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From: Daniel Jacobowitz <dan@codesourcery.com>
To: Ulrich Weigand <uweigand@de.ibm.com>
Cc: gdb@sourceware.org, rearnsha@arm.com
Subject: Re: ARM prologue parsing support for Thumb-2 instructions?
Date: Fri, 16 Jul 2010 19:37:00 -0000	[thread overview]
Message-ID: <20100716193726.GT6088@caradoc.them.org> (raw)
In-Reply-To: <201007161703.o6GH3XoP011062@d12av02.megacenter.de.ibm.com>

On Fri, Jul 16, 2010 at 07:03:33PM +0200, Ulrich Weigand wrote:
> Since Thumb-2 is the default code generation option on this system, this 
> makes it just about impossible to backtrace out of any code that does not
> come with debug information.
> 
> Now I was wondering whether I'm missing something here ...  Is this really
> just something that's simply missing?  If so, do you know whether anybody
> is currently working on adding this support?  Otherwise, I could give it
> a try.

In my personal opinion, having no debug info - not even just
.debug_frame - for system libraries is a mistake.

That said, I don't think you're missing anything; and I don't know of
anyone working on Thumb-2 prologue analysis.

-- 
Daniel Jacobowitz
CodeSourcery

  reply	other threads:[~2010-07-16 19:37 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-07-16 17:03 Ulrich Weigand
2010-07-16 19:37 ` Daniel Jacobowitz [this message]
2010-07-19  8:51 ` Matthew Gretton-Dann
2010-07-19 10:59   ` Ulrich Weigand
2010-07-19 14:10     ` Daniel Jacobowitz

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