| /* Store current floating-point environment and clear exceptions |
| (soft-float edition). |
| Copyright (C) 2002-2014 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) |
