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comparison src/video/SDL_blit.c @ 2255:17b2369756be

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Use MMX intrinsics over GCC inline assembly
author Sam Lantinga <slouken@libsdl.org>
date Thu, 16 Aug 2007 22:18:53 +0000
parents 79e00f5561f4
children 340942cfda48
comparison
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2254:79e00f5561f4 2255:17b2369756be
25 #include "SDL_sysvideo.h" 25 #include "SDL_sysvideo.h"
26 #include "SDL_blit.h" 26 #include "SDL_blit.h"
27 #include "SDL_blit_copy.h" 27 #include "SDL_blit_copy.h"
28 #include "SDL_RLEaccel_c.h" 28 #include "SDL_RLEaccel_c.h"
29 #include "SDL_pixels_c.h" 29 #include "SDL_pixels_c.h"
30
31 #if defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__)) && SDL_ASSEMBLY_ROUTINES
32 #define MMX_ASMBLIT
33 #endif
34
35 #if defined(MMX_ASMBLIT)
36 #include "SDL_cpuinfo.h"
37 #include "mmx.h"
38 #endif
39 30
40 /* The general purpose software blit routine */ 31 /* The general purpose software blit routine */
41 static int 32 static int
42 SDL_SoftBlit(SDL_Surface * src, SDL_Rect * srcrect, 33 SDL_SoftBlit(SDL_Surface * src, SDL_Rect * srcrect,
43 SDL_Surface * dst, SDL_Rect * dstrect) 34 SDL_Surface * dst, SDL_Rect * dstrect)