Open Inventor Release 2024.1.3
 
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SbCPUID.h
1/*=======================================================================
2 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), ***
3 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. ***
4 *** ***
5 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS ***
6 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR ***
7 *** WRITTEN AUTHORIZATION OF FEI S.A.S. ***
8 *** ***
9 *** RESTRICTED RIGHTS LEGEND ***
10 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS ***
11 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN ***
12 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT ***
13 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN ***
14 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. ***
15 *** ***
16 *** COPYRIGHT (C) 1996-2014 BY FEI S.A.S, ***
17 *** BORDEAUX, FRANCE ***
18 *** ALL RIGHTS RESERVED ***
19**=======================================================================*/
20/*=======================================================================
21** Author : VSG (MMM YYYY)
22**=======================================================================*/
23#ifndef _Sb_CPUID_H_
24#define _Sb_CPUID_H_
25
26#include <Inventor/sys/port.h>
27
28// currently only support win32 and gcc on x86
29#if defined(_WIN32) || (defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__)))
30# define OIV_BUILD_OPTIMIZED 1
31#else
32# define OIV_BUILD_OPTIMIZED 0
33#endif
34
35class SbCPUID {
36public:
37 static bool sseSupported();
38 static bool sse2Supported();
39 static bool sse3Supported();
40 static bool mmxSupported();
41
42private:
43 static void doCPUCheck();
44 static void doCPUID(unsigned int what, unsigned int* features);
45 static bool m_sseSupported;
46 static bool m_mmxSupported;
47 static bool m_sse2Supported;
48 static bool m_sse3Supported;
49 static bool m_featuresTested;
50};
51
52#endif
53
54
static bool sse3Supported()
static bool mmxSupported()
static bool sse2Supported()
static bool sseSupported()