49d938de29
cmr=v1.7.5:reviewer=hjelmn:subject=Update one-sided to MPI-3 This commit was SVN r30816.
432 строки
19 KiB
C
432 строки
19 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University.
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* All rights reserved.
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* Copyright (c) 2004-2011 The Trustees of the University of Tennessee.
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* All rights reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* Copyright (c) 2007 Los Alamos National Security, LLC. All rights
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* reserved.
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* Copyright (c) 2010 Cisco Systems, Inc. All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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/**
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* @file
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*
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* One-sided Communication interface
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*
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* Interface for implementing the one-sided communication chapter of
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* the MPI-2 standard. Similar in scope to the PML for point-to-point
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* communication from MPI-1.
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*/
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#ifndef OMPI_MCA_OSC_OSC_H
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#define OMPI_MCA_OSC_OSC_H
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#include "opal_config.h"
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#ifdef HAVE_STDDEF_H
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#include <stddef.h>
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#endif
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#include "opal/mca/mca.h"
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BEGIN_C_DECLS
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/* ******************************************************************** */
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struct ompi_win_t;
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struct ompi_info_t;
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struct ompi_communicator_t;
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struct ompi_group_t;
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struct ompi_datatype_t;
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struct ompi_op_t;
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struct ompi_request_t;
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/* ******************************************************************** */
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/**
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* OSC component initialization
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*
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* Initialize the given one-sided component. This function should
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* initialize any component-level data.
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* @note The component framework is not lazily opened, so attempts
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* should be made to minimize the amount of memory allocated during
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* this function.
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*
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* @param[in] enable_progress_threads True if the component needs to
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* support progress threads
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* @param[in] enable_mpi_threads True if the component needs to
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* support MPI_THREAD_MULTIPLE
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*
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* @retval OMPI_SUCCESS Component successfully initialized
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* @retval OMPI_ERROR An unspecified error occurred
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*/
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typedef int (*ompi_osc_base_component_init_fn_t)(bool enable_progress_threads,
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bool enable_mpi_threads);
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/**
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* OSC component finalization
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*
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* Finalize the given one-sided component. This function should clean
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* up any component-level data allocated during component_init(). It
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* should also clean up any data created during the lifetime of the
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* component, including any modules that are outstanding.
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*
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* @retval OMPI_SUCCESS Component successfully finalized
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* @retval OMPI_ERROR An unspecified error occurred
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*/
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typedef int (*ompi_osc_base_component_finalize_fn_t)(void);
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/**
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* OSC component query
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*
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* Query whether, given the info and comm, the component can be used
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* for one-sided support. The ability to use the component for the
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* window does not mean that the component will be selected. The win
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* argument should not be modified during this call and no memory
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* should be allocated that is associated with this window.
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*
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* @return The selection priority of the component
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*
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* @param[in] win The window handle, already filled in by MPI_WIN_CREATE()
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* @param[in] info An info structure with hints from the user
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* regarding the usage of the component
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* @param[in] comm The communicator specified by the user for the
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* basis of the group membership for the Window.
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*
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* @retval -1 The component can not be used for this window
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* @retval >= 0 The priority of the component for this window
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*/
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typedef int (*ompi_osc_base_component_query_fn_t)(struct ompi_win_t *win,
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void **base,
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size_t size,
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int disp_unit,
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struct ompi_communicator_t *comm,
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struct ompi_info_t *info,
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int flavor);
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/**
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* OSC component select
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*
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* This component has been selected to provide one-sided services for
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* the given window. The win->w_osc_module field can be updated and
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* memory can be associated with this window. The module should be
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* ready for use immediately upon return of this function, and the
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* module is responsible for providing any required collective
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* synchronization before the end of the call.
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*
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* @note The comm is the communicator specified from the user, so
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* normal internal usage rules apply. In other words, if you need
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* communication for the life of the window, you should call
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* comm_dup() during this function.
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*
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* @param[in/out] win The window handle, already filled in by MPI_WIN_CREATE()
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* @param[in] info An info structure with hints from the user
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* regarding the usage of the component
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* @param[in] comm The communicator specified by the user for the
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* basis of the group membership for the Window.
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*
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* @retval OMPI_SUCCESS Component successfully selected
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* @retval OMPI_ERROR An unspecified error occurred
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*/
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typedef int (*ompi_osc_base_component_select_fn_t)(struct ompi_win_t *win,
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void **base,
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size_t size,
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int disp_unit,
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struct ompi_communicator_t *comm,
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struct ompi_info_t *info,
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int flavor,
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int *model);
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/**
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* OSC component interface
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*
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* Component interface for the OSC framework. A public instance of
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* this structure, called mca_osc_[component_name]_component, must
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* exist in any OSC component.
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*/
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struct ompi_osc_base_component_2_0_0_t {
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/** Base component description */
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mca_base_component_t osc_version;
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/** Base component data block */
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mca_base_component_data_t osc_data;
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/** Component initialization function */
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ompi_osc_base_component_init_fn_t osc_init;
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/** Query whether component is useable for give comm/info */
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ompi_osc_base_component_query_fn_t osc_query;
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/** Create module for the given window */
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ompi_osc_base_component_select_fn_t osc_select;
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/* Finalize the component infrastructure */
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ompi_osc_base_component_finalize_fn_t osc_finalize;
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};
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typedef struct ompi_osc_base_component_2_0_0_t ompi_osc_base_component_2_0_0_t;
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typedef ompi_osc_base_component_2_0_0_t ompi_osc_base_component_t;
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/* ******************************************************************** */
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typedef int (*ompi_osc_base_module_win_shared_query_fn_t)(struct ompi_win_t *win, int rank,
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size_t *size, int *disp_unit, void *baseptr);
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typedef int (*ompi_osc_base_module_win_attach_fn_t)(struct ompi_win_t *win, void *base, size_t size);
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typedef int (*ompi_osc_base_module_win_detach_fn_t)(struct ompi_win_t *win, void *base);
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/**
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* Free resources associated with win
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*
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* Free all resources associated with \c win. The component must
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* provide the barrier semantics required by MPI-2 6.2.1. The caller
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* will guarantee that no new calls into the module are made after the
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* start of this call. It is possible that the window is locked by
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* remote processes. win->w_flags will have OMPI_WIN_FREED set before
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* this function is called.
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*
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* @param[in] win Window to free
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*
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* @retval OMPI_SUCCESS Component successfully selected
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* @retval OMPI_ERROR An unspecified error occurred
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*/
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typedef int (*ompi_osc_base_module_free_fn_t)(struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_put_fn_t)(void *origin_addr,
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int origin_count,
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struct ompi_datatype_t *origin_dt,
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int target,
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OPAL_PTRDIFF_TYPE target_disp,
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int target_count,
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struct ompi_datatype_t *target_dt,
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struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_get_fn_t)(void *origin_addr,
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int origin_count,
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struct ompi_datatype_t *origin_dt,
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int target,
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OPAL_PTRDIFF_TYPE target_disp,
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int target_count,
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struct ompi_datatype_t *target_dt,
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struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_accumulate_fn_t)(void *origin_addr,
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int origin_count,
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struct ompi_datatype_t *origin_dt,
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int target,
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OPAL_PTRDIFF_TYPE target_disp,
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int target_count,
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struct ompi_datatype_t *target_dt,
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struct ompi_op_t *op,
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struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_compare_and_swap_fn_t)(void *origin_addr,
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void *compare_addr,
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void *result_addr,
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struct ompi_datatype_t *dt,
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int target,
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OPAL_PTRDIFF_TYPE target_disp,
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struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_fetch_and_op_fn_t)(void *origin_addr,
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void *result_addr,
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struct ompi_datatype_t *dt,
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int target,
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OPAL_PTRDIFF_TYPE target_disp,
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struct ompi_op_t *op,
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struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_get_accumulate_fn_t)(void *origin_addr,
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int origin_count,
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struct ompi_datatype_t *origin_datatype,
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void *result_addr,
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int result_count,
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struct ompi_datatype_t *result_datatype,
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int target_rank,
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OPAL_PTRDIFF_TYPE target_disp,
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int target_count,
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struct ompi_datatype_t *target_datatype,
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struct ompi_op_t *op,
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struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_rput_fn_t)(void *origin_addr,
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int origin_count,
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struct ompi_datatype_t *origin_dt,
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int target,
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OPAL_PTRDIFF_TYPE target_disp,
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int target_count,
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struct ompi_datatype_t *target_dt,
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struct ompi_win_t *win,
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struct ompi_request_t **request);
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typedef int (*ompi_osc_base_module_rget_fn_t)(void *origin_addr,
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int origin_count,
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struct ompi_datatype_t *origin_dt,
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int target,
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OPAL_PTRDIFF_TYPE target_disp,
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int target_count,
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struct ompi_datatype_t *target_dt,
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struct ompi_win_t *win,
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struct ompi_request_t **request);
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typedef int (*ompi_osc_base_module_raccumulate_fn_t)(void *origin_addr,
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int origin_count,
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struct ompi_datatype_t *origin_dt,
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int target,
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OPAL_PTRDIFF_TYPE target_disp,
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int target_count,
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struct ompi_datatype_t *target_dt,
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struct ompi_op_t *op,
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struct ompi_win_t *win,
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struct ompi_request_t **request);
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typedef int (*ompi_osc_base_module_rget_accumulate_fn_t)(void *origin_addr,
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int origin_count,
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struct ompi_datatype_t *origin_datatype,
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void *result_addr,
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int result_count,
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struct ompi_datatype_t *result_datatype,
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int target_rank,
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OPAL_PTRDIFF_TYPE target_disp,
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int target_count,
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struct ompi_datatype_t *target_datatype,
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struct ompi_op_t *op,
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struct ompi_win_t *win,
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struct ompi_request_t **request);
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typedef int (*ompi_osc_base_module_fence_fn_t)(int assert, struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_start_fn_t)(struct ompi_group_t *group,
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int assert,
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struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_complete_fn_t)(struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_post_fn_t)(struct ompi_group_t *group,
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int assert,
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struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_wait_fn_t)(struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_test_fn_t)(struct ompi_win_t *win,
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int *flag);
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typedef int (*ompi_osc_base_module_lock_fn_t)(int lock_type,
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int target,
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int assert,
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struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_unlock_fn_t)(int target,
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struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_lock_all_fn_t)(int assert,
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struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_unlock_all_fn_t)(struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_sync_fn_t)(struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_flush_fn_t)(int target,
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struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_flush_all_fn_t)(struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_flush_local_fn_t)(int target,
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struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_flush_local_all_fn_t)(struct ompi_win_t *win);
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typedef int (*ompi_osc_base_module_set_info_fn_t)(struct ompi_win_t *win, struct ompi_info_t *info);
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typedef int (*ompi_osc_base_module_get_info_fn_t)(struct ompi_win_t *win, struct ompi_info_t **info_used);
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/* ******************************************************************** */
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/**
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* OSC module instance
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*
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* Module interface to the OSC system. An instance of this module is
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* attached to each window. The window contains a pointer to the base
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* module instead of a base module itself so that the component is
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* free to create a structure that inherits this one for use as the
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* module structure.
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*/
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struct ompi_osc_base_module_3_0_0_t {
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ompi_osc_base_module_win_shared_query_fn_t osc_win_shared_query;
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ompi_osc_base_module_win_attach_fn_t osc_win_attach;
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ompi_osc_base_module_win_detach_fn_t osc_win_detach;
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ompi_osc_base_module_free_fn_t osc_free;
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ompi_osc_base_module_put_fn_t osc_put;
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ompi_osc_base_module_get_fn_t osc_get;
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ompi_osc_base_module_accumulate_fn_t osc_accumulate;
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ompi_osc_base_module_compare_and_swap_fn_t osc_compare_and_swap;
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ompi_osc_base_module_fetch_and_op_fn_t osc_fetch_and_op;
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ompi_osc_base_module_get_accumulate_fn_t osc_get_accumulate;
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ompi_osc_base_module_rput_fn_t osc_rput;
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ompi_osc_base_module_rget_fn_t osc_rget;
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ompi_osc_base_module_raccumulate_fn_t osc_raccumulate;
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ompi_osc_base_module_rget_accumulate_fn_t osc_rget_accumulate;
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ompi_osc_base_module_fence_fn_t osc_fence;
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ompi_osc_base_module_start_fn_t osc_start;
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ompi_osc_base_module_complete_fn_t osc_complete;
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ompi_osc_base_module_post_fn_t osc_post;
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ompi_osc_base_module_wait_fn_t osc_wait;
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ompi_osc_base_module_test_fn_t osc_test;
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ompi_osc_base_module_lock_fn_t osc_lock;
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ompi_osc_base_module_unlock_fn_t osc_unlock;
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ompi_osc_base_module_lock_all_fn_t osc_lock_all;
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ompi_osc_base_module_unlock_all_fn_t osc_unlock_all;
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ompi_osc_base_module_sync_fn_t osc_sync;
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ompi_osc_base_module_flush_fn_t osc_flush;
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ompi_osc_base_module_flush_all_fn_t osc_flush_all;
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ompi_osc_base_module_flush_local_fn_t osc_flush_local;
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ompi_osc_base_module_flush_local_all_fn_t osc_flush_local_all;
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ompi_osc_base_module_set_info_fn_t osc_set_info;
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ompi_osc_base_module_get_info_fn_t osc_get_info;
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};
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typedef struct ompi_osc_base_module_3_0_0_t ompi_osc_base_module_3_0_0_t;
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typedef ompi_osc_base_module_3_0_0_t ompi_osc_base_module_t;
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/* ******************************************************************** */
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/** Macro for use in components that are of type osc */
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#define OMPI_OSC_BASE_VERSION_3_0_0 \
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MCA_BASE_VERSION_2_0_0, \
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"osc", 3, 0, 0
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/* ******************************************************************** */
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END_C_DECLS
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#endif /* OMPI_OSC_H */
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