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.

Date of Patent:
May. 24, 2016

Filed:

Oct. 09, 2013
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Hans Boettiger, Tuebingen, DE;

Thilo Maurer, Stuttgart, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 13/12 (2006.01); G06F 12/08 (2016.01); G06F 9/38 (2006.01); G06F 3/00 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0862 (2013.01); G06F 9/383 (2013.01); G06F 9/3832 (2013.01); G06F 2212/6024 (2013.01);
Abstract

A computer implemented method for prefetching data for a processor into a first memory, wherein in a recording mode, a prefetching unit for a processor performs the steps of a method. The method includes: receiving one or more first addresses from the processor; filtering the one or more first addresses; providing a recording-list including the filtered one or more first addresses; receiving at least one second address from the processor; receiving a playback-list including all or a subset of the first addresses of the recording-list; comparing the at least one second address with each of the first addresses in the playback-list for identifying a matching address; if a matching address is identified, fetching data from a second memory; and transferring the fetched data to a first memory.


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