| /* Clear given exceptions in current floating-point environment. |
| Copyright (C) 2000 Free Software Foundation, Inc. |
| 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, write to the Free |
| Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. */ |
| |
| #include <fenv_libc.h> |
| #include <fpu_control.h> |
| |
| int |
| feclearexcept (int excepts) |
| { |
| fexcept_t temp; |
| |
| /* Mask out unsupported bits/exceptions. */ |
| excepts &= FE_ALL_EXCEPT; |
| |
| _FPU_GETCW (temp); |
| /* Clear the relevant bits. */ |
| temp &= ~((excepts << FPC_DXC_SHIFT)|(excepts << FPC_FLAGS_SHIFT)); |
| |
| /* Put the new data in effect. */ |
| _FPU_SETCW (temp); |
| |
| /* Success. */ |
| return 0; |
| } |
