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Article #13003

Re: Apple, Intel & Endianness

#13003
From: Bjorn Olsson d.�
Date: Tue, 14 Jun 2005 16:24
33 lines
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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From: "Bjorn Olsson d.�" <bjorn@justingenstans.com>
Newsgroups: comp.sys.mac.apps,dk.edb.mac
Subject: Re: Apple, Intel & Endianness
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