summary refs log tree commit diff
path: root/math/w_fmod.c
blob: d38ae8c5aa9edbf20347c91fe0ab3a20fbf80c0c (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
/* Copyright (C) 2011 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Ulrich Drepper <drepper@gmail.com>, 2011.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

#include <math.h>
#include <math_private.h>

/* wrapper fmod */
double
__fmod (double x, double y)
{
  if (__builtin_expect (__isinf_ns (x) || y == 0.0, 0)
      && _LIB_VERSION != _IEEE_ && !__isnan (y) && !__isnan (x))
    /* fmod(+-Inf,y) or fmod(x,0) */
    return __kernel_standard (x, y, 27);

  return __ieee754_fmod (x, y);
}
weak_alias (__fmod, fmod)
#ifdef NO_LONG_DOUBLE
strong_alias (__fmod, __fmodl)
weak_alias (__fmod, fmodl)
#endif