+++ /dev/null
-/* Copyright (c) 2009-2017. 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 "mc/mc.h"
-#include "src/mc/mc_replay.h"
-#include "src/msg/msg_private.h"
-#include "src/simix/smx_private.h"
-#include "src/smpi/private.h"
-#include "src/smpi/private.hpp"
-#include "src/smpi/smpi_process.hpp"
-#include "src/smpi/smpi_group.hpp"
-#include "src/smpi/smpi_comm.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);
- 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);
- return str;
-}
-
-namespace simgrid{
-namespace smpi{
-
-Process::Process(int index, msg_bar_t finalization_barrier)
- : finalization_barrier_(finalization_barrier)
-{
- char name[MAILBOX_NAME_MAXLEN];
- 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();
- timer_ = xbt_os_timer_new();
- state_ = SMPI_UNINITIALIZED;
- if (MC_is_active())
- MC_ignore_heap(timer_, xbt_os_timer_size());
-
-#if HAVE_PAPI
- if (xbt_cfg_get_string("smpi/papi-events")[0] != '\0') {
- // TODO: Implement host/process/thread based counters. This implementation
- // just always takes the values passed via "default", like this:
- // "default:COUNTER1:COUNTER2:COUNTER3;".
- auto it = units2papi_setup.find(papi_default_config_name);
- if (it != units2papi_setup.end()) {
- papi_event_set_ = it->second.event_set;
- papi_counter_data_ = it->second.counter_data;
- XBT_DEBUG("Setting PAPI set for process %i", i);
- } else {
- papi_event_set_ = PAPI_NULL;
- XBT_DEBUG("No PAPI set for process %i", i);
- }
- }
-#endif
-}
-
-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;
- instance_id_ = instance_id;
- index_ = index;
-
- static_cast<simgrid::msg::ActorExt*>(SIMIX_process_self()->userdata)->data = this;
-
- if (*argc > 3) {
- memmove(&(*argv)[0], &(*argv)[2], sizeof(char *) * (*argc - 2));
- (*argv)[(*argc) - 1] = nullptr;
- (*argv)[(*argc) - 2] = nullptr;
- }
- (*argc)-=2;
- argc_ = argc;
- 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());
-}
-
-/** @brief Prepares the current process for termination. */
-void Process::finalize()
-{
- state_ = SMPI_FINALIZED;
- XBT_DEBUG("<%d> Process left the game", index_);
-
- // This leads to an explosion of the search graph which cannot be reduced:
- if(MC_is_active() || MC_record_replay_is_active())
- return;
- // wait for all pending asynchronous comms to finish
- MSG_barrier_wait(finalization_barrier_);
-}
-
-/** @brief Check if a process is finalized */
-int Process::finalized()
-{
- if (index_ != MPI_UNDEFINED)
- return (state_ == SMPI_FINALIZED);
- else
- return 0;
-}
-
-/** @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));
- }
-}
-
-/** @brief Mark a process as initialized (=MPI_Init called) */
-void Process::mark_as_initialized()
-{
- if ((index_ != MPI_UNDEFINED) && (state_ != SMPI_FINALIZED))
- state_ = SMPI_INITIALIZED;
-}
-
-void Process::set_replaying(bool value){
- if ((index_ != MPI_UNDEFINED) && (state_ != SMPI_FINALIZED))
- replaying_ = value;
-}
-
-bool Process::replaying(){
- if (index_ != MPI_UNDEFINED)
- return replaying_;
- else
- return false;
-}
-
-void Process::set_user_data(void *data)
-{
- data_ = data;
-}
-
-void *Process::get_user_data()
-{
- return data_;
-}
-
-smx_actor_t Process::process(){
- return process_;
-}
-
-
-/**
- * \brief Returns a structure that stores the location (filename + linenumber)
- * of the last calls to MPI_* functions.
- *
- * \see smpi_trace_set_call_location
- */
-smpi_trace_call_location_t* Process::call_location()
-{
- return &trace_call_loc_;
-}
-
-int Process::index()
-{
- return index_;
-}
-
-MPI_Comm Process::comm_world()
-{
- return comm_world_==nullptr ? MPI_COMM_NULL : *comm_world_;
-}
-
-smx_mailbox_t Process::mailbox()
-{
- return mailbox_->getImpl();
-}
-
-smx_mailbox_t Process::mailbox_small()
-{
- return mailbox_small_->getImpl();
-}
-
-xbt_mutex_t Process::mailboxes_mutex()
-{
- return mailboxes_mutex_;
-}
-
-#if HAVE_PAPI
-int Process::papi_event_set()
-{
- return papi_event_set_;
-}
-
-papi_counter_t& smpi_process_papi_counters()
-{
- return papi_counter_data_;
-}
-#endif
-
-xbt_os_timer_t Process::timer()
-{
- return timer_;
-}
-
-void Process::simulated_start()
-{
- simulated_ = SIMIX_get_clock();
-}
-
-double Process::simulated_elapsed()
-{
- return SIMIX_get_clock() - simulated_;
-}
-
-MPI_Comm Process::comm_self()
-{
- if(comm_self_==MPI_COMM_NULL){
- MPI_Group group = new Group(1);
- comm_self_ = new Comm(group, nullptr);
- group->set_mapping(index_, 0);
- }
- return comm_self_;
-}
-
-MPI_Comm Process::comm_intra()
-{
- return comm_intra_;
-}
-
-void Process::set_comm_intra(MPI_Comm comm)
-{
- comm_intra_ = comm;
-}
-
-void Process::set_sampling(int s)
-{
- sampling_ = s;
-}
-
-int Process::sampling()
-{
- return sampling_;
-}
-
-msg_bar_t Process::finalization_barrier(){
- return finalization_barrier_;
-}
-
-int Process::return_value(){
- return return_value_;
-}
-
-void Process::set_return_value(int val){
- return_value_=val;
-}
-
-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 (argc != nullptr && argv != nullptr) {
- smx_actor_t proc = SIMIX_process_self();
- proc->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)));
- }
-
- char* instance_id = (*argv)[1];
- int rank = xbt_str_parse_int((*argv)[2], "Invalid rank: %s");
- smpi_deployment_register_process(instance_id, rank, index);
-
- if(smpi_privatize_global_variables == SMPI_PRIVATIZE_MMAP){
- /* Now using segment index of the process */
- index = proc->segment_index;
- /* 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(),
- "smpi_process() returned nullptr. You probably gave a nullptr parameter to MPI_Init. "
- "Although it's required by MPI-2, this is currently not supported by SMPI.");
-}
-
-}
-}
