[PATCH] D131838: [ValueTracking] computeKnownBits - attempt to use a branch condition feeding a phi to improve known bits range (PR38280)

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon updated this revision to Diff 453005.
RKSimon added a comment.

rebase - new change in the recently added remove-loop-phi-fastmul.ll


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D131838/new/

https://reviews.llvm.org/D131838

Files:
  llvm/lib/Analysis/ValueTracking.cpp
  llvm/test/Transforms/InstCombine/known-phi-br.ll
  llvm/test/Transforms/InstCombine/remove-loop-phi-fastmul.ll
  llvm/test/Transforms/PhaseOrdering/X86/pr38280.ll

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