Mercurial > sdl-ios-xcode
diff src/video/SDL_blit_A.c @ 2261:c20476d7d7b3
Enabled 3DNow! intrinsic support
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Fri, 17 Aug 2007 03:22:03 +0000 |
parents | 202ddfd1cfb1 |
children | bee005ace1bf |
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--- a/src/video/SDL_blit_A.c Fri Aug 17 02:55:21 2007 +0000 +++ b/src/video/SDL_blit_A.c Fri Aug 17 03:22:03 2007 +0000 @@ -1369,7 +1369,7 @@ } } -#ifdef __MMX__ +#ifdef __3dNOW__ /* fast (as in MMX with prefetch) ARGB888->(A)RGB888 blending with pixel alpha */ static void BlitRGBtoRGBPixelAlphaMMX3DNOW(SDL_BlitInfo * info) @@ -2250,17 +2250,21 @@ if (sf->Rmask == df->Rmask && sf->Gmask == df->Gmask && sf->Bmask == df->Bmask && sf->BytesPerPixel == 4) { -#ifdef __MMX__ +#if defined(__MMX__) || defined(__3dNOW__) if (sf->Rshift % 8 == 0 && sf->Gshift % 8 == 0 && sf->Bshift % 8 == 0 && sf->Ashift % 8 == 0 && sf->Aloss == 0) { +#ifdef __3dNOW__ if (SDL_Has3DNow()) return BlitRGBtoRGBPixelAlphaMMX3DNOW; +#endif +#ifdef __MMX__ if (SDL_HasMMX()) return BlitRGBtoRGBPixelAlphaMMX; +#endif } -#endif +#endif /* __MMX__ || __3dNOW__ */ if (sf->Amask == 0xff000000) { #if SDL_ALTIVEC_BLITTERS if (SDL_HasAltiVec())