[comp.misc] PDP-8

cudat@warwick.ac.uk (J M Hicks) (08/04/88)

The following item of news was submitted:-

>From: dmr@alice.UUCP
>Subject: Re: Basics of Program Design
>Message-ID: <8072@alice.UUCP>
>Date: 28 Jul 88 04:53:50 GMT
...
>(threaded) code.  Doubtless the invention of ++ and -- (due to
>Thompson) was suggested by the auto-increment cells of the PDP-7, or
>perhaps the one such cell on the PDP-8, or perhaps some of the more
...

Actually, a PDP-8 with 4K words of fast store had eight autoindex
registers, at locations 0010-0017 octal.  A PDP-8 with several 4K word
banks of fast store had eight autoindex registers in each bank.
--
J. M. Hicks (a.k.a. Hilary),
Computing Services, Warwick University, Coventry, England. CV4 7AL
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