1/*- 2 * Copyright (c) 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * William Jolitz. 7 * 8 * %sccs.include.redist.c% 9 */ 10 11#if defined(LIBC_SCCS) && !defined(lint) 12 .asciz "@(#)bcopy.no_overlap.s 5.1 (Berkeley) 04/23/90" 13#endif /* LIBC_SCCS and not lint */ 14 15/* 16 * bcopy (src,dst,cnt) 17 * NOTE: does not (yet) handle overlapped copies 18 */ 19 20 .globl _bcopy 21_bcopy: 22 pushl %esi 23 pushl %edi 24 movl 12(%esp),%esi 25 movl 16(%esp),%edi 26 movl 20(%esp),%ecx 27 cld 28 rep 29 movsb 30 popl %edi 31 popl %esi 32 ret 33