Introduction
This chapter describes the Pentium® 4 processor core and it assumes that Hyper-Threading is disabled. The chapter entitled “Hyper-Threading” on page 965 expands upon this chapter to describe how the core works when Hyper-Threading is enabled. It should be stressed that not every aspect of the processor core is covered in this chapter:
The chapter entitled “The Pentium® 4 Caches” on page 1009 covers the L1 Data Cache, the L2 Cache and the L3 Cache. The Trace Cache is covered in the current chapter.
The chapter entitled “Hyper-Threading” on page 965 broadens the processor core discussion to cover Hyper-Threading.
The chapter entitled “Pentium® 4 Handling of Loads and Stores” on page 1061 describes how the processor core handles loads ...
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