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[SDAG] reduce code duplication and fix formatting; NFC

This commit is contained in:
Sanjay Patel 2022-02-12 10:22:13 -05:00
parent 1e1b60138c
commit 429f10f5f2
1 changed files with 12 additions and 13 deletions
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25
llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
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@ -19206,28 +19206,27 @@ SDValue DAGCombiner::scalarizeExtractedVectorLoad(SDNode *EVE, EVT InVecVT,
if (ResultVT.bitsGT(VecEltVT)) {
// If the result type of vextract is wider than the load, then issue an
// extending load instead.
ISD::LoadExtType ExtType = TLI.isLoadExtLegal(ISD::ZEXTLOAD, ResultVT,
VecEltVT)
? ISD::ZEXTLOAD
: ISD::EXTLOAD;
Load = DAG.getExtLoad(ExtType, SDLoc(EVE), ResultVT,
OriginalLoad->getChain(), NewPtr, MPI, VecEltVT,
Alignment, OriginalLoad->getMemOperand()->getFlags(),
ISD::LoadExtType ExtType =
TLI.isLoadExtLegal(ISD::ZEXTLOAD, ResultVT, VecEltVT) ? ISD::ZEXTLOAD
: ISD::EXTLOAD;
Load = DAG.getExtLoad(ExtType, DL, ResultVT, OriginalLoad->getChain(),
NewPtr, MPI, VecEltVT, Alignment,
OriginalLoad->getMemOperand()->getFlags(),
OriginalLoad->getAAInfo());
Chain = Load.getValue(1);
} else {
Load = DAG.getLoad(
VecEltVT, SDLoc(EVE), OriginalLoad->getChain(), NewPtr, MPI, Alignment,
OriginalLoad->getMemOperand()->getFlags(), OriginalLoad->getAAInfo());
Load = DAG.getLoad(VecEltVT, DL, OriginalLoad->getChain(), NewPtr, MPI,
Alignment, OriginalLoad->getMemOperand()->getFlags(),
OriginalLoad->getAAInfo());
Chain = Load.getValue(1);
if (ResultVT.bitsLT(VecEltVT))
Load = DAG.getNode(ISD::TRUNCATE, SDLoc(EVE), ResultVT, Load);
Load = DAG.getNode(ISD::TRUNCATE, DL, ResultVT, Load);
else
Load = DAG.getBitcast(ResultVT, Load);
}
WorklistRemover DeadNodes(*this);
SDValue From[] = { SDValue(EVE, 0), SDValue(OriginalLoad, 1) };
SDValue To[] = { Load, Chain };
SDValue From[] = {SDValue(EVE, 0), SDValue(OriginalLoad, 1)};
SDValue To[] = {Load, Chain};
DAG.ReplaceAllUsesOfValuesWith(From, To, 2);
// Make sure to revisit this node to clean it up; it will usually be dead.
AddToWorklist(EVE);