/* 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_host.hpp"
#include "mc/mc.h"
#include "simgrid/s4u/Engine.hpp"
#include "smpi_coll.hpp"
-#include "smpi_process.hpp"
-#include "src/msg/msg_private.hpp"
+#include "smpi_f2c.hpp"
+#include "smpi_host.hpp"
+#include "src/kernel/activity/CommImpl.hpp"
#include "src/simix/smx_private.hpp"
+#include "src/smpi/include/smpi_actor.hpp"
#include "xbt/config.hpp"
+#include <algorithm>
#include <cfloat> /* DBL_MAX */
+#include <cstdint> /* intmax_t */
#include <dlfcn.h>
#include <fcntl.h>
+#include <fstream>
+
#if not defined(__APPLE__)
#include <link.h>
#endif
-#include <fstream>
+
+#if defined(__APPLE__)
+# include <AvailabilityMacros.h>
+# ifndef MAC_OS_X_VERSION_10_12
+# define MAC_OS_X_VERSION_10_12 101200
+# endif
+# define HAVE_WORKING_MMAP (MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_12)
+#elif defined(__FreeBSD__)
+# define HAVE_WORKING_MMAP 0
+#else
+# define HAVE_WORKING_MMAP 1
+#endif
#if HAVE_SENDFILE
#include <sys/sendfile.h>
#include <boost/tokenizer.hpp>
#include <boost/algorithm/string.hpp> /* trim_right / trim_left */
-#ifndef RTLD_DEEPBIND
+#if SMPI_IFORT
+ extern "C" void for_rtl_init_ (int *, char **);
+ extern "C" void for_rtl_finish_ ();
+#elif SMPI_FLANG
+ extern "C" void __io_set_argc(int);
+ extern "C" void __io_set_argv(char **);
+#elif SMPI_GFORTRAN
+ extern "C" void _gfortran_set_args(int, char **);
+#endif
+
/* RTLD_DEEPBIND is a bad idea of GNU ld that obviously does not exist on other platforms
* See https://www.akkadia.org/drepper/dsohowto.pdf
* and https://lists.freebsd.org/pipermail/freebsd-current/2016-March/060284.html
*/
-#define RTLD_DEEPBIND 0
+#if !defined(RTLD_DEEPBIND) || HAVE_SANITIZER_ADDRESS || HAVE_SANITIZER_THREAD
+#define WANT_RTLD_DEEPBIND 0
+#else
+#define WANT_RTLD_DEEPBIND RTLD_DEEPBIND
#endif
#if HAVE_PAPI
#include "papi.h"
-const char* papi_default_config_name = "default";
-
-struct papi_process_data {
- papi_counter_t counter_data;
- int event_set;
-};
+std::string papi_default_config_name = "default";
+std::map</* computation unit name */ std::string, papi_process_data> units2papi_setup;
#endif
using simgrid::s4u::Actor;
using simgrid::s4u::ActorPtr;
std::unordered_map<std::string, double> location2speedup;
-static std::map</*process_id*/ ActorPtr, simgrid::smpi::Process*> process_data;
+static std::map</*process_id*/ ActorPtr, simgrid::smpi::ActorExt*> process_data;
int process_count = 0;
static int smpi_exit_status = 0;
int smpi_universe_size = 0;
// No instance gets manually created; check also the smpirun.in script as
// this default name is used there as well (when the <actor> tag is generated).
static const std::string smpi_default_instance_name("smpirun");
-static simgrid::config::Flag<double> smpi_wtime_sleep(
- "smpi/wtime", "Minimum time to inject inside a call to MPI_Wtime", 0.0);
static simgrid::config::Flag<double> smpi_init_sleep(
"smpi/init", "Time to inject inside a call to MPI_Init", 0.0);
return process_count;
}
-simgrid::smpi::Process* smpi_process()
+simgrid::smpi::ActorExt* smpi_process()
{
ActorPtr me = Actor::self();
+
if (me == nullptr) // This happens sometimes (eg, when linking against NS3 because it pulls openMPI...)
return nullptr;
- simgrid::msg::ActorExt* msgExt = static_cast<simgrid::msg::ActorExt*>(me->get_impl()->getUserData());
- return static_cast<simgrid::smpi::Process*>(msgExt->data);
+
+ return process_data.at(me);
}
-simgrid::smpi::Process* smpi_process_remote(ActorPtr actor)
+simgrid::smpi::ActorExt* smpi_process_remote(ActorPtr actor)
{
return process_data.at(actor);
}
}
void smpi_process_init(int *argc, char ***argv){
- simgrid::smpi::Process::init(argc, argv);
-}
-
-int smpi_process_index(){
- return simgrid::s4u::this_actor::get_pid();
+ simgrid::smpi::ActorExt::init(argc, argv);
}
void * smpi_process_get_user_data(){
- return smpi_process()->get_user_data();
+ return Actor::self()->get_impl()->get_user_data();
}
void smpi_process_set_user_data(void *data){
- return smpi_process()->set_user_data(data);
+ Actor::self()->get_impl()->set_user_data(data);
}
// This map holds for each computation unit (such as "default" or "process1" etc.)
// the configuration as given by the user (counter data as a pair of (counter_name, counter_counter))
// and the (computed) event_set.
- std::map</* computation unit name */ std::string, papi_process_data> units2papi_setup;
if (not simgrid::config::get_value<std::string>("smpi/papi-events").empty()) {
if (PAPI_library_init(PAPI_VER_CURRENT) != PAPI_VER_CURRENT)
XBT_ERROR("Could not initialize PAPI library; is it correctly installed and linked?"
- " Expected version is %i",
- PAPI_VER_CURRENT);
+ " Expected version is %u", PAPI_VER_CURRENT);
typedef boost::tokenizer<boost::char_separator<char>> Tokenizer;
boost::char_separator<char> separator_units(";");
if (smpi_privatize_global_variables == SmpiPrivStrategies::MMAP)
smpi_destroy_global_memory_segments();
smpi_free_static();
+ if(simgrid::smpi::F2C::lookup() != nullptr)
+ simgrid::smpi::F2C::delete_lookup();
}
static void smpi_init_options(){
simgrid::smpi::Colls::smpi_coll_cleanup_callback = nullptr;
smpi_cpu_threshold = simgrid::config::get_value<double>("smpi/cpu-threshold");
smpi_host_speed = simgrid::config::get_value<double>("smpi/host-speed");
- xbt_assert(smpi_host_speed >= 0, "You're trying to set the host_speed to a negative value (%f)", smpi_host_speed);
+ xbt_assert(smpi_host_speed > 0.0, "You're trying to set the host_speed to a non-positive value (given: %f)", smpi_host_speed);
std::string smpi_privatize_option = simgrid::config::get_value<std::string>("smpi/privatization");
if (smpi_privatize_option == "no" || smpi_privatize_option == "0")
smpi_privatize_global_variables = SmpiPrivStrategies::NONE;
XBT_DEBUG("Running without smpi_main(); disable smpi/privatization.");
smpi_privatize_global_variables = SmpiPrivStrategies::NONE;
}
-#if defined(__FreeBSD__)
+#if !HAVE_WORKING_MMAP
if (smpi_privatize_global_variables == SmpiPrivStrategies::MMAP) {
- XBT_INFO("mmap privatization is broken on FreeBSD, switching to dlopen privatization instead.");
+ XBT_INFO("mmap privatization is broken on this platform, switching to dlopen privatization instead.");
smpi_privatize_global_variables = SmpiPrivStrategies::DLOPEN;
}
#endif
static int smpi_run_entry_point(smpi_entry_point_type entry_point, std::vector<std::string> args)
{
- char noarg[] = {'\0'};
- const int argc = args.size();
- std::unique_ptr<char*[]> argv(new char*[argc + 1]);
- for (int i = 0; i != argc; ++i)
- argv[i] = args[i].empty() ? noarg : &args[i].front();
- argv[argc] = nullptr;
-
- int res = entry_point(argc, argv.get());
+ // copy C strings, we need them writable
+ std::vector<char*>* args4argv = new std::vector<char*>(args.size());
+ std::transform(begin(args), end(args), begin(*args4argv), [](const std::string& s) { return xbt_strdup(s.c_str()); });
+
+#if !SMPI_IFORT
+ // take a copy of args4argv to keep reference of the allocated strings
+ const std::vector<char*> args2str(*args4argv);
+#endif
+ int argc = args4argv->size();
+ args4argv->push_back(nullptr);
+ char** argv = args4argv->data();
+
+ simgrid::smpi::ActorExt::init(&argc, &argv);
+#if SMPI_IFORT
+ for_rtl_init_ (&argc, argv);
+#elif SMPI_FLANG
+ __io_set_argc(argc);
+ __io_set_argv(argv);
+#elif SMPI_GFORTRAN
+ _gfortran_set_args(argc, argv);
+#endif
+ int res = entry_point(argc, argv);
+
+#if SMPI_IFORT
+ for_rtl_finish_ ();
+#else
+ for (char* s : args2str)
+ xbt_free(s);
+ delete args4argv;
+#endif
+
if (res != 0){
XBT_WARN("SMPI process did not return 0. Return value : %d", res);
if (smpi_exit_status == 0)
smpi_fortran_entry_point_type entry_point_fortran = (smpi_fortran_entry_point_type)dlsym(handle, "user_main_");
if (entry_point_fortran != nullptr) {
return [entry_point_fortran](int argc, char** argv) {
- smpi_process_init(&argc, &argv);
entry_point_fortran();
return 0;
};
int fdout = open(target.c_str(), O_CREAT | O_RDWR, S_IRWXU);
xbt_assert(fdout >= 0, "Cannot write into %s", target.c_str());
- XBT_DEBUG("Copy %ld bytes into %s", static_cast<long>(fdin_size), target.c_str());
+ XBT_DEBUG("Copy %jd bytes into %s", static_cast<intmax_t>(fdin_size), target.c_str());
#if HAVE_SENDFILE
ssize_t sent_size = sendfile(fdout, fdin, NULL, fdin_size);
- xbt_assert(sent_size == fdin_size, "Error while copying %s: only %zd bytes copied instead of %ld (errno: %d -- %s)",
- target.c_str(), sent_size, fdin_size, errno, strerror(errno));
+ xbt_assert(sent_size == fdin_size, "Error while copying %s: only %zd bytes copied instead of %jd (errno: %d -- %s)",
+ target.c_str(), sent_size, static_cast<intmax_t>(fdin_size), errno, strerror(errno));
#else
const int bufsize = 1024 * 1024 * 4;
char buf[bufsize];
}
#endif
-static void smpi_init_privatization_dlopen(const char* executable)
+static void smpi_init_privatization_dlopen(std::string executable)
{
- std::string executable_copy = executable;
-
// Prepare the copy of the binary (get its size)
struct stat fdin_stat;
- stat(executable_copy.c_str(), &fdin_stat);
+ stat(executable.c_str(), &fdin_stat);
off_t fdin_size = fdin_stat.st_size;
static std::size_t rank = 0;
}
}
- simix_global->default_function = [executable_copy, fdin_size](std::vector<std::string> args) {
- return std::function<void()>([executable_copy, fdin_size, args] {
+ simix_global->default_function = [executable, fdin_size](std::vector<std::string> args) {
+ return std::function<void()>([executable, fdin_size, args] {
// Copy the dynamic library:
std::string target_executable =
- executable_copy + "_" + std::to_string(getpid()) + "_" + std::to_string(rank) + ".so";
+ executable + "_" + std::to_string(getpid()) + "_" + std::to_string(rank) + ".so";
- smpi_copy_file(executable_copy, target_executable, fdin_size);
+ smpi_copy_file(executable, target_executable, fdin_size);
// if smpi/privatize-libs is set, duplicate pointed lib and link each executable copy to a different one.
- std::string target_lib;
+ std::vector<std::string> target_libs;
for (auto const& libpath : privatize_libs_paths) {
// if we were given a full path, strip it
size_t index = libpath.find_last_of("/\\");
unsigned int pad = 7;
if (libname.length() < pad)
pad = libname.length();
- target_lib =
+ std::string target_lib =
std::string(pad - std::to_string(rank).length(), '0') + std::to_string(rank) + libname.substr(pad);
+ target_libs.push_back(target_lib);
XBT_DEBUG("copy lib %s to %s, with size %lld", libpath.c_str(), target_lib.c_str(), (long long)fdin_size2);
smpi_copy_file(libpath, target_lib, fdin_size2);
rank++;
// Load the copy and resolve the entry point:
- void* handle = dlopen(target_executable.c_str(), RTLD_LAZY | RTLD_LOCAL | RTLD_DEEPBIND);
+ void* handle = dlopen(target_executable.c_str(), RTLD_LAZY | RTLD_LOCAL | WANT_RTLD_DEEPBIND);
int saved_errno = errno;
if (simgrid::config::get_value<bool>("smpi/keep-temps") == false) {
unlink(target_executable.c_str());
- if (not target_lib.empty())
+ for (const std::string& target_lib : target_libs)
unlink(target_lib.c_str());
}
if (handle == nullptr)
};
}
-static void smpi_init_privatization_no_dlopen(const char* executable)
+static void smpi_init_privatization_no_dlopen(std::string executable)
{
if (smpi_privatize_global_variables == SmpiPrivStrategies::MMAP)
smpi_prepare_global_memory_segment();
// Load the dynamic library and resolve the entry point:
- void* handle = dlopen(executable, RTLD_LAZY | RTLD_LOCAL);
+ void* handle = dlopen(executable.c_str(), RTLD_LAZY | RTLD_LOCAL);
if (handle == nullptr)
- xbt_die("dlopen failed for %s: %s (errno: %d -- %s)", executable, dlerror(), errno, strerror(errno));
+ xbt_die("dlopen failed for %s: %s (errno: %d -- %s)", executable.c_str(), dlerror(), errno, strerror(errno));
smpi_entry_point_type entry_point = smpi_resolve_function(handle);
if (not entry_point)
- xbt_die("main not found in %s", executable);
+ xbt_die("main not found in %s", executable.c_str());
if (smpi_privatize_global_variables == SmpiPrivStrategies::MMAP)
smpi_backup_global_memory_segment();
}
TRACE_global_init();
-
SIMIX_global_init(&argc, argv);
- MSG_init(&argc, argv);
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?
+ // that is always called -- maybe close to Actor::on_creation?
simgrid::s4u::Host::on_creation.connect(
[](simgrid::s4u::Host& host) { host.extension_set(new simgrid::smpi::Host(&host)); });
// parse the platform file: get the host list
- SIMIX_create_environment(argv[1]);
+ simgrid::s4u::Engine::get_instance()->load_platform(argv[1]);
SIMIX_comm_set_copy_data_callback(smpi_comm_copy_buffer_callback);
smpi_init_options();
smpi_init_privatization_no_dlopen(executable);
SMPI_init();
- SIMIX_launch_application(argv[2]);
+ simgrid::s4u::Engine::get_instance()->load_deployment(argv[2]);
SMPI_app_instance_register(smpi_default_instance_name.c_str(), nullptr,
process_data.size()); // This call has a side effect on process_count...
MPI_COMM_WORLD = *smpi_deployment_comm_world(smpi_default_instance_name);
void SMPI_init(){
simgrid::s4u::Actor::on_creation.connect([](simgrid::s4u::ActorPtr actor) {
if (not actor->is_daemon()) {
- process_data.insert({actor, new simgrid::smpi::Process(actor, nullptr)});
+ process_data.insert({actor, new simgrid::smpi::ActorExt(actor, nullptr)});
}
});
simgrid::s4u::Actor::on_destruction.connect([](simgrid::s4u::ActorPtr actor) {
smpi_init_options();
smpi_global_init();
smpi_check_options();
- simgrid::s4u::on_simulation_end.connect(TRACE_smpi_release);
}
void SMPI_finalize(){
}
void smpi_mpi_init() {
+ smpi_init_fortran_types();
if(smpi_init_sleep > 0)
simcall_process_sleep(smpi_init_sleep);
}
-
-double smpi_mpi_wtime(){
- double time;
- if (smpi_process()->initialized() != 0 && smpi_process()->finalized() == 0 && smpi_process()->sampling() == 0) {
- smpi_bench_end();
- time = SIMIX_get_clock();
- // to avoid deadlocks if used as a break condition, such as
- // while (MPI_Wtime(...) < time_limit) {
- // ....
- // }
- // because the time will not normally advance when only calls to MPI_Wtime
- // are made -> deadlock (MPI_Wtime never reaches the time limit)
- if(smpi_wtime_sleep > 0)
- simcall_process_sleep(smpi_wtime_sleep);
- smpi_bench_begin();
- } else {
- time = SIMIX_get_clock();
- }
- return time;
-}
-