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Re: [Qemu-devel] Bug in PPC TCG for rlwimi ?

From: Tom Musta
Subject: Re: [Qemu-devel] Bug in PPC TCG for rlwimi ?
Date: Tue, 13 May 2014 16:59:14 -0500
User-agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.5.0

On 5/13/2014 4:40 PM, Richard Henderson wrote:
> On 05/13/2014 02:32 PM, Tom Musta wrote:
>> Here is the -d op output.  What does the "mov_i32 tmp0,r4" op mean
>> when r4 is an i64?
> It's supposed to be the truncate.
> I believe I know what's going on.  I've introduced this bug yesterday, of
> course.  Thomas Huth bisected a problem with an s390 host, and I strongly
> suspect that it's the same bug.  (I haven't been able to reserve an s390 build
> system today to verify.)
> Try the tree prior to af3cbfbe8018ccc16fb3a0048e928f66f0d05e87 and see
> if things work.
> Ho hum.  Patch coming soon.
> r~

Yes ... that worked ... sort of.

I had to back up prior to this:

fdd8ec71847b5167a4be524c2d22d186fc3b6e3a is the first bad commit

to get to a point that built.

Thanks, Peter and Richard for the help.

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