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RE: porting to 18 bit architecture
- From: "Paul Koning" <pkoning at equallogic dot com>
- To: "Nick Clifton" <nickc at redhat dot com>, "Lars Poeschel" <larsi at wh2 dot tu-dresden dot de>
- Cc: <binutils at sourceware dot org>
- Date: Mon, 26 Nov 2007 15:19:00 -0500
- Subject: RE: porting to 18 bit architecture
I thought I replied earlier but I didn't see it on the list...
It has been done before, for the PDP-10. See http://pdp10.nocrew.org/.
> -----Original Message-----
> From: email@example.com
> [mailto:firstname.lastname@example.org] On Behalf Of Nick Clifton
> Sent: Monday, November 26, 2007 7:53 AM
> To: Lars Poeschel
> Cc: email@example.com
> Subject: Re: porting to 18 bit architecture
> Hi Lars,
> > The general question now: Is it possible to port binutils
> to a machine thats
> > word length can not be divided by 8 or could we ran into
> trouble somewhere ?
> Yes it is possible, but yes you will also run into trouble
> somewhere. I say
> that because as far as I know this would be the first time
> that an attempt has
> been made to port the binutils to an 18-bit address space
> machine and so you
> are likely to run across "powers-of-two" assumptions
> somewhere in the code.
> This does not mean that the port cannot be done, and in fact
> it would be good
> to locate and remove such erroneous assumptions. It is just
> that you will need
> to be extra careful when you are coding.