diff options
Diffstat (limited to 'libgomp/testsuite/libgomp.fortran/examples-4/e.51.5.f90')
-rw-r--r-- | libgomp/testsuite/libgomp.fortran/examples-4/e.51.5.f90 | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/libgomp/testsuite/libgomp.fortran/examples-4/e.51.5.f90 b/libgomp/testsuite/libgomp.fortran/examples-4/e.51.5.f90 new file mode 100644 index 00000000000..01a41adb0f4 --- /dev/null +++ b/libgomp/testsuite/libgomp.fortran/examples-4/e.51.5.f90 @@ -0,0 +1,53 @@ +! { dg-do run } + +module e_51_5_mod +contains + subroutine init (v1, v2, N) + integer :: i, N + real :: v1(N), v2(N) + do i = 1, N + v1(i) = i + 2.0 + v2(i) = i - 3.0 + end do + end subroutine + + subroutine check (p, N) + integer :: i, N + real, parameter :: EPS = 0.00001 + real :: diff, p(N) + do i = 1, N + diff = p(i) - (i + 2.0) * (i - 3.0) + if (diff > EPS .or. -diff > EPS) call abort + end do + end subroutine + + subroutine foo (p, v1, v2, N) + real, dimension(:) :: p, v1, v2 + integer :: N + call init (v1, v2, N) + !$omp target data map(to: v1, v2, N) map(from: p) + call vec_mult (p, v1, v2, N) + !$omp end target data + call check (p, N) + end subroutine + + subroutine vec_mult (p, v1, v2, N) + real, dimension(:) :: p, v1, v2 + integer :: i, N + !$omp target map(to: v1, v2, N) map(from: p) + !$omp parallel do + do i = 1, N + p(i) = v1(i) * v2(i) + end do + !$omp end target + end subroutine +end module + +program e_51_5 + use e_51_5_mod, only : foo + integer, parameter :: N = 1024 + real, allocatable, dimension(:) :: p, v1, v2 + allocate(p(N), v1(N), v2(N)) + call foo (p, v1, v2, N) + deallocate (p, v1, v2) +end program |