libstdc++
ordered_base.h
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00001 // Profiling unordered containers implementation details -*- C++ -*-
00002 
00003 // Copyright (C) 2014-2015 Free Software Foundation, Inc.
00004 //
00005 // This file is part of the GNU ISO C++ Library.  This library is free
00006 // software; you can redistribute it and/or modify it under the
00007 // terms of the GNU General Public License as published by the
00008 // Free Software Foundation; either version 3, or (at your option)
00009 // any later version.
00010 //
00011 // This library is distributed in the hope that it will be useful,
00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014 // GNU General Public License for more details.
00015 
00016 // Under Section 7 of GPL version 3, you are granted additional
00017 // permissions described in the GCC Runtime Library Exception, version
00018 // 3.1, as published by the Free Software Foundation.
00019 
00020 // You should have received a copy of the GNU General Public License along
00021 // with this library; see the file COPYING3.  If not see
00022 // <http://www.gnu.org/licenses/>.
00023 
00024 /** @file profile/ordered_base.h
00025  *  This file is a GNU profile extension to the Standard C++ Library.
00026  */
00027 
00028 #ifndef _GLIBCXX_PROFILE_ORDERED
00029 #define _GLIBCXX_PROFILE_ORDERED 1
00030 
00031 namespace std _GLIBCXX_VISIBILITY(default)
00032 {
00033 namespace __profile
00034 {
00035   template<typename _Cont>
00036     class _Ordered_profile
00037     {
00038     public:
00039       void
00040       _M_profile_iterate(int __rewind = 0) const
00041       { __profcxx_map2umap_iterate(this->_M_map2umap_info, __rewind); }
00042 
00043     protected:
00044       _Ordered_profile() _GLIBCXX_NOEXCEPT
00045       { _M_profile_construct(); }
00046 
00047 #if __cplusplus >= 201103L
00048       _Ordered_profile(const _Ordered_profile&) noexcept
00049       : _Ordered_profile() { }
00050       _Ordered_profile(_Ordered_profile&& __other) noexcept
00051       : _Ordered_profile()
00052       { _M_swap(__other); }
00053 
00054       _Ordered_profile&
00055       operator=(const _Ordered_profile&) noexcept
00056       {
00057         _M_profile_destruct();
00058         _M_profile_construct();
00059       }
00060 
00061       _Ordered_profile&
00062       operator=(_Ordered_profile&& __other) noexcept
00063       {
00064         _M_swap(__other);
00065         
00066         __other._M_profile_destruct();
00067         __other._M_profile_construct();
00068       }
00069 #endif
00070 
00071       ~_Ordered_profile()
00072       { _M_profile_destruct(); }
00073 
00074       void
00075       _M_profile_construct() _GLIBCXX_NOEXCEPT
00076       { _M_map2umap_info = __profcxx_map2umap_construct(); }
00077 
00078       void
00079       _M_profile_destruct() _GLIBCXX_NOEXCEPT
00080       {
00081         __profcxx_map2umap_destruct(_M_map2umap_info);
00082         _M_map2umap_info = 0;
00083       }
00084 
00085       void
00086       _M_swap(_Ordered_profile& __other)
00087       { std::swap(_M_map2umap_info, __other._M_map2umap_info); }
00088 
00089       __gnu_profile::__map2umap_info* _M_map2umap_info;
00090 
00091     private:
00092       _Cont&
00093       _M_conjure()
00094       { return *static_cast<_Cont*>(this); }
00095     };
00096 
00097 } // namespace __profile
00098 } // namespace std
00099 
00100 #endif