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Issue 2196533003: [api] Cleaning up: Replace NeanderArray with FixedArray implementation (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: mind the pointers Created 4 years, 4 months ago
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1 // Copyright 2015 the V8 project authors. All rights reserved. 1 // Copyright 2015 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef V8_OBJECTS_H_ 5 #ifndef V8_OBJECTS_H_
6 #define V8_OBJECTS_H_ 6 #define V8_OBJECTS_H_
7 7
8 #include <iosfwd> 8 #include <iosfwd>
9 #include <memory> 9 #include <memory>
10 10
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82 // - StringSet 82 // - StringSet
83 // - CompilationCacheTable 83 // - CompilationCacheTable
84 // - CodeCacheHashTable 84 // - CodeCacheHashTable
85 // - MapCache 85 // - MapCache
86 // - OrderedHashTable 86 // - OrderedHashTable
87 // - OrderedHashSet 87 // - OrderedHashSet
88 // - OrderedHashMap 88 // - OrderedHashMap
89 // - Context 89 // - Context
90 // - TypeFeedbackMetadata 90 // - TypeFeedbackMetadata
91 // - TypeFeedbackVector 91 // - TypeFeedbackVector
92 // - TemplateList
93 // - TransitionArray
92 // - ScopeInfo 94 // - ScopeInfo
93 // - TransitionArray
94 // - ScriptContextTable 95 // - ScriptContextTable
95 // - WeakFixedArray 96 // - WeakFixedArray
96 // - FixedDoubleArray 97 // - FixedDoubleArray
97 // - Name 98 // - Name
98 // - String 99 // - String
99 // - SeqString 100 // - SeqString
100 // - SeqOneByteString 101 // - SeqOneByteString
101 // - SeqTwoByteString 102 // - SeqTwoByteString
102 // - SlicedString 103 // - SlicedString
103 // - ConsString 104 // - ConsString
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878 class PropertyCell; 879 class PropertyCell;
879 class PropertyDescriptor; 880 class PropertyDescriptor;
880 class SafepointEntry; 881 class SafepointEntry;
881 class SharedFunctionInfo; 882 class SharedFunctionInfo;
882 class StringStream; 883 class StringStream;
883 class TypeFeedbackInfo; 884 class TypeFeedbackInfo;
884 class TypeFeedbackMetadata; 885 class TypeFeedbackMetadata;
885 class TypeFeedbackVector; 886 class TypeFeedbackVector;
886 class WeakCell; 887 class WeakCell;
887 class TransitionArray; 888 class TransitionArray;
888 889 class TemplateList;
889 890
890 // A template-ized version of the IsXXX functions. 891 // A template-ized version of the IsXXX functions.
891 template <class C> inline bool Is(Object* obj); 892 template <class C> inline bool Is(Object* obj);
892 893
893 #ifdef VERIFY_HEAP 894 #ifdef VERIFY_HEAP
894 #define DECLARE_VERIFIER(Name) void Name##Verify(); 895 #define DECLARE_VERIFIER(Name) void Name##Verify();
895 #else 896 #else
896 #define DECLARE_VERIFIER(Name) 897 #define DECLARE_VERIFIER(Name)
897 #endif 898 #endif
898 899
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1016 V(AccessCheckNeeded) \ 1017 V(AccessCheckNeeded) \
1017 V(Callable) \ 1018 V(Callable) \
1018 V(Function) \ 1019 V(Function) \
1019 V(Constructor) \ 1020 V(Constructor) \
1020 V(TemplateInfo) \ 1021 V(TemplateInfo) \
1021 V(Filler) \ 1022 V(Filler) \
1022 V(FixedArrayBase) \ 1023 V(FixedArrayBase) \
1023 V(External) \ 1024 V(External) \
1024 V(Struct) \ 1025 V(Struct) \
1025 V(Cell) \ 1026 V(Cell) \
1027 V(TemplateList) \
1026 V(PropertyCell) \ 1028 V(PropertyCell) \
1027 V(WeakCell) \ 1029 V(WeakCell) \
1028 V(ObjectHashTable) \ 1030 V(ObjectHashTable) \
1029 V(ObjectHashSet) \ 1031 V(ObjectHashSet) \
1030 V(WeakHashTable) \ 1032 V(WeakHashTable) \
1031 V(OrderedHashTable) 1033 V(OrderedHashTable)
1032 1034
1033 #define ODDBALL_LIST(V) \ 1035 #define ODDBALL_LIST(V) \
1034 V(Undefined, undefined_value) \ 1036 V(Undefined, undefined_value) \
1035 V(Null, null_value) \ 1037 V(Null, null_value) \
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4946 // Layout description for handler table based on return addresses. 4948 // Layout description for handler table based on return addresses.
4947 static const int kReturnOffsetIndex = 0; 4949 static const int kReturnOffsetIndex = 0;
4948 static const int kReturnHandlerIndex = 1; 4950 static const int kReturnHandlerIndex = 1;
4949 static const int kReturnEntrySize = 2; 4951 static const int kReturnEntrySize = 2;
4950 4952
4951 // Encoding of the {handler} field. 4953 // Encoding of the {handler} field.
4952 class HandlerPredictionField : public BitField<CatchPrediction, 0, 2> {}; 4954 class HandlerPredictionField : public BitField<CatchPrediction, 0, 2> {};
4953 class HandlerOffsetField : public BitField<int, 2, 30> {}; 4955 class HandlerOffsetField : public BitField<int, 2, 30> {};
4954 }; 4956 };
4955 4957
4958 class TemplateList : public FixedArray {
4959 public:
4960 static Handle<TemplateList> New(Isolate* isolate, int size);
4961 inline int length() const;
4962 inline Object* get(int index) const;
4963 inline void set(int index, Object* value);
4964 static Handle<TemplateList> Add(Isolate* isolate, Handle<TemplateList> list,
4965 Handle<Object> value);
4966 DECLARE_CAST(TemplateList)
4967 private:
4968 static const int kLengthIndex = 0;
4969 static const int kFirstElementIndex = kLengthIndex + 1;
4970 DISALLOW_IMPLICIT_CONSTRUCTORS(TemplateList);
4971 };
4956 4972
4957 // Code describes objects with on-the-fly generated machine code. 4973 // Code describes objects with on-the-fly generated machine code.
4958 class Code: public HeapObject { 4974 class Code: public HeapObject {
4959 public: 4975 public:
4960 // Opaque data type for encapsulating code flags like kind, inline 4976 // Opaque data type for encapsulating code flags like kind, inline
4961 // cache state, and arguments count. 4977 // cache state, and arguments count.
4962 typedef uint32_t Flags; 4978 typedef uint32_t Flags;
4963 4979
4964 #define NON_IC_KIND_LIST(V) \ 4980 #define NON_IC_KIND_LIST(V) \
4965 V(FUNCTION) \ 4981 V(FUNCTION) \
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11035 } 11051 }
11036 return value; 11052 return value;
11037 } 11053 }
11038 }; 11054 };
11039 11055
11040 11056
11041 } // NOLINT, false-positive due to second-order macros. 11057 } // NOLINT, false-positive due to second-order macros.
11042 } // NOLINT, false-positive due to second-order macros. 11058 } // NOLINT, false-positive due to second-order macros.
11043 11059
11044 #endif // V8_OBJECTS_H_ 11060 #endif // V8_OBJECTS_H_
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