#define DT_FLAG_DATA 0x0100 /**< data or control structure */
#define DT_FLAG_ONE_SIDED 0x0200 /**< datatype can be used for one sided operations */
#define DT_FLAG_UNAVAILABLE 0x0400 /**< datatypes unavailable on the build (OS or compiler dependant) */
-#define DT_FLAG_VECTOR 0x0800 /**< valid only for loops. The loop contain only one element
- **< without extent. It correspond to the vector type. */
+#define DT_FLAG_DERIVED 0x0800 /**< is the datatype derived ? */
/*
* We should make the difference here between the predefined contiguous and non contiguous
* datatypes. The DT_FLAG_BASIC is held by all predefined contiguous datatypes.
*/
#define DT_FLAG_BASIC (DT_FLAG_PREDEFINED | DT_FLAG_CONTIGUOUS | DT_FLAG_NO_GAPS | DT_FLAG_DATA | DT_FLAG_COMMITED)
+extern const MPI_Datatype MPI_PTR;
+
+//The following are datatypes for the MPI functions MPI_MAXLOC and MPI_MINLOC.
+typedef struct {
+ float value;
+ int index;
+} float_int;
+typedef struct {
+ float value;
+ float index;
+} float_float;
+typedef struct {
+ long value;
+ long index;
+} long_long;
+typedef struct {
+ double value;
+ double index;
+} double_double;
+typedef struct {
+ long value;
+ int index;
+} long_int;
+typedef struct {
+ double value;
+ int index;
+} double_int;
+typedef struct {
+ short value;
+ int index;
+} short_int;
+typedef struct {
+ int value;
+ int index;
+} int_int;
+typedef struct {
+ long double value;
+ int index;
+} long_double_int;
+typedef struct {
+ int64_t value;
+ int64_t index;
+} integer128_t;
+
+
namespace simgrid{
namespace smpi{
-class Datatype{
-//TODO: remove
- public:
+class Datatype : public F2C{
+ protected:
char* name_;
size_t size_;
MPI_Aint lb_;
int flags_;
xbt_dict_t attributes_;
int in_use_;
-
public:
- Datatype(int size,int lb, int ub, int flags);
- Datatype(char* name, int size,int lb, int ub, int flags);
- Datatype(Datatype &datatype);
- ~Datatype();
+ static MPI_Datatype null_id_;
+
+ Datatype(int size,MPI_Aint lb, MPI_Aint ub, int flags);
+ Datatype(char* name, int size,MPI_Aint lb, MPI_Aint ub, int flags);
+ Datatype(Datatype *datatype, int* ret);
+ virtual ~Datatype();
void use();
void unuse();
void commit();
void set_name(char* name);
static int copy(void *sendbuf, int sendcount, MPI_Datatype sendtype,
void *recvbuf, int recvcount, MPI_Datatype recvtype);
- virtual void serialize( void* noncontiguous_vector, void *contiguous_vector,
- int count, void *type);
- virtual void unserialize( void* contiguous_vector, void *noncontiguous_vector,
- int count, void *type, MPI_Op op);
+ virtual void serialize( void* noncontiguous, void *contiguous,
+ int count);
+ virtual void unserialize( void* contiguous, void *noncontiguous,
+ int count, MPI_Op op);
int attr_delete(int keyval);
int attr_get(int keyval, void* attr_value, int* flag);
int attr_put(int keyval, void* attr_value);
static int keyval_free(int* keyval);
int pack(void* inbuf, int incount, void* outbuf, int outcount, int* position, MPI_Comm comm);
int unpack(void* inbuf, int insize, int* position, void* outbuf, int outcount, MPI_Comm comm);
-};
-class Type_Contiguous:Datatype{
-};
-class Type_Vector:Datatype{
-};
+ static int create_contiguous(int count, MPI_Datatype old_type, MPI_Aint lb, MPI_Datatype* new_type);
+ static int create_vector(int count, int blocklen, int stride, MPI_Datatype old_type, MPI_Datatype* new_type);
+ static int create_hvector(int count, int blocklen, MPI_Aint stride, MPI_Datatype old_type, MPI_Datatype* new_type);
+ static int create_indexed(int count, int* blocklens, int* indices, MPI_Datatype old_type, MPI_Datatype* new_type);
+ static int create_hindexed(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype old_type, MPI_Datatype* new_type);
+ static int create_struct(int count, int* blocklens, MPI_Aint* indices, MPI_Datatype* old_types, MPI_Datatype* new_type);
-class Type_Hvector:Datatype{
+ static Datatype* f2c(int id);
};
-class Type_Indexed:Datatype{
-};
-
-class Type_Hindexed:Datatype{
-};
-
-class Type_Struct:Datatype{
-};
-
-
}
}
