Question: The LC-3 macho-company had decided to use opcode 1101 to implement a new instruction. They need you help to pick the most useful one from
The LC-3 macho-company had decided to use opcode 1101 to implement
a new instruction. They need you help to pick the most useful one from the following:
MOVE Ri, Rj; The contents of Rj are copied into Ri.
B. NAND Ri, Rj, Rk; Ri is the bit-wise NAND of Rj, Rk
c. SHFL Ri, Rj, #2; The contents of Rj are shifted left 2 bits and stored into Ri.
D. MUL Ri, Rj, Rk; Ri is the product of 2's complement integers in Rj, Rk. Justify your answer.
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