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								 Nadav Rotem | 444b4bf5c8 | Refactor DAGCombinerInfo. Change the different booleans that indicate if we are before or after different runs of DAGCo, with the CombineLevel enum. Also, added a new API for checking if we are running before or after the LegalizeVectorOps phase. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171142 91177308-0d34-0410-b5e6-96231b3b80d8 | 2012-12-27 06:47:41 +00:00 |  |