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/* Clear given exceptions in current floating-point environment.
   Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Christian Boissat <Christian.Boissat@cern.ch>, 1999 and
                  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 Library General Public License as
   published by the Free Software Foundation; either version 2 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with the GNU C Library; see the file COPYING.LIB.  If not,
   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

#include <fenv.h>

int
feclearexcept (int excepts)
{
  fenv_t fpsr;

  /* Get the current state.  */
  __asm__ __volatile__ ("mov.m %0=ar.fpsr" : "=r" (fpsr));

  /* Clear the relevant bits.  */
  fpsr &= ~(((fenv_t) ((excepts & FE_ALL_EXCEPT) << 13)));
  /* Put the new state in effect.  */
  __asm__ __volatile__ ("mov.m ar.fpsr=%0" :: "r" (fpsr) : "memory");

  /* success */
  return 0;
}