libgomp/testsuite/libgomp.oacc-fortran/routine-1.f90

   1 ! { dg-do run }
   2 ! { dg-options "-fno-inline" }
   3
   4 ! { dg-additional-options "-fopt-info-all-omp" }
   5 ! { dg-additional-options "-foffload=-fopt-info-all-omp" }
   6
   7 ! { dg-additional-options "--param=openacc-privatization=noisy" }
   8 ! { dg-additional-options "-foffload=--param=openacc-privatization=noisy" }
   9 ! Prune a few: uninteresting, and potentially varying depending on GCC configuration (data types):
  10 ! { dg-prune-output {note: variable 'D\.[0-9]+' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} }
  11
  12   interface
  13     recursive function fact (x)
  14       !$acc routine
  15       integer, intent(in) :: x
  16       integer :: fact
  17     end function fact
  18   end interface
  19   integer, parameter :: n = 10
  20   integer :: a(n), i
  21   !$acc parallel
  22   !$acc loop ! { dg-line l_loop1 }
  23   ! { dg-note {variable 'i' in 'private' clause is candidate for adjusting OpenACC privatization level} {} { target *-*-* } l_loop1 }
  24   !   { dg-note {variable 'i' ought to be adjusted for OpenACC privatization level: 'vector'} {} { target *-*-* } l_loop1 }
  25   !   { dg-note {variable 'i' adjusted for OpenACC privatization level: 'vector'} {} { target { ! openacc_host_selected } } l_loop1 }
  26   ! { dg-note {variable 'i\.[0-9]+' in 'private' clause isn't candidate for adjusting OpenACC privatization level: not addressable} {} { target *-*-* } l_loop1 }
  27   ! { dg-optimized {assigned OpenACC gang vector loop parallelism} {} { target *-*-* } l_loop1 }
  28   do i = 1, n
  29      a(i) = fact (i) ! { dg-optimized {assigned OpenACC seq loop parallelism} }
  30   end do
  31   !$acc end parallel
  32   do i = 1, n
  33      if (a(i) .ne. fact(i)) STOP 1
  34   end do
  35 end
  36 recursive function fact (x) result (res)
  37   !$acc routine
  38   integer, intent(in) :: x
  39   integer :: res
  40   if (x < 1) then
  41      res = 1
  42   else
  43      res = x * fact (x - 1) ! { dg-optimized {assigned OpenACC seq loop parallelism} }
  44   end if
  45 end function fact