658 lines
16 KiB
C++
658 lines
16 KiB
C++
// Profiling list 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/list
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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_LIST
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#define _GLIBCXX_PROFILE_LIST 1
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#include <list>
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#include <profile/base.h>
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#include <profile/iterator_tracker.h>
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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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/** @brief List wrapper with performance instrumentation. */
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template<typename _Tp, typename _Allocator = std::allocator<_Tp> >
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class list
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: public _GLIBCXX_STD_C::list<_Tp, _Allocator>
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{
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typedef _GLIBCXX_STD_C::list<_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 __iterator_tracker<typename _Base::iterator, list>
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iterator;
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typedef __iterator_tracker<typename _Base::const_iterator, list>
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const_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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typedef std::reverse_iterator<iterator> reverse_iterator;
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typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
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// 23.2.2.1 construct/copy/destroy:
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explicit
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list(const _Allocator& __a = _Allocator())
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: _Base(__a)
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{
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__profcxx_list_construct(this); // list2slist
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__profcxx_list_construct2(this); // list2vector
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}
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#if __cplusplus >= 201103L
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explicit
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list(size_type __n)
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: _Base(__n)
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{
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__profcxx_list_construct(this);
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__profcxx_list_construct2(this);
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}
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list(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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{
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__profcxx_list_construct(this);
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__profcxx_list_construct2(this);
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}
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#else
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explicit
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list(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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{
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__profcxx_list_construct(this);
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__profcxx_list_construct2(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<class _InputIterator>
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#endif
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list(_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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__profcxx_list_construct(this);
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__profcxx_list_construct2(this);
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}
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list(const list& __x)
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: _Base(__x)
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{
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__profcxx_list_construct(this);
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__profcxx_list_construct2(this);
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}
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list(const _Base& __x)
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: _Base(__x)
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{
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__profcxx_list_construct(this);
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__profcxx_list_construct2(this);
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}
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#if __cplusplus >= 201103L
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list(list&& __x) noexcept
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: _Base(std::move(__x))
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{
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__profcxx_list_construct(this);
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__profcxx_list_construct2(this);
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}
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list(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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~list() _GLIBCXX_NOEXCEPT
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{
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__profcxx_list_destruct(this);
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__profcxx_list_destruct2(this);
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}
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list&
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operator=(const list& __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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list&
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operator=(list&& __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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list&
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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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void
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assign(initializer_list<value_type> __l)
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{ _Base::assign(__l); }
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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<class _InputIterator>
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#endif
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void
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assign(_InputIterator __first, _InputIterator __last)
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{ _Base::assign(__first, __last); }
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void
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assign(size_type __n, const _Tp& __t)
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{ _Base::assign(__n, __t); }
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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(), this); }
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const_iterator
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begin() const _GLIBCXX_NOEXCEPT
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{ return const_iterator(_Base::begin(), this); }
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iterator
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end() _GLIBCXX_NOEXCEPT
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{
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__profcxx_list_rewind(this);
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return iterator(_Base::end(), this);
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}
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const_iterator
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end() const _GLIBCXX_NOEXCEPT
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{
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__profcxx_list_rewind(this);
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return const_iterator(_Base::end(), this);
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}
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reverse_iterator
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rbegin() _GLIBCXX_NOEXCEPT
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{
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__profcxx_list_rewind(this);
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return reverse_iterator(end());
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}
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const_reverse_iterator
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rbegin() const _GLIBCXX_NOEXCEPT
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{
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__profcxx_list_rewind(this);
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return const_reverse_iterator(end());
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}
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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(), this); }
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const_iterator
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cend() const noexcept
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{ return const_iterator(_Base::end(), this); }
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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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// 23.2.2.2 capacity:
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using _Base::empty;
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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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{ _Base::resize(__sz); }
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void
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resize(size_type __sz, const _Tp& __c)
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{ _Base::resize(__sz, __c); }
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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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{ _Base::resize(__sz, __c); }
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#endif
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// element access:
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reference
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front()
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{ return _Base::front(); }
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const_reference
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front() const
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{ return _Base::front(); }
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reference
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back()
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{
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__profcxx_list_rewind(this);
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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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__profcxx_list_rewind(this);
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return _Base::back();
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}
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// 23.2.2.3 modifiers:
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void
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push_front(const value_type& __x)
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{
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__profcxx_list_invalid_operator(this);
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__profcxx_list_operation(this);
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_Base::push_front(__x);
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}
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#if __cplusplus >= 201103L
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using _Base::emplace_front;
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#endif
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void
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pop_front()
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{
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__profcxx_list_operation(this);
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_Base::pop_front();
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}
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using _Base::push_back;
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#if __cplusplus >= 201103L
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using _Base::emplace_back;
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#endif
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void
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pop_back()
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{
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iterator __victim = end();
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--__victim;
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_Base::pop_back();
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__profcxx_list_rewind(this);
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}
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#if __cplusplus >= 201103L
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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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return iterator(_Base::emplace(__position.base(),
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std::forward<_Args>(__args)...),
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this);
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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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_M_profile_insert(this, __position, size());
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return iterator(_Base::insert(__position.base(), __x), this);
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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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{
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_M_profile_insert(this, __position, size());
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return iterator(_Base::emplace(__position.base(), std::move(__x)),
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this);
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}
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void
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insert(iterator __position, initializer_list<value_type> __l)
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{
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_M_profile_insert(this, __position, size());
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_Base::insert(__position.base(), __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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_M_profile_insert(this, __position, size());
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_Base::insert(__position.base(), __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<class _InputIterator>
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#endif
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void
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insert(iterator __position, _InputIterator __first,
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_InputIterator __last)
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{
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_M_profile_insert(this, __position, size());
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_Base::insert(__position.base(), __first, __last);
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}
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iterator
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erase(iterator __position)
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{ return iterator(_Base::erase(__position.base()), this); }
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iterator
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erase(iterator __position, 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(__position.base(), __last.base()), this);
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}
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void
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swap(list& __x)
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{ _Base::swap(__x); }
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void
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clear() _GLIBCXX_NOEXCEPT
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{ _Base::clear(); }
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// 23.2.2.4 list operations:
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void
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#if __cplusplus >= 201103L
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splice(iterator __position, list&& __x)
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#else
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splice(iterator __position, list& __x)
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#endif
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{ this->splice(__position, _GLIBCXX_MOVE(__x), __x.begin(), __x.end()); }
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#if __cplusplus >= 201103L
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void
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splice(iterator __position, list& __x)
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{ this->splice(__position, std::move(__x)); }
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#endif
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#if __cplusplus >= 201103L
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void
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splice(iterator __position, list& __x, iterator __i)
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{ this->splice(__position, std::move(__x), __i); }
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#endif
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void
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#if __cplusplus >= 201103L
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splice(iterator __position, list&& __x, iterator __i)
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#else
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splice(iterator __position, list& __x, iterator __i)
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#endif
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{
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// We used to perform the splice_alloc check: not anymore, redundant
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// after implementing the relevant bits of N1599.
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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_Base::splice(__position.base(), _GLIBCXX_MOVE(__x._M_base()),
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__i.base());
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}
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void
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#if __cplusplus >= 201103L
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splice(iterator __position, list&& __x, iterator __first,
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iterator __last)
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#else
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splice(iterator __position, list& __x, iterator __first,
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iterator __last)
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#endif
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{
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// We used to perform the splice_alloc check: not anymore, redundant
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// after implementing the relevant bits of N1599.
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_Base::splice(__position.base(), _GLIBCXX_MOVE(__x._M_base()),
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__first.base(), __last.base());
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}
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#if __cplusplus >= 201103L
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void
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splice(iterator __position, list& __x, iterator __first, iterator __last)
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{ this->splice(__position, std::move(__x), __first, __last); }
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#endif
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void
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remove(const _Tp& __value)
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{
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for (iterator __x = begin(); __x != end(); )
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{
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if (*__x == __value)
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__x = erase(__x);
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else
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++__x;
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}
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}
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template<class _Predicate>
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void
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remove_if(_Predicate __pred)
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{
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for (iterator __x = begin(); __x != end(); )
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{
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__profcxx_list_operation(this);
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if (__pred(*__x))
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__x = erase(__x);
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else
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++__x;
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}
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}
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void
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unique()
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{
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iterator __first = begin();
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iterator __last = end();
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if (__first == __last)
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return;
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iterator __next = __first;
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while (++__next != __last)
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{
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__profcxx_list_operation(this);
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if (*__first == *__next)
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erase(__next);
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else
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__first = __next;
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__next = __first;
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}
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}
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template<class _BinaryPredicate>
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void
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unique(_BinaryPredicate __binary_pred)
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{
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iterator __first = begin();
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iterator __last = end();
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if (__first == __last)
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return;
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iterator __next = __first;
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while (++__next != __last)
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{
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__profcxx_list_operation(this);
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if (__binary_pred(*__first, *__next))
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erase(__next);
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else
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__first = __next;
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__next = __first;
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}
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}
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void
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#if __cplusplus >= 201103L
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merge(list&& __x)
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#else
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merge(list& __x)
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#endif
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{
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// 300. list::merge() specification incomplete
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if (this != &__x)
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{ _Base::merge(_GLIBCXX_MOVE(__x._M_base())); }
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}
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#if __cplusplus >= 201103L
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void
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merge(list& __x)
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{ this->merge(std::move(__x)); }
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#endif
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template<class _Compare>
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void
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#if __cplusplus >= 201103L
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merge(list&& __x, _Compare __comp)
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#else
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merge(list& __x, _Compare __comp)
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#endif
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{
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// 300. list::merge() specification incomplete
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if (this != &__x)
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{ _Base::merge(_GLIBCXX_MOVE(__x._M_base()), __comp); }
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}
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#if __cplusplus >= 201103L
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template<typename _Compare>
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void
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merge(list& __x, _Compare __comp)
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{ this->merge(std::move(__x), __comp); }
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#endif
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void
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sort() { _Base::sort(); }
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template<typename _StrictWeakOrdering>
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void
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sort(_StrictWeakOrdering __pred) { _Base::sort(__pred); }
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using _Base::reverse;
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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; }
|
|
|
|
void _M_profile_find() const
|
|
{ }
|
|
|
|
void _M_profile_iterate(int __rewind = 0) const
|
|
{
|
|
__profcxx_list_operation(this);
|
|
__profcxx_list_iterate(this);
|
|
if (__rewind)
|
|
__profcxx_list_rewind(this);
|
|
}
|
|
|
|
private:
|
|
size_type _M_profile_insert(void* obj, iterator __pos, size_type __size)
|
|
{
|
|
size_type __shift = 0;
|
|
typename _Base::iterator __it = __pos.base();
|
|
for ( ; __it!=_Base::end(); __it++)
|
|
__shift++;
|
|
__profcxx_list_rewind(this);
|
|
__profcxx_list_operation(this);
|
|
__profcxx_list_insert(this, __shift, __size);
|
|
}
|
|
};
|
|
|
|
template<typename _Tp, typename _Alloc>
|
|
inline bool
|
|
operator==(const list<_Tp, _Alloc>& __lhs,
|
|
const list<_Tp, _Alloc>& __rhs)
|
|
{ return __lhs._M_base() == __rhs._M_base(); }
|
|
|
|
template<typename _Tp, typename _Alloc>
|
|
inline bool
|
|
operator!=(const list<_Tp, _Alloc>& __lhs,
|
|
const list<_Tp, _Alloc>& __rhs)
|
|
{ return __lhs._M_base() != __rhs._M_base(); }
|
|
|
|
template<typename _Tp, typename _Alloc>
|
|
inline bool
|
|
operator<(const list<_Tp, _Alloc>& __lhs,
|
|
const list<_Tp, _Alloc>& __rhs)
|
|
{ return __lhs._M_base() < __rhs._M_base(); }
|
|
|
|
template<typename _Tp, typename _Alloc>
|
|
inline bool
|
|
operator<=(const list<_Tp, _Alloc>& __lhs,
|
|
const list<_Tp, _Alloc>& __rhs)
|
|
{ return __lhs._M_base() <= __rhs._M_base(); }
|
|
|
|
template<typename _Tp, typename _Alloc>
|
|
inline bool
|
|
operator>=(const list<_Tp, _Alloc>& __lhs,
|
|
const list<_Tp, _Alloc>& __rhs)
|
|
{ return __lhs._M_base() >= __rhs._M_base(); }
|
|
|
|
template<typename _Tp, typename _Alloc>
|
|
inline bool
|
|
operator>(const list<_Tp, _Alloc>& __lhs,
|
|
const list<_Tp, _Alloc>& __rhs)
|
|
{ return __lhs._M_base() > __rhs._M_base(); }
|
|
|
|
template<typename _Tp, typename _Alloc>
|
|
inline void
|
|
swap(list<_Tp, _Alloc>& __lhs, list<_Tp, _Alloc>& __rhs)
|
|
{ __lhs.swap(__rhs); }
|
|
|
|
} // namespace __profile
|
|
} // namespace std
|
|
|
|
#endif
|