1/*
2 * Copyright (C) 2012, 2015 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 "DFGVariableAccessDataDump.h"
28
29#if ENABLE(DFG_JIT)
30
31#include "DFGGraph.h"
32#include "DFGVariableAccessData.h"
33#include "JSCInlines.h"
34
35namespace JSC { namespace DFG {
36
37VariableAccessDataDump::VariableAccessDataDump(Graph& graph, VariableAccessData* data)
38 : m_graph(graph)
39 , m_data(data)
40{
41}
42
43void VariableAccessDataDump::dump(PrintStream& out) const
44{
45 unsigned index = std::numeric_limits<unsigned>::max();
46 for (unsigned i = 0; i < m_graph.m_variableAccessData.size(); ++i) {
47 if (&m_graph.m_variableAccessData[i] == m_data) {
48 index = i;
49 break;
50 }
51 }
52
53 ASSERT(index != std::numeric_limits<unsigned>::max());
54
55 if (!index) {
56 out.print("a");
57 return;
58 }
59
60 while (index) {
61 out.print(CharacterDump('A' + (index % 26)));
62 index /= 26;
63 }
64
65 if (m_data->shouldNeverUnbox())
66 out.print("!");
67 else if (!m_data->shouldUnboxIfPossible())
68 out.print("~");
69
70 out.print(AbbreviatedSpeculationDump(m_data->prediction()), "/", m_data->flushFormat());
71}
72
73} } // namespace JSC::DFG
74
75#endif // ENABLE(DFG_JIT)
76
77
78