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| <a href="_i_tensor_handle_8h.xhtml">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"> * Copyright (c) 2018-2019 ARM Limited.</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * SPDX-License-Identifier: MIT</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining a copy</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * of this software and associated documentation files (the "Software"), to</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * deal in the Software without restriction, including without limitation the</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * sell copies of the Software, and to permit persons to whom the Software is</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * furnished to do so, subject to the following conditions:</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> *</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * The above copyright notice and this permission notice shall be included in all</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * copies or substantial portions of the Software.</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> *</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * SOFTWARE.</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> */</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#ifndef ARM_COMPUTE_GRAPH_ITENSORHANDLE_H</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#define ARM_COMPUTE_GRAPH_ITENSORHANDLE_H</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="_i_tensor_8h.xhtml">arm_compute/core/ITensor.h</a>"</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="arm__compute_2graph_2_types_8h.xhtml">arm_compute/graph/Types.h</a>"</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">namespace </span><a class="code" href="namespacearm__compute.xhtml">arm_compute</a></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> {</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">// Forward declarations</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">class </span>IMemoryGroup;</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>graph</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> {<span class="comment"></span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">/** Tensor handle interface object */</span></div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml"> 38</a></span> <span class="keyword">class </span><a class="code" href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml">ITensorHandle</a></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> {</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">public</span>:<span class="comment"></span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"> /** Default virtual destructor */</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">virtual</span> <a class="code" href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a8a600aafe38c9b7352a2ead019731ab2">~ITensorHandle</a>() = <span class="keywordflow">default</span>;<span class="comment"></span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"> /** Allocates backend memory for the handle */</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#aa8a4946cd749d482dd996874d295af85">allocate</a>() = 0;<span class="comment"></span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"> /** Allocates backend memory for the handle */</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a1781eecaabd2bc97d074437d01b2c683">free</a>() = 0;<span class="comment"></span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment"> /** Set backend tensor to be managed by a memory group</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment"> *</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"> * @param[in] mg Memory group</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"> */</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#af17dc1b0465b99d816e5eb3e099cc2f2">manage</a>(<a class="code" href="classarm__compute_1_1_i_memory_group.xhtml">IMemoryGroup</a> *mg) = 0;<span class="comment"></span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> /** Maps backend tensor object</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"> *</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment"> * @param[in] blocking Flags if the mapping operations should be blocking</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"> */</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a9b4f692472539da81670d157ac35257c">map</a>(<span class="keywordtype">bool</span> blocking) = 0;<span class="comment"></span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> /** Un-maps a backend tensor object */</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a21164b8d700d97aa462e75e314048f46">unmap</a>() = 0;<span class="comment"></span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> /** Releases backend tensor if is marked as unused</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"> *</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"> *</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> * @note This has no effect on sub-tensors</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment"> * @warning Parent tensors don't keep track of sub-tensors,</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment"> * thus if a parent is set as unused then all sub-tensors will be invalidated,</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment"> * on the other hand if a sub-tensor is marked as unused then the parent tensor won't be released</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment"> */</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#abbc6c72c0ecfa294674f11e9e63a7779">release_if_unused</a>() = 0;<span class="comment"></span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment"> /** Backend tensor object accessor */</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">virtual</span> <a class="code" href="classarm__compute_1_1_i_tensor.xhtml">arm_compute::ITensor</a> &<a class="code" href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a91efb5b2e262ec5e55059ff1fd9accc6">tensor</a>() = 0;<span class="comment"></span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment"> /** Backend tensor object const accessor */</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keyword">virtual</span> <span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_i_tensor.xhtml">arm_compute::ITensor</a> &<a class="code" href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a91efb5b2e262ec5e55059ff1fd9accc6">tensor</a>() <span class="keyword">const</span> = 0;<span class="comment"></span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="comment"> /** Return the parent tensor handle if is a subtensor else this</span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="comment"> *</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment"> * @return Parent tensor handle</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment"> */</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keyword">virtual</span> <a class="code" href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml">ITensorHandle</a> *<a class="code" href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a561a751539d572ac9e3c3eea75f35fa5">parent_handle</a>() = 0;<span class="comment"></span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment"> /** Checks if a backing tensor is a sub-tensor object or not</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment"> *</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment"> * @return True if the backend tensor is a sub-tensor else false</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="comment"> */</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a291db670564498da17c4485776cb7783">is_subtensor</a>() <span class="keyword">const</span> = 0;<span class="comment"></span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="comment"> /** Returns target type</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="comment"> *</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment"> * @return Target type</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment"> */</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keyword">virtual</span> <a class="code" href="namespacearm__compute_1_1graph.xhtml#a31488d29805a596498c0234ae392d35d">Target</a> <a class="code" href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a67fcbb365a7d36bdecf7c6df921762a0">target</a>() <span class="keyword">const</span> = 0;</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> };</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> } <span class="comment">// namespace graph</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> } <span class="comment">// namespace arm_compute</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="preprocessor">#endif </span><span class="comment">/* ARM_COMPUTE_GRAPH_ITENSORHANDLE_H */</span><span class="preprocessor"></span></div><div class="ttc" id="classarm__compute_1_1_i_memory_group_xhtml"><div class="ttname"><a href="classarm__compute_1_1_i_memory_group.xhtml">arm_compute::IMemoryGroup</a></div><div class="ttdoc">Memory group interface.</div><div class="ttdef"><b>Definition:</b> <a href="_i_memory_group_8h_source.xhtml#l00037">IMemoryGroup.h:37</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1graph_1_1_i_tensor_handle_xhtml_af17dc1b0465b99d816e5eb3e099cc2f2"><div class="ttname"><a href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#af17dc1b0465b99d816e5eb3e099cc2f2">arm_compute::graph::ITensorHandle::manage</a></div><div class="ttdeci">virtual void manage(IMemoryGroup *mg)=0</div><div class="ttdoc">Set backend tensor to be managed by a memory group.</div></div> |
| <div class="ttc" id="_i_tensor_8h_xhtml"><div class="ttname"><a href="_i_tensor_8h.xhtml">ITensor.h</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1graph_1_1_i_tensor_handle_xhtml_a561a751539d572ac9e3c3eea75f35fa5"><div class="ttname"><a href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a561a751539d572ac9e3c3eea75f35fa5">arm_compute::graph::ITensorHandle::parent_handle</a></div><div class="ttdeci">virtual ITensorHandle * parent_handle()=0</div><div class="ttdoc">Return the parent tensor handle if is a subtensor else this.</div></div> |
| <div class="ttc" id="arm__compute_2graph_2_types_8h_xhtml"><div class="ttname"><a href="arm__compute_2graph_2_types_8h.xhtml">Types.h</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1graph_1_1_i_tensor_handle_xhtml_a91efb5b2e262ec5e55059ff1fd9accc6"><div class="ttname"><a href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a91efb5b2e262ec5e55059ff1fd9accc6">arm_compute::graph::ITensorHandle::tensor</a></div><div class="ttdeci">virtual arm_compute::ITensor & tensor()=0</div><div class="ttdoc">Backend tensor object accessor.</div></div> |
| <div class="ttc" id="classarm__compute_1_1_i_tensor_xhtml"><div class="ttname"><a href="classarm__compute_1_1_i_tensor.xhtml">arm_compute::ITensor</a></div><div class="ttdoc">Interface for NEON tensor.</div><div class="ttdef"><b>Definition:</b> <a href="_i_tensor_8h_source.xhtml#l00036">ITensor.h:36</a></div></div> |
| <div class="ttc" id="namespacearm__compute_xhtml"><div class="ttname"><a href="namespacearm__compute.xhtml">arm_compute</a></div><div class="ttdoc">Copyright (c) 2017-2020 ARM Limited.</div><div class="ttdef"><b>Definition:</b> <a href="00__introduction_8dox_source.xhtml#l00024">00_introduction.dox:24</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1graph_1_1_i_tensor_handle_xhtml_a291db670564498da17c4485776cb7783"><div class="ttname"><a href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a291db670564498da17c4485776cb7783">arm_compute::graph::ITensorHandle::is_subtensor</a></div><div class="ttdeci">virtual bool is_subtensor() const =0</div><div class="ttdoc">Checks if a backing tensor is a sub-tensor object or not.</div></div> |
| <div class="ttc" id="classarm__compute_1_1graph_1_1_i_tensor_handle_xhtml_aa8a4946cd749d482dd996874d295af85"><div class="ttname"><a href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#aa8a4946cd749d482dd996874d295af85">arm_compute::graph::ITensorHandle::allocate</a></div><div class="ttdeci">virtual void allocate()=0</div><div class="ttdoc">Allocates backend memory for the handle.</div></div> |
| <div class="ttc" id="classarm__compute_1_1graph_1_1_i_tensor_handle_xhtml_a67fcbb365a7d36bdecf7c6df921762a0"><div class="ttname"><a href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a67fcbb365a7d36bdecf7c6df921762a0">arm_compute::graph::ITensorHandle::target</a></div><div class="ttdeci">virtual Target target() const =0</div><div class="ttdoc">Returns target type.</div></div> |
| <div class="ttc" id="classarm__compute_1_1graph_1_1_i_tensor_handle_xhtml_a9b4f692472539da81670d157ac35257c"><div class="ttname"><a href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a9b4f692472539da81670d157ac35257c">arm_compute::graph::ITensorHandle::map</a></div><div class="ttdeci">virtual void map(bool blocking)=0</div><div class="ttdoc">Maps backend tensor object.</div></div> |
| <div class="ttc" id="namespacearm__compute_1_1graph_xhtml_a31488d29805a596498c0234ae392d35d"><div class="ttname"><a href="namespacearm__compute_1_1graph.xhtml#a31488d29805a596498c0234ae392d35d">arm_compute::graph::Target</a></div><div class="ttdeci">Target</div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2graph_2_types_8h_source.xhtml#l00091">Types.h:91</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1graph_1_1_i_tensor_handle_xhtml"><div class="ttname"><a href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml">arm_compute::graph::ITensorHandle</a></div><div class="ttdoc">Tensor handle interface object.</div><div class="ttdef"><b>Definition:</b> <a href="_i_tensor_handle_8h_source.xhtml#l00038">ITensorHandle.h:38</a></div></div> |
| <div class="ttc" id="classarm__compute_1_1graph_1_1_i_tensor_handle_xhtml_a1781eecaabd2bc97d074437d01b2c683"><div class="ttname"><a href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a1781eecaabd2bc97d074437d01b2c683">arm_compute::graph::ITensorHandle::free</a></div><div class="ttdeci">virtual void free()=0</div><div class="ttdoc">Allocates backend memory for the handle.</div></div> |
| <div class="ttc" id="classarm__compute_1_1graph_1_1_i_tensor_handle_xhtml_abbc6c72c0ecfa294674f11e9e63a7779"><div class="ttname"><a href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#abbc6c72c0ecfa294674f11e9e63a7779">arm_compute::graph::ITensorHandle::release_if_unused</a></div><div class="ttdeci">virtual void release_if_unused()=0</div><div class="ttdoc">Releases backend tensor if is marked as unused.</div></div> |
| <div class="ttc" id="classarm__compute_1_1graph_1_1_i_tensor_handle_xhtml_a8a600aafe38c9b7352a2ead019731ab2"><div class="ttname"><a href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a8a600aafe38c9b7352a2ead019731ab2">arm_compute::graph::ITensorHandle::~ITensorHandle</a></div><div class="ttdeci">virtual ~ITensorHandle()=default</div><div class="ttdoc">Default virtual destructor.</div></div> |
| <div class="ttc" id="classarm__compute_1_1graph_1_1_i_tensor_handle_xhtml_a21164b8d700d97aa462e75e314048f46"><div class="ttname"><a href="classarm__compute_1_1graph_1_1_i_tensor_handle.xhtml#a21164b8d700d97aa462e75e314048f46">arm_compute::graph::ITensorHandle::unmap</a></div><div class="ttdeci">virtual void unmap()=0</div><div class="ttdoc">Un-maps a backend tensor object.</div></div> |
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