Path: utzoo!utgpu!watmath!clyde!att!osu-cis!tut.cis.ohio-state.edu!mailrus!ames!ucsd!sdcsvax!ucsdhub!hp-sdd!hplabs!hp-pcd!hpmcaa!marco
From: marco@hpmcaa.HP.COM (Marco Dalla-Gasperina)
Newsgroups: comp.binaries.ibm.pc.d
Subject: Re: Re: v01i016: fract386, creates fractal display v2.1 (part 01/02)
Message-ID: <140002@hpmcaa.HP.COM>
Date: 30 Nov 88 17:10:04 GMT
References: 
Organization: HP McMinville Division
Lines: 16

>> It needs a 386 machine as it uses assembler coded 32 bit arithmetic for
>> speed.
>
>This is funny, fract386 runs just fine under VP/ix with SCO Xenix.
>VP/ix emulates a 8086 pc. Can anybody explain this?

I think it only emulates an 8086 pc in terms of memory addressing and the use
of protected instructions... 32 bit arithmetic is no on the protected list
so ADD EAX,EBX is ok.

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marco