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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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1482 ASSERT(!instr->hydrogen()->IsOldDataSpaceAllocation()); | 1482 ASSERT(!instr->hydrogen()->IsOldDataSpaceAllocation()); |
1483 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); | 1483 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); |
1484 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); | 1484 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); |
1485 } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) { | 1485 } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) { |
1486 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); | 1486 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); |
1487 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); | 1487 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); |
1488 } | 1488 } |
1489 | 1489 |
1490 if (instr->size()->IsConstantOperand()) { | 1490 if (instr->size()->IsConstantOperand()) { |
1491 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); | 1491 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); |
1492 if (size <= Page::kMaxRegularHeapObjectSize) { | 1492 __ Allocate(size, result, temp1, temp2, deferred->entry(), flags); |
1493 __ Allocate(size, result, temp1, temp2, deferred->entry(), flags); | |
1494 } else { | |
1495 __ B(deferred->entry()); | |
1496 } | |
1497 } else { | 1493 } else { |
1498 Register size = ToRegister32(instr->size()); | 1494 Register size = ToRegister32(instr->size()); |
1499 __ Sxtw(size.X(), size); | 1495 __ Sxtw(size.X(), size); |
1500 __ Allocate(size.X(), result, temp1, temp2, deferred->entry(), flags); | 1496 __ Allocate(size.X(), result, temp1, temp2, deferred->entry(), flags); |
1501 } | 1497 } |
1502 | 1498 |
1503 __ Bind(deferred->exit()); | 1499 __ Bind(deferred->exit()); |
1504 | 1500 |
1505 if (instr->hydrogen()->MustPrefillWithFiller()) { | 1501 if (instr->hydrogen()->MustPrefillWithFiller()) { |
1506 if (instr->size()->IsConstantOperand()) { | 1502 if (instr->size()->IsConstantOperand()) { |
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5669 __ Bind(&out_of_object); | 5665 __ Bind(&out_of_object); |
5670 __ Ldr(result, FieldMemOperand(object, JSObject::kPropertiesOffset)); | 5666 __ Ldr(result, FieldMemOperand(object, JSObject::kPropertiesOffset)); |
5671 // Index is equal to negated out of object property index plus 1. | 5667 // Index is equal to negated out of object property index plus 1. |
5672 __ Sub(result, result, Operand::UntagSmiAndScale(index, kPointerSizeLog2)); | 5668 __ Sub(result, result, Operand::UntagSmiAndScale(index, kPointerSizeLog2)); |
5673 __ Ldr(result, FieldMemOperand(result, | 5669 __ Ldr(result, FieldMemOperand(result, |
5674 FixedArray::kHeaderSize - kPointerSize)); | 5670 FixedArray::kHeaderSize - kPointerSize)); |
5675 __ Bind(&done); | 5671 __ Bind(&done); |
5676 } | 5672 } |
5677 | 5673 |
5678 } } // namespace v8::internal | 5674 } } // namespace v8::internal |
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