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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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5044 ASSERT(!instr->hydrogen()->IsOldDataSpaceAllocation()); | 5044 ASSERT(!instr->hydrogen()->IsOldDataSpaceAllocation()); |
5045 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); | 5045 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); |
5046 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); | 5046 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); |
5047 } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) { | 5047 } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) { |
5048 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); | 5048 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); |
5049 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); | 5049 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); |
5050 } | 5050 } |
5051 | 5051 |
5052 if (instr->size()->IsConstantOperand()) { | 5052 if (instr->size()->IsConstantOperand()) { |
5053 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); | 5053 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); |
5054 __ Allocate(size, result, temp, no_reg, deferred->entry(), flags); | 5054 if (size <= Page::kMaxRegularHeapObjectSize) { |
| 5055 __ Allocate(size, result, temp, no_reg, deferred->entry(), flags); |
| 5056 } else { |
| 5057 __ jmp(deferred->entry()); |
| 5058 } |
5055 } else { | 5059 } else { |
5056 Register size = ToRegister(instr->size()); | 5060 Register size = ToRegister(instr->size()); |
5057 __ Allocate(size, result, temp, no_reg, deferred->entry(), flags); | 5061 __ Allocate(size, result, temp, no_reg, deferred->entry(), flags); |
5058 } | 5062 } |
5059 | 5063 |
5060 __ bind(deferred->exit()); | 5064 __ bind(deferred->exit()); |
5061 | 5065 |
5062 if (instr->hydrogen()->MustPrefillWithFiller()) { | 5066 if (instr->hydrogen()->MustPrefillWithFiller()) { |
5063 if (instr->size()->IsConstantOperand()) { | 5067 if (instr->size()->IsConstantOperand()) { |
5064 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); | 5068 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); |
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5545 FixedArray::kHeaderSize - kPointerSize)); | 5549 FixedArray::kHeaderSize - kPointerSize)); |
5546 __ bind(&done); | 5550 __ bind(&done); |
5547 } | 5551 } |
5548 | 5552 |
5549 | 5553 |
5550 #undef __ | 5554 #undef __ |
5551 | 5555 |
5552 } } // namespace v8::internal | 5556 } } // namespace v8::internal |
5553 | 5557 |
5554 #endif // V8_TARGET_ARCH_X64 | 5558 #endif // V8_TARGET_ARCH_X64 |
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