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1 // Copyright 2012 the V8 project authors. All rights reserved.7 | 1 // Copyright 2012 the V8 project authors. All rights reserved.7 |
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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5189 if (instr->hydrogen()->IsOldPointerSpaceAllocation()) { | 5189 if (instr->hydrogen()->IsOldPointerSpaceAllocation()) { |
5190 ASSERT(!instr->hydrogen()->IsOldDataSpaceAllocation()); | 5190 ASSERT(!instr->hydrogen()->IsOldDataSpaceAllocation()); |
5191 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); | 5191 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); |
5192 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); | 5192 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); |
5193 } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) { | 5193 } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) { |
5194 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); | 5194 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); |
5195 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); | 5195 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); |
5196 } | 5196 } |
5197 if (instr->size()->IsConstantOperand()) { | 5197 if (instr->size()->IsConstantOperand()) { |
5198 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); | 5198 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); |
5199 __ Allocate(size, result, scratch, scratch2, deferred->entry(), flags); | 5199 if (size <= Page::kMaxRegularHeapObjectSize) { |
| 5200 __ Allocate(size, result, scratch, scratch2, deferred->entry(), flags); |
| 5201 } else { |
| 5202 __ jmp(deferred->entry()); |
| 5203 } |
5200 } else { | 5204 } else { |
5201 Register size = ToRegister(instr->size()); | 5205 Register size = ToRegister(instr->size()); |
5202 __ Allocate(size, | 5206 __ Allocate(size, |
5203 result, | 5207 result, |
5204 scratch, | 5208 scratch, |
5205 scratch2, | 5209 scratch2, |
5206 deferred->entry(), | 5210 deferred->entry(), |
5207 flags); | 5211 flags); |
5208 } | 5212 } |
5209 | 5213 |
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5730 __ Subu(scratch, result, scratch); | 5734 __ Subu(scratch, result, scratch); |
5731 __ lw(result, FieldMemOperand(scratch, | 5735 __ lw(result, FieldMemOperand(scratch, |
5732 FixedArray::kHeaderSize - kPointerSize)); | 5736 FixedArray::kHeaderSize - kPointerSize)); |
5733 __ bind(&done); | 5737 __ bind(&done); |
5734 } | 5738 } |
5735 | 5739 |
5736 | 5740 |
5737 #undef __ | 5741 #undef __ |
5738 | 5742 |
5739 } } // namespace v8::internal | 5743 } } // namespace v8::internal |
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