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// -*- c++ -*-
//
// Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
// University Research and Technology
// Corporation. All rights reserved.
// Copyright (c) 2004-2005 The University of Tennessee and The University
// of Tennessee Research Foundation. All rights
// reserved.
// Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
// University of Stuttgart. All rights reserved.
// Copyright (c) 2004-2005 The Regents of the University of California.
// All rights reserved.
// Copyright (c) 2006-2008 Sun Microsystems, Inc. All rights reserved.
// Copyright (c) 2011 FUJITSU LIMITED. All rights reserved.
// $COPYRIGHT$
//
// Additional copyrights may follow
//
// $HEADER$
//
//
// Point-to-Point Communication
//
inline MPI::Datatype
MPI::Datatype::Create_contiguous(int count) const
{
MPI_Datatype newtype;
(void)MPI_Type_contiguous(count, mpi_datatype, &newtype);
return newtype;
}
inline MPI::Datatype
MPI::Datatype::Create_vector(int count, int blocklength,
int stride) const
{
MPI_Datatype newtype;
(void)MPI_Type_vector(count, blocklength, stride, mpi_datatype, &newtype);
return newtype;
}
inline MPI::Datatype
MPI::Datatype::Create_indexed(int count,
const int array_of_blocklengths[],
const int array_of_displacements[]) const
{
MPI_Datatype newtype;
(void)MPI_Type_indexed(count, const_cast<int *>(array_of_blocklengths),
const_cast<int *>(array_of_displacements), mpi_datatype, &newtype);
return newtype;
}
inline MPI::Datatype
MPI::Datatype::Create_struct(int count, const int array_of_blocklengths[],
const MPI::Aint array_of_displacements[],
const MPI::Datatype array_of_types[])
{
MPI_Datatype newtype;
int i;
MPI_Datatype* type_array = new MPI_Datatype[count];
for (i=0; i < count; i++)
type_array[i] = array_of_types[i];
(void)MPI_Type_create_struct(count, const_cast<int *>(array_of_blocklengths),
const_cast<MPI_Aint*>(array_of_displacements),
type_array, &newtype);
delete[] type_array;
return newtype;
}
inline MPI::Datatype
MPI::Datatype::Create_hindexed(int count, const int array_of_blocklengths[],
const MPI::Aint array_of_displacements[]) const
{
MPI_Datatype newtype;
(void)MPI_Type_create_hindexed(count, const_cast<int *>(array_of_blocklengths),
const_cast<MPI_Aint*>(array_of_displacements),
mpi_datatype, &newtype) ;
return newtype;
}
inline MPI::Datatype
MPI::Datatype::Create_hvector(int count, int blocklength,
MPI::Aint stride) const
{
MPI_Datatype newtype;
(void)MPI_Type_create_hvector(count, blocklength, (MPI_Aint)stride,
mpi_datatype, &newtype);
return newtype;
}
inline MPI::Datatype
MPI::Datatype::Create_indexed_block(int count, int blocklength,
const int array_of_displacements[]) const
{
MPI_Datatype newtype;
(void)MPI_Type_create_indexed_block(count, blocklength, const_cast<int *>(array_of_displacements),
mpi_datatype, &newtype);
return newtype;
}
inline MPI::Datatype
MPI::Datatype::Create_resized(const MPI::Aint lb, const MPI::Aint extent) const
{
MPI_Datatype newtype;
(void) MPI_Type_create_resized(mpi_datatype, lb, extent, &newtype);
return(newtype);
}
inline int
MPI::Datatype::Get_size() const
{
int size;
(void)MPI_Type_size(mpi_datatype, &size);
return size;
}
inline void
MPI::Datatype::Get_extent(MPI::Aint& lb, MPI::Aint& extent) const
{
(void)MPI_Type_get_extent(mpi_datatype, &lb, &extent);
}
inline void
MPI::Datatype::Get_true_extent(MPI::Aint& lb, MPI::Aint& extent) const
{
(void) MPI_Type_get_true_extent(mpi_datatype, &lb, &extent);
}
inline void
MPI::Datatype::Commit()
{
(void)MPI_Type_commit(&mpi_datatype);
}
inline void
MPI::Datatype::Pack(const void* inbuf, int incount,
void *outbuf, int outsize,
int& position, const MPI::Comm &comm) const
{
(void)MPI_Pack(const_cast<void *>(inbuf), incount, mpi_datatype, outbuf,
outsize, &position, comm);
}
inline void
MPI::Datatype::Unpack(const void* inbuf, int insize,
void *outbuf, int outcount, int& position,
const MPI::Comm& comm) const
{
(void)MPI_Unpack(const_cast<void *>(inbuf), insize, &position,
outbuf, outcount, mpi_datatype, comm);
}
inline int
MPI::Datatype::Pack_size(int incount, const MPI::Comm& comm) const
{
int size;
(void)MPI_Pack_size(incount, mpi_datatype, comm, &size);
return size;
}
inline void
MPI::Datatype::Pack_external(const char* datarep, const void* inbuf, int incount,
void* outbuf, MPI::Aint outsize, MPI::Aint& position) const
{
(void)MPI_Pack_external(const_cast<char *>(datarep), const_cast<void *>(inbuf),
incount, mpi_datatype, outbuf, outsize, &position);
}
inline MPI::Aint
MPI::Datatype::Pack_external_size(const char* datarep, int incount) const
{
MPI_Aint addr;
(void)MPI_Pack_external_size(const_cast<char *>(datarep), incount, mpi_datatype, &addr);
return addr;
}
inline void
MPI::Datatype::Unpack_external(const char* datarep, const void* inbuf,
MPI::Aint insize, MPI::Aint& position, void* outbuf, int outcount) const
{
(void)MPI_Unpack_external(const_cast<char *>(datarep), const_cast<void *>(inbuf),
insize, &position, outbuf, outcount, mpi_datatype);
}
//
// Miscellany
//
inline MPI::Datatype
MPI::Datatype::Create_subarray(int ndims, const int array_of_sizes[],
const int array_of_subsizes[],
const int array_of_starts[], int order)
const
{
MPI_Datatype type;
(void) MPI_Type_create_subarray(ndims, const_cast<int *>(array_of_sizes),
const_cast<int *>(array_of_subsizes),
const_cast<int *>(array_of_starts),
order, mpi_datatype, &type);
return type;
}
inline MPI::Datatype
MPI::Datatype::Create_darray(int size, int rank, int ndims,
const int array_of_gsizes[], const int array_of_distribs[],
const int array_of_dargs[], const int array_of_psizes[],
int order) const
{
MPI_Datatype type;
(void) MPI_Type_create_darray(size, rank, ndims,
const_cast<int *>(array_of_gsizes),
const_cast<int *>(array_of_distribs),
const_cast<int *>(array_of_dargs),
const_cast<int *>(array_of_psizes),
order, mpi_datatype, &type);
return type;
}
inline MPI::Datatype
MPI::Datatype::Create_f90_complex(int p, int r)
{
MPI_Datatype type;
(void) MPI_Type_create_f90_complex(p, r, &type);
return type;
}
inline MPI::Datatype
MPI::Datatype::Create_f90_integer(int r)
{
MPI_Datatype type;
(void) MPI_Type_create_f90_integer(r, &type);
return type;
}
inline MPI::Datatype
MPI::Datatype::Create_f90_real(int p, int r)
{
MPI_Datatype type;
(void) MPI_Type_create_f90_real(p, r, &type);
return type;
}
inline MPI::Datatype
MPI::Datatype::Match_size(int typeclass, int size)
{
MPI_Datatype type;
(void) MPI_Type_match_size(typeclass, size, &type);
return type;
}
//
// External Interfaces
//
inline MPI::Datatype
MPI::Datatype::Dup() const
{
MPI_Datatype type;
(void) MPI_Type_dup(mpi_datatype, &type);
return type;
}
// 1) original Create_keyval that takes the first 2 arguments as C++
// functions
inline int
MPI::Datatype::Create_keyval(MPI::Datatype::Copy_attr_function* type_copy_attr_fn,
MPI::Datatype::Delete_attr_function* type_delete_attr_fn,
void* extra_state)
{
// Back-end function does the heavy lifting
int ret, keyval;
ret = do_create_keyval(NULL, NULL,
type_copy_attr_fn, type_delete_attr_fn,
extra_state, keyval);
return (MPI_SUCCESS == ret) ? keyval : ret;
}
// 2) overload Create_keyval to take the first 2 arguments as C
// functions
inline int
MPI::Datatype::Create_keyval(MPI_Type_copy_attr_function* type_copy_attr_fn,
MPI_Type_delete_attr_function* type_delete_attr_fn,
void* extra_state)
{
// Back-end function does the heavy lifting
int ret, keyval;
ret = do_create_keyval(type_copy_attr_fn, type_delete_attr_fn,
NULL, NULL,
extra_state, keyval);
return (MPI_SUCCESS == ret) ? keyval : ret;
}
// 3) overload Create_keyval to take the first 2 arguments as C++ & C
// functions
inline int
MPI::Datatype::Create_keyval(MPI::Datatype::Copy_attr_function* type_copy_attr_fn,
MPI_Type_delete_attr_function* type_delete_attr_fn,
void* extra_state)
{
// Back-end function does the heavy lifting
int ret, keyval;
ret = do_create_keyval(NULL, type_delete_attr_fn,
type_copy_attr_fn, NULL,
extra_state, keyval);
return (MPI_SUCCESS == ret) ? keyval : ret;
}
// 4) overload Create_keyval to take the first 2 arguments as C & C++
// functions
inline int
MPI::Datatype::Create_keyval(MPI_Type_copy_attr_function* type_copy_attr_fn,
MPI::Datatype::Delete_attr_function* type_delete_attr_fn,
void* extra_state)
{
// Back-end function does the heavy lifting
int ret, keyval;
ret = do_create_keyval(type_copy_attr_fn, NULL,
NULL, type_delete_attr_fn,
extra_state, keyval);
return (MPI_SUCCESS == ret) ? keyval : ret;
}
inline void
MPI::Datatype::Delete_attr(int type_keyval)
{
(void) MPI_Type_delete_attr(mpi_datatype, type_keyval);
}
inline void
MPI::Datatype::Free_keyval(int& type_keyval)
{
(void) MPI_Type_free_keyval(&type_keyval);
}
inline bool
MPI::Datatype::Get_attr(int type_keyval,
void* attribute_val) const
{
int ret;
(void) MPI_Type_get_attr(mpi_datatype, type_keyval, attribute_val, &ret);
return OPAL_INT_TO_BOOL(ret);
}
inline void
MPI::Datatype::Get_contents(int max_integers, int max_addresses,
int max_datatypes, int array_of_integers[],
MPI::Aint array_of_addresses[],
MPI::Datatype array_of_datatypes[]) const
{
int i;
MPI_Datatype *c_datatypes = new MPI_Datatype[max_datatypes];
(void) MPI_Type_get_contents(mpi_datatype, max_integers, max_addresses,
max_datatypes,
const_cast<int *>(array_of_integers),
const_cast<MPI_Aint*>(array_of_addresses),
c_datatypes);
// Convert the C MPI_Datatypes to the user's OUT MPI::Datatype
// array parameter
for (i = 0; i < max_datatypes; ++i) {
array_of_datatypes[i] = c_datatypes[i];
}
delete[] c_datatypes;
}
inline void
MPI::Datatype::Get_envelope(int& num_integers, int& num_addresses,
int& num_datatypes, int& combiner) const
{
(void) MPI_Type_get_envelope(mpi_datatype, &num_integers, &num_addresses,
&num_datatypes, &combiner);
}
inline void
MPI::Datatype::Get_name(char* type_name, int& resultlen) const
{
(void) MPI_Type_get_name(mpi_datatype, type_name, &resultlen);
}
inline void
MPI::Datatype::Set_attr(int type_keyval, const void* attribute_val)
{
(void) MPI_Type_set_attr(mpi_datatype, type_keyval, const_cast<void *>(attribute_val));
}
inline void
MPI::Datatype::Set_name(const char* type_name)
{
(void) MPI_Type_set_name(mpi_datatype, const_cast<char *>(type_name));
}
#if 0
//
// User Defined Functions
//
typedef int MPI::Datatype::Copy_attr_function(const Datatype& oldtype,
int type_keyval,
void* extra_state,
void* attribute_val_in,
void* attribute_val_out,
bool& flag);
typedef int MPI::Datatype::Delete_attr_function(Datatype& type,
int type_keyval,
void* attribute_val,
void* extra_state);
#endif
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