[PATCH] D107228: [TTI] Add basic SK_InsertSubvector shuffle mask recognition

[Jay Foad via Phabricator via llvm-commits]

foad added a subscriber: dfukalov.
foad added a comment.

In D107228#2918570 <https://reviews.llvm.org/D107228#2918570>, @RKSimon wrote:

> Treat a 'subvector widening' shuffle as free - this introduces what I think are benign changes to a amdgpu test

Adding @dfukalov for awareness.


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https://reviews.llvm.org/D107228