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Allow targets to custom legalize vector insertion and extraction. 

llvm-svn: 217711
This commit is contained in:
Owen Anderson 2014-09-12 22:16:11 +00:00
parent c249abba05
commit e68ca8d4ba
1 changed files with 8 additions and 0 deletions
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8
llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
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@ -868,6 +868,10 @@ void DAGTypeLegalizer::SplitVecRes_INSERT_VECTOR_ELT(SDNode *N, SDValue &Lo,
return;
}
// See if the target wants to custom expand this node.
if (CustomLowerNode(N, N->getValueType(0), true))
return;
// Spill the vector to the stack.
EVT VecVT = Vec.getValueType();
EVT EltVT = VecVT.getVectorElementType();
@ -1349,6 +1353,10 @@ SDValue DAGTypeLegalizer::SplitVecOp_EXTRACT_VECTOR_ELT(SDNode *N) {
Idx.getValueType())), 0);
}
// See if the target wants to custom expand this node.
if (CustomLowerNode(N, N->getValueType(0), true))
return SDValue();
// Store the vector to the stack.
EVT EltVT = VecVT.getVectorElementType();
SDLoc dl(N);