summaryrefslogtreecommitdiff
path: root/sysdeps/sparc/fpu/feholdexcpt.c
blob: ff88627c0c61e8a4f98fc3c0e564f913be37c3f2 (plain)
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
/* Store current floating-point environment and clear exceptions.
   Copyright (C) 1997, 1998, 2005, 2007 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   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, see
   <http://www.gnu.org/licenses/>.  */

#include <fenv.h>

int
feholdexcept (fenv_t *envp)
{
  fenv_t tmp;

  __fenv_stfsr (*envp);

  /* Set all exceptions to non-stop and clear all exceptions.  */
  tmp = *envp & ~((0x1f << 23) | FE_ALL_EXCEPT);

  __fenv_ldfsr (tmp);

  return 0;
}
libm_hidden_def (feholdexcept)