Putting it all together: Control State Diagram

OriExec

OriFinish

ALUOp=Add

PCSrc

1: ExtOp

ALUSelB=11

x: MemtoReg

ALUSelA

AdrCal

ALUOp=Add

x: PCSrc,RegDst

1: ExtOp

ALUSelB=11

MemtoReg

MemWr

ALUSelA

SWMem

ALUOp=Add

x: MemtoReg

1: ExtOp

ALUSelB=11

ALUSelA, IorD

PCSrc

LWmem

LWwr

lw or sw

lw

sw

Rtype

Ori

beq

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