Need Help solving Exercise 7.24 Only

Exercise 7.23 How many cycles are required to run the following program on the multicycle ARM processor? What is the CPI of this program? ; result= 5 MOV RO, #5 MOV R1, #0 L1 CMP RO, R1 BEQ DONE SUB RO, RO, #1 B L1 : if result 0, 1oop result-result-1 DONE Exercise 7.23 How many cycles are required to run the following program on the multicycle ARM processor? What is the CPI of this program? ; result= 5 MOV RO, #5 MOV R1, #0 L1 CMP RO, R1 BEQ DONE SUB RO, RO, #1 B L1 : if result 0, 1oop result-result-1 DONE