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  1. // Profiling unordered containers implementation details -*- C++ -*-
  2.  
  3. // Copyright (C) 2014-2015 Free Software Foundation, Inc.
  4. //
  5. // This file is part of the GNU ISO C++ Library.  This library is free
  6. // software; you can redistribute it and/or modify it under the
  7. // terms of the GNU General Public License as published by the
  8. // Free Software Foundation; either version 3, or (at your option)
  9. // any later version.
  10. //
  11. // This library is distributed in the hope that it will be useful,
  12. // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13. // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14. // GNU General Public License for more details.
  15.  
  16. // Under Section 7 of GPL version 3, you are granted additional
  17. // permissions described in the GCC Runtime Library Exception, version
  18. // 3.1, as published by the Free Software Foundation.
  19.  
  20. // You should have received a copy of the GNU General Public License along
  21. // with this library; see the file COPYING3.  If not see
  22. // <http://www.gnu.org/licenses/>.
  23.  
  24. /** @file profile/ordered_base.h
  25.  *  This file is a GNU profile extension to the Standard C++ Library.
  26.  */
  27.  
  28. #ifndef _GLIBCXX_PROFILE_ORDERED
  29. #define _GLIBCXX_PROFILE_ORDERED 1
  30.  
  31. namespace std _GLIBCXX_VISIBILITY(default)
  32. {
  33. namespace __profile
  34. {
  35.   template<typename _Cont>
  36.     class _Ordered_profile
  37.     {
  38.     public:
  39.       void
  40.       _M_profile_iterate(int __rewind = 0) const
  41.       { __profcxx_map2umap_iterate(this->_M_map2umap_info, __rewind); }
  42.  
  43.     protected:
  44.       _Ordered_profile() _GLIBCXX_NOEXCEPT
  45.       { _M_profile_construct(); }
  46.  
  47. #if __cplusplus >= 201103L
  48.       _Ordered_profile(const _Ordered_profile&) noexcept
  49.       : _Ordered_profile() { }
  50.       _Ordered_profile(_Ordered_profile&& __other) noexcept
  51.       : _Ordered_profile()
  52.       { _M_swap(__other); }
  53.  
  54.       _Ordered_profile&
  55.       operator=(const _Ordered_profile&) noexcept
  56.       {
  57.         _M_profile_destruct();
  58.         _M_profile_construct();
  59.       }
  60.  
  61.       _Ordered_profile&
  62.       operator=(_Ordered_profile&& __other) noexcept
  63.       {
  64.         _M_swap(__other);
  65.        
  66.         __other._M_profile_destruct();
  67.         __other._M_profile_construct();
  68.       }
  69. #endif
  70.  
  71.       ~_Ordered_profile()
  72.       { _M_profile_destruct(); }
  73.  
  74.       void
  75.       _M_profile_construct() _GLIBCXX_NOEXCEPT
  76.       { _M_map2umap_info = __profcxx_map2umap_construct(); }
  77.  
  78.       void
  79.       _M_profile_destruct() _GLIBCXX_NOEXCEPT
  80.       {
  81.         __profcxx_map2umap_destruct(_M_map2umap_info);
  82.         _M_map2umap_info = 0;
  83.       }
  84.  
  85.       void
  86.       _M_swap(_Ordered_profile& __other)
  87.       { std::swap(_M_map2umap_info, __other._M_map2umap_info); }
  88.  
  89.       __gnu_profile::__map2umap_info* _M_map2umap_info;
  90.  
  91.     private:
  92.       _Cont&
  93.       _M_conjure()
  94.       { return *static_cast<_Cont*>(this); }
  95.     };
  96.  
  97. } // namespace __profile
  98. } // namespace std
  99.  
  100. #endif
  101.