1848b8605Smrg
2848b8605Smrg/*
3848b8605Smrg * Mesa 3-D graphics library
4848b8605Smrg *
5848b8605Smrg * Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
6848b8605Smrg *
7848b8605Smrg * Permission is hereby granted, free of charge, to any person obtaining a
8848b8605Smrg * copy of this software and associated documentation files (the "Software"),
9848b8605Smrg * to deal in the Software without restriction, including without limitation
10848b8605Smrg * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11848b8605Smrg * and/or sell copies of the Software, and to permit persons to whom the
12848b8605Smrg * Software is furnished to do so, subject to the following conditions:
13848b8605Smrg *
14848b8605Smrg * The above copyright notice and this permission notice shall be included
15848b8605Smrg * in all copies or substantial portions of the Software.
16848b8605Smrg *
17848b8605Smrg * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18848b8605Smrg * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19848b8605Smrg * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
20848b8605Smrg * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
21848b8605Smrg * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
22848b8605Smrg * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
23848b8605Smrg * OTHER DEALINGS IN THE SOFTWARE.
24848b8605Smrg */
25848b8605Smrg
26848b8605Smrg/*
27848b8605Smrg * x86 CPUID feature information.  The raw data is returned by
28848b8605Smrg * _mesa_identify_x86_cpu_features() and interpreted with the cpu_has_*
29848b8605Smrg * helper macros.
30848b8605Smrg *
31848b8605Smrg * Gareth Hughes
32848b8605Smrg */
33848b8605Smrg
34848b8605Smrg#ifndef __COMMON_X86_FEATURES_H__
35848b8605Smrg#define __COMMON_X86_FEATURES_H__
36848b8605Smrg
37848b8605Smrg#define X86_FEATURE_FPU		(1<<0)
38848b8605Smrg#define X86_FEATURE_CMOV	(1<<1)
39848b8605Smrg#define X86_FEATURE_MMXEXT	(1<<2)
40848b8605Smrg#define X86_FEATURE_MMX		(1<<3)
41848b8605Smrg#define X86_FEATURE_FXSR	(1<<4)
42848b8605Smrg#define X86_FEATURE_XMM		(1<<5)
43848b8605Smrg#define X86_FEATURE_XMM2	(1<<6)
44848b8605Smrg#define X86_FEATURE_3DNOWEXT	(1<<7)
45848b8605Smrg#define X86_FEATURE_3DNOW	(1<<8)
46848b8605Smrg#define X86_FEATURE_SSE4_1	(1<<9)
47848b8605Smrg
48848b8605Smrg/* standard X86 CPU features */
49848b8605Smrg#define X86_CPU_FPU		(1<<0)
50848b8605Smrg#define X86_CPU_CMOV		(1<<15)
51848b8605Smrg#define X86_CPU_MMX		(1<<23)
52848b8605Smrg#define X86_CPU_XMM		(1<<25)
53848b8605Smrg#define X86_CPU_XMM2		(1<<26)
54848b8605Smrg/* ECX. */
55848b8605Smrg#define X86_CPU_SSE4_1		(1<<19)
56848b8605Smrg
57848b8605Smrg/* extended X86 CPU features */
58848b8605Smrg#define X86_CPUEXT_MMX_EXT	(1<<22)
59848b8605Smrg#define X86_CPUEXT_3DNOW_EXT	(1<<30)
60848b8605Smrg#define X86_CPUEXT_3DNOW	(1<<31)
61848b8605Smrg
62b8e80941Smrg#ifdef __MMX__
63b8e80941Smrg#define cpu_has_mmx		1
64b8e80941Smrg#else
65848b8605Smrg#define cpu_has_mmx		(_mesa_x86_cpu_features & X86_FEATURE_MMX)
66b8e80941Smrg#endif
67b8e80941Smrg
68848b8605Smrg#define cpu_has_mmxext		(_mesa_x86_cpu_features & X86_FEATURE_MMXEXT)
69b8e80941Smrg
70b8e80941Smrg#ifdef __SSE__
71b8e80941Smrg#define cpu_has_xmm		1
72b8e80941Smrg#else
73848b8605Smrg#define cpu_has_xmm		(_mesa_x86_cpu_features & X86_FEATURE_XMM)
74b8e80941Smrg#endif
75b8e80941Smrg
76b8e80941Smrg#ifdef __SSE2__
77b8e80941Smrg#define cpu_has_xmm2		1
78b8e80941Smrg#else
79848b8605Smrg#define cpu_has_xmm2		(_mesa_x86_cpu_features & X86_FEATURE_XMM2)
80b8e80941Smrg#endif
81b8e80941Smrg
82b8e80941Smrg#ifdef __3dNOW__
83b8e80941Smrg#define cpu_has_3dnow		1
84b8e80941Smrg#else
85848b8605Smrg#define cpu_has_3dnow		(_mesa_x86_cpu_features & X86_FEATURE_3DNOW)
86b8e80941Smrg#endif
87b8e80941Smrg
88848b8605Smrg#define cpu_has_3dnowext	(_mesa_x86_cpu_features & X86_FEATURE_3DNOWEXT)
89b8e80941Smrg
90b8e80941Smrg#ifdef __SSE4_1__
91b8e80941Smrg#define cpu_has_sse4_1		1
92b8e80941Smrg#else
93848b8605Smrg#define cpu_has_sse4_1		(_mesa_x86_cpu_features & X86_FEATURE_SSE4_1)
94b8e80941Smrg#endif
95848b8605Smrg
96848b8605Smrg#endif
97848b8605Smrg
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