OLD | NEW |
---|---|
1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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 |
(...skipping 271 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
282 // Returns a JSGlobalProxy object or null. | 282 // Returns a JSGlobalProxy object or null. |
283 JSObject* global_proxy(); | 283 JSObject* global_proxy(); |
284 void set_global_proxy(JSObject* global); | 284 void set_global_proxy(JSObject* global); |
285 | 285 |
286 // The builtins object. | 286 // The builtins object. |
287 JSBuiltinsObject* builtins(); | 287 JSBuiltinsObject* builtins(); |
288 | 288 |
289 // Compute the global context by traversing the context chain. | 289 // Compute the global context by traversing the context chain. |
290 Context* global_context(); | 290 Context* global_context(); |
291 | 291 |
292 // Tells if this is a function context (as opposed to a 'with' context). | 292 // Predicates for context types. IsGlobalContext is defined on Object |
293 bool is_function_context() { return unchecked_previous() == NULL; } | 293 // because we frequently have to know if arbitrary objects are global |
Kevin Millikin (Chromium)
2011/06/08 16:35:52
I plan on next using previous() for context iterat
| |
294 // contexts. | |
295 bool IsFunctionContext() { | |
296 Map* map = this->map(); | |
297 return map == map->GetHeap()->function_context_map(); | |
298 } | |
299 bool IsCatchContext() { | |
300 Map* map = this->map(); | |
301 return map == map->GetHeap()->catch_context_map(); | |
302 } | |
294 | 303 |
295 // Tells whether the global context is marked with out of memory. | 304 // Tells whether the global context is marked with out of memory. |
296 inline bool has_out_of_memory(); | 305 inline bool has_out_of_memory(); |
297 | 306 |
298 // Mark the global context with out of memory. | 307 // Mark the global context with out of memory. |
299 inline void mark_out_of_memory(); | 308 inline void mark_out_of_memory(); |
300 | 309 |
301 // The exception holder is the object used as a with object in | 310 // The exception holder is the object used as a with object in |
302 // the implementation of a catch block. | 311 // the implementation of a catch block. |
303 bool is_exception_holder(Object* object) { | 312 bool is_exception_holder(Object* object) { |
(...skipping 80 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
384 #ifdef DEBUG | 393 #ifdef DEBUG |
385 // Bootstrapping-aware type checks. | 394 // Bootstrapping-aware type checks. |
386 static bool IsBootstrappingOrContext(Object* object); | 395 static bool IsBootstrappingOrContext(Object* object); |
387 static bool IsBootstrappingOrGlobalObject(Object* object); | 396 static bool IsBootstrappingOrGlobalObject(Object* object); |
388 #endif | 397 #endif |
389 }; | 398 }; |
390 | 399 |
391 } } // namespace v8::internal | 400 } } // namespace v8::internal |
392 | 401 |
393 #endif // V8_CONTEXTS_H_ | 402 #endif // V8_CONTEXTS_H_ |
OLD | NEW |