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Issue 1199983002: [strong] Implement strong property access semantics (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: add TODOs Created 5 years, 5 months ago
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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 // 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 "src/v8.h" 5 #include "src/v8.h"
6 6
7 #if V8_TARGET_ARCH_X87 7 #if V8_TARGET_ARCH_X87
8 8
9 #include "src/code-factory.h" 9 #include "src/code-factory.h"
10 #include "src/codegen.h" 10 #include "src/codegen.h"
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1059 __ bind(&loop); 1059 __ bind(&loop);
1060 __ mov(receiver, Operand(ebp, argumentsOffset)); // load arguments 1060 __ mov(receiver, Operand(ebp, argumentsOffset)); // load arguments
1061 1061
1062 // Use inline caching to speed up access to arguments. 1062 // Use inline caching to speed up access to arguments.
1063 FeedbackVectorSpec spec(0, Code::KEYED_LOAD_IC); 1063 FeedbackVectorSpec spec(0, Code::KEYED_LOAD_IC);
1064 Handle<TypeFeedbackVector> feedback_vector = 1064 Handle<TypeFeedbackVector> feedback_vector =
1065 masm->isolate()->factory()->NewTypeFeedbackVector(&spec); 1065 masm->isolate()->factory()->NewTypeFeedbackVector(&spec);
1066 int index = feedback_vector->GetIndex(FeedbackVectorICSlot(0)); 1066 int index = feedback_vector->GetIndex(FeedbackVectorICSlot(0));
1067 __ mov(slot, Immediate(Smi::FromInt(index))); 1067 __ mov(slot, Immediate(Smi::FromInt(index)));
1068 __ mov(vector, Immediate(feedback_vector)); 1068 __ mov(vector, Immediate(feedback_vector));
1069 Handle<Code> ic = KeyedLoadICStub(masm->isolate()).GetCode(); 1069 Handle<Code> ic =
1070 KeyedLoadICStub(masm->isolate(), LoadICState(kNoExtraICState)).GetCode();
1070 __ call(ic, RelocInfo::CODE_TARGET); 1071 __ call(ic, RelocInfo::CODE_TARGET);
1071 // It is important that we do not have a test instruction after the 1072 // It is important that we do not have a test instruction after the
1072 // call. A test instruction after the call is used to indicate that 1073 // call. A test instruction after the call is used to indicate that
1073 // we have generated an inline version of the keyed load. In this 1074 // we have generated an inline version of the keyed load. In this
1074 // case, we know that we are not generating a test instruction next. 1075 // case, we know that we are not generating a test instruction next.
1075 1076
1076 // Push the nth argument. 1077 // Push the nth argument.
1077 __ push(eax); 1078 __ push(eax);
1078 1079
1079 // Update the index on the stack and in register key. 1080 // Update the index on the stack and in register key.
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1716 1717
1717 __ bind(&ok); 1718 __ bind(&ok);
1718 __ ret(0); 1719 __ ret(0);
1719 } 1720 }
1720 1721
1721 #undef __ 1722 #undef __
1722 } // namespace internal 1723 } // namespace internal
1723 } // namespace v8 1724 } // namespace v8
1724 1725
1725 #endif // V8_TARGET_ARCH_X87 1726 #endif // V8_TARGET_ARCH_X87
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