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Annotation of 43BSD/lib/libc/vax/gen/bzero.s, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1983 Regents of the University of California.
                      3:  * All rights reserved.  The Berkeley software License Agreement
                      4:  * specifies the terms and conditions for redistribution.
                      5:  */
                      6: 
                      7: #ifdef LIBC_SCCS
                      8:        .asciz  "@(#)bzero.s    5.3 (Berkeley) 3/9/86"
                      9: #endif LIBC_SCCS
                     10: 
                     11: /* bzero(base, length) */
                     12: 
                     13: #include "DEFS.h"
                     14: 
                     15: ENTRY(bzero, 0)
                     16:        movl    4(ap),r3
                     17:        jbr     2f
                     18: 1:
                     19:        subl2   r0,8(ap)
                     20:        movc5   $0,(r3),$0,r0,(r3)
                     21: 2:
                     22:        movzwl  $65535,r0
                     23:        cmpl    8(ap),r0
                     24:        jgtr    1b
                     25:        movc5   $0,(r3),$0,8(ap),(r3)
                     26:        ret

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