#ifndef _SIMIX_PROCESS_PRIVATE_H
#define _SIMIX_PROCESS_PRIVATE_H
+#include <atomic>
#include <functional>
#include <string>
#include <xbt/string.hpp>
#include <simgrid/simix.hpp>
+#include <simgrid/s4u/Actor.hpp>
+
#include "simgrid/simix.h"
#include "popping_private.h"
public:
std::string name;
std::function<void()> code;
- void *data = nullptr;
- const char *hostname = nullptr;
- double kill_time = 0.0;
- xbt_dict_t properties = nullptr;
- bool auto_restart = false;
+ void *data = nullptr;
+ const char *hostname = nullptr;
+ double kill_time = 0.0;
+ xbt_dict_t properties = nullptr;
+ bool auto_restart = false;
};
class Process {
public:
+ Process() : actor_(this) {}
// TODO, replace with boost intrusive container hooks
- s_xbt_swag_hookup_t process_hookup = { nullptr, nullptr }; /* simix_global->process_list */
- s_xbt_swag_hookup_t synchro_hookup = { nullptr, nullptr }; /* {mutex,cond,sem}->sleeping */
+ s_xbt_swag_hookup_t process_hookup = { nullptr, nullptr }; /* simix_global->process_list */
+ s_xbt_swag_hookup_t synchro_hookup = { nullptr, nullptr }; /* {mutex,cond,sem}->sleeping */
s_xbt_swag_hookup_t host_proc_hookup = { nullptr, nullptr }; /* smx_host->process_lis */
- s_xbt_swag_hookup_t destroy_hookup = { nullptr, nullptr }; /* simix_global->process_to_destroy */
+ s_xbt_swag_hookup_t destroy_hookup = { nullptr, nullptr }; /* simix_global->process_to_destroy */
- unsigned long pid = 0;
+ unsigned long pid = 0;
unsigned long ppid = 0;
simgrid::xbt::string name;
- sg_host_t host = nullptr; /* the host on which the process is running */
+ sg_host_t host = nullptr; /* the host on which the process is running */
smx_context_t context = nullptr; /* the context (uctx/raw/thread) that executes the user function */
- xbt_running_ctx_t *running_ctx = nullptr;
// TODO, pack them
- bool doexception = false;
- bool blocked = false;
- bool suspended = false;
+ std::exception_ptr exception;
+ bool finished = false;
+ bool blocked = false;
+ bool suspended = false;
bool auto_restart = false;
- sg_host_t new_host = nullptr; /* if not null, the host on which the process must migrate to */
+ sg_host_t new_host = nullptr; /* if not null, the host on which the process must migrate to */
smx_synchro_t waiting_synchro = nullptr; /* the current blocking synchro if any */
- xbt_fifo_t comms = nullptr; /* the current non-blocking communication synchros */
- xbt_dict_t properties = nullptr;
+ xbt_fifo_t comms = nullptr; /* the current non-blocking communication synchros */
+ xbt_dict_t properties = nullptr;
s_smx_simcall_t simcall;
- void *data = nullptr; /* kept for compatibility, it should be replaced with moddata */
+ void *data = nullptr; /* kept for compatibility, it should be replaced with moddata */
xbt_dynar_t on_exit = nullptr; /* list of functions executed when the process dies */
std::function<void()> code;
smx_timer_t kill_timer = nullptr;
- int segment_index = 0; /*Reference to an SMPI process' data segment. Default value is -1 if not in SMPI context*/
+ int segment_index = 0; /*Reference to an SMPI process' data segment. Default value is -1 if not in SMPI context*/
+
+ friend void intrusive_ptr_add_ref(Process* process)
+ {
+ // Atomic operation! Do not split in two instructions!
+ auto previous = (process->refcount_)++;
+ xbt_assert(previous != 0);
+ (void) previous;
+ }
+ friend void intrusive_ptr_release(Process* process)
+ {
+ // Atomic operation! Do not split in two instructions!
+ auto count = --(process->refcount_);
+ if (count == 0)
+ delete process;
+ }
+
+ ~Process();
+
+ simgrid::s4u::Actor& actor() { return actor_; }
+
+private:
+ std::atomic_int_fast32_t refcount_ { 1 };
+ simgrid::s4u::Actor actor_;
};
}
XBT_PRIVATE void SIMIX_process_cleanup(smx_process_t arg);
XBT_PRIVATE void SIMIX_process_empty_trash(void);
XBT_PRIVATE void SIMIX_process_yield(smx_process_t self);
-XBT_PRIVATE xbt_running_ctx_t *SIMIX_process_get_running_context(void);
XBT_PRIVATE void SIMIX_process_exception_terminate(xbt_ex_t * e);
XBT_PRIVATE void SIMIX_process_change_host(smx_process_t process,
sg_host_t dest);