162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * linux/arch/arm/lib/csumipv6.S 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * Copyright (C) 1995-1998 Russell King 662306a36Sopenharmony_ci */ 762306a36Sopenharmony_ci#include <linux/linkage.h> 862306a36Sopenharmony_ci#include <asm/assembler.h> 962306a36Sopenharmony_ci 1062306a36Sopenharmony_ci .text 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_ciENTRY(__csum_ipv6_magic) 1362306a36Sopenharmony_ci str lr, [sp, #-4]! 1462306a36Sopenharmony_ci adds ip, r2, r3 1562306a36Sopenharmony_ci ldmia r1, {r1 - r3, lr} 1662306a36Sopenharmony_ci adcs ip, ip, r1 1762306a36Sopenharmony_ci adcs ip, ip, r2 1862306a36Sopenharmony_ci adcs ip, ip, r3 1962306a36Sopenharmony_ci adcs ip, ip, lr 2062306a36Sopenharmony_ci ldmia r0, {r0 - r3} 2162306a36Sopenharmony_ci adcs r0, ip, r0 2262306a36Sopenharmony_ci adcs r0, r0, r1 2362306a36Sopenharmony_ci adcs r0, r0, r2 2462306a36Sopenharmony_ci ldr r2, [sp, #4] 2562306a36Sopenharmony_ci adcs r0, r0, r3 2662306a36Sopenharmony_ci adcs r0, r0, r2 2762306a36Sopenharmony_ci adcs r0, r0, #0 2862306a36Sopenharmony_ci ldmfd sp!, {pc} 2962306a36Sopenharmony_ciENDPROC(__csum_ipv6_magic) 3062306a36Sopenharmony_ci 31