18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * Linux/PA-RISC Project (http://www.parisc-linux.org/) 48c2ecf20Sopenharmony_ci * 58c2ecf20Sopenharmony_ci * Floating-point emulation code 68c2ecf20Sopenharmony_ci * Copyright (C) 2001 Hewlett-Packard (Paul Bame) <bame@debian.org> 78c2ecf20Sopenharmony_ci */ 88c2ecf20Sopenharmony_ci 98c2ecf20Sopenharmony_ci#ifdef __NO_PA_HDRS 108c2ecf20Sopenharmony_ci PA header file -- do not include this header file for non-PA builds. 118c2ecf20Sopenharmony_ci#endif 128c2ecf20Sopenharmony_ci 138c2ecf20Sopenharmony_ci 148c2ecf20Sopenharmony_ci/* amount is assumed to be a constant between 0 and 32 (non-inclusive) */ 158c2ecf20Sopenharmony_ci#define Shiftdouble(left,right,amount,dest) \ 168c2ecf20Sopenharmony_ci /* int left, right, amount, dest; */ \ 178c2ecf20Sopenharmony_ci dest = ((left) << (32-(amount))) | ((unsigned int)(right) >> (amount)) 188c2ecf20Sopenharmony_ci 198c2ecf20Sopenharmony_ci/* amount must be less than 32 */ 208c2ecf20Sopenharmony_ci#define Variableshiftdouble(left,right,amount,dest) \ 218c2ecf20Sopenharmony_ci /* unsigned int left, right; int amount, dest; */ \ 228c2ecf20Sopenharmony_ci if (amount == 0) dest = right; \ 238c2ecf20Sopenharmony_ci else dest = ((((unsigned) left)&0x7fffffff) << (32-(amount))) | \ 248c2ecf20Sopenharmony_ci ((unsigned) right >> (amount)) 258c2ecf20Sopenharmony_ci 268c2ecf20Sopenharmony_ci/* amount must be between 0 and 32 (non-inclusive) */ 278c2ecf20Sopenharmony_ci#define Variable_shift_double(left,right,amount,dest) \ 288c2ecf20Sopenharmony_ci /* unsigned int left, right; int amount, dest; */ \ 298c2ecf20Sopenharmony_ci dest = (left << (32-(amount))) | ((unsigned) right >> (amount)) 30