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<li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_6baf2bb612a2f0daa69af3101ede80a1.html">cutlass</a></li> </ul>
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<div class="title">half.h</div> </div>
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<a href="half_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/***************************************************************************************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (c) 2019, NVIDIA CORPORATION. All rights reserved.</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"> * Redistribution and use in source and binary forms, with or without modification, are permitted</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * provided that the following conditions are met:</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * * Redistributions of source code must retain the above copyright notice, this list of</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * conditions and the following disclaimer.</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * * Redistributions in binary form must reproduce the above copyright notice, this list of</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * conditions and the following disclaimer in the documentation and/or other materials</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * provided with the distribution.</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * * Neither the name of the NVIDIA CORPORATION nor the names of its contributors may be used</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * to endorse or promote products derived from this software without specific prior written</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * permission.</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> *</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NVIDIA CORPORATION BE LIABLE</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * STRICT LIABILITY, OR TOR (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> *</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> **************************************************************************************************/</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#pragma once</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#ifndef CUTLASS_ENABLE_F16C</span></div><div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="half_8h.html#a57f123df3fd68693c04e71072f870c3a"> 33</a></span> <span class="preprocessor">#define CUTLASS_ENABLE_F16C 0</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#if defined(__CUDACC_RTC__)</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">/* All floating-point numbers can be put in one of these categories. */</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">enum</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  {</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  FP_NAN =</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor"># define FP_NAN 0</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  FP_NAN,</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  FP_INFINITE =</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor"># define FP_INFINITE 1</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  FP_INFINITE,</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  FP_ZERO =</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor"># define FP_ZERO 2</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  FP_ZERO,</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  FP_SUBNORMAL =</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor"># define FP_SUBNORMAL 3</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  FP_SUBNORMAL,</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  FP_NORMAL =</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor"># define FP_NORMAL 4</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  FP_NORMAL</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  };</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="comment">// F16C extensions are not meaningful when compiling for NVRTC which only accommodates device code.</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#undef CUTLASS_ENABLE_F16C</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#define CUTLASS_ENABLE_F16C 0</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="preprocessor">#else</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor">#include <cmath></span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#include <limits></span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#include <cstdint></span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor">#include <cuda_fp16.h></span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor">#include "<a class="code" href="cutlass_8h.html">cutlass/cutlass.h</a>"</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment">// Optionally target F16C extentions to accelerate half-precision conversion.</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor">#if !defined(__CUDA_ARCH__) && (CUTLASS_ENABLE_F16C)</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor">#if defined(_MSC_VER)</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="preprocessor">#include <immintrin.h></span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor">#define F16C_ROUND_NEAREST 0</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="preprocessor">#if !defined(__CUDA_ARCH__)</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="keyword">extern</span> __inline <span class="keywordtype">float</span> _cvtsh_ss (<span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> __S) {</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  __m128i packed;</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  std::memcpy(&packed, &__S, <span class="keyword">sizeof</span>(__S));</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  __m128 result = _mm_cvtph_ps(packed);</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordtype">float</span> flt;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  std::memcpy(&flt, &result, <span class="keyword">sizeof</span>(flt));</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordflow">return</span> flt;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> }</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> __inline <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> _cvtss_sh (<span class="keywordtype">float</span> __F, <span class="keyword">const</span> <span class="keywordtype">int</span>) {</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  __m128 packed;</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  std::memcpy(&packed, &__F, <span class="keyword">sizeof</span>(__F));</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  __m128i result = _mm_cvtps_ph(packed, F16C_ROUND_NEAREST);</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> u;</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  std::memcpy(&u, &result, <span class="keyword">sizeof</span>(u));</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="keywordflow">return</span> u;</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="preprocessor">#endif</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment">// Linux</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="preprocessor">#include <x86intrin.h></span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="preprocessor">#define F16C_ROUND_NEAREST (_MM_FROUND_TO_NEAREST_INT |_MM_FROUND_NO_EXC)</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="preprocessor">#endif // !defined(__CUDA_ARCH__) && CUTLASS_ENABLE_F16C</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="keyword">namespace </span><a class="code" href="namespacecutlass.html">cutlass</a> {</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div><div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html"> 126</a></span> <span class="keyword">struct </span><span class="keyword">alignas</span>(2) <a class="code" href="structcutlass_1_1half__t.html">half_t</a> {</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="comment">//</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="comment">// Data members</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="comment">//</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div><div class="line"><a name="l00133"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#aad304a745b6a4c88383e51a498e751fb"> 133</a></span>  uint16_t <a class="code" href="structcutlass_1_1half__t.html#aad304a745b6a4c88383e51a498e751fb">storage</a>;</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="comment">//</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="comment">// Static conversion operators</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="comment">//</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00141"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd"> 141</a></span>  <span class="keyword">static</span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <a class="code" href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd">bitcast</a>(uint16_t x) {</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <a class="code" href="structcutlass_1_1half__t.html">half_t</a> h;</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  h.<a class="code" href="structcutlass_1_1half__t.html#aad304a745b6a4c88383e51a498e751fb">storage</a> = x;</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">return</span> h;</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  }</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> </div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="preprocessor"> #if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ < 530)</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="comment">// Avoid inlining in device code if no hardware support</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  __device__ __noinline__</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="preprocessor"> #else</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="preprocessor"> #endif </span></div><div class="line"><a name="l00154"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#a4c472ad52970df8b6f5c05beff66ff9f"> 154</a></span>  <span class="keyword">static</span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <a class="code" href="structcutlass_1_1half__t.html#a4c472ad52970df8b6f5c05beff66ff9f">convert</a>(<span class="keywordtype">float</span> <span class="keyword">const</span>& flt) {</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="preprocessor"> #if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(__float2half_rn(flt));</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="preprocessor"> #elif !defined(__CUDA_ARCH__) && CUTLASS_ENABLE_F16C</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> u = _cvtss_sh(flt, F16C_ROUND_NEAREST);</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd">bitcast</a>(u);</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="preprocessor"> #else</span></div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="comment">// software implementation rounds toward nearest even</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordtype">unsigned</span> <span class="keyword">const</span>& s = <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> <span class="keyword">const </span>&<span class="keyword">></span>(flt);</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  uint16_t sign = uint16_t((s >> 16) & 0x8000);</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  int16_t <a class="code" href="namespacecutlass.html#a05d95f26c93a6d956d770f140469ac07">exp</a> = uint16_t(((s >> 23) & 0xff) - 127);</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordtype">int</span> <a class="code" href="structcutlass_1_1half__t.html#ad21f512b39dff2e51e6fc2bf0ae2ebcf">mantissa</a> = s & 0x7fffff;</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  uint16_t u = 0;</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">if</span> ((s & 0x7fffffff) == 0) {</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="comment">// sign-preserving zero</span></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd">bitcast</a>(sign);</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  }</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> </div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordflow">if</span> (exp > 15) {</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">if</span> (exp == 128 && mantissa) {</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="comment">// not a number</span></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  u = 0x7fff;</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="comment">// overflow to infinity</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  u = sign | 0x7c00;</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  }</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd">bitcast</a>(u);</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  }</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordtype">int</span> sticky_bit = 0;</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">if</span> (exp >= -14) {</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="comment">// normal fp32 to normal fp16</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  exp = uint16_t(exp + uint16_t(15));</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  u = uint16_t(((exp & 0x1f) << 10));</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  u = uint16_t(u | (mantissa >> 13));</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="comment">// normal single-precision to subnormal half_t-precision representation</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordtype">int</span> rshift = (-14 - <a class="code" href="namespacecutlass.html#a05d95f26c93a6d956d770f140469ac07">exp</a>);</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordflow">if</span> (rshift < 32) {</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  mantissa |= (1 << 23);</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> </div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  sticky_bit = ((mantissa & ((1 << rshift) - 1)) != 0);</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span> </div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  mantissa = (mantissa >> rshift);</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  u = (uint16_t(mantissa >> 13) & 0x3ff);</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  mantissa = 0;</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  u = 0;</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  }</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  }</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> </div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="comment">// round to nearest even</span></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordtype">int</span> round_bit = ((mantissa >> 12) & 1);</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  sticky_bit |= ((mantissa & ((1 << 12) - 1)) != 0);</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="keywordflow">if</span> ((round_bit && sticky_bit) || (round_bit && (u & 1))) {</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  u = uint16_t(u + 1);</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  }</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span> </div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  u |= sign;</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span> </div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd">bitcast</a>(u);</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="preprocessor"> #endif</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> </div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00223"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#a1cddd98cc0650a0fcc5ff1ea0cb08fcf"> 223</a></span>  <span class="keyword">static</span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <a class="code" href="structcutlass_1_1half__t.html#a1cddd98cc0650a0fcc5ff1ea0cb08fcf">convert</a>(<span class="keywordtype">int</span> <span class="keyword">const</span>& n) {</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="preprocessor"> #if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(__int2half_rn(n));</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="preprocessor"> #else</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#a4c472ad52970df8b6f5c05beff66ff9f">convert</a>(<span class="keywordtype">float</span>(n));</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="preprocessor"> #endif</span></div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  }</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> </div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00233"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#a6af4af16ddbbfcefde206c29cac5c1ec"> 233</a></span>  <span class="keyword">static</span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <a class="code" href="structcutlass_1_1half__t.html#a6af4af16ddbbfcefde206c29cac5c1ec">convert</a>(<span class="keywordtype">unsigned</span> <span class="keyword">const</span>& n) {</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="preprocessor"> #if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(__uint2half_rn(n));</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="preprocessor"> #else</span></div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#a4c472ad52970df8b6f5c05beff66ff9f">convert</a>(<span class="keywordtype">float</span>(n));</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span> <span class="preprocessor"> #endif</span></div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  }</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span> </div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="preprocessor"> #if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ < 530)</span></div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="comment">// Avoid inlining in device code if no hardware support</span></div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  __device__ __noinline__</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span> <span class="preprocessor"> #else</span></div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span> <span class="preprocessor"> #endif</span></div><div class="line"><a name="l00248"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#a5ef78c3a7ccd316fc4fe52b7c230f87b"> 248</a></span>  <span class="keyword">static</span> <span class="keywordtype">float</span> <a class="code" href="structcutlass_1_1half__t.html#a5ef78c3a7ccd316fc4fe52b7c230f87b">convert</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& x) {</div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span> <span class="preprocessor"> #if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="keywordflow">return</span> __half2float(x.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>());</div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span> <span class="preprocessor"> #elif !defined(__CUDA_ARCH__) && CUTLASS_ENABLE_F16C</span></div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> u = x.<a class="code" href="structcutlass_1_1half__t.html#aad304a745b6a4c88383e51a498e751fb">storage</a>;</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keywordflow">return</span> _cvtsh_ss(u);</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="preprocessor"> #else</span></div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  uint16_t <span class="keyword">const</span> &h = x.<a class="code" href="structcutlass_1_1half__t.html#aad304a745b6a4c88383e51a498e751fb">storage</a>;</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keywordtype">int</span> sign = ((h >> 15) & 1);</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordtype">int</span> <a class="code" href="namespacecutlass.html#a05d95f26c93a6d956d770f140469ac07">exp</a> = ((h >> 10) & 0x1f);</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keywordtype">int</span> <a class="code" href="structcutlass_1_1half__t.html#ad21f512b39dff2e51e6fc2bf0ae2ebcf">mantissa</a> = (h & 0x3ff);</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordtype">unsigned</span> f = 0;</div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span> </div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keywordflow">if</span> (exp > 0 && exp < 31) {</div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="comment">// normal</span></div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  exp += 112;</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  f = (sign << 31) | (exp << 23) | (mantissa << 13);</div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (exp == 0) {</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordflow">if</span> (mantissa) {</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="comment">// subnormal</span></div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  exp += 113;</div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keywordflow">while</span> ((mantissa & (1 << 10)) == 0) {</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  mantissa <<= 1;</div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  exp--;</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  }</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  mantissa &= 0x3ff;</div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  f = (sign << 31) | (exp << 23) | (mantissa << 13);</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="comment">// sign-preserving zero</span></div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  f = (sign << 31);</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="keywordflow">else</span> <span class="keywordflow">if</span> (exp == 31) {</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordflow">if</span> (mantissa) {</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  f = 0x7fffffff; <span class="comment">// not a number</span></div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  f = (0xff << 23) | (sign << 31); <span class="comment">// inf</span></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>  }</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordflow">return</span> <span class="keyword">reinterpret_cast<</span><span class="keywordtype">float</span> const&<span class="keyword">></span>(f);</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span> <span class="preprocessor"> #endif</span></div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  }</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span> </div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="comment">//</span></div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="comment">// Methods</span></div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="comment">//</span></div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span> </div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00296"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9"> 296</a></span>  <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>() { }</div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span> </div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00300"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#a25f60fd3977cd11e26819cc1d3b0dc07"> 300</a></span>  <span class="keyword">explicit</span> <a class="code" href="structcutlass_1_1half__t.html#a25f60fd3977cd11e26819cc1d3b0dc07">half_t</a>(half <span class="keyword">const</span> & x): storage(reinterpret_cast<uint16_t const &>(x)) {</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span> </div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  }</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span> </div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00306"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#a81af113694141b181d96d81f562bb325"> 306</a></span>  <span class="keyword">explicit</span> <a class="code" href="structcutlass_1_1half__t.html#a81af113694141b181d96d81f562bb325">half_t</a>(<span class="keywordtype">float</span> x) {</div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  storage = <a class="code" href="structcutlass_1_1half__t.html#a4c472ad52970df8b6f5c05beff66ff9f">convert</a>(x).<a class="code" href="structcutlass_1_1half__t.html#aad304a745b6a4c88383e51a498e751fb">storage</a>;</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  }</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span> </div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00312"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#a4a4ece050c5bb376d419299c228b270e"> 312</a></span>  <span class="keyword">explicit</span> <a class="code" href="structcutlass_1_1half__t.html#a4a4ece050c5bb376d419299c228b270e">half_t</a>(<span class="keywordtype">double</span> x): <a class="code" href="structcutlass_1_1half__t.html">half_t</a>(float(x)) {</div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span> </div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  }</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span> </div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00318"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#ab6e3d4d165819edabf8b4757d42ccf3c"> 318</a></span>  <span class="keyword">explicit</span> <a class="code" href="structcutlass_1_1half__t.html#ab6e3d4d165819edabf8b4757d42ccf3c">half_t</a>(<span class="keywordtype">int</span> x) {</div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  storage = <a class="code" href="structcutlass_1_1half__t.html#a4c472ad52970df8b6f5c05beff66ff9f">convert</a>(x).<a class="code" href="structcutlass_1_1half__t.html#aad304a745b6a4c88383e51a498e751fb">storage</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> </div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00324"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#a338d628504f733a23e69f2a60204c1b8"> 324</a></span>  <span class="keyword">explicit</span> <a class="code" href="structcutlass_1_1half__t.html#a338d628504f733a23e69f2a60204c1b8">half_t</a>(<span class="keywordtype">unsigned</span> x) {</div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  storage = <a class="code" href="structcutlass_1_1half__t.html#a4c472ad52970df8b6f5c05beff66ff9f">convert</a>(x).<a class="code" href="structcutlass_1_1half__t.html#aad304a745b6a4c88383e51a498e751fb">storage</a>;</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  }</div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span> </div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00330"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#a60416b7575abcb835de85be6ae56c847"> 330</a></span>  <a class="code" href="structcutlass_1_1half__t.html">half_t</a> & <a class="code" href="structcutlass_1_1half__t.html#a60416b7575abcb835de85be6ae56c847">operator=</a>(half <span class="keyword">const</span> &x) {</div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  storage = <span class="keyword">reinterpret_cast<</span>uint16_t <span class="keyword">const </span>&<span class="keyword">></span>(x);</div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  }</div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span> </div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00337"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#a46ed3fd0ec19acfd5a5019128dd83557"> 337</a></span>  <span class="keyword">operator</span> float()<span class="keyword"> const </span>{</div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#a4c472ad52970df8b6f5c05beff66ff9f">convert</a>(*<span class="keyword">this</span>);</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> </div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00343"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#af5c8d2a225114cc0bc877464ab934754"> 343</a></span>  <span class="keyword">operator</span> double()<span class="keyword"> const </span>{</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordflow">return</span> double(<a class="code" href="structcutlass_1_1half__t.html#a4c472ad52970df8b6f5c05beff66ff9f">convert</a>(*<span class="keyword">this</span>));</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> </div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00349"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#a9d051d2e20f89d66a9ed4f9315bf51bd"> 349</a></span>  <span class="keyword">explicit</span> <span class="keyword">operator</span> int()<span class="keyword"> const </span>{</div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="keywordflow">return</span> int(<a class="code" href="structcutlass_1_1half__t.html#a4c472ad52970df8b6f5c05beff66ff9f">convert</a>(*<span class="keyword">this</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="l00354"></a><span class="lineno"> 354</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00355"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#aa24f262b2f41c17f2a118c890beb39f5"> 355</a></span>  <span class="keyword">operator</span> bool()<span class="keyword"> const </span>{</div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="keywordflow">return</span> (<a class="code" href="structcutlass_1_1half__t.html#a4c472ad52970df8b6f5c05beff66ff9f">convert</a>(*<span class="keyword">this</span>) != 0.0f);</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> </div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00361"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2"> 361</a></span>  half <a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>()<span class="keyword"> const </span>{</div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keywordflow">return</span> <span class="keyword">reinterpret_cast<</span>half <span class="keyword">const </span>&<span class="keyword">></span>(<a class="code" href="structcutlass_1_1half__t.html#aad304a745b6a4c88383e51a498e751fb">storage</a>);</div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  }</div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span> </div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00367"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#aaee5cf278f88e1de09cbebf8cdd2cbe8"> 367</a></span>  uint16_t& <a class="code" href="structcutlass_1_1half__t.html#aaee5cf278f88e1de09cbebf8cdd2cbe8">raw</a>() {</div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#aad304a745b6a4c88383e51a498e751fb">storage</a>;</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="l00372"></a><span class="lineno"> 372</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00373"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#a46379df65c25c4d05d8520430d2daf19"> 373</a></span>  uint16_t <a class="code" href="structcutlass_1_1half__t.html#a46379df65c25c4d05d8520430d2daf19">raw</a>()<span class="keyword"> const </span>{</div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#aad304a745b6a4c88383e51a498e751fb">storage</a>;</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> </div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00379"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#ada2fd6f45d4d91f334b65728ca720d40"> 379</a></span>  <span class="keywordtype">bool</span> <a class="code" href="structcutlass_1_1half__t.html#ada2fd6f45d4d91f334b65728ca720d40">signbit</a>()<span class="keyword"> const </span>{</div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="keywordflow">return</span> ((storage & 0x8000) != 0);</div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  }</div><div class="line"><a name="l00382"></a><span class="lineno"> 382</span> </div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00385"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#aa4cc765866681df569fedd1439cf5477"> 385</a></span>  <span class="keywordtype">int</span> <a class="code" href="structcutlass_1_1half__t.html#aa4cc765866681df569fedd1439cf5477">exponent_biased</a>()<span class="keyword"> const </span>{</div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="keywordflow">return</span> int((storage >> 10) & 0x1f);</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="l00390"></a><span class="lineno"> 390</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00391"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#a76ce79fa7b4e3e993465a50615eb046f"> 391</a></span>  <span class="keywordtype">int</span> <a class="code" href="structcutlass_1_1half__t.html#a76ce79fa7b4e3e993465a50615eb046f">exponent</a>()<span class="keyword"> const </span>{</div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#aa4cc765866681df569fedd1439cf5477">exponent_biased</a>() - 15;</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> </div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00397"></a><span class="lineno"><a class="line" href="structcutlass_1_1half__t.html#ad21f512b39dff2e51e6fc2bf0ae2ebcf"> 397</a></span>  <span class="keywordtype">int</span> <a class="code" href="structcutlass_1_1half__t.html#ad21f512b39dff2e51e6fc2bf0ae2ebcf">mantissa</a>()<span class="keyword"> const </span>{</div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="keywordflow">return</span> int(storage & 0x3ff);</div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  }</div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span> };</div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span> </div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span> </div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00405"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a08a73051e5ca653c7f567113b7705e82"> 405</a></span> <span class="keywordtype">bool</span> <a class="code" href="structcutlass_1_1half__t.html#ada2fd6f45d4d91f334b65728ca720d40">signbit</a>(<a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <span class="keyword">const</span>& h) {</div><div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keywordflow">return</span> ((h.<a class="code" href="structcutlass_1_1half__t.html#aaee5cf278f88e1de09cbebf8cdd2cbe8">raw</a>() & 0x8000) != 0);</div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span> }</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> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00410"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a4bd737670cb21ef9871beb716f8ef5ae"> 410</a></span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <a class="code" href="namespacecutlass.html#a512b1ef2b0213d48738cac7bbb87a98e">abs</a>(<a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <span class="keyword">const</span>& h) {</div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd">cutlass::half_t::bitcast</a>(h.<a class="code" href="structcutlass_1_1half__t.html#aaee5cf278f88e1de09cbebf8cdd2cbe8">raw</a>() & 0x7fff);</div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span> }</div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span> </div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00415"></a><span class="lineno"><a class="line" href="namespacecutlass.html#ae7f1cc42ec6322b0bd7970be633a6129"> 415</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespacecutlass.html#ae7f1cc42ec6322b0bd7970be633a6129">isnan</a>(<a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <span class="keyword">const</span>& h) {</div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="keywordflow">return</span> (h.<a class="code" href="structcutlass_1_1half__t.html#aa4cc765866681df569fedd1439cf5477">exponent_biased</a>() == 0x1f) && h.<a class="code" href="structcutlass_1_1half__t.html#ad21f512b39dff2e51e6fc2bf0ae2ebcf">mantissa</a>();</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> </div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00420"></a><span class="lineno"><a class="line" href="namespacecutlass.html#ac007a2f5ca100139bd2e9176aaabd6ed"> 420</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespacecutlass.html#ac007a2f5ca100139bd2e9176aaabd6ed">isfinite</a>(<a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <span class="keyword">const</span>& h) {</div><div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keywordflow">return</span> (h.<a class="code" href="structcutlass_1_1half__t.html#aa4cc765866681df569fedd1439cf5477">exponent_biased</a>() != 0x1f);</div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span> }</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> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00425"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a6ded5de9d10cc550e9f39e6c5f6c971c"> 425</a></span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <a class="code" href="namespacecutlass.html#a6ded5de9d10cc550e9f39e6c5f6c971c">nanh</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>*) {</div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="comment">// NVIDIA canonical NaN</span></div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd">cutlass::half_t::bitcast</a>(0x7fff);</div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span> }</div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span> </div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00431"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a1e9f6028e9ccb4b5d3d8cb47ea97dda9"> 431</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespacecutlass.html#a1e9f6028e9ccb4b5d3d8cb47ea97dda9">isinf</a>(<a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <span class="keyword">const</span>& h) {</div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="keywordflow">return</span> (h.<a class="code" href="structcutlass_1_1half__t.html#aa4cc765866681df569fedd1439cf5477">exponent_biased</a>() == 0x1f) && !h.<a class="code" href="structcutlass_1_1half__t.html#ad21f512b39dff2e51e6fc2bf0ae2ebcf">mantissa</a>();</div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span> }</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> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00436"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a5c9d654651824d6cd72acea54aa0f34d"> 436</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespacecutlass.html#a5c9d654651824d6cd72acea54aa0f34d">isnormal</a>(<a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <span class="keyword">const</span>& h) {</div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="keywordflow">return</span> h.<a class="code" href="structcutlass_1_1half__t.html#aa4cc765866681df569fedd1439cf5477">exponent_biased</a>() && h.<a class="code" href="structcutlass_1_1half__t.html#aa4cc765866681df569fedd1439cf5477">exponent_biased</a>() != 0x1f;</div><div class="line"><a name="l00438"></a><span class="lineno"> 438</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> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00441"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a48c34ea7c666e34c2d8c5eb913b1c89b"> 441</a></span> <span class="keywordtype">int</span> <a class="code" href="namespacecutlass.html#a48c34ea7c666e34c2d8c5eb913b1c89b">fpclassify</a>(<a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <span class="keyword">const</span>& h) {</div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="keywordtype">int</span> <a class="code" href="namespacecutlass.html#a05d95f26c93a6d956d770f140469ac07">exp</a> = h.<a class="code" href="structcutlass_1_1half__t.html#aa4cc765866681df569fedd1439cf5477">exponent_biased</a>();</div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <span class="keywordtype">int</span> <a class="code" href="structcutlass_1_1half__t.html#ad21f512b39dff2e51e6fc2bf0ae2ebcf">mantissa</a> = h.<a class="code" href="structcutlass_1_1half__t.html#ad21f512b39dff2e51e6fc2bf0ae2ebcf">mantissa</a>();</div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="keywordflow">if</span> (exp == 0x1f) {</div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="keywordflow">if</span> (mantissa) {</div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="keywordflow">return</span> FP_NAN;</div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  }</div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="keywordflow">else</span> {</div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="keywordflow">return</span> FP_INFINITE;</div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  }</div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  }</div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!exp) {</div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="keywordflow">if</span> (mantissa) {</div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="keywordflow">return</span> FP_SUBNORMAL;</div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  }</div><div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  <span class="keywordflow">else</span> {</div><div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <span class="keywordflow">return</span> FP_ZERO;</div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  }</div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  }</div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="keywordflow">return</span> FP_NORMAL;</div><div class="line"><a name="l00461"></a><span class="lineno"> 461</span> }</div><div class="line"><a name="l00462"></a><span class="lineno"> 462</span> </div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00464"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a08456888f05f895b31854dbc1686402c"> 464</a></span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <a class="code" href="namespacecutlass.html#a28f05d94dbdfc97cddbeab3a5d23839d">sqrt</a>(<a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <span class="keyword">const</span>& h) {</div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span> <span class="preprocessor">#if defined(__CUDACC_RTC__)</span></div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a>(sqrtf(<span class="keywordtype">float</span>(h)));</div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a>(<a class="code" href="namespacecutlass.html#a08456888f05f895b31854dbc1686402c">std::sqrt</a>(<span class="keywordtype">float</span>(h)));</div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span> }</div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span> </div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00473"></a><span class="lineno"><a class="line" href="namespacecutlass.html#ac42c217e2600fb741312b535c633bb76"> 473</a></span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <a class="code" href="namespacecutlass.html#ac42c217e2600fb741312b535c633bb76">copysign</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& a, <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& b) {</div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span> </div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  uint16_t a_mag = (<span class="keyword">reinterpret_cast<</span>uint16_t <span class="keyword">const </span>&<span class="keyword">></span>(a) & 0x7fff); </div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  uint16_t b_sign = (<span class="keyword">reinterpret_cast<</span>uint16_t <span class="keyword">const </span>&<span class="keyword">></span>(b) & 0x8000);</div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  uint16_t result = (a_mag | b_sign);</div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span> </div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="keywordflow">return</span> <span class="keyword">reinterpret_cast<</span><a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <span class="keyword">const </span>&<span class="keyword">></span>(result);</div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span> }</div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span> </div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span> </div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span> } <span class="comment">// namespace cutlass</span></div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span> </div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span> <span class="comment">//</span></div><div class="line"><a name="l00488"></a><span class="lineno"> 488</span> <span class="comment">// Standard Library operations and definitions</span></div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span> <span class="comment">//</span></div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span> <span class="comment"></span></div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span> <span class="keyword">namespace </span><a class="code" href="namespacestd.html">std</a> {</div><div class="line"><a name="l00493"></a><span class="lineno"> 493</span> </div><div class="line"><a name="l00494"></a><span class="lineno"> 494</span> <span class="preprocessor">#if !defined(__CUDACC_RTC__)</span></div><div class="line"><a name="l00495"></a><span class="lineno"> 495</span> <span class="keyword">template</span> <></div><div class="line"><a name="l00497"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html"> 497</a></span> <span class="keyword">struct </span>numeric_limits<<a class="code" href="namespacecutlass.html">cutlass</a>::<a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>> {</div><div class="line"><a name="l00498"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ade4affb586360c5356a7939c1b343a40"> 498</a></span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <span class="keyword">const</span> is_specialized = <span class="keyword">true</span>;</div><div class="line"><a name="l00499"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ab3a169117baca2e7fae33846caa5dbfd"> 499</a></span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <span class="keyword">const</span> is_signed = <span class="keyword">true</span>;</div><div class="line"><a name="l00500"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a2a2ec168a6f0e9f55dc42d3b3e5fff25"> 500</a></span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <span class="keyword">const</span> is_integer = <span class="keyword">false</span>;</div><div class="line"><a name="l00501"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a7413e9cd24eb03a86cc5f2d47c49db3e"> 501</a></span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <span class="keyword">const</span> is_exact = <span class="keyword">false</span>;</div><div class="line"><a name="l00502"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a6f7f2fbe6cd7a04803b90b8fa9172098"> 502</a></span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <span class="keyword">const</span> has_infinity = <span class="keyword">true</span>;</div><div class="line"><a name="l00503"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a3d75832e46bc154758e35a03a624ccf8"> 503</a></span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <span class="keyword">const</span> has_quiet_NaN = <span class="keyword">true</span>;</div><div class="line"><a name="l00504"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a68a0d0f6ecc2f3b84f2e71475b2c48bd"> 504</a></span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <span class="keyword">const</span> has_signaling_NaN = <span class="keyword">false</span>;</div><div class="line"><a name="l00505"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#aaf46b5d03403828c1e6633fb714ffd84"> 505</a></span>  <span class="keyword">static</span> std::float_denorm_style <span class="keyword">const</span> has_denorm = std::denorm_present;</div><div class="line"><a name="l00506"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a8b371f82151fd0238b7da083fa2b87a9"> 506</a></span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <span class="keyword">const</span> has_denorm_loss = <span class="keyword">true</span>;</div><div class="line"><a name="l00507"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ab0af85c1d7c83ca03ed0c083fe22262f"> 507</a></span>  <span class="keyword">static</span> std::float_round_style <span class="keyword">const</span> round_style = <a class="code" href="namespacecutlass.html#aabe6b8ce223bf05f65a4721a3f5447a6a280b2492e1afdb76d63ad6a4cd4f38d7">std::round_to_nearest</a>;</div><div class="line"><a name="l00508"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#afc86b85a1fe209658a50d8c06e54cb77"> 508</a></span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <span class="keyword">const</span> is_iec559 = <span class="keyword">true</span>;</div><div class="line"><a name="l00509"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a59737f49161b87c259683c26737f42c2"> 509</a></span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <span class="keyword">const</span> is_bounded = <span class="keyword">true</span>;</div><div class="line"><a name="l00510"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a640a034527a3577039053113bc1c5e46"> 510</a></span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <span class="keyword">const</span> is_modulo = <span class="keyword">false</span>;</div><div class="line"><a name="l00511"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a92152311525685a53c6a0db4cb74f193"> 511</a></span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> digits = 10;</div><div class="line"><a name="l00512"></a><span class="lineno"> 512</span> </div><div class="line"><a name="l00514"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ad9175b4d7b32fe18cf9c07e4f559b32c"> 514</a></span>  <span class="keyword">static</span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <a class="code" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ad9175b4d7b32fe18cf9c07e4f559b32c">min</a>() { <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd">cutlass::half_t::bitcast</a>(0x0001); }</div><div class="line"><a name="l00515"></a><span class="lineno"> 515</span> </div><div class="line"><a name="l00517"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ac2ae43139037875e38056a675ae1f6c4"> 517</a></span>  <span class="keyword">static</span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <a class="code" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ac2ae43139037875e38056a675ae1f6c4">lowest</a>() { <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd">cutlass::half_t::bitcast</a>(0xfbff); }</div><div class="line"><a name="l00518"></a><span class="lineno"> 518</span> </div><div class="line"><a name="l00520"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a39a5774583daedbb5ac4aaaaa8034883"> 520</a></span>  <span class="keyword">static</span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <a class="code" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a39a5774583daedbb5ac4aaaaa8034883">max</a>() { <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd">cutlass::half_t::bitcast</a>(0x7bff); }</div><div class="line"><a name="l00521"></a><span class="lineno"> 521</span> </div><div class="line"><a name="l00523"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ab9fc3a009eaff0c922307f2780ee3fc0"> 523</a></span>  <span class="keyword">static</span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <a class="code" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ab9fc3a009eaff0c922307f2780ee3fc0">epsilon</a>() { <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd">cutlass::half_t::bitcast</a>(0x1800); }</div><div class="line"><a name="l00524"></a><span class="lineno"> 524</span> </div><div class="line"><a name="l00526"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ab0a036db7a1ad11c65e876020c78b1a5"> 526</a></span>  <span class="keyword">static</span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <a class="code" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ab0a036db7a1ad11c65e876020c78b1a5">round_error</a>() { <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a>(0.5f); }</div><div class="line"><a name="l00527"></a><span class="lineno"> 527</span> </div><div class="line"><a name="l00529"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ab7a40820e64282376a050095d5004b74"> 529</a></span>  <span class="keyword">static</span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <a class="code" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ab7a40820e64282376a050095d5004b74">infinity</a>() { <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd">cutlass::half_t::bitcast</a>(0x7c00); }</div><div class="line"><a name="l00530"></a><span class="lineno"> 530</span> </div><div class="line"><a name="l00532"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a8c7eafdd3b121353c0914dc6e1c0d108"> 532</a></span>  <span class="keyword">static</span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <a class="code" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a8c7eafdd3b121353c0914dc6e1c0d108">quiet_NaN</a>() { <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd">cutlass::half_t::bitcast</a>(0x7fff); }</div><div class="line"><a name="l00533"></a><span class="lineno"> 533</span> </div><div class="line"><a name="l00535"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a423fb5b95e6071e832d40918e597f63f"> 535</a></span>  <span class="keyword">static</span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <a class="code" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a423fb5b95e6071e832d40918e597f63f">signaling_NaN</a>() { <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd">cutlass::half_t::bitcast</a>(0x7fff); }</div><div class="line"><a name="l00536"></a><span class="lineno"> 536</span> </div><div class="line"><a name="l00538"></a><span class="lineno"><a class="line" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a2c05c19022c183e8734ada65c8970af5"> 538</a></span>  <span class="keyword">static</span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <a class="code" href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a2c05c19022c183e8734ada65c8970af5">denorm_min</a>() { <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd">cutlass::half_t::bitcast</a>(0x0001); }</div><div class="line"><a name="l00539"></a><span class="lineno"> 539</span> };</div><div class="line"><a name="l00540"></a><span class="lineno"> 540</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00541"></a><span class="lineno"> 541</span> </div><div class="line"><a name="l00542"></a><span class="lineno"> 542</span> } <span class="comment">// namespace std</span></div><div class="line"><a name="l00543"></a><span class="lineno"> 543</span> </div><div class="line"><a name="l00545"></a><span class="lineno"> 545</span> <span class="comment">//</span></div><div class="line"><a name="l00546"></a><span class="lineno"> 546</span> <span class="comment">// Arithmetic operators</span></div><div class="line"><a name="l00547"></a><span class="lineno"> 547</span> <span class="comment">//</span></div><div class="line"><a name="l00549"></a><span class="lineno"> 549</span> <span class="comment"></span></div><div class="line"><a name="l00550"></a><span class="lineno"> 550</span> <span class="keyword">namespace </span><a class="code" href="namespacecutlass.html">cutlass</a> {</div><div class="line"><a name="l00551"></a><span class="lineno"> 551</span> </div><div class="line"><a name="l00553"></a><span class="lineno"> 553</span> </div><div class="line"><a name="l00554"></a><span class="lineno"> 554</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00555"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a531110fad1ec957fe4a13c06715a0f07"> 555</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespacecutlass.html#a531110fad1ec957fe4a13c06715a0f07">operator==</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& lhs, <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& rhs) {</div><div class="line"><a name="l00556"></a><span class="lineno"> 556</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  <span class="keywordflow">return</span> __heq(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), rhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>());</div><div class="line"><a name="l00558"></a><span class="lineno"> 558</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  <span class="keywordflow">return</span> float(lhs) == float(rhs);</div><div class="line"><a name="l00560"></a><span class="lineno"> 560</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00561"></a><span class="lineno"> 561</span> }</div><div class="line"><a name="l00562"></a><span class="lineno"> 562</span> </div><div class="line"><a name="l00563"></a><span class="lineno"> 563</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00564"></a><span class="lineno"><a class="line" href="namespacecutlass.html#aa72faff9fe1573e76f07dfcdb952cf96"> 564</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespacecutlass.html#aa72faff9fe1573e76f07dfcdb952cf96">operator!=</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& lhs, <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& rhs) {</div><div class="line"><a name="l00565"></a><span class="lineno"> 565</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  <span class="keywordflow">return</span> __hne(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), rhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>());</div><div class="line"><a name="l00567"></a><span class="lineno"> 567</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  <span class="keywordflow">return</span> float(lhs) != float(rhs);</div><div class="line"><a name="l00569"></a><span class="lineno"> 569</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00570"></a><span class="lineno"> 570</span> }</div><div class="line"><a name="l00571"></a><span class="lineno"> 571</span> </div><div class="line"><a name="l00572"></a><span class="lineno"> 572</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00573"></a><span class="lineno"><a class="line" href="namespacecutlass.html#ae2be8be03d132f18df5ea5a6e8a52854"> 573</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespacecutlass.html#ae2be8be03d132f18df5ea5a6e8a52854">operator<</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& lhs, <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& rhs) {</div><div class="line"><a name="l00574"></a><span class="lineno"> 574</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  <span class="keywordflow">return</span> __hlt(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), rhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>());</div><div class="line"><a name="l00576"></a><span class="lineno"> 576</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  <span class="keywordflow">return</span> float(lhs) < float(rhs);</div><div class="line"><a name="l00578"></a><span class="lineno"> 578</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00579"></a><span class="lineno"> 579</span> }</div><div class="line"><a name="l00580"></a><span class="lineno"> 580</span> </div><div class="line"><a name="l00581"></a><span class="lineno"> 581</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00582"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a9fd00e31888041a1e3e55c564a11eb86"> 582</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespacecutlass.html#a9fd00e31888041a1e3e55c564a11eb86">operator<=</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& lhs, <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& rhs) {</div><div class="line"><a name="l00583"></a><span class="lineno"> 583</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  <span class="keywordflow">return</span> __hle(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), rhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>());</div><div class="line"><a name="l00585"></a><span class="lineno"> 585</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  <span class="keywordflow">return</span> float(lhs) <= float(rhs);</div><div class="line"><a name="l00587"></a><span class="lineno"> 587</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00588"></a><span class="lineno"> 588</span> }</div><div class="line"><a name="l00589"></a><span class="lineno"> 589</span> </div><div class="line"><a name="l00590"></a><span class="lineno"> 590</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00591"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a6f51882e933613169c40f55857868b1c"> 591</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespacecutlass.html#a6f51882e933613169c40f55857868b1c">operator></a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& lhs, <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& rhs) {</div><div class="line"><a name="l00592"></a><span class="lineno"> 592</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  <span class="keywordflow">return</span> __hgt(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), rhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>());</div><div class="line"><a name="l00594"></a><span class="lineno"> 594</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  <span class="keywordflow">return</span> float(lhs) > float(rhs);</div><div class="line"><a name="l00596"></a><span class="lineno"> 596</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00597"></a><span class="lineno"> 597</span> }</div><div class="line"><a name="l00598"></a><span class="lineno"> 598</span> </div><div class="line"><a name="l00599"></a><span class="lineno"> 599</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00600"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a7d041fe924851999417fe06f72a628d7"> 600</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespacecutlass.html#a7d041fe924851999417fe06f72a628d7">operator>=</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& lhs, <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& rhs) {</div><div class="line"><a name="l00601"></a><span class="lineno"> 601</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  <span class="keywordflow">return</span> __hge(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), rhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>());</div><div class="line"><a name="l00603"></a><span class="lineno"> 603</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  <span class="keywordflow">return</span> float(lhs) >= float(rhs);</div><div class="line"><a name="l00605"></a><span class="lineno"> 605</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00606"></a><span class="lineno"> 606</span> }</div><div class="line"><a name="l00607"></a><span class="lineno"> 607</span> </div><div class="line"><a name="l00608"></a><span class="lineno"> 608</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00609"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a69d5db2592827f5a58fb1ce088ce416a"> 609</a></span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <a class="code" href="namespacecutlass.html#a69d5db2592827f5a58fb1ce088ce416a">operator+</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& lhs, <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& rhs) {</div><div class="line"><a name="l00610"></a><span class="lineno"> 610</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(__hadd(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), rhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>()));</div><div class="line"><a name="l00612"></a><span class="lineno"> 612</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(<span class="keywordtype">float</span>(lhs) + <span class="keywordtype">float</span>(rhs));</div><div class="line"><a name="l00614"></a><span class="lineno"> 614</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00615"></a><span class="lineno"> 615</span> }</div><div class="line"><a name="l00616"></a><span class="lineno"> 616</span> </div><div class="line"><a name="l00617"></a><span class="lineno"> 617</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00618"></a><span class="lineno"><a class="line" href="namespacecutlass.html#ae07ec125356831e215eee11ff8af71ae"> 618</a></span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <a class="code" href="namespacecutlass.html#ae07ec125356831e215eee11ff8af71ae">operator-</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& lhs) {</div><div class="line"><a name="l00619"></a><span class="lineno"> 619</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(__hneg(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>()));</div><div class="line"><a name="l00621"></a><span class="lineno"> 621</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(-<span class="keywordtype">float</span>(lhs));</div><div class="line"><a name="l00623"></a><span class="lineno"> 623</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00624"></a><span class="lineno"> 624</span> }</div><div class="line"><a name="l00625"></a><span class="lineno"> 625</span> </div><div class="line"><a name="l00626"></a><span class="lineno"> 626</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00627"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a84170c5cda55d58c24f28c4c2bbc6032"> 627</a></span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <a class="code" href="namespacecutlass.html#ae07ec125356831e215eee11ff8af71ae">operator-</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& lhs, <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& rhs) {</div><div class="line"><a name="l00628"></a><span class="lineno"> 628</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(__hsub(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), rhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>()));</div><div class="line"><a name="l00630"></a><span class="lineno"> 630</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(<span class="keywordtype">float</span>(lhs) - <span class="keywordtype">float</span>(rhs));</div><div class="line"><a name="l00632"></a><span class="lineno"> 632</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00633"></a><span class="lineno"> 633</span> }</div><div class="line"><a name="l00634"></a><span class="lineno"> 634</span> </div><div class="line"><a name="l00635"></a><span class="lineno"> 635</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00636"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a8b686b7661794a34959b3806d263814f"> 636</a></span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <a class="code" href="namespacecutlass.html#a8b686b7661794a34959b3806d263814f">operator*</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& lhs, <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& rhs) {</div><div class="line"><a name="l00637"></a><span class="lineno"> 637</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(__hmul(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), rhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>()));</div><div class="line"><a name="l00639"></a><span class="lineno"> 639</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(<span class="keywordtype">float</span>(lhs) * <span class="keywordtype">float</span>(rhs));</div><div class="line"><a name="l00641"></a><span class="lineno"> 641</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00642"></a><span class="lineno"> 642</span> }</div><div class="line"><a name="l00643"></a><span class="lineno"> 643</span> </div><div class="line"><a name="l00644"></a><span class="lineno"> 644</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00645"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a4d73502ca26d3e4a79d90c357ba1266c"> 645</a></span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <a class="code" href="namespacecutlass.html#a6fd924146724c657faf4321eb14f7de0">operator/</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& lhs, <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& rhs) {</div><div class="line"><a name="l00646"></a><span class="lineno"> 646</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(__hdiv(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), rhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>()));</div><div class="line"><a name="l00648"></a><span class="lineno"> 648</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(<span class="keywordtype">float</span>(lhs) / <span class="keywordtype">float</span>(rhs));</div><div class="line"><a name="l00650"></a><span class="lineno"> 650</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00651"></a><span class="lineno"> 651</span> }</div><div class="line"><a name="l00652"></a><span class="lineno"> 652</span> </div><div class="line"><a name="l00653"></a><span class="lineno"> 653</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00654"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a146088ed2566a2c008f0f7a99a87845b"> 654</a></span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a>& <a class="code" href="namespacecutlass.html#a146088ed2566a2c008f0f7a99a87845b">operator+=</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> & lhs, <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& rhs) {</div><div class="line"><a name="l00655"></a><span class="lineno"> 655</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  lhs = <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(__hadd(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), rhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>()));</div><div class="line"><a name="l00657"></a><span class="lineno"> 657</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  lhs = <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(<span class="keywordtype">float</span>(lhs) + <span class="keywordtype">float</span>(rhs));</div><div class="line"><a name="l00659"></a><span class="lineno"> 659</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  <span class="keywordflow">return</span> lhs;</div><div class="line"><a name="l00661"></a><span class="lineno"> 661</span> }</div><div class="line"><a name="l00662"></a><span class="lineno"> 662</span> </div><div class="line"><a name="l00663"></a><span class="lineno"> 663</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00664"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a4a66575d53215180a9ed2d29b9f39805"> 664</a></span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a>& <a class="code" href="namespacecutlass.html#a4a66575d53215180a9ed2d29b9f39805">operator-=</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> & lhs, <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& rhs) {</div><div class="line"><a name="l00665"></a><span class="lineno"> 665</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  lhs = <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(__hsub(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), rhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>()));</div><div class="line"><a name="l00667"></a><span class="lineno"> 667</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  lhs = <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(<span class="keywordtype">float</span>(lhs) - <span class="keywordtype">float</span>(rhs));</div><div class="line"><a name="l00669"></a><span class="lineno"> 669</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  <span class="keywordflow">return</span> lhs;</div><div class="line"><a name="l00671"></a><span class="lineno"> 671</span> }</div><div class="line"><a name="l00672"></a><span class="lineno"> 672</span> </div><div class="line"><a name="l00673"></a><span class="lineno"> 673</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00674"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a49aaaf0cbb22e80252bfec11f1074cd0"> 674</a></span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a>& <a class="code" href="namespacecutlass.html#a49aaaf0cbb22e80252bfec11f1074cd0">operator*=</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> & lhs, <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& rhs) {</div><div class="line"><a name="l00675"></a><span class="lineno"> 675</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  lhs = <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(__hmul(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), rhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>()));</div><div class="line"><a name="l00677"></a><span class="lineno"> 677</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  lhs = <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(<span class="keywordtype">float</span>(lhs) * <span class="keywordtype">float</span>(rhs));</div><div class="line"><a name="l00679"></a><span class="lineno"> 679</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  <span class="keywordflow">return</span> lhs;</div><div class="line"><a name="l00681"></a><span class="lineno"> 681</span> }</div><div class="line"><a name="l00682"></a><span class="lineno"> 682</span> </div><div class="line"><a name="l00683"></a><span class="lineno"> 683</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00684"></a><span class="lineno"><a class="line" href="namespacecutlass.html#af33b830d0e96c5eabb35a77462aea1bd"> 684</a></span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a>& <a class="code" href="namespacecutlass.html#af33b830d0e96c5eabb35a77462aea1bd">operator/=</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> & lhs, <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <span class="keyword">const</span>& rhs) {</div><div class="line"><a name="l00685"></a><span class="lineno"> 685</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  lhs = <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(__hdiv(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), rhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>()));</div><div class="line"><a name="l00687"></a><span class="lineno"> 687</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  lhs = <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(<span class="keywordtype">float</span>(lhs) / <span class="keywordtype">float</span>(rhs));</div><div class="line"><a name="l00689"></a><span class="lineno"> 689</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  <span class="keywordflow">return</span> lhs;</div><div class="line"><a name="l00691"></a><span class="lineno"> 691</span> }</div><div class="line"><a name="l00692"></a><span class="lineno"> 692</span> </div><div class="line"><a name="l00693"></a><span class="lineno"> 693</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00694"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a1c7a9e66ca7b5dc7413ea3b8f349530a"> 694</a></span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a>& <a class="code" href="namespacecutlass.html#a1c7a9e66ca7b5dc7413ea3b8f349530a">operator++</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> & lhs) {</div><div class="line"><a name="l00695"></a><span class="lineno"> 695</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  lhs = <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(__hadd(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(1.0f).to_half()));</div><div class="line"><a name="l00697"></a><span class="lineno"> 697</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  <span class="keywordtype">float</span> tmp(lhs);</div><div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  ++tmp;</div><div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  lhs = <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(tmp);</div><div class="line"><a name="l00701"></a><span class="lineno"> 701</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  <span class="keywordflow">return</span> lhs;</div><div class="line"><a name="l00703"></a><span class="lineno"> 703</span> }</div><div class="line"><a name="l00704"></a><span class="lineno"> 704</span> </div><div class="line"><a name="l00705"></a><span class="lineno"> 705</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00706"></a><span class="lineno"><a class="line" href="namespacecutlass.html#aeb280e9a234c4bcef9646c0a947f93a5"> 706</a></span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a>& <a class="code" href="namespacecutlass.html#aeb280e9a234c4bcef9646c0a947f93a5">operator--</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> & lhs) {</div><div class="line"><a name="l00707"></a><span class="lineno"> 707</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00708"></a><span class="lineno"> 708</span>  lhs = <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(__hsub(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(1.0f).to_half()));</div><div class="line"><a name="l00709"></a><span class="lineno"> 709</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  <span class="keywordtype">float</span> tmp(lhs);</div><div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  --tmp;</div><div class="line"><a name="l00712"></a><span class="lineno"> 712</span>  lhs = <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(tmp);</div><div class="line"><a name="l00713"></a><span class="lineno"> 713</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00714"></a><span class="lineno"> 714</span>  <span class="keywordflow">return</span> lhs;</div><div class="line"><a name="l00715"></a><span class="lineno"> 715</span> }</div><div class="line"><a name="l00716"></a><span class="lineno"> 716</span> </div><div class="line"><a name="l00717"></a><span class="lineno"> 717</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00718"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a12839a723f61c738e7dad560d9d3fa00"> 718</a></span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <a class="code" href="namespacecutlass.html#a1c7a9e66ca7b5dc7413ea3b8f349530a">operator++</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> & lhs, <span class="keywordtype">int</span>) {</div><div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  <a class="code" href="structcutlass_1_1half__t.html">half_t</a> ret(lhs);</div><div class="line"><a name="l00720"></a><span class="lineno"> 720</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  lhs = <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(__hadd(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(1.0f).to_half()));</div><div class="line"><a name="l00722"></a><span class="lineno"> 722</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  <span class="keywordtype">float</span> tmp(lhs);</div><div class="line"><a name="l00724"></a><span class="lineno"> 724</span>  tmp++;</div><div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  lhs = <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(tmp);</div><div class="line"><a name="l00726"></a><span class="lineno"> 726</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00727"></a><span class="lineno"> 727</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00728"></a><span class="lineno"> 728</span> }</div><div class="line"><a name="l00729"></a><span class="lineno"> 729</span> </div><div class="line"><a name="l00730"></a><span class="lineno"> 730</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00731"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a1ec5293e7663e7fbfd134187ab81a125"> 731</a></span> <a class="code" href="structcutlass_1_1half__t.html">half_t</a> <a class="code" href="namespacecutlass.html#aeb280e9a234c4bcef9646c0a947f93a5">operator--</a>(<a class="code" href="structcutlass_1_1half__t.html">half_t</a> & lhs, <span class="keywordtype">int</span>) {</div><div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  <a class="code" href="structcutlass_1_1half__t.html">half_t</a> ret(lhs);</div><div class="line"><a name="l00733"></a><span class="lineno"> 733</span> <span class="preprocessor">#if defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 530)</span></div><div class="line"><a name="l00734"></a><span class="lineno"> 734</span>  lhs = <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(__hsub(lhs.<a class="code" href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">to_half</a>(), <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(1.0f).to_half()));</div><div class="line"><a name="l00735"></a><span class="lineno"> 735</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  <span class="keywordtype">float</span> tmp(lhs);</div><div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  tmp--;</div><div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  lhs = <a class="code" href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">half_t</a>(tmp);</div><div class="line"><a name="l00739"></a><span class="lineno"> 739</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00740"></a><span class="lineno"> 740</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00741"></a><span class="lineno"> 741</span> }</div><div class="line"><a name="l00742"></a><span class="lineno"> 742</span> </div><div class="line"><a name="l00744"></a><span class="lineno"> 744</span> </div><div class="line"><a name="l00745"></a><span class="lineno"> 745</span> } <span class="comment">// namespace cutlass</span></div><div class="line"><a name="l00746"></a><span class="lineno"> 746</span> </div><div class="line"><a name="l00748"></a><span class="lineno"> 748</span> </div><div class="line"><a name="l00749"></a><span class="lineno"> 749</span> <span class="comment">//</span></div><div class="line"><a name="l00750"></a><span class="lineno"> 750</span> <span class="comment">// User-defined literals</span></div><div class="line"><a name="l00751"></a><span class="lineno"> 751</span> <span class="comment">//</span></div><div class="line"><a name="l00752"></a><span class="lineno"> 752</span> </div><div class="line"><a name="l00753"></a><span class="lineno"> 753</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00754"></a><span class="lineno"><a class="line" href="half_8h.html#a3a854a93294a4111f0cc4f41e31ea863"> 754</a></span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <span class="keyword">operator</span> <span class="stringliteral">""</span> _hf(<span class="keywordtype">long</span> <span class="keywordtype">double</span> x) {</div><div class="line"><a name="l00755"></a><span class="lineno"> 755</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a>(<span class="keywordtype">float</span>(x));</div><div class="line"><a name="l00756"></a><span class="lineno"> 756</span> }</div><div class="line"><a name="l00757"></a><span class="lineno"> 757</span> </div><div class="line"><a name="l00758"></a><span class="lineno"> 758</span> <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00759"></a><span class="lineno"><a class="line" href="half_8h.html#a3894f73763e15fc74d3a758dfaa5a1bd"> 759</a></span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a> <span class="keyword">operator</span> <span class="stringliteral">""</span> _hf(<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> x) {</div><div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1half__t.html">cutlass::half_t</a>(<span class="keywordtype">int</span>(x));</div><div class="line"><a name="l00761"></a><span class="lineno"> 761</span> }</div><div class="line"><a name="l00762"></a><span class="lineno"> 762</span> </div><div class="ttc" id="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4_html_a39a5774583daedbb5ac4aaaaa8034883"><div class="ttname"><a href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a39a5774583daedbb5ac4aaaaa8034883">std::numeric_limits< cutlass::half_t >::max</a></div><div class="ttdeci">static cutlass::half_t max()</div><div class="ttdoc">Maximum finite value. </div><div class="ttdef"><b>Definition:</b> half.h:520</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_acb746c82bd4dd496f79b7e611e3653dd"><div class="ttname"><a href="structcutlass_1_1half__t.html#acb746c82bd4dd496f79b7e611e3653dd">cutlass::half_t::bitcast</a></div><div class="ttdeci">static CUTLASS_HOST_DEVICE half_t bitcast(uint16_t x)</div><div class="ttdoc">Constructs from an unsigned short. </div><div class="ttdef"><b>Definition:</b> half.h:141</div></div>
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<div class="ttc" id="namespacecutlass_html"><div class="ttname"><a href="namespacecutlass.html">cutlass</a></div><div class="ttdef"><b>Definition:</b> aligned_buffer.h:35</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_ab6e3d4d165819edabf8b4757d42ccf3c"><div class="ttname"><a href="structcutlass_1_1half__t.html#ab6e3d4d165819edabf8b4757d42ccf3c">cutlass::half_t::half_t</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t(int x)</div><div class="ttdoc">Integer conversion - round to nearest even. </div><div class="ttdef"><b>Definition:</b> half.h:318</div></div>
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<div class="ttc" id="namespacecutlass_html_a512b1ef2b0213d48738cac7bbb87a98e"><div class="ttname"><a href="namespacecutlass.html#a512b1ef2b0213d48738cac7bbb87a98e">cutlass::abs</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE T abs(complex< T > const &z)</div><div class="ttdoc">Returns the magnitude of the complex number. </div><div class="ttdef"><b>Definition:</b> complex.h:313</div></div>
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<div class="ttc" id="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4_html_a423fb5b95e6071e832d40918e597f63f"><div class="ttname"><a href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a423fb5b95e6071e832d40918e597f63f">std::numeric_limits< cutlass::half_t >::signaling_NaN</a></div><div class="ttdeci">static cutlass::half_t signaling_NaN()</div><div class="ttdoc">Returns smallest finite value. </div><div class="ttdef"><b>Definition:</b> half.h:535</div></div>
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<div class="ttc" id="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4_html_ab7a40820e64282376a050095d5004b74"><div class="ttname"><a href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ab7a40820e64282376a050095d5004b74">std::numeric_limits< cutlass::half_t >::infinity</a></div><div class="ttdeci">static cutlass::half_t infinity()</div><div class="ttdoc">Returns smallest finite value. </div><div class="ttdef"><b>Definition:</b> half.h:529</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_af51056b4916dfea5b3621cdeddab67e9"><div class="ttname"><a href="structcutlass_1_1half__t.html#af51056b4916dfea5b3621cdeddab67e9">cutlass::half_t::half_t</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t()</div><div class="ttdoc">Default constructor. </div><div class="ttdef"><b>Definition:</b> half.h:296</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_a4c472ad52970df8b6f5c05beff66ff9f"><div class="ttname"><a href="structcutlass_1_1half__t.html#a4c472ad52970df8b6f5c05beff66ff9f">cutlass::half_t::convert</a></div><div class="ttdeci">static CUTLASS_HOST_DEVICE half_t convert(float const &flt)</div><div class="ttdoc">FP32 -> FP16 conversion - rounds to nearest even. </div><div class="ttdef"><b>Definition:</b> half.h:154</div></div>
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<div class="ttc" id="namespacecutlass_html_af33b830d0e96c5eabb35a77462aea1bd"><div class="ttname"><a href="namespacecutlass.html#af33b830d0e96c5eabb35a77462aea1bd">cutlass::operator/=</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t & operator/=(half_t &lhs, half_t const &rhs)</div><div class="ttdef"><b>Definition:</b> half.h:684</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_aad304a745b6a4c88383e51a498e751fb"><div class="ttname"><a href="structcutlass_1_1half__t.html#aad304a745b6a4c88383e51a498e751fb">cutlass::half_t::storage</a></div><div class="ttdeci">uint16_t storage</div><div class="ttdoc">Storage type. </div><div class="ttdef"><b>Definition:</b> half.h:133</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html"><div class="ttname"><a href="structcutlass_1_1half__t.html">cutlass::half_t</a></div><div class="ttdoc">IEEE half-precision floating-point type. </div><div class="ttdef"><b>Definition:</b> half.h:126</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_a1cddd98cc0650a0fcc5ff1ea0cb08fcf"><div class="ttname"><a href="structcutlass_1_1half__t.html#a1cddd98cc0650a0fcc5ff1ea0cb08fcf">cutlass::half_t::convert</a></div><div class="ttdeci">static CUTLASS_HOST_DEVICE half_t convert(int const &n)</div><div class="ttdoc">FP32 -> FP16 conversion - rounds to nearest even. </div><div class="ttdef"><b>Definition:</b> half.h:223</div></div>
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<div class="ttc" id="namespacecutlass_html_a5c9d654651824d6cd72acea54aa0f34d"><div class="ttname"><a href="namespacecutlass.html#a5c9d654651824d6cd72acea54aa0f34d">cutlass::isnormal</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool isnormal(cutlass::half_t const &h)</div><div class="ttdef"><b>Definition:</b> half.h:436</div></div>
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<div class="ttc" id="namespacestd_html"><div class="ttname"><a href="namespacestd.html">std</a></div><div class="ttdoc">STL namespace. </div></div>
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<div class="ttc" id="namespacecutlass_html_a9fd00e31888041a1e3e55c564a11eb86"><div class="ttname"><a href="namespacecutlass.html#a9fd00e31888041a1e3e55c564a11eb86">cutlass::operator<=</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool operator<=(half_t const &lhs, half_t const &rhs)</div><div class="ttdef"><b>Definition:</b> half.h:582</div></div>
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<div class="ttc" id="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4_html_a2c05c19022c183e8734ada65c8970af5"><div class="ttname"><a href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a2c05c19022c183e8734ada65c8970af5">std::numeric_limits< cutlass::half_t >::denorm_min</a></div><div class="ttdeci">static cutlass::half_t denorm_min()</div><div class="ttdoc">Returns smallest finite value. </div><div class="ttdef"><b>Definition:</b> half.h:538</div></div>
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<div class="ttc" id="namespacecutlass_html_a05d95f26c93a6d956d770f140469ac07"><div class="ttname"><a href="namespacecutlass.html#a05d95f26c93a6d956d770f140469ac07">cutlass::exp</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE complex< T > exp(complex< T > const &z)</div><div class="ttdoc">Computes the complex exponential of z. </div><div class="ttdef"><b>Definition:</b> complex.h:375</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_a5ef78c3a7ccd316fc4fe52b7c230f87b"><div class="ttname"><a href="structcutlass_1_1half__t.html#a5ef78c3a7ccd316fc4fe52b7c230f87b">cutlass::half_t::convert</a></div><div class="ttdeci">static CUTLASS_HOST_DEVICE float convert(half_t const &x)</div><div class="ttdoc">Converts a half-precision value stored as a uint16_t to a float. </div><div class="ttdef"><b>Definition:</b> half.h:248</div></div>
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<div class="ttc" id="namespacecutlass_html_a146088ed2566a2c008f0f7a99a87845b"><div class="ttname"><a href="namespacecutlass.html#a146088ed2566a2c008f0f7a99a87845b">cutlass::operator+=</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t & operator+=(half_t &lhs, half_t const &rhs)</div><div class="ttdef"><b>Definition:</b> half.h:654</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_a338d628504f733a23e69f2a60204c1b8"><div class="ttname"><a href="structcutlass_1_1half__t.html#a338d628504f733a23e69f2a60204c1b8">cutlass::half_t::half_t</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t(unsigned x)</div><div class="ttdoc">Integer conversion - round toward zero. </div><div class="ttdef"><b>Definition:</b> half.h:324</div></div>
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<div class="ttc" id="namespacecutlass_html_a69d5db2592827f5a58fb1ce088ce416a"><div class="ttname"><a href="namespacecutlass.html#a69d5db2592827f5a58fb1ce088ce416a">cutlass::operator+</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t operator+(half_t const &lhs, half_t const &rhs)</div><div class="ttdef"><b>Definition:</b> half.h:609</div></div>
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<div class="ttc" id="namespacecutlass_html_a4a66575d53215180a9ed2d29b9f39805"><div class="ttname"><a href="namespacecutlass.html#a4a66575d53215180a9ed2d29b9f39805">cutlass::operator-=</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t & operator-=(half_t &lhs, half_t const &rhs)</div><div class="ttdef"><b>Definition:</b> half.h:664</div></div>
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<div class="ttc" id="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4_html_ab0a036db7a1ad11c65e876020c78b1a5"><div class="ttname"><a href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ab0a036db7a1ad11c65e876020c78b1a5">std::numeric_limits< cutlass::half_t >::round_error</a></div><div class="ttdeci">static cutlass::half_t round_error()</div><div class="ttdoc">Returns smallest finite value. </div><div class="ttdef"><b>Definition:</b> half.h:526</div></div>
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<div class="ttc" id="namespacecutlass_html_a1c7a9e66ca7b5dc7413ea3b8f349530a"><div class="ttname"><a href="namespacecutlass.html#a1c7a9e66ca7b5dc7413ea3b8f349530a">cutlass::operator++</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t & operator++(half_t &lhs)</div><div class="ttdef"><b>Definition:</b> half.h:694</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_ada2fd6f45d4d91f334b65728ca720d40"><div class="ttname"><a href="structcutlass_1_1half__t.html#ada2fd6f45d4d91f334b65728ca720d40">cutlass::half_t::signbit</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool signbit() const </div><div class="ttdoc">Returns the sign bit. </div><div class="ttdef"><b>Definition:</b> half.h:379</div></div>
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<div class="ttc" id="namespacecutlass_html_a08456888f05f895b31854dbc1686402c"><div class="ttname"><a href="namespacecutlass.html#a08456888f05f895b31854dbc1686402c">cutlass::sqrt</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE cutlass::half_t sqrt(cutlass::half_t const &h)</div><div class="ttdef"><b>Definition:</b> half.h:464</div></div>
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<div class="ttc" id="namespacecutlass_html_a48c34ea7c666e34c2d8c5eb913b1c89b"><div class="ttname"><a href="namespacecutlass.html#a48c34ea7c666e34c2d8c5eb913b1c89b">cutlass::fpclassify</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE int fpclassify(cutlass::half_t const &h)</div><div class="ttdef"><b>Definition:</b> half.h:441</div></div>
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<div class="ttc" id="namespacecutlass_html_aa72faff9fe1573e76f07dfcdb952cf96"><div class="ttname"><a href="namespacecutlass.html#aa72faff9fe1573e76f07dfcdb952cf96">cutlass::operator!=</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool operator!=(half_t const &lhs, half_t const &rhs)</div><div class="ttdef"><b>Definition:</b> half.h:564</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_a611bafed82bfd1a61057fcb500bee2b2"><div class="ttname"><a href="structcutlass_1_1half__t.html#a611bafed82bfd1a61057fcb500bee2b2">cutlass::half_t::to_half</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half to_half() const </div><div class="ttdoc">Bitcasts to CUDA&#39;s half type. </div><div class="ttdef"><b>Definition:</b> half.h:361</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_a60416b7575abcb835de85be6ae56c847"><div class="ttname"><a href="structcutlass_1_1half__t.html#a60416b7575abcb835de85be6ae56c847">cutlass::half_t::operator=</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t & operator=(half const &x)</div><div class="ttdoc">Assignment. </div><div class="ttdef"><b>Definition:</b> half.h:330</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_a25f60fd3977cd11e26819cc1d3b0dc07"><div class="ttname"><a href="structcutlass_1_1half__t.html#a25f60fd3977cd11e26819cc1d3b0dc07">cutlass::half_t::half_t</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t(half const &x)</div><div class="ttdoc">Reinterpret cast from CUDA&#39;s half type. </div><div class="ttdef"><b>Definition:</b> half.h:300</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_a46379df65c25c4d05d8520430d2daf19"><div class="ttname"><a href="structcutlass_1_1half__t.html#a46379df65c25c4d05d8520430d2daf19">cutlass::half_t::raw</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE uint16_t raw() const </div><div class="ttdoc">Accesses raw internal state. </div><div class="ttdef"><b>Definition:</b> half.h:373</div></div>
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<div class="ttc" id="namespacecutlass_html_a1e9f6028e9ccb4b5d3d8cb47ea97dda9"><div class="ttname"><a href="namespacecutlass.html#a1e9f6028e9ccb4b5d3d8cb47ea97dda9">cutlass::isinf</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool isinf(cutlass::half_t const &h)</div><div class="ttdef"><b>Definition:</b> half.h:431</div></div>
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<div class="ttc" id="namespacecutlass_html_ac42c217e2600fb741312b535c633bb76"><div class="ttname"><a href="namespacecutlass.html#ac42c217e2600fb741312b535c633bb76">cutlass::copysign</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t copysign(half_t const &a, half_t const &b)</div><div class="ttdef"><b>Definition:</b> half.h:473</div></div>
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<div class="ttc" id="namespacecutlass_html_aeb280e9a234c4bcef9646c0a947f93a5"><div class="ttname"><a href="namespacecutlass.html#aeb280e9a234c4bcef9646c0a947f93a5">cutlass::operator--</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t & operator--(half_t &lhs)</div><div class="ttdef"><b>Definition:</b> half.h:706</div></div>
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<div class="ttc" id="cutlass_8h_html_a28c2443a142676d3d71effdae1a986b1"><div class="ttname"><a href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="ttdeci">#define CUTLASS_HOST_DEVICE</div><div class="ttdef"><b>Definition:</b> cutlass.h:89</div></div>
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<div class="ttc" id="namespacecutlass_html_a6ded5de9d10cc550e9f39e6c5f6c971c"><div class="ttname"><a href="namespacecutlass.html#a6ded5de9d10cc550e9f39e6c5f6c971c">cutlass::nanh</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE cutlass::half_t nanh(const char *)</div><div class="ttdef"><b>Definition:</b> half.h:425</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_a81af113694141b181d96d81f562bb325"><div class="ttname"><a href="structcutlass_1_1half__t.html#a81af113694141b181d96d81f562bb325">cutlass::half_t::half_t</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t(float x)</div><div class="ttdoc">Floating point conversion. </div><div class="ttdef"><b>Definition:</b> half.h:306</div></div>
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<div class="ttc" id="namespacecutlass_html_a6f51882e933613169c40f55857868b1c"><div class="ttname"><a href="namespacecutlass.html#a6f51882e933613169c40f55857868b1c">cutlass::operator></a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool operator>(half_t const &lhs, half_t const &rhs)</div><div class="ttdef"><b>Definition:</b> half.h:591</div></div>
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<div class="ttc" id="namespacecutlass_html_ae07ec125356831e215eee11ff8af71ae"><div class="ttname"><a href="namespacecutlass.html#ae07ec125356831e215eee11ff8af71ae">cutlass::operator-</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t operator-(half_t const &lhs)</div><div class="ttdef"><b>Definition:</b> half.h:618</div></div>
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<div class="ttc" id="namespacecutlass_html_ac007a2f5ca100139bd2e9176aaabd6ed"><div class="ttname"><a href="namespacecutlass.html#ac007a2f5ca100139bd2e9176aaabd6ed">cutlass::isfinite</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool isfinite(cutlass::half_t const &h)</div><div class="ttdef"><b>Definition:</b> half.h:420</div></div>
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<div class="ttc" id="namespacecutlass_html_a49aaaf0cbb22e80252bfec11f1074cd0"><div class="ttname"><a href="namespacecutlass.html#a49aaaf0cbb22e80252bfec11f1074cd0">cutlass::operator*=</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t & operator*=(half_t &lhs, half_t const &rhs)</div><div class="ttdef"><b>Definition:</b> half.h:674</div></div>
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<div class="ttc" id="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4_html_ad9175b4d7b32fe18cf9c07e4f559b32c"><div class="ttname"><a href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ad9175b4d7b32fe18cf9c07e4f559b32c">std::numeric_limits< cutlass::half_t >::min</a></div><div class="ttdeci">static cutlass::half_t min()</div><div class="ttdoc">Least positive value. </div><div class="ttdef"><b>Definition:</b> half.h:514</div></div>
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<div class="ttc" id="namespacecutlass_html_aabe6b8ce223bf05f65a4721a3f5447a6a280b2492e1afdb76d63ad6a4cd4f38d7"><div class="ttname"><a href="namespacecutlass.html#aabe6b8ce223bf05f65a4721a3f5447a6a280b2492e1afdb76d63ad6a4cd4f38d7">cutlass::FloatRoundStyle::round_to_nearest</a></div><div class="ttdoc">round to nearest even </div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_ad21f512b39dff2e51e6fc2bf0ae2ebcf"><div class="ttname"><a href="structcutlass_1_1half__t.html#ad21f512b39dff2e51e6fc2bf0ae2ebcf">cutlass::half_t::mantissa</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE int mantissa() const </div><div class="ttdoc">Returns the mantissa. </div><div class="ttdef"><b>Definition:</b> half.h:397</div></div>
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<div class="ttc" id="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4_html_ac2ae43139037875e38056a675ae1f6c4"><div class="ttname"><a href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ac2ae43139037875e38056a675ae1f6c4">std::numeric_limits< cutlass::half_t >::lowest</a></div><div class="ttdeci">static cutlass::half_t lowest()</div><div class="ttdoc">Minimum finite value. </div><div class="ttdef"><b>Definition:</b> half.h:517</div></div>
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<div class="ttc" id="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4_html_ab9fc3a009eaff0c922307f2780ee3fc0"><div class="ttname"><a href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#ab9fc3a009eaff0c922307f2780ee3fc0">std::numeric_limits< cutlass::half_t >::epsilon</a></div><div class="ttdeci">static cutlass::half_t epsilon()</div><div class="ttdoc">Returns smallest finite value. </div><div class="ttdef"><b>Definition:</b> half.h:523</div></div>
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<div class="ttc" id="namespacecutlass_html_a531110fad1ec957fe4a13c06715a0f07"><div class="ttname"><a href="namespacecutlass.html#a531110fad1ec957fe4a13c06715a0f07">cutlass::operator==</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool operator==(half_t const &lhs, half_t const &rhs)</div><div class="ttdef"><b>Definition:</b> half.h:555</div></div>
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<div class="ttc" id="namespacecutlass_html_a6fd924146724c657faf4321eb14f7de0"><div class="ttname"><a href="namespacecutlass.html#a6fd924146724c657faf4321eb14f7de0">cutlass::operator/</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE Coord< Rank, Index > operator/(Index s, Coord< Rank, Index > coord)</div><div class="ttdoc">Scalar division. </div><div class="ttdef"><b>Definition:</b> coord.h:360</div></div>
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<div class="ttc" id="namespacecutlass_html_a7d041fe924851999417fe06f72a628d7"><div class="ttname"><a href="namespacecutlass.html#a7d041fe924851999417fe06f72a628d7">cutlass::operator>=</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool operator>=(half_t const &lhs, half_t const &rhs)</div><div class="ttdef"><b>Definition:</b> half.h:600</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_a4a4ece050c5bb376d419299c228b270e"><div class="ttname"><a href="structcutlass_1_1half__t.html#a4a4ece050c5bb376d419299c228b270e">cutlass::half_t::half_t</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t(double x)</div><div class="ttdoc">Floating point conversion. </div><div class="ttdef"><b>Definition:</b> half.h:312</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_a6af4af16ddbbfcefde206c29cac5c1ec"><div class="ttname"><a href="structcutlass_1_1half__t.html#a6af4af16ddbbfcefde206c29cac5c1ec">cutlass::half_t::convert</a></div><div class="ttdeci">static CUTLASS_HOST_DEVICE half_t convert(unsigned const &n)</div><div class="ttdoc">FP32 -> FP16 conversion - rounds to nearest even. </div><div class="ttdef"><b>Definition:</b> half.h:233</div></div>
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<div class="ttc" id="namespacecutlass_html_ae2be8be03d132f18df5ea5a6e8a52854"><div class="ttname"><a href="namespacecutlass.html#ae2be8be03d132f18df5ea5a6e8a52854">cutlass::operator<</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool operator<(half_t const &lhs, half_t const &rhs)</div><div class="ttdef"><b>Definition:</b> half.h:573</div></div>
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<div class="ttc" id="cutlass_8h_html"><div class="ttname"><a href="cutlass_8h.html">cutlass.h</a></div><div class="ttdoc">Basic include for CUTLASS. </div></div>
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<div class="ttc" id="namespacecutlass_html_a28f05d94dbdfc97cddbeab3a5d23839d"><div class="ttname"><a href="namespacecutlass.html#a28f05d94dbdfc97cddbeab3a5d23839d">cutlass::sqrt</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE complex< T > sqrt(complex< T > const &z)</div><div class="ttdoc">Computes the square root of complex number z. </div><div class="ttdef"><b>Definition:</b> complex.h:393</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_aaee5cf278f88e1de09cbebf8cdd2cbe8"><div class="ttname"><a href="structcutlass_1_1half__t.html#aaee5cf278f88e1de09cbebf8cdd2cbe8">cutlass::half_t::raw</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE uint16_t & raw()</div><div class="ttdoc">Accesses raw internal state. </div><div class="ttdef"><b>Definition:</b> half.h:367</div></div>
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<div class="ttc" id="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4_html_a8c7eafdd3b121353c0914dc6e1c0d108"><div class="ttname"><a href="structstd_1_1numeric__limits_3_01cutlass_1_1half__t_01_4.html#a8c7eafdd3b121353c0914dc6e1c0d108">std::numeric_limits< cutlass::half_t >::quiet_NaN</a></div><div class="ttdeci">static cutlass::half_t quiet_NaN()</div><div class="ttdoc">Returns smallest finite value. </div><div class="ttdef"><b>Definition:</b> half.h:532</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_a76ce79fa7b4e3e993465a50615eb046f"><div class="ttname"><a href="structcutlass_1_1half__t.html#a76ce79fa7b4e3e993465a50615eb046f">cutlass::half_t::exponent</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE int exponent() const </div><div class="ttdoc">Returns the unbiased exponent. </div><div class="ttdef"><b>Definition:</b> half.h:391</div></div>
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<div class="ttc" id="structcutlass_1_1half__t_html_aa4cc765866681df569fedd1439cf5477"><div class="ttname"><a href="structcutlass_1_1half__t.html#aa4cc765866681df569fedd1439cf5477">cutlass::half_t::exponent_biased</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE int exponent_biased() const </div><div class="ttdoc">Returns the biased exponent. </div><div class="ttdef"><b>Definition:</b> half.h:385</div></div>
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<div class="ttc" id="namespacecutlass_html_a8b686b7661794a34959b3806d263814f"><div class="ttname"><a href="namespacecutlass.html#a8b686b7661794a34959b3806d263814f">cutlass::operator*</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE half_t operator*(half_t const &lhs, half_t const &rhs)</div><div class="ttdef"><b>Definition:</b> half.h:636</div></div>
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<div class="ttc" id="namespacecutlass_html_ae7f1cc42ec6322b0bd7970be633a6129"><div class="ttname"><a href="namespacecutlass.html#ae7f1cc42ec6322b0bd7970be633a6129">cutlass::isnan</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool isnan(cutlass::half_t const &h)</div><div class="ttdef"><b>Definition:</b> half.h:415</div></div>
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