I am speculating that it was to support compiling code for a version of the
Blit. 630MTG used 68000 and DMD5620 used AT&T WE3210.
gnot used the 68020.


On Mon, Feb 22, 2021 at 11:18 PM <rt9f.3141@gmail.com> wrote:

> Hello,
>
> I'm wondering about the history of the 68000 compiler/tools.  Support for
> the 68020 makes sense, it had an MMU, but 68000 did not.  And it had some
> design flaws that prevented it from working correctly with the external
> MMU, the 68451.  So why does/did Plan 9 have a 68000 compiler?  Did Plan 9
> ever run on an MMU-less 68000?
>
> thx.
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