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| <li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><a class="el" href="dir_fdedb0aba14d44ce9d99bc100e026e6a.html">common</a></li> </ul> |
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| <div class="title">lazy_alloc_array.h</div> </div> |
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| <a href="lazy__alloc__array_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="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#ifndef MXNET_COMMON_LAZY_ALLOC_ARRAY_H_</span></div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#define MXNET_COMMON_LAZY_ALLOC_ARRAY_H_</span></div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  </div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <dmlc/logging.h></span></div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <memory></span></div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <mutex></span></div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <array></span></div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include <vector></span></div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include <atomic></span></div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  </div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">namespace </span><a class="code" href="namespacemxnet.html">mxnet</a> {</div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">namespace </span>common {</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  </div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">template</span> <<span class="keyword">typename</span> TElem></div> |
| <div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="classmxnet_1_1common_1_1LazyAllocArray.html"> 39</a></span> <span class="keyword">class </span><a class="code" href="classmxnet_1_1common_1_1LazyAllocArray.html">LazyAllocArray</a> {</div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <a class="code" href="classmxnet_1_1common_1_1LazyAllocArray.html#a1dd703a9eabfe691793a8398706bcc09">LazyAllocArray</a>();</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> FCreate></div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keyword">inline</span> std::shared_ptr<TElem> <a class="code" href="classmxnet_1_1common_1_1LazyAllocArray.html#ac4528ab581eda5b0aba35faa3687c201">Get</a>(<span class="keywordtype">int</span> index, FCreate creator);</div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> FVisit></div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1common_1_1LazyAllocArray.html#a43a89c8e7b4e1a09f346694073a2d998">ForEach</a>(FVisit fvisit);</div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1common_1_1LazyAllocArray.html#a3af1ab75feb0ba07db5af7e6ef5717b1">Clear</a>();</div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  </div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keyword">private</span>:</div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> SyncObject></div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keyword">class </span>unique_unlock {</div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">explicit</span> unique_unlock(std::unique_lock<SyncObject>* <a class="code" href="namespacemxnet_1_1common_1_1cuda_1_1rtc.html#aef7cd83e7f0216b689f5f9d4191d9f8b">lock</a>) : lock_(<a class="code" href="namespacemxnet_1_1common_1_1cuda_1_1rtc.html#aef7cd83e7f0216b689f5f9d4191d9f8b">lock</a>) {</div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">if</span> (lock_) {</div> |
| <div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  lock_->unlock();</div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  }</div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  }</div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  ~unique_unlock() {</div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">if</span> (lock_) {</div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  lock_->lock();</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  }</div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  }</div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  </div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keyword">private</span>:</div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  std::unique_lock<SyncObject>* lock_;</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>  </div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keyword">static</span> constexpr std::size_t kInitSize = 16;</div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  std::mutex create_mutex_;</div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  std::array<std::shared_ptr<TElem>, kInitSize> head_;</div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  std::vector<std::shared_ptr<TElem> > more_;</div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  std::atomic<bool> is_clearing_;</div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span> };</div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  </div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="keyword">template</span> <<span class="keyword">typename</span> TElem></div> |
| <div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="classmxnet_1_1common_1_1LazyAllocArray.html#a1dd703a9eabfe691793a8398706bcc09"> 91</a></span> <span class="keyword">inline</span> <a class="code" href="classmxnet_1_1common_1_1LazyAllocArray.html#a1dd703a9eabfe691793a8398706bcc09">LazyAllocArray<TElem>::LazyAllocArray</a>() : is_clearing_(false) {}</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="comment">// implementations</span></div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="keyword">template</span> <<span class="keyword">typename</span> TElem></div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="keyword">template</span> <<span class="keyword">typename</span> FCreate></div> |
| <div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="classmxnet_1_1common_1_1LazyAllocArray.html#ac4528ab581eda5b0aba35faa3687c201"> 96</a></span> <span class="keyword">inline</span> std::shared_ptr<TElem> <a class="code" href="classmxnet_1_1common_1_1LazyAllocArray.html#ac4528ab581eda5b0aba35faa3687c201">LazyAllocArray<TElem>::Get</a>(<span class="keywordtype">int</span> index, FCreate creator) {</div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  CHECK_GE(index, 0);</div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordtype">size_t</span> idx = <span class="keyword">static_cast<</span><span class="keywordtype">size_t</span><span class="keyword">></span>(index);</div> |
| <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">if</span> (idx < kInitSize) {</div> |
| <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  std::shared_ptr<TElem> ptr = head_[idx];</div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordflow">if</span> (ptr) {</div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">return</span> ptr;</div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  std::lock_guard<std::mutex> <a class="code" href="namespacemxnet_1_1common_1_1cuda_1_1rtc.html#aef7cd83e7f0216b689f5f9d4191d9f8b">lock</a>(create_mutex_);</div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">if</span> (!is_clearing_.load()) {</div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  std::shared_ptr<TElem> ptr = head_[idx];</div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">if</span> (ptr) {</div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">return</span> ptr;</div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  }</div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  ptr = head_[idx] = std::shared_ptr<TElem>(creator());</div> |
| <div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">return</span> ptr;</div> |
| <div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  }</div> |
| <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  }</div> |
| <div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  std::lock_guard<std::mutex> <a class="code" href="namespacemxnet_1_1common_1_1cuda_1_1rtc.html#aef7cd83e7f0216b689f5f9d4191d9f8b">lock</a>(create_mutex_);</div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordflow">if</span> (!is_clearing_.load()) {</div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  idx -= kInitSize;</div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">if</span> (more_.size() <= idx) {</div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  more_.reserve(idx + 1);</div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">while</span> (more_.size() <= idx) {</div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  more_.push_back(std::shared_ptr<TElem>(<span class="keyword">nullptr</span>));</div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  }</div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  }</div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  std::shared_ptr<TElem> ptr = more_[idx];</div> |
| <div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordflow">if</span> (ptr) {</div> |
| <div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordflow">return</span> ptr;</div> |
| <div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  }</div> |
| <div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  ptr = more_[idx] = std::shared_ptr<TElem>(creator());</div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordflow">return</span> ptr;</div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  }</div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  }</div> |
| <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">return</span> <span class="keyword">nullptr</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>  </div> |
| <div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="keyword">template</span> <<span class="keyword">typename</span> TElem></div> |
| <div class="line"><a name="l00136"></a><span class="lineno"><a class="line" href="classmxnet_1_1common_1_1LazyAllocArray.html#a3af1ab75feb0ba07db5af7e6ef5717b1"> 136</a></span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1common_1_1LazyAllocArray.html#a3af1ab75feb0ba07db5af7e6ef5717b1">LazyAllocArray<TElem>::Clear</a>() {</div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  std::unique_lock<std::mutex> <a class="code" href="namespacemxnet_1_1common_1_1cuda_1_1rtc.html#aef7cd83e7f0216b689f5f9d4191d9f8b">lock</a>(create_mutex_);</div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  is_clearing_.store(<span class="keyword">true</span>);</div> |
| <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="comment">// Currently, head_ and more_ never get smaller, so it's safe to</span></div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="comment">// iterate them outside of the lock. The loops should catch</span></div> |
| <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="comment">// any growth which might happen when create_mutex_ is unlocked</span></div> |
| <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < head_.size(); ++i) {</div> |
| <div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  std::shared_ptr<TElem> p = head_[i];</div> |
| <div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  head_[i] = std::shared_ptr<TElem>(<span class="keyword">nullptr</span>);</div> |
| <div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  unique_unlock<std::mutex> unlocker(&<a class="code" href="namespacemxnet_1_1common_1_1cuda_1_1rtc.html#aef7cd83e7f0216b689f5f9d4191d9f8b">lock</a>);</div> |
| <div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  p = std::shared_ptr<TElem>(<span class="keyword">nullptr</span>);</div> |
| <div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  }</div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < more_.size(); ++i) {</div> |
| <div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  std::shared_ptr<TElem> p = more_[i];</div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  more_[i] = std::shared_ptr<TElem>(<span class="keyword">nullptr</span>);</div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  unique_unlock<std::mutex> unlocker(&<a class="code" href="namespacemxnet_1_1common_1_1cuda_1_1rtc.html#aef7cd83e7f0216b689f5f9d4191d9f8b">lock</a>);</div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  p = std::shared_ptr<TElem>(<span class="keyword">nullptr</span>);</div> |
| <div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  }</div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  more_.clear();</div> |
| <div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  is_clearing_.store(<span class="keyword">false</span>);</div> |
| <div class="line"><a name="l00156"></a><span class="lineno"> 156</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> <span class="keyword">template</span> <<span class="keyword">typename</span> TElem></div> |
| <div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="keyword">template</span> <<span class="keyword">typename</span> FVisit></div> |
| <div class="line"><a name="l00160"></a><span class="lineno"><a class="line" href="classmxnet_1_1common_1_1LazyAllocArray.html#a43a89c8e7b4e1a09f346694073a2d998"> 160</a></span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1common_1_1LazyAllocArray.html#a43a89c8e7b4e1a09f346694073a2d998">LazyAllocArray<TElem>::ForEach</a>(FVisit fvisit) {</div> |
| <div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  std::lock_guard<std::mutex> <a class="code" href="namespacemxnet_1_1common_1_1cuda_1_1rtc.html#aef7cd83e7f0216b689f5f9d4191d9f8b">lock</a>(create_mutex_);</div> |
| <div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < head_.size(); ++i) {</div> |
| <div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">if</span> (head_[i].get() != <span class="keyword">nullptr</span>) {</div> |
| <div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  fvisit(i, head_[i].get());</div> |
| <div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  }</div> |
| <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  }</div> |
| <div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < more_.size(); ++i) {</div> |
| <div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">if</span> (more_[i].get() != <span class="keyword">nullptr</span>) {</div> |
| <div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  fvisit(i + kInitSize, more_[i].get());</div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</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>  </div> |
| <div class="line"><a name="l00174"></a><span class="lineno"> 174</span> } <span class="comment">// namespace common</span></div> |
| <div class="line"><a name="l00175"></a><span class="lineno"> 175</span> } <span class="comment">// namespace mxnet</span></div> |
| <div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="preprocessor">#endif // MXNET_COMMON_LAZY_ALLOC_ARRAY_H_</span></div> |
| </div><!-- fragment --></div><!-- contents --> |
| <div class="ttc" id="anamespacemxnet_html"><div class="ttname"><a href="namespacemxnet.html">mxnet</a></div><div class="ttdoc">namespace of mxnet</div><div class="ttdef"><b>Definition:</b> api_registry.h:33</div></div> |
| <div class="ttc" id="anamespacemxnet_1_1common_1_1cuda_1_1rtc_html_aef7cd83e7f0216b689f5f9d4191d9f8b"><div class="ttname"><a href="namespacemxnet_1_1common_1_1cuda_1_1rtc.html#aef7cd83e7f0216b689f5f9d4191d9f8b">mxnet::common::cuda::rtc::lock</a></div><div class="ttdeci">std::mutex lock</div></div> |
| <div class="ttc" id="aclassmxnet_1_1common_1_1LazyAllocArray_html_a43a89c8e7b4e1a09f346694073a2d998"><div class="ttname"><a href="classmxnet_1_1common_1_1LazyAllocArray.html#a43a89c8e7b4e1a09f346694073a2d998">mxnet::common::LazyAllocArray::ForEach</a></div><div class="ttdeci">void ForEach(FVisit fvisit)</div><div class="ttdoc">for each not null element of the array, call fvisit</div><div class="ttdef"><b>Definition:</b> lazy_alloc_array.h:160</div></div> |
| <div class="ttc" id="aclassmxnet_1_1common_1_1LazyAllocArray_html_ac4528ab581eda5b0aba35faa3687c201"><div class="ttname"><a href="classmxnet_1_1common_1_1LazyAllocArray.html#ac4528ab581eda5b0aba35faa3687c201">mxnet::common::LazyAllocArray::Get</a></div><div class="ttdeci">std::shared_ptr< TElem > Get(int index, FCreate creator)</div><div class="ttdoc">Get element of corresponding index, if it is not created create by creator.</div><div class="ttdef"><b>Definition:</b> lazy_alloc_array.h:96</div></div> |
| <div class="ttc" id="aclassmxnet_1_1common_1_1LazyAllocArray_html"><div class="ttname"><a href="classmxnet_1_1common_1_1LazyAllocArray.html">mxnet::common::LazyAllocArray</a></div><div class="ttdef"><b>Definition:</b> lazy_alloc_array.h:39</div></div> |
| <div class="ttc" id="aclassmxnet_1_1common_1_1LazyAllocArray_html_a1dd703a9eabfe691793a8398706bcc09"><div class="ttname"><a href="classmxnet_1_1common_1_1LazyAllocArray.html#a1dd703a9eabfe691793a8398706bcc09">mxnet::common::LazyAllocArray::LazyAllocArray</a></div><div class="ttdeci">LazyAllocArray()</div><div class="ttdef"><b>Definition:</b> lazy_alloc_array.h:91</div></div> |
| <div class="ttc" id="aclassmxnet_1_1common_1_1LazyAllocArray_html_a3af1ab75feb0ba07db5af7e6ef5717b1"><div class="ttname"><a href="classmxnet_1_1common_1_1LazyAllocArray.html#a3af1ab75feb0ba07db5af7e6ef5717b1">mxnet::common::LazyAllocArray::Clear</a></div><div class="ttdeci">void Clear()</div><div class="ttdoc">clear all the allocated elements in array</div><div class="ttdef"><b>Definition:</b> lazy_alloc_array.h:136</div></div> |
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