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:
Nov. 26, 2013
Filed:
Feb. 01, 2008
Ravi K. Arimilli, Austin, TX (US);
Gheorghe C. Cascaval, Carmel, NY (US);
Balaram Sinharoy, Poughkeepsie, NY (US);
William E. Speight, Austin, TX (US);
Lixin Zhang, Austin, TX (US);
Ravi K. Arimilli, Austin, TX (US);
Gheorghe C. Cascaval, Carmel, NY (US);
Balaram Sinharoy, Poughkeepsie, NY (US);
William E. Speight, Austin, TX (US);
Lixin Zhang, Austin, TX (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A method of data processing in a processor includes maintaining a usage history indicating demand usage of prefetched data retrieved into cache memory. An amount of data to prefetch by a data prefetch request is selected based upon the usage history. The data prefetch request is transmitted to a memory hierarchy to prefetch the selected amount of data into cache memory.