1/*
2 * Copyright (C) 2016 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 "DOMJITAbstractHeap.h"
28
29#if ENABLE(JIT)
30
31namespace JSC { namespace DOMJIT {
32
33void AbstractHeap::compute(unsigned begin)
34{
35 unsigned current = begin;
36 // Increment the end of the range.
37 if (m_children.isEmpty()) {
38 m_range = HeapRange(begin, current + 1);
39 return;
40 }
41 for (auto& child : m_children) {
42 child->compute(current);
43 current = child->range().end();
44 }
45 ASSERT(begin < UINT16_MAX);
46 ASSERT(current <= UINT16_MAX);
47 m_range = HeapRange(begin, current);
48}
49
50void AbstractHeap::dump(PrintStream& out) const
51{
52 shallowDump(out);
53 if (m_parent)
54 out.print("->", *m_parent);
55}
56
57void AbstractHeap::shallowDump(PrintStream& out) const
58{
59 out.print(m_name, "<", m_range, ">");
60}
61
62void AbstractHeap::deepDump(PrintStream& out, unsigned indent) const
63{
64 auto printIndent = [&] () {
65 for (unsigned i = indent; i--;)
66 out.print(" ");
67 };
68
69 printIndent();
70 shallowDump(out);
71
72 if (m_children.isEmpty()) {
73 out.print("\n");
74 return;
75 }
76
77 out.print(":\n");
78 for (auto* child : m_children)
79 child->deepDump(out, indent + 1);
80}
81
82} }
83
84#endif
85