/* smpi_datatype.cpp -- MPI primitives to handle datatypes */
-/* Copyright (c) 2009-2015. The SimGrid Team.
+/* Copyright (c) 2009-2017. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
#include "mc/mc.h"
#include "private.h"
#include "simgrid/modelchecker.h"
-#include "xbt/replay.h"
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <string>
+#include <unordered_map>
#include <xbt/ex.hpp>
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_mpi_dt, smpi, "Logging specific to SMPI (datatype)");
-
-xbt_dict_t smpi_type_keyvals = nullptr;
-int type_keyval_id=0;//avoid collisions
-
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_datatype, smpi, "Logging specific to SMPI (datatype)");
#define CREATE_MPI_DATATYPE(name, type) \
- static Datatype mpi_##name ( \
+ static simgrid::smpi::Datatype mpi_##name ( \
(char*) # name, \
sizeof(type), /* size */ \
0, /* lb */ \
const MPI_Datatype name = &mpi_##name;
#define CREATE_MPI_DATATYPE_NULL(name) \
- static Datatype mpi_##name ( \
+ static simgrid::smpi::Datatype mpi_##name ( \
(char*) # name, \
0, /* size */ \
0, /* lb */ \
namespace simgrid{
namespace smpi{
-Datatype::Datatype(int size,int lb, int ub, int flags) : name_(nullptr), lb_(lb), ub_(ub), flags_(flags), attributes_(nullptr), in_use_(1){
-#if HAVE_MC
+std::unordered_map<int, smpi_key_elem> Datatype::keyvals_;
+int Datatype::keyval_id_=0;
+
+Datatype::Datatype(int size,MPI_Aint lb, MPI_Aint ub, int flags) : name_(nullptr), size_(size), lb_(lb), ub_(ub), flags_(flags), refcount_(1){
+#if SIMGRID_HAVE_MC
if(MC_is_active())
- MC_ignore(&(in_use_), sizeof(in_use_));
+ MC_ignore(&(refcount_), sizeof(refcount_));
#endif
}
//for predefined types, so in_use = 0.
-Datatype::Datatype(char* name, int size,int lb, int ub, int flags) : name_(name), lb_(lb), ub_(ub), flags_(flags), attributes_(nullptr), in_use_(0){
-#if HAVE_MC
+Datatype::Datatype(char* name, int size,MPI_Aint lb, MPI_Aint ub, int flags) : name_(name), size_(size), lb_(lb), ub_(ub), flags_(flags), refcount_(0){
+#if SIMGRID_HAVE_MC
if(MC_is_active())
- MC_ignore(&(in_use_), sizeof(in_use_));
+ MC_ignore(&(refcount_), sizeof(refcount_));
#endif
}
-
-//TODO : subtypes ?
-Datatype::Datatype(Datatype *datatype) : lb_(datatype->lb_), ub_(datatype->ub_), flags_(datatype->flags_), in_use_(1)
+Datatype::Datatype(Datatype *datatype, int* ret) : name_(nullptr), lb_(datatype->lb_), ub_(datatype->ub_), flags_(datatype->flags_), refcount_(1)
{
flags_ &= ~DT_FLAG_PREDEFINED;
+ *ret = MPI_SUCCESS;
if(datatype->name_)
name_ = xbt_strdup(datatype->name_);
- if(datatype->attributes_ !=nullptr){
- attributes_ = xbt_dict_new_homogeneous(nullptr);
- xbt_dict_cursor_t cursor = nullptr;
- char* key;
+
+ if(!(datatype->attributes()->empty())){
int flag;
- void* value_in;
void* value_out;
- xbt_dict_foreach (datatype->attributes_, cursor, key, value_in) {
- smpi_type_key_elem elem =
- static_cast<smpi_type_key_elem>(xbt_dict_get_or_null_ext(smpi_type_keyvals, key, sizeof(int)));
- if (elem != nullptr && elem->copy_fn != MPI_NULL_COPY_FN) {
- int ret = elem->copy_fn(datatype, atoi(key), nullptr, value_in, &value_out, &flag);
- if (ret != MPI_SUCCESS) {
-// smpi_datatype_unuse(*new_t);
-// *new_t = MPI_DATATYPE_NULL;
- xbt_dict_cursor_free(&cursor);
+ for(auto it = datatype->attributes()->begin(); it != datatype->attributes()->end(); it++){
+ smpi_key_elem elem = keyvals_.at((*it).first);
+
+ if (elem != nullptr && elem->copy_fn.type_copy_fn != MPI_NULL_COPY_FN) {
+ *ret = elem->copy_fn.type_copy_fn(datatype, (*it).first, nullptr, (*it).second, &value_out, &flag);
+ if (*ret != MPI_SUCCESS) {
+ break;
+ }
+ if (flag){
+ elem->refcount++;
+ attributes()->insert({(*it).first, value_out});
}
- if (flag)
- xbt_dict_set_ext(attributes_, key, sizeof(int), value_out, nullptr);
}
}
}
}
Datatype::~Datatype(){
- xbt_assert(in_use_ >= 0);
+ xbt_assert(refcount_ >= 0);
if(flags_ & DT_FLAG_PREDEFINED)
return;
//if still used, mark for deletion
- if(in_use_!=0){
+ if(refcount_!=0){
flags_ |=DT_FLAG_DESTROYED;
return;
}
- if(attributes_ !=nullptr){
- xbt_dict_cursor_t cursor = nullptr;
- char* key;
- void * value;
- int flag;
- xbt_dict_foreach(attributes_, cursor, key, value){
- smpi_type_key_elem elem =
- static_cast<smpi_type_key_elem>(xbt_dict_get_or_null_ext(smpi_type_keyvals, key, sizeof(int)));
- if(elem!=nullptr && elem->delete_fn!=nullptr)
- elem->delete_fn(this,*key, value, &flag);
- }
- xbt_dict_free(&attributes_);
- }
+ cleanup_attr<Datatype>();
xbt_free(name_);
}
-void Datatype::use(){
+void Datatype::ref(){
- in_use_++;
+ refcount_++;
-#if HAVE_MC
+#if SIMGRID_HAVE_MC
if(MC_is_active())
- MC_ignore(&(in_use_), sizeof(in_use_));
+ MC_ignore(&(refcount_), sizeof(refcount_));
#endif
}
-void Datatype::unuse()
+void Datatype::unref(MPI_Datatype datatype)
{
- if (in_use_ > 0)
- in_use_--;
+ if (datatype->refcount_ > 0)
+ datatype->refcount_--;
- if (in_use_ == 0)
- this->~Datatype();
+ if (datatype->refcount_ == 0 && !(datatype->flags_ & DT_FLAG_PREDEFINED))
+ delete datatype;
-#if HAVE_MC
+#if SIMGRID_HAVE_MC
if(MC_is_active())
- MC_ignore(&(in_use_), sizeof(in_use_));
+ MC_ignore(&(datatype->refcount_), sizeof(datatype->refcount_));
#endif
}
return flags_;
}
+int Datatype::refcount(){
+ return refcount_;
+}
+
void Datatype::addflag(int flag){
flags_ &= flag;
}
name_ = xbt_strdup(name);
}
-int Datatype::attr_delete(int keyval){
- smpi_type_key_elem elem =
- static_cast<smpi_type_key_elem>(xbt_dict_get_or_null_ext(smpi_type_keyvals, reinterpret_cast<const char*>(&keyval), sizeof(int)));
- if(elem==nullptr)
- return MPI_ERR_ARG;
- if(elem->delete_fn!=MPI_NULL_DELETE_FN){
- void * value = nullptr;
- int flag;
- if(this->attr_get(keyval, &value, &flag)==MPI_SUCCESS){
- int ret = elem->delete_fn(this, keyval, value, &flag);
- if(ret!=MPI_SUCCESS)
- return ret;
- }
- }
- if(attributes_==nullptr)
- return MPI_ERR_ARG;
-
- xbt_dict_remove_ext(attributes_, reinterpret_cast<const char*>(&keyval), sizeof(int));
- return MPI_SUCCESS;
-}
-
-
-int Datatype::attr_get(int keyval, void* attr_value, int* flag){
- smpi_type_key_elem elem =
- static_cast<smpi_type_key_elem>(xbt_dict_get_or_null_ext(smpi_type_keyvals, reinterpret_cast<const char*>(&keyval), sizeof(int)));
- if(elem==nullptr)
- return MPI_ERR_ARG;
- if(attributes_==nullptr){
- *flag=0;
- return MPI_SUCCESS;
- }
- try {
- *static_cast<void**>(attr_value) = xbt_dict_get_ext(attributes_, reinterpret_cast<const char*>(&keyval), sizeof(int));
- *flag=1;
- }
- catch (xbt_ex& ex) {
- *flag=0;
- }
- return MPI_SUCCESS;
-}
-
-int Datatype::attr_put(int keyval, void* attr_value){
- if(smpi_type_keyvals==nullptr)
- smpi_type_keyvals = xbt_dict_new_homogeneous(nullptr);
- smpi_type_key_elem elem =
- static_cast<smpi_type_key_elem>(xbt_dict_get_or_null_ext(smpi_type_keyvals, reinterpret_cast<const char*>(&keyval), sizeof(int)));
- if(elem==nullptr)
- return MPI_ERR_ARG;
- int flag;
- void* value = nullptr;
- this->attr_get(keyval, &value, &flag);
- if(flag!=0 && elem->delete_fn!=MPI_NULL_DELETE_FN){
- int ret = elem->delete_fn(this, keyval, value, &flag);
- if(ret!=MPI_SUCCESS)
- return ret;
- }
- if(attributes_==nullptr)
- attributes_ = xbt_dict_new_homogeneous(nullptr);
-
- xbt_dict_set_ext(attributes_, reinterpret_cast<const char*>(&keyval), sizeof(int), attr_value, nullptr);
- return MPI_SUCCESS;
-}
-
-int Datatype::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==nullptr)
- smpi_type_keyvals = xbt_dict_new_homogeneous(nullptr);
-
- 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,reinterpret_cast<const char*>(keyval), sizeof(int),reinterpret_cast<void*>(value), nullptr);
- type_keyval_id++;
- return MPI_SUCCESS;
-}
-
-int Datatype::keyval_free(int* keyval){
- smpi_type_key_elem elem =
- static_cast<smpi_type_key_elem>(xbt_dict_get_or_null_ext(smpi_type_keyvals, reinterpret_cast<const char*>(keyval), sizeof(int)));
- if(elem==0){
- return MPI_ERR_ARG;
- }
- xbt_dict_remove_ext(smpi_type_keyvals, reinterpret_cast<const char*>(keyval), sizeof(int));
- xbt_free(elem);
- return MPI_SUCCESS;
-}
-
-
int Datatype::pack(void* inbuf, int incount, void* outbuf, int outcount, int* position,MPI_Comm comm){
if (outcount - *position < incount*static_cast<int>(size_))
return MPI_ERR_BUFFER;
}
int Datatype::unpack(void* inbuf, int insize, int* position, void* outbuf, int outcount,MPI_Comm comm){
- if (outcount*(int)size_> insize)
+ if (outcount*static_cast<int>(size_)> insize)
return MPI_ERR_BUFFER;
Datatype::copy(static_cast<char*>(inbuf) + *position, insize, MPI_CHAR, outbuf, outcount, this);
*position += outcount * size_;
int Datatype::copy(void *sendbuf, int sendcount, MPI_Datatype sendtype,
void *recvbuf, int recvcount, MPI_Datatype recvtype){
-// int count;
- if(smpi_privatize_global_variables){
- smpi_switch_data_segment(smpi_process_index());
+ int count;
+
+// FIXME Handle the case of a partial shared malloc.
+
+ if(smpi_privatize_global_variables == SMPI_PRIVATIZE_MMAP){
+ smpi_switch_data_segment(smpi_process()->index());
}
/* First check if we really have something to do */
if (recvcount > 0 && recvbuf != sendbuf) {
- /* FIXME: treat packed cases */
sendcount *= sendtype->size();
recvcount *= recvtype->size();
-// count = sendcount < recvcount ? sendcount : recvcount;
-
-// if(sendtype->sizeof_substruct == 0 && recvtype->sizeof_substruct == 0) {
-// if(!smpi_process_get_replaying())
-// memcpy(recvbuf, sendbuf, count);
-// }
-// else if (sendtype->sizeof_substruct == 0)
-// {
-// s_smpi_subtype_t *subtype = recvtype->substruct);
-// subtype->unserialize( sendbuf, recvbuf, recvcount/recvtype->size(), subtype, MPI_REPLACE);
-// }
-// else if (recvtype->sizeof_substruct == 0)
-// {
-// s_smpi_subtype_t *subtype = sendtype->substruct);
-// subtype->serialize(sendbuf, recvbuf, sendcount/sendtype->size(), subtype);
-// }else{
-// s_smpi_subtype_t *subtype = sendtype->substruct);
-
-// void * buf_tmp = xbt_malloc(count);
-
-// subtype->serialize( sendbuf, buf_tmp,count/sendtype->size(), subtype);
-// subtype = recvtype->substruct);
-// subtype->unserialize( buf_tmp, recvbuf,count/recvtype->size(), subtype, MPI_REPLACE);
-
-// xbt_free(buf_tmp);
-// }
+ count = sendcount < recvcount ? sendcount : recvcount;
+
+ if(!(sendtype->flags() & DT_FLAG_DERIVED) && !(recvtype->flags() & DT_FLAG_DERIVED)) {
+ if(!smpi_process()->replaying())
+ memcpy(recvbuf, sendbuf, count);
+ }
+ else if (!(sendtype->flags() & DT_FLAG_DERIVED))
+ {
+ recvtype->unserialize( sendbuf, recvbuf, recvcount/recvtype->size(), MPI_REPLACE);
+ }
+ else if (!(recvtype->flags() & DT_FLAG_DERIVED))
+ {
+ sendtype->serialize(sendbuf, recvbuf, sendcount/sendtype->size());
+ }else{
+
+ void * buf_tmp = xbt_malloc(count);
+
+ sendtype->serialize( sendbuf, buf_tmp,count/sendtype->size());
+ recvtype->unserialize( buf_tmp, recvbuf,count/recvtype->size(), MPI_REPLACE);
+
+ xbt_free(buf_tmp);
+ }
}
return sendcount > recvcount ? MPI_ERR_TRUNCATE : MPI_SUCCESS;
return MPI_SUCCESS;
}
-int Datatype::create_vector(int count, int blocklen, int stride, MPI_Datatype old_type, MPI_Datatype* new_type)
+int Datatype::create_vector(int count, int block_length, int stride, MPI_Datatype old_type, MPI_Datatype* new_type)
{
int retval;
- if (blocklen<0)
+ if (block_length<0)
return MPI_ERR_ARG;
MPI_Aint lb = 0;
MPI_Aint ub = 0;
if(count>0){
lb=old_type->lb();
- ub=((count-1)*stride+blocklen-1)*old_type->get_extent()+old_type->ub();
+ ub=((count-1)*stride+block_length-1)*old_type->get_extent()+old_type->ub();
}
- if(old_type->flags() & DT_FLAG_DERIVED || stride != blocklen){
- *new_type = new Type_Vector(count * (blocklen) * old_type->size(), lb, ub,
- DT_FLAG_DERIVED, count, blocklen, stride, old_type);
+ if(old_type->flags() & DT_FLAG_DERIVED || stride != block_length){
+ *new_type = new Type_Vector(count * (block_length) * old_type->size(), lb, ub,
+ DT_FLAG_DERIVED, count, block_length, stride, old_type);
retval=MPI_SUCCESS;
}else{
/* in this situation the data are contiguous thus it's not required to serialize and unserialize it*/
- *new_type = new Datatype(count * blocklen * old_type->size(), 0, ((count -1) * stride + blocklen)*
+ *new_type = new Datatype(count * block_length * old_type->size(), 0, ((count -1) * stride + block_length)*
old_type->size(), DT_FLAG_CONTIGUOUS);
retval=MPI_SUCCESS;
}
}
-int Datatype::create_hvector(int count, int blocklen, MPI_Aint stride, MPI_Datatype old_type, MPI_Datatype* new_type)
+int Datatype::create_hvector(int count, int block_length, MPI_Aint stride, MPI_Datatype old_type, MPI_Datatype* new_type)
{
int retval;
- if (blocklen<0)
+ if (block_length<0)
return MPI_ERR_ARG;
MPI_Aint lb = 0;
MPI_Aint ub = 0;
if(count>0){
lb=old_type->lb();
- ub=((count-1)*stride+blocklen-1)*old_type->get_extent()+old_type->ub();
+ ub=((count-1)*stride)+(block_length-1)*old_type->get_extent()+old_type->ub();
}
- if(old_type->flags() & DT_FLAG_DERIVED || stride != blocklen*old_type->get_extent()){
- *new_type = new Type_Hvector(count * (blocklen) * old_type->size(), lb, ub,
- DT_FLAG_DERIVED, count, blocklen, stride, old_type);
+ if(old_type->flags() & DT_FLAG_DERIVED || stride != block_length*old_type->get_extent()){
+ *new_type = new Type_Hvector(count * (block_length) * old_type->size(), lb, ub,
+ DT_FLAG_DERIVED, count, block_length, stride, old_type);
retval=MPI_SUCCESS;
}else{
/* in this situation the data are contiguous thus it's not required to serialize and unserialize it*/
- *new_type = new Datatype(count * blocklen * old_type->size(), 0, count * blocklen * old_type->size(), DT_FLAG_CONTIGUOUS);
+ *new_type = new Datatype(count * block_length * old_type->size(), 0, count * block_length * old_type->size(), DT_FLAG_CONTIGUOUS);
retval=MPI_SUCCESS;
}
return retval;
}
-int Datatype::create_indexed(int count, int* blocklens, int* indices, MPI_Datatype old_type, MPI_Datatype* new_type){
+int Datatype::create_indexed(int count, int* block_lengths, int* indices, MPI_Datatype old_type, MPI_Datatype* new_type){
int size = 0;
bool contiguous=true;
MPI_Aint lb = 0;
MPI_Aint ub = 0;
if(count>0){
lb=indices[0]*old_type->get_extent();
- ub=indices[0]*old_type->get_extent() + blocklens[0]*old_type->ub();
+ ub=indices[0]*old_type->get_extent() + block_lengths[0]*old_type->ub();
}
for (int i = 0; i < count; i++) {
- if (blocklens[i] < 0)
+ if (block_lengths[i] < 0)
return MPI_ERR_ARG;
- size += blocklens[i];
+ size += block_lengths[i];
if(indices[i]*old_type->get_extent()+old_type->lb()<lb)
lb = indices[i]*old_type->get_extent()+old_type->lb();
- if(indices[i]*old_type->get_extent()+blocklens[i]*old_type->ub()>ub)
- ub = indices[i]*old_type->get_extent()+blocklens[i]*old_type->ub();
+ if(indices[i]*old_type->get_extent()+block_lengths[i]*old_type->ub()>ub)
+ ub = indices[i]*old_type->get_extent()+block_lengths[i]*old_type->ub();
- if ( (i< count -1) && (indices[i]+blocklens[i] != indices[i+1]) )
+ if ( (i< count -1) && (indices[i]+block_lengths[i] != indices[i+1]) )
contiguous=false;
}
if(old_type->flags_ & DT_FLAG_DERIVED)
if(!contiguous){
*new_type = new Type_Indexed(size * old_type->size(),lb,ub,
- DT_FLAG_DERIVED|DT_FLAG_DATA, count, blocklens, indices, old_type);
+ DT_FLAG_DERIVED|DT_FLAG_DATA, count, block_lengths, indices, old_type);
}else{
- *new_type = new Type_Contiguous(size * old_type->size(), lb, ub,
- DT_FLAG_DERIVED|DT_FLAG_CONTIGUOUS, size, old_type);
+ Datatype::create_contiguous(size, old_type, lb, new_type);
}
return MPI_SUCCESS;
}
-int Datatype::create_hindexed(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype old_type, MPI_Datatype* new_type){
+int Datatype::create_hindexed(int count, int* block_lengths, MPI_Aint* indices, MPI_Datatype old_type, MPI_Datatype* new_type){
int size = 0;
bool contiguous=true;
MPI_Aint lb = 0;
MPI_Aint ub = 0;
if(count>0){
lb=indices[0] + old_type->lb();
- ub=indices[0] + blocklens[0]*old_type->ub();
+ ub=indices[0] + block_lengths[0]*old_type->ub();
}
for (int i = 0; i < count; i++) {
- if (blocklens[i] < 0)
+ if (block_lengths[i] < 0)
return MPI_ERR_ARG;
- size += blocklens[i];
+ size += block_lengths[i];
if(indices[i]+old_type->lb()<lb)
lb = indices[i]+old_type->lb();
- if(indices[i]+blocklens[i]*old_type->ub()>ub)
- ub = indices[i]+blocklens[i]*old_type->ub();
+ if(indices[i]+block_lengths[i]*old_type->ub()>ub)
+ ub = indices[i]+block_lengths[i]*old_type->ub();
- if ( (i< count -1) && (indices[i]+blocklens[i]*(static_cast<int>(old_type->size())) != indices[i+1]) )
+ if ( (i< count -1) && (indices[i]+block_lengths[i]*(static_cast<int>(old_type->size())) != indices[i+1]) )
contiguous=false;
}
if (old_type->flags_ & DT_FLAG_DERIVED || lb!=0)
if(!contiguous){
*new_type = new Type_Hindexed(size * old_type->size(),lb,ub,
- DT_FLAG_DERIVED|DT_FLAG_DATA, count, blocklens, indices, old_type);
+ DT_FLAG_DERIVED|DT_FLAG_DATA, count, block_lengths, indices, old_type);
}else{
- *new_type = new Type_Contiguous(size * old_type->size(), lb, ub,
- DT_FLAG_DERIVED|DT_FLAG_CONTIGUOUS, size, old_type);
+ Datatype::create_contiguous(size, old_type, lb, new_type);
}
return MPI_SUCCESS;
}
-int Datatype::create_struct(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype* old_types, MPI_Datatype* new_type){
+int Datatype::create_struct(int count, int* block_lengths, MPI_Aint* indices, MPI_Datatype* old_types, MPI_Datatype* new_type){
size_t size = 0;
bool contiguous=true;
size = 0;
MPI_Aint ub = 0;
if(count>0){
lb=indices[0] + old_types[0]->lb();
- ub=indices[0] + blocklens[0]*old_types[0]->ub();
+ ub=indices[0] + block_lengths[0]*old_types[0]->ub();
}
bool forced_lb=false;
bool forced_ub=false;
for (int i = 0; i < count; i++) {
- if (blocklens[i]<0)
+ if (block_lengths[i]<0)
return MPI_ERR_ARG;
if (old_types[i]->flags_ & DT_FLAG_DERIVED)
contiguous=false;
- size += blocklens[i]*old_types[i]->size();
+ size += block_lengths[i]*old_types[i]->size();
if (old_types[i]==MPI_LB){
lb=indices[i];
forced_lb=true;
if(!forced_lb && indices[i]+old_types[i]->lb()<lb)
lb = indices[i];
- if(!forced_ub && indices[i]+blocklens[i]*old_types[i]->ub()>ub)
- ub = indices[i]+blocklens[i]*old_types[i]->ub();
+ if(!forced_ub && indices[i]+block_lengths[i]*old_types[i]->ub()>ub)
+ ub = indices[i]+block_lengths[i]*old_types[i]->ub();
- if ( (i< count -1) && (indices[i]+blocklens[i]*static_cast<int>(old_types[i]->size()) != indices[i+1]) )
+ if ( (i< count -1) && (indices[i]+block_lengths[i]*static_cast<int>(old_types[i]->size()) != indices[i+1]) )
contiguous=false;
}
if(!contiguous){
*new_type = new Type_Struct(size, lb,ub, DT_FLAG_DERIVED|DT_FLAG_DATA,
- count, blocklens, indices, old_types);
+ count, block_lengths, indices, old_types);
}else{
- *new_type = new Type_Contiguous(size, lb, ub,
- DT_FLAG_DERIVED|DT_FLAG_CONTIGUOUS, size, MPI_CHAR);
+ Datatype::create_contiguous(size, MPI_CHAR, lb, new_type);
}
return MPI_SUCCESS;
}
-
-
-Type_Contiguous::Type_Contiguous(int size, int lb, int ub, int flags, int block_count, MPI_Datatype old_type): Datatype(size, lb, ub, flags), block_count_(block_count), old_type_(old_type){
- old_type_->use();
-}
-
-Type_Contiguous::~Type_Contiguous(){
- old_type_->unuse();
+Datatype* Datatype::f2c(int id){
+ return static_cast<Datatype*>(F2C::f2c(id));
}
-void Type_Contiguous::use(){
- old_type_->use();
-};
-
-void Type_Contiguous::serialize( void* noncontiguous_buf, void *contiguous_buf,
- int count){
- char* contiguous_buf_char = static_cast<char*>(contiguous_buf);
- char* noncontiguous_buf_char = static_cast<char*>(noncontiguous_buf)+lb_;
- memcpy(contiguous_buf_char, noncontiguous_buf_char, count * block_count_ * old_type_->size());
-}
-void Type_Contiguous::unserialize( void* contiguous_buf, void *noncontiguous_buf,
- int count, MPI_Op op){
- char* contiguous_buf_char = static_cast<char*>(contiguous_buf);
- char* noncontiguous_buf_char = static_cast<char*>(noncontiguous_buf)+lb_;
- int n= count*block_count_;
- if(op!=MPI_OP_NULL)
- op->apply( contiguous_buf_char, noncontiguous_buf_char, &n, old_type_);
-}
-
-
-
-
-Type_Vector::Type_Vector(int size,int lb, int ub, int flags, int count, int blocklen, int stride, MPI_Datatype old_type): Datatype(size, lb, ub, flags), block_count_(count), block_length_(blocklen),block_stride_(stride), old_type_(old_type){
-old_type_->use();
-}
-
-Type_Vector::~Type_Vector(){
- old_type_->unuse();
-}
-
-void Type_Vector::use(){
- old_type_->use();
-}
-
-
-void Type_Vector::serialize( void* noncontiguous_buf, void *contiguous_buf,
- int count){
- int i;
- char* contiguous_buf_char = static_cast<char*>(contiguous_buf);
- char* noncontiguous_buf_char = static_cast<char*>(noncontiguous_buf);
-
- for (i = 0; i < block_count_ * count; i++) {
- if (!(old_type_->flags() & DT_FLAG_DERIVED))
- memcpy(contiguous_buf_char, noncontiguous_buf_char, block_length_ * old_type_->size());
- else
- old_type_->serialize(noncontiguous_buf_char, contiguous_buf_char, block_length_);
-
- contiguous_buf_char += block_length_*old_type_->size();
- if((i+1)%block_count_ ==0)
- noncontiguous_buf_char += block_length_*old_type_->get_extent();
- else
- noncontiguous_buf_char += block_stride_*old_type_->get_extent();
- }
-}
-
-void Type_Vector::unserialize( void* contiguous_buf, void *noncontiguous_buf,
- int count, MPI_Op op){
- int i;
- char* contiguous_buf_char = static_cast<char*>(contiguous_buf);
- char* noncontiguous_buf_char = static_cast<char*>(noncontiguous_buf);
-
- for (i = 0; i < block_count_ * count; i++) {
- if (!(old_type_->flags() & DT_FLAG_DERIVED)){
- if(op != MPI_OP_NULL)
- op->apply(contiguous_buf_char, noncontiguous_buf_char, &block_length_,
- old_type_);
- }else
- old_type_->unserialize(contiguous_buf_char, noncontiguous_buf_char, block_length_, op);
-
- contiguous_buf_char += block_length_*old_type_->size();
- if((i+1)%block_count_ ==0)
- noncontiguous_buf_char += block_length_*old_type_->get_extent();
- else
- noncontiguous_buf_char += block_stride_*old_type_->get_extent();
- }
-}
-
-Type_Hvector::Type_Hvector(int size,int lb, int ub, int flags, int count, int blocklen, MPI_Aint stride, MPI_Datatype old_type): Datatype(size, lb, ub, flags), block_count_(count), block_length_(blocklen), block_stride_(stride), old_type_(old_type){
- old_type->use();
-}
-Type_Hvector::~Type_Hvector(){
- old_type_->unuse();
-}
-void Type_Hvector::use(){
- old_type_->use();
-}
-
-void Type_Hvector::serialize( void* noncontiguous_buf, void *contiguous_buf,
- int count){
- int i;
- char* contiguous_buf_char = static_cast<char*>(contiguous_buf);
- char* noncontiguous_buf_char = static_cast<char*>(noncontiguous_buf);
-
- for (i = 0; i < block_count_ * count; i++) {
- if (!(old_type_->flags() & DT_FLAG_DERIVED))
- memcpy(contiguous_buf_char, noncontiguous_buf_char, block_length_ * old_type_->size());
- else
- old_type_->serialize( noncontiguous_buf_char, contiguous_buf_char, block_length_);
-
- contiguous_buf_char += block_length_*old_type_->size();
- if((i+1)%block_count_ ==0)
- noncontiguous_buf_char += block_length_*old_type_->size();
- else
- noncontiguous_buf_char += block_stride_;
- }
-}
-
-
-void Type_Hvector::unserialize( void* contiguous_buf, void *noncontiguous_buf,
- int count, MPI_Op op){
- int i;
- char* contiguous_buf_char = static_cast<char*>(contiguous_buf);
- char* noncontiguous_buf_char = static_cast<char*>(noncontiguous_buf);
-
- for (i = 0; i < block_count_ * count; i++) {
- if (!(old_type_->flags() & DT_FLAG_DERIVED)){
- if(op!=MPI_OP_NULL)
- op->apply( contiguous_buf_char, noncontiguous_buf_char, &block_length_, old_type_);
- }else
- old_type_->unserialize( contiguous_buf_char, noncontiguous_buf_char, block_length_, op);
- contiguous_buf_char += block_length_*old_type_->size();
- if((i+1)%block_count_ ==0)
- noncontiguous_buf_char += block_length_*old_type_->size();
- else
- noncontiguous_buf_char += block_stride_;
- }
-}
-
-Type_Indexed::Type_Indexed(int size,int lb, int ub, int flags, int count, int* blocklens, int* indices, MPI_Datatype old_type): Datatype(size, lb, ub, flags), block_count_(count), block_lengths_(blocklens), block_indices_(indices), old_type_(old_type){
- old_type->use();
-}
-
-Type_Indexed::~Type_Indexed(){
- old_type_->unuse();
- if(in_use_==0){
- xbt_free(block_lengths_);
- xbt_free(block_indices_);
- }
-}
-
-void Type_Indexed::use(){
- old_type_->use();
-}
-
-void Type_Indexed::serialize( void* noncontiguous_buf, void *contiguous_buf,
- int count){
- char* contiguous_buf_char = static_cast<char*>(contiguous_buf);
- char* noncontiguous_buf_char = static_cast<char*>(noncontiguous_buf)+block_indices_[0] * old_type_->size();
- for (int j = 0; j < count; j++) {
- for (int i = 0; i < block_count_; i++) {
- if (!(old_type_->flags() & DT_FLAG_DERIVED))
- memcpy(contiguous_buf_char, noncontiguous_buf_char, block_lengths_[i] * old_type_->size());
- else
- old_type_->serialize( noncontiguous_buf_char, contiguous_buf_char, block_lengths_[i]);
-
- contiguous_buf_char += block_lengths_[i]*old_type_->size();
- if (i<block_count_-1)
- noncontiguous_buf_char =
- static_cast<char*>(noncontiguous_buf) + block_indices_[i+1]*old_type_->get_extent();
- else
- noncontiguous_buf_char += block_lengths_[i]*old_type_->get_extent();
- }
- noncontiguous_buf=static_cast< void*>(noncontiguous_buf_char);
- }
-}
-
-
-void Type_Indexed::unserialize( void* contiguous_buf, void *noncontiguous_buf,
- int count, MPI_Op op){
- char* contiguous_buf_char = static_cast<char*>(contiguous_buf);
- char* noncontiguous_buf_char =
- static_cast<char*>(noncontiguous_buf)+block_indices_[0]*old_type_->get_extent();
- for (int j = 0; j < count; j++) {
- for (int i = 0; i < block_count_; i++) {
- if (!(old_type_->flags() & DT_FLAG_DERIVED)){
- if(op!=MPI_OP_NULL)
- op->apply( contiguous_buf_char, noncontiguous_buf_char, &block_lengths_[i],
- old_type_);
- }else
- old_type_->unserialize( contiguous_buf_char,noncontiguous_buf_char,block_lengths_[i], op);
-
- contiguous_buf_char += block_lengths_[i]*old_type_->size();
- if (i<block_count_-1)
- noncontiguous_buf_char =
- static_cast<char*>(noncontiguous_buf) + block_indices_[i+1]*old_type_->get_extent();
- else
- noncontiguous_buf_char += block_lengths_[i]*old_type_->get_extent();
- }
- noncontiguous_buf=static_cast<void*>(noncontiguous_buf_char);
- }
-}
-
-Type_Hindexed::Type_Hindexed(int size,int lb, int ub, int flags, int count, int* blocklens, MPI_Aint* indices, MPI_Datatype old_type): Datatype(size, lb, ub, flags), block_count_(count), block_lengths_(blocklens), block_indices_(indices), old_type_(old_type){
- old_type_->use();
-}
-
- Type_Hindexed::~Type_Hindexed(){
- old_type_->unuse();
- if(in_use_==0){
- xbt_free(block_lengths_);
- xbt_free(block_indices_);
- }
-}
-
-void Type_Hindexed::use(){
- old_type_->use();
-}
-void Type_Hindexed::serialize( void* noncontiguous_buf, void *contiguous_buf,
- int count){
- char* contiguous_buf_char = static_cast<char*>(contiguous_buf);
- char* noncontiguous_buf_char = static_cast<char*>(noncontiguous_buf)+ block_indices_[0];
- for (int j = 0; j < count; j++) {
- for (int i = 0; i < block_count_; i++) {
- if (!(old_type_->flags() & DT_FLAG_DERIVED))
- memcpy(contiguous_buf_char, noncontiguous_buf_char, block_lengths_[i] * old_type_->size());
- else
- old_type_->serialize(noncontiguous_buf_char, contiguous_buf_char,block_lengths_[i]);
-
- contiguous_buf_char += block_lengths_[i]*old_type_->size();
- if (i<block_count_-1)
- noncontiguous_buf_char = static_cast<char*>(noncontiguous_buf) + block_indices_[i+1];
- else
- noncontiguous_buf_char += block_lengths_[i]*old_type_->get_extent();
- }
- noncontiguous_buf=static_cast<void*>(noncontiguous_buf_char);
- }
-}
-
-void Type_Hindexed::unserialize( void* contiguous_buf, void *noncontiguous_buf,
- int count, MPI_Op op){
- char* contiguous_buf_char = static_cast<char*>(contiguous_buf);
- char* noncontiguous_buf_char = static_cast<char*>(noncontiguous_buf)+ block_indices_[0];
- for (int j = 0; j < count; j++) {
- for (int i = 0; i < block_count_; i++) {
- if (!(old_type_->flags() & DT_FLAG_DERIVED)){
- if(op!=MPI_OP_NULL)
- op->apply( contiguous_buf_char, noncontiguous_buf_char, &block_lengths_[i],
- old_type_);
- }else
- old_type_->unserialize( contiguous_buf_char,noncontiguous_buf_char,block_lengths_[i], op);
-
- contiguous_buf_char += block_lengths_[i]*old_type_->size();
- if (i<block_count_-1)
- noncontiguous_buf_char = static_cast<char*>(noncontiguous_buf) + block_indices_[i+1];
- else
- noncontiguous_buf_char += block_lengths_[i]*old_type_->get_extent();
- }
- noncontiguous_buf=static_cast<void*>(noncontiguous_buf_char);
- }
-}
-
-Type_Struct::Type_Struct(int size,int lb, int ub, int flags, int count, int* blocklens, MPI_Aint* indices, MPI_Datatype* old_types): Datatype(size, lb, ub, flags), block_count_(count), block_lengths_(blocklens), block_indices_(indices), old_types_(old_types){
- for (int i = 0; i < count; i++) {
- old_types_[i]->use();
- }
-}
-
-Type_Struct::~Type_Struct(){
- for (int i = 0; i < block_count_; i++) {
- old_types_[i]->unuse();
- }
- if(in_use_==0){
- xbt_free(block_lengths_);
- xbt_free(block_indices_);
- xbt_free(old_types_);
- }
-}
-
-void Type_Struct::use(){
- for (int i = 0; i < block_count_; i++) {
- old_types_[i]->use();
- }
-}
-
-void Type_Struct::serialize( void* noncontiguous_buf, void *contiguous_buf,
- int count){
- char* contiguous_buf_char = static_cast<char*>(contiguous_buf);
- char* noncontiguous_buf_char = static_cast<char*>(noncontiguous_buf)+ block_indices_[0];
- for (int j = 0; j < count; j++) {
- for (int i = 0; i < block_count_; i++) {
- if (!(old_types_[i]->flags() & DT_FLAG_DERIVED))
- memcpy(contiguous_buf_char, noncontiguous_buf_char, block_lengths_[i] * old_types_[i]->size());
- else
- old_types_[i]->serialize( noncontiguous_buf_char,contiguous_buf_char,block_lengths_[i]);
-
-
- contiguous_buf_char += block_lengths_[i]*old_types_[i]->size();
- if (i<block_count_-1)
- noncontiguous_buf_char = static_cast<char*>(noncontiguous_buf) + block_indices_[i+1];
- else //let's hope this is MPI_UB ?
- noncontiguous_buf_char += block_lengths_[i]*old_types_[i]->get_extent();
- }
- noncontiguous_buf=static_cast<void*>(noncontiguous_buf_char);
- }
-}
-
-void Type_Struct::unserialize( void* contiguous_buf, void *noncontiguous_buf,
- int count, MPI_Op op){
- char* contiguous_buf_char = static_cast<char*>(contiguous_buf);
- char* noncontiguous_buf_char = static_cast<char*>(noncontiguous_buf)+ block_indices_[0];
- for (int j = 0; j < count; j++) {
- for (int i = 0; i < block_count_; i++) {
- if (!(old_types_[i]->flags() & DT_FLAG_DERIVED)){
- if(op!=MPI_OP_NULL)
- op->apply( contiguous_buf_char, noncontiguous_buf_char, &block_lengths_[i], old_types_[i]);
- }else
- old_types_[i]->unserialize( contiguous_buf_char, noncontiguous_buf_char,block_lengths_[i], op);
-
- contiguous_buf_char += block_lengths_[i]*old_types_[i]->size();
- if (i<block_count_-1)
- noncontiguous_buf_char = static_cast<char*>(noncontiguous_buf) + block_indices_[i+1];
- else
- noncontiguous_buf_char += block_lengths_[i]*old_types_[i]->get_extent();
- }
- noncontiguous_buf=reinterpret_cast<void*>(noncontiguous_buf_char);
- }
-}
}
}