2-Bit Prediction (Figure 8.24)

11: Strongly Taken

10: Strongly Taken

01: Strongly Taken

00: Strongly Taken

AT

AT

AT

AT

ANT

Initial State

ANT

ANT

ANT

AT - actually taken

ANT - actually not taken

States 11, 10 : Predict TakenStates 01, 00: Predict Not Taken

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