author | vlivanov |
Fri, 29 Apr 2016 02:13:40 +0300 | |
changeset 38144 | 0976c0c5c5d3 |
parent 38133 | 78b95467b9f1 |
parent 38074 | 8475fdc6dcc3 |
child 40332 | a52d1e719c4d |
permissions | -rw-r--r-- |
1 | 1 |
/* |
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* Copyright (c) 1997, 2016, 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 "code/codeCache.hpp" |
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#include "code/vmreg.inline.hpp" |
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#include "compiler/abstractCompiler.hpp" |
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#include "compiler/disassembler.hpp" |
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#include "gc/shared/collectedHeap.inline.hpp" |
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#include "interpreter/interpreter.hpp" |
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#include "interpreter/oopMapCache.hpp" |
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#include "memory/resourceArea.hpp" |
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#include "memory/universe.inline.hpp" |
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#include "oops/markOop.hpp" |
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#include "oops/method.hpp" |
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#include "oops/methodData.hpp" |
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#include "oops/oop.inline.hpp" |
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#include "oops/verifyOopClosure.hpp" |
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#include "prims/methodHandles.hpp" |
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#include "runtime/frame.inline.hpp" |
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#include "runtime/handles.inline.hpp" |
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#include "runtime/javaCalls.hpp" |
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#include "runtime/monitorChunk.hpp" |
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#include "runtime/os.hpp" |
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#include "runtime/sharedRuntime.hpp" |
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#include "runtime/signature.hpp" |
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#include "runtime/stubCodeGenerator.hpp" |
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#include "runtime/stubRoutines.hpp" |
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#include "runtime/thread.inline.hpp" |
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#include "utilities/decoder.hpp" |
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|
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RegisterMap::RegisterMap(JavaThread *thread, bool update_map) { |
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_thread = thread; |
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_update_map = update_map; |
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clear(); |
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debug_only(_update_for_id = NULL;) |
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#ifndef PRODUCT |
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for (int i = 0; i < reg_count ; i++ ) _location[i] = NULL; |
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#endif /* PRODUCT */ |
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} |
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||
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RegisterMap::RegisterMap(const RegisterMap* map) { |
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assert(map != this, "bad initialization parameter"); |
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assert(map != NULL, "RegisterMap must be present"); |
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_thread = map->thread(); |
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_update_map = map->update_map(); |
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_include_argument_oops = map->include_argument_oops(); |
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debug_only(_update_for_id = map->_update_for_id;) |
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pd_initialize_from(map); |
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if (update_map()) { |
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for(int i = 0; i < location_valid_size; i++) { |
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LocationValidType bits = !update_map() ? 0 : map->_location_valid[i]; |
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_location_valid[i] = bits; |
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// for whichever bits are set, pull in the corresponding map->_location |
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int j = i*location_valid_type_size; |
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while (bits != 0) { |
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if ((bits & 1) != 0) { |
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assert(0 <= j && j < reg_count, "range check"); |
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_location[j] = map->_location[j]; |
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} |
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bits >>= 1; |
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j += 1; |
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} |
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} |
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} |
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} |
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void RegisterMap::clear() { |
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set_include_argument_oops(true); |
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if (_update_map) { |
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for(int i = 0; i < location_valid_size; i++) { |
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_location_valid[i] = 0; |
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} |
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pd_clear(); |
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} else { |
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pd_initialize(); |
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} |
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} |
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#ifndef PRODUCT |
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void RegisterMap::print_on(outputStream* st) const { |
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st->print_cr("Register map"); |
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for(int i = 0; i < reg_count; i++) { |
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VMReg r = VMRegImpl::as_VMReg(i); |
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intptr_t* src = (intptr_t*) location(r); |
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if (src != NULL) { |
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r->print_on(st); |
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st->print(" [" INTPTR_FORMAT "] = ", p2i(src)); |
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if (((uintptr_t)src & (sizeof(*src)-1)) != 0) { |
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st->print_cr("<misaligned>"); |
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} else { |
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st->print_cr(INTPTR_FORMAT, *src); |
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} |
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} |
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} |
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} |
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void RegisterMap::print() const { |
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print_on(tty); |
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} |
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#endif |
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// This returns the pc that if you were in the debugger you'd see. Not |
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// the idealized value in the frame object. This undoes the magic conversion |
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// that happens for deoptimized frames. In addition it makes the value the |
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// hardware would want to see in the native frame. The only user (at this point) |
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// is deoptimization. It likely no one else should ever use it. |
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address frame::raw_pc() const { |
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if (is_deoptimized_frame()) { |
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CompiledMethod* cm = cb()->as_compiled_method_or_null(); |
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if (cm->is_method_handle_return(pc())) |
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return cm->deopt_mh_handler_begin() - pc_return_offset; |
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else |
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return cm->deopt_handler_begin() - pc_return_offset; |
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} else { |
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return (pc() - pc_return_offset); |
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} |
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} |
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// Change the pc in a frame object. This does not change the actual pc in |
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// actual frame. To do that use patch_pc. |
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// |
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void frame::set_pc(address newpc ) { |
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#ifdef ASSERT |
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if (_cb != NULL && _cb->is_nmethod()) { |
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assert(!((nmethod*)_cb)->is_deopt_pc(_pc), "invariant violation"); |
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} |
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#endif // ASSERT |
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// Unsafe to use the is_deoptimzed tester after changing pc |
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_deopt_state = unknown; |
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_pc = newpc; |
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_cb = CodeCache::find_blob_unsafe(_pc); |
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} |
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// type testers |
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bool frame::is_ignored_frame() const { |
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return false; // FIXME: some LambdaForm frames should be ignored |
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} |
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bool frame::is_deoptimized_frame() const { |
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assert(_deopt_state != unknown, "not answerable"); |
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return _deopt_state == is_deoptimized; |
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} |
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bool frame::is_native_frame() const { |
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return (_cb != NULL && |
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_cb->is_nmethod() && |
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((nmethod*)_cb)->is_native_method()); |
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} |
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bool frame::is_java_frame() const { |
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if (is_interpreted_frame()) return true; |
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if (is_compiled_frame()) return true; |
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return false; |
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} |
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bool frame::is_compiled_frame() const { |
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if (_cb != NULL && |
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_cb->is_compiled() && |
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((CompiledMethod*)_cb)->is_java_method()) { |
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return true; |
189 |
} |
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return false; |
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} |
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192 |
||
193 |
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bool frame::is_runtime_frame() const { |
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return (_cb != NULL && _cb->is_runtime_stub()); |
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} |
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bool frame::is_safepoint_blob_frame() const { |
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return (_cb != NULL && _cb->is_safepoint_stub()); |
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} |
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// testers |
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bool frame::is_first_java_frame() const { |
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RegisterMap map(JavaThread::current(), false); // No update |
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frame s; |
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for (s = sender(&map); !(s.is_java_frame() || s.is_first_frame()); s = s.sender(&map)); |
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return s.is_first_frame(); |
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} |
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211 |
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bool frame::entry_frame_is_first() const { |
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return entry_frame_call_wrapper()->is_first_frame(); |
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} |
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JavaCallWrapper* frame::entry_frame_call_wrapper_if_safe(JavaThread* thread) const { |
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JavaCallWrapper** jcw = entry_frame_call_wrapper_addr(); |
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address addr = (address) jcw; |
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// addr must be within the usable part of the stack |
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if (thread->is_in_usable_stack(addr)) { |
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return *jcw; |
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} |
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return NULL; |
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} |
1 | 227 |
|
228 |
bool frame::should_be_deoptimized() const { |
|
229 |
if (_deopt_state == is_deoptimized || |
|
230 |
!is_compiled_frame() ) return false; |
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assert(_cb != NULL && _cb->is_compiled(), "must be an nmethod"); |
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CompiledMethod* nm = (CompiledMethod *)_cb; |
1 | 233 |
if (TraceDependencies) { |
234 |
tty->print("checking (%s) ", nm->is_marked_for_deoptimization() ? "true" : "false"); |
|
235 |
nm->print_value_on(tty); |
|
236 |
tty->cr(); |
|
237 |
} |
|
238 |
||
239 |
if( !nm->is_marked_for_deoptimization() ) |
|
240 |
return false; |
|
241 |
||
242 |
// If at the return point, then the frame has already been popped, and |
|
243 |
// only the return needs to be executed. Don't deoptimize here. |
|
244 |
return !nm->is_at_poll_return(pc()); |
|
245 |
} |
|
246 |
||
247 |
bool frame::can_be_deoptimized() const { |
|
248 |
if (!is_compiled_frame()) return false; |
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CompiledMethod* nm = (CompiledMethod*)_cb; |
1 | 250 |
|
251 |
if( !nm->can_be_deoptimized() ) |
|
252 |
return false; |
|
253 |
||
254 |
return !nm->is_at_poll_return(pc()); |
|
255 |
} |
|
256 |
||
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void frame::deoptimize(JavaThread* thread) { |
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// Schedule deoptimization of an nmethod activation with this frame. |
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assert(_cb != NULL && _cb->is_compiled(), "must be"); |
1 | 260 |
|
261 |
// This is a fix for register window patching race |
|
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262 |
if (NeedsDeoptSuspend && Thread::current() != thread) { |
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263 |
assert(SafepointSynchronize::is_at_safepoint(), |
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264 |
"patching other threads for deopt may only occur at a safepoint"); |
1 | 265 |
|
266 |
// It is possible especially with DeoptimizeALot/DeoptimizeRandom that |
|
267 |
// we could see the frame again and ask for it to be deoptimized since |
|
268 |
// it might move for a long time. That is harmless and we just ignore it. |
|
269 |
if (id() == thread->must_deopt_id()) { |
|
270 |
assert(thread->is_deopt_suspend(), "lost suspension"); |
|
271 |
return; |
|
272 |
} |
|
273 |
||
274 |
// We are at a safepoint so the target thread can only be |
|
275 |
// in 4 states: |
|
276 |
// blocked - no problem |
|
277 |
// blocked_trans - no problem (i.e. could have woken up from blocked |
|
278 |
// during a safepoint). |
|
279 |
// native - register window pc patching race |
|
280 |
// native_trans - momentary state |
|
281 |
// |
|
282 |
// We could just wait out a thread in native_trans to block. |
|
283 |
// Then we'd have all the issues that the safepoint code has as to |
|
284 |
// whether to spin or block. It isn't worth it. Just treat it like |
|
285 |
// native and be done with it. |
|
286 |
// |
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// Examine the state of the thread at the start of safepoint since |
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// threads that were in native at the start of the safepoint could |
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// come to a halt during the safepoint, changing the current value |
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// of the safepoint_state. |
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|
291 |
JavaThreadState state = thread->safepoint_state()->orig_thread_state(); |
1 | 292 |
if (state == _thread_in_native || state == _thread_in_native_trans) { |
293 |
// Since we are at a safepoint the target thread will stop itself |
|
294 |
// before it can return to java as long as we remain at the safepoint. |
|
295 |
// Therefore we can put an additional request for the thread to stop |
|
296 |
// no matter what no (like a suspend). This will cause the thread |
|
297 |
// to notice it needs to do the deopt on its own once it leaves native. |
|
298 |
// |
|
299 |
// The only reason we must do this is because on machine with register |
|
300 |
// windows we have a race with patching the return address and the |
|
301 |
// window coming live as the thread returns to the Java code (but still |
|
302 |
// in native mode) and then blocks. It is only this top most frame |
|
303 |
// that is at risk. So in truth we could add an additional check to |
|
304 |
// see if this frame is one that is at risk. |
|
305 |
RegisterMap map(thread, false); |
|
306 |
frame at_risk = thread->last_frame().sender(&map); |
|
307 |
if (id() == at_risk.id()) { |
|
308 |
thread->set_must_deopt_id(id()); |
|
309 |
thread->set_deopt_suspend(); |
|
310 |
return; |
|
311 |
} |
|
312 |
} |
|
313 |
} // NeedsDeoptSuspend |
|
314 |
||
315 |
||
4752 | 316 |
// If the call site is a MethodHandle call site use the MH deopt |
317 |
// handler. |
|
38133
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|
318 |
CompiledMethod* cm = (CompiledMethod*) _cb; |
78b95467b9f1
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changeset
|
319 |
address deopt = cm->is_method_handle_return(pc()) ? |
78b95467b9f1
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changeset
|
320 |
cm->deopt_mh_handler_begin() : |
78b95467b9f1
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diff
changeset
|
321 |
cm->deopt_handler_begin(); |
4752 | 322 |
|
1 | 323 |
// Save the original pc before we patch in the new one |
38133
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changeset
|
324 |
cm->set_original_pc(this, pc()); |
1 | 325 |
patch_pc(thread, deopt); |
4752 | 326 |
|
1 | 327 |
#ifdef ASSERT |
328 |
{ |
|
329 |
RegisterMap map(thread, false); |
|
330 |
frame check = thread->last_frame(); |
|
331 |
while (id() != check.id()) { |
|
332 |
check = check.sender(&map); |
|
333 |
} |
|
334 |
assert(check.is_deoptimized_frame(), "missed deopt"); |
|
335 |
} |
|
336 |
#endif // ASSERT |
|
337 |
} |
|
338 |
||
339 |
frame frame::java_sender() const { |
|
340 |
RegisterMap map(JavaThread::current(), false); |
|
341 |
frame s; |
|
342 |
for (s = sender(&map); !(s.is_java_frame() || s.is_first_frame()); s = s.sender(&map)) ; |
|
343 |
guarantee(s.is_java_frame(), "tried to get caller of first java frame"); |
|
344 |
return s; |
|
345 |
} |
|
346 |
||
347 |
frame frame::real_sender(RegisterMap* map) const { |
|
348 |
frame result = sender(map); |
|
9630
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|
349 |
while (result.is_runtime_frame() || |
13391
30245956af37
7023639: JSR 292 method handle invocation needs a fast path for compiled code
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parents:
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diff
changeset
|
350 |
result.is_ignored_frame()) { |
1 | 351 |
result = result.sender(map); |
352 |
} |
|
353 |
return result; |
|
354 |
} |
|
355 |
||
356 |
// Note: called by profiler - NOT for current thread |
|
357 |
frame frame::profile_find_Java_sender_frame(JavaThread *thread) { |
|
358 |
// If we don't recognize this frame, walk back up the stack until we do |
|
359 |
RegisterMap map(thread, false); |
|
360 |
frame first_java_frame = frame(); |
|
361 |
||
362 |
// Find the first Java frame on the stack starting with input frame |
|
363 |
if (is_java_frame()) { |
|
364 |
// top frame is compiled frame or deoptimized frame |
|
365 |
first_java_frame = *this; |
|
366 |
} else if (safe_for_sender(thread)) { |
|
367 |
for (frame sender_frame = sender(&map); |
|
368 |
sender_frame.safe_for_sender(thread) && !sender_frame.is_first_frame(); |
|
369 |
sender_frame = sender_frame.sender(&map)) { |
|
370 |
if (sender_frame.is_java_frame()) { |
|
371 |
first_java_frame = sender_frame; |
|
372 |
break; |
|
373 |
} |
|
374 |
} |
|
375 |
} |
|
376 |
return first_java_frame; |
|
377 |
} |
|
378 |
||
379 |
// Interpreter frames |
|
380 |
||
381 |
||
382 |
void frame::interpreter_frame_set_locals(intptr_t* locs) { |
|
383 |
assert(is_interpreted_frame(), "Not an interpreted frame"); |
|
384 |
*interpreter_frame_locals_addr() = locs; |
|
385 |
} |
|
386 |
||
13728
882756847a04
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changeset
|
387 |
Method* frame::interpreter_frame_method() const { |
1 | 388 |
assert(is_interpreted_frame(), "interpreted frame expected"); |
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
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diff
changeset
|
389 |
Method* m = *interpreter_frame_method_addr(); |
882756847a04
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diff
changeset
|
390 |
assert(m->is_method(), "not a Method*"); |
1 | 391 |
return m; |
392 |
} |
|
393 |
||
13728
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diff
changeset
|
394 |
void frame::interpreter_frame_set_method(Method* method) { |
1 | 395 |
assert(is_interpreted_frame(), "interpreted frame expected"); |
396 |
*interpreter_frame_method_addr() = method; |
|
397 |
} |
|
398 |
||
38074
8475fdc6dcc3
8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
coleenp
parents:
38053
diff
changeset
|
399 |
void frame::interpreter_frame_set_mirror(oop mirror) { |
8475fdc6dcc3
8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
coleenp
parents:
38053
diff
changeset
|
400 |
assert(is_interpreted_frame(), "interpreted frame expected"); |
8475fdc6dcc3
8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
coleenp
parents:
38053
diff
changeset
|
401 |
*interpreter_frame_mirror_addr() = mirror; |
8475fdc6dcc3
8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
coleenp
parents:
38053
diff
changeset
|
402 |
} |
8475fdc6dcc3
8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
coleenp
parents:
38053
diff
changeset
|
403 |
|
1 | 404 |
jint frame::interpreter_frame_bci() const { |
405 |
assert(is_interpreted_frame(), "interpreted frame expected"); |
|
25714
87fa6860b5ae
8004128: NPG: remove stackwalking in Threads::gc_prologue and gc_epilogue code
coleenp
parents:
25468
diff
changeset
|
406 |
address bcp = interpreter_frame_bcp(); |
87fa6860b5ae
8004128: NPG: remove stackwalking in Threads::gc_prologue and gc_epilogue code
coleenp
parents:
25468
diff
changeset
|
407 |
return interpreter_frame_method()->bci_from(bcp); |
1 | 408 |
} |
409 |
||
410 |
address frame::interpreter_frame_bcp() const { |
|
411 |
assert(is_interpreted_frame(), "interpreted frame expected"); |
|
25895
03808d9a48b2
8051398: jvmti tests fieldacc002, fieldmod002 fail in nightly with errors: (watch#0) wrong location
coleenp
parents:
25717
diff
changeset
|
412 |
address bcp = (address)*interpreter_frame_bcp_addr(); |
03808d9a48b2
8051398: jvmti tests fieldacc002, fieldmod002 fail in nightly with errors: (watch#0) wrong location
coleenp
parents:
25717
diff
changeset
|
413 |
return interpreter_frame_method()->bcp_from(bcp); |
1 | 414 |
} |
415 |
||
416 |
void frame::interpreter_frame_set_bcp(address bcp) { |
|
417 |
assert(is_interpreted_frame(), "interpreted frame expected"); |
|
25714
87fa6860b5ae
8004128: NPG: remove stackwalking in Threads::gc_prologue and gc_epilogue code
coleenp
parents:
25468
diff
changeset
|
418 |
*interpreter_frame_bcp_addr() = (intptr_t)bcp; |
1 | 419 |
} |
420 |
||
421 |
address frame::interpreter_frame_mdp() const { |
|
422 |
assert(ProfileInterpreter, "must be profiling interpreter"); |
|
423 |
assert(is_interpreted_frame(), "interpreted frame expected"); |
|
25714
87fa6860b5ae
8004128: NPG: remove stackwalking in Threads::gc_prologue and gc_epilogue code
coleenp
parents:
25468
diff
changeset
|
424 |
return (address)*interpreter_frame_mdp_addr(); |
1 | 425 |
} |
426 |
||
427 |
void frame::interpreter_frame_set_mdp(address mdp) { |
|
428 |
assert(is_interpreted_frame(), "interpreted frame expected"); |
|
25714
87fa6860b5ae
8004128: NPG: remove stackwalking in Threads::gc_prologue and gc_epilogue code
coleenp
parents:
25468
diff
changeset
|
429 |
assert(ProfileInterpreter, "must be profiling interpreter"); |
87fa6860b5ae
8004128: NPG: remove stackwalking in Threads::gc_prologue and gc_epilogue code
coleenp
parents:
25468
diff
changeset
|
430 |
*interpreter_frame_mdp_addr() = (intptr_t)mdp; |
1 | 431 |
} |
432 |
||
433 |
BasicObjectLock* frame::next_monitor_in_interpreter_frame(BasicObjectLock* current) const { |
|
434 |
assert(is_interpreted_frame(), "Not an interpreted frame"); |
|
435 |
#ifdef ASSERT |
|
436 |
interpreter_frame_verify_monitor(current); |
|
437 |
#endif |
|
438 |
BasicObjectLock* next = (BasicObjectLock*) (((intptr_t*) current) + interpreter_frame_monitor_size()); |
|
439 |
return next; |
|
440 |
} |
|
441 |
||
442 |
BasicObjectLock* frame::previous_monitor_in_interpreter_frame(BasicObjectLock* current) const { |
|
443 |
assert(is_interpreted_frame(), "Not an interpreted frame"); |
|
444 |
#ifdef ASSERT |
|
445 |
// // This verification needs to be checked before being enabled |
|
446 |
// interpreter_frame_verify_monitor(current); |
|
447 |
#endif |
|
448 |
BasicObjectLock* previous = (BasicObjectLock*) (((intptr_t*) current) - interpreter_frame_monitor_size()); |
|
449 |
return previous; |
|
450 |
} |
|
451 |
||
452 |
// Interpreter locals and expression stack locations. |
|
453 |
||
454 |
intptr_t* frame::interpreter_frame_local_at(int index) const { |
|
455 |
const int n = Interpreter::local_offset_in_bytes(index)/wordSize; |
|
456 |
return &((*interpreter_frame_locals_addr())[n]); |
|
457 |
} |
|
458 |
||
459 |
intptr_t* frame::interpreter_frame_expression_stack_at(jint offset) const { |
|
460 |
const int i = offset * interpreter_frame_expression_stack_direction(); |
|
5419 | 461 |
const int n = i * Interpreter::stackElementWords; |
1 | 462 |
return &(interpreter_frame_expression_stack()[n]); |
463 |
} |
|
464 |
||
465 |
jint frame::interpreter_frame_expression_stack_size() const { |
|
466 |
// Number of elements on the interpreter expression stack |
|
467 |
// Callers should span by stackElementWords |
|
5419 | 468 |
int element_size = Interpreter::stackElementWords; |
23482
40418dd505d1
8033566: [parfait] warning from b128 for hotspot/src/share/vm/runtime/frame.cpp: JNI primitive type mismatch
ccheung
parents:
22929
diff
changeset
|
469 |
size_t stack_size = 0; |
1 | 470 |
if (frame::interpreter_frame_expression_stack_direction() < 0) { |
23482
40418dd505d1
8033566: [parfait] warning from b128 for hotspot/src/share/vm/runtime/frame.cpp: JNI primitive type mismatch
ccheung
parents:
22929
diff
changeset
|
471 |
stack_size = (interpreter_frame_expression_stack() - |
40418dd505d1
8033566: [parfait] warning from b128 for hotspot/src/share/vm/runtime/frame.cpp: JNI primitive type mismatch
ccheung
parents:
22929
diff
changeset
|
472 |
interpreter_frame_tos_address() + 1)/element_size; |
1 | 473 |
} else { |
23482
40418dd505d1
8033566: [parfait] warning from b128 for hotspot/src/share/vm/runtime/frame.cpp: JNI primitive type mismatch
ccheung
parents:
22929
diff
changeset
|
474 |
stack_size = (interpreter_frame_tos_address() - |
40418dd505d1
8033566: [parfait] warning from b128 for hotspot/src/share/vm/runtime/frame.cpp: JNI primitive type mismatch
ccheung
parents:
22929
diff
changeset
|
475 |
interpreter_frame_expression_stack() + 1)/element_size; |
1 | 476 |
} |
23482
40418dd505d1
8033566: [parfait] warning from b128 for hotspot/src/share/vm/runtime/frame.cpp: JNI primitive type mismatch
ccheung
parents:
22929
diff
changeset
|
477 |
assert( stack_size <= (size_t)max_jint, "stack size too big"); |
40418dd505d1
8033566: [parfait] warning from b128 for hotspot/src/share/vm/runtime/frame.cpp: JNI primitive type mismatch
ccheung
parents:
22929
diff
changeset
|
478 |
return ((jint)stack_size); |
1 | 479 |
} |
480 |
||
481 |
||
482 |
// (frame::interpreter_frame_sender_sp accessor is in frame_<arch>.cpp) |
|
483 |
||
484 |
const char* frame::print_name() const { |
|
485 |
if (is_native_frame()) return "Native"; |
|
486 |
if (is_interpreted_frame()) return "Interpreted"; |
|
487 |
if (is_compiled_frame()) { |
|
488 |
if (is_deoptimized_frame()) return "Deoptimized"; |
|
489 |
return "Compiled"; |
|
490 |
} |
|
491 |
if (sp() == NULL) return "Empty"; |
|
492 |
return "C"; |
|
493 |
} |
|
494 |
||
495 |
void frame::print_value_on(outputStream* st, JavaThread *thread) const { |
|
496 |
NOT_PRODUCT(address begin = pc()-40;) |
|
497 |
NOT_PRODUCT(address end = NULL;) |
|
498 |
||
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
499 |
st->print("%s frame (sp=" INTPTR_FORMAT " unextended sp=" INTPTR_FORMAT, print_name(), p2i(sp()), p2i(unextended_sp())); |
1 | 500 |
if (sp() != NULL) |
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
501 |
st->print(", fp=" INTPTR_FORMAT ", real_fp=" INTPTR_FORMAT ", pc=" INTPTR_FORMAT, |
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
502 |
p2i(fp()), p2i(real_fp()), p2i(pc())); |
1 | 503 |
|
504 |
if (StubRoutines::contains(pc())) { |
|
505 |
st->print_cr(")"); |
|
506 |
st->print("("); |
|
507 |
StubCodeDesc* desc = StubCodeDesc::desc_for(pc()); |
|
508 |
st->print("~Stub::%s", desc->name()); |
|
509 |
NOT_PRODUCT(begin = desc->begin(); end = desc->end();) |
|
510 |
} else if (Interpreter::contains(pc())) { |
|
511 |
st->print_cr(")"); |
|
512 |
st->print("("); |
|
513 |
InterpreterCodelet* desc = Interpreter::codelet_containing(pc()); |
|
514 |
if (desc != NULL) { |
|
515 |
st->print("~"); |
|
11636
3c07b54482a5
7141200: log some interesting information in ring buffers for crashes
never
parents:
11571
diff
changeset
|
516 |
desc->print_on(st); |
1 | 517 |
NOT_PRODUCT(begin = desc->code_begin(); end = desc->code_end();) |
518 |
} else { |
|
519 |
st->print("~interpreter"); |
|
520 |
} |
|
521 |
} |
|
522 |
st->print_cr(")"); |
|
523 |
||
524 |
if (_cb != NULL) { |
|
525 |
st->print(" "); |
|
526 |
_cb->print_value_on(st); |
|
527 |
st->cr(); |
|
528 |
#ifndef PRODUCT |
|
529 |
if (end == NULL) { |
|
6418 | 530 |
begin = _cb->code_begin(); |
531 |
end = _cb->code_end(); |
|
1 | 532 |
} |
533 |
#endif |
|
534 |
} |
|
535 |
NOT_PRODUCT(if (WizardMode && Verbose) Disassembler::decode(begin, end);) |
|
536 |
} |
|
537 |
||
538 |
||
539 |
void frame::print_on(outputStream* st) const { |
|
540 |
print_value_on(st,NULL); |
|
541 |
if (is_interpreted_frame()) { |
|
542 |
interpreter_frame_print_on(st); |
|
543 |
} |
|
544 |
} |
|
545 |
||
546 |
||
547 |
void frame::interpreter_frame_print_on(outputStream* st) const { |
|
548 |
#ifndef PRODUCT |
|
549 |
assert(is_interpreted_frame(), "Not an interpreted frame"); |
|
550 |
jint i; |
|
551 |
for (i = 0; i < interpreter_frame_method()->max_locals(); i++ ) { |
|
552 |
intptr_t x = *interpreter_frame_local_at(i); |
|
553 |
st->print(" - local [" INTPTR_FORMAT "]", x); |
|
554 |
st->fill_to(23); |
|
555 |
st->print_cr("; #%d", i); |
|
556 |
} |
|
557 |
for (i = interpreter_frame_expression_stack_size() - 1; i >= 0; --i ) { |
|
558 |
intptr_t x = *interpreter_frame_expression_stack_at(i); |
|
559 |
st->print(" - stack [" INTPTR_FORMAT "]", x); |
|
560 |
st->fill_to(23); |
|
561 |
st->print_cr("; #%d", i); |
|
562 |
} |
|
563 |
// locks for synchronization |
|
564 |
for (BasicObjectLock* current = interpreter_frame_monitor_end(); |
|
565 |
current < interpreter_frame_monitor_begin(); |
|
566 |
current = next_monitor_in_interpreter_frame(current)) { |
|
4896
88b4193b82b0
6925249: assert(last_sp < (intptr_t*) interpreter_frame_monitor_begin(),"bad tos")
kvn
parents:
4752
diff
changeset
|
567 |
st->print(" - obj ["); |
1 | 568 |
current->obj()->print_value_on(st); |
4896
88b4193b82b0
6925249: assert(last_sp < (intptr_t*) interpreter_frame_monitor_begin(),"bad tos")
kvn
parents:
4752
diff
changeset
|
569 |
st->print_cr("]"); |
88b4193b82b0
6925249: assert(last_sp < (intptr_t*) interpreter_frame_monitor_begin(),"bad tos")
kvn
parents:
4752
diff
changeset
|
570 |
st->print(" - lock ["); |
1 | 571 |
current->lock()->print_on(st); |
4896
88b4193b82b0
6925249: assert(last_sp < (intptr_t*) interpreter_frame_monitor_begin(),"bad tos")
kvn
parents:
4752
diff
changeset
|
572 |
st->print_cr("]"); |
1 | 573 |
} |
574 |
// monitor |
|
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
575 |
st->print_cr(" - monitor[" INTPTR_FORMAT "]", p2i(interpreter_frame_monitor_begin())); |
1 | 576 |
// bcp |
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
577 |
st->print(" - bcp [" INTPTR_FORMAT "]", p2i(interpreter_frame_bcp())); |
1 | 578 |
st->fill_to(23); |
579 |
st->print_cr("; @%d", interpreter_frame_bci()); |
|
580 |
// locals |
|
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
581 |
st->print_cr(" - locals [" INTPTR_FORMAT "]", p2i(interpreter_frame_local_at(0))); |
1 | 582 |
// method |
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
583 |
st->print(" - method [" INTPTR_FORMAT "]", p2i(interpreter_frame_method())); |
1 | 584 |
st->fill_to(23); |
585 |
st->print("; "); |
|
586 |
interpreter_frame_method()->print_name(st); |
|
587 |
st->cr(); |
|
588 |
#endif |
|
589 |
} |
|
590 |
||
22551 | 591 |
// Print whether the frame is in the VM or OS indicating a HotSpot problem. |
1 | 592 |
// Otherwise, it's likely a bug in the native library that the Java code calls, |
593 |
// hopefully indicating where to submit bugs. |
|
19952
bc974e92f881
8022335: Native stack walk while generating hs_err does not work on Windows x64
iklam
parents:
19334
diff
changeset
|
594 |
void frame::print_C_frame(outputStream* st, char* buf, int buflen, address pc) { |
1 | 595 |
// C/C++ frame |
596 |
bool in_vm = os::address_is_in_vm(pc); |
|
597 |
st->print(in_vm ? "V" : "C"); |
|
598 |
||
599 |
int offset; |
|
600 |
bool found; |
|
601 |
||
602 |
// libname |
|
603 |
found = os::dll_address_to_library_name(pc, buf, buflen, &offset); |
|
604 |
if (found) { |
|
605 |
// skip directory names |
|
606 |
const char *p1, *p2; |
|
607 |
p1 = buf; |
|
608 |
int len = (int)strlen(os::file_separator()); |
|
609 |
while ((p2 = strstr(p1, os::file_separator())) != NULL) p1 = p2 + len; |
|
610 |
st->print(" [%s+0x%x]", p1, offset); |
|
611 |
} else { |
|
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
612 |
st->print(" " PTR_FORMAT, p2i(pc)); |
1 | 613 |
} |
614 |
||
615 |
// function name - os::dll_address_to_function_name() may return confusing |
|
616 |
// names if pc is within jvm.dll or libjvm.so, because JVM only has |
|
617 |
// JVM_xxxx and a few other symbols in the dynamic symbol table. Do this |
|
618 |
// only for native libraries. |
|
7447
32c42d627f41
7003748: Decode C stack frames when symbols are presented (PhoneHome project)
zgu
parents:
7397
diff
changeset
|
619 |
if (!in_vm || Decoder::can_decode_C_frame_in_vm()) { |
1 | 620 |
found = os::dll_address_to_function_name(pc, buf, buflen, &offset); |
621 |
||
622 |
if (found) { |
|
623 |
st->print(" %s+0x%x", buf, offset); |
|
624 |
} |
|
625 |
} |
|
626 |
} |
|
627 |
||
628 |
// frame::print_on_error() is called by fatal error handler. Notice that we may |
|
629 |
// crash inside this function if stack frame is corrupted. The fatal error |
|
630 |
// handler can catch and handle the crash. Here we assume the frame is valid. |
|
631 |
// |
|
632 |
// First letter indicates type of the frame: |
|
633 |
// J: Java frame (compiled) |
|
634 |
// j: Java frame (interpreted) |
|
635 |
// V: VM frame (C/C++) |
|
636 |
// v: Other frames running VM generated code (e.g. stubs, adapters, etc.) |
|
637 |
// C: C/C++ frame |
|
638 |
// |
|
639 |
// We don't need detailed frame type as that in frame::print_name(). "C" |
|
640 |
// suggests the problem is in user lib; everything else is likely a VM bug. |
|
641 |
||
642 |
void frame::print_on_error(outputStream* st, char* buf, int buflen, bool verbose) const { |
|
643 |
if (_cb != NULL) { |
|
644 |
if (Interpreter::contains(pc())) { |
|
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
645 |
Method* m = this->interpreter_frame_method(); |
1 | 646 |
if (m != NULL) { |
647 |
m->name_and_sig_as_C_string(buf, buflen); |
|
648 |
st->print("j %s", buf); |
|
649 |
st->print("+%d", this->interpreter_frame_bci()); |
|
36508 | 650 |
ModuleEntry* module = m->method_holder()->module(); |
651 |
if (module->is_named()) { |
|
652 |
module->name()->as_C_string(buf, buflen); |
|
653 |
st->print(" %s", buf); |
|
654 |
module->version()->as_C_string(buf, buflen); |
|
655 |
st->print("@%s", buf); |
|
656 |
} |
|
1 | 657 |
} else { |
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
658 |
st->print("j " PTR_FORMAT, p2i(pc())); |
1 | 659 |
} |
660 |
} else if (StubRoutines::contains(pc())) { |
|
661 |
StubCodeDesc* desc = StubCodeDesc::desc_for(pc()); |
|
662 |
if (desc != NULL) { |
|
663 |
st->print("v ~StubRoutines::%s", desc->name()); |
|
664 |
} else { |
|
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
665 |
st->print("v ~StubRoutines::" PTR_FORMAT, p2i(pc())); |
1 | 666 |
} |
667 |
} else if (_cb->is_buffer_blob()) { |
|
668 |
st->print("v ~BufferBlob::%s", ((BufferBlob *)_cb)->name()); |
|
38133
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
669 |
} else if (_cb->is_compiled()) { |
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
670 |
CompiledMethod* cm = (CompiledMethod*)_cb; |
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
671 |
Method* m = cm->method(); |
1 | 672 |
if (m != NULL) { |
38133
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
673 |
if (cm->is_nmethod()) { |
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
674 |
nmethod* nm = cm->as_nmethod(); |
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
675 |
st->print("J %d%s", nm->compile_id(), (nm->is_osr_method() ? "%" : "")); |
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
676 |
if (nm->compiler() != NULL) { |
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
677 |
st->print(" %s", nm->compiler()->name()); |
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
678 |
} |
38053
e6efb2c54538
8154145: Missing klass/method name in stack traces on error
vlivanov
parents:
36508
diff
changeset
|
679 |
} |
1 | 680 |
m->name_and_sig_as_C_string(buf, buflen); |
38053
e6efb2c54538
8154145: Missing klass/method name in stack traces on error
vlivanov
parents:
36508
diff
changeset
|
681 |
st->print(" %s", buf); |
36508 | 682 |
ModuleEntry* module = m->method_holder()->module(); |
683 |
if (module->is_named()) { |
|
684 |
module->name()->as_C_string(buf, buflen); |
|
685 |
st->print(" %s", buf); |
|
686 |
module->version()->as_C_string(buf, buflen); |
|
687 |
st->print("@%s", buf); |
|
688 |
} |
|
38053
e6efb2c54538
8154145: Missing klass/method name in stack traces on error
vlivanov
parents:
36508
diff
changeset
|
689 |
st->print(" (%d bytes) @ " PTR_FORMAT " [" PTR_FORMAT "+" INTPTR_FORMAT "]", |
e6efb2c54538
8154145: Missing klass/method name in stack traces on error
vlivanov
parents:
36508
diff
changeset
|
690 |
m->code_size(), p2i(_pc), p2i(_cb->code_begin()), _pc - _cb->code_begin()); |
33160
c59f1676d27e
8136421: JEP 243: Java-Level JVM Compiler Interface
twisti
parents:
33063
diff
changeset
|
691 |
#if INCLUDE_JVMCI |
38133
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
692 |
if (cm->is_nmethod()) { |
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
693 |
nmethod* nm = cm->as_nmethod(); |
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
694 |
char* jvmciName = nm->jvmci_installed_code_name(buf, buflen); |
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
695 |
if (jvmciName != NULL) { |
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
696 |
st->print(" (%s)", jvmciName); |
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
697 |
} |
33160
c59f1676d27e
8136421: JEP 243: Java-Level JVM Compiler Interface
twisti
parents:
33063
diff
changeset
|
698 |
} |
c59f1676d27e
8136421: JEP 243: Java-Level JVM Compiler Interface
twisti
parents:
33063
diff
changeset
|
699 |
#endif |
1 | 700 |
} else { |
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
701 |
st->print("J " PTR_FORMAT, p2i(pc())); |
1 | 702 |
} |
703 |
} else if (_cb->is_runtime_stub()) { |
|
704 |
st->print("v ~RuntimeStub::%s", ((RuntimeStub *)_cb)->name()); |
|
705 |
} else if (_cb->is_deoptimization_stub()) { |
|
706 |
st->print("v ~DeoptimizationBlob"); |
|
707 |
} else if (_cb->is_exception_stub()) { |
|
708 |
st->print("v ~ExceptionBlob"); |
|
709 |
} else if (_cb->is_safepoint_stub()) { |
|
710 |
st->print("v ~SafepointBlob"); |
|
711 |
} else { |
|
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
712 |
st->print("v blob " PTR_FORMAT, p2i(pc())); |
1 | 713 |
} |
714 |
} else { |
|
715 |
print_C_frame(st, buf, buflen, pc()); |
|
716 |
} |
|
717 |
} |
|
718 |
||
719 |
||
720 |
/* |
|
721 |
The interpreter_frame_expression_stack_at method in the case of SPARC needs the |
|
722 |
max_stack value of the method in order to compute the expression stack address. |
|
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
723 |
It uses the Method* in order to get the max_stack value but during GC this |
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
724 |
Method* value saved on the frame is changed by reverse_and_push and hence cannot |
1 | 725 |
be used. So we save the max_stack value in the FrameClosure object and pass it |
726 |
down to the interpreter_frame_expression_stack_at method |
|
727 |
*/ |
|
728 |
class InterpreterFrameClosure : public OffsetClosure { |
|
729 |
private: |
|
730 |
frame* _fr; |
|
731 |
OopClosure* _f; |
|
732 |
int _max_locals; |
|
733 |
int _max_stack; |
|
734 |
||
735 |
public: |
|
736 |
InterpreterFrameClosure(frame* fr, int max_locals, int max_stack, |
|
737 |
OopClosure* f) { |
|
738 |
_fr = fr; |
|
739 |
_max_locals = max_locals; |
|
740 |
_max_stack = max_stack; |
|
741 |
_f = f; |
|
742 |
} |
|
743 |
||
744 |
void offset_do(int offset) { |
|
745 |
oop* addr; |
|
746 |
if (offset < _max_locals) { |
|
747 |
addr = (oop*) _fr->interpreter_frame_local_at(offset); |
|
748 |
assert((intptr_t*)addr >= _fr->sp(), "must be inside the frame"); |
|
749 |
_f->do_oop(addr); |
|
750 |
} else { |
|
751 |
addr = (oop*) _fr->interpreter_frame_expression_stack_at((offset - _max_locals)); |
|
752 |
// In case of exceptions, the expression stack is invalid and the esp will be reset to express |
|
753 |
// this condition. Therefore, we call f only if addr is 'inside' the stack (i.e., addr >= esp for Intel). |
|
754 |
bool in_stack; |
|
755 |
if (frame::interpreter_frame_expression_stack_direction() > 0) { |
|
756 |
in_stack = (intptr_t*)addr <= _fr->interpreter_frame_tos_address(); |
|
757 |
} else { |
|
758 |
in_stack = (intptr_t*)addr >= _fr->interpreter_frame_tos_address(); |
|
759 |
} |
|
760 |
if (in_stack) { |
|
761 |
_f->do_oop(addr); |
|
762 |
} |
|
763 |
} |
|
764 |
} |
|
765 |
||
766 |
int max_locals() { return _max_locals; } |
|
767 |
frame* fr() { return _fr; } |
|
768 |
}; |
|
769 |
||
770 |
||
771 |
class InterpretedArgumentOopFinder: public SignatureInfo { |
|
772 |
private: |
|
4567
7fc02fbe5c7a
6893268: additional dynamic language related optimizations in C2
twisti
parents:
3908
diff
changeset
|
773 |
OopClosure* _f; // Closure to invoke |
7fc02fbe5c7a
6893268: additional dynamic language related optimizations in C2
twisti
parents:
3908
diff
changeset
|
774 |
int _offset; // TOS-relative offset, decremented with each argument |
7fc02fbe5c7a
6893268: additional dynamic language related optimizations in C2
twisti
parents:
3908
diff
changeset
|
775 |
bool _has_receiver; // true if the callee has a receiver |
1 | 776 |
frame* _fr; |
777 |
||
778 |
void set(int size, BasicType type) { |
|
779 |
_offset -= size; |
|
780 |
if (type == T_OBJECT || type == T_ARRAY) oop_offset_do(); |
|
781 |
} |
|
782 |
||
783 |
void oop_offset_do() { |
|
784 |
oop* addr; |
|
785 |
addr = (oop*)_fr->interpreter_frame_tos_at(_offset); |
|
786 |
_f->do_oop(addr); |
|
787 |
} |
|
788 |
||
789 |
public: |
|
8076
96d498ec7ae1
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
7913
diff
changeset
|
790 |
InterpretedArgumentOopFinder(Symbol* signature, bool has_receiver, frame* fr, OopClosure* f) : SignatureInfo(signature), _has_receiver(has_receiver) { |
1 | 791 |
// compute size of arguments |
4567
7fc02fbe5c7a
6893268: additional dynamic language related optimizations in C2
twisti
parents:
3908
diff
changeset
|
792 |
int args_size = ArgumentSizeComputer(signature).size() + (has_receiver ? 1 : 0); |
1 | 793 |
assert(!fr->is_interpreted_frame() || |
794 |
args_size <= fr->interpreter_frame_expression_stack_size(), |
|
795 |
"args cannot be on stack anymore"); |
|
796 |
// initialize InterpretedArgumentOopFinder |
|
797 |
_f = f; |
|
798 |
_fr = fr; |
|
799 |
_offset = args_size; |
|
800 |
} |
|
801 |
||
802 |
void oops_do() { |
|
4567
7fc02fbe5c7a
6893268: additional dynamic language related optimizations in C2
twisti
parents:
3908
diff
changeset
|
803 |
if (_has_receiver) { |
1 | 804 |
--_offset; |
805 |
oop_offset_do(); |
|
806 |
} |
|
807 |
iterate_parameters(); |
|
808 |
} |
|
809 |
}; |
|
810 |
||
811 |
||
812 |
// Entry frame has following form (n arguments) |
|
813 |
// +-----------+ |
|
814 |
// sp -> | last arg | |
|
815 |
// +-----------+ |
|
816 |
// : ::: : |
|
817 |
// +-----------+ |
|
818 |
// (sp+n)->| first arg| |
|
819 |
// +-----------+ |
|
820 |
||
821 |
||
822 |
||
823 |
// visits and GC's all the arguments in entry frame |
|
824 |
class EntryFrameOopFinder: public SignatureInfo { |
|
825 |
private: |
|
826 |
bool _is_static; |
|
827 |
int _offset; |
|
828 |
frame* _fr; |
|
829 |
OopClosure* _f; |
|
830 |
||
831 |
void set(int size, BasicType type) { |
|
832 |
assert (_offset >= 0, "illegal offset"); |
|
833 |
if (type == T_OBJECT || type == T_ARRAY) oop_at_offset_do(_offset); |
|
834 |
_offset -= size; |
|
835 |
} |
|
836 |
||
837 |
void oop_at_offset_do(int offset) { |
|
5402
c51fd0c1d005
6888953: some calls to function-like macros are missing semicolons
jcoomes
parents:
4896
diff
changeset
|
838 |
assert (offset >= 0, "illegal offset"); |
1 | 839 |
oop* addr = (oop*) _fr->entry_frame_argument_at(offset); |
840 |
_f->do_oop(addr); |
|
841 |
} |
|
842 |
||
843 |
public: |
|
8076
96d498ec7ae1
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
7913
diff
changeset
|
844 |
EntryFrameOopFinder(frame* frame, Symbol* signature, bool is_static) : SignatureInfo(signature) { |
1 | 845 |
_f = NULL; // will be set later |
846 |
_fr = frame; |
|
847 |
_is_static = is_static; |
|
848 |
_offset = ArgumentSizeComputer(signature).size() - 1; // last parameter is at index 0 |
|
849 |
} |
|
850 |
||
851 |
void arguments_do(OopClosure* f) { |
|
852 |
_f = f; |
|
853 |
if (!_is_static) oop_at_offset_do(_offset+1); // do the receiver |
|
854 |
iterate_parameters(); |
|
855 |
} |
|
856 |
||
857 |
}; |
|
858 |
||
8076
96d498ec7ae1
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
7913
diff
changeset
|
859 |
oop* frame::interpreter_callee_receiver_addr(Symbol* signature) { |
1 | 860 |
ArgumentSizeComputer asc(signature); |
861 |
int size = asc.size(); |
|
862 |
return (oop *)interpreter_frame_tos_at(size); |
|
863 |
} |
|
864 |
||
865 |
||
38074
8475fdc6dcc3
8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
coleenp
parents:
38053
diff
changeset
|
866 |
void frame::oops_interpreted_do(OopClosure* f, const RegisterMap* map, bool query_oop_map_cache) { |
1 | 867 |
assert(is_interpreted_frame(), "Not an interpreted frame"); |
868 |
assert(map != NULL, "map must be set"); |
|
869 |
Thread *thread = Thread::current(); |
|
870 |
methodHandle m (thread, interpreter_frame_method()); |
|
871 |
jint bci = interpreter_frame_bci(); |
|
872 |
||
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
873 |
assert(!Universe::heap()->is_in(m()), |
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
874 |
"must be valid oop"); |
1 | 875 |
assert(m->is_method(), "checking frame value"); |
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
876 |
assert((m->is_native() && bci == 0) || |
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
877 |
(!m->is_native() && bci >= 0 && bci < m->code_size()), |
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
878 |
"invalid bci value"); |
1 | 879 |
|
880 |
// Handle the monitor elements in the activation |
|
881 |
for ( |
|
882 |
BasicObjectLock* current = interpreter_frame_monitor_end(); |
|
883 |
current < interpreter_frame_monitor_begin(); |
|
884 |
current = next_monitor_in_interpreter_frame(current) |
|
885 |
) { |
|
886 |
#ifdef ASSERT |
|
887 |
interpreter_frame_verify_monitor(current); |
|
888 |
#endif |
|
889 |
current->oops_do(f); |
|
890 |
} |
|
891 |
||
38074
8475fdc6dcc3
8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
coleenp
parents:
38053
diff
changeset
|
892 |
if (m->is_native()) { |
8475fdc6dcc3
8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
coleenp
parents:
38053
diff
changeset
|
893 |
f->do_oop(interpreter_frame_temp_oop_addr()); |
14582
490bb6c0df7c
8003720: NPG: Method in interpreter stack frame can be deallocated
stefank
parents:
13728
diff
changeset
|
894 |
} |
490bb6c0df7c
8003720: NPG: Method in interpreter stack frame can be deallocated
stefank
parents:
13728
diff
changeset
|
895 |
|
38074
8475fdc6dcc3
8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
coleenp
parents:
38053
diff
changeset
|
896 |
// The method pointer in the frame might be the only path to the method's |
8475fdc6dcc3
8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
coleenp
parents:
38053
diff
changeset
|
897 |
// klass, and the klass needs to be kept alive while executing. The GCs |
8475fdc6dcc3
8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
coleenp
parents:
38053
diff
changeset
|
898 |
// don't trace through method pointers, so the mirror of the method's klass |
8475fdc6dcc3
8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
coleenp
parents:
38053
diff
changeset
|
899 |
// is installed as a GC root. |
8475fdc6dcc3
8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
coleenp
parents:
38053
diff
changeset
|
900 |
f->do_oop(interpreter_frame_mirror_addr()); |
1 | 901 |
|
902 |
int max_locals = m->is_native() ? m->size_of_parameters() : m->max_locals(); |
|
903 |
||
8076
96d498ec7ae1
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
7913
diff
changeset
|
904 |
Symbol* signature = NULL; |
4567
7fc02fbe5c7a
6893268: additional dynamic language related optimizations in C2
twisti
parents:
3908
diff
changeset
|
905 |
bool has_receiver = false; |
1 | 906 |
|
907 |
// Process a callee's arguments if we are at a call site |
|
908 |
// (i.e., if we are at an invoke bytecode) |
|
909 |
// This is used sometimes for calling into the VM, not for another |
|
910 |
// interpreted or compiled frame. |
|
911 |
if (!m->is_native()) { |
|
7913 | 912 |
Bytecode_invoke call = Bytecode_invoke_check(m, bci); |
913 |
if (call.is_valid()) { |
|
8076
96d498ec7ae1
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
7913
diff
changeset
|
914 |
signature = call.signature(); |
7913 | 915 |
has_receiver = call.has_receiver(); |
1 | 916 |
if (map->include_argument_oops() && |
917 |
interpreter_frame_expression_stack_size() > 0) { |
|
918 |
ResourceMark rm(thread); // is this right ??? |
|
919 |
// we are at a call site & the expression stack is not empty |
|
920 |
// => process callee's arguments |
|
921 |
// |
|
922 |
// Note: The expression stack can be empty if an exception |
|
2131 | 923 |
// occurred during method resolution/execution. In all |
1 | 924 |
// cases we empty the expression stack completely be- |
925 |
// fore handling the exception (the exception handling |
|
926 |
// code in the interpreter calls a blocking runtime |
|
927 |
// routine which can cause this code to be executed). |
|
928 |
// (was bug gri 7/27/98) |
|
4567
7fc02fbe5c7a
6893268: additional dynamic language related optimizations in C2
twisti
parents:
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diff
changeset
|
929 |
oops_interpreted_arguments_do(signature, has_receiver, f); |
1 | 930 |
} |
931 |
} |
|
932 |
} |
|
933 |
||
5419 | 934 |
InterpreterFrameClosure blk(this, max_locals, m->max_stack(), f); |
935 |
||
936 |
// process locals & expression stack |
|
937 |
InterpreterOopMap mask; |
|
938 |
if (query_oop_map_cache) { |
|
939 |
m->mask_for(bci, &mask); |
|
1 | 940 |
} else { |
5419 | 941 |
OopMapCache::compute_one_oop_map(m, bci, &mask); |
1 | 942 |
} |
5419 | 943 |
mask.iterate_oop(&blk); |
1 | 944 |
} |
945 |
||
946 |
||
8076
96d498ec7ae1
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
7913
diff
changeset
|
947 |
void frame::oops_interpreted_arguments_do(Symbol* signature, bool has_receiver, OopClosure* f) { |
4567
7fc02fbe5c7a
6893268: additional dynamic language related optimizations in C2
twisti
parents:
3908
diff
changeset
|
948 |
InterpretedArgumentOopFinder finder(signature, has_receiver, this, f); |
1 | 949 |
finder.oops_do(); |
950 |
} |
|
951 |
||
3908
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6863023: need non-perm oops in code cache for JSR 292
jrose
parents:
2131
diff
changeset
|
952 |
void frame::oops_code_blob_do(OopClosure* f, CodeBlobClosure* cf, const RegisterMap* reg_map) { |
1 | 953 |
assert(_cb != NULL, "sanity check"); |
954 |
if (_cb->oop_maps() != NULL) { |
|
955 |
OopMapSet::oops_do(this, reg_map, f); |
|
956 |
||
957 |
// Preserve potential arguments for a callee. We handle this by dispatching |
|
958 |
// on the codeblob. For c2i, we do |
|
959 |
if (reg_map->include_argument_oops()) { |
|
960 |
_cb->preserve_callee_argument_oops(*this, reg_map, f); |
|
961 |
} |
|
962 |
} |
|
963 |
// In cases where perm gen is collected, GC will want to mark |
|
964 |
// oops referenced from nmethods active on thread stacks so as to |
|
965 |
// prevent them from being collected. However, this visit should be |
|
966 |
// restricted to certain phases of the collection only. The |
|
3908
24b55ad4c228
6863023: need non-perm oops in code cache for JSR 292
jrose
parents:
2131
diff
changeset
|
967 |
// closure decides how it wants nmethods to be traced. |
24b55ad4c228
6863023: need non-perm oops in code cache for JSR 292
jrose
parents:
2131
diff
changeset
|
968 |
if (cf != NULL) |
24b55ad4c228
6863023: need non-perm oops in code cache for JSR 292
jrose
parents:
2131
diff
changeset
|
969 |
cf->do_code_blob(_cb); |
1 | 970 |
} |
971 |
||
972 |
class CompiledArgumentOopFinder: public SignatureInfo { |
|
973 |
protected: |
|
974 |
OopClosure* _f; |
|
4567
7fc02fbe5c7a
6893268: additional dynamic language related optimizations in C2
twisti
parents:
3908
diff
changeset
|
975 |
int _offset; // the current offset, incremented with each argument |
7fc02fbe5c7a
6893268: additional dynamic language related optimizations in C2
twisti
parents:
3908
diff
changeset
|
976 |
bool _has_receiver; // true if the callee has a receiver |
17872 | 977 |
bool _has_appendix; // true if the call has an appendix |
1 | 978 |
frame _fr; |
979 |
RegisterMap* _reg_map; |
|
980 |
int _arg_size; |
|
981 |
VMRegPair* _regs; // VMReg list of arguments |
|
982 |
||
983 |
void set(int size, BasicType type) { |
|
984 |
if (type == T_OBJECT || type == T_ARRAY) handle_oop_offset(); |
|
985 |
_offset += size; |
|
986 |
} |
|
987 |
||
988 |
virtual void handle_oop_offset() { |
|
989 |
// Extract low order register number from register array. |
|
990 |
// In LP64-land, the high-order bits are valid but unhelpful. |
|
991 |
VMReg reg = _regs[_offset].first(); |
|
992 |
oop *loc = _fr.oopmapreg_to_location(reg, _reg_map); |
|
993 |
_f->do_oop(loc); |
|
994 |
} |
|
995 |
||
996 |
public: |
|
17872 | 997 |
CompiledArgumentOopFinder(Symbol* signature, bool has_receiver, bool has_appendix, OopClosure* f, frame fr, const RegisterMap* reg_map) |
1 | 998 |
: SignatureInfo(signature) { |
999 |
||
1000 |
// initialize CompiledArgumentOopFinder |
|
1001 |
_f = f; |
|
1002 |
_offset = 0; |
|
4567
7fc02fbe5c7a
6893268: additional dynamic language related optimizations in C2
twisti
parents:
3908
diff
changeset
|
1003 |
_has_receiver = has_receiver; |
17872 | 1004 |
_has_appendix = has_appendix; |
1 | 1005 |
_fr = fr; |
1006 |
_reg_map = (RegisterMap*)reg_map; |
|
17872 | 1007 |
_arg_size = ArgumentSizeComputer(signature).size() + (has_receiver ? 1 : 0) + (has_appendix ? 1 : 0); |
1 | 1008 |
|
1009 |
int arg_size; |
|
17872 | 1010 |
_regs = SharedRuntime::find_callee_arguments(signature, has_receiver, has_appendix, &arg_size); |
1 | 1011 |
assert(arg_size == _arg_size, "wrong arg size"); |
1012 |
} |
|
1013 |
||
1014 |
void oops_do() { |
|
4567
7fc02fbe5c7a
6893268: additional dynamic language related optimizations in C2
twisti
parents:
3908
diff
changeset
|
1015 |
if (_has_receiver) { |
1 | 1016 |
handle_oop_offset(); |
1017 |
_offset++; |
|
1018 |
} |
|
1019 |
iterate_parameters(); |
|
17872 | 1020 |
if (_has_appendix) { |
1021 |
handle_oop_offset(); |
|
1022 |
_offset++; |
|
1023 |
} |
|
1 | 1024 |
} |
1025 |
}; |
|
1026 |
||
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
1027 |
void frame::oops_compiled_arguments_do(Symbol* signature, bool has_receiver, bool has_appendix, |
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
1028 |
const RegisterMap* reg_map, OopClosure* f) { |
1 | 1029 |
ResourceMark rm; |
17872 | 1030 |
CompiledArgumentOopFinder finder(signature, has_receiver, has_appendix, f, *this, reg_map); |
1 | 1031 |
finder.oops_do(); |
1032 |
} |
|
1033 |
||
1034 |
||
1035 |
// Get receiver out of callers frame, i.e. find parameter 0 in callers |
|
1036 |
// frame. Consult ADLC for where parameter 0 is to be found. Then |
|
1037 |
// check local reg_map for it being a callee-save register or argument |
|
1038 |
// register, both of which are saved in the local frame. If not found |
|
1039 |
// there, it must be an in-stack argument of the caller. |
|
1040 |
// Note: caller.sp() points to callee-arguments |
|
1041 |
oop frame::retrieve_receiver(RegisterMap* reg_map) { |
|
1042 |
frame caller = *this; |
|
1043 |
||
1044 |
// First consult the ADLC on where it puts parameter 0 for this signature. |
|
1045 |
VMReg reg = SharedRuntime::name_for_receiver(); |
|
15870
370c3b74c642
8008574: [parfait] Null pointer deference in hotspot/src/share/vm/runtime/frame.cpp
morris
parents:
14633
diff
changeset
|
1046 |
oop* oop_adr = caller.oopmapreg_to_location(reg, reg_map); |
370c3b74c642
8008574: [parfait] Null pointer deference in hotspot/src/share/vm/runtime/frame.cpp
morris
parents:
14633
diff
changeset
|
1047 |
if (oop_adr == NULL) { |
370c3b74c642
8008574: [parfait] Null pointer deference in hotspot/src/share/vm/runtime/frame.cpp
morris
parents:
14633
diff
changeset
|
1048 |
guarantee(oop_adr != NULL, "bad register save location"); |
370c3b74c642
8008574: [parfait] Null pointer deference in hotspot/src/share/vm/runtime/frame.cpp
morris
parents:
14633
diff
changeset
|
1049 |
return NULL; |
370c3b74c642
8008574: [parfait] Null pointer deference in hotspot/src/share/vm/runtime/frame.cpp
morris
parents:
14633
diff
changeset
|
1050 |
} |
370c3b74c642
8008574: [parfait] Null pointer deference in hotspot/src/share/vm/runtime/frame.cpp
morris
parents:
14633
diff
changeset
|
1051 |
oop r = *oop_adr; |
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
1052 |
assert(Universe::heap()->is_in_or_null(r), "bad receiver: " INTPTR_FORMAT " (" INTX_FORMAT ")", p2i(r), p2i(r)); |
1 | 1053 |
return r; |
1054 |
} |
|
1055 |
||
1056 |
||
1057 |
oop* frame::oopmapreg_to_location(VMReg reg, const RegisterMap* reg_map) const { |
|
1058 |
if(reg->is_reg()) { |
|
1059 |
// If it is passed in a register, it got spilled in the stub frame. |
|
1060 |
return (oop *)reg_map->location(reg); |
|
1061 |
} else { |
|
360
21d113ecbf6a
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
1
diff
changeset
|
1062 |
int sp_offset_in_bytes = reg->reg2stack() * VMRegImpl::stack_slot_size; |
21d113ecbf6a
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
1
diff
changeset
|
1063 |
return (oop*)(((address)unextended_sp()) + sp_offset_in_bytes); |
1 | 1064 |
} |
1065 |
} |
|
1066 |
||
7444 | 1067 |
BasicLock* frame::get_native_monitor() { |
1068 |
nmethod* nm = (nmethod*)_cb; |
|
1069 |
assert(_cb != NULL && _cb->is_nmethod() && nm->method()->is_native(), |
|
1070 |
"Should not call this unless it's a native nmethod"); |
|
1071 |
int byte_offset = in_bytes(nm->native_basic_lock_sp_offset()); |
|
1 | 1072 |
assert(byte_offset >= 0, "should not see invalid offset"); |
1073 |
return (BasicLock*) &sp()[byte_offset / wordSize]; |
|
1074 |
} |
|
1075 |
||
7444 | 1076 |
oop frame::get_native_receiver() { |
1077 |
nmethod* nm = (nmethod*)_cb; |
|
1078 |
assert(_cb != NULL && _cb->is_nmethod() && nm->method()->is_native(), |
|
1079 |
"Should not call this unless it's a native nmethod"); |
|
1080 |
int byte_offset = in_bytes(nm->native_receiver_sp_offset()); |
|
1 | 1081 |
assert(byte_offset >= 0, "should not see invalid offset"); |
1082 |
oop owner = ((oop*) sp())[byte_offset / wordSize]; |
|
1083 |
assert( Universe::heap()->is_in(owner), "bad receiver" ); |
|
1084 |
return owner; |
|
1085 |
} |
|
1086 |
||
1087 |
void frame::oops_entry_do(OopClosure* f, const RegisterMap* map) { |
|
1088 |
assert(map != NULL, "map must be set"); |
|
1089 |
if (map->include_argument_oops()) { |
|
1090 |
// must collect argument oops, as nobody else is doing it |
|
1091 |
Thread *thread = Thread::current(); |
|
1092 |
methodHandle m (thread, entry_frame_call_wrapper()->callee_method()); |
|
8076
96d498ec7ae1
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
7913
diff
changeset
|
1093 |
EntryFrameOopFinder finder(this, m->signature(), m->is_static()); |
1 | 1094 |
finder.arguments_do(f); |
1095 |
} |
|
1096 |
// Traverse the Handle Block saved in the entry frame |
|
1097 |
entry_frame_call_wrapper()->oops_do(f); |
|
1098 |
} |
|
1099 |
||
1100 |
||
38074
8475fdc6dcc3
8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
coleenp
parents:
38053
diff
changeset
|
1101 |
void frame::oops_do_internal(OopClosure* f, CodeBlobClosure* cf, RegisterMap* map, bool use_interpreter_oop_map_cache) { |
4489
514173c9a0c2
6361589: Print out stack trace for target thread of GC crash
minqi
parents:
3908
diff
changeset
|
1102 |
#ifndef PRODUCT |
514173c9a0c2
6361589: Print out stack trace for target thread of GC crash
minqi
parents:
3908
diff
changeset
|
1103 |
// simulate GC crash here to dump java thread in error report |
514173c9a0c2
6361589: Print out stack trace for target thread of GC crash
minqi
parents:
3908
diff
changeset
|
1104 |
if (CrashGCForDumpingJavaThread) { |
514173c9a0c2
6361589: Print out stack trace for target thread of GC crash
minqi
parents:
3908
diff
changeset
|
1105 |
char *t = NULL; |
514173c9a0c2
6361589: Print out stack trace for target thread of GC crash
minqi
parents:
3908
diff
changeset
|
1106 |
*t = 'c'; |
514173c9a0c2
6361589: Print out stack trace for target thread of GC crash
minqi
parents:
3908
diff
changeset
|
1107 |
} |
514173c9a0c2
6361589: Print out stack trace for target thread of GC crash
minqi
parents:
3908
diff
changeset
|
1108 |
#endif |
514173c9a0c2
6361589: Print out stack trace for target thread of GC crash
minqi
parents:
3908
diff
changeset
|
1109 |
if (is_interpreted_frame()) { |
38074
8475fdc6dcc3
8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
coleenp
parents:
38053
diff
changeset
|
1110 |
oops_interpreted_do(f, map, use_interpreter_oop_map_cache); |
4489
514173c9a0c2
6361589: Print out stack trace for target thread of GC crash
minqi
parents:
3908
diff
changeset
|
1111 |
} else if (is_entry_frame()) { |
514173c9a0c2
6361589: Print out stack trace for target thread of GC crash
minqi
parents:
3908
diff
changeset
|
1112 |
oops_entry_do(f, map); |
514173c9a0c2
6361589: Print out stack trace for target thread of GC crash
minqi
parents:
3908
diff
changeset
|
1113 |
} else if (CodeCache::contains(pc())) { |
514173c9a0c2
6361589: Print out stack trace for target thread of GC crash
minqi
parents:
3908
diff
changeset
|
1114 |
oops_code_blob_do(f, cf, map); |
6187 | 1115 |
#ifdef SHARK |
1116 |
} else if (is_fake_stub_frame()) { |
|
1117 |
// nothing to do |
|
1118 |
#endif // SHARK |
|
1 | 1119 |
} else { |
1120 |
ShouldNotReachHere(); |
|
1121 |
} |
|
1122 |
} |
|
1123 |
||
3908
24b55ad4c228
6863023: need non-perm oops in code cache for JSR 292
jrose
parents:
2131
diff
changeset
|
1124 |
void frame::nmethods_do(CodeBlobClosure* cf) { |
1 | 1125 |
if (_cb != NULL && _cb->is_nmethod()) { |
3908
24b55ad4c228
6863023: need non-perm oops in code cache for JSR 292
jrose
parents:
2131
diff
changeset
|
1126 |
cf->do_code_blob(_cb); |
1 | 1127 |
} |
1128 |
} |
|
1129 |
||
1130 |
||
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
1131 |
// call f() on the interpreted Method*s in the stack. |
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
1132 |
// Have to walk the entire code cache for the compiled frames Yuck. |
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
1133 |
void frame::metadata_do(void f(Metadata*)) { |
30144
b009de0c0cef
8076421: Fix Zero Interpreter bugs in class redefinition and template interpreter changes
coleenp
parents:
29084
diff
changeset
|
1134 |
if (is_interpreted_frame()) { |
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
1135 |
Method* m = this->interpreter_frame_method(); |
30144
b009de0c0cef
8076421: Fix Zero Interpreter bugs in class redefinition and template interpreter changes
coleenp
parents:
29084
diff
changeset
|
1136 |
assert(m != NULL, "expecting a method in this frame"); |
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
1137 |
f(m); |
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
1138 |
} |
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
1139 |
} |
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
1140 |
|
1 | 1141 |
void frame::verify(const RegisterMap* map) { |
1142 |
// for now make sure receiver type is correct |
|
1143 |
if (is_interpreted_frame()) { |
|
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
1144 |
Method* method = interpreter_frame_method(); |
1 | 1145 |
guarantee(method->is_method(), "method is wrong in frame::verify"); |
1146 |
if (!method->is_static()) { |
|
1147 |
// fetch the receiver |
|
1148 |
oop* p = (oop*) interpreter_frame_local_at(0); |
|
1149 |
// make sure we have the right receiver type |
|
1150 |
} |
|
1151 |
} |
|
33160
c59f1676d27e
8136421: JEP 243: Java-Level JVM Compiler Interface
twisti
parents:
33063
diff
changeset
|
1152 |
#if defined(COMPILER2) || INCLUDE_JVMCI |
c59f1676d27e
8136421: JEP 243: Java-Level JVM Compiler Interface
twisti
parents:
33063
diff
changeset
|
1153 |
assert(DerivedPointerTable::is_empty(), "must be empty before verify"); |
c59f1676d27e
8136421: JEP 243: Java-Level JVM Compiler Interface
twisti
parents:
33063
diff
changeset
|
1154 |
#endif |
38074
8475fdc6dcc3
8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
coleenp
parents:
38053
diff
changeset
|
1155 |
oops_do_internal(&VerifyOopClosure::verify_oop, NULL, (RegisterMap*)map, false); |
1 | 1156 |
} |
1157 |
||
1158 |
||
1159 |
#ifdef ASSERT |
|
1160 |
bool frame::verify_return_pc(address x) { |
|
1161 |
if (StubRoutines::returns_to_call_stub(x)) { |
|
1162 |
return true; |
|
1163 |
} |
|
1164 |
if (CodeCache::contains(x)) { |
|
1165 |
return true; |
|
1166 |
} |
|
1167 |
if (Interpreter::contains(x)) { |
|
1168 |
return true; |
|
1169 |
} |
|
1170 |
return false; |
|
1171 |
} |
|
1172 |
#endif |
|
1173 |
||
1174 |
#ifdef ASSERT |
|
1175 |
void frame::interpreter_frame_verify_monitor(BasicObjectLock* value) const { |
|
1176 |
assert(is_interpreted_frame(), "Not an interpreted frame"); |
|
1177 |
// verify that the value is in the right part of the frame |
|
1178 |
address low_mark = (address) interpreter_frame_monitor_end(); |
|
1179 |
address high_mark = (address) interpreter_frame_monitor_begin(); |
|
1180 |
address current = (address) value; |
|
1181 |
||
1182 |
const int monitor_size = frame::interpreter_frame_monitor_size(); |
|
1183 |
guarantee((high_mark - current) % monitor_size == 0 , "Misaligned top of BasicObjectLock*"); |
|
1184 |
guarantee( high_mark > current , "Current BasicObjectLock* higher than high_mark"); |
|
1185 |
||
1186 |
guarantee((current - low_mark) % monitor_size == 0 , "Misaligned bottom of BasicObjectLock*"); |
|
1187 |
guarantee( current >= low_mark , "Current BasicObjectLock* below than low_mark"); |
|
1188 |
} |
|
11571
23f825a42a85
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
11565
diff
changeset
|
1189 |
#endif |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1190 |
|
11571
23f825a42a85
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
11565
diff
changeset
|
1191 |
#ifndef PRODUCT |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1192 |
void frame::describe(FrameValues& values, int frame_no) { |
11565
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1193 |
// boundaries: sp and the 'real' frame pointer |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1194 |
values.describe(-1, sp(), err_msg("sp for #%d", frame_no), 1); |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1195 |
intptr_t* frame_pointer = real_fp(); // Note: may differ from fp() |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1196 |
|
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1197 |
// print frame info at the highest boundary |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1198 |
intptr_t* info_address = MAX2(sp(), frame_pointer); |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1199 |
|
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1200 |
if (info_address != frame_pointer) { |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1201 |
// print frame_pointer explicitly if not marked by the frame info |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1202 |
values.describe(-1, frame_pointer, err_msg("frame pointer for #%d", frame_no), 1); |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1203 |
} |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1204 |
|
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1205 |
if (is_entry_frame() || is_compiled_frame() || is_interpreted_frame() || is_native_frame()) { |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1206 |
// Label values common to most frames |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1207 |
values.describe(-1, unextended_sp(), err_msg("unextended_sp for #%d", frame_no)); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1208 |
} |
11565
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1209 |
|
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1210 |
if (is_interpreted_frame()) { |
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
13391
diff
changeset
|
1211 |
Method* m = interpreter_frame_method(); |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1212 |
int bci = interpreter_frame_bci(); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1213 |
|
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1214 |
// Label the method and current bci |
11565
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1215 |
values.describe(-1, info_address, |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1216 |
FormatBuffer<1024>("#%d method %s @ %d", frame_no, m->name_and_sig_as_C_string(), bci), 2); |
11565
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1217 |
values.describe(-1, info_address, |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1218 |
err_msg("- %d locals %d max stack", m->max_locals(), m->max_stack()), 1); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1219 |
if (m->max_locals() > 0) { |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1220 |
intptr_t* l0 = interpreter_frame_local_at(0); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1221 |
intptr_t* ln = interpreter_frame_local_at(m->max_locals() - 1); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1222 |
values.describe(-1, MAX2(l0, ln), err_msg("locals for #%d", frame_no), 1); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1223 |
// Report each local and mark as owned by this frame |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1224 |
for (int l = 0; l < m->max_locals(); l++) { |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1225 |
intptr_t* l0 = interpreter_frame_local_at(l); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1226 |
values.describe(frame_no, l0, err_msg("local %d", l)); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1227 |
} |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1228 |
} |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1229 |
|
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1230 |
// Compute the actual expression stack size |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1231 |
InterpreterOopMap mask; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1232 |
OopMapCache::compute_one_oop_map(m, bci, &mask); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1233 |
intptr_t* tos = NULL; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1234 |
// Report each stack element and mark as owned by this frame |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1235 |
for (int e = 0; e < mask.expression_stack_size(); e++) { |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1236 |
tos = MAX2(tos, interpreter_frame_expression_stack_at(e)); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1237 |
values.describe(frame_no, interpreter_frame_expression_stack_at(e), |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1238 |
err_msg("stack %d", e)); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1239 |
} |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1240 |
if (tos != NULL) { |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1241 |
values.describe(-1, tos, err_msg("expression stack for #%d", frame_no), 1); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1242 |
} |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1243 |
if (interpreter_frame_monitor_begin() != interpreter_frame_monitor_end()) { |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1244 |
values.describe(frame_no, (intptr_t*)interpreter_frame_monitor_begin(), "monitors begin"); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1245 |
values.describe(frame_no, (intptr_t*)interpreter_frame_monitor_end(), "monitors end"); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1246 |
} |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1247 |
} else if (is_entry_frame()) { |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1248 |
// For now just label the frame |
11565
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1249 |
values.describe(-1, info_address, err_msg("#%d entry frame", frame_no), 2); |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1250 |
} else if (is_compiled_frame()) { |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1251 |
// For now just label the frame |
38133
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
1252 |
CompiledMethod* cm = (CompiledMethod*)cb(); |
11565
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1253 |
values.describe(-1, info_address, |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1254 |
FormatBuffer<1024>("#%d nmethod " INTPTR_FORMAT " for method %s%s", frame_no, |
38133
78b95467b9f1
8151956: Support non-continuous CodeBlobs in HotSpot
rbackman
parents:
38053
diff
changeset
|
1255 |
p2i(cm), cm->method()->name_and_sig_as_C_string(), |
11565
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1256 |
(_deopt_state == is_deoptimized) ? |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1257 |
" (deoptimized)" : |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1258 |
((_deopt_state == unknown) ? " (state unknown)" : "")), |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1259 |
2); |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1260 |
} else if (is_native_frame()) { |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1261 |
// For now just label the frame |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1262 |
nmethod* nm = cb()->as_nmethod_or_null(); |
11565
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1263 |
values.describe(-1, info_address, |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1264 |
FormatBuffer<1024>("#%d nmethod " INTPTR_FORMAT " for native method %s", frame_no, |
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
1265 |
p2i(nm), nm->method()->name_and_sig_as_C_string()), 2); |
11565
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1266 |
} else { |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1267 |
// provide default info if not handled before |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1268 |
char *info = (char *) "special frame"; |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1269 |
if ((_cb != NULL) && |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1270 |
(_cb->name() != NULL)) { |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1271 |
info = (char *)_cb->name(); |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1272 |
} |
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1273 |
values.describe(-1, info_address, err_msg("#%d <%s>", frame_no, info), 2); |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1274 |
} |
11565
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1275 |
|
713a0398ca58
7120450: complete information dumped by frame_describe
bdelsart
parents:
11486
diff
changeset
|
1276 |
// platform dependent additional data |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1277 |
describe_pd(values, frame_no); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1278 |
} |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1279 |
|
1 | 1280 |
#endif |
1281 |
||
1282 |
||
1283 |
//----------------------------------------------------------------------------------- |
|
1284 |
// StackFrameStream implementation |
|
1285 |
||
1286 |
StackFrameStream::StackFrameStream(JavaThread *thread, bool update) : _reg_map(thread, update) { |
|
1287 |
assert(thread->has_last_Java_frame(), "sanity check"); |
|
1288 |
_fr = thread->last_frame(); |
|
1289 |
_is_done = false; |
|
1290 |
} |
|
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1291 |
|
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1292 |
|
11571
23f825a42a85
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
11565
diff
changeset
|
1293 |
#ifndef PRODUCT |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1294 |
|
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1295 |
void FrameValues::describe(int owner, intptr_t* location, const char* description, int priority) { |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
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diff
changeset
|
1296 |
FrameValue fv; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
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diff
changeset
|
1297 |
fv.location = location; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1298 |
fv.owner = owner; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1299 |
fv.priority = priority; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1300 |
fv.description = NEW_RESOURCE_ARRAY(char, strlen(description) + 1); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1301 |
strcpy(fv.description, description); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1302 |
_values.append(fv); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1303 |
} |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1304 |
|
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1305 |
|
11571
23f825a42a85
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
11565
diff
changeset
|
1306 |
#ifdef ASSERT |
9632
cd86c748c12b
7043301: assert(locals < caller->fp() || locals > (caller->fp() + 16)) failed: locals in save area
never
parents:
9630
diff
changeset
|
1307 |
void FrameValues::validate() { |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1308 |
_values.sort(compare); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1309 |
bool error = false; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1310 |
FrameValue prev; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1311 |
prev.owner = -1; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1312 |
for (int i = _values.length() - 1; i >= 0; i--) { |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1313 |
FrameValue fv = _values.at(i); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1314 |
if (fv.owner == -1) continue; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1315 |
if (prev.owner == -1) { |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1316 |
prev = fv; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1317 |
continue; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1318 |
} |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1319 |
if (prev.location == fv.location) { |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1320 |
if (fv.owner != prev.owner) { |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1321 |
tty->print_cr("overlapping storage"); |
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
1322 |
tty->print_cr(" " INTPTR_FORMAT ": " INTPTR_FORMAT " %s", p2i(prev.location), *prev.location, prev.description); |
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
1323 |
tty->print_cr(" " INTPTR_FORMAT ": " INTPTR_FORMAT " %s", p2i(fv.location), *fv.location, fv.description); |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1324 |
error = true; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1325 |
} |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1326 |
} else { |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1327 |
prev = fv; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1328 |
} |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1329 |
} |
9632
cd86c748c12b
7043301: assert(locals < caller->fp() || locals > (caller->fp() + 16)) failed: locals in save area
never
parents:
9630
diff
changeset
|
1330 |
assert(!error, "invalid layout"); |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1331 |
} |
11571
23f825a42a85
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
11565
diff
changeset
|
1332 |
#endif // ASSERT |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1333 |
|
10966
0c9ed2dfc6a2
7090904: JSR 292: JRuby junit test crashes in PSScavengeRootsClosure::do_oop
twisti
parents:
9636
diff
changeset
|
1334 |
void FrameValues::print(JavaThread* thread) { |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1335 |
_values.sort(compare); |
9636
363ca5579aff
7043461: VM crashes in void LinkResolver::runtime_resolve_virtual_method
never
parents:
9632
diff
changeset
|
1336 |
|
363ca5579aff
7043461: VM crashes in void LinkResolver::runtime_resolve_virtual_method
never
parents:
9632
diff
changeset
|
1337 |
// Sometimes values like the fp can be invalid values if the |
363ca5579aff
7043461: VM crashes in void LinkResolver::runtime_resolve_virtual_method
never
parents:
9632
diff
changeset
|
1338 |
// register map wasn't updated during the walk. Trim out values |
363ca5579aff
7043461: VM crashes in void LinkResolver::runtime_resolve_virtual_method
never
parents:
9632
diff
changeset
|
1339 |
// that aren't actually in the stack of the thread. |
363ca5579aff
7043461: VM crashes in void LinkResolver::runtime_resolve_virtual_method
never
parents:
9632
diff
changeset
|
1340 |
int min_index = 0; |
363ca5579aff
7043461: VM crashes in void LinkResolver::runtime_resolve_virtual_method
never
parents:
9632
diff
changeset
|
1341 |
int max_index = _values.length() - 1; |
363ca5579aff
7043461: VM crashes in void LinkResolver::runtime_resolve_virtual_method
never
parents:
9632
diff
changeset
|
1342 |
intptr_t* v0 = _values.at(min_index).location; |
363ca5579aff
7043461: VM crashes in void LinkResolver::runtime_resolve_virtual_method
never
parents:
9632
diff
changeset
|
1343 |
intptr_t* v1 = _values.at(max_index).location; |
10966
0c9ed2dfc6a2
7090904: JSR 292: JRuby junit test crashes in PSScavengeRootsClosure::do_oop
twisti
parents:
9636
diff
changeset
|
1344 |
|
0c9ed2dfc6a2
7090904: JSR 292: JRuby junit test crashes in PSScavengeRootsClosure::do_oop
twisti
parents:
9636
diff
changeset
|
1345 |
if (thread == Thread::current()) { |
0c9ed2dfc6a2
7090904: JSR 292: JRuby junit test crashes in PSScavengeRootsClosure::do_oop
twisti
parents:
9636
diff
changeset
|
1346 |
while (!thread->is_in_stack((address)v0)) { |
0c9ed2dfc6a2
7090904: JSR 292: JRuby junit test crashes in PSScavengeRootsClosure::do_oop
twisti
parents:
9636
diff
changeset
|
1347 |
v0 = _values.at(++min_index).location; |
0c9ed2dfc6a2
7090904: JSR 292: JRuby junit test crashes in PSScavengeRootsClosure::do_oop
twisti
parents:
9636
diff
changeset
|
1348 |
} |
0c9ed2dfc6a2
7090904: JSR 292: JRuby junit test crashes in PSScavengeRootsClosure::do_oop
twisti
parents:
9636
diff
changeset
|
1349 |
while (!thread->is_in_stack((address)v1)) { |
0c9ed2dfc6a2
7090904: JSR 292: JRuby junit test crashes in PSScavengeRootsClosure::do_oop
twisti
parents:
9636
diff
changeset
|
1350 |
v1 = _values.at(--max_index).location; |
0c9ed2dfc6a2
7090904: JSR 292: JRuby junit test crashes in PSScavengeRootsClosure::do_oop
twisti
parents:
9636
diff
changeset
|
1351 |
} |
0c9ed2dfc6a2
7090904: JSR 292: JRuby junit test crashes in PSScavengeRootsClosure::do_oop
twisti
parents:
9636
diff
changeset
|
1352 |
} else { |
0c9ed2dfc6a2
7090904: JSR 292: JRuby junit test crashes in PSScavengeRootsClosure::do_oop
twisti
parents:
9636
diff
changeset
|
1353 |
while (!thread->on_local_stack((address)v0)) { |
0c9ed2dfc6a2
7090904: JSR 292: JRuby junit test crashes in PSScavengeRootsClosure::do_oop
twisti
parents:
9636
diff
changeset
|
1354 |
v0 = _values.at(++min_index).location; |
0c9ed2dfc6a2
7090904: JSR 292: JRuby junit test crashes in PSScavengeRootsClosure::do_oop
twisti
parents:
9636
diff
changeset
|
1355 |
} |
0c9ed2dfc6a2
7090904: JSR 292: JRuby junit test crashes in PSScavengeRootsClosure::do_oop
twisti
parents:
9636
diff
changeset
|
1356 |
while (!thread->on_local_stack((address)v1)) { |
0c9ed2dfc6a2
7090904: JSR 292: JRuby junit test crashes in PSScavengeRootsClosure::do_oop
twisti
parents:
9636
diff
changeset
|
1357 |
v1 = _values.at(--max_index).location; |
0c9ed2dfc6a2
7090904: JSR 292: JRuby junit test crashes in PSScavengeRootsClosure::do_oop
twisti
parents:
9636
diff
changeset
|
1358 |
} |
9636
363ca5579aff
7043461: VM crashes in void LinkResolver::runtime_resolve_virtual_method
never
parents:
9632
diff
changeset
|
1359 |
} |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1360 |
intptr_t* min = MIN2(v0, v1); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1361 |
intptr_t* max = MAX2(v0, v1); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1362 |
intptr_t* cur = max; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1363 |
intptr_t* last = NULL; |
9636
363ca5579aff
7043461: VM crashes in void LinkResolver::runtime_resolve_virtual_method
never
parents:
9632
diff
changeset
|
1364 |
for (int i = max_index; i >= min_index; i--) { |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1365 |
FrameValue fv = _values.at(i); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1366 |
while (cur > fv.location) { |
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
1367 |
tty->print_cr(" " INTPTR_FORMAT ": " INTPTR_FORMAT, p2i(cur), *cur); |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1368 |
cur--; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1369 |
} |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1370 |
if (last == fv.location) { |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1371 |
const char* spacer = " " LP64_ONLY(" "); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1372 |
tty->print_cr(" %s %s %s", spacer, spacer, fv.description); |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1373 |
} else { |
33148
68fa8b6c4340
8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
david
parents:
33129
diff
changeset
|
1374 |
tty->print_cr(" " INTPTR_FORMAT ": " INTPTR_FORMAT " %s", p2i(fv.location), *fv.location, fv.description); |
9437
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1375 |
last = fv.location; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1376 |
cur--; |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1377 |
} |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1378 |
} |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1379 |
} |
9981851b4b8c
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
8107
diff
changeset
|
1380 |
|
11571
23f825a42a85
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
11565
diff
changeset
|
1381 |
#endif // ndef PRODUCT |