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Date: Tue, 20 Aug 2013 15:20:00 -0000
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From: Mark Kettenis <mark.kettenis@xs4all.nl>
To: tromey@redhat.com
CC: macro@codesourcery.com, gdb-patches@sourceware.org
In-reply-to: <87k3jgiege.fsf@fleche.redhat.com> (message from Tom Tromey on	Tue, 20 Aug 2013 09:12:17 -0600)
Subject: Re: [PATCH] remove ECOFF
References: <1376936369-30712-1-git-send-email-tromey@redhat.com>	<alpine.DEB.1.10.1308191948550.8514@tp.orcam.me.uk> <87k3jgiege.fsf@fleche.redhat.com>
X-SW-Source: 2013-08/txt/msg00542.txt.bz2

> 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.