| OLD | NEW |
| 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 |
| (...skipping 18 matching lines...) Expand all Loading... |
| 29 #define V8_ACCESSORS_H_ | 29 #define V8_ACCESSORS_H_ |
| 30 | 30 |
| 31 #include "allocation.h" | 31 #include "allocation.h" |
| 32 #include "v8globals.h" | 32 #include "v8globals.h" |
| 33 | 33 |
| 34 namespace v8 { | 34 namespace v8 { |
| 35 namespace internal { | 35 namespace internal { |
| 36 | 36 |
| 37 // The list of accessor descriptors. This is a second-order macro | 37 // The list of accessor descriptors. This is a second-order macro |
| 38 // taking a macro to be applied to all accessor descriptor names. | 38 // taking a macro to be applied to all accessor descriptor names. |
| 39 #define ACCESSOR_DESCRIPTOR_LIST(V) \ | |
| 40 | |
| 41 | |
| 42 #define ACCESSOR_INFO_LIST(V) \ | 39 #define ACCESSOR_INFO_LIST(V) \ |
| 43 V(ArrayLength) \ | 40 V(ArrayLength) \ |
| 44 V(FunctionArguments) \ | 41 V(FunctionArguments) \ |
| 45 V(FunctionCaller) \ | 42 V(FunctionCaller) \ |
| 46 V(FunctionName) \ | 43 V(FunctionName) \ |
| 47 V(FunctionLength) \ | 44 V(FunctionLength) \ |
| 48 V(FunctionPrototype) \ | 45 V(FunctionPrototype) \ |
| 49 V(ScriptColumnOffset) \ | 46 V(ScriptColumnOffset) \ |
| 50 V(ScriptCompilationType) \ | 47 V(ScriptCompilationType) \ |
| 51 V(ScriptContextData) \ | 48 V(ScriptContextData) \ |
| 52 V(ScriptEvalFromScript) \ | 49 V(ScriptEvalFromScript) \ |
| 53 V(ScriptEvalFromScriptPosition) \ | 50 V(ScriptEvalFromScriptPosition) \ |
| 54 V(ScriptEvalFromFunctionName) \ | 51 V(ScriptEvalFromFunctionName) \ |
| 55 V(ScriptId) \ | 52 V(ScriptId) \ |
| 56 V(ScriptLineEnds) \ | 53 V(ScriptLineEnds) \ |
| 57 V(ScriptLineOffset) \ | 54 V(ScriptLineOffset) \ |
| 58 V(ScriptName) \ | 55 V(ScriptName) \ |
| 59 V(ScriptSource) \ | 56 V(ScriptSource) \ |
| 60 V(ScriptType) \ | 57 V(ScriptType) \ |
| 61 V(StringLength) | 58 V(StringLength) |
| 62 | 59 |
| 63 // Accessors contains all predefined proxy accessors. | 60 // Accessors contains all predefined proxy accessors. |
| 64 | 61 |
| 65 class Accessors : public AllStatic { | 62 class Accessors : public AllStatic { |
| 66 public: | 63 public: |
| 67 // Accessor descriptors. | 64 // Accessor descriptors. |
| 68 #define ACCESSOR_DESCRIPTOR_DECLARATION(name) \ | |
| 69 static const AccessorDescriptor name; | |
| 70 ACCESSOR_DESCRIPTOR_LIST(ACCESSOR_DESCRIPTOR_DECLARATION) | |
| 71 #undef ACCESSOR_DESCRIPTOR_DECLARATION | |
| 72 | |
| 73 #define ACCESSOR_INFO_DECLARATION(name) \ | 65 #define ACCESSOR_INFO_DECLARATION(name) \ |
| 74 static void name##Getter( \ | 66 static void name##Getter( \ |
| 75 v8::Local<v8::String> name, \ | 67 v8::Local<v8::String> name, \ |
| 76 const v8::PropertyCallbackInfo<v8::Value>& info); \ | 68 const v8::PropertyCallbackInfo<v8::Value>& info); \ |
| 77 static void name##Setter( \ | 69 static void name##Setter( \ |
| 78 v8::Local<v8::String> name, \ | 70 v8::Local<v8::String> name, \ |
| 79 v8::Local<v8::Value> value, \ | 71 v8::Local<v8::Value> value, \ |
| 80 const v8::PropertyCallbackInfo<void>& info); \ | 72 const v8::PropertyCallbackInfo<void>& info); \ |
| 81 static Handle<AccessorInfo> name##Info( \ | 73 static Handle<AccessorInfo> name##Info( \ |
| 82 Isolate* isolate, \ | 74 Isolate* isolate, \ |
| 83 PropertyAttributes attributes); | 75 PropertyAttributes attributes); |
| 84 ACCESSOR_INFO_LIST(ACCESSOR_INFO_DECLARATION) | 76 ACCESSOR_INFO_LIST(ACCESSOR_INFO_DECLARATION) |
| 85 #undef ACCESSOR_INFO_DECLARATION | 77 #undef ACCESSOR_INFO_DECLARATION |
| 86 | 78 |
| 87 enum DescriptorId { | 79 enum DescriptorId { |
| 88 #define ACCESSOR_DESCRIPTOR_DECLARATION(name) \ | |
| 89 k##name, | |
| 90 ACCESSOR_DESCRIPTOR_LIST(ACCESSOR_DESCRIPTOR_DECLARATION) | |
| 91 #undef ACCESSOR_DESCRIPTOR_DECLARATION | |
| 92 #define ACCESSOR_INFO_DECLARATION(name) \ | 80 #define ACCESSOR_INFO_DECLARATION(name) \ |
| 93 k##name##Getter, \ | 81 k##name##Getter, \ |
| 94 k##name##Setter, | 82 k##name##Setter, |
| 95 ACCESSOR_INFO_LIST(ACCESSOR_INFO_DECLARATION) | 83 ACCESSOR_INFO_LIST(ACCESSOR_INFO_DECLARATION) |
| 96 #undef ACCESSOR_INFO_DECLARATION | 84 #undef ACCESSOR_INFO_DECLARATION |
| 97 descriptorCount | 85 descriptorCount |
| 98 }; | 86 }; |
| 99 | 87 |
| 100 // Accessor functions called directly from the runtime system. | 88 // Accessor functions called directly from the runtime system. |
| 101 static Handle<Object> FunctionSetPrototype(Handle<JSFunction> object, | 89 static Handle<Object> FunctionSetPrototype(Handle<JSFunction> object, |
| 102 Handle<Object> value); | 90 Handle<Object> value); |
| 103 static Handle<Object> FunctionGetPrototype(Handle<JSFunction> object); | 91 static Handle<Object> FunctionGetPrototype(Handle<JSFunction> object); |
| 104 static Handle<Object> FunctionGetArguments(Handle<JSFunction> object); | 92 static Handle<Object> FunctionGetArguments(Handle<JSFunction> object); |
| 105 | 93 |
| 106 // Accessor infos. | 94 // Accessor infos. |
| 107 static Handle<AccessorInfo> MakeModuleExport( | 95 static Handle<AccessorInfo> MakeModuleExport( |
| 108 Handle<String> name, int index, PropertyAttributes attributes); | 96 Handle<String> name, int index, PropertyAttributes attributes); |
| 109 | 97 |
| 110 // Returns true for properties that are accessors to object fields. | 98 // Returns true for properties that are accessors to object fields. |
| 111 // If true, *object_offset contains offset of object field. | 99 // If true, *object_offset contains offset of object field. |
| 112 template <class T> | 100 template <class T> |
| 113 static bool IsJSObjectFieldAccessor(typename T::TypeHandle type, | 101 static bool IsJSObjectFieldAccessor(typename T::TypeHandle type, |
| 114 Handle<String> name, | 102 Handle<String> name, |
| 115 int* object_offset); | 103 int* object_offset); |
| 116 | 104 |
| 105 static Handle<AccessorInfo> MakeAccessor( |
| 106 Isolate* isolate, |
| 107 Handle<String> name, |
| 108 AccessorGetterCallback getter, |
| 109 AccessorSetterCallback setter, |
| 110 PropertyAttributes attributes); |
| 111 |
| 117 private: | 112 private: |
| 118 static Object* FunctionGetCaller(Isolate* isolate, | |
| 119 Object* object, | |
| 120 void*); | |
| 121 static Object* ArraySetLength(Isolate* isolate, | |
| 122 JSObject* object, | |
| 123 Object*, | |
| 124 void*); | |
| 125 static Object* ArrayGetLength(Isolate* isolate, Object* object, void*); | |
| 126 | |
| 127 // Helper functions. | 113 // Helper functions. |
| 128 static Handle<Object> FlattenNumber(Isolate* isolate, Handle<Object> value); | 114 static Handle<Object> FlattenNumber(Isolate* isolate, Handle<Object> value); |
| 129 static Object* IllegalSetter(Isolate* isolate, | |
| 130 JSObject*, | |
| 131 Object*, | |
| 132 void*); | |
| 133 static Object* IllegalGetAccessor(Isolate* isolate, Object* object, void*); | |
| 134 static Object* ReadOnlySetAccessor(Isolate* isolate, | |
| 135 JSObject*, | |
| 136 Object* value, | |
| 137 void*); | |
| 138 }; | 115 }; |
| 139 | 116 |
| 140 } } // namespace v8::internal | 117 } } // namespace v8::internal |
| 141 | 118 |
| 142 #endif // V8_ACCESSORS_H_ | 119 #endif // V8_ACCESSORS_H_ |
| OLD | NEW |