1/*
2 * Copyright (C) 2014-2018 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. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "StructureSet.h"
28
29#include "JSCInlines.h"
30#include "TrackedReferences.h"
31#include <wtf/CommaPrinter.h>
32
33namespace JSC {
34
35void StructureSet::markIfCheap(SlotVisitor& visitor) const
36{
37 for (Structure* structure : *this)
38 structure->markIfCheap(visitor);
39}
40
41bool StructureSet::isStillAlive(VM& vm) const
42{
43 for (Structure* structure : *this) {
44 if (!vm.heap.isMarked(structure))
45 return false;
46 }
47 return true;
48}
49
50void StructureSet::dumpInContext(PrintStream& out, DumpContext* context) const
51{
52 CommaPrinter comma;
53 out.print("[");
54 forEach([&] (Structure* structure) { out.print(comma, inContext(*structure, context)); });
55 out.print("]");
56}
57
58void StructureSet::dump(PrintStream& out) const
59{
60 dumpInContext(out, nullptr);
61}
62
63} // namespace JSC
64
65