Newsgroups: comp.arch
Path: utzoo!henry
From: henry@zoo.toronto.edu (Henry Spencer)
Subject: Re: Low End NeXTs (was Re: Desktop publishing)
Message-ID: <1991Apr7.065105.25586@zoo.toronto.edu>
Date: Sun, 7 Apr 1991 06:51:05 GMT
References: <27fa3350.6bc2@petunia.CalPoly.EDU> <1991Apr03.232400.1560@kithrup.COM> <1991Apr4.125122.1@capd.jhuapl.edu> <1991Apr5.172533.6717@agate.berkeley.edu>
Organization: U of Toronto Zoology

In article <1991Apr5.172533.6717@agate.berkeley.edu> doug@eris.berkeley.edu (Doug Merritt) writes:
>... CISC cpus almost never put sufficient h/w optimization into the support
>of the fancy instructions. (There are exceptions to this, of course, and I
>haven't been watching the 030 and 040 to see how they do in this regard...

Actually, on the 040, by the published descriptions, the situation is very
simple:  the 68000 subset, plus 32-bit absolute addresses, minus indexed
addressing, is fast.  Everything else -- all the goo the 020 added -- is slow.
-- 
"The stories one hears about putting up | Henry Spencer @ U of Toronto Zoology
SunOS 4.1.1 are all true."  -D. Harrison|  henry@zoo.toronto.edu  utzoo!henry
