src/share/vm/ci/ciInstanceKlass.cpp

*** 209,225 ****
    return equals(CURRENT_ENV->Object_klass());
  }
  
  // ------------------------------------------------------------------
  // ciInstanceKlass::uses_default_loader
! bool ciInstanceKlass::uses_default_loader() {
    // Note:  We do not need to resolve the handle or enter the VM
    // in order to test null-ness.
    return _loader == NULL;
  }
  
  // ------------------------------------------------------------------
  // ciInstanceKlass::is_in_package
  //
  // Is this klass in the given package?
  bool ciInstanceKlass::is_in_package(const char* packagename, int len) {
    // To avoid class loader mischief, this test always rejects application classes.
--- 209,254 ----
    return equals(CURRENT_ENV->Object_klass());
  }
  
  // ------------------------------------------------------------------
  // ciInstanceKlass::uses_default_loader
! bool ciInstanceKlass::uses_default_loader() const {
    // Note:  We do not need to resolve the handle or enter the VM
    // in order to test null-ness.
    return _loader == NULL;
  }
  
  // ------------------------------------------------------------------
+ 
+ /**
+  * Return basic type of boxed value for box klass or T_OBJECT if not.
+  */
+ BasicType ciInstanceKlass::box_klass_type() const {
+   if (uses_default_loader() && is_loaded()) {
+     return SystemDictionary::box_klass_type(get_Klass());
+   } else {
+     return T_OBJECT;
+   }
+ }
+ 
+ /**
+  * Is this boxing klass?
+  */
+ bool ciInstanceKlass::is_box_klass() const {
+   return is_java_primitive(box_klass_type());
+ }
+ 
+ /**
+  *  Is this boxed value offset?
+  */
+ bool ciInstanceKlass::is_boxed_value_offset(int offset) const {
+   BasicType bt = box_klass_type();
+   return is_java_primitive(bt) &&
+          (offset == java_lang_boxing_object::value_offset_in_bytes(bt));
+ }
+ 
+ // ------------------------------------------------------------------
  // ciInstanceKlass::is_in_package
  //
  // Is this klass in the given package?
  bool ciInstanceKlass::is_in_package(const char* packagename, int len) {
    // To avoid class loader mischief, this test always rejects application classes.