You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
60 lines
1.3 KiB
60 lines
1.3 KiB
20 years ago
|
/* outsl_ns.S: output array of 4b words to device without byte swapping
|
||
|
|
*
|
||
|
|
* Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
|
||
|
|
* Written by David Howells (dhowells@redhat.com)
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or
|
||
|
|
* modify it under the terms of the GNU General Public License
|
||
|
|
* as published by the Free Software Foundation; either version
|
||
|
|
* 2 of the License, or (at your option) any later version.
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
.text
|
||
|
|
.p2align 4
|
||
|
|
|
||
|
|
###############################################################################
|
||
|
|
#
|
||
|
|
# void __outsl_ns(unsigned int port, const void *buf, int n)
|
||
|
|
#
|
||
|
|
###############################################################################
|
||
|
|
.globl __outsl_ns
|
||
|
|
.type __outsl_ns,@function
|
||
|
|
__outsl_ns:
|
||
|
|
andicc.p gr9,#3,gr0,icc0
|
||
|
|
setlos #4,gr4
|
||
|
|
bne icc0,#0,__outsl_ns_misaligned
|
||
|
|
subi gr9,#4,gr9
|
||
|
|
0:
|
||
|
|
ldu.p @(gr9,gr4),gr5
|
||
|
|
subicc gr10,#1,gr10,icc0
|
||
|
|
sti.p gr5,@(gr8,#0)
|
||
|
|
bhi icc0,#2,0b
|
||
|
|
|
||
|
|
membar
|
||
|
|
bralr
|
||
|
|
|
||
|
|
__outsl_ns_misaligned:
|
||
|
|
subi.p gr9,#1,gr9
|
||
|
|
setlos #1,gr4
|
||
|
|
0:
|
||
|
|
ldubu @(gr9,gr4),gr5
|
||
|
|
ldubu.p @(gr9,gr4),gr6
|
||
|
|
slli gr5,#8,gr5
|
||
|
|
ldubu.p @(gr9,gr4),gr7
|
||
|
|
or gr5,gr6,gr5
|
||
|
|
ldubu.p @(gr9,gr4),gr6
|
||
|
|
slli gr5,#16,gr5
|
||
|
|
slli.p gr7,#8,gr7
|
||
|
|
or gr5,gr6,gr5
|
||
|
|
subicc.p gr10,#1,gr10,icc0
|
||
|
|
or gr5,gr7,gr5
|
||
|
|
|
||
|
|
sti.p gr5,@(gr8,#0)
|
||
|
|
bhi icc0,#2,0b
|
||
|
|
|
||
|
|
membar
|
||
|
|
bralr
|
||
|
|
|
||
|
|
.size __outsl_ns, .-__outsl_ns
|