| 1 |
C $Header: $ |
| 2 |
C $Name: $ |
| 3 |
|
| 4 |
#include "CPP_OPTIONS.h" |
| 5 |
|
| 6 |
SUBROUTINE EXCH2_SEND_RX1 ( |
| 7 |
I tIlo, tIhi, tiStride, |
| 8 |
I tJlo, tJhi, tjStride, |
| 9 |
I tKlo, tKhi, tkStride, |
| 10 |
I thisTile, nN, |
| 11 |
I e2Bufr1_RX, e2BufrRecSize, |
| 12 |
I array, |
| 13 |
I i1Lo, i1Hi, j1Lo, j1Hi, k1Lo, k1Hi, |
| 14 |
O e2_msgHandle, |
| 15 |
I commSetting, myThid ) |
| 16 |
|
| 17 |
IMPLICIT NONE |
| 18 |
|
| 19 |
C |
| 20 |
#include "W2_OPTIONS.h" |
| 21 |
#include "W2_EXCH2_TOPOLOGY.h" |
| 22 |
|
| 23 |
#include "EEPARAMS.h" |
| 24 |
CHARACTER*(MAX_LEN_MBUF) messageBuffer |
| 25 |
C |
| 26 |
C === Routine arguments === |
| 27 |
INTEGER tILo, tIHi, tiStride |
| 28 |
INTEGER tJLo, tJHi, tjStride |
| 29 |
INTEGER tKLo, tKHi, tkStride |
| 30 |
INTEGER i1Lo, i1Hi, j1Lo, j1Hi, k1Lo, k1Hi |
| 31 |
INTEGER thisTile, nN |
| 32 |
INTEGER e2BufrRecSize |
| 33 |
_RX e2Bufr1_RX( e2BufrRecSize ) |
| 34 |
_RX array(i1Lo:i1Hi,j1Lo:j1Hi,k1Lo:k1Hi) |
| 35 |
INTEGER e2_msgHandle(1) |
| 36 |
INTEGER myThid |
| 37 |
CHARACTER commSetting |
| 38 |
|
| 39 |
C == Local variables == |
| 40 |
C itl, jtl, ktl :: Loop counters |
| 41 |
C :: itl etc... target local |
| 42 |
C :: itc etc... target canonical |
| 43 |
C :: isl etc... source local |
| 44 |
C :: isc etc... source canonical |
| 45 |
INTEGER itl, jtl, ktl |
| 46 |
INTEGER itc, jtc, ktc |
| 47 |
INTEGER isc, jsc, ksc |
| 48 |
INTEGER isl, jsl, ksl |
| 49 |
C tt :: Target tile |
| 50 |
C itb, jtb :: Target local to canonical offsets |
| 51 |
C |
| 52 |
INTEGER tt |
| 53 |
INTEGER itb, jtb |
| 54 |
INTEGER isb, jsb |
| 55 |
INTEGER pi(2), pj(2), oi, oj |
| 56 |
INTEGER iBufr |
| 57 |
|
| 58 |
C MPI setup |
| 59 |
#include "SIZE.h" |
| 60 |
#include "EESUPPORT.h" |
| 61 |
INTEGER theTag, theType, theHandle |
| 62 |
INTEGER sProc, tProc, mpiRc |
| 63 |
|
| 64 |
IF ( commSetting .EQ. 'P' ) THEN |
| 65 |
C Need to check that buffer synchronisation token is decremented |
| 66 |
C before filling buffer. |
| 67 |
ENDIF |
| 68 |
|
| 69 |
tt=exch2_neighbourId(nN, thisTile ) |
| 70 |
itb=exch2_tbasex(tt) |
| 71 |
jtb=exch2_tbasey(tt) |
| 72 |
isb=exch2_tbasex(thisTile) |
| 73 |
jsb=exch2_tbasey(thisTile) |
| 74 |
pi(1)=exch2_pi(1,nN,thisTile) |
| 75 |
pi(2)=exch2_pi(2,nN,thisTile) |
| 76 |
pj(1)=exch2_pj(1,nN,thisTile) |
| 77 |
pj(2)=exch2_pj(2,nN,thisTile) |
| 78 |
oi=exch2_oi(nN,thisTile) |
| 79 |
oj=exch2_oj(nN,thisTile) |
| 80 |
iBufr=0 |
| 81 |
#ifdef W2_E2_DEBUG_ON |
| 82 |
WRITE(messageBuffer,'(A,I4,A,I4)') 'EXCH2_SEND_RX1 sourceTile= ', |
| 83 |
& thisTile, |
| 84 |
& 'targetTile= ',tt |
| 85 |
CALL PRINT_MESSAGE(messageBuffer, |
| 86 |
I standardMessageUnit,SQUEEZE_BOTH, |
| 87 |
I myThid) |
| 88 |
#endif /* W2_E2_DEBUG_ON */ |
| 89 |
DO ktl=tKlo,tKhi,tKStride |
| 90 |
DO jtl=tJLo, tJHi, tjStride |
| 91 |
DO itl=tILo, tIHi, tiStride |
| 92 |
iBufr=iBufr+1 |
| 93 |
itc=itl+itb |
| 94 |
jtc=jtl+jtb |
| 95 |
isc=pi(1)*itc+pi(2)*jtc+oi |
| 96 |
jsc=pj(1)*itc+pj(2)*jtc+oj |
| 97 |
isl=isc-isb |
| 98 |
jsl=jsc-jsb |
| 99 |
e2Bufr1_RX(iBufr)=array(isl,jsl,ktl) |
| 100 |
#ifdef W2_E2_DEBUG_ON |
| 101 |
WRITE(messageBuffer,'(A,2I4)') |
| 102 |
& 'EXCH2_SEND_RX1 target t(itl,jtl) = ', itl, jtl |
| 103 |
CALL PRINT_MESSAGE(messageBuffer, |
| 104 |
I standardMessageUnit,SQUEEZE_RIGHT, |
| 105 |
I myThid) |
| 106 |
WRITE(messageBuffer,'(A,2I4)') |
| 107 |
& ' source (isl,jsl) = ', isl, jsl |
| 108 |
CALL PRINT_MESSAGE(messageBuffer, |
| 109 |
I standardMessageUnit,SQUEEZE_RIGHT, |
| 110 |
I myThid) |
| 111 |
IF ( isl .LT. i1Lo .OR. isl .GT. i1Hi ) THEN |
| 112 |
WRITE(messageBuffer,'(A,2I4)') |
| 113 |
& ' *** isl is out of bounds' |
| 114 |
CALL PRINT_MESSAGE(messageBuffer, |
| 115 |
I standardMessageUnit,SQUEEZE_RIGHT, |
| 116 |
I myThid) |
| 117 |
ENDIF |
| 118 |
IF ( jsl .LT. j1Lo .OR. jsl .GT. j1Hi ) THEN |
| 119 |
WRITE(messageBuffer,'(A,2I4)') |
| 120 |
& ' *** jsl is out of bounds' |
| 121 |
CALL PRINT_MESSAGE(messageBuffer, |
| 122 |
I standardMessageUnit,SQUEEZE_RIGHT, |
| 123 |
I myThid) |
| 124 |
ENDIF |
| 125 |
#endif /* W2_E2_DEBUG_ON */ |
| 126 |
#ifdef W2_USE_E2_SAFEMODE |
| 127 |
IF ( iBufr .GT. e2BufrRecSize ) THEN |
| 128 |
C Ran off end of buffer. This should not happen |
| 129 |
STOP 'EXCH2_SEND_RX1:: E2BUFR LIMIT EXCEEDED' |
| 130 |
ENDIF |
| 131 |
IF ( isl .LT. i1Lo .OR. isl .GT. i1Hi ) THEN |
| 132 |
C Forward mode send getting from points outside of the |
| 133 |
C tiles exclusive domain bounds in X. This should not happen |
| 134 |
STOP 'EXCH2_SEND_RX1:: ISL OUTSIDE TILE EXCLUSIVE DOMAIN' |
| 135 |
ENDIF |
| 136 |
IF ( jsl .LT. j1Lo .OR. jsl .GT. j1Hi ) THEN |
| 137 |
C Forward mode send getting from points outside of the |
| 138 |
C tiles exclusive domain bounds in Y. This should not happen |
| 139 |
STOP 'EXCH2_SEND_RX1:: JSL OUTSIDE TILE EXCLUSIVE DOMAIN' |
| 140 |
ENDIF |
| 141 |
#endif /* W2_USE_E2_SAFEMODE */ |
| 142 |
ENDDO |
| 143 |
ENDDO |
| 144 |
ENDDO |
| 145 |
|
| 146 |
C Do data transport depending on communication mechanism between source and target tile |
| 147 |
IF ( commSetting .EQ. 'P' ) THEN |
| 148 |
C Need to set data ready assertion (increment buffer synchronisation token) |
| 149 |
C for multithreaded mode, for now do nothing i.e. assume only one thread per process. |
| 150 |
ELSEIF ( commSetting .EQ. 'M' ) THEN |
| 151 |
#ifdef ALLOW_USE_MPI |
| 152 |
C Setup MPI stuff here |
| 153 |
theTag = (thisTile-1)*MAX_NEIGHBOURS + nN |
| 154 |
& + 10000*( |
| 155 |
& (tt-1)*MAX_NEIGHBOURS + nN |
| 156 |
& ) |
| 157 |
tProc = exch2_tProc(tt)-1 |
| 158 |
sProc = exch2_tProc(thisTile)-1 |
| 159 |
theType = MPI_REAL8 |
| 160 |
#ifdef W2_E2_DEBUG_ON |
| 161 |
WRITE(messageBuffer,'(A,I4,A,I4,A)') ' SEND FROM TILE=', thisTile, |
| 162 |
& ' (proc = ',sProc,')' |
| 163 |
CALL PRINT_MESSAGE(messageBuffer, |
| 164 |
I standardMessageUnit,SQUEEZE_RIGHT, |
| 165 |
I myThid) |
| 166 |
WRITE(messageBuffer,'(A,I4,A,I4,A)') ' TO TILE=', tt, |
| 167 |
& ' (proc = ',tProc,')' |
| 168 |
CALL PRINT_MESSAGE(messageBuffer, |
| 169 |
I standardMessageUnit,SQUEEZE_RIGHT, |
| 170 |
I myThid) |
| 171 |
WRITE(messageBuffer,'(A,I10)') ' TAG=', theTag |
| 172 |
CALL PRINT_MESSAGE(messageBuffer, |
| 173 |
I standardMessageUnit,SQUEEZE_RIGHT, |
| 174 |
I myThid) |
| 175 |
WRITE(messageBuffer,'(A,I4)') ' NEL=', iBufr |
| 176 |
CALL PRINT_MESSAGE(messageBuffer, |
| 177 |
I standardMessageUnit,SQUEEZE_RIGHT, |
| 178 |
I myThid) |
| 179 |
#endif /* W2_E2_DEBUG_ON */ |
| 180 |
CALL MPI_Isend( e2Bufr1_RX, iBufr, theType, |
| 181 |
I tProc, theTag, MPI_COMM_MODEL, |
| 182 |
O theHandle, mpiRc ) |
| 183 |
C Store MPI_Wait token in messageHandle. |
| 184 |
e2_msgHandle(1) = theHandle |
| 185 |
#endif |
| 186 |
ELSE |
| 187 |
STOP 'EXCH2_SEND_RX1:: commSetting VALUE IS INVALID' |
| 188 |
ENDIF |
| 189 |
|
| 190 |
RETURN |
| 191 |
END |
| 192 |
|
| 193 |
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
| 194 |
|
| 195 |
CEH3 ;;; Local Variables: *** |
| 196 |
CEH3 ;;; mode:fortran *** |
| 197 |
CEH3 ;;; End: *** |
Parent Directory
| 
Revision Log
| 
Revision Graph