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
71
72
73
74
75
76
77
78
79
80
81
|
/*
* Copyright (C) 2020 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.
*/
#include "config.h"
#include <wtf/DebugHeap.h>
#if ENABLE(MALLOC_HEAP_BREAKDOWN)
#include <cstdlib>
#include <thread>
namespace WTF {
DebugHeap::DebugHeap(const char* heapName)
: m_zone(malloc_create_zone(0, 0))
{
malloc_set_zone_name(m_zone, heapName);
}
void* DebugHeap::malloc(size_t size)
{
void* result = malloc_zone_malloc(m_zone, size);
if (!result)
CRASH();
return result;
}
void* DebugHeap::calloc(size_t numElements, size_t elementSize)
{
void* result = malloc_zone_calloc(m_zone, numElements, elementSize);
if (!result)
CRASH();
return result;
}
void* DebugHeap::memalign(size_t alignment, size_t size, bool crashOnFailure)
{
void* result = malloc_zone_memalign(m_zone, alignment, size);
if (!result && crashOnFailure)
CRASH();
return result;
}
void* DebugHeap::realloc(void* object, size_t size)
{
void* result = malloc_zone_realloc(m_zone, object, size);
if (!result)
CRASH();
return result;
}
void DebugHeap::free(void* object)
{
malloc_zone_free(m_zone, object);
}
} // namespace WTF
#endif // ENABLE(MALLOC_HEAP_BREAKDOWN)
|
