1*660662f8SThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-or-later */ 21da177e4SLinus Torvalds /* 31da177e4SLinus Torvalds * Linux/PA-RISC Project (http://www.parisc-linux.org/) 41da177e4SLinus Torvalds * 51da177e4SLinus Torvalds * Floating-point emulation code 61da177e4SLinus Torvalds * Copyright (C) 2001 Hewlett-Packard (Paul Bame) <bame@debian.org> 71da177e4SLinus Torvalds */ 81da177e4SLinus Torvalds 91da177e4SLinus Torvalds #ifdef __NO_PA_HDRS 101da177e4SLinus Torvalds PA header file -- do not include this header file for non-PA builds. 111da177e4SLinus Torvalds #endif 121da177e4SLinus Torvalds 131da177e4SLinus Torvalds 141da177e4SLinus Torvalds /* amount is assumed to be a constant between 0 and 32 (non-inclusive) */ 151da177e4SLinus Torvalds #define Shiftdouble(left,right,amount,dest) \ 161da177e4SLinus Torvalds /* int left, right, amount, dest; */ \ 171da177e4SLinus Torvalds dest = ((left) << (32-(amount))) | ((unsigned int)(right) >> (amount)) 181da177e4SLinus Torvalds 191da177e4SLinus Torvalds /* amount must be less than 32 */ 201da177e4SLinus Torvalds #define Variableshiftdouble(left,right,amount,dest) \ 211da177e4SLinus Torvalds /* unsigned int left, right; int amount, dest; */ \ 221da177e4SLinus Torvalds if (amount == 0) dest = right; \ 231da177e4SLinus Torvalds else dest = ((((unsigned) left)&0x7fffffff) << (32-(amount))) | \ 241da177e4SLinus Torvalds ((unsigned) right >> (amount)) 251da177e4SLinus Torvalds 261da177e4SLinus Torvalds /* amount must be between 0 and 32 (non-inclusive) */ 271da177e4SLinus Torvalds #define Variable_shift_double(left,right,amount,dest) \ 281da177e4SLinus Torvalds /* unsigned int left, right; int amount, dest; */ \ 291da177e4SLinus Torvalds dest = (left << (32-(amount))) | ((unsigned) right >> (amount)) 30