diff -r 470af058bd5f -r 4932dce35882 src/hotspot/share/classfile/javaClasses.cpp
--- a/src/hotspot/share/classfile/javaClasses.cpp	Tue Sep 17 09:51:02 2019 +0200
+++ b/src/hotspot/share/classfile/javaClasses.cpp	Tue Sep 17 09:51:02 2019 +0200
@@ -878,7 +878,7 @@
   } else {
     assert(Universe::is_module_initialized() ||
            (ModuleEntryTable::javabase_defined() &&
-            (oopDesc::equals(module(), ModuleEntryTable::javabase_moduleEntry()->module()))),
+            (module() == ModuleEntryTable::javabase_moduleEntry()->module())),
            "Incorrect java.lang.Module specification while creating mirror");
     set_module(mirror(), module());
   }
@@ -955,7 +955,7 @@
     }
 
     // set the classLoader field in the java_lang_Class instance
-    assert(oopDesc::equals(class_loader(), k->class_loader()), "should be same");
+    assert(class_loader() == k->class_loader(), "should be same");
     set_class_loader(mirror(), class_loader());
 
     // Setup indirection from klass->mirror
@@ -1510,9 +1510,9 @@
     // Note: create_basic_type_mirror above initializes ak to a non-null value.
     type = ArrayKlass::cast(ak)->element_type();
   } else {
-    assert(oopDesc::equals(java_class, Universe::void_mirror()), "only valid non-array primitive");
+    assert(java_class == Universe::void_mirror(), "only valid non-array primitive");
   }
-  assert(oopDesc::equals(Universe::java_mirror(type), java_class), "must be consistent");
+  assert(Universe::java_mirror(type) == java_class, "must be consistent");
   return type;
 }
 
@@ -3712,14 +3712,14 @@
 }
 
 bool java_lang_invoke_MethodType::equals(oop mt1, oop mt2) {
-  if (oopDesc::equals(mt1, mt2))
+  if (mt1 == mt2)
     return true;
-  if (!oopDesc::equals(rtype(mt1), rtype(mt2)))
+  if (rtype(mt1) != rtype(mt2))
     return false;
   if (ptype_count(mt1) != ptype_count(mt2))
     return false;
   for (int i = ptype_count(mt1) - 1; i >= 0; i--) {
-    if (!oopDesc::equals(ptype(mt1, i), ptype(mt2, i)))
+    if (ptype(mt1, i) != ptype(mt2, i))
       return false;
   }
   return true;
@@ -3933,7 +3933,7 @@
   // This loop taken verbatim from ClassLoader.java:
   do {
     acl = parent(acl);
-    if (oopDesc::equals(cl, acl)) {
+    if (cl == acl) {
       return true;
     }
     assert(++loop_count > 0, "loop_count overflow");
@@ -3963,7 +3963,7 @@
 
   oop cl = SystemDictionary::java_system_loader();
   while(cl != NULL) {
-    if (oopDesc::equals(cl, loader)) return true;
+    if (cl == loader) return true;
     cl = parent(cl);
   }
   return false;