1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
|
#if HAVE_CONFIG_H
# include "config.fh"
#endif
C
C Test the minval, minloc, maxval, maxloc, and enum functions in GA.
C
program main
implicit none
#include "mafdecls.fh"
#include "global.fh"
integer heap, stack, fudge, ma_heap, me, nproc
logical status
parameter (heap=200*200*4, fudge=100, stack=200*200)
c
c*** Intitialize a message passing library
c
#include "mp3.fh"
c
c*** Initialize GA
c
c There are 2 choices: ga_initialize or ga_initialize_ltd.
c In the first case, there is no explicit limit on memory usage.
c In the second, user can set limit (per processor) in bytes.
c
call ga_initialize()
nproc = ga_nnodes()
me = ga_nodeid()
c we can also use GA_set_memory_limit BEFORE first ga_create call
c
if(ga_nodeid().eq.0)then
print *,' GA initialized '
call ffflush(6)
endif
c
c*** Initialize the MA package
c MA must be initialized before any global array is allocated
c
ma_heap = heap/nproc + fudge
status = ma_init(MT_DCPL, stack, ma_heap)
if (.not. status) call ga_error('ma_init failed',-1)
c
if(me.eq.0)then
print *, 'using ', nproc, ' process(es)'
call ffflush(6)
endif
c
call test_nga_pack() ! Test PACK/UNPACK
call test_nga_scan() ! Test SCAN_COPY/SCAN_ADD
c if(me.eq.0) call ga_print_stats()
c
c*** Tidy up the GA package
c
call ga_terminate()
c
c*** Tidy up after message-passing library
c
call MP_FINALIZE()
c
end
subroutine test_nga_pack()
implicit none
#include "mafdecls.fh"
#include "global.fh"
#include "testutil.fh"
C
integer g_ielm1, g_result1 ! handles to global arrays
integer g_ielm2, g_sbit2, g_src2, g_sink2, g_result2 ! handles to global arrays
integer g_irowmat, g_icolmat ! handles to global arrays
integer g_velm4, g_velm5 ! handles to global arrays
C
integer ilo, ihi, num
integer ilo4, ihi4, num4
integer i, it, count
integer me, nproc ! my processor & number of procs
integer ndim,dims(1),chunk(1)
C
integer nelements_max, nen_max
parameter (nelements_max=100000, nen_max=4)
integer ipack(nelements_max),
* jpack(nelements_max),
* kpack(nelements_max),
* ielm1(nelements_max),
* ielm4(nen_max*nelements_max)
double precision velm4(nen_max*nelements_max),
* velm5(nen_max*nelements_max)
c
integer ilocmax, ilocmin
integer ilocmax_ga, ilocmin_ga
integer imax_ga, imin_ga
C
integer nelements, nen
integer isum, icount, itoff
double precision result
integer i1, i2, one
C
c
c*** check parallel environment
me = ga_nodeid()
nproc = ga_nnodes()
if(me.eq.0)then
print *, 'testing pack/unpack'
call ffflush(6)
endif
c
nelements=20000
nen=4
one = 1
c
c*** create a global 1-D array
ndim=1
dims(1)=nen*nelements
chunk(1)=min(1,dims(1)/nproc)
if (.not. nga_create(MT_INT, ndim, dims, 'ielm1', chunk,
$ g_ielm1))
$ call ga_error(' ga_create failed ',0)
if (.not. nga_create(MT_INT, ndim, dims, 'result1', chunk,
$ g_result1))
$ call ga_error(' ga_create failed ',0)
if (.not. nga_create(MT_INT, ndim, dims, 'sbit2', chunk,
$ g_sbit2))
$ call ga_error(' ga_create failed ',0)
if (.not. nga_create(MT_INT, ndim, dims, 'src2', chunk,
$ g_src2))
$ call ga_error(' ga_create failed ',0)
if (.not. nga_create(MT_INT, ndim, dims, 'sink2', chunk,
$ g_sink2))
$ call ga_error(' ga_create failed ',0)
if (.not. nga_create(MT_INT, ndim, dims, 'result2', chunk,
$ g_result2))
$ call ga_error(' ga_create failed ',0)
if (.not. nga_create(MT_INT, ndim, dims, 'irowmat', chunk,
$ g_irowmat))
$ call ga_error(' ga_create failed ',0)
if (.not. nga_create(MT_INT, ndim, dims, 'icolmat', chunk,
$ g_icolmat))
$ call ga_error(' ga_create failed ',0)
C
if (.not. nga_create(MT_DBL, ndim, dims, 'velm4', chunk,
$ g_velm4))
$ call ga_error(' ga_create failed ',0)
if (.not. nga_create(MT_DBL, ndim, dims, 'velm5', chunk,
$ g_velm5))
$ call ga_error(' ga_create failed ',0)
c
c Enumerate the sbit arrary to get a sequential vector.
call ga_fill(g_ielm1,0)
call ga_patch_enum(g_ielm1,1,nelements,1,1)
c *** ielm1: 1 2 3 4 5 ... nelements ... 0 0 0 0 0
c
c*** compute local ilo, ihi, num for each processor
call nga_distribution(g_ielm1,me,ilo,ihi,chunk)
do i=0,nproc-1
if(me.eq.i) then
write(6,'(a,i4,a,i8,a,i8)') 'me: ',me,
+ ' lo: ', ilo,' hi: ',ihi
call ffflush(6)
endif
call ga_sync()
enddo
num=ihi-ilo+1
if(ihi.le.0) num=0
if(ihi.gt.nelements) then
ihi=nelements
num=max(0,ihi-ilo+1)
endif
if(num.gt.nelements_max) then
print *,"Too many elements "
goto 9999
endif
cbjp print *, 'me=',me, num,ilo,ihi
do i=0,nproc-1
if(me.eq.i) then
write(6,'(a,i4,a,i8,a,i8,a,i8)') 'me: ',me,
+ ' num: ',num, ' lo: ', ilo,' hi: ',ihi
call ffflush(6)
endif
call ga_sync()
enddo
c
c*** scatter some values into the global array
call ga_fill(g_sbit2,0)
call ga_fill(g_src2,0)
if(num.gt.0) call nga_get(g_ielm1,ilo,ihi,ielm1,one)
do i=ilo,ihi
ipack(i-ilo+1)=1+nen*(ielm1(i-ilo+1)-1)
jpack(i-ilo+1)=1
kpack(i-ilo+1)=ielm1(i-ilo+1)
enddo
if(num.gt.0) call NGA_scatter(g_sbit2,jpack,ipack,num)
if(num.gt.0) call NGA_scatter(g_src2 ,kpack,ipack,num)
c *** sbit2: 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 .....
c *** src2: 1 0 0 0 2 0 0 0 3 0 0 0 4 0 0 0 5 0 0 0 6 .....
c
c ..................................................................
c TEST THE "PACK" FUNCTION.
c
itoff=nen*nelements
call ga_fill(g_sink2,0)
call ga_pack(g_src2, g_sink2,g_sbit2,1,itoff,icount)
c *** sbit2: 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 .....
c *** src2: 1 0 0 0 2 0 0 0 3 0 0 0 4 0 0 0 5 0 0 0 6 .....
c *** sink2: 1 2 3 4 5 ... icount ... 0 0 0 0 0 0 0 0 0 ..... 0
c [NOTE: icount should equal nelements.]
if(icount.ne.nelements) then
print *,"Wrong number of elements from PACK operation: ",
* "count = ",icount," should be = ",nelements
endif
call ga_add(1,g_ielm1,-1,g_sink2,g_result1)
c *** ielm1: 1 2 3 4 5 ... nelements ... 0 0 0 0 0 0 0 0
c *** sink2: 1 2 3 4 5 ... nelements ... 0 0 0 0 0 0 0 0
c *** result1: 0 0 0 0 0 0 0 ... 0 (result1=ielm1-sink2)
c*** Find the maximum value and the index of the maximum value
call nga_select_elem(g_result1,'max',imax_ga,ilocmax_ga)
c*** Find the minimum value and the index of the minimum value
call nga_select_elem(g_result1,'min',imin_ga,ilocmin_ga)
if(imax_ga.eq.0.and.imin_ga.eq.0) then
if (me.eq.0) then
print *,"Pack successful"
endif
else
call ga_error("Pack unsuccessful",0)
endif
call ga_sync()
C
C ..................................................................
C TEST THE "UNPACK" FUNCTION.
C
itoff=nen*nelements
call ga_fill(g_src2,0)
call ga_unpack(g_sink2,g_src2,g_sbit2,1,itoff,count)
C *** sink2: 1 2 3 4 5 ... icount ... 0 0 0 0 0 0 0 0 0 ..... 0
C *** sbit2: 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 .....
C *** src2: 1 0 0 0 2 0 0 0 3 0 0 0 4 0 0 0 5 0 0 0 6 .....
call ga_fill(g_sink2,0)
call ga_pack(g_src2, g_sink2,g_sbit2,1,itoff,icount)
C *** src2: 1 0 0 0 2 0 0 0 3 0 0 0 4 0 0 0 5 0 0 0 6 .....
C *** sbit2: 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 .....
C *** sink2: 1 2 3 4 5 ... icount ... 0 0 0 0 0 0 0 0 0 ..... 0
C [NOTE: icount should equal nelements.]
if(icount.ne.nelements) then
print *,"Wrong number of elements from PACK operation: ",
* "count = ",icount," should be = ",nelements
endif
call ga_add(1,g_ielm1,-1,g_sink2,g_result1)
C *** ielm1: 1 2 3 4 5 ... nelements ... 0 0 0 0 0 0 0 0
C *** sink2: 1 2 3 4 5 ... nelements ... 0 0 0 0 0 0 0 0
C *** result1: 0 0 0 0 0 0 0 ... 0 (result1=ielm1-sink2)
c*** Find the maximum value and the index of the maximum value
call nga_select_elem(g_result1,'max',imax_ga,ilocmax_ga)
c*** Find the minimum value and the index of the minimum value
call nga_select_elem(g_result1,'min',imin_ga,ilocmin_ga)
if(imax_ga.eq.0.and.imin_ga.eq.0) then
if (me.eq.0) then
print *,"Unpack successful"
endif
else
print *,"Unpack unsuccessful", imin_ga,ilocmin_ga
print *,"Unpack unsuccessful", imax_ga,ilocmax_ga
call ga_error("Unpack unsuccessful", -1)
endif
call ga_sync()
C
goto 9999
9999 continue
C
C ..................................................................
C
return
end
subroutine test_nga_scan()
implicit none
#include "mafdecls.fh"
#include "global.fh"
#include "testutil.fh"
C
integer g_ielm1, g_result1 ! handles to global arrays
integer g_ielm2, g_sbit2, g_src2, g_sink2, g_result2 ! handles to global arrays
integer g_irowmat, g_icolmat ! handles to global arrays
integer g_velm4, g_velm5 ! handles to global arrays
C
integer ilo, ihi, num
integer ilo4, ihi4, num4
integer i, j, it, count
integer me, nproc ! my processor & number of procs
integer ndim,dims(1),chunk(1)
C
integer nelements_max, nen_max
parameter (nelements_max=100000, nen_max=4)
integer ipack(nelements_max),
* jpack(nelements_max),
* kpack(nelements_max),
* ielm1(nelements_max),
* ielm2(nen_max*nelements_max),
* ielm3(nen_max*nelements_max),
* ielm4(nen_max*nelements_max),
* ielm5(nen_max*nelements_max)
integer itest(nen_max*nelements_max), one
double precision velm4(nen_max*nelements_max),
* velm5(nen_max*nelements_max)
c
integer ilocmax, ilocmin
integer ilocmax_ga, ilocmin_ga
integer imax_ga, imin_ga
C
integer nelements, nen
integer isum, icount, itoff
double precision result
GA_ACCESS_INDEX_TYPE idx
integer i1, i2, ichk
C
c
c*** check parallel environment
me = ga_nodeid()
nproc = ga_nnodes()
c
nelements=20000
c nelements=20
nen=4
one = 1
c
c*** create a global 1-D array
ndim=1
dims(1)=nen*nelements
chunk(1)=min(1,dims(1)/nproc)
if (.not. nga_create(MT_INT, ndim, dims, 'ielm1', chunk,
$ g_ielm1))
$ call ga_error(' ga_create failed ',0)
if (.not. nga_create(MT_INT, ndim, dims, 'result1', chunk,
$ g_result1))
$ call ga_error(' ga_create failed ',0)
if (.not. nga_create(MT_INT, ndim, dims, 'sbit2', chunk,
$ g_sbit2))
$ call ga_error(' ga_create failed ',0)
if (.not. nga_create(MT_INT, ndim, dims, 'src2', chunk,
$ g_src2))
$ call ga_error(' ga_create failed ',0)
if (.not. nga_create(MT_INT, ndim, dims, 'sink2', chunk,
$ g_sink2))
$ call ga_error(' ga_create failed ',0)
if (.not. nga_create(MT_INT, ndim, dims, 'result2', chunk,
$ g_result2))
$ call ga_error(' ga_create failed ',0)
if (.not. nga_create(MT_INT, ndim, dims, 'irowmat', chunk,
$ g_irowmat))
$ call ga_error(' ga_create failed ',0)
if (.not. nga_create(MT_INT, ndim, dims, 'icolmat', chunk,
$ g_icolmat))
$ call ga_error(' ga_create failed ',0)
C
if (.not. nga_create(MT_DBL, ndim, dims, 'velm4', chunk,
$ g_velm4))
$ call ga_error(' ga_create failed ',0)
if (.not. nga_create(MT_DBL, ndim, dims, 'velm5', chunk,
$ g_velm5))
$ call ga_error(' ga_create failed ',0)
c
c Enumerate the sbit arrary to get a sequential vector.
call ga_fill(g_ielm1,0)
call ga_patch_enum(g_ielm1,1,nelements,1,1)
c *** ielm1: 1 2 3 4 5 ... nelements ... 0 0 0 0 0
c
c*** compute local ilo, ihi, num for each processor
call nga_distribution(g_ielm1,me,ilo,ihi,chunk)
do i=0,nproc-1
if(me.eq.i) then
write(6,'(a,i4,a,i8,a,i8)') 'me: ',me,
+ ' lo: ', ilo,' hi: ',ihi
call ffflush(6)
endif
call ga_sync()
enddo
num=ihi-ilo+1
if(ihi.le.0) num=0
if(ihi.gt.nelements) then
ihi=nelements
num=max(0,ihi-ilo+1)
endif
if(num.gt.nelements_max) then
print *,"Too many elements "
goto 9999
endif
cbjp print *, 'me=',me, num,ilo,ihi
do i=0,nproc-1
if(me.eq.i) then
write(6,'(a,i4,a,i8,a,i8,a,i8)') 'me: ',me,
+ ' num: ',num, ' lo: ', ilo,' hi: ',ihi
call ffflush(6)
endif
call ga_sync()
enddo
c
c*** scatter some values into the global array
call ga_fill(g_sbit2,0)
call ga_fill(g_src2,0)
if(num.gt.0) call nga_get(g_ielm1,ilo,ihi,ielm1,1)
do i=ilo,ihi
ipack(i-ilo+1)=1+nen*(ielm1(i-ilo+1)-1)
jpack(i-ilo+1)=1
kpack(i-ilo+1)=ielm1(i-ilo+1)
enddo
if(num.gt.0) call NGA_scatter(g_sbit2,jpack,ipack,num)
if(num.gt.0) call NGA_scatter(g_src2 ,kpack,ipack,num)
c *** sbit2: 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 .....
c *** src2: 1 0 0 0 2 0 0 0 3 0 0 0 4 0 0 0 5 0 0 0 6 .....
c
c ..................................................................
c TEST THE "PACK" FUNCTION.
c
itoff=nen*nelements
call ga_fill(g_sink2,0)
call ga_pack(g_src2, g_sink2,g_sbit2,1,itoff,icount)
c *** sbit2: 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 .....
c *** src2: 1 0 0 0 2 0 0 0 3 0 0 0 4 0 0 0 5 0 0 0 6 .....
c *** sink2: 1 2 3 4 5 ... icount ... 0 0 0 0 0 0 0 0 0 ..... 0
c [NOTE: icount should equal nelements.]
if(icount.ne.nelements) then
print *,"Wrong number of elements from PACK operation: ",
* "count = ",icount," should be = ",nelements
endif
call ga_add(1,g_ielm1,-1,g_sink2,g_result1)
c *** ielm1: 1 2 3 4 5 ... nelements ... 0 0 0 0 0 0 0 0
c *** sink2: 1 2 3 4 5 ... nelements ... 0 0 0 0 0 0 0 0
c *** result1: 0 0 0 0 0 0 0 ... 0 (result1=ielm1-sink2)
c*** Find the maximum value and the index of the maximum value
call nga_select_elem(g_result1,'max',imax_ga,ilocmax_ga)
c*** Find the minimum value and the index of the minimum value
call nga_select_elem(g_result1,'min',imin_ga,ilocmin_ga)
if(imax_ga.eq.0.and.imin_ga.eq.0) then
if (me.eq.0) then
print *,"Pack successful"
endif
else
call ga_error("Pack unsuccessful",-1)
endif
call ga_sync()
c
c ..................................................................
c TEST THE "UNPACK" FUNCTION.
c
itoff=nen*nelements
call ga_fill(g_src2,0)
call ga_unpack(g_sink2,g_src2,g_sbit2,1,itoff,count)
* call ga_unpack(g_src2,g_sink2,g_sbit2,1,nelements,count)
C *** sink2: 1 2 3 4 5 ... icount ... 0 0 0 0 0 0 0 0 0 ..... 0
C *** sbit2: 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 .....
C *** src2: 1 0 0 0 2 0 0 0 3 0 0 0 4 0 0 0 5 0 0 0 6 .....
call ga_fill(g_sink2,0)
call ga_pack(g_src2, g_sink2,g_sbit2,1,itoff,icount)
* call ga_pack(g_sink2,g_src2,g_sbit2,1,itoff,icount)
C *** sbit2: 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 .....
C *** src2: 1 0 0 0 2 0 0 0 3 0 0 0 4 0 0 0 5 0 0 0 6 .....
C *** sink2: 1 2 3 4 5 ... icount ... 0 0 0 0 0 0 0 0 0 ..... 0
C [NOTE: icount should equal nelements.]
if(icount.ne.nelements) then
print *,"Wrong number of elements from PACK operation: ",
* "count = ",icount," should be = ",nelements
endif
call ga_add(1,g_ielm1,-1,g_sink2,g_result1)
C *** ielm1: 1 2 3 4 5 ... nelements ... 0 0 0 0 0 0 0 0
C *** sink2: 1 2 3 4 5 ... nelements ... 0 0 0 0 0 0 0 0
C *** result1: 0 0 0 0 0 0 0 ... 0 (result1=ielm1-sink2)
c*** Find the maximum value and the index of the maximum value
call nga_select_elem(g_result1,'max',imax_ga,ilocmax_ga)
c*** Find the minimum value and the index of the minimum value
call nga_select_elem(g_result1,'min',imin_ga,ilocmin_ga)
if(imax_ga.eq.0.and.imin_ga.eq.0) then
if (me.eq.0) then
print *,"Unpack successful"
endif
else
call ga_error("Unpack unsuccessful",-1)
endif
call ga_sync()
* call ga_print(g_src2)
c
c ..................................................................
c TEST THE SCAN COPY FUNCTION.
c
c*** compute local ilo, ihi, num for each processor
call nga_distribution(g_irowmat,me,ilo4,ihi4,chunk)
num4=ihi4-ilo4+1
if(ihi.le.0) num4=0
if(num4.gt.nen*nelements_max) then
print *,"Too many elements "
goto 9999
endif
cbjp print *, 'me=',me, num4,ilo4,ihi4
do i=0,nproc-1
if(me.eq.i) then
write(6,'(a,i4,a,i8,a,i8,a,i8)') 'me: ',me,
+ ' num4: ',num4, ' lo4: ', ilo4,' h4i: ',ihi4
call ffflush(6)
endif
call ga_sync()
enddo
call ga_fill(g_irowmat,-1)
call GA_scan_copy(g_src2, g_irowmat, g_sbit2,1,itoff)
c *** sbit2: 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 .....
c *** src2: 1 0 0 0 2 0 0 0 3 0 0 0 4 0 0 0 5 0 0 0 6 .....
c *** irowmat: 1 1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 .....
c
call nga_get(g_irowmat,ilo4,ihi4,ielm4,1)
do i=ilo4,ihi4
velm4(i-ilo4+1)=1.0d+00
enddo
call ga_fill(g_velm4,0.0d+00)
cbjp print *, num4, (ielm4(i),i=1,min(4,num4))
do j=0,nproc-1
if(me.eq.j) then
write(6,'(a,i4,a,i8,a,4i8)') 'me: ',me, ' num4: ',num4,
+ ' ielm4: ', (ielm4(i),i=1,min(4,num4))
call ffflush(6)
endif
call ga_sync()
enddo
#if 0
call nga_scatter_acc(g_velm4,velm4,ielm4,num4,1.0d+00)
C *** velm4: 4 4 4 4 4 4 4 4 4 4 ... nelements
result=ga_ddot(g_velm4,g_velm4)
if(result.eq.nen*nen*nelements) then
#else
count = 0
call nga_distribution(g_irowmat,me,ilo,ihi,chunk)
call nga_access(g_irowmat,ilo,ihi,idx,one)
do i = ilo, ihi
count = count + int_mb(idx+i-ilo)
end do
call ga_igop(1,count,1,'+')
call nga_distribution(g_ielm1,me,ilo,ihi,chunk)
if(count.eq.nen*(nelements+1)*nelements/2) then
#endif
if (me.eq.0) then
print *,"Scan_copy successful."
endif
else
call ga_error("Scan_copy failed.",-1)
endif
call ga_sync()
c
c ..................................................................
c TEST THE SCAN ADD FUNCTION.
c
call ga_fill(g_src2,1)
call ga_fill(g_icolmat,0)
* call ga_print(g_icolmat)
* call ga_print(g_src2)
* call ga_print(g_sbit2)
c if (me.eq.0) then
c one = 1
c call nga_get(g_src2,one,dims,itest,one)
c write(6,'(25i4)') (itest(i),i=1,dims(1))
c write(6,*)
c call nga_get(g_sbit2,one,dims,itest,one)
c write(6,'(25i4)') (itest(i),i=1,dims(1))
c endif
call ga_sync
call GA_scan_add(g_src2, g_icolmat,g_sbit2,1,itoff,0)
c if (me.eq.0) then
c one = 1
c write(6,*)
c call nga_get(g_icolmat,one,dims,itest,one)
c write(6,'(25i4)') (itest(i),i=1,dims(1))
c endif
c *** sbit2: 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 .....
c *** src2: 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
c *** icolmat: 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 .....
call ga_fill(g_velm4,1.0d+00)
call nga_get(g_icolmat,ilo4,ihi4,ielm4,1)
do i=ilo4,ihi4
velm4(i-ilo4+1)=ielm4(i-ilo4+1)
velm5(i-ilo4+1)=1.0d+00
enddo
call nga_put(g_velm4,ilo4,ihi4,velm4,1)
call nga_put(g_velm5,ilo4,ihi4,velm5,1)
result=ga_ddot(g_velm4,g_velm5)
c *** velm4: 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 .....
c *** velm5: 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 .....
c *** result = sum(velm4 * velm5) = (1+2+3+4+...+nen)*nelements
isum=0
do i=1,nen
isum=isum+i
enddo
if(result.eq.isum*nelements) then
if (me.eq.0) then
print *,"Scan_add successful."
endif
else
call ga_error("Scan_add failed.",-1)
endif
call ga_sync()
call ga_sync
call GA_scan_add(g_src2, g_icolmat,g_sbit2,1,itoff,1)
c *** sbit2: 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 .....
c *** src2: 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
c *** icolmat: 0 1 2 3 0 1 2 3 0 1 2 3 0 1 2 3 0 1 2 3 0 .....
c if (me.eq.0) then
c one = 1
c write(6,*)
c call nga_get(g_icolmat,one,dims,itest,one)
c write(6,'(25i4)') (itest(i),i=1,dims(1))
c endif
call nga_get(g_src2, 1, itoff, ielm2, one)
call nga_get(g_sbit2, 1, itoff, ielm3, one)
call nga_get(g_icolmat, 1, itoff, ielm4, one)
call nga_get(g_icolmat, 1, itoff, ielm5, one)
ichk = 1
do i = 1, itoff
if (ielm3(i).eq.1.or.i.eq.1) then
ielm4(i) = 0
else
ielm4(i) = ielm4(i-1) + ielm2(i-1)
endif
if (ielm4(i).ne.ielm5(i)) then
ichk = 0
endif
end do
cc ichk=ga_idot(g_src2,g_icolmat)
isum = 0
do i=1,nen
isum=isum+i-1
enddo
cc if (ichk.eq.nelements*isum) then
if (ichk.eq.1) then
if (me.eq.0) then
print *,"Exclusive scan_add successful."
endif
else
call ga_error("Exclusive scan_add failed.",-1)
endif
c
goto 9999
9999 continue
c
c ..................................................................
c
return
end
|
