/* 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_process.hpp"
#include "mc/mc.h"
-#include "src/mc/mc_replay.h"
-#include "src/msg/msg_private.h"
-#include "src/simix/smx_private.h"
-#include "private.h"
#include "private.hpp"
-#include "smpi_process.hpp"
-#include "smpi_group.hpp"
+#include "simgrid/s4u/forward.hpp"
#include "smpi_comm.hpp"
-
+#include "smpi_group.hpp"
+#include "src/mc/mc_replay.hpp"
+#include "src/msg/msg_private.hpp"
+#include "src/simix/smx_private.hpp"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_process, smpi, "Logging specific to SMPI (kernel)");
-//TODO : replace
-extern simgrid::smpi::Process **process_data;
-extern int* index_to_process_data;
-
#define MAILBOX_NAME_MAXLEN (5 + sizeof(int) * 2 + 1)
static char *get_mailbox_name(char *str, int index)
{
- snprintf(str, MAILBOX_NAME_MAXLEN, "SMPI-%0*x", static_cast<int> (sizeof(int) * 2), index);
+ snprintf(str, MAILBOX_NAME_MAXLEN, "SMPI-%0*x", static_cast<int>(sizeof(int) * 2), static_cast<unsigned>(index));
return str;
}
static char *get_mailbox_name_small(char *str, int index)
{
- snprintf(str, MAILBOX_NAME_MAXLEN, "small%0*x", static_cast<int> (sizeof(int) * 2), index);
+ snprintf(str, MAILBOX_NAME_MAXLEN, "small%0*x", static_cast<int>(sizeof(int) * 2), static_cast<unsigned>(index));
return str;
}
namespace simgrid{
namespace smpi{
-Process::Process(int index, msg_bar_t finalization_barrier)
+using simgrid::s4u::ActorPtr;
+
+Process::Process(ActorPtr actor, msg_bar_t finalization_barrier)
: finalization_barrier_(finalization_barrier)
{
char name[MAILBOX_NAME_MAXLEN];
+ process_ = actor;
+ int index = actor->getPid() - 1; // TODO cheinrich: This needs to be removed! Just a quick hack to make the following 2 lines work
mailbox_ = simgrid::s4u::Mailbox::byName(get_mailbox_name(name, index));
mailbox_small_ = simgrid::s4u::Mailbox::byName(get_mailbox_name_small(name, index));
mailboxes_mutex_ = xbt_mutex_init();
void Process::set_data(int index, int* argc, char*** argv)
{
char* instance_id = (*argv)[1];
- comm_world_ = smpi_deployment_comm_world(instance_id);
- msg_bar_t bar = smpi_deployment_finalization_barrier(instance_id);
- if (bar!=nullptr) // don't overwrite the default one
- finalization_barrier_ = bar;
+ comm_world_ = smpi_deployment_comm_world(instance_id);
+ msg_bar_t barrier = smpi_deployment_finalization_barrier(instance_id);
+ if (barrier != nullptr) // don't overwrite the current one if the instance has none
+ finalization_barrier_ = barrier;
instance_id_ = instance_id;
- index_ = index;
+ index_ = index;
- static_cast<simgrid::msg::ActorExt*>(SIMIX_process_self()->userdata)->data = this;
+ process_ = simgrid::s4u::Actor::self();
+ static_cast<simgrid::msg::ActorExt*>(process_->getImpl()->userdata)->data = this;
if (*argc > 3) {
memmove(&(*argv)[0], &(*argv)[2], sizeof(char *) * (*argc - 2));
argv_ = argv;
// set the process attached to the mailbox
mailbox_small_->setReceiver(simgrid::s4u::Actor::self());
- process_ = SIMIX_process_self();
- XBT_DEBUG("<%d> New process in the game: %p", index_, SIMIX_process_self());
+ XBT_DEBUG("<%d> New process in the game: %p", index_, process_);
}
/** @brief Prepares the current process for termination. */
/** @brief Check if a process is initialized */
int Process::initialized()
{
- if (index_to_process_data == nullptr){
- return false;
- } else{
- return ((index_ != MPI_UNDEFINED) && (state_ == SMPI_INITIALIZED));
- }
+ // TODO cheinrich: Check if we still need this. This should be a global condition, not for a
+ // single process ... ?
+ return ((index_ != MPI_UNDEFINED) && (state_ == SMPI_INITIALIZED));
}
/** @brief Mark a process as initialized (=MPI_Init called) */
return data_;
}
-smx_actor_t Process::process(){
+ActorPtr Process::process(){
return process_;
}
return &trace_call_loc_;
}
+void Process::set_privatized_region(smpi_privatization_region_t region)
+{
+ privatized_region_ = region;
+}
+
+smpi_privatization_region_t Process::privatized_region()
+{
+ return privatized_region_;
+}
+
int Process::index()
{
return index_;
if(comm_self_==MPI_COMM_NULL){
MPI_Group group = new Group(1);
comm_self_ = new Comm(group, nullptr);
- group->set_mapping(index_, 0);
+ group->set_mapping(process_, 0);
}
return comm_self_;
}
void Process::init(int *argc, char ***argv){
- if (process_data == nullptr){
- printf("SimGrid was not initialized properly before entering MPI_Init. Aborting, please check compilation process and use smpirun\n");
- exit(1);
+ if (smpi_process_count() == 0) {
+ xbt_die("SimGrid was not initialized properly before entering MPI_Init. Aborting, please check compilation process and use smpirun\n");
}
if (argc != nullptr && argv != nullptr) {
- smx_actor_t proc = SIMIX_process_self();
- proc->context->set_cleanup(&MSG_process_cleanup_from_SIMIX);
+ simgrid::s4u::ActorPtr proc = simgrid::s4u::Actor::self();
+ proc->getImpl()->context->set_cleanup(&MSG_process_cleanup_from_SIMIX);
- int index = proc->pid - 1;
-
- if(index_to_process_data == nullptr){
- index_to_process_data=static_cast<int*>(xbt_malloc(SIMIX_process_count()*sizeof(int)));
- }
+ int index = proc->getPid() - 1; // The maestro process has always ID 0 but we don't need that process here
char* instance_id = (*argv)[1];
try {
throw std::invalid_argument(std::string("Invalid rank: ") + (*argv)[2]);
}
+ // cheinrich: I'm not sure what the impact of the SMPI_switch_data_segment on this call is. I moved
+ // this up here so that I can set the privatized region before the switch.
+ Process* process = smpi_process_remote(proc);
if(smpi_privatize_global_variables == SMPI_PRIVATIZE_MMAP){
- /* Now using segment index of the process */
- index = proc->segment_index;
+ /* Now using the segment index of this process */
+ index = proc->getImpl()->segment_index;
+ process->set_privatized_region(smpi_init_global_memory_segment_process());
/* Done at the process's creation */
SMPI_switch_data_segment(index);
}
- Process* process = smpi_process_remote(index);
process->set_data(index, argc, argv);
}
xbt_assert(smpi_process(),