| /* 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[WORDS_BIGENDIAN ? 0 : 15] |= ((unsigned) (b) << 7); } |
| |
| /* Clear sign. */ |
| #define decimal128ClearSign(d) \ |
| { (d)->bytes[WORDS_BIGENDIAN ? 0 : 15] &= ~0x80; } |
| |
| /* Flip sign. */ |
| #define decimal128FlipSign(d) \ |
| { (d)->bytes[WORDS_BIGENDIAN ? 0 : 15] ^= 0x80; } |
| |
| #endif |
