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. 17, 2018
Filed:
Sep. 17, 2007
Applicants:
Ram Rangan, Austin, TX (US);
William E. Speight, Austin, TX (US);
Mark W. Stephenson, Austin, TX (US);
Lixin Zhang, Austin, TX (US);
Inventors:
Ram Rangan, Austin, TX (US);
William E. Speight, Austin, TX (US);
Mark W. Stephenson, Austin, TX (US);
Lixin Zhang, Austin, TX (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/30 (2006.01); G06F 9/38 (2018.01);
U.S. Cl.
CPC ...
G06F 9/3851 (2013.01); G06F 9/30072 (2013.01); G06F 9/30076 (2013.01); G06F 9/30087 (2013.01); G06F 9/30094 (2013.01); G06F 9/384 (2013.01);
Abstract
A technique for handling predicated code in an out-of-order processor includes detecting a predicate defining instruction associated with a predicated code region. Renaming of predicated instructions, within the predicated code region, is then stalled until a predicate of the predicate defining instruction is resolved.