1 /* Install given floating-point environment.
2    Copyright (C) 1997-2022 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
__fesetenv(const fenv_t * envp)23 __fesetenv (const fenv_t *envp)
24 {
25   if (envp == FE_DFL_ENV)
26       _FPU_SETCW (_FPU_DEFAULT);
27   else
28     {
29       fpu_control_t temp = envp->__fpscr;
30       _FPU_SETCW (temp);
31     }
32   return 0;
33 }
34 libm_hidden_def (__fesetenv)
35 weak_alias (__fesetenv, fesetenv)
36 libm_hidden_weak (fesetenv)
37