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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 #ifndef V8_ELEMENTS_H_ | 5 #ifndef V8_ELEMENTS_H_ |
6 #define V8_ELEMENTS_H_ | 6 #define V8_ELEMENTS_H_ |
7 | 7 |
8 #include "src/elements-kind.h" | 8 #include "src/elements-kind.h" |
9 #include "src/heap/heap.h" | 9 #include "src/heap/heap.h" |
10 #include "src/isolate.h" | 10 #include "src/isolate.h" |
11 #include "src/keys.h" | 11 #include "src/key-accumulator.h" |
12 #include "src/objects.h" | 12 #include "src/objects.h" |
13 | 13 |
14 namespace v8 { | 14 namespace v8 { |
15 namespace internal { | 15 namespace internal { |
16 | 16 |
17 // Abstract base class for handles that can operate on objects with differing | 17 // Abstract base class for handles that can operate on objects with differing |
18 // ElementsKinds. | 18 // ElementsKinds. |
19 class ElementsAccessor { | 19 class ElementsAccessor { |
20 public: | 20 public: |
21 explicit ElementsAccessor(const char* name) : name_(name) { } | 21 explicit ElementsAccessor(const char* name) : name_(name) { } |
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92 | 92 |
93 inline void CollectElementIndices(Handle<JSObject> object, | 93 inline void CollectElementIndices(Handle<JSObject> object, |
94 KeyAccumulator* keys, | 94 KeyAccumulator* keys, |
95 uint32_t range = kMaxUInt32, | 95 uint32_t range = kMaxUInt32, |
96 PropertyFilter filter = ALL_PROPERTIES, | 96 PropertyFilter filter = ALL_PROPERTIES, |
97 uint32_t offset = 0) { | 97 uint32_t offset = 0) { |
98 CollectElementIndices(object, handle(object->elements()), keys, range, | 98 CollectElementIndices(object, handle(object->elements()), keys, range, |
99 filter, offset); | 99 filter, offset); |
100 } | 100 } |
101 | 101 |
102 // | |
103 virtual Handle<FixedArray> PrependElementIndices( | |
104 Handle<JSObject> object, Handle<FixedArrayBase> backing_store, | |
105 Handle<FixedArray> keys, GetKeysConversion convert, | |
106 PropertyFilter filter = ALL_PROPERTIES) = 0; | |
107 | |
108 inline Handle<FixedArray> PrependElementIndices( | |
109 Handle<JSObject> object, Handle<FixedArray> keys, | |
110 GetKeysConversion convert, PropertyFilter filter = ALL_PROPERTIES) { | |
111 return PrependElementIndices(object, handle(object->elements()), keys, | |
112 convert, filter); | |
113 } | |
114 | |
115 virtual void AddElementsToKeyAccumulator(Handle<JSObject> receiver, | 102 virtual void AddElementsToKeyAccumulator(Handle<JSObject> receiver, |
116 KeyAccumulator* accumulator, | 103 KeyAccumulator* accumulator, |
117 AddKeyConversion convert) = 0; | 104 AddKeyConversion convert) = 0; |
118 | 105 |
119 virtual void GrowCapacityAndConvert(Handle<JSObject> object, | 106 virtual void GrowCapacityAndConvert(Handle<JSObject> object, |
120 uint32_t capacity) = 0; | 107 uint32_t capacity) = 0; |
121 | 108 |
122 static void InitializeOncePerProcess(); | 109 static void InitializeOncePerProcess(); |
123 static void TearDown(); | 110 static void TearDown(); |
124 | 111 |
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196 bool allow_appending = false); | 183 bool allow_appending = false); |
197 | 184 |
198 MUST_USE_RESULT MaybeHandle<Object> ArrayConstructInitializeElements( | 185 MUST_USE_RESULT MaybeHandle<Object> ArrayConstructInitializeElements( |
199 Handle<JSArray> array, | 186 Handle<JSArray> array, |
200 Arguments* args); | 187 Arguments* args); |
201 | 188 |
202 } // namespace internal | 189 } // namespace internal |
203 } // namespace v8 | 190 } // namespace v8 |
204 | 191 |
205 #endif // V8_ELEMENTS_H_ | 192 #endif // V8_ELEMENTS_H_ |
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