include/SDL_cpuinfo.h
author Sam Lantinga <slouken@libsdl.org>
Sat, 24 Jan 2004 05:47:19 +0000
changeset 785 ca06a994f03c
parent 778 8ac3f46f9d09
child 1312 c9b51268668f
permissions -rw-r--r--
Fixed bugs in CPU feature detection and added extended feature detection
     1 /*
     2     SDL - Simple DirectMedia Layer
     3     Copyright (C) 1997-2004 Sam Lantinga
     4 
     5     This library is free software; you can redistribute it and/or
     6     modify it under the terms of the GNU Library General Public
     7     License as published by the Free Software Foundation; either
     8     version 2 of the License, or (at your option) any later version.
     9 
    10     This library is distributed in the hope that it will be useful,
    11     but WITHOUT ANY WARRANTY; without even the implied warranty of
    12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    13     Library General Public License for more details.
    14 
    15     You should have received a copy of the GNU Library General Public
    16     License along with this library; if not, write to the Free
    17     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
    18 
    19     Sam Lantinga
    20     slouken@libsdl.org
    21 */
    22 
    23 #ifdef SAVE_RCSID
    24 static char rcsid =
    25  "@(#) $Id$";
    26 #endif
    27 
    28 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
    29 /* CPU feature detection for SDL                                       */
    30 
    31 #ifndef _SDL_cpuinfo_h
    32 #define _SDL_cpuinfo_h
    33 
    34 #include "begin_code.h"
    35 /* Set up for C function definitions, even when using C++ */
    36 #ifdef __cplusplus
    37 extern "C" {
    38 #endif
    39 
    40 /* This function returns true if the CPU has the RDTSC instruction
    41  */
    42 extern DECLSPEC SDL_bool SDLCALL SDL_HasRDTSC();
    43 
    44 /* This function returns true if the CPU has MMX features
    45  */
    46 extern DECLSPEC SDL_bool SDLCALL SDL_HasMMX();
    47 
    48 /* This function returns true if the CPU has MMX Ext. features
    49  */
    50 extern DECLSPEC SDL_bool SDLCALL SDL_HasMMXExt();
    51 
    52 /* This function returns true if the CPU has 3DNow features
    53  */
    54 extern DECLSPEC SDL_bool SDLCALL SDL_Has3DNow();
    55 
    56 /* This function returns true if the CPU has 3DNow! Ext. features
    57  */
    58 extern DECLSPEC SDL_bool SDLCALL SDL_Has3DNowExt();
    59 
    60 /* This function returns true if the CPU has SSE features
    61  */
    62 extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE();
    63 
    64 /* This function returns true if the CPU has SSE2 features
    65  */
    66 extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE2();
    67 
    68 /* This function returns true if the CPU has AltiVec features
    69  */
    70 extern DECLSPEC SDL_bool SDLCALL SDL_HasAltiVec();
    71 
    72 /* Ends C function definitions when using C++ */
    73 #ifdef __cplusplus
    74 }
    75 #endif
    76 #include "close_code.h"
    77 
    78 #endif /* _SDL_cpuinfo_h */