X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/70ed180f3ce3495678d048e9e396ef5eb65a6a99..36fa571a13985879dc627c70ecc2340af606aa42:/src/smpi/smpi_mpi_dt_private.h diff --git a/src/smpi/smpi_mpi_dt_private.h b/src/smpi/smpi_mpi_dt_private.h index cb548a9993..0ac7ca5a5d 100644 --- a/src/smpi/smpi_mpi_dt_private.h +++ b/src/smpi/smpi_mpi_dt_private.h @@ -1,11 +1,20 @@ -/** - * $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 + #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 */ @@ -19,8 +28,120 @@ #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