Chris Lattner 32c0cf5af9 inline the 'AddRHS' transformation, simplifying things significantly.
Eliminate the 'AddMaskingAnd' transformation, it is redundant with this
more general code right below it:
  // A+B --> A|B iff A and B have no bits set in common.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92693 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-05 06:29:13 +00:00
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