assume that it is executed on a five-stage pipelined datapath: ADD X5, X2. X1 LDUR X3, [X5, #4] LDUR X2, [X2, #0 ] ORR X3. X5, X3 STUR X3, [X5, #0] 4.27.1 15] If there is no forwarding or hazard detection, insert NOPs to ensure correct execution