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From: Stefan Weil <weil@mail.berlios.de>
To: david@gibson.dropbear.id.au, Blue Swirl <blauwirbel@gmail.com>
Cc: agraf@suse.de, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] TCG optimizations broke ppc64 target
Date: Fri, 05 Aug 2011 07:01:29 +0200	[thread overview]
Message-ID: <4E3B7929.7070004@mail.berlios.de> (raw)
In-Reply-To: <20110805034532.GB6016@yookeroo.fritz.box>

Am 05.08.2011 05:45, schrieb David Gibson:
> Commit 22613af4a6d9602001e6d0e7b6d98aa40aa018dc 'Add copy and constant
> propagation' seems to break TCG emulation of the ppc64 target, at
> least as we use it on the pseries machine.
>
> After this patch, attempting to boot a kernel results in an abort() a
> short way into the boot:
>
> /home/dwg/ibm/kvm/qemu/tcg/tcg.c:1646: tcg fatal error
> Aborted
>
> I'm not very familiar with TCG - can anyone give me some pointers on
> how to get the information necessary to debug this?

The same bug occurs with x86_64-softmmu, mips64el-softmmu
and mips64-softmmu targets.

See this discussion thread for more information:
http://lists.nongnu.org/archive/html/qemu-devel/2011-08/msg00758.html

      reply	other threads:[~2011-08-05  5:01 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-05  3:45 [Qemu-devel] TCG optimizations broke ppc64 target David Gibson
2011-08-05  5:01 ` Stefan Weil [this message]

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