-/**
- * $Id: $tag
- *
- * smpi_mpi_dt_private.h -- functions of smpi_mpi_dt.c that are exported to other SMPI modules.
- *
- **/
+/* smpi_mpi_dt_private.h -- functions of smpi_mpi_dt.c that are exported to other SMPI modules. */
+
+/* Copyright (c) 2009-2010, 2012-2014. The SimGrid Team.
+ * All rights reserved. */
+
+/* This program is free software; you can redistribute it and/or modify it
+ * under the terms of the license (GNU LGPL) which comes with this package. */
+
+#ifndef SMPI_DT_PRIVATE_H
+#define SMPI_DT_PRIVATE_H
+
+#include <xbt/base.h>
+
#include "private.h"
+SG_BEGIN_DECL()
+
#define DT_FLAG_DESTROYED 0x0001 /**< user destroyed but some other layers still have a reference */
#define DT_FLAG_COMMITED 0x0002 /**< ready to be used for a send/recv operation */
#define DT_FLAG_CONTIGUOUS 0x0004 /**< contiguous datatype */
#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. */
-/*
+/*
* 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)
+#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;
+
+/* Structures that handle complex data type information, used for serialization/unserialization of messages */
+typedef struct s_smpi_mpi_contiguous{
+ s_smpi_subtype_t base;
+ MPI_Datatype old_type;
+ MPI_Aint lb;
+ size_t size_oldtype;
+ int block_count;
+} s_smpi_mpi_contiguous_t;
+
+typedef struct s_smpi_mpi_vector{
+ s_smpi_subtype_t base;
+ MPI_Datatype old_type;
+ size_t size_oldtype;
+ int block_stride;
+ int block_length;
+ int block_count;
+} s_smpi_mpi_vector_t;
+
+typedef struct s_smpi_mpi_hvector{
+ s_smpi_subtype_t base;
+ MPI_Datatype old_type;
+ size_t size_oldtype;
+ MPI_Aint block_stride;
+ int block_length;
+ int block_count;
+} s_smpi_mpi_hvector_t;
+
+typedef struct s_smpi_mpi_indexed{
+ s_smpi_subtype_t base;
+ MPI_Datatype old_type;
+ size_t size_oldtype;
+ int* block_lengths;
+ int* block_indices;
+ int block_count;
+} s_smpi_mpi_indexed_t;
+
+typedef struct s_smpi_mpi_hindexed{
+ s_smpi_subtype_t base;
+ MPI_Datatype old_type;
+ size_t size_oldtype;
+ int* block_lengths;
+ MPI_Aint* block_indices;
+ int block_count;
+} s_smpi_mpi_hindexed_t;
+
+typedef struct s_smpi_mpi_struct{
+ s_smpi_subtype_t base;
+ MPI_Datatype old_type;
+ size_t size_oldtype;
+ int* block_lengths;
+ MPI_Aint* block_indices;
+ int block_count;
+ MPI_Datatype* old_types;
+} s_smpi_mpi_struct_t;
+
+/*
+ Functions to handle serialization/unserialization of messages, 3 for each type of MPI_Type
+ One for creating the substructure to handle, one for serialization, one for unserialization
+*/
+XBT_PRIVATE void unserialize_contiguous( void *contiguous_vector, void *noncontiguous_vector, int count,
+ void *type, MPI_Op op);
+XBT_PRIVATE void serialize_contiguous( void *noncontiguous_vector, void *contiguous_vector, int count,void *type);
+XBT_PRIVATE void free_contiguous(MPI_Datatype* type);
+XBT_PRIVATE void use_contiguous(MPI_Datatype* type);
+XBT_PRIVATE s_smpi_mpi_contiguous_t* smpi_datatype_contiguous_create( MPI_Aint lb, int block_count,
+ MPI_Datatype old_type, int size_oldtype);
+
+XBT_PRIVATE void unserialize_vector( void *contiguous_vector, void *noncontiguous_vector, int count,void *type,
+ MPI_Op op);
+XBT_PRIVATE void serialize_vector( void *noncontiguous_vector, void *contiguous_vector, int count, void *type);
+XBT_PRIVATE void free_vector(MPI_Datatype* type);
+XBT_PRIVATE void use_vector(MPI_Datatype* type);
+XBT_PRIVATE s_smpi_mpi_vector_t* smpi_datatype_vector_create( int block_stride, int block_length, int block_count,
+ MPI_Datatype old_type, int size_oldtype);
+
+XBT_PRIVATE void unserialize_hvector( void *contiguous_vector, void *noncontiguous_vector, int count, void *type,
+ MPI_Op op);
+XBT_PRIVATE void serialize_hvector( void *noncontiguous_vector, void *contiguous_vector, int count, void *type);
+XBT_PRIVATE void free_hvector(MPI_Datatype* type);
+XBT_PRIVATE void use_hvector(MPI_Datatype* type);
+XBT_PRIVATE s_smpi_mpi_hvector_t* smpi_datatype_hvector_create( MPI_Aint block_stride, int block_length,
+ int block_count, MPI_Datatype old_type, int size_oldtype);
+
+XBT_PRIVATE void unserialize_indexed( void *contiguous_indexed, void *noncontiguous_indexed, int count,
+ void *type, MPI_Op op);
+XBT_PRIVATE void serialize_indexed( void *noncontiguous_vector, void *contiguous_vector, int count, void *type);
+XBT_PRIVATE void free_indexed(MPI_Datatype* type);
+XBT_PRIVATE void use_indexed(MPI_Datatype* type);
+XBT_PRIVATE s_smpi_mpi_indexed_t* smpi_datatype_indexed_create(int* block_lengths, int* block_indices,
+ int block_count, MPI_Datatype old_type, int size_oldtype);
+
+XBT_PRIVATE void unserialize_hindexed( void *contiguous_indexed, void *noncontiguous_indexed, int count,
+ void *type, MPI_Op op);
+XBT_PRIVATE void serialize_hindexed( void *noncontiguous_vector, void *contiguous_vector, int count, void *type);
+XBT_PRIVATE void free_hindexed(MPI_Datatype* type);
+XBT_PRIVATE void use_hindexed(MPI_Datatype* type);
+XBT_PRIVATE s_smpi_mpi_hindexed_t* smpi_datatype_hindexed_create(int* block_lengths, MPI_Aint* block_indices,
+ int block_count, MPI_Datatype old_type, int size_oldtype);
+
+XBT_PRIVATE void unserialize_struct( void *contiguous_indexed, void *noncontiguous_indexed, int count, void *type,
+ MPI_Op op);
+XBT_PRIVATE void serialize_struct( void *noncontiguous_vector, void *contiguous_vector, int count, void *type);
+XBT_PRIVATE void free_struct(MPI_Datatype* type);
+XBT_PRIVATE void use_struct(MPI_Datatype* type);
+XBT_PRIVATE s_smpi_mpi_struct_t* smpi_datatype_struct_create(int* block_lengths, MPI_Aint* block_indices,
+ int block_count, MPI_Datatype* old_types);
+
+SG_END_DECL()
+#endif
