Naming targets. ppc-405-linux?

[Dan Kegel]

Ralf Corsepius wrote:
> If you want binutils to accept ppc405-linux, you'd have to extend
> config.sub.

... and probably a lot of other places.

>>For those chips which don't have standard targets, and which need
>>their own toolchains, it looks like
>>the way to go is to jam the specific chip type into the middle
>>(vendor) field of the target name, e.g.
>>
>>ppc-405-linux
> 
> Well, this would be correct, if you have toolchain for a CPU of the
> "ppc"-family, running on a system manufactured by "405", running the
> "linux" OS.

That's right.  I'm hijacking the manufacturer's field.  I should have
said so explicitly.

> ppc405-linux or ppc405-unknown-linux probably would be closer to what
> you are looking for.

Yes, but as you pointed out, the tools don't accept that form.

> However, you'd have to modifiy config.sub/config.guess to accept these
> and to make sure binutils/gcc + your libc's configuration (glibc2/newlib
> or else) accept them.

Indeed.  And it's not clear to me how much work that would be, or
whether it would be worth the effort.

I guess I'd do it if people thought it was really important.  I could
look at what the sh4 people had to do as a guide, maybe.
- Dan

-- 
Dan Kegel
http://www.kegel.com
http://counter.li.org/cgi-bin/runscript/display-person.cgi?user=78045


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