runtime/vm/megamorphic_cache_table.h

// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

#ifndef VM_MEGAMORPHIC_CACHE_TABLE_H_
#define VM_MEGAMORPHIC_CACHE_TABLE_H_

#include "vm/allocation.h"

namespace dart {

class Array;
class Function;
class Isolate;
class ObjectPointerVisitor;
class RawArray;
class RawFunction;
class RawCode;
class RawMegamorphicCache;
class RawString;
class String;

class MegamorphicCacheTable : public AllStatic {
 public:
  static RawFunction* miss_handler(Isolate* isolate);
  static void InitMissHandler(Isolate* isolate);

  static RawMegamorphicCache* Lookup(Isolate* isolate,
                                     const String& name,
                                     const Array& descriptor);

  static void PrintSizes(Isolate* isolate);

 private:
  enum {
    kEntryNameOffset = 0,
    kEntryDescriptorOffset,
    kEntryCacheOffset,
    kEntrySize
  };
};

}  // namespace dart

#endif  // VM_MEGAMORPHIC_CACHE_TABLE_H_