test/compiler/c2/Test7190310_unsafe.java

rev 11557 : 8132919: use package in compiler tests
Reviewed-by: duke

*** 25,59 ****
  /*
   * @test
   * @bug 7190310
   * @summary Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
   * @modules java.base/jdk.internal.misc
!  * @run main/othervm -Xbatch Test7190310_unsafe
   */
  
! import java.lang.ref.*;
! import java.lang.reflect.*;
  import jdk.internal.misc.Unsafe;
  
  public class Test7190310_unsafe {
  
    static class TestObject {
      public String toString() {
        return "TestObject";
      }
!   };
  
    private static TestObject str = new TestObject();
    private static final WeakReference ref = new WeakReference(str);
  
    private TestObject obj;
  
    public static void main(String[] args) throws Exception {
      Class c = Test7190310_unsafe.class.getClassLoader().loadClass("jdk.internal.misc.Unsafe");
      Field f = c.getDeclaredField("theUnsafe");
      f.setAccessible(true);
!     Unsafe unsafe = (Unsafe)f.get(c);
  
      f = Reference.class.getDeclaredField("referent");
      f.setAccessible(true);
      long referent_offset = unsafe.objectFieldOffset(f);
  
--- 25,66 ----
  /*
   * @test
   * @bug 7190310
   * @summary Inlining WeakReference.get(), and hoisting $referent may lead to non-terminating loops
   * @modules java.base/jdk.internal.misc
!  *
!  * @run main/othervm -Xbatch compiler.c2.Test7190310_unsafe
   */
  
! package compiler.c2;
! 
  import jdk.internal.misc.Unsafe;
  
+ import java.lang.ref.Reference;
+ import java.lang.ref.WeakReference;
+ import java.lang.reflect.Field;
+ 
  public class Test7190310_unsafe {
  
      static class TestObject {
          public String toString() {
              return "TestObject";
          }
!     }
  
+     ;
+ 
      private static TestObject str = new TestObject();
      private static final WeakReference ref = new WeakReference(str);
  
      private TestObject obj;
  
      public static void main(String[] args) throws Exception {
          Class c = Test7190310_unsafe.class.getClassLoader().loadClass("jdk.internal.misc.Unsafe");
          Field f = c.getDeclaredField("theUnsafe");
          f.setAccessible(true);
!         Unsafe unsafe = (Unsafe) f.get(c);
  
          f = Reference.class.getDeclaredField("referent");
          f.setAccessible(true);
          long referent_offset = unsafe.objectFieldOffset(f);
  
*** 125,143 ****
--- 132,154 ----
      }
  
      static Object getRef0(WeakReference ref) throws Exception {
          return ref.get();
      }
+ 
      static Object getRef1(Unsafe unsafe, WeakReference ref, long referent_offset) throws Exception {
          return unsafe.getObject(ref, referent_offset);
      }
+ 
      static Object getRef2(Unsafe unsafe, Reference ref, long referent_offset) throws Exception {
          return unsafe.getObject(ref, referent_offset);
      }
+ 
      static Object getRef3(Unsafe unsafe, Object ref, long referent_offset) throws Exception {
          return unsafe.getObject(ref, referent_offset);
      }
+ 
      static Object getRef4(Unsafe unsafe, Test7190310_unsafe ref, long referent_offset) throws Exception {
          return unsafe.getObject(ref, referent_offset);
      }
  }