[Vm-dev] MacOS vs MacOSX?

[Casey Ransberger]

One correction: it was never the Motorola 6800. It was the 68000.


On Thu, Jun 5, 2014 at 8:31 AM, gettimothy <gettimothy at zoho.com> wrote:

>
> Hi Casey
>
> >The original Mac OS ran on the Motorola 68000. When that platform went
> the way of the way of the dodo, Apple switched to the PowerPC architecture.
> During the period of time when Macintosh computers used PowerPC
> microprocessors, Apple introduced Mac OS X. When the >PowerPC platform went
> the way of the dodo, Apple switched to x86 (we call this The Year Hell
> Froze Over.)
>
> Thanks.
>
> >While I'd reckon that that vast majority of Mac users are running above
> ia64 now, you'll still find people running older Macs (the Macs have
> historically retained their value and kept on kicking a bit longer than
> most of the IBM PC clones.) You'll find some of those people here, in the
> >Squeak community, so I think there's a strong argument for keeping those
> folks in mind.
>
>
> Agreed.
>
>
> From your response, that implies...
>
> MacOS32Motorolla6800V3   (even though M6800 is an 8 bit machine--ah...we
> covered this in Computer Architecture and Design....Complex instruction
> set....little black cockroach looking thing)
> MacOS32PowerPCV3          (32 bit RISC)
> MacOSX32x86                      (which we currently have)
> MacOSX32ia64                      (which we don't have)
>
>
> On the GNU build tree, I will leave this unchanged. (unless Eliot wants
> them)
>
> On the CMake side, I will add those things.
>
> Thank you for your help.
>
> cheers.
>
> tty
>
>
>
>
>
>
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