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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) 2014 Benoit Steiner (benoit.steiner.goog@gmail.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_COMPLEX_AVX_H</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#define EIGEN_COMPLEX_AVX_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="comment">//---------- float ----------</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="keyword">struct </span>Packet4cf</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span>{</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> EIGEN_STRONG_INLINE Packet4cf() {}</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> EIGEN_STRONG_INLINE <span class="keyword">explicit</span> Packet4cf(<span class="keyword">const</span> __m256& a) : v(a) {}</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> __m256 v;</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><span class="preprocessor">#ifndef EIGEN_VECTORIZE_AVX512</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="keyword">template</span><> <span class="keyword">struct </span>packet_traits<std::complex<float> > : default_packet_traits</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span>{</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">typedef</span> Packet4cf type;</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">typedef</span> Packet2cf half;</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">enum</span> {</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> Vectorizable = 1,</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> AlignedOnScalar = 1,</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> size = 4,</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> HasAdd = 1,</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> HasSub = 1,</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> HasMul = 1,</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> HasDiv = 1,</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> HasNegate = 1,</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> HasSqrt = 1,</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> HasAbs = 0,</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> HasAbs2 = 0,</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> HasMin = 0,</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> HasMax = 0,</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> HasSetLinear = 0</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="preprocessor">#endif</span></div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> </div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span><span class="keyword">template</span><> <span class="keyword">struct </span>unpacket_traits<Packet4cf> {</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <span class="keyword">typedef</span> std::complex<float> type;</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> <span class="keyword">typedef</span> Packet2cf half;</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">typedef</span> Packet8f as_real;</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <span class="keyword">enum</span> {</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> size=4,</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> alignment=<a class="code hl_enumvalue" href="group__enums.html#gga45fe06e29902b7a2773de05ba27b47a1a8a380b1cd0c3e5a6cceac06f8235157a">Aligned32</a>,</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> vectorizable=<span class="keyword">true</span>,</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> masked_load_available=<span class="keyword">false</span>,</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> masked_store_available=<span class="keyword">false</span></div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> };</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span>};</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 Packet4cf padd<Packet4cf>(<span class="keyword">const</span> Packet4cf& a, <span class="keyword">const</span> Packet4cf& b) { <span class="keywordflow">return</span> Packet4cf(_mm256_add_ps(a.v,b.v)); }</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4cf psub<Packet4cf>(<span class="keyword">const</span> Packet4cf& a, <span class="keyword">const</span> Packet4cf& b) { <span class="keywordflow">return</span> Packet4cf(_mm256_sub_ps(a.v,b.v)); }</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4cf pnegate(<span class="keyword">const</span> Packet4cf& a)</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="keywordflow">return</span> Packet4cf(pnegate(a.v));</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span>}</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4cf pconj(<span class="keyword">const</span> Packet4cf& a)</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">const</span> __m256 mask = _mm256_castsi256_ps(_mm256_setr_epi32(0x00000000,0x80000000,0x00000000,0x80000000,0x00000000,0x80000000,0x00000000,0x80000000));</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <span class="keywordflow">return</span> Packet4cf(_mm256_xor_ps(a.v,mask));</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 Packet4cf pmul<Packet4cf>(<span class="keyword">const</span> Packet4cf& a, <span class="keyword">const</span> Packet4cf& b)</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span>{</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> __m256 tmp1 = _mm256_mul_ps(_mm256_moveldup_ps(a.v), b.v);</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> __m256 tmp2 = _mm256_mul_ps(_mm256_movehdup_ps(a.v), _mm256_permute_ps(b.v, _MM_SHUFFLE(2,3,0,1)));</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> __m256 result = _mm256_addsub_ps(tmp1, tmp2);</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="keywordflow">return</span> Packet4cf(result);</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> <></div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span>EIGEN_STRONG_INLINE Packet4cf pcmp_eq(<span class="keyword">const</span> Packet4cf& a, <span class="keyword">const</span> Packet4cf& b) {</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> __m256 eq = _mm256_cmp_ps(a.v, b.v, _CMP_EQ_OQ);</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="keywordflow">return</span> Packet4cf(_mm256_and_ps(eq, _mm256_permute_ps(eq, 0xb1)));</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span>}</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> </div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4cf ptrue<Packet4cf>(<span class="keyword">const</span> Packet4cf& a) { <span class="keywordflow">return</span> Packet4cf(ptrue(Packet8f(a.v))); }</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4cf pand <Packet4cf>(<span class="keyword">const</span> Packet4cf& a, <span class="keyword">const</span> Packet4cf& b) { <span class="keywordflow">return</span> Packet4cf(_mm256_and_ps(a.v,b.v)); }</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4cf por <Packet4cf>(<span class="keyword">const</span> Packet4cf& a, <span class="keyword">const</span> Packet4cf& b) { <span class="keywordflow">return</span> Packet4cf(_mm256_or_ps(a.v,b.v)); }</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4cf pxor <Packet4cf>(<span class="keyword">const</span> Packet4cf& a, <span class="keyword">const</span> Packet4cf& b) { <span class="keywordflow">return</span> Packet4cf(_mm256_xor_ps(a.v,b.v)); }</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4cf pandnot<Packet4cf>(<span class="keyword">const</span> Packet4cf& a, <span class="keyword">const</span> Packet4cf& b) { <span class="keywordflow">return</span> Packet4cf(_mm256_andnot_ps(b.v,a.v)); }</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 Packet4cf pload <Packet4cf>(<span class="keyword">const</span> std::complex<float>* from) { EIGEN_DEBUG_ALIGNED_LOAD <span class="keywordflow">return</span> Packet4cf(pload<Packet8f>(&numext::real_ref(*from))); }</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4cf ploadu<Packet4cf>(<span class="keyword">const</span> std::complex<float>* from) { EIGEN_DEBUG_UNALIGNED_LOAD <span class="keywordflow">return</span> Packet4cf(ploadu<Packet8f>(&numext::real_ref(*from))); }</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 Packet4cf pset1<Packet4cf>(<span class="keyword">const</span> std::complex<float>& from)</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span>{</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> <span class="keyword">const</span> <span class="keywordtype">float</span> re = std::real(from);</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <span class="keyword">const</span> <span class="keywordtype">float</span> im = std::imag(from);</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <span class="keywordflow">return</span> Packet4cf(_mm256_set_ps(im, re, im, re, im, re, im, re));</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span>}</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><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4cf ploaddup<Packet4cf>(<span class="keyword">const</span> std::complex<float>* from)</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span>{</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> <span class="comment">// FIXME The following might be optimized using _mm256_movedup_pd</span></div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> Packet2cf a = ploaddup<Packet2cf>(from);</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> Packet2cf b = ploaddup<Packet2cf>(from+1);</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <span class="keywordflow">return</span> Packet4cf(_mm256_insertf128_ps(_mm256_castps128_ps256(a.v), b.v, 1));</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span>}</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><span class="keyword">template</span><> EIGEN_STRONG_INLINE <span class="keywordtype">void</span> pstore <std::complex<float> >(std::complex<float>* to, <span class="keyword">const</span> Packet4cf& from) { EIGEN_DEBUG_ALIGNED_STORE pstore(&numext::real_ref(*to), from.v); }</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE <span class="keywordtype">void</span> pstoreu<std::complex<float> >(std::complex<float>* to, <span class="keyword">const</span> Packet4cf& from) { EIGEN_DEBUG_UNALIGNED_STORE pstoreu(&numext::real_ref(*to), from.v); }</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> </div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span><span class="keyword">template</span><> EIGEN_DEVICE_FUNC <span class="keyword">inline</span> Packet4cf pgather<std::complex<float>, Packet4cf>(<span class="keyword">const</span> std::complex<float>* from, <a class="code hl_typedef" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> stride)</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span>{</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="keywordflow">return</span> Packet4cf(_mm256_set_ps(std::imag(from[3*stride]), std::real(from[3*stride]),</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> std::imag(from[2*stride]), std::real(from[2*stride]),</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> std::imag(from[1*stride]), std::real(from[1*stride]),</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> std::imag(from[0*stride]), std::real(from[0*stride])));</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span>}</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><span class="keyword">template</span><> EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span> pscatter<std::complex<float>, Packet4cf>(std::complex<float>* to, <span class="keyword">const</span> Packet4cf& from, <a class="code hl_typedef" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> stride)</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span>{</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> __m128 low = _mm256_extractf128_ps(from.v, 0);</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> to[stride*0] = std::complex<float>(_mm_cvtss_f32(_mm_shuffle_ps(low, low, 0)),</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> _mm_cvtss_f32(_mm_shuffle_ps(low, low, 1)));</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> to[stride*1] = std::complex<float>(_mm_cvtss_f32(_mm_shuffle_ps(low, low, 2)),</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> _mm_cvtss_f32(_mm_shuffle_ps(low, low, 3)));</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> </div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> __m128 high = _mm256_extractf128_ps(from.v, 1);</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> to[stride*2] = std::complex<float>(_mm_cvtss_f32(_mm_shuffle_ps(high, high, 0)),</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> _mm_cvtss_f32(_mm_shuffle_ps(high, high, 1)));</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> to[stride*3] = std::complex<float>(_mm_cvtss_f32(_mm_shuffle_ps(high, high, 2)),</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> _mm_cvtss_f32(_mm_shuffle_ps(high, high, 3)));</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 std::complex<float> pfirst<Packet4cf>(<span class="keyword">const</span> Packet4cf& a)</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span>{</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <span class="keywordflow">return</span> pfirst(Packet2cf(_mm256_castps256_ps128(a.v)));</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> </div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4cf preverse(<span class="keyword">const</span> Packet4cf& a) {</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> __m128 low = _mm256_extractf128_ps(a.v, 0);</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> __m128 high = _mm256_extractf128_ps(a.v, 1);</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> __m128d lowd = _mm_castps_pd(low);</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> __m128d highd = _mm_castps_pd(high);</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> low = _mm_castpd_ps(_mm_shuffle_pd(lowd,lowd,0x1));</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> high = _mm_castpd_ps(_mm_shuffle_pd(highd,highd,0x1));</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> __m256 result = _mm256_setzero_ps();</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> result = _mm256_insertf128_ps(result, low, 1);</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> result = _mm256_insertf128_ps(result, high, 0);</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <span class="keywordflow">return</span> Packet4cf(result);</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> </div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE std::complex<float> predux<Packet4cf>(<span class="keyword">const</span> Packet4cf& a)</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span>{</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> <span class="keywordflow">return</span> predux(padd(Packet2cf(_mm256_extractf128_ps(a.v,0)),</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> Packet2cf(_mm256_extractf128_ps(a.v,1))));</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span>}</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> </div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE std::complex<float> predux_mul<Packet4cf>(<span class="keyword">const</span> Packet4cf& a)</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> <span class="keywordflow">return</span> predux_mul(pmul(Packet2cf(_mm256_extractf128_ps(a.v, 0)),</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> Packet2cf(_mm256_extractf128_ps(a.v, 1))));</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span>}</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> </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>EIGEN_MAKE_CONJ_HELPER_CPLX_REAL(Packet4cf,Packet8f)</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> </div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4cf pdiv<Packet4cf>(<span class="keyword">const</span> Packet4cf& a, <span class="keyword">const</span> Packet4cf& b)</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span>{</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> <span class="keywordflow">return</span> pdiv_complex(a, b);</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span>}</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> </div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4cf pcplxflip<Packet4cf>(<span class="keyword">const</span> Packet4cf& x)</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> <span class="keywordflow">return</span> Packet4cf(_mm256_shuffle_ps(x.v, x.v, _MM_SHUFFLE(2, 3, 0 ,1)));</div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span>}</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> </div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span><span class="comment">//---------- double ----------</span></div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span><span class="keyword">struct </span>Packet2cd</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span>{</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> EIGEN_STRONG_INLINE Packet2cd() {}</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> EIGEN_STRONG_INLINE <span class="keyword">explicit</span> Packet2cd(<span class="keyword">const</span> __m256d& a) : v(a) {}</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> __m256d v;</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span>};</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span><span class="preprocessor">#ifndef EIGEN_VECTORIZE_AVX512</span></div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span><span class="keyword">template</span><> <span class="keyword">struct </span>packet_traits<std::complex<double> > : default_packet_traits</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> <span class="keyword">typedef</span> Packet2cd type;</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> <span class="keyword">typedef</span> Packet1cd half;</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <span class="keyword">enum</span> {</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> Vectorizable = 1,</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> AlignedOnScalar = 0,</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> size = 2,</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> </div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> HasAdd = 1,</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> HasSub = 1,</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> HasMul = 1,</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> HasDiv = 1,</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> HasNegate = 1,</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> HasSqrt = 1,</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> HasAbs = 0,</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> HasAbs2 = 0,</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> HasMin = 0,</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> HasMax = 0,</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> HasSetLinear = 0</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> };</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span>};</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> </div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span><span class="keyword">template</span><> <span class="keyword">struct </span>unpacket_traits<Packet2cd> {</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> <span class="keyword">typedef</span> std::complex<double> type;</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> <span class="keyword">typedef</span> Packet1cd half;</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> <span class="keyword">typedef</span> Packet4d as_real;</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> <span class="keyword">enum</span> {</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> size=2,</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> alignment=<a class="code hl_enumvalue" href="group__enums.html#gga45fe06e29902b7a2773de05ba27b47a1a8a380b1cd0c3e5a6cceac06f8235157a">Aligned32</a>,</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> vectorizable=<span class="keyword">true</span>,</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> masked_load_available=<span class="keyword">false</span>,</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> masked_store_available=<span class="keyword">false</span></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> </div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd padd<Packet2cd>(<span class="keyword">const</span> Packet2cd& a, <span class="keyword">const</span> Packet2cd& b) { <span class="keywordflow">return</span> Packet2cd(_mm256_add_pd(a.v,b.v)); }</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd psub<Packet2cd>(<span class="keyword">const</span> Packet2cd& a, <span class="keyword">const</span> Packet2cd& b) { <span class="keywordflow">return</span> Packet2cd(_mm256_sub_pd(a.v,b.v)); }</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd pnegate(<span class="keyword">const</span> Packet2cd& a) { <span class="keywordflow">return</span> Packet2cd(pnegate(a.v)); }</div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd pconj(<span class="keyword">const</span> Packet2cd& a)</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> <span class="keyword">const</span> __m256d mask = _mm256_castsi256_pd(_mm256_set_epi32(0x80000000,0x0,0x0,0x0,0x80000000,0x0,0x0,0x0));</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> <span class="keywordflow">return</span> Packet2cd(_mm256_xor_pd(a.v,mask));</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span>}</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> </div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd pmul<Packet2cd>(<span class="keyword">const</span> Packet2cd& a, <span class="keyword">const</span> Packet2cd& b)</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span>{</div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> __m256d tmp1 = _mm256_shuffle_pd(a.v,a.v,0x0);</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> __m256d even = _mm256_mul_pd(tmp1, b.v);</div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> __m256d tmp2 = _mm256_shuffle_pd(a.v,a.v,0xF);</div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> __m256d tmp3 = _mm256_shuffle_pd(b.v,b.v,0x5);</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> __m256d odd = _mm256_mul_pd(tmp2, tmp3);</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> <span class="keywordflow">return</span> Packet2cd(_mm256_addsub_pd(even, odd));</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span>}</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> </div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span><span class="keyword">template</span> <></div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span>EIGEN_STRONG_INLINE Packet2cd pcmp_eq(<span class="keyword">const</span> Packet2cd& a, <span class="keyword">const</span> Packet2cd& b) {</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> __m256d eq = _mm256_cmp_pd(a.v, b.v, _CMP_EQ_OQ);</div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> <span class="keywordflow">return</span> Packet2cd(pand(eq, _mm256_permute_pd(eq, 0x5)));</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span>}</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> </div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd ptrue<Packet2cd>(<span class="keyword">const</span> Packet2cd& a) { <span class="keywordflow">return</span> Packet2cd(ptrue(Packet4d(a.v))); }</div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd pand <Packet2cd>(<span class="keyword">const</span> Packet2cd& a, <span class="keyword">const</span> Packet2cd& b) { <span class="keywordflow">return</span> Packet2cd(_mm256_and_pd(a.v,b.v)); }</div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd por <Packet2cd>(<span class="keyword">const</span> Packet2cd& a, <span class="keyword">const</span> Packet2cd& b) { <span class="keywordflow">return</span> Packet2cd(_mm256_or_pd(a.v,b.v)); }</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd pxor <Packet2cd>(<span class="keyword">const</span> Packet2cd& a, <span class="keyword">const</span> Packet2cd& b) { <span class="keywordflow">return</span> Packet2cd(_mm256_xor_pd(a.v,b.v)); }</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd pandnot<Packet2cd>(<span class="keyword">const</span> Packet2cd& a, <span class="keyword">const</span> Packet2cd& b) { <span class="keywordflow">return</span> Packet2cd(_mm256_andnot_pd(b.v,a.v)); }</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><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd pload <Packet2cd>(<span class="keyword">const</span> std::complex<double>* from)</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span>{ EIGEN_DEBUG_ALIGNED_LOAD <span class="keywordflow">return</span> Packet2cd(pload<Packet4d>((<span class="keyword">const</span> <span class="keywordtype">double</span>*)from)); }</div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd ploadu<Packet2cd>(<span class="keyword">const</span> std::complex<double>* from)</div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span>{ EIGEN_DEBUG_UNALIGNED_LOAD <span class="keywordflow">return</span> Packet2cd(ploadu<Packet4d>((<span class="keyword">const</span> <span class="keywordtype">double</span>*)from)); }</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="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd pset1<Packet2cd>(<span class="keyword">const</span> std::complex<double>& from)</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="comment">// in case casting to a __m128d* is really not safe, then we can still fallback to this version: (much slower though)</span></div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span><span class="comment">// return Packet2cd(_mm256_loadu2_m128d((const double*)&from,(const double*)&from));</span></div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> <span class="keywordflow">return</span> Packet2cd(_mm256_broadcast_pd((<span class="keyword">const</span> __m128d*)(<span class="keyword">const</span> <span class="keywordtype">void</span>*)&from));</div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span>}</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> </div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd ploaddup<Packet2cd>(<span class="keyword">const</span> std::complex<double>* from) { <span class="keywordflow">return</span> pset1<Packet2cd>(*from); }</div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> </div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE <span class="keywordtype">void</span> pstore <std::complex<double> >(std::complex<double> * to, <span class="keyword">const</span> Packet2cd& from) { EIGEN_DEBUG_ALIGNED_STORE pstore((<span class="keywordtype">double</span>*)to, from.v); }</div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE <span class="keywordtype">void</span> pstoreu<std::complex<double> >(std::complex<double> * to, <span class="keyword">const</span> Packet2cd& from) { EIGEN_DEBUG_UNALIGNED_STORE pstoreu((<span class="keywordtype">double</span>*)to, from.v); }</div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> </div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span><span class="keyword">template</span><> EIGEN_DEVICE_FUNC <span class="keyword">inline</span> Packet2cd pgather<std::complex<double>, Packet2cd>(<span class="keyword">const</span> std::complex<double>* from, <a class="code hl_typedef" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> stride)</div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span>{</div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> <span class="keywordflow">return</span> Packet2cd(_mm256_set_pd(std::imag(from[1*stride]), std::real(from[1*stride]),</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> std::imag(from[0*stride]), std::real(from[0*stride])));</div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span>}</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> </div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span><span class="keyword">template</span><> EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span> pscatter<std::complex<double>, Packet2cd>(std::complex<double>* to, <span class="keyword">const</span> Packet2cd& from, <a class="code hl_typedef" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> stride)</div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span>{</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> __m128d low = _mm256_extractf128_pd(from.v, 0);</div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> to[stride*0] = std::complex<double>(_mm_cvtsd_f64(low), _mm_cvtsd_f64(_mm_shuffle_pd(low, low, 1)));</div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> __m128d high = _mm256_extractf128_pd(from.v, 1);</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> to[stride*1] = std::complex<double>(_mm_cvtsd_f64(high), _mm_cvtsd_f64(_mm_shuffle_pd(high, high, 1)));</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span>}</div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> </div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE std::complex<double> pfirst<Packet2cd>(<span class="keyword">const</span> Packet2cd& a)</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span>{</div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> __m128d low = _mm256_extractf128_pd(a.v, 0);</div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> EIGEN_ALIGN16 <span class="keywordtype">double</span> res[2];</div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> _mm_store_pd(res, low);</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> <span class="keywordflow">return</span> std::complex<double>(res[0],res[1]);</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span>}</div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> </div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd preverse(<span class="keyword">const</span> Packet2cd& a) {</div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> __m256d result = _mm256_permute2f128_pd(a.v, a.v, 1);</div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> <span class="keywordflow">return</span> Packet2cd(result);</div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span>}</div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> </div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE std::complex<double> predux<Packet2cd>(<span class="keyword">const</span> Packet2cd& a)</div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span>{</div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> <span class="keywordflow">return</span> predux(padd(Packet1cd(_mm256_extractf128_pd(a.v,0)),</div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> Packet1cd(_mm256_extractf128_pd(a.v,1))));</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span>}</div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> </div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE std::complex<double> predux_mul<Packet2cd>(<span class="keyword">const</span> Packet2cd& a)</div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span>{</div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> <span class="keywordflow">return</span> predux(pmul(Packet1cd(_mm256_extractf128_pd(a.v,0)),</div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> Packet1cd(_mm256_extractf128_pd(a.v,1))));</div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span>}</div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> </div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span>EIGEN_MAKE_CONJ_HELPER_CPLX_REAL(Packet2cd,Packet4d)</div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> </div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd pdiv<Packet2cd>(<span class="keyword">const</span> Packet2cd& a, <span class="keyword">const</span> Packet2cd& b)</div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span>{</div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> <span class="keywordflow">return</span> pdiv_complex(a, b);</div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span>}</div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> </div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd pcplxflip<Packet2cd>(<span class="keyword">const</span> Packet2cd& x)</div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span>{</div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> <span class="keywordflow">return</span> Packet2cd(_mm256_shuffle_pd(x.v, x.v, 0x5));</div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span>}</div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span> </div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span>EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span></div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span>ptranspose(PacketBlock<Packet4cf,4>& kernel) {</div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> __m256d P0 = _mm256_castps_pd(kernel.packet[0].v);</div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span> __m256d P1 = _mm256_castps_pd(kernel.packet[1].v);</div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span> __m256d P2 = _mm256_castps_pd(kernel.packet[2].v);</div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span> __m256d P3 = _mm256_castps_pd(kernel.packet[3].v);</div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span> </div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span> __m256d T0 = _mm256_shuffle_pd(P0, P1, 15);</div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span> __m256d T1 = _mm256_shuffle_pd(P0, P1, 0);</div>
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno"> 340</span> __m256d T2 = _mm256_shuffle_pd(P2, P3, 15);</div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span> __m256d T3 = _mm256_shuffle_pd(P2, P3, 0);</div>
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno"> 342</span> </div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span> kernel.packet[1].v = _mm256_castpd_ps(_mm256_permute2f128_pd(T0, T2, 32));</div>
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"> 344</span> kernel.packet[3].v = _mm256_castpd_ps(_mm256_permute2f128_pd(T0, T2, 49));</div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span> kernel.packet[0].v = _mm256_castpd_ps(_mm256_permute2f128_pd(T1, T3, 32));</div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span> kernel.packet[2].v = _mm256_castpd_ps(_mm256_permute2f128_pd(T1, T3, 49));</div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span>}</div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span> </div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span>EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span></div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span>ptranspose(PacketBlock<Packet2cd,2>& kernel) {</div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span> __m256d tmp = _mm256_permute2f128_pd(kernel.packet[0].v, kernel.packet[1].v, 0+(2<<4));</div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> kernel.packet[1].v = _mm256_permute2f128_pd(kernel.packet[0].v, kernel.packet[1].v, 1+(3<<4));</div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> kernel.packet[0].v = tmp;</div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span>}</div>
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> </div>
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cd psqrt<Packet2cd>(<span class="keyword">const</span> Packet2cd& a) {</div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span> <span class="keywordflow">return</span> psqrt_complex<Packet2cd>(a);</div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span>}</div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span> </div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span><span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet4cf psqrt<Packet4cf>(<span class="keyword">const</span> Packet4cf& a) {</div>
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> <span class="keywordflow">return</span> psqrt_complex<Packet4cf>(a);</div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span>}</div>
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span> </div>
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span>} <span class="comment">// end namespace internal</span></div>
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span> </div>
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span>} <span class="comment">// end namespace Eigen</span></div>
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno"> 367</span> </div>
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"> 368</span><span class="preprocessor">#endif </span><span class="comment">// EIGEN_COMPLEX_AVX_H</span></div>
<div class="ttc" id="agroup__enums_html_gga45fe06e29902b7a2773de05ba27b47a1a8a380b1cd0c3e5a6cceac06f8235157a"><div class="ttname"><a href="group__enums.html#gga45fe06e29902b7a2773de05ba27b47a1a8a380b1cd0c3e5a6cceac06f8235157a">Eigen::Aligned32</a></div><div class="ttdeci">@ Aligned32</div><div class="ttdef"><b>Definition</b> Constants.h:238</div></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>
<div class="ttc" id="anamespaceEigen_html_a62e77e0933482dafde8fe197d9a2cfde"><div class="ttname"><a href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Eigen::Index</a></div><div class="ttdeci">EIGEN_DEFAULT_DENSE_INDEX_TYPE Index</div><div class="ttdoc">The Index type as used for the API.</div><div class="ttdef"><b>Definition</b> Meta.h:82</div></div>
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