blob: 963cb3a68f676ef68154f1b443a159fb86ae615c (
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
|
/* Test 'no_create' clause on 'data' construct and nested compute construct,
with data present on the device. */
#include <stdlib.h>
#include <stdio.h>
#include <openacc.h>
#define N 128
int
main (int argc, char *argv[])
{
int var;
int *arr = (int *) malloc (N * sizeof (*arr));
int *devptr[2];
acc_copyin (&var, sizeof (var));
acc_copyin (arr, N * sizeof (*arr));
#pragma acc data no_create(var, arr[0:N])
{
devptr[0] = (int *) acc_deviceptr (&var);
devptr[1] = (int *) acc_deviceptr (&arr[2]);
if (devptr[0] == NULL)
__builtin_abort ();
if (devptr[1] == NULL)
__builtin_abort ();
if (acc_hostptr (devptr[0]) != (void *) &var)
__builtin_abort ();
if (acc_hostptr (devptr[1]) != (void *) &arr[2])
__builtin_abort ();
#if ACC_MEM_SHARED
if (devptr[0] != &var)
__builtin_abort ();
if (devptr[1] != &arr[2])
__builtin_abort ();
#else
if (devptr[0] == &var)
__builtin_abort ();
if (devptr[1] == &arr[2])
__builtin_abort ();
#endif
#pragma acc parallel copyout(devptr)
{
devptr[0] = &var;
devptr[1] = &arr[2];
}
if (devptr[0] == NULL)
__builtin_abort ();
if (devptr[1] == NULL)
__builtin_abort ();
if (acc_hostptr (devptr[0]) != (void *) &var)
__builtin_abort ();
if (acc_hostptr (devptr[1]) != (void *) &arr[2])
__builtin_abort ();
#if ACC_MEM_SHARED
if (devptr[0] != &var)
__builtin_abort ();
if (devptr[1] != &arr[2])
__builtin_abort ();
#else
if (devptr[0] == &var)
__builtin_abort ();
if (devptr[1] == &arr[2])
__builtin_abort ();
#endif
}
acc_delete (&var, sizeof (var));
acc_delete (arr, N * sizeof (*arr));
free (arr);
return 0;
}
|
