reactos/lib/mesa32/src/ppc/common_ppc_features.h

   1 /*
   2  * (C) Copyright IBM Corporation 2004
   3  * All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * on the rights to use, copy, modify, merge, publish, distribute, sub
   9  * license, and/or sell copies of the Software, and to permit persons to whom
  10  * the Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the next
  13  * paragraph) shall be included in all copies or substantial portions of the
  14  * Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.  IN NO EVENT SHALL
  19  * IBM AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  20  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  21  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  22  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25 /**
  26  * \file common_ppc_features.h
  27  * Interface for determining which CPU features were detected.
  28  *
  29  * \author Ian Romanick <idr@us.ibm.com>
  30  */
  31
  32 #ifndef COMMON_PPC_FEATURES_H
  33 #define COMMON_PPC_FEATURES_H
  34
  35 #ifdef USE_PPC_ASM
  36 #include <asm/cputable.h>
  37
  38 extern unsigned long _mesa_ppc_cpu_features;
  39
  40
  41 /* The PPC_FEATURE_* values come from asm/cputable.h.  Should we define
  42  * versions of them here if that file does not exist?  This will only
  43  * matter once these code paths are supported on non-Linux platforms.
  44  */
  45
  46 #define cpu_has_64  ((_mesa_ppc_cpu_features & PPC_FEATURE_64) != 0)
  47 #define cpu_has_vmx ((_mesa_ppc_cpu_features & PPC_FEATURE_HAS_ALTIVEC) != 0)
  48 #define cpu_has_fpu ((_mesa_ppc_cpu_features & PPC_FEATURE_HAS_FPU) != 0)
  49
  50 #endif /* USE_PPC_ASM */
  51 #endif /* COMMON_PPC_FEATURES_H */