Chris Lattner c19d1c3ba2 improve the setcc -> setcc_carry optimization to happen more ...

consistently by moving it out of lowering into dag combine.

Add some missing patterns for matching away extended versions of setcc_c.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122201 91177308-0d34-0410-b5e6-96231b3b80d8

2010-12-19 22:08:31 +00:00

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