1 /* Set floating point environment (soft-float edition).
2 Copyright (C) 2002-2022 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 "soft-fp.h"
20 #include "soft-supp.h"
21
22 int
__fesetenv(const fenv_t * envp)23 __fesetenv (const fenv_t *envp)
24 {
25 fenv_union_t u;
26
27 u.fenv = *envp;
28 __sim_exceptions_thread = u.l[0] & FE_ALL_EXCEPT;
29 SIM_SET_GLOBAL (__sim_exceptions_global, __sim_exceptions_thread);
30 __sim_round_mode_thread = u.l[0] & 0x3;
31 SIM_SET_GLOBAL (__sim_round_mode_global, __sim_round_mode_thread);
32 __sim_disabled_exceptions_thread = u.l[1];
33 SIM_SET_GLOBAL (__sim_disabled_exceptions_global,
34 __sim_disabled_exceptions_thread);
35 return 0;
36 }
37
38 #include <shlib-compat.h>
39 #if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
40 strong_alias (__fesetenv, __old_fesetenv)
41 compat_symbol (libm, __old_fesetenv, fesetenv, GLIBC_2_1);
42 #endif
43
44 libm_hidden_def (__fesetenv)
45 libm_hidden_ver (__fesetenv, fesetenv)
46 versioned_symbol (libm, __fesetenv, fesetenv, GLIBC_2_2);
47