CREATE_MPI_DATATYPE(MPI_PACKED, 53, char);
// Internal use only
CREATE_MPI_DATATYPE(MPI_PTR, 54, void*);
+CREATE_MPI_DATATYPE(MPI_COUNT, 55, long long);
+
namespace simgrid{
namespace smpi{
strncpy(name, name_, *length+1);
}
-void Datatype::set_name(char* name){
+void Datatype::set_name(const char* name){
if(name_!=nullptr && (flags_ & DT_FLAG_PREDEFINED) == 0)
xbt_free(name_);
name_ = xbt_strdup(name);
}
-int Datatype::pack(void* inbuf, int incount, void* outbuf, int outcount, int* position,MPI_Comm comm){
+int Datatype::pack(const void* inbuf, int incount, void* outbuf, int outcount, int* position, MPI_Comm)
+{
if (outcount - *position < incount*static_cast<int>(size_))
- return MPI_ERR_BUFFER;
+ return MPI_ERR_OTHER;
Datatype::copy(inbuf, incount, this, static_cast<char*>(outbuf) + *position, outcount, MPI_CHAR);
*position += incount * size_;
return MPI_SUCCESS;
}
-int Datatype::unpack(void* inbuf, int insize, int* position, void* outbuf, int outcount,MPI_Comm comm){
+int Datatype::unpack(const void* inbuf, int insize, int* position, void* outbuf, int outcount, MPI_Comm)
+{
if (outcount*static_cast<int>(size_)> insize)
- return MPI_ERR_BUFFER;
- Datatype::copy(static_cast<char*>(inbuf) + *position, insize, MPI_CHAR, outbuf, outcount, this);
+ return MPI_ERR_OTHER;
+ Datatype::copy(static_cast<const char*>(inbuf) + *position, insize, MPI_CHAR, outbuf, outcount, this);
*position += outcount * size_;
return MPI_SUCCESS;
}
-int Datatype::copy(void *sendbuf, int sendcount, MPI_Datatype sendtype,
+int Datatype::copy(const void *sendbuf, int sendcount, MPI_Datatype sendtype,
void *recvbuf, int recvcount, MPI_Datatype recvtype){
// FIXME Handle the case of a partial shared malloc.
sendcount *= sendtype->size();
recvcount *= recvtype->size();
int count = sendcount < recvcount ? sendcount : recvcount;
-
+ XBT_DEBUG("Copying %d bytes from %p to %p", count, sendbuf, recvbuf);
if (not(sendtype->flags() & DT_FLAG_DERIVED) && not(recvtype->flags() & DT_FLAG_DERIVED)) {
if (not smpi_process()->replaying())
memcpy(recvbuf, sendbuf, count);
}
//Default serialization method : memcpy.
-void Datatype::serialize(void* noncontiguous_buf, void* contiguous_buf, int count)
+void Datatype::serialize(const 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_;
+ const char* noncontiguous_buf_char = static_cast<const char*>(noncontiguous_buf)+lb_;
memcpy(contiguous_buf_char, noncontiguous_buf_char, count*size_);
}
-void Datatype::unserialize( void* contiguous_buf, void *noncontiguous_buf, int count, MPI_Op op){
- char* contiguous_buf_char = static_cast<char*>(contiguous_buf);
+void Datatype::unserialize(const void* contiguous_buf, void *noncontiguous_buf, int count, MPI_Op op){
+ const char* contiguous_buf_char = static_cast<const char*>(contiguous_buf);
char* noncontiguous_buf_char = static_cast<char*>(noncontiguous_buf)+lb_;
int n=count;
if(op!=MPI_OP_NULL)
return retval;
}
-int Datatype::create_indexed(int count, int* block_lengths, int* indices, MPI_Datatype old_type, MPI_Datatype* new_type){
+int Datatype::create_indexed(int count, const int* block_lengths, const int* indices, MPI_Datatype old_type, MPI_Datatype* new_type){
int size = 0;
bool contiguous=true;
MPI_Aint lb = 0;
return MPI_SUCCESS;
}
-int Datatype::create_hindexed(int count, int* block_lengths, MPI_Aint* indices, MPI_Datatype old_type, MPI_Datatype* new_type){
+int Datatype::create_hindexed(int count, const int* block_lengths, const MPI_Aint* indices, MPI_Datatype old_type, MPI_Datatype* new_type){
int size = 0;
bool contiguous=true;
MPI_Aint lb = 0;
return MPI_SUCCESS;
}
-int Datatype::create_struct(int count, int* block_lengths, MPI_Aint* indices, MPI_Datatype* old_types, MPI_Datatype* new_type){
+int Datatype::create_struct(int count, const int* block_lengths, const MPI_Aint* indices, const MPI_Datatype* old_types, MPI_Datatype* new_type){
size_t size = 0;
bool contiguous=true;
size = 0;
return MPI_SUCCESS;
}
-int Datatype::create_subarray(int ndims, int* array_of_sizes,
- int* array_of_subsizes, int* array_of_starts,
+int Datatype::create_subarray(int ndims, const int* array_of_sizes,
+ const int* array_of_subsizes, const int* array_of_starts,
int order, MPI_Datatype oldtype, MPI_Datatype *newtype){
MPI_Datatype tmp;