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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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5502 Register result = ToRegister(instr->result()); | 5502 Register result = ToRegister(instr->result()); |
5503 Register scratch = ToRegister(instr->temp1()); | 5503 Register scratch = ToRegister(instr->temp1()); |
5504 Register scratch2 = ToRegister(instr->temp2()); | 5504 Register scratch2 = ToRegister(instr->temp2()); |
5505 | 5505 |
5506 // Allocate memory for the object. | 5506 // Allocate memory for the object. |
5507 AllocationFlags flags = TAG_OBJECT; | 5507 AllocationFlags flags = TAG_OBJECT; |
5508 if (instr->hydrogen()->MustAllocateDoubleAligned()) { | 5508 if (instr->hydrogen()->MustAllocateDoubleAligned()) { |
5509 flags = static_cast<AllocationFlags>(flags | DOUBLE_ALIGNMENT); | 5509 flags = static_cast<AllocationFlags>(flags | DOUBLE_ALIGNMENT); |
5510 } | 5510 } |
5511 if (instr->hydrogen()->CanAllocateInOldPointerSpace()) { | 5511 if (instr->hydrogen()->CanAllocateInOldPointerSpace()) { |
| 5512 ASSERT(!instr->hydrogen()->CanAllocateInOldDataSpace()); |
5512 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); | 5513 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_POINTER_SPACE); |
| 5514 } else if (instr->hydrogen()->CanAllocateInOldDataSpace()) { |
| 5515 flags = static_cast<AllocationFlags>(flags | PRETENURE_OLD_DATA_SPACE); |
5513 } | 5516 } |
| 5517 |
5514 if (instr->size()->IsConstantOperand()) { | 5518 if (instr->size()->IsConstantOperand()) { |
5515 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); | 5519 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); |
5516 __ Allocate(size, result, scratch, scratch2, deferred->entry(), flags); | 5520 __ Allocate(size, result, scratch, scratch2, deferred->entry(), flags); |
5517 } else { | 5521 } else { |
5518 Register size = ToRegister(instr->size()); | 5522 Register size = ToRegister(instr->size()); |
5519 __ Allocate(size, | 5523 __ Allocate(size, |
5520 result, | 5524 result, |
5521 scratch, | 5525 scratch, |
5522 scratch2, | 5526 scratch2, |
5523 deferred->entry(), | 5527 deferred->entry(), |
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5541 Register size = ToRegister(instr->size()); | 5545 Register size = ToRegister(instr->size()); |
5542 ASSERT(!size.is(result)); | 5546 ASSERT(!size.is(result)); |
5543 __ SmiTag(size); | 5547 __ SmiTag(size); |
5544 __ push(size); | 5548 __ push(size); |
5545 } else { | 5549 } else { |
5546 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); | 5550 int32_t size = ToInteger32(LConstantOperand::cast(instr->size())); |
5547 __ Push(Smi::FromInt(size)); | 5551 __ Push(Smi::FromInt(size)); |
5548 } | 5552 } |
5549 | 5553 |
5550 if (instr->hydrogen()->CanAllocateInOldPointerSpace()) { | 5554 if (instr->hydrogen()->CanAllocateInOldPointerSpace()) { |
5551 CallRuntimeFromDeferred( | 5555 ASSERT(!instr->hydrogen()->CanAllocateInOldDataSpace()); |
5552 Runtime::kAllocateInOldPointerSpace, 1, instr); | 5556 CallRuntimeFromDeferred(Runtime::kAllocateInOldPointerSpace, 1, instr); |
| 5557 } else if (instr->hydrogen()->CanAllocateInOldDataSpace()) { |
| 5558 CallRuntimeFromDeferred(Runtime::kAllocateInOldDataSpace, 1, instr); |
5553 } else { | 5559 } else { |
5554 CallRuntimeFromDeferred( | 5560 CallRuntimeFromDeferred(Runtime::kAllocateInNewSpace, 1, instr); |
5555 Runtime::kAllocateInNewSpace, 1, instr); | |
5556 } | 5561 } |
5557 __ StoreToSafepointRegisterSlot(r0, result); | 5562 __ StoreToSafepointRegisterSlot(r0, result); |
5558 } | 5563 } |
5559 | 5564 |
5560 | 5565 |
5561 void LCodeGen::DoToFastProperties(LToFastProperties* instr) { | 5566 void LCodeGen::DoToFastProperties(LToFastProperties* instr) { |
5562 ASSERT(ToRegister(instr->value()).is(r0)); | 5567 ASSERT(ToRegister(instr->value()).is(r0)); |
5563 __ push(r0); | 5568 __ push(r0); |
5564 CallRuntime(Runtime::kToFastProperties, 1, instr); | 5569 CallRuntime(Runtime::kToFastProperties, 1, instr); |
5565 } | 5570 } |
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5995 __ sub(scratch, result, Operand::PointerOffsetFromSmiKey(index)); | 6000 __ sub(scratch, result, Operand::PointerOffsetFromSmiKey(index)); |
5996 __ ldr(result, FieldMemOperand(scratch, | 6001 __ ldr(result, FieldMemOperand(scratch, |
5997 FixedArray::kHeaderSize - kPointerSize)); | 6002 FixedArray::kHeaderSize - kPointerSize)); |
5998 __ bind(&done); | 6003 __ bind(&done); |
5999 } | 6004 } |
6000 | 6005 |
6001 | 6006 |
6002 #undef __ | 6007 #undef __ |
6003 | 6008 |
6004 } } // namespace v8::internal | 6009 } } // namespace v8::internal |
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