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Re: Does GDB 6.7.1 for PowerPC require the framepointer register for backtracing?
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