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<a href="bmsse2_8h.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="preprocessor">#ifndef BMSSE2__H__INCLUDED__</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define BMSSE2__H__INCLUDED__</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">Copyright(c) 2002-2017 Anatoliy Kuznetsov(anatoliy_kuznetsov at yahoo.com)</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"></span> </div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">Licensed under the Apache License, Version 2.0 (the "License");</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">you may not use this file except in compliance with the License.</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">You may obtain a copy of the License at</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"> http://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"></span> </div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">Unless required by applicable law or agreed to in writing, software</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">distributed under the License is distributed on an "AS IS" BASIS,</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">See the License for the specific language governing permissions and</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">limitations under the License.</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">For more information please visit: http://bitmagic.io</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"></span> </div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">/*! \file bmsse2.h</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> \brief Compute functions for SSE2 SIMD instruction set (internal)</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include<mmintrin.h></span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include<emmintrin.h></span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  </div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="bmdef_8h.html">bmdef.h</a>"</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "<a class="code" href="bmsse__util_8h.html">bmsse_util.h</a>"</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "<a class="code" href="bmutil_8h.html">bmutil.h</a>"</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</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">#ifdef __GNUG__</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#pragma GCC diagnostic push</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#pragma GCC diagnostic ignored "-Wconversion"</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  </div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">namespace </span><a class="code" href="namespacebm.html">bm</a></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>  </div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"></span> </div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">/*!</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"> SSE2 optimized bitcounting function implements parallel bitcounting</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"> algorithm for SSE2 instruction set.</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"></span> </div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"><pre></span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment">unsigned CalcBitCount32(unsigned b)</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment">{</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"> b = (b & 0x55555555) + (b >> 1 & 0x55555555);</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"> b = (b & 0x33333333) + (b >> 2 & 0x33333333);</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> b = (b + (b >> 4)) & 0x0F0F0F0F;</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> b = b + (b >> 8);</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"> b = (b + (b >> 16)) & 0x0000003F;</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment"> return b;</span></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"></pre></span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"></span> </div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"> @ingroup SSE2</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"></span> </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="keyword">inline</span> </div>
<div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="group__SSE2.html#ga0f7e0b2eb9ac7b2c6a8cd3b8f15b071f"> 62</a></span> <a class="code" href="namespacebm.html#aa3824d882a037396370b16f2f0a8bf37">bm::id_t</a> <a class="code" href="group__SSE2.html#ga0f7e0b2eb9ac7b2c6a8cd3b8f15b071f">sse2_bit_count</a>(<span class="keyword">const</span> __m128i* block, <span class="keyword">const</span> __m128i* block_end)</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> {</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> mu1 = 0x55555555;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> mu2 = 0x33333333;</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> mu3 = 0x0F0F0F0F;</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> mu4 = 0x0000003F;</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>  <span class="comment">// Loading masks</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  __m128i m1 = _mm_set_epi32 (mu1, mu1, mu1, mu1);</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  __m128i m2 = _mm_set_epi32 (mu2, mu2, mu2, mu2);</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  __m128i m3 = _mm_set_epi32 (mu3, mu3, mu3, mu3);</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  __m128i m4 = _mm_set_epi32 (mu4, mu4, mu4, mu4);</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  __m128i mcnt;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  mcnt = _mm_xor_si128(m1, m1); <span class="comment">// cnt = 0</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  </div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  __m128i tmp1, tmp2;</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">do</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  { </div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  __m128i b = _mm_load_si128(block);</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  ++block;</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>  <span class="comment">// b = (b & 0x55555555) + (b >> 1 & 0x55555555);</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  tmp1 = _mm_srli_epi32(b, 1); <span class="comment">// tmp1 = (b >> 1 & 0x55555555)</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  tmp1 = _mm_and_si128(tmp1, m1); </div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  tmp2 = _mm_and_si128(b, m1); <span class="comment">// tmp2 = (b & 0x55555555)</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  b = _mm_add_epi32(tmp1, tmp2); <span class="comment">// b = tmp1 + tmp2</span></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>  <span class="comment">// b = (b & 0x33333333) + (b >> 2 & 0x33333333);</span></div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  tmp1 = _mm_srli_epi32(b, 2); <span class="comment">// (b >> 2 & 0x33333333)</span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  tmp1 = _mm_and_si128(tmp1, m2); </div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  tmp2 = _mm_and_si128(b, m2); <span class="comment">// (b & 0x33333333)</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  b = _mm_add_epi32(tmp1, tmp2); <span class="comment">// b = tmp1 + tmp2</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  </div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="comment">// b = (b + (b >> 4)) & 0x0F0F0F0F;</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  tmp1 = _mm_srli_epi32(b, 4); <span class="comment">// tmp1 = b >> 4</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  b = _mm_add_epi32(b, tmp1); <span class="comment">// b = b + (b >> 4)</span></div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  b = _mm_and_si128(b, m3); <span class="comment">// & 0x0F0F0F0F</span></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="comment">// b = b + (b >> 8);</span></div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  tmp1 = _mm_srli_epi32 (b, 8); <span class="comment">// tmp1 = b >> 8</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  b = _mm_add_epi32(b, tmp1); <span class="comment">// b = b + (b >> 8)</span></div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  </div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="comment">// b = (b + (b >> 16)) & 0x0000003F;</span></div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  tmp1 = _mm_srli_epi32 (b, 16); <span class="comment">// b >> 16</span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  b = _mm_add_epi32(b, tmp1); <span class="comment">// b + (b >> 16)</span></div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  b = _mm_and_si128(b, m4); <span class="comment">// (b >> 16) & 0x0000003F;</span></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>  mcnt = _mm_add_epi32(mcnt, b); <span class="comment">// mcnt += b</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">while</span> (block < block_end);</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>  </div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <a class="code" href="namespacebm.html#aa3824d882a037396370b16f2f0a8bf37">bm::id_t</a> <a class="code" href="bmdef_8h.html#a288981574f7a125fb7c0c4594804f97e">BM_ALIGN16</a> tcnt[4] <a class="code" href="bmdef_8h.html#a80f4b7d710fa287d77100d211738dd32">BM_ALIGN16ATTR</a>;</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  _mm_store_si128((__m128i*)tcnt, mcnt);</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  </div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordflow">return</span> tcnt[0] + tcnt[1] + tcnt[2] + tcnt[3];</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</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="keyword">template</span><<span class="keyword">class</span> Func></div>
<div class="line"><a name="l00123"></a><span class="lineno"><a class="line" href="namespacebm.html#a562877a0269a8fca6ab5647dffa959f7"> 123</a></span> <a class="code" href="namespacebm.html#aa3824d882a037396370b16f2f0a8bf37">bm::id_t</a> <a class="code" href="namespacebm.html#a562877a0269a8fca6ab5647dffa959f7">sse2_bit_count_op</a>(<span class="keyword">const</span> __m128i* <a class="code" href="bmdef_8h.html#a3d4b22f50e6783522689451783907dc7">BMRESTRICT</a> block, </div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keyword">const</span> __m128i* <a class="code" href="bmdef_8h.html#a3d4b22f50e6783522689451783907dc7">BMRESTRICT</a> block_end,</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keyword">const</span> __m128i* <a class="code" href="bmdef_8h.html#a3d4b22f50e6783522689451783907dc7">BMRESTRICT</a> mask_block,</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  Func sse2_func)</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> {</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> mu1 = 0x55555555;</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> mu2 = 0x33333333;</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> mu3 = 0x0F0F0F0F;</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> mu4 = 0x0000003F;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  </div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="comment">// Loading masks</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  __m128i m1 = _mm_set_epi32 (mu1, mu1, mu1, mu1);</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  __m128i m2 = _mm_set_epi32 (mu2, mu2, mu2, mu2);</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  __m128i m3 = _mm_set_epi32 (mu3, mu3, mu3, mu3);</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  __m128i m4 = _mm_set_epi32 (mu4, mu4, mu4, mu4);</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  __m128i mcnt;</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  mcnt = _mm_xor_si128(m1, m1); <span class="comment">// cnt = 0</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">do</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  {</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  __m128i tmp1, tmp2;</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  __m128i b = _mm_load_si128(block++);</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>  tmp1 = _mm_load_si128(mask_block++);</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>  b = sse2_func(b, tmp1);</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>  <span class="comment">// b = (b & 0x55555555) + (b >> 1 & 0x55555555);</span></div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  tmp1 = _mm_srli_epi32(b, 1); <span class="comment">// tmp1 = (b >> 1 & 0x55555555)</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  tmp1 = _mm_and_si128(tmp1, m1); </div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  tmp2 = _mm_and_si128(b, m1); <span class="comment">// tmp2 = (b & 0x55555555)</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  b = _mm_add_epi32(tmp1, tmp2); <span class="comment">// b = tmp1 + tmp2</span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  </div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="comment">// b = (b & 0x33333333) + (b >> 2 & 0x33333333);</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  tmp1 = _mm_srli_epi32(b, 2); <span class="comment">// (b >> 2 & 0x33333333)</span></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  tmp1 = _mm_and_si128(tmp1, m2); </div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  tmp2 = _mm_and_si128(b, m2); <span class="comment">// (b & 0x33333333)</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  b = _mm_add_epi32(tmp1, tmp2); <span class="comment">// b = tmp1 + tmp2</span></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">// b = (b + (b >> 4)) & 0x0F0F0F0F;</span></div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  tmp1 = _mm_srli_epi32(b, 4); <span class="comment">// tmp1 = b >> 4</span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  b = _mm_add_epi32(b, tmp1); <span class="comment">// b = b + (b >> 4)</span></div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  b = _mm_and_si128(b, m3); <span class="comment">// & 0x0F0F0F0F</span></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>  <span class="comment">// b = b + (b >> 8);</span></div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  tmp1 = _mm_srli_epi32 (b, 8); <span class="comment">// tmp1 = b >> 8</span></div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  b = _mm_add_epi32(b, tmp1); <span class="comment">// b = b + (b >> 8)</span></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>  <span class="comment">// b = (b + (b >> 16)) & 0x0000003F;</span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  tmp1 = _mm_srli_epi32 (b, 16); <span class="comment">// b >> 16</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  b = _mm_add_epi32(b, tmp1); <span class="comment">// b + (b >> 16)</span></div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  b = _mm_and_si128(b, m4); <span class="comment">// (b >> 16) & 0x0000003F;</span></div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  </div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  mcnt = _mm_add_epi32(mcnt, b); <span class="comment">// mcnt += b</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  </div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  } <span class="keywordflow">while</span> (block < block_end);</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  </div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <a class="code" href="namespacebm.html#aa3824d882a037396370b16f2f0a8bf37">bm::id_t</a> <a class="code" href="bmdef_8h.html#a288981574f7a125fb7c0c4594804f97e">BM_ALIGN16</a> tcnt[4] <a class="code" href="bmdef_8h.html#a80f4b7d710fa287d77100d211738dd32">BM_ALIGN16ATTR</a>;</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  _mm_store_si128((__m128i*)tcnt, mcnt);</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>  <span class="keywordflow">return</span> tcnt[0] + tcnt[1] + tcnt[2] + tcnt[3];</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"> 186</span> <span class="keyword">inline</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"><a class="line" href="namespacebm.html#a0479b7b6704c6ab64396e2365b8b5fa7"> 187</a></span> <a class="code" href="namespacebm.html#aa3824d882a037396370b16f2f0a8bf37">bm::id_t</a> <a class="code" href="namespacebm.html#a0479b7b6704c6ab64396e2365b8b5fa7">sse2_bit_block_calc_count_change</a>(<span class="keyword">const</span> __m128i* <a class="code" href="bmdef_8h.html#a3d4b22f50e6783522689451783907dc7">BMRESTRICT</a> block,</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keyword">const</span> __m128i* <a class="code" href="bmdef_8h.html#a3d4b22f50e6783522689451783907dc7">BMRESTRICT</a> block_end,</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordtype">unsigned</span>* <a class="code" href="bmdef_8h.html#a3d4b22f50e6783522689451783907dc7">BMRESTRICT</a> bit_count)</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> {</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> mu1 = 0x55555555;</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> mu2 = 0x33333333;</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> mu3 = 0x0F0F0F0F;</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> mu4 = 0x0000003F;</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  </div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="comment">// Loading masks</span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  __m128i m1 = _mm_set_epi32 (mu1, mu1, mu1, mu1);</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  __m128i m2 = _mm_set_epi32 (mu2, mu2, mu2, mu2);</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  __m128i m3 = _mm_set_epi32 (mu3, mu3, mu3, mu3);</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  __m128i m4 = _mm_set_epi32 (mu4, mu4, mu4, mu4);</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  __m128i mcnt;<span class="comment">//, ccnt;</span></div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  mcnt = _mm_xor_si128(m1, m1); <span class="comment">// bit_cnt = 0</span></div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="comment">//ccnt = _mm_xor_si128(m1, m1); // change_cnt = 0</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>  __m128i tmp1, tmp2;</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  </div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordtype">int</span> count = (int)(block_end - block)*4; <span class="comment">//0;//1;</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#a17fd5ba52db3ddda05e6f8dd5000a1a4">bm::word_t</a> w, w0, w_prev;<span class="comment">//, w_l;</span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> w_shift = <span class="keyword">sizeof</span>(w) * 8 - 1;</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordtype">bool</span> first_word = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  </div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="comment">// first word</span></div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  {</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keyword">const</span> <a class="code" href="namespacebm.html#a17fd5ba52db3ddda05e6f8dd5000a1a4">bm::word_t</a>* blk = (<span class="keyword">const</span> <a class="code" href="namespacebm.html#a17fd5ba52db3ddda05e6f8dd5000a1a4">bm::word_t</a>*) block;</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  w = w0 = blk[0];</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  w ^= (w >> 1);</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <a class="code" href="group__bitfunc.html#ga967f6a5264f47d8adb93f6bdf8cdc129">BM_INCWORD_BITCOUNT</a>(count, w);</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  count -= (w_prev = (w0 >> w_shift)); <span class="comment">// negative value correction</span></div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  }</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  </div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <a class="code" href="namespacebm.html#aa3824d882a037396370b16f2f0a8bf37">bm::id_t</a> <a class="code" href="bmdef_8h.html#a288981574f7a125fb7c0c4594804f97e">BM_ALIGN16</a> tcnt[4] <a class="code" href="bmdef_8h.html#a80f4b7d710fa287d77100d211738dd32">BM_ALIGN16ATTR</a>;</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  </div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordflow">do</span></div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  {</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="comment">// compute bit-count</span></div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment">// ---------------------------------------------------------------------</span></div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  {</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  __m128i b = _mm_load_si128(block);</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  </div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="comment">// w ^(w >> 1)</span></div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  tmp1 = _mm_srli_epi32(b, 1); <span class="comment">// tmp1 = b >> 1</span></div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  tmp2 = _mm_xor_si128(b, tmp1); <span class="comment">// tmp2 = tmp1 ^ b;</span></div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  _mm_store_si128((__m128i*)tcnt, tmp2);</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  </div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  </div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="comment">// compare with zero</span></div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">// SSE4: _mm_test_all_zero()</span></div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  {</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="comment">// b = (b & 0x55555555) + (b >> 1 & 0x55555555);</span></div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="comment">//tmp1 = _mm_srli_epi32(b, 1); // tmp1 = (b >> 1 & 0x55555555)</span></div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  tmp1 = _mm_and_si128(tmp1, m1);</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  tmp2 = _mm_and_si128(b, m1); <span class="comment">// tmp2 = (b & 0x55555555)</span></div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  b = _mm_add_epi32(tmp1, tmp2); <span class="comment">// b = tmp1 + tmp2</span></div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  </div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="comment">// b = (b & 0x33333333) + (b >> 2 & 0x33333333);</span></div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  tmp1 = _mm_srli_epi32(b, 2); <span class="comment">// (b >> 2 & 0x33333333)</span></div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  tmp1 = _mm_and_si128(tmp1, m2);</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  tmp2 = _mm_and_si128(b, m2); <span class="comment">// (b & 0x33333333)</span></div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  b = _mm_add_epi32(tmp1, tmp2); <span class="comment">// b = tmp1 + tmp2</span></div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  </div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="comment">// b = (b + (b >> 4)) & 0x0F0F0F0F;</span></div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  tmp1 = _mm_srli_epi32(b, 4); <span class="comment">// tmp1 = b >> 4</span></div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  b = _mm_add_epi32(b, tmp1); <span class="comment">// b = b + (b >> 4)</span></div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  b = _mm_and_si128(b, m3); <span class="comment">//& 0x0F0F0F0F</span></div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  </div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="comment">// b = b + (b >> 8);</span></div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  tmp1 = _mm_srli_epi32 (b, 8); <span class="comment">// tmp1 = b >> 8</span></div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  b = _mm_add_epi32(b, tmp1); <span class="comment">// b = b + (b >> 8)</span></div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  </div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="comment">// b = (b + (b >> 16)) & 0x0000003F;</span></div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  tmp1 = _mm_srli_epi32 (b, 16); <span class="comment">// b >> 16</span></div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  b = _mm_add_epi32(b, tmp1); <span class="comment">// b + (b >> 16)</span></div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  b = _mm_and_si128(b, m4); <span class="comment">// (b >> 16) & 0x0000003F;</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>  mcnt = _mm_add_epi32(mcnt, b); <span class="comment">// mcnt += b</span></div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  }</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  </div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  }</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="comment">// ---------------------------------------------------------------------</span></div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  {</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="comment">//__m128i b = _mm_load_si128(block);</span></div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="comment">// TODO: SSE4...</span></div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="comment">//w = _mm_extract_epi32(b, i); </span></div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  </div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keyword">const</span> <a class="code" href="namespacebm.html#a17fd5ba52db3ddda05e6f8dd5000a1a4">bm::word_t</a>* <a class="code" href="bmdef_8h.html#a3d4b22f50e6783522689451783907dc7">BMRESTRICT</a> blk = (<span class="keyword">const</span> <a class="code" href="namespacebm.html#a17fd5ba52db3ddda05e6f8dd5000a1a4">bm::word_t</a>*) block;</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  </div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keywordflow">if</span> (first_word)</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  {</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  first_word = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  }</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  {</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordflow">if</span> (0!=(w0=blk[0]))</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  {</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <a class="code" href="group__bitfunc.html#ga967f6a5264f47d8adb93f6bdf8cdc129">BM_INCWORD_BITCOUNT</a>(count, tcnt[0]);</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  count -= !(w_prev ^ (w0 & 1));</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  count -= w_prev = (w0 >> w_shift);</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  }</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keywordflow">else</span></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>  count -= !w_prev; w_prev ^= w_prev;</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>  <span class="keywordflow">if</span> (0!=(w0=blk[1]))</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  {</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <a class="code" href="group__bitfunc.html#ga967f6a5264f47d8adb93f6bdf8cdc129">BM_INCWORD_BITCOUNT</a>(count, tcnt[1]);</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  count -= !(w_prev ^ (w0 & 1));</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  count -= w_prev = (w0 >> w_shift); </div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  }</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  {</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  count -= !w_prev; w_prev ^= w_prev;</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  } </div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordflow">if</span> (0!=(w0=blk[2]))</div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  {</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <a class="code" href="group__bitfunc.html#ga967f6a5264f47d8adb93f6bdf8cdc129">BM_INCWORD_BITCOUNT</a>(count, tcnt[2]);</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  count -= !(w_prev ^ (w0 & 1));</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  count -= w_prev = (w0 >> w_shift); </div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  }</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  {</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  count -= !w_prev; w_prev ^= w_prev;</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  } </div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keywordflow">if</span> (0!=(w0=blk[3]))</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>  <a class="code" href="group__bitfunc.html#ga967f6a5264f47d8adb93f6bdf8cdc129">BM_INCWORD_BITCOUNT</a>(count, tcnt[3]);</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  count -= !(w_prev ^ (w0 & 1));</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  count -= w_prev = (w0 >> w_shift); </div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  }</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  {</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  count -= !w_prev; w_prev ^= w_prev;</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  } </div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  }</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  } <span class="keywordflow">while</span> (++block < block_end);</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>  _mm_store_si128((__m128i*)tcnt, mcnt);</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  *bit_count = tcnt[0] + tcnt[1] + tcnt[2] + tcnt[3];</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  </div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="keywordflow">return</span> unsigned(count);</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span> }</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  </div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="preprocessor">#ifdef __GNUG__</span></div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span> <span class="comment">// necessary measure to silence false warning from GCC about negative pointer arithmetics</span></div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span> <span class="preprocessor">#pragma GCC diagnostic push</span></div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span> <span class="preprocessor">#pragma GCC diagnostic ignored "-Warray-bounds"</span></div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> <span class="comment"></span> </div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="comment">/*!</span></div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="comment">SSE4.2 check for one to two (variable len) 128 bit SSE lines for gap search results (8 elements)</span></div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span> <span class="comment">\internal</span></div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> <span class="keyword">inline</span></div>
<div class="line"><a name="l00345"></a><span class="lineno"><a class="line" href="namespacebm.html#a1a7e47e6ebed624d5d237901dbb0d6c3"> 345</a></span> <span class="keywordtype">unsigned</span> <a class="code" href="namespacebm.html#a1a7e47e6ebed624d5d237901dbb0d6c3">sse2_gap_find</a>(<span class="keyword">const</span> <a class="code" href="namespacebm.html#ac654d6319039a86546d235a236fc7cf6">bm::gap_word_t</a>* <a class="code" href="bmdef_8h.html#a3d4b22f50e6783522689451783907dc7">BMRESTRICT</a> pbuf, <span class="keyword">const</span> <a class="code" href="namespacebm.html#ac654d6319039a86546d235a236fc7cf6">bm::gap_word_t</a> pos, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> size)</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span> {</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <a class="code" href="bmdef_8h.html#aa44515fab0ace8928d1cb82009a95bf8">BM_ASSERT</a>(size <= 16);</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <a class="code" href="bmdef_8h.html#aa44515fab0ace8928d1cb82009a95bf8">BM_ASSERT</a>(size);</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  </div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> unroll_factor = 8;</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">if</span> (size < 4) <span class="comment">// for very short vector use conventional scan</span></div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  {</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keywordtype">unsigned</span> j;</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keywordflow">for</span> (j = 0; j < size; ++j)</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  {</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="keywordflow">if</span> (pbuf[j] >= pos)</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  }</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordflow">return</span> j;</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  }</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  </div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  __m128i m1, mz, maskF, maskFL;</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  </div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  mz = _mm_setzero_si128();</div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  m1 = _mm_loadu_si128((__m128i*)(pbuf)); <span class="comment">// load first 8 elements</span></div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  </div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  maskF = _mm_cmpeq_epi32(mz, mz); <span class="comment">// set all FF</span></div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  maskFL = _mm_slli_si128(maskF, 4 * 2); <span class="comment">// byle shift to make [0000 FFFF] </span></div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keywordtype">int</span> shiftL = (64 - (unroll_factor - size) * 16);</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  maskFL = _mm_slli_epi64(maskFL, shiftL); <span class="comment">// additional bit shift to [0000 00FF]</span></div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  </div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  m1 = _mm_andnot_si128(maskFL, m1); <span class="comment">// m1 = (~mask) & m1</span></div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  m1 = _mm_or_si128(m1, maskFL);</div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  </div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  __m128i mp = _mm_set1_epi16(pos); <span class="comment">// broadcast pos into all elements of a SIMD vector</span></div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  __m128i mge_mask = _mm_cmpeq_epi16(_mm_subs_epu16(mp, m1), mz); <span class="comment">// unsigned m1 >= mp</span></div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keywordtype">int</span> mi = _mm_movemask_epi8(mge_mask); <span class="comment">// collect flag bits</span></div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="keywordflow">if</span> (mi)</div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  {</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="keywordtype">int</span> bsr_i= <a class="code" href="namespacebm.html#ad75cdabe657220bac35a962777f9563e">bm::bit_scan_fwd</a>(mi) >> 1;</div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keywordflow">return</span> bsr_i; <span class="comment">// address of first one element (target)</span></div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  }</div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="keywordflow">if</span> (size == 8)</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keywordflow">return</span> size;</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  </div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="comment">// inspect the next lane with possible step back (to avoid over-read the block boundaries)</span></div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="comment">// GCC gives a false warning for "- unroll_factor" here</span></div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keyword">const</span> <a class="code" href="namespacebm.html#ac654d6319039a86546d235a236fc7cf6">bm::gap_word_t</a>* <a class="code" href="bmdef_8h.html#a3d4b22f50e6783522689451783907dc7">BMRESTRICT</a> pbuf2 = pbuf + size - unroll_factor;</div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <a class="code" href="bmdef_8h.html#aa44515fab0ace8928d1cb82009a95bf8">BM_ASSERT</a>(pbuf2 > pbuf); <span class="comment">// assert in place to make sure GCC warning is indeed false</span></div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  </div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  m1 = _mm_loadu_si128((__m128i*)(pbuf2)); <span class="comment">// load next elements (with possible overlap)</span></div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  mge_mask = _mm_cmpeq_epi16(_mm_subs_epu16(mp, m1), mz); <span class="comment">// m1 >= mp </span></div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  mi = _mm_movemask_epi8(mge_mask);</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keywordflow">if</span> (mi)</div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  {</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <span class="keywordtype">int</span> bsr_i = <a class="code" href="namespacebm.html#ad75cdabe657220bac35a962777f9563e">bm::bit_scan_fwd</a>(mi) >> 1;</div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keywordflow">return</span> size - (unroll_factor - bsr_i);</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  }</div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="keywordflow">return</span> size;</div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span> }</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="comment"></span> </div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span> <span class="comment"> Hybrid binary search, starts as binary, then switches to linear scan</span></div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span> <span class="comment"></span> </div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span> <span class="comment"> \param buf - GAP buffer pointer.</span></div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span> <span class="comment"> \param pos - index of the element.</span></div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span> <span class="comment"> \param is_set - output. GAP value (0 or 1).</span></div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span> <span class="comment"> \return GAP index.</span></div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span> <span class="comment"></span> </div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> <span class="comment"> @ingroup SSE2</span></div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span> <span class="keyword">inline</span></div>
<div class="line"><a name="l00413"></a><span class="lineno"><a class="line" href="group__SSE2.html#ga7120c4991504d4bf822bb457626195bb"> 413</a></span> <span class="keywordtype">unsigned</span> <a class="code" href="group__SSE2.html#ga7120c4991504d4bf822bb457626195bb">sse2_gap_bfind</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span>* <a class="code" href="bmdef_8h.html#a3d4b22f50e6783522689451783907dc7">BMRESTRICT</a> buf,</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="keywordtype">unsigned</span> pos, <span class="keywordtype">unsigned</span>* <a class="code" href="bmdef_8h.html#a3d4b22f50e6783522689451783907dc7">BMRESTRICT</a> is_set)</div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span> {</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="keywordtype">unsigned</span> start = 1;</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keywordtype">unsigned</span> end = 1 + ((*buf) >> 3);</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="keywordtype">unsigned</span> dsize = end - start;</div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  </div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <span class="keywordflow">if</span> (dsize < 17)</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  {</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  start = <a class="code" href="namespacebm.html#a1a7e47e6ebed624d5d237901dbb0d6c3">bm::sse2_gap_find</a>(buf+1, (<a class="code" href="namespacebm.html#ac654d6319039a86546d235a236fc7cf6">bm::gap_word_t</a>)pos, dsize);</div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  *is_set = ((*buf) & 1) ^ (start & 1);</div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <a class="code" href="bmdef_8h.html#aa44515fab0ace8928d1cb82009a95bf8">BM_ASSERT</a>(buf[start+1] >= pos);</div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <a class="code" href="bmdef_8h.html#aa44515fab0ace8928d1cb82009a95bf8">BM_ASSERT</a>(buf[start] < pos || (start==0));</div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  </div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keywordflow">return</span> start+1;</div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  }</div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="keywordtype">unsigned</span> arr_end = end;</div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="keywordflow">while</span> (start != end)</div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  {</div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="keywordtype">unsigned</span> curr = (start + end) >> 1;</div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="keywordflow">if</span> (buf[curr] < pos)</div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  start = curr + 1;</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  end = curr;</div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  </div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  <span class="keywordtype">unsigned</span> size = end - start;</div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <span class="keywordflow">if</span> (size < 16)</div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  {</div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  size += (end != arr_end);</div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="keywordtype">unsigned</span> idx =</div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <a class="code" href="namespacebm.html#a1a7e47e6ebed624d5d237901dbb0d6c3">bm::sse2_gap_find</a>(buf + start, (<a class="code" href="namespacebm.html#ac654d6319039a86546d235a236fc7cf6">bm::gap_word_t</a>)pos, size);</div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  start += idx;</div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  </div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <a class="code" href="bmdef_8h.html#aa44515fab0ace8928d1cb82009a95bf8">BM_ASSERT</a>(buf[start] >= pos);</div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <a class="code" href="bmdef_8h.html#aa44515fab0ace8928d1cb82009a95bf8">BM_ASSERT</a>(buf[start - 1] < pos || (start == 1));</div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  }</div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  }</div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  </div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  *is_set = ((*buf) & 1) ^ ((start-1) & 1);</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="keywordflow">return</span> start;</div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span> }</div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span> <span class="comment"></span> </div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span> <span class="comment"> Hybrid binary search, starts as binary, then switches to scan</span></div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span> <span class="comment"> @ingroup SSE2</span></div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span> <span class="keyword">inline</span></div>
<div class="line"><a name="l00461"></a><span class="lineno"><a class="line" href="group__SSE2.html#ga8c0d93594800b8c1f0686571efb3bfa6"> 461</a></span> <span class="keywordtype">unsigned</span> <a class="code" href="group__SSE2.html#ga8c0d93594800b8c1f0686571efb3bfa6">sse2_gap_test</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span>* <a class="code" href="bmdef_8h.html#a3d4b22f50e6783522689451783907dc7">BMRESTRICT</a> buf, <span class="keywordtype">unsigned</span> pos)</div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span> {</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <span class="keywordtype">unsigned</span> is_set;</div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <a class="code" href="group__SSE2.html#ga7120c4991504d4bf822bb457626195bb">bm::sse2_gap_bfind</a>(buf, pos, &is_set);</div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="keywordflow">return</span> is_set;</div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span> }</div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  </div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  </div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span> <span class="preprocessor">#ifdef __GNUG__</span></div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span> <span class="preprocessor">#pragma GCC diagnostic pop</span></div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  </div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  </div>
<div class="line"><a name="l00474"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#a9b8caa31ab90cbfbc99b5728352e5456"> 474</a></span> <span class="preprocessor">#define VECT_XOR_ARR_2_MASK(dst, src, src_end, mask)\</span></div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span> <span class="preprocessor"> sse2_xor_arr_2_mask((__m128i*)(dst), (__m128i*)(src), (__m128i*)(src_end), (bm::word_t)mask)</span></div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  </div>
<div class="line"><a name="l00477"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#a7d425b68d8217dc37d33c660e39a61e1"> 477</a></span> <span class="preprocessor">#define VECT_ANDNOT_ARR_2_MASK(dst, src, src_end, mask)\</span></div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span> <span class="preprocessor"> sse2_andnot_arr_2_mask((__m128i*)(dst), (__m128i*)(src), (__m128i*)(src_end), (bm::word_t)mask)</span></div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  </div>
<div class="line"><a name="l00480"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#ae022e7bc509d97359a348393a6b25b99"> 480</a></span> <span class="preprocessor">#define VECT_BITCOUNT(first, last) \</span></div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span> <span class="preprocessor"> sse2_bit_count((__m128i*) (first), (__m128i*) (last))</span></div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  </div>
<div class="line"><a name="l00483"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#a3459200618dab65142340f1abd760eb9"> 483</a></span> <span class="preprocessor">#define VECT_BITCOUNT_AND(first, last, mask) \</span></div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span> <span class="preprocessor"> sse2_bit_count_op((__m128i*) (first), (__m128i*) (last), (__m128i*) (mask), sse2_and)</span></div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  </div>
<div class="line"><a name="l00486"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#a07583d48db4ede7eadbc3156e9dd7d3b"> 486</a></span> <span class="preprocessor">#define VECT_BITCOUNT_OR(first, last, mask) \</span></div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span> <span class="preprocessor"> sse2_bit_count_op((__m128i*) (first), (__m128i*) (last), (__m128i*) (mask), sse2_or)</span></div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  </div>
<div class="line"><a name="l00489"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#a9954c72d227a3ca78df22a56efad6baf"> 489</a></span> <span class="preprocessor">#define VECT_BITCOUNT_XOR(first, last, mask) \</span></div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span> <span class="preprocessor"> sse2_bit_count_op((__m128i*) (first), (__m128i*) (last), (__m128i*) (mask), sse2_xor)</span></div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  </div>
<div class="line"><a name="l00492"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#a98aaf230431767be4838323266d0b493"> 492</a></span> <span class="preprocessor">#define VECT_BITCOUNT_SUB(first, last, mask) \</span></div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span> <span class="preprocessor"> sse2_bit_count_op((__m128i*) (first), (__m128i*) (last), (__m128i*) (mask), sse2_sub)</span></div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  </div>
<div class="line"><a name="l00495"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#ab33981964a17c8a5a2b012d0a36af793"> 495</a></span> <span class="preprocessor">#define VECT_INVERT_BLOCK(first) \</span></div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span> <span class="preprocessor"> sse2_invert_block((__m128i*)first);</span></div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  </div>
<div class="line"><a name="l00498"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#afaca5d52ef4d2ab07be5d02f4af8492b"> 498</a></span> <span class="preprocessor">#define VECT_AND_BLOCK(dst, src) \</span></div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span> <span class="preprocessor"> sse2_and_block((__m128i*) dst, (__m128i*) (src))</span></div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  </div>
<div class="line"><a name="l00501"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#a3a9628d3cc1eb4f13bdf26c528cc66a8"> 501</a></span> <span class="preprocessor">#define VECT_OR_BLOCK(dst, src) \</span></div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span> <span class="preprocessor"> sse2_or_block((__m128i*) dst, (__m128i*) (src))</span></div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  </div>
<div class="line"><a name="l00504"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#af4869623596d433baf91765b8d986513"> 504</a></span> <span class="preprocessor">#define VECT_OR_BLOCK_2WAY(dst, src1, src2) \</span></div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span> <span class="preprocessor"> sse2_or_block_2way((__m128i*) (dst), (__m128i*) (src1), (__m128i*) (src2))</span></div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  </div>
<div class="line"><a name="l00507"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#aec4bacd89779fc4e8c3d7466df25a519"> 507</a></span> <span class="preprocessor">#define VECT_OR_BLOCK_3WAY(dst, src1, src2) \</span></div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span> <span class="preprocessor"> sse2_or_block_3way((__m128i*) (dst), (__m128i*) (src1), (__m128i*) (src2))</span></div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  </div>
<div class="line"><a name="l00510"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#a208b5b44a0730dd3e24e2092b9356cb0"> 510</a></span> <span class="preprocessor">#define VECT_OR_BLOCK_5WAY(dst, src1, src2, src3, src4) \</span></div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span> <span class="preprocessor"> sse2_or_block_5way((__m128i*) (dst), (__m128i*) (src1), (__m128i*) (src2), (__m128i*) (src3), (__m128i*) (src4))</span></div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  </div>
<div class="line"><a name="l00513"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#a4b85a5bc0f52d70afcb0ed4ad0ece2a0"> 513</a></span> <span class="preprocessor">#define VECT_SUB_BLOCK(dst, src) \</span></div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span> <span class="preprocessor"> sse2_sub_block((__m128i*) dst, (__m128i*) (src))</span></div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  </div>
<div class="line"><a name="l00516"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#a7ba5acffad921a66c222a7768baa0b1b"> 516</a></span> <span class="preprocessor">#define VECT_XOR_BLOCK(dst, src) \</span></div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span> <span class="preprocessor"> sse2_xor_block((__m128i*) dst, (__m128i*) (src))</span></div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  </div>
<div class="line"><a name="l00519"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#a37f7d2688284ec165adef2bafacf57d1"> 519</a></span> <span class="preprocessor">#define VECT_XOR_BLOCK_2WAY(dst, src1, src2) \</span></div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span> <span class="preprocessor"> sse2_xor_block_2way((__m128i*) (dst), (const __m128i*) (src1), (const __m128i*) (src2))</span></div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  </div>
<div class="line"><a name="l00522"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#a29997a8e02262aa82c2bf8e0c0c93d88"> 522</a></span> <span class="preprocessor">#define VECT_COPY_BLOCK(dst, src) \</span></div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span> <span class="preprocessor"> sse2_copy_block((__m128i*) dst, (__m128i*) (src))</span></div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  </div>
<div class="line"><a name="l00525"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#a38f846dc86977277cf63a8a768237680"> 525</a></span> <span class="preprocessor">#define VECT_STREAM_BLOCK(dst, src) \</span></div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span> <span class="preprocessor"> sse2_stream_block((__m128i*) dst, (__m128i*) (src))</span></div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  </div>
<div class="line"><a name="l00528"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#a05ef47f86a4f9e277c6e8506045dc2a8"> 528</a></span> <span class="preprocessor">#define VECT_SET_BLOCK(dst, value) \</span></div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span> <span class="preprocessor"> sse2_set_block((__m128i*) dst, value)</span></div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  </div>
<div class="line"><a name="l00531"></a><span class="lineno"><a class="line" href="bmsse2_8h.html#ab06c37e08108844d82dd11cb7d9104db"> 531</a></span> <span class="preprocessor">#define VECT_GAP_BFIND(buf, pos, is_set) \</span></div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span> <span class="preprocessor"> sse2_gap_bfind(buf, pos, is_set)</span></div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  </div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  </div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span> } <span class="comment">// namespace</span></div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  </div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  </div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span> <span class="preprocessor">#ifdef __GNUG__</span></div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span> <span class="preprocessor">#pragma GCC diagnostic pop</span></div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  </div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  </div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span> <span class="preprocessor">#endif</span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="abmdef_8h_html_a80f4b7d710fa287d77100d211738dd32"><div class="ttname"><a href="bmdef_8h.html#a80f4b7d710fa287d77100d211738dd32">BM_ALIGN16ATTR</a></div><div class="ttdeci">#define BM_ALIGN16ATTR</div><div class="ttdef"><b>Definition:</b> <a href="bmdef_8h_source.html#l00277">bmdef.h:277</a></div></div>
<div class="ttc" id="agroup__bitfunc_html_ga967f6a5264f47d8adb93f6bdf8cdc129"><div class="ttname"><a href="group__bitfunc.html#ga967f6a5264f47d8adb93f6bdf8cdc129">BM_INCWORD_BITCOUNT</a></div><div class="ttdeci">#define BM_INCWORD_BITCOUNT(cnt, w)</div><div class="ttdef"><b>Definition:</b> <a href="bmdef_8h_source.html#l00386">bmdef.h:386</a></div></div>
<div class="ttc" id="anamespacebm_html_a1a7e47e6ebed624d5d237901dbb0d6c3"><div class="ttname"><a href="namespacebm.html#a1a7e47e6ebed624d5d237901dbb0d6c3">bm::sse2_gap_find</a></div><div class="ttdeci">unsigned sse2_gap_find(const bm::gap_word_t *BMRESTRICT pbuf, const bm::gap_word_t pos, const unsigned size)</div><div class="ttdef"><b>Definition:</b> <a href="bmsse2_8h_source.html#l00345">bmsse2.h:345</a></div></div>
<div class="ttc" id="agroup__SSE2_html_ga0f7e0b2eb9ac7b2c6a8cd3b8f15b071f"><div class="ttname"><a href="group__SSE2.html#ga0f7e0b2eb9ac7b2c6a8cd3b8f15b071f">bm::sse2_bit_count</a></div><div class="ttdeci">bm::id_t sse2_bit_count(const __m128i *block, const __m128i *block_end)</div><div class="ttdef"><b>Definition:</b> <a href="bmsse2_8h_source.html#l00062">bmsse2.h:62</a></div></div>
<div class="ttc" id="agroup__SSE2_html_ga7120c4991504d4bf822bb457626195bb"><div class="ttname"><a href="group__SSE2.html#ga7120c4991504d4bf822bb457626195bb">bm::sse2_gap_bfind</a></div><div class="ttdeci">unsigned sse2_gap_bfind(const unsigned short *BMRESTRICT buf, unsigned pos, unsigned *BMRESTRICT is_set)</div><div class="ttdoc">Hybrid binary search, starts as binary, then switches to linear scan.</div><div class="ttdef"><b>Definition:</b> <a href="bmsse2_8h_source.html#l00413">bmsse2.h:413</a></div></div>
<div class="ttc" id="abmsse__util_8h_html"><div class="ttname"><a href="bmsse__util_8h.html">bmsse_util.h</a></div><div class="ttdoc">Compute functions for SSE SIMD instruction set (internal)</div></div>
<div class="ttc" id="anamespacebm_html_ac654d6319039a86546d235a236fc7cf6"><div class="ttname"><a href="namespacebm.html#ac654d6319039a86546d235a236fc7cf6">bm::gap_word_t</a></div><div class="ttdeci">unsigned short gap_word_t</div><div class="ttdef"><b>Definition:</b> <a href="bmconst_8h_source.html#l00077">bmconst.h:77</a></div></div>
<div class="ttc" id="abmdef_8h_html_aa44515fab0ace8928d1cb82009a95bf8"><div class="ttname"><a href="bmdef_8h.html#aa44515fab0ace8928d1cb82009a95bf8">BM_ASSERT</a></div><div class="ttdeci">#define BM_ASSERT</div><div class="ttdef"><b>Definition:</b> <a href="bmdef_8h_source.html#l00130">bmdef.h:130</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="abmdef_8h_html"><div class="ttname"><a href="bmdef_8h.html">bmdef.h</a></div><div class="ttdoc">Definitions(internal)</div></div>
<div class="ttc" id="anamespacebm_html_a0479b7b6704c6ab64396e2365b8b5fa7"><div class="ttname"><a href="namespacebm.html#a0479b7b6704c6ab64396e2365b8b5fa7">bm::sse2_bit_block_calc_count_change</a></div><div class="ttdeci">bm::id_t sse2_bit_block_calc_count_change(const __m128i *BMRESTRICT block, const __m128i *BMRESTRICT block_end, unsigned *BMRESTRICT bit_count)</div><div class="ttdef"><b>Definition:</b> <a href="bmsse2_8h_source.html#l00187">bmsse2.h:187</a></div></div>
<div class="ttc" id="abmutil_8h_html"><div class="ttname"><a href="bmutil_8h.html">bmutil.h</a></div><div class="ttdoc">Bit manipulation primitives (internal)</div></div>
<div class="ttc" id="agroup__SSE2_html_ga8c0d93594800b8c1f0686571efb3bfa6"><div class="ttname"><a href="group__SSE2.html#ga8c0d93594800b8c1f0686571efb3bfa6">bm::sse2_gap_test</a></div><div class="ttdeci">unsigned sse2_gap_test(const unsigned short *BMRESTRICT buf, unsigned pos)</div><div class="ttdoc">Hybrid binary search, starts as binary, then switches to scan.</div><div class="ttdef"><b>Definition:</b> <a href="bmsse2_8h_source.html#l00461">bmsse2.h:461</a></div></div>
<div class="ttc" id="anamespacebm_html"><div class="ttname"><a href="namespacebm.html">bm</a></div><div class="ttdef"><b>Definition:</b> <a href="bm_8h_source.html#l00076">bm.h:76</a></div></div>
<div class="ttc" id="anamespacebm_html_a17fd5ba52db3ddda05e6f8dd5000a1a4"><div class="ttname"><a href="namespacebm.html#a17fd5ba52db3ddda05e6f8dd5000a1a4">bm::word_t</a></div><div class="ttdeci">unsigned int word_t</div><div class="ttdef"><b>Definition:</b> <a href="bmconst_8h_source.html#l00038">bmconst.h:38</a></div></div>
<div class="ttc" id="abmdef_8h_html_a3d4b22f50e6783522689451783907dc7"><div class="ttname"><a href="bmdef_8h.html#a3d4b22f50e6783522689451783907dc7">BMRESTRICT</a></div><div class="ttdeci">#define BMRESTRICT</div><div class="ttdef"><b>Definition:</b> <a href="bmdef_8h_source.html#l00193">bmdef.h:193</a></div></div>
<div class="ttc" id="anamespacebm_html_ad75cdabe657220bac35a962777f9563e"><div class="ttname"><a href="namespacebm.html#ad75cdabe657220bac35a962777f9563e">bm::bit_scan_fwd</a></div><div class="ttdeci">T bit_scan_fwd(T v) BMNOEXCEPT</div><div class="ttdef"><b>Definition:</b> <a href="bmutil_8h_source.html#l00294">bmutil.h:294</a></div></div>
<div class="ttc" id="anamespacebm_html_a562877a0269a8fca6ab5647dffa959f7"><div class="ttname"><a href="namespacebm.html#a562877a0269a8fca6ab5647dffa959f7">bm::sse2_bit_count_op</a></div><div class="ttdeci">bm::id_t sse2_bit_count_op(const __m128i *BMRESTRICT block, const __m128i *BMRESTRICT block_end, const __m128i *BMRESTRICT mask_block, Func sse2_func)</div><div class="ttdef"><b>Definition:</b> <a href="bmsse2_8h_source.html#l00123">bmsse2.h:123</a></div></div>
<div class="ttc" id="abmdef_8h_html_a288981574f7a125fb7c0c4594804f97e"><div class="ttname"><a href="bmdef_8h.html#a288981574f7a125fb7c0c4594804f97e">BM_ALIGN16</a></div><div class="ttdeci">#define BM_ALIGN16</div><div class="ttdef"><b>Definition:</b> <a href="bmdef_8h_source.html#l00276">bmdef.h:276</a></div></div>
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