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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 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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2326 // Casting. | 2326 // Casting. |
2327 static inline JSObject* cast(Object* obj); | 2327 static inline JSObject* cast(Object* obj); |
2328 | 2328 |
2329 // Disalow further properties to be added to the object. | 2329 // Disalow further properties to be added to the object. |
2330 static Handle<Object> PreventExtensions(Handle<JSObject> object); | 2330 static Handle<Object> PreventExtensions(Handle<JSObject> object); |
2331 MUST_USE_RESULT MaybeObject* PreventExtensions(); | 2331 MUST_USE_RESULT MaybeObject* PreventExtensions(); |
2332 | 2332 |
2333 // ES5 Object.freeze | 2333 // ES5 Object.freeze |
2334 MUST_USE_RESULT MaybeObject* Freeze(Isolate* isolate); | 2334 MUST_USE_RESULT MaybeObject* Freeze(Isolate* isolate); |
2335 | 2335 |
| 2336 |
| 2337 // Called the first time an object is observed with ES7 Object.observe. |
| 2338 MUST_USE_RESULT MaybeObject* SetObserved(Isolate* isolate); |
| 2339 |
2336 // Copy object | 2340 // Copy object |
2337 MUST_USE_RESULT MaybeObject* DeepCopy(Isolate* isolate); | 2341 MUST_USE_RESULT MaybeObject* DeepCopy(Isolate* isolate); |
2338 | 2342 |
2339 // Dispatched behavior. | 2343 // Dispatched behavior. |
2340 void JSObjectShortPrint(StringStream* accumulator); | 2344 void JSObjectShortPrint(StringStream* accumulator); |
2341 DECLARE_PRINTER(JSObject) | 2345 DECLARE_PRINTER(JSObject) |
2342 DECLARE_VERIFIER(JSObject) | 2346 DECLARE_VERIFIER(JSObject) |
2343 #ifdef OBJECT_PRINT | 2347 #ifdef OBJECT_PRINT |
2344 inline void PrintProperties() { | 2348 inline void PrintProperties() { |
2345 PrintProperties(stdout); | 2349 PrintProperties(stdout); |
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5470 MUST_USE_RESULT MaybeObject* CopyAddDescriptor(Descriptor* descriptor, | 5474 MUST_USE_RESULT MaybeObject* CopyAddDescriptor(Descriptor* descriptor, |
5471 TransitionFlag flag); | 5475 TransitionFlag flag); |
5472 MUST_USE_RESULT MaybeObject* CopyInsertDescriptor(Descriptor* descriptor, | 5476 MUST_USE_RESULT MaybeObject* CopyInsertDescriptor(Descriptor* descriptor, |
5473 TransitionFlag flag); | 5477 TransitionFlag flag); |
5474 MUST_USE_RESULT MaybeObject* CopyReplaceDescriptor( | 5478 MUST_USE_RESULT MaybeObject* CopyReplaceDescriptor( |
5475 DescriptorArray* descriptors, | 5479 DescriptorArray* descriptors, |
5476 Descriptor* descriptor, | 5480 Descriptor* descriptor, |
5477 int index, | 5481 int index, |
5478 TransitionFlag flag); | 5482 TransitionFlag flag); |
5479 MUST_USE_RESULT MaybeObject* AsElementsKind(ElementsKind kind); | 5483 MUST_USE_RESULT MaybeObject* AsElementsKind(ElementsKind kind); |
| 5484 |
5480 MUST_USE_RESULT MaybeObject* CopyAsElementsKind(ElementsKind kind, | 5485 MUST_USE_RESULT MaybeObject* CopyAsElementsKind(ElementsKind kind, |
5481 TransitionFlag flag); | 5486 TransitionFlag flag); |
| 5487 MUST_USE_RESULT MaybeObject* CopyForObserved(); |
5482 | 5488 |
5483 MUST_USE_RESULT MaybeObject* CopyNormalized(PropertyNormalizationMode mode, | 5489 MUST_USE_RESULT MaybeObject* CopyNormalized(PropertyNormalizationMode mode, |
5484 NormalizedMapSharingMode sharing); | 5490 NormalizedMapSharingMode sharing); |
5485 | 5491 |
5486 inline void AppendDescriptor(Descriptor* desc, | 5492 inline void AppendDescriptor(Descriptor* desc, |
5487 const DescriptorArray::WhitenessWitness&); | 5493 const DescriptorArray::WhitenessWitness&); |
5488 | 5494 |
5489 // Returns a copy of the map, with all transitions dropped from the | 5495 // Returns a copy of the map, with all transitions dropped from the |
5490 // instance descriptors. | 5496 // instance descriptors. |
5491 static Handle<Map> Copy(Handle<Map> map); | 5497 static Handle<Map> Copy(Handle<Map> map); |
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9806 } else { | 9812 } else { |
9807 value &= ~(1 << bit_position); | 9813 value &= ~(1 << bit_position); |
9808 } | 9814 } |
9809 return value; | 9815 return value; |
9810 } | 9816 } |
9811 }; | 9817 }; |
9812 | 9818 |
9813 } } // namespace v8::internal | 9819 } } // namespace v8::internal |
9814 | 9820 |
9815 #endif // V8_OBJECTS_H_ | 9821 #endif // V8_OBJECTS_H_ |
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