c42cfb5ca3
gcc/ PR lto/70289 PR ipa/70348 PR tree-optimization/70373 PR middle-end/70533 PR middle-end/70534 PR middle-end/70535 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data clauses for acc parallel reductions as necessary. Error on those that are private. * omp-low.c (scan_sharing_clauses): Don't install variables which are used in acc parallel reductions. (lower_rec_input_clauses): Remove dead code. (lower_oacc_reductions): Add support for reference reductions. (lower_reduction_clauses): Remove dead code. (lower_omp_target): Don't remap variables appearing in acc parallel reductions. * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro. gcc/testsuite/ * c-c++-common/goacc/reduction-5.c: New test. * c-c++-common/goacc/reduction-promotions.c: New test. * gfortran.dg/goacc/reduction-3.f95: New test. * gfortran.dg/goacc/reduction-promotions.f90: New test. libgomp/ * testsuite/libgomp.oacc-c-c++-common/loop-reduction-gang-np-1.c: New test. * testsuite/libgomp.oacc-c-c++-common/loop-reduction-gw-np-1.c: New test. * testsuite/libgomp.oacc-c-c++-common/loop-reduction-gwv-np-1.c: New test. * testsuite/libgomp.oacc-c-c++-common/loop-reduction-gwv-np-2.c: New test. * testsuite/libgomp.oacc-c-c++-common/loop-reduction-gwv-np-3.c: New test. * testsuite/libgomp.oacc-c-c++-common/loop-reduction-gwv-np-4.c: New test. * testsuite/libgomp.oacc-c-c++-common/loop-reduction-vector-p-1.c: New test. * testsuite/libgomp.oacc-c-c++-common/loop-reduction-vector-p-2.c: New test. * testsuite/libgomp.oacc-c-c++-common/loop-reduction-worker-p-1.c: New test. * testsuite/libgomp.oacc-c-c++-common/loop-reduction-wv-p-1.c: New test. * testsuite/libgomp.oacc-c-c++-common/loop-reduction-wv-p-2.c: New test. * testsuite/libgomp.oacc-c-c++-common/loop-reduction-wv-p-3.c: New test. * testsuite/libgomp.oacc-c-c++-common/par-loop-comb-reduction-1.c: New test. * testsuite/libgomp.oacc-c-c++-common/par-loop-comb-reduction-2.c: New test. * testsuite/libgomp.oacc-c-c++-common/par-loop-comb-reduction-3.c: New test. * testsuite/libgomp.oacc-c-c++-common/par-loop-comb-reduction-4.c: New test. * testsuite/libgomp.oacc-c-c++-common/par-reduction-1.c: Add test coverage. * testsuite/libgomp.oacc-c-c++-common/par-reduction-2.c: Likewise. * testsuite/libgomp.oacc-c-c++-common/parallel-dims.c: Likewise. * testsuite/libgomp.oacc-c-c++-common/parallel-reduction.c: New test. * testsuite/libgomp.oacc-c-c++-common/pr70289.c: New test. * testsuite/libgomp.oacc-c-c++-common/pr70373.c: New test. * testsuite/libgomp.oacc-c-c++-common/reduction-1.c: Add test coverage. * testsuite/libgomp.oacc-c-c++-common/reduction-2.c: Likewise. * testsuite/libgomp.oacc-c-c++-common/reduction-3.c: Likewise. * testsuite/libgomp.oacc-c-c++-common/reduction-4.c: Likewise. * testsuite/libgomp.oacc-c-c++-common/reduction-5.c: Likewise. * testsuite/libgomp.oacc-c-c++-common/reduction-6.c: New test. * testsuite/libgomp.oacc-c-c++-common/reduction.h: New test. * testsuite/libgomp.oacc-fortran/parallel-reduction.f90: New test. * testsuite/libgomp.oacc-fortran/pr70289.f90: New test. * testsuite/libgomp.oacc-fortran/reduction-1.f90: Add test coverage. * testsuite/libgomp.oacc-fortran/reduction-2.f90: Likewise. * testsuite/libgomp.oacc-fortran/reduction-3.f90: Likewise. * testsuite/libgomp.oacc-fortran/reduction-4.f90: Likewise. * testsuite/libgomp.oacc-fortran/reduction-5.f90: Likewise. * testsuite/libgomp.oacc-fortran/reduction-6.f90: Likewise. * testsuite/libgomp.oacc-fortran/reduction-7.f90: New test. From-SVN: r234840
113 lines
2.2 KiB
Fortran
113 lines
2.2 KiB
Fortran
! { dg-do run }
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! complex reductions
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program reduction_4
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implicit none
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integer, parameter :: n = 10, ng = 8, nw = 4, vl = 32
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integer :: i
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real :: vresult, rg, rw, rv, rc
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complex, dimension (n) :: array
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do i = 1, n
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array(i) = i
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end do
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!
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! '+' reductions
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!
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rg = 0
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rw = 0
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rv = 0
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rc = 0
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vresult = 0
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!$acc parallel num_gangs(ng) copy(rg)
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!$acc loop reduction(+:rg) gang
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do i = 1, n
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rg = rg + REAL(array(i))
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end do
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!$acc end parallel
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!$acc parallel num_workers(nw) copy(rw)
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!$acc loop reduction(+:rw) worker
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do i = 1, n
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rw = rw + REAL(array(i))
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end do
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!$acc end parallel
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!$acc parallel vector_length(vl) copy(rv)
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!$acc loop reduction(+:rv) vector
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do i = 1, n
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rv = rv + REAL(array(i))
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end do
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!$acc end parallel
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!$acc parallel num_gangs(ng) num_workers(nw) vector_length(vl) copy(rc)
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!$acc loop reduction(+:rc) gang worker vector
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do i = 1, n
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rc = rc + REAL(array(i))
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end do
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!$acc end parallel
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! Verify the results
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do i = 1, n
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vresult = vresult + REAL(array(i))
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end do
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if (rg .ne. vresult) call abort
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if (rw .ne. vresult) call abort
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if (rv .ne. vresult) call abort
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if (rc .ne. vresult) call abort
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!
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! '*' reductions
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!
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rg = 1
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rw = 1
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rv = 1
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rc = 1
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vresult = 1
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!$acc parallel num_gangs(ng) copy(rg)
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!$acc loop reduction(*:rg) gang
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do i = 1, n
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rg = rg * REAL(array(i))
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end do
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!$acc end parallel
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!$acc parallel num_workers(nw) copy(rw)
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!$acc loop reduction(*:rw) worker
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do i = 1, n
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rw = rw * REAL(array(i))
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end do
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!$acc end parallel
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!$acc parallel vector_length(vl) copy(rv)
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!$acc loop reduction(*:rv) vector
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do i = 1, n
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rv = rv * REAL(array(i))
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end do
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!$acc end parallel
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!$acc parallel num_gangs(ng) num_workers(nw) vector_length(vl) copy(rc)
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!$acc loop reduction(*:rc) gang worker vector
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do i = 1, n
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rc = rc * REAL(array(i))
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end do
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!$acc end parallel
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! Verify the results
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do i = 1, n
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vresult = vresult * REAL(array(i))
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end do
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if (rg .ne. vresult) call abort
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if (rw .ne. vresult) call abort
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if (rv .ne. vresult) call abort
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if (rc .ne. vresult) call abort
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end program reduction_4
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