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The branch target buffer is

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The branch target buffer is

(a) four-way set-associative memory

(b) has branch instruction address

(c) has destination address

(d) all of the mentioned

I have been asked this question in examination.

This key question is from Features of 80586 (Pentium), Concepts of Computer Architecture, Branch Prediction topic in section Recent Advancements in Microprocessor Architecture of Microprocessor

1 Answer

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by (49.2k points)
Correct choice is (d) all of the mentioned

The best I can explain: The branch target buffer is a four-way set-associative memory. Whenever a branch is taken, the CPU enters the branch instruction address, and also the destination address in the branch target buffer.

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