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Re: [PATCH 2/4] LD: Support fixed-size sections some psABIs may require
- From: Nick Clifton <nickc at redhat dot com>
- To: "Maciej W. Rozycki" <macro at mips dot com>
- Cc: binutils at sourceware dot org, Vlad Ivanov <vlad@ivanov.email>
- Date: Mon, 5 Feb 2018 17:27:24 +0000
- Subject: Re: [PATCH 2/4] LD: Support fixed-size sections some psABIs may require
- Authentication-results: sourceware.org; auth=none
- References: <alpine.DEB.2.00.1801302217320.4074@tp.orcam.me.uk> <alpine.DEB.2.00.1801312116210.4191@tp.orcam.me.uk> <37b319d8-f586-c549-2eaa-e55bf3736488@redhat.com> <alpine.DEB.2.00.1802051433110.3553@tp.orcam.me.uk>
Hi Maciej,
> A warning might make sense, although given how linker processing is done
> it would require keeping track of section size update attempts and only
> issue the warning if the final one ends up with a size mismatch. I'll see
> if I can look into it, but given my other commitments right now I may not
> be able to do anything about it.
No worries - I do not see this as being a critical requirement.
>> Hmm, actually, going one step further - do we need to support a FIXED_SIZE(<vale>)
>> section attribute for linker scripts, so that these sections can be defined
>> there too ?
>
> I don't know, I would have to think about a use case. Maybe someone else
> can chime in.
If someone does then I am willing to investigate implementing the enhancement.
But I suspect that no-one will be really bothered about this, so it can remain
on the wish list for that day when I have run out of other things to do.
Cheers
Nick