1 /* Disable floating-point exceptions.
2 Copyright (C) 2000-2024 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
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/>. */
20 #include <fenv_private.h>
23 fedisableexcept (int excepts
)
25 fenv_t new_exc
, old_exc
;
27 __fenv_stfsr (new_exc
);
29 old_exc
= (new_exc
>> 18) & FE_ALL_EXCEPT
;
30 new_exc
&= ~(((fenv_t
)excepts
& FE_ALL_EXCEPT
) << 18);
32 __fenv_ldfsr (new_exc
);