[PATCH] [InstCombineAddSub] Transformation for the expression (X | Y) - X --> (~X & Y)

David Majnemer david.majnemer at gmail.com
Sun Nov 2 22:04:33 PST 2014


Closed by commit rL221129 (authored by @majnemer).

REPOSITORY
  rL LLVM

http://reviews.llvm.org/D5791

Files:
  llvm/trunk/lib/Transforms/InstCombine/InstCombineAddSub.cpp
  llvm/trunk/test/Transforms/InstCombine/sub.ll
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