/* * ==================================================== * Copyright (C) 1998, 2002 by Red Hat Inc. All rights reserved. * * Permission to use, copy, modify, and distribute this * software is freely granted, provided that this notice * is preserved. * ==================================================== */ #include "i386mach.h" .global SYM (memchr) SOTYPE_FUNCTION(memchr) SYM (memchr): pushl ebp movl esp,ebp pushl edi movl 12(ebp),eax movl 16(ebp),ecx movl 8(ebp),edi xorl edx,edx testl ecx,ecx jz L1 cld repnz scasb setnz dl decl edi decl edx andl edi,edx L1: movl edx,eax leal -4(ebp),esp popl edi leave ret