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Path: utzoo!mnetor!seismo!ut-sally!husc6!necntc!ames!amdahl!mat
From: mat@amdahl.amdahl.com (Mike Taylor)
Newsgroups: comp.arch
Subject: Re: I-cache prefetch
Message-ID: <6638@amdahl.amdahl.com>
Date: Fri, 15-May-87 11:15:46 EDT
Article-I.D.: amdahl.6638
Posted: Fri May 15 11:15:46 1987
Date-Received: Sat, 16-May-87 23:44:10 EDT
References: <765@apple.UUCP> <1551@ames.UUCP>
Organization: Amdahl Corp, Sunnyvale CA
Lines: 10

In article <1551@ames.UUCP>, lamaster@pioneer.arpa (Hugh LaMaster) writes:
>>(Has anyone ever made a machine the pre-fetches I-cache lines from memory?)

Amdahl machines do both instruction and operand prefetching into the
cache.  There is also an I-unit instruction queue that prefetches from
the cache (a distinct mechanism).
-- 
Mike Taylor                        ...!{ihnp4,hplabs,amd,sun}!amdahl!mat

[ This may not reflect my opinion, let alone anyone else's.  ]