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
130
131
132
133
134
135
|
! { dg-do run }
! { dg-additional-options "-msse2" { target sse2_runtime } }
! { dg-additional-options "-mavx" { target avx_runtime } }
interface
subroutine foo (b, i, j, x)
integer, intent (inout) :: b
integer, intent (in) :: i, j, x
end subroutine
end interface
integer :: i, j, b, c
c = 0
i = 4
j = 4
b = 7
!$omp simd linear(b:2) reduction(+:c)
do i = 0, 63
c = c + b - (7 + 2 * i)
call foo (b, i, j, 2)
end do
if (c /= 0 .or. i /= 64 .or. b /= 7 + 64 * 2) stop 1
i = 4
j = 4
b = 7
!$omp simd linear(b:3) reduction(+:c)
do i = 0, 63, 4
c = c + b - (7 + i / 4 * 3)
call foo (b, i, j, 3)
end do
if (c /= 0 .or. i /= 64 .or. b /= 7 + 16 * 3) stop 2
i = 4
j = 4
b = 7
!$omp simd linear(i) linear(b:2) reduction(+:c)
do i = 0, 63
c = c + b - (7 + 2 * i)
call foo (b, i, j, 2)
end do
if (c /= 0 .or. i /= 64 .or. b /= 7 + 64 * 2) stop 3
i = 4
j = 4
b = 7
!$omp simd linear(i:4) linear(b:3) reduction(+:c)
do i = 0, 63, 4
c = c + b - (7 + i / 4 * 3)
call foo (b, i, j, 3)
end do
if (c /= 0 .or. i /= 64 .or. b /= 7 + 16 * 3) stop 4
i = 4
j = 4
b = 7
!$omp simd collapse(2) linear(b:2) reduction(+:c)
do i = 0, 7
do j = 0, 7
c = c + b - (7 + 2 * j + 2 * 8 * i)
call foo (b, i, j, 2)
end do
end do
if (c /= 0 .or. i /= 8 .or. j /= 8 .or. b /= 7 + 64 * 2) stop 5
i = 4
j = 4
b = 7
!$omp simd collapse(2) linear(b:2) reduction(+:c) lastprivate (i, j)
do i = 0, 7
do j = 0, 7
c = c + b - (7 + 2 * j + 2 * 8 * i)
call foo (b, i, j, 2)
end do
end do
if (c /= 0 .or. i /= 8 .or. j /= 8 .or. b /= 7 + 64 * 2) stop 6
i = 4
j = 4
b = 7
!$omp parallel do simd schedule (static, 4) linear(b:2) reduction(+:c)
do i = 0, 63
c = c + b - (7 + 2 * i)
call foo (b, i, j, 2)
end do
if (c /= 0 .or. i /= 64 .or. b /= 7 + 64 * 2) stop 7
i = 4
j = 4
b = 7
!$omp parallel do simd schedule (static, 4) linear(b:3) reduction(+:c)
do i = 0, 63, 4
c = c + b - (7 + i / 4 * 3)
call foo (b, i, j, 3)
end do
if (c /= 0 .or. i /= 64 .or. b /= 7 + 16 * 3) stop 8
i = 4
j = 4
b = 7
!$omp parallel do simd schedule (static, 4) linear(i) linear(b:2) reduction(+:c)
do i = 0, 63
c = c + b - (7 + 2 * i)
call foo (b, i, j, 2)
end do
if (c /= 0 .or. i /= 64 .or. b /= 7 + 64 * 2) stop 9
i = 4
j = 4
b = 7
!$omp parallel do simd schedule (static, 4) linear(i:4) linear(b:3) reduction(+:c)
do i = 0, 63, 4
c = c + b - (7 + i / 4 * 3)
call foo (b, i, j, 3)
end do
if (c /= 0 .or. i /= 64 .or. b /= 7 + 16 * 3) stop 10
i = 4
j = 4
b = 7
!$omp parallel do simd schedule (static, 4) collapse(2) linear(b:2) reduction(+:c)
do i = 0, 7
do j = 0, 7
c = c + b - (7 + 2 * j + 2 * 8 * i)
call foo (b, i, j, 2)
end do
end do
if (c /= 0 .or. i /= 8 .or. j /= 8 .or. b /= 7 + 64 * 2) stop 11
i = 4
j = 4
b = 7
!$omp parallel do simd schedule (static, 4) collapse(2) linear(b:2) &
!$omp & reduction(+:c) lastprivate (i, j)
do i = 0, 7
do j = 0, 7
c = c + b - (7 + 2 * j + 2 * 8 * i)
call foo (b, i, j, 2)
end do
end do
if (c /= 0 .or. i /= 8 .or. j /= 8 .or. b /= 7 + 64 * 2) stop 12
end
subroutine foo (b, i, j, x)
integer, intent (inout) :: b
integer, intent (in) :: i, j, x
b = b + (i - i) + (j - j) + x
end subroutine
|
