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<div class="title">SSE/Complex.h</div> </div>
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<div class="fragment"><div class="line"><a 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 name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// for linear algebra.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">//</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// Copyright (C) 2010 Gael Guennebaud <gael.guennebaud@inria.fr></span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">//</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// This Source Code Form is subject to the terms of the Mozilla</span></div>
<div class="line"><a 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 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 name="l00009"></a><span class="lineno"> 9</span> </div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#ifndef EIGEN_COMPLEX_SSE_H</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor"></span><span class="preprocessor">#define EIGEN_COMPLEX_SSE_H</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="keyword">namespace </span>Eigen {</div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">namespace </span>internal {</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">//---------- float ----------</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">struct </span>Packet2cf</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> {</div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  EIGEN_STRONG_INLINE Packet2cf() {}</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  EIGEN_STRONG_INLINE <span class="keyword">explicit</span> Packet2cf(<span class="keyword">const</span> __m128& a) : v(a) {}</div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  __m128 v;</div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> };</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">template</span><> <span class="keyword">struct </span>packet_traits<std::complex<float> > : default_packet_traits</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> {</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keyword">typedef</span> Packet2cf type;</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keyword">enum</span> {</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  Vectorizable = 1,</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  AlignedOnScalar = 1,</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  size = 2,</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  HasAdd = 1,</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  HasSub = 1,</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  HasMul = 1,</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  HasDiv = 1,</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  HasNegate = 1,</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  HasAbs = 0,</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  HasAbs2 = 0,</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  HasMin = 0,</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  HasMax = 0,</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  HasSetLinear = 0</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  };</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> };</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="keyword">template</span><> <span class="keyword">struct </span>unpacket_traits<Packet2cf> { <span class="keyword">typedef</span> std::complex<float> type; <span class="keyword">enum</span> {size=2}; };</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cf padd<Packet2cf>(<span class="keyword">const</span> Packet2cf& a, <span class="keyword">const</span> Packet2cf& b) { <span class="keywordflow">return</span> Packet2cf(_mm_add_ps(a.v,b.v)); }</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cf psub<Packet2cf>(<span class="keyword">const</span> Packet2cf& a, <span class="keyword">const</span> Packet2cf& b) { <span class="keywordflow">return</span> Packet2cf(_mm_sub_ps(a.v,b.v)); }</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cf pnegate(<span class="keyword">const</span> Packet2cf& a)</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> {</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">const</span> __m128 mask = _mm_castsi128_ps(_mm_setr_epi32(0x80000000,0x80000000,0x80000000,0x80000000));</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordflow">return</span> Packet2cf(_mm_xor_ps(a.v,mask));</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> }</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cf pconj(<span class="keyword">const</span> Packet2cf& a)</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> {</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keyword">const</span> __m128 mask = _mm_castsi128_ps(_mm_setr_epi32(0x00000000,0x80000000,0x00000000,0x80000000));</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordflow">return</span> Packet2cf(_mm_xor_ps(a.v,mask));</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> }</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cf pmul<Packet2cf>(<span class="keyword">const</span> Packet2cf& a, <span class="keyword">const</span> Packet2cf& b)</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> {</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="comment">// TODO optimize it for SSE3 and 4</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor"> #ifdef EIGEN_VECTORIZE_SSE3</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor"></span> <span class="keywordflow">return</span> Packet2cf(_mm_addsub_ps(_mm_mul_ps(_mm_moveldup_ps(a.v), b.v),</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  _mm_mul_ps(_mm_movehdup_ps(a.v),</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  vec4f_swizzle1(b.v, 1, 0, 3, 2))));</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment">// return Packet2cf(_mm_addsub_ps(_mm_mul_ps(vec4f_swizzle1(a.v, 0, 0, 2, 2), b.v),</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment">// _mm_mul_ps(vec4f_swizzle1(a.v, 1, 1, 3, 3),</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment">// vec4f_swizzle1(b.v, 1, 0, 3, 2))));</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor"> #else</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor"></span> <span class="keyword">const</span> __m128 mask = _mm_castsi128_ps(_mm_setr_epi32(0x80000000,0x00000000,0x80000000,0x00000000));</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">return</span> Packet2cf(_mm_add_ps(_mm_mul_ps(vec4f_swizzle1(a.v, 0, 0, 2, 2), b.v),</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  _mm_xor_ps(_mm_mul_ps(vec4f_swizzle1(a.v, 1, 1, 3, 3),</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  vec4f_swizzle1(b.v, 1, 0, 3, 2)), mask)));</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor"> #endif</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor"></span>}</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cf pand <Packet2cf>(<span class="keyword">const</span> Packet2cf& a, <span class="keyword">const</span> Packet2cf& b) { <span class="keywordflow">return</span> Packet2cf(_mm_and_ps(a.v,b.v)); }</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cf por <Packet2cf>(<span class="keyword">const</span> Packet2cf& a, <span class="keyword">const</span> Packet2cf& b) { <span class="keywordflow">return</span> Packet2cf(_mm_or_ps(a.v,b.v)); }</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cf pxor <Packet2cf>(<span class="keyword">const</span> Packet2cf& a, <span class="keyword">const</span> Packet2cf& b) { <span class="keywordflow">return</span> Packet2cf(_mm_xor_ps(a.v,b.v)); }</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cf pandnot<Packet2cf>(<span class="keyword">const</span> Packet2cf& a, <span class="keyword">const</span> Packet2cf& b) { <span class="keywordflow">return</span> Packet2cf(_mm_andnot_ps(a.v,b.v)); }</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cf pload <Packet2cf>(<span class="keyword">const</span> std::complex<float>* from) { EIGEN_DEBUG_ALIGNED_LOAD <span class="keywordflow">return</span> Packet2cf(pload<Packet4f>(&numext::real_ref(*from))); }</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cf ploadu<Packet2cf>(<span class="keyword">const</span> std::complex<float>* from) { EIGEN_DEBUG_UNALIGNED_LOAD <span class="keywordflow">return</span> Packet2cf(ploadu<Packet4f>(&numext::real_ref(*from))); }</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cf pset1<Packet2cf>(<span class="keyword">const</span> std::complex<float>& from)</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> {</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  Packet2cf res;</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="preprocessor">#if EIGEN_GNUC_AT_MOST(4,2)</span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="preprocessor"></span> <span class="comment">// Workaround annoying "may be used uninitialized in this function" warning with gcc 4.2</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  res.v = _mm_loadl_pi(_mm_set1_ps(0.0f), reinterpret_cast<const __m64*>(&from));</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="preprocessor">#elif EIGEN_GNUC_AT_LEAST(4,6)</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="preprocessor"></span> <span class="comment">// Suppress annoying "may be used uninitialized in this function" warning with gcc >= 4.6</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="preprocessor"> #pragma GCC diagnostic push</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor"></span><span class="preprocessor"> #pragma GCC diagnostic ignored "-Wuninitialized"</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor"></span> res.v = _mm_loadl_pi(res.v, (<span class="keyword">const</span> __m64*)&from);</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="preprocessor"> #pragma GCC diagnostic pop</span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="preprocessor"></span><span class="preprocessor">#else</span></div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor"></span> res.v = _mm_loadl_pi(res.v, (<span class="keyword">const</span> __m64*)&from);</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="preprocessor"></span> <span class="keywordflow">return</span> Packet2cf(_mm_movelh_ps(res.v,res.v));</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> }</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cf ploaddup<Packet2cf>(<span class="keyword">const</span> std::complex<float>* from) { <span class="keywordflow">return</span> pset1<Packet2cf>(*from); }</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE <span class="keywordtype">void</span> pstore <std::complex<float> >(std::complex<float> * to, <span class="keyword">const</span> Packet2cf& from) { EIGEN_DEBUG_ALIGNED_STORE pstore(&numext::real_ref(*to), from.v); }</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</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> Packet2cf& from) { EIGEN_DEBUG_UNALIGNED_STORE pstoreu(&numext::real_ref(*to), from.v); }</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE <span class="keywordtype">void</span> prefetch<std::complex<float> >(<span class="keyword">const</span> std::complex<float> * addr) { _mm_prefetch((<span class="keyword">const</span> <span class="keywordtype">char</span>*)(addr), _MM_HINT_T0); }</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE std::complex<float> pfirst<Packet2cf>(<span class="keyword">const</span> Packet2cf& a)</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> {</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="preprocessor"> #if EIGEN_GNUC_AT_MOST(4,3)</span></div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="preprocessor"></span> <span class="comment">// Workaround gcc 4.2 ICE - this is not performance wise ideal, but who cares...</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="comment">// This workaround also fix invalid code generation with gcc 4.3</span></div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  EIGEN_ALIGN16 std::complex<float> res[2];</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  _mm_store_ps((<span class="keywordtype">float</span>*)res, a.v);</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordflow">return</span> res[0];</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="preprocessor"> #else</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="preprocessor"></span> std::complex<float> res;</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  _mm_storel_pi((__m64*)&res, a.v);</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordflow">return</span> res;</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="preprocessor"> #endif</span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="preprocessor"></span>}</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cf preverse(<span class="keyword">const</span> Packet2cf& a) { <span class="keywordflow">return</span> Packet2cf(_mm_castpd_ps(preverse(_mm_castps_pd(a.v)))); }</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE std::complex<float> predux<Packet2cf>(<span class="keyword">const</span> Packet2cf& a)</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> {</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordflow">return</span> pfirst(Packet2cf(_mm_add_ps(a.v, _mm_movehl_ps(a.v,a.v))));</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> }</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cf preduxp<Packet2cf>(<span class="keyword">const</span> Packet2cf* vecs)</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> {</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordflow">return</span> Packet2cf(_mm_add_ps(_mm_movelh_ps(vecs[0].v,vecs[1].v), _mm_movehl_ps(vecs[1].v,vecs[0].v)));</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> }</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE std::complex<float> predux_mul<Packet2cf>(<span class="keyword">const</span> Packet2cf& a)</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> {</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">return</span> pfirst(pmul(a, Packet2cf(_mm_movehl_ps(a.v,a.v))));</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> }</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="keyword">template</span><<span class="keywordtype">int</span> Offset></div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="keyword">struct </span>palign_impl<Offset,Packet2cf></div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> {</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keyword">static</span> EIGEN_STRONG_INLINE <span class="keywordtype">void</span> run(Packet2cf& first, <span class="keyword">const</span> Packet2cf& second)</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  {</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">if</span> (Offset==1)</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  {</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  first.v = _mm_movehl_ps(first.v, first.v);</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  first.v = _mm_movelh_ps(first.v, second.v);</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  }</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  }</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> };</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="keyword">template</span><> <span class="keyword">struct </span>conj_helper<Packet2cf, Packet2cf, false,true></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> {</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  EIGEN_STRONG_INLINE Packet2cf pmadd(<span class="keyword">const</span> Packet2cf& x, <span class="keyword">const</span> Packet2cf& y, <span class="keyword">const</span> Packet2cf& c)<span class="keyword"> const</span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="keyword"> </span>{ <span class="keywordflow">return</span> padd(pmul(x,y),c); }</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> </div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  EIGEN_STRONG_INLINE Packet2cf pmul(<span class="keyword">const</span> Packet2cf& a, <span class="keyword">const</span> Packet2cf& b)<span class="keyword"> const</span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="preprocessor"> #ifdef EIGEN_VECTORIZE_SSE3</span></div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="preprocessor"></span> <span class="keywordflow">return</span> internal::pmul(a, pconj(b));</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="preprocessor"> #else</span></div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="preprocessor"></span> <span class="keyword">const</span> __m128 mask = _mm_castsi128_ps(_mm_setr_epi32(0x00000000,0x80000000,0x00000000,0x80000000));</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">return</span> Packet2cf(_mm_add_ps(_mm_xor_ps(_mm_mul_ps(vec4f_swizzle1(a.v, 0, 0, 2, 2), b.v), mask),</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  _mm_mul_ps(vec4f_swizzle1(a.v, 1, 1, 3, 3),</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  vec4f_swizzle1(b.v, 1, 0, 3, 2))));</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="preprocessor"> #endif</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="preprocessor"></span> }</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> };</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="keyword">template</span><> <span class="keyword">struct </span>conj_helper<Packet2cf, Packet2cf, true,false></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> {</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  EIGEN_STRONG_INLINE Packet2cf pmadd(<span class="keyword">const</span> Packet2cf& x, <span class="keyword">const</span> Packet2cf& y, <span class="keyword">const</span> Packet2cf& c)<span class="keyword"> const</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="keyword"> </span>{ <span class="keywordflow">return</span> padd(pmul(x,y),c); }</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> </div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  EIGEN_STRONG_INLINE Packet2cf pmul(<span class="keyword">const</span> Packet2cf& a, <span class="keyword">const</span> Packet2cf& b)<span class="keyword"> const</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="preprocessor"> #ifdef EIGEN_VECTORIZE_SSE3</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="preprocessor"></span> <span class="keywordflow">return</span> internal::pmul(pconj(a), b);</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="preprocessor"> #else</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="preprocessor"></span> <span class="keyword">const</span> __m128 mask = _mm_castsi128_ps(_mm_setr_epi32(0x00000000,0x80000000,0x00000000,0x80000000));</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">return</span> Packet2cf(_mm_add_ps(_mm_mul_ps(vec4f_swizzle1(a.v, 0, 0, 2, 2), b.v),</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  _mm_xor_ps(_mm_mul_ps(vec4f_swizzle1(a.v, 1, 1, 3, 3),</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  vec4f_swizzle1(b.v, 1, 0, 3, 2)), mask)));</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="preprocessor"> #endif</span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="preprocessor"></span> }</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> };</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> </div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="keyword">template</span><> <span class="keyword">struct </span>conj_helper<Packet2cf, Packet2cf, true,true></div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> {</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  EIGEN_STRONG_INLINE Packet2cf pmadd(<span class="keyword">const</span> Packet2cf& x, <span class="keyword">const</span> Packet2cf& y, <span class="keyword">const</span> Packet2cf& c)<span class="keyword"> const</span></div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="keyword"> </span>{ <span class="keywordflow">return</span> padd(pmul(x,y),c); }</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> </div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  EIGEN_STRONG_INLINE Packet2cf pmul(<span class="keyword">const</span> Packet2cf& a, <span class="keyword">const</span> Packet2cf& b)<span class="keyword"> const</span></div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="preprocessor"> #ifdef EIGEN_VECTORIZE_SSE3</span></div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="preprocessor"></span> <span class="keywordflow">return</span> pconj(internal::pmul(a, b));</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="preprocessor"> #else</span></div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="preprocessor"></span> <span class="keyword">const</span> __m128 mask = _mm_castsi128_ps(_mm_setr_epi32(0x00000000,0x80000000,0x00000000,0x80000000));</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">return</span> Packet2cf(_mm_sub_ps(_mm_xor_ps(_mm_mul_ps(vec4f_swizzle1(a.v, 0, 0, 2, 2), b.v), mask),</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  _mm_mul_ps(vec4f_swizzle1(a.v, 1, 1, 3, 3),</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  vec4f_swizzle1(b.v, 1, 0, 3, 2))));</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="preprocessor"> #endif</span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="preprocessor"></span> }</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> };</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> </div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="keyword">template</span><> <span class="keyword">struct </span>conj_helper<Packet4f, Packet2cf, false,false></div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> {</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  EIGEN_STRONG_INLINE Packet2cf pmadd(<span class="keyword">const</span> Packet4f& x, <span class="keyword">const</span> Packet2cf& y, <span class="keyword">const</span> Packet2cf& c)<span class="keyword"> const</span></div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="keyword"> </span>{ <span class="keywordflow">return</span> padd(c, pmul(x,y)); }</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> </div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  EIGEN_STRONG_INLINE Packet2cf pmul(<span class="keyword">const</span> Packet4f& x, <span class="keyword">const</span> Packet2cf& y)<span class="keyword"> const</span></div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="keyword"> </span>{ <span class="keywordflow">return</span> Packet2cf(Eigen::internal::pmul(x, y.v)); }</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> };</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> </div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="keyword">template</span><> <span class="keyword">struct </span>conj_helper<Packet2cf, Packet4f, false,false></div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> {</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  EIGEN_STRONG_INLINE Packet2cf pmadd(<span class="keyword">const</span> Packet2cf& x, <span class="keyword">const</span> Packet4f& y, <span class="keyword">const</span> Packet2cf& c)<span class="keyword"> const</span></div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span> <span class="keyword"> </span>{ <span class="keywordflow">return</span> padd(c, pmul(x,y)); }</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> </div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  EIGEN_STRONG_INLINE Packet2cf pmul(<span class="keyword">const</span> Packet2cf& x, <span class="keyword">const</span> Packet4f& y)<span class="keyword"> const</span></div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="keyword"> </span>{ <span class="keywordflow">return</span> Packet2cf(Eigen::internal::pmul(x.v, y)); }</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span> };</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> </div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet2cf pdiv<Packet2cf>(<span class="keyword">const</span> Packet2cf& a, <span class="keyword">const</span> Packet2cf& b)</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> {</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="comment">// TODO optimize it for SSE3 and 4</span></div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  Packet2cf res = conj_helper<Packet2cf,Packet2cf,false,true>().pmul(a,b);</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  __m128 s = _mm_mul_ps(b.v,b.v);</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">return</span> Packet2cf(_mm_div_ps(res.v,_mm_add_ps(s,_mm_castsi128_ps(_mm_shuffle_epi32(_mm_castps_si128(s), 0xb1)))));</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span> }</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> </div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> EIGEN_STRONG_INLINE Packet2cf pcplxflip<span class="comment">/*<Packet2cf>*/</span>(<span class="keyword">const</span> Packet2cf& x)</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> {</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordflow">return</span> Packet2cf(vec4f_swizzle1(x.v, 1, 0, 3, 2));</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> }</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> </div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> </div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="comment">//---------- double ----------</span></div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="keyword">struct </span>Packet1cd</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> {</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  EIGEN_STRONG_INLINE Packet1cd() {}</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  EIGEN_STRONG_INLINE <span class="keyword">explicit</span> Packet1cd(<span class="keyword">const</span> __m128d& a) : v(a) {}</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  __m128d v;</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span> };</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> </div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span> <span class="keyword">template</span><> <span class="keyword">struct </span>packet_traits<std::complex<double> > : default_packet_traits</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> {</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keyword">typedef</span> Packet1cd type;</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keyword">enum</span> {</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  Vectorizable = 1,</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  AlignedOnScalar = 0,</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  size = 1,</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> </div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  HasAdd = 1,</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  HasSub = 1,</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  HasMul = 1,</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  HasDiv = 1,</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  HasNegate = 1,</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  HasAbs = 0,</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  HasAbs2 = 0,</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  HasMin = 0,</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  HasMax = 0,</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  HasSetLinear = 0</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  };</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> };</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span> </div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <span class="keyword">template</span><> <span class="keyword">struct </span>unpacket_traits<Packet1cd> { <span class="keyword">typedef</span> std::complex<double> type; <span class="keyword">enum</span> {size=1}; };</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> </div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet1cd padd<Packet1cd>(<span class="keyword">const</span> Packet1cd& a, <span class="keyword">const</span> Packet1cd& b) { <span class="keywordflow">return</span> Packet1cd(_mm_add_pd(a.v,b.v)); }</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet1cd psub<Packet1cd>(<span class="keyword">const</span> Packet1cd& a, <span class="keyword">const</span> Packet1cd& b) { <span class="keywordflow">return</span> Packet1cd(_mm_sub_pd(a.v,b.v)); }</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet1cd pnegate(<span class="keyword">const</span> Packet1cd& a) { <span class="keywordflow">return</span> Packet1cd(pnegate(a.v)); }</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet1cd pconj(<span class="keyword">const</span> Packet1cd& a)</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> {</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keyword">const</span> __m128d mask = _mm_castsi128_pd(_mm_set_epi32(0x80000000,0x0,0x0,0x0));</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordflow">return</span> Packet1cd(_mm_xor_pd(a.v,mask));</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span> }</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> </div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet1cd pmul<Packet1cd>(<span class="keyword">const</span> Packet1cd& a, <span class="keyword">const</span> Packet1cd& b)</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> {</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="comment">// TODO optimize it for SSE3 and 4</span></div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span> <span class="preprocessor"> #ifdef EIGEN_VECTORIZE_SSE3</span></div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span> <span class="preprocessor"></span> <span class="keywordflow">return</span> Packet1cd(_mm_addsub_pd(_mm_mul_pd(vec2d_swizzle1(a.v, 0, 0), b.v),</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  _mm_mul_pd(vec2d_swizzle1(a.v, 1, 1),</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  vec2d_swizzle1(b.v, 1, 0))));</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="preprocessor"> #else</span></div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="preprocessor"></span> <span class="keyword">const</span> __m128d mask = _mm_castsi128_pd(_mm_set_epi32(0x0,0x0,0x80000000,0x0));</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="keywordflow">return</span> Packet1cd(_mm_add_pd(_mm_mul_pd(vec2d_swizzle1(a.v, 0, 0), b.v),</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  _mm_xor_pd(_mm_mul_pd(vec2d_swizzle1(a.v, 1, 1),</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  vec2d_swizzle1(b.v, 1, 0)), mask)));</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span> <span class="preprocessor"> #endif</span></div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="preprocessor"></span>}</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span> </div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet1cd pand <Packet1cd>(<span class="keyword">const</span> Packet1cd& a, <span class="keyword">const</span> Packet1cd& b) { <span class="keywordflow">return</span> Packet1cd(_mm_and_pd(a.v,b.v)); }</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet1cd por <Packet1cd>(<span class="keyword">const</span> Packet1cd& a, <span class="keyword">const</span> Packet1cd& b) { <span class="keywordflow">return</span> Packet1cd(_mm_or_pd(a.v,b.v)); }</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet1cd pxor <Packet1cd>(<span class="keyword">const</span> Packet1cd& a, <span class="keyword">const</span> Packet1cd& b) { <span class="keywordflow">return</span> Packet1cd(_mm_xor_pd(a.v,b.v)); }</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet1cd pandnot<Packet1cd>(<span class="keyword">const</span> Packet1cd& a, <span class="keyword">const</span> Packet1cd& b) { <span class="keywordflow">return</span> Packet1cd(_mm_andnot_pd(a.v,b.v)); }</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> </div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> <span class="comment">// FIXME force unaligned load, this is a temporary fix</span></div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet1cd pload <Packet1cd>(<span class="keyword">const</span> std::complex<double>* from)</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> { EIGEN_DEBUG_ALIGNED_LOAD <span class="keywordflow">return</span> Packet1cd(pload<Packet2d>((<span class="keyword">const</span> <span class="keywordtype">double</span>*)from)); }</div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet1cd ploadu<Packet1cd>(<span class="keyword">const</span> std::complex<double>* from)</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> { EIGEN_DEBUG_UNALIGNED_LOAD <span class="keywordflow">return</span> Packet1cd(ploadu<Packet2d>((<span class="keyword">const</span> <span class="keywordtype">double</span>*)from)); }</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet1cd pset1<Packet1cd>(<span class="keyword">const</span> std::complex<double>& from)</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span> { <span class="comment">/* here we really have to use unaligned loads :( */</span> <span class="keywordflow">return</span> ploadu<Packet1cd>(&from); }</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span> </div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet1cd ploaddup<Packet1cd>(<span class="keyword">const</span> std::complex<double>* from) { <span class="keywordflow">return</span> pset1<Packet1cd>(*from); }</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span> </div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> <span class="comment">// FIXME force unaligned store, this is a temporary fix</span></div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</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> Packet1cd& from) { EIGEN_DEBUG_ALIGNED_STORE pstore((<span class="keywordtype">double</span>*)to, from.v); }</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</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> Packet1cd& from) { EIGEN_DEBUG_UNALIGNED_STORE pstoreu((<span class="keywordtype">double</span>*)to, from.v); }</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span> </div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE <span class="keywordtype">void</span> prefetch<std::complex<double> >(<span class="keyword">const</span> std::complex<double> * addr) { _mm_prefetch((<span class="keyword">const</span> <span class="keywordtype">char</span>*)(addr), _MM_HINT_T0); }</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span> </div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE std::complex<double> pfirst<Packet1cd>(<span class="keyword">const</span> Packet1cd& a)</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span> {</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  EIGEN_ALIGN16 <span class="keywordtype">double</span> res[2];</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  _mm_store_pd(res, a.v);</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordflow">return</span> std::complex<double>(res[0],res[1]);</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span> }</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> </div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet1cd preverse(<span class="keyword">const</span> Packet1cd& a) { <span class="keywordflow">return</span> a; }</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span> </div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE std::complex<double> predux<Packet1cd>(<span class="keyword">const</span> Packet1cd& a)</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span> {</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keywordflow">return</span> pfirst(a);</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span> }</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span> </div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet1cd preduxp<Packet1cd>(<span class="keyword">const</span> Packet1cd* vecs)</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> {</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="keywordflow">return</span> vecs[0];</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span> }</div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span> </div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE std::complex<double> predux_mul<Packet1cd>(<span class="keyword">const</span> Packet1cd& a)</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> {</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keywordflow">return</span> pfirst(a);</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> }</div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span> </div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span> <span class="keyword">template</span><<span class="keywordtype">int</span> Offset></div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> <span class="keyword">struct </span>palign_impl<Offset,Packet1cd></div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span> {</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keyword">static</span> EIGEN_STRONG_INLINE <span class="keywordtype">void</span> run(Packet1cd& <span class="comment">/*first*/</span>, <span class="keyword">const</span> Packet1cd& <span class="comment">/*second*/</span>)</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  {</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="comment">// FIXME is it sure we never have to align a Packet1cd?</span></div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="comment">// Even though a std::complex<double> has 16 bytes, it is not necessarily aligned on a 16 bytes boundary...</span></div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  }</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span> };</div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span> </div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="keyword">template</span><> <span class="keyword">struct </span>conj_helper<Packet1cd, Packet1cd, false,true></div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span> {</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  EIGEN_STRONG_INLINE Packet1cd pmadd(<span class="keyword">const</span> Packet1cd& x, <span class="keyword">const</span> Packet1cd& y, <span class="keyword">const</span> Packet1cd& c)<span class="keyword"> const</span></div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span> <span class="keyword"> </span>{ <span class="keywordflow">return</span> padd(pmul(x,y),c); }</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span> </div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  EIGEN_STRONG_INLINE Packet1cd pmul(<span class="keyword">const</span> Packet1cd& a, <span class="keyword">const</span> Packet1cd& b)<span class="keyword"> const</span></div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span> <span class="preprocessor"> #ifdef EIGEN_VECTORIZE_SSE3</span></div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span> <span class="preprocessor"></span> <span class="keywordflow">return</span> internal::pmul(a, pconj(b));</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span> <span class="preprocessor"> #else</span></div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span> <span class="preprocessor"></span> <span class="keyword">const</span> __m128d mask = _mm_castsi128_pd(_mm_set_epi32(0x80000000,0x0,0x0,0x0));</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">return</span> Packet1cd(_mm_add_pd(_mm_xor_pd(_mm_mul_pd(vec2d_swizzle1(a.v, 0, 0), b.v), mask),</div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  _mm_mul_pd(vec2d_swizzle1(a.v, 1, 1),</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  vec2d_swizzle1(b.v, 1, 0))));</div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span> <span class="preprocessor"> #endif</span></div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span> <span class="preprocessor"></span> }</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span> };</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span> </div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span> <span class="keyword">template</span><> <span class="keyword">struct </span>conj_helper<Packet1cd, Packet1cd, true,false></div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span> {</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  EIGEN_STRONG_INLINE Packet1cd pmadd(<span class="keyword">const</span> Packet1cd& x, <span class="keyword">const</span> Packet1cd& y, <span class="keyword">const</span> Packet1cd& c)<span class="keyword"> const</span></div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span> <span class="keyword"> </span>{ <span class="keywordflow">return</span> padd(pmul(x,y),c); }</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span> </div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  EIGEN_STRONG_INLINE Packet1cd pmul(<span class="keyword">const</span> Packet1cd& a, <span class="keyword">const</span> Packet1cd& b)<span class="keyword"> const</span></div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> <span class="preprocessor"> #ifdef EIGEN_VECTORIZE_SSE3</span></div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> <span class="preprocessor"></span> <span class="keywordflow">return</span> internal::pmul(pconj(a), b);</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span> <span class="preprocessor"> #else</span></div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span> <span class="preprocessor"></span> <span class="keyword">const</span> __m128d mask = _mm_castsi128_pd(_mm_set_epi32(0x80000000,0x0,0x0,0x0));</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keywordflow">return</span> Packet1cd(_mm_add_pd(_mm_mul_pd(vec2d_swizzle1(a.v, 0, 0), b.v),</div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  _mm_xor_pd(_mm_mul_pd(vec2d_swizzle1(a.v, 1, 1),</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  vec2d_swizzle1(b.v, 1, 0)), mask)));</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span> <span class="preprocessor"> #endif</span></div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span> <span class="preprocessor"></span> }</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span> };</div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span> </div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span> <span class="keyword">template</span><> <span class="keyword">struct </span>conj_helper<Packet1cd, Packet1cd, true,true></div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span> {</div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  EIGEN_STRONG_INLINE Packet1cd pmadd(<span class="keyword">const</span> Packet1cd& x, <span class="keyword">const</span> Packet1cd& y, <span class="keyword">const</span> Packet1cd& c)<span class="keyword"> const</span></div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span> <span class="keyword"> </span>{ <span class="keywordflow">return</span> padd(pmul(x,y),c); }</div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span> </div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  EIGEN_STRONG_INLINE Packet1cd pmul(<span class="keyword">const</span> Packet1cd& a, <span class="keyword">const</span> Packet1cd& b)<span class="keyword"> const</span></div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> <span class="preprocessor"> #ifdef EIGEN_VECTORIZE_SSE3</span></div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span> <span class="preprocessor"></span> <span class="keywordflow">return</span> pconj(internal::pmul(a, b));</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> <span class="preprocessor"> #else</span></div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span> <span class="preprocessor"></span> <span class="keyword">const</span> __m128d mask = _mm_castsi128_pd(_mm_set_epi32(0x80000000,0x0,0x0,0x0));</div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="keywordflow">return</span> Packet1cd(_mm_sub_pd(_mm_xor_pd(_mm_mul_pd(vec2d_swizzle1(a.v, 0, 0), b.v), mask),</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  _mm_mul_pd(vec2d_swizzle1(a.v, 1, 1),</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  vec2d_swizzle1(b.v, 1, 0))));</div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span> <span class="preprocessor"> #endif</span></div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span> <span class="preprocessor"></span> }</div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span> };</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span> </div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span> <span class="keyword">template</span><> <span class="keyword">struct </span>conj_helper<Packet2d, Packet1cd, false,false></div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span> {</div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  EIGEN_STRONG_INLINE Packet1cd pmadd(<span class="keyword">const</span> Packet2d& x, <span class="keyword">const</span> Packet1cd& y, <span class="keyword">const</span> Packet1cd& c)<span class="keyword"> const</span></div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> <span class="keyword"> </span>{ <span class="keywordflow">return</span> padd(c, pmul(x,y)); }</div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> </div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  EIGEN_STRONG_INLINE Packet1cd pmul(<span class="keyword">const</span> Packet2d& x, <span class="keyword">const</span> Packet1cd& y)<span class="keyword"> const</span></div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span> <span class="keyword"> </span>{ <span class="keywordflow">return</span> Packet1cd(Eigen::internal::pmul(x, y.v)); }</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span> };</div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span> </div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span> <span class="keyword">template</span><> <span class="keyword">struct </span>conj_helper<Packet1cd, Packet2d, false,false></div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span> {</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  EIGEN_STRONG_INLINE Packet1cd pmadd(<span class="keyword">const</span> Packet1cd& x, <span class="keyword">const</span> Packet2d& y, <span class="keyword">const</span> Packet1cd& c)<span class="keyword"> const</span></div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span> <span class="keyword"> </span>{ <span class="keywordflow">return</span> padd(c, pmul(x,y)); }</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span> </div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  EIGEN_STRONG_INLINE Packet1cd pmul(<span class="keyword">const</span> Packet1cd& x, <span class="keyword">const</span> Packet2d& y)<span class="keyword"> const</span></div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span> <span class="keyword"> </span>{ <span class="keywordflow">return</span> Packet1cd(Eigen::internal::pmul(x.v, y)); }</div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span> };</div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span> </div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span> <span class="keyword">template</span><> EIGEN_STRONG_INLINE Packet1cd pdiv<Packet1cd>(<span class="keyword">const</span> Packet1cd& a, <span class="keyword">const</span> Packet1cd& b)</div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span> {</div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="comment">// TODO optimize it for SSE3 and 4</span></div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  Packet1cd res = conj_helper<Packet1cd,Packet1cd,false,true>().pmul(a,b);</div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  __m128d s = _mm_mul_pd(b.v,b.v);</div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="keywordflow">return</span> Packet1cd(_mm_div_pd(res.v, _mm_add_pd(s,_mm_shuffle_pd(s, s, 0x1))));</div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span> }</div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span> </div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span> EIGEN_STRONG_INLINE Packet1cd pcplxflip<span class="comment">/*<Packet1cd>*/</span>(<span class="keyword">const</span> Packet1cd& x)</div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span> {</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordflow">return</span> Packet1cd(preverse(x.v));</div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span> }</div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span> </div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span> } <span class="comment">// end namespace internal</span></div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span> </div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span> } <span class="comment">// end namespace Eigen</span></div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span> </div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span> <span class="preprocessor">#endif // EIGEN_COMPLEX_SSE_H</span></div>
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