Mercurial > sdl-ios-xcode
diff src/video/SDL_blit_A.c @ 739:22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Tue, 18 Nov 2003 01:27:06 +0000 |
| parents | f90d80d68071 |
| children | b8d311d90021 |
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--- a/src/video/SDL_blit_A.c Fri Nov 14 20:21:22 2003 +0000 +++ b/src/video/SDL_blit_A.c Tue Nov 18 01:27:06 2003 +0000 @@ -32,16 +32,9 @@ #include "SDL_blit.h" #if defined(i386) && defined(__GNUC__) && defined(USE_ASMBLIT) +/* Function to check the CPU flags */ +#include "SDL_cpuinfo.h" #include "mmx.h" -/* Function to check the CPU flags */ -#define MMX_CPU 0x800000 -#define TDNOW_CPU 0x80000000 -#define CPU_Flags() Hermes_X86_CPU() -#define X86_ASSEMBLER -#define HermesConverterInterface void -#define HermesClearInterface void -#define STACKCALL -#include "HeadX86.h" #endif /* Functions to perform alpha blended blitting */ @@ -1387,7 +1380,7 @@ if(df->Gmask == 0x7e0) { #if defined(i386) && defined(__GNUC__) && defined(USE_ASMBLIT) - if((CPU_Flags()&MMX_CPU)!=0) + if(SDL_HasMMX()) return Blit565to565SurfaceAlphaMMX; else #endif @@ -1396,7 +1389,7 @@ else if(df->Gmask == 0x3e0) { #if defined(i386) && defined(__GNUC__) && defined(USE_ASMBLIT) - if((CPU_Flags()&MMX_CPU)!=0) + if(SDL_HasMMX()) return Blit555to555SurfaceAlphaMMX; else #endif @@ -1413,7 +1406,7 @@ && sf->BytesPerPixel == 4) { #if defined(i386) && defined(__GNUC__) && defined(USE_ASMBLIT) - if((CPU_Flags()&MMX_CPU)!=0) + if(SDL_HasMMX()) return BlitRGBtoRGBSurfaceAlphaMMX; else #endif @@ -1453,12 +1446,10 @@ && sf->BytesPerPixel == 4) { #if defined(i386) && defined(__GNUC__) && defined(USE_ASMBLIT) - Uint32 f; - f=CPU_Flags(); - if((f&(TDNOW_CPU|MMX_CPU))==(TDNOW_CPU|MMX_CPU)) + if(SDL_Has3DNow()) return BlitRGBtoRGBPixelAlphaMMX3DNOW; else - if((f&MMX_CPU)!=0) + if(SDL_HasMMX()) return BlitRGBtoRGBPixelAlphaMMX; else #endif