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branch_result.branch_flag?

TRUE

Predicted correctly?

Yes

No

State: Normal

FALSE

Original prediction

State: Refetch Taken

State: Refetch Nottaken

Not Taken

Taken

State: Context Full

Only enter if in Normal State, detect a branch, and no more contexts are free. Stay in this state for one clock, do not increment PC, then go back to checking of a branch result.

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