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<div class="title">include/cutlass/gemm/kernel/gemm.h</div> </div>
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<a href="include_2cutlass_2gemm_2kernel_2gemm_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="l00025"></a><span class="lineno"> 25</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">#include "<a class="code" href="cutlass_8h.html">cutlass/cutlass.h</a>"</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "<a class="code" href="include_2cutlass_2gemm_2gemm_8h.html">cutlass/gemm/gemm.h</a>"</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include "<a class="code" href="matrix__coord_8h.html">cutlass/matrix_coord.h</a>"</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include "<a class="code" href="semaphore_8h.html">cutlass/semaphore.h</a>"</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</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> <span class="keyword">namespace </span><a class="code" href="namespacecutlass.html">cutlass</a> {</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">namespace </span>gemm {</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="keyword">namespace </span>kernel {</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="keyword">template</span> <</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">typename</span> Mma_, </div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">typename</span> Epilogue_, </div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keyword">typename</span> ThreadblockSwizzle_, </div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordtype">bool</span> SplitKSerial </div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> ></div><div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html"> 52</a></span> <span class="keyword">struct </span><a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html">Gemm</a> {</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div><div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a950fcca6c690f22061706faccef9877a"> 54</a></span>  <span class="keyword">using</span> <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a950fcca6c690f22061706faccef9877a">Mma</a> = Mma_;</div><div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a0a4938bd86c39313448240a39ab0f8c3"> 55</a></span>  <span class="keyword">using</span> <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a0a4938bd86c39313448240a39ab0f8c3">Epilogue</a> = Epilogue_;</div><div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#ad246079e53ca540f6a27b02ee3d2fe0b"> 56</a></span>  <span class="keyword">using</span> <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#ad246079e53ca540f6a27b02ee3d2fe0b">OutputOp</a> = <span class="keyword">typename</span> Epilogue::OutputOp;</div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a2674cfb0bc7675569e0eec9705c02baf"> 57</a></span>  <span class="keyword">using</span> <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a2674cfb0bc7675569e0eec9705c02baf">ThreadblockSwizzle</a> = ThreadblockSwizzle_;</div><div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a0bd3c75edcf3f56e591e3034cc31bd91"> 58</a></span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <span class="keyword">const</span> <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a0bd3c75edcf3f56e591e3034cc31bd91">kSplitKSerial</a> = SplitKSerial;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a227a6aacf16f31c096d9ca6b5ddce662"> 61</a></span>  <span class="keyword">using</span> <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a227a6aacf16f31c096d9ca6b5ddce662">WarpCount</a> = <span class="keyword">typename</span> Mma::WarpCount;</div><div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a63a3564945b339b5e3f0a0ab127874f7"> 62</a></span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a63a3564945b339b5e3f0a0ab127874f7">kThreadCount</a> = 32 * WarpCount::kCount;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div><div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html"> 65</a></span>  <span class="keyword">struct </span><a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html">Params</a> {</div><div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a8ee835b21f77e387ea0ebff58f9b0135"> 66</a></span>  <a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html">cutlass::gemm::GemmCoord</a> <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a8ee835b21f77e387ea0ebff58f9b0135">problem_size</a>;</div><div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#acf73186d57f3b37cf766d8fc729eb04d"> 67</a></span>  <a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html">cutlass::gemm::GemmCoord</a> <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#acf73186d57f3b37cf766d8fc729eb04d">grid_tiled_shape</a>;</div><div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a93f15acc09f27c23dc5a213d63359b5c"> 68</a></span>  <span class="keyword">typename</span> Mma::IteratorA::Params <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a93f15acc09f27c23dc5a213d63359b5c">params_A</a>;</div><div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a3c4db6514188c51f63ee88130d9b9b0c"> 69</a></span>  <span class="keyword">typename</span> Mma::IteratorA::TensorRef <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a3c4db6514188c51f63ee88130d9b9b0c">ref_A</a>;</div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a910309fbd40055ab81150b055407f5cc"> 70</a></span>  <span class="keyword">typename</span> Mma::IteratorB::Params <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a910309fbd40055ab81150b055407f5cc">params_B</a>;</div><div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#ac9e6c1f13f20d925af51c682e2031a81"> 71</a></span>  <span class="keyword">typename</span> Mma::IteratorB::TensorRef <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#ac9e6c1f13f20d925af51c682e2031a81">ref_B</a>;</div><div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a78dd936eb07a5415c93d1841a0fc7ff3"> 72</a></span>  <span class="keyword">typename</span> Epilogue::OutputTileIterator::Params <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a78dd936eb07a5415c93d1841a0fc7ff3">params_C</a>;</div><div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a37660d1a2a1031c44f0bb0c27d438ba3"> 73</a></span>  <span class="keyword">typename</span> Epilogue::OutputTileIterator::TensorRef <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a37660d1a2a1031c44f0bb0c27d438ba3">ref_C</a>;</div><div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a8eb01bbf1b150e2779ecc05de9155f38"> 74</a></span>  <span class="keyword">typename</span> Epilogue::OutputTileIterator::Params <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a8eb01bbf1b150e2779ecc05de9155f38">params_D</a>;</div><div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a33618c431b2f6a6730c8ab1f1c1a590f"> 75</a></span>  <span class="keyword">typename</span> Epilogue::OutputTileIterator::TensorRef <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a33618c431b2f6a6730c8ab1f1c1a590f">ref_D</a>;</div><div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a9f492a3d44ce667cb807fe6b97c33ab9"> 76</a></span>  <span class="keyword">typename</span> OutputOp::Params <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a9f492a3d44ce667cb807fe6b97c33ab9">output_op</a>;</div><div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#adec6d0c6d74e7f456196f453e302fbbb"> 77</a></span>  <span class="keywordtype">int</span> *<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#adec6d0c6d74e7f456196f453e302fbbb">semaphore</a>;</div><div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a92004e54810747ddeaf25efe29d7b579"> 78</a></span>  <span class="keywordtype">int</span> <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a92004e54810747ddeaf25efe29d7b579">gemm_k_iterations</a>;</div><div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#ae8815a3e7343d3f8eb0d4c5236c6023a"> 79</a></span>  <span class="keywordtype">int</span> <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#ae8815a3e7343d3f8eb0d4c5236c6023a">gemm_k_size</a>;</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="comment">//</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="comment">// Methods</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="comment">//</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#af09f4fcf7702d3a6bd4904a379d77e8c"> 86</a></span>  <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#af09f4fcf7702d3a6bd4904a379d77e8c">Params</a>() { }</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>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00089"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a2206ae393031e3f5a8ddc4317d61437c"> 89</a></span>  <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a2206ae393031e3f5a8ddc4317d61437c">Params</a>(</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html">cutlass::gemm::GemmCoord</a> <span class="keyword">const</span> & problem_size,</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html">cutlass::gemm::GemmCoord</a> <span class="keyword">const</span> & grid_tiled_shape,</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keyword">typename</span> Mma::IteratorA::TensorRef ref_A,</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keyword">typename</span> Mma::IteratorB::TensorRef ref_B,</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keyword">typename</span> Epilogue::OutputTileIterator::TensorRef ref_C,</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keyword">typename</span> Epilogue::OutputTileIterator::TensorRef ref_D,</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keyword">typename</span> OutputOp::Params output_op = <span class="keyword">typename</span> OutputOp::Params(),</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordtype">int</span> *semaphore = <span class="keyword">nullptr</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  ):</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  problem_size(problem_size),</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  grid_tiled_shape(grid_tiled_shape),</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  params_A(ref_A.layout()),</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  ref_A(ref_A),</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  params_B(ref_B.layout()),</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  ref_B(ref_B),</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  params_C(ref_C.layout()),</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  ref_C(ref_C),</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  params_D(ref_D.layout()),</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  ref_D(ref_D),</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  output_op(output_op),</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  semaphore(semaphore) {</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordtype">int</span> total_gemm_k_iterations = (problem_size.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>() + Mma::Shape::kK - 1) / Mma::Shape::kK;</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordtype">int</span> gemm_k_iterations = (total_gemm_k_iterations + grid_tiled_shape.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>() - 1) / grid_tiled_shape.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>();</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>  gemm_k_size = gemm_k_iterations * Mma::Shape::kK;</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  }</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> </div><div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="unioncutlass_1_1gemm_1_1kernel_1_1Gemm_1_1SharedStorage.html"> 120</a></span>  <span class="keyword">union </span><a class="code" href="unioncutlass_1_1gemm_1_1kernel_1_1Gemm_1_1SharedStorage.html">SharedStorage</a> {</div><div class="line"><a name="l00121"></a><span class="lineno"><a class="line" href="unioncutlass_1_1gemm_1_1kernel_1_1Gemm_1_1SharedStorage.html#a25ca6f379b42d97b73de07473e2fdf02"> 121</a></span>  <span class="keyword">typename</span> Mma::SharedStorage <a class="code" href="unioncutlass_1_1gemm_1_1kernel_1_1Gemm_1_1SharedStorage.html#a25ca6f379b42d97b73de07473e2fdf02">main_loop</a>;</div><div class="line"><a name="l00122"></a><span class="lineno"><a class="line" href="unioncutlass_1_1gemm_1_1kernel_1_1Gemm_1_1SharedStorage.html#aeed9542ff5c448269160ceb51fe2cf2b"> 122</a></span>  <span class="keyword">typename</span> Epilogue::SharedStorage <a class="code" href="unioncutlass_1_1gemm_1_1kernel_1_1Gemm_1_1SharedStorage.html#aeed9542ff5c448269160ceb51fe2cf2b">epilogue</a>;</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  };</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="comment">//</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="comment">// Methods</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="comment">//</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00130"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a4691db0e882a0392f7488709fe1c91ff"> 130</a></span>  <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a4691db0e882a0392f7488709fe1c91ff">Gemm</a>() { } </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_1gemm_1_1kernel_1_1Gemm.html#afa50b807bd445330e9f3a55d664008c9"> 133</a></span>  <span class="keyword">static</span> <a class="code" href="namespacecutlass.html#ac5a88c5840a28a9e0206b9cc7812a18d">Status</a> <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#afa50b807bd445330e9f3a55d664008c9">can_implement</a>(</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html">cutlass::gemm::GemmCoord</a> <span class="keyword">const</span> & problem_size,</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keyword">typename</span> Mma::IteratorA::TensorRef ref_A,</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keyword">typename</span> Mma::IteratorB::TensorRef ref_B,</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keyword">typename</span> Epilogue::OutputTileIterator::TensorRef ref_C,</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keyword">typename</span> Epilogue::OutputTileIterator::TensorRef ref_D) {</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> </div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> kAlignmentA = Mma::IteratorA::AccessType::kElements;</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> kAlignmentB = Mma::IteratorB::AccessType::kElements;</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> kAlignmentC = Epilogue::OutputTileIterator::kElementsPerAccess;</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">if</span> (!<a class="code" href="namespacecutlass.html#aa43b0a7d59635cb2d9ac96a077c988c3">TensorRef_aligned</a>(ref_A, kAlignmentA)) {</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordflow">return</span> <a class="code" href="namespacecutlass.html#ac5a88c5840a28a9e0206b9cc7812a18daa4867e1466f5d067dbec566abfe5a67a">Status::kErrorMisalignedOperand</a>;</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  }</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> </div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">if</span> (!<a class="code" href="namespacecutlass.html#aa43b0a7d59635cb2d9ac96a077c988c3">TensorRef_aligned</a>(ref_B, kAlignmentB)) {</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">return</span> <a class="code" href="namespacecutlass.html#ac5a88c5840a28a9e0206b9cc7812a18daa4867e1466f5d067dbec566abfe5a67a">Status::kErrorMisalignedOperand</a>;</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  }</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">if</span> (!<a class="code" href="namespacecutlass.html#aa43b0a7d59635cb2d9ac96a077c988c3">TensorRef_aligned</a>(ref_C, kAlignmentC)) {</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">return</span> <a class="code" href="namespacecutlass.html#ac5a88c5840a28a9e0206b9cc7812a18daa4867e1466f5d067dbec566abfe5a67a">Status::kErrorMisalignedOperand</a>;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  }</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">if</span> (!<a class="code" href="namespacecutlass.html#aa43b0a7d59635cb2d9ac96a077c988c3">TensorRef_aligned</a>(ref_D, kAlignmentC)) {</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">return</span> <a class="code" href="namespacecutlass.html#ac5a88c5840a28a9e0206b9cc7812a18daa4867e1466f5d067dbec566abfe5a67a">Status::kErrorMisalignedOperand</a>;</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  }</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">if</span> ((problem_size.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a93515a41db6c4b7e9101067f60d41b8c">m</a>() % kAlignmentA) || (problem_size.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>() % kAlignmentA) ||</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  (problem_size.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a1b29d2cb15360ad5499216859ad5436a">n</a>() % kAlignmentB) || (problem_size.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>() % kAlignmentB) ||</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  (problem_size.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a93515a41db6c4b7e9101067f60d41b8c">m</a>() % kAlignmentC) || (problem_size.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a1b29d2cb15360ad5499216859ad5436a">n</a>() % kAlignmentC)) {</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> </div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">return</span> <a class="code" href="namespacecutlass.html#ac5a88c5840a28a9e0206b9cc7812a18daa4867e1466f5d067dbec566abfe5a67a">Status::kErrorMisalignedOperand</a>;</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  }</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">return</span> <a class="code" href="namespacecutlass.html#ac5a88c5840a28a9e0206b9cc7812a18da8c632159fa131f09d04f94e3cbcd8782">Status::kSuccess</a>;</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> </div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  CUTLASS_DEVICE</div><div class="line"><a name="l00172"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#afc8edf524286b2b3720336f22674a012"> 172</a></span>  <span class="keywordtype">void</span> <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#afc8edf524286b2b3720336f22674a012">operator()</a>(<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html">Params</a> <span class="keyword">const</span> &params, <a class="code" href="unioncutlass_1_1gemm_1_1kernel_1_1Gemm_1_1SharedStorage.html">SharedStorage</a> &shared_storage) {</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="comment">// Compute threadblock location</span></div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a2674cfb0bc7675569e0eec9705c02baf">ThreadblockSwizzle</a> threadblock_swizzle;</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html">cutlass::gemm::GemmCoord</a> threadblock_tile_offset = threadblock_swizzle.get_tile_offset();</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> </div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="comment">// Early exit if CTA is out of range</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">if</span> (params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#acf73186d57f3b37cf766d8fc729eb04d">grid_tiled_shape</a>.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a93515a41db6c4b7e9101067f60d41b8c">m</a>() <= threadblock_tile_offset.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a93515a41db6c4b7e9101067f60d41b8c">m</a>() ||</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#acf73186d57f3b37cf766d8fc729eb04d">grid_tiled_shape</a>.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a1b29d2cb15360ad5499216859ad5436a">n</a>() <= threadblock_tile_offset.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a1b29d2cb15360ad5499216859ad5436a">n</a>()) {</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>  <span class="keywordflow">return</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="l00186"></a><span class="lineno"> 186</span>  <span class="comment">// Compute initial location in logical coordinates</span></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <a class="code" href="structcutlass_1_1MatrixCoord.html">cutlass::MatrixCoord</a> tb_offset_A{</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  threadblock_tile_offset.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a93515a41db6c4b7e9101067f60d41b8c">m</a>() * Mma::Shape::kM,</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  threadblock_tile_offset.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>() * params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#ae8815a3e7343d3f8eb0d4c5236c6023a">gemm_k_size</a>,</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  };</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> </div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <a class="code" href="structcutlass_1_1MatrixCoord.html">cutlass::MatrixCoord</a> tb_offset_B{</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  threadblock_tile_offset.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>() * params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#ae8815a3e7343d3f8eb0d4c5236c6023a">gemm_k_size</a>,</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  threadblock_tile_offset.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a1b29d2cb15360ad5499216859ad5436a">n</a>() * Mma::Shape::kN</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  };</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>  <span class="comment">// Problem size is a function of threadblock index in the K dimension</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordtype">int</span> problem_size_k = <a class="code" href="namespacecutlass_1_1platform.html#a57c071d2a7305dd4ec60542e66b0c81c">min</a>(</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a8ee835b21f77e387ea0ebff58f9b0135">problem_size</a>.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>(), </div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  (threadblock_tile_offset.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>() + 1) * params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#ae8815a3e7343d3f8eb0d4c5236c6023a">gemm_k_size</a>);</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> </div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="comment">// Compute threadblock-scoped matrix multiply-add</span></div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordtype">int</span> gemm_k_iterations = (problem_size_k - tb_offset_A.column() + Mma::Shape::kK - 1) / Mma::Shape::kK;</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>  <span class="comment">// Compute position within threadblock</span></div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keywordtype">int</span> thread_idx = threadIdx.x;</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="comment">// Construct iterators to A and B operands</span></div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keyword">typename</span> Mma::IteratorA iterator_A(</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a93f15acc09f27c23dc5a213d63359b5c">params_A</a>,</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a3c4db6514188c51f63ee88130d9b9b0c">ref_A</a>.data(),</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  {params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a8ee835b21f77e387ea0ebff58f9b0135">problem_size</a>.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a93515a41db6c4b7e9101067f60d41b8c">m</a>(), problem_size_k},</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  thread_idx,</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  tb_offset_A);</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span> </div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="keyword">typename</span> Mma::IteratorB iterator_B(</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a910309fbd40055ab81150b055407f5cc">params_B</a>,</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#ac9e6c1f13f20d925af51c682e2031a81">ref_B</a>.data(),</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  {problem_size_k, params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a8ee835b21f77e387ea0ebff58f9b0135">problem_size</a>.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a1b29d2cb15360ad5499216859ad5436a">n</a>()},</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  thread_idx,</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  tb_offset_B);</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span> </div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordtype">int</span> warp_idx = threadIdx.x / 32;</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordtype">int</span> lane_idx = threadIdx.x % 32;</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span> </div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="comment">//</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment">// Main loop</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="comment">//</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>  <span class="comment">// Construct thread-scoped matrix multiply</span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a950fcca6c690f22061706faccef9877a">Mma</a> mma(shared_storage.<a class="code" href="unioncutlass_1_1gemm_1_1kernel_1_1Gemm_1_1SharedStorage.html#a25ca6f379b42d97b73de07473e2fdf02">main_loop</a>, thread_idx, warp_idx, lane_idx);</div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> </div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keyword">typename</span> Mma::FragmentC accumulators;</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span> </div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  accumulators.clear();</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span> </div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keywordflow">if</span> (!kSplitKSerial || gemm_k_iterations > 0) {</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">// Compute threadblock-scoped matrix multiply-add</span></div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  mma(gemm_k_iterations, accumulators, iterator_A, iterator_B, accumulators);</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  }</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span> </div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="comment">//</span></div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="comment">// Epilogue</span></div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="comment">//</span></div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#ad246079e53ca540f6a27b02ee3d2fe0b">OutputOp</a> <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a9f492a3d44ce667cb807fe6b97c33ab9">output_op</a>(params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a9f492a3d44ce667cb807fe6b97c33ab9">output_op</a>);</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span> </div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="comment">//</span></div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="comment">// Masked tile iterators constructed from members</span></div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="comment">//</span></div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span> </div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  threadblock_tile_offset = threadblock_swizzle.get_tile_offset();</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span> </div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="comment">//assume identity swizzle</span></div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <a class="code" href="structcutlass_1_1MatrixCoord.html">MatrixCoord</a> threadblock_offset(</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  threadblock_tile_offset.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a93515a41db6c4b7e9101067f60d41b8c">m</a>() * Mma::Shape::kM,</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  threadblock_tile_offset.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a1b29d2cb15360ad5499216859ad5436a">n</a>() * Mma::Shape::kN</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  );</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keywordtype">int</span> block_idx = threadblock_tile_offset.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a93515a41db6c4b7e9101067f60d41b8c">m</a>() + threadblock_tile_offset.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a1b29d2cb15360ad5499216859ad5436a">n</a>() * params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#acf73186d57f3b37cf766d8fc729eb04d">grid_tiled_shape</a>.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a93515a41db6c4b7e9101067f60d41b8c">m</a>();</div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span> </div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="comment">// Construct the semaphore.</span></div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <a class="code" href="classcutlass_1_1Semaphore.html">Semaphore</a> <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#adec6d0c6d74e7f456196f453e302fbbb">semaphore</a>(params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#adec6d0c6d74e7f456196f453e302fbbb">semaphore</a> + block_idx, thread_idx);</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="comment">// If performing a reduction via split-K, fetch the initial synchronization</span></div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordflow">if</span> (kSplitKSerial && params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#acf73186d57f3b37cf766d8fc729eb04d">grid_tiled_shape</a>.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>() > 1) {</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  </div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="comment">// Fetch the synchronization lock initially but do not block.</span></div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  semaphore.<a class="code" href="classcutlass_1_1Semaphore.html#af7e78f85e6106c1c82c10bee0b76d454">fetch</a>();</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span> </div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="comment">// Indicate which position in a serial reduction the output operator is currently updating</span></div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  output_op.set_k_partition(threadblock_tile_offset.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>());</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  }</div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span> </div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="comment">// Tile iterator loading from source tensor.</span></div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keyword">typename</span> Epilogue::OutputTileIterator iterator_C(</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a78dd936eb07a5415c93d1841a0fc7ff3">params_C</a>,</div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a37660d1a2a1031c44f0bb0c27d438ba3">ref_C</a>.data(),</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a8ee835b21f77e387ea0ebff58f9b0135">problem_size</a>.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#ad8b9f6a9a69546f7a245e0d9a9296137">mn</a>(),</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  thread_idx,</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  threadblock_offset</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  );</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span> </div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="comment">// Tile iterator writing to destination tensor.</span></div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="keyword">typename</span> Epilogue::OutputTileIterator iterator_D(</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a8eb01bbf1b150e2779ecc05de9155f38">params_D</a>,</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a33618c431b2f6a6730c8ab1f1c1a590f">ref_D</a>.data(),</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a8ee835b21f77e387ea0ebff58f9b0135">problem_size</a>.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#ad8b9f6a9a69546f7a245e0d9a9296137">mn</a>(),</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  thread_idx,</div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  threadblock_offset</div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  );</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span> </div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a0a4938bd86c39313448240a39ab0f8c3">Epilogue</a> epilogue(</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  shared_storage.<a class="code" href="unioncutlass_1_1gemm_1_1kernel_1_1Gemm_1_1SharedStorage.html#aeed9542ff5c448269160ceb51fe2cf2b">epilogue</a>, </div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  thread_idx, </div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  warp_idx, </div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  lane_idx);</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span> </div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="comment">// Wait on the semaphore - this latency may have been covered by iterator construction</span></div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keywordflow">if</span> (kSplitKSerial && params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#acf73186d57f3b37cf766d8fc729eb04d">grid_tiled_shape</a>.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>() > 1) {</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>  <span class="comment">// For subsequent threadblocks, the source matrix is held in the 'D' tensor.</span></div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keywordflow">if</span> (threadblock_tile_offset.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>()) {</div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  iterator_C = iterator_D;</div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  }</div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span> </div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  semaphore.<a class="code" href="classcutlass_1_1Semaphore.html#a176a4cbf65e47e9fcba9d93fc264b9c3">wait</a>(threadblock_tile_offset.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</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>  __threadfence();</div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  }</div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span> </div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="comment">// Execute the epilogue operator to update the destination tensor.</span></div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  epilogue(output_op, iterator_D, accumulators, iterator_C); </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>  <span class="comment">//</span></div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="comment">// Release the semaphore</span></div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="comment">//</span></div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span> </div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keywordflow">if</span> (kSplitKSerial && params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#acf73186d57f3b37cf766d8fc729eb04d">grid_tiled_shape</a>.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>() > 1) {</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>  <span class="keywordtype">int</span> lock = 0;</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keywordflow">if</span> (params.<a class="code" href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#acf73186d57f3b37cf766d8fc729eb04d">grid_tiled_shape</a>.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>() == threadblock_tile_offset.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>() + 1) {</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span> </div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="comment">// The final threadblock resets the semaphore for subsequent grids.</span></div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  lock = 0;</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>  <span class="keywordflow">else</span> {</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="comment">// Otherwise, the semaphore is incremented</span></div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  lock = threadblock_tile_offset.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a18835ec84cbb6250143327e93697c7e9">k</a>() + 1;</div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  }</div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span> </div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  __threadfence();</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  semaphore.<a class="code" href="classcutlass_1_1Semaphore.html#a04e893ba5a9ddb20e1b3c6475771c0e9">release</a>(lock);</div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  }</div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  }</div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span> };</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span> </div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span> </div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span> } <span class="comment">// namespace kernel</span></div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span> } <span class="comment">// namespace gemm</span></div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span> } <span class="comment">// namespace cutlass</span></div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span> </div><div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html_a37660d1a2a1031c44f0bb0c27d438ba3"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a37660d1a2a1031c44f0bb0c27d438ba3">cutlass::gemm::kernel::Gemm::Params::ref_C</a></div><div class="ttdeci">Epilogue::OutputTileIterator::TensorRef ref_C</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:73</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="unioncutlass_1_1gemm_1_1kernel_1_1Gemm_1_1SharedStorage_html_aeed9542ff5c448269160ceb51fe2cf2b"><div class="ttname"><a href="unioncutlass_1_1gemm_1_1kernel_1_1Gemm_1_1SharedStorage.html#aeed9542ff5c448269160ceb51fe2cf2b">cutlass::gemm::kernel::Gemm::SharedStorage::epilogue</a></div><div class="ttdeci">Epilogue::SharedStorage epilogue</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:122</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html_a8eb01bbf1b150e2779ecc05de9155f38"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a8eb01bbf1b150e2779ecc05de9155f38">cutlass::gemm::kernel::Gemm::Params::params_D</a></div><div class="ttdeci">Epilogue::OutputTileIterator::Params params_D</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:74</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html_a93f15acc09f27c23dc5a213d63359b5c"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a93f15acc09f27c23dc5a213d63359b5c">cutlass::gemm::kernel::Gemm::Params::params_A</a></div><div class="ttdeci">Mma::IteratorA::Params params_A</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:68</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_html_a0a4938bd86c39313448240a39ab0f8c3"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a0a4938bd86c39313448240a39ab0f8c3">cutlass::gemm::kernel::Gemm::Epilogue</a></div><div class="ttdeci">Epilogue_ Epilogue</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:55</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html_a910309fbd40055ab81150b055407f5cc"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a910309fbd40055ab81150b055407f5cc">cutlass::gemm::kernel::Gemm::Params::params_B</a></div><div class="ttdeci">Mma::IteratorB::Params params_B</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:70</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html_a2206ae393031e3f5a8ddc4317d61437c"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a2206ae393031e3f5a8ddc4317d61437c">cutlass::gemm::kernel::Gemm::Params::Params</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE Params(cutlass::gemm::GemmCoord const &problem_size, cutlass::gemm::GemmCoord const &grid_tiled_shape, typename Mma::IteratorA::TensorRef ref_A, typename Mma::IteratorB::TensorRef ref_B, typename Epilogue::OutputTileIterator::TensorRef ref_C, typename Epilogue::OutputTileIterator::TensorRef ref_D, typename OutputOp::Params output_op=typename OutputOp::Params(), int *semaphore=nullptr)</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:89</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="structcutlass_1_1gemm_1_1GemmCoord_html_ad8b9f6a9a69546f7a245e0d9a9296137"><div class="ttname"><a href="structcutlass_1_1gemm_1_1GemmCoord.html#ad8b9f6a9a69546f7a245e0d9a9296137">cutlass::gemm::GemmCoord::mn</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE Coord< 2 > mn() const </div><div class="ttdoc">Obtains a Coord<2> from GemmCoord. </div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/gemm.h:171</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html_a78dd936eb07a5415c93d1841a0fc7ff3"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a78dd936eb07a5415c93d1841a0fc7ff3">cutlass::gemm::kernel::Gemm::Params::params_C</a></div><div class="ttdeci">Epilogue::OutputTileIterator::Params params_C</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:72</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_html_a63a3564945b339b5e3f0a0ab127874f7"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a63a3564945b339b5e3f0a0ab127874f7">cutlass::gemm::kernel::Gemm::kThreadCount</a></div><div class="ttdeci">static int const kThreadCount</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:62</div></div>
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<div class="ttc" id="include_2cutlass_2gemm_2gemm_8h_html"><div class="ttname"><a href="include_2cutlass_2gemm_2gemm_8h.html">gemm.h</a></div><div class="ttdoc">Defines common types used for all GEMM-like operators. </div></div>
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<div class="ttc" id="classcutlass_1_1Semaphore_html_af7e78f85e6106c1c82c10bee0b76d454"><div class="ttname"><a href="classcutlass_1_1Semaphore.html#af7e78f85e6106c1c82c10bee0b76d454">cutlass::Semaphore::fetch</a></div><div class="ttdeci">CUTLASS_DEVICE void fetch()</div><div class="ttdoc">Permit fetching the synchronization mechanism early. </div><div class="ttdef"><b>Definition:</b> semaphore.h:68</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="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html_acf73186d57f3b37cf766d8fc729eb04d"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#acf73186d57f3b37cf766d8fc729eb04d">cutlass::gemm::kernel::Gemm::Params::grid_tiled_shape</a></div><div class="ttdeci">cutlass::gemm::GemmCoord grid_tiled_shape</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:67</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html_a92004e54810747ddeaf25efe29d7b579"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a92004e54810747ddeaf25efe29d7b579">cutlass::gemm::kernel::Gemm::Params::gemm_k_iterations</a></div><div class="ttdeci">int gemm_k_iterations</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:78</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html_ac9e6c1f13f20d925af51c682e2031a81"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#ac9e6c1f13f20d925af51c682e2031a81">cutlass::gemm::kernel::Gemm::Params::ref_B</a></div><div class="ttdeci">Mma::IteratorB::TensorRef ref_B</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:71</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_html_afa50b807bd445330e9f3a55d664008c9"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#afa50b807bd445330e9f3a55d664008c9">cutlass::gemm::kernel::Gemm::can_implement</a></div><div class="ttdeci">static Status can_implement(cutlass::gemm::GemmCoord const &problem_size, typename Mma::IteratorA::TensorRef ref_A, typename Mma::IteratorB::TensorRef ref_B, typename Epilogue::OutputTileIterator::TensorRef ref_C, typename Epilogue::OutputTileIterator::TensorRef ref_D)</div><div class="ttdoc">Determines whether kernel satisfies alignment. </div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:133</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_html_a4691db0e882a0392f7488709fe1c91ff"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a4691db0e882a0392f7488709fe1c91ff">cutlass::gemm::kernel::Gemm::Gemm</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE Gemm()</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:130</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="structcutlass_1_1gemm_1_1kernel_1_1Gemm_html_a0bd3c75edcf3f56e591e3034cc31bd91"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a0bd3c75edcf3f56e591e3034cc31bd91">cutlass::gemm::kernel::Gemm::kSplitKSerial</a></div><div class="ttdeci">static bool const kSplitKSerial</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:58</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_html_ad246079e53ca540f6a27b02ee3d2fe0b"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#ad246079e53ca540f6a27b02ee3d2fe0b">cutlass::gemm::kernel::Gemm::OutputOp</a></div><div class="ttdeci">typename Epilogue::OutputOp OutputOp</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:56</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html">cutlass::gemm::kernel::Gemm::Params</a></div><div class="ttdoc">Parameters structure. </div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:65</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html_a9f492a3d44ce667cb807fe6b97c33ab9"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a9f492a3d44ce667cb807fe6b97c33ab9">cutlass::gemm::kernel::Gemm::Params::output_op</a></div><div class="ttdeci">OutputOp::Params output_op</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:76</div></div>
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<div class="ttc" id="namespacecutlass_html_ac5a88c5840a28a9e0206b9cc7812a18daa4867e1466f5d067dbec566abfe5a67a"><div class="ttname"><a href="namespacecutlass.html#ac5a88c5840a28a9e0206b9cc7812a18daa4867e1466f5d067dbec566abfe5a67a">cutlass::Status::kErrorMisalignedOperand</a></div><div class="ttdoc">operands fail alignment requirements. </div></div>
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<div class="ttc" id="unioncutlass_1_1gemm_1_1kernel_1_1Gemm_1_1SharedStorage_html"><div class="ttname"><a href="unioncutlass_1_1gemm_1_1kernel_1_1Gemm_1_1SharedStorage.html">cutlass::gemm::kernel::Gemm::SharedStorage</a></div><div class="ttdoc">Shared memory storage structure. </div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:120</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_1_1platform_html_a57c071d2a7305dd4ec60542e66b0c81c"><div class="ttname"><a href="namespacecutlass_1_1platform.html#a57c071d2a7305dd4ec60542e66b0c81c">cutlass::platform::min</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE constexpr const T & min(const T &a, const T &b)</div><div class="ttdoc">std::min </div><div class="ttdef"><b>Definition:</b> platform.h:183</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html_ae8815a3e7343d3f8eb0d4c5236c6023a"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#ae8815a3e7343d3f8eb0d4c5236c6023a">cutlass::gemm::kernel::Gemm::Params::gemm_k_size</a></div><div class="ttdeci">int gemm_k_size</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:79</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html_adec6d0c6d74e7f456196f453e302fbbb"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#adec6d0c6d74e7f456196f453e302fbbb">cutlass::gemm::kernel::Gemm::Params::semaphore</a></div><div class="ttdeci">int * semaphore</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:77</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_html_afc8edf524286b2b3720336f22674a012"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#afc8edf524286b2b3720336f22674a012">cutlass::gemm::kernel::Gemm::operator()</a></div><div class="ttdeci">CUTLASS_DEVICE void operator()(Params const &params, SharedStorage &shared_storage)</div><div class="ttdoc">Executes one GEMM. </div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:172</div></div>
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<div class="ttc" id="classcutlass_1_1Semaphore_html"><div class="ttname"><a href="classcutlass_1_1Semaphore.html">cutlass::Semaphore</a></div><div class="ttdoc">CTA-wide semaphore for inter-CTA synchronization. </div><div class="ttdef"><b>Definition:</b> semaphore.h:48</div></div>
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<div class="ttc" id="semaphore_8h_html"><div class="ttname"><a href="semaphore_8h.html">semaphore.h</a></div><div class="ttdoc">Implementation of a CTA-wide semaphore for inter-CTA synchronization. </div></div>
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<div class="ttc" id="matrix__coord_8h_html"><div class="ttname"><a href="matrix__coord_8h.html">matrix_coord.h</a></div><div class="ttdoc">Defines a canonical coordinate for rank=2 matrices offering named indices. </div></div>
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<div class="ttc" id="classcutlass_1_1Semaphore_html_a04e893ba5a9ddb20e1b3c6475771c0e9"><div class="ttname"><a href="classcutlass_1_1Semaphore.html#a04e893ba5a9ddb20e1b3c6475771c0e9">cutlass::Semaphore::release</a></div><div class="ttdeci">CUTLASS_DEVICE void release(int status=0)</div><div class="ttdoc">Updates the lock with the given result. </div><div class="ttdef"><b>Definition:</b> semaphore.h:98</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html_a8ee835b21f77e387ea0ebff58f9b0135"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a8ee835b21f77e387ea0ebff58f9b0135">cutlass::gemm::kernel::Gemm::Params::problem_size</a></div><div class="ttdeci">cutlass::gemm::GemmCoord problem_size</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:66</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_html_a2674cfb0bc7675569e0eec9705c02baf"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a2674cfb0bc7675569e0eec9705c02baf">cutlass::gemm::kernel::Gemm::ThreadblockSwizzle</a></div><div class="ttdeci">ThreadblockSwizzle_ ThreadblockSwizzle</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:57</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_html"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html">cutlass::gemm::kernel::Gemm</a></div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:52</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html_a3c4db6514188c51f63ee88130d9b9b0c"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a3c4db6514188c51f63ee88130d9b9b0c">cutlass::gemm::kernel::Gemm::Params::ref_A</a></div><div class="ttdeci">Mma::IteratorA::TensorRef ref_A</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:69</div></div>
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<div class="ttc" id="namespacecutlass_html_aa43b0a7d59635cb2d9ac96a077c988c3"><div class="ttname"><a href="namespacecutlass.html#aa43b0a7d59635cb2d9ac96a077c988c3">cutlass::TensorRef_aligned</a></div><div class="ttdeci">bool TensorRef_aligned(TensorRef< Element, Layout > const &ref, int alignment)</div><div class="ttdef"><b>Definition:</b> tensor_ref.h:382</div></div>
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<div class="ttc" id="classcutlass_1_1Semaphore_html_a176a4cbf65e47e9fcba9d93fc264b9c3"><div class="ttname"><a href="classcutlass_1_1Semaphore.html#a176a4cbf65e47e9fcba9d93fc264b9c3">cutlass::Semaphore::wait</a></div><div class="ttdeci">CUTLASS_DEVICE void wait(int status=0)</div><div class="ttdoc">Waits until the semaphore is equal to the given value. </div><div class="ttdef"><b>Definition:</b> semaphore.h:81</div></div>
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<div class="ttc" id="namespacecutlass_html_ac5a88c5840a28a9e0206b9cc7812a18da8c632159fa131f09d04f94e3cbcd8782"><div class="ttname"><a href="namespacecutlass.html#ac5a88c5840a28a9e0206b9cc7812a18da8c632159fa131f09d04f94e3cbcd8782">cutlass::Status::kSuccess</a></div><div class="ttdoc">Operation was successful. </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_1gemm_1_1kernel_1_1Gemm_html_a950fcca6c690f22061706faccef9877a"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a950fcca6c690f22061706faccef9877a">cutlass::gemm::kernel::Gemm::Mma</a></div><div class="ttdeci">Mma_ Mma</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:54</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_html_a227a6aacf16f31c096d9ca6b5ddce662"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm.html#a227a6aacf16f31c096d9ca6b5ddce662">cutlass::gemm::kernel::Gemm::WarpCount</a></div><div class="ttdeci">typename Mma::WarpCount WarpCount</div><div class="ttdoc">Warp count (concept: GemmShape) </div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:61</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="structcutlass_1_1MatrixCoord_html"><div class="ttname"><a href="structcutlass_1_1MatrixCoord.html">cutlass::MatrixCoord</a></div><div class="ttdef"><b>Definition:</b> matrix_coord.h:39</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html_af09f4fcf7702d3a6bd4904a379d77e8c"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#af09f4fcf7702d3a6bd4904a379d77e8c">cutlass::gemm::kernel::Gemm::Params::Params</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE Params()</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:86</div></div>
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<div class="ttc" id="namespacecutlass_html_ac5a88c5840a28a9e0206b9cc7812a18d"><div class="ttname"><a href="namespacecutlass.html#ac5a88c5840a28a9e0206b9cc7812a18d">cutlass::Status</a></div><div class="ttdeci">Status</div><div class="ttdoc">Status code returned by CUTLASS operations. </div><div class="ttdef"><b>Definition:</b> cutlass.h:39</div></div>
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<div class="ttc" id="unioncutlass_1_1gemm_1_1kernel_1_1Gemm_1_1SharedStorage_html_a25ca6f379b42d97b73de07473e2fdf02"><div class="ttname"><a href="unioncutlass_1_1gemm_1_1kernel_1_1Gemm_1_1SharedStorage.html#a25ca6f379b42d97b73de07473e2fdf02">cutlass::gemm::kernel::Gemm::SharedStorage::main_loop</a></div><div class="ttdeci">Mma::SharedStorage main_loop</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:121</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params_html_a33618c431b2f6a6730c8ab1f1c1a590f"><div class="ttname"><a href="structcutlass_1_1gemm_1_1kernel_1_1Gemm_1_1Params.html#a33618c431b2f6a6730c8ab1f1c1a590f">cutlass::gemm::kernel::Gemm::Params::ref_D</a></div><div class="ttdeci">Epilogue::OutputTileIterator::TensorRef ref_D</div><div class="ttdef"><b>Definition:</b> include/cutlass/gemm/kernel/gemm.h:75</div></div>
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