| [10299] | 1 | ! !== IN: ptab is an array ==! |
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| 2 | # if defined REAL_TYPE |
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| 3 | # define ARRAY_TYPE(i) REAL(wp) , INTENT(inout) :: ARRAY_IN(i) |
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| 4 | # define TMP_TYPE(i) REAL(wp) , ALLOCATABLE :: work(i) |
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| 5 | # define MPI_TYPE mpi_double_precision |
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| 6 | # endif |
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| 7 | # if defined INTEGER_TYPE |
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| 8 | # define ARRAY_TYPE(i) INTEGER , INTENT(inout) :: ARRAY_IN(i) |
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| 9 | # define TMP_TYPE(i) INTEGER , ALLOCATABLE :: work(i) |
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| 10 | # define MPI_TYPE mpi_integer |
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| 11 | # endif |
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| 12 | # if defined COMPLEX_TYPE |
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| 13 | # define ARRAY_TYPE(i) COMPLEX , INTENT(inout) :: ARRAY_IN(i) |
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| 14 | # define TMP_TYPE(i) COMPLEX , ALLOCATABLE :: work(i) |
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| 15 | # define MPI_TYPE mpi_double_complex |
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| 16 | # endif |
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| 17 | # if defined DIM_0d |
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| 18 | # define ARRAY_IN(i) ptab |
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| 19 | # define I_SIZE(ptab) 1 |
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| 20 | # endif |
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| 21 | # if defined DIM_1d |
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| 22 | # define ARRAY_IN(i) ptab(i) |
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| 23 | # define I_SIZE(ptab) SIZE(ptab,1) |
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| 24 | # endif |
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| 25 | # if defined OPERATION_MAX |
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| 26 | # define MPI_OPERATION mpi_max |
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| 27 | # endif |
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| 28 | # if defined OPERATION_MIN |
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| 29 | # define MPI_OPERATION mpi_min |
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| 30 | # endif |
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| 31 | # if defined OPERATION_SUM |
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| 32 | # define MPI_OPERATION mpi_sum |
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| 33 | # endif |
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| 34 | # if defined OPERATION_SUM_DD |
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| 35 | # define MPI_OPERATION mpi_sumdd |
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| 36 | # endif |
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| 37 | |
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| 38 | SUBROUTINE ROUTINE_ALLREDUCE( cdname, ptab, kdim, kcom ) |
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| 39 | !!---------------------------------------------------------------------- |
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| 40 | CHARACTER(len=*), INTENT(in ) :: cdname ! name of the calling subroutine |
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| 41 | ARRAY_TYPE(:) ! array or pointer of arrays on which the boundary condition is applied |
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| 42 | INTEGER, OPTIONAL, INTENT(in ) :: kdim ! optional pointer dimension |
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| 43 | INTEGER, OPTIONAL, INTENT(in ) :: kcom ! optional communicator |
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| [10314] | 44 | #if defined key_mpp_mpi |
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| [10299] | 45 | ! |
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| 46 | INTEGER :: ipi, ii, ierr |
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| 47 | INTEGER :: ierror, ilocalcomm |
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| 48 | TMP_TYPE(:) |
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| [10314] | 49 | !!----------------------------------------------------------------------- |
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| [10299] | 50 | ! |
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| [10314] | 51 | IF( narea == 1 .AND. numcom == -1 ) CALL mpp_report( cdname, ld_glb = .TRUE. ) |
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| 52 | ! |
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| [10299] | 53 | ilocalcomm = mpi_comm_oce |
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| 54 | IF( PRESENT(kcom) ) ilocalcomm = kcom |
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| 55 | ! |
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| 56 | IF( PRESENT(kdim) ) then |
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| 57 | ipi = kdim |
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| 58 | ELSE |
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| 59 | ipi = I_SIZE(ptab) ! 1st dimension |
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| 60 | ENDIF |
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| [10314] | 61 | ! |
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| 62 | ALLOCATE(work(ipi)) |
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| [10300] | 63 | IF( ln_timing ) CALL tic_tac(.TRUE., ld_global = .TRUE.) |
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| [10299] | 64 | CALL mpi_allreduce( ARRAY_IN(:), work, ipi, MPI_TYPE, MPI_OPERATION, ilocalcomm, ierror ) |
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| [10314] | 65 | IF( ln_timing ) CALL tic_tac(.FALSE., ld_global = .TRUE.) |
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| [10299] | 66 | DO ii = 1, ipi |
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| 67 | ARRAY_IN(ii) = work(ii) |
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| 68 | ENDDO |
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| 69 | DEALLOCATE(work) |
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| [10314] | 70 | #else |
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| [10402] | 71 | ! nothing to do if non-mpp case |
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| 72 | RETURN |
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| [10314] | 73 | #endif |
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| [10299] | 74 | |
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| 75 | END SUBROUTINE ROUTINE_ALLREDUCE |
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| 76 | |
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| 77 | #undef ARRAY_TYPE |
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| 78 | #undef ARRAY_IN |
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| 79 | #undef I_SIZE |
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| 80 | #undef MPI_OPERATION |
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| 81 | #undef TMP_TYPE |
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| 82 | #undef MPI_TYPE |
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