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From: wcs@ho95e.UUCP (x0705)
Newsgroups: net.arch
Subject: Re: Emulators for old machines
Message-ID: <149@ho95e.UUCP>
Date: Tue, 10-Sep-85 19:01:23 EDT
Article-I.D.: ho95e.149
Posted: Tue Sep 10 19:01:23 1985
Date-Received: Wed, 11-Sep-85 07:37:38 EDT
References: <335@harvard.UUCP> <27700002@ISM780.UUCP>
Organization: AT&T Bell Labs, Holmdel NJ
Lines: 9

> I know a fellow that has a 1620 emulator he wrote.  It runs on a
> CDC-3300 class machine.
> 	    --Darryl Richman, INTERACTIVE Systems Corp ...!cca!ima!ism780!darryl
The classic emulator, of course, was David Moon's PDP-8 emulator that ran on
the PDP-10.  The 8 used 12-bit words, so he set up a 4096-entry jump table that
did everything.  Aside from clean design, it ran much faster than the original
hardware.
-- 
## Bill Stewart, AT&T Bell Labs, Holmdel NJ 1-201-949-0705 ihnp4!ho95c!wcs