[DAG] TransformFPLoadStorePair - early out if we're not loading a sim…

…ple type Its never going to transform into a legal integer type, so just bail - noticed while triaging the assertion reported in llvm#121784
durga4github · Jan 7, 2025 · 1332db3 · 1332db3
1 parent 4e066b6
commit 1332db3
Showing 1 changed file with 2 additions and 4 deletions.
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -20455,10 +20455,8 @@ SDValue DAGCombiner::TransformFPLoadStorePair(SDNode *N) {
       Value.hasOneUse()) {
     LoadSDNode *LD = cast<LoadSDNode>(Value);
     EVT VT = LD->getMemoryVT();
-    if (!VT.isFloatingPoint() ||
-        VT != ST->getMemoryVT() ||
-        LD->isNonTemporal() ||
-        ST->isNonTemporal() ||
+    if (!VT.isSimple() || !VT.isFloatingPoint() || VT != ST->getMemoryVT() ||
+        LD->isNonTemporal() || ST->isNonTemporal() ||
         LD->getPointerInfo().getAddrSpace() != 0 ||
         ST->getPointerInfo().getAddrSpace() != 0)
       return SDValue();