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<div class="title">TensorHandle.cpp</div> </div>
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<a href="_tensor_handle_8cpp.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;<span class="comment">//</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">// Copyright © 2021 Arm Ltd and Contributors. All rights reserved.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">// SPDX-License-Identifier: MIT</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="_exceptions_8hpp.html">armnn/Exceptions.hpp</a>&gt;</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="_ignore_unused_8hpp.html">armnn/utility/IgnoreUnused.hpp</a>&gt;</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160; </div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="_tensor_handle_8hpp.html">armnn/backends/TensorHandle.hpp</a>&gt;</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 &lt;cstring&gt;</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160; </div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacearmnn.html">armnn</a></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;{</div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160; </div>
<div class="line"><a name="l00015"></a><span class="lineno"><a class="line" href="namespacearmnn.html#a36e8f52330a21eeab3cc7c4e030f3583"> 15</a></span>&#160;<a class="code" href="classarmnn_1_1_tensor_shape.html">TensorShape</a> <a class="code" href="namespacearmnn.html#a36e8f52330a21eeab3cc7c4e030f3583">GetUnpaddedTensorStrides</a>(<span class="keyword">const</span> <a class="code" href="classarmnn_1_1_tensor_info.html">TensorInfo</a>&amp; tensorInfo)</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;{</div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160; <a class="code" href="classarmnn_1_1_tensor_shape.html">TensorShape</a> shape(tensorInfo.<a class="code" href="classarmnn_1_1_tensor_info.html#a8b5d0f8a24e9d9238f412260a552acf8">GetShape</a>());</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160; <span class="keyword">auto</span> size = <a class="code" href="namespacearmnn.html#aa02b9e06fb20fa3c13da0427e6ee5ab2">GetDataTypeSize</a>(tensorInfo.<a class="code" href="classarmnn_1_1_tensor_info.html#aea909c7327109228ef618d459015def3">GetDataType</a>());</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160; <span class="keyword">auto</span> runningSize = size;</div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160; std::vector&lt;unsigned int&gt; strides(shape.<a class="code" href="classarmnn_1_1_tensor_shape.html#a157e27d41e9f6b21f0d3c025fa47dc24">GetNumDimensions</a>());</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160; <span class="keyword">auto</span> lastIdx = shape.<a class="code" href="classarmnn_1_1_tensor_shape.html#a157e27d41e9f6b21f0d3c025fa47dc24">GetNumDimensions</a>()-1;</div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i=0; i &lt; lastIdx ; i++)</div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; {</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; strides[lastIdx-i] = runningSize;</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; runningSize *= shape[lastIdx-i];</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; }</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; strides[0] = runningSize;</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classarmnn_1_1_tensor_shape.html">TensorShape</a>(shape.<a class="code" href="classarmnn_1_1_tensor_shape.html#a157e27d41e9f6b21f0d3c025fa47dc24">GetNumDimensions</a>(), strides.data());</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;}</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; </div>
<div class="line"><a name="l00031"></a><span class="lineno"><a class="line" href="classarmnn_1_1_const_tensor_handle.html#a08bd4bf32ba8d09c21de0457e78b1a93"> 31</a></span>&#160;<a class="code" href="classarmnn_1_1_const_tensor_handle.html#a08bd4bf32ba8d09c21de0457e78b1a93">ConstTensorHandle::ConstTensorHandle</a>(<span class="keyword">const</span> <a class="code" href="classarmnn_1_1_tensor_info.html">TensorInfo</a>&amp; tensorInfo)</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;: m_TensorInfo(tensorInfo)</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;, m_Memory(nullptr)</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;{</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;}</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; </div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="keyword">template</span> &lt;&gt;</div>
<div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="classarmnn_1_1_const_tensor_handle.html#a8faf443b026b17e61779734bd2b45d12"> 38</a></span>&#160;<span class="keyword">const</span> <span class="keywordtype">void</span>* ConstTensorHandle::GetConstTensor&lt;void&gt;()<span class="keyword"> const</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="keywordflow">return</span> m_Memory;</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"><a class="line" href="classarmnn_1_1_tensor_handle.html#adb815c65867e3125bfcdf545502e491a"> 43</a></span>&#160;<a class="code" href="classarmnn_1_1_tensor_handle.html#adb815c65867e3125bfcdf545502e491a">TensorHandle::TensorHandle</a>(<span class="keyword">const</span> <a class="code" href="classarmnn_1_1_tensor_info.html">TensorInfo</a>&amp; tensorInfo)</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;: <a class="code" href="classarmnn_1_1_const_tensor_handle.html">ConstTensorHandle</a>(tensorInfo)</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;, m_MutableMemory(nullptr)</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;{</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;}</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; </div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;<span class="keyword">template</span> &lt;&gt;</div>
<div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="classarmnn_1_1_tensor_handle.html#ac1e740b316dcd4f95d2031bc811f8e77"> 50</a></span>&#160;<span class="keywordtype">void</span>* TensorHandle::GetTensor&lt;void&gt;()<span class="keyword"> const</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; <span class="keywordflow">return</span> m_MutableMemory;</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;}</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; </div>
<div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="classarmnn_1_1_scoped_tensor_handle.html#aa70cd67dc8679c1b1f532fc05cb85f36"> 55</a></span>&#160;<a class="code" href="classarmnn_1_1_scoped_tensor_handle.html#aa70cd67dc8679c1b1f532fc05cb85f36">ScopedTensorHandle::ScopedTensorHandle</a>(<span class="keyword">const</span> <a class="code" href="classarmnn_1_1_tensor_info.html">TensorInfo</a>&amp; tensorInfo)</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;: <a class="code" href="classarmnn_1_1_tensor_handle.html">TensorHandle</a>(tensorInfo)</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;{</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;}</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; </div>
<div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="classarmnn_1_1_scoped_tensor_handle.html#afad050f38a14f02af79e6703d4fe7175"> 60</a></span>&#160;<a class="code" href="classarmnn_1_1_scoped_tensor_handle.html#aa70cd67dc8679c1b1f532fc05cb85f36">ScopedTensorHandle::ScopedTensorHandle</a>(<span class="keyword">const</span> <a class="code" href="classarmnn_1_1_const_tensor.html">ConstTensor</a>&amp; tensor)</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;: <a class="code" href="classarmnn_1_1_scoped_tensor_handle.html">ScopedTensorHandle</a>(tensor.GetInfo())</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;{</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; CopyFrom(tensor.<a class="code" href="classarmnn_1_1_base_tensor.html#aa81f67ac64f0c249e26499600c45d996">GetMemoryArea</a>(), tensor.<a class="code" href="classarmnn_1_1_base_tensor.html#abcbdfb544ece4c31d0b37715ad0f3be0">GetNumBytes</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="classarmnn_1_1_scoped_tensor_handle.html#a43dd3ce58fc8e07a46d179fabcadff42"> 66</a></span>&#160;<a class="code" href="classarmnn_1_1_scoped_tensor_handle.html#aa70cd67dc8679c1b1f532fc05cb85f36">ScopedTensorHandle::ScopedTensorHandle</a>(<span class="keyword">const</span> <a class="code" href="classarmnn_1_1_const_tensor_handle.html">ConstTensorHandle</a>&amp; tensorHandle)</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;: <a class="code" href="classarmnn_1_1_scoped_tensor_handle.html">ScopedTensorHandle</a>(tensorHandle.<a class="code" href="namespacearmnn.html#aa815fde54f6d8e8aa5b4f0301cf4178b">GetTensorInfo</a>())</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;{</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; CopyFrom(tensorHandle.<a class="code" href="classarmnn_1_1_const_tensor_handle.html#a3a76fc8b348e13d5a6ac1240c96ebef4">GetConstTensor</a>&lt;<span class="keywordtype">void</span>&gt;(), tensorHandle.<a class="code" href="classarmnn_1_1_const_tensor_handle.html#a66e8f43a5b42b500871ed96e15419567">GetTensorInfo</a>().<a class="code" href="classarmnn_1_1_tensor_info.html#abcbdfb544ece4c31d0b37715ad0f3be0">GetNumBytes</a>());</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;}</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; </div>
<div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="classarmnn_1_1_scoped_tensor_handle.html#adae1153cc6727c4d5d7346a33d12a659"> 72</a></span>&#160;<a class="code" href="classarmnn_1_1_scoped_tensor_handle.html#aa70cd67dc8679c1b1f532fc05cb85f36">ScopedTensorHandle::ScopedTensorHandle</a>(<span class="keyword">const</span> <a class="code" href="classarmnn_1_1_scoped_tensor_handle.html">ScopedTensorHandle</a>&amp; other)</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;: <a class="code" href="classarmnn_1_1_tensor_handle.html">TensorHandle</a>(other.<a class="code" href="namespacearmnn.html#aa815fde54f6d8e8aa5b4f0301cf4178b">GetTensorInfo</a>())</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;{</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; CopyFrom(other);</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;}</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"><a class="line" href="classarmnn_1_1_scoped_tensor_handle.html#abb0bce07a52fa77c268595260af2073f"> 78</a></span>&#160;<a class="code" href="classarmnn_1_1_scoped_tensor_handle.html">ScopedTensorHandle</a>&amp; <a class="code" href="classarmnn_1_1_scoped_tensor_handle.html#abb0bce07a52fa77c268595260af2073f">ScopedTensorHandle::operator=</a>(<span class="keyword">const</span> <a class="code" href="classarmnn_1_1_scoped_tensor_handle.html">ScopedTensorHandle</a>&amp; other)</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;{</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; ::operator <span class="keyword">delete</span>(GetTensor&lt;void&gt;());</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <a class="code" href="classarmnn_1_1_tensor_handle.html#a0feac8591ac1a88993aa3278b24dcb57">SetMemory</a>(<span class="keyword">nullptr</span>);</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; CopyFrom(other);</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; <span class="keywordflow">return</span> *<span class="keyword">this</span>;</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; </div>
<div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="classarmnn_1_1_scoped_tensor_handle.html#ae24cd57521cafb0474021168114c67e7"> 86</a></span>&#160;<a class="code" href="classarmnn_1_1_scoped_tensor_handle.html#ae24cd57521cafb0474021168114c67e7">ScopedTensorHandle::~ScopedTensorHandle</a>()</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; ::operator <span class="keyword">delete</span>(GetTensor&lt;void&gt;());</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"><a class="line" href="classarmnn_1_1_scoped_tensor_handle.html#a8518772c5d692e334a76617582b10b92"> 91</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classarmnn_1_1_scoped_tensor_handle.html#a8518772c5d692e334a76617582b10b92">ScopedTensorHandle::Allocate</a>()</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;{</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <span class="keywordflow">if</span> (GetTensor&lt;void&gt;() == <span class="keyword">nullptr</span>)</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; {</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <a class="code" href="classarmnn_1_1_tensor_handle.html#a0feac8591ac1a88993aa3278b24dcb57">SetMemory</a>(::<span class="keyword">operator</span> <span class="keyword">new</span>(<a class="code" href="classarmnn_1_1_const_tensor_handle.html#a66e8f43a5b42b500871ed96e15419567">GetTensorInfo</a>().GetNumBytes()));</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; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; {</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <span class="keywordflow">throw</span> <a class="code" href="classarmnn_1_1_invalid_argument_exception.html">InvalidArgumentException</a>(<span class="stringliteral">&quot;TensorHandle::Allocate Trying to allocate a TensorHandle&quot;</span></div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <span class="stringliteral">&quot;that already has allocated memory.&quot;</span>);</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; }</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;<span class="keywordtype">void</span> ScopedTensorHandle::CopyOutTo(<span class="keywordtype">void</span>* memory)<span class="keyword"> const</span></div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; <span class="keyword">const</span> <span class="keywordtype">void</span>* src = GetTensor&lt;void&gt;();</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="keywordflow">if</span> (src == <span class="keyword">nullptr</span>)</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; {</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keywordflow">throw</span> <a class="code" href="classarmnn_1_1_null_pointer_exception.html">NullPointerException</a>(<span class="stringliteral">&quot;TensorHandle::CopyOutTo called with a null src pointer&quot;</span>);</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; }</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; <span class="keywordflow">if</span> (memory == <span class="keyword">nullptr</span>)</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; {</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; <span class="keywordflow">throw</span> NullPointerException(<span class="stringliteral">&quot;TensorHandle::CopyOutTo called with a null dest pointer&quot;</span>);</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; }</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; memcpy(memory, src, <a class="code" href="classarmnn_1_1_const_tensor_handle.html#a66e8f43a5b42b500871ed96e15419567">GetTensorInfo</a>().GetNumBytes());</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;<span class="keywordtype">void</span> ScopedTensorHandle::CopyInFrom(<span class="keyword">const</span> <span class="keywordtype">void</span>* memory)</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;{</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; <span class="keywordtype">void</span>* dest = GetTensor&lt;void&gt;();</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; <span class="keywordflow">if</span> (dest == <span class="keyword">nullptr</span>)</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; {</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="keywordflow">throw</span> NullPointerException(<span class="stringliteral">&quot;TensorHandle::CopyInFrom called with a null dest pointer&quot;</span>);</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="keywordflow">if</span> (memory == <span class="keyword">nullptr</span>)</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; {</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <span class="keywordflow">throw</span> NullPointerException(<span class="stringliteral">&quot;TensorHandle::CopyInFrom called with a null src pointer&quot;</span>);</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; }</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; memcpy(dest, memory, <a class="code" href="classarmnn_1_1_const_tensor_handle.html#a66e8f43a5b42b500871ed96e15419567">GetTensorInfo</a>().GetNumBytes());</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;}</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; </div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160;<span class="keywordtype">void</span> ScopedTensorHandle::CopyFrom(<span class="keyword">const</span> ScopedTensorHandle&amp; other)</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160;{</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; CopyFrom(other.GetTensor&lt;<span class="keywordtype">void</span>&gt;(), other.GetTensorInfo().GetNumBytes());</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160;}</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; </div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160;<span class="keywordtype">void</span> ScopedTensorHandle::CopyFrom(<span class="keyword">const</span> <span class="keywordtype">void</span>* srcMemory, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> numBytes)</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160;{</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <span class="keywordflow">if</span> (GetTensor&lt;void&gt;() != <span class="keyword">nullptr</span>)</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; {</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="keywordflow">throw</span> NullPointerException(<span class="stringliteral">&quot;TensorHandle::CopyFrom called on an already allocated TensorHandle&quot;</span>);</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; }</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="classarmnn_1_1_const_tensor_handle.html#a66e8f43a5b42b500871ed96e15419567">GetTensorInfo</a>().GetNumBytes() != numBytes)</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; {</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; std::stringstream msg;</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; msg &lt;&lt; <span class="stringliteral">&quot;TensorHandle:CopyFrom: Number of bytes in the tensor info (&quot;</span> &lt;&lt; <a class="code" href="classarmnn_1_1_const_tensor_handle.html#a66e8f43a5b42b500871ed96e15419567">GetTensorInfo</a>().<a class="code" href="classarmnn_1_1_tensor_info.html#abcbdfb544ece4c31d0b37715ad0f3be0">GetNumBytes</a>() &lt;&lt;</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="stringliteral">&quot;) does not match the number of bytes being copied (&quot;</span> &lt;&lt; numBytes &lt;&lt; <span class="stringliteral">&quot;)&quot;</span>;</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; <span class="keywordflow">throw</span> <a class="code" href="classarmnn_1_1_exception.html">armnn::Exception</a>(msg.str());</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; }</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; </div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="keywordflow">if</span> (srcMemory)</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; {</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <a class="code" href="classarmnn_1_1_scoped_tensor_handle.html#a8518772c5d692e334a76617582b10b92">Allocate</a>();</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; memcpy(GetTensor&lt;void&gt;(), srcMemory, numBytes);</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; }</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160;}</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; </div>
<div class="line"><a name="l00158"></a><span class="lineno"><a class="line" href="classarmnn_1_1_passthrough_tensor_handle.html#a8518772c5d692e334a76617582b10b92"> 158</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classarmnn_1_1_passthrough_tensor_handle.html#a8518772c5d692e334a76617582b10b92">PassthroughTensorHandle::Allocate</a>()</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;{</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; <span class="keywordflow">throw</span> <a class="code" href="classarmnn_1_1_invalid_argument_exception.html">InvalidArgumentException</a>(<span class="stringliteral">&quot;PassthroughTensorHandle::Allocate() should never be called&quot;</span>);</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;}</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; </div>
<div class="line"><a name="l00163"></a><span class="lineno"><a class="line" href="classarmnn_1_1_const_passthrough_tensor_handle.html#a8518772c5d692e334a76617582b10b92"> 163</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classarmnn_1_1_const_passthrough_tensor_handle.html#a8518772c5d692e334a76617582b10b92">ConstPassthroughTensorHandle::Allocate</a>()</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160;{</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; <span class="keywordflow">throw</span> <a class="code" href="classarmnn_1_1_invalid_argument_exception.html">InvalidArgumentException</a>(<span class="stringliteral">&quot;ConstPassthroughTensorHandle::Allocate() should never be called&quot;</span>);</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160;}</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; </div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160;} <span class="comment">// namespace armnn</span></div>
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</div><!-- doc-content -->
<div class="ttc" id="aclassarmnn_1_1_scoped_tensor_handle_html_ae24cd57521cafb0474021168114c67e7"><div class="ttname"><a href="classarmnn_1_1_scoped_tensor_handle.html#ae24cd57521cafb0474021168114c67e7">armnn::ScopedTensorHandle::~ScopedTensorHandle</a></div><div class="ttdeci">~ScopedTensorHandle()</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_handle_8cpp_source.html#l00086">TensorHandle.cpp:86</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_base_tensor_html_aa81f67ac64f0c249e26499600c45d996"><div class="ttname"><a href="classarmnn_1_1_base_tensor.html#aa81f67ac64f0c249e26499600c45d996">armnn::BaseTensor::GetMemoryArea</a></div><div class="ttdeci">MemoryType GetMemoryArea() const</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_8hpp_source.html#l00307">Tensor.hpp:307</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_tensor_info_html_abcbdfb544ece4c31d0b37715ad0f3be0"><div class="ttname"><a href="classarmnn_1_1_tensor_info.html#abcbdfb544ece4c31d0b37715ad0f3be0">armnn::TensorInfo::GetNumBytes</a></div><div class="ttdeci">unsigned int GetNumBytes() const</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_8cpp_source.html#l00427">Tensor.cpp:427</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_const_tensor_handle_html"><div class="ttname"><a href="classarmnn_1_1_const_tensor_handle.html">armnn::ConstTensorHandle</a></div><div class="ttdef"><b>Definition:</b> <a href="_tensor_handle_8hpp_source.html#l00024">TensorHandle.hpp:24</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_const_passthrough_tensor_handle_html_a8518772c5d692e334a76617582b10b92"><div class="ttname"><a href="classarmnn_1_1_const_passthrough_tensor_handle.html#a8518772c5d692e334a76617582b10b92">armnn::ConstPassthroughTensorHandle::Allocate</a></div><div class="ttdeci">virtual void Allocate() override</div><div class="ttdoc">Indicate to the memory manager that this resource is no longer active.</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_handle_8cpp_source.html#l00163">TensorHandle.cpp:163</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_tensor_info_html"><div class="ttname"><a href="classarmnn_1_1_tensor_info.html">armnn::TensorInfo</a></div><div class="ttdef"><b>Definition:</b> <a href="_tensor_8hpp_source.html#l00152">Tensor.hpp:152</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_base_tensor_html_abcbdfb544ece4c31d0b37715ad0f3be0"><div class="ttname"><a href="classarmnn_1_1_base_tensor.html#abcbdfb544ece4c31d0b37715ad0f3be0">armnn::BaseTensor::GetNumBytes</a></div><div class="ttdeci">unsigned int GetNumBytes() const</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_8hpp_source.html#l00304">Tensor.hpp:304</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_scoped_tensor_handle_html_aa70cd67dc8679c1b1f532fc05cb85f36"><div class="ttname"><a href="classarmnn_1_1_scoped_tensor_handle.html#aa70cd67dc8679c1b1f532fc05cb85f36">armnn::ScopedTensorHandle::ScopedTensorHandle</a></div><div class="ttdeci">ScopedTensorHandle(const TensorInfo &amp;tensorInfo)</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_handle_8cpp_source.html#l00055">TensorHandle.cpp:55</a></div></div>
<div class="ttc" id="anamespacearmnn_html_a36e8f52330a21eeab3cc7c4e030f3583"><div class="ttname"><a href="namespacearmnn.html#a36e8f52330a21eeab3cc7c4e030f3583">armnn::GetUnpaddedTensorStrides</a></div><div class="ttdeci">TensorShape GetUnpaddedTensorStrides(const TensorInfo &amp;tensorInfo)</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_handle_8cpp_source.html#l00015">TensorHandle.cpp:15</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_const_tensor_handle_html_a66e8f43a5b42b500871ed96e15419567"><div class="ttname"><a href="classarmnn_1_1_const_tensor_handle.html#a66e8f43a5b42b500871ed96e15419567">armnn::ConstTensorHandle::GetTensorInfo</a></div><div class="ttdeci">const TensorInfo &amp; GetTensorInfo() const</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_handle_8hpp_source.html#l00040">TensorHandle.hpp:40</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_tensor_handle_html"><div class="ttname"><a href="classarmnn_1_1_tensor_handle.html">armnn::TensorHandle</a></div><div class="ttdef"><b>Definition:</b> <a href="_tensor_handle_8hpp_source.html#l00079">TensorHandle.hpp:79</a></div></div>
<div class="ttc" id="a_ignore_unused_8hpp_html"><div class="ttname"><a href="_ignore_unused_8hpp.html">IgnoreUnused.hpp</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_const_tensor_handle_html_a3a76fc8b348e13d5a6ac1240c96ebef4"><div class="ttname"><a href="classarmnn_1_1_const_tensor_handle.html#a3a76fc8b348e13d5a6ac1240c96ebef4">armnn::ConstTensorHandle::GetConstTensor</a></div><div class="ttdeci">const T * GetConstTensor() const</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_handle_8hpp_source.html#l00028">TensorHandle.hpp:28</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_tensor_shape_html"><div class="ttname"><a href="classarmnn_1_1_tensor_shape.html">armnn::TensorShape</a></div><div class="ttdef"><b>Definition:</b> <a href="_tensor_8hpp_source.html#l00020">Tensor.hpp:20</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_tensor_shape_html_a157e27d41e9f6b21f0d3c025fa47dc24"><div class="ttname"><a href="classarmnn_1_1_tensor_shape.html#a157e27d41e9f6b21f0d3c025fa47dc24">armnn::TensorShape::GetNumDimensions</a></div><div class="ttdeci">unsigned int GetNumDimensions() const</div><div class="ttdoc">Function that returns the tensor rank.</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_8cpp_source.html#l00174">Tensor.cpp:174</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_tensor_handle_html_a0feac8591ac1a88993aa3278b24dcb57"><div class="ttname"><a href="classarmnn_1_1_tensor_handle.html#a0feac8591ac1a88993aa3278b24dcb57">armnn::TensorHandle::SetMemory</a></div><div class="ttdeci">void SetMemory(void *mem)</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_handle_8hpp_source.html#l00098">TensorHandle.hpp:98</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_invalid_argument_exception_html"><div class="ttname"><a href="classarmnn_1_1_invalid_argument_exception.html">armnn::InvalidArgumentException</a></div><div class="ttdef"><b>Definition:</b> <a href="_exceptions_8hpp_source.html#l00080">Exceptions.hpp:80</a></div></div>
<div class="ttc" id="anamespacearmnn_html_aa815fde54f6d8e8aa5b4f0301cf4178b"><div class="ttname"><a href="namespacearmnn.html#aa815fde54f6d8e8aa5b4f0301cf4178b">armnn::GetTensorInfo</a></div><div class="ttdeci">const TensorInfo &amp; GetTensorInfo(const ITensorHandle *tensorHandle)</div><div class="ttdoc">float32 helpers</div><div class="ttdef"><b>Definition:</b> <a href="_ref_workload_utils_8hpp_source.html#l00033">RefWorkloadUtils.hpp:33</a></div></div>
<div class="ttc" id="anamespacearmnn_html_aa02b9e06fb20fa3c13da0427e6ee5ab2"><div class="ttname"><a href="namespacearmnn.html#aa02b9e06fb20fa3c13da0427e6ee5ab2">armnn::GetDataTypeSize</a></div><div class="ttdeci">constexpr unsigned int GetDataTypeSize(DataType dataType)</div><div class="ttdef"><b>Definition:</b> <a href="_types_utils_8hpp_source.html#l00182">TypesUtils.hpp:182</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_exception_html"><div class="ttname"><a href="classarmnn_1_1_exception.html">armnn::Exception</a></div><div class="ttdoc">Base class for all ArmNN exceptions so that users can filter to just those.</div><div class="ttdef"><b>Definition:</b> <a href="_exceptions_8hpp_source.html#l00046">Exceptions.hpp:46</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_tensor_handle_html_adb815c65867e3125bfcdf545502e491a"><div class="ttname"><a href="classarmnn_1_1_tensor_handle.html#adb815c65867e3125bfcdf545502e491a">armnn::TensorHandle::TensorHandle</a></div><div class="ttdeci">TensorHandle(const TensorInfo &amp;tensorInfo)</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_handle_8cpp_source.html#l00043">TensorHandle.cpp:43</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_tensor_info_html_aea909c7327109228ef618d459015def3"><div class="ttname"><a href="classarmnn_1_1_tensor_info.html#aea909c7327109228ef618d459015def3">armnn::TensorInfo::GetDataType</a></div><div class="ttdeci">DataType GetDataType() const</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_8hpp_source.html#l00200">Tensor.hpp:200</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_scoped_tensor_handle_html_a8518772c5d692e334a76617582b10b92"><div class="ttname"><a href="classarmnn_1_1_scoped_tensor_handle.html#a8518772c5d692e334a76617582b10b92">armnn::ScopedTensorHandle::Allocate</a></div><div class="ttdeci">virtual void Allocate() override</div><div class="ttdoc">Indicate to the memory manager that this resource is no longer active.</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_handle_8cpp_source.html#l00091">TensorHandle.cpp:91</a></div></div>
<div class="ttc" id="a_tensor_handle_8hpp_html"><div class="ttname"><a href="_tensor_handle_8hpp.html">TensorHandle.hpp</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_const_tensor_handle_html_a08bd4bf32ba8d09c21de0457e78b1a93"><div class="ttname"><a href="classarmnn_1_1_const_tensor_handle.html#a08bd4bf32ba8d09c21de0457e78b1a93">armnn::ConstTensorHandle::ConstTensorHandle</a></div><div class="ttdeci">ConstTensorHandle(const TensorInfo &amp;tensorInfo)</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_handle_8cpp_source.html#l00031">TensorHandle.cpp:31</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_tensor_info_html_a8b5d0f8a24e9d9238f412260a552acf8"><div class="ttname"><a href="classarmnn_1_1_tensor_info.html#a8b5d0f8a24e9d9238f412260a552acf8">armnn::TensorInfo::GetShape</a></div><div class="ttdeci">const TensorShape &amp; GetShape() const</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_8hpp_source.html#l00193">Tensor.hpp:193</a></div></div>
<div class="ttc" id="a_exceptions_8hpp_html"><div class="ttname"><a href="_exceptions_8hpp.html">Exceptions.hpp</a></div></div>
<div class="ttc" id="anamespacearmnn_html"><div class="ttname"><a href="namespacearmnn.html">armnn</a></div><div class="ttdoc">Copyright (c) 2021 ARM Limited and Contributors.</div><div class="ttdef"><b>Definition:</b> <a href="01__00__quick__start_8dox_source.html#l00006">01_00_quick_start.dox:6</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_const_tensor_html"><div class="ttname"><a href="classarmnn_1_1_const_tensor.html">armnn::ConstTensor</a></div><div class="ttdoc">A tensor defined by a TensorInfo (shape and data type) and an immutable backing store.</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_8hpp_source.html#l00329">Tensor.hpp:329</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_passthrough_tensor_handle_html_a8518772c5d692e334a76617582b10b92"><div class="ttname"><a href="classarmnn_1_1_passthrough_tensor_handle.html#a8518772c5d692e334a76617582b10b92">armnn::PassthroughTensorHandle::Allocate</a></div><div class="ttdeci">virtual void Allocate() override</div><div class="ttdoc">Indicate to the memory manager that this resource is no longer active.</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_handle_8cpp_source.html#l00158">TensorHandle.cpp:158</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_scoped_tensor_handle_html"><div class="ttname"><a href="classarmnn_1_1_scoped_tensor_handle.html">armnn::ScopedTensorHandle</a></div><div class="ttdef"><b>Definition:</b> <a href="_tensor_handle_8hpp_source.html#l00115">TensorHandle.hpp:115</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_null_pointer_exception_html"><div class="ttname"><a href="classarmnn_1_1_null_pointer_exception.html">armnn::NullPointerException</a></div><div class="ttdef"><b>Definition:</b> <a href="_exceptions_8hpp_source.html#l00146">Exceptions.hpp:146</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_scoped_tensor_handle_html_abb0bce07a52fa77c268595260af2073f"><div class="ttname"><a href="classarmnn_1_1_scoped_tensor_handle.html#abb0bce07a52fa77c268595260af2073f">armnn::ScopedTensorHandle::operator=</a></div><div class="ttdeci">ScopedTensorHandle &amp; operator=(const ScopedTensorHandle &amp;other)</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_handle_8cpp_source.html#l00078">TensorHandle.cpp:78</a></div></div>
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