1/*
2 * Copyright (C) 2012 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#pragma once
27
28#include "ProfilerBytecode.h"
29#include <wtf/Vector.h>
30#include <wtf/text/CString.h>
31#include <wtf/text/WTFString.h>
32
33namespace JSC {
34
35class CodeBlock;
36
37namespace Profiler {
38
39class BytecodeSequence {
40public:
41 BytecodeSequence(CodeBlock*);
42 ~BytecodeSequence();
43
44 // Note that this data structure is not indexed by bytecode index.
45 unsigned size() const { return m_sequence.size(); }
46 const Bytecode& at(unsigned i) const { return m_sequence[i]; }
47
48 unsigned indexForBytecodeIndex(unsigned bytecodeIndex) const;
49 const Bytecode& forBytecodeIndex(unsigned bytecodeIndex) const;
50
51protected:
52 void addSequenceProperties(JSGlobalObject*, JSObject*) const;
53
54private:
55 Vector<CString> m_header;
56 Vector<Bytecode> m_sequence;
57};
58
59} } // namespace JSC::Profiler
60