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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | 27 |
28 #ifndef V8_CODE_STUBS_H_ | 28 #ifndef V8_CODE_STUBS_H_ |
29 #define V8_CODE_STUBS_H_ | 29 #define V8_CODE_STUBS_H_ |
30 | 30 |
31 #include "allocation.h" | 31 #include "allocation.h" |
32 #include "globals.h" | 32 #include "globals.h" |
| 33 #include "codegen.h" |
33 | 34 |
34 namespace v8 { | 35 namespace v8 { |
35 namespace internal { | 36 namespace internal { |
36 | 37 |
37 // List of code stubs used on all platforms. | 38 // List of code stubs used on all platforms. |
38 #define CODE_STUB_LIST_ALL_PLATFORMS(V) \ | 39 #define CODE_STUB_LIST_ALL_PLATFORMS(V) \ |
39 V(CallFunction) \ | 40 V(CallFunction) \ |
40 V(UnaryOp) \ | 41 V(UnaryOp) \ |
41 V(BinaryOp) \ | 42 V(BinaryOp) \ |
42 V(StringAdd) \ | 43 V(StringAdd) \ |
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63 V(CounterOp) \ | 64 V(CounterOp) \ |
64 V(ArgumentsAccess) \ | 65 V(ArgumentsAccess) \ |
65 V(RegExpConstructResult) \ | 66 V(RegExpConstructResult) \ |
66 V(NumberToString) \ | 67 V(NumberToString) \ |
67 V(CEntry) \ | 68 V(CEntry) \ |
68 V(JSEntry) \ | 69 V(JSEntry) \ |
69 V(KeyedLoadElement) \ | 70 V(KeyedLoadElement) \ |
70 V(KeyedStoreElement) \ | 71 V(KeyedStoreElement) \ |
71 V(DebuggerStatement) \ | 72 V(DebuggerStatement) \ |
72 V(StringDictionaryLookup) \ | 73 V(StringDictionaryLookup) \ |
73 V(FastElementsConversion) | 74 V(ElementsTransitionAndStore) |
74 | 75 |
75 // List of code stubs only used on ARM platforms. | 76 // List of code stubs only used on ARM platforms. |
76 #ifdef V8_TARGET_ARCH_ARM | 77 #ifdef V8_TARGET_ARCH_ARM |
77 #define CODE_STUB_LIST_ARM(V) \ | 78 #define CODE_STUB_LIST_ARM(V) \ |
78 V(GetProperty) \ | 79 V(GetProperty) \ |
79 V(SetProperty) \ | 80 V(SetProperty) \ |
80 V(InvokeBuiltin) \ | 81 V(InvokeBuiltin) \ |
81 V(RegExpCEntry) \ | 82 V(RegExpCEntry) \ |
82 V(DirectCEntry) | 83 V(DirectCEntry) |
83 #else | 84 #else |
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1021 Type type, | 1022 Type type, |
1022 Heap::RootListIndex value, | 1023 Heap::RootListIndex value, |
1023 bool result); | 1024 bool result); |
1024 void GenerateTypeTransition(MacroAssembler* masm); | 1025 void GenerateTypeTransition(MacroAssembler* masm); |
1025 | 1026 |
1026 Register tos_; | 1027 Register tos_; |
1027 Types types_; | 1028 Types types_; |
1028 }; | 1029 }; |
1029 | 1030 |
1030 | 1031 |
1031 class FastElementsConversionStub : public CodeStub { | 1032 class ElementsTransitionAndStoreStub : public CodeStub { |
1032 public: | 1033 public: |
1033 FastElementsConversionStub(ElementsKind from, | 1034 ElementsTransitionAndStoreStub(ElementsKind from, |
1034 ElementsKind to, | 1035 ElementsKind to, |
1035 bool is_jsarray, | 1036 bool is_jsarray, |
1036 StrictModeFlag strict_mode) | 1037 StrictModeFlag strict_mode) |
1037 : from_(from), | 1038 : from_(from), |
1038 to_(to), | 1039 to_(to), |
1039 is_jsarray_(is_jsarray), | 1040 is_jsarray_(is_jsarray), |
1040 strict_mode_(strict_mode) {} | 1041 strict_mode_(strict_mode) {} |
1041 | 1042 |
1042 private: | 1043 private: |
1043 class FromBits: public BitField<ElementsKind, 0, 8> {}; | 1044 class FromBits: public BitField<ElementsKind, 0, 8> {}; |
1044 class ToBits: public BitField<ElementsKind, 8, 8> {}; | 1045 class ToBits: public BitField<ElementsKind, 8, 8> {}; |
1045 class IsJSArrayBits: public BitField<bool, 16, 8> {}; | 1046 class IsJSArrayBits: public BitField<bool, 16, 8> {}; |
1046 class StrictModeBits: public BitField<StrictModeFlag, 24, 8> {}; | 1047 class StrictModeBits: public BitField<StrictModeFlag, 24, 8> {}; |
1047 | 1048 |
1048 Major MajorKey() { return FastElementsConversion; } | 1049 Major MajorKey() { return ElementsTransitionAndStore; } |
1049 int MinorKey() { | 1050 int MinorKey() { |
1050 return FromBits::encode(from_) | | 1051 return FromBits::encode(from_) | |
1051 ToBits::encode(to_) | | 1052 ToBits::encode(to_) | |
1052 IsJSArrayBits::encode(is_jsarray_) | | 1053 IsJSArrayBits::encode(is_jsarray_) | |
1053 StrictModeBits::encode(strict_mode_); | 1054 StrictModeBits::encode(strict_mode_); |
1054 } | 1055 } |
1055 | 1056 |
1056 void Generate(MacroAssembler* masm); | 1057 void Generate(MacroAssembler* masm); |
1057 static void GenerateSmiOnlyToObject(MacroAssembler* masm, | |
1058 StrictModeFlag strict_mode); | |
1059 static void GenerateSmiOnlyToDouble(MacroAssembler* masm, | |
1060 StrictModeFlag strict_mode); | |
1061 static void GenerateDoubleToObject(MacroAssembler* masm, | |
1062 StrictModeFlag strict_mode); | |
1063 | 1058 |
1064 ElementsKind from_; | 1059 ElementsKind from_; |
1065 ElementsKind to_; | 1060 ElementsKind to_; |
1066 bool is_jsarray_; | 1061 bool is_jsarray_; |
1067 StrictModeFlag strict_mode_; | 1062 StrictModeFlag strict_mode_; |
1068 | 1063 |
1069 DISALLOW_COPY_AND_ASSIGN(FastElementsConversionStub); | 1064 DISALLOW_COPY_AND_ASSIGN(ElementsTransitionAndStoreStub); |
1070 }; | 1065 }; |
1071 | 1066 |
1072 } } // namespace v8::internal | 1067 } } // namespace v8::internal |
1073 | 1068 |
1074 #endif // V8_CODE_STUBS_H_ | 1069 #endif // V8_CODE_STUBS_H_ |
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