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#include <hpcc.h>
#include "RandomAccess.h"
/* Verification phase: local buckets to sort into */
#define BUCKET_SIZE 1024
#define SLOT_CNT 1
#define FIRST_SLOT 2
void
HPCC_Power2NodesMPIRandomAccessCheck_LCG(HPCC_RandomAccess_tabparams_t tparams, s64Int *NumErrors) {
u64Int Ran, RanTmp;
s64Int NextSlot, WhichPe, PeBucketBase, SendCnt, errors, *PeCheckDone, il;
int i, j, n;
int LocalAllDone = HPCC_FALSE;
int sAbort, rAbort;
u64Int *LocalBuckets, *GlobalBuckets; /* buckets used in verification phase */
LocalBuckets = XMALLOC( u64Int, (tparams.NumProcs*(BUCKET_SIZE+FIRST_SLOT)));
sAbort = 0; if (! LocalBuckets) sAbort = 1;
MPI_Allreduce( &sAbort, &rAbort, 1, MPI_INT, MPI_SUM, MPI_COMM_WORLD );
if (rAbort > 0) {
if (tparams.MyProc == 0) fprintf(stderr, "Failed to allocate memory for local buckets.\n");
goto failed_localbuckets;
}
GlobalBuckets = XMALLOC( u64Int, (tparams.NumProcs*(BUCKET_SIZE+FIRST_SLOT)));
sAbort = 0; if (! GlobalBuckets) sAbort = 1;
MPI_Allreduce( &sAbort, &rAbort, 1, MPI_INT, MPI_SUM, MPI_COMM_WORLD );
if (rAbort > 0) {
if (tparams.MyProc == 0) fprintf(stderr, "Failed to allocate memory for global buckets.\n");
goto failed_globalbuckets;
}
SendCnt = tparams.ProcNumUpdates; /* SendCnt = 4 * LocalTableSize; */
Ran = HPCC_starts_LCG(4 * tparams.GlobalStartMyProc);
PeCheckDone = XMALLOC ( s64Int, tparams.NumProcs);
for (i=0; i<tparams.NumProcs; i++)
PeCheckDone[i] = HPCC_FALSE;
while(LocalAllDone == HPCC_FALSE){
if (SendCnt > 0) {
/* Initalize local buckets */
for (i=0; i<tparams.NumProcs; i++){
PeBucketBase = i * (BUCKET_SIZE+FIRST_SLOT);
LocalBuckets[PeBucketBase+SLOT_CNT] = FIRST_SLOT;
LocalBuckets[PeBucketBase+HPCC_DONE] = HPCC_FALSE;
}
/* Fill local buckets until one is full or out of data */
NextSlot = FIRST_SLOT;
while(NextSlot != (BUCKET_SIZE+FIRST_SLOT) && SendCnt>0 ) {
Ran = LCG_MUL64 * Ran + LCG_ADD64;
WhichPe = (Ran >> (64 - tparams.logNumProcs)) & (tparams.NumProcs - 1);
PeBucketBase = WhichPe * (BUCKET_SIZE+FIRST_SLOT);
NextSlot = LocalBuckets[PeBucketBase+SLOT_CNT];
LocalBuckets[PeBucketBase+NextSlot] = Ran;
LocalBuckets[PeBucketBase+SLOT_CNT] = ++NextSlot;
SendCnt--;
}
if (SendCnt == 0)
for (i=0; i<tparams.NumProcs; i++)
LocalBuckets[i*(BUCKET_SIZE+FIRST_SLOT)+HPCC_DONE] = HPCC_TRUE;
} /* End of sending loop */
MPI_Barrier(MPI_COMM_WORLD);
LocalAllDone = HPCC_TRUE;
/* Now move all the buckets to the appropriate pe */
MPI_Alltoall(LocalBuckets, (BUCKET_SIZE+FIRST_SLOT), tparams.dtype64,
GlobalBuckets, (BUCKET_SIZE+FIRST_SLOT), tparams.dtype64,
MPI_COMM_WORLD);
for (i = 0; i < tparams.NumProcs; i ++) {
if(PeCheckDone[i] == HPCC_FALSE) {
PeBucketBase = i * (BUCKET_SIZE+FIRST_SLOT);
PeCheckDone[i] = GlobalBuckets[PeBucketBase+HPCC_DONE];
n = (int)(GlobalBuckets[PeBucketBase+SLOT_CNT]);
for (j = FIRST_SLOT; j < n; ++j) {
RanTmp = GlobalBuckets[PeBucketBase+j];
HPCC_Table[(RanTmp >> (64 - tparams.logTableSize)) & (tparams.LocalTableSize-1)] ^= RanTmp;
}
LocalAllDone &= PeCheckDone[i];
}
}
}
errors = 0;
for (il=0; il < tparams.LocalTableSize; il++)
if (HPCC_Table[il] != il + tparams.GlobalStartMyProc)
errors++;
*NumErrors = errors;
free( PeCheckDone );
free( GlobalBuckets );
failed_globalbuckets:
free( LocalBuckets );
failed_localbuckets:
return;
}
void
HPCC_AnyNodesMPIRandomAccessCheck_LCG(HPCC_RandomAccess_tabparams_t tparams, s64Int *NumErrors) {
u64Int Ran, RanTmp;
s64Int WhichPe, LocalOffset, NextSlot, PeBucketBase, SendCnt, errors, *PeCheckDone, il;
u64Int GlobalOffset;
int i, j, n;
int LocalAllDone = HPCC_FALSE;
int sAbort, rAbort;
u64Int *LocalBuckets, *GlobalBuckets; /* buckets used in verification phase */
LocalBuckets = XMALLOC( u64Int, (tparams.NumProcs*(BUCKET_SIZE+FIRST_SLOT)));
sAbort = 0; if (! LocalBuckets) sAbort = 1;
MPI_Allreduce( &sAbort, &rAbort, 1, MPI_INT, MPI_SUM, MPI_COMM_WORLD );
if (rAbort > 0) {
if (tparams.MyProc == 0) fprintf(stderr, "Failed to allocate memory for local buckets.\n");
goto failed_localbuckets;
}
GlobalBuckets = XMALLOC( u64Int, (tparams.NumProcs*(BUCKET_SIZE+FIRST_SLOT)));
sAbort = 0; if (! GlobalBuckets) sAbort = 1;
MPI_Allreduce( &sAbort, &rAbort, 1, MPI_INT, MPI_SUM, MPI_COMM_WORLD );
if (rAbort > 0) {
if (tparams.MyProc == 0) fprintf(stderr, "Failed to allocate memory for global buckets.\n");
goto failed_globalbuckets;
}
SendCnt = tparams.ProcNumUpdates; /* SendCnt = 4 * LocalTableSize; */
Ran = HPCC_starts_LCG(4 * tparams.GlobalStartMyProc);
PeCheckDone = XMALLOC (s64Int, tparams.NumProcs);
for (i=0; i<tparams.NumProcs; i++)
PeCheckDone[i] = HPCC_FALSE;
while(LocalAllDone == HPCC_FALSE){
if (SendCnt > 0) {
/* Initalize local buckets */
for (i=0; i<tparams.NumProcs; i++){
PeBucketBase = i * (BUCKET_SIZE+FIRST_SLOT);
LocalBuckets[PeBucketBase+SLOT_CNT] = FIRST_SLOT;
LocalBuckets[PeBucketBase+HPCC_DONE] = HPCC_FALSE;
}
/* Fill local buckets until one is full or out of data */
NextSlot = FIRST_SLOT;
while(NextSlot != (BUCKET_SIZE+FIRST_SLOT) && SendCnt>0 ) {
Ran = LCG_MUL64 * Ran + LCG_ADD64;
GlobalOffset = Ran >> (64 - tparams.logTableSize);
if ( GlobalOffset < tparams.Top)
WhichPe = ( GlobalOffset / (tparams.MinLocalTableSize + 1) );
else
WhichPe = ( (GlobalOffset - tparams.Remainder) / tparams.MinLocalTableSize );
PeBucketBase = WhichPe * (BUCKET_SIZE+FIRST_SLOT);
NextSlot = LocalBuckets[PeBucketBase+SLOT_CNT];
LocalBuckets[PeBucketBase+NextSlot] = Ran;
LocalBuckets[PeBucketBase+SLOT_CNT] = ++NextSlot;
SendCnt--;
}
if (SendCnt == 0)
for (i=0; i<tparams.NumProcs; i++)
LocalBuckets[i*(BUCKET_SIZE+FIRST_SLOT)+HPCC_DONE] = HPCC_TRUE;
} /* End of sending loop */
MPI_Barrier(MPI_COMM_WORLD);
LocalAllDone = HPCC_TRUE;
/* Now move all the buckets to the appropriate pe*/
MPI_Alltoall(LocalBuckets, (BUCKET_SIZE+FIRST_SLOT), tparams.dtype64,
GlobalBuckets, (BUCKET_SIZE+FIRST_SLOT), tparams.dtype64,
MPI_COMM_WORLD);
for (i = 0; i < tparams.NumProcs; i ++) {
if(PeCheckDone[i] == HPCC_FALSE) {
PeBucketBase = i * (BUCKET_SIZE+FIRST_SLOT);
PeCheckDone[i] = GlobalBuckets[PeBucketBase+HPCC_DONE];
n = (int)(GlobalBuckets[PeBucketBase+SLOT_CNT]);
for (j = FIRST_SLOT; j < n; ++j) {
RanTmp = GlobalBuckets[PeBucketBase+j];
GlobalOffset = RanTmp >> (64 - tparams.logTableSize);
LocalOffset = GlobalOffset - tparams.GlobalStartMyProc;
HPCC_Table[LocalOffset] ^= RanTmp;
}
LocalAllDone &= PeCheckDone[i];
}
}
} /* no more local data */
errors = 0;
for (il=0; il < tparams.LocalTableSize; il++)
if (HPCC_Table[il] != il + tparams.GlobalStartMyProc)
errors++;
*NumErrors = errors;
free( PeCheckDone );
free( GlobalBuckets );
failed_globalbuckets:
free( LocalBuckets );
failed_localbuckets:
return;
}
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