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   <div id="projectname">Jolt Physics
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   <div id="projectbrief">A multi core friendly Game Physics Engine</div>
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  <div class="headertitle"><div class="title">TickCounter.h</div></div>
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<a href="_tick_counter_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span><span class="comment">// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="comment">// SPDX-FileCopyrightText: 2021 Jorrit Rouwe</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span><span class="comment">// SPDX-License-Identifier: MIT</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno">    4</span> </div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span><span class="preprocessor">#pragma once</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span> </div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span><span class="comment">// Include for __rdtsc</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span><span class="preprocessor">#if defined(JPH_PLATFORM_WINDOWS)</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span><span class="preprocessor">    #include &lt;intrin.h&gt;</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span><span class="preprocessor">#elif defined(JPH_CPU_X86) &amp;&amp; defined(JPH_COMPILER_GCC)</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno">   11</span><span class="preprocessor">    #include &lt;x86intrin.h&gt;</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno">   12</span><span class="preprocessor">#elif defined(JPH_CPU_E2K)</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno">   13</span><span class="preprocessor">    #include &lt;x86intrin.h&gt;</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span><span class="preprocessor">#elif defined(JPH_CPU_LOONGARCH)</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span><span class="preprocessor">    #include &lt;larchintrin.h&gt;</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno">   17</span> </div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span><a class="code hl_define" href="_core_8h.html#ad14098b68b8c44ea6112601031268405">JPH_NAMESPACE_BEGIN</a></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span> </div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span><span class="preprocessor">#if defined(JPH_PLATFORM_WINDOWS_UWP) || (defined(JPH_PLATFORM_WINDOWS) &amp;&amp; defined(JPH_CPU_ARM))</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span> </div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span><a class="code hl_typedef" href="_core_8h.html#a60e8696a4678cd348e991a1f172e53f7">uint64</a> <a class="code hl_function" href="_tick_counter_8h.html#ae23ab4860bcfb31beb5c9905f23426c1">GetProcessorTickCount</a>(); <span class="comment">// Not inline to avoid having to include Windows.h</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span> </div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno">   25</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span> </div>
<div class="foldopen" id="foldopen00028" data-start="{" data-end="}">
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"><a class="line" href="_tick_counter_8h.html#ae23ab4860bcfb31beb5c9905f23426c1">   28</a></span>JPH_INLINE <a class="code hl_typedef" href="_core_8h.html#a60e8696a4678cd348e991a1f172e53f7">uint64</a> <a class="code hl_function" href="_tick_counter_8h.html#ae23ab4860bcfb31beb5c9905f23426c1">GetProcessorTickCount</a>()</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span>{</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span><span class="preprocessor">#if defined(JPH_PLATFORM_BLUE)</span></div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno">   31</span>    <span class="keywordflow">return</span> JPH_PLATFORM_BLUE_GET_TICKS();</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno">   32</span><span class="preprocessor">#elif defined(JPH_CPU_X86)</span></div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno">   33</span>    <span class="keywordflow">return</span> __rdtsc();</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno">   34</span><span class="preprocessor">#elif defined(JPH_CPU_E2K)</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno">   35</span>    <span class="keywordflow">return</span> __rdtsc();</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno">   36</span><span class="preprocessor">#elif defined(JPH_CPU_ARM) &amp;&amp; defined(JPH_USE_NEON)</span></div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span>    <a class="code hl_typedef" href="_core_8h.html#a60e8696a4678cd348e991a1f172e53f7">uint64</a> val;</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span>    <span class="keyword">asm</span> <span class="keyword">volatile</span>(<span class="stringliteral">&quot;mrs %0, cntvct_el0&quot;</span> : <span class="stringliteral">&quot;=r&quot;</span> (val));</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span>    <span class="keywordflow">return</span> val;</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno">   40</span><span class="preprocessor">#elif defined(JPH_CPU_LOONGARCH)</span></div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno">   41</span><span class="preprocessor">    #if JPH_CPU_ARCH_BITS == 64</span></div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno">   42</span>        __drdtime_t t = __rdtime_d();</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno">   43</span>        <span class="keywordflow">return</span> t.dvalue;</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno">   44</span><span class="preprocessor">    #else</span></div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno">   45</span>        __rdtime_t h = __rdtimeh_w();</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno">   46</span>        __rdtime_t l = __rdtimel_w();</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno">   47</span>        <span class="keywordflow">return</span> ((<a class="code hl_typedef" href="_core_8h.html#a60e8696a4678cd348e991a1f172e53f7">uint64</a>)h.value &lt;&lt; 32) + l.value;</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno">   48</span><span class="preprocessor">    #endif</span></div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span><span class="preprocessor">#elif defined(JPH_CPU_ARM) || defined(JPH_CPU_RISCV) || defined(JPH_CPU_WASM) || defined(JPH_CPU_PPC)</span></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span>    <span class="keywordflow">return</span> 0; <span class="comment">// Not supported</span></div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno">   52</span><span class="preprocessor">    #error Undefined</span></div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno">   53</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno">   54</span>}</div>
</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno">   55</span> </div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno">   56</span><span class="preprocessor">#endif </span><span class="comment">// JPH_PLATFORM_WINDOWS_UWP || (JPH_PLATFORM_WINDOWS &amp;&amp; JPH_CPU_ARM)</span></div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno">   57</span> </div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span><a class="code hl_define" href="_core_8h.html#a73da8725998b00321a9db341202d650d">JPH_NAMESPACE_END</a></div>
<div class="ttc" id="a_core_8h_html_a60e8696a4678cd348e991a1f172e53f7"><div class="ttname"><a href="_core_8h.html#a60e8696a4678cd348e991a1f172e53f7">uint64</a></div><div class="ttdeci">std::uint64_t uint64</div><div class="ttdef"><b>Definition</b> Core.h:504</div></div>
<div class="ttc" id="a_core_8h_html_a73da8725998b00321a9db341202d650d"><div class="ttname"><a href="_core_8h.html#a73da8725998b00321a9db341202d650d">JPH_NAMESPACE_END</a></div><div class="ttdeci">#define JPH_NAMESPACE_END</div><div class="ttdef"><b>Definition</b> Core.h:425</div></div>
<div class="ttc" id="a_core_8h_html_ad14098b68b8c44ea6112601031268405"><div class="ttname"><a href="_core_8h.html#ad14098b68b8c44ea6112601031268405">JPH_NAMESPACE_BEGIN</a></div><div class="ttdeci">#define JPH_NAMESPACE_BEGIN</div><div class="ttdef"><b>Definition</b> Core.h:419</div></div>
<div class="ttc" id="a_tick_counter_8h_html_ae23ab4860bcfb31beb5c9905f23426c1"><div class="ttname"><a href="_tick_counter_8h.html#ae23ab4860bcfb31beb5c9905f23426c1">GetProcessorTickCount</a></div><div class="ttdeci">JPH_NAMESPACE_BEGIN JPH_INLINE uint64 GetProcessorTickCount()</div><div class="ttdoc">Functionality to get the processors cycle counter.</div><div class="ttdef"><b>Definition</b> TickCounter.h:28</div></div>
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