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 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _ASM_X86_DIV64_H 20 #define _ASM_X86_DIV64_H 21 #include <linux/types.h> 22 #define do_div(n,base) ({ unsigned long __upper, __low, __high, __mod, __base; __base = (base); asm("":"=a" (__low), "=d" (__high):"A" (n)); __upper = __high; if (__high) { __upper = __high % (__base); __high = __high / (__base); } asm("divl %2":"=a" (__low), "=d" (__mod):"rm" (__base), "0" (__low), "1" (__upper)); asm("":"=A" (n):"a" (__low),"d" (__high)); __mod; }) 23 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 24 #define div_long_long_rem(a,b,c) div_ll_X_l_rem(a,b,c) 25 #endif 26
