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:
Sep. 20, 2022

Filed:

Dec. 14, 2017
Applicant:

Advanced Micro Devices, Inc., Santa Clara, CA (US);

Inventors:

Erik Swanson, Fort Collins, CO (US);

Sneha V. Desai, Fort Collins, CO (US);

Michael Estlick, Fort Collins, CO (US);

Assignee:

Advanced Micro Devices, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/08 (2016.01); H03M 7/20 (2006.01); G06F 16/16 (2019.01); G06F 16/903 (2019.01); G06F 12/0891 (2016.01);
U.S. Cl.
CPC ...
H03M 7/20 (2013.01); G06F 12/0891 (2013.01); G06F 16/166 (2019.01); G06F 16/90339 (2019.01);
Abstract

A processor employs a set of bits to indicate values of portions of registers of a register file. In response to a specified instruction indicating an expected change of instruction types to be executed, the processor sets one or more of the bits and, for subsequent instructions, interprets corresponding portions of the registers as having a specified value (e.g., zero). By employing the set of bits to set the values of the register portions, rather than setting the individual portions of the registers to the specified value, the processor conserves processor resources (e.g., power) when the processor transitions between executing instructions of different types.


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