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Issue 18357004: Revert r15419: "Generate StoreGlobal stubs with Hydrogen" (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 5 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
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553 StrictModeFlag strict_mode, 553 StrictModeFlag strict_mode,
554 Handle<JSObject> receiver, 554 Handle<JSObject> receiver,
555 Handle<String> name, 555 Handle<String> name,
556 Handle<Object> value); 556 Handle<Object> value);
557 // Compute the code stub for this store; used for rewriting to 557 // Compute the code stub for this store; used for rewriting to
558 // monomorphic state and making sure that the code stub is in the 558 // monomorphic state and making sure that the code stub is in the
559 // stub cache. 559 // stub cache.
560 virtual Handle<Code> ComputeStoreMonomorphic(LookupResult* lookup, 560 virtual Handle<Code> ComputeStoreMonomorphic(LookupResult* lookup,
561 StrictModeFlag strict_mode, 561 StrictModeFlag strict_mode,
562 Handle<JSObject> receiver, 562 Handle<JSObject> receiver,
563 Handle<String> name, 563 Handle<String> name);
564 Handle<Object> value);
565 564
566 private: 565 private:
567 void set_target(Code* code) { 566 void set_target(Code* code) {
568 // Strict mode must be preserved across IC patching. 567 // Strict mode must be preserved across IC patching.
569 ASSERT(Code::GetStrictMode(code->extra_ic_state()) == 568 ASSERT(Code::GetStrictMode(code->extra_ic_state()) ==
570 Code::GetStrictMode(target()->extra_ic_state())); 569 Code::GetStrictMode(target()->extra_ic_state()));
571 IC::set_target(code); 570 IC::set_target(code);
572 } 571 }
573 572
574 static Handle<Code> initialize_stub() { 573 static Handle<Code> initialize_stub() {
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621 static void GenerateNonStrictArguments(MacroAssembler* masm); 620 static void GenerateNonStrictArguments(MacroAssembler* masm);
622 static void GenerateTransitionElementsSmiToDouble(MacroAssembler* masm); 621 static void GenerateTransitionElementsSmiToDouble(MacroAssembler* masm);
623 static void GenerateTransitionElementsDoubleToObject(MacroAssembler* masm); 622 static void GenerateTransitionElementsDoubleToObject(MacroAssembler* masm);
624 623
625 protected: 624 protected:
626 virtual Code::Kind kind() const { return Code::KEYED_STORE_IC; } 625 virtual Code::Kind kind() const { return Code::KEYED_STORE_IC; }
627 626
628 virtual Handle<Code> ComputeStoreMonomorphic(LookupResult* lookup, 627 virtual Handle<Code> ComputeStoreMonomorphic(LookupResult* lookup,
629 StrictModeFlag strict_mode, 628 StrictModeFlag strict_mode,
630 Handle<JSObject> receiver, 629 Handle<JSObject> receiver,
631 Handle<String> name, 630 Handle<String> name);
632 Handle<Object> value);
633 virtual void UpdateMegamorphicCache(Map* map, Name* name, Code* code) { } 631 virtual void UpdateMegamorphicCache(Map* map, Name* name, Code* code) { }
634 632
635 virtual Handle<Code> megamorphic_stub() { 633 virtual Handle<Code> megamorphic_stub() {
636 return isolate()->builtins()->KeyedStoreIC_Generic(); 634 return isolate()->builtins()->KeyedStoreIC_Generic();
637 } 635 }
638 virtual Handle<Code> megamorphic_stub_strict() { 636 virtual Handle<Code> megamorphic_stub_strict() {
639 return isolate()->builtins()->KeyedStoreIC_Generic_Strict(); 637 return isolate()->builtins()->KeyedStoreIC_Generic_Strict();
640 } 638 }
641 639
642 Handle<Code> StoreElementStub(Handle<JSObject> receiver, 640 Handle<Code> StoreElementStub(Handle<JSObject> receiver,
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833 MaybeObject* ToBoolean(Handle<Object> object, Code::ExtraICState state); 831 MaybeObject* ToBoolean(Handle<Object> object, Code::ExtraICState state);
834 }; 832 };
835 833
836 834
837 // Helper for BinaryOpIC and CompareIC. 835 // Helper for BinaryOpIC and CompareIC.
838 enum InlinedSmiCheck { ENABLE_INLINED_SMI_CHECK, DISABLE_INLINED_SMI_CHECK }; 836 enum InlinedSmiCheck { ENABLE_INLINED_SMI_CHECK, DISABLE_INLINED_SMI_CHECK };
839 void PatchInlinedSmiCode(Address address, InlinedSmiCheck check); 837 void PatchInlinedSmiCode(Address address, InlinedSmiCheck check);
840 838
841 DECLARE_RUNTIME_FUNCTION(MaybeObject*, KeyedLoadIC_MissFromStubFailure); 839 DECLARE_RUNTIME_FUNCTION(MaybeObject*, KeyedLoadIC_MissFromStubFailure);
842 DECLARE_RUNTIME_FUNCTION(MaybeObject*, KeyedStoreIC_MissFromStubFailure); 840 DECLARE_RUNTIME_FUNCTION(MaybeObject*, KeyedStoreIC_MissFromStubFailure);
843 DECLARE_RUNTIME_FUNCTION(MaybeObject*, StoreIC_MissFromStubFailure);
844 DECLARE_RUNTIME_FUNCTION(MaybeObject*, CompareNilIC_Miss); 841 DECLARE_RUNTIME_FUNCTION(MaybeObject*, CompareNilIC_Miss);
845 DECLARE_RUNTIME_FUNCTION(MaybeObject*, ToBooleanIC_Miss); 842 DECLARE_RUNTIME_FUNCTION(MaybeObject*, ToBooleanIC_Miss);
846 843
847 844
848 } } // namespace v8::internal 845 } } // namespace v8::internal
849 846
850 #endif // V8_IC_H_ 847 #endif // V8_IC_H_
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