static void action_reduce(xbt_dynar_t action)
{
- int i;
- char *name;
- char task_name[80];
- char spawn_name[80];
- char **myargv;
- char *comm_size = xbt_dynar_get_as(action, 2, char *);
- char *comp_size = xbt_dynar_get_as(action, 3, char *);
- m_process_t comm_helper = NULL;
- m_task_t task = NULL, comp_task = NULL;
- const char *process_name;
- double clock = MSG_get_clock();
-
- process_globals_t counters = (process_globals_t) MSG_process_get_data(MSG_process_self());
-
- xbt_assert0(communicator_size, "Size of Communicator is not defined"
- ", can't use collective operations");
-
- process_name = MSG_process_get_name(MSG_process_self());
-
- name = bprintf("reduce_%d", counters->reduce_counter++);
-
- if (!strcmp(process_name, "p0")) {
- DEBUG2("%s: %s is the Root", name, process_name);
- for (i = 1; i < communicator_size; i++) {
- sprintf(spawn_name, "%s_p%d_%s", name, i,
- MSG_process_get_name(MSG_process_self()));
- sprintf(task_name, "%s_wait", spawn_name);
- myargv = (char **) calloc(2, sizeof(char *));
-
- myargv[0] = xbt_strdup(spawn_name);
- myargv[1] = NULL;
-
- comm_helper =
- MSG_process_create_with_arguments(task_name, spawned_recv,
- NULL, MSG_host_self(),
- 1, myargv);
- }
-
- for (i = 1; i < communicator_size; i++) {
- sprintf(task_name, "%s_p%d_p0_wait", name, i);
- MSG_task_receive(&task, task_name);
- MSG_task_destroy(task);
- task = NULL;
- }
-
- comp_task =
- MSG_task_create("reduce_comp", parse_double(comp_size), 0, NULL);
- DEBUG1("%s: computing 'reduce_comp'", name);
- MSG_task_execute(comp_task);
- MSG_task_destroy(comp_task);
- DEBUG1("%s: computed", name);
- } else {
- DEBUG2("%s: %s sends", name, process_name);
- sprintf(task_name, "%s_%s_p0", name, process_name);
- DEBUG1("put on %s", task_name);
- MSG_task_send(MSG_task_create(name, 0, parse_double(comm_size), NULL),
- task_name);
- }
-
- MSG_process_set_data(MSG_process_self(), (void *) counters);
- VERB2("%s %f", xbt_str_join(action, " "), MSG_get_clock() - clock);
- free(name);
+ int i;
+ char *reduce_identifier;
+ char mailbox[80];
+ double comm_size = parse_double(xbt_dynar_get_as(action, 2, char *));
+ double comp_size = parse_double(xbt_dynar_get_as(action, 3, char *));
+ m_task_t comp_task = NULL;
+ const char *process_name;
+ double clock = MSG_get_clock();
+
+ process_globals_t counters = (process_globals_t) MSG_process_get_data(MSG_process_self());
+
+ xbt_assert0(communicator_size, "Size of Communicator is not defined, "
+ "can't use collective operations");
+
+ process_name = MSG_process_get_name(MSG_process_self());
+
+ reduce_identifier = bprintf("reduce_%d", counters->reduce_counter++);
+
+ if (!strcmp(process_name, "p0")) {
+ DEBUG2("%s: %s is the Root", reduce_identifier, process_name);
+
+ msg_comm_t *comms = xbt_new0(msg_comm_t,communicator_size-1);
+ m_task_t *tasks = xbt_new0(m_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);
+ DEBUG1("%s: computing 'reduce_comp'", reduce_identifier);
+ MSG_task_execute(comp_task);
+ MSG_task_destroy(comp_task);
+ DEBUG1("%s: computed", reduce_identifier);
+
+ } else {
+ DEBUG2("%s: %s sends", reduce_identifier, process_name);
+ sprintf(mailbox, "%s_%s_p0", reduce_identifier, process_name);
+ DEBUG1("put on %s", mailbox);
+ MSG_task_send(MSG_task_create(reduce_identifier, 0, comm_size, NULL),
+ mailbox);
+ }
+
+ VERB2("%s %f", xbt_str_join(action, " "), MSG_get_clock() - clock);
+ free(reduce_identifier);
}
static void action_bcast(xbt_dynar_t action)
{
- int i;
- char *name;
- const char *process_name;
- char task_name[80];
- char spawn_name[80];
- char **myargv;
- m_process_t comm_helper = NULL;
- m_task_t task = NULL;
- char *size = xbt_dynar_get_as(action, 2, char *);
- process_globals_t counters = (process_globals_t) MSG_process_get_data(MSG_process_self());
- double clock = MSG_get_clock();
-
- xbt_assert0(communicator_size, "Size of Communicator is not defined"
- ", can't use collective operations");
-
-
- process_name = MSG_process_get_name(MSG_process_self());
-
- name = bprintf("bcast_%d", counters->bcast_counter++);
- if (!strcmp(process_name, "p0")) {
- DEBUG2("%s: %s is the Root", name, process_name);
-
- for (i = 1; i < communicator_size; i++) {
- myargv = (char **) calloc(3, sizeof(char *));
- myargv[0] = xbt_strdup(name);
- myargv[1] = xbt_strdup(size);
- myargv[2] = NULL;
-
- sprintf(spawn_name, "%s_%d", myargv[0], i);
- comm_helper =
- MSG_process_create_with_arguments(spawn_name, spawned_send,
- NULL, MSG_host_self(), 2,
- myargv);
- }
-
- for (i = 1; i < communicator_size; i++) {
- sprintf(task_name, "p%d_wait", i);
- DEBUG1("get on %s", task_name);
- MSG_task_receive(&task, task_name);
- MSG_task_destroy(task);
- task = NULL;
- }
- DEBUG2("%s: all messages sent by %s have been received",
- name, process_name);
- } else {
- DEBUG2("%s: %s receives", name, process_name);
- MSG_task_receive(&task, name);
- MSG_task_destroy(task);
- DEBUG2("%s: %s has received", name, process_name);
- sprintf(task_name, "%s_wait", process_name);
- DEBUG1("put on %s", task_name);
- MSG_task_send(MSG_task_create("waiter", 0, 0, NULL), task_name);
- }
-
- MSG_process_set_data(MSG_process_self(), (void *) counters);
- VERB2("%s %f", xbt_str_join(action, " "), MSG_get_clock() - clock);
- free(name);
+ int i;
+ char *bcast_identifier;
+ char mailbox[80];
+ double comm_size = parse_double(xbt_dynar_get_as(action, 2, char *));
+ m_task_t task = NULL;
+ const char *process_name;
+ double clock = MSG_get_clock();
+
+ process_globals_t counters = (process_globals_t) MSG_process_get_data(MSG_process_self());
+
+ xbt_assert0(communicator_size, "Size of Communicator is not defined, "
+ "can't use collective operations");
+
+ process_name = MSG_process_get_name(MSG_process_self());
+
+ bcast_identifier = bprintf("bcast_%d", counters->bcast_counter++);
+
+ if (!strcmp(process_name, "p0")) {
+ DEBUG2("%s: %s is the Root", bcast_identifier, process_name);
+
+ 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);
+
+ DEBUG2("%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);
+ DEBUG2("%s: %s has received", bcast_identifier, process_name);
+ }
+
+ VERB2("%s %f", xbt_str_join(action, " "), MSG_get_clock() - clock);
+ free(bcast_identifier);
}
mailbox);
}
MSG_comm_waitall(comms,communicator_size-1,-1);
- /* for (i = 1; i < communicator_size; i++) */
- MSG_comm_destroy(comms[i-1]);
+ for (i = 1; i < communicator_size; i++)
+ MSG_comm_destroy(comms[i-1]);
free(comms);
DEBUG2("%s: all messages sent by %s have been received",