1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | * linux/arch/arm/lib/csumipv6.S |
4 | * |
5 | * Copyright (C) 1995-1998 Russell King |
6 | */ |
7 | #include <linux/linkage.h> |
8 | #include <asm/assembler.h> |
9 | |
10 | .text |
11 | |
12 | ENTRY(__csum_ipv6_magic) |
13 | str lr, [sp, #-4]! |
14 | adds ip, r2, r3 |
15 | ldmia r1, {r1 - r3, lr} |
16 | adcs ip, ip, r1 |
17 | adcs ip, ip, r2 |
18 | adcs ip, ip, r3 |
19 | adcs ip, ip, lr |
20 | ldmia r0, {r0 - r3} |
21 | adcs r0, ip, r0 |
22 | adcs r0, r0, r1 |
23 | adcs r0, r0, r2 |
24 | ldr r2, [sp, #4] |
25 | adcs r0, r0, r3 |
26 | adcs r0, r0, r2 |
27 | adcs r0, r0, #0 |
28 | ldmfd sp!, {pc} |
29 | ENDPROC(__csum_ipv6_magic) |
30 | |
31 | |