blob: 18ab5d328a5c8751af0c3e890484d54df08deca1 (
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
|
/* Store current floating-point control modes. Alpha version.
Copyright (C) 2016-2017 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_libc.h>
int
fegetmode (femode_t *modep)
{
unsigned long int fpcr;
unsigned long int swcr;
/* As in fegetenv. */
swcr = __ieee_get_fp_control ();
__asm__ __volatile__ ("mf_fpcr %0" : "=f" (fpcr));
*modep = ((fpcr & FPCR_ROUND_MASK) | (swcr & SWCR_ALL_MASK));
return 0;
}
|
