Subversion Repositories openrisc_2011-10-31

/* Local definitions for use with the decNumber C Library.

   Copyright (C) 2007 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 2, or (at your option) any later

   version.

   In addition to the permissions in the GNU General Public License,

   the Free Software Foundation gives you unlimited permission to link

   the compiled version of this file into combinations with other

   programs, and to distribute those combinations without any

   restriction coming from the use of this file.  (The General Public

   License restrictions do apply in other respects; for example, they

   cover modification of the file, and distribution when not linked

   into a combine executable.)

   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.

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

   along with GCC; see the file COPYING.  If not, write to the Free

   Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA

   02110-1301, USA.  */

#if !defined(DECIMAL128LOCAL)

/* The compiler needs sign manipulation functions for decimal128 which

   are not part of the decNumber package.  */

/* Set sign; this assumes the sign was previously zero.  */

#define decimal128SetSign(d,b) \

  { (d)->bytes[FLOAT_WORDS_BIG_ENDIAN ? 0 : 15] |= ((unsigned) (b) << 7); }

/* Clear sign.  */

#define decimal128ClearSign(d) \

  { (d)->bytes[FLOAT_WORDS_BIG_ENDIAN ? 0 : 15] &= ~0x80; }

/* Flip sign.  */

#define decimal128FlipSign(d) \

  { (d)->bytes[FLOAT_WORDS_BIG_ENDIAN ? 0 : 15] ^= 0x80; }

#endif