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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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565 // Removes a specific optimized code object from the optimized code map. | 565 // Removes a specific optimized code object from the optimized code map. |
566 // In case of non-OSR the code reference is cleared from the cache entry but | 566 // In case of non-OSR the code reference is cleared from the cache entry but |
567 // the entry itself is left in the map in order to proceed sharing literals. | 567 // the entry itself is left in the map in order to proceed sharing literals. |
568 void EvictFromOptimizedCodeMap(Code* optimized_code, const char* reason); | 568 void EvictFromOptimizedCodeMap(Code* optimized_code, const char* reason); |
569 | 569 |
570 // Clear optimized code map. | 570 // Clear optimized code map. |
571 void ClearOptimizedCodeMap(); | 571 void ClearOptimizedCodeMap(); |
572 | 572 |
573 // A native context keeps track of all osrd optimized functions. | 573 // A native context keeps track of all osrd optimized functions. |
574 inline bool OptimizedCodeMapIsCleared(); | 574 inline bool OptimizedCodeMapIsCleared(); |
575 void SearchOptimizedCodeMap(SharedFunctionInfo* shared, BailoutId osr_ast_id, | 575 Code* SearchOptimizedCodeMap(SharedFunctionInfo* shared, |
576 Code** pcode, LiteralsArray** pliterals); | 576 BailoutId osr_ast_id); |
577 int SearchOptimizedCodeMapEntry(SharedFunctionInfo* shared, | 577 int SearchOptimizedCodeMapEntry(SharedFunctionInfo* shared, |
578 BailoutId osr_ast_id); | 578 BailoutId osr_ast_id); |
579 | 579 |
580 static void AddToOptimizedCodeMap(Handle<Context> native_context, | 580 static void AddToOptimizedCodeMap(Handle<Context> native_context, |
581 Handle<SharedFunctionInfo> shared, | 581 Handle<SharedFunctionInfo> shared, |
582 Handle<Code> code, | 582 Handle<Code> code, |
583 Handle<LiteralsArray> literals, | |
584 BailoutId osr_ast_id); | 583 BailoutId osr_ast_id); |
585 | 584 |
586 // A native context holds a list of all functions with optimized code. | 585 // A native context holds a list of all functions with optimized code. |
587 void AddOptimizedFunction(JSFunction* function); | 586 void AddOptimizedFunction(JSFunction* function); |
588 void RemoveOptimizedFunction(JSFunction* function); | 587 void RemoveOptimizedFunction(JSFunction* function); |
589 void SetOptimizedFunctionsListHead(Object* head); | 588 void SetOptimizedFunctionsListHead(Object* head); |
590 Object* OptimizedFunctionsListHead(); | 589 Object* OptimizedFunctionsListHead(); |
591 | 590 |
592 // The native context also stores a list of all optimized code and a | 591 // The native context also stores a list of all optimized code and a |
593 // list of all deoptimized code, which are needed by the deoptimizer. | 592 // list of all deoptimized code, which are needed by the deoptimizer. |
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691 STATIC_ASSERT(kHeaderSize == Internals::kContextHeaderSize); | 690 STATIC_ASSERT(kHeaderSize == Internals::kContextHeaderSize); |
692 STATIC_ASSERT(EMBEDDER_DATA_INDEX == Internals::kContextEmbedderDataIndex); | 691 STATIC_ASSERT(EMBEDDER_DATA_INDEX == Internals::kContextEmbedderDataIndex); |
693 }; | 692 }; |
694 | 693 |
695 typedef Context::Field ContextField; | 694 typedef Context::Field ContextField; |
696 | 695 |
697 } // namespace internal | 696 } // namespace internal |
698 } // namespace v8 | 697 } // namespace v8 |
699 | 698 |
700 #endif // V8_CONTEXTS_H_ | 699 #endif // V8_CONTEXTS_H_ |
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