The branch instruction of the UltraSPARC II processor has an Annul bit. When set by the compiler,

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The branch instruction of the UltraSPARC II processor has an Annul bit. When set by the compiler, the instruction in the delay slot is discarded if the branch is not taken. An alternative choice is to have the instruction discarded if the branch is taken. When is each of these choices advantageous?

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Computer Organization

ISBN: 9780072320862

5th Edition

Authors: V Carl Hamacher, Carl Hamacher, Zvonko G Vranesic, Safwat G Zaky

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