koda@google.com
a56293ab7d
R=srdjan@google.com Review URL: https://codereview.chromium.org//603743002 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@40656 260f80e4-7a28-3924-810f-c04153c831b5
41 lines
1.1 KiB
C++
41 lines
1.1 KiB
C++
// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#ifndef VM_WEAK_CODE_H_
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#define VM_WEAK_CODE_H_
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#include "vm/allocation.h"
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#include "vm/globals.h"
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namespace dart {
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class Array;
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class Code;
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// Helper class to handle an array of code weak properties. Implements
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// registration and disabling of stored code objects.
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class WeakCodeReferences : public ValueObject {
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public:
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explicit WeakCodeReferences(const Array& value) : array_(value) {}
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virtual ~WeakCodeReferences() {}
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void Register(const Code& value);
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virtual void UpdateArrayTo(const Array& array) = 0;
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virtual void ReportDeoptimization(const Code& code) = 0;
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virtual void ReportSwitchingCode(const Code& code) = 0;
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static bool IsOptimizedCode(const Array& dependent_code, const Code& code);
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void DisableCode();
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private:
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const Array& array_;
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DISALLOW_COPY_AND_ASSIGN(WeakCodeReferences);
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};
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} // namespace dart
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#endif // VM_WEAK_CODE_H_
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