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
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
|
! { dg-do compile }
! { dg-additional-options "-foffload=disable -fdump-tree-original -fdump-tree-gimple" }
program main
implicit none
integer, parameter :: N = 10
double precision, parameter :: S = 2.0
double precision :: a(N)
call init (N, a)
call f1 (N, a, S)
call check (N, a, S)
call init (N, a)
call f2 (N, a, S)
call check (N, a, S)
call init (N, a)
call f3 (N, a, S)
call check (N, a, S)
call init (N, a)
call f4 (N, a, S)
call check (N, a, S)
call init (N, a)
call f5 (N, a, S)
call check (N, a, S)
call init (N, a)
call f6 (N, a, S)
call check (N, a, S)
call init (N, a)
call f7 (N, a, S)
call check (N, a, S)
call init (N, a)
call f8 (N, a, S)
call check (N, a, S)
call init (N, a)
call f9 (N, a, S)
call check (N, a, S)
contains
subroutine init (n, a)
implicit none
integer :: n
double precision :: a(n)
integer :: i
do i = 1, n
a(i) = i
end do
end subroutine
subroutine check (n, a, s)
implicit none
integer :: n
double precision :: a(n)
double precision :: s
integer :: i
do i = 1, n
if (a(i) /= i * s) error stop
end do
end subroutine
! Check various combinations for enforcing correct ordering of
! construct matches.
subroutine f1 (n, a, s)
implicit none
integer :: n
double precision :: a(n)
double precision :: s
integer :: i
!$omp target teams
!$omp parallel
!$omp metadirective &
!$omp & when (construct={target} &
!$omp & : do) &
!$omp & default (error at(execution) message("f1 match failed"))
do i = 1, n
a(i) = a(i) * s
end do
!$omp end parallel
!$omp end target teams
end subroutine
subroutine f2 (n, a, s)
implicit none
integer :: n
double precision :: a(n)
double precision :: s
integer :: i
!$omp target teams
!$omp parallel
!$omp metadirective &
!$omp & when (construct={teams, parallel} &
!$omp & : do) &
!$omp & default (error at(execution) message("f2 match failed"))
do i = 1, n
a(i) = a(i) * s
end do
!$omp end parallel
!$omp end target teams
end subroutine
subroutine f3 (n, a, s)
implicit none
integer :: n
double precision :: a(n)
double precision :: s
integer :: i
!$omp target teams
!$omp parallel
!$omp metadirective &
!$omp & when (construct={target, teams, parallel} &
!$omp & : do) &
!$omp & default (error at(execution) message("f3 match failed"))
do i = 1, n
a(i) = a(i) * s
end do
!$omp end parallel
!$omp end target teams
end subroutine
subroutine f4 (n, a, s)
implicit none
integer :: n
double precision :: a(n)
double precision :: s
integer :: i
!$omp target teams
!$omp parallel
!$omp metadirective &
!$omp & when (construct={target, parallel} &
!$omp & : do) &
!$omp & default (error at(execution) message("f4 match failed"))
do i = 1, n
a(i) = a(i) * s
end do
!$omp end parallel
!$omp end target teams
end subroutine
subroutine f5 (n, a, s)
implicit none
integer :: n
double precision :: a(n)
double precision :: s
integer :: i
!$omp target teams
!$omp parallel
!$omp metadirective &
!$omp & when (construct={target, teams} &
!$omp & : do) &
!$omp & default (error at(execution) message("f5 match failed"))
do i = 1, n
a(i) = a(i) * s
end do
!$omp end parallel
!$omp end target teams
end subroutine
! Next batch is for things where the construct doesn't match the context.
subroutine f6 (n, a, s)
implicit none
integer :: n
double precision :: a(n)
double precision :: s
integer :: i
!$omp target
!$omp teams
!$omp metadirective &
!$omp & when (construct={parallel} &
!$omp & : error at(execution) message("f6 match failed")) &
!$omp & default (parallel do)
do i = 1, n
a(i) = a(i) * s
end do
!$omp end teams
!$omp end target
end subroutine
subroutine f7 (n, a, s)
implicit none
integer :: n
double precision :: a(n)
double precision :: s
integer :: i
!$omp target
!$omp teams
!$omp metadirective &
!$omp & when (construct={target, parallel} &
!$omp & : error at(execution) message("f7 match failed")) &
!$omp & default (parallel do)
do i = 1, n
a(i) = a(i) * s
end do
!$omp end teams
!$omp end target
end subroutine
subroutine f8 (n, a, s)
implicit none
integer :: n
double precision :: a(n)
double precision :: s
integer :: i
!$omp target
!$omp teams
!$omp metadirective &
!$omp & when (construct={parallel, target} &
!$omp & : error at(execution) message("f8 match failed")) &
!$omp & default (parallel do)
do i = 1, n
a(i) = a(i) * s
end do
!$omp end teams
!$omp end target
end subroutine
! Next test choosing the best alternative when there are multiple
! matches.
subroutine f9 (n, a, s)
implicit none
integer :: n
double precision :: a(n)
double precision :: s
integer :: i
!$omp target teams
!$omp parallel
!$omp metadirective &
!$omp & when (construct={teams, parallel} &
!$omp & : error at(execution) message("f9 match incorrect 1")) &
!$omp & when (construct={target, teams, parallel} &
!$omp & : do) &
!$omp & when (construct={target, teams} &
!$omp & : error at(execution) message("f9 match incorrect 2")) &
!$omp & default (error at(execution) message("f9 match failed"))
do i = 1, n
a(i) = a(i) * s
end do
!$omp end parallel
!$omp end target teams
end subroutine
end program
! Note there are no tests for the matching the extended simd clause
! syntax, which is only useful for "declare variant".
! After parsing, there should be a runtime error call for each of the
! failure cases, but they should all be optimized away during OMP
! lowering.
! { dg-final { scan-tree-dump-times "__builtin_GOMP_error" 11 "original" } }
! { dg-final { scan-tree-dump-not "__builtin_GOMP_error" "gimple" } }
|
