[PATCH] D76983: [InstCombine] Transform extractelement-trunc -> bitcast-extractelement

Daan Sprenkels via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Sat Mar 28 09:40:13 PDT 2020


dsprenkels updated this revision to Diff 253352.
dsprenkels added a comment.

Do not canonicalize if the extractvector operand has other users.
Do not canonicalize if it would result in an invalid bitcast instruction.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D76983/new/

https://reviews.llvm.org/D76983

Files:
  llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp
  llvm/test/Transforms/InstCombine/pr45314_be.ll
  llvm/test/Transforms/InstCombine/pr45314_le.ll

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