1 // Copyright 2006-2009 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are
6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer.
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9 // copyright notice, this list of conditions and the following
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11 // with the distribution.
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16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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28 #ifndef V8_LIST_INL_H_
29 #define V8_LIST_INL_H_
37 template<typename T, class P>
38 void List<T, P>::Add(const T& element) {
39 if (length_ < capacity_) {
40 data_[length_++] = element;
42 List<T, P>::ResizeAdd(element);
47 template<typename T, class P>
48 void List<T, P>::AddAll(const List<T, P>& other) {
49 int result_length = length_ + other.length_;
50 if (capacity_ < result_length) Resize(result_length);
51 for (int i = 0; i < other.length_; i++) {
52 data_[length_ + i] = other.data_[i];
54 length_ = result_length;
58 // Use two layers of inlining so that the non-inlined function can
59 // use the same implementation as the inlined version.
60 template<typename T, class P>
61 void List<T, P>::ResizeAdd(const T& element) {
62 ResizeAddInternal(element);
66 template<typename T, class P>
67 void List<T, P>::ResizeAddInternal(const T& element) {
68 ASSERT(length_ >= capacity_);
69 // Grow the list capacity by 50%, but make sure to let it grow
70 // even when the capacity is zero (possible initial case).
71 int new_capacity = 1 + capacity_ + (capacity_ >> 1);
72 // Since the element reference could be an element of the list, copy
73 // it out of the old backing storage before resizing.
76 data_[length_++] = temp;
80 template<typename T, class P>
81 void List<T, P>::Resize(int new_capacity) {
82 T* new_data = List<T, P>::NewData(new_capacity);
83 memcpy(new_data, data_, capacity_ * sizeof(T));
84 List<T, P>::DeleteData(data_);
86 capacity_ = new_capacity;
90 template<typename T, class P>
91 Vector<T> List<T, P>::AddBlock(T value, int count) {
93 for (int i = 0; i < count; i++) Add(value);
94 return Vector<T>(&data_[start], count);
98 template<typename T, class P>
99 void List<T, P>::InsertAt(int index, const T& elm) {
100 ASSERT(index >= 0 && index <= length_);
102 for (int i = length_ - 1; i > index; --i) {
103 data_[i] = data_[i - 1];
109 template<typename T, class P>
110 T List<T, P>::Remove(int i) {
113 while (i < length_) {
114 data_[i] = data_[i + 1];
121 template<typename T, class P>
122 bool List<T, P>::RemoveElement(const T& elm) {
123 for (int i = 0; i < length_; i++) {
124 if (data_[i] == elm) {
133 template<typename T, class P>
134 void List<T, P>::Clear() {
140 template<typename T, class P>
141 void List<T, P>::Rewind(int pos) {
146 template<typename T, class P>
147 void List<T, P>::Iterate(void (*callback)(T* x)) {
148 for (int i = 0; i < length_; i++) callback(&data_[i]);
152 template<typename T, class P>
153 template<class Visitor>
154 void List<T, P>::Iterate(Visitor* visitor) {
155 for (int i = 0; i < length_; i++) visitor->Apply(&data_[i]);
159 template<typename T, class P>
160 bool List<T, P>::Contains(const T& elm) const {
161 for (int i = 0; i < length_; i++) {
169 template<typename T, class P>
170 int List<T, P>::CountOccurrences(const T& elm, int start, int end) const {
172 for (int i = start; i <= end; i++) {
173 if (data_[i] == elm) ++result;
179 template<typename T, class P>
180 void List<T, P>::Sort(int (*cmp)(const T* x, const T* y)) {
181 ToVector().Sort(cmp);
183 for (int i = 1; i < length_; i++)
184 ASSERT(cmp(&data_[i - 1], &data_[i]) <= 0);
189 template<typename T, class P>
190 void List<T, P>::Sort() {
191 Sort(PointerValueCompare<T>);
195 template<typename T, class P>
196 void List<T, P>::Initialize(int capacity) {
197 ASSERT(capacity >= 0);
198 data_ = (capacity > 0) ? NewData(capacity) : NULL;
199 capacity_ = capacity;
204 } } // namespace v8::internal
206 #endif // V8_LIST_INL_H_