December 2006
Beginner
320 pages
11h 17m
English
Content preview from Inside the Machine
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An Overview of the G4e's Architecture and Pipeline
The diagram in Figure 7-4 shows the basics of the G4e’s microarchitecture, with an emphasis on representing the pipeline stages of the front end and back end. You might want to mark this page so you can refer to it throughout this section.
Figure 7-4. The basic microarchitecture of the G4e
Before instructions can enter the G4e’s pipeline, they have to be available in its 32KB instruction cache. This instruction cache, together with the 32KB data cache, makes up the G4e’s 64KB L1 cache. An instruction leaves the L1 and goes down through the various front-end stages until it hits the back end, at which ...
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