Instruction Sequence
lw $t0, 0 ($s0)
lw $t1, 0 ($t0)
lw $t2, 0 ($t1)
addi $t2, $t2, 5
sw $t2, 0 ($t1)
addi $s0, $s0, 4
add $t6, $t4, $s5
1. Indicate the dependencies present in the given code.
2. Assume there is no forwarding in this pipelined processor; add NOP instructions to eliminate any
hazards.
3. Assume there is forwarding in this pipelined processor; add NOP instructions to eliminate any
hazards.
Instruction Sequence
lw $t0, 0 ($s0)
lw $t1, 0 ($t0)
lw $t2, 0 ($t1)
addi $t2, $t2, 5
sw $t2, 0 ($t1)
addi $s0, $s0, 4
add $t6, $t4, $s5
1. Indicate the dependencies present in the given code.
2. Assume there is no forwarding in this pipelined processor; add NOP instructions to eliminate any
hazards.
LW, NOP, NOP, LW, NOP, NOP, LW, NOP, NOP, ADDI, NOP, NOP, SW, ADDI, ADD
3. Assume there is forwarding in this pipelined processor; add NOP instructions to eliminate any
hazards.
LW, NOP, LW, NOP, LW, ADDI, SW, ADDI, ADD
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