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Re: GCC museum?


Andrew Morton <morton@nortelnetworks.com> writes:
>Folks,
>
>Back in '94 I ported gcc/g++ 2.5.8 to the TMS34010.  This was a
>specialised CISC graphics processor from Texas Instruments.
>
>The 34k was bit-addressable.  Perhaps this is still the only port of GCC
>to a bit-addressable architecture?

If it worked it is the maybe the only _working_ port.

>
>It was a _lot_ of work - in many places the compiler assumes that adding
>one to a pointer advances it by eight bits, not by one bit.

Which is why mine never got finished :-(

>
>Apart from doing the md and tm.h stuff, most of the work was in hunting
>down and nailing those assumptions.  This would still be useful for
>someone who was porting a current version to a bit-addressable
>architecture.

Or a word-addressed architecture. The UNIT == BYTE stuff bit on the 
32-bit-words-only DSPs too.

>
>So.  Is anyone interested in taking this historical curiosity off my
>hands, or do I take it to my grave?
>
>
>Cheers,
>Andrew.
-- 
Nick Ing-Simmons


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