147 строки
7.1 KiB
C
147 строки
7.1 KiB
C
/*
|
|
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
|
|
* University Research and Technology
|
|
* Corporation. All rights reserved.
|
|
* Copyright (c) 2004-2007 The University of Tennessee and The University
|
|
* of Tennessee Research Foundation. All rights
|
|
* reserved.
|
|
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
|
|
* University of Stuttgart. All rights reserved.
|
|
* Copyright (c) 2004-2005 The Regents of the University of California.
|
|
* All rights reserved.
|
|
* Copyright (c) 2006 Cisco Systems, Inc. All rights reserved.
|
|
* Copyright (c) 2015 Research Organization for Information Science
|
|
* and Technology (RIST). All rights reserved.
|
|
* $COPYRIGHT$
|
|
*
|
|
* Additional copyrights may follow
|
|
*
|
|
* $HEADER$
|
|
*/
|
|
/**
|
|
* @file
|
|
*/
|
|
#ifndef MCA_PML_BASE_SEND_REQUEST_H
|
|
#define MCA_PML_BASE_SEND_REQUEST_H
|
|
|
|
#include "ompi_config.h"
|
|
#include "ompi/mca/pml/pml.h"
|
|
#include "ompi/mca/pml/base/pml_base_request.h"
|
|
#include "opal/datatype/opal_convertor.h"
|
|
#include "ompi/peruse/peruse-internal.h"
|
|
|
|
BEGIN_C_DECLS
|
|
|
|
/**
|
|
* Base type for send requests
|
|
*/
|
|
struct mca_pml_base_send_request_t {
|
|
mca_pml_base_request_t req_base; /**< base request type - common data structure for use by wait/test */
|
|
const void *req_addr; /**< pointer to send buffer - may not be application buffer */
|
|
size_t req_bytes_packed; /**< packed size of a message given the datatype and count */
|
|
mca_pml_base_send_mode_t req_send_mode; /**< type of send */
|
|
};
|
|
typedef struct mca_pml_base_send_request_t mca_pml_base_send_request_t;
|
|
|
|
OMPI_DECLSPEC OBJ_CLASS_DECLARATION( mca_pml_base_send_request_t );
|
|
|
|
/**
|
|
* Initialize a send request with call parameters.
|
|
*
|
|
* @param request (IN) Send request
|
|
* @param addr (IN) User buffer
|
|
* @param count (IN) Number of elements of indicated datatype.
|
|
* @param datatype (IN) User defined datatype
|
|
* @param peer (IN) Destination rank
|
|
* @param tag (IN) User defined tag
|
|
* @param comm (IN) Communicator
|
|
* @param mode (IN) Send mode (STANDARD,BUFFERED,SYNCHRONOUS,READY)
|
|
* @param persistent (IN) Is request persistent.
|
|
* @param convertor_flags (IN) Flags to pass to convertor
|
|
*
|
|
* Perform a any one-time initialization. Note that per-use initialization
|
|
* is done in the send request start routine.
|
|
*/
|
|
|
|
#define MCA_PML_BASE_SEND_REQUEST_INIT( request, \
|
|
addr, \
|
|
count, \
|
|
datatype, \
|
|
peer, \
|
|
tag, \
|
|
comm, \
|
|
mode, \
|
|
persistent, \
|
|
convertor_flags) \
|
|
{ \
|
|
/* increment reference counts */ \
|
|
OBJ_RETAIN(comm); \
|
|
\
|
|
OMPI_REQUEST_INIT(&(request)->req_base.req_ompi, persistent); \
|
|
(request)->req_base.req_ompi.req_mpi_object.comm = comm; \
|
|
(request)->req_addr = addr; \
|
|
(request)->req_send_mode = mode; \
|
|
(request)->req_base.req_addr = (void *)addr; \
|
|
(request)->req_base.req_count = count; \
|
|
(request)->req_base.req_datatype = datatype; \
|
|
(request)->req_base.req_peer = (int32_t)peer; \
|
|
(request)->req_base.req_tag = (int32_t)tag; \
|
|
(request)->req_base.req_comm = comm; \
|
|
/* (request)->req_base.req_proc is set on request allocation */ \
|
|
(request)->req_base.req_pml_complete = OPAL_INT_TO_BOOL(persistent); \
|
|
(request)->req_base.req_free_called = false; \
|
|
(request)->req_base.req_ompi.req_status._cancelled = 0; \
|
|
(request)->req_bytes_packed = 0; \
|
|
\
|
|
/* initialize datatype convertor for this request */ \
|
|
if( count > 0 ) { \
|
|
OBJ_RETAIN(datatype); \
|
|
/* We will create a convertor specialized for the */ \
|
|
/* remote architecture and prepared with the datatype. */ \
|
|
opal_convertor_copy_and_prepare_for_send( \
|
|
(request)->req_base.req_proc->super.proc_convertor, \
|
|
&((request)->req_base.req_datatype->super), \
|
|
(request)->req_base.req_count, \
|
|
(request)->req_base.req_addr, \
|
|
convertor_flags, \
|
|
&(request)->req_base.req_convertor ); \
|
|
opal_convertor_get_packed_size( &(request)->req_base.req_convertor, \
|
|
&((request)->req_bytes_packed) );\
|
|
} \
|
|
}
|
|
|
|
/**
|
|
* Mark the request as started from the PML base point of view.
|
|
*
|
|
* @param request (IN) The send request.
|
|
*/
|
|
|
|
#define MCA_PML_BASE_SEND_START( request ) \
|
|
do { \
|
|
(request)->req_pml_complete = false; \
|
|
(request)->req_ompi.req_complete = false; \
|
|
(request)->req_ompi.req_state = OMPI_REQUEST_ACTIVE; \
|
|
(request)->req_ompi.req_status._cancelled = 0; \
|
|
} while (0)
|
|
|
|
/**
|
|
* Release the ref counts on the communicator and datatype.
|
|
*
|
|
* @param request (IN) The send request.
|
|
*/
|
|
|
|
#define MCA_PML_BASE_SEND_REQUEST_FINI( request ) \
|
|
do { \
|
|
OMPI_REQUEST_FINI(&(request)->req_base.req_ompi); \
|
|
OBJ_RELEASE((request)->req_base.req_comm); \
|
|
if( 0 != (request)->req_base.req_count ) \
|
|
OBJ_RELEASE((request)->req_base.req_datatype); \
|
|
opal_convertor_cleanup( &((request)->req_base.req_convertor) ); \
|
|
} while (0)
|
|
|
|
|
|
END_C_DECLS
|
|
|
|
#endif
|
|
|