1 |
jmc |
1.52 |
C $Header: /u/gcmpack/MITgcm/model/src/forward_step.F,v 1.51 2003/02/28 02:20:52 heimbach Exp $ |
2 |
adcroft |
1.15 |
C $Name: $ |
3 |
adcroft |
1.1 |
|
4 |
|
|
#include "CPP_OPTIONS.h" |
5 |
|
|
|
6 |
cnh |
1.22 |
CBOP |
7 |
|
|
C !ROUTINE: FORWARD_STEP |
8 |
|
|
C !INTERFACE: |
9 |
adcroft |
1.13 |
SUBROUTINE FORWARD_STEP( iloop, myTime, myIter, myThid ) |
10 |
heimbach |
1.12 |
|
11 |
cnh |
1.22 |
C !DESCRIPTION: \bv |
12 |
|
|
C *================================================================== |
13 |
|
|
C | SUBROUTINE forward_step |
14 |
|
|
C | o Run the ocean model and, optionally, evaluate a cost function. |
15 |
|
|
C *================================================================== |
16 |
|
|
C | |
17 |
|
|
C | THE_MAIN_LOOP is the toplevel routine for the Tangent Linear and |
18 |
|
|
C | Adjoint Model Compiler (TAMC). For this purpose the initialization |
19 |
|
|
C | of the model was split into two parts. Those parameters that do |
20 |
|
|
C | not depend on a specific model run are set in INITIALISE_FIXED, |
21 |
|
|
C | whereas those that do depend on the specific realization are |
22 |
|
|
C | initialized in INITIALISE_VARIA. |
23 |
|
|
C | |
24 |
|
|
C *================================================================== |
25 |
|
|
C \ev |
26 |
adcroft |
1.1 |
|
27 |
cnh |
1.22 |
C !USES: |
28 |
|
|
IMPLICIT NONE |
29 |
|
|
C == Global variables == |
30 |
adcroft |
1.1 |
#include "SIZE.h" |
31 |
|
|
#include "EEPARAMS.h" |
32 |
|
|
#include "PARAMS.h" |
33 |
|
|
#include "DYNVARS.h" |
34 |
heimbach |
1.12 |
#include "FFIELDS.h" |
35 |
|
|
|
36 |
adcroft |
1.1 |
#ifdef ALLOW_NONHYDROSTATIC |
37 |
|
|
#include "CG3D.h" |
38 |
|
|
#endif |
39 |
|
|
|
40 |
jmc |
1.27 |
#ifdef ALLOW_SHAP_FILT |
41 |
|
|
#include "SHAP_FILT.h" |
42 |
|
|
#endif |
43 |
|
|
#ifdef ALLOW_ZONAL_FILT |
44 |
|
|
#include "ZONAL_FILT.h" |
45 |
|
|
#endif |
46 |
|
|
|
47 |
heimbach |
1.12 |
#ifdef ALLOW_AUTODIFF_TAMC |
48 |
heimbach |
1.30 |
# include "tamc.h" |
49 |
|
|
# include "ctrl.h" |
50 |
|
|
# include "ctrl_dummy.h" |
51 |
|
|
# include "cost.h" |
52 |
heimbach |
1.37 |
# include "EOS.h" |
53 |
heimbach |
1.30 |
# ifdef INCLUDE_EXTERNAL_FORCING_PACKAGE |
54 |
|
|
# include "exf_fields.h" |
55 |
dimitri |
1.45 |
# if (defined (ALLOW_BULKFORMULAE) || defined (ALLOW_BULK_FORCE)) |
56 |
heimbach |
1.30 |
# include "exf_constants.h" |
57 |
|
|
# endif |
58 |
|
|
# endif |
59 |
|
|
# ifdef ALLOW_OBCS |
60 |
|
|
# include "OBCS.h" |
61 |
|
|
# endif |
62 |
heimbach |
1.12 |
#endif |
63 |
|
|
|
64 |
cnh |
1.22 |
C !LOCAL VARIABLES: |
65 |
|
|
C == Routine arguments == |
66 |
adcroft |
1.13 |
C note: under the multi-threaded model myiter and |
67 |
|
|
C mytime are local variables passed around as routine |
68 |
|
|
C arguments. Although this is fiddly it saves the need to |
69 |
|
|
C impose additional synchronisation points when they are |
70 |
|
|
C updated. |
71 |
|
|
C myiter - iteration counter for this thread |
72 |
|
|
C mytime - time counter for this thread |
73 |
|
|
C mythid - thread number for this instance of the routine. |
74 |
heimbach |
1.12 |
integer iloop |
75 |
|
|
integer mythid |
76 |
|
|
integer myiter |
77 |
|
|
_RL mytime |
78 |
dimitri |
1.45 |
#ifdef ALLOW_BULK_FORCE |
79 |
jmc |
1.21 |
INTEGER bi,bj |
80 |
dimitri |
1.50 |
#endif |
81 |
heimbach |
1.12 |
|
82 |
cnh |
1.22 |
CEOP |
83 |
heimbach |
1.12 |
|
84 |
|
|
#ifdef ALLOW_AUTODIFF_TAMC |
85 |
dimitri |
1.45 |
C-- Reset the model iteration counter and the model time. |
86 |
|
|
myiter = nIter0 + (iloop-1) |
87 |
|
|
mytime = startTime + float(iloop-1)*deltaTclock |
88 |
heimbach |
1.12 |
#endif |
89 |
|
|
|
90 |
heimbach |
1.32 |
#if (defined (ALLOW_AUTODIFF_TAMC) && defined (ALLOW_AUTODIFF_MONITOR)) |
91 |
dimitri |
1.45 |
C Include call to a dummy routine. Its adjoint will be |
92 |
|
|
C called at the proper place in the adjoint code. |
93 |
|
|
C The adjoint routine will print out adjoint values |
94 |
|
|
C if requested. The location of the call is important, |
95 |
|
|
C it has to be after the adjoint of the exchanges |
96 |
|
|
C (DO_GTERM_BLOCKING_EXCHANGES). |
97 |
|
|
CALL DUMMY_IN_STEPPING( myTime, myIter, myThid ) |
98 |
heimbach |
1.46 |
cph I've commented this line since it may conflict with MITgcm's adjoint |
99 |
|
|
cph However, need to check whether that's still consistent |
100 |
|
|
cph with the ecco-branch (it should). |
101 |
|
|
cph CALL DO_FIELDS_BLOCKING_EXCHANGES( myThid ) |
102 |
heimbach |
1.16 |
#endif |
103 |
|
|
|
104 |
jmc |
1.21 |
#ifdef EXACT_CONSERV |
105 |
|
|
IF (exactConserv) THEN |
106 |
|
|
C-- Update etaH(n+1) : |
107 |
heimbach |
1.36 |
CALL TIMER_START('UPDATE_ETAH [FORWARD_STEP]',mythid) |
108 |
jmc |
1.35 |
CALL UPDATE_ETAH( myTime, myIter, myThid ) |
109 |
heimbach |
1.36 |
CALL TIMER_STOP ('UPDATE_ETAH [FORWARD_STEP]',mythid) |
110 |
jmc |
1.21 |
ENDIF |
111 |
|
|
#endif /* EXACT_CONSERV */ |
112 |
|
|
|
113 |
jmc |
1.18 |
#ifdef NONLIN_FRSURF |
114 |
jmc |
1.48 |
IF ( select_rStar.NE.0 ) THEN |
115 |
|
|
C-- r* : compute the future level thickness according to etaH(n+1) |
116 |
|
|
CALL TIMER_START('CALC_R_STAR [FORWARD_STEP]',mythid) |
117 |
|
|
CALL CALC_R_STAR(etaH, myTime, myIter, myThid ) |
118 |
|
|
CALL TIMER_STOP ('CALC_R_STAR [FORWARD_STEP]',mythid) |
119 |
|
|
ELSEIF ( nonlinFreeSurf.GT.0) THEN |
120 |
|
|
C-- compute the future surface level thickness according to etaH(n+1) |
121 |
heimbach |
1.36 |
CALL TIMER_START('CALC_SURF_DR [FORWARD_STEP]',mythid) |
122 |
jmc |
1.21 |
CALL CALC_SURF_DR(etaH, myTime, myIter, myThid ) |
123 |
heimbach |
1.36 |
CALL TIMER_STOP ('CALC_SURF_DR [FORWARD_STEP]',mythid) |
124 |
jmc |
1.48 |
ENDIF |
125 |
jmc |
1.21 |
#endif /* NONLIN_FRSURF */ |
126 |
jmc |
1.18 |
|
127 |
dimitri |
1.45 |
C-- Load forcing/external data fields. |
128 |
heimbach |
1.28 |
#ifdef ALLOW_AUTODIFF_TAMC |
129 |
|
|
c************************************** |
130 |
|
|
#include "checkpoint_lev1_directives.h" |
131 |
|
|
c************************************** |
132 |
heimbach |
1.23 |
#endif |
133 |
cheisey |
1.38 |
|
134 |
|
|
|
135 |
heimbach |
1.37 |
C-- Call external forcing package |
136 |
cheisey |
1.38 |
cswdblk -- add --- |
137 |
cheisey |
1.40 |
#ifdef ALLOW_BULK_FORCE |
138 |
cheisey |
1.38 |
CALL TIMER_START('BULKF_FIELDS_LOAD[THE_MAIN_LOOP]',mythid) |
139 |
|
|
CALL BULKF_FIELDS_LOAD( mytime, myiter, mythid ) |
140 |
|
|
CALL TIMER_STOP ('BULKF_FIELDS_LOAD[THE_MAIN_LOOP]',mythid) |
141 |
|
|
c calculate qnet and empmr (and wind stress) |
142 |
|
|
DO bj=myByLo(myThid),myByHi(myThid) |
143 |
|
|
DO bi=myBxLo(myThid),myBxHi(myThid) |
144 |
|
|
CALL BULKF_FORCING( bi,bj, mytime, myiter, mythid ) |
145 |
|
|
ENDDO |
146 |
|
|
ENDDO |
147 |
|
|
c Update the tile edges. |
148 |
|
|
_EXCH_XY_R8(Qnet, mythid) |
149 |
|
|
_EXCH_XY_R8(EmPmR, mythid) |
150 |
cheisey |
1.43 |
CALL EXCH_UV_XY_RS(fu, fv, .TRUE., myThid) |
151 |
|
|
C _EXCH_XY_R8(fu , mythid) |
152 |
|
|
C _EXCH_XY_R8(fv , mythid) |
153 |
cheisey |
1.38 |
cswdblk -- end add --- |
154 |
heimbach |
1.49 |
#else /* ALLOW_BULK_FORCE undef */ |
155 |
|
|
# ifdef INCLUDE_EXTERNAL_FORCING_PACKAGE |
156 |
dimitri |
1.45 |
C NOTE, that although the exf package is part of the |
157 |
|
|
C distribution, it is not currently maintained, i.e. |
158 |
|
|
C exf is disabled by default in genmake. |
159 |
|
|
CALL TIMER_START('EXF_GETFORCING [FORWARD_STEP]',mythid) |
160 |
|
|
CALL EXF_GETFORCING( mytime, myiter, mythid ) |
161 |
|
|
CALL TIMER_STOP ('EXF_GETFORCING [FORWARD_STEP]',mythid) |
162 |
heimbach |
1.49 |
# else /* INCLUDE_EXTERNAL_FORCING_PACKAGE undef */ |
163 |
|
|
cph The following IF-statement creates an additional dependency |
164 |
|
|
cph for the forcing fields requiring additional storing. |
165 |
|
|
cph Therefore, the IF-statement will be put between CPP-OPTIONS, |
166 |
|
|
cph assuming that ALLOW_SEAICE has not yet been differentiated. |
167 |
|
|
# ifdef ALLOW_SEAICE |
168 |
dimitri |
1.45 |
IF ( .NOT. useSEAICE ) THEN |
169 |
heimbach |
1.49 |
# endif |
170 |
dimitri |
1.45 |
CALL TIMER_START('EXTERNAL_FIELDS_LOAD[FORWARD_STEP]',mythid) |
171 |
|
|
CALL EXTERNAL_FIELDS_LOAD( mytime, myiter, mythid ) |
172 |
|
|
CALL TIMER_STOP ('EXTERNAL_FIELDS_LOAD[FORWARD_STEP]',mythid) |
173 |
heimbach |
1.49 |
# ifdef ALLOW_SEAICE |
174 |
dimitri |
1.45 |
ENDIF |
175 |
heimbach |
1.49 |
# endif |
176 |
|
|
# endif /* INCLUDE_EXTERNAL_FORCING_PACKAGE */ |
177 |
|
|
|
178 |
|
|
#if (defined (ALLOW_ADJOINT_RUN) || defined (ALLOW_TANGENTLINEAR_RUN)) |
179 |
|
|
c-- Add control vector for forcing and parameter fields |
180 |
|
|
if ( myiter .EQ. nIter0 ) |
181 |
|
|
& CALL CTRL_MAP_FORCING (mythid) |
182 |
|
|
#endif |
183 |
cheisey |
1.38 |
|
184 |
heimbach |
1.49 |
# ifdef ALLOW_SEAICE |
185 |
dimitri |
1.45 |
C-- Call sea ice model to compute forcing/external data fields. In |
186 |
|
|
C addition to computing prognostic sea-ice variables and diagnosing the |
187 |
|
|
C forcing/external data fields that drive the ocean model, SEAICE_MODEL |
188 |
|
|
C also sets theta to the freezing point under sea-ice. The implied |
189 |
|
|
C surface heat flux is then stored in variable surfaceTendencyTice, |
190 |
|
|
C which is needed by KPP package (kpp_calc.F and kpp_transport_t.F) |
191 |
|
|
C to diagnose surface buoyancy fluxes and for the non-local transport |
192 |
|
|
C term. Because this call precedes model thermodynamics, temperature |
193 |
|
|
C under sea-ice may not be "exactly" at the freezing point by the time |
194 |
|
|
C theta is dumped or time-averaged. |
195 |
|
|
IF ( useSEAICE ) THEN |
196 |
heimbach |
1.36 |
CALL TIMER_START('SEAICE_MODEL [FORWARD_STEP]',myThid) |
197 |
jmc |
1.41 |
CALL SEAICE_MODEL( myTime, myIter, myThid ) |
198 |
heimbach |
1.36 |
CALL TIMER_STOP ('SEAICE_MODEL [FORWARD_STEP]',myThid) |
199 |
dimitri |
1.45 |
ENDIF |
200 |
dimitri |
1.50 |
# endif /* ALLOW_SEAICE */ |
201 |
|
|
#endif /* ALLOW_BULK_FORCE */ |
202 |
adcroft |
1.15 |
|
203 |
|
|
C-- Step forward fields and calculate time tendency terms. |
204 |
heimbach |
1.36 |
CALL TIMER_START('THERMODYNAMICS [FORWARD_STEP]',mythid) |
205 |
adcroft |
1.15 |
CALL THERMODYNAMICS( myTime, myIter, myThid ) |
206 |
heimbach |
1.36 |
CALL TIMER_STOP ('THERMODYNAMICS [FORWARD_STEP]',mythid) |
207 |
jmc |
1.35 |
|
208 |
|
|
C-- do exchanges (needed for DYNAMICS) when using stagger time-step : |
209 |
heimbach |
1.36 |
CALL TIMER_START('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid) |
210 |
jmc |
1.35 |
CALL DO_STAGGER_FIELDS_EXCHANGES( myTime, myIter, myThid ) |
211 |
heimbach |
1.36 |
CALL TIMER_STOP ('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid) |
212 |
jmc |
1.24 |
|
213 |
|
|
#ifdef ALLOW_SHAP_FILT |
214 |
dimitri |
1.45 |
IF (useSHAP_FILT .AND. |
215 |
jmc |
1.27 |
& staggerTimeStep .AND. shap_filt_TrStagg ) THEN |
216 |
heimbach |
1.36 |
CALL TIMER_START('SHAP_FILT [FORWARD_STEP]',myThid) |
217 |
jmc |
1.24 |
CALL SHAP_FILT_APPLY_TS( gT, gS, myTime, myIter, myThid ) |
218 |
heimbach |
1.36 |
CALL TIMER_STOP ('SHAP_FILT [FORWARD_STEP]',myThid) |
219 |
dimitri |
1.45 |
ENDIF |
220 |
jmc |
1.24 |
#endif |
221 |
jmc |
1.27 |
#ifdef ALLOW_ZONAL_FILT |
222 |
dimitri |
1.45 |
IF (useZONAL_FILT .AND. |
223 |
jmc |
1.27 |
& staggerTimeStep .AND. zonal_filt_TrStagg ) THEN |
224 |
heimbach |
1.36 |
CALL TIMER_START('ZONAL_FILT_APPLY [FORWARD_STEP]',myThid) |
225 |
jmc |
1.27 |
CALL ZONAL_FILT_APPLY_TS( gT, gS, myThid ) |
226 |
heimbach |
1.36 |
CALL TIMER_STOP ('ZONAL_FILT_APPLY [FORWARD_STEP]',myThid) |
227 |
jmc |
1.27 |
ENDIF |
228 |
|
|
#endif |
229 |
heimbach |
1.12 |
|
230 |
dimitri |
1.45 |
C-- Step forward fields and calculate time tendency terms. |
231 |
|
|
IF ( momStepping ) THEN |
232 |
heimbach |
1.36 |
CALL TIMER_START('DYNAMICS [FORWARD_STEP]',mythid) |
233 |
heimbach |
1.12 |
CALL DYNAMICS( myTime, myIter, myThid ) |
234 |
heimbach |
1.36 |
CALL TIMER_STOP ('DYNAMICS [FORWARD_STEP]',mythid) |
235 |
dimitri |
1.45 |
ENDIF |
236 |
heimbach |
1.12 |
|
237 |
adcroft |
1.1 |
#ifdef ALLOW_NONHYDROSTATIC |
238 |
|
|
C-- Step forward W field in N-H algorithm |
239 |
dimitri |
1.45 |
IF ( momStepping .AND. nonHydrostatic ) THEN |
240 |
|
|
CALL TIMER_START('CALC_GW [FORWARD_STEP]',myThid) |
241 |
|
|
CALL CALC_GW(myThid) |
242 |
|
|
CALL TIMER_STOP ('CALC_GW [FORWARD_STEP]',myThid) |
243 |
|
|
ENDIF |
244 |
adcroft |
1.1 |
#endif |
245 |
jmc |
1.18 |
|
246 |
|
|
#ifdef NONLIN_FRSURF |
247 |
jmc |
1.21 |
C-- update hfacC,W,S and recip_hFac according to etaH(n+1) : |
248 |
jmc |
1.18 |
IF ( nonlinFreeSurf.GT.0) THEN |
249 |
jmc |
1.48 |
IF ( select_rStar.GT.0 ) THEN |
250 |
|
|
CALL TIMER_START('UPDATE_R_STAR [FORWARD_STEP]',myThid) |
251 |
|
|
CALL UPDATE_R_STAR( myTime, myIter, myThid ) |
252 |
|
|
CALL TIMER_STOP ('UPDATE_R_STAR [FORWARD_STEP]',myThid) |
253 |
|
|
ELSE |
254 |
dimitri |
1.45 |
CALL TIMER_START('UPDATE_SURF_DR [FORWARD_STEP]',myThid) |
255 |
jmc |
1.18 |
CALL UPDATE_SURF_DR( myTime, myIter, myThid ) |
256 |
heimbach |
1.36 |
CALL TIMER_STOP ('UPDATE_SURF_DR [FORWARD_STEP]',myThid) |
257 |
jmc |
1.48 |
ENDIF |
258 |
jmc |
1.18 |
ENDIF |
259 |
|
|
C- update also CG2D matrix (and preconditioner) |
260 |
jmc |
1.33 |
IF ( momStepping .AND. nonlinFreeSurf.GT.2 ) THEN |
261 |
dimitri |
1.45 |
CALL TIMER_START('UPDATE_CG2D [FORWARD_STEP]',myThid) |
262 |
jmc |
1.18 |
CALL UPDATE_CG2D( myTime, myIter, myThid ) |
263 |
jmc |
1.47 |
CALL TIMER_STOP ('UPDATE_CG2D [FORWARD_STEP]',myThid) |
264 |
adcroft |
1.19 |
ENDIF |
265 |
jmc |
1.18 |
#endif |
266 |
adcroft |
1.1 |
|
267 |
jmc |
1.27 |
C-- Apply Filters to u*,v* before SOLVE_FOR_PRESSURE |
268 |
|
|
#ifdef ALLOW_SHAP_FILT |
269 |
|
|
IF (useSHAP_FILT .AND. shap_filt_uvStar) THEN |
270 |
heimbach |
1.36 |
CALL TIMER_START('SHAP_FILT [FORWARD_STEP]',myThid) |
271 |
jmc |
1.52 |
CALL SHAP_FILT_APPLY_UV( gU,gV, myTime,myIter,myThid ) |
272 |
jmc |
1.27 |
IF (implicDiv2Dflow.LT.1.) THEN |
273 |
|
|
C-- Explicit+Implicit part of the Barotropic Flow Divergence |
274 |
|
|
C => Filtering of uVel,vVel is necessary |
275 |
|
|
CALL SHAP_FILT_APPLY_UV( uVel,vVel, myTime,myIter,myThid ) |
276 |
|
|
ENDIF |
277 |
heimbach |
1.36 |
CALL TIMER_STOP ('SHAP_FILT [FORWARD_STEP]',myThid) |
278 |
jmc |
1.27 |
ENDIF |
279 |
|
|
#endif |
280 |
|
|
#ifdef ALLOW_ZONAL_FILT |
281 |
|
|
IF (useZONAL_FILT .AND. zonal_filt_uvStar) THEN |
282 |
heimbach |
1.36 |
CALL TIMER_START('ZONAL_FILT_APPLY [FORWARD_STEP]',myThid) |
283 |
jmc |
1.52 |
CALL ZONAL_FILT_APPLY_UV( gU, gV, myThid ) |
284 |
jmc |
1.27 |
IF (implicDiv2Dflow.LT.1.) THEN |
285 |
|
|
C-- Explicit+Implicit part of the Barotropic Flow Divergence |
286 |
|
|
C => Filtering of uVel,vVel is necessary |
287 |
|
|
CALL ZONAL_FILT_APPLY_UV( uVel, vVel, myThid ) |
288 |
|
|
ENDIF |
289 |
heimbach |
1.36 |
CALL TIMER_STOP ('ZONAL_FILT_APPLY [FORWARD_STEP]',myThid) |
290 |
jmc |
1.27 |
ENDIF |
291 |
|
|
#endif |
292 |
heimbach |
1.12 |
|
293 |
adcroft |
1.1 |
C-- Solve elliptic equation(s). |
294 |
|
|
C Two-dimensional only for conventional hydrostatic or |
295 |
|
|
C three-dimensional for non-hydrostatic and/or IGW scheme. |
296 |
adcroft |
1.19 |
IF ( momStepping ) THEN |
297 |
heimbach |
1.36 |
CALL TIMER_START('SOLVE_FOR_PRESSURE [FORWARD_STEP]',myThid) |
298 |
jmc |
1.31 |
CALL SOLVE_FOR_PRESSURE(myTime, myIter, myThid) |
299 |
heimbach |
1.36 |
CALL TIMER_STOP ('SOLVE_FOR_PRESSURE [FORWARD_STEP]',myThid) |
300 |
adcroft |
1.19 |
ENDIF |
301 |
adcroft |
1.1 |
|
302 |
heimbach |
1.37 |
#ifdef ALLOW_AUTODIFF_TAMC |
303 |
|
|
cph This is needed because convective_adjustment calls |
304 |
|
|
cph find_rho which may use pressure() |
305 |
heimbach |
1.51 |
CADJ STORE totphihyd = comlev1, key = ikey_dynamics |
306 |
heimbach |
1.37 |
#endif |
307 |
adcroft |
1.5 |
C-- Correct divergence in flow field and cycle time-stepping |
308 |
jmc |
1.7 |
C arrays (for all fields) ; update time-counter |
309 |
heimbach |
1.12 |
myIter = nIter0 + iLoop |
310 |
|
|
myTime = startTime + deltaTClock * float(iLoop) |
311 |
heimbach |
1.36 |
CALL TIMER_START('THE_CORRECTION_STEP [FORWARD_STEP]',myThid) |
312 |
heimbach |
1.12 |
CALL THE_CORRECTION_STEP(myTime, myIter, myThid) |
313 |
heimbach |
1.36 |
CALL TIMER_STOP ('THE_CORRECTION_STEP [FORWARD_STEP]',myThid) |
314 |
adcroft |
1.5 |
|
315 |
adcroft |
1.1 |
C-- Do "blocking" sends and receives for tendency "overlap" terms |
316 |
heimbach |
1.36 |
c CALL TIMER_START('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid) |
317 |
jmc |
1.7 |
c CALL DO_GTERM_BLOCKING_EXCHANGES( myThid ) |
318 |
heimbach |
1.36 |
c CALL TIMER_STOP ('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid) |
319 |
adcroft |
1.5 |
|
320 |
|
|
C-- Do "blocking" sends and receives for field "overlap" terms |
321 |
heimbach |
1.36 |
CALL TIMER_START('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid) |
322 |
adcroft |
1.5 |
CALL DO_FIELDS_BLOCKING_EXCHANGES( myThid ) |
323 |
heimbach |
1.36 |
CALL TIMER_STOP ('BLOCKING_EXCHANGES [FORWARD_STEP]',myThid) |
324 |
adcroft |
1.20 |
|
325 |
|
|
#ifdef ALLOW_FLT |
326 |
|
|
C-- Calculate float trajectories |
327 |
|
|
IF (useFLT) THEN |
328 |
heimbach |
1.36 |
CALL TIMER_START('FLOATS [FORWARD_STEP]',myThid) |
329 |
adcroft |
1.20 |
CALL FLT_MAIN(myIter,myTime, myThid) |
330 |
heimbach |
1.36 |
CALL TIMER_STOP ('FLOATS [FORWARD_STEP]',myThid) |
331 |
adcroft |
1.20 |
ENDIF |
332 |
|
|
#endif |
333 |
heimbach |
1.12 |
|
334 |
|
|
#ifndef EXCLUDE_MONITOR |
335 |
|
|
C-- Check status of solution (statistics, cfl, etc...) |
336 |
dimitri |
1.45 |
CALL TIMER_START('MONITOR [FORWARD_STEP]',myThid) |
337 |
heimbach |
1.12 |
CALL MONITOR( myIter, myTime, myThid ) |
338 |
heimbach |
1.36 |
CALL TIMER_STOP ('MONITOR [FORWARD_STEP]',myThid) |
339 |
heimbach |
1.12 |
#endif /* EXCLUDE_MONITOR */ |
340 |
adcroft |
1.1 |
|
341 |
jmc |
1.7 |
C-- Do IO if needed. |
342 |
heimbach |
1.36 |
CALL TIMER_START('DO_THE_MODEL_IO [FORWARD_STEP]',myThid) |
343 |
heimbach |
1.12 |
CALL DO_THE_MODEL_IO( myTime, myIter, myThid ) |
344 |
heimbach |
1.36 |
CALL TIMER_STOP ('DO_THE_MODEL_IO [FORWARD_STEP]',myThid) |
345 |
adcroft |
1.1 |
|
346 |
|
|
C-- Save state for restarts |
347 |
jmc |
1.7 |
C Note: (jmc: is it still the case after ckp35 ?) |
348 |
adcroft |
1.1 |
C ===== |
349 |
|
|
C Because of the ordering of the timestepping code and |
350 |
|
|
C tendency term code at end of loop model arrays hold |
351 |
|
|
C U,V,T,S at "time-level" N but gu, gv, gs, gt, guNM1,... |
352 |
|
|
C at "time-level" N+1/2 (guNM1 at "time-level" N+1/2 is |
353 |
jmc |
1.10 |
C gu at "time-level" N-1/2) and etaN at "time-level" N+1/2. |
354 |
adcroft |
1.1 |
C where N = I+timeLevBase-1 |
355 |
|
|
C Thus a checkpoint contains U.0000000000, GU.0000000001 and |
356 |
jmc |
1.10 |
C etaN.0000000001 in the indexing scheme used for the model |
357 |
adcroft |
1.1 |
C "state" files. This example is referred to as a checkpoint |
358 |
|
|
C at time level 1 |
359 |
heimbach |
1.36 |
CALL TIMER_START('WRITE_CHECKPOINT [FORWARD_STEP]',myThid) |
360 |
adcroft |
1.1 |
CALL WRITE_CHECKPOINT( |
361 |
heimbach |
1.12 |
& .FALSE., myTime, myIter, myThid ) |
362 |
heimbach |
1.36 |
CALL TIMER_STOP ('WRITE_CHECKPOINT [FORWARD_STEP]',myThid) |
363 |
adcroft |
1.1 |
|
364 |
|
|
END |