This Problem Covers Your Knowledge of Branch Prediction $\bullet$ Last Taken Predicts Taken When 1

question 9

Essay

This problem covers your knowledge of branch prediction. The figure below illustrates three possible predictors.
$\bullet$ Last taken predicts taken when 1
$\bullet$ Up-Down (saturating counter) predicts taken when 11 and 10
$\bullet$ Automata A3 predicts taken when 11 and 10
Fill out the tables below and on the next page for each branch predictor. The execution pattern for the branch is NTNNTTTN.
Table 1: Table for last-taken branch predictor

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Definitions:

Major Disadvantage

A significant or principal drawback that adversely affects the effectiveness, efficiency, or desirability of an object, system, or method.

Ethical Lapses

Failures to act in an ethical manner, often resulting in behavior that is morally or professionally wrong.

Criminal Prosecution

The legal process in which an individual is charged with a crime by the government and faces trial and judgment.

Civil Prosecution

A legal process initiated by a private individual or entity, rather than by the state, to seek remedy or damages for a breach of civil law.