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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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900 public: | 900 public: |
901 // Type testing. | 901 // Type testing. |
902 bool IsObject() { return true; } | 902 bool IsObject() { return true; } |
903 | 903 |
904 #define IS_TYPE_FUNCTION_DECL(type_) inline bool Is##type_(); | 904 #define IS_TYPE_FUNCTION_DECL(type_) inline bool Is##type_(); |
905 OBJECT_TYPE_LIST(IS_TYPE_FUNCTION_DECL) | 905 OBJECT_TYPE_LIST(IS_TYPE_FUNCTION_DECL) |
906 HEAP_OBJECT_TYPE_LIST(IS_TYPE_FUNCTION_DECL) | 906 HEAP_OBJECT_TYPE_LIST(IS_TYPE_FUNCTION_DECL) |
907 #undef IS_TYPE_FUNCTION_DECL | 907 #undef IS_TYPE_FUNCTION_DECL |
908 | 908 |
909 inline bool IsFixedArrayBase(); | 909 inline bool IsFixedArrayBase(); |
| 910 inline bool IsExternal(); |
910 | 911 |
911 // Returns true if this object is an instance of the specified | 912 // Returns true if this object is an instance of the specified |
912 // function template. | 913 // function template. |
913 inline bool IsInstanceOf(FunctionTemplateInfo* type); | 914 inline bool IsInstanceOf(FunctionTemplateInfo* type); |
914 | 915 |
915 inline bool IsStruct(); | 916 inline bool IsStruct(); |
916 #define DECLARE_STRUCT_PREDICATE(NAME, Name, name) inline bool Is##Name(); | 917 #define DECLARE_STRUCT_PREDICATE(NAME, Name, name) inline bool Is##Name(); |
917 STRUCT_LIST(DECLARE_STRUCT_PREDICATE) | 918 STRUCT_LIST(DECLARE_STRUCT_PREDICATE) |
918 #undef DECLARE_STRUCT_PREDICATE | 919 #undef DECLARE_STRUCT_PREDICATE |
919 | 920 |
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2444 Object* value); | 2445 Object* value); |
2445 | 2446 |
2446 // Set operation on FixedArray without incremental write barrier. Can | 2447 // Set operation on FixedArray without incremental write barrier. Can |
2447 // only be used if the object is guaranteed to be white (whiteness witness | 2448 // only be used if the object is guaranteed to be white (whiteness witness |
2448 // is present). | 2449 // is present). |
2449 static inline void NoIncrementalWriteBarrierSet(FixedArray* array, | 2450 static inline void NoIncrementalWriteBarrierSet(FixedArray* array, |
2450 int index, | 2451 int index, |
2451 Object* value); | 2452 Object* value); |
2452 | 2453 |
2453 private: | 2454 private: |
| 2455 STATIC_CHECK(kHeaderSize == Internals::kFixedArrayHeaderSize); |
| 2456 |
2454 DISALLOW_IMPLICIT_CONSTRUCTORS(FixedArray); | 2457 DISALLOW_IMPLICIT_CONSTRUCTORS(FixedArray); |
2455 }; | 2458 }; |
2456 | 2459 |
2457 | 2460 |
2458 // FixedDoubleArray describes fixed-sized arrays with element type double. | 2461 // FixedDoubleArray describes fixed-sized arrays with element type double. |
2459 class FixedDoubleArray: public FixedArrayBase { | 2462 class FixedDoubleArray: public FixedArrayBase { |
2460 public: | 2463 public: |
2461 // Setter and getter for elements. | 2464 // Setter and getter for elements. |
2462 inline double get_scalar(int index); | 2465 inline double get_scalar(int index); |
2463 inline int64_t get_representation(int index); | 2466 inline int64_t get_representation(int index); |
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9033 } else { | 9036 } else { |
9034 value &= ~(1 << bit_position); | 9037 value &= ~(1 << bit_position); |
9035 } | 9038 } |
9036 return value; | 9039 return value; |
9037 } | 9040 } |
9038 }; | 9041 }; |
9039 | 9042 |
9040 } } // namespace v8::internal | 9043 } } // namespace v8::internal |
9041 | 9044 |
9042 #endif // V8_OBJECTS_H_ | 9045 #endif // V8_OBJECTS_H_ |
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