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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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1500 ASSERT(!instr->hydrogen()->IsOldDataSpaceAllocation()); | 1500 ASSERT(!instr->hydrogen()->IsOldDataSpaceAllocation()); |
1501 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); | 1501 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); |
1502 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); | 1502 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); |
1503 } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) { | 1503 } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) { |
1504 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); | 1504 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); |
1505 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); | 1505 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); |
1506 } | 1506 } |
1507 | 1507 |
1508 if (instr->size()->IsConstantOperand()) { | 1508 if (instr->size()->IsConstantOperand()) { |
1509 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); | 1509 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); |
1510 __ Allocate(size, result, temp1, temp2, deferred->entry(), flags); | 1510 if (size <= Page::kMaxRegularHeapObjectSize) { |
| 1511 __ Allocate(size, result, temp1, temp2, deferred->entry(), flags); |
| 1512 } else { |
| 1513 __ B(deferred->entry()); |
| 1514 } |
1511 } else { | 1515 } else { |
1512 Register size = ToRegister32(instr->size()); | 1516 Register size = ToRegister32(instr->size()); |
1513 __ Sxtw(size.X(), size); | 1517 __ Sxtw(size.X(), size); |
1514 __ Allocate(size.X(), result, temp1, temp2, deferred->entry(), flags); | 1518 __ Allocate(size.X(), result, temp1, temp2, deferred->entry(), flags); |
1515 } | 1519 } |
1516 | 1520 |
1517 __ Bind(deferred->exit()); | 1521 __ Bind(deferred->exit()); |
1518 | 1522 |
1519 if (instr->hydrogen()->MustPrefillWithFiller()) { | 1523 if (instr->hydrogen()->MustPrefillWithFiller()) { |
1520 if (instr->size()->IsConstantOperand()) { | 1524 if (instr->size()->IsConstantOperand()) { |
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5832 __ Bind(&out_of_object); | 5836 __ Bind(&out_of_object); |
5833 __ Ldr(result, FieldMemOperand(object, JSObject::kPropertiesOffset)); | 5837 __ Ldr(result, FieldMemOperand(object, JSObject::kPropertiesOffset)); |
5834 // Index is equal to negated out of object property index plus 1. | 5838 // Index is equal to negated out of object property index plus 1. |
5835 __ Sub(result, result, Operand::UntagSmiAndScale(index, kPointerSizeLog2)); | 5839 __ Sub(result, result, Operand::UntagSmiAndScale(index, kPointerSizeLog2)); |
5836 __ Ldr(result, FieldMemOperand(result, | 5840 __ Ldr(result, FieldMemOperand(result, |
5837 FixedArray::kHeaderSize - kPointerSize)); | 5841 FixedArray::kHeaderSize - kPointerSize)); |
5838 __ Bind(&done); | 5842 __ Bind(&done); |
5839 } | 5843 } |
5840 | 5844 |
5841 } } // namespace v8::internal | 5845 } } // namespace v8::internal |
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