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:
Dec. 17, 2019

Filed:

Aug. 18, 2015
Applicant:

Telefonaktiebolaget L M Ericsson (Publ), Stockholm, SE;

Inventors:

Peter Svensson, Lund, SE;

Bengt Wikenfalk, Helsingborg, SE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/34 (2006.01); G06F 11/36 (2006.01);
U.S. Cl.
CPC ...
G06F 11/3461 (2013.01); G06F 11/3447 (2013.01); G06F 11/3466 (2013.01); G06F 11/3636 (2013.01); G06F 11/3648 (2013.01);
Abstract

A method, performed in a debug host, for observing software execution on a computer having one or more processor cores, a cache attached to the one or more processor cores via respective execution pipelines forming a cache arrangement, and a memory, comprises obtaining an instruction trace of the cache arrangement and a data trace for data being loaded from the memory into the cache. The instruction trace is synchronized with the data trace to generate a synchronized data trace and/or a synchronized instruction trace. A state of a memory model, representing a memory readable by the one or more processor cores via a respective instruction is updated using the synchronized data trace and the synchronized instruction trace.


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