1/*
2 * Copyright (C) 2013-2017 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(FTL_JIT)
29
30#include "DFGFinalizer.h"
31#include "FTLGeneratedFunction.h"
32#include "FTLJITCode.h"
33#include "LinkBuffer.h"
34#include "MacroAssembler.h"
35
36namespace JSC { namespace FTL {
37
38class OutOfLineCodeInfo {
39public:
40 OutOfLineCodeInfo(std::unique_ptr<LinkBuffer> linkBuffer, const char* codeDescription)
41 : m_linkBuffer(WTFMove(linkBuffer))
42 , m_codeDescription(codeDescription)
43 {
44 }
45
46 std::unique_ptr<LinkBuffer> m_linkBuffer;
47 const char* m_codeDescription;
48};
49
50class JITFinalizer : public DFG::Finalizer {
51public:
52 JITFinalizer(DFG::Plan&);
53 virtual ~JITFinalizer();
54
55 size_t codeSize() override;
56 bool finalize() override;
57 bool finalizeFunction() override;
58
59 bool finalizeCommon();
60
61 std::unique_ptr<LinkBuffer> b3CodeLinkBuffer;
62
63 // Eventually, we can get rid of this with B3.
64 std::unique_ptr<LinkBuffer> entrypointLinkBuffer;
65
66 Vector<CCallHelpers::Jump> lazySlowPathGeneratorJumps;
67 GeneratedFunction function;
68 RefPtr<JITCode> jitCode;
69};
70
71} } // namespace JSC::FTL
72
73#endif // ENABLE(FTL_JIT)
74