[llvm-branch-commits] [llvm] [SelectionDAG][X86] Split via Concat vector types for atomic load (PR #120640)

[Matt Arsenault via llvm-branch-commits]

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@@ -1421,6 +1424,35 @@ void DAGTypeLegalizer::SplitVectorResult(SDNode *N, 
unsigned ResNo) {
     SetSplitVector(SDValue(N, ResNo), Lo, Hi);
 }
 
+void DAGTypeLegalizer::SplitVecRes_ATOMIC_LOAD(AtomicSDNode *LD) {
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arsenm wrote:

TokenFactor does not require glue operands. The most common use case for 
TokenFactor is pairing a modified real value with a chain 

https://github.com/llvm/llvm-project/pull/120640
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