[LLVMdev] Limit loop vectorizer to SSE

[Joshua Klontz]

Agreed, is there a pass that will insert a runtime alignment check? Also,
what's the easiest way to get at TargetTransformInfo::getRegisterBitWidth()
so I don't have to hard code 32? Thanks!
-Josh


On Fri, Nov 15, 2013 at 3:20 PM, Frank Winter <fwinter at jlab.org> wrote:

>  Hmm.. I don't quite understand. How can a module validator
> catch this, when it's the pointers, i.e. the payload, you pass
> as function arguments that need to be aligned.. ?!
> Frank
>
>
> On 15/11/13 15:16, Renato Golin wrote:
>
>  On 15 November 2013 20:05, Frank Winter <fwinter at jlab.org> wrote:
>
>> Good catch! That was the problem in my case too. I totally
>> overlooked the alignment requirement for AVX.
>
>
>  I wonder if the validation mechanism shouldn't have caught it earlier...
> Do you guys run validate on the modules before JIT-ing?
>
>  --renato
>
>
>
>
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