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 if(block_count==0)return NULL;
502 s_smpi_mpi_contiguous_t *new_t= xbt_new(s_smpi_mpi_contiguous_t,1);
503 new_t->base.serialize = &serialize_contiguous;
504 new_t->base.unserialize = &unserialize_contiguous;
505 new_t->base.subtype_free = &free_contiguous;
506 new_t->base.subtype_use = &use_contiguous;
508 new_t->block_count = block_count;
509 new_t->old_type = old_type;
510 smpi_datatype_use(old_type);
511 new_t->size_oldtype = size_oldtype;
512 smpi_datatype_use(old_type);
516 int smpi_datatype_contiguous(int count, MPI_Datatype old_type, MPI_Datatype* new_type, MPI_Aint lb)
519 if(old_type->sizeof_substruct){
520 //handle this case as a hvector with stride equals to the extent of the datatype
521 return smpi_datatype_hvector(count, 1, smpi_datatype_get_extent(old_type), old_type, new_type);
524 s_smpi_mpi_contiguous_t* subtype = smpi_datatype_contiguous_create( lb, count, old_type,smpi_datatype_size(old_type));
526 smpi_datatype_create(new_type, count * smpi_datatype_size(old_type),lb,lb + count * smpi_datatype_size(old_type),
527 sizeof(s_smpi_mpi_contiguous_t),subtype, DT_FLAG_CONTIGUOUS);
532 int smpi_datatype_vector(int count, int blocklen, int stride, MPI_Datatype old_type, MPI_Datatype* new_type)
535 if (blocklen<0) return MPI_ERR_ARG;
539 lb=smpi_datatype_lb(old_type);
540 ub=((count-1)*stride+blocklen-1)*smpi_datatype_get_extent(old_type)+smpi_datatype_ub(old_type);
542 if(old_type->sizeof_substruct || stride != blocklen){
544 s_smpi_mpi_vector_t* subtype = smpi_datatype_vector_create(stride, blocklen, count, old_type,
545 smpi_datatype_size(old_type));
546 smpi_datatype_create(new_type, count * (blocklen) * smpi_datatype_size(old_type), lb, ub, sizeof(s_smpi_mpi_vector_t), subtype,
550 /* in this situation the data are contignous thus it's not required to serialize and unserialize it*/
551 smpi_datatype_create(new_type, count * blocklen * smpi_datatype_size(old_type), 0, ((count -1) * stride + blocklen)*
552 smpi_datatype_size(old_type), 0, NULL, DT_FLAG_VECTOR|DT_FLAG_CONTIGUOUS);
558 void free_vector(MPI_Datatype* d){
559 smpi_datatype_unuse(((s_smpi_mpi_indexed_t *)(*d)->substruct)->old_type);
562 void use_vector(MPI_Datatype* d){
563 smpi_datatype_use(((s_smpi_mpi_indexed_t *)(*d)->substruct)->old_type);
566 /* Hvector Implementation - Vector with stride in bytes */
568 /* Copies noncontiguous data into contiguous memory.
569 * @param contiguous_hvector - output hvector
570 * @param noncontiguous_hvector - input hvector
571 * @param type - pointer contening :
572 * - stride - stride of between noncontiguous data, in bytes
573 * - block_length - the width or height of blocked matrix
574 * - count - the number of rows of matrix
576 void serialize_hvector( const void *noncontiguous_hvector, void *contiguous_hvector, int count, void *type)
578 s_smpi_mpi_hvector_t* type_c = (s_smpi_mpi_hvector_t*)type;
580 char* contiguous_vector_char = (char*)contiguous_hvector;
581 char* noncontiguous_vector_char = (char*)noncontiguous_hvector;
583 for (i = 0; i < type_c->block_count * count; i++) {
584 if (type_c->old_type->sizeof_substruct == 0)
585 memcpy(contiguous_vector_char, noncontiguous_vector_char, type_c->block_length * type_c->size_oldtype);
587 ((s_smpi_subtype_t*)type_c->old_type->substruct)->serialize( noncontiguous_vector_char,
588 contiguous_vector_char,
589 type_c->block_length, type_c->old_type->substruct);
591 contiguous_vector_char += type_c->block_length*type_c->size_oldtype;
592 if((i+1)%type_c->block_count ==0)
593 noncontiguous_vector_char += type_c->block_length*type_c->size_oldtype;
595 noncontiguous_vector_char += type_c->block_stride;
598 /* Copies contiguous data into noncontiguous memory.
599 * @param noncontiguous_vector - output hvector
600 * @param contiguous_vector - input hvector
601 * @param type - pointer contening :
602 * - stride - stride of between noncontiguous data, in bytes
603 * - block_length - the width or height of blocked matrix
604 * - count - the number of rows of matrix
606 void unserialize_hvector( const void *contiguous_vector, void *noncontiguous_vector, int count, void *type, MPI_Op op)
608 s_smpi_mpi_hvector_t* type_c = (s_smpi_mpi_hvector_t*)type;
611 char* contiguous_vector_char = (char*)contiguous_vector;
612 char* noncontiguous_vector_char = (char*)noncontiguous_vector;
614 for (i = 0; i < type_c->block_count * count; i++) {
615 if (type_c->old_type->sizeof_substruct == 0)
616 smpi_op_apply(op, contiguous_vector_char, noncontiguous_vector_char, &type_c->block_length, &type_c->old_type);
617 /*memcpy(noncontiguous_vector_char,
618 contiguous_vector_char, type_c->block_length * type_c->size_oldtype);*/
620 ((s_smpi_subtype_t*)type_c->old_type->substruct)->unserialize( contiguous_vector_char, noncontiguous_vector_char,
621 type_c->block_length, type_c->old_type->substruct,
623 contiguous_vector_char += type_c->block_length*type_c->size_oldtype;
624 if((i+1)%type_c->block_count ==0)
625 noncontiguous_vector_char += type_c->block_length*type_c->size_oldtype;
627 noncontiguous_vector_char += type_c->block_stride;
631 /* Create a Sub type vector to be able to serialize and unserialize it the structure s_smpi_mpi_vector_t is derived
632 * from s_smpi_subtype which required the functions unserialize and serialize
635 s_smpi_mpi_hvector_t* smpi_datatype_hvector_create( MPI_Aint block_stride, int block_length, int block_count,
636 MPI_Datatype old_type, int size_oldtype){
637 s_smpi_mpi_hvector_t *new_t= xbt_new(s_smpi_mpi_hvector_t,1);
638 new_t->base.serialize = &serialize_hvector;
639 new_t->base.unserialize = &unserialize_hvector;
640 new_t->base.subtype_free = &free_hvector;
641 new_t->base.subtype_use = &use_hvector;
642 new_t->block_stride = block_stride;
643 new_t->block_length = block_length;
644 new_t->block_count = block_count;
645 new_t->old_type = old_type;
646 new_t->size_oldtype = size_oldtype;
647 smpi_datatype_use(old_type);
651 //do nothing for vector types
652 void free_hvector(MPI_Datatype* d){
653 smpi_datatype_unuse(((s_smpi_mpi_hvector_t *)(*d)->substruct)->old_type);
656 void use_hvector(MPI_Datatype* d){
657 smpi_datatype_use(((s_smpi_mpi_hvector_t *)(*d)->substruct)->old_type);
660 int smpi_datatype_hvector(int count, int blocklen, MPI_Aint stride, MPI_Datatype old_type, MPI_Datatype* new_type)
663 if (blocklen<0) return MPI_ERR_ARG;
667 lb=smpi_datatype_lb(old_type);
668 ub=((count-1)*stride)+(blocklen-1)*smpi_datatype_get_extent(old_type)+smpi_datatype_ub(old_type);
670 if(old_type->sizeof_substruct || stride != blocklen*smpi_datatype_get_extent(old_type)){
671 s_smpi_mpi_hvector_t* subtype = smpi_datatype_hvector_create( stride, blocklen, count, old_type,
672 smpi_datatype_size(old_type));
674 smpi_datatype_create(new_type, count * blocklen * smpi_datatype_size(old_type), lb,ub, sizeof(s_smpi_mpi_hvector_t), subtype, DT_FLAG_VECTOR);
677 smpi_datatype_create(new_type, count * blocklen * smpi_datatype_size(old_type),0,count * blocklen *
678 smpi_datatype_size(old_type), 0, NULL, DT_FLAG_VECTOR|DT_FLAG_CONTIGUOUS);
684 /* Indexed Implementation */
686 /* Copies noncontiguous data into contiguous memory.
687 * @param contiguous_indexed - output indexed
688 * @param noncontiguous_indexed - input indexed
689 * @param type - pointer contening :
690 * - block_lengths - the width or height of blocked matrix
691 * - block_indices - indices of each data, in element
692 * - count - the number of rows of matrix
694 void serialize_indexed( const void *noncontiguous_indexed, void *contiguous_indexed, int count, void *type)
696 s_smpi_mpi_indexed_t* type_c = (s_smpi_mpi_indexed_t*)type;
698 char* contiguous_indexed_char = (char*)contiguous_indexed;
699 char* noncontiguous_indexed_char = (char*)noncontiguous_indexed+type_c->block_indices[0] * type_c->size_oldtype;
700 for(j=0; j<count;j++){
701 for (i = 0; i < type_c->block_count; i++) {
702 if (type_c->old_type->sizeof_substruct == 0)
703 memcpy(contiguous_indexed_char, noncontiguous_indexed_char, type_c->block_lengths[i] * type_c->size_oldtype);
705 ((s_smpi_subtype_t*)type_c->old_type->substruct)->serialize( noncontiguous_indexed_char,
706 contiguous_indexed_char,
707 type_c->block_lengths[i],
708 type_c->old_type->substruct);
710 contiguous_indexed_char += type_c->block_lengths[i]*type_c->size_oldtype;
711 if (i<type_c->block_count-1)
712 noncontiguous_indexed_char =
713 (char*)noncontiguous_indexed + type_c->block_indices[i+1]*smpi_datatype_get_extent(type_c->old_type);
715 noncontiguous_indexed_char += type_c->block_lengths[i]*smpi_datatype_get_extent(type_c->old_type);
717 noncontiguous_indexed=(void*)noncontiguous_indexed_char;
720 /* Copies contiguous data into noncontiguous memory.
721 * @param noncontiguous_indexed - output indexed
722 * @param contiguous_indexed - input indexed
723 * @param type - pointer contening :
724 * - block_lengths - the width or height of blocked matrix
725 * - block_indices - indices of each data, in element
726 * - count - the number of rows of matrix
728 void unserialize_indexed( const void *contiguous_indexed, void *noncontiguous_indexed, int count, void *type, MPI_Op op)
730 s_smpi_mpi_indexed_t* type_c = (s_smpi_mpi_indexed_t*)type;
732 char* contiguous_indexed_char = (char*)contiguous_indexed;
733 char* noncontiguous_indexed_char =
734 (char*)noncontiguous_indexed+type_c->block_indices[0]*smpi_datatype_get_extent(type_c->old_type);
735 for(j=0; j<count;j++){
736 for (i = 0; i < type_c->block_count; i++) {
737 if (type_c->old_type->sizeof_substruct == 0)
738 smpi_op_apply(op, contiguous_indexed_char, noncontiguous_indexed_char, &type_c->block_lengths[i],
740 /*memcpy(noncontiguous_indexed_char ,
741 contiguous_indexed_char, type_c->block_lengths[i] * type_c->size_oldtype);*/
743 ((s_smpi_subtype_t*)type_c->old_type->substruct)->unserialize( contiguous_indexed_char,
744 noncontiguous_indexed_char,
745 type_c->block_lengths[i],
746 type_c->old_type->substruct, op);
748 contiguous_indexed_char += type_c->block_lengths[i]*type_c->size_oldtype;
749 if (i<type_c->block_count-1)
750 noncontiguous_indexed_char =
751 (char*)noncontiguous_indexed + type_c->block_indices[i+1]*smpi_datatype_get_extent(type_c->old_type);
753 noncontiguous_indexed_char += type_c->block_lengths[i]*smpi_datatype_get_extent(type_c->old_type);
755 noncontiguous_indexed=(void*)noncontiguous_indexed_char;
759 void free_indexed(MPI_Datatype* type){
760 if((*type)->in_use==0){
761 xbt_free(((s_smpi_mpi_indexed_t *)(*type)->substruct)->block_lengths);
762 xbt_free(((s_smpi_mpi_indexed_t *)(*type)->substruct)->block_indices);
764 smpi_datatype_unuse(((s_smpi_mpi_indexed_t *)(*type)->substruct)->old_type);
767 void use_indexed(MPI_Datatype* type){
768 smpi_datatype_use(((s_smpi_mpi_indexed_t *)(*type)->substruct)->old_type);
772 /* Create a Sub type indexed to be able to serialize and unserialize it the structure s_smpi_mpi_indexed_t is derived
773 * from s_smpi_subtype which required the functions unserialize and serialize */
774 s_smpi_mpi_indexed_t* smpi_datatype_indexed_create( int* block_lengths, int* block_indices, int block_count,
775 MPI_Datatype old_type, int size_oldtype){
776 s_smpi_mpi_indexed_t *new_t= xbt_new(s_smpi_mpi_indexed_t,1);
777 new_t->base.serialize = &serialize_indexed;
778 new_t->base.unserialize = &unserialize_indexed;
779 new_t->base.subtype_free = &free_indexed;
780 new_t->base.subtype_use = &use_indexed;
781 new_t->block_lengths= xbt_new(int, block_count);
782 new_t->block_indices= xbt_new(int, block_count);
784 for(i=0;i<block_count;i++){
785 new_t->block_lengths[i]=block_lengths[i];
786 new_t->block_indices[i]=block_indices[i];
788 new_t->block_count = block_count;
789 smpi_datatype_use(old_type);
790 new_t->old_type = old_type;
791 new_t->size_oldtype = size_oldtype;
795 int smpi_datatype_indexed(int count, int* blocklens, int* indices, MPI_Datatype old_type, MPI_Datatype* new_type)
804 lb=indices[0]*smpi_datatype_get_extent(old_type);
805 ub=indices[0]*smpi_datatype_get_extent(old_type) + blocklens[0]*smpi_datatype_ub(old_type);
808 for(i=0; i< count; i++){
811 size += blocklens[i];
813 if(indices[i]*smpi_datatype_get_extent(old_type)+smpi_datatype_lb(old_type)<lb)
814 lb = indices[i]*smpi_datatype_get_extent(old_type)+smpi_datatype_lb(old_type);
815 if(indices[i]*smpi_datatype_get_extent(old_type)+blocklens[i]*smpi_datatype_ub(old_type)>ub)
816 ub = indices[i]*smpi_datatype_get_extent(old_type)+blocklens[i]*smpi_datatype_ub(old_type);
818 if ( (i< count -1) && (indices[i]+blocklens[i] != indices[i+1]) )contiguous=0;
820 if (old_type->sizeof_substruct != 0)
824 s_smpi_mpi_indexed_t* subtype = smpi_datatype_indexed_create( blocklens, indices, count, old_type,
825 smpi_datatype_size(old_type));
826 smpi_datatype_create(new_type, size * smpi_datatype_size(old_type),lb,ub,sizeof(s_smpi_mpi_indexed_t), subtype, DT_FLAG_DATA);
828 s_smpi_mpi_contiguous_t* subtype = smpi_datatype_contiguous_create( lb, size, old_type,
829 smpi_datatype_size(old_type));
830 smpi_datatype_create(new_type, size * smpi_datatype_size(old_type), lb, ub, sizeof(s_smpi_mpi_contiguous_t), subtype,
831 DT_FLAG_DATA|DT_FLAG_CONTIGUOUS);
836 /* Hindexed Implementation - Indexed with indices in bytes */
838 /* Copies noncontiguous data into contiguous memory.
839 * @param contiguous_hindexed - output hindexed
840 * @param noncontiguous_hindexed - input hindexed
841 * @param type - pointer contening :
842 * - block_lengths - the width or height of blocked matrix
843 * - block_indices - indices of each data, in bytes
844 * - count - the number of rows of matrix
846 void serialize_hindexed( const void *noncontiguous_hindexed, void *contiguous_hindexed, int count, void *type)
848 s_smpi_mpi_hindexed_t* type_c = (s_smpi_mpi_hindexed_t*)type;
850 char* contiguous_hindexed_char = (char*)contiguous_hindexed;
851 char* noncontiguous_hindexed_char = (char*)noncontiguous_hindexed+ type_c->block_indices[0];
852 for(j=0; j<count;j++){
853 for (i = 0; i < type_c->block_count; i++) {
854 if (type_c->old_type->sizeof_substruct == 0)
855 memcpy(contiguous_hindexed_char, noncontiguous_hindexed_char, type_c->block_lengths[i] * type_c->size_oldtype);
857 ((s_smpi_subtype_t*)type_c->old_type->substruct)->serialize( noncontiguous_hindexed_char,
858 contiguous_hindexed_char,
859 type_c->block_lengths[i],
860 type_c->old_type->substruct);
862 contiguous_hindexed_char += type_c->block_lengths[i]*type_c->size_oldtype;
863 if (i<type_c->block_count-1)
864 noncontiguous_hindexed_char = (char*)noncontiguous_hindexed + type_c->block_indices[i+1];
866 noncontiguous_hindexed_char += type_c->block_lengths[i]*smpi_datatype_get_extent(type_c->old_type);
868 noncontiguous_hindexed=(void*)noncontiguous_hindexed_char;
871 /* Copies contiguous data into noncontiguous memory.
872 * @param noncontiguous_hindexed - output hindexed
873 * @param contiguous_hindexed - input hindexed
874 * @param type - pointer contening :
875 * - block_lengths - the width or height of blocked matrix
876 * - block_indices - indices of each data, in bytes
877 * - count - the number of rows of matrix
879 void unserialize_hindexed( const void *contiguous_hindexed, void *noncontiguous_hindexed, int count, void *type,
882 s_smpi_mpi_hindexed_t* type_c = (s_smpi_mpi_hindexed_t*)type;
885 char* contiguous_hindexed_char = (char*)contiguous_hindexed;
886 char* noncontiguous_hindexed_char = (char*)noncontiguous_hindexed+ type_c->block_indices[0];
887 for(j=0; j<count;j++){
888 for (i = 0; i < type_c->block_count; i++) {
889 if (type_c->old_type->sizeof_substruct == 0)
890 smpi_op_apply(op, contiguous_hindexed_char, noncontiguous_hindexed_char, &type_c->block_lengths[i],
892 /*memcpy(noncontiguous_hindexed_char,contiguous_hindexed_char,type_c->block_lengths[i]*type_c->size_oldtype);*/
894 ((s_smpi_subtype_t*)type_c->old_type->substruct)->unserialize( contiguous_hindexed_char,
895 noncontiguous_hindexed_char,
896 type_c->block_lengths[i],
897 type_c->old_type->substruct, op);
899 contiguous_hindexed_char += type_c->block_lengths[i]*type_c->size_oldtype;
900 if (i<type_c->block_count-1)
901 noncontiguous_hindexed_char = (char*)noncontiguous_hindexed + type_c->block_indices[i+1];
903 noncontiguous_hindexed_char += type_c->block_lengths[i]*smpi_datatype_get_extent(type_c->old_type);
905 noncontiguous_hindexed=(void*)noncontiguous_hindexed_char;
909 void free_hindexed(MPI_Datatype* type){
910 if((*type)->in_use==0){
911 xbt_free(((s_smpi_mpi_hindexed_t *)(*type)->substruct)->block_lengths);
912 xbt_free(((s_smpi_mpi_hindexed_t *)(*type)->substruct)->block_indices);
914 smpi_datatype_unuse(((s_smpi_mpi_indexed_t *)(*type)->substruct)->old_type);
917 void use_hindexed(MPI_Datatype* type){
918 smpi_datatype_use(((s_smpi_mpi_hindexed_t *)(*type)->substruct)->old_type);
921 /* Create a Sub type hindexed to be able to serialize and unserialize it the structure s_smpi_mpi_hindexed_t is derived
922 * from s_smpi_subtype which required the functions unserialize and serialize
924 s_smpi_mpi_hindexed_t* smpi_datatype_hindexed_create( int* block_lengths, MPI_Aint* block_indices, int block_count,
925 MPI_Datatype old_type, int size_oldtype){
926 s_smpi_mpi_hindexed_t *new_t= xbt_new(s_smpi_mpi_hindexed_t,1);
927 new_t->base.serialize = &serialize_hindexed;
928 new_t->base.unserialize = &unserialize_hindexed;
929 new_t->base.subtype_free = &free_hindexed;
930 new_t->base.subtype_use = &use_hindexed;
931 new_t->block_lengths= xbt_new(int, block_count);
932 new_t->block_indices= xbt_new(MPI_Aint, block_count);
934 for(i=0;i<block_count;i++){
935 new_t->block_lengths[i]=block_lengths[i];
936 new_t->block_indices[i]=block_indices[i];
938 new_t->block_count = block_count;
939 new_t->old_type = old_type;
940 smpi_datatype_use(old_type);
941 new_t->size_oldtype = size_oldtype;
945 int smpi_datatype_hindexed(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype old_type, MPI_Datatype* new_type)
954 lb=indices[0] + smpi_datatype_lb(old_type);
955 ub=indices[0] + blocklens[0]*smpi_datatype_ub(old_type);
957 for(i=0; i< count; i++){
960 size += blocklens[i];
962 if(indices[i]+smpi_datatype_lb(old_type)<lb) lb = indices[i]+smpi_datatype_lb(old_type);
963 if(indices[i]+blocklens[i]*smpi_datatype_ub(old_type)>ub) ub = indices[i]+blocklens[i]*smpi_datatype_ub(old_type);
965 if ( (i< count -1) && (indices[i]+blocklens[i]*static_cast<int>(smpi_datatype_size(old_type)) != indices[i+1]) )
968 if (old_type->sizeof_substruct != 0 || lb!=0)
972 s_smpi_mpi_hindexed_t* subtype = smpi_datatype_hindexed_create( blocklens, indices, count, old_type,
973 smpi_datatype_size(old_type));
974 smpi_datatype_create(new_type, size * smpi_datatype_size(old_type), lb, ub ,sizeof(s_smpi_mpi_hindexed_t), subtype, DT_FLAG_DATA);
976 s_smpi_mpi_contiguous_t* subtype = smpi_datatype_contiguous_create(lb,size, old_type, smpi_datatype_size(old_type));
977 smpi_datatype_create(new_type, size * smpi_datatype_size(old_type), 0,size * smpi_datatype_size(old_type),
978 1, subtype, DT_FLAG_DATA|DT_FLAG_CONTIGUOUS);
984 /* struct Implementation - Indexed with indices in bytes */
986 /* Copies noncontiguous data into contiguous memory.
987 * @param contiguous_struct - output struct
988 * @param noncontiguous_struct - input struct
989 * @param type - pointer contening :
990 * - stride - stride of between noncontiguous data
991 * - block_length - the width or height of blocked matrix
992 * - count - the number of rows of matrix
994 void serialize_struct( const void *noncontiguous_struct, void *contiguous_struct, int count, void *type)
996 s_smpi_mpi_struct_t* type_c = (s_smpi_mpi_struct_t*)type;
998 char* contiguous_struct_char = (char*)contiguous_struct;
999 char* noncontiguous_struct_char = (char*)noncontiguous_struct+ type_c->block_indices[0];
1000 for(j=0; j<count;j++){
1001 for (i = 0; i < type_c->block_count; i++) {
1002 if (type_c->old_types[i]->sizeof_substruct == 0)
1003 memcpy(contiguous_struct_char, noncontiguous_struct_char,
1004 type_c->block_lengths[i] * smpi_datatype_size(type_c->old_types[i]));
1006 ((s_smpi_subtype_t*)type_c->old_types[i]->substruct)->serialize( noncontiguous_struct_char,
1007 contiguous_struct_char,
1008 type_c->block_lengths[i],
1009 type_c->old_types[i]->substruct);
1012 contiguous_struct_char += type_c->block_lengths[i]*smpi_datatype_size(type_c->old_types[i]);
1013 if (i<type_c->block_count-1)
1014 noncontiguous_struct_char = (char*)noncontiguous_struct + type_c->block_indices[i+1];
1015 else //let's hope this is MPI_UB ?
1016 noncontiguous_struct_char += type_c->block_lengths[i]*smpi_datatype_get_extent(type_c->old_types[i]);
1018 noncontiguous_struct=(void*)noncontiguous_struct_char;
1022 /* Copies contiguous data into noncontiguous memory.
1023 * @param noncontiguous_struct - output struct
1024 * @param contiguous_struct - input struct
1025 * @param type - pointer contening :
1026 * - stride - stride of between noncontiguous data
1027 * - block_length - the width or height of blocked matrix
1028 * - count - the number of rows of matrix
1030 void unserialize_struct( const void *contiguous_struct, void *noncontiguous_struct, int count, void *type, MPI_Op op)
1032 s_smpi_mpi_struct_t* type_c = (s_smpi_mpi_struct_t*)type;
1035 char* contiguous_struct_char = (char*)contiguous_struct;
1036 char* noncontiguous_struct_char = (char*)noncontiguous_struct+ type_c->block_indices[0];
1037 for(j=0; j<count;j++){
1038 for (i = 0; i < type_c->block_count; i++) {
1039 if (type_c->old_types[i]->sizeof_substruct == 0)
1040 smpi_op_apply(op, contiguous_struct_char, noncontiguous_struct_char, &type_c->block_lengths[i],
1041 & type_c->old_types[i]);
1042 /*memcpy(noncontiguous_struct_char,
1043 contiguous_struct_char, type_c->block_lengths[i] * smpi_datatype_size(type_c->old_types[i]));*/
1045 ((s_smpi_subtype_t*)type_c->old_types[i]->substruct)->unserialize( contiguous_struct_char,
1046 noncontiguous_struct_char,
1047 type_c->block_lengths[i],
1048 type_c->old_types[i]->substruct, op);
1050 contiguous_struct_char += type_c->block_lengths[i]*smpi_datatype_size(type_c->old_types[i]);
1051 if (i<type_c->block_count-1)
1052 noncontiguous_struct_char = (char*)noncontiguous_struct + type_c->block_indices[i+1];
1054 noncontiguous_struct_char += type_c->block_lengths[i]*smpi_datatype_get_extent(type_c->old_types[i]);
1056 noncontiguous_struct=(void*)noncontiguous_struct_char;
1060 void free_struct(MPI_Datatype* type){
1062 for (i = 0; i < ((s_smpi_mpi_struct_t *)(*type)->substruct)->block_count; i++)
1063 smpi_datatype_unuse(((s_smpi_mpi_struct_t *)(*type)->substruct)->old_types[i]);
1064 if((*type)->in_use==0){
1065 xbt_free(((s_smpi_mpi_struct_t *)(*type)->substruct)->block_lengths);
1066 xbt_free(((s_smpi_mpi_struct_t *)(*type)->substruct)->block_indices);
1067 xbt_free(((s_smpi_mpi_struct_t *)(*type)->substruct)->old_types);
1071 void use_struct(MPI_Datatype* type){
1073 for (i = 0; i < ((s_smpi_mpi_struct_t *)(*type)->substruct)->block_count; i++)
1074 smpi_datatype_use(((s_smpi_mpi_struct_t *)(*type)->substruct)->old_types[i]);
1077 /* Create a Sub type struct to be able to serialize and unserialize it the structure s_smpi_mpi_struct_t is derived
1078 * from s_smpi_subtype which required the functions unserialize and serialize
1080 s_smpi_mpi_struct_t* smpi_datatype_struct_create( int* block_lengths, MPI_Aint* block_indices, int block_count,
1081 MPI_Datatype* old_types){
1082 s_smpi_mpi_struct_t *new_t= xbt_new(s_smpi_mpi_struct_t,1);
1083 new_t->base.serialize = &serialize_struct;
1084 new_t->base.unserialize = &unserialize_struct;
1085 new_t->base.subtype_free = &free_struct;
1086 new_t->base.subtype_use = &use_struct;
1087 new_t->block_lengths= xbt_new(int, block_count);
1088 new_t->block_indices= xbt_new(MPI_Aint, block_count);
1089 new_t->old_types= xbt_new(MPI_Datatype, block_count);
1091 for(i=0;i<block_count;i++){
1092 new_t->block_lengths[i]=block_lengths[i];
1093 new_t->block_indices[i]=block_indices[i];
1094 new_t->old_types[i]=old_types[i];
1095 smpi_datatype_use(new_t->old_types[i]);
1097 new_t->block_count = block_count;
1101 int smpi_datatype_struct(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype* old_types, MPI_Datatype* new_type)
1110 lb=indices[0] + smpi_datatype_lb(old_types[0]);
1111 ub=indices[0] + blocklens[0]*smpi_datatype_ub(old_types[0]);
1115 for(i=0; i< count; i++){
1118 if (old_types[i]->sizeof_substruct != 0)
1121 size += blocklens[i]*smpi_datatype_size(old_types[i]);
1122 if (old_types[i]==MPI_LB){
1126 if (old_types[i]==MPI_UB){
1131 if(!forced_lb && indices[i]+smpi_datatype_lb(old_types[i])<lb) lb = indices[i];
1132 if(!forced_ub && indices[i]+blocklens[i]*smpi_datatype_ub(old_types[i])>ub)
1133 ub = indices[i]+blocklens[i]*smpi_datatype_ub(old_types[i]);
1135 if ( (i< count -1) && (indices[i]+blocklens[i]*static_cast<int>(smpi_datatype_size(old_types[i])) != indices[i+1]) )
1140 s_smpi_mpi_struct_t* subtype = smpi_datatype_struct_create( blocklens, indices, count, old_types);
1142 smpi_datatype_create(new_type, size, lb, ub,sizeof(s_smpi_mpi_struct_t), subtype, DT_FLAG_DATA);
1144 s_smpi_mpi_contiguous_t* subtype = smpi_datatype_contiguous_create( lb, size, MPI_CHAR, 1);
1145 smpi_datatype_create(new_type, size, lb, ub,1, subtype, DT_FLAG_DATA|DT_FLAG_CONTIGUOUS);
1150 void smpi_datatype_commit(MPI_Datatype *datatype)
1152 (*datatype)->flags= ((*datatype)->flags | DT_FLAG_COMMITED);
1155 typedef struct s_smpi_mpi_op {
1156 MPI_User_function *func;
1160 #define MAX_OP(a, b) (b) = (a) < (b) ? (b) : (a)
1161 #define MIN_OP(a, b) (b) = (a) < (b) ? (a) : (b)
1162 #define SUM_OP(a, b) (b) += (a)
1163 #define PROD_OP(a, b) (b) *= (a)
1164 #define LAND_OP(a, b) (b) = (a) && (b)
1165 #define LOR_OP(a, b) (b) = (a) || (b)
1166 #define LXOR_OP(a, b) (b) = (!(a) && (b)) || ((a) && !(b))
1167 #define BAND_OP(a, b) (b) &= (a)
1168 #define BOR_OP(a, b) (b) |= (a)
1169 #define BXOR_OP(a, b) (b) ^= (a)
1170 #define MAXLOC_OP(a, b) (b) = (a.value) < (b.value) ? (b) : (a)
1171 #define MINLOC_OP(a, b) (b) = (a.value) < (b.value) ? (a) : (b)
1173 #define APPLY_FUNC(a, b, length, type, func) \
1176 type* x = (type*)(a); \
1177 type* y = (type*)(b); \
1178 for(i = 0; i < *(length); i++) { \
1183 static void max_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1185 if (*datatype == MPI_CHAR) {
1186 APPLY_FUNC(a, b, length, char, MAX_OP);
1187 } else if (*datatype == MPI_SHORT) {
1188 APPLY_FUNC(a, b, length, short, MAX_OP);
1189 } else if (*datatype == MPI_INT) {
1190 APPLY_FUNC(a, b, length, int, MAX_OP);
1191 } else if (*datatype == MPI_LONG) {
1192 APPLY_FUNC(a, b, length, long, MAX_OP);
1193 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1194 APPLY_FUNC(a, b, length, unsigned short, MAX_OP);
1195 } else if (*datatype == MPI_UNSIGNED) {
1196 APPLY_FUNC(a, b, length, unsigned int, MAX_OP);
1197 } else if (*datatype == MPI_UNSIGNED_LONG) {
1198 APPLY_FUNC(a, b, length, unsigned long, MAX_OP);
1199 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1200 APPLY_FUNC(a, b, length, unsigned char, MAX_OP);
1201 } else if (*datatype == MPI_FLOAT) {
1202 APPLY_FUNC(a, b, length, float, MAX_OP);
1203 } else if (*datatype == MPI_DOUBLE) {
1204 APPLY_FUNC(a, b, length, double, MAX_OP);
1205 } else if (*datatype == MPI_LONG_DOUBLE) {
1206 APPLY_FUNC(a, b, length, long double, MAX_OP);
1210 static void min_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1212 if (*datatype == MPI_CHAR) {
1213 APPLY_FUNC(a, b, length, char, MIN_OP);
1214 } else if (*datatype == MPI_SHORT) {
1215 APPLY_FUNC(a, b, length, short, MIN_OP);
1216 } else if (*datatype == MPI_INT) {
1217 APPLY_FUNC(a, b, length, int, MIN_OP);
1218 } else if (*datatype == MPI_LONG) {
1219 APPLY_FUNC(a, b, length, long, MIN_OP);
1220 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1221 APPLY_FUNC(a, b, length, unsigned short, MIN_OP);
1222 } else if (*datatype == MPI_UNSIGNED) {
1223 APPLY_FUNC(a, b, length, unsigned int, MIN_OP);
1224 } else if (*datatype == MPI_UNSIGNED_LONG) {
1225 APPLY_FUNC(a, b, length, unsigned long, MIN_OP);
1226 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1227 APPLY_FUNC(a, b, length, unsigned char, MIN_OP);
1228 } else if (*datatype == MPI_FLOAT) {
1229 APPLY_FUNC(a, b, length, float, MIN_OP);
1230 } else if (*datatype == MPI_DOUBLE) {
1231 APPLY_FUNC(a, b, length, double, MIN_OP);
1232 } else if (*datatype == MPI_LONG_DOUBLE) {
1233 APPLY_FUNC(a, b, length, long double, MIN_OP);
1237 static void sum_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1239 if (*datatype == MPI_CHAR) {
1240 APPLY_FUNC(a, b, length, char, SUM_OP);
1241 } else if (*datatype == MPI_SHORT) {
1242 APPLY_FUNC(a, b, length, short, SUM_OP);
1243 } else if (*datatype == MPI_INT) {
1244 APPLY_FUNC(a, b, length, int, SUM_OP);
1245 } else if (*datatype == MPI_LONG) {
1246 APPLY_FUNC(a, b, length, long, SUM_OP);
1247 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1248 APPLY_FUNC(a, b, length, unsigned short, SUM_OP);
1249 } else if (*datatype == MPI_UNSIGNED) {
1250 APPLY_FUNC(a, b, length, unsigned int, SUM_OP);
1251 } else if (*datatype == MPI_UNSIGNED_LONG) {
1252 APPLY_FUNC(a, b, length, unsigned long, SUM_OP);
1253 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1254 APPLY_FUNC(a, b, length, unsigned char, SUM_OP);
1255 } else if (*datatype == MPI_FLOAT) {
1256 APPLY_FUNC(a, b, length, float, SUM_OP);
1257 } else if (*datatype == MPI_DOUBLE) {
1258 APPLY_FUNC(a, b, length, double, SUM_OP);
1259 } else if (*datatype == MPI_LONG_DOUBLE) {
1260 APPLY_FUNC(a, b, length, long double, SUM_OP);
1261 } else if (*datatype == MPI_C_FLOAT_COMPLEX) {
1262 APPLY_FUNC(a, b, length, float _Complex, SUM_OP);
1263 } else if (*datatype == MPI_C_DOUBLE_COMPLEX) {
1264 APPLY_FUNC(a, b, length, double _Complex, SUM_OP);
1265 } else if (*datatype == MPI_C_LONG_DOUBLE_COMPLEX) {
1266 APPLY_FUNC(a, b, length, long double _Complex, SUM_OP);
1270 static void prod_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1272 if (*datatype == MPI_CHAR) {
1273 APPLY_FUNC(a, b, length, char, PROD_OP);
1274 } else if (*datatype == MPI_SHORT) {
1275 APPLY_FUNC(a, b, length, short, PROD_OP);
1276 } else if (*datatype == MPI_INT) {
1277 APPLY_FUNC(a, b, length, int, PROD_OP);
1278 } else if (*datatype == MPI_LONG) {
1279 APPLY_FUNC(a, b, length, long, PROD_OP);
1280 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1281 APPLY_FUNC(a, b, length, unsigned short, PROD_OP);
1282 } else if (*datatype == MPI_UNSIGNED) {
1283 APPLY_FUNC(a, b, length, unsigned int, PROD_OP);
1284 } else if (*datatype == MPI_UNSIGNED_LONG) {
1285 APPLY_FUNC(a, b, length, unsigned long, PROD_OP);
1286 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1287 APPLY_FUNC(a, b, length, unsigned char, PROD_OP);
1288 } else if (*datatype == MPI_FLOAT) {
1289 APPLY_FUNC(a, b, length, float, PROD_OP);
1290 } else if (*datatype == MPI_DOUBLE) {
1291 APPLY_FUNC(a, b, length, double, PROD_OP);
1292 } else if (*datatype == MPI_LONG_DOUBLE) {
1293 APPLY_FUNC(a, b, length, long double, PROD_OP);
1294 } else if (*datatype == MPI_C_FLOAT_COMPLEX) {
1295 APPLY_FUNC(a, b, length, float _Complex, PROD_OP);
1296 } else if (*datatype == MPI_C_DOUBLE_COMPLEX) {
1297 APPLY_FUNC(a, b, length, double _Complex, PROD_OP);
1298 } else if (*datatype == MPI_C_LONG_DOUBLE_COMPLEX) {
1299 APPLY_FUNC(a, b, length, long double _Complex, PROD_OP);
1303 static void land_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1305 if (*datatype == MPI_CHAR) {
1306 APPLY_FUNC(a, b, length, char, LAND_OP);
1307 } else if (*datatype == MPI_SHORT) {
1308 APPLY_FUNC(a, b, length, short, LAND_OP);
1309 } else if (*datatype == MPI_INT) {
1310 APPLY_FUNC(a, b, length, int, LAND_OP);
1311 } else if (*datatype == MPI_LONG) {
1312 APPLY_FUNC(a, b, length, long, LAND_OP);
1313 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1314 APPLY_FUNC(a, b, length, unsigned short, LAND_OP);
1315 } else if (*datatype == MPI_UNSIGNED) {
1316 APPLY_FUNC(a, b, length, unsigned int, LAND_OP);
1317 } else if (*datatype == MPI_UNSIGNED_LONG) {
1318 APPLY_FUNC(a, b, length, unsigned long, LAND_OP);
1319 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1320 APPLY_FUNC(a, b, length, unsigned char, LAND_OP);
1321 } else if (*datatype == MPI_C_BOOL) {
1322 APPLY_FUNC(a, b, length, bool, LAND_OP);
1326 static void lor_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1328 if (*datatype == MPI_CHAR) {
1329 APPLY_FUNC(a, b, length, char, LOR_OP);
1330 } else if (*datatype == MPI_SHORT) {
1331 APPLY_FUNC(a, b, length, short, LOR_OP);
1332 } else if (*datatype == MPI_INT) {
1333 APPLY_FUNC(a, b, length, int, LOR_OP);
1334 } else if (*datatype == MPI_LONG) {
1335 APPLY_FUNC(a, b, length, long, LOR_OP);
1336 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1337 APPLY_FUNC(a, b, length, unsigned short, LOR_OP);
1338 } else if (*datatype == MPI_UNSIGNED) {
1339 APPLY_FUNC(a, b, length, unsigned int, LOR_OP);
1340 } else if (*datatype == MPI_UNSIGNED_LONG) {
1341 APPLY_FUNC(a, b, length, unsigned long, LOR_OP);
1342 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1343 APPLY_FUNC(a, b, length, unsigned char, LOR_OP);
1344 } else if (*datatype == MPI_C_BOOL) {
1345 APPLY_FUNC(a, b, length, bool, LOR_OP);
1349 static void lxor_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1351 if (*datatype == MPI_CHAR) {
1352 APPLY_FUNC(a, b, length, char, LXOR_OP);
1353 } else if (*datatype == MPI_SHORT) {
1354 APPLY_FUNC(a, b, length, short, LXOR_OP);
1355 } else if (*datatype == MPI_INT) {
1356 APPLY_FUNC(a, b, length, int, LXOR_OP);
1357 } else if (*datatype == MPI_LONG) {
1358 APPLY_FUNC(a, b, length, long, LXOR_OP);
1359 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1360 APPLY_FUNC(a, b, length, unsigned short, LXOR_OP);
1361 } else if (*datatype == MPI_UNSIGNED) {
1362 APPLY_FUNC(a, b, length, unsigned int, LXOR_OP);
1363 } else if (*datatype == MPI_UNSIGNED_LONG) {
1364 APPLY_FUNC(a, b, length, unsigned long, LXOR_OP);
1365 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1366 APPLY_FUNC(a, b, length, unsigned char, LXOR_OP);
1367 } else if (*datatype == MPI_C_BOOL) {
1368 APPLY_FUNC(a, b, length, bool, LXOR_OP);
1372 static void band_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1374 if (*datatype == MPI_CHAR) {
1375 APPLY_FUNC(a, b, length, char, BAND_OP);
1376 }else if (*datatype == MPI_SHORT) {
1377 APPLY_FUNC(a, b, length, short, BAND_OP);
1378 } else if (*datatype == MPI_INT) {
1379 APPLY_FUNC(a, b, length, int, BAND_OP);
1380 } else if (*datatype == MPI_LONG) {
1381 APPLY_FUNC(a, b, length, long, BAND_OP);
1382 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1383 APPLY_FUNC(a, b, length, unsigned short, BAND_OP);
1384 } else if (*datatype == MPI_UNSIGNED) {
1385 APPLY_FUNC(a, b, length, unsigned int, BAND_OP);
1386 } else if (*datatype == MPI_UNSIGNED_LONG) {
1387 APPLY_FUNC(a, b, length, unsigned long, BAND_OP);
1388 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1389 APPLY_FUNC(a, b, length, unsigned char, BAND_OP);
1390 } else if (*datatype == MPI_BYTE) {
1391 APPLY_FUNC(a, b, length, uint8_t, BAND_OP);
1395 static void bor_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1397 if (*datatype == MPI_CHAR) {
1398 APPLY_FUNC(a, b, length, char, BOR_OP);
1399 } else if (*datatype == MPI_SHORT) {
1400 APPLY_FUNC(a, b, length, short, BOR_OP);
1401 } else if (*datatype == MPI_INT) {
1402 APPLY_FUNC(a, b, length, int, BOR_OP);
1403 } else if (*datatype == MPI_LONG) {
1404 APPLY_FUNC(a, b, length, long, BOR_OP);
1405 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1406 APPLY_FUNC(a, b, length, unsigned short, BOR_OP);
1407 } else if (*datatype == MPI_UNSIGNED) {
1408 APPLY_FUNC(a, b, length, unsigned int, BOR_OP);
1409 } else if (*datatype == MPI_UNSIGNED_LONG) {
1410 APPLY_FUNC(a, b, length, unsigned long, BOR_OP);
1411 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1412 APPLY_FUNC(a, b, length, unsigned char, BOR_OP);
1413 } else if (*datatype == MPI_BYTE) {
1414 APPLY_FUNC(a, b, length, uint8_t, BOR_OP);
1418 static void bxor_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1420 if (*datatype == MPI_CHAR) {
1421 APPLY_FUNC(a, b, length, char, BXOR_OP);
1422 } else if (*datatype == MPI_SHORT) {
1423 APPLY_FUNC(a, b, length, short, BXOR_OP);
1424 } else if (*datatype == MPI_INT) {
1425 APPLY_FUNC(a, b, length, int, BXOR_OP);
1426 } else if (*datatype == MPI_LONG) {
1427 APPLY_FUNC(a, b, length, long, BXOR_OP);
1428 } else if (*datatype == MPI_UNSIGNED_SHORT) {
1429 APPLY_FUNC(a, b, length, unsigned short, BXOR_OP);
1430 } else if (*datatype == MPI_UNSIGNED) {
1431 APPLY_FUNC(a, b, length, unsigned int, BXOR_OP);
1432 } else if (*datatype == MPI_UNSIGNED_LONG) {
1433 APPLY_FUNC(a, b, length, unsigned long, BXOR_OP);
1434 } else if (*datatype == MPI_UNSIGNED_CHAR) {
1435 APPLY_FUNC(a, b, length, unsigned char, BXOR_OP);
1436 } else if (*datatype == MPI_BYTE) {
1437 APPLY_FUNC(a, b, length, uint8_t, BXOR_OP);
1441 static void minloc_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1443 if (*datatype == MPI_FLOAT_INT) {
1444 APPLY_FUNC(a, b, length, float_int, MINLOC_OP);
1445 } else if (*datatype == MPI_LONG_INT) {
1446 APPLY_FUNC(a, b, length, long_int, MINLOC_OP);
1447 } else if (*datatype == MPI_DOUBLE_INT) {
1448 APPLY_FUNC(a, b, length, double_int, MINLOC_OP);
1449 } else if (*datatype == MPI_SHORT_INT) {
1450 APPLY_FUNC(a, b, length, short_int, MINLOC_OP);
1451 } else if (*datatype == MPI_2LONG) {
1452 APPLY_FUNC(a, b, length, long_long, MINLOC_OP);
1453 } else if (*datatype == MPI_2INT) {
1454 APPLY_FUNC(a, b, length, int_int, MINLOC_OP);
1455 } else if (*datatype == MPI_LONG_DOUBLE_INT) {
1456 APPLY_FUNC(a, b, length, long_double_int, MINLOC_OP);
1457 } else if (*datatype == MPI_2FLOAT) {
1458 APPLY_FUNC(a, b, length, float_float, MINLOC_OP);
1459 } else if (*datatype == MPI_2DOUBLE) {
1460 APPLY_FUNC(a, b, length, double_double, MINLOC_OP);
1464 static void maxloc_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1466 if (*datatype == MPI_FLOAT_INT) {
1467 APPLY_FUNC(a, b, length, float_int, MAXLOC_OP);
1468 } else if (*datatype == MPI_LONG_INT) {
1469 APPLY_FUNC(a, b, length, long_int, MAXLOC_OP);
1470 } else if (*datatype == MPI_DOUBLE_INT) {
1471 APPLY_FUNC(a, b, length, double_int, MAXLOC_OP);
1472 } else if (*datatype == MPI_SHORT_INT) {
1473 APPLY_FUNC(a, b, length, short_int, MAXLOC_OP);
1474 } else if (*datatype == MPI_2LONG) {
1475 APPLY_FUNC(a, b, length, long_long, MAXLOC_OP);
1476 } else if (*datatype == MPI_2INT) {
1477 APPLY_FUNC(a, b, length, int_int, MAXLOC_OP);
1478 } else if (*datatype == MPI_LONG_DOUBLE_INT) {
1479 APPLY_FUNC(a, b, length, long_double_int, MAXLOC_OP);
1480 } else if (*datatype == MPI_2FLOAT) {
1481 APPLY_FUNC(a, b, length, float_float, MAXLOC_OP);
1482 } else if (*datatype == MPI_2DOUBLE) {
1483 APPLY_FUNC(a, b, length, double_double, MAXLOC_OP);
1487 static void replace_func(void *a, void *b, int *length, MPI_Datatype * datatype)
1489 memcpy(b, a, *length * smpi_datatype_size(*datatype));
1492 #define CREATE_MPI_OP(name, func) \
1493 static s_smpi_mpi_op_t mpi_##name = { &(func) /* func */, true }; \
1494 MPI_Op name = &mpi_##name;
1496 CREATE_MPI_OP(MPI_MAX, max_func);
1497 CREATE_MPI_OP(MPI_MIN, min_func);
1498 CREATE_MPI_OP(MPI_SUM, sum_func);
1499 CREATE_MPI_OP(MPI_PROD, prod_func);
1500 CREATE_MPI_OP(MPI_LAND, land_func);
1501 CREATE_MPI_OP(MPI_LOR, lor_func);
1502 CREATE_MPI_OP(MPI_LXOR, lxor_func);
1503 CREATE_MPI_OP(MPI_BAND, band_func);
1504 CREATE_MPI_OP(MPI_BOR, bor_func);
1505 CREATE_MPI_OP(MPI_BXOR, bxor_func);
1506 CREATE_MPI_OP(MPI_MAXLOC, maxloc_func);
1507 CREATE_MPI_OP(MPI_MINLOC, minloc_func);
1508 CREATE_MPI_OP(MPI_REPLACE, replace_func);
1510 MPI_Op smpi_op_new(MPI_User_function * function, int commute)
1513 op = xbt_new(s_smpi_mpi_op_t, 1);
1514 op->func = function;
1515 op-> is_commute = commute;
1519 int smpi_op_is_commute(MPI_Op op)
1521 return (op==MPI_OP_NULL) ? 1 : op-> is_commute;
1524 void smpi_op_destroy(MPI_Op op)
1529 void smpi_op_apply(MPI_Op op, void *invec, void *inoutvec, int *len, MPI_Datatype * datatype)
1534 if(smpi_privatize_global_variables){//we need to switch as the called function may silently touch global variables
1535 XBT_DEBUG("Applying operation, switch to the right data frame ");
1536 smpi_switch_data_segment(smpi_process_index());
1539 if(!smpi_process_get_replaying())
1540 op->func(invec, inoutvec, len, datatype);
1543 int smpi_type_attr_delete(MPI_Datatype type, int keyval){
1544 smpi_type_key_elem elem =
1545 static_cast<smpi_type_key_elem>(xbt_dict_get_or_null_ext(smpi_type_keyvals, (const char*)&keyval, sizeof(int)));
1548 if(elem->delete_fn!=MPI_NULL_DELETE_FN){
1551 if(smpi_type_attr_get(type, keyval, &value, &flag)==MPI_SUCCESS){
1552 int ret = elem->delete_fn(type, keyval, value, &flag);
1553 if(ret!=MPI_SUCCESS) return ret;
1556 if(type->attributes==NULL)
1559 xbt_dict_remove_ext(type->attributes, (const char*)&keyval, sizeof(int));
1563 int smpi_type_attr_get(MPI_Datatype type, int keyval, void* attr_value, int* flag){
1564 smpi_type_key_elem elem =
1565 static_cast<smpi_type_key_elem>(xbt_dict_get_or_null_ext(smpi_type_keyvals, (const char*)&keyval, sizeof(int)));
1569 if(type->attributes==NULL){
1574 *(void**)attr_value = xbt_dict_get_ext(type->attributes, (const char*)&keyval, sizeof(int));
1584 int smpi_type_attr_put(MPI_Datatype type, int keyval, void* attr_value){
1585 if(!smpi_type_keyvals)
1586 smpi_type_keyvals = xbt_dict_new();
1587 smpi_type_key_elem elem =
1588 static_cast<smpi_type_key_elem>(xbt_dict_get_or_null_ext(smpi_type_keyvals, (const char*)&keyval, sizeof(int)));
1593 smpi_type_attr_get(type, keyval, &value, &flag);
1594 if(flag && elem->delete_fn!=MPI_NULL_DELETE_FN){
1595 int ret = elem->delete_fn(type, keyval, value, &flag);
1596 if(ret!=MPI_SUCCESS) return ret;
1598 if(type->attributes==NULL)
1599 type->attributes=xbt_dict_new();
1601 xbt_dict_set_ext(type->attributes, (const char*)&keyval, sizeof(int), attr_value, NULL);
1605 int smpi_type_keyval_create(MPI_Type_copy_attr_function* copy_fn, MPI_Type_delete_attr_function* delete_fn, int* keyval,
1607 if(!smpi_type_keyvals)
1608 smpi_type_keyvals = xbt_dict_new();
1610 smpi_type_key_elem value = (smpi_type_key_elem) xbt_new0(s_smpi_mpi_type_key_elem_t,1);
1612 value->copy_fn=copy_fn;
1613 value->delete_fn=delete_fn;
1615 *keyval = type_keyval_id;
1616 xbt_dict_set_ext(smpi_type_keyvals,(const char*)keyval, sizeof(int),(void*)value, NULL);
1621 int smpi_type_keyval_free(int* keyval){
1622 smpi_type_key_elem elem =
1623 static_cast<smpi_type_key_elem>(xbt_dict_get_or_null_ext(smpi_type_keyvals, (const char*)keyval, sizeof(int)));
1627 xbt_dict_remove_ext(smpi_type_keyvals, (const char*)keyval, sizeof(int));
1632 int smpi_mpi_pack(void* inbuf, int incount, MPI_Datatype type, void* outbuf, int outcount, int* position,MPI_Comm comm){
1633 size_t size = smpi_datatype_size(type);
1634 if (outcount - *position < incount*static_cast<int>(size))
1635 return MPI_ERR_BUFFER;
1636 smpi_datatype_copy(inbuf, incount, type, (char*)outbuf + *position, outcount, MPI_CHAR);
1637 *position += incount * size;
1641 int smpi_mpi_unpack(void* inbuf, int insize, int* position, void* outbuf, int outcount, MPI_Datatype type,MPI_Comm comm){
1642 int size = static_cast<int>(smpi_datatype_size(type));
1643 if (outcount*size> insize)
1644 return MPI_ERR_BUFFER;
1645 smpi_datatype_copy((char*)inbuf + *position, insize, MPI_CHAR, outbuf, outcount, type);
1646 *position += outcount * size;