[PATCH] D74909: [x86] allow peeking through an extract_subvector to find a splatted operand

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon accepted this revision.
RKSimon added a comment.
This revision is now accepted and ready to land.

LGTM - as a future tidyup we may want to investigate merging the subvector tracking code with the "findEltLoadSrc" code used by EltsFromConsecutiveLoads (please can you add a TODO for now?)


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https://reviews.llvm.org/D74909