1/*
2 * Copyright (C) 2017 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(B3_JIT)
29
30#include "CCallHelpers.h"
31
32namespace JSC {
33
34class LinkBuffer;
35
36namespace B3 { namespace Air {
37
38class BasicBlock;
39class Code;
40struct Inst;
41
42class Disassembler {
43 WTF_MAKE_FAST_ALLOCATED;
44public:
45 Disassembler() = default;
46
47 void startEntrypoint(CCallHelpers&);
48 void endEntrypoint(CCallHelpers&);
49 void startLatePath(CCallHelpers&);
50 void endLatePath(CCallHelpers&);
51 void startBlock(BasicBlock*, CCallHelpers&);
52 void addInst(Inst*, CCallHelpers::Label, CCallHelpers::Label);
53
54 void dump(Code&, PrintStream&, LinkBuffer&, const char* airPrefix, const char* asmPrefix, const ScopedLambda<void(Inst&)>& doToEachInst);
55
56private:
57 HashMap<Inst*, std::pair<CCallHelpers::Label, CCallHelpers::Label>> m_instToRange;
58 Vector<BasicBlock*> m_blocks;
59 CCallHelpers::Label m_entrypointStart;
60 CCallHelpers::Label m_entrypointEnd;
61 CCallHelpers::Label m_latePathStart;
62 CCallHelpers::Label m_latePathEnd;
63};
64
65} } } // namespace JSC::B3::Air
66
67#endif // ENABLE(B3_JIT)
68