1 /* Copyright (C) 1997-2014 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 License as
7 published by the Free Software Foundation; either version 2.1 of the
8 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>
23 fesetenv (const fenv_t *envp)
31 fpcr &= _FPU_RESERVED;
32 fpsr &= _FPU_FPSR_RESERVED;
34 if (envp == FE_DFL_ENV)
37 fpsr |= _FPU_FPSR_DEFAULT;
39 else if (envp == FE_NOMASK_ENV)
41 fpcr |= _FPU_FPCR_IEEE;
42 fpsr |= _FPU_FPSR_IEEE;
46 fpcr |= envp->__fpcr & ~_FPU_RESERVED;
47 fpsr |= envp->__fpsr & ~_FPU_FPSR_RESERVED;
57 libm_hidden_def (fesetenv)