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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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5077 ASSERT(!instr->hydrogen()->IsOldDataSpaceAllocation()); | 5077 ASSERT(!instr->hydrogen()->IsOldDataSpaceAllocation()); |
5078 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); | 5078 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); |
5079 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); | 5079 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); |
5080 } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) { | 5080 } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) { |
5081 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); | 5081 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); |
5082 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); | 5082 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); |
5083 } | 5083 } |
5084 | 5084 |
5085 if (instr->size()->IsConstantOperand()) { | 5085 if (instr->size()->IsConstantOperand()) { |
5086 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); | 5086 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); |
5087 __ Allocate(size, result, temp, no_reg, deferred->entry(), flags); | 5087 if (size <= Page::kMaxRegularHeapObjectSize) { |
| 5088 __ Allocate(size, result, temp, no_reg, deferred->entry(), flags); |
| 5089 } else { |
| 5090 __ jmp(deferred->entry()); |
| 5091 } |
5088 } else { | 5092 } else { |
5089 Register size = ToRegister(instr->size()); | 5093 Register size = ToRegister(instr->size()); |
5090 __ Allocate(size, result, temp, no_reg, deferred->entry(), flags); | 5094 __ Allocate(size, result, temp, no_reg, deferred->entry(), flags); |
5091 } | 5095 } |
5092 | 5096 |
5093 __ bind(deferred->exit()); | 5097 __ bind(deferred->exit()); |
5094 | 5098 |
5095 if (instr->hydrogen()->MustPrefillWithFiller()) { | 5099 if (instr->hydrogen()->MustPrefillWithFiller()) { |
5096 if (instr->size()->IsConstantOperand()) { | 5100 if (instr->size()->IsConstantOperand()) { |
5097 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); | 5101 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); |
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5578 FixedArray::kHeaderSize - kPointerSize)); | 5582 FixedArray::kHeaderSize - kPointerSize)); |
5579 __ bind(&done); | 5583 __ bind(&done); |
5580 } | 5584 } |
5581 | 5585 |
5582 | 5586 |
5583 #undef __ | 5587 #undef __ |
5584 | 5588 |
5585 } } // namespace v8::internal | 5589 } } // namespace v8::internal |
5586 | 5590 |
5587 #endif // V8_TARGET_ARCH_X64 | 5591 #endif // V8_TARGET_ARCH_X64 |
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