Mercurial > sdl-ios-xcode

annotate include/SDL_cpuinfo.h @ 3950:9d9e15ab1697 SDL-1.2

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Check if yasm supports a nasm-specific syntax we use (it doesn't in 0.5.0, which is still common in Linux distros, and does in 0.6.0). Disable it if we don't, attempting to fallback to using nasm. Thanks to Mike Frysinger for the patch. Fixes Bugzilla #393.
author Ryan C. Gordon <icculus@icculus.org>
date Mon, 04 Jun 2007 11:06:48 +0000
parents ef9a9064bff2
children 782fd950bd46 c121d94672cb a1b03ba2fcd0
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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24 /* CPU feature detection for SDL */
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25
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26 #ifndef _SDL_cpuinfo_h
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27 #define _SDL_cpuinfo_h
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28
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29 #include "SDL_stdinc.h"
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30
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31 #include "begin_code.h"
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32 /* Set up for C function definitions, even when using C++ */
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33 #ifdef __cplusplus
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34 extern "C" {
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35 #endif
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36
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37 /* This function returns true if the CPU has the RDTSC instruction
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38 */
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39 extern DECLSPEC SDL_bool SDLCALL SDL_HasRDTSC(void);
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40
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41 /* This function returns true if the CPU has MMX features
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42 */
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43 extern DECLSPEC SDL_bool SDLCALL SDL_HasMMX(void);
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44
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45 /* This function returns true if the CPU has MMX Ext. features
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46 */
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47 extern DECLSPEC SDL_bool SDLCALL SDL_HasMMXExt(void);
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48
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49 /* This function returns true if the CPU has 3DNow features
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50 */
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51 extern DECLSPEC SDL_bool SDLCALL SDL_Has3DNow(void);
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52
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53 /* This function returns true if the CPU has 3DNow! Ext. features
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54 */
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55 extern DECLSPEC SDL_bool SDLCALL SDL_Has3DNowExt(void);
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56
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57 /* This function returns true if the CPU has SSE features
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58 */
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59 extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE(void);
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60
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61 /* This function returns true if the CPU has SSE2 features
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62 */
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63 extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE2(void);
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64
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65 /* This function returns true if the CPU has AltiVec features
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66 */
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67 extern DECLSPEC SDL_bool SDLCALL SDL_HasAltiVec(void);
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68
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69 /* Ends C function definitions when using C++ */
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70 #ifdef __cplusplus
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71 }
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72 #endif
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73 #include "close_code.h"
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74
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75 #endif /* _SDL_cpuinfo_h */