[PATCH] D18841: [InstCombine] Canonicalize icmp instructions based on dominating conditions.

[Balaram Makam via llvm-commits]

bmakam added a subscriber: MatzeB.
bmakam updated this revision to Diff 53296.
bmakam added a comment.

Addressed few minor nits to reduce the amount of work done and also added another test for an interesting case found in spec2006/povray.
FWIW, this change has 8% speedup in spec2006/soplex on Kryo and some small wins in other CINT2006 benchmarks.


http://reviews.llvm.org/D18841

Files:
  lib/Transforms/InstCombine/InstCombineCompares.cpp
  test/Transforms/InstCombine/icmp.ll

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