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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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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4718 codegen()->DoDeferredTaggedToI(instr_, done()); | 4718 codegen()->DoDeferredTaggedToI(instr_, done()); |
4719 } | 4719 } |
4720 virtual LInstruction* instr() V8_OVERRIDE { return instr_; } | 4720 virtual LInstruction* instr() V8_OVERRIDE { return instr_; } |
4721 private: | 4721 private: |
4722 LTaggedToI* instr_; | 4722 LTaggedToI* instr_; |
4723 }; | 4723 }; |
4724 | 4724 |
4725 LOperand* input = instr->value(); | 4725 LOperand* input = instr->value(); |
4726 ASSERT(input->IsRegister()); | 4726 ASSERT(input->IsRegister()); |
4727 ASSERT(input->Equals(instr->result())); | 4727 ASSERT(input->Equals(instr->result())); |
| 4728 Register input_reg = ToRegister(input); |
4728 | 4729 |
4729 Register input_reg = ToRegister(input); | 4730 if (instr->hydrogen()->value()->representation().IsSmi()) { |
4730 DeferredTaggedToI* deferred = new(zone()) DeferredTaggedToI(this, instr); | 4731 __ SmiToInteger32(input_reg, input_reg); |
4731 __ JumpIfNotSmi(input_reg, deferred->entry()); | 4732 } else { |
4732 __ SmiToInteger32(input_reg, input_reg); | 4733 DeferredTaggedToI* deferred = new(zone()) DeferredTaggedToI(this, instr); |
4733 __ bind(deferred->exit()); | 4734 __ JumpIfNotSmi(input_reg, deferred->entry()); |
| 4735 __ SmiToInteger32(input_reg, input_reg); |
| 4736 __ bind(deferred->exit()); |
| 4737 } |
4734 } | 4738 } |
4735 | 4739 |
4736 | 4740 |
4737 void LCodeGen::DoNumberUntagD(LNumberUntagD* instr) { | 4741 void LCodeGen::DoNumberUntagD(LNumberUntagD* instr) { |
4738 LOperand* input = instr->value(); | 4742 LOperand* input = instr->value(); |
4739 ASSERT(input->IsRegister()); | 4743 ASSERT(input->IsRegister()); |
4740 LOperand* result = instr->result(); | 4744 LOperand* result = instr->result(); |
4741 ASSERT(result->IsDoubleRegister()); | 4745 ASSERT(result->IsDoubleRegister()); |
4742 | 4746 |
4743 Register input_reg = ToRegister(input); | 4747 Register input_reg = ToRegister(input); |
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5497 FixedArray::kHeaderSize - kPointerSize)); | 5501 FixedArray::kHeaderSize - kPointerSize)); |
5498 __ bind(&done); | 5502 __ bind(&done); |
5499 } | 5503 } |
5500 | 5504 |
5501 | 5505 |
5502 #undef __ | 5506 #undef __ |
5503 | 5507 |
5504 } } // namespace v8::internal | 5508 } } // namespace v8::internal |
5505 | 5509 |
5506 #endif // V8_TARGET_ARCH_X64 | 5510 #endif // V8_TARGET_ARCH_X64 |
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