14 |
IMPLICIT NONE |
IMPLICIT NONE |
15 |
C !DESCRIPTION: |
C !DESCRIPTION: |
16 |
C *==========================================================* |
C *==========================================================* |
17 |
C | SUBROUTINE EXCH_RX_SEND_PUT_X |
C | SUBROUTINE EXCH_RX_SEND_PUT_X |
18 |
C | o "Send" or "put" X edges for RX array. |
C | o "Send" or "put" X edges for RX array. |
19 |
C *==========================================================* |
C *==========================================================* |
20 |
C | Routine that invokes actual message passing send or |
C | Routine that invokes actual message passing send or |
21 |
C | direct "put" of data to update X faces of an XY[R] array. |
C | direct "put" of data to update X faces of an XY[R] array. |
22 |
C *==========================================================* |
C *==========================================================* |
23 |
|
|
24 |
C !USES: |
C !USES: |
37 |
C myOLs |
C myOLs |
38 |
C exchWidthX :: Width of data region exchanged. |
C exchWidthX :: Width of data region exchanged. |
39 |
C exchWidthY |
C exchWidthY |
40 |
C theSimulationMode :: Forward or reverse mode exchange ( provides |
C theSimulationMode :: Forward or reverse mode exchange ( provides |
41 |
C support for adjoint integration of code. ) |
C support for adjoint integration of code. ) |
42 |
C theCornerMode :: Flag indicating whether corner updates are |
C theCornerMode :: Flag indicating whether corner updates are |
43 |
C needed. |
C needed. |
44 |
C myThid :: Thread number of this instance of S/R EXCH... |
C myThid :: Thread number of this instance of S/R EXCH... |
45 |
C eBl :: Edge buffer level |
C eBl :: Edge buffer level |
49 |
INTEGER myOLn |
INTEGER myOLn |
50 |
INTEGER myNz |
INTEGER myNz |
51 |
_RX array(1-myOLw:sNx+myOLe, |
_RX array(1-myOLw:sNx+myOLe, |
52 |
& 1-myOLs:sNy+myOLn, |
& 1-myOLs:sNy+myOLn, |
53 |
& myNZ, nSx, nSy) |
& myNZ, nSx, nSy) |
54 |
INTEGER exchWidthX |
INTEGER exchWidthX |
55 |
INTEGER exchWidthY |
INTEGER exchWidthY |
59 |
|
|
60 |
C !LOCAL VARIABLES: |
C !LOCAL VARIABLES: |
61 |
C == Local variables == |
C == Local variables == |
62 |
C I, J, K, iMin, iMax, iB :: Loop counters and extents |
C i, j, k, iMin, iMax, iB :: Loop counters and extents |
63 |
C bi, bj |
C bi, bj |
64 |
C biW, bjW :: West tile indices |
C biW, bjW :: West tile indices |
65 |
C biE, bjE :: East tile indices |
C biE, bjE :: East tile indices |
66 |
C eBl :: Current exchange buffer level |
C eBl :: Current exchange buffer level |
69 |
C westCommMode :: Working variables holding type |
C westCommMode :: Working variables holding type |
70 |
C eastCommMode of communication a particular |
C eastCommMode of communication a particular |
71 |
C tile face uses. |
C tile face uses. |
72 |
INTEGER I, J, K, iMin, iMax, iB |
INTEGER i, j, k, iMin, iMax, iB |
73 |
INTEGER bi, bj, biW, bjW, biE, bjE |
INTEGER bi, bj, biW, bjW, biE, bjE |
74 |
INTEGER eBl |
INTEGER eBl |
75 |
INTEGER westCommMode |
INTEGER westCommMode |
83 |
# endif |
# endif |
84 |
#endif |
#endif |
85 |
C-- Write data to exchange buffer |
C-- Write data to exchange buffer |
86 |
C Various actions are possible depending on the communication mode |
C Various actions are possible depending on the communication mode |
87 |
C as follows: |
C as follows: |
88 |
C Mode Action |
C Mode Action |
89 |
C -------- --------------------------- |
C -------- --------------------------- |
104 |
C Write data-ready Ack for west edge of east-neighbor |
C Write data-ready Ack for west edge of east-neighbor |
105 |
C tile |
C tile |
106 |
C Sync. memory |
C Sync. memory |
107 |
C |
C |
108 |
CEOP |
CEOP |
109 |
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INTEGER myBxLoSave(MAX_NO_THREADS) |
|
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INTEGER myBxHiSave(MAX_NO_THREADS) |
|
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INTEGER myByLoSave(MAX_NO_THREADS) |
|
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INTEGER myByHiSave(MAX_NO_THREADS) |
|
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LOGICAL doingSingleThreadedComms |
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|
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doingSingleThreadedComms = .FALSE. |
|
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#ifdef ALLOW_USE_MPI |
|
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#ifndef ALWAYS_USE_MPI |
|
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IF ( usingMPI ) THEN |
|
|
#endif |
|
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C Set default behavior to have MPI comms done by a single thread. |
|
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C Most MPI implementations do not support concurrent comms from |
|
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C several threads. |
|
|
IF ( nThreads .GT. 1 ) THEN |
|
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_BARRIER |
|
|
_BEGIN_MASTER( myThid ) |
|
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DO I=1,nThreads |
|
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myBxLoSave(I) = myBxLo(I) |
|
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myBxHiSave(I) = myBxHi(I) |
|
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myByLoSave(I) = myByLo(I) |
|
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myByHiSave(I) = myByHi(I) |
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ENDDO |
|
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C Comment out loop below and myB[xy][Lo|Hi](1) settings below |
|
|
C if you want to get multi-threaded MPI comms. |
|
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DO I=1,nThreads |
|
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myBxLo(I) = 0 |
|
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myBxHi(I) = -1 |
|
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myByLo(I) = 0 |
|
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myByHi(I) = -1 |
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ENDDO |
|
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myBxLo(1) = 1 |
|
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myBxHi(1) = nSx |
|
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myByLo(1) = 1 |
|
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myByHi(1) = nSy |
|
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doingSingleThreadedComms = .TRUE. |
|
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_END_MASTER( myThid ) |
|
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_BARRIER |
|
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ENDIF |
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#ifndef ALWAYS_USE_MPI |
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ENDIF |
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#endif |
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#endif |
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110 |
#ifdef ALLOW_AUTODIFF_OPENAD_AMPI |
#ifdef ALLOW_AUTODIFF_OPENAD_AMPI |
111 |
# ifdef ALLOW_USE_MPI |
# ifdef ALLOW_USE_MPI |
|
DO bj=myByLo(myThid),myByHi(myThid) |
|
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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|
|
112 |
# ifndef ALWAYS_USE_MPI |
# ifndef ALWAYS_USE_MPI |
113 |
IF ( usingMPI ) THEN |
IF ( usingMPI ) THEN |
114 |
# endif |
# endif |
115 |
CALL ampi_awaitall ( |
_BEGIN_MASTER(myThid) |
116 |
& exchNReqsX(1,bi,bj) , |
DO bj=1,nSy |
117 |
& exchReqIdX(1,1,bi,bj) , |
DO bi=1,nSx |
118 |
& mpiStatus , |
CALL ampi_awaitall ( |
119 |
& mpiRC ) |
& exchNReqsX(1,bi,bj) , |
120 |
|
& exchReqIdX(1,1,bi,bj) , |
121 |
|
& mpiStatus , |
122 |
|
& mpiRC ) |
123 |
|
ENDDO |
124 |
|
ENDDO |
125 |
|
_END_MASTER(myThid) |
126 |
# ifndef ALWAYS_USE_MPI |
# ifndef ALWAYS_USE_MPI |
127 |
ENDIF |
ENDIF |
128 |
# endif |
# endif |
|
ENDDO |
|
|
ENDDO |
|
129 |
# endif |
# endif |
130 |
#endif |
#endif |
131 |
|
|
132 |
|
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
133 |
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134 |
|
C Prevent anyone to access shared buffer while an other thread modifies it |
135 |
|
_BARRIER |
136 |
|
|
137 |
|
C Fill shared buffers from array values |
138 |
DO bj=myByLo(myThid),myByHi(myThid) |
DO bj=myByLo(myThid),myByHi(myThid) |
139 |
DO bi=myBxLo(myThid),myBxHi(myThid) |
DO bi=myBxLo(myThid),myBxHi(myThid) |
140 |
|
|
141 |
ebL = exchangeBufLevel(1,bi,bj) |
eBl = exchangeBufLevel(1,bi,bj) |
142 |
westCommMode = _tileCommModeW(bi,bj) |
westCommMode = _tileCommModeW(bi,bj) |
143 |
eastCommMode = _tileCommModeE(bi,bj) |
eastCommMode = _tileCommModeE(bi,bj) |
144 |
biE = _tileBiE(bi,bj) |
biE = _tileBiE(bi,bj) |
145 |
bjE = _tileBjE(bi,bj) |
bjE = _tileBjE(bi,bj) |
146 |
biW = _tileBiW(bi,bj) |
biW = _tileBiW(bi,bj) |
147 |
bjW = _tileBjW(bi,bj) |
bjW = _tileBjW(bi,bj) |
148 |
|
|
149 |
|
C >>>>>>>>>>>>>>>>>>> FORWARD RUN <<<<<<<<<<<<<<<<<<< |
150 |
|
|
151 |
C o Send or Put west edge |
IF ( _theSimulationMode .EQ. FORWARD_SIMULATION ) THEN |
|
c >>>>>>>>>>>>>>>>>>> <<<<<<<<<<<<<<<<<<< |
|
|
c >>>>>>>>>>>>>>>>>>> FORWARD RUN <<<<<<<<<<<<<<<<<<< |
|
|
c >>>>>>>>>>>>>>>>>>> <<<<<<<<<<<<<<<<<<< |
|
152 |
|
|
153 |
IF ( _theSimulationMode .EQ. FORWARD_SIMULATION ) THEN |
C o Send or Put west edge |
154 |
iMin = 1 |
iMin = 1 |
155 |
iMax = 1+exchWidthX-1 |
iMax = 1+exchWidthX-1 |
156 |
IF ( westCommMode .EQ. COMM_MSG ) THEN |
IF ( westCommMode .EQ. COMM_MSG ) THEN |
157 |
iB = 0 |
iB = 0 |
158 |
DO K=1,myNz |
DO k=1,myNz |
159 |
DO J=1,sNy |
DO j=1,sNy |
160 |
DO I=iMin,iMax |
DO i=iMin,iMax |
161 |
iB = iB + 1 |
iB = iB + 1 |
162 |
westSendBuf_RX(iB,eBl,bi,bj) = array(I,J,K,bi,bj) |
westSendBuf_RX(iB,eBl,bi,bj) = array(i,j,k,bi,bj) |
163 |
|
ENDDO |
164 |
ENDDO |
ENDDO |
165 |
ENDDO |
ENDDO |
166 |
ENDDO |
ELSEIF ( westCommMode .EQ. COMM_PUT ) THEN |
167 |
C Send the data |
iB = 0 |
168 |
#ifdef ALLOW_USE_MPI |
DO k=1,myNz |
169 |
#ifndef ALWAYS_USE_MPI |
DO j=1,sNy |
170 |
IF ( usingMPI ) THEN |
DO i=iMin,iMax |
171 |
#endif |
iB = iB + 1 |
172 |
theProc = tilePidW(bi,bj) |
eastRecvBuf_RX(iB,eBl,biW,bjW) = array(i,j,k,bi,bj) |
173 |
theTag = _tileTagSendW(bi,bj) |
ENDDO |
|
theSize = iB |
|
|
theType = _MPI_TYPE_RX |
|
|
# ifndef ALLOW_AUTODIFF_OPENAD_AMPI |
|
|
exchNReqsX(1,bi,bj) = exchNReqsX(1,bi,bj)+1 |
|
|
CALL MPI_Isend(westSendBuf_RX(1,eBl,bi,bj), theSize, theType, |
|
|
& theProc, theTag, MPI_COMM_MODEL, |
|
|
& exchReqIdX(exchNReqsX(1,bi,bj),1,bi,bj), mpiRc ) |
|
|
# else |
|
|
pReqI=exchNReqsX(1,bi,bj)+1 |
|
|
CALL ampi_isend_RX( |
|
|
& westSendBuf_RX(1,eBl,bi,bj), |
|
|
& theSize, |
|
|
& theType, |
|
|
& theProc, |
|
|
& theTag, |
|
|
& MPI_COMM_MODEL, |
|
|
& exchReqIdX(pReqI,1,bi,bj), |
|
|
& exchNReqsX(1,bi,bj), |
|
|
& mpiStatus , |
|
|
& mpiRc ) |
|
|
# endif /* ALLOW_AUTODIFF_OPENAD_AMPI */ |
|
|
#ifndef ALWAYS_USE_MPI |
|
|
ENDIF |
|
|
#endif |
|
|
#endif /* ALLOW_USE_MPI */ |
|
|
eastRecvAck(eBl,biW,bjW) = 1 |
|
|
ELSEIF ( westCommMode .EQ. COMM_PUT ) THEN |
|
|
iB = 0 |
|
|
DO K=1,myNz |
|
|
DO J=1,sNy |
|
|
DO I=iMin,iMax |
|
|
iB = iB + 1 |
|
|
eastRecvBuf_RX(iB,eBl,biW,bjW) = array(I,J,K,bi,bj) |
|
174 |
ENDDO |
ENDDO |
175 |
ENDDO |
ENDDO |
176 |
ENDDO |
ELSEIF ( westCommMode .NE. COMM_NONE |
177 |
ELSEIF ( westCommMode .NE. COMM_NONE |
& .AND. westCommMode .NE. COMM_GET ) THEN |
178 |
& .AND. westCommMode .NE. COMM_GET ) THEN |
STOP ' S/R EXCH: Invalid commW mode.' |
179 |
STOP ' S/R EXCH: Invalid commW mode.' |
ENDIF |
|
ENDIF |
|
180 |
|
|
181 |
C o Send or Put east edge |
C o Send or Put east edge |
182 |
iMin = sNx-exchWidthX+1 |
iMin = sNx-exchWidthX+1 |
183 |
iMax = sNx |
iMax = sNx |
184 |
IF ( eastCommMode .EQ. COMM_MSG ) THEN |
IF ( eastCommMode .EQ. COMM_MSG ) THEN |
185 |
iB = 0 |
iB = 0 |
186 |
DO K=1,myNz |
DO k=1,myNz |
187 |
DO J=1,sNy |
DO j=1,sNy |
188 |
DO I=iMin,iMax |
DO i=iMin,iMax |
189 |
iB = iB + 1 |
iB = iB + 1 |
190 |
eastSendBuf_RX(iB,eBl,bi,bj) = array(I,J,K,bi,bj) |
eastSendBuf_RX(iB,eBl,bi,bj) = array(i,j,k,bi,bj) |
191 |
|
ENDDO |
192 |
ENDDO |
ENDDO |
193 |
ENDDO |
ENDDO |
194 |
ENDDO |
ELSEIF ( eastCommMode .EQ. COMM_PUT ) THEN |
195 |
C Send the data |
iB = 0 |
196 |
#ifdef ALLOW_USE_MPI |
DO k=1,myNz |
197 |
#ifndef ALWAYS_USE_MPI |
DO j=1,sNy |
198 |
IF ( usingMPI ) THEN |
DO i=iMin,iMax |
199 |
#endif |
iB = iB + 1 |
200 |
theProc = tilePidE(bi,bj) |
westRecvBuf_RX(iB,eBl,biE,bjE) = array(i,j,k,bi,bj) |
201 |
theTag = _tileTagSendE(bi,bj) |
ENDDO |
|
theSize = iB |
|
|
theType = _MPI_TYPE_RX |
|
|
# ifndef ALLOW_AUTODIFF_OPENAD_AMPI |
|
|
exchNReqsX(1,bi,bj) = exchNReqsX(1,bi,bj)+1 |
|
|
CALL MPI_Isend(eastSendBuf_RX(1,eBl,bi,bj), theSize, theType, |
|
|
& theProc, theTag, MPI_COMM_MODEL, |
|
|
& exchReqIdX(exchNReqsX(1,bi,bj),1,bi,bj), mpiRc ) |
|
|
# else |
|
|
pReqI=exchNReqsX(1,bi,bj)+1 |
|
|
CALL ampi_isend_RX( |
|
|
& eastSendBuf_RX(1,eBl,bi,bj) , |
|
|
& theSize , |
|
|
& theType , |
|
|
& theProc , |
|
|
& theTag , |
|
|
& MPI_COMM_MODEL , |
|
|
& exchReqIdX(pReqI,1,bi,bj) , |
|
|
& exchNReqsX(1,bi,bj), |
|
|
& mpiStatus , |
|
|
& mpiRc ) |
|
|
# endif /* ALLOW_AUTODIFF_OPENAD_AMPI */ |
|
|
#ifndef ALWAYS_USE_MPI |
|
|
ENDIF |
|
|
#endif |
|
|
#endif /* ALLOW_USE_MPI */ |
|
|
westRecvAck(eBl,biE,bjE) = 1 |
|
|
ELSEIF ( eastCommMode .EQ. COMM_PUT ) THEN |
|
|
iB = 0 |
|
|
DO K=1,myNz |
|
|
DO J=1,sNy |
|
|
DO I=iMin,iMax |
|
|
iB = iB + 1 |
|
|
westRecvBuf_RX(iB,eBl,biE,bjE) = array(I,J,K,bi,bj) |
|
202 |
ENDDO |
ENDDO |
203 |
ENDDO |
ENDDO |
204 |
ENDDO |
ELSEIF ( eastCommMode .NE. COMM_NONE |
205 |
ELSEIF ( eastCommMode .NE. COMM_NONE |
& .AND. eastCommMode .NE. COMM_GET ) THEN |
206 |
& .AND. eastCommMode .NE. COMM_GET ) THEN |
STOP ' S/R EXCH: Invalid commE mode.' |
207 |
STOP ' S/R EXCH: Invalid commE mode.' |
ENDIF |
|
ENDIF |
|
208 |
|
|
209 |
c >>>>>>>>>>>>>>>>>>> <<<<<<<<<<<<<<<<<<< |
C >>>>>>>>>>>>>>>>>>> ADJOINT RUN <<<<<<<<<<<<<<<<<<< |
|
c >>>>>>>>>>>>>>>>>>> ADJOINT RUN <<<<<<<<<<<<<<<<<<< |
|
|
c >>>>>>>>>>>>>>>>>>> <<<<<<<<<<<<<<<<<<< |
|
210 |
ELSEIF ( _theSimulationMode .EQ. REVERSE_SIMULATION ) THEN |
ELSEIF ( _theSimulationMode .EQ. REVERSE_SIMULATION ) THEN |
211 |
|
|
212 |
|
C o Send or Put west edge |
213 |
iMin = 1-exchWidthX |
iMin = 1-exchWidthX |
214 |
iMax = 0 |
iMax = 0 |
215 |
IF ( westCommMode .EQ. COMM_MSG ) THEN |
IF ( westCommMode .EQ. COMM_MSG ) THEN |
216 |
iB = 0 |
iB = 0 |
217 |
DO K=1,myNz |
DO k=1,myNz |
218 |
DO J=1,sNy |
DO j=1,sNy |
219 |
DO I=iMin,iMax |
DO i=iMin,iMax |
220 |
iB = iB + 1 |
iB = iB + 1 |
221 |
westSendBuf_RX(iB,eBl,bi,bj) = array(I,J,K,bi,bj) |
westSendBuf_RX(iB,eBl,bi,bj) = array(i,j,k,bi,bj) |
222 |
array(I,J,K,bi,bj) = 0.0 |
array(i,j,k,bi,bj) = 0.0 |
223 |
|
ENDDO |
224 |
ENDDO |
ENDDO |
225 |
ENDDO |
ENDDO |
226 |
ENDDO |
ELSEIF ( westCommMode .EQ. COMM_PUT ) THEN |
227 |
C Send the data |
iB = 0 |
228 |
#ifdef ALLOW_USE_MPI |
DO k=1,myNz |
229 |
#ifndef ALWAYS_USE_MPI |
DO j=1,sNy |
230 |
IF ( usingMPI ) THEN |
DO i=iMin,iMax |
231 |
#endif |
iB = iB + 1 |
232 |
theProc = tilePidW(bi,bj) |
eastRecvBuf_RX(iB,eBl,biW,bjW) = array(i,j,k,bi,bj) |
233 |
theTag = _tileTagSendW(bi,bj) |
array(i,j,k,bi,bj) = 0.0 |
234 |
theSize = iB |
ENDDO |
|
theType = _MPI_TYPE_RX |
|
|
exchNReqsX(1,bi,bj) = exchNReqsX(1,bi,bj)+1 |
|
|
CALL MPI_Isend(westSendBuf_RX(1,eBl,bi,bj), theSize, theType, |
|
|
& theProc, theTag, MPI_COMM_MODEL, |
|
|
& exchReqIdX(exchNReqsX(1,bi,bj),1,bi,bj), mpiRc ) |
|
|
#ifndef ALWAYS_USE_MPI |
|
|
ENDIF |
|
|
#endif |
|
|
#endif /* ALLOW_USE_MPI */ |
|
|
eastRecvAck(eBl,biW,bjW) = 1 |
|
|
ELSEIF ( westCommMode .EQ. COMM_PUT ) THEN |
|
|
iB = 0 |
|
|
DO K=1,myNz |
|
|
DO J=1,sNy |
|
|
DO I=iMin,iMax |
|
|
iB = iB + 1 |
|
|
eastRecvBuf_RX(iB,eBl,biW,bjW) = array(I,J,K,bi,bj) |
|
|
array(I,J,K,bi,bj) = 0.0 |
|
235 |
ENDDO |
ENDDO |
236 |
ENDDO |
ENDDO |
237 |
ENDDO |
ELSEIF ( westCommMode .NE. COMM_NONE |
238 |
ELSEIF ( westCommMode .NE. COMM_NONE |
& .AND. westCommMode .NE. COMM_GET ) THEN |
239 |
& .AND. westCommMode .NE. COMM_GET ) THEN |
STOP ' S/R EXCH: Invalid commW mode.' |
240 |
STOP ' S/R EXCH: Invalid commW mode.' |
ENDIF |
|
ENDIF |
|
241 |
|
|
242 |
C o Send or Put east edge |
C o Send or Put east edge |
243 |
iMin = sNx+1 |
iMin = sNx+1 |
244 |
iMax = sNx+exchWidthX |
iMax = sNx+exchWidthX |
245 |
IF ( eastCommMode .EQ. COMM_MSG ) THEN |
IF ( eastCommMode .EQ. COMM_MSG ) THEN |
246 |
iB = 0 |
iB = 0 |
247 |
DO K=1,myNz |
DO k=1,myNz |
248 |
DO J=1,sNy |
DO j=1,sNy |
249 |
DO I=iMin,iMax |
DO i=iMin,iMax |
250 |
iB = iB + 1 |
iB = iB + 1 |
251 |
eastSendBuf_RX(iB,eBl,bi,bj) = array(I,J,K,bi,bj) |
eastSendBuf_RX(iB,eBl,bi,bj) = array(i,j,k,bi,bj) |
252 |
array(I,J,K,bi,bj) = 0.0 |
array(i,j,k,bi,bj) = 0.0 |
253 |
|
ENDDO |
254 |
ENDDO |
ENDDO |
255 |
ENDDO |
ENDDO |
256 |
ENDDO |
ELSEIF ( eastCommMode .EQ. COMM_PUT ) THEN |
257 |
C Send the data |
iB = 0 |
258 |
#ifdef ALLOW_USE_MPI |
DO k=1,myNz |
259 |
#ifndef ALWAYS_USE_MPI |
DO j=1,sNy |
260 |
IF ( usingMPI ) THEN |
DO i=iMin,iMax |
261 |
#endif |
iB = iB + 1 |
262 |
theProc = tilePidE(bi,bj) |
westRecvBuf_RX(iB,eBl,biE,bjE) = array(i,j,k,bi,bj) |
263 |
theTag = _tileTagSendE(bi,bj) |
array(i,j,k,bi,bj) = 0.0 |
264 |
theSize = iB |
ENDDO |
|
theType = _MPI_TYPE_RX |
|
|
exchNReqsX(1,bi,bj) = exchNReqsX(1,bi,bj)+1 |
|
|
CALL MPI_Isend(eastSendBuf_RX(1,eBl,bi,bj), theSize, theType, |
|
|
& theProc, theTag, MPI_COMM_MODEL, |
|
|
& exchReqIdX(exchNReqsX(1,bi,bj),1,bi,bj), mpiRc ) |
|
|
#ifndef ALWAYS_USE_MPI |
|
|
ENDIF |
|
|
#endif |
|
|
#endif /* ALLOW_USE_MPI */ |
|
|
westRecvAck(eBl,biE,bjE) = 1 |
|
|
ELSEIF ( eastCommMode .EQ. COMM_PUT ) THEN |
|
|
iB = 0 |
|
|
DO K=1,myNz |
|
|
DO J=1,sNy |
|
|
DO I=iMin,iMax |
|
|
iB = iB + 1 |
|
|
westRecvBuf_RX(iB,eBl,biE,bjE) = array(I,J,K,bi,bj) |
|
|
array(I,J,K,bi,bj) = 0.0 |
|
265 |
ENDDO |
ENDDO |
266 |
ENDDO |
ENDDO |
267 |
ENDDO |
ELSEIF ( eastCommMode .NE. COMM_NONE |
268 |
ELSEIF ( eastCommMode .NE. COMM_NONE |
& .AND. eastCommMode .NE. COMM_GET ) THEN |
269 |
& .AND. eastCommMode .NE. COMM_GET ) THEN |
STOP ' S/R EXCH: Invalid commE mode.' |
270 |
STOP ' S/R EXCH: Invalid commE mode.' |
ENDIF |
|
ENDIF |
|
271 |
|
|
272 |
ENDIF |
ENDIF |
273 |
|
|
274 |
ENDDO |
ENDDO |
275 |
ENDDO |
ENDDO |
276 |
|
|
277 |
|
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
278 |
C-- Signal completetion ( making sure system-wide memory state is |
C-- Signal completetion ( making sure system-wide memory state is |
279 |
C-- consistent ). |
C-- consistent ). |
280 |
|
|
286 |
|
|
287 |
DO bj=myByLo(myThid),myByHi(myThid) |
DO bj=myByLo(myThid),myByHi(myThid) |
288 |
DO bi=myBxLo(myThid),myBxHi(myThid) |
DO bi=myBxLo(myThid),myBxHi(myThid) |
289 |
ebL = exchangeBufLevel(1,bi,bj) |
eBl = exchangeBufLevel(1,bi,bj) |
290 |
biE = _tileBiE(bi,bj) |
biE = _tileBiE(bi,bj) |
291 |
bjE = _tileBjE(bi,bj) |
bjE = _tileBjE(bi,bj) |
292 |
biW = _tileBiW(bi,bj) |
biW = _tileBiW(bi,bj) |
306 |
C will see the setting. |
C will see the setting. |
307 |
C ** NOTE ** On some machines we wont spin on the Ack setting |
C ** NOTE ** On some machines we wont spin on the Ack setting |
308 |
C ( particularly the T90 ), instead we will use s system barrier. |
C ( particularly the T90 ), instead we will use s system barrier. |
309 |
C On the T90 the system barrier is very fast and switches out the |
C On the T90 the system barrier is very fast and switches out the |
310 |
C thread while it waits. On most machines the system barrier |
C thread while it waits. On most machines the system barrier |
311 |
C is much too slow and if we own the machine and have one thread |
C is much too slow and if we own the machine and have one thread |
312 |
C per process preemption is not a problem. |
C per process preemption is not a problem. |
313 |
IF ( exchNeedsMemSync ) CALL MEMSYNC |
IF ( exchNeedsMemSync ) CALL MEMSYNC |
314 |
|
|
315 |
|
C Wait until all threads finish filling buffer |
316 |
_BARRIER |
_BARRIER |
|
IF ( doingSingleThreadedComms ) THEN |
|
|
C Restore saved settings that were stored to allow |
|
|
C single thred comms. |
|
|
_BEGIN_MASTER(myThid) |
|
|
DO I=1,nThreads |
|
|
myBxLo(I) = myBxLoSave(I) |
|
|
myBxHi(I) = myBxHiSave(I) |
|
|
myByLo(I) = myByLoSave(I) |
|
|
myByHi(I) = myByHiSave(I) |
|
|
ENDDO |
|
|
_END_MASTER(myThid) |
|
|
ENDIF |
|
|
_BARRIER |
|
317 |
|
|
318 |
RETURN |
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
319 |
|
|
320 |
|
#ifdef ALLOW_USE_MPI |
321 |
|
#ifndef ALWAYS_USE_MPI |
322 |
|
IF ( usingMPI ) THEN |
323 |
|
#endif |
324 |
|
C-- Send buffer data: Only Master Thread do proc communication |
325 |
|
_BEGIN_MASTER(myThid) |
326 |
|
|
327 |
|
DO bj=1,nSy |
328 |
|
DO bi=1,nSx |
329 |
|
|
330 |
|
eBl = exchangeBufLevel(1,bi,bj) |
331 |
|
westCommMode = _tileCommModeW(bi,bj) |
332 |
|
eastCommMode = _tileCommModeE(bi,bj) |
333 |
|
biE = _tileBiE(bi,bj) |
334 |
|
bjE = _tileBjE(bi,bj) |
335 |
|
biW = _tileBiW(bi,bj) |
336 |
|
bjW = _tileBjW(bi,bj) |
337 |
|
theType = _MPI_TYPE_RX |
338 |
|
theSize = sNy*exchWidthX*myNz |
339 |
|
|
340 |
|
IF ( westCommMode .EQ. COMM_MSG ) THEN |
341 |
|
C Send buffer data (copied from west edge) |
342 |
|
theProc = tilePidW(bi,bj) |
343 |
|
theTag = _tileTagSendW(bi,bj) |
344 |
|
# ifndef ALLOW_AUTODIFF_OPENAD_AMPI |
345 |
|
exchNReqsX(1,bi,bj) = exchNReqsX(1,bi,bj)+1 |
346 |
|
CALL MPI_Isend( westSendBuf_RX(1,eBl,bi,bj), theSize, |
347 |
|
& theType, theProc, theTag, MPI_COMM_MODEL, |
348 |
|
& exchReqIdX(exchNReqsX(1,bi,bj),1,bi,bj), |
349 |
|
& mpiRc ) |
350 |
|
# else |
351 |
|
pReqI=exchNReqsX(1,bi,bj)+1 |
352 |
|
CALL ampi_isend_RX( |
353 |
|
& westSendBuf_RX(1,eBl,bi,bj), |
354 |
|
& theSize, |
355 |
|
& theType, |
356 |
|
& theProc, |
357 |
|
& theTag, |
358 |
|
& MPI_COMM_MODEL, |
359 |
|
& exchReqIdX(pReqI,1,bi,bj), |
360 |
|
& exchNReqsX(1,bi,bj), |
361 |
|
& mpiStatus , |
362 |
|
& mpiRc ) |
363 |
|
# endif /* ALLOW_AUTODIFF_OPENAD_AMPI */ |
364 |
|
c eastRecvAck(eBl,biW,bjW) = 1 |
365 |
|
ENDIF |
366 |
|
|
367 |
|
IF ( eastCommMode .EQ. COMM_MSG ) THEN |
368 |
|
C Send buffer data (copied from east edge) |
369 |
|
theProc = tilePidE(bi,bj) |
370 |
|
theTag = _tileTagSendE(bi,bj) |
371 |
|
# ifndef ALLOW_AUTODIFF_OPENAD_AMPI |
372 |
|
exchNReqsX(1,bi,bj) = exchNReqsX(1,bi,bj)+1 |
373 |
|
CALL MPI_Isend( eastSendBuf_RX(1,eBl,bi,bj), theSize, |
374 |
|
& theType, theProc, theTag, MPI_COMM_MODEL, |
375 |
|
& exchReqIdX(exchNReqsX(1,bi,bj),1,bi,bj), |
376 |
|
& mpiRc ) |
377 |
|
# else |
378 |
|
pReqI=exchNReqsX(1,bi,bj)+1 |
379 |
|
CALL ampi_isend_RX( |
380 |
|
& eastSendBuf_RX(1,eBl,bi,bj) , |
381 |
|
& theSize , |
382 |
|
& theType , |
383 |
|
& theProc , |
384 |
|
& theTag , |
385 |
|
& MPI_COMM_MODEL , |
386 |
|
& exchReqIdX(pReqI,1,bi,bj) , |
387 |
|
& exchNReqsX(1,bi,bj), |
388 |
|
& mpiStatus , |
389 |
|
& mpiRc ) |
390 |
|
# endif /* ALLOW_AUTODIFF_OPENAD_AMPI */ |
391 |
|
c westRecvAck(eBl,biE,bjE) = 1 |
392 |
|
ENDIF |
393 |
|
|
394 |
|
ENDDO |
395 |
|
ENDDO |
396 |
|
|
397 |
|
_END_MASTER(myThid) |
398 |
|
|
399 |
|
#ifndef ALWAYS_USE_MPI |
400 |
|
ENDIF |
401 |
|
#endif |
402 |
|
#endif /* ALLOW_USE_MPI */ |
403 |
|
|
404 |
|
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
405 |
|
RETURN |
406 |
END |
END |