<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.15"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>libstdc++: tags.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="navtree.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="resize.js"></script> <script type="text/javascript" src="navtreedata.js"></script> <script type="text/javascript" src="navtree.js"></script> <script type="text/javascript"> /* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ $(document).ready(initResizable); /* @license-end */</script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td id="projectalign" style="padding-left: 0.5em;"> <div id="projectname">libstdc++ </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.15 --> </div><!-- top --> <div id="side-nav" class="ui-resizable side-nav-resizable"> <div id="nav-tree"> <div id="nav-tree-contents"> <div id="nav-sync" class="sync"></div> </div> </div> <div id="splitbar" style="-moz-user-select:none;" class="ui-resizable-handle"> </div> </div> <script type="text/javascript"> /* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ $(document).ready(function(){initNavTree('a00965_source.html','');}); /* @license-end */ </script> <div id="doc-content"> <div class="header"> <div class="headertitle"> <div class="title">tags.h</div> </div> </div><!--header--> <div class="contents"> <a href="a00965.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// -*- C++ -*-</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> </div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Copyright (C) 2007-2018 Free Software Foundation, Inc.</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">//</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// This file is part of the GNU ISO C++ Library. This library is free</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// software; you can redistribute it and/or modify it under the terms</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// of the GNU General Public License as published by the Free Software</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// Foundation; either version 3, or (at your option) any later</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// version.</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// This library is distributed in the hope that it will be useful, but</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// WITHOUT ANY WARRANTY; without even the implied warranty of</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// General Public License for more details.</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// Under Section 7 of GPL version 3, you are granted additional</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">// permissions described in the GCC Runtime Library Exception, version</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// 3.1, as published by the Free Software Foundation.</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// You should have received a copy of the GNU General Public License and</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// a copy of the GCC Runtime Library Exception along with this program;</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">// <http://www.gnu.org/licenses/>.</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"></span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">/**</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * @file parallel/tags.h</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * @brief Tags for compile-time selection.</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> * This file is a GNU parallel extension to the Standard C++ Library.</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> */</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">// Written by Johannes Singler and Felix Putze.</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#ifndef _GLIBCXX_PARALLEL_TAGS_H</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#define _GLIBCXX_PARALLEL_TAGS_H 1</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include <omp.h></span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include <<a class="code" href="a00968.html">parallel/types.h</a>></span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">namespace </span><a class="code" href="a01572.html">__gnu_parallel</a></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> {<span class="comment"></span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"> /** @brief Forces sequential execution at compile time. */</span></div><div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="a09636.html"> 42</a></span>  <span class="keyword">struct </span><a class="code" href="a09636.html">sequential_tag</a> { };</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"></span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"> /** @brief Recommends parallel execution at compile time,</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"> * optionally using a user-specified number of threads. */</span></div><div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="a09640.html"> 46</a></span>  <span class="keyword">struct </span><a class="code" href="a09640.html">parallel_tag</a></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  {</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <a class="code" href="a01572.html#a05e502e51bfc3233671730f74a44dc6a">_ThreadIndex</a> _M_num_threads;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keyword">public</span>:<span class="comment"></span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> /** @brief Default constructor. Use default number of threads. */</span></div><div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="a09640.html#a078f748f2174e172bc02da9e8858e10e"> 53</a></span>  <a class="code" href="a09640.html#a078f748f2174e172bc02da9e8858e10e">parallel_tag</a>()</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  { _M_num_threads = 0; }</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"></span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> /** @brief Default constructor. Recommend number of threads to use.</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> * @param __num_threads Desired number of threads. */</span></div><div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="a09640.html#a861ef80b7465fe2984625ebf5f1bea97"> 58</a></span>  <a class="code" href="a09640.html#a861ef80b7465fe2984625ebf5f1bea97">parallel_tag</a>(<a class="code" href="a01572.html#a05e502e51bfc3233671730f74a44dc6a">_ThreadIndex</a> __num_threads)</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  { _M_num_threads = __num_threads; }</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"></span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"> /** @brief Find out desired number of threads.</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> * @return Desired number of threads. */</span></div><div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="a09640.html#a18b32829b31b902699690b750e190e59"> 63</a></span>  <a class="code" href="a01572.html#a05e502e51bfc3233671730f74a44dc6a">_ThreadIndex</a> <a class="code" href="a09640.html#a18b32829b31b902699690b750e190e59">__get_num_threads</a>()</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  {</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordflow">if</span>(_M_num_threads == 0)</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordflow">return</span> omp_get_max_threads();</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">return</span> _M_num_threads;</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  }</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment"></span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment"> /** @brief Set the desired number of threads.</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="comment"> * @param __num_threads Desired number of threads. */</span></div><div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="a09640.html#ac4b2be3fbb957a3754b13167428ab6eb"> 73</a></span>  <span class="keywordtype">void</span> <a class="code" href="a09640.html#ac4b2be3fbb957a3754b13167428ab6eb">set_num_threads</a>(<a class="code" href="a01572.html#a05e502e51bfc3233671730f74a44dc6a">_ThreadIndex</a> __num_threads)</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  { _M_num_threads = __num_threads; }</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  };</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment"></span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment"> /** @brief Recommends parallel execution using the</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment"> default parallel algorithm. */</span></div><div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="a09644.html"> 79</a></span>  <span class="keyword">struct </span><a class="code" href="a09644.html">default_parallel_tag</a> : <span class="keyword">public</span> <a class="code" href="a09640.html">parallel_tag</a></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  {</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <a class="code" href="a09644.html">default_parallel_tag</a>() { }</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <a class="code" href="a09644.html">default_parallel_tag</a>(<a class="code" href="a01572.html#a05e502e51bfc3233671730f74a44dc6a">_ThreadIndex</a> __num_threads)</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  : <a class="code" href="a09640.html#a078f748f2174e172bc02da9e8858e10e">parallel_tag</a>(__num_threads) { }</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  };</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment"></span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="comment"> /** @brief Recommends parallel execution using dynamic</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="comment"> load-balancing at compile time. */</span></div><div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="a09648.html"> 88</a></span>  <span class="keyword">struct </span><a class="code" href="a09648.html">balanced_tag</a> : <span class="keyword">public</span> <a class="code" href="a09640.html">parallel_tag</a> { };</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment"></span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="comment"> /** @brief Recommends parallel execution using static</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment"> load-balancing at compile time. */</span></div><div class="line"><a name="l00092"></a><span class="lineno"><a class="line" href="a09652.html"> 92</a></span>  <span class="keyword">struct </span><a class="code" href="a09652.html">unbalanced_tag</a> : <span class="keyword">public</span> <a class="code" href="a09640.html">parallel_tag</a> { };</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="comment"></span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="comment"> /** @brief Recommends parallel execution using OpenMP dynamic</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="comment"> load-balancing at compile time. */</span></div><div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="a09656.html"> 96</a></span>  <span class="keyword">struct </span><a class="code" href="a09656.html">omp_loop_tag</a> : <span class="keyword">public</span> <a class="code" href="a09640.html">parallel_tag</a> { };</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment"></span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="comment"> /** @brief Recommends parallel execution using OpenMP static</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="comment"> load-balancing at compile time. */</span></div><div class="line"><a name="l00100"></a><span class="lineno"><a class="line" href="a09660.html"> 100</a></span>  <span class="keyword">struct </span><a class="code" href="a09660.html">omp_loop_static_tag</a> : <span class="keyword">public</span> <a class="code" href="a09640.html">parallel_tag</a> { };</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="comment"></span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment"> /** @brief Base class for for std::find() variants. */</span></div><div class="line"><a name="l00104"></a><span class="lineno"><a class="line" href="a09664.html"> 104</a></span>  <span class="keyword">struct </span><a class="code" href="a09664.html">find_tag</a> { };</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment"></span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment"> /** @brief Forces parallel merging</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment"> * with exact splitting, at compile time. */</span></div><div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="a09668.html"> 109</a></span>  <span class="keyword">struct </span><a class="code" href="a09668.html">exact_tag</a> : <span class="keyword">public</span> <a class="code" href="a09640.html">parallel_tag</a></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  {</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <a class="code" href="a09668.html">exact_tag</a>() { }</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <a class="code" href="a09668.html">exact_tag</a>(<a class="code" href="a01572.html#a05e502e51bfc3233671730f74a44dc6a">_ThreadIndex</a> __num_threads)</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  : <a class="code" href="a09640.html#a078f748f2174e172bc02da9e8858e10e">parallel_tag</a>(__num_threads) { }</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  };</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment"></span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment"> /** @brief Forces parallel merging</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="comment"> * with exact splitting, at compile time. */</span></div><div class="line"><a name="l00118"></a><span class="lineno"><a class="line" href="a09672.html"> 118</a></span>  <span class="keyword">struct </span><a class="code" href="a09672.html">sampling_tag</a> : <span class="keyword">public</span> <a class="code" href="a09640.html">parallel_tag</a></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  {</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <a class="code" href="a09672.html">sampling_tag</a>() { }</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <a class="code" href="a09672.html">sampling_tag</a>(<a class="code" href="a01572.html#a05e502e51bfc3233671730f74a44dc6a">_ThreadIndex</a> __num_threads)</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  : <a class="code" href="a09640.html#a078f748f2174e172bc02da9e8858e10e">parallel_tag</a>(__num_threads) { }</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  };</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment"></span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment"> /** @brief Forces parallel sorting using multiway mergesort</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="comment"> * at compile time. */</span></div><div class="line"><a name="l00128"></a><span class="lineno"><a class="line" href="a09676.html"> 128</a></span>  <span class="keyword">struct </span><a class="code" href="a09676.html">multiway_mergesort_tag</a> : <span class="keyword">public</span> <a class="code" href="a09640.html">parallel_tag</a></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  {</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <a class="code" href="a09676.html">multiway_mergesort_tag</a>() { }</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <a class="code" href="a09676.html">multiway_mergesort_tag</a>(<a class="code" href="a01572.html#a05e502e51bfc3233671730f74a44dc6a">_ThreadIndex</a> __num_threads)</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  : <a class="code" href="a09640.html#a078f748f2174e172bc02da9e8858e10e">parallel_tag</a>(__num_threads) { }</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  };</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment"></span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment"> /** @brief Forces parallel sorting using multiway mergesort</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment"> * with exact splitting at compile time. */</span></div><div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="a09680.html"> 137</a></span>  <span class="keyword">struct </span><a class="code" href="a09680.html">multiway_mergesort_exact_tag</a> : <span class="keyword">public</span> <a class="code" href="a09640.html">parallel_tag</a></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  {</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <a class="code" href="a09680.html">multiway_mergesort_exact_tag</a>() { }</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <a class="code" href="a09680.html">multiway_mergesort_exact_tag</a>(<a class="code" href="a01572.html#a05e502e51bfc3233671730f74a44dc6a">_ThreadIndex</a> __num_threads)</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  : <a class="code" href="a09640.html#a078f748f2174e172bc02da9e8858e10e">parallel_tag</a>(__num_threads) { }</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  };</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="comment"></span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="comment"> /** @brief Forces parallel sorting using multiway mergesort</span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="comment"> * with splitting by sampling at compile time. */</span></div><div class="line"><a name="l00146"></a><span class="lineno"><a class="line" href="a09684.html"> 146</a></span>  <span class="keyword">struct </span><a class="code" href="a09684.html">multiway_mergesort_sampling_tag</a> : <span class="keyword">public</span> <a class="code" href="a09640.html">parallel_tag</a></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  {</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <a class="code" href="a09684.html">multiway_mergesort_sampling_tag</a>() { }</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <a class="code" href="a09684.html">multiway_mergesort_sampling_tag</a>(<a class="code" href="a01572.html#a05e502e51bfc3233671730f74a44dc6a">_ThreadIndex</a> __num_threads)</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  : <a class="code" href="a09640.html#a078f748f2174e172bc02da9e8858e10e">parallel_tag</a>(__num_threads) { }</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  };</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="comment"></span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="comment"> /** @brief Forces parallel sorting using unbalanced quicksort</span></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment"> * at compile time. */</span></div><div class="line"><a name="l00155"></a><span class="lineno"><a class="line" href="a09688.html"> 155</a></span>  <span class="keyword">struct </span><a class="code" href="a09688.html">quicksort_tag</a> : <span class="keyword">public</span> <a class="code" href="a09640.html">parallel_tag</a></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  {</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <a class="code" href="a09688.html">quicksort_tag</a>() { }</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <a class="code" href="a09688.html">quicksort_tag</a>(<a class="code" href="a01572.html#a05e502e51bfc3233671730f74a44dc6a">_ThreadIndex</a> __num_threads)</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  : <a class="code" href="a09640.html#a078f748f2174e172bc02da9e8858e10e">parallel_tag</a>(__num_threads) { }</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  };</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="comment"></span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="comment"> /** @brief Forces parallel sorting using balanced quicksort</span></div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="comment"> * at compile time. */</span></div><div class="line"><a name="l00164"></a><span class="lineno"><a class="line" href="a09692.html"> 164</a></span>  <span class="keyword">struct </span><a class="code" href="a09692.html">balanced_quicksort_tag</a> : <span class="keyword">public</span> <a class="code" href="a09640.html">parallel_tag</a></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  {</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <a class="code" href="a09692.html">balanced_quicksort_tag</a>() { }</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <a class="code" href="a09692.html">balanced_quicksort_tag</a>(<a class="code" href="a01572.html#a05e502e51bfc3233671730f74a44dc6a">_ThreadIndex</a> __num_threads)</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  : <a class="code" href="a09640.html#a078f748f2174e172bc02da9e8858e10e">parallel_tag</a>(__num_threads) { }</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  };</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="comment"></span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment"> /** @brief Selects the growing block size variant for std::find().</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="comment"> @see _GLIBCXX_FIND_GROWING_BLOCKS */</span></div><div class="line"><a name="l00174"></a><span class="lineno"><a class="line" href="a09696.html"> 174</a></span>  <span class="keyword">struct </span><a class="code" href="a09696.html">growing_blocks_tag</a> : <span class="keyword">public</span> <a class="code" href="a09664.html">find_tag</a> { };</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="comment"></span></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="comment"> /** @brief Selects the constant block size variant for std::find().</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="comment"> @see _GLIBCXX_FIND_CONSTANT_SIZE_BLOCKS */</span></div><div class="line"><a name="l00178"></a><span class="lineno"><a class="line" href="a09700.html"> 178</a></span>  <span class="keyword">struct </span><a class="code" href="a09700.html">constant_size_blocks_tag</a> : <span class="keyword">public</span> <a class="code" href="a09664.html">find_tag</a> { };</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment"></span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="comment"> /** @brief Selects the equal splitting variant for std::find().</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="comment"> @see _GLIBCXX_FIND_EQUAL_SPLIT */</span></div><div class="line"><a name="l00182"></a><span class="lineno"><a class="line" href="a09704.html"> 182</a></span>  <span class="keyword">struct </span><a class="code" href="a09704.html">equal_split_tag</a> : <span class="keyword">public</span> <a class="code" href="a09664.html">find_tag</a> { };</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> }</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="preprocessor">#endif </span><span class="comment">/* _GLIBCXX_PARALLEL_TAGS_H */</span><span class="preprocessor"></span></div><div class="ttc" id="a09668_html"><div class="ttname"><a href="a09668.html">__gnu_parallel::exact_tag</a></div><div class="ttdoc">Forces parallel merging with exact splitting, at compile time.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00109">tags.h:109</a></div></div> <div class="ttc" id="a09656_html"><div class="ttname"><a href="a09656.html">__gnu_parallel::omp_loop_tag</a></div><div class="ttdoc">Recommends parallel execution using OpenMP dynamic load-balancing at compile time.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00096">tags.h:96</a></div></div> <div class="ttc" id="a09644_html"><div class="ttname"><a href="a09644.html">__gnu_parallel::default_parallel_tag</a></div><div class="ttdoc">Recommends parallel execution using the default parallel algorithm.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00079">tags.h:79</a></div></div> <div class="ttc" id="a00968_html"><div class="ttname"><a href="a00968.html">types.h</a></div><div class="ttdoc">Basic types and typedefs. This file is a GNU parallel extension to the Standard C++ Library.</div></div> <div class="ttc" id="a09688_html"><div class="ttname"><a href="a09688.html">__gnu_parallel::quicksort_tag</a></div><div class="ttdoc">Forces parallel sorting using unbalanced quicksort at compile time.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00155">tags.h:155</a></div></div> <div class="ttc" id="a09640_html_a078f748f2174e172bc02da9e8858e10e"><div class="ttname"><a href="a09640.html#a078f748f2174e172bc02da9e8858e10e">__gnu_parallel::parallel_tag::parallel_tag</a></div><div class="ttdeci">parallel_tag()</div><div class="ttdoc">Default constructor. Use default number of threads.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00053">tags.h:53</a></div></div> <div class="ttc" id="a09676_html"><div class="ttname"><a href="a09676.html">__gnu_parallel::multiway_mergesort_tag</a></div><div class="ttdoc">Forces parallel sorting using multiway mergesort at compile time.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00128">tags.h:128</a></div></div> <div class="ttc" id="a09664_html"><div class="ttname"><a href="a09664.html">__gnu_parallel::find_tag</a></div><div class="ttdoc">Base class for for std::find() variants.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00104">tags.h:104</a></div></div> <div class="ttc" id="a09696_html"><div class="ttname"><a href="a09696.html">__gnu_parallel::growing_blocks_tag</a></div><div class="ttdoc">Selects the growing block size variant for std::find().</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00174">tags.h:174</a></div></div> <div class="ttc" id="a09640_html_a18b32829b31b902699690b750e190e59"><div class="ttname"><a href="a09640.html#a18b32829b31b902699690b750e190e59">__gnu_parallel::parallel_tag::__get_num_threads</a></div><div class="ttdeci">_ThreadIndex __get_num_threads()</div><div class="ttdoc">Find out desired number of threads.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00063">tags.h:63</a></div></div> <div class="ttc" id="a09684_html"><div class="ttname"><a href="a09684.html">__gnu_parallel::multiway_mergesort_sampling_tag</a></div><div class="ttdoc">Forces parallel sorting using multiway mergesort with splitting by sampling at compile time.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00146">tags.h:146</a></div></div> <div class="ttc" id="a09640_html_a861ef80b7465fe2984625ebf5f1bea97"><div class="ttname"><a href="a09640.html#a861ef80b7465fe2984625ebf5f1bea97">__gnu_parallel::parallel_tag::parallel_tag</a></div><div class="ttdeci">parallel_tag(_ThreadIndex __num_threads)</div><div class="ttdoc">Default constructor. Recommend number of threads to use.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00058">tags.h:58</a></div></div> <div class="ttc" id="a01572_html_a05e502e51bfc3233671730f74a44dc6a"><div class="ttname"><a href="a01572.html#a05e502e51bfc3233671730f74a44dc6a">__gnu_parallel::_ThreadIndex</a></div><div class="ttdeci">uint16_t _ThreadIndex</div><div class="ttdoc">Unsigned integer to index a thread number. The maximum thread number (for each processor) must fit in...</div><div class="ttdef"><b>Definition:</b> <a href="a00968_source.html#l00123">types.h:123</a></div></div> <div class="ttc" id="a09700_html"><div class="ttname"><a href="a09700.html">__gnu_parallel::constant_size_blocks_tag</a></div><div class="ttdoc">Selects the constant block size variant for std::find().</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00178">tags.h:178</a></div></div> <div class="ttc" id="a09652_html"><div class="ttname"><a href="a09652.html">__gnu_parallel::unbalanced_tag</a></div><div class="ttdoc">Recommends parallel execution using static load-balancing at compile time.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00092">tags.h:92</a></div></div> <div class="ttc" id="a09640_html"><div class="ttname"><a href="a09640.html">__gnu_parallel::parallel_tag</a></div><div class="ttdoc">Recommends parallel execution at compile time, optionally using a user-specified number of threads.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00046">tags.h:46</a></div></div> <div class="ttc" id="a09672_html"><div class="ttname"><a href="a09672.html">__gnu_parallel::sampling_tag</a></div><div class="ttdoc">Forces parallel merging with exact splitting, at compile time.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00118">tags.h:118</a></div></div> <div class="ttc" id="a09660_html"><div class="ttname"><a href="a09660.html">__gnu_parallel::omp_loop_static_tag</a></div><div class="ttdoc">Recommends parallel execution using OpenMP static load-balancing at compile time.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00100">tags.h:100</a></div></div> <div class="ttc" id="a09640_html_ac4b2be3fbb957a3754b13167428ab6eb"><div class="ttname"><a href="a09640.html#ac4b2be3fbb957a3754b13167428ab6eb">__gnu_parallel::parallel_tag::set_num_threads</a></div><div class="ttdeci">void set_num_threads(_ThreadIndex __num_threads)</div><div class="ttdoc">Set the desired number of threads.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00073">tags.h:73</a></div></div> <div class="ttc" id="a09692_html"><div class="ttname"><a href="a09692.html">__gnu_parallel::balanced_quicksort_tag</a></div><div class="ttdoc">Forces parallel sorting using balanced quicksort at compile time.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00164">tags.h:164</a></div></div> <div class="ttc" id="a09680_html"><div class="ttname"><a href="a09680.html">__gnu_parallel::multiway_mergesort_exact_tag</a></div><div class="ttdoc">Forces parallel sorting using multiway mergesort with exact splitting at compile time.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00137">tags.h:137</a></div></div> <div class="ttc" id="a09704_html"><div class="ttname"><a href="a09704.html">__gnu_parallel::equal_split_tag</a></div><div class="ttdoc">Selects the equal splitting variant for std::find().</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00182">tags.h:182</a></div></div> <div class="ttc" id="a09648_html"><div class="ttname"><a href="a09648.html">__gnu_parallel::balanced_tag</a></div><div class="ttdoc">Recommends parallel execution using dynamic load-balancing at compile time.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00088">tags.h:88</a></div></div> <div class="ttc" id="a01572_html"><div class="ttname"><a href="a01572.html">__gnu_parallel</a></div><div class="ttdoc">GNU parallel code for public use.</div><div class="ttdef"><b>Definition:</b> <a href="a00869_source.html#l00061">balanced_quicksort.h:61</a></div></div> <div class="ttc" id="a09636_html"><div class="ttname"><a href="a09636.html">__gnu_parallel::sequential_tag</a></div><div class="ttdoc">Forces sequential execution at compile time.</div><div class="ttdef"><b>Definition:</b> <a href="a00965_source.html#l00042">tags.h:42</a></div></div> </div><!-- fragment --></div><!-- contents --> </div><!-- doc-content --> <!-- start footer part --> <div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> <ul> <li class="navelem"><a class="el" href="dir_3a83f109ff04170a1f8448445d1bdcba.html">include</a></li><li class="navelem"><a class="el" href="dir_2f1ac407c3bb97b79c0150323d069a39.html">parallel</a></li><li class="navelem"><a class="el" href="a00965.html">tags.h</a></li> <li class="footer">Generated by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.15 </li> </ul> </div> </body> </html>