libgomp/testsuite/libgomp.oacc-fortran/routine-9.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 program main
  13   implicit none
  14   integer, parameter :: n = 10
  15   integer :: a(n), i
  16   integer, external :: fact
  17   !$acc routine (fact)
  18   !$acc parallel
  19   !$acc loop ! { dg-line l_loop1 }
  20   ! { dg-note {variable 'i' in 'private' clause is candidate for adjusting OpenACC privatization level} {} { target *-*-* } l_loop1 }
  21   !   { dg-note {variable 'i' ought to be adjusted for OpenACC privatization level: 'vector'} {} { target *-*-* } l_loop1 }
  22   !   { dg-note {variable 'i' adjusted for OpenACC privatization level: 'vector'} {} { target { ! openacc_host_selected } } l_loop1 }
  23   ! { dg-note {variable 'i\.[0-9]+' in 'private' clause isn't candidate for adjusting OpenACC privatization level: not addressable} {} { target *-*-* } l_loop1 }
  24   ! { dg-optimized {assigned OpenACC gang vector loop parallelism} {} { target *-*-* } l_loop1 }
  25   do i = 1, n
  26      a(i) = fact (i) ! { dg-optimized {assigned OpenACC seq loop parallelism} }
  27   end do
  28   !$acc end parallel
  29   do i = 1, n
  30      if (a(i) .ne. fact(i)) STOP 1
  31   end do
  32 end program main
  33
  34 recursive function fact (x) result (res)
  35   implicit none
  36   !$acc routine (fact)
  37   integer, intent(in) :: x
  38   integer :: res
  39   if (x < 1) then
  40      res = 1
  41   else
  42      res = x * fact(x - 1) ! { dg-optimized {assigned OpenACC seq loop parallelism} }
  43   end if
  44 end function fact