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ashrsi3.S revision 1.2 
      1  1.2  msaitoh /*	$NetBSD: ashrsi3.S,v 1.2 2001/02/14 17:59:39 msaitoh Exp $	*/
      2  1.1   itojun 
      3  1.1   itojun /*-
      4  1.1   itojun  * Copyright (C) 1999 Tsubai Masanari.  All rights reserved.
      5  1.1   itojun  *
      6  1.1   itojun  * Redistribution and use in source and binary forms, with or without
      7  1.1   itojun  * modification, are permitted provided that the following conditions
      8  1.1   itojun  * are met:
      9  1.1   itojun  * 1. Redistributions of source code must retain the above copyright
     10  1.1   itojun  *    notice, this list of conditions and the following disclaimer.
     11  1.1   itojun  * 2. Redistributions in binary form must reproduce the above copyright
     12  1.1   itojun  *    notice, this list of conditions and the following disclaimer in the
     13  1.1   itojun  *    documentation and/or other materials provided with the distribution.
     14  1.1   itojun  * 3. The name of the author may not be used to endorse or promote products
     15  1.1   itojun  *    derived from this software without specific prior written permission.
     16  1.1   itojun  *
     17  1.1   itojun  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     18  1.1   itojun  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     19  1.1   itojun  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     20  1.1   itojun  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     21  1.1   itojun  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     22  1.1   itojun  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23  1.1   itojun  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24  1.1   itojun  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25  1.1   itojun  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     26  1.1   itojun  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  1.1   itojun  */
     28  1.1   itojun 
     29  1.2  msaitoh #include <machine/asm.h>
     30  1.1   itojun 
     31  1.2  msaitoh ENTRY(__ashrsi3)
     32  1.1   itojun 	tst	r5, r5
     33  1.1   itojun 	bt	noshift
     34  1.1   itojun 
     35  1.1   itojun 	neg	r5, r5
     36  1.1   itojun 	shad	r5, r4
     37  1.1   itojun 	rts
     38  1.1   itojun 	mov	r4, r0
     39  1.1   itojun 
     40  1.1   itojun noshift:
     41  1.1   itojun 	rts
     42  1.1   itojun 	mov	r4, r0
     43