blob: f961fdca38943aedea3d4006bb3fe2f9f3b7bf6c (
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
39
40
41
|
/* Install given floating-point environment and raise exceptions.
Copyright (C) 1997, 2000, 2007, 2010 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Christian Boissat <Christian.Boissat@cern.ch>, 1999.
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 <fenv.h>
int
feupdateenv (const fenv_t *envp)
{
fenv_t fpsr;
/* Get the current exception state. */
__asm__ __volatile__ ("mov.m %0=ar.fpsr" : "=r" (fpsr));
/* Install new environment. */
fesetenv (envp);
/* Raise the saved exceptions. */
feraiseexcept ((int) (fpsr >> 13) & FE_ALL_EXCEPT);
/* Success. */
return 0;
}
libm_hidden_def (feupdateenv)
|
