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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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50 ICU(KeyedStoreIC_Miss) \ | 50 ICU(KeyedStoreIC_Miss) \ |
51 ICU(KeyedStoreIC_MissForceGeneric) \ | 51 ICU(KeyedStoreIC_MissForceGeneric) \ |
52 ICU(KeyedStoreIC_Slow) \ | 52 ICU(KeyedStoreIC_Slow) \ |
53 /* Utilities for IC stubs. */ \ | 53 /* Utilities for IC stubs. */ \ |
54 ICU(StoreCallbackProperty) \ | 54 ICU(StoreCallbackProperty) \ |
55 ICU(LoadPropertyWithInterceptorOnly) \ | 55 ICU(LoadPropertyWithInterceptorOnly) \ |
56 ICU(LoadPropertyWithInterceptorForLoad) \ | 56 ICU(LoadPropertyWithInterceptorForLoad) \ |
57 ICU(LoadPropertyWithInterceptorForCall) \ | 57 ICU(LoadPropertyWithInterceptorForCall) \ |
58 ICU(KeyedLoadPropertyWithInterceptor) \ | 58 ICU(KeyedLoadPropertyWithInterceptor) \ |
59 ICU(StoreInterceptorProperty) \ | 59 ICU(StoreInterceptorProperty) \ |
60 ICU(BinaryOp_Patch) \ | |
61 ICU(CompareIC_Miss) \ | 60 ICU(CompareIC_Miss) \ |
| 61 ICU(BinaryOpIC_Miss) \ |
62 ICU(CompareNilIC_Miss) \ | 62 ICU(CompareNilIC_Miss) \ |
63 ICU(Unreachable) \ | 63 ICU(Unreachable) \ |
64 ICU(ToBooleanIC_Miss) | 64 ICU(ToBooleanIC_Miss) |
65 // | 65 // |
66 // IC is the base class for LoadIC, StoreIC, CallIC, KeyedLoadIC, | 66 // IC is the base class for LoadIC, StoreIC, CallIC, KeyedLoadIC, |
67 // and KeyedStoreIC. | 67 // and KeyedStoreIC. |
68 // | 68 // |
69 class IC { | 69 class IC { |
70 public: | 70 public: |
71 // The ids for utility called from the generated code. | 71 // The ids for utility called from the generated code. |
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764 enum TypeInfo { | 764 enum TypeInfo { |
765 UNINITIALIZED, | 765 UNINITIALIZED, |
766 SMI, | 766 SMI, |
767 INT32, | 767 INT32, |
768 NUMBER, | 768 NUMBER, |
769 ODDBALL, | 769 ODDBALL, |
770 STRING, // Only used for addition operation. | 770 STRING, // Only used for addition operation. |
771 GENERIC | 771 GENERIC |
772 }; | 772 }; |
773 | 773 |
774 static void StubInfoToType(int minor_key, | 774 explicit BinaryOpIC(Isolate* isolate) : IC(EXTRA_CALL_FRAME, isolate) { } |
775 Handle<Type>* left, | |
776 Handle<Type>* right, | |
777 Handle<Type>* result, | |
778 Isolate* isolate); | |
779 | 775 |
780 explicit BinaryOpIC(Isolate* isolate) : IC(NO_EXTRA_FRAME, isolate) { } | 776 static Builtins::JavaScript TokenToJSBuiltin(Token::Value op); |
781 | |
782 void patch(Code* code); | |
783 | 777 |
784 static const char* GetName(TypeInfo type_info); | 778 static const char* GetName(TypeInfo type_info); |
785 | 779 |
786 static State ToState(TypeInfo type_info); | 780 MUST_USE_RESULT MaybeObject* Transition(Handle<Object> left, |
787 | 781 Handle<Object> right); |
788 private: | |
789 static Handle<Type> TypeInfoToType(TypeInfo binary_type, Isolate* isolate); | |
790 }; | 782 }; |
791 | 783 |
792 | 784 |
793 class CompareIC: public IC { | 785 class CompareIC: public IC { |
794 public: | 786 public: |
795 // The type/state lattice is defined by the following inequations: | 787 // The type/state lattice is defined by the following inequations: |
796 // UNINITIALIZED < ... | 788 // UNINITIALIZED < ... |
797 // ... < GENERIC | 789 // ... < GENERIC |
798 // SMI < NUMBER | 790 // SMI < NUMBER |
799 // INTERNALIZED_STRING < STRING | 791 // INTERNALIZED_STRING < STRING |
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886 | 878 |
887 // Helper for BinaryOpIC and CompareIC. | 879 // Helper for BinaryOpIC and CompareIC. |
888 enum InlinedSmiCheck { ENABLE_INLINED_SMI_CHECK, DISABLE_INLINED_SMI_CHECK }; | 880 enum InlinedSmiCheck { ENABLE_INLINED_SMI_CHECK, DISABLE_INLINED_SMI_CHECK }; |
889 void PatchInlinedSmiCode(Address address, InlinedSmiCheck check); | 881 void PatchInlinedSmiCode(Address address, InlinedSmiCheck check); |
890 | 882 |
891 DECLARE_RUNTIME_FUNCTION(MaybeObject*, KeyedLoadIC_MissFromStubFailure); | 883 DECLARE_RUNTIME_FUNCTION(MaybeObject*, KeyedLoadIC_MissFromStubFailure); |
892 DECLARE_RUNTIME_FUNCTION(MaybeObject*, KeyedStoreIC_MissFromStubFailure); | 884 DECLARE_RUNTIME_FUNCTION(MaybeObject*, KeyedStoreIC_MissFromStubFailure); |
893 DECLARE_RUNTIME_FUNCTION(MaybeObject*, UnaryOpIC_Miss); | 885 DECLARE_RUNTIME_FUNCTION(MaybeObject*, UnaryOpIC_Miss); |
894 DECLARE_RUNTIME_FUNCTION(MaybeObject*, StoreIC_MissFromStubFailure); | 886 DECLARE_RUNTIME_FUNCTION(MaybeObject*, StoreIC_MissFromStubFailure); |
895 DECLARE_RUNTIME_FUNCTION(MaybeObject*, ElementsTransitionAndStoreIC_Miss); | 887 DECLARE_RUNTIME_FUNCTION(MaybeObject*, ElementsTransitionAndStoreIC_Miss); |
| 888 DECLARE_RUNTIME_FUNCTION(MaybeObject*, BinaryOpIC_Miss); |
896 DECLARE_RUNTIME_FUNCTION(MaybeObject*, CompareNilIC_Miss); | 889 DECLARE_RUNTIME_FUNCTION(MaybeObject*, CompareNilIC_Miss); |
897 DECLARE_RUNTIME_FUNCTION(MaybeObject*, ToBooleanIC_Miss); | 890 DECLARE_RUNTIME_FUNCTION(MaybeObject*, ToBooleanIC_Miss); |
898 | 891 |
899 | 892 |
900 } } // namespace v8::internal | 893 } } // namespace v8::internal |
901 | 894 |
902 #endif // V8_IC_H_ | 895 #endif // V8_IC_H_ |
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