The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 06, 2022
Filed:
Jun. 10, 2019
International Business Machines Corporation, Armonk, NY (US);
Mohit Karve, Austin, TX (US);
Edmund Joseph Gieske, Cedar Park, TX (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
Disclosed is a computer-implemented method to increase the efficiency of a prefetch system. The method includes receiving a system call including an instruction address. The method includes determining a confidence score. The method further includes creating an entry, including the instruction address, an associated data address, and the confidence score. The method includes determining the instruction address is not present in a history table, where the history table includes a plurality of entries. The method further includes determining, in response to adding the first entry to the history table, a second entry is evicted from the history table. The method includes entering the second entry into a filter table in response to determining the second confidence score is a moderate confidence score, where the moderate confidence score is any confidence score that is greater than a predefined low threshold and less than a predefined high threshold.