1/*
2 * Copyright (C) 2013 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#include "config.h"
27#include "FTLAbstractHeapRepository.h"
28
29#if ENABLE(FTL_JIT)
30
31#include "JSScope.h"
32#include "JSVariableObject.h"
33#include "JSCInlines.h"
34
35namespace JSC { namespace FTL {
36
37AbstractHeapRepository::AbstractHeapRepository(LContext context)
38    : root(0, "jscRoot")
39
40#define ABSTRACT_HEAP_INITIALIZATION(name) , name(&root, #name)
41    FOR_EACH_ABSTRACT_HEAP(ABSTRACT_HEAP_INITIALIZATION)
42#undef ABSTRACT_HEAP_INITIALIZATION
43
44#define ABSTRACT_FIELD_INITIALIZATION(name, offset) , name(&root, #name, offset)
45    FOR_EACH_ABSTRACT_FIELD(ABSTRACT_FIELD_INITIALIZATION)
46#undef ABSTRACT_FIELD_INITIALIZATION
47
48    , JSCell_freeListNext(JSCell_structureID)
49
50#define INDEXED_ABSTRACT_HEAP_INITIALIZATION(name, offset, size) , name(context, &root, #name, offset, size)
51    FOR_EACH_INDEXED_ABSTRACT_HEAP(INDEXED_ABSTRACT_HEAP_INITIALIZATION)
52#undef INDEXED_ABSTRACT_HEAP_INITIALIZATION
53
54#define NUMBERED_ABSTRACT_HEAP_INITIALIZATION(name) , name(context, &root, #name)
55    FOR_EACH_NUMBERED_ABSTRACT_HEAP(NUMBERED_ABSTRACT_HEAP_INITIALIZATION)
56#undef NUMBERED_ABSTRACT_HEAP_INITIALIZATION
57
58    , absolute(context, &root, "absolute")
59    , m_context(context)
60    , m_tbaaKind(mdKindID(m_context, "tbaa"))
61{
62    root.m_tbaaMetadata = mdNode(m_context, mdString(m_context, root.m_heapName));
63
64    RELEASE_ASSERT(m_tbaaKind);
65    RELEASE_ASSERT(root.m_tbaaMetadata);
66
67    RELEASE_ASSERT(!JSCell_freeListNext.offset());
68}
69
70AbstractHeapRepository::~AbstractHeapRepository()
71{
72}
73
74} } // namespace JSC::FTL
75
76#endif // ENABLE(FTL_JIT)
77
78