[PATCH] D49238: [InstCombine] add more SPFofSPF folding

[ChenZheng via Phabricator via llvm-commits]

shchenz updated this revision to Diff 155608.
shchenz added a comment.

fix Sanjay comments.


https://reviews.llvm.org/D49238

Files:
  llvm/lib/Analysis/ValueTracking.cpp
  llvm/lib/Transforms/InstCombine/InstCombineSelect.cpp
  llvm/test/Transforms/InstCombine/abs_abs.ll
  llvm/test/Transforms/InstCombine/icmp.ll

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