[PATCH] D37460: [GVN] Prevent LoadPRE from hoisting across instructions that don't pass control flow to successors

[Max Kazantsev via Phabricator via llvm-commits]

mkazantsev updated this revision to Diff 114995.
mkazantsev marked an inline comment as done.
mkazantsev added a comment.

Factored the filling of implicit control flow map out of main iteration loop.


https://reviews.llvm.org/D37460

Files:
  include/llvm/Transforms/Scalar/GVN.h
  lib/Transforms/Scalar/GVN.cpp
  test/Transforms/GVN/PRE/local-pre.ll
  test/Transforms/GVN/PRE/pre-load-guards.ll
  test/Transforms/GVN/PRE/pre-load.ll

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