Question $48$

$10$ pts

Given the processor circuit below, what are the control logic actions of dm$\_$we$,$ dm$\_$re$,$ and add$\_$sub if instruction lw $ t$1,$ t$2)$ is executed?

$\backslash$table$[[$hw Sto, $o(S+1)$ :$,10001101001010000000000000000000,$$zero:,$00],[$Sw Sto, o$($St$1)$:$,10101101001010000000000000000000,,01000],[$addi $ to$,$ $$t11,15$ :$,0010000100101000,0000000000001111,$$t$1$:$,01001],[$sto$,$ $$11,$ $$12$:$,00000001001010100100000000100000,$$$12$:$,01010],[$sub Sto, $H$,$ $t$2$:$,00000001001010100100000000100010,$$t$3$:$,01011],[$mult $$11,$ $$12$:$,00010001001010100000000000011000,$$$4$:$4$:$,100.],[$mtlo $$10$:$,00000000000000000100000000010010,$$$15$:$,01101],[1$ JLabel:,$00001000000000000000000000000101,$$i$6$:$,]]$

dm$\_$we $=$ dm$\_$re $=q,,$ add$\_$sub $=$

$0,1,1$

$1,1,0$

$0,1,0$

$1,1,1$