<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.15"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>My Project: SDL_cpuinfo.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="search/search.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="search/searchdata.js"></script> <script type="text/javascript" src="search/search.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td id="projectalign" style="padding-left: 0.5em;"> <div id="projectname">My Project </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.15 --> <script type="text/javascript"> /* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ var searchBox = new SearchBox("searchBox", "search",false,'Search'); /* @license-end */ </script> <script type="text/javascript" src="menudata.js"></script> <script type="text/javascript" src="menu.js"></script> <script type="text/javascript"> /* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ $(function() { initMenu('',true,false,'search.php','Search'); $(document).ready(function() { init_search(); }); }); /* @license-end */</script> <div id="main-nav"></div> </div><!-- top --> <!-- window showing the filter options --> <div id="MSearchSelectWindow" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" onkeydown="return searchBox.OnSearchSelectKey(event)"> </div> <!-- iframe showing the search results (closed by default) --> <div id="MSearchResultsWindow"> <iframe src="javascript:void(0)" frameborder="0" name="MSearchResults" id="MSearchResults"> </iframe> </div> <div class="header"> <div class="headertitle"> <div class="title">SDL_cpuinfo.h</div> </div> </div><!--header--> <div class="contents"> <a href="SDL__cpuinfo_8h.html">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"> Simple DirectMedia Layer</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> Copyright (C) 1997-2019 Sam Lantinga <slouken@libsdl.org></span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"></span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> This software is provided 'as-is', without any express or implied</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> warranty. In no event will the authors be held liable for any damages</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> arising from the use of this software.</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"></span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> Permission is granted to anyone to use this software for any purpose,</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> including commercial applications, and to alter it and redistribute it</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> freely, subject to the following restrictions:</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"> 1. The origin of this software must not be misrepresented; you must not</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> claim that you wrote the original software. If you use this software</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> in a product, an acknowledgment in the product documentation would be</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> appreciated but is not required.</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> 2. Altered source versions must be plainly marked as such, and must not be</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> misrepresented as being the original software.</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> 3. This notice may not be removed or altered from any source distribution.</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">*/</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#ifndef SDL_cpuinfo_h_</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#define SDL_cpuinfo_h_</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "<a class="code" href="SDL__stdinc_8h.html">SDL_stdinc.h</a>"</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">/* Need to do this here because intrin.h has C++ code in it */</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">/* Visual Studio 2005 has a bug where intrin.h conflicts with winnt.h */</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#if defined(_MSC_VER) && (_MSC_VER >= 1500) && (defined(_M_IX86) || defined(_M_X64))</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#ifdef __clang__</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">/* Many of the intrinsics SDL uses are not implemented by clang with Visual Studio */</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#undef __MMX__</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#undef __SSE__</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#undef __SSE2__</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include <intrin.h></span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#ifndef _WIN64</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#ifndef __MMX__</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#define __MMX__</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor">#ifndef __3dNOW__</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#define __3dNOW__</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#ifndef __SSE__</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor">#define __SSE__</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#ifndef __SSE2__</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#define __SSE2__</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#endif </span><span class="comment">/* __clang__ */</span><span class="preprocessor"></span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#elif defined(__MINGW64_VERSION_MAJOR)</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#include <intrin.h></span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment">/* altivec.h redefining bool causes a number of problems, see bugs 3993 and 4392, so you need to explicitly define SDL_ENABLE_ALTIVEC_H to have it included. */</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor">#if defined(HAVE_ALTIVEC_H) && defined(__ALTIVEC__) && !defined(__APPLE_ALTIVEC__) && defined(SDL_ENABLE_ALTIVEC_H)</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#include <altivec.h></span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">#if !defined(SDL_DISABLE_ARM_NEON_H)</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor"># if defined(__ARM_NEON)</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor"># include <arm_neon.h></span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor"># elif defined(__WINDOWS__) || defined(__WINRT__)</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment">/* Visual Studio doesn't define __ARM_ARCH, but _M_ARM (if set, always 7), and _M_ARM64 (if set, always 1). */</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor"># if defined(_M_ARM)</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor"># include <armintr.h></span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor"># include <arm_neon.h></span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor"># define __ARM_NEON 1 </span><span class="comment">/* Set __ARM_NEON so that it can be used elsewhere, at compile time */</span><span class="preprocessor"></span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor"># endif</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="preprocessor"># if defined (_M_ARM64)</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor"># include <armintr.h></span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor"># include <arm_neon.h></span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor"># define __ARM_NEON 1 </span><span class="comment">/* Set __ARM_NEON so that it can be used elsewhere, at compile time */</span><span class="preprocessor"></span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="preprocessor"># endif</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor"># endif</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="preprocessor">#if defined(__3dNOW__) && !defined(SDL_DISABLE_MM3DNOW_H)</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="preprocessor">#include <mm3dnow.h></span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="preprocessor">#if defined(HAVE_IMMINTRIN_H) && !defined(SDL_DISABLE_IMMINTRIN_H)</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="preprocessor">#include <immintrin.h></span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="preprocessor">#if defined(__MMX__) && !defined(SDL_DISABLE_MMINTRIN_H)</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="preprocessor">#include <mmintrin.h></span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="preprocessor">#if defined(__SSE__) && !defined(SDL_DISABLE_XMMINTRIN_H)</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="preprocessor">#include <xmmintrin.h></span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="preprocessor">#if defined(__SSE2__) && !defined(SDL_DISABLE_EMMINTRIN_H)</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="preprocessor">#include <emmintrin.h></span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor">#if defined(__SSE3__) && !defined(SDL_DISABLE_PMMINTRIN_H)</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="preprocessor">#include <pmmintrin.h></span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor">#endif </span><span class="comment">/* HAVE_IMMINTRIN_H */</span><span class="preprocessor"></span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="preprocessor">#endif </span><span class="comment">/* compiler version */</span><span class="preprocessor"></span></div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="preprocessor">#include "<a class="code" href="begin__code_8h.html">begin_code.h</a>"</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment">/* Set up for C function definitions, even when using C++ */</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment">/* This is a guess for the cacheline size used for padding.</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment"> * Most x86 processors have a 64 byte cache line.</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment"> * The 64-bit PowerPC processors have a 128 byte cache line.</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment"> * We'll use the larger value to be generally safe.</span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"> */</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="preprocessor">#define SDL_CACHELINE_SIZE 128</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="keyword">extern</span> DECLSPEC <span class="keywordtype">int</span> SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#a888cf77e53a67803402e1740a9639bd7">SDL_GetCPUCount</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="keyword">extern</span> DECLSPEC <span class="keywordtype">int</span> SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#aa699924d6c33d2cac8f1983c4ae4091c">SDL_GetCPUCacheLineSize</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="keyword">extern</span> DECLSPEC SDL_bool SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#afea666a39b6be7821303adcf16e83c47">SDL_HasRDTSC</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="keyword">extern</span> DECLSPEC SDL_bool SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#a9bc2024dc37b1d318eb197c161f8e50b">SDL_HasAltiVec</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="keyword">extern</span> DECLSPEC SDL_bool SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#aecec2f1434aa2eb5c82f974880f5181f">SDL_HasMMX</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="keyword">extern</span> DECLSPEC SDL_bool SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#a57efd279a93553cf43a54e3a49db6305">SDL_Has3DNow</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="keyword">extern</span> DECLSPEC SDL_bool SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#aed4b71a601e3a12786a5280f59c0e26d">SDL_HasSSE</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="keyword">extern</span> DECLSPEC SDL_bool SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#aadc66ce3d29c669f6c78ee17c592336e">SDL_HasSSE2</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="keyword">extern</span> DECLSPEC SDL_bool SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#ab0dfbc5d529ba0b65d1fff744da69f5e">SDL_HasSSE3</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> </div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="keyword">extern</span> DECLSPEC SDL_bool SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#a6719853bee3dd03b8823540705a55932">SDL_HasSSE41</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> </div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="keyword">extern</span> DECLSPEC SDL_bool SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#a9fea35e1593bb7981cdc1da4d0b2dccb">SDL_HasSSE42</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="keyword">extern</span> DECLSPEC SDL_bool SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#aec739a6c622987314d9a22899c4ba673">SDL_HasAVX</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> </div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="keyword">extern</span> DECLSPEC SDL_bool SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#a1fa7d982a27fb5a29fc1b291fc1054f4">SDL_HasAVX2</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="keyword">extern</span> DECLSPEC SDL_bool SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#a5108ee8d59a6d8a0a978f96b799bd3b1">SDL_HasAVX512F</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span> </div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="keyword">extern</span> DECLSPEC SDL_bool SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#ac5096ea77af07eb4a9d4c754289b2a2b">SDL_HasNEON</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="keyword">extern</span> DECLSPEC <span class="keywordtype">int</span> SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#af672834675f296bed0e226113695bebd">SDL_GetSystemRAM</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span> </div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="keyword">extern</span> DECLSPEC <span class="keywordtype">size_t</span> SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#a99cf6527faa408c398a5a678aaf892d5">SDL_SIMDGetAlignment</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span> </div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span> <span class="keyword">extern</span> DECLSPEC <span class="keywordtype">void</span> * SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#a90747fee878a98aaba20e615f749308b">SDL_SIMDAlloc</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> len);</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span> </div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span> <span class="keyword">extern</span> DECLSPEC <span class="keywordtype">void</span> SDLCALL <a class="code" href="SDL__cpuinfo_8h.html#a5bd4b538ff298ee8f2c31ed9da3253d4">SDL_SIMDFree</a>(<span class="keywordtype">void</span> *ptr);</div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span> </div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span> <span class="comment">/* vi: set ts=4 sw=4 expandtab: */</span></div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="comment">/* Ends C function definitions when using C++ */</span></div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span> }</div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span> <span class="preprocessor">#include "<a class="code" href="close__code_8h.html">close_code.h</a>"</span></div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span> </div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span> <span class="preprocessor">#endif </span><span class="comment">/* SDL_cpuinfo_h_ */</span><span class="preprocessor"></span></div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span> </div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span> <span class="comment">/* vi: set ts=4 sw=4 expandtab: */</span></div><div class="ttc" id="SDL__cpuinfo_8h_html_a99cf6527faa408c398a5a678aaf892d5"><div class="ttname"><a href="SDL__cpuinfo_8h.html#a99cf6527faa408c398a5a678aaf892d5">SDL_SIMDGetAlignment</a></div><div class="ttdeci">DECLSPEC size_t SDLCALL SDL_SIMDGetAlignment(void)</div><div class="ttdoc">Report the alignment this system needs for SIMD allocations.</div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_a9bc2024dc37b1d318eb197c161f8e50b"><div class="ttname"><a href="SDL__cpuinfo_8h.html#a9bc2024dc37b1d318eb197c161f8e50b">SDL_HasAltiVec</a></div><div class="ttdeci">DECLSPEC SDL_bool SDLCALL SDL_HasAltiVec(void)</div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_a1fa7d982a27fb5a29fc1b291fc1054f4"><div class="ttname"><a href="SDL__cpuinfo_8h.html#a1fa7d982a27fb5a29fc1b291fc1054f4">SDL_HasAVX2</a></div><div class="ttdeci">DECLSPEC SDL_bool SDLCALL SDL_HasAVX2(void)</div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_a90747fee878a98aaba20e615f749308b"><div class="ttname"><a href="SDL__cpuinfo_8h.html#a90747fee878a98aaba20e615f749308b">SDL_SIMDAlloc</a></div><div class="ttdeci">DECLSPEC void *SDLCALL SDL_SIMDAlloc(const size_t len)</div><div class="ttdoc">Allocate memory in a SIMD-friendly way.</div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_aa699924d6c33d2cac8f1983c4ae4091c"><div class="ttname"><a href="SDL__cpuinfo_8h.html#aa699924d6c33d2cac8f1983c4ae4091c">SDL_GetCPUCacheLineSize</a></div><div class="ttdeci">DECLSPEC int SDLCALL SDL_GetCPUCacheLineSize(void)</div></div> <div class="ttc" id="begin__code_8h_html"><div class="ttname"><a href="begin__code_8h.html">begin_code.h</a></div></div> <div class="ttc" id="SDL__stdinc_8h_html"><div class="ttname"><a href="SDL__stdinc_8h.html">SDL_stdinc.h</a></div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_ac5096ea77af07eb4a9d4c754289b2a2b"><div class="ttname"><a href="SDL__cpuinfo_8h.html#ac5096ea77af07eb4a9d4c754289b2a2b">SDL_HasNEON</a></div><div class="ttdeci">DECLSPEC SDL_bool SDLCALL SDL_HasNEON(void)</div></div> <div class="ttc" id="close__code_8h_html"><div class="ttname"><a href="close__code_8h.html">close_code.h</a></div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_aed4b71a601e3a12786a5280f59c0e26d"><div class="ttname"><a href="SDL__cpuinfo_8h.html#aed4b71a601e3a12786a5280f59c0e26d">SDL_HasSSE</a></div><div class="ttdeci">DECLSPEC SDL_bool SDLCALL SDL_HasSSE(void)</div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_ab0dfbc5d529ba0b65d1fff744da69f5e"><div class="ttname"><a href="SDL__cpuinfo_8h.html#ab0dfbc5d529ba0b65d1fff744da69f5e">SDL_HasSSE3</a></div><div class="ttdeci">DECLSPEC SDL_bool SDLCALL SDL_HasSSE3(void)</div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_aecec2f1434aa2eb5c82f974880f5181f"><div class="ttname"><a href="SDL__cpuinfo_8h.html#aecec2f1434aa2eb5c82f974880f5181f">SDL_HasMMX</a></div><div class="ttdeci">DECLSPEC SDL_bool SDLCALL SDL_HasMMX(void)</div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_afea666a39b6be7821303adcf16e83c47"><div class="ttname"><a href="SDL__cpuinfo_8h.html#afea666a39b6be7821303adcf16e83c47">SDL_HasRDTSC</a></div><div class="ttdeci">DECLSPEC SDL_bool SDLCALL SDL_HasRDTSC(void)</div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_af672834675f296bed0e226113695bebd"><div class="ttname"><a href="SDL__cpuinfo_8h.html#af672834675f296bed0e226113695bebd">SDL_GetSystemRAM</a></div><div class="ttdeci">DECLSPEC int SDLCALL SDL_GetSystemRAM(void)</div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_aec739a6c622987314d9a22899c4ba673"><div class="ttname"><a href="SDL__cpuinfo_8h.html#aec739a6c622987314d9a22899c4ba673">SDL_HasAVX</a></div><div class="ttdeci">DECLSPEC SDL_bool SDLCALL SDL_HasAVX(void)</div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_a888cf77e53a67803402e1740a9639bd7"><div class="ttname"><a href="SDL__cpuinfo_8h.html#a888cf77e53a67803402e1740a9639bd7">SDL_GetCPUCount</a></div><div class="ttdeci">DECLSPEC int SDLCALL SDL_GetCPUCount(void)</div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_a5108ee8d59a6d8a0a978f96b799bd3b1"><div class="ttname"><a href="SDL__cpuinfo_8h.html#a5108ee8d59a6d8a0a978f96b799bd3b1">SDL_HasAVX512F</a></div><div class="ttdeci">DECLSPEC SDL_bool SDLCALL SDL_HasAVX512F(void)</div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_a5bd4b538ff298ee8f2c31ed9da3253d4"><div class="ttname"><a href="SDL__cpuinfo_8h.html#a5bd4b538ff298ee8f2c31ed9da3253d4">SDL_SIMDFree</a></div><div class="ttdeci">DECLSPEC void SDLCALL SDL_SIMDFree(void *ptr)</div><div class="ttdoc">Deallocate memory obtained from SDL_SIMDAlloc.</div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_a57efd279a93553cf43a54e3a49db6305"><div class="ttname"><a href="SDL__cpuinfo_8h.html#a57efd279a93553cf43a54e3a49db6305">SDL_Has3DNow</a></div><div class="ttdeci">DECLSPEC SDL_bool SDLCALL SDL_Has3DNow(void)</div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_a9fea35e1593bb7981cdc1da4d0b2dccb"><div class="ttname"><a href="SDL__cpuinfo_8h.html#a9fea35e1593bb7981cdc1da4d0b2dccb">SDL_HasSSE42</a></div><div class="ttdeci">DECLSPEC SDL_bool SDLCALL SDL_HasSSE42(void)</div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_aadc66ce3d29c669f6c78ee17c592336e"><div class="ttname"><a href="SDL__cpuinfo_8h.html#aadc66ce3d29c669f6c78ee17c592336e">SDL_HasSSE2</a></div><div class="ttdeci">DECLSPEC SDL_bool SDLCALL SDL_HasSSE2(void)</div></div> <div class="ttc" id="SDL__cpuinfo_8h_html_a6719853bee3dd03b8823540705a55932"><div class="ttname"><a href="SDL__cpuinfo_8h.html#a6719853bee3dd03b8823540705a55932">SDL_HasSSE41</a></div><div class="ttdeci">DECLSPEC SDL_bool SDLCALL SDL_HasSSE41(void)</div></div> </div><!-- fragment --></div><!-- 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