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C $Name$ |
C $Name$ |
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#include "CPP_EEOPTIONS.h" |
#include "CPP_EEOPTIONS.h" |
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CBOP |
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C !ROUTINE: EXCH_RX_RECV_GET_X |
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C !INTERFACE: |
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SUBROUTINE EXCH_RX_RECV_GET_X( array, |
SUBROUTINE EXCH_RX_RECV_GET_X( array, |
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I myOLw, myOLe, myOLs, myOLn, myNz, |
I myOLw, myOLe, myOLs, myOLn, myNz, |
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I exchWidthX, exchWidthY, |
I exchWidthX, exchWidthY, |
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I theSimulationMode, theCornerMode, myThid ) |
I theSimulationMode, theCornerMode, myThid ) |
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C /==========================================================\ |
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C | SUBROUTINE RECV_RX_GET_X | |
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C | o "Send" or "put" X edges for RX array. | |
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C |==========================================================| |
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C | Routine that invokes actual message passing send or | |
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C | direct "put" of data to update X faces of an XY[R] array.| |
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C \==========================================================/ |
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IMPLICIT NONE |
IMPLICIT NONE |
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C !DESCRIPTION: |
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C *==========================================================* |
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C | SUBROUTINE RECV_RX_GET_X |
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C | o "Send" or "put" X edges for RX array. |
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C *==========================================================* |
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C | Routine that invokes actual message passing send or |
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C | direct "put" of data to update X faces of an XY[R] array. |
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C *==========================================================* |
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C !USES: |
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C == Global variables == |
C == Global variables == |
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#include "SIZE.h" |
#include "SIZE.h" |
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#include "EEPARAMS.h" |
#include "EEPARAMS.h" |
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#include "EESUPPORT.h" |
#include "EESUPPORT.h" |
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#include "EXCH.h" |
#include "EXCH.h" |
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C !INPUT/OUTPUT PARAMETERS: |
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C == Routine arguments == |
C == Routine arguments == |
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C array - Array with edges to exchange. |
C array :: Array with edges to exchange. |
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C myOLw - West, East, North and South overlap region sizes. |
C myOLw :: West, East, North and South overlap region sizes. |
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C myOLe |
C myOLe |
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C myOLn |
C myOLn |
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C myOLs |
C myOLs |
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C exchWidthX - Width of data region exchanged. |
C exchWidthX :: Width of data region exchanged. |
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C exchWidthY |
C exchWidthY |
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C theSimulationMode - Forward or reverse mode exchange ( provides |
C theSimulationMode :: Forward or reverse mode exchange ( provides |
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C support for adjoint integration of code. ) |
C support for adjoint integration of code. ) |
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C theCornerMode - Flag indicating whether corner updates are |
C theCornerMode :: Flag indicating whether corner updates are |
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C needed. |
C needed. |
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C myThid - Thread number of this instance of S/R EXCH... |
C myThid :: Thread number of this instance of S/R EXCH... |
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C eBl - Edge buffer level |
C eBl :: Edge buffer level |
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INTEGER myOLw |
INTEGER myOLw |
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INTEGER myOLe |
INTEGER myOLe |
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INTEGER myOLs |
INTEGER myOLs |
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INTEGER theSimulationMode |
INTEGER theSimulationMode |
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INTEGER theCornerMode |
INTEGER theCornerMode |
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INTEGER myThid |
INTEGER myThid |
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CEndOfInterface |
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C !LOCAL VARIABLES: |
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C == Local variables == |
C == Local variables == |
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C I, J, K, iMin, iMax, iB - Loop counters and extents |
C I, J, K, iMin, iMax, iB :: Loop counters and extents |
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C bi, bj |
C bi, bj |
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C biW, bjW - West tile indices |
C biW, bjW :: West tile indices |
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C biE, bjE - East tile indices |
C biE, bjE :: East tile indices |
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C eBl - Current exchange buffer level |
C eBl :: Current exchange buffer level |
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C theProc, theTag, theType, - Variables used in message building |
C theProc, theTag, theType, :: Variables used in message building |
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C theSize |
C theSize |
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C westCommMode - Working variables holding type |
C westCommMode :: Working variables holding type |
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C eastCommMode of communication a particular |
C eastCommMode of communication a particular |
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C tile face uses. |
C tile face uses. |
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INTEGER I, J, K, iMin, iMax, iB, iB0 |
INTEGER I, J, K, iMin, iMax, iB, iB0 |
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INTEGER bi, bj, biW, bjW, biE, bjE |
INTEGER bi, bj, biW, bjW, biE, bjE |
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INTEGER eBl |
INTEGER eBl |
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INTEGER theProc, theTag, theType, theSize |
INTEGER theProc, theTag, theType, theSize |
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INTEGER mpiStatus(MPI_STATUS_SIZE,4), mpiRc |
INTEGER mpiStatus(MPI_STATUS_SIZE,4), mpiRc |
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#endif |
#endif |
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CEOP |
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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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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 |
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#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 don't support concurrent comms from |
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C several threads. |
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IF ( nThreads .GT. 1 ) THEN |
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_BARRIER |
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_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 |
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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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C-- Under a "put" scenario we |
C-- Under a "put" scenario we |
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C-- i. set completetion signal for buffer we put into. |
C-- i. set completetion signal for buffer we put into. |
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#endif |
#endif |
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theProc = tilePidW(bi,bj) |
theProc = tilePidW(bi,bj) |
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theTag = _tileTagRecvW(bi,bj) |
theTag = _tileTagRecvW(bi,bj) |
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theType = MPI_DOUBLE_PRECISION |
theType = _MPI_TYPE_RX |
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theSize = sNy*exchWidthX*myNz |
theSize = sNy*exchWidthX*myNz |
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# ifndef ALLOW_AUTODIFF_OPENAD |
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CALL MPI_Recv( westRecvBuf_RX(1,eBl,bi,bj), theSize, theType, |
CALL MPI_Recv( westRecvBuf_RX(1,eBl,bi,bj), theSize, theType, |
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& theProc, theTag, MPI_COMM_MODEL, |
& theProc, theTag, MPI_COMM_MODEL, |
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& mpiStatus, mpiRc ) |
& mpiStatus, mpiRc ) |
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# else |
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CALL ampi_recv_RX( |
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& westRecvBuf_RX(1,eBl,bi,bj) , |
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& theSize , |
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& theType , |
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& theProc , |
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& theTag , |
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& MPI_COMM_MODEL , |
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& exchReqIdX(exchNReqsX(1,bi,bj)+1,1,bi,bj), |
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& exchNReqsX(1,bi,bj), |
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& mpiStatus , |
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& mpiRc ) |
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# endif /* ALLOW_AUTODIFF_OPENAD */ |
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#ifndef ALWAYS_USE_MPI |
#ifndef ALWAYS_USE_MPI |
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ENDIF |
ENDIF |
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#endif |
#endif |
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#endif |
#endif |
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theProc = tilePidE(bi,bj) |
theProc = tilePidE(bi,bj) |
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theTag = _tileTagRecvE(bi,bj) |
theTag = _tileTagRecvE(bi,bj) |
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theType = MPI_DOUBLE_PRECISION |
theType = _MPI_TYPE_RX |
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theSize = sNy*exchWidthX*myNz |
theSize = sNy*exchWidthX*myNz |
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# ifndef ALLOW_AUTODIFF_OPENAD |
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CALL MPI_Recv( eastRecvBuf_RX(1,eBl,bi,bj), theSize, theType, |
CALL MPI_Recv( eastRecvBuf_RX(1,eBl,bi,bj), theSize, theType, |
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& theProc, theTag, MPI_COMM_MODEL, |
& theProc, theTag, MPI_COMM_MODEL, |
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& mpiStatus, mpiRc ) |
& mpiStatus, mpiRc ) |
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# else |
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CALL ampi_recv_RX( |
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& eastRecvBuf_RX(1,eBl,bi,bj) , |
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& theSize , |
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& theType , |
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& theProc , |
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& theTag , |
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& MPI_COMM_MODEL , |
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& exchReqIdX(exchNReqsX(1,bi,bj)+1,1,bi,bj), |
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& exchNReqsX(1,bi,bj), |
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& mpiStatus , |
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& mpiRc ) |
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# endif /* ALLOW_AUTODIFF_OPENAD */ |
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#ifndef ALWAYS_USE_MPI |
#ifndef ALWAYS_USE_MPI |
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ENDIF |
ENDIF |
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#endif |
#endif |
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ebL = exchangeBufLevel(1,bi,bj) |
ebL = exchangeBufLevel(1,bi,bj) |
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westCommMode = _tileCommModeW(bi,bj) |
westCommMode = _tileCommModeW(bi,bj) |
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eastCommMode = _tileCommModeE(bi,bj) |
eastCommMode = _tileCommModeE(bi,bj) |
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# ifndef ALLOW_AUTODIFF_OPENAD |
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10 CONTINUE |
10 CONTINUE |
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CALL FOOL_THE_COMPILER |
CALL FOOL_THE_COMPILER( spinCount ) |
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spinCount = spinCount+1 |
spinCount = spinCount+1 |
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C IF ( myThid .EQ. 1 .AND. spinCount .GT. _EXCH_SPIN_LIMIT ) THEN |
C IF ( myThid .EQ. 1 .AND. spinCount .GT. _EXCH_SPIN_LIMIT ) THEN |
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C WRITE(*,*) ' eBl = ', ebl |
C WRITE(*,*) ' eBl = ', ebl |
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C STOP ' S/R EXCH_RECV_GET_X: spinCount .GT. _EXCH_SPIN_LIMIT' |
C STOP ' S/R EXCH_RECV_GET_X: spinCount .GT. _EXCH_SPIN_LIMIT' |
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C ENDIF |
C ENDIF |
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IF ( westRecvAck(eBl,bi,bj) .EQ. 0. ) GOTO 10 |
IF ( westRecvAck(eBl,bi,bj) .EQ. 0 ) GOTO 10 |
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IF ( eastRecvAck(eBl,bi,bj) .EQ. 0. ) GOTO 10 |
IF ( eastRecvAck(eBl,bi,bj) .EQ. 0 ) GOTO 10 |
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# else |
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do while ((westRecvAck(eBl,bi,bj) .EQ. 0. |
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& .or. |
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& eastRecvAck(eBl,bi,bj) .EQ. 0. )) |
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CALL FOOL_THE_COMPILER( spinCount ) |
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spinCount = spinCount+1 |
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end do |
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# endif /* ALLOW_AUTODIFF_OPENAD */ |
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C Clear outstanding requests |
C Clear outstanding requests |
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westRecvAck(eBl,bi,bj) = 0. |
westRecvAck(eBl,bi,bj) = 0 |
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eastRecvAck(eBl,bi,bj) = 0. |
eastRecvAck(eBl,bi,bj) = 0 |
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IF ( exchNReqsX(1,bi,bj) .GT. 0 ) THEN |
IF ( exchNReqsX(1,bi,bj) .GT. 0 ) THEN |
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#ifdef ALLOW_USE_MPI |
#ifdef ALLOW_USE_MPI |
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#ifndef ALWAYS_USE_MPI |
#ifndef ALWAYS_USE_MPI |
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IF ( usingMPI ) THEN |
IF ( usingMPI ) THEN |
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#endif |
#endif |
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# ifndef ALLOW_AUTODIFF_OPENAD |
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CALL MPI_Waitall( exchNReqsX(1,bi,bj), exchReqIdX(1,1,bi,bj), |
CALL MPI_Waitall( exchNReqsX(1,bi,bj), exchReqIdX(1,1,bi,bj), |
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& mpiStatus, mpiRC ) |
& mpiStatus, mpiRC ) |
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# else |
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CALL ampi_waitall( |
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& exchNReqsX(1,bi,bj), |
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& exchReqIdX(1,1,bi,bj), |
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& mpiStatus, |
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& mpiRC ) |
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# endif /* ALLOW_AUTODIFF_OPENAD */ |
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#ifndef ALWAYS_USE_MPI |
#ifndef ALWAYS_USE_MPI |
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ENDIF |
ENDIF |
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#endif |
#endif |
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ENDDO |
ENDDO |
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ENDDO |
ENDDO |
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_BARRIER |
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IF ( doingSingleThreadedComms ) THEN |
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C Restore saved settings that were stored to allow |
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C single thred comms. |
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_BEGIN_MASTER(myThid) |
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DO I=1,nThreads |
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myBxLo(I) = myBxLoSave(I) |
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myBxHi(I) = myBxHiSave(I) |
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myByLo(I) = myByLoSave(I) |
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myByHi(I) = myByHiSave(I) |
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ENDDO |
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_END_MASTER(myThid) |
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ENDIF |
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_BARRIER |
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RETURN |
RETURN |
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END |
END |