glibc/sysdeps/ia64/fpu/fegetexcept.c

32 lines
1.1 KiB
C

/* Get enabled floating-point exceptions.
Copyright (C) 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jes Sorensen <Jes.Sorensen@cern.ch>, 2000.
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.h>
int
fegetexcept (void)
{
fenv_t fpsr;
__asm__ __volatile__ ("mov.m %0=ar.fpsr" : "=r" (fpsr));
return (fpsr ^ FE_ALL_EXCEPT) & FE_ALL_EXCEPT;
}