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From: Daniel Jacobowitz <drow@false.org>
To: Alan Modra <amodra@bigpond.net.au>
Cc: gdb-patches@sources.redhat.com
Subject: Re: Fix powerpc64-linux inferior function calls
Date: Mon, 03 Oct 2005 01:04:00 -0000	[thread overview]
Message-ID: <20051003010437.GA6497@nevyn.them.org> (raw)
In-Reply-To: <20051003003506.GC26007@bubble.grove.modra.org>

On Mon, Oct 03, 2005 at 10:05:06AM +0930, Alan Modra wrote:
> On Sun, Oct 02, 2005 at 07:48:34PM -0400, Daniel Jacobowitz wrote:
> > I don't remember precisely... ah, here it is.  See elf_symtab_read.
> > 
> >           if (sym->flags & BSF_FILE)
> > ...
> >           else if (sym->flags & BSF_SECTION_SYM)
> > ...
> >           else if (sym->flags & (BSF_GLOBAL | BSF_LOCAL | BSF_WEAK))
> > 
> > They won't be recorded as symbols if they have none of these bits set.
> > Do you want to change BFD to always create them as BSF_GLOBAL?
> 
> I think the symbols are OK as is.  _bfd_elf_get_synthetic_symtab has
> 
>       *s = **p->sym_ptr_ptr;
>       s->section = plt;
>       s->value = addr - plt->vma;
>       s->name = names;
> 
> ie. flags will be set from the destination sym for synthetic plt syms,
> making the synthetic sym BSF_GLOBAL or BSF_LOCAL.  The ppc64 code does
> similarly.  So I think your gdb patch should simply leave the synthetic
> sym flags unchanged.

Well, I'm 100% positive that it didn't work without that.  Has this
changed recently?

-- 
Daniel Jacobowitz
CodeSourcery, LLC


  reply	other threads:[~2005-10-03  1:04 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-09-28  7:34 Alan Modra
2005-10-02 22:31 ` Daniel Jacobowitz
2005-10-02 23:22   ` Alan Modra
2005-10-02 23:48     ` Daniel Jacobowitz
2005-10-03  0:35       ` Alan Modra
2005-10-03  1:04         ` Daniel Jacobowitz [this message]
2005-10-03  3:32           ` Alan Modra
2005-10-03  4:40             ` Daniel Jacobowitz
2005-10-03  8:20               ` Alan Modra
2006-03-03 14:04                 ` David Lecomber
2006-03-03 14:11                   ` David Lecomber
2006-03-30  9:53                   ` Daniel Jacobowitz

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