/* Set current rounding direction.   Copyright (C) 1999, 2000, 2005, 2007 Free Software Foundation, Inc.   This file is part of the GNU C Library.   Contributed by Christian Boissat <Christian.Boissat@cern.ch>, 1999.   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>intfesetround (int round){  fenv_t fpsr;  if (round & ~3)    return 1;  /* Get the current state.  */  __asm__ __volatile__ ("mov.m %0=ar.fpsr" : "=r" (fpsr));  /* Set the relevant bits.  */  fpsr = (fpsr & ~(3UL << 10)) | ((fenv_t) round << 10);  /* Put the new state in effect.  */  __asm__ __volatile__ ("mov.m ar.fpsr=%0" :: "r" (fpsr) : "memory");  return 0;}libm_hidden_def (fesetround)