Question

Problem 1: Consider the following instruction and interpretation:

and rd, rsi, rs2 interpretation:

Reg[rd] = Reg[rs1] AND Regſrs2]

a) Which resources (data path elements) perform a useful function for this instruction?

b) which resources (data path elements) produce no output for this instruction? Which produce output that is not used?

Answer 1

solution:

2)

a.Everything except the Data memory and branch Add unit.

b.Everything except the branch Add unit Channel 2 Registers is read.

3)

a. Output that are not in use is the absence Output Branch Add the Data Memory.

b. Output that do not use the Branch Add and Registers to read the article Channel 2 will have all the Outputs.

note:

a.is for AND Rd, Rs, Rt

b.is for SW Rt, Offs(Rs)

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