blob: 95c3ed7ee9c0a121fb8b6ce9f01e018f2f0ed98f [file] [log] [blame]
 ! { dg-do run } ! { dg-additional-options "-Wopenacc-parallelism" } for testing/documenting ! aspects of that functionality. ! Integer reductions program reduction_1 implicit none integer, parameter :: n = 10, ng = 8, nw = 4, vl = 32 integer :: i, vresult, rg, rw, rv, rc logical :: lrg, lrw, lrv, lrc, lvresult integer, dimension (n) :: array do i = 1, n array(i) = i end do ! ! '+' reductions ! rg = 0 rw = 0 rv = 0 rc = 0 vresult = 0 !\$acc parallel num_gangs(ng) copy(rg) !\$acc loop reduction(+:rg) gang do i = 1, n rg = rg + array(i) end do !\$acc end parallel !\$acc parallel num_workers(nw) copy(rw) !\$acc loop reduction(+:rw) worker do i = 1, n rw = rw + array(i) end do !\$acc end parallel !\$acc parallel vector_length(vl) copy(rv) !\$acc loop reduction(+:rv) vector do i = 1, n rv = rv + array(i) end do !\$acc end parallel !\$acc parallel num_gangs(ng) num_workers(nw) vector_length(vl) copy(rc) !\$acc loop reduction(+:rc) gang worker vector do i = 1, n rc = rc + array(i) end do !\$acc end parallel ! Verify the results do i = 1, n vresult = vresult + array(i) end do if (rg .ne. vresult) STOP 1 if (rw .ne. vresult) STOP 2 if (rv .ne. vresult) STOP 3 if (rc .ne. vresult) STOP 4 ! ! '*' reductions ! rg = 1 rw = 1 rv = 1 rc = 1 vresult = 1 !\$acc parallel num_gangs(ng) copy(rg) !\$acc loop reduction(*:rg) gang do i = 1, n rg = rg * array(i) end do !\$acc end parallel !\$acc parallel num_workers(nw) copy(rw) !\$acc loop reduction(*:rw) worker do i = 1, n rw = rw * array(i) end do !\$acc end parallel !\$acc parallel vector_length(vl) copy(rv) !\$acc loop reduction(*:rv) vector do i = 1, n rv = rv * array(i) end do !\$acc end parallel !\$acc parallel num_gangs(ng) num_workers(nw) vector_length(vl) copy(rc) !\$acc loop reduction(*:rc) gang worker vector do i = 1, n rc = rc * array(i) end do !\$acc end parallel ! Verify the results do i = 1, n vresult = vresult * array(i) end do if (rg .ne. vresult) STOP 5 if (rw .ne. vresult) STOP 6 if (rv .ne. vresult) STOP 7 if (rc .ne. vresult) STOP 8 ! ! 'max' reductions ! rg = 0 rw = 0 rv = 0 rc = 0 vresult = 0 !\$acc parallel num_gangs(ng) copy(rg) !\$acc loop reduction(max:rg) gang do i = 1, n rg = max (rg, array(i)) end do !\$acc end parallel !\$acc parallel num_workers(nw) copy(rw) !\$acc loop reduction(max:rw) worker do i = 1, n rw = max (rw, array(i)) end do !\$acc end parallel !\$acc parallel vector_length(vl) copy(rv) !\$acc loop reduction(max:rv) vector do i = 1, n rv = max (rv, array(i)) end do !\$acc end parallel !\$acc parallel num_gangs(ng) Num_workers(nw) vector_length(vl) copy(rc) !\$acc loop reduction(max:rc) gang worker vector do i = 1, n rc = max (rc, array(i)) end do !\$acc end parallel ! Verify the results do i = 1, n vresult = max (vresult, array(i)) end do if (rg .ne. vresult) STOP 9 if (rw .ne. vresult) STOP 10 if (rv .ne. vresult) STOP 11 if (rc .ne. vresult) STOP 12 ! ! 'min' reductions ! rg = 0 rw = 0 rv = 0 rc = 0 vresult = 0 !\$acc parallel num_gangs(ng) copy(rg) !\$acc loop reduction(min:rg) gang do i = 1, n rg = min (rg, array(i)) end do !\$acc end parallel !\$acc parallel num_workers(nw) copy(rw) !\$acc loop reduction(min:rw) worker do i = 1, n rw = min (rw, array(i)) end do !\$acc end parallel !\$acc parallel vector_length(vl) copy(rv) !\$acc loop reduction(min:rv) vector do i = 1, n rv = min (rv, array(i)) end do !\$acc end parallel !\$acc parallel num_gangs(ng) num_workers(nw) vector_length(vl) copy(rc) !\$acc loop reduction(min:rc) gang worker vector do i = 1, n rc = min (rc, array(i)) end do !\$acc end parallel ! Verify the results do i = 1, n vresult = min (vresult, array(i)) end do if (rg .ne. vresult) STOP 13 if (rw .ne. vresult) STOP 14 if (rv .ne. vresult) STOP 15 if (rc .ne. vresult) STOP 16 ! ! 'iand' reductions ! rg = 1 rw = 1 rv = 1 rc = 1 vresult = 1 !\$acc parallel num_gangs(ng) copy(rg) !\$acc loop reduction(iand:rg) gang do i = 1, n rg = iand (rg, array(i)) end do !\$acc end parallel !\$acc parallel num_workers(nw) copy(rw) !\$acc loop reduction(iand:rw) worker do i = 1, n rw = iand (rw, array(i)) end do !\$acc end parallel !\$acc parallel vector_length(vl) copy(rv) !\$acc loop reduction(iand:rv) vector do i = 1, n rv = iand (rv, array(i)) end do !\$acc end parallel !\$acc parallel num_gangs(ng) num_workers(nw) vector_length(vl) copy(rc) !\$acc loop reduction(iand:rc) gang worker vector do i = 1, n rc = iand (rc, array(i)) end do !\$acc end parallel ! Verify the results do i = 1, n vresult = iand (vresult, array(i)) end do if (rg .ne. vresult) STOP 17 if (rw .ne. vresult) STOP 18 if (rv .ne. vresult) STOP 19 if (rc .ne. vresult) STOP 20 ! ! 'ior' reductions ! rg = 0 rw = 0 rv = 0 rc = 0 vresult = 0 !\$acc parallel num_gangs(ng) copy(rg) !\$acc loop reduction(ior:rg) gang do i = 1, n rg = ior (rg, array(i)) end do !\$acc end parallel !\$acc parallel num_workers(nw) copy(rw) !\$acc loop reduction(ior:rw) worker do i = 1, n rw = ior (rw, array(i)) end do !\$acc end parallel !\$acc parallel vector_length(vl) copy(rv) ! { dg-warning "region is vector partitioned but does not contain vector partitioned code" "" { target *-*-* } .-1 } !\$acc loop reduction(ior:rv) gang do i = 1, n rv = ior (rv, array(i)) end do !\$acc end parallel !\$acc parallel num_gangs(ng) num_workers(nw) vector_length(vl) copy(rc) !\$acc loop reduction(ior:rc) gang worker vector do i = 1, n rc = ior (rc, array(i)) end do !\$acc end parallel ! Verify the results do i = 1, n vresult = ior (vresult, array(i)) end do if (rg .ne. vresult) STOP 21 if (rw .ne. vresult) STOP 22 if (rv .ne. vresult) STOP 23 if (rc .ne. vresult) STOP 24 ! ! 'ieor' reductions ! rg = 0 rw = 0 rv = 0 rc = 0 vresult = 0 !\$acc parallel num_gangs(ng) copy(rg) !\$acc loop reduction(ieor:rg) gang do i = 1, n rg = ieor (rg, array(i)) end do !\$acc end parallel !\$acc parallel num_workers(nw) copy(rw) !\$acc loop reduction(ieor:rw) worker do i = 1, n rw = ieor (rw, array(i)) end do !\$acc end parallel !\$acc parallel vector_length(vl) copy(rv) !\$acc loop reduction(ieor:rv) vector do i = 1, n rv = ieor (rv, array(i)) end do !\$acc end parallel !\$acc parallel num_gangs(ng) num_workers(nw) vector_length(vl) copy(rc) !\$acc loop reduction(ieor:rc) gang worker vector do i = 1, n rc = ieor (rc, array(i)) end do !\$acc end parallel ! Verify the results do i = 1, n vresult = ieor (vresult, array(i)) end do if (rg .ne. vresult) STOP 25 if (rw .ne. vresult) STOP 26 if (rv .ne. vresult) STOP 27 if (rc .ne. vresult) STOP 28 ! ! '.and.' reductions ! lrg = .true. lrw = .true. lrv = .true. lrc = .true. lvresult = .true. !\$acc parallel num_gangs(ng) copy(lrg) !\$acc loop reduction(.and.:lrg) gang do i = 1, n lrg = lrg .and. (array(i) .ge. 5) end do !\$acc end parallel !\$acc parallel num_workers(nw) copy(lrw) !\$acc loop reduction(.and.:lrw) worker do i = 1, n lrw = lrw .and. (array(i) .ge. 5) end do !\$acc end parallel !\$acc parallel vector_length(vl) copy(lrv) !\$acc loop reduction(.and.:lrv) vector do i = 1, n lrv = lrv .and. (array(i) .ge. 5) end do !\$acc end parallel !\$acc parallel num_gangs(ng) num_workers(nw) vector_length(vl) copy(lrc) !\$acc loop reduction(.and.:lrc) gang worker vector do i = 1, n lrc = lrc .and. (array(i) .ge. 5) end do !\$acc end parallel ! Verify the results do i = 1, n lvresult = lvresult .and. (array(i) .ge. 5) end do if (lrg .neqv. lvresult) STOP 29 if (lrw .neqv. lvresult) STOP 30 if (lrv .neqv. lvresult) STOP 31 if (lrc .neqv. lvresult) STOP 32 ! ! '.or.' reductions ! lrg = .true. lrw = .true. lrv = .true. lrc = .true. lvresult = .false. !\$acc parallel num_gangs(ng) copy(lrg) !\$acc loop reduction(.or.:lrg) gang do i = 1, n lrg = lrg .or. (array(i) .ge. 5) end do !\$acc end parallel !\$acc parallel num_workers(nw) copy(lrw) !\$acc loop reduction(.or.:lrw) worker do i = 1, n lrw = lrw .or. (array(i) .ge. 5) end do !\$acc end parallel !\$acc parallel vector_length(vl) copy(lrv) !\$acc loop reduction(.or.:lrv) vector do i = 1, n lrv = lrv .or. (array(i) .ge. 5) end do !\$acc end parallel !\$acc parallel num_gangs(ng) num_workers(nw) vector_length(vl) copy(lrc) !\$acc loop reduction(.or.:lrc) gang worker vector do i = 1, n lrc = lrc .or. (array(i) .ge. 5) end do !\$acc end parallel ! Verify the results do i = 1, n lvresult = lvresult .or. (array(i) .ge. 5) end do if (lrg .neqv. lvresult) STOP 33 if (lrw .neqv. lvresult) STOP 34 if (lrv .neqv. lvresult) STOP 35 if (lrc .neqv. lvresult) STOP 36 ! ! '.eqv.' reductions ! lrg = .true. lrw = .true. lrv = .true. lrc = .true. lvresult = .true. !\$acc parallel num_gangs(ng) copy(lrg) !\$acc loop reduction(.eqv.:lrg) gang do i = 1, n lrg = lrg .eqv. (array(i) .ge. 5) end do !\$acc end parallel !\$acc parallel num_workers(nw) copy(lrw) !\$acc loop reduction(.eqv.:lrw) worker do i = 1, n lrw = lrw .eqv. (array(i) .ge. 5) end do !\$acc end parallel !\$acc parallel vector_length(vl) copy(lrv) !\$acc loop reduction(.eqv.:lrv) vector do i = 1, n lrv = lrv .eqv. (array(i) .ge. 5) end do !\$acc end parallel !\$acc parallel num_workers(nw) vector_length(vl) copy(lrc) !\$acc loop reduction(.eqv.:lrc) gang worker vector do i = 1, n lrc = lrc .eqv. (array(i) .ge. 5) end do !\$acc end parallel ! Verify the results do i = 1, n lvresult = lvresult .eqv. (array(i) .ge. 5) end do if (lrg .neqv. lvresult) STOP 37 if (lrw .neqv. lvresult) STOP 38 if (lrv .neqv. lvresult) STOP 39 if (lrc .neqv. lvresult) STOP 40 ! ! '.neqv.' reductions ! lrg = .true. lrw = .true. lrv = .true. lrc = .true. lvresult = .true. !\$acc parallel num_gangs(ng) copy(lrg) !\$acc loop reduction(.neqv.:lrg) gang do i = 1, n lrg = lrg .neqv. (array(i) .ge. 5) end do !\$acc end parallel !\$acc parallel num_workers(nw) copy(lrw) !\$acc loop reduction(.neqv.:lrw) worker do i = 1, n lrw = lrw .neqv. (array(i) .ge. 5) end do !\$acc end parallel !\$acc parallel vector_length(vl) copy(lrv) !\$acc loop reduction(.neqv.:lrv) vector do i = 1, n lrv = lrv .neqv. (array(i) .ge. 5) end do !\$acc end parallel !\$acc parallel num_gangs(ng) num_workers(nw) vector_length(vl) copy(lrc) !\$acc loop reduction(.neqv.:lrc) gang worker vector do i = 1, n lrc = lrc .neqv. (array(i) .ge. 5) end do !\$acc end parallel ! Verify the results do i = 1, n lvresult = lvresult .neqv. (array(i) .ge. 5) end do if (lrg .neqv. lvresult) STOP 41 if (lrw .neqv. lvresult) STOP 42 if (lrv .neqv. lvresult) STOP 43 if (lrc .neqv. lvresult) STOP 44 end program reduction_1