Article View: comp.sys.mac.apps
Article #13003Re: Apple, Intel & Endianness
From: Bjorn Olsson d.�
Date: Tue, 14 Jun 2005 16:24
Date: Tue, 14 Jun 2005 16:24
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2816 bytes
In article <1gy5px9.hhag3u16fhngxN%spam@husumtoften.invalid>,
spam@husumtoften.invalid (Per R�nne) wrote:
> Bjorn Olsson d.� <bjorn@justingenstans.com> wrote:
>
> > In article <1gy5it6.4ogqp01vfz4kpN%spam@husumtoften.invalid>,
> > spam@husumtoften.invalid (Per R�nne) wrote:
>
> > > How much will Apple have to change the operating system in order to let
> > > MacOS X and MacOS Classic {68K emulation including} run on an Intel
> > > processor?
>
> > > Remember that MacOS has always run in big-endian mode and that Intel has
> > > always run in little-endian mode. MacOS would have to emulate
> > > big-endianness for old programs just as VirtualPC for G5 has to emulate
> > > litte-endianness on the G5 {earlier PowerPCs could run both ways}.
>
> > Per, it is at this point not a matter of having to change anything, they
> > already have. Every version of OS X has been developed in parallel for
> > Intel. Classic will apparently not be supported any longer.
>
> Well, they'll have to make sure that the existing programs big-endian
> programs will run on MacIntel. And I don't think it will be that
> difficult to implement Classic as a program - after all, we can run
> Commodore 64 and CP/M-80 on our MacOS X computers.
I am sure they have thought a great deal about how to transition
applications to Intel. Did you watch Jobs' keynote where he was showing
developers the tools they will need to make the transition?
http://www.apple.com/quicktime/qtv/wwdc05/
Again, it seems like they will be dropping support for Classic. Maybe
some 3rd party developer will create a solution, but from Apple it will
be all about OS X.
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X-Google-Thread: feb82,210b57b4ab78a1b0 X-Google-Thread: 113201,210b57b4ab78a1b0 X-Google-Attributes: gidfeb82,gid113201,public X-Google-Language: ENGLISH,ASCII Path: arc1-ca.pugleaf.net!g2news1.google.com!news3.google.com!newshub.sdsu.edu!elnk-nf2-pas!newsfeed.earthlink.net!stamper.news.pas.earthlink.net!stamper.news.atl.earthlink.net!newsread2.news.atl.earthlink.net.POSTED!3a44b0a8!not-for-mail From: "Bjorn Olsson d.�" <bjorn@justingenstans.com> Newsgroups: comp.sys.mac.apps,dk.edb.mac Subject: Re: Apple, Intel & Endianness References: <1gy5it6.4ogqp01vfz4kpN%spam@husumtoften.invalid> <bjorn-AFF7BC.10194814062005@news1.east.earthlink.net> <1gy5px9.hhag3u16fhngxN%spam@husumtoften.invalid> User-Agent: MT-NewsWatcher/3.4 (PPC Mac OS X) Message-ID: <bjorn-A7508C.12244714062005@news1.east.earthlink.net> Lines: 33 Date: Tue, 14 Jun 2005 16:24:48 GMT NNTP-Posting-Host: 68.160.208.33 X-Complaints-To: abuse@earthlink.net X-Trace: newsread2.news.atl.earthlink.net 1118766288 68.160.208.33 (Tue, 14 Jun 2005 09:24:48 PDT) NNTP-Posting-Date: Tue, 14 Jun 2005 09:24:48 PDT Organization: EarthLink Inc. -- http://www.EarthLink.net