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<div class="title">DynamicBackend.cpp</div> </div>
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<a href="_dynamic_backend_8cpp.xhtml">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 © 2017 Arm Ltd. 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;</div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="include_2armnn_2backends_2_dynamic_backend_8hpp.xhtml">armnn/backends/DynamicBackend.hpp</a>&gt;</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="_dynamic_backend_utils_8hpp.xhtml">backendsCommon/DynamicBackendUtils.hpp</a>&gt;</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;</div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacearmnn.xhtml">armnn</a></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;{</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"><a class="line" href="classarmnn_1_1_dynamic_backend.xhtml#a1c1454fae6258415712b5e720023fbd1"> 12</a></span>&#160;<a class="code" href="classarmnn_1_1_dynamic_backend.xhtml#a1c1454fae6258415712b5e720023fbd1">DynamicBackend::DynamicBackend</a>(<span class="keyword">const</span> <span class="keywordtype">void</span>* sharedObjectHandle)</div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160; : m_BackendIdFunction(nullptr)</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160; , m_BackendVersionFunction(nullptr)</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160; , m_BackendFactoryFunction(nullptr)</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160; , m_Handle(const_cast&lt;void*&gt;(sharedObjectHandle), &amp;<a class="code" href="classarmnn_1_1_dynamic_backend_utils.xhtml">DynamicBackendUtils</a>::CloseHandle)</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;{</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160; <span class="keywordflow">if</span> (m_Handle == <span class="keyword">nullptr</span>)</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160; {</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160; <span class="keywordflow">throw</span> <a class="code" href="classarmnn_1_1_invalid_argument_exception.xhtml">InvalidArgumentException</a>(<span class="stringliteral">&quot;Cannot create a DynamicBackend object from an invalid shared object handle&quot;</span>);</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160; }</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; <span class="comment">// These calls will throw in case of error</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; m_BackendIdFunction = SetFunctionPointer&lt;IdFunctionType&gt;(<span class="stringliteral">&quot;GetBackendId&quot;</span>);</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; m_BackendVersionFunction = SetFunctionPointer&lt;VersionFunctionType&gt;(<span class="stringliteral">&quot;GetVersion&quot;</span>);</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; m_BackendFactoryFunction = SetFunctionPointer&lt;FactoryFunctionType&gt;(<span class="stringliteral">&quot;BackendFactory&quot;</span>);</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; <span class="comment">// Check that the backend is compatible with the current Backend API</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <a class="code" href="classarmnn_1_1_backend_id.xhtml">BackendId</a> backendId = <a class="code" href="classarmnn_1_1_dynamic_backend.xhtml#a6deb5373920ee59a800eca6b01085654">GetBackendId</a>();</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; <a class="code" href="structarmnn_1_1_backend_version.xhtml">BackendVersion</a> backendVersion = <a class="code" href="classarmnn_1_1_dynamic_backend.xhtml#a74db049ad0000a58b9a58a6cd6d88feb">GetBackendVersion</a>();</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; <span class="keywordflow">if</span> (!<a class="code" href="classarmnn_1_1_dynamic_backend_utils.xhtml#a6789076aa25c6a10faeff1043359bda8">DynamicBackendUtils::IsBackendCompatible</a>(backendVersion))</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; {</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; <span class="keywordflow">throw</span> <a class="code" href="classarmnn_1_1_runtime_exception.xhtml">RuntimeException</a>(boost::str(boost::format(<span class="stringliteral">&quot;The dynamic backend %1% (version %2%) is not compatible&quot;</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; <span class="stringliteral">&quot;with the current Backend API (vesion %3%)&quot;</span>)</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; % backendId</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; % backendVersion</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; % <a class="code" href="classarmnn_1_1_i_backend_internal.xhtml#a878b8f50d8a2f92ed624803e9f6968ae">IBackendInternal::GetApiVersion</a>()));</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; }</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;}</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"><a class="line" href="classarmnn_1_1_dynamic_backend.xhtml#a6deb5373920ee59a800eca6b01085654"> 41</a></span>&#160;<a class="code" href="classarmnn_1_1_backend_id.xhtml">BackendId</a> <a class="code" href="classarmnn_1_1_dynamic_backend.xhtml#a6deb5373920ee59a800eca6b01085654">DynamicBackend::GetBackendId</a>()</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; <span class="keywordflow">if</span> (m_BackendIdFunction == <span class="keyword">nullptr</span>)</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; {</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; <span class="keywordflow">throw</span> <a class="code" href="classarmnn_1_1_runtime_exception.xhtml">RuntimeException</a>(<span class="stringliteral">&quot;GetBackendId error: invalid function pointer&quot;</span>);</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; <span class="keyword">const</span> <span class="keywordtype">char</span>* backendId = m_BackendIdFunction();</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; <span class="keywordflow">if</span> (backendId == <span class="keyword">nullptr</span>)</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; {</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <span class="keywordflow">throw</span> <a class="code" href="classarmnn_1_1_runtime_exception.xhtml">RuntimeException</a>(<span class="stringliteral">&quot;GetBackendId error: invalid backend id&quot;</span>);</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;</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classarmnn_1_1_backend_id.xhtml">BackendId</a>(backendId);</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;}</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;</div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="classarmnn_1_1_dynamic_backend.xhtml#a74db049ad0000a58b9a58a6cd6d88feb"> 57</a></span>&#160;<a class="code" href="structarmnn_1_1_backend_version.xhtml">BackendVersion</a> <a class="code" href="classarmnn_1_1_dynamic_backend.xhtml#a74db049ad0000a58b9a58a6cd6d88feb">DynamicBackend::GetBackendVersion</a>()</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; <span class="keywordflow">if</span> (m_BackendVersionFunction == <span class="keyword">nullptr</span>)</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; {</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="keywordflow">throw</span> <a class="code" href="classarmnn_1_1_runtime_exception.xhtml">RuntimeException</a>(<span class="stringliteral">&quot;GetBackendVersion error: invalid function pointer&quot;</span>);</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;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; uint32_t major = 0;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; uint32_t minor = 0;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; m_BackendVersionFunction(&amp;major, &amp;minor);</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; <span class="keywordflow">return</span> <a class="code" href="structarmnn_1_1_backend_version.xhtml">BackendVersion</a>{ major, minor };</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;</div><div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="classarmnn_1_1_dynamic_backend.xhtml#a9d10388a851fc1a748c3e385f484b52a"> 71</a></span>&#160;<a class="code" href="namespacearmnn.xhtml#ade0af9dacaa52cafdd701bef2e901c77">IBackendInternalUniquePtr</a> <a class="code" href="classarmnn_1_1_dynamic_backend.xhtml#a9d10388a851fc1a748c3e385f484b52a">DynamicBackend::GetBackend</a>()</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="comment">// This call throws in case of error</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="keywordflow">return</span> CreateBackend();</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;}</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"><a class="line" href="classarmnn_1_1_dynamic_backend.xhtml#a4c24f07cb0b4bff43655dfdbd5eac539"> 77</a></span>&#160;<a class="code" href="classarmnn_1_1_backend_registry.xhtml#aa33ac375677ee8436456a585dd6f68d9">BackendRegistry::FactoryFunction</a> <a class="code" href="classarmnn_1_1_dynamic_backend.xhtml#a4c24f07cb0b4bff43655dfdbd5eac539">DynamicBackend::GetFactoryFunction</a>()</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;{</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <span class="keywordflow">if</span> (m_BackendFactoryFunction == <span class="keyword">nullptr</span>)</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; <span class="keywordflow">throw</span> <a class="code" href="classarmnn_1_1_runtime_exception.xhtml">RuntimeException</a>(<span class="stringliteral">&quot;GetFactoryFunction error: invalid function pointer&quot;</span>);</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;</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="keywordflow">return</span> [<span class="keyword">this</span>]() -&gt; <a class="code" href="namespacearmnn.xhtml#ade0af9dacaa52cafdd701bef2e901c77">IBackendInternalUniquePtr</a></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"> 86</span>&#160; <span class="comment">// This call throws in case of error</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <span class="keywordflow">return</span> CreateBackend();</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; };</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">template</span>&lt;<span class="keyword">typename</span> BackendFunctionType&gt;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;BackendFunctionType DynamicBackend::SetFunctionPointer(<span class="keyword">const</span> std::string&amp; backendFunctionName)</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160;{</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; <span class="keywordflow">if</span> (m_Handle == <span class="keyword">nullptr</span>)</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; {</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <span class="keywordflow">throw</span> <a class="code" href="classarmnn_1_1_runtime_exception.xhtml">RuntimeException</a>(<span class="stringliteral">&quot;SetFunctionPointer error: invalid shared object handle&quot;</span>);</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;</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <span class="keywordflow">if</span> (backendFunctionName.empty())</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; {</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <span class="keywordflow">throw</span> <a class="code" href="classarmnn_1_1_runtime_exception.xhtml">RuntimeException</a>(<span class="stringliteral">&quot;SetFunctionPointer error: backend function name must not be empty&quot;</span>);</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="comment">// This call will throw in case of error</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; <span class="keyword">auto</span> functionPointer = DynamicBackendUtils::GetEntryPoint&lt;BackendFunctionType&gt;(m_Handle.get(),</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; backendFunctionName.c_str());</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="keywordflow">if</span> (!functionPointer)</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_runtime_exception.xhtml">RuntimeException</a>(<span class="stringliteral">&quot;SetFunctionPointer error: invalid backend function pointer returned&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;</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; <span class="keywordflow">return</span> functionPointer;</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;}</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;<a class="code" href="namespacearmnn.xhtml#ade0af9dacaa52cafdd701bef2e901c77">IBackendInternalUniquePtr</a> DynamicBackend::CreateBackend()</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; <span class="keywordflow">if</span> (m_BackendFactoryFunction == <span class="keyword">nullptr</span>)</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="keywordflow">throw</span> <a class="code" href="classarmnn_1_1_runtime_exception.xhtml">RuntimeException</a>(<span class="stringliteral">&quot;CreateBackend error: invalid function pointer&quot;</span>);</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; }</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; <span class="keyword">auto</span> backendPointer = <span class="keyword">reinterpret_cast&lt;</span><a class="code" href="classarmnn_1_1_i_backend_internal.xhtml">IBackendInternal</a>*<span class="keyword">&gt;</span>(m_BackendFactoryFunction());</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="keywordflow">if</span> (backendPointer == <span class="keyword">nullptr</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">throw</span> <a class="code" href="classarmnn_1_1_runtime_exception.xhtml">RuntimeException</a>(<span class="stringliteral">&quot;CreateBackend error: backend instance must not be null&quot;</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;</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <span class="keywordflow">return</span> std::unique_ptr&lt;IBackendInternal&gt;(backendPointer);</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160;}</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;} <span class="comment">// namespace armnn</span></div><div class="ttc" id="classarmnn_1_1_backend_registry_xhtml_aa33ac375677ee8436456a585dd6f68d9"><div class="ttname"><a href="classarmnn_1_1_backend_registry.xhtml#aa33ac375677ee8436456a585dd6f68d9">armnn::BackendRegistry::FactoryFunction</a></div><div class="ttdeci">std::function&lt; PointerType()&gt; FactoryFunction</div><div class="ttdef"><b>Definition:</b> <a href="_backend_registry_8hpp_source.xhtml#l00024">BackendRegistry.hpp:24</a></div></div>
<div class="ttc" id="classarmnn_1_1_i_backend_internal_xhtml"><div class="ttname"><a href="classarmnn_1_1_i_backend_internal.xhtml">armnn::IBackendInternal</a></div><div class="ttdef"><b>Definition:</b> <a href="include_2armnn_2backends_2_i_backend_internal_8hpp_source.xhtml#l00068">IBackendInternal.hpp:68</a></div></div>
<div class="ttc" id="classarmnn_1_1_dynamic_backend_utils_xhtml_a6789076aa25c6a10faeff1043359bda8"><div class="ttname"><a href="classarmnn_1_1_dynamic_backend_utils.xhtml#a6789076aa25c6a10faeff1043359bda8">armnn::DynamicBackendUtils::IsBackendCompatible</a></div><div class="ttdeci">static bool IsBackendCompatible(const BackendVersion &amp;backendVersion)</div><div class="ttdef"><b>Definition:</b> <a href="_dynamic_backend_utils_8cpp_source.xhtml#l00051">DynamicBackendUtils.cpp:51</a></div></div>
<div class="ttc" id="namespacearmnn_xhtml"><div class="ttname"><a href="namespacearmnn.xhtml">armnn</a></div><div class="ttdoc">Copyright (c) 2020 ARM Limited. </div><div class="ttdef"><b>Definition:</b> <a href="00__introduction_8dox_source.xhtml#l00025">00_introduction.dox:25</a></div></div>
<div class="ttc" id="_dynamic_backend_utils_8hpp_xhtml"><div class="ttname"><a href="_dynamic_backend_utils_8hpp.xhtml">DynamicBackendUtils.hpp</a></div></div>
<div class="ttc" id="structarmnn_1_1_backend_version_xhtml"><div class="ttname"><a href="structarmnn_1_1_backend_version.xhtml">armnn::BackendVersion</a></div><div class="ttdef"><b>Definition:</b> <a href="include_2armnn_2backends_2_i_backend_internal_8hpp_source.xhtml#l00032">IBackendInternal.hpp:32</a></div></div>
<div class="ttc" id="classarmnn_1_1_i_backend_internal_xhtml_a878b8f50d8a2f92ed624803e9f6968ae"><div class="ttname"><a href="classarmnn_1_1_i_backend_internal.xhtml#a878b8f50d8a2f92ed624803e9f6968ae">armnn::IBackendInternal::GetApiVersion</a></div><div class="ttdeci">static constexpr BackendVersion GetApiVersion()</div><div class="ttdoc">Returns the version of the Backend API. </div><div class="ttdef"><b>Definition:</b> <a href="include_2armnn_2backends_2_i_backend_internal_8hpp_source.xhtml#l00149">IBackendInternal.hpp:149</a></div></div>
<div class="ttc" id="include_2armnn_2backends_2_dynamic_backend_8hpp_xhtml"><div class="ttname"><a href="include_2armnn_2backends_2_dynamic_backend_8hpp.xhtml">DynamicBackend.hpp</a></div></div>
<div class="ttc" id="classarmnn_1_1_dynamic_backend_utils_xhtml"><div class="ttname"><a href="classarmnn_1_1_dynamic_backend_utils.xhtml">armnn::DynamicBackendUtils</a></div><div class="ttdef"><b>Definition:</b> <a href="_dynamic_backend_utils_8hpp_source.xhtml#l00028">DynamicBackendUtils.hpp:28</a></div></div>
<div class="ttc" id="classarmnn_1_1_dynamic_backend_xhtml_a4c24f07cb0b4bff43655dfdbd5eac539"><div class="ttname"><a href="classarmnn_1_1_dynamic_backend.xhtml#a4c24f07cb0b4bff43655dfdbd5eac539">armnn::DynamicBackend::GetFactoryFunction</a></div><div class="ttdeci">BackendRegistry::FactoryFunction GetFactoryFunction()</div><div class="ttdef"><b>Definition:</b> <a href="_dynamic_backend_8cpp_source.xhtml#l00077">DynamicBackend.cpp:77</a></div></div>
<div class="ttc" id="classarmnn_1_1_runtime_exception_xhtml"><div class="ttname"><a href="classarmnn_1_1_runtime_exception.xhtml">armnn::RuntimeException</a></div><div class="ttdef"><b>Definition:</b> <a href="_exceptions_8hpp_source.xhtml#l00120">Exceptions.hpp:120</a></div></div>
<div class="ttc" id="classarmnn_1_1_invalid_argument_exception_xhtml"><div class="ttname"><a href="classarmnn_1_1_invalid_argument_exception.xhtml">armnn::InvalidArgumentException</a></div><div class="ttdef"><b>Definition:</b> <a href="_exceptions_8hpp_source.xhtml#l00080">Exceptions.hpp:80</a></div></div>
<div class="ttc" id="classarmnn_1_1_dynamic_backend_xhtml_a1c1454fae6258415712b5e720023fbd1"><div class="ttname"><a href="classarmnn_1_1_dynamic_backend.xhtml#a1c1454fae6258415712b5e720023fbd1">armnn::DynamicBackend::DynamicBackend</a></div><div class="ttdeci">DynamicBackend(const void *sharedObjectHandle)</div><div class="ttdef"><b>Definition:</b> <a href="_dynamic_backend_8cpp_source.xhtml#l00012">DynamicBackend.cpp:12</a></div></div>
<div class="ttc" id="classarmnn_1_1_dynamic_backend_xhtml_a6deb5373920ee59a800eca6b01085654"><div class="ttname"><a href="classarmnn_1_1_dynamic_backend.xhtml#a6deb5373920ee59a800eca6b01085654">armnn::DynamicBackend::GetBackendId</a></div><div class="ttdeci">BackendId GetBackendId()</div><div class="ttdoc">Public dynamic backend functions. </div><div class="ttdef"><b>Definition:</b> <a href="_dynamic_backend_8cpp_source.xhtml#l00041">DynamicBackend.cpp:41</a></div></div>
<div class="ttc" id="classarmnn_1_1_dynamic_backend_xhtml_a9d10388a851fc1a748c3e385f484b52a"><div class="ttname"><a href="classarmnn_1_1_dynamic_backend.xhtml#a9d10388a851fc1a748c3e385f484b52a">armnn::DynamicBackend::GetBackend</a></div><div class="ttdeci">IBackendInternalUniquePtr GetBackend()</div><div class="ttdef"><b>Definition:</b> <a href="_dynamic_backend_8cpp_source.xhtml#l00071">DynamicBackend.cpp:71</a></div></div>
<div class="ttc" id="namespacearmnn_xhtml_ade0af9dacaa52cafdd701bef2e901c77"><div class="ttname"><a href="namespacearmnn.xhtml#ade0af9dacaa52cafdd701bef2e901c77">armnn::IBackendInternalUniquePtr</a></div><div class="ttdeci">std::unique_ptr&lt; IBackendInternal &gt; IBackendInternalUniquePtr</div><div class="ttdef"><b>Definition:</b> <a href="_backend_registry_8hpp_source.xhtml#l00018">BackendRegistry.hpp:18</a></div></div>
<div class="ttc" id="classarmnn_1_1_dynamic_backend_xhtml_a74db049ad0000a58b9a58a6cd6d88feb"><div class="ttname"><a href="classarmnn_1_1_dynamic_backend.xhtml#a74db049ad0000a58b9a58a6cd6d88feb">armnn::DynamicBackend::GetBackendVersion</a></div><div class="ttdeci">BackendVersion GetBackendVersion()</div><div class="ttdef"><b>Definition:</b> <a href="_dynamic_backend_8cpp_source.xhtml#l00057">DynamicBackend.cpp:57</a></div></div>
<div class="ttc" id="classarmnn_1_1_backend_id_xhtml"><div class="ttname"><a href="classarmnn_1_1_backend_id.xhtml">armnn::BackendId</a></div><div class="ttdef"><b>Definition:</b> <a href="_backend_id_8hpp_source.xhtml#l00075">BackendId.hpp:75</a></div></div>
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