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From: Torbjorn Granlund <tg@gmplib.org>
To: Alexander Graf <agraf@suse.de>
Cc: qemu-ppc@nongnu.org, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] Incorrect handling of PPC64 rldcl insn
Date: Mon, 06 May 2013 20:13:33 +0200	[thread overview]
Message-ID: <86obcorn76.fsf@shell.gmplib.org> (raw)
In-Reply-To: <5187ECAD.4050901@suse.de> (Alexander Graf's message of "Mon\, 06 May 2013 19\:47\:25 +0200")

Alexander Graf <agraf@suse.de> writes:

  Thanks a lot for the bug report and test case! Please CC qemu-ppc
  whenever you find issues or have patches for PPC. That makes filtering
  for important mails a lot easier.
  
Would that make my complaints be considered more or less important?  :-)

  Does the patch below fix the issue for you?
  
It indeed does.  (I actually tried that already, but I cannot follow the
data flow into these functions, so cannot tell if that patch is
sufficient.  This bug indicates complete non-testing status of these
insns, which are mainstream enough to be generated by gcc.  I suppose
there will likely be more such fundamental errors if more instructions
are also completely untested.)

-- 
Torbjörn

  reply	other threads:[~2013-05-06 18:13 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-06 17:00 [Qemu-devel] Incorrect handling of PPC64 rldcl insn Torbjorn Granlund
2013-05-06 17:47 ` Alexander Graf
2013-05-06 18:13   ` Torbjorn Granlund [this message]
2013-05-06 22:14     ` Alexander Graf
2013-05-06 23:12       ` Aurelien Jarno
2013-05-07 10:27       ` [Qemu-devel] Incorrect handling of more PPC64 insns Torbjorn Granlund
2013-05-07 10:39         ` Peter Maydell
2013-05-07 11:48           ` Torbjorn Granlund
2013-05-07 11:51             ` Peter Maydell
2013-05-07 15:58         ` [Qemu-devel] Incorrect handling of more PPC64 insns (PATCH) Torbjorn Granlund
2013-05-07 17:12           ` [Qemu-devel] [Qemu-ppc] " Alexander Graf
2013-05-07 18:10             ` Torbjorn Granlund
2013-05-07 19:30               ` Torbjorn Granlund
2013-05-07 22:00                 ` Alexander Graf
2013-05-08  6:50                 ` Aurelien Jarno
2013-05-08  6:52                   ` Alexander Graf
2013-05-08  9:20                   ` Torbjorn Granlund
2013-05-08  9:32                     ` Alexander Graf
2013-05-08  9:57                       ` Alexander Graf
2013-05-08 10:07                         ` Torbjorn Granlund
2013-05-08 10:45                           ` Alexander Graf

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