flang/test/Semantics/OpenMP/device-constructs.f90

   1 ! RUN: %python %S/../test_errors.py %s %flang -fopenmp
   2 ! Check OpenMP clause validity for the following directives:
   3 !     2.10 Device constructs
   4 program main
   5
   6   real(8) :: arrayA(256), arrayB(256)
   7   integer :: N
   8
   9   arrayA = 1.414
  10   arrayB = 3.14
  11   N = 256
  12
  13   !$omp target map(arrayA)
  14   do i = 1, N
  15      a = 3.14
  16   enddo
  17   !$omp end target
  18
  19   !$omp target device(0)
  20   do i = 1, N
  21      a = 3.14
  22   enddo
  23   !$omp end target
  24
  25   !ERROR: At most one DEVICE clause can appear on the TARGET directive
  26   !$omp target device(0) device(1)
  27   do i = 1, N
  28      a = 3.14
  29   enddo
  30   !$omp end target
  31
  32   !ERROR: SCHEDULE clause is not allowed on the TARGET directive
  33   !$omp target schedule(static)
  34   do i = 1, N
  35      a = 3.14
  36   enddo
  37   !$omp end target
  38
  39   !$omp target defaultmap(tofrom:scalar)
  40   do i = 1, N
  41      a = 3.14
  42   enddo
  43   !$omp end target
  44
  45   !ERROR: The argument TOFROM:SCALAR must be specified on the DEFAULTMAP clause
  46   !$omp target defaultmap(tofrom)
  47   do i = 1, N
  48      a = 3.14
  49   enddo
  50   !$omp end target
  51
  52   !ERROR: At most one DEFAULTMAP clause can appear on the TARGET directive
  53   !$omp target defaultmap(tofrom:scalar) defaultmap(tofrom:scalar)
  54   do i = 1, N
  55      a = 3.14
  56   enddo
  57   !$omp end target
  58
  59   !$omp target thread_limit(4)
  60   do i = 1, N
  61      a = 3.14
  62   enddo
  63   !$omp end target
  64
  65   !ERROR: At most one THREAD_LIMIT clause can appear on the TARGET directive
  66   !$omp target thread_limit(4) thread_limit(8)
  67   do i = 1, N
  68      a = 3.14
  69   enddo
  70   !$omp end target
  71
  72   !$omp teams num_teams(3) thread_limit(10) default(shared) private(i) shared(a)
  73   do i = 1, N
  74      a = 3.14
  75   enddo
  76   !$omp end teams
  77
  78   !ERROR: At most one NUM_TEAMS clause can appear on the TEAMS directive
  79   !$omp teams num_teams(2) num_teams(3)
  80   do i = 1, N
  81      a = 3.14
  82   enddo
  83   !$omp end teams
  84
  85   !ERROR: The parameter of the NUM_TEAMS clause must be a positive integer expression
  86   !$omp teams num_teams(-1)
  87   do i = 1, N
  88      a = 3.14
  89   enddo
  90   !$omp end teams
  91
  92   !ERROR: At most one THREAD_LIMIT clause can appear on the TEAMS directive
  93   !$omp teams thread_limit(2) thread_limit(3)
  94   do i = 1, N
  95      a = 3.14
  96   enddo
  97   !$omp end teams
  98
  99   !ERROR: The parameter of the THREAD_LIMIT clause must be a positive integer expression
 100   !$omp teams thread_limit(-1)
 101   do i = 1, N
 102      a = 3.14
 103   enddo
 104   !$omp end teams
 105
 106   !ERROR: At most one DEFAULT clause can appear on the TEAMS directive
 107   !$omp teams default(shared) default(private)
 108   do i = 1, N
 109      a = 3.14
 110   enddo
 111   !$omp end teams
 112
 113   !$omp target teams num_teams(2) defaultmap(tofrom:scalar)
 114   do i = 1, N
 115       a = 3.14
 116   enddo
 117   !$omp end target teams
 118
 119   !$omp target map(tofrom:a)
 120   do i = 1, N
 121      a = 3.14
 122   enddo
 123   !$omp end target
 124
 125   !ERROR: Only the TO, FROM, TOFROM, ALLOC map types are permitted for MAP clauses on the TARGET directive
 126   !$omp target map(delete:a)
 127   do i = 1, N
 128      a = 3.14
 129   enddo
 130   !$omp end target
 131
 132   !$omp target data device(0) map(to:a)
 133   do i = 1, N
 134     a = 3.14
 135   enddo
 136   !$omp end target data
 137
 138   !ERROR: At least one of MAP clause must appear on the TARGET DATA directive
 139   !$omp target data device(0)
 140   do i = 1, N
 141      a = 3.14
 142   enddo
 143   !$omp end target data
 144
 145   !ERROR: The device expression of the DEVICE clause must be a positive integer expression
 146   !$omp target enter data map(alloc:A) device(-2)
 147
 148   !ERROR: The device expression of the DEVICE clause must be a positive integer expression
 149   !$omp target exit data map(delete:A) device(-2)
 150
 151   !ERROR: At most one IF clause can appear on the TARGET ENTER DATA directive
 152   !$omp target enter data map(to:a) if(.true.) if(.false.)
 153
 154   !ERROR: Only the TO, ALLOC map types are permitted for MAP clauses on the TARGET ENTER DATA directive
 155   !$omp target enter data map(from:a)
 156
 157   !$omp target exit data map(delete:a)
 158
 159   !ERROR: At most one DEVICE clause can appear on the TARGET EXIT DATA directive
 160   !$omp target exit data map(from:a) device(0) device(1)
 161
 162   !ERROR: Only the FROM, RELEASE, DELETE map types are permitted for MAP clauses on the TARGET EXIT DATA directive
 163   !$omp target exit data map(to:a)
 164
 165   !$omp target update if(.true.) device(1) to(a) from(b) depend(inout:c) nowait
 166
 167   !ERROR: At most one IF clause can appear on the TARGET UPDATE directive
 168   !$omp target update to(a) if(.true.) if(.false.)
 169
 170   !ERROR: At most one DEVICE clause can appear on the TARGET UPDATE directive
 171   !$omp target update device(0) device(1) from(b)
 172
 173   !$omp target
 174   !ERROR: `DISTRIBUTE` region has to be strictly nested inside `TEAMS` region.
 175   !$omp distribute
 176   do i = 1, N
 177      a = 3.14
 178   enddo
 179   !$omp end distribute
 180   !$omp end target
 181
 182   !$omp target
 183   !$omp teams
 184   !$omp distribute
 185   do i = 1, N
 186      a = 3.14
 187   enddo
 188   !$omp end distribute
 189   !$omp end teams
 190   !$omp end target
 191
 192   !$omp target
 193   !ERROR: `DISTRIBUTE` region has to be strictly nested inside `TEAMS` region.
 194   !ERROR: At most one COLLAPSE clause can appear on the DISTRIBUTE directive
 195   !$omp distribute collapse(2) collapse(3)
 196   do i = 1, N
 197      do j = 1, N
 198         do k = 1, N
 199            a = 3.14
 200         enddo
 201      enddo
 202   enddo
 203   !$omp end distribute
 204   !$omp end target
 205
 206   !$omp target
 207   !$omp teams
 208   !ERROR: At most one COLLAPSE clause can appear on the DISTRIBUTE directive
 209   !$omp distribute collapse(2) collapse(3)
 210   do i = 1, N
 211      do j = 1, N
 212         do k = 1, N
 213            a = 3.14
 214         enddo
 215      enddo
 216   enddo
 217   !$omp end distribute
 218   !$omp end teams
 219   !$omp end target
 220
 221   !$omp target
 222   !ERROR: `DISTRIBUTE` region has to be strictly nested inside `TEAMS` region.
 223   !$omp distribute dist_schedule(static, 2)
 224   do i = 1, N
 225      a = 3.14
 226   enddo
 227   !$omp end distribute
 228   !$omp end target
 229
 230   !$omp target
 231   !$omp teams
 232   !$omp distribute dist_schedule(static, 2)
 233   do i = 1, N
 234      a = 3.14
 235   enddo
 236   !$omp end distribute
 237   !$omp end teams
 238   !$omp end target
 239
 240   !$omp target
 241   !ERROR: `DISTRIBUTE` region has to be strictly nested inside `TEAMS` region.
 242   !ERROR: At most one DIST_SCHEDULE clause can appear on the DISTRIBUTE directive
 243   !$omp distribute dist_schedule(static, 2) dist_schedule(static, 3)
 244   do i = 1, N
 245      a = 3.14
 246   enddo
 247   !$omp end distribute
 248   !$omp end target
 249
 250   !$omp target
 251   !$omp teams
 252   !ERROR: At most one DIST_SCHEDULE clause can appear on the DISTRIBUTE directive
 253   !$omp distribute dist_schedule(static, 2) dist_schedule(static, 3)
 254   do i = 1, N
 255      a = 3.14
 256   enddo
 257   !$omp end distribute
 258   !$omp end teams
 259   !$omp end target
 260
 261 end program main