================
@@ -5901,6 +5904,30 @@ SDValue
DAGTypeLegalizer::WidenVecRes_INSERT_VECTOR_ELT(SDNode *N) {
N->getOperand(1), N->getOperand(2));
}
+SDValue DAGTypeLegalizer::WidenVecRes_ATOMIC_LOAD(AtomicSDNode *N) {
+ SmallVector<SDValue, 16> LdChain; // Chain for the series of load
+ SDValue Result = GenWidenVectorLoads(LdChain, N, true /*IsAtomic*/);
+
+ if (Result) {
+ // If we generate a single load, we can use that for the chain. Otherwise,
+ // build a factor node to remember the multiple loads are independent and
+ // chain to that.
+ SDValue NewChain;
+ if (LdChain.size() == 1)
+ NewChain = LdChain[0];
+ else
+ NewChain = DAG.getNode(ISD::TokenFactor, SDLoc(N), MVT::Other, LdChain);
----------------
arsenm wrote:
I think getNode will handle the 1 entry case for you
https://github.com/llvm/llvm-project/pull/120598
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