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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/code-factory.h" | 7 #include "src/code-factory.h" |
8 #include "src/code-stubs.h" | 8 #include "src/code-stubs.h" |
9 #include "src/hydrogen-osr.h" | 9 #include "src/hydrogen-osr.h" |
10 #include "src/ic/ic.h" | 10 #include "src/ic/ic.h" |
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813 // restore caller doubles. | 813 // restore caller doubles. |
814 if (condition == al && frame_is_built_ && | 814 if (condition == al && frame_is_built_ && |
815 !info()->saves_caller_doubles()) { | 815 !info()->saves_caller_doubles()) { |
816 DeoptComment(deopt_info); | 816 DeoptComment(deopt_info); |
817 __ Call(entry, RelocInfo::RUNTIME_ENTRY, condition, src1, src2); | 817 __ Call(entry, RelocInfo::RUNTIME_ENTRY, condition, src1, src2); |
818 } else { | 818 } else { |
819 Deoptimizer::JumpTableEntry table_entry(entry, deopt_info, bailout_type, | 819 Deoptimizer::JumpTableEntry table_entry(entry, deopt_info, bailout_type, |
820 !frame_is_built_); | 820 !frame_is_built_); |
821 // We often have several deopts to the same entry, reuse the last | 821 // We often have several deopts to the same entry, reuse the last |
822 // jump entry if this is the case. | 822 // jump entry if this is the case. |
823 if (jump_table_.is_empty() || | 823 if (FLAG_trace_deopt || isolate()->cpu_profiler()->is_profiling() || |
| 824 jump_table_.is_empty() || |
824 !table_entry.IsEquivalentTo(jump_table_.last())) { | 825 !table_entry.IsEquivalentTo(jump_table_.last())) { |
825 jump_table_.Add(table_entry, zone()); | 826 jump_table_.Add(table_entry, zone()); |
826 } | 827 } |
827 __ Branch(&jump_table_.last().label, condition, src1, src2); | 828 __ Branch(&jump_table_.last().label, condition, src1, src2); |
828 } | 829 } |
829 } | 830 } |
830 | 831 |
831 | 832 |
832 void LCodeGen::DeoptimizeIf(Condition condition, LInstruction* instr, | 833 void LCodeGen::DeoptimizeIf(Condition condition, LInstruction* instr, |
833 Deoptimizer::DeoptReason deopt_reason, | 834 Deoptimizer::DeoptReason deopt_reason, |
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6056 __ li(at, scope_info); | 6057 __ li(at, scope_info); |
6057 __ Push(at, ToRegister(instr->function())); | 6058 __ Push(at, ToRegister(instr->function())); |
6058 CallRuntime(Runtime::kPushBlockContext, 2, instr); | 6059 CallRuntime(Runtime::kPushBlockContext, 2, instr); |
6059 RecordSafepoint(Safepoint::kNoLazyDeopt); | 6060 RecordSafepoint(Safepoint::kNoLazyDeopt); |
6060 } | 6061 } |
6061 | 6062 |
6062 | 6063 |
6063 #undef __ | 6064 #undef __ |
6064 | 6065 |
6065 } } // namespace v8::internal | 6066 } } // namespace v8::internal |
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