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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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5078 ASSERT(!instr->hydrogen()->IsOldDataSpaceAllocation()); | 5078 ASSERT(!instr->hydrogen()->IsOldDataSpaceAllocation()); |
5079 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); | 5079 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); |
5080 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); | 5080 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); |
5081 } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) { | 5081 } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) { |
5082 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); | 5082 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); |
5083 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); | 5083 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); |
5084 } | 5084 } |
5085 | 5085 |
5086 if (instr->size()->IsConstantOperand()) { | 5086 if (instr->size()->IsConstantOperand()) { |
5087 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); | 5087 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); |
5088 if (size <= Page::kMaxRegularHeapObjectSize) { | 5088 __ Allocate(size, result, temp, no_reg, deferred->entry(), flags); |
5089 __ Allocate(size, result, temp, no_reg, deferred->entry(), flags); | |
5090 } else { | |
5091 __ jmp(deferred->entry()); | |
5092 } | |
5093 } else { | 5089 } else { |
5094 Register size = ToRegister(instr->size()); | 5090 Register size = ToRegister(instr->size()); |
5095 __ Allocate(size, result, temp, no_reg, deferred->entry(), flags); | 5091 __ Allocate(size, result, temp, no_reg, deferred->entry(), flags); |
5096 } | 5092 } |
5097 | 5093 |
5098 __ bind(deferred->exit()); | 5094 __ bind(deferred->exit()); |
5099 | 5095 |
5100 if (instr->hydrogen()->MustPrefillWithFiller()) { | 5096 if (instr->hydrogen()->MustPrefillWithFiller()) { |
5101 if (instr->size()->IsConstantOperand()) { | 5097 if (instr->size()->IsConstantOperand()) { |
5102 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); | 5098 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); |
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5583 FixedArray::kHeaderSize - kPointerSize)); | 5579 FixedArray::kHeaderSize - kPointerSize)); |
5584 __ bind(&done); | 5580 __ bind(&done); |
5585 } | 5581 } |
5586 | 5582 |
5587 | 5583 |
5588 #undef __ | 5584 #undef __ |
5589 | 5585 |
5590 } } // namespace v8::internal | 5586 } } // namespace v8::internal |
5591 | 5587 |
5592 #endif // V8_TARGET_ARCH_X64 | 5588 #endif // V8_TARGET_ARCH_X64 |
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