* Copyright (c) 1991 The Regents of the University of California.
* This code is derived from software contributed to Berkeley by
* Donn Seeley at UUNET Technologies, Inc.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. 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 BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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#if defined(LIBC_SCCS) && !defined(lint)
.asciz "@(#)udiv.s 5.6 (Berkeley) 4/15/91"
#endif /* LIBC_SCCS and not lint */
* Unsigned division, PCC flavor.
* udiv() takes an ordinary dividend/divisor pair;
* audiv() takes a pointer to a dividend and an ordinary divisor.
jlss Leasy # big divisor: settle by comparison
jlss Lhard # big dividend: extended division
divl2 r2,r0 # small divisor and dividend: signed division
jgequ Lone # if dividend is as big or bigger, return 1
jlss La_easy # big divisor: settle by comparison
jlss La_hard # big dividend: extended division
divl2 r2,r0 # small divisor and dividend: signed division
movl r0,(r3) # leave the value of the assignment in r0
jgequ La_one # if dividend is as big or bigger, return 1