/* Store current floating-point environment and clear exceptions (soft-float edition). Copyright (C) 2002-2017 Free Software Foundation, Inc. Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library. If not, see <http://www.gnu.org/licenses/>. */ #include "soft-fp.h" #include "soft-supp.h" int __feholdexcept (fenv_t *envp) { fenv_union_t u; /* Get the current state. */ __fegetenv (envp); u.fenv = *envp; /* Clear everything except the rounding mode. */ u.l[0] &= 0x3; /* Disable exceptions */ u.l[1] = FE_ALL_EXCEPT; /* Put the new state in effect. */ __fesetenv (&u.fenv); return 0; } libm_hidden_def (__feholdexcept) weak_alias (__feholdexcept, feholdexcept) libm_hidden_weak (feholdexcept)