How long does it take a 1Ghz Mic-1 to FETCH and EXECUTE the java statement i = j

Question

How long does it take a 1Ghz Mic-1 to FETCH and EXECUTE the java statement i = j + k; m = i. this is as far as i have gotten... Stuck on the rest. Thanks.

[6] (10 points) How long does a 1GHz Mic-1 take to fetch & execute the Java statement Give your answer in nanoseconds. (Hint: DONOT forget to include the time/cycles to fetch each instruction from memory!) ILOAD j 6 microinstructions ILOAD k 6 microinstructions LADD 4 microinstructions DUP 3 microinstructions ISTOREI 7 microinstructions ISTORE m 7 microinstructions 6 6 4 3 7 7 33

Explanation / Answer

With a clock of 1GHz, every micro instruction employs a time:

duration of 1 micro instruction = 1 / (1000 x(NNN) NNN-NNNN)) = 1 ns

Therefore the time total for execution of given instructions in JAVA: 1 x 33 = 33 ns

Answer = 33 ns

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