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96<div class="title">Utils.cpp</div> </div>
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98<div class="contents">
99<a href="_utils_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>
100<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>
101<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">// SPDX-License-Identifier: MIT</span></div>
102<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">//</span></div>
103<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_logging_8hpp.html">armnn/Logging.hpp</a>&quot;</span></div>
104<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_utils_8hpp.html">armnn/Utils.hpp</a>&quot;</span></div>
105<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="include_2armnn_2_version_8hpp.html">armnn/Version.hpp</a>&quot;</span></div>
106<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160; </div>
107<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="preprocessor">#if !defined(ARMNN_BUILD_BARE_METAL) &amp;&amp; (defined(__arm__) || defined(__aarch64__))</span></div>
108<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160; </div>
109<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="preprocessor">#include &lt;sys/auxv.h&gt;</span></div>
110<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#include &lt;asm/hwcap.h&gt;</span></div>
111<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160; </div>
112<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="preprocessor">#endif</span></div>
113<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160; </div>
114<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacearmnn.html">armnn</a></div>
115<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;{</div>
116<div class="line"><a name="l00018"></a><span class="lineno"><a class="line" href="namespacearmnn.html#aa59f7a819c3e29d10ffc41e5c0616872"> 18</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="namespacearmnn.html#aa59f7a819c3e29d10ffc41e5c0616872">ConfigureLogging</a>(<span class="keywordtype">bool</span> printToStandardOutput, <span class="keywordtype">bool</span> printToDebugOutput, <a class="code" href="namespacearmnn.html#a93a3ba385cad27c4774e5fe64c025d3d">LogSeverity</a> severity)</div>
117<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;{</div>
118<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160; <a class="code" href="namespacearmnn.html#a7f8325a4bc02f2f687ba1968b595ec0a">SetAllLoggingSinks</a>(printToStandardOutput, printToDebugOutput, <span class="keyword">false</span>);</div>
119<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160; <a class="code" href="namespacearmnn.html#ac9aad76a34137b6359a867b282ea7cfb">SetLogFilter</a>(severity);</div>
120<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;}</div>
121<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; </div>
122<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="comment">// Defaults to logging completely disabled.</span></div>
123<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="comment">// The user of the library must enable it if they want by calling armnn::ConfigureLogging().</span></div>
124<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="keyword">struct </span>DefaultLoggingConfiguration</div>
125<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;{</div>
126<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; DefaultLoggingConfiguration()</div>
127<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; {</div>
128<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; <a class="code" href="namespacearmnn.html#aa59f7a819c3e29d10ffc41e5c0616872">ConfigureLogging</a>(<span class="keyword">false</span>, <span class="keyword">false</span>, <a class="code" href="namespacearmnn.html#a93a3ba385cad27c4774e5fe64c025d3dadd4ec0ac4e58f7c32a01244ae91150b1">LogSeverity::Trace</a>);</div>
129<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; }</div>
130<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;};</div>
131<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; </div>
132<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="keyword">static</span> DefaultLoggingConfiguration g_DefaultLoggingConfiguration;</div>
133<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; </div>
134<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="comment">// Detect the presence of Neon on Linux</span></div>
135<div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="namespacearmnn.html#ad734960f7ae60a86b74f6722f6c14332"> 37</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="namespacearmnn.html#ad734960f7ae60a86b74f6722f6c14332">NeonDetected</a>()</div>
136<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;{</div>
137<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="preprocessor">#if !defined(ARMNN_BUILD_BARE_METAL) &amp;&amp; (defined(__arm__) || defined(__aarch64__))</span></div>
138<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="keyword">auto</span> hwcaps= getauxval(AT_HWCAP);</div>
139<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="preprocessor">#endif</span></div>
140<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; </div>
141<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="preprocessor">#if !defined(ARMNN_BUILD_BARE_METAL) &amp;&amp; defined(__aarch64__)</span></div>
142<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; </div>
143<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; <span class="keywordflow">if</span> (hwcaps &amp; HWCAP_ASIMD)</div>
144<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; {</div>
145<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; <span class="comment">// On an arm64 device with Neon.</span></div>
146<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
147<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; }</div>
148<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; <span class="keywordflow">else</span></div>
149<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; {</div>
150<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; <span class="comment">// On an arm64 device without Neon.</span></div>
151<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
152<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; }</div>
153<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; </div>
154<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;<span class="preprocessor">#endif</span></div>
155<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;<span class="preprocessor">#if !defined(ARMNN_BUILD_BARE_METAL) &amp;&amp; defined(__arm__)</span></div>
156<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; </div>
157<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; <span class="keywordflow">if</span> (hwcaps &amp; HWCAP_NEON)</div>
158<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; {</div>
159<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="comment">// On an armhf device with Neon.</span></div>
160<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
161<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; }</div>
162<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="keywordflow">else</span></div>
163<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; {</div>
164<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <span class="comment">// On an armhf device without Neon.</span></div>
165<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
166<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; }</div>
167<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; </div>
168<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;<span class="preprocessor">#endif</span></div>
169<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; </div>
170<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; <span class="comment">// This method of Neon detection is only supported on Linux so in order to prevent a false negative</span></div>
171<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <span class="comment">// we will return true in cases where detection did not run.</span></div>
172<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
173<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;}</div>
174<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; </div>
175<div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="namespacearmnn.html#aa09a8bb02eed50715082d8b7fccd2f8d"> 77</a></span>&#160;<span class="keyword">const</span> std::string <a class="code" href="namespacearmnn.html#aa09a8bb02eed50715082d8b7fccd2f8d">GetVersion</a>()</div>
176<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;{</div>
177<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <span class="keywordflow">return</span> <a class="code" href="include_2armnn_2_version_8hpp.html#a50bf0553d5c4b76d18a3d37e155b4d11">ARMNN_VERSION</a>;</div>
178<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;}</div>
179<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; </div>
180<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;} <span class="comment">// namespace armnn</span></div>
181</div><!-- fragment --></div><!-- contents -->
182</div><!-- doc-content -->
183<div class="ttc" id="anamespacearmnn_html_a93a3ba385cad27c4774e5fe64c025d3dadd4ec0ac4e58f7c32a01244ae91150b1"><div class="ttname"><a href="namespacearmnn.html#a93a3ba385cad27c4774e5fe64c025d3dadd4ec0ac4e58f7c32a01244ae91150b1">armnn::LogSeverity::Trace</a></div><div class="ttdeci">@ Trace</div></div>
184<div class="ttc" id="anamespacearmnn_html_aa59f7a819c3e29d10ffc41e5c0616872"><div class="ttname"><a href="namespacearmnn.html#aa59f7a819c3e29d10ffc41e5c0616872">armnn::ConfigureLogging</a></div><div class="ttdeci">void ConfigureLogging(bool printToStandardOutput, bool printToDebugOutput, LogSeverity severity)</div><div class="ttdoc">Configures the logging behaviour of the ARMNN library.</div><div class="ttdef"><b>Definition:</b> <a href="_utils_8cpp_source.html#l00018">Utils.cpp:18</a></div></div>
185<div class="ttc" id="anamespacearmnn_html_ac9aad76a34137b6359a867b282ea7cfb"><div class="ttname"><a href="namespacearmnn.html#ac9aad76a34137b6359a867b282ea7cfb">armnn::SetLogFilter</a></div><div class="ttdeci">void SetLogFilter(LogSeverity level)</div><div class="ttdef"><b>Definition:</b> <a href="_logging_8cpp_source.html#l00073">Logging.cpp:73</a></div></div>
186<div class="ttc" id="anamespacearmnn_html_aa09a8bb02eed50715082d8b7fccd2f8d"><div class="ttname"><a href="namespacearmnn.html#aa09a8bb02eed50715082d8b7fccd2f8d">armnn::GetVersion</a></div><div class="ttdeci">const std::string GetVersion()</div><div class="ttdef"><b>Definition:</b> <a href="_utils_8cpp_source.html#l00077">Utils.cpp:77</a></div></div>
187<div class="ttc" id="ainclude_2armnn_2_version_8hpp_html"><div class="ttname"><a href="include_2armnn_2_version_8hpp.html">Version.hpp</a></div></div>
188<div class="ttc" id="a_logging_8hpp_html"><div class="ttname"><a href="_logging_8hpp.html">Logging.hpp</a></div></div>
189<div class="ttc" id="a_utils_8hpp_html"><div class="ttname"><a href="_utils_8hpp.html">Utils.hpp</a></div></div>
190<div class="ttc" id="anamespacearmnn_html_a7f8325a4bc02f2f687ba1968b595ec0a"><div class="ttname"><a href="namespacearmnn.html#a7f8325a4bc02f2f687ba1968b595ec0a">armnn::SetAllLoggingSinks</a></div><div class="ttdeci">void SetAllLoggingSinks(bool standardOut, bool debugOut, bool coloured)</div><div class="ttdef"><b>Definition:</b> <a href="_logging_8cpp_source.html#l00191">Logging.cpp:191</a></div></div>
191<div class="ttc" id="ainclude_2armnn_2_version_8hpp_html_a50bf0553d5c4b76d18a3d37e155b4d11"><div class="ttname"><a href="include_2armnn_2_version_8hpp.html#a50bf0553d5c4b76d18a3d37e155b4d11">ARMNN_VERSION</a></div><div class="ttdeci">#define ARMNN_VERSION</div><div class="ttdoc">ARMNN_VERSION: &quot;X.Y.Z&quot; where: X = Major version number Y = Minor version number Z = Patch version num...</div><div class="ttdef"><b>Definition:</b> <a href="include_2armnn_2_version_8hpp_source.html#l00022">Version.hpp:22</a></div></div>
192<div class="ttc" id="anamespacearmnn_html_ad734960f7ae60a86b74f6722f6c14332"><div class="ttname"><a href="namespacearmnn.html#ad734960f7ae60a86b74f6722f6c14332">armnn::NeonDetected</a></div><div class="ttdeci">bool NeonDetected()</div><div class="ttdef"><b>Definition:</b> <a href="_utils_8cpp_source.html#l00037">Utils.cpp:37</a></div></div>
193<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>
194<div class="ttc" id="anamespacearmnn_html_a93a3ba385cad27c4774e5fe64c025d3d"><div class="ttname"><a href="namespacearmnn.html#a93a3ba385cad27c4774e5fe64c025d3d">armnn::LogSeverity</a></div><div class="ttdeci">LogSeverity</div><div class="ttdef"><b>Definition:</b> <a href="_utils_8hpp_source.html#l00013">Utils.hpp:13</a></div></div>
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