Re: redoing SCM representation in 2.2

[Andy Wingo]

Hi Ken,

On Sun 15 May 2011 22:43, Ken Raeburn <address@hidden> writes:

>> FWIW I plan on moving objcode to be ELF in 2.2, which will mean we
> write
>> our own loader for ELF, so we would have similar concerns about
> mapping
>> the file in the right address range.
>
> Ooh, also very interesting.  Though, I would think the win of using ELF
> would be the ability to treat it as a native object file and use native
> support, which only works on ELF systems.

Actually that's only part of it.  The point I'm mainly interested in is
its extensibility.  The fact that it can interoperate with native tools
on GNU systems is a plus, but I want to use ELF even for bytecode.

> If you have to write your own loader anyways, we could pick up some
> lessons from ELF, and maybe use something modeled on it, but I'm not
> sure ELF itself is best; it's probably got a lot of stuff we don't need.

True, true; definitely something to figure out as we go.

Regards,

Andy
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