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[Legalizer] Fix wrong operand in split vector helper 

This should be a typo introduced in D69275, which may cause an unknown
segment fault in getNode.

Reviewed By: uweigand

Differential Revision: https://reviews.llvm.org/D83376
This commit is contained in:
Qiu Chaofan 2020-07-08 23:57:44 +08:00
parent 24aa4efffd
commit 4254ed5c32
1 changed files with 2 additions and 2 deletions
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4
llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
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@ -2610,9 +2610,9 @@ SDValue DAGTypeLegalizer::SplitVecOp_TruncateHelper(SDNode *N) {
SDValue Chain;
if (N->isStrictFPOpcode()) {
HalfLo = DAG.getNode(N->getOpcode(), DL, {HalfVT, MVT::Other},
{N->getOperand(0), HalfLo});
{N->getOperand(0), InLoVec});
HalfHi = DAG.getNode(N->getOpcode(), DL, {HalfVT, MVT::Other},
{N->getOperand(0), HalfHi});
{N->getOperand(0), InHiVec});
// Legalize the chain result - switch anything that used the old chain to
// use the new one.
Chain = DAG.getNode(ISD::TokenFactor, DL, MVT::Other, HalfLo.getValue(1),