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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "v8.h" | 5 #include "v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_X64 | 7 #if V8_TARGET_ARCH_X64 |
8 | 8 |
9 #include "x64/lithium-codegen-x64.h" | 9 #include "x64/lithium-codegen-x64.h" |
10 #include "code-stubs.h" | 10 #include "code-stubs.h" |
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3983 LConstantOperand* object = LConstantOperand::cast(instr->object()); | 3983 LConstantOperand* object = LConstantOperand::cast(instr->object()); |
3984 __ store_rax(ToExternalReference(object)); | 3984 __ store_rax(ToExternalReference(object)); |
3985 } else { | 3985 } else { |
3986 Register object = ToRegister(instr->object()); | 3986 Register object = ToRegister(instr->object()); |
3987 __ Store(MemOperand(object, offset), value, representation); | 3987 __ Store(MemOperand(object, offset), value, representation); |
3988 } | 3988 } |
3989 return; | 3989 return; |
3990 } | 3990 } |
3991 | 3991 |
3992 Register object = ToRegister(instr->object()); | 3992 Register object = ToRegister(instr->object()); |
3993 SmiCheck check_needed = hinstr->value()->IsHeapObject() | 3993 __ AssertNotSmi(object); |
3994 ? OMIT_SMI_CHECK : INLINE_SMI_CHECK; | |
3995 | 3994 |
3996 ASSERT(!(representation.IsSmi() && | 3995 ASSERT(!representation.IsSmi() || |
3997 instr->value()->IsConstantOperand() && | 3996 !instr->value()->IsConstantOperand() || |
3998 !IsInteger32Constant(LConstantOperand::cast(instr->value())))); | 3997 IsInteger32Constant(LConstantOperand::cast(instr->value()))); |
3999 if (representation.IsHeapObject()) { | 3998 if (representation.IsDouble()) { |
4000 if (instr->value()->IsConstantOperand()) { | |
4001 LConstantOperand* operand_value = LConstantOperand::cast(instr->value()); | |
4002 if (chunk_->LookupConstant(operand_value)->HasSmiValue()) { | |
4003 DeoptimizeIf(no_condition, instr->environment()); | |
4004 } | |
4005 } else { | |
4006 if (!hinstr->value()->type().IsHeapObject()) { | |
4007 Register value = ToRegister(instr->value()); | |
4008 Condition cc = masm()->CheckSmi(value); | |
4009 DeoptimizeIf(cc, instr->environment()); | |
4010 | |
4011 // We know now that value is not a smi, so we can omit the check below. | |
4012 check_needed = OMIT_SMI_CHECK; | |
4013 } | |
4014 } | |
4015 } else if (representation.IsDouble()) { | |
4016 ASSERT(access.IsInobject()); | 3999 ASSERT(access.IsInobject()); |
4017 ASSERT(!hinstr->has_transition()); | 4000 ASSERT(!hinstr->has_transition()); |
4018 ASSERT(!hinstr->NeedsWriteBarrier()); | 4001 ASSERT(!hinstr->NeedsWriteBarrier()); |
4019 XMMRegister value = ToDoubleRegister(instr->value()); | 4002 XMMRegister value = ToDoubleRegister(instr->value()); |
4020 __ movsd(FieldOperand(object, offset), value); | 4003 __ movsd(FieldOperand(object, offset), value); |
4021 return; | 4004 return; |
4022 } | 4005 } |
4023 | 4006 |
4024 if (hinstr->has_transition()) { | 4007 if (hinstr->has_transition()) { |
4025 Handle<Map> transition = hinstr->transition_map(); | 4008 Handle<Map> transition = hinstr->transition_map(); |
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4090 if (hinstr->NeedsWriteBarrier()) { | 4073 if (hinstr->NeedsWriteBarrier()) { |
4091 Register value = ToRegister(instr->value()); | 4074 Register value = ToRegister(instr->value()); |
4092 Register temp = access.IsInobject() ? ToRegister(instr->temp()) : object; | 4075 Register temp = access.IsInobject() ? ToRegister(instr->temp()) : object; |
4093 // Update the write barrier for the object for in-object properties. | 4076 // Update the write barrier for the object for in-object properties. |
4094 __ RecordWriteField(write_register, | 4077 __ RecordWriteField(write_register, |
4095 offset, | 4078 offset, |
4096 value, | 4079 value, |
4097 temp, | 4080 temp, |
4098 kSaveFPRegs, | 4081 kSaveFPRegs, |
4099 EMIT_REMEMBERED_SET, | 4082 EMIT_REMEMBERED_SET, |
4100 check_needed); | 4083 hinstr->SmiCheckForWriteBarrier()); |
4101 } | 4084 } |
4102 } | 4085 } |
4103 | 4086 |
4104 | 4087 |
4105 void LCodeGen::DoStoreNamedGeneric(LStoreNamedGeneric* instr) { | 4088 void LCodeGen::DoStoreNamedGeneric(LStoreNamedGeneric* instr) { |
4106 ASSERT(ToRegister(instr->context()).is(rsi)); | 4089 ASSERT(ToRegister(instr->context()).is(rsi)); |
4107 ASSERT(ToRegister(instr->object()).is(rdx)); | 4090 ASSERT(ToRegister(instr->object()).is(rdx)); |
4108 ASSERT(ToRegister(instr->value()).is(rax)); | 4091 ASSERT(ToRegister(instr->value()).is(rax)); |
4109 | 4092 |
4110 __ Move(rcx, instr->hydrogen()->name()); | 4093 __ Move(rcx, instr->hydrogen()->name()); |
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5704 __ bind(deferred->exit()); | 5687 __ bind(deferred->exit()); |
5705 __ bind(&done); | 5688 __ bind(&done); |
5706 } | 5689 } |
5707 | 5690 |
5708 | 5691 |
5709 #undef __ | 5692 #undef __ |
5710 | 5693 |
5711 } } // namespace v8::internal | 5694 } } // namespace v8::internal |
5712 | 5695 |
5713 #endif // V8_TARGET_ARCH_X64 | 5696 #endif // V8_TARGET_ARCH_X64 |
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