ldr w1, [rFP, #LO_next_interupt]
ldr rCC, [rFP, #LO_cycle]
ldr w0, [rFP, #LO_pcaddr]
sub rCC, rCC, w1
str w1, [rFP, #LO_last_count]
ldr w1, [rFP, #LO_next_interupt]
ldr rCC, [rFP, #LO_cycle]
ldr w0, [rFP, #LO_pcaddr]
sub rCC, rCC, w1
str w1, [rFP, #LO_last_count]