Newsgroups: comp.arch
Path: utzoo!henry
From: henry@utzoo.uucp (Henry Spencer)
Subject: Re: 80-20
Message-ID: <1989Nov12.020856.8896@utzoo.uucp>
Organization: U of Toronto Zoology
References: <6927@pt.cs.cmu.edu> <1925@atanasoff.cs.iastate.edu>
Date: Sun, 12 Nov 89 02:08:56 GMT

In article <1925@atanasoff.cs.iastate.edu> hascall@atanasoff.UUCP (John Hascall) writes:
>    Anyway, looking at the VAX Arch. Handbook (Chap 10) we find:
>
>        304 instructions (unless they've added some)
>        304 * 0.80 = 243 (approx.)

I would assume that the 80% is dynamic instruction frequency, not static
percentage of opcode space.
-- 
A bit of tolerance is worth a  |     Henry Spencer at U of Toronto Zoology
megabyte of flaming.           | uunet!attcan!utzoo!henry henry@zoo.toronto.edu