Patent · US Active

Branch density detection for prefetcher

US11567776B2 · kind B2 · utility

0Cited by

6References

20Claims

0Family size

Assignee

CENTAUR TECHNOLOGY, INC. · US

Inventors

Thomas C. McDonald · Austin, US
Brent Bean · Austin, US

Key dates

Filing date	Nov 3, 2020
Grant date	Jan 31, 2023
Priority date	—
Expiry date	Nov 26, 2040

Classification

Technology area (CPC G)Physics
CPC primaryG06F9/3848
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

In one embodiment, a microprocessor, comprising: first logic configured to dynamically adjust a maximum prefetch count based on a total count of predicted taken branches over a predetermined quantity of cache lines; and second logic configured to prefetch instructions based on the adjusted maximum prefetch count.

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