-
-
Notifications
You must be signed in to change notification settings - Fork 140
/
CustomAllocator_c.c
92 lines (74 loc) · 3.41 KB
/
CustomAllocator_c.c
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
// Copyright (c) 2019 Doug Binks
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgement in the product documentation would be
// appreciated but is not required.
// 2. Altered source versions must be plainly marked as such, and must not be
// misrepresented as being the original software.
// 3. This notice may not be removed or altered from any source distribution.
#include "TaskScheduler_c.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
enkiTaskScheduler* pETS;
enkiTaskSet* pParallelTask;
size_t totalAllocations = 0;
void ParallelFunc( uint32_t start_, uint32_t end, uint32_t threadnum_, void* pArgs_ )
{
// do something
printf("ParallelFunc running on thread %d (could be any thread)\n", threadnum_ );
}
void* CustomAllocFunc( size_t align_, size_t size_, void* userData_, const char* file_, int line_ )
{
totalAllocations += size_; // note this isn't thread safe, should use atomics in real application
// We don't need to use this macro as file_ and line_ will be valid and printable just not useful
// But for this example it makes prettier output :)
#ifdef ENKI_CUSTOM_ALLOC_FILE_AND_LINE
printf("Allocating %g bytes in domain %s, total %g. File %s, line %d.\n",
(double)size_, (const char*)userData_, (double)totalAllocations, file_, line_ );
#else
(void)file_; (void)line_;
printf("Allocating %g bytes in domain %s, total %g.\n",
(double)size_, (const char*)userData_, (double)totalAllocations );
#endif
return enkiDefaultAllocFunc( align_, size_, userData_, file_, line_ );
};
void CustomFreeFunc( void* ptr_, size_t size_, void* userData_, const char* file_, int line_ )
{
totalAllocations -= size_; // note this isn't thread safe, should use atomics in real application
// We don't need to use this macro as file_ and line_ will be valid and printable just not useful
// But for this example it makes prettier output :)
#ifdef ENKI_CUSTOM_ALLOC_FILE_AND_LINE
printf("Freeing %p in domain %s, total %g. File %s, line %d.\n",
ptr_, (const char*)userData_, (double)totalAllocations, file_, line_ );
#else
(void)file_; (void)line_;
printf("Freeing %p in domain %s, total %g.\n",
ptr_, (const char*)userData_, (double)totalAllocations );
#endif
enkiDefaultFreeFunc( ptr_, size_, userData_, file_, line_ );
};
int main(int argc, const char * argv[])
{
struct enkiCustomAllocator customAllocator;
customAllocator.alloc = CustomAllocFunc;
customAllocator.free = CustomFreeFunc;
customAllocator.userData = (void*)"enkiTS";
pETS = enkiNewTaskSchedulerWithCustomAllocator( customAllocator );
enkiInitTaskScheduler( pETS );
pParallelTask = enkiCreateTaskSet( pETS, ParallelFunc );
enkiAddTaskSet( pETS, pParallelTask );
enkiWaitForTaskSet( pETS, pParallelTask );
enkiDeleteTaskSet( pETS, pParallelTask );
enkiDeleteTaskScheduler( pETS );
}