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. 17, 2009
Filed:
Apr. 28, 2009
Robert Tod Dimpsey, Austin, TX (US);
Frank Eliot Levine, Austin, TX (US);
Robert John Urquhart, Austin, TX (US);
Robert Tod Dimpsey, Austin, TX (US);
Frank Eliot Levine, Austin, TX (US);
Robert John Urquhart, Austin, TX (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A method, apparatus, and computer instructions for providing hardware assistance to prefetch data during execution of code by a process or in the data processing system. In response to loading of an instruction in the code into a cache, a determination is made, by the processor unit, as to whether metadata for a prefetch is present for the instruction. In response to metadata being present for the instruction, selectively prefetching data, from within a data structure using the metadata, into the cache in a processor.