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Issue 12036017: Merge Store from Keyed and Named store. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 11 months ago
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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
(...skipping 118 matching lines...) Expand 10 before | Expand all | Expand 10 after
129 JSObject* holder); 129 JSObject* holder);
130 static inline InlineCacheHolderFlag GetCodeCacheForObject(JSObject* object, 130 static inline InlineCacheHolderFlag GetCodeCacheForObject(JSObject* object,
131 JSObject* holder); 131 JSObject* holder);
132 static inline JSObject* GetCodeCacheHolder(Object* object, 132 static inline JSObject* GetCodeCacheHolder(Object* object,
133 InlineCacheHolderFlag holder); 133 InlineCacheHolderFlag holder);
134 134
135 MUST_USE_RESULT MaybeObject* Load(State state, 135 MUST_USE_RESULT MaybeObject* Load(State state,
136 Handle<Object> object, 136 Handle<Object> object,
137 Handle<String> name); 137 Handle<String> name);
138 138
139 MUST_USE_RESULT MaybeObject* Store(
140 State state,
141 StrictModeFlag strict_mode,
142 Handle<Object> object,
143 Handle<String> name,
144 Handle<Object> value,
145 JSReceiver::StoreFromKeyed store_mode =
146 JSReceiver::CERTAINLY_NOT_STORE_FROM_KEYED);
147
139 protected: 148 protected:
140 virtual Handle<Code> pre_monomorphic_stub() { 149 virtual Handle<Code> pre_monomorphic_stub() {
141 UNREACHABLE(); 150 UNREACHABLE();
142 return Handle<Code>::null(); 151 return Handle<Code>::null();
143 } 152 }
144 virtual Handle<Code> megamorphic_stub() { 153 virtual Handle<Code> megamorphic_stub() {
145 UNREACHABLE(); 154 UNREACHABLE();
146 return Handle<Code>::null(); 155 return Handle<Code>::null();
147 } 156 }
157 virtual Handle<Code> megamorphic_stub_strict() {
158 UNREACHABLE();
159 return Handle<Code>::null();
160 }
148 virtual Handle<Code> generic_stub() const { 161 virtual Handle<Code> generic_stub() const {
149 UNREACHABLE(); 162 UNREACHABLE();
150 return Handle<Code>::null(); 163 return Handle<Code>::null();
151 } 164 }
152 virtual Code::Kind kind() const { 165 virtual Code::Kind kind() const {
153 UNREACHABLE(); 166 UNREACHABLE();
154 return Code::STUB; 167 return Code::STUB;
155 } 168 }
169 virtual Handle<Code> global_proxy_stub() {
170 UNREACHABLE();
171 return Handle<Code>::null();
172 }
173 virtual Handle<Code> global_proxy_stub_strict() {
174 UNREACHABLE();
175 return Handle<Code>::null();
176 }
177
156 virtual void UpdateLoadCaches(LookupResult* lookup, 178 virtual void UpdateLoadCaches(LookupResult* lookup,
157 State state, 179 State state,
158 Handle<Object> object, 180 Handle<Object> object,
159 Handle<String> name) { 181 Handle<String> name) {
160 UNREACHABLE(); 182 UNREACHABLE();
161 } 183 }
184 virtual void UpdateStoreCaches(LookupResult* lookup,
185 State state,
186 StrictModeFlag strict_mode,
187 Handle<JSObject> receiver,
188 Handle<String> name,
189 Handle<Object> value) {
190 UNREACHABLE();
191 }
162 Address fp() const { return fp_; } 192 Address fp() const { return fp_; }
163 Address pc() const { return *pc_address_; } 193 Address pc() const { return *pc_address_; }
164 Isolate* isolate() const { return isolate_; } 194 Isolate* isolate() const { return isolate_; }
165 195
166 #ifdef ENABLE_DEBUGGER_SUPPORT 196 #ifdef ENABLE_DEBUGGER_SUPPORT
167 // Computes the address in the original code when the code running is 197 // Computes the address in the original code when the code running is
168 // containing break points (calls to DebugBreakXXX builtins). 198 // containing break points (calls to DebugBreakXXX builtins).
169 Address OriginalCodeAddress() const; 199 Address OriginalCodeAddress() const;
170 #endif 200 #endif
171 201
(...skipping 199 matching lines...) Expand 10 before | Expand all | Expand 10 after
371 401
372 // Update the inline cache and the global stub cache based on the 402 // Update the inline cache and the global stub cache based on the
373 // lookup result. 403 // lookup result.
374 virtual void UpdateLoadCaches(LookupResult* lookup, 404 virtual void UpdateLoadCaches(LookupResult* lookup,
375 State state, 405 State state,
376 Handle<Object> object, 406 Handle<Object> object,
377 Handle<String> name); 407 Handle<String> name);
378 408
379 private: 409 private:
380 // Stub accessors. 410 // Stub accessors.
381 static Code* initialize_stub() { 411 static Handle<Code> initialize_stub() {
382 return Isolate::Current()->builtins()->builtin( 412 return Isolate::Current()->builtins()->LoadIC_Initialize();
383 Builtins::kLoadIC_Initialize);
384 } 413 }
385 virtual Handle<Code> pre_monomorphic_stub() { 414 virtual Handle<Code> pre_monomorphic_stub() {
386 return isolate()->builtins()->LoadIC_PreMonomorphic(); 415 return isolate()->builtins()->LoadIC_PreMonomorphic();
387 } 416 }
388 417
389 static void Clear(Address address, Code* target); 418 static void Clear(Address address, Code* target);
390 419
391 friend class IC; 420 friend class IC;
392 }; 421 };
393 422
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558 } 587 }
559 588
560 // Update the inline cache. 589 // Update the inline cache.
561 virtual void UpdateLoadCaches(LookupResult* lookup, 590 virtual void UpdateLoadCaches(LookupResult* lookup,
562 State state, 591 State state,
563 Handle<Object> object, 592 Handle<Object> object,
564 Handle<String> name); 593 Handle<String> name);
565 594
566 private: 595 private:
567 // Stub accessors. 596 // Stub accessors.
568 static Code* initialize_stub() { 597 static Handle<Code> initialize_stub() {
569 return Isolate::Current()->builtins()->builtin( 598 return Isolate::Current()->builtins()->KeyedLoadIC_Initialize();
570 Builtins::kKeyedLoadIC_Initialize);
571 } 599 }
572 virtual Handle<Code> pre_monomorphic_stub() { 600 virtual Handle<Code> pre_monomorphic_stub() {
573 return isolate()->builtins()->KeyedLoadIC_PreMonomorphic(); 601 return isolate()->builtins()->KeyedLoadIC_PreMonomorphic();
574 } 602 }
575 Handle<Code> indexed_interceptor_stub() { 603 Handle<Code> indexed_interceptor_stub() {
576 return isolate()->builtins()->KeyedLoadIC_IndexedInterceptor(); 604 return isolate()->builtins()->KeyedLoadIC_IndexedInterceptor();
577 } 605 }
578 Handle<Code> non_strict_arguments_stub() { 606 Handle<Code> non_strict_arguments_stub() {
579 return isolate()->builtins()->KeyedLoadIC_NonStrictArguments(); 607 return isolate()->builtins()->KeyedLoadIC_NonStrictArguments();
580 } 608 }
581 609
582 static void Clear(Address address, Code* target); 610 static void Clear(Address address, Code* target);
583 611
584 friend class IC; 612 friend class IC;
585 }; 613 };
586 614
587 615
588 class StoreIC: public IC { 616 class StoreIC: public IC {
589 public: 617 public:
590 explicit StoreIC(Isolate* isolate) : IC(NO_EXTRA_FRAME, isolate) { 618 explicit StoreIC(Isolate* isolate) : IC(NO_EXTRA_FRAME, isolate) {
591 ASSERT(target()->is_store_stub()); 619 ASSERT(target()->is_store_stub());
592 } 620 }
593 621
594 MUST_USE_RESULT MaybeObject* Store(State state,
595 StrictModeFlag strict_mode,
596 Handle<Object> object,
597 Handle<String> name,
598 Handle<Object> value);
599
600 // Code generators for stub routines. Only called once at startup. 622 // Code generators for stub routines. Only called once at startup.
601 static void GenerateInitialize(MacroAssembler* masm) { GenerateMiss(masm); } 623 static void GenerateInitialize(MacroAssembler* masm) { GenerateMiss(masm); }
602 static void GenerateMiss(MacroAssembler* masm); 624 static void GenerateMiss(MacroAssembler* masm);
603 static void GenerateMegamorphic(MacroAssembler* masm, 625 static void GenerateMegamorphic(MacroAssembler* masm,
604 StrictModeFlag strict_mode); 626 StrictModeFlag strict_mode);
605 static void GenerateArrayLength(MacroAssembler* masm); 627 static void GenerateArrayLength(MacroAssembler* masm);
606 static void GenerateNormal(MacroAssembler* masm); 628 static void GenerateNormal(MacroAssembler* masm);
607 static void GenerateGlobalProxy(MacroAssembler* masm, 629 static void GenerateGlobalProxy(MacroAssembler* masm,
608 StrictModeFlag strict_mode); 630 StrictModeFlag strict_mode);
609 631
610 protected: 632 protected:
611 virtual Code::Kind kind() const { return Code::STORE_IC; } 633 virtual Code::Kind kind() const { return Code::STORE_IC; }
612 virtual Handle<Code> megamorphic_stub() { 634 virtual Handle<Code> megamorphic_stub() {
613 return isolate()->builtins()->StoreIC_Megamorphic(); 635 return isolate()->builtins()->StoreIC_Megamorphic();
614 } 636 }
637 // Stub accessors.
638 virtual Handle<Code> megamorphic_stub_strict() {
639 return isolate()->builtins()->StoreIC_Megamorphic_Strict();
640 }
641 virtual Handle<Code> global_proxy_stub() {
642 return isolate()->builtins()->StoreIC_GlobalProxy();
643 }
644 virtual Handle<Code> global_proxy_stub_strict() {
645 return isolate()->builtins()->StoreIC_GlobalProxy_Strict();
646 }
647
648
649 // Update the inline cache and the global stub cache based on the
650 // lookup result.
651 virtual void UpdateStoreCaches(LookupResult* lookup,
652 State state,
653 StrictModeFlag strict_mode,
654 Handle<JSObject> receiver,
655 Handle<String> name,
656 Handle<Object> value);
615 657
616 private: 658 private:
617 // Update the inline cache and the global stub cache based on the
618 // lookup result.
619 void UpdateCaches(LookupResult* lookup,
620 State state,
621 StrictModeFlag strict_mode,
622 Handle<JSObject> receiver,
623 Handle<String> name,
624 Handle<Object> value);
625
626 void set_target(Code* code) { 659 void set_target(Code* code) {
627 // Strict mode must be preserved across IC patching. 660 // Strict mode must be preserved across IC patching.
628 ASSERT(Code::GetStrictMode(code->extra_ic_state()) == 661 ASSERT(Code::GetStrictMode(code->extra_ic_state()) ==
629 Code::GetStrictMode(target()->extra_ic_state())); 662 Code::GetStrictMode(target()->extra_ic_state()));
630 IC::set_target(code); 663 IC::set_target(code);
631 } 664 }
632 665
633 // Stub accessors. 666 static Handle<Code> initialize_stub() {
634 Code* megamorphic_stub_strict() { 667 return Isolate::Current()->builtins()->StoreIC_Initialize();
635 return isolate()->builtins()->builtin(
636 Builtins::kStoreIC_Megamorphic_Strict);
637 } 668 }
638 static Code* initialize_stub() { 669 static Handle<Code> initialize_stub_strict() {
639 return Isolate::Current()->builtins()->builtin( 670 return Isolate::Current()->builtins()->StoreIC_Initialize_Strict();
640 Builtins::kStoreIC_Initialize);
641 } 671 }
642 static Code* initialize_stub_strict() {
643 return Isolate::Current()->builtins()->builtin(
644 Builtins::kStoreIC_Initialize_Strict);
645 }
646 Handle<Code> global_proxy_stub() {
647 return isolate()->builtins()->StoreIC_GlobalProxy();
648 }
649 Handle<Code> global_proxy_stub_strict() {
650 return isolate()->builtins()->StoreIC_GlobalProxy_Strict();
651 }
652
653 static void Clear(Address address, Code* target); 672 static void Clear(Address address, Code* target);
654 673
655 friend class IC; 674 friend class IC;
656 }; 675 };
657 676
658 677
659 enum KeyedStoreCheckMap { 678 enum KeyedStoreCheckMap {
660 kDontCheckMap, 679 kDontCheckMap,
661 kCheckMap 680 kCheckMap
662 }; 681 };
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699 ElementsKind elements_kind, 718 ElementsKind elements_kind,
700 KeyedAccessGrowMode grow_mode); 719 KeyedAccessGrowMode grow_mode);
701 720
702 protected: 721 protected:
703 virtual Code::Kind kind() const { return Code::KEYED_STORE_IC; } 722 virtual Code::Kind kind() const { return Code::KEYED_STORE_IC; }
704 723
705 virtual Handle<Code> ComputePolymorphicStub(MapHandleList* receiver_maps, 724 virtual Handle<Code> ComputePolymorphicStub(MapHandleList* receiver_maps,
706 StrictModeFlag strict_mode, 725 StrictModeFlag strict_mode,
707 KeyedAccessGrowMode grow_mode); 726 KeyedAccessGrowMode grow_mode);
708 727
728 // Update the inline cache.
729 virtual void UpdateStoreCaches(LookupResult* lookup,
730 State state,
731 StrictModeFlag strict_mode,
732 Handle<JSObject> receiver,
733 Handle<String> name,
734 Handle<Object> value);
735
736 virtual Handle<Code> megamorphic_stub() {
737 return isolate()->builtins()->KeyedStoreIC_Generic();
738 }
739 virtual Handle<Code> megamorphic_stub_strict() {
740 return isolate()->builtins()->KeyedStoreIC_Generic_Strict();
741 }
742
709 private: 743 private:
710 // Update the inline cache.
711 void UpdateCaches(LookupResult* lookup,
712 State state,
713 StrictModeFlag strict_mode,
714 Handle<JSObject> receiver,
715 Handle<String> name,
716 Handle<Object> value);
717
718 void set_target(Code* code) { 744 void set_target(Code* code) {
719 // Strict mode must be preserved across IC patching. 745 // Strict mode must be preserved across IC patching.
720 ASSERT(Code::GetStrictMode(code->extra_ic_state()) == 746 ASSERT(Code::GetStrictMode(code->extra_ic_state()) ==
721 Code::GetStrictMode(target()->extra_ic_state())); 747 Code::GetStrictMode(target()->extra_ic_state()));
722 IC::set_target(code); 748 IC::set_target(code);
723 } 749 }
724 750
725 // Stub accessors. 751 // Stub accessors.
726 static Code* initialize_stub() { 752 static Handle<Code> initialize_stub() {
727 return Isolate::Current()->builtins()->builtin( 753 return Isolate::Current()->builtins()->KeyedStoreIC_Initialize();
728 Builtins::kKeyedStoreIC_Initialize);
729 } 754 }
730 static Code* initialize_stub_strict() { 755 static Handle<Code> initialize_stub_strict() {
731 return Isolate::Current()->builtins()->builtin( 756 return Isolate::Current()->builtins()->KeyedStoreIC_Initialize_Strict();
732 Builtins::kKeyedStoreIC_Initialize_Strict);
733 }
734 Handle<Code> megamorphic_stub() {
735 return isolate()->builtins()->KeyedStoreIC_Generic();
736 }
737 Handle<Code> megamorphic_stub_strict() {
738 return isolate()->builtins()->KeyedStoreIC_Generic_Strict();
739 } 757 }
740 Handle<Code> generic_stub() const { 758 Handle<Code> generic_stub() const {
741 return isolate()->builtins()->KeyedStoreIC_Generic(); 759 return isolate()->builtins()->KeyedStoreIC_Generic();
742 } 760 }
743 Handle<Code> generic_stub_strict() const { 761 Handle<Code> generic_stub_strict() const {
744 return isolate()->builtins()->KeyedStoreIC_Generic_Strict(); 762 return isolate()->builtins()->KeyedStoreIC_Generic_Strict();
745 } 763 }
746 Handle<Code> non_strict_arguments_stub() { 764 Handle<Code> non_strict_arguments_stub() {
747 return isolate()->builtins()->KeyedStoreIC_NonStrictArguments(); 765 return isolate()->builtins()->KeyedStoreIC_NonStrictArguments();
748 } 766 }
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866 884
867 // Helper for BinaryOpIC and CompareIC. 885 // Helper for BinaryOpIC and CompareIC.
868 enum InlinedSmiCheck { ENABLE_INLINED_SMI_CHECK, DISABLE_INLINED_SMI_CHECK }; 886 enum InlinedSmiCheck { ENABLE_INLINED_SMI_CHECK, DISABLE_INLINED_SMI_CHECK };
869 void PatchInlinedSmiCode(Address address, InlinedSmiCheck check); 887 void PatchInlinedSmiCode(Address address, InlinedSmiCheck check);
870 888
871 DECLARE_RUNTIME_FUNCTION(MaybeObject*, KeyedLoadIC_Miss); 889 DECLARE_RUNTIME_FUNCTION(MaybeObject*, KeyedLoadIC_Miss);
872 890
873 } } // namespace v8::internal 891 } } // namespace v8::internal
874 892
875 #endif // V8_IC_H_ 893 #endif // V8_IC_H_
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