Hierarchical cache structure and handling thereof

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United States of America Patent

PATENT NO 9323673
SERIAL NO

14070639

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Abstract

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A hierarchical cache structure comprises at least one higher level cache comprising a unified cache array for data and instructions and at least two lower level caches, each split in an instruction cache and a data cache. An instruction cache and a data cache of a split second level cache are connected to a third level cache; and an instruction cache of a split first level cache is connected to the instruction cache of the split second level cache, and a data cache of the split first level cache is connected to the instruction cache and the data cache of the split second level cache.

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Patent Owner(s)

Patent OwnerAddress
INTERNATIONAL BUSINESS MACHINES CORPORATIONNEW ORCHARD ROAD ARMONK NY 10504

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Habermann, Christian Boeblingen, DE 26 407
Jacobi, Christian Poughkeepsie, US 381 3578
Recktenwald, Martin Schonaich, DE 93 384
Tast, Hans-Werner Weil im Schoenbuch, DE 42 673

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