Lab3复杂流水化实验Experiment1: To study the basics of forwarding. For all the programs please select Stall Detection and Forwarding should be ON.(a) Write a sample program that forwards between EXE stage and MEM stage on upper input of the ALU.Write the program below and show forwarding with arrow. Test it on the simulator and mention what value is being forwarded. DO NOT USE LW INSTRUCTION.Instruction123456789ADD R1,R2,R3IFIDEXEMEMWBSUB R5,R1,R4IF