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:
Nov. 10, 2020

Filed:

Dec. 14, 2018
Applicant:

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

Inventors:

Markus Buehler, Weil im Schoenbuch, DE;

Burkhard Steinmacher-Burow, Esslingen am Neckar, DE;

Arni Ingimundarson, Karlsruhe, DE;

Thilo Maurer, Stuttgart, DE;

Benedikt Rombach, Tübingen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/00 (2019.01); G06F 3/06 (2006.01); G06F 9/38 (2018.01); G06F 9/30 (2018.01); G06F 9/48 (2006.01); G06F 9/355 (2018.01);
U.S. Cl.
CPC ...
G06F 9/3806 (2013.01); G06F 9/30123 (2013.01); G06F 9/355 (2013.01); G06F 9/485 (2013.01);
Abstract

A buffer is configured to store a plurality of last addresses accessed by a processor core from a memory. A minimum distance extraction circuit determines distances of a current memory address accessed by the processor core from each of the plurality of last addresses in the buffer and determines a minimum distance from the distances. A limit determination circuit compares the minimum distance to each of a plurality of ranges of distances and selects a range of the plurality of ranges within which the minimum distance falls. Each of a plurality of counters of a counter circuit is associated with a corresponding one of the plurality of ranges. A counter of the plurality of counters is to be incremented corresponding to the selected range.


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