diff options
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp index 57a3f6a65e00..7a9cfdf5c3fd 100644 --- a/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp @@ -1159,8 +1159,14 @@ void VectorLegalizer::Expand(SDNode *Node, SmallVectorImpl<SDValue> &Results) { } SDValue Unrolled = DAG.UnrollVectorOp(Node); - for (unsigned I = 0, E = Unrolled->getNumValues(); I != E; ++I) - Results.push_back(Unrolled.getValue(I)); + if (Node->getNumValues() == 1) { + Results.push_back(Unrolled); + } else { + assert(Node->getNumValues() == Unrolled->getNumValues() && + "VectorLegalizer Expand returned wrong number of results!"); + for (unsigned I = 0, E = Unrolled->getNumValues(); I != E; ++I) + Results.push_back(Unrolled.getValue(I)); + } } SDValue VectorLegalizer::ExpandSELECT(SDNode *Node) { |