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Re: [PATCH] remove ECOFF
- From: Mark Kettenis <mark dot kettenis at xs4all dot nl>
- To: tromey at redhat dot com
- Cc: macro at codesourcery dot com, gdb-patches at sourceware dot org
- Date: Tue, 20 Aug 2013 17:19:58 +0200 (CEST)
- Subject: Re: [PATCH] remove ECOFF
- References: <1376936369-30712-1-git-send-email-tromey at redhat dot com> <alpine dot DEB dot 1 dot 10 dot 1308191948550 dot 8514 at tp dot orcam dot me dot uk> <87k3jgiege dot fsf at fleche dot redhat dot com>
> From: Tom Tromey <tromey@redhat.com>
> Date: Tue, 20 Aug 2013 09:12:17 -0600
>
> Maciej> The MIPS target wants to use minimal ECOFF debug information
> Maciej> that is stored in ELF binaries in the so called PDR or Procedure
> Maciej> Descriptor Record section [1].
>
> Maciej> Support for PDR unwinding (mips-mdebug-tdep.[ch]) was removed a
> Maciej> while ago from GDB sources
>
> Maciej> I think this is a serious shortcoming of GDB on the MIPS target and a
> Maciej> good argument in favour to having this PDR unwinding support.
>
> It's fine by me if you want to resurrect all the code. I don't even
> mind dropping my patch.
>
> If you have a way to test the ECOFF code, then great. I'd appreciate it
> if you could volunteer to test whatever patches modify these readers.
I think Maciej concerns for MIPS pretty much mirror my concerns for
Alpha. I should be able to test stuff on Alpha, but not in the next
three weeks.