[PATCH] D80120: [InstCombine] Sink pure instructions down to return and unreachable blocks

[Max Kazantsev via Phabricator via llvm-commits]

mkazantsev updated this revision to Diff 264781.
mkazantsev added a comment.

Fixed dominance check message. As for side-effecting, non-finishing etc. instructions, all comment applies to existing sinking as well, and this check is being done in size of `TryToSinkInstruction`.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D80120/new/

https://reviews.llvm.org/D80120

Files:
  llvm/lib/Transforms/InstCombine/InstructionCombining.cpp
  llvm/test/Transforms/InstCombine/insert-extract-shuffle.ll
  llvm/test/Transforms/InstCombine/overflow.ll
  llvm/test/Transforms/InstCombine/sink_to_unreachable.ll
  llvm/test/Transforms/PGOProfile/chr.ll
  llvm/test/Transforms/SimplifyCFG/merge-cond-stores.ll

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