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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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636 Map* transition, | 636 Map* transition, |
637 String* name); | 637 String* name); |
638 | 638 |
639 MUST_USE_RESULT MaybeObject* CompileStoreSpecialized(JSObject* receiver); | 639 MUST_USE_RESULT MaybeObject* CompileStoreSpecialized(JSObject* receiver); |
640 | 640 |
641 private: | 641 private: |
642 MaybeObject* GetCode(PropertyType type, String* name); | 642 MaybeObject* GetCode(PropertyType type, String* name); |
643 }; | 643 }; |
644 | 644 |
645 | 645 |
646 // List of functions with custom constant call IC stubs. | 646 // Subset of FUNCTIONS_WITH_ID_LIST with custom constant/global call |
647 // | 647 // IC stubs. |
648 // Installation of custom call generators for the selected builtins is | 648 #define CUSTOM_CALL_IC_GENERATORS(V) \ |
649 // handled by the bootstrapper. | 649 V(ArrayPush) \ |
650 // | 650 V(ArrayPop) \ |
651 // Each entry has a name of a global object property holding an object | 651 V(StringCharCodeAt) \ |
652 // optionally followed by ".prototype" (this controls whether the | 652 V(StringCharAt) \ |
653 // generator is set on the object itself or, in case it's a function, | 653 V(StringFromCharCode) \ |
654 // on the its instance prototype), a name of a builtin function on the | 654 V(MathFloor) \ |
655 // object (the one the generator is set for), and a name of the | 655 V(MathAbs) |
656 // generator (used to build ids and generator function names). | |
657 #define CUSTOM_CALL_IC_GENERATORS(V) \ | |
658 V(Array.prototype, push, ArrayPush) \ | |
659 V(Array.prototype, pop, ArrayPop) \ | |
660 V(String.prototype, charCodeAt, StringCharCodeAt) \ | |
661 V(String.prototype, charAt, StringCharAt) \ | |
662 V(String, fromCharCode, StringFromCharCode) \ | |
663 V(Math, floor, MathFloor) \ | |
664 V(Math, abs, MathAbs) | |
665 | 656 |
666 | 657 |
667 class CallStubCompiler: public StubCompiler { | 658 class CallStubCompiler: public StubCompiler { |
668 public: | 659 public: |
669 enum { | |
670 #define DECLARE_CALL_GENERATOR_ID(ignored1, ignore2, name) \ | |
671 k##name##CallGenerator, | |
672 CUSTOM_CALL_IC_GENERATORS(DECLARE_CALL_GENERATOR_ID) | |
673 #undef DECLARE_CALL_GENERATOR_ID | |
674 kNumCallGenerators | |
675 }; | |
676 | |
677 CallStubCompiler(int argc, | 660 CallStubCompiler(int argc, |
678 InLoopFlag in_loop, | 661 InLoopFlag in_loop, |
679 Code::Kind kind, | 662 Code::Kind kind, |
680 InlineCacheHolderFlag cache_holder); | 663 InlineCacheHolderFlag cache_holder); |
681 | 664 |
682 MUST_USE_RESULT MaybeObject* CompileCallField(JSObject* object, | 665 MUST_USE_RESULT MaybeObject* CompileCallField(JSObject* object, |
683 JSObject* holder, | 666 JSObject* holder, |
684 int index, | 667 int index, |
685 String* name); | 668 String* name); |
686 MUST_USE_RESULT MaybeObject* CompileCallConstant(Object* object, | 669 MUST_USE_RESULT MaybeObject* CompileCallConstant(Object* object, |
687 JSObject* holder, | 670 JSObject* holder, |
688 JSFunction* function, | 671 JSFunction* function, |
689 String* name, | 672 String* name, |
690 CheckType check); | 673 CheckType check); |
691 MUST_USE_RESULT MaybeObject* CompileCallInterceptor(JSObject* object, | 674 MUST_USE_RESULT MaybeObject* CompileCallInterceptor(JSObject* object, |
692 JSObject* holder, | 675 JSObject* holder, |
693 String* name); | 676 String* name); |
694 MUST_USE_RESULT MaybeObject* CompileCallGlobal(JSObject* object, | 677 MUST_USE_RESULT MaybeObject* CompileCallGlobal(JSObject* object, |
695 GlobalObject* holder, | 678 GlobalObject* holder, |
696 JSGlobalPropertyCell* cell, | 679 JSGlobalPropertyCell* cell, |
697 JSFunction* function, | 680 JSFunction* function, |
698 String* name); | 681 String* name); |
699 | 682 |
700 // Compiles a custom call constant/global IC using the generator | 683 static bool HasCustomCallGenerator(BuiltinFunctionId id); |
701 // with given id. For constant calls cell is NULL. | 684 |
702 MUST_USE_RESULT MaybeObject* CompileCustomCall(int generator_id, | 685 private: |
686 // Compiles a custom call constant/global IC. For constant calls cell is NULL. | |
687 // Returns undefined if there is no custom call code for the given function. | |
antonm
2010/12/13 13:44:15
as you're fixing the wording anyway: undefined can
Erik Corry
2010/12/13 14:08:17
Done.
Vitaly Repeshko
2010/12/14 18:55:33
Done.
| |
688 MUST_USE_RESULT MaybeObject* CompileCustomCall(BuiltinFunctionId id, | |
703 Object* object, | 689 Object* object, |
704 JSObject* holder, | 690 JSObject* holder, |
705 JSGlobalPropertyCell* cell, | 691 JSGlobalPropertyCell* cell, |
706 JSFunction* function, | 692 JSFunction* function, |
707 String* name); | 693 String* name); |
708 | 694 |
709 #define DECLARE_CALL_GENERATOR(ignored1, ignored2, name) \ | 695 #define DECLARE_CALL_GENERATOR(name) \ |
710 MUST_USE_RESULT MaybeObject* Compile##name##Call(Object* object, \ | 696 MUST_USE_RESULT MaybeObject* Compile##name##Call(Object* object, \ |
711 JSObject* holder, \ | 697 JSObject* holder, \ |
712 JSGlobalPropertyCell* cell, \ | 698 JSGlobalPropertyCell* cell, \ |
713 JSFunction* function, \ | 699 JSFunction* function, \ |
714 String* fname); | 700 String* fname); |
715 CUSTOM_CALL_IC_GENERATORS(DECLARE_CALL_GENERATOR) | 701 CUSTOM_CALL_IC_GENERATORS(DECLARE_CALL_GENERATOR) |
716 #undef DECLARE_CALL_GENERATOR | 702 #undef DECLARE_CALL_GENERATOR |
717 | 703 |
718 private: | |
719 const ParameterCount arguments_; | 704 const ParameterCount arguments_; |
720 const InLoopFlag in_loop_; | 705 const InLoopFlag in_loop_; |
721 const Code::Kind kind_; | 706 const Code::Kind kind_; |
722 const InlineCacheHolderFlag cache_holder_; | 707 const InlineCacheHolderFlag cache_holder_; |
723 | 708 |
724 const ParameterCount& arguments() { return arguments_; } | 709 const ParameterCount& arguments() { return arguments_; } |
725 | 710 |
726 MUST_USE_RESULT MaybeObject* GetCode(PropertyType type, String* name); | 711 MUST_USE_RESULT MaybeObject* GetCode(PropertyType type, String* name); |
727 | 712 |
728 // Convenience function. Calls GetCode above passing | 713 // Convenience function. Calls GetCode above passing |
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803 | 788 |
804 JSFunction* constant_function_; | 789 JSFunction* constant_function_; |
805 bool is_simple_api_call_; | 790 bool is_simple_api_call_; |
806 FunctionTemplateInfo* expected_receiver_type_; | 791 FunctionTemplateInfo* expected_receiver_type_; |
807 CallHandlerInfo* api_call_info_; | 792 CallHandlerInfo* api_call_info_; |
808 }; | 793 }; |
809 | 794 |
810 } } // namespace v8::internal | 795 } } // namespace v8::internal |
811 | 796 |
812 #endif // V8_STUB_CACHE_H_ | 797 #endif // V8_STUB_CACHE_H_ |
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