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[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)
commit86334b318cf7d74eaab25931c82ce9f51dc24c37
tree7a9899babd356bf5a27c1a69daf55a2a04109c50
parentbdd96a725f7787ec0e6e232545bec8afcbd3d897
[DAG] Add optional AllowUndefs to isNullOrNullSplat

No change in default behaviour (AllowUndefs = false)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@353646 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/CodeGen/SelectionDAGNodes.h
lib/CodeGen/SelectionDAG/DAGCombiner.cpp
lib/CodeGen/SelectionDAG/SelectionDAG.cpp