mov x0, #1   ! ~ 0x00000000
mov x1, #2   ! ~ 0x00000004
mov x2, #3   ! ~ 0x00000008
             ! X
mov x2, #20  ! ~ 0x0000000C
br x2        ! ~ 0x00000010  -----+
!!!!!!!!!!!!!! X                  |
!!!!!!!!!!!!!! X                  |
             ! X                  |
dec x0       ! ~ 0x00000014  <----+
inc x1       ! ~ 0x00000018
add x2, #3   ! ~ 0x0000001C
hlt          ! ~ 0x00000020