1 /*
   2  * Copyright (c) 1999, 2019, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #ifndef SHARE_CI_CITYPEARRAYKLASS_HPP
  26 #define SHARE_CI_CITYPEARRAYKLASS_HPP
  27 
  28 #include "ci/ciArrayKlass.hpp"
  29 
  30 // ciTypeArrayKlass
  31 //
  32 // This class represents a Klass* in the HotSpot virtual machine
  33 // whose Klass part in a TypeArrayKlass.
  34 class ciTypeArrayKlass : public ciArrayKlass {
  35   CI_PACKAGE_ACCESS
  36 
  37 protected:
  38   ciTypeArrayKlass(Klass* k);
  39 
  40   TypeArrayKlass* get_TypeArrayKlass() {
  41     return (TypeArrayKlass*)get_Klass();
  42   }
  43 
  44   const char* type_string() { return "ciTypeArrayKlass"; }
  45 
  46   // Helper method for make.
  47   static ciTypeArrayKlass* make_impl(BasicType type);
  48 
  49 public:
  50   // The type of the array elements.
  51   BasicType element_type() {
  52     return Klass::layout_helper_element_type(layout_helper());
  53   }
  54 
  55   // What kind of ciObject is this?
  56   bool is_type_array_klass() const { return true; }
  57 
  58   // Make an array klass corresponding to the specified primitive type.
  59   static ciTypeArrayKlass* make(BasicType type);
  60 
  61   virtual ciKlass* exact_klass() {
  62     return this;
  63   }
  64 
  65   virtual bool can_be_value_array_klass() {
  66     return false;
  67   }
  68 };
  69 
  70 #endif // SHARE_CI_CITYPEARRAYKLASS_HPP