/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
/*
* (C) 2011 by Argonne National Laboratory.
* See COPYRIGHT in top-level directory.
*/
#include "mpiimpl.h"
/* -- Begin Profiling Symbol Block for routine MPI_Type_get_true_extent_x */
#if defined(HAVE_PRAGMA_WEAK)
#pragma weak MPI_Type_get_true_extent_x = PMPI_Type_get_true_extent_x
#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
#pragma _HP_SECONDARY_DEF PMPI_Type_get_true_extent_x MPI_Type_get_true_extent_x
#elif defined(HAVE_PRAGMA_CRI_DUP)
#pragma _CRI duplicate MPI_Type_get_true_extent_x as PMPI_Type_get_true_extent_x
#elif defined(HAVE_WEAK_ATTRIBUTE)
int MPI_Type_get_true_extent_x(MPI_Datatype datatype, MPI_Count * lb, MPI_Count * extent)
__attribute__ ((weak, alias("PMPI_Type_get_true_extent_x")));
#endif
/* -- End Profiling Symbol Block */
/* Define MPICH_MPI_FROM_PMPI if weak symbols are not supported to build
the MPI routines */
#ifndef MPICH_MPI_FROM_PMPI
#undef MPI_Type_get_true_extent_x
#define MPI_Type_get_true_extent_x PMPI_Type_get_true_extent_x
/* any non-MPI functions go here, especially non-static ones */
#undef FUNCNAME
#define FUNCNAME MPIR_Type_get_true_extent_x_impl
#undef FCNAME
#define FCNAME MPL_QUOTE(FUNCNAME)
void MPIR_Type_get_true_extent_x_impl(MPI_Datatype datatype, MPI_Count * true_lb,
MPI_Count * true_extent)
{
MPIR_Datatype *datatype_ptr = NULL;
MPIR_Datatype_get_ptr(datatype, datatype_ptr);
if (HANDLE_GET_KIND(datatype) == HANDLE_KIND_BUILTIN) {
*true_lb = 0;
*true_extent = MPIR_Datatype_get_basic_size(datatype);
} else {
*true_lb = datatype_ptr->true_lb;
*true_extent = datatype_ptr->true_ub - datatype_ptr->true_lb;
}
}
#endif /* MPICH_MPI_FROM_PMPI */
#undef FUNCNAME
#define FUNCNAME MPI_Type_get_true_extent_x
#undef FCNAME
#define FCNAME MPL_QUOTE(FUNCNAME)
/*@
MPI_Type_get_true_extent_x - Get the true lower bound and extent as MPI_Count
values for a datatype
Input Parameters:
. datatype - datatype (handle)
Output Parameters:
+ true_lb - true lower bound of datatype (integer)
- true_extent - true extent of datatype (integer)
.N ThreadSafe
.N Fortran
.N Errors
@*/
int MPI_Type_get_true_extent_x(MPI_Datatype datatype, MPI_Count * true_lb, MPI_Count * true_extent)
{
int mpi_errno = MPI_SUCCESS;
MPIR_FUNC_TERSE_STATE_DECL(MPID_STATE_MPI_TYPE_GET_TRUE_EXTENT_X);
MPID_THREAD_CS_ENTER(GLOBAL, MPIR_THREAD_GLOBAL_ALLFUNC_MUTEX);
MPIR_FUNC_TERSE_ENTER(MPID_STATE_MPI_TYPE_GET_TRUE_EXTENT_X);
/* Validate parameters, especially handles needing to be converted */
#ifdef HAVE_ERROR_CHECKING
{
MPID_BEGIN_ERROR_CHECKS;
{
MPIR_ERRTEST_DATATYPE(datatype, "datatype", mpi_errno);
/* TODO more checks may be appropriate */
}
MPID_END_ERROR_CHECKS;
}
#endif /* HAVE_ERROR_CHECKING */
/* Convert MPI object handles to object pointers */
/* Validate parameters and objects (post conversion) */
#ifdef HAVE_ERROR_CHECKING
{
MPID_BEGIN_ERROR_CHECKS;
{
if (HANDLE_GET_KIND(datatype) != HANDLE_KIND_BUILTIN) {
MPIR_Datatype *datatype_ptr = NULL;
MPIR_Datatype_get_ptr(datatype, datatype_ptr);
MPIR_Datatype_valid_ptr(datatype_ptr, mpi_errno);
}
/* TODO more checks may be appropriate (counts, in_place, buffer aliasing, etc) */
if (mpi_errno != MPI_SUCCESS)
goto fn_fail;
MPIR_ERRTEST_ARGNULL(true_lb, "true_lb", mpi_errno);
MPIR_ERRTEST_ARGNULL(true_extent, "true_extent", mpi_errno);
}
MPID_END_ERROR_CHECKS;
}
#endif /* HAVE_ERROR_CHECKING */
/* ... body of routine ... */
MPIR_Type_get_true_extent_x_impl(datatype, true_lb, true_extent);
/* ... end of body of routine ... */
#ifdef HAVE_ERROR_CHECKING
fn_exit:
#endif
MPIR_FUNC_TERSE_EXIT(MPID_STATE_MPI_TYPE_GET_TRUE_EXTENT_X);
MPID_THREAD_CS_EXIT(GLOBAL, MPIR_THREAD_GLOBAL_ALLFUNC_MUTEX);
return mpi_errno;
#ifdef HAVE_ERROR_CHECKING
fn_fail:
/* --BEGIN ERROR HANDLING-- */
{
mpi_errno =
MPIR_Err_create_code(mpi_errno, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__, MPI_ERR_OTHER,
"**mpi_type_get_true_extent_x",
"**mpi_type_get_true_extent_x %D %p %p", datatype, true_lb,
true_extent);
}
mpi_errno = MPIR_Err_return_comm(NULL, FCNAME, mpi_errno);
goto fn_exit;
/* --END ERROR HANDLING-- */
#endif
}