Patent · US Active

Techniques for predicated execution in an out-of-order processor

US9946550B2 · kind B2 · utility

1Cited by

5References

16Claims

0Family size

Assignee

International Business Machines Corporation · US

Inventors

Ram Rangan · Austin, US
William E. Speight · Austin, US
Mark W. Stephenson · Austin, US
Lixin Zhang · Shenyang, CN

Key dates

Filing date	Sep 17, 2007
Grant date	Apr 17, 2018
Priority date	—
Expiry date	Aug 9, 2030

Classification

Technology area (CPC G)Physics
CPC primaryG06F9/3851
WIPO fieldComputer technology
WIPO sectorElectrical engineering

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.

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