1 2 3 4 5 6 7 8 9 10 11 12 13 14
.text .global postmod postmod: ldrd r0,[r1],r2 ; tricky because r1 is implied as destination strb r12,[r12],r3 ; stores are okay strd r12,[r13],r3 ldr r0,[r0],r0 ; ERROR ldr r0,[r0,+128] ; ok ldrd r12,[r13],-256 ; ERROR ldrb r12,[r12],20 ; ERROR strd r12,[r13],-256 ; ok