Subversion Repositories openrisc_2011-10-31

/* Temporary library support for decimal floating point.

   Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.

   This file is part of GCC.

   GCC is free software; you can redistribute it and/or modify it

   under the terms of the GNU General Public License as published by

   the Free Software Foundation; either version 3, or (at your option)

   any later version.

   GCC 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 General Public

   License for more details.

Under Section 7 of GPL version 3, you are granted additional

permissions described in the GCC Runtime Library Exception, version

3.1, as published by the Free Software Foundation.

You should have received a copy of the GNU General Public License and

a copy of the GCC Runtime Library Exception along with this program;

see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see

<http://www.gnu.org/licenses/>.  */

#include <fenv.h>

#include "dconfig.h"

#include "decContext.h"

#include "decExcept.h"

/* Internal, non-documented functions for testing libgcc functions.

   This support is not sufficient for real use.  */

static int __dfp_except_flags = 0;

/* Clear the dummy exception flags.  */

void

__dfp_clear_except (void)

{

  __dfp_except_flags = 0;

}

/* Return the dummy exception flags corresponding to the mask.  */

int

__dfp_test_except (int mask)

{

  return __dfp_except_flags & mask;

}

/* Set dummy exception flags.  */

void

__dfp_raise_except (int flags)

{

  __dfp_except_flags |= flags;

}