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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 "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #include "src/accessors.h" | 7 #include "src/accessors.h" |
8 #include "src/allocation-site-scopes.h" | 8 #include "src/allocation-site-scopes.h" |
9 #include "src/api.h" | 9 #include "src/api.h" |
10 #include "src/arguments.h" | 10 #include "src/arguments.h" |
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136 break; | 136 break; |
137 } | 137 } |
138 } | 138 } |
139 return it->factory()->undefined_value(); | 139 return it->factory()->undefined_value(); |
140 } | 140 } |
141 | 141 |
142 | 142 |
143 Handle<Object> JSObject::GetDataProperty(Handle<JSObject> object, | 143 Handle<Object> JSObject::GetDataProperty(Handle<JSObject> object, |
144 Handle<Name> key) { | 144 Handle<Name> key) { |
145 LookupIterator it(object, key, LookupIterator::CHECK_DERIVED_PROPERTY); | 145 LookupIterator it(object, key, LookupIterator::CHECK_DERIVED_PROPERTY); |
146 for (; it.IsFound(); it.Next()) { | 146 return GetDataProperty(&it); |
147 switch (it.state()) { | 147 } |
| 148 |
| 149 |
| 150 Handle<Object> JSObject::GetDataProperty(LookupIterator* it) { |
| 151 for (; it->IsFound(); it->Next()) { |
| 152 switch (it->state()) { |
148 case LookupIterator::NOT_FOUND: | 153 case LookupIterator::NOT_FOUND: |
149 case LookupIterator::ACCESS_CHECK: | 154 case LookupIterator::ACCESS_CHECK: |
150 case LookupIterator::INTERCEPTOR: | 155 case LookupIterator::INTERCEPTOR: |
151 UNREACHABLE(); | 156 UNREACHABLE(); |
152 case LookupIterator::JSPROXY: | 157 case LookupIterator::JSPROXY: |
153 return it.isolate()->factory()->undefined_value(); | 158 it->NotFound(); |
| 159 return it->isolate()->factory()->undefined_value(); |
154 case LookupIterator::PROPERTY: | 160 case LookupIterator::PROPERTY: |
155 if (!it.HasProperty()) continue; | 161 if (!it->HasProperty()) continue; |
156 switch (it.property_kind()) { | 162 switch (it->property_kind()) { |
157 case LookupIterator::DATA: | 163 case LookupIterator::DATA: |
158 return it.GetDataValue(); | 164 return it->GetDataValue(); |
159 case LookupIterator::ACCESSOR: | 165 case LookupIterator::ACCESSOR: |
160 // TODO(verwaest): For now this doesn't call into | 166 // TODO(verwaest): For now this doesn't call into |
161 // ExecutableAccessorInfo, since clients don't need it. Update once | 167 // ExecutableAccessorInfo, since clients don't need it. Update once |
162 // relevant. | 168 // relevant. |
163 return it.isolate()->factory()->undefined_value(); | 169 it->NotFound(); |
| 170 return it->isolate()->factory()->undefined_value(); |
164 } | 171 } |
165 } | 172 } |
166 } | 173 } |
167 return it.isolate()->factory()->undefined_value(); | 174 return it->isolate()->factory()->undefined_value(); |
168 } | 175 } |
169 | 176 |
170 | 177 |
171 bool Object::ToInt32(int32_t* value) { | 178 bool Object::ToInt32(int32_t* value) { |
172 if (IsSmi()) { | 179 if (IsSmi()) { |
173 *value = Smi::cast(this)->value(); | 180 *value = Smi::cast(this)->value(); |
174 return true; | 181 return true; |
175 } | 182 } |
176 if (IsHeapNumber()) { | 183 if (IsHeapNumber()) { |
177 double num = HeapNumber::cast(this)->value(); | 184 double num = HeapNumber::cast(this)->value(); |
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640 it->GetHolder<JSObject>(), | 647 it->GetHolder<JSObject>(), |
641 it->GetAccessors(), strict_mode); | 648 it->GetAccessors(), strict_mode); |
642 } | 649 } |
643 | 650 |
644 it->isolate()->ReportFailedAccessCheck(checked, v8::ACCESS_SET); | 651 it->isolate()->ReportFailedAccessCheck(checked, v8::ACCESS_SET); |
645 RETURN_EXCEPTION_IF_SCHEDULED_EXCEPTION(it->isolate(), Object); | 652 RETURN_EXCEPTION_IF_SCHEDULED_EXCEPTION(it->isolate(), Object); |
646 return value; | 653 return value; |
647 } | 654 } |
648 | 655 |
649 | 656 |
650 Object* JSObject::GetNormalizedProperty(const LookupResult* result) { | |
651 DCHECK(!HasFastProperties()); | |
652 Object* value = property_dictionary()->ValueAt(result->GetDictionaryEntry()); | |
653 if (IsGlobalObject()) { | |
654 value = PropertyCell::cast(value)->value(); | |
655 } | |
656 DCHECK(!value->IsPropertyCell() && !value->IsCell()); | |
657 return value; | |
658 } | |
659 | |
660 | |
661 void JSObject::SetNormalizedProperty(Handle<JSObject> object, | 657 void JSObject::SetNormalizedProperty(Handle<JSObject> object, |
662 Handle<Name> name, | 658 Handle<Name> name, |
663 Handle<Object> value, | 659 Handle<Object> value, |
664 PropertyDetails details) { | 660 PropertyDetails details) { |
665 DCHECK(!object->HasFastProperties()); | 661 DCHECK(!object->HasFastProperties()); |
666 Handle<NameDictionary> property_dictionary(object->property_dictionary()); | 662 Handle<NameDictionary> property_dictionary(object->property_dictionary()); |
667 | 663 |
668 if (!name->IsUniqueName()) { | 664 if (!name->IsUniqueName()) { |
669 name = object->GetIsolate()->factory()->InternalizeString( | 665 name = object->GetIsolate()->factory()->InternalizeString( |
670 Handle<String>::cast(name)); | 666 Handle<String>::cast(name)); |
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4759 sorted_index); | 4755 sorted_index); |
4760 return this->RawFastPropertyAt(index); | 4756 return this->RawFastPropertyAt(index); |
4761 } else { | 4757 } else { |
4762 return GetHeap()->undefined_value(); | 4758 return GetHeap()->undefined_value(); |
4763 } | 4759 } |
4764 } else { | 4760 } else { |
4765 return GetHeap()->undefined_value(); | 4761 return GetHeap()->undefined_value(); |
4766 } | 4762 } |
4767 } else { | 4763 } else { |
4768 Isolate* isolate = GetIsolate(); | 4764 Isolate* isolate = GetIsolate(); |
4769 LookupResult result(isolate); | 4765 LookupIterator it(handle(this), isolate->factory()->hidden_string(), |
4770 LookupOwnRealNamedProperty(isolate->factory()->hidden_string(), &result); | 4766 LookupIterator::CHECK_PROPERTY); |
4771 if (result.IsFound()) { | 4767 if (it.IsFound() && it.HasProperty()) { |
4772 DCHECK(result.IsNormal()); | 4768 DCHECK_EQ(LookupIterator::DATA, it.property_kind()); |
4773 DCHECK(result.holder() == this); | 4769 return *it.GetDataValue(); |
4774 return GetNormalizedProperty(&result); | |
4775 } | 4770 } |
4776 return GetHeap()->undefined_value(); | 4771 return GetHeap()->undefined_value(); |
4777 } | 4772 } |
4778 } | 4773 } |
4779 | 4774 |
4780 Handle<ObjectHashTable> JSObject::GetOrCreateHiddenPropertiesHashtable( | 4775 Handle<ObjectHashTable> JSObject::GetOrCreateHiddenPropertiesHashtable( |
4781 Handle<JSObject> object) { | 4776 Handle<JSObject> object) { |
4782 Isolate* isolate = object->GetIsolate(); | 4777 Isolate* isolate = object->GetIsolate(); |
4783 | 4778 |
4784 static const int kInitialCapacity = 4; | 4779 static const int kInitialCapacity = 4; |
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16562 #define ERROR_MESSAGES_TEXTS(C, T) T, | 16557 #define ERROR_MESSAGES_TEXTS(C, T) T, |
16563 static const char* error_messages_[] = { | 16558 static const char* error_messages_[] = { |
16564 ERROR_MESSAGES_LIST(ERROR_MESSAGES_TEXTS) | 16559 ERROR_MESSAGES_LIST(ERROR_MESSAGES_TEXTS) |
16565 }; | 16560 }; |
16566 #undef ERROR_MESSAGES_TEXTS | 16561 #undef ERROR_MESSAGES_TEXTS |
16567 return error_messages_[reason]; | 16562 return error_messages_[reason]; |
16568 } | 16563 } |
16569 | 16564 |
16570 | 16565 |
16571 } } // namespace v8::internal | 16566 } } // namespace v8::internal |
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