Trace the data path taken by each of the instruction shown below on the datapath figure (figure 1 on canvas). mark the values of the control signals, source, and destination registers on the figure. use a separate datapath figure for each instruction shown below. (25 points) a. add x21, x19, x20
b. lsr x19, x20, #3 (assume alu control for right shift is 1000)
c. subi x10, x9, #4
d. stur x20, [x19, #16]
e. cbnz x9, exit (assume alu control for cbnz is 1001)