source: LMDZ5/trunk/libf/phylmd/mod_phys_lmdz_para.F90 @ 1998

Last change on this file since 1998 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
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 2.8 KB
Line 
1!
2!$Header$
3!
4MODULE mod_phys_lmdz_para
5  USE mod_phys_lmdz_transfert_para
6  USE mod_phys_lmdz_mpi_data
7  USE mod_phys_lmdz_omp_data
8   
9  INTEGER,SAVE :: klon_loc
10  LOGICAL,SAVE :: is_sequential
11  LOGICAL,SAVE :: is_parallel
12  LOGICAL,SAVE :: is_master
13 
14!$OMP THREADPRIVATE(klon_loc,is_master)
15 
16CONTAINS
17
18  SUBROUTINE Init_phys_lmdz_para(iim,jjp1,nb_proc,distrib)
19  IMPLICIT NONE
20    INTEGER,INTENT(in) :: iim
21    INTEGER,INTENT(in) :: jjp1
22    INTEGER,INTENT(in) :: nb_proc
23    INTEGER,INTENT(in) :: distrib(0:nb_proc-1)
24
25    CALL Init_phys_lmdz_mpi_data(iim,jjp1,nb_proc,distrib)
26!$OMP PARALLEL
27    CALL Init_phys_lmdz_omp_data(klon_mpi)
28    klon_loc=klon_omp
29    IF (is_mpi_root .AND. is_omp_root) THEN
30       is_master=.TRUE.
31     ELSE
32       is_master=.FALSE.
33     ENDIF
34     CALL Test_transfert
35!$OMP END PARALLEL   
36     IF (is_using_mpi .OR. is_using_omp) THEN
37       is_sequential=.FALSE.
38       is_parallel=.TRUE.
39     ELSE
40       is_sequential=.TRUE.
41       is_parallel=.FALSE.
42     ENDIF
43     
44  END SUBROUTINE Init_phys_lmdz_para
45
46  SUBROUTINE Test_transfert
47  USE mod_grid_phy_lmdz
48  IMPLICIT NONE
49    INCLUDE "iniprint.h"
50 
51    REAL :: Test_Field1d_glo(klon_glo,nbp_lev)
52    REAL :: tmp1d_glo(klon_glo,nbp_lev)
53    REAL :: Test_Field2d_glo(nbp_lon,nbp_lat,nbp_lev)
54    REAL :: tmp2d_glo(nbp_lon,nbp_lat,nbp_lev)
55    REAL :: Test_Field1d_loc(klon_loc,nbp_lev)
56    REAL :: Test_Field2d_loc(nbp_lon,jj_nb,nbp_lev)
57    REAL :: CheckSum
58   
59    INTEGER :: i,l
60 
61    Test_Field1d_glo = 0.
62    Test_Field2d_glo = 0.
63    Test_Field1d_loc = 0.
64    Test_Field2d_loc = 0.
65 
66    IF (is_mpi_root) THEN
67!$OMP MASTER
68      DO l=1,nbp_lev
69        DO i=1,klon_glo
70!          Test_Field1d_glo(i,l)=MOD(i,10)+10*(l-1)
71           Test_Field1d_glo(i,l)=1
72        ENDDO
73      ENDDO
74!$OMP END MASTER 
75    ENDIF
76 
77    CALL Scatter(Test_Field1d_glo,Test_Field1d_loc)
78    CALL Gather(Test_Field1d_loc,tmp1d_glo)
79 
80    IF (is_mpi_root) THEN
81!$OMP MASTER 
82      Checksum=sum(Test_Field1d_glo-tmp1d_glo)
83      WRITE(lunout,*) "------> Checksum =",Checksum," MUST BE 0"
84!$OMP END MASTER
85    ENDIF
86   
87    CALL grid1dTo2d_glo(Test_Field1d_glo,Test_Field2d_glo)
88    CALL scatter2D(Test_Field2d_glo,Test_Field1d_loc)
89    CALL gather2d(Test_Field1d_loc,Test_Field2d_glo)
90    CALL grid2dTo1d_glo(Test_Field2d_glo,tmp1d_glo)
91
92    IF (is_mpi_root) THEN
93!$OMP MASTER 
94      Checksum=sum(Test_Field1d_glo-tmp1d_glo)
95      WRITE(lunout,*) "------> Checksum =",Checksum," MUST BE 0"
96!$OMP END MASTER
97    ENDIF
98
99    CALL bcast(Test_Field1d_glo)
100    CALL reduce_sum(Test_Field1d_glo,tmp1d_glo)
101
102    IF (is_mpi_root) THEN
103!$OMP MASTER 
104      Checksum=sum(Test_Field1d_glo*omp_size*mpi_size-tmp1d_glo)
105      WRITE(lunout,*) "------> Checksum =",Checksum," MUST BE 0"
106!$OMP END MASTER
107    ENDIF
108   
109     
110   END SUBROUTINE Test_transfert
111 
112END MODULE mod_phys_lmdz_para
113   
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