1/*
2 * Copyright (C) 2014 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef EdenGCActivityCallback_h
27#define EdenGCActivityCallback_h
28
29#include "GCActivityCallback.h"
30
31namespace JSC {
32
33class JS_EXPORT_PRIVATE EdenGCActivityCallback : public GCActivityCallback {
34public:
35 EdenGCActivityCallback(Heap*);
36
37 virtual void doCollection() override;
38
39protected:
40#if USE(CF)
41 EdenGCActivityCallback(Heap* heap, CFRunLoopRef runLoop)
42 : GCActivityCallback(heap, runLoop)
43 {
44 }
45#endif
46
47 virtual double lastGCLength() override;
48 virtual double gcTimeSlice(size_t bytes) override;
49 virtual double deathRate() override;
50};
51
52inline RefPtr<GCActivityCallback> GCActivityCallback::createEdenTimer(Heap* heap)
53{
54 return s_shouldCreateGCTimer ? adoptRef(new EdenGCActivityCallback(heap)) : nullptr;
55}
56
57} // namespace JSC
58
59#endif // EdenGCActivityCallback_h
60