1/*
2 * Copyright (C) 2012, 2013 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#if ENABLE(DFG_JIT)
29
30#include "CodeOrigin.h"
31#include "DFGCommon.h"
32#include "DumpContext.h"
33#include "MacroAssembler.h"
34#include "ProfilerCompilation.h"
35#include <wtf/HashMap.h>
36#include <wtf/StringPrintStream.h>
37#include <wtf/Vector.h>
38
39namespace JSC {
40
41class LinkBuffer;
42
43namespace DFG {
44
45class Graph;
46
47class Disassembler {
48 WTF_MAKE_FAST_ALLOCATED;
49public:
50 Disassembler(Graph&);
51
52 void setStartOfCode(MacroAssembler::Label label) { m_startOfCode = label; }
53 void setForBlockIndex(BlockIndex blockIndex, MacroAssembler::Label label)
54 {
55 m_labelForBlockIndex[blockIndex] = label;
56 }
57 void setForNode(Node* node, MacroAssembler::Label label)
58 {
59 ASSERT(label.isSet());
60 m_labelForNode.add(node, label);
61 }
62 void setEndOfMainPath(MacroAssembler::Label label)
63 {
64 m_endOfMainPath = label;
65 }
66 void setEndOfCode(MacroAssembler::Label label)
67 {
68 m_endOfCode = label;
69 }
70
71 void dump(PrintStream&, LinkBuffer&);
72 void dump(LinkBuffer&);
73 void reportToProfiler(Profiler::Compilation*, LinkBuffer&);
74
75private:
76 void dumpHeader(PrintStream&, LinkBuffer&);
77
78 struct DumpedOp {
79 DumpedOp(CodeOrigin codeOrigin, CString text)
80 : codeOrigin(codeOrigin)
81 , text(text)
82 {
83 }
84
85 CodeOrigin codeOrigin;
86 CString text;
87 };
88 void append(Vector<DumpedOp>&, StringPrintStream&, CodeOrigin&);
89 Vector<DumpedOp> createDumpList(LinkBuffer&);
90
91 void dumpDisassembly(PrintStream&, const char* prefix, LinkBuffer&, MacroAssembler::Label& previousLabel, MacroAssembler::Label currentLabel, Node* context);
92
93 Graph& m_graph;
94 DumpContext m_dumpContext;
95 MacroAssembler::Label m_startOfCode;
96 Vector<MacroAssembler::Label> m_labelForBlockIndex;
97 HashMap<Node*, MacroAssembler::Label> m_labelForNode;
98 MacroAssembler::Label m_endOfMainPath;
99 MacroAssembler::Label m_endOfCode;
100};
101
102} } // namespace JSC::DFG
103
104#endif // ENABLE(DFG_JIT)
105