libstdc++
profile/vector
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1 // Profiling vector implementation -*- C++ -*-
2 
3 // Copyright (C) 2009, 2010, 2011 Free Software Foundation, Inc.
4 //
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
9 // any later version.
10 //
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
15 
16 // Under Section 7 of GPL version 3, you are granted additional
17 // permissions described in the GCC Runtime Library Exception, version
18 // 3.1, as published by the Free Software Foundation.
19 
20 // You should have received a copy of the GNU General Public License along
21 // with this library; see the file COPYING3. If not see
22 // <http://www.gnu.org/licenses/>.
23 
24 /** @file profile/vector
25  * This file is a GNU profile extension to the Standard C++ Library.
26  */
27 
28 #ifndef _GLIBCXX_PROFILE_VECTOR
29 #define _GLIBCXX_PROFILE_VECTOR 1
30 
31 #include <vector>
32 #include <utility>
33 #include <profile/base.h>
35 
36 namespace std _GLIBCXX_VISIBILITY(default)
37 {
38 namespace __profile
39 {
40  template<typename _Tp,
41  typename _Allocator = std::allocator<_Tp> >
42  class vector
43  : public _GLIBCXX_STD_C::vector<_Tp, _Allocator>
44  {
45  typedef _GLIBCXX_STD_C::vector<_Tp, _Allocator> _Base;
46 
47 #ifdef __GXX_EXPERIMENTAL_CXX0X__
48  typedef __gnu_cxx::__alloc_traits<_Allocator> _Alloc_traits;
49 #endif
50 
51  public:
52  typedef typename _Base::reference reference;
53  typedef typename _Base::const_reference const_reference;
54 
55  typedef __iterator_tracker<typename _Base::iterator, vector>
56  iterator;
57  typedef __iterator_tracker<typename _Base::const_iterator, vector>
58  const_iterator;
59 
60  typedef typename _Base::size_type size_type;
61  typedef typename _Base::difference_type difference_type;
62 
63  typedef _Tp value_type;
64  typedef _Allocator allocator_type;
65  typedef typename _Base::pointer pointer;
66  typedef typename _Base::const_pointer const_pointer;
67  typedef std::reverse_iterator<iterator> reverse_iterator;
68  typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
69 
70  _Base&
71  _M_base() _GLIBCXX_NOEXCEPT { return *this; }
72 
73  const _Base&
74  _M_base() const _GLIBCXX_NOEXCEPT { return *this; }
75 
76  // 23.2.4.1 construct/copy/destroy:
77  explicit
78  vector(const _Allocator& __a = _Allocator())
79  : _Base(__a)
80  {
81  __profcxx_vector_construct(this, this->capacity());
82  __profcxx_vector_construct2(this);
83  }
84 
85 #ifdef __GXX_EXPERIMENTAL_CXX0X__
86  explicit
87  vector(size_type __n)
88  : _Base(__n)
89  {
90  __profcxx_vector_construct(this, this->capacity());
91  __profcxx_vector_construct2(this);
92  }
93 
94  vector(size_type __n, const _Tp& __value,
95  const _Allocator& __a = _Allocator())
96  : _Base(__n, __value, __a)
97  {
98  __profcxx_vector_construct(this, this->capacity());
99  __profcxx_vector_construct2(this);
100  }
101 #else
102  explicit
103  vector(size_type __n, const _Tp& __value = _Tp(),
104  const _Allocator& __a = _Allocator())
105  : _Base(__n, __value, __a)
106  {
107  __profcxx_vector_construct(this, this->capacity());
108  __profcxx_vector_construct2(this);
109  }
110 #endif
111 
112  template<class _InputIterator>
113  vector(_InputIterator __first, _InputIterator __last,
114  const _Allocator& __a = _Allocator())
115  : _Base(__first, __last, __a)
116  {
117  __profcxx_vector_construct(this, this->capacity());
118  __profcxx_vector_construct2(this);
119  }
120 
121  vector(const vector& __x)
122  : _Base(__x)
123  {
124  __profcxx_vector_construct(this, this->capacity());
125  __profcxx_vector_construct2(this);
126  }
127 
128  /// Construction from a release-mode vector
129  vector(const _Base& __x)
130  : _Base(__x)
131  {
132  __profcxx_vector_construct(this, this->capacity());
133  __profcxx_vector_construct2(this);
134  }
135 
136 #ifdef __GXX_EXPERIMENTAL_CXX0X__
137  vector(vector&& __x) noexcept
138  : _Base(std::move(__x))
139  {
140  __profcxx_vector_construct(this, this->capacity());
141  __profcxx_vector_construct2(this);
142  }
143 
144  vector(const _Base& __x, const _Allocator& __a)
145  : _Base(__x)
146  {
147  __profcxx_vector_construct(this, this->capacity());
148  __profcxx_vector_construct2(this);
149  }
150 
151  vector(vector&& __x, const _Allocator& __a) noexcept
152  : _Base(std::move(__x), __a)
153  {
154  __profcxx_vector_construct(this, this->capacity());
155  __profcxx_vector_construct2(this);
156  }
157 
158  vector(initializer_list<value_type> __l,
159  const allocator_type& __a = allocator_type())
160  : _Base(__l, __a) { }
161 #endif
162 
163  ~vector() _GLIBCXX_NOEXCEPT
164  {
165  __profcxx_vector_destruct(this, this->capacity(), this->size());
166  __profcxx_vector_destruct2(this);
167  }
168 
169  vector&
170  operator=(const vector& __x)
171  {
172  static_cast<_Base&>(*this) = __x;
173  return *this;
174  }
175 
176 #ifdef __GXX_EXPERIMENTAL_CXX0X__
177  vector&
178  operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
179  {
180  __profcxx_vector_destruct(this, this->capacity(), this->size());
181  __profcxx_vector_destruct2(this);
182  static_cast<_Base&>(*this) = std::move(__x);
183  return *this;
184  }
185 
186  vector&
187  operator=(initializer_list<value_type> __l)
188  {
189  static_cast<_Base&>(*this) = __l;
190  return *this;
191  }
192 #endif
193 
194  using _Base::assign;
195  using _Base::get_allocator;
196 
197 
198  // iterators:
199  iterator
200  begin() _GLIBCXX_NOEXCEPT
201  { return iterator(_Base::begin(), this); }
202 
203  const_iterator
204  begin() const _GLIBCXX_NOEXCEPT
205  { return const_iterator(_Base::begin(), this); }
206 
207  iterator
208  end() _GLIBCXX_NOEXCEPT
209  { return iterator(_Base::end(), this); }
210 
211  const_iterator
212  end() const _GLIBCXX_NOEXCEPT
213  { return const_iterator(_Base::end(), this); }
214 
215  reverse_iterator
216  rbegin() _GLIBCXX_NOEXCEPT
217  { return reverse_iterator(end()); }
218 
219  const_reverse_iterator
220  rbegin() const _GLIBCXX_NOEXCEPT
221  { return const_reverse_iterator(end()); }
222 
223  reverse_iterator
224  rend() _GLIBCXX_NOEXCEPT
225  { return reverse_iterator(begin()); }
226 
227  const_reverse_iterator
228  rend() const _GLIBCXX_NOEXCEPT
229  { return const_reverse_iterator(begin()); }
230 
231 #ifdef __GXX_EXPERIMENTAL_CXX0X__
232  const_iterator
233  cbegin() const noexcept
234  { return const_iterator(_Base::begin(), this); }
235 
236  const_iterator
237  cend() const noexcept
238  { return const_iterator(_Base::end(), this); }
239 
240  const_reverse_iterator
241  crbegin() const noexcept
242  { return const_reverse_iterator(end()); }
243 
244  const_reverse_iterator
245  crend() const noexcept
246  { return const_reverse_iterator(begin()); }
247 #endif
248 
249  // 23.2.4.2 capacity:
250  using _Base::size;
251  using _Base::max_size;
252 
253 #ifdef __GXX_EXPERIMENTAL_CXX0X__
254  void
255  resize(size_type __sz)
256  {
257  __profcxx_vector_invalid_operator(this);
258  _M_profile_resize(this, this->capacity(), __sz);
259  _Base::resize(__sz);
260  }
261 
262  void
263  resize(size_type __sz, const _Tp& __c)
264  {
265  __profcxx_vector_invalid_operator(this);
266  _M_profile_resize(this, this->capacity(), __sz);
267  _Base::resize(__sz, __c);
268  }
269 #else
270  void
271  resize(size_type __sz, _Tp __c = _Tp())
272  {
273  __profcxx_vector_invalid_operator(this);
274  _M_profile_resize(this, this->capacity(), __sz);
275  _Base::resize(__sz, __c);
276  }
277 #endif
278 
279 #ifdef __GXX_EXPERIMENTAL_CXX0X__
280  using _Base::shrink_to_fit;
281 #endif
282 
283  using _Base::empty;
284 
285  // element access:
286  reference
287  operator[](size_type __n)
288  {
289  __profcxx_vector_invalid_operator(this);
290  return _M_base()[__n];
291  }
292  const_reference
293  operator[](size_type __n) const
294  {
295  __profcxx_vector_invalid_operator(this);
296  return _M_base()[__n];
297  }
298 
299  using _Base::at;
300 
301  reference
302  front()
303  {
304  return _Base::front();
305  }
306 
307  const_reference
308  front() const
309  {
310  return _Base::front();
311  }
312 
313  reference
314  back()
315  {
316  return _Base::back();
317  }
318 
319  const_reference
320  back() const
321  {
322  return _Base::back();
323  }
324 
325  // _GLIBCXX_RESOLVE_LIB_DEFECTS
326  // DR 464. Suggestion for new member functions in standard containers.
327  using _Base::data;
328 
329  // 23.2.4.3 modifiers:
330  void
331  push_back(const _Tp& __x)
332  {
333  size_type __old_size = this->capacity();
334  _Base::push_back(__x);
335  _M_profile_resize(this, __old_size, this->capacity());
336  }
337 
338 #ifdef __GXX_EXPERIMENTAL_CXX0X__
339  void
340  push_back(_Tp&& __x)
341  {
342  size_type __old_size = this->capacity();
343  _Base::push_back(std::move(__x));
344  _M_profile_resize(this, __old_size, this->capacity());
345  }
346 
347 #endif
348 
349  iterator
350  insert(iterator __position, const _Tp& __x)
351  {
352  __profcxx_vector_insert(this, __position.base() - _Base::begin(),
353  this->size());
354  size_type __old_size = this->capacity();
355  typename _Base::iterator __res = _Base::insert(__position.base(), __x);
356  _M_profile_resize(this, __old_size, this->capacity());
357  return iterator(__res, this);
358  }
359 
360 #ifdef __GXX_EXPERIMENTAL_CXX0X__
361  iterator
362  insert(iterator __position, _Tp&& __x)
363  {
364  __profcxx_vector_insert(this, __position.base() - _Base::begin(),
365  this->size());
366  size_type __old_size = this->capacity();
367  typename _Base::iterator __res = _Base::insert(__position.base(), __x);
368  _M_profile_resize(this, __old_size, this->capacity());
369  return iterator(__res, this);
370  }
371 
372  void
373  insert(iterator __position, initializer_list<value_type> __l)
374  { this->insert(__position, __l.begin(), __l.end()); }
375 #endif
376 
377 #ifdef __GXX_EXPERIMENTAL_CXX0X__
378  void
379  swap(vector&& __x)
380  {
381  _Base::swap(__x);
382  }
383 #endif
384 
385  void
386  swap(vector& __x)
387 #ifdef __GXX_EXPERIMENTAL_CXX0X__
388  noexcept(_Alloc_traits::_S_nothrow_swap())
389 #endif
390  {
391  _Base::swap(__x);
392  }
393 
394  void
395  insert(iterator __position, size_type __n, const _Tp& __x)
396  {
397  __profcxx_vector_insert(this, __position.base() - _Base::begin(),
398  this->size());
399  size_type __old_size = this->capacity();
400  _Base::insert(__position, __n, __x);
401  _M_profile_resize(this, __old_size, this->capacity());
402  }
403 
404  template<class _InputIterator>
405  void
406  insert(iterator __position,
407  _InputIterator __first, _InputIterator __last)
408  {
409  __profcxx_vector_insert(this, __position.base()-_Base::begin(),
410  this->size());
411  size_type __old_size = this->capacity();
412  _Base::insert(__position, __first, __last);
413  _M_profile_resize(this, __old_size, this->capacity());
414  }
415 
416 
417  iterator
418  erase(iterator __position)
419  {
420  typename _Base::iterator __res = _Base::erase(__position.base());
421  return iterator(__res, this);
422  }
423 
424  iterator
425  erase(iterator __first, iterator __last)
426  {
427  // _GLIBCXX_RESOLVE_LIB_DEFECTS
428  // 151. can't currently clear() empty container
429  typename _Base::iterator __res = _Base::erase(__first.base(),
430  __last.base());
431  return iterator(__res, this);
432  }
433 
434  void
435  clear() _GLIBCXX_NOEXCEPT
436  {
437  __profcxx_vector_destruct(this, this->capacity(), this->size());
438  __profcxx_vector_destruct2(this);
439  _Base::clear();
440  }
441 
442  inline void _M_profile_find() const
443  {
444  __profcxx_vector_find(this, size());
445  }
446 
447  inline void _M_profile_iterate(int __rewind = 0) const
448  {
449  __profcxx_vector_iterate(this);
450  }
451 
452  private:
453  void _M_profile_resize(void* obj, size_type __old_size,
454  size_type __new_size)
455  {
456  if (__old_size < __new_size) {
457  __profcxx_vector_resize(this, this->size(), __new_size);
458  __profcxx_vector_resize2(this, this->size(), __new_size);
459  }
460  }
461  };
462 
463  template<typename _Tp, typename _Alloc>
464  inline bool
465  operator==(const vector<_Tp, _Alloc>& __lhs,
466  const vector<_Tp, _Alloc>& __rhs)
467  { return __lhs._M_base() == __rhs._M_base(); }
468 
469  template<typename _Tp, typename _Alloc>
470  inline bool
471  operator!=(const vector<_Tp, _Alloc>& __lhs,
472  const vector<_Tp, _Alloc>& __rhs)
473  { return __lhs._M_base() != __rhs._M_base(); }
474 
475  template<typename _Tp, typename _Alloc>
476  inline bool
477  operator<(const vector<_Tp, _Alloc>& __lhs,
478  const vector<_Tp, _Alloc>& __rhs)
479  { return __lhs._M_base() < __rhs._M_base(); }
480 
481  template<typename _Tp, typename _Alloc>
482  inline bool
483  operator<=(const vector<_Tp, _Alloc>& __lhs,
484  const vector<_Tp, _Alloc>& __rhs)
485  { return __lhs._M_base() <= __rhs._M_base(); }
486 
487  template<typename _Tp, typename _Alloc>
488  inline bool
489  operator>=(const vector<_Tp, _Alloc>& __lhs,
490  const vector<_Tp, _Alloc>& __rhs)
491  { return __lhs._M_base() >= __rhs._M_base(); }
492 
493  template<typename _Tp, typename _Alloc>
494  inline bool
495  operator>(const vector<_Tp, _Alloc>& __lhs,
496  const vector<_Tp, _Alloc>& __rhs)
497  { return __lhs._M_base() > __rhs._M_base(); }
498 
499  template<typename _Tp, typename _Alloc>
500  inline void
501  swap(vector<_Tp, _Alloc>& __lhs, vector<_Tp, _Alloc>& __rhs)
502  { __lhs.swap(__rhs); }
503 
504 #ifdef __GXX_EXPERIMENTAL_CXX0X__
505  template<typename _Tp, typename _Alloc>
506  inline void
507  swap(vector<_Tp, _Alloc>&& __lhs, vector<_Tp, _Alloc>& __rhs)
508  { __lhs.swap(__rhs); }
509 
510  template<typename _Tp, typename _Alloc>
511  inline void
512  swap(vector<_Tp, _Alloc>& __lhs, vector<_Tp, _Alloc>&& __rhs)
513  { __lhs.swap(__rhs); }
514 #endif
515 
516 } // namespace __profile
517 
518 #ifdef __GXX_EXPERIMENTAL_CXX0X__
519  // DR 1182.
520  /// std::hash specialization for vector<bool>.
521  template<typename _Alloc>
522  struct hash<__profile::vector<bool, _Alloc>>
523  : public __hash_base<size_t, __profile::vector<bool, _Alloc>>
524  {
525  size_t
526  operator()(const __profile::vector<bool, _Alloc>& __b) const noexcept
528  (__b._M_base()); }
529  };
530 #endif
531 
532 } // namespace std
533 
534 #endif