[PATCH] D107923: [X86] X86DAGToDAGISel::matchBitExtract(): support 'num high bits to clear' pattern

[Roman Lebedev via Phabricator via llvm-commits]

lebedev.ri updated this revision to Diff 365868.
lebedev.ri added a comment.

Restrict to BMI2 BZHI.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D107923/new/

https://reviews.llvm.org/D107923

Files:
  llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
  llvm/test/CodeGen/X86/clear-highbits.ll

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