1 /* Set floating-point environment exception handling, ARC version.
2 Copyright (C) 2020-2022 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 <fpu_control.h>
21
22 int
fesetexceptflag(const fexcept_t * flagp,int excepts)23 fesetexceptflag (const fexcept_t *flagp, int excepts)
24 {
25 unsigned int fpsr;
26
27 _FPU_GETS (fpsr);
28
29 /* Clear the bits first. */
30 fpsr &= ~excepts;
31
32 /* Now set those bits, copying them over from @flagp. */
33 fpsr |= *flagp & excepts;
34
35 _FPU_SETS (fpsr);
36
37 return 0;
38 }
39