master
main: MOV R1, R0 MOV R2, 0x100 LDR R3, [PC, mykey1-$] loop: ADD R2, R1, R2 ADD R1, R1, 1 LDR R3, [PC, mykey2-$] CMP R1, R3 BEQ loop ADD R0, R1, R2 BX LR mykey1: .long 0x1 mykey2: .long 0x2