2 Commits

Author SHA1 Message Date
Andrea Di Biagio
638e97f135 Teach the DAGCombiner how to fold 'vselect' dag nodes according
to the following two rules:
  1) fold (vselect (build_vector AllOnes), A, B) -> A
  2) fold (vselect (build_vector AllZeros), A, B) -> B



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@198777 91177308-0d34-0410-b5e6-96231b3b80d8
2014-01-08 18:33:04 +00:00
Nadav Rotem
ca58c72267 Add support for the vector-widening of vselect and vector-setcc
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142488 91177308-0d34-0410-b5e6-96231b3b80d8
2011-10-19 09:45:11 +00:00