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| <a href="utils_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"> * Licensed to the Apache Software Foundation (ASF) under one</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * or more contributor license agreements. See the NOTICE file</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * distributed with this work for additional information</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * regarding copyright ownership. The ASF licenses this file</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * to you under the Apache License, Version 2.0 (the</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * "License"); you may not use this file except in compliance</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * with the License. You may obtain a copy of the License at</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> *</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * Unless required by applicable law or agreed to in writing,</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * software distributed under the License is distributed on an</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * KIND, either express or implied. See the License for the</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * specific language governing permissions and limitations</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * under the License.</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> */</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#ifndef MXNET_COMMON_UTILS_H_</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#define MXNET_COMMON_UTILS_H_</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <dmlc/logging.h></span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <dmlc/omp.h></span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <nnvm/graph.h></span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <<a class="code" href="engine_8h.html">mxnet/engine.h</a>></span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <<a class="code" href="ndarray_8h.html">mxnet/ndarray.h</a>></span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include <<a class="code" href="op__attr__types_8h.html">mxnet/op_attr_types.h</a>></span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include <<a class="code" href="graph__attr__types_8h.html">mxnet/graph_attr_types.h</a>></span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include <nnvm/graph_attr_types.h></span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include <memory></span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include <vector></span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include <type_traits></span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include <utility></span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include <random></span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include <string></span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include <thread></span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#include <algorithm></span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#include <functional></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">namespace </span><a class="code" href="namespacemxnet.html">mxnet</a> {</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">namespace </span>common {</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">template</span><<span class="keyword">typename</span> xpu></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keywordtype">void</span> <a class="code" href="namespacemxnet_1_1common.html#afd53ea405dcc105e6b306148009ff827">CastStorageDispatch</a>(<span class="keyword">const</span> OpContext& ctx, <span class="keyword">const</span> NDArray& input, <span class="keyword">const</span> NDArray& output);</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div><div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common.html#a2258092ce26805c0a8f65a4144c446dd"> 55</a></span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="namespacemxnet_1_1common.html#a2258092ce26805c0a8f65a4144c446dd">ContainsOnlyStorage</a>(<span class="keyword">const</span> <a class="code" href="namespacemxnet.html#a6606bef15f41cccade14c9400e8447cf">StorageTypeVector</a>& vstorage,</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="keyword">const</span> <a class="code" href="namespacemxnet.html#a536b732faa980e1de446c552460ff76a">NDArrayStorageType</a> stype) {</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="keywordflow">if</span> (!vstorage.empty()) {</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& i : vstorage) {</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="keywordflow">if</span> (i != stype) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> }</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> }</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> }</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common.html#a10765e03ef091a5dd81b1b3efa4b46f4"> 70</a></span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="namespacemxnet_1_1common.html#a2258092ce26805c0a8f65a4144c446dd">ContainsOnlyStorage</a>(<span class="keyword">const</span> <a class="code" href="namespacemxnet.html#a6606bef15f41cccade14c9400e8447cf">StorageTypeVector</a>& vstorage,</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="keyword">const</span> <a class="code" href="namespacemxnet.html#a536b732faa980e1de446c552460ff76a">NDArrayStorageType</a> stype1,</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="keyword">const</span> <a class="code" href="namespacemxnet.html#a536b732faa980e1de446c552460ff76a">NDArrayStorageType</a> stype2,</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="keywordtype">bool</span> *has_both) {</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="keywordflow">if</span> (has_both) {</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> *has_both = <span class="keyword">false</span>;</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> }</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="keywordflow">if</span> (!vstorage.empty()) {</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> uint8_t has = 0;</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> i : vstorage) {</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="keywordflow">if</span> (i == stype1) {</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> has |= 1;</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (i == stype2) {</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> has |= 2;</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> }</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> <span class="keywordflow">if</span> (has_both) {</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> *has_both = has == 3;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> }</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> }</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> }</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div><div class="line"><a name="l00099"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common.html#a9a7d1b47adce6f8291db8c3106087b90"> 99</a></span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="namespacemxnet_1_1common.html#a2258092ce26805c0a8f65a4144c446dd">ContainsOnlyStorage</a>(<span class="keyword">const</span> std::vector<NDArray>& ndarrays,</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="keyword">const</span> <a class="code" href="namespacemxnet.html#a536b732faa980e1de446c552460ff76a">NDArrayStorageType</a> stype) {</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="keywordflow">if</span> (!ndarrays.empty()) {</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& nd : ndarrays) {</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="keywordflow">if</span> (nd.storage_type() != stype) {</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> }</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> }</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> }</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> }</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div><div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common.html#a4d39ea49a4b4c2aefdd106ffd2ec9a11"> 115</a></span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="namespacemxnet_1_1common.html#a2258092ce26805c0a8f65a4144c446dd">ContainsOnlyStorage</a>(<span class="keyword">const</span> std::vector<NDArray>& ndarrays,</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="keyword">const</span> <a class="code" href="namespacemxnet.html#a536b732faa980e1de446c552460ff76a">NDArrayStorageType</a> stype1,</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="keyword">const</span> <a class="code" href="namespacemxnet.html#a536b732faa980e1de446c552460ff76a">NDArrayStorageType</a> stype2,</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="keywordtype">bool</span> *has_both) {</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="keywordflow">if</span> (has_both) {</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> *has_both = <span class="keyword">false</span>;</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> }</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="keywordflow">if</span> (!ndarrays.empty()) {</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> uint8_t has = 0;</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& nd : ndarrays) {</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="keyword">const</span> <a class="code" href="namespacemxnet.html#a536b732faa980e1de446c552460ff76a">NDArrayStorageType</a> stype = nd.storage_type();</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="keywordflow">if</span> (stype == stype1) {</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> has |= 1;</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (stype == stype2) {</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> has |= 2;</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> }</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> }</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="keywordflow">if</span> (has_both) {</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> *has_both = has == 3;</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> }</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> }</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> }</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> </div><div class="line"><a name="l00143"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common.html#a4716f6044f678090af8ae7ef3ace3a31"> 143</a></span> <span class="keyword">inline</span> std::string <a class="code" href="namespacemxnet_1_1common.html#a4716f6044f678090af8ae7ef3ace3a31">dispatch_mode_string</a>(<span class="keyword">const</span> <a class="code" href="namespacemxnet.html#aad5fec2b4bceabbf4b884460cc2e0a2b">DispatchMode</a> x) {</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="keywordflow">switch</span> (x) {</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="keywordflow">case</span> <a class="code" href="namespacemxnet.html#aad5fec2b4bceabbf4b884460cc2e0a2ba2157864769b54d1d0f8f9be63393e7d6">DispatchMode::kFCompute</a>:</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="keywordflow">return</span> <span class="stringliteral">"fcompute"</span>;</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="keywordflow">case</span> <a class="code" href="namespacemxnet.html#aad5fec2b4bceabbf4b884460cc2e0a2ba57f93219462690bc438372ecd92fedd5">DispatchMode::kFComputeEx</a>:</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="keywordflow">return</span> <span class="stringliteral">"fcompute_ex"</span>;</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="keywordflow">case</span> <a class="code" href="namespacemxnet.html#aad5fec2b4bceabbf4b884460cc2e0a2ba18bf63b4c196f79c9bca4ad8637e8fef">DispatchMode::kFComputeFallback</a>:</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="keywordflow">return</span> <span class="stringliteral">"fcompute_fallback"</span>;</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="keywordflow">case</span> <a class="code" href="namespacemxnet.html#aad5fec2b4bceabbf4b884460cc2e0a2bafb751f6ee1af15e773242f2accd2dbff">DispatchMode::kVariable</a>:</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="keywordflow">return</span> <span class="stringliteral">"variable"</span>;</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="keywordflow">case</span> <a class="code" href="namespacemxnet.html#aad5fec2b4bceabbf4b884460cc2e0a2ba7934d40c7c17315d892e8d5d745b1c66">DispatchMode::kUndefined</a>:</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="keywordflow">return</span> <span class="stringliteral">"undefined"</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">return</span> <span class="stringliteral">"unknown"</span>;</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> }</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div><div class="line"><a name="l00161"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common.html#ab379cd302d59005010ae29aff6e55009"> 161</a></span> <span class="keyword">inline</span> std::string <a class="code" href="namespacemxnet_1_1common.html#ab379cd302d59005010ae29aff6e55009">stype_string</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> x) {</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="keywordflow">switch</span> (x) {</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="keywordflow">case</span> <a class="code" href="namespacemxnet.html#a536b732faa980e1de446c552460ff76aabf6395d98a9668e8066a0c0da5570608">kDefaultStorage</a>:</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="keywordflow">return</span> <span class="stringliteral">"default"</span>;</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="keywordflow">case</span> <a class="code" href="namespacemxnet.html#a536b732faa980e1de446c552460ff76aa777c7ad3afa566f2e841f12c81aab254">kCSRStorage</a>:</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="keywordflow">return</span> <span class="stringliteral">"csr"</span>;</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="keywordflow">case</span> <a class="code" href="namespacemxnet.html#a536b732faa980e1de446c552460ff76aac095f52c31076adc7207f4a4f17d7aa3">kRowSparseStorage</a>:</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="keywordflow">return</span> <span class="stringliteral">"row_sparse"</span>;</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> }</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="keywordflow">return</span> <span class="stringliteral">"unknown"</span>;</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> }</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> </div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="comment">// heuristic to dermine number of threads per GPU</span></div><div class="line"><a name="l00174"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common.html#abc7580a95e3de5cf38d5bc2617c6d541"> 174</a></span> <span class="keyword">inline</span> <span class="keywordtype">int</span> <a class="code" href="namespacemxnet_1_1common.html#abc7580a95e3de5cf38d5bc2617c6d541">GetNumThreadPerGPU</a>() {</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="comment">// This is resource efficient option.</span></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="keywordflow">return</span> dmlc::GetEnv(<span class="stringliteral">"MXNET_GPU_WORKER_NTHREADS"</span>, 2);</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> }</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> </div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment">// heuristic to get number of matching colors.</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="comment">// this decides how much parallelism we can get in each GPU.</span></div><div class="line"><a name="l00181"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common.html#a56555edcc52c5b25bed90bd05e00b5fa"> 181</a></span> <span class="keyword">inline</span> <span class="keywordtype">int</span> <a class="code" href="namespacemxnet_1_1common.html#a56555edcc52c5b25bed90bd05e00b5fa">GetExecNumMatchColor</a>() {</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="comment">// This is resource efficient option.</span></div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="keywordtype">int</span> num_match_color = dmlc::GetEnv(<span class="stringliteral">"MXNET_EXEC_NUM_TEMP"</span>, 1);</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="keywordflow">return</span> std::min(num_match_color, <a class="code" href="namespacemxnet_1_1common.html#abc7580a95e3de5cf38d5bc2617c6d541">GetNumThreadPerGPU</a>());</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> </div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> V></div><div class="line"><a name="l00188"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common.html#a1e646ace37016aa994a26d96e739a561"> 188</a></span> V <a class="code" href="namespacemxnet_1_1common.html#a1e646ace37016aa994a26d96e739a561">ParallelAccumulate</a>(<span class="keyword">const</span> T* a, <span class="keyword">const</span> <span class="keywordtype">int</span> n, V start) {</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> V sum = start;</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="preprocessor">#pragma omp parallel for reduction(+:sum)</span></div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < n; ++i) {</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> sum += a[i];</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> }</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="keywordflow">return</span> sum;</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="l00204"></a><span class="lineno"> 204</span> <span class="keyword">template</span><<span class="keyword">typename</span> RandomIt, <span class="keyword">typename</span> Compare></div><div class="line"><a name="l00205"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common.html#a7343dc26405918db27b8224ce41f05f6"> 205</a></span> <span class="keywordtype">void</span> <a class="code" href="namespacemxnet_1_1common.html#a7343dc26405918db27b8224ce41f05f6">ParallelSortHelper</a>(RandomIt first, <span class="keywordtype">size_t</span> len,</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="keywordtype">size_t</span> grainsize, <span class="keyword">const</span> Compare& comp) {</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="keywordflow">if</span> (len < grainsize) {</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> std::sort(first, first+len, comp);</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span> } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span> std::thread thr(ParallelSortHelper<RandomIt, Compare>, first, len/2, grainsize, comp);</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <a class="code" href="namespacemxnet_1_1common.html#a7343dc26405918db27b8224ce41f05f6">ParallelSortHelper</a>(first+len/2, len - len/2, grainsize, comp);</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span> thr.join();</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span> std::inplace_merge(first, first+len/2, first+len, comp);</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="l00216"></a><span class="lineno"> 216</span> </div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="keyword">template</span><<span class="keyword">typename</span> RandomIt, <span class="keyword">typename</span> Compare></div><div class="line"><a name="l00227"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common.html#a1f273651755067ca9b1e6b8063c283b0"> 227</a></span> <span class="keywordtype">void</span> <a class="code" href="namespacemxnet_1_1common.html#a1f273651755067ca9b1e6b8063c283b0">ParallelSort</a>(RandomIt first, RandomIt last, <span class="keywordtype">size_t</span> num_threads, Compare comp) {</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="keyword">const</span> <span class="keyword">auto</span> num = std::distance(first, last);</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="keywordtype">size_t</span> grainsize = std::max(num / num_threads + 5, static_cast<size_t>(1024*16));</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <a class="code" href="namespacemxnet_1_1common.html#a7343dc26405918db27b8224ce41f05f6">ParallelSortHelper</a>(first, num, grainsize, comp);</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> }</div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> </div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="keyword">template</span><<span class="keyword">typename</span> RandomIt></div><div class="line"><a name="l00243"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common.html#af2c7fe2df1babee66696d2b449e2123c"> 243</a></span> <span class="keywordtype">void</span> <a class="code" href="namespacemxnet_1_1common.html#a1f273651755067ca9b1e6b8063c283b0">ParallelSort</a>(RandomIt first, RandomIt last, <span class="keywordtype">size_t</span> num_threads) {</div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <a class="code" href="namespacemxnet_1_1common.html#a1f273651755067ca9b1e6b8063c283b0">ParallelSort</a>(first, last, num_threads,</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span> std::less<<span class="keyword">typename</span> std::iterator_traits<RandomIt>::value_type>());</div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span> }</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span> </div><div class="line"><a name="l00251"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common.html#aceba8f2d6de65796966d7f1d341dcf33"> 251</a></span> <span class="keyword">typedef</span> std::mt19937 <a class="code" href="namespacemxnet_1_1common.html#aceba8f2d6de65796966d7f1d341dcf33">RANDOM_ENGINE</a>;</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span> </div><div class="line"><a name="l00256"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common_1_1helper.html"> 256</a></span> <span class="keyword">namespace </span>helper {</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span> </div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span> <span class="keyword">template</span> <<span class="keyword">class</span> T></div><div class="line"><a name="l00262"></a><span class="lineno"><a class="line" href="structmxnet_1_1common_1_1helper_1_1UniqueIf.html"> 262</a></span> <span class="keyword">struct </span><a class="code" href="structmxnet_1_1common_1_1helper_1_1UniqueIf.html">UniqueIf</a> {</div><div class="line"><a name="l00266"></a><span class="lineno"><a class="line" href="structmxnet_1_1common_1_1helper_1_1UniqueIf.html#a98153aaeb43a71efa85b5cf753505cac"> 266</a></span> <span class="keyword">using</span> <a class="code" href="structmxnet_1_1common_1_1helper_1_1UniqueIf.html#a98153aaeb43a71efa85b5cf753505cac">SingleObject</a> = std::unique_ptr<T>;</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> </div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <span class="keyword">template</span> <<span class="keyword">class</span> T></div><div class="line"><a name="l00273"></a><span class="lineno"><a class="line" href="structmxnet_1_1common_1_1helper_1_1UniqueIf_3_01T[]_4.html"> 273</a></span> <span class="keyword">struct </span><a class="code" href="structmxnet_1_1common_1_1helper_1_1UniqueIf.html">UniqueIf</a><T[]> {</div><div class="line"><a name="l00277"></a><span class="lineno"><a class="line" href="structmxnet_1_1common_1_1helper_1_1UniqueIf_3_01T[]_4.html#a0cf05a5a2f3e1ac49ebdef497701055c"> 277</a></span> <span class="keyword">using</span> <a class="code" href="structmxnet_1_1common_1_1helper_1_1UniqueIf_3_01T[]_4.html#a0cf05a5a2f3e1ac49ebdef497701055c">UnknownBound</a> = std::unique_ptr<T[]>;</div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span> };</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span> </div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="keyword">template</span> <<span class="keyword">class</span> T, <span class="keywordtype">size_t</span> kSize></div><div class="line"><a name="l00284"></a><span class="lineno"><a class="line" href="structmxnet_1_1common_1_1helper_1_1UniqueIf_3_01T[kSize]_4.html"> 284</a></span> <span class="keyword">struct </span><a class="code" href="structmxnet_1_1common_1_1helper_1_1UniqueIf.html">UniqueIf</a><T[kSize]> {</div><div class="line"><a name="l00288"></a><span class="lineno"><a class="line" href="structmxnet_1_1common_1_1helper_1_1UniqueIf_3_01T[kSize]_4.html#af31c1728c4b497d304680d69d4e61421"> 288</a></span> <span class="keyword">using</span> <a class="code" href="structmxnet_1_1common_1_1helper_1_1UniqueIf_3_01T[kSize]_4.html#af31c1728c4b497d304680d69d4e61421">KnownBound</a> = void;</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span> };</div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span> </div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span> } <span class="comment">// namespace helper</span></div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span> </div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span> <span class="keyword">template</span> <<span class="keyword">class </span>T, <span class="keyword">class</span>... Args></div><div class="line"><a name="l00305"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common.html#a6ca270747bb7ab942c61d364f14f3042"> 305</a></span> <span class="keyword">typename</span> <a class="code" href="structmxnet_1_1common_1_1helper_1_1UniqueIf.html#a98153aaeb43a71efa85b5cf753505cac">helper::UniqueIf<T>::SingleObject</a> <a class="code" href="namespacemxnet_1_1common.html#a9d9abe40c84b9924e51d5d57b3f0b7d6">MakeUnique</a>(Args&&... args) {</div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span> <span class="keywordflow">return</span> std::unique_ptr<T>(<span class="keyword">new</span> T(std::forward<Args>(args)...));</div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span> }</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span> </div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span> <span class="keyword">template</span> <<span class="keyword">class</span> T></div><div class="line"><a name="l00319"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common.html#a39b3453302aa3aa56230fbc88005861d"> 319</a></span> <span class="keyword">typename</span> <a class="code" href="structmxnet_1_1common_1_1helper_1_1UniqueIf.html">helper::UniqueIf<T>::UnknownBound</a> <a class="code" href="namespacemxnet_1_1common.html#a9d9abe40c84b9924e51d5d57b3f0b7d6">MakeUnique</a>(<span class="keywordtype">size_t</span> n) {</div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="keyword">using</span> U = <span class="keyword">typename</span> std::remove_extent<T>::type;</div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span> <span class="keywordflow">return</span> std::unique_ptr<T>(<span class="keyword">new</span> U[n]{});</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span> }</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span> </div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span> <span class="keyword">template</span> <<span class="keyword">class </span>T, <span class="keyword">class</span>... Args></div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span> <span class="keyword">typename</span> <a class="code" href="structmxnet_1_1common_1_1helper_1_1UniqueIf.html">helper::UniqueIf<T>::KnownBound</a> <a class="code" href="namespacemxnet_1_1common.html#a9d9abe40c84b9924e51d5d57b3f0b7d6">MakeUnique</a>(Args&&... args) = <span class="keyword">delete</span>;</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> <span class="keyword">template</span><<span class="keyword">typename</span> FCompType></div><div class="line"><a name="l00336"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1common.html#a1abcb76ccd9022ebacdacd69c821cdc2"> 336</a></span> FCompType <a class="code" href="namespacemxnet_1_1common.html#a1abcb76ccd9022ebacdacd69c821cdc2">GetFCompute</a>(<span class="keyword">const</span> <a class="code" href="namespacemxnet.html#ac2fb286fd7ddfbc7af1456f6c7a7ee52">nnvm::Op</a>* op, <span class="keyword">const</span> std::string& name,</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span> <span class="keyword">const</span> <a class="code" href="structmxnet_1_1Context.html">Context</a>& ctx) {</div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="keyword">static</span> <span class="keyword">auto</span>& fcompute_cpu = nnvm::Op::GetAttr<FCompType>(name + <span class="stringliteral">"<cpu>"</span>);</div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span> <span class="keyword">static</span> <span class="keyword">auto</span>& fcompute_gpu = nnvm::Op::GetAttr<FCompType>(name + <span class="stringliteral">"<gpu>"</span>);</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span> </div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="keywordflow">if</span> (ctx.<a class="code" href="structmxnet_1_1Context.html#a4f6fd8608a4abc9673cb6da4654f84fe">dev_mask</a>() == cpu::kDevMask) {</div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span> <span class="keywordflow">return</span> fcompute_cpu.get(op, <span class="keyword">nullptr</span>);</div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (ctx.<a class="code" href="structmxnet_1_1Context.html#a4f6fd8608a4abc9673cb6da4654f84fe">dev_mask</a>() == gpu::kDevMask) {</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span> <span class="keywordflow">return</span> fcompute_gpu.get(op, <span class="keyword">nullptr</span>);</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span> } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span> LOG(FATAL) << <span class="stringliteral">"Unknown device mask"</span>;</div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span> <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span> }</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> } <span class="comment">// namespace common</span></div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span> } <span class="comment">// namespace mxnet</span></div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="preprocessor">#endif // MXNET_COMMON_UTILS_H_</span></div><div class="ttc" id="namespacemxnet_html_a536b732faa980e1de446c552460ff76aabf6395d98a9668e8066a0c0da5570608"><div class="ttname"><a href="namespacemxnet.html#a536b732faa980e1de446c552460ff76aabf6395d98a9668e8066a0c0da5570608">mxnet::kDefaultStorage</a></div><div class="ttdef"><b>Definition:</b> ndarray.h:60</div></div> |
| <div class="ttc" id="namespacemxnet_html_a536b732faa980e1de446c552460ff76a"><div class="ttname"><a href="namespacemxnet.html#a536b732faa980e1de446c552460ff76a">mxnet::NDArrayStorageType</a></div><div class="ttdeci">NDArrayStorageType</div><div class="ttdef"><b>Definition:</b> ndarray.h:58</div></div> |
| <div class="ttc" id="namespacemxnet_html_aad5fec2b4bceabbf4b884460cc2e0a2bafb751f6ee1af15e773242f2accd2dbff"><div class="ttname"><a href="namespacemxnet.html#aad5fec2b4bceabbf4b884460cc2e0a2bafb751f6ee1af15e773242f2accd2dbff">mxnet::DispatchMode::kVariable</a></div></div> |
| <div class="ttc" id="engine_8h_html"><div class="ttname"><a href="engine_8h.html">engine.h</a></div><div class="ttdoc">Engine that schedules all the operations according to dependency. </div></div> |
| <div class="ttc" id="namespacemxnet_html"><div class="ttname"><a href="namespacemxnet.html">mxnet</a></div><div class="ttdoc">namespace of mxnet </div><div class="ttdef"><b>Definition:</b> base.h:126</div></div> |
| <div class="ttc" id="namespacemxnet_html_aad5fec2b4bceabbf4b884460cc2e0a2ba57f93219462690bc438372ecd92fedd5"><div class="ttname"><a href="namespacemxnet.html#aad5fec2b4bceabbf4b884460cc2e0a2ba57f93219462690bc438372ecd92fedd5">mxnet::DispatchMode::kFComputeEx</a></div></div> |
| <div class="ttc" id="op__attr__types_8h_html"><div class="ttname"><a href="op__attr__types_8h.html">op_attr_types.h</a></div><div class="ttdoc">Additional operator attributes beside the ones provided by NNVM. </div></div> |
| <div class="ttc" id="structmxnet_1_1common_1_1helper_1_1UniqueIf_3_01T[kSize]_4_html_af31c1728c4b497d304680d69d4e61421"><div class="ttname"><a href="structmxnet_1_1common_1_1helper_1_1UniqueIf_3_01T[kSize]_4.html#af31c1728c4b497d304680d69d4e61421">mxnet::common::helper::UniqueIf< T[kSize]>::KnownBound</a></div><div class="ttdeci">void KnownBound</div><div class="ttdoc">Type of T. </div><div class="ttdef"><b>Definition:</b> utils.h:288</div></div> |
| <div class="ttc" id="namespacemxnet_1_1common_html_a7343dc26405918db27b8224ce41f05f6"><div class="ttname"><a href="namespacemxnet_1_1common.html#a7343dc26405918db27b8224ce41f05f6">mxnet::common::ParallelSortHelper</a></div><div class="ttdeci">void ParallelSortHelper(RandomIt first, size_t len, size_t grainsize, const Compare &comp)</div><div class="ttdoc">Helper function for ParallelSort. DO NOT call this function directly. Use the interface ParallelSort ...</div><div class="ttdef"><b>Definition:</b> utils.h:205</div></div> |
| <div class="ttc" id="namespacemxnet_1_1common_html_a1abcb76ccd9022ebacdacd69c821cdc2"><div class="ttname"><a href="namespacemxnet_1_1common.html#a1abcb76ccd9022ebacdacd69c821cdc2">mxnet::common::GetFCompute</a></div><div class="ttdeci">FCompType GetFCompute(const nnvm::Op *op, const std::string &name, const Context &ctx)</div><div class="ttdef"><b>Definition:</b> utils.h:336</div></div> |
| <div class="ttc" id="namespacemxnet_1_1common_html_a1e646ace37016aa994a26d96e739a561"><div class="ttname"><a href="namespacemxnet_1_1common.html#a1e646ace37016aa994a26d96e739a561">mxnet::common::ParallelAccumulate</a></div><div class="ttdeci">V ParallelAccumulate(const T *a, const int n, V start)</div><div class="ttdef"><b>Definition:</b> utils.h:188</div></div> |
| <div class="ttc" id="namespacemxnet_1_1common_html_abc7580a95e3de5cf38d5bc2617c6d541"><div class="ttname"><a href="namespacemxnet_1_1common.html#abc7580a95e3de5cf38d5bc2617c6d541">mxnet::common::GetNumThreadPerGPU</a></div><div class="ttdeci">int GetNumThreadPerGPU()</div><div class="ttdef"><b>Definition:</b> utils.h:174</div></div> |
| <div class="ttc" id="structmxnet_1_1Context_html_a4f6fd8608a4abc9673cb6da4654f84fe"><div class="ttname"><a href="structmxnet_1_1Context.html#a4f6fd8608a4abc9673cb6da4654f84fe">mxnet::Context::dev_mask</a></div><div class="ttdeci">int dev_mask() const </div><div class="ttdoc">Get corresponding device mask. </div><div class="ttdef"><b>Definition:</b> base.h:158</div></div> |
| <div class="ttc" id="namespacemxnet_html_aad5fec2b4bceabbf4b884460cc2e0a2b"><div class="ttname"><a href="namespacemxnet.html#aad5fec2b4bceabbf4b884460cc2e0a2b">mxnet::DispatchMode</a></div><div class="ttdeci">DispatchMode</div><div class="ttdoc">the dispatch mode of the operator </div><div class="ttdef"><b>Definition:</b> op_attr_types.h:106</div></div> |
| <div class="ttc" id="namespacemxnet_html_aad5fec2b4bceabbf4b884460cc2e0a2ba2157864769b54d1d0f8f9be63393e7d6"><div class="ttname"><a href="namespacemxnet.html#aad5fec2b4bceabbf4b884460cc2e0a2ba2157864769b54d1d0f8f9be63393e7d6">mxnet::DispatchMode::kFCompute</a></div></div> |
| <div class="ttc" id="namespacemxnet_1_1common_html_ab379cd302d59005010ae29aff6e55009"><div class="ttname"><a href="namespacemxnet_1_1common.html#ab379cd302d59005010ae29aff6e55009">mxnet::common::stype_string</a></div><div class="ttdeci">std::string stype_string(const int x)</div><div class="ttdoc">get string representation of storage_type </div><div class="ttdef"><b>Definition:</b> utils.h:161</div></div> |
| <div class="ttc" id="namespacemxnet_html_aad5fec2b4bceabbf4b884460cc2e0a2ba18bf63b4c196f79c9bca4ad8637e8fef"><div class="ttname"><a href="namespacemxnet.html#aad5fec2b4bceabbf4b884460cc2e0a2ba18bf63b4c196f79c9bca4ad8637e8fef">mxnet::DispatchMode::kFComputeFallback</a></div></div> |
| <div class="ttc" id="namespacemxnet_html_a536b732faa980e1de446c552460ff76aa777c7ad3afa566f2e841f12c81aab254"><div class="ttname"><a href="namespacemxnet.html#a536b732faa980e1de446c552460ff76aa777c7ad3afa566f2e841f12c81aab254">mxnet::kCSRStorage</a></div><div class="ttdef"><b>Definition:</b> ndarray.h:62</div></div> |
| <div class="ttc" id="namespacemxnet_1_1common_html_afd53ea405dcc105e6b306148009ff827"><div class="ttname"><a href="namespacemxnet_1_1common.html#afd53ea405dcc105e6b306148009ff827">mxnet::common::CastStorageDispatch</a></div><div class="ttdeci">void CastStorageDispatch(const OpContext &ctx, const NDArray &input, const NDArray &output)</div></div> |
| <div class="ttc" id="namespacemxnet_1_1common_html_a1f273651755067ca9b1e6b8063c283b0"><div class="ttname"><a href="namespacemxnet_1_1common.html#a1f273651755067ca9b1e6b8063c283b0">mxnet::common::ParallelSort</a></div><div class="ttdeci">void ParallelSort(RandomIt first, RandomIt last, size_t num_threads, Compare comp)</div><div class="ttdoc">Sort the elements in the range [first, last) into the ascending order defined by the comparator comp...</div><div class="ttdef"><b>Definition:</b> utils.h:227</div></div> |
| <div class="ttc" id="namespacemxnet_1_1common_html_a2258092ce26805c0a8f65a4144c446dd"><div class="ttname"><a href="namespacemxnet_1_1common.html#a2258092ce26805c0a8f65a4144c446dd">mxnet::common::ContainsOnlyStorage</a></div><div class="ttdeci">bool ContainsOnlyStorage(const StorageTypeVector &vstorage, const NDArrayStorageType stype)</div><div class="ttdoc">returns true if all storage types in vstorage are the same as target stype. false is returned for emp...</div><div class="ttdef"><b>Definition:</b> utils.h:55</div></div> |
| <div class="ttc" id="ndarray_8h_html"><div class="ttname"><a href="ndarray_8h.html">ndarray.h</a></div><div class="ttdoc">NDArray interface that handles array arithematics. </div></div> |
| <div class="ttc" id="namespacemxnet_1_1common_html_aceba8f2d6de65796966d7f1d341dcf33"><div class="ttname"><a href="namespacemxnet_1_1common.html#aceba8f2d6de65796966d7f1d341dcf33">mxnet::common::RANDOM_ENGINE</a></div><div class="ttdeci">std::mt19937 RANDOM_ENGINE</div><div class="ttdoc">Random Engine. </div><div class="ttdef"><b>Definition:</b> utils.h:251</div></div> |
| <div class="ttc" id="namespacemxnet_1_1common_html_a4716f6044f678090af8ae7ef3ace3a31"><div class="ttname"><a href="namespacemxnet_1_1common.html#a4716f6044f678090af8ae7ef3ace3a31">mxnet::common::dispatch_mode_string</a></div><div class="ttdeci">std::string dispatch_mode_string(const DispatchMode x)</div><div class="ttdoc">get string representation of dispatch_mode </div><div class="ttdef"><b>Definition:</b> utils.h:143</div></div> |
| <div class="ttc" id="structmxnet_1_1common_1_1helper_1_1UniqueIf_html"><div class="ttname"><a href="structmxnet_1_1common_1_1helper_1_1UniqueIf.html">mxnet::common::helper::UniqueIf</a></div><div class="ttdoc">Helper for non-array type T. </div><div class="ttdef"><b>Definition:</b> utils.h:262</div></div> |
| <div class="ttc" id="graph__attr__types_8h_html"><div class="ttname"><a href="graph__attr__types_8h.html">graph_attr_types.h</a></div><div class="ttdoc">Data structures that can appear in graph attributes. </div></div> |
| <div class="ttc" id="namespacemxnet_html_a536b732faa980e1de446c552460ff76aac095f52c31076adc7207f4a4f17d7aa3"><div class="ttname"><a href="namespacemxnet.html#a536b732faa980e1de446c552460ff76aac095f52c31076adc7207f4a4f17d7aa3">mxnet::kRowSparseStorage</a></div><div class="ttdef"><b>Definition:</b> ndarray.h:61</div></div> |
| <div class="ttc" id="structmxnet_1_1common_1_1helper_1_1UniqueIf_3_01T[]_4_html_a0cf05a5a2f3e1ac49ebdef497701055c"><div class="ttname"><a href="structmxnet_1_1common_1_1helper_1_1UniqueIf_3_01T[]_4.html#a0cf05a5a2f3e1ac49ebdef497701055c">mxnet::common::helper::UniqueIf< T[]>::UnknownBound</a></div><div class="ttdeci">std::unique_ptr< T[]> UnknownBound</div><div class="ttdoc">Type of T. </div><div class="ttdef"><b>Definition:</b> utils.h:277</div></div> |
| <div class="ttc" id="namespacemxnet_html_ac2fb286fd7ddfbc7af1456f6c7a7ee52"><div class="ttname"><a href="namespacemxnet.html#ac2fb286fd7ddfbc7af1456f6c7a7ee52">mxnet::Op</a></div><div class="ttdeci">nnvm::Op Op</div><div class="ttdoc">operator structure from NNVM </div><div class="ttdef"><b>Definition:</b> base.h:138</div></div> |
| <div class="ttc" id="structmxnet_1_1common_1_1helper_1_1UniqueIf_html_a98153aaeb43a71efa85b5cf753505cac"><div class="ttname"><a href="structmxnet_1_1common_1_1helper_1_1UniqueIf.html#a98153aaeb43a71efa85b5cf753505cac">mxnet::common::helper::UniqueIf::SingleObject</a></div><div class="ttdeci">std::unique_ptr< T > SingleObject</div><div class="ttdoc">Type of T. </div><div class="ttdef"><b>Definition:</b> utils.h:266</div></div> |
| <div class="ttc" id="namespacemxnet_1_1common_html_a56555edcc52c5b25bed90bd05e00b5fa"><div class="ttname"><a href="namespacemxnet_1_1common.html#a56555edcc52c5b25bed90bd05e00b5fa">mxnet::common::GetExecNumMatchColor</a></div><div class="ttdeci">int GetExecNumMatchColor()</div><div class="ttdef"><b>Definition:</b> utils.h:181</div></div> |
| <div class="ttc" id="namespacemxnet_1_1common_html_a9d9abe40c84b9924e51d5d57b3f0b7d6"><div class="ttname"><a href="namespacemxnet_1_1common.html#a9d9abe40c84b9924e51d5d57b3f0b7d6">mxnet::common::MakeUnique</a></div><div class="ttdeci">helper::UniqueIf< T >::SingleObject MakeUnique(Args &&...args)</div><div class="ttdoc">Constructs an object of type T and wraps it in a std::unique_ptr. </div><div class="ttdef"><b>Definition:</b> utils.h:305</div></div> |
| <div class="ttc" id="structmxnet_1_1Context_html"><div class="ttname"><a href="structmxnet_1_1Context.html">mxnet::Context</a></div><div class="ttdoc">Context information about the execution environment. </div><div class="ttdef"><b>Definition:</b> base.h:141</div></div> |
| <div class="ttc" id="namespacemxnet_html_aad5fec2b4bceabbf4b884460cc2e0a2ba7934d40c7c17315d892e8d5d745b1c66"><div class="ttname"><a href="namespacemxnet.html#aad5fec2b4bceabbf4b884460cc2e0a2ba7934d40c7c17315d892e8d5d745b1c66">mxnet::DispatchMode::kUndefined</a></div></div> |
| <div class="ttc" id="namespacemxnet_html_a6606bef15f41cccade14c9400e8447cf"><div class="ttname"><a href="namespacemxnet.html#a6606bef15f41cccade14c9400e8447cf">mxnet::StorageTypeVector</a></div><div class="ttdeci">std::vector< int > StorageTypeVector</div><div class="ttdoc">The result holder of storage type of each NodeEntry in the graph. </div><div class="ttdef"><b>Definition:</b> graph_attr_types.h:45</div></div> |
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