1/* outsl_ns.S: output array of 4b words to device without byte swapping
2 *
3 * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
10 */
11
12
13        .text
14        .p2align	4
15
16###############################################################################
17#
18# void __outsl_ns(unsigned int port, const void *buf, int n)
19#
20###############################################################################
21        .globl		__outsl_ns
22        .type		__outsl_ns,@function
23__outsl_ns:
24	andicc.p	gr9,#3,gr0,icc0
25	setlos		#4,gr4
26	bne		icc0,#0,__outsl_ns_misaligned
27	subi		gr9,#4,gr9
280:
29	ldu.p		@(gr9,gr4),gr5
30	subicc		gr10,#1,gr10,icc0
31	sti.p		gr5,@(gr8,#0)
32	bhi		icc0,#2,0b
33
34	membar
35	bralr
36
37__outsl_ns_misaligned:
38	subi.p		gr9,#1,gr9
39	setlos		#1,gr4
400:
41	ldubu		@(gr9,gr4),gr5
42	ldubu.p		@(gr9,gr4),gr6
43	slli		gr5,#8,gr5
44	ldubu.p		@(gr9,gr4),gr7
45	or		gr5,gr6,gr5
46	ldubu.p		@(gr9,gr4),gr6
47	slli		gr5,#16,gr5
48	slli.p		gr7,#8,gr7
49	or		gr5,gr6,gr5
50	subicc.p	gr10,#1,gr10,icc0
51	or		gr5,gr7,gr5
52
53	sti.p		gr5,@(gr8,#0)
54	bhi		icc0,#2,0b
55
56	membar
57	bralr
58
59	.size		__outsl_ns, .-__outsl_ns
60