diff options
Diffstat (limited to 'mesalib/src/mesa/main/imports.h')
| -rw-r--r-- | mesalib/src/mesa/main/imports.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/mesalib/src/mesa/main/imports.h b/mesalib/src/mesa/main/imports.h index af780b249..09e55ebf0 100644 --- a/mesalib/src/mesa/main/imports.h +++ b/mesalib/src/mesa/main/imports.h @@ -274,10 +274,12 @@ static inline int IROUND_POS(float f) return (int) (f + 0.5F); } +#ifdef __x86_64__ +# include <xmmintrin.h> +#endif /** * Convert float to int using a fast method. The rounding mode may vary. - * XXX We could use an x86-64/SSE2 version here. */ static inline int F_TO_I(float f) { @@ -292,6 +294,8 @@ static inline int F_TO_I(float f) fistp r } return r; +#elif defined(__x86_64__) + return _mm_cvt_ss2si(_mm_load_ss(&f)); #else return IROUND(f); #endif |