ordered_base.h revision 1.4 
1// Profiling unordered containers implementation details -*- C++ -*-
2
3// Copyright (C) 2014-2018 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
31namespace std _GLIBCXX_VISIBILITY(default)
32{
33namespace __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