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.
Patent No.:
Date of Patent:
Apr. 04, 2023
Filed:
Dec. 10, 2019
Applicant:
Advanced Micro Devices, Inc., Santa Clara, CA (US);
Inventors:
Aparna Thyagarajan, Santa Clara, CA (US);
Ashok Tirupathy Venkatachar, Santa Clara, CA (US);
Marius Evers, Santa Clara, CA (US);
Angelo Wong, Santa Clara, CA (US);
William E. Jones, Fort Collins, CO (US);
Assignee:
Advanced Micro Devices, Inc., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/0862 (2016.01); G06F 12/0875 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0862 (2013.01); G06F 12/0875 (2013.01); G06F 2212/1021 (2013.01); G06F 2212/602 (2013.01);
Abstract
Techniques for controlling prefetching of instructions into an instruction cache are provided. The techniques include tracking either or both of branch target buffer misses and instruction cache misses, modifying a throttle toggle based on the tracking, and adjusting prefetch activity based on the throttle toggle.