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EnigmA Amiga Run 1995 November
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EnigmA AMIGA RUN 02 (1995)(G.R. Edizioni)(IT)[!][issue 1995-11][Skylink CD].iso
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earcd
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program
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gcc
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ixemul41.lha
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ixemul-41.3
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string
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index.s
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1995-06-29
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2KB
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44 lines
/*-
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* the Systems Programming Group of the University of Utah Computer
* Science Department.
*
* Redistribution and use in source and binary forms are permitted
* provided that: (1) source distributions retain this entire copyright
* notice and comment, and (2) distributions including binaries display
* the following acknowledgement: ``This product includes software
* developed by the University of California, Berkeley and its contributors''
* in the documentation or other materials provided with the distribution
* and in all advertising materials mentioning features or use of this
* software. Neither the name of the University nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
#if defined(LIBC_SCCS) && !defined(lint)
.asciz "@(#)index.s 5.1 (Berkeley) 5/12/90"
#endif /* LIBC_SCCS and not lint */
#include "defs.h"
ENTRY(index)
ENTRY(strchr)
movl sp@(4),a0 /* string */
movb sp@(11),d0 /* char to look for */
ixloop:
cmpb a0@,d0 /* found our char? */
jeq ixfound /* yes, break out */
tstb a0@+ /* null? */
jne ixloop /* no, keep going */
moveq #0,d0 /* not found, return null */
rts
ixfound:
movl a0,d0 /* found, return pointer */
rts