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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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| 2156 PropertyAttributes attributes, | 2156 PropertyAttributes attributes, |
| 2157 StrictModeFlag strict_mode, | 2157 StrictModeFlag strict_mode, |
| 2158 StoreMode mode = ALLOW_AS_CONSTANT); | 2158 StoreMode mode = ALLOW_AS_CONSTANT); |
| 2159 | 2159 |
| 2160 static Handle<Object> SetLocalPropertyIgnoreAttributes( | 2160 static Handle<Object> SetLocalPropertyIgnoreAttributes( |
| 2161 Handle<JSObject> object, | 2161 Handle<JSObject> object, |
| 2162 Handle<Name> key, | 2162 Handle<Name> key, |
| 2163 Handle<Object> value, | 2163 Handle<Object> value, |
| 2164 PropertyAttributes attributes, | 2164 PropertyAttributes attributes, |
| 2165 ValueType value_type = OPTIMAL_REPRESENTATION, | 2165 ValueType value_type = OPTIMAL_REPRESENTATION, |
| 2166 StoreMode mode = ALLOW_AS_CONSTANT); | 2166 StoreMode mode = ALLOW_AS_CONSTANT, |
| 2167 ExtensibilityCheck extensibility_check = PERFORM_EXTENSIBILITY_CHECK); |
| 2167 | 2168 |
| 2168 static inline Handle<String> ExpectedTransitionKey(Handle<Map> map); | 2169 static inline Handle<String> ExpectedTransitionKey(Handle<Map> map); |
| 2169 static inline Handle<Map> ExpectedTransitionTarget(Handle<Map> map); | 2170 static inline Handle<Map> ExpectedTransitionTarget(Handle<Map> map); |
| 2170 | 2171 |
| 2171 // Try to follow an existing transition to a field with attributes NONE. The | 2172 // Try to follow an existing transition to a field with attributes NONE. The |
| 2172 // return value indicates whether the transition was successful. | 2173 // return value indicates whether the transition was successful. |
| 2173 static inline Handle<Map> FindTransitionToField(Handle<Map> map, | 2174 static inline Handle<Map> FindTransitionToField(Handle<Map> map, |
| 2174 Handle<Name> key); | 2175 Handle<Name> key); |
| 2175 | 2176 |
| 2176 inline int LastAddedFieldIndex(); | 2177 inline int LastAddedFieldIndex(); |
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| 2187 inline MUST_USE_RESULT MaybeObject* TryMigrateInstance(); | 2188 inline MUST_USE_RESULT MaybeObject* TryMigrateInstance(); |
| 2188 | 2189 |
| 2189 // Can cause GC. | 2190 // Can cause GC. |
| 2190 MUST_USE_RESULT MaybeObject* SetLocalPropertyIgnoreAttributes( | 2191 MUST_USE_RESULT MaybeObject* SetLocalPropertyIgnoreAttributes( |
| 2191 Name* key, | 2192 Name* key, |
| 2192 Object* value, | 2193 Object* value, |
| 2193 PropertyAttributes attributes, | 2194 PropertyAttributes attributes, |
| 2194 ValueType value_type = OPTIMAL_REPRESENTATION, | 2195 ValueType value_type = OPTIMAL_REPRESENTATION, |
| 2195 StoreMode mode = ALLOW_AS_CONSTANT, | 2196 StoreMode mode = ALLOW_AS_CONSTANT, |
| 2196 ExtensibilityCheck extensibility_check = PERFORM_EXTENSIBILITY_CHECK); | 2197 ExtensibilityCheck extensibility_check = PERFORM_EXTENSIBILITY_CHECK); |
| 2198 MUST_USE_RESULT MaybeObject* SetLocalPropertyIgnoreAttributesTrampoline( |
| 2199 Name* key, |
| 2200 Object* value, |
| 2201 PropertyAttributes attributes, |
| 2202 ValueType value_type = OPTIMAL_REPRESENTATION, |
| 2203 StoreMode mode = ALLOW_AS_CONSTANT, |
| 2204 ExtensibilityCheck extensibility_check = PERFORM_EXTENSIBILITY_CHECK); |
| 2197 | 2205 |
| 2198 // Retrieve a value in a normalized object given a lookup result. | 2206 // Retrieve a value in a normalized object given a lookup result. |
| 2199 // Handles the special representation of JS global objects. | 2207 // Handles the special representation of JS global objects. |
| 2200 Object* GetNormalizedProperty(LookupResult* result); | 2208 Object* GetNormalizedProperty(LookupResult* result); |
| 2201 | 2209 |
| 2202 // Sets the property value in a normalized object given (key, value). | 2210 // Sets the property value in a normalized object given (key, value). |
| 2203 // Handles the special representation of JS global objects. | 2211 // Handles the special representation of JS global objects. |
| 2204 static Handle<Object> SetNormalizedProperty(Handle<JSObject> object, | 2212 static Handle<Object> SetNormalizedProperty(Handle<JSObject> object, |
| 2205 LookupResult* result, | 2213 LookupResult* result, |
| 2206 Handle<Object> value); | 2214 Handle<Object> value); |
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| 10214 } else { | 10222 } else { |
| 10215 value &= ~(1 << bit_position); | 10223 value &= ~(1 << bit_position); |
| 10216 } | 10224 } |
| 10217 return value; | 10225 return value; |
| 10218 } | 10226 } |
| 10219 }; | 10227 }; |
| 10220 | 10228 |
| 10221 } } // namespace v8::internal | 10229 } } // namespace v8::internal |
| 10222 | 10230 |
| 10223 #endif // V8_OBJECTS_H_ | 10231 #endif // V8_OBJECTS_H_ |
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