#include "private.hpp"
#include "simgrid/s4u/Host.hpp"
#include "simgrid/s4u/Mailbox.hpp"
+#include "simgrid/s4u/forward.hpp"
#include "smpi_coll.hpp"
#include "smpi_comm.hpp"
#include "smpi_group.hpp"
using simgrid::s4u::ActorPtr;
std::unordered_map<std::string, double> location2speedup;
-static std::map</*process_id*/ int, simgrid::smpi::Process*> process_data;
+static std::map</*process_id*/ ActorPtr, simgrid::smpi::Process*> process_data;
int process_count = 0;
+static int smpi_exit_status = 0;
int smpi_universe_size = 0;
extern double smpi_total_benched_time;
xbt_os_timer_t global_timer;
void (*smpi_comm_copy_data_callback) (smx_activity_t, void*, size_t) = &smpi_comm_copy_buffer_callback;
-void smpi_add_process(ActorPtr actor)
-{
- process_data.insert(
- {actor->getPid()-1, new simgrid::smpi::Process(actor, nullptr)});
-}
-
int smpi_process_count()
{
return process_count;
return static_cast<simgrid::smpi::Process*>(msgExt->data);
}
-simgrid::smpi::Process* smpi_process_remote(int index)
+simgrid::smpi::Process* smpi_process_remote(ActorPtr actor)
{
- return process_data.at(index);
+ return process_data.at(actor);
}
MPI_Comm smpi_process_comm_self(){
}
int smpi_process_index(){
- return smpi_process()->index();
+ return simgrid::s4u::Actor::self()->getPid();
}
void * smpi_process_get_user_data(){
(static_cast<char*>(buff) < smpi_data_exe_start + smpi_data_exe_size)) {
XBT_DEBUG("Privatization : We are copying from a zone inside global memory... Saving data to temp buffer !");
- smpi_switch_data_segment(
- static_cast<simgrid::smpi::Process*>((static_cast<simgrid::msg::ActorExt*>(comm->src_proc->userdata)->data))
- ->index());
+ smpi_switch_data_segment(Actor::self()->getPid());
tmpbuff = static_cast<void*>(xbt_malloc(buff_size));
memcpy_private(tmpbuff, buff, private_blocks);
}
if ((smpi_privatize_global_variables == SMPI_PRIVATIZE_MMAP) && ((char*)comm->dst_buff >= smpi_data_exe_start) &&
((char*)comm->dst_buff < smpi_data_exe_start + smpi_data_exe_size)) {
XBT_DEBUG("Privatization : We are copying to a zone inside global memory - Switch data segment");
- smpi_switch_data_segment(
- static_cast<simgrid::smpi::Process*>((static_cast<simgrid::msg::ActorExt*>(comm->dst_proc->userdata)->data))
- ->index());
+ smpi_switch_data_segment(Actor::self()->getPid());
}
XBT_DEBUG("Copying %zu bytes from %p to %p", buff_size, tmpbuff,comm->dst_buff);
memcpy_private(comm->dst_buff, tmpbuff, private_blocks);
smpi_bench_destroy();
smpi_shared_destroy();
smpi_deployment_cleanup_instances();
- for (auto& pair : process_data) {
- auto& process = pair.second;
- if (process->comm_self() != MPI_COMM_NULL) {
- simgrid::smpi::Comm::destroy(process->comm_self());
- }
- if (process->comm_intra() != MPI_COMM_NULL) {
- simgrid::smpi::Comm::destroy(process->comm_intra());
- }
- xbt_os_timer_free(process->timer());
- xbt_mutex_destroy(process->mailboxes_mutex());
- }
- process_data.clear();
if (simgrid::smpi::Colls::smpi_coll_cleanup_callback != nullptr)
simgrid::smpi::Colls::smpi_coll_cleanup_callback();
if (res != 0){
XBT_WARN("SMPI process did not return 0. Return value : %d", res);
smpi_process()->set_return_value(res);
+ if (smpi_exit_status == 0)
+ smpi_exit_status = res;
}
return 0;
}
SMPI_switch_data_segment = &smpi_switch_data_segment;
+ // TODO This will not be executed in the case where smpi_main is not called,
+ // e.g., not for smpi_msg_masterslave. This should be moved to another location
+ // that is always called -- maybe close to Actor::onCreation?
simgrid::s4u::Host::onCreation.connect([](simgrid::s4u::Host& host) {
host.extension_set(new simgrid::smpi::SmpiHost(&host));
});
SIMIX_comm_set_copy_data_callback(smpi_comm_copy_buffer_callback);
smpi_init_options();
-
if (smpi_privatize_global_variables == SMPI_PRIVATIZE_DLOPEN) {
std::string executable_copy = executable;
SMPI_init();
SIMIX_launch_application(argv[2]);
SMPI_app_instance_register(smpi_default_instance_name, nullptr,
- SIMIX_process_count()); // This call has a side effect on process_count...
+ process_data.size()); // This call has a side effect on process_count...
MPI_COMM_WORLD = *smpi_deployment_comm_world(smpi_default_instance_name);
smpi_universe_size = process_count;
"You may want to use sampling functions or trace replay to reduce this.");
}
}
- int ret = 0;
- for (int i = 0, count = smpi_process_count(); i < count; i++) {
- if (process_data.at(i)->return_value() != 0) {
- ret = process_data.at(i)->return_value(); // return first non 0 value
- break;
- }
- }
smpi_global_destroy();
TRACE_end();
- return ret;
+ return smpi_exit_status;
}
// Called either directly from the user code, or from the code called by smpirun
void SMPI_init(){
simgrid::s4u::Actor::onCreation.connect([](simgrid::s4u::ActorPtr actor) {
- smpi_add_process(actor);
+ if (not actor->isDaemon()) {
+ process_data.insert({actor, new simgrid::smpi::Process(actor, nullptr)});
+ }
});
+ simgrid::s4u::Actor::onDestruction.connect([](simgrid::s4u::ActorPtr actor) {
+ auto it = process_data.find(actor);
+ if (it != process_data.end()) {
+ delete it->second;
+ process_data.erase(it);
+ }
+ });
+
smpi_init_options();
smpi_global_init();
smpi_check_options();