[PATCH] D152684: [ConstraintElimination] Handle non-equality predicates

[Antonio Frighetto via Phabricator via llvm-commits]

antoniofrighetto created this revision.
antoniofrighetto added reviewers: fhahn, zjaffal, nikic.
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Simplification of non-equality predicates is now supported by checking the validity of related inequalities and equalities.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D152684

Files:
  llvm/lib/Transforms/Scalar/ConstraintElimination.cpp
  llvm/test/Transforms/ConstraintElimination/constants-unsigned-predicates.ll
  llvm/test/Transforms/ConstraintElimination/eq.ll
  llvm/test/Transforms/ConstraintElimination/geps-128-bit-pointers.ll
  llvm/test/Transforms/ConstraintElimination/loops-header-tested-pointer-cmps.ll
  llvm/test/Transforms/ConstraintElimination/monotonic-int-phis.ll
  llvm/test/Transforms/ConstraintElimination/ne.ll

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