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Transcript
SW Prefetch Techniques to Attack Pointer-Chasing
• Greedy Prefetching (G).
computation per node <
latency
-
• Jump Pointer Prefetching (J)
- short list or traversal not
known a priori
• Prefetch Arrays (P.(S/H))
Generalization of G and J that
addresses above shortcomings.
- Trade memory space and
bandwidth for more latency
tolerance