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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 #include "src/arm/lithium-codegen-arm.h" | 7 #include "src/arm/lithium-codegen-arm.h" |
8 #include "src/arm/lithium-gap-resolver-arm.h" | 8 #include "src/arm/lithium-gap-resolver-arm.h" |
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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900 // restore caller doubles. | 900 // restore caller doubles. |
901 if (condition == al && frame_is_built_ && | 901 if (condition == al && frame_is_built_ && |
902 !info()->saves_caller_doubles()) { | 902 !info()->saves_caller_doubles()) { |
903 DeoptComment(deopt_info); | 903 DeoptComment(deopt_info); |
904 __ Call(entry, RelocInfo::RUNTIME_ENTRY); | 904 __ Call(entry, RelocInfo::RUNTIME_ENTRY); |
905 } else { | 905 } else { |
906 Deoptimizer::JumpTableEntry table_entry(entry, deopt_info, bailout_type, | 906 Deoptimizer::JumpTableEntry table_entry(entry, deopt_info, bailout_type, |
907 !frame_is_built_); | 907 !frame_is_built_); |
908 // We often have several deopts to the same entry, reuse the last | 908 // We often have several deopts to the same entry, reuse the last |
909 // jump entry if this is the case. | 909 // jump entry if this is the case. |
910 if (jump_table_.is_empty() || | 910 if (FLAG_trace_deopt || isolate()->cpu_profiler()->is_profiling() || |
| 911 jump_table_.is_empty() || |
911 !table_entry.IsEquivalentTo(jump_table_.last())) { | 912 !table_entry.IsEquivalentTo(jump_table_.last())) { |
912 jump_table_.Add(table_entry, zone()); | 913 jump_table_.Add(table_entry, zone()); |
913 } | 914 } |
914 __ b(condition, &jump_table_.last().label); | 915 __ b(condition, &jump_table_.last().label); |
915 } | 916 } |
916 } | 917 } |
917 | 918 |
918 | 919 |
919 void LCodeGen::DeoptimizeIf(Condition condition, LInstruction* instr, | 920 void LCodeGen::DeoptimizeIf(Condition condition, LInstruction* instr, |
920 Deoptimizer::DeoptReason deopt_reason) { | 921 Deoptimizer::DeoptReason deopt_reason) { |
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5976 __ Push(scope_info); | 5977 __ Push(scope_info); |
5977 __ push(ToRegister(instr->function())); | 5978 __ push(ToRegister(instr->function())); |
5978 CallRuntime(Runtime::kPushBlockContext, 2, instr); | 5979 CallRuntime(Runtime::kPushBlockContext, 2, instr); |
5979 RecordSafepoint(Safepoint::kNoLazyDeopt); | 5980 RecordSafepoint(Safepoint::kNoLazyDeopt); |
5980 } | 5981 } |
5981 | 5982 |
5982 | 5983 |
5983 #undef __ | 5984 #undef __ |
5984 | 5985 |
5985 } } // namespace v8::internal | 5986 } } // namespace v8::internal |
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