Mercurial > sdl-ios-xcode
diff src/video/SDL_blit.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 | 8468fc0504f3 |
| children | b8d311d90021 |
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--- a/src/video/SDL_blit.c Fri Nov 14 20:21:22 2003 +0000 +++ b/src/video/SDL_blit.c Tue Nov 18 01:27:06 2003 +0000 @@ -38,16 +38,8 @@ #include "SDL_memops.h" #if defined(i386) && defined(__GNUC__) && defined(USE_ASMBLIT) +#include "SDL_cpuinfo.h" #include "mmx.h" -/* Function to check the CPU flags */ -#define MMX_CPU 0x800000 -#define SSE_CPU 0x2000000 -#define CPU_Flags() Hermes_X86_CPU() -#define X86_ASSEMBLER -#define HermesConverterInterface void -#define HermesClearInterface void -#define STACKCALL -#include "HeadX86.h" #endif /* The general purpose software blit routine */ @@ -166,9 +158,6 @@ Uint8 *src, *dst; int w, h; int srcskip, dstskip; -#if defined(i386) && defined(__GNUC__) && defined(USE_ASMBLIT) - Uint32 f; -#endif w = info->d_width*info->dst->BytesPerPixel; h = info->d_height; @@ -177,8 +166,7 @@ srcskip = w+info->s_skip; dstskip = w+info->d_skip; #if defined(i386) && defined(__GNUC__) && defined(USE_ASMBLIT) - f=CPU_Flags(); - if((f&(MMX_CPU|SSE_CPU))==(MMX_CPU|SSE_CPU)) + if(SDL_HasSSE()) { while ( h-- ) { SDL_memcpySSE(dst, src, w); @@ -190,7 +178,7 @@ ::); } else - if((f&(MMX_CPU))!=0) + if(SDL_HasMMX()) { while ( h-- ) { SDL_memcpyMMX(dst, src, w);