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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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| 3177 | 3177 |
| 3178 // [type]: the script type. | 3178 // [type]: the script type. |
| 3179 DECL_ACCESSORS(type, Smi) | 3179 DECL_ACCESSORS(type, Smi) |
| 3180 | 3180 |
| 3181 // [compilation]: how the the script was compiled. | 3181 // [compilation]: how the the script was compiled. |
| 3182 DECL_ACCESSORS(compilation_type, Smi) | 3182 DECL_ACCESSORS(compilation_type, Smi) |
| 3183 | 3183 |
| 3184 // [line_ends]: FixedArray of line ends positions. | 3184 // [line_ends]: FixedArray of line ends positions. |
| 3185 DECL_ACCESSORS(line_ends, Object) | 3185 DECL_ACCESSORS(line_ends, Object) |
| 3186 | 3186 |
| 3187 // [eval_from_function]: for eval scripts the funcion from which eval was | 3187 // [eval_from_shared]: for eval scripts the shared funcion info for the |
| 3188 // called. | 3188 // function from which eval was called. |
| 3189 DECL_ACCESSORS(eval_from_function, Object) | 3189 DECL_ACCESSORS(eval_from_shared, Object) |
| 3190 | 3190 |
| 3191 // [eval_from_instructions_offset]: the instruction offset in the code for the | 3191 // [eval_from_instructions_offset]: the instruction offset in the code for the |
| 3192 // function from which eval was called where eval was called. | 3192 // function from which eval was called where eval was called. |
| 3193 DECL_ACCESSORS(eval_from_instructions_offset, Smi) | 3193 DECL_ACCESSORS(eval_from_instructions_offset, Smi) |
| 3194 | 3194 |
| 3195 static inline Script* cast(Object* obj); | 3195 static inline Script* cast(Object* obj); |
| 3196 | 3196 |
| 3197 // If script source is an external string, check that the underlying | 3197 // If script source is an external string, check that the underlying |
| 3198 // resource is accessible. Otherwise, always return true. | 3198 // resource is accessible. Otherwise, always return true. |
| 3199 inline bool HasValidSource(); | 3199 inline bool HasValidSource(); |
| 3200 | 3200 |
| 3201 #ifdef DEBUG | 3201 #ifdef DEBUG |
| 3202 void ScriptPrint(); | 3202 void ScriptPrint(); |
| 3203 void ScriptVerify(); | 3203 void ScriptVerify(); |
| 3204 #endif | 3204 #endif |
| 3205 | 3205 |
| 3206 static const int kSourceOffset = HeapObject::kHeaderSize; | 3206 static const int kSourceOffset = HeapObject::kHeaderSize; |
| 3207 static const int kNameOffset = kSourceOffset + kPointerSize; | 3207 static const int kNameOffset = kSourceOffset + kPointerSize; |
| 3208 static const int kLineOffsetOffset = kNameOffset + kPointerSize; | 3208 static const int kLineOffsetOffset = kNameOffset + kPointerSize; |
| 3209 static const int kColumnOffsetOffset = kLineOffsetOffset + kPointerSize; | 3209 static const int kColumnOffsetOffset = kLineOffsetOffset + kPointerSize; |
| 3210 static const int kDataOffset = kColumnOffsetOffset + kPointerSize; | 3210 static const int kDataOffset = kColumnOffsetOffset + kPointerSize; |
| 3211 static const int kContextOffset = kDataOffset + kPointerSize; | 3211 static const int kContextOffset = kDataOffset + kPointerSize; |
| 3212 static const int kWrapperOffset = kContextOffset + kPointerSize; | 3212 static const int kWrapperOffset = kContextOffset + kPointerSize; |
| 3213 static const int kTypeOffset = kWrapperOffset + kPointerSize; | 3213 static const int kTypeOffset = kWrapperOffset + kPointerSize; |
| 3214 static const int kCompilationTypeOffset = kTypeOffset + kPointerSize; | 3214 static const int kCompilationTypeOffset = kTypeOffset + kPointerSize; |
| 3215 static const int kLineEndsOffset = kCompilationTypeOffset + kPointerSize; | 3215 static const int kLineEndsOffset = kCompilationTypeOffset + kPointerSize; |
| 3216 static const int kIdOffset = kLineEndsOffset + kPointerSize; | 3216 static const int kIdOffset = kLineEndsOffset + kPointerSize; |
| 3217 static const int kEvalFromFunctionOffset = kIdOffset + kPointerSize; | 3217 static const int kEvalFromSharedOffset = kIdOffset + kPointerSize; |
| 3218 static const int kEvalFrominstructionsOffsetOffset = | 3218 static const int kEvalFrominstructionsOffsetOffset = |
| 3219 kEvalFromFunctionOffset + kPointerSize; | 3219 kEvalFromSharedOffset + kPointerSize; |
| 3220 static const int kSize = kEvalFrominstructionsOffsetOffset + kPointerSize; | 3220 static const int kSize = kEvalFrominstructionsOffsetOffset + kPointerSize; |
| 3221 | 3221 |
| 3222 private: | 3222 private: |
| 3223 DISALLOW_IMPLICIT_CONSTRUCTORS(Script); | 3223 DISALLOW_IMPLICIT_CONSTRUCTORS(Script); |
| 3224 }; | 3224 }; |
| 3225 | 3225 |
| 3226 | 3226 |
| 3227 // SharedFunctionInfo describes the JSFunction information that can be | 3227 // SharedFunctionInfo describes the JSFunction information that can be |
| 3228 // shared by multiple instances of the function. | 3228 // shared by multiple instances of the function. |
| 3229 class SharedFunctionInfo: public HeapObject { | 3229 class SharedFunctionInfo: public HeapObject { |
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| 5042 } else { | 5042 } else { |
| 5043 value &= ~(1 << bit_position); | 5043 value &= ~(1 << bit_position); |
| 5044 } | 5044 } |
| 5045 return value; | 5045 return value; |
| 5046 } | 5046 } |
| 5047 }; | 5047 }; |
| 5048 | 5048 |
| 5049 } } // namespace v8::internal | 5049 } } // namespace v8::internal |
| 5050 | 5050 |
| 5051 #endif // V8_OBJECTS_H_ | 5051 #endif // V8_OBJECTS_H_ |
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