derek.holloway
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55 lines
1.6 KiB
C
55 lines
1.6 KiB
C
/* Temporary library support for decimal floating point.
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Copyright (C) 2005-2018 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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#include <fenv.h>
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#include "dconfig.h"
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#include "decContext.h"
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#include "decExcept.h"
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/* Internal, non-documented functions for testing libgcc functions.
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This support is not sufficient for real use. */
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static int __dfp_except_flags = 0;
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/* Clear the dummy exception flags. */
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void
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__dfp_clear_except (void)
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{
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__dfp_except_flags = 0;
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}
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/* Return the dummy exception flags corresponding to the mask. */
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int
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__dfp_test_except (int mask)
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{
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return __dfp_except_flags & mask;
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}
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/* Set dummy exception flags. */
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void
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__dfp_raise_except (int flags)
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{
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__dfp_except_flags |= flags;
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}
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