[turbofan] Optimize store to typed arrays only if the value is plain primitive.

src/compiler/js-typed-lowering.cc

Index: src/compiler/js-typed-lowering.cc
diff --git a/src/compiler/js-typed-lowering.cc b/src/compiler/js-typed-lowering.cc
index 6518217b0809a5df87822bb3a105cf25f7f5e9d4..522be4ec46fa6f1899d80613f02595704959b10d 100644
--- a/src/compiler/js-typed-lowering.cc
+++ b/src/compiler/js-typed-lowering.cc
@@ -1254,6 +1254,9 @@ Reduction JSTypedLowering::ReduceJSStoreProperty(Node* node) {
   Node* value = NodeProperties::GetValueInput(node, 2);
   Type* key_type = NodeProperties::GetType(key);
   Type* value_type = NodeProperties::GetType(value);
+
+  if (!value_type->Is(Type::PlainPrimitive())) return NoChange();
+
   HeapObjectMatcher mbase(base);
   if (mbase.HasValue() && mbase.Value()->IsJSTypedArray()) {
     Handle<JSTypedArray> const array =
@@ -1281,12 +1284,8 @@ Reduction JSTypedLowering::ReduceJSStoreProperty(Node* node) {
           if (number_reduction.Changed()) {
             value = number_reduction.replacement();
           } else {
-            Node* frame_state_for_to_number =
-                NodeProperties::FindFrameStateBefore(node);
-            value = effect =
-                graph()->NewNode(javascript()->ToNumber(), value, context,
-                                 frame_state_for_to_number, effect, control);
-            control = graph()->NewNode(common()->IfSuccess(), value);
+            value =
+                graph()->NewNode(simplified()->PlainPrimitiveToNumber(), value);
           }
         }
         // Check if we can avoid the bounds check.