From: Michal Ludvig <mludvig@suse.cz>
To: Mark Kettenis <kettenis@chello.nl>
Cc: aj@suse.de, gdb-patches@sources.redhat.com
Subject: Re: [PATCH/i386newframe] amd64newframe
Date: Mon, 19 May 2003 07:00:00 -0000 [thread overview]
Message-ID: <3EC8810F.3040905@suse.cz> (raw)
In-Reply-To: <200305172226.h4HMQ8nJ010688@elgar.kettenis.dyndns.org>
Mark Kettenis told me that:
> (gdb)
> warning: Unmapped DWARF Register #16 encountered
>
> 6 return 0;
> (gdb)
> warning: Unmapped DWARF Register #16 encountered
>
> 7 }
>
> Ah, that must be the new DWARF CFI frame unwinder. The return address
> RA isn't mapped. I could change the DWARF register mapping in
> x86-64-tdep.c, but this really is a problem with the DWARF CFI frame
> unwinder since the compiler is free to choose any number it wants for
> the return address column. Should be fixed now.
IMHO compiler shouldn't choose whatever it wants - RA column is defined
in the Amd64 ABI (sec.3.6).
Anyway thanks for moving amd64 target to the new unwinder!
BTW could we add amd64 as an alias to x86_64 for configure scripts?
Michal Ludvig
--
* SuSE CR, s.r.o * mludvig@suse.cz
* (+420) 296.545.373 * http://www.suse.cz
next prev parent reply other threads:[~2003-05-19 7:00 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-05-17 18:34 Andreas Jaeger
2003-05-17 22:26 ` Mark Kettenis
2003-05-19 7:00 ` Michal Ludvig [this message]
2003-05-19 7:09 ` Andreas Jaeger
2003-05-19 17:15 ` Mark Kettenis
2003-05-19 19:54 ` Elena Zannoni
2003-05-19 22:31 ` Elena Zannoni
2003-05-20 5:49 ` Michal Ludvig
-- strict thread matches above, loose matches on Subject: below --
2003-05-17 15:19 Mark Kettenis
2003-05-19 15:31 ` Elena Zannoni
2003-05-19 17:11 ` Mark Kettenis
2003-05-19 21:24 ` Michal Ludvig
2003-05-19 21:40 ` Daniel Jacobowitz
2003-05-19 22:24 ` Elena Zannoni
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