14#include "arccore/message_passing_mpi/internal/MpiMachineMemoryWindowBaseInternalCreator.h"
16#include "arccore/base/FatalErrorException.h"
17#include "arccore/message_passing_mpi/internal/MpiMachineMemoryWindowBaseInternal.h"
18#include "arccore/message_passing_mpi/internal/MpiDynamicMachineMemoryWindowBaseInternal.h"
19#include "arccore/message_passing_mpi/internal/MpiDynamicMultiMachineMemoryWindowBaseInternal.h"
24namespace Arcane::MessagePassing::Mpi
30MpiMachineMemoryWindowBaseInternalCreator::
31MpiMachineMemoryWindowBaseInternalCreator(
const MPI_Comm& comm_machine,
Int32 comm_machine_rank,
Int32 comm_machine_size,
const MPI_Comm& comm_world,
Int32 comm_world_size)
32: m_comm_machine(comm_machine)
33, m_comm_machine_rank(comm_machine_rank)
34, m_comm_machine_size(comm_machine_size)
36 UniqueArray<Int32> global_ranks(comm_world_size);
37 UniqueArray<Int32> machine_ranks(comm_world_size);
39 for (Int32 i = 0; i < comm_world_size; ++i) {
42 MPI_Group comm_world_group;
43 MPI_Comm_group(comm_world, &comm_world_group);
45 MPI_Group machine_comm_group;
46 MPI_Comm_group(m_comm_machine, &machine_comm_group);
48 MPI_Group_translate_ranks(comm_world_group, comm_world_size, global_ranks.data(), machine_comm_group, machine_ranks.data());
50 m_machine_ranks.resize(m_comm_machine_size);
53 for (Int32 i = 0; i < comm_world_size; ++i) {
54 if (machine_ranks[i] != MPI_UNDEFINED) {
55 m_machine_ranks[iter++] = i;
58 if (iter != m_comm_machine_size) {
59 ARCCORE_FATAL(
"Error in machine_ranks creation");
66MpiMachineMemoryWindowBaseInternal* MpiMachineMemoryWindowBaseInternalCreator::
67createWindow(Int64 sizeof_segment, Int32 sizeof_type)
const
69 return new MpiMachineMemoryWindowBaseInternal(sizeof_segment, sizeof_type, m_comm_machine, m_comm_machine_rank, m_comm_machine_size, m_machine_ranks);
75MpiDynamicMachineMemoryWindowBaseInternal* MpiMachineMemoryWindowBaseInternalCreator::
76createDynamicWindow(Int64 sizeof_segment, Int32 sizeof_type)
const
78 return new MpiDynamicMachineMemoryWindowBaseInternal(sizeof_segment, sizeof_type, m_comm_machine, m_comm_machine_rank, m_comm_machine_size, m_machine_ranks);
84MpiDynamicMultiMachineMemoryWindowBaseInternal* MpiMachineMemoryWindowBaseInternalCreator::
85createDynamicMultiWindow(SmallSpan<Int64> sizeof_segments, Int32 nb_segments_per_proc, Int32 sizeof_type)
const
87 return new MpiDynamicMultiMachineMemoryWindowBaseInternal(sizeof_segments, nb_segments_per_proc, sizeof_type, m_comm_machine, m_comm_machine_rank, m_comm_machine_size, m_machine_ranks);
93ConstArrayView<Int32> MpiMachineMemoryWindowBaseInternalCreator::
96 return m_machine_ranks;
std::int32_t Int32
Type entier signé sur 32 bits.