Patent · US Active

Rotate instructions that complete execution without reading carry flag

US8504807B2 · kind B2 · utility

2Cited by

3References

22Claims

0Family size

Assignee

Intel Corporation · US

Inventors

Vinodh Gopal · Westborough, US
James D. Guilford · Northborough, US
Gilbert M. Wolrich · Framingham, US
Wajdi K. Feghali · Boston, US
Erdinc Ozturk · Hillsboro, US
Martin G. Dixon · Portland, US
Sean P. Mirkes · Beaverton, US
Bret L. Toll · Hillsboro, US
Maxim Loktyukhin · Folsom, US
Mark Charles Davis · Durham, US
Alexandre J. Farcy · Hillsboro, US

Key dates

Filing date	Dec 26, 2009
Grant date	Aug 6, 2013
Priority date	—
Expiry date	Jan 18, 2032

Classification

Technology area (CPC G)Physics
CPC primaryG06F9/30098
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

A method of one aspect may include receiving a rotate instruction. The rotate instruction may indicate a source operand and a rotate amount. A result may be stored in a destination operand indicated by the rotate instruction. The result may have the source operand rotated by the rotate amount. Execution of the rotate instruction may complete without reading a carry flag.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.