Using a shadow copy of a cache in a cache hierarchy

Using a shadow copy of a cache in a cache hierarchy

Aspects include using a shadow copy of a level 1 (L1) cache in a cache hierarchy. A method includes maintaining the shadow copy of the L1 cache in the cache hierarchy. The maintaining includes updating the shadow copy of the L1 cache with memory content changes to the L1 cache a number of pipeline c...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Jacobi, Christian, Naor, Eyal, Fried, Yair, Bronson, Timothy, Tsai, Aaron, Shum, Chung-Lung K
Format: Patent
Sprache:eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Beschreibung
Zusammenfassung:Aspects include using a shadow copy of a level 1 (L1) cache in a cache hierarchy. A method includes maintaining the shadow copy of the L1 cache in the cache hierarchy. The maintaining includes updating the shadow copy of the L1 cache with memory content changes to the L1 cache a number of pipeline cycles after the L1 cache is updated with the memory content changes.