-/* Copyright (c) 2010-2017. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2010-2018. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#include "smpi_comm.hpp"
-#include "private.hpp"
-#include "simgrid/s4u/Host.hpp"
#include "smpi_coll.hpp"
#include "smpi_datatype.hpp"
-#include "smpi_process.hpp"
#include "smpi_request.hpp"
-#include "smpi_status.hpp"
#include "smpi_win.hpp"
-#include "src/simix/smx_private.hpp"
-#include <algorithm>
+#include "src/smpi/include/smpi_actor.hpp"
+#include "src/surf/HostImpl.hpp"
+
#include <climits>
-#include <vector>
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_comm, smpi, "Logging specific to SMPI (comm)");
}
int Comm::dup(MPI_Comm* newcomm){
- if(smpi_privatize_global_variables == SMPI_PRIVATIZE_MMAP){ //we need to switch as the called function may silently touch global variables
- smpi_switch_data_segment(smpi_process()->index());
+ if (smpi_privatize_global_variables == SmpiPrivStrategies::MMAP) {
+ // we need to switch as the called function may silently touch global variables
+ smpi_switch_data_segment(simgrid::s4u::Actor::self());
}
MPI_Group cp = new Group(this->group());
(*newcomm) = new Comm(cp, this->topo());
{
if (this == MPI_COMM_UNINITIALIZED)
return smpi_process()->comm_world()->rank();
- return group_->rank(smpi_process()->index());
+ return group_->rank(simgrid::s4u::Actor::self());
}
void Comm::get_name (char* name, int* len)
return;
}
if(this == MPI_COMM_WORLD) {
- strncpy(name, "WORLD",5);
+ strncpy(name, "WORLD", 6);
*len = 5;
} else {
*len = snprintf(name, MPI_MAX_NAME_STRING, "%p", this);
Comm::unref(intra_comm_);
if (leaders_comm_ != MPI_COMM_NULL)
Comm::unref(leaders_comm_);
- if (non_uniform_map_ != nullptr)
- xbt_free(non_uniform_map_);
- if (leaders_map_ != nullptr)
- delete[] leaders_map_;
+ xbt_free(non_uniform_map_);
+ delete[] leaders_map_;
}
void Comm::unref(Comm* comm){
smpi_process()->set_replaying(false);
}
- if(smpi_privatize_global_variables == SMPI_PRIVATIZE_MMAP){ //we need to switch as the called function may silently touch global variables
- smpi_switch_data_segment(smpi_process()->index());
+ if (smpi_privatize_global_variables == SmpiPrivStrategies::MMAP) {
+ // we need to switch as the called function may silently touch global variables
+ smpi_switch_data_segment(simgrid::s4u::Actor::self());
}
//identify neighbours in comm
//get the indices of all processes sharing the same simix host
- auto& process_list = sg_host_self()->extension<simgrid::simix::Host>()->process_list;
+ auto& process_list = sg_host_self()->pimpl_->process_list_;
int intra_comm_size = 0;
int min_index = INT_MAX; // the minimum index will be the leader
for (auto& actor : process_list) {
- int index = actor.pid - 1;
+ int index = actor.pid_;
if (this->group()->rank(actor.iface()) != MPI_UNDEFINED) { // Is this process in the current group?
intra_comm_size++;
if (index < min_index)
MPI_Group group_intra = new Group(intra_comm_size);
int i = 0;
for (auto& actor : process_list) {
- // TODO cheinrich : We should not need the const_cast here and above.
if (this->group()->rank(actor.iface()) != MPI_UNDEFINED) {
group_intra->set_mapping(actor.iface(), i);
i++;
Coll_allgather_mpich::allgather(&leader, 1, MPI_INT , leaders_map, 1, MPI_INT, this);
- if(smpi_privatize_global_variables == SMPI_PRIVATIZE_MMAP){ //we need to switch as the called function may silently touch global variables
- smpi_switch_data_segment(smpi_process()->index());
+ if (smpi_privatize_global_variables == SmpiPrivStrategies::MMAP) {
+ // we need to switch as the called function may silently touch global variables
+ smpi_switch_data_segment(simgrid::s4u::Actor::self());
}
if(leaders_map_==nullptr){
if(MPI_COMM_WORLD!=MPI_COMM_UNINITIALIZED && this!=MPI_COMM_WORLD){
//create leader_communicator
for (i=0; i< leader_group_size;i++)
- leaders_group->set_mapping(simgrid::s4u::Actor::byPid(leader_list[i]+1), i);
+ leaders_group->set_mapping(simgrid::s4u::Actor::by_pid(leader_list[i]), i);
leader_comm = new Comm(leaders_group, nullptr);
this->set_leaders_comm(leader_comm);
this->set_intra_comm(comm_intra);
// create intracommunicator
}else{
for (i=0; i< leader_group_size;i++)
- leaders_group->set_mapping(simgrid::s4u::Actor::byPid(leader_list[i]+1), i);
+ leaders_group->set_mapping(simgrid::s4u::Actor::by_pid(leader_list[i]), i);
if(this->get_leaders_comm()==MPI_COMM_NULL){
leader_comm = new Comm(leaders_group, nullptr);
}
Coll_bcast_mpich::bcast(&(is_uniform_),1, MPI_INT, 0, comm_intra );
- if(smpi_privatize_global_variables == SMPI_PRIVATIZE_MMAP){ //we need to switch as the called function may silently touch global variables
- smpi_switch_data_segment(smpi_process()->index());
+ if (smpi_privatize_global_variables == SmpiPrivStrategies::MMAP) {
+ // we need to switch as the called function may silently touch global variables
+ smpi_switch_data_segment(simgrid::s4u::Actor::self());
}
// Are the ranks blocked ? = allocated contiguously on the SMP nodes
int is_blocked=1;
}
}
+MPI_Comm Comm::split_type(int type, int key, MPI_Info info)
+{
+ if(type != MPI_COMM_TYPE_SHARED){
+ return MPI_COMM_NULL;
+ }
+ this->init_smp();
+ this->ref();
+ this->get_intra_comm()->ref();
+ return this->get_intra_comm();
+}
+
}
}