wrapper.hpp File Reference

#include "shambase/aliases_float.hpp"
#include "shambase/aliases_int.hpp"
#include "shamcomm/mpi.hpp"
#include <unordered_map>
#include <string>
#include <vector>

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Namespaces
namespace	shamcomm
	namespace for communication related stuff

Functions
void	shamcomm::mpi::register_time (std::string timername, f64 time)
	Register a timer value.
f64	shamcomm::mpi::get_timer (std::string timername)
	get a timer value
const std::unordered_map< std::string, f64 > &	shamcomm::mpi::get_timers ()
	return all internal timers
const std::vector< std::string > &	shamcomm::mpi::get_possible_keys ()
	return all possible keys for the internal timers
void	shamcomm::mpi::Allreduce (const void *sendbuf, void *recvbuf, int count, MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
	MPI wrapper for MPI_Allreduce.
void	shamcomm::mpi::Allgather (const void *sendbuf, int sendcount, MPI_Datatype sendtype, void *recvbuf, int recvcount, MPI_Datatype recvtype, MPI_Comm comm)
	MPI wrapper for MPI_Allgather.
void	shamcomm::mpi::Allgatherv (const void *sendbuf, int sendcount, MPI_Datatype sendtype, void *recvbuf, const int recvcounts[], const int displs[], MPI_Datatype recvtype, MPI_Comm comm)
	MPI wrapper for MPI_Allgatherv.
void	shamcomm::mpi::Isend (const void *buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm, MPI_Request *request)
	MPI wrapper for MPI_Isend.
void	shamcomm::mpi::Irecv (void *buf, int count, MPI_Datatype datatype, int source, int tag, MPI_Comm comm, MPI_Request *request)
	MPI wrapper for MPI_Irecv.
void	shamcomm::mpi::Exscan (const void *sendbuf, void *recvbuf, int count, MPI_Datatype datatype, MPI_Op op, MPI_Comm comm)
	MPI wrapper for MPI_Exscan.
void	shamcomm::mpi::Wait (MPI_Request *request, MPI_Status *status)
	MPI wrapper for MPI_Wait.
void	shamcomm::mpi::Waitall (int count, MPI_Request array_of_requests[], MPI_Status *array_of_statuses)
	MPI wrapper for MPI_Waitall.
void	shamcomm::mpi::Barrier (MPI_Comm comm)
	MPI wrapper for MPI_Barrier.
void	shamcomm::mpi::Probe (int source, int tag, MPI_Comm comm, MPI_Status *status)
	MPI wrapper for MPI_Probe.
void	shamcomm::mpi::Recv (void *buf, int count, MPI_Datatype datatype, int source, int tag, MPI_Comm comm, MPI_Status *status)
	MPI wrapper for MPI_Recv.
void	shamcomm::mpi::Get_count (const MPI_Status *status, MPI_Datatype datatype, int *count)
	MPI wrapper for MPI_Get_count.
void	shamcomm::mpi::Send (const void *buf, int count, MPI_Datatype datatype, int dest, int tag, MPI_Comm comm)
	MPI wrapper for MPI_Send.
void	shamcomm::mpi::File_set_view (MPI_File fh, MPI_Offset disp, MPI_Datatype etype, MPI_Datatype filetype, const char *datarep, MPI_Info info)
	MPI wrapper for MPI_File_set_view.
void	shamcomm::mpi::Type_size (MPI_Datatype type, int *size)
	MPI wrapper for MPI_Type_size.
void	shamcomm::mpi::File_write_all (MPI_File fh, const void *buf, int count, MPI_Datatype datatype, MPI_Status *status)
	MPI wrapper for MPI_File_write_all.
void	shamcomm::mpi::File_write (MPI_File fh, const void *buf, int count, MPI_Datatype datatype, MPI_Status *status)
	MPI wrapper for MPI_File_write.
void	shamcomm::mpi::File_read (MPI_File fh, void *buf, int count, MPI_Datatype datatype, MPI_Status *status)
	MPI wrapper for MPI_File_read.
void	shamcomm::mpi::File_write_at (MPI_File fh, MPI_Offset offset, const void *buf, int count, MPI_Datatype datatype, MPI_Status *status)
	MPI wrapper for MPI_File_write_at.
void	shamcomm::mpi::File_read_at (MPI_File fh, MPI_Offset offset, void *buf, int count, MPI_Datatype datatype, MPI_Status *status)
	MPI wrapper for MPI_File_read_at.
void	shamcomm::mpi::File_close (MPI_File *fh)
	MPI wrapper for MPI_File_close.
void	shamcomm::mpi::File_open (MPI_Comm comm, const char *filename, int amode, MPI_Info info, MPI_File *fh)
	MPI wrapper for MPI_File_open.
void	shamcomm::mpi::Test (MPI_Request *request, int *flag, MPI_Status *status)
	MPI wrapper for MPI_Test.
void	shamcomm::mpi::Gather (const void *sendbuf, int sendcount, MPI_Datatype sendtype, void *recvbuf, int recvcount, MPI_Datatype recvtype, int root, MPI_Comm comm)
	MPI wrapper for MPI_Gather.
void	shamcomm::mpi::Gatherv (const void *sendbuf, int sendcount, MPI_Datatype sendtype, void *recvbuf, const int recvcounts[], const int displs[], MPI_Datatype recvtype, int root, MPI_Comm comm)
	MPI wrapper for MPI_Gatherv.

Detailed Description

Author

Timothée David–Cléris (tim.s.nosp@m.hamr.nosp@m.ock@p.nosp@m.roto.nosp@m.n.me)

Definition in file wrapper.hpp.

Function Documentation

Allgather()

void shamcomm::mpi::Allgather	(	const void *	sendbuf,
		int	sendcount,
		MPI_Datatype	sendtype,
		void *	recvbuf,
		int	recvcount,
		MPI_Datatype	recvtype,
		MPI_Comm	comm )

MPI wrapper for MPI_Allgather.

Definition at line 133 of file wrapper.cpp.

Allgatherv()

void shamcomm::mpi::Allgatherv	(	const void *	sendbuf,
		int	sendcount,
		MPI_Datatype	sendtype,
		void *	recvbuf,
		const int	recvcounts[],
		const int	displs[],
		MPI_Datatype	recvtype,
		MPI_Comm	comm )

MPI wrapper for MPI_Allgatherv.

Definition at line 149 of file wrapper.cpp.

Allreduce()

void shamcomm::mpi::Allreduce	(	const void *	sendbuf,
		void *	recvbuf,
		int	count,
		MPI_Datatype	datatype,
		MPI_Op	op,
		MPI_Comm	comm )

MPI wrapper for MPI_Allreduce.

Definition at line 119 of file wrapper.cpp.

Barrier()

void shamcomm::mpi::Barrier

(

MPI_Comm

comm

)

MPI wrapper for MPI_Barrier.

Definition at line 194 of file wrapper.cpp.

Exscan()

void shamcomm::mpi::Exscan	(	const void *	sendbuf,
		void *	recvbuf,
		int	count,
		MPI_Datatype	datatype,
		MPI_Op	op,
		MPI_Comm	comm )

MPI wrapper for MPI_Exscan.

Definition at line 166 of file wrapper.cpp.

File_close()

void shamcomm::mpi::File_close

(

MPI_File *

fh

)

MPI wrapper for MPI_File_close.

Definition at line 305 of file wrapper.cpp.

File_open()

void shamcomm::mpi::File_open	(	MPI_Comm	comm,
		const char *	filename,
		int	amode,
		MPI_Info	info,
		MPI_File *	fh )

MPI wrapper for MPI_File_open.

Definition at line 312 of file wrapper.cpp.

File_read()

void shamcomm::mpi::File_read	(	MPI_File	fh,
		void *	buf,
		int	count,
		MPI_Datatype	datatype,
		MPI_Status *	status )

MPI wrapper for MPI_File_read.

Definition at line 272 of file wrapper.cpp.

File_read_at()

void shamcomm::mpi::File_read_at	(	MPI_File	fh,
		MPI_Offset	offset,
		void *	buf,
		int	count,
		MPI_Datatype	datatype,
		MPI_Status *	status )

MPI wrapper for MPI_File_read_at.

Definition at line 292 of file wrapper.cpp.

File_set_view()

void shamcomm::mpi::File_set_view	(	MPI_File	fh,
		MPI_Offset	disp,
		MPI_Datatype	etype,
		MPI_Datatype	filetype,
		const char *	datarep,
		MPI_Info	info )

MPI wrapper for MPI_File_set_view.

Definition at line 236 of file wrapper.cpp.

File_write()

void shamcomm::mpi::File_write	(	MPI_File	fh,
		const void *	buf,
		int	count,
		MPI_Datatype	datatype,
		MPI_Status *	status )

MPI wrapper for MPI_File_write.

Definition at line 264 of file wrapper.cpp.

File_write_all()

void shamcomm::mpi::File_write_all	(	MPI_File	fh,
		const void *	buf,
		int	count,
		MPI_Datatype	datatype,
		MPI_Status *	status )

MPI wrapper for MPI_File_write_all.

Definition at line 256 of file wrapper.cpp.

File_write_at()

void shamcomm::mpi::File_write_at	(	MPI_File	fh,
		MPI_Offset	offset,
		const void *	buf,
		int	count,
		MPI_Datatype	datatype,
		MPI_Status *	status )

MPI wrapper for MPI_File_write_at.

Definition at line 279 of file wrapper.cpp.

Gather()

void shamcomm::mpi::Gather	(	const void *	sendbuf,
		int	sendcount,
		MPI_Datatype	sendtype,
		void *	recvbuf,
		int	recvcount,
		MPI_Datatype	recvtype,
		int	root,
		MPI_Comm	comm )

MPI wrapper for MPI_Gather.

Definition at line 326 of file wrapper.cpp.

Gatherv()

void shamcomm::mpi::Gatherv	(	const void *	sendbuf,
		int	sendcount,
		MPI_Datatype	sendtype,
		void *	recvbuf,
		const int	recvcounts[],
		const int	displs[],
		MPI_Datatype	recvtype,
		int	root,
		MPI_Comm	comm )

MPI wrapper for MPI_Gatherv.

Definition at line 342 of file wrapper.cpp.

Get_count()

void shamcomm::mpi::Get_count	(	const MPI_Status *	status,
		MPI_Datatype	datatype,
		int *	count )

MPI wrapper for MPI_Get_count.

Definition at line 222 of file wrapper.cpp.

get_possible_keys()

const std::vector< std::string > & shamcomm::mpi::get_possible_keys

(

)

return all possible keys for the internal timers

Definition at line 60 of file wrapper.cpp.

get_timer()

f64 shamcomm::mpi::get_timer

(

std::string

timername

)

get a timer value

Definition at line 44 of file wrapper.cpp.

get_timers()

const std::unordered_map< std::string, f64 > & shamcomm::mpi::get_timers

(

)

return all internal timers

Definition at line 46 of file wrapper.cpp.

Irecv()

void shamcomm::mpi::Irecv	(	void *	buf,
		int	count,
		MPI_Datatype	datatype,
		int	source,
		int	tag,
		MPI_Comm	comm,
		MPI_Request *	request )

MPI wrapper for MPI_Irecv.

Definition at line 102 of file wrapper.cpp.

Isend()

void shamcomm::mpi::Isend	(	const void *	buf,
		int	count,
		MPI_Datatype	datatype,
		int	dest,
		int	tag,
		MPI_Comm	comm,
		MPI_Request *	request )

MPI wrapper for MPI_Isend.

Definition at line 85 of file wrapper.cpp.

Probe()

void shamcomm::mpi::Probe	(	int	source,
		int	tag,
		MPI_Comm	comm,
		MPI_Status *	status )

MPI wrapper for MPI_Probe.

Definition at line 201 of file wrapper.cpp.

Recv()

void shamcomm::mpi::Recv	(	void *	buf,
		int	count,
		MPI_Datatype	datatype,
		int	source,
		int	tag,
		MPI_Comm	comm,
		MPI_Status *	status )

MPI wrapper for MPI_Recv.

Definition at line 208 of file wrapper.cpp.

register_time()

void shamcomm::mpi::register_time	(	std::string	timername,
		f64	time )

Register a timer value.

Definition at line 33 of file wrapper.cpp.

Send()

void shamcomm::mpi::Send	(	const void *	buf,
		int	count,
		MPI_Datatype	datatype,
		int	dest,
		int	tag,
		MPI_Comm	comm )

MPI wrapper for MPI_Send.

Definition at line 229 of file wrapper.cpp.

Test()

void shamcomm::mpi::Test	(	MPI_Request *	request,
		int *	flag,
		MPI_Status *	status )

MPI wrapper for MPI_Test.

Definition at line 319 of file wrapper.cpp.

Type_size()

void shamcomm::mpi::Type_size	(	MPI_Datatype	type,
		int *	size )

MPI wrapper for MPI_Type_size.

Definition at line 249 of file wrapper.cpp.

Wait()

void shamcomm::mpi::Wait	(	MPI_Request *	request,
		MPI_Status *	status )

MPI wrapper for MPI_Wait.

Definition at line 180 of file wrapper.cpp.

Waitall()

void shamcomm::mpi::Waitall	(	int	count,
		MPI_Request	array_of_requests[],
		MPI_Status *	array_of_statuses )

MPI wrapper for MPI_Waitall.

Definition at line 187 of file wrapper.cpp.