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660662f8 | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
1da177e4 LT |
2 | /* |
3 | * Linux/PA-RISC Project (http://www.parisc-linux.org/) | |
4 | * | |
5 | * Floating-point emulation code | |
6 | * Copyright (C) 2001 Hewlett-Packard (Paul Bame) <bame@debian.org> | |
1da177e4 LT |
7 | */ |
8 | ||
9 | #ifdef __NO_PA_HDRS | |
10 | PA header file -- do not include this header file for non-PA builds. | |
11 | #endif | |
12 | ||
13 | ||
14 | /* amount is assumed to be a constant between 0 and 32 (non-inclusive) */ | |
15 | #define Shiftdouble(left,right,amount,dest) \ | |
16 | /* int left, right, amount, dest; */ \ | |
17 | dest = ((left) << (32-(amount))) | ((unsigned int)(right) >> (amount)) | |
18 | ||
19 | /* amount must be less than 32 */ | |
20 | #define Variableshiftdouble(left,right,amount,dest) \ | |
21 | /* unsigned int left, right; int amount, dest; */ \ | |
22 | if (amount == 0) dest = right; \ | |
23 | else dest = ((((unsigned) left)&0x7fffffff) << (32-(amount))) | \ | |
24 | ((unsigned) right >> (amount)) | |
25 | ||
26 | /* amount must be between 0 and 32 (non-inclusive) */ | |
27 | #define Variable_shift_double(left,right,amount,dest) \ | |
28 | /* unsigned int left, right; int amount, dest; */ \ | |
29 | dest = (left << (32-(amount))) | ((unsigned) right >> (amount)) |