diff options
| author | Nadav Rotem <nadav.rotem@intel.com> | 2012-07-16 18:56:39 +0000 |
|---|---|---|
| committer | Nadav Rotem <nadav.rotem@intel.com> | 2012-07-16 18:56:39 +0000 |
| commit | c76fa8937d483ae83f94d0793254dbab78877687 (patch) | |
| tree | 908f63973acbdd0deb0496eff0e8706de8b51e3e /lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp | |
| parent | f6978ddbeca0320bc10da0b7753eb5807aaa9ed8 (diff) | |
| download | llvm-c76fa8937d483ae83f94d0793254dbab78877687.tar.gz llvm-c76fa8937d483ae83f94d0793254dbab78877687.tar.bz2 llvm-c76fa8937d483ae83f94d0793254dbab78877687.tar.xz | |
Minor cleanup and docs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160311 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp index 88479e30bd..4b631b699a 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp @@ -155,7 +155,9 @@ SDValue DAGTypeLegalizer::ScalarizeVecRes_BITCAST(SDNode *N) { SDValue DAGTypeLegalizer::ScalarizeVecRes_BUILD_VECTOR(SDNode *N) { EVT EltVT = N->getValueType(0).getVectorElementType(); SDValue InOp = N->getOperand(0); - if (InOp.getValueType() != EltVT) + // The BUILD_VECTOR operands may be of wider element types and + // we may need to truncate them back to the requested return type. + if (EltVT.isInteger()) return DAG.getNode(ISD::TRUNCATE, N->getDebugLoc(), EltVT, InOp); return InOp; } |