Another look
Hit BTAC ?
YES, Predict taken
next PC = BTA
No
Branch instr??
Yes, 1 clock penalty, compute BTA
No
next PC = Seq PC
BHT prediction??
next PC = BTA
No
Predict Not Taken
next PC = Seq PC
PC = Next PC fetch instructions from IMEM seq PC = PC + 4.
Predict Taken
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