8329545: [s390x] Fix garbage value being passed in Argument Register

Reviewed-by: amitkumar, mdoerr

Author: Sidraya Jayagond

src/hotspot/cpu/s390/foreignGlobals_s390.cpp

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2022, 2023, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2022, 2024, Oracle and/or its affiliates. All rights reserved.
  * Copyright (c) 2020, Red Hat, Inc. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
@@ -166,7 +166,7 @@ static void move_stack(MacroAssembler* masm, Register tmp_reg, int in_stk_bias,
     case StorageType::INTEGER:
       switch (from_reg.stack_size()) {
         case 8: __ mem2reg_opt(as_Register(to_reg), from_addr, true);break;
-        case 4: __ mem2reg_opt(as_Register(to_reg), from_addr, false);break;
+        case 4: __ mem2reg_signed_opt(as_Register(to_reg), from_addr);break;
         default: ShouldNotReachHere();
       }
       break;