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:
Aug. 11, 2020
Filed:
Nov. 16, 2018
International Business Machines Corporation, Armonk, NY (US);
Steven J. Battle, Austin, TX (US);
Khandker Nabil Adeeb, Travis, TX (US);
Brian D. Barrick, Pflugerville, TX (US);
Joshua W. Bowman, Austin, TX (US);
Susan E. Eisen, Round Rock, TX (US);
Brandon Goddard, Kirkland, WA (US);
Jamory Hawkins, Austin, TX (US);
Dung Q. Nguyen, Austin, TX (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A computer system, processor, and method for processing information is disclosed that includes at least one computer processor for processing instructions, the processor having a history buffer having a plurality of entries for storing information associated with a processor instruction evicted from a logical register, the history buffer having at least one recovery port; a logical register mapper for recovering information from the history buffer, the mapper having restore ports to recover information from the history buffer; and a restore multiplexor configured to receive as inputs information from one or more of the history buffer recovery ports, and configured to output information to one or more of the logical register mapper restore ports. The processor, system and/or method configured to improve flush recovery bandwidth.