[PATCH] D37648: [SLPVectorizer] Fix PR21780 Expansion of 256 bit vector loads fails to fold into shuffles

[Dinar Temirbulatov via Phabricator via llvm-commits]

dtemirbulatov added a comment.

In https://reviews.llvm.org/D37648#865562, @hfinkel wrote:

> Thanks for working on this. Please post an RFC on llvm-dev about the intrinsic and how you intend to use it. You can reference this review, but we should make sure that we have design consensus before proceeding here.


Here is the thread: http://lists.llvm.org/pipermail/llvm-dev/2017-September/117381.html


https://reviews.llvm.org/D37648