buzzword
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buzzword [2015/02/12 19:01] kevincha [Lecture 11 (2/11 Mon.)] |
buzzword [2015/02/13 19:19] rachata |
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| - | ===== Lecture 11 (2/11 Mon.) ===== | + | ===== Lecture 11 (2/11 Wed.) ===== |
| * Geometric GHR length for branch prediction | * Geometric GHR length for branch prediction | ||
| Line 460: | Line 460: | ||
| * Advantages? | * Advantages? | ||
| + | ===== Lecture 12 (2/13 Fri.) ===== | ||
| + | * Renaming | ||
| + | * Register renaming table | ||
| + | * Predictor (branch predictor, cache line predictor ...) | ||
| + | * Power budget (and its importance) | ||
| + | * Architectural state, precise state | ||
| + | * Memory dependence is known dynamically | ||
| + | * Register state is not shared across threads/processors | ||
| + | * Memory state is shared across threads/processors | ||
| + | * How to maintain speculative memory states | ||
| + | * Write buffers (helps simplify the process of checking the reorder buffer) | ||
| + | * Overall OoO mechanism | ||
| + | * What are other ways of eliminating dispatch stalls | ||
| + | * Dispatch when the sources are ready | ||
| + | * Retired instructions make the source available | ||
| + | * Register renaming | ||
| + | * Reservation station | ||
| + | * What goes into the reservation station | ||
| + | * Tags required in the reservation station | ||
| + | * Tomasulo's algorithm | ||
| + | * Without precise exception, OoO is hard to debug | ||
| + | * Arch. register ID | ||
| + | * Examples in the slides | ||
| + | * Slides 28 --> register renaming | ||
| + | * Slides 30-35 --> Exercise (also on the board) | ||
| + | * This will be usefull for the midterm | ||
| + | * Register aliasing table | ||
| + | * Broadcasting tags | ||
| + | * Using dataflow | ||
buzzword.txt · Last modified: 2015/04/27 18:20 by rachata
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