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Re: [Qemu-devel] [PULL 5/8] target-sparc: Use global registers for the r
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From: |
Mark Cave-Ayland |
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Subject: |
Re: [Qemu-devel] [PULL 5/8] target-sparc: Use global registers for the register window |
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Date: |
Thu, 16 Jun 2016 22:53:13 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Icedove/38.8.0 |
On 16/06/16 21:26, Richard Henderson wrote:
> On 06/14/2016 02:52 PM, Mark Cave-Ayland wrote:
>> Following up the bug report at
>> https://bugs.launchpad.net/qemu/+bug/1588328, I bisected the regression
>> down to this particular commit. I can't see anything obvious here, so
>> perhaps this is exposing another bug somewhere else?
>>
>
> Probably. I'm downloading the solaris image now.
>
>
> r~
Thanks for taking a look - otherwise I won't be able to get to this
until next week. My thinking was that since the code makes access to
regwptr direct instead of copied into a temporary, something is
accidentally clobbering a destination register...
ATB,
Mark.