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mod_hallo.F90

Last change on this file was 1907, checked in by lguez, 11 years ago

Added a copyright property to every file of the distribution, except
for the fcm files (which have their own copyright). Use svn propget on
a file to see the copyright. For instance:

$ svn propget copyright libf/phylmd/physiq.F90
Name of program: LMDZ
Creation date: 1984
Version: LMDZ5
License: CeCILL version 2
Holder: Laboratoire de m\'et\'eorologie dynamique, CNRS, UMR 8539
See the license file in the root directory

Also added the files defining the CeCILL version 2 license, in French
and English, at the top of the LMDZ tree.

Property copyright set to
Name of program: LMDZ
Creation date: 1984
Version: LMDZ5
License: CeCILL version 2
Holder: Laboratoire de m\'et\'eorologie dynamique, CNRS, UMR 8539
See the license file in the root directory

File size: 44.9 KB

Line
1	module mod_Hallo
2	USE parallel_lmdz
3	implicit none
4	logical,save :: use_mpi_alloc
5	integer, parameter :: MaxProc=512
6	integer, parameter :: DefaultMaxBufferSize=10241024100
7	integer, SAVE :: MaxBufferSize=0
8	integer, parameter :: ListSize=1000
9
10	integer,save :: MaxBufferSize_Used
11	!$OMP THREADPRIVATE( MaxBufferSize_Used)
12
13	real,save,pointer,dimension(:) :: Buffer
14	!$OMP THREADPRIVATE(Buffer)
15
16	integer,save,dimension(Listsize) :: Buffer_Pos
17	integer,save :: Index_Pos
18	!$OMP THREADPRIVATE(Buffer_Pos,Index_pos)
19
20	type Hallo
21	real, dimension(:,:),pointer :: Field
22	integer :: offset
23	integer :: size
24	integer :: NbLevel
25	integer :: Stride
26	end type Hallo
27
28	type request_SR
29	integer :: NbRequest=0
30	integer :: NbRequestMax=0
31	integer :: BufferSize
32	integer :: Pos
33	integer :: Index
34	type(Hallo), POINTER :: Hallo(:)
35	integer :: MSG_Request
36	end type request_SR
37
38	type request
39	type(request_SR),dimension(0:MaxProc-1) :: RequestSend
40	type(request_SR),dimension(0:MaxProc-1) :: RequestRecv
41	integer :: tag=1
42	end type request
43
44	TYPE(distrib),SAVE :: distrib_gather
45
46
47	INTERFACE Register_SwapField_u
48	MODULE PROCEDURE Register_SwapField1d_u,Register_SwapField2d_u1d,Register_SwapField3d_u
49	END INTERFACE Register_SwapField_u
50
51	INTERFACE Register_SwapField_v
52	MODULE PROCEDURE Register_SwapField1d_v,Register_SwapField2d_v1d,Register_SwapField3d_v
53	END INTERFACE Register_SwapField_v
54
55	INTERFACE Register_SwapField2d_u
56	MODULE PROCEDURE Register_SwapField1d_u2d,Register_SwapField2d_u2d,Register_SwapField3d_u2d
57	END INTERFACE Register_SwapField2d_u
58
59	INTERFACE Register_SwapField2d_v
60	MODULE PROCEDURE Register_SwapField1d_v2d,Register_SwapField2d_v2d,Register_SwapField3d_v2d
61	END INTERFACE Register_SwapField2d_v
62
63	contains
64
65	subroutine Init_mod_hallo
66	USE dimensions_mod
67	USE IOIPSL
68	implicit none
69	integer :: jj_nb_gather(0:mpi_size-1)
70
71	Index_Pos=1
72	Buffer_Pos(Index_Pos)=1
73	MaxBufferSize_Used=0
74	!$OMP MASTER
75	MaxBufferSize=DefaultMaxBufferSize
76	CALL getin("mpi_buffer_size",MaxBufferSize)
77	!$OMP END MASTER
78	!$OMP BARRIER
79
80	IF (use_mpi_alloc .AND. using_mpi) THEN
81	CALL create_global_mpi_buffer
82	ELSE
83	CALL create_standard_mpi_buffer
84	ENDIF
85
86	!$OMP MASTER
87	jj_nb_gather(:)=0
88	jj_nb_gather(0)=jjp1
89
90	CALL create_distrib(jj_nb_gather,distrib_gather)
91	!$OMP END MASTER
92	!$OMP BARRIER
93
94	end subroutine init_mod_hallo
95
96	SUBROUTINE create_standard_mpi_buffer
97	IMPLICIT NONE
98
99	ALLOCATE(Buffer(MaxBufferSize))
100
101	END SUBROUTINE create_standard_mpi_buffer
102
103	SUBROUTINE create_global_mpi_buffer
104	IMPLICIT NONE
105	#ifdef CPP_MPI
106	INCLUDE 'mpif.h'
107	#endif
108	POINTER (Pbuffer,MPI_Buffer(MaxBufferSize))
109	REAL :: MPI_Buffer
110	#ifdef CPP_MPI
111	INTEGER(KIND=MPI_ADDRESS_KIND) :: BS
112	#else
113	INTEGER(KIND=8) :: BS
114	#endif
115	INTEGER :: i,ierr
116
117	! Allocation du buffer MPI
118	Bs=8*MaxBufferSize
119	!$OMP CRITICAL (MPI)
120	#ifdef CPP_MPI
121	CALL MPI_ALLOC_MEM(BS,MPI_INFO_NULL,Pbuffer,ierr)
122	#endif
123	!$OMP END CRITICAL (MPI)
124	DO i=1,MaxBufferSize
125	MPI_Buffer(i)=i
126	ENDDO
127
128	CALL Associate_buffer(MPI_Buffer)
129
130	CONTAINS
131
132	SUBROUTINE Associate_buffer(MPI_Buffer)
133	IMPLICIT NONE
134	REAL,DIMENSION(:),target :: MPI_Buffer
135
136	Buffer=>MPI_Buffer
137
138	END SUBROUTINE Associate_buffer
139
140	END SUBROUTINE create_global_mpi_buffer
141
142
143	subroutine allocate_buffer(Size,Index,Pos)
144	implicit none
145	integer :: Size
146	integer :: Index
147	integer :: Pos
148
149	if (Buffer_pos(Index_pos)+Size>MaxBufferSize_Used) MaxBufferSize_Used=Buffer_pos(Index_pos)+Size
150	if (Buffer_pos(Index_pos)+Size>MaxBufferSize) then
151	print *,'STOP :: La taille de MaxBufferSize dans mod_hallo.F90 est trop petite !!!!'
152	stop
153	endif
154
155	if (Index_pos>=ListSize) then
156	print *,'STOP :: La taille de ListSize dans mod_hallo.F90 est trop petite !!!!'
157	stop
158	endif
159
160	Pos=Buffer_Pos(Index_Pos)
161	Buffer_Pos(Index_pos+1)=Buffer_Pos(Index_Pos)+Size
162	Index_Pos=Index_Pos+1
163	Index=Index_Pos
164
165	end subroutine allocate_buffer
166
167	subroutine deallocate_buffer(Index)
168	implicit none
169	integer :: Index
170
171	Buffer_Pos(Index)=-1
172
173	do while (Buffer_Pos(Index_Pos)==-1 .and. Index_Pos>1)
174	Index_Pos=Index_Pos-1
175	end do
176
177	end subroutine deallocate_buffer
178
179	subroutine SetTag(a_request,tag)
180	implicit none
181	type(request):: a_request
182	integer :: tag
183
184	a_request%tag=tag
185	end subroutine SetTag
186
187
188	subroutine New_Hallo(Field,Stride,NbLevel,offset,size,Ptr_request)
189	integer :: Stride
190	integer :: NbLevel
191	integer :: size
192	integer :: offset
193	real, dimension(Stride,NbLevel),target :: Field
194	type(request_SR),pointer :: Ptr_request
195	type(Hallo),POINTER :: NewHallos(:),HalloSwitch(:), NewHallo
196
197	Ptr_Request%NbRequest=Ptr_Request%NbRequest+1
198	IF(Ptr_Request%NbRequestMax==0) THEN
199	Ptr_Request%NbRequestMax=10
200	ALLOCATE(Ptr_Request%Hallo(Ptr_Request%NbRequestMax))
201	ELSE IF ( Ptr_Request%NbRequest > Ptr_Request%NbRequestMax) THEN
202	Ptr_Request%NbRequestMax=INT(Ptr_Request%NbRequestMax*1.2)
203	ALLOCATE(NewHallos(Ptr_Request%NbRequestMax))
204	NewHallos(1:Ptr_Request%NbRequest-1)=Ptr_Request%hallo(1:Ptr_Request%NbRequest-1)
205	HalloSwitch=>Ptr_Request%hallo
206	Ptr_Request%hallo=>NewHallos
207	DEALLOCATE(HalloSwitch)
208	ENDIF
209
210	NewHallo=>Ptr_Request%hallo(Ptr_Request%NbRequest)
211
212	NewHallo%Field=>Field
213	NewHallo%Stride=Stride
214	NewHallo%NbLevel=NbLevel
215	NewHallo%size=size
216	NewHallo%offset=offset
217
218	end subroutine New_Hallo
219
220	subroutine Register_SendField(Field,ij,ll,offset,size,target,a_request)
221	USE dimensions_mod
222	implicit none
223
224
225	INTEGER :: ij,ll,offset,size,target
226	REAL, dimension(ij,ll) :: Field
227	type(request),target :: a_request
228	type(request_SR),pointer :: Ptr_request
229
230	Ptr_Request=>a_request%RequestSend(target)
231
232	call New_Hallo(Field,ij,ll,offset,size,Ptr_request)
233
234	end subroutine Register_SendField
235
236	subroutine Register_RecvField(Field,ij,ll,offset,size,target,a_request)
237	USE dimensions_mod
238	implicit none
239
240
241	INTEGER :: ij,ll,offset,size,target
242	REAL, dimension(ij,ll) :: Field
243	type(request),target :: a_request
244	type(request_SR),pointer :: Ptr_request
245
246	Ptr_Request=>a_request%RequestRecv(target)
247
248	call New_Hallo(Field,ij,ll,offset,size,Ptr_request)
249
250
251	end subroutine Register_RecvField
252
253	subroutine Register_SwapField(FieldS,FieldR,ij,ll,jj_Nb_New,a_request)
254	USE dimensions_mod
255	implicit none
256
257
258	INTEGER :: ij,ll
259	REAL, dimension(ij,ll) :: FieldS
260	REAL, dimension(ij,ll) :: FieldR
261	type(request) :: a_request
262	integer,dimension(0:MPI_Size-1) :: jj_Nb_New
263	integer,dimension(0:MPI_Size-1) :: jj_Begin_New,jj_End_New
264
265	integer ::i,jje,jjb
266
267	jj_begin_New(0)=1
268	jj_End_New(0)=jj_Nb_New(0)
269	do i=1,MPI_Size-1
270	jj_begin_New(i)=jj_end_New(i-1)+1
271	jj_end_New(i)=jj_begin_new(i)+jj_Nb_New(i)-1
272	enddo
273
274	do i=0,MPI_Size-1
275	if (i /= MPI_Rank) then
276	jjb=max(jj_begin_new(i),jj_begin)
277	jje=min(jj_end_new(i),jj_end)
278
279	if (ij==ip1jm .and. jje==jjp1) jje=jjm
280
281	if (jje >= jjb) then
282	call Register_SendField(FieldS,ij,ll,jjb,jje-jjb+1,i,a_request)
283	endif
284
285	jjb=max(jj_begin_new(MPI_Rank),jj_begin_Para(i))
286	jje=min(jj_end_new(MPI_Rank),jj_end_Para(i))
287
288	if (ij==ip1jm .and. jje==jjp1) jje=jjm
289
290	if (jje >= jjb) then
291	call Register_RecvField(FieldR,ij,ll,jjb,jje-jjb+1,i,a_request)
292	endif
293
294	endif
295	enddo
296
297	end subroutine Register_SwapField
298
299
300
301	subroutine Register_SwapFieldHallo(FieldS,FieldR,ij,ll,jj_Nb_New,Up,Down,a_request)
302	USE dimensions_mod
303
304	implicit none
305
306	INTEGER :: ij,ll,Up,Down
307	REAL, dimension(ij,ll) :: FieldS
308	REAL, dimension(ij,ll) :: FieldR
309	type(request) :: a_request
310	integer,dimension(0:MPI_Size-1) :: jj_Nb_New
311	integer,dimension(0:MPI_Size-1) :: jj_Begin_New,jj_End_New
312
313	integer ::i,jje,jjb
314
315	jj_begin_New(0)=1
316	jj_End_New(0)=jj_Nb_New(0)
317	do i=1,MPI_Size-1
318	jj_begin_New(i)=jj_end_New(i-1)+1
319	jj_end_New(i)=jj_begin_new(i)+jj_Nb_New(i)-1
320	enddo
321
322	do i=0,MPI_Size-1
323	jj_begin_New(i)=max(1,jj_begin_New(i)-Up)
324	jj_end_New(i)=min(jjp1,jj_end_new(i)+Down)
325	enddo
326
327	do i=0,MPI_Size-1
328	if (i /= MPI_Rank) then
329	jjb=max(jj_begin_new(i),jj_begin)
330	jje=min(jj_end_new(i),jj_end)
331
332	if (ij==ip1jm .and. jje==jjp1) jje=jjm
333
334	if (jje >= jjb) then
335	call Register_SendField(FieldS,ij,ll,jjb,jje-jjb+1,i,a_request)
336	endif
337
338	jjb=max(jj_begin_new(MPI_Rank),jj_begin_Para(i))
339	jje=min(jj_end_new(MPI_Rank),jj_end_Para(i))
340
341	if (ij==ip1jm .and. jje==jjp1) jje=jjm
342
343	if (jje >= jjb) then
344	call Register_RecvField(FieldR,ij,ll,jjb,jje-jjb+1,i,a_request)
345	endif
346
347	endif
348	enddo
349
350	end subroutine Register_SwapFieldHallo
351
352
353
354	SUBROUTINE Register_SwapField1d_u(FieldS,FieldR,new_dist,a_request,old_dist,up,down)
355	USE parallel_lmdz
356	USE dimensions_mod
357	IMPLICIT NONE
358
359	REAL, DIMENSION(:),INTENT(IN) :: FieldS
360	REAL, DIMENSION(:),INTENT(OUT) :: FieldR
361	TYPE(distrib),OPTIONAL,INTENT(IN) :: old_dist
362	TYPE(distrib),INTENT(IN) :: new_dist
363	INTEGER,OPTIONAL,INTENT(IN) :: up
364	INTEGER,OPTIONAL,INTENT(IN) :: down
365	TYPE(request),INTENT(INOUT) :: a_request
366
367	INTEGER :: halo_up
368	INTEGER :: halo_down
369
370
371	halo_up=0
372	halo_down=0
373	IF (PRESENT(up)) halo_up=up
374	IF (PRESENT(down)) halo_down=down
375
376	IF (PRESENT(old_dist)) THEN
377	CALL Register_SwapField_gen_u(FieldS,FieldR,1,old_dist,new_dist,halo_up,halo_down,a_request)
378	ELSE
379	CALL Register_SwapField_gen_u(FieldS,FieldR,1,current_dist,new_dist,halo_up,halo_down,a_request)
380	ENDIF
381
382	END SUBROUTINE Register_SwapField1d_u
383
384
385	SUBROUTINE Register_SwapField2d_u1d(FieldS,FieldR,new_dist,a_request,old_dist,up,down)
386	USE parallel_lmdz
387	USE dimensions_mod
388	IMPLICIT NONE
389
390	REAL, DIMENSION(:,:),INTENT(IN) :: FieldS
391	REAL, DIMENSION(:,:),INTENT(OUT) :: FieldR
392	TYPE(distrib),OPTIONAL,INTENT(IN) :: old_dist
393	TYPE(distrib),INTENT(IN) :: new_dist
394	INTEGER,OPTIONAL,INTENT(IN) :: up
395	INTEGER,OPTIONAL,INTENT(IN) :: down
396	TYPE(request),INTENT(INOUT) :: a_request
397
398	INTEGER :: halo_up
399	INTEGER :: halo_down
400	INTEGER :: ll
401
402
403	halo_up=0
404	halo_down=0
405	IF (PRESENT(up)) halo_up=up
406	IF (PRESENT(down)) halo_down=down
407
408	ll=size(FieldS,2)
409
410	IF (PRESENT(old_dist)) THEN
411	CALL Register_SwapField_gen_u(FieldS,FieldR,ll,old_dist,new_dist,halo_up,halo_down,a_request)
412	ELSE
413	CALL Register_SwapField_gen_u(FieldS,FieldR,ll,current_dist,new_dist,halo_up,halo_down,a_request)
414	ENDIF
415
416	END SUBROUTINE Register_SwapField2d_u1d
417
418
419	SUBROUTINE Register_SwapField3d_u(FieldS,FieldR,new_dist,a_request,old_dist,up,down)
420	USE parallel_lmdz
421	USE dimensions_mod
422	IMPLICIT NONE
423
424	REAL, DIMENSION(:,:,:),INTENT(IN) :: FieldS
425	REAL, DIMENSION(:,:,:),INTENT(OUT) :: FieldR
426	TYPE(distrib),OPTIONAL,INTENT(IN) :: old_dist
427	TYPE(distrib),INTENT(IN) :: new_dist
428	INTEGER,OPTIONAL,INTENT(IN) :: up
429	INTEGER,OPTIONAL,INTENT(IN) :: down
430	TYPE(request),INTENT(INOUT) :: a_request
431
432	INTEGER :: halo_up
433	INTEGER :: halo_down
434	INTEGER :: ll
435
436
437	halo_up=0
438	halo_down=0
439	IF (PRESENT(up)) halo_up=up
440	IF (PRESENT(down)) halo_down=down
441
442	ll=size(FieldS,2)*size(FieldS,3)
443
444	IF (PRESENT(old_dist)) THEN
445	CALL Register_SwapField_gen_u(FieldS,FieldR,ll,old_dist,new_dist,halo_up,halo_down,a_request)
446	ELSE
447	CALL Register_SwapField_gen_u(FieldS,FieldR,ll,current_dist,new_dist,halo_up,halo_down,a_request)
448	ENDIF
449
450	END SUBROUTINE Register_SwapField3d_u
451
452
453
454	SUBROUTINE Register_SwapField1d_u2d(FieldS,FieldR,new_dist,a_request,old_dist,up,down)
455	USE parallel_lmdz
456	USE dimensions_mod
457
458	IMPLICIT NONE
459
460	REAL, DIMENSION(:,:),INTENT(IN) :: FieldS
461	REAL, DIMENSION(:,:),INTENT(OUT) :: FieldR
462	TYPE(distrib),OPTIONAL,INTENT(IN) :: old_dist
463	TYPE(distrib),OPTIONAL,INTENT(IN) :: new_dist !LF
464	INTEGER,OPTIONAL,INTENT(IN) :: up
465	INTEGER,OPTIONAL,INTENT(IN) :: down
466	TYPE(request),INTENT(INOUT) :: a_request
467
468	INTEGER :: halo_up
469	INTEGER :: halo_down
470
471
472	halo_up=0
473	halo_down=0
474	IF (PRESENT(up)) halo_up=up
475	IF (PRESENT(down)) halo_down=down
476
477	IF (PRESENT(old_dist)) THEN
478	CALL Register_SwapField_gen_u(FieldS,FieldR,1,old_dist,new_dist,halo_up,halo_down,a_request)
479	ELSE
480	CALL Register_SwapField_gen_u(FieldS,FieldR,1,current_dist,new_dist,halo_up,halo_down,a_request)
481	ENDIF
482
483	END SUBROUTINE Register_SwapField1d_u2d
484
485
486	SUBROUTINE Register_SwapField2d_u2d(FieldS,FieldR,new_dist,a_request,old_dist,up,down)
487	USE parallel_lmdz
488	USE dimensions_mod
489
490	IMPLICIT NONE
491
492	REAL, DIMENSION(:,:,:),INTENT(IN) :: FieldS
493	REAL, DIMENSION(:,:,:),INTENT(OUT) :: FieldR
494	TYPE(distrib),OPTIONAL,INTENT(IN) :: old_dist
495	TYPE(distrib),INTENT(IN) :: new_dist
496	INTEGER,OPTIONAL,INTENT(IN) :: up
497	INTEGER,OPTIONAL,INTENT(IN) :: down
498	TYPE(request),INTENT(INOUT) :: a_request
499
500	INTEGER :: halo_up
501	INTEGER :: halo_down
502	INTEGER :: ll
503
504
505	halo_up=0
506	halo_down=0
507	IF (PRESENT(up)) halo_up=up
508	IF (PRESENT(down)) halo_down=down
509
510	ll=size(FieldS,3)
511
512	IF (PRESENT(old_dist)) THEN
513	CALL Register_SwapField_gen_u(FieldS,FieldR,ll,old_dist,new_dist,halo_up,halo_down,a_request)
514	ELSE
515	CALL Register_SwapField_gen_u(FieldS,FieldR,ll,current_dist,new_dist,halo_up,halo_down,a_request)
516	ENDIF
517
518	END SUBROUTINE Register_SwapField2d_u2d
519
520
521	SUBROUTINE Register_SwapField3d_u2d(FieldS,FieldR,new_dist,a_request,old_dist,up,down)
522	USE parallel_lmdz
523	USE dimensions_mod
524	IMPLICIT NONE
525
526	REAL, DIMENSION(:,:,:,:),INTENT(IN) :: FieldS
527	REAL, DIMENSION(:,:,:,:),INTENT(OUT) :: FieldR
528	TYPE(distrib),OPTIONAL,INTENT(IN) :: old_dist
529	TYPE(distrib),INTENT(IN) :: new_dist
530	INTEGER,OPTIONAL,INTENT(IN) :: up
531	INTEGER,OPTIONAL,INTENT(IN) :: down
532	TYPE(request),INTENT(INOUT) :: a_request
533
534	INTEGER :: halo_up
535	INTEGER :: halo_down
536	INTEGER :: ll
537
538
539	halo_up=0
540	halo_down=0
541	IF (PRESENT(up)) halo_up=up
542	IF (PRESENT(down)) halo_down=down
543
544	ll=size(FieldS,3)*size(FieldS,4)
545
546	IF (PRESENT(old_dist)) THEN
547	CALL Register_SwapField_gen_u(FieldS,FieldR,ll,old_dist,new_dist,halo_up,halo_down,a_request)
548	ELSE
549	CALL Register_SwapField_gen_u(FieldS,FieldR,ll,current_dist,new_dist,halo_up,halo_down,a_request)
550	ENDIF
551
552	END SUBROUTINE Register_SwapField3d_u2d
553
554
555
556
557
558
559
560	SUBROUTINE Register_SwapField1d_v(FieldS,FieldR,new_dist,a_request,old_dist,up,down)
561	USE parallel_lmdz
562	USE dimensions_mod
563	IMPLICIT NONE
564
565	REAL, DIMENSION(:),INTENT(IN) :: FieldS
566	REAL, DIMENSION(:),INTENT(OUT) :: FieldR
567	TYPE(distrib),OPTIONAL,INTENT(IN) :: old_dist
568	TYPE(distrib),INTENT(IN) :: new_dist
569	INTEGER,OPTIONAL,INTENT(IN) :: up
570	INTEGER,OPTIONAL,INTENT(IN) :: down
571	TYPE(request),INTENT(INOUT) :: a_request
572
573	INTEGER :: halo_up
574	INTEGER :: halo_down
575
576
577	halo_up=0
578	halo_down=0
579	IF (PRESENT(up)) halo_up=up
580	IF (PRESENT(down)) halo_down=down
581
582	IF (PRESENT(old_dist)) THEN
583	CALL Register_SwapField_gen_v(FieldS,FieldR,1,old_dist,new_dist,halo_up,halo_down,a_request)
584	ELSE
585	CALL Register_SwapField_gen_v(FieldS,FieldR,1,current_dist,new_dist,halo_up,halo_down,a_request)
586	ENDIF
587
588	END SUBROUTINE Register_SwapField1d_v
589
590
591	SUBROUTINE Register_SwapField2d_v1d(FieldS,FieldR,new_dist,a_request,old_dist,up,down)
592	USE parallel_lmdz
593	USE dimensions_mod
594	IMPLICIT NONE
595
596	REAL, DIMENSION(:,:),INTENT(IN) :: FieldS
597	REAL, DIMENSION(:,:),INTENT(OUT) :: FieldR
598	TYPE(distrib),OPTIONAL,INTENT(IN) :: old_dist
599	TYPE(distrib),INTENT(IN) :: new_dist
600	INTEGER,OPTIONAL,INTENT(IN) :: up
601	INTEGER,OPTIONAL,INTENT(IN) :: down
602	TYPE(request),INTENT(INOUT) :: a_request
603
604	INTEGER :: halo_up
605	INTEGER :: halo_down
606	INTEGER :: ll
607
608
609	halo_up=0
610	halo_down=0
611	IF (PRESENT(up)) halo_up=up
612	IF (PRESENT(down)) halo_down=down
613
614	ll=size(FieldS,2)
615
616	IF (PRESENT(old_dist)) THEN
617	CALL Register_SwapField_gen_v(FieldS,FieldR,ll,old_dist,new_dist,halo_up,halo_down,a_request)
618	ELSE
619	CALL Register_SwapField_gen_v(FieldS,FieldR,ll,current_dist,new_dist,halo_up,halo_down,a_request)
620	ENDIF
621
622	END SUBROUTINE Register_SwapField2d_v1d
623
624
625	SUBROUTINE Register_SwapField3d_v(FieldS,FieldR,new_dist,a_request,old_dist,up,down)
626	USE parallel_lmdz
627	USE dimensions_mod
628	IMPLICIT NONE
629
630	REAL, DIMENSION(:,:,:),INTENT(IN) :: FieldS
631	REAL, DIMENSION(:,:,:),INTENT(OUT) :: FieldR
632	TYPE(distrib),OPTIONAL,INTENT(IN) :: old_dist
633	TYPE(distrib),INTENT(IN) :: new_dist
634	INTEGER,OPTIONAL,INTENT(IN) :: up
635	INTEGER,OPTIONAL,INTENT(IN) :: down
636	TYPE(request),INTENT(INOUT) :: a_request
637
638	INTEGER :: halo_up
639	INTEGER :: halo_down
640	INTEGER :: ll
641
642
643	halo_up=0
644	halo_down=0
645	IF (PRESENT(up)) halo_up=up
646	IF (PRESENT(down)) halo_down=down
647
648	ll=size(FieldS,2)*size(FieldS,3)
649
650	IF (PRESENT(old_dist)) THEN
651	CALL Register_SwapField_gen_v(FieldS,FieldR,ll,old_dist,new_dist,halo_up,halo_down,a_request)
652	ELSE
653	CALL Register_SwapField_gen_v(FieldS,FieldR,ll,current_dist,new_dist,halo_up,halo_down,a_request)
654	ENDIF
655
656	END SUBROUTINE Register_SwapField3d_v
657
658
659
660
661	SUBROUTINE Register_SwapField1d_v2d(FieldS,FieldR,new_dist,a_request,old_dist,up,down)
662	USE parallel_lmdz
663	USE dimensions_mod
664	IMPLICIT NONE
665
666	REAL, DIMENSION(:,:),INTENT(IN) :: FieldS
667	REAL, DIMENSION(:,:),INTENT(OUT) :: FieldR
668	TYPE(distrib),OPTIONAL,INTENT(IN) :: old_dist
669	TYPE(distrib),OPTIONAL,INTENT(IN) :: new_dist !LF
670	INTEGER,OPTIONAL,INTENT(IN) :: up
671	INTEGER,OPTIONAL,INTENT(IN) :: down
672	TYPE(request),INTENT(INOUT) :: a_request
673
674	INTEGER :: halo_up
675	INTEGER :: halo_down
676
677
678	halo_up=0
679	halo_down=0
680	IF (PRESENT(up)) halo_up=up
681	IF (PRESENT(down)) halo_down=down
682
683	IF (PRESENT(old_dist)) THEN
684	CALL Register_SwapField_gen_v(FieldS,FieldR,1,old_dist,new_dist,halo_up,halo_down,a_request)
685	ELSE
686	CALL Register_SwapField_gen_v(FieldS,FieldR,1,current_dist,new_dist,halo_up,halo_down,a_request)
687	ENDIF
688
689	END SUBROUTINE Register_SwapField1d_v2d
690
691
692	SUBROUTINE Register_SwapField2d_v2d(FieldS,FieldR,new_dist,a_request,old_dist,up,down)
693	USE parallel_lmdz
694	USE dimensions_mod
695	IMPLICIT NONE
696
697	REAL, DIMENSION(:,:,:),INTENT(IN) :: FieldS
698	REAL, DIMENSION(:,:,:),INTENT(OUT) :: FieldR
699	TYPE(distrib),OPTIONAL,INTENT(IN) :: old_dist
700	TYPE(distrib),INTENT(IN) :: new_dist
701	INTEGER,OPTIONAL,INTENT(IN) :: up
702	INTEGER,OPTIONAL,INTENT(IN) :: down
703	TYPE(request),INTENT(INOUT) :: a_request
704
705	INTEGER :: halo_up
706	INTEGER :: halo_down
707	INTEGER :: ll
708
709
710	halo_up=0
711	halo_down=0
712	IF (PRESENT(up)) halo_up=up
713	IF (PRESENT(down)) halo_down=down
714
715	ll=size(FieldS,3)
716
717	IF (PRESENT(old_dist)) THEN
718	CALL Register_SwapField_gen_v(FieldS,FieldR,ll,old_dist,new_dist,halo_up,halo_down,a_request)
719	ELSE
720	CALL Register_SwapField_gen_v(FieldS,FieldR,ll,current_dist,new_dist,halo_up,halo_down,a_request)
721	ENDIF
722
723	END SUBROUTINE Register_SwapField2d_v2d
724
725
726	SUBROUTINE Register_SwapField3d_v2d(FieldS,FieldR,new_dist,a_request,old_dist,up,down)
727	USE parallel_lmdz
728	USE dimensions_mod
729	IMPLICIT NONE
730
731	REAL, DIMENSION(:,:,:,:),INTENT(IN) :: FieldS
732	REAL, DIMENSION(:,:,:,:),INTENT(OUT) :: FieldR
733	TYPE(distrib),OPTIONAL,INTENT(IN) :: old_dist
734	TYPE(distrib),INTENT(IN) :: new_dist
735	INTEGER,OPTIONAL,INTENT(IN) :: up
736	INTEGER,OPTIONAL,INTENT(IN) :: down
737	TYPE(request),INTENT(INOUT) :: a_request
738
739	INTEGER :: halo_up
740	INTEGER :: halo_down
741	INTEGER :: ll
742
743
744	halo_up=0
745	halo_down=0
746	IF (PRESENT(up)) halo_up=up
747	IF (PRESENT(down)) halo_down=down
748
749	ll=size(FieldS,3)*size(FieldS,4)
750
751	IF (PRESENT(old_dist)) THEN
752	CALL Register_SwapField_gen_v(FieldS,FieldR,ll,old_dist,new_dist,halo_up,halo_down,a_request)
753	ELSE
754	CALL Register_SwapField_gen_v(FieldS,FieldR,ll,current_dist,new_dist,halo_up,halo_down,a_request)
755	ENDIF
756
757	END SUBROUTINE Register_SwapField3d_v2d
758
759
760
761	SUBROUTINE Register_SwapField_gen_u(FieldS,FieldR,ll,old_dist,new_dist,Up,Down,a_request)
762	USE parallel_lmdz
763	USE dimensions_mod
764	IMPLICIT NONE
765
766	INTEGER :: ll,Up,Down
767	TYPE(distrib) :: old_dist
768	TYPE(distrib) :: new_dist
769	REAL, DIMENSION(old_dist%ijb_u:old_dist%ije_u,ll) :: FieldS
770	REAL, DIMENSION(new_dist%ijb_u:new_dist%ije_u,ll) :: FieldR
771	TYPE(request) :: a_request
772	INTEGER,DIMENSION(0:MPI_Size-1) :: jj_Nb_New
773	INTEGER,DIMENSION(0:MPI_Size-1) :: jj_Begin_New,jj_End_New
774
775	INTEGER ::i,l,jje,jjb,ijb,ije
776
777	DO i=0,MPI_Size-1
778	jj_begin_New(i)=max(1,new_dist%jj_begin_para(i)-Up)
779	jj_end_New(i)=min(jjp1,new_dist%jj_end_para(i)+Down)
780	ENDDO
781
782	DO i=0,MPI_Size-1
783	IF (i /= MPI_Rank) THEN
784	jjb=max(jj_begin_new(i),old_dist%jj_begin)
785	jje=min(jj_end_new(i),old_dist%jj_end)
786
787	IF (jje >= jjb) THEN
788	CALL Register_SendField(FieldS,old_dist%ijnb_u,ll,jjb-old_dist%jjb_u+1,jje-jjb+1,i,a_request)
789	ENDIF
790
791	jjb=max(jj_begin_new(MPI_Rank),old_dist%jj_begin_Para(i))
792	jje=min(jj_end_new(MPI_Rank),old_dist%jj_end_Para(i))
793
794	IF (jje >= jjb) THEN
795	CALL Register_RecvField(FieldR,new_dist%ijnb_u,ll,jjb-new_dist%jjb_u+1,jje-jjb+1,i,a_request)
796	ENDIF
797	ELSE
798	jjb=max(jj_begin_new(i),old_dist%jj_begin)
799	jje=min(jj_end_new(i),old_dist%jj_end)
800	ijb=(jjb-1)*iip1+1
801	ije=jje*iip1
802	!$OMP DO SCHEDULE(STATIC,OMP_CHUNK)
803	DO l=1,ll
804	FieldR(ijb:ije,l)=FieldS(ijb:ije,l)
805	ENDDO
806	!$OMP END DO NOWAIT
807	ENDIF
808	ENDDO
809
810	END SUBROUTINE Register_SwapField_gen_u
811
812
813
814	SUBROUTINE Register_SwapField_gen_v(FieldS,FieldR,ll,old_dist,new_dist,Up,Down,a_request)
815	USE parallel_lmdz
816	USE dimensions_mod
817	IMPLICIT NONE
818
819	INTEGER :: ll,Up,Down
820	TYPE(distrib) :: old_dist
821	TYPE(distrib) :: new_dist
822	REAL, DIMENSION(old_dist%ijb_v:old_dist%ije_v,ll) :: FieldS
823	REAL, DIMENSION(new_dist%ijb_v:new_dist%ije_v,ll) :: FieldR
824	TYPE(request) :: a_request
825	INTEGER,DIMENSION(0:MPI_Size-1) :: jj_Nb_New
826	INTEGER,DIMENSION(0:MPI_Size-1) :: jj_Begin_New,jj_End_New
827
828	INTEGER ::i,l,jje,jjb,ijb,ije
829
830	DO i=0,MPI_Size-1
831	jj_begin_New(i)=max(1,new_dist%jj_begin_para(i)-Up)
832	jj_end_New(i)=min(jjp1,new_dist%jj_end_para(i)+Down)
833	ENDDO
834
835	DO i=0,MPI_Size-1
836	IF (i /= MPI_Rank) THEN
837	jjb=max(jj_begin_new(i),old_dist%jj_begin)
838	jje=min(jj_end_new(i),old_dist%jj_end)
839
840	IF (jje==jjp1) jje=jjm
841
842	IF (jje >= jjb) THEN
843	CALL Register_SendField(FieldS,old_dist%ijnb_v,ll,jjb-old_dist%jjb_v+1,jje-jjb+1,i,a_request)
844	ENDIF
845
846	jjb=max(jj_begin_new(MPI_Rank),old_dist%jj_begin_Para(i))
847	jje=min(jj_end_new(MPI_Rank),old_dist%jj_end_Para(i))
848
849	IF (jje==jjp1) jje=jjm
850
851	IF (jje >= jjb) THEN
852	CALL Register_RecvField(FieldR,new_dist%ijnb_v,ll,jjb-new_dist%jjb_v+1,jje-jjb+1,i,a_request)
853	ENDIF
854	ELSE
855	jjb=max(jj_begin_new(i),old_dist%jj_begin)
856	jje=min(jj_end_new(i),old_dist%jj_end)
857	IF (jje==jjp1) jje=jjm
858	ijb=(jjb-1)*iip1+1
859	ije=jje*iip1
860	!$OMP DO SCHEDULE(STATIC,OMP_CHUNK)
861	DO l=1,ll
862	FieldR(ijb:ije,l)=FieldS(ijb:ije,l)
863	ENDDO
864	!$OMP END DO NOWAIT
865	ENDIF
866	ENDDO
867
868	END SUBROUTINE Register_SwapField_gen_v
869
870
871
872
873
874	subroutine Register_Hallo(Field,ij,ll,RUp,Rdown,SUp,SDown,a_request)
875	USE dimensions_mod
876	implicit none
877
878	#ifdef CPP_MPI
879	include 'mpif.h'
880	#endif
881	INTEGER :: ij,ll
882	REAL, dimension(ij,ll) :: Field
883	INTEGER :: Sup,Sdown,rup,rdown
884	type(request) :: a_request
885	type(Hallo),pointer :: PtrHallo
886	LOGICAL :: SendUp,SendDown
887	LOGICAL :: RecvUp,RecvDown
888
889
890	SendUp=.TRUE.
891	SendDown=.TRUE.
892	RecvUp=.TRUE.
893	RecvDown=.TRUE.
894
895	IF (pole_nord) THEN
896	SendUp=.FALSE.
897	RecvUp=.FALSE.
898	ENDIF
899
900	IF (pole_sud) THEN
901	SendDown=.FALSE.
902	RecvDown=.FALSE.
903	ENDIF
904
905	if (Sup.eq.0) then
906	SendUp=.FALSE.
907	endif
908
909	if (Sdown.eq.0) then
910	SendDown=.FALSE.
911	endif
912
913	if (Rup.eq.0) then
914	RecvUp=.FALSE.
915	endif
916
917	if (Rdown.eq.0) then
918	RecvDown=.FALSE.
919	endif
920
921	IF (SendUp) THEN
922	call Register_SendField(Field,ij,ll,jj_begin,SUp,MPI_Rank-1,a_request)
923	ENDIF
924
925	IF (SendDown) THEN
926	call Register_SendField(Field,ij,ll,jj_end-SDown+1,SDown,MPI_Rank+1,a_request)
927	ENDIF
928
929
930	IF (RecvUp) THEN
931	call Register_RecvField(Field,ij,ll,jj_begin-Rup,RUp,MPI_Rank-1,a_request)
932	ENDIF
933
934	IF (RecvDown) THEN
935	call Register_RecvField(Field,ij,ll,jj_end+1,RDown,MPI_Rank+1,a_request)
936	ENDIF
937
938	end subroutine Register_Hallo
939
940
941	subroutine Register_Hallo_u(Field,ll,RUp,Rdown,SUp,SDown,a_request)
942	USE dimensions_mod
943	implicit none
944	#ifdef CPP_MPI
945	include 'mpif.h'
946	#endif
947	INTEGER :: ll
948	REAL, dimension(ijb_u:ije_u,ll) :: Field
949	INTEGER :: Sup,Sdown,rup,rdown
950	type(request) :: a_request
951	type(Hallo),pointer :: PtrHallo
952	LOGICAL :: SendUp,SendDown
953	LOGICAL :: RecvUp,RecvDown
954
955
956	SendUp=.TRUE.
957	SendDown=.TRUE.
958	RecvUp=.TRUE.
959	RecvDown=.TRUE.
960
961	IF (pole_nord) THEN
962	SendUp=.FALSE.
963	RecvUp=.FALSE.
964	ENDIF
965
966	IF (pole_sud) THEN
967	SendDown=.FALSE.
968	RecvDown=.FALSE.
969	ENDIF
970
971	if (Sup.eq.0) then
972	SendUp=.FALSE.
973	endif
974
975	if (Sdown.eq.0) then
976	SendDown=.FALSE.
977	endif
978
979	if (Rup.eq.0) then
980	RecvUp=.FALSE.
981	endif
982
983	if (Rdown.eq.0) then
984	RecvDown=.FALSE.
985	endif
986
987	IF (SendUp) THEN
988	call Register_SendField(Field,ijnb_u,ll,jj_begin-jjb_u+1,SUp,MPI_Rank-1,a_request)
989	ENDIF
990
991	IF (SendDown) THEN
992	call Register_SendField(Field,ijnb_u,ll,jj_end-SDown+1-jjb_u+1,SDown,MPI_Rank+1,a_request)
993	ENDIF
994
995
996	IF (RecvUp) THEN
997	call Register_RecvField(Field,ijnb_u,ll,jj_begin-Rup-jjb_u+1,RUp,MPI_Rank-1,a_request)
998	ENDIF
999
1000	IF (RecvDown) THEN
1001	call Register_RecvField(Field,ijnb_u,ll,jj_end+1-jjb_u+1,RDown,MPI_Rank+1,a_request)
1002	ENDIF
1003
1004	end subroutine Register_Hallo_u
1005
1006	subroutine Register_Hallo_v(Field,ll,RUp,Rdown,SUp,SDown,a_request)
1007	USE dimensions_mod
1008	implicit none
1009	#ifdef CPP_MPI
1010	include 'mpif.h'
1011	#endif
1012	INTEGER :: ll
1013	REAL, dimension(ijb_v:ije_v,ll) :: Field
1014	INTEGER :: Sup,Sdown,rup,rdown
1015	type(request) :: a_request
1016	type(Hallo),pointer :: PtrHallo
1017	LOGICAL :: SendUp,SendDown
1018	LOGICAL :: RecvUp,RecvDown
1019
1020
1021	SendUp=.TRUE.
1022	SendDown=.TRUE.
1023	RecvUp=.TRUE.
1024	RecvDown=.TRUE.
1025
1026	IF (pole_nord) THEN
1027	SendUp=.FALSE.
1028	RecvUp=.FALSE.
1029	ENDIF
1030
1031	IF (pole_sud) THEN
1032	SendDown=.FALSE.
1033	RecvDown=.FALSE.
1034	ENDIF
1035
1036	if (Sup.eq.0) then
1037	SendUp=.FALSE.
1038	endif
1039
1040	if (Sdown.eq.0) then
1041	SendDown=.FALSE.
1042	endif
1043
1044	if (Rup.eq.0) then
1045	RecvUp=.FALSE.
1046	endif
1047
1048	if (Rdown.eq.0) then
1049	RecvDown=.FALSE.
1050	endif
1051
1052	IF (SendUp) THEN
1053	call Register_SendField(Field,ijnb_v,ll,jj_begin-jjb_v+1,SUp,MPI_Rank-1,a_request)
1054	ENDIF
1055
1056	IF (SendDown) THEN
1057	call Register_SendField(Field,ijnb_v,ll,jj_end-SDown+1-jjb_v+1,SDown,MPI_Rank+1,a_request)
1058	ENDIF
1059
1060
1061	IF (RecvUp) THEN
1062	call Register_RecvField(Field,ijnb_v,ll,jj_begin-Rup-jjb_v+1,RUp,MPI_Rank-1,a_request)
1063	ENDIF
1064
1065	IF (RecvDown) THEN
1066	call Register_RecvField(Field,ijnb_v,ll,jj_end+1-jjb_v+1,RDown,MPI_Rank+1,a_request)
1067	ENDIF
1068
1069	end subroutine Register_Hallo_v
1070
1071	subroutine SendRequest(a_Request)
1072	USE dimensions_mod
1073	implicit none
1074
1075	#ifdef CPP_MPI
1076	include 'mpif.h'
1077	#endif
1078
1079	type(request),target :: a_request
1080	type(request_SR),pointer :: Req
1081	type(Hallo),pointer :: PtrHallo
1082	integer :: SizeBuffer
1083	integer :: i,rank,l,ij,Pos,ierr
1084	integer :: offset
1085	real,dimension(:,:),pointer :: Field
1086	integer :: Nb
1087
1088	do rank=0,MPI_SIZE-1
1089
1090	Req=>a_Request%RequestSend(rank)
1091
1092	SizeBuffer=0
1093	do i=1,Req%NbRequest
1094	PtrHallo=>Req%Hallo(i)
1095	!$OMP DO SCHEDULE(STATIC,OMP_CHUNK)
1096	DO l=1,PtrHallo%NbLevel
1097	SizeBuffer=SizeBuffer+PtrHallo%size*iip1
1098	ENDDO
1099	!$OMP ENDDO NOWAIT
1100	enddo
1101
1102	Req%BufferSize=SizeBuffer
1103	if (Req%NbRequest>0) then
1104
1105	call allocate_buffer(SizeBuffer,Req%Index,Req%pos)
1106
1107	Pos=Req%Pos
1108	do i=1,Req%NbRequest
1109	PtrHallo=>Req%Hallo(i)
1110	offset=(PtrHallo%offset-1)*iip1+1
1111	Nb=iip1*PtrHallo%size-1
1112	Field=>PtrHallo%Field
1113
1114	!$OMP DO SCHEDULE(STATIC,OMP_CHUNK)
1115	do l=1,PtrHallo%NbLevel
1116	!cdir NODEP
1117	do ij=0,Nb
1118	Buffer(Pos+ij)=Field(Offset+ij,l)
1119	enddo
1120
1121	Pos=Pos+Nb+1
1122	enddo
1123	!$OMP END DO NOWAIT
1124	enddo
1125
1126	if (SizeBuffer>0) then
1127	!$OMP CRITICAL (MPI)
1128
1129	#ifdef CPP_MPI
1130	call MPI_ISSEND(Buffer(req%Pos),SizeBuffer,MPI_REAL_LMDZ,rank,a_request%tag+1000*omp_rank, &
1131	COMM_LMDZ,Req%MSG_Request,ierr)
1132	#endif
1133	IF (.NOT.using_mpi) THEN
1134	PRINT *,'Erreur, echange MPI en mode sequentiel !!!'
1135	STOP
1136	ENDIF
1137	! PRINT *,"-------------------------------------------------------------------"
1138	! PRINT *,"Process de rang",mpi_rank,"Task : ",omp_rank,"--->"
1139	! PRINT ,"Requete envoye au proc :",rank,"tag :",a_request%tag+1000omp_rank
1140	! PRINT *,"Taille du message :",SizeBuffer,"requete no :",Req%MSG_Request
1141	! PRINT *,"-------------------------------------------------------------------"
1142	!$OMP END CRITICAL (MPI)
1143	endif
1144	endif
1145	enddo
1146
1147
1148	do rank=0,MPI_SIZE-1
1149
1150	Req=>a_Request%RequestRecv(rank)
1151	SizeBuffer=0
1152
1153	do i=1,Req%NbRequest
1154	PtrHallo=>Req%Hallo(i)
1155
1156	!$OMP DO SCHEDULE(STATIC,OMP_CHUNK)
1157	DO l=1,PtrHallo%NbLevel
1158	SizeBuffer=SizeBuffer+PtrHallo%size*iip1
1159	ENDDO
1160	!$OMP ENDDO NOWAIT
1161	enddo
1162
1163	Req%BufferSize=SizeBuffer
1164
1165	if (Req%NbRequest>0) then
1166	call allocate_buffer(SizeBuffer,Req%Index,Req%Pos)
1167
1168	if (SizeBuffer>0) then
1169
1170	!$OMP CRITICAL (MPI)
1171
1172	#ifdef CPP_MPI
1173	call MPI_IRECV(Buffer(Req%Pos),SizeBuffer,MPI_REAL_LMDZ,rank,a_request%tag+1000*omp_rank, &
1174	COMM_LMDZ,Req%MSG_Request,ierr)
1175	#endif
1176	IF (.NOT.using_mpi) THEN
1177	PRINT *,'Erreur, echange MPI en mode sequentiel !!!'
1178	STOP
1179	ENDIF
1180
1181	! PRINT *,"-------------------------------------------------------------------"
1182	! PRINT *,"Process de rang",mpi_rank,"Task : ",omp_rank,"--->"
1183	! PRINT ,"Requete en attente du proc :",rank,"tag :",a_request%tag+1000omp_rank
1184	! PRINT *,"Taille du message :",SizeBuffer,"requete no :",Req%MSG_Request
1185	! PRINT *,"-------------------------------------------------------------------"
1186
1187	!$OMP END CRITICAL (MPI)
1188	endif
1189	endif
1190
1191	enddo
1192
1193	end subroutine SendRequest
1194
1195	subroutine WaitRequest(a_Request)
1196	USE dimensions_mod
1197	implicit none
1198
1199	#ifdef CPP_MPI
1200	include 'mpif.h'
1201	#endif
1202
1203	type(request),target :: a_request
1204	type(request_SR),pointer :: Req
1205	type(Hallo),pointer :: PtrHallo
1206	integer, dimension(2*mpi_size) :: TabRequest
1207	#ifdef CPP_MPI
1208	integer, dimension(MPI_STATUS_SIZE,2*mpi_size) :: TabStatus
1209	#else
1210	integer, dimension(1,2*mpi_size) :: TabStatus
1211	#endif
1212	integer :: NbRequest
1213	integer :: i,rank,pos,ij,l,ierr
1214	integer :: offset
1215	integer :: Nb
1216
1217
1218	NbRequest=0
1219	do rank=0,MPI_SIZE-1
1220	Req=>a_request%RequestSend(rank)
1221	if (Req%NbRequest>0 .AND. Req%BufferSize > 0) then
1222	NbRequest=NbRequest+1
1223	TabRequest(NbRequest)=Req%MSG_Request
1224	endif
1225	enddo
1226
1227	do rank=0,MPI_SIZE-1
1228	Req=>a_request%RequestRecv(rank)
1229	if (Req%NbRequest>0 .AND. Req%BufferSize > 0 ) then
1230	NbRequest=NbRequest+1
1231	TabRequest(NbRequest)=Req%MSG_Request
1232	endif
1233	enddo
1234
1235	if (NbRequest>0) then
1236	!$OMP CRITICAL (MPI)
1237	! PRINT *,"-------------------------------------------------------------------"
1238	! PRINT *,"Process de rang",mpi_rank,"Task : ",omp_rank,"--->",NbRequest,"en attente"
1239	! PRINT *,"No des requetes :",TabRequest(1:NbRequest)
1240	#ifdef CPP_MPI
1241	call MPI_WAITALL(NbRequest,TabRequest,TabStatus,ierr)
1242	#endif
1243	! PRINT *,"Process de rang",mpi_rank,"Task : ",omp_rank,"--->",NbRequest,"complete"
1244	! PRINT *,"-------------------------------------------------------------------"
1245	!$OMP END CRITICAL (MPI)
1246	endif
1247	do rank=0,MPI_Size-1
1248	Req=>a_request%RequestRecv(rank)
1249	if (Req%NbRequest>0) then
1250	Pos=Req%Pos
1251	do i=1,Req%NbRequest
1252	PtrHallo=>Req%Hallo(i)
1253	offset=(PtrHallo%offset-1)*iip1+1
1254	Nb=iip1*PtrHallo%size-1
1255
1256	!$OMP DO SCHEDULE(STATIC,OMP_CHUNK)
1257	do l=1,PtrHallo%NbLevel
1258	!cdir NODEP
1259	do ij=0,Nb
1260	PtrHallo%Field(offset+ij,l)=Buffer(Pos+ij)
1261	enddo
1262
1263	Pos=Pos+Nb+1
1264	enddo
1265	!$OMP ENDDO NOWAIT
1266	enddo
1267	endif
1268	enddo
1269
1270	do rank=0,MPI_SIZE-1
1271	Req=>a_request%RequestSend(rank)
1272	if (Req%NbRequest>0) then
1273	call deallocate_buffer(Req%Index)
1274	Req%NbRequest=0
1275	endif
1276	enddo
1277
1278	do rank=0,MPI_SIZE-1
1279	Req=>a_request%RequestRecv(rank)
1280	if (Req%NbRequest>0) then
1281	call deallocate_buffer(Req%Index)
1282	Req%NbRequest=0
1283	endif
1284	enddo
1285
1286	a_request%tag=1
1287	end subroutine WaitRequest
1288
1289	subroutine WaitSendRequest(a_Request)
1290	USE dimensions_mod
1291	implicit none
1292
1293	#ifdef CPP_MPI
1294	include 'mpif.h'
1295	#endif
1296	type(request),target :: a_request
1297	type(request_SR),pointer :: Req
1298	type(Hallo),pointer :: PtrHallo
1299	integer, dimension(mpi_size) :: TabRequest
1300	#ifdef CPP_MPI
1301	integer, dimension(MPI_STATUS_SIZE,mpi_size) :: TabStatus
1302	#else
1303	integer, dimension(1,mpi_size) :: TabStatus
1304	#endif
1305	integer :: NbRequest
1306	integer :: i,rank,pos,ij,l,ierr
1307	integer :: offset
1308
1309
1310	NbRequest=0
1311	do rank=0,MPI_SIZE-1
1312	Req=>a_request%RequestSend(rank)
1313	if (Req%NbRequest>0) then
1314	NbRequest=NbRequest+1
1315	TabRequest(NbRequest)=Req%MSG_Request
1316	endif
1317	enddo
1318
1319
1320	if (NbRequest>0 .AND. Req%BufferSize > 0 ) THEN
1321	!$OMP CRITICAL (MPI)
1322	! PRINT *,"-------------------------------------------------------------------"
1323	! PRINT *,"Process de rang",mpi_rank,"Task : ",omp_rank,"--->",NbRequest,"en attente"
1324	! PRINT *,"No des requetes :",TabRequest(1:NbRequest)
1325	#ifdef CPP_MPI
1326	call MPI_WAITALL(NbRequest,TabRequest,TabStatus,ierr)
1327	#endif
1328	! PRINT *,"Process de rang",mpi_rank,"Task : ",omp_rank,"--->",NbRequest,"complete"
1329	! PRINT *,"-------------------------------------------------------------------"
1330
1331	!$OMP END CRITICAL (MPI)
1332	endif
1333
1334	do rank=0,MPI_SIZE-1
1335	Req=>a_request%RequestSend(rank)
1336	if (Req%NbRequest>0) then
1337	call deallocate_buffer(Req%Index)
1338	Req%NbRequest=0
1339	endif
1340	enddo
1341
1342	a_request%tag=1
1343	end subroutine WaitSendRequest
1344
1345	subroutine WaitRecvRequest(a_Request)
1346	USE dimensions_mod
1347	implicit none
1348
1349	#ifdef CPP_MPI
1350	include 'mpif.h'
1351	#endif
1352
1353	type(request),target :: a_request
1354	type(request_SR),pointer :: Req
1355	type(Hallo),pointer :: PtrHallo
1356	integer, dimension(mpi_size) :: TabRequest
1357	#ifdef CPP_MPI
1358	integer, dimension(MPI_STATUS_SIZE,mpi_size) :: TabStatus
1359	#else
1360	integer, dimension(1,mpi_size) :: TabStatus
1361	#endif
1362	integer :: NbRequest
1363	integer :: i,rank,pos,ij,l,ierr
1364	integer :: offset,Nb
1365
1366
1367	NbRequest=0
1368
1369	do rank=0,MPI_SIZE-1
1370	Req=>a_request%RequestRecv(rank)
1371	if (Req%NbRequest>0 .AND. Req%BufferSize > 0 ) then
1372	NbRequest=NbRequest+1
1373	TabRequest(NbRequest)=Req%MSG_Request
1374	endif
1375	enddo
1376
1377
1378	if (NbRequest>0) then
1379	!$OMP CRITICAL (MPI)
1380	! PRINT *,"-------------------------------------------------------------------"
1381	! PRINT *,"Process de rang",mpi_rank,"Task : ",omp_rank,"--->",NbRequest,"en attente"
1382	! PRINT *,"No des requetes :",TabRequest(1:NbRequest)
1383	#ifdef CPP_MPI
1384	call MPI_WAITALL(NbRequest,TabRequest,TabStatus,ierr)
1385	#endif
1386	! PRINT *,"Process de rang",mpi_rank,"Task : ",omp_rank,"--->",NbRequest,"complete"
1387	! PRINT *,"-------------------------------------------------------------------"
1388	!$OMP END CRITICAL (MPI)
1389	endif
1390
1391	do rank=0,MPI_Size-1
1392	Req=>a_request%RequestRecv(rank)
1393	if (Req%NbRequest>0) then
1394	Pos=Req%Pos
1395	do i=1,Req%NbRequest
1396	PtrHallo=>Req%Hallo(i)
1397	offset=(PtrHallo%offset-1)*iip1+1
1398	Nb=iip1*PtrHallo%size-1
1399	!$OMP DO SCHEDULE(STATIC,OMP_CHUNK)
1400	do l=1,PtrHallo%NbLevel
1401	!cdir NODEP
1402	do ij=0,Nb
1403	PtrHallo%Field(offset+ij,l)=Buffer(Pos+ij)
1404	enddo
1405	Pos=Pos+Nb+1
1406	enddo
1407	!$OMP END DO NOWAIT
1408	enddo
1409	endif
1410	enddo
1411
1412
1413	do rank=0,MPI_SIZE-1
1414	Req=>a_request%RequestRecv(rank)
1415	if (Req%NbRequest>0) then
1416	call deallocate_buffer(Req%Index)
1417	Req%NbRequest=0
1418	endif
1419	enddo
1420
1421	a_request%tag=1
1422	end subroutine WaitRecvRequest
1423
1424
1425
1426	subroutine CopyField(FieldS,FieldR,ij,ll,jj_Nb_New)
1427	USE dimensions_mod
1428
1429	implicit none
1430
1431	INTEGER :: ij,ll,l
1432	REAL, dimension(ij,ll) :: FieldS
1433	REAL, dimension(ij,ll) :: FieldR
1434	integer,dimension(0:MPI_Size-1) :: jj_Nb_New
1435	integer,dimension(0:MPI_Size-1) :: jj_Begin_New,jj_End_New
1436
1437	integer ::i,jje,jjb,ijb,ije
1438
1439	jj_begin_New(0)=1
1440	jj_End_New(0)=jj_Nb_New(0)
1441	do i=1,MPI_Size-1
1442	jj_begin_New(i)=jj_end_New(i-1)+1
1443	jj_end_New(i)=jj_begin_new(i)+jj_Nb_New(i)-1
1444	enddo
1445
1446	jjb=max(jj_begin,jj_begin_new(MPI_Rank))
1447	jje=min(jj_end,jj_end_new(MPI_Rank))
1448	if (ij==ip1jm) jje=min(jje,jjm)
1449
1450	if (jje >= jjb) then
1451	ijb=(jjb-1)*iip1+1
1452	ije=jje*iip1
1453
1454	!$OMP DO SCHEDULE(STATIC,OMP_CHUNK)
1455	do l=1,ll
1456	FieldR(ijb:ije,l)=FieldS(ijb:ije,l)
1457	enddo
1458	!$OMP ENDDO NOWAIT
1459	endif
1460
1461
1462	end subroutine CopyField
1463
1464	subroutine CopyFieldHallo(FieldS,FieldR,ij,ll,jj_Nb_New,Up,Down)
1465	USE dimensions_mod
1466
1467	implicit none
1468
1469	INTEGER :: ij,ll,Up,Down
1470	REAL, dimension(ij,ll) :: FieldS
1471	REAL, dimension(ij,ll) :: FieldR
1472	integer,dimension(0:MPI_Size-1) :: jj_Nb_New
1473	integer,dimension(0:MPI_Size-1) :: jj_Begin_New,jj_End_New
1474
1475	integer ::i,jje,jjb,ijb,ije,l
1476
1477
1478	jj_begin_New(0)=1
1479	jj_End_New(0)=jj_Nb_New(0)
1480	do i=1,MPI_Size-1
1481	jj_begin_New(i)=jj_end_New(i-1)+1
1482	jj_end_New(i)=jj_begin_new(i)+jj_Nb_New(i)-1
1483	enddo
1484
1485
1486	jjb=max(jj_begin,jj_begin_new(MPI_Rank)-Up)
1487	jje=min(jj_end,jj_end_new(MPI_Rank)+Down)
1488	if (ij==ip1jm) jje=min(jje,jjm)
1489
1490
1491	if (jje >= jjb) then
1492	ijb=(jjb-1)*iip1+1
1493	ije=jje*iip1
1494
1495	!$OMP DO SCHEDULE(STATIC,OMP_CHUNK)
1496	do l=1,ll
1497	FieldR(ijb:ije,l)=FieldS(ijb:ije,l)
1498	enddo
1499	!$OMP ENDDO NOWAIT
1500
1501	endif
1502	end subroutine CopyFieldHallo
1503
1504	subroutine Gather_field_u(field_loc,field_glo,ll)
1505	USE dimensions_mod
1506	implicit none
1507	integer :: ll
1508	real :: field_loc(ijb_u:ije_u,ll)
1509	real :: field_glo(ip1jmp1,ll)
1510	type(request) :: request_gather
1511	integer :: l
1512
1513
1514	!$OMP DO SCHEDULE(STATIC,OMP_CHUNK)
1515	DO l=1,ll
1516	field_glo(ij_begin:ij_end,l)=field_loc(ij_begin:ij_end,l)
1517	ENDDO
1518
1519	call register_SwapField(field_glo,field_glo,ip1jmp1,ll,distrib_gather%jj_nb_para,request_gather)
1520	call SendRequest(request_gather)
1521	!$OMP BARRIER
1522	call WaitRequest(request_gather)
1523	!$OMP BARRIER
1524
1525	end subroutine Gather_field_u
1526
1527	subroutine Gather_field_v(field_loc,field_glo,ll)
1528	USE dimensions_mod
1529	implicit none
1530	integer :: ll
1531	real :: field_loc(ijb_v:ije_v,ll)
1532	real :: field_glo(ip1jm,ll)
1533	type(request) :: request_gather
1534	integer :: ijb,ije
1535	integer :: l
1536
1537
1538	ijb=ij_begin
1539	ije=ij_end
1540	if (pole_sud) ije=ij_end-iip1
1541
1542	!$OMP DO SCHEDULE(STATIC,OMP_CHUNK)
1543	DO l=1,ll
1544	field_glo(ijb:ije,l)=field_loc(ijb:ije,l)
1545	ENDDO
1546
1547	call register_SwapField(field_glo,field_glo,ip1jm,ll,distrib_gather%jj_nb_para,request_gather)
1548	call SendRequest(request_gather)
1549	!$OMP BARRIER
1550	call WaitRequest(request_gather)
1551	!$OMP BARRIER
1552
1553	end subroutine Gather_field_v
1554
1555	subroutine Scatter_field_u(field_glo,field_loc,ll)
1556	USE dimensions_mod
1557	implicit none
1558	integer :: ll
1559	real :: field_glo(ip1jmp1,ll)
1560	real :: field_loc(ijb_u:ije_u,ll)
1561	type(request) :: request_gather
1562	TYPE(distrib) :: distrib_swap
1563	integer :: l
1564
1565	!$OMP BARRIER
1566	!$OMP MASTER
1567	call get_current_distrib(distrib_swap)
1568	call set_Distrib(distrib_gather)
1569	!$OMP END MASTER
1570	!$OMP BARRIER
1571
1572	call register_SwapField(field_glo,field_glo,ip1jmp1,ll,distrib_swap%jj_nb_para,request_gather)
1573	call SendRequest(request_gather)
1574	!$OMP BARRIER
1575	call WaitRequest(request_gather)
1576	!$OMP BARRIER
1577	!$OMP MASTER
1578	call set_Distrib(distrib_swap)
1579	!$OMP END MASTER
1580	!$OMP BARRIER
1581
1582	!$OMP DO SCHEDULE(STATIC,OMP_CHUNK)
1583	DO l=1,ll
1584	field_loc(ij_begin:ij_end,l)=field_glo(ij_begin:ij_end,l)
1585	ENDDO
1586
1587	end subroutine Scatter_field_u
1588
1589	subroutine Scatter_field_v(field_glo,field_loc,ll)
1590	USE dimensions_mod
1591	implicit none
1592	integer :: ll
1593	real :: field_glo(ip1jmp1,ll)
1594	real :: field_loc(ijb_v:ije_v,ll)
1595	type(request) :: request_gather
1596	TYPE(distrib) :: distrib_swap
1597	integer :: ijb,ije,l
1598
1599
1600	!$OMP BARRIER
1601	!$OMP MASTER
1602	call get_current_distrib(distrib_swap)
1603	call set_Distrib(distrib_gather)
1604	!$OMP END MASTER
1605	!$OMP BARRIER
1606	call register_SwapField(field_glo,field_glo,ip1jm,ll,distrib_swap%jj_nb_para,request_gather)
1607	call SendRequest(request_gather)
1608	!$OMP BARRIER
1609	call WaitRequest(request_gather)
1610	!$OMP BARRIER
1611	!$OMP MASTER
1612	call set_Distrib(distrib_swap)
1613	!$OMP END MASTER
1614	!$OMP BARRIER
1615	ijb=ij_begin
1616	ije=ij_end
1617	if (pole_sud) ije=ij_end-iip1
1618
1619	!$OMP DO SCHEDULE(STATIC,OMP_CHUNK)
1620	DO l=1,ll
1621	field_loc(ijb:ije,l)=field_glo(ijb:ije,l)
1622	ENDDO
1623
1624	end subroutine Scatter_field_v
1625
1626	end module mod_Hallo
1627

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