187 строки
6.7 KiB
C
187 строки
6.7 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) 2004-2006 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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* $COPYRIGHT$
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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 (osc)
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*
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*/
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#ifndef OMPI_OSC_H
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#define OMPI_OSC_H
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#include "opal/mca/mca.h"
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#if defined(c_plusplus) || defined(__cplusplus)
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extern "C" {
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#endif
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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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/*
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* forward define component / module structures
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*/
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struct ompi_osc_base_component_1_0_0_t;
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typedef struct ompi_osc_base_component_1_0_0_t ompi_osc_base_component_1_0_0_t;
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typedef ompi_osc_base_component_1_0_0_t ompi_osc_base_component_t;
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struct ompi_osc_base_module_1_0_0_t;
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typedef struct ompi_osc_base_module_1_0_0_t ompi_osc_base_module_1_0_0_t;
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typedef ompi_osc_base_module_1_0_0_t ompi_osc_base_module_t;
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/*
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* Component interface function types
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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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typedef int (*ompi_osc_base_component_finalize_fn_t)(void);
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typedef int (*ompi_osc_base_component_query_fn_t)(struct ompi_win_t *win,
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struct ompi_info_t *info,
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struct ompi_communicator_t *comm);
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typedef int (*ompi_osc_base_component_select_fn_t)(struct ompi_win_t *win,
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struct ompi_info_t *info,
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struct ompi_communicator_t *comm);
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/*
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* Module interface function types
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*/
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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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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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int 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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int 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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int 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_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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/**
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* osc component version and interface functions.
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*/
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struct ompi_osc_base_component_1_0_0_t {
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mca_base_component_t osc_version;
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mca_base_component_data_1_0_0_t osc_data;
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ompi_osc_base_component_init_fn_t osc_init;
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ompi_osc_base_component_query_fn_t osc_query;
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ompi_osc_base_component_select_fn_t osc_select;
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ompi_osc_base_component_finalize_fn_t osc_finalize;
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};
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/**
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* osc module instance.
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*/
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struct ompi_osc_base_module_1_0_0_t {
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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_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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};
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/*
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* Macro for use in components that are of type osc v1.0.0
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*/
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#define OMPI_OSC_BASE_VERSION_1_0_0 \
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/* osc v1.0 is chained to MCA v1.0 */ \
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MCA_BASE_VERSION_1_0_0, \
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/* osc v1.0 */ \
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"osc", 1, 0, 0
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typedef enum { OSC_SYNC_REDUCE_SCATTER, OSC_SYNC_ALLREDUCE, OSC_SYNC_ALLTOALL } mca_osc_fence_sync_t;
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#if defined(c_plusplus) || defined(__cplusplus)
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}
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#endif
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#endif /* OMPI_OSC_H */
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