Functions to wrap MPI_Bcast, MPI_Allreduce, MPI_Iallreduce etc. More...

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Namespaces
namespace	Foam
	Namespace for OpenFOAM.
namespace	Foam::PstreamDetail
	Implementation details for UPstream/Pstream/MPI etc.

Functions
template<class Type>
bool	broadcast (Type *values, int count, MPI_Datatype datatype, const int communicator, const int root=0)
template<class Type>
void	reduce (const Type sendData, Type values, int count, MPI_Datatype datatype, MPI_Op optype, const int communicator, UPstream::Request *req=nullptr)
template<class Type>
void	allReduce (Type values, int count, MPI_Datatype datatype, MPI_Op optype, const int communicator, UPstream::Request req=nullptr)
template<class Type>
void	scanReduce (const Type sendData, Type recvData, int count, MPI_Datatype datatype, MPI_Op optype, const int communicator, const int exclusive)
template<class Type>
void	allToAll (const UList< Type > &sendData, UList< Type > &recvData, MPI_Datatype datatype, const int communicator, UPstream::Request *req=nullptr)
template<class Type>
void	allToAllv (const Type sendData, const UList< int > &sendCounts, const UList< int > &sendOffsets, Type recvData, const UList< int > &recvCounts, const UList< int > &recvOffsets, MPI_Datatype datatype, const int communicator, UPstream::Request *req=nullptr)
template<class Type>
void	allToAllConsensus (const UList< Type > &sendData, UList< Type > &recvData, MPI_Datatype datatype, const int tag, const int communicator)
template<class Type>
void	allToAllConsensus (const Map< Type > &sendData, Map< Type > &recvData, MPI_Datatype datatype, const int tag, const int communicator)
template<class Type>
void	gather (const Type sendData, Type recvData, int count, MPI_Datatype datatype, const int communicator, UPstream::Request *req=nullptr)
template<class Type>
void	scatter (const Type sendData, Type recvData, int count, MPI_Datatype datatype, const int communicator, UPstream::Request *req=nullptr)
template<class Type>
void	gatherv (const Type sendData, int sendCount, Type recvData, const UList< int > &recvCounts, const UList< int > &recvOffsets, MPI_Datatype datatype, const int communicator, UPstream::Request *req=nullptr)
template<class Type>
void	scatterv (const Type sendData, const UList< int > &sendCounts, const UList< int > &sendOffsets, Type recvData, int recvCount, MPI_Datatype datatype, const int communicator, UPstream::Request *req=nullptr)
template<class Type>
void	allGather (Type allData, int count, MPI_Datatype datatype, const int communicator, UPstream::Request req=nullptr)

Detailed Description

Functions to wrap MPI_Bcast, MPI_Allreduce, MPI_Iallreduce etc.

Original source file UPstreamWrapping.H

InNamespace Foam::PstreamDetail

Source files

Definition in file UPstreamWrapping.H.

Namespaces

Functions

Detailed Description