🚀 go-pugleaf

RetroBBS NetNews Server

Inspired by RockSolid Light RIP Retro Guy

Article View: comp.sys.mac
Article #20461

Re: LSC Bug (honest!!)

#20461
From: Stew Rubenstein
Date: Sat, 17 Oct 1987 22:53
10 lines
1112 bytes
In article <372@cogen.UUCP> alen@cogen.UUCP (Alen Shapiro) writes:
>Seems that when I add zero to a register pointer it wants to add 8.

I bet it's assembling an ADDQ #0, A3 instruction or something like
that.  The 680x0 interprets that as ADDQ #8, A3 since adding zero
is useless and it's a three bit field.
Stew Rubenstein
Cambridge Scientific Computing, Inc.
UUCPnet:    seismo!harvard!rubenstein            CompuServe: 76525,421
Internet:   rubenstein@harvard.harvard.edu       MCIMail:    CSC
Technical Details
Message-ID: <3010@husc6.UUCP>
Path: arc1-ca.pugleaf.net!utzoo!mnetor!uunet!husc6!endor!stew
References: <1018@oakhill.UUCP> <372@cogen.UUCP>

Show Full Headers
Complete Article Headers
Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Path: arc1-ca.pugleaf.net!utzoo!mnetor!uunet!husc6!endor!stew
From: stew@endor.harvard.edu (Stew Rubenstein)
Newsgroups: comp.sys.mac
Subject: Re: LSC Bug (honest!!)
Message-ID: <3010@husc6.UUCP>
Date: Sat, 17-Oct-87 18:53:19 EDT
Article-I.D.: husc6.3010
Posted: Sat Oct 17 18:53:19 1987
Date-Received: Sun, 18-Oct-87 11:58:29 EDT
References: <1018@oakhill.UUCP> <372@cogen.UUCP>
Sender: news@husc6.UUCP
Reply-To: stew@endor.UUCP (Stew Rubenstein)
Organization: Aiken Computation Lab Harvard, Cambridge, MA
Lines: 10
Keywords: LSC register inc by zero