[PATCH] D83319: [x86] fix miscompile in buildvector v16i8 lowering

[Simon Pilgrim via Phabricator via llvm-commits]

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

ouch! LGTM - cheers.

IIRC I attempted to add a DAGCombine for ANY/ZERO_EXTEND_VECTOR_INREG(BUILD_VECTOR()) for something similar to the poor codegen - I can't remember what the problem was I hit though.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D83319/new/

https://reviews.llvm.org/D83319