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c72aa4a2 | 1 | /* Return current rounding direction. |
04277e02 | 2 | Copyright (C) 1997-2019 Free Software Foundation, Inc. |
c72aa4a2 UD |
3 | This file is part of the GNU C Library. |
4 | Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
3214b89b AJ |
7 | modify it under the terms of the GNU Lesser General Public |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
c72aa4a2 UD |
10 | |
11 | The GNU C Library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
3214b89b | 14 | Lesser General Public License for more details. |
c72aa4a2 | 15 | |
3214b89b | 16 | You should have received a copy of the GNU Lesser General Public |
ab84e3ff | 17 | License along with the GNU C Library. If not, see |
5a82c748 | 18 | <https://www.gnu.org/licenses/>. */ |
c72aa4a2 UD |
19 | |
20 | #include <fenv.h> | |
21 | ||
22 | int | |
b93c2205 | 23 | __fegetround (void) |
c72aa4a2 UD |
24 | { |
25 | int fpcr; | |
26 | ||
27 | __asm__ ("fmove%.l %!,%0" : "=dm" (fpcr)); | |
28 | ||
29 | return fpcr & FE_UPWARD; | |
30 | } | |
b93c2205 JM |
31 | libm_hidden_def (__fegetround) |
32 | weak_alias (__fegetround, fegetround) | |
33 | libm_hidden_weak (fegetround) |