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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_CONTEXTS_H_ | 5 #ifndef V8_CONTEXTS_H_ |
6 #define V8_CONTEXTS_H_ | 6 #define V8_CONTEXTS_H_ |
7 | 7 |
8 #include "src/heap/heap.h" | 8 #include "src/heap/heap.h" |
9 #include "src/objects.h" | 9 #include "src/objects.h" |
10 | 10 |
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567 // Removes a specific optimized code object from the optimized code map. | 567 // Removes a specific optimized code object from the optimized code map. |
568 // In case of non-OSR the code reference is cleared from the cache entry but | 568 // In case of non-OSR the code reference is cleared from the cache entry but |
569 // the entry itself is left in the map in order to proceed sharing literals. | 569 // the entry itself is left in the map in order to proceed sharing literals. |
570 void EvictFromOptimizedCodeMap(Code* optimized_code, const char* reason); | 570 void EvictFromOptimizedCodeMap(Code* optimized_code, const char* reason); |
571 | 571 |
572 // Clear optimized code map. | 572 // Clear optimized code map. |
573 void ClearOptimizedCodeMap(); | 573 void ClearOptimizedCodeMap(); |
574 | 574 |
575 // A native context keeps track of all osrd optimized functions. | 575 // A native context keeps track of all osrd optimized functions. |
576 inline bool OptimizedCodeMapIsCleared(); | 576 inline bool OptimizedCodeMapIsCleared(); |
577 void SearchOptimizedCodeMap(SharedFunctionInfo* shared, BailoutId osr_ast_id, | 577 Code* SearchOptimizedCodeMap(SharedFunctionInfo* shared, |
578 Code** pcode, LiteralsArray** pliterals); | 578 BailoutId osr_ast_id); |
579 int SearchOptimizedCodeMapEntry(SharedFunctionInfo* shared, | 579 int SearchOptimizedCodeMapEntry(SharedFunctionInfo* shared, |
580 BailoutId osr_ast_id); | 580 BailoutId osr_ast_id); |
581 | 581 |
582 static void AddToOptimizedCodeMap(Handle<Context> native_context, | 582 static void AddToOptimizedCodeMap(Handle<Context> native_context, |
583 Handle<SharedFunctionInfo> shared, | 583 Handle<SharedFunctionInfo> shared, |
584 Handle<Code> code, | 584 Handle<Code> code, |
585 Handle<LiteralsArray> literals, | |
586 BailoutId osr_ast_id); | 585 BailoutId osr_ast_id); |
587 | 586 |
588 // A native context holds a list of all functions with optimized code. | 587 // A native context holds a list of all functions with optimized code. |
589 void AddOptimizedFunction(JSFunction* function); | 588 void AddOptimizedFunction(JSFunction* function); |
590 void RemoveOptimizedFunction(JSFunction* function); | 589 void RemoveOptimizedFunction(JSFunction* function); |
591 void SetOptimizedFunctionsListHead(Object* head); | 590 void SetOptimizedFunctionsListHead(Object* head); |
592 Object* OptimizedFunctionsListHead(); | 591 Object* OptimizedFunctionsListHead(); |
593 | 592 |
594 // The native context also stores a list of all optimized code and a | 593 // The native context also stores a list of all optimized code and a |
595 // list of all deoptimized code, which are needed by the deoptimizer. | 594 // list of all deoptimized code, which are needed by the deoptimizer. |
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695 STATIC_ASSERT(kHeaderSize == Internals::kContextHeaderSize); | 694 STATIC_ASSERT(kHeaderSize == Internals::kContextHeaderSize); |
696 STATIC_ASSERT(EMBEDDER_DATA_INDEX == Internals::kContextEmbedderDataIndex); | 695 STATIC_ASSERT(EMBEDDER_DATA_INDEX == Internals::kContextEmbedderDataIndex); |
697 }; | 696 }; |
698 | 697 |
699 typedef Context::Field ContextField; | 698 typedef Context::Field ContextField; |
700 | 699 |
701 } // namespace internal | 700 } // namespace internal |
702 } // namespace v8 | 701 } // namespace v8 |
703 | 702 |
704 #endif // V8_CONTEXTS_H_ | 703 #endif // V8_CONTEXTS_H_ |
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