libgomp/testsuite/libgomp.oacc-fortran/kernels-private-vars-loop-worker-6.f90

   1 ! Test of worker-private variables declared on a loop directive, broadcasting
   2 ! to vector-partitioned mode.  Aggregate worker variable.
   3
   4 ! { dg-do run }
   5
   6 program main
   7   type vec2
   8      integer x, y
   9   end type vec2
  10
  11   integer :: i, j, k, idx, arr(0:32*32*32)
  12   type(vec2) :: pt
  13
  14   do i = 0, 32*32*32-1
  15      arr(i) = i
  16   end do
  17
  18   !$acc kernels copy(arr)
  19   !$acc loop gang(num:32)
  20   do i = 0, 31
  21      !$acc loop worker(num:8) private(pt)
  22      do j = 0, 31
  23         pt%x = ieor(i, j * 3)
  24         pt%y = ior(i, j * 5)
  25
  26         !$acc loop vector(length:32)
  27         do k = 0, 31
  28            arr(i * 1024 + j * 32 + k) = arr(i * 1024 + j * 32 + k) + pt%x * k
  29         end do
  30
  31         !$acc loop vector(length:32)
  32         do k = 0, 31
  33            arr(i * 1024 + j * 32 + k) = arr(i * 1024 + j * 32 + k) + pt%y * k
  34         end do
  35      end do
  36   end do
  37   !$acc end kernels
  38
  39   do i = 0, 32 - 1
  40      do j = 0, 32 -1
  41         do k = 0, 32 - 1
  42            idx = i * 1024 + j * 32 + k
  43            if (arr(idx) .ne. idx + ieor(i, j * 3) * k + ior(i, j * 5) * k) then
  44               call abort
  45            end if
  46         end do
  47      end do
  48   end do
  49 end program main