| <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> |
| |
| <html xmlns="http://www.w3.org/1999/xhtml"> |
| <head> |
| <meta content="text/xhtml;charset=utf-8" http-equiv="Content-Type"/> |
| <meta content="IE=9" http-equiv="X-UA-Compatible"/> |
| <meta content="Doxygen 1.8.6" name="generator"/> |
| <title>mxnet: include/mxnet/imperative.h Source File</title> |
| <link href="tabs.css" rel="stylesheet" type="text/css"/> |
| <script src="jquery.js" type="text/javascript"></script> |
| <script src="dynsections.js" type="text/javascript"></script> |
| <link href="search/search.css" rel="stylesheet" type="text/css"/> |
| <script src="search/search.js" type="text/javascript"></script> |
| <script type="text/javascript"> |
| $(document).ready(function() { searchBox.OnSelectItem(0); }); |
| </script> |
| <link href="doxygen.css" rel="stylesheet" type="text/css"/> |
| </head> |
| <body> |
| <div id="top"><!-- do not remove this div, it is closed by doxygen! --> |
| <div id="titlearea"> |
| <table cellpadding="0" cellspacing="0"> |
| <tbody> |
| <tr style="height: 56px;"> |
| <td style="padding-left: 0.5em;"> |
| <div id="projectname">mxnet |
| </div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| <!-- end header part --> |
| <!-- Generated by Doxygen 1.8.6 --> |
| <script type="text/javascript"> |
| var searchBox = new SearchBox("searchBox", "search",false,'Search'); |
| </script> |
| <div class="tabs" id="navrow1"> |
| <ul class="tablist"> |
| <li><a href="index.html"><span>Main Page</span></a></li> |
| <li><a href="namespaces.html"><span>Namespaces</span></a></li> |
| <li><a href="annotated.html"><span>Classes</span></a></li> |
| <li class="current"><a href="files.html"><span>Files</span></a></li> |
| <li> |
| <div class="MSearchBoxInactive" id="MSearchBox"> |
| <span class="left"> |
| <img alt="" id="MSearchSelect" onmouseout="return searchBox.OnSearchSelectHide()" onmouseover="return searchBox.OnSearchSelectShow()" src="search/mag_sel.png"/> |
| <input accesskey="S" id="MSearchField" onblur="searchBox.OnSearchFieldFocus(false)" onfocus="searchBox.OnSearchFieldFocus(true)" onkeyup="searchBox.OnSearchFieldChange(event)" type="text" value="Search"/> |
| </span><span class="right"> |
| <a href="javascript:searchBox.CloseResultsWindow()" id="MSearchClose"><img alt="" border="0" id="MSearchCloseImg" src="search/close.png"/></a> |
| </span> |
| </div> |
| </li> |
| </ul> |
| </div> |
| <div class="tabs2" id="navrow2"> |
| <ul class="tablist"> |
| <li><a href="files.html"><span>File List</span></a></li> |
| <li><a href="globals.html"><span>File Members</span></a></li> |
| </ul> |
| </div> |
| <!-- window showing the filter options --> |
| <div id="MSearchSelectWindow" onkeydown="return searchBox.OnSearchSelectKey(event)" onmouseout="return searchBox.OnSearchSelectHide()" onmouseover="return searchBox.OnSearchSelectShow()"> |
| <a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Namespaces</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark"> </span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(9)"><span class="SelectionMark"> </span>Friends</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(10)"><span class="SelectionMark"> </span>Macros</a></div> |
| <!-- iframe showing the search results (closed by default) --> |
| <div id="MSearchResultsWindow"> |
| <iframe frameborder="0" id="MSearchResults" name="MSearchResults" src="javascript:void(0)"> |
| </iframe> |
| </div> |
| <div class="navpath" id="nav-path"> |
| <ul> |
| <li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_1143c7affb9ebd026cb6818dd282def7.html">mxnet</a></li> </ul> |
| </div> |
| </div><!-- top --> |
| <div class="header"> |
| <div class="headertitle"> |
| <div class="title">imperative.h</div> </div> |
| </div><!--header--> |
| <div class="contents"> |
| <a href="imperative_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="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#ifndef MXNET_IMPERATIVE_H_</span></div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor"></span><span class="preprocessor">#define MXNET_IMPERATIVE_H_</span></div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor"></span></div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</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="l00024"></a><span class="lineno"> 24</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="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <<a class="code" href="c__api_8h.html">mxnet/c_api.h</a>></span></div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <nnvm/symbolic.h></span></div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <nnvm/op.h></span></div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <nnvm/graph.h></span></div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <vector></span></div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <atomic></span></div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <unordered_map></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="preprocessor">#include "<a class="code" href="ndarray_8h.html">./ndarray.h</a>"</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>mxnet {</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative.html"> 37</a></span> <span class="keyword">class </span><a class="code" href="classmxnet_1_1Imperative.html">Imperative</a> {</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1AGInfo.html"> 40</a></span> <span class="keyword">class </span><a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html">AGInfo</a> {</div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1AGInfo.html#afe2cb4d45bd32e40a86d2a49bfd20952"> 42</a></span> <a class="code" href="structmxnet_1_1Context.html">Context</a> <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#afe2cb4d45bd32e40a86d2a49bfd20952">ctx</a>;</div> |
| <div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1AGInfo.html#ad1da7fe0f83dbe5eb89770460c985a64"> 43</a></span> <a class="code" href="namespacemxnet.html#a7cd7094ef222e9ae1f520c3b6a214398">OpReqType</a> <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#ad1da7fe0f83dbe5eb89770460c985a64">grad_req</a>;</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1AGInfo.html#a027a81d4864241f12ae79388efd482da"> 44</a></span> <a class="code" href="classmxnet_1_1OpStatePtr.html">OpStatePtr</a> <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#a027a81d4864241f12ae79388efd482da">state</a>;</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1AGInfo.html#a2ca114d69098860adc900ba5f54c4cb5"> 45</a></span> std::vector<NDArray> <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#a2ca114d69098860adc900ba5f54c4cb5">outputs</a>;</div> |
| <div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1AGInfo.html#a694cd90f3a43ac0014fa4913da56c499"> 46</a></span> std::vector<NDArray> <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#a694cd90f3a43ac0014fa4913da56c499">out_grads</a>;</div> |
| <div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1AGInfo.html#aa98f7d65123fb64697769cfb952de310"> 47</a></span> <span class="keywordtype">bool</span> <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#aa98f7d65123fb64697769cfb952de310">fresh_out_grad</a>;</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div> |
| <div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1AGInfo.html#a30ae688e0b9e1b9fb506db3a4a7c23fe"> 49</a></span> <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#a30ae688e0b9e1b9fb506db3a4a7c23fe">AGInfo</a>() :</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#ad1da7fe0f83dbe5eb89770460c985a64">grad_req</a>(<a class="code" href="namespacemxnet.html#a7cd7094ef222e9ae1f520c3b6a214398a001b85096e07108e174fe4c406368a26">kNullOp</a>), <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#aa98f7d65123fb64697769cfb952de310">fresh_out_grad</a>(false) {}</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div> |
| <div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1AGInfo.html#ac1285664cc551c266fdc506fa8f8e8ad"> 52</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#ac1285664cc551c266fdc506fa8f8e8ad">Clear</a>(<span class="keyword">const</span> nnvm::NodePtr& node) {</div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="keywordflow">if</span> (node == <span class="keyword">nullptr</span> || node->info.empty()) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html">AGInfo</a>& info = <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#a8fae98f49d45ae32d885b3c0574a40db">Get</a>(node);</div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="keywordflow">if</span> (info.<a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#ad1da7fe0f83dbe5eb89770460c985a64">grad_req</a> != <a class="code" href="namespacemxnet.html#a7cd7094ef222e9ae1f520c3b6a214398a001b85096e07108e174fe4c406368a26">kNullOp</a>) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span> node->info.clear();</div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span> }</div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div> |
| <div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1AGInfo.html#a8fae98f49d45ae32d885b3c0574a40db"> 59</a></span> <span class="keyword">static</span> <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html">AGInfo</a>& <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#a8fae98f49d45ae32d885b3c0574a40db">Get</a>(<span class="keyword">const</span> nnvm::NodePtr& node) {</div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="keywordflow">return</span> dmlc::get<AGInfo>(node->info);</div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</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"><a class="line" href="classmxnet_1_1Imperative_1_1AGInfo.html#a8204823e44c4b44b08c276bddfcbb952"> 63</a></span> <span class="keyword">static</span> <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html">AGInfo</a>& <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#a8204823e44c4b44b08c276bddfcbb952">Create</a>(<span class="keyword">const</span> nnvm::NodePtr& node) {</div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span> node->info.construct<<a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html">AGInfo</a>>();</div> |
| <div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="keywordflow">return</span> <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#a8fae98f49d45ae32d885b3c0574a40db">Get</a>(node);</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"><a class="line" href="classmxnet_1_1Imperative_1_1AGInfo.html#afca370cc8b3e93f950d04df6e29f1fdc"> 68</a></span> <span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#afca370cc8b3e93f950d04df6e29f1fdc">IsNone</a>(<span class="keyword">const</span> <a class="code" href="classmxnet_1_1NDArray.html">NDArray</a>& arr) {</div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="keywordflow">return</span> arr.entry_.node == <span class="keyword">nullptr</span> || arr.entry_.node->info.empty();</div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span> }</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div> |
| <div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1AGInfo.html#ad5f1d672e9adc8c0be46cc4002c0aafc"> 72</a></span> <span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#ad5f1d672e9adc8c0be46cc4002c0aafc">IsVariable</a>(<span class="keyword">const</span> nnvm::NodePtr& node) {</div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html">AGInfo</a>& info = <a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#a8fae98f49d45ae32d885b3c0574a40db">Get</a>(node);</div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="keywordflow">return</span> info.<a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#ad1da7fe0f83dbe5eb89770460c985a64">grad_req</a> != <a class="code" href="namespacemxnet.html#a7cd7094ef222e9ae1f520c3b6a214398a001b85096e07108e174fe4c406368a26">kNullOp</a> && info.<a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#a2ca114d69098860adc900ba5f54c4cb5">outputs</a>.size() == 1</div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span> && info.<a class="code" href="classmxnet_1_1Imperative_1_1AGInfo.html#a694cd90f3a43ac0014fa4913da56c499">out_grads</a>.size() == 1;</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="l00078"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1CachedOp.html"> 78</a></span> <span class="keyword">class </span><a class="code" href="classmxnet_1_1Imperative_1_1CachedOp.html">CachedOp</a> {</div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="keyword">explicit</span> <a class="code" href="classmxnet_1_1Imperative_1_1CachedOp.html#a5bf2c1e0f1f5d3830a6c165c6ea4c3eb">CachedOp</a>(<span class="keyword">const</span> nnvm::Symbol& sym);</div> |
| <div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1CachedOp.html#a557a28c91c9020e6c5253e755a255706"> 81</a></span> uint32_t <a class="code" href="classmxnet_1_1Imperative_1_1CachedOp.html#a557a28c91c9020e6c5253e755a255706">num_inputs</a>() {</div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="keywordflow">return</span> fwd_graph_.indexed_graph().input_nodes().size();</div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span> }</div> |
| <div class="line"><a name="l00084"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1CachedOp.html#a4ff0b204f301bc615492ee76f8548926"> 84</a></span> uint32_t <a class="code" href="classmxnet_1_1Imperative_1_1CachedOp.html#a4ff0b204f301bc615492ee76f8548926">num_outputs</a>() {</div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="keywordflow">return</span> fwd_graph_.outputs.size();</div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span> }</div> |
| <div class="line"><a name="l00087"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1CachedOp.html#a6a34a0a2ead5b38e27ad50a4f34dea0b"> 87</a></span> uint32_t <a class="code" href="classmxnet_1_1Imperative_1_1CachedOp.html#a6a34a0a2ead5b38e27ad50a4f34dea0b">num_backward_inputs</a>() {</div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="keywordflow">return</span> bwd_ograd_dep_.size() + bwd_in_dep_.size() + bwd_out_dep_.size();</div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span> }</div> |
| <div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1CachedOp.html#a8b527087601f6d043f8ef1983afe78cc"> 90</a></span> std::vector<bool>& <a class="code" href="classmxnet_1_1Imperative_1_1CachedOp.html#a8b527087601f6d043f8ef1983afe78cc">save_inputs</a>() {</div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="keywordflow">return</span> save_inputs_;</div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span> }</div> |
| <div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1CachedOp.html#abba28b24be0fbd745d4a041c86aa2c8c"> 93</a></span> std::vector<bool>& <a class="code" href="classmxnet_1_1Imperative_1_1CachedOp.html#abba28b24be0fbd745d4a041c86aa2c8c">save_outputs</a>() {</div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="keywordflow">return</span> save_outputs_;</div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span> }</div> |
| <div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative_1_1CachedOp.html#a7b5ef16f1454140e3457670f8b57a61f"> 96</a></span> <span class="keyword">const</span> std::unordered_set<uint32_t>& <a class="code" href="classmxnet_1_1Imperative_1_1CachedOp.html#a7b5ef16f1454140e3457670f8b57a61f">mutable_input_nodes</a>() {</div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="keywordflow">return</span> fwd_graph_.indexed_graph().mutable_input_nodes();</div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span> }</div> |
| <div class="line"><a name="l00099"></a><span class="lineno"> 99</span> nnvm::Graph <a class="code" href="classmxnet_1_1Imperative_1_1CachedOp.html#ab2c76e6c130d7bf4a9e69708b32d93c1">GetForwardGraph</a>(<span class="keyword">const</span> <span class="keywordtype">bool</span> recording,</div> |
| <div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="keyword">const</span> std::vector<NDArray*>& inputs);</div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span> nnvm::Graph <a class="code" href="classmxnet_1_1Imperative_1_1CachedOp.html#ab9970c190fbbf52a4cb7c7abafa26c27">GetBackwardGraph</a>(<span class="keyword">const</span> <a class="code" href="classmxnet_1_1OpStatePtr.html">OpStatePtr</a>& state,</div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="keyword">const</span> std::vector<OpReqType>& reqs,</div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="keyword">const</span> std::vector<NDArray*>& inputs);</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span> std::vector<nnvm::NodeEntry> <a class="code" href="classmxnet_1_1Imperative_1_1CachedOp.html#ab0f1d3a2e05f8790ff39f11c9af02f2a">Gradient</a>(<span class="keyword">const</span> nnvm::NodePtr& node,</div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="keyword">const</span> std::vector<nnvm::NodeEntry>& ograds);</div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <a class="code" href="classmxnet_1_1OpStatePtr.html">OpStatePtr</a> <a class="code" href="classmxnet_1_1Imperative_1_1CachedOp.html#ad77b1fc275cac161e09a836ff07dddf1">Forward</a>(<span class="keyword">const</span> std::vector<NDArray*>& inputs,</div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="keyword">const</span> std::vector<NDArray*>& outputs);</div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1Imperative_1_1CachedOp.html#ad6fb3783c488a25336b8860b41ec3b1e">Backward</a>(<span class="keyword">const</span> <span class="keywordtype">bool</span> retain_graph,</div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="keyword">const</span> <a class="code" href="classmxnet_1_1OpStatePtr.html">OpStatePtr</a>& state,</div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="keyword">const</span> std::vector<NDArray*>& inputs,</div> |
| <div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="keyword">const</span> std::vector<OpReqType>& reqs,</div> |
| <div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="keyword">const</span> std::vector<NDArray*>& outputs);</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="keyword">private</span>:</div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="keyword">struct </span>CachedOpState {</div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span> std::vector<NDArray> buff;</div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span> std::vector<OpStatePtr> states;</div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</span> };</div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span> std::mutex mutex_;</div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span> nnvm::Graph fwd_graph_;</div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span> nnvm::Graph grad_graph_;</div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span> nnvm::Graph full_graph_;</div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span> std::vector<bool> curr_grad_req_;</div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span> std::vector<uint32_t> bwd_in_dep_, bwd_out_dep_, bwd_ograd_dep_;</div> |
| <div class="line"><a name="l00125"></a><span class="lineno"> 125</span> std::vector<uint32_t> bwd_input_eid_;</div> |
| <div class="line"><a name="l00126"></a><span class="lineno"> 126</span> std::vector<bool> save_inputs_, save_outputs_;</div> |
| <div class="line"><a name="l00127"></a><span class="lineno"> 127</span> };</div> |
| <div class="line"><a name="l00129"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative.html#a05de0382a6aecf2cb8ee1c0a7c021bae"> 129</a></span> <span class="keywordtype">bool</span> <a class="code" href="classmxnet_1_1Imperative.html#a05de0382a6aecf2cb8ee1c0a7c021bae">is_training</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="keywordflow">return</span> is_train_;</div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span> }</div> |
| <div class="line"><a name="l00133"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative.html#a2c1495dbdc4439fd534307fa981b77f0"> 133</a></span> <span class="keywordtype">bool</span> <a class="code" href="classmxnet_1_1Imperative.html#a2c1495dbdc4439fd534307fa981b77f0">set_is_training</a>(<span class="keywordtype">bool</span> is_train) {</div> |
| <div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="keywordtype">bool</span> old = is_train_;</div> |
| <div class="line"><a name="l00135"></a><span class="lineno"> 135</span> is_train_ = is_train;</div> |
| <div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="keywordflow">return</span> old;</div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span> }</div> |
| <div class="line"><a name="l00139"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative.html#a62790da5baceaad22abdf23326770239"> 139</a></span> <span class="keywordtype">bool</span> <a class="code" href="classmxnet_1_1Imperative.html#a62790da5baceaad22abdf23326770239">is_recording</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="keywordflow">return</span> is_recording_;</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="classmxnet_1_1Imperative.html#abc9227372b3d4f4b5ec8ed33ba6e68ad"> 143</a></span> <span class="keywordtype">bool</span> <a class="code" href="classmxnet_1_1Imperative.html#abc9227372b3d4f4b5ec8ed33ba6e68ad">set_is_recording</a>(<span class="keywordtype">bool</span> <a class="code" href="classmxnet_1_1Imperative.html#a62790da5baceaad22abdf23326770239">is_recording</a>) {</div> |
| <div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="keywordtype">bool</span> old = is_recording_;</div> |
| <div class="line"><a name="l00145"></a><span class="lineno"> 145</span> is_recording_ = <a class="code" href="classmxnet_1_1Imperative.html#a62790da5baceaad22abdf23326770239">is_recording</a>;</div> |
| <div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="keywordflow">return</span> old;</div> |
| <div class="line"><a name="l00147"></a><span class="lineno"> 147</span> }</div> |
| <div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1Imperative.html#a2b0f55c31882412c44468d8ba1a97fd1">RecordOp</a>(nnvm::NodeAttrs&& attrs,</div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="keyword">const</span> std::vector<NDArray*>& inputs,</div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="keyword">const</span> std::vector<NDArray*>& outputs,</div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="keyword">const</span> <a class="code" href="classmxnet_1_1OpStatePtr.html">OpStatePtr</a>& state = <a class="code" href="classmxnet_1_1OpStatePtr.html">OpStatePtr</a>(),</div> |
| <div class="line"><a name="l00153"></a><span class="lineno"> 153</span> std::vector<bool>* p_save_inputs = <span class="keyword">nullptr</span>,</div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span> std::vector<bool>* p_save_outputs = <span class="keyword">nullptr</span>);</div> |
| <div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <a class="code" href="classmxnet_1_1OpStatePtr.html">OpStatePtr</a> <a class="code" href="classmxnet_1_1Imperative.html#ae3a1279e546061bf6062817c93dce0dc">Invoke</a>(<span class="keyword">const</span> <a class="code" href="structmxnet_1_1Context.html">Context</a>& default_ctx,</div> |
| <div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="keyword">const</span> nnvm::NodeAttrs& attrs,</div> |
| <div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="keyword">const</span> std::vector<NDArray*>& inputs,</div> |
| <div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="keyword">const</span> std::vector<NDArray*>& outputs);</div> |
| <div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <a class="code" href="classmxnet_1_1OpStatePtr.html">OpStatePtr</a> <a class="code" href="classmxnet_1_1Imperative.html#adb41ed890acd4cbe672f088b0284fe84">InvokeOp</a>(<span class="keyword">const</span> <a class="code" href="structmxnet_1_1Context.html">Context</a>& ctx,</div> |
| <div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="keyword">const</span> nnvm::NodeAttrs& attrs,</div> |
| <div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="keyword">const</span> std::vector<NDArray*>& inputs,</div> |
| <div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="keyword">const</span> std::vector<NDArray*>& outputs,</div> |
| <div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="keyword">const</span> std::vector<OpReqType>& req,</div> |
| <div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="keyword">const</span> <a class="code" href="namespacemxnet.html#aad5fec2b4bceabbf4b884460cc2e0a2b">DispatchMode</a> dispatch_mode,</div> |
| <div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <a class="code" href="classmxnet_1_1OpStatePtr.html">OpStatePtr</a> state = <a class="code" href="classmxnet_1_1OpStatePtr.html">OpStatePtr</a>());</div> |
| <div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1Imperative.html#aa8c469ce724fb0c0aa27078e84428416">MarkVariables</a>(<span class="keyword">const</span> std::vector<NDArray*>& variables,</div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="keyword">const</span> std::vector<mx_uint>& grad_reqs,</div> |
| <div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="keyword">const</span> std::vector<NDArray*>& gradients);</div> |
| <div class="line"><a name="l00173"></a><span class="lineno"> 173</span> std::vector<NDArray*> <a class="code" href="classmxnet_1_1Imperative.html#afa4950a3cf57431f1d0d639c3f7afa7d">Backward</a>(<span class="keyword">const</span> std::vector<NDArray*>& outputs,</div> |
| <div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="keyword">const</span> std::vector<NDArray*>& ograds,</div> |
| <div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="keyword">const</span> std::vector<NDArray*>& variables,</div> |
| <div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="keywordtype">bool</span> is_train, <span class="keywordtype">bool</span> retain_graph,</div> |
| <div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="keywordtype">bool</span> create_graph);</div> |
| <div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="keyword">static</span> <a class="code" href="classmxnet_1_1Imperative.html">Imperative</a>* <a class="code" href="classmxnet_1_1Imperative.html#a55cc9d57cddd0aeae5771e1c7d72b00d">Get</a>();</div> |
| <div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div> |
| <div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="keyword">private</span>:</div> |
| <div class="line"><a name="l00182"></a><span class="lineno"><a class="line" href="classmxnet_1_1Imperative.html#ad41557e205cf8f4d6ef70b60587c37cb"> 182</a></span> <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classmxnet_1_1NDArray.html">NDArray</a>;</div> |
| <div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <a class="code" href="classmxnet_1_1Imperative.html">Imperative</a>() {}</div> |
| <div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="keywordtype">void</span> GetBackwardDependency(</div> |
| <div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="keyword">const</span> nnvm::NodePtr& node,</div> |
| <div class="line"><a name="l00188"></a><span class="lineno"> 188</span> uint32_t num_inputs, uint32_t num_outputs,</div> |
| <div class="line"><a name="l00189"></a><span class="lineno"> 189</span> std::vector<bool> *p_save_inputs,</div> |
| <div class="line"><a name="l00190"></a><span class="lineno"> 190</span> std::vector<bool> *p_save_outputs);</div> |
| <div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="keywordtype">void</span> RunGraph(</div> |
| <div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="keyword">const</span> <span class="keywordtype">bool</span> retain_graph,</div> |
| <div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="keyword">const</span> nnvm::IndexedGraph& idx,</div> |
| <div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="keyword">const</span> std::vector<NDArray*> arrays,</div> |
| <div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="keywordtype">size_t</span> node_start, <span class="keywordtype">size_t</span> node_end,</div> |
| <div class="line"><a name="l00196"></a><span class="lineno"> 196</span> std::vector<OpReqType>&& array_reqs,</div> |
| <div class="line"><a name="l00197"></a><span class="lineno"> 197</span> std::vector<uint32_t>&& ref_count,</div> |
| <div class="line"><a name="l00198"></a><span class="lineno"> 198</span> std::vector<OpStatePtr> *p_states,</div> |
| <div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="keyword">const</span> <a class="code" href="namespacemxnet.html#a1183dd8b779392f7ddafe1b010a6a2fe">DispatchModeVector</a>& dispatch_modes);</div> |
| <div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="preprocessor">#if DMLC_CXX11_THREAD_LOCAL</span></div> |
| <div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="preprocessor"></span> <span class="keyword">static</span> thread_local <span class="keywordtype">bool</span> is_train_;</div> |
| <div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="keyword">static</span> thread_local <span class="keywordtype">bool</span> is_recording_;</div> |
| <div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="preprocessor">#else</span></div> |
| <div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="preprocessor"></span> <span class="keyword">static</span> MX_THREAD_LOCAL <span class="keywordtype">bool</span> is_train_;</div> |
| <div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="keyword">static</span> MX_THREAD_LOCAL <span class="keywordtype">bool</span> is_recording_;</div> |
| <div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="preprocessor">#endif</span></div> |
| <div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="preprocessor"></span></div> |
| <div class="line"><a name="l00209"></a><span class="lineno"> 209</span> std::atomic<uint64_t> node_count_{0};</div> |
| <div class="line"><a name="l00211"></a><span class="lineno"> 211</span> std::atomic<uint64_t> variable_count_{0};</div> |
| <div class="line"><a name="l00212"></a><span class="lineno"> 212</span> };</div> |
| <div class="line"><a name="l00213"></a><span class="lineno"> 213</span> </div> |
| <div class="line"><a name="l00214"></a><span class="lineno"><a class="line" href="namespacemxnet.html#ab54083e73557ebb63c021653da688810"> 214</a></span> <span class="keyword">using</span> <a class="code" href="namespacemxnet.html#ab54083e73557ebb63c021653da688810">CachedOpPtr</a> = std::shared_ptr<Imperative::CachedOp>;</div> |
| <div class="line"><a name="l00215"></a><span class="lineno"> 215</span> </div> |
| <div class="line"><a name="l00216"></a><span class="lineno"> 216</span> } <span class="comment">// namespace mxnet</span></div> |
| <div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="preprocessor">#endif // MXNET_IMPERATIVE_H_</span></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1CachedOp_html_ab0f1d3a2e05f8790ff39f11c9af02f2a"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1CachedOp.html#ab0f1d3a2e05f8790ff39f11c9af02f2a">mxnet::Imperative::CachedOp::Gradient</a></div><div class="ttdeci">std::vector< nnvm::NodeEntry > Gradient(const nnvm::NodePtr &node, const std::vector< nnvm::NodeEntry > &ograds)</div></div> |
| <div class="ttc" id="c__api_8h_html"><div class="ttname"><a href="c__api_8h.html">c_api.h</a></div><div class="ttdoc">C API of mxnet. </div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_html_a62790da5baceaad22abdf23326770239"><div class="ttname"><a href="classmxnet_1_1Imperative.html#a62790da5baceaad22abdf23326770239">mxnet::Imperative::is_recording</a></div><div class="ttdeci">bool is_recording() const </div><div class="ttdoc">whether operator recording is on. </div><div class="ttdef"><b>Definition:</b> imperative.h:139</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1AGInfo_html_afca370cc8b3e93f950d04df6e29f1fdc"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1AGInfo.html#afca370cc8b3e93f950d04df6e29f1fdc">mxnet::Imperative::AGInfo::IsNone</a></div><div class="ttdeci">static bool IsNone(const NDArray &arr)</div><div class="ttdef"><b>Definition:</b> imperative.h:68</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1CachedOp_html_a4ff0b204f301bc615492ee76f8548926"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1CachedOp.html#a4ff0b204f301bc615492ee76f8548926">mxnet::Imperative::CachedOp::num_outputs</a></div><div class="ttdeci">uint32_t num_outputs()</div><div class="ttdef"><b>Definition:</b> imperative.h:84</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1CachedOp_html_ad77b1fc275cac161e09a836ff07dddf1"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1CachedOp.html#ad77b1fc275cac161e09a836ff07dddf1">mxnet::Imperative::CachedOp::Forward</a></div><div class="ttdeci">OpStatePtr Forward(const std::vector< NDArray * > &inputs, const std::vector< NDArray * > &outputs)</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1AGInfo_html_a8204823e44c4b44b08c276bddfcbb952"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1AGInfo.html#a8204823e44c4b44b08c276bddfcbb952">mxnet::Imperative::AGInfo::Create</a></div><div class="ttdeci">static AGInfo & Create(const nnvm::NodePtr &node)</div><div class="ttdef"><b>Definition:</b> imperative.h:63</div></div> |
| <div class="ttc" id="namespacemxnet_html_a1183dd8b779392f7ddafe1b010a6a2fe"><div class="ttname"><a href="namespacemxnet.html#a1183dd8b779392f7ddafe1b010a6a2fe">mxnet::DispatchModeVector</a></div><div class="ttdeci">std::vector< DispatchMode > DispatchModeVector</div><div class="ttdoc">The result holder of dispatch mode of each Node in the graph. </div><div class="ttdef"><b>Definition:</b> graph_attr_types.h:60</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1CachedOp_html_ab9970c190fbbf52a4cb7c7abafa26c27"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1CachedOp.html#ab9970c190fbbf52a4cb7c7abafa26c27">mxnet::Imperative::CachedOp::GetBackwardGraph</a></div><div class="ttdeci">nnvm::Graph GetBackwardGraph(const OpStatePtr &state, const std::vector< OpReqType > &reqs, const std::vector< NDArray * > &inputs)</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_html_a05de0382a6aecf2cb8ee1c0a7c021bae"><div class="ttname"><a href="classmxnet_1_1Imperative.html#a05de0382a6aecf2cb8ee1c0a7c021bae">mxnet::Imperative::is_training</a></div><div class="ttdeci">bool is_training() const </div><div class="ttdoc">whether operator recording is on. </div><div class="ttdef"><b>Definition:</b> imperative.h:129</div></div> |
| <div class="ttc" id="namespacemxnet_html_a7cd7094ef222e9ae1f520c3b6a214398a001b85096e07108e174fe4c406368a26"><div class="ttname"><a href="namespacemxnet.html#a7cd7094ef222e9ae1f520c3b6a214398a001b85096e07108e174fe4c406368a26">mxnet::kNullOp</a></div><div class="ttdoc">no operation, do not write anything </div><div class="ttdef"><b>Definition:</b> op_attr_types.h:46</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_html_a2c1495dbdc4439fd534307fa981b77f0"><div class="ttname"><a href="classmxnet_1_1Imperative.html#a2c1495dbdc4439fd534307fa981b77f0">mxnet::Imperative::set_is_training</a></div><div class="ttdeci">bool set_is_training(bool is_train)</div><div class="ttdoc">turn on or turn off operator recording for autograd. </div><div class="ttdef"><b>Definition:</b> imperative.h:133</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_html_afa4950a3cf57431f1d0d639c3f7afa7d"><div class="ttname"><a href="classmxnet_1_1Imperative.html#afa4950a3cf57431f1d0d639c3f7afa7d">mxnet::Imperative::Backward</a></div><div class="ttdeci">std::vector< NDArray * > Backward(const std::vector< NDArray * > &outputs, const std::vector< NDArray * > &ograds, const std::vector< NDArray * > &variables, bool is_train, bool retain_graph, bool create_graph)</div><div class="ttdoc">compute the gradient of outputs w.r.t variables. </div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1AGInfo_html_ac1285664cc551c266fdc506fa8f8e8ad"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1AGInfo.html#ac1285664cc551c266fdc506fa8f8e8ad">mxnet::Imperative::AGInfo::Clear</a></div><div class="ttdeci">static void Clear(const nnvm::NodePtr &node)</div><div class="ttdef"><b>Definition:</b> imperative.h:52</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="classmxnet_1_1Imperative_html_ae3a1279e546061bf6062817c93dce0dc"><div class="ttname"><a href="classmxnet_1_1Imperative.html#ae3a1279e546061bf6062817c93dce0dc">mxnet::Imperative::Invoke</a></div><div class="ttdeci">OpStatePtr Invoke(const Context &default_ctx, const nnvm::NodeAttrs &attrs, const std::vector< NDArray * > &inputs, const std::vector< NDArray * > &outputs)</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1AGInfo_html_a30ae688e0b9e1b9fb506db3a4a7c23fe"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1AGInfo.html#a30ae688e0b9e1b9fb506db3a4a7c23fe">mxnet::Imperative::AGInfo::AGInfo</a></div><div class="ttdeci">AGInfo()</div><div class="ttdef"><b>Definition:</b> imperative.h:49</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1CachedOp_html_a5bf2c1e0f1f5d3830a6c165c6ea4c3eb"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1CachedOp.html#a5bf2c1e0f1f5d3830a6c165c6ea4c3eb">mxnet::Imperative::CachedOp::CachedOp</a></div><div class="ttdeci">CachedOp(const nnvm::Symbol &sym)</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="classmxnet_1_1Imperative_1_1AGInfo_html_a2ca114d69098860adc900ba5f54c4cb5"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1AGInfo.html#a2ca114d69098860adc900ba5f54c4cb5">mxnet::Imperative::AGInfo::outputs</a></div><div class="ttdeci">std::vector< NDArray > outputs</div><div class="ttdef"><b>Definition:</b> imperative.h:45</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="classmxnet_1_1Imperative_1_1AGInfo_html"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1AGInfo.html">mxnet::Imperative::AGInfo</a></div><div class="ttdef"><b>Definition:</b> imperative.h:40</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1CachedOp_html_a6a34a0a2ead5b38e27ad50a4f34dea0b"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1CachedOp.html#a6a34a0a2ead5b38e27ad50a4f34dea0b">mxnet::Imperative::CachedOp::num_backward_inputs</a></div><div class="ttdeci">uint32_t num_backward_inputs()</div><div class="ttdef"><b>Definition:</b> imperative.h:87</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_html_abc9227372b3d4f4b5ec8ed33ba6e68ad"><div class="ttname"><a href="classmxnet_1_1Imperative.html#abc9227372b3d4f4b5ec8ed33ba6e68ad">mxnet::Imperative::set_is_recording</a></div><div class="ttdeci">bool set_is_recording(bool is_recording)</div><div class="ttdoc">turn on or turn off operator recording for autograd. </div><div class="ttdef"><b>Definition:</b> imperative.h:143</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1CachedOp_html"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1CachedOp.html">mxnet::Imperative::CachedOp</a></div><div class="ttdef"><b>Definition:</b> imperative.h:78</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1CachedOp_html_ad6fb3783c488a25336b8860b41ec3b1e"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1CachedOp.html#ad6fb3783c488a25336b8860b41ec3b1e">mxnet::Imperative::CachedOp::Backward</a></div><div class="ttdeci">void Backward(const bool retain_graph, const OpStatePtr &state, const std::vector< NDArray * > &inputs, const std::vector< OpReqType > &reqs, const std::vector< NDArray * > &outputs)</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1AGInfo_html_aa98f7d65123fb64697769cfb952de310"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1AGInfo.html#aa98f7d65123fb64697769cfb952de310">mxnet::Imperative::AGInfo::fresh_out_grad</a></div><div class="ttdeci">bool fresh_out_grad</div><div class="ttdef"><b>Definition:</b> imperative.h:47</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1AGInfo_html_a027a81d4864241f12ae79388efd482da"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1AGInfo.html#a027a81d4864241f12ae79388efd482da">mxnet::Imperative::AGInfo::state</a></div><div class="ttdeci">OpStatePtr state</div><div class="ttdef"><b>Definition:</b> imperative.h:44</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1AGInfo_html_a694cd90f3a43ac0014fa4913da56c499"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1AGInfo.html#a694cd90f3a43ac0014fa4913da56c499">mxnet::Imperative::AGInfo::out_grads</a></div><div class="ttdeci">std::vector< NDArray > out_grads</div><div class="ttdef"><b>Definition:</b> imperative.h:46</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="classmxnet_1_1Imperative_html_a2b0f55c31882412c44468d8ba1a97fd1"><div class="ttname"><a href="classmxnet_1_1Imperative.html#a2b0f55c31882412c44468d8ba1a97fd1">mxnet::Imperative::RecordOp</a></div><div class="ttdeci">void RecordOp(nnvm::NodeAttrs &&attrs, const std::vector< NDArray * > &inputs, const std::vector< NDArray * > &outputs, const OpStatePtr &state=OpStatePtr(), std::vector< bool > *p_save_inputs=nullptr, std::vector< bool > *p_save_outputs=nullptr)</div><div class="ttdoc">to record operator, return corresponding node. </div></div> |
| <div class="ttc" id="namespacemxnet_html_ab54083e73557ebb63c021653da688810"><div class="ttname"><a href="namespacemxnet.html#ab54083e73557ebb63c021653da688810">mxnet::CachedOpPtr</a></div><div class="ttdeci">std::shared_ptr< Imperative::CachedOp > CachedOpPtr</div><div class="ttdef"><b>Definition:</b> imperative.h:214</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1AGInfo_html_ad1da7fe0f83dbe5eb89770460c985a64"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1AGInfo.html#ad1da7fe0f83dbe5eb89770460c985a64">mxnet::Imperative::AGInfo::grad_req</a></div><div class="ttdeci">OpReqType grad_req</div><div class="ttdef"><b>Definition:</b> imperative.h:43</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1AGInfo_html_afe2cb4d45bd32e40a86d2a49bfd20952"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1AGInfo.html#afe2cb4d45bd32e40a86d2a49bfd20952">mxnet::Imperative::AGInfo::ctx</a></div><div class="ttdeci">Context ctx</div><div class="ttdef"><b>Definition:</b> imperative.h:42</div></div> |
| <div class="ttc" id="namespacemxnet_html_a7cd7094ef222e9ae1f520c3b6a214398"><div class="ttname"><a href="namespacemxnet.html#a7cd7094ef222e9ae1f520c3b6a214398">mxnet::OpReqType</a></div><div class="ttdeci">OpReqType</div><div class="ttdoc">operation request type to Forward and Backward </div><div class="ttdef"><b>Definition:</b> op_attr_types.h:44</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1CachedOp_html_a8b527087601f6d043f8ef1983afe78cc"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1CachedOp.html#a8b527087601f6d043f8ef1983afe78cc">mxnet::Imperative::CachedOp::save_inputs</a></div><div class="ttdeci">std::vector< bool > & save_inputs()</div><div class="ttdef"><b>Definition:</b> imperative.h:90</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_html_adb41ed890acd4cbe672f088b0284fe84"><div class="ttname"><a href="classmxnet_1_1Imperative.html#adb41ed890acd4cbe672f088b0284fe84">mxnet::Imperative::InvokeOp</a></div><div class="ttdeci">OpStatePtr InvokeOp(const Context &ctx, const nnvm::NodeAttrs &attrs, const std::vector< NDArray * > &inputs, const std::vector< NDArray * > &outputs, const std::vector< OpReqType > &req, const DispatchMode dispatch_mode, OpStatePtr state=OpStatePtr())</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1AGInfo_html_ad5f1d672e9adc8c0be46cc4002c0aafc"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1AGInfo.html#ad5f1d672e9adc8c0be46cc4002c0aafc">mxnet::Imperative::AGInfo::IsVariable</a></div><div class="ttdeci">static bool IsVariable(const nnvm::NodePtr &node)</div><div class="ttdef"><b>Definition:</b> imperative.h:72</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_html_a55cc9d57cddd0aeae5771e1c7d72b00d"><div class="ttname"><a href="classmxnet_1_1Imperative.html#a55cc9d57cddd0aeae5771e1c7d72b00d">mxnet::Imperative::Get</a></div><div class="ttdeci">static Imperative * Get()</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_html"><div class="ttname"><a href="classmxnet_1_1Imperative.html">mxnet::Imperative</a></div><div class="ttdoc">runtime functions for NDArray </div><div class="ttdef"><b>Definition:</b> imperative.h:37</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1AGInfo_html_a8fae98f49d45ae32d885b3c0574a40db"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1AGInfo.html#a8fae98f49d45ae32d885b3c0574a40db">mxnet::Imperative::AGInfo::Get</a></div><div class="ttdeci">static AGInfo & Get(const nnvm::NodePtr &node)</div><div class="ttdef"><b>Definition:</b> imperative.h:59</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1CachedOp_html_a7b5ef16f1454140e3457670f8b57a61f"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1CachedOp.html#a7b5ef16f1454140e3457670f8b57a61f">mxnet::Imperative::CachedOp::mutable_input_nodes</a></div><div class="ttdeci">const std::unordered_set< uint32_t > & mutable_input_nodes()</div><div class="ttdef"><b>Definition:</b> imperative.h:96</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_html_aa8c469ce724fb0c0aa27078e84428416"><div class="ttname"><a href="classmxnet_1_1Imperative.html#aa8c469ce724fb0c0aa27078e84428416">mxnet::Imperative::MarkVariables</a></div><div class="ttdeci">void MarkVariables(const std::vector< NDArray * > &variables, const std::vector< mx_uint > &grad_reqs, const std::vector< NDArray * > &gradients)</div><div class="ttdoc">mark variables for computing gradients. </div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1CachedOp_html_a557a28c91c9020e6c5253e755a255706"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1CachedOp.html#a557a28c91c9020e6c5253e755a255706">mxnet::Imperative::CachedOp::num_inputs</a></div><div class="ttdeci">uint32_t num_inputs()</div><div class="ttdef"><b>Definition:</b> imperative.h:81</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="classmxnet_1_1Imperative_1_1CachedOp_html_ab2c76e6c130d7bf4a9e69708b32d93c1"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1CachedOp.html#ab2c76e6c130d7bf4a9e69708b32d93c1">mxnet::Imperative::CachedOp::GetForwardGraph</a></div><div class="ttdeci">nnvm::Graph GetForwardGraph(const bool recording, const std::vector< NDArray * > &inputs)</div></div> |
| <div class="ttc" id="classmxnet_1_1NDArray_html"><div class="ttname"><a href="classmxnet_1_1NDArray.html">mxnet::NDArray</a></div><div class="ttdoc">ndarray interface </div><div class="ttdef"><b>Definition:</b> ndarray.h:69</div></div> |
| <div class="ttc" id="classmxnet_1_1Imperative_1_1CachedOp_html_abba28b24be0fbd745d4a041c86aa2c8c"><div class="ttname"><a href="classmxnet_1_1Imperative_1_1CachedOp.html#abba28b24be0fbd745d4a041c86aa2c8c">mxnet::Imperative::CachedOp::save_outputs</a></div><div class="ttdeci">std::vector< bool > & save_outputs()</div><div class="ttdef"><b>Definition:</b> imperative.h:93</div></div> |
| <div class="ttc" id="classmxnet_1_1OpStatePtr_html"><div class="ttname"><a href="classmxnet_1_1OpStatePtr.html">mxnet::OpStatePtr</a></div><div class="ttdoc">Operator state. This is a pointer type, its content is mutable even if OpStatePtr is const...</div><div class="ttdef"><b>Definition:</b> op_attr_types.h:122</div></div> |
| </div><!-- fragment --></div><!-- contents --> |
| <!-- start footer part --> |
| <hr class="footer"/><address class="footer"><small> |
| Generated on Sat Oct 28 2017 08:21:17 for mxnet by <a href="http://www.doxygen.org/index.html"> |
| <img alt="doxygen" class="footer" src="doxygen.png"/> |
| </a> 1.8.6 |
| </small></address> |
| </body> |
| </html> |
