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
82
|
/*
* Copyright (C) 2008 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.
* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "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 OR ITS 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 "InitializeThreading.h"
#include "ExecutableAllocator.h"
#include "Heap.h"
#include "Options.h"
#include "Identifier.h"
#include "JSDateMath.h"
#include "JSGlobalObject.h"
#include "LLIntData.h"
#include "WriteBarrier.h"
#include <wtf/dtoa.h>
#include <wtf/Threading.h>
#include <wtf/dtoa/cached-powers.h>
using namespace WTF;
namespace JSC {
#if OS(DARWIN)
static pthread_once_t initializeThreadingKeyOnce = PTHREAD_ONCE_INIT;
#endif
static void initializeThreadingOnce()
{
WTF::double_conversion::initialize();
WTF::initializeThreading();
Options::initialize();
#if ENABLE(WRITE_BARRIER_PROFILING)
WriteBarrierCounters::initialize();
#endif
#if ENABLE(ASSEMBLER)
ExecutableAllocator::initializeAllocator();
#endif
RegisterFile::initializeThreading();
#if ENABLE(LLINT)
LLInt::initialize();
#endif
}
void initializeThreading()
{
#if OS(DARWIN)
pthread_once(&initializeThreadingKeyOnce, initializeThreadingOnce);
#else
static bool initializedThreading = false;
if (!initializedThreading) {
initializeThreadingOnce();
initializedThreading = true;
}
#endif
}
} // namespace JSC
|
