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AVX512_2TypeCasting_8h_source.html
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">// This file is part of Eigen, a lightweight C++ template library</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">// for linear algebra.</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment">//</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment">// Copyright (C) 2019 Rasmus Munk Larsen <rmlarsen@google.com></span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment">//</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment">// This Source Code Form is subject to the terms of the Mozilla</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment">// Public License v. 2.0. If a copy of the MPL was not distributed</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment">// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span> </div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="preprocessor">#ifndef EIGEN_TYPE_CASTING_AVX512_H</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#define EIGEN_TYPE_CASTING_AVX512_H</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span> </div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="preprocessor">#include "../../InternalHeaderCheck.h"</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span> </div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceEigen.html">Eigen</a> {</div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span> </div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="keyword">namespace </span>internal {</div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> </div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="keyword">template</span> <></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="keyword">struct </span>type_casting_traits<float, bool> {</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">enum</span> {</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> VectorizedCast = 1,</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> SrcCoeffRatio = 1,</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> TgtCoeffRatio = 1</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> };</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span>};</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> </div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="keyword">template</span> <></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="keyword">struct </span>type_casting_traits<bool, float> {</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">enum</span> {</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> VectorizedCast = 1,</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> SrcCoeffRatio = 1,</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> TgtCoeffRatio = 1</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> };</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span>};</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet16b pcast<Packet16f, Packet16b>(<span class="keyword">const</span> Packet16f& a) {</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> __mmask16 mask = _mm512_cmpneq_ps_mask(a, pzero(a));</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> <span class="keywordflow">return</span> _mm512_maskz_cvtepi32_epi8(mask, _mm512_set1_epi32(1));</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span>}</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> </div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet16f pcast<Packet16b, Packet16f>(<span class="keyword">const</span> Packet16b& a) {</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> <span class="keywordflow">return</span> _mm512_cvtepi32_ps(_mm512_and_si512(_mm512_cvtepi8_epi32(a), _mm512_set1_epi32(1)));</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span>}</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet16i pcast<Packet16f, Packet16i>(<span class="keyword">const</span> Packet16f& a) {</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> <span class="keywordflow">return</span> _mm512_cvttps_epi32(a);</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span>}</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> </div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet16f pcast<Packet16i, Packet16f>(<span class="keyword">const</span> Packet16i& a) {</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> <span class="keywordflow">return</span> _mm512_cvtepi32_ps(a);</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span>}</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet16f pcast<Packet8d, Packet16f>(<span class="keyword">const</span> Packet8d& a, <span class="keyword">const</span> Packet8d& b) {</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <span class="keywordflow">return</span> cat256(_mm512_cvtpd_ps(a), _mm512_cvtpd_ps(b));</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span>}</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> </div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet16i pcast<Packet8d, Packet16i>(<span class="keyword">const</span> Packet8d& a, <span class="keyword">const</span> Packet8d& b) {</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> <span class="keywordflow">return</span> cat256i(_mm512_cvttpd_epi32(a), _mm512_cvttpd_epi32(b));</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span>}</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet8i pcast<Packet8d, Packet8i>(<span class="keyword">const</span> Packet8d& a) {</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <span class="keywordflow">return</span> _mm512_cvtpd_epi32(a);</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span>}</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet8f pcast<Packet8d, Packet8f>(<span class="keyword">const</span> Packet8d& a) {</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="keywordflow">return</span> _mm512_cvtpd_ps(a);</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span>}</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet16i preinterpret<Packet16i, Packet16f>(<span class="keyword">const</span> Packet16f& a) {</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <span class="keywordflow">return</span> _mm512_castps_si512(a);</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span>}</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> </div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet16f preinterpret<Packet16f, Packet16i>(<span class="keyword">const</span> Packet16i& a) {</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <span class="keywordflow">return</span> _mm512_castsi512_ps(a);</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span>}</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> </div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet8d preinterpret<Packet8d, Packet16f>(<span class="keyword">const</span> Packet16f& a) {</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="keywordflow">return</span> _mm512_castps_pd(a);</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span>}</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> </div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet16f preinterpret<Packet16f, Packet8d>(<span class="keyword">const</span> Packet8d& a) {</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="keywordflow">return</span> _mm512_castpd_ps(a);</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span>}</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> </div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet8f preinterpret<Packet8f, Packet16f>(<span class="keyword">const</span> Packet16f& a) {</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> <span class="keywordflow">return</span> _mm512_castps512_ps256(a);</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span>}</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> </div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4f preinterpret<Packet4f, Packet16f>(<span class="keyword">const</span> Packet16f& a) {</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> <span class="keywordflow">return</span> _mm512_castps512_ps128(a);</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span>}</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> </div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4d preinterpret<Packet4d, Packet8d>(<span class="keyword">const</span> Packet8d& a) {</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> <span class="keywordflow">return</span> _mm512_castpd512_pd256(a);</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span>}</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> </div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2d preinterpret<Packet2d, Packet8d>(<span class="keyword">const</span> Packet8d& a) {</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="keywordflow">return</span> _mm512_castpd512_pd128(a);</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span>}</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> </div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet16f preinterpret<Packet16f, Packet8f>(<span class="keyword">const</span> Packet8f& a) {</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <span class="keywordflow">return</span> _mm512_castps256_ps512(a);</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span>}</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> </div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet16f preinterpret<Packet16f, Packet4f>(<span class="keyword">const</span> Packet4f& a) {</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> <span class="keywordflow">return</span> _mm512_castps128_ps512(a);</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span>}</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> </div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet8d preinterpret<Packet8d, Packet4d>(<span class="keyword">const</span> Packet4d& a) {</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> <span class="keywordflow">return</span> _mm512_castpd256_pd512(a);</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span>}</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> </div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet8d preinterpret<Packet8d, Packet2d>(<span class="keyword">const</span> Packet2d& a) {</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="keywordflow">return</span> _mm512_castpd128_pd512(a);</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span>}</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> </div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet8i preinterpret<Packet8i, Packet16i>(<span class="keyword">const</span> Packet16i& a) {</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> <span class="keywordflow">return</span> _mm512_castsi512_si256(a);</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span>}</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4i preinterpret<Packet4i, Packet16i>(<span class="keyword">const</span> Packet16i& a) {</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="keywordflow">return</span> _mm512_castsi512_si128(a);</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span>}</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> </div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet8h preinterpret<Packet8h, Packet16h>(<span class="keyword">const</span> Packet16h& a) {</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <span class="keywordflow">return</span> _mm256_castsi256_si128(a);</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span>}</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> </div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet8bf preinterpret<Packet8bf, Packet16bf>(<span class="keyword">const</span> Packet16bf& a) {</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> <span class="keywordflow">return</span> _mm256_castsi256_si128(a);</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span>}</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> </div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span><span class="preprocessor">#ifndef EIGEN_VECTORIZE_AVX512FP16</span></div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> </div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span><span class="keyword">template</span> <></div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span><span class="keyword">struct </span>type_casting_traits<half, float> {</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> <span class="keyword">enum</span> {</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> VectorizedCast = 1,</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> SrcCoeffRatio = 1,</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> TgtCoeffRatio = 1</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> };</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span>};</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> </div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet16f pcast<Packet16h, Packet16f>(<span class="keyword">const</span> Packet16h& a) {</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> <span class="keywordflow">return</span> half2float(a);</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span>}</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> </div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span><span class="keyword">template</span> <></div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span><span class="keyword">struct </span>type_casting_traits<float, half> {</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <span class="keyword">enum</span> {</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> VectorizedCast = 1,</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> SrcCoeffRatio = 1,</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> TgtCoeffRatio = 1</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> };</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span>};</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> </div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet16h pcast<Packet16f, Packet16h>(<span class="keyword">const</span> Packet16f& a) {</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="keywordflow">return</span> float2half(a);</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span>}</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> </div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> </div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span><span class="keyword">template</span> <></div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span><span class="keyword">struct </span>type_casting_traits<bfloat16, float> {</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> <span class="keyword">enum</span> {</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> VectorizedCast = 1,</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> SrcCoeffRatio = 1,</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> TgtCoeffRatio = 1</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> };</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span>};</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> </div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet16f pcast<Packet16bf, Packet16f>(<span class="keyword">const</span> Packet16bf& a) {</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> <span class="keywordflow">return</span> Bf16ToF32(a);</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span>}</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> </div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span><span class="keyword">template</span> <></div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span><span class="keyword">struct </span>type_casting_traits<float, bfloat16> {</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> <span class="keyword">enum</span> {</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> VectorizedCast = 1,</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> SrcCoeffRatio = 1,</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> TgtCoeffRatio = 1</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> };</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span>};</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> </div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet16bf pcast<Packet16f, Packet16bf>(<span class="keyword">const</span> Packet16f& a) {</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> <span class="keywordflow">return</span> F32ToBf16(a);</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span>}</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> </div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span><span class="preprocessor">#ifdef EIGEN_VECTORIZE_AVX512FP16</span></div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> </div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span><span class="keyword">template</span> <></div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span><span class="keyword">struct </span>type_casting_traits<half, float> {</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> <span class="keyword">enum</span> {</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> VectorizedCast = 1,</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> SrcCoeffRatio = 1,</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> TgtCoeffRatio = 2</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> };</div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span>};</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> </div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span><span class="keyword">template</span> <></div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span><span class="keyword">struct </span>type_casting_traits<float, half> {</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> <span class="keyword">enum</span> {</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> VectorizedCast = 1,</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> SrcCoeffRatio = 2,</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> TgtCoeffRatio = 1</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> };</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span>};</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> </div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet16h preinterpret<Packet16h, Packet32h>(<span class="keyword">const</span> Packet32h& a) {</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> <span class="keywordflow">return</span> _mm256_castpd_si256(_mm512_extractf64x4_pd(_mm512_castph_pd(a), 0));</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span>}</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet8h preinterpret<Packet8h, Packet32h>(<span class="keyword">const</span> Packet32h& a) {</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> <span class="keywordflow">return</span> _mm256_castsi256_si128(preinterpret<Packet16h>(a));</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span>}</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> </div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span><span class="keyword">template</span> <></div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span>EIGEN_STRONG_INLINE Packet16f pcast<Packet32h, Packet16f>(<span class="keyword">const</span> Packet32h& a) {</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> <span class="comment">// Discard second-half of input.</span></div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> Packet16h low = _mm256_castpd_si256(_mm512_extractf64x4_pd(_mm512_castph_pd(a), 0));</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <span class="keywordflow">return</span> _mm512_cvtxph_ps(_mm256_castsi256_ph(low));</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span>}</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> </div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> </div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span><span class="keyword">template</span> <></div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span>EIGEN_STRONG_INLINE Packet32h pcast<Packet16f, Packet32h>(<span class="keyword">const</span> Packet16f& a, <span class="keyword">const</span> Packet16f& b) {</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> __m512d result = _mm512_undefined_pd();</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> result = _mm512_insertf64x4(result, _mm256_castsi256_pd(_mm512_cvtps_ph(a, _MM_FROUND_TO_NEAREST_INT|_MM_FROUND_NO_EXC)), 0);</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> result = _mm512_insertf64x4(result, _mm256_castsi256_pd(_mm512_cvtps_ph(b, _MM_FROUND_TO_NEAREST_INT|_MM_FROUND_NO_EXC)), 1);</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> <span class="keywordflow">return</span> _mm512_castpd_ph(result);</div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span>}</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> </div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span><span class="keyword">template</span> <></div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span>EIGEN_STRONG_INLINE Packet8f pcast<Packet16h, Packet8f>(<span class="keyword">const</span> Packet16h& a) {</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> <span class="comment">// Discard second-half of input.</span></div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> Packet8h low = _mm_castps_si128(_mm256_extractf32x4_ps(_mm256_castsi256_ps(a), 0));</div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> <span class="keywordflow">return</span> _mm256_cvtxph_ps(_mm_castsi128_ph(low));</div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span>}</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> </div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> </div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span><span class="keyword">template</span> <></div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span>EIGEN_STRONG_INLINE Packet16h pcast<Packet8f, Packet16h>(<span class="keyword">const</span> Packet8f& a, <span class="keyword">const</span> Packet8f& b) {</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> __m256d result = _mm256_undefined_pd();</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> result = _mm256_insertf64x2(result, _mm_castsi128_pd(_mm256_cvtps_ph(a, _MM_FROUND_TO_NEAREST_INT|_MM_FROUND_NO_EXC)), 0);</div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> result = _mm256_insertf64x2(result, _mm_castsi128_pd(_mm256_cvtps_ph(b, _MM_FROUND_TO_NEAREST_INT|_MM_FROUND_NO_EXC)), 1);</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> <span class="keywordflow">return</span> _mm256_castpd_si256(result);</div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span>}</div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> </div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span><span class="keyword">template</span> <></div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span>EIGEN_STRONG_INLINE Packet4f pcast<Packet8h, Packet4f>(<span class="keyword">const</span> Packet8h& a) {</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> Packet8f full = _mm256_cvtxph_ps(_mm_castsi128_ph(a));</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> <span class="comment">// Discard second-half of input.</span></div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> <span class="keywordflow">return</span> _mm256_extractf32x4_ps(full, 0);</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span>}</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> </div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> </div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span><span class="keyword">template</span> <></div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span>EIGEN_STRONG_INLINE Packet8h pcast<Packet4f, Packet8h>(<span class="keyword">const</span> Packet4f& a, <span class="keyword">const</span> Packet4f& b) {</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> __m256 result = _mm256_undefined_ps();</div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> result = _mm256_insertf128_ps(result, a, 0);</div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> result = _mm256_insertf128_ps(result, b, 1);</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> <span class="keywordflow">return</span> _mm256_cvtps_ph(result, _MM_FROUND_TO_NEAREST_INT|_MM_FROUND_NO_EXC);</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span>}</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> </div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> </div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> </div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span>} <span class="comment">// end namespace internal</span></div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> </div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span>} <span class="comment">// end namespace Eigen</span></div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> </div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span><span class="preprocessor">#endif </span><span class="comment">// EIGEN_TYPE_CASTING_AVX512_H</span></div>
<div class="ttc" id="anamespaceEigen_html"><div class="ttname"><a href="namespaceEigen.html">Eigen</a></div><div class="ttdoc">Namespace containing all symbols from the Eigen library.</div><div class="ttdef"><b>Definition</b> Core:139</div></div>
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