#include "smpi_host.hpp"
#include "private.hpp"
#include "simgrid/s4u/Engine.hpp"
+#include "simgrid/s4u/Barrier.hpp"
#include "smpi_comm.hpp"
#include <map>
{
auto* group = new simgrid::smpi::Group(size_);
comm_world_ = new simgrid::smpi::Comm(group, nullptr, false, -1);
- // FIXME : using MPI_Attr_put with MPI_UNIVERSE_SIZE is forbidden and we make it a no-op (which triggers a warning
- // as MPI_ERR_ARG is returned). Directly calling Comm::attr_put breaks for now, as MPI_UNIVERSE_SIZE,is <0
- // instance.comm_world->attr_put<simgrid::smpi::Comm>(MPI_UNIVERSE_SIZE, reinterpret_cast<void*>(instance.size));
-
universe_size += max_no_processes;
+ bar_ = std::make_shared<s4u::Barrier>(size_);
}
-
+ std::shared_ptr<s4u::Barrier> bar_;
unsigned int size_;
unsigned int finalized_ranks_ = 0;
MPI_Comm comm_world_;
instance.comm_world_->group()->set_mapping(actor->get_pid(), rank);
}
+void smpi_deployment_startup_barrier(const std::string& instance_id)
+{
+ const Instance& instance = smpi_instances.at(instance_id);
+ instance.bar_->wait();
+}
+
void smpi_deployment_unregister_process(const std::string& instance_id)
{
Instance& instance = smpi_instances.at(instance_id);
}
/** @brief Build argument vector to pass to process */
-static std::vector<std::string> smpi_deployment_get_args(int rank_id, const std::vector<std::string>& replay, int argc,
- char* argv[])
+static std::vector<std::string> smpi_deployment_get_args(int rank_id, const std::vector<std::string>& replay,
+ const std::vector<const char*>& run_args)
{
std::vector<std::string> args{std::to_string(rank_id)};
// pass arguments to process only if not a replay execution
- if (replay.empty()) {
- for (int i = 0; i < argc; i++) {
- args.emplace_back(argv[i]);
- }
- }
+ if (replay.empty())
+ args.insert(args.end(), begin(run_args), end(run_args));
/* one trace per process */
- if (replay.size() > 1) {
+ if (replay.size() > 1)
args.emplace_back(replay[rank_id]);
- }
return args;
}
* If hostfile isn't provided, get the list of hosts from engine.
*/
int smpi_deployment_smpirun(const simgrid::s4u::Engine* e, const std::string& hostfile, int np,
- const std::string& replayfile, int map, int argc, char* argv[])
+ const std::string& replayfile, int map, const std::vector<const char*>& run_args)
{
auto hosts = smpi_get_hosts(e, hostfile);
auto replay = smpi_read_replay(replayfile);
for (int i = 0; i < np; i++) {
simgrid::s4u::Host* host = hosts[i % hosts_size];
std::string rank_id = std::to_string(i);
- auto args = smpi_deployment_get_args(i, replay, argc, argv);
+ auto args = smpi_deployment_get_args(i, replay, run_args);
auto actor = simgrid::s4u::Actor::create(rank_id, host, rank_id, args);
/* keeping the same behavior as done in smpirun script, print mapping rank/process */
if (map != 0) {