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:
Mar. 16, 2021

Filed:

Apr. 25, 2019
Applicant:

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

Inventors:

Martin Recktenwald, Schoenaich, DE;

Willm Hinrichs, Holzgerlingen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 12/0817 (2016.01); G06F 12/10 (2016.01); G06F 12/0844 (2016.01); G06F 12/1045 (2016.01); G06F 13/00 (2006.01); G06F 12/0846 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0828 (2013.01); G06F 12/0844 (2013.01); G06F 12/10 (2013.01); G06F 12/1054 (2013.01); G06F 12/1063 (2013.01); G06F 12/0851 (2013.01); G06F 2212/683 (2013.01);
Abstract

In an approach to tracking and invalidating memory address synonyms in a memory system includes establishing a bits register for a first virtual address in a memory system, the bits register having synonym fields representing each bit of a first synonym identifier portion of the first virtual address, the first virtual address being mapped to a physical address; determining, for a second virtual address mapped to the physical address, the second virtual address having a second synonym identifier portion, a set of differing bits within the second synonym identifier portion compared to the first synonym identifier portion; and registering the set of differing bits in the bits register.


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