162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 262306a36Sopenharmony_ci#include <linux/linkage.h> 362306a36Sopenharmony_ci#include <asm/assembler.h> 462306a36Sopenharmony_ci 562306a36Sopenharmony_ci#if __LINUX_ARM_ARCH__ >= 6 662306a36Sopenharmony_ciENTRY(__bswapsi2) 762306a36Sopenharmony_ci rev r0, r0 862306a36Sopenharmony_ci bx lr 962306a36Sopenharmony_ciENDPROC(__bswapsi2) 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_ciENTRY(__bswapdi2) 1262306a36Sopenharmony_ci rev r3, r0 1362306a36Sopenharmony_ci rev r0, r1 1462306a36Sopenharmony_ci mov r1, r3 1562306a36Sopenharmony_ci bx lr 1662306a36Sopenharmony_ciENDPROC(__bswapdi2) 1762306a36Sopenharmony_ci#else 1862306a36Sopenharmony_ciENTRY(__bswapsi2) 1962306a36Sopenharmony_ci eor r3, r0, r0, ror #16 2062306a36Sopenharmony_ci mov r3, r3, lsr #8 2162306a36Sopenharmony_ci bic r3, r3, #0xff00 2262306a36Sopenharmony_ci eor r0, r3, r0, ror #8 2362306a36Sopenharmony_ci ret lr 2462306a36Sopenharmony_ciENDPROC(__bswapsi2) 2562306a36Sopenharmony_ci 2662306a36Sopenharmony_ciENTRY(__bswapdi2) 2762306a36Sopenharmony_ci mov ip, r1 2862306a36Sopenharmony_ci eor r3, ip, ip, ror #16 2962306a36Sopenharmony_ci eor r1, r0, r0, ror #16 3062306a36Sopenharmony_ci mov r1, r1, lsr #8 3162306a36Sopenharmony_ci mov r3, r3, lsr #8 3262306a36Sopenharmony_ci bic r3, r3, #0xff00 3362306a36Sopenharmony_ci bic r1, r1, #0xff00 3462306a36Sopenharmony_ci eor r1, r1, r0, ror #8 3562306a36Sopenharmony_ci eor r0, r3, ip, ror #8 3662306a36Sopenharmony_ci ret lr 3762306a36Sopenharmony_ciENDPROC(__bswapdi2) 3862306a36Sopenharmony_ci#endif 39