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<a href="threadblock__swizzle_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) 2017-2018, 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="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#pragma once</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "<a class="code" href="coord_8h.html">cutlass/coord.h</a>"</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "<a class="code" href="gemm__coord_8h.html">cutlass/gemm/gemm_coord.h</a>"</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">namespace </span><a class="code" href="namespacecutlass.html">cutlass</a> {</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="keyword">namespace </span>gemm {</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div><div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1swizzleDirection.html"> 36</a></span> <span class="keyword">struct </span><a class="code" href="structcutlass_1_1gemm_1_1swizzleDirection.html">swizzleDirection</a> {</div><div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1swizzleDirection.html#aba1528de966f236380c5f55942802fb8a7c9f735f930f7acf8a16ef43c5fadda5"> 37</a></span>  <span class="keyword">enum</span> <a class="code" href="structcutlass_1_1gemm_1_1swizzleDirection.html#aba1528de966f236380c5f55942802fb8">Kind</a> { <a class="code" href="structcutlass_1_1gemm_1_1swizzleDirection.html#aba1528de966f236380c5f55942802fb8a3172f5122c4348fdf4eb2480601249fa">Boustrophedon</a>, <a class="code" href="structcutlass_1_1gemm_1_1swizzleDirection.html#aba1528de966f236380c5f55942802fb8a7c9f735f930f7acf8a16ef43c5fadda5">OneDirection</a> };</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> };</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment">// helper template function</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">template</span> <enum swizzleDirection::Kind></div><div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="namespacecutlass_1_1gemm.html#a2336880c866ef4e73bbe0c3dbcb6c40e"> 41</a></span> CUTLASS_DEVICE <span class="keywordtype">int</span> <a class="code" href="namespacecutlass_1_1gemm.html#a2336880c866ef4e73bbe0c3dbcb6c40e">getLinearIdx</a>(<span class="keywordtype">int</span> groups) {</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="comment">// groupCols is not needed for OneDirection Swizzle</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">return</span> blockIdx.y * gridDim.x + blockIdx.x;</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> }</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">template</span> <></div><div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="namespacecutlass_1_1gemm.html#a37c566ad59d61647374f215c3d33f088"> 46</a></span> CUTLASS_DEVICE <span class="keywordtype">int</span> getLinearIdx<swizzleDirection::Boustrophedon>(<span class="keywordtype">int</span> groups) {</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="comment">// reverse blockIdx.x for some columns</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">if</span> ((blockIdx.y / groups) % 2 == 1)</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">return</span> blockIdx.y * gridDim.x + (gridDim.x - blockIdx.x - 1);</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordflow">return</span> blockIdx.y * gridDim.x + blockIdx.x;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> }</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div><div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html"> 65</a></span> <span class="keyword">struct </span><a class="code" href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html">IdentityBlockSwizzle</a> {</div><div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#a046a5dfd01164df2abd514e9a52987c3"> 67</a></span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a> <a class="code" href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#a046a5dfd01164df2abd514e9a52987c3">IdentityBlockSwizzle</a>() {}</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#a0a366c072ee66bbcb390acd7b8bbe5f8"> 70</a></span>  CUTLASS_DEVICE dim3 <a class="code" href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#a0a366c072ee66bbcb390acd7b8bbe5f8">swizzle</a>() { <span class="keywordflow">return</span> blockIdx; }</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div><div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#afc20f302a5cc5b736cfc1c91dfcaa57c"> 73</a></span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a> dim3 <a class="code" href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#afc20f302a5cc5b736cfc1c91dfcaa57c">get_grid_layout</a>(<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html">GemmCoord</a> <span class="keyword">const</span> &problem_size,</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <a class="code" href="structcutlass_1_1Coord.html">Coord<3></a> <span class="keyword">const</span> &OutputTile) {</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="comment">/*OutputTile and problem_size are both in KNM order*/</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  dim3 grid;</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  grid.x = (problem_size.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a9167769a2b915eb92fb4ca37b9212793">m</a>() + OutputTile[2] - 1) / OutputTile[2];</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  grid.y = (problem_size.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a7c582518db6860e19286361b162c4fcd">n</a>() + OutputTile[1] - 1) / OutputTile[1];</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  grid.z = problem_size.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#ac441e93411ed6954a93ab36f0c747d26">batch</a>();</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">return</span> grid;</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  }</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="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#a386e5cf702b0dcc3d57f9fdb4ab5d236"> 84</a></span>  CUTLASS_DEVICE <a class="code" href="structcutlass_1_1Coord.html">Coord<3></a> <a class="code" href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#a386e5cf702b0dcc3d57f9fdb4ab5d236">get_threadblock_offset</a>(<a class="code" href="structcutlass_1_1Coord.html">Coord<3></a> <span class="keyword">const</span> &OutputTile) {</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  dim3 block = <a class="code" href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#a0a366c072ee66bbcb390acd7b8bbe5f8">swizzle</a>();</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <a class="code" href="structcutlass_1_1Coord.html">Coord<3></a> threadblock_offset =</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <a class="code" href="namespacecutlass.html#a7419519fa453a121dfa5f26bf87318d9">make_Coord</a>(0, block.y * OutputTile[1], block.x * OutputTile[2]);</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">return</span> threadblock_offset;</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  }</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div><div class="line"><a name="l00092"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#a8f84a2b830caecff3edd052dc24635e6"> 92</a></span>  CUTLASS_DEVICE <span class="keywordtype">int</span> <a class="code" href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#a8f84a2b830caecff3edd052dc24635e6">get_batch_id</a>() {</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  dim3 block = <a class="code" href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#a0a366c072ee66bbcb390acd7b8bbe5f8">swizzle</a>();</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">return</span> block.z;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  }</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> };</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment">/*</span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="comment">ColumnMajorBlockSwizzle<1, OneDirection> is equivalent with IdentityBlockSwizzle</span></div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="comment">groupCols has the effect of controlling the schedulling of thread blocks</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment">settings with different groupCols can contribute to the overall performance by affecting L2 cache</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment">hit rate</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="comment"></span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment">consider a regular thread block mapping btween matrix C and different thread blocks</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment">note that C is column major, and the leading dimension of thread block id is blockIdx.x</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">let's look at an example where gridIdx.x = 6, gridIdx.y = 7, gridIdx.z = 1</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment">(blockIdx.x, blockIdx.y)</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment">mapping between threadblockID and C matrix:</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment">(0,0) | (0,1) | (0,2) | (0,3) | (0,4) | (0,5) | (0,6) |</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment">(1,0) | (1,1) | (1,2) | (1,3) | (1,4) | (1,5) | (1,6) |</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="comment">(2,0) | (2,1) | (2,2) | (2,3) | (2,4) | (2,5) | (2,6) |</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="comment">(3,0) | (3,1) | (3,2) | (3,3) | (3,4) | (3,5) | (3,6) |</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="comment">(4,0) | (4,1) | (4,2) | (4,3) | (4,4) | (4,5) | (4,6) |</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment">(5,0) | (5,1) | (5,2) | (5,3) | (5,4) | (5,5) | (5,6) |</span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment">-------------------------------------------------------</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">A ColumnMajorBlockSwizzle<1, OneDirection> will imply the above order where threadblocks are</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="comment">launched in a column major</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment"></span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="comment">A ColumnMajorBlockSwizzle<2, OneDirection> swizzles things a little,</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment">(0,0) | (3,0) | (0,2) | (3,2) | (0,4) | (3,4) | (0,6) |</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment">(0,1) | (3,1) | (0,3) | (3,3) | (0,5) | (3,5) | (1,6) |</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment">(1,0) | (4,0) | (1,2) | (4,2) | (1,4) | (4,4) | (2,6) |</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="comment">(1,1) | (4,1) | (1,3) | (4,3) | (1,5) | (4,5) | (3,6) |</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="comment">(2,0) | (5,0) | (2,2) | (5,2) | (2,4) | (5,4) | (4,6) |</span></div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="comment">(2,1) | (5,1) | (2,3) | (5,3) | (2,5) | (5,5) | (5,6) |</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="comment"></span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="comment">so in memory, it would apprear that we work on 2 columns at a time rather than 1</span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="comment">Note that the index here really represent how each block maps to memory</span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="comment"></span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment">A ColumnMajorBlockSwizzle<1, Boustrophedon> is similar to ColumnMajorBlockSwizzle<1, OneDirection></span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment">except that every column flips the ordering against the previous one</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="comment">(0,0) | (5,1) | (0,2) | (5,3) | (0,4) | (5,5) | (0,6) |</span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="comment">(1,0) | (4,1) | (1,2) | (4,3) | (1,4) | (4,5) | (1,6) |</span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment">(2,0) | (3,1) | (2,2) | (3,3) | (2,4) | (3,5) | (2,6) |</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="comment">(3,0) | (2,1) | (3,2) | (2,3) | (3,4) | (2,5) | (3,6) |</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="comment">(4,0) | (1,1) | (4,2) | (1,3) | (4,4) | (1,5) | (4,6) |</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="comment">(5,0) | (0,1) | (5,2) | (0,3) | (5,4) | (0,5) | (5,6) |</span></div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="comment"></span></div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="comment">similarily, A ColumnMajorBlockSwizzle<2, Boustrophedon> looks like</span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="comment">(0,0) | (3,0) | (2,3) | (5,3) | (0,4) | (3,4) | (5,6) |</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="comment">(0,1) | (3,1) | (2,2) | (5,2) | (0,5) | (3,5) | (4,6) |</span></div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="comment">(1,0) | (4,0) | (1,3) | (4,3) | (1,4) | (4,4) | (3,6) |</span></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="comment">(1,1) | (4,1) | (1,2) | (4,2) | (1,5) | (4,5) | (2,6) |</span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="comment">(2,0) | (5,0) | (0,3) | (3,3) | (2,4) | (5,4) | (1,6) |</span></div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="comment">(2,1) | (5,1) | (0,2) | (3,2) | (2,5) | (5,5) | (0,6) |</span></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="comment"></span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="comment">*/</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> </div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="keyword">template</span> <<span class="keywordtype">int</span> groupCols, enum swizzleDirection::Kind swDirection></div><div class="line"><a name="l00181"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html"> 181</a></span> <span class="keyword">struct </span><a class="code" href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html">ColumnMajorBlockSwizzle</a> {</div><div class="line"><a name="l00183"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#a6d0ee4e76371af26030ab4922e6c915a"> 183</a></span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a> <a class="code" href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#a6d0ee4e76371af26030ab4922e6c915a">ColumnMajorBlockSwizzle</a>() {}</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div><div class="line"><a name="l00186"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#aaeb1e1167144352521651547815e003b"> 186</a></span>  CUTLASS_DEVICE dim3 <a class="code" href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#aaeb1e1167144352521651547815e003b">swizzle</a>() {</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  assert(gridDim.z == 1);</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordtype">int</span> linearIdx = getLinearIdx<swDirection>(groupCols);</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  dim3 swizzledBlockIdx;</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordtype">int</span> currGroupCols = groupCols;</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordtype">int</span> prevGroupCols = groupCols;</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> </div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordflow">if</span> ((gridDim.y % groupCols != 0) && ((blockIdx.y + (gridDim.y % groupCols)) >= gridDim.y)) {</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="comment">// last colmuns if gridDim.y is not divisble by groupCols</span></div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  currGroupCols = gridDim.y % groupCols;</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> </div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  swizzledBlockIdx.x = (linearIdx / currGroupCols) % gridDim.x;</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  swizzledBlockIdx.y =</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  linearIdx % currGroupCols + prevGroupCols * (linearIdx / (prevGroupCols * gridDim.x));</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  swizzledBlockIdx.z = blockIdx.z;</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span> </div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">return</span> swizzledBlockIdx;</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  }</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div><div class="line"><a name="l00207"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#a927ce3eed4cd22554f9e6fe20a1ccc6e"> 207</a></span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a> dim3 <a class="code" href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#a927ce3eed4cd22554f9e6fe20a1ccc6e">get_grid_layout</a>(<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html">GemmCoord</a> <span class="keyword">const</span> &problem_size,</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <a class="code" href="structcutlass_1_1Coord.html">Coord<3></a> <span class="keyword">const</span> &OutputTile) {</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  dim3 grid;</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  grid.x = (problem_size.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a9167769a2b915eb92fb4ca37b9212793">m</a>() + OutputTile[2] - 1) / OutputTile[2];</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  grid.y = (problem_size.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a7c582518db6860e19286361b162c4fcd">n</a>() + OutputTile[1] - 1) / OutputTile[1];</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  grid.z = problem_size.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#ac441e93411ed6954a93ab36f0c747d26">batch</a>();</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keywordflow">return</span> grid;</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  }</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span> </div><div class="line"><a name="l00217"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#a380fb7f905548c52933ea411166424b4"> 217</a></span>  CUTLASS_DEVICE <a class="code" href="structcutlass_1_1Coord.html">Coord<3></a> <a class="code" href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#a380fb7f905548c52933ea411166424b4">get_threadblock_offset</a>(<a class="code" href="structcutlass_1_1Coord.html">Coord<3></a> <span class="keyword">const</span> &OutputTile) {</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  dim3 block = <a class="code" href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#aaeb1e1167144352521651547815e003b">swizzle</a>();</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <a class="code" href="structcutlass_1_1Coord.html">Coord<3></a> threadblock_offset =</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <a class="code" href="namespacecutlass.html#a7419519fa453a121dfa5f26bf87318d9">make_Coord</a>(0, block.y * OutputTile[1], block.x * OutputTile[2]);</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordflow">return</span> threadblock_offset;</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> </div><div class="line"><a name="l00225"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#abb21a72e2cef3217f446f70758c59c1e"> 225</a></span>  CUTLASS_DEVICE <span class="keywordtype">int</span> <a class="code" href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#abb21a72e2cef3217f446f70758c59c1e">get_batch_id</a>() {</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  dim3 block = <a class="code" href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#aaeb1e1167144352521651547815e003b">swizzle</a>();</div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordflow">return</span> block.z;</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  }</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span> };</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> </div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> </div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span> <span class="comment">/*</span></div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="comment"></span></div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="comment">consider a regular thread block mapping btween matrix C and different thread blocks</span></div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="comment">note that C is column major, and the leading dimension of thread block id is blockIdx.x</span></div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span> <span class="comment"></span></div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span> <span class="comment">let's look at an example where gridIdx.x = 6, gridIdx.y = 7, gridIdx.z = 1</span></div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span> <span class="comment">(blockIdx.x, blockIdx.y)</span></div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="comment">mapping between threadblockID and C matrix:</span></div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="comment">(0,0) | (0,1) | (0,2) | (0,3) | (0,4) | (0,5) | (0,6) |</span></div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="comment">(1,0) | (1,1) | (1,2) | (1,3) | (1,4) | (1,5) | (1,6) |</span></div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span> <span class="comment">(2,0) | (2,1) | (2,2) | (2,3) | (2,4) | (2,5) | (2,6) |</span></div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span> <span class="comment">(3,0) | (3,1) | (3,2) | (3,3) | (3,4) | (3,5) | (3,6) |</span></div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span> <span class="comment">(4,0) | (4,1) | (4,2) | (4,3) | (4,4) | (4,5) | (4,6) |</span></div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span> <span class="comment">(5,0) | (5,1) | (5,2) | (5,3) | (5,4) | (5,5) | (5,6) |</span></div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="comment">-------------------------------------------------------</span></div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="comment"></span></div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span> <span class="comment">A RowMajorBlockSwizzle<1, OneDirection> will effectively transpose the map</span></div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span> <span class="comment"></span></div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <span class="comment">(0,0) | (1,0) | (2,0) | (3,0) | (4,0) | (5,0) |</span></div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="comment">(0,1) | (1,1) | (2,1) | (3,1) | (4,1) | (5,1) |</span></div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="comment">(0,2) | (1,2) | (2,2) | (3,2) | (4,2) | (5,2) |</span></div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span> <span class="comment">(0,3) | (1,3) | (2,3) | (3,3) | (4,3) | (5,3) |</span></div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span> <span class="comment">(0,4) | (1,4) | (2,4) | (3,4) | (4,4) | (5,4) |</span></div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span> <span class="comment">---------------------------------------------</span></div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span> <span class="comment">(0,5) | (1,5) | (2,5) | (3,5) | (4,5) | (5,5) |</span></div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span> <span class="comment">(0,6) | (1,6) | (2,6) | (3,6) | (4,6) | (5,6) |</span></div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <span class="comment"></span></div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span> <span class="comment">It would aprear in memory we are working on 1 row at a time</span></div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="comment"></span></div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span> <span class="comment">A ColumnMajorBlockSwizzle<2, OneDirection> swizzles things a little bit more</span></div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="comment">(0,0) | (1,3) | (2,0) | (3,3) | (4,0) | (5,3) |</span></div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span> <span class="comment">(1,0) | (0,4) | (3,0) | (2,4) | (5,0) | (4,4) |</span></div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span> <span class="comment">(0,1) | (1,4) | (2,1) | (3,4) | (4,1) | (5,4) |</span></div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="comment">(1,1) | (0,5) | (3,1) | (2,5) | (5,1) | (4,5) |</span></div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span> <span class="comment">(0,2) | (1,5) | (2,2) | (3,5) | (4,2) | (5,5) |</span></div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span> <span class="comment">---------------------------------------------</span></div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span> <span class="comment">(1,2) | (0,6) | (3,2) | (2,6) | (5,2) | (4,6) |</span></div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="comment">(0,3) | (1,6) | (2,3) | (3,6) | (4,3) | (5,6) |</span></div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="comment"></span></div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span> <span class="comment">so in memory, it would apprear that we work on 2 rows at a time rather than 1 row</span></div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span> <span class="comment">Note that the index here really represent how each block maps to memory</span></div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="comment"></span></div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span> <span class="comment">A RowMajorBlockSwizzle<1, Boustrophedon> is similar to RowMajorBlockSwizzle<1, OneDirection></span></div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="comment">except that every column flips the ordering against the previous one</span></div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span> <span class="comment"></span></div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span> <span class="comment">(0,0) | (1,6) | (2,0) | (3,6) | (4,0) | (5,6) |</span></div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span> <span class="comment">(0,1) | (1,5) | (2,1) | (3,5) | (4,1) | (5,5) |</span></div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span> <span class="comment">(0,2) | (1,4) | (2,2) | (3,4) | (4,2) | (5,4) |</span></div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span> <span class="comment">(0,3) | (1,3) | (2,3) | (3,3) | (4,3) | (5,3) |</span></div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span> <span class="comment">(0,4) | (1,2) | (2,4) | (3,2) | (4,4) | (5,2) |</span></div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span> <span class="comment">---------------------------------------------</span></div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span> <span class="comment">(0,5) | (1,1) | (2,5) | (3,1) | (4,5) | (5,1) |</span></div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span> <span class="comment">(0,6) | (1,0) | (2,6) | (3,0) | (4,6) | (5,0) |</span></div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span> <span class="comment"></span></div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span> <span class="comment">similarily, A RowMajorBlockSwizzle<2, Boustrophedon> looks like</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">(0,0) | (1,3) | (2,3) | (3,6) | (4,0) | (5,3) |</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> <span class="comment">(1,0) | (0,4) | (3,2) | (2,6) | (5,0) | (4,4) |</span></div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="comment">(0,1) | (1,4) | (2,2) | (3,5) | (4,1) | (5,4) |</span></div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span> <span class="comment">(1,1) | (0,5) | (3,1) | (2,5) | (5,1) | (4,5) |</span></div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span> <span class="comment">(0,2) | (1,5) | (2,1) | (3,4) | (4,2) | (5,5) |</span></div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span> <span class="comment">---------------------------------------------</span></div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span> <span class="comment">(1,2) | (0,6) | (3,0) | (2,4) | (5,2) | (4,6) |</span></div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span> <span class="comment">(0,3) | (1,6) | (2,0) | (3,3) | (4,3) | (5,6) |</span></div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span> <span class="comment">-----------------------------------------------</span></div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span> <span class="comment"></span></div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span> <span class="comment">*/</span></div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span> </div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span> <span class="keyword">template</span> <<span class="keywordtype">int</span> groupRows, enum swizzleDirection::Kind swDirection></div><div class="line"><a name="l00334"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html"> 334</a></span> <span class="keyword">struct </span><a class="code" href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html">RowMajorBlockSwizzle</a> {</div><div class="line"><a name="l00336"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#a4ed7847f8ddad11a6765d914b6f32fcd"> 336</a></span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a> <a class="code" href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#a4ed7847f8ddad11a6765d914b6f32fcd">RowMajorBlockSwizzle</a>() {}</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span> </div><div class="line"><a name="l00339"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#a668d220ad1f163b72e40106b719e0c8d"> 339</a></span>  CUTLASS_DEVICE dim3 <a class="code" href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#a668d220ad1f163b72e40106b719e0c8d">swizzle</a>() {</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  assert(gridDim.z == 1);</div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keywordtype">int</span> linearIdx = getLinearIdx<swDirection>(groupRows);</div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  dim3 swizzledBlockIdx;</div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keywordtype">int</span> currGroupRows = groupRows;</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordtype">int</span> prevGroupRows = groupRows;</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span> </div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordflow">if</span> ((gridDim.y % groupRows != 0) && ((blockIdx.y + (gridDim.y % groupRows)) >= gridDim.y)) {</div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="comment">// last columns</span></div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  currGroupRows = gridDim.y % groupRows;</div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  }</div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span> </div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  swizzledBlockIdx.x =</div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  linearIdx % currGroupRows + prevGroupRows * (linearIdx / (prevGroupRows * gridDim.x));</div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  swizzledBlockIdx.y = (linearIdx / currGroupRows) % gridDim.x;</div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  swizzledBlockIdx.z = blockIdx.z;</div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span> </div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="keywordflow">return</span> swizzledBlockIdx;</div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  }</div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span> </div><div class="line"><a name="l00360"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#aa9fc825e19404ff527cb3d2dcc55ae1c"> 360</a></span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a> dim3 <a class="code" href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#aa9fc825e19404ff527cb3d2dcc55ae1c">get_grid_layout</a>(<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html">GemmCoord</a> <span class="keyword">const</span> &problem_size,</div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <a class="code" href="structcutlass_1_1Coord.html">Coord<3></a> <span class="keyword">const</span> &OutputTile) {</div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  dim3 grid;</div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  grid.x = (problem_size.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a7c582518db6860e19286361b162c4fcd">n</a>() + OutputTile[1] - 1) / OutputTile[1];</div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  grid.y = (problem_size.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#a9167769a2b915eb92fb4ca37b9212793">m</a>() + OutputTile[2] - 1) / OutputTile[2];</div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  grid.z = problem_size.<a class="code" href="structcutlass_1_1gemm_1_1GemmCoord.html#ac441e93411ed6954a93ab36f0c747d26">batch</a>();</div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <span class="keywordflow">return</span> grid;</div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  }</div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span> </div><div class="line"><a name="l00370"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#af7c1b4e0afb08e893cd14a169a0b47cd"> 370</a></span>  CUTLASS_DEVICE <a class="code" href="structcutlass_1_1Coord.html">Coord<3></a> <a class="code" href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#af7c1b4e0afb08e893cd14a169a0b47cd">get_threadblock_offset</a>(<a class="code" href="structcutlass_1_1Coord.html">Coord<3></a> <span class="keyword">const</span> &OutputTile) {</div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  dim3 block = <a class="code" href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#a668d220ad1f163b72e40106b719e0c8d">swizzle</a>();</div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <a class="code" href="structcutlass_1_1Coord.html">Coord<3></a> threadblock_offset =</div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <a class="code" href="namespacecutlass.html#a7419519fa453a121dfa5f26bf87318d9">make_Coord</a>(0, block.y * OutputTile[1], block.x * OutputTile[2]);</div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keywordflow">return</span> threadblock_offset;</div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  }</div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span> </div><div class="line"><a name="l00378"></a><span class="lineno"><a class="line" href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#a9be74716c0e3dc6a7f4cdd64cbb16211"> 378</a></span>  CUTLASS_DEVICE <span class="keywordtype">int</span> <a class="code" href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#a9be74716c0e3dc6a7f4cdd64cbb16211">get_batch_id</a>() {</div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  dim3 block = <a class="code" href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#a668d220ad1f163b72e40106b719e0c8d">swizzle</a>();</div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="keywordflow">return</span> block.z;</div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  }</div><div class="line"><a name="l00382"></a><span class="lineno"> 382</span> };</div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span> </div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span> </div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span> } <span class="comment">// namespace gemm</span></div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span> } <span class="comment">// namespace cutlass</span></div><div class="ttc" id="namespacecutlass_html"><div class="ttname"><a href="namespacecutlass.html">cutlass</a></div><div class="ttdef"><b>Definition:</b> convert.h:33</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1swizzleDirection_html_aba1528de966f236380c5f55942802fb8a7c9f735f930f7acf8a16ef43c5fadda5"><div class="ttname"><a href="structcutlass_1_1gemm_1_1swizzleDirection.html#aba1528de966f236380c5f55942802fb8a7c9f735f930f7acf8a16ef43c5fadda5">cutlass::gemm::swizzleDirection::OneDirection</a></div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:37</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1IdentityBlockSwizzle_html_a046a5dfd01164df2abd514e9a52987c3"><div class="ttname"><a href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#a046a5dfd01164df2abd514e9a52987c3">cutlass::gemm::IdentityBlockSwizzle::IdentityBlockSwizzle</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE IdentityBlockSwizzle()</div><div class="ttdoc">Ctor. aka ColumnMajorBlockSwizzle<1> </div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:67</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1IdentityBlockSwizzle_html_a8f84a2b830caecff3edd052dc24635e6"><div class="ttname"><a href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#a8f84a2b830caecff3edd052dc24635e6">cutlass::gemm::IdentityBlockSwizzle::get_batch_id</a></div><div class="ttdeci">CUTLASS_DEVICE int get_batch_id()</div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:92</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle_html_a380fb7f905548c52933ea411166424b4"><div class="ttname"><a href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#a380fb7f905548c52933ea411166424b4">cutlass::gemm::ColumnMajorBlockSwizzle::get_threadblock_offset</a></div><div class="ttdeci">CUTLASS_DEVICE Coord< 3 > get_threadblock_offset(Coord< 3 > const &OutputTile)</div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:217</div></div>
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<div class="ttc" id="coord_8h_html"><div class="ttname"><a href="coord_8h.html">coord.h</a></div><div class="ttdoc">A Coord is a coordinate of arbitrary rank into a tensor or matrix. </div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1GemmCoord_html_a7c582518db6860e19286361b162c4fcd"><div class="ttname"><a href="structcutlass_1_1gemm_1_1GemmCoord.html#a7c582518db6860e19286361b162c4fcd">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> gemm_coord.h:97</div></div>
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<div class="ttc" id="namespacecutlass_html_a7419519fa453a121dfa5f26bf87318d9"><div class="ttname"><a href="namespacecutlass.html#a7419519fa453a121dfa5f26bf87318d9">cutlass::make_Coord</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE Coord< 1 > make_Coord(int _0)</div><div class="ttdoc">Helper to make a 2-element coordinate. </div><div class="ttdef"><b>Definition:</b> coord.h:318</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> gemm_coord.h:43</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle_html"><div class="ttname"><a href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html">cutlass::gemm::ColumnMajorBlockSwizzle</a></div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:181</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle_html_af7c1b4e0afb08e893cd14a169a0b47cd"><div class="ttname"><a href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#af7c1b4e0afb08e893cd14a169a0b47cd">cutlass::gemm::RowMajorBlockSwizzle::get_threadblock_offset</a></div><div class="ttdeci">CUTLASS_DEVICE Coord< 3 > get_threadblock_offset(Coord< 3 > const &OutputTile)</div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:370</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle_html_a4ed7847f8ddad11a6765d914b6f32fcd"><div class="ttname"><a href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#a4ed7847f8ddad11a6765d914b6f32fcd">cutlass::gemm::RowMajorBlockSwizzle::RowMajorBlockSwizzle</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE RowMajorBlockSwizzle()</div><div class="ttdoc">Ctor. </div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:336</div></div>
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<div class="ttc" id="namespacecutlass_1_1gemm_html_a2336880c866ef4e73bbe0c3dbcb6c40e"><div class="ttname"><a href="namespacecutlass_1_1gemm.html#a2336880c866ef4e73bbe0c3dbcb6c40e">cutlass::gemm::getLinearIdx</a></div><div class="ttdeci">CUTLASS_DEVICE int getLinearIdx(int groups)</div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:41</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle_html_a927ce3eed4cd22554f9e6fe20a1ccc6e"><div class="ttname"><a href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#a927ce3eed4cd22554f9e6fe20a1ccc6e">cutlass::gemm::ColumnMajorBlockSwizzle::get_grid_layout</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE dim3 get_grid_layout(GemmCoord const &problem_size, Coord< 3 > const &OutputTile)</div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:207</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle_html_aa9fc825e19404ff527cb3d2dcc55ae1c"><div class="ttname"><a href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#aa9fc825e19404ff527cb3d2dcc55ae1c">cutlass::gemm::RowMajorBlockSwizzle::get_grid_layout</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE dim3 get_grid_layout(GemmCoord const &problem_size, Coord< 3 > const &OutputTile)</div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:360</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1IdentityBlockSwizzle_html_a0a366c072ee66bbcb390acd7b8bbe5f8"><div class="ttname"><a href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#a0a366c072ee66bbcb390acd7b8bbe5f8">cutlass::gemm::IdentityBlockSwizzle::swizzle</a></div><div class="ttdeci">CUTLASS_DEVICE dim3 swizzle()</div><div class="ttdoc">Swizzle the block index. </div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:70</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle_html_abb21a72e2cef3217f446f70758c59c1e"><div class="ttname"><a href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#abb21a72e2cef3217f446f70758c59c1e">cutlass::gemm::ColumnMajorBlockSwizzle::get_batch_id</a></div><div class="ttdeci">CUTLASS_DEVICE int get_batch_id()</div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:225</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1IdentityBlockSwizzle_html"><div class="ttname"><a href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html">cutlass::gemm::IdentityBlockSwizzle</a></div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:65</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:46</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1IdentityBlockSwizzle_html_a386e5cf702b0dcc3d57f9fdb4ab5d236"><div class="ttname"><a href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#a386e5cf702b0dcc3d57f9fdb4ab5d236">cutlass::gemm::IdentityBlockSwizzle::get_threadblock_offset</a></div><div class="ttdeci">CUTLASS_DEVICE Coord< 3 > get_threadblock_offset(Coord< 3 > const &OutputTile)</div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:84</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle_html_a9be74716c0e3dc6a7f4cdd64cbb16211"><div class="ttname"><a href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#a9be74716c0e3dc6a7f4cdd64cbb16211">cutlass::gemm::RowMajorBlockSwizzle::get_batch_id</a></div><div class="ttdeci">CUTLASS_DEVICE int get_batch_id()</div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:378</div></div>
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<div class="ttc" id="structcutlass_1_1Coord_html"><div class="ttname"><a href="structcutlass_1_1Coord.html">cutlass::Coord< 3 ></a></div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle_html_a6d0ee4e76371af26030ab4922e6c915a"><div class="ttname"><a href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#a6d0ee4e76371af26030ab4922e6c915a">cutlass::gemm::ColumnMajorBlockSwizzle::ColumnMajorBlockSwizzle</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE ColumnMajorBlockSwizzle()</div><div class="ttdoc">Ctor. </div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:183</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle_html_aaeb1e1167144352521651547815e003b"><div class="ttname"><a href="structcutlass_1_1gemm_1_1ColumnMajorBlockSwizzle.html#aaeb1e1167144352521651547815e003b">cutlass::gemm::ColumnMajorBlockSwizzle::swizzle</a></div><div class="ttdeci">CUTLASS_DEVICE dim3 swizzle()</div><div class="ttdoc">Swizzle the block index. </div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:186</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1GemmCoord_html_a9167769a2b915eb92fb4ca37b9212793"><div class="ttname"><a href="structcutlass_1_1gemm_1_1GemmCoord.html#a9167769a2b915eb92fb4ca37b9212793">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> gemm_coord.h:89</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle_html_a668d220ad1f163b72e40106b719e0c8d"><div class="ttname"><a href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html#a668d220ad1f163b72e40106b719e0c8d">cutlass::gemm::RowMajorBlockSwizzle::swizzle</a></div><div class="ttdeci">CUTLASS_DEVICE dim3 swizzle()</div><div class="ttdoc">Swizzle the block index. </div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:339</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1swizzleDirection_html_aba1528de966f236380c5f55942802fb8a3172f5122c4348fdf4eb2480601249fa"><div class="ttname"><a href="structcutlass_1_1gemm_1_1swizzleDirection.html#aba1528de966f236380c5f55942802fb8a3172f5122c4348fdf4eb2480601249fa">cutlass::gemm::swizzleDirection::Boustrophedon</a></div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:37</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1GemmCoord_html_ac441e93411ed6954a93ab36f0c747d26"><div class="ttname"><a href="structcutlass_1_1gemm_1_1GemmCoord.html#ac441e93411ed6954a93ab36f0c747d26">cutlass::gemm::GemmCoord::batch</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE Index const & batch() const</div><div class="ttdoc">Returns the GEMM batch coordinate. </div><div class="ttdef"><b>Definition:</b> gemm_coord.h:113</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1swizzleDirection_html_aba1528de966f236380c5f55942802fb8"><div class="ttname"><a href="structcutlass_1_1gemm_1_1swizzleDirection.html#aba1528de966f236380c5f55942802fb8">cutlass::gemm::swizzleDirection::Kind</a></div><div class="ttdeci">Kind</div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:37</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1swizzleDirection_html"><div class="ttname"><a href="structcutlass_1_1gemm_1_1swizzleDirection.html">cutlass::gemm::swizzleDirection</a></div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:36</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle_html"><div class="ttname"><a href="structcutlass_1_1gemm_1_1RowMajorBlockSwizzle.html">cutlass::gemm::RowMajorBlockSwizzle</a></div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:334</div></div>
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<div class="ttc" id="gemm__coord_8h_html"><div class="ttname"><a href="gemm__coord_8h.html">gemm_coord.h</a></div><div class="ttdoc">GemmCoord is a structure derived from Coord<4> that specifies a location within the coordinate system...</div></div>
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<div class="ttc" id="structcutlass_1_1gemm_1_1IdentityBlockSwizzle_html_afc20f302a5cc5b736cfc1c91dfcaa57c"><div class="ttname"><a href="structcutlass_1_1gemm_1_1IdentityBlockSwizzle.html#afc20f302a5cc5b736cfc1c91dfcaa57c">cutlass::gemm::IdentityBlockSwizzle::get_grid_layout</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE dim3 get_grid_layout(GemmCoord const &problem_size, Coord< 3 > const &OutputTile)</div><div class="ttdef"><b>Definition:</b> threadblock_swizzle.h:73</div></div>
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