[PATCH] D35411: [SimplifyCFG] Defer folding unconditional branches to LateSimplifyCFG if it can destroy canonical loop structure.

[Balaram Makam via Phabricator via llvm-commits]

bmakam updated this revision to Diff 107181.
bmakam added a comment.

Split CGP changes into a separate follow on patch, per Eli's request.


https://reviews.llvm.org/D35411

Files:
  lib/Transforms/Scalar/JumpThreading.cpp
  lib/Transforms/Utils/SimplifyCFG.cpp
  test/CodeGen/AArch64/aarch64-loop-gep-opt.ll
  test/Transforms/JumpThreading/pr33605.ll
  test/Transforms/JumpThreading/static-profile.ll
  test/Transforms/LoopUnroll/peel-loop.ll
  test/Transforms/LoopUnswitch/2015-06-17-Metadata.ll
  test/Transforms/LoopUnswitch/infinite-loop.ll
  test/Transforms/LoopVectorize/X86/float-induction-x86.ll
  test/Transforms/LoopVectorize/float-induction.ll
  test/Transforms/SimplifyCFG/X86/switch_to_lookup_table.ll
  test/Transforms/SimplifyCFG/multiple-phis.ll
  test/Transforms/SimplifyCFG/pr33605.ll
  test/Transforms/SimplifyCFG/preserve-llvm-loop-metadata.ll

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