--- old/src/hotspot/cpu/x86/macroAssembler_x86.hpp	2019-05-01 16:15:24.000000000 -0700
+++ new/src/hotspot/cpu/x86/macroAssembler_x86.hpp	2019-05-01 16:15:23.000000000 -0700
@@ -315,6 +315,8 @@
   void resolve_oop_handle(Register result, Register tmp = rscratch2);
   void load_mirror(Register mirror, Register method, Register tmp = rscratch2);
 
+  void load_method_holder(Register holder, Register method);
+
   // oop manipulations
   void load_klass(Register dst, Register src);
   void store_klass(Register dst, Register src);
@@ -579,6 +581,11 @@
                            Register temp_reg,
                            Label& L_success);
 
+  void clinit_barrier(Register klass,
+                      Register thread,
+                      Label* L_fast_path = NULL,
+                      Label* L_slow_path = NULL);
+
   // method handles (JSR 292)
   Address argument_address(RegisterOrConstant arg_slot, int extra_slot_offset = 0);