1 /* Copyright (c) 2010, 2012-2013. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
14 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(instr_smpi, instr, "Tracing SMPI");
16 static xbt_dict_t keys;
18 static const char *smpi_colors[] ={
20 "irecv", "1 0.52 0.52",
22 "isend", "0.52 0.52 1",
25 "waitall", "0.78 0.78 0",
26 "waitany", "0.78 0.78 0.58",
29 "allgatherv", "1 0.52 0.52",
31 "alltoall", "0.52 0 1",
32 "alltoallv", "0.78 0.52 1",
33 "barrier", "0 0.78 0.78",
34 "bcast", "0 0.78 0.39",
36 "gatherv", "1 1 0.52",
38 "reducescatter", "0.52 1 0.52",
39 "scan", "1 0.58 0.23",
40 "exscan", "1 0.54 0.25",
41 "scatterv", "0.52 0 0.52",
42 "scatter", "1 0.74 0.54",
49 static char *str_tolower (const char *str)
51 char *ret = xbt_strdup (str);
52 int i, n = strlen (ret);
53 for (i = 0; i < n; i++)
54 ret[i] = tolower (str[i]);
58 static const char *instr_find_color (const char *state)
60 char *target = str_tolower (state);
61 const char *ret = NULL;
64 while ((current = smpi_colors[i])){
65 if (strcmp (state, current) == 0){ ret = smpi_colors[i+1]; break; } //exact match
66 if (strstr(target, current)) { ret = smpi_colors[i+1]; break; }; //as substring
74 static char *smpi_container(int rank, char *container, int n)
76 snprintf(container, n, "rank-%d", rank);
80 static char *TRACE_smpi_put_key(int src, int dst, char *key, int n)
82 //get the dynar for src#dst
83 char aux[INSTR_DEFAULT_STR_SIZE];
84 snprintf(aux, INSTR_DEFAULT_STR_SIZE, "%d#%d", src, dst);
85 xbt_dynar_t d = xbt_dict_get_or_null(keys, aux);
87 d = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
88 xbt_dict_set(keys, aux, d, NULL);
91 static unsigned long long counter = 0;
93 snprintf(key, n, "%d_%d_%llu", src, dst, counter++);
96 char *a = (char*)xbt_strdup(key);
97 xbt_dynar_push_as(d, char *, a);
102 static char *TRACE_smpi_get_key(int src, int dst, char *key, int n)
104 char aux[INSTR_DEFAULT_STR_SIZE];
105 snprintf(aux, INSTR_DEFAULT_STR_SIZE, "%d#%d", src, dst);
106 xbt_dynar_t d = xbt_dict_get_or_null(keys, aux);
108 xbt_assert(!xbt_dynar_is_empty(d),
109 "Trying to get a link key (for message reception) that has no corresponding send (%s).", __FUNCTION__);
110 char *s = xbt_dynar_get_as (d, 0, char *);
111 snprintf (key, n, "%s", s);
112 xbt_dynar_remove_at (d, 0, NULL);
116 static xbt_dict_t process_category;
118 void TRACE_internal_smpi_set_category (const char *category)
120 if (!TRACE_smpi_is_enabled()) return;
123 TRACE_category (category);
125 char processid[INSTR_DEFAULT_STR_SIZE];
126 snprintf (processid, INSTR_DEFAULT_STR_SIZE, "%p", SIMIX_process_self());
127 if (xbt_dict_get_or_null (process_category, processid))
128 xbt_dict_remove (process_category, processid);
129 if (category != NULL)
130 xbt_dict_set (process_category, processid, xbt_strdup(category), NULL);
133 const char *TRACE_internal_smpi_get_category (void)
135 if (!TRACE_smpi_is_enabled()) return NULL;
137 char processid[INSTR_DEFAULT_STR_SIZE];
138 snprintf (processid, INSTR_DEFAULT_STR_SIZE, "%p", SIMIX_process_self());
139 return xbt_dict_get_or_null (process_category, processid);
142 void TRACE_smpi_alloc()
144 keys = xbt_dict_new_homogeneous(xbt_dynar_free_voidp);
145 process_category = xbt_dict_new_homogeneous(xbt_free);
148 void TRACE_smpi_release(void)
150 xbt_dict_free(&keys);
151 xbt_dict_free(&process_category);
154 void TRACE_smpi_init(int rank)
156 if (!TRACE_smpi_is_enabled()) return;
158 char str[INSTR_DEFAULT_STR_SIZE];
159 smpi_container(rank, str, INSTR_DEFAULT_STR_SIZE);
162 if (TRACE_smpi_is_grouped()){
163 father = PJ_container_get (SIMIX_host_self_get_name());
165 father = PJ_container_get_root ();
167 xbt_assert(father!=NULL,
168 "Could not find a parent for mpi rank %s at function %s", str, __FUNCTION__);
169 PJ_container_new(str, INSTR_SMPI, father);
172 void TRACE_smpi_finalize(int rank)
174 if (!TRACE_smpi_is_enabled()) return;
176 char str[INSTR_DEFAULT_STR_SIZE];
177 container_t container = PJ_container_get(smpi_container(rank, str, INSTR_DEFAULT_STR_SIZE));
178 PJ_container_remove_from_parent (container);
179 PJ_container_free (container);
182 void TRACE_smpi_collective_in(int rank, int root, const char *operation, int size)
184 if (!TRACE_smpi_is_enabled()) return;
186 char str[INSTR_DEFAULT_STR_SIZE];
187 smpi_container(rank, str, INSTR_DEFAULT_STR_SIZE);
188 container_t container = PJ_container_get (str);
189 type_t type = PJ_type_get ("MPI_STATE", container->type);
190 const char *color = instr_find_color (operation);
191 val_t value = PJ_value_get_or_new (operation, color, type);
192 new_pajePushStateWithSize (SIMIX_get_clock(), container, type, value, size);
195 void TRACE_smpi_collective_out(int rank, int root, const char *operation)
197 if (!TRACE_smpi_is_enabled()) return;
199 char str[INSTR_DEFAULT_STR_SIZE];
200 smpi_container(rank, str, INSTR_DEFAULT_STR_SIZE);
201 container_t container = PJ_container_get (str);
202 type_t type = PJ_type_get ("MPI_STATE", container->type);
204 new_pajePopState (SIMIX_get_clock(), container, type);
207 void TRACE_smpi_computing_init(int rank)
209 //first use, initialize the color in the trace
210 //TODO : check with lucas and Pierre how to generalize this approach
211 //to avoid unnecessary access to the color array
212 if (!TRACE_smpi_is_enabled() || !TRACE_smpi_is_computing()) return;
214 char str[INSTR_DEFAULT_STR_SIZE];
215 smpi_container(rank, str, INSTR_DEFAULT_STR_SIZE);
216 container_t container = PJ_container_get (str);
217 type_t mpi = PJ_type_get("MPI", PJ_container_get_root()->type);
218 type_t type = PJ_type_state_new ("COMPUTATION", mpi);
219 const char *color = instr_find_color ("computing");
220 val_t value = PJ_value_get_or_new ("computing", color, type);
221 new_pajePushState (SIMIX_get_clock(), container, type, value);
224 void TRACE_smpi_computing_in(int rank)
226 //do not forget to set the color first, otherwise this will explode
227 if (!TRACE_smpi_is_enabled()|| !TRACE_smpi_is_computing()) return;
229 char str[INSTR_DEFAULT_STR_SIZE];
230 smpi_container(rank, str, INSTR_DEFAULT_STR_SIZE);
231 container_t container = PJ_container_get (str);
232 type_t type = PJ_type_get ("COMPUTATION", container->type);
233 val_t value = PJ_value_get_or_new ("computing", NULL, type);
234 new_pajePushState (SIMIX_get_clock(), container, type, value);
237 void TRACE_smpi_computing_out(int rank, double flops)
239 if (!TRACE_smpi_is_enabled()|| !TRACE_smpi_is_computing()) return;
240 char str[INSTR_DEFAULT_STR_SIZE];
241 smpi_container(rank, str, INSTR_DEFAULT_STR_SIZE);
242 container_t container = PJ_container_get (str);
243 type_t type = PJ_type_get ("COMPUTATION", container->type);
244 xbt_dynar_t extra= xbt_dynar_new(sizeof(char*), NULL);
245 char* char_duration = bprintf("%g", flops);
246 xbt_dynar_push(extra, &char_duration);
247 new_pajePopStateWithExtra (SIMIX_get_clock(), container, type, extra);
250 void TRACE_smpi_ptp_in(int rank, int src, int dst, const char *operation, int size)
252 if (!TRACE_smpi_is_enabled()) return;
255 char str[INSTR_DEFAULT_STR_SIZE];
256 smpi_container(rank, str, INSTR_DEFAULT_STR_SIZE);
257 container_t container = PJ_container_get (str);
258 type_t type = PJ_type_get ("MPI_STATE", container->type);
259 const char *color = instr_find_color (operation);
260 val_t value = PJ_value_get_or_new (operation, color, type);
261 new_pajePushStateWithSize (SIMIX_get_clock(), container, type, value, size);
264 void TRACE_smpi_ptp_out(int rank, int src, int dst, const char *operation)
266 if (!TRACE_smpi_is_enabled()) return;
268 char str[INSTR_DEFAULT_STR_SIZE];
269 smpi_container(rank, str, INSTR_DEFAULT_STR_SIZE);
270 container_t container = PJ_container_get (str);
271 type_t type = PJ_type_get ("MPI_STATE", container->type);
273 new_pajePopState (SIMIX_get_clock(), container, type);
276 void TRACE_smpi_send(int rank, int src, int dst, int size)
278 if (!TRACE_smpi_is_enabled()) return;
280 char key[INSTR_DEFAULT_STR_SIZE] = {0};
281 TRACE_smpi_put_key(src, dst, key, INSTR_DEFAULT_STR_SIZE);
283 char str[INSTR_DEFAULT_STR_SIZE];
284 smpi_container(src, str, INSTR_DEFAULT_STR_SIZE);
285 container_t container = PJ_container_get (str);
286 type_t type = PJ_type_get ("MPI_LINK", PJ_type_get_root());
288 new_pajeStartLinkWithSize (SIMIX_get_clock(), PJ_container_get_root(), type, container, "PTP", key, size);
291 void TRACE_smpi_recv(int rank, int src, int dst)
293 if (!TRACE_smpi_is_enabled()) return;
295 char key[INSTR_DEFAULT_STR_SIZE] = {0};
296 TRACE_smpi_get_key(src, dst, key, INSTR_DEFAULT_STR_SIZE);
298 char str[INSTR_DEFAULT_STR_SIZE];
299 smpi_container(dst, str, INSTR_DEFAULT_STR_SIZE);
300 container_t container = PJ_container_get (str);
301 type_t type = PJ_type_get ("MPI_LINK", PJ_type_get_root());
303 new_pajeEndLink (SIMIX_get_clock(), PJ_container_get_root(), type, container, "PTP", key);
305 #endif /* HAVE_TRACING */