Browse Prior Art Database

Per-Thread Valid Bits for Virtually-Indexed Virtually-Tagged Caches

IP.com Disclosure Number: IPCOM000022178D
Original Publication Date: 2004-Mar-01
Included in the Prior Art Database: 2004-Mar-01

Publishing Venue

IBM

Abstract

Providing a valid bit for each hardware thread in a multi-threaded CPU with virtually indexed, virtually tagged caches, allows cache lines to be simultaneously shared by multiple threads, improving performance.