hotspot/src/share/vm/ci/ciArrayKlass.hpp
author coleenp
Thu, 28 Aug 2014 11:29:09 -0400
changeset 26412 80741eb33ba2
parent 13952 e3cf184080bc
child 46329 53ccc37bda19
permissions -rw-r--r--
8049105: Move array component mirror to instance of java/lang/Class (hotspot part 2) Summary: This removes component mirrors from arrayKlass metadata and the C2 intrinsic for them. Reviewed-by: kvn, twisti, mgerdin

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 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
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#ifndef SHARE_VM_CI_CIARRAYKLASS_HPP
#define SHARE_VM_CI_CIARRAYKLASS_HPP

#include "ci/ciKlass.hpp"

// ciArrayKlass
//
// This class, and its subclasses represent Klass*s in the
// HotSpot virtual machine whose Klass part is an ArrayKlass.
class ciArrayKlass : public ciKlass {
  CI_PACKAGE_ACCESS
private:
  jint _dimension;

protected:
  ciArrayKlass(KlassHandle h_k);
  ciArrayKlass(ciSymbol* name, int dimension, BasicType bt);

  ArrayKlass* get_ArrayKlass() {
    return (ArrayKlass*)get_Klass();
  }

  const char* type_string() { return "ciArrayKlass"; }

public:
  jint dimension() { return _dimension; }
  ciType* element_type();       // JLS calls this the "component type"
  ciType* base_element_type();  // JLS calls this the "element type"
  bool is_leaf_type();          // No subtypes of this array type.

  // What kind of vmObject is this?
  bool is_array_klass() const { return true; }
  bool is_java_klass() const  { return true; }

  static ciArrayKlass* make(ciType* element_type);
};

#endif // SHARE_VM_CI_CIARRAYKLASS_HPP