update

src/main/java/haidnor/jvm/core/Interpreter.java

@@ -54,7 +54,7 @@ public class Interpreter {
             }
             i += instruction.offSet();
         }
-        log.debug("{}└──────────────────", blank);
+        log.debug("{}└──────────────────[{}] {} | {} ", blank, frameCount + 1, frame.aKlass.getClassName(), frame.getMethod());
         frameCount--;
     }
 

src/test/java/haidnor/jvm/test/clazz/Student.java

@@ -1,5 +1,23 @@
 package haidnor.jvm.test.clazz;
 
 public class Student extends Human {
+
+    private int count = 1;
+
     public static String school = "Hello World!";
+
+    public void method1() {
+        System.out.println("method1");
+        method2();
+    }
+
+    public void method2() {
+        System.out.println("method2");
+        method3();
+    }
+
+    public void method3() {
+        System.out.println("method3");
+    }
+
 }

src/test/java/haidnor/jvm/test/demo/Demo4.java

@@ -6,7 +6,7 @@ public class Demo4 {
 
     public static void main(String[] args) {
         Student student = new Student();
-        System.out.println(Student.school);
+        student.method1();
     }
 
 }