1 /* smpi_mpi_dt.c -- MPI primitives to handle datatypes */
2 /* FIXME: a very incomplete implementation */
4 /* Copyright (c) 2009-2015. The SimGrid Team.
5 * All rights reserved. */
7 /* This program is free software; you can redistribute it and/or modify it
8 * under the terms of the license (GNU LGPL) which comes with this package. */
15 #include "smpi_mpi_dt_private.h"
17 #include "xbt/replay.h"
18 #include "simgrid/modelchecker.h"
20 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_mpi_dt, smpi, "Logging specific to SMPI (datatype)");
22 xbt_dict_t smpi_type_keyvals = NULL;
23 int type_keyval_id=0;//avoid collisions
25 #define CREATE_MPI_DATATYPE(name, type) \
26 static s_smpi_mpi_datatype_t mpi_##name = { \
28 sizeof(type), /* size */ \
29 0, /*was 1 sizeof_substruct*/ \
31 sizeof(type), /* ub = lb + size */ \
32 DT_FLAG_BASIC, /* flags */ \
33 NULL, /* attributes */ \
34 NULL, /* pointer on extended struct*/ \
35 0 /* in_use counter */ \
37 const MPI_Datatype name = &mpi_##name;
39 #define CREATE_MPI_DATATYPE_NULL(name) \
40 static s_smpi_mpi_datatype_t mpi_##name = { \
43 0, /* was 1 sizeof_substruct*/ \
45 0, /* ub = lb + size */ \
46 DT_FLAG_BASIC, /* flags */ \
47 NULL, /* attributes */ \
48 NULL, /* pointer on extended struct*/ \
49 0 /* in_use counter */ \
51 const MPI_Datatype name = &mpi_##name;
53 //The following are datatypes for the MPI functions MPI_MAXLOC and MPI_MINLOC.
94 // Predefined data types
95 CREATE_MPI_DATATYPE(MPI_CHAR, char);
96 CREATE_MPI_DATATYPE(MPI_SHORT, short);
97 CREATE_MPI_DATATYPE(MPI_INT, int);
98 CREATE_MPI_DATATYPE(MPI_LONG, long);
99 CREATE_MPI_DATATYPE(MPI_LONG_LONG, long long);
100 CREATE_MPI_DATATYPE(MPI_SIGNED_CHAR, signed char);
101 CREATE_MPI_DATATYPE(MPI_UNSIGNED_CHAR, unsigned char);
102 CREATE_MPI_DATATYPE(MPI_UNSIGNED_SHORT, unsigned short);
103 CREATE_MPI_DATATYPE(MPI_UNSIGNED, unsigned int);
104 CREATE_MPI_DATATYPE(MPI_UNSIGNED_LONG, unsigned long);
105 CREATE_MPI_DATATYPE(MPI_UNSIGNED_LONG_LONG, unsigned long long);
106 CREATE_MPI_DATATYPE(MPI_FLOAT, float);
107 CREATE_MPI_DATATYPE(MPI_DOUBLE, double);
108 CREATE_MPI_DATATYPE(MPI_LONG_DOUBLE, long double);
109 CREATE_MPI_DATATYPE(MPI_WCHAR, wchar_t);
110 CREATE_MPI_DATATYPE(MPI_C_BOOL, bool);
111 CREATE_MPI_DATATYPE(MPI_BYTE, int8_t);
112 CREATE_MPI_DATATYPE(MPI_INT8_T, int8_t);
113 CREATE_MPI_DATATYPE(MPI_INT16_T, int16_t);
114 CREATE_MPI_DATATYPE(MPI_INT32_T, int32_t);
115 CREATE_MPI_DATATYPE(MPI_INT64_T, int64_t);
116 CREATE_MPI_DATATYPE(MPI_UINT8_T, uint8_t);
117 CREATE_MPI_DATATYPE(MPI_UINT16_T, uint16_t);
118 CREATE_MPI_DATATYPE(MPI_UINT32_T, uint32_t);
119 CREATE_MPI_DATATYPE(MPI_UINT64_T, uint64_t);
120 CREATE_MPI_DATATYPE(MPI_C_FLOAT_COMPLEX, float _Complex);
121 CREATE_MPI_DATATYPE(MPI_C_DOUBLE_COMPLEX, double _Complex);
122 CREATE_MPI_DATATYPE(MPI_C_LONG_DOUBLE_COMPLEX, long double _Complex);
123 CREATE_MPI_DATATYPE(MPI_AINT, MPI_Aint);
124 CREATE_MPI_DATATYPE(MPI_OFFSET, MPI_Offset);
126 CREATE_MPI_DATATYPE(MPI_FLOAT_INT, float_int);
127 CREATE_MPI_DATATYPE(MPI_LONG_INT, long_int);
128 CREATE_MPI_DATATYPE(MPI_DOUBLE_INT, double_int);
129 CREATE_MPI_DATATYPE(MPI_SHORT_INT, short_int);
130 CREATE_MPI_DATATYPE(MPI_2INT, int_int);
131 CREATE_MPI_DATATYPE(MPI_2FLOAT, float_float);
132 CREATE_MPI_DATATYPE(MPI_2DOUBLE, double_double);
133 CREATE_MPI_DATATYPE(MPI_2LONG, long_long);
135 CREATE_MPI_DATATYPE(MPI_REAL, float);
136 CREATE_MPI_DATATYPE(MPI_REAL4, float);
137 CREATE_MPI_DATATYPE(MPI_REAL8, float);
138 CREATE_MPI_DATATYPE(MPI_REAL16, double);
139 CREATE_MPI_DATATYPE_NULL(MPI_COMPLEX8);
140 CREATE_MPI_DATATYPE_NULL(MPI_COMPLEX16);
141 CREATE_MPI_DATATYPE_NULL(MPI_COMPLEX32);
142 CREATE_MPI_DATATYPE(MPI_INTEGER1, int);
143 CREATE_MPI_DATATYPE(MPI_INTEGER2, int16_t);
144 CREATE_MPI_DATATYPE(MPI_INTEGER4, int32_t);
145 CREATE_MPI_DATATYPE(MPI_INTEGER8, int64_t);
146 CREATE_MPI_DATATYPE(MPI_INTEGER16, integer128_t);
148 CREATE_MPI_DATATYPE(MPI_LONG_DOUBLE_INT, long_double_int);
150 CREATE_MPI_DATATYPE_NULL(MPI_UB);
151 CREATE_MPI_DATATYPE_NULL(MPI_LB);
152 CREATE_MPI_DATATYPE(MPI_PACKED, char);
154 CREATE_MPI_DATATYPE(MPI_PTR, void*);
156 /** Check if the datatype is usable for communications */
157 int is_datatype_valid(MPI_Datatype datatype) {
158 return datatype != MPI_DATATYPE_NULL && (datatype->flags & DT_FLAG_COMMITED);
161 size_t smpi_datatype_size(MPI_Datatype datatype)
163 return datatype->size;
166 MPI_Aint smpi_datatype_lb(MPI_Datatype datatype)
171 MPI_Aint smpi_datatype_ub(MPI_Datatype datatype)
176 int smpi_datatype_dup(MPI_Datatype datatype, MPI_Datatype* new_t)
179 *new_t= xbt_new(s_smpi_mpi_datatype_t,1);
180 memcpy(*new_t, datatype, sizeof(s_smpi_mpi_datatype_t));
182 (*new_t)->flags &= ~DT_FLAG_PREDEFINED;
183 if (datatype->sizeof_substruct){
184 (*new_t)->substruct=xbt_malloc(datatype->sizeof_substruct);
185 memcpy((*new_t)->substruct, datatype->substruct, datatype->sizeof_substruct);
188 (*new_t)->name = xbt_strdup(datatype->name);
189 if(datatype->attributes !=NULL){
190 (*new_t)->attributes=xbt_dict_new();
191 xbt_dict_cursor_t cursor = NULL;
196 xbt_dict_foreach(datatype->attributes, cursor, key, value_in){
197 smpi_type_key_elem elem =
198 static_cast<smpi_type_key_elem>(xbt_dict_get_or_null_ext(smpi_type_keyvals, (const char*)key, sizeof(int)));
199 if(elem && elem->copy_fn!=MPI_NULL_COPY_FN){
200 ret = elem->copy_fn(datatype, *key, NULL, value_in, &value_out, &flag );
201 if(ret!=MPI_SUCCESS){
202 smpi_datatype_unuse(*new_t);
203 *new_t=MPI_DATATYPE_NULL;
207 xbt_dict_set_ext((*new_t)->attributes, (const char*)key, sizeof(int),value_out, NULL);
214 int smpi_datatype_extent(MPI_Datatype datatype, MPI_Aint * lb, MPI_Aint * extent)
216 if(datatype == MPI_DATATYPE_NULL){
222 *extent = datatype->ub - datatype->lb;
226 MPI_Aint smpi_datatype_get_extent(MPI_Datatype datatype){
227 if(datatype == MPI_DATATYPE_NULL){
230 return datatype->ub - datatype->lb;
233 void smpi_datatype_get_name(MPI_Datatype datatype, char* name, int* length){
234 *length = strlen(datatype->name);
235 strcpy(name, datatype->name);
238 void smpi_datatype_set_name(MPI_Datatype datatype, char* name){
239 if(datatype->name!=NULL && !(datatype->flags & DT_FLAG_PREDEFINED))
240 xbt_free(datatype->name);
241 datatype->name = xbt_strdup(name);;
244 int smpi_datatype_copy(void *sendbuf, int sendcount, MPI_Datatype sendtype,
245 void *recvbuf, int recvcount, MPI_Datatype recvtype)
248 if(smpi_privatize_global_variables){
249 smpi_switch_data_segment(smpi_process_index());
251 /* First check if we really have something to do */
252 if (recvcount > 0 && recvbuf != sendbuf) {
253 /* FIXME: treat packed cases */
254 sendcount *= smpi_datatype_size(sendtype);
255 recvcount *= smpi_datatype_size(recvtype);
256 count = sendcount < recvcount ? sendcount : recvcount;
258 if(sendtype->sizeof_substruct == 0 && recvtype->sizeof_substruct == 0) {
259 if(!smpi_process_get_replaying()) memcpy(recvbuf, sendbuf, count);
261 else if (sendtype->sizeof_substruct == 0)
263 s_smpi_subtype_t *subtype = static_cast<s_smpi_subtype_t*>(recvtype->substruct);
264 subtype->unserialize( sendbuf, recvbuf, recvcount/smpi_datatype_size(recvtype), subtype, MPI_REPLACE);
266 else if (recvtype->sizeof_substruct == 0)
268 s_smpi_subtype_t *subtype = static_cast<s_smpi_subtype_t*>(sendtype->substruct);
269 subtype->serialize(sendbuf, recvbuf, sendcount/smpi_datatype_size(sendtype), subtype);
271 s_smpi_subtype_t *subtype = static_cast<s_smpi_subtype_t*>(sendtype->substruct);
273 void * buf_tmp = xbt_malloc(count);
275 subtype->serialize( sendbuf, buf_tmp,count/smpi_datatype_size(sendtype), subtype);
276 subtype = static_cast<s_smpi_subtype_t*>(recvtype->substruct);
277 subtype->unserialize( buf_tmp, recvbuf,count/smpi_datatype_size(recvtype), subtype, MPI_REPLACE);
283 return sendcount > recvcount ? MPI_ERR_TRUNCATE : MPI_SUCCESS;
287 * Copies noncontiguous data into contiguous memory.
288 * @param contiguous_vector - output vector
289 * @param noncontiguous_vector - input vector
290 * @param type - pointer contening :
291 * - stride - stride of between noncontiguous data
292 * - block_length - the width or height of blocked matrix
293 * - count - the number of rows of matrix
295 void serialize_vector( const void *noncontiguous_vector, void *contiguous_vector, int count, void *type)
297 s_smpi_mpi_vector_t* type_c = (s_smpi_mpi_vector_t*)type;
299 char* contiguous_vector_char = (char*)contiguous_vector;
300 char* noncontiguous_vector_char = (char*)noncontiguous_vector;
302 for (i = 0; i < type_c->block_count * count; i++) {
303 if (type_c->old_type->sizeof_substruct == 0)
304 memcpy(contiguous_vector_char, noncontiguous_vector_char, type_c->block_length * type_c->size_oldtype);
306 ((s_smpi_subtype_t*)type_c->old_type->substruct)->serialize( noncontiguous_vector_char,
307 contiguous_vector_char,
308 type_c->block_length, type_c->old_type->substruct);
310 contiguous_vector_char += type_c->block_length*type_c->size_oldtype;
311 if((i+1)%type_c->block_count ==0)
312 noncontiguous_vector_char += type_c->block_length*smpi_datatype_get_extent(type_c->old_type);
314 noncontiguous_vector_char += type_c->block_stride*smpi_datatype_get_extent(type_c->old_type);
319 * Copies contiguous data into noncontiguous memory.
320 * @param noncontiguous_vector - output vector
321 * @param contiguous_vector - input vector
322 * @param type - pointer contening :
323 * - stride - stride of between noncontiguous data
324 * - block_length - the width or height of blocked matrix
325 * - count - the number of rows of matrix
327 void unserialize_vector( const void *contiguous_vector, void *noncontiguous_vector, int count, void *type, MPI_Op op)
329 s_smpi_mpi_vector_t* type_c = (s_smpi_mpi_vector_t*)type;
332 char* contiguous_vector_char = (char*)contiguous_vector;
333 char* noncontiguous_vector_char = (char*)noncontiguous_vector;
335 for (i = 0; i < type_c->block_count * count; i++) {
336 if (type_c->old_type->sizeof_substruct == 0)
337 smpi_op_apply(op, contiguous_vector_char, noncontiguous_vector_char, &type_c->block_length,
339 /* memcpy(noncontiguous_vector_char,
340 contiguous_vector_char, type_c->block_length * type_c->size_oldtype);*/
342 ((s_smpi_subtype_t*)type_c->old_type->substruct)->unserialize(contiguous_vector_char, noncontiguous_vector_char,
343 type_c->block_length,type_c->old_type->substruct,
345 contiguous_vector_char += type_c->block_length*type_c->size_oldtype;
346 if((i+1)%type_c->block_count ==0)
347 noncontiguous_vector_char += type_c->block_length*smpi_datatype_get_extent(type_c->old_type);
349 noncontiguous_vector_char += type_c->block_stride*smpi_datatype_get_extent(type_c->old_type);
353 /* Create a Sub type vector to be able to serialize and unserialize it the structure s_smpi_mpi_vector_t is derived
354 * from s_smpi_subtype which required the functions unserialize and serialize */
355 s_smpi_mpi_vector_t* smpi_datatype_vector_create( int block_stride, int block_length, int block_count,
356 MPI_Datatype old_type, int size_oldtype){
357 s_smpi_mpi_vector_t *new_t= xbt_new(s_smpi_mpi_vector_t,1);
358 new_t->base.serialize = &serialize_vector;
359 new_t->base.unserialize = &unserialize_vector;
360 new_t->base.subtype_free = &free_vector;
361 new_t->base.subtype_use = &use_vector;
362 new_t->block_stride = block_stride;
363 new_t->block_length = block_length;
364 new_t->block_count = block_count;
365 smpi_datatype_use(old_type);
366 new_t->old_type = old_type;
367 new_t->size_oldtype = size_oldtype;
371 void smpi_datatype_create(MPI_Datatype* new_type, int size,int lb, int ub, int sizeof_substruct, void *struct_type,
373 MPI_Datatype new_t= xbt_new(s_smpi_mpi_datatype_t,1);
376 new_t->sizeof_substruct = size>0? sizeof_substruct:0;
379 new_t->flags = flags;
380 new_t->substruct = struct_type;
382 new_t->attributes=NULL;
387 MC_ignore(&(new_t->in_use), sizeof(new_t->in_use));
391 void smpi_datatype_free(MPI_Datatype* type){
392 xbt_assert((*type)->in_use >= 0);
394 if((*type)->flags & DT_FLAG_PREDEFINED)return;
396 //if still used, mark for deletion
397 if((*type)->in_use!=0){
398 (*type)->flags |=DT_FLAG_DESTROYED;
402 if((*type)->attributes !=NULL){
403 xbt_dict_cursor_t cursor = NULL;
407 xbt_dict_foreach((*type)->attributes, cursor, key, value){
408 smpi_type_key_elem elem =
409 static_cast<smpi_type_key_elem>(xbt_dict_get_or_null_ext(smpi_type_keyvals, (const char*)key, sizeof(int)));
410 if(elem && elem->delete_fn)
411 elem->delete_fn(*type,*key, value, &flag);
415 if ((*type)->sizeof_substruct != 0){
416 //((s_smpi_subtype_t *)(*type)->substruct)->subtype_free(type);
417 xbt_free((*type)->substruct);
419 xbt_free((*type)->name);
421 *type = MPI_DATATYPE_NULL;
424 void smpi_datatype_use(MPI_Datatype type){
426 if(type)type->in_use++;
428 if(type->sizeof_substruct!=0){
429 ((s_smpi_subtype_t *)(type)->substruct)->subtype_use(&type);
433 MC_ignore(&(type->in_use), sizeof(type->in_use));
437 void smpi_datatype_unuse(MPI_Datatype type){
438 if (type->in_use > 0)
441 if(type->sizeof_substruct!=0){
442 ((s_smpi_subtype_t *)(type)->substruct)->subtype_free(&type);
445 if(type && type->in_use == 0){
446 smpi_datatype_free(&type);
450 MC_ignore(&(type->in_use), sizeof(type->in_use));
454 /*Contiguous Implementation*/
456 /* Copies noncontiguous data into contiguous memory.
457 * @param contiguous_hvector - output hvector
458 * @param noncontiguous_hvector - input hvector
459 * @param type - pointer contening :
460 * - stride - stride of between noncontiguous data, in bytes
461 * - block_length - the width or height of blocked matrix
462 * - count - the number of rows of matrix
464 void serialize_contiguous( const void *noncontiguous_hvector, void *contiguous_hvector, int count, void *type)
466 s_smpi_mpi_contiguous_t* type_c = (s_smpi_mpi_contiguous_t*)type;
467 char* contiguous_vector_char = (char*)contiguous_hvector;
468 char* noncontiguous_vector_char = (char*)noncontiguous_hvector+type_c->lb;
469 memcpy(contiguous_vector_char, noncontiguous_vector_char, count* type_c->block_count * type_c->size_oldtype);
471 /* Copies contiguous data into noncontiguous memory.
472 * @param noncontiguous_vector - output hvector
473 * @param contiguous_vector - input hvector
474 * @param type - pointer contening :
475 * - stride - stride of between noncontiguous data, in bytes
476 * - block_length - the width or height of blocked matrix
477 * - count - the number of rows of matrix
479 void unserialize_contiguous(const void *contiguous_vector, void *noncontiguous_vector, int count, void *type, MPI_Op op)
481 s_smpi_mpi_contiguous_t* type_c = (s_smpi_mpi_contiguous_t*)type;
482 char* contiguous_vector_char = (char*)contiguous_vector;
483 char* noncontiguous_vector_char = (char*)noncontiguous_vector+type_c->lb;
484 int n= count* type_c->block_count;
485 smpi_op_apply(op, contiguous_vector_char, noncontiguous_vector_char, &n, &type_c->old_type);
486 /*memcpy(noncontiguous_vector_char, contiguous_vector_char, count* type_c->block_count * type_c->size_oldtype);*/
489 void free_contiguous(MPI_Datatype* d){
490 smpi_datatype_unuse(((s_smpi_mpi_contiguous_t *)(*d)->substruct)->old_type);
493 void use_contiguous(MPI_Datatype* d){
494 smpi_datatype_use(((s_smpi_mpi_contiguous_t *)(*d)->substruct)->old_type);
497 /* Create a Sub type contiguous to be able to serialize and unserialize it the structure s_smpi_mpi_contiguous_t is
498 * erived from s_smpi_subtype which required the functions unserialize and serialize */
499 s_smpi_mpi_contiguous_t* smpi_datatype_contiguous_create( MPI_Aint lb, int block_count, MPI_Datatype old_type,
501 s_smpi_mpi_contiguous_t *new_t= xbt_new(s_smpi_mpi_contiguous_t,1);
502 new_t->base.serialize = &serialize_contiguous;
503 new_t->base.unserialize = &unserialize_contiguous;
504 new_t->base.subtype_free = &free_contiguous;
505 new_t->base.subtype_use = &use_contiguous;
507 new_t->block_count = block_count;
508 new_t->old_type = old_type;
509 smpi_datatype_use(old_type);
510 new_t->size_oldtype = size_oldtype;
511 smpi_datatype_use(old_type);
515 int smpi_datatype_contiguous(int count, MPI_Datatype old_type, MPI_Datatype* new_type, MPI_Aint lb)
518 if(old_type->sizeof_substruct){
519 //handle this case as a hvector with stride equals to the extent of the datatype
520 return smpi_datatype_hvector(count, 1, smpi_datatype_get_extent(old_type), old_type, new_type);
523 s_smpi_mpi_contiguous_t* subtype = smpi_datatype_contiguous_create( lb, count, old_type,smpi_datatype_size(old_type));
525 smpi_datatype_create(new_type, count * smpi_datatype_size(old_type),lb,lb + count * smpi_datatype_size(old_type),
526 sizeof(s_smpi_mpi_contiguous_t),subtype, DT_FLAG_CONTIGUOUS);
531 int smpi_datatype_vector(int count, int blocklen, int stride, MPI_Datatype old_type, MPI_Datatype* new_type)
534 if (blocklen<0) return MPI_ERR_ARG;
538 lb=smpi_datatype_lb(old_type);
539 ub=((count-1)*stride+blocklen-1)*smpi_datatype_get_extent(old_type)+smpi_datatype_ub(old_type);
541 if(old_type->sizeof_substruct || stride != blocklen){
543 s_smpi_mpi_vector_t* subtype = smpi_datatype_vector_create(stride, blocklen, count, old_type,
544 smpi_datatype_size(old_type));
545 smpi_datatype_create(new_type, count * (blocklen) * smpi_datatype_size(old_type), lb, ub, sizeof(s_smpi_mpi_vector_t), subtype,
549 /* in this situation the data are contignous thus it's not required to serialize and unserialize it*/
550 smpi_datatype_create(new_type, count * blocklen * smpi_datatype_size(old_type), 0, ((count -1) * stride + blocklen)*
551 smpi_datatype_size(old_type), 0, NULL, DT_FLAG_VECTOR|DT_FLAG_CONTIGUOUS);
557 void free_vector(MPI_Datatype* d){
558 smpi_datatype_unuse(((s_smpi_mpi_indexed_t *)(*d)->substruct)->old_type);
561 void use_vector(MPI_Datatype* d){
562 smpi_datatype_use(((s_smpi_mpi_indexed_t *)(*d)->substruct)->old_type);
565 /* Hvector Implementation - Vector with stride in bytes */
567 /* Copies noncontiguous data into contiguous memory.
568 * @param contiguous_hvector - output hvector
569 * @param noncontiguous_hvector - input hvector
570 * @param type - pointer contening :
571 * - stride - stride of between noncontiguous data, in bytes
572 * - block_length - the width or height of blocked matrix
573 * - count - the number of rows of matrix
575 void serialize_hvector( const void *noncontiguous_hvector, void *contiguous_hvector, int count, void *type)
577 s_smpi_mpi_hvector_t* type_c = (s_smpi_mpi_hvector_t*)type;
579 char* contiguous_vector_char = (char*)contiguous_hvector;
580 char* noncontiguous_vector_char = (char*)noncontiguous_hvector;
582 for (i = 0; i < type_c->block_count * count; i++) {
583 if (type_c->old_type->sizeof_substruct == 0)
584 memcpy(contiguous_vector_char, noncontiguous_vector_char, type_c->block_length * type_c->size_oldtype);
586 ((s_smpi_subtype_t*)type_c->old_type->substruct)->serialize( noncontiguous_vector_char,
587 contiguous_vector_char,
588 type_c->block_length, type_c->old_type->substruct);
590 contiguous_vector_char += type_c->block_length*type_c->size_oldtype;
591 if((i+1)%type_c->block_count ==0)
592 noncontiguous_vector_char += type_c->block_length*type_c->size_oldtype;
594 noncontiguous_vector_char += type_c->block_stride;
597 /* Copies contiguous data into noncontiguous memory.
598 * @param noncontiguous_vector - output hvector
599 * @param contiguous_vector - input hvector
600 * @param type - pointer contening :
601 * - stride - stride of between noncontiguous data, in bytes
602 * - block_length - the width or height of blocked matrix
603 * - count - the number of rows of matrix
605 void unserialize_hvector( const void *contiguous_vector, void *noncontiguous_vector, int count, void *type, MPI_Op op)
607 s_smpi_mpi_hvector_t* type_c = (s_smpi_mpi_hvector_t*)type;
610 char* contiguous_vector_char = (char*)contiguous_vector;
611 char* noncontiguous_vector_char = (char*)noncontiguous_vector;
613 for (i = 0; i < type_c->block_count * count; i++) {
614 if (type_c->old_type->sizeof_substruct == 0)
615 smpi_op_apply(op, contiguous_vector_char, noncontiguous_vector_char, &type_c->block_length, &type_c->old_type);
616 /*memcpy(noncontiguous_vector_char,
617 contiguous_vector_char, type_c->block_length * type_c->size_oldtype);*/
619 ((s_smpi_subtype_t*)type_c->old_type->substruct)->unserialize( contiguous_vector_char, noncontiguous_vector_char,
620 type_c->block_length, type_c->old_type->substruct,
622 contiguous_vector_char += type_c->block_length*type_c->size_oldtype;
623 if((i+1)%type_c->block_count ==0)
624 noncontiguous_vector_char += type_c->block_length*type_c->size_oldtype;
626 noncontiguous_vector_char += type_c->block_stride;
630 /* Create a Sub type vector to be able to serialize and unserialize it the structure s_smpi_mpi_vector_t is derived
631 * from s_smpi_subtype which required the functions unserialize and serialize
634 s_smpi_mpi_hvector_t* smpi_datatype_hvector_create( MPI_Aint block_stride, int block_length, int block_count,
635 MPI_Datatype old_type, int size_oldtype){
636 s_smpi_mpi_hvector_t *new_t= xbt_new(s_smpi_mpi_hvector_t,1);
637 new_t->base.serialize = &serialize_hvector;
638 new_t->base.unserialize = &unserialize_hvector;
639 new_t->base.subtype_free = &free_hvector;
640 new_t->base.subtype_use = &use_hvector;
641 new_t->block_stride = block_stride;
642 new_t->block_length = block_length;
643 new_t->block_count = block_count;
644 new_t->old_type = old_type;
645 new_t->size_oldtype = size_oldtype;
646 smpi_datatype_use(old_type);
650 //do nothing for vector types
651 void free_hvector(MPI_Datatype* d){
652 smpi_datatype_unuse(((s_smpi_mpi_hvector_t *)(*d)->substruct)->old_type);
655 void use_hvector(MPI_Datatype* d){
656 smpi_datatype_use(((s_smpi_mpi_hvector_t *)(*d)->substruct)->old_type);
659 int smpi_datatype_hvector(int count, int blocklen, MPI_Aint stride, MPI_Datatype old_type, MPI_Datatype* new_type)
662 if (blocklen<0) return MPI_ERR_ARG;
666 lb=smpi_datatype_lb(old_type);
667 ub=((count-1)*stride)+(blocklen-1)*smpi_datatype_get_extent(old_type)+smpi_datatype_ub(old_type);
669 if(old_type->sizeof_substruct || stride != blocklen*smpi_datatype_get_extent(old_type)){
670 s_smpi_mpi_hvector_t* subtype = smpi_datatype_hvector_create( stride, blocklen, count, old_type,
671 smpi_datatype_size(old_type));
673 smpi_datatype_create(new_type, count * blocklen * smpi_datatype_size(old_type), lb,ub, sizeof(s_smpi_mpi_hvector_t), subtype, DT_FLAG_VECTOR);
676 smpi_datatype_create(new_type, count * blocklen * smpi_datatype_size(old_type),0,count * blocklen *
677 smpi_datatype_size(old_type), 0, NULL, DT_FLAG_VECTOR|DT_FLAG_CONTIGUOUS);
683 /* Indexed Implementation */
685 /* Copies noncontiguous data into contiguous memory.
686 * @param contiguous_indexed - output indexed
687 * @param noncontiguous_indexed - input indexed
688 * @param type - pointer contening :
689 * - block_lengths - the width or height of blocked matrix
690 * - block_indices - indices of each data, in element
691 * - count - the number of rows of matrix
693 void serialize_indexed( const void *noncontiguous_indexed, void *contiguous_indexed, int count, void *type)
695 s_smpi_mpi_indexed_t* type_c = (s_smpi_mpi_indexed_t*)type;
697 char* contiguous_indexed_char = (char*)contiguous_indexed;
698 char* noncontiguous_indexed_char = (char*)noncontiguous_indexed+type_c->block_indices[0] * type_c->size_oldtype;
699 for(j=0; j<count;j++){
700 for (i = 0; i < type_c->block_count; i++) {
701 if (type_c->old_type->sizeof_substruct == 0)
702 memcpy(contiguous_indexed_char, noncontiguous_indexed_char, type_c->block_lengths[i] * type_c->size_oldtype);
704 ((s_smpi_subtype_t*)type_c->old_type->substruct)->serialize( noncontiguous_indexed_char,
705 contiguous_indexed_char,
706 type_c->block_lengths[i],
707 type_c->old_type->substruct);
709 contiguous_indexed_char += type_c->block_lengths[i]*type_c->size_oldtype;
710 if (i<type_c->block_count-1)
711 noncontiguous_indexed_char =
712 (char*)noncontiguous_indexed + type_c->block_indices[i+1]*smpi_datatype_get_extent(type_c->old_type);
714 noncontiguous_indexed_char += type_c->block_lengths[i]*smpi_datatype_get_extent(type_c->old_type);
716 noncontiguous_indexed=(void*)noncontiguous_indexed_char;
719 /* Copies contiguous data into noncontiguous memory.
720 * @param noncontiguous_indexed - output indexed
721 * @param contiguous_indexed - input indexed
722 * @param type - pointer contening :
723 * - block_lengths - the width or height of blocked matrix
724 * - block_indices - indices of each data, in element
725 * - count - the number of rows of matrix
727 void unserialize_indexed( const void *contiguous_indexed, void *noncontiguous_indexed, int count, void *type, MPI_Op op)
729 s_smpi_mpi_indexed_t* type_c = (s_smpi_mpi_indexed_t*)type;
731 char* contiguous_indexed_char = (char*)contiguous_indexed;
732 char* noncontiguous_indexed_char =
733 (char*)noncontiguous_indexed+type_c->block_indices[0]*smpi_datatype_get_extent(type_c->old_type);
734 for(j=0; j<count;j++){
735 for (i = 0; i < type_c->block_count; i++) {
736 if (type_c->old_type->sizeof_substruct == 0)
737 smpi_op_apply(op, contiguous_indexed_char, noncontiguous_indexed_char, &type_c->block_lengths[i],
739 /*memcpy(noncontiguous_indexed_char ,
740 contiguous_indexed_char, type_c->block_lengths[i] * type_c->size_oldtype);*/
742 ((s_smpi_subtype_t*)type_c->old_type->substruct)->unserialize( contiguous_indexed_char,
743 noncontiguous_indexed_char,
744 type_c->block_lengths[i],
745 type_c->old_type->substruct, op);
747 contiguous_indexed_char += type_c->block_lengths[i]*type_c->size_oldtype;
748 if (i<type_c->block_count-1)
749 noncontiguous_indexed_char =
750 (char*)noncontiguous_indexed + type_c->block_indices[i+1]*smpi_datatype_get_extent(type_c->old_type);
752 noncontiguous_indexed_char += type_c->block_lengths[i]*smpi_datatype_get_extent(type_c->old_type);
754 noncontiguous_indexed=(void*)noncontiguous_indexed_char;
758 void free_indexed(MPI_Datatype* type){
759 if((*type)->in_use==0){
760 xbt_free(((s_smpi_mpi_indexed_t *)(*type)->substruct)->block_lengths);
761 xbt_free(((s_smpi_mpi_indexed_t *)(*type)->substruct)->block_indices);
763 smpi_datatype_unuse(((s_smpi_mpi_indexed_t *)(*type)->substruct)->old_type);
766 void use_indexed(MPI_Datatype* type){
767 smpi_datatype_use(((s_smpi_mpi_indexed_t *)(*type)->substruct)->old_type);
771 /* Create a Sub type indexed to be able to serialize and unserialize it the structure s_smpi_mpi_indexed_t is derived
772 * from s_smpi_subtype which required the functions unserialize and serialize */
773 s_smpi_mpi_indexed_t* smpi_datatype_indexed_create( int* block_lengths, int* block_indices, int block_count,
774 MPI_Datatype old_type, int size_oldtype){
775 s_smpi_mpi_indexed_t *new_t= xbt_new(s_smpi_mpi_indexed_t,1);
776 new_t->base.serialize = &serialize_indexed;
777 new_t->base.unserialize = &unserialize_indexed;
778 new_t->base.subtype_free = &free_indexed;
779 new_t->base.subtype_use = &use_indexed;
780 new_t->block_lengths= xbt_new(int, block_count);
781 new_t->block_indices= xbt_new(int, block_count);
783 for(i=0;i<block_count;i++){
784 new_t->block_lengths[i]=block_lengths[i];
785 new_t->block_indices[i]=block_indices[i];
787 new_t->block_count = block_count;
788 smpi_datatype_use(old_type);
789 new_t->old_type = old_type;
790 new_t->size_oldtype = size_oldtype;
794 int smpi_datatype_indexed(int count, int* blocklens, int* indices, MPI_Datatype old_type, MPI_Datatype* new_type)
803 lb=indices[0]*smpi_datatype_get_extent(old_type);
804 ub=indices[0]*smpi_datatype_get_extent(old_type) + blocklens[0]*smpi_datatype_ub(old_type);
807 for(i=0; i< count; i++){
810 size += blocklens[i];
812 if(indices[i]*smpi_datatype_get_extent(old_type)+smpi_datatype_lb(old_type)<lb)
813 lb = indices[i]*smpi_datatype_get_extent(old_type)+smpi_datatype_lb(old_type);
814 if(indices[i]*smpi_datatype_get_extent(old_type)+blocklens[i]*smpi_datatype_ub(old_type)>ub)
815 ub = indices[i]*smpi_datatype_get_extent(old_type)+blocklens[i]*smpi_datatype_ub(old_type);
817 if ( (i< count -1) && (indices[i]+blocklens[i] != indices[i+1]) )contiguous=0;
819 if (old_type->sizeof_substruct != 0)
823 s_smpi_mpi_indexed_t* subtype = smpi_datatype_indexed_create( blocklens, indices, count, old_type,
824 smpi_datatype_size(old_type));
825 smpi_datatype_create(new_type, size * smpi_datatype_size(old_type),lb,ub,sizeof(s_smpi_mpi_indexed_t), subtype, DT_FLAG_DATA);
827 s_smpi_mpi_contiguous_t* subtype = smpi_datatype_contiguous_create( lb, size, old_type,
828 smpi_datatype_size(old_type));
829 smpi_datatype_create(new_type, size * smpi_datatype_size(old_type), lb, ub, sizeof(s_smpi_mpi_contiguous_t), subtype,
830 DT_FLAG_DATA|DT_FLAG_CONTIGUOUS);
835 /* Hindexed Implementation - Indexed with indices in bytes */
837 /* Copies noncontiguous data into contiguous memory.
838 * @param contiguous_hindexed - output hindexed
839 * @param noncontiguous_hindexed - input hindexed
840 * @param type - pointer contening :
841 * - block_lengths - the width or height of blocked matrix
842 * - block_indices - indices of each data, in bytes
843 * - count - the number of rows of matrix
845 void serialize_hindexed( const void *noncontiguous_hindexed, void *contiguous_hindexed, int count, void *type)
847 s_smpi_mpi_hindexed_t* type_c = (s_smpi_mpi_hindexed_t*)type;
849 char* contiguous_hindexed_char = (char*)contiguous_hindexed;
850 char* noncontiguous_hindexed_char = (char*)noncontiguous_hindexed+ type_c->block_indices[0];
851 for(j=0; j<count;j++){
852 for (i = 0; i < type_c->block_count; i++) {
853 if (type_c->old_type->sizeof_substruct == 0)
854 memcpy(contiguous_hindexed_char, noncontiguous_hindexed_char, type_c->block_lengths[i] * type_c->size_oldtype);
856 ((s_smpi_subtype_t*)type_c->old_type->substruct)->serialize( noncontiguous_hindexed_char,
857 contiguous_hindexed_char,
858 type_c->block_lengths[i],
859 type_c->old_type->substruct);
861 contiguous_hindexed_char += type_c->block_lengths[i]*type_c->size_oldtype;
862 if (i<type_c->block_count-1)
863 noncontiguous_hindexed_char = (char*)noncontiguous_hindexed + type_c->block_indices[i+1];
865 noncontiguous_hindexed_char += type_c->block_lengths[i]*smpi_datatype_get_extent(type_c->old_type);
867 noncontiguous_hindexed=(void*)noncontiguous_hindexed_char;
870 /* Copies contiguous data into noncontiguous memory.
871 * @param noncontiguous_hindexed - output hindexed
872 * @param contiguous_hindexed - input hindexed
873 * @param type - pointer contening :
874 * - block_lengths - the width or height of blocked matrix
875 * - block_indices - indices of each data, in bytes
876 * - count - the number of rows of matrix
878 void unserialize_hindexed( const void *contiguous_hindexed, void *noncontiguous_hindexed, int count, void *type,
881 s_smpi_mpi_hindexed_t* type_c = (s_smpi_mpi_hindexed_t*)type;
884 char* contiguous_hindexed_char = (char*)contiguous_hindexed;
885 char* noncontiguous_hindexed_char = (char*)noncontiguous_hindexed+ type_c->block_indices[0];
886 for(j=0; j<count;j++){
887 for (i = 0; i < type_c->block_count; i++) {
888 if (type_c->old_type->sizeof_substruct == 0)
889 smpi_op_apply(op, contiguous_hindexed_char, noncontiguous_hindexed_char, &type_c->block_lengths[i],
891 /*memcpy(noncontiguous_hindexed_char,contiguous_hindexed_char,type_c->block_lengths[i]*type_c->size_oldtype);*/
893 ((s_smpi_subtype_t*)type_c->old_type->substruct)->unserialize( contiguous_hindexed_char,
894 noncontiguous_hindexed_char,
895 type_c->block_lengths[i],
896 type_c->old_type->substruct, op);
898 contiguous_hindexed_char += type_c->block_lengths[i]*type_c->size_oldtype;
899 if (i<type_c->block_count-1)
900 noncontiguous_hindexed_char = (char*)noncontiguous_hindexed + type_c->block_indices[i+1];
902 noncontiguous_hindexed_char += type_c->block_lengths[i]*smpi_datatype_get_extent(type_c->old_type);
904 noncontiguous_hindexed=(void*)noncontiguous_hindexed_char;
908 void free_hindexed(MPI_Datatype* type){
909 if((*type)->in_use==0){
910 xbt_free(((s_smpi_mpi_hindexed_t *)(*type)->substruct)->block_lengths);
911 xbt_free(((s_smpi_mpi_hindexed_t *)(*type)->substruct)->block_indices);
913 smpi_datatype_unuse(((s_smpi_mpi_indexed_t *)(*type)->substruct)->old_type);
916 void use_hindexed(MPI_Datatype* type){
917 smpi_datatype_use(((s_smpi_mpi_hindexed_t *)(*type)->substruct)->old_type);
920 /* Create a Sub type hindexed to be able to serialize and unserialize it the structure s_smpi_mpi_hindexed_t is derived
921 * from s_smpi_subtype which required the functions unserialize and serialize
923 s_smpi_mpi_hindexed_t* smpi_datatype_hindexed_create( int* block_lengths, MPI_Aint* block_indices, int block_count,
924 MPI_Datatype old_type, int size_oldtype){
925 s_smpi_mpi_hindexed_t *new_t= xbt_new(s_smpi_mpi_hindexed_t,1);
926 new_t->base.serialize = &serialize_hindexed;
927 new_t->base.unserialize = &unserialize_hindexed;
928 new_t->base.subtype_free = &free_hindexed;
929 new_t->base.subtype_use = &use_hindexed;
930 new_t->block_lengths= xbt_new(int, block_count);
931 new_t->block_indices= xbt_new(MPI_Aint, block_count);
933 for(i=0;i<block_count;i++){
934 new_t->block_lengths[i]=block_lengths[i];
935 new_t->block_indices[i]=block_indices[i];
937 new_t->block_count = block_count;
938 new_t->old_type = old_type;
939 smpi_datatype_use(old_type);
940 new_t->size_oldtype = size_oldtype;
944 int smpi_datatype_hindexed(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype old_type, MPI_Datatype* new_type)
953 lb=indices[0] + smpi_datatype_lb(old_type);
954 ub=indices[0] + blocklens[0]*smpi_datatype_ub(old_type);
956 for(i=0; i< count; i++){
959 size += blocklens[i];
961 if(indices[i]+smpi_datatype_lb(old_type)<lb) lb = indices[i]+smpi_datatype_lb(old_type);
962 if(indices[i]+blocklens[i]*smpi_datatype_ub(old_type)>ub) ub = indices[i]+blocklens[i]*smpi_datatype_ub(old_type);
964 if ( (i< count -1) && (indices[i]+blocklens[i]*static_cast<int>(smpi_datatype_size(old_type)) != indices[i+1]) )
967 if (old_type->sizeof_substruct != 0 || lb!=0)
971 s_smpi_mpi_hindexed_t* subtype = smpi_datatype_hindexed_create( blocklens, indices, count, old_type,
972 smpi_datatype_size(old_type));
973 smpi_datatype_create(new_type, size * smpi_datatype_size(old_type), lb, ub ,sizeof(s_smpi_mpi_hindexed_t), subtype, DT_FLAG_DATA);
975 s_smpi_mpi_contiguous_t* subtype = smpi_datatype_contiguous_create(lb,size, old_type, smpi_datatype_size(old_type));
976 smpi_datatype_create(new_type, size * smpi_datatype_size(old_type), 0,size * smpi_datatype_size(old_type),
977 1, subtype, DT_FLAG_DATA|DT_FLAG_CONTIGUOUS);
983 /* struct Implementation - Indexed with indices in bytes */
985 /* Copies noncontiguous data into contiguous memory.
986 * @param contiguous_struct - output struct
987 * @param noncontiguous_struct - input struct
988 * @param type - pointer contening :
989 * - stride - stride of between noncontiguous data
990 * - block_length - the width or height of blocked matrix
991 * - count - the number of rows of matrix
993 void serialize_struct( const void *noncontiguous_struct, void *contiguous_struct, int count, void *type)
995 s_smpi_mpi_struct_t* type_c = (s_smpi_mpi_struct_t*)type;
997 char* contiguous_struct_char = (char*)contiguous_struct;
998 char* noncontiguous_struct_char = (char*)noncontiguous_struct+ type_c->block_indices[0];
999 for(j=0; j<count;j++){
1000 for (i = 0; i < type_c->block_count; i++) {
1001 if (type_c->old_types[i]->sizeof_substruct == 0)
1002 memcpy(contiguous_struct_char, noncontiguous_struct_char,
1003 type_c->block_lengths[i] * smpi_datatype_size(type_c->old_types[i]));
1005 ((s_smpi_subtype_t*)type_c->old_types[i]->substruct)->serialize( noncontiguous_struct_char,
1006 contiguous_struct_char,
1007 type_c->block_lengths[i],
1008 type_c->old_types[i]->substruct);
1011 contiguous_struct_char += type_c->block_lengths[i]*smpi_datatype_size(type_c->old_types[i]);
1012 if (i<type_c->block_count-1)
1013 noncontiguous_struct_char = (char*)noncontiguous_struct + type_c->block_indices[i+1];
1014 else //let's hope this is MPI_UB ?
1015 noncontiguous_struct_char += type_c->block_lengths[i]*smpi_datatype_get_extent(type_c->old_types[i]);
1017 noncontiguous_struct=(void*)noncontiguous_struct_char;
1021 /* Copies contiguous data into noncontiguous memory.
1022 * @param noncontiguous_struct - output struct
1023 * @param contiguous_struct - input struct
1024 * @param type - pointer contening :
1025 * - stride - stride of between noncontiguous data
1026 * - block_length - the width or height of blocked matrix
1027 * - count - the number of rows of matrix
1029 void unserialize_struct( const void *contiguous_struct, void *noncontiguous_struct, int count, void *type, MPI_Op op)
1031 s_smpi_mpi_struct_t* type_c = (s_smpi_mpi_struct_t*)type;
1034 char* contiguous_struct_char = (char*)contiguous_struct;
1035 char* noncontiguous_struct_char = (char*)noncontiguous_struct+ type_c->block_indices[0];
1036 for(j=0; j<count;j++){
1037 for (i = 0; i < type_c->block_count; i++) {
1038 if (type_c->old_types[i]->sizeof_substruct == 0)
1039 smpi_op_apply(op, contiguous_struct_char, noncontiguous_struct_char, &type_c->block_lengths[i],
1040 & type_c->old_types[i]);
1041 /*memcpy(noncontiguous_struct_char,
1042 contiguous_struct_char, type_c->block_lengths[i] * smpi_datatype_size(type_c->old_types[i]));*/
1044 ((s_smpi_subtype_t*)type_c->old_types[i]->substruct)->unserialize( contiguous_struct_char,
1045 noncontiguous_struct_char,
1046 type_c->block_lengths[i],
1047 type_c->old_types[i]->substruct, op);
1049 contiguous_struct_char += type_c->block_lengths[i]*smpi_datatype_size(type_c->old_types[i]);
1050 if (i<type_c->block_count-1)
1051 noncontiguous_struct_char = (char*)noncontiguous_struct + type_c->block_indices[i+1];
1053 noncontiguous_struct_char += type_c->block_lengths[i]*smpi_datatype_get_extent(type_c->old_types[i]);
1055 noncontiguous_struct=(void*)noncontiguous_struct_char;
1059 void free_struct(MPI_Datatype* type){
1061 for (i = 0; i < ((s_smpi_mpi_struct_t *)(*type)->substruct)->block_count; i++)
1062 smpi_datatype_unuse(((s_smpi_mpi_struct_t *)(*type)->substruct)->old_types[i]);
1063 if((*type)->in_use==0){
1064 xbt_free(((s_smpi_mpi_struct_t *)(*type)->substruct)->block_lengths);
1065 xbt_free(((s_smpi_mpi_struct_t *)(*type)->substruct)->block_indices);
1066 xbt_free(((s_smpi_mpi_struct_t *)(*type)->substruct)->old_types);
1070 void use_struct(MPI_Datatype* type){
1072 for (i = 0; i < ((s_smpi_mpi_struct_t *)(*type)->substruct)->block_count; i++)
1073 smpi_datatype_use(((s_smpi_mpi_struct_t *)(*type)->substruct)->old_types[i]);
1076 /* Create a Sub type struct to be able to serialize and unserialize it the structure s_smpi_mpi_struct_t is derived
1077 * from s_smpi_subtype which required the functions unserialize and serialize
1079 s_smpi_mpi_struct_t* smpi_datatype_struct_create( int* block_lengths, MPI_Aint* block_indices, int block_count,
1080 MPI_Datatype* old_types){
1081 s_smpi_mpi_struct_t *new_t= xbt_new(s_smpi_mpi_struct_t,1);
1082 new_t->base.serialize = &serialize_struct;
1083 new_t->base.unserialize = &unserialize_struct;
1084 new_t->base.subtype_free = &free_struct;
1085 new_t->base.subtype_use = &use_struct;
1086 new_t->block_lengths= xbt_new(int, block_count);
1087 new_t->block_indices= xbt_new(MPI_Aint, block_count);
1088 new_t->old_types= xbt_new(MPI_Datatype, block_count);
1090 for(i=0;i<block_count;i++){
1091 new_t->block_lengths[i]=block_lengths[i];
1092 new_t->block_indices[i]=block_indices[i];
1093 new_t->old_types[i]=old_types[i];
1094 smpi_datatype_use(new_t->old_types[i]);
1096 new_t->block_count = block_count;
1100 int smpi_datatype_struct(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype* old_types, MPI_Datatype* new_type)
1109 lb=indices[0] + smpi_datatype_lb(old_types[0]);
1110 ub=indices[0] + blocklens[0]*smpi_datatype_ub(old_types[0]);
1114 for(i=0; i< count; i++){
1117 if (old_types[i]->sizeof_substruct != 0)
1120 size += blocklens[i]*smpi_datatype_size(old_types[i]);
1121 if (old_types[i]==MPI_LB){
1125 if (old_types[i]==MPI_UB){
1130 if(!forced_lb && indices[i]+smpi_datatype_lb(old_types[i])<lb) lb = indices[i];
1131 if(!forced_ub && indices[i]+blocklens[i]*smpi_datatype_ub(old_types[i])>ub)
1132 ub = indices[i]+blocklens[i]*smpi_datatype_ub(old_types[i]);
1134 if ( (i< count -1) && (indices[i]+blocklens[i]*static_cast<int>(smpi_datatype_size(old_types[i])) != indices[i+1]) )
1139 s_smpi_mpi_struct_t* subtype = smpi_datatype_struct_create( blocklens, indices, count, old_types);
1141 smpi_datatype_create(new_type, size, lb, ub,sizeof(s_smpi_mpi_struct_t), subtype, DT_FLAG_DATA);
1143 s_smpi_mpi_contiguous_t* subtype = smpi_datatype_contiguous_create( lb, size, MPI_CHAR, 1);
1144 smpi_datatype_create(new_type, size, lb, ub,1, subtype, DT_FLAG_DATA|DT_FLAG_CONTIGUOUS);
1149 void smpi_datatype_commit(MPI_Datatype *datatype)
1151 (*datatype)->flags= ((*datatype)->flags | DT_FLAG_COMMITED);
1154 typedef struct s_smpi_mpi_op {
1155 MPI_User_function *func;
1159 #define MAX_OP(a, b) (b) = (a) < (b) ? (b) : (a)
1160 #define MIN_OP(a, b) (b) = (a) < (b) ? (a) : (b)
1161 #define SUM_OP(a, b) (b) += (a)
1162 #define PROD_OP(a, b) (b) *= (a)
1163 #define LAND_OP(a, b) (b) = (a) && (b)
1164 #define LOR_OP(a, b) (b) = (a) || (b)
1165 #define LXOR_OP(a, b) (b) = (!(a) && (b)) || ((a) && !(b))
1166 #define BAND_OP(a, b) (b) &= (a)
1167 #define BOR_OP(a, b) (b) |= (a)
1168 #define BXOR_OP(a, b) (b) ^= (a)
1169 #define MAXLOC_OP(a, b) (b) = (a.value) < (b.value) ? (b) : (a)
1170 #define MINLOC_OP(a, b) (b) = (a.value) < (b.value) ? (a) : (b)
1172 #define APPLY_FUNC(a, b, length, type, func) \
1175 type* x = (type*)(a); \
1176 type* y = (type*)(b); \
1177 for(i = 0; i < *(length); i++) { \
1182 static void max_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1184 if (*datatype == MPI_CHAR) {
1185 APPLY_FUNC(a, b, length, char, MAX_OP);
1186 } else if (*datatype == MPI_SHORT) {
1187 APPLY_FUNC(a, b, length, short, MAX_OP);
1188 } else if (*datatype == MPI_INT) {
1189 APPLY_FUNC(a, b, length, int, MAX_OP);
1190 } else if (*datatype == MPI_LONG) {
1191 APPLY_FUNC(a, b, length, long, MAX_OP);
1192 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1193 APPLY_FUNC(a, b, length, unsigned short, MAX_OP);
1194 } else if (*datatype == MPI_UNSIGNED) {
1195 APPLY_FUNC(a, b, length, unsigned int, MAX_OP);
1196 } else if (*datatype == MPI_UNSIGNED_LONG) {
1197 APPLY_FUNC(a, b, length, unsigned long, MAX_OP);
1198 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1199 APPLY_FUNC(a, b, length, unsigned char, MAX_OP);
1200 } else if (*datatype == MPI_FLOAT) {
1201 APPLY_FUNC(a, b, length, float, MAX_OP);
1202 } else if (*datatype == MPI_DOUBLE) {
1203 APPLY_FUNC(a, b, length, double, MAX_OP);
1204 } else if (*datatype == MPI_LONG_DOUBLE) {
1205 APPLY_FUNC(a, b, length, long double, MAX_OP);
1209 static void min_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1211 if (*datatype == MPI_CHAR) {
1212 APPLY_FUNC(a, b, length, char, MIN_OP);
1213 } else if (*datatype == MPI_SHORT) {
1214 APPLY_FUNC(a, b, length, short, MIN_OP);
1215 } else if (*datatype == MPI_INT) {
1216 APPLY_FUNC(a, b, length, int, MIN_OP);
1217 } else if (*datatype == MPI_LONG) {
1218 APPLY_FUNC(a, b, length, long, MIN_OP);
1219 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1220 APPLY_FUNC(a, b, length, unsigned short, MIN_OP);
1221 } else if (*datatype == MPI_UNSIGNED) {
1222 APPLY_FUNC(a, b, length, unsigned int, MIN_OP);
1223 } else if (*datatype == MPI_UNSIGNED_LONG) {
1224 APPLY_FUNC(a, b, length, unsigned long, MIN_OP);
1225 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1226 APPLY_FUNC(a, b, length, unsigned char, MIN_OP);
1227 } else if (*datatype == MPI_FLOAT) {
1228 APPLY_FUNC(a, b, length, float, MIN_OP);
1229 } else if (*datatype == MPI_DOUBLE) {
1230 APPLY_FUNC(a, b, length, double, MIN_OP);
1231 } else if (*datatype == MPI_LONG_DOUBLE) {
1232 APPLY_FUNC(a, b, length, long double, MIN_OP);
1236 static void sum_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1238 if (*datatype == MPI_CHAR) {
1239 APPLY_FUNC(a, b, length, char, SUM_OP);
1240 } else if (*datatype == MPI_SHORT) {
1241 APPLY_FUNC(a, b, length, short, SUM_OP);
1242 } else if (*datatype == MPI_INT) {
1243 APPLY_FUNC(a, b, length, int, SUM_OP);
1244 } else if (*datatype == MPI_LONG) {
1245 APPLY_FUNC(a, b, length, long, SUM_OP);
1246 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1247 APPLY_FUNC(a, b, length, unsigned short, SUM_OP);
1248 } else if (*datatype == MPI_UNSIGNED) {
1249 APPLY_FUNC(a, b, length, unsigned int, SUM_OP);
1250 } else if (*datatype == MPI_UNSIGNED_LONG) {
1251 APPLY_FUNC(a, b, length, unsigned long, SUM_OP);
1252 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1253 APPLY_FUNC(a, b, length, unsigned char, SUM_OP);
1254 } else if (*datatype == MPI_FLOAT) {
1255 APPLY_FUNC(a, b, length, float, SUM_OP);
1256 } else if (*datatype == MPI_DOUBLE) {
1257 APPLY_FUNC(a, b, length, double, SUM_OP);
1258 } else if (*datatype == MPI_LONG_DOUBLE) {
1259 APPLY_FUNC(a, b, length, long double, SUM_OP);
1260 } else if (*datatype == MPI_C_FLOAT_COMPLEX) {
1261 APPLY_FUNC(a, b, length, float _Complex, SUM_OP);
1262 } else if (*datatype == MPI_C_DOUBLE_COMPLEX) {
1263 APPLY_FUNC(a, b, length, double _Complex, SUM_OP);
1264 } else if (*datatype == MPI_C_LONG_DOUBLE_COMPLEX) {
1265 APPLY_FUNC(a, b, length, long double _Complex, SUM_OP);
1269 static void prod_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1271 if (*datatype == MPI_CHAR) {
1272 APPLY_FUNC(a, b, length, char, PROD_OP);
1273 } else if (*datatype == MPI_SHORT) {
1274 APPLY_FUNC(a, b, length, short, PROD_OP);
1275 } else if (*datatype == MPI_INT) {
1276 APPLY_FUNC(a, b, length, int, PROD_OP);
1277 } else if (*datatype == MPI_LONG) {
1278 APPLY_FUNC(a, b, length, long, PROD_OP);
1279 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1280 APPLY_FUNC(a, b, length, unsigned short, PROD_OP);
1281 } else if (*datatype == MPI_UNSIGNED) {
1282 APPLY_FUNC(a, b, length, unsigned int, PROD_OP);
1283 } else if (*datatype == MPI_UNSIGNED_LONG) {
1284 APPLY_FUNC(a, b, length, unsigned long, PROD_OP);
1285 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1286 APPLY_FUNC(a, b, length, unsigned char, PROD_OP);
1287 } else if (*datatype == MPI_FLOAT) {
1288 APPLY_FUNC(a, b, length, float, PROD_OP);
1289 } else if (*datatype == MPI_DOUBLE) {
1290 APPLY_FUNC(a, b, length, double, PROD_OP);
1291 } else if (*datatype == MPI_LONG_DOUBLE) {
1292 APPLY_FUNC(a, b, length, long double, PROD_OP);
1293 } else if (*datatype == MPI_C_FLOAT_COMPLEX) {
1294 APPLY_FUNC(a, b, length, float _Complex, PROD_OP);
1295 } else if (*datatype == MPI_C_DOUBLE_COMPLEX) {
1296 APPLY_FUNC(a, b, length, double _Complex, PROD_OP);
1297 } else if (*datatype == MPI_C_LONG_DOUBLE_COMPLEX) {
1298 APPLY_FUNC(a, b, length, long double _Complex, PROD_OP);
1302 static void land_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1304 if (*datatype == MPI_CHAR) {
1305 APPLY_FUNC(a, b, length, char, LAND_OP);
1306 } else if (*datatype == MPI_SHORT) {
1307 APPLY_FUNC(a, b, length, short, LAND_OP);
1308 } else if (*datatype == MPI_INT) {
1309 APPLY_FUNC(a, b, length, int, LAND_OP);
1310 } else if (*datatype == MPI_LONG) {
1311 APPLY_FUNC(a, b, length, long, LAND_OP);
1312 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1313 APPLY_FUNC(a, b, length, unsigned short, LAND_OP);
1314 } else if (*datatype == MPI_UNSIGNED) {
1315 APPLY_FUNC(a, b, length, unsigned int, LAND_OP);
1316 } else if (*datatype == MPI_UNSIGNED_LONG) {
1317 APPLY_FUNC(a, b, length, unsigned long, LAND_OP);
1318 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1319 APPLY_FUNC(a, b, length, unsigned char, LAND_OP);
1320 } else if (*datatype == MPI_C_BOOL) {
1321 APPLY_FUNC(a, b, length, bool, LAND_OP);
1325 static void lor_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1327 if (*datatype == MPI_CHAR) {
1328 APPLY_FUNC(a, b, length, char, LOR_OP);
1329 } else if (*datatype == MPI_SHORT) {
1330 APPLY_FUNC(a, b, length, short, LOR_OP);
1331 } else if (*datatype == MPI_INT) {
1332 APPLY_FUNC(a, b, length, int, LOR_OP);
1333 } else if (*datatype == MPI_LONG) {
1334 APPLY_FUNC(a, b, length, long, LOR_OP);
1335 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1336 APPLY_FUNC(a, b, length, unsigned short, LOR_OP);
1337 } else if (*datatype == MPI_UNSIGNED) {
1338 APPLY_FUNC(a, b, length, unsigned int, LOR_OP);
1339 } else if (*datatype == MPI_UNSIGNED_LONG) {
1340 APPLY_FUNC(a, b, length, unsigned long, LOR_OP);
1341 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1342 APPLY_FUNC(a, b, length, unsigned char, LOR_OP);
1343 } else if (*datatype == MPI_C_BOOL) {
1344 APPLY_FUNC(a, b, length, bool, LOR_OP);
1348 static void lxor_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1350 if (*datatype == MPI_CHAR) {
1351 APPLY_FUNC(a, b, length, char, LXOR_OP);
1352 } else if (*datatype == MPI_SHORT) {
1353 APPLY_FUNC(a, b, length, short, LXOR_OP);
1354 } else if (*datatype == MPI_INT) {
1355 APPLY_FUNC(a, b, length, int, LXOR_OP);
1356 } else if (*datatype == MPI_LONG) {
1357 APPLY_FUNC(a, b, length, long, LXOR_OP);
1358 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1359 APPLY_FUNC(a, b, length, unsigned short, LXOR_OP);
1360 } else if (*datatype == MPI_UNSIGNED) {
1361 APPLY_FUNC(a, b, length, unsigned int, LXOR_OP);
1362 } else if (*datatype == MPI_UNSIGNED_LONG) {
1363 APPLY_FUNC(a, b, length, unsigned long, LXOR_OP);
1364 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1365 APPLY_FUNC(a, b, length, unsigned char, LXOR_OP);
1366 } else if (*datatype == MPI_C_BOOL) {
1367 APPLY_FUNC(a, b, length, bool, LXOR_OP);
1371 static void band_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1373 if (*datatype == MPI_CHAR) {
1374 APPLY_FUNC(a, b, length, char, BAND_OP);
1375 }else if (*datatype == MPI_SHORT) {
1376 APPLY_FUNC(a, b, length, short, BAND_OP);
1377 } else if (*datatype == MPI_INT) {
1378 APPLY_FUNC(a, b, length, int, BAND_OP);
1379 } else if (*datatype == MPI_LONG) {
1380 APPLY_FUNC(a, b, length, long, BAND_OP);
1381 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1382 APPLY_FUNC(a, b, length, unsigned short, BAND_OP);
1383 } else if (*datatype == MPI_UNSIGNED) {
1384 APPLY_FUNC(a, b, length, unsigned int, BAND_OP);
1385 } else if (*datatype == MPI_UNSIGNED_LONG) {
1386 APPLY_FUNC(a, b, length, unsigned long, BAND_OP);
1387 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1388 APPLY_FUNC(a, b, length, unsigned char, BAND_OP);
1389 } else if (*datatype == MPI_BYTE) {
1390 APPLY_FUNC(a, b, length, uint8_t, BAND_OP);
1394 static void bor_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1396 if (*datatype == MPI_CHAR) {
1397 APPLY_FUNC(a, b, length, char, BOR_OP);
1398 } else if (*datatype == MPI_SHORT) {
1399 APPLY_FUNC(a, b, length, short, BOR_OP);
1400 } else if (*datatype == MPI_INT) {
1401 APPLY_FUNC(a, b, length, int, BOR_OP);
1402 } else if (*datatype == MPI_LONG) {
1403 APPLY_FUNC(a, b, length, long, BOR_OP);
1404 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1405 APPLY_FUNC(a, b, length, unsigned short, BOR_OP);
1406 } else if (*datatype == MPI_UNSIGNED) {
1407 APPLY_FUNC(a, b, length, unsigned int, BOR_OP);
1408 } else if (*datatype == MPI_UNSIGNED_LONG) {
1409 APPLY_FUNC(a, b, length, unsigned long, BOR_OP);
1410 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1411 APPLY_FUNC(a, b, length, unsigned char, BOR_OP);
1412 } else if (*datatype == MPI_BYTE) {
1413 APPLY_FUNC(a, b, length, uint8_t, BOR_OP);
1417 static void bxor_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1419 if (*datatype == MPI_CHAR) {
1420 APPLY_FUNC(a, b, length, char, BXOR_OP);
1421 } else if (*datatype == MPI_SHORT) {
1422 APPLY_FUNC(a, b, length, short, BXOR_OP);
1423 } else if (*datatype == MPI_INT) {
1424 APPLY_FUNC(a, b, length, int, BXOR_OP);
1425 } else if (*datatype == MPI_LONG) {
1426 APPLY_FUNC(a, b, length, long, BXOR_OP);
1427 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1428 APPLY_FUNC(a, b, length, unsigned short, BXOR_OP);
1429 } else if (*datatype == MPI_UNSIGNED) {
1430 APPLY_FUNC(a, b, length, unsigned int, BXOR_OP);
1431 } else if (*datatype == MPI_UNSIGNED_LONG) {
1432 APPLY_FUNC(a, b, length, unsigned long, BXOR_OP);
1433 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1434 APPLY_FUNC(a, b, length, unsigned char, BXOR_OP);
1435 } else if (*datatype == MPI_BYTE) {
1436 APPLY_FUNC(a, b, length, uint8_t, BXOR_OP);
1440 static void minloc_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1442 if (*datatype == MPI_FLOAT_INT) {
1443 APPLY_FUNC(a, b, length, float_int, MINLOC_OP);
1444 } else if (*datatype == MPI_LONG_INT) {
1445 APPLY_FUNC(a, b, length, long_int, MINLOC_OP);
1446 } else if (*datatype == MPI_DOUBLE_INT) {
1447 APPLY_FUNC(a, b, length, double_int, MINLOC_OP);
1448 } else if (*datatype == MPI_SHORT_INT) {
1449 APPLY_FUNC(a, b, length, short_int, MINLOC_OP);
1450 } else if (*datatype == MPI_2LONG) {
1451 APPLY_FUNC(a, b, length, long_long, MINLOC_OP);
1452 } else if (*datatype == MPI_2INT) {
1453 APPLY_FUNC(a, b, length, int_int, MINLOC_OP);
1454 } else if (*datatype == MPI_LONG_DOUBLE_INT) {
1455 APPLY_FUNC(a, b, length, long_double_int, MINLOC_OP);
1456 } else if (*datatype == MPI_2FLOAT) {
1457 APPLY_FUNC(a, b, length, float_float, MINLOC_OP);
1458 } else if (*datatype == MPI_2DOUBLE) {
1459 APPLY_FUNC(a, b, length, double_double, MINLOC_OP);
1463 static void maxloc_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1465 if (*datatype == MPI_FLOAT_INT) {
1466 APPLY_FUNC(a, b, length, float_int, MAXLOC_OP);
1467 } else if (*datatype == MPI_LONG_INT) {
1468 APPLY_FUNC(a, b, length, long_int, MAXLOC_OP);
1469 } else if (*datatype == MPI_DOUBLE_INT) {
1470 APPLY_FUNC(a, b, length, double_int, MAXLOC_OP);
1471 } else if (*datatype == MPI_SHORT_INT) {
1472 APPLY_FUNC(a, b, length, short_int, MAXLOC_OP);
1473 } else if (*datatype == MPI_2LONG) {
1474 APPLY_FUNC(a, b, length, long_long, MAXLOC_OP);
1475 } else if (*datatype == MPI_2INT) {
1476 APPLY_FUNC(a, b, length, int_int, MAXLOC_OP);
1477 } else if (*datatype == MPI_LONG_DOUBLE_INT) {
1478 APPLY_FUNC(a, b, length, long_double_int, MAXLOC_OP);
1479 } else if (*datatype == MPI_2FLOAT) {
1480 APPLY_FUNC(a, b, length, float_float, MAXLOC_OP);
1481 } else if (*datatype == MPI_2DOUBLE) {
1482 APPLY_FUNC(a, b, length, double_double, MAXLOC_OP);
1486 static void replace_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1488 memcpy(b, a, *length * smpi_datatype_size(*datatype));
1491 #define CREATE_MPI_OP(name, func) \
1492 static s_smpi_mpi_op_t mpi_##name = { &(func) /* func */, true }; \
1493 MPI_Op name = &mpi_##name;
1495 CREATE_MPI_OP(MPI_MAX, max_func);
1496 CREATE_MPI_OP(MPI_MIN, min_func);
1497 CREATE_MPI_OP(MPI_SUM, sum_func);
1498 CREATE_MPI_OP(MPI_PROD, prod_func);
1499 CREATE_MPI_OP(MPI_LAND, land_func);
1500 CREATE_MPI_OP(MPI_LOR, lor_func);
1501 CREATE_MPI_OP(MPI_LXOR, lxor_func);
1502 CREATE_MPI_OP(MPI_BAND, band_func);
1503 CREATE_MPI_OP(MPI_BOR, bor_func);
1504 CREATE_MPI_OP(MPI_BXOR, bxor_func);
1505 CREATE_MPI_OP(MPI_MAXLOC, maxloc_func);
1506 CREATE_MPI_OP(MPI_MINLOC, minloc_func);
1507 CREATE_MPI_OP(MPI_REPLACE, replace_func);
1509 MPI_Op smpi_op_new(MPI_User_function * function, int commute)
1512 op = xbt_new(s_smpi_mpi_op_t, 1);
1513 op->func = function;
1514 op-> is_commute = commute;
1518 int smpi_op_is_commute(MPI_Op op)
1520 return (op==MPI_OP_NULL) ? 1 : op-> is_commute;
1523 void smpi_op_destroy(MPI_Op op)
1528 void smpi_op_apply(MPI_Op op, void *invec, void *inoutvec, int *len, MPI_Datatype * datatype)
1533 if(smpi_privatize_global_variables){//we need to switch as the called function may silently touch global variables
1534 XBT_DEBUG("Applying operation, switch to the right data frame ");
1535 smpi_switch_data_segment(smpi_process_index());
1538 if(!smpi_process_get_replaying())
1539 op->func(invec, inoutvec, len, datatype);
1542 int smpi_type_attr_delete(MPI_Datatype type, int keyval){
1543 smpi_type_key_elem elem =
1544 static_cast<smpi_type_key_elem>(xbt_dict_get_or_null_ext(smpi_type_keyvals, (const char*)&keyval, sizeof(int)));
1547 if(elem->delete_fn!=MPI_NULL_DELETE_FN){
1550 if(smpi_type_attr_get(type, keyval, &value, &flag)==MPI_SUCCESS){
1551 int ret = elem->delete_fn(type, keyval, value, &flag);
1552 if(ret!=MPI_SUCCESS) return ret;
1555 if(type->attributes==NULL)
1558 xbt_dict_remove_ext(type->attributes, (const char*)&keyval, sizeof(int));
1562 int smpi_type_attr_get(MPI_Datatype type, int keyval, void* attr_value, int* flag){
1563 smpi_type_key_elem elem =
1564 static_cast<smpi_type_key_elem>(xbt_dict_get_or_null_ext(smpi_type_keyvals, (const char*)&keyval, sizeof(int)));
1568 if(type->attributes==NULL){
1573 *(void**)attr_value = xbt_dict_get_ext(type->attributes, (const char*)&keyval, sizeof(int));
1583 int smpi_type_attr_put(MPI_Datatype type, int keyval, void* attr_value){
1584 if(!smpi_type_keyvals)
1585 smpi_type_keyvals = xbt_dict_new();
1586 smpi_type_key_elem elem =
1587 static_cast<smpi_type_key_elem>(xbt_dict_get_or_null_ext(smpi_type_keyvals, (const char*)&keyval, sizeof(int)));
1592 smpi_type_attr_get(type, keyval, &value, &flag);
1593 if(flag && elem->delete_fn!=MPI_NULL_DELETE_FN){
1594 int ret = elem->delete_fn(type, keyval, value, &flag);
1595 if(ret!=MPI_SUCCESS) return ret;
1597 if(type->attributes==NULL)
1598 type->attributes=xbt_dict_new();
1600 xbt_dict_set_ext(type->attributes, (const char*)&keyval, sizeof(int), attr_value, NULL);
1604 int smpi_type_keyval_create(MPI_Type_copy_attr_function* copy_fn, MPI_Type_delete_attr_function* delete_fn, int* keyval,
1606 if(!smpi_type_keyvals)
1607 smpi_type_keyvals = xbt_dict_new();
1609 smpi_type_key_elem value = (smpi_type_key_elem) xbt_new0(s_smpi_mpi_type_key_elem_t,1);
1611 value->copy_fn=copy_fn;
1612 value->delete_fn=delete_fn;
1614 *keyval = type_keyval_id;
1615 xbt_dict_set_ext(smpi_type_keyvals,(const char*)keyval, sizeof(int),(void*)value, NULL);
1620 int smpi_type_keyval_free(int* keyval){
1621 smpi_type_key_elem elem =
1622 static_cast<smpi_type_key_elem>(xbt_dict_get_or_null_ext(smpi_type_keyvals, (const char*)keyval, sizeof(int)));
1626 xbt_dict_remove_ext(smpi_type_keyvals, (const char*)keyval, sizeof(int));
1631 int smpi_mpi_pack(void* inbuf, int incount, MPI_Datatype type, void* outbuf, int outcount, int* position,MPI_Comm comm){
1632 size_t size = smpi_datatype_size(type);
1633 if (outcount - *position < incount*static_cast<int>(size))
1634 return MPI_ERR_BUFFER;
1635 smpi_datatype_copy(inbuf, incount, type, (char*)outbuf + *position, outcount, MPI_CHAR);
1636 *position += incount * size;
1640 int smpi_mpi_unpack(void* inbuf, int insize, int* position, void* outbuf, int outcount, MPI_Datatype type,MPI_Comm comm){
1641 int size = static_cast<int>(smpi_datatype_size(type));
1642 if (outcount*size> insize)
1643 return MPI_ERR_BUFFER;
1644 smpi_datatype_copy((char*)inbuf + *position, insize, MPI_CHAR, outbuf, outcount, type);
1645 *position += outcount * size;