forked from KolibriOS/kolibrios
467 lines
11 KiB
C++
467 lines
11 KiB
C++
// Profiling deque implementation -*- C++ -*-
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// Copyright (C) 2009-2013 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// Under Section 7 of GPL version 3, you are granted additional
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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/** @file profile/deque
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* This file is a GNU profile extension to the Standard C++ Library.
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*/
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#ifndef _GLIBCXX_PROFILE_DEQUE
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#define _GLIBCXX_PROFILE_DEQUE 1
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#include <deque>
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namespace std _GLIBCXX_VISIBILITY(default)
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{
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namespace __profile
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{
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/// Class std::deque wrapper with performance instrumentation.
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template<typename _Tp, typename _Allocator = std::allocator<_Tp> >
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class deque
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: public _GLIBCXX_STD_C::deque<_Tp, _Allocator>
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{
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typedef _GLIBCXX_STD_C::deque<_Tp, _Allocator> _Base;
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public:
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typedef typename _Base::reference reference;
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typedef typename _Base::const_reference const_reference;
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typedef typename _Base::iterator iterator;
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typedef typename _Base::const_iterator const_iterator;
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typedef typename _Base::reverse_iterator reverse_iterator;
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typedef typename _Base::const_reverse_iterator const_reverse_iterator;
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typedef typename _Base::size_type size_type;
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typedef typename _Base::difference_type difference_type;
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typedef _Tp value_type;
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typedef _Allocator allocator_type;
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typedef typename _Base::pointer pointer;
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typedef typename _Base::const_pointer const_pointer;
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// 23.2.1.1 construct/copy/destroy:
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explicit
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deque(const _Allocator& __a = _Allocator())
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: _Base(__a) { }
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#if __cplusplus >= 201103L
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explicit
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deque(size_type __n)
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: _Base(__n) { }
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deque(size_type __n, const _Tp& __value,
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const _Allocator& __a = _Allocator())
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: _Base(__n, __value, __a) { }
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#else
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explicit
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deque(size_type __n, const _Tp& __value = _Tp(),
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const _Allocator& __a = _Allocator())
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: _Base(__n, __value, __a) { }
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#endif
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#if __cplusplus >= 201103L
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template<typename _InputIterator,
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typename = std::_RequireInputIter<_InputIterator>>
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#else
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template<typename _InputIterator>
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#endif
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deque(_InputIterator __first, _InputIterator __last,
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const _Allocator& __a = _Allocator())
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: _Base(__first, __last, __a)
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{ }
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deque(const deque& __x)
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: _Base(__x) { }
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deque(const _Base& __x)
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: _Base(__x) { }
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#if __cplusplus >= 201103L
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deque(deque&& __x)
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: _Base(std::move(__x))
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{ }
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deque(initializer_list<value_type> __l,
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const allocator_type& __a = allocator_type())
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: _Base(__l, __a) { }
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#endif
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~deque() _GLIBCXX_NOEXCEPT { }
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deque&
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operator=(const deque& __x)
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{
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*static_cast<_Base*>(this) = __x;
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return *this;
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}
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#if __cplusplus >= 201103L
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deque&
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operator=(deque&& __x)
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{
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// NB: DR 1204.
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// NB: DR 675.
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this->clear();
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this->swap(__x);
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return *this;
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}
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deque&
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operator=(initializer_list<value_type> __l)
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{
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*static_cast<_Base*>(this) = __l;
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return *this;
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}
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#endif
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#if __cplusplus >= 201103L
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template<typename _InputIterator,
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typename = std::_RequireInputIter<_InputIterator>>
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#else
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template<typename _InputIterator>
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#endif
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void
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assign(_InputIterator __first, _InputIterator __last)
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{
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_Base::assign(__first, __last);
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}
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void
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assign(size_type __n, const _Tp& __t)
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{
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_Base::assign(__n, __t);
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}
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#if __cplusplus >= 201103L
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void
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assign(initializer_list<value_type> __l)
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{
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_Base::assign(__l);
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}
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#endif
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using _Base::get_allocator;
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// iterators:
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iterator
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begin() _GLIBCXX_NOEXCEPT
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{ return iterator(_Base::begin()); }
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const_iterator
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begin() const _GLIBCXX_NOEXCEPT
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{ return const_iterator(_Base::begin()); }
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iterator
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end() _GLIBCXX_NOEXCEPT
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{ return iterator(_Base::end()); }
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const_iterator
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end() const _GLIBCXX_NOEXCEPT
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{ return const_iterator(_Base::end()); }
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reverse_iterator
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rbegin() _GLIBCXX_NOEXCEPT
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{ return reverse_iterator(end()); }
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const_reverse_iterator
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rbegin() const _GLIBCXX_NOEXCEPT
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{ return const_reverse_iterator(end()); }
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reverse_iterator
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rend() _GLIBCXX_NOEXCEPT
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{ return reverse_iterator(begin()); }
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const_reverse_iterator
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rend() const _GLIBCXX_NOEXCEPT
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{ return const_reverse_iterator(begin()); }
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#if __cplusplus >= 201103L
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const_iterator
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cbegin() const noexcept
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{ return const_iterator(_Base::begin()); }
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const_iterator
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cend() const noexcept
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{ return const_iterator(_Base::end()); }
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const_reverse_iterator
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crbegin() const noexcept
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{ return const_reverse_iterator(end()); }
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const_reverse_iterator
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crend() const noexcept
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{ return const_reverse_iterator(begin()); }
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#endif
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// 23.2.1.2 capacity:
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using _Base::size;
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using _Base::max_size;
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#if __cplusplus >= 201103L
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void
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resize(size_type __sz)
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{
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_Base::resize(__sz);
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}
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void
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resize(size_type __sz, const _Tp& __c)
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{
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_Base::resize(__sz, __c);
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}
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#else
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void
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resize(size_type __sz, _Tp __c = _Tp())
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{
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_Base::resize(__sz, __c);
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}
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#endif
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#if __cplusplus >= 201103L
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using _Base::shrink_to_fit;
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#endif
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using _Base::empty;
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// element access:
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reference
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operator[](size_type __n)
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{
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return _M_base()[__n];
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}
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const_reference
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operator[](size_type __n) const
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{
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return _M_base()[__n];
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}
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using _Base::at;
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reference
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front()
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{
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return _Base::front();
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}
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const_reference
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front() const
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{
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return _Base::front();
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}
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reference
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back()
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{
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return _Base::back();
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}
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const_reference
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back() const
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{
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return _Base::back();
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}
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// 23.2.1.3 modifiers:
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void
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push_front(const _Tp& __x)
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{
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_Base::push_front(__x);
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}
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void
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push_back(const _Tp& __x)
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{
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_Base::push_back(__x);
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}
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#if __cplusplus >= 201103L
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void
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push_front(_Tp&& __x)
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{ emplace_front(std::move(__x)); }
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void
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push_back(_Tp&& __x)
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{ emplace_back(std::move(__x)); }
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template<typename... _Args>
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void
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emplace_front(_Args&&... __args)
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{
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_Base::emplace_front(std::forward<_Args>(__args)...);
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}
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template<typename... _Args>
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void
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emplace_back(_Args&&... __args)
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{
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_Base::emplace_back(std::forward<_Args>(__args)...);
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}
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template<typename... _Args>
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iterator
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emplace(iterator __position, _Args&&... __args)
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{
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typename _Base::iterator __res = _Base::emplace(__position,
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std::forward<_Args>(__args)...);
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return iterator(__res);
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}
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#endif
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iterator
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insert(iterator __position, const _Tp& __x)
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{
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typename _Base::iterator __res = _Base::insert(__position, __x);
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return iterator(__res);
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}
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#if __cplusplus >= 201103L
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iterator
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insert(iterator __position, _Tp&& __x)
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{ return emplace(__position, std::move(__x)); }
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void
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insert(iterator __p, initializer_list<value_type> __l)
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{
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_Base::insert(__p, __l);
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}
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#endif
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void
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insert(iterator __position, size_type __n, const _Tp& __x)
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{
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_Base::insert(__position, __n, __x);
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}
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#if __cplusplus >= 201103L
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template<typename _InputIterator,
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typename = std::_RequireInputIter<_InputIterator>>
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#else
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template<typename _InputIterator>
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#endif
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void
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insert(iterator __position,
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_InputIterator __first, _InputIterator __last)
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{
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_Base::insert(__position, __first, __last);
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}
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void
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pop_front()
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{
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_Base::pop_front();
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}
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void
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pop_back()
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{
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_Base::pop_back();
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}
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iterator
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erase(iterator __position)
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{
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if (__position == begin() || __position == end()-1)
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{
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return iterator(_Base::erase(__position));
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}
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else
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{
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typename _Base::iterator __res = _Base::erase(__position);
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return iterator(__res);
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}
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}
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iterator
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erase(iterator __first, iterator __last)
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{
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// 151. can't currently clear() empty container
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return iterator(_Base::erase(__first, __last));
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}
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void
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swap(deque& __x)
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{
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_Base::swap(__x);
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}
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void
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clear() _GLIBCXX_NOEXCEPT
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{
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_Base::clear();
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}
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_Base&
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_M_base() _GLIBCXX_NOEXCEPT { return *this; }
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const _Base&
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_M_base() const _GLIBCXX_NOEXCEPT { return *this; }
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};
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template<typename _Tp, typename _Alloc>
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inline bool
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operator==(const deque<_Tp, _Alloc>& __lhs,
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const deque<_Tp, _Alloc>& __rhs)
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{ return __lhs._M_base() == __rhs._M_base(); }
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template<typename _Tp, typename _Alloc>
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inline bool
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operator!=(const deque<_Tp, _Alloc>& __lhs,
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const deque<_Tp, _Alloc>& __rhs)
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{ return __lhs._M_base() != __rhs._M_base(); }
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template<typename _Tp, typename _Alloc>
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inline bool
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operator<(const deque<_Tp, _Alloc>& __lhs,
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const deque<_Tp, _Alloc>& __rhs)
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{ return __lhs._M_base() < __rhs._M_base(); }
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template<typename _Tp, typename _Alloc>
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inline bool
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operator<=(const deque<_Tp, _Alloc>& __lhs,
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const deque<_Tp, _Alloc>& __rhs)
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{ return __lhs._M_base() <= __rhs._M_base(); }
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template<typename _Tp, typename _Alloc>
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inline bool
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operator>=(const deque<_Tp, _Alloc>& __lhs,
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const deque<_Tp, _Alloc>& __rhs)
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{ return __lhs._M_base() >= __rhs._M_base(); }
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template<typename _Tp, typename _Alloc>
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inline bool
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operator>(const deque<_Tp, _Alloc>& __lhs,
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const deque<_Tp, _Alloc>& __rhs)
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{ return __lhs._M_base() > __rhs._M_base(); }
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template<typename _Tp, typename _Alloc>
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inline void
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swap(deque<_Tp, _Alloc>& __lhs, deque<_Tp, _Alloc>& __rhs)
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{ __lhs.swap(__rhs); }
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} // namespace __profile
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} // namespace std
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#endif
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