Question: Adding an Integer Multiplier to the Data Pass above Q: How many bits should the control signal multiplication/division and quotient/remaining be? [32Bit Integer Multiplication] PC

PC 1 Read address Add Instruction (31-01 Instruction memory Instruction (31-21] Instruction [9.5] Instruction

Adding an Integer Multiplier to the Data Pass above

Q: How many bits should the control signal multiplication/division and quotient/remaining be?

[32Bit Integer Multiplication]

32Bit 32Bit Multiplication/Division Control Lo 64Bit Quotient/Remain Control Hi 64Bit EDX Lo Hi/Lo Hi Category Ahmetic Instruction add subtract add immediate subtract immediate add and set flags subtract and set

PC 1 Read address Add Instruction (31-01 Instruction memory Instruction (31-21] Instruction [9.5] Instruction (20-16) Instruction (4-0 Instruction (31-0] Control Regaloc Uncondbranch Branch MemRead MemtoReg ALUOP MemWrite ALUSO RegWrite Read register 1 Read Read register 2 Witn register Read data 2 Winte dal Registers 32 Sign- extend, 84 Instruction (31-21] Shift left 2) (c==x.) ALU Addresu Zaro ALU ALU rosut ALU control, Lot gate. Address data Read Write Data data memory WHEE

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