[PATCH] D60982: [SimplifyCFG] Use lookup tables when they are more space efficient or a huge speed win.

[Shawn Landden via Phabricator via llvm-commits]

shawnl updated this revision to Diff 196440.
shawnl added a comment.

also remove Sub (turns out Sub does not get normalized to Add like I thought it would.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D60982/new/

https://reviews.llvm.org/D60982

Files:
  lib/Transforms/Utils/SimplifyCFG.cpp
  test/Transforms/SimplifyCFG/switch-genfori8.ll

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