Anticipated prefetching for a parent core in a multi-core chip

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United States of America Patent

PATENT NO 9798545
SERIAL NO

14501624

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Abstract

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Embodiments relate to prefetching data on a chip having a scout core and a parent core coupled to the scout core. A method includes determining that a program executed by the parent core requires content stored in a location remote from the parent core. The method includes sending a fetch table address determined by the parent core to the scout core. The method includes accessing a fetch table that is indicated by the fetch table address by the scout core. The fetch table indicates how many of pieces of content are to be fetched by the scout core and a location of the pieces of content. The method includes based on the fetch table indicating, fetching the pieces of content by the scout core. The method includes returning the fetched pieces of content to the parent core.

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Patent Owner(s)

  • INTERNATIONAL BUSINESS MACHINES CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Busaba, Fadi Y Poughkeepsie, US 218 1678
Carlough, Steven R Wappingers Falls, US 160 824
Krygowski, Christopher A Lagrangeville, US 64 571
Prasky, Brian R Campbell Hall, US 154 1166
Shum, Chung-lung K Wappingers Falls, US 315 2136

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