From: Thiemo Seufer <ths@networkno.de>
To: Werner Dittmann <Werner.Dittmann@t-online.de>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] Question/problems with Qemu and 64Bit Opensuse 10.2
Date: Sat, 23 Dec 2006 12:12:44 +0000 [thread overview]
Message-ID: <20061223121244.GA12110@networkno.de> (raw)
In-Reply-To: <458CE7CC.6070504@t-online.de>
Werner Dittmann wrote:
> When Qemu seems to loop I switched to monitor mode "stop" the emulator
> and gathered the output of some "info" operations. The "info registers"
> show that registers contain the "strange" values, for example:
>
> RBX=ffffffff80523028
> RSP=ffffffff80522dc0
> RIP=ffffffff8025e67c
>
> Is it normal that e.g. the instruction pointer (RIP) can have such a
> value? Any clue where to look why this loop happens?
They look like they were truncated to 32-bit (sign-extended negative)
values. Some operations probably assume 32-bit register width.
Thiemo
next prev parent reply other threads:[~2006-12-23 12:19 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-21 16:24 [Qemu-devel] Question/problems with Qemu and 64Bit Opensuse 10.2 Werner Dittmann
2006-12-22 5:41 ` Werner Dittmann
2006-12-22 17:44 ` Jonathan Phenix
2006-12-23 8:24 ` Werner Dittmann
2006-12-23 12:12 ` Thiemo Seufer [this message]
2006-12-23 12:28 ` Werner Dittmann
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