[PATCH] D109817: [AggressiveInstCombine] Add `phi` nodes support to `TruncInstCombine`

[Anton Afanasyev via Phabricator via llvm-commits]

anton-afanasyev created this revision.
anton-afanasyev added reviewers: lebedev.ri, spatel, RKSimon.
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Expand `TruncInstCombine` to handle loops by adding `phi` nodes
to expression graph reduced.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D109817

Files:
  llvm/lib/Transforms/AggressiveInstCombine/AggressiveInstCombineInternal.h
  llvm/lib/Transforms/AggressiveInstCombine/TruncInstCombine.cpp
  llvm/test/Transforms/AggressiveInstCombine/trunc_phi.ll

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