diff options
Diffstat (limited to 'libc/sysdeps/ieee754/flt-32/e_gammaf_r.c')
| -rw-r--r-- | libc/sysdeps/ieee754/flt-32/e_gammaf_r.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/libc/sysdeps/ieee754/flt-32/e_gammaf_r.c b/libc/sysdeps/ieee754/flt-32/e_gammaf_r.c index 926c84f36..aeeddf1a9 100644 --- a/libc/sysdeps/ieee754/flt-32/e_gammaf_r.c +++ b/libc/sysdeps/ieee754/flt-32/e_gammaf_r.c @@ -1,5 +1,5 @@ /* Implementation of gamma function according to ISO C. - Copyright (C) 1997, 1999, 2001, 2004 Free Software Foundation, Inc. + Copyright (C) 1997, 1999, 2001, 2004, 2011 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. @@ -32,19 +32,20 @@ __ieee754_gammaf_r (float x, int *signgamp) GET_FLOAT_WORD (hx, x); - if ((hx & 0x7fffffff) == 0) + if (__builtin_expect ((hx & 0x7fffffff) == 0, 0)) { /* Return value for x == 0 is Inf with divide by zero exception. */ *signgamp = 0; return 1.0 / x; } - if (hx < 0 && (u_int32_t) hx < 0xff800000 && __rintf (x) == x) + if (__builtin_expect (hx < 0, 0) + && (u_int32_t) hx < 0xff800000 && __rintf (x) == x) { /* Return value for integer x < 0 is NaN with invalid exception. */ *signgamp = 0; return (x - x) / (x - x); } - if (hx == 0xff800000) + if (__builtin_expect (hx == 0xff800000, 0)) { /* x == -Inf. According to ISO this is NaN. */ *signgamp = 0; @@ -54,3 +55,4 @@ __ieee754_gammaf_r (float x, int *signgamp) /* XXX FIXME. */ return __ieee754_expf (__ieee754_lgammaf_r (x, signgamp)); } +strong_alias (__ieee754_gammaf_r, __gammaf_r_finite) |