[PATCH] D61918: [DAGCombiner] visitShiftByConstant(): drop bogus(?) signbit check

[Roman Lebedev via Phabricator via llvm-commits]

lebedev.ri updated this revision to Diff 199803.
lebedev.ri added a comment.
Herald added a subscriber: javed.absar.

Now with tests.


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D61918/new/

https://reviews.llvm.org/D61918

Files:
  lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  test/CodeGen/AArch64/pull-binop-through-shift.ll
  test/CodeGen/X86/pull-binop-through-shift.ll
  test/CodeGen/X86/xor.ll

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