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:
Aug. 25, 2020

Filed:

Jun. 28, 2018
Applicant:

Intel Corporation, Santa Clara, CA (US);

Inventors:

Adarsh Chauhan, Bangalore, IN;

Hong Wang, Santa Clara, CA (US);

Jayesh Gaur, Bangalore, IN;

Zeev Sperber, Zikhron Ya'akov, IL;

Sumeet Bandishte, Indore, IN;

Lihu Rappoport, Haifa, IL;

Stanislav Shwartsman, Haifa, IL;

Kamil Garifullin, Moscow, RU;

Sreenivas Subramoney, Bangalore, IN;

Adi Yoaz, Hof HaCarmel, IL;

Assignee:

Intel Corporation, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/32 (2018.01); G06F 9/42 (2006.01); G06F 9/38 (2018.01); G06F 9/30 (2018.01);
U.S. Cl.
CPC ...
G06F 9/3806 (2013.01); G06F 9/30058 (2013.01); G06F 9/30163 (2013.01); G06F 9/3844 (2013.01); G06F 9/3846 (2013.01); G06F 9/3848 (2013.01);
Abstract

A processing device includes a branch IP table and branch predication circuitry coupled to the branch IP table. The branch predication circuitry to: determine a dynamic convergence point in a conditional branch of set of instructions; store the dynamic convergence point in the branch IP table; fetch a first and second speculative path of the conditional branch; while determining which of the first speculative path and the second speculative path is a taken path of the conditional branch and determining whether a dynamic convergence point is fetched corresponding to the stored dynamic convergence point, stall scheduling of instructions of the first speculative path and the second speculative path; and in response to determining that one of the first speculative path and the second speculative path is the taken path and the fetched dynamic convergence point corresponds to the stored convergence point, resume scheduling of the instructions of the taken path.


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