2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997-2009 Sam Lantinga
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
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 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with this library; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
25 * CPU feature detection for SDL
28 #ifndef _SDL_cpuinfo_h
29 #define _SDL_cpuinfo_h
31 #include "SDL_stdinc.h"
33 #include "begin_code.h"
34 /* Set up for C function definitions, even when using C++ */
39 /** This function returns true if the CPU has the RDTSC instruction */
40 extern DECLSPEC SDL_bool SDLCALL SDL_HasRDTSC(void);
42 /** This function returns true if the CPU has MMX features */
43 extern DECLSPEC SDL_bool SDLCALL SDL_HasMMX(void);
45 /** This function returns true if the CPU has MMX Ext. features */
46 extern DECLSPEC SDL_bool SDLCALL SDL_HasMMXExt(void);
48 /** This function returns true if the CPU has 3DNow features */
49 extern DECLSPEC SDL_bool SDLCALL SDL_Has3DNow(void);
51 /** This function returns true if the CPU has 3DNow! Ext. features */
52 extern DECLSPEC SDL_bool SDLCALL SDL_Has3DNowExt(void);
54 /** This function returns true if the CPU has SSE features */
55 extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE(void);
57 /** This function returns true if the CPU has SSE2 features */
58 extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE2(void);
60 /** This function returns true if the CPU has AltiVec features */
61 extern DECLSPEC SDL_bool SDLCALL SDL_HasAltiVec(void);
63 /* Ends C function definitions when using C++ */
67 #include "close_code.h"
69 #endif /* _SDL_cpuinfo_h */