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| author | Ulrich Drepper <drepper@gmail.com> | 2011-10-12 11:27:51 -0400 |
|---|---|---|
| committer | Ulrich Drepper <drepper@gmail.com> | 2011-10-12 11:27:51 -0400 |
| commit | 0ac5ae2335292908f39031b1ea9fe8edce433c0f (patch) | |
| tree | f9d26c8abc0de39d18d4c13e70f6022cdc6b461f /sysdeps/ieee754/ldbl-128/e_remainderl.c | |
| parent | a843a204a3e8a0dd53584dad3668771abaec84ac (diff) | |
| download | glibc-0ac5ae2335292908f39031b1ea9fe8edce433c0f.tar.gz glibc-0ac5ae2335292908f39031b1ea9fe8edce433c0f.tar.xz glibc-0ac5ae2335292908f39031b1ea9fe8edce433c0f.zip | |
Optimize libm
libm is now somewhat integrated with gcc's -ffinite-math-only option and lots of the wrapper functions have been optimized.
Diffstat (limited to 'sysdeps/ieee754/ldbl-128/e_remainderl.c')
| -rw-r--r-- | sysdeps/ieee754/ldbl-128/e_remainderl.c | 25 |
1 files changed, 9 insertions, 16 deletions
diff --git a/sysdeps/ieee754/ldbl-128/e_remainderl.c b/sysdeps/ieee754/ldbl-128/e_remainderl.c index 81af247b33..84233808ef 100644 --- a/sysdeps/ieee754/ldbl-128/e_remainderl.c +++ b/sysdeps/ieee754/ldbl-128/e_remainderl.c @@ -7,36 +7,28 @@ * * Developed at SunPro, a Sun Microsystems, Inc. business. * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice + * software is freely granted, provided that this notice * is preserved. * ==================================================== */ /* __ieee754_remainderl(x,p) - * Return : - * returns x REM p = x - [x/p]*p as if in infinite - * precise arithmetic, where [x/p] is the (infinite bit) + * Return : + * returns x REM p = x - [x/p]*p as if in infinite + * precise arithmetic, where [x/p] is the (infinite bit) * integer nearest x/p (in half way case choose the even one). - * Method : + * Method : * Based on fmodl() return x-[x/p]chopped*p exactlp. */ #include "math.h" #include "math_private.h" -#ifdef __STDC__ static const long double zero = 0.0L; -#else -static long double zero = 0.0L; -#endif -#ifdef __STDC__ - long double __ieee754_remainderl(long double x, long double p) -#else - long double __ieee754_remainderl(x,p) - long double x,p; -#endif +long double +__ieee754_remainderl(long double x, long double p) { int64_t hx,hp; u_int64_t sx,lx,lp; @@ -49,7 +41,7 @@ static long double zero = 0.0L; hx &= 0x7fffffffffffffffLL; /* purge off exception values */ - if((hp|lp)==0) return (x*p)/(x*p); /* p = 0 */ + if((hp|lp)==0) return (x*p)/(x*p); /* p = 0 */ if((hx>=0x7fff000000000000LL)|| /* x not finite */ ((hp>=0x7fff000000000000LL)&& /* p is NaN */ (((hp-0x7fff000000000000LL)|lp)!=0))) @@ -76,3 +68,4 @@ static long double zero = 0.0L; SET_LDOUBLE_MSW64(x,hx^sx); return x; } +strong_alias (__ieee754_remainderl, __remainderl_finite) |