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1 
2 /*
3  * Mesa 3-D graphics library
4  * Version:  5.1
5  *
6  * Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
7  *
8  * Permission is hereby granted, free of charge, to any person obtaining a
9  * copy of this software and associated documentation files (the "Software"),
10  * to deal in the Software without restriction, including without limitation
11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12  * and/or sell copies of the Software, and to permit persons to whom the
13  * Software is furnished to do so, subject to the following conditions:
14  *
15  * The above copyright notice and this permission notice shall be included
16  * in all copies or substantial portions of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
21  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
22  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
23  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24  */
25 
26 /*
27  * x86 CPUID feature information.  The raw data is returned by
28  * _mesa_identify_x86_cpu_features() and interpreted with the cpu_has_*
29  * helper macros.
30  *
31  * Gareth Hughes
32  */
33 
34 #ifndef __COMMON_X86_FEATURES_H__
35 #define __COMMON_X86_FEATURES_H__
36 
37 #define X86_FEATURE_FPU		(1<<0)
38 #define X86_FEATURE_CMOV	(1<<1)
39 #define X86_FEATURE_MMXEXT	(1<<2)
40 #define X86_FEATURE_MMX		(1<<3)
41 #define X86_FEATURE_FXSR	(1<<4)
42 #define X86_FEATURE_XMM		(1<<5)
43 #define X86_FEATURE_XMM2	(1<<6)
44 #define X86_FEATURE_3DNOWEXT	(1<<7)
45 #define X86_FEATURE_3DNOW	(1<<8)
46 
47 /* standard X86 CPU features */
48 #define X86_CPU_FPU		(1<<0)
49 #define X86_CPU_CMOV		(1<<15)
50 #define X86_CPU_MMX		(1<<23)
51 #define X86_CPU_XMM		(1<<25)
52 #define X86_CPU_XMM2		(1<<26)
53 
54 /* extended X86 CPU features */
55 #define X86_CPUEXT_MMX_EXT	(1<<22)
56 #define X86_CPUEXT_3DNOW_EXT	(1<<30)
57 #define X86_CPUEXT_3DNOW	(1<<31)
58 
59 #define cpu_has_mmx		(_mesa_x86_cpu_features & X86_FEATURE_MMX)
60 #define cpu_has_mmxext		(_mesa_x86_cpu_features & X86_FEATURE_MMXEXT)
61 #define cpu_has_xmm		(_mesa_x86_cpu_features & X86_FEATURE_XMM)
62 #define cpu_has_xmm2		(_mesa_x86_cpu_features & X86_FEATURE_XMM2)
63 #define cpu_has_3dnow		(_mesa_x86_cpu_features & X86_FEATURE_3DNOW)
64 #define cpu_has_3dnowext	(_mesa_x86_cpu_features & X86_FEATURE_3DNOWEXT)
65 
66 #endif
67 
68