Reducing power consumption in a multi-slice computer processor

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United States of America Patent

PATENT NO 9870039
SERIAL NO

14970101

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Abstract

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Reducing power consumption in a multi-slice computer processor that includes a re-order buffer and an architected register file, including: designating an entry in the re-order buffer as being invalid and unwritten; assigning a pending instruction to the entry in the re-order buffer; responsive to assigning the pending instruction to the entry in the re-order buffer, designating the entry as being valid; writing data generated by executing the pending instruction into the re-order buffer; and responsive to writing data generated by executing the pending instruction into the re-order buffer, designating the entry as being written.

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Patent Owner(s)

Patent OwnerAddress
INTERNATIONAL BUSINESS MACHINES CORPORATIONNEW ORCHARD ROAD ARMONK NY 10504

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Battle, Steven J Austin, US 41 71
Chiang, Owen Austin, US 14 29
Chu, Sam G Round Rock, US 16 135
Islam, Saiful Austin, US 19 156
Nguyen, Dung Q Austin, US 213 1183
Terry, David R Austin, US 51 203
Tolentino, Eula A Austin, US 12 21

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