int
main(int argc, char* argv[])
{
int c, i, mype, num_pes, tests, passed;
char *pgm;
shmem_init();
mype = shmem_my_pe();
num_pes = shmem_n_pes();
if ((pgm=strrchr(argv[0],'/')))
pgm++;
else
pgm = argv[0];
while((c=getopt(argc,argv,"ampsSoxhv")) != -1) {
switch(c) {
case 'a':
And++; // do not run and_to_all
break;
case 'm':
Min++; // do not run min_to_all
break;
case 'o':
Or++; // do not run or_to_all
break;
case 'p':
Prod++; // do not run prod_to_all
break;
case 's':
Sum++; // do not run sum_to_all
break;
case 'x':
Xor++; // do not run xor_to_all
break;
case 'S':
Serialize++;
break;
case 'v':
Verbose++;
break;
case 'h':
default:
Rfprintf(stderr,"usage: %s {-v(verbose)|h(help)}\n",pgm);
shmem_finalize();
return 1;
}
}
for (i = 0; i < SHMEM_REDUCE_SYNC_SIZE; i++) {
pSync[i] = SHMEM_SYNC_VALUE;
pSync1[i] = SHMEM_SYNC_VALUE;
}
tests = passed = 0;
shmem_barrier_all();
passed += max_to_all(mype, num_pes);
tests++;
if (!Min) {
passed += min_to_all(mype, num_pes);
tests++;
}
if (!Sum) {
passed += sum_to_all(mype, num_pes);
tests++;
}
if (!And) {
passed += and_to_all(mype, num_pes);
tests++;
}
if (!Prod) {
passed += prod_to_all(mype, num_pes);
tests++;
}
if (!Or) {
passed += or_to_all(mype, num_pes);
tests++;
}
if (!Xor) {
passed += xor_to_all(mype, num_pes);
tests++;
}
c = 0;
if (mype == 0) {
if ((Verbose || tests != passed))
fprintf(stderr,"to_all[%d] %d of %d tests passed\n",
mype,passed,tests);
c = (tests == passed ? 0 : 1);
}
shmem_finalize();
return c;
}
int
main(int argc, char* argv[])
{
int c, j, loops, k, l;
int my_pe, nProcs, nWorkers;
int nWords=1;
int failures=0;
char *prog_name;
long *wp,work_sz;
for(j=0; j < SHMEM_BARRIER_SYNC_SIZE; j++) {
pSync0[j] = pSync1[j] = pSync2[j] = pSync3[j] =
pSync4[j] = SHMEM_SYNC_VALUE;
}
shmem_init();
my_pe = shmem_my_pe();
nProcs = shmem_n_pes();
nWorkers = nProcs - 1;
if (nProcs == 1) {
Rfprintf(stderr,
"ERR - Requires > 1 PEs\n");
shmem_finalize();
return 0;
}
for(j=0; j < nProcs; j++)
if ( shmem_pe_accessible(j) != 1 ) {
fprintf(stderr,
"ERR - pe %d not accessible from pe %d\n",
j, my_pe);
}
prog_name = strrchr(argv[0],'/');
if ( prog_name )
prog_name++;
else
prog_name = argv[0];
while((c=getopt(argc,argv,"hvM:s")) != -1) {
switch(c) {
case 's':
Slow++;
break;
case 'v':
Verbose++;
break;
case 'M':
output_mod = atoi(optarg);
if (output_mod <= 0) {
Rfprintf(stderr, "ERR - output modulo arg out of "
"bounds '%d'?\n", output_mod);
shmem_finalize();
return 1;
}
Rfprintf(stderr,"%s: output modulo %d\n",
prog_name,output_mod);
break;
case 'h':
Rfprintf(stderr,
"usage: %s {nWords-2-put(%d)K/M} {Loop-count(%d)K/M}\n",
prog_name, DFLT_NWORDS, DFLT_LOOPS);
shmem_finalize();
return 1;
default:
shmem_finalize();
return 1;
}
}
if (optind == argc)
nWords = DFLT_NWORDS;
else {
nWords = atoi_scaled(argv[optind++]);
if (nWords <= 0) {
Rfprintf(stderr, "ERR - Bad nWords arg '%d'?\n", nWords);
shmem_finalize();
return 1;
}
}
if (optind == argc)
loops = DFLT_LOOPS;
else {
loops = atoi_scaled(argv[optind++]);
if (loops <= 0 || loops > 1000000) {
Rfprintf(stderr,
"ERR - loops arg out of bounds '%d'?\n", loops);
shmem_finalize();
return 1;
}
}
work_sz = (nProcs*nWords) * sizeof(long);
work = shmem_malloc( work_sz );
if ( !work ) {
fprintf(stderr,"[%d] ERR - work = shmem_malloc(%ld) ?\n",my_pe,work_sz);
shmem_global_exit(1);
}
Target = shmem_malloc( 2 * nWords * sizeof(long) );
if ( !Target ) {
fprintf(stderr,"[%d] ERR - Target = shmem_malloc(%ld) ?\n",
my_pe, (nWords * sizeof(long)));
shmem_global_exit(1);
}
src = &Target[nWords];
#if _DEBUG
Rprintf("%s: %d loops of %d longs per put\n",prog_name,loops,nWords);
#endif
for(j=0; j < nWords; j++)
src[j] = VAL;
for(j=0; j < loops; j++) {
#if _DEBUG
if ( Verbose && (j==0 || (j % output_mod) == 0) )
fprintf(stderr,"[%d] +(%d)\n", my_pe,j);
#endif
shmem_barrier(0, 0, nProcs, pSync0);
if ( my_pe == 0 ) {
int p;
for(p=1; p < nProcs; p++)
shmem_long_put(Target, src, nWords, p);
}
else {
if (Slow) {
/* wait for each put to complete */
for(k=0; k < nWords; k++)
shmem_wait(&Target[k],my_pe);
} else {
/* wait for last word to be written */
shmem_wait(&Target[nWords-1],my_pe);
}
}
#if _DEBUG
if ( Verbose && (j==0 || (j % output_mod) == 0) )
fprintf(stderr,"[%d] -(%d)\n", shmem_my_pe(),j);
#endif
shmem_barrier(0, 0, nProcs, pSync1);
RDprintf("Workers[1 ... %d] verify Target data put by proc0\n",
nWorkers);
/* workers verify put data is expected */
if ( my_pe != 0 ) {
for(k=0; k < nWords; k++) {
if (Target[k] != VAL) {
fprintf(stderr, "[%d] Target[%d] %#lx "
"!= %#x?\n",
my_pe,k,Target[k],VAL);
failures++;
}
assert(Target[k] == VAL);
Target[k] = my_pe;
}
}
else /* clear results buffer, workers will put here */
memset(work, 0, work_sz);
shmem_barrier(0, 0, nProcs, pSync2);
RDprintf("Workers[1 ... %d] put Target data to PE0 work "
"vector\n",nWorkers);
if ( my_pe != 0 ) {
/* push nWords of val my_pe back to PE zero */
shmem_long_put(&work[my_pe * nWords], Target, nWords, 0);
}
else {
/* wait for procs 1 ... nProcs to complete put()s */
for(l=1; l < nProcs; l++) {
wp = &work[ l*nWords ]; // procs nWords chunk
#if 1
/* wait for last long to be written from each PE */
shmem_wait(&wp[nWords-1],0);
#else
for(k=0; k < nWords; k++)
shmem_wait(&wp[k],0);
#endif
}
}
shmem_barrier(0, 0, nProcs, pSync3);
if ( my_pe == 0 ) {
RDprintf("Loop(%d) PE0 verifing work data.\n",j);
for(l=1; l < nProcs; l++) {
wp = &work[ l*nWords ]; // procs nWords chunk
for(k=0; k < nWords; k++) {
if (wp[k] != l) {
fprintf(stderr,
"[0] PE(%d)_work[%d] %ld "
"!= %d?\n",
l,k,work[k],l);
failures++;
}
assert(wp[k] == l);
break;
}
if (failures)
break;
}
}
shmem_barrier(0, 0, nProcs, pSync4);
#if _DEBUG
if (loops > 1) {
Rfprintf(stderr,".");
RDprintf("Loop(%d) Pass.\n",j);
}
#endif
}
shmem_free( work );
shmem_free( Target );
#if _DEBUG
Rfprintf(stderr,"\n");fflush(stderr);
shmem_barrier_all();
RDprintf("%d(%d) Exit(%d)\n", my_pe, nProcs, failures);
#endif
shmem_finalize();
return failures;
}
int
main(int argc, char* argv[])
{
int c, j,loops;
int rank, num_ranks;
char *prog_name;
shmem_init();
rank = shmem_my_pe();
num_ranks = shmem_n_pes();
if (num_ranks == 1) {
Rfprintf(stderr,
"ERR - Requires > 1 PEs\n");
shmem_finalize();
return 0;
}
prog_name = strrchr(argv[0],'/');
if ( prog_name )
prog_name++;
else
prog_name = argv[0];
while((c=getopt(argc,argv,"v")) != -1) {
switch(c) {
case 'V':
Verbose++;
break;
default:
Rfprintf(stderr,"ERR - unknown -%c ?\n",c);
shmem_finalize();
return 1;
}
}
if (optind == argc)
loops = 30;
else {
loops = atoi(argv[optind++]);
if (loops <= 0 || loops > 1000000) {
Rfprintf(stderr,
"ERR - loops arg out of bounds '%d'?\n", loops);
shmem_finalize();
return 1;
}
}
for(j=0; j < loops; j++) {
//if ( j==0 || (j % 10) == 0 )
RDfprintf(stderr,"[%d] pre-barrier(%d)\n", rank,j);
shmem_barrier_all(); /* sync sender and receiver */
//if ( j==0 || (j % 10) == 0 )
RDfprintf(stderr,"[%d] post barrier(%d)\n", rank,j);
}
RDprintf ("%d(%d) Exit\n", rank, num_ranks);
shmem_finalize();
return 0;
}
int
main(int argc, char* argv[])
{
int c, j, cloop, loops = DFLT_LOOPS;
int mpe, num_pes;
int nWords=1;
int nIncr=1;
int failures=0;
char *pgm;
start_pes(0);
mpe = _my_pe();
num_pes = _num_pes();
if (num_pes == 1) {
Rfprintf(stderr,
"ERR - Requires > 1 PEs\n");
return 1;
}
pgm = strrchr(argv[0],'/');
if ( pgm )
pgm++;
else
pgm = argv[0];
while((c=getopt(argc,argv,"hqVvl:")) != -1) {
switch(c) {
case 'V':
case 'v':
Verbose++;
break;
case 'l':
loops = atoi(optarg);
break;
case 'h':
Rfprintf(stderr,
"usage: %s {-l loopcnt(%d)} {numLongs(%d)} {loopIncr(%d)}\n",
pgm,DFLT_LOOPS,DFLT_NWORDS,DFLT_INCR);
return 1;
default:
return 1;
}
}
if (optind == argc)
nWords = DFLT_NWORDS;
else {
nWords = atoi_scaled(argv[optind++]);
if (nWords <= 0) {
Rfprintf(stderr, "ERR - Bad nBytes arg?\n");
return 1;
}
}
if (optind == argc)
nIncr = DFLT_INCR;
else {
loops = atoi(argv[optind++]);
if (nIncr <= 0 ) {
Rfprintf(stderr, "ERR - incLongs arg out of bounds '%d'?\n", nIncr);
return 1;
}
}
if ( nWords % 8 ) { // integral multiple of longs
Rprintf("%s: nWords(%d) not a multiple of %ld?\n",
pgm,nWords,sizeof(long));
return 1;
}
for (c = 0; c < _SHMEM_COLLECT_SYNC_SIZE;c++)
pSync[c] = _SHMEM_SYNC_VALUE;
if (Verbose && mpe == 0)
fprintf(stderr,"loops(%d) nWords(%d) incr-per-loop(%d)\n",
loops,nWords,nIncr);
for(cloop=1; cloop <= loops; cloop++) {
c = (sizeof(long)*nWords) * (num_pes + 1); // src + dst allocation.
//nWords /= sizeof(long); // convert input of bytes --> longs.
src = (long*)shmalloc(c);
if ( !src ) {
Rprintf("[%d] %s: shmalloc(%d) failed?\n", mpe, pgm,c);
return 0;
}
dst = &src[nWords];
for(j=0; j < nWords; j++)
src[j] = (long) (j + mpe*nWords);
shmem_barrier_all();
shmem_fcollect64(dst,src,nWords,0,0,num_pes,pSync);
// Expect dst to be consecuative integers 0 ... (nLongs*num_pes)-1
for(j=0; j < (nWords*num_pes); j++) {
if ( dst[j] != (long) j ) {
fprintf(stderr,
"[%d] dst[%d] %ld != expected %d\n",mpe,j,dst[j],j);
return 1;
}
}
shmem_barrier_all();
if (Verbose && mpe == 0 && loops > 1) {
fprintf(stderr,".");
}
nWords += nIncr;
}
if (Verbose && mpe == 0) {
fprintf(stderr,"\n");fflush(stderr);
}
shfree( (void*)src );
shmem_barrier_all();
if (Verbose)
printf("%d(%d) Exit(%d)\n", mpe, num_pes, failures);
return failures;
}
