/* smpi_mpi_dt.c -- MPI primitives to handle datatypes */
/* FIXME: a very incomplete implementation */
-/* Copyright (c) 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2009-2014. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-
+#include <limits.h>
#include "private.h"
#include "smpi_mpi_dt_private.h"
+#include "mc/mc.h"
+#include "xbt/replay.h"
+#include "simgrid/modelchecker.h"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_mpi_dt, smpi,
"Logging specific to SMPI (datatype)");
+xbt_dict_t smpi_type_keyvals = NULL;
+int type_keyval_id=0;//avoid collisions
+
#define CREATE_MPI_DATATYPE(name, type) \
static s_smpi_mpi_datatype_t mpi_##name = { \
+ (char*) # name, \
sizeof(type), /* size */ \
0, /*was 1 has_subtype*/ \
0, /* lb */ \
sizeof(type), /* ub = lb + size */ \
DT_FLAG_BASIC, /* flags */ \
- NULL /* pointer on extended struct*/ \
+ NULL, /* attributes */ \
+ NULL, /* pointer on extended struct*/ \
}; \
MPI_Datatype name = &mpi_##name;
#define CREATE_MPI_DATATYPE_NULL(name) \
static s_smpi_mpi_datatype_t mpi_##name = { \
+ (char*) # name, \
0, /* size */ \
0, /*was 1 has_subtype*/ \
0, /* lb */ \
0, /* ub = lb + size */ \
DT_FLAG_BASIC, /* flags */ \
+ NULL, /* attributes */ \
NULL /* pointer on extended struct*/ \
}; \
MPI_Datatype name = &mpi_##name;
float value;
float index;
} float_float;
+typedef struct {
+ long value;
+ long index;
+} long_long;
typedef struct {
double value;
double index;
long double value;
int index;
} long_double_int;
-
+typedef struct {
+ int64_t value;
+ int64_t index;
+} integer128_t;
// Predefined data types
CREATE_MPI_DATATYPE(MPI_CHAR, char);
CREATE_MPI_DATATYPE(MPI_SHORT, short);
CREATE_MPI_DATATYPE(MPI_LONG_DOUBLE, long double);
CREATE_MPI_DATATYPE(MPI_WCHAR, wchar_t);
CREATE_MPI_DATATYPE(MPI_C_BOOL, _Bool);
+CREATE_MPI_DATATYPE(MPI_BYTE, int8_t);
CREATE_MPI_DATATYPE(MPI_INT8_T, int8_t);
CREATE_MPI_DATATYPE(MPI_INT16_T, int16_t);
CREATE_MPI_DATATYPE(MPI_INT32_T, int32_t);
CREATE_MPI_DATATYPE(MPI_2INT, int_int);
CREATE_MPI_DATATYPE(MPI_2FLOAT, float_float);
CREATE_MPI_DATATYPE(MPI_2DOUBLE, double_double);
+CREATE_MPI_DATATYPE(MPI_2LONG, long_long);
+
+CREATE_MPI_DATATYPE(MPI_REAL, float);
+CREATE_MPI_DATATYPE(MPI_REAL4, float);
+CREATE_MPI_DATATYPE(MPI_REAL8, float);
+CREATE_MPI_DATATYPE(MPI_REAL16, double);
+CREATE_MPI_DATATYPE_NULL(MPI_COMPLEX8);
+CREATE_MPI_DATATYPE_NULL(MPI_COMPLEX16);
+CREATE_MPI_DATATYPE_NULL(MPI_COMPLEX32);
+CREATE_MPI_DATATYPE(MPI_INTEGER1, int);
+CREATE_MPI_DATATYPE(MPI_INTEGER2, int16_t);
+CREATE_MPI_DATATYPE(MPI_INTEGER4, int32_t);
+CREATE_MPI_DATATYPE(MPI_INTEGER8, int64_t);
+CREATE_MPI_DATATYPE(MPI_INTEGER16, integer128_t);
CREATE_MPI_DATATYPE(MPI_LONG_DOUBLE_INT, long_double_int);
CREATE_MPI_DATATYPE_NULL(MPI_UB);
CREATE_MPI_DATATYPE_NULL(MPI_LB);
-CREATE_MPI_DATATYPE_NULL(MPI_PACKED);
+CREATE_MPI_DATATYPE(MPI_PACKED, char);
// Internal use only
CREATE_MPI_DATATYPE(MPI_PTR, void*);
+/** Check if the datatype is usable for communications
+ */
+int is_datatype_valid(MPI_Datatype datatype) {
+ return datatype != MPI_DATATYPE_NULL
+ && (datatype->flags & DT_FLAG_COMMITED);
+}
size_t smpi_datatype_size(MPI_Datatype datatype)
{
return datatype->size;
}
-
-
MPI_Aint smpi_datatype_lb(MPI_Datatype datatype)
{
return datatype->lb;
return datatype->ub;
}
+int smpi_datatype_dup(MPI_Datatype datatype, MPI_Datatype* new_t)
+{
+ int ret=MPI_SUCCESS;
+ *new_t= xbt_new(s_smpi_mpi_datatype_t,1);
+ memcpy(*new_t, datatype, sizeof(s_smpi_mpi_datatype_t));
+ if (datatype->has_subtype){
+ //FIXME: may copy too much information.
+ (*new_t)->substruct=xbt_malloc(sizeof(s_smpi_mpi_struct_t));
+ memcpy((*new_t)->substruct, datatype->substruct, sizeof(s_smpi_mpi_struct_t));
+ }
+ if(datatype->name)
+ (*new_t)->name = strdup(datatype->name);
+ if(datatype->attributes !=NULL){
+ (*new_t)->attributes=xbt_dict_new();
+ xbt_dict_cursor_t cursor = NULL;
+ int *key;
+ int flag;
+ void* value_in;
+ void* value_out;
+ xbt_dict_foreach(datatype->attributes, cursor, key, value_in){
+ smpi_type_key_elem elem = xbt_dict_get_or_null_ext(smpi_type_keyvals, (const char*)key, sizeof(int));
+ if(elem && elem->copy_fn!=MPI_NULL_COPY_FN){
+ ret = elem->copy_fn(datatype, *key, NULL, value_in, &value_out, &flag );
+ if(ret!=MPI_SUCCESS){
+ *new_t=MPI_DATATYPE_NULL;
+ return ret;
+ }
+ if(flag)
+ xbt_dict_set_ext((*new_t)->attributes, (const char*)key, sizeof(int),value_out, NULL);
+ }
+ }
+ }
+ return ret;
+}
+
int smpi_datatype_extent(MPI_Datatype datatype, MPI_Aint * lb,
MPI_Aint * extent)
{
- int retval;
-
-// if ((datatype->flags & DT_FLAG_COMMITED) != DT_FLAG_COMMITED) {
-// retval = MPI_ERR_TYPE;
-// } else {
- *lb = datatype->lb;
- *extent = datatype->ub - datatype->lb;
- retval = MPI_SUCCESS;
-// }
- return retval;
+ if(datatype == MPI_DATATYPE_NULL){
+ *lb=0;
+ *extent=0;
+ return MPI_SUCCESS;
+ }
+ *lb = datatype->lb;
+ *extent = datatype->ub - datatype->lb;
+ return MPI_SUCCESS;
}
MPI_Aint smpi_datatype_get_extent(MPI_Datatype datatype){
- MPI_Aint lb;
- MPI_Aint extent;
- smpi_datatype_extent(datatype, &lb, &extent);
- return extent;
+ if(datatype == MPI_DATATYPE_NULL){
+ return 0;
+ }
+ return datatype->ub - datatype->lb;
+}
+
+void smpi_datatype_get_name(MPI_Datatype datatype, char* name, int* length){
+ *length = strlen(datatype->name);
+ strcpy(name, datatype->name);
+}
+
+void smpi_datatype_set_name(MPI_Datatype datatype, char* name){
+ datatype->name = strdup(name);;
}
int smpi_datatype_copy(void *sendbuf, int sendcount, MPI_Datatype sendtype,
void *recvbuf, int recvcount, MPI_Datatype recvtype)
{
- int retval, count;
-
+ int count;
+ if(smpi_privatize_global_variables){
+ smpi_switch_data_segment(smpi_process_index());
+ }
/* First check if we really have something to do */
- if (recvcount == 0) {
- retval = sendcount == 0 ? MPI_SUCCESS : MPI_ERR_TRUNCATE;
- } else {
+ if (recvcount > 0 && recvbuf != sendbuf) {
/* FIXME: treat packed cases */
sendcount *= smpi_datatype_size(sendtype);
recvcount *= smpi_datatype_size(recvtype);
count = sendcount < recvcount ? sendcount : recvcount;
if(sendtype->has_subtype == 0 && recvtype->has_subtype == 0) {
- memcpy(recvbuf, sendbuf, count);
+ if(!smpi_process_get_replaying()) memcpy(recvbuf, sendbuf, count);
}
else if (sendtype->has_subtype == 0)
{
s_smpi_subtype_t *subtype = recvtype->substruct;
- subtype->unserialize( sendbuf, recvbuf,1, subtype);
+ subtype->unserialize( sendbuf, recvbuf, recvcount/smpi_datatype_size(recvtype), subtype, MPI_REPLACE);
}
else if (recvtype->has_subtype == 0)
{
s_smpi_subtype_t *subtype = sendtype->substruct;
- subtype->serialize(sendbuf, recvbuf,1, subtype);
+ subtype->serialize(sendbuf, recvbuf, sendcount/smpi_datatype_size(sendtype), subtype);
}else{
s_smpi_subtype_t *subtype = sendtype->substruct;
- s_smpi_mpi_vector_t* type_c = (s_smpi_mpi_vector_t*)sendtype;
- void * buf_tmp = malloc(count * type_c->size_oldtype);
+ void * buf_tmp = xbt_malloc(count);
- subtype->serialize( sendbuf, buf_tmp,1, subtype);
+ subtype->serialize( sendbuf, buf_tmp,count/smpi_datatype_size(sendtype), subtype);
subtype = recvtype->substruct;
- subtype->unserialize(recvbuf, buf_tmp,1, subtype);
+ subtype->unserialize( buf_tmp, recvbuf,count/smpi_datatype_size(recvtype), subtype, MPI_REPLACE);
free(buf_tmp);
}
- retval = sendcount > recvcount ? MPI_ERR_TRUNCATE : MPI_SUCCESS;
}
- return retval;
+ return sendcount > recvcount ? MPI_ERR_TRUNCATE : MPI_SUCCESS;
}
/*
*/
void serialize_vector( const void *noncontiguous_vector,
void *contiguous_vector,
- size_t count,
+ int count,
void *type)
{
s_smpi_mpi_vector_t* type_c = (s_smpi_mpi_vector_t*)type;
type_c->old_type->substruct);
contiguous_vector_char += type_c->block_length*type_c->size_oldtype;
+ if((i+1)%type_c->block_count ==0)
+ noncontiguous_vector_char += type_c->block_length*smpi_datatype_get_extent(type_c->old_type);
+ else
noncontiguous_vector_char += type_c->block_stride*smpi_datatype_get_extent(type_c->old_type);
}
}
*/
void unserialize_vector( const void *contiguous_vector,
void *noncontiguous_vector,
- size_t count,
- void *type)
+ int count,
+ void *type,
+ MPI_Op op)
{
s_smpi_mpi_vector_t* type_c = (s_smpi_mpi_vector_t*)type;
int i;
for (i = 0; i < type_c->block_count * count; i++) {
if (type_c->old_type->has_subtype == 0)
- memcpy(noncontiguous_vector_char,
- contiguous_vector_char, type_c->block_length * type_c->size_oldtype);
+ smpi_op_apply(op, contiguous_vector_char, noncontiguous_vector_char, &type_c->block_length,
+ &type_c->old_type);
+ /* memcpy(noncontiguous_vector_char,
+ contiguous_vector_char, type_c->block_length * type_c->size_oldtype);*/
else
((s_smpi_subtype_t*)type_c->old_type->substruct)->unserialize( contiguous_vector_char,
noncontiguous_vector_char,
type_c->block_length,
- type_c->old_type->substruct);
+ type_c->old_type->substruct,
+ op);
contiguous_vector_char += type_c->block_length*type_c->size_oldtype;
+ if((i+1)%type_c->block_count ==0)
+ noncontiguous_vector_char += type_c->block_length*smpi_datatype_get_extent(type_c->old_type);
+ else
noncontiguous_vector_char += type_c->block_stride*smpi_datatype_get_extent(type_c->old_type);
}
}
new_t->block_stride = block_stride;
new_t->block_length = block_length;
new_t->block_count = block_count;
+ smpi_datatype_use(old_type);
new_t->old_type = old_type;
new_t->size_oldtype = size_oldtype;
return new_t;
}
-void smpi_datatype_create(MPI_Datatype* new_type, int size,int extent, int has_subtype,
+void smpi_datatype_create(MPI_Datatype* new_type, int size,int lb, int ub, int has_subtype,
void *struct_type, int flags){
MPI_Datatype new_t= xbt_new(s_smpi_mpi_datatype_t,1);
+ new_t->name = NULL;
new_t->size = size;
- new_t->has_subtype = has_subtype;
- new_t->lb = 0;
- new_t->ub = extent;
+ new_t->has_subtype = size>0? has_subtype:0;
+ new_t->lb = lb;
+ new_t->ub = ub;
new_t->flags = flags;
new_t->substruct = struct_type;
+ new_t->in_use=0;
+ new_t->attributes=NULL;
*new_type = new_t;
+
+#ifdef HAVE_MC
+ if(MC_is_active())
+ MC_ignore(&(new_t->in_use), sizeof(new_t->in_use));
+#endif
}
void smpi_datatype_free(MPI_Datatype* type){
+ if((*type)->attributes !=NULL){
+ xbt_dict_cursor_t cursor = NULL;
+ int* key;
+ void * value;
+ int flag;
+ xbt_dict_foreach((*type)->attributes, cursor, key, value){
+ smpi_type_key_elem elem = xbt_dict_get_or_null_ext(smpi_type_keyvals, (const char*)key, sizeof(int));
+ if(elem && elem->delete_fn)
+ elem->delete_fn(*type,*key, value, &flag);
+ }
+ }
+
+ if((*type)->flags & DT_FLAG_PREDEFINED)return;
+
+ //if still used, mark for deletion
+ if((*type)->in_use!=0){
+ (*type)->flags |=DT_FLAG_DESTROYED;
+ return;
+ }
+
if ((*type)->has_subtype == 1){
((s_smpi_subtype_t *)(*type)->substruct)->subtype_free(type);
+ xbt_free((*type)->substruct);
+ }
+ if ((*type)->name != NULL){
+ xbt_free((*type)->name);
}
xbt_free(*type);
+ *type = MPI_DATATYPE_NULL;
+}
+
+void smpi_datatype_use(MPI_Datatype type){
+ if(type)type->in_use++;
+
+#ifdef HAVE_MC
+ if(MC_is_active())
+ MC_ignore(&(type->in_use), sizeof(type->in_use));
+#endif
+}
+
+
+void smpi_datatype_unuse(MPI_Datatype type){
+ if(type && type->in_use-- == 0 && (type->flags & DT_FLAG_DESTROYED))
+ smpi_datatype_free(&type);
+
+#ifdef HAVE_MC
+ if(MC_is_active())
+ MC_ignore(&(type->in_use), sizeof(type->in_use));
+#endif
}
-int smpi_datatype_contiguous(int count, MPI_Datatype old_type, MPI_Datatype* new_type)
+
+
+
+/*
+Contiguous Implementation
+*/
+
+
+/*
+ * Copies noncontiguous data into contiguous memory.
+ * @param contiguous_hvector - output hvector
+ * @param noncontiguous_hvector - input hvector
+ * @param type - pointer contening :
+ * - stride - stride of between noncontiguous data, in bytes
+ * - block_length - the width or height of blocked matrix
+ * - count - the number of rows of matrix
+ */
+void serialize_contiguous( const void *noncontiguous_hvector,
+ void *contiguous_hvector,
+ int count,
+ void *type)
+{
+ s_smpi_mpi_contiguous_t* type_c = (s_smpi_mpi_contiguous_t*)type;
+ char* contiguous_vector_char = (char*)contiguous_hvector;
+ char* noncontiguous_vector_char = (char*)noncontiguous_hvector+type_c->lb;
+ memcpy(contiguous_vector_char,
+ noncontiguous_vector_char, count* type_c->block_count * type_c->size_oldtype);
+}
+/*
+ * Copies contiguous data into noncontiguous memory.
+ * @param noncontiguous_vector - output hvector
+ * @param contiguous_vector - input hvector
+ * @param type - pointer contening :
+ * - stride - stride of between noncontiguous data, in bytes
+ * - block_length - the width or height of blocked matrix
+ * - count - the number of rows of matrix
+ */
+void unserialize_contiguous( const void *contiguous_vector,
+ void *noncontiguous_vector,
+ int count,
+ void *type,
+ MPI_Op op)
+{
+ s_smpi_mpi_contiguous_t* type_c = (s_smpi_mpi_contiguous_t*)type;
+ char* contiguous_vector_char = (char*)contiguous_vector;
+ char* noncontiguous_vector_char = (char*)noncontiguous_vector+type_c->lb;
+ int n= count* type_c->block_count;
+ smpi_op_apply(op, contiguous_vector_char, noncontiguous_vector_char, &n,
+ &type_c->old_type);
+ /*memcpy(noncontiguous_vector_char,
+ contiguous_vector_char, count* type_c->block_count * type_c->size_oldtype);*/
+}
+
+void free_contiguous(MPI_Datatype* d){
+ smpi_datatype_unuse(((s_smpi_mpi_indexed_t *)(*d)->substruct)->old_type);
+}
+
+/*
+ * Create a Sub type contiguous to be able to serialize and unserialize it
+ * the structure s_smpi_mpi_contiguous_t is derived from s_smpi_subtype which
+ * required the functions unserialize and serialize
+ *
+ */
+s_smpi_mpi_contiguous_t* smpi_datatype_contiguous_create( MPI_Aint lb,
+ int block_count,
+ MPI_Datatype old_type,
+ int size_oldtype){
+ s_smpi_mpi_contiguous_t *new_t= xbt_new(s_smpi_mpi_contiguous_t,1);
+ new_t->base.serialize = &serialize_contiguous;
+ new_t->base.unserialize = &unserialize_contiguous;
+ new_t->base.subtype_free = &free_contiguous;
+ new_t->lb = lb;
+ new_t->block_count = block_count;
+ new_t->old_type = old_type;
+ new_t->size_oldtype = size_oldtype;
+ smpi_datatype_use(old_type);
+ return new_t;
+}
+
+
+
+
+int smpi_datatype_contiguous(int count, MPI_Datatype old_type, MPI_Datatype* new_type, MPI_Aint lb)
{
int retval;
- smpi_datatype_create(new_type, count *
- smpi_datatype_size(old_type),count *
- smpi_datatype_size(old_type),0,NULL, DT_FLAG_CONTIGUOUS);
+ if(old_type->has_subtype){
+ //handle this case as a hvector with stride equals to the extent of the datatype
+ return smpi_datatype_hvector(count, 1, smpi_datatype_get_extent(old_type), old_type, new_type);
+ }
+
+ s_smpi_mpi_contiguous_t* subtype = smpi_datatype_contiguous_create( lb,
+ count,
+ old_type,
+ smpi_datatype_size(old_type));
+
+ smpi_datatype_create(new_type,
+ count * smpi_datatype_size(old_type),
+ lb,lb + count * smpi_datatype_size(old_type),
+ 1,subtype, DT_FLAG_CONTIGUOUS);
retval=MPI_SUCCESS;
return retval;
}
int smpi_datatype_vector(int count, int blocklen, int stride, MPI_Datatype old_type, MPI_Datatype* new_type)
{
int retval;
- if (blocklen<=0) return MPI_ERR_ARG;
+ if (blocklen<0) return MPI_ERR_ARG;
+ MPI_Aint lb = 0;
+ MPI_Aint ub = 0;
+ if(count>0){
+ lb=smpi_datatype_lb(old_type);
+ ub=((count-1)*stride+blocklen-1)*smpi_datatype_get_extent(old_type)+smpi_datatype_ub(old_type);
+ }
if(old_type->has_subtype || stride != blocklen){
+
+
s_smpi_mpi_vector_t* subtype = smpi_datatype_vector_create( stride,
blocklen,
count,
old_type,
smpi_datatype_size(old_type));
smpi_datatype_create(new_type,
- count * (blocklen) * smpi_datatype_size(old_type),
- ((count -1) * stride + blocklen) * smpi_datatype_get_extent(old_type),
+ count * (blocklen) * smpi_datatype_size(old_type), lb,
+ ub,
1,
subtype,
DT_FLAG_VECTOR);
/* in this situation the data are contignous thus it's not
* required to serialize and unserialize it*/
smpi_datatype_create(new_type, count * blocklen *
- smpi_datatype_size(old_type), ((count -1) * stride + blocklen)*
+ smpi_datatype_size(old_type), 0, ((count -1) * stride + blocklen)*
smpi_datatype_size(old_type),
0,
NULL,
}
void free_vector(MPI_Datatype* d){
+ smpi_datatype_unuse(((s_smpi_mpi_indexed_t *)(*d)->substruct)->old_type);
}
/*
*/
void serialize_hvector( const void *noncontiguous_hvector,
void *contiguous_hvector,
- size_t count,
+ int count,
void *type)
{
s_smpi_mpi_hvector_t* type_c = (s_smpi_mpi_hvector_t*)type;
type_c->old_type->substruct);
contiguous_vector_char += type_c->block_length*type_c->size_oldtype;
+ if((i+1)%type_c->block_count ==0)
+ noncontiguous_vector_char += type_c->block_length*type_c->size_oldtype;
+ else
noncontiguous_vector_char += type_c->block_stride;
}
}
*/
void unserialize_hvector( const void *contiguous_vector,
void *noncontiguous_vector,
- size_t count,
- void *type)
+ int count,
+ void *type,
+ MPI_Op op)
{
s_smpi_mpi_hvector_t* type_c = (s_smpi_mpi_hvector_t*)type;
int i;
for (i = 0; i < type_c->block_count * count; i++) {
if (type_c->old_type->has_subtype == 0)
- memcpy(noncontiguous_vector_char,
- contiguous_vector_char, type_c->block_length * type_c->size_oldtype);
+ smpi_op_apply(op, contiguous_vector_char, noncontiguous_vector_char, &type_c->block_length,
+ &type_c->old_type);
+ /*memcpy(noncontiguous_vector_char,
+ contiguous_vector_char, type_c->block_length * type_c->size_oldtype);*/
else
((s_smpi_subtype_t*)type_c->old_type->substruct)->unserialize( contiguous_vector_char,
noncontiguous_vector_char,
type_c->block_length,
- type_c->old_type->substruct);
+ type_c->old_type->substruct,
+ op);
contiguous_vector_char += type_c->block_length*type_c->size_oldtype;
+ if((i+1)%type_c->block_count ==0)
+ noncontiguous_vector_char += type_c->block_length*type_c->size_oldtype;
+ else
noncontiguous_vector_char += type_c->block_stride;
}
}
new_t->block_count = block_count;
new_t->old_type = old_type;
new_t->size_oldtype = size_oldtype;
+ smpi_datatype_use(old_type);
return new_t;
}
//do nothing for vector types
void free_hvector(MPI_Datatype* d){
+ smpi_datatype_unuse(((s_smpi_mpi_indexed_t *)(*d)->substruct)->old_type);
}
int smpi_datatype_hvector(int count, int blocklen, MPI_Aint stride, MPI_Datatype old_type, MPI_Datatype* new_type)
{
int retval;
- if (blocklen<=0) return MPI_ERR_ARG;
+ if (blocklen<0) return MPI_ERR_ARG;
+ MPI_Aint lb = 0;
+ MPI_Aint ub = 0;
+ if(count>0){
+ lb=smpi_datatype_lb(old_type);
+ ub=((count-1)*stride)+(blocklen-1)*smpi_datatype_get_extent(old_type)+smpi_datatype_ub(old_type);
+ }
if(old_type->has_subtype || stride != blocklen*smpi_datatype_get_extent(old_type)){
s_smpi_mpi_hvector_t* subtype = smpi_datatype_hvector_create( stride,
blocklen,
old_type,
smpi_datatype_size(old_type));
- smpi_datatype_create(new_type, count * blocklen *
- smpi_datatype_size(old_type), (count-1) * stride + blocklen *
- smpi_datatype_size(old_type),
+ smpi_datatype_create(new_type, count * blocklen * smpi_datatype_size(old_type),
+ lb,ub,
1,
subtype,
DT_FLAG_VECTOR);
retval=MPI_SUCCESS;
}else{
smpi_datatype_create(new_type, count * blocklen *
- smpi_datatype_size(old_type),count * blocklen *
+ smpi_datatype_size(old_type),0,count * blocklen *
smpi_datatype_size(old_type),
0,
NULL,
*/
void serialize_indexed( const void *noncontiguous_indexed,
void *contiguous_indexed,
- size_t count,
+ int count,
void *type)
{
s_smpi_mpi_indexed_t* type_c = (s_smpi_mpi_indexed_t*)type;
int i,j;
char* contiguous_indexed_char = (char*)contiguous_indexed;
- char* noncontiguous_indexed_char = (char*)noncontiguous_indexed;
+ char* noncontiguous_indexed_char = (char*)noncontiguous_indexed+type_c->block_indices[0] * type_c->size_oldtype;
for(j=0; j<count;j++){
for (i = 0; i < type_c->block_count; i++) {
if (type_c->old_type->has_subtype == 0)
*/
void unserialize_indexed( const void *contiguous_indexed,
void *noncontiguous_indexed,
- size_t count,
- void *type)
+ int count,
+ void *type,
+ MPI_Op op)
{
+
s_smpi_mpi_indexed_t* type_c = (s_smpi_mpi_indexed_t*)type;
int i,j;
-
char* contiguous_indexed_char = (char*)contiguous_indexed;
- char* noncontiguous_indexed_char = (char*)noncontiguous_indexed;
+ char* noncontiguous_indexed_char = (char*)noncontiguous_indexed+type_c->block_indices[0]*smpi_datatype_get_extent(type_c->old_type);
for(j=0; j<count;j++){
for (i = 0; i < type_c->block_count; i++) {
if (type_c->old_type->has_subtype == 0)
- memcpy(noncontiguous_indexed_char,
- contiguous_indexed_char, type_c->block_lengths[i] * type_c->size_oldtype);
+ smpi_op_apply(op, contiguous_indexed_char, noncontiguous_indexed_char, &type_c->block_lengths[i],
+ &type_c->old_type);
+ /*memcpy(noncontiguous_indexed_char ,
+ contiguous_indexed_char, type_c->block_lengths[i] * type_c->size_oldtype);*/
else
((s_smpi_subtype_t*)type_c->old_type->substruct)->unserialize( contiguous_indexed_char,
noncontiguous_indexed_char,
type_c->block_lengths[i],
- type_c->old_type->substruct);
+ type_c->old_type->substruct,
+ op);
contiguous_indexed_char += type_c->block_lengths[i]*type_c->size_oldtype;
if (i<type_c->block_count-1)
void free_indexed(MPI_Datatype* type){
xbt_free(((s_smpi_mpi_indexed_t *)(*type)->substruct)->block_lengths);
xbt_free(((s_smpi_mpi_indexed_t *)(*type)->substruct)->block_indices);
+ smpi_datatype_unuse(((s_smpi_mpi_indexed_t *)(*type)->substruct)->old_type);
}
/*
new_t->block_indices[i]=block_indices[i];
}
new_t->block_count = block_count;
+ smpi_datatype_use(old_type);
new_t->old_type = old_type;
new_t->size_oldtype = size_oldtype;
return new_t;
int retval;
int size = 0;
int contiguous=1;
+ MPI_Aint lb = 0;
+ MPI_Aint ub = 0;
+ if(count>0){
+ lb=indices[0]*smpi_datatype_get_extent(old_type);
+ ub=indices[0]*smpi_datatype_get_extent(old_type) + blocklens[0]*smpi_datatype_ub(old_type);
+ }
+
for(i=0; i< count; i++){
- if (blocklens[i]<=0)
+ if (blocklens[i]<0)
return MPI_ERR_ARG;
size += blocklens[i];
+ if(indices[i]*smpi_datatype_get_extent(old_type)+smpi_datatype_lb(old_type)<lb)
+ lb = indices[i]*smpi_datatype_get_extent(old_type)+smpi_datatype_lb(old_type);
+ if(indices[i]*smpi_datatype_get_extent(old_type)+blocklens[i]*smpi_datatype_ub(old_type)>ub)
+ ub = indices[i]*smpi_datatype_get_extent(old_type)+blocklens[i]*smpi_datatype_ub(old_type);
+
if ( (i< count -1) && (indices[i]+blocklens[i] != indices[i+1]) )contiguous=0;
}
if (old_type->has_subtype == 1)
old_type,
smpi_datatype_size(old_type));
smpi_datatype_create(new_type, size *
- smpi_datatype_size(old_type),(indices[count-1]+blocklens[count-1])*smpi_datatype_size(old_type),1, subtype, DT_FLAG_DATA);
+ smpi_datatype_size(old_type),lb,ub,1, subtype, DT_FLAG_DATA);
}else{
+ s_smpi_mpi_contiguous_t* subtype = smpi_datatype_contiguous_create( lb,
+ size,
+ old_type,
+ smpi_datatype_size(old_type));
smpi_datatype_create(new_type, size *
- smpi_datatype_size(old_type),size *
- smpi_datatype_size(old_type),0, NULL, DT_FLAG_DATA|DT_FLAG_CONTIGUOUS);
+ smpi_datatype_size(old_type),lb,ub,1, subtype, DT_FLAG_DATA|DT_FLAG_CONTIGUOUS);
}
retval=MPI_SUCCESS;
return retval;
*/
void serialize_hindexed( const void *noncontiguous_hindexed,
void *contiguous_hindexed,
- size_t count,
+ int count,
void *type)
{
s_smpi_mpi_hindexed_t* type_c = (s_smpi_mpi_hindexed_t*)type;
int i,j;
char* contiguous_hindexed_char = (char*)contiguous_hindexed;
- char* noncontiguous_hindexed_char = (char*)noncontiguous_hindexed;
+ char* noncontiguous_hindexed_char = (char*)noncontiguous_hindexed+ type_c->block_indices[0];
for(j=0; j<count;j++){
for (i = 0; i < type_c->block_count; i++) {
if (type_c->old_type->has_subtype == 0)
*/
void unserialize_hindexed( const void *contiguous_hindexed,
void *noncontiguous_hindexed,
- size_t count,
- void *type)
+ int count,
+ void *type,
+ MPI_Op op)
{
s_smpi_mpi_hindexed_t* type_c = (s_smpi_mpi_hindexed_t*)type;
int i,j;
char* contiguous_hindexed_char = (char*)contiguous_hindexed;
- char* noncontiguous_hindexed_char = (char*)noncontiguous_hindexed;
+ char* noncontiguous_hindexed_char = (char*)noncontiguous_hindexed+ type_c->block_indices[0];
for(j=0; j<count;j++){
for (i = 0; i < type_c->block_count; i++) {
if (type_c->old_type->has_subtype == 0)
- memcpy(noncontiguous_hindexed_char,
- contiguous_hindexed_char, type_c->block_lengths[i] * type_c->size_oldtype);
+ smpi_op_apply(op, contiguous_hindexed_char, noncontiguous_hindexed_char, &type_c->block_lengths[i],
+ &type_c->old_type);
+ /*memcpy(noncontiguous_hindexed_char,
+ contiguous_hindexed_char, type_c->block_lengths[i] * type_c->size_oldtype);*/
else
((s_smpi_subtype_t*)type_c->old_type->substruct)->unserialize( contiguous_hindexed_char,
noncontiguous_hindexed_char,
type_c->block_lengths[i],
- type_c->old_type->substruct);
+ type_c->old_type->substruct,
+ op);
contiguous_hindexed_char += type_c->block_lengths[i]*type_c->size_oldtype;
if (i<type_c->block_count-1)noncontiguous_hindexed_char = (char*)noncontiguous_hindexed + type_c->block_indices[i+1];
void free_hindexed(MPI_Datatype* type){
xbt_free(((s_smpi_mpi_hindexed_t *)(*type)->substruct)->block_lengths);
xbt_free(((s_smpi_mpi_hindexed_t *)(*type)->substruct)->block_indices);
+ smpi_datatype_unuse(((s_smpi_mpi_indexed_t *)(*type)->substruct)->old_type);
}
/*
int retval;
int size = 0;
int contiguous=1;
+ MPI_Aint lb = 0;
+ MPI_Aint ub = 0;
+ if(count>0){
+ lb=indices[0] + smpi_datatype_lb(old_type);
+ ub=indices[0] + blocklens[0]*smpi_datatype_ub(old_type);
+ }
for(i=0; i< count; i++){
- if (blocklens[i]<=0)
+ if (blocklens[i]<0)
return MPI_ERR_ARG;
size += blocklens[i];
+
+ if(indices[i]+smpi_datatype_lb(old_type)<lb) lb = indices[i]+smpi_datatype_lb(old_type);
+ if(indices[i]+blocklens[i]*smpi_datatype_ub(old_type)>ub) ub = indices[i]+blocklens[i]*smpi_datatype_ub(old_type);
+
if ( (i< count -1) && (indices[i]+blocklens[i]*smpi_datatype_size(old_type) != indices[i+1]) )contiguous=0;
}
- if (old_type->has_subtype == 1)
+ if (old_type->has_subtype == 1 || lb!=0)
contiguous=0;
+
if(!contiguous){
s_smpi_mpi_hindexed_t* subtype = smpi_datatype_hindexed_create( blocklens,
indices,
count,
old_type,
smpi_datatype_size(old_type));
- smpi_datatype_create(new_type, size *
- smpi_datatype_size(old_type),indices[count-1]+blocklens[count-1]*smpi_datatype_size(old_type)
+ smpi_datatype_create(new_type, size * smpi_datatype_size(old_type),
+ lb,
+ ub
,1, subtype, DT_FLAG_DATA);
}else{
- smpi_datatype_create(new_type, size *
- smpi_datatype_size(old_type),size *
- smpi_datatype_size(old_type),0, NULL, DT_FLAG_DATA|DT_FLAG_CONTIGUOUS);
+ s_smpi_mpi_contiguous_t* subtype = smpi_datatype_contiguous_create( lb,
+ size,
+ old_type,
+ smpi_datatype_size(old_type));
+ smpi_datatype_create(new_type, size * smpi_datatype_size(old_type),
+ 0,size * smpi_datatype_size(old_type),
+ 1, subtype, DT_FLAG_DATA|DT_FLAG_CONTIGUOUS);
}
retval=MPI_SUCCESS;
return retval;
*/
void serialize_struct( const void *noncontiguous_struct,
void *contiguous_struct,
- size_t count,
+ int count,
void *type)
{
s_smpi_mpi_struct_t* type_c = (s_smpi_mpi_struct_t*)type;
int i,j;
char* contiguous_struct_char = (char*)contiguous_struct;
- char* noncontiguous_struct_char = (char*)noncontiguous_struct;
+ char* noncontiguous_struct_char = (char*)noncontiguous_struct+ type_c->block_indices[0];
for(j=0; j<count;j++){
for (i = 0; i < type_c->block_count; i++) {
if (type_c->old_types[i]->has_subtype == 0)
*/
void unserialize_struct( const void *contiguous_struct,
void *noncontiguous_struct,
- size_t count,
- void *type)
+ int count,
+ void *type,
+ MPI_Op op)
{
s_smpi_mpi_struct_t* type_c = (s_smpi_mpi_struct_t*)type;
int i,j;
char* contiguous_struct_char = (char*)contiguous_struct;
- char* noncontiguous_struct_char = (char*)noncontiguous_struct;
+ char* noncontiguous_struct_char = (char*)noncontiguous_struct+ type_c->block_indices[0];
for(j=0; j<count;j++){
for (i = 0; i < type_c->block_count; i++) {
if (type_c->old_types[i]->has_subtype == 0)
- memcpy(noncontiguous_struct_char,
- contiguous_struct_char, type_c->block_lengths[i] * smpi_datatype_size(type_c->old_types[i]));
+ smpi_op_apply(op, contiguous_struct_char, noncontiguous_struct_char, &type_c->block_lengths[i],
+ & type_c->old_types[i]);
+ /*memcpy(noncontiguous_struct_char,
+ contiguous_struct_char, type_c->block_lengths[i] * smpi_datatype_size(type_c->old_types[i]));*/
else
((s_smpi_subtype_t*)type_c->old_types[i]->substruct)->unserialize( contiguous_struct_char,
noncontiguous_struct_char,
type_c->block_lengths[i],
- type_c->old_types[i]->substruct);
+ type_c->old_types[i]->substruct,
+ op);
contiguous_struct_char += type_c->block_lengths[i]*smpi_datatype_size(type_c->old_types[i]);
if (i<type_c->block_count-1)noncontiguous_struct_char = (char*)noncontiguous_struct + type_c->block_indices[i+1];
void free_struct(MPI_Datatype* type){
xbt_free(((s_smpi_mpi_struct_t *)(*type)->substruct)->block_lengths);
xbt_free(((s_smpi_mpi_struct_t *)(*type)->substruct)->block_indices);
+ int i=0;
+ for (i = 0; i < ((s_smpi_mpi_struct_t *)(*type)->substruct)->block_count; i++)
+ smpi_datatype_unuse(((s_smpi_mpi_struct_t *)(*type)->substruct)->old_types[i]);
xbt_free(((s_smpi_mpi_struct_t *)(*type)->substruct)->old_types);
}
new_t->block_lengths[i]=block_lengths[i];
new_t->block_indices[i]=block_indices[i];
new_t->old_types[i]=old_types[i];
+ smpi_datatype_use(new_t->old_types[i]);
}
//new_t->block_lengths = block_lengths;
//new_t->block_indices = block_indices;
size_t size = 0;
int contiguous=1;
size = 0;
+ MPI_Aint lb = 0;
+ MPI_Aint ub = 0;
+ if(count>0){
+ lb=indices[0] + smpi_datatype_lb(old_types[0]);
+ ub=indices[0] + blocklens[0]*smpi_datatype_ub(old_types[0]);
+ }
+ int forced_lb=0;
+ int forced_ub=0;
for(i=0; i< count; i++){
- if (blocklens[i]<=0)
+ if (blocklens[i]<0)
return MPI_ERR_ARG;
if (old_types[i]->has_subtype == 1)
contiguous=0;
+
size += blocklens[i]*smpi_datatype_size(old_types[i]);
+ if (old_types[i]==MPI_LB){
+ lb=indices[i];
+ forced_lb=1;
+ }
+ if (old_types[i]==MPI_UB){
+ ub=indices[i];
+ forced_ub=1;
+ }
+
+ if(!forced_lb && indices[i]+smpi_datatype_lb(old_types[i])<lb) lb = indices[i];
+ if(!forced_ub && indices[i]+blocklens[i]*smpi_datatype_ub(old_types[i])>ub) ub = indices[i]+blocklens[i]*smpi_datatype_ub(old_types[i]);
if ( (i< count -1) && (indices[i]+blocklens[i]*smpi_datatype_size(old_types[i]) != indices[i+1]) )contiguous=0;
}
count,
old_types);
- smpi_datatype_create(new_type, size, indices[count-1] + blocklens[count-1]*smpi_datatype_size(old_types[count-1]),1, subtype, DT_FLAG_DATA);
+ smpi_datatype_create(new_type, size, lb, ub,1, subtype, DT_FLAG_DATA);
}else{
- smpi_datatype_create(new_type, size, indices[count-1] + blocklens[count-1]*smpi_datatype_size(old_types[count-1]),0, NULL, DT_FLAG_DATA|DT_FLAG_CONTIGUOUS);
+ s_smpi_mpi_contiguous_t* subtype = smpi_datatype_contiguous_create( lb,
+ size,
+ MPI_CHAR,
+ 1);
+ smpi_datatype_create(new_type, size, lb, ub,1, subtype, DT_FLAG_DATA|DT_FLAG_CONTIGUOUS);
}
return MPI_SUCCESS;
}
typedef struct s_smpi_mpi_op {
MPI_User_function *func;
+ int is_commute;
} s_smpi_mpi_op_t;
#define MAX_OP(a, b) (b) = (a) < (b) ? (b) : (a)
#define BXOR_OP(a, b) (b) ^= (a)
#define MAXLOC_OP(a, b) (b) = (a.value) < (b.value) ? (b) : (a)
#define MINLOC_OP(a, b) (b) = (a.value) < (b.value) ? (a) : (b)
-//TODO : MINLOC & MAXLOC
#define APPLY_FUNC(a, b, length, type, func) \
{ \
APPLY_FUNC(a, b, length, unsigned int, MAX_OP);
} else if (*datatype == MPI_UNSIGNED_LONG) {
APPLY_FUNC(a, b, length, unsigned long, MAX_OP);
+ } else if (*datatype == MPI_UNSIGNED_CHAR) {
+ APPLY_FUNC(a, b, length, unsigned char, MAX_OP);
} else if (*datatype == MPI_FLOAT) {
APPLY_FUNC(a, b, length, float, MAX_OP);
} else if (*datatype == MPI_DOUBLE) {
APPLY_FUNC(a, b, length, unsigned int, MIN_OP);
} else if (*datatype == MPI_UNSIGNED_LONG) {
APPLY_FUNC(a, b, length, unsigned long, MIN_OP);
+ } else if (*datatype == MPI_UNSIGNED_CHAR) {
+ APPLY_FUNC(a, b, length, unsigned char, MIN_OP);
} else if (*datatype == MPI_FLOAT) {
APPLY_FUNC(a, b, length, float, MIN_OP);
} else if (*datatype == MPI_DOUBLE) {
APPLY_FUNC(a, b, length, unsigned int, SUM_OP);
} else if (*datatype == MPI_UNSIGNED_LONG) {
APPLY_FUNC(a, b, length, unsigned long, SUM_OP);
+ } else if (*datatype == MPI_UNSIGNED_CHAR) {
+ APPLY_FUNC(a, b, length, unsigned char, SUM_OP);
} else if (*datatype == MPI_FLOAT) {
APPLY_FUNC(a, b, length, float, SUM_OP);
} else if (*datatype == MPI_DOUBLE) {
APPLY_FUNC(a, b, length, unsigned int, PROD_OP);
} else if (*datatype == MPI_UNSIGNED_LONG) {
APPLY_FUNC(a, b, length, unsigned long, PROD_OP);
+ } else if (*datatype == MPI_UNSIGNED_CHAR) {
+ APPLY_FUNC(a, b, length, unsigned char, PROD_OP);
} else if (*datatype == MPI_FLOAT) {
APPLY_FUNC(a, b, length, float, PROD_OP);
} else if (*datatype == MPI_DOUBLE) {
APPLY_FUNC(a, b, length, unsigned int, LAND_OP);
} else if (*datatype == MPI_UNSIGNED_LONG) {
APPLY_FUNC(a, b, length, unsigned long, LAND_OP);
+ } else if (*datatype == MPI_UNSIGNED_CHAR) {
+ APPLY_FUNC(a, b, length, unsigned char, LAND_OP);
} else if (*datatype == MPI_C_BOOL) {
APPLY_FUNC(a, b, length, _Bool, LAND_OP);
}
APPLY_FUNC(a, b, length, unsigned int, LOR_OP);
} else if (*datatype == MPI_UNSIGNED_LONG) {
APPLY_FUNC(a, b, length, unsigned long, LOR_OP);
+ } else if (*datatype == MPI_UNSIGNED_CHAR) {
+ APPLY_FUNC(a, b, length, unsigned char, LOR_OP);
} else if (*datatype == MPI_C_BOOL) {
APPLY_FUNC(a, b, length, _Bool, LOR_OP);
}
APPLY_FUNC(a, b, length, unsigned int, LXOR_OP);
} else if (*datatype == MPI_UNSIGNED_LONG) {
APPLY_FUNC(a, b, length, unsigned long, LXOR_OP);
+ } else if (*datatype == MPI_UNSIGNED_CHAR) {
+ APPLY_FUNC(a, b, length, unsigned char, LXOR_OP);
} else if (*datatype == MPI_C_BOOL) {
APPLY_FUNC(a, b, length, _Bool, LXOR_OP);
}
{
if (*datatype == MPI_CHAR) {
APPLY_FUNC(a, b, length, char, BAND_OP);
- }
- if (*datatype == MPI_SHORT) {
+ }else if (*datatype == MPI_SHORT) {
APPLY_FUNC(a, b, length, short, BAND_OP);
} else if (*datatype == MPI_INT) {
APPLY_FUNC(a, b, length, int, BAND_OP);
APPLY_FUNC(a, b, length, unsigned int, BAND_OP);
} else if (*datatype == MPI_UNSIGNED_LONG) {
APPLY_FUNC(a, b, length, unsigned long, BAND_OP);
+ } else if (*datatype == MPI_UNSIGNED_CHAR) {
+ APPLY_FUNC(a, b, length, unsigned char, BAND_OP);
} else if (*datatype == MPI_BYTE) {
APPLY_FUNC(a, b, length, uint8_t, BAND_OP);
}
APPLY_FUNC(a, b, length, unsigned int, BOR_OP);
} else if (*datatype == MPI_UNSIGNED_LONG) {
APPLY_FUNC(a, b, length, unsigned long, BOR_OP);
+ } else if (*datatype == MPI_UNSIGNED_CHAR) {
+ APPLY_FUNC(a, b, length, unsigned char, BOR_OP);
} else if (*datatype == MPI_BYTE) {
APPLY_FUNC(a, b, length, uint8_t, BOR_OP);
}
APPLY_FUNC(a, b, length, unsigned int, BXOR_OP);
} else if (*datatype == MPI_UNSIGNED_LONG) {
APPLY_FUNC(a, b, length, unsigned long, BXOR_OP);
+ } else if (*datatype == MPI_UNSIGNED_CHAR) {
+ APPLY_FUNC(a, b, length, unsigned char, BXOR_OP);
} else if (*datatype == MPI_BYTE) {
APPLY_FUNC(a, b, length, uint8_t, BXOR_OP);
}
APPLY_FUNC(a, b, length, double_int, MINLOC_OP);
} else if (*datatype == MPI_SHORT_INT) {
APPLY_FUNC(a, b, length, short_int, MINLOC_OP);
+ } else if (*datatype == MPI_2LONG) {
+ APPLY_FUNC(a, b, length, long_long, MINLOC_OP);
} else if (*datatype == MPI_2INT) {
APPLY_FUNC(a, b, length, int_int, MINLOC_OP);
} else if (*datatype == MPI_LONG_DOUBLE_INT) {
APPLY_FUNC(a, b, length, double_int, MAXLOC_OP);
} else if (*datatype == MPI_SHORT_INT) {
APPLY_FUNC(a, b, length, short_int, MAXLOC_OP);
+ } else if (*datatype == MPI_2LONG) {
+ APPLY_FUNC(a, b, length, long_long, MAXLOC_OP);
} else if (*datatype == MPI_2INT) {
APPLY_FUNC(a, b, length, int_int, MAXLOC_OP);
} else if (*datatype == MPI_LONG_DOUBLE_INT) {
}
}
+static void replace_func(void *a, void *b, int *length,
+ MPI_Datatype * datatype)
+{
+ memcpy(b, a, *length * smpi_datatype_size(*datatype));
+}
#define CREATE_MPI_OP(name, func) \
- static s_smpi_mpi_op_t mpi_##name = { &(func) /* func */ }; \
+ static s_smpi_mpi_op_t mpi_##name = { &(func) /* func */, TRUE }; \
MPI_Op name = &mpi_##name;
CREATE_MPI_OP(MPI_MAX, max_func);
CREATE_MPI_OP(MPI_BXOR, bxor_func);
CREATE_MPI_OP(MPI_MAXLOC, maxloc_func);
CREATE_MPI_OP(MPI_MINLOC, minloc_func);
+CREATE_MPI_OP(MPI_REPLACE, replace_func);
+
MPI_Op smpi_op_new(MPI_User_function * function, int commute)
{
MPI_Op op;
-
- //FIXME: add commute param
op = xbt_new(s_smpi_mpi_op_t, 1);
op->func = function;
+ op-> is_commute = commute;
return op;
}
+int smpi_op_is_commute(MPI_Op op)
+{
+ return (op==MPI_OP_NULL) ? 1 : op-> is_commute;
+}
+
void smpi_op_destroy(MPI_Op op)
{
xbt_free(op);
void smpi_op_apply(MPI_Op op, void *invec, void *inoutvec, int *len,
MPI_Datatype * datatype)
{
+ if(op==MPI_OP_NULL)
+ return;
+
+ if(smpi_privatize_global_variables){ //we need to switch here, as the called function may silently touch global variables
+ XBT_DEBUG("Applying operation, switch to the right data frame ");
+ smpi_switch_data_segment(smpi_process_index());
+ }
+
+ if(!smpi_process_get_replaying())
op->func(invec, inoutvec, len, datatype);
}
+
+int smpi_type_attr_delete(MPI_Datatype type, int keyval){
+ smpi_type_key_elem elem = xbt_dict_get_or_null_ext(smpi_type_keyvals, (const char*)&keyval, sizeof(int));
+ if(!elem)
+ return MPI_ERR_ARG;
+ if(elem->delete_fn!=MPI_NULL_DELETE_FN){
+ void * value;
+ int flag;
+ if(smpi_type_attr_get(type, keyval, &value, &flag)==MPI_SUCCESS){
+ int ret = elem->delete_fn(type, keyval, value, &flag);
+ if(ret!=MPI_SUCCESS) return ret;
+ }
+ }
+ if(type->attributes==NULL)
+ return MPI_ERR_ARG;
+
+ xbt_dict_remove_ext(type->attributes, (const char*)&keyval, sizeof(int));
+ return MPI_SUCCESS;
+}
+
+int smpi_type_attr_get(MPI_Datatype type, int keyval, void* attr_value, int* flag){
+ smpi_type_key_elem elem = xbt_dict_get_or_null_ext(smpi_type_keyvals, (const char*)&keyval, sizeof(int));
+ if(!elem)
+ return MPI_ERR_ARG;
+ xbt_ex_t ex;
+ if(type->attributes==NULL){
+ *flag=0;
+ return MPI_SUCCESS;
+ }
+ TRY {
+ *(void**)attr_value = xbt_dict_get_ext(type->attributes, (const char*)&keyval, sizeof(int));
+ *flag=1;
+ }
+ CATCH(ex) {
+ *flag=0;
+ xbt_ex_free(ex);
+ }
+ return MPI_SUCCESS;
+}
+
+int smpi_type_attr_put(MPI_Datatype type, int keyval, void* attr_value){
+ if(!smpi_type_keyvals)
+ smpi_type_keyvals = xbt_dict_new();
+ smpi_type_key_elem elem = xbt_dict_get_or_null_ext(smpi_type_keyvals, (const char*)&keyval, sizeof(int));
+ if(!elem )
+ return MPI_ERR_ARG;
+ int flag;
+ void* value;
+ smpi_type_attr_get(type, keyval, &value, &flag);
+ if(flag && elem->delete_fn!=MPI_NULL_DELETE_FN){
+ int ret = elem->delete_fn(type, keyval, value, &flag);
+ if(ret!=MPI_SUCCESS) return ret;
+ }
+ if(type->attributes==NULL)
+ type->attributes=xbt_dict_new();
+
+ xbt_dict_set_ext(type->attributes, (const char*)&keyval, sizeof(int), attr_value, NULL);
+ return MPI_SUCCESS;
+}
+
+int smpi_type_keyval_create(MPI_Type_copy_attr_function* copy_fn, MPI_Type_delete_attr_function* delete_fn, int* keyval, void* extra_state){
+
+ if(!smpi_type_keyvals)
+ smpi_type_keyvals = xbt_dict_new();
+
+ smpi_type_key_elem value = (smpi_type_key_elem) xbt_new0(s_smpi_mpi_type_key_elem_t,1);
+
+ value->copy_fn=copy_fn;
+ value->delete_fn=delete_fn;
+
+ *keyval = type_keyval_id;
+ xbt_dict_set_ext(smpi_type_keyvals,(const char*)keyval, sizeof(int),(void*)value, NULL);
+ type_keyval_id++;
+ return MPI_SUCCESS;
+}
+
+int smpi_type_keyval_free(int* keyval){
+ smpi_type_key_elem elem = xbt_dict_get_or_null_ext(smpi_type_keyvals, (const char*)keyval, sizeof(int));
+ if(!elem){
+ return MPI_ERR_ARG;
+ }
+ xbt_dict_remove_ext(smpi_type_keyvals, (const char*)keyval, sizeof(int));
+ xbt_free(elem);
+ return MPI_SUCCESS;
+}
+
+int smpi_mpi_pack(void* inbuf, int incount, MPI_Datatype type, void* outbuf, int outcount, int* position, MPI_Comm comm){
+ size_t size = smpi_datatype_size(type);
+ if (outcount - *position < incount*size)
+ return MPI_ERR_BUFFER;
+ smpi_datatype_copy(inbuf, incount, type,
+ (char*)outbuf + *position, outcount, MPI_CHAR);
+ *position += incount * size;
+ return MPI_SUCCESS;
+}
+
+int smpi_mpi_unpack(void* inbuf, int insize, int* position, void* outbuf, int outcount, MPI_Datatype type, MPI_Comm comm){
+ size_t size = smpi_datatype_size(type);
+ if (outcount*size> insize)
+ return MPI_ERR_BUFFER;
+ smpi_datatype_copy((char*)inbuf + *position, insize, MPI_CHAR,
+ outbuf, outcount, type);
+ *position += outcount * size;
+ return MPI_SUCCESS;
+}
+