diff options
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/x86_64/fpu/bits/mathinline.h | 46 |
1 files changed, 41 insertions, 5 deletions
diff --git a/sysdeps/x86_64/fpu/bits/mathinline.h b/sysdeps/x86_64/fpu/bits/mathinline.h index 9f2c4d9..b63ab12 100644 --- a/sysdeps/x86_64/fpu/bits/mathinline.h +++ b/sysdeps/x86_64/fpu/bits/mathinline.h @@ -64,8 +64,11 @@ __NTH (__signbitl (long double __x)) return (__u.__i[2] & 0x8000) != 0; } +#ifdef __USE_ISOC99 +__BEGIN_NAMESPACE_C99 + /* Round to nearest integer. */ -# if __WORDSIZE == 64 || defined __SSE_MATH__ +# if __WORDSIZE == 64 || defined __SSE_MATH__ __MATH_INLINE long int __NTH (lrintf (float __x)) { @@ -73,8 +76,8 @@ __NTH (lrintf (float __x)) asm ("cvtss2si %1, %0" : "=r" (__res) : "xm" (__x)); return __res; } -# endif -# if __WORDSIZE == 64 || defined __SSE2_MATH__ +# endif +# if __WORDSIZE == 64 || defined __SSE2_MATH__ __MATH_INLINE long int __NTH (lrint (double __x)) { @@ -82,8 +85,8 @@ __NTH (lrint (double __x)) asm ("cvtsd2si %1, %0" : "=r" (__res) : "xm" (__x)); return __res; } -# endif -# if __WORDSIZE == 64 +# endif +# if __WORDSIZE == 64 __MATH_INLINE long long int __NTH (llrintf (float __x)) { @@ -98,6 +101,39 @@ __NTH (llrint (double __x)) asm ("cvtsd2si %1, %0" : "=r" (__res) : "xm" (__x)); return __res; } +# endif + +# if __FINITE_MATH_ONLY__ == 1 && (__WORDSIZE == 64 || defined __SSE2_MATH__) +/* Determine maximum of two values. */ +__MATH_INLINE float +__NTH (fmaxf (float __x, float __y)) +{ + asm ("maxss %1, %0" : "+x" (__x) : "xm" (__y)); + return __x; +} +__MATH_INLINE double +__NTH (fmax (double __x, double __y)) +{ + asm ("maxsd %1, %0" : "+x" (__x) : "xm" (__y)); + return __x; +} + +/* Determine minimum of two values. */ +__MATH_INLINE float +__NTH (fminf (float __x, float __y)) +{ + asm ("minss %1, %0" : "+x" (__x) : "xm" (__y)); + return __x; +} +__MATH_INLINE double +__NTH (fmin (double __x, double __y)) +{ + asm ("minsd %1, %0" : "+x" (__x) : "xm" (__y)); + return __x; +} +# endif + +__END_NAMESPACE_C99 # endif #endif |