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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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1479 ASSERT(!instr->hydrogen()->IsOldDataSpaceAllocation()); | 1479 ASSERT(!instr->hydrogen()->IsOldDataSpaceAllocation()); |
1480 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); | 1480 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); |
1481 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); | 1481 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); |
1482 } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) { | 1482 } else if (instr->hydrogen()->IsOldDataSpaceAllocation()) { |
1483 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); | 1483 ASSERT(!instr->hydrogen()->IsNewSpaceAllocation()); |
1484 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); | 1484 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); |
1485 } | 1485 } |
1486 | 1486 |
1487 if (instr->size()->IsConstantOperand()) { | 1487 if (instr->size()->IsConstantOperand()) { |
1488 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); | 1488 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); |
1489 __ Allocate(size, result, temp1, temp2, deferred->entry(), flags); | 1489 if (size <= Page::kMaxRegularHeapObjectSize) { |
| 1490 __ Allocate(size, result, temp1, temp2, deferred->entry(), flags); |
| 1491 } else { |
| 1492 __ B(deferred->entry()); |
| 1493 } |
1490 } else { | 1494 } else { |
1491 Register size = ToRegister32(instr->size()); | 1495 Register size = ToRegister32(instr->size()); |
1492 __ Sxtw(size.X(), size); | 1496 __ Sxtw(size.X(), size); |
1493 __ Allocate(size.X(), result, temp1, temp2, deferred->entry(), flags); | 1497 __ Allocate(size.X(), result, temp1, temp2, deferred->entry(), flags); |
1494 } | 1498 } |
1495 | 1499 |
1496 __ Bind(deferred->exit()); | 1500 __ Bind(deferred->exit()); |
1497 | 1501 |
1498 if (instr->hydrogen()->MustPrefillWithFiller()) { | 1502 if (instr->hydrogen()->MustPrefillWithFiller()) { |
1499 if (instr->size()->IsConstantOperand()) { | 1503 if (instr->size()->IsConstantOperand()) { |
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5662 __ Bind(&out_of_object); | 5666 __ Bind(&out_of_object); |
5663 __ Ldr(result, FieldMemOperand(object, JSObject::kPropertiesOffset)); | 5667 __ Ldr(result, FieldMemOperand(object, JSObject::kPropertiesOffset)); |
5664 // Index is equal to negated out of object property index plus 1. | 5668 // Index is equal to negated out of object property index plus 1. |
5665 __ Sub(result, result, Operand::UntagSmiAndScale(index, kPointerSizeLog2)); | 5669 __ Sub(result, result, Operand::UntagSmiAndScale(index, kPointerSizeLog2)); |
5666 __ Ldr(result, FieldMemOperand(result, | 5670 __ Ldr(result, FieldMemOperand(result, |
5667 FixedArray::kHeaderSize - kPointerSize)); | 5671 FixedArray::kHeaderSize - kPointerSize)); |
5668 __ Bind(&done); | 5672 __ Bind(&done); |
5669 } | 5673 } |
5670 | 5674 |
5671 } } // namespace v8::internal | 5675 } } // namespace v8::internal |
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