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Issue 919953002: CPUProfiler: Push deopt reason further to ProfileNode. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: unnecessary changes were removed Created 5 years, 10 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/v8.h" 5 #include "src/v8.h"
6 6
7 #if V8_TARGET_ARCH_X87 7 #if V8_TARGET_ARCH_X87
8 8
9 #include "src/base/bits.h" 9 #include "src/base/bits.h"
10 #include "src/code-factory.h" 10 #include "src/code-factory.h"
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1147 instr->Mnemonic(), deopt_reason); 1147 instr->Mnemonic(), deopt_reason);
1148 DCHECK(info()->IsStub() || frame_is_built_); 1148 DCHECK(info()->IsStub() || frame_is_built_);
1149 if (cc == no_condition && frame_is_built_) { 1149 if (cc == no_condition && frame_is_built_) {
1150 DeoptComment(deopt_info); 1150 DeoptComment(deopt_info);
1151 __ call(entry, RelocInfo::RUNTIME_ENTRY); 1151 __ call(entry, RelocInfo::RUNTIME_ENTRY);
1152 } else { 1152 } else {
1153 Deoptimizer::JumpTableEntry table_entry(entry, deopt_info, bailout_type, 1153 Deoptimizer::JumpTableEntry table_entry(entry, deopt_info, bailout_type,
1154 !frame_is_built_); 1154 !frame_is_built_);
1155 // We often have several deopts to the same entry, reuse the last 1155 // We often have several deopts to the same entry, reuse the last
1156 // jump entry if this is the case. 1156 // jump entry if this is the case.
1157 if (jump_table_.is_empty() || 1157 if (FLAG_trace_deopt || isolate()->cpu_profiler()->is_profiling() ||
1158 jump_table_.is_empty() ||
1158 !table_entry.IsEquivalentTo(jump_table_.last())) { 1159 !table_entry.IsEquivalentTo(jump_table_.last())) {
1159 jump_table_.Add(table_entry, zone()); 1160 jump_table_.Add(table_entry, zone());
1160 } 1161 }
1161 if (cc == no_condition) { 1162 if (cc == no_condition) {
1162 __ jmp(&jump_table_.last().label); 1163 __ jmp(&jump_table_.last().label);
1163 } else { 1164 } else {
1164 __ j(cc, &jump_table_.last().label); 1165 __ j(cc, &jump_table_.last().label);
1165 } 1166 }
1166 } 1167 }
1167 } 1168 }
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6378 CallRuntime(Runtime::kPushBlockContext, 2, instr); 6379 CallRuntime(Runtime::kPushBlockContext, 2, instr);
6379 RecordSafepoint(Safepoint::kNoLazyDeopt); 6380 RecordSafepoint(Safepoint::kNoLazyDeopt);
6380 } 6381 }
6381 6382
6382 6383
6383 #undef __ 6384 #undef __
6384 6385
6385 } } // namespace v8::internal 6386 } } // namespace v8::internal
6386 6387
6387 #endif // V8_TARGET_ARCH_X87 6388 #endif // V8_TARGET_ARCH_X87
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