summaryrefslogtreecommitdiff
path: root/indra/llcommon/llcommon.cpp
blob: da61e7539a8f51500a0517cfab399c6f27d26224 (plain)
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
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
/** 
 * @file llcommon.cpp
 *
 * $LicenseInfo:firstyear=2006&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2010, Linden Research, Inc.
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation;
 * version 2.1 of the License only.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 * 
 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
 * $/LicenseInfo$
 */

#include "linden_common.h"

#include "llcommon.h"

#include "llmemory.h"
#include "llthread.h"
#include "lltrace.h"
#include "lltracethreadrecorder.h"
#include "llcleanup.h"

#if (TRACY_ENABLE)
// Override new/delet for tracy memory profiling
void *operator new(size_t size)
{
    auto ptr = (malloc) (size);
    if (!ptr)
    {
        throw std::bad_alloc();
        return nullptr;
    }
    TracyAlloc(ptr, size);
    return ptr;
}

void operator delete(void *ptr) noexcept
{
    TracyFree(ptr);
    (free)(ptr);
}

// C-style malloc/free can't be so easily overridden, so we define tracy versions and use
// a pre-processor #define in linden_common.h to redirect to them. The parens around the native
// functions below prevents recursive substitution by the preprocessor.
//
// Unaligned mallocs are rare in LL code but hooking them causes problems in 3p lib code (looking at
// you, Havok), so we'll only capture the aligned version.

void *tracy_aligned_malloc(size_t size, size_t alignment)
{
    auto ptr = (_aligned_malloc) (size, alignment);
    if (ptr) TracyAlloc(ptr, size);
    return ptr;
}

void tracy_aligned_free(void *memblock)
{
    TracyFree(memblock);
    (_aligned_free)(memblock);
}

#endif

//static
BOOL LLCommon::sAprInitialized = FALSE;

static LLTrace::ThreadRecorder* sMasterThreadRecorder = NULL;

//static
void LLCommon::initClass()
{
	if (!sAprInitialized)
	{
		ll_init_apr();
		sAprInitialized = TRUE;
	}
	LLTimer::initClass();
	LLThreadSafeRefCount::initThreadSafeRefCount();
	assert_main_thread();		// Make sure we record the main thread
	if (!sMasterThreadRecorder)
	{
		sMasterThreadRecorder = new LLTrace::ThreadRecorder();
		LLTrace::set_master_thread_recorder(sMasterThreadRecorder);
	}
}

//static
void LLCommon::cleanupClass()
{
	delete sMasterThreadRecorder;
	sMasterThreadRecorder = NULL;
	LLTrace::set_master_thread_recorder(NULL);
	LLThreadSafeRefCount::cleanupThreadSafeRefCount();
	SUBSYSTEM_CLEANUP_DBG(LLTimer);
	if (sAprInitialized)
	{
		ll_cleanup_apr();
		sAprInitialized = FALSE;
	}
}