Current File : //glibc-2.29/sysdeps/i386/fpu/fesetexcept.c
/* Set given exception flags. i386 version.
Copyright (C) 2016-2019 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, see
<http://www.gnu.org/licenses/>. */
#include <fenv.h>
int
fesetexcept (int excepts)
{
fenv_t temp;
__asm__ ("fnstenv %0" : "=m" (*&temp));
temp.__status_word |= excepts & FE_ALL_EXCEPT;
__asm__ ("fldenv %0" : : "m" (*&temp));
return 0;
}
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