noncontiguous_vector_char += type_c->block_stride*type_c->size_oldtype;
}
}
+
/*
* Copies contiguous data into noncontiguous memory.
* @param noncontiguous_vector - output vector
void smpi_datatype_create(MPI_Datatype* new_type, int size, int has_subtype,
void *struct_type, int flags){
MPI_Datatype new_t= xbt_new(s_smpi_mpi_datatype_t,1);
- new_t->size=size;
- new_t->has_subtype=has_subtype;
- new_t->lb=0;
- new_t->ub=size;
- new_t->flags=flags;
- new_t->substruct=struct_type;
+ new_t->size = size;
+ new_t->has_subtype = has_subtype;
+ new_t->lb = 0;
+ new_t->ub = size;
+ new_t->flags = flags;
+ new_t->substruct = struct_type;
*new_type = new_t;
}
}else{
/* 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_create(new_type, count * blocklen *
smpi_datatype_size(old_type),
0,
NULL,
return retval;
}
+
+
+ /*
+ Hvector Implementation - Vector with stride in bytes
+ */
+
+
+ /*
+ * 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_hvector( const void *noncontiguous_hvector,
+ void *contiguous_hvector,
+ size_t count,
+ void *type)
+ {
+ s_smpi_mpi_hvector_t* type_c = (s_smpi_mpi_hvector_t*)type;
+ int i;
+ char* contiguous_vector_char = (char*)contiguous_hvector;
+ char* noncontiguous_vector_char = (char*)noncontiguous_hvector;
+
+ for (i = 0; i < type_c->block_count * count; i++) {
+ memcpy(contiguous_vector_char,
+ noncontiguous_vector_char, type_c->block_length * type_c->size_oldtype);
+
+ contiguous_vector_char += type_c->block_length*type_c->size_oldtype;
+ noncontiguous_vector_char += type_c->block_stride;
+ }
+ }
+ /*
+ * 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_hvector( const void *contiguous_vector,
+ void *noncontiguous_vector,
+ size_t count,
+ void *type)
+ {
+ s_smpi_mpi_hvector_t* type_c = (s_smpi_mpi_hvector_t*)type;
+ int i;
+
+ char* contiguous_vector_char = (char*)contiguous_vector;
+ char* noncontiguous_vector_char = (char*)noncontiguous_vector;
+
+ for (i = 0; i < type_c->block_count * count; i++) {
+ memcpy(noncontiguous_vector_char,
+ contiguous_vector_char, type_c->block_length * type_c->size_oldtype);
+
+ contiguous_vector_char += type_c->block_length*type_c->size_oldtype;
+ noncontiguous_vector_char += type_c->block_stride;
+ }
+ }
+
+ /*
+ * Create a Sub type vector to be able to serialize and unserialize it
+ * the structre s_smpi_mpi_vector_t is derived from s_smpi_subtype which
+ * required the functions unserialize and serialize
+ *
+ */
+ s_smpi_mpi_hvector_t* smpi_datatype_hvector_create( MPI_Aint block_stride,
+ int block_length,
+ int block_count,
+ MPI_Datatype old_type,
+ int size_oldtype){
+ s_smpi_mpi_hvector_t *new_t= xbt_new(s_smpi_mpi_hvector_t,1);
+ new_t->base.serialize = &serialize_hvector;
+ new_t->base.unserialize = &unserialize_hvector;
+ new_t->block_stride = block_stride;
+ new_t->block_length = block_length;
+ new_t->block_count = block_count;
+ new_t->old_type = old_type;
+ new_t->size_oldtype = size_oldtype;
+ return new_t;
+ }
+
int smpi_datatype_hvector(int count, int blocklen, MPI_Aint stride, MPI_Datatype old_type, MPI_Datatype* new_type)
{
int retval;
if ((old_type->flags & DT_FLAG_COMMITED) != DT_FLAG_COMMITED) {
retval = MPI_ERR_TYPE;
} else {
- /*FIXME: as for the vector the data should be serialized and
- * unserialized moreover a structure derived from s_smpi_subtype should
- * be created*/
- smpi_datatype_create(new_type, count * ((blocklen *
- smpi_datatype_size(old_type))+stride),
- 0,
- NULL,
- DT_FLAG_VECTOR);
- retval=MPI_SUCCESS;
+ if(stride != blocklen*smpi_datatype_size(old_type)){
+ s_smpi_mpi_hvector_t* subtype = smpi_datatype_hvector_create( stride,
+ blocklen,
+ count,
+ old_type,
+ smpi_datatype_size(old_type));
+
+ smpi_datatype_create(new_type, count * blocklen *
+ smpi_datatype_size(old_type),
+ 1,
+ subtype,
+ DT_FLAG_VECTOR);
+ retval=MPI_SUCCESS;
+ }else{
+ smpi_datatype_create(new_type, count * blocklen *
+ smpi_datatype_size(old_type),
+ 0,
+ NULL,
+ DT_FLAG_VECTOR);
+ retval=MPI_SUCCESS;
+ }
}
return retval;
}
+ /*
+ Indexed Implementation
+ */
+
+ /*
+ * Copies noncontiguous data into contiguous memory.
+ * @param contiguous_indexed - output indexed
+ * @param noncontiguous_indexed - input indexed
+ * @param type - pointer contening :
+ * - stride - stride of between noncontiguous data
+ * - block_length - the width or height of blocked matrix
+ * - count - the number of rows of matrix
+ */
+ void serialize_indexed( const void *noncontiguous_indexed,
+ void *contiguous_indexed,
+ size_t count,
+ void *type)
+ {
+ s_smpi_mpi_indexed_t* type_c = (s_smpi_mpi_indexed_t*)type;
+ int i;
+ char* contiguous_indexed_char = (char*)contiguous_indexed;
+ char* noncontiguous_indexed_char = (char*)noncontiguous_indexed;
+
+ for (i = 0; i < type_c->block_count * count; i++) {
+ memcpy(contiguous_indexed_char,
+ noncontiguous_indexed_char, type_c->block_lengths[i] * type_c->size_oldtype);
+
+ contiguous_indexed_char += type_c->block_lengths[i]*type_c->size_oldtype;
+ noncontiguous_indexed_char = (char*)noncontiguous_indexed + type_c->block_indices[i+1]*type_c->size_oldtype;
+ }
+ }
+ /*
+ * Copies contiguous data into noncontiguous memory.
+ * @param noncontiguous_indexed - output indexed
+ * @param contiguous_indexed - input indexed
+ * @param type - pointer contening :
+ * - stride - stride of between noncontiguous data
+ * - block_length - the width or height of blocked matrix
+ * - count - the number of rows of matrix
+ */
+ void unserialize_indexed( const void *contiguous_indexed,
+ void *noncontiguous_indexed,
+ size_t count,
+ void *type)
+ {
+ s_smpi_mpi_indexed_t* type_c = (s_smpi_mpi_indexed_t*)type;
+ int i;
+
+ char* contiguous_indexed_char = (char*)contiguous_indexed;
+ char* noncontiguous_indexed_char = (char*)noncontiguous_indexed;
+
+ for (i = 0; i < type_c->block_count * count; i++) {
+ memcpy(noncontiguous_indexed_char,
+ contiguous_indexed_char, type_c->block_lengths[i] * type_c->size_oldtype);
+
+ contiguous_indexed_char += type_c->block_lengths[i]*type_c->size_oldtype;
+ noncontiguous_indexed_char = (char*)noncontiguous_indexed + type_c->block_indices[i+1]*type_c->size_oldtype;
+ }
+ }
+
+ /*
+ * Create a Sub type indexed to be able to serialize and unserialize it
+ * the structre s_smpi_mpi_indexed_t is derived from s_smpi_subtype which
+ * required the functions unserialize and serialize
+ */
+ s_smpi_mpi_indexed_t* smpi_datatype_indexed_create( int* block_lengths,
+ int* block_indices,
+ int block_count,
+ MPI_Datatype old_type,
+ int size_oldtype){
+ s_smpi_mpi_indexed_t *new_t= xbt_new(s_smpi_mpi_indexed_t,1);
+ new_t->base.serialize = &serialize_indexed;
+ new_t->base.unserialize = &unserialize_indexed;
+ //FIXME : copy those or assume they won't be freed ?
+ new_t->block_lengths = block_lengths;
+ new_t->block_indices = block_indices;
+ new_t->block_count = block_count;
+ new_t->old_type = old_type;
+ new_t->size_oldtype = size_oldtype;
+ return new_t;
+ }
+
+
int smpi_datatype_indexed(int count, int* blocklens, int* indices, MPI_Datatype old_type, MPI_Datatype* new_type)
{
int i;
if ((old_type->flags & DT_FLAG_COMMITED) != DT_FLAG_COMMITED) {
retval = MPI_ERR_TYPE;
} else {
- /*FIXME: as for the vector the data should be serialized and
- * unserialized moreover a structure derived from s_smpi_subtype should
- * be created*/
- smpi_datatype_create(new_type, (size) *
- smpi_datatype_size(old_type),0, NULL, DT_FLAG_DATA);
+ s_smpi_mpi_indexed_t* subtype = smpi_datatype_indexed_create( blocklens,
+ indices,
+ count,
+ old_type,
+ smpi_datatype_size(old_type));
+
+ smpi_datatype_create(new_type, size *
+ smpi_datatype_size(old_type),1, subtype, DT_FLAG_DATA);
retval=MPI_SUCCESS;
}
return retval;
}
+
+ /*
+ Hindexed Implementation - Indexed with indices in bytes
+ */
+
+ /*
+ * Copies noncontiguous data into contiguous memory.
+ * @param contiguous_hindexed - output hindexed
+ * @param noncontiguous_hindexed - input hindexed
+ * @param type - pointer contening :
+ * - stride - stride of between noncontiguous data
+ * - block_length - the width or height of blocked matrix
+ * - count - the number of rows of matrix
+ */
+ void serialize_hindexed( const void *noncontiguous_hindexed,
+ void *contiguous_hindexed,
+ size_t count,
+ void *type)
+ {
+ s_smpi_mpi_hindexed_t* type_c = (s_smpi_mpi_hindexed_t*)type;
+ int i;
+ char* contiguous_hindexed_char = (char*)contiguous_hindexed;
+ char* noncontiguous_hindexed_char = (char*)noncontiguous_hindexed;
+
+ for (i = 0; i < type_c->block_count * count; i++) {
+ memcpy(contiguous_hindexed_char,
+ noncontiguous_hindexed_char, type_c->block_lengths[i] * type_c->size_oldtype);
+
+ contiguous_hindexed_char += type_c->block_lengths[i]*type_c->size_oldtype;
+ noncontiguous_hindexed_char = (char*)noncontiguous_hindexed + type_c->block_indices[i+1];
+ }
+ }
+ /*
+ * Copies contiguous data into noncontiguous memory.
+ * @param noncontiguous_hindexed - output hindexed
+ * @param contiguous_hindexed - input hindexed
+ * @param type - pointer contening :
+ * - stride - stride of between noncontiguous data
+ * - block_length - the width or height of blocked matrix
+ * - count - the number of rows of matrix
+ */
+ void unserialize_hindexed( const void *contiguous_hindexed,
+ void *noncontiguous_hindexed,
+ size_t count,
+ void *type)
+ {
+ s_smpi_mpi_hindexed_t* type_c = (s_smpi_mpi_hindexed_t*)type;
+ int i;
+
+ char* contiguous_hindexed_char = (char*)contiguous_hindexed;
+ char* noncontiguous_hindexed_char = (char*)noncontiguous_hindexed;
+
+ for (i = 0; i < type_c->block_count * count; i++) {
+ memcpy(noncontiguous_hindexed_char,
+ contiguous_hindexed_char, type_c->block_lengths[i] * type_c->size_oldtype);
+
+ contiguous_hindexed_char += type_c->block_lengths[i]*type_c->size_oldtype;
+ noncontiguous_hindexed_char = (char*)noncontiguous_hindexed + type_c->block_indices[i+1];
+ }
+ }
+
+ /*
+ * Create a Sub type hindexed to be able to serialize and unserialize it
+ * the structre s_smpi_mpi_hindexed_t is derived from s_smpi_subtype which
+ * required the functions unserialize and serialize
+ */
+ s_smpi_mpi_hindexed_t* smpi_datatype_hindexed_create( int* block_lengths,
+ MPI_Aint* block_indices,
+ int block_count,
+ MPI_Datatype old_type,
+ int size_oldtype){
+ s_smpi_mpi_hindexed_t *new_t= xbt_new(s_smpi_mpi_hindexed_t,1);
+ new_t->base.serialize = &serialize_hindexed;
+ new_t->base.unserialize = &unserialize_hindexed;
+ //FIXME : copy those or assume they won't be freed ?
+ new_t->block_lengths = block_lengths;
+ new_t->block_indices = block_indices;
+ new_t->block_count = block_count;
+ new_t->old_type = old_type;
+ new_t->size_oldtype = size_oldtype;
+ return new_t;
+ }
+
+
int smpi_datatype_hindexed(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype old_type, MPI_Datatype* new_type)
{
int i;
if ((old_type->flags & DT_FLAG_COMMITED) != DT_FLAG_COMMITED) {
retval = MPI_ERR_TYPE;
} else {
- /*FIXME: as for the vector the data should be serialized and
- * unserialized moreover a structure derived from s_smpi_subtype should
- * be created*/
- smpi_datatype_create(new_type,(size * smpi_datatype_size(old_type)), 0,NULL, DT_FLAG_DATA);
+ 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),1, subtype, DT_FLAG_DATA);
retval=MPI_SUCCESS;
}
return retval;
}
+
+ /*
+ struct Implementation - Indexed with indices in bytes
+ */
+
+ /*
+ * Copies noncontiguous data into contiguous memory.
+ * @param contiguous_struct - output struct
+ * @param noncontiguous_struct - input struct
+ * @param type - pointer contening :
+ * - stride - stride of between noncontiguous data
+ * - block_length - the width or height of blocked matrix
+ * - count - the number of rows of matrix
+ */
+ void serialize_struct( const void *noncontiguous_struct,
+ void *contiguous_struct,
+ size_t count,
+ void *type)
+ {
+ s_smpi_mpi_struct_t* type_c = (s_smpi_mpi_struct_t*)type;
+ int i;
+ char* contiguous_struct_char = (char*)contiguous_struct;
+ char* noncontiguous_struct_char = (char*)noncontiguous_struct;
+
+ for (i = 0; i < type_c->block_count * count; i++) {
+ memcpy(contiguous_struct_char,
+ noncontiguous_struct_char, type_c->block_lengths[i] * smpi_datatype_size(type_c->old_types[i]));
+ contiguous_struct_char += type_c->block_lengths[i]*smpi_datatype_size(type_c->old_types[i]);
+ noncontiguous_struct_char = (char*)noncontiguous_struct + type_c->block_indices[i+1];
+ }
+ }
+ /*
+ * Copies contiguous data into noncontiguous memory.
+ * @param noncontiguous_struct - output struct
+ * @param contiguous_struct - input struct
+ * @param type - pointer contening :
+ * - stride - stride of between noncontiguous data
+ * - block_length - the width or height of blocked matrix
+ * - count - the number of rows of matrix
+ */
+ void unserialize_struct( const void *contiguous_struct,
+ void *noncontiguous_struct,
+ size_t count,
+ void *type)
+ {
+ s_smpi_mpi_struct_t* type_c = (s_smpi_mpi_struct_t*)type;
+ int i;
+
+ char* contiguous_struct_char = (char*)contiguous_struct;
+ char* noncontiguous_struct_char = (char*)noncontiguous_struct;
+
+ for (i = 0; i < type_c->block_count * count; i++) {
+ memcpy(noncontiguous_struct_char,
+ contiguous_struct_char, type_c->block_lengths[i] * smpi_datatype_size(type_c->old_types[i]));
+ contiguous_struct_char += type_c->block_lengths[i]*smpi_datatype_size(type_c->old_types[i]);
+ noncontiguous_struct_char = (char*)noncontiguous_struct + type_c->block_indices[i+1];
+ }
+ }
+
+ /*
+ * Create a Sub type struct to be able to serialize and unserialize it
+ * the structre s_smpi_mpi_struct_t is derived from s_smpi_subtype which
+ * required the functions unserialize and serialize
+ */
+ s_smpi_mpi_struct_t* smpi_datatype_struct_create( int* block_lengths,
+ MPI_Aint* block_indices,
+ int block_count,
+ MPI_Datatype* old_types){
+ s_smpi_mpi_struct_t *new_t= xbt_new(s_smpi_mpi_struct_t,1);
+ new_t->base.serialize = &serialize_struct;
+ new_t->base.unserialize = &unserialize_struct;
+ //FIXME : copy those or assume they won't be freed ?
+ new_t->block_lengths = block_lengths;
+ new_t->block_indices = block_indices;
+ new_t->block_count = block_count;
+ new_t->old_types = old_types;
+ return new_t;
+ }
+
+
int smpi_datatype_struct(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype* old_types, MPI_Datatype* new_type)
{
int i;
- size_t size; //Khalid added this
-
- size = 0;
+ size_t size = 0;
for(i=0; i< count; i++){
if (blocklens[i]<=0)
return MPI_ERR_ARG;
return MPI_ERR_TYPE;
size += blocklens[i]*smpi_datatype_size(old_types[i]);
}
- /*FIXME: as for the vector the data should be serialized and
- * unserialized moreover a structure derived from s_smpi_subtype should
- * be created*/
- smpi_datatype_create(new_type, size,
- 0, NULL,
- DT_FLAG_DATA);
+
+
+ s_smpi_mpi_struct_t* subtype = smpi_datatype_struct_create( blocklens,
+ indices,
+ count,
+ old_types);
+
+ smpi_datatype_create(new_type, size ,1, subtype, DT_FLAG_DATA);
+
return MPI_SUCCESS;
}
