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<div class="headertitle"><div class="title">ConfigureVectorization.h</div></div>
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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) 2008-2018 Gael Guennebaud <gael.guennebaud@inria.fr></span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment">// Copyright (C) 2020, Arm Limited and Contributors</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment">//</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment">// This Source Code Form is subject to the terms of the Mozilla</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</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="l00009" name="l00009"></a><span class="lineno"> 9</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="l00010" name="l00010"></a><span class="lineno"> 10</span> </div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#ifndef EIGEN_CONFIGURE_VECTORIZATION_H</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#define EIGEN_CONFIGURE_VECTORIZATION_H</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> </div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="comment">//------------------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="comment">// Static and dynamic alignment control</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="comment">//</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="comment">// The main purpose of this section is to define EIGEN_MAX_ALIGN_BYTES and EIGEN_MAX_STATIC_ALIGN_BYTES</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="comment">// as the maximal boundary in bytes on which dynamically and statically allocated data may be alignment respectively.</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="comment">// The values of EIGEN_MAX_ALIGN_BYTES and EIGEN_MAX_STATIC_ALIGN_BYTES can be specified by the user. If not,</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="comment">// a default value is automatically computed based on architecture, compiler, and OS.</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="comment">//</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="comment">// This section also defines macros EIGEN_ALIGN_TO_BOUNDARY(N) and the shortcuts EIGEN_ALIGN{8,16,32,_MAX}</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="comment">// to be used to declare statically aligned buffers.</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="comment">//------------------------------------------------------------------------------------------</span></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="comment">/* EIGEN_ALIGN_TO_BOUNDARY(n) forces data to be n-byte aligned. This is used to satisfy SIMD requirements.</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="comment"> * However, we do that EVEN if vectorization (EIGEN_VECTORIZE) is disabled,</span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="comment"> * so that vectorization doesn't affect binary compatibility.</span></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span><span class="comment"> *</span></div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="comment"> * If we made alignment depend on whether or not EIGEN_VECTORIZE is defined, it would be impossible to link</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="comment"> * vectorized and non-vectorized code.</span></div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span><span class="comment"> */</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="preprocessor">#if (defined EIGEN_CUDACC)</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span><span class="preprocessor"> #define EIGEN_ALIGN_TO_BOUNDARY(n) __align__(n)</span></div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span><span class="preprocessor"> #define EIGEN_ALIGNOF(x) __alignof(x)</span></div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span><span class="preprocessor"> #define EIGEN_ALIGN_TO_BOUNDARY(n) alignas(n)</span></div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span><span class="preprocessor"> #define EIGEN_ALIGNOF(x) alignof(x)</span></div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> </div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span><span class="comment">// If the user explicitly disable vectorization, then we also disable alignment</span></div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span><span class="preprocessor">#if defined(EIGEN_DONT_VECTORIZE)</span></div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span><span class="preprocessor"> #if defined(EIGEN_GPUCC)</span></div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> <span class="comment">// GPU code is always vectorized and requires memory alignment for</span></div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> <span class="comment">// statically allocated buffers.</span></div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span><span class="preprocessor"> #define EIGEN_IDEAL_MAX_ALIGN_BYTES 16</span></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span><span class="preprocessor"> #else</span></div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span><span class="preprocessor"> #define EIGEN_IDEAL_MAX_ALIGN_BYTES 0</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><span class="preprocessor">#elif defined(__AVX512F__)</span></div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <span class="comment">// 64 bytes static alignment is preferred only if really required</span></div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span><span class="preprocessor"> #define EIGEN_IDEAL_MAX_ALIGN_BYTES 64</span></div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span><span class="preprocessor">#elif defined(__AVX__)</span></div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <span class="comment">// 32 bytes static alignment is preferred only if really required</span></div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span><span class="preprocessor"> #define EIGEN_IDEAL_MAX_ALIGN_BYTES 32</span></div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span><span class="preprocessor"> #define EIGEN_IDEAL_MAX_ALIGN_BYTES 16</span></div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> </div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span><span class="comment">// EIGEN_MIN_ALIGN_BYTES defines the minimal value for which the notion of explicit alignment makes sense</span></div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span><span class="preprocessor">#define EIGEN_MIN_ALIGN_BYTES 16</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="comment">// Defined the boundary (in bytes) on which the data needs to be aligned. Note</span></div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span><span class="comment">// that unless EIGEN_ALIGN is defined and not equal to 0, the data may not be</span></div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span><span class="comment">// aligned at all regardless of the value of this #define.</span></div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span><span class="preprocessor">#if (defined(EIGEN_DONT_ALIGN_STATICALLY) || defined(EIGEN_DONT_ALIGN)) && defined(EIGEN_MAX_STATIC_ALIGN_BYTES) && EIGEN_MAX_STATIC_ALIGN_BYTES>0</span></div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span><span class="preprocessor">#error EIGEN_MAX_STATIC_ALIGN_BYTES and EIGEN_DONT_ALIGN[_STATICALLY] are both defined with EIGEN_MAX_STATIC_ALIGN_BYTES!=0. Use EIGEN_MAX_STATIC_ALIGN_BYTES=0 as a synonym of EIGEN_DONT_ALIGN_STATICALLY.</span></div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> </div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span><span class="comment">// EIGEN_DONT_ALIGN_STATICALLY and EIGEN_DONT_ALIGN are deprecated</span></div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span><span class="comment">// They imply EIGEN_MAX_STATIC_ALIGN_BYTES=0</span></div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span><span class="preprocessor">#if defined(EIGEN_DONT_ALIGN_STATICALLY) || defined(EIGEN_DONT_ALIGN)</span></div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span><span class="preprocessor"> #ifdef EIGEN_MAX_STATIC_ALIGN_BYTES</span></div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span><span class="preprocessor"> #undef EIGEN_MAX_STATIC_ALIGN_BYTES</span></div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span><span class="preprocessor"> #define EIGEN_MAX_STATIC_ALIGN_BYTES 0</span></div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> </div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span><span class="preprocessor">#ifndef EIGEN_MAX_STATIC_ALIGN_BYTES</span></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> <span class="comment">// Try to automatically guess what is the best default value for EIGEN_MAX_STATIC_ALIGN_BYTES</span></div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> </div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> <span class="comment">// 16 byte alignment is only useful for vectorization. Since it affects the ABI, we need to enable</span></div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> <span class="comment">// 16 byte alignment on all platforms where vectorization might be enabled. In theory we could always</span></div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="comment">// enable alignment, but it can be a cause of problems on some platforms, so we just disable it in</span></div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <span class="comment">// certain common platform (compiler+architecture combinations) to avoid these problems.</span></div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> <span class="comment">// Only static alignment is really problematic (relies on nonstandard compiler extensions),</span></div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="comment">// try to keep heap alignment even when we have to disable static alignment.</span></div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span><span class="preprocessor"> #if EIGEN_COMP_GNUC && !(EIGEN_ARCH_i386_OR_x86_64 || EIGEN_ARCH_ARM_OR_ARM64 || EIGEN_ARCH_PPC || EIGEN_ARCH_IA64 || EIGEN_ARCH_MIPS)</span></div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span><span class="preprocessor"> #define EIGEN_GCC_AND_ARCH_DOESNT_WANT_STACK_ALIGNMENT 1</span></div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span><span class="preprocessor"> #else</span></div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span><span class="preprocessor"> #define EIGEN_GCC_AND_ARCH_DOESNT_WANT_STACK_ALIGNMENT 0</span></div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> </div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="comment">// static alignment is completely disabled with GCC 3, Sun Studio, and QCC/QNX</span></div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span><span class="preprocessor"> #if !EIGEN_GCC_AND_ARCH_DOESNT_WANT_STACK_ALIGNMENT \</span></div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span><span class="preprocessor"> && !EIGEN_COMP_SUNCC \</span></div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span><span class="preprocessor"> && !EIGEN_OS_QNX</span></div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span><span class="preprocessor"> #define EIGEN_ARCH_WANTS_STACK_ALIGNMENT 1</span></div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span><span class="preprocessor"> #else</span></div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span><span class="preprocessor"> #define EIGEN_ARCH_WANTS_STACK_ALIGNMENT 0</span></div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span><span class="preprocessor"> #endif</span></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><span class="preprocessor"> #if EIGEN_ARCH_WANTS_STACK_ALIGNMENT</span></div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span><span class="preprocessor"> #define EIGEN_MAX_STATIC_ALIGN_BYTES EIGEN_IDEAL_MAX_ALIGN_BYTES</span></div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span><span class="preprocessor"> #else</span></div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span><span class="preprocessor"> #define EIGEN_MAX_STATIC_ALIGN_BYTES 0</span></div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> </div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span><span class="preprocessor">#endif</span></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><span class="comment">// If EIGEN_MAX_ALIGN_BYTES is defined, then it is considered as an upper bound for EIGEN_MAX_STATIC_ALIGN_BYTES</span></div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span><span class="preprocessor">#if defined(EIGEN_MAX_ALIGN_BYTES) && EIGEN_MAX_ALIGN_BYTES<EIGEN_MAX_STATIC_ALIGN_BYTES</span></div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span><span class="preprocessor">#undef EIGEN_MAX_STATIC_ALIGN_BYTES</span></div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span><span class="preprocessor">#define EIGEN_MAX_STATIC_ALIGN_BYTES EIGEN_MAX_ALIGN_BYTES</span></div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span><span class="preprocessor">#endif</span></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="preprocessor">#if EIGEN_MAX_STATIC_ALIGN_BYTES==0 && !defined(EIGEN_DISABLE_UNALIGNED_ARRAY_ASSERT)</span></div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span><span class="preprocessor"> #define EIGEN_DISABLE_UNALIGNED_ARRAY_ASSERT</span></div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> </div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span><span class="comment">// At this stage, EIGEN_MAX_STATIC_ALIGN_BYTES>0 is the true test whether we want to align arrays on the stack or not.</span></div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span><span class="comment">// It takes into account both the user choice to explicitly enable/disable alignment (by setting EIGEN_MAX_STATIC_ALIGN_BYTES)</span></div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span><span class="comment">// and the architecture config (EIGEN_ARCH_WANTS_STACK_ALIGNMENT).</span></div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span><span class="comment">// Henceforth, only EIGEN_MAX_STATIC_ALIGN_BYTES should be used.</span></div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> </div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> </div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span><span class="comment">// Shortcuts to EIGEN_ALIGN_TO_BOUNDARY</span></div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span><span class="preprocessor">#define EIGEN_ALIGN8 EIGEN_ALIGN_TO_BOUNDARY(8)</span></div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span><span class="preprocessor">#define EIGEN_ALIGN16 EIGEN_ALIGN_TO_BOUNDARY(16)</span></div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span><span class="preprocessor">#define EIGEN_ALIGN32 EIGEN_ALIGN_TO_BOUNDARY(32)</span></div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span><span class="preprocessor">#define EIGEN_ALIGN64 EIGEN_ALIGN_TO_BOUNDARY(64)</span></div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span><span class="preprocessor">#if EIGEN_MAX_STATIC_ALIGN_BYTES>0</span></div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span><span class="preprocessor">#define EIGEN_ALIGN_MAX EIGEN_ALIGN_TO_BOUNDARY(EIGEN_MAX_STATIC_ALIGN_BYTES)</span></div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span><span class="preprocessor">#define EIGEN_ALIGN_MAX</span></div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span><span class="preprocessor">#endif</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="comment">// Dynamic alignment control</span></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="preprocessor">#if defined(EIGEN_DONT_ALIGN) && defined(EIGEN_MAX_ALIGN_BYTES) && EIGEN_MAX_ALIGN_BYTES>0</span></div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span><span class="preprocessor">#error EIGEN_MAX_ALIGN_BYTES and EIGEN_DONT_ALIGN are both defined with EIGEN_MAX_ALIGN_BYTES!=0. Use EIGEN_MAX_ALIGN_BYTES=0 as a synonym of EIGEN_DONT_ALIGN.</span></div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> </div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span><span class="preprocessor">#ifdef EIGEN_DONT_ALIGN</span></div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span><span class="preprocessor"> #ifdef EIGEN_MAX_ALIGN_BYTES</span></div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span><span class="preprocessor"> #undef EIGEN_MAX_ALIGN_BYTES</span></div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span><span class="preprocessor"> #define EIGEN_MAX_ALIGN_BYTES 0</span></div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span><span class="preprocessor">#elif !defined(EIGEN_MAX_ALIGN_BYTES)</span></div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span><span class="preprocessor"> #define EIGEN_MAX_ALIGN_BYTES EIGEN_IDEAL_MAX_ALIGN_BYTES</span></div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> </div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span><span class="preprocessor">#if EIGEN_IDEAL_MAX_ALIGN_BYTES > EIGEN_MAX_ALIGN_BYTES</span></div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span><span class="preprocessor">#define EIGEN_DEFAULT_ALIGN_BYTES EIGEN_IDEAL_MAX_ALIGN_BYTES</span></div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span><span class="preprocessor">#define EIGEN_DEFAULT_ALIGN_BYTES EIGEN_MAX_ALIGN_BYTES</span></div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> </div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> </div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span><span class="preprocessor">#ifndef EIGEN_UNALIGNED_VECTORIZE</span></div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span><span class="preprocessor">#define EIGEN_UNALIGNED_VECTORIZE 1</span></div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span><span class="preprocessor">#endif</span></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="comment">//----------------------------------------------------------------------</span></div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> </div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span><span class="comment">// if alignment is disabled, then disable vectorization. Note: EIGEN_MAX_ALIGN_BYTES is the proper check, it takes into</span></div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span><span class="comment">// account both the user's will (EIGEN_MAX_ALIGN_BYTES,EIGEN_DONT_ALIGN) and our own platform checks</span></div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span><span class="preprocessor">#if EIGEN_MAX_ALIGN_BYTES==0</span></div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span><span class="preprocessor"> #ifndef EIGEN_DONT_VECTORIZE</span></div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span><span class="preprocessor"> #define EIGEN_DONT_VECTORIZE</span></div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> </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><span class="comment">// The following (except #include <malloc.h> and _M_IX86_FP ??) can likely be</span></div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span><span class="comment">// removed as gcc 4.1 and msvc 2008 are not supported anyways.</span></div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span><span class="preprocessor">#if EIGEN_COMP_MSVC</span></div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span><span class="preprocessor"> #include <malloc.h></span> <span class="comment">// for _aligned_malloc -- need it regardless of whether vectorization is enabled</span></div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> <span class="comment">// a user reported that in 64-bit mode, MSVC doesn't care to define _M_IX86_FP.</span></div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span><span class="preprocessor"> #if (defined(_M_IX86_FP) && (_M_IX86_FP >= 2)) || EIGEN_ARCH_x86_64</span></div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span><span class="preprocessor"> #define EIGEN_SSE2_ON_MSVC_2008_OR_LATER</span></div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span><span class="preprocessor"> #if defined(__SSE2__)</span></div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span><span class="preprocessor"> #define EIGEN_SSE2_ON_NON_MSVC</span></div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span><span class="preprocessor">#endif</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">#if !(defined(EIGEN_DONT_VECTORIZE) || defined(EIGEN_GPUCC))</span></div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> </div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span><span class="preprocessor"> #if defined (EIGEN_SSE2_ON_NON_MSVC) || defined(EIGEN_SSE2_ON_MSVC_2008_OR_LATER)</span></div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> </div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> <span class="comment">// Defines symbols for compile-time detection of which instructions are</span></div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <span class="comment">// used.</span></div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> <span class="comment">// EIGEN_VECTORIZE_YY is defined if and only if the instruction set YY is used</span></div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span><span class="preprocessor"> #define EIGEN_VECTORIZE</span></div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSE</span></div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSE2</span></div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> </div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> <span class="comment">// Detect sse3/ssse3/sse4:</span></div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> <span class="comment">// gcc and icc defines __SSE3__, ...</span></div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> <span class="comment">// there is no way to know about this on msvc. You can define EIGEN_VECTORIZE_SSE* if you</span></div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <span class="comment">// want to force the use of those instructions with msvc.</span></div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span><span class="preprocessor"> #ifdef __SSE3__</span></div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSE3</span></div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span><span class="preprocessor"> #ifdef __SSSE3__</span></div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSSE3</span></div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span><span class="preprocessor"> #ifdef __SSE4_1__</span></div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSE4_1</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><span class="preprocessor"> #ifdef __SSE4_2__</span></div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSE4_2</span></div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span><span class="preprocessor"> #ifdef __AVX__</span></div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span><span class="preprocessor"> #ifndef EIGEN_USE_SYCL </span></div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span><span class="preprocessor"> #define EIGEN_VECTORIZE_AVX</span></div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSE3</span></div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSSE3</span></div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSE4_1</span></div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSE4_2</span></div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span><span class="preprocessor"> #ifdef __AVX2__</span></div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span><span class="preprocessor"> #ifndef EIGEN_USE_SYCL </span></div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span><span class="preprocessor"> #define EIGEN_VECTORIZE_AVX2</span></div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span><span class="preprocessor"> #define EIGEN_VECTORIZE_AVX</span></div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSE3</span></div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSSE3</span></div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSE4_1</span></div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSE4_2</span></div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span><span class="preprocessor"> #if defined(__FMA__) || (EIGEN_COMP_MSVC && defined(__AVX2__))</span></div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> <span class="comment">// MSVC does not expose a switch dedicated for FMA</span></div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> <span class="comment">// For MSVC, AVX2 => FMA</span></div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span><span class="preprocessor"> #define EIGEN_VECTORIZE_FMA</span></div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span><span class="preprocessor"> #if defined(__AVX512F__)</span></div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span><span class="preprocessor"> #ifndef EIGEN_VECTORIZE_FMA</span></div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span><span class="preprocessor"> #if EIGEN_COMP_GNUC</span></div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span><span class="preprocessor"> #error Please add -mfma to your compiler flags: compiling with -mavx512f alone without SSE/AVX FMA is not supported (bug 1638).</span></div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span><span class="preprocessor"> #else</span></div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span><span class="preprocessor"> #error Please enable FMA in your compiler flags (e.g. -mfma): compiling with AVX512 alone without SSE/AVX FMA is not supported (bug 1638).</span></div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span><span class="preprocessor"> #ifndef EIGEN_USE_SYCL</span></div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span><span class="preprocessor"> #define EIGEN_VECTORIZE_AVX512</span></div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span><span class="preprocessor"> #define EIGEN_VECTORIZE_AVX2</span></div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span><span class="preprocessor"> #define EIGEN_VECTORIZE_AVX</span></div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span><span class="preprocessor"> #define EIGEN_VECTORIZE_FMA</span></div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSE3</span></div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSSE3</span></div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSE4_1</span></div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SSE4_2</span></div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span><span class="preprocessor"> #ifndef EIGEN_USE_SYCL</span></div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span><span class="preprocessor"> #ifdef __AVX512DQ__</span></div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span><span class="preprocessor"> #define EIGEN_VECTORIZE_AVX512DQ</span></div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span><span class="preprocessor"> #ifdef __AVX512ER__</span></div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span><span class="preprocessor"> #define EIGEN_VECTORIZE_AVX512ER</span></div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span><span class="preprocessor"> #ifdef __AVX512BF16__</span></div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span><span class="preprocessor"> #define EIGEN_VECTORIZE_AVX512BF16</span></div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span><span class="preprocessor"> #ifdef __AVX512FP16__</span></div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span><span class="preprocessor"> #ifdef __AVX512VL__</span></div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span><span class="preprocessor"> #define EIGEN_VECTORIZE_AVX512FP16</span></div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span><span class="preprocessor"> #else</span></div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span><span class="preprocessor"> #if EIGEN_COMP_GNUC</span></div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span><span class="preprocessor"> #error Please add -mavx512vl to your compiler flags: compiling with -mavx512fp16 alone without AVX512-VL is not supported.</span></div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span><span class="preprocessor"> #else</span></div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span><span class="preprocessor"> #error Please enable AVX512-VL in your compiler flags (e.g. -mavx512vl): compiling with AVX512-FP16 alone without AVX512-VL is not supported.</span></div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span><span class="preprocessor"> #endif </span></div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> </div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> <span class="comment">// Disable AVX support on broken xcode versions</span></div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span><span class="preprocessor"> #if ( EIGEN_COMP_CLANGAPPLE == 11000033 ) && ( __MAC_OS_X_VERSION_MIN_REQUIRED == 101500 )</span></div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> <span class="comment">// A nasty bug in the clang compiler shipped with xcode in a common compilation situation</span></div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> <span class="comment">// when XCode 11.0 and Mac deployment target macOS 10.15 is https://trac.macports.org/ticket/58776#no1</span></div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span><span class="preprocessor"> #ifdef EIGEN_VECTORIZE_AVX</span></div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span><span class="preprocessor"> #undef EIGEN_VECTORIZE_AVX</span></div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span><span class="preprocessor"> #warning "Disabling AVX support: clang compiler shipped with XCode 11.[012] generates broken assembly with -macosx-version-min=10.15 and AVX enabled. "</span></div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span><span class="preprocessor"> #ifdef EIGEN_VECTORIZE_AVX2</span></div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span><span class="preprocessor"> #undef EIGEN_VECTORIZE_AVX2</span></div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span><span class="preprocessor"> #ifdef EIGEN_VECTORIZE_FMA</span></div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span><span class="preprocessor"> #undef EIGEN_VECTORIZE_FMA</span></div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span><span class="preprocessor"> #ifdef EIGEN_VECTORIZE_AVX512</span></div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span><span class="preprocessor"> #undef EIGEN_VECTORIZE_AVX512</span></div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span><span class="preprocessor"> #ifdef EIGEN_VECTORIZE_AVX512DQ</span></div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span><span class="preprocessor"> #undef EIGEN_VECTORIZE_AVX512DQ</span></div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span><span class="preprocessor"> #ifdef EIGEN_VECTORIZE_AVX512ER</span></div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span><span class="preprocessor"> #undef EIGEN_VECTORIZE_AVX512ER</span></div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> <span class="comment">// NOTE: Confirmed test failures in XCode 11.0, and XCode 11.2 with -macosx-version-min=10.15 and AVX</span></div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> <span class="comment">// NOTE using -macosx-version-min=10.15 with Xcode 11.0 results in runtime segmentation faults in many tests, 11.2 produce core dumps in 3 tests</span></div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> <span class="comment">// NOTE using -macosx-version-min=10.14 produces functioning and passing tests in all cases</span></div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> <span class="comment">// NOTE __clang_version__ "11.0.0 (clang-1100.0.33.8)" XCode 11.0 <- Produces many segfault and core dumping tests</span></div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> <span class="comment">// with -macosx-version-min=10.15 and AVX</span></div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> <span class="comment">// NOTE __clang_version__ "11.0.0 (clang-1100.0.33.12)" XCode 11.2 <- Produces 3 core dumping tests with </span></div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> <span class="comment">// -macosx-version-min=10.15 and AVX</span></div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span><span class="preprocessor"> #endif</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> <span class="comment">// include files</span></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="comment">// This extern "C" works around a MINGW-w64 compilation issue</span></div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> <span class="comment">// https://sourceforge.net/tracker/index.php?func=detail&aid=3018394&group_id=202880&atid=983354</span></div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> <span class="comment">// In essence, intrin.h is included by windows.h and also declares intrinsics (just as emmintrin.h etc. below do).</span></div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> <span class="comment">// However, intrin.h uses an extern "C" declaration, and g++ thus complains of duplicate declarations</span></div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> <span class="comment">// with conflicting linkage. The linkage for intrinsics doesn't matter, but at that stage the compiler doesn't know;</span></div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span> <span class="comment">// so, to avoid compile errors when windows.h is included after Eigen/Core, ensure intrinsics are extern "C" here too.</span></div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> <span class="comment">// notice that since these are C headers, the extern "C" is theoretically needed anyways.</span></div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span> <span class="comment">// In theory we should only include immintrin.h and not the other *mmintrin.h header files directly.</span></div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span> <span class="comment">// Doing so triggers some issues with ICC. However old gcc versions seems to not have this file, thus:</span></div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span><span class="preprocessor"> #if EIGEN_COMP_ICC >= 1110 || EIGEN_COMP_EMSCRIPTEN</span></div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span><span class="preprocessor"> #include <immintrin.h></span></div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span><span class="preprocessor"> #else</span></div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span><span class="preprocessor"> #include <mmintrin.h></span></div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span><span class="preprocessor"> #include <emmintrin.h></span></div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span><span class="preprocessor"> #include <xmmintrin.h></span></div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span><span class="preprocessor"> #ifdef EIGEN_VECTORIZE_SSE3</span></div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span><span class="preprocessor"> #include <pmmintrin.h></span></div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno"> 340</span><span class="preprocessor"> #ifdef EIGEN_VECTORIZE_SSSE3</span></div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span><span class="preprocessor"> #include <tmmintrin.h></span></div>
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno"> 342</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span><span class="preprocessor"> #ifdef EIGEN_VECTORIZE_SSE4_1</span></div>
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"> 344</span><span class="preprocessor"> #include <smmintrin.h></span></div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span><span class="preprocessor"> #ifdef EIGEN_VECTORIZE_SSE4_2</span></div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span><span class="preprocessor"> #include <nmmintrin.h></span></div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span><span class="preprocessor"> #if defined(EIGEN_VECTORIZE_AVX) || defined(EIGEN_VECTORIZE_AVX512)</span></div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span><span class="preprocessor"> #include <immintrin.h></span></div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> } <span class="comment">// end extern "C"</span></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><span class="preprocessor"> #elif defined(__VSX__) && !defined(__APPLE__)</span></div>
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span> </div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span><span class="preprocessor"> #define EIGEN_VECTORIZE</span></div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span><span class="preprocessor"> #define EIGEN_VECTORIZE_VSX 1</span></div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span><span class="preprocessor"> #include <altivec.h></span></div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span> <span class="comment">// We need to #undef all these ugly tokens defined in <altivec.h></span></div>
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> <span class="comment">// => use __vector instead of vector</span></div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span><span class="preprocessor"> #undef bool</span></div>
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span><span class="preprocessor"> #undef vector</span></div>
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span><span class="preprocessor"> #undef pixel</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="preprocessor"> #elif defined __ALTIVEC__</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"> #define EIGEN_VECTORIZE</span></div>
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"> 369</span><span class="preprocessor"> #define EIGEN_VECTORIZE_ALTIVEC</span></div>
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span><span class="preprocessor"> #include <altivec.h></span></div>
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span> <span class="comment">// We need to #undef all these ugly tokens defined in <altivec.h></span></div>
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> <span class="comment">// => use __vector instead of vector</span></div>
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span><span class="preprocessor"> #undef bool</span></div>
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span><span class="preprocessor"> #undef vector</span></div>
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span><span class="preprocessor"> #undef pixel</span></div>
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno"> 376</span> </div>
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"> 377</span><span class="preprocessor"> #elif ((defined __ARM_NEON) || (defined __ARM_NEON__)) && !(defined EIGEN_ARM64_USE_SVE)</span></div>
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> </div>
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span><span class="preprocessor"> #define EIGEN_VECTORIZE</span></div>
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span><span class="preprocessor"> #define EIGEN_VECTORIZE_NEON</span></div>
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span><span class="preprocessor"> #include <arm_neon.h></span></div>
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> </div>
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span> <span class="comment">// We currently require SVE to be enabled explicitly via EIGEN_ARM64_USE_SVE and</span></div>
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span> <span class="comment">// will not select the backend automatically</span></div>
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span><span class="preprocessor"> #elif (defined __ARM_FEATURE_SVE) && (defined EIGEN_ARM64_USE_SVE)</span></div>
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span> </div>
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span><span class="preprocessor"> #define EIGEN_VECTORIZE</span></div>
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span><span class="preprocessor"> #define EIGEN_VECTORIZE_SVE</span></div>
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"> 389</span><span class="preprocessor"> #include <arm_sve.h></span></div>
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span> </div>
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span> <span class="comment">// Since we depend on knowing SVE vector lengths at compile-time, we need</span></div>
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span> <span class="comment">// to ensure a fixed lengths is set</span></div>
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span><span class="preprocessor"> #if defined __ARM_FEATURE_SVE_BITS</span></div>
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"> 394</span><span class="preprocessor"> #define EIGEN_ARM64_SVE_VL __ARM_FEATURE_SVE_BITS</span></div>
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span><span class="preprocessor"> #else</span></div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span><span class="preprocessor">#error "Eigen requires a fixed SVE lector length but EIGEN_ARM64_SVE_VL is not set."</span></div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"> 398</span> </div>
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span><span class="preprocessor">#elif (defined __s390x__ && defined __VEC__)</span></div>
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span> </div>
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span><span class="preprocessor">#define EIGEN_VECTORIZE</span></div>
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</span><span class="preprocessor">#define EIGEN_VECTORIZE_ZVECTOR</span></div>
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno"> 403</span><span class="preprocessor">#include <vecintrin.h></span></div>
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span> </div>
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span><span class="preprocessor">#elif defined __mips_msa</span></div>
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"> 406</span> </div>
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span><span class="comment">// Limit MSA optimizations to little-endian CPUs for now.</span></div>
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno"> 408</span><span class="comment">// TODO: Perhaps, eventually support MSA optimizations on big-endian CPUs?</span></div>
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span><span class="preprocessor">#if defined(__BYTE_ORDER__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)</span></div>
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span><span class="preprocessor">#if defined(__LP64__)</span></div>
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"> 411</span><span class="preprocessor">#define EIGEN_MIPS_64</span></div>
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"> 413</span><span class="preprocessor">#define EIGEN_MIPS_32</span></div>
<div class="line"><a id="l00414" name="l00414"></a><span class="lineno"> 414</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00415" name="l00415"></a><span class="lineno"> 415</span><span class="preprocessor">#define EIGEN_VECTORIZE</span></div>
<div class="line"><a id="l00416" name="l00416"></a><span class="lineno"> 416</span><span class="preprocessor">#define EIGEN_VECTORIZE_MSA</span></div>
<div class="line"><a id="l00417" name="l00417"></a><span class="lineno"> 417</span><span class="preprocessor">#include <msa.h></span></div>
<div class="line"><a id="l00418" name="l00418"></a><span class="lineno"> 418</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00419" name="l00419"></a><span class="lineno"> 419</span> </div>
<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"> 420</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00421" name="l00421"></a><span class="lineno"> 421</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span> </div>
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"> 423</span><span class="comment">// Following the Arm ACLE arm_neon.h should also include arm_fp16.h but not all</span></div>
<div class="line"><a id="l00424" name="l00424"></a><span class="lineno"> 424</span><span class="comment">// compilers seem to follow this. We therefore include it explicitly.</span></div>
<div class="line"><a id="l00425" name="l00425"></a><span class="lineno"> 425</span><span class="comment">// See also: https://bugs.llvm.org/show_bug.cgi?id=47955</span></div>
<div class="line"><a id="l00426" name="l00426"></a><span class="lineno"> 426</span><span class="preprocessor">#if defined(EIGEN_HAS_ARM64_FP16_SCALAR_ARITHMETIC)</span></div>
<div class="line"><a id="l00427" name="l00427"></a><span class="lineno"> 427</span><span class="preprocessor"> #include <arm_fp16.h></span></div>
<div class="line"><a id="l00428" name="l00428"></a><span class="lineno"> 428</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno"> 429</span> </div>
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno"> 430</span><span class="preprocessor">#if defined(__F16C__) && !defined(EIGEN_GPUCC) && (!EIGEN_COMP_CLANG_STRICT || EIGEN_CLANG_STRICT_AT_LEAST(3,8,0))</span></div>
<div class="line"><a id="l00431" name="l00431"></a><span class="lineno"> 431</span> <span class="comment">// We can use the optimized fp16 to float and float to fp16 conversion routines</span></div>
<div class="line"><a id="l00432" name="l00432"></a><span class="lineno"> 432</span><span class="preprocessor"> #define EIGEN_HAS_FP16_C</span></div>
<div class="line"><a id="l00433" name="l00433"></a><span class="lineno"> 433</span> </div>
<div class="line"><a id="l00434" name="l00434"></a><span class="lineno"> 434</span><span class="preprocessor"> #if EIGEN_COMP_GNUC</span></div>
<div class="line"><a id="l00435" name="l00435"></a><span class="lineno"> 435</span> <span class="comment">// Make sure immintrin.h is included, even if e.g. vectorization is</span></div>
<div class="line"><a id="l00436" name="l00436"></a><span class="lineno"> 436</span> <span class="comment">// explicitly disabled (see also issue #2395).</span></div>
<div class="line"><a id="l00437" name="l00437"></a><span class="lineno"> 437</span> <span class="comment">// Note that FP16C intrinsics for gcc and clang are included by immintrin.h,</span></div>
<div class="line"><a id="l00438" name="l00438"></a><span class="lineno"> 438</span> <span class="comment">// as opposed to emmintrin.h as suggested by Intel:</span></div>
<div class="line"><a id="l00439" name="l00439"></a><span class="lineno"> 439</span> <span class="comment">// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#othertechs=FP16C&expand=1711</span></div>
<div class="line"><a id="l00440" name="l00440"></a><span class="lineno"> 440</span><span class="preprocessor"> #include <immintrin.h></span></div>
<div class="line"><a id="l00441" name="l00441"></a><span class="lineno"> 441</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00442" name="l00442"></a><span class="lineno"> 442</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00443" name="l00443"></a><span class="lineno"> 443</span> </div>
<div class="line"><a id="l00444" name="l00444"></a><span class="lineno"> 444</span><span class="preprocessor">#if defined EIGEN_CUDACC</span></div>
<div class="line"><a id="l00445" name="l00445"></a><span class="lineno"> 445</span><span class="preprocessor"> #define EIGEN_VECTORIZE_GPU</span></div>
<div class="line"><a id="l00446" name="l00446"></a><span class="lineno"> 446</span><span class="preprocessor"> #include <vector_types.h></span></div>
<div class="line"><a id="l00447" name="l00447"></a><span class="lineno"> 447</span><span class="preprocessor"> #if EIGEN_CUDA_SDK_VER >= 70500</span></div>
<div class="line"><a id="l00448" name="l00448"></a><span class="lineno"> 448</span><span class="preprocessor"> #define EIGEN_HAS_CUDA_FP16</span></div>
<div class="line"><a id="l00449" name="l00449"></a><span class="lineno"> 449</span><span class="preprocessor"> #endif</span></div>
<div class="line"><a id="l00450" name="l00450"></a><span class="lineno"> 450</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00451" name="l00451"></a><span class="lineno"> 451</span> </div>
<div class="line"><a id="l00452" name="l00452"></a><span class="lineno"> 452</span><span class="preprocessor">#if defined(EIGEN_HAS_CUDA_FP16)</span></div>
<div class="line"><a id="l00453" name="l00453"></a><span class="lineno"> 453</span><span class="preprocessor"> #include <cuda_runtime_api.h></span></div>
<div class="line"><a id="l00454" name="l00454"></a><span class="lineno"> 454</span><span class="preprocessor"> #include <cuda_fp16.h></span></div>
<div class="line"><a id="l00455" name="l00455"></a><span class="lineno"> 455</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00456" name="l00456"></a><span class="lineno"> 456</span> </div>
<div class="line"><a id="l00457" name="l00457"></a><span class="lineno"> 457</span><span class="preprocessor">#if defined(EIGEN_HIPCC)</span></div>
<div class="line"><a id="l00458" name="l00458"></a><span class="lineno"> 458</span><span class="preprocessor"> #define EIGEN_VECTORIZE_GPU</span></div>
<div class="line"><a id="l00459" name="l00459"></a><span class="lineno"> 459</span><span class="preprocessor"> #include <hip/hip_vector_types.h></span></div>
<div class="line"><a id="l00460" name="l00460"></a><span class="lineno"> 460</span><span class="preprocessor"> #define EIGEN_HAS_HIP_FP16</span></div>
<div class="line"><a id="l00461" name="l00461"></a><span class="lineno"> 461</span><span class="preprocessor"> #include <hip/hip_fp16.h></span></div>
<div class="line"><a id="l00462" name="l00462"></a><span class="lineno"> 462</span><span class="preprocessor"> #define EIGEN_HAS_HIP_BF16</span></div>
<div class="line"><a id="l00463" name="l00463"></a><span class="lineno"> 463</span><span class="preprocessor"> #include <hip/hip_bfloat16.h></span></div>
<div class="line"><a id="l00464" name="l00464"></a><span class="lineno"> 464</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00465" name="l00465"></a><span class="lineno"> 465</span> </div>
<div class="line"><a id="l00466" name="l00466"></a><span class="lineno"> 466</span> </div>
<div class="line"><a id="l00468" name="l00468"></a><span class="lineno"> 468</span><span class="preprocessor">#include "../InternalHeaderCheck.h"</span></div>
<div class="line"><a id="l00469" name="l00469"></a><span class="lineno"> 469</span> </div>
<div class="line"><a id="l00470" name="l00470"></a><span class="lineno"> 470</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceEigen.html">Eigen</a> {</div>
<div class="line"><a id="l00471" name="l00471"></a><span class="lineno"> 471</span> </div>
<div class="line"><a id="l00472" name="l00472"></a><span class="lineno"> 472</span><span class="keyword">inline</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *SimdInstructionSetsInUse(<span class="keywordtype">void</span>) {</div>
<div class="line"><a id="l00473" name="l00473"></a><span class="lineno"> 473</span><span class="preprocessor">#if defined(EIGEN_VECTORIZE_AVX512)</span></div>
<div class="line"><a id="l00474" name="l00474"></a><span class="lineno"> 474</span> <span class="keywordflow">return</span> <span class="stringliteral">"AVX512, FMA, AVX2, AVX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2"</span>;</div>
<div class="line"><a id="l00475" name="l00475"></a><span class="lineno"> 475</span><span class="preprocessor">#elif defined(EIGEN_VECTORIZE_AVX)</span></div>
<div class="line"><a id="l00476" name="l00476"></a><span class="lineno"> 476</span> <span class="keywordflow">return</span> <span class="stringliteral">"AVX SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2"</span>;</div>
<div class="line"><a id="l00477" name="l00477"></a><span class="lineno"> 477</span><span class="preprocessor">#elif defined(EIGEN_VECTORIZE_SSE4_2)</span></div>
<div class="line"><a id="l00478" name="l00478"></a><span class="lineno"> 478</span> <span class="keywordflow">return</span> <span class="stringliteral">"SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2"</span>;</div>
<div class="line"><a id="l00479" name="l00479"></a><span class="lineno"> 479</span><span class="preprocessor">#elif defined(EIGEN_VECTORIZE_SSE4_1)</span></div>
<div class="line"><a id="l00480" name="l00480"></a><span class="lineno"> 480</span> <span class="keywordflow">return</span> <span class="stringliteral">"SSE, SSE2, SSE3, SSSE3, SSE4.1"</span>;</div>
<div class="line"><a id="l00481" name="l00481"></a><span class="lineno"> 481</span><span class="preprocessor">#elif defined(EIGEN_VECTORIZE_SSSE3)</span></div>
<div class="line"><a id="l00482" name="l00482"></a><span class="lineno"> 482</span> <span class="keywordflow">return</span> <span class="stringliteral">"SSE, SSE2, SSE3, SSSE3"</span>;</div>
<div class="line"><a id="l00483" name="l00483"></a><span class="lineno"> 483</span><span class="preprocessor">#elif defined(EIGEN_VECTORIZE_SSE3)</span></div>
<div class="line"><a id="l00484" name="l00484"></a><span class="lineno"> 484</span> <span class="keywordflow">return</span> <span class="stringliteral">"SSE, SSE2, SSE3"</span>;</div>
<div class="line"><a id="l00485" name="l00485"></a><span class="lineno"> 485</span><span class="preprocessor">#elif defined(EIGEN_VECTORIZE_SSE2)</span></div>
<div class="line"><a id="l00486" name="l00486"></a><span class="lineno"> 486</span> <span class="keywordflow">return</span> <span class="stringliteral">"SSE, SSE2"</span>;</div>
<div class="line"><a id="l00487" name="l00487"></a><span class="lineno"> 487</span><span class="preprocessor">#elif defined(EIGEN_VECTORIZE_ALTIVEC)</span></div>
<div class="line"><a id="l00488" name="l00488"></a><span class="lineno"> 488</span> <span class="keywordflow">return</span> <span class="stringliteral">"AltiVec"</span>;</div>
<div class="line"><a id="l00489" name="l00489"></a><span class="lineno"> 489</span><span class="preprocessor">#elif defined(EIGEN_VECTORIZE_VSX)</span></div>
<div class="line"><a id="l00490" name="l00490"></a><span class="lineno"> 490</span> <span class="keywordflow">return</span> <span class="stringliteral">"VSX"</span>;</div>
<div class="line"><a id="l00491" name="l00491"></a><span class="lineno"> 491</span><span class="preprocessor">#elif defined(EIGEN_VECTORIZE_NEON)</span></div>
<div class="line"><a id="l00492" name="l00492"></a><span class="lineno"> 492</span> <span class="keywordflow">return</span> <span class="stringliteral">"ARM NEON"</span>;</div>
<div class="line"><a id="l00493" name="l00493"></a><span class="lineno"> 493</span><span class="preprocessor">#elif defined(EIGEN_VECTORIZE_SVE)</span></div>
<div class="line"><a id="l00494" name="l00494"></a><span class="lineno"> 494</span> <span class="keywordflow">return</span> <span class="stringliteral">"ARM SVE"</span>;</div>
<div class="line"><a id="l00495" name="l00495"></a><span class="lineno"> 495</span><span class="preprocessor">#elif defined(EIGEN_VECTORIZE_ZVECTOR)</span></div>
<div class="line"><a id="l00496" name="l00496"></a><span class="lineno"> 496</span> <span class="keywordflow">return</span> <span class="stringliteral">"S390X ZVECTOR"</span>;</div>
<div class="line"><a id="l00497" name="l00497"></a><span class="lineno"> 497</span><span class="preprocessor">#elif defined(EIGEN_VECTORIZE_MSA)</span></div>
<div class="line"><a id="l00498" name="l00498"></a><span class="lineno"> 498</span> <span class="keywordflow">return</span> <span class="stringliteral">"MIPS MSA"</span>;</div>
<div class="line"><a id="l00499" name="l00499"></a><span class="lineno"> 499</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00500" name="l00500"></a><span class="lineno"> 500</span> <span class="keywordflow">return</span> <span class="stringliteral">"None"</span>;</div>
<div class="line"><a id="l00501" name="l00501"></a><span class="lineno"> 501</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00502" name="l00502"></a><span class="lineno"> 502</span>}</div>
<div class="line"><a id="l00503" name="l00503"></a><span class="lineno"> 503</span> </div>
<div class="line"><a id="l00504" name="l00504"></a><span class="lineno"> 504</span>} <span class="comment">// end namespace Eigen</span></div>
<div class="line"><a id="l00505" name="l00505"></a><span class="lineno"> 505</span> </div>
<div class="line"><a id="l00506" name="l00506"></a><span class="lineno"> 506</span> </div>
<div class="line"><a id="l00507" name="l00507"></a><span class="lineno"> 507</span><span class="preprocessor">#endif </span><span class="comment">// EIGEN_CONFIGURE_VECTORIZATION_H</span></div>
<div class="ttc" id="anamespaceEigen_html"><div class="ttname"><a href="namespaceEigen.html">Eigen</a></div><div class="ttdoc">Namespace containing all symbols from the Eigen library.</div><div class="ttdef"><b>Definition</b> Core:139</div></div>
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