! div64u() - 64 bit divided by unsigned giving unsigned long ! Author: Kees J. Bot ! 24 Dec 1995 .sect .text .define _div64u, _rem64u _div64u: ! unsigned long div64u(u64_t i, unsigned j); mov bx, sp div64u: xor dx, dx mov ax, 8(bx) div 10(bx) mov ax, 6(bx) div 10(bx) mov ax, 4(bx) div 10(bx) ! division bits 16-31 mov cx, ax mov ax, 2(bx) div 10(bx) ! division bits 0-15 xchg dx, cx ! division in dx:ax, remainder in cx ret _rem64u: ! unsigned rem64u(u64_t i, unsigned j); mov bx, sp call div64u mov ax, cx ret