| xf.li | bfc6e71 | 2025-02-07 01:54:34 -0800 | [diff] [blame^] | 1 | /* Store current floating-point environment and clear exceptions. |
| 2 | Copyright (C) 1997-2016 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 | <http://www.gnu.org/licenses/>. */ |
| 18 | |
| 19 | #include <fenv.h> |
| 20 | |
| 21 | int |
| 22 | __feholdexcept (fenv_t *envp) |
| 23 | { |
| 24 | fenv_t tmp; |
| 25 | |
| 26 | __fenv_stfsr (*envp); |
| 27 | |
| 28 | /* Set all exceptions to non-stop and clear all exceptions. */ |
| 29 | tmp = *envp & ~((0x1f << 23) | FE_ALL_EXCEPT); |
| 30 | |
| 31 | __fenv_ldfsr (tmp); |
| 32 | |
| 33 | return 0; |
| 34 | } |
| 35 | libm_hidden_def (__feholdexcept) |
| 36 | weak_alias (__feholdexcept, feholdexcept) |
| 37 | libm_hidden_weak (feholdexcept) |