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:
Aug. 15, 2017
Filed:
Mar. 15, 2013
Applicant:
Intel Corporation, Santa Clara, CA (US);
Inventors:
Bratin Saha, Santa Clara, CA (US);
Matthew C. Merten, Hillsboro, OR (US);
Per Hammarlund, Hillsboro, OR (US);
Assignee:
Intel Corporation, Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/30 (2006.01); G06F 9/38 (2006.01); G06F 9/52 (2006.01);
U.S. Cl.
CPC ...
G06F 9/30021 (2013.01); G06F 9/3004 (2013.01); G06F 9/30032 (2013.01); G06F 9/30087 (2013.01); G06F 9/3857 (2013.01); G06F 9/526 (2013.01); G06F 2209/521 (2013.01);
Abstract
A method, apparatus, and system are provided for performing compare and exchange operations using a sleep-wakeup mechanism. According to one embodiment, an instruction at a processor is executed to help acquire a lock on behalf of the processor. If the lock is unavailable to be acquired by the processor, the instruction is put to sleep until an event has occurred.