[LLVMdev] Limit loop vectorizer to SSE

Frank Winter fwinter at jlab.org
Wed Nov 13 06:59:26 PST 2013


My case is submitted. bug 17878 <http://llvm.org/bugs/show_bug.cgi?id=17878>

In my case the segfault happens when calling the JIT'ed function. Thus 
some sort of 'payload' has to be created. Not sure if it's the same what 
Josh is hitting.

Frank


On 13/11/13 04:26, Renato Golin wrote:
> On 12 November 2013 21:10, Josh Klontz <josh.klontz at gmail.com 
> <mailto:josh.klontz at gmail.com>> wrote:
>
>     Porting my project from JIT to MCJIT did not fix the code
>     generation bug
>     Frank is also experiencing. However, Renato's "-avx" suggestion
>     did resolve
>     the issue for me. Hopefully we can get some traction on this bug,
>     happy to
>     help where possible!
>
>
> Hi Josh, Frank,
>
> Glad to see you can continue with your work, regardless of the AVX 
> bug. It would be great if you guys could reduce the IR and report the 
> AVX bug in bugzilla, I'm hoping you both found the same error (fingers 
> crossed), but feel free to open separate bugs, and we'll join later if 
> they are the same.
>
> Thanks!
> --renato


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