Patent · US Active

Speculative code motion for memory latency hiding

US7752611B2 · kind B2 · utility

2Cited by

0References

25Claims

0Family size

Assignee

Intel Corporation · US

Inventors

Long Li · Shanghai, CN
Jinquan Dai · Shanghai, CN
Zhiyuan Lv · Shanghai, CN

Key dates

Filing date	Dec 10, 2005
Grant date	Jul 6, 2010
Priority date	—
Expiry date	Nov 4, 2028

Classification

Technology area (CPC G)Physics
CPC primaryG06F8/41
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

Various embodiments that may be used in performing speculative code motion for memory latency hiding are disclosed. One embodiment comprises extracting an asynchronous signal from a memory access instruction in a program to represent a latency of the memory access instruction, and generating a wait instruction to wait the asynchronous signal.

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