18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 28c2ecf20Sopenharmony_ci#include <linux/linkage.h> 38c2ecf20Sopenharmony_ci#include <asm/assembler.h> 48c2ecf20Sopenharmony_ci 58c2ecf20Sopenharmony_ci#if __LINUX_ARM_ARCH__ >= 6 68c2ecf20Sopenharmony_ciENTRY(__bswapsi2) 78c2ecf20Sopenharmony_ci rev r0, r0 88c2ecf20Sopenharmony_ci bx lr 98c2ecf20Sopenharmony_ciENDPROC(__bswapsi2) 108c2ecf20Sopenharmony_ci 118c2ecf20Sopenharmony_ciENTRY(__bswapdi2) 128c2ecf20Sopenharmony_ci rev r3, r0 138c2ecf20Sopenharmony_ci rev r0, r1 148c2ecf20Sopenharmony_ci mov r1, r3 158c2ecf20Sopenharmony_ci bx lr 168c2ecf20Sopenharmony_ciENDPROC(__bswapdi2) 178c2ecf20Sopenharmony_ci#else 188c2ecf20Sopenharmony_ciENTRY(__bswapsi2) 198c2ecf20Sopenharmony_ci eor r3, r0, r0, ror #16 208c2ecf20Sopenharmony_ci mov r3, r3, lsr #8 218c2ecf20Sopenharmony_ci bic r3, r3, #0xff00 228c2ecf20Sopenharmony_ci eor r0, r3, r0, ror #8 238c2ecf20Sopenharmony_ci ret lr 248c2ecf20Sopenharmony_ciENDPROC(__bswapsi2) 258c2ecf20Sopenharmony_ci 268c2ecf20Sopenharmony_ciENTRY(__bswapdi2) 278c2ecf20Sopenharmony_ci mov ip, r1 288c2ecf20Sopenharmony_ci eor r3, ip, ip, ror #16 298c2ecf20Sopenharmony_ci eor r1, r0, r0, ror #16 308c2ecf20Sopenharmony_ci mov r1, r1, lsr #8 318c2ecf20Sopenharmony_ci mov r3, r3, lsr #8 328c2ecf20Sopenharmony_ci bic r3, r3, #0xff00 338c2ecf20Sopenharmony_ci bic r1, r1, #0xff00 348c2ecf20Sopenharmony_ci eor r1, r1, r0, ror #8 358c2ecf20Sopenharmony_ci eor r0, r3, ip, ror #8 368c2ecf20Sopenharmony_ci ret lr 378c2ecf20Sopenharmony_ciENDPROC(__bswapdi2) 388c2ecf20Sopenharmony_ci#endif 39