From: Randolph Chung <randolph@tausq.org>
To: gdb-patches@sources.redhat.com
Subject: Re: [patch/rfa] allow unwinding "past main" for dummy frames
Date: Mon, 06 Dec 2004 14:11:00 -0000 [thread overview]
Message-ID: <20041206072502.GK6359@tausq.org> (raw)
In-Reply-To: <20041206042736.GA496@nevyn.them.org>
> Can we edit the space registers ourselves? If so, why don't we rely on
> that? I'm not talking about the call, just the return. So generate a
> call to __gcc_plt_call with a return address anywhere you please, and
> after the dummy call when we restore the saved regcache the space
> registers will be right again. So you could just use _start.
i can rewrite the stack trampoline so that we don't need to change
frame.c, i think. i'll give that a try tomorrow if you think that's a
better way to go; but i think making us not stop unwinding at dummy
frames, wherever they point, seems reasonable too...
randolph
--
Randolph Chung
Debian GNU/Linux Developer, hppa/ia64 ports
http://www.tausq.org/
prev parent reply other threads:[~2004-12-06 7:25 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-12-06 3:31 Randolph Chung
2004-12-06 3:45 ` Daniel Jacobowitz
2004-12-06 4:27 ` Randolph Chung
2004-12-06 4:59 ` Daniel Jacobowitz
2004-12-06 6:22 ` Randolph Chung
2004-12-06 15:35 ` Daniel Jacobowitz
2004-12-06 16:54 ` Randolph Chung
2004-12-08 3:27 ` Randolph Chung
2004-12-06 14:11 ` Randolph Chung [this message]
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