Page Menu
Home
c4science
Search
Configure Global Search
Log In
Files
F79196724
static_communicator.hh
No One
Temporary
Actions
Download File
Edit File
Delete File
View Transforms
Subscribe
Mute Notifications
Award Token
Subscribers
None
File Metadata
Details
File Info
Storage
Attached
Created
Sun, Aug 25, 05:43
Size
8 KB
Mime Type
text/x-c++
Expires
Tue, Aug 27, 05:43 (2 d)
Engine
blob
Format
Raw Data
Handle
20148971
Attached To
rAKA akantu
static_communicator.hh
View Options
/**
* @file static_communicator.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Wed Sep 01 2010
* @date last modification: Mon Jul 21 2014
*
* @brief Class handling the parallel communications
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* Akantu is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_STATIC_COMMUNICATOR_HH__
#define __AKANTU_STATIC_COMMUNICATOR_HH__
/* -------------------------------------------------------------------------- */
#include "aka_common.hh"
#include "aka_event_handler_manager.hh"
/* -------------------------------------------------------------------------- */
/* -------------------------------------------------------------------------- */
#define AKANTU_COMMUNICATOR_LIST_0 BOOST_PP_SEQ_NIL
#include "static_communicator_dummy.hh"
#define AKANTU_COMMUNICATOR_LIST_1 \
BOOST_PP_SEQ_PUSH_BACK(AKANTU_COMMUNICATOR_LIST_0, \
(_communicator_dummy, (StaticCommunicatorDummy, BOOST_PP_NIL)))
#if defined(AKANTU_USE_MPI)
# include "static_communicator_mpi.hh"
# define AKANTU_COMMUNICATOR_LIST_ALL \
BOOST_PP_SEQ_PUSH_BACK(AKANTU_COMMUNICATOR_LIST_1, \
(_communicator_mpi, (StaticCommunicatorMPI, BOOST_PP_NIL)))
#else
# define AKANTU_COMMUNICATOR_LIST_ALL AKANTU_COMMUNICATOR_LIST_1
#endif
// AKANTU_COMMUNICATOR_LIST
#include "real_static_communicator.hh"
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
class
RealStaticCommunicator
;
struct
FinalizeCommunicatorEvent
{
FinalizeCommunicatorEvent
(
const
StaticCommunicator
&
comm
)
:
communicator
(
comm
)
{}
const
StaticCommunicator
&
communicator
;
};
class
CommunicatorEventHandler
{
public
:
virtual
~
CommunicatorEventHandler
()
{}
virtual
void
onCommunicatorFinalize
(
__attribute__
((
unused
))
const
StaticCommunicator
&
communicator
)
{
}
private
:
inline
void
sendEvent
(
const
FinalizeCommunicatorEvent
&
event
)
{
onCommunicatorFinalize
(
event
.
communicator
);
}
template
<
class
EventHandler
>
friend
class
EventHandlerManager
;
};
class
StaticCommunicator
:
public
EventHandlerManager
<
CommunicatorEventHandler
>
{
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
protected
:
StaticCommunicator
(
int
&
argc
,
char
**
&
argv
,
CommunicatorType
type
=
_communicator_mpi
);
public
:
virtual
~
StaticCommunicator
()
{
FinalizeCommunicatorEvent
*
event
=
new
FinalizeCommunicatorEvent
(
*
this
);
this
->
sendEvent
(
*
event
);
delete
event
;
delete
real_static_communicator
;
};
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public
:
/* ------------------------------------------------------------------------ */
/* Point to Point */
/* ------------------------------------------------------------------------ */
template
<
typename
T
>
inline
void
send
(
T
*
buffer
,
Int
size
,
Int
receiver
,
Int
tag
);
template
<
typename
T
>
inline
void
receive
(
T
*
buffer
,
Int
size
,
Int
sender
,
Int
tag
);
template
<
typename
T
>
inline
CommunicationRequest
*
asyncSend
(
T
*
buffer
,
Int
size
,
Int
receiver
,
Int
tag
);
template
<
typename
T
>
inline
CommunicationRequest
*
asyncReceive
(
T
*
buffer
,
Int
size
,
Int
sender
,
Int
tag
);
template
<
typename
T
>
inline
void
probe
(
Int
sender
,
Int
tag
,
CommunicationStatus
&
status
);
/* ------------------------------------------------------------------------ */
/* Collectives */
/* ------------------------------------------------------------------------ */
template
<
typename
T
>
inline
void
allReduce
(
T
*
values
,
int
nb_values
,
const
SynchronizerOperation
&
op
);
template
<
typename
T
>
inline
void
allGather
(
T
*
values
,
int
nb_values
);
template
<
typename
T
>
inline
void
allGatherV
(
T
*
values
,
int
*
nb_values
);
template
<
typename
T
>
inline
void
gather
(
T
*
values
,
int
nb_values
,
int
root
=
0
);
template
<
typename
T
>
inline
void
gatherV
(
T
*
values
,
int
*
nb_values
,
int
root
=
0
);
template
<
typename
T
>
inline
void
broadcast
(
T
*
values
,
int
nb_values
,
int
root
=
0
);
inline
void
barrier
();
/* ------------------------------------------------------------------------ */
/* Request handling */
/* ------------------------------------------------------------------------ */
inline
bool
testRequest
(
CommunicationRequest
*
request
);
inline
void
wait
(
CommunicationRequest
*
request
);
inline
void
waitAll
(
std
::
vector
<
CommunicationRequest
*>
&
requests
);
inline
void
freeCommunicationRequest
(
CommunicationRequest
*
request
);
inline
void
freeCommunicationRequest
(
std
::
vector
<
CommunicationRequest
*>
&
requests
);
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public
:
virtual
Int
getNbProc
()
const
{
return
real_static_communicator
->
psize
;
};
virtual
Int
whoAmI
()
const
{
return
real_static_communicator
->
prank
;
};
AKANTU_GET_MACRO
(
RealStaticCommunicator
,
*
real_static_communicator
,
const
RealStaticCommunicator
&
);
AKANTU_GET_MACRO_NOT_CONST
(
RealStaticCommunicator
,
*
real_static_communicator
,
RealStaticCommunicator
&
);
template
<
class
Comm
>
Comm
&
getRealStaticCommunicator
()
{
return
dynamic_cast
<
Comm
&>
(
*
real_static_communicator
);
}
static
StaticCommunicator
&
getStaticCommunicator
(
CommunicatorType
type
=
_communicator_mpi
);
static
StaticCommunicator
&
getStaticCommunicator
(
int
&
argc
,
char
**
&
argv
,
CommunicatorType
type
=
_communicator_mpi
);
static
bool
isInstantiated
()
{
return
is_instantiated
;
};
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private
:
static
bool
is_instantiated
;
static
StaticCommunicator
*
static_communicator
;
RealStaticCommunicator
*
real_static_communicator
;
CommunicatorType
real_type
;
};
/* -------------------------------------------------------------------------- */
/* inline functions */
/* -------------------------------------------------------------------------- */
#include "static_communicator_inline_impl.hh"
/* -------------------------------------------------------------------------- */
/* Inline Functions ArrayBase */
/* -------------------------------------------------------------------------- */
inline
std
::
ostream
&
operator
<<
(
std
::
ostream
&
stream
,
const
CommunicationRequest
&
_this
)
{
_this
.
printself
(
stream
);
return
stream
;
}
__END_AKANTU__
#endif
/* __AKANTU_STATIC_COMMUNICATOR_HH__ */
Event Timeline
Log In to Comment