-
Notifications
You must be signed in to change notification settings - Fork 168
Expand file tree
/
Copy pathFTLTypedPointer.h
More file actions
71 lines (57 loc) · 2.06 KB
/
FTLTypedPointer.h
File metadata and controls
71 lines (57 loc) · 2.06 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
/*
* Copyright (C) 2013 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef FTLTypedPointer_h
#define FTLTypedPointer_h
#include <wtf/Platform.h>
#if ENABLE(FTL_JIT)
#include "FTLAbbreviations.h"
#include "FTLAbstractHeap.h"
namespace JSC { namespace FTL {
class TypedPointer {
public:
TypedPointer()
: m_heap(0)
, m_value(0)
{
}
TypedPointer(const AbstractHeap& heap, LValue value)
: m_heap(&heap)
, m_value(value)
{
}
bool operator!() const
{
ASSERT(!m_heap == !m_value);
return !m_heap;
}
const AbstractHeap& heap() const { return *m_heap; }
LValue value() const { return m_value; }
private:
const AbstractHeap* m_heap;
LValue m_value;
};
} } // namespace JSC::FTL
#endif // ENABLE(FTL_JIT)
#endif // FTLTypedPointer_h