! sub64() - unsigned from 64 bit subtraction Author: Kees J. Bot ! 7 Dec 1995 .sect .text .define _sub64u, _sub64ul _sub64u: ! u64_t sub64u(u64_t i, unsigned j); _sub64ul: ! u64_t sub64ul(u64_t i, unsigned long j); mov eax, 4(esp) mov edx, 8(esp) sub edx, 16(esp) mov (eax), edx mov edx, 12(esp) sbb edx, 0 mov 4(eax), edx ret ! ! $PchId: sub64u.ack.s,v 1.2 1996/04/11 18:59:57 philip Exp $