diff -r 117cf4377bf4 -r 1556c6d89036 src/share/vm/memory/cardTableModRefBS.hpp
--- a/src/share/vm/memory/cardTableModRefBS.hpp	Mon Apr 01 14:52:38 2019 +0800
+++ b/src/share/vm/memory/cardTableModRefBS.hpp	Tue Apr 02 19:01:15 2019 +0800
@@ -316,7 +316,7 @@
 
   inline void inline_write_ref_array(MemRegion mr) {
     dirty_MemRegion(mr);
-#ifdef MIPS
+#if defined MIPS && !defined ZERO
     if (UseSyncLevel >= 2000) OrderAccess::fence();
 #endif
   }
@@ -333,7 +333,7 @@
   // *** Card-table-barrier-specific things.
 
   template <class T> inline void inline_write_ref_field_pre(T* field, oop newVal) {
-#ifdef MIPS
+#if defined MIPS && !defined ZERO
     if (UseSyncLevel >= 2000) OrderAccess::fence();
 #endif
   }
@@ -346,7 +346,7 @@
     } else {
       *byte = dirty_card;
     }
-#ifdef MIPS
+#if defined MIPS && !defined ZERO
     if (UseSyncLevel >= 2000) OrderAccess::fence();
 #endif
   }