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// Copyright (c) 2014, 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_WEAK_CODE_H_
#define VM_WEAK_CODE_H_
#include "vm/allocation.h"
#include "vm/globals.h"
namespace dart {
class Array;
class Code;
// Helper class to handle an array of code weak properties. Implements
// registration and disabling of stored code objects.
class WeakCodeReferences : public ValueObject {
public:
explicit WeakCodeReferences(const Array& value) : array_(value) {}
virtual ~WeakCodeReferences() {}
void Register(const Code& value);
virtual void UpdateArrayTo(const Array& array) = 0;
virtual void ReportDeoptimization(const Code& code) = 0;
virtual void ReportSwitchingCode(const Code& code) = 0;
static bool IsOptimizedCode(const Array& dependent_code, const Code& code);
void DisableCode();
private:
const Array& array_;
DISALLOW_COPY_AND_ASSIGN(WeakCodeReferences);
};
} // namespace dart
#endif // VM_WEAK_CODE_H_