2. Assume following sequence of instructions. Assume R-type, LVw, sw, branch, arithmetic immediate and jump instructions take 6, 8, 6, 7, 5 and 7 ns respectively. What will be the total execution time if you are running those instructions into a single-cycle datapath design? Draw flow/path of executions. SUB $50, Șto, Șt1 LW $s1, 40($s3) ADD $s2, $t2, Șto ADDI $4, St3, 175 BNE $55, Ss6, 1 sw $1, 44($s3) J 1000 In multi-stage pipeline (MIPS) if the stages take 2, 1, 2, 2, 1 ns respectively, what will be the total execution time for above code statements/generated instructions? Draw flow/path of executions. (assume forwarding is not implemented)

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