#include <stdio.h>
#include <stdlib.h>
#include "msg/msg.h" /* Yeah! If you want to use msg, you need to include msg/msg.h */
-#include "simgrid/simix.h" /* semaphores for the barrier */
+#include "simgrid/simix.h" /* semaphores for the barrier */
#include "xbt.h" /* calloc, printf */
#include "instr/instr_private.h"
#include <xbt/replay.h>
*
*/
-XBT_LOG_NEW_DEFAULT_CATEGORY(actions,
- "Messages specific for this msg example");
+XBT_LOG_NEW_DEFAULT_CATEGORY(actions, "Messages specific for this msg example");
int communicator_size = 0;
static void action_Isend(const char *const *action);
-typedef struct {
+typedef struct {
int last_Irecv_sender_id;
int bcast_counter;
int reduce_counter;
int allReduce_counter;
- xbt_dynar_t isends; /* of msg_comm_t */
+ xbt_dynar_t isends; /* of msg_comm_t */
/* Used to implement irecv+wait */
- xbt_dynar_t irecvs; /* of msg_comm_t */
- xbt_dynar_t tasks; /* of msg_task_t */
+ xbt_dynar_t irecvs; /* of msg_comm_t */
+ xbt_dynar_t tasks; /* of msg_task_t */
} s_process_globals_t, *process_globals_t;
/* Helper function */
return value;
}
-static int get_rank (const char *process_name)
+static int get_rank(const char *process_name)
{
return atoi(&(process_name[1]));
-}
+}
-static void asynchronous_cleanup(void) {
- process_globals_t globals = (process_globals_t) MSG_process_get_data(MSG_process_self());
+static void asynchronous_cleanup(void)
+{
+ process_globals_t globals =
+ (process_globals_t) MSG_process_get_data(MSG_process_self());
/* Destroy any isend which correspond to completed communications */
int found;
msg_comm_t comm;
while ((found = MSG_comm_testany(globals->isends)) != -1) {
- xbt_dynar_remove_at(globals->isends,found,&comm);
+ xbt_dynar_remove_at(globals->isends, found, &comm);
MSG_comm_destroy(comm);
}
}
char *name = NULL;
char to[250];
const char *size_str = action[3];
- double size=parse_double(size_str);
- double clock = MSG_get_clock(); /* this "call" is free thanks to inlining */
+ double size = parse_double(size_str);
+ double clock = MSG_get_clock(); /* this "call" is free thanks to inlining */
- sprintf(to, "%s_%s", MSG_process_get_name(MSG_process_self()),action[2]);
+ sprintf(to, "%s_%s", MSG_process_get_name(MSG_process_self()), action[2]);
if (XBT_LOG_ISENABLED(actions, xbt_log_priority_verbose))
name = xbt_str_join_array(action, " ");
XBT_DEBUG("Entering Send: %s (size: %lg)", name, size);
- if (size<65536) {
- action_Isend(action);
- } else {
- MSG_task_send(MSG_task_create(name, 0, size, NULL), to);
- }
-
- XBT_VERB("%s %f", name, MSG_get_clock() - clock);
+ if (size < 65536) {
+ action_Isend(action);
+ } else {
+ MSG_task_send(MSG_task_create(name, 0, size, NULL), to);
+ }
+
+ XBT_VERB("%s %f", name, MSG_get_clock() - clock);
free(name);
asynchronous_cleanup();
char to[250];
const char *size = action[3];
double clock = MSG_get_clock();
- process_globals_t globals = (process_globals_t) MSG_process_get_data(MSG_process_self());
+ process_globals_t globals =
+ (process_globals_t) MSG_process_get_data(MSG_process_self());
- sprintf(to, "%s_%s", MSG_process_get_name(MSG_process_self()),action[2]);
+ sprintf(to, "%s_%s", MSG_process_get_name(MSG_process_self()), action[2]);
msg_comm_t comm =
- MSG_task_isend( MSG_task_create(to,0,parse_double(size),NULL), to);
- xbt_dynar_push(globals->isends,&comm);
+ MSG_task_isend(MSG_task_create(to, 0, parse_double(size), NULL), to);
+ xbt_dynar_push(globals->isends, &comm);
XBT_DEBUG("Isend on %s", MSG_process_get_name(MSG_process_self()));
XBT_VERB("%s %f", xbt_str_join_array(action, " "), MSG_get_clock() - clock);
{
char mailbox[250];
double clock = MSG_get_clock();
- process_globals_t globals = (process_globals_t) MSG_process_get_data(MSG_process_self());
+ process_globals_t globals =
+ (process_globals_t) MSG_process_get_data(MSG_process_self());
XBT_DEBUG("Irecv on %s", MSG_process_get_name(MSG_process_self()));
sprintf(mailbox, "%s_%s", action[2],
MSG_process_get_name(MSG_process_self()));
- msg_task_t t=NULL;
- xbt_dynar_push(globals->tasks,&t);
+ msg_task_t t = NULL;
+ xbt_dynar_push(globals->tasks, &t);
msg_comm_t c =
- MSG_task_irecv(
- xbt_dynar_get_ptr(globals->tasks, xbt_dynar_length(globals->tasks)-1),
- mailbox);
- xbt_dynar_push(globals->irecvs,&c);
+ MSG_task_irecv(xbt_dynar_get_ptr
+ (globals->tasks, xbt_dynar_length(globals->tasks) - 1),
+ mailbox);
+ xbt_dynar_push(globals->irecvs, &c);
XBT_VERB("%s %f", xbt_str_join_array(action, " "), MSG_get_clock() - clock);
msg_task_t task = NULL;
msg_comm_t comm;
double clock = MSG_get_clock();
- process_globals_t globals = (process_globals_t) MSG_process_get_data(MSG_process_self());
+ process_globals_t globals =
+ (process_globals_t) MSG_process_get_data(MSG_process_self());
xbt_assert(xbt_dynar_length(globals->irecvs),
- "action wait not preceded by any irecv: %s", xbt_str_join_array(action," "));
+ "action wait not preceded by any irecv: %s",
+ xbt_str_join_array(action, " "));
if (XBT_LOG_ISENABLED(actions, xbt_log_priority_verbose))
name = xbt_str_join_array(action, " ");
XBT_DEBUG("Entering %s", name);
- comm = xbt_dynar_pop_as(globals->irecvs,msg_comm_t);
- MSG_comm_wait(comm,-1);
- task = xbt_dynar_pop_as(globals->tasks,msg_task_t);
+ comm = xbt_dynar_pop_as(globals->irecvs, msg_comm_t);
+ MSG_comm_wait(comm, -1);
+ task = xbt_dynar_pop_as(globals->tasks, msg_task_t);
MSG_comm_destroy(comm);
MSG_task_destroy(task);
char *name = NULL;
static smx_mutex_t mutex = NULL;
static smx_cond_t cond = NULL;
- static int processes_arrived_sofar=0;
+ static int processes_arrived_sofar = 0;
if (XBT_LOG_ISENABLED(actions, xbt_log_priority_verbose))
name = xbt_str_join_array(action, " ");
- if (mutex == NULL) { // first arriving on the barrier
+ if (mutex == NULL) { // first arriving on the barrier
mutex = simcall_mutex_init();
cond = simcall_cond_init();
- processes_arrived_sofar=0;
+ processes_arrived_sofar = 0;
}
- XBT_DEBUG("Entering barrier: %s (%d already there)", name,processes_arrived_sofar);
+ XBT_DEBUG("Entering barrier: %s (%d already there)", name,
+ processes_arrived_sofar);
simcall_mutex_lock(mutex);
if (++processes_arrived_sofar == communicator_size) {
simcall_cond_broadcast(cond);
simcall_mutex_unlock(mutex);
} else {
- simcall_cond_wait(cond,mutex);
+ simcall_cond_wait(cond, mutex);
simcall_mutex_unlock(mutex);
}
if (!processes_arrived_sofar) {
simcall_cond_destroy(cond);
simcall_mutex_destroy(mutex);
- mutex=NULL;
+ mutex = NULL;
}
free(name);
const char *process_name;
double clock = MSG_get_clock();
- process_globals_t counters = (process_globals_t) MSG_process_get_data(MSG_process_self());
+ process_globals_t counters =
+ (process_globals_t) MSG_process_get_data(MSG_process_self());
xbt_assert(communicator_size, "Size of Communicator is not defined, "
- "can't use collective operations");
+ "can't use collective operations");
process_name = MSG_process_get_name(MSG_process_self());
if (!strcmp(process_name, "p0")) {
XBT_DEBUG("%s: %s is the Root", reduce_identifier, process_name);
- xbt_dynar_t comms = xbt_dynar_new(sizeof(msg_comm_t), NULL);
- msg_task_t *tasks = xbt_new0(msg_task_t,communicator_size-1);
- for (i = 1; i < communicator_size; i++) {
- sprintf(mailbox, "%s_p%d_p0", reduce_identifier, i);
- xbt_dynar_push_as(comms, msg_comm_t, MSG_task_irecv(&(tasks[i-1]),mailbox));
- }
- MSG_comm_waitall(comms, -1);
-
- msg_comm_t comm;
- unsigned int cursor;
- xbt_dynar_foreach(comms, cursor, comm) {
- MSG_comm_destroy(comm);
- MSG_task_destroy(tasks[i]);
- }
- free(tasks);
- xbt_dynar_free(&comms);
-
- comp_task = MSG_task_create("reduce_comp", comp_size, 0, NULL);
- XBT_DEBUG("%s: computing 'reduce_comp'", reduce_identifier);
- MSG_task_execute(comp_task);
- MSG_task_destroy(comp_task);
- XBT_DEBUG("%s: computed", reduce_identifier);
+ msg_comm_t *comms = xbt_new0(msg_comm_t, communicator_size - 1);
+ msg_task_t *tasks = xbt_new0(msg_task_t, communicator_size - 1);
+ for (i = 1; i < communicator_size; i++) {
+ sprintf(mailbox, "%s_p%d_p0", reduce_identifier, i);
+ comms[i - 1] = MSG_task_irecv(&(tasks[i - 1]), mailbox);
+ }
+ MSG_comm_waitall(comms, communicator_size - 1, -1);
+ for (i = 1; i < communicator_size; i++) {
+ MSG_comm_destroy(comms[i - 1]);
+ MSG_task_destroy(tasks[i - 1]);
+ }
+ free(tasks);
+
+ comp_task = MSG_task_create("reduce_comp", comp_size, 0, NULL);
+ XBT_DEBUG("%s: computing 'reduce_comp'", reduce_identifier);
+ MSG_task_execute(comp_task);
+ MSG_task_destroy(comp_task);
+ XBT_DEBUG("%s: computed", reduce_identifier);
} else {
XBT_DEBUG("%s: %s sends", reduce_identifier, process_name);
sprintf(mailbox, "%s_%s_p0", reduce_identifier, process_name);
- XBT_DEBUG("put on %s", mailbox);
- MSG_task_send(MSG_task_create(reduce_identifier, 0, comm_size, NULL),
- mailbox);
+ XBT_DEBUG("put on %s", mailbox);
+ MSG_task_send(MSG_task_create(reduce_identifier, 0, comm_size, NULL),
+ mailbox);
}
XBT_VERB("%s %f", xbt_str_join_array(action, " "), MSG_get_clock() - clock);
const char *process_name;
double clock = MSG_get_clock();
- process_globals_t counters = (process_globals_t) MSG_process_get_data(MSG_process_self());
+ process_globals_t counters =
+ (process_globals_t) MSG_process_get_data(MSG_process_self());
xbt_assert(communicator_size, "Size of Communicator is not defined, "
- "can't use collective operations");
+ "can't use collective operations");
process_name = MSG_process_get_name(MSG_process_self());
if (!strcmp(process_name, "p0")) {
XBT_DEBUG("%s: %s is the Root", bcast_identifier, process_name);
- xbt_dynar_t comms = xbt_dynar_new(sizeof(msg_comm_t), NULL);
-
-
- for (i = 1; i < communicator_size; i++) {
- sprintf(mailbox, "%s_p0_p%d", bcast_identifier, i);
- xbt_dynar_push_as(comms, msg_comm_t,
- MSG_task_isend(MSG_task_create(mailbox,0,comm_size,NULL),
- mailbox));
- }
- MSG_comm_waitall(comms, -1);
-
- msg_comm_t comm;
- unsigned int cursor;
- xbt_dynar_foreach(comms, cursor, comm) {
- MSG_comm_destroy(comm);
- }
- xbt_dynar_free(&comms);
+ msg_comm_t *comms = xbt_new0(msg_comm_t, communicator_size - 1);
+ for (i = 1; i < communicator_size; i++) {
+ sprintf(mailbox, "%s_p0_p%d", bcast_identifier, i);
+ comms[i - 1] =
+ MSG_task_isend(MSG_task_create(mailbox, 0, comm_size, NULL), mailbox);
+ }
+ MSG_comm_waitall(comms, communicator_size - 1, -1);
+ for (i = 1; i < communicator_size; i++)
+ MSG_comm_destroy(comms[i - 1]);
+ free(comms);
- XBT_DEBUG("%s: all messages sent by %s have been received",
- bcast_identifier, process_name);
+ XBT_DEBUG("%s: all messages sent by %s have been received",
+ bcast_identifier, process_name);
} else {
- sprintf(mailbox, "%s_p0_%s", bcast_identifier, process_name);
- MSG_task_receive(&task, mailbox);
- MSG_task_destroy(task);
- XBT_DEBUG("%s: %s has received", bcast_identifier, process_name);
+ sprintf(mailbox, "%s_p0_%s", bcast_identifier, process_name);
+ MSG_task_receive(&task, mailbox);
+ MSG_task_destroy(task);
+ XBT_DEBUG("%s: %s has received", bcast_identifier, process_name);
}
XBT_VERB("%s %f", xbt_str_join_array(action, " "), MSG_get_clock() - clock);
free(name);
}
-static void action_allReduce(const char *const *action) {
+static void action_allReduce(const char *const *action)
+{
int i;
char *allreduce_identifier;
char mailbox[80];
const char *process_name;
double clock = MSG_get_clock();
- process_globals_t counters = (process_globals_t) MSG_process_get_data(MSG_process_self());
+ process_globals_t counters =
+ (process_globals_t) MSG_process_get_data(MSG_process_self());
xbt_assert(communicator_size, "Size of Communicator is not defined, "
- "can't use collective operations");
+ "can't use collective operations");
process_name = MSG_process_get_name(MSG_process_self());
if (!strcmp(process_name, "p0")) {
XBT_DEBUG("%s: %s is the Root", allreduce_identifier, process_name);
- xbt_dynar_t comms = xbt_dynar_new(sizeof(msg_comm_t), NULL);
- msg_task_t *tasks = xbt_new0(msg_task_t,communicator_size-1);
+ msg_comm_t *comms = xbt_new0(msg_comm_t, communicator_size - 1);
+ msg_task_t *tasks = xbt_new0(msg_task_t, communicator_size - 1);
for (i = 1; i < communicator_size; i++) {
sprintf(mailbox, "%s_p%d_p0", allreduce_identifier, i);
- xbt_dynar_push_as(comms, msg_comm_t, MSG_task_irecv(&(tasks[i-1]),mailbox));
+ comms[i - 1] = MSG_task_irecv(&(tasks[i - 1]), mailbox);
}
- MSG_comm_waitall(comms, -1);
-
- msg_comm_t comm;
- unsigned int cursor;
- xbt_dynar_foreach(comms, cursor, comm) {
- MSG_comm_destroy(comm);
- MSG_task_destroy(tasks[i]);
+ MSG_comm_waitall(comms, communicator_size - 1, -1);
+ for (i = 1; i < communicator_size; i++) {
+ MSG_comm_destroy(comms[i - 1]);
+ MSG_task_destroy(tasks[i - 1]);
}
- free(tasks);
+ free(tasks);
comp_task = MSG_task_create("allReduce_comp", comp_size, 0, NULL);
XBT_DEBUG("%s: computing 'reduce_comp'", allreduce_identifier);
MSG_task_destroy(comp_task);
XBT_DEBUG("%s: computed", allreduce_identifier);
- xbt_dynar_reset(comms);
for (i = 1; i < communicator_size; i++) {
sprintf(mailbox, "%s_p0_p%d", allreduce_identifier, i);
- xbt_dynar_push_as(comms, msg_comm_t,
- MSG_task_isend(MSG_task_create(mailbox,0,comm_size,NULL),
- mailbox));
- }
- MSG_comm_waitall(comms, -1);
- xbt_dynar_foreach(comms, cursor, comm) {
- MSG_comm_destroy(comm);
+ comms[i - 1] =
+ MSG_task_isend(MSG_task_create(mailbox, 0, comm_size, NULL), mailbox);
}
- xbt_dynar_free(&comms);
+ MSG_comm_waitall(comms, communicator_size - 1, -1);
+ for (i = 1; i < communicator_size; i++)
+ MSG_comm_destroy(comms[i - 1]);
+ free(comms);
XBT_DEBUG("%s: all messages sent by %s have been received",
- allreduce_identifier, process_name);
+ allreduce_identifier, process_name);
} else {
XBT_DEBUG("%s: %s sends", allreduce_identifier, process_name);
XBT_DEBUG("%s: %s has received", allreduce_identifier, process_name);
}
- if (XBT_LOG_ISENABLED(actions,xbt_log_priority_verbose)) {
- char *a = xbt_str_join_array(action, " ");
+ if (XBT_LOG_ISENABLED(actions, xbt_log_priority_verbose)) {
+ char *a = xbt_str_join_array(action, " ");
XBT_VERB("%s %f", a, MSG_get_clock() - clock);
free(a);
}
}
static void action_init(const char *const *action)
-{
+{
XBT_DEBUG("Initialize the counters");
- process_globals_t globals = (process_globals_t) calloc(1, sizeof(s_process_globals_t));
- globals->isends = xbt_dynar_new(sizeof(msg_comm_t),NULL);
- globals->irecvs = xbt_dynar_new(sizeof(msg_comm_t),NULL);
- globals->tasks = xbt_dynar_new(sizeof(msg_task_t),NULL);
- MSG_process_set_data(MSG_process_self(),globals);
+ process_globals_t globals =
+ (process_globals_t) calloc(1, sizeof(s_process_globals_t));
+ globals->isends = xbt_dynar_new(sizeof(msg_comm_t), NULL);
+ globals->irecvs = xbt_dynar_new(sizeof(msg_comm_t), NULL);
+ globals->tasks = xbt_dynar_new(sizeof(msg_task_t), NULL);
+ MSG_process_set_data(MSG_process_self(), globals);
}
static void action_finalize(const char *const *action)
{
- process_globals_t globals = (process_globals_t) MSG_process_get_data(MSG_process_self());
- if (globals){
+ process_globals_t globals =
+ (process_globals_t) MSG_process_get_data(MSG_process_self());
+ if (globals) {
xbt_dynar_free_container(&(globals->isends));
xbt_dynar_free_container(&(globals->irecvs));
xbt_dynar_free_container(&(globals->tasks));
/* Check the given arguments */
MSG_init(&argc, argv);
if (argc < 3) {
- printf("Usage: %s platform_file deployment_file [action_files]\n",
- argv[0]);
+ printf("Usage: %s platform_file deployment_file [action_files]\n", argv[0]);
printf
("example: %s msg_platform.xml msg_deployment.xml actions # if all actions are in the same file\n",
argv[0]);
MSG_launch_application(argv[2]);
/* Action registration */
- xbt_replay_action_register("init", action_init);
+ xbt_replay_action_register("init", action_init);
xbt_replay_action_register("finalize", action_finalize);
- xbt_replay_action_register("comm_size",action_comm_size);
- xbt_replay_action_register("send", action_send);
- xbt_replay_action_register("Isend", action_Isend);
- xbt_replay_action_register("recv", action_recv);
- xbt_replay_action_register("Irecv", action_Irecv);
- xbt_replay_action_register("wait", action_wait);
- xbt_replay_action_register("barrier", action_barrier);
- xbt_replay_action_register("bcast", action_bcast);
- xbt_replay_action_register("reduce", action_reduce);
- xbt_replay_action_register("allReduce",action_allReduce);
- xbt_replay_action_register("sleep", action_sleep);
- xbt_replay_action_register("compute", action_compute);
+ xbt_replay_action_register("comm_size", action_comm_size);
+ xbt_replay_action_register("send", action_send);
+ xbt_replay_action_register("Isend", action_Isend);
+ xbt_replay_action_register("recv", action_recv);
+ xbt_replay_action_register("Irecv", action_Irecv);
+ xbt_replay_action_register("wait", action_wait);
+ xbt_replay_action_register("barrier", action_barrier);
+ xbt_replay_action_register("bcast", action_bcast);
+ xbt_replay_action_register("reduce", action_reduce);
+ xbt_replay_action_register("allReduce", action_allReduce);
+ xbt_replay_action_register("sleep", action_sleep);
+ xbt_replay_action_register("compute", action_compute);
/* Actually do the simulation using MSG_action_trace_run */