/* SPDX-License-Identifier: GPL-2.0-only */
/*
 *  linux/arch/arm/lib/csumipv6.S
 *
 *  Copyright (C) 1995-1998 Russell King
 */
#include <linux/linkage.h>
#include <asm/assembler.h>

                .text

ENTRY(__csum_ipv6_magic)
                str     lr, [sp, #-4]!
                adds    ip, r2, r3
                ldmia   r1, {r1 - r3, lr}
                adcs    ip, ip, r1
                adcs    ip, ip, r2
                adcs    ip, ip, r3
                adcs    ip, ip, lr
                ldmia   r0, {r0 - r3}
                adcs    r0, ip, r0
                adcs    r0, r0, r1
                adcs    r0, r0, r2
                ldr     r2, [sp, #4]
                adcs    r0, r0, r3
                adcs    r0, r0, r2
                adcs    r0, r0, #0
                ldmfd   sp!, {pc}
ENDPROC(__csum_ipv6_magic)