From: Daniel Jacobowitz <drow@false.org>
To: PAUL GILLIAM <pgilliam@us.ibm.com>
Cc: gdb@sources.redhat.com
Subject: Re: Chicken-or-egg problem with shared libraries
Date: Tue, 23 May 2006 23:32:00 -0000 [thread overview]
Message-ID: <20060523230237.GA9621@nevyn.them.org> (raw)
In-Reply-To: <1148421377.315.65.camel@dufur.beaverton.ibm.com>
On Tue, May 23, 2006 at 02:56:17PM -0700, PAUL GILLIAM wrote:
> bkpt_at_symbol:
> warning (_("Unable to find dynamic linker breakpoint function.\n"
> "GDB will be unable to debug shared library initializers\n"
> "and track explicitly loaded dynamic code."));
>
> I believe this is executed because although it finds
> "_dl_debug_state" (now that Alan made his change to BFD), on a ppc64
> system, that symbol is not in the a code section and so it is rejected:
>
> > sym_addr = bfd_lookup_symbol (tmp_bfd, *bkpt_namep, SEC_CODE);
> ^^^^^^^^^
I understood from Alan that GDB ought to actually deal with the
function descriptor here and go from that to the code address; or is
that wrong?
[I'm clueless for function descriptor platforms.]
--
Daniel Jacobowitz
CodeSourcery
next prev parent reply other threads:[~2006-05-23 23:02 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-23 22:59 PAUL GILLIAM
2006-05-23 23:02 ` Daniel Jacobowitz
2006-05-23 23:27 ` PAUL GILLIAM
2006-05-23 23:32 ` Daniel Jacobowitz [this message]
2006-05-24 1:12 ` PAUL GILLIAM
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