/[MITgcm]/MITgcm/pkg/autodiff/autodiff_check.F
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Contents of /MITgcm/pkg/autodiff/autodiff_check.F

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Revision 1.3 - (show annotations) (download)
Wed Aug 10 03:34:48 2005 UTC (18 years, 9 months ago) by heimbach
Branch: MAIN
CVS Tags: checkpoint57t_post, checkpoint57v_post, checkpoint57s_post, checkpoint57y_pre, checkpoint57r_post, checkpoint57x_post, checkpoint57w_post, checkpint57u_post, checkpoint57q_post
Changes since 1.2: +13 -4 lines
Implement 4-level checkpointing.
Needed for high-res. runs with large global files to be able to
limit tapelev size (otherwise a potential show-stopper).

1 C $Header: /u/gcmpack/MITgcm/pkg/autodiff/autodiff_check.F,v 1.2 2005/04/27 14:10:05 jmc Exp $
2 C $Name: $
3
4 C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
5
6 #include "AUTODIFF_OPTIONS.h"
7
8 CBOP
9 C !ROUTINE: AUTODIFF_CHECK
10 C !INTERFACE:
11 SUBROUTINE AUTODIFF_CHECK( myThid )
12
13 C !DESCRIPTION: \bv
14 C \ev
15
16 IMPLICIT NONE
17 #include "SIZE.h"
18 #include "GRID.h"
19 #include "EEPARAMS.h"
20 #include "PARAMS.h"
21 #ifdef ALLOW_AUTODIFF
22 #include "tamc.h"
23 #endif
24
25 C !INPUT/OUTPUT PARAMETERS:
26 C myThid - Number of this instances
27 INTEGER myThid
28 CEOP
29
30 #ifdef ALLOW_AUTODIFF_TAMC
31
32 #if (defined (AUTODIFF_2_LEVEL_CHECKPOINT))
33 if (nchklev_1*nchklev_2 .lt. nTimeSteps) then
34 print*, ' the_main_loop: TAMC checkpointing parameters'
35 print*, ' nchklev_1*nchklev_2 = ',
36 & nchklev_1*nchklev_2
37 print*, ' are not consistent with nTimeSteps = ',
38 & nTimeSteps
39 stop ' ... stopped in autodiff_check'
40 endif
41 #elif (defined (AUTODIFF_4_LEVEL_CHECKPOINT))
42 if (nchklev_1*nchklev_2*nchklev_3*nchklev_4 .lt. nTimeSteps) then
43 print*, ' the_main_loop: TAMC checkpointing parameters'
44 print*, ' nchklev_1*nchklev_2*nchklev_3*nchklev_4 = ',
45 & nchklev_1*nchklev_2*nchklev_3*nchklev_4
46 print*, ' are not consistent with nTimeSteps = ',
47 & nTimeSteps
48 stop ' ... stopped in autodiff_check'
49 endif
50 #else
51 c-- Check the choice of the checkpointing parameters in relation
52 c-- to nTimeSteps: (nchklev_1*nchklev_2*nchklev_3 .ge. nTimeSteps)
53 if (nchklev_1*nchklev_2*nchklev_3 .lt. nTimeSteps) then
54 print*, ' the_main_loop: TAMC checkpointing parameters'
55 print*, ' nchklev_1*nchklev_2*nchklev_3 = ',
56 & nchklev_1*nchklev_2*nchklev_3
57 print*, ' are not consistent with nTimeSteps = ',
58 & nTimeSteps
59 stop ' ... stopped in autodiff_check'
60 endif
61 #endif
62
63 #endif
64
65 C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
66
67 RETURN
68 END

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