| The Android Open Source Project | a27d2ba | 2008-10-21 07:00:00 -0700 | [diff] [blame^] | 1 | /**************************************************************************** |
| 2 | **************************************************************************** |
| 3 | *** |
| 4 | *** This header was automatically generated from a Linux kernel header |
| 5 | *** of the same name, to make information necessary for userspace to |
| 6 | *** call into the kernel available to libc. It contains only constants, |
| 7 | *** structures, and macros generated from the original header, and thus, |
| 8 | *** contains no copyrightable information. |
| 9 | *** |
| 10 | **************************************************************************** |
| 11 | ****************************************************************************/ |
| 12 | #ifndef __ASM_ARM_DIV64 |
| 13 | #define __ASM_ARM_DIV64 |
| 14 | |
| 15 | #include <asm/system.h> |
| 16 | |
| 17 | #ifdef __ARMEB__ |
| 18 | #define __xh "r0" |
| 19 | #define __xl "r1" |
| 20 | #else |
| 21 | #define __xl "r0" |
| 22 | #define __xh "r1" |
| 23 | #endif |
| 24 | |
| 25 | #define do_div(n,base) ({ register unsigned int __base asm("r4") = base; register unsigned long long __n asm("r0") = n; register unsigned long long __res asm("r2"); register unsigned int __rem asm(__xh); asm( __asmeq("%0", __xh) __asmeq("%1", "r2") __asmeq("%2", "r0") __asmeq("%3", "r4") "bl __do_div64" : "=r" (__rem), "=r" (__res) : "r" (__n), "r" (__base) : "ip", "lr", "cc"); n = __res; __rem; }) |
| 26 | |
| 27 | #endif |