3.(20 points) The following codes run on the five-stage pipelined datapath. For each piece of code, a) Without forwarding, insert the necessary number of nops’ for the code to execute correctly how the code will execute. Mention the data that’s forwarded between the stages. Use ‘nops answer the following questions. b) With the forwarding unit available (only supports forwards MEM EX and WB->EX), show only when necessary Code 1 sub tl, t2, t add t, t4, t5
OR
OR