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mod_phys_lmdz_omp_transfert.F90 @ 4103

Last change on this file since 4103 was 4103, checked in by Laurent Fairhead, 2 years ago
Inclusion of some corrections and optimisations for XIOS done by Arnaud Durocher during his TGCC mission. Included here are r3703, r3704, r3750, r3751, r3752 from his LMDZ6/branches/Optimisation_LMDZ branch
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 Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 28.7 KB

Line
1	!
2	!$Header$
3	!
4	MODULE mod_phys_lmdz_omp_transfert
5
6	PRIVATE
7
8	INTEGER,PARAMETER :: grow_factor=1.5
9	INTEGER,PARAMETER :: size_min=1024
10
11	CHARACTER(LEN=size_min),SAVE :: buffer_c
12	! INTEGER,SAVE :: size_c=0
13	INTEGER,SAVE,ALLOCATABLE,DIMENSION(:) :: buffer_i
14	INTEGER,SAVE :: size_i=0
15	REAL,SAVE,ALLOCATABLE,DIMENSION(:) :: buffer_r
16	INTEGER,SAVE :: size_r=0
17	LOGICAL,SAVE,ALLOCATABLE,DIMENSION(:) :: buffer_l
18	INTEGER,SAVE :: size_l=0
19
20
21
22
23	INTERFACE bcast_omp
24	MODULE PROCEDURE bcast_omp_c, &
25	bcast_omp_i,bcast_omp_i1,bcast_omp_i2,bcast_omp_i3,bcast_omp_i4, &
26	bcast_omp_r,bcast_omp_r1,bcast_omp_r2,bcast_omp_r3,bcast_omp_r4, &
27	bcast_omp_l,bcast_omp_l1,bcast_omp_l2,bcast_omp_l3,bcast_omp_l4
28	END INTERFACE
29
30	INTERFACE scatter_omp
31	MODULE PROCEDURE scatter_omp_i,scatter_omp_i1,scatter_omp_i2,scatter_omp_i3, &
32	scatter_omp_r,scatter_omp_r1,scatter_omp_r2,scatter_omp_r3, &
33	scatter_omp_l,scatter_omp_l1,scatter_omp_l2,scatter_omp_l3
34	END INTERFACE
35
36
37	INTERFACE gather_omp
38	MODULE PROCEDURE gather_omp_i,gather_omp_i1,gather_omp_i2,gather_omp_i3, &
39	gather_omp_r,gather_omp_r1,gather_omp_r2,gather_omp_r3, &
40	gather_omp_l,gather_omp_l1,gather_omp_l2,gather_omp_l3
41	END INTERFACE
42
43
44	INTERFACE reduce_sum_omp
45	MODULE PROCEDURE reduce_sum_omp_i,reduce_sum_omp_i1,reduce_sum_omp_i2,reduce_sum_omp_i3,reduce_sum_omp_i4, &
46	reduce_sum_omp_r,reduce_sum_omp_r1,reduce_sum_omp_r2,reduce_sum_omp_r3,reduce_sum_omp_r4
47	END INTERFACE
48
49	INTERFACE reduce_min_omp
50	MODULE PROCEDURE reduce_min_omp_i,reduce_min_omp_i1,reduce_min_omp_i2,reduce_min_omp_i3,reduce_min_omp_i4, &
51	reduce_min_omp_r,reduce_min_omp_r1,reduce_min_omp_r2,reduce_min_omp_r3,reduce_min_omp_r4
52	END INTERFACE
53
54
55	PUBLIC bcast_omp,scatter_omp,gather_omp,reduce_sum_omp, reduce_min_omp, omp_barrier
56
57	CONTAINS
58
59	SUBROUTINE omp_barrier
60	IMPLICIT NONE
61
62	!$OMP BARRIER
63
64	END SUBROUTINE omp_barrier
65
66	SUBROUTINE check_buffer_i(buff_size)
67	IMPLICIT NONE
68	INTEGER :: buff_size
69
70	!$OMP BARRIER
71	!$OMP MASTER
72	IF (buff_size>size_i) THEN
73	IF (ALLOCATED(buffer_i)) DEALLOCATE(buffer_i)
74	size_i=MAX(size_min,INT(grow_factor*buff_size))
75	ALLOCATE(buffer_i(size_i))
76	ENDIF
77	!$OMP END MASTER
78	!$OMP BARRIER
79
80	END SUBROUTINE check_buffer_i
81
82	SUBROUTINE check_buffer_r(buff_size)
83	IMPLICIT NONE
84	INTEGER :: buff_size
85
86	!$OMP BARRIER
87	!$OMP MASTER
88	IF (buff_size>size_r) THEN
89	IF (ALLOCATED(buffer_r)) DEALLOCATE(buffer_r)
90	size_r=MAX(size_min,INT(grow_factor*buff_size))
91	ALLOCATE(buffer_r(size_r))
92	ENDIF
93	!$OMP END MASTER
94	!$OMP BARRIER
95
96	END SUBROUTINE check_buffer_r
97
98	SUBROUTINE check_buffer_l(buff_size)
99	IMPLICIT NONE
100	INTEGER :: buff_size
101
102	!$OMP BARRIER
103	!$OMP MASTER
104	IF (buff_size>size_l) THEN
105	IF (ALLOCATED(buffer_l)) DEALLOCATE(buffer_l)
106	size_l=MAX(size_min,INT(grow_factor*buff_size))
107	ALLOCATE(buffer_l(size_l))
108	ENDIF
109	!$OMP END MASTER
110	!$OMP BARRIER
111
112	END SUBROUTINE check_buffer_l
113
114	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
115	!! Definition des Broadcast --> 4D !!
116	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
117
118	!! -- Les chaine de charactère -- !!
119
120	SUBROUTINE bcast_omp_c(var)
121	IMPLICIT NONE
122	CHARACTER(LEN=*),INTENT(INOUT) :: Var
123
124	CALL bcast_omp_cgen(Var,len(Var),buffer_c)
125
126	END SUBROUTINE bcast_omp_c
127
128	!! -- Les entiers -- !!
129
130	SUBROUTINE bcast_omp_i(var)
131	IMPLICIT NONE
132	INTEGER,INTENT(INOUT) :: Var
133	INTEGER :: Var_tmp(1)
134
135	Var_tmp(1)=Var
136	CALL check_buffer_i(1)
137	CALL bcast_omp_igen(Var_tmp,1,buffer_i)
138	Var=Var_tmp(1)
139
140	END SUBROUTINE bcast_omp_i
141
142
143	SUBROUTINE bcast_omp_i1(var)
144	IMPLICIT NONE
145	INTEGER,INTENT(INOUT) :: Var(:)
146
147	CALL check_buffer_i(size(Var))
148	CALL bcast_omp_igen(Var,size(Var),buffer_i)
149
150	END SUBROUTINE bcast_omp_i1
151
152
153	SUBROUTINE bcast_omp_i2(var)
154	IMPLICIT NONE
155	INTEGER,INTENT(INOUT) :: Var(:,:)
156
157	CALL check_buffer_i(size(Var))
158	CALL bcast_omp_igen(Var,size(Var),buffer_i)
159
160	END SUBROUTINE bcast_omp_i2
161
162
163	SUBROUTINE bcast_omp_i3(var)
164	IMPLICIT NONE
165	INTEGER,INTENT(INOUT) :: Var(:,:,:)
166
167	CALL check_buffer_i(size(Var))
168	CALL bcast_omp_igen(Var,size(Var),buffer_i)
169
170	END SUBROUTINE bcast_omp_i3
171
172
173	SUBROUTINE bcast_omp_i4(var)
174	IMPLICIT NONE
175	INTEGER,INTENT(INOUT) :: Var(:,:,:,:)
176
177	CALL check_buffer_i(size(Var))
178	CALL bcast_omp_igen(Var,size(Var),buffer_i)
179
180	END SUBROUTINE bcast_omp_i4
181
182
183	!! -- Les reels -- !!
184
185	SUBROUTINE bcast_omp_r(var)
186	IMPLICIT NONE
187	REAL,INTENT(INOUT) :: Var
188	REAL :: Var_tmp(1)
189
190	Var_tmp(1)=Var
191	CALL check_buffer_r(1)
192	CALL bcast_omp_rgen(Var_tmp,1,buffer_r)
193	Var=Var_tmp(1)
194
195	END SUBROUTINE bcast_omp_r
196
197
198	SUBROUTINE bcast_omp_r1(var)
199	IMPLICIT NONE
200	REAL,INTENT(INOUT) :: Var(:)
201
202	CALL check_buffer_r(size(Var))
203	CALL bcast_omp_rgen(Var,size(Var),buffer_r)
204
205	END SUBROUTINE bcast_omp_r1
206
207
208	SUBROUTINE bcast_omp_r2(var)
209	IMPLICIT NONE
210	REAL,INTENT(INOUT) :: Var(:,:)
211
212	CALL check_buffer_r(size(Var))
213	CALL bcast_omp_rgen(Var,size(Var),buffer_r)
214
215	END SUBROUTINE bcast_omp_r2
216
217
218	SUBROUTINE bcast_omp_r3(var)
219	IMPLICIT NONE
220	REAL,INTENT(INOUT) :: Var(:,:,:)
221
222	CALL check_buffer_r(size(Var))
223	CALL bcast_omp_rgen(Var,size(Var),buffer_r)
224
225	END SUBROUTINE bcast_omp_r3
226
227
228	SUBROUTINE bcast_omp_r4(var)
229	IMPLICIT NONE
230	REAL,INTENT(INOUT) :: Var(:,:,:,:)
231
232	CALL check_buffer_r(size(Var))
233	CALL bcast_omp_rgen(Var,size(Var),buffer_r)
234
235	END SUBROUTINE bcast_omp_r4
236
237
238	!! -- Les booleans -- !!
239
240	SUBROUTINE bcast_omp_l(var)
241	IMPLICIT NONE
242	LOGICAL,INTENT(INOUT) :: Var
243	LOGICAL :: Var_tmp(1)
244
245	Var_tmp(1)=Var
246	CALL check_buffer_l(1)
247	CALL bcast_omp_lgen(Var_tmp,1,buffer_l)
248	Var=Var_tmp(1)
249
250	END SUBROUTINE bcast_omp_l
251
252
253	SUBROUTINE bcast_omp_l1(var)
254	IMPLICIT NONE
255	LOGICAL,INTENT(INOUT) :: Var(:)
256
257	CALL check_buffer_l(size(Var))
258	CALL bcast_omp_lgen(Var,size(Var),buffer_l)
259
260	END SUBROUTINE bcast_omp_l1
261
262
263	SUBROUTINE bcast_omp_l2(var)
264	IMPLICIT NONE
265	LOGICAL,INTENT(INOUT) :: Var(:,:)
266
267	CALL check_buffer_l(size(Var))
268	CALL bcast_omp_lgen(Var,size(Var),buffer_l)
269
270	END SUBROUTINE bcast_omp_l2
271
272
273	SUBROUTINE bcast_omp_l3(var)
274	IMPLICIT NONE
275	LOGICAL,INTENT(INOUT) :: Var(:,:,:)
276
277	CALL check_buffer_l(size(Var))
278	CALL bcast_omp_lgen(Var,size(Var),buffer_l)
279
280	END SUBROUTINE bcast_omp_l3
281
282
283	SUBROUTINE bcast_omp_l4(var)
284	IMPLICIT NONE
285	LOGICAL,INTENT(INOUT) :: Var(:,:,:,:)
286
287	CALL check_buffer_l(size(Var))
288	CALL bcast_omp_lgen(Var,size(Var),buffer_l)
289
290	END SUBROUTINE bcast_omp_l4
291
292
293
294	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
295	!! Definition des Scatter --> 4D !!
296	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
297
298	SUBROUTINE scatter_omp_i(VarIn, VarOut)
299	IMPLICIT NONE
300
301	INTEGER,INTENT(IN),DIMENSION(:) :: VarIn
302	INTEGER,INTENT(OUT),DIMENSION(:) :: VarOut
303
304	CALL Check_buffer_i(size(VarIn))
305	CALL scatter_omp_igen(VarIn,Varout,1,buffer_i)
306
307	END SUBROUTINE scatter_omp_i
308
309
310	SUBROUTINE scatter_omp_i1(VarIn, VarOut)
311	IMPLICIT NONE
312
313	INTEGER,INTENT(IN),DIMENSION(:,:) :: VarIn
314	INTEGER,INTENT(OUT),DIMENSION(:,:) :: VarOut
315
316	CALL Check_buffer_i(size(VarIn))
317	CALL scatter_omp_igen(VarIn,Varout,Size(VarOut,2),buffer_i)
318
319	END SUBROUTINE scatter_omp_i1
320
321
322	SUBROUTINE scatter_omp_i2(VarIn, VarOut)
323	IMPLICIT NONE
324
325	INTEGER,INTENT(IN),DIMENSION(:,:,:) :: VarIn
326	INTEGER,INTENT(OUT),DIMENSION(:,:,:) :: VarOut
327
328	CALL Check_buffer_i(size(VarIn))
329	CALL scatter_omp_igen(VarIn,Varout,Size(VarOut,2)*Size(VarOut,3),buffer_i)
330
331	END SUBROUTINE scatter_omp_i2
332
333
334	SUBROUTINE scatter_omp_i3(VarIn, VarOut)
335	IMPLICIT NONE
336
337	INTEGER,INTENT(IN),DIMENSION(:,:,:,:) :: VarIn
338	INTEGER,INTENT(OUT),DIMENSION(:,:,:,:) :: VarOut
339
340	CALL Check_buffer_i(size(VarIn))
341	CALL scatter_omp_igen(VarIn,Varout,Size(VarOut,2)Size(VarOut,3)Size(VarOut,4),buffer_i)
342
343	END SUBROUTINE scatter_omp_i3
344
345
346
347
348	SUBROUTINE scatter_omp_r(VarIn, VarOut)
349	IMPLICIT NONE
350
351	REAL,INTENT(IN),DIMENSION(:) :: VarIn
352	REAL,INTENT(OUT),DIMENSION(:) :: VarOut
353
354	CALL Check_buffer_r(size(VarIn))
355	CALL scatter_omp_rgen(VarIn,Varout,1,buffer_r)
356
357	END SUBROUTINE scatter_omp_r
358
359
360	SUBROUTINE scatter_omp_r1(VarIn, VarOut)
361	IMPLICIT NONE
362
363	REAL,INTENT(IN),DIMENSION(:,:) :: VarIn
364	REAL,INTENT(OUT),DIMENSION(:,:) :: VarOut
365
366	CALL Check_buffer_r(size(VarIn))
367	CALL scatter_omp_rgen(VarIn,Varout,Size(VarOut,2),buffer_r)
368
369	END SUBROUTINE scatter_omp_r1
370
371
372	SUBROUTINE scatter_omp_r2(VarIn, VarOut)
373	IMPLICIT NONE
374
375	REAL,INTENT(IN),DIMENSION(:,:,:) :: VarIn
376	REAL,INTENT(OUT),DIMENSION(:,:,:) :: VarOut
377
378	CALL Check_buffer_r(size(VarIn))
379	CALL scatter_omp_rgen(VarIn,Varout,Size(VarOut,2)*Size(VarOut,3),buffer_r)
380
381	END SUBROUTINE scatter_omp_r2
382
383
384	SUBROUTINE scatter_omp_r3(VarIn, VarOut)
385	IMPLICIT NONE
386
387	REAL,INTENT(IN),DIMENSION(:,:,:,:) :: VarIn
388	REAL,INTENT(OUT),DIMENSION(:,:,:,:) :: VarOut
389
390	CALL Check_buffer_r(size(VarIn))
391	CALL scatter_omp_rgen(VarIn,Varout,Size(VarOut,2)Size(VarOut,3)Size(VarOut,4),buffer_r)
392
393	END SUBROUTINE scatter_omp_r3
394
395
396
397	SUBROUTINE scatter_omp_l(VarIn, VarOut)
398	IMPLICIT NONE
399
400	LOGICAL,INTENT(IN),DIMENSION(:) :: VarIn
401	LOGICAL,INTENT(OUT),DIMENSION(:) :: VarOut
402
403	CALL Check_buffer_l(size(VarIn))
404	CALL scatter_omp_lgen(VarIn,Varout,1,buffer_l)
405
406	END SUBROUTINE scatter_omp_l
407
408
409	SUBROUTINE scatter_omp_l1(VarIn, VarOut)
410	IMPLICIT NONE
411
412	LOGICAL,INTENT(IN),DIMENSION(:,:) :: VarIn
413	LOGICAL,INTENT(OUT),DIMENSION(:,:) :: VarOut
414
415	CALL Check_buffer_l(size(VarIn))
416	CALL scatter_omp_lgen(VarIn,Varout,Size(VarOut,2),buffer_l)
417
418	END SUBROUTINE scatter_omp_l1
419
420
421	SUBROUTINE scatter_omp_l2(VarIn, VarOut)
422	IMPLICIT NONE
423
424	LOGICAL,INTENT(IN),DIMENSION(:,:,:) :: VarIn
425	LOGICAL,INTENT(OUT),DIMENSION(:,:,:) :: VarOut
426
427	CALL Check_buffer_l(size(VarIn))
428	CALL scatter_omp_lgen(VarIn,Varout,Size(VarOut,2)*Size(VarOut,3),buffer_l)
429
430	END SUBROUTINE scatter_omp_l2
431
432
433	SUBROUTINE scatter_omp_l3(VarIn, VarOut)
434	IMPLICIT NONE
435
436	LOGICAL,INTENT(IN),DIMENSION(:,:,:,:) :: VarIn
437	LOGICAL,INTENT(OUT),DIMENSION(:,:,:,:) :: VarOut
438
439	CALL Check_buffer_l(size(VarIn))
440	CALL scatter_omp_lgen(VarIn,Varout,Size(VarOut,2)Size(VarOut,3)Size(VarOut,4),buffer_l)
441
442	END SUBROUTINE scatter_omp_l3
443
444
445	SUBROUTINE gather_omp_i(VarIn, VarOut)
446	IMPLICIT NONE
447
448	INTEGER,INTENT(IN),DIMENSION(:) :: VarIn
449	INTEGER,INTENT(OUT),DIMENSION(:) :: VarOut
450
451	CALL Check_buffer_i(size(VarOut))
452	CALL gather_omp_igen(VarIn,Varout,1,buffer_i)
453
454	END SUBROUTINE gather_omp_i
455
456
457	SUBROUTINE gather_omp_i1(VarIn, VarOut)
458	IMPLICIT NONE
459
460	INTEGER,INTENT(IN),DIMENSION(:,:) :: VarIn
461	INTEGER,INTENT(OUT),DIMENSION(:,:) :: VarOut
462
463	CALL Check_buffer_i(size(VarOut))
464	CALL gather_omp_igen(VarIn,Varout,Size(VarIn,2),buffer_i)
465
466	END SUBROUTINE gather_omp_i1
467
468
469	SUBROUTINE gather_omp_i2(VarIn, VarOut)
470	IMPLICIT NONE
471
472	INTEGER,INTENT(IN),DIMENSION(:,:,:) :: VarIn
473	INTEGER,INTENT(OUT),DIMENSION(:,:,:) :: VarOut
474
475	CALL Check_buffer_i(size(VarOut))
476	CALL gather_omp_igen(VarIn,Varout,Size(VarIn,2)*Size(VarIn,3),buffer_i)
477
478	END SUBROUTINE gather_omp_i2
479
480
481	SUBROUTINE gather_omp_i3(VarIn, VarOut)
482	IMPLICIT NONE
483
484	INTEGER,INTENT(IN),DIMENSION(:,:,:,:) :: VarIn
485	INTEGER,INTENT(OUT),DIMENSION(:,:,:,:) :: VarOut
486
487	CALL Check_buffer_i(size(VarOut))
488	CALL gather_omp_igen(VarIn,Varout,Size(VarIn,2)Size(VarIn,3)Size(VarIn,4),buffer_i)
489
490	END SUBROUTINE gather_omp_i3
491
492
493
494	SUBROUTINE gather_omp_r(VarIn, VarOut)
495	IMPLICIT NONE
496
497	REAL,INTENT(IN),DIMENSION(:) :: VarIn
498	REAL,INTENT(OUT),DIMENSION(:) :: VarOut
499
500	CALL gather_omp_rgen(VarIn,Varout,1)
501
502	END SUBROUTINE gather_omp_r
503
504
505	SUBROUTINE gather_omp_r1(VarIn, VarOut)
506	IMPLICIT NONE
507
508	REAL,INTENT(IN),DIMENSION(:,:) :: VarIn
509	REAL,INTENT(OUT),DIMENSION(:,:) :: VarOut
510
511	CALL gather_omp_rgen(VarIn,Varout,Size(VarIn,2))
512
513	END SUBROUTINE gather_omp_r1
514
515
516	SUBROUTINE gather_omp_r2(VarIn, VarOut)
517	IMPLICIT NONE
518
519	REAL,INTENT(IN),DIMENSION(:,:,:) :: VarIn
520	REAL,INTENT(OUT),DIMENSION(:,:,:) :: VarOut
521
522	CALL gather_omp_rgen(VarIn,Varout,Size(VarIn,2)*Size(VarIn,3))
523
524	END SUBROUTINE gather_omp_r2
525
526
527	SUBROUTINE gather_omp_r3(VarIn, VarOut)
528	IMPLICIT NONE
529
530	REAL,INTENT(IN),DIMENSION(:,:,:,:) :: VarIn
531	REAL,INTENT(OUT),DIMENSION(:,:,:,:) :: VarOut
532
533	CALL gather_omp_rgen(VarIn,Varout,Size(VarIn,2)Size(VarIn,3)Size(VarIn,4))
534
535	END SUBROUTINE gather_omp_r3
536
537
538	SUBROUTINE gather_omp_l(VarIn, VarOut)
539	IMPLICIT NONE
540
541	LOGICAL,INTENT(IN),DIMENSION(:) :: VarIn
542	LOGICAL,INTENT(OUT),DIMENSION(:) :: VarOut
543
544	CALL Check_buffer_l(size(VarOut))
545	CALL gather_omp_lgen(VarIn,Varout,1,buffer_l)
546
547	END SUBROUTINE gather_omp_l
548
549
550	SUBROUTINE gather_omp_l1(VarIn, VarOut)
551	IMPLICIT NONE
552
553	LOGICAL,INTENT(IN),DIMENSION(:,:) :: VarIn
554	LOGICAL,INTENT(OUT),DIMENSION(:,:) :: VarOut
555
556	CALL Check_buffer_l(size(VarOut))
557	CALL gather_omp_lgen(VarIn,Varout,Size(VarIn,2),buffer_l)
558
559	END SUBROUTINE gather_omp_l1
560
561
562	SUBROUTINE gather_omp_l2(VarIn, VarOut)
563	IMPLICIT NONE
564
565	LOGICAL,INTENT(IN),DIMENSION(:,:,:) :: VarIn
566	LOGICAL,INTENT(OUT),DIMENSION(:,:,:) :: VarOut
567
568	CALL Check_buffer_l(size(VarOut))
569	CALL gather_omp_lgen(VarIn,Varout,Size(VarIn,2)*Size(VarIn,3),buffer_l)
570
571	END SUBROUTINE gather_omp_l2
572
573
574	SUBROUTINE gather_omp_l3(VarIn, VarOut)
575	IMPLICIT NONE
576
577	LOGICAL,INTENT(IN),DIMENSION(:,:,:,:) :: VarIn
578	LOGICAL,INTENT(OUT),DIMENSION(:,:,:,:) :: VarOut
579
580	CALL Check_buffer_l(size(VarOut))
581	CALL gather_omp_lgen(VarIn,Varout,Size(VarIn,2)Size(VarIn,3)Size(VarIn,4),buffer_l)
582
583	END SUBROUTINE gather_omp_l3
584
585
586
587
588	SUBROUTINE reduce_sum_omp_i(VarIn, VarOut)
589	IMPLICIT NONE
590
591	INTEGER,INTENT(IN) :: VarIn
592	INTEGER,INTENT(OUT) :: VarOut
593	INTEGER :: VarIn_tmp(1)
594	INTEGER :: VarOut_tmp(1)
595
596	VarIn_tmp(1)=VarIn
597	CALL Check_buffer_i(1)
598	CALL reduce_sum_omp_igen(VarIn_tmp,Varout_tmp,1,buffer_i)
599	VarOut=VarOut_tmp(1)
600
601	END SUBROUTINE reduce_sum_omp_i
602
603	SUBROUTINE reduce_sum_omp_i1(VarIn, VarOut)
604	IMPLICIT NONE
605
606	INTEGER,INTENT(IN),DIMENSION(:) :: VarIn
607	INTEGER,INTENT(OUT),DIMENSION(:) :: VarOut
608
609	CALL Check_buffer_i(size(VarIn))
610	CALL reduce_sum_omp_igen(VarIn,Varout,Size(VarIn),buffer_i)
611
612	END SUBROUTINE reduce_sum_omp_i1
613
614
615	SUBROUTINE reduce_sum_omp_i2(VarIn, VarOut)
616	IMPLICIT NONE
617
618	INTEGER,INTENT(IN),DIMENSION(:,:) :: VarIn
619	INTEGER,INTENT(OUT),DIMENSION(:,:) :: VarOut
620
621	CALL Check_buffer_i(size(VarIn))
622	CALL reduce_sum_omp_igen(VarIn,Varout,Size(VarIn),buffer_i)
623
624	END SUBROUTINE reduce_sum_omp_i2
625
626
627	SUBROUTINE reduce_sum_omp_i3(VarIn, VarOut)
628	IMPLICIT NONE
629
630	INTEGER,INTENT(IN),DIMENSION(:,:,:) :: VarIn
631	INTEGER,INTENT(OUT),DIMENSION(:,:,:) :: VarOut
632
633	CALL Check_buffer_i(size(VarIn))
634	CALL reduce_sum_omp_igen(VarIn,Varout,Size(VarIn),buffer_i)
635
636	END SUBROUTINE reduce_sum_omp_i3
637
638
639	SUBROUTINE reduce_sum_omp_i4(VarIn, VarOut)
640	IMPLICIT NONE
641
642	INTEGER,INTENT(IN),DIMENSION(:,:,:,:) :: VarIn
643	INTEGER,INTENT(OUT),DIMENSION(:,:,:,:) :: VarOut
644
645	CALL Check_buffer_i(size(VarIn))
646	CALL reduce_sum_omp_igen(VarIn,Varout,Size(VarIn),buffer_i)
647
648	END SUBROUTINE reduce_sum_omp_i4
649
650
651	SUBROUTINE reduce_sum_omp_r(VarIn, VarOut)
652	IMPLICIT NONE
653
654	REAL,INTENT(IN) :: VarIn
655	REAL,INTENT(OUT) :: VarOut
656	REAL :: VarIn_tmp(1)
657	REAL :: VarOut_tmp(1)
658
659	VarIn_tmp(1)=VarIn
660	CALL Check_buffer_r(1)
661	CALL reduce_sum_omp_rgen(VarIn_tmp,Varout_tmp,1,buffer_r)
662	VarOut=VarOut_tmp(1)
663
664	END SUBROUTINE reduce_sum_omp_r
665
666	SUBROUTINE reduce_sum_omp_r1(VarIn, VarOut)
667	IMPLICIT NONE
668
669	REAL,INTENT(IN),DIMENSION(:) :: VarIn
670	REAL,INTENT(OUT),DIMENSION(:) :: VarOut
671
672	CALL Check_buffer_r(size(VarIn))
673	CALL reduce_sum_omp_rgen(VarIn,Varout,Size(VarIn),buffer_r)
674
675	END SUBROUTINE reduce_sum_omp_r1
676
677
678	SUBROUTINE reduce_sum_omp_r2(VarIn, VarOut)
679	IMPLICIT NONE
680
681	REAL,INTENT(IN),DIMENSION(:,:) :: VarIn
682	REAL,INTENT(OUT),DIMENSION(:,:) :: VarOut
683
684	CALL Check_buffer_r(size(VarIn))
685	CALL reduce_sum_omp_rgen(VarIn,Varout,Size(VarIn),buffer_r)
686
687	END SUBROUTINE reduce_sum_omp_r2
688
689
690	SUBROUTINE reduce_sum_omp_r3(VarIn, VarOut)
691	IMPLICIT NONE
692
693	REAL,INTENT(IN),DIMENSION(:,:,:) :: VarIn
694	REAL,INTENT(OUT),DIMENSION(:,:,:) :: VarOut
695
696	CALL Check_buffer_r(size(VarIn))
697	CALL reduce_sum_omp_rgen(VarIn,Varout,Size(VarIn),buffer_r)
698
699	END SUBROUTINE reduce_sum_omp_r3
700
701
702	SUBROUTINE reduce_sum_omp_r4(VarIn, VarOut)
703	IMPLICIT NONE
704
705	REAL,INTENT(IN),DIMENSION(:,:,:,:) :: VarIn
706	REAL,INTENT(OUT),DIMENSION(:,:,:,:) :: VarOut
707
708	CALL Check_buffer_r(size(VarIn))
709	CALL reduce_sum_omp_rgen(VarIn,Varout,Size(VarIn),buffer_r)
710
711	END SUBROUTINE reduce_sum_omp_r4
712
713
714
715	SUBROUTINE reduce_min_omp_i(VarIn, VarOut)
716	IMPLICIT NONE
717
718	INTEGER,INTENT(IN) :: VarIn
719	INTEGER,INTENT(OUT) :: VarOut
720	INTEGER :: VarIn_tmp(1)
721	INTEGER :: VarOut_tmp(1)
722
723	VarIn_tmp(1)=VarIn
724	CALL Check_buffer_i(1)
725	CALL reduce_min_omp_igen(VarIn_tmp,Varout_tmp,1,buffer_i)
726	VarOut=VarOut_tmp(1)
727
728	END SUBROUTINE reduce_min_omp_i
729
730	SUBROUTINE reduce_min_omp_i1(VarIn, VarOut)
731	IMPLICIT NONE
732
733	INTEGER,INTENT(IN),DIMENSION(:) :: VarIn
734	INTEGER,INTENT(OUT),DIMENSION(:) :: VarOut
735
736	CALL Check_buffer_i(size(VarIn))
737	CALL reduce_min_omp_igen(VarIn,Varout,Size(VarIn),buffer_i)
738
739	END SUBROUTINE reduce_min_omp_i1
740
741
742	SUBROUTINE reduce_min_omp_i2(VarIn, VarOut)
743	IMPLICIT NONE
744
745	INTEGER,INTENT(IN),DIMENSION(:,:) :: VarIn
746	INTEGER,INTENT(OUT),DIMENSION(:,:) :: VarOut
747
748	CALL Check_buffer_i(size(VarIn))
749	CALL reduce_min_omp_igen(VarIn,Varout,Size(VarIn),buffer_i)
750
751	END SUBROUTINE reduce_min_omp_i2
752
753
754	SUBROUTINE reduce_min_omp_i3(VarIn, VarOut)
755	IMPLICIT NONE
756
757	INTEGER,INTENT(IN),DIMENSION(:,:,:) :: VarIn
758	INTEGER,INTENT(OUT),DIMENSION(:,:,:) :: VarOut
759
760	CALL Check_buffer_i(size(VarIn))
761	CALL reduce_min_omp_igen(VarIn,Varout,Size(VarIn),buffer_i)
762
763	END SUBROUTINE reduce_min_omp_i3
764
765
766	SUBROUTINE reduce_min_omp_i4(VarIn, VarOut)
767	IMPLICIT NONE
768
769	INTEGER,INTENT(IN),DIMENSION(:,:,:,:) :: VarIn
770	INTEGER,INTENT(OUT),DIMENSION(:,:,:,:) :: VarOut
771
772	CALL Check_buffer_i(size(VarIn))
773	CALL reduce_min_omp_igen(VarIn,Varout,Size(VarIn),buffer_i)
774
775	END SUBROUTINE reduce_min_omp_i4
776
777
778	SUBROUTINE reduce_min_omp_r(VarIn, VarOut)
779	IMPLICIT NONE
780
781	REAL,INTENT(IN) :: VarIn
782	REAL,INTENT(OUT) :: VarOut
783	REAL :: VarIn_tmp(1)
784	REAL :: VarOut_tmp(1)
785
786	VarIn_tmp(1)=VarIn
787	CALL Check_buffer_r(1)
788	CALL reduce_min_omp_rgen(VarIn_tmp,Varout_tmp,1,buffer_r)
789	VarOut=VarOut_tmp(1)
790
791	END SUBROUTINE reduce_min_omp_r
792
793	SUBROUTINE reduce_min_omp_r1(VarIn, VarOut)
794	IMPLICIT NONE
795
796	REAL,INTENT(IN),DIMENSION(:) :: VarIn
797	REAL,INTENT(OUT),DIMENSION(:) :: VarOut
798
799	CALL Check_buffer_r(size(VarIn))
800	CALL reduce_min_omp_rgen(VarIn,Varout,Size(VarIn),buffer_r)
801
802	END SUBROUTINE reduce_min_omp_r1
803
804
805	SUBROUTINE reduce_min_omp_r2(VarIn, VarOut)
806	IMPLICIT NONE
807
808	REAL,INTENT(IN),DIMENSION(:,:) :: VarIn
809	REAL,INTENT(OUT),DIMENSION(:,:) :: VarOut
810
811	CALL Check_buffer_r(size(VarIn))
812	CALL reduce_min_omp_rgen(VarIn,Varout,Size(VarIn),buffer_r)
813
814	END SUBROUTINE reduce_min_omp_r2
815
816
817	SUBROUTINE reduce_min_omp_r3(VarIn, VarOut)
818	IMPLICIT NONE
819
820	REAL,INTENT(IN),DIMENSION(:,:,:) :: VarIn
821	REAL,INTENT(OUT),DIMENSION(:,:,:) :: VarOut
822
823	CALL Check_buffer_r(size(VarIn))
824	CALL reduce_min_omp_rgen(VarIn,Varout,Size(VarIn),buffer_r)
825
826	END SUBROUTINE reduce_min_omp_r3
827
828
829	SUBROUTINE reduce_min_omp_r4(VarIn, VarOut)
830	IMPLICIT NONE
831
832	REAL,INTENT(IN),DIMENSION(:,:,:,:) :: VarIn
833	REAL,INTENT(OUT),DIMENSION(:,:,:,:) :: VarOut
834
835	CALL Check_buffer_r(size(VarIn))
836	CALL reduce_min_omp_rgen(VarIn,Varout,Size(VarIn),buffer_r)
837
838	END SUBROUTINE reduce_min_omp_r4
839
840
841
842
843	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
844	! LES ROUTINES GENERIQUES !
845	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
846
847	SUBROUTINE bcast_omp_cgen(Var,Nb,Buff)
848	IMPLICIT NONE
849
850	CHARACTER(LEN=*),INTENT(INOUT) :: Var
851	CHARACTER(LEN=*),INTENT(INOUT) :: Buff
852	INTEGER,INTENT(IN) :: Nb
853
854	INTEGER :: i
855
856	!$OMP MASTER
857	Buff=Var
858	!$OMP END MASTER
859	!$OMP BARRIER
860
861	DO i=1,Nb
862	Var=Buff
863	ENDDO
864	!$OMP BARRIER
865
866	END SUBROUTINE bcast_omp_cgen
867
868
869
870	SUBROUTINE bcast_omp_igen(Var,Nb,Buff)
871	IMPLICIT NONE
872
873	INTEGER,INTENT(IN) :: Nb
874	INTEGER,DIMENSION(Nb),INTENT(INOUT) :: Var
875	INTEGER,DIMENSION(Nb),INTENT(INOUT) :: Buff
876
877	INTEGER :: i
878
879	!$OMP MASTER
880	DO i=1,Nb
881	Buff(i)=Var(i)
882	ENDDO
883	!$OMP END MASTER
884	!$OMP BARRIER
885
886	DO i=1,Nb
887	Var(i)=Buff(i)
888	ENDDO
889	!$OMP BARRIER
890
891	END SUBROUTINE bcast_omp_igen
892
893
894	SUBROUTINE bcast_omp_rgen(Var,Nb,Buff)
895	IMPLICIT NONE
896
897	INTEGER,INTENT(IN) :: Nb
898	REAL,DIMENSION(Nb),INTENT(INOUT) :: Var
899	REAL,DIMENSION(Nb),INTENT(INOUT) :: Buff
900
901	INTEGER :: i
902
903	!$OMP MASTER
904	DO i=1,Nb
905	Buff(i)=Var(i)
906	ENDDO
907	!$OMP END MASTER
908	!$OMP BARRIER
909
910	DO i=1,Nb
911	Var(i)=Buff(i)
912	ENDDO
913	!$OMP BARRIER
914
915	END SUBROUTINE bcast_omp_rgen
916
917	SUBROUTINE bcast_omp_lgen(Var,Nb,Buff)
918	IMPLICIT NONE
919
920	INTEGER,INTENT(IN) :: Nb
921	LOGICAL,DIMENSION(Nb),INTENT(INOUT) :: Var
922	LOGICAL,DIMENSION(Nb),INTENT(INOUT) :: Buff
923
924	INTEGER :: i
925
926	!$OMP MASTER
927	DO i=1,Nb
928	Buff(i)=Var(i)
929	ENDDO
930	!$OMP END MASTER
931	!$OMP BARRIER
932
933	DO i=1,Nb
934	Var(i)=Buff(i)
935	ENDDO
936	!$OMP BARRIER
937
938	END SUBROUTINE bcast_omp_lgen
939
940
941	SUBROUTINE scatter_omp_igen(VarIn,VarOut,dimsize,Buff)
942	USE mod_phys_lmdz_omp_data
943	USE mod_phys_lmdz_mpi_data, ONLY : klon_mpi
944	IMPLICIT NONE
945
946	INTEGER,INTENT(IN) :: dimsize
947	INTEGER,INTENT(IN),DIMENSION(klon_mpi,dimsize) :: VarIn
948	INTEGER,INTENT(OUT),DIMENSION(klon_omp,dimsize) :: VarOut
949	INTEGER,INTENT(INOUT),DIMENSION(klon_mpi,dimsize) :: Buff
950
951	INTEGER :: i,ij
952
953	!$OMP MASTER
954	DO i=1,dimsize
955	DO ij=1,klon_mpi
956	Buff(ij,i)=VarIn(ij,i)
957	ENDDO
958	ENDDO
959	!$OMP END MASTER
960	!$OMP BARRIER
961
962	DO i=1,dimsize
963	DO ij=1,klon_omp
964	VarOut(ij,i)=Buff(klon_omp_begin-1+ij,i)
965	ENDDO
966	ENDDO
967	!$OMP BARRIER
968
969	END SUBROUTINE scatter_omp_igen
970
971
972	SUBROUTINE scatter_omp_rgen(VarIn,VarOut,dimsize,Buff)
973	USE mod_phys_lmdz_omp_data
974	USE mod_phys_lmdz_mpi_data, ONLY : klon_mpi
975	IMPLICIT NONE
976
977	INTEGER,INTENT(IN) :: dimsize
978	REAL,INTENT(IN),DIMENSION(klon_mpi,dimsize) :: VarIn
979	REAL,INTENT(OUT),DIMENSION(klon_omp,dimsize) :: VarOut
980	REAL,INTENT(INOUT),DIMENSION(klon_mpi,dimsize) :: Buff
981
982	INTEGER :: i,ij
983
984	!$OMP MASTER
985	DO i=1,dimsize
986	DO ij=1,klon_mpi
987	Buff(ij,i)=VarIn(ij,i)
988	ENDDO
989	ENDDO
990	!$OMP END MASTER
991	!$OMP BARRIER
992
993	DO i=1,dimsize
994	DO ij=1,klon_omp
995	VarOut(ij,i)=Buff(klon_omp_begin-1+ij,i)
996	ENDDO
997	ENDDO
998	!$OMP BARRIER
999
1000	END SUBROUTINE scatter_omp_rgen
1001
1002
1003	SUBROUTINE scatter_omp_lgen(VarIn,VarOut,dimsize,Buff)
1004	USE mod_phys_lmdz_omp_data
1005	USE mod_phys_lmdz_mpi_data, ONLY : klon_mpi
1006	IMPLICIT NONE
1007
1008	INTEGER,INTENT(IN) :: dimsize
1009	LOGICAL,INTENT(IN),DIMENSION(klon_mpi,dimsize) :: VarIn
1010	LOGICAL,INTENT(OUT),DIMENSION(klon_omp,dimsize) :: VarOut
1011	LOGICAL,INTENT(INOUT),DIMENSION(klon_mpi,dimsize) :: Buff
1012
1013	INTEGER :: i,ij
1014
1015	!$OMP MASTER
1016	DO i=1,dimsize
1017	DO ij=1,klon_mpi
1018	Buff(ij,i)=VarIn(ij,i)
1019	ENDDO
1020	ENDDO
1021	!$OMP END MASTER
1022	!$OMP BARRIER
1023
1024	DO i=1,dimsize
1025	DO ij=1,klon_omp
1026	VarOut(ij,i)=Buff(klon_omp_begin-1+ij,i)
1027	ENDDO
1028	ENDDO
1029	!$OMP BARRIER
1030
1031	END SUBROUTINE scatter_omp_lgen
1032
1033
1034
1035
1036
1037	SUBROUTINE gather_omp_igen(VarIn,VarOut,dimsize,Buff)
1038	USE mod_phys_lmdz_omp_data
1039	USE mod_phys_lmdz_mpi_data, ONLY : klon_mpi
1040	IMPLICIT NONE
1041
1042	INTEGER,INTENT(IN) :: dimsize
1043	INTEGER,INTENT(IN),DIMENSION(klon_omp,dimsize) :: VarIn
1044	INTEGER,INTENT(OUT),DIMENSION(klon_mpi,dimsize) :: VarOut
1045	INTEGER,INTENT(INOUT),DIMENSION(klon_mpi,dimsize) :: Buff
1046
1047	INTEGER :: i,ij
1048
1049	DO i=1,dimsize
1050	DO ij=1,klon_omp
1051	Buff(klon_omp_begin-1+ij,i)=VarIn(ij,i)
1052	ENDDO
1053	ENDDO
1054	!$OMP BARRIER
1055
1056
1057	!$OMP MASTER
1058	DO i=1,dimsize
1059	DO ij=1,klon_mpi
1060	VarOut(ij,i)=Buff(ij,i)
1061	ENDDO
1062	ENDDO
1063	!$OMP END MASTER
1064	!$OMP BARRIER
1065
1066	END SUBROUTINE gather_omp_igen
1067
1068
1069	SUBROUTINE gather_omp_rgen(VarIn,VarOut,dimsize)
1070	USE mod_phys_lmdz_omp_data
1071	USE mod_phys_lmdz_mpi_data, ONLY : klon_mpi
1072	IMPLICIT NONE
1073
1074	INTEGER,INTENT(IN) :: dimsize
1075	REAL,INTENT(IN),DIMENSION(klon_omp,dimsize) :: VarIn
1076	REAL,INTENT(OUT),DIMENSION(klon_mpi,dimsize),TARGET :: VarOut
1077
1078	REAL, POINTER, SAVE :: Varout_ptr(:,:) ! Shared between threads NOT THREADPRIVATE
1079
1080	INTEGER :: i,ij
1081
1082	!$omp master
1083	Varout_ptr => VarOut
1084	!$omp end master
1085	!$omp barrier
1086
1087	DO i=1,dimsize
1088	DO ij=1,klon_omp
1089	Varout_ptr(klon_omp_begin-1+ij,i)=VarIn(ij,i)
1090	ENDDO
1091	ENDDO
1092	!$omp barrier
1093	END SUBROUTINE gather_omp_rgen
1094
1095
1096	SUBROUTINE gather_omp_lgen(VarIn,VarOut,dimsize,Buff)
1097	USE mod_phys_lmdz_omp_data
1098	USE mod_phys_lmdz_mpi_data, ONLY : klon_mpi
1099	IMPLICIT NONE
1100
1101	INTEGER,INTENT(IN) :: dimsize
1102	LOGICAL,INTENT(IN),DIMENSION(klon_omp,dimsize) :: VarIn
1103	LOGICAL,INTENT(OUT),DIMENSION(klon_mpi,dimsize) :: VarOut
1104	LOGICAL,INTENT(INOUT),DIMENSION(klon_mpi,dimsize) :: Buff
1105
1106	INTEGER :: i,ij
1107
1108	DO i=1,dimsize
1109	DO ij=1,klon_omp
1110	Buff(klon_omp_begin-1+ij,i)=VarIn(ij,i)
1111	ENDDO
1112	ENDDO
1113	!$OMP BARRIER
1114
1115
1116	!$OMP MASTER
1117	DO i=1,dimsize
1118	DO ij=1,klon_mpi
1119	VarOut(ij,i)=Buff(ij,i)
1120	ENDDO
1121	ENDDO
1122	!$OMP END MASTER
1123	!$OMP BARRIER
1124
1125	END SUBROUTINE gather_omp_lgen
1126
1127
1128	SUBROUTINE reduce_sum_omp_igen(VarIn,VarOut,dimsize,Buff)
1129	IMPLICIT NONE
1130
1131	INTEGER,INTENT(IN) :: dimsize
1132	INTEGER,INTENT(IN),DIMENSION(dimsize) :: VarIn
1133	INTEGER,INTENT(OUT),DIMENSION(dimsize) :: VarOut
1134	INTEGER,INTENT(INOUT),DIMENSION(dimsize) :: Buff
1135
1136	INTEGER :: i
1137
1138	!$OMP MASTER
1139	Buff(:)=0
1140	!$OMP END MASTER
1141	!$OMP BARRIER
1142
1143	!$OMP CRITICAL
1144	DO i=1,dimsize
1145	Buff(i)=Buff(i)+VarIn(i)
1146	ENDDO
1147	!$OMP END CRITICAL
1148	!$OMP BARRIER
1149
1150	!$OMP MASTER
1151	DO i=1,dimsize
1152	VarOut(i)=Buff(i)
1153	ENDDO
1154	!$OMP END MASTER
1155	!$OMP BARRIER
1156
1157	END SUBROUTINE reduce_sum_omp_igen
1158
1159	SUBROUTINE reduce_sum_omp_rgen(VarIn,VarOut,dimsize,Buff)
1160	IMPLICIT NONE
1161
1162	INTEGER,INTENT(IN) :: dimsize
1163	REAL,INTENT(IN),DIMENSION(dimsize) :: VarIn
1164	REAL,INTENT(OUT),DIMENSION(dimsize) :: VarOut
1165	REAL,INTENT(INOUT),DIMENSION(dimsize) :: Buff
1166
1167	INTEGER :: i
1168
1169	!$OMP MASTER
1170	Buff(:)=0
1171	!$OMP END MASTER
1172	!$OMP BARRIER
1173
1174	!$OMP CRITICAL
1175	DO i=1,dimsize
1176	Buff(i)=Buff(i)+VarIn(i)
1177	ENDDO
1178	!$OMP END CRITICAL
1179	!$OMP BARRIER
1180
1181	!$OMP MASTER
1182	DO i=1,dimsize
1183	VarOut(i)=Buff(i)
1184	ENDDO
1185	!$OMP END MASTER
1186	!$OMP BARRIER
1187
1188	END SUBROUTINE reduce_sum_omp_rgen
1189
1190
1191	SUBROUTINE reduce_min_omp_igen(VarIn,VarOut,dimsize,Buff)
1192	IMPLICIT NONE
1193
1194	INTEGER,INTENT(IN) :: dimsize
1195	INTEGER,INTENT(IN),DIMENSION(dimsize) :: VarIn
1196	INTEGER,INTENT(OUT),DIMENSION(dimsize) :: VarOut
1197	INTEGER,INTENT(INOUT),DIMENSION(dimsize) :: Buff
1198
1199	INTEGER :: i
1200	INTEGER :: var
1201
1202	!$OMP MASTER
1203	Buff(:)=HUGE(var)
1204	!$OMP END MASTER
1205	!$OMP BARRIER
1206
1207	!$OMP CRITICAL
1208	DO i=1,dimsize
1209	Buff(i)=MIN(Buff(i),VarIn(i))
1210	ENDDO
1211	!$OMP END CRITICAL
1212	!$OMP BARRIER
1213
1214	!$OMP MASTER
1215	DO i=1,dimsize
1216	VarOut(i)=Buff(i)
1217	ENDDO
1218	!$OMP END MASTER
1219	!$OMP BARRIER
1220
1221	END SUBROUTINE reduce_min_omp_igen
1222
1223	SUBROUTINE reduce_min_omp_rgen(VarIn,VarOut,dimsize,Buff)
1224	IMPLICIT NONE
1225
1226	INTEGER,INTENT(IN) :: dimsize
1227	REAL,INTENT(IN),DIMENSION(dimsize) :: VarIn
1228	REAL,INTENT(OUT),DIMENSION(dimsize) :: VarOut
1229	REAL,INTENT(INOUT),DIMENSION(dimsize) :: Buff
1230
1231	INTEGER :: i
1232	REAL :: var
1233
1234	!$OMP MASTER
1235	Buff(:)=HUGE(var)
1236	!$OMP END MASTER
1237	!$OMP BARRIER
1238
1239	!$OMP CRITICAL
1240	DO i=1,dimsize
1241	Buff(i)=MIN(Buff(i),VarIn(i))
1242	ENDDO
1243	!$OMP END CRITICAL
1244	!$OMP BARRIER
1245
1246	!$OMP MASTER
1247	DO i=1,dimsize
1248	VarOut(i)=Buff(i)
1249	ENDDO
1250	!$OMP END MASTER
1251	!$OMP BARRIER
1252
1253	END SUBROUTINE reduce_min_omp_rgen
1254
1255
1256	END MODULE mod_phys_lmdz_omp_transfert

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