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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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5184 if (instr->hydrogen()->IsOldPointerSpaceAllocation()) { | 5184 if (instr->hydrogen()->IsOldPointerSpaceAllocation()) { |
5185 ASSERT(!instr->hydrogen()->IsOldDataSpaceAllocation()); | 5185 ASSERT(!instr->hydrogen()->IsOldDataSpaceAllocation()); |
5186 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); | 5186 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); |
5187 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); | 5187 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); |
5188 } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) { | 5188 } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) { |
5189 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); | 5189 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); |
5190 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); | 5190 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); |
5191 } | 5191 } |
5192 if (instr->size()->IsConstantOperand()) { | 5192 if (instr->size()->IsConstantOperand()) { |
5193 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); | 5193 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); |
5194 __ Allocate(size, result, scratch, scratch2, deferred->entry(), flags); | 5194 if (size <= Page::kMaxRegularHeapObjectSize) { |
| 5195 __ Allocate(size, result, scratch, scratch2, deferred->entry(), flags); |
| 5196 } else { |
| 5197 __ jmp(deferred->entry()); |
| 5198 } |
5195 } else { | 5199 } else { |
5196 Register size = ToRegister(instr->size()); | 5200 Register size = ToRegister(instr->size()); |
5197 __ Allocate(size, | 5201 __ Allocate(size, |
5198 result, | 5202 result, |
5199 scratch, | 5203 scratch, |
5200 scratch2, | 5204 scratch2, |
5201 deferred->entry(), | 5205 deferred->entry(), |
5202 flags); | 5206 flags); |
5203 } | 5207 } |
5204 | 5208 |
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5725 __ Subu(scratch, result, scratch); | 5729 __ Subu(scratch, result, scratch); |
5726 __ lw(result, FieldMemOperand(scratch, | 5730 __ lw(result, FieldMemOperand(scratch, |
5727 FixedArray::kHeaderSize - kPointerSize)); | 5731 FixedArray::kHeaderSize - kPointerSize)); |
5728 __ bind(&done); | 5732 __ bind(&done); |
5729 } | 5733 } |
5730 | 5734 |
5731 | 5735 |
5732 #undef __ | 5736 #undef __ |
5733 | 5737 |
5734 } } // namespace v8::internal | 5738 } } // namespace v8::internal |
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