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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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363 int estimate); | 363 int estimate); |
364 | 364 |
365 | 365 |
366 Handle<JSGlobalProxy> ReinitializeJSGlobalProxy( | 366 Handle<JSGlobalProxy> ReinitializeJSGlobalProxy( |
367 Handle<JSFunction> constructor, | 367 Handle<JSFunction> constructor, |
368 Handle<JSGlobalProxy> global); | 368 Handle<JSGlobalProxy> global); |
369 | 369 |
370 Handle<Object> SetPrototype(Handle<JSFunction> function, | 370 Handle<Object> SetPrototype(Handle<JSFunction> function, |
371 Handle<Object> prototype); | 371 Handle<Object> prototype); |
372 | 372 |
373 Handle<Object> PreventExtensions(Handle<JSObject> object); | |
374 | 373 |
375 // Does lazy compilation of the given function. Returns true on success and | 374 // Does lazy compilation of the given function. Returns true on success and |
376 // false if the compilation resulted in a stack overflow. | 375 // false if the compilation resulted in a stack overflow. |
377 enum ClearExceptionFlag { KEEP_EXCEPTION, CLEAR_EXCEPTION }; | 376 enum ClearExceptionFlag { KEEP_EXCEPTION, CLEAR_EXCEPTION }; |
378 | 377 |
379 bool EnsureCompiled(Handle<SharedFunctionInfo> shared, | 378 bool EnsureCompiled(Handle<SharedFunctionInfo> shared, |
380 ClearExceptionFlag flag); | 379 ClearExceptionFlag flag); |
381 | 380 |
382 bool CompileLazyShared(Handle<SharedFunctionInfo> shared, | 381 bool CompileLazyShared(Handle<SharedFunctionInfo> shared, |
383 ClearExceptionFlag flag); | 382 ClearExceptionFlag flag); |
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418 private: | 417 private: |
419 bool has_been_transformed_; // Tells whether the object has been transformed. | 418 bool has_been_transformed_; // Tells whether the object has been transformed. |
420 int unused_property_fields_; // Captures the unused number of field. | 419 int unused_property_fields_; // Captures the unused number of field. |
421 Handle<JSObject> object_; // The object being optimized. | 420 Handle<JSObject> object_; // The object being optimized. |
422 }; | 421 }; |
423 | 422 |
424 | 423 |
425 } } // namespace v8::internal | 424 } } // namespace v8::internal |
426 | 425 |
427 #endif // V8_HANDLES_H_ | 426 #endif // V8_HANDLES_H_ |
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