src/hotspot/cpu/arm/templateTable_arm.cpp

@@ -226,10 +226,20 @@
           val_to_store = noreg;
           __ g1_write_barrier_post(store_addr, new_val, tmp1, tmp2, tmp3);
         }
       }
       break;
+    case BarrierSet::Epsilon:
+      {
+        if (is_null) {
+          __ store_heap_oop_null(new_val, obj);
+        } else {
+          __ store_heap_oop(new_val, obj); // blows new_val:
+          new_val = noreg;
+        }
+      }
+      break;
 #endif // INCLUDE_ALL_GCS
     case BarrierSet::CardTableBarrierSet:
       {
         if (is_null) {
           __ store_heap_oop_null(new_val, obj);