thx, it work ok, but this code not complete relaxed: mov.b @0xFFFFFFC1:32, r0l mov.b @0xFFFFFFC1:16, r0l mov.b @0xFFFFFFC1:8, r0l mov.b @0xFFFFFFC1, r0l linked to: mov.b @0xc1:8,r0l ;ok mov.b @0xffc1:16,r0l ; not relaxed mov.b @0xc1:8,r0l ;ok mov.b @0xffc1:16,r0l ; not relaxed