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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libdecnumber/] [dpd/] [decimal128Local.h] - Blame information for rev 731

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1 731 jeremybenn
/* Local definitions for use with the decNumber C Library.
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   Copyright (C) 2007, 2009 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 under
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   the terms of the GNU General Public License as published by the Free
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   Software Foundation; either version 3, or (at your option) any later
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   version.
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   GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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   WARRANTY; without even the implied warranty of MERCHANTABILITY or
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   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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   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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#if !defined(DECIMAL128LOCAL)
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/* The compiler needs sign manipulation functions for decimal128 which
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   are not part of the decNumber package.  */
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/* Set sign; this assumes the sign was previously zero.  */
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#define decimal128SetSign(d,b) \
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  { (d)->bytes[WORDS_BIGENDIAN ? 0 : 15] |= ((unsigned) (b) << 7); }
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/* Clear sign.  */
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#define decimal128ClearSign(d) \
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  { (d)->bytes[WORDS_BIGENDIAN ? 0 : 15] &= ~0x80; }
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/* Flip sign.  */
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#define decimal128FlipSign(d) \
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  { (d)->bytes[WORDS_BIGENDIAN ? 0 : 15] ^= 0x80; }
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#endif

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