Retro68/gcc/libgomp/testsuite/libgomp.oacc-fortran/asyncwait-3.f90
2017-04-10 13:32:00 +02:00

70 lines
989 B
Fortran

! { dg-do run }
program asyncwait
integer, parameter :: N = 64
real, allocatable :: a(:), b(:), c(:)
integer i
allocate (a(N))
allocate (b(N))
allocate (c(N))
!$acc parallel async (0)
!$acc loop
do i = 1, N
a(i) = 1
end do
!$acc end parallel
!$acc parallel async (1)
!$acc loop
do i = 1, N
b(i) = 1
end do
!$acc end parallel
!$acc wait (0, 1)
!$acc parallel
!$acc loop
do i = 1, N
c(i) = a(i) + b(i)
end do
!$acc end parallel
do i = 1, N
if (c(i) .ne. 2.0) call abort
end do
!$acc kernels async (0)
!$acc loop
do i = 1, N
a(i) = 1
end do
!$acc end kernels
!$acc kernels async (1)
!$acc loop
do i = 1, N
b(i) = 1
end do
!$acc end kernels
!$acc wait (0, 1)
!$acc kernels
!$acc loop
do i = 1, N
c(i) = a(i) + b(i)
end do
!$acc end kernels
do i = 1, N
if (c(i) .ne. 2.0) call abort
end do
deallocate (a)
deallocate (b)
deallocate (c)
end program asyncwait