/* 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 <functional>
+
+#include <signal.h> /* Signal handling */
#include <stdlib.h>
-#include "src/portable.h"
-#ifdef HAVE_SYS_PTRACE_H
-# include <sys/types.h>
-# include <sys/ptrace.h>
-#endif
+#include "src/internal_config.h"
#include "src/surf/surf_interface.hpp"
#include "src/surf/storage_interface.hpp"
#include "src/surf/xml/platf.hpp"
#include "smx_private.h"
-#include "smx_private.hpp"
#include "xbt/str.h"
#include "xbt/ex.h" /* ex_backtrace_display */
#include "mc/mc.h"
#include "src/mc/mc_replay.h"
#include "simgrid/sg_config.h"
-#ifdef HAVE_MC
+#include "src/simix/SynchroExec.hpp"
+#include "src/simix/SynchroComm.hpp"
+#include "src/simix/SynchroSleep.hpp"
+#include "src/simix/SynchroIo.hpp"
+#include "src/simix/SynchroRaw.hpp"
+
+#if HAVE_MC
#include "src/mc/mc_private.h"
#include "src/mc/mc_protocol.h"
-#include "src/mc/mc_client.h"
-#endif
+#include "src/mc/Client.hpp"
-#ifdef HAVE_MC
#include <stdlib.h>
#include "src/mc/mc_protocol.h"
#endif
#include "src/mc/mc_record.h"
-#ifdef HAVE_SMPI
+#if HAVE_SMPI
#include "src/smpi/private.h"
#endif
XBT_LOG_NEW_CATEGORY(simix, "All SIMIX categories");
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_kernel, simix,
- "Logging specific to SIMIX (kernel)");
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_kernel, simix, "Logging specific to SIMIX (kernel)");
smx_global_t simix_global = NULL;
static xbt_heap_t simix_timers = NULL;
/** @brief Timer datatype */
typedef struct s_smx_timer {
- double date;
- void(* func)(void*);
- void* args;
+ double date = 0.0;
+ std::function<void()> callback;
+
+ s_smx_timer() {}
+ s_smx_timer(double date, std::function<void()> callback)
+ : date(date), callback(std::move(callback)) {}
} s_smx_timer_t;
void (*SMPI_switch_data_segment)(int) = NULL;
-static void* SIMIX_synchro_mallocator_new_f(void);
-static void SIMIX_synchro_mallocator_free_f(void* synchro);
-static void SIMIX_synchro_mallocator_reset_f(void* synchro);
-
-/* FIXME: Yeah, I'll do it in a portable maner one day [Mt] */
-#include <signal.h>
-
int _sg_do_verbose_exit = 1;
-static void _XBT_CALL inthandler(int ignored)
+static void inthandler(int ignored)
{
if ( _sg_do_verbose_exit ) {
XBT_INFO("CTRL-C pressed. The current status will be displayed before exit (disable that behavior with option 'verbose-exit').");
exit(1);
}
-#ifndef WIN32
-static void _XBT_CALL segvhandler(int signum, siginfo_t *siginfo, void *context)
+#ifndef _WIN32
+static void segvhandler(int signum, siginfo_t *siginfo, void *context)
{
if (siginfo->si_signo == SIGSEGV && siginfo->si_code == SEGV_ACCERR) {
fprintf(stderr,
}
} else if (siginfo->si_signo == SIGSEGV) {
fprintf(stderr, "Segmentation fault.\n");
-#ifdef HAVE_SMPI
+#if HAVE_SMPI
if (smpi_enabled() && !smpi_privatize_global_variables) {
-#ifdef HAVE_PRIVATIZATION
+#if HAVE_PRIVATIZATION
fprintf(stderr,
- "Try to enable SMPI variable privatization with --cfg=smpi/privatize_global_variables:yes.\n");
+ "Try to enable SMPI variable privatization with --cfg=smpi/privatize-global-variables:yes.\n");
#else
fprintf(stderr,
- "Sadly, your system does not support --cfg=smpi/privatize_global_variables:yes (yet).\n");
-#endif
+ "Sadly, your system does not support --cfg=smpi/privatize-global-variables:yes (yet).\n");
+#endif /* HAVE_PRIVATIZATION */
}
-#endif
+#endif /* HAVE_SMPI */
}
raise(signum);
}
stack.ss_flags = 0;
if (sigaltstack(&stack, &old_stack) == -1) {
- XBT_WARN("Failed to register alternate signal stack: %s",
- strerror(errno));
+ XBT_WARN("Failed to register alternate signal stack: %s", strerror(errno));
return;
}
if (!(old_stack.ss_flags & SS_DISABLE)) {
sigemptyset(&action.sa_mask);
if (sigaction(SIGSEGV, &action, &old_action) == -1) {
- XBT_WARN("Failed to register signal handler for SIGSEGV: %s",
- strerror(errno));
+ XBT_WARN("Failed to register signal handler for SIGSEGV: %s", strerror(errno));
return;
}
if ((old_action.sa_flags & SA_SIGINFO) || old_action.sa_handler != SIG_DFL) {
}
}
-#endif
-/********************************* SIMIX **************************************/
+#endif /* _WIN32 */
+/********************************* SIMIX **************************************/
double SIMIX_timer_next(void)
{
return xbt_heap_size(simix_timers) > 0 ? xbt_heap_maxkey(simix_timers) : -1.0;
SIMIX_process_kill(process, NULL);
}
-static void SIMIX_storage_create_(smx_storage_t storage)
-{
- const char* key = xbt_dict_get_elm_key(storage);
- SIMIX_storage_create(key, storage, NULL);
-}
-
static std::function<void()> maestro_code;
namespace simgrid {
*/
void SIMIX_global_init(int *argc, char **argv)
{
-#ifdef HAVE_MC
- _sg_do_model_check = getenv(MC_ENV_VARIABLE) != NULL;
+#if HAVE_MC
+ // The communication initialization is done ASAP.
+ // We need to communicate initialization of the different layers to the model-checker.
+ simgrid::mc::Client::initialize();
#endif
- s_smx_process_t proc;
-
if (!simix_global) {
simix_global = xbt_new0(s_smx_global_t, 1);
-#ifdef TIME_BENCH_AMDAHL
- simix_global->timer_seq = xbt_os_timer_new();
- simix_global->timer_par = xbt_os_timer_new();
- xbt_os_cputimer_start(simix_global->timer_seq);
-#endif
+ simgrid::simix::Process proc;
simix_global->process_to_run = xbt_dynar_new(sizeof(smx_process_t), NULL);
simix_global->process_that_ran = xbt_dynar_new(sizeof(smx_process_t), NULL);
simix_global->process_list = xbt_swag_new(xbt_swag_offset(proc, process_hookup));
simix_global->create_process_function = SIMIX_process_create;
simix_global->kill_process_function = kill_process;
simix_global->cleanup_process_function = SIMIX_process_cleanup;
- simix_global->synchro_mallocator = xbt_mallocator_new(65536,
- SIMIX_synchro_mallocator_new_f, SIMIX_synchro_mallocator_free_f,
- SIMIX_synchro_mallocator_reset_f);
simix_global->mutex = xbt_os_mutex_init();
surf_init(argc, argv); /* Initialize SURF structures */
__xbt_running_ctx_fetch = SIMIX_process_get_running_context;
__xbt_ex_terminate = SIMIX_process_exception_terminate;
- SIMIX_network_init();
-
/* Prepare to display some more info when dying on Ctrl-C pressing */
signal(SIGINT, inthandler);
-#ifndef WIN32
+#ifndef _WIN32
install_segvhandler();
#endif
/* register a function to be called by SURF after the environment creation */
SIMIX_HOST_LEVEL = simgrid::s4u::Host::extension_create(SIMIX_host_destroy);
simgrid::surf::storageCreatedCallbacks.connect([](simgrid::surf::Storage* storage) {
- const char* id = storage->getName();
- // TODO, create sg_storage_by_name
- sg_storage_t s = xbt_lib_get_elm_or_null(storage_lib, id);
- xbt_assert(s != NULL, "Storage not found for name %s", id);
- SIMIX_storage_create_(s);
- });
+ const char* name = storage->getName();
+ // TODO, create sg_storage_by_name
+ sg_storage_t s = xbt_lib_get_elm_or_null(storage_lib, name);
+ xbt_assert(s != NULL, "Storage not found for name %s", name);
+
+ SIMIX_storage_create(name, s, NULL);
+ });
SIMIX_STORAGE_LEVEL = xbt_lib_add_level(storage_lib, SIMIX_storage_destroy);
}
- if (!simix_timers) {
- simix_timers = xbt_heap_new(8, &free);
- }
+ if (!simix_timers)
+ simix_timers = xbt_heap_new(8, [](void* p) {
+ delete static_cast<smx_timer_t>(p);
+ });
- if (sg_cfg_get_boolean("clean_atexit"))
+ if (xbt_cfg_get_boolean("clean-atexit"))
atexit(SIMIX_clean);
-#ifdef HAVE_MC
- // The communication initialization is done ASAP.
- // We need to communicate initialization of the different layers to the model-checker.
- MC_client_init();
-#endif
-
if (_sg_cfg_exit_asap)
exit(0);
}
*/
void SIMIX_clean(void)
{
-#ifdef TIME_BENCH_PER_SR
- smx_ctx_raw_new_sr();
-#endif
if (smx_cleaned) return; // to avoid double cleaning by java and C
smx_cleaned = 1;
XBT_DEBUG("SIMIX_clean called. Simulation's over.");
SIMIX_process_killall(simix_global->maestro_process, 1);
/* Exit the SIMIX network module */
- SIMIX_network_exit();
+ SIMIX_mailbox_exit();
xbt_heap_free(simix_timers);
simix_timers = NULL;
simix_global->mutex = NULL;
/* Let's free maestro now */
- SIMIX_context_free(simix_global->maestro_process->context);
+ delete simix_global->maestro_process->context;
xbt_free(simix_global->maestro_process->running_ctx);
xbt_free(simix_global->maestro_process);
simix_global->maestro_process = NULL;
surf_exit();
-#ifdef TIME_BENCH_AMDAHL
- xbt_os_cputimer_stop(simix_global->timer_seq);
- XBT_INFO("Amdahl timing informations. Sequential time: %f; Parallel time: %f",
- xbt_os_timer_elapsed(simix_global->timer_seq),
- xbt_os_timer_elapsed(simix_global->timer_par));
- xbt_os_timer_free(simix_global->timer_seq);
- xbt_os_timer_free(simix_global->timer_par);
-#endif
-
- xbt_mallocator_free(simix_global->synchro_mallocator);
xbt_free(simix_global);
simix_global = NULL;
*/
void SIMIX_run(void)
{
- if(MC_record_path) {
- MC_record_replay_init();
- MC_record_replay_from_string(MC_record_path);
+ if (MC_record_path) {
+ simgrid::mc::replay(MC_record_path);
return;
}
do {
XBT_DEBUG("New Schedule Round; size(queue)=%lu",
xbt_dynar_length(simix_global->process_to_run));
-#ifdef TIME_BENCH_PER_SR
- smx_ctx_raw_new_sr();
-#endif
while (!xbt_dynar_is_empty(simix_global->process_to_run)) {
XBT_DEBUG("New Sub-Schedule Round; size(queue)=%lu",
xbt_dynar_length(simix_global->process_to_run));
/* Run all processes that are ready to run, possibly in parallel */
-#ifdef TIME_BENCH_AMDAHL
- xbt_os_cputimer_stop(simix_global->timer_seq);
- xbt_os_cputimer_resume(simix_global->timer_par);
-#endif
SIMIX_process_runall();
-#ifdef TIME_BENCH_AMDAHL
- xbt_os_cputimer_stop(simix_global->timer_par);
- xbt_os_cputimer_resume(simix_global->timer_seq);
-#endif
/* Move all killer processes to the end of the list, because killing a process that have an ongoing simcall is a bad idea */
xbt_dynar_three_way_partition(simix_global->process_that_ran, process_syscall_color);
//FIXME: make the timers being real callbacks
// (i.e. provide dispatchers that read and expand the args)
timer = (smx_timer_t) xbt_heap_pop(simix_timers);
- if (timer->func)
- timer->func(timer->args);
- xbt_free(timer);
+ if (timer->callback) {
+ try {
+ timer->callback();
+ }
+ catch(...) {
+ xbt_die("Exception throwed ouf of timer callback");
+ }
+ }
+ delete timer;
}
/* Wake up all processes waiting for a Surf action to finish */
*/
smx_timer_t SIMIX_timer_set(double date, void (*function)(void*), void *arg)
{
- smx_timer_t timer = xbt_new0(s_smx_timer_t, 1);
+ smx_timer_t timer = new s_smx_timer_t(date, std::bind(function, arg));
+ xbt_heap_push(simix_timers, timer, date);
+ return timer;
+}
- timer->date = date;
- timer->func = function;
- timer->args = arg;
+smx_timer_t SIMIX_timer_set(double date, std::function<void()> callback)
+{
+ smx_timer_t timer = new s_smx_timer_t(date, std::move(callback));
xbt_heap_push(simix_timers, timer, date);
return timer;
}
+
/** @brief cancels a timer that was added earlier */
void SIMIX_timer_remove(smx_timer_t timer) {
xbt_heap_rm_elm(simix_timers, timer, timer->date);
* to call SIMIX_process_create().
* \param function create process function
*/
-void SIMIX_function_register_process_create(smx_creation_func_t
- function)
+void SIMIX_function_register_process_create(smx_creation_func_t function)
{
simix_global->create_process_function = function;
}
if (process->waiting_synchro) {
const char* synchro_description = "unknown";
- switch (process->waiting_synchro->type) {
- case SIMIX_SYNC_EXECUTE:
+ if (dynamic_cast<simgrid::simix::Exec*>(process->waiting_synchro) != nullptr)
synchro_description = "execution";
- break;
- case SIMIX_SYNC_PARALLEL_EXECUTE:
- synchro_description = "parallel execution";
- break;
-
- case SIMIX_SYNC_COMMUNICATE:
+ if (dynamic_cast<simgrid::simix::Comm*>(process->waiting_synchro) != nullptr)
synchro_description = "communication";
- break;
- case SIMIX_SYNC_SLEEP:
+ if (dynamic_cast<simgrid::simix::Sleep*>(process->waiting_synchro) != nullptr)
synchro_description = "sleeping";
+
+ if (dynamic_cast<simgrid::simix::Raw*>(process->waiting_synchro) != nullptr)
+ synchro_description = "synchronization";
+
+ if (dynamic_cast<simgrid::simix::Io*>(process->waiting_synchro) != nullptr)
+ synchro_description = "I/O";
+
+
+ /*
+ switch (process->waiting_synchro->type) {
+ case SIMIX_SYNC_PARALLEL_EXECUTE:
+ synchro_description = "parallel execution";
break;
case SIMIX_SYNC_JOIN:
synchro_description = "joining";
break;
+*/
- case SIMIX_SYNC_SYNCHRO:
- synchro_description = "synchronization";
- break;
-
- case SIMIX_SYNC_IO:
- synchro_description = "I/O";
- break;
- }
XBT_INFO("Process %lu (%s@%s): waiting for %s synchro %p (%s) in state %d to finish",
- process->pid, process->name, sg_host_get_name(process->host),
+ process->pid, process->name.c_str(), sg_host_get_name(process->host),
synchro_description, process->waiting_synchro,
process->waiting_synchro->name, (int)process->waiting_synchro->state);
}
else {
- XBT_INFO("Process %lu (%s@%s)", process->pid, process->name, sg_host_get_name(process->host));
+ XBT_INFO("Process %lu (%s@%s)", process->pid, process->name.c_str(), sg_host_get_name(process->host));
}
}
}
-static void* SIMIX_synchro_mallocator_new_f(void) {
- smx_synchro_t synchro = xbt_new(s_smx_synchro_t, 1);
- synchro->simcalls = xbt_fifo_new();
- return synchro;
-}
-
-static void SIMIX_synchro_mallocator_free_f(void* synchro) {
- xbt_fifo_free(((smx_synchro_t) synchro)->simcalls);
- xbt_free(synchro);
-}
-
-static void SIMIX_synchro_mallocator_reset_f(void* synchro) {
-
- // we also recycle the simcall list
- xbt_fifo_t fifo = ((smx_synchro_t) synchro)->simcalls;
- xbt_fifo_reset(fifo);
- memset(synchro, 0, sizeof(s_smx_synchro_t));
- ((smx_synchro_t) synchro)->simcalls = fifo;
-}
-
xbt_dict_t simcall_HANDLER_asr_get_properties(smx_simcall_t simcall, const char *name){
return SIMIX_asr_get_properties(name);
}