[PATCH] D48767: [X86] Add tests for low/high bit clearing w/ BMI2

[Roman Lebedev via Phabricator via llvm-commits]

lebedev.ri updated this revision to Diff 153619.
lebedev.ri added a comment.

- Added `x &  (-1 << (32 - y))` pattern to help with test coverage for https://reviews.llvm.org/D48789.


Repository:
  rL LLVM

https://reviews.llvm.org/D48767

Files:
  test/CodeGen/X86/clear-highbits.ll
  test/CodeGen/X86/clear-lowbits.ll

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