[DAG] Add optional AllowUndefs to isNullOrNullSplat
authorSimon Pilgrim <llvm-dev@redking.me.uk>
Sun, 10 Feb 2019 17:42:15 +0000 (17:42 +0000)
committerSimon Pilgrim <llvm-dev@redking.me.uk>
Sun, 10 Feb 2019 17:42:15 +0000 (17:42 +0000)
commitc5744d4d69da4588f7dc0fd36fada86a02f64220
tree92ab07773040cef45f8398ac410033ba812eccd4
parent5a82a788a28e3b255d4b8448e338e5d3566a2010
[DAG] Add optional AllowUndefs to isNullOrNullSplat

No change in default behaviour (AllowUndefs = false)

llvm-svn: 353646
llvm/include/llvm/CodeGen/SelectionDAGNodes.h
llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp