xref: /netbsd-src/sys/lib/libkern/arch/sh3/ashiftrt.S (revision 8b0f9554ff8762542c4defc4f70e1eb76fb508fa)
1/*	$NetBSD: ashiftrt.S,v 1.6 2006/05/22 20:56:44 uwe Exp $	*/
2
3/*-
4 * Copyright (C) 1999 Tsubai Masanari.  All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 *    derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include <machine/asm.h>
30
31
32NENTRY(__ashiftrt_r4_31)
33	shll	r4
34	rts
35	 subc	r4, r4
36
37ALTENTRY(__ashiftrt_r4_30)
38	shar	r4
39
40ALTENTRY(__ashiftrt_r4_29)
41	shar	r4
42
43ALTENTRY(__ashiftrt_r4_28)
44	shar	r4
45
46ALTENTRY(__ashiftrt_r4_27)
47	shar	r4
48
49ALTENTRY(__ashiftrt_r4_26)
50	shar	r4
51
52ALTENTRY(__ashiftrt_r4_25)
53	shar	r4
54
55ALTENTRY(__ashiftrt_r4_24)
56	shlr16	r4
57	shlr8	r4
58	rts
59	 exts.b	r4, r4
60
61ALTENTRY(__ashiftrt_r4_23)
62	shar	r4
63
64ALTENTRY(__ashiftrt_r4_22)
65	shar	r4
66
67ALTENTRY(__ashiftrt_r4_21)
68	shar	r4
69
70ALTENTRY(__ashiftrt_r4_20)
71	shar	r4
72
73ALTENTRY(__ashiftrt_r4_19)
74	shar	r4
75
76ALTENTRY(__ashiftrt_r4_18)
77	shar	r4
78
79ALTENTRY(__ashiftrt_r4_17)
80	shar	r4
81
82ALTENTRY(__ashiftrt_r4_16)
83	shlr16	r4
84	rts
85	 exts.w	r4, r4
86
87ALTENTRY(__ashiftrt_r4_15)
88	swap.w	r4, r4
89	cmp/pz	r4
90	bf/s	1f
91	 exts.w	r4, r4
92	rts
93	 shll	r4
941:
95	sett
96	rts
97	 rotcl	r4
98
99ALTENTRY(__ashiftrt_r4_14)
100	shar	r4
101
102ALTENTRY(__ashiftrt_r4_13)
103	shar	r4
104
105ALTENTRY(__ashiftrt_r4_12)
106	shar	r4
107
108ALTENTRY(__ashiftrt_r4_11)
109	shar	r4
110
111ALTENTRY(__ashiftrt_r4_10)
112	shar	r4
113
114ALTENTRY(__ashiftrt_r4_9)
115	shar	r4
116
117ALTENTRY(__ashiftrt_r4_8)
118	shar	r4
119
120ALTENTRY(__ashiftrt_r4_7)
121	shar	r4
122
123ALTENTRY(__ashiftrt_r4_6)
124	shar	r4
125
126ALTENTRY(__ashiftrt_r4_5)
127	shar	r4
128
129ALTENTRY(__ashiftrt_r4_4)
130	shar	r4
131
132ALTENTRY(__ashiftrt_r4_3)
133	shar	r4
134
135ALTENTRY(__ashiftrt_r4_2)
136	shar	r4
137
138ALTENTRY(__ashiftrt_r4_1)
139	rts
140	 shar	r4
141
142ALTENTRY(__ashiftrt_r4_0)
143	rts
144	 nop
145