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/* * Linux/PA-RISC Project (http://www.parisc-linux.org/) * * Floating-point emulation code * Copyright (C) 2001 Hewlett-Packard (Paul Bame) <bame@debian.org> * * This program 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. * * This program 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 this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifdef __NO_PA_HDRS PA header file -- do not include this header file for non-PA builds. #endif /* amount is assumed to be a constant between 0 and 32 (non-inclusive) */ #define Shiftdouble(left,right,amount,dest) \ /* int left, right, amount, dest; */ \ dest = ((left) << (32-(amount))) | ((unsigned int)(right) >> (amount)) /* amount must be less than 32 */ #define Variableshiftdouble(left,right,amount,dest) \ /* unsigned int left, right; int amount, dest; */ \ if (amount == 0) dest = right; \ else dest = ((((unsigned) left)&0x7fffffff) << (32-(amount))) | \ ((unsigned) right >> (amount)) /* amount must be between 0 and 32 (non-inclusive) */ #define Variable_shift_double(left,right,amount,dest) \ /* unsigned int left, right; int amount, dest; */ \ dest = (left << (32-(amount))) | ((unsigned) right >> (amount)) |