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Issue 579153003: Move state sentinels into TypeFeedbackVector. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: ports. Created 6 years, 3 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_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"
(...skipping 1100 matching lines...) Expand 10 before | Expand all | Expand 10 after
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)), 1120 __ mov(FieldOperand(ebx, FixedArray::OffsetOfElementAt(slot)),
1121 Immediate(TypeFeedbackInfo::MegamorphicSentinel(isolate()))); 1121 Immediate(TypeFeedbackVector::MegamorphicSentinel(isolate())));
1122 1122
1123 __ mov(ebx, Immediate(Smi::FromInt(1))); // Smi indicates slow check 1123 __ mov(ebx, Immediate(Smi::FromInt(1))); // Smi indicates slow check
1124 __ mov(ecx, Operand(esp, 0 * kPointerSize)); // Get enumerated object 1124 __ mov(ecx, Operand(esp, 0 * kPointerSize)); // Get enumerated object
1125 STATIC_ASSERT(FIRST_JS_PROXY_TYPE == FIRST_SPEC_OBJECT_TYPE); 1125 STATIC_ASSERT(FIRST_JS_PROXY_TYPE == FIRST_SPEC_OBJECT_TYPE);
1126 __ CmpObjectType(ecx, LAST_JS_PROXY_TYPE, ecx); 1126 __ CmpObjectType(ecx, LAST_JS_PROXY_TYPE, ecx);
1127 __ j(above, &non_proxy); 1127 __ j(above, &non_proxy);
1128 __ Move(ebx, Immediate(Smi::FromInt(0))); // Zero indicates proxy 1128 __ Move(ebx, Immediate(Smi::FromInt(0))); // Zero indicates proxy
1129 __ bind(&non_proxy); 1129 __ bind(&non_proxy);
1130 __ push(ebx); // Smi 1130 __ push(ebx); // Smi
1131 __ push(eax); // Array 1131 __ push(eax); // Array
(...skipping 3691 matching lines...) Expand 10 before | Expand all | Expand 10 after
4823 DCHECK_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(), 4823 DCHECK_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(),
4824 Assembler::target_address_at(call_target_address, 4824 Assembler::target_address_at(call_target_address,
4825 unoptimized_code)); 4825 unoptimized_code));
4826 return OSR_AFTER_STACK_CHECK; 4826 return OSR_AFTER_STACK_CHECK;
4827 } 4827 }
4828 4828
4829 4829
4830 } } // namespace v8::internal 4830 } } // namespace v8::internal
4831 4831
4832 #endif // V8_TARGET_ARCH_IA32 4832 #endif // V8_TARGET_ARCH_IA32
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