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 120 <a href="_wall_clock_timer_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>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * Copyright (c) 2017-2018 ARM Limited.</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * SPDX-License-Identifier: MIT</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<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>&#160;<span class="comment"> * of this software and associated documentation files (the &quot;Software&quot;), to</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<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>&#160;<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>&#160;<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>&#160;<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>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<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>&#160;<span class="comment"> * copies or substantial portions of the Software.</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> * THE SOFTWARE IS PROVIDED &quot;AS IS&quot;, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<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>&#160;<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>&#160;<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>&#160;<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>&#160;<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>&#160;<span class="comment"> * SOFTWARE.</span></div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#ifndef ARM_COMPUTE_TEST_WALL_CLOCK_TIMER</span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="preprocessor">#define ARM_COMPUTE_TEST_WALL_CLOCK_TIMER</span></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;<span class="preprocessor">#include &quot;<a class="code" href="_instrument_8h.xhtml">Instrument.h</a>&quot;</span></div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;</div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="preprocessor">#include &lt;chrono&gt;</span></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">   31</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacearm__compute.xhtml">arm_compute</a></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="keyword">namespace </span>test</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;<span class="keyword">namespace </span>framework</div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;{</div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml">   38</a></span>&#160;<span class="keyword">class </span><a class="code" href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml">WallClockTimer</a> : <span class="keyword">public</span> <a class="code" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml">Instrument</a></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;<span class="keyword">public</span>:</div><div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml#a30b179a76a0ae307dc959345d265452b">   45</a></span>&#160;    <a class="code" href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml#a30b179a76a0ae307dc959345d265452b">WallClockTimer</a>(<a class="code" href="namespacearm__compute_1_1test_1_1framework.xhtml#a3a01a70ad3a22d8b80c413e8a5977100">ScaleFactor</a> scale_factor)</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;        <span class="keywordflow">switch</span>(scale_factor)</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="keywordflow">case</span> <a class="code" href="namespacearm__compute_1_1test_1_1framework.xhtml#aca1fd1d8935433e6ba2e3918214e07f9ab50339a10e1de285ac99d4c3990b8693">ScaleFactor::NONE</a>:</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;                _scale_factor = 1.f;</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;                _unit         = <span class="stringliteral">&quot;us&quot;</span>;</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;                <span class="keywordflow">break</span>;</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;            <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute_1_1test_1_1framework.xhtml#a3a01a70ad3a22d8b80c413e8a5977100a8ed2f2476469f812d63a2f4e83166c61">ScaleFactor::TIME_MS</a>:</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;                _scale_factor = 1000.f;</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;                _unit         = <span class="stringliteral">&quot;ms&quot;</span>;</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;                <span class="keywordflow">break</span>;</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;            <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute_1_1test_1_1framework.xhtml#a3a01a70ad3a22d8b80c413e8a5977100a55d658bdb6741297d391d36632cb51b1">ScaleFactor::TIME_S</a>:</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;                _scale_factor = 1000000.f;</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;                _unit         = <span class="stringliteral">&quot;s&quot;</span>;</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;                <span class="keywordflow">break</span>;</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;            <span class="keywordflow">default</span>:</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;                <a class="code" href="_error_8h.xhtml#a05b19c75afe9c24200a62b9724734bbd">ARM_COMPUTE_ERROR</a>(<span class="stringliteral">&quot;Invalid scale&quot;</span>);</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;    };</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">   66</span>&#160;    std::string     <a class="code" href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml#a501ef37fef441a0a6a8ea8b8e30a7181">id</a>() <span class="keyword">const override</span>;</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;    <span class="keywordtype">void</span>            <a class="code" href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml#a5d5d9ebd12cd3a7d268bc98a3fc7bf97">start</a>() <span class="keyword">override</span>;</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;    <span class="keywordtype">void</span>            <a class="code" href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml#ab3536e22848ce87b16a9b96d6d824d45">stop</a>() <span class="keyword">override</span>;</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;    <a class="code" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml#afc7df496e6026b91c3f48da6821c86a9">MeasurementsMap</a> <a class="code" href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml#a73cabccc9d4406bf48f1db033dc35005">measurements</a>() <span class="keyword">const override</span>;</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;<span class="keyword">private</span>:</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;    std::chrono::high_resolution_clock::time_point _start{};</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;    std::chrono::high_resolution_clock::time_point _stop{};</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    <span class="keywordtype">float</span>                                          _scale_factor{};</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;} <span class="comment">// namespace framework</span></div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;} <span class="comment">// namespace test</span></div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;} <span class="comment">// namespace arm_compute</span></div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* ARM_COMPUTE_TEST_WALL_CLOCK_TIMER */</span><span class="preprocessor"></span></div><div class="ttc" id="_error_8h_xhtml_a05b19c75afe9c24200a62b9724734bbd"><div class="ttname"><a href="_error_8h.xhtml#a05b19c75afe9c24200a62b9724734bbd">ARM_COMPUTE_ERROR</a></div><div class="ttdeci">#define ARM_COMPUTE_ERROR(...)</div><div class="ttdoc">Print the given message then throw an std::runtime_error. </div><div class="ttdef"><b>Definition:</b> <a href="_error_8h_source.xhtml#l00260">Error.h:260</a></div></div>
 121 <div class="ttc" id="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer_xhtml_ab3536e22848ce87b16a9b96d6d824d45"><div class="ttname"><a href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml#ab3536e22848ce87b16a9b96d6d824d45">arm_compute::test::framework::WallClockTimer::stop</a></div><div class="ttdeci">void stop() override</div><div class="ttdoc">Stop measuring. </div><div class="ttdef"><b>Definition:</b> <a href="_wall_clock_timer_8cpp_source.xhtml#l00045">WallClockTimer.cpp:45</a></div></div>
 122 <div class="ttc" id="namespacearm__compute_xhtml"><div class="ttname"><a href="namespacearm__compute.xhtml">arm_compute</a></div><div class="ttdoc">This file contains all available output stages for GEMMLowp on OpenCL. </div><div class="ttdef"><b>Definition:</b> <a href="00__introduction_8dox_source.xhtml#l00001">00_introduction.dox:1</a></div></div>
 123 <div class="ttc" id="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer_xhtml_a5d5d9ebd12cd3a7d268bc98a3fc7bf97"><div class="ttname"><a href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml#a5d5d9ebd12cd3a7d268bc98a3fc7bf97">arm_compute::test::framework::WallClockTimer::start</a></div><div class="ttdeci">void start() override</div><div class="ttdoc">Start measuring. </div><div class="ttdef"><b>Definition:</b> <a href="_wall_clock_timer_8cpp_source.xhtml#l00040">WallClockTimer.cpp:40</a></div></div>
 124 <div class="ttc" id="namespacearm__compute_1_1test_1_1framework_xhtml_aca1fd1d8935433e6ba2e3918214e07f9ab50339a10e1de285ac99d4c3990b8693"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1framework.xhtml#aca1fd1d8935433e6ba2e3918214e07f9ab50339a10e1de285ac99d4c3990b8693">arm_compute::test::framework::LogLevel::NONE</a></div></div>
 125 <div class="ttc" id="namespacearm__compute_1_1test_1_1framework_xhtml_a3a01a70ad3a22d8b80c413e8a5977100a8ed2f2476469f812d63a2f4e83166c61"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1framework.xhtml#a3a01a70ad3a22d8b80c413e8a5977100a8ed2f2476469f812d63a2f4e83166c61">arm_compute::test::framework::ScaleFactor::TIME_MS</a></div></div>
 126 <div class="ttc" id="namespacearm__compute_1_1test_1_1framework_xhtml_a3a01a70ad3a22d8b80c413e8a5977100a55d658bdb6741297d391d36632cb51b1"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1framework.xhtml#a3a01a70ad3a22d8b80c413e8a5977100a55d658bdb6741297d391d36632cb51b1">arm_compute::test::framework::ScaleFactor::TIME_S</a></div></div>
 127 <div class="ttc" id="classarm__compute_1_1test_1_1framework_1_1_instrument_xhtml"><div class="ttname"><a href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml">arm_compute::test::framework::Instrument</a></div><div class="ttdoc">Interface for classes that can be used to measure performance. </div><div class="ttdef"><b>Definition:</b> <a href="_instrument_8h_source.xhtml#l00050">Instrument.h:50</a></div></div>
 128 <div class="ttc" id="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer_xhtml_a30b179a76a0ae307dc959345d265452b"><div class="ttname"><a href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml#a30b179a76a0ae307dc959345d265452b">arm_compute::test::framework::WallClockTimer::WallClockTimer</a></div><div class="ttdeci">WallClockTimer(ScaleFactor scale_factor)</div><div class="ttdoc">Construct a Wall clock timer. </div><div class="ttdef"><b>Definition:</b> <a href="_wall_clock_timer_8h_source.xhtml#l00045">WallClockTimer.h:45</a></div></div>
 129 <div class="ttc" id="classarm__compute_1_1test_1_1framework_1_1_instrument_xhtml_afc7df496e6026b91c3f48da6821c86a9"><div class="ttname"><a href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml#afc7df496e6026b91c3f48da6821c86a9">arm_compute::test::framework::Instrument::MeasurementsMap</a></div><div class="ttdeci">std::map&lt; std::string, Measurement &gt; MeasurementsMap</div><div class="ttdoc">Map of measurements. </div><div class="ttdef"><b>Definition:</b> <a href="_instrument_8h_source.xhtml#l00109">Instrument.h:109</a></div></div>
 130 <div class="ttc" id="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer_xhtml_a73cabccc9d4406bf48f1db033dc35005"><div class="ttname"><a href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml#a73cabccc9d4406bf48f1db033dc35005">arm_compute::test::framework::WallClockTimer::measurements</a></div><div class="ttdeci">MeasurementsMap measurements() const override</div><div class="ttdoc">Return the latest measurements. </div><div class="ttdef"><b>Definition:</b> <a href="_wall_clock_timer_8cpp_source.xhtml#l00050">WallClockTimer.cpp:50</a></div></div>
 131 <div class="ttc" id="namespacearm__compute_1_1test_1_1framework_xhtml_a3a01a70ad3a22d8b80c413e8a5977100"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1framework.xhtml#a3a01a70ad3a22d8b80c413e8a5977100">arm_compute::test::framework::ScaleFactor</a></div><div class="ttdeci">ScaleFactor</div><div class="ttdef"><b>Definition:</b> <a href="_instrument_8h_source.xhtml#l00040">Instrument.h:40</a></div></div>
 132 <div class="ttc" id="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer_xhtml"><div class="ttname"><a href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml">arm_compute::test::framework::WallClockTimer</a></div><div class="ttdoc">Implementation of an instrument to measure elapsed wall-clock time in milliseconds. </div><div class="ttdef"><b>Definition:</b> <a href="_wall_clock_timer_8h_source.xhtml#l00038">WallClockTimer.h:38</a></div></div>
 133 <div class="ttc" id="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer_xhtml_a501ef37fef441a0a6a8ea8b8e30a7181"><div class="ttname"><a href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml#a501ef37fef441a0a6a8ea8b8e30a7181">arm_compute::test::framework::WallClockTimer::id</a></div><div class="ttdeci">std::string id() const override</div><div class="ttdoc">Identifier for the instrument. </div><div class="ttdef"><b>Definition:</b> <a href="_wall_clock_timer_8cpp_source.xhtml#l00035">WallClockTimer.cpp:35</a></div></div>
 134 <div class="ttc" id="_instrument_8h_xhtml"><div class="ttname"><a href="_instrument_8h.xhtml">Instrument.h</a></div></div>
 135 </div><!-- fragment --></div><!-- contents -->
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 139   <ul>
 140     <li class="navelem"><a class="el" href="dir_59425e443f801f1f2fd8bbe4959a3ccf.xhtml">tests</a></li><li class="navelem"><a class="el" href="dir_9e71e2da941d3cafc4d98a9f6ae3de4f.xhtml">framework</a></li><li class="navelem"><a class="el" href="dir_4efd0ee2ecda32567e74991b08d544ea.xhtml">instruments</a></li><li class="navelem"><a class="el" href="_wall_clock_timer_8h.xhtml">WallClockTimer.h</a></li>
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