module fd4_globaldef_mod
module stack_mod
Types:
public type fd4_mpi
Variables:
integer, public, parameter :: MPI_I4K = MPI_INTEGER
integer, public, parameter :: MPI_I8K = MPI_INTEGER8
integer, public, parameter :: MPI_I_K = MPI_INTEGER
integer, public, parameter :: MPI_R4K = MPI_REAL
integer, public, parameter :: MPI_R8K = MPI_DOUBLE_PRECISION
integer, public, parameter :: MPI_R_K = MPI_DOUBLE_PRECISION
integer (kind=i_k), public, parameter :: MPI_R_K_size = 8
TODO:
Author: Matthias Lieber
See also: module kinds_mod
public type fd4_mpi
integer :: comm
integer :: rank
integer :: nprocs
integer, pointer, dimension (:) :: recvcnt
integer, pointer, dimension (:) :: recvdis
integer, pointer, dimension (:) :: sendcnt
integer, pointer, dimension (:) :: senddis
integer (kind=i_k), pointer, dimension (:) :: sendint
integer (kind=i_k), pointer, dimension (:) :: recvint
real (kind=r4k), pointer, dimension (:) :: sendreal
real (kind=r4k), pointer, dimension (:) :: recvreal
type (stack) :: requests
integer, pointer, dimension (:,:) :: statuses
end type fd4_mpi
Components:| comm | MPI communicator |
| rank | MPI rank |
| nprocs | number of MPI processes |
| recvcnt | for MPI_All2allv |
| recvdis | for MPI_All2allv |
| sendcnt | for MPI_All2allv |
| senddis | for MPI_All2allv |
| sendint | to exchange integers with neighbors |
| recvint | to exchange integers with neighbors |
| sendreal | to exchange integers with neighbors |
| recvreal | to exchange integers with neighbors |
| requests | requests for non-blocking communication |
| statuses | array of statuses |