frv: fix the broken preempt
[linux-3.10.git] / arch / frv / lib / outsl_sw.S
1 /* outsl_ns.S: output array of 4b words to device with 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_sw(unsigned int port, const void *buf, int n)
19 #
20 ###############################################################################
21         .globl          __outsl_sw
22         .type           __outsl_sw,@function
23 __outsl_sw:
24         subi.p          gr9,#1,gr9
25         setlos          #1,gr4
26 0:
27         ldubu           @(gr9,gr4),gr5
28         ldubu           @(gr9,gr4),gr6
29         slli            gr6,#8,gr6
30         ldubu.p         @(gr9,gr4),gr7
31         or              gr5,gr6,gr5
32         ldubu.p         @(gr9,gr4),gr6
33         slli            gr7,#16,gr7
34         slli.p          gr6,#24,gr6
35         or              gr5,gr7,gr5
36         subicc.p        gr10,#1,gr10,icc0
37         or              gr5,gr6,gr5
38
39         sti.p           gr5,@(gr8,#0)
40         bhi             icc0,#2,0b
41
42         membar
43         bralr
44
45         .size           __outsl_sw, .-__outsl_sw