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Reading and Writing Assignments, Discussion Topics
COS/ELE 375

for class on Monday Nov. 23, 2009

Please read Sections 5.1 and 5.2 of the text.

Please turn in a written response to these questions:

For both of these, answer for both rows a and b of the table in Exercise 5.4, but fix the typo in the Index column for row b (it's obvious).

1. Exercise 5.4.4

2. Exercise 5.4.5

Then, be prepared to discuss the following in class:

3. There are really three different types of cache references: loads, stores, and instruction (or "I-stream") reads. Each can either hit or miss in a cache. We'll look at basic cache hardware and go through some simple cache scenarios involving these reference types. Cache misses ordinarily cause instructions to wait; how might the processor pipeline accomodate each of the three possible sources of cache misses?