/[MITgcm]/MITgcm/eesupp/src/exch_rx_recv_get_x.template
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revision 1.9 by utke, Tue Mar 18 21:34:01 2008 UTC revision 1.13 by jmc, Fri Jan 9 22:51:12 2009 UTC
# Line 76  C                                   tile Line 76  C                                   tile
76        INTEGER eastCommMode        INTEGER eastCommMode
77        INTEGER spinCount        INTEGER spinCount
78  #ifdef ALLOW_USE_MPI  #ifdef ALLOW_USE_MPI
79        INTEGER theProc, theTag, theType, theSize        INTEGER theProc, theTag, theType, theSize, pReqI
80        INTEGER mpiStatus(MPI_STATUS_SIZE,4), mpiRc        INTEGER mpiStatus(MPI_STATUS_SIZE,4), mpiRc
81  #endif  #endif
82  CEOP  CEOP
# Line 93  CEOP Line 93  CEOP
93        IF ( usingMPI ) THEN        IF ( usingMPI ) THEN
94  #endif  #endif
95  C      Set default behavior to have MPI comms done by a single thread.  C      Set default behavior to have MPI comms done by a single thread.
96  C      Most MPI implementations don't support concurrent comms from  C      Most MPI implementations do not support concurrent comms from
97  C      several threads.  C      several threads.
98         IF ( nThreads .GT. 1 ) THEN         IF ( nThreads .GT. 1 ) THEN
99          _BARRIER          _BARRIER
# Line 154  C--   iii. Set data read flag + memory s Line 154  C--   iii. Set data read flag + memory s
154           theTag  = _tileTagRecvW(bi,bj)           theTag  = _tileTagRecvW(bi,bj)
155           theType = _MPI_TYPE_RX           theType = _MPI_TYPE_RX
156           theSize = sNy*exchWidthX*myNz           theSize = sNy*exchWidthX*myNz
157  # ifndef ALLOW_AUTODIFF_OPENAD  # ifndef ALLOW_AUTODIFF_OPENAD_AMPI
158           CALL MPI_Recv( westRecvBuf_RX(1,eBl,bi,bj), theSize, theType,           CALL MPI_Recv( westRecvBuf_RX(1,eBl,bi,bj), theSize, theType,
159       &                  theProc, theTag, MPI_COMM_MODEL,       &                  theProc, theTag, MPI_COMM_MODEL,
160       &                  mpiStatus, mpiRc )       &                  mpiStatus, mpiRc )
161  # else  # else
162             pReqI=exchNReqsX(1,bi,bj)+1
163           CALL ampi_recv_RX(           CALL ampi_recv_RX(
164       & westRecvBuf_RX(1,eBl,bi,bj) ,       & westRecvBuf_RX(1,eBl,bi,bj) ,
165       & theSize ,       & theSize ,
# Line 166  C--   iii. Set data read flag + memory s Line 167  C--   iii. Set data read flag + memory s
167       & theProc ,       & theProc ,
168       & theTag ,       & theTag ,
169       & MPI_COMM_MODEL ,       & MPI_COMM_MODEL ,
170         & exchReqIdX(pReqI,1,bi,bj),
171         & exchNReqsX(1,bi,bj),
172       & mpiStatus ,       & mpiStatus ,
173       & mpiRc )       & mpiRc )
174  # endif /* ALLOW_AUTODIFF_OPENAD */  # endif /* ALLOW_AUTODIFF_OPENAD_AMPI */
175  #ifndef ALWAYS_USE_MPI  #ifndef ALWAYS_USE_MPI
176          ENDIF                          ENDIF                
177  #endif  #endif
# Line 183  C--   iii. Set data read flag + memory s Line 186  C--   iii. Set data read flag + memory s
186           theTag  = _tileTagRecvE(bi,bj)           theTag  = _tileTagRecvE(bi,bj)
187           theType = _MPI_TYPE_RX           theType = _MPI_TYPE_RX
188           theSize = sNy*exchWidthX*myNz           theSize = sNy*exchWidthX*myNz
189  # ifndef ALLOW_AUTODIFF_OPENAD  # ifndef ALLOW_AUTODIFF_OPENAD_AMPI
190           CALL MPI_Recv( eastRecvBuf_RX(1,eBl,bi,bj), theSize, theType,           CALL MPI_Recv( eastRecvBuf_RX(1,eBl,bi,bj), theSize, theType,
191       &                  theProc, theTag, MPI_COMM_MODEL,       &                  theProc, theTag, MPI_COMM_MODEL,
192       &                  mpiStatus, mpiRc )       &                  mpiStatus, mpiRc )
193  # else  # else
194             pReqI=exchNReqsX(1,bi,bj)+1
195           CALL ampi_recv_RX(           CALL ampi_recv_RX(
196       & eastRecvBuf_RX(1,eBl,bi,bj) ,       & eastRecvBuf_RX(1,eBl,bi,bj) ,
197       & theSize ,       & theSize ,
# Line 195  C--   iii. Set data read flag + memory s Line 199  C--   iii. Set data read flag + memory s
199       & theProc ,       & theProc ,
200       & theTag ,       & theTag ,
201       & MPI_COMM_MODEL ,       & MPI_COMM_MODEL ,
202         & exchReqIdX(pReqI,1,bi,bj),
203         & exchNReqsX(1,bi,bj),
204       & mpiStatus ,       & mpiStatus ,
205       & mpiRc )       & mpiRc )
206  # endif /* ALLOW_AUTODIFF_OPENAD */  # endif /* ALLOW_AUTODIFF_OPENAD_AMPI */
207  #ifndef ALWAYS_USE_MPI  #ifndef ALWAYS_USE_MPI
208          ENDIF                          ENDIF                
209  #endif  #endif
# Line 219  C        i.e. we only lock waiting for d Line 225  C        i.e. we only lock waiting for d
225           ebL = exchangeBufLevel(1,bi,bj)           ebL = exchangeBufLevel(1,bi,bj)
226           westCommMode = _tileCommModeW(bi,bj)           westCommMode = _tileCommModeW(bi,bj)
227           eastCommMode = _tileCommModeE(bi,bj)           eastCommMode = _tileCommModeE(bi,bj)
228  # ifndef ALLOW_AUTODIFF_OPENAD  # ifndef ALLOW_AUTODIFF_OPENAD_AMPI
229     10    CONTINUE     10    CONTINUE
230            CALL FOOL_THE_COMPILER( spinCount )            CALL FOOL_THE_COMPILER( spinCount )
231            spinCount = spinCount+1            spinCount = spinCount+1
# Line 230  C         ENDIF Line 236  C         ENDIF
236            IF ( westRecvAck(eBl,bi,bj) .EQ. 0 ) GOTO 10            IF ( westRecvAck(eBl,bi,bj) .EQ. 0 ) GOTO 10
237            IF ( eastRecvAck(eBl,bi,bj) .EQ. 0 ) GOTO 10            IF ( eastRecvAck(eBl,bi,bj) .EQ. 0 ) GOTO 10
238  # else  # else
239           do while ((westRecvAck(eBl,bi,bj) .EQ. 0.           do while ((westRecvAck(eBl,bi,bj) .EQ. 0.
240       &             .or.       &             .or.
241       &              eastRecvAck(eBl,bi,bj) .EQ. 0. ))       &              eastRecvAck(eBl,bi,bj) .EQ. 0. ))
242            CALL FOOL_THE_COMPILER( spinCount )            CALL FOOL_THE_COMPILER( spinCount )
243            spinCount = spinCount+1            spinCount = spinCount+1
244           end do           end do
245  # endif /* ALLOW_AUTODIFF_OPENAD */  # endif /* ALLOW_AUTODIFF_OPENAD_AMPI */
246  C        Clear outstanding requests  C        Clear outstanding requests
247           westRecvAck(eBl,bi,bj) = 0           westRecvAck(eBl,bi,bj) = 0
248           eastRecvAck(eBl,bi,bj) = 0           eastRecvAck(eBl,bi,bj) = 0
# Line 246  C        Clear outstanding requests Line 252  C        Clear outstanding requests
252  #ifndef ALWAYS_USE_MPI  #ifndef ALWAYS_USE_MPI
253           IF ( usingMPI ) THEN           IF ( usingMPI ) THEN
254  #endif  #endif
255  # ifndef ALLOW_AUTODIFF_OPENAD  # ifndef ALLOW_AUTODIFF_OPENAD_AMPI
256            CALL MPI_Waitall( exchNReqsX(1,bi,bj), exchReqIdX(1,1,bi,bj),            CALL MPI_Waitall( exchNReqsX(1,bi,bj), exchReqIdX(1,1,bi,bj),
257       &                      mpiStatus, mpiRC )       &                      mpiStatus, mpiRC )
258  # else  # else
# Line 255  C        Clear outstanding requests Line 261  C        Clear outstanding requests
261       & exchReqIdX(1,1,bi,bj),       & exchReqIdX(1,1,bi,bj),
262       & mpiStatus,       & mpiStatus,
263       & mpiRC )       & mpiRC )
264  # endif /* ALLOW_AUTODIFF_OPENAD */  # endif /* ALLOW_AUTODIFF_OPENAD_AMPI */
265  #ifndef ALWAYS_USE_MPI  #ifndef ALWAYS_USE_MPI
266          ENDIF                          ENDIF                
267  #endif  #endif
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