This is the mail archive of the
gcc@gcc.gnu.org
mailing list for the GCC project.
Re: GCC museum?
- To: morton at nortelnetworks dot com
- Subject: Re: GCC museum?
- From: Nick Ing-Simmons <nik at tiuk dot ti dot com>
- Date: Sun, 17 Oct 1999 16:34:17 +0100 (BST)
- Cc: "gcc at gcc dot gnu dot org" <gcc at gcc dot gnu dot org>
- References: <3809BD00.603C7DEE@asiapacificm01.nt.com>
- Reply-To: Nick Ing-Simmons <nik at tiuk dot ti dot com>
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