Assume a five-stage pipeline (instruction fetch, operand fetch, execute, memory, write-back). For the following code show any

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Assume a five-stage pipeline (instruction fetch, operand fetch, execute, memory, write-back). For the following code show any stalls and indicate where operand forwarding would be needed.

ADD R9, R9, R8 MUL R1, R2, R3 LDR R5, (4, R1) SUB R5, R5, R1 ADD R7, R8, R9 MUL R7, R1, R5

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Computer Organization And Architecture Themes And Variations

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Authors: Alan Clements

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Assume a five-stage pipeline (instruction fetch, operand fetch, execute, memory, write-back). For the following code show any

Question:

ADD R9, R9, R8 MUL R1, R2, R3 LDR R5, (4, R1) SUB R5, R5, R1 ADD R7, R8, R9 MUL R7, R1, R5

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With no internal forwarding operand fetch in bold where operand fetching is needed With internal ...View the full answer

Computer Organization And Architecture Themes And Variations

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