4.2 Jump address (31-01 Instruction (25-01 Shift left 2 26 28 We want to add a new instruction to the simplified processor we built. . PC +4 [31-28) OSX Add 23x ALU Add result 0 Shift left 2 LWI Rt, Rd(Rs) RegDst Jump Branch MemRead Instruction (31-28) MemtoReg Control ALUOp MemWrite ALUSC RegWrite Instruction (25-211 Read Read register 1 address Read Instruction (20-16] data 1 Read Instruction register 2 (31-0] Write Read Instruction Instruction [15-10% register data 2 memory Write data Registers PC Zero What needs to be changed? ALU ALU result Address Read data M 0 Write Data data memory Instruction (15-01 16 32 Sign- extend ALU control Instruction (5-0)