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<li class="navelem"><a class="el" href="dir_6f9635d4fbfa321d4c00f29df5cd540c.html">samples</a></li><li class="navelem"><a class="el" href="dir_6d7b8fefbd71982f743a3fcfa85bbf1f.html">bvsample12</a></li> </ul>
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<a href="sample12_8cpp.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">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">Copyright(c) 2002-2017 Anatoliy Kuznetsov(anatoliy_kuznetsov at yahoo.com)</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"></span> </div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">Licensed under the Apache License, Version 2.0 (the "License");</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">you may not use this file except in compliance with the License.</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">You may obtain a copy of the License at</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"></span> </div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> http://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"></span> </div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">Unless required by applicable law or agreed to in writing, software</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">distributed under the License is distributed on an "AS IS" BASIS,</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">See the License for the specific language governing permissions and</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">limitations under the License.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"></span> </div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">For more information please visit: http://bitmagic.io</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"></span> </div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">/** \example sample12.cpp</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> Example of how to use various bit setting techniques. </span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> Several techniques benchmarked to better illustrate relative performance.</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"></span> </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> \sa bm::bvector<>::set() </span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> \sa bm::bvector<>::set_bit()</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> \sa bm::bvector<>::set_bit_conditional()</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> \sa bm::bvector<>::set_range()</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> \sa bm::bvector<>::clear_bit()</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> \sa bm::bvector<>::reset()</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> \sa bm::bvector<>::flip()</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> \sa bm::bvector<>::swap()</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> \sa bm::bvector<>::extract_next()</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> \sa bm::bvector<>::set_bit_no_check()</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"> \sa bm::combine_or()</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"></span> </div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">/*! \file sample12.cpp</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"> \brief Example: bvector<> analysis of bit setting methods</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  </div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include <iostream></span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include <vector></span></div>
<div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="sample12_8cpp.html#aeec70ee79c6cfac29e87e9d8d8a64697"> 42</a></span> <span class="preprocessor">#define BM64ADDR</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#include "<a class="code" href="bm_8h.html">bm.h</a>"</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#include "<a class="code" href="bmalgo_8h.html">bmalgo.h</a>"</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#include "<a class="code" href="bmtimer_8h.html">bmtimer.h</a>"</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  </div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">using namespace </span>std;</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  </div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment">// timing storage for benchmarking</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="sample12_8cpp.html#a6cb51d150528a5d2d87acb3e88f450bc"> 50</a></span> <a class="code" href="classbm_1_1chrono__taker.html#add1676592117ed0eaa2fa6279a71b46a">bm::chrono_taker::duration_map_type</a> <a class="code" href="sample12_8cpp.html#a6cb51d150528a5d2d87acb3e88f450bc">timing_map</a>;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  </div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment">// depending of the build it may be "unsigned int" or 64-bit "unsigned long long"</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="sample12_8cpp.html#aea59d980189c67689688d065772264ce"> 53</a></span> <span class="keyword">typedef</span> <a class="code" href="classbm_1_1bvector.html#a405dd9ed048c935c84a5086ec8ba3649">bm::bvector<>::size_type</a> <a class="code" href="sample12_8cpp.html#aea59d980189c67689688d065772264ce">bm_size_type</a>;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  </div>
<div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="sample12_8cpp.html#a12d500a3c5d539076999df209ab93064"> 55</a></span> <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <a class="code" href="sample12_8cpp.html#a12d500a3c5d539076999df209ab93064">benchmark_count</a> = 1000;</div>
<div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="sample12_8cpp.html#acf2be975bb4e69c162eb699a994468d7"> 56</a></span> <a class="code" href="sample12_8cpp.html#aea59d980189c67689688d065772264ce">bm_size_type</a> <a class="code" href="sample12_8cpp.html#acf2be975bb4e69c162eb699a994468d7">vector_max</a> = 4000000;</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  </div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  </div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment">// Utility template function used to print container</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="sample12_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec"> 60</a></span> <span class="keyword">template</span><<span class="keyword">class</span> T> <span class="keywordtype">void</span> <a class="code" href="sample12_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(T first, T last)</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> {</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">if</span> (first == last)</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  std::cout << <span class="stringliteral">"<EMPTY SET>"</span>;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordflow">for</span> (; first != last; ++first)</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  std::cout << *first << <span class="stringliteral">";"</span>;</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  std::cout << std::endl;</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> }</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>  </div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="keyword">static</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="sample12_8cpp.html#aa785f28da30cfa6e34be9472cf7cb37a"> 72</a></span> <span class="keywordtype">void</span> <a class="code" href="sample12_8cpp.html#aa785f28da30cfa6e34be9472cf7cb37a">generate_test_vectors</a>(std::vector<bm_size_type> &v1,</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  std::vector<bm_size_type> &v2,</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  std::vector<bm_size_type> &v3)</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>  <a class="code" href="sample12_8cpp.html#aea59d980189c67689688d065772264ce">bm_size_type</a> j;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">for</span> (j = 0; j < <a class="code" href="sample12_8cpp.html#acf2be975bb4e69c162eb699a994468d7">vector_max</a>; j += 2)</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  {</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  v1.push_back(j);</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>  <span class="keywordflow">for</span> (j = 0; j < <a class="code" href="sample12_8cpp.html#acf2be975bb4e69c162eb699a994468d7">vector_max</a>; j += 5)</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  {</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  v2.push_back(j);</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="keywordflow">for</span> (j = 0; j < <a class="code" href="sample12_8cpp.html#acf2be975bb4e69c162eb699a994468d7">vector_max</a>; j += 120)</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  {</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  v3.push_back(j);</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  }</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> }</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  </div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  </div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment">// stress test for bm::bvector<>::set_bit() </span></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="keyword">static</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"><a class="line" href="sample12_8cpp.html#ab7cb139c0b7762b6ce403aafac6ea9e5"> 95</a></span> <span class="keywordtype">void</span> <a class="code" href="sample12_8cpp.html#ab7cb139c0b7762b6ce403aafac6ea9e5">bv_set_bit_test</a>()</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> {</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <a class="code" href="classbm_1_1chrono__taker.html">bm::chrono_taker</a> tt1(<span class="stringliteral">"1. bvector<>::set_bit()"</span>, <a class="code" href="sample12_8cpp.html#a12d500a3c5d539076999df209ab93064">benchmark_count</a>, &<a class="code" href="sample12_8cpp.html#a6cb51d150528a5d2d87acb3e88f450bc">timing_map</a>);</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <a class="code" href="classbm_1_1bvector.html">bm::bvector<></a> bv1, bv2, bv3;</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  </div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < <a class="code" href="sample12_8cpp.html#a12d500a3c5d539076999df209ab93064">benchmark_count</a>; ++i)</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>  <a class="code" href="sample12_8cpp.html#aea59d980189c67689688d065772264ce">bm_size_type</a> j;</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">for</span> (j = 0; j < <a class="code" href="sample12_8cpp.html#acf2be975bb4e69c162eb699a994468d7">vector_max</a>; j += 2)</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  {</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  bv1.<a class="code" href="classbm_1_1bvector.html#a6dfc9af9e9041405cbd29394121c4eb6">set_bit</a>(j, <span class="keyword">true</span>);</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  }</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">for</span> (j = 0; j < <a class="code" href="sample12_8cpp.html#acf2be975bb4e69c162eb699a994468d7">vector_max</a>; j += 10)</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  {</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  bv2.<a class="code" href="classbm_1_1bvector.html#a6dfc9af9e9041405cbd29394121c4eb6">set_bit</a>(j, <span class="keyword">true</span>);</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>  <span class="keywordflow">for</span> (j = 0; j < <a class="code" href="sample12_8cpp.html#acf2be975bb4e69c162eb699a994468d7">vector_max</a>; j += 120)</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  {</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  bv3.<a class="code" href="classbm_1_1bvector.html#a6dfc9af9e9041405cbd29394121c4eb6">set_bit</a>(j, <span class="keyword">true</span>);</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>  bv1.<a class="code" href="classbm_1_1bvector.html#ac1280ff08a2b1f4377ca15df081781f8">reset</a>();</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  bv2.<a class="code" href="classbm_1_1bvector.html#ac1280ff08a2b1f4377ca15df081781f8">reset</a>();</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  bv3.<a class="code" href="classbm_1_1bvector.html#ac1280ff08a2b1f4377ca15df081781f8">reset</a>();</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  } <span class="comment">// for</span></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>  </div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  </div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment">// stress test for bm::bvector<>::set_bit() </span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment">//</span></div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="keyword">static</span></div>
<div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="sample12_8cpp.html#aaa286e47cc43f259230ae3b23d70698c"> 125</a></span> <span class="keywordtype">void</span> <a class="code" href="sample12_8cpp.html#aaa286e47cc43f259230ae3b23d70698c">bv_set_bit_no_check_test</a>()</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> {</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <a class="code" href="classbm_1_1chrono__taker.html">bm::chrono_taker</a> tt1(<span class="stringliteral">"2. bvector<>::set_bit_no_check()"</span>, <a class="code" href="sample12_8cpp.html#a12d500a3c5d539076999df209ab93064">benchmark_count</a>, &<a class="code" href="sample12_8cpp.html#a6cb51d150528a5d2d87acb3e88f450bc">timing_map</a>);</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <a class="code" href="classbm_1_1bvector.html">bm::bvector<></a> bv1, bv2, bv3;</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>  bv1.<a class="code" href="classbm_1_1bvector.html#aaceb8d31d9da05f977de5c6a6cd62e24">init</a>();</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  bv2.<a class="code" href="classbm_1_1bvector.html#aaceb8d31d9da05f977de5c6a6cd62e24">init</a>();</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  bv3.<a class="code" href="classbm_1_1bvector.html#aaceb8d31d9da05f977de5c6a6cd62e24">init</a>();</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="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < <a class="code" href="sample12_8cpp.html#a12d500a3c5d539076999df209ab93064">benchmark_count</a>; ++i)</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  {</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <a class="code" href="namespacebm.html#aa3824d882a037396370b16f2f0a8bf37">bm::id_t</a> j;</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">for</span> (j = 0; j < <a class="code" href="sample12_8cpp.html#acf2be975bb4e69c162eb699a994468d7">vector_max</a>; j += 2)</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>  bv1.<a class="code" href="classbm_1_1bvector.html#aff4c0900eed72eaccff6f5804e33ce97">set_bit_no_check</a>(j);</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  }</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">for</span> (j = 0; j < <a class="code" href="sample12_8cpp.html#acf2be975bb4e69c162eb699a994468d7">vector_max</a>; j += 10)</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>  bv2.<a class="code" href="classbm_1_1bvector.html#aff4c0900eed72eaccff6f5804e33ce97">set_bit_no_check</a>(j);</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  }</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordflow">for</span> (j = 0; j < <a class="code" href="sample12_8cpp.html#acf2be975bb4e69c162eb699a994468d7">vector_max</a>; j += 120)</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  {</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  bv3.<a class="code" href="classbm_1_1bvector.html#aff4c0900eed72eaccff6f5804e33ce97">set_bit_no_check</a>(j);</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  }</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  }</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> }</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="keyword">static</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"><a class="line" href="sample12_8cpp.html#a8dcdb72a091739e1c2440c38085583b7"> 153</a></span> <span class="keywordtype">void</span> <a class="code" href="sample12_8cpp.html#a8dcdb72a091739e1c2440c38085583b7">combine_or_test</a>(std::vector<bm_size_type> &v1,</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  std::vector<bm_size_type> &v2,</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  std::vector<bm_size_type> &v3)</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="classbm_1_1chrono__taker.html">bm::chrono_taker</a> tt1(<span class="stringliteral">"3. combine_or()"</span>, <a class="code" href="sample12_8cpp.html#a12d500a3c5d539076999df209ab93064">benchmark_count</a>, &<a class="code" href="sample12_8cpp.html#a6cb51d150528a5d2d87acb3e88f450bc">timing_map</a>);</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <a class="code" href="classbm_1_1bvector.html">bm::bvector<></a> bv1, bv2, bv3;</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  </div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < <a class="code" href="sample12_8cpp.html#a12d500a3c5d539076999df209ab93064">benchmark_count</a>; ++i)</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  {</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <a class="code" href="group__setalgo.html#gab15f2180dfd9a8bcb0d261689336d786">bm::combine_or</a>(bv1, v1.begin(), v1.<a class="code" href="classbm_1_1bvector.html#a937cd13482984f234a5d94cc638c22b5">end</a>());</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <a class="code" href="group__setalgo.html#gab15f2180dfd9a8bcb0d261689336d786">bm::combine_or</a>(bv2, v2.begin(), v2.<a class="code" href="classbm_1_1bvector.html#a937cd13482984f234a5d94cc638c22b5">end</a>());</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <a class="code" href="group__setalgo.html#gab15f2180dfd9a8bcb0d261689336d786">bm::combine_or</a>(bv3, v3.begin(), v3.<a class="code" href="classbm_1_1bvector.html#a937cd13482984f234a5d94cc638c22b5">end</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> }</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  </div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="keyword">static</span></div>
<div class="line"><a name="l00169"></a><span class="lineno"><a class="line" href="sample12_8cpp.html#aac78610fa7e026dd3d081842363381ba"> 169</a></span> <span class="keywordtype">void</span> <a class="code" href="sample12_8cpp.html#aac78610fa7e026dd3d081842363381ba">bvector_bulk_set_test</a>(std::vector<bm_size_type> &v1,</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  std::vector<bm_size_type> &v2,</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  std::vector<bm_size_type> &v3)</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> {</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <a class="code" href="classbm_1_1chrono__taker.html">bm::chrono_taker</a> tt1(<span class="stringliteral">"3. bvector<>::set() array"</span>, <a class="code" href="sample12_8cpp.html#a12d500a3c5d539076999df209ab93064">benchmark_count</a>, &<a class="code" href="sample12_8cpp.html#a6cb51d150528a5d2d87acb3e88f450bc">timing_map</a>);</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <a class="code" href="classbm_1_1bvector.html">bm::bvector<></a> bv1, bv2, bv3;</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  </div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < <a class="code" href="sample12_8cpp.html#a12d500a3c5d539076999df209ab93064">benchmark_count</a>; ++i)</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  {</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  bv1.<a class="code" href="classbm_1_1bvector.html#a52b4259a5cc4ebd8953832c696e24f02">set</a>(&v1[0], <a class="code" href="sample12_8cpp.html#aea59d980189c67689688d065772264ce">bm_size_type</a>(v1.size()));</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  bv2.<a class="code" href="classbm_1_1bvector.html#a52b4259a5cc4ebd8953832c696e24f02">set</a>(&v2[0], <a class="code" href="sample12_8cpp.html#aea59d980189c67689688d065772264ce">bm_size_type</a>(v2.size()));</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  bv3.<a class="code" href="classbm_1_1bvector.html#a52b4259a5cc4ebd8953832c696e24f02">set</a>(&v3[0], <a class="code" href="sample12_8cpp.html#aea59d980189c67689688d065772264ce">bm_size_type</a>(v3.size()));</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  }</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> }</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>  </div>
<div class="line"><a name="l00186"></a><span class="lineno"><a class="line" href="sample12_8cpp.html#a840291bc02cba5474a4cb46a9b9566fe"> 186</a></span> <span class="keywordtype">int</span> <a class="code" href="sample12_8cpp.html#a840291bc02cba5474a4cb46a9b9566fe">main</a>(<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> {</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordflow">try</span></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  {</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="comment">// 0. create bvector, use brace initialization to add some initial data</span></div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <a class="code" href="classbm_1_1bvector.html">bm::bvector<></a> bv1 { 2, 3, 4 };</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  </div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <a class="code" href="sample12_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv1.first(), bv1.end()); <span class="comment">// 2, 3, 4</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  bv1.clear();</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  </div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="comment">// 1. Set some bits using regular bvector<>::set() method</span></div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  bv1.set(10);</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  bv1.set(256);</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  bv1.set(1000000);</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  </div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <a class="code" href="sample12_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv1.first(), bv1.end()); <span class="comment">// 10, 256, 1000000</span></div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  </div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="comment">// 2. now use bvector<>::set_bit()</span></div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="comment">// it returns a report if target actually changed</span></div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  </div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <a class="code" href="namespacebm.html#aa3824d882a037396370b16f2f0a8bf37">bm::id_t</a> bits[] = { 256, 512, 10 };</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordtype">unsigned</span> cnt = 0;</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  </div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < <span class="keyword">sizeof</span>(bits) / <span class="keyword">sizeof</span>(bits[0]); ++i)</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  {</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordtype">bool</span> b = bv1.set_bit(bits[i], <span class="keyword">true</span>);</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  cnt += b;</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  }</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  std::cout << <span class="stringliteral">"Number of bits changed:"</span> << cnt << std::endl;</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <a class="code" href="sample12_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv1.first(), bv1.end());</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  </div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="comment">// 3. set and clear some bits using bvector<>::set_bit_conditional()</span></div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="comment">// method sets bit n only if current value equals the condition</span></div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordtype">bool</span> b;</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  b = bv1.set_bit_conditional(5, <span class="keyword">true</span>, <span class="keyword">false</span>); <span class="comment">// set bit 5 to true if it is false (yes)</span></div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  std::cout << <span class="stringliteral">"Bit 5 set:"</span> << (b ? <span class="stringliteral">" yes "</span> : <span class="stringliteral">" no "</span>) << std::endl; <span class="comment">// (yes)</span></div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  </div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  b = bv1.set_bit_conditional(256, <span class="keyword">true</span>, <span class="keyword">false</span>); <span class="comment">// set bit 256 to true if it is false</span></div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  std::cout << <span class="stringliteral">"Bit 256 set:"</span> << (b ? <span class="stringliteral">" yes "</span> : <span class="stringliteral">" no "</span>) << std::endl; <span class="comment">// (no)</span></div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  </div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  b = bv1.set_bit_conditional(256, <span class="keyword">true</span>, <span class="keyword">true</span>); <span class="comment">// set bit 256 to true if it is true </span></div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  std::cout << <span class="stringliteral">"Bit 256 set:"</span> << (b ? <span class="stringliteral">" yes "</span> : <span class="stringliteral">" no "</span>) << std::endl; <span class="comment">// (no)</span></div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  </div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <a class="code" href="sample12_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv1.first(), bv1.end());</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  </div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="comment">// 4. set or clear multiple bits using bvector::set_range()</span></div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="comment">// This method is faster than calling bvector::set() many times in a row</span></div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  bv1.set_range(10, 15, <span class="keyword">true</span>); <span class="comment">// set all bits in [10..15] closed interval </span></div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <a class="code" href="sample12_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv1.first(), bv1.end());</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  </div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  bv1.set_range(10, 12, <span class="keyword">false</span>); <span class="comment">// clear all bits in [10..15] closed interval </span></div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <a class="code" href="sample12_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv1.first(), bv1.end());</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  </div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="comment">// 5. bvector::clear_bit() - same as set_bit() just a syntax sugar</span></div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  b = bv1.clear_bit(13);</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  std::cout << <span class="stringliteral">"Bit 13 set:"</span> << (b ? <span class="stringliteral">" yes "</span> : <span class="stringliteral">" no "</span>) << std::endl; <span class="comment">// (yes)</span></div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  </div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="comment">// 6. bvector<>::reset() - clears all the bits, frees the blocks memory</span></div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="comment">// same as bvector<>::clear(true);</span></div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  bv1.reset();</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <a class="code" href="sample12_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv1.first(), bv1.end()); <span class="comment">// <EMPTY></span></div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  </div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="comment">// 7. use bm::combine_or() to set bits</span></div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <a class="code" href="group__setalgo.html#gab15f2180dfd9a8bcb0d261689336d786">bm::combine_or</a>(bv1, &bits[0], &bits[0] + (<span class="keyword">sizeof</span>(bits) / <span class="keyword">sizeof</span>(bits[0])));</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <a class="code" href="sample12_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv1.first(), bv1.end()); <span class="comment">// 10, 256, 512</span></div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  </div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="comment">// 8. use bvector<>::flip( ) to flip a bit</span></div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  bv1.flip(256); </div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  bv1.flip(257);</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <a class="code" href="sample12_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv1.first(), bv1.end()); <span class="comment">// 10, 257, 512</span></div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  </div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="comment">// 9. bvector<>::swap() to flip content of two bit-vectors</span></div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <a class="code" href="classbm_1_1bvector.html">bm::bvector<></a> bv2;</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  bv1.<a class="code" href="classbm_1_1bvector.html#a9764b5a36f4b012d1e4b4dbef4e85d0e">swap</a>(bv2);</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <a class="code" href="sample12_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv1.first(), bv1.end()); <span class="comment">// <EMPTY></span></div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <a class="code" href="sample12_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv2.<a class="code" href="classbm_1_1bvector.html#a86b939f3aed555dc073e8c26e9efea71">first</a>(), bv2.<a class="code" href="classbm_1_1bvector.html#a937cd13482984f234a5d94cc638c22b5">end</a>()); <span class="comment">// 10, 257, 512</span></div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  </div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="comment">// 10. use bvector<>::extract_next() to find ON bit and turn it to 0</span></div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="comment">// this function is useful for building FIFO queues on bvector</span></div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <a class="code" href="sample12_8cpp.html#aea59d980189c67689688d065772264ce">bm_size_type</a> p = 1;</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordflow">for</span> (p = bv2.<a class="code" href="classbm_1_1bvector.html#ab4da9b61aca4523c7523136e2db68aa8">extract_next</a>(p); p != 0; p = bv2.<a class="code" href="classbm_1_1bvector.html#ab4da9b61aca4523c7523136e2db68aa8">extract_next</a>(p))</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  {</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  std::cout << <span class="stringliteral">"Extracted p = "</span> << p << std::endl;</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  } </div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <a class="code" href="sample12_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv2.<a class="code" href="classbm_1_1bvector.html#a86b939f3aed555dc073e8c26e9efea71">first</a>(), bv2.<a class="code" href="classbm_1_1bvector.html#a937cd13482984f234a5d94cc638c22b5">end</a>()); <span class="comment">// <EMPTY></span></div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  </div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="comment">// 11. use bvector<>::set_bit_no_check() to set bits faster</span></div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <a class="code" href="classbm_1_1bvector.html">bm::bvector<></a> bv3;</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  bv3.<a class="code" href="classbm_1_1bvector.html#aaceb8d31d9da05f977de5c6a6cd62e24">init</a>(); <span class="comment">// the key here you MUST call init() before setting bits this way</span></div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  </div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  bv3.<a class="code" href="classbm_1_1bvector.html#aff4c0900eed72eaccff6f5804e33ce97">set_bit_no_check</a>(10);</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  bv3.<a class="code" href="classbm_1_1bvector.html#aff4c0900eed72eaccff6f5804e33ce97">set_bit_no_check</a>(100);</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  bv3.<a class="code" href="classbm_1_1bvector.html#aff4c0900eed72eaccff6f5804e33ce97">set_bit_no_check</a>(1000);</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  </div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <a class="code" href="sample12_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv3.<a class="code" href="classbm_1_1bvector.html#a86b939f3aed555dc073e8c26e9efea71">first</a>(), bv3.<a class="code" href="classbm_1_1bvector.html#a937cd13482984f234a5d94cc638c22b5">end</a>()); <span class="comment">// 10, 100, 1000</span></div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  </div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  </div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  std::vector<bm_size_type> v1, v2, v3;</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <a class="code" href="sample12_8cpp.html#aa785f28da30cfa6e34be9472cf7cb37a">generate_test_vectors</a>(v1, v2, v3);</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  </div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> k = 0; k < 1000; ++k)</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  {</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="comment">// run a few CPU "pre-heat" loops to get consistent results</span></div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <a class="code" href="sample12_8cpp.html#aea59d980189c67689688d065772264ce">bm_size_type</a> s = 0;</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <a class="code" href="sample12_8cpp.html#aea59d980189c67689688d065772264ce">bm_size_type</a> i;</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keywordflow">for</span> (i = 0; i < v1.size(); ++i)</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  s = s + s* v1[i] + i;</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordflow">for</span> (i = 0; i < v2.size(); ++i)</div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  s = s + s* v2[i] + i;</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  std::cout << s << <span class="stringliteral">"\r"</span>;</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  }</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  </div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  std::cout << std::endl << <span class="stringliteral">"Running benchmarks..."</span> << std::endl;</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  </div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <a class="code" href="sample12_8cpp.html#ab7cb139c0b7762b6ce403aafac6ea9e5">bv_set_bit_test</a>();</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <a class="code" href="sample12_8cpp.html#aaa286e47cc43f259230ae3b23d70698c">bv_set_bit_no_check_test</a>();</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <a class="code" href="sample12_8cpp.html#a8dcdb72a091739e1c2440c38085583b7">combine_or_test</a>(v1, v2, v3);</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <a class="code" href="sample12_8cpp.html#aac78610fa7e026dd3d081842363381ba">bvector_bulk_set_test</a>(v1, v2, v3);</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  </div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="comment">// print all test timing results</span></div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  std::cout << std::endl;</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <a class="code" href="classbm_1_1chrono__taker.html#a30b45453d952d14afe56c29087970899">bm::chrono_taker::print_duration_map</a>(<a class="code" href="sample12_8cpp.html#a6cb51d150528a5d2d87acb3e88f450bc">timing_map</a>, <a class="code" href="classbm_1_1chrono__taker.html#a9a41e5f2fe48ba472fd77a1dbd86457da86a293fae2205928a132bdf4e1b69996">bm::chrono_taker::ct_all</a>);</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  }</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keywordflow">catch</span>(std::exception& ex)</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  {</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  std::cerr << ex.what() << std::endl;</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="keywordflow">return</span> 1;</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  }</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  </div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span> }</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  </div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="asample12_8cpp_html_aaa286e47cc43f259230ae3b23d70698c"><div class="ttname"><a href="sample12_8cpp.html#aaa286e47cc43f259230ae3b23d70698c">bv_set_bit_no_check_test</a></div><div class="ttdeci">static void bv_set_bit_no_check_test()</div><div class="ttdef"><b>Definition:</b> <a href="sample12_8cpp_source.html#l00125">sample12.cpp:125</a></div></div>
<div class="ttc" id="asample12_8cpp_html_a840291bc02cba5474a4cb46a9b9566fe"><div class="ttname"><a href="sample12_8cpp.html#a840291bc02cba5474a4cb46a9b9566fe">main</a></div><div class="ttdeci">int main(void)</div><div class="ttdef"><b>Definition:</b> <a href="sample12_8cpp_source.html#l00186">sample12.cpp:186</a></div></div>
<div class="ttc" id="aclassbm_1_1chrono__taker_html"><div class="ttname"><a href="classbm_1_1chrono__taker.html">bm::chrono_taker</a></div><div class="ttdoc">Utility class to collect performance measurements and statistics.</div><div class="ttdef"><b>Definition:</b> <a href="bmtimer_8h_source.html#l00039">bmtimer.h:39</a></div></div>
<div class="ttc" id="aclassbm_1_1bvector_html_ac1280ff08a2b1f4377ca15df081781f8"><div class="ttname"><a href="classbm_1_1bvector.html#ac1280ff08a2b1f4377ca15df081781f8">bm::bvector::reset</a></div><div class="ttdeci">bvector< Alloc > & reset()</div><div class="ttdoc">Clears every bit in the bitvector.</div><div class="ttdef"><b>Definition:</b> <a href="bm_8h_source.html#l01225">bm.h:1225</a></div></div>
<div class="ttc" id="asample12_8cpp_html_ab7cb139c0b7762b6ce403aafac6ea9e5"><div class="ttname"><a href="sample12_8cpp.html#ab7cb139c0b7762b6ce403aafac6ea9e5">bv_set_bit_test</a></div><div class="ttdeci">static void bv_set_bit_test()</div><div class="ttdef"><b>Definition:</b> <a href="sample12_8cpp_source.html#l00095">sample12.cpp:95</a></div></div>
<div class="ttc" id="asample12_8cpp_html_acf2be975bb4e69c162eb699a994468d7"><div class="ttname"><a href="sample12_8cpp.html#acf2be975bb4e69c162eb699a994468d7">vector_max</a></div><div class="ttdeci">bm_size_type vector_max</div><div class="ttdef"><b>Definition:</b> <a href="sample12_8cpp_source.html#l00056">sample12.cpp:56</a></div></div>
<div class="ttc" id="aclassbm_1_1bvector_html_aff4c0900eed72eaccff6f5804e33ce97"><div class="ttname"><a href="classbm_1_1bvector.html#aff4c0900eed72eaccff6f5804e33ce97">bm::bvector::set_bit_no_check</a></div><div class="ttdeci">void set_bit_no_check(size_type n)</div><div class="ttdoc">Set bit without checking preconditions (size, etc)</div><div class="ttdef"><b>Definition:</b> <a href="bm_8h_source.html#l03468">bm.h:3468</a></div></div>
<div class="ttc" id="asample12_8cpp_html_aea59d980189c67689688d065772264ce"><div class="ttname"><a href="sample12_8cpp.html#aea59d980189c67689688d065772264ce">bm_size_type</a></div><div class="ttdeci">bm::bvector ::size_type bm_size_type</div><div class="ttdef"><b>Definition:</b> <a href="sample12_8cpp_source.html#l00053">sample12.cpp:53</a></div></div>
<div class="ttc" id="asample12_8cpp_html_a8dcdb72a091739e1c2440c38085583b7"><div class="ttname"><a href="sample12_8cpp.html#a8dcdb72a091739e1c2440c38085583b7">combine_or_test</a></div><div class="ttdeci">static void combine_or_test(std::vector< bm_size_type > &v1, std::vector< bm_size_type > &v2, std::vector< bm_size_type > &v3)</div><div class="ttdef"><b>Definition:</b> <a href="sample12_8cpp_source.html#l00153">sample12.cpp:153</a></div></div>
<div class="ttc" id="abmalgo_8h_html"><div class="ttname"><a href="bmalgo_8h.html">bmalgo.h</a></div><div class="ttdoc">Algorithms for bvector<> (main include)</div></div>
<div class="ttc" id="aclassbm_1_1bvector_html_a9764b5a36f4b012d1e4b4dbef4e85d0e"><div class="ttname"><a href="classbm_1_1bvector.html#a9764b5a36f4b012d1e4b4dbef4e85d0e">bm::bvector::swap</a></div><div class="ttdeci">void swap(bvector< Alloc > &bvect) BMNOEXCEPT</div><div class="ttdoc">Exchanges content of bv and this bvector.</div><div class="ttdef"><b>Definition:</b> <a href="bm_8h_source.html#l03381">bm.h:3381</a></div></div>
<div class="ttc" id="aclassbm_1_1bvector_html"><div class="ttname"><a href="classbm_1_1bvector.html">bm::bvector<></a></div></div>
<div class="ttc" id="aclassbm_1_1bvector_html_a52b4259a5cc4ebd8953832c696e24f02"><div class="ttname"><a href="classbm_1_1bvector.html#a52b4259a5cc4ebd8953832c696e24f02">bm::bvector::set</a></div><div class="ttdeci">bvector< Alloc > & set(size_type n, bool val=true)</div><div class="ttdoc">Sets bit n if val is true, clears bit n if val is false.</div><div class="ttdef"><b>Definition:</b> <a href="bm_8h_source.html#l03581">bm.h:3581</a></div></div>
<div class="ttc" id="asample12_8cpp_html_a6cb51d150528a5d2d87acb3e88f450bc"><div class="ttname"><a href="sample12_8cpp.html#a6cb51d150528a5d2d87acb3e88f450bc">timing_map</a></div><div class="ttdeci">bm::chrono_taker::duration_map_type timing_map</div><div class="ttdef"><b>Definition:</b> <a href="sample12_8cpp_source.html#l00050">sample12.cpp:50</a></div></div>
<div class="ttc" id="aclassbm_1_1bvector_html_aaceb8d31d9da05f977de5c6a6cd62e24"><div class="ttname"><a href="classbm_1_1bvector.html#aaceb8d31d9da05f977de5c6a6cd62e24">bm::bvector::init</a></div><div class="ttdeci">void init()</div><div class="ttdoc">Explicit post-construction initialization.</div><div class="ttdef"><b>Definition:</b> <a href="bm_8h_source.html#l02123">bm.h:2123</a></div></div>
<div class="ttc" id="abmtimer_8h_html"><div class="ttname"><a href="bmtimer_8h.html">bmtimer.h</a></div><div class="ttdoc">Timing utilities for benchmarking (internal)</div></div>
<div class="ttc" id="aclassbm_1_1chrono__taker_html_a9a41e5f2fe48ba472fd77a1dbd86457da86a293fae2205928a132bdf4e1b69996"><div class="ttname"><a href="classbm_1_1chrono__taker.html#a9a41e5f2fe48ba472fd77a1dbd86457da86a293fae2205928a132bdf4e1b69996">bm::chrono_taker::ct_all</a></div><div class="ttdeci">@ ct_all</div><div class="ttdef"><b>Definition:</b> <a href="bmtimer_8h_source.html#l00060">bmtimer.h:60</a></div></div>
<div class="ttc" id="anamespacebm_html_aa3824d882a037396370b16f2f0a8bf37"><div class="ttname"><a href="namespacebm.html#aa3824d882a037396370b16f2f0a8bf37">bm::id_t</a></div><div class="ttdeci">unsigned int id_t</div><div class="ttdef"><b>Definition:</b> <a href="bmconst_8h_source.html#l00037">bmconst.h:37</a></div></div>
<div class="ttc" id="asample12_8cpp_html_aac78610fa7e026dd3d081842363381ba"><div class="ttname"><a href="sample12_8cpp.html#aac78610fa7e026dd3d081842363381ba">bvector_bulk_set_test</a></div><div class="ttdeci">static void bvector_bulk_set_test(std::vector< bm_size_type > &v1, std::vector< bm_size_type > &v2, std::vector< bm_size_type > &v3)</div><div class="ttdef"><b>Definition:</b> <a href="sample12_8cpp_source.html#l00169">sample12.cpp:169</a></div></div>
<div class="ttc" id="agroup__setalgo_html_gab15f2180dfd9a8bcb0d261689336d786"><div class="ttname"><a href="group__setalgo.html#gab15f2180dfd9a8bcb0d261689336d786">bm::combine_or</a></div><div class="ttdeci">void combine_or(BV &bv, It first, It last)</div><div class="ttdoc">OR Combine bitvector and the iterable sequence.</div><div class="ttdef"><b>Definition:</b> <a href="bmalgo__impl_8h_source.html#l01016">bmalgo_impl.h:1016</a></div></div>
<div class="ttc" id="aclassbm_1_1chrono__taker_html_add1676592117ed0eaa2fa6279a71b46a"><div class="ttname"><a href="classbm_1_1chrono__taker.html#add1676592117ed0eaa2fa6279a71b46a">bm::chrono_taker::duration_map_type</a></div><div class="ttdeci">std::map< std::string, statistics > duration_map_type</div><div class="ttdoc">test name to duration map</div><div class="ttdef"><b>Definition:</b> <a href="bmtimer_8h_source.html#l00065">bmtimer.h:65</a></div></div>
<div class="ttc" id="aclassbm_1_1bvector_html_a937cd13482984f234a5d94cc638c22b5"><div class="ttname"><a href="classbm_1_1bvector.html#a937cd13482984f234a5d94cc638c22b5">bm::bvector::end</a></div><div class="ttdeci">enumerator end() const</div><div class="ttdoc">Returns enumerator pointing on the next bit after the last.</div><div class="ttdef"><b>Definition:</b> <a href="bm_8h_source.html#l01776">bm.h:1776</a></div></div>
<div class="ttc" id="aclassbm_1_1chrono__taker_html_a30b45453d952d14afe56c29087970899"><div class="ttname"><a href="classbm_1_1chrono__taker.html#a30b45453d952d14afe56c29087970899">bm::chrono_taker::print_duration_map</a></div><div class="ttdeci">static void print_duration_map(const duration_map_type &dmap, format fmt=ct_time)</div><div class="ttdef"><b>Definition:</b> <a href="bmtimer_8h_source.html#l00127">bmtimer.h:127</a></div></div>
<div class="ttc" id="aclassbm_1_1bvector_html_a86b939f3aed555dc073e8c26e9efea71"><div class="ttname"><a href="classbm_1_1bvector.html#a86b939f3aed555dc073e8c26e9efea71">bm::bvector::first</a></div><div class="ttdeci">enumerator first() const</div><div class="ttdoc">Returns enumerator pointing on the first non-zero bit.</div><div class="ttdef"><b>Definition:</b> <a href="bm_8h_source.html#l01770">bm.h:1770</a></div></div>
<div class="ttc" id="asample12_8cpp_html_a15ab1ec24c164cc91abcefb45a316cec"><div class="ttname"><a href="sample12_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a></div><div class="ttdeci">void PrintContainer(T first, T last)</div><div class="ttdef"><b>Definition:</b> <a href="sample12_8cpp_source.html#l00060">sample12.cpp:60</a></div></div>
<div class="ttc" id="aclassbm_1_1bvector_html_ab4da9b61aca4523c7523136e2db68aa8"><div class="ttname"><a href="classbm_1_1bvector.html#ab4da9b61aca4523c7523136e2db68aa8">bm::bvector::extract_next</a></div><div class="ttdeci">size_type extract_next(size_type prev)</div><div class="ttdoc">Finds the number of the next bit ON and sets it to 0.</div><div class="ttdef"><b>Definition:</b> <a href="bm_8h_source.html#l01550">bm.h:1550</a></div></div>
<div class="ttc" id="aclassbm_1_1bvector_html_a405dd9ed048c935c84a5086ec8ba3649"><div class="ttname"><a href="classbm_1_1bvector.html#a405dd9ed048c935c84a5086ec8ba3649">bm::bvector::size_type</a></div><div class="ttdeci">bm::id_t size_type</div><div class="ttdef"><b>Definition:</b> <a href="bm_8h_source.html#l00117">bm.h:117</a></div></div>
<div class="ttc" id="asample12_8cpp_html_a12d500a3c5d539076999df209ab93064"><div class="ttname"><a href="sample12_8cpp.html#a12d500a3c5d539076999df209ab93064">benchmark_count</a></div><div class="ttdeci">const unsigned benchmark_count</div><div class="ttdef"><b>Definition:</b> <a href="sample12_8cpp_source.html#l00055">sample12.cpp:55</a></div></div>
<div class="ttc" id="abm_8h_html"><div class="ttname"><a href="bm_8h.html">bm.h</a></div><div class="ttdoc">Compressed bit-vector bvector<> container, set algebraic methods, traversal iterators.</div></div>
<div class="ttc" id="aclassbm_1_1bvector_html_a6dfc9af9e9041405cbd29394121c4eb6"><div class="ttname"><a href="classbm_1_1bvector.html#a6dfc9af9e9041405cbd29394121c4eb6">bm::bvector::set_bit</a></div><div class="ttdeci">bool set_bit(size_type n, bool val=true)</div><div class="ttdoc">Sets bit n.</div><div class="ttdef"><b>Definition:</b> <a href="bm_8h_source.html#l03617">bm.h:3617</a></div></div>
<div class="ttc" id="asample12_8cpp_html_aa785f28da30cfa6e34be9472cf7cb37a"><div class="ttname"><a href="sample12_8cpp.html#aa785f28da30cfa6e34be9472cf7cb37a">generate_test_vectors</a></div><div class="ttdeci">static void generate_test_vectors(std::vector< bm_size_type > &v1, std::vector< bm_size_type > &v2, std::vector< bm_size_type > &v3)</div><div class="ttdef"><b>Definition:</b> <a href="sample12_8cpp_source.html#l00072">sample12.cpp:72</a></div></div>
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