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<li class="navelem"><a class="el" href="dir_8cab8f464681f7cc51cee77e79a434cd.html">3rdparty</a></li><li class="navelem"><a class="el" href="dir_3e48ced36faa4eaa1b41f6d960bf0edb.html">mshadow</a></li><li class="navelem"><a class="el" href="dir_00b035bb2ad81894e6ad291054ea5f82.html">mshadow</a></li><li class="navelem"><a class="el" href="dir_9bd2a322a448ef0abedd860cb1ca3721.html">extension</a></li> </ul>
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<a href="implicit__gemm_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>&#160;</div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="preprocessor">#ifndef MSHADOW_EXTENSION_IMPLICIT_GEMM_H_</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="preprocessor">#define MSHADOW_EXTENSION_IMPLICIT_GEMM_H_</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;</div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#include &quot;../extension.h&quot;</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="preprocessor">#include &quot;../packet-inl.h&quot;</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;</div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacemshadow.html">mshadow</a> {</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="keyword">namespace </span>expr {</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> LhsExp, <span class="keyword">typename</span> RhsExp, <span class="keyword">typename</span> DType&gt;</div><div class="line"><a name="l00022"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html"> 22</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html">ImplicitGEMMExp</a>:</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; <span class="keyword">public</span> <a class="code" href="structmshadow_1_1expr_1_1Exp.html">Exp</a>&lt;ImplicitGEMMExp&lt;LhsExp, RhsExp, DType&gt;,</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; DType, type::kChainer&gt; {</div><div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a5bc9c26177407ccc872560b20fbb3d5f"> 26</a></span>&#160; <span class="keyword">const</span> LhsExp &amp;<a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a5bc9c26177407ccc872560b20fbb3d5f">lhs_</a>;</div><div class="line"><a name="l00028"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a012467415e838b426ba07db7ecd0a677"> 28</a></span>&#160; <span class="keyword">const</span> RhsExp &amp;<a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a012467415e838b426ba07db7ecd0a677">rhs_</a>;</div><div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a7ef84d7f53017173e983d59e9bf7ce7d"> 30</a></span>&#160; <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a7ef84d7f53017173e983d59e9bf7ce7d">prod_size_</a>;</div><div class="line"><a name="l00032"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#adc71663458f470b378529894a55db0b5"> 32</a></span>&#160; <a class="code" href="structmshadow_1_1Shape.html">Shape&lt;2&gt;</a> <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#adc71663458f470b378529894a55db0b5">shape_</a>;</div><div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#ad2c6095c1fa976f90dc462e18d77a1b9"> 34</a></span>&#160; <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#ad2c6095c1fa976f90dc462e18d77a1b9">ImplicitGEMMExp</a>(<span class="keyword">const</span> LhsExp &amp;lhs, <span class="keyword">const</span> RhsExp &amp;rhs)</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; : lhs_(lhs), rhs_(rhs) {</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; <a class="code" href="structmshadow_1_1Shape.html">Shape&lt;2&gt;</a> slhs = <a class="code" href="structmshadow_1_1expr_1_1ShapeCheck.html#af44e6a3b97cf3b245bc1b7ad4cacb306">ShapeCheck&lt;2, LhsExp&gt;::Check</a>(lhs_);</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <a class="code" href="structmshadow_1_1Shape.html">Shape&lt;2&gt;</a> srhs = <a class="code" href="structmshadow_1_1expr_1_1ShapeCheck.html#af44e6a3b97cf3b245bc1b7ad4cacb306">ShapeCheck&lt;2, RhsExp&gt;::Check</a>(rhs_);</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; this-&gt;shape_ = <a class="code" href="namespacemshadow.html#ad2853583180a7dbe9cbf6b0e15ae60ef">mshadow::Shape2</a>(slhs[0], srhs[1]);</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; prod_size_ = slhs[1];</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; }</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;};</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> LhsExp, <span class="keyword">typename</span> RhsExp, <span class="keyword">typename</span> DType, <span class="keywordtype">int</span> e1, <span class="keywordtype">int</span> e2&gt;</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="keyword">inline</span> <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html">ImplicitGEMMExp&lt;LhsExp, RhsExp, DType&gt;</a></div><div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="namespacemshadow_1_1expr.html#aef7b5fe2e264d0bb3a83de21836acd99"> 46</a></span>&#160;<a class="code" href="namespacemshadow_1_1expr.html#aef7b5fe2e264d0bb3a83de21836acd99">implicit_dot</a>(<span class="keyword">const</span> <a class="code" href="structmshadow_1_1expr_1_1Exp.html">Exp&lt;LhsExp, DType, e1&gt;</a> &amp;lhs,</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; <span class="keyword">const</span> <a class="code" href="structmshadow_1_1expr_1_1Exp.html">Exp&lt;RhsExp, DType, e2&gt;</a> &amp;rhs) {</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; <a class="code" href="structmshadow_1_1expr_1_1TypeCheckPass.html">TypeCheckPass&lt;ExpInfo&lt;LhsExp&gt;::kDim</a> == 2 &amp;&amp; <a class="code" href="structmshadow_1_1expr_1_1ExpInfo.html">ExpInfo&lt;RhsExp&gt;::kDim</a> == 2&gt;</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; ::Error_Expression_Does_Not_Meet_Dimension_Req();</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; <span class="keywordflow">return</span> <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html">ImplicitGEMMExp&lt;LhsExp, RhsExp, DType&gt;</a>(lhs.<a class="code" href="structmshadow_1_1expr_1_1Exp.html#a99e5454eca73df87ecf8b66d3b3470f5">self</a>(), rhs.<a class="code" href="structmshadow_1_1expr_1_1Exp.html#a99e5454eca73df87ecf8b66d3b3470f5">self</a>());</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;}</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;<span class="comment">//----------------------</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;<span class="comment">// Execution plan</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;<span class="comment">//----------------------</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> LhsExp, <span class="keyword">typename</span> RhsExp, <span class="keyword">typename</span> DType&gt;</div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1Plan_3_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_00_01DType_01_4.html"> 57</a></span>&#160;<span class="keyword">struct </span><a class="code" href="classmshadow_1_1expr_1_1Plan.html">Plan</a>&lt;<a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html">ImplicitGEMMExp</a>&lt;LhsExp, RhsExp, DType&gt;, DType&gt; {</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1Plan_3_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_00_01DType_01_4.html#aef0dd4a081ba8f361a9c97b555400b77"> 59</a></span>&#160; <span class="keyword">explicit</span> <a class="code" href="structmshadow_1_1expr_1_1Plan_3_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_00_01DType_01_4.html#aef0dd4a081ba8f361a9c97b555400b77">Plan</a>(<span class="keyword">const</span> <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html">ImplicitGEMMExp&lt;LhsExp, RhsExp, DType&gt;</a> &amp;e)</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; : <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a5bc9c26177407ccc872560b20fbb3d5f">lhs_</a>(<a class="code" href="namespacemshadow_1_1expr.html#aefd008a0bf012dc8fb99d9bbcca7a078">MakePlan</a>(e.<a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a5bc9c26177407ccc872560b20fbb3d5f">lhs_</a>)),</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a012467415e838b426ba07db7ecd0a677">rhs_</a>(<a class="code" href="namespacemshadow_1_1expr.html#aefd008a0bf012dc8fb99d9bbcca7a078">MakePlan</a>(e.<a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a012467415e838b426ba07db7ecd0a677">rhs_</a>)),</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a7ef84d7f53017173e983d59e9bf7ce7d">prod_size_</a>(e.<a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a7ef84d7f53017173e983d59e9bf7ce7d">prod_size_</a>),</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; prod_size_lower_align_(packet::<a class="code" href="namespacemshadow_1_1packet.html#aae366b300131f5212f480e9602ea232e">LowerAlign</a>&lt;DType, <a class="code" href="packet-inl_8h.html#a958737730f9e52e5d5b9cbab79ad357e">MSHADOW_DEFAULT_PACKET</a>&gt;(e.<a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a7ef84d7f53017173e983d59e9bf7ce7d">prod_size_</a>)) {</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; }</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;</div><div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1Plan_3_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_00_01DType_01_4.html#abc2ea68d5db7b87e15fbf32cdcad9dd5"> 66</a></span>&#160; <a class="code" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> DType <a class="code" href="structmshadow_1_1expr_1_1Plan_3_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_00_01DType_01_4.html#abc2ea68d5db7b87e15fbf32cdcad9dd5">Eval</a>(<a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> y, <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> x)<span class="keyword"> const </span>{</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; <span class="keyword">typedef</span> <a class="code" href="structmshadow_1_1packet_1_1Packet.html">packet::Packet&lt;DType&gt;</a> Packet;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; Packet sum = Packet::Fill(0);</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <span class="keyword">const</span> <span class="keywordtype">size_t</span> packetSize = Packet::size;</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; DType lhs_temp[packetSize], rhs_temp[packetSize];</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <span class="keywordflow">for</span> (<a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> i = 0; i &lt; prod_size_lower_align_; i += packetSize) {</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="comment">// unroll</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; <span class="keywordflow">for</span> (<a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> j = 0; j &lt; packetSize; ++j) {</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; lhs_temp[j] = <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a5bc9c26177407ccc872560b20fbb3d5f">lhs_</a>.Eval(y, i + j);</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; }</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; <span class="keywordflow">for</span> (<a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> j = 0; j &lt; packetSize; ++j) {</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; rhs_temp[j] = <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a012467415e838b426ba07db7ecd0a677">rhs_</a>.Eval(i + j, x);</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; }</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; sum = sum + Packet::LoadUnAligned(lhs_temp) * Packet::LoadUnAligned(rhs_temp);</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; }</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; DType ret_result = sum.Sum();</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160;</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; <span class="keywordflow">for</span> (<a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> i = prod_size_lower_align_; i &lt; <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a7ef84d7f53017173e983d59e9bf7ce7d">prod_size_</a>; ++i) {</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; ret_result += <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a5bc9c26177407ccc872560b20fbb3d5f">lhs_</a>.Eval(y, i) * <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a012467415e838b426ba07db7ecd0a677">rhs_</a>.Eval(i, x);</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; }</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <span class="keywordflow">return</span> ret_result;</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; }</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; <a class="code" href="classmshadow_1_1expr_1_1Plan.html">expr::Plan&lt;LhsExp, DType&gt;</a> <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a5bc9c26177407ccc872560b20fbb3d5f">lhs_</a>;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <a class="code" href="classmshadow_1_1expr_1_1Plan.html">expr::Plan&lt;RhsExp, DType&gt;</a> <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a012467415e838b426ba07db7ecd0a677">rhs_</a>;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a7ef84d7f53017173e983d59e9bf7ce7d">prod_size_</a>;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> prod_size_lower_align_;</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160;};</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> LhsExp, <span class="keyword">typename</span> RhsExp, <span class="keyword">typename</span> DType&gt;</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160;<span class="keyword">inline</span> <a class="code" href="classmshadow_1_1expr_1_1Plan.html">Plan&lt;ImplicitGEMMExp&lt;LhsExp, RhsExp, DType&gt;</a>, DType&gt;</div><div class="line"><a name="l00100"></a><span class="lineno"><a class="line" href="namespacemshadow_1_1expr.html#a31137eaaa2acbfd9379ec855504732e7"> 100</a></span>&#160;<a class="code" href="namespacemshadow_1_1expr.html#aefd008a0bf012dc8fb99d9bbcca7a078">MakePlan</a>(<span class="keyword">const</span> <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html">ImplicitGEMMExp&lt;LhsExp, RhsExp, DType&gt;</a> &amp;exp) {</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classmshadow_1_1expr_1_1Plan.html">Plan&lt;ImplicitGEMMExp&lt;LhsExp, RhsExp, DType&gt;</a>, DType&gt;(exp);</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160;}</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;<span class="keyword">template</span>&lt;<span class="keywordtype">int</span> dim, <span class="keyword">typename</span> LhsExp, <span class="keyword">typename</span> RhsExp, <span class="keyword">typename</span> DType&gt;</div><div class="line"><a name="l00106"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1ShapeCheck_3_01dim_00_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_01_4.html"> 106</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structmshadow_1_1expr_1_1ShapeCheck.html">ShapeCheck</a>&lt;dim, <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html">ImplicitGEMMExp</a>&lt;LhsExp, RhsExp, DType&gt; &gt; {</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="keyword">inline</span> <span class="keyword">static</span> <a class="code" href="structmshadow_1_1Shape.html">Shape&lt;dim&gt;</a></div><div class="line"><a name="l00108"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1ShapeCheck_3_01dim_00_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_01_4.html#a6eac94d02bbba7f51f5251313703c9d5"> 108</a></span>&#160; <a class="code" href="structmshadow_1_1expr_1_1ShapeCheck_3_01dim_00_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_01_4.html#a6eac94d02bbba7f51f5251313703c9d5">Check</a>(<span class="keyword">const</span> <a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html">ImplicitGEMMExp&lt;LhsExp, RhsExp, DType&gt;</a> &amp;t) {</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; CHECK(dim == 2)</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; &lt;&lt; <span class="stringliteral">&quot;ImplicitGEMMExp only support 2 dimension&quot;</span>;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; <a class="code" href="structmshadow_1_1Shape.html">Shape&lt;dim&gt;</a> shape1 = <a class="code" href="structmshadow_1_1expr_1_1ShapeCheck.html#af44e6a3b97cf3b245bc1b7ad4cacb306">ShapeCheck&lt;dim, LhsExp&gt;::Check</a>(t.<a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a5bc9c26177407ccc872560b20fbb3d5f">lhs_</a>);</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; <a class="code" href="structmshadow_1_1Shape.html">Shape&lt;dim&gt;</a> shape2 = <a class="code" href="structmshadow_1_1expr_1_1ShapeCheck.html#af44e6a3b97cf3b245bc1b7ad4cacb306">ShapeCheck&lt;dim, RhsExp&gt;::Check</a>(t.<a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a012467415e838b426ba07db7ecd0a677">rhs_</a>);</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; CHECK_EQ(shape1[1], shape2[0])</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; &lt;&lt; <span class="stringliteral">&quot;implicit_dot The matrix shape do not match&quot;</span>;</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; <span class="keywordflow">return</span> t.<a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#adc71663458f470b378529894a55db0b5">shape_</a>;</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; }</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160;};</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160;</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> LhsExp, <span class="keyword">typename</span> RhsExp, <span class="keyword">typename</span> DType&gt;</div><div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1ExpInfo_3_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_01_4.html"> 120</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structmshadow_1_1expr_1_1ExpInfo.html">ExpInfo</a>&lt;<a class="code" href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html">ImplicitGEMMExp</a>&lt;LhsExp, RhsExp, DType&gt; &gt; {</div><div class="line"><a name="l00121"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1ExpInfo_3_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_01_4.html#a3cf34441d29b03e9f7bb3e7ee39e9cad"> 121</a></span>&#160; <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> kDim = 2;</div><div class="line"><a name="l00122"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1ExpInfo_3_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_01_4.html#ae6d8c4d9b0961ad059e88da8d8db7ddd"> 122</a></span>&#160; <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> kDevMask = <a class="code" href="structmshadow_1_1expr_1_1ExpInfo.html">ExpInfo&lt;LhsExp&gt;::kDevMask</a> &amp; <a class="code" href="structmshadow_1_1expr_1_1ExpInfo.html">ExpInfo&lt;RhsExp&gt;::kDevMask</a>;</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160;};</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160;</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160;} <span class="comment">// namespace expr</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160;} <span class="comment">// namespace mshadow</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160;<span class="preprocessor">#endif // MSHADOW_EXTENSION_IMPLICIT_GEMM_H_</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160;</div><div class="ttc" id="structmshadow_1_1expr_1_1ImplicitGEMMExp_html_ad2c6095c1fa976f90dc462e18d77a1b9"><div class="ttname"><a href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#ad2c6095c1fa976f90dc462e18d77a1b9">mshadow::expr::ImplicitGEMMExp::ImplicitGEMMExp</a></div><div class="ttdeci">ImplicitGEMMExp(const LhsExp &amp;lhs, const RhsExp &amp;rhs)</div><div class="ttdoc">constructor </div><div class="ttdef"><b>Definition:</b> implicit_gemm.h:34</div></div>
<div class="ttc" id="namespacemshadow_1_1expr_html_aef7b5fe2e264d0bb3a83de21836acd99"><div class="ttname"><a href="namespacemshadow_1_1expr.html#aef7b5fe2e264d0bb3a83de21836acd99">mshadow::expr::implicit_dot</a></div><div class="ttdeci">ImplicitGEMMExp&lt; LhsExp, RhsExp, DType &gt; implicit_dot(const Exp&lt; LhsExp, DType, e1 &gt; &amp;lhs, const Exp&lt; RhsExp, DType, e2 &gt; &amp;rhs)</div><div class="ttdef"><b>Definition:</b> implicit_gemm.h:46</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1ShapeCheck_3_01dim_00_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_01_4_html_a6eac94d02bbba7f51f5251313703c9d5"><div class="ttname"><a href="structmshadow_1_1expr_1_1ShapeCheck_3_01dim_00_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_01_4.html#a6eac94d02bbba7f51f5251313703c9d5">mshadow::expr::ShapeCheck&lt; dim, ImplicitGEMMExp&lt; LhsExp, RhsExp, DType &gt; &gt;::Check</a></div><div class="ttdeci">static Shape&lt; dim &gt; Check(const ImplicitGEMMExp&lt; LhsExp, RhsExp, DType &gt; &amp;t)</div><div class="ttdef"><b>Definition:</b> implicit_gemm.h:108</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1ImplicitGEMMExp_html_a7ef84d7f53017173e983d59e9bf7ce7d"><div class="ttname"><a href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a7ef84d7f53017173e983d59e9bf7ce7d">mshadow::expr::ImplicitGEMMExp::prod_size_</a></div><div class="ttdeci">index_t prod_size_</div><div class="ttdoc">internal production size </div><div class="ttdef"><b>Definition:</b> implicit_gemm.h:30</div></div>
<div class="ttc" id="classmshadow_1_1expr_1_1Plan_html"><div class="ttname"><a href="classmshadow_1_1expr_1_1Plan.html">mshadow::expr::Plan</a></div><div class="ttdef"><b>Definition:</b> expr_engine-inl.h:40</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1TypeCheckPass_html"><div class="ttname"><a href="structmshadow_1_1expr_1_1TypeCheckPass.html">mshadow::expr::TypeCheckPass</a></div><div class="ttdoc">used to help static type check </div><div class="ttdef"><b>Definition:</b> expr_engine-inl.h:312</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1ImplicitGEMMExp_html_a012467415e838b426ba07db7ecd0a677"><div class="ttname"><a href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a012467415e838b426ba07db7ecd0a677">mshadow::expr::ImplicitGEMMExp::rhs_</a></div><div class="ttdeci">const RhsExp &amp; rhs_</div><div class="ttdoc">rhs operand </div><div class="ttdef"><b>Definition:</b> implicit_gemm.h:28</div></div>
<div class="ttc" id="structmshadow_1_1Shape_html"><div class="ttname"><a href="structmshadow_1_1Shape.html">mshadow::Shape&lt; 2 &gt;</a></div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1ShapeCheck_html_af44e6a3b97cf3b245bc1b7ad4cacb306"><div class="ttname"><a href="structmshadow_1_1expr_1_1ShapeCheck.html#af44e6a3b97cf3b245bc1b7ad4cacb306">mshadow::expr::ShapeCheck::Check</a></div><div class="ttdeci">static Shape&lt; dim &gt; Check(const E &amp;t)</div></div>
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<div class="ttc" id="structmshadow_1_1expr_1_1ImplicitGEMMExp_html_adc71663458f470b378529894a55db0b5"><div class="ttname"><a href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#adc71663458f470b378529894a55db0b5">mshadow::expr::ImplicitGEMMExp::shape_</a></div><div class="ttdeci">Shape&lt; 2 &gt; shape_</div><div class="ttdoc">the shape of this expression </div><div class="ttdef"><b>Definition:</b> implicit_gemm.h:32</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1ExpInfo_html"><div class="ttname"><a href="structmshadow_1_1expr_1_1ExpInfo.html">mshadow::expr::ExpInfo</a></div><div class="ttdoc">static type inference template, used to get the dimension of each expression, if ExpInfo&lt;E&gt;::kDim == ...</div><div class="ttdef"><b>Definition:</b> expr_engine-inl.h:244</div></div>
<div class="ttc" id="namespacemshadow_html_adcbc2e1131386fccb1474b0bdf045926"><div class="ttname"><a href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">mshadow::index_t</a></div><div class="ttdeci">int32_t index_t</div><div class="ttdoc">type that will be used for index </div><div class="ttdef"><b>Definition:</b> base.h:291</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1ShapeCheck_html"><div class="ttname"><a href="structmshadow_1_1expr_1_1ShapeCheck.html">mshadow::expr::ShapeCheck</a></div><div class="ttdoc">runtime shape checking template get the shape of an expression, report error if shape mismatch ...</div><div class="ttdef"><b>Definition:</b> expr_engine-inl.h:346</div></div>
<div class="ttc" id="namespacemshadow_html_ad2853583180a7dbe9cbf6b0e15ae60ef"><div class="ttname"><a href="namespacemshadow.html#ad2853583180a7dbe9cbf6b0e15ae60ef">mshadow::Shape2</a></div><div class="ttdeci">MSHADOW_XINLINE Shape&lt; 2 &gt; Shape2(index_t s0, index_t s1)</div><div class="ttdoc">construct a two dimension shape, stride will equal s0 </div><div class="ttdef"><b>Definition:</b> tensor.h:198</div></div>
<div class="ttc" id="namespacemshadow_1_1packet_html_aae366b300131f5212f480e9602ea232e"><div class="ttname"><a href="namespacemshadow_1_1packet.html#aae366b300131f5212f480e9602ea232e">mshadow::packet::LowerAlign</a></div><div class="ttdeci">index_t LowerAlign(index_t size)</div><div class="ttdoc">get lower bound of aligned index of size </div><div class="ttdef"><b>Definition:</b> packet-inl.h:124</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1ImplicitGEMMExp_html_a5bc9c26177407ccc872560b20fbb3d5f"><div class="ttname"><a href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html#a5bc9c26177407ccc872560b20fbb3d5f">mshadow::expr::ImplicitGEMMExp::lhs_</a></div><div class="ttdeci">const LhsExp &amp; lhs_</div><div class="ttdoc">lhs operand </div><div class="ttdef"><b>Definition:</b> implicit_gemm.h:26</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1Exp_html"><div class="ttname"><a href="structmshadow_1_1expr_1_1Exp.html">mshadow::expr::Exp</a></div><div class="ttdoc">defines how expression exp can be evaluated and stored into dst </div><div class="ttdef"><b>Definition:</b> expression.h:61</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1Exp_html_a99e5454eca73df87ecf8b66d3b3470f5"><div class="ttname"><a href="structmshadow_1_1expr_1_1Exp.html#a99e5454eca73df87ecf8b66d3b3470f5">mshadow::expr::Exp::self</a></div><div class="ttdeci">const SubType &amp; self(void) const </div><div class="ttdef"><b>Definition:</b> expression.h:64</div></div>
<div class="ttc" id="namespacemshadow_1_1expr_html_aefd008a0bf012dc8fb99d9bbcca7a078"><div class="ttname"><a href="namespacemshadow_1_1expr.html#aefd008a0bf012dc8fb99d9bbcca7a078">mshadow::expr::MakePlan</a></div><div class="ttdeci">Plan&lt; BinaryMapExp&lt; OP, TA, TB, DType, etype &gt;, DType &gt; MakePlan(const BinaryMapExp&lt; OP, TA, TB, DType, etype &gt; &amp;e)</div><div class="ttdef"><b>Definition:</b> expr_engine-inl.h:221</div></div>
<div class="ttc" id="namespacemshadow_html"><div class="ttname"><a href="namespacemshadow.html">mshadow</a></div><div class="ttdoc">namespace for mshadow </div><div class="ttdef"><b>Definition:</b> base.h:282</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1Plan_3_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_00_01DType_01_4_html_aef0dd4a081ba8f361a9c97b555400b77"><div class="ttname"><a href="structmshadow_1_1expr_1_1Plan_3_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_00_01DType_01_4.html#aef0dd4a081ba8f361a9c97b555400b77">mshadow::expr::Plan&lt; ImplicitGEMMExp&lt; LhsExp, RhsExp, DType &gt;, DType &gt;::Plan</a></div><div class="ttdeci">Plan(const ImplicitGEMMExp&lt; LhsExp, RhsExp, DType &gt; &amp;e)</div><div class="ttdef"><b>Definition:</b> implicit_gemm.h:59</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1ImplicitGEMMExp_html"><div class="ttname"><a href="structmshadow_1_1expr_1_1ImplicitGEMMExp.html">mshadow::expr::ImplicitGEMMExp</a></div><div class="ttdoc">Matrix multiplication. </div><div class="ttdef"><b>Definition:</b> implicit_gemm.h:22</div></div>
<div class="ttc" id="structmshadow_1_1expr_1_1Plan_3_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_00_01DType_01_4_html_abc2ea68d5db7b87e15fbf32cdcad9dd5"><div class="ttname"><a href="structmshadow_1_1expr_1_1Plan_3_01ImplicitGEMMExp_3_01LhsExp_00_01RhsExp_00_01DType_01_4_00_01DType_01_4.html#abc2ea68d5db7b87e15fbf32cdcad9dd5">mshadow::expr::Plan&lt; ImplicitGEMMExp&lt; LhsExp, RhsExp, DType &gt;, DType &gt;::Eval</a></div><div class="ttdeci">MSHADOW_XINLINE DType Eval(index_t y, index_t x) const </div><div class="ttdef"><b>Definition:</b> implicit_gemm.h:66</div></div>
<div class="ttc" id="packet-inl_8h_html_a958737730f9e52e5d5b9cbab79ad357e"><div class="ttname"><a href="packet-inl_8h.html#a958737730f9e52e5d5b9cbab79ad357e">MSHADOW_DEFAULT_PACKET</a></div><div class="ttdeci">#define MSHADOW_DEFAULT_PACKET</div><div class="ttdef"><b>Definition:</b> packet-inl.h:29</div></div>
<div class="ttc" id="structmshadow_1_1packet_1_1Packet_html"><div class="ttname"><a href="structmshadow_1_1packet_1_1Packet.html">mshadow::packet::Packet</a></div><div class="ttdoc">Generic packet type. </div><div class="ttdef"><b>Definition:</b> packet-inl.h:41</div></div>
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