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