[PATCH] D89566: [LV] Epilogue Vectorization with Optimal Control Flow

Fri Nov 6 10:04:39 PST 2020

Prashanth added a comment.

In D89566#2379432 <https://reviews.llvm.org/D89566#2379432>, @bmahjour wrote:

>> Just checking/summarising: is there consensus that this is the patch that is going to do epilogue vectorisation, and not D88819 <https://reviews.llvm.org/D88819>? Or does that depend on perf numbers as Florian suggested?
>
> I think we should go with this, unless @fhahn finds that D88819 <https://reviews.llvm.org/D88819> can outperform it (unlikely). There are more loops that can be transformed with this patch and I've listed other advantages in the description. @mivnay do you agree?

Are you blocking D88819 <https://reviews.llvm.org/D88819> without running benchmarks?  i.e. Without a comparison on any one of the architectures. For x264, D88819 <https://reviews.llvm.org/D88819> might give better numbers....

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