/*@ MPI_Type_size_x - Return the number of bytes occupied by entries in the datatype Input Parameters: . datatype - datatype (handle) Output Parameters: . size - datatype size (integer) .N ThreadSafe .N Fortran .N Errors @*/ int MPI_Type_size_x(MPI_Datatype datatype, MPI_Count *size) { int mpi_errno = MPI_SUCCESS; MPIR_FUNC_TERSE_STATE_DECL(MPID_STATE_MPI_TYPE_SIZE_X); MPID_THREAD_CS_ENTER(GLOBAL, MPIR_THREAD_GLOBAL_ALLFUNC_MUTEX); MPIR_FUNC_TERSE_ENTER(MPID_STATE_MPI_TYPE_SIZE_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 */ if (mpi_errno != MPI_SUCCESS) goto fn_fail; } 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; MPID_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; } MPID_END_ERROR_CHECKS } # endif /* HAVE_ERROR_CHECKING */ /* ... body of routine ... */ mpi_errno = MPIR_Type_size_x_impl(datatype, size); if (mpi_errno) MPIR_ERR_POP(mpi_errno); /* ... end of body of routine ... */ fn_exit: MPIR_FUNC_TERSE_EXIT(MPID_STATE_MPI_TYPE_SIZE_X); MPID_THREAD_CS_EXIT(GLOBAL, MPIR_THREAD_GLOBAL_ALLFUNC_MUTEX); return mpi_errno; fn_fail: /* --BEGIN ERROR HANDLING-- */ # ifdef HAVE_ERROR_CHECKING { mpi_errno = MPIR_Err_create_code( mpi_errno, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__, MPI_ERR_OTHER, "**mpi_type_size_x", "**mpi_type_size_x %D %p", datatype, size); } # endif mpi_errno = MPIR_Err_return_comm(NULL, FCNAME, mpi_errno); goto fn_exit; /* --END ERROR HANDLING-- */ }
/*@ MPI_Type_size - Return the number of bytes occupied by entries in the datatype Input Parameters: . datatype - datatype (handle) Output Parameters: . size - datatype size (integer) .N SignalSafe .N Fortran .N Errors .N MPI_SUCCESS .N MPI_ERR_TYPE .N MPI_ERR_ARG @*/ int MPI_Type_size(MPI_Datatype datatype, int *size) { int mpi_errno = MPI_SUCCESS; MPI_Count size_x = MPI_UNDEFINED; MPIR_FUNC_TERSE_STATE_DECL(MPID_STATE_MPI_TYPE_SIZE); MPIR_ERRTEST_INITIALIZED_ORDIE(); MPIR_FUNC_TERSE_ENTER(MPID_STATE_MPI_TYPE_SIZE); /* Validate parameters, especially handles needing to be converted */ # ifdef HAVE_ERROR_CHECKING { MPID_BEGIN_ERROR_CHECKS; { MPIR_ERRTEST_DATATYPE(datatype, "datatype", mpi_errno); } MPID_END_ERROR_CHECKS; } # endif /* HAVE_ERROR_CHECKING */ /* If this is a built-in datatype, then get the size out of the handle */ if (HANDLE_GET_KIND(datatype) == HANDLE_KIND_BUILTIN) { MPIR_Datatype_get_size_macro(datatype, *size); goto fn_exit; } /* Validate parameters and objects (post conversion) */ # ifdef HAVE_ERROR_CHECKING { MPID_BEGIN_ERROR_CHECKS; { MPIR_Datatype *datatype_ptr = NULL; /* Convert MPI object handles to object pointers */ MPIR_Datatype_get_ptr( datatype, datatype_ptr ); /* Validate datatype_ptr */ MPIR_Datatype_valid_ptr( datatype_ptr, mpi_errno ); if (mpi_errno) goto fn_fail; } MPID_END_ERROR_CHECKS; } # endif /* HAVE_ERROR_CHECKING */ /* ... body of routine ... */ mpi_errno = MPIR_Type_size_x_impl(datatype, &size_x); if (mpi_errno) MPIR_ERR_POP(mpi_errno); MPIR_Assert(size_x >= 0); /* handle overflow: see MPI-3 p.104 */ *size = (size_x > INT_MAX) ? MPI_UNDEFINED : (int)size_x; /* ... end of body of routine ... */ fn_exit: MPIR_FUNC_TERSE_EXIT(MPID_STATE_MPI_TYPE_SIZE); return mpi_errno; /* --BEGIN ERROR HANDLING-- */ fn_fail: { mpi_errno = MPIR_Err_create_code( mpi_errno, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__, MPI_ERR_OTHER, "**mpi_type_size", "**mpi_type_size %D %p", datatype, size); } mpi_errno = MPIR_Err_return_comm( NULL, FCNAME, mpi_errno ); goto fn_exit; /* --END ERROR HANDLING-- */ }