1/*
2 * Copyright (C) 2015 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 "B3FrequentedBlock.h"
31#include <wtf/StdLibExtras.h>
32#include <wtf/PrintStream.h>
33
34namespace JSC { namespace B3 {
35
36class SwitchCase {
37public:
38 SwitchCase()
39 {
40 }
41
42 SwitchCase(int64_t caseValue, const FrequentedBlock& target)
43 : m_caseValue(caseValue)
44 , m_target(target)
45 {
46 }
47
48 explicit operator bool() const { return !!m_target; }
49
50 int64_t caseValue() const { return m_caseValue; }
51 FrequentedBlock target() const { return m_target; }
52 BasicBlock* targetBlock() const { return m_target.block(); }
53
54 void dump(PrintStream& out) const;
55
56private:
57 int64_t m_caseValue;
58 FrequentedBlock m_target;
59};
60
61} } // namespace JSC::B3
62
63#endif // ENABLE(B3_JIT)
64