1 /* Return current rounding direction.
2 Copyright (C) 1997-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library. If not, see
17 <https://www.gnu.org/licenses/>. */
18
19 #include <fenv.h>
20
21 int
__fegetround(void)22 __fegetround (void)
23 {
24 int fpcr;
25
26 __asm__ ("fmove%.l %!,%0" : "=dm" (fpcr));
27
28 return fpcr & FE_UPWARD;
29 }
30 libm_hidden_def (__fegetround)
31 weak_alias (__fegetround, fegetround)
32 libm_hidden_weak (fegetround)
33