src/hotspot/cpu/aarch64/sharedRuntime_aarch64.cpp

rev 50715 : 8205523: Explicit barriers for interpreter

*** 1837,1846 ****
--- 1837,1848 ----
      __ lea(lock_reg, Address(sp, lock_slot_offset * VMRegImpl::stack_slot_size));
  
      // Load the oop from the handle
      __ ldr(obj_reg, Address(oop_handle_reg, 0));
  
+     __ resolve_for_write(OOP_NOT_NULL, obj_reg);
+ 
      if (UseBiasedLocking) {
        __ biased_locking_enter(lock_reg, obj_reg, swap_reg, tmp, false, lock_done, &slow_path_lock);
      }
  
      // Load (object->mark() | 1) into swap_reg %r0
*** 1999,2008 ****
--- 2001,2012 ----
    if (method->is_synchronized()) {
  
      // Get locked oop from the handle we passed to jni
      __ ldr(obj_reg, Address(oop_handle_reg, 0));
  
+     __ resolve_for_write(OOP_NOT_NULL, obj_reg);
+ 
      Label done;
  
      if (UseBiasedLocking) {
        __ biased_locking_exit(obj_reg, old_hdr, done);
      }