blob: eab24281514a3c25ffd9a3fc2831250c4695543d (
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
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
|
/* { dg-do run { target { ! { hppa*-*-hpux* } } } } */
/* complex reductions. */
#include <stdlib.h>
#include <stdbool.h>
#include <math.h>
#include <complex.h>
#define vl 32
int
main(void)
{
const int n = 1000;
int i;
double _Complex vresult, result, array[n];
bool lvresult, lresult;
for (i = 0; i < n; i++)
array[i] = i;
result = 0;
vresult = 0;
/* '+' reductions. */
#pragma acc parallel vector_length (vl)
#pragma acc loop reduction (+:result)
for (i = 0; i < n; i++)
result += array[i];
/* Verify the reduction. */
for (i = 0; i < n; i++)
vresult += array[i];
if (result != vresult)
abort ();
result = 0;
vresult = 0;
/* Needs support for complex multiplication. */
// /* '*' reductions. */
// #pragma acc parallel vector_length (vl)
// #pragma acc loop reduction (*:result)
// for (i = 0; i < n; i++)
// result *= array[i];
//
// /* Verify the reduction. */
// for (i = 0; i < n; i++)
// vresult *= array[i];
//
// if (fabs(result - vresult) > .0001)
// abort ();
// result = 0;
// vresult = 0;
// /* 'max' reductions. */
// #pragma acc parallel vector_length (vl)
// #pragma acc loop reduction (+:result)
// for (i = 0; i < n; i++)
// result = result > array[i] ? result : array[i];
//
// /* Verify the reduction. */
// for (i = 0; i < n; i++)
// vresult = vresult > array[i] ? vresult : array[i];
//
// printf("%d != %d\n", result, vresult);
// if (result != vresult)
// abort ();
//
// result = 0;
// vresult = 0;
//
// /* 'min' reductions. */
// #pragma acc parallel vector_length (vl)
// #pragma acc loop reduction (+:result)
// for (i = 0; i < n; i++)
// result = result < array[i] ? result : array[i];
//
// /* Verify the reduction. */
// for (i = 0; i < n; i++)
// vresult = vresult < array[i] ? vresult : array[i];
//
// printf("%d != %d\n", result, vresult);
// if (result != vresult)
// abort ();
result = 5;
vresult = 5;
lresult = false;
lvresult = false;
/* '&&' reductions. */
#pragma acc parallel vector_length (vl)
#pragma acc loop reduction (&&:lresult)
for (i = 0; i < n; i++)
lresult = lresult && (creal(result) > creal(array[i]));
/* Verify the reduction. */
for (i = 0; i < n; i++)
lvresult = lresult && (creal(result) > creal(array[i]));
if (lresult != lvresult)
abort ();
result = 5;
vresult = 5;
lresult = false;
lvresult = false;
/* '||' reductions. */
#pragma acc parallel vector_length (vl)
#pragma acc loop reduction (||:lresult)
for (i = 0; i < n; i++)
lresult = lresult || (creal(result) > creal(array[i]));
/* Verify the reduction. */
for (i = 0; i < n; i++)
lvresult = lresult || (creal(result) > creal(array[i]));
if (lresult != lvresult)
abort ();
return 0;
}
|