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1 // Copyright 2006-2009 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2009 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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2991 // [eval_from_function]: for eval scripts the funcion from which eval was | 2991 // [eval_from_function]: for eval scripts the funcion from which eval was |
2992 // called. | 2992 // called. |
2993 DECL_ACCESSORS(eval_from_function, Object) | 2993 DECL_ACCESSORS(eval_from_function, Object) |
2994 | 2994 |
2995 // [eval_from_instructions_offset]: the instruction offset in the code for the | 2995 // [eval_from_instructions_offset]: the instruction offset in the code for the |
2996 // function from which eval was called where eval was called. | 2996 // function from which eval was called where eval was called. |
2997 DECL_ACCESSORS(eval_from_instructions_offset, Smi) | 2997 DECL_ACCESSORS(eval_from_instructions_offset, Smi) |
2998 | 2998 |
2999 static inline Script* cast(Object* obj); | 2999 static inline Script* cast(Object* obj); |
3000 | 3000 |
| 3001 // If script source is an external string, check that the underlying |
| 3002 // resource is accessible. Otherwise, always return true. |
| 3003 inline bool HasValidSource(); |
| 3004 |
3001 #ifdef DEBUG | 3005 #ifdef DEBUG |
3002 void ScriptPrint(); | 3006 void ScriptPrint(); |
3003 void ScriptVerify(); | 3007 void ScriptVerify(); |
3004 #endif | 3008 #endif |
3005 | 3009 |
3006 static const int kSourceOffset = HeapObject::kHeaderSize; | 3010 static const int kSourceOffset = HeapObject::kHeaderSize; |
3007 static const int kNameOffset = kSourceOffset + kPointerSize; | 3011 static const int kNameOffset = kSourceOffset + kPointerSize; |
3008 static const int kLineOffsetOffset = kNameOffset + kPointerSize; | 3012 static const int kLineOffsetOffset = kNameOffset + kPointerSize; |
3009 static const int kColumnOffsetOffset = kLineOffsetOffset + kPointerSize; | 3013 static const int kColumnOffsetOffset = kLineOffsetOffset + kPointerSize; |
3010 static const int kDataOffset = kColumnOffsetOffset + kPointerSize; | 3014 static const int kDataOffset = kColumnOffsetOffset + kPointerSize; |
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4880 } else { | 4884 } else { |
4881 value &= ~(1 << bit_position); | 4885 value &= ~(1 << bit_position); |
4882 } | 4886 } |
4883 return value; | 4887 return value; |
4884 } | 4888 } |
4885 }; | 4889 }; |
4886 | 4890 |
4887 } } // namespace v8::internal | 4891 } } // namespace v8::internal |
4888 | 4892 |
4889 #endif // V8_OBJECTS_H_ | 4893 #endif // V8_OBJECTS_H_ |
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