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git.ipfire.org Git - thirdparty/glibc.git/blob - sysdeps/csky/fpu/feupdateenv.c
1 /* Install given floating-point environment and raise exceptions.
2 Copyright (C) 2018-2019 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 <http://www.gnu.org/licenses/>. */
20 #include <fpu_control.h>
21 #include <fenv_libc.h>
22 #include <fenv_private.h>
26 __feupdateenv (const fenv_t
*envp
)
30 /* Save current exceptions. */
32 temp
= (temp
>> CAUSE_SHIFT
) & FE_ALL_EXCEPT
;
33 /* Install new environment. */
36 /* Raise the safed exception. Incidently for us the implementation
37 defined format of the values in objects of type fexcept_t is the
38 same as the ones specified using the FE_* constants. */
44 libm_hidden_def (__feupdateenv
)
45 weak_alias (__feupdateenv
, feupdateenv
)
46 libm_hidden_weak (feupdateenv
)