1/*
2 * Copyright (C) 2017 Yusuke Suzuki <utatane.tea@gmail.com>.
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 <wtf/JSValueMalloc.h>
28
29#include <wtf/DataLog.h>
30#include <wtf/FastMalloc.h>
31#include <wtf/Gigacage.h>
32#include <wtf/RawPointer.h>
33
34#if !(defined(USE_SYSTEM_MALLOC) && USE_SYSTEM_MALLOC)
35#include <bmalloc/bmalloc.h>
36#endif
37
38namespace WTF {
39
40#if defined(USE_SYSTEM_MALLOC) && USE_SYSTEM_MALLOC
41void* tryJSValueMalloc(size_t size)
42{
43 return FastMalloc::tryMalloc(size);
44}
45
46void* jsValueMalloc(size_t size)
47{
48 return fastMalloc(size);
49}
50
51void* jsValueRealloc(void* p, size_t size)
52{
53 return fastRealloc(p, size);
54}
55
56void jsValueFree(void* p)
57{
58 return fastFree(p);
59}
60#else
61void* tryJSValueMalloc(size_t size)
62{
63 return bmalloc::api::tryMalloc(size, bmalloc::HeapKind::JSValueGigacage);
64}
65
66void* jsValueMalloc(size_t size)
67{
68 return bmalloc::api::malloc(size, bmalloc::HeapKind::JSValueGigacage);
69}
70
71void* jsValueRealloc(void* p, size_t size)
72{
73 return bmalloc::api::realloc(p, size, bmalloc::HeapKind::JSValueGigacage);
74}
75
76void jsValueFree(void* p)
77{
78 if (!p)
79 return;
80 if (UNLIKELY(!Gigacage::isCaged(Gigacage::JSValue, p))) {
81 dataLog("Trying to free JSValue that is not caged: ", RawPointer(p), "\n");
82 RELEASE_ASSERT_NOT_REACHED();
83 }
84 bmalloc::api::free(p, bmalloc::HeapKind::JSValueGigacage);
85}
86#endif
87
88} // namespace WTF
89