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EECS 4340 Final Review

Multiple-branch prediction

Tag: multi-branch-prediction

Aliases: multi-branch predictor, wide fetch branch prediction

Hardware that emits predictions for two or more branches per cycle, used by wide-issue cores to keep fetch bandwidth above one taken branch every ~10 instructions. Yeh, Marr & Patt's branch address cache reads multiple PHT rows in parallel and selects between them using freshly-computed predictions.

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