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!! |
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!! @author Charles F. Vardeman II |
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!! @author Matthew Meineke |
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!! @version $Id: mpiSimulation_module.F90,v 1.5 2003-07-17 19:25:51 chuckv Exp $, $Date: 2003-07-17 19:25:51 $, $Name: not supported by cvs2svn $, $Revision: 1.5 $ |
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!! @version $Id: mpiSimulation_module.F90,v 1.6 2003-08-13 21:20:20 chuckv Exp $, $Date: 2003-08-13 21:20:20 $, $Name: not supported by cvs2svn $, $Revision: 1.6 $ |
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module mpiSimulation |
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use definitions |
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public :: mpi_status_size |
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public :: mpi_any_source |
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!! Safety logical to prevent access to ComponetPlan until |
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!! set by C++. |
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logical :: ComponentPlanSet = .false. |
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!! generic mpi error declaration. |
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integer,public :: mpi_err |
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< |
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> |
#ifdef PROFILE |
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> |
public :: printCommTime |
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|
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real(kind = dp ) :: commTime = 0.0_dp |
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real(kind = dp ) :: commTimeInitial,commTimeFinal |
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#endif |
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|
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!! Include mpiComponentPlan type. mpiComponentPlan is a |
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!! dual header file for both c and fortran. |
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#define __FORTRAN90 |
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if (present(status)) status = 0 |
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noffset = this_plan%displs(this_plan%myPlanRank) |
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< |
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> |
#ifdef PROFILE |
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> |
commTimeInitial = mpi_wtime() |
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> |
#endif |
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call mpi_allgatherv(sbuffer,this_plan%gsPlanSize, mpi_double_precision, & |
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rbuffer,this_plan%counts,this_plan%displs,mpi_double_precision, & |
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this_plan%myPlanComm, mpi_err) |
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#ifdef PROFILE |
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commTimeFinal = mpi_wtime() |
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commTime = commTime + commTimeFinal - commTimeInitial |
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#endif |
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if (mpi_err /= 0) then |
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if (present(status)) status = -1 |
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if (present(status)) status = 0 |
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|
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! noffset = this_plan%displs(this_plan%me) |
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< |
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> |
#ifdef PROFILE |
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commTimeInitial = mpi_wtime() |
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> |
#endif |
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> |
|
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call mpi_allgatherv(sbuffer,this_plan%gsPlanSize, mpi_double_precision, & |
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rbuffer,this_plan%counts,this_plan%displs,mpi_double_precision, & |
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this_plan%myPlanComm, mpi_err) |
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|
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#ifdef PROFILE |
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commTimeFinal = mpi_wtime() |
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commTime = commTime + commTimeFinal - commTimeInitial |
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#endif |
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if (mpi_err /= 0) then |
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if (present(status)) status = -1 |
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if (present(status)) status = 0 |
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#ifdef PROFILE |
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commTimeInitial = mpi_wtime() |
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#endif |
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call mpi_reduce_scatter(sbuffer,rbuffer, this_plan%counts, & |
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mpi_double_precision, MPI_SUM, this_plan%myPlanComm, mpi_err) |
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#ifdef PROFILE |
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commTimeFinal = mpi_wtime() |
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commTime = commTime + commTimeFinal - commTimeInitial |
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#endif |
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|
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if (mpi_err /= 0) then |
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if (present(status)) status = -1 |
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external mpi_reduce_scatter |
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|
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if (present(status)) status = 0 |
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#ifdef PROFILE |
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commTimeInitial = mpi_wtime() |
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#endif |
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|
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call mpi_reduce_scatter(sbuffer,rbuffer, this_plan%counts, & |
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mpi_double_precision, MPI_SUM, this_plan%myPlanComm, mpi_err) |
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#ifdef PROFILE |
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commTimeFinal = mpi_wtime() |
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commTime = commTime + commTimeFinal - commTimeInitial |
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#endif |
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|
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if (mpi_err /= 0) then |
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if (present(status)) status = -1 |
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myNode = mpiSim%myNode |
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end function getMyNode |
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|
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#ifdef PROFILE |
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subroutine printCommTime() |
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|
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write(*,*) "MPI communication time is: ", commTime |
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|
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end subroutine printCommTime |
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#endif |
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|
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#endif // is_mpi |
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end module mpiSimulation |
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