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<a href="epilogue__workspace_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) 2017-2019, 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="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#pragma once</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#include "<a class="code" href="cutlass_8h.html">cutlass/cutlass.h</a>"</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor">#include "<a class="code" href="numeric__types_8h.html">cutlass/numeric_types.h</a>"</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor">#include "<a class="code" href="array_8h.html">cutlass/array.h</a>"</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="keyword">namespace </span><a class="code" href="namespacecutlass.html">cutlass</a> {</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">namespace </span>epilogue {</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">template</span> <</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keyword">typename</span> Shape_, </div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordtype">int</span> WarpCount, </div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">typename</span> FragmentC_ </div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> ></div><div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html"> 64</a></span> <span class="keyword">class </span><a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html">EpilogueWorkspace</a> {</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a3186c4180ee1a411dd967a14670c56b0"> 67</a></span>  <span class="keyword">using</span> <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a3186c4180ee1a411dd967a14670c56b0">Shape</a> = Shape_;</div><div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a2a9e0715486050e4c52985f72392ba97"> 68</a></span>  <span class="keyword">using</span> <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a2a9e0715486050e4c52985f72392ba97">FragmentC</a> = FragmentC_;</div><div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a5d61926055b8615580c11c3e8be2841e"> 69</a></span>  <span class="keyword">using</span> <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a5d61926055b8615580c11c3e8be2841e">ElementC</a> = <span class="keyword">typename</span> FragmentC::value_type;</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div><div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a0bdff651696fabadbb71e6471eb3711b"> 71</a></span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a0bdff651696fabadbb71e6471eb3711b">kWarpCount</a> = WarpCount;</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#aad7937d2ef96522d0afa41a587c8f790"> 74</a></span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#aad7937d2ef96522d0afa41a587c8f790">kAccessSizeInBits</a> = 128;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div><div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#aa4f276efe10e1cbba8c994ef06313114"> 77</a></span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#aa4f276efe10e1cbba8c994ef06313114">kWarpSize</a> = 32;</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div><div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#ab5196507dba2b3252b53314596a0a770"> 80</a></span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#ab5196507dba2b3252b53314596a0a770">kElementsPerAccess</a> = </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  kAccessSizeInBits / <a class="code" href="structcutlass_1_1sizeof__bits.html">sizeof_bits<ElementC>::value</a>;</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div><div class="line"><a name="l00084"></a><span class="lineno"><a class="line" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a230e054d544fb2499fe0062a6c87eaae"> 84</a></span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a230e054d544fb2499fe0062a6c87eaae">kIterations</a> = FragmentC::kElements / <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#ab5196507dba2b3252b53314596a0a770">kElementsPerAccess</a>;</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <a class="code" href="platform_8h.html#adde4c9ea91b753491851361a4198c009">static_assert</a>(</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  !(FragmentC::kElements % kElementsPerAccess), </div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="stringliteral">"The number of accumulators must be divisible by the access size."</span>);</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div><div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a808f585be1d17e849faf0fc58ab8bd8c"> 91</a></span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a808f585be1d17e849faf0fc58ab8bd8c">kWarpAccesses</a> = kIterations * <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#aa4f276efe10e1cbba8c994ef06313114">kWarpSize</a>;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div><div class="line"><a name="l00094"></a><span class="lineno"><a class="line" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#ac0bb3a94eeabdeffbb2a2ae50e44fc2c"> 94</a></span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#ac0bb3a94eeabdeffbb2a2ae50e44fc2c">kThreadblockAccesses</a> = kWarpAccesses * <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a0bdff651696fabadbb71e6471eb3711b">kWarpCount</a>;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div><div class="line"><a name="l00097"></a><span class="lineno"><a class="line" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html"> 97</a></span>  <span class="keyword">struct </span><a class="code" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html">Params</a> {</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div><div class="line"><a name="l00100"></a><span class="lineno"><a class="line" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html#a11183b5f5352f7c38442be03152f0210"> 100</a></span>  <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a5d61926055b8615580c11c3e8be2841e">ElementC</a> *<a class="code" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html#a11183b5f5352f7c38442be03152f0210">ptr_C</a>;</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div><div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html#a51477610ec7f44d1a14c78072365ba4f"> 103</a></span>  <span class="keywordtype">int</span> <a class="code" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html#a51477610ec7f44d1a14c78072365ba4f">stride_n</a>;</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div><div class="line"><a name="l00106"></a><span class="lineno"><a class="line" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html#a680b0fd30ae273841ad2cdd1e7050467"> 106</a></span>  <span class="keywordtype">int</span> <a class="code" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html#a680b0fd30ae273841ad2cdd1e7050467">stride_k</a>;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="comment">//</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="comment">// Methods</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="comment">//</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00113"></a><span class="lineno"><a class="line" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html#a1d05c8ac7337fa0437a7870e024b58e3"> 113</a></span>  <a class="code" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html#a1d05c8ac7337fa0437a7870e024b58e3">Params</a>(</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a5d61926055b8615580c11c3e8be2841e">ElementC</a> *ptr_C, </div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordtype">int</span> stride_n_, </div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordtype">int</span> stride_k_ </div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  ):</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  ptr_C(ptr_C), stride_n(stride_n_ / kElementsPerAccess), stride_k(stride_k_ / kElementsPerAccess) {</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>  };</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div><div class="line"><a name="l00124"></a><span class="lineno"><a class="line" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1SharedStorage.html"> 124</a></span>  <span class="keyword">struct </span><a class="code" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1SharedStorage.html">SharedStorage</a> {</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="comment">// Intentionally empty</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  };</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="keyword">private</span>:</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keyword">struct </span><span class="keyword">alignas</span>((kAccessSizeInBits / 8)) AccessType {</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  Array<ElementC, kElementsPerAccess> storage;</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  };</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  AccessType *pointer_;</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordtype">int</span> stride_n_;</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> </div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordtype">int</span> stride_k_;</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> </div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  CUTLASS_DEVICE</div><div class="line"><a name="l00147"></a><span class="lineno"><a class="line" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#aeddb6d40413f06aea489f5d626717298"> 147</a></span>  <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#aeddb6d40413f06aea489f5d626717298">EpilogueWorkspace</a>(</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <a class="code" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html">Params</a> <span class="keyword">const</span> &params, </div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <a class="code" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1SharedStorage.html">SharedStorage</a> &, </div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordtype">int</span> warp_idx, </div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordtype">int</span> lane_idx </div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  ):</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  pointer_(reinterpret_cast<AccessType *>(params.<a class="code" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html#a11183b5f5352f7c38442be03152f0210">ptr_C</a>)),</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  stride_n_(params.<a class="code" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html#a51477610ec7f44d1a14c78072365ba4f">stride_n</a>), </div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  stride_k_(params.<a class="code" href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html#a680b0fd30ae273841ad2cdd1e7050467">stride_k</a>) {</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="comment">// Add per-thread offset</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  pointer_ += lane_idx + warp_idx * <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a808f585be1d17e849faf0fc58ab8bd8c">kWarpAccesses</a>;</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  }</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> </div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  CUTLASS_DEVICE</div><div class="line"><a name="l00164"></a><span class="lineno"><a class="line" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a40eda72233c29dd344513b21ae94db0e"> 164</a></span>  <span class="keywordtype">void</span> <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a40eda72233c29dd344513b21ae94db0e">operator()</a>(</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html">cutlass::gemm::GemmCoord</a> problem_size, </div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html">cutlass::gemm::GemmCoord</a> tb_tile_coord, </div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a2a9e0715486050e4c52985f72392ba97">FragmentC</a> <span class="keyword">const</span> &accum) { </div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  </div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="comment">// Compute offset for entire threadblock (note, per-thread offset has been folded in already)</span></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  AccessType *pointer = pointer_ + </div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  tb_tile_coord.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a93515a41db6c4b7e9101067f60d41b8c">m</a>() * kThreadblockAccesses + </div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  tb_tile_coord.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a1b29d2cb15360ad5499216859ad5436a">n</a>() * stride_n_ +</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  tb_tile_coord.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>() * stride_k_;</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="comment">// Cast to vectorized view of accumulator fragments</span></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  AccessType <span class="keyword">const</span> * src_pointer = <span class="keyword">reinterpret_cast<</span>AccessType <span class="keyword">const </span>*<span class="keyword">></span>(&accum);</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="comment">// Write out accumulators at full speed</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <a class="code" href="cutlass_8h.html#a4b1c9f25ab6eaa25e1f2258dd63e6ce4">CUTLASS_PRAGMA_UNROLL</a></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a230e054d544fb2499fe0062a6c87eaae">kIterations</a>; ++i) {</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  pointer[i * <a class="code" href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#aa4f276efe10e1cbba8c994ef06313114">kWarpSize</a>] = src_pointer[i];</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> };</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span> </div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span> } <span class="comment">// namespace epilogue</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> } <span class="comment">// namespace cutlass</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> </div><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_1epilogue_1_1EpilogueWorkspace_1_1SharedStorage_html"><div class="ttname"><a href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1SharedStorage.html">cutlass::epilogue::EpilogueWorkspace::SharedStorage</a></div><div class="ttdoc">Shared storage allocation needed by the epilogue. </div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:124</div></div>
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<div class="ttc" id="classcutlass_1_1epilogue_1_1EpilogueWorkspace_html_aad7937d2ef96522d0afa41a587c8f790"><div class="ttname"><a href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#aad7937d2ef96522d0afa41a587c8f790">cutlass::epilogue::EpilogueWorkspace::kAccessSizeInBits</a></div><div class="ttdeci">static int const kAccessSizeInBits</div><div class="ttdoc">Optimize for 128b accesses. </div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:74</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1GemmCoord_html"><div class="ttname"><a href="structcutlass_1_1gemm_1_1GemmCoord.html">cutlass::gemm::GemmCoord</a></div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/gemm.h:94</div></div>
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<div class="ttc" id="classcutlass_1_1epilogue_1_1EpilogueWorkspace_html_a808f585be1d17e849faf0fc58ab8bd8c"><div class="ttname"><a href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a808f585be1d17e849faf0fc58ab8bd8c">cutlass::epilogue::EpilogueWorkspace::kWarpAccesses</a></div><div class="ttdeci">static int const kWarpAccesses</div><div class="ttdoc">Total number of vectorized accesses in warp (in units of vector) </div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:91</div></div>
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<div class="ttc" id="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params_html_a1d05c8ac7337fa0437a7870e024b58e3"><div class="ttname"><a href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html#a1d05c8ac7337fa0437a7870e024b58e3">cutlass::epilogue::EpilogueWorkspace::Params::Params</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE Params(ElementC *ptr_C, int stride_n_, int stride_k_)</div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:113</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1GemmCoord_html_a1b29d2cb15360ad5499216859ad5436a"><div class="ttname"><a href="structcutlass_1_1gemm_1_1GemmCoord.html#a1b29d2cb15360ad5499216859ad5436a">cutlass::gemm::GemmCoord::n</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE Index const & n() const </div><div class="ttdoc">Returns the GEMM N coordinate. </div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/gemm.h:137</div></div>
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<div class="ttc" id="classcutlass_1_1epilogue_1_1EpilogueWorkspace_html_a230e054d544fb2499fe0062a6c87eaae"><div class="ttname"><a href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a230e054d544fb2499fe0062a6c87eaae">cutlass::epilogue::EpilogueWorkspace::kIterations</a></div><div class="ttdeci">static int const kIterations</div><div class="ttdoc">Number of stores per thread. </div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:84</div></div>
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<div class="ttc" id="classcutlass_1_1epilogue_1_1EpilogueWorkspace_html_a40eda72233c29dd344513b21ae94db0e"><div class="ttname"><a href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a40eda72233c29dd344513b21ae94db0e">cutlass::epilogue::EpilogueWorkspace::operator()</a></div><div class="ttdeci">CUTLASS_DEVICE void operator()(cutlass::gemm::GemmCoord problem_size, cutlass::gemm::GemmCoord tb_tile_coord, FragmentC const &accum)</div><div class="ttdoc">Streams the result to global memory. </div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:164</div></div>
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<div class="ttc" id="classcutlass_1_1epilogue_1_1EpilogueWorkspace_html_a3186c4180ee1a411dd967a14670c56b0"><div class="ttname"><a href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a3186c4180ee1a411dd967a14670c56b0">cutlass::epilogue::EpilogueWorkspace::Shape</a></div><div class="ttdeci">Shape_ Shape</div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:67</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1GemmCoord_html_a18835ec84cbb6250143327e93697c7e9"><div class="ttname"><a href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">cutlass::gemm::GemmCoord::k</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE Index const & k() const </div><div class="ttdoc">Returns the GEMM K coordinate. </div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/gemm.h:145</div></div>
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<div class="ttc" id="classcutlass_1_1epilogue_1_1EpilogueWorkspace_html_a5d61926055b8615580c11c3e8be2841e"><div class="ttname"><a href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a5d61926055b8615580c11c3e8be2841e">cutlass::epilogue::EpilogueWorkspace::ElementC</a></div><div class="ttdeci">typename FragmentC::value_type ElementC</div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:69</div></div>
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<div class="ttc" id="array_8h_html"><div class="ttname"><a href="array_8h.html">array.h</a></div><div class="ttdoc">Statically sized array of elements that accommodates all CUTLASS-supported numeric types and is safe ...</div></div>
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<div class="ttc" id="cutlass_8h_html_a4b1c9f25ab6eaa25e1f2258dd63e6ce4"><div class="ttname"><a href="cutlass_8h.html#a4b1c9f25ab6eaa25e1f2258dd63e6ce4">CUTLASS_PRAGMA_UNROLL</a></div><div class="ttdeci">#define CUTLASS_PRAGMA_UNROLL</div><div class="ttdef"><b>Definition:</b> cutlass.h:110</div></div>
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<div class="ttc" id="structcutlass_1_1sizeof__bits_html"><div class="ttname"><a href="structcutlass_1_1sizeof__bits.html">cutlass::sizeof_bits</a></div><div class="ttdoc">Defines the size of an element in bits. </div><div class="ttdef"><b>Definition:</b> numeric_types.h:42</div></div>
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<div class="ttc" id="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params_html_a11183b5f5352f7c38442be03152f0210"><div class="ttname"><a href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html#a11183b5f5352f7c38442be03152f0210">cutlass::epilogue::EpilogueWorkspace::Params::ptr_C</a></div><div class="ttdeci">ElementC * ptr_C</div><div class="ttdoc">Pointer to C matrix. </div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:100</div></div>
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<div class="ttc" id="classcutlass_1_1epilogue_1_1EpilogueWorkspace_html_a2a9e0715486050e4c52985f72392ba97"><div class="ttname"><a href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a2a9e0715486050e4c52985f72392ba97">cutlass::epilogue::EpilogueWorkspace::FragmentC</a></div><div class="ttdeci">FragmentC_ FragmentC</div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:68</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="numeric__types_8h_html"><div class="ttname"><a href="numeric__types_8h.html">numeric_types.h</a></div><div class="ttdoc">Top-level include for all CUTLASS numeric types. </div></div>
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<div class="ttc" id="classcutlass_1_1epilogue_1_1EpilogueWorkspace_html_aeddb6d40413f06aea489f5d626717298"><div class="ttname"><a href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#aeddb6d40413f06aea489f5d626717298">cutlass::epilogue::EpilogueWorkspace::EpilogueWorkspace</a></div><div class="ttdeci">CUTLASS_DEVICE EpilogueWorkspace(Params const &params, SharedStorage &, int warp_idx, int lane_idx)</div><div class="ttdoc">Constructor. </div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:147</div></div>
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<div class="ttc" id="platform_8h_html_adde4c9ea91b753491851361a4198c009"><div class="ttname"><a href="platform_8h.html#adde4c9ea91b753491851361a4198c009">static_assert</a></div><div class="ttdeci">#define static_assert(__e, __m)</div><div class="ttdef"><b>Definition:</b> platform.h:153</div></div>
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<div class="ttc" id="classcutlass_1_1epilogue_1_1EpilogueWorkspace_html_a0bdff651696fabadbb71e6471eb3711b"><div class="ttname"><a href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#a0bdff651696fabadbb71e6471eb3711b">cutlass::epilogue::EpilogueWorkspace::kWarpCount</a></div><div class="ttdeci">static int const kWarpCount</div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:71</div></div>
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<div class="ttc" id="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params_html_a51477610ec7f44d1a14c78072365ba4f"><div class="ttname"><a href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html#a51477610ec7f44d1a14c78072365ba4f">cutlass::epilogue::EpilogueWorkspace::Params::stride_n</a></div><div class="ttdeci">int stride_n</div><div class="ttdoc">Stride between tiles along the GEMM N dimension (in units of vectors) </div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:103</div></div>
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<div class="ttc" id="classcutlass_1_1epilogue_1_1EpilogueWorkspace_html_ab5196507dba2b3252b53314596a0a770"><div class="ttname"><a href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#ab5196507dba2b3252b53314596a0a770">cutlass::epilogue::EpilogueWorkspace::kElementsPerAccess</a></div><div class="ttdeci">static int const kElementsPerAccess</div><div class="ttdoc">Vector length of accesses. </div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:80</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1GemmCoord_html_a93515a41db6c4b7e9101067f60d41b8c"><div class="ttname"><a href="structcutlass_1_1gemm_1_1GemmCoord.html#a93515a41db6c4b7e9101067f60d41b8c">cutlass::gemm::GemmCoord::m</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE Index const & m() const </div><div class="ttdoc">Returns the GEMM M coordinate. </div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/gemm.h:129</div></div>
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<div class="ttc" id="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params_html_a680b0fd30ae273841ad2cdd1e7050467"><div class="ttname"><a href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html#a680b0fd30ae273841ad2cdd1e7050467">cutlass::epilogue::EpilogueWorkspace::Params::stride_k</a></div><div class="ttdeci">int stride_k</div><div class="ttdoc">Stride between tiles along the GEMM K dimension (in units of vectors) </div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:106</div></div>
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<div class="ttc" id="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params_html"><div class="ttname"><a href="structcutlass_1_1epilogue_1_1EpilogueWorkspace_1_1Params.html">cutlass::epilogue::EpilogueWorkspace::Params</a></div><div class="ttdoc">Parameters structure. </div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:97</div></div>
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<div class="ttc" id="classcutlass_1_1epilogue_1_1EpilogueWorkspace_html"><div class="ttname"><a href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html">cutlass::epilogue::EpilogueWorkspace</a></div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:64</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="classcutlass_1_1epilogue_1_1EpilogueWorkspace_html_aa4f276efe10e1cbba8c994ef06313114"><div class="ttname"><a href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#aa4f276efe10e1cbba8c994ef06313114">cutlass::epilogue::EpilogueWorkspace::kWarpSize</a></div><div class="ttdeci">static int const kWarpSize</div><div class="ttdoc">Warp size from the perspective of memory operations. </div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:77</div></div>
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<div class="ttc" id="classcutlass_1_1epilogue_1_1EpilogueWorkspace_html_ac0bb3a94eeabdeffbb2a2ae50e44fc2c"><div class="ttname"><a href="classcutlass_1_1epilogue_1_1EpilogueWorkspace.html#ac0bb3a94eeabdeffbb2a2ae50e44fc2c">cutlass::epilogue::EpilogueWorkspace::kThreadblockAccesses</a></div><div class="ttdeci">static int const kThreadblockAccesses</div><div class="ttdoc">Total number of vectorized accesses in threadblock tile (in units of vector) </div><div class="ttdef"><b>Definition:</b> epilogue_workspace.h:94</div></div>
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