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Fix mpi 3 interface change

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This commit is contained in:
Peter Boyle 2017-08-19 13:18:50 -04:00
parent 7d88198387
commit 0b0cf62193
2 changed files with 18 additions and 18 deletions
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11
lib/communicator/Communicator_mpi3.cc
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@ -621,6 +621,17 @@ void CartesianCommunicator::SendToRecvFromBegin(std::vector<CommsRequest_t> &lis
}
}
double CartesianCommunicator::StencilSendToRecvFrom( void *xmit,
int dest,
void *recv,
int from,
int bytes,int dir)
{
std::vector<CommsRequest_t> list;
StencilSendToRecvFromBegin(list,xmit,dest,recv,from,bytes,dir);
StencilSendToRecvFromComplete(list,dir);
}
double CartesianCommunicator::StencilSendToRecvFromBegin(std::vector<CommsRequest_t> &list,
void *xmit,
int dest,

25
lib/communicator/Communicator_mpit.cc
View File

@ -242,17 +242,12 @@ double CartesianCommunicator::StencilSendToRecvFromBegin(std::vector<CommsReques
int recv_from_rank,
int bytes,int dir)
{
int myrank = _processor;
int ierr;
assert(dir < communicator_halo.size());
ierr=MPI_Sendrecv(xmit,bytes,MPI_CHAR,xmit_to_rank,myrank,
recv,bytes,MPI_CHAR,recv_from_rank, recv_from_rank,
communicator_halo[dir],MPI_STATUS_IGNORE);
assert(ierr==0);
return 2.0*bytes;
StencilSendToRecvFrom(xmit,xmit_to_rank,recv,recv_from_rank,bytes,dir);
}
void CartesianCommunicator::StencilSendToRecvFromComplete(std::vector<CommsRequest_t> &waitall,int dir)
{
// Do nothing
};
double CartesianCommunicator::StencilSendToRecvFrom(void *xmit,
int xmit_to_rank,
void *recv,
@ -266,17 +261,11 @@ double CartesianCommunicator::StencilSendToRecvFrom(void *xmit,
// std::cout << " sending on communicator "<<dir<<" " <<communicator_halo[dir]<<std::endl;
// Give the CPU to MPI immediately; can use threads to overlap optionally
MPI_Request req[2];
MPI_Irecv(recv,bytes,MPI_CHAR,recv_from_rank,recv_from_rank,
communicator_halo[dir],&req[1]);
MPI_Isend(xmit,bytes,MPI_CHAR,xmit_to_rank,myrank,
communicator_halo[dir], &req[0]);
MPI_Irecv(recv,bytes,MPI_CHAR,recv_from_rank,recv_from_rank, communicator_halo[dir],&req[1]);
MPI_Isend(xmit,bytes,MPI_CHAR,xmit_to_rank,myrank, communicator_halo[dir], &req[0]);
MPI_Waitall(2, req, MPI_STATUSES_IGNORE);
return 2.0*bytes;
}
void CartesianCommunicator::StencilSendToRecvFromComplete(std::vector<CommsRequest_t> &waitall,int dir)
{
// Do nothing
};