author | jwilhelm |
Thu, 06 Jul 2017 01:50:26 +0200 | |
changeset 46630 | 75aa3e39d02c |
parent 46542 | 73dd19b96b5d |
child 46735 | 219c4312853e |
permissions | -rw-r--r-- |
1 | 1 |
/* |
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* Copyright (c) 1999, 2017, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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||
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#include "precompiled.hpp" |
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#include "asm/macroAssembler.hpp" |
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#include "classfile/systemDictionary.hpp" |
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#include "classfile/vmSymbols.hpp" |
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#include "compiler/compileBroker.hpp" |
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#include "compiler/compileLog.hpp" |
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#include "memory/resourceArea.hpp" |
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#include "oops/objArrayKlass.hpp" |
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#include "opto/addnode.hpp" |
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#include "opto/arraycopynode.hpp" |
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#include "opto/c2compiler.hpp" |
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#include "opto/callGenerator.hpp" |
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#include "opto/castnode.hpp" |
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#include "opto/cfgnode.hpp" |
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#include "opto/convertnode.hpp" |
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#include "opto/countbitsnode.hpp" |
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#include "opto/intrinsicnode.hpp" |
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#include "opto/idealKit.hpp" |
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#include "opto/mathexactnode.hpp" |
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#include "opto/movenode.hpp" |
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#include "opto/mulnode.hpp" |
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#include "opto/narrowptrnode.hpp" |
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#include "opto/opaquenode.hpp" |
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#include "opto/parse.hpp" |
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#include "opto/runtime.hpp" |
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#include "opto/rootnode.hpp" |
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#include "opto/subnode.hpp" |
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#include "prims/nativeLookup.hpp" |
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#include "prims/unsafe.hpp" |
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#include "runtime/sharedRuntime.hpp" |
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#ifdef TRACE_HAVE_INTRINSICS |
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#include "trace/traceMacros.hpp" |
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#endif |
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class LibraryIntrinsic : public InlineCallGenerator { |
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// Extend the set of intrinsics known to the runtime: |
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public: |
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private: |
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bool _is_virtual; |
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bool _does_virtual_dispatch; |
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int8_t _predicates_count; // Intrinsic is predicated by several conditions |
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int8_t _last_predicate; // Last generated predicate |
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vmIntrinsics::ID _intrinsic_id; |
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public: |
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LibraryIntrinsic(ciMethod* m, bool is_virtual, int predicates_count, bool does_virtual_dispatch, vmIntrinsics::ID id) |
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: InlineCallGenerator(m), |
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_is_virtual(is_virtual), |
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_does_virtual_dispatch(does_virtual_dispatch), |
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_predicates_count((int8_t)predicates_count), |
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_last_predicate((int8_t)-1), |
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_intrinsic_id(id) |
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{ |
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} |
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virtual bool is_intrinsic() const { return true; } |
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virtual bool is_virtual() const { return _is_virtual; } |
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virtual bool is_predicated() const { return _predicates_count > 0; } |
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virtual int predicates_count() const { return _predicates_count; } |
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virtual bool does_virtual_dispatch() const { return _does_virtual_dispatch; } |
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virtual JVMState* generate(JVMState* jvms); |
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virtual Node* generate_predicate(JVMState* jvms, int predicate); |
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vmIntrinsics::ID intrinsic_id() const { return _intrinsic_id; } |
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}; |
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89 |
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// Local helper class for LibraryIntrinsic: |
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class LibraryCallKit : public GraphKit { |
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private: |
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LibraryIntrinsic* _intrinsic; // the library intrinsic being called |
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Node* _result; // the result node, if any |
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int _reexecute_sp; // the stack pointer when bytecode needs to be reexecuted |
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const TypeOopPtr* sharpen_unsafe_type(Compile::AliasType* alias_type, const TypePtr *adr_type); |
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public: |
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LibraryCallKit(JVMState* jvms, LibraryIntrinsic* intrinsic) |
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: GraphKit(jvms), |
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_intrinsic(intrinsic), |
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_result(NULL) |
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{ |
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// Check if this is a root compile. In that case we don't have a caller. |
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if (!jvms->has_method()) { |
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_reexecute_sp = sp(); |
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} else { |
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// Find out how many arguments the interpreter needs when deoptimizing |
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// and save the stack pointer value so it can used by uncommon_trap. |
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// We find the argument count by looking at the declared signature. |
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bool ignored_will_link; |
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ciSignature* declared_signature = NULL; |
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ciMethod* ignored_callee = caller()->get_method_at_bci(bci(), ignored_will_link, &declared_signature); |
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const int nargs = declared_signature->arg_size_for_bc(caller()->java_code_at_bci(bci())); |
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_reexecute_sp = sp() + nargs; // "push" arguments back on stack |
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} |
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} |
119 |
||
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virtual LibraryCallKit* is_LibraryCallKit() const { return (LibraryCallKit*)this; } |
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|
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ciMethod* caller() const { return jvms()->method(); } |
123 |
int bci() const { return jvms()->bci(); } |
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124 |
LibraryIntrinsic* intrinsic() const { return _intrinsic; } |
|
125 |
vmIntrinsics::ID intrinsic_id() const { return _intrinsic->intrinsic_id(); } |
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126 |
ciMethod* callee() const { return _intrinsic->method(); } |
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127 |
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bool try_to_inline(int predicate); |
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Node* try_to_predicate(int predicate); |
1 | 130 |
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void push_result() { |
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// Push the result onto the stack. |
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if (!stopped() && result() != NULL) { |
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BasicType bt = result()->bottom_type()->basic_type(); |
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push_node(bt, result()); |
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} |
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} |
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138 |
|
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private: |
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void fatal_unexpected_iid(vmIntrinsics::ID iid) { |
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fatal("unexpected intrinsic %d: %s", iid, vmIntrinsics::name_at(iid)); |
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} |
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143 |
|
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void set_result(Node* n) { assert(_result == NULL, "only set once"); _result = n; } |
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void set_result(RegionNode* region, PhiNode* value); |
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Node* result() { return _result; } |
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|
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virtual int reexecute_sp() { return _reexecute_sp; } |
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149 |
|
1 | 150 |
// Helper functions to inline natives |
151 |
Node* generate_guard(Node* test, RegionNode* region, float true_prob); |
|
152 |
Node* generate_slow_guard(Node* test, RegionNode* region); |
|
153 |
Node* generate_fair_guard(Node* test, RegionNode* region); |
|
154 |
Node* generate_negative_guard(Node* index, RegionNode* region, |
|
155 |
// resulting CastII of index: |
|
156 |
Node* *pos_index = NULL); |
|
157 |
Node* generate_limit_guard(Node* offset, Node* subseq_length, |
|
158 |
Node* array_length, |
|
159 |
RegionNode* region); |
|
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void generate_string_range_check(Node* array, Node* offset, |
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161 |
Node* length, bool char_count); |
1 | 162 |
Node* generate_current_thread(Node* &tls_output); |
163 |
Node* load_mirror_from_klass(Node* klass); |
|
164 |
Node* load_klass_from_mirror_common(Node* mirror, bool never_see_null, |
|
165 |
RegionNode* region, int null_path, |
|
166 |
int offset); |
|
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167 |
Node* load_klass_from_mirror(Node* mirror, bool never_see_null, |
1 | 168 |
RegionNode* region, int null_path) { |
169 |
int offset = java_lang_Class::klass_offset_in_bytes(); |
|
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170 |
return load_klass_from_mirror_common(mirror, never_see_null, |
1 | 171 |
region, null_path, |
172 |
offset); |
|
173 |
} |
|
174 |
Node* load_array_klass_from_mirror(Node* mirror, bool never_see_null, |
|
175 |
RegionNode* region, int null_path) { |
|
176 |
int offset = java_lang_Class::array_klass_offset_in_bytes(); |
|
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return load_klass_from_mirror_common(mirror, never_see_null, |
1 | 178 |
region, null_path, |
179 |
offset); |
|
180 |
} |
|
181 |
Node* generate_access_flags_guard(Node* kls, |
|
182 |
int modifier_mask, int modifier_bits, |
|
183 |
RegionNode* region); |
|
184 |
Node* generate_interface_guard(Node* kls, RegionNode* region); |
|
185 |
Node* generate_array_guard(Node* kls, RegionNode* region) { |
|
186 |
return generate_array_guard_common(kls, region, false, false); |
|
187 |
} |
|
188 |
Node* generate_non_array_guard(Node* kls, RegionNode* region) { |
|
189 |
return generate_array_guard_common(kls, region, false, true); |
|
190 |
} |
|
191 |
Node* generate_objArray_guard(Node* kls, RegionNode* region) { |
|
192 |
return generate_array_guard_common(kls, region, true, false); |
|
193 |
} |
|
194 |
Node* generate_non_objArray_guard(Node* kls, RegionNode* region) { |
|
195 |
return generate_array_guard_common(kls, region, true, true); |
|
196 |
} |
|
197 |
Node* generate_array_guard_common(Node* kls, RegionNode* region, |
|
198 |
bool obj_array, bool not_array); |
|
199 |
Node* generate_virtual_guard(Node* obj_klass, RegionNode* slow_region); |
|
200 |
CallJavaNode* generate_method_call(vmIntrinsics::ID method_id, |
|
201 |
bool is_virtual = false, bool is_static = false); |
|
202 |
CallJavaNode* generate_method_call_static(vmIntrinsics::ID method_id) { |
|
203 |
return generate_method_call(method_id, false, true); |
|
204 |
} |
|
205 |
CallJavaNode* generate_method_call_virtual(vmIntrinsics::ID method_id) { |
|
206 |
return generate_method_call(method_id, true, false); |
|
207 |
} |
|
31515 | 208 |
Node * load_field_from_object(Node * fromObj, const char * fieldName, const char * fieldTypeString, bool is_exact, bool is_static, ciInstanceKlass * fromKls); |
35154 | 209 |
Node * field_address_from_object(Node * fromObj, const char * fieldName, const char * fieldTypeString, bool is_exact, bool is_static, ciInstanceKlass * fromKls); |
1 | 210 |
|
33628 | 211 |
Node* make_string_method_node(int opcode, Node* str1_start, Node* cnt1, Node* str2_start, Node* cnt2, StrIntrinsicNode::ArgEnc ae); |
212 |
bool inline_string_compareTo(StrIntrinsicNode::ArgEnc ae); |
|
213 |
bool inline_string_indexOf(StrIntrinsicNode::ArgEnc ae); |
|
214 |
bool inline_string_indexOfI(StrIntrinsicNode::ArgEnc ae); |
|
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
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diff
changeset
|
215 |
Node* make_indexOf_node(Node* src_start, Node* src_count, Node* tgt_start, Node* tgt_count, |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
216 |
RegionNode* region, Node* phi, StrIntrinsicNode::ArgEnc ae); |
33628 | 217 |
bool inline_string_indexOfChar(); |
218 |
bool inline_string_equals(StrIntrinsicNode::ArgEnc ae); |
|
219 |
bool inline_string_toBytesU(); |
|
220 |
bool inline_string_getCharsU(); |
|
221 |
bool inline_string_copy(bool compress); |
|
222 |
bool inline_string_char_access(bool is_store); |
|
14621
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7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
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changeset
|
223 |
Node* round_double_node(Node* n); |
1 | 224 |
bool runtime_math(const TypeFunc* call_type, address funcAddr, const char* funcName); |
225 |
bool inline_math_native(vmIntrinsics::ID id); |
|
14621
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changeset
|
226 |
bool inline_math(vmIntrinsics::ID id); |
22911
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
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diff
changeset
|
227 |
template <typename OverflowOp> |
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|
228 |
bool inline_math_overflow(Node* arg1, Node* arg2); |
ff49c48c887d
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changeset
|
229 |
void inline_math_mathExact(Node* math, Node* test); |
21105
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changeset
|
230 |
bool inline_math_addExactI(bool is_increment); |
47618ee96ed5
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changeset
|
231 |
bool inline_math_addExactL(bool is_increment); |
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changeset
|
232 |
bool inline_math_multiplyExactI(); |
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changeset
|
233 |
bool inline_math_multiplyExactL(); |
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diff
changeset
|
234 |
bool inline_math_negateExactI(); |
47618ee96ed5
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rbackman
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diff
changeset
|
235 |
bool inline_math_negateExactL(); |
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diff
changeset
|
236 |
bool inline_math_subtractExactI(bool is_decrement); |
47618ee96ed5
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rbackman
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diff
changeset
|
237 |
bool inline_math_subtractExactL(bool is_decrement); |
1 | 238 |
bool inline_min_max(vmIntrinsics::ID id); |
31856 | 239 |
bool inline_notify(vmIntrinsics::ID id); |
1 | 240 |
Node* generate_min_max(vmIntrinsics::ID id, Node* x, Node* y); |
241 |
// This returns Type::AnyPtr, RawPtr, or OopPtr. |
|
46525
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
242 |
int classify_unsafe_addr(Node* &base, Node* &offset, BasicType type); |
46542
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
243 |
Node* make_unsafe_address(Node*& base, Node* offset, BasicType type = T_ILLEGAL, bool can_cast = false); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
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diff
changeset
|
244 |
// Helper for inline_unsafe_access. |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
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diff
changeset
|
245 |
// Generates the guards that check whether the result of |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
246 |
// Unsafe.getObject should be recorded in an SATB log buffer. |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
247 |
void insert_pre_barrier(Node* base_oop, Node* offset, Node* pre_val, bool need_mem_bar); |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
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diff
changeset
|
248 |
|
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
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diff
changeset
|
249 |
typedef enum { Relaxed, Opaque, Volatile, Acquire, Release } AccessKind; |
38211
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
250 |
bool inline_unsafe_access(bool is_store, BasicType type, AccessKind kind, bool is_unaligned); |
19337 | 251 |
static bool klass_needs_init_guard(Node* kls); |
1 | 252 |
bool inline_unsafe_allocate(); |
36553
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
253 |
bool inline_unsafe_newArray(bool uninitialized); |
1 | 254 |
bool inline_unsafe_copyMemory(); |
255 |
bool inline_native_currentThread(); |
|
36384 | 256 |
|
12377
ae6def2813e0
7160570: Intrinsification support for tracing framework
rbackman
parents:
12113
diff
changeset
|
257 |
bool inline_native_time_funcs(address method, const char* funcName); |
40899
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
258 |
#ifdef TRACE_HAVE_INTRINSICS |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
259 |
bool inline_native_classID(); |
42037
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
260 |
bool inline_native_getBufferWriter(); |
40899
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
261 |
#endif |
1 | 262 |
bool inline_native_isInterrupted(); |
263 |
bool inline_native_Class_query(vmIntrinsics::ID id); |
|
264 |
bool inline_native_subtype_check(); |
|
265 |
bool inline_native_getLength(); |
|
266 |
bool inline_array_copyOf(bool is_copyOfRange); |
|
33628 | 267 |
bool inline_array_equals(StrIntrinsicNode::ArgEnc ae); |
38240
28e0cafd5222
8155794: Move Objects.checkIndex BiFunction accepting methods to an internal package
psandoz
parents:
38131
diff
changeset
|
268 |
bool inline_preconditions_checkIndex(); |
3186
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
269 |
void copy_to_clone(Node* obj, Node* alloc_obj, Node* obj_size, bool is_array, bool card_mark); |
1 | 270 |
bool inline_native_clone(bool is_virtual); |
271 |
bool inline_native_Reflection_getCallerClass(); |
|
272 |
// Helper function for inlining native object hash method |
|
273 |
bool inline_native_hashcode(bool is_virtual, bool is_static); |
|
274 |
bool inline_native_getClass(); |
|
275 |
||
276 |
// Helper functions for inlining arraycopy |
|
277 |
bool inline_arraycopy(); |
|
278 |
AllocateArrayNode* tightly_coupled_allocation(Node* ptr, |
|
279 |
RegionNode* slow_region); |
|
30185 | 280 |
JVMState* arraycopy_restore_alloc_state(AllocateArrayNode* alloc, int& saved_reexecute_sp); |
43963
6845bb645be5
8174164: SafePointNode::_replaced_nodes breaks with irreducible loops
roland
parents:
43956
diff
changeset
|
281 |
void arraycopy_move_allocation_here(AllocateArrayNode* alloc, Node* dest, JVMState* saved_jvms, int saved_reexecute_sp, |
6845bb645be5
8174164: SafePointNode::_replaced_nodes breaks with irreducible loops
roland
parents:
43956
diff
changeset
|
282 |
uint new_idx); |
30185 | 283 |
|
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
284 |
typedef enum { LS_get_add, LS_get_set, LS_cmp_swap, LS_cmp_swap_weak, LS_cmp_exchange } LoadStoreKind; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
285 |
MemNode::MemOrd access_kind_to_memord_LS(AccessKind access_kind, bool is_store); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
286 |
MemNode::MemOrd access_kind_to_memord(AccessKind access_kind); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
287 |
bool inline_unsafe_load_store(BasicType type, LoadStoreKind kind, AccessKind access_kind); |
14832 | 288 |
bool inline_unsafe_fence(vmIntrinsics::ID id); |
38017
55047d16f141
8147844: new method j.l.Runtime.onSpinWait() and the corresponding x86 hotspot instrinsic
ikrylov
parents:
37275
diff
changeset
|
289 |
bool inline_onspinwait(); |
1 | 290 |
bool inline_fp_conversions(vmIntrinsics::ID id); |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
291 |
bool inline_number_methods(vmIntrinsics::ID id); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
292 |
bool inline_reference_get(); |
27450
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
293 |
bool inline_Class_cast(); |
14132 | 294 |
bool inline_aescrypt_Block(vmIntrinsics::ID id); |
295 |
bool inline_cipherBlockChaining_AESCrypt(vmIntrinsics::ID id); |
|
35154 | 296 |
bool inline_counterMode_AESCrypt(vmIntrinsics::ID id); |
14132 | 297 |
Node* inline_cipherBlockChaining_AESCrypt_predicate(bool decrypting); |
35154 | 298 |
Node* inline_counterMode_AESCrypt_predicate(); |
14132 | 299 |
Node* get_key_start_from_aescrypt_object(Node* aescrypt_object); |
22505 | 300 |
Node* get_original_key_start_from_aescrypt_object(Node* aescrypt_object); |
31404
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
301 |
bool inline_ghash_processBlocks(); |
24953
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
302 |
bool inline_sha_implCompress(vmIntrinsics::ID id); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
303 |
bool inline_digestBase_implCompressMB(int predicate); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
304 |
bool inline_sha_implCompressMB(Node* digestBaseObj, ciInstanceKlass* instklass_SHA, |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
305 |
bool long_state, address stubAddr, const char *stubName, |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
306 |
Node* src_start, Node* ofs, Node* limit); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
307 |
Node* get_state_from_sha_object(Node *sha_object); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
308 |
Node* get_state_from_sha5_object(Node *sha_object); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
309 |
Node* inline_digestBase_implCompressMB_predicate(int predicate); |
15242
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
310 |
bool inline_encodeISOArray(); |
18507
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
311 |
bool inline_updateCRC32(); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
312 |
bool inline_updateBytesCRC32(); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
313 |
bool inline_updateByteBufferCRC32(); |
31515 | 314 |
Node* get_table_from_crc32c_class(ciInstanceKlass *crc32c_class); |
315 |
bool inline_updateBytesCRC32C(); |
|
316 |
bool inline_updateDirectByteBufferCRC32C(); |
|
32581 | 317 |
bool inline_updateBytesAdler32(); |
318 |
bool inline_updateByteBufferAdler32(); |
|
26434
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
319 |
bool inline_multiplyToLen(); |
33628 | 320 |
bool inline_hasNegatives(); |
31129
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
321 |
bool inline_squareToLen(); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
322 |
bool inline_mulAdd(); |
31583
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
323 |
bool inline_montgomeryMultiply(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
324 |
bool inline_montgomerySquare(); |
35110
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
325 |
bool inline_vectorizedMismatch(); |
41323 | 326 |
bool inline_fma(vmIntrinsics::ID id); |
28912
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
327 |
|
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
328 |
bool inline_profileBoolean(); |
30189
0dce8215957a
8075263: MHI::checkCustomized isn't eliminated for inlined MethodHandles
vlivanov
parents:
29348
diff
changeset
|
329 |
bool inline_isCompileConstant(); |
1 | 330 |
}; |
331 |
||
332 |
//---------------------------make_vm_intrinsic---------------------------- |
|
333 |
CallGenerator* Compile::make_vm_intrinsic(ciMethod* m, bool is_virtual) { |
|
334 |
vmIntrinsics::ID id = m->intrinsic_id(); |
|
335 |
assert(id != vmIntrinsics::_none, "must be a VM intrinsic"); |
|
336 |
||
337 |
if (!m->is_loaded()) { |
|
31962
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
338 |
// Do not attempt to inline unloaded methods. |
1 | 339 |
return NULL; |
31962
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
340 |
} |
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
341 |
|
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
342 |
C2Compiler* compiler = (C2Compiler*)CompileBroker::compiler(CompLevel_full_optimization); |
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
343 |
bool is_available = false; |
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
344 |
|
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
345 |
{ |
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
346 |
// For calling is_intrinsic_supported and is_intrinsic_disabled_by_flag |
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
347 |
// the compiler must transition to '_thread_in_vm' state because both |
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
348 |
// methods access VM-internal data. |
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
349 |
VM_ENTRY_MARK; |
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
350 |
methodHandle mh(THREAD, m->get_Method()); |
46375
1b360c12efc7
8171813: Reported null pointer dereference defect groups
rraghavan
parents:
46369
diff
changeset
|
351 |
is_available = compiler != NULL && compiler->is_intrinsic_supported(mh, is_virtual) && |
33451
0712796e4039
8137167: JEP165: Compiler Control: Implementation task
neliasso
parents:
33449
diff
changeset
|
352 |
!C->directive()->is_intrinsic_disabled(mh) && |
0712796e4039
8137167: JEP165: Compiler Control: Implementation task
neliasso
parents:
33449
diff
changeset
|
353 |
!vmIntrinsics::is_disabled_by_flags(mh); |
0712796e4039
8137167: JEP165: Compiler Control: Implementation task
neliasso
parents:
33449
diff
changeset
|
354 |
|
31962
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
355 |
} |
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
356 |
|
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
357 |
if (is_available) { |
3273
6acf7084b1d3
6862576: vmIntrinsics needs cleanup in order to support JSR 292 intrinsics
jrose
parents:
3268
diff
changeset
|
358 |
assert(id <= vmIntrinsics::LAST_COMPILER_INLINE, "caller responsibility"); |
6acf7084b1d3
6862576: vmIntrinsics needs cleanup in order to support JSR 292 intrinsics
jrose
parents:
3268
diff
changeset
|
359 |
assert(id != vmIntrinsics::_Object_init && id != vmIntrinsics::_invoke, "enum out of order?"); |
31962
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
360 |
return new LibraryIntrinsic(m, is_virtual, |
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
361 |
vmIntrinsics::predicates_needed(id), |
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
362 |
vmIntrinsics::does_virtual_dispatch(id), |
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
363 |
(vmIntrinsics::ID) id); |
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
364 |
} else { |
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
365 |
return NULL; |
d05e0a4d1b43
8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
zmajo
parents:
31867
diff
changeset
|
366 |
} |
1 | 367 |
} |
368 |
||
369 |
//----------------------register_library_intrinsics----------------------- |
|
370 |
// Initialize this file's data structures, for each Compile instance. |
|
371 |
void Compile::register_library_intrinsics() { |
|
372 |
// Nothing to do here. |
|
373 |
} |
|
374 |
||
24946
24b68ccf3fc4
8026796: Make replace_in_map() on parent maps generic
roland
parents:
24945
diff
changeset
|
375 |
JVMState* LibraryIntrinsic::generate(JVMState* jvms) { |
1 | 376 |
LibraryCallKit kit(jvms, this); |
377 |
Compile* C = kit.C; |
|
378 |
int nodes = C->unique(); |
|
379 |
#ifndef PRODUCT |
|
20073 | 380 |
if ((C->print_intrinsics() || C->print_inlining()) && Verbose) { |
1 | 381 |
char buf[1000]; |
382 |
const char* str = vmIntrinsics::short_name_as_C_string(intrinsic_id(), buf, sizeof(buf)); |
|
383 |
tty->print_cr("Intrinsic %s", str); |
|
384 |
} |
|
385 |
#endif |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
386 |
ciMethod* callee = kit.callee(); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
387 |
const int bci = kit.bci(); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
388 |
|
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
389 |
// Try to inline the intrinsic. |
31587
e48945b7849c
8076112: Add @HotSpotIntrinsicCandidate annotation to indicate methods for which Java Runtime has intrinsics
zmajo
parents:
31584
diff
changeset
|
390 |
if ((CheckIntrinsics ? callee->intrinsic_candidate() : true) && |
e48945b7849c
8076112: Add @HotSpotIntrinsicCandidate annotation to indicate methods for which Java Runtime has intrinsics
zmajo
parents:
31584
diff
changeset
|
391 |
kit.try_to_inline(_last_predicate)) { |
46270 | 392 |
const char *inline_msg = is_virtual() ? "(intrinsic, virtual)" |
393 |
: "(intrinsic)"; |
|
394 |
CompileTask::print_inlining_ul(callee, jvms->depth() - 1, bci, inline_msg); |
|
20073 | 395 |
if (C->print_intrinsics() || C->print_inlining()) { |
46270 | 396 |
C->print_inlining(callee, jvms->depth() - 1, bci, inline_msg); |
1 | 397 |
} |
398 |
C->gather_intrinsic_statistics(intrinsic_id(), is_virtual(), Compile::_intrinsic_worked); |
|
399 |
if (C->log()) { |
|
400 |
C->log()->elem("intrinsic id='%s'%s nodes='%d'", |
|
401 |
vmIntrinsics::name_at(intrinsic_id()), |
|
402 |
(is_virtual() ? " virtual='1'" : ""), |
|
403 |
C->unique() - nodes); |
|
404 |
} |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
405 |
// Push the result from the inlined method onto the stack. |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
406 |
kit.push_result(); |
23846
490ace57944d
8007988: PrintInlining output is inconsistent with incremental inlining
roland
parents:
23528
diff
changeset
|
407 |
C->print_inlining_update(this); |
1 | 408 |
return kit.transfer_exceptions_into_jvms(); |
409 |
} |
|
410 |
||
12107
0d67c9f2abf2
6658428: C2 doesn't inline java method if corresponding intrinsic failed to inline.
never
parents:
11732
diff
changeset
|
411 |
// The intrinsic bailed out |
46270 | 412 |
if (jvms->has_method()) { |
413 |
// Not a root compile. |
|
414 |
const char* msg; |
|
415 |
if (callee->intrinsic_candidate()) { |
|
416 |
msg = is_virtual() ? "failed to inline (intrinsic, virtual)" : "failed to inline (intrinsic)"; |
|
417 |
} else { |
|
418 |
msg = is_virtual() ? "failed to inline (intrinsic, virtual), method not annotated" |
|
419 |
: "failed to inline (intrinsic), method not annotated"; |
|
420 |
} |
|
421 |
CompileTask::print_inlining_ul(callee, jvms->depth() - 1, bci, msg); |
|
422 |
if (C->print_intrinsics() || C->print_inlining()) { |
|
14828
bb9dffedf46c
8005031: Some cleanup in c2 to prepare for incremental inlining support
roland
parents:
14627
diff
changeset
|
423 |
C->print_inlining(callee, jvms->depth() - 1, bci, msg); |
46270 | 424 |
} |
425 |
} else { |
|
426 |
// Root compile |
|
427 |
ResourceMark rm; |
|
428 |
stringStream msg_stream; |
|
429 |
msg_stream.print("Did not generate intrinsic %s%s at bci:%d in", |
|
430 |
vmIntrinsics::name_at(intrinsic_id()), |
|
431 |
is_virtual() ? " (virtual)" : "", bci); |
|
432 |
const char *msg = msg_stream.as_string(); |
|
433 |
log_debug(jit, inlining)("%s", msg); |
|
434 |
if (C->print_intrinsics() || C->print_inlining()) { |
|
435 |
tty->print("%s", msg); |
|
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
436 |
} |
1 | 437 |
} |
438 |
C->gather_intrinsic_statistics(intrinsic_id(), is_virtual(), Compile::_intrinsic_failed); |
|
23846
490ace57944d
8007988: PrintInlining output is inconsistent with incremental inlining
roland
parents:
23528
diff
changeset
|
439 |
C->print_inlining_update(this); |
1 | 440 |
return NULL; |
441 |
} |
|
442 |
||
24948
bc074f400757
8035605: Expand functionality of PredictedIntrinsicGenerator
kvn
parents:
24946
diff
changeset
|
443 |
Node* LibraryIntrinsic::generate_predicate(JVMState* jvms, int predicate) { |
14132 | 444 |
LibraryCallKit kit(jvms, this); |
445 |
Compile* C = kit.C; |
|
446 |
int nodes = C->unique(); |
|
24948
bc074f400757
8035605: Expand functionality of PredictedIntrinsicGenerator
kvn
parents:
24946
diff
changeset
|
447 |
_last_predicate = predicate; |
14132 | 448 |
#ifndef PRODUCT |
24948
bc074f400757
8035605: Expand functionality of PredictedIntrinsicGenerator
kvn
parents:
24946
diff
changeset
|
449 |
assert(is_predicated() && predicate < predicates_count(), "sanity"); |
20073 | 450 |
if ((C->print_intrinsics() || C->print_inlining()) && Verbose) { |
14132 | 451 |
char buf[1000]; |
452 |
const char* str = vmIntrinsics::short_name_as_C_string(intrinsic_id(), buf, sizeof(buf)); |
|
453 |
tty->print_cr("Predicate for intrinsic %s", str); |
|
454 |
} |
|
455 |
#endif |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
456 |
ciMethod* callee = kit.callee(); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
457 |
const int bci = kit.bci(); |
14132 | 458 |
|
24948
bc074f400757
8035605: Expand functionality of PredictedIntrinsicGenerator
kvn
parents:
24946
diff
changeset
|
459 |
Node* slow_ctl = kit.try_to_predicate(predicate); |
14132 | 460 |
if (!kit.failing()) { |
46270 | 461 |
const char *inline_msg = is_virtual() ? "(intrinsic, virtual, predicate)" |
462 |
: "(intrinsic, predicate)"; |
|
463 |
CompileTask::print_inlining_ul(callee, jvms->depth() - 1, bci, inline_msg); |
|
20073 | 464 |
if (C->print_intrinsics() || C->print_inlining()) { |
46270 | 465 |
C->print_inlining(callee, jvms->depth() - 1, bci, inline_msg); |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
466 |
} |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
467 |
C->gather_intrinsic_statistics(intrinsic_id(), is_virtual(), Compile::_intrinsic_worked); |
14132 | 468 |
if (C->log()) { |
469 |
C->log()->elem("predicate_intrinsic id='%s'%s nodes='%d'", |
|
470 |
vmIntrinsics::name_at(intrinsic_id()), |
|
471 |
(is_virtual() ? " virtual='1'" : ""), |
|
472 |
C->unique() - nodes); |
|
473 |
} |
|
474 |
return slow_ctl; // Could be NULL if the check folds. |
|
475 |
} |
|
476 |
||
477 |
// The intrinsic bailed out |
|
46270 | 478 |
if (jvms->has_method()) { |
479 |
// Not a root compile. |
|
480 |
const char* msg = "failed to generate predicate for intrinsic"; |
|
481 |
CompileTask::print_inlining_ul(kit.callee(), jvms->depth() - 1, bci, msg); |
|
482 |
if (C->print_intrinsics() || C->print_inlining()) { |
|
14828
bb9dffedf46c
8005031: Some cleanup in c2 to prepare for incremental inlining support
roland
parents:
14627
diff
changeset
|
483 |
C->print_inlining(kit.callee(), jvms->depth() - 1, bci, msg); |
46270 | 484 |
} |
485 |
} else { |
|
486 |
// Root compile |
|
487 |
ResourceMark rm; |
|
488 |
stringStream msg_stream; |
|
489 |
msg_stream.print("Did not generate intrinsic %s%s at bci:%d in", |
|
490 |
vmIntrinsics::name_at(intrinsic_id()), |
|
491 |
is_virtual() ? " (virtual)" : "", bci); |
|
492 |
const char *msg = msg_stream.as_string(); |
|
493 |
log_debug(jit, inlining)("%s", msg); |
|
494 |
if (C->print_intrinsics() || C->print_inlining()) { |
|
495 |
C->print_inlining_stream()->print("%s", msg); |
|
14132 | 496 |
} |
497 |
} |
|
498 |
C->gather_intrinsic_statistics(intrinsic_id(), is_virtual(), Compile::_intrinsic_failed); |
|
499 |
return NULL; |
|
500 |
} |
|
501 |
||
24948
bc074f400757
8035605: Expand functionality of PredictedIntrinsicGenerator
kvn
parents:
24946
diff
changeset
|
502 |
bool LibraryCallKit::try_to_inline(int predicate) { |
1 | 503 |
// Handle symbolic names for otherwise undistinguished boolean switches: |
504 |
const bool is_store = true; |
|
33628 | 505 |
const bool is_compress = true; |
1 | 506 |
const bool is_static = true; |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
507 |
const bool is_volatile = true; |
1 | 508 |
|
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
509 |
if (!jvms()->has_method()) { |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
510 |
// Root JVMState has a null method. |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
511 |
assert(map()->memory()->Opcode() == Op_Parm, ""); |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
512 |
// Insert the memory aliasing node |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
513 |
set_all_memory(reset_memory()); |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
514 |
} |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
515 |
assert(merged_memory(), ""); |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
516 |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
517 |
|
1 | 518 |
switch (intrinsic_id()) { |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
519 |
case vmIntrinsics::_hashCode: return inline_native_hashcode(intrinsic()->is_virtual(), !is_static); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
520 |
case vmIntrinsics::_identityHashCode: return inline_native_hashcode(/*!virtual*/ false, is_static); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
521 |
case vmIntrinsics::_getClass: return inline_native_getClass(); |
1 | 522 |
|
523 |
case vmIntrinsics::_dsin: |
|
524 |
case vmIntrinsics::_dcos: |
|
525 |
case vmIntrinsics::_dtan: |
|
526 |
case vmIntrinsics::_dabs: |
|
527 |
case vmIntrinsics::_datan2: |
|
528 |
case vmIntrinsics::_dsqrt: |
|
529 |
case vmIntrinsics::_dexp: |
|
530 |
case vmIntrinsics::_dlog: |
|
531 |
case vmIntrinsics::_dlog10: |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
532 |
case vmIntrinsics::_dpow: return inline_math_native(intrinsic_id()); |
1 | 533 |
|
534 |
case vmIntrinsics::_min: |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
535 |
case vmIntrinsics::_max: return inline_min_max(intrinsic_id()); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
536 |
|
31856 | 537 |
case vmIntrinsics::_notify: |
538 |
case vmIntrinsics::_notifyAll: |
|
539 |
if (InlineNotify) { |
|
540 |
return inline_notify(intrinsic_id()); |
|
541 |
} |
|
542 |
return false; |
|
543 |
||
21105
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
544 |
case vmIntrinsics::_addExactI: return inline_math_addExactI(false /* add */); |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
545 |
case vmIntrinsics::_addExactL: return inline_math_addExactL(false /* add */); |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
546 |
case vmIntrinsics::_decrementExactI: return inline_math_subtractExactI(true /* decrement */); |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
547 |
case vmIntrinsics::_decrementExactL: return inline_math_subtractExactL(true /* decrement */); |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
548 |
case vmIntrinsics::_incrementExactI: return inline_math_addExactI(true /* increment */); |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
549 |
case vmIntrinsics::_incrementExactL: return inline_math_addExactL(true /* increment */); |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
550 |
case vmIntrinsics::_multiplyExactI: return inline_math_multiplyExactI(); |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
551 |
case vmIntrinsics::_multiplyExactL: return inline_math_multiplyExactL(); |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
552 |
case vmIntrinsics::_negateExactI: return inline_math_negateExactI(); |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
553 |
case vmIntrinsics::_negateExactL: return inline_math_negateExactL(); |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
554 |
case vmIntrinsics::_subtractExactI: return inline_math_subtractExactI(false /* subtract */); |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
555 |
case vmIntrinsics::_subtractExactL: return inline_math_subtractExactL(false /* subtract */); |
20289 | 556 |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
557 |
case vmIntrinsics::_arraycopy: return inline_arraycopy(); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
558 |
|
33628 | 559 |
case vmIntrinsics::_compareToL: return inline_string_compareTo(StrIntrinsicNode::LL); |
560 |
case vmIntrinsics::_compareToU: return inline_string_compareTo(StrIntrinsicNode::UU); |
|
561 |
case vmIntrinsics::_compareToLU: return inline_string_compareTo(StrIntrinsicNode::LU); |
|
562 |
case vmIntrinsics::_compareToUL: return inline_string_compareTo(StrIntrinsicNode::UL); |
|
563 |
||
564 |
case vmIntrinsics::_indexOfL: return inline_string_indexOf(StrIntrinsicNode::LL); |
|
565 |
case vmIntrinsics::_indexOfU: return inline_string_indexOf(StrIntrinsicNode::UU); |
|
566 |
case vmIntrinsics::_indexOfUL: return inline_string_indexOf(StrIntrinsicNode::UL); |
|
567 |
case vmIntrinsics::_indexOfIL: return inline_string_indexOfI(StrIntrinsicNode::LL); |
|
568 |
case vmIntrinsics::_indexOfIU: return inline_string_indexOfI(StrIntrinsicNode::UU); |
|
569 |
case vmIntrinsics::_indexOfIUL: return inline_string_indexOfI(StrIntrinsicNode::UL); |
|
570 |
case vmIntrinsics::_indexOfU_char: return inline_string_indexOfChar(); |
|
571 |
||
572 |
case vmIntrinsics::_equalsL: return inline_string_equals(StrIntrinsicNode::LL); |
|
573 |
case vmIntrinsics::_equalsU: return inline_string_equals(StrIntrinsicNode::UU); |
|
574 |
||
575 |
case vmIntrinsics::_toBytesStringU: return inline_string_toBytesU(); |
|
576 |
case vmIntrinsics::_getCharsStringU: return inline_string_getCharsU(); |
|
577 |
case vmIntrinsics::_getCharStringU: return inline_string_char_access(!is_store); |
|
578 |
case vmIntrinsics::_putCharStringU: return inline_string_char_access( is_store); |
|
579 |
||
580 |
case vmIntrinsics::_compressStringC: |
|
581 |
case vmIntrinsics::_compressStringB: return inline_string_copy( is_compress); |
|
582 |
case vmIntrinsics::_inflateStringC: |
|
583 |
case vmIntrinsics::_inflateStringB: return inline_string_copy(!is_compress); |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
584 |
|
38211
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
585 |
case vmIntrinsics::_getObject: return inline_unsafe_access(!is_store, T_OBJECT, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
586 |
case vmIntrinsics::_getBoolean: return inline_unsafe_access(!is_store, T_BOOLEAN, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
587 |
case vmIntrinsics::_getByte: return inline_unsafe_access(!is_store, T_BYTE, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
588 |
case vmIntrinsics::_getShort: return inline_unsafe_access(!is_store, T_SHORT, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
589 |
case vmIntrinsics::_getChar: return inline_unsafe_access(!is_store, T_CHAR, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
590 |
case vmIntrinsics::_getInt: return inline_unsafe_access(!is_store, T_INT, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
591 |
case vmIntrinsics::_getLong: return inline_unsafe_access(!is_store, T_LONG, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
592 |
case vmIntrinsics::_getFloat: return inline_unsafe_access(!is_store, T_FLOAT, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
593 |
case vmIntrinsics::_getDouble: return inline_unsafe_access(!is_store, T_DOUBLE, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
594 |
|
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
595 |
case vmIntrinsics::_putObject: return inline_unsafe_access( is_store, T_OBJECT, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
596 |
case vmIntrinsics::_putBoolean: return inline_unsafe_access( is_store, T_BOOLEAN, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
597 |
case vmIntrinsics::_putByte: return inline_unsafe_access( is_store, T_BYTE, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
598 |
case vmIntrinsics::_putShort: return inline_unsafe_access( is_store, T_SHORT, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
599 |
case vmIntrinsics::_putChar: return inline_unsafe_access( is_store, T_CHAR, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
600 |
case vmIntrinsics::_putInt: return inline_unsafe_access( is_store, T_INT, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
601 |
case vmIntrinsics::_putLong: return inline_unsafe_access( is_store, T_LONG, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
602 |
case vmIntrinsics::_putFloat: return inline_unsafe_access( is_store, T_FLOAT, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
603 |
case vmIntrinsics::_putDouble: return inline_unsafe_access( is_store, T_DOUBLE, Relaxed, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
604 |
|
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
605 |
case vmIntrinsics::_getObjectVolatile: return inline_unsafe_access(!is_store, T_OBJECT, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
606 |
case vmIntrinsics::_getBooleanVolatile: return inline_unsafe_access(!is_store, T_BOOLEAN, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
607 |
case vmIntrinsics::_getByteVolatile: return inline_unsafe_access(!is_store, T_BYTE, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
608 |
case vmIntrinsics::_getShortVolatile: return inline_unsafe_access(!is_store, T_SHORT, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
609 |
case vmIntrinsics::_getCharVolatile: return inline_unsafe_access(!is_store, T_CHAR, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
610 |
case vmIntrinsics::_getIntVolatile: return inline_unsafe_access(!is_store, T_INT, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
611 |
case vmIntrinsics::_getLongVolatile: return inline_unsafe_access(!is_store, T_LONG, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
612 |
case vmIntrinsics::_getFloatVolatile: return inline_unsafe_access(!is_store, T_FLOAT, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
613 |
case vmIntrinsics::_getDoubleVolatile: return inline_unsafe_access(!is_store, T_DOUBLE, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
614 |
|
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
615 |
case vmIntrinsics::_putObjectVolatile: return inline_unsafe_access( is_store, T_OBJECT, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
616 |
case vmIntrinsics::_putBooleanVolatile: return inline_unsafe_access( is_store, T_BOOLEAN, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
617 |
case vmIntrinsics::_putByteVolatile: return inline_unsafe_access( is_store, T_BYTE, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
618 |
case vmIntrinsics::_putShortVolatile: return inline_unsafe_access( is_store, T_SHORT, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
619 |
case vmIntrinsics::_putCharVolatile: return inline_unsafe_access( is_store, T_CHAR, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
620 |
case vmIntrinsics::_putIntVolatile: return inline_unsafe_access( is_store, T_INT, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
621 |
case vmIntrinsics::_putLongVolatile: return inline_unsafe_access( is_store, T_LONG, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
622 |
case vmIntrinsics::_putFloatVolatile: return inline_unsafe_access( is_store, T_FLOAT, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
623 |
case vmIntrinsics::_putDoubleVolatile: return inline_unsafe_access( is_store, T_DOUBLE, Volatile, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
624 |
|
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
625 |
case vmIntrinsics::_getShortUnaligned: return inline_unsafe_access(!is_store, T_SHORT, Relaxed, true); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
626 |
case vmIntrinsics::_getCharUnaligned: return inline_unsafe_access(!is_store, T_CHAR, Relaxed, true); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
627 |
case vmIntrinsics::_getIntUnaligned: return inline_unsafe_access(!is_store, T_INT, Relaxed, true); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
628 |
case vmIntrinsics::_getLongUnaligned: return inline_unsafe_access(!is_store, T_LONG, Relaxed, true); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
629 |
|
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
630 |
case vmIntrinsics::_putShortUnaligned: return inline_unsafe_access( is_store, T_SHORT, Relaxed, true); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
631 |
case vmIntrinsics::_putCharUnaligned: return inline_unsafe_access( is_store, T_CHAR, Relaxed, true); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
632 |
case vmIntrinsics::_putIntUnaligned: return inline_unsafe_access( is_store, T_INT, Relaxed, true); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
633 |
case vmIntrinsics::_putLongUnaligned: return inline_unsafe_access( is_store, T_LONG, Relaxed, true); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
634 |
|
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
635 |
case vmIntrinsics::_getObjectAcquire: return inline_unsafe_access(!is_store, T_OBJECT, Acquire, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
636 |
case vmIntrinsics::_getBooleanAcquire: return inline_unsafe_access(!is_store, T_BOOLEAN, Acquire, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
637 |
case vmIntrinsics::_getByteAcquire: return inline_unsafe_access(!is_store, T_BYTE, Acquire, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
638 |
case vmIntrinsics::_getShortAcquire: return inline_unsafe_access(!is_store, T_SHORT, Acquire, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
639 |
case vmIntrinsics::_getCharAcquire: return inline_unsafe_access(!is_store, T_CHAR, Acquire, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
640 |
case vmIntrinsics::_getIntAcquire: return inline_unsafe_access(!is_store, T_INT, Acquire, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
641 |
case vmIntrinsics::_getLongAcquire: return inline_unsafe_access(!is_store, T_LONG, Acquire, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
642 |
case vmIntrinsics::_getFloatAcquire: return inline_unsafe_access(!is_store, T_FLOAT, Acquire, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
643 |
case vmIntrinsics::_getDoubleAcquire: return inline_unsafe_access(!is_store, T_DOUBLE, Acquire, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
644 |
|
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
645 |
case vmIntrinsics::_putObjectRelease: return inline_unsafe_access( is_store, T_OBJECT, Release, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
646 |
case vmIntrinsics::_putBooleanRelease: return inline_unsafe_access( is_store, T_BOOLEAN, Release, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
647 |
case vmIntrinsics::_putByteRelease: return inline_unsafe_access( is_store, T_BYTE, Release, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
648 |
case vmIntrinsics::_putShortRelease: return inline_unsafe_access( is_store, T_SHORT, Release, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
649 |
case vmIntrinsics::_putCharRelease: return inline_unsafe_access( is_store, T_CHAR, Release, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
650 |
case vmIntrinsics::_putIntRelease: return inline_unsafe_access( is_store, T_INT, Release, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
651 |
case vmIntrinsics::_putLongRelease: return inline_unsafe_access( is_store, T_LONG, Release, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
652 |
case vmIntrinsics::_putFloatRelease: return inline_unsafe_access( is_store, T_FLOAT, Release, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
653 |
case vmIntrinsics::_putDoubleRelease: return inline_unsafe_access( is_store, T_DOUBLE, Release, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
654 |
|
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
655 |
case vmIntrinsics::_getObjectOpaque: return inline_unsafe_access(!is_store, T_OBJECT, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
656 |
case vmIntrinsics::_getBooleanOpaque: return inline_unsafe_access(!is_store, T_BOOLEAN, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
657 |
case vmIntrinsics::_getByteOpaque: return inline_unsafe_access(!is_store, T_BYTE, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
658 |
case vmIntrinsics::_getShortOpaque: return inline_unsafe_access(!is_store, T_SHORT, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
659 |
case vmIntrinsics::_getCharOpaque: return inline_unsafe_access(!is_store, T_CHAR, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
660 |
case vmIntrinsics::_getIntOpaque: return inline_unsafe_access(!is_store, T_INT, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
661 |
case vmIntrinsics::_getLongOpaque: return inline_unsafe_access(!is_store, T_LONG, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
662 |
case vmIntrinsics::_getFloatOpaque: return inline_unsafe_access(!is_store, T_FLOAT, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
663 |
case vmIntrinsics::_getDoubleOpaque: return inline_unsafe_access(!is_store, T_DOUBLE, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
664 |
|
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
665 |
case vmIntrinsics::_putObjectOpaque: return inline_unsafe_access( is_store, T_OBJECT, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
666 |
case vmIntrinsics::_putBooleanOpaque: return inline_unsafe_access( is_store, T_BOOLEAN, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
667 |
case vmIntrinsics::_putByteOpaque: return inline_unsafe_access( is_store, T_BYTE, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
668 |
case vmIntrinsics::_putShortOpaque: return inline_unsafe_access( is_store, T_SHORT, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
669 |
case vmIntrinsics::_putCharOpaque: return inline_unsafe_access( is_store, T_CHAR, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
670 |
case vmIntrinsics::_putIntOpaque: return inline_unsafe_access( is_store, T_INT, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
671 |
case vmIntrinsics::_putLongOpaque: return inline_unsafe_access( is_store, T_LONG, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
672 |
case vmIntrinsics::_putFloatOpaque: return inline_unsafe_access( is_store, T_FLOAT, Opaque, false); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
673 |
case vmIntrinsics::_putDoubleOpaque: return inline_unsafe_access( is_store, T_DOUBLE, Opaque, false); |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
674 |
|
45514
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
675 |
case vmIntrinsics::_compareAndSetObject: return inline_unsafe_load_store(T_OBJECT, LS_cmp_swap, Volatile); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
676 |
case vmIntrinsics::_compareAndSetByte: return inline_unsafe_load_store(T_BYTE, LS_cmp_swap, Volatile); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
677 |
case vmIntrinsics::_compareAndSetShort: return inline_unsafe_load_store(T_SHORT, LS_cmp_swap, Volatile); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
678 |
case vmIntrinsics::_compareAndSetInt: return inline_unsafe_load_store(T_INT, LS_cmp_swap, Volatile); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
679 |
case vmIntrinsics::_compareAndSetLong: return inline_unsafe_load_store(T_LONG, LS_cmp_swap, Volatile); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
680 |
|
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
681 |
case vmIntrinsics::_weakCompareAndSetObjectPlain: return inline_unsafe_load_store(T_OBJECT, LS_cmp_swap_weak, Relaxed); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
682 |
case vmIntrinsics::_weakCompareAndSetObjectAcquire: return inline_unsafe_load_store(T_OBJECT, LS_cmp_swap_weak, Acquire); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
683 |
case vmIntrinsics::_weakCompareAndSetObjectRelease: return inline_unsafe_load_store(T_OBJECT, LS_cmp_swap_weak, Release); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
684 |
case vmIntrinsics::_weakCompareAndSetObject: return inline_unsafe_load_store(T_OBJECT, LS_cmp_swap_weak, Volatile); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
685 |
case vmIntrinsics::_weakCompareAndSetBytePlain: return inline_unsafe_load_store(T_BYTE, LS_cmp_swap_weak, Relaxed); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
686 |
case vmIntrinsics::_weakCompareAndSetByteAcquire: return inline_unsafe_load_store(T_BYTE, LS_cmp_swap_weak, Acquire); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
687 |
case vmIntrinsics::_weakCompareAndSetByteRelease: return inline_unsafe_load_store(T_BYTE, LS_cmp_swap_weak, Release); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
688 |
case vmIntrinsics::_weakCompareAndSetByte: return inline_unsafe_load_store(T_BYTE, LS_cmp_swap_weak, Volatile); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
689 |
case vmIntrinsics::_weakCompareAndSetShortPlain: return inline_unsafe_load_store(T_SHORT, LS_cmp_swap_weak, Relaxed); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
690 |
case vmIntrinsics::_weakCompareAndSetShortAcquire: return inline_unsafe_load_store(T_SHORT, LS_cmp_swap_weak, Acquire); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
691 |
case vmIntrinsics::_weakCompareAndSetShortRelease: return inline_unsafe_load_store(T_SHORT, LS_cmp_swap_weak, Release); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
692 |
case vmIntrinsics::_weakCompareAndSetShort: return inline_unsafe_load_store(T_SHORT, LS_cmp_swap_weak, Volatile); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
693 |
case vmIntrinsics::_weakCompareAndSetIntPlain: return inline_unsafe_load_store(T_INT, LS_cmp_swap_weak, Relaxed); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
694 |
case vmIntrinsics::_weakCompareAndSetIntAcquire: return inline_unsafe_load_store(T_INT, LS_cmp_swap_weak, Acquire); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
695 |
case vmIntrinsics::_weakCompareAndSetIntRelease: return inline_unsafe_load_store(T_INT, LS_cmp_swap_weak, Release); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
696 |
case vmIntrinsics::_weakCompareAndSetInt: return inline_unsafe_load_store(T_INT, LS_cmp_swap_weak, Volatile); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
697 |
case vmIntrinsics::_weakCompareAndSetLongPlain: return inline_unsafe_load_store(T_LONG, LS_cmp_swap_weak, Relaxed); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
698 |
case vmIntrinsics::_weakCompareAndSetLongAcquire: return inline_unsafe_load_store(T_LONG, LS_cmp_swap_weak, Acquire); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
699 |
case vmIntrinsics::_weakCompareAndSetLongRelease: return inline_unsafe_load_store(T_LONG, LS_cmp_swap_weak, Release); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
700 |
case vmIntrinsics::_weakCompareAndSetLong: return inline_unsafe_load_store(T_LONG, LS_cmp_swap_weak, Volatile); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
701 |
|
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
702 |
case vmIntrinsics::_compareAndExchangeObject: return inline_unsafe_load_store(T_OBJECT, LS_cmp_exchange, Volatile); |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
703 |
case vmIntrinsics::_compareAndExchangeObjectAcquire: return inline_unsafe_load_store(T_OBJECT, LS_cmp_exchange, Acquire); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
704 |
case vmIntrinsics::_compareAndExchangeObjectRelease: return inline_unsafe_load_store(T_OBJECT, LS_cmp_exchange, Release); |
45514
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
705 |
case vmIntrinsics::_compareAndExchangeByte: return inline_unsafe_load_store(T_BYTE, LS_cmp_exchange, Volatile); |
39419
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
706 |
case vmIntrinsics::_compareAndExchangeByteAcquire: return inline_unsafe_load_store(T_BYTE, LS_cmp_exchange, Acquire); |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
707 |
case vmIntrinsics::_compareAndExchangeByteRelease: return inline_unsafe_load_store(T_BYTE, LS_cmp_exchange, Release); |
45514
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
708 |
case vmIntrinsics::_compareAndExchangeShort: return inline_unsafe_load_store(T_SHORT, LS_cmp_exchange, Volatile); |
39419
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
709 |
case vmIntrinsics::_compareAndExchangeShortAcquire: return inline_unsafe_load_store(T_SHORT, LS_cmp_exchange, Acquire); |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
710 |
case vmIntrinsics::_compareAndExchangeShortRelease: return inline_unsafe_load_store(T_SHORT, LS_cmp_exchange, Release); |
45514
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
711 |
case vmIntrinsics::_compareAndExchangeInt: return inline_unsafe_load_store(T_INT, LS_cmp_exchange, Volatile); |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
712 |
case vmIntrinsics::_compareAndExchangeIntAcquire: return inline_unsafe_load_store(T_INT, LS_cmp_exchange, Acquire); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
713 |
case vmIntrinsics::_compareAndExchangeIntRelease: return inline_unsafe_load_store(T_INT, LS_cmp_exchange, Release); |
45514
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
714 |
case vmIntrinsics::_compareAndExchangeLong: return inline_unsafe_load_store(T_LONG, LS_cmp_exchange, Volatile); |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
715 |
case vmIntrinsics::_compareAndExchangeLongAcquire: return inline_unsafe_load_store(T_LONG, LS_cmp_exchange, Acquire); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
716 |
case vmIntrinsics::_compareAndExchangeLongRelease: return inline_unsafe_load_store(T_LONG, LS_cmp_exchange, Release); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
717 |
|
39419
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
718 |
case vmIntrinsics::_getAndAddByte: return inline_unsafe_load_store(T_BYTE, LS_get_add, Volatile); |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
719 |
case vmIntrinsics::_getAndAddShort: return inline_unsafe_load_store(T_SHORT, LS_get_add, Volatile); |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
720 |
case vmIntrinsics::_getAndAddInt: return inline_unsafe_load_store(T_INT, LS_get_add, Volatile); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
721 |
case vmIntrinsics::_getAndAddLong: return inline_unsafe_load_store(T_LONG, LS_get_add, Volatile); |
39419
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
722 |
|
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
723 |
case vmIntrinsics::_getAndSetByte: return inline_unsafe_load_store(T_BYTE, LS_get_set, Volatile); |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
724 |
case vmIntrinsics::_getAndSetShort: return inline_unsafe_load_store(T_SHORT, LS_get_set, Volatile); |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
725 |
case vmIntrinsics::_getAndSetInt: return inline_unsafe_load_store(T_INT, LS_get_set, Volatile); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
726 |
case vmIntrinsics::_getAndSetLong: return inline_unsafe_load_store(T_LONG, LS_get_set, Volatile); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
727 |
case vmIntrinsics::_getAndSetObject: return inline_unsafe_load_store(T_OBJECT, LS_get_set, Volatile); |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
728 |
|
14832 | 729 |
case vmIntrinsics::_loadFence: |
730 |
case vmIntrinsics::_storeFence: |
|
731 |
case vmIntrinsics::_fullFence: return inline_unsafe_fence(intrinsic_id()); |
|
732 |
||
38017
55047d16f141
8147844: new method j.l.Runtime.onSpinWait() and the corresponding x86 hotspot instrinsic
ikrylov
parents:
37275
diff
changeset
|
733 |
case vmIntrinsics::_onSpinWait: return inline_onspinwait(); |
55047d16f141
8147844: new method j.l.Runtime.onSpinWait() and the corresponding x86 hotspot instrinsic
ikrylov
parents:
37275
diff
changeset
|
734 |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
735 |
case vmIntrinsics::_currentThread: return inline_native_currentThread(); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
736 |
case vmIntrinsics::_isInterrupted: return inline_native_isInterrupted(); |
1 | 737 |
|
12377
ae6def2813e0
7160570: Intrinsification support for tracing framework
rbackman
parents:
12113
diff
changeset
|
738 |
#ifdef TRACE_HAVE_INTRINSICS |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
739 |
case vmIntrinsics::_counterTime: return inline_native_time_funcs(CAST_FROM_FN_PTR(address, TRACE_TIME_METHOD), "counterTime"); |
40899
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
740 |
case vmIntrinsics::_getClassId: return inline_native_classID(); |
42037
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
741 |
case vmIntrinsics::_getBufferWriter: return inline_native_getBufferWriter(); |
12377
ae6def2813e0
7160570: Intrinsification support for tracing framework
rbackman
parents:
12113
diff
changeset
|
742 |
#endif |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
743 |
case vmIntrinsics::_currentTimeMillis: return inline_native_time_funcs(CAST_FROM_FN_PTR(address, os::javaTimeMillis), "currentTimeMillis"); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
744 |
case vmIntrinsics::_nanoTime: return inline_native_time_funcs(CAST_FROM_FN_PTR(address, os::javaTimeNanos), "nanoTime"); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
745 |
case vmIntrinsics::_allocateInstance: return inline_unsafe_allocate(); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
746 |
case vmIntrinsics::_copyMemory: return inline_unsafe_copyMemory(); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
747 |
case vmIntrinsics::_getLength: return inline_native_getLength(); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
748 |
case vmIntrinsics::_copyOf: return inline_array_copyOf(false); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
749 |
case vmIntrinsics::_copyOfRange: return inline_array_copyOf(true); |
33628 | 750 |
case vmIntrinsics::_equalsB: return inline_array_equals(StrIntrinsicNode::LL); |
751 |
case vmIntrinsics::_equalsC: return inline_array_equals(StrIntrinsicNode::UU); |
|
38240
28e0cafd5222
8155794: Move Objects.checkIndex BiFunction accepting methods to an internal package
psandoz
parents:
38131
diff
changeset
|
752 |
case vmIntrinsics::_Preconditions_checkIndex: return inline_preconditions_checkIndex(); |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
753 |
case vmIntrinsics::_clone: return inline_native_clone(intrinsic()->is_virtual()); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
754 |
|
36553
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
755 |
case vmIntrinsics::_allocateUninitializedArray: return inline_unsafe_newArray(true); |
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
756 |
case vmIntrinsics::_newArray: return inline_unsafe_newArray(false); |
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
757 |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
758 |
case vmIntrinsics::_isAssignableFrom: return inline_native_subtype_check(); |
1 | 759 |
|
760 |
case vmIntrinsics::_isInstance: |
|
761 |
case vmIntrinsics::_getModifiers: |
|
762 |
case vmIntrinsics::_isInterface: |
|
763 |
case vmIntrinsics::_isArray: |
|
764 |
case vmIntrinsics::_isPrimitive: |
|
765 |
case vmIntrinsics::_getSuperclass: |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
766 |
case vmIntrinsics::_getClassAccessFlags: return inline_native_Class_query(intrinsic_id()); |
1 | 767 |
|
768 |
case vmIntrinsics::_floatToRawIntBits: |
|
769 |
case vmIntrinsics::_floatToIntBits: |
|
770 |
case vmIntrinsics::_intBitsToFloat: |
|
771 |
case vmIntrinsics::_doubleToRawLongBits: |
|
772 |
case vmIntrinsics::_doubleToLongBits: |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
773 |
case vmIntrinsics::_longBitsToDouble: return inline_fp_conversions(intrinsic_id()); |
1 | 774 |
|
2862
fad636edf18f
6823354: Add intrinsics for {Integer,Long}.{numberOfLeadingZeros,numberOfTrailingZeros}()
twisti
parents:
2574
diff
changeset
|
775 |
case vmIntrinsics::_numberOfLeadingZeros_i: |
fad636edf18f
6823354: Add intrinsics for {Integer,Long}.{numberOfLeadingZeros,numberOfTrailingZeros}()
twisti
parents:
2574
diff
changeset
|
776 |
case vmIntrinsics::_numberOfLeadingZeros_l: |
fad636edf18f
6823354: Add intrinsics for {Integer,Long}.{numberOfLeadingZeros,numberOfTrailingZeros}()
twisti
parents:
2574
diff
changeset
|
777 |
case vmIntrinsics::_numberOfTrailingZeros_i: |
fad636edf18f
6823354: Add intrinsics for {Integer,Long}.{numberOfLeadingZeros,numberOfTrailingZeros}()
twisti
parents:
2574
diff
changeset
|
778 |
case vmIntrinsics::_numberOfTrailingZeros_l: |
2255
54abdf3e1055
6378821: bitCount() should use POPC on SPARC processors and AMD+10h
twisti
parents:
2131
diff
changeset
|
779 |
case vmIntrinsics::_bitCount_i: |
54abdf3e1055
6378821: bitCount() should use POPC on SPARC processors and AMD+10h
twisti
parents:
2131
diff
changeset
|
780 |
case vmIntrinsics::_bitCount_l: |
1 | 781 |
case vmIntrinsics::_reverseBytes_i: |
782 |
case vmIntrinsics::_reverseBytes_l: |
|
5352
cee8f7acb7bc
6946040: add intrinsic for short and char reverseBytes
never
parents:
4581
diff
changeset
|
783 |
case vmIntrinsics::_reverseBytes_s: |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
784 |
case vmIntrinsics::_reverseBytes_c: return inline_number_methods(intrinsic_id()); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
785 |
|
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
786 |
case vmIntrinsics::_getCallerClass: return inline_native_Reflection_getCallerClass(); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
787 |
|
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
788 |
case vmIntrinsics::_Reference_get: return inline_reference_get(); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
789 |
|
27450
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
790 |
case vmIntrinsics::_Class_cast: return inline_Class_cast(); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
791 |
|
14132 | 792 |
case vmIntrinsics::_aescrypt_encryptBlock: |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
793 |
case vmIntrinsics::_aescrypt_decryptBlock: return inline_aescrypt_Block(intrinsic_id()); |
14132 | 794 |
|
795 |
case vmIntrinsics::_cipherBlockChaining_encryptAESCrypt: |
|
796 |
case vmIntrinsics::_cipherBlockChaining_decryptAESCrypt: |
|
797 |
return inline_cipherBlockChaining_AESCrypt(intrinsic_id()); |
|
798 |
||
35154 | 799 |
case vmIntrinsics::_counterMode_AESCrypt: |
800 |
return inline_counterMode_AESCrypt(intrinsic_id()); |
|
801 |
||
24953
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
802 |
case vmIntrinsics::_sha_implCompress: |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
803 |
case vmIntrinsics::_sha2_implCompress: |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
804 |
case vmIntrinsics::_sha5_implCompress: |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
805 |
return inline_sha_implCompress(intrinsic_id()); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
806 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
807 |
case vmIntrinsics::_digestBase_implCompressMB: |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
808 |
return inline_digestBase_implCompressMB(predicate); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
809 |
|
26434
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
810 |
case vmIntrinsics::_multiplyToLen: |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
811 |
return inline_multiplyToLen(); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
812 |
|
31129
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
813 |
case vmIntrinsics::_squareToLen: |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
814 |
return inline_squareToLen(); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
815 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
816 |
case vmIntrinsics::_mulAdd: |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
817 |
return inline_mulAdd(); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
818 |
|
31583
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
819 |
case vmIntrinsics::_montgomeryMultiply: |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
820 |
return inline_montgomeryMultiply(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
821 |
case vmIntrinsics::_montgomerySquare: |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
822 |
return inline_montgomerySquare(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
823 |
|
35110
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
824 |
case vmIntrinsics::_vectorizedMismatch: |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
825 |
return inline_vectorizedMismatch(); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
826 |
|
31404
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
827 |
case vmIntrinsics::_ghash_processBlocks: |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
828 |
return inline_ghash_processBlocks(); |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
829 |
|
15242
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
830 |
case vmIntrinsics::_encodeISOArray: |
33628 | 831 |
case vmIntrinsics::_encodeByteISOArray: |
15242
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
832 |
return inline_encodeISOArray(); |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
833 |
|
18507
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
834 |
case vmIntrinsics::_updateCRC32: |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
835 |
return inline_updateCRC32(); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
836 |
case vmIntrinsics::_updateBytesCRC32: |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
837 |
return inline_updateBytesCRC32(); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
838 |
case vmIntrinsics::_updateByteBufferCRC32: |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
839 |
return inline_updateByteBufferCRC32(); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
840 |
|
31515 | 841 |
case vmIntrinsics::_updateBytesCRC32C: |
842 |
return inline_updateBytesCRC32C(); |
|
843 |
case vmIntrinsics::_updateDirectByteBufferCRC32C: |
|
844 |
return inline_updateDirectByteBufferCRC32C(); |
|
845 |
||
32581 | 846 |
case vmIntrinsics::_updateBytesAdler32: |
847 |
return inline_updateBytesAdler32(); |
|
848 |
case vmIntrinsics::_updateByteBufferAdler32: |
|
849 |
return inline_updateByteBufferAdler32(); |
|
850 |
||
28912
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
851 |
case vmIntrinsics::_profileBoolean: |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
852 |
return inline_profileBoolean(); |
30189
0dce8215957a
8075263: MHI::checkCustomized isn't eliminated for inlined MethodHandles
vlivanov
parents:
29348
diff
changeset
|
853 |
case vmIntrinsics::_isCompileConstant: |
0dce8215957a
8075263: MHI::checkCustomized isn't eliminated for inlined MethodHandles
vlivanov
parents:
29348
diff
changeset
|
854 |
return inline_isCompileConstant(); |
28912
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
855 |
|
33628 | 856 |
case vmIntrinsics::_hasNegatives: |
857 |
return inline_hasNegatives(); |
|
858 |
||
41323 | 859 |
case vmIntrinsics::_fmaD: |
860 |
case vmIntrinsics::_fmaF: |
|
861 |
return inline_fma(intrinsic_id()); |
|
862 |
||
1 | 863 |
default: |
864 |
// If you get here, it may be that someone has added a new intrinsic |
|
865 |
// to the list in vmSymbols.hpp without implementing it here. |
|
866 |
#ifndef PRODUCT |
|
867 |
if ((PrintMiscellaneous && (Verbose || WizardMode)) || PrintOpto) { |
|
868 |
tty->print_cr("*** Warning: Unimplemented intrinsic %s(%d)", |
|
869 |
vmIntrinsics::name_at(intrinsic_id()), intrinsic_id()); |
|
870 |
} |
|
871 |
#endif |
|
872 |
return false; |
|
873 |
} |
|
874 |
} |
|
875 |
||
24948
bc074f400757
8035605: Expand functionality of PredictedIntrinsicGenerator
kvn
parents:
24946
diff
changeset
|
876 |
Node* LibraryCallKit::try_to_predicate(int predicate) { |
14132 | 877 |
if (!jvms()->has_method()) { |
878 |
// Root JVMState has a null method. |
|
879 |
assert(map()->memory()->Opcode() == Op_Parm, ""); |
|
880 |
// Insert the memory aliasing node |
|
881 |
set_all_memory(reset_memory()); |
|
882 |
} |
|
883 |
assert(merged_memory(), ""); |
|
884 |
||
885 |
switch (intrinsic_id()) { |
|
886 |
case vmIntrinsics::_cipherBlockChaining_encryptAESCrypt: |
|
887 |
return inline_cipherBlockChaining_AESCrypt_predicate(false); |
|
888 |
case vmIntrinsics::_cipherBlockChaining_decryptAESCrypt: |
|
889 |
return inline_cipherBlockChaining_AESCrypt_predicate(true); |
|
35154 | 890 |
case vmIntrinsics::_counterMode_AESCrypt: |
891 |
return inline_counterMode_AESCrypt_predicate(); |
|
24953
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
892 |
case vmIntrinsics::_digestBase_implCompressMB: |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
893 |
return inline_digestBase_implCompressMB_predicate(predicate); |
14132 | 894 |
|
895 |
default: |
|
896 |
// If you get here, it may be that someone has added a new intrinsic |
|
897 |
// to the list in vmSymbols.hpp without implementing it here. |
|
898 |
#ifndef PRODUCT |
|
899 |
if ((PrintMiscellaneous && (Verbose || WizardMode)) || PrintOpto) { |
|
900 |
tty->print_cr("*** Warning: Unimplemented predicate for intrinsic %s(%d)", |
|
901 |
vmIntrinsics::name_at(intrinsic_id()), intrinsic_id()); |
|
902 |
} |
|
903 |
#endif |
|
904 |
Node* slow_ctl = control(); |
|
905 |
set_control(top()); // No fast path instrinsic |
|
906 |
return slow_ctl; |
|
907 |
} |
|
908 |
} |
|
909 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
910 |
//------------------------------set_result------------------------------- |
1 | 911 |
// Helper function for finishing intrinsics. |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
912 |
void LibraryCallKit::set_result(RegionNode* region, PhiNode* value) { |
1 | 913 |
record_for_igvn(region); |
914 |
set_control(_gvn.transform(region)); |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
915 |
set_result( _gvn.transform(value)); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
916 |
assert(value->type()->basic_type() == result()->bottom_type()->basic_type(), "sanity"); |
1 | 917 |
} |
918 |
||
919 |
//------------------------------generate_guard--------------------------- |
|
920 |
// Helper function for generating guarded fast-slow graph structures. |
|
921 |
// The given 'test', if true, guards a slow path. If the test fails |
|
922 |
// then a fast path can be taken. (We generally hope it fails.) |
|
923 |
// In all cases, GraphKit::control() is updated to the fast path. |
|
924 |
// The returned value represents the control for the slow path. |
|
925 |
// The return value is never 'top'; it is either a valid control |
|
926 |
// or NULL if it is obvious that the slow path can never be taken. |
|
927 |
// Also, if region and the slow control are not NULL, the slow edge |
|
928 |
// is appended to the region. |
|
929 |
Node* LibraryCallKit::generate_guard(Node* test, RegionNode* region, float true_prob) { |
|
930 |
if (stopped()) { |
|
931 |
// Already short circuited. |
|
932 |
return NULL; |
|
933 |
} |
|
934 |
||
935 |
// Build an if node and its projections. |
|
936 |
// If test is true we take the slow path, which we assume is uncommon. |
|
937 |
if (_gvn.type(test) == TypeInt::ZERO) { |
|
938 |
// The slow branch is never taken. No need to build this guard. |
|
939 |
return NULL; |
|
940 |
} |
|
941 |
||
942 |
IfNode* iff = create_and_map_if(control(), test, true_prob, COUNT_UNKNOWN); |
|
943 |
||
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
944 |
Node* if_slow = _gvn.transform(new IfTrueNode(iff)); |
1 | 945 |
if (if_slow == top()) { |
946 |
// The slow branch is never taken. No need to build this guard. |
|
947 |
return NULL; |
|
948 |
} |
|
949 |
||
950 |
if (region != NULL) |
|
951 |
region->add_req(if_slow); |
|
952 |
||
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
953 |
Node* if_fast = _gvn.transform(new IfFalseNode(iff)); |
1 | 954 |
set_control(if_fast); |
955 |
||
956 |
return if_slow; |
|
957 |
} |
|
958 |
||
959 |
inline Node* LibraryCallKit::generate_slow_guard(Node* test, RegionNode* region) { |
|
960 |
return generate_guard(test, region, PROB_UNLIKELY_MAG(3)); |
|
961 |
} |
|
962 |
inline Node* LibraryCallKit::generate_fair_guard(Node* test, RegionNode* region) { |
|
963 |
return generate_guard(test, region, PROB_FAIR); |
|
964 |
} |
|
965 |
||
966 |
inline Node* LibraryCallKit::generate_negative_guard(Node* index, RegionNode* region, |
|
967 |
Node* *pos_index) { |
|
968 |
if (stopped()) |
|
969 |
return NULL; // already stopped |
|
970 |
if (_gvn.type(index)->higher_equal(TypeInt::POS)) // [0,maxint] |
|
971 |
return NULL; // index is already adequately typed |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
972 |
Node* cmp_lt = _gvn.transform(new CmpINode(index, intcon(0))); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
973 |
Node* bol_lt = _gvn.transform(new BoolNode(cmp_lt, BoolTest::lt)); |
1 | 974 |
Node* is_neg = generate_guard(bol_lt, region, PROB_MIN); |
975 |
if (is_neg != NULL && pos_index != NULL) { |
|
976 |
// Emulate effect of Parse::adjust_map_after_if. |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
977 |
Node* ccast = new CastIINode(index, TypeInt::POS); |
1 | 978 |
ccast->set_req(0, control()); |
979 |
(*pos_index) = _gvn.transform(ccast); |
|
980 |
} |
|
981 |
return is_neg; |
|
982 |
} |
|
983 |
||
984 |
// Make sure that 'position' is a valid limit index, in [0..length]. |
|
985 |
// There are two equivalent plans for checking this: |
|
986 |
// A. (offset + copyLength) unsigned<= arrayLength |
|
987 |
// B. offset <= (arrayLength - copyLength) |
|
988 |
// We require that all of the values above, except for the sum and |
|
989 |
// difference, are already known to be non-negative. |
|
990 |
// Plan A is robust in the face of overflow, if offset and copyLength |
|
991 |
// are both hugely positive. |
|
992 |
// |
|
993 |
// Plan B is less direct and intuitive, but it does not overflow at |
|
994 |
// all, since the difference of two non-negatives is always |
|
995 |
// representable. Whenever Java methods must perform the equivalent |
|
996 |
// check they generally use Plan B instead of Plan A. |
|
997 |
// For the moment we use Plan A. |
|
998 |
inline Node* LibraryCallKit::generate_limit_guard(Node* offset, |
|
999 |
Node* subseq_length, |
|
1000 |
Node* array_length, |
|
1001 |
RegionNode* region) { |
|
1002 |
if (stopped()) |
|
1003 |
return NULL; // already stopped |
|
1004 |
bool zero_offset = _gvn.type(offset) == TypeInt::ZERO; |
|
11446 | 1005 |
if (zero_offset && subseq_length->eqv_uncast(array_length)) |
1 | 1006 |
return NULL; // common case of whole-array copy |
1007 |
Node* last = subseq_length; |
|
1008 |
if (!zero_offset) // last += offset |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1009 |
last = _gvn.transform(new AddINode(last, offset)); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1010 |
Node* cmp_lt = _gvn.transform(new CmpUNode(array_length, last)); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1011 |
Node* bol_lt = _gvn.transform(new BoolNode(cmp_lt, BoolTest::lt)); |
1 | 1012 |
Node* is_over = generate_guard(bol_lt, region, PROB_MIN); |
1013 |
return is_over; |
|
1014 |
} |
|
1015 |
||
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1016 |
// Emit range checks for the given String.value byte array |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1017 |
void LibraryCallKit::generate_string_range_check(Node* array, Node* offset, Node* count, bool char_count) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1018 |
if (stopped()) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1019 |
return; // already stopped |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1020 |
} |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1021 |
RegionNode* bailout = new RegionNode(1); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1022 |
record_for_igvn(bailout); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1023 |
if (char_count) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1024 |
// Convert char count to byte count |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1025 |
count = _gvn.transform(new LShiftINode(count, intcon(1))); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1026 |
} |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1027 |
|
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1028 |
// Offset and count must not be negative |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1029 |
generate_negative_guard(offset, bailout); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1030 |
generate_negative_guard(count, bailout); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1031 |
// Offset + count must not exceed length of array |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1032 |
generate_limit_guard(offset, count, load_array_length(array), bailout); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1033 |
|
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1034 |
if (bailout->req() > 1) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1035 |
PreserveJVMState pjvms(this); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1036 |
set_control(_gvn.transform(bailout)); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1037 |
uncommon_trap(Deoptimization::Reason_intrinsic, |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1038 |
Deoptimization::Action_maybe_recompile); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1039 |
} |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1040 |
} |
1 | 1041 |
|
1042 |
//--------------------------generate_current_thread-------------------- |
|
1043 |
Node* LibraryCallKit::generate_current_thread(Node* &tls_output) { |
|
1044 |
ciKlass* thread_klass = env()->Thread_klass(); |
|
1045 |
const Type* thread_type = TypeOopPtr::make_from_klass(thread_klass)->cast_to_ptr_type(TypePtr::NotNull); |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1046 |
Node* thread = _gvn.transform(new ThreadLocalNode()); |
1 | 1047 |
Node* p = basic_plus_adr(top()/*!oop*/, thread, in_bytes(JavaThread::threadObj_offset())); |
22845
d8812d0ff387
8024921: PPC64 (part 113): Extend Load and Store nodes to know about memory ordering
goetz
parents:
21207
diff
changeset
|
1048 |
Node* threadObj = make_load(NULL, p, thread_type, T_OBJECT, MemNode::unordered); |
1 | 1049 |
tls_output = thread; |
1050 |
return threadObj; |
|
1051 |
} |
|
1052 |
||
1053 |
||
3905
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1054 |
//------------------------------make_string_method_node------------------------ |
33628 | 1055 |
// Helper method for String intrinsic functions. This version is called with |
1056 |
// str1 and str2 pointing to byte[] nodes containing Latin1 or UTF16 encoded |
|
1057 |
// characters (depending on 'is_byte'). cnt1 and cnt2 are pointing to Int nodes |
|
1058 |
// containing the lengths of str1 and str2. |
|
1059 |
Node* LibraryCallKit::make_string_method_node(int opcode, Node* str1_start, Node* cnt1, Node* str2_start, Node* cnt2, StrIntrinsicNode::ArgEnc ae) { |
|
3905
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1060 |
Node* result = NULL; |
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1061 |
switch (opcode) { |
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1062 |
case Op_StrIndexOf: |
33628 | 1063 |
result = new StrIndexOfNode(control(), memory(TypeAryPtr::BYTES), |
1064 |
str1_start, cnt1, str2_start, cnt2, ae); |
|
3905
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1065 |
break; |
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1066 |
case Op_StrComp: |
33628 | 1067 |
result = new StrCompNode(control(), memory(TypeAryPtr::BYTES), |
1068 |
str1_start, cnt1, str2_start, cnt2, ae); |
|
3905
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1069 |
break; |
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1070 |
case Op_StrEquals: |
35581
dd47cf4734f2
8145336: PPC64: fix string intrinsics after CompactStrings change
simonis
parents:
35573
diff
changeset
|
1071 |
// We already know that cnt1 == cnt2 here (checked in 'inline_string_equals'). |
dd47cf4734f2
8145336: PPC64: fix string intrinsics after CompactStrings change
simonis
parents:
35573
diff
changeset
|
1072 |
// Use the constant length if there is one because optimized match rule may exist. |
33628 | 1073 |
result = new StrEqualsNode(control(), memory(TypeAryPtr::BYTES), |
35581
dd47cf4734f2
8145336: PPC64: fix string intrinsics after CompactStrings change
simonis
parents:
35573
diff
changeset
|
1074 |
str1_start, str2_start, cnt2->is_Con() ? cnt2 : cnt1, ae); |
3905
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1075 |
break; |
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1076 |
default: |
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1077 |
ShouldNotReachHere(); |
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1078 |
return NULL; |
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1079 |
} |
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1080 |
|
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1081 |
// All these intrinsics have checks. |
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1082 |
C->set_has_split_ifs(true); // Has chance for split-if optimization |
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1083 |
|
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1084 |
return _gvn.transform(result); |
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1085 |
} |
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1086 |
|
1 | 1087 |
//------------------------------inline_string_compareTo------------------------ |
33628 | 1088 |
bool LibraryCallKit::inline_string_compareTo(StrIntrinsicNode::ArgEnc ae) { |
1089 |
Node* arg1 = argument(0); |
|
1090 |
Node* arg2 = argument(1); |
|
1091 |
||
1092 |
// Get start addr and length of first argument |
|
1093 |
Node* arg1_start = array_element_address(arg1, intcon(0), T_BYTE); |
|
1094 |
Node* arg1_cnt = load_array_length(arg1); |
|
1095 |
||
1096 |
// Get start addr and length of second argument |
|
1097 |
Node* arg2_start = array_element_address(arg2, intcon(0), T_BYTE); |
|
1098 |
Node* arg2_cnt = load_array_length(arg2); |
|
1099 |
||
1100 |
Node* result = make_string_method_node(Op_StrComp, arg1_start, arg1_cnt, arg2_start, arg2_cnt, ae); |
|
1101 |
set_result(result); |
|
1 | 1102 |
return true; |
1103 |
} |
|
1104 |
||
2348 | 1105 |
//------------------------------inline_string_equals------------------------ |
33628 | 1106 |
bool LibraryCallKit::inline_string_equals(StrIntrinsicNode::ArgEnc ae) { |
1107 |
Node* arg1 = argument(0); |
|
1108 |
Node* arg2 = argument(1); |
|
2348 | 1109 |
|
3905
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1110 |
// paths (plus control) merge |
33628 | 1111 |
RegionNode* region = new RegionNode(3); |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1112 |
Node* phi = new PhiNode(region, TypeInt::BOOL); |
3905
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1113 |
|
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1114 |
if (!stopped()) { |
33628 | 1115 |
// Get start addr and length of first argument |
1116 |
Node* arg1_start = array_element_address(arg1, intcon(0), T_BYTE); |
|
1117 |
Node* arg1_cnt = load_array_length(arg1); |
|
1118 |
||
1119 |
// Get start addr and length of second argument |
|
1120 |
Node* arg2_start = array_element_address(arg2, intcon(0), T_BYTE); |
|
1121 |
Node* arg2_cnt = load_array_length(arg2); |
|
1122 |
||
1123 |
// Check for arg1_cnt != arg2_cnt |
|
1124 |
Node* cmp = _gvn.transform(new CmpINode(arg1_cnt, arg2_cnt)); |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1125 |
Node* bol = _gvn.transform(new BoolNode(cmp, BoolTest::ne)); |
3905
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1126 |
Node* if_ne = generate_slow_guard(bol, NULL); |
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1127 |
if (if_ne != NULL) { |
33628 | 1128 |
phi->init_req(2, intcon(0)); |
1129 |
region->init_req(2, if_ne); |
|
3905
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1130 |
} |
12623 | 1131 |
|
1132 |
// Check for count == 0 is done by assembler code for StrEquals. |
|
1133 |
||
1134 |
if (!stopped()) { |
|
33628 | 1135 |
Node* equals = make_string_method_node(Op_StrEquals, arg1_start, arg1_cnt, arg2_start, arg2_cnt, ae); |
12623 | 1136 |
phi->init_req(1, equals); |
1137 |
region->init_req(1, control()); |
|
1138 |
} |
|
3905
7d725029ac85
6827605: new String intrinsics may prevent EA scalar replacement
kvn
parents:
3805
diff
changeset
|
1139 |
} |
2348 | 1140 |
|
1141 |
// post merge |
|
1142 |
set_control(_gvn.transform(region)); |
|
1143 |
record_for_igvn(region); |
|
1144 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1145 |
set_result(_gvn.transform(phi)); |
2348 | 1146 |
return true; |
1147 |
} |
|
1148 |
||
595
a2be4c89de81
6695049: (coll) Create an x86 intrinsic for Arrays.equals
rasbold
parents:
590
diff
changeset
|
1149 |
//------------------------------inline_array_equals---------------------------- |
33628 | 1150 |
bool LibraryCallKit::inline_array_equals(StrIntrinsicNode::ArgEnc ae) { |
1151 |
assert(ae == StrIntrinsicNode::UU || ae == StrIntrinsicNode::LL, "unsupported array types"); |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1152 |
Node* arg1 = argument(0); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1153 |
Node* arg2 = argument(1); |
33628 | 1154 |
|
1155 |
const TypeAryPtr* mtype = (ae == StrIntrinsicNode::UU) ? TypeAryPtr::CHARS : TypeAryPtr::BYTES; |
|
1156 |
set_result(_gvn.transform(new AryEqNode(control(), memory(mtype), arg1, arg2, ae))); |
|
595
a2be4c89de81
6695049: (coll) Create an x86 intrinsic for Arrays.equals
rasbold
parents:
590
diff
changeset
|
1157 |
return true; |
a2be4c89de81
6695049: (coll) Create an x86 intrinsic for Arrays.equals
rasbold
parents:
590
diff
changeset
|
1158 |
} |
a2be4c89de81
6695049: (coll) Create an x86 intrinsic for Arrays.equals
rasbold
parents:
590
diff
changeset
|
1159 |
|
33628 | 1160 |
//------------------------------inline_hasNegatives------------------------------ |
1161 |
bool LibraryCallKit::inline_hasNegatives() { |
|
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1162 |
if (too_many_traps(Deoptimization::Reason_intrinsic)) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1163 |
return false; |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1164 |
} |
33628 | 1165 |
|
1166 |
assert(callee()->signature()->size() == 3, "hasNegatives has 3 parameters"); |
|
1167 |
// no receiver since it is static method |
|
1168 |
Node* ba = argument(0); |
|
1169 |
Node* offset = argument(1); |
|
1170 |
Node* len = argument(2); |
|
1171 |
||
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1172 |
// Range checks |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1173 |
generate_string_range_check(ba, offset, len, false); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1174 |
if (stopped()) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1175 |
return true; |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1176 |
} |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1177 |
Node* ba_start = array_element_address(ba, offset, T_BYTE); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1178 |
Node* result = new HasNegativesNode(control(), memory(TypeAryPtr::BYTES), ba_start, len); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1179 |
set_result(_gvn.transform(result)); |
33628 | 1180 |
return true; |
1 | 1181 |
} |
1182 |
||
38240
28e0cafd5222
8155794: Move Objects.checkIndex BiFunction accepting methods to an internal package
psandoz
parents:
38131
diff
changeset
|
1183 |
bool LibraryCallKit::inline_preconditions_checkIndex() { |
34180
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1184 |
Node* index = argument(0); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1185 |
Node* length = argument(1); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1186 |
if (too_many_traps(Deoptimization::Reason_intrinsic) || too_many_traps(Deoptimization::Reason_range_check)) { |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1187 |
return false; |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1188 |
} |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1189 |
|
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1190 |
Node* len_pos_cmp = _gvn.transform(new CmpINode(length, intcon(0))); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1191 |
Node* len_pos_bol = _gvn.transform(new BoolNode(len_pos_cmp, BoolTest::ge)); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1192 |
|
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1193 |
{ |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1194 |
BuildCutout unless(this, len_pos_bol, PROB_MAX); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1195 |
uncommon_trap(Deoptimization::Reason_intrinsic, |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1196 |
Deoptimization::Action_make_not_entrant); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1197 |
} |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1198 |
|
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1199 |
if (stopped()) { |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1200 |
return false; |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1201 |
} |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1202 |
|
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1203 |
Node* rc_cmp = _gvn.transform(new CmpUNode(index, length)); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1204 |
BoolTest::mask btest = BoolTest::lt; |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1205 |
Node* rc_bool = _gvn.transform(new BoolNode(rc_cmp, btest)); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1206 |
RangeCheckNode* rc = new RangeCheckNode(control(), rc_bool, PROB_MAX, COUNT_UNKNOWN); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1207 |
_gvn.set_type(rc, rc->Value(&_gvn)); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1208 |
if (!rc_bool->is_Con()) { |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1209 |
record_for_igvn(rc); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1210 |
} |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1211 |
set_control(_gvn.transform(new IfTrueNode(rc))); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1212 |
{ |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1213 |
PreserveJVMState pjvms(this); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1214 |
set_control(_gvn.transform(new IfFalseNode(rc))); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1215 |
uncommon_trap(Deoptimization::Reason_range_check, |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1216 |
Deoptimization::Action_make_not_entrant); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1217 |
} |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1218 |
|
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1219 |
if (stopped()) { |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1220 |
return false; |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1221 |
} |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1222 |
|
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1223 |
Node* result = new CastIINode(index, TypeInt::make(0, _gvn.type(length)->is_int()->_hi, Type::WidenMax)); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1224 |
result->set_req(0, control()); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1225 |
result = _gvn.transform(result); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1226 |
set_result(result); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1227 |
replace_in_map(index, result); |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1228 |
return true; |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1229 |
} |
f0ec91019db2
8042997: Make intrinsic some or all check index/range methods
roland
parents:
34157
diff
changeset
|
1230 |
|
1 | 1231 |
//------------------------------inline_string_indexOf------------------------ |
33628 | 1232 |
bool LibraryCallKit::inline_string_indexOf(StrIntrinsicNode::ArgEnc ae) { |
35581
dd47cf4734f2
8145336: PPC64: fix string intrinsics after CompactStrings change
simonis
parents:
35573
diff
changeset
|
1233 |
if (!Matcher::match_rule_supported(Op_StrIndexOf)) { |
33628 | 1234 |
return false; |
1235 |
} |
|
1236 |
Node* src = argument(0); |
|
1237 |
Node* tgt = argument(1); |
|
1238 |
||
1239 |
// Make the merge point |
|
1240 |
RegionNode* result_rgn = new RegionNode(4); |
|
1241 |
Node* result_phi = new PhiNode(result_rgn, TypeInt::INT); |
|
1242 |
||
1243 |
// Get start addr and length of source string |
|
1244 |
Node* src_start = array_element_address(src, intcon(0), T_BYTE); |
|
1245 |
Node* src_count = load_array_length(src); |
|
1246 |
||
1247 |
// Get start addr and length of substring |
|
1248 |
Node* tgt_start = array_element_address(tgt, intcon(0), T_BYTE); |
|
1249 |
Node* tgt_count = load_array_length(tgt); |
|
1250 |
||
1251 |
if (ae == StrIntrinsicNode::UU || ae == StrIntrinsicNode::UL) { |
|
1252 |
// Divide src size by 2 if String is UTF16 encoded |
|
1253 |
src_count = _gvn.transform(new RShiftINode(src_count, intcon(1))); |
|
1254 |
} |
|
1255 |
if (ae == StrIntrinsicNode::UU) { |
|
1256 |
// Divide substring size by 2 if String is UTF16 encoded |
|
1257 |
tgt_count = _gvn.transform(new RShiftINode(tgt_count, intcon(1))); |
|
1258 |
} |
|
1259 |
||
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1260 |
Node* result = make_indexOf_node(src_start, src_count, tgt_start, tgt_count, result_rgn, result_phi, ae); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1261 |
if (result != NULL) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1262 |
result_phi->init_req(3, result); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1263 |
result_rgn->init_req(3, control()); |
33628 | 1264 |
} |
1265 |
set_control(_gvn.transform(result_rgn)); |
|
1266 |
record_for_igvn(result_rgn); |
|
1267 |
set_result(_gvn.transform(result_phi)); |
|
1268 |
||
1269 |
return true; |
|
1270 |
} |
|
1271 |
||
1272 |
//-----------------------------inline_string_indexOf----------------------- |
|
1273 |
bool LibraryCallKit::inline_string_indexOfI(StrIntrinsicNode::ArgEnc ae) { |
|
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1274 |
if (too_many_traps(Deoptimization::Reason_intrinsic)) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1275 |
return false; |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1276 |
} |
35581
dd47cf4734f2
8145336: PPC64: fix string intrinsics after CompactStrings change
simonis
parents:
35573
diff
changeset
|
1277 |
if (!Matcher::match_rule_supported(Op_StrIndexOf)) { |
33628 | 1278 |
return false; |
1279 |
} |
|
1280 |
assert(callee()->signature()->size() == 5, "String.indexOf() has 5 arguments"); |
|
1281 |
Node* src = argument(0); // byte[] |
|
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1282 |
Node* src_count = argument(1); // char count |
33628 | 1283 |
Node* tgt = argument(2); // byte[] |
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1284 |
Node* tgt_count = argument(3); // char count |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1285 |
Node* from_index = argument(4); // char index |
33628 | 1286 |
|
1287 |
// Multiply byte array index by 2 if String is UTF16 encoded |
|
1288 |
Node* src_offset = (ae == StrIntrinsicNode::LL) ? from_index : _gvn.transform(new LShiftINode(from_index, intcon(1))); |
|
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1289 |
src_count = _gvn.transform(new SubINode(src_count, from_index)); |
33628 | 1290 |
Node* src_start = array_element_address(src, src_offset, T_BYTE); |
1291 |
Node* tgt_start = array_element_address(tgt, intcon(0), T_BYTE); |
|
1292 |
||
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1293 |
// Range checks |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1294 |
generate_string_range_check(src, src_offset, src_count, ae != StrIntrinsicNode::LL); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1295 |
generate_string_range_check(tgt, intcon(0), tgt_count, ae == StrIntrinsicNode::UU); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1296 |
if (stopped()) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1297 |
return true; |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1298 |
} |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1299 |
|
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1300 |
RegionNode* region = new RegionNode(5); |
33628 | 1301 |
Node* phi = new PhiNode(region, TypeInt::INT); |
1302 |
||
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1303 |
Node* result = make_indexOf_node(src_start, src_count, tgt_start, tgt_count, region, phi, ae); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1304 |
if (result != NULL) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1305 |
// The result is index relative to from_index if substring was found, -1 otherwise. |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1306 |
// Generate code which will fold into cmove. |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1307 |
Node* cmp = _gvn.transform(new CmpINode(result, intcon(0))); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1308 |
Node* bol = _gvn.transform(new BoolNode(cmp, BoolTest::lt)); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1309 |
|
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1310 |
Node* if_lt = generate_slow_guard(bol, NULL); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1311 |
if (if_lt != NULL) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1312 |
// result == -1 |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1313 |
phi->init_req(3, result); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1314 |
region->init_req(3, if_lt); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1315 |
} |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1316 |
if (!stopped()) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1317 |
result = _gvn.transform(new AddINode(result, from_index)); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1318 |
phi->init_req(4, result); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1319 |
region->init_req(4, control()); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1320 |
} |
33628 | 1321 |
} |
1322 |
||
1323 |
set_control(_gvn.transform(region)); |
|
1324 |
record_for_igvn(region); |
|
1325 |
set_result(_gvn.transform(phi)); |
|
1326 |
||
1327 |
return true; |
|
1328 |
} |
|
1329 |
||
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1330 |
// Create StrIndexOfNode with fast path checks |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1331 |
Node* LibraryCallKit::make_indexOf_node(Node* src_start, Node* src_count, Node* tgt_start, Node* tgt_count, |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1332 |
RegionNode* region, Node* phi, StrIntrinsicNode::ArgEnc ae) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1333 |
// Check for substr count > string count |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1334 |
Node* cmp = _gvn.transform(new CmpINode(tgt_count, src_count)); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1335 |
Node* bol = _gvn.transform(new BoolNode(cmp, BoolTest::gt)); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1336 |
Node* if_gt = generate_slow_guard(bol, NULL); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1337 |
if (if_gt != NULL) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1338 |
phi->init_req(1, intcon(-1)); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1339 |
region->init_req(1, if_gt); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1340 |
} |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1341 |
if (!stopped()) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1342 |
// Check for substr count == 0 |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1343 |
cmp = _gvn.transform(new CmpINode(tgt_count, intcon(0))); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1344 |
bol = _gvn.transform(new BoolNode(cmp, BoolTest::eq)); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1345 |
Node* if_zero = generate_slow_guard(bol, NULL); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1346 |
if (if_zero != NULL) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1347 |
phi->init_req(2, intcon(0)); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1348 |
region->init_req(2, if_zero); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1349 |
} |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1350 |
} |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1351 |
if (!stopped()) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1352 |
return make_string_method_node(Op_StrIndexOf, src_start, src_count, tgt_start, tgt_count, ae); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1353 |
} |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1354 |
return NULL; |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1355 |
} |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1356 |
|
33628 | 1357 |
//-----------------------------inline_string_indexOfChar----------------------- |
1358 |
bool LibraryCallKit::inline_string_indexOfChar() { |
|
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1359 |
if (too_many_traps(Deoptimization::Reason_intrinsic)) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1360 |
return false; |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1361 |
} |
35581
dd47cf4734f2
8145336: PPC64: fix string intrinsics after CompactStrings change
simonis
parents:
35573
diff
changeset
|
1362 |
if (!Matcher::match_rule_supported(Op_StrIndexOfChar)) { |
33628 | 1363 |
return false; |
1364 |
} |
|
1365 |
assert(callee()->signature()->size() == 4, "String.indexOfChar() has 4 arguments"); |
|
1366 |
Node* src = argument(0); // byte[] |
|
1367 |
Node* tgt = argument(1); // tgt is int ch |
|
1368 |
Node* from_index = argument(2); |
|
1369 |
Node* max = argument(3); |
|
1370 |
||
1371 |
Node* src_offset = _gvn.transform(new LShiftINode(from_index, intcon(1))); |
|
1372 |
Node* src_start = array_element_address(src, src_offset, T_BYTE); |
|
1373 |
Node* src_count = _gvn.transform(new SubINode(max, from_index)); |
|
1374 |
||
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1375 |
// Range checks |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1376 |
generate_string_range_check(src, src_offset, src_count, true); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1377 |
if (stopped()) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1378 |
return true; |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1379 |
} |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1380 |
|
33628 | 1381 |
RegionNode* region = new RegionNode(3); |
1382 |
Node* phi = new PhiNode(region, TypeInt::INT); |
|
1383 |
||
1384 |
Node* result = new StrIndexOfCharNode(control(), memory(TypeAryPtr::BYTES), src_start, src_count, tgt, StrIntrinsicNode::none); |
|
1385 |
C->set_has_split_ifs(true); // Has chance for split-if optimization |
|
1386 |
_gvn.transform(result); |
|
1387 |
||
1388 |
Node* cmp = _gvn.transform(new CmpINode(result, intcon(0))); |
|
1389 |
Node* bol = _gvn.transform(new BoolNode(cmp, BoolTest::lt)); |
|
1390 |
||
1391 |
Node* if_lt = generate_slow_guard(bol, NULL); |
|
1392 |
if (if_lt != NULL) { |
|
1393 |
// result == -1 |
|
1394 |
phi->init_req(2, result); |
|
1395 |
region->init_req(2, if_lt); |
|
1396 |
} |
|
1397 |
if (!stopped()) { |
|
1398 |
result = _gvn.transform(new AddINode(result, from_index)); |
|
1399 |
phi->init_req(1, result); |
|
1400 |
region->init_req(1, control()); |
|
1401 |
} |
|
1402 |
set_control(_gvn.transform(region)); |
|
1403 |
record_for_igvn(region); |
|
1404 |
set_result(_gvn.transform(phi)); |
|
1405 |
||
1406 |
return true; |
|
1407 |
} |
|
1408 |
//---------------------------inline_string_copy--------------------- |
|
1409 |
// compressIt == true --> generate a compressed copy operation (compress char[]/byte[] to byte[]) |
|
1410 |
// int StringUTF16.compress(char[] src, int srcOff, byte[] dst, int dstOff, int len) |
|
1411 |
// int StringUTF16.compress(byte[] src, int srcOff, byte[] dst, int dstOff, int len) |
|
1412 |
// compressIt == false --> generate an inflated copy operation (inflate byte[] to char[]/byte[]) |
|
1413 |
// void StringLatin1.inflate(byte[] src, int srcOff, char[] dst, int dstOff, int len) |
|
1414 |
// void StringLatin1.inflate(byte[] src, int srcOff, byte[] dst, int dstOff, int len) |
|
1415 |
bool LibraryCallKit::inline_string_copy(bool compress) { |
|
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1416 |
if (too_many_traps(Deoptimization::Reason_intrinsic)) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1417 |
return false; |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1418 |
} |
33628 | 1419 |
int nargs = 5; // 2 oops, 3 ints |
1420 |
assert(callee()->signature()->size() == nargs, "string copy has 5 arguments"); |
|
1421 |
||
1422 |
Node* src = argument(0); |
|
1423 |
Node* src_offset = argument(1); |
|
1424 |
Node* dst = argument(2); |
|
1425 |
Node* dst_offset = argument(3); |
|
1426 |
Node* length = argument(4); |
|
1427 |
||
1428 |
// Check for allocation before we add nodes that would confuse |
|
1429 |
// tightly_coupled_allocation() |
|
1430 |
AllocateArrayNode* alloc = tightly_coupled_allocation(dst, NULL); |
|
1431 |
||
1432 |
// Figure out the size and type of the elements we will be copying. |
|
1433 |
const Type* src_type = src->Value(&_gvn); |
|
1434 |
const Type* dst_type = dst->Value(&_gvn); |
|
1435 |
BasicType src_elem = src_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
|
1436 |
BasicType dst_elem = dst_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
|
1437 |
assert((compress && dst_elem == T_BYTE && (src_elem == T_BYTE || src_elem == T_CHAR)) || |
|
1438 |
(!compress && src_elem == T_BYTE && (dst_elem == T_BYTE || dst_elem == T_CHAR)), |
|
1439 |
"Unsupported array types for inline_string_copy"); |
|
1440 |
||
40045
4273f3ba95f7
8159129: TestStringIntrinsicRangeChecks fails w/ No exception thrown for compressByte/inflateByte
thartmann
parents:
40044
diff
changeset
|
1441 |
// Convert char[] offsets to byte[] offsets |
4273f3ba95f7
8159129: TestStringIntrinsicRangeChecks fails w/ No exception thrown for compressByte/inflateByte
thartmann
parents:
40044
diff
changeset
|
1442 |
bool convert_src = (compress && src_elem == T_BYTE); |
4273f3ba95f7
8159129: TestStringIntrinsicRangeChecks fails w/ No exception thrown for compressByte/inflateByte
thartmann
parents:
40044
diff
changeset
|
1443 |
bool convert_dst = (!compress && dst_elem == T_BYTE); |
4273f3ba95f7
8159129: TestStringIntrinsicRangeChecks fails w/ No exception thrown for compressByte/inflateByte
thartmann
parents:
40044
diff
changeset
|
1444 |
if (convert_src) { |
4273f3ba95f7
8159129: TestStringIntrinsicRangeChecks fails w/ No exception thrown for compressByte/inflateByte
thartmann
parents:
40044
diff
changeset
|
1445 |
src_offset = _gvn.transform(new LShiftINode(src_offset, intcon(1))); |
4273f3ba95f7
8159129: TestStringIntrinsicRangeChecks fails w/ No exception thrown for compressByte/inflateByte
thartmann
parents:
40044
diff
changeset
|
1446 |
} else if (convert_dst) { |
4273f3ba95f7
8159129: TestStringIntrinsicRangeChecks fails w/ No exception thrown for compressByte/inflateByte
thartmann
parents:
40044
diff
changeset
|
1447 |
dst_offset = _gvn.transform(new LShiftINode(dst_offset, intcon(1))); |
4273f3ba95f7
8159129: TestStringIntrinsicRangeChecks fails w/ No exception thrown for compressByte/inflateByte
thartmann
parents:
40044
diff
changeset
|
1448 |
} |
4273f3ba95f7
8159129: TestStringIntrinsicRangeChecks fails w/ No exception thrown for compressByte/inflateByte
thartmann
parents:
40044
diff
changeset
|
1449 |
|
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1450 |
// Range checks |
40045
4273f3ba95f7
8159129: TestStringIntrinsicRangeChecks fails w/ No exception thrown for compressByte/inflateByte
thartmann
parents:
40044
diff
changeset
|
1451 |
generate_string_range_check(src, src_offset, length, convert_src); |
4273f3ba95f7
8159129: TestStringIntrinsicRangeChecks fails w/ No exception thrown for compressByte/inflateByte
thartmann
parents:
40044
diff
changeset
|
1452 |
generate_string_range_check(dst, dst_offset, length, convert_dst); |
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1453 |
if (stopped()) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1454 |
return true; |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1455 |
} |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1456 |
|
33628 | 1457 |
Node* src_start = array_element_address(src, src_offset, src_elem); |
1458 |
Node* dst_start = array_element_address(dst, dst_offset, dst_elem); |
|
1459 |
// 'src_start' points to src array + scaled offset |
|
1460 |
// 'dst_start' points to dst array + scaled offset |
|
33639 | 1461 |
Node* count = NULL; |
33628 | 1462 |
if (compress) { |
35573
e6c6e7a3b036
8144212: JDK 9 b93 breaks Apache Lucene due to compact strings
thartmann
parents:
35548
diff
changeset
|
1463 |
count = compress_string(src_start, TypeAryPtr::get_array_body_type(src_elem), dst_start, length); |
33628 | 1464 |
} else { |
35573
e6c6e7a3b036
8144212: JDK 9 b93 breaks Apache Lucene due to compact strings
thartmann
parents:
35548
diff
changeset
|
1465 |
inflate_string(src_start, dst_start, TypeAryPtr::get_array_body_type(dst_elem), length); |
33628 | 1466 |
} |
1467 |
||
1468 |
if (alloc != NULL) { |
|
1469 |
if (alloc->maybe_set_complete(&_gvn)) { |
|
1470 |
// "You break it, you buy it." |
|
1471 |
InitializeNode* init = alloc->initialization(); |
|
1472 |
assert(init->is_complete(), "we just did this"); |
|
1473 |
init->set_complete_with_arraycopy(); |
|
1474 |
assert(dst->is_CheckCastPP(), "sanity"); |
|
1475 |
assert(dst->in(0)->in(0) == init, "dest pinned"); |
|
12623 | 1476 |
} |
33628 | 1477 |
// Do not let stores that initialize this object be reordered with |
1478 |
// a subsequent store that would make this object accessible by |
|
1479 |
// other threads. |
|
1480 |
// Record what AllocateNode this StoreStore protects so that |
|
1481 |
// escape analysis can go from the MemBarStoreStoreNode to the |
|
1482 |
// AllocateNode and eliminate the MemBarStoreStoreNode if possible |
|
1483 |
// based on the escape status of the AllocateNode. |
|
1484 |
insert_mem_bar(Op_MemBarStoreStore, alloc->proj_out(AllocateNode::RawAddress)); |
|
1485 |
} |
|
1486 |
if (compress) { |
|
1487 |
set_result(_gvn.transform(count)); |
|
1488 |
} |
|
1489 |
return true; |
|
1490 |
} |
|
1491 |
||
1492 |
#ifdef _LP64 |
|
1493 |
#define XTOP ,top() /*additional argument*/ |
|
1494 |
#else //_LP64 |
|
1495 |
#define XTOP /*no additional argument*/ |
|
1496 |
#endif //_LP64 |
|
1497 |
||
1498 |
//------------------------inline_string_toBytesU-------------------------- |
|
1499 |
// public static byte[] StringUTF16.toBytes(char[] value, int off, int len) |
|
1500 |
bool LibraryCallKit::inline_string_toBytesU() { |
|
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1501 |
if (too_many_traps(Deoptimization::Reason_intrinsic)) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1502 |
return false; |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1503 |
} |
33628 | 1504 |
// Get the arguments. |
1505 |
Node* value = argument(0); |
|
1506 |
Node* offset = argument(1); |
|
1507 |
Node* length = argument(2); |
|
1508 |
||
1509 |
Node* newcopy = NULL; |
|
1510 |
||
1511 |
// Set the original stack and the reexecute bit for the interpreter to reexecute |
|
1512 |
// the bytecode that invokes StringUTF16.toBytes() if deoptimization happens. |
|
1513 |
{ PreserveReexecuteState preexecs(this); |
|
1514 |
jvms()->set_should_reexecute(true); |
|
1515 |
||
1516 |
// Check if a null path was taken unconditionally. |
|
1517 |
value = null_check(value); |
|
1518 |
||
1519 |
RegionNode* bailout = new RegionNode(1); |
|
1520 |
record_for_igvn(bailout); |
|
1521 |
||
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1522 |
// Range checks |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1523 |
generate_negative_guard(offset, bailout); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1524 |
generate_negative_guard(length, bailout); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1525 |
generate_limit_guard(offset, length, load_array_length(value), bailout); |
33628 | 1526 |
// Make sure that resulting byte[] length does not overflow Integer.MAX_VALUE |
1527 |
generate_limit_guard(length, intcon(0), intcon(max_jint/2), bailout); |
|
1528 |
||
1529 |
if (bailout->req() > 1) { |
|
1530 |
PreserveJVMState pjvms(this); |
|
1531 |
set_control(_gvn.transform(bailout)); |
|
1532 |
uncommon_trap(Deoptimization::Reason_intrinsic, |
|
1533 |
Deoptimization::Action_maybe_recompile); |
|
2348 | 1534 |
} |
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1535 |
if (stopped()) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1536 |
return true; |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1537 |
} |
33628 | 1538 |
|
1539 |
Node* size = _gvn.transform(new LShiftINode(length, intcon(1))); |
|
1540 |
Node* klass_node = makecon(TypeKlassPtr::make(ciTypeArrayKlass::make(T_BYTE))); |
|
1541 |
newcopy = new_array(klass_node, size, 0); // no arguments to push |
|
1542 |
AllocateArrayNode* alloc = tightly_coupled_allocation(newcopy, NULL); |
|
1543 |
||
1544 |
// Calculate starting addresses. |
|
1545 |
Node* src_start = array_element_address(value, offset, T_CHAR); |
|
1546 |
Node* dst_start = basic_plus_adr(newcopy, arrayOopDesc::base_offset_in_bytes(T_BYTE)); |
|
1547 |
||
1548 |
// Check if src array address is aligned to HeapWordSize (dst is always aligned) |
|
1549 |
const TypeInt* toffset = gvn().type(offset)->is_int(); |
|
1550 |
bool aligned = toffset->is_con() && ((toffset->get_con() * type2aelembytes(T_CHAR)) % HeapWordSize == 0); |
|
1551 |
||
1552 |
// Figure out which arraycopy runtime method to call (disjoint, uninitialized). |
|
1553 |
const char* copyfunc_name = "arraycopy"; |
|
1554 |
address copyfunc_addr = StubRoutines::select_arraycopy_function(T_CHAR, aligned, true, copyfunc_name, true); |
|
1555 |
Node* call = make_runtime_call(RC_LEAF|RC_NO_FP, |
|
1556 |
OptoRuntime::fast_arraycopy_Type(), |
|
1557 |
copyfunc_addr, copyfunc_name, TypeRawPtr::BOTTOM, |
|
1558 |
src_start, dst_start, ConvI2X(length) XTOP); |
|
1559 |
// Do not let reads from the cloned object float above the arraycopy. |
|
1560 |
if (alloc != NULL) { |
|
1561 |
if (alloc->maybe_set_complete(&_gvn)) { |
|
1562 |
// "You break it, you buy it." |
|
1563 |
InitializeNode* init = alloc->initialization(); |
|
1564 |
assert(init->is_complete(), "we just did this"); |
|
1565 |
init->set_complete_with_arraycopy(); |
|
1566 |
assert(newcopy->is_CheckCastPP(), "sanity"); |
|
1567 |
assert(newcopy->in(0)->in(0) == init, "dest pinned"); |
|
1568 |
} |
|
1569 |
// Do not let stores that initialize this object be reordered with |
|
1570 |
// a subsequent store that would make this object accessible by |
|
1571 |
// other threads. |
|
1572 |
// Record what AllocateNode this StoreStore protects so that |
|
1573 |
// escape analysis can go from the MemBarStoreStoreNode to the |
|
1574 |
// AllocateNode and eliminate the MemBarStoreStoreNode if possible |
|
1575 |
// based on the escape status of the AllocateNode. |
|
1576 |
insert_mem_bar(Op_MemBarStoreStore, alloc->proj_out(AllocateNode::RawAddress)); |
|
1577 |
} else { |
|
1578 |
insert_mem_bar(Op_MemBarCPUOrder); |
|
2348 | 1579 |
} |
33628 | 1580 |
} // original reexecute is set back here |
1581 |
||
1582 |
C->set_has_split_ifs(true); // Has chance for split-if optimization |
|
1583 |
if (!stopped()) { |
|
1584 |
set_result(newcopy); |
|
1585 |
} |
|
1586 |
return true; |
|
1587 |
} |
|
1588 |
||
1589 |
//------------------------inline_string_getCharsU-------------------------- |
|
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1590 |
// public void StringUTF16.getChars(byte[] src, int srcBegin, int srcEnd, char dst[], int dstBegin) |
33628 | 1591 |
bool LibraryCallKit::inline_string_getCharsU() { |
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1592 |
if (too_many_traps(Deoptimization::Reason_intrinsic)) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1593 |
return false; |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1594 |
} |
33628 | 1595 |
|
1596 |
// Get the arguments. |
|
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1597 |
Node* src = argument(0); |
33628 | 1598 |
Node* src_begin = argument(1); |
1599 |
Node* src_end = argument(2); // exclusive offset (i < src_end) |
|
1600 |
Node* dst = argument(3); |
|
1601 |
Node* dst_begin = argument(4); |
|
1602 |
||
1603 |
// Check for allocation before we add nodes that would confuse |
|
1604 |
// tightly_coupled_allocation() |
|
1605 |
AllocateArrayNode* alloc = tightly_coupled_allocation(dst, NULL); |
|
1606 |
||
1607 |
// Check if a null path was taken unconditionally. |
|
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1608 |
src = null_check(src); |
33628 | 1609 |
dst = null_check(dst); |
1610 |
if (stopped()) { |
|
1611 |
return true; |
|
1612 |
} |
|
1613 |
||
1614 |
// Get length and convert char[] offset to byte[] offset |
|
1615 |
Node* length = _gvn.transform(new SubINode(src_end, src_begin)); |
|
1616 |
src_begin = _gvn.transform(new LShiftINode(src_begin, intcon(1))); |
|
1617 |
||
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1618 |
// Range checks |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1619 |
generate_string_range_check(src, src_begin, length, true); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1620 |
generate_string_range_check(dst, dst_begin, length, false); |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1621 |
if (stopped()) { |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1622 |
return true; |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1623 |
} |
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1624 |
|
33628 | 1625 |
if (!stopped()) { |
1626 |
// Calculate starting addresses. |
|
34499
343abbc06572
8142303: C2 compilation fails with "bad AD file"
thartmann
parents:
34204
diff
changeset
|
1627 |
Node* src_start = array_element_address(src, src_begin, T_BYTE); |
33628 | 1628 |
Node* dst_start = array_element_address(dst, dst_begin, T_CHAR); |
1629 |
||
1630 |
// Check if array addresses are aligned to HeapWordSize |
|
1631 |
const TypeInt* tsrc = gvn().type(src_begin)->is_int(); |
|
1632 |
const TypeInt* tdst = gvn().type(dst_begin)->is_int(); |
|
1633 |
bool aligned = tsrc->is_con() && ((tsrc->get_con() * type2aelembytes(T_BYTE)) % HeapWordSize == 0) && |
|
1634 |
tdst->is_con() && ((tdst->get_con() * type2aelembytes(T_CHAR)) % HeapWordSize == 0); |
|
1635 |
||
1636 |
// Figure out which arraycopy runtime method to call (disjoint, uninitialized). |
|
1637 |
const char* copyfunc_name = "arraycopy"; |
|
1638 |
address copyfunc_addr = StubRoutines::select_arraycopy_function(T_CHAR, aligned, true, copyfunc_name, true); |
|
1639 |
Node* call = make_runtime_call(RC_LEAF|RC_NO_FP, |
|
1640 |
OptoRuntime::fast_arraycopy_Type(), |
|
1641 |
copyfunc_addr, copyfunc_name, TypeRawPtr::BOTTOM, |
|
1642 |
src_start, dst_start, ConvI2X(length) XTOP); |
|
1643 |
// Do not let reads from the cloned object float above the arraycopy. |
|
1644 |
if (alloc != NULL) { |
|
1645 |
if (alloc->maybe_set_complete(&_gvn)) { |
|
1646 |
// "You break it, you buy it." |
|
1647 |
InitializeNode* init = alloc->initialization(); |
|
1648 |
assert(init->is_complete(), "we just did this"); |
|
1649 |
init->set_complete_with_arraycopy(); |
|
1650 |
assert(dst->is_CheckCastPP(), "sanity"); |
|
1651 |
assert(dst->in(0)->in(0) == init, "dest pinned"); |
|
1652 |
} |
|
1653 |
// Do not let stores that initialize this object be reordered with |
|
1654 |
// a subsequent store that would make this object accessible by |
|
1655 |
// other threads. |
|
1656 |
// Record what AllocateNode this StoreStore protects so that |
|
1657 |
// escape analysis can go from the MemBarStoreStoreNode to the |
|
1658 |
// AllocateNode and eliminate the MemBarStoreStoreNode if possible |
|
1659 |
// based on the escape status of the AllocateNode. |
|
1660 |
insert_mem_bar(Op_MemBarStoreStore, alloc->proj_out(AllocateNode::RawAddress)); |
|
1661 |
} else { |
|
1662 |
insert_mem_bar(Op_MemBarCPUOrder); |
|
2348 | 1663 |
} |
33628 | 1664 |
} |
1665 |
||
1666 |
C->set_has_split_ifs(true); // Has chance for split-if optimization |
|
1667 |
return true; |
|
1668 |
} |
|
1669 |
||
1670 |
//----------------------inline_string_char_access---------------------------- |
|
1671 |
// Store/Load char to/from byte[] array. |
|
1672 |
// static void StringUTF16.putChar(byte[] val, int index, int c) |
|
1673 |
// static char StringUTF16.getChar(byte[] val, int index) |
|
1674 |
bool LibraryCallKit::inline_string_char_access(bool is_store) { |
|
1675 |
Node* value = argument(0); |
|
1676 |
Node* index = argument(1); |
|
1677 |
Node* ch = is_store ? argument(2) : NULL; |
|
1678 |
||
1679 |
// This intrinsic accesses byte[] array as char[] array. Computing the offsets |
|
1680 |
// correctly requires matched array shapes. |
|
1681 |
assert (arrayOopDesc::base_offset_in_bytes(T_CHAR) == arrayOopDesc::base_offset_in_bytes(T_BYTE), |
|
1682 |
"sanity: byte[] and char[] bases agree"); |
|
1683 |
assert (type2aelembytes(T_CHAR) == type2aelembytes(T_BYTE)*2, |
|
1684 |
"sanity: byte[] and char[] scales agree"); |
|
1685 |
||
36314 | 1686 |
// Bail when getChar over constants is requested: constant folding would |
1687 |
// reject folding mismatched char access over byte[]. A normal inlining for getChar |
|
1688 |
// Java method would constant fold nicely instead. |
|
1689 |
if (!is_store && value->is_Con() && index->is_Con()) { |
|
1690 |
return false; |
|
1691 |
} |
|
1692 |
||
33628 | 1693 |
Node* adr = array_element_address(value, index, T_CHAR); |
44634
cf2e2a4c3358
8158168: Missing bounds checks for some String intrinsics
dlong
parents:
44329
diff
changeset
|
1694 |
if (adr->is_top()) { |
cf2e2a4c3358
8158168: Missing bounds checks for some String intrinsics
dlong
parents:
44329
diff
changeset
|
1695 |
return false; |
cf2e2a4c3358
8158168: Missing bounds checks for some String intrinsics
dlong
parents:
44329
diff
changeset
|
1696 |
} |
33628 | 1697 |
if (is_store) { |
34204
5ad1ba3afecc
8140390: Char stores/loads accessing byte arrays must be marked as unmatched
thartmann
parents:
34189
diff
changeset
|
1698 |
(void) store_to_memory(control(), adr, ch, T_CHAR, TypeAryPtr::BYTES, MemNode::unordered, |
5ad1ba3afecc
8140390: Char stores/loads accessing byte arrays must be marked as unmatched
thartmann
parents:
34189
diff
changeset
|
1699 |
false, false, true /* mismatched */); |
33628 | 1700 |
} else { |
35573
e6c6e7a3b036
8144212: JDK 9 b93 breaks Apache Lucene due to compact strings
thartmann
parents:
35548
diff
changeset
|
1701 |
ch = make_load(control(), adr, TypeInt::CHAR, T_CHAR, TypeAryPtr::BYTES, MemNode::unordered, |
34204
5ad1ba3afecc
8140390: Char stores/loads accessing byte arrays must be marked as unmatched
thartmann
parents:
34189
diff
changeset
|
1702 |
LoadNode::DependsOnlyOnTest, false, false, true /* mismatched */); |
33628 | 1703 |
set_result(ch); |
1704 |
} |
|
1 | 1705 |
return true; |
1706 |
} |
|
1707 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1708 |
//--------------------------round_double_node-------------------------------- |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1709 |
// Round a double node if necessary. |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1710 |
Node* LibraryCallKit::round_double_node(Node* n) { |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1711 |
if (Matcher::strict_fp_requires_explicit_rounding && UseSSE <= 1) |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1712 |
n = _gvn.transform(new RoundDoubleNode(0, n)); |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1713 |
return n; |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1714 |
} |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1715 |
|
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1716 |
//------------------------------inline_math----------------------------------- |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1717 |
// public static double Math.abs(double) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1718 |
// public static double Math.sqrt(double) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1719 |
// public static double Math.log(double) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1720 |
// public static double Math.log10(double) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1721 |
bool LibraryCallKit::inline_math(vmIntrinsics::ID id) { |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1722 |
Node* arg = round_double_node(argument(0)); |
33589
7cbd1b2c139b
8139040: Fix initializations before ShouldNotReachHere() etc. and enable -Wuninitialized on linux.
goetz
parents:
33198
diff
changeset
|
1723 |
Node* n = NULL; |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1724 |
switch (id) { |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1725 |
case vmIntrinsics::_dabs: n = new AbsDNode( arg); break; |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1726 |
case vmIntrinsics::_dsqrt: n = new SqrtDNode(C, control(), arg); break; |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1727 |
default: fatal_unexpected_iid(id); break; |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1728 |
} |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1729 |
set_result(_gvn.transform(n)); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1730 |
return true; |
1 | 1731 |
} |
1732 |
||
1733 |
//------------------------------runtime_math----------------------------- |
|
1734 |
bool LibraryCallKit::runtime_math(const TypeFunc* call_type, address funcAddr, const char* funcName) { |
|
1735 |
assert(call_type == OptoRuntime::Math_DD_D_Type() || call_type == OptoRuntime::Math_D_D_Type(), |
|
1736 |
"must be (DD)D or (D)D type"); |
|
1737 |
||
1738 |
// Inputs |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1739 |
Node* a = round_double_node(argument(0)); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1740 |
Node* b = (call_type == OptoRuntime::Math_DD_D_Type()) ? round_double_node(argument(2)) : NULL; |
1 | 1741 |
|
1742 |
const TypePtr* no_memory_effects = NULL; |
|
1743 |
Node* trig = make_runtime_call(RC_LEAF, call_type, funcAddr, funcName, |
|
1744 |
no_memory_effects, |
|
1745 |
a, top(), b, b ? top() : NULL); |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1746 |
Node* value = _gvn.transform(new ProjNode(trig, TypeFunc::Parms+0)); |
1 | 1747 |
#ifdef ASSERT |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1748 |
Node* value_top = _gvn.transform(new ProjNode(trig, TypeFunc::Parms+1)); |
1 | 1749 |
assert(value_top == top(), "second value must be top"); |
1750 |
#endif |
|
1751 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1752 |
set_result(value); |
1 | 1753 |
return true; |
1754 |
} |
|
1755 |
||
1756 |
//------------------------------inline_math_native----------------------------- |
|
1757 |
bool LibraryCallKit::inline_math_native(vmIntrinsics::ID id) { |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1758 |
#define FN_PTR(f) CAST_FROM_FN_PTR(address, f) |
1 | 1759 |
switch (id) { |
1760 |
// These intrinsics are not properly supported on all hardware |
|
35540
e001ad24dcdb
8143353: update for x86 sin and cos in the math lib
vdeshpande
parents:
35154
diff
changeset
|
1761 |
case vmIntrinsics::_dsin: |
e001ad24dcdb
8143353: update for x86 sin and cos in the math lib
vdeshpande
parents:
35154
diff
changeset
|
1762 |
return StubRoutines::dsin() != NULL ? |
e001ad24dcdb
8143353: update for x86 sin and cos in the math lib
vdeshpande
parents:
35154
diff
changeset
|
1763 |
runtime_math(OptoRuntime::Math_D_D_Type(), StubRoutines::dsin(), "dsin") : |
e001ad24dcdb
8143353: update for x86 sin and cos in the math lib
vdeshpande
parents:
35154
diff
changeset
|
1764 |
runtime_math(OptoRuntime::Math_D_D_Type(), FN_PTR(SharedRuntime::dsin), "SIN"); |
e001ad24dcdb
8143353: update for x86 sin and cos in the math lib
vdeshpande
parents:
35154
diff
changeset
|
1765 |
case vmIntrinsics::_dcos: |
e001ad24dcdb
8143353: update for x86 sin and cos in the math lib
vdeshpande
parents:
35154
diff
changeset
|
1766 |
return StubRoutines::dcos() != NULL ? |
e001ad24dcdb
8143353: update for x86 sin and cos in the math lib
vdeshpande
parents:
35154
diff
changeset
|
1767 |
runtime_math(OptoRuntime::Math_D_D_Type(), StubRoutines::dcos(), "dcos") : |
e001ad24dcdb
8143353: update for x86 sin and cos in the math lib
vdeshpande
parents:
35154
diff
changeset
|
1768 |
runtime_math(OptoRuntime::Math_D_D_Type(), FN_PTR(SharedRuntime::dcos), "COS"); |
38018
1dc6c6f21231
8152907: Update for x86 tan and log10 in the math lib
vdeshpande
parents:
38017
diff
changeset
|
1769 |
case vmIntrinsics::_dtan: |
1dc6c6f21231
8152907: Update for x86 tan and log10 in the math lib
vdeshpande
parents:
38017
diff
changeset
|
1770 |
return StubRoutines::dtan() != NULL ? |
1dc6c6f21231
8152907: Update for x86 tan and log10 in the math lib
vdeshpande
parents:
38017
diff
changeset
|
1771 |
runtime_math(OptoRuntime::Math_D_D_Type(), StubRoutines::dtan(), "dtan") : |
1dc6c6f21231
8152907: Update for x86 tan and log10 in the math lib
vdeshpande
parents:
38017
diff
changeset
|
1772 |
runtime_math(OptoRuntime::Math_D_D_Type(), FN_PTR(SharedRuntime::dtan), "TAN"); |
33465 | 1773 |
case vmIntrinsics::_dlog: |
1774 |
return StubRoutines::dlog() != NULL ? |
|
35540
e001ad24dcdb
8143353: update for x86 sin and cos in the math lib
vdeshpande
parents:
35154
diff
changeset
|
1775 |
runtime_math(OptoRuntime::Math_D_D_Type(), StubRoutines::dlog(), "dlog") : |
e001ad24dcdb
8143353: update for x86 sin and cos in the math lib
vdeshpande
parents:
35154
diff
changeset
|
1776 |
runtime_math(OptoRuntime::Math_D_D_Type(), FN_PTR(SharedRuntime::dlog), "LOG"); |
38018
1dc6c6f21231
8152907: Update for x86 tan and log10 in the math lib
vdeshpande
parents:
38017
diff
changeset
|
1777 |
case vmIntrinsics::_dlog10: |
1dc6c6f21231
8152907: Update for x86 tan and log10 in the math lib
vdeshpande
parents:
38017
diff
changeset
|
1778 |
return StubRoutines::dlog10() != NULL ? |
1dc6c6f21231
8152907: Update for x86 tan and log10 in the math lib
vdeshpande
parents:
38017
diff
changeset
|
1779 |
runtime_math(OptoRuntime::Math_D_D_Type(), StubRoutines::dlog10(), "dlog10") : |
1dc6c6f21231
8152907: Update for x86 tan and log10 in the math lib
vdeshpande
parents:
38017
diff
changeset
|
1780 |
runtime_math(OptoRuntime::Math_D_D_Type(), FN_PTR(SharedRuntime::dlog10), "LOG10"); |
1 | 1781 |
|
1782 |
// These intrinsics are supported on all hardware |
|
22879
177361c49b26
8035394: PPC64: Make usage of intrinsic dsqrt depend on processor recognition.
goetz
parents:
22872
diff
changeset
|
1783 |
case vmIntrinsics::_dsqrt: return Matcher::match_rule_supported(Op_SqrtD) ? inline_math(id) : false; |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1784 |
case vmIntrinsics::_dabs: return Matcher::has_match_rule(Op_AbsD) ? inline_math(id) : false; |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1785 |
|
33089 | 1786 |
case vmIntrinsics::_dexp: |
33172
06453a29bc41
8139259: aarch64: jtreg test TestLogSum segvs after 8132207
enevill
parents:
33089
diff
changeset
|
1787 |
return StubRoutines::dexp() != NULL ? |
06453a29bc41
8139259: aarch64: jtreg test TestLogSum segvs after 8132207
enevill
parents:
33089
diff
changeset
|
1788 |
runtime_math(OptoRuntime::Math_D_D_Type(), StubRoutines::dexp(), "dexp") : |
06453a29bc41
8139259: aarch64: jtreg test TestLogSum segvs after 8132207
enevill
parents:
33089
diff
changeset
|
1789 |
runtime_math(OptoRuntime::Math_D_D_Type(), FN_PTR(SharedRuntime::dexp), "EXP"); |
35146 | 1790 |
case vmIntrinsics::_dpow: |
1791 |
return StubRoutines::dpow() != NULL ? |
|
1792 |
runtime_math(OptoRuntime::Math_DD_D_Type(), StubRoutines::dpow(), "dpow") : |
|
1793 |
runtime_math(OptoRuntime::Math_DD_D_Type(), FN_PTR(SharedRuntime::dpow), "POW"); |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1794 |
#undef FN_PTR |
1 | 1795 |
|
1796 |
// These intrinsics are not yet correctly implemented |
|
1797 |
case vmIntrinsics::_datan2: |
|
1798 |
return false; |
|
1799 |
||
1800 |
default: |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1801 |
fatal_unexpected_iid(id); |
1 | 1802 |
return false; |
1803 |
} |
|
1804 |
} |
|
1805 |
||
1806 |
static bool is_simple_name(Node* n) { |
|
1807 |
return (n->req() == 1 // constant |
|
1808 |
|| (n->is_Type() && n->as_Type()->type()->singleton()) |
|
1809 |
|| n->is_Proj() // parameter or return value |
|
1810 |
|| n->is_Phi() // local of some sort |
|
1811 |
); |
|
1812 |
} |
|
1813 |
||
31856 | 1814 |
//----------------------------inline_notify-----------------------------------* |
1815 |
bool LibraryCallKit::inline_notify(vmIntrinsics::ID id) { |
|
1816 |
const TypeFunc* ftype = OptoRuntime::monitor_notify_Type(); |
|
1817 |
address func; |
|
1818 |
if (id == vmIntrinsics::_notify) { |
|
1819 |
func = OptoRuntime::monitor_notify_Java(); |
|
1820 |
} else { |
|
1821 |
func = OptoRuntime::monitor_notifyAll_Java(); |
|
1822 |
} |
|
1823 |
Node* call = make_runtime_call(RC_NO_LEAF, ftype, func, NULL, TypeRawPtr::BOTTOM, argument(0)); |
|
1824 |
make_slow_call_ex(call, env()->Throwable_klass(), false); |
|
1825 |
return true; |
|
1826 |
} |
|
1827 |
||
1828 |
||
1 | 1829 |
//----------------------------inline_min_max----------------------------------- |
1830 |
bool LibraryCallKit::inline_min_max(vmIntrinsics::ID id) { |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
1831 |
set_result(generate_min_max(id, argument(0), argument(1))); |
1 | 1832 |
return true; |
1833 |
} |
|
1834 |
||
22911
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1835 |
void LibraryCallKit::inline_math_mathExact(Node* math, Node *test) { |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1836 |
Node* bol = _gvn.transform( new BoolNode(test, BoolTest::overflow) ); |
20289 | 1837 |
IfNode* check = create_and_map_if(control(), bol, PROB_UNLIKELY_MAG(3), COUNT_UNKNOWN); |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1838 |
Node* fast_path = _gvn.transform( new IfFalseNode(check)); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1839 |
Node* slow_path = _gvn.transform( new IfTrueNode(check) ); |
20289 | 1840 |
|
1841 |
{ |
|
1842 |
PreserveJVMState pjvms(this); |
|
1843 |
PreserveReexecuteState preexecs(this); |
|
1844 |
jvms()->set_should_reexecute(true); |
|
1845 |
||
1846 |
set_control(slow_path); |
|
1847 |
set_i_o(i_o()); |
|
1848 |
||
1849 |
uncommon_trap(Deoptimization::Reason_intrinsic, |
|
1850 |
Deoptimization::Action_none); |
|
1851 |
} |
|
1852 |
||
1853 |
set_control(fast_path); |
|
22911
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1854 |
set_result(math); |
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1855 |
} |
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1856 |
|
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1857 |
template <typename OverflowOp> |
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1858 |
bool LibraryCallKit::inline_math_overflow(Node* arg1, Node* arg2) { |
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1859 |
typedef typename OverflowOp::MathOp MathOp; |
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1860 |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1861 |
MathOp* mathOp = new MathOp(arg1, arg2); |
22911
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1862 |
Node* operation = _gvn.transform( mathOp ); |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1863 |
Node* ofcheck = _gvn.transform( new OverflowOp(arg1, arg2) ); |
22911
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1864 |
inline_math_mathExact(operation, ofcheck); |
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1865 |
return true; |
21105
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1866 |
} |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1867 |
|
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1868 |
bool LibraryCallKit::inline_math_addExactI(bool is_increment) { |
22911
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1869 |
return inline_math_overflow<OverflowAddINode>(argument(0), is_increment ? intcon(1) : argument(1)); |
21105
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1870 |
} |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1871 |
|
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1872 |
bool LibraryCallKit::inline_math_addExactL(bool is_increment) { |
22911
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1873 |
return inline_math_overflow<OverflowAddLNode>(argument(0), is_increment ? longcon(1) : argument(2)); |
20289 | 1874 |
} |
1875 |
||
21105
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1876 |
bool LibraryCallKit::inline_math_subtractExactI(bool is_decrement) { |
22911
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1877 |
return inline_math_overflow<OverflowSubINode>(argument(0), is_decrement ? intcon(1) : argument(1)); |
21105
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1878 |
} |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1879 |
|
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1880 |
bool LibraryCallKit::inline_math_subtractExactL(bool is_decrement) { |
22911
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1881 |
return inline_math_overflow<OverflowSubLNode>(argument(0), is_decrement ? longcon(1) : argument(2)); |
21105
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1882 |
} |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1883 |
|
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1884 |
bool LibraryCallKit::inline_math_negateExactI() { |
22911
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1885 |
return inline_math_overflow<OverflowSubINode>(intcon(0), argument(0)); |
21105
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1886 |
} |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1887 |
|
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1888 |
bool LibraryCallKit::inline_math_negateExactL() { |
22911
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1889 |
return inline_math_overflow<OverflowSubLNode>(longcon(0), argument(0)); |
21105
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1890 |
} |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1891 |
|
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1892 |
bool LibraryCallKit::inline_math_multiplyExactI() { |
22911
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1893 |
return inline_math_overflow<OverflowMulINode>(argument(0), argument(1)); |
21105
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1894 |
} |
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1895 |
|
47618ee96ed5
8026844: Various Math functions needs intrinsification
rbackman
parents:
21099
diff
changeset
|
1896 |
bool LibraryCallKit::inline_math_multiplyExactL() { |
22911
ff49c48c887d
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
22879
diff
changeset
|
1897 |
return inline_math_overflow<OverflowMulLNode>(argument(0), argument(2)); |
20289 | 1898 |
} |
1899 |
||
1 | 1900 |
Node* |
1901 |
LibraryCallKit::generate_min_max(vmIntrinsics::ID id, Node* x0, Node* y0) { |
|
1902 |
// These are the candidate return value: |
|
1903 |
Node* xvalue = x0; |
|
1904 |
Node* yvalue = y0; |
|
1905 |
||
1906 |
if (xvalue == yvalue) { |
|
1907 |
return xvalue; |
|
1908 |
} |
|
1909 |
||
1910 |
bool want_max = (id == vmIntrinsics::_max); |
|
1911 |
||
1912 |
const TypeInt* txvalue = _gvn.type(xvalue)->isa_int(); |
|
1913 |
const TypeInt* tyvalue = _gvn.type(yvalue)->isa_int(); |
|
1914 |
if (txvalue == NULL || tyvalue == NULL) return top(); |
|
1915 |
// This is not really necessary, but it is consistent with a |
|
1916 |
// hypothetical MaxINode::Value method: |
|
1917 |
int widen = MAX2(txvalue->_widen, tyvalue->_widen); |
|
1918 |
||
1919 |
// %%% This folding logic should (ideally) be in a different place. |
|
1920 |
// Some should be inside IfNode, and there to be a more reliable |
|
1921 |
// transformation of ?: style patterns into cmoves. We also want |
|
1922 |
// more powerful optimizations around cmove and min/max. |
|
1923 |
||
1924 |
// Try to find a dominating comparison of these guys. |
|
1925 |
// It can simplify the index computation for Arrays.copyOf |
|
1926 |
// and similar uses of System.arraycopy. |
|
1927 |
// First, compute the normalized version of CmpI(x, y). |
|
1928 |
int cmp_op = Op_CmpI; |
|
1929 |
Node* xkey = xvalue; |
|
1930 |
Node* ykey = yvalue; |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
1931 |
Node* ideal_cmpxy = _gvn.transform(new CmpINode(xkey, ykey)); |
1 | 1932 |
if (ideal_cmpxy->is_Cmp()) { |
1933 |
// E.g., if we have CmpI(length - offset, count), |
|
1934 |
// it might idealize to CmpI(length, count + offset) |
|
1935 |
cmp_op = ideal_cmpxy->Opcode(); |
|
1936 |
xkey = ideal_cmpxy->in(1); |
|
1937 |
ykey = ideal_cmpxy->in(2); |
|
1938 |
} |
|
1939 |
||
1940 |
// Start by locating any relevant comparisons. |
|
1941 |
Node* start_from = (xkey->outcnt() < ykey->outcnt()) ? xkey : ykey; |
|
1942 |
Node* cmpxy = NULL; |
|
1943 |
Node* cmpyx = NULL; |
|
1944 |
for (DUIterator_Fast kmax, k = start_from->fast_outs(kmax); k < kmax; k++) { |
|
1945 |
Node* cmp = start_from->fast_out(k); |
|
1946 |
if (cmp->outcnt() > 0 && // must have prior uses |
|
1947 |
cmp->in(0) == NULL && // must be context-independent |
|
1948 |
cmp->Opcode() == cmp_op) { // right kind of compare |
|
1949 |
if (cmp->in(1) == xkey && cmp->in(2) == ykey) cmpxy = cmp; |
|
1950 |
if (cmp->in(1) == ykey && cmp->in(2) == xkey) cmpyx = cmp; |
|
1951 |
} |
|
1952 |
} |
|
1953 |
||
1954 |
const int NCMPS = 2; |
|
1955 |
Node* cmps[NCMPS] = { cmpxy, cmpyx }; |
|
1956 |
int cmpn; |
|
1957 |
for (cmpn = 0; cmpn < NCMPS; cmpn++) { |
|
1958 |
if (cmps[cmpn] != NULL) break; // find a result |
|
1959 |
} |
|
1960 |
if (cmpn < NCMPS) { |
|
1961 |
// Look for a dominating test that tells us the min and max. |
|
1962 |
int depth = 0; // Limit search depth for speed |
|
1963 |
Node* dom = control(); |
|
1964 |
for (; dom != NULL; dom = IfNode::up_one_dom(dom, true)) { |
|
1965 |
if (++depth >= 100) break; |
|
1966 |
Node* ifproj = dom; |
|
1967 |
if (!ifproj->is_Proj()) continue; |
|
1968 |
Node* iff = ifproj->in(0); |
|
1969 |
if (!iff->is_If()) continue; |
|
1970 |
Node* bol = iff->in(1); |
|
1971 |
if (!bol->is_Bool()) continue; |
|
1972 |
Node* cmp = bol->in(1); |
|
1973 |
if (cmp == NULL) continue; |
|
1974 |
for (cmpn = 0; cmpn < NCMPS; cmpn++) |
|
1975 |
if (cmps[cmpn] == cmp) break; |
|
1976 |
if (cmpn == NCMPS) continue; |
|
1977 |
BoolTest::mask btest = bol->as_Bool()->_test._test; |
|
1978 |
if (ifproj->is_IfFalse()) btest = BoolTest(btest).negate(); |
|
1979 |
if (cmp->in(1) == ykey) btest = BoolTest(btest).commute(); |
|
1980 |
// At this point, we know that 'x btest y' is true. |
|
1981 |
switch (btest) { |
|
1982 |
case BoolTest::eq: |
|
1983 |
// They are proven equal, so we can collapse the min/max. |
|
1984 |
// Either value is the answer. Choose the simpler. |
|
1985 |
if (is_simple_name(yvalue) && !is_simple_name(xvalue)) |
|
1986 |
return yvalue; |
|
1987 |
return xvalue; |
|
1988 |
case BoolTest::lt: // x < y |
|
1989 |
case BoolTest::le: // x <= y |
|
1990 |
return (want_max ? yvalue : xvalue); |
|
1991 |
case BoolTest::gt: // x > y |
|
1992 |
case BoolTest::ge: // x >= y |
|
1993 |
return (want_max ? xvalue : yvalue); |
|
46630
75aa3e39d02c
8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8
jwilhelm
parents:
46542
diff
changeset
|
1994 |
default: |
75aa3e39d02c
8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8
jwilhelm
parents:
46542
diff
changeset
|
1995 |
break; |
1 | 1996 |
} |
1997 |
} |
|
1998 |
} |
|
1999 |
||
2000 |
// We failed to find a dominating test. |
|
2001 |
// Let's pick a test that might GVN with prior tests. |
|
2002 |
Node* best_bol = NULL; |
|
2003 |
BoolTest::mask best_btest = BoolTest::illegal; |
|
2004 |
for (cmpn = 0; cmpn < NCMPS; cmpn++) { |
|
2005 |
Node* cmp = cmps[cmpn]; |
|
2006 |
if (cmp == NULL) continue; |
|
2007 |
for (DUIterator_Fast jmax, j = cmp->fast_outs(jmax); j < jmax; j++) { |
|
2008 |
Node* bol = cmp->fast_out(j); |
|
2009 |
if (!bol->is_Bool()) continue; |
|
2010 |
BoolTest::mask btest = bol->as_Bool()->_test._test; |
|
2011 |
if (btest == BoolTest::eq || btest == BoolTest::ne) continue; |
|
2012 |
if (cmp->in(1) == ykey) btest = BoolTest(btest).commute(); |
|
2013 |
if (bol->outcnt() > (best_bol == NULL ? 0 : best_bol->outcnt())) { |
|
2014 |
best_bol = bol->as_Bool(); |
|
2015 |
best_btest = btest; |
|
2016 |
} |
|
2017 |
} |
|
2018 |
} |
|
2019 |
||
2020 |
Node* answer_if_true = NULL; |
|
2021 |
Node* answer_if_false = NULL; |
|
2022 |
switch (best_btest) { |
|
2023 |
default: |
|
2024 |
if (cmpxy == NULL) |
|
2025 |
cmpxy = ideal_cmpxy; |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
2026 |
best_bol = _gvn.transform(new BoolNode(cmpxy, BoolTest::lt)); |
1 | 2027 |
// and fall through: |
2028 |
case BoolTest::lt: // x < y |
|
2029 |
case BoolTest::le: // x <= y |
|
2030 |
answer_if_true = (want_max ? yvalue : xvalue); |
|
2031 |
answer_if_false = (want_max ? xvalue : yvalue); |
|
2032 |
break; |
|
2033 |
case BoolTest::gt: // x > y |
|
2034 |
case BoolTest::ge: // x >= y |
|
2035 |
answer_if_true = (want_max ? xvalue : yvalue); |
|
2036 |
answer_if_false = (want_max ? yvalue : xvalue); |
|
2037 |
break; |
|
2038 |
} |
|
2039 |
||
2040 |
jint hi, lo; |
|
2041 |
if (want_max) { |
|
2042 |
// We can sharpen the minimum. |
|
2043 |
hi = MAX2(txvalue->_hi, tyvalue->_hi); |
|
2044 |
lo = MAX2(txvalue->_lo, tyvalue->_lo); |
|
2045 |
} else { |
|
2046 |
// We can sharpen the maximum. |
|
2047 |
hi = MIN2(txvalue->_hi, tyvalue->_hi); |
|
2048 |
lo = MIN2(txvalue->_lo, tyvalue->_lo); |
|
2049 |
} |
|
2050 |
||
2051 |
// Use a flow-free graph structure, to avoid creating excess control edges |
|
2052 |
// which could hinder other optimizations. |
|
2053 |
// Since Math.min/max is often used with arraycopy, we want |
|
2054 |
// tightly_coupled_allocation to be able to see beyond min/max expressions. |
|
25930 | 2055 |
Node* cmov = CMoveNode::make(NULL, best_bol, |
1 | 2056 |
answer_if_false, answer_if_true, |
2057 |
TypeInt::make(lo, hi, widen)); |
|
2058 |
||
2059 |
return _gvn.transform(cmov); |
|
2060 |
||
2061 |
/* |
|
2062 |
// This is not as desirable as it may seem, since Min and Max |
|
2063 |
// nodes do not have a full set of optimizations. |
|
2064 |
// And they would interfere, anyway, with 'if' optimizations |
|
2065 |
// and with CMoveI canonical forms. |
|
2066 |
switch (id) { |
|
2067 |
case vmIntrinsics::_min: |
|
2068 |
result_val = _gvn.transform(new (C, 3) MinINode(x,y)); break; |
|
2069 |
case vmIntrinsics::_max: |
|
2070 |
result_val = _gvn.transform(new (C, 3) MaxINode(x,y)); break; |
|
2071 |
default: |
|
2072 |
ShouldNotReachHere(); |
|
2073 |
} |
|
2074 |
*/ |
|
2075 |
} |
|
2076 |
||
2077 |
inline int |
|
46525
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2078 |
LibraryCallKit::classify_unsafe_addr(Node* &base, Node* &offset, BasicType type) { |
1 | 2079 |
const TypePtr* base_type = TypePtr::NULL_PTR; |
2080 |
if (base != NULL) base_type = _gvn.type(base)->isa_ptr(); |
|
2081 |
if (base_type == NULL) { |
|
2082 |
// Unknown type. |
|
2083 |
return Type::AnyPtr; |
|
2084 |
} else if (base_type == TypePtr::NULL_PTR) { |
|
2085 |
// Since this is a NULL+long form, we have to switch to a rawptr. |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
2086 |
base = _gvn.transform(new CastX2PNode(offset)); |
1 | 2087 |
offset = MakeConX(0); |
2088 |
return Type::RawPtr; |
|
2089 |
} else if (base_type->base() == Type::RawPtr) { |
|
2090 |
return Type::RawPtr; |
|
2091 |
} else if (base_type->isa_oopptr()) { |
|
2092 |
// Base is never null => always a heap address. |
|
46525
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2093 |
if (!TypePtr::NULL_PTR->higher_equal(base_type)) { |
1 | 2094 |
return Type::OopPtr; |
2095 |
} |
|
2096 |
// Offset is small => always a heap address. |
|
2097 |
const TypeX* offset_type = _gvn.type(offset)->isa_intptr_t(); |
|
2098 |
if (offset_type != NULL && |
|
2099 |
base_type->offset() == 0 && // (should always be?) |
|
2100 |
offset_type->_lo >= 0 && |
|
2101 |
!MacroAssembler::needs_explicit_null_check(offset_type->_hi)) { |
|
2102 |
return Type::OopPtr; |
|
46525
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2103 |
} else if (type == T_OBJECT) { |
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2104 |
// off heap access to an oop doesn't make any sense. Has to be on |
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2105 |
// heap. |
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2106 |
return Type::OopPtr; |
1 | 2107 |
} |
2108 |
// Otherwise, it might either be oop+off or NULL+addr. |
|
2109 |
return Type::AnyPtr; |
|
2110 |
} else { |
|
2111 |
// No information: |
|
2112 |
return Type::AnyPtr; |
|
2113 |
} |
|
2114 |
} |
|
2115 |
||
46542
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2116 |
inline Node* LibraryCallKit::make_unsafe_address(Node*& base, Node* offset, BasicType type, bool can_cast) { |
46525
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2117 |
Node* uncasted_base = base; |
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2118 |
int kind = classify_unsafe_addr(uncasted_base, offset, type); |
1 | 2119 |
if (kind == Type::RawPtr) { |
46525
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2120 |
return basic_plus_adr(top(), uncasted_base, offset); |
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2121 |
} else if (kind == Type::AnyPtr) { |
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2122 |
assert(base == uncasted_base, "unexpected base change"); |
46542
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2123 |
if (can_cast) { |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2124 |
if (!_gvn.type(base)->speculative_maybe_null() && |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2125 |
!too_many_traps(Deoptimization::Reason_speculate_null_check)) { |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2126 |
// According to profiling, this access is always on |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2127 |
// heap. Casting the base to not null and thus avoiding membars |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2128 |
// around the access should allow better optimizations |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2129 |
Node* null_ctl = top(); |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2130 |
base = null_check_oop(base, &null_ctl, true, true, true); |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2131 |
assert(null_ctl->is_top(), "no null control here"); |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2132 |
return basic_plus_adr(base, offset); |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2133 |
} else if (_gvn.type(base)->speculative_always_null() && |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2134 |
!too_many_traps(Deoptimization::Reason_speculate_null_assert)) { |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2135 |
// According to profiling, this access is always off |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2136 |
// heap. |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2137 |
base = null_assert(base); |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2138 |
Node* raw_base = _gvn.transform(new CastX2PNode(offset)); |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2139 |
offset = MakeConX(0); |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2140 |
return basic_plus_adr(top(), raw_base, offset); |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2141 |
} |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2142 |
} |
46525
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2143 |
// We don't know if it's an on heap or off heap access. Fall back |
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2144 |
// to raw memory access. |
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2145 |
Node* raw = _gvn.transform(new CheckCastPPNode(control(), base, TypeRawPtr::BOTTOM)); |
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2146 |
return basic_plus_adr(top(), raw, offset); |
1 | 2147 |
} else { |
46525
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2148 |
assert(base == uncasted_base, "unexpected base change"); |
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2149 |
// We know it's an on heap access so base can't be null |
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2150 |
if (TypePtr::NULL_PTR->higher_equal(_gvn.type(base))) { |
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2151 |
base = must_be_not_null(base, true); |
3a5c833a43de
8176506: C2: loop unswitching and unsafe accesses cause crash
roland
parents:
46458
diff
changeset
|
2152 |
} |
1 | 2153 |
return basic_plus_adr(base, offset); |
2154 |
} |
|
2155 |
} |
|
2156 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2157 |
//--------------------------inline_number_methods----------------------------- |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2158 |
// inline int Integer.numberOfLeadingZeros(int) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2159 |
// inline int Long.numberOfLeadingZeros(long) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2160 |
// |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2161 |
// inline int Integer.numberOfTrailingZeros(int) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2162 |
// inline int Long.numberOfTrailingZeros(long) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2163 |
// |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2164 |
// inline int Integer.bitCount(int) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2165 |
// inline int Long.bitCount(long) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2166 |
// |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2167 |
// inline char Character.reverseBytes(char) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2168 |
// inline short Short.reverseBytes(short) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2169 |
// inline int Integer.reverseBytes(int) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2170 |
// inline long Long.reverseBytes(long) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2171 |
bool LibraryCallKit::inline_number_methods(vmIntrinsics::ID id) { |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2172 |
Node* arg = argument(0); |
33589
7cbd1b2c139b
8139040: Fix initializations before ShouldNotReachHere() etc. and enable -Wuninitialized on linux.
goetz
parents:
33198
diff
changeset
|
2173 |
Node* n = NULL; |
2862
fad636edf18f
6823354: Add intrinsics for {Integer,Long}.{numberOfLeadingZeros,numberOfTrailingZeros}()
twisti
parents:
2574
diff
changeset
|
2174 |
switch (id) { |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
2175 |
case vmIntrinsics::_numberOfLeadingZeros_i: n = new CountLeadingZerosINode( arg); break; |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
2176 |
case vmIntrinsics::_numberOfLeadingZeros_l: n = new CountLeadingZerosLNode( arg); break; |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
2177 |
case vmIntrinsics::_numberOfTrailingZeros_i: n = new CountTrailingZerosINode(arg); break; |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
2178 |
case vmIntrinsics::_numberOfTrailingZeros_l: n = new CountTrailingZerosLNode(arg); break; |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
2179 |
case vmIntrinsics::_bitCount_i: n = new PopCountINode( arg); break; |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
2180 |
case vmIntrinsics::_bitCount_l: n = new PopCountLNode( arg); break; |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
2181 |
case vmIntrinsics::_reverseBytes_c: n = new ReverseBytesUSNode(0, arg); break; |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
2182 |
case vmIntrinsics::_reverseBytes_s: n = new ReverseBytesSNode( 0, arg); break; |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
2183 |
case vmIntrinsics::_reverseBytes_i: n = new ReverseBytesINode( 0, arg); break; |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
2184 |
case vmIntrinsics::_reverseBytes_l: n = new ReverseBytesLNode( 0, arg); break; |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2185 |
default: fatal_unexpected_iid(id); break; |
2862
fad636edf18f
6823354: Add intrinsics for {Integer,Long}.{numberOfLeadingZeros,numberOfTrailingZeros}()
twisti
parents:
2574
diff
changeset
|
2186 |
} |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2187 |
set_result(_gvn.transform(n)); |
1 | 2188 |
return true; |
2189 |
} |
|
2190 |
||
2191 |
//----------------------------inline_unsafe_access---------------------------- |
|
2192 |
||
13486
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2193 |
// Helper that guards and inserts a pre-barrier. |
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2194 |
void LibraryCallKit::insert_pre_barrier(Node* base_oop, Node* offset, |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2195 |
Node* pre_val, bool need_mem_bar) { |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2196 |
// We could be accessing the referent field of a reference object. If so, when G1 |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2197 |
// is enabled, we need to log the value in the referent field in an SATB buffer. |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2198 |
// This routine performs some compile time filters and generates suitable |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2199 |
// runtime filters that guard the pre-barrier code. |
13486
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2200 |
// Also add memory barrier for non volatile load from the referent field |
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2201 |
// to prevent commoning of loads across safepoint. |
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2202 |
if (!UseG1GC && !need_mem_bar) |
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2203 |
return; |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2204 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2205 |
// Some compile time checks. |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2206 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2207 |
// If offset is a constant, is it java_lang_ref_Reference::_reference_offset? |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2208 |
const TypeX* otype = offset->find_intptr_t_type(); |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2209 |
if (otype != NULL && otype->is_con() && |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2210 |
otype->get_con() != java_lang_ref_Reference::referent_offset) { |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2211 |
// Constant offset but not the reference_offset so just return |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2212 |
return; |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2213 |
} |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2214 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2215 |
// We only need to generate the runtime guards for instances. |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2216 |
const TypeOopPtr* btype = base_oop->bottom_type()->isa_oopptr(); |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2217 |
if (btype != NULL) { |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2218 |
if (btype->isa_aryptr()) { |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2219 |
// Array type so nothing to do |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2220 |
return; |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2221 |
} |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2222 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2223 |
const TypeInstPtr* itype = btype->isa_instptr(); |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2224 |
if (itype != NULL) { |
13486
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2225 |
// Can the klass of base_oop be statically determined to be |
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2226 |
// _not_ a sub-class of Reference and _not_ Object? |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2227 |
ciKlass* klass = itype->klass(); |
13486
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2228 |
if ( klass->is_loaded() && |
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2229 |
!klass->is_subtype_of(env()->Reference_klass()) && |
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2230 |
!env()->Object_klass()->is_subtype_of(klass)) { |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2231 |
return; |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2232 |
} |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2233 |
} |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2234 |
} |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2235 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2236 |
// The compile time filters did not reject base_oop/offset so |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2237 |
// we need to generate the following runtime filters |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2238 |
// |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2239 |
// if (offset == java_lang_ref_Reference::_reference_offset) { |
13486
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2240 |
// if (instance_of(base, java.lang.ref.Reference)) { |
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2241 |
// pre_barrier(_, pre_val, ...); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2242 |
// } |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2243 |
// } |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2244 |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2245 |
float likely = PROB_LIKELY( 0.999); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2246 |
float unlikely = PROB_UNLIKELY(0.999); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2247 |
|
9182 | 2248 |
IdealKit ideal(this); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2249 |
#define __ ideal. |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2250 |
|
9181
d32bbcce6b1f
7035117: G1: nsk/stress/jni/jnistress002 fails with assertion failure
johnc
parents:
9179
diff
changeset
|
2251 |
Node* referent_off = __ ConX(java_lang_ref_Reference::referent_offset); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2252 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2253 |
__ if_then(offset, BoolTest::eq, referent_off, unlikely); { |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2254 |
// Update graphKit memory and control from IdealKit. |
9182 | 2255 |
sync_kit(ideal); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2256 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2257 |
Node* ref_klass_con = makecon(TypeKlassPtr::make(env()->Reference_klass())); |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2258 |
Node* is_instof = gen_instanceof(base_oop, ref_klass_con); |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2259 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2260 |
// Update IdealKit memory and control from graphKit. |
9182 | 2261 |
__ sync_kit(this); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2262 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2263 |
Node* one = __ ConI(1); |
13486
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2264 |
// is_instof == 0 if base_oop == NULL |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2265 |
__ if_then(is_instof, BoolTest::eq, one, unlikely); { |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2266 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2267 |
// Update graphKit from IdeakKit. |
9182 | 2268 |
sync_kit(ideal); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2269 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2270 |
// Use the pre-barrier to record the value in the referent field |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2271 |
pre_barrier(false /* do_load */, |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2272 |
__ ctrl(), |
9185
7b717a00a48e
7036021: G1: build failure on win64 and linux with hs21 in jdk6 build environment
johnc
parents:
9182
diff
changeset
|
2273 |
NULL /* obj */, NULL /* adr */, max_juint /* alias_idx */, NULL /* val */, NULL /* val_type */, |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2274 |
pre_val /* pre_val */, |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2275 |
T_OBJECT); |
13486
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2276 |
if (need_mem_bar) { |
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2277 |
// Add memory barrier to prevent commoning reads from this field |
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2278 |
// across safepoint since GC can change its value. |
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2279 |
insert_mem_bar(Op_MemBarCPUOrder); |
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2280 |
} |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2281 |
// Update IdealKit from graphKit. |
9182 | 2282 |
__ sync_kit(this); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2283 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2284 |
} __ end_if(); // _ref_type != ref_none |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2285 |
} __ end_if(); // offset == referent_offset |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2286 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2287 |
// Final sync IdealKit and GraphKit. |
9182 | 2288 |
final_sync(ideal); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2289 |
#undef __ |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2290 |
} |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2291 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2292 |
|
38211
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2293 |
const TypeOopPtr* LibraryCallKit::sharpen_unsafe_type(Compile::AliasType* alias_type, const TypePtr *adr_type) { |
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2294 |
// Attempt to infer a sharper value type from the offset and base type. |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2295 |
ciKlass* sharpened_klass = NULL; |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2296 |
|
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2297 |
// See if it is an instance field, with an object type. |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2298 |
if (alias_type->field() != NULL) { |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2299 |
if (alias_type->field()->type()->is_klass()) { |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2300 |
sharpened_klass = alias_type->field()->type()->as_klass(); |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2301 |
} |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2302 |
} |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2303 |
|
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2304 |
// See if it is a narrow oop array. |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2305 |
if (adr_type->isa_aryptr()) { |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2306 |
if (adr_type->offset() >= objArrayOopDesc::base_offset_in_bytes()) { |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2307 |
const TypeOopPtr *elem_type = adr_type->is_aryptr()->elem()->isa_oopptr(); |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2308 |
if (elem_type != NULL) { |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2309 |
sharpened_klass = elem_type->klass(); |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2310 |
} |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2311 |
} |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2312 |
} |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2313 |
|
13968
8c9029c01470
8000263: JSR 292: signature types may appear to be unloaded
twisti
parents:
13895
diff
changeset
|
2314 |
// The sharpened class might be unloaded if there is no class loader |
8c9029c01470
8000263: JSR 292: signature types may appear to be unloaded
twisti
parents:
13895
diff
changeset
|
2315 |
// contraint in place. |
8c9029c01470
8000263: JSR 292: signature types may appear to be unloaded
twisti
parents:
13895
diff
changeset
|
2316 |
if (sharpened_klass != NULL && sharpened_klass->is_loaded()) { |
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2317 |
const TypeOopPtr* tjp = TypeOopPtr::make_from_klass(sharpened_klass); |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2318 |
|
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2319 |
#ifndef PRODUCT |
20073 | 2320 |
if (C->print_intrinsics() || C->print_inlining()) { |
40881
a4955213b573
8155635: C2: Mixed unsafe accesses break alias analysis
vlivanov
parents:
40880
diff
changeset
|
2321 |
tty->print(" from base type: "); adr_type->dump(); tty->cr(); |
a4955213b573
8155635: C2: Mixed unsafe accesses break alias analysis
vlivanov
parents:
40880
diff
changeset
|
2322 |
tty->print(" sharpened value: "); tjp->dump(); tty->cr(); |
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2323 |
} |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2324 |
#endif |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2325 |
// Sharpen the value type. |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2326 |
return tjp; |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2327 |
} |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2328 |
return NULL; |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2329 |
} |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2330 |
|
38211
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2331 |
bool LibraryCallKit::inline_unsafe_access(bool is_store, const BasicType type, const AccessKind kind, const bool unaligned) { |
1 | 2332 |
if (callee()->is_static()) return false; // caller must have the capability! |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2333 |
guarantee(!is_store || kind != Acquire, "Acquire accesses can be produced only for loads"); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2334 |
guarantee( is_store || kind != Release, "Release accesses can be produced only for stores"); |
38131
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2335 |
assert(type != T_OBJECT || !unaligned, "unaligned access not supported with object type"); |
1 | 2336 |
|
2337 |
#ifndef PRODUCT |
|
2338 |
{ |
|
2339 |
ResourceMark rm; |
|
2340 |
// Check the signatures. |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2341 |
ciSignature* sig = callee()->signature(); |
1 | 2342 |
#ifdef ASSERT |
2343 |
if (!is_store) { |
|
2344 |
// Object getObject(Object base, int/long offset), etc. |
|
2345 |
BasicType rtype = sig->return_type()->basic_type(); |
|
2346 |
assert(rtype == type, "getter must return the expected value"); |
|
38211
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2347 |
assert(sig->count() == 2, "oop getter has 2 arguments"); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2348 |
assert(sig->type_at(0)->basic_type() == T_OBJECT, "getter base is object"); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2349 |
assert(sig->type_at(1)->basic_type() == T_LONG, "getter offset is correct"); |
1 | 2350 |
} else { |
2351 |
// void putObject(Object base, int/long offset, Object x), etc. |
|
2352 |
assert(sig->return_type()->basic_type() == T_VOID, "putter must not return a value"); |
|
38211
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2353 |
assert(sig->count() == 3, "oop putter has 3 arguments"); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2354 |
assert(sig->type_at(0)->basic_type() == T_OBJECT, "putter base is object"); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2355 |
assert(sig->type_at(1)->basic_type() == T_LONG, "putter offset is correct"); |
1 | 2356 |
BasicType vtype = sig->type_at(sig->count()-1)->basic_type(); |
2357 |
assert(vtype == type, "putter must accept the expected value"); |
|
2358 |
} |
|
2359 |
#endif // ASSERT |
|
2360 |
} |
|
2361 |
#endif //PRODUCT |
|
2362 |
||
2363 |
C->set_has_unsafe_access(true); // Mark eventual nmethod as "unsafe". |
|
2364 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2365 |
Node* receiver = argument(0); // type: oop |
1 | 2366 |
|
28954
7dda6c26cc98
8068977: Remove unused sun.misc.Unsafe prefetch intrinsic support
psandoz
parents:
28719
diff
changeset
|
2367 |
// Build address expression. |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2368 |
Node* adr; |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2369 |
Node* heap_base_oop = top(); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2370 |
Node* offset = top(); |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2371 |
Node* val; |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2372 |
|
38211
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2373 |
// The base is either a Java object or a value produced by Unsafe.staticFieldBase |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2374 |
Node* base = argument(1); // type: oop |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2375 |
// The offset is a value produced by Unsafe.staticFieldOffset or Unsafe.objectFieldOffset |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2376 |
offset = argument(2); // type: long |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2377 |
// We currently rely on the cookies produced by Unsafe.xxxFieldOffset |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2378 |
// to be plain byte offsets, which are also the same as those accepted |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2379 |
// by oopDesc::field_base. |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2380 |
assert(Unsafe_field_offset_to_byte_offset(11) == 11, |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2381 |
"fieldOffset must be byte-scaled"); |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2382 |
// 32-bit machines ignore the high half! |
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2383 |
offset = ConvL2X(offset); |
46542
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2384 |
adr = make_unsafe_address(base, offset, type, kind == Relaxed); |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2385 |
|
38211
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2386 |
if (_gvn.type(base)->isa_ptr() != TypePtr::NULL_PTR) { |
1 | 2387 |
heap_base_oop = base; |
40881
a4955213b573
8155635: C2: Mixed unsafe accesses break alias analysis
vlivanov
parents:
40880
diff
changeset
|
2388 |
} else if (type == T_OBJECT) { |
a4955213b573
8155635: C2: Mixed unsafe accesses break alias analysis
vlivanov
parents:
40880
diff
changeset
|
2389 |
return false; // off-heap oop accesses are not supported |
38211
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2390 |
} |
40880
74222f8c095e
8162101: C2: Handle "wide" aliases for unsafe accesses
vlivanov
parents:
40093
diff
changeset
|
2391 |
|
74222f8c095e
8162101: C2: Handle "wide" aliases for unsafe accesses
vlivanov
parents:
40093
diff
changeset
|
2392 |
// Can base be NULL? Otherwise, always on-heap access. |
74222f8c095e
8162101: C2: Handle "wide" aliases for unsafe accesses
vlivanov
parents:
40093
diff
changeset
|
2393 |
bool can_access_non_heap = TypePtr::NULL_PTR->higher_equal(_gvn.type(heap_base_oop)); |
74222f8c095e
8162101: C2: Handle "wide" aliases for unsafe accesses
vlivanov
parents:
40093
diff
changeset
|
2394 |
|
38211
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2395 |
val = is_store ? argument(4) : NULL; |
1 | 2396 |
|
2397 |
const TypePtr *adr_type = _gvn.type(adr)->isa_ptr(); |
|
2398 |
||
40880
74222f8c095e
8162101: C2: Handle "wide" aliases for unsafe accesses
vlivanov
parents:
40093
diff
changeset
|
2399 |
// Try to categorize the address. |
1 | 2400 |
Compile::AliasType* alias_type = C->alias_type(adr_type); |
2401 |
assert(alias_type->index() != Compile::AliasIdxBot, "no bare pointers here"); |
|
2402 |
||
40880
74222f8c095e
8162101: C2: Handle "wide" aliases for unsafe accesses
vlivanov
parents:
40093
diff
changeset
|
2403 |
if (alias_type->adr_type() == TypeInstPtr::KLASS || |
74222f8c095e
8162101: C2: Handle "wide" aliases for unsafe accesses
vlivanov
parents:
40093
diff
changeset
|
2404 |
alias_type->adr_type() == TypeAryPtr::RANGE) { |
74222f8c095e
8162101: C2: Handle "wide" aliases for unsafe accesses
vlivanov
parents:
40093
diff
changeset
|
2405 |
return false; // not supported |
39718
d2e74700faf9
8155781: C2: opaque unsafe access triggers an assert
vlivanov
parents:
39419
diff
changeset
|
2406 |
} |
d2e74700faf9
8155781: C2: opaque unsafe access triggers an assert
vlivanov
parents:
39419
diff
changeset
|
2407 |
|
38131
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2408 |
bool mismatched = false; |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2409 |
BasicType bt = alias_type->basic_type(); |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2410 |
if (bt != T_ILLEGAL) { |
40880
74222f8c095e
8162101: C2: Handle "wide" aliases for unsafe accesses
vlivanov
parents:
40093
diff
changeset
|
2411 |
assert(alias_type->adr_type()->is_oopptr(), "should be on-heap access"); |
38131
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2412 |
if (bt == T_BYTE && adr_type->isa_aryptr()) { |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2413 |
// Alias type doesn't differentiate between byte[] and boolean[]). |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2414 |
// Use address type to get the element type. |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2415 |
bt = adr_type->is_aryptr()->elem()->array_element_basic_type(); |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2416 |
} |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2417 |
if (bt == T_ARRAY || bt == T_NARROWOOP) { |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2418 |
// accessing an array field with getObject is not a mismatch |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2419 |
bt = T_OBJECT; |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2420 |
} |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2421 |
if ((bt == T_OBJECT) != (type == T_OBJECT)) { |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2422 |
// Don't intrinsify mismatched object accesses |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2423 |
return false; |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2424 |
} |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2425 |
mismatched = (bt != type); |
40880
74222f8c095e
8162101: C2: Handle "wide" aliases for unsafe accesses
vlivanov
parents:
40093
diff
changeset
|
2426 |
} else if (alias_type->adr_type()->isa_oopptr()) { |
40047
124ad42f6e96
8160360: Mismatched field loads are folded in LoadNode::Value
vlivanov
parents:
40045
diff
changeset
|
2427 |
mismatched = true; // conservatively mark all "wide" on-heap accesses as mismatched |
38131
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2428 |
} |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2429 |
|
40880
74222f8c095e
8162101: C2: Handle "wide" aliases for unsafe accesses
vlivanov
parents:
40093
diff
changeset
|
2430 |
assert(!mismatched || alias_type->adr_type()->is_oopptr(), "off-heap access can't be mismatched"); |
74222f8c095e
8162101: C2: Handle "wide" aliases for unsafe accesses
vlivanov
parents:
40093
diff
changeset
|
2431 |
|
38131
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2432 |
// First guess at the value type. |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2433 |
const Type *value_type = Type::get_const_basic_type(type); |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2434 |
|
1 | 2435 |
// We will need memory barriers unless we can determine a unique |
2436 |
// alias category for this reference. (Note: If for some reason |
|
2437 |
// the barriers get omitted and the unsafe reference begins to "pollute" |
|
2438 |
// the alias analysis of the rest of the graph, either Compile::can_alias |
|
2439 |
// or Compile::must_alias will throw a diagnostic assert.) |
|
44329
4e76a9a3b7a8
8177346: hotspot change for 8176513 breaks jdk9 build on Ubuntu 16.04
prr
parents:
44324
diff
changeset
|
2440 |
bool need_mem_bar = false; |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2441 |
switch (kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2442 |
case Relaxed: |
46542
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2443 |
need_mem_bar = (mismatched && !adr_type->isa_aryptr()) || can_access_non_heap; |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2444 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2445 |
case Opaque: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2446 |
// Opaque uses CPUOrder membars for protection against code movement. |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2447 |
case Acquire: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2448 |
case Release: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2449 |
case Volatile: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2450 |
need_mem_bar = true; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2451 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2452 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2453 |
ShouldNotReachHere(); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2454 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2455 |
|
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2456 |
// Some accesses require access atomicity for all types, notably longs and doubles. |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2457 |
// When AlwaysAtomicAccesses is enabled, all accesses are atomic. |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2458 |
bool requires_atomic_access = false; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2459 |
switch (kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2460 |
case Relaxed: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2461 |
requires_atomic_access = AlwaysAtomicAccesses; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2462 |
break; |
38278
6ec4e44eda22
8156068: Unsafe.{get|set}Opaque should be single copy atomic
shade
parents:
38240
diff
changeset
|
2463 |
case Opaque: |
6ec4e44eda22
8156068: Unsafe.{get|set}Opaque should be single copy atomic
shade
parents:
38240
diff
changeset
|
2464 |
// Opaque accesses are atomic. |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2465 |
case Acquire: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2466 |
case Release: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2467 |
case Volatile: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2468 |
requires_atomic_access = true; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2469 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2470 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2471 |
ShouldNotReachHere(); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2472 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2473 |
|
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2474 |
// Figure out the memory ordering. |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2475 |
// Acquire/Release/Volatile accesses require marking the loads/stores with MemOrd |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2476 |
MemNode::MemOrd mo = access_kind_to_memord_LS(kind, is_store); |
1 | 2477 |
|
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2478 |
// If we are reading the value of the referent field of a Reference |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2479 |
// object (either by using Unsafe directly or through reflection) |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2480 |
// then, if G1 is enabled, we need to record the referent in an |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2481 |
// SATB log buffer using the pre-barrier mechanism. |
13486
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2482 |
// Also we need to add memory barrier to prevent commoning reads |
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
2483 |
// from this field across safepoint since GC can change its value. |
38211
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2484 |
bool need_read_barrier = !is_store && |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2485 |
offset != top() && heap_base_oop != top(); |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
2486 |
|
1 | 2487 |
if (!is_store && type == T_OBJECT) { |
38211
fe30fdab0f62
8150921: Update Unsafe getters/setters to use double-register variants
mikael
parents:
38131
diff
changeset
|
2488 |
const TypeOopPtr* tjp = sharpen_unsafe_type(alias_type, adr_type); |
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2489 |
if (tjp != NULL) { |
1 | 2490 |
value_type = tjp; |
2491 |
} |
|
2492 |
} |
|
2493 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2494 |
receiver = null_check(receiver); |
1 | 2495 |
if (stopped()) { |
2496 |
return true; |
|
2497 |
} |
|
2498 |
// Heap pointers get a null-check from the interpreter, |
|
2499 |
// as a courtesy. However, this is not guaranteed by Unsafe, |
|
2500 |
// and it is not possible to fully distinguish unintended nulls |
|
2501 |
// from intended ones in this API. |
|
2502 |
||
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2503 |
// We need to emit leading and trailing CPU membars (see below) in |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2504 |
// addition to memory membars for special access modes. This is a little |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2505 |
// too strong, but avoids the need to insert per-alias-type |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2506 |
// volatile membars (for stores; compare Parse::do_put_xxx), which |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2507 |
// we cannot do effectively here because we probably only have a |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2508 |
// rough approximation of type. |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2509 |
|
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2510 |
switch(kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2511 |
case Relaxed: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2512 |
case Opaque: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2513 |
case Acquire: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2514 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2515 |
case Release: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2516 |
case Volatile: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2517 |
if (is_store) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2518 |
insert_mem_bar(Op_MemBarRelease); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2519 |
} else { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2520 |
if (support_IRIW_for_not_multiple_copy_atomic_cpu) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2521 |
insert_mem_bar(Op_MemBarVolatile); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2522 |
} |
22868
7f6eb436873b
8029101: PPC64 (part 211): ordering of Independent Reads of Independent Writes
goetz
parents:
22855
diff
changeset
|
2523 |
} |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2524 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2525 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2526 |
ShouldNotReachHere(); |
1 | 2527 |
} |
2528 |
||
2529 |
// Memory barrier to prevent normal and 'unsafe' accesses from |
|
2530 |
// bypassing each other. Happens after null checks, so the |
|
2531 |
// exception paths do not take memory state from the memory barrier, |
|
2532 |
// so there's no problems making a strong assert about mixing users |
|
29076
4a5f7c1e6ed7
8068687: Remove meta-index support and cleanup hotspot code for rt.jar etc in non-modular jdk image
hseigel
parents:
28957
diff
changeset
|
2533 |
// of safe & unsafe memory. |
1 | 2534 |
if (need_mem_bar) insert_mem_bar(Op_MemBarCPUOrder); |
2535 |
||
34157
4fde32e81092
8140309: [REDO] failed: no mismatched stores, except on raw memory: StoreB StoreI
roland
parents:
33628
diff
changeset
|
2536 |
if (!is_store) { |
31857
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2537 |
Node* p = NULL; |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2538 |
// Try to constant fold a load from a constant field |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2539 |
ciField* field = alias_type->field(); |
38030
93f24e7b3c43
8152590: C2: @Stable support doesn't always work w/ incremental inlining
vlivanov
parents:
38018
diff
changeset
|
2540 |
if (heap_base_oop != top() && field != NULL && field->is_constant() && !mismatched) { |
31857
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2541 |
// final or stable field |
38030
93f24e7b3c43
8152590: C2: @Stable support doesn't always work w/ incremental inlining
vlivanov
parents:
38018
diff
changeset
|
2542 |
p = make_constant_from_field(field, heap_base_oop); |
31857
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2543 |
} |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2544 |
if (p == NULL) { |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2545 |
// To be valid, unsafe loads may depend on other conditions than |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2546 |
// the one that guards them: pin the Load node |
46542
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2547 |
LoadNode::ControlDependency dep = LoadNode::Pinned; |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2548 |
Node* ctrl = control(); |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2549 |
if (adr_type->isa_instptr()) { |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2550 |
assert(adr_type->meet(TypePtr::NULL_PTR) != adr_type->remove_speculative(), "should be not null"); |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2551 |
intptr_t offset = Type::OffsetBot; |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2552 |
AddPNode::Ideal_base_and_offset(adr, &_gvn, offset); |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2553 |
if (offset >= 0) { |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2554 |
int s = Klass::layout_helper_size_in_bytes(adr_type->isa_instptr()->klass()->layout_helper()); |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2555 |
if (offset < s) { |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2556 |
// Guaranteed to be a valid access, no need to pin it |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2557 |
dep = LoadNode::DependsOnlyOnTest; |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2558 |
ctrl = NULL; |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2559 |
} |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2560 |
} |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2561 |
} |
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2562 |
p = make_load(ctrl, adr, value_type, type, adr_type, mo, dep, requires_atomic_access, unaligned, mismatched); |
31857
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2563 |
// load value |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2564 |
switch (type) { |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2565 |
case T_BOOLEAN: |
41052 | 2566 |
{ |
2567 |
// Normalize the value returned by getBoolean in the following cases |
|
2568 |
if (mismatched || |
|
2569 |
heap_base_oop == top() || // - heap_base_oop is NULL or |
|
2570 |
(can_access_non_heap && alias_type->field() == NULL) // - heap_base_oop is potentially NULL |
|
2571 |
// and the unsafe access is made to large offset |
|
2572 |
// (i.e., larger than the maximum offset necessary for any |
|
2573 |
// field access) |
|
2574 |
) { |
|
2575 |
IdealKit ideal = IdealKit(this); |
|
2576 |
#define __ ideal. |
|
2577 |
IdealVariable normalized_result(ideal); |
|
2578 |
__ declarations_done(); |
|
2579 |
__ set(normalized_result, p); |
|
2580 |
__ if_then(p, BoolTest::ne, ideal.ConI(0)); |
|
2581 |
__ set(normalized_result, ideal.ConI(1)); |
|
2582 |
ideal.end_if(); |
|
2583 |
final_sync(ideal); |
|
2584 |
p = __ value(normalized_result); |
|
2585 |
#undef __ |
|
2586 |
} |
|
2587 |
} |
|
31857
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2588 |
case T_CHAR: |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2589 |
case T_BYTE: |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2590 |
case T_SHORT: |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2591 |
case T_INT: |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2592 |
case T_LONG: |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2593 |
case T_FLOAT: |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2594 |
case T_DOUBLE: |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2595 |
break; |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2596 |
case T_OBJECT: |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2597 |
if (need_read_barrier) { |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2598 |
// We do not require a mem bar inside pre_barrier if need_mem_bar |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2599 |
// is set: the barriers would be emitted by us. |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2600 |
insert_pre_barrier(heap_base_oop, offset, p, !need_mem_bar); |
31857
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2601 |
} |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2602 |
break; |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2603 |
case T_ADDRESS: |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2604 |
// Cast to an int type. |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2605 |
p = _gvn.transform(new CastP2XNode(NULL, p)); |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2606 |
p = ConvX2UL(p); |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2607 |
break; |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2608 |
default: |
33105
294e48b4f704
8080775: Better argument formatting for assert() and friends
david
parents:
32581
diff
changeset
|
2609 |
fatal("unexpected type %d: %s", type, type2name(type)); |
31857
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2610 |
break; |
adbf29d9ca43
8078629: VM should constant fold Unsafe.get*() loads from final fields
vlivanov
parents:
31587
diff
changeset
|
2611 |
} |
1 | 2612 |
} |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2613 |
// The load node has the control of the preceding MemBarCPUOrder. All |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2614 |
// following nodes will have the control of the MemBarCPUOrder inserted at |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2615 |
// the end of this method. So, pushing the load onto the stack at a later |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2616 |
// point is fine. |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2617 |
set_result(p); |
1 | 2618 |
} else { |
2619 |
// place effect of store into memory |
|
2620 |
switch (type) { |
|
2621 |
case T_DOUBLE: |
|
2622 |
val = dstore_rounding(val); |
|
2623 |
break; |
|
2624 |
case T_ADDRESS: |
|
2625 |
// Repackage the long as a pointer. |
|
2626 |
val = ConvL2X(val); |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
2627 |
val = _gvn.transform(new CastX2PNode(val)); |
1 | 2628 |
break; |
46630
75aa3e39d02c
8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8
jwilhelm
parents:
46542
diff
changeset
|
2629 |
default: |
75aa3e39d02c
8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8
jwilhelm
parents:
46542
diff
changeset
|
2630 |
break; |
1 | 2631 |
} |
2632 |
||
40881
a4955213b573
8155635: C2: Mixed unsafe accesses break alias analysis
vlivanov
parents:
40880
diff
changeset
|
2633 |
if (type == T_OBJECT) { |
a4955213b573
8155635: C2: Mixed unsafe accesses break alias analysis
vlivanov
parents:
40880
diff
changeset
|
2634 |
store_oop_to_unknown(control(), heap_base_oop, adr, adr_type, val, type, mo, mismatched); |
1 | 2635 |
} else { |
40881
a4955213b573
8155635: C2: Mixed unsafe accesses break alias analysis
vlivanov
parents:
40880
diff
changeset
|
2636 |
store_to_memory(control(), adr, val, type, adr_type, mo, requires_atomic_access, unaligned, mismatched); |
1 | 2637 |
} |
2638 |
} |
|
2639 |
||
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2640 |
switch(kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2641 |
case Relaxed: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2642 |
case Opaque: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2643 |
case Release: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2644 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2645 |
case Acquire: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2646 |
case Volatile: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2647 |
if (!is_store) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2648 |
insert_mem_bar(Op_MemBarAcquire); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2649 |
} else { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2650 |
if (!support_IRIW_for_not_multiple_copy_atomic_cpu) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2651 |
insert_mem_bar(Op_MemBarVolatile); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2652 |
} |
22868
7f6eb436873b
8029101: PPC64 (part 211): ordering of Independent Reads of Independent Writes
goetz
parents:
22855
diff
changeset
|
2653 |
} |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2654 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2655 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2656 |
ShouldNotReachHere(); |
1 | 2657 |
} |
2658 |
||
2659 |
if (need_mem_bar) insert_mem_bar(Op_MemBarCPUOrder); |
|
2660 |
||
2661 |
return true; |
|
2662 |
} |
|
2663 |
||
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2664 |
//----------------------------inline_unsafe_load_store---------------------------- |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2665 |
// This method serves a couple of different customers (depending on LoadStoreKind): |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2666 |
// |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2667 |
// LS_cmp_swap: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2668 |
// |
45514
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
2669 |
// boolean compareAndSetObject(Object o, long offset, Object expected, Object x); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
2670 |
// boolean compareAndSetInt( Object o, long offset, int expected, int x); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
2671 |
// boolean compareAndSetLong( Object o, long offset, long expected, long x); |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2672 |
// |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2673 |
// LS_cmp_swap_weak: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2674 |
// |
45514
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
2675 |
// boolean weakCompareAndSetObject( Object o, long offset, Object expected, Object x); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
2676 |
// boolean weakCompareAndSetObjectPlain( Object o, long offset, Object expected, Object x); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
2677 |
// boolean weakCompareAndSetObjectAcquire(Object o, long offset, Object expected, Object x); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
2678 |
// boolean weakCompareAndSetObjectRelease(Object o, long offset, Object expected, Object x); |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2679 |
// |
45514
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
2680 |
// boolean weakCompareAndSetInt( Object o, long offset, int expected, int x); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
2681 |
// boolean weakCompareAndSetIntPlain( Object o, long offset, int expected, int x); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
2682 |
// boolean weakCompareAndSetIntAcquire( Object o, long offset, int expected, int x); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
2683 |
// boolean weakCompareAndSetIntRelease( Object o, long offset, int expected, int x); |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2684 |
// |
45514
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
2685 |
// boolean weakCompareAndSetLong( Object o, long offset, long expected, long x); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
2686 |
// boolean weakCompareAndSetLongPlain( Object o, long offset, long expected, long x); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
2687 |
// boolean weakCompareAndSetLongAcquire( Object o, long offset, long expected, long x); |
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
2688 |
// boolean weakCompareAndSetLongRelease( Object o, long offset, long expected, long x); |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2689 |
// |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2690 |
// LS_cmp_exchange: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2691 |
// |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2692 |
// Object compareAndExchangeObjectVolatile(Object o, long offset, Object expected, Object x); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2693 |
// Object compareAndExchangeObjectAcquire( Object o, long offset, Object expected, Object x); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2694 |
// Object compareAndExchangeObjectRelease( Object o, long offset, Object expected, Object x); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2695 |
// |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2696 |
// Object compareAndExchangeIntVolatile( Object o, long offset, Object expected, Object x); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2697 |
// Object compareAndExchangeIntAcquire( Object o, long offset, Object expected, Object x); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2698 |
// Object compareAndExchangeIntRelease( Object o, long offset, Object expected, Object x); |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2699 |
// |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2700 |
// Object compareAndExchangeLongVolatile( Object o, long offset, Object expected, Object x); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2701 |
// Object compareAndExchangeLongAcquire( Object o, long offset, Object expected, Object x); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2702 |
// Object compareAndExchangeLongRelease( Object o, long offset, Object expected, Object x); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2703 |
// |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2704 |
// LS_get_add: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2705 |
// |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2706 |
// int getAndAddInt( Object o, long offset, int delta) |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2707 |
// long getAndAddLong(Object o, long offset, long delta) |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2708 |
// |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2709 |
// LS_get_set: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2710 |
// |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2711 |
// int getAndSet(Object o, long offset, int newValue) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2712 |
// long getAndSet(Object o, long offset, long newValue) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2713 |
// Object getAndSet(Object o, long offset, Object newValue) |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2714 |
// |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2715 |
bool LibraryCallKit::inline_unsafe_load_store(const BasicType type, const LoadStoreKind kind, const AccessKind access_kind) { |
1 | 2716 |
// This basic scheme here is the same as inline_unsafe_access, but |
2717 |
// differs in enough details that combining them would make the code |
|
2718 |
// overly confusing. (This is a true fact! I originally combined |
|
2719 |
// them, but even I was confused by it!) As much code/comments as |
|
2720 |
// possible are retained from inline_unsafe_access though to make |
|
2131 | 2721 |
// the correspondences clearer. - dl |
1 | 2722 |
|
2723 |
if (callee()->is_static()) return false; // caller must have the capability! |
|
2724 |
||
2725 |
#ifndef PRODUCT |
|
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2726 |
BasicType rtype; |
1 | 2727 |
{ |
2728 |
ResourceMark rm; |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2729 |
// Check the signatures. |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2730 |
ciSignature* sig = callee()->signature(); |
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2731 |
rtype = sig->return_type()->basic_type(); |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2732 |
switch(kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2733 |
case LS_get_add: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2734 |
case LS_get_set: { |
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2735 |
// Check the signatures. |
1 | 2736 |
#ifdef ASSERT |
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2737 |
assert(rtype == type, "get and set must return the expected type"); |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2738 |
assert(sig->count() == 3, "get and set has 3 arguments"); |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2739 |
assert(sig->type_at(0)->basic_type() == T_OBJECT, "get and set base is object"); |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2740 |
assert(sig->type_at(1)->basic_type() == T_LONG, "get and set offset is long"); |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2741 |
assert(sig->type_at(2)->basic_type() == type, "get and set must take expected type as new value/delta"); |
38685
e34308190947
8141635: Implement VarHandles/Unsafe intrinsics on POWER
mdoerr
parents:
38287
diff
changeset
|
2742 |
assert(access_kind == Volatile, "mo is not passed to intrinsic nodes in current implementation"); |
1 | 2743 |
#endif // ASSERT |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2744 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2745 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2746 |
case LS_cmp_swap: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2747 |
case LS_cmp_swap_weak: { |
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2748 |
// Check the signatures. |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2749 |
#ifdef ASSERT |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2750 |
assert(rtype == T_BOOLEAN, "CAS must return boolean"); |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2751 |
assert(sig->count() == 4, "CAS has 4 arguments"); |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2752 |
assert(sig->type_at(0)->basic_type() == T_OBJECT, "CAS base is object"); |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2753 |
assert(sig->type_at(1)->basic_type() == T_LONG, "CAS offset is long"); |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2754 |
#endif // ASSERT |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2755 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2756 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2757 |
case LS_cmp_exchange: { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2758 |
// Check the signatures. |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2759 |
#ifdef ASSERT |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2760 |
assert(rtype == type, "CAS must return the expected type"); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2761 |
assert(sig->count() == 4, "CAS has 4 arguments"); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2762 |
assert(sig->type_at(0)->basic_type() == T_OBJECT, "CAS base is object"); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2763 |
assert(sig->type_at(1)->basic_type() == T_LONG, "CAS offset is long"); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2764 |
#endif // ASSERT |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2765 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2766 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2767 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2768 |
ShouldNotReachHere(); |
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2769 |
} |
1 | 2770 |
} |
2771 |
#endif //PRODUCT |
|
2772 |
||
2773 |
C->set_has_unsafe_access(true); // Mark eventual nmethod as "unsafe". |
|
2774 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2775 |
// Get arguments: |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2776 |
Node* receiver = NULL; |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2777 |
Node* base = NULL; |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2778 |
Node* offset = NULL; |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2779 |
Node* oldval = NULL; |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2780 |
Node* newval = NULL; |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2781 |
switch(kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2782 |
case LS_cmp_swap: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2783 |
case LS_cmp_swap_weak: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2784 |
case LS_cmp_exchange: { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2785 |
const bool two_slot_type = type2size[type] == 2; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2786 |
receiver = argument(0); // type: oop |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2787 |
base = argument(1); // type: oop |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2788 |
offset = argument(2); // type: long |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2789 |
oldval = argument(4); // type: oop, int, or long |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2790 |
newval = argument(two_slot_type ? 6 : 5); // type: oop, int, or long |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2791 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2792 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2793 |
case LS_get_add: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2794 |
case LS_get_set: { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2795 |
receiver = argument(0); // type: oop |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2796 |
base = argument(1); // type: oop |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2797 |
offset = argument(2); // type: long |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2798 |
oldval = NULL; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2799 |
newval = argument(4); // type: oop, int, or long |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2800 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2801 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2802 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2803 |
ShouldNotReachHere(); |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2804 |
} |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
2805 |
|
1 | 2806 |
// Build field offset expression. |
2807 |
// We currently rely on the cookies produced by Unsafe.xxxFieldOffset |
|
2808 |
// to be plain byte offsets, which are also the same as those accepted |
|
2809 |
// by oopDesc::field_base. |
|
2810 |
assert(Unsafe_field_offset_to_byte_offset(11) == 11, "fieldOffset must be byte-scaled"); |
|
2811 |
// 32-bit machines ignore the high half of long offsets |
|
2812 |
offset = ConvL2X(offset); |
|
46542
73dd19b96b5d
8181211: C2: Use profiling data to optimize on/off heap unsafe accesses
roland
parents:
46525
diff
changeset
|
2813 |
Node* adr = make_unsafe_address(base, offset, type, false); |
1 | 2814 |
const TypePtr *adr_type = _gvn.type(adr)->isa_ptr(); |
2815 |
||
38131
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2816 |
Compile::AliasType* alias_type = C->alias_type(adr_type); |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2817 |
BasicType bt = alias_type->basic_type(); |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2818 |
if (bt != T_ILLEGAL && |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2819 |
((bt == T_OBJECT || bt == T_ARRAY) != (type == T_OBJECT))) { |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2820 |
// Don't intrinsify mismatched object accesses. |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2821 |
return false; |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2822 |
} |
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2823 |
|
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2824 |
// For CAS, unlike inline_unsafe_access, there seems no point in |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2825 |
// trying to refine types. Just use the coarse types here. |
38131
7bb27ec1a3d8
8134918: C2: Type speculation produces mismatched unsafe accesses
vlivanov
parents:
38033
diff
changeset
|
2826 |
assert(alias_type->index() != Compile::AliasIdxBot, "no bare pointers here"); |
1 | 2827 |
const Type *value_type = Type::get_const_basic_type(type); |
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2828 |
|
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2829 |
switch (kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2830 |
case LS_get_set: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2831 |
case LS_cmp_exchange: { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2832 |
if (type == T_OBJECT) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2833 |
const TypeOopPtr* tjp = sharpen_unsafe_type(alias_type, adr_type); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2834 |
if (tjp != NULL) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2835 |
value_type = tjp; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2836 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2837 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2838 |
break; |
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2839 |
} |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2840 |
case LS_cmp_swap: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2841 |
case LS_cmp_swap_weak: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2842 |
case LS_get_add: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2843 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2844 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2845 |
ShouldNotReachHere(); |
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2846 |
} |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2847 |
|
39718
d2e74700faf9
8155781: C2: opaque unsafe access triggers an assert
vlivanov
parents:
39419
diff
changeset
|
2848 |
// Null check receiver. |
d2e74700faf9
8155781: C2: opaque unsafe access triggers an assert
vlivanov
parents:
39419
diff
changeset
|
2849 |
receiver = null_check(receiver); |
d2e74700faf9
8155781: C2: opaque unsafe access triggers an assert
vlivanov
parents:
39419
diff
changeset
|
2850 |
if (stopped()) { |
d2e74700faf9
8155781: C2: opaque unsafe access triggers an assert
vlivanov
parents:
39419
diff
changeset
|
2851 |
return true; |
d2e74700faf9
8155781: C2: opaque unsafe access triggers an assert
vlivanov
parents:
39419
diff
changeset
|
2852 |
} |
d2e74700faf9
8155781: C2: opaque unsafe access triggers an assert
vlivanov
parents:
39419
diff
changeset
|
2853 |
|
1 | 2854 |
int alias_idx = C->get_alias_index(adr_type); |
2855 |
||
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2856 |
// Memory-model-wise, a LoadStore acts like a little synchronized |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2857 |
// block, so needs barriers on each side. These don't translate |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2858 |
// into actual barriers on most machines, but we still need rest of |
1 | 2859 |
// compiler to respect ordering. |
2860 |
||
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2861 |
switch (access_kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2862 |
case Relaxed: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2863 |
case Acquire: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2864 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2865 |
case Release: |
38685
e34308190947
8141635: Implement VarHandles/Unsafe intrinsics on POWER
mdoerr
parents:
38287
diff
changeset
|
2866 |
insert_mem_bar(Op_MemBarRelease); |
e34308190947
8141635: Implement VarHandles/Unsafe intrinsics on POWER
mdoerr
parents:
38287
diff
changeset
|
2867 |
break; |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2868 |
case Volatile: |
38685
e34308190947
8141635: Implement VarHandles/Unsafe intrinsics on POWER
mdoerr
parents:
38287
diff
changeset
|
2869 |
if (support_IRIW_for_not_multiple_copy_atomic_cpu) { |
e34308190947
8141635: Implement VarHandles/Unsafe intrinsics on POWER
mdoerr
parents:
38287
diff
changeset
|
2870 |
insert_mem_bar(Op_MemBarVolatile); |
e34308190947
8141635: Implement VarHandles/Unsafe intrinsics on POWER
mdoerr
parents:
38287
diff
changeset
|
2871 |
} else { |
e34308190947
8141635: Implement VarHandles/Unsafe intrinsics on POWER
mdoerr
parents:
38287
diff
changeset
|
2872 |
insert_mem_bar(Op_MemBarRelease); |
e34308190947
8141635: Implement VarHandles/Unsafe intrinsics on POWER
mdoerr
parents:
38287
diff
changeset
|
2873 |
} |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2874 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2875 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2876 |
ShouldNotReachHere(); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2877 |
} |
1 | 2878 |
insert_mem_bar(Op_MemBarCPUOrder); |
2879 |
||
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2880 |
// Figure out the memory ordering. |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2881 |
MemNode::MemOrd mo = access_kind_to_memord(access_kind); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2882 |
|
1 | 2883 |
// 4984716: MemBars must be inserted before this |
2884 |
// memory node in order to avoid a false |
|
2885 |
// dependency which will confuse the scheduler. |
|
2886 |
Node *mem = memory(alias_idx); |
|
2887 |
||
2888 |
// For now, we handle only those cases that actually exist: ints, |
|
2889 |
// longs, and Object. Adding others should be straightforward. |
|
33589
7cbd1b2c139b
8139040: Fix initializations before ShouldNotReachHere() etc. and enable -Wuninitialized on linux.
goetz
parents:
33198
diff
changeset
|
2890 |
Node* load_store = NULL; |
1 | 2891 |
switch(type) { |
39419
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2892 |
case T_BYTE: |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2893 |
switch(kind) { |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2894 |
case LS_get_add: |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2895 |
load_store = _gvn.transform(new GetAndAddBNode(control(), mem, adr, newval, adr_type)); |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2896 |
break; |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2897 |
case LS_get_set: |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2898 |
load_store = _gvn.transform(new GetAndSetBNode(control(), mem, adr, newval, adr_type)); |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2899 |
break; |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2900 |
case LS_cmp_swap_weak: |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2901 |
load_store = _gvn.transform(new WeakCompareAndSwapBNode(control(), mem, adr, newval, oldval, mo)); |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2902 |
break; |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2903 |
case LS_cmp_swap: |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2904 |
load_store = _gvn.transform(new CompareAndSwapBNode(control(), mem, adr, newval, oldval, mo)); |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2905 |
break; |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2906 |
case LS_cmp_exchange: |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2907 |
load_store = _gvn.transform(new CompareAndExchangeBNode(control(), mem, adr, newval, oldval, adr_type, mo)); |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2908 |
break; |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2909 |
default: |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2910 |
ShouldNotReachHere(); |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2911 |
} |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2912 |
break; |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2913 |
case T_SHORT: |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2914 |
switch(kind) { |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2915 |
case LS_get_add: |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2916 |
load_store = _gvn.transform(new GetAndAddSNode(control(), mem, adr, newval, adr_type)); |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2917 |
break; |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2918 |
case LS_get_set: |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2919 |
load_store = _gvn.transform(new GetAndSetSNode(control(), mem, adr, newval, adr_type)); |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2920 |
break; |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2921 |
case LS_cmp_swap_weak: |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2922 |
load_store = _gvn.transform(new WeakCompareAndSwapSNode(control(), mem, adr, newval, oldval, mo)); |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2923 |
break; |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2924 |
case LS_cmp_swap: |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2925 |
load_store = _gvn.transform(new CompareAndSwapSNode(control(), mem, adr, newval, oldval, mo)); |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2926 |
break; |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2927 |
case LS_cmp_exchange: |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2928 |
load_store = _gvn.transform(new CompareAndExchangeSNode(control(), mem, adr, newval, oldval, adr_type, mo)); |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2929 |
break; |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2930 |
default: |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2931 |
ShouldNotReachHere(); |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2932 |
} |
cc993a4ab581
8157726: VarHandles/Unsafe should support sub-word atomic ops
shade
parents:
38703
diff
changeset
|
2933 |
break; |
1 | 2934 |
case T_INT: |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2935 |
switch(kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2936 |
case LS_get_add: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2937 |
load_store = _gvn.transform(new GetAndAddINode(control(), mem, adr, newval, adr_type)); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2938 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2939 |
case LS_get_set: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2940 |
load_store = _gvn.transform(new GetAndSetINode(control(), mem, adr, newval, adr_type)); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2941 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2942 |
case LS_cmp_swap_weak: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2943 |
load_store = _gvn.transform(new WeakCompareAndSwapINode(control(), mem, adr, newval, oldval, mo)); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2944 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2945 |
case LS_cmp_swap: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2946 |
load_store = _gvn.transform(new CompareAndSwapINode(control(), mem, adr, newval, oldval, mo)); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2947 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2948 |
case LS_cmp_exchange: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2949 |
load_store = _gvn.transform(new CompareAndExchangeINode(control(), mem, adr, newval, oldval, adr_type, mo)); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2950 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2951 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2952 |
ShouldNotReachHere(); |
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2953 |
} |
1 | 2954 |
break; |
2955 |
case T_LONG: |
|
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2956 |
switch(kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2957 |
case LS_get_add: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2958 |
load_store = _gvn.transform(new GetAndAddLNode(control(), mem, adr, newval, adr_type)); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2959 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2960 |
case LS_get_set: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2961 |
load_store = _gvn.transform(new GetAndSetLNode(control(), mem, adr, newval, adr_type)); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2962 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2963 |
case LS_cmp_swap_weak: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2964 |
load_store = _gvn.transform(new WeakCompareAndSwapLNode(control(), mem, adr, newval, oldval, mo)); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2965 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2966 |
case LS_cmp_swap: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2967 |
load_store = _gvn.transform(new CompareAndSwapLNode(control(), mem, adr, newval, oldval, mo)); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2968 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2969 |
case LS_cmp_exchange: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2970 |
load_store = _gvn.transform(new CompareAndExchangeLNode(control(), mem, adr, newval, oldval, adr_type, mo)); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2971 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2972 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2973 |
ShouldNotReachHere(); |
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
2974 |
} |
1 | 2975 |
break; |
2976 |
case T_OBJECT: |
|
11724
1500e51fdcbf
7143491: G1 C2 CTW: assert(p2x->outcnt() == 2) failed: expects 2 users: Xor and URShift nodes
kvn
parents:
11446
diff
changeset
|
2977 |
// Transformation of a value which could be NULL pointer (CastPP #NULL) |
1500e51fdcbf
7143491: G1 C2 CTW: assert(p2x->outcnt() == 2) failed: expects 2 users: Xor and URShift nodes
kvn
parents:
11446
diff
changeset
|
2978 |
// could be delayed during Parse (for example, in adjust_map_after_if()). |
1500e51fdcbf
7143491: G1 C2 CTW: assert(p2x->outcnt() == 2) failed: expects 2 users: Xor and URShift nodes
kvn
parents:
11446
diff
changeset
|
2979 |
// Execute transformation here to avoid barrier generation in such case. |
1500e51fdcbf
7143491: G1 C2 CTW: assert(p2x->outcnt() == 2) failed: expects 2 users: Xor and URShift nodes
kvn
parents:
11446
diff
changeset
|
2980 |
if (_gvn.type(newval) == TypePtr::NULL_PTR) |
1500e51fdcbf
7143491: G1 C2 CTW: assert(p2x->outcnt() == 2) failed: expects 2 users: Xor and URShift nodes
kvn
parents:
11446
diff
changeset
|
2981 |
newval = _gvn.makecon(TypePtr::NULL_PTR); |
1500e51fdcbf
7143491: G1 C2 CTW: assert(p2x->outcnt() == 2) failed: expects 2 users: Xor and URShift nodes
kvn
parents:
11446
diff
changeset
|
2982 |
|
1500e51fdcbf
7143491: G1 C2 CTW: assert(p2x->outcnt() == 2) failed: expects 2 users: Xor and URShift nodes
kvn
parents:
11446
diff
changeset
|
2983 |
// Reference stores need a store barrier. |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2984 |
switch(kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2985 |
case LS_get_set: { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2986 |
// If pre-barrier must execute before the oop store, old value will require do_load here. |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2987 |
if (!can_move_pre_barrier()) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2988 |
pre_barrier(true /* do_load*/, |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2989 |
control(), base, adr, alias_idx, newval, value_type->make_oopptr(), |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2990 |
NULL /* pre_val*/, |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2991 |
T_OBJECT); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2992 |
} // Else move pre_barrier to use load_store value, see below. |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2993 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2994 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2995 |
case LS_cmp_swap_weak: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2996 |
case LS_cmp_swap: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2997 |
case LS_cmp_exchange: { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2998 |
// Same as for newval above: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
2999 |
if (_gvn.type(oldval) == TypePtr::NULL_PTR) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3000 |
oldval = _gvn.makecon(TypePtr::NULL_PTR); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3001 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3002 |
// The only known value which might get overwritten is oldval. |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3003 |
pre_barrier(false /* do_load */, |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3004 |
control(), NULL, NULL, max_juint, NULL, NULL, |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3005 |
oldval /* pre_val */, |
19719
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3006 |
T_OBJECT); |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3007 |
break; |
19719
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3008 |
} |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3009 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3010 |
ShouldNotReachHere(); |
19719
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3011 |
} |
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3012 |
|
360
21d113ecbf6a
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
207
diff
changeset
|
3013 |
#ifdef _LP64 |
589 | 3014 |
if (adr->bottom_type()->is_ptr_to_narrowoop()) { |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3015 |
Node *newval_enc = _gvn.transform(new EncodePNode(newval, newval->bottom_type()->make_narrowoop())); |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3016 |
|
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3017 |
switch(kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3018 |
case LS_get_set: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3019 |
load_store = _gvn.transform(new GetAndSetNNode(control(), mem, adr, newval_enc, adr_type, value_type->make_narrowoop())); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3020 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3021 |
case LS_cmp_swap_weak: { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3022 |
Node *oldval_enc = _gvn.transform(new EncodePNode(oldval, oldval->bottom_type()->make_narrowoop())); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3023 |
load_store = _gvn.transform(new WeakCompareAndSwapNNode(control(), mem, adr, newval_enc, oldval_enc, mo)); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3024 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3025 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3026 |
case LS_cmp_swap: { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3027 |
Node *oldval_enc = _gvn.transform(new EncodePNode(oldval, oldval->bottom_type()->make_narrowoop())); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3028 |
load_store = _gvn.transform(new CompareAndSwapNNode(control(), mem, adr, newval_enc, oldval_enc, mo)); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3029 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3030 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3031 |
case LS_cmp_exchange: { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3032 |
Node *oldval_enc = _gvn.transform(new EncodePNode(oldval, oldval->bottom_type()->make_narrowoop())); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3033 |
load_store = _gvn.transform(new CompareAndExchangeNNode(control(), mem, adr, newval_enc, oldval_enc, adr_type, value_type->make_narrowoop(), mo)); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3034 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3035 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3036 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3037 |
ShouldNotReachHere(); |
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
3038 |
} |
360
21d113ecbf6a
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
207
diff
changeset
|
3039 |
} else |
21d113ecbf6a
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
207
diff
changeset
|
3040 |
#endif |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3041 |
switch (kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3042 |
case LS_get_set: |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3043 |
load_store = _gvn.transform(new GetAndSetPNode(control(), mem, adr, newval, adr_type, value_type->is_oopptr())); |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3044 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3045 |
case LS_cmp_swap_weak: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3046 |
load_store = _gvn.transform(new WeakCompareAndSwapPNode(control(), mem, adr, newval, oldval, mo)); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3047 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3048 |
case LS_cmp_swap: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3049 |
load_store = _gvn.transform(new CompareAndSwapPNode(control(), mem, adr, newval, oldval, mo)); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3050 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3051 |
case LS_cmp_exchange: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3052 |
load_store = _gvn.transform(new CompareAndExchangePNode(control(), mem, adr, newval, oldval, adr_type, value_type->is_oopptr(), mo)); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3053 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3054 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3055 |
ShouldNotReachHere(); |
767
64fb1fd7186d
6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
kvn
parents:
600
diff
changeset
|
3056 |
} |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3057 |
|
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3058 |
// Emit the post barrier only when the actual store happened. This makes sense |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3059 |
// to check only for LS_cmp_* that can fail to set the value. |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3060 |
// LS_cmp_exchange does not produce any branches by default, so there is no |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3061 |
// boolean result to piggyback on. TODO: When we merge CompareAndSwap with |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3062 |
// CompareAndExchange and move branches here, it would make sense to conditionalize |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3063 |
// post_barriers for LS_cmp_exchange as well. |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3064 |
// |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3065 |
// CAS success path is marked more likely since we anticipate this is a performance |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3066 |
// critical path, while CAS failure path can use the penalty for going through unlikely |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3067 |
// path as backoff. Which is still better than doing a store barrier there. |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3068 |
switch (kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3069 |
case LS_get_set: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3070 |
case LS_cmp_exchange: { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3071 |
post_barrier(control(), load_store, base, adr, alias_idx, newval, T_OBJECT, true); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3072 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3073 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3074 |
case LS_cmp_swap_weak: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3075 |
case LS_cmp_swap: { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3076 |
IdealKit ideal(this); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3077 |
ideal.if_then(load_store, BoolTest::ne, ideal.ConI(0), PROB_STATIC_FREQUENT); { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3078 |
sync_kit(ideal); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3079 |
post_barrier(ideal.ctrl(), load_store, base, adr, alias_idx, newval, T_OBJECT, true); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3080 |
ideal.sync_kit(this); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3081 |
} ideal.end_if(); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3082 |
final_sync(ideal); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3083 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3084 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3085 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3086 |
ShouldNotReachHere(); |
32369
ad8f0f5c3717
8019968: Reference CAS induces GC store barrier even on failure
shade
parents:
32085
diff
changeset
|
3087 |
} |
1 | 3088 |
break; |
3089 |
default: |
|
33105
294e48b4f704
8080775: Better argument formatting for assert() and friends
david
parents:
32581
diff
changeset
|
3090 |
fatal("unexpected type %d: %s", type, type2name(type)); |
1 | 3091 |
break; |
3092 |
} |
|
3093 |
||
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
3094 |
// SCMemProjNodes represent the memory state of a LoadStore. Their |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
3095 |
// main role is to prevent LoadStore nodes from being optimized away |
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
3096 |
// when their results aren't used. |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3097 |
Node* proj = _gvn.transform(new SCMemProjNode(load_store)); |
1 | 3098 |
set_memory(proj, alias_idx); |
3099 |
||
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3100 |
if (type == T_OBJECT && (kind == LS_get_set || kind == LS_cmp_exchange)) { |
19719
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3101 |
#ifdef _LP64 |
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3102 |
if (adr->bottom_type()->is_ptr_to_narrowoop()) { |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3103 |
load_store = _gvn.transform(new DecodeNNode(load_store, load_store->get_ptr_type())); |
19719
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3104 |
} |
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3105 |
#endif |
43956
3567eee750f2
8172434: CompareAndExchangeObject inserts two pre-barriers
rkennke
parents:
43421
diff
changeset
|
3106 |
if (can_move_pre_barrier() && kind == LS_get_set) { |
19719
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3107 |
// Don't need to load pre_val. The old value is returned by load_store. |
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3108 |
// The pre_barrier can execute after the xchg as long as no safepoint |
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3109 |
// gets inserted between them. |
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3110 |
pre_barrier(false /* do_load */, |
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3111 |
control(), NULL, NULL, max_juint, NULL, NULL, |
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3112 |
load_store /* pre_val */, |
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3113 |
T_OBJECT); |
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3114 |
} |
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3115 |
} |
e856f36c853b
8023597: Optimize G1 barriers code for unsafe load_store
kvn
parents:
19337
diff
changeset
|
3116 |
|
1 | 3117 |
// Add the trailing membar surrounding the access |
3118 |
insert_mem_bar(Op_MemBarCPUOrder); |
|
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3119 |
|
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3120 |
switch (access_kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3121 |
case Relaxed: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3122 |
case Release: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3123 |
break; // do nothing |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3124 |
case Acquire: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3125 |
case Volatile: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3126 |
insert_mem_bar(Op_MemBarAcquire); |
38685
e34308190947
8141635: Implement VarHandles/Unsafe intrinsics on POWER
mdoerr
parents:
38287
diff
changeset
|
3127 |
// !support_IRIW_for_not_multiple_copy_atomic_cpu handled in platform code |
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3128 |
break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3129 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3130 |
ShouldNotReachHere(); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3131 |
} |
1 | 3132 |
|
13886
8d82c4dfa722
7023898: Intrinsify AtomicLongFieldUpdater.getAndIncrement()
roland
parents:
13728
diff
changeset
|
3133 |
assert(type2size[load_store->bottom_type()->basic_type()] == type2size[rtype], "result type should match"); |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3134 |
set_result(load_store); |
1 | 3135 |
return true; |
3136 |
} |
|
3137 |
||
36316
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3138 |
MemNode::MemOrd LibraryCallKit::access_kind_to_memord_LS(AccessKind kind, bool is_store) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3139 |
MemNode::MemOrd mo = MemNode::unset; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3140 |
switch(kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3141 |
case Opaque: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3142 |
case Relaxed: mo = MemNode::unordered; break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3143 |
case Acquire: mo = MemNode::acquire; break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3144 |
case Release: mo = MemNode::release; break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3145 |
case Volatile: mo = is_store ? MemNode::release : MemNode::acquire; break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3146 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3147 |
ShouldNotReachHere(); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3148 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3149 |
guarantee(mo != MemNode::unset, "Should select memory ordering"); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3150 |
return mo; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3151 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3152 |
|
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3153 |
MemNode::MemOrd LibraryCallKit::access_kind_to_memord(AccessKind kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3154 |
MemNode::MemOrd mo = MemNode::unset; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3155 |
switch(kind) { |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3156 |
case Opaque: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3157 |
case Relaxed: mo = MemNode::unordered; break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3158 |
case Acquire: mo = MemNode::acquire; break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3159 |
case Release: mo = MemNode::release; break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3160 |
case Volatile: mo = MemNode::seqcst; break; |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3161 |
default: |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3162 |
ShouldNotReachHere(); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3163 |
} |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3164 |
guarantee(mo != MemNode::unset, "Should select memory ordering"); |
7a83de7aabca
8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles
shade
parents:
36314
diff
changeset
|
3165 |
return mo; |
1 | 3166 |
} |
3167 |
||
14832 | 3168 |
bool LibraryCallKit::inline_unsafe_fence(vmIntrinsics::ID id) { |
3169 |
// Regardless of form, don't allow previous ld/st to move down, |
|
3170 |
// then issue acquire, release, or volatile mem_bar. |
|
3171 |
insert_mem_bar(Op_MemBarCPUOrder); |
|
3172 |
switch(id) { |
|
3173 |
case vmIntrinsics::_loadFence: |
|
22855
d637fd28a6c3
8028515: PPPC64 (part 113.2): opto: Introduce LoadFence/StoreFence.
goetz
parents:
22845
diff
changeset
|
3174 |
insert_mem_bar(Op_LoadFence); |
14832 | 3175 |
return true; |
3176 |
case vmIntrinsics::_storeFence: |
|
22855
d637fd28a6c3
8028515: PPPC64 (part 113.2): opto: Introduce LoadFence/StoreFence.
goetz
parents:
22845
diff
changeset
|
3177 |
insert_mem_bar(Op_StoreFence); |
14832 | 3178 |
return true; |
3179 |
case vmIntrinsics::_fullFence: |
|
3180 |
insert_mem_bar(Op_MemBarVolatile); |
|
3181 |
return true; |
|
3182 |
default: |
|
3183 |
fatal_unexpected_iid(id); |
|
3184 |
return false; |
|
3185 |
} |
|
3186 |
} |
|
3187 |
||
38017
55047d16f141
8147844: new method j.l.Runtime.onSpinWait() and the corresponding x86 hotspot instrinsic
ikrylov
parents:
37275
diff
changeset
|
3188 |
bool LibraryCallKit::inline_onspinwait() { |
55047d16f141
8147844: new method j.l.Runtime.onSpinWait() and the corresponding x86 hotspot instrinsic
ikrylov
parents:
37275
diff
changeset
|
3189 |
insert_mem_bar(Op_OnSpinWait); |
55047d16f141
8147844: new method j.l.Runtime.onSpinWait() and the corresponding x86 hotspot instrinsic
ikrylov
parents:
37275
diff
changeset
|
3190 |
return true; |
55047d16f141
8147844: new method j.l.Runtime.onSpinWait() and the corresponding x86 hotspot instrinsic
ikrylov
parents:
37275
diff
changeset
|
3191 |
} |
55047d16f141
8147844: new method j.l.Runtime.onSpinWait() and the corresponding x86 hotspot instrinsic
ikrylov
parents:
37275
diff
changeset
|
3192 |
|
19337 | 3193 |
bool LibraryCallKit::klass_needs_init_guard(Node* kls) { |
3194 |
if (!kls->is_Con()) { |
|
3195 |
return true; |
|
3196 |
} |
|
3197 |
const TypeKlassPtr* klsptr = kls->bottom_type()->isa_klassptr(); |
|
3198 |
if (klsptr == NULL) { |
|
3199 |
return true; |
|
3200 |
} |
|
3201 |
ciInstanceKlass* ik = klsptr->klass()->as_instance_klass(); |
|
3202 |
// don't need a guard for a klass that is already initialized |
|
3203 |
return !ik->is_initialized(); |
|
3204 |
} |
|
3205 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3206 |
//----------------------------inline_unsafe_allocate--------------------------- |
33606 | 3207 |
// public native Object Unsafe.allocateInstance(Class<?> cls); |
1 | 3208 |
bool LibraryCallKit::inline_unsafe_allocate() { |
3209 |
if (callee()->is_static()) return false; // caller must have the capability! |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3210 |
|
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3211 |
null_check_receiver(); // null-check, then ignore |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3212 |
Node* cls = null_check(argument(1)); |
1 | 3213 |
if (stopped()) return true; |
3214 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3215 |
Node* kls = load_klass_from_mirror(cls, false, NULL, 0); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3216 |
kls = null_check(kls); |
1 | 3217 |
if (stopped()) return true; // argument was like int.class |
3218 |
||
19337 | 3219 |
Node* test = NULL; |
3220 |
if (LibraryCallKit::klass_needs_init_guard(kls)) { |
|
3221 |
// Note: The argument might still be an illegal value like |
|
3222 |
// Serializable.class or Object[].class. The runtime will handle it. |
|
3223 |
// But we must make an explicit check for initialization. |
|
3224 |
Node* insp = basic_plus_adr(kls, in_bytes(InstanceKlass::init_state_offset())); |
|
3225 |
// Use T_BOOLEAN for InstanceKlass::_init_state so the compiler |
|
3226 |
// can generate code to load it as unsigned byte. |
|
22845
d8812d0ff387
8024921: PPC64 (part 113): Extend Load and Store nodes to know about memory ordering
goetz
parents:
21207
diff
changeset
|
3227 |
Node* inst = make_load(NULL, insp, TypeInt::UBYTE, T_BOOLEAN, MemNode::unordered); |
19337 | 3228 |
Node* bits = intcon(InstanceKlass::fully_initialized); |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3229 |
test = _gvn.transform(new SubINode(inst, bits)); |
19337 | 3230 |
// The 'test' is non-zero if we need to take a slow path. |
3231 |
} |
|
1 | 3232 |
|
3233 |
Node* obj = new_instance(kls, test); |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3234 |
set_result(obj); |
1 | 3235 |
return true; |
3236 |
} |
|
3237 |
||
3238 |
//------------------------inline_native_time_funcs-------------- |
|
3239 |
// inline code for System.currentTimeMillis() and System.nanoTime() |
|
3240 |
// these have the same type and signature |
|
12377
ae6def2813e0
7160570: Intrinsification support for tracing framework
rbackman
parents:
12113
diff
changeset
|
3241 |
bool LibraryCallKit::inline_native_time_funcs(address funcAddr, const char* funcName) { |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3242 |
const TypeFunc* tf = OptoRuntime::void_long_Type(); |
1 | 3243 |
const TypePtr* no_memory_effects = NULL; |
3244 |
Node* time = make_runtime_call(RC_LEAF, tf, funcAddr, funcName, no_memory_effects); |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3245 |
Node* value = _gvn.transform(new ProjNode(time, TypeFunc::Parms+0)); |
1 | 3246 |
#ifdef ASSERT |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3247 |
Node* value_top = _gvn.transform(new ProjNode(time, TypeFunc::Parms+1)); |
1 | 3248 |
assert(value_top == top(), "second value must be top"); |
3249 |
#endif |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3250 |
set_result(value); |
1 | 3251 |
return true; |
3252 |
} |
|
3253 |
||
40899
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3254 |
#ifdef TRACE_HAVE_INTRINSICS |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3255 |
|
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3256 |
/* |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3257 |
* oop -> myklass |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3258 |
* myklass->trace_id |= USED |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3259 |
* return myklass->trace_id & ~0x3 |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3260 |
*/ |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3261 |
bool LibraryCallKit::inline_native_classID() { |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3262 |
Node* cls = null_check(argument(0), T_OBJECT); |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3263 |
Node* kls = load_klass_from_mirror(cls, false, NULL, 0); |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3264 |
kls = null_check(kls, T_OBJECT); |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3265 |
|
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3266 |
ByteSize offset = TRACE_KLASS_TRACE_ID_OFFSET; |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3267 |
Node* insp = basic_plus_adr(kls, in_bytes(offset)); |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3268 |
Node* tvalue = make_load(NULL, insp, TypeLong::LONG, T_LONG, MemNode::unordered); |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3269 |
|
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3270 |
Node* clsused = longcon(0x01l); // set the class bit |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3271 |
Node* orl = _gvn.transform(new OrLNode(tvalue, clsused)); |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3272 |
const TypePtr *adr_type = _gvn.type(insp)->isa_ptr(); |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3273 |
store_to_memory(control(), insp, orl, T_LONG, adr_type, MemNode::unordered); |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3274 |
|
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3275 |
#ifdef TRACE_ID_META_BITS |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3276 |
Node* mbits = longcon(~TRACE_ID_META_BITS); |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3277 |
tvalue = _gvn.transform(new AndLNode(tvalue, mbits)); |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3278 |
#endif |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3279 |
#ifdef TRACE_ID_CLASS_SHIFT |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3280 |
Node* cbits = intcon(TRACE_ID_CLASS_SHIFT); |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3281 |
tvalue = _gvn.transform(new URShiftLNode(tvalue, cbits)); |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3282 |
#endif |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3283 |
|
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3284 |
set_result(tvalue); |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3285 |
return true; |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3286 |
|
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3287 |
} |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3288 |
|
42037
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3289 |
bool LibraryCallKit::inline_native_getBufferWriter() { |
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3290 |
Node* tls_ptr = _gvn.transform(new ThreadLocalNode()); |
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3291 |
|
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3292 |
Node* jobj_ptr = basic_plus_adr(top(), tls_ptr, |
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3293 |
in_bytes(TRACE_THREAD_DATA_WRITER_OFFSET) |
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3294 |
); |
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3295 |
|
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3296 |
Node* jobj = make_load(control(), jobj_ptr, TypeRawPtr::BOTTOM, T_ADDRESS, MemNode::unordered); |
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3297 |
|
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3298 |
Node* jobj_cmp_null = _gvn.transform( new CmpPNode(jobj, null()) ); |
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3299 |
Node* test_jobj_eq_null = _gvn.transform( new BoolNode(jobj_cmp_null, BoolTest::eq) ); |
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3300 |
|
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3301 |
IfNode* iff_jobj_null = |
42069
4bf36a6af07b
8168662: Intrinsic support for event based tracing needs explicit control dependency
mgronlun
parents:
42037
diff
changeset
|
3302 |
create_and_map_if(control(), test_jobj_eq_null, PROB_MIN, COUNT_UNKNOWN); |
4bf36a6af07b
8168662: Intrinsic support for event based tracing needs explicit control dependency
mgronlun
parents:
42037
diff
changeset
|
3303 |
|
4bf36a6af07b
8168662: Intrinsic support for event based tracing needs explicit control dependency
mgronlun
parents:
42037
diff
changeset
|
3304 |
enum { _normal_path = 1, |
4bf36a6af07b
8168662: Intrinsic support for event based tracing needs explicit control dependency
mgronlun
parents:
42037
diff
changeset
|
3305 |
_null_path = 2, |
4bf36a6af07b
8168662: Intrinsic support for event based tracing needs explicit control dependency
mgronlun
parents:
42037
diff
changeset
|
3306 |
PATH_LIMIT }; |
42037
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3307 |
|
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3308 |
RegionNode* result_rgn = new RegionNode(PATH_LIMIT); |
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3309 |
PhiNode* result_val = new PhiNode(result_rgn, TypePtr::BOTTOM); |
42069
4bf36a6af07b
8168662: Intrinsic support for event based tracing needs explicit control dependency
mgronlun
parents:
42037
diff
changeset
|
3310 |
|
4bf36a6af07b
8168662: Intrinsic support for event based tracing needs explicit control dependency
mgronlun
parents:
42037
diff
changeset
|
3311 |
Node* jobj_is_null = _gvn.transform(new IfTrueNode(iff_jobj_null)); |
42037
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3312 |
result_rgn->init_req(_null_path, jobj_is_null); |
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3313 |
result_val->init_req(_null_path, null()); |
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3314 |
|
42069
4bf36a6af07b
8168662: Intrinsic support for event based tracing needs explicit control dependency
mgronlun
parents:
42037
diff
changeset
|
3315 |
Node* jobj_is_not_null = _gvn.transform(new IfFalseNode(iff_jobj_null)); |
42037
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3316 |
result_rgn->init_req(_normal_path, jobj_is_not_null); |
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3317 |
|
42069
4bf36a6af07b
8168662: Intrinsic support for event based tracing needs explicit control dependency
mgronlun
parents:
42037
diff
changeset
|
3318 |
Node* res = make_load(jobj_is_not_null, jobj, TypeInstPtr::NOTNULL, T_OBJECT, MemNode::unordered); |
42037
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3319 |
result_val->init_req(_normal_path, res); |
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3320 |
|
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3321 |
set_result(result_rgn, result_val); |
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3322 |
|
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3323 |
return true; |
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3324 |
} |
6269c5b5b651
8166806: Add intrinsic support for writer used in event based tracing
mgronlun
parents:
41330
diff
changeset
|
3325 |
|
40899
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3326 |
#endif |
d7140c75c2c6
8163589: Add back class id intrinsic method for event based tracing
rehn
parents:
40881
diff
changeset
|
3327 |
|
1 | 3328 |
//------------------------inline_native_currentThread------------------ |
3329 |
bool LibraryCallKit::inline_native_currentThread() { |
|
3330 |
Node* junk = NULL; |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3331 |
set_result(generate_current_thread(junk)); |
1 | 3332 |
return true; |
3333 |
} |
|
3334 |
||
3335 |
//------------------------inline_native_isInterrupted------------------ |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3336 |
// private native boolean java.lang.Thread.isInterrupted(boolean ClearInterrupted); |
1 | 3337 |
bool LibraryCallKit::inline_native_isInterrupted() { |
3338 |
// Add a fast path to t.isInterrupted(clear_int): |
|
23181
5e692cee40be
8036102: part of the fix for 6498581 lost in mismerge
dsamersoff
parents:
23179
diff
changeset
|
3339 |
// (t == Thread.current() && |
5e692cee40be
8036102: part of the fix for 6498581 lost in mismerge
dsamersoff
parents:
23179
diff
changeset
|
3340 |
// (!TLS._osthread._interrupted || WINDOWS_ONLY(false) NOT_WINDOWS(!clear_int))) |
1 | 3341 |
// ? TLS._osthread._interrupted : /*slow path:*/ t.isInterrupted(clear_int) |
3342 |
// So, in the common case that the interrupt bit is false, |
|
3343 |
// we avoid making a call into the VM. Even if the interrupt bit |
|
3344 |
// is true, if the clear_int argument is false, we avoid the VM call. |
|
3345 |
// However, if the receiver is not currentThread, we must call the VM, |
|
3346 |
// because there must be some locking done around the operation. |
|
3347 |
||
3348 |
// We only go to the fast case code if we pass two guards. |
|
3349 |
// Paths which do not pass are accumulated in the slow_region. |
|
14829
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3350 |
|
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3351 |
enum { |
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3352 |
no_int_result_path = 1, // t == Thread.current() && !TLS._osthread._interrupted |
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3353 |
no_clear_result_path = 2, // t == Thread.current() && TLS._osthread._interrupted && !clear_int |
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3354 |
slow_result_path = 3, // slow path: t.isInterrupted(clear_int) |
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3355 |
PATH_LIMIT |
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3356 |
}; |
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3357 |
|
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3358 |
// Ensure that it's not possible to move the load of TLS._osthread._interrupted flag |
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3359 |
// out of the function. |
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3360 |
insert_mem_bar(Op_MemBarCPUOrder); |
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3361 |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3362 |
RegionNode* result_rgn = new RegionNode(PATH_LIMIT); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3363 |
PhiNode* result_val = new PhiNode(result_rgn, TypeInt::BOOL); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3364 |
|
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3365 |
RegionNode* slow_region = new RegionNode(1); |
1 | 3366 |
record_for_igvn(slow_region); |
3367 |
||
3368 |
// (a) Receiving thread must be the current thread. |
|
3369 |
Node* rec_thr = argument(0); |
|
3370 |
Node* tls_ptr = NULL; |
|
3371 |
Node* cur_thr = generate_current_thread(tls_ptr); |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3372 |
Node* cmp_thr = _gvn.transform(new CmpPNode(cur_thr, rec_thr)); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3373 |
Node* bol_thr = _gvn.transform(new BoolNode(cmp_thr, BoolTest::ne)); |
1 | 3374 |
|
14829
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3375 |
generate_slow_guard(bol_thr, slow_region); |
1 | 3376 |
|
3377 |
// (b) Interrupt bit on TLS must be false. |
|
3378 |
Node* p = basic_plus_adr(top()/*!oop*/, tls_ptr, in_bytes(JavaThread::osthread_offset())); |
|
22845
d8812d0ff387
8024921: PPC64 (part 113): Extend Load and Store nodes to know about memory ordering
goetz
parents:
21207
diff
changeset
|
3379 |
Node* osthread = make_load(NULL, p, TypeRawPtr::NOTNULL, T_ADDRESS, MemNode::unordered); |
1 | 3380 |
p = basic_plus_adr(top()/*!oop*/, osthread, in_bytes(OSThread::interrupted_offset())); |
14829
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3381 |
|
2874
cb263b90c794
6772683: Thread.isInterrupted() fails to return true on multiprocessor PC
kvn
parents:
2862
diff
changeset
|
3382 |
// Set the control input on the field _interrupted read to prevent it floating up. |
22845
d8812d0ff387
8024921: PPC64 (part 113): Extend Load and Store nodes to know about memory ordering
goetz
parents:
21207
diff
changeset
|
3383 |
Node* int_bit = make_load(control(), p, TypeInt::BOOL, T_INT, MemNode::unordered); |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3384 |
Node* cmp_bit = _gvn.transform(new CmpINode(int_bit, intcon(0))); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3385 |
Node* bol_bit = _gvn.transform(new BoolNode(cmp_bit, BoolTest::ne)); |
1 | 3386 |
|
3387 |
IfNode* iff_bit = create_and_map_if(control(), bol_bit, PROB_UNLIKELY_MAG(3), COUNT_UNKNOWN); |
|
3388 |
||
3389 |
// First fast path: if (!TLS._interrupted) return false; |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3390 |
Node* false_bit = _gvn.transform(new IfFalseNode(iff_bit)); |
1 | 3391 |
result_rgn->init_req(no_int_result_path, false_bit); |
3392 |
result_val->init_req(no_int_result_path, intcon(0)); |
|
3393 |
||
3394 |
// drop through to next case |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3395 |
set_control( _gvn.transform(new IfTrueNode(iff_bit))); |
1 | 3396 |
|
40010 | 3397 |
#ifndef _WINDOWS |
1 | 3398 |
// (c) Or, if interrupt bit is set and clear_int is false, use 2nd fast path. |
3399 |
Node* clr_arg = argument(1); |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3400 |
Node* cmp_arg = _gvn.transform(new CmpINode(clr_arg, intcon(0))); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3401 |
Node* bol_arg = _gvn.transform(new BoolNode(cmp_arg, BoolTest::ne)); |
1 | 3402 |
IfNode* iff_arg = create_and_map_if(control(), bol_arg, PROB_FAIR, COUNT_UNKNOWN); |
3403 |
||
3404 |
// Second fast path: ... else if (!clear_int) return true; |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3405 |
Node* false_arg = _gvn.transform(new IfFalseNode(iff_arg)); |
1 | 3406 |
result_rgn->init_req(no_clear_result_path, false_arg); |
3407 |
result_val->init_req(no_clear_result_path, intcon(1)); |
|
3408 |
||
3409 |
// drop through to next case |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3410 |
set_control( _gvn.transform(new IfTrueNode(iff_arg))); |
23181
5e692cee40be
8036102: part of the fix for 6498581 lost in mismerge
dsamersoff
parents:
23179
diff
changeset
|
3411 |
#else |
5e692cee40be
8036102: part of the fix for 6498581 lost in mismerge
dsamersoff
parents:
23179
diff
changeset
|
3412 |
// To return true on Windows you must read the _interrupted field |
35548
8d3afe96ffea
8086053: Address inconsistencies regarding ZeroTLAB
zmajo
parents:
35544
diff
changeset
|
3413 |
// and check the event state i.e. take the slow path. |
40010 | 3414 |
#endif // _WINDOWS |
1 | 3415 |
|
3416 |
// (d) Otherwise, go to the slow path. |
|
3417 |
slow_region->add_req(control()); |
|
18507
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
3418 |
set_control( _gvn.transform(slow_region)); |
1 | 3419 |
|
3420 |
if (stopped()) { |
|
3421 |
// There is no slow path. |
|
3422 |
result_rgn->init_req(slow_result_path, top()); |
|
3423 |
result_val->init_req(slow_result_path, top()); |
|
3424 |
} else { |
|
3425 |
// non-virtual because it is a private non-static |
|
3426 |
CallJavaNode* slow_call = generate_method_call(vmIntrinsics::_isInterrupted); |
|
3427 |
||
3428 |
Node* slow_val = set_results_for_java_call(slow_call); |
|
3429 |
// this->control() comes from set_results_for_java_call |
|
3430 |
||
3431 |
Node* fast_io = slow_call->in(TypeFunc::I_O); |
|
3432 |
Node* fast_mem = slow_call->in(TypeFunc::Memory); |
|
14829
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3433 |
|
1 | 3434 |
// These two phis are pre-filled with copies of of the fast IO and Memory |
14829
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3435 |
PhiNode* result_mem = PhiNode::make(result_rgn, fast_mem, Type::MEMORY, TypePtr::BOTTOM); |
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3436 |
PhiNode* result_io = PhiNode::make(result_rgn, fast_io, Type::ABIO); |
1 | 3437 |
|
3438 |
result_rgn->init_req(slow_result_path, control()); |
|
14829
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3439 |
result_io ->init_req(slow_result_path, i_o()); |
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3440 |
result_mem->init_req(slow_result_path, reset_memory()); |
1 | 3441 |
result_val->init_req(slow_result_path, slow_val); |
3442 |
||
14829
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3443 |
set_all_memory(_gvn.transform(result_mem)); |
03af9abeb93b
8003135: HotSpot inlines and hoists the Thread.currentThread().isInterrupted() out of the loop
vlivanov
parents:
14627
diff
changeset
|
3444 |
set_i_o( _gvn.transform(result_io)); |
1 | 3445 |
} |
3446 |
||
3447 |
C->set_has_split_ifs(true); // Has chance for split-if optimization |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3448 |
set_result(result_rgn, result_val); |
1 | 3449 |
return true; |
3450 |
} |
|
3451 |
||
3452 |
//---------------------------load_mirror_from_klass---------------------------- |
|
3453 |
// Given a klass oop, load its java mirror (a java.lang.Class oop). |
|
3454 |
Node* LibraryCallKit::load_mirror_from_klass(Node* klass) { |
|
11430
718fc06da49a
7118863: Move sizeof(klassOopDesc) into the *Klass::*_offset_in_bytes() functions
stefank
parents:
10566
diff
changeset
|
3455 |
Node* p = basic_plus_adr(klass, in_bytes(Klass::java_mirror_offset())); |
22845
d8812d0ff387
8024921: PPC64 (part 113): Extend Load and Store nodes to know about memory ordering
goetz
parents:
21207
diff
changeset
|
3456 |
return make_load(NULL, p, TypeInstPtr::MIRROR, T_OBJECT, MemNode::unordered); |
1 | 3457 |
} |
3458 |
||
3459 |
//-----------------------load_klass_from_mirror_common------------------------- |
|
3460 |
// Given a java mirror (a java.lang.Class oop), load its corresponding klass oop. |
|
3461 |
// Test the klass oop for null (signifying a primitive Class like Integer.TYPE), |
|
3462 |
// and branch to the given path on the region. |
|
3463 |
// If never_see_null, take an uncommon trap on null, so we can optimistically |
|
3464 |
// compile for the non-null case. |
|
3465 |
// If the region is NULL, force never_see_null = true. |
|
3466 |
Node* LibraryCallKit::load_klass_from_mirror_common(Node* mirror, |
|
3467 |
bool never_see_null, |
|
3468 |
RegionNode* region, |
|
3469 |
int null_path, |
|
3470 |
int offset) { |
|
3471 |
if (region == NULL) never_see_null = true; |
|
3472 |
Node* p = basic_plus_adr(mirror, offset); |
|
3473 |
const TypeKlassPtr* kls_type = TypeKlassPtr::OBJECT_OR_NULL; |
|
27637
cf68c0af6882
8057622: java/util/stream/test/org/openjdk/tests/java/util/stream/InfiniteStreamWithLimitOpTest: SEGV inside compiled code (sparc)
zmajo
parents:
27455
diff
changeset
|
3474 |
Node* kls = _gvn.transform(LoadKlassNode::make(_gvn, NULL, immutable_memory(), p, TypeRawPtr::BOTTOM, kls_type)); |
1 | 3475 |
Node* null_ctl = top(); |
3476 |
kls = null_check_oop(kls, &null_ctl, never_see_null); |
|
3477 |
if (region != NULL) { |
|
3478 |
// Set region->in(null_path) if the mirror is a primitive (e.g, int.class). |
|
3479 |
region->init_req(null_path, null_ctl); |
|
3480 |
} else { |
|
3481 |
assert(null_ctl == top(), "no loose ends"); |
|
3482 |
} |
|
3483 |
return kls; |
|
3484 |
} |
|
3485 |
||
3486 |
//--------------------(inline_native_Class_query helpers)--------------------- |
|
35544
c7ec868d0923
8133612: new clone logic added in 8042235 is missing from compiler intrinsics
vlivanov
parents:
35540
diff
changeset
|
3487 |
// Use this for JVM_ACC_INTERFACE, JVM_ACC_IS_CLONEABLE_FAST, JVM_ACC_HAS_FINALIZER. |
1 | 3488 |
// Fall through if (mods & mask) == bits, take the guard otherwise. |
3489 |
Node* LibraryCallKit::generate_access_flags_guard(Node* kls, int modifier_mask, int modifier_bits, RegionNode* region) { |
|
3490 |
// Branch around if the given klass has the given modifier bit set. |
|
3491 |
// Like generate_guard, adds a new path onto the region. |
|
11430
718fc06da49a
7118863: Move sizeof(klassOopDesc) into the *Klass::*_offset_in_bytes() functions
stefank
parents:
10566
diff
changeset
|
3492 |
Node* modp = basic_plus_adr(kls, in_bytes(Klass::access_flags_offset())); |
22845
d8812d0ff387
8024921: PPC64 (part 113): Extend Load and Store nodes to know about memory ordering
goetz
parents:
21207
diff
changeset
|
3493 |
Node* mods = make_load(NULL, modp, TypeInt::INT, T_INT, MemNode::unordered); |
1 | 3494 |
Node* mask = intcon(modifier_mask); |
3495 |
Node* bits = intcon(modifier_bits); |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3496 |
Node* mbit = _gvn.transform(new AndINode(mods, mask)); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3497 |
Node* cmp = _gvn.transform(new CmpINode(mbit, bits)); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3498 |
Node* bol = _gvn.transform(new BoolNode(cmp, BoolTest::ne)); |
1 | 3499 |
return generate_fair_guard(bol, region); |
3500 |
} |
|
3501 |
Node* LibraryCallKit::generate_interface_guard(Node* kls, RegionNode* region) { |
|
3502 |
return generate_access_flags_guard(kls, JVM_ACC_INTERFACE, 0, region); |
|
3503 |
} |
|
3504 |
||
3505 |
//-------------------------inline_native_Class_query------------------- |
|
3506 |
bool LibraryCallKit::inline_native_Class_query(vmIntrinsics::ID id) { |
|
3507 |
const Type* return_type = TypeInt::BOOL; |
|
3508 |
Node* prim_return_value = top(); // what happens if it's a primitive class? |
|
3509 |
bool never_see_null = !too_many_traps(Deoptimization::Reason_null_check); |
|
3510 |
bool expect_prim = false; // most of these guys expect to work on refs |
|
3511 |
||
3512 |
enum { _normal_path = 1, _prim_path = 2, PATH_LIMIT }; |
|
3513 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3514 |
Node* mirror = argument(0); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3515 |
Node* obj = top(); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3516 |
|
1 | 3517 |
switch (id) { |
3518 |
case vmIntrinsics::_isInstance: |
|
3519 |
// nothing is an instance of a primitive type |
|
3520 |
prim_return_value = intcon(0); |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3521 |
obj = argument(1); |
1 | 3522 |
break; |
3523 |
case vmIntrinsics::_getModifiers: |
|
3524 |
prim_return_value = intcon(JVM_ACC_ABSTRACT | JVM_ACC_FINAL | JVM_ACC_PUBLIC); |
|
3525 |
assert(is_power_of_2((int)JVM_ACC_WRITTEN_FLAGS+1), "change next line"); |
|
3526 |
return_type = TypeInt::make(0, JVM_ACC_WRITTEN_FLAGS, Type::WidenMin); |
|
3527 |
break; |
|
3528 |
case vmIntrinsics::_isInterface: |
|
3529 |
prim_return_value = intcon(0); |
|
3530 |
break; |
|
3531 |
case vmIntrinsics::_isArray: |
|
3532 |
prim_return_value = intcon(0); |
|
3533 |
expect_prim = true; // cf. ObjectStreamClass.getClassSignature |
|
3534 |
break; |
|
3535 |
case vmIntrinsics::_isPrimitive: |
|
3536 |
prim_return_value = intcon(1); |
|
3537 |
expect_prim = true; // obviously |
|
3538 |
break; |
|
3539 |
case vmIntrinsics::_getSuperclass: |
|
3540 |
prim_return_value = null(); |
|
3541 |
return_type = TypeInstPtr::MIRROR->cast_to_ptr_type(TypePtr::BotPTR); |
|
3542 |
break; |
|
3543 |
case vmIntrinsics::_getClassAccessFlags: |
|
3544 |
prim_return_value = intcon(JVM_ACC_ABSTRACT | JVM_ACC_FINAL | JVM_ACC_PUBLIC); |
|
3545 |
return_type = TypeInt::INT; // not bool! 6297094 |
|
3546 |
break; |
|
3547 |
default: |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3548 |
fatal_unexpected_iid(id); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3549 |
break; |
1 | 3550 |
} |
3551 |
||
3552 |
const TypeInstPtr* mirror_con = _gvn.type(mirror)->isa_instptr(); |
|
3553 |
if (mirror_con == NULL) return false; // cannot happen? |
|
3554 |
||
3555 |
#ifndef PRODUCT |
|
20073 | 3556 |
if (C->print_intrinsics() || C->print_inlining()) { |
1 | 3557 |
ciType* k = mirror_con->java_mirror_type(); |
3558 |
if (k) { |
|
3559 |
tty->print("Inlining %s on constant Class ", vmIntrinsics::name_at(intrinsic_id())); |
|
3560 |
k->print_name(); |
|
3561 |
tty->cr(); |
|
3562 |
} |
|
3563 |
} |
|
3564 |
#endif |
|
3565 |
||
3566 |
// Null-check the mirror, and the mirror's klass ptr (in case it is a primitive). |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3567 |
RegionNode* region = new RegionNode(PATH_LIMIT); |
1 | 3568 |
record_for_igvn(region); |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3569 |
PhiNode* phi = new PhiNode(region, return_type); |
1 | 3570 |
|
3571 |
// The mirror will never be null of Reflection.getClassAccessFlags, however |
|
3572 |
// it may be null for Class.isInstance or Class.getModifiers. Throw a NPE |
|
3573 |
// if it is. See bug 4774291. |
|
3574 |
||
3575 |
// For Reflection.getClassAccessFlags(), the null check occurs in |
|
3576 |
// the wrong place; see inline_unsafe_access(), above, for a similar |
|
3577 |
// situation. |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3578 |
mirror = null_check(mirror); |
1 | 3579 |
// If mirror or obj is dead, only null-path is taken. |
3580 |
if (stopped()) return true; |
|
3581 |
||
3582 |
if (expect_prim) never_see_null = false; // expect nulls (meaning prims) |
|
3583 |
||
3584 |
// Now load the mirror's klass metaobject, and null-check it. |
|
3585 |
// Side-effects region with the control path if the klass is null. |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3586 |
Node* kls = load_klass_from_mirror(mirror, never_see_null, region, _prim_path); |
1 | 3587 |
// If kls is null, we have a primitive mirror. |
3588 |
phi->init_req(_prim_path, prim_return_value); |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3589 |
if (stopped()) { set_result(region, phi); return true; } |
21099 | 3590 |
bool safe_for_replace = (region->in(_prim_path) == top()); |
1 | 3591 |
|
3592 |
Node* p; // handy temp |
|
3593 |
Node* null_ctl; |
|
3594 |
||
3595 |
// Now that we have the non-null klass, we can perform the real query. |
|
3596 |
// For constant classes, the query will constant-fold in LoadNode::Value. |
|
3597 |
Node* query_value = top(); |
|
3598 |
switch (id) { |
|
3599 |
case vmIntrinsics::_isInstance: |
|
3600 |
// nothing is an instance of a primitive type |
|
21099 | 3601 |
query_value = gen_instanceof(obj, kls, safe_for_replace); |
1 | 3602 |
break; |
3603 |
||
3604 |
case vmIntrinsics::_getModifiers: |
|
11430
718fc06da49a
7118863: Move sizeof(klassOopDesc) into the *Klass::*_offset_in_bytes() functions
stefank
parents:
10566
diff
changeset
|
3605 |
p = basic_plus_adr(kls, in_bytes(Klass::modifier_flags_offset())); |
22845
d8812d0ff387
8024921: PPC64 (part 113): Extend Load and Store nodes to know about memory ordering
goetz
parents:
21207
diff
changeset
|
3606 |
query_value = make_load(NULL, p, TypeInt::INT, T_INT, MemNode::unordered); |
1 | 3607 |
break; |
3608 |
||
3609 |
case vmIntrinsics::_isInterface: |
|
3610 |
// (To verify this code sequence, check the asserts in JVM_IsInterface.) |
|
3611 |
if (generate_interface_guard(kls, region) != NULL) |
|
3612 |
// A guard was added. If the guard is taken, it was an interface. |
|
3613 |
phi->add_req(intcon(1)); |
|
3614 |
// If we fall through, it's a plain class. |
|
3615 |
query_value = intcon(0); |
|
3616 |
break; |
|
3617 |
||
3618 |
case vmIntrinsics::_isArray: |
|
3619 |
// (To verify this code sequence, check the asserts in JVM_IsArrayClass.) |
|
3620 |
if (generate_array_guard(kls, region) != NULL) |
|
3621 |
// A guard was added. If the guard is taken, it was an array. |
|
3622 |
phi->add_req(intcon(1)); |
|
3623 |
// If we fall through, it's a plain class. |
|
3624 |
query_value = intcon(0); |
|
3625 |
break; |
|
3626 |
||
3627 |
case vmIntrinsics::_isPrimitive: |
|
3628 |
query_value = intcon(0); // "normal" path produces false |
|
3629 |
break; |
|
3630 |
||
3631 |
case vmIntrinsics::_getSuperclass: |
|
3632 |
// The rules here are somewhat unfortunate, but we can still do better |
|
3633 |
// with random logic than with a JNI call. |
|
3634 |
// Interfaces store null or Object as _super, but must report null. |
|
3635 |
// Arrays store an intermediate super as _super, but must report Object. |
|
3636 |
// Other types can report the actual _super. |
|
3637 |
// (To verify this code sequence, check the asserts in JVM_IsInterface.) |
|
3638 |
if (generate_interface_guard(kls, region) != NULL) |
|
3639 |
// A guard was added. If the guard is taken, it was an interface. |
|
3640 |
phi->add_req(null()); |
|
3641 |
if (generate_array_guard(kls, region) != NULL) |
|
3642 |
// A guard was added. If the guard is taken, it was an array. |
|
3643 |
phi->add_req(makecon(TypeInstPtr::make(env()->Object_klass()->java_mirror()))); |
|
3644 |
// If we fall through, it's a plain class. Get its _super. |
|
11430
718fc06da49a
7118863: Move sizeof(klassOopDesc) into the *Klass::*_offset_in_bytes() functions
stefank
parents:
10566
diff
changeset
|
3645 |
p = basic_plus_adr(kls, in_bytes(Klass::super_offset())); |
27637
cf68c0af6882
8057622: java/util/stream/test/org/openjdk/tests/java/util/stream/InfiniteStreamWithLimitOpTest: SEGV inside compiled code (sparc)
zmajo
parents:
27455
diff
changeset
|
3646 |
kls = _gvn.transform(LoadKlassNode::make(_gvn, NULL, immutable_memory(), p, TypeRawPtr::BOTTOM, TypeKlassPtr::OBJECT_OR_NULL)); |
1 | 3647 |
null_ctl = top(); |
3648 |
kls = null_check_oop(kls, &null_ctl); |
|
3649 |
if (null_ctl != top()) { |
|
3650 |
// If the guard is taken, Object.superClass is null (both klass and mirror). |
|
3651 |
region->add_req(null_ctl); |
|
3652 |
phi ->add_req(null()); |
|
3653 |
} |
|
3654 |
if (!stopped()) { |
|
3655 |
query_value = load_mirror_from_klass(kls); |
|
3656 |
} |
|
3657 |
break; |
|
3658 |
||
3659 |
case vmIntrinsics::_getClassAccessFlags: |
|
11430
718fc06da49a
7118863: Move sizeof(klassOopDesc) into the *Klass::*_offset_in_bytes() functions
stefank
parents:
10566
diff
changeset
|
3660 |
p = basic_plus_adr(kls, in_bytes(Klass::access_flags_offset())); |
22845
d8812d0ff387
8024921: PPC64 (part 113): Extend Load and Store nodes to know about memory ordering
goetz
parents:
21207
diff
changeset
|
3661 |
query_value = make_load(NULL, p, TypeInt::INT, T_INT, MemNode::unordered); |
1 | 3662 |
break; |
3663 |
||
3664 |
default: |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3665 |
fatal_unexpected_iid(id); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3666 |
break; |
1 | 3667 |
} |
3668 |
||
3669 |
// Fall-through is the normal case of a query to a real class. |
|
3670 |
phi->init_req(1, query_value); |
|
3671 |
region->init_req(1, control()); |
|
3672 |
||
3673 |
C->set_has_split_ifs(true); // Has chance for split-if optimization |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3674 |
set_result(region, phi); |
1 | 3675 |
return true; |
3676 |
} |
|
3677 |
||
27450
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3678 |
//-------------------------inline_Class_cast------------------- |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3679 |
bool LibraryCallKit::inline_Class_cast() { |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3680 |
Node* mirror = argument(0); // Class |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3681 |
Node* obj = argument(1); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3682 |
const TypeInstPtr* mirror_con = _gvn.type(mirror)->isa_instptr(); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3683 |
if (mirror_con == NULL) { |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3684 |
return false; // dead path (mirror->is_top()). |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3685 |
} |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3686 |
if (obj == NULL || obj->is_top()) { |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3687 |
return false; // dead path |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3688 |
} |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3689 |
const TypeOopPtr* tp = _gvn.type(obj)->isa_oopptr(); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3690 |
|
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3691 |
// First, see if Class.cast() can be folded statically. |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3692 |
// java_mirror_type() returns non-null for compile-time Class constants. |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3693 |
ciType* tm = mirror_con->java_mirror_type(); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3694 |
if (tm != NULL && tm->is_klass() && |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3695 |
tp != NULL && tp->klass() != NULL) { |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3696 |
if (!tp->klass()->is_loaded()) { |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3697 |
// Don't use intrinsic when class is not loaded. |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3698 |
return false; |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3699 |
} else { |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3700 |
int static_res = C->static_subtype_check(tm->as_klass(), tp->klass()); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3701 |
if (static_res == Compile::SSC_always_true) { |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3702 |
// isInstance() is true - fold the code. |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3703 |
set_result(obj); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3704 |
return true; |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3705 |
} else if (static_res == Compile::SSC_always_false) { |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3706 |
// Don't use intrinsic, have to throw ClassCastException. |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3707 |
// If the reference is null, the non-intrinsic bytecode will |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3708 |
// be optimized appropriately. |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3709 |
return false; |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3710 |
} |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3711 |
} |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3712 |
} |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3713 |
|
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3714 |
// Bailout intrinsic and do normal inlining if exception path is frequent. |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3715 |
if (too_many_traps(Deoptimization::Reason_intrinsic)) { |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3716 |
return false; |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3717 |
} |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3718 |
|
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3719 |
// Generate dynamic checks. |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3720 |
// Class.cast() is java implementation of _checkcast bytecode. |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3721 |
// Do checkcast (Parse::do_checkcast()) optimizations here. |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3722 |
|
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3723 |
mirror = null_check(mirror); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3724 |
// If mirror is dead, only null-path is taken. |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3725 |
if (stopped()) { |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3726 |
return true; |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3727 |
} |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3728 |
|
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3729 |
// Not-subtype or the mirror's klass ptr is NULL (in case it is a primitive). |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3730 |
enum { _bad_type_path = 1, _prim_path = 2, PATH_LIMIT }; |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3731 |
RegionNode* region = new RegionNode(PATH_LIMIT); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3732 |
record_for_igvn(region); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3733 |
|
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3734 |
// Now load the mirror's klass metaobject, and null-check it. |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3735 |
// If kls is null, we have a primitive mirror and |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3736 |
// nothing is an instance of a primitive type. |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3737 |
Node* kls = load_klass_from_mirror(mirror, false, region, _prim_path); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3738 |
|
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3739 |
Node* res = top(); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3740 |
if (!stopped()) { |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3741 |
Node* bad_type_ctrl = top(); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3742 |
// Do checkcast optimizations. |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3743 |
res = gen_checkcast(obj, kls, &bad_type_ctrl); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3744 |
region->init_req(_bad_type_path, bad_type_ctrl); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3745 |
} |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3746 |
if (region->in(_prim_path) != top() || |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3747 |
region->in(_bad_type_path) != top()) { |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3748 |
// Let Interpreter throw ClassCastException. |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3749 |
PreserveJVMState pjvms(this); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3750 |
set_control(_gvn.transform(region)); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3751 |
uncommon_trap(Deoptimization::Reason_intrinsic, |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3752 |
Deoptimization::Action_maybe_recompile); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3753 |
} |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3754 |
if (!stopped()) { |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3755 |
set_result(res); |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3756 |
} |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3757 |
return true; |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3758 |
} |
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3759 |
|
603dbcf4f547
8054492: Casting can result in redundant null checks in generated code
kvn
parents:
26584
diff
changeset
|
3760 |
|
1 | 3761 |
//--------------------------inline_native_subtype_check------------------------ |
3762 |
// This intrinsic takes the JNI calls out of the heart of |
|
3763 |
// UnsafeFieldAccessorImpl.set, which improves Field.set, readObject, etc. |
|
3764 |
bool LibraryCallKit::inline_native_subtype_check() { |
|
3765 |
// Pull both arguments off the stack. |
|
3766 |
Node* args[2]; // two java.lang.Class mirrors: superc, subc |
|
3767 |
args[0] = argument(0); |
|
3768 |
args[1] = argument(1); |
|
3769 |
Node* klasses[2]; // corresponding Klasses: superk, subk |
|
3770 |
klasses[0] = klasses[1] = top(); |
|
3771 |
||
3772 |
enum { |
|
3773 |
// A full decision tree on {superc is prim, subc is prim}: |
|
3774 |
_prim_0_path = 1, // {P,N} => false |
|
3775 |
// {P,P} & superc!=subc => false |
|
3776 |
_prim_same_path, // {P,P} & superc==subc => true |
|
3777 |
_prim_1_path, // {N,P} => false |
|
3778 |
_ref_subtype_path, // {N,N} & subtype check wins => true |
|
3779 |
_both_ref_path, // {N,N} & subtype check loses => false |
|
3780 |
PATH_LIMIT |
|
3781 |
}; |
|
3782 |
||
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3783 |
RegionNode* region = new RegionNode(PATH_LIMIT); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3784 |
Node* phi = new PhiNode(region, TypeInt::BOOL); |
1 | 3785 |
record_for_igvn(region); |
3786 |
||
3787 |
const TypePtr* adr_type = TypeRawPtr::BOTTOM; // memory type of loads |
|
3788 |
const TypeKlassPtr* kls_type = TypeKlassPtr::OBJECT_OR_NULL; |
|
3789 |
int class_klass_offset = java_lang_Class::klass_offset_in_bytes(); |
|
3790 |
||
3791 |
// First null-check both mirrors and load each mirror's klass metaobject. |
|
3792 |
int which_arg; |
|
3793 |
for (which_arg = 0; which_arg <= 1; which_arg++) { |
|
3794 |
Node* arg = args[which_arg]; |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3795 |
arg = null_check(arg); |
1 | 3796 |
if (stopped()) break; |
14828
bb9dffedf46c
8005031: Some cleanup in c2 to prepare for incremental inlining support
roland
parents:
14627
diff
changeset
|
3797 |
args[which_arg] = arg; |
1 | 3798 |
|
3799 |
Node* p = basic_plus_adr(arg, class_klass_offset); |
|
27637
cf68c0af6882
8057622: java/util/stream/test/org/openjdk/tests/java/util/stream/InfiniteStreamWithLimitOpTest: SEGV inside compiled code (sparc)
zmajo
parents:
27455
diff
changeset
|
3800 |
Node* kls = LoadKlassNode::make(_gvn, NULL, immutable_memory(), p, adr_type, kls_type); |
1 | 3801 |
klasses[which_arg] = _gvn.transform(kls); |
3802 |
} |
|
3803 |
||
3804 |
// Having loaded both klasses, test each for null. |
|
3805 |
bool never_see_null = !too_many_traps(Deoptimization::Reason_null_check); |
|
3806 |
for (which_arg = 0; which_arg <= 1; which_arg++) { |
|
3807 |
Node* kls = klasses[which_arg]; |
|
3808 |
Node* null_ctl = top(); |
|
3809 |
kls = null_check_oop(kls, &null_ctl, never_see_null); |
|
3810 |
int prim_path = (which_arg == 0 ? _prim_0_path : _prim_1_path); |
|
3811 |
region->init_req(prim_path, null_ctl); |
|
3812 |
if (stopped()) break; |
|
3813 |
klasses[which_arg] = kls; |
|
3814 |
} |
|
3815 |
||
3816 |
if (!stopped()) { |
|
3817 |
// now we have two reference types, in klasses[0..1] |
|
3818 |
Node* subk = klasses[1]; // the argument to isAssignableFrom |
|
3819 |
Node* superk = klasses[0]; // the receiver |
|
3820 |
region->set_req(_both_ref_path, gen_subtype_check(subk, superk)); |
|
3821 |
// now we have a successful reference subtype check |
|
3822 |
region->set_req(_ref_subtype_path, control()); |
|
3823 |
} |
|
3824 |
||
3825 |
// If both operands are primitive (both klasses null), then |
|
3826 |
// we must return true when they are identical primitives. |
|
3827 |
// It is convenient to test this after the first null klass check. |
|
3828 |
set_control(region->in(_prim_0_path)); // go back to first null check |
|
3829 |
if (!stopped()) { |
|
3830 |
// Since superc is primitive, make a guard for the superc==subc case. |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3831 |
Node* cmp_eq = _gvn.transform(new CmpPNode(args[0], args[1])); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3832 |
Node* bol_eq = _gvn.transform(new BoolNode(cmp_eq, BoolTest::eq)); |
1 | 3833 |
generate_guard(bol_eq, region, PROB_FAIR); |
3834 |
if (region->req() == PATH_LIMIT+1) { |
|
3835 |
// A guard was added. If the added guard is taken, superc==subc. |
|
3836 |
region->swap_edges(PATH_LIMIT, _prim_same_path); |
|
3837 |
region->del_req(PATH_LIMIT); |
|
3838 |
} |
|
3839 |
region->set_req(_prim_0_path, control()); // Not equal after all. |
|
3840 |
} |
|
3841 |
||
3842 |
// these are the only paths that produce 'true': |
|
3843 |
phi->set_req(_prim_same_path, intcon(1)); |
|
3844 |
phi->set_req(_ref_subtype_path, intcon(1)); |
|
3845 |
||
3846 |
// pull together the cases: |
|
3847 |
assert(region->req() == PATH_LIMIT, "sane region"); |
|
3848 |
for (uint i = 1; i < region->req(); i++) { |
|
3849 |
Node* ctl = region->in(i); |
|
3850 |
if (ctl == NULL || ctl == top()) { |
|
3851 |
region->set_req(i, top()); |
|
3852 |
phi ->set_req(i, top()); |
|
3853 |
} else if (phi->in(i) == NULL) { |
|
3854 |
phi->set_req(i, intcon(0)); // all other paths produce 'false' |
|
3855 |
} |
|
3856 |
} |
|
3857 |
||
3858 |
set_control(_gvn.transform(region)); |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3859 |
set_result(_gvn.transform(phi)); |
1 | 3860 |
return true; |
3861 |
} |
|
3862 |
||
3863 |
//---------------------generate_array_guard_common------------------------ |
|
3864 |
Node* LibraryCallKit::generate_array_guard_common(Node* kls, RegionNode* region, |
|
3865 |
bool obj_array, bool not_array) { |
|
30208
ed11124f18e1
8075921: assert assert(allocx == alloc) fails in library_call.cpp
roland
parents:
30191
diff
changeset
|
3866 |
|
ed11124f18e1
8075921: assert assert(allocx == alloc) fails in library_call.cpp
roland
parents:
30191
diff
changeset
|
3867 |
if (stopped()) { |
ed11124f18e1
8075921: assert assert(allocx == alloc) fails in library_call.cpp
roland
parents:
30191
diff
changeset
|
3868 |
return NULL; |
ed11124f18e1
8075921: assert assert(allocx == alloc) fails in library_call.cpp
roland
parents:
30191
diff
changeset
|
3869 |
} |
ed11124f18e1
8075921: assert assert(allocx == alloc) fails in library_call.cpp
roland
parents:
30191
diff
changeset
|
3870 |
|
1 | 3871 |
// If obj_array/non_array==false/false: |
3872 |
// Branch around if the given klass is in fact an array (either obj or prim). |
|
3873 |
// If obj_array/non_array==false/true: |
|
3874 |
// Branch around if the given klass is not an array klass of any kind. |
|
3875 |
// If obj_array/non_array==true/true: |
|
3876 |
// Branch around if the kls is not an oop array (kls is int[], String, etc.) |
|
3877 |
// If obj_array/non_array==true/false: |
|
3878 |
// Branch around if the kls is an oop array (Object[] or subtype) |
|
3879 |
// |
|
3880 |
// Like generate_guard, adds a new path onto the region. |
|
3881 |
jint layout_con = 0; |
|
3882 |
Node* layout_val = get_layout_helper(kls, layout_con); |
|
3883 |
if (layout_val == NULL) { |
|
3884 |
bool query = (obj_array |
|
3885 |
? Klass::layout_helper_is_objArray(layout_con) |
|
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13486
diff
changeset
|
3886 |
: Klass::layout_helper_is_array(layout_con)); |
1 | 3887 |
if (query == not_array) { |
3888 |
return NULL; // never a branch |
|
3889 |
} else { // always a branch |
|
3890 |
Node* always_branch = control(); |
|
3891 |
if (region != NULL) |
|
3892 |
region->add_req(always_branch); |
|
3893 |
set_control(top()); |
|
3894 |
return always_branch; |
|
3895 |
} |
|
3896 |
} |
|
3897 |
// Now test the correct condition. |
|
3898 |
jint nval = (obj_array |
|
38703
d3906fec707e
8152856: Xcode 7.3 -Wshift-negative-value compile failure on Mac OS X
gziemski
parents:
38685
diff
changeset
|
3899 |
? (jint)(Klass::_lh_array_tag_type_value |
1 | 3900 |
<< Klass::_lh_array_tag_shift) |
3901 |
: Klass::_lh_neutral_value); |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3902 |
Node* cmp = _gvn.transform(new CmpINode(layout_val, intcon(nval))); |
1 | 3903 |
BoolTest::mask btest = BoolTest::lt; // correct for testing is_[obj]array |
3904 |
// invert the test if we are looking for a non-array |
|
3905 |
if (not_array) btest = BoolTest(btest).negate(); |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3906 |
Node* bol = _gvn.transform(new BoolNode(cmp, btest)); |
1 | 3907 |
return generate_fair_guard(bol, region); |
3908 |
} |
|
3909 |
||
3910 |
||
3911 |
//-----------------------inline_native_newArray-------------------------- |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3912 |
// private static native Object java.lang.reflect.newArray(Class<?> componentType, int length); |
36553
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3913 |
// private native Object Unsafe.allocateUninitializedArray0(Class<?> cls, int size); |
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3914 |
bool LibraryCallKit::inline_unsafe_newArray(bool uninitialized) { |
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3915 |
Node* mirror; |
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3916 |
Node* count_val; |
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3917 |
if (uninitialized) { |
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3918 |
mirror = argument(1); |
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3919 |
count_val = argument(2); |
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3920 |
} else { |
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3921 |
mirror = argument(0); |
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3922 |
count_val = argument(1); |
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3923 |
} |
1 | 3924 |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3925 |
mirror = null_check(mirror); |
589 | 3926 |
// If mirror or obj is dead, only null-path is taken. |
3927 |
if (stopped()) return true; |
|
1 | 3928 |
|
3929 |
enum { _normal_path = 1, _slow_path = 2, PATH_LIMIT }; |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3930 |
RegionNode* result_reg = new RegionNode(PATH_LIMIT); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3931 |
PhiNode* result_val = new PhiNode(result_reg, TypeInstPtr::NOTNULL); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3932 |
PhiNode* result_io = new PhiNode(result_reg, Type::ABIO); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
3933 |
PhiNode* result_mem = new PhiNode(result_reg, Type::MEMORY, TypePtr::BOTTOM); |
1 | 3934 |
|
3935 |
bool never_see_null = !too_many_traps(Deoptimization::Reason_null_check); |
|
3936 |
Node* klass_node = load_array_klass_from_mirror(mirror, never_see_null, |
|
3937 |
result_reg, _slow_path); |
|
3938 |
Node* normal_ctl = control(); |
|
3939 |
Node* no_array_ctl = result_reg->in(_slow_path); |
|
3940 |
||
3941 |
// Generate code for the slow case. We make a call to newArray(). |
|
3942 |
set_control(no_array_ctl); |
|
3943 |
if (!stopped()) { |
|
3944 |
// Either the input type is void.class, or else the |
|
3945 |
// array klass has not yet been cached. Either the |
|
3946 |
// ensuing call will throw an exception, or else it |
|
3947 |
// will cache the array klass for next time. |
|
3948 |
PreserveJVMState pjvms(this); |
|
3949 |
CallJavaNode* slow_call = generate_method_call_static(vmIntrinsics::_newArray); |
|
3950 |
Node* slow_result = set_results_for_java_call(slow_call); |
|
3951 |
// this->control() comes from set_results_for_java_call |
|
3952 |
result_reg->set_req(_slow_path, control()); |
|
3953 |
result_val->set_req(_slow_path, slow_result); |
|
3954 |
result_io ->set_req(_slow_path, i_o()); |
|
3955 |
result_mem->set_req(_slow_path, reset_memory()); |
|
3956 |
} |
|
3957 |
||
3958 |
set_control(normal_ctl); |
|
3959 |
if (!stopped()) { |
|
3960 |
// Normal case: The array type has been cached in the java.lang.Class. |
|
3961 |
// The following call works fine even if the array type is polymorphic. |
|
3962 |
// It could be a dynamic mix of int[], boolean[], Object[], etc. |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3963 |
Node* obj = new_array(klass_node, count_val, 0); // no arguments to push |
1 | 3964 |
result_reg->init_req(_normal_path, control()); |
3965 |
result_val->init_req(_normal_path, obj); |
|
3966 |
result_io ->init_req(_normal_path, i_o()); |
|
3967 |
result_mem->init_req(_normal_path, reset_memory()); |
|
36553
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3968 |
|
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3969 |
if (uninitialized) { |
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3970 |
// Mark the allocation so that zeroing is skipped |
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3971 |
AllocateArrayNode* alloc = AllocateArrayNode::Ideal_array_allocation(obj, &_gvn); |
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3972 |
alloc->maybe_set_complete(&_gvn); |
203b2b5d149b
8150465: Unsafe methods to produce uninitialized arrays
shade
parents:
36551
diff
changeset
|
3973 |
} |
1 | 3974 |
} |
3975 |
||
3976 |
// Return the combined state. |
|
3977 |
set_i_o( _gvn.transform(result_io) ); |
|
18507
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
3978 |
set_all_memory( _gvn.transform(result_mem)); |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3979 |
|
1 | 3980 |
C->set_has_split_ifs(true); // Has chance for split-if optimization |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3981 |
set_result(result_reg, result_val); |
1 | 3982 |
return true; |
3983 |
} |
|
3984 |
||
3985 |
//----------------------inline_native_getLength-------------------------- |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3986 |
// public static native int java.lang.reflect.Array.getLength(Object array); |
1 | 3987 |
bool LibraryCallKit::inline_native_getLength() { |
3988 |
if (too_many_traps(Deoptimization::Reason_intrinsic)) return false; |
|
3989 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
3990 |
Node* array = null_check(argument(0)); |
1 | 3991 |
// If array is dead, only null-path is taken. |
3992 |
if (stopped()) return true; |
|
3993 |
||
3994 |
// Deoptimize if it is a non-array. |
|
3995 |
Node* non_array = generate_non_array_guard(load_object_klass(array), NULL); |
|
3996 |
||
3997 |
if (non_array != NULL) { |
|
3998 |
PreserveJVMState pjvms(this); |
|
3999 |
set_control(non_array); |
|
4000 |
uncommon_trap(Deoptimization::Reason_intrinsic, |
|
4001 |
Deoptimization::Action_maybe_recompile); |
|
4002 |
} |
|
4003 |
||
4004 |
// If control is dead, only non-array-path is taken. |
|
4005 |
if (stopped()) return true; |
|
4006 |
||
4007 |
// The works fine even if the array type is polymorphic. |
|
4008 |
// It could be a dynamic mix of int[], boolean[], Object[], etc. |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4009 |
Node* result = load_array_length(array); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4010 |
|
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4011 |
C->set_has_split_ifs(true); // Has chance for split-if optimization |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4012 |
set_result(result); |
1 | 4013 |
return true; |
4014 |
} |
|
4015 |
||
4016 |
//------------------------inline_array_copyOf---------------------------- |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4017 |
// public static <T,U> T[] java.util.Arrays.copyOf( U[] original, int newLength, Class<? extends T[]> newType); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4018 |
// public static <T,U> T[] java.util.Arrays.copyOfRange(U[] original, int from, int to, Class<? extends T[]> newType); |
1 | 4019 |
bool LibraryCallKit::inline_array_copyOf(bool is_copyOfRange) { |
4020 |
if (too_many_traps(Deoptimization::Reason_intrinsic)) return false; |
|
4021 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4022 |
// Get the arguments. |
1 | 4023 |
Node* original = argument(0); |
4024 |
Node* start = is_copyOfRange? argument(1): intcon(0); |
|
4025 |
Node* end = is_copyOfRange? argument(2): argument(1); |
|
4026 |
Node* array_type_mirror = is_copyOfRange? argument(3): argument(2); |
|
4027 |
||
33589
7cbd1b2c139b
8139040: Fix initializations before ShouldNotReachHere() etc. and enable -Wuninitialized on linux.
goetz
parents:
33198
diff
changeset
|
4028 |
Node* newcopy = NULL; |
3602
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4029 |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4030 |
// Set the original stack and the reexecute bit for the interpreter to reexecute |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4031 |
// the bytecode that invokes Arrays.copyOf if deoptimization happens. |
3602
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4032 |
{ PreserveReexecuteState preexecs(this); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4033 |
jvms()->set_should_reexecute(true); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4034 |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4035 |
array_type_mirror = null_check(array_type_mirror); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4036 |
original = null_check(original); |
3602
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4037 |
|
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4038 |
// Check if a null path was taken unconditionally. |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4039 |
if (stopped()) return true; |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4040 |
|
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4041 |
Node* orig_length = load_array_length(original); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4042 |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4043 |
Node* klass_node = load_klass_from_mirror(array_type_mirror, false, NULL, 0); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4044 |
klass_node = null_check(klass_node); |
3602
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4045 |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4046 |
RegionNode* bailout = new RegionNode(1); |
3602
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4047 |
record_for_igvn(bailout); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4048 |
|
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4049 |
// Despite the generic type of Arrays.copyOf, the mirror might be int, int[], etc. |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4050 |
// Bail out if that is so. |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4051 |
Node* not_objArray = generate_non_objArray_guard(klass_node, bailout); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4052 |
if (not_objArray != NULL) { |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4053 |
// Improve the klass node's type from the new optimistic assumption: |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4054 |
ciKlass* ak = ciArrayKlass::make(env()->Object_klass()); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4055 |
const Type* akls = TypeKlassPtr::make(TypePtr::NotNull, ak, 0/*offset*/); |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4056 |
Node* cast = new CastPPNode(klass_node, akls); |
3602
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4057 |
cast->init_req(0, control()); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4058 |
klass_node = _gvn.transform(cast); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4059 |
} |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4060 |
|
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4061 |
// Bail out if either start or end is negative. |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4062 |
generate_negative_guard(start, bailout, &start); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4063 |
generate_negative_guard(end, bailout, &end); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4064 |
|
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4065 |
Node* length = end; |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4066 |
if (_gvn.type(start) != TypeInt::ZERO) { |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4067 |
length = _gvn.transform(new SubINode(end, start)); |
3602
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4068 |
} |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4069 |
|
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4070 |
// Bail out if length is negative. |
13105
68f3bf10f08e
7174363: Arrays.copyOfRange leads to VM crash with -Xcomp -server if executed by testing framework
roland
parents:
12957
diff
changeset
|
4071 |
// Without this the new_array would throw |
68f3bf10f08e
7174363: Arrays.copyOfRange leads to VM crash with -Xcomp -server if executed by testing framework
roland
parents:
12957
diff
changeset
|
4072 |
// NegativeArraySizeException but IllegalArgumentException is what |
68f3bf10f08e
7174363: Arrays.copyOfRange leads to VM crash with -Xcomp -server if executed by testing framework
roland
parents:
12957
diff
changeset
|
4073 |
// should be thrown |
68f3bf10f08e
7174363: Arrays.copyOfRange leads to VM crash with -Xcomp -server if executed by testing framework
roland
parents:
12957
diff
changeset
|
4074 |
generate_negative_guard(length, bailout, &length); |
3602
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4075 |
|
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4076 |
if (bailout->req() > 1) { |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4077 |
PreserveJVMState pjvms(this); |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4078 |
set_control(_gvn.transform(bailout)); |
3602
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4079 |
uncommon_trap(Deoptimization::Reason_intrinsic, |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4080 |
Deoptimization::Action_maybe_recompile); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4081 |
} |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4082 |
|
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4083 |
if (!stopped()) { |
3600
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4084 |
// How many elements will we copy from the original? |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4085 |
// The answer is MinI(orig_length - start, length). |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4086 |
Node* orig_tail = _gvn.transform(new SubINode(orig_length, start)); |
3600
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4087 |
Node* moved = generate_min_max(vmIntrinsics::_min, orig_tail, length); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4088 |
|
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4089 |
// Generate a direct call to the right arraycopy function(s). |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4090 |
// We know the copy is disjoint but we might not know if the |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4091 |
// oop stores need checking. |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4092 |
// Extreme case: Arrays.copyOf((Integer[])x, 10, String[].class). |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4093 |
// This will fail a store-check if x contains any non-nulls. |
26166 | 4094 |
|
29337
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4095 |
// ArrayCopyNode:Ideal may transform the ArrayCopyNode to |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4096 |
// loads/stores but it is legal only if we're sure the |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4097 |
// Arrays.copyOf would succeed. So we need all input arguments |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4098 |
// to the copyOf to be validated, including that the copy to the |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4099 |
// new array won't trigger an ArrayStoreException. That subtype |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4100 |
// check can be optimized if we know something on the type of |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4101 |
// the input array from type speculation. |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4102 |
if (_gvn.type(klass_node)->singleton()) { |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4103 |
ciKlass* subk = _gvn.type(load_object_klass(original))->is_klassptr()->klass(); |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4104 |
ciKlass* superk = _gvn.type(klass_node)->is_klassptr()->klass(); |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4105 |
|
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4106 |
int test = C->static_subtype_check(superk, subk); |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4107 |
if (test != Compile::SSC_always_true && test != Compile::SSC_always_false) { |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4108 |
const TypeOopPtr* t_original = _gvn.type(original)->is_oopptr(); |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4109 |
if (t_original->speculative_type() != NULL) { |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4110 |
original = maybe_cast_profiled_obj(original, t_original->speculative_type(), true); |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4111 |
} |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4112 |
} |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4113 |
} |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4114 |
|
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4115 |
bool validated = false; |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4116 |
// Reason_class_check rather than Reason_intrinsic because we |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4117 |
// want to intrinsify even if this traps. |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4118 |
if (!too_many_traps(Deoptimization::Reason_class_check)) { |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4119 |
Node* not_subtype_ctrl = gen_subtype_check(load_object_klass(original), |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4120 |
klass_node); |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4121 |
|
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4122 |
if (not_subtype_ctrl != top()) { |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4123 |
PreserveJVMState pjvms(this); |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4124 |
set_control(not_subtype_ctrl); |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4125 |
uncommon_trap(Deoptimization::Reason_class_check, |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4126 |
Deoptimization::Action_make_not_entrant); |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4127 |
assert(stopped(), "Should be stopped"); |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4128 |
} |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4129 |
validated = true; |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4130 |
} |
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4131 |
|
30226
5f1a3a275862
8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class"
roland
parents:
30209
diff
changeset
|
4132 |
if (!stopped()) { |
5f1a3a275862
8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class"
roland
parents:
30209
diff
changeset
|
4133 |
newcopy = new_array(klass_node, length, 0); // no arguments to push |
5f1a3a275862
8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class"
roland
parents:
30209
diff
changeset
|
4134 |
|
42086
feac795f345d
8159611: C2: ArrayCopy elimination skips required parameter checks
simonis
parents:
42069
diff
changeset
|
4135 |
ArrayCopyNode* ac = ArrayCopyNode::make(this, true, original, start, newcopy, intcon(0), moved, true, false, |
30226
5f1a3a275862
8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class"
roland
parents:
30209
diff
changeset
|
4136 |
load_object_klass(original), klass_node); |
5f1a3a275862
8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class"
roland
parents:
30209
diff
changeset
|
4137 |
if (!is_copyOfRange) { |
5f1a3a275862
8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class"
roland
parents:
30209
diff
changeset
|
4138 |
ac->set_copyof(validated); |
5f1a3a275862
8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class"
roland
parents:
30209
diff
changeset
|
4139 |
} else { |
5f1a3a275862
8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class"
roland
parents:
30209
diff
changeset
|
4140 |
ac->set_copyofrange(validated); |
5f1a3a275862
8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class"
roland
parents:
30209
diff
changeset
|
4141 |
} |
5f1a3a275862
8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class"
roland
parents:
30209
diff
changeset
|
4142 |
Node* n = _gvn.transform(ac); |
5f1a3a275862
8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class"
roland
parents:
30209
diff
changeset
|
4143 |
if (n == ac) { |
5f1a3a275862
8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class"
roland
parents:
30209
diff
changeset
|
4144 |
ac->connect_outputs(this); |
5f1a3a275862
8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class"
roland
parents:
30209
diff
changeset
|
4145 |
} else { |
5f1a3a275862
8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class"
roland
parents:
30209
diff
changeset
|
4146 |
assert(validated, "shouldn't transform if all arguments not validated"); |
5f1a3a275862
8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class"
roland
parents:
30209
diff
changeset
|
4147 |
set_all_memory(n); |
5f1a3a275862
8074676: java.lang.invoke.PermuteArgsTest.java fails with "assert(is_Initialize()) failed: invalid node class"
roland
parents:
30209
diff
changeset
|
4148 |
} |
29337
ef2be52deeaf
6912521: System.arraycopy works slower than the simple loop for little lengths
roland
parents:
28957
diff
changeset
|
4149 |
} |
3602
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4150 |
} |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4151 |
} // original reexecute is set back here |
1 | 4152 |
|
4153 |
C->set_has_split_ifs(true); // Has chance for split-if optimization |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4154 |
if (!stopped()) { |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4155 |
set_result(newcopy); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4156 |
} |
1 | 4157 |
return true; |
4158 |
} |
|
4159 |
||
4160 |
||
4161 |
//----------------------generate_virtual_guard--------------------------- |
|
4162 |
// Helper for hashCode and clone. Peeks inside the vtable to avoid a call. |
|
4163 |
Node* LibraryCallKit::generate_virtual_guard(Node* obj_klass, |
|
4164 |
RegionNode* slow_region) { |
|
4165 |
ciMethod* method = callee(); |
|
4166 |
int vtable_index = method->vtable_index(); |
|
20017
81eba62e9048
8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents:
19770
diff
changeset
|
4167 |
assert(vtable_index >= 0 || vtable_index == Method::nonvirtual_vtable_index, |
33105
294e48b4f704
8080775: Better argument formatting for assert() and friends
david
parents:
32581
diff
changeset
|
4168 |
"bad index %d", vtable_index); |
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13486
diff
changeset
|
4169 |
// Get the Method* out of the appropriate vtable entry. |
35899 | 4170 |
int entry_offset = in_bytes(Klass::vtable_start_offset()) + |
35871
607bf949dfb3
8147461: Use byte offsets for vtable start and vtable length offsets
mgerdin
parents:
35154
diff
changeset
|
4171 |
vtable_index*vtableEntry::size_in_bytes() + |
1 | 4172 |
vtableEntry::method_offset_in_bytes(); |
4173 |
Node* entry_addr = basic_plus_adr(obj_klass, entry_offset); |
|
22845
d8812d0ff387
8024921: PPC64 (part 113): Extend Load and Store nodes to know about memory ordering
goetz
parents:
21207
diff
changeset
|
4174 |
Node* target_call = make_load(NULL, entry_addr, TypePtr::NOTNULL, T_ADDRESS, MemNode::unordered); |
1 | 4175 |
|
4176 |
// Compare the target method with the expected method (e.g., Object.hashCode). |
|
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13486
diff
changeset
|
4177 |
const TypePtr* native_call_addr = TypeMetadataPtr::make(method); |
1 | 4178 |
|
4179 |
Node* native_call = makecon(native_call_addr); |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4180 |
Node* chk_native = _gvn.transform(new CmpPNode(target_call, native_call)); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4181 |
Node* test_native = _gvn.transform(new BoolNode(chk_native, BoolTest::ne)); |
1 | 4182 |
|
4183 |
return generate_slow_guard(test_native, slow_region); |
|
4184 |
} |
|
4185 |
||
4186 |
//-----------------------generate_method_call---------------------------- |
|
4187 |
// Use generate_method_call to make a slow-call to the real |
|
4188 |
// method if the fast path fails. An alternative would be to |
|
4189 |
// use a stub like OptoRuntime::slow_arraycopy_Java. |
|
4190 |
// This only works for expanding the current library call, |
|
4191 |
// not another intrinsic. (E.g., don't use this for making an |
|
4192 |
// arraycopy call inside of the copyOf intrinsic.) |
|
4193 |
CallJavaNode* |
|
4194 |
LibraryCallKit::generate_method_call(vmIntrinsics::ID method_id, bool is_virtual, bool is_static) { |
|
4195 |
// When compiling the intrinsic method itself, do not use this technique. |
|
4196 |
guarantee(callee() != C->method(), "cannot make slow-call to self"); |
|
4197 |
||
4198 |
ciMethod* method = callee(); |
|
4199 |
// ensure the JVMS we have will be correct for this call |
|
4200 |
guarantee(method_id == method->intrinsic_id(), "must match"); |
|
4201 |
||
4202 |
const TypeFunc* tf = TypeFunc::make(method); |
|
4203 |
CallJavaNode* slow_call; |
|
4204 |
if (is_static) { |
|
4205 |
assert(!is_virtual, ""); |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4206 |
slow_call = new CallStaticJavaNode(C, tf, |
13895
f6dfe4123709
7193318: C2: remove number of inputs requirement from Node's new operator
kvn
parents:
13886
diff
changeset
|
4207 |
SharedRuntime::get_resolve_static_call_stub(), |
f6dfe4123709
7193318: C2: remove number of inputs requirement from Node's new operator
kvn
parents:
13886
diff
changeset
|
4208 |
method, bci()); |
1 | 4209 |
} else if (is_virtual) { |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4210 |
null_check_receiver(); |
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13486
diff
changeset
|
4211 |
int vtable_index = Method::invalid_vtable_index; |
1 | 4212 |
if (UseInlineCaches) { |
4213 |
// Suppress the vtable call |
|
4214 |
} else { |
|
4215 |
// hashCode and clone are not a miranda methods, |
|
4216 |
// so the vtable index is fixed. |
|
4217 |
// No need to use the linkResolver to get it. |
|
4218 |
vtable_index = method->vtable_index(); |
|
20017
81eba62e9048
8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents:
19770
diff
changeset
|
4219 |
assert(vtable_index >= 0 || vtable_index == Method::nonvirtual_vtable_index, |
33105
294e48b4f704
8080775: Better argument formatting for assert() and friends
david
parents:
32581
diff
changeset
|
4220 |
"bad index %d", vtable_index); |
1 | 4221 |
} |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4222 |
slow_call = new CallDynamicJavaNode(tf, |
13895
f6dfe4123709
7193318: C2: remove number of inputs requirement from Node's new operator
kvn
parents:
13886
diff
changeset
|
4223 |
SharedRuntime::get_resolve_virtual_call_stub(), |
f6dfe4123709
7193318: C2: remove number of inputs requirement from Node's new operator
kvn
parents:
13886
diff
changeset
|
4224 |
method, vtable_index, bci()); |
1 | 4225 |
} else { // neither virtual nor static: opt_virtual |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4226 |
null_check_receiver(); |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4227 |
slow_call = new CallStaticJavaNode(C, tf, |
1 | 4228 |
SharedRuntime::get_resolve_opt_virtual_call_stub(), |
4229 |
method, bci()); |
|
4230 |
slow_call->set_optimized_virtual(true); |
|
4231 |
} |
|
4232 |
set_arguments_for_java_call(slow_call); |
|
4233 |
set_edges_for_java_call(slow_call); |
|
4234 |
return slow_call; |
|
4235 |
} |
|
4236 |
||
4237 |
||
24916
bcf892f54aba
8011646: SEGV in compiled code with loop predication
anoll
parents:
24456
diff
changeset
|
4238 |
/** |
bcf892f54aba
8011646: SEGV in compiled code with loop predication
anoll
parents:
24456
diff
changeset
|
4239 |
* Build special case code for calls to hashCode on an object. This call may |
bcf892f54aba
8011646: SEGV in compiled code with loop predication
anoll
parents:
24456
diff
changeset
|
4240 |
* be virtual (invokevirtual) or bound (invokespecial). For each case we generate |
bcf892f54aba
8011646: SEGV in compiled code with loop predication
anoll
parents:
24456
diff
changeset
|
4241 |
* slightly different code. |
bcf892f54aba
8011646: SEGV in compiled code with loop predication
anoll
parents:
24456
diff
changeset
|
4242 |
*/ |
1 | 4243 |
bool LibraryCallKit::inline_native_hashcode(bool is_virtual, bool is_static) { |
4244 |
assert(is_static == callee()->is_static(), "correct intrinsic selection"); |
|
4245 |
assert(!(is_virtual && is_static), "either virtual, special, or static"); |
|
4246 |
||
4247 |
enum { _slow_path = 1, _fast_path, _null_path, PATH_LIMIT }; |
|
4248 |
||
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4249 |
RegionNode* result_reg = new RegionNode(PATH_LIMIT); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4250 |
PhiNode* result_val = new PhiNode(result_reg, TypeInt::INT); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4251 |
PhiNode* result_io = new PhiNode(result_reg, Type::ABIO); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4252 |
PhiNode* result_mem = new PhiNode(result_reg, Type::MEMORY, TypePtr::BOTTOM); |
1 | 4253 |
Node* obj = NULL; |
4254 |
if (!is_static) { |
|
4255 |
// Check for hashing null object |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4256 |
obj = null_check_receiver(); |
1 | 4257 |
if (stopped()) return true; // unconditionally null |
4258 |
result_reg->init_req(_null_path, top()); |
|
4259 |
result_val->init_req(_null_path, top()); |
|
4260 |
} else { |
|
4261 |
// Do a null check, and return zero if null. |
|
4262 |
// System.identityHashCode(null) == 0 |
|
4263 |
obj = argument(0); |
|
4264 |
Node* null_ctl = top(); |
|
4265 |
obj = null_check_oop(obj, &null_ctl); |
|
4266 |
result_reg->init_req(_null_path, null_ctl); |
|
4267 |
result_val->init_req(_null_path, _gvn.intcon(0)); |
|
4268 |
} |
|
4269 |
||
4270 |
// Unconditionally null? Then return right away. |
|
4271 |
if (stopped()) { |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4272 |
set_control( result_reg->in(_null_path)); |
1 | 4273 |
if (!stopped()) |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4274 |
set_result(result_val->in(_null_path)); |
1 | 4275 |
return true; |
4276 |
} |
|
4277 |
||
4278 |
// We only go to the fast case code if we pass a number of guards. The |
|
4279 |
// paths which do not pass are accumulated in the slow_region. |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4280 |
RegionNode* slow_region = new RegionNode(1); |
1 | 4281 |
record_for_igvn(slow_region); |
4282 |
||
4283 |
// If this is a virtual call, we generate a funny guard. We pull out |
|
4284 |
// the vtable entry corresponding to hashCode() from the target object. |
|
4285 |
// If the target method which we are calling happens to be the native |
|
4286 |
// Object hashCode() method, we pass the guard. We do not need this |
|
4287 |
// guard for non-virtual calls -- the caller is known to be the native |
|
4288 |
// Object hashCode(). |
|
4289 |
if (is_virtual) { |
|
24916
bcf892f54aba
8011646: SEGV in compiled code with loop predication
anoll
parents:
24456
diff
changeset
|
4290 |
// After null check, get the object's klass. |
bcf892f54aba
8011646: SEGV in compiled code with loop predication
anoll
parents:
24456
diff
changeset
|
4291 |
Node* obj_klass = load_object_klass(obj); |
1 | 4292 |
generate_virtual_guard(obj_klass, slow_region); |
4293 |
} |
|
4294 |
||
4295 |
// Get the header out of the object, use LoadMarkNode when available |
|
4296 |
Node* header_addr = basic_plus_adr(obj, oopDesc::mark_offset_in_bytes()); |
|
24916
bcf892f54aba
8011646: SEGV in compiled code with loop predication
anoll
parents:
24456
diff
changeset
|
4297 |
// The control of the load must be NULL. Otherwise, the load can move before |
bcf892f54aba
8011646: SEGV in compiled code with loop predication
anoll
parents:
24456
diff
changeset
|
4298 |
// the null check after castPP removal. |
bcf892f54aba
8011646: SEGV in compiled code with loop predication
anoll
parents:
24456
diff
changeset
|
4299 |
Node* no_ctrl = NULL; |
bcf892f54aba
8011646: SEGV in compiled code with loop predication
anoll
parents:
24456
diff
changeset
|
4300 |
Node* header = make_load(no_ctrl, header_addr, TypeX_X, TypeX_X->basic_type(), MemNode::unordered); |
1 | 4301 |
|
4302 |
// Test the header to see if it is unlocked. |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4303 |
Node *lock_mask = _gvn.MakeConX(markOopDesc::biased_lock_mask_in_place); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4304 |
Node *lmasked_header = _gvn.transform(new AndXNode(header, lock_mask)); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4305 |
Node *unlocked_val = _gvn.MakeConX(markOopDesc::unlocked_value); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4306 |
Node *chk_unlocked = _gvn.transform(new CmpXNode( lmasked_header, unlocked_val)); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4307 |
Node *test_unlocked = _gvn.transform(new BoolNode( chk_unlocked, BoolTest::ne)); |
1 | 4308 |
|
4309 |
generate_slow_guard(test_unlocked, slow_region); |
|
4310 |
||
4311 |
// Get the hash value and check to see that it has been properly assigned. |
|
4312 |
// We depend on hash_mask being at most 32 bits and avoid the use of |
|
4313 |
// hash_mask_in_place because it could be larger than 32 bits in a 64-bit |
|
4314 |
// vm: see markOop.hpp. |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4315 |
Node *hash_mask = _gvn.intcon(markOopDesc::hash_mask); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4316 |
Node *hash_shift = _gvn.intcon(markOopDesc::hash_shift); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4317 |
Node *hshifted_header= _gvn.transform(new URShiftXNode(header, hash_shift)); |
1 | 4318 |
// This hack lets the hash bits live anywhere in the mark object now, as long |
2131 | 4319 |
// as the shift drops the relevant bits into the low 32 bits. Note that |
1 | 4320 |
// Java spec says that HashCode is an int so there's no point in capturing |
4321 |
// an 'X'-sized hashcode (32 in 32-bit build or 64 in 64-bit build). |
|
4322 |
hshifted_header = ConvX2I(hshifted_header); |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4323 |
Node *hash_val = _gvn.transform(new AndINode(hshifted_header, hash_mask)); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4324 |
|
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4325 |
Node *no_hash_val = _gvn.intcon(markOopDesc::no_hash); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4326 |
Node *chk_assigned = _gvn.transform(new CmpINode( hash_val, no_hash_val)); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4327 |
Node *test_assigned = _gvn.transform(new BoolNode( chk_assigned, BoolTest::eq)); |
1 | 4328 |
|
4329 |
generate_slow_guard(test_assigned, slow_region); |
|
4330 |
||
4331 |
Node* init_mem = reset_memory(); |
|
4332 |
// fill in the rest of the null path: |
|
4333 |
result_io ->init_req(_null_path, i_o()); |
|
4334 |
result_mem->init_req(_null_path, init_mem); |
|
4335 |
||
4336 |
result_val->init_req(_fast_path, hash_val); |
|
4337 |
result_reg->init_req(_fast_path, control()); |
|
4338 |
result_io ->init_req(_fast_path, i_o()); |
|
4339 |
result_mem->init_req(_fast_path, init_mem); |
|
4340 |
||
4341 |
// Generate code for the slow case. We make a call to hashCode(). |
|
4342 |
set_control(_gvn.transform(slow_region)); |
|
4343 |
if (!stopped()) { |
|
4344 |
// No need for PreserveJVMState, because we're using up the present state. |
|
4345 |
set_all_memory(init_mem); |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4346 |
vmIntrinsics::ID hashCode_id = is_static ? vmIntrinsics::_identityHashCode : vmIntrinsics::_hashCode; |
1 | 4347 |
CallJavaNode* slow_call = generate_method_call(hashCode_id, is_virtual, is_static); |
4348 |
Node* slow_result = set_results_for_java_call(slow_call); |
|
4349 |
// this->control() comes from set_results_for_java_call |
|
4350 |
result_reg->init_req(_slow_path, control()); |
|
4351 |
result_val->init_req(_slow_path, slow_result); |
|
4352 |
result_io ->set_req(_slow_path, i_o()); |
|
4353 |
result_mem ->set_req(_slow_path, reset_memory()); |
|
4354 |
} |
|
4355 |
||
4356 |
// Return the combined state. |
|
4357 |
set_i_o( _gvn.transform(result_io) ); |
|
18507
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
4358 |
set_all_memory( _gvn.transform(result_mem)); |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4359 |
|
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4360 |
set_result(result_reg, result_val); |
1 | 4361 |
return true; |
4362 |
} |
|
4363 |
||
4364 |
//---------------------------inline_native_getClass---------------------------- |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4365 |
// public final native Class<?> java.lang.Object.getClass(); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4366 |
// |
2131 | 4367 |
// Build special case code for calls to getClass on an object. |
1 | 4368 |
bool LibraryCallKit::inline_native_getClass() { |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4369 |
Node* obj = null_check_receiver(); |
1 | 4370 |
if (stopped()) return true; |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4371 |
set_result(load_mirror_from_klass(load_object_klass(obj))); |
1 | 4372 |
return true; |
4373 |
} |
|
4374 |
||
4375 |
//-----------------inline_native_Reflection_getCallerClass--------------------- |
|
16617
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4376 |
// public static native Class<?> sun.reflect.Reflection.getCallerClass(); |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4377 |
// |
1 | 4378 |
// In the presence of deep enough inlining, getCallerClass() becomes a no-op. |
4379 |
// |
|
16617
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4380 |
// NOTE: This code must perform the same logic as JVM_GetCallerClass |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4381 |
// in that it must skip particular security frames and checks for |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4382 |
// caller sensitive methods. |
1 | 4383 |
bool LibraryCallKit::inline_native_Reflection_getCallerClass() { |
4384 |
#ifndef PRODUCT |
|
20073 | 4385 |
if ((C->print_intrinsics() || C->print_inlining()) && Verbose) { |
1 | 4386 |
tty->print_cr("Attempting to inline sun.reflect.Reflection.getCallerClass"); |
4387 |
} |
|
4388 |
#endif |
|
4389 |
||
4390 |
if (!jvms()->has_method()) { |
|
4391 |
#ifndef PRODUCT |
|
20073 | 4392 |
if ((C->print_intrinsics() || C->print_inlining()) && Verbose) { |
1 | 4393 |
tty->print_cr(" Bailing out because intrinsic was inlined at top level"); |
4394 |
} |
|
4395 |
#endif |
|
4396 |
return false; |
|
4397 |
} |
|
4398 |
||
4399 |
// Walk back up the JVM state to find the caller at the required |
|
16617
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4400 |
// depth. |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4401 |
JVMState* caller_jvms = jvms(); |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4402 |
|
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4403 |
// Cf. JVM_GetCallerClass |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4404 |
// NOTE: Start the loop at depth 1 because the current JVM state does |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4405 |
// not include the Reflection.getCallerClass() frame. |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4406 |
for (int n = 1; caller_jvms != NULL; caller_jvms = caller_jvms->caller(), n++) { |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4407 |
ciMethod* m = caller_jvms->method(); |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4408 |
switch (n) { |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4409 |
case 0: |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4410 |
fatal("current JVM state does not include the Reflection.getCallerClass frame"); |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4411 |
break; |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4412 |
case 1: |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4413 |
// Frame 0 and 1 must be caller sensitive (see JVM_GetCallerClass). |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4414 |
if (!m->caller_sensitive()) { |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4415 |
#ifndef PRODUCT |
20073 | 4416 |
if ((C->print_intrinsics() || C->print_inlining()) && Verbose) { |
16617
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4417 |
tty->print_cr(" Bailing out: CallerSensitive annotation expected at frame %d", n); |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4418 |
} |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4419 |
#endif |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4420 |
return false; // bail-out; let JVM_GetCallerClass do the work |
1 | 4421 |
} |
16617
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4422 |
break; |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4423 |
default: |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4424 |
if (!m->is_ignored_by_security_stack_walk()) { |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4425 |
// We have reached the desired frame; return the holder class. |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4426 |
// Acquire method holder as java.lang.Class and push as constant. |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4427 |
ciInstanceKlass* caller_klass = caller_jvms->method()->holder(); |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4428 |
ciInstance* caller_mirror = caller_klass->java_mirror(); |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4429 |
set_result(makecon(TypeInstPtr::make(caller_mirror))); |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4430 |
|
1 | 4431 |
#ifndef PRODUCT |
20073 | 4432 |
if ((C->print_intrinsics() || C->print_inlining()) && Verbose) { |
16617
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4433 |
tty->print_cr(" Succeeded: caller = %d) %s.%s, JVMS depth = %d", n, caller_klass->name()->as_utf8(), caller_jvms->method()->name()->as_utf8(), jvms()->depth()); |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4434 |
tty->print_cr(" JVM state at this point:"); |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4435 |
for (int i = jvms()->depth(), n = 1; i >= 1; i--, n++) { |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4436 |
ciMethod* m = jvms()->of_depth(i)->method(); |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4437 |
tty->print_cr(" %d) %s.%s", n, m->holder()->name()->as_utf8(), m->name()->as_utf8()); |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4438 |
} |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4439 |
} |
1 | 4440 |
#endif |
16617
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4441 |
return true; |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4442 |
} |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4443 |
break; |
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4444 |
} |
1 | 4445 |
} |
4446 |
||
4447 |
#ifndef PRODUCT |
|
20073 | 4448 |
if ((C->print_intrinsics() || C->print_inlining()) && Verbose) { |
16617
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4449 |
tty->print_cr(" Bailing out because caller depth exceeded inlining depth = %d", jvms()->depth()); |
1 | 4450 |
tty->print_cr(" JVM state at this point:"); |
16617
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4451 |
for (int i = jvms()->depth(), n = 1; i >= 1; i--, n++) { |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4452 |
ciMethod* m = jvms()->of_depth(i)->method(); |
16617
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4453 |
tty->print_cr(" %d) %s.%s", n, m->holder()->name()->as_utf8(), m->name()->as_utf8()); |
1 | 4454 |
} |
4455 |
} |
|
4456 |
#endif |
|
16617
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4457 |
|
6235d2c7549f
7198429: need checked categorization of caller-sensitive methods in the JDK
twisti
parents:
15752
diff
changeset
|
4458 |
return false; // bail-out; let JVM_GetCallerClass do the work |
1 | 4459 |
} |
4460 |
||
4461 |
bool LibraryCallKit::inline_fp_conversions(vmIntrinsics::ID id) { |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4462 |
Node* arg = argument(0); |
33589
7cbd1b2c139b
8139040: Fix initializations before ShouldNotReachHere() etc. and enable -Wuninitialized on linux.
goetz
parents:
33198
diff
changeset
|
4463 |
Node* result = NULL; |
1 | 4464 |
|
4465 |
switch (id) { |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4466 |
case vmIntrinsics::_floatToRawIntBits: result = new MoveF2INode(arg); break; |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4467 |
case vmIntrinsics::_intBitsToFloat: result = new MoveI2FNode(arg); break; |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4468 |
case vmIntrinsics::_doubleToRawLongBits: result = new MoveD2LNode(arg); break; |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4469 |
case vmIntrinsics::_longBitsToDouble: result = new MoveL2DNode(arg); break; |
1 | 4470 |
|
4471 |
case vmIntrinsics::_doubleToLongBits: { |
|
4472 |
// two paths (plus control) merge in a wood |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4473 |
RegionNode *r = new RegionNode(3); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4474 |
Node *phi = new PhiNode(r, TypeLong::LONG); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4475 |
|
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4476 |
Node *cmpisnan = _gvn.transform(new CmpDNode(arg, arg)); |
1 | 4477 |
// Build the boolean node |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4478 |
Node *bolisnan = _gvn.transform(new BoolNode(cmpisnan, BoolTest::ne)); |
1 | 4479 |
|
4480 |
// Branch either way. |
|
4481 |
// NaN case is less traveled, which makes all the difference. |
|
4482 |
IfNode *ifisnan = create_and_xform_if(control(), bolisnan, PROB_STATIC_FREQUENT, COUNT_UNKNOWN); |
|
4483 |
Node *opt_isnan = _gvn.transform(ifisnan); |
|
4484 |
assert( opt_isnan->is_If(), "Expect an IfNode"); |
|
4485 |
IfNode *opt_ifisnan = (IfNode*)opt_isnan; |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4486 |
Node *iftrue = _gvn.transform(new IfTrueNode(opt_ifisnan)); |
1 | 4487 |
|
4488 |
set_control(iftrue); |
|
4489 |
||
4490 |
static const jlong nan_bits = CONST64(0x7ff8000000000000); |
|
4491 |
Node *slow_result = longcon(nan_bits); // return NaN |
|
4492 |
phi->init_req(1, _gvn.transform( slow_result )); |
|
4493 |
r->init_req(1, iftrue); |
|
4494 |
||
4495 |
// Else fall through |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4496 |
Node *iffalse = _gvn.transform(new IfFalseNode(opt_ifisnan)); |
1 | 4497 |
set_control(iffalse); |
4498 |
||
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4499 |
phi->init_req(2, _gvn.transform(new MoveD2LNode(arg))); |
1 | 4500 |
r->init_req(2, iffalse); |
4501 |
||
4502 |
// Post merge |
|
4503 |
set_control(_gvn.transform(r)); |
|
4504 |
record_for_igvn(r); |
|
4505 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4506 |
C->set_has_split_ifs(true); // Has chance for split-if optimization |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4507 |
result = phi; |
1 | 4508 |
assert(result->bottom_type()->isa_long(), "must be"); |
4509 |
break; |
|
4510 |
} |
|
4511 |
||
4512 |
case vmIntrinsics::_floatToIntBits: { |
|
4513 |
// two paths (plus control) merge in a wood |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4514 |
RegionNode *r = new RegionNode(3); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4515 |
Node *phi = new PhiNode(r, TypeInt::INT); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4516 |
|
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4517 |
Node *cmpisnan = _gvn.transform(new CmpFNode(arg, arg)); |
1 | 4518 |
// Build the boolean node |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4519 |
Node *bolisnan = _gvn.transform(new BoolNode(cmpisnan, BoolTest::ne)); |
1 | 4520 |
|
4521 |
// Branch either way. |
|
4522 |
// NaN case is less traveled, which makes all the difference. |
|
4523 |
IfNode *ifisnan = create_and_xform_if(control(), bolisnan, PROB_STATIC_FREQUENT, COUNT_UNKNOWN); |
|
4524 |
Node *opt_isnan = _gvn.transform(ifisnan); |
|
4525 |
assert( opt_isnan->is_If(), "Expect an IfNode"); |
|
4526 |
IfNode *opt_ifisnan = (IfNode*)opt_isnan; |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4527 |
Node *iftrue = _gvn.transform(new IfTrueNode(opt_ifisnan)); |
1 | 4528 |
|
4529 |
set_control(iftrue); |
|
4530 |
||
4531 |
static const jint nan_bits = 0x7fc00000; |
|
4532 |
Node *slow_result = makecon(TypeInt::make(nan_bits)); // return NaN |
|
4533 |
phi->init_req(1, _gvn.transform( slow_result )); |
|
4534 |
r->init_req(1, iftrue); |
|
4535 |
||
4536 |
// Else fall through |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4537 |
Node *iffalse = _gvn.transform(new IfFalseNode(opt_ifisnan)); |
1 | 4538 |
set_control(iffalse); |
4539 |
||
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4540 |
phi->init_req(2, _gvn.transform(new MoveF2INode(arg))); |
1 | 4541 |
r->init_req(2, iffalse); |
4542 |
||
4543 |
// Post merge |
|
4544 |
set_control(_gvn.transform(r)); |
|
4545 |
record_for_igvn(r); |
|
4546 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4547 |
C->set_has_split_ifs(true); // Has chance for split-if optimization |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4548 |
result = phi; |
1 | 4549 |
assert(result->bottom_type()->isa_int(), "must be"); |
4550 |
break; |
|
4551 |
} |
|
4552 |
||
4553 |
default: |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4554 |
fatal_unexpected_iid(id); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4555 |
break; |
1 | 4556 |
} |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4557 |
set_result(_gvn.transform(result)); |
1 | 4558 |
return true; |
4559 |
} |
|
4560 |
||
4561 |
//----------------------inline_unsafe_copyMemory------------------------- |
|
36551 | 4562 |
// public native void Unsafe.copyMemory0(Object srcBase, long srcOffset, Object destBase, long destOffset, long bytes); |
1 | 4563 |
bool LibraryCallKit::inline_unsafe_copyMemory() { |
4564 |
if (callee()->is_static()) return false; // caller must have the capability! |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4565 |
null_check_receiver(); // null-check receiver |
1 | 4566 |
if (stopped()) return true; |
4567 |
||
4568 |
C->set_has_unsafe_access(true); // Mark eventual nmethod as "unsafe". |
|
4569 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4570 |
Node* src_ptr = argument(1); // type: oop |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4571 |
Node* src_off = ConvL2X(argument(2)); // type: long |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4572 |
Node* dst_ptr = argument(4); // type: oop |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4573 |
Node* dst_off = ConvL2X(argument(5)); // type: long |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4574 |
Node* size = ConvL2X(argument(7)); // type: long |
1 | 4575 |
|
4576 |
assert(Unsafe_field_offset_to_byte_offset(11) == 11, |
|
4577 |
"fieldOffset must be byte-scaled"); |
|
4578 |
||
4579 |
Node* src = make_unsafe_address(src_ptr, src_off); |
|
4580 |
Node* dst = make_unsafe_address(dst_ptr, dst_off); |
|
4581 |
||
4582 |
// Conservatively insert a memory barrier on all memory slices. |
|
4583 |
// Do not let writes of the copy source or destination float below the copy. |
|
4584 |
insert_mem_bar(Op_MemBarCPUOrder); |
|
4585 |
||
4586 |
// Call it. Note that the length argument is not scaled. |
|
4587 |
make_runtime_call(RC_LEAF|RC_NO_FP, |
|
4588 |
OptoRuntime::fast_arraycopy_Type(), |
|
4589 |
StubRoutines::unsafe_arraycopy(), |
|
4590 |
"unsafe_arraycopy", |
|
4591 |
TypeRawPtr::BOTTOM, |
|
4592 |
src, dst, size XTOP); |
|
4593 |
||
4594 |
// Do not let reads of the copy destination float above the copy. |
|
4595 |
insert_mem_bar(Op_MemBarCPUOrder); |
|
4596 |
||
4597 |
return true; |
|
4598 |
} |
|
4599 |
||
3186
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4600 |
//------------------------clone_coping----------------------------------- |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4601 |
// Helper function for inline_native_clone. |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4602 |
void LibraryCallKit::copy_to_clone(Node* obj, Node* alloc_obj, Node* obj_size, bool is_array, bool card_mark) { |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4603 |
assert(obj_size != NULL, ""); |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4604 |
Node* raw_obj = alloc_obj->in(1); |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4605 |
assert(alloc_obj->is_CheckCastPP() && raw_obj->is_Proj() && raw_obj->in(0)->is_Allocate(), ""); |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4606 |
|
11431
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4607 |
AllocateNode* alloc = NULL; |
3186
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4608 |
if (ReduceBulkZeroing) { |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4609 |
// We will be completely responsible for initializing this object - |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4610 |
// mark Initialize node as complete. |
11431
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4611 |
alloc = AllocateNode::Ideal_allocation(alloc_obj, &_gvn); |
3186
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4612 |
// The object was just allocated - there should be no any stores! |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4613 |
guarantee(alloc != NULL && alloc->maybe_set_complete(&_gvn), ""); |
11431
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4614 |
// Mark as complete_with_arraycopy so that on AllocateNode |
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4615 |
// expansion, we know this AllocateNode is initialized by an array |
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4616 |
// copy and a StoreStore barrier exists after the array copy. |
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4617 |
alloc->initialization()->set_complete_with_arraycopy(); |
3186
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4618 |
} |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4619 |
|
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4620 |
// Copy the fastest available way. |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4621 |
// TODO: generate fields copies for small objects instead. |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4622 |
Node* src = obj; |
3805
3cddd4882151
6880053: assert(alloc_obj->as_CheckCastPP()->type() != TypeInstPtr::NOTNULL)
kvn
parents:
3797
diff
changeset
|
4623 |
Node* dest = alloc_obj; |
3186
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4624 |
Node* size = _gvn.transform(obj_size); |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4625 |
|
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4626 |
// Exclude the header but include array length to copy by 8 bytes words. |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4627 |
// Can't use base_offset_in_bytes(bt) since basic type is unknown. |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4628 |
int base_off = is_array ? arrayOopDesc::length_offset_in_bytes() : |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4629 |
instanceOopDesc::base_offset_in_bytes(); |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4630 |
// base_off: |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4631 |
// 8 - 32-bit VM |
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13486
diff
changeset
|
4632 |
// 12 - 64-bit VM, compressed klass |
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13486
diff
changeset
|
4633 |
// 16 - 64-bit VM, normal klass |
3186
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4634 |
if (base_off % BytesPerLong != 0) { |
19979
ebe1dbb6e1aa
8015107: NPG: Use consistent naming for metaspace concepts
ehelin
parents:
19719
diff
changeset
|
4635 |
assert(UseCompressedClassPointers, ""); |
3186
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4636 |
if (is_array) { |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4637 |
// Exclude length to copy by 8 bytes words. |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4638 |
base_off += sizeof(int); |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4639 |
} else { |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4640 |
// Include klass to copy by 8 bytes words. |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4641 |
base_off = instanceOopDesc::klass_offset_in_bytes(); |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4642 |
} |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4643 |
assert(base_off % BytesPerLong == 0, "expect 8 bytes alignment"); |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4644 |
} |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4645 |
src = basic_plus_adr(src, base_off); |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4646 |
dest = basic_plus_adr(dest, base_off); |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4647 |
|
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4648 |
// Compute the length also, if needed: |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4649 |
Node* countx = size; |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4650 |
countx = _gvn.transform(new SubXNode(countx, MakeConX(base_off))); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4651 |
countx = _gvn.transform(new URShiftXNode(countx, intcon(LogBytesPerLong) )); |
3186
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4652 |
|
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4653 |
const TypePtr* raw_adr_type = TypeRawPtr::BOTTOM; |
26166 | 4654 |
|
42086
feac795f345d
8159611: C2: ArrayCopy elimination skips required parameter checks
simonis
parents:
42069
diff
changeset
|
4655 |
ArrayCopyNode* ac = ArrayCopyNode::make(this, false, src, NULL, dest, NULL, countx, false, false); |
26166 | 4656 |
ac->set_clonebasic(); |
4657 |
Node* n = _gvn.transform(ac); |
|
28396
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4658 |
if (n == ac) { |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4659 |
set_predefined_output_for_runtime_call(ac, ac->in(TypeFunc::Memory), raw_adr_type); |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4660 |
} else { |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4661 |
set_all_memory(n); |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4662 |
} |
3186
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4663 |
|
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4664 |
// If necessary, emit some card marks afterwards. (Non-arrays only.) |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4665 |
if (card_mark) { |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4666 |
assert(!is_array, ""); |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4667 |
// Put in store barrier for any and all oops we are sticking |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4668 |
// into this object. (We could avoid this if we could prove |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4669 |
// that the object type contains no oop fields at all.) |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4670 |
Node* no_particular_value = NULL; |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4671 |
Node* no_particular_field = NULL; |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4672 |
int raw_adr_idx = Compile::AliasIdxRaw; |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4673 |
post_barrier(control(), |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4674 |
memory(raw_adr_type), |
3805
3cddd4882151
6880053: assert(alloc_obj->as_CheckCastPP()->type() != TypeInstPtr::NOTNULL)
kvn
parents:
3797
diff
changeset
|
4675 |
alloc_obj, |
3186
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4676 |
no_particular_field, |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4677 |
raw_adr_idx, |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4678 |
no_particular_value, |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4679 |
T_OBJECT, |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4680 |
false); |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4681 |
} |
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4682 |
|
3805
3cddd4882151
6880053: assert(alloc_obj->as_CheckCastPP()->type() != TypeInstPtr::NOTNULL)
kvn
parents:
3797
diff
changeset
|
4683 |
// Do not let reads from the cloned object float above the arraycopy. |
11431
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4684 |
if (alloc != NULL) { |
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4685 |
// Do not let stores that initialize this object be reordered with |
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4686 |
// a subsequent store that would make this object accessible by |
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4687 |
// other threads. |
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4688 |
// Record what AllocateNode this StoreStore protects so that |
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4689 |
// escape analysis can go from the MemBarStoreStoreNode to the |
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4690 |
// AllocateNode and eliminate the MemBarStoreStoreNode if possible |
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4691 |
// based on the escape status of the AllocateNode. |
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4692 |
insert_mem_bar(Op_MemBarStoreStore, alloc->proj_out(AllocateNode::RawAddress)); |
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4693 |
} else { |
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4694 |
insert_mem_bar(Op_MemBarCPUOrder); |
5ca3a19e559a
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
roland
parents:
11430
diff
changeset
|
4695 |
} |
3186
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4696 |
} |
1 | 4697 |
|
4698 |
//------------------------inline_native_clone---------------------------- |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4699 |
// protected native Object java.lang.Object.clone(); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4700 |
// |
1 | 4701 |
// Here are the simple edge cases: |
4702 |
// null receiver => normal trap |
|
4703 |
// virtual and clone was overridden => slow path to out-of-line clone |
|
4704 |
// not cloneable or finalizer => slow path to out-of-line Object.clone |
|
4705 |
// |
|
4706 |
// The general case has two steps, allocation and copying. |
|
4707 |
// Allocation has two cases, and uses GraphKit::new_instance or new_array. |
|
4708 |
// |
|
4709 |
// Copying also has two cases, oop arrays and everything else. |
|
4710 |
// Oop arrays use arrayof_oop_arraycopy (same as System.arraycopy). |
|
4711 |
// Everything else uses the tight inline loop supplied by CopyArrayNode. |
|
4712 |
// |
|
4713 |
// These steps fold up nicely if and when the cloned object's klass |
|
4714 |
// can be sharply typed as an object array, a type array, or an instance. |
|
4715 |
// |
|
4716 |
bool LibraryCallKit::inline_native_clone(bool is_virtual) { |
|
3602
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4717 |
PhiNode* result_val; |
1 | 4718 |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4719 |
// Set the reexecute bit for the interpreter to reexecute |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4720 |
// the bytecode that invokes Object.clone if deoptimization happens. |
3600
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4721 |
{ PreserveReexecuteState preexecs(this); |
3602
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4722 |
jvms()->set_should_reexecute(true); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4723 |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4724 |
Node* obj = null_check_receiver(); |
3602
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4725 |
if (stopped()) return true; |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4726 |
|
28396
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4727 |
const TypeOopPtr* obj_type = _gvn.type(obj)->is_oopptr(); |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4728 |
|
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4729 |
// If we are going to clone an instance, we need its exact type to |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4730 |
// know the number and types of fields to convert the clone to |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4731 |
// loads/stores. Maybe a speculative type can help us. |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4732 |
if (!obj_type->klass_is_exact() && |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4733 |
obj_type->speculative_type() != NULL && |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4734 |
obj_type->speculative_type()->is_instance_klass()) { |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4735 |
ciInstanceKlass* spec_ik = obj_type->speculative_type()->as_instance_klass(); |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4736 |
if (spec_ik->nof_nonstatic_fields() <= ArrayCopyLoadStoreMaxElem && |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4737 |
!spec_ik->has_injected_fields()) { |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4738 |
ciKlass* k = obj_type->klass(); |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4739 |
if (!k->is_instance_klass() || |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4740 |
k->as_instance_klass()->is_interface() || |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4741 |
k->as_instance_klass()->has_subklass()) { |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4742 |
obj = maybe_cast_profiled_obj(obj, obj_type->speculative_type(), false); |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4743 |
} |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4744 |
} |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4745 |
} |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
4746 |
|
3602
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4747 |
Node* obj_klass = load_object_klass(obj); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4748 |
const TypeKlassPtr* tklass = _gvn.type(obj_klass)->isa_klassptr(); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4749 |
const TypeOopPtr* toop = ((tklass != NULL) |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4750 |
? tklass->as_instance_type() |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4751 |
: TypeInstPtr::NOTNULL); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4752 |
|
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4753 |
// Conservatively insert a memory barrier on all memory slices. |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4754 |
// Do not let writes into the original float below the clone. |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4755 |
insert_mem_bar(Op_MemBarCPUOrder); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4756 |
|
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4757 |
// paths into result_reg: |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4758 |
enum { |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4759 |
_slow_path = 1, // out-of-line call to clone method (virtual or not) |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4760 |
_objArray_path, // plain array allocation, plus arrayof_oop_arraycopy |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4761 |
_array_path, // plain array allocation, plus arrayof_long_arraycopy |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4762 |
_instance_path, // plain instance allocation, plus arrayof_long_arraycopy |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4763 |
PATH_LIMIT |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4764 |
}; |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4765 |
RegionNode* result_reg = new RegionNode(PATH_LIMIT); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4766 |
result_val = new PhiNode(result_reg, TypeInstPtr::NOTNULL); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4767 |
PhiNode* result_i_o = new PhiNode(result_reg, Type::ABIO); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4768 |
PhiNode* result_mem = new PhiNode(result_reg, Type::MEMORY, TypePtr::BOTTOM); |
3602
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4769 |
record_for_igvn(result_reg); |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4770 |
|
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4771 |
const TypePtr* raw_adr_type = TypeRawPtr::BOTTOM; |
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4772 |
int raw_adr_idx = Compile::AliasIdxRaw; |
3600
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4773 |
|
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4774 |
Node* array_ctl = generate_array_guard(obj_klass, (RegionNode*)NULL); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4775 |
if (array_ctl != NULL) { |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4776 |
// It's an array. |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4777 |
PreserveJVMState pjvms(this); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4778 |
set_control(array_ctl); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4779 |
Node* obj_length = load_array_length(obj); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4780 |
Node* obj_size = NULL; |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4781 |
Node* alloc_obj = new_array(obj_klass, obj_length, 0, &obj_size); // no arguments to push |
3600
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4782 |
|
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4783 |
if (!use_ReduceInitialCardMarks()) { |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4784 |
// If it is an oop array, it requires very special treatment, |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4785 |
// because card marking is required on each card of the array. |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4786 |
Node* is_obja = generate_objArray_guard(obj_klass, (RegionNode*)NULL); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4787 |
if (is_obja != NULL) { |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4788 |
PreserveJVMState pjvms2(this); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4789 |
set_control(is_obja); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4790 |
// Generate a direct call to the right arraycopy function(s). |
26166 | 4791 |
Node* alloc = tightly_coupled_allocation(alloc_obj, NULL); |
42086
feac795f345d
8159611: C2: ArrayCopy elimination skips required parameter checks
simonis
parents:
42069
diff
changeset
|
4792 |
ArrayCopyNode* ac = ArrayCopyNode::make(this, true, obj, intcon(0), alloc_obj, intcon(0), obj_length, alloc != NULL, false); |
26166 | 4793 |
ac->set_cloneoop(); |
4794 |
Node* n = _gvn.transform(ac); |
|
4795 |
assert(n == ac, "cannot disappear"); |
|
4796 |
ac->connect_outputs(this); |
|
4797 |
||
3600
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4798 |
result_reg->init_req(_objArray_path, control()); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4799 |
result_val->init_req(_objArray_path, alloc_obj); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4800 |
result_i_o ->set_req(_objArray_path, i_o()); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4801 |
result_mem ->set_req(_objArray_path, reset_memory()); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4802 |
} |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4803 |
} |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4804 |
// Otherwise, there are no card marks to worry about. |
4030
4c471254865e
6888898: CMS: ReduceInitialCardMarks unsafe in the presence of cms precleaning
ysr
parents:
3905
diff
changeset
|
4805 |
// (We can dispense with card marks if we know the allocation |
4c471254865e
6888898: CMS: ReduceInitialCardMarks unsafe in the presence of cms precleaning
ysr
parents:
3905
diff
changeset
|
4806 |
// comes out of eden (TLAB)... In fact, ReduceInitialCardMarks |
4c471254865e
6888898: CMS: ReduceInitialCardMarks unsafe in the presence of cms precleaning
ysr
parents:
3905
diff
changeset
|
4807 |
// causes the non-eden paths to take compensating steps to |
4c471254865e
6888898: CMS: ReduceInitialCardMarks unsafe in the presence of cms precleaning
ysr
parents:
3905
diff
changeset
|
4808 |
// simulate a fresh allocation, so that no further |
4c471254865e
6888898: CMS: ReduceInitialCardMarks unsafe in the presence of cms precleaning
ysr
parents:
3905
diff
changeset
|
4809 |
// card marks are required in compiled code to initialize |
4c471254865e
6888898: CMS: ReduceInitialCardMarks unsafe in the presence of cms precleaning
ysr
parents:
3905
diff
changeset
|
4810 |
// the object.) |
3600
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4811 |
|
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4812 |
if (!stopped()) { |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4813 |
copy_to_clone(obj, alloc_obj, obj_size, true, false); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4814 |
|
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4815 |
// Present the results of the copy. |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4816 |
result_reg->init_req(_array_path, control()); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4817 |
result_val->init_req(_array_path, alloc_obj); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4818 |
result_i_o ->set_req(_array_path, i_o()); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4819 |
result_mem ->set_req(_array_path, reset_memory()); |
1 | 4820 |
} |
4821 |
} |
|
3600
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4822 |
|
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4823 |
// We only go to the instance fast case code if we pass a number of guards. |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4824 |
// The paths which do not pass are accumulated in the slow_region. |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
4825 |
RegionNode* slow_region = new RegionNode(1); |
3600
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4826 |
record_for_igvn(slow_region); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4827 |
if (!stopped()) { |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4828 |
// It's an instance (we did array above). Make the slow-path tests. |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4829 |
// If this is a virtual call, we generate a funny guard. We grab |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4830 |
// the vtable entry corresponding to clone() from the target object. |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4831 |
// If the target method which we are calling happens to be the |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4832 |
// Object clone() method, we pass the guard. We do not need this |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4833 |
// guard for non-virtual calls; the caller is known to be the native |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4834 |
// Object clone(). |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4835 |
if (is_virtual) { |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4836 |
generate_virtual_guard(obj_klass, slow_region); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4837 |
} |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4838 |
|
35544
c7ec868d0923
8133612: new clone logic added in 8042235 is missing from compiler intrinsics
vlivanov
parents:
35540
diff
changeset
|
4839 |
// The object must be easily cloneable and must not have a finalizer. |
3600
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4840 |
// Both of these conditions may be checked in a single test. |
35544
c7ec868d0923
8133612: new clone logic added in 8042235 is missing from compiler intrinsics
vlivanov
parents:
35540
diff
changeset
|
4841 |
// We could optimize the test further, but we don't care. |
3600
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4842 |
generate_access_flags_guard(obj_klass, |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4843 |
// Test both conditions: |
35544
c7ec868d0923
8133612: new clone logic added in 8042235 is missing from compiler intrinsics
vlivanov
parents:
35540
diff
changeset
|
4844 |
JVM_ACC_IS_CLONEABLE_FAST | JVM_ACC_HAS_FINALIZER, |
3600
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4845 |
// Must be cloneable but not finalizer: |
35544
c7ec868d0923
8133612: new clone logic added in 8042235 is missing from compiler intrinsics
vlivanov
parents:
35540
diff
changeset
|
4846 |
JVM_ACC_IS_CLONEABLE_FAST, |
3600
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4847 |
slow_region); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4848 |
} |
3186
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4849 |
|
11ba3d09bd0e
6840775: Multiple JVM crashes seen with 1.6.0_10 through 1.6.0_14
kvn
parents:
3180
diff
changeset
|
4850 |
if (!stopped()) { |
3600
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4851 |
// It's an instance, and it passed the slow-path tests. |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4852 |
PreserveJVMState pjvms(this); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4853 |
Node* obj_size = NULL; |
24945
6df48e563632
8033626: assert(ex_map->jvms()->same_calls_as(_exceptions->jvms())) failed: all collected exceptions must come from the same place
vlivanov
parents:
24923
diff
changeset
|
4854 |
// Need to deoptimize on exception from allocation since Object.clone intrinsic |
6df48e563632
8033626: assert(ex_map->jvms()->same_calls_as(_exceptions->jvms())) failed: all collected exceptions must come from the same place
vlivanov
parents:
24923
diff
changeset
|
4855 |
// is reexecuted if deoptimization occurs and there could be problems when merging |
6df48e563632
8033626: assert(ex_map->jvms()->same_calls_as(_exceptions->jvms())) failed: all collected exceptions must come from the same place
vlivanov
parents:
24923
diff
changeset
|
4856 |
// exception state between multiple Object.clone versions (reexecute=true vs reexecute=false). |
6df48e563632
8033626: assert(ex_map->jvms()->same_calls_as(_exceptions->jvms())) failed: all collected exceptions must come from the same place
vlivanov
parents:
24923
diff
changeset
|
4857 |
Node* alloc_obj = new_instance(obj_klass, NULL, &obj_size, /*deoptimize_on_exception=*/true); |
3600
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4858 |
|
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4859 |
copy_to_clone(obj, alloc_obj, obj_size, false, !use_ReduceInitialCardMarks()); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4860 |
|
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4861 |
// Present the results of the slow call. |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4862 |
result_reg->init_req(_instance_path, control()); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4863 |
result_val->init_req(_instance_path, alloc_obj); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4864 |
result_i_o ->set_req(_instance_path, i_o()); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4865 |
result_mem ->set_req(_instance_path, reset_memory()); |
1 | 4866 |
} |
4867 |
||
3600
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4868 |
// Generate code for the slow case. We make a call to clone(). |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4869 |
set_control(_gvn.transform(slow_region)); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4870 |
if (!stopped()) { |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4871 |
PreserveJVMState pjvms(this); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4872 |
CallJavaNode* slow_call = generate_method_call(vmIntrinsics::_clone, is_virtual); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4873 |
Node* slow_result = set_results_for_java_call(slow_call); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4874 |
// this->control() comes from set_results_for_java_call |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4875 |
result_reg->init_req(_slow_path, control()); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4876 |
result_val->init_req(_slow_path, slow_result); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4877 |
result_i_o ->set_req(_slow_path, i_o()); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4878 |
result_mem ->set_req(_slow_path, reset_memory()); |
27aa4477d039
6833129: specjvm98 fails with NullPointerException in the compiler with -XX:DeoptimizeALot
cfang
parents:
3596
diff
changeset
|
4879 |
} |
3602
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4880 |
|
99f3c60b73a9
6868269: CompileTheWorld assertion failure introduced by the reexecute bit implementation
cfang
parents:
3600
diff
changeset
|
4881 |
// Return the combined state. |
18507
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
4882 |
set_control( _gvn.transform(result_reg)); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
4883 |
set_i_o( _gvn.transform(result_i_o)); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
4884 |
set_all_memory( _gvn.transform(result_mem)); |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4885 |
} // original reexecute is set back here |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4886 |
|
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
4887 |
set_result(_gvn.transform(result_val)); |
1 | 4888 |
return true; |
4889 |
} |
|
4890 |
||
30185 | 4891 |
// If we have a tighly coupled allocation, the arraycopy may take care |
4892 |
// of the array initialization. If one of the guards we insert between |
|
4893 |
// the allocation and the arraycopy causes a deoptimization, an |
|
4894 |
// unitialized array will escape the compiled method. To prevent that |
|
4895 |
// we set the JVM state for uncommon traps between the allocation and |
|
4896 |
// the arraycopy to the state before the allocation so, in case of |
|
4897 |
// deoptimization, we'll reexecute the allocation and the |
|
4898 |
// initialization. |
|
4899 |
JVMState* LibraryCallKit::arraycopy_restore_alloc_state(AllocateArrayNode* alloc, int& saved_reexecute_sp) { |
|
4900 |
if (alloc != NULL) { |
|
4901 |
ciMethod* trap_method = alloc->jvms()->method(); |
|
4902 |
int trap_bci = alloc->jvms()->bci(); |
|
4903 |
||
4904 |
if (!C->too_many_traps(trap_method, trap_bci, Deoptimization::Reason_intrinsic) & |
|
4905 |
!C->too_many_traps(trap_method, trap_bci, Deoptimization::Reason_null_check)) { |
|
4906 |
// Make sure there's no store between the allocation and the |
|
4907 |
// arraycopy otherwise visible side effects could be rexecuted |
|
4908 |
// in case of deoptimization and cause incorrect execution. |
|
4909 |
bool no_interfering_store = true; |
|
4910 |
Node* mem = alloc->in(TypeFunc::Memory); |
|
4911 |
if (mem->is_MergeMem()) { |
|
4912 |
for (MergeMemStream mms(merged_memory(), mem->as_MergeMem()); mms.next_non_empty2(); ) { |
|
4913 |
Node* n = mms.memory(); |
|
4914 |
if (n != mms.memory2() && !(n->is_Proj() && n->in(0) == alloc->initialization())) { |
|
4915 |
assert(n->is_Store(), "what else?"); |
|
4916 |
no_interfering_store = false; |
|
4917 |
break; |
|
4918 |
} |
|
4919 |
} |
|
4920 |
} else { |
|
4921 |
for (MergeMemStream mms(merged_memory()); mms.next_non_empty(); ) { |
|
4922 |
Node* n = mms.memory(); |
|
4923 |
if (n != mem && !(n->is_Proj() && n->in(0) == alloc->initialization())) { |
|
4924 |
assert(n->is_Store(), "what else?"); |
|
4925 |
no_interfering_store = false; |
|
4926 |
break; |
|
4927 |
} |
|
4928 |
} |
|
4929 |
} |
|
4930 |
||
4931 |
if (no_interfering_store) { |
|
4932 |
JVMState* old_jvms = alloc->jvms()->clone_shallow(C); |
|
4933 |
uint size = alloc->req(); |
|
4934 |
SafePointNode* sfpt = new SafePointNode(size, old_jvms); |
|
4935 |
old_jvms->set_map(sfpt); |
|
4936 |
for (uint i = 0; i < size; i++) { |
|
4937 |
sfpt->init_req(i, alloc->in(i)); |
|
4938 |
} |
|
4939 |
// re-push array length for deoptimization |
|
4940 |
sfpt->ins_req(old_jvms->stkoff() + old_jvms->sp(), alloc->in(AllocateNode::ALength)); |
|
4941 |
old_jvms->set_sp(old_jvms->sp()+1); |
|
4942 |
old_jvms->set_monoff(old_jvms->monoff()+1); |
|
4943 |
old_jvms->set_scloff(old_jvms->scloff()+1); |
|
4944 |
old_jvms->set_endoff(old_jvms->endoff()+1); |
|
4945 |
old_jvms->set_should_reexecute(true); |
|
4946 |
||
4947 |
sfpt->set_i_o(map()->i_o()); |
|
4948 |
sfpt->set_memory(map()->memory()); |
|
4949 |
sfpt->set_control(map()->control()); |
|
4950 |
||
4951 |
JVMState* saved_jvms = jvms(); |
|
4952 |
saved_reexecute_sp = _reexecute_sp; |
|
4953 |
||
4954 |
set_jvms(sfpt->jvms()); |
|
4955 |
_reexecute_sp = jvms()->sp(); |
|
4956 |
||
4957 |
return saved_jvms; |
|
4958 |
} |
|
4959 |
} |
|
4960 |
} |
|
4961 |
return NULL; |
|
4962 |
} |
|
4963 |
||
4964 |
// In case of a deoptimization, we restart execution at the |
|
4965 |
// allocation, allocating a new array. We would leave an uninitialized |
|
4966 |
// array in the heap that GCs wouldn't expect. Move the allocation |
|
4967 |
// after the traps so we don't allocate the array if we |
|
4968 |
// deoptimize. This is possible because tightly_coupled_allocation() |
|
4969 |
// guarantees there's no observer of the allocated array at this point |
|
4970 |
// and the control flow is simple enough. |
|
43963
6845bb645be5
8174164: SafePointNode::_replaced_nodes breaks with irreducible loops
roland
parents:
43956
diff
changeset
|
4971 |
void LibraryCallKit::arraycopy_move_allocation_here(AllocateArrayNode* alloc, Node* dest, JVMState* saved_jvms, |
6845bb645be5
8174164: SafePointNode::_replaced_nodes breaks with irreducible loops
roland
parents:
43956
diff
changeset
|
4972 |
int saved_reexecute_sp, uint new_idx) { |
30208
ed11124f18e1
8075921: assert assert(allocx == alloc) fails in library_call.cpp
roland
parents:
30191
diff
changeset
|
4973 |
if (saved_jvms != NULL && !stopped()) { |
30185 | 4974 |
assert(alloc != NULL, "only with a tightly coupled allocation"); |
4975 |
// restore JVM state to the state at the arraycopy |
|
4976 |
saved_jvms->map()->set_control(map()->control()); |
|
4977 |
assert(saved_jvms->map()->memory() == map()->memory(), "memory state changed?"); |
|
4978 |
assert(saved_jvms->map()->i_o() == map()->i_o(), "IO state changed?"); |
|
4979 |
// If we've improved the types of some nodes (null check) while |
|
4980 |
// emitting the guards, propagate them to the current state |
|
43963
6845bb645be5
8174164: SafePointNode::_replaced_nodes breaks with irreducible loops
roland
parents:
43956
diff
changeset
|
4981 |
map()->replaced_nodes().apply(saved_jvms->map(), new_idx); |
30185 | 4982 |
set_jvms(saved_jvms); |
4983 |
_reexecute_sp = saved_reexecute_sp; |
|
4984 |
||
4985 |
// Remove the allocation from above the guards |
|
4986 |
CallProjections callprojs; |
|
4987 |
alloc->extract_projections(&callprojs, true); |
|
4988 |
InitializeNode* init = alloc->initialization(); |
|
4989 |
Node* alloc_mem = alloc->in(TypeFunc::Memory); |
|
4990 |
C->gvn_replace_by(callprojs.fallthrough_ioproj, alloc->in(TypeFunc::I_O)); |
|
4991 |
C->gvn_replace_by(init->proj_out(TypeFunc::Memory), alloc_mem); |
|
4992 |
C->gvn_replace_by(init->proj_out(TypeFunc::Control), alloc->in(0)); |
|
4993 |
||
4994 |
// move the allocation here (after the guards) |
|
4995 |
_gvn.hash_delete(alloc); |
|
4996 |
alloc->set_req(TypeFunc::Control, control()); |
|
4997 |
alloc->set_req(TypeFunc::I_O, i_o()); |
|
4998 |
Node *mem = reset_memory(); |
|
4999 |
set_all_memory(mem); |
|
5000 |
alloc->set_req(TypeFunc::Memory, mem); |
|
5001 |
set_control(init->proj_out(TypeFunc::Control)); |
|
5002 |
set_i_o(callprojs.fallthrough_ioproj); |
|
5003 |
||
5004 |
// Update memory as done in GraphKit::set_output_for_allocation() |
|
5005 |
const TypeInt* length_type = _gvn.find_int_type(alloc->in(AllocateNode::ALength)); |
|
5006 |
const TypeOopPtr* ary_type = _gvn.type(alloc->in(AllocateNode::KlassNode))->is_klassptr()->as_instance_type(); |
|
5007 |
if (ary_type->isa_aryptr() && length_type != NULL) { |
|
5008 |
ary_type = ary_type->is_aryptr()->cast_to_size(length_type); |
|
5009 |
} |
|
5010 |
const TypePtr* telemref = ary_type->add_offset(Type::OffsetBot); |
|
5011 |
int elemidx = C->get_alias_index(telemref); |
|
5012 |
set_memory(init->proj_out(TypeFunc::Memory), Compile::AliasIdxRaw); |
|
5013 |
set_memory(init->proj_out(TypeFunc::Memory), elemidx); |
|
5014 |
||
5015 |
Node* allocx = _gvn.transform(alloc); |
|
5016 |
assert(allocx == alloc, "where has the allocation gone?"); |
|
5017 |
assert(dest->is_CheckCastPP(), "not an allocation result?"); |
|
5018 |
||
5019 |
_gvn.hash_delete(dest); |
|
5020 |
dest->set_req(0, control()); |
|
5021 |
Node* destx = _gvn.transform(dest); |
|
5022 |
assert(destx == dest, "where has the allocation result gone?"); |
|
5023 |
} |
|
5024 |
} |
|
5025 |
||
5026 |
||
1 | 5027 |
//------------------------------inline_arraycopy----------------------- |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
5028 |
// public static native void java.lang.System.arraycopy(Object src, int srcPos, |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
5029 |
// Object dest, int destPos, |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
5030 |
// int length); |
1 | 5031 |
bool LibraryCallKit::inline_arraycopy() { |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
5032 |
// Get the arguments. |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
5033 |
Node* src = argument(0); // type: oop |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
5034 |
Node* src_offset = argument(1); // type: int |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
5035 |
Node* dest = argument(2); // type: oop |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
5036 |
Node* dest_offset = argument(3); // type: int |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
5037 |
Node* length = argument(4); // type: int |
1 | 5038 |
|
43963
6845bb645be5
8174164: SafePointNode::_replaced_nodes breaks with irreducible loops
roland
parents:
43956
diff
changeset
|
5039 |
uint new_idx = C->unique(); |
30185 | 5040 |
|
5041 |
// Check for allocation before we add nodes that would confuse |
|
5042 |
// tightly_coupled_allocation() |
|
5043 |
AllocateArrayNode* alloc = tightly_coupled_allocation(dest, NULL); |
|
5044 |
||
5045 |
int saved_reexecute_sp = -1; |
|
5046 |
JVMState* saved_jvms = arraycopy_restore_alloc_state(alloc, saved_reexecute_sp); |
|
5047 |
// See arraycopy_restore_alloc_state() comment |
|
5048 |
// if alloc == NULL we don't have to worry about a tightly coupled allocation so we can emit all needed guards |
|
5049 |
// if saved_jvms != NULL (then alloc != NULL) then we can handle guards and a tightly coupled allocation |
|
45514
0fc9cc73ce45
8181292: Backport Rename internal Unsafe.compare methods from 10 to 9
psandoz
parents:
44634
diff
changeset
|
5050 |
// if saved_jvms == NULL and alloc != NULL, we can't emit any guards |
30185 | 5051 |
bool can_emit_guards = (alloc == NULL || saved_jvms != NULL); |
5052 |
||
26166 | 5053 |
// The following tests must be performed |
1 | 5054 |
// (1) src and dest are arrays. |
26166 | 5055 |
// (2) src and dest arrays must have elements of the same BasicType |
5056 |
// (3) src and dest must not be null. |
|
5057 |
// (4) src_offset must not be negative. |
|
5058 |
// (5) dest_offset must not be negative. |
|
5059 |
// (6) length must not be negative. |
|
5060 |
// (7) src_offset + length must not exceed length of src. |
|
5061 |
// (8) dest_offset + length must not exceed length of dest. |
|
5062 |
// (9) each element of an oop array must be assignable |
|
5063 |
||
5064 |
// (3) src and dest must not be null. |
|
5065 |
// always do this here because we need the JVM state for uncommon traps |
|
30185 | 5066 |
Node* null_ctl = top(); |
5067 |
src = saved_jvms != NULL ? null_check_oop(src, &null_ctl, true, true) : null_check(src, T_ARRAY); |
|
5068 |
assert(null_ctl->is_top(), "no null control here"); |
|
26166 | 5069 |
dest = null_check(dest, T_ARRAY); |
5070 |
||
30185 | 5071 |
if (!can_emit_guards) { |
5072 |
// if saved_jvms == NULL and alloc != NULL, we don't emit any |
|
5073 |
// guards but the arraycopy node could still take advantage of a |
|
5074 |
// tightly allocated allocation. tightly_coupled_allocation() is |
|
5075 |
// called again to make sure it takes the null check above into |
|
5076 |
// account: the null check is mandatory and if it caused an |
|
5077 |
// uncommon trap to be emitted then the allocation can't be |
|
5078 |
// considered tightly coupled in this context. |
|
5079 |
alloc = tightly_coupled_allocation(dest, NULL); |
|
27921
4b932655e504
8064703: crash running specjvm98's javac following 8060252
roland
parents:
27637
diff
changeset
|
5080 |
} |
4b932655e504
8064703: crash running specjvm98's javac following 8060252
roland
parents:
27637
diff
changeset
|
5081 |
|
28396
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
5082 |
bool validated = false; |
26166 | 5083 |
|
5084 |
const Type* src_type = _gvn.type(src); |
|
5085 |
const Type* dest_type = _gvn.type(dest); |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
5086 |
const TypeAryPtr* top_src = src_type->isa_aryptr(); |
1 | 5087 |
const TypeAryPtr* top_dest = dest_type->isa_aryptr(); |
21099 | 5088 |
|
5089 |
// Do we have the type of src? |
|
5090 |
bool has_src = (top_src != NULL && top_src->klass() != NULL); |
|
5091 |
// Do we have the type of dest? |
|
5092 |
bool has_dest = (top_dest != NULL && top_dest->klass() != NULL); |
|
5093 |
// Is the type for src from speculation? |
|
5094 |
bool src_spec = false; |
|
5095 |
// Is the type for dest from speculation? |
|
5096 |
bool dest_spec = false; |
|
5097 |
||
30185 | 5098 |
if ((!has_src || !has_dest) && can_emit_guards) { |
21099 | 5099 |
// We don't have sufficient type information, let's see if |
5100 |
// speculative types can help. We need to have types for both src |
|
5101 |
// and dest so that it pays off. |
|
5102 |
||
5103 |
// Do we already have or could we have type information for src |
|
5104 |
bool could_have_src = has_src; |
|
5105 |
// Do we already have or could we have type information for dest |
|
5106 |
bool could_have_dest = has_dest; |
|
5107 |
||
5108 |
ciKlass* src_k = NULL; |
|
5109 |
if (!has_src) { |
|
23525
e3eb08ead679
8031755: Type speculation should be used to optimize explicit null checks
roland
parents:
23495
diff
changeset
|
5110 |
src_k = src_type->speculative_type_not_null(); |
21099 | 5111 |
if (src_k != NULL && src_k->is_array_klass()) { |
5112 |
could_have_src = true; |
|
5113 |
} |
|
5114 |
} |
|
5115 |
||
5116 |
ciKlass* dest_k = NULL; |
|
5117 |
if (!has_dest) { |
|
23525
e3eb08ead679
8031755: Type speculation should be used to optimize explicit null checks
roland
parents:
23495
diff
changeset
|
5118 |
dest_k = dest_type->speculative_type_not_null(); |
21099 | 5119 |
if (dest_k != NULL && dest_k->is_array_klass()) { |
5120 |
could_have_dest = true; |
|
5121 |
} |
|
5122 |
} |
|
5123 |
||
5124 |
if (could_have_src && could_have_dest) { |
|
5125 |
// This is going to pay off so emit the required guards |
|
5126 |
if (!has_src) { |
|
30185 | 5127 |
src = maybe_cast_profiled_obj(src, src_k, true); |
21099 | 5128 |
src_type = _gvn.type(src); |
5129 |
top_src = src_type->isa_aryptr(); |
|
5130 |
has_src = (top_src != NULL && top_src->klass() != NULL); |
|
5131 |
src_spec = true; |
|
5132 |
} |
|
5133 |
if (!has_dest) { |
|
27921
4b932655e504
8064703: crash running specjvm98's javac following 8060252
roland
parents:
27637
diff
changeset
|
5134 |
dest = maybe_cast_profiled_obj(dest, dest_k, true); |
21099 | 5135 |
dest_type = _gvn.type(dest); |
5136 |
top_dest = dest_type->isa_aryptr(); |
|
5137 |
has_dest = (top_dest != NULL && top_dest->klass() != NULL); |
|
5138 |
dest_spec = true; |
|
5139 |
} |
|
5140 |
} |
|
5141 |
} |
|
5142 |
||
30185 | 5143 |
if (has_src && has_dest && can_emit_guards) { |
26166 | 5144 |
BasicType src_elem = top_src->klass()->as_array_klass()->element_type()->basic_type(); |
5145 |
BasicType dest_elem = top_dest->klass()->as_array_klass()->element_type()->basic_type(); |
|
5146 |
if (src_elem == T_ARRAY) src_elem = T_OBJECT; |
|
5147 |
if (dest_elem == T_ARRAY) dest_elem = T_OBJECT; |
|
5148 |
||
5149 |
if (src_elem == dest_elem && src_elem == T_OBJECT) { |
|
5150 |
// If both arrays are object arrays then having the exact types |
|
5151 |
// for both will remove the need for a subtype check at runtime |
|
5152 |
// before the call and may make it possible to pick a faster copy |
|
5153 |
// routine (without a subtype check on every element) |
|
5154 |
// Do we have the exact type of src? |
|
5155 |
bool could_have_src = src_spec; |
|
5156 |
// Do we have the exact type of dest? |
|
5157 |
bool could_have_dest = dest_spec; |
|
5158 |
ciKlass* src_k = top_src->klass(); |
|
5159 |
ciKlass* dest_k = top_dest->klass(); |
|
5160 |
if (!src_spec) { |
|
5161 |
src_k = src_type->speculative_type_not_null(); |
|
5162 |
if (src_k != NULL && src_k->is_array_klass()) { |
|
21099 | 5163 |
could_have_src = true; |
26166 | 5164 |
} |
21099 | 5165 |
} |
26166 | 5166 |
if (!dest_spec) { |
5167 |
dest_k = dest_type->speculative_type_not_null(); |
|
5168 |
if (dest_k != NULL && dest_k->is_array_klass()) { |
|
5169 |
could_have_dest = true; |
|
5170 |
} |
|
21099 | 5171 |
} |
26166 | 5172 |
if (could_have_src && could_have_dest) { |
5173 |
// If we can have both exact types, emit the missing guards |
|
5174 |
if (could_have_src && !src_spec) { |
|
30185 | 5175 |
src = maybe_cast_profiled_obj(src, src_k, true); |
26166 | 5176 |
} |
5177 |
if (could_have_dest && !dest_spec) { |
|
27921
4b932655e504
8064703: crash running specjvm98's javac following 8060252
roland
parents:
27637
diff
changeset
|
5178 |
dest = maybe_cast_profiled_obj(dest, dest_k, true); |
26166 | 5179 |
} |
21099 | 5180 |
} |
5181 |
} |
|
5182 |
} |
|
5183 |
||
30185 | 5184 |
ciMethod* trap_method = method(); |
5185 |
int trap_bci = bci(); |
|
5186 |
if (saved_jvms != NULL) { |
|
5187 |
trap_method = alloc->jvms()->method(); |
|
5188 |
trap_bci = alloc->jvms()->bci(); |
|
5189 |
} |
|
5190 |
||
42086
feac795f345d
8159611: C2: ArrayCopy elimination skips required parameter checks
simonis
parents:
42069
diff
changeset
|
5191 |
bool negative_length_guard_generated = false; |
feac795f345d
8159611: C2: ArrayCopy elimination skips required parameter checks
simonis
parents:
42069
diff
changeset
|
5192 |
|
30185 | 5193 |
if (!C->too_many_traps(trap_method, trap_bci, Deoptimization::Reason_intrinsic) && |
5194 |
can_emit_guards && |
|
5195 |
!src->is_top() && !dest->is_top()) { |
|
26166 | 5196 |
// validate arguments: enables transformation the ArrayCopyNode |
28396
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
5197 |
validated = true; |
26166 | 5198 |
|
5199 |
RegionNode* slow_region = new RegionNode(1); |
|
1 | 5200 |
record_for_igvn(slow_region); |
26166 | 5201 |
|
5202 |
// (1) src and dest are arrays. |
|
5203 |
generate_non_array_guard(load_object_klass(src), slow_region); |
|
5204 |
generate_non_array_guard(load_object_klass(dest), slow_region); |
|
5205 |
||
5206 |
// (2) src and dest arrays must have elements of the same BasicType |
|
5207 |
// done at macro expansion or at Ideal transformation time |
|
5208 |
||
5209 |
// (4) src_offset must not be negative. |
|
5210 |
generate_negative_guard(src_offset, slow_region); |
|
5211 |
||
5212 |
// (5) dest_offset must not be negative. |
|
5213 |
generate_negative_guard(dest_offset, slow_region); |
|
5214 |
||
5215 |
// (7) src_offset + length must not exceed length of src. |
|
5216 |
generate_limit_guard(src_offset, length, |
|
5217 |
load_array_length(src), |
|
5218 |
slow_region); |
|
5219 |
||
5220 |
// (8) dest_offset + length must not exceed length of dest. |
|
5221 |
generate_limit_guard(dest_offset, length, |
|
5222 |
load_array_length(dest), |
|
5223 |
slow_region); |
|
5224 |
||
42086
feac795f345d
8159611: C2: ArrayCopy elimination skips required parameter checks
simonis
parents:
42069
diff
changeset
|
5225 |
// (6) length must not be negative. |
feac795f345d
8159611: C2: ArrayCopy elimination skips required parameter checks
simonis
parents:
42069
diff
changeset
|
5226 |
// This is also checked in generate_arraycopy() during macro expansion, but |
feac795f345d
8159611: C2: ArrayCopy elimination skips required parameter checks
simonis
parents:
42069
diff
changeset
|
5227 |
// we also have to check it here for the case where the ArrayCopyNode will |
feac795f345d
8159611: C2: ArrayCopy elimination skips required parameter checks
simonis
parents:
42069
diff
changeset
|
5228 |
// be eliminated by Escape Analysis. |
feac795f345d
8159611: C2: ArrayCopy elimination skips required parameter checks
simonis
parents:
42069
diff
changeset
|
5229 |
if (EliminateAllocations) { |
feac795f345d
8159611: C2: ArrayCopy elimination skips required parameter checks
simonis
parents:
42069
diff
changeset
|
5230 |
generate_negative_guard(length, slow_region); |
feac795f345d
8159611: C2: ArrayCopy elimination skips required parameter checks
simonis
parents:
42069
diff
changeset
|
5231 |
negative_length_guard_generated = true; |
feac795f345d
8159611: C2: ArrayCopy elimination skips required parameter checks
simonis
parents:
42069
diff
changeset
|
5232 |
} |
feac795f345d
8159611: C2: ArrayCopy elimination skips required parameter checks
simonis
parents:
42069
diff
changeset
|
5233 |
|
26166 | 5234 |
// (9) each element of an oop array must be assignable |
1 | 5235 |
Node* src_klass = load_object_klass(src); |
5236 |
Node* dest_klass = load_object_klass(dest); |
|
5237 |
Node* not_subtype_ctrl = gen_subtype_check(src_klass, dest_klass); |
|
26166 | 5238 |
|
1 | 5239 |
if (not_subtype_ctrl != top()) { |
30185 | 5240 |
PreserveJVMState pjvms(this); |
5241 |
set_control(not_subtype_ctrl); |
|
5242 |
uncommon_trap(Deoptimization::Reason_intrinsic, |
|
5243 |
Deoptimization::Action_make_not_entrant); |
|
5244 |
assert(stopped(), "Should be stopped"); |
|
1 | 5245 |
} |
30185 | 5246 |
{ |
26166 | 5247 |
PreserveJVMState pjvms(this); |
5248 |
set_control(_gvn.transform(slow_region)); |
|
5249 |
uncommon_trap(Deoptimization::Reason_intrinsic, |
|
5250 |
Deoptimization::Action_make_not_entrant); |
|
5251 |
assert(stopped(), "Should be stopped"); |
|
1 | 5252 |
} |
5253 |
} |
|
5254 |
||
43963
6845bb645be5
8174164: SafePointNode::_replaced_nodes breaks with irreducible loops
roland
parents:
43956
diff
changeset
|
5255 |
arraycopy_move_allocation_here(alloc, dest, saved_jvms, saved_reexecute_sp, new_idx); |
30185 | 5256 |
|
26166 | 5257 |
if (stopped()) { |
5258 |
return true; |
|
1 | 5259 |
} |
5260 |
||
42086
feac795f345d
8159611: C2: ArrayCopy elimination skips required parameter checks
simonis
parents:
42069
diff
changeset
|
5261 |
ArrayCopyNode* ac = ArrayCopyNode::make(this, true, src, src_offset, dest, dest_offset, length, alloc != NULL, negative_length_guard_generated, |
26180
2fbed11af70e
8055153: nsk/stress/jck60/jck60014 crashes on sparc
roland
parents:
26171
diff
changeset
|
5262 |
// Create LoadRange and LoadKlass nodes for use during macro expansion here |
2fbed11af70e
8055153: nsk/stress/jck60/jck60014 crashes on sparc
roland
parents:
26171
diff
changeset
|
5263 |
// so the compiler has a chance to eliminate them: during macro expansion, |
2fbed11af70e
8055153: nsk/stress/jck60/jck60014 crashes on sparc
roland
parents:
26171
diff
changeset
|
5264 |
// we have to set their control (CastPP nodes are eliminated). |
26435
b446202ac824
8055910: closed/java/util/Collections/CheckedCollections.java failed with ClassCastException not thrown
roland
parents:
26434
diff
changeset
|
5265 |
load_object_klass(src), load_object_klass(dest), |
b446202ac824
8055910: closed/java/util/Collections/CheckedCollections.java failed with ClassCastException not thrown
roland
parents:
26434
diff
changeset
|
5266 |
load_array_length(src), load_array_length(dest)); |
26166 | 5267 |
|
28396
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
5268 |
ac->set_arraycopy(validated); |
1 | 5269 |
|
26166 | 5270 |
Node* n = _gvn.transform(ac); |
28396
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
5271 |
if (n == ac) { |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
5272 |
ac->connect_outputs(this); |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
5273 |
} else { |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
5274 |
assert(validated, "shouldn't transform if all arguments not validated"); |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
5275 |
set_all_memory(n); |
7fe4347e6792
6700100: optimize inline_native_clone() for small objects with exact klass
roland
parents:
27921
diff
changeset
|
5276 |
} |
26166 | 5277 |
|
5278 |
return true; |
|
1 | 5279 |
} |
5280 |
||
5281 |
||
5282 |
// Helper function which determines if an arraycopy immediately follows |
|
5283 |
// an allocation, with no intervening tests or other escapes for the object. |
|
5284 |
AllocateArrayNode* |
|
5285 |
LibraryCallKit::tightly_coupled_allocation(Node* ptr, |
|
5286 |
RegionNode* slow_region) { |
|
5287 |
if (stopped()) return NULL; // no fast path |
|
5288 |
if (C->AliasLevel() == 0) return NULL; // no MergeMems around |
|
5289 |
||
5290 |
AllocateArrayNode* alloc = AllocateArrayNode::Ideal_array_allocation(ptr, &_gvn); |
|
5291 |
if (alloc == NULL) return NULL; |
|
5292 |
||
5293 |
Node* rawmem = memory(Compile::AliasIdxRaw); |
|
5294 |
// Is the allocation's memory state untouched? |
|
5295 |
if (!(rawmem->is_Proj() && rawmem->in(0)->is_Initialize())) { |
|
5296 |
// Bail out if there have been raw-memory effects since the allocation. |
|
5297 |
// (Example: There might have been a call or safepoint.) |
|
5298 |
return NULL; |
|
5299 |
} |
|
5300 |
rawmem = rawmem->in(0)->as_Initialize()->memory(Compile::AliasIdxRaw); |
|
5301 |
if (!(rawmem->is_Proj() && rawmem->in(0) == alloc)) { |
|
5302 |
return NULL; |
|
5303 |
} |
|
5304 |
||
5305 |
// There must be no unexpected observers of this allocation. |
|
5306 |
for (DUIterator_Fast imax, i = ptr->fast_outs(imax); i < imax; i++) { |
|
5307 |
Node* obs = ptr->fast_out(i); |
|
5308 |
if (obs != this->map()) { |
|
5309 |
return NULL; |
|
5310 |
} |
|
5311 |
} |
|
5312 |
||
5313 |
// This arraycopy must unconditionally follow the allocation of the ptr. |
|
5314 |
Node* alloc_ctl = ptr->in(0); |
|
5315 |
assert(just_allocated_object(alloc_ctl) == ptr, "most recent allo"); |
|
5316 |
||
5317 |
Node* ctl = control(); |
|
5318 |
while (ctl != alloc_ctl) { |
|
5319 |
// There may be guards which feed into the slow_region. |
|
5320 |
// Any other control flow means that we might not get a chance |
|
5321 |
// to finish initializing the allocated object. |
|
5322 |
if ((ctl->is_IfFalse() || ctl->is_IfTrue()) && ctl->in(0)->is_If()) { |
|
5323 |
IfNode* iff = ctl->in(0)->as_If(); |
|
5324 |
Node* not_ctl = iff->proj_out(1 - ctl->as_Proj()->_con); |
|
5325 |
assert(not_ctl != NULL && not_ctl != ctl, "found alternate"); |
|
5326 |
if (slow_region != NULL && slow_region->find_edge(not_ctl) >= 1) { |
|
5327 |
ctl = iff->in(0); // This test feeds the known slow_region. |
|
5328 |
continue; |
|
5329 |
} |
|
5330 |
// One more try: Various low-level checks bottom out in |
|
5331 |
// uncommon traps. If the debug-info of the trap omits |
|
5332 |
// any reference to the allocation, as we've already |
|
5333 |
// observed, then there can be no objection to the trap. |
|
5334 |
bool found_trap = false; |
|
5335 |
for (DUIterator_Fast jmax, j = not_ctl->fast_outs(jmax); j < jmax; j++) { |
|
5336 |
Node* obs = not_ctl->fast_out(j); |
|
5337 |
if (obs->in(0) == not_ctl && obs->is_Call() && |
|
6418 | 5338 |
(obs->as_Call()->entry_point() == SharedRuntime::uncommon_trap_blob()->entry_point())) { |
1 | 5339 |
found_trap = true; break; |
5340 |
} |
|
5341 |
} |
|
5342 |
if (found_trap) { |
|
5343 |
ctl = iff->in(0); // This test feeds a harmless uncommon trap. |
|
5344 |
continue; |
|
5345 |
} |
|
5346 |
} |
|
5347 |
return NULL; |
|
5348 |
} |
|
5349 |
||
5350 |
// If we get this far, we have an allocation which immediately |
|
5351 |
// precedes the arraycopy, and we can take over zeroing the new object. |
|
5352 |
// The arraycopy will finish the initialization, and provide |
|
5353 |
// a new control state to which we will anchor the destination pointer. |
|
5354 |
||
5355 |
return alloc; |
|
5356 |
} |
|
5357 |
||
15242
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5358 |
//-------------inline_encodeISOArray----------------------------------- |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5359 |
// encode char[] to byte[] in ISO_8859_1 |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5360 |
bool LibraryCallKit::inline_encodeISOArray() { |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5361 |
assert(callee()->signature()->size() == 5, "encodeISOArray has 5 parameters"); |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5362 |
// no receiver since it is static method |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5363 |
Node *src = argument(0); |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5364 |
Node *src_offset = argument(1); |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5365 |
Node *dst = argument(2); |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5366 |
Node *dst_offset = argument(3); |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5367 |
Node *length = argument(4); |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5368 |
|
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5369 |
const Type* src_type = src->Value(&_gvn); |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5370 |
const Type* dst_type = dst->Value(&_gvn); |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5371 |
const TypeAryPtr* top_src = src_type->isa_aryptr(); |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5372 |
const TypeAryPtr* top_dest = dst_type->isa_aryptr(); |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5373 |
if (top_src == NULL || top_src->klass() == NULL || |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5374 |
top_dest == NULL || top_dest->klass() == NULL) { |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5375 |
// failed array check |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5376 |
return false; |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5377 |
} |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5378 |
|
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5379 |
// Figure out the size and type of the elements we will be copying. |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5380 |
BasicType src_elem = src_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5381 |
BasicType dst_elem = dst_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
33628 | 5382 |
if (!((src_elem == T_CHAR) || (src_elem== T_BYTE)) || dst_elem != T_BYTE) { |
15242
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5383 |
return false; |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5384 |
} |
33628 | 5385 |
|
5386 |
Node* src_start = array_element_address(src, src_offset, T_CHAR); |
|
15242
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5387 |
Node* dst_start = array_element_address(dst, dst_offset, dst_elem); |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5388 |
// 'src_start' points to src array + scaled offset |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5389 |
// 'dst_start' points to dst array + scaled offset |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5390 |
|
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5391 |
const TypeAryPtr* mtype = TypeAryPtr::BYTES; |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
5392 |
Node* enc = new EncodeISOArrayNode(control(), memory(mtype), src_start, dst_start, length); |
15242
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5393 |
enc = _gvn.transform(enc); |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
5394 |
Node* res_mem = _gvn.transform(new SCMemProjNode(enc)); |
15242
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5395 |
set_memory(res_mem, mtype); |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5396 |
set_result(enc); |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5397 |
return true; |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5398 |
} |
695bb216be99
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
15208
diff
changeset
|
5399 |
|
26434
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5400 |
//-------------inline_multiplyToLen----------------------------------- |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5401 |
bool LibraryCallKit::inline_multiplyToLen() { |
31587
e48945b7849c
8076112: Add @HotSpotIntrinsicCandidate annotation to indicate methods for which Java Runtime has intrinsics
zmajo
parents:
31584
diff
changeset
|
5402 |
assert(UseMultiplyToLenIntrinsic, "not implemented on this platform"); |
26434
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5403 |
|
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5404 |
address stubAddr = StubRoutines::multiplyToLen(); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5405 |
if (stubAddr == NULL) { |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5406 |
return false; // Intrinsic's stub is not implemented on this platform |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5407 |
} |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5408 |
const char* stubName = "multiplyToLen"; |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5409 |
|
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5410 |
assert(callee()->signature()->size() == 5, "multiplyToLen has 5 parameters"); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5411 |
|
31583
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5412 |
// no receiver because it is a static method |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5413 |
Node* x = argument(0); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5414 |
Node* xlen = argument(1); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5415 |
Node* y = argument(2); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5416 |
Node* ylen = argument(3); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5417 |
Node* z = argument(4); |
26434
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5418 |
|
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5419 |
const Type* x_type = x->Value(&_gvn); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5420 |
const Type* y_type = y->Value(&_gvn); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5421 |
const TypeAryPtr* top_x = x_type->isa_aryptr(); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5422 |
const TypeAryPtr* top_y = y_type->isa_aryptr(); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5423 |
if (top_x == NULL || top_x->klass() == NULL || |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5424 |
top_y == NULL || top_y->klass() == NULL) { |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5425 |
// failed array check |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5426 |
return false; |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5427 |
} |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5428 |
|
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5429 |
BasicType x_elem = x_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5430 |
BasicType y_elem = y_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5431 |
if (x_elem != T_INT || y_elem != T_INT) { |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5432 |
return false; |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5433 |
} |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5434 |
|
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5435 |
// Set the original stack and the reexecute bit for the interpreter to reexecute |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5436 |
// the bytecode that invokes BigInteger.multiplyToLen() if deoptimization happens |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5437 |
// on the return from z array allocation in runtime. |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5438 |
{ PreserveReexecuteState preexecs(this); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5439 |
jvms()->set_should_reexecute(true); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5440 |
|
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5441 |
Node* x_start = array_element_address(x, intcon(0), x_elem); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5442 |
Node* y_start = array_element_address(y, intcon(0), y_elem); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5443 |
// 'x_start' points to x array + scaled xlen |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5444 |
// 'y_start' points to y array + scaled ylen |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5445 |
|
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5446 |
// Allocate the result array |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5447 |
Node* zlen = _gvn.transform(new AddINode(xlen, ylen)); |
26584
43335aea982b
8057758: Tests run TypeProfileLevel=222 crash with guarantee(0) failed: must find derived/base pair
roland
parents:
26442
diff
changeset
|
5448 |
ciKlass* klass = ciTypeArrayKlass::make(T_INT); |
43335aea982b
8057758: Tests run TypeProfileLevel=222 crash with guarantee(0) failed: must find derived/base pair
roland
parents:
26442
diff
changeset
|
5449 |
Node* klass_node = makecon(TypeKlassPtr::make(klass)); |
26434
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5450 |
|
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5451 |
IdealKit ideal(this); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5452 |
|
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5453 |
#define __ ideal. |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5454 |
Node* one = __ ConI(1); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5455 |
Node* zero = __ ConI(0); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5456 |
IdealVariable need_alloc(ideal), z_alloc(ideal); __ declarations_done(); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5457 |
__ set(need_alloc, zero); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5458 |
__ set(z_alloc, z); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5459 |
__ if_then(z, BoolTest::eq, null()); { |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5460 |
__ increment (need_alloc, one); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5461 |
} __ else_(); { |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5462 |
// Update graphKit memory and control from IdealKit. |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5463 |
sync_kit(ideal); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5464 |
Node* zlen_arg = load_array_length(z); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5465 |
// Update IdealKit memory and control from graphKit. |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5466 |
__ sync_kit(this); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5467 |
__ if_then(zlen_arg, BoolTest::lt, zlen); { |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5468 |
__ increment (need_alloc, one); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5469 |
} __ end_if(); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5470 |
} __ end_if(); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5471 |
|
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5472 |
__ if_then(__ value(need_alloc), BoolTest::ne, zero); { |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5473 |
// Update graphKit memory and control from IdealKit. |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5474 |
sync_kit(ideal); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5475 |
Node * narr = new_array(klass_node, zlen, 1); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5476 |
// Update IdealKit memory and control from graphKit. |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5477 |
__ sync_kit(this); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5478 |
__ set(z_alloc, narr); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5479 |
} __ end_if(); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5480 |
|
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5481 |
sync_kit(ideal); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5482 |
z = __ value(z_alloc); |
26584
43335aea982b
8057758: Tests run TypeProfileLevel=222 crash with guarantee(0) failed: must find derived/base pair
roland
parents:
26442
diff
changeset
|
5483 |
// Can't use TypeAryPtr::INTS which uses Bottom offset. |
43335aea982b
8057758: Tests run TypeProfileLevel=222 crash with guarantee(0) failed: must find derived/base pair
roland
parents:
26442
diff
changeset
|
5484 |
_gvn.set_type(z, TypeOopPtr::make_from_klass(klass)); |
26434
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5485 |
// Final sync IdealKit and GraphKit. |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5486 |
final_sync(ideal); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5487 |
#undef __ |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5488 |
|
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5489 |
Node* z_start = array_element_address(z, intcon(0), T_INT); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5490 |
|
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5491 |
Node* call = make_runtime_call(RC_LEAF|RC_NO_FP, |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5492 |
OptoRuntime::multiplyToLen_Type(), |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5493 |
stubAddr, stubName, TypePtr::BOTTOM, |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5494 |
x_start, xlen, y_start, ylen, z_start, zlen); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5495 |
} // original reexecute is set back here |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5496 |
|
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5497 |
C->set_has_split_ifs(true); // Has chance for split-if optimization |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5498 |
set_result(z); |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5499 |
return true; |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5500 |
} |
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5501 |
|
31129
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5502 |
//-------------inline_squareToLen------------------------------------ |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5503 |
bool LibraryCallKit::inline_squareToLen() { |
33628 | 5504 |
assert(UseSquareToLenIntrinsic, "not implemented on this platform"); |
31129
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5505 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5506 |
address stubAddr = StubRoutines::squareToLen(); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5507 |
if (stubAddr == NULL) { |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5508 |
return false; // Intrinsic's stub is not implemented on this platform |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5509 |
} |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5510 |
const char* stubName = "squareToLen"; |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5511 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5512 |
assert(callee()->signature()->size() == 4, "implSquareToLen has 4 parameters"); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5513 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5514 |
Node* x = argument(0); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5515 |
Node* len = argument(1); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5516 |
Node* z = argument(2); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5517 |
Node* zlen = argument(3); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5518 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5519 |
const Type* x_type = x->Value(&_gvn); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5520 |
const Type* z_type = z->Value(&_gvn); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5521 |
const TypeAryPtr* top_x = x_type->isa_aryptr(); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5522 |
const TypeAryPtr* top_z = z_type->isa_aryptr(); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5523 |
if (top_x == NULL || top_x->klass() == NULL || |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5524 |
top_z == NULL || top_z->klass() == NULL) { |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5525 |
// failed array check |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5526 |
return false; |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5527 |
} |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5528 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5529 |
BasicType x_elem = x_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5530 |
BasicType z_elem = z_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5531 |
if (x_elem != T_INT || z_elem != T_INT) { |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5532 |
return false; |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5533 |
} |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5534 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5535 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5536 |
Node* x_start = array_element_address(x, intcon(0), x_elem); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5537 |
Node* z_start = array_element_address(z, intcon(0), z_elem); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5538 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5539 |
Node* call = make_runtime_call(RC_LEAF|RC_NO_FP, |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5540 |
OptoRuntime::squareToLen_Type(), |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5541 |
stubAddr, stubName, TypePtr::BOTTOM, |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5542 |
x_start, len, z_start, zlen); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5543 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5544 |
set_result(z); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5545 |
return true; |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5546 |
} |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5547 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5548 |
//-------------inline_mulAdd------------------------------------------ |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5549 |
bool LibraryCallKit::inline_mulAdd() { |
33628 | 5550 |
assert(UseMulAddIntrinsic, "not implemented on this platform"); |
31129
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5551 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5552 |
address stubAddr = StubRoutines::mulAdd(); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5553 |
if (stubAddr == NULL) { |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5554 |
return false; // Intrinsic's stub is not implemented on this platform |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5555 |
} |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5556 |
const char* stubName = "mulAdd"; |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5557 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5558 |
assert(callee()->signature()->size() == 5, "mulAdd has 5 parameters"); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5559 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5560 |
Node* out = argument(0); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5561 |
Node* in = argument(1); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5562 |
Node* offset = argument(2); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5563 |
Node* len = argument(3); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5564 |
Node* k = argument(4); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5565 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5566 |
const Type* out_type = out->Value(&_gvn); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5567 |
const Type* in_type = in->Value(&_gvn); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5568 |
const TypeAryPtr* top_out = out_type->isa_aryptr(); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5569 |
const TypeAryPtr* top_in = in_type->isa_aryptr(); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5570 |
if (top_out == NULL || top_out->klass() == NULL || |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5571 |
top_in == NULL || top_in->klass() == NULL) { |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5572 |
// failed array check |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5573 |
return false; |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5574 |
} |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5575 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5576 |
BasicType out_elem = out_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5577 |
BasicType in_elem = in_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5578 |
if (out_elem != T_INT || in_elem != T_INT) { |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5579 |
return false; |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5580 |
} |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5581 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5582 |
Node* outlen = load_array_length(out); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5583 |
Node* new_offset = _gvn.transform(new SubINode(outlen, offset)); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5584 |
Node* out_start = array_element_address(out, intcon(0), out_elem); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5585 |
Node* in_start = array_element_address(in, intcon(0), in_elem); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5586 |
|
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5587 |
Node* call = make_runtime_call(RC_LEAF|RC_NO_FP, |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5588 |
OptoRuntime::mulAdd_Type(), |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5589 |
stubAddr, stubName, TypePtr::BOTTOM, |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5590 |
out_start,in_start, new_offset, len, k); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5591 |
Node* result = _gvn.transform(new ProjNode(call, TypeFunc::Parms)); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5592 |
set_result(result); |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5593 |
return true; |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5594 |
} |
02ee7609f0e1
8081778: Use Intel x64 CPU instructions for RSA acceleration
kvn
parents:
31035
diff
changeset
|
5595 |
|
31583
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5596 |
//-------------inline_montgomeryMultiply----------------------------------- |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5597 |
bool LibraryCallKit::inline_montgomeryMultiply() { |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5598 |
address stubAddr = StubRoutines::montgomeryMultiply(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5599 |
if (stubAddr == NULL) { |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5600 |
return false; // Intrinsic's stub is not implemented on this platform |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5601 |
} |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5602 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5603 |
assert(UseMontgomeryMultiplyIntrinsic, "not implemented on this platform"); |
42555
2676a2244888
8169201: Montgomery multiply intrinsic should use correct name
rraghavan
parents:
42086
diff
changeset
|
5604 |
const char* stubName = "montgomery_multiply"; |
31583
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5605 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5606 |
assert(callee()->signature()->size() == 7, "montgomeryMultiply has 7 parameters"); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5607 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5608 |
Node* a = argument(0); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5609 |
Node* b = argument(1); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5610 |
Node* n = argument(2); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5611 |
Node* len = argument(3); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5612 |
Node* inv = argument(4); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5613 |
Node* m = argument(6); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5614 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5615 |
const Type* a_type = a->Value(&_gvn); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5616 |
const TypeAryPtr* top_a = a_type->isa_aryptr(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5617 |
const Type* b_type = b->Value(&_gvn); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5618 |
const TypeAryPtr* top_b = b_type->isa_aryptr(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5619 |
const Type* n_type = a->Value(&_gvn); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5620 |
const TypeAryPtr* top_n = n_type->isa_aryptr(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5621 |
const Type* m_type = a->Value(&_gvn); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5622 |
const TypeAryPtr* top_m = m_type->isa_aryptr(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5623 |
if (top_a == NULL || top_a->klass() == NULL || |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5624 |
top_b == NULL || top_b->klass() == NULL || |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5625 |
top_n == NULL || top_n->klass() == NULL || |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5626 |
top_m == NULL || top_m->klass() == NULL) { |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5627 |
// failed array check |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5628 |
return false; |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5629 |
} |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5630 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5631 |
BasicType a_elem = a_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5632 |
BasicType b_elem = b_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5633 |
BasicType n_elem = n_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5634 |
BasicType m_elem = m_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5635 |
if (a_elem != T_INT || b_elem != T_INT || n_elem != T_INT || m_elem != T_INT) { |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5636 |
return false; |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5637 |
} |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5638 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5639 |
// Make the call |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5640 |
{ |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5641 |
Node* a_start = array_element_address(a, intcon(0), a_elem); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5642 |
Node* b_start = array_element_address(b, intcon(0), b_elem); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5643 |
Node* n_start = array_element_address(n, intcon(0), n_elem); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5644 |
Node* m_start = array_element_address(m, intcon(0), m_elem); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5645 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5646 |
Node* call = make_runtime_call(RC_LEAF, |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5647 |
OptoRuntime::montgomeryMultiply_Type(), |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5648 |
stubAddr, stubName, TypePtr::BOTTOM, |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5649 |
a_start, b_start, n_start, len, inv, top(), |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5650 |
m_start); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5651 |
set_result(m); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5652 |
} |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5653 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5654 |
return true; |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5655 |
} |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5656 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5657 |
bool LibraryCallKit::inline_montgomerySquare() { |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5658 |
address stubAddr = StubRoutines::montgomerySquare(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5659 |
if (stubAddr == NULL) { |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5660 |
return false; // Intrinsic's stub is not implemented on this platform |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5661 |
} |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5662 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5663 |
assert(UseMontgomerySquareIntrinsic, "not implemented on this platform"); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5664 |
const char* stubName = "montgomery_square"; |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5665 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5666 |
assert(callee()->signature()->size() == 6, "montgomerySquare has 6 parameters"); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5667 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5668 |
Node* a = argument(0); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5669 |
Node* n = argument(1); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5670 |
Node* len = argument(2); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5671 |
Node* inv = argument(3); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5672 |
Node* m = argument(5); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5673 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5674 |
const Type* a_type = a->Value(&_gvn); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5675 |
const TypeAryPtr* top_a = a_type->isa_aryptr(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5676 |
const Type* n_type = a->Value(&_gvn); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5677 |
const TypeAryPtr* top_n = n_type->isa_aryptr(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5678 |
const Type* m_type = a->Value(&_gvn); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5679 |
const TypeAryPtr* top_m = m_type->isa_aryptr(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5680 |
if (top_a == NULL || top_a->klass() == NULL || |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5681 |
top_n == NULL || top_n->klass() == NULL || |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5682 |
top_m == NULL || top_m->klass() == NULL) { |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5683 |
// failed array check |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5684 |
return false; |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5685 |
} |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5686 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5687 |
BasicType a_elem = a_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5688 |
BasicType n_elem = n_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5689 |
BasicType m_elem = m_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5690 |
if (a_elem != T_INT || n_elem != T_INT || m_elem != T_INT) { |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5691 |
return false; |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5692 |
} |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5693 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5694 |
// Make the call |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5695 |
{ |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5696 |
Node* a_start = array_element_address(a, intcon(0), a_elem); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5697 |
Node* n_start = array_element_address(n, intcon(0), n_elem); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5698 |
Node* m_start = array_element_address(m, intcon(0), m_elem); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5699 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5700 |
Node* call = make_runtime_call(RC_LEAF, |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5701 |
OptoRuntime::montgomerySquare_Type(), |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5702 |
stubAddr, stubName, TypePtr::BOTTOM, |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5703 |
a_start, n_start, len, inv, top(), |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5704 |
m_start); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5705 |
set_result(m); |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5706 |
} |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5707 |
|
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5708 |
return true; |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5709 |
} |
eb5bea7b4835
8130150: Implement BigInteger.montgomeryMultiply intrinsic
aph
parents:
31228
diff
changeset
|
5710 |
|
35110
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5711 |
//-------------inline_vectorizedMismatch------------------------------ |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5712 |
bool LibraryCallKit::inline_vectorizedMismatch() { |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5713 |
assert(UseVectorizedMismatchIntrinsic, "not implementated on this platform"); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5714 |
|
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5715 |
address stubAddr = StubRoutines::vectorizedMismatch(); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5716 |
if (stubAddr == NULL) { |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5717 |
return false; // Intrinsic's stub is not implemented on this platform |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5718 |
} |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5719 |
const char* stubName = "vectorizedMismatch"; |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5720 |
int size_l = callee()->signature()->size(); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5721 |
assert(callee()->signature()->size() == 8, "vectorizedMismatch has 6 parameters"); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5722 |
|
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5723 |
Node* obja = argument(0); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5724 |
Node* aoffset = argument(1); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5725 |
Node* objb = argument(3); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5726 |
Node* boffset = argument(4); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5727 |
Node* length = argument(6); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5728 |
Node* scale = argument(7); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5729 |
|
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5730 |
const Type* a_type = obja->Value(&_gvn); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5731 |
const Type* b_type = objb->Value(&_gvn); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5732 |
const TypeAryPtr* top_a = a_type->isa_aryptr(); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5733 |
const TypeAryPtr* top_b = b_type->isa_aryptr(); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5734 |
if (top_a == NULL || top_a->klass() == NULL || |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5735 |
top_b == NULL || top_b->klass() == NULL) { |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5736 |
// failed array check |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5737 |
return false; |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5738 |
} |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5739 |
|
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5740 |
Node* call; |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5741 |
jvms()->set_should_reexecute(true); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5742 |
|
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5743 |
Node* obja_adr = make_unsafe_address(obja, aoffset); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5744 |
Node* objb_adr = make_unsafe_address(objb, boffset); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5745 |
|
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5746 |
call = make_runtime_call(RC_LEAF, |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5747 |
OptoRuntime::vectorizedMismatch_Type(), |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5748 |
stubAddr, stubName, TypePtr::BOTTOM, |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5749 |
obja_adr, objb_adr, length, scale); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5750 |
|
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5751 |
Node* result = _gvn.transform(new ProjNode(call, TypeFunc::Parms)); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5752 |
set_result(result); |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5753 |
return true; |
f19bcdf40799
8143355: Update for addition of vectorizedMismatch intrinsic for x86
kvn
parents:
35086
diff
changeset
|
5754 |
} |
26434
09ad55e5f486
8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method
kvn
parents:
26180
diff
changeset
|
5755 |
|
18507
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5756 |
/** |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5757 |
* Calculate CRC32 for byte. |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5758 |
* int java.util.zip.CRC32.update(int crc, int b) |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5759 |
*/ |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5760 |
bool LibraryCallKit::inline_updateCRC32() { |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5761 |
assert(UseCRC32Intrinsics, "need AVX and LCMUL instructions support"); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5762 |
assert(callee()->signature()->size() == 2, "update has 2 parameters"); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5763 |
// no receiver since it is static method |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5764 |
Node* crc = argument(0); // type: int |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5765 |
Node* b = argument(1); // type: int |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5766 |
|
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5767 |
/* |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5768 |
* int c = ~ crc; |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5769 |
* b = timesXtoThe32[(b ^ c) & 0xFF]; |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5770 |
* b = b ^ (c >>> 8); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5771 |
* crc = ~b; |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5772 |
*/ |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5773 |
|
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5774 |
Node* M1 = intcon(-1); |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
5775 |
crc = _gvn.transform(new XorINode(crc, M1)); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
5776 |
Node* result = _gvn.transform(new XorINode(crc, b)); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
5777 |
result = _gvn.transform(new AndINode(result, intcon(0xFF))); |
18507
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5778 |
|
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5779 |
Node* base = makecon(TypeRawPtr::make(StubRoutines::crc_table_addr())); |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
5780 |
Node* offset = _gvn.transform(new LShiftINode(result, intcon(0x2))); |
18507
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5781 |
Node* adr = basic_plus_adr(top(), base, ConvI2X(offset)); |
22845
d8812d0ff387
8024921: PPC64 (part 113): Extend Load and Store nodes to know about memory ordering
goetz
parents:
21207
diff
changeset
|
5782 |
result = make_load(control(), adr, TypeInt::INT, T_INT, MemNode::unordered); |
18507
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5783 |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
5784 |
crc = _gvn.transform(new URShiftINode(crc, intcon(8))); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
5785 |
result = _gvn.transform(new XorINode(crc, result)); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
5786 |
result = _gvn.transform(new XorINode(result, M1)); |
18507
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5787 |
set_result(result); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5788 |
return true; |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5789 |
} |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5790 |
|
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5791 |
/** |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5792 |
* Calculate CRC32 for byte[] array. |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5793 |
* int java.util.zip.CRC32.updateBytes(int crc, byte[] buf, int off, int len) |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5794 |
*/ |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5795 |
bool LibraryCallKit::inline_updateBytesCRC32() { |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5796 |
assert(UseCRC32Intrinsics, "need AVX and LCMUL instructions support"); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5797 |
assert(callee()->signature()->size() == 4, "updateBytes has 4 parameters"); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5798 |
// no receiver since it is static method |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5799 |
Node* crc = argument(0); // type: int |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5800 |
Node* src = argument(1); // type: oop |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5801 |
Node* offset = argument(2); // type: int |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5802 |
Node* length = argument(3); // type: int |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5803 |
|
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5804 |
const Type* src_type = src->Value(&_gvn); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5805 |
const TypeAryPtr* top_src = src_type->isa_aryptr(); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5806 |
if (top_src == NULL || top_src->klass() == NULL) { |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5807 |
// failed array check |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5808 |
return false; |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5809 |
} |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5810 |
|
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5811 |
// Figure out the size and type of the elements we will be copying. |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5812 |
BasicType src_elem = src_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5813 |
if (src_elem != T_BYTE) { |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5814 |
return false; |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5815 |
} |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5816 |
|
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5817 |
// 'src_start' points to src array + scaled offset |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5818 |
Node* src_start = array_element_address(src, offset, src_elem); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5819 |
|
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5820 |
// We assume that range check is done by caller. |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5821 |
// TODO: generate range check (offset+length < src.length) in debug VM. |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5822 |
|
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5823 |
// Call the stub. |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5824 |
address stubAddr = StubRoutines::updateBytesCRC32(); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5825 |
const char *stubName = "updateBytesCRC32"; |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5826 |
|
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5827 |
Node* call = make_runtime_call(RC_LEAF|RC_NO_FP, OptoRuntime::updateBytesCRC32_Type(), |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5828 |
stubAddr, stubName, TypePtr::BOTTOM, |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5829 |
crc, src_start, length); |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
5830 |
Node* result = _gvn.transform(new ProjNode(call, TypeFunc::Parms)); |
18507
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5831 |
set_result(result); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5832 |
return true; |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5833 |
} |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5834 |
|
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5835 |
/** |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5836 |
* Calculate CRC32 for ByteBuffer. |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5837 |
* int java.util.zip.CRC32.updateByteBuffer(int crc, long buf, int off, int len) |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5838 |
*/ |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5839 |
bool LibraryCallKit::inline_updateByteBufferCRC32() { |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5840 |
assert(UseCRC32Intrinsics, "need AVX and LCMUL instructions support"); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5841 |
assert(callee()->signature()->size() == 5, "updateByteBuffer has 4 parameters and one is long"); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5842 |
// no receiver since it is static method |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5843 |
Node* crc = argument(0); // type: int |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5844 |
Node* src = argument(1); // type: long |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5845 |
Node* offset = argument(3); // type: int |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5846 |
Node* length = argument(4); // type: int |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5847 |
|
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5848 |
src = ConvL2X(src); // adjust Java long to machine word |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
5849 |
Node* base = _gvn.transform(new CastX2PNode(src)); |
18507
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5850 |
offset = ConvI2X(offset); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5851 |
|
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5852 |
// 'src_start' points to src array + scaled offset |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5853 |
Node* src_start = basic_plus_adr(top(), base, offset); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5854 |
|
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5855 |
// Call the stub. |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5856 |
address stubAddr = StubRoutines::updateBytesCRC32(); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5857 |
const char *stubName = "updateBytesCRC32"; |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5858 |
|
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5859 |
Node* call = make_runtime_call(RC_LEAF|RC_NO_FP, OptoRuntime::updateBytesCRC32_Type(), |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5860 |
stubAddr, stubName, TypePtr::BOTTOM, |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5861 |
crc, src_start, length); |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
5862 |
Node* result = _gvn.transform(new ProjNode(call, TypeFunc::Parms)); |
18507
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5863 |
set_result(result); |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5864 |
return true; |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5865 |
} |
61bfc8995bb3
7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32
drchase
parents:
18025
diff
changeset
|
5866 |
|
31515 | 5867 |
//------------------------------get_table_from_crc32c_class----------------------- |
5868 |
Node * LibraryCallKit::get_table_from_crc32c_class(ciInstanceKlass *crc32c_class) { |
|
5869 |
Node* table = load_field_from_object(NULL, "byteTable", "[I", /*is_exact*/ false, /*is_static*/ true, crc32c_class); |
|
5870 |
assert (table != NULL, "wrong version of java.util.zip.CRC32C"); |
|
5871 |
||
5872 |
return table; |
|
5873 |
} |
|
5874 |
||
5875 |
//------------------------------inline_updateBytesCRC32C----------------------- |
|
5876 |
// |
|
5877 |
// Calculate CRC32C for byte[] array. |
|
5878 |
// int java.util.zip.CRC32C.updateBytes(int crc, byte[] buf, int off, int end) |
|
5879 |
// |
|
5880 |
bool LibraryCallKit::inline_updateBytesCRC32C() { |
|
5881 |
assert(UseCRC32CIntrinsics, "need CRC32C instruction support"); |
|
5882 |
assert(callee()->signature()->size() == 4, "updateBytes has 4 parameters"); |
|
5883 |
assert(callee()->holder()->is_loaded(), "CRC32C class must be loaded"); |
|
5884 |
// no receiver since it is a static method |
|
5885 |
Node* crc = argument(0); // type: int |
|
5886 |
Node* src = argument(1); // type: oop |
|
5887 |
Node* offset = argument(2); // type: int |
|
5888 |
Node* end = argument(3); // type: int |
|
5889 |
||
5890 |
Node* length = _gvn.transform(new SubINode(end, offset)); |
|
5891 |
||
5892 |
const Type* src_type = src->Value(&_gvn); |
|
5893 |
const TypeAryPtr* top_src = src_type->isa_aryptr(); |
|
5894 |
if (top_src == NULL || top_src->klass() == NULL) { |
|
5895 |
// failed array check |
|
5896 |
return false; |
|
5897 |
} |
|
5898 |
||
5899 |
// Figure out the size and type of the elements we will be copying. |
|
5900 |
BasicType src_elem = src_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
|
5901 |
if (src_elem != T_BYTE) { |
|
5902 |
return false; |
|
5903 |
} |
|
5904 |
||
5905 |
// 'src_start' points to src array + scaled offset |
|
5906 |
Node* src_start = array_element_address(src, offset, src_elem); |
|
5907 |
||
5908 |
// static final int[] byteTable in class CRC32C |
|
5909 |
Node* table = get_table_from_crc32c_class(callee()->holder()); |
|
5910 |
Node* table_start = array_element_address(table, intcon(0), T_INT); |
|
5911 |
||
5912 |
// We assume that range check is done by caller. |
|
5913 |
// TODO: generate range check (offset+length < src.length) in debug VM. |
|
5914 |
||
5915 |
// Call the stub. |
|
5916 |
address stubAddr = StubRoutines::updateBytesCRC32C(); |
|
5917 |
const char *stubName = "updateBytesCRC32C"; |
|
5918 |
||
5919 |
Node* call = make_runtime_call(RC_LEAF, OptoRuntime::updateBytesCRC32C_Type(), |
|
5920 |
stubAddr, stubName, TypePtr::BOTTOM, |
|
5921 |
crc, src_start, length, table_start); |
|
5922 |
Node* result = _gvn.transform(new ProjNode(call, TypeFunc::Parms)); |
|
5923 |
set_result(result); |
|
5924 |
return true; |
|
5925 |
} |
|
5926 |
||
5927 |
//------------------------------inline_updateDirectByteBufferCRC32C----------------------- |
|
5928 |
// |
|
5929 |
// Calculate CRC32C for DirectByteBuffer. |
|
5930 |
// int java.util.zip.CRC32C.updateDirectByteBuffer(int crc, long buf, int off, int end) |
|
5931 |
// |
|
5932 |
bool LibraryCallKit::inline_updateDirectByteBufferCRC32C() { |
|
5933 |
assert(UseCRC32CIntrinsics, "need CRC32C instruction support"); |
|
5934 |
assert(callee()->signature()->size() == 5, "updateDirectByteBuffer has 4 parameters and one is long"); |
|
5935 |
assert(callee()->holder()->is_loaded(), "CRC32C class must be loaded"); |
|
5936 |
// no receiver since it is a static method |
|
5937 |
Node* crc = argument(0); // type: int |
|
5938 |
Node* src = argument(1); // type: long |
|
5939 |
Node* offset = argument(3); // type: int |
|
5940 |
Node* end = argument(4); // type: int |
|
5941 |
||
5942 |
Node* length = _gvn.transform(new SubINode(end, offset)); |
|
5943 |
||
5944 |
src = ConvL2X(src); // adjust Java long to machine word |
|
5945 |
Node* base = _gvn.transform(new CastX2PNode(src)); |
|
5946 |
offset = ConvI2X(offset); |
|
5947 |
||
5948 |
// 'src_start' points to src array + scaled offset |
|
5949 |
Node* src_start = basic_plus_adr(top(), base, offset); |
|
5950 |
||
5951 |
// static final int[] byteTable in class CRC32C |
|
5952 |
Node* table = get_table_from_crc32c_class(callee()->holder()); |
|
5953 |
Node* table_start = array_element_address(table, intcon(0), T_INT); |
|
5954 |
||
5955 |
// Call the stub. |
|
5956 |
address stubAddr = StubRoutines::updateBytesCRC32C(); |
|
5957 |
const char *stubName = "updateBytesCRC32C"; |
|
5958 |
||
5959 |
Node* call = make_runtime_call(RC_LEAF, OptoRuntime::updateBytesCRC32C_Type(), |
|
5960 |
stubAddr, stubName, TypePtr::BOTTOM, |
|
5961 |
crc, src_start, length, table_start); |
|
5962 |
Node* result = _gvn.transform(new ProjNode(call, TypeFunc::Parms)); |
|
5963 |
set_result(result); |
|
5964 |
return true; |
|
5965 |
} |
|
5966 |
||
32581 | 5967 |
//------------------------------inline_updateBytesAdler32---------------------- |
5968 |
// |
|
5969 |
// Calculate Adler32 checksum for byte[] array. |
|
5970 |
// int java.util.zip.Adler32.updateBytes(int crc, byte[] buf, int off, int len) |
|
5971 |
// |
|
5972 |
bool LibraryCallKit::inline_updateBytesAdler32() { |
|
5973 |
assert(UseAdler32Intrinsics, "Adler32 Instrinsic support need"); // check if we actually need to check this flag or check a different one |
|
5974 |
assert(callee()->signature()->size() == 4, "updateBytes has 4 parameters"); |
|
5975 |
assert(callee()->holder()->is_loaded(), "Adler32 class must be loaded"); |
|
5976 |
// no receiver since it is static method |
|
5977 |
Node* crc = argument(0); // type: int |
|
5978 |
Node* src = argument(1); // type: oop |
|
5979 |
Node* offset = argument(2); // type: int |
|
5980 |
Node* length = argument(3); // type: int |
|
5981 |
||
5982 |
const Type* src_type = src->Value(&_gvn); |
|
5983 |
const TypeAryPtr* top_src = src_type->isa_aryptr(); |
|
5984 |
if (top_src == NULL || top_src->klass() == NULL) { |
|
5985 |
// failed array check |
|
5986 |
return false; |
|
5987 |
} |
|
5988 |
||
5989 |
// Figure out the size and type of the elements we will be copying. |
|
5990 |
BasicType src_elem = src_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
|
5991 |
if (src_elem != T_BYTE) { |
|
5992 |
return false; |
|
5993 |
} |
|
5994 |
||
5995 |
// 'src_start' points to src array + scaled offset |
|
5996 |
Node* src_start = array_element_address(src, offset, src_elem); |
|
5997 |
||
5998 |
// We assume that range check is done by caller. |
|
5999 |
// TODO: generate range check (offset+length < src.length) in debug VM. |
|
6000 |
||
6001 |
// Call the stub. |
|
6002 |
address stubAddr = StubRoutines::updateBytesAdler32(); |
|
6003 |
const char *stubName = "updateBytesAdler32"; |
|
6004 |
||
6005 |
Node* call = make_runtime_call(RC_LEAF, OptoRuntime::updateBytesAdler32_Type(), |
|
6006 |
stubAddr, stubName, TypePtr::BOTTOM, |
|
6007 |
crc, src_start, length); |
|
6008 |
Node* result = _gvn.transform(new ProjNode(call, TypeFunc::Parms)); |
|
6009 |
set_result(result); |
|
6010 |
return true; |
|
6011 |
} |
|
6012 |
||
6013 |
//------------------------------inline_updateByteBufferAdler32--------------- |
|
6014 |
// |
|
6015 |
// Calculate Adler32 checksum for DirectByteBuffer. |
|
6016 |
// int java.util.zip.Adler32.updateByteBuffer(int crc, long buf, int off, int len) |
|
6017 |
// |
|
6018 |
bool LibraryCallKit::inline_updateByteBufferAdler32() { |
|
6019 |
assert(UseAdler32Intrinsics, "Adler32 Instrinsic support need"); // check if we actually need to check this flag or check a different one |
|
6020 |
assert(callee()->signature()->size() == 5, "updateByteBuffer has 4 parameters and one is long"); |
|
6021 |
assert(callee()->holder()->is_loaded(), "Adler32 class must be loaded"); |
|
6022 |
// no receiver since it is static method |
|
6023 |
Node* crc = argument(0); // type: int |
|
6024 |
Node* src = argument(1); // type: long |
|
6025 |
Node* offset = argument(3); // type: int |
|
6026 |
Node* length = argument(4); // type: int |
|
6027 |
||
6028 |
src = ConvL2X(src); // adjust Java long to machine word |
|
6029 |
Node* base = _gvn.transform(new CastX2PNode(src)); |
|
6030 |
offset = ConvI2X(offset); |
|
6031 |
||
6032 |
// 'src_start' points to src array + scaled offset |
|
6033 |
Node* src_start = basic_plus_adr(top(), base, offset); |
|
6034 |
||
6035 |
// Call the stub. |
|
6036 |
address stubAddr = StubRoutines::updateBytesAdler32(); |
|
6037 |
const char *stubName = "updateBytesAdler32"; |
|
6038 |
||
6039 |
Node* call = make_runtime_call(RC_LEAF, OptoRuntime::updateBytesAdler32_Type(), |
|
6040 |
stubAddr, stubName, TypePtr::BOTTOM, |
|
6041 |
crc, src_start, length); |
|
6042 |
||
6043 |
Node* result = _gvn.transform(new ProjNode(call, TypeFunc::Parms)); |
|
6044 |
set_result(result); |
|
6045 |
return true; |
|
6046 |
} |
|
6047 |
||
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6048 |
//----------------------------inline_reference_get---------------------------- |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6049 |
// public T java.lang.ref.Reference.get(); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6050 |
bool LibraryCallKit::inline_reference_get() { |
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6051 |
const int referent_offset = java_lang_ref_Reference::referent_offset; |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6052 |
guarantee(referent_offset > 0, "should have already been set"); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6053 |
|
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6054 |
// Get the argument: |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6055 |
Node* reference_obj = null_check_receiver(); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6056 |
if (stopped()) return true; |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6057 |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6058 |
Node* adr = basic_plus_adr(reference_obj, reference_obj, referent_offset); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6059 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6060 |
ciInstanceKlass* klass = env()->Object_klass(); |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6061 |
const TypeOopPtr* object_type = TypeOopPtr::make_from_klass(klass); |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6062 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6063 |
Node* no_ctrl = NULL; |
22845
d8812d0ff387
8024921: PPC64 (part 113): Extend Load and Store nodes to know about memory ordering
goetz
parents:
21207
diff
changeset
|
6064 |
Node* result = make_load(no_ctrl, adr, object_type, T_OBJECT, MemNode::unordered); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6065 |
|
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6066 |
// Use the pre-barrier to record the value in the referent field |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6067 |
pre_barrier(false /* do_load */, |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6068 |
control(), |
9185
7b717a00a48e
7036021: G1: build failure on win64 and linux with hs21 in jdk6 build environment
johnc
parents:
9182
diff
changeset
|
6069 |
NULL /* obj */, NULL /* adr */, max_juint /* alias_idx */, NULL /* val */, NULL /* val_type */, |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6070 |
result /* pre_val */, |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6071 |
T_OBJECT); |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6072 |
|
13486
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
6073 |
// Add memory barrier to prevent commoning reads from this field |
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
6074 |
// across safepoint since GC can change its value. |
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
6075 |
insert_mem_bar(Op_MemBarCPUOrder); |
4f0635e148c1
7190310: Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
kvn
parents:
13391
diff
changeset
|
6076 |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6077 |
set_result(result); |
9176
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6078 |
return true; |
42d9d1010f38
7009266: G1: assert(obj->is_oop_or_null(true )) failed: Error
johnc
parents:
8734
diff
changeset
|
6079 |
} |
14132 | 6080 |
|
6081 |
||
6082 |
Node * LibraryCallKit::load_field_from_object(Node * fromObj, const char * fieldName, const char * fieldTypeString, |
|
31515 | 6083 |
bool is_exact=true, bool is_static=false, |
6084 |
ciInstanceKlass * fromKls=NULL) { |
|
6085 |
if (fromKls == NULL) { |
|
6086 |
const TypeInstPtr* tinst = _gvn.type(fromObj)->isa_instptr(); |
|
6087 |
assert(tinst != NULL, "obj is null"); |
|
6088 |
assert(tinst->klass()->is_loaded(), "obj is not loaded"); |
|
6089 |
assert(!is_exact || tinst->klass_is_exact(), "klass not exact"); |
|
6090 |
fromKls = tinst->klass()->as_instance_klass(); |
|
6091 |
} else { |
|
6092 |
assert(is_static, "only for static field access"); |
|
6093 |
} |
|
6094 |
ciField* field = fromKls->get_field_by_name(ciSymbol::make(fieldName), |
|
6095 |
ciSymbol::make(fieldTypeString), |
|
6096 |
is_static); |
|
6097 |
||
6098 |
assert (field != NULL, "undefined field"); |
|
14132 | 6099 |
if (field == NULL) return (Node *) NULL; |
31515 | 6100 |
|
6101 |
if (is_static) { |
|
6102 |
const TypeInstPtr* tip = TypeInstPtr::make(fromKls->java_mirror()); |
|
6103 |
fromObj = makecon(tip); |
|
6104 |
} |
|
14132 | 6105 |
|
6106 |
// Next code copied from Parse::do_get_xxx(): |
|
6107 |
||
6108 |
// Compute address and memory type. |
|
6109 |
int offset = field->offset_in_bytes(); |
|
6110 |
bool is_vol = field->is_volatile(); |
|
6111 |
ciType* field_klass = field->type(); |
|
6112 |
assert(field_klass->is_loaded(), "should be loaded"); |
|
6113 |
const TypePtr* adr_type = C->alias_type(field)->adr_type(); |
|
6114 |
Node *adr = basic_plus_adr(fromObj, fromObj, offset); |
|
6115 |
BasicType bt = field->layout_type(); |
|
6116 |
||
6117 |
// Build the resultant type of the load |
|
24948
bc074f400757
8035605: Expand functionality of PredictedIntrinsicGenerator
kvn
parents:
24946
diff
changeset
|
6118 |
const Type *type; |
bc074f400757
8035605: Expand functionality of PredictedIntrinsicGenerator
kvn
parents:
24946
diff
changeset
|
6119 |
if (bt == T_OBJECT) { |
bc074f400757
8035605: Expand functionality of PredictedIntrinsicGenerator
kvn
parents:
24946
diff
changeset
|
6120 |
type = TypeOopPtr::make_from_klass(field_klass->as_klass()); |
bc074f400757
8035605: Expand functionality of PredictedIntrinsicGenerator
kvn
parents:
24946
diff
changeset
|
6121 |
} else { |
bc074f400757
8035605: Expand functionality of PredictedIntrinsicGenerator
kvn
parents:
24946
diff
changeset
|
6122 |
type = Type::get_const_basic_type(bt); |
bc074f400757
8035605: Expand functionality of PredictedIntrinsicGenerator
kvn
parents:
24946
diff
changeset
|
6123 |
} |
14132 | 6124 |
|
26171
ddd28cb3f2b9
8054927: Missing MemNode::acquire ordering in some volatile Load nodes
kvn
parents:
26166
diff
changeset
|
6125 |
if (support_IRIW_for_not_multiple_copy_atomic_cpu && is_vol) { |
ddd28cb3f2b9
8054927: Missing MemNode::acquire ordering in some volatile Load nodes
kvn
parents:
26166
diff
changeset
|
6126 |
insert_mem_bar(Op_MemBarVolatile); // StoreLoad barrier |
ddd28cb3f2b9
8054927: Missing MemNode::acquire ordering in some volatile Load nodes
kvn
parents:
26166
diff
changeset
|
6127 |
} |
14132 | 6128 |
// Build the load. |
26171
ddd28cb3f2b9
8054927: Missing MemNode::acquire ordering in some volatile Load nodes
kvn
parents:
26166
diff
changeset
|
6129 |
MemNode::MemOrd mo = is_vol ? MemNode::acquire : MemNode::unordered; |
31035
0f0743952c41
8077504: Unsafe load can loose control dependency and cause crash
roland
parents:
30226
diff
changeset
|
6130 |
Node* loadedField = make_load(NULL, adr, type, bt, adr_type, mo, LoadNode::DependsOnlyOnTest, is_vol); |
26171
ddd28cb3f2b9
8054927: Missing MemNode::acquire ordering in some volatile Load nodes
kvn
parents:
26166
diff
changeset
|
6131 |
// If reference is volatile, prevent following memory ops from |
ddd28cb3f2b9
8054927: Missing MemNode::acquire ordering in some volatile Load nodes
kvn
parents:
26166
diff
changeset
|
6132 |
// floating up past the volatile read. Also prevents commoning |
ddd28cb3f2b9
8054927: Missing MemNode::acquire ordering in some volatile Load nodes
kvn
parents:
26166
diff
changeset
|
6133 |
// another volatile read. |
ddd28cb3f2b9
8054927: Missing MemNode::acquire ordering in some volatile Load nodes
kvn
parents:
26166
diff
changeset
|
6134 |
if (is_vol) { |
ddd28cb3f2b9
8054927: Missing MemNode::acquire ordering in some volatile Load nodes
kvn
parents:
26166
diff
changeset
|
6135 |
// Memory barrier includes bogus read of value to force load BEFORE membar |
ddd28cb3f2b9
8054927: Missing MemNode::acquire ordering in some volatile Load nodes
kvn
parents:
26166
diff
changeset
|
6136 |
insert_mem_bar(Op_MemBarAcquire, loadedField); |
ddd28cb3f2b9
8054927: Missing MemNode::acquire ordering in some volatile Load nodes
kvn
parents:
26166
diff
changeset
|
6137 |
} |
14132 | 6138 |
return loadedField; |
6139 |
} |
|
6140 |
||
35154 | 6141 |
Node * LibraryCallKit::field_address_from_object(Node * fromObj, const char * fieldName, const char * fieldTypeString, |
6142 |
bool is_exact = true, bool is_static = false, |
|
6143 |
ciInstanceKlass * fromKls = NULL) { |
|
6144 |
if (fromKls == NULL) { |
|
6145 |
const TypeInstPtr* tinst = _gvn.type(fromObj)->isa_instptr(); |
|
6146 |
assert(tinst != NULL, "obj is null"); |
|
6147 |
assert(tinst->klass()->is_loaded(), "obj is not loaded"); |
|
6148 |
assert(!is_exact || tinst->klass_is_exact(), "klass not exact"); |
|
6149 |
fromKls = tinst->klass()->as_instance_klass(); |
|
6150 |
} |
|
6151 |
else { |
|
6152 |
assert(is_static, "only for static field access"); |
|
6153 |
} |
|
6154 |
ciField* field = fromKls->get_field_by_name(ciSymbol::make(fieldName), |
|
6155 |
ciSymbol::make(fieldTypeString), |
|
6156 |
is_static); |
|
6157 |
||
6158 |
assert(field != NULL, "undefined field"); |
|
6159 |
assert(!field->is_volatile(), "not defined for volatile fields"); |
|
6160 |
||
6161 |
if (is_static) { |
|
6162 |
const TypeInstPtr* tip = TypeInstPtr::make(fromKls->java_mirror()); |
|
6163 |
fromObj = makecon(tip); |
|
6164 |
} |
|
6165 |
||
6166 |
// Next code copied from Parse::do_get_xxx(): |
|
6167 |
||
6168 |
// Compute address and memory type. |
|
6169 |
int offset = field->offset_in_bytes(); |
|
6170 |
Node *adr = basic_plus_adr(fromObj, fromObj, offset); |
|
6171 |
||
6172 |
return adr; |
|
6173 |
} |
|
14132 | 6174 |
|
6175 |
//------------------------------inline_aescrypt_Block----------------------- |
|
6176 |
bool LibraryCallKit::inline_aescrypt_Block(vmIntrinsics::ID id) { |
|
33589
7cbd1b2c139b
8139040: Fix initializations before ShouldNotReachHere() etc. and enable -Wuninitialized on linux.
goetz
parents:
33198
diff
changeset
|
6177 |
address stubAddr = NULL; |
14132 | 6178 |
const char *stubName; |
6179 |
assert(UseAES, "need AES instruction support"); |
|
6180 |
||
6181 |
switch(id) { |
|
6182 |
case vmIntrinsics::_aescrypt_encryptBlock: |
|
6183 |
stubAddr = StubRoutines::aescrypt_encryptBlock(); |
|
6184 |
stubName = "aescrypt_encryptBlock"; |
|
6185 |
break; |
|
6186 |
case vmIntrinsics::_aescrypt_decryptBlock: |
|
6187 |
stubAddr = StubRoutines::aescrypt_decryptBlock(); |
|
6188 |
stubName = "aescrypt_decryptBlock"; |
|
6189 |
break; |
|
46630
75aa3e39d02c
8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8
jwilhelm
parents:
46542
diff
changeset
|
6190 |
default: |
75aa3e39d02c
8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8
jwilhelm
parents:
46542
diff
changeset
|
6191 |
break; |
14132 | 6192 |
} |
6193 |
if (stubAddr == NULL) return false; |
|
6194 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6195 |
Node* aescrypt_object = argument(0); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6196 |
Node* src = argument(1); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6197 |
Node* src_offset = argument(2); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6198 |
Node* dest = argument(3); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6199 |
Node* dest_offset = argument(4); |
14132 | 6200 |
|
6201 |
// (1) src and dest are arrays. |
|
6202 |
const Type* src_type = src->Value(&_gvn); |
|
6203 |
const Type* dest_type = dest->Value(&_gvn); |
|
6204 |
const TypeAryPtr* top_src = src_type->isa_aryptr(); |
|
6205 |
const TypeAryPtr* top_dest = dest_type->isa_aryptr(); |
|
6206 |
assert (top_src != NULL && top_src->klass() != NULL && top_dest != NULL && top_dest->klass() != NULL, "args are strange"); |
|
6207 |
||
6208 |
// for the quick and dirty code we will skip all the checks. |
|
6209 |
// we are just trying to get the call to be generated. |
|
6210 |
Node* src_start = src; |
|
6211 |
Node* dest_start = dest; |
|
6212 |
if (src_offset != NULL || dest_offset != NULL) { |
|
6213 |
assert(src_offset != NULL && dest_offset != NULL, ""); |
|
6214 |
src_start = array_element_address(src, src_offset, T_BYTE); |
|
6215 |
dest_start = array_element_address(dest, dest_offset, T_BYTE); |
|
6216 |
} |
|
6217 |
||
6218 |
// now need to get the start of its expanded key array |
|
6219 |
// this requires a newer class file that has this array as littleEndian ints, otherwise we revert to java |
|
6220 |
Node* k_start = get_key_start_from_aescrypt_object(aescrypt_object); |
|
6221 |
if (k_start == NULL) return false; |
|
6222 |
||
22505 | 6223 |
if (Matcher::pass_original_key_for_aes()) { |
6224 |
// on SPARC we need to pass the original key since key expansion needs to happen in intrinsics due to |
|
6225 |
// compatibility issues between Java key expansion and SPARC crypto instructions |
|
6226 |
Node* original_k_start = get_original_key_start_from_aescrypt_object(aescrypt_object); |
|
6227 |
if (original_k_start == NULL) return false; |
|
6228 |
||
6229 |
// Call the stub. |
|
6230 |
make_runtime_call(RC_LEAF|RC_NO_FP, OptoRuntime::aescrypt_block_Type(), |
|
6231 |
stubAddr, stubName, TypePtr::BOTTOM, |
|
6232 |
src_start, dest_start, k_start, original_k_start); |
|
6233 |
} else { |
|
6234 |
// Call the stub. |
|
6235 |
make_runtime_call(RC_LEAF|RC_NO_FP, OptoRuntime::aescrypt_block_Type(), |
|
6236 |
stubAddr, stubName, TypePtr::BOTTOM, |
|
6237 |
src_start, dest_start, k_start); |
|
6238 |
} |
|
14132 | 6239 |
|
6240 |
return true; |
|
6241 |
} |
|
6242 |
||
6243 |
//------------------------------inline_cipherBlockChaining_AESCrypt----------------------- |
|
6244 |
bool LibraryCallKit::inline_cipherBlockChaining_AESCrypt(vmIntrinsics::ID id) { |
|
33589
7cbd1b2c139b
8139040: Fix initializations before ShouldNotReachHere() etc. and enable -Wuninitialized on linux.
goetz
parents:
33198
diff
changeset
|
6245 |
address stubAddr = NULL; |
7cbd1b2c139b
8139040: Fix initializations before ShouldNotReachHere() etc. and enable -Wuninitialized on linux.
goetz
parents:
33198
diff
changeset
|
6246 |
const char *stubName = NULL; |
14132 | 6247 |
|
6248 |
assert(UseAES, "need AES instruction support"); |
|
6249 |
||
6250 |
switch(id) { |
|
6251 |
case vmIntrinsics::_cipherBlockChaining_encryptAESCrypt: |
|
6252 |
stubAddr = StubRoutines::cipherBlockChaining_encryptAESCrypt(); |
|
6253 |
stubName = "cipherBlockChaining_encryptAESCrypt"; |
|
6254 |
break; |
|
6255 |
case vmIntrinsics::_cipherBlockChaining_decryptAESCrypt: |
|
6256 |
stubAddr = StubRoutines::cipherBlockChaining_decryptAESCrypt(); |
|
6257 |
stubName = "cipherBlockChaining_decryptAESCrypt"; |
|
6258 |
break; |
|
46630
75aa3e39d02c
8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8
jwilhelm
parents:
46542
diff
changeset
|
6259 |
default: |
75aa3e39d02c
8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8
jwilhelm
parents:
46542
diff
changeset
|
6260 |
break; |
14132 | 6261 |
} |
6262 |
if (stubAddr == NULL) return false; |
|
6263 |
||
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6264 |
Node* cipherBlockChaining_object = argument(0); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6265 |
Node* src = argument(1); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6266 |
Node* src_offset = argument(2); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6267 |
Node* len = argument(3); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6268 |
Node* dest = argument(4); |
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6269 |
Node* dest_offset = argument(5); |
14132 | 6270 |
|
6271 |
// (1) src and dest are arrays. |
|
6272 |
const Type* src_type = src->Value(&_gvn); |
|
6273 |
const Type* dest_type = dest->Value(&_gvn); |
|
6274 |
const TypeAryPtr* top_src = src_type->isa_aryptr(); |
|
6275 |
const TypeAryPtr* top_dest = dest_type->isa_aryptr(); |
|
6276 |
assert (top_src != NULL && top_src->klass() != NULL |
|
6277 |
&& top_dest != NULL && top_dest->klass() != NULL, "args are strange"); |
|
6278 |
||
6279 |
// checks are the responsibility of the caller |
|
6280 |
Node* src_start = src; |
|
6281 |
Node* dest_start = dest; |
|
6282 |
if (src_offset != NULL || dest_offset != NULL) { |
|
6283 |
assert(src_offset != NULL && dest_offset != NULL, ""); |
|
6284 |
src_start = array_element_address(src, src_offset, T_BYTE); |
|
6285 |
dest_start = array_element_address(dest, dest_offset, T_BYTE); |
|
6286 |
} |
|
6287 |
||
6288 |
// if we are in this set of code, we "know" the embeddedCipher is an AESCrypt object |
|
6289 |
// (because of the predicated logic executed earlier). |
|
6290 |
// so we cast it here safely. |
|
6291 |
// this requires a newer class file that has this array as littleEndian ints, otherwise we revert to java |
|
6292 |
||
6293 |
Node* embeddedCipherObj = load_field_from_object(cipherBlockChaining_object, "embeddedCipher", "Lcom/sun/crypto/provider/SymmetricCipher;", /*is_exact*/ false); |
|
6294 |
if (embeddedCipherObj == NULL) return false; |
|
6295 |
||
6296 |
// cast it to what we know it will be at runtime |
|
6297 |
const TypeInstPtr* tinst = _gvn.type(cipherBlockChaining_object)->isa_instptr(); |
|
6298 |
assert(tinst != NULL, "CBC obj is null"); |
|
6299 |
assert(tinst->klass()->is_loaded(), "CBC obj is not loaded"); |
|
6300 |
ciKlass* klass_AESCrypt = tinst->klass()->as_instance_klass()->find_klass(ciSymbol::make("com/sun/crypto/provider/AESCrypt")); |
|
24948
bc074f400757
8035605: Expand functionality of PredictedIntrinsicGenerator
kvn
parents:
24946
diff
changeset
|
6301 |
assert(klass_AESCrypt->is_loaded(), "predicate checks that this class is loaded"); |
14132 | 6302 |
|
6303 |
ciInstanceKlass* instklass_AESCrypt = klass_AESCrypt->as_instance_klass(); |
|
6304 |
const TypeKlassPtr* aklass = TypeKlassPtr::make(instklass_AESCrypt); |
|
6305 |
const TypeOopPtr* xtype = aklass->as_instance_type(); |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
6306 |
Node* aescrypt_object = new CheckCastPPNode(control(), embeddedCipherObj, xtype); |
14132 | 6307 |
aescrypt_object = _gvn.transform(aescrypt_object); |
6308 |
||
6309 |
// we need to get the start of the aescrypt_object's expanded key array |
|
6310 |
Node* k_start = get_key_start_from_aescrypt_object(aescrypt_object); |
|
6311 |
if (k_start == NULL) return false; |
|
6312 |
||
6313 |
// similarly, get the start address of the r vector |
|
6314 |
Node* objRvec = load_field_from_object(cipherBlockChaining_object, "r", "[B", /*is_exact*/ false); |
|
6315 |
if (objRvec == NULL) return false; |
|
6316 |
Node* r_start = array_element_address(objRvec, intcon(0), T_BYTE); |
|
6317 |
||
22505 | 6318 |
Node* cbcCrypt; |
6319 |
if (Matcher::pass_original_key_for_aes()) { |
|
6320 |
// on SPARC we need to pass the original key since key expansion needs to happen in intrinsics due to |
|
6321 |
// compatibility issues between Java key expansion and SPARC crypto instructions |
|
6322 |
Node* original_k_start = get_original_key_start_from_aescrypt_object(aescrypt_object); |
|
6323 |
if (original_k_start == NULL) return false; |
|
6324 |
||
6325 |
// Call the stub, passing src_start, dest_start, k_start, r_start, src_len and original_k_start |
|
6326 |
cbcCrypt = make_runtime_call(RC_LEAF|RC_NO_FP, |
|
6327 |
OptoRuntime::cipherBlockChaining_aescrypt_Type(), |
|
6328 |
stubAddr, stubName, TypePtr::BOTTOM, |
|
6329 |
src_start, dest_start, k_start, r_start, len, original_k_start); |
|
6330 |
} else { |
|
6331 |
// Call the stub, passing src_start, dest_start, k_start, r_start and src_len |
|
6332 |
cbcCrypt = make_runtime_call(RC_LEAF|RC_NO_FP, |
|
6333 |
OptoRuntime::cipherBlockChaining_aescrypt_Type(), |
|
6334 |
stubAddr, stubName, TypePtr::BOTTOM, |
|
6335 |
src_start, dest_start, k_start, r_start, len); |
|
6336 |
} |
|
6337 |
||
6338 |
// return cipher length (int) |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
6339 |
Node* retvalue = _gvn.transform(new ProjNode(cbcCrypt, TypeFunc::Parms)); |
22505 | 6340 |
set_result(retvalue); |
14132 | 6341 |
return true; |
6342 |
} |
|
6343 |
||
35154 | 6344 |
//------------------------------inline_counterMode_AESCrypt----------------------- |
6345 |
bool LibraryCallKit::inline_counterMode_AESCrypt(vmIntrinsics::ID id) { |
|
6346 |
assert(UseAES, "need AES instruction support"); |
|
6347 |
if (!UseAESCTRIntrinsics) return false; |
|
6348 |
||
6349 |
address stubAddr = NULL; |
|
6350 |
const char *stubName = NULL; |
|
6351 |
if (id == vmIntrinsics::_counterMode_AESCrypt) { |
|
6352 |
stubAddr = StubRoutines::counterMode_AESCrypt(); |
|
6353 |
stubName = "counterMode_AESCrypt"; |
|
6354 |
} |
|
6355 |
if (stubAddr == NULL) return false; |
|
6356 |
||
6357 |
Node* counterMode_object = argument(0); |
|
6358 |
Node* src = argument(1); |
|
6359 |
Node* src_offset = argument(2); |
|
6360 |
Node* len = argument(3); |
|
6361 |
Node* dest = argument(4); |
|
6362 |
Node* dest_offset = argument(5); |
|
6363 |
||
6364 |
// (1) src and dest are arrays. |
|
6365 |
const Type* src_type = src->Value(&_gvn); |
|
6366 |
const Type* dest_type = dest->Value(&_gvn); |
|
6367 |
const TypeAryPtr* top_src = src_type->isa_aryptr(); |
|
6368 |
const TypeAryPtr* top_dest = dest_type->isa_aryptr(); |
|
6369 |
assert(top_src != NULL && top_src->klass() != NULL && |
|
6370 |
top_dest != NULL && top_dest->klass() != NULL, "args are strange"); |
|
6371 |
||
6372 |
// checks are the responsibility of the caller |
|
6373 |
Node* src_start = src; |
|
6374 |
Node* dest_start = dest; |
|
6375 |
if (src_offset != NULL || dest_offset != NULL) { |
|
6376 |
assert(src_offset != NULL && dest_offset != NULL, ""); |
|
6377 |
src_start = array_element_address(src, src_offset, T_BYTE); |
|
6378 |
dest_start = array_element_address(dest, dest_offset, T_BYTE); |
|
6379 |
} |
|
6380 |
||
6381 |
// if we are in this set of code, we "know" the embeddedCipher is an AESCrypt object |
|
6382 |
// (because of the predicated logic executed earlier). |
|
6383 |
// so we cast it here safely. |
|
6384 |
// this requires a newer class file that has this array as littleEndian ints, otherwise we revert to java |
|
6385 |
Node* embeddedCipherObj = load_field_from_object(counterMode_object, "embeddedCipher", "Lcom/sun/crypto/provider/SymmetricCipher;", /*is_exact*/ false); |
|
6386 |
if (embeddedCipherObj == NULL) return false; |
|
6387 |
// cast it to what we know it will be at runtime |
|
6388 |
const TypeInstPtr* tinst = _gvn.type(counterMode_object)->isa_instptr(); |
|
6389 |
assert(tinst != NULL, "CTR obj is null"); |
|
6390 |
assert(tinst->klass()->is_loaded(), "CTR obj is not loaded"); |
|
6391 |
ciKlass* klass_AESCrypt = tinst->klass()->as_instance_klass()->find_klass(ciSymbol::make("com/sun/crypto/provider/AESCrypt")); |
|
6392 |
assert(klass_AESCrypt->is_loaded(), "predicate checks that this class is loaded"); |
|
6393 |
ciInstanceKlass* instklass_AESCrypt = klass_AESCrypt->as_instance_klass(); |
|
6394 |
const TypeKlassPtr* aklass = TypeKlassPtr::make(instklass_AESCrypt); |
|
6395 |
const TypeOopPtr* xtype = aklass->as_instance_type(); |
|
6396 |
Node* aescrypt_object = new CheckCastPPNode(control(), embeddedCipherObj, xtype); |
|
6397 |
aescrypt_object = _gvn.transform(aescrypt_object); |
|
6398 |
// we need to get the start of the aescrypt_object's expanded key array |
|
6399 |
Node* k_start = get_key_start_from_aescrypt_object(aescrypt_object); |
|
6400 |
if (k_start == NULL) return false; |
|
6401 |
// similarly, get the start address of the r vector |
|
6402 |
Node* obj_counter = load_field_from_object(counterMode_object, "counter", "[B", /*is_exact*/ false); |
|
6403 |
if (obj_counter == NULL) return false; |
|
6404 |
Node* cnt_start = array_element_address(obj_counter, intcon(0), T_BYTE); |
|
6405 |
||
6406 |
Node* saved_encCounter = load_field_from_object(counterMode_object, "encryptedCounter", "[B", /*is_exact*/ false); |
|
6407 |
if (saved_encCounter == NULL) return false; |
|
6408 |
Node* saved_encCounter_start = array_element_address(saved_encCounter, intcon(0), T_BYTE); |
|
6409 |
Node* used = field_address_from_object(counterMode_object, "used", "I", /*is_exact*/ false); |
|
6410 |
||
6411 |
Node* ctrCrypt; |
|
6412 |
if (Matcher::pass_original_key_for_aes()) { |
|
6413 |
// no SPARC version for AES/CTR intrinsics now. |
|
6414 |
return false; |
|
6415 |
} |
|
6416 |
// Call the stub, passing src_start, dest_start, k_start, r_start and src_len |
|
6417 |
ctrCrypt = make_runtime_call(RC_LEAF|RC_NO_FP, |
|
6418 |
OptoRuntime::counterMode_aescrypt_Type(), |
|
6419 |
stubAddr, stubName, TypePtr::BOTTOM, |
|
6420 |
src_start, dest_start, k_start, cnt_start, len, saved_encCounter_start, used); |
|
6421 |
||
6422 |
// return cipher length (int) |
|
6423 |
Node* retvalue = _gvn.transform(new ProjNode(ctrCrypt, TypeFunc::Parms)); |
|
6424 |
set_result(retvalue); |
|
6425 |
return true; |
|
6426 |
} |
|
6427 |
||
14132 | 6428 |
//------------------------------get_key_start_from_aescrypt_object----------------------- |
6429 |
Node * LibraryCallKit::get_key_start_from_aescrypt_object(Node *aescrypt_object) { |
|
43421
077af5bb5fa4
8172199: s390: Use same get_key_start_from_aescrypt_object implementation as PPC64
mdoerr
parents:
42555
diff
changeset
|
6430 |
#if defined(PPC64) || defined(S390) |
37275 | 6431 |
// MixColumns for decryption can be reduced by preprocessing MixColumns with round keys. |
6432 |
// Intel's extention is based on this optimization and AESCrypt generates round keys by preprocessing MixColumns. |
|
6433 |
// However, ppc64 vncipher processes MixColumns and requires the same round keys with encryption. |
|
6434 |
// The ppc64 stubs of encryption and decryption use the same round keys (sessionK[0]). |
|
6435 |
Node* objSessionK = load_field_from_object(aescrypt_object, "sessionK", "[[I", /*is_exact*/ false); |
|
6436 |
assert (objSessionK != NULL, "wrong version of com.sun.crypto.provider.AESCrypt"); |
|
6437 |
if (objSessionK == NULL) { |
|
6438 |
return (Node *) NULL; |
|
6439 |
} |
|
6440 |
Node* objAESCryptKey = load_array_element(control(), objSessionK, intcon(0), TypeAryPtr::OOPS); |
|
6441 |
#else |
|
14132 | 6442 |
Node* objAESCryptKey = load_field_from_object(aescrypt_object, "K", "[I", /*is_exact*/ false); |
37275 | 6443 |
#endif // PPC64 |
14132 | 6444 |
assert (objAESCryptKey != NULL, "wrong version of com.sun.crypto.provider.AESCrypt"); |
6445 |
if (objAESCryptKey == NULL) return (Node *) NULL; |
|
6446 |
||
6447 |
// now have the array, need to get the start address of the K array |
|
6448 |
Node* k_start = array_element_address(objAESCryptKey, intcon(0), T_INT); |
|
6449 |
return k_start; |
|
6450 |
} |
|
6451 |
||
22505 | 6452 |
//------------------------------get_original_key_start_from_aescrypt_object----------------------- |
6453 |
Node * LibraryCallKit::get_original_key_start_from_aescrypt_object(Node *aescrypt_object) { |
|
6454 |
Node* objAESCryptKey = load_field_from_object(aescrypt_object, "lastKey", "[B", /*is_exact*/ false); |
|
6455 |
assert (objAESCryptKey != NULL, "wrong version of com.sun.crypto.provider.AESCrypt"); |
|
6456 |
if (objAESCryptKey == NULL) return (Node *) NULL; |
|
6457 |
||
6458 |
// now have the array, need to get the start address of the lastKey array |
|
6459 |
Node* original_k_start = array_element_address(objAESCryptKey, intcon(0), T_BYTE); |
|
6460 |
return original_k_start; |
|
6461 |
} |
|
6462 |
||
14132 | 6463 |
//----------------------------inline_cipherBlockChaining_AESCrypt_predicate---------------------------- |
6464 |
// Return node representing slow path of predicate check. |
|
6465 |
// the pseudo code we want to emulate with this predicate is: |
|
6466 |
// for encryption: |
|
6467 |
// if (embeddedCipherObj instanceof AESCrypt) do_intrinsic, else do_javapath |
|
6468 |
// for decryption: |
|
6469 |
// if ((embeddedCipherObj instanceof AESCrypt) && (cipher!=plain)) do_intrinsic, else do_javapath |
|
6470 |
// note cipher==plain is more conservative than the original java code but that's OK |
|
6471 |
// |
|
6472 |
Node* LibraryCallKit::inline_cipherBlockChaining_AESCrypt_predicate(bool decrypting) { |
|
24948
bc074f400757
8035605: Expand functionality of PredictedIntrinsicGenerator
kvn
parents:
24946
diff
changeset
|
6473 |
// The receiver was checked for NULL already. |
14132 | 6474 |
Node* objCBC = argument(0); |
6475 |
||
6476 |
// Load embeddedCipher field of CipherBlockChaining object. |
|
6477 |
Node* embeddedCipherObj = load_field_from_object(objCBC, "embeddedCipher", "Lcom/sun/crypto/provider/SymmetricCipher;", /*is_exact*/ false); |
|
6478 |
||
6479 |
// get AESCrypt klass for instanceOf check |
|
6480 |
// AESCrypt might not be loaded yet if some other SymmetricCipher got us to this compile point |
|
6481 |
// will have same classloader as CipherBlockChaining object |
|
6482 |
const TypeInstPtr* tinst = _gvn.type(objCBC)->isa_instptr(); |
|
6483 |
assert(tinst != NULL, "CBCobj is null"); |
|
6484 |
assert(tinst->klass()->is_loaded(), "CBCobj is not loaded"); |
|
6485 |
||
6486 |
// we want to do an instanceof comparison against the AESCrypt class |
|
6487 |
ciKlass* klass_AESCrypt = tinst->klass()->as_instance_klass()->find_klass(ciSymbol::make("com/sun/crypto/provider/AESCrypt")); |
|
6488 |
if (!klass_AESCrypt->is_loaded()) { |
|
6489 |
// if AESCrypt is not even loaded, we never take the intrinsic fast path |
|
6490 |
Node* ctrl = control(); |
|
6491 |
set_control(top()); // no regular fast path |
|
6492 |
return ctrl; |
|
6493 |
} |
|
6494 |
ciInstanceKlass* instklass_AESCrypt = klass_AESCrypt->as_instance_klass(); |
|
6495 |
||
6496 |
Node* instof = gen_instanceof(embeddedCipherObj, makecon(TypeKlassPtr::make(instklass_AESCrypt))); |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
6497 |
Node* cmp_instof = _gvn.transform(new CmpINode(instof, intcon(1))); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
6498 |
Node* bool_instof = _gvn.transform(new BoolNode(cmp_instof, BoolTest::ne)); |
14132 | 6499 |
|
6500 |
Node* instof_false = generate_guard(bool_instof, NULL, PROB_MIN); |
|
6501 |
||
6502 |
// for encryption, we are done |
|
6503 |
if (!decrypting) |
|
6504 |
return instof_false; // even if it is NULL |
|
6505 |
||
6506 |
// for decryption, we need to add a further check to avoid |
|
6507 |
// taking the intrinsic path when cipher and plain are the same |
|
6508 |
// see the original java code for why. |
|
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
6509 |
RegionNode* region = new RegionNode(3); |
14132 | 6510 |
region->init_req(1, instof_false); |
6511 |
Node* src = argument(1); |
|
14621
fd9265ab0f67
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
14132
diff
changeset
|
6512 |
Node* dest = argument(4); |
24923
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
6513 |
Node* cmp_src_dest = _gvn.transform(new CmpPNode(src, dest)); |
9631f7d691dc
8034812: remove IDX_INIT macro hack in Node class
thartmann
parents:
24916
diff
changeset
|
6514 |
Node* bool_src_dest = _gvn.transform(new BoolNode(cmp_src_dest, BoolTest::eq)); |
14132 | 6515 |
Node* src_dest_conjoint = generate_guard(bool_src_dest, NULL, PROB_MIN); |
6516 |
region->init_req(2, src_dest_conjoint); |
|
6517 |
||
6518 |
record_for_igvn(region); |
|
6519 |
return _gvn.transform(region); |
|
6520 |
} |
|
24953
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6521 |
|
35154 | 6522 |
//----------------------------inline_counterMode_AESCrypt_predicate---------------------------- |
6523 |
// Return node representing slow path of predicate check. |
|
6524 |
// the pseudo code we want to emulate with this predicate is: |
|
6525 |
// for encryption: |
|
6526 |
// if (embeddedCipherObj instanceof AESCrypt) do_intrinsic, else do_javapath |
|
6527 |
// for decryption: |
|
6528 |
// if ((embeddedCipherObj instanceof AESCrypt) && (cipher!=plain)) do_intrinsic, else do_javapath |
|
6529 |
// note cipher==plain is more conservative than the original java code but that's OK |
|
6530 |
// |
|
6531 |
||
6532 |
Node* LibraryCallKit::inline_counterMode_AESCrypt_predicate() { |
|
6533 |
// The receiver was checked for NULL already. |
|
6534 |
Node* objCTR = argument(0); |
|
6535 |
||
6536 |
// Load embeddedCipher field of CipherBlockChaining object. |
|
6537 |
Node* embeddedCipherObj = load_field_from_object(objCTR, "embeddedCipher", "Lcom/sun/crypto/provider/SymmetricCipher;", /*is_exact*/ false); |
|
6538 |
||
6539 |
// get AESCrypt klass for instanceOf check |
|
6540 |
// AESCrypt might not be loaded yet if some other SymmetricCipher got us to this compile point |
|
6541 |
// will have same classloader as CipherBlockChaining object |
|
6542 |
const TypeInstPtr* tinst = _gvn.type(objCTR)->isa_instptr(); |
|
6543 |
assert(tinst != NULL, "CTRobj is null"); |
|
6544 |
assert(tinst->klass()->is_loaded(), "CTRobj is not loaded"); |
|
6545 |
||
6546 |
// we want to do an instanceof comparison against the AESCrypt class |
|
6547 |
ciKlass* klass_AESCrypt = tinst->klass()->as_instance_klass()->find_klass(ciSymbol::make("com/sun/crypto/provider/AESCrypt")); |
|
6548 |
if (!klass_AESCrypt->is_loaded()) { |
|
6549 |
// if AESCrypt is not even loaded, we never take the intrinsic fast path |
|
6550 |
Node* ctrl = control(); |
|
6551 |
set_control(top()); // no regular fast path |
|
6552 |
return ctrl; |
|
6553 |
} |
|
6554 |
||
6555 |
ciInstanceKlass* instklass_AESCrypt = klass_AESCrypt->as_instance_klass(); |
|
6556 |
Node* instof = gen_instanceof(embeddedCipherObj, makecon(TypeKlassPtr::make(instklass_AESCrypt))); |
|
6557 |
Node* cmp_instof = _gvn.transform(new CmpINode(instof, intcon(1))); |
|
6558 |
Node* bool_instof = _gvn.transform(new BoolNode(cmp_instof, BoolTest::ne)); |
|
6559 |
Node* instof_false = generate_guard(bool_instof, NULL, PROB_MIN); |
|
6560 |
||
6561 |
return instof_false; // even if it is NULL |
|
6562 |
} |
|
6563 |
||
31404
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6564 |
//------------------------------inline_ghash_processBlocks |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6565 |
bool LibraryCallKit::inline_ghash_processBlocks() { |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6566 |
address stubAddr; |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6567 |
const char *stubName; |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6568 |
assert(UseGHASHIntrinsics, "need GHASH intrinsics support"); |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6569 |
|
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6570 |
stubAddr = StubRoutines::ghash_processBlocks(); |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6571 |
stubName = "ghash_processBlocks"; |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6572 |
|
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6573 |
Node* data = argument(0); |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6574 |
Node* offset = argument(1); |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6575 |
Node* len = argument(2); |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6576 |
Node* state = argument(3); |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6577 |
Node* subkeyH = argument(4); |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6578 |
|
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6579 |
Node* state_start = array_element_address(state, intcon(0), T_LONG); |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6580 |
assert(state_start, "state is NULL"); |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6581 |
Node* subkeyH_start = array_element_address(subkeyH, intcon(0), T_LONG); |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6582 |
assert(subkeyH_start, "subkeyH is NULL"); |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6583 |
Node* data_start = array_element_address(data, offset, T_BYTE); |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6584 |
assert(data_start, "data is NULL"); |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6585 |
|
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6586 |
Node* ghash = make_runtime_call(RC_LEAF|RC_NO_FP, |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6587 |
OptoRuntime::ghash_processBlocks_Type(), |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6588 |
stubAddr, stubName, TypePtr::BOTTOM, |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6589 |
state_start, subkeyH_start, data_start, len); |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6590 |
return true; |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6591 |
} |
63e8fcd70bfc
8073108: Use x86 and SPARC CPU instructions for GHASH acceleration
ascarpino
parents:
31228
diff
changeset
|
6592 |
|
24953
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6593 |
//------------------------------inline_sha_implCompress----------------------- |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6594 |
// |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6595 |
// Calculate SHA (i.e., SHA-1) for single-block byte[] array. |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6596 |
// void com.sun.security.provider.SHA.implCompress(byte[] buf, int ofs) |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6597 |
// |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6598 |
// Calculate SHA2 (i.e., SHA-244 or SHA-256) for single-block byte[] array. |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6599 |
// void com.sun.security.provider.SHA2.implCompress(byte[] buf, int ofs) |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6600 |
// |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6601 |
// Calculate SHA5 (i.e., SHA-384 or SHA-512) for single-block byte[] array. |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6602 |
// void com.sun.security.provider.SHA5.implCompress(byte[] buf, int ofs) |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6603 |
// |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6604 |
bool LibraryCallKit::inline_sha_implCompress(vmIntrinsics::ID id) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6605 |
assert(callee()->signature()->size() == 2, "sha_implCompress has 2 parameters"); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6606 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6607 |
Node* sha_obj = argument(0); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6608 |
Node* src = argument(1); // type oop |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6609 |
Node* ofs = argument(2); // type int |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6610 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6611 |
const Type* src_type = src->Value(&_gvn); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6612 |
const TypeAryPtr* top_src = src_type->isa_aryptr(); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6613 |
if (top_src == NULL || top_src->klass() == NULL) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6614 |
// failed array check |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6615 |
return false; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6616 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6617 |
// Figure out the size and type of the elements we will be copying. |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6618 |
BasicType src_elem = src_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6619 |
if (src_elem != T_BYTE) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6620 |
return false; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6621 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6622 |
// 'src_start' points to src array + offset |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6623 |
Node* src_start = array_element_address(src, ofs, src_elem); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6624 |
Node* state = NULL; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6625 |
address stubAddr; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6626 |
const char *stubName; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6627 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6628 |
switch(id) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6629 |
case vmIntrinsics::_sha_implCompress: |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6630 |
assert(UseSHA1Intrinsics, "need SHA1 instruction support"); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6631 |
state = get_state_from_sha_object(sha_obj); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6632 |
stubAddr = StubRoutines::sha1_implCompress(); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6633 |
stubName = "sha1_implCompress"; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6634 |
break; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6635 |
case vmIntrinsics::_sha2_implCompress: |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6636 |
assert(UseSHA256Intrinsics, "need SHA256 instruction support"); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6637 |
state = get_state_from_sha_object(sha_obj); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6638 |
stubAddr = StubRoutines::sha256_implCompress(); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6639 |
stubName = "sha256_implCompress"; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6640 |
break; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6641 |
case vmIntrinsics::_sha5_implCompress: |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6642 |
assert(UseSHA512Intrinsics, "need SHA512 instruction support"); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6643 |
state = get_state_from_sha5_object(sha_obj); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6644 |
stubAddr = StubRoutines::sha512_implCompress(); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6645 |
stubName = "sha512_implCompress"; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6646 |
break; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6647 |
default: |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6648 |
fatal_unexpected_iid(id); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6649 |
return false; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6650 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6651 |
if (state == NULL) return false; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6652 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6653 |
// Call the stub. |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6654 |
Node* call = make_runtime_call(RC_LEAF|RC_NO_FP, OptoRuntime::sha_implCompress_Type(), |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6655 |
stubAddr, stubName, TypePtr::BOTTOM, |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6656 |
src_start, state); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6657 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6658 |
return true; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6659 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6660 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6661 |
//------------------------------inline_digestBase_implCompressMB----------------------- |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6662 |
// |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6663 |
// Calculate SHA/SHA2/SHA5 for multi-block byte[] array. |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6664 |
// int com.sun.security.provider.DigestBase.implCompressMultiBlock(byte[] b, int ofs, int limit) |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6665 |
// |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6666 |
bool LibraryCallKit::inline_digestBase_implCompressMB(int predicate) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6667 |
assert(UseSHA1Intrinsics || UseSHA256Intrinsics || UseSHA512Intrinsics, |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6668 |
"need SHA1/SHA256/SHA512 instruction support"); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6669 |
assert((uint)predicate < 3, "sanity"); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6670 |
assert(callee()->signature()->size() == 3, "digestBase_implCompressMB has 3 parameters"); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6671 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6672 |
Node* digestBase_obj = argument(0); // The receiver was checked for NULL already. |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6673 |
Node* src = argument(1); // byte[] array |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6674 |
Node* ofs = argument(2); // type int |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6675 |
Node* limit = argument(3); // type int |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6676 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6677 |
const Type* src_type = src->Value(&_gvn); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6678 |
const TypeAryPtr* top_src = src_type->isa_aryptr(); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6679 |
if (top_src == NULL || top_src->klass() == NULL) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6680 |
// failed array check |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6681 |
return false; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6682 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6683 |
// Figure out the size and type of the elements we will be copying. |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6684 |
BasicType src_elem = src_type->isa_aryptr()->klass()->as_array_klass()->element_type()->basic_type(); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6685 |
if (src_elem != T_BYTE) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6686 |
return false; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6687 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6688 |
// 'src_start' points to src array + offset |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6689 |
Node* src_start = array_element_address(src, ofs, src_elem); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6690 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6691 |
const char* klass_SHA_name = NULL; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6692 |
const char* stub_name = NULL; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6693 |
address stub_addr = NULL; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6694 |
bool long_state = false; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6695 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6696 |
switch (predicate) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6697 |
case 0: |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6698 |
if (UseSHA1Intrinsics) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6699 |
klass_SHA_name = "sun/security/provider/SHA"; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6700 |
stub_name = "sha1_implCompressMB"; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6701 |
stub_addr = StubRoutines::sha1_implCompressMB(); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6702 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6703 |
break; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6704 |
case 1: |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6705 |
if (UseSHA256Intrinsics) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6706 |
klass_SHA_name = "sun/security/provider/SHA2"; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6707 |
stub_name = "sha256_implCompressMB"; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6708 |
stub_addr = StubRoutines::sha256_implCompressMB(); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6709 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6710 |
break; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6711 |
case 2: |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6712 |
if (UseSHA512Intrinsics) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6713 |
klass_SHA_name = "sun/security/provider/SHA5"; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6714 |
stub_name = "sha512_implCompressMB"; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6715 |
stub_addr = StubRoutines::sha512_implCompressMB(); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6716 |
long_state = true; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6717 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6718 |
break; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6719 |
default: |
33105
294e48b4f704
8080775: Better argument formatting for assert() and friends
david
parents:
32581
diff
changeset
|
6720 |
fatal("unknown SHA intrinsic predicate: %d", predicate); |
24953
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6721 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6722 |
if (klass_SHA_name != NULL) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6723 |
// get DigestBase klass to lookup for SHA klass |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6724 |
const TypeInstPtr* tinst = _gvn.type(digestBase_obj)->isa_instptr(); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6725 |
assert(tinst != NULL, "digestBase_obj is not instance???"); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6726 |
assert(tinst->klass()->is_loaded(), "DigestBase is not loaded"); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6727 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6728 |
ciKlass* klass_SHA = tinst->klass()->as_instance_klass()->find_klass(ciSymbol::make(klass_SHA_name)); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6729 |
assert(klass_SHA->is_loaded(), "predicate checks that this class is loaded"); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6730 |
ciInstanceKlass* instklass_SHA = klass_SHA->as_instance_klass(); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6731 |
return inline_sha_implCompressMB(digestBase_obj, instklass_SHA, long_state, stub_addr, stub_name, src_start, ofs, limit); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6732 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6733 |
return false; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6734 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6735 |
//------------------------------inline_sha_implCompressMB----------------------- |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6736 |
bool LibraryCallKit::inline_sha_implCompressMB(Node* digestBase_obj, ciInstanceKlass* instklass_SHA, |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6737 |
bool long_state, address stubAddr, const char *stubName, |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6738 |
Node* src_start, Node* ofs, Node* limit) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6739 |
const TypeKlassPtr* aklass = TypeKlassPtr::make(instklass_SHA); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6740 |
const TypeOopPtr* xtype = aklass->as_instance_type(); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6741 |
Node* sha_obj = new CheckCastPPNode(control(), digestBase_obj, xtype); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6742 |
sha_obj = _gvn.transform(sha_obj); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6743 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6744 |
Node* state; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6745 |
if (long_state) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6746 |
state = get_state_from_sha5_object(sha_obj); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6747 |
} else { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6748 |
state = get_state_from_sha_object(sha_obj); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6749 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6750 |
if (state == NULL) return false; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6751 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6752 |
// Call the stub. |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6753 |
Node* call = make_runtime_call(RC_LEAF|RC_NO_FP, |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6754 |
OptoRuntime::digestBase_implCompressMB_Type(), |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6755 |
stubAddr, stubName, TypePtr::BOTTOM, |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6756 |
src_start, state, ofs, limit); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6757 |
// return ofs (int) |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6758 |
Node* result = _gvn.transform(new ProjNode(call, TypeFunc::Parms)); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6759 |
set_result(result); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6760 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6761 |
return true; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6762 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6763 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6764 |
//------------------------------get_state_from_sha_object----------------------- |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6765 |
Node * LibraryCallKit::get_state_from_sha_object(Node *sha_object) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6766 |
Node* sha_state = load_field_from_object(sha_object, "state", "[I", /*is_exact*/ false); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6767 |
assert (sha_state != NULL, "wrong version of sun.security.provider.SHA/SHA2"); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6768 |
if (sha_state == NULL) return (Node *) NULL; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6769 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6770 |
// now have the array, need to get the start address of the state array |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6771 |
Node* state = array_element_address(sha_state, intcon(0), T_INT); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6772 |
return state; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6773 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6774 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6775 |
//------------------------------get_state_from_sha5_object----------------------- |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6776 |
Node * LibraryCallKit::get_state_from_sha5_object(Node *sha_object) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6777 |
Node* sha_state = load_field_from_object(sha_object, "state", "[J", /*is_exact*/ false); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6778 |
assert (sha_state != NULL, "wrong version of sun.security.provider.SHA5"); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6779 |
if (sha_state == NULL) return (Node *) NULL; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6780 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6781 |
// now have the array, need to get the start address of the state array |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6782 |
Node* state = array_element_address(sha_state, intcon(0), T_LONG); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6783 |
return state; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6784 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6785 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6786 |
//----------------------------inline_digestBase_implCompressMB_predicate---------------------------- |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6787 |
// Return node representing slow path of predicate check. |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6788 |
// the pseudo code we want to emulate with this predicate is: |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6789 |
// if (digestBaseObj instanceof SHA/SHA2/SHA5) do_intrinsic, else do_javapath |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6790 |
// |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6791 |
Node* LibraryCallKit::inline_digestBase_implCompressMB_predicate(int predicate) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6792 |
assert(UseSHA1Intrinsics || UseSHA256Intrinsics || UseSHA512Intrinsics, |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6793 |
"need SHA1/SHA256/SHA512 instruction support"); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6794 |
assert((uint)predicate < 3, "sanity"); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6795 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6796 |
// The receiver was checked for NULL already. |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6797 |
Node* digestBaseObj = argument(0); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6798 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6799 |
// get DigestBase klass for instanceOf check |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6800 |
const TypeInstPtr* tinst = _gvn.type(digestBaseObj)->isa_instptr(); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6801 |
assert(tinst != NULL, "digestBaseObj is null"); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6802 |
assert(tinst->klass()->is_loaded(), "DigestBase is not loaded"); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6803 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6804 |
const char* klass_SHA_name = NULL; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6805 |
switch (predicate) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6806 |
case 0: |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6807 |
if (UseSHA1Intrinsics) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6808 |
// we want to do an instanceof comparison against the SHA class |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6809 |
klass_SHA_name = "sun/security/provider/SHA"; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6810 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6811 |
break; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6812 |
case 1: |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6813 |
if (UseSHA256Intrinsics) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6814 |
// we want to do an instanceof comparison against the SHA2 class |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6815 |
klass_SHA_name = "sun/security/provider/SHA2"; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6816 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6817 |
break; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6818 |
case 2: |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6819 |
if (UseSHA512Intrinsics) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6820 |
// we want to do an instanceof comparison against the SHA5 class |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6821 |
klass_SHA_name = "sun/security/provider/SHA5"; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6822 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6823 |
break; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6824 |
default: |
33105
294e48b4f704
8080775: Better argument formatting for assert() and friends
david
parents:
32581
diff
changeset
|
6825 |
fatal("unknown SHA intrinsic predicate: %d", predicate); |
24953
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6826 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6827 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6828 |
ciKlass* klass_SHA = NULL; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6829 |
if (klass_SHA_name != NULL) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6830 |
klass_SHA = tinst->klass()->as_instance_klass()->find_klass(ciSymbol::make(klass_SHA_name)); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6831 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6832 |
if ((klass_SHA == NULL) || !klass_SHA->is_loaded()) { |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6833 |
// if none of SHA/SHA2/SHA5 is loaded, we never take the intrinsic fast path |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6834 |
Node* ctrl = control(); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6835 |
set_control(top()); // no intrinsic path |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6836 |
return ctrl; |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6837 |
} |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6838 |
ciInstanceKlass* instklass_SHA = klass_SHA->as_instance_klass(); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6839 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6840 |
Node* instofSHA = gen_instanceof(digestBaseObj, makecon(TypeKlassPtr::make(instklass_SHA))); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6841 |
Node* cmp_instof = _gvn.transform(new CmpINode(instofSHA, intcon(1))); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6842 |
Node* bool_instof = _gvn.transform(new BoolNode(cmp_instof, BoolTest::ne)); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6843 |
Node* instof_false = generate_guard(bool_instof, NULL, PROB_MIN); |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6844 |
|
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6845 |
return instof_false; // even if it is NULL |
9680119572be
8035968: Leverage CPU Instructions to Improve SHA Performance on SPARC
kvn
parents:
24948
diff
changeset
|
6846 |
} |
28912
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6847 |
|
41323 | 6848 |
//-------------inline_fma----------------------------------- |
6849 |
bool LibraryCallKit::inline_fma(vmIntrinsics::ID id) { |
|
6850 |
Node *a = NULL; |
|
6851 |
Node *b = NULL; |
|
6852 |
Node *c = NULL; |
|
6853 |
Node* result = NULL; |
|
6854 |
switch (id) { |
|
6855 |
case vmIntrinsics::_fmaD: |
|
6856 |
assert(callee()->signature()->size() == 6, "fma has 3 parameters of size 2 each."); |
|
6857 |
// no receiver since it is static method |
|
6858 |
a = round_double_node(argument(0)); |
|
6859 |
b = round_double_node(argument(2)); |
|
6860 |
c = round_double_node(argument(4)); |
|
6861 |
result = _gvn.transform(new FmaDNode(control(), a, b, c)); |
|
6862 |
break; |
|
6863 |
case vmIntrinsics::_fmaF: |
|
6864 |
assert(callee()->signature()->size() == 3, "fma has 3 parameters of size 1 each."); |
|
6865 |
a = argument(0); |
|
6866 |
b = argument(1); |
|
6867 |
c = argument(2); |
|
6868 |
result = _gvn.transform(new FmaFNode(control(), a, b, c)); |
|
6869 |
break; |
|
6870 |
default: |
|
6871 |
fatal_unexpected_iid(id); break; |
|
6872 |
} |
|
6873 |
set_result(result); |
|
6874 |
return true; |
|
6875 |
} |
|
6876 |
||
28912
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6877 |
bool LibraryCallKit::inline_profileBoolean() { |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6878 |
Node* counts = argument(1); |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6879 |
const TypeAryPtr* ary = NULL; |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6880 |
ciArray* aobj = NULL; |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6881 |
if (counts->is_Con() |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6882 |
&& (ary = counts->bottom_type()->isa_aryptr()) != NULL |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6883 |
&& (aobj = ary->const_oop()->as_array()) != NULL |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6884 |
&& (aobj->length() == 2)) { |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6885 |
// Profile is int[2] where [0] and [1] correspond to false and true value occurrences respectively. |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6886 |
jint false_cnt = aobj->element_value(0).as_int(); |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6887 |
jint true_cnt = aobj->element_value(1).as_int(); |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6888 |
|
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6889 |
if (C->log() != NULL) { |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6890 |
C->log()->elem("observe source='profileBoolean' false='%d' true='%d'", |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6891 |
false_cnt, true_cnt); |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6892 |
} |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6893 |
|
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6894 |
if (false_cnt + true_cnt == 0) { |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6895 |
// According to profile, never executed. |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6896 |
uncommon_trap_exact(Deoptimization::Reason_intrinsic, |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6897 |
Deoptimization::Action_reinterpret); |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6898 |
return true; |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6899 |
} |
30190
a57955ac2bc1
8074548: Never-taken branches cause repeated deopts in MHs.GWT case
vlivanov
parents:
30189
diff
changeset
|
6900 |
|
a57955ac2bc1
8074548: Never-taken branches cause repeated deopts in MHs.GWT case
vlivanov
parents:
30189
diff
changeset
|
6901 |
// result is a boolean (0 or 1) and its profile (false_cnt & true_cnt) |
a57955ac2bc1
8074548: Never-taken branches cause repeated deopts in MHs.GWT case
vlivanov
parents:
30189
diff
changeset
|
6902 |
// is a number of each value occurrences. |
a57955ac2bc1
8074548: Never-taken branches cause repeated deopts in MHs.GWT case
vlivanov
parents:
30189
diff
changeset
|
6903 |
Node* result = argument(0); |
a57955ac2bc1
8074548: Never-taken branches cause repeated deopts in MHs.GWT case
vlivanov
parents:
30189
diff
changeset
|
6904 |
if (false_cnt == 0 || true_cnt == 0) { |
a57955ac2bc1
8074548: Never-taken branches cause repeated deopts in MHs.GWT case
vlivanov
parents:
30189
diff
changeset
|
6905 |
// According to profile, one value has been never seen. |
a57955ac2bc1
8074548: Never-taken branches cause repeated deopts in MHs.GWT case
vlivanov
parents:
30189
diff
changeset
|
6906 |
int expected_val = (false_cnt == 0) ? 1 : 0; |
a57955ac2bc1
8074548: Never-taken branches cause repeated deopts in MHs.GWT case
vlivanov
parents:
30189
diff
changeset
|
6907 |
|
a57955ac2bc1
8074548: Never-taken branches cause repeated deopts in MHs.GWT case
vlivanov
parents:
30189
diff
changeset
|
6908 |
Node* cmp = _gvn.transform(new CmpINode(result, intcon(expected_val))); |
a57955ac2bc1
8074548: Never-taken branches cause repeated deopts in MHs.GWT case
vlivanov
parents:
30189
diff
changeset
|
6909 |
Node* test = _gvn.transform(new BoolNode(cmp, BoolTest::eq)); |
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changeset
|
6910 |
|
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|
6911 |
IfNode* check = create_and_map_if(control(), test, PROB_ALWAYS, COUNT_UNKNOWN); |
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|
6912 |
Node* fast_path = _gvn.transform(new IfTrueNode(check)); |
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changeset
|
6913 |
Node* slow_path = _gvn.transform(new IfFalseNode(check)); |
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diff
changeset
|
6914 |
|
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changeset
|
6915 |
{ // Slow path: uncommon trap for never seen value and then reexecute |
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diff
changeset
|
6916 |
// MethodHandleImpl::profileBoolean() to bump the count, so JIT knows |
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diff
changeset
|
6917 |
// the value has been seen at least once. |
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changeset
|
6918 |
PreserveJVMState pjvms(this); |
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diff
changeset
|
6919 |
PreserveReexecuteState preexecs(this); |
a57955ac2bc1
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diff
changeset
|
6920 |
jvms()->set_should_reexecute(true); |
a57955ac2bc1
8074548: Never-taken branches cause repeated deopts in MHs.GWT case
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diff
changeset
|
6921 |
|
a57955ac2bc1
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diff
changeset
|
6922 |
set_control(slow_path); |
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diff
changeset
|
6923 |
set_i_o(i_o()); |
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diff
changeset
|
6924 |
|
a57955ac2bc1
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parents:
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diff
changeset
|
6925 |
uncommon_trap_exact(Deoptimization::Reason_intrinsic, |
a57955ac2bc1
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diff
changeset
|
6926 |
Deoptimization::Action_reinterpret); |
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diff
changeset
|
6927 |
} |
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diff
changeset
|
6928 |
// The guard for never seen value enables sharpening of the result and |
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diff
changeset
|
6929 |
// returning a constant. It allows to eliminate branches on the same value |
a57955ac2bc1
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diff
changeset
|
6930 |
// later on. |
a57955ac2bc1
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diff
changeset
|
6931 |
set_control(fast_path); |
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diff
changeset
|
6932 |
result = intcon(expected_val); |
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diff
changeset
|
6933 |
} |
28912
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6934 |
// Stop profiling. |
30190
a57955ac2bc1
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diff
changeset
|
6935 |
// MethodHandleImpl::profileBoolean() has profiling logic in its bytecode. |
a57955ac2bc1
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diff
changeset
|
6936 |
// By replacing method body with profile data (represented as ProfileBooleanNode |
28912
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
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diff
changeset
|
6937 |
// on IR level) we effectively disable profiling. |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
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parents:
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diff
changeset
|
6938 |
// It enables full speed execution once optimized code is generated. |
30190
a57955ac2bc1
8074548: Never-taken branches cause repeated deopts in MHs.GWT case
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diff
changeset
|
6939 |
Node* profile = _gvn.transform(new ProfileBooleanNode(result, false_cnt, true_cnt)); |
28912
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
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diff
changeset
|
6940 |
C->record_for_igvn(profile); |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
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diff
changeset
|
6941 |
set_result(profile); |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
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diff
changeset
|
6942 |
return true; |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
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parents:
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diff
changeset
|
6943 |
} else { |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
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parents:
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diff
changeset
|
6944 |
// Continue profiling. |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
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diff
changeset
|
6945 |
// Profile data isn't available at the moment. So, execute method's bytecode version. |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6946 |
// Usually, when GWT LambdaForms are profiled it means that a stand-alone nmethod |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
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parents:
28719
diff
changeset
|
6947 |
// is compiled and counters aren't available since corresponding MethodHandle |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6948 |
// isn't a compile-time constant. |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
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diff
changeset
|
6949 |
return false; |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6950 |
} |
27fac2f8fdbe
8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
vlivanov
parents:
28719
diff
changeset
|
6951 |
} |
30189
0dce8215957a
8075263: MHI::checkCustomized isn't eliminated for inlined MethodHandles
vlivanov
parents:
29348
diff
changeset
|
6952 |
|
0dce8215957a
8075263: MHI::checkCustomized isn't eliminated for inlined MethodHandles
vlivanov
parents:
29348
diff
changeset
|
6953 |
bool LibraryCallKit::inline_isCompileConstant() { |
0dce8215957a
8075263: MHI::checkCustomized isn't eliminated for inlined MethodHandles
vlivanov
parents:
29348
diff
changeset
|
6954 |
Node* n = argument(0); |
0dce8215957a
8075263: MHI::checkCustomized isn't eliminated for inlined MethodHandles
vlivanov
parents:
29348
diff
changeset
|
6955 |
set_result(n->is_Con() ? intcon(1) : intcon(0)); |
0dce8215957a
8075263: MHI::checkCustomized isn't eliminated for inlined MethodHandles
vlivanov
parents:
29348
diff
changeset
|
6956 |
return true; |
0dce8215957a
8075263: MHI::checkCustomized isn't eliminated for inlined MethodHandles
vlivanov
parents:
29348
diff
changeset
|
6957 |
} |