Practice Branch History Table (bht) (4.3.2.1) - Branches and Limits to Pipelining

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6 sample questions

Question 1.
What is the function of a Branch History Table?
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Consider what helps a system remember past decisions.
Question 2.
Define dynamic branch prediction.
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Think about how the system adapts based on past performance.
3Question 3.
What does the Branch History Table help improve?
- Memory speed
- Branch prediction accuracy
- Data storage capacity
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Consider what the BHT stores.
4Question 4.
True or False: A static branch prediction assumes that the outcome of a branch does not change.
- True
- False
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Reflect on the nature of static functions.
Question 5.
Analyze how the accuracy of branch predictions using the BHT can affect the overall performance of a pipelined processor.
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Consider what a stall means for processing speed.
Question 6.
Devise a strategy for improving the BHT's effectiveness in a processor that sees varied branch patterns.
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Think about how predictive models adjust based on training data.

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