-#include <stdio.h>
+/* Copyright (c) 2007-2013. The SimGrid Team.
+ * All rights reserved. */
-#include "private.h"
+/* 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. */
-XBT_LOG_NEW_CATEGORY(smpi, "All SMPI categories");
+#include "private.h"
+#include "smpi_mpi_dt_private.h"
+#include "mc/mc.h"
+#include "surf/surf.h"
+#include "simix/smx_private.h"
+#include "simgrid/sg_config.h"
+
+#include <float.h> /* DBL_MAX */
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_kernel, smpi,
"Logging specific to SMPI (kernel)");
-smpi_global_t smpi_global = NULL;
-
-void *smpi_request_new(void);
-
-void *smpi_request_new()
+typedef struct s_smpi_process_data {
+ double simulated;
+ int *argc;
+ char ***argv;
+ smx_rdv_t mailbox;
+ smx_rdv_t mailbox_small;
+ xbt_os_timer_t timer;
+ MPI_Comm comm_self;
+ void *data; /* user data */
+ int index;
+ int initialized;
+ int sampling; /* inside an SMPI_SAMPLE_ block? */
+} s_smpi_process_data_t;
+
+static smpi_process_data_t *process_data = NULL;
+static int process_count = 0;
+
+MPI_Comm MPI_COMM_WORLD = MPI_COMM_NULL;
+int MPI_UNIVERSE_SIZE;
+
+MPI_Errhandler *MPI_ERRORS_RETURN = NULL;
+MPI_Errhandler *MPI_ERRORS_ARE_FATAL = NULL;
+MPI_Errhandler *MPI_ERRHANDLER_NULL = NULL;
+
+#define MAILBOX_NAME_MAXLEN (5 + sizeof(int) * 2 + 1)
+
+static char *get_mailbox_name(char *str, int index)
{
- smpi_mpi_request_t request = xbt_new(s_smpi_mpi_request_t, 1);
+ snprintf(str, MAILBOX_NAME_MAXLEN, "SMPI-%0*x", (int) (sizeof(int) * 2),
+ index);
+ return str;
+}
- request->buf = NULL;
- request->completed = 0;
- request->mutex = SIMIX_mutex_init();
- request->cond = SIMIX_cond_init();
- request->data = NULL;
- request->forward = 0;
+static char *get_mailbox_name_small(char *str, int index)
+{
+ snprintf(str, MAILBOX_NAME_MAXLEN, "small%0*x", (int) (sizeof(int) * 2),
+ index);
+ return str;
+}
- return request;
+void smpi_process_init(int *argc, char ***argv)
+{
+ int index;
+ smpi_process_data_t data;
+ smx_process_t proc;
+
+ if (argc && argv) {
+ proc = SIMIX_process_self();
+ index = atoi((*argv)[1]);
+ data = smpi_process_remote_data(index);
+ simcall_process_set_data(proc, data);
+ if (*argc > 2) {
+ free((*argv)[1]);
+ memmove(&(*argv)[1], &(*argv)[2], sizeof(char *) * (*argc - 2));
+ (*argv)[(*argc) - 1] = NULL;
+ }
+ (*argc)--;
+ data->argc = argc;
+ data->argv = argv;
+ // set the process attached to the mailbox
+ simcall_rdv_set_receiver(data->mailbox_small, proc);
+ XBT_DEBUG("<%d> New process in the game: %p", index, proc);
+ }
}
-void smpi_request_free(void *pointer);
+void smpi_process_destroy(void)
+{
+ int index = smpi_process_index();
+ process_data[index]->index = -100;
+ XBT_DEBUG("<%d> Process left the game", index);
+}
-void smpi_request_free(void *pointer)
+/**
+ * @brief Prepares the current process for termination.
+ */
+void smpi_process_finalize(void)
{
+ // wait for all pending asynchronous comms to finish
+ while (SIMIX_process_has_pending_comms(SIMIX_process_self())) {
+ simcall_process_sleep(0.01);
+ }
+}
- smpi_mpi_request_t request = pointer;
+/**
+ * @brief Check if a process is finalized
+ */
+int smpi_process_finalized()
+{
+ return (smpi_process_index() == -100);
+ // If finalized, this value has been set to -100;
+}
- SIMIX_cond_destroy(request->cond);
- SIMIX_mutex_destroy(request->mutex);
- xbt_free(request);
+/**
+ * @brief Check if a process is initialized
+ */
+int smpi_process_initialized(void)
+{
+ int index = smpi_process_index();
+ return ((index != -100) && (index != MPI_UNDEFINED)
+ && (process_data[index]->initialized));
+}
- return;
+/**
+ * @brief Mark a process as initialized (=MPI_Init called)
+ */
+void smpi_process_mark_as_initialized(void)
+{
+ int index = smpi_process_index();
+ if ((index != -100) && (index != MPI_UNDEFINED))
+ process_data[index]->initialized = 1;
}
-void smpi_request_reset(void *pointer);
-void smpi_request_reset(void *pointer)
+#ifdef SMPI_F2C
+int smpi_process_argc(void)
{
- smpi_mpi_request_t request = pointer;
+ smpi_process_data_t data = smpi_process_data();
+ return data->argc ? *(data->argc) - 1 : 0;
+}
- request->buf = NULL;
- request->completed = 0;
- request->consumed = 0;
- request->data = NULL;
- request->forward = 0;
+int smpi_process_getarg(integer * index, char *dst, ftnlen len)
+{
+ smpi_process_data_t data = smpi_process_data();
+ char *arg;
+ ftnlen i;
- return;
+ if (!data->argc || !data->argv || *index < 1 || *index >= *(data->argc)) {
+ return -1;
+ }
+ arg = (*data->argv)[*index];
+ for (i = 0; i < len && arg[i] != '\0'; i++) {
+ dst[i] = arg[i];
+ }
+ for (; i < len; i++) {
+ dst[i] = ' ';
+ }
+ return 0;
}
+int smpi_global_size(void)
+{
+ char *value = getenv("SMPI_GLOBAL_SIZE");
-void *smpi_message_new(void);
+ if (!value) {
+ fprintf(stderr,
+ "Please set env var SMPI_GLOBAL_SIZE to expected number of processes.\n");
+ xbt_abort();
+ }
+ return atoi(value);
+}
+#endif
-void *smpi_message_new()
+smpi_process_data_t smpi_process_data(void)
{
- smpi_received_message_t message = xbt_new(s_smpi_received_message_t, 1);
- message->buf = NULL;
- return message;
+ return SIMIX_process_self_get_data(SIMIX_process_self());
}
-void smpi_message_free(void *pointer);
-
-void smpi_message_free(void *pointer)
+smpi_process_data_t smpi_process_remote_data(int index)
{
- xbt_free(pointer);
- return;
+ return process_data[index];
}
-void smpi_message_reset(void *pointer);
-
-void smpi_message_reset(void *pointer)
+void smpi_process_set_user_data(void *data)
{
- smpi_received_message_t message = pointer;
- message->buf = NULL;
- return;
+ smpi_process_data_t process_data = smpi_process_data();
+ process_data->data = data;
}
-int smpi_create_request(void *buf, int count, smpi_mpi_datatype_t datatype,
- int src, int dst, int tag,
- smpi_mpi_communicator_t comm,
- smpi_mpi_request_t * requestptr)
-{
- int retval = MPI_SUCCESS;
-
- smpi_mpi_request_t request = NULL;
-
- // parameter checking prob belongs in smpi_mpi, but this is less repeat code
- if (NULL == buf) {
- retval = MPI_ERR_INTERN;
- } else if (0 > count) {
- retval = MPI_ERR_COUNT;
- } else if (NULL == datatype) {
- retval = MPI_ERR_TYPE;
- } else if (MPI_ANY_SOURCE != src && (0 > src || comm->size <= src)) {
- retval = MPI_ERR_RANK;
- } else if (0 > dst || comm->size <= dst) {
- retval = MPI_ERR_RANK;
- } else if (MPI_ANY_TAG != tag && 0 > tag) {
- retval = MPI_ERR_TAG;
- } else if (NULL == comm) {
- retval = MPI_ERR_COMM;
- } else if (NULL == requestptr) {
- retval = MPI_ERR_ARG;
- } else {
- request = xbt_mallocator_get(smpi_global->request_mallocator);
- request->comm = comm;
- request->src = src;
- request->dst = dst;
- request->tag = tag;
- request->buf = buf;
- request->datatype = datatype;
- request->count = count;
-
- *requestptr = request;
- }
- return retval;
+void *smpi_process_get_user_data()
+{
+ smpi_process_data_t process_data = smpi_process_data();
+ return process_data->data;
}
-/* FIXME: understand what they do and put the prototypes in a header file (live in smpi_base.c) */
-void smpi_mpi_land_func(void *a, void *b, int *length,
- MPI_Datatype * datatype);
-void smpi_mpi_sum_func(void *a, void *b, int *length,
- MPI_Datatype * datatype);
-void smpi_mpi_prod_func(void *a, void *b, int *length,
- MPI_Datatype * datatype);
-void smpi_mpi_min_func(void *a, void *b, int *length,
- MPI_Datatype * datatype);
-void smpi_mpi_max_func(void *a, void *b, int *length,
- MPI_Datatype * datatype);
-
-void smpi_global_init()
+int smpi_process_count(void)
{
- int i;
+ return process_count;
+}
- /* Connect our log channels: that must be done manually under windows */
-#ifdef XBT_LOG_CONNECT
- XBT_LOG_CONNECT(smpi_base, smpi);
- XBT_LOG_CONNECT(smpi_bench, smpi);
- XBT_LOG_CONNECT(smpi_kernel, smpi);
- XBT_LOG_CONNECT(smpi_mpi, smpi);
- XBT_LOG_CONNECT(smpi_receiver, smpi);
- XBT_LOG_CONNECT(smpi_sender, smpi);
- XBT_LOG_CONNECT(smpi_util, smpi);
-#endif
+int smpi_process_index(void)
+{
+ smpi_process_data_t data = smpi_process_data();
+ //return -1 if not initialized
+ return data ? data->index : MPI_UNDEFINED;
+}
- smpi_global = xbt_new(s_smpi_global_t, 1);
-
- // mallocators
- smpi_global->request_mallocator =
- xbt_mallocator_new(SMPI_REQUEST_MALLOCATOR_SIZE, smpi_request_new,
- smpi_request_free, smpi_request_reset);
- smpi_global->message_mallocator =
- xbt_mallocator_new(SMPI_MESSAGE_MALLOCATOR_SIZE, smpi_message_new,
- smpi_message_free, smpi_message_reset);
-
- smpi_global->process_count = SIMIX_process_count();
- DEBUG1("There is %d processes", smpi_global->process_count);
-
- // sender/receiver processes
- smpi_global->main_processes =
- xbt_new(smx_process_t, smpi_global->process_count);
-
- // timers
- smpi_global->timer = xbt_os_timer_new();
- smpi_global->timer_cond = SIMIX_cond_init();
-
- smpi_global->do_once_duration_nodes = NULL;
- smpi_global->do_once_duration = NULL;
- smpi_global->do_once_mutex = SIMIX_mutex_init();
-
-
- smpi_mpi_global = xbt_new(s_smpi_mpi_global_t, 1);
-
- // global communicator
- smpi_mpi_global->mpi_comm_world = xbt_new(s_smpi_mpi_communicator_t, 1);
- smpi_mpi_global->mpi_comm_world->size = smpi_global->process_count;
- smpi_mpi_global->mpi_comm_world->barrier_count = 0;
- smpi_mpi_global->mpi_comm_world->barrier_mutex = SIMIX_mutex_init();
- smpi_mpi_global->mpi_comm_world->barrier_cond = SIMIX_cond_init();
- smpi_mpi_global->mpi_comm_world->rank_to_index_map =
- xbt_new(int, smpi_global->process_count);
- smpi_mpi_global->mpi_comm_world->index_to_rank_map =
- xbt_new(int, smpi_global->process_count);
- for (i = 0; i < smpi_global->process_count; i++) {
- smpi_mpi_global->mpi_comm_world->rank_to_index_map[i] = i;
- smpi_mpi_global->mpi_comm_world->index_to_rank_map[i] = i;
- }
+smx_rdv_t smpi_process_mailbox(void)
+{
+ smpi_process_data_t data = smpi_process_data();
+ return data->mailbox;
+}
- // mpi datatypes
- smpi_mpi_global->mpi_byte = xbt_new(s_smpi_mpi_datatype_t, 1); /* we can think of it as a placeholder for value*/
- smpi_mpi_global->mpi_byte->size = (size_t) 1;
- smpi_mpi_global->mpi_byte->lb = (ptrdiff_t) &(smpi_mpi_global->mpi_byte);
- smpi_mpi_global->mpi_byte->ub = smpi_mpi_global->mpi_byte->lb + smpi_mpi_global->mpi_byte->size;
+smx_rdv_t smpi_process_mailbox_small(void)
+{
+ smpi_process_data_t data = smpi_process_data();
+ return data->mailbox_small;
+}
- smpi_mpi_global->mpi_char = xbt_new(s_smpi_mpi_datatype_t, 1);
- smpi_mpi_global->mpi_char->size = (size_t) 1;
- smpi_mpi_global->mpi_char->lb = (ptrdiff_t) &(smpi_mpi_global->mpi_char);
- smpi_mpi_global->mpi_char->ub = smpi_mpi_global->mpi_char->lb + smpi_mpi_global->mpi_char->size;
+smx_rdv_t smpi_process_remote_mailbox(int index)
+{
+ smpi_process_data_t data = smpi_process_remote_data(index);
+ return data->mailbox;
+}
- smpi_mpi_global->mpi_int = xbt_new(s_smpi_mpi_datatype_t, 1);
- smpi_mpi_global->mpi_int->size = sizeof(int);
- smpi_mpi_global->mpi_int->lb = (ptrdiff_t) &(smpi_mpi_global->mpi_int);
- smpi_mpi_global->mpi_int->ub = smpi_mpi_global->mpi_int->lb + smpi_mpi_global->mpi_int->size;
- smpi_mpi_global->mpi_float = xbt_new(s_smpi_mpi_datatype_t, 1);
- smpi_mpi_global->mpi_float->size = sizeof(float);
- smpi_mpi_global->mpi_float->lb = (ptrdiff_t) &(smpi_mpi_global->mpi_float);
- smpi_mpi_global->mpi_float->ub = smpi_mpi_global->mpi_float->lb + smpi_mpi_global->mpi_float->size;
+smx_rdv_t smpi_process_remote_mailbox_small(int index)
+{
+ smpi_process_data_t data = smpi_process_remote_data(index);
+ return data->mailbox_small;
+}
- smpi_mpi_global->mpi_double = xbt_new(s_smpi_mpi_datatype_t, 1);
- smpi_mpi_global->mpi_double->size = sizeof(double);
- smpi_mpi_global->mpi_double->lb = (ptrdiff_t) &(smpi_mpi_global->mpi_float);
- smpi_mpi_global->mpi_double->ub = smpi_mpi_global->mpi_double->lb + smpi_mpi_global->mpi_double->size;
+xbt_os_timer_t smpi_process_timer(void)
+{
+ smpi_process_data_t data = smpi_process_data();
+ return data->timer;
+}
- // mpi operations
- smpi_mpi_global->mpi_land = xbt_new(s_smpi_mpi_op_t, 1);
- smpi_mpi_global->mpi_land->func = smpi_mpi_land_func;
- smpi_mpi_global->mpi_sum = xbt_new(s_smpi_mpi_op_t, 1);
- smpi_mpi_global->mpi_sum->func = smpi_mpi_sum_func;
- smpi_mpi_global->mpi_prod = xbt_new(s_smpi_mpi_op_t, 1);
- smpi_mpi_global->mpi_prod->func = smpi_mpi_prod_func;
- smpi_mpi_global->mpi_min = xbt_new(s_smpi_mpi_op_t, 1);
- smpi_mpi_global->mpi_min->func = smpi_mpi_min_func;
- smpi_mpi_global->mpi_max = xbt_new(s_smpi_mpi_op_t, 1);
- smpi_mpi_global->mpi_max->func = smpi_mpi_max_func;
+void smpi_process_simulated_start(void)
+{
+ smpi_process_data_t data = smpi_process_data();
+ data->simulated = SIMIX_get_clock();
+}
+double smpi_process_simulated_elapsed(void)
+{
+ smpi_process_data_t data = smpi_process_data();
+ return SIMIX_get_clock() - data->simulated;
}
-void smpi_global_destroy()
+MPI_Comm smpi_process_comm_self(void)
{
- smpi_do_once_duration_node_t curr, next;
+ smpi_process_data_t data = smpi_process_data();
+ return data->comm_self;
+}
- // processes
- xbt_free(smpi_global->main_processes);
+void smpi_process_set_sampling(int s)
+{
+ smpi_process_data_t data = smpi_process_data();
+ data->sampling = s;
+}
- // mallocators
- xbt_mallocator_free(smpi_global->request_mallocator);
- xbt_mallocator_free(smpi_global->message_mallocator);
+int smpi_process_get_sampling(void)
+{
+ smpi_process_data_t data = smpi_process_data();
+ return data->sampling;
+}
- xbt_os_timer_free(smpi_global->timer);
- SIMIX_cond_destroy(smpi_global->timer_cond);
+void print_request(const char *message, MPI_Request request)
+{
+ XBT_DEBUG
+ ("%s request %p [buf = %p, size = %zu, src = %d, dst = %d, tag = %d, flags = %x]",
+ message, request, request->buf, request->size, request->src,
+ request->dst, request->tag, request->flags);
+}
- for (curr = smpi_global->do_once_duration_nodes; NULL != curr; curr = next) {
- next = curr->next;
- xbt_free(curr->file);
- xbt_free(curr);
+static void smpi_comm_copy_buffer_callback(smx_action_t comm,
+ void *buff, size_t buff_size)
+{
+ XBT_DEBUG("Copy the data over");
+ memcpy(comm->comm.dst_buff, buff, buff_size);
+ if (comm->comm.detached) {
+ // if this is a detached send, the source buffer was duplicated by SMPI
+ // sender to make the original buffer available to the application ASAP
+ xbt_free(buff);
+ //It seems that the request is used after the call there this should
+ //be free somewhereelse but where???
+ //xbt_free(comm->comm.src_data);// inside SMPI the request is keep
+ //inside the user data and should be free
+ comm->comm.src_buff = NULL;
}
+}
- SIMIX_mutex_destroy(smpi_global->do_once_mutex);
-
- xbt_free(smpi_global);
- smpi_global = NULL;
+void smpi_global_init(void)
+{
+ int i;
+ MPI_Group group;
+ char name[MAILBOX_NAME_MAXLEN];
+
+ SIMIX_comm_set_copy_data_callback(&smpi_comm_copy_buffer_callback);
+ process_count = SIMIX_process_count();
+ process_data = xbt_new(smpi_process_data_t, process_count);
+ for (i = 0; i < process_count; i++) {
+ process_data[i] = xbt_new(s_smpi_process_data_t, 1);
+ process_data[i]->index = i;
+ process_data[i]->argc = NULL;
+ process_data[i]->argv = NULL;
+ process_data[i]->mailbox = simcall_rdv_create(get_mailbox_name(name, i));
+ process_data[i]->mailbox_small =
+ simcall_rdv_create(get_mailbox_name_small(name, i));
+ process_data[i]->timer = xbt_os_timer_new();
+ if (MC_is_active())
+ MC_ignore_heap(process_data[i]->timer, xbt_os_timer_size());
+ group = smpi_group_new(1);
+ process_data[i]->comm_self = smpi_comm_new(group);
+ process_data[i]->initialized = 0;
+ process_data[i]->sampling = 0;
+
+ smpi_group_set_mapping(group, i, 0);
+ }
+ group = smpi_group_new(process_count);
+ MPI_COMM_WORLD = smpi_comm_new(group);
+ MPI_UNIVERSE_SIZE = smpi_comm_size(MPI_COMM_WORLD);
+ for (i = 0; i < process_count; i++) {
+ smpi_group_set_mapping(group, i, i);
+ }
- /* free smpi_mpi_global */
- SIMIX_mutex_destroy(smpi_mpi_global->mpi_comm_world->barrier_mutex);
- SIMIX_cond_destroy(smpi_mpi_global->mpi_comm_world->barrier_cond);
- xbt_free(smpi_mpi_global->mpi_comm_world->rank_to_index_map);
- xbt_free(smpi_mpi_global->mpi_comm_world);
+ //check correctness of MPI parameters
- xbt_free(smpi_mpi_global->mpi_byte);
- xbt_free(smpi_mpi_global->mpi_char);
- xbt_free(smpi_mpi_global->mpi_int);
- xbt_free(smpi_mpi_global->mpi_double);
- xbt_free(smpi_mpi_global->mpi_float);
+ xbt_assert(sg_cfg_get_int("smpi/async_small_thres") <=
+ sg_cfg_get_int("smpi/send_is_detached_thres"));
+}
- xbt_free(smpi_mpi_global->mpi_land);
- xbt_free(smpi_mpi_global->mpi_sum);
- xbt_free(smpi_mpi_global->mpi_prod);
- xbt_free(smpi_mpi_global->mpi_max);
- xbt_free(smpi_mpi_global->mpi_min);
+void smpi_global_destroy(void)
+{
+ int count = smpi_process_count();
+ int i;
- xbt_free(smpi_mpi_global);
+ smpi_bench_destroy();
+ while (smpi_group_unuse(smpi_comm_group(MPI_COMM_WORLD)) > 0);
+ xbt_free(MPI_COMM_WORLD);
+ MPI_COMM_WORLD = MPI_COMM_NULL;
+ for (i = 0; i < count; i++) {
+ smpi_group_unuse(smpi_comm_group(process_data[i]->comm_self));
+ smpi_comm_destroy(process_data[i]->comm_self);
+ xbt_os_timer_free(process_data[i]->timer);
+ simcall_rdv_destroy(process_data[i]->mailbox);
+ simcall_rdv_destroy(process_data[i]->mailbox_small);
+ xbt_free(process_data[i]);
+ }
+ xbt_free(process_data);
+ process_data = NULL;
+ smpi_free_static();
}
-int smpi_process_index()
-{
- smpi_process_data_t pdata =
- (smpi_process_data_t) SIMIX_process_get_data(SIMIX_process_self());
- return pdata->index;
-}
+/* Fortran specific stuff */
+/* With smpicc, the following weak symbols are used */
+/* With smpiff, the following weak symbols are replaced by those in libf2c */
+int __attribute__ ((weak)) xargc;
+char ** __attribute__ ((weak)) xargv;
-smx_mutex_t smpi_process_mutex()
+#ifndef WIN32
+void __attribute__ ((weak)) user_main_()
{
- smpi_process_data_t pdata =
- (smpi_process_data_t) SIMIX_process_get_data(SIMIX_process_self());
- return pdata->mutex;
+ xbt_die("Should not be in this smpi_simulated_main");
+ return;
}
-smx_cond_t smpi_process_cond()
+int __attribute__ ((weak)) smpi_simulated_main_(int argc, char **argv)
{
- smpi_process_data_t pdata =
- (smpi_process_data_t) SIMIX_process_get_data(SIMIX_process_self());
- return pdata->cond;
+ smpi_process_init(&argc, &argv);
+ user_main_();
+ //xbt_die("Should not be in this smpi_simulated_main");
+ return 0;
}
-static void smpi_cfg_cb_host_speed(const char *name, int pos)
+int __attribute__ ((weak)) main(int argc, char **argv)
{
- smpi_global->reference_speed =
- xbt_cfg_get_double_at(_surf_cfg_set, name, pos);
+ return smpi_main(smpi_simulated_main_, argc, argv);
}
-int smpi_run_simulation(int *argc, char **argv)
+int __attribute__ ((weak)) MAIN__()
{
- smx_action_t action = NULL;
-
- xbt_fifo_t actions_failed = xbt_fifo_new();
- xbt_fifo_t actions_done = xbt_fifo_new();
+ return smpi_main(smpi_simulated_main_, xargc, xargv);
+};
+#endif
+int smpi_main(int (*realmain) (int argc, char *argv[]), int argc, char *argv[])
+{
srand(SMPI_RAND_SEED);
- double default_reference_speed = 20000.0;
- xbt_cfg_register(&_surf_cfg_set, "reference_speed",
- "Power of the host running the simulation (in flop/s). Used to bench the operations.",
- xbt_cfgelm_double, &default_reference_speed, 1, 1,
- smpi_cfg_cb_host_speed, NULL);
+ if (getenv("SMPI_PRETEND_CC") != NULL) {
+ /* Hack to ensure that smpicc can pretend to be a simple
+ * compiler. Particularly handy to pass it to the configuration tools */
+ return 0;
+ }
- int default_display_timing = 0;
- xbt_cfg_register(&_surf_cfg_set, "display_timing",
- "Boolean indicating whether we should display the timing after simulation.",
- xbt_cfgelm_int, &default_display_timing, 1, 1, NULL, NULL);
+ /* Connect log categories. See xbt/log.c */
+ XBT_LOG_CONNECT(smpi); /* Keep this line as soon as possible in this
+ function: xbt_log_appender_file.c depends on it
+ DO NOT connect this in XBT or so, or it will be
+ useless to xbt_log_appender_file.c */
+#ifdef HAVE_TRACING
+ XBT_LOG_CONNECT(instr_smpi);
+#endif
+ XBT_LOG_CONNECT(smpi_base);
+ XBT_LOG_CONNECT(smpi_bench);
+ XBT_LOG_CONNECT(smpi_coll);
+ XBT_LOG_CONNECT(smpi_comm);
+ XBT_LOG_CONNECT(smpi_group);
+ XBT_LOG_CONNECT(smpi_kernel);
+ XBT_LOG_CONNECT(smpi_mpi);
+ XBT_LOG_CONNECT(smpi_mpi_dt);
+ XBT_LOG_CONNECT(smpi_pmpi);
+ XBT_LOG_CONNECT(smpi_replay);
+ XBT_LOG_CONNECT(smpi_colls);
+
+#ifdef HAVE_TRACING
+ TRACE_global_init(&argc, argv);
+
+ TRACE_add_start_function(TRACE_smpi_alloc);
+ TRACE_add_end_function(TRACE_smpi_release);
+#endif
- SIMIX_global_init(argc, argv);
+ SIMIX_global_init(&argc, argv);
+#ifdef HAVE_TRACING
+ TRACE_start();
+#endif
// parse the platform file: get the host list
SIMIX_create_environment(argv[1]);
- SIMIX_function_register("smpi_simulated_main", smpi_simulated_main);
+ SIMIX_function_register_default(realmain);
SIMIX_launch_application(argv[2]);
- // must initialize globals between creating environment and launching app....
+ int gather_id = find_coll_description(mpi_coll_gather_description,
+ sg_cfg_get_string("smpi/gather"));
+ mpi_coll_gather_fun = (int (*)(void *, int, MPI_Datatype,
+ void *, int, MPI_Datatype, int, MPI_Comm))
+ mpi_coll_gather_description[gather_id].coll;
+
+ int allgather_id = find_coll_description(mpi_coll_allgather_description,
+ sg_cfg_get_string("smpi/allgather"));
+ mpi_coll_allgather_fun = (int (*)(void *, int, MPI_Datatype,
+ void *, int, MPI_Datatype, MPI_Comm))
+ mpi_coll_allgather_description[allgather_id].coll;
+
+ int allgatherv_id = find_coll_description(mpi_coll_allgatherv_description,
+ sg_cfg_get_string("smpi/allgatherv"));
+ mpi_coll_allgatherv_fun = (int (*)(void *, int, MPI_Datatype, void *, int *,
+ int *, MPI_Datatype, MPI_Comm))
+ mpi_coll_allgatherv_description[allgatherv_id].coll;
+
+ int allreduce_id = find_coll_description(mpi_coll_allreduce_description,
+ sg_cfg_get_string("smpi/allreduce"));
+ mpi_coll_allreduce_fun = (int (*)(void *sbuf, void *rbuf, int rcount,
+ MPI_Datatype dtype, MPI_Op op,
+ MPI_Comm comm))
+ mpi_coll_allreduce_description[allreduce_id].coll;
+
+ int alltoall_id = find_coll_description(mpi_coll_alltoall_description,
+ sg_cfg_get_string("smpi/alltoall"));
+ mpi_coll_alltoall_fun = (int (*)(void *, int, MPI_Datatype,
+ void *, int, MPI_Datatype, MPI_Comm))
+ mpi_coll_alltoall_description[alltoall_id].coll;
+
+ int alltoallv_id = find_coll_description(mpi_coll_alltoallv_description,
+ sg_cfg_get_string("smpi/alltoallv"));
+ mpi_coll_alltoallv_fun = (int (*)(void *, int *, int *, MPI_Datatype,
+ void *, int *, int *, MPI_Datatype,
+ MPI_Comm))
+ mpi_coll_alltoallv_description[alltoallv_id].coll;
+
+ int bcast_id = find_coll_description(mpi_coll_bcast_description,
+ sg_cfg_get_string("smpi/bcast"));
+ mpi_coll_bcast_fun = (int (*)(void *buf, int count, MPI_Datatype datatype,
+ int root, MPI_Comm com))
+ mpi_coll_bcast_description[bcast_id].coll;
+
+ int reduce_id = find_coll_description(mpi_coll_reduce_description,
+ sg_cfg_get_string("smpi/reduce"));
+ mpi_coll_reduce_fun = (int (*)(void *buf, void *rbuf, int count,
+ MPI_Datatype datatype, MPI_Op op,
+ int root, MPI_Comm comm))
+ mpi_coll_reduce_description[reduce_id].coll;
+
+ int reduce_scatter_id =
+ find_coll_description(mpi_coll_reduce_scatter_description,
+ sg_cfg_get_string("smpi/reduce_scatter"));
+ mpi_coll_reduce_scatter_fun = (int (*)(void *sbuf, void *rbuf, int *rcounts,
+ MPI_Datatype dtype, MPI_Op op,
+ MPI_Comm comm))
+ mpi_coll_reduce_scatter_description[reduce_scatter_id].coll;
+
+ int scatter_id = find_coll_description(mpi_coll_scatter_description,
+ sg_cfg_get_string("smpi/scatter"));
+ mpi_coll_scatter_fun = (int (*)(void *sendbuf, int sendcount,
+ MPI_Datatype sendtype, void *recvbuf,
+ int recvcount, MPI_Datatype recvtype,
+ int root, MPI_Comm comm))
+ mpi_coll_scatter_description[scatter_id].coll;
+
+ int barrier_id = find_coll_description(mpi_coll_barrier_description,
+ sg_cfg_get_string("smpi/barrier"));
+ mpi_coll_barrier_fun = (int (*)(MPI_Comm comm))
+ mpi_coll_barrier_description[barrier_id].coll;
+
+ smpi_cpu_threshold = sg_cfg_get_double("smpi/cpu_threshold");
+ smpi_running_power = sg_cfg_get_double("smpi/running_power");
+ if (smpi_cpu_threshold < 0)
+ smpi_cpu_threshold = DBL_MAX;
+
smpi_global_init();
/* Clean IO before the run */
fflush(stdout);
fflush(stderr);
- SIMIX_init();
-
- while (SIMIX_solve(actions_done, actions_failed) != -1.0) {
- while ((action = xbt_fifo_pop(actions_failed))) {
- DEBUG1("** %s failed **", SIMIX_action_get_name(action));
- SIMIX_action_signal_all(action);
- }
- while ((action = xbt_fifo_pop(actions_done))) {
- DEBUG1("** %s done **", SIMIX_action_get_name(action));
- SIMIX_action_signal_all(action);
- }
- }
- // FIXME: cleanup incomplete
- xbt_fifo_free(actions_failed);
- xbt_fifo_free(actions_done);
+ if (MC_is_active())
+ MC_do_the_modelcheck_for_real();
+ else
+ SIMIX_run();
-
- if (xbt_cfg_get_int(_surf_cfg_set, "display_timing"))
- INFO1("simulation time %g", SIMIX_get_clock());
+ if (sg_cfg_get_boolean("smpi/display_timing"))
+ XBT_INFO("Simulation time: %g seconds.", SIMIX_get_clock());
smpi_global_destroy();
- SIMIX_clean();
+
+#ifdef HAVE_TRACING
+ TRACE_end();
+#endif
return 0;
}