Example #1
0
  void do_object(oop obj) {
    obj->oop_iterate_header(&resolve);
    obj->oop_iterate(&resolve);

    assert(obj->klass()->is_shared(), "Klass not pointing into shared space.");

    // If the object is a Java object or class which might (in the
    // future) contain a reference to a young gen object, add it to the
    // list.

    if (obj->is_klass() || obj->is_instance()) {
      if (obj->is_klass() ||
          obj->is_a(SystemDictionary::Class_klass()) ||
          obj->is_a(SystemDictionary::Throwable_klass())) {
        // Do nothing
      }
      else if (obj->is_a(SystemDictionary::String_klass())) {
        // immutable objects.
      } else {
        // someone added an object we hadn't accounted for.
        ShouldNotReachHere();
      }
    }
  }
void CodeInstaller::pd_relocate_JavaMethod(oop hotspot_method, jint pc_offset) {
#ifdef ASSERT
  Method* method = NULL;
  // we need to check, this might also be an unresolved method
  if (hotspot_method->is_a(HotSpotResolvedJavaMethodImpl::klass())) {
    method = getMethodFromHotSpotMethod(hotspot_method);
  }
#endif
  switch (_next_call_type) {
    case INLINE_INVOKE:
      break;
    case INVOKEVIRTUAL:
    case INVOKEINTERFACE: {
      assert(method == NULL || !method->is_static(), "cannot call static method with invokeinterface");

      NativeCall* call = nativeCall_at(_instructions->start() + pc_offset);
      call->set_destination(SharedRuntime::get_resolve_virtual_call_stub());
      _instructions->relocate(call->instruction_address(),
                                             virtual_call_Relocation::spec(_invoke_mark_pc),
                                             Assembler::call32_operand);
      break;
    }
    case INVOKESTATIC: {
      assert(method == NULL || method->is_static(), "cannot call non-static method with invokestatic");

      NativeCall* call = nativeCall_at(_instructions->start() + pc_offset);
      call->set_destination(SharedRuntime::get_resolve_static_call_stub());
      _instructions->relocate(call->instruction_address(),
                                             relocInfo::static_call_type, Assembler::call32_operand);
      break;
    }
    case INVOKESPECIAL: {
      assert(method == NULL || !method->is_static(), "cannot call static method with invokespecial");
      NativeCall* call = nativeCall_at(_instructions->start() + pc_offset);
      call->set_destination(SharedRuntime::get_resolve_opt_virtual_call_stub());
      _instructions->relocate(call->instruction_address(),
                              relocInfo::opt_virtual_call_type, Assembler::call32_operand);
      break;
    }
    default:
      break;
  }
}
Example #3
0
 void do_object(oop obj) {
   if (obj->is_a(_klass)) {
     _result->append(obj);
   }
 }