| /* |
| * This file is subject to the terms and conditions of the GNU General Public |
| * License. See the file "COPYING" in the main directory of this archive |
| * for more details. |
| */ |
| #ifndef _ASM_DIV64_H |
| #define _ASM_DIV64_H |
| |
| /* |
| * Don't use this one in new code |
| */ |
| #define do_div64_32(res, high, low, base) ({ \ |
| unsigned int __quot, __mod; \ |
| unsigned long __div; \ |
| unsigned int __low, __high, __base; \ |
| \ |
| __high = (high); \ |
| __low = (low); \ |
| __div = __high; \ |
| __div = __div << 32 | __low; \ |
| __base = (base); \ |
| \ |
| __mod = __div % __base; \ |
| __div = __div / __base; \ |
| \ |
| __quot = __div; \ |
| (res) = __quot; \ |
| __mod; }) |
| |
| /* |
| * Hey, we're already 64-bit, no |
| * need to play games.. |
| */ |
| #define do_div(n, base) ({ \ |
| unsigned long __quot; \ |
| unsigned int __mod; \ |
| unsigned long __div; \ |
| unsigned int __base; \ |
| \ |
| __div = (n); \ |
| __base = (base); \ |
| \ |
| __mod = __div % __base; \ |
| __quot = __div / __base; \ |
| \ |
| (n) = __quot; \ |
| __mod; }) |
| |
| #endif /* _ASM_DIV64_H */ |
