Path: utzoo!utgpu!watmath!clyde!att!osu-cis!tut.cis.ohio-state.edu!mailrus!uflorida!gatech!galbp!advdev.LBP.HARRIS.COM!jsb From: jsb@advdev.LBP.HARRIS.COM (Jeff Barber) Newsgroups: comp.binaries.ibm.pc.d Subject: Re: v01i016: fract386, creates fractal display v2.1 (part 01/02) Keywords: fract386, VP/ix Message-ID: <6585@galbp.LBP.HARRIS.COM> Date: 29 Nov 88 14:30:20 GMT References: <588@ctisbv.UUCP> Sender: news@galbp.LBP.HARRIS.COM Reply-To: jsb@advdev.UUCP (Jeff Barber) Organization: Lanier/Harris, Atlanta, GA Lines: 14 In article <588@ctisbv.UUCP> pim@ctisbv.UUCP (Pim Zandbergen) writes: >> 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? VP/ix uses the 386's "Virtual 8086 Mode" to emulate an 8086 pc. The new 32-bit (non-protected-mode) instructions are still available though as are the new segment registers (FS and GS). J. Barber Lanier Business Systems Atlanta, GA Just Say No To The United Way.