[PATCH] D136046: [X86] `DAGTypeLegalizer::ModifyToType()`: when widening w/ zeros, insert into undef and `and`-mask the padding away

[Roman Lebedev via Phabricator via llvm-commits]

lebedev.ri updated this revision to Diff 468097.
lebedev.ri marked 2 inline comments as done.
lebedev.ri added a comment.

Thanks for taking a look!
Address review comments.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D136046/new/

https://reviews.llvm.org/D136046

Files:
  llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
  llvm/test/CodeGen/X86/masked_gather_scatter.ll
  llvm/test/CodeGen/X86/masked_store.ll
  llvm/test/CodeGen/X86/pr45563-2.ll
  llvm/test/CodeGen/X86/pr45833.ll

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