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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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945 HType type = value->type(); | 945 HType type = value->type(); |
946 if (rep.IsTagged() && !type.IsSmi() && !type.IsBoolean() && | 946 if (rep.IsTagged() && !type.IsSmi() && !type.IsBoolean() && |
947 !expected.IsGeneric()) { | 947 !expected.IsGeneric()) { |
948 return AssignEnvironment(result); | 948 return AssignEnvironment(result); |
949 } | 949 } |
950 return result; | 950 return result; |
951 } | 951 } |
952 | 952 |
953 | 953 |
954 LInstruction* LChunkBuilder::DoCompareMap(HCompareMap* instr) { | 954 LInstruction* LChunkBuilder::DoCompareMap(HCompareMap* instr) { |
| 955 LInstruction* goto_instr = CheckElideControlInstruction(instr); |
| 956 if (goto_instr != NULL) return goto_instr; |
| 957 |
955 ASSERT(instr->value()->representation().IsTagged()); | 958 ASSERT(instr->value()->representation().IsTagged()); |
956 LOperand* value = UseRegisterAtStart(instr->value()); | 959 LOperand* value = UseRegisterAtStart(instr->value()); |
957 return new(zone()) LCmpMapAndBranch(value); | 960 return new(zone()) LCmpMapAndBranch(value); |
958 } | 961 } |
959 | 962 |
960 | 963 |
961 LInstruction* LChunkBuilder::DoArgumentsLength(HArgumentsLength* length) { | 964 LInstruction* LChunkBuilder::DoArgumentsLength(HArgumentsLength* length) { |
962 info()->MarkAsRequiresFrame(); | 965 info()->MarkAsRequiresFrame(); |
963 return DefineAsRegister(new(zone()) LArgumentsLength(Use(length->value()))); | 966 return DefineAsRegister(new(zone()) LArgumentsLength(Use(length->value()))); |
964 } | 967 } |
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2425 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { | 2428 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { |
2426 LOperand* object = UseRegister(instr->object()); | 2429 LOperand* object = UseRegister(instr->object()); |
2427 LOperand* index = UseTempRegister(instr->index()); | 2430 LOperand* index = UseTempRegister(instr->index()); |
2428 return DefineSameAsFirst(new(zone()) LLoadFieldByIndex(object, index)); | 2431 return DefineSameAsFirst(new(zone()) LLoadFieldByIndex(object, index)); |
2429 } | 2432 } |
2430 | 2433 |
2431 | 2434 |
2432 } } // namespace v8::internal | 2435 } } // namespace v8::internal |
2433 | 2436 |
2434 #endif // V8_TARGET_ARCH_X64 | 2437 #endif // V8_TARGET_ARCH_X64 |
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