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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_IA32 | 7 #if V8_TARGET_ARCH_IA32 |
8 | 8 |
9 #include "src/code-factory.h" | 9 #include "src/code-factory.h" |
10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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1110 __ bind(&no_descriptors); | 1110 __ bind(&no_descriptors); |
1111 __ add(esp, Immediate(kPointerSize)); | 1111 __ add(esp, Immediate(kPointerSize)); |
1112 __ jmp(&exit); | 1112 __ jmp(&exit); |
1113 | 1113 |
1114 // We got a fixed array in register eax. Iterate through that. | 1114 // We got a fixed array in register eax. Iterate through that. |
1115 Label non_proxy; | 1115 Label non_proxy; |
1116 __ bind(&fixed_array); | 1116 __ bind(&fixed_array); |
1117 | 1117 |
1118 // No need for a write barrier, we are storing a Smi in the feedback vector. | 1118 // No need for a write barrier, we are storing a Smi in the feedback vector. |
1119 __ LoadHeapObject(ebx, FeedbackVector()); | 1119 __ LoadHeapObject(ebx, FeedbackVector()); |
1120 __ mov(FieldOperand(ebx, FixedArray::OffsetOfElementAt(slot.ToInt())), | 1120 int vector_index = FeedbackVector()->GetIndex(slot); |
| 1121 __ mov(FieldOperand(ebx, FixedArray::OffsetOfElementAt(vector_index)), |
1121 Immediate(TypeFeedbackVector::MegamorphicSentinel(isolate()))); | 1122 Immediate(TypeFeedbackVector::MegamorphicSentinel(isolate()))); |
1122 | 1123 |
1123 __ mov(ebx, Immediate(Smi::FromInt(1))); // Smi indicates slow check | 1124 __ mov(ebx, Immediate(Smi::FromInt(1))); // Smi indicates slow check |
1124 __ mov(ecx, Operand(esp, 0 * kPointerSize)); // Get enumerated object | 1125 __ mov(ecx, Operand(esp, 0 * kPointerSize)); // Get enumerated object |
1125 STATIC_ASSERT(FIRST_JS_PROXY_TYPE == FIRST_SPEC_OBJECT_TYPE); | 1126 STATIC_ASSERT(FIRST_JS_PROXY_TYPE == FIRST_SPEC_OBJECT_TYPE); |
1126 __ CmpObjectType(ecx, LAST_JS_PROXY_TYPE, ecx); | 1127 __ CmpObjectType(ecx, LAST_JS_PROXY_TYPE, ecx); |
1127 __ j(above, &non_proxy); | 1128 __ j(above, &non_proxy); |
1128 __ Move(ebx, Immediate(Smi::FromInt(0))); // Zero indicates proxy | 1129 __ Move(ebx, Immediate(Smi::FromInt(0))); // Zero indicates proxy |
1129 __ bind(&non_proxy); | 1130 __ bind(&non_proxy); |
1130 __ push(ebx); // Smi | 1131 __ push(ebx); // Smi |
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5143 DCHECK_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(), | 5144 DCHECK_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(), |
5144 Assembler::target_address_at(call_target_address, | 5145 Assembler::target_address_at(call_target_address, |
5145 unoptimized_code)); | 5146 unoptimized_code)); |
5146 return OSR_AFTER_STACK_CHECK; | 5147 return OSR_AFTER_STACK_CHECK; |
5147 } | 5148 } |
5148 | 5149 |
5149 | 5150 |
5150 } } // namespace v8::internal | 5151 } } // namespace v8::internal |
5151 | 5152 |
5152 #endif // V8_TARGET_ARCH_IA32 | 5153 #endif // V8_TARGET_ARCH_IA32 |
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