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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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155 V(FUNCTION_CACHE_INDEX, JSObject, function_cache) \ | 155 V(FUNCTION_CACHE_INDEX, JSObject, function_cache) \ |
156 V(JSFUNCTION_RESULT_CACHES_INDEX, FixedArray, jsfunction_result_caches) \ | 156 V(JSFUNCTION_RESULT_CACHES_INDEX, FixedArray, jsfunction_result_caches) \ |
157 V(NORMALIZED_MAP_CACHE_INDEX, NormalizedMapCache, normalized_map_cache) \ | 157 V(NORMALIZED_MAP_CACHE_INDEX, NormalizedMapCache, normalized_map_cache) \ |
158 V(RUNTIME_CONTEXT_INDEX, Context, runtime_context) \ | 158 V(RUNTIME_CONTEXT_INDEX, Context, runtime_context) \ |
159 V(CALL_AS_FUNCTION_DELEGATE_INDEX, JSFunction, call_as_function_delegate) \ | 159 V(CALL_AS_FUNCTION_DELEGATE_INDEX, JSFunction, call_as_function_delegate) \ |
160 V(CALL_AS_CONSTRUCTOR_DELEGATE_INDEX, JSFunction, \ | 160 V(CALL_AS_CONSTRUCTOR_DELEGATE_INDEX, JSFunction, \ |
161 call_as_constructor_delegate) \ | 161 call_as_constructor_delegate) \ |
162 V(SCRIPT_FUNCTION_INDEX, JSFunction, script_function) \ | 162 V(SCRIPT_FUNCTION_INDEX, JSFunction, script_function) \ |
163 V(OPAQUE_REFERENCE_FUNCTION_INDEX, JSFunction, opaque_reference_function) \ | 163 V(OPAQUE_REFERENCE_FUNCTION_INDEX, JSFunction, opaque_reference_function) \ |
164 V(CONTEXT_EXTENSION_FUNCTION_INDEX, JSFunction, context_extension_function) \ | 164 V(CONTEXT_EXTENSION_FUNCTION_INDEX, JSFunction, context_extension_function) \ |
| 165 V(OUT_OF_MEMORY_INDEX, Object, out_of_memory) \ |
165 V(MAP_CACHE_INDEX, Object, map_cache) \ | 166 V(MAP_CACHE_INDEX, Object, map_cache) \ |
166 V(EMBEDDER_DATA_INDEX, FixedArray, embedder_data) \ | 167 V(EMBEDDER_DATA_INDEX, FixedArray, embedder_data) \ |
167 V(ALLOW_CODE_GEN_FROM_STRINGS_INDEX, Object, allow_code_gen_from_strings) \ | 168 V(ALLOW_CODE_GEN_FROM_STRINGS_INDEX, Object, allow_code_gen_from_strings) \ |
168 V(ERROR_MESSAGE_FOR_CODE_GEN_FROM_STRINGS_INDEX, Object, \ | 169 V(ERROR_MESSAGE_FOR_CODE_GEN_FROM_STRINGS_INDEX, Object, \ |
169 error_message_for_code_gen_from_strings) \ | 170 error_message_for_code_gen_from_strings) \ |
170 V(RUN_MICROTASKS_INDEX, JSFunction, run_microtasks) \ | 171 V(RUN_MICROTASKS_INDEX, JSFunction, run_microtasks) \ |
171 V(ENQUEUE_EXTERNAL_MICROTASK_INDEX, JSFunction, enqueue_external_microtask) \ | 172 V(ENQUEUE_EXTERNAL_MICROTASK_INDEX, JSFunction, enqueue_external_microtask) \ |
172 V(IS_PROMISE_INDEX, JSFunction, is_promise) \ | 173 V(IS_PROMISE_INDEX, JSFunction, is_promise) \ |
173 V(PROMISE_CREATE_INDEX, JSFunction, promise_create) \ | 174 V(PROMISE_CREATE_INDEX, JSFunction, promise_create) \ |
174 V(PROMISE_RESOLVE_INDEX, JSFunction, promise_resolve) \ | 175 V(PROMISE_RESOLVE_INDEX, JSFunction, promise_resolve) \ |
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432 } | 433 } |
433 bool IsModuleContext() { | 434 bool IsModuleContext() { |
434 Map* map = this->map(); | 435 Map* map = this->map(); |
435 return map == map->GetHeap()->module_context_map(); | 436 return map == map->GetHeap()->module_context_map(); |
436 } | 437 } |
437 bool IsGlobalContext() { | 438 bool IsGlobalContext() { |
438 Map* map = this->map(); | 439 Map* map = this->map(); |
439 return map == map->GetHeap()->global_context_map(); | 440 return map == map->GetHeap()->global_context_map(); |
440 } | 441 } |
441 | 442 |
| 443 // Tells whether the native context is marked with out of memory. |
| 444 inline bool has_out_of_memory(); |
| 445 |
| 446 // Mark the native context with out of memory. |
| 447 inline void mark_out_of_memory(); |
| 448 |
442 // A native context holds a list of all functions with optimized code. | 449 // A native context holds a list of all functions with optimized code. |
443 void AddOptimizedFunction(JSFunction* function); | 450 void AddOptimizedFunction(JSFunction* function); |
444 void RemoveOptimizedFunction(JSFunction* function); | 451 void RemoveOptimizedFunction(JSFunction* function); |
445 void SetOptimizedFunctionsListHead(Object* head); | 452 void SetOptimizedFunctionsListHead(Object* head); |
446 Object* OptimizedFunctionsListHead(); | 453 Object* OptimizedFunctionsListHead(); |
447 | 454 |
448 // The native context also stores a list of all optimized code and a | 455 // The native context also stores a list of all optimized code and a |
449 // list of all deoptimized code, which are needed by the deoptimizer. | 456 // list of all deoptimized code, which are needed by the deoptimizer. |
450 void AddOptimizedCode(Code* code); | 457 void AddOptimizedCode(Code* code); |
451 void SetOptimizedCodeListHead(Object* head); | 458 void SetOptimizedCodeListHead(Object* head); |
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530 static bool IsBootstrappingOrGlobalObject(Isolate* isolate, Object* object); | 537 static bool IsBootstrappingOrGlobalObject(Isolate* isolate, Object* object); |
531 #endif | 538 #endif |
532 | 539 |
533 STATIC_CHECK(kHeaderSize == Internals::kContextHeaderSize); | 540 STATIC_CHECK(kHeaderSize == Internals::kContextHeaderSize); |
534 STATIC_CHECK(EMBEDDER_DATA_INDEX == Internals::kContextEmbedderDataIndex); | 541 STATIC_CHECK(EMBEDDER_DATA_INDEX == Internals::kContextEmbedderDataIndex); |
535 }; | 542 }; |
536 | 543 |
537 } } // namespace v8::internal | 544 } } // namespace v8::internal |
538 | 545 |
539 #endif // V8_CONTEXTS_H_ | 546 #endif // V8_CONTEXTS_H_ |
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