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
|
/* { dg-do compile } */
/* { dg-options "-fopenmp -Wunknown-pragmas -Werror" } */
extern void bark (void);
int i,j,k;
int array[555];
int
main()
{
#pragma omp parallel for ordered(2)
for (i=0; i < 100; ++i)
for (j=0; j < 100; ++j)
{
/* OUT variant does not apply to ORDERED construct. */
#pragma omp ordered depend(out:i) /* { dg-error "invalid depend kind" } */
/* depend(sink...) is allowed without an offset. */
#pragma omp ordered depend(sink:i,j-1)
#pragma omp ordered depend(sink:i-1,j+2)
bark ();
}
/* depend(sink...) does not apply to `omp task'. */
#pragma omp task depend(sink:i+3) /* { dg-error "only allowed in 'omp ordered'" } */
bark();
#pragma omp ordered depend(source) /* { dg-error "'depend' clause must be closely nested" } */
#pragma omp parallel for ordered(2)
for (i=0; i < 100; ++i)
for (j=0; j < 100; ++j)
{
/* Multiple depend(source) allowed. */
#pragma omp ordered depend(source)
#pragma omp ordered depend(source)
}
#pragma omp parallel for ordered(2)
for (i=0; i < 100; ++i)
for (j=0; j < 100; ++j)
{
#pragma omp ordered depend(sink:i-2,j-2,k+2) /* { dg-error "does not match number of iteration var" } */
bark();
}
#pragma omp parallel for ordered(2)
for (i=0; i < 100; ++i)
for (j=0; j < 100; ++j)
{
#pragma omp ordered depend(sink:i-2) /* { dg-error "does not match number of iteration variables" } */
bark();
}
#pragma omp parallel for ordered(2)
for (i=0; i < 100; ++i)
for (j=0; j < 100; ++j)
{
#pragma omp ordered depend(sink:k,i) /* { dg-error "is not an iteration" } */
bark();
}
}
void bar (int, int, int);
void
foo (int n, int m, int o)
{
int i, j, k;
#pragma omp for collapse(2) ordered(3)
for (i = 0; i < m; i++)
{
for (j = 0; j < n; j++)
for (k = 0; k < o; k++)
{
#pragma omp ordered depend(sink: i-1,j,k) depend(sink: i,j-1,k-1) depend(sink: i-1,j-1,k+1)
bar (i, j, k);
#pragma omp ordered depend(source)
}
}
}
int
baz ()
{
int i, j;
#pragma omp parallel for ordered(2)
for (i=0; i < 100; ++i)
for (j=0; j < 100; ++j)
{
#pragma omp ordered depend(sink:i-1,j-3)
bar (i, j, 0);
#pragma omp ordered depend(source)
}
return 0;
}
|
