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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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1696 } | 1696 } |
1697 | 1697 |
1698 | 1698 |
1699 LInstruction* LChunkBuilder::DoCompareHoleAndBranch( | 1699 LInstruction* LChunkBuilder::DoCompareHoleAndBranch( |
1700 HCompareHoleAndBranch* instr) { | 1700 HCompareHoleAndBranch* instr) { |
1701 LOperand* value = UseRegisterAtStart(instr->value()); | 1701 LOperand* value = UseRegisterAtStart(instr->value()); |
1702 return new(zone()) LCmpHoleAndBranch(value); | 1702 return new(zone()) LCmpHoleAndBranch(value); |
1703 } | 1703 } |
1704 | 1704 |
1705 | 1705 |
| 1706 LInstruction* LChunkBuilder::DoCompareMinusZeroAndBranch( |
| 1707 HCompareMinusZeroAndBranch* instr) { |
| 1708 LInstruction* goto_instr = CheckElideControlInstruction(instr); |
| 1709 if (goto_instr != NULL) return goto_instr; |
| 1710 LOperand* value = UseRegister(instr->value()); |
| 1711 LOperand* scratch = TempRegister(); |
| 1712 return new(zone()) LCompareMinusZeroAndBranch(value, scratch); |
| 1713 } |
| 1714 |
| 1715 |
1706 LInstruction* LChunkBuilder::DoIsObjectAndBranch(HIsObjectAndBranch* instr) { | 1716 LInstruction* LChunkBuilder::DoIsObjectAndBranch(HIsObjectAndBranch* instr) { |
1707 ASSERT(instr->value()->representation().IsTagged()); | 1717 ASSERT(instr->value()->representation().IsTagged()); |
1708 LOperand* temp = TempRegister(); | 1718 LOperand* temp = TempRegister(); |
1709 return new(zone()) LIsObjectAndBranch(UseRegisterAtStart(instr->value()), | 1719 return new(zone()) LIsObjectAndBranch(UseRegisterAtStart(instr->value()), |
1710 temp); | 1720 temp); |
1711 } | 1721 } |
1712 | 1722 |
1713 | 1723 |
1714 LInstruction* LChunkBuilder::DoIsStringAndBranch(HIsStringAndBranch* instr) { | 1724 LInstruction* LChunkBuilder::DoIsStringAndBranch(HIsStringAndBranch* instr) { |
1715 ASSERT(instr->value()->representation().IsTagged()); | 1725 ASSERT(instr->value()->representation().IsTagged()); |
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2594 | 2604 |
2595 | 2605 |
2596 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { | 2606 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { |
2597 LOperand* object = UseRegister(instr->object()); | 2607 LOperand* object = UseRegister(instr->object()); |
2598 LOperand* index = UseRegister(instr->index()); | 2608 LOperand* index = UseRegister(instr->index()); |
2599 return DefineAsRegister(new(zone()) LLoadFieldByIndex(object, index)); | 2609 return DefineAsRegister(new(zone()) LLoadFieldByIndex(object, index)); |
2600 } | 2610 } |
2601 | 2611 |
2602 | 2612 |
2603 } } // namespace v8::internal | 2613 } } // namespace v8::internal |
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