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Side by Side Diff: src/list.h

Issue 12427: Merge regexp2000 back into bleeding_edge (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: Created 12 years ago
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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. 1 // Copyright 2006-2008 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 28 matching lines...) Expand all
39 // 39 //
40 // The list is parameterized by the type of its elements (T) and by an 40 // The list is parameterized by the type of its elements (T) and by an
41 // allocation policy (P). The policy is used for allocating lists in 41 // allocation policy (P). The policy is used for allocating lists in
42 // the C free store or the zone; see zone.h. 42 // the C free store or the zone; see zone.h.
43 43
44 // Forward defined as 44 // Forward defined as
45 // template <typename T, class P = FreeStoreAllocationPolicy> class List; 45 // template <typename T, class P = FreeStoreAllocationPolicy> class List;
46 template <typename T, class P> 46 template <typename T, class P>
47 class List { 47 class List {
48 public: 48 public:
49
49 INLINE(explicit List(int capacity)) { Initialize(capacity); } 50 INLINE(explicit List(int capacity)) { Initialize(capacity); }
50 INLINE(~List()) { DeleteData(data_); } 51 INLINE(~List()) { DeleteData(data_); }
51 52
52 INLINE(void* operator new(size_t size)) { return P::New(size); } 53 INLINE(void* operator new(size_t size)) { return P::New(size); }
53 INLINE(void operator delete(void* p, size_t)) { return P::Delete(p); } 54 INLINE(void operator delete(void* p, size_t)) { return P::Delete(p); }
54 55
55 inline T& operator[](int i) const { 56 inline T& operator[](int i) const {
56 ASSERT(0 <= i && i < length_); 57 ASSERT(0 <= i && i < length_);
57 return data_[i]; 58 return data_[i];
58 } 59 }
59 inline T& at(int i) const { return this->operator[](i); } 60 inline T& at(int i) const { return this->operator[](i); }
60 INLINE(const T& last() const) { 61 INLINE(const T& last() const) {
61 ASSERT(!is_empty()); 62 ASSERT(!is_empty());
62 return this->at(length_ - 1); 63 return this->at(length_ - 1);
63 } 64 }
64 65
65 INLINE(bool is_empty() const) { return length_ == 0; } 66 INLINE(bool is_empty() const) { return length_ == 0; }
66 INLINE(int length() const) { return length_; } 67 INLINE(int length() const) { return length_; }
67 68
68 Vector<T> ToVector() { return Vector<T>(data_, length_); } 69 Vector<T> ToVector() { return Vector<T>(data_, length_); }
69 70
71 Vector<const T> ToConstVector() { return Vector<const T>(data_, length_); }
72
70 // Adds a copy of the given 'element' to the end of the list, 73 // Adds a copy of the given 'element' to the end of the list,
71 // expanding the list if necessary. 74 // expanding the list if necessary.
72 T& Add(const T& element); 75 T& Add(const T& element);
73 76
74 // Added 'count' elements with the value 'value' and returns a 77 // Added 'count' elements with the value 'value' and returns a
75 // vector that allows access to the elements. The vector is valid 78 // vector that allows access to the elements. The vector is valid
76 // until the next change is made to this list. 79 // until the next change is made to this list.
77 Vector<T> AddBlock(const T& value, int count); 80 Vector<T> AddBlock(const T& value, int count);
78 81
79 // Removes the i'th element without deleting it even if T is a 82 // Removes the i'th element without deleting it even if T is a
80 // pointer type; moves all elements above i "down". Returns the 83 // pointer type; moves all elements above i "down". Returns the
81 // removed element. 84 // removed element.
82 T Remove(int i); 85 T Remove(int i);
83 86
84 // Removes the last element without deleting it even if T is a 87 // Removes the last element without deleting it even if T is a
85 // pointer type. Returns the removed element. 88 // pointer type. Returns the removed element.
86 INLINE(T RemoveLast()) { return Remove(length_ - 1); } 89 INLINE(T RemoveLast()) { return Remove(length_ - 1); }
87 90
88 // Clears the list by setting the length to zero. Even if T is a 91 // Clears the list by setting the length to zero. Even if T is a
89 // pointer type, clearing the list doesn't delete the entries. 92 // pointer type, clearing the list doesn't delete the entries.
90 INLINE(void Clear()); 93 INLINE(void Clear());
91 94
92 // Drops all but the first 'pos' elements from the list. 95 // Drops all but the first 'pos' elements from the list.
93 INLINE(void Rewind(int pos)); 96 INLINE(void Rewind(int pos));
94 97
98 bool Contains(const T& elm);
99
95 // Iterate through all list entries, starting at index 0. 100 // Iterate through all list entries, starting at index 0.
96 void Iterate(void (*callback)(T* x)); 101 void Iterate(void (*callback)(T* x));
97 102
98 // Sort all list entries (using QuickSort) 103 // Sort all list entries (using QuickSort)
99 void Sort(int (*cmp)(const T* x, const T* y)); 104 void Sort(int (*cmp)(const T* x, const T* y));
105 void Sort();
100 106
101 INLINE(void Initialize(int capacity)); 107 INLINE(void Initialize(int capacity));
102 108
103 private: 109 private:
104 T* data_; 110 T* data_;
105 int capacity_; 111 int capacity_;
106 int length_; 112 int length_;
107 113
108 INLINE(T* NewData(int n)) { return static_cast<T*>(P::New(n * sizeof(T))); } 114 INLINE(T* NewData(int n)) { return static_cast<T*>(P::New(n * sizeof(T))); }
109 INLINE(void DeleteData(T* data)) { P::Delete(data); } 115 INLINE(void DeleteData(T* data)) { P::Delete(data); }
110 116
111 DISALLOW_COPY_AND_ASSIGN(List); 117 DISALLOW_COPY_AND_ASSIGN(List);
112 }; 118 };
113 119
114 120
115 } } // namespace v8::internal 121 } } // namespace v8::internal
116 122
117 #endif // V8_LIST_H_ 123 #endif // V8_LIST_H_
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