Instruction: ORR Rd, Rn, Rm

Interpretation: Reg[Rd] = Reg[Rn] AND Reg[Rm]

1. Show the dataflow for this instruction using dash lines on the below figure for LEGv8 datapath.

b.What are the values of control signals generated by the control unit for this instruction?

M Add 4 - ALU Add result Shift left 2 Instruction (31-21] Control Reg2Loc Branch MemRead MemtoReg ALUOP Mem Write ALUSrc RegWrite PC Read address Instruction (9-5] [Instruction (20-16) M -x539) Read register 1 Read Read data 1 register 2 Write Read Zero ALU ALU Instruction [31-0] Instruction memory Read Address data result Instruction (4-0) 6. Es M register data 2 Ox3 Write data Registers Write Data data memory Instruction (31-0] 32 64 Sign- extend ALU control Instruction (31-21]