Modify the multicycle MIPS processor to implement the following instruction:

1. BNE

7.4 Multicycle Processor 397 Branch PCEn orD Control PCSra MemWrite Unit ALUControl IRWrite ALUSrcB ALUSrcA Op Funct CLK CLK SrcA WE WEXA A1 Zera RD A2 Instr Data Memory Register 10 A3 File CLK Data Signimm Sign Extend Figure 7.27 Complete multicycle MIPS processor 7.4 Multicycle Processor 397 Branch PCEn orD Control PCSra MemWrite Unit ALUControl IRWrite ALUSrcB ALUSrcA Op Funct CLK CLK SrcA WE WEXA A1 Zera RD A2 Instr Data Memory Register 10 A3 File CLK Data Signimm Sign Extend Figure 7.27 Complete multicycle MIPS processor