src/mesa/x86/common_x86_features.h

   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  * THE AUTHORS 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