[turbofan] Handle Smi -> Float32 conversion in representation changer.

src/compiler/representation-change.cc

Index: src/compiler/representation-change.cc
diff --git a/src/compiler/representation-change.cc b/src/compiler/representation-change.cc
index eca5650ba597ef06c2870b9ee21a98e850a6b431..057bf0c60df19b6cedf5724118a844bee8236c02 100644
--- a/src/compiler/representation-change.cc
+++ b/src/compiler/representation-change.cc
@@ -494,8 +494,7 @@ Node* RepresentationChanger::GetFloat32RepresentationFor(
       node = jsgraph()->graph()->NewNode(op, node);
       op = machine()->TruncateFloat64ToFloat32();
     }
-  } else if (output_rep == MachineRepresentation::kTagged ||
-             output_rep == MachineRepresentation::kTaggedPointer) {
+  } else if (IsAnyTagged(output_rep)) {
     if (output_type->Is(Type::NumberOrOddball())) {
       // tagged -> float64 -> float32
       if (output_type->Is(Type::Number())) {