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| author | Nirav Dave <niravd@google.com> | 2018-09-25 15:29:57 +0000 |
|---|---|---|
| committer | Nirav Dave <niravd@google.com> | 2018-09-25 15:29:57 +0000 |
| commit | a2f514d6727f86416926b4017fac268ad8b7faba (patch) | |
| tree | 37e0cf94ce4e1ebf8a201747fe4fabc7c616e070 /llvm/lib | |
| parent | f445a67be4a5ec1ef5f8c65553b3b974c41b0223 (diff) | |
| download | bcm5719-llvm-a2f514d6727f86416926b4017fac268ad8b7faba.tar.gz bcm5719-llvm-a2f514d6727f86416926b4017fac268ad8b7faba.zip | |
[LegalizeDAG] Prune Predecessor check in ExpandExtractFromVectorThroughStack. NFCI.
llvm-svn: 342985
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index b6bd8541ac7..f9a0a6c565b 100644 --- a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -1248,6 +1248,7 @@ SDValue SelectionDAGLegalize::ExpandExtractFromVectorThroughStack(SDValue Op) { // Caches for hasPredecessorHelper SmallPtrSet<const SDNode *, 32> Visited; SmallVector<const SDNode *, 16> Worklist; + Visited.insert(Op.getNode()); Worklist.push_back(Idx.getNode()); SDValue StackPtr, Ch; for (SDNode::use_iterator UI = Vec.getNode()->use_begin(), |
