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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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| 6301 Object* GetPropertyNoExceptionThrown(String* key) { | 6301 Object* GetPropertyNoExceptionThrown(String* key) { |
| 6302 Object* answer = GetProperty(key)->ToObjectUnchecked(); | 6302 Object* answer = GetProperty(key)->ToObjectUnchecked(); |
| 6303 return answer; | 6303 return answer; |
| 6304 } | 6304 } |
| 6305 | 6305 |
| 6306 // Ensure that the global object has a cell for the given property name. | 6306 // Ensure that the global object has a cell for the given property name. |
| 6307 static Handle<JSGlobalPropertyCell> EnsurePropertyCell( | 6307 static Handle<JSGlobalPropertyCell> EnsurePropertyCell( |
| 6308 Handle<GlobalObject> global, | 6308 Handle<GlobalObject> global, |
| 6309 Handle<String> name); | 6309 Handle<String> name); |
| 6310 // TODO(kmillikin): This function can be eliminated once the stub cache is | 6310 // TODO(kmillikin): This function can be eliminated once the stub cache is |
| 6311 // full handlified (and the static helper can be written directly). | 6311 // fully handlified (and the static helper can be written directly). |
| 6312 MUST_USE_RESULT MaybeObject* EnsurePropertyCell(String* name); | 6312 MUST_USE_RESULT MaybeObject* EnsurePropertyCell(String* name); |
| 6313 | 6313 |
| 6314 // Casting. | 6314 // Casting. |
| 6315 static inline GlobalObject* cast(Object* obj); | 6315 static inline GlobalObject* cast(Object* obj); |
| 6316 | 6316 |
| 6317 // Layout description. | 6317 // Layout description. |
| 6318 static const int kBuiltinsOffset = JSObject::kHeaderSize; | 6318 static const int kBuiltinsOffset = JSObject::kHeaderSize; |
| 6319 static const int kNativeContextOffset = kBuiltinsOffset + kPointerSize; | 6319 static const int kNativeContextOffset = kBuiltinsOffset + kPointerSize; |
| 6320 static const int kGlobalContextOffset = kNativeContextOffset + kPointerSize; | 6320 static const int kGlobalContextOffset = kNativeContextOffset + kPointerSize; |
| 6321 static const int kGlobalReceiverOffset = kGlobalContextOffset + kPointerSize; | 6321 static const int kGlobalReceiverOffset = kGlobalContextOffset + kPointerSize; |
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| 9039 } else { | 9039 } else { |
| 9040 value &= ~(1 << bit_position); | 9040 value &= ~(1 << bit_position); |
| 9041 } | 9041 } |
| 9042 return value; | 9042 return value; |
| 9043 } | 9043 } |
| 9044 }; | 9044 }; |
| 9045 | 9045 |
| 9046 } } // namespace v8::internal | 9046 } } // namespace v8::internal |
| 9047 | 9047 |
| 9048 #endif // V8_OBJECTS_H_ | 9048 #endif // V8_OBJECTS_H_ |
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