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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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1098 Register receiver = LoadDescriptor::ReceiverRegister(); | 1098 Register receiver = LoadDescriptor::ReceiverRegister(); |
1099 Register key = LoadDescriptor::NameRegister(); | 1099 Register key = LoadDescriptor::NameRegister(); |
1100 Register slot = LoadDescriptor::SlotRegister(); | 1100 Register slot = LoadDescriptor::SlotRegister(); |
1101 Register vector = LoadWithVectorDescriptor::VectorRegister(); | 1101 Register vector = LoadWithVectorDescriptor::VectorRegister(); |
1102 __ mov(key, Operand(ebp, indexOffset)); | 1102 __ mov(key, Operand(ebp, indexOffset)); |
1103 __ jmp(&entry); | 1103 __ jmp(&entry); |
1104 __ bind(&loop); | 1104 __ bind(&loop); |
1105 __ mov(receiver, Operand(ebp, argumentsOffset)); // load arguments | 1105 __ mov(receiver, Operand(ebp, argumentsOffset)); // load arguments |
1106 | 1106 |
1107 // Use inline caching to speed up access to arguments. | 1107 // Use inline caching to speed up access to arguments. |
1108 FeedbackVectorSpec spec(0, Code::KEYED_LOAD_IC); | 1108 Code::Kind kinds[] = {Code::KEYED_LOAD_IC}; |
| 1109 FeedbackVectorSpec spec(0, 1, kinds); |
1109 Handle<TypeFeedbackVector> feedback_vector = | 1110 Handle<TypeFeedbackVector> feedback_vector = |
1110 masm->isolate()->factory()->NewTypeFeedbackVector(&spec); | 1111 masm->isolate()->factory()->NewTypeFeedbackVector(&spec); |
1111 int index = feedback_vector->GetIndex(FeedbackVectorICSlot(0)); | 1112 int index = feedback_vector->GetIndex(FeedbackVectorICSlot(0)); |
1112 __ mov(slot, Immediate(Smi::FromInt(index))); | 1113 __ mov(slot, Immediate(Smi::FromInt(index))); |
1113 __ mov(vector, Immediate(feedback_vector)); | 1114 __ mov(vector, Immediate(feedback_vector)); |
1114 Handle<Code> ic = | 1115 Handle<Code> ic = |
1115 KeyedLoadICStub(masm->isolate(), LoadICState(kNoExtraICState)).GetCode(); | 1116 KeyedLoadICStub(masm->isolate(), LoadICState(kNoExtraICState)).GetCode(); |
1116 __ call(ic, RelocInfo::CODE_TARGET); | 1117 __ call(ic, RelocInfo::CODE_TARGET); |
1117 // It is important that we do not have a test instruction after the | 1118 // It is important that we do not have a test instruction after the |
1118 // call. A test instruction after the call is used to indicate that | 1119 // call. A test instruction after the call is used to indicate that |
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1761 | 1762 |
1762 __ bind(&ok); | 1763 __ bind(&ok); |
1763 __ ret(0); | 1764 __ ret(0); |
1764 } | 1765 } |
1765 | 1766 |
1766 #undef __ | 1767 #undef __ |
1767 } // namespace internal | 1768 } // namespace internal |
1768 } // namespace v8 | 1769 } // namespace v8 |
1769 | 1770 |
1770 #endif // V8_TARGET_ARCH_X87 | 1771 #endif // V8_TARGET_ARCH_X87 |
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