Mercurial > sdl-ios-xcode
diff src/video/SDL_yuv_sw.c @ 4045:f420bba13676 SDL-1.2
GCC inline asm for MMX YUV processing no longer has textrels and now works when
gcc wants to hog %%ebx for the PIC register.
Fixes Bugzilla #418.
author | Ryan C. Gordon <icculus@icculus.org> |
---|---|
date | Wed, 11 Jul 2007 06:26:22 +0000 |
parents | 8a858076f39d |
children | 940fddb81bea |
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--- a/src/video/SDL_yuv_sw.c Wed Jul 11 05:55:10 2007 +0000 +++ b/src/video/SDL_yuv_sw.c Wed Jul 11 06:26:22 2007 +0000 @@ -121,7 +121,7 @@ /* The colorspace conversion functions */ -#if 0 /*defined(__GNUC__) && defined(__i386__) && SDL_ASSEMBLY_ROUTINES*/ +#if (__GNUC__ > 2) && defined(__i386__) && SDL_ASSEMBLY_ROUTINES extern void Color565DitherYV12MMX1X( int *colortab, Uint32 *rgb_2_pix, unsigned char *lum, unsigned char *cr, unsigned char *cb, unsigned char *out, @@ -1061,7 +1061,7 @@ case SDL_YV12_OVERLAY: case SDL_IYUV_OVERLAY: if ( display->format->BytesPerPixel == 2 ) { -#if 0 /*defined(__GNUC__) && defined(__i386__) && SDL_ASSEMBLY_ROUTINES*/ +#if (__GNUC__ > 2) && defined(__i386__) && SDL_ASSEMBLY_ROUTINES /* inline assembly functions */ if ( SDL_HasMMX() && (Rmask == 0xF800) && (Gmask == 0x07E0) && @@ -1083,7 +1083,7 @@ swdata->Display2X = Color24DitherYV12Mod2X; } if ( display->format->BytesPerPixel == 4 ) { -#if 0 /*defined(__GNUC__) && defined(__i386__) && SDL_ASSEMBLY_ROUTINES*/ +#if (__GNUC__ > 2) && defined(__i386__) && SDL_ASSEMBLY_ROUTINES /* inline assembly functions */ if ( SDL_HasMMX() && (Rmask == 0x00FF0000) && (Gmask == 0x0000FF00) &&