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
|
/* See LICENSE file for copyright and license details. */
#include "libsimple.h"
#ifndef TEST
extern inline void *libsimple_valloczn(int, size_t, ...);
#else
#include "test.h"
int
main(void)
{
struct allocinfo *volatile info;
void *ptr;
DEFINE_PAGESIZE;
DEFINE_CACHELINE;
assert((ptr = libsimple_valloczn(1, 3 * pagesize, 2, 0)));
if (have_custom_malloc()) {
assert((info = get_allocinfo(ptr)));
assert(info->size == 6 * pagesize);
ASSERT_ALIGNMENT(info, pagesize);
assert(info->zeroed == 6 * pagesize);
assert(!((uintptr_t)ptr % (uintptr_t)info->alignment));
}
free(ptr);
ptr = NULL;
assert((ptr = libsimple_valloczn(0, 4 * pagesize, 2, 0)));
if (have_custom_malloc()) {
assert((info = get_allocinfo(ptr)));
assert(info->size == 8 * pagesize);
ASSERT_ALIGNMENT(info, pagesize);
assert(!info->zeroed);
assert(!((uintptr_t)ptr % (uintptr_t)info->alignment));
}
free(ptr);
ptr = NULL;
assert(!libsimple_valloczn(0, 0) && errno == EINVAL);
errno = 0;
assert(!libsimple_valloczn(1, 0) && errno == EINVAL);
errno = 0;
assert(!libsimple_valloczn(0, SIZE_MAX, 2, 0) && errno == ENOMEM);
errno = 0;
assert(!libsimple_valloczn(1, SIZE_MAX, 2, 0) && errno == ENOMEM);
errno = 0;
assert((ptr = libsimple_valloczn(0, 9, 9, pagesize - 1, 0)));
if (have_custom_malloc()) {
assert((info = get_allocinfo(ptr)));
assert(info->size == 81 * (pagesize - 1));
ASSERT_ALIGNMENT(info, pagesize);
assert(!info->zeroed);
assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
}
free(ptr);
assert((ptr = libsimple_valloczn(1, 9, 8, pagesize - 2, 0)));
if (have_custom_malloc()) {
assert((info = get_allocinfo(ptr)));
assert(info->size == 72 * (pagesize - 2));
ASSERT_ALIGNMENT(info, pagesize);
assert(info->zeroed == info->size);
assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
}
free(ptr);
return 0;
}
#endif
|
