573 lines
16 KiB
C++
573 lines
16 KiB
C++
// Profiling vector implementation -*- C++ -*-
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// Copyright (C) 2009-2019 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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//
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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 along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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/** @file profile/vector
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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_VECTOR
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#define _GLIBCXX_PROFILE_VECTOR 1
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#include <vector>
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#include <utility>
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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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template<typename _Vector>
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class _Vector_profile_pre
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{
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_Vector&
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_M_conjure()
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{ return *static_cast<_Vector*>(this); }
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public:
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#if __cplusplus >= 201103L
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_Vector_profile_pre() = default;
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_Vector_profile_pre(const _Vector_profile_pre&) = default;
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_Vector_profile_pre(_Vector_profile_pre&&) = default;
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_Vector_profile_pre&
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operator=(const _Vector_profile_pre&)
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{ _M_conjure()._M_profile_destruct(); }
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_Vector_profile_pre&
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operator=(_Vector_profile_pre&&) noexcept
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{ _M_conjure()._M_profile_destruct(); }
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#endif
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};
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template<typename _Vector>
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class _Vector_profile_post
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{
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_Vector&
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_M_conjure()
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{ return *static_cast<_Vector*>(this); }
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protected:
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__gnu_profile::__container_size_info* _M_size_info;
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__gnu_profile::__vector2list_info* _M_vect2list_info;
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_Vector_profile_post() _GLIBCXX_NOEXCEPT
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{ _M_profile_construct(); }
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#if __cplusplus >= 201103L
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_Vector_profile_post(const _Vector_profile_post&) noexcept
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: _Vector_profile_post() { }
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_Vector_profile_post(_Vector_profile_post&& __other) noexcept
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: _Vector_profile_post()
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{ _M_swap(__other); }
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_Vector_profile_post&
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operator=(const _Vector_profile_post&) noexcept
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{ _M_profile_construct(); }
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_Vector_profile_post&
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operator=(_Vector_profile_post&& __other) noexcept
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{
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_M_swap(__other);
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__other._M_profile_construct();
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}
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#endif
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~_Vector_profile_post()
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{ _M_conjure()._M_profile_destruct(); }
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public:
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void
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_M_profile_construct() _GLIBCXX_NOEXCEPT
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{
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_M_size_info =
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__profcxx_vector_size_construct(_M_conjure().capacity());
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_M_vect2list_info = __profcxx_vector2list_construct();
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}
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void
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_M_profile_destruct() _GLIBCXX_NOEXCEPT
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{
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__profcxx_vector2list_destruct(_M_vect2list_info);
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_M_vect2list_info = 0;
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__profcxx_vector_size_destruct(_M_size_info,
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_M_conjure().capacity(),
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_M_conjure().size());
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_M_size_info = 0;
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}
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void
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_M_swap(_Vector_profile_post& __other) _GLIBCXX_NOEXCEPT
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{
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std::swap(_M_size_info, __other._M_size_info);
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std::swap(_M_vect2list_info, __other._M_vect2list_info);
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}
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};
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template<typename _Tp,
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typename _Allocator = std::allocator<_Tp> >
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class vector
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: public _Vector_profile_pre<vector<_Tp, _Allocator> >,
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public _GLIBCXX_STD_C::vector<_Tp, _Allocator>,
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public _Vector_profile_post<vector<_Tp, _Allocator> >
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{
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typedef _GLIBCXX_STD_C::vector<_Tp, _Allocator> _Base;
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typedef typename _Base::iterator _Base_iterator;
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typedef typename _Base::const_iterator _Base_const_iterator;
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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<_Base_iterator, vector>
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iterator;
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typedef __iterator_tracker<_Base_const_iterator, vector>
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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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_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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// 23.2.4.1 construct/copy/destroy:
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#if __cplusplus < 201103L
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vector()
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{ }
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vector(const vector& __x)
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: _Base(__x) { }
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#else
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vector() = default;
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vector(const vector&) = default;
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vector(vector&&) = default;
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#endif
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explicit
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vector(const _Allocator& __a) _GLIBCXX_NOEXCEPT
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: _Base(__a) { }
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#if __cplusplus >= 201103L
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explicit
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vector(size_type __n, const _Allocator& __a = _Allocator())
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: _Base(__n, __a) { }
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vector(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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vector(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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vector(_InputIterator __first, _InputIterator __last,
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const _Allocator& __a = _Allocator())
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: _Base(__first, __last, __a) { }
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/// Construction from a normal-mode vector
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vector(const _Base& __x)
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: _Base(__x) { }
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#if __cplusplus >= 201103L
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vector(const _Base& __x, const _Allocator& __a)
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: _Base(__x, __a) { }
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vector(vector&& __x, const _Allocator& __a)
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: _Base(std::move(__x), __a) { }
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vector(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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#if __cplusplus < 201103L
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vector&
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operator=(const vector& __x)
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{
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this->_M_profile_destruct();
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_M_base() = __x;
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this->_M_profile_construct();
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return *this;
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}
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#else
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vector&
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operator=(const vector&) = default;
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vector&
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operator=(vector&&) = default;
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vector&
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operator=(initializer_list<value_type> __l)
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{
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this->_M_profile_destruct();
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_M_base() = __l;
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this->_M_profile_construct();
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return *this;
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}
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#endif
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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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{ return iterator(_Base::end(), this); }
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const_iterator
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end() const _GLIBCXX_NOEXCEPT
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{ return const_iterator(_Base::end(), this); }
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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(), 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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// 23.2.4.2 capacity:
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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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__profcxx_vector2list_invalid_operator(this->_M_vect2list_info);
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_M_profile_resize(this->capacity(), __sz);
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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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__profcxx_vector2list_invalid_operator(this->_M_vect2list_info);
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_M_profile_resize(this->capacity(), __sz);
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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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__profcxx_vector2list_invalid_operator(this->_M_vect2list_info);
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_M_profile_resize(this->capacity(), __sz);
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_Base::resize(__sz, __c);
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}
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#endif
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// element access:
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reference
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operator[](size_type __n) _GLIBCXX_NOEXCEPT
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{
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__profcxx_vector2list_invalid_operator(this->_M_vect2list_info);
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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 _GLIBCXX_NOEXCEPT
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{
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__profcxx_vector2list_invalid_operator(this->_M_vect2list_info);
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return _M_base()[__n];
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}
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// 23.2.4.3 modifiers:
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void
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push_back(const _Tp& __x)
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{
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size_type __old_size = this->capacity();
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_Base::push_back(__x);
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_M_profile_resize(__old_size, this->capacity());
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}
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#if __cplusplus >= 201103L
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void
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push_back(_Tp&& __x)
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{
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size_type __old_size = this->capacity();
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_Base::push_back(std::move(__x));
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_M_profile_resize(__old_size, this->capacity());
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}
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#endif
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iterator
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#if __cplusplus >= 201103L
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insert(const_iterator __pos, const _Tp& __x)
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#else
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insert(iterator __pos, const _Tp& __x)
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#endif
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{
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__profcxx_vector2list_insert(this->_M_vect2list_info,
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__pos.base() - _Base::begin(),
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this->size());
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size_type __old_size = this->capacity();
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_Base_iterator __res = _Base::insert(__pos.base(), __x);
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_M_profile_resize(__old_size, this->capacity());
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return iterator(__res, this);
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}
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#if __cplusplus >= 201103L
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iterator
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insert(const_iterator __pos, _Tp&& __x)
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{
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__profcxx_vector2list_insert(this->_M_vect2list_info,
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__pos.base() - _Base::cbegin(),
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this->size());
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size_type __old_size = this->capacity();
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_Base_iterator __res = _Base::insert(__pos.base(), __x);
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_M_profile_resize(__old_size, this->capacity());
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return iterator(__res, this);
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}
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template<typename... _Args>
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iterator
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emplace(const_iterator __pos, _Args&&... __args)
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{
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_Base_iterator __res = _Base::emplace(__pos.base(),
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std::forward<_Args>(__args)...);
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return iterator(__res, this);
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}
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iterator
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insert(const_iterator __pos, initializer_list<value_type> __l)
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{ return this->insert(__pos, __l.begin(), __l.end()); }
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#endif
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void
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swap(vector& __x)
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#if __cplusplus >= 201103L
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noexcept( noexcept(declval<_Base>().swap(__x)) )
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#endif
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{
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_Base::swap(__x);
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this->_M_swap(__x);
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}
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#if __cplusplus >= 201103L
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iterator
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insert(const_iterator __pos, size_type __n, const _Tp& __x)
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{
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__profcxx_vector2list_insert(this->_M_vect2list_info,
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__pos.base() - _Base::cbegin(),
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this->size());
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size_type __old_size = this->capacity();
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_Base_iterator __res = _Base::insert(__pos, __n, __x);
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_M_profile_resize(__old_size, this->capacity());
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return iterator(__res, this);
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}
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#else
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void
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insert(iterator __pos, size_type __n, const _Tp& __x)
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{
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__profcxx_vector2list_insert(this->_M_vect2list_info,
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__pos.base() - _Base::begin(),
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this->size());
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size_type __old_size = this->capacity();
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_Base::insert(__pos, __n, __x);
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_M_profile_resize(__old_size, this->capacity());
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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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iterator
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insert(const_iterator __pos,
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_InputIterator __first, _InputIterator __last)
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{
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__profcxx_vector2list_insert(this->_M_vect2list_info,
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__pos.base() - _Base::cbegin(),
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this->size());
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size_type __old_size = this->capacity();
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_Base_iterator __res = _Base::insert(__pos, __first, __last);
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_M_profile_resize(__old_size, this->capacity());
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return iterator(__res, this);
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}
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#else
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template<typename _InputIterator>
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void
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insert(iterator __pos,
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_InputIterator __first, _InputIterator __last)
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{
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__profcxx_vector2list_insert(this->_M_vect2list_info,
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__pos.base() - _Base::begin(),
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this->size());
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size_type __old_size = this->capacity();
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_Base::insert(__pos, __first, __last);
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_M_profile_resize(__old_size, this->capacity());
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}
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#endif
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iterator
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#if __cplusplus >= 201103L
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erase(const_iterator __pos)
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#else
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erase(iterator __pos)
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#endif
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{ return iterator(_Base::erase(__pos.base()), this); }
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iterator
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#if __cplusplus >= 201103L
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erase(const_iterator __first, const_iterator __last)
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#else
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erase(iterator __first, iterator __last)
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#endif
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{ return iterator(_Base::erase(__first.base(), __last.base()), this); }
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void
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clear() _GLIBCXX_NOEXCEPT
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{
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this->_M_profile_destruct();
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_Base::clear();
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this->_M_profile_construct();
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}
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inline void
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_M_profile_iterate(int __rewind = 0) const
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{ __profcxx_vector2list_iterate(this->_M_vect2list_info, __rewind); }
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private:
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void _M_profile_resize(size_type __old_size, size_type __new_size)
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{
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if (__old_size < __new_size)
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{
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__profcxx_vector_size_resize(this->_M_size_info,
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this->size(), __new_size);
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__profcxx_vector2list_resize(this->_M_vect2list_info,
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this->size(), __new_size);
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}
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}
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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 vector<_Tp, _Alloc>& __lhs,
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const vector<_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 vector<_Tp, _Alloc>& __lhs,
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const vector<_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 vector<_Tp, _Alloc>& __lhs,
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const vector<_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 vector<_Tp, _Alloc>& __lhs,
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const vector<_Tp, _Alloc>& __rhs)
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{ return __lhs._M_base() <= __rhs._M_base(); }
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template<typename _Tp, typename _Alloc>
|
|
inline bool
|
|
operator>=(const vector<_Tp, _Alloc>& __lhs,
|
|
const vector<_Tp, _Alloc>& __rhs)
|
|
{ return __lhs._M_base() >= __rhs._M_base(); }
|
|
|
|
template<typename _Tp, typename _Alloc>
|
|
inline bool
|
|
operator>(const vector<_Tp, _Alloc>& __lhs,
|
|
const vector<_Tp, _Alloc>& __rhs)
|
|
{ return __lhs._M_base() > __rhs._M_base(); }
|
|
|
|
template<typename _Tp, typename _Alloc>
|
|
inline void
|
|
swap(vector<_Tp, _Alloc>& __lhs, vector<_Tp, _Alloc>& __rhs)
|
|
_GLIBCXX_NOEXCEPT_IF(noexcept(__lhs.swap(__rhs)))
|
|
{ __lhs.swap(__rhs); }
|
|
|
|
} // namespace __profile
|
|
|
|
#if __cplusplus >= 201103L
|
|
// DR 1182.
|
|
/// std::hash specialization for vector<bool>.
|
|
template<typename _Alloc>
|
|
struct hash<__profile::vector<bool, _Alloc>>
|
|
: public __hash_base<size_t, __profile::vector<bool, _Alloc>>
|
|
{
|
|
size_t
|
|
operator()(const __profile::vector<bool, _Alloc>& __b) const noexcept
|
|
{
|
|
return std::hash<_GLIBCXX_STD_C::vector<bool, _Alloc>>()(__b._M_base());
|
|
}
|
|
};
|
|
#endif
|
|
|
|
} // namespace std
|
|
|
|
#endif
|