Patent · US Expired

Method and apparatus for enforcing membar instruction semantics in an execute-ahead processor

US7689813B2 · kind B2 · utility

5Cited by
9References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 16, 2005
Grant dateMar 30, 2010
Priority date
Expiry dateNov 16, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F9/38585
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

Embodiments of the present invention provide a system that facilitates executing a memory barrier (membar) instruction in an execute-ahead processor, wherein the membar instruction forces buffered loads and stores to complete before allowing a following instruction to be issued.

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