common_x86_features.h revision 7117f1b4 
1/* $Id: common_x86_features.h,v 1.1.1.1 2008/07/29 05:10:22 mrg Exp $ */
2
3/*
4 * Mesa 3-D graphics library
5 * Version:  5.1
6 *
7 * Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
8 *
9 * Permission is hereby granted, free of charge, to any person obtaining a
10 * copy of this software and associated documentation files (the "Software"),
11 * to deal in the Software without restriction, including without limitation
12 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
13 * and/or sell copies of the Software, and to permit persons to whom the
14 * Software is furnished to do so, subject to the following conditions:
15 *
16 * The above copyright notice and this permission notice shall be included
17 * in all copies or substantial portions of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
22 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
23 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
24 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 */
26
27/*
28 * x86 CPUID feature information.  The raw data is returned by
29 * _mesa_identify_x86_cpu_features() and interpreted with the cpu_has_*
30 * helper macros.
31 *
32 * Gareth Hughes
33 */
34
35#ifndef __COMMON_X86_FEATURES_H__
36#define __COMMON_X86_FEATURES_H__
37
38#define X86_FEATURE_FPU		(1<<0)
39#define X86_FEATURE_CMOV	(1<<1)
40#define X86_FEATURE_MMXEXT	(1<<2)
41#define X86_FEATURE_MMX		(1<<3)
42#define X86_FEATURE_FXSR	(1<<4)
43#define X86_FEATURE_XMM		(1<<5)
44#define X86_FEATURE_XMM2	(1<<6)
45#define X86_FEATURE_3DNOWEXT	(1<<7)
46#define X86_FEATURE_3DNOW	(1<<8)
47
48/* standard X86 CPU features */
49#define X86_CPU_FPU		(1<<0)
50#define X86_CPU_CMOV		(1<<15)
51#define X86_CPU_MMX		(1<<23)
52#define X86_CPU_XMM		(1<<25)
53#define X86_CPU_XMM2		(1<<26)
54
55/* extended X86 CPU features */
56#define X86_CPUEXT_MMX_EXT	(1<<22)
57#define X86_CPUEXT_3DNOW_EXT	(1<<30)
58#define X86_CPUEXT_3DNOW	(1<<31)
59
60#define cpu_has_mmx		(_mesa_x86_cpu_features & X86_FEATURE_MMX)
61#define cpu_has_mmxext		(_mesa_x86_cpu_features & X86_FEATURE_MMXEXT)
62#define cpu_has_xmm		(_mesa_x86_cpu_features & X86_FEATURE_XMM)
63#define cpu_has_xmm2		(_mesa_x86_cpu_features & X86_FEATURE_XMM2)
64#define cpu_has_3dnow		(_mesa_x86_cpu_features & X86_FEATURE_3DNOW)
65#define cpu_has_3dnowext	(_mesa_x86_cpu_features & X86_FEATURE_3DNOWEXT)
66
67#endif
68
69