diff options
Diffstat (limited to 'arch/parisc/math-emu/hppa.h')
-rw-r--r-- | arch/parisc/math-emu/hppa.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/parisc/math-emu/hppa.h b/arch/parisc/math-emu/hppa.h new file mode 100644 index 000000000000..5d3d52f7323a --- /dev/null +++ b/arch/parisc/math-emu/hppa.h | |||
@@ -0,0 +1,42 @@ | |||
1 | /* | ||
2 | * Linux/PA-RISC Project (http://www.parisc-linux.org/) | ||
3 | * | ||
4 | * Floating-point emulation code | ||
5 | * Copyright (C) 2001 Hewlett-Packard (Paul Bame) <bame@debian.org> | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or modify | ||
8 | * it under the terms of the GNU General Public License as published by | ||
9 | * the Free Software Foundation; either version 2, or (at your option) | ||
10 | * any later version. | ||
11 | * | ||
12 | * This program is distributed in the hope that it will be useful, | ||
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
15 | * GNU General Public License for more details. | ||
16 | * | ||
17 | * You should have received a copy of the GNU General Public License | ||
18 | * along with this program; if not, write to the Free Software | ||
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
20 | */ | ||
21 | |||
22 | #ifdef __NO_PA_HDRS | ||
23 | PA header file -- do not include this header file for non-PA builds. | ||
24 | #endif | ||
25 | |||
26 | |||
27 | /* amount is assumed to be a constant between 0 and 32 (non-inclusive) */ | ||
28 | #define Shiftdouble(left,right,amount,dest) \ | ||
29 | /* int left, right, amount, dest; */ \ | ||
30 | dest = ((left) << (32-(amount))) | ((unsigned int)(right) >> (amount)) | ||
31 | |||
32 | /* amount must be less than 32 */ | ||
33 | #define Variableshiftdouble(left,right,amount,dest) \ | ||
34 | /* unsigned int left, right; int amount, dest; */ \ | ||
35 | if (amount == 0) dest = right; \ | ||
36 | else dest = ((((unsigned) left)&0x7fffffff) << (32-(amount))) | \ | ||
37 | ((unsigned) right >> (amount)) | ||
38 | |||
39 | /* amount must be between 0 and 32 (non-inclusive) */ | ||
40 | #define Variable_shift_double(left,right,amount,dest) \ | ||
41 | /* unsigned int left, right; int amount, dest; */ \ | ||
42 | dest = (left << (32-(amount))) | ((unsigned) right >> (amount)) | ||