1/*
2 * Copyright (C) 2015-2017 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 "AirInst.h"
31#include <wtf/Insertion.h>
32#include <wtf/Vector.h>
33
34namespace JSC { namespace B3 { namespace Air {
35
36class BasicBlock;
37class Code;
38
39typedef WTF::Insertion<Inst> Insertion;
40
41class InsertionSet {
42public:
43 InsertionSet(Code& code)
44 : m_code(&code)
45 {
46 }
47
48 Code& code() { return *m_code; }
49
50 template<typename T>
51 void appendInsertion(T&& insertion)
52 {
53 m_insertions.append(std::forward<T>(insertion));
54 }
55
56 template<typename Inst>
57 void insertInst(size_t index, Inst&& inst)
58 {
59 appendInsertion(Insertion(index, std::forward<Inst>(inst)));
60 }
61
62 template<typename InstVector>
63 void insertInsts(size_t index, const InstVector& insts)
64 {
65 for (const Inst& inst : insts)
66 insertInst(index, inst);
67 }
68 void insertInsts(size_t index, Vector<Inst>&&);
69
70 template<typename... Arguments>
71 void insert(size_t index, Arguments&&... arguments)
72 {
73 insertInst(index, Inst(std::forward<Arguments>(arguments)...));
74 }
75
76 void execute(BasicBlock*);
77
78private:
79 Code* m_code; // Pointer so that this can be copied.
80 Vector<Insertion, 8> m_insertions;
81};
82
83} } } // namespace JSC::B3::Air
84
85#endif // ENABLE(B3_JIT)
86