[llvm-dev] [RFC] Introduce a new stepvector operation

[Florian Hahn via llvm-dev]

> On 2 Feb 2021, at 11:36, David Sherwood <David.Sherwood at arm.com> wrote:
> 
> Hi all,
>  
> Thanks for all the great input and suggestions! It has been really valuable
> feedback. Having thought about this some more here is my proposal for
> a way forward:
>  
> 1. In the short term we implement InnerLoopVectorizer::getStepVector()
> for scalable vectors using a new llvm.experimental.stepvector intrinsic that
> is only designed to work for scalable vectors. This is uncontroversial, easy to
> implement and unblocks a lot of the necessary scalable vector work in the
> vectoriser.


Sounds good to me, thanks!


Cheers,
Florian

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