src/video/SDL_blit.c
changeset 5259 6a65c1fc07af
parent 5184 d976b67150c5
child 5262 b530ef003506
     1.1 --- a/src/video/SDL_blit.c	Fri Feb 11 14:42:58 2011 -0800
     1.2 +++ b/src/video/SDL_blit.c	Fri Feb 11 14:51:04 2011 -0800
     1.3 @@ -100,30 +100,6 @@
     1.4      return (okay ? 0 : -1);
     1.5  }
     1.6  
     1.7 -#ifdef __MACOSX__
     1.8 -#include <sys/sysctl.h>
     1.9 -
    1.10 -static SDL_bool
    1.11 -SDL_UseAltivecPrefetch()
    1.12 -{
    1.13 -    const char key[] = "hw.l3cachesize";
    1.14 -    u_int64_t result = 0;
    1.15 -    size_t typeSize = sizeof(result);
    1.16 -
    1.17 -    if (sysctlbyname(key, &result, &typeSize, NULL, 0) == 0 && result > 0) {
    1.18 -        return SDL_TRUE;
    1.19 -    } else {
    1.20 -        return SDL_FALSE;
    1.21 -    }
    1.22 -}
    1.23 -#else
    1.24 -static SDL_bool
    1.25 -SDL_UseAltivecPrefetch()
    1.26 -{
    1.27 -    /* Just guess G4 */
    1.28 -    return SDL_TRUE;
    1.29 -}
    1.30 -#endif /* __MACOSX__ */
    1.31  
    1.32  static SDL_BlitFunc
    1.33  SDL_ChooseBlitFunc(Uint32 src_format, Uint32 dst_format, int flags,
    1.34 @@ -145,22 +121,12 @@
    1.35              if (SDL_HasMMX()) {
    1.36                  features |= SDL_CPU_MMX;
    1.37              }
    1.38 -            if (SDL_Has3DNow()) {
    1.39 -                features |= SDL_CPU_3DNOW;
    1.40 -            }
    1.41              if (SDL_HasSSE()) {
    1.42                  features |= SDL_CPU_SSE;
    1.43              }
    1.44              if (SDL_HasSSE2()) {
    1.45                  features |= SDL_CPU_SSE2;
    1.46              }
    1.47 -            if (SDL_HasAltiVec()) {
    1.48 -                if (SDL_UseAltivecPrefetch()) {
    1.49 -                    features |= SDL_CPU_ALTIVEC_PREFETCH;
    1.50 -                } else {
    1.51 -                    features |= SDL_CPU_ALTIVEC_NOPREFETCH;
    1.52 -                }
    1.53 -            }
    1.54          }
    1.55      }
    1.56