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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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| 5344 flags = static_cast<AllocationFlags>(flags | DOUBLE_ALIGNMENT); | 5344 flags = static_cast<AllocationFlags>(flags | DOUBLE_ALIGNMENT); |
| 5345 } | 5345 } |
| 5346 if (instr->size()->IsConstantOperand()) { | 5346 if (instr->size()->IsConstantOperand()) { |
| 5347 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); | 5347 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); |
| 5348 if (instr->hydrogen()->CanAllocateInOldPointerSpace()) { | 5348 if (instr->hydrogen()->CanAllocateInOldPointerSpace()) { |
| 5349 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); | 5349 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); |
| 5350 } | 5350 } |
| 5351 __ Allocate(size, result, scratch, scratch2, deferred->entry(), flags); | 5351 __ Allocate(size, result, scratch, scratch2, deferred->entry(), flags); |
| 5352 } else { | 5352 } else { |
| 5353 Register size = ToRegister(instr->size()); | 5353 Register size = ToRegister(instr->size()); |
| 5354 __ AllocateInNewSpace(size, | 5354 __ Allocate(size, |
| 5355 result, | 5355 result, |
| 5356 scratch, | 5356 scratch, |
| 5357 scratch2, | 5357 scratch2, |
| 5358 deferred->entry(), | 5358 deferred->entry(), |
| 5359 flags); | 5359 flags); |
| 5360 } | 5360 } |
| 5361 | 5361 |
| 5362 __ bind(deferred->exit()); | 5362 __ bind(deferred->exit()); |
| 5363 } | 5363 } |
| 5364 | 5364 |
| 5365 | 5365 |
| 5366 void LCodeGen::DoDeferredAllocate(LAllocate* instr) { | 5366 void LCodeGen::DoDeferredAllocate(LAllocate* instr) { |
| 5367 Register size = ToRegister(instr->size()); | 5367 Register size = ToRegister(instr->size()); |
| 5368 Register result = ToRegister(instr->result()); | 5368 Register result = ToRegister(instr->result()); |
| 5369 | 5369 |
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| 6108 __ Subu(scratch, result, scratch); | 6108 __ Subu(scratch, result, scratch); |
| 6109 __ lw(result, FieldMemOperand(scratch, | 6109 __ lw(result, FieldMemOperand(scratch, |
| 6110 FixedArray::kHeaderSize - kPointerSize)); | 6110 FixedArray::kHeaderSize - kPointerSize)); |
| 6111 __ bind(&done); | 6111 __ bind(&done); |
| 6112 } | 6112 } |
| 6113 | 6113 |
| 6114 | 6114 |
| 6115 #undef __ | 6115 #undef __ |
| 6116 | 6116 |
| 6117 } } // namespace v8::internal | 6117 } } // namespace v8::internal |
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