1 /* Set current rounding direction.
2    Copyright (C) 1998-2022 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 #include <fenv_private.h>
21 
22 int
__fesetround(int round)23 __fesetround (int round)
24 {
25   switch (round)
26     {
27     case FE_TONEAREST:
28     case FE_TOWARDZERO:
29     case FE_DOWNWARD:
30     case FE_UPWARD:
31       riscv_setround (round);
32       return 0;
33     default:
34       return round; /* A nonzero value.  */
35     }
36 }
37 libm_hidden_def (__fesetround)
38 weak_alias (__fesetround, fesetround)
39 libm_hidden_weak (fesetround)
40