author | gziemski |
Wed, 31 Jan 2018 11:12:12 -0600 | |
changeset 48824 | e48c4461a8bb |
parent 47916 | bdbef8638948 |
child 50094 | 2f79462aab9b |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 1997, 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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#ifndef SHARE_VM_INTERPRETER_TEMPLATEINTERPRETERGENERATOR_HPP |
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#define SHARE_VM_INTERPRETER_TEMPLATEINTERPRETERGENERATOR_HPP |
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// This file contains the platform-independent parts |
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// of the template interpreter generator. |
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#ifndef CC_INTERP |
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class TemplateInterpreterGenerator: public AbstractInterpreterGenerator { |
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protected: |
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// entry points for shared code sequence |
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address _unimplemented_bytecode; |
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address _illegal_bytecode_sequence; |
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// shared code sequences |
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// Converter for native abi result to tosca result |
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address generate_result_handler_for(BasicType type); |
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address generate_slow_signature_handler(); |
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address generate_error_exit(const char* msg); |
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address generate_StackOverflowError_handler(); |
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address generate_exception_handler(const char* name, const char* message) { |
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return generate_exception_handler_common(name, message, false); |
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} |
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address generate_klass_exception_handler(const char* name) { |
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return generate_exception_handler_common(name, NULL, true); |
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} |
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address generate_exception_handler_common(const char* name, const char* message, bool pass_oop); |
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address generate_ClassCastException_handler(); |
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address generate_ArrayIndexOutOfBounds_handler(const char* name); |
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address generate_return_entry_for(TosState state, int step, size_t index_size); |
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address generate_earlyret_entry_for(TosState state); |
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address generate_deopt_entry_for(TosState state, int step, address continuation = NULL); |
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address generate_safept_entry_for(TosState state, address runtime_entry); |
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void generate_throw_exception(); |
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void lock_method(); |
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void bang_stack_shadow_pages(bool native_call); |
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// Instruction generation |
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void generate_and_dispatch (Template* t, TosState tos_out = ilgl); |
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void set_vtos_entry_points (Template* t, address& bep, address& cep, address& sep, address& aep, address& iep, address& lep, address& fep, address& dep, address& vep); |
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void set_short_entry_points(Template* t, address& bep, address& cep, address& sep, address& aep, address& iep, address& lep, address& fep, address& dep, address& vep); |
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void set_wide_entry_point (Template* t, address& wep); |
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void set_entry_points(Bytecodes::Code code); |
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void set_unimplemented(int i); |
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void set_entry_points_for_all_bytes(); |
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void set_safepoints_for_all_bytes(); |
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// Helpers for generate_and_dispatch |
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address generate_trace_code(TosState state) PRODUCT_RETURN0; |
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void count_bytecode() PRODUCT_RETURN; |
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void histogram_bytecode(Template* t) PRODUCT_RETURN; |
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void histogram_bytecode_pair(Template* t) PRODUCT_RETURN; |
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void trace_bytecode(Template* t) PRODUCT_RETURN; |
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void stop_interpreter_at() PRODUCT_RETURN; |
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void generate_all(); |
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// entry point generator |
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address generate_method_entry(AbstractInterpreter::MethodKind kind); |
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address generate_normal_entry(bool synchronized); |
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address generate_native_entry(bool synchronized); |
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address generate_abstract_entry(void); |
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address generate_math_entry(AbstractInterpreter::MethodKind kind); |
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address generate_Reference_get_entry(); |
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address generate_CRC32_update_entry(); |
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address generate_CRC32_updateBytes_entry(AbstractInterpreter::MethodKind kind); |
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address generate_CRC32C_updateBytes_entry(AbstractInterpreter::MethodKind kind); |
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#ifdef IA32 |
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address generate_Float_intBitsToFloat_entry(); |
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address generate_Float_floatToRawIntBits_entry(); |
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address generate_Double_longBitsToDouble_entry(); |
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address generate_Double_doubleToRawLongBits_entry(); |
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#endif // IA32 |
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// Some platforms don't need registers, other need two. Unused function is |
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// left unimplemented. |
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void generate_stack_overflow_check(void); |
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void generate_stack_overflow_check(Register Rframe_size, Register Rscratch); |
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void generate_counter_incr(Label* overflow, Label* profile_method, Label* profile_method_continue); |
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void generate_counter_overflow(Label& continue_entry); |
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void generate_fixed_frame(bool native_call); |
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#ifdef SPARC |
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void save_native_result(void); |
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void restore_native_result(void); |
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#endif // SPARC |
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#ifdef AARCH64 |
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void generate_transcendental_entry(AbstractInterpreter::MethodKind kind, int fpargs); |
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#endif // AARCH64 |
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#ifdef PPC |
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void lock_method(Register Rflags, Register Rscratch1, Register Rscratch2, bool flags_preloaded=false); |
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void generate_fixed_frame(bool native_call, Register Rsize_of_parameters, Register Rsize_of_locals); |
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#endif // PPC |
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public: |
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TemplateInterpreterGenerator(StubQueue* _code); |
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}; |
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#endif // !CC_INTERP |
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#endif // SHARE_VM_INTERPRETER_TEMPLATEINTERPRETERGENERATOR_HPP |