From: Daniel Jacobowitz <drow@false.org>
To: Stefan Bylund <steby@enea.se>
Cc: gdb@sourceware.org
Subject: Re: Does GDB 6.7.1 for PowerPC require the framepointer register for backtracing?
Date: Tue, 12 Feb 2008 13:31:00 -0000 [thread overview]
Message-ID: <20080212133039.GA5173@caradoc.them.org> (raw)
In-Reply-To: <47B173B3.3090801@enea.se>
On Tue, Feb 12, 2008 at 11:23:47AM +0100, Stefan Bylund wrote:
> Hi Daniel,
>
> Thanks for all your valuable answers! We will use -fomit-frame-pointer as
> a workaround for now. Later on we will add support for handling the frame
> pointer register in our OS kernel. That seems to be the future-proof
> solution.
Oh, I see what you mean now. You really have only access to those two
registers. Sorry for being dense.
I recommend you allow GDB to access the full register set. Future
versions of GDB may use any register at all in the unwind information.
--
Daniel Jacobowitz
CodeSourcery
next prev parent reply other threads:[~2008-02-12 13:31 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-11 11:03 Stefan Bylund
2008-02-11 13:08 ` Daniel Jacobowitz
2008-02-11 17:29 ` Stefan Bylund
2008-02-11 17:33 ` Daniel Jacobowitz
2008-02-12 10:24 ` Stefan Bylund
2008-02-12 13:31 ` Daniel Jacobowitz [this message]
2008-02-12 15:21 ` Stefan Bylund
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