Richard Sandiford 3237f88882 [SystemZ] Prefer comparisons with zero ...

Convert >= 1 to > 0, etc.  Using comparison with zero isn't a win on its own,
but it exposes more opportunities for CC reuse (the next patch).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187571 91177308-0d34-0410-b5e6-96231b3b80d8

2013-08-01 10:29:45 +00:00

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