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Issue 15533004: Liveness analysis for environment slots in Hydrogen (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: platform ports Created 7 years, 7 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 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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751 LInstruction* LChunkBuilder::DoBlockEntry(HBlockEntry* instr) { 751 LInstruction* LChunkBuilder::DoBlockEntry(HBlockEntry* instr) {
752 return new(zone()) LLabel(instr->block()); 752 return new(zone()) LLabel(instr->block());
753 } 753 }
754 754
755 755
756 LInstruction* LChunkBuilder::DoDummyUse(HDummyUse* instr) { 756 LInstruction* LChunkBuilder::DoDummyUse(HDummyUse* instr) {
757 return DefineAsRegister(new(zone()) LDummyUse(UseAny(instr->value()))); 757 return DefineAsRegister(new(zone()) LDummyUse(UseAny(instr->value())));
758 } 758 }
759 759
760 760
761 LInstruction* LChunkBuilder::DoEnvironmentBind(HEnvironmentBind* instr) {
762 UNREACHABLE();
763 return NULL;
764 }
765
766
767 LInstruction* LChunkBuilder::DoEnvironmentLookup(HEnvironmentLookup* instr) {
768 UNREACHABLE();
769 return NULL;
770 }
771
772
761 LInstruction* LChunkBuilder::DoSoftDeoptimize(HSoftDeoptimize* instr) { 773 LInstruction* LChunkBuilder::DoSoftDeoptimize(HSoftDeoptimize* instr) {
762 return AssignEnvironment(new(zone()) LDeoptimize); 774 return AssignEnvironment(new(zone()) LDeoptimize);
763 } 775 }
764 776
765 777
766 LInstruction* LChunkBuilder::DoDeoptimize(HDeoptimize* instr) { 778 LInstruction* LChunkBuilder::DoDeoptimize(HDeoptimize* instr) {
767 return AssignEnvironment(new(zone()) LDeoptimize); 779 return AssignEnvironment(new(zone()) LDeoptimize);
768 } 780 }
769 781
770 782
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2759 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { 2771 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) {
2760 LOperand* object = UseRegister(instr->object()); 2772 LOperand* object = UseRegister(instr->object());
2761 LOperand* index = UseTempRegister(instr->index()); 2773 LOperand* index = UseTempRegister(instr->index());
2762 return DefineSameAsFirst(new(zone()) LLoadFieldByIndex(object, index)); 2774 return DefineSameAsFirst(new(zone()) LLoadFieldByIndex(object, index));
2763 } 2775 }
2764 2776
2765 2777
2766 } } // namespace v8::internal 2778 } } // namespace v8::internal
2767 2779
2768 #endif // V8_TARGET_ARCH_IA32 2780 #endif // V8_TARGET_ARCH_IA32
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