X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/0ef47f951954678fed8c57bb97ab52147eee52f4..d46afc036c17f291795eaaab14ce42d0a96e3feb:/src/smpi/internals/smpi_global.cpp diff --git a/src/smpi/internals/smpi_global.cpp b/src/smpi/internals/smpi_global.cpp index f4347e5902..65bfc09ca4 100644 --- a/src/smpi/internals/smpi_global.cpp +++ b/src/smpi/internals/smpi_global.cpp @@ -3,22 +3,37 @@ /* 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 #include /* DBL_MAX */ #include #include +#include + #if not defined(__APPLE__) #include #endif -#include + +#if defined(__APPLE__) +# include +# 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 @@ -28,29 +43,37 @@ XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_kernel, smpi, "Logging specific to SMPI (ke #include #include /* 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 units2papi_setup; #endif using simgrid::s4u::Actor; using simgrid::s4u::ActorPtr; std::unordered_map location2speedup; -static std::map process_data; +static std::map process_data; int process_count = 0; static int smpi_exit_status = 0; int smpi_universe_size = 0; @@ -74,8 +97,6 @@ MPI_Errhandler *MPI_ERRHANDLER_NULL = nullptr; // No instance gets manually created; check also the smpirun.in script as // this default name is used there as well (when the tag is generated). static const std::string smpi_default_instance_name("smpirun"); -static simgrid::config::Flag smpi_wtime_sleep( - "smpi/wtime", "Minimum time to inject inside a call to MPI_Wtime", 0.0); static simgrid::config::Flag smpi_init_sleep( "smpi/init", "Time to inject inside a call to MPI_Init", 0.0); @@ -86,16 +107,17 @@ int smpi_process_count() 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(me->get_impl()->getUserData()); - return static_cast(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); } @@ -105,19 +127,15 @@ MPI_Comm smpi_process_comm_self(){ } 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); } @@ -266,13 +284,11 @@ void smpi_global_init() // 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 units2papi_setup; if (not simgrid::config::get_value("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> Tokenizer; boost::char_separator separator_units(";"); @@ -349,6 +365,8 @@ void smpi_global_destroy() 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(){ @@ -359,7 +377,7 @@ static void smpi_init_options(){ simgrid::smpi::Colls::smpi_coll_cleanup_callback = nullptr; smpi_cpu_threshold = simgrid::config::get_value("smpi/cpu-threshold"); smpi_host_speed = simgrid::config::get_value("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("smpi/privatization"); if (smpi_privatize_option == "no" || smpi_privatize_option == "0") smpi_privatize_global_variables = SmpiPrivStrategies::NONE; @@ -376,9 +394,9 @@ static void smpi_init_options(){ 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 @@ -405,14 +423,37 @@ typedef void (*smpi_fortran_entry_point_type)(); static int smpi_run_entry_point(smpi_entry_point_type entry_point, std::vector args) { - char noarg[] = {'\0'}; - const int argc = args.size(); - std::unique_ptr 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* args4argv = new std::vector(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 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) @@ -428,7 +469,6 @@ static smpi_entry_point_type smpi_resolve_function(void* handle) 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; }; @@ -535,7 +575,7 @@ static void smpi_init_privatization_dlopen(std::string executable) 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 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("/\\"); @@ -554,8 +594,9 @@ static void smpi_init_privatization_dlopen(std::string executable) 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); @@ -568,11 +609,11 @@ static void smpi_init_privatization_dlopen(std::string executable) 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("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) @@ -616,20 +657,18 @@ int smpi_main(const char* executable, int argc, char* argv[]) } TRACE_global_init(); - SIMIX_global_init(&argc, argv); - MSG_init(&argc, argv); // FIXME Remove this MSG call. Once it's removed, we can remove the msg header include as well 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(); @@ -639,7 +678,7 @@ int smpi_main(const char* executable, int argc, char* argv[]) 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); @@ -678,7 +717,7 @@ int smpi_main(const char* executable, int argc, char* argv[]) 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) { @@ -692,7 +731,6 @@ void SMPI_init(){ smpi_init_options(); smpi_global_init(); smpi_check_options(); - simgrid::s4u::on_simulation_end.connect(TRACE_smpi_release); } void SMPI_finalize(){ @@ -700,27 +738,7 @@ 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; -} -