static std::unordered_map<std::string, simgrid::smpi::Datatype*> id2type_lookup;
#define CREATE_MPI_DATATYPE(name, id, type) \
- static simgrid::smpi::Datatype mpi_##name((char*)#name, id, sizeof(type), /* size */ \
- 0, /* lb */ \
- sizeof(type), /* ub = lb + size */ \
- DT_FLAG_BASIC /* flags */ \
- ); \
- const MPI_Datatype name = &mpi_##name;
+ static simgrid::smpi::Datatype _XBT_CONCAT(mpi_, name)((char*)_XBT_STRINGIFY(name), id, sizeof(type), /* size */ \
+ 0, /* lb */ \
+ sizeof(type), /* ub = lb + size */ \
+ DT_FLAG_BASIC /* flags */ \
+ ); \
+ const MPI_Datatype name = &_XBT_CONCAT(mpi_, name);
#define CREATE_MPI_DATATYPE_NULL(name, id) \
- static simgrid::smpi::Datatype mpi_##name((char*)#name, id, 0, /* size */ \
- 0, /* lb */ \
- 0, /* ub = lb + size */ \
- DT_FLAG_BASIC /* flags */ \
- ); \
- const MPI_Datatype name = &mpi_##name;
+ static simgrid::smpi::Datatype _XBT_CONCAT(mpi_, name)((char*)_XBT_STRINGIFY(name), id, 0, /* size */ \
+ 0, /* lb */ \
+ 0, /* ub = lb + size */ \
+ DT_FLAG_BASIC /* flags */ \
+ ); \
+ const MPI_Datatype name = &_XBT_CONCAT(mpi_, name);
// Predefined data types
CREATE_MPI_DATATYPE(MPI_CHAR, 2, char);
CREATE_MPI_DATATYPE(MPI_REAL8, 40, double);
CREATE_MPI_DATATYPE(MPI_REAL16, 41, long double);
CREATE_MPI_DATATYPE_NULL(MPI_DATATYPE_NULL, -1);
-CREATE_MPI_DATATYPE_NULL(MPI_COMPLEX8, 42);
-CREATE_MPI_DATATYPE_NULL(MPI_COMPLEX16, 43);
-CREATE_MPI_DATATYPE_NULL(MPI_COMPLEX32, 44);
+CREATE_MPI_DATATYPE(MPI_COMPLEX8, 42, float_float);
+CREATE_MPI_DATATYPE(MPI_COMPLEX16, 43, double_double);
+CREATE_MPI_DATATYPE(MPI_COMPLEX32, 44, double_double);
CREATE_MPI_DATATYPE(MPI_INTEGER1, 45, int);
CREATE_MPI_DATATYPE(MPI_INTEGER2, 46, int16_t);
CREATE_MPI_DATATYPE(MPI_INTEGER4, 47, int32_t);
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{
{
flags_ &= ~DT_FLAG_PREDEFINED;
*ret = MPI_SUCCESS;
- if(datatype->name_)
- name_ = xbt_strdup(datatype->name_);
if (not datatype->attributes()->empty()) {
int flag=0;
}
void Datatype::get_name(char* name, int* length){
- *length = strlen(name_);
- strncpy(name, name_, *length+1);
+ if(name_!=nullptr){
+ *length = strlen(name_);
+ strncpy(name, name_, *length+1);
+ }else{
+ *length = 0;
+ }
}
-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_OTHER;
Datatype::copy(inbuf, incount, this, static_cast<char*>(outbuf) + *position, outcount, MPI_CHAR);
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_OTHER;
- Datatype::copy(static_cast<char*>(inbuf) + *position, insize, MPI_CHAR, outbuf, outcount, this);
+ 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.
}
//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;