[PATCH] D139832: [IndVars] Support AND/OR in optimizeLoopExitWithUnknownExitCount

[Max Kazantsev via Phabricator via llvm-commits]

mkazantsev updated this revision to Diff 485332.
mkazantsev retitled this revision from "[IndVars] Support AND in optimizeLoopExitWithUnknownExitCount" to "[IndVars] Support AND/OR in optimizeLoopExitWithUnknownExitCount".
mkazantsev edited the summary of this revision.
mkazantsev added a comment.

Addressed Nikita's comments:

- OR is supported same as AND
- Logical AND and OR are also supported
- Got rid of code duplication, now the conditions are overwritten in existing instructions


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D139832/new/

https://reviews.llvm.org/D139832

Files:
  llvm/lib/Transforms/Scalar/IndVarSimplify.cpp
  llvm/test/Transforms/IndVarSimplify/eliminate-backedge.ll
  llvm/test/Transforms/IndVarSimplify/turn-to-invariant.ll

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