sirius::mpi Namespace Reference

MPI related functions and classes. More...

Classes
struct	block_data_descriptor
class	Communicator
	MPI communicator wrapper. More...
class	Grid
	MPI grid interface. More...
struct	mpi_comm_deleter
struct	op_wrapper
struct	op_wrapper< op_t::land >
struct	op_wrapper< op_t::max >
struct	op_wrapper< op_t::min >
struct	op_wrapper< op_t::sum >
class	pstdout
	Parallel standard output. More...
class	Request
struct	type_wrapper
struct	type_wrapper< bool >
struct	type_wrapper< char >
struct	type_wrapper< double >
struct	type_wrapper< float >
struct	type_wrapper< int >
struct	type_wrapper< int16_t >
struct	type_wrapper< long double >
struct	type_wrapper< std::complex< double > >
struct	type_wrapper< std::complex< float > >
struct	type_wrapper< uint32_t >
struct	type_wrapper< unsigned char >
struct	type_wrapper< unsigned long >
struct	type_wrapper< unsigned long long >

Enumerations
enum class	op_t { sum , max , min , land }
	Tyoe of MPI reduction. More...

Functions
int	num_ranks_per_node ()
	Get number of ranks per node. More...
int	get_device_id (int num_devices__)
	Get GPU device id associated with the current rank. More...

Detailed Description

MPI related functions and classes.

Enumeration Type Documentation

op_t

enum class sirius::mpi::op_t

strong

Tyoe of MPI reduction.

Definition at line 60 of file communicator.hpp.

Function Documentation

num_ranks_per_node()

int sirius::mpi::num_ranks_per_node

(

)

Get number of ranks per node.

Definition at line 32 of file communicator.cpp.

get_device_id()

int sirius::mpi::get_device_id

(

int

num_devices__

)

Get GPU device id associated with the current rank.

Definition at line 66 of file communicator.cpp.