1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
|
/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/alpha/lib/copy_page.S
*
* Copy an entire page.
*/
#include <asm/export.h>
.text
.align 4
.global copy_page
.ent copy_page
copy_page:
.prologue 0
lda $18,128
nop
unop
nop
1: ldq $0,0($17)
ldq $1,8($17)
ldq $2,16($17)
ldq $3,24($17)
ldq $4,32($17)
ldq $5,40($17)
ldq $6,48($17)
ldq $7,56($17)
stq $0,0($16)
subq $18,1,$18
stq $1,8($16)
addq $17,64,$17
stq $2,16($16)
stq $3,24($16)
stq $4,32($16)
stq $5,40($16)
stq $6,48($16)
stq $7,56($16)
addq $16,64,$16
bne $18, 1b
ret
nop
unop
nop
.end copy_page
EXPORT_SYMBOL(copy_page)
|
