teshsuite/smpi/mpich3-test/coll/allred.c

   1 /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
   2 /*
   3  *  (C) 2001 by Argonne National Laboratory.
   4  *      See COPYRIGHT in top-level directory.
   5  */
   6 /*      Warning - this test will fail for MPI_PROD & maybe MPI_SUM
   7  *        if more than 10 MPI processes are used.  Loss of precision
   8  *        will occur as the number of processors is increased.
   9  */
  10
  11 #include "mpi.h"
  12 #include "mpitest.h"
  13 #include "smpi_cocci.h"
  14 #include <stdio.h>
  15 #include <stdlib.h>
  16 #include <string.h>
  17 #ifdef HAVE_STDINT_H
  18 #include <stdint.h>
  19 #endif
  20
  21 SMPI_VARINIT_GLOBAL(count, int);
  22 SMPI_VARINIT_GLOBAL(size, int);
  23 SMPI_VARINIT_GLOBAL(rank, int);
  24 SMPI_VARINIT_GLOBAL(cerrcnt, int);
  25
  26 struct int_test { int a; int b; };
  27 struct long_test { long a; int b; };
  28 struct short_test { short a; int b; };
  29 struct float_test { float a; int b; };
  30 struct double_test { double a; int b; };
  31
  32 #define mpi_op2str(op)                   \
  33     ((op == MPI_SUM) ? "MPI_SUM" :       \
  34      (op == MPI_PROD) ? "MPI_PROD" :     \
  35      (op == MPI_MAX) ? "MPI_MAX" :       \
  36      (op == MPI_MIN) ? "MPI_MIN" :       \
  37      (op == MPI_LOR) ? "MPI_LOR" :       \
  38      (op == MPI_LXOR) ? "MPI_LXOR" :     \
  39      (op == MPI_LAND) ? "MPI_LAND" :     \
  40      (op == MPI_BOR) ? "MPI_BOR" :       \
  41      (op == MPI_BAND) ? "MPI_BAND" :     \
  42      (op == MPI_BXOR) ? "MPI_BXOR" :     \
  43      (op == MPI_MAXLOC) ? "MPI_MAXLOC" : \
  44      (op == MPI_MINLOC) ? "MPI_MINLOC" : \
  45      "MPI_NO_OP")
  46
  47 /* calloc to avoid spurious valgrind warnings when "type" has padding bytes */
  48 #define DECL_MALLOC_IN_OUT_SOL(type)                 \
  49     type *in, *out, *sol;                            \
  50     in  = (type *) calloc(SMPI_VARGET_GLOBAL(count), sizeof(type));      \
  51     out = (type *) calloc(SMPI_VARGET_GLOBAL(count), sizeof(type));      \
  52     sol = (type *) calloc(SMPI_VARGET_GLOBAL(count), sizeof(type));
  53
  54 #define SET_INDEX_CONST(arr, val)               \
  55     {                                           \
  56         int i;                                  \
  57         for (i = 0; i < SMPI_VARGET_GLOBAL(count); i++)             \
  58             arr[i] = val;                       \
  59     }
  60
  61 #define SET_INDEX_SUM(arr, val)                 \
  62     {                                           \
  63         int i;                                  \
  64         for (i = 0; i < SMPI_VARGET_GLOBAL(count); i++)             \
  65             arr[i] = i + val;                   \
  66     }
  67
  68 #define SET_INDEX_FACTOR(arr, val)              \
  69     {                                           \
  70         int i;                                  \
  71         for (i = 0; i < SMPI_VARGET_GLOBAL(count); i++)             \
  72             arr[i] = i * (val);                 \
  73     }
  74
  75 #define SET_INDEX_POWER(arr, val)               \
  76     {                                           \
  77         int i, j;                               \
  78         for (i = 0; i < SMPI_VARGET_GLOBAL(count); i++) {           \
  79             (arr)[i] = 1;                       \
  80             for (j = 0; j < (val); j++)         \
  81                 arr[i] *= i;                    \
  82         }                                       \
  83     }
  84
  85 #define ERROR_CHECK_AND_FREE(lerrcnt, mpi_type, mpi_op)                 \
  86     do {                                                                \
  87         char name[MPI_MAX_OBJECT_NAME] = {0};                           \
  88         int len = 0;                                                    \
  89         if (lerrcnt) {                                                  \
  90             MPI_Type_get_name(mpi_type, name, &len);                    \
  91             fprintf(stderr, "(%d) Error for type %s and op %s\n",       \
  92                     SMPI_VARGET_GLOBAL(rank), name, mpi_op2str(mpi_op));                    \
  93         }                                                               \
  94         free(in); free(out); free(sol);                                 \
  95     } while(0)
  96
  97 /* The logic on the error check on MPI_Allreduce assumes that all
  98    MPI_Allreduce routines return a failure if any do - this is sufficient
  99    for MPI implementations that reject some of the valid op/datatype pairs
 100    (and motivated this addition, as some versions of the IBM MPI
 101    failed in just this way).
 102 */
 103 #define ALLREDUCE_AND_FREE(mpi_type, mpi_op, in, out, sol)              \
 104     {                                                                   \
 105         int i, rc, lerrcnt = 0;                                         \
 106         rc = MPI_Allreduce(in, out, SMPI_VARGET_GLOBAL(count), mpi_type, mpi_op, MPI_COMM_WORLD); \
 107         if (rc) { lerrcnt++; SMPI_VARGET_GLOBAL(cerrcnt)++; MTestPrintError( rc ); }        \
 108         else {                                                          \
 109           for (i = 0; i < SMPI_VARGET_GLOBAL(count); i++) {                                   \
 110               if (out[i] != sol[i]) {                                     \
 111                   SMPI_VARGET_GLOBAL(cerrcnt)++;                                              \
 112                   lerrcnt++;                                              \
 113               }                                                           \
 114            }                                                              \
 115         }                                                               \
 116         ERROR_CHECK_AND_FREE(lerrcnt, mpi_type, mpi_op);                \
 117     }
 118
 119 #define STRUCT_ALLREDUCE_AND_FREE(mpi_type, mpi_op, in, out, sol)       \
 120     {                                                                   \
 121         int i, rc, lerrcnt = 0;                                         \
 122         rc = MPI_Allreduce(in, out, SMPI_VARGET_GLOBAL(count), mpi_type, mpi_op, MPI_COMM_WORLD); \
 123         if (rc) { lerrcnt++; SMPI_VARGET_GLOBAL(cerrcnt)++; MTestPrintError( rc ); }        \
 124         else {                                                            \
 125           for (i = 0; i < SMPI_VARGET_GLOBAL(count); i++) {                                   \
 126               if ((out[i].a != sol[i].a) || (out[i].b != sol[i].b)) {     \
 127                   SMPI_VARGET_GLOBAL(cerrcnt)++;                                              \
 128                   lerrcnt++;                                              \
 129               }                                                           \
 130             }                                                             \
 131         }                                                               \
 132         ERROR_CHECK_AND_FREE(lerrcnt, mpi_type, mpi_op);                \
 133     }
 134
 135 #define SET_INDEX_STRUCT_CONST(arr, val, el)                    \
 136     {                                                           \
 137         int i;                                                  \
 138         for (i = 0; i < SMPI_VARGET_GLOBAL(count); i++)                             \
 139             arr[i].el = val;                                    \
 140     }
 141
 142 #define SET_INDEX_STRUCT_SUM(arr, val, el)                      \
 143     {                                                           \
 144         int i;                                                  \
 145         for (i = 0; i < SMPI_VARGET_GLOBAL(count); i++)                             \
 146             arr[i].el = i + (val);                              \
 147     }
 148
 149 #define sum_test1(type, mpi_type)                                       \
 150     {                                                                   \
 151         DECL_MALLOC_IN_OUT_SOL(type);                                   \
 152         SET_INDEX_SUM(in, 0);                                           \
 153         SET_INDEX_FACTOR(sol, SMPI_VARGET_GLOBAL(size));                                    \
 154         SET_INDEX_CONST(out, 0);                                        \
 155         ALLREDUCE_AND_FREE(mpi_type, MPI_SUM, in, out, sol);            \
 156     }
 157
 158 #define prod_test1(type, mpi_type)                                      \
 159     {                                                                   \
 160         DECL_MALLOC_IN_OUT_SOL(type);                                   \
 161         SET_INDEX_SUM(in, 0);                                           \
 162         SET_INDEX_POWER(sol, SMPI_VARGET_GLOBAL(size));                                     \
 163         SET_INDEX_CONST(out, 0);                                        \
 164         ALLREDUCE_AND_FREE(mpi_type, MPI_PROD, in, out, sol);           \
 165     }
 166
 167 #define max_test1(type, mpi_type)                                       \
 168     {                                                                   \
 169         DECL_MALLOC_IN_OUT_SOL(type);                                   \
 170         SET_INDEX_SUM(in, SMPI_VARGET_GLOBAL(rank));                                        \
 171         SET_INDEX_SUM(sol, SMPI_VARGET_GLOBAL(size) - 1);                                   \
 172         SET_INDEX_CONST(out, 0);                                        \
 173         ALLREDUCE_AND_FREE(mpi_type, MPI_MAX, in, out, sol);            \
 174     }
 175
 176 #define min_test1(type, mpi_type)                                       \
 177     {                                                                   \
 178         DECL_MALLOC_IN_OUT_SOL(type);                                   \
 179         SET_INDEX_SUM(in, SMPI_VARGET_GLOBAL(rank));                                        \
 180         SET_INDEX_SUM(sol, 0);                                          \
 181         SET_INDEX_CONST(out, 0);                                        \
 182         ALLREDUCE_AND_FREE(mpi_type, MPI_MIN, in, out, sol);            \
 183     }
 184
 185 #define const_test(type, mpi_type, mpi_op, val1, val2, val3)            \
 186     {                                                                   \
 187         DECL_MALLOC_IN_OUT_SOL(type);                                   \
 188         SET_INDEX_CONST(in, (val1));                                    \
 189         SET_INDEX_CONST(sol, (val2));                                   \
 190         SET_INDEX_CONST(out, (val3));                                   \
 191         ALLREDUCE_AND_FREE(mpi_type, mpi_op, in, out, sol);             \
 192     }
 193
 194 #define lor_test1(type, mpi_type)                                       \
 195     const_test(type, mpi_type, MPI_LOR, (SMPI_VARGET_GLOBAL(rank) & 0x1), (SMPI_VARGET_GLOBAL(size) > 1), 0)
 196 #define lor_test2(type, mpi_type)                       \
 197     const_test(type, mpi_type, MPI_LOR, 0, 0, 0)
 198 #define lxor_test1(type, mpi_type)                                      \
 199     const_test(type, mpi_type, MPI_LXOR, (SMPI_VARGET_GLOBAL(rank) == 1), (SMPI_VARGET_GLOBAL(size) > 1), 0)
 200 #define lxor_test2(type, mpi_type)                      \
 201     const_test(type, mpi_type, MPI_LXOR, 0, 0, 0)
 202 #define lxor_test3(type, mpi_type)                      \
 203     const_test(type, mpi_type, MPI_LXOR, 1, (SMPI_VARGET_GLOBAL(size) & 0x1), 0)
 204 #define land_test1(type, mpi_type)                              \
 205     const_test(type, mpi_type, MPI_LAND, (SMPI_VARGET_GLOBAL(rank) & 0x1), 0, 0)
 206 #define land_test2(type, mpi_type)                      \
 207     const_test(type, mpi_type, MPI_LAND, 1, 1, 0)
 208 #define bor_test1(type, mpi_type)                                       \
 209     const_test(type, mpi_type, MPI_BOR, (SMPI_VARGET_GLOBAL(rank) & 0x3), ((SMPI_VARGET_GLOBAL(size) < 3) ? SMPI_VARGET_GLOBAL(size) - 1 : 0x3), 0)
 210 #define bxor_test1(type, mpi_type)                                      \
 211     const_test(type, mpi_type, MPI_BXOR, (SMPI_VARGET_GLOBAL(rank) == 1) * 0xf0, (SMPI_VARGET_GLOBAL(size) > 1) * 0xf0, 0)
 212 #define bxor_test2(type, mpi_type)                      \
 213     const_test(type, mpi_type, MPI_BXOR, 0, 0, 0)
 214 #define bxor_test3(type, mpi_type)                      \
 215     const_test(type, mpi_type, MPI_BXOR, ~0, (SMPI_VARGET_GLOBAL(size) &0x1) ? ~0 : 0, 0)
 216
 217 #define band_test1(type, mpi_type)                                      \
 218     {                                                                   \
 219         DECL_MALLOC_IN_OUT_SOL(type);                                   \
 220         if (SMPI_VARGET_GLOBAL(rank) == SMPI_VARGET_GLOBAL(size)-1) {                                           \
 221             SET_INDEX_SUM(in, 0);                                       \
 222         }                                                               \
 223         else {                                                          \
 224             SET_INDEX_CONST(in, ~0);                                    \
 225         }                                                               \
 226         SET_INDEX_SUM(sol, 0);                                          \
 227         SET_INDEX_CONST(out, 0);                                        \
 228         ALLREDUCE_AND_FREE(mpi_type, MPI_BAND, in, out, sol);           \
 229     }
 230
 231 #define band_test2(type, mpi_type)                                      \
 232     {                                                                   \
 233         DECL_MALLOC_IN_OUT_SOL(type);                                   \
 234         if (SMPI_VARGET_GLOBAL(rank) == SMPI_VARGET_GLOBAL(size)-1) {                                           \
 235             SET_INDEX_SUM(in, 0);                                       \
 236         }                                                               \
 237         else {                                                          \
 238             SET_INDEX_CONST(in, 0);                                     \
 239         }                                                               \
 240         SET_INDEX_CONST(sol, 0);                                        \
 241         SET_INDEX_CONST(out, 0);                                        \
 242         ALLREDUCE_AND_FREE(mpi_type, MPI_BAND, in, out, sol);           \
 243     }
 244
 245 #define maxloc_test(type, mpi_type)                                     \
 246     {                                                                   \
 247         DECL_MALLOC_IN_OUT_SOL(type);                                   \
 248         SET_INDEX_STRUCT_SUM(in, SMPI_VARGET_GLOBAL(rank), a);                              \
 249         SET_INDEX_STRUCT_CONST(in, SMPI_VARGET_GLOBAL(rank), b);                            \
 250         SET_INDEX_STRUCT_SUM(sol, SMPI_VARGET_GLOBAL(size) - 1, a);                         \
 251         SET_INDEX_STRUCT_CONST(sol, SMPI_VARGET_GLOBAL(size) - 1, b);                       \
 252         SET_INDEX_STRUCT_CONST(out, 0, a);                              \
 253         SET_INDEX_STRUCT_CONST(out, -1, b);                             \
 254         STRUCT_ALLREDUCE_AND_FREE(mpi_type, MPI_MAXLOC, in, out, sol);   \
 255     }
 256
 257 #define minloc_test(type, mpi_type)                                     \
 258     {                                                                   \
 259         DECL_MALLOC_IN_OUT_SOL(type);                                   \
 260         SET_INDEX_STRUCT_SUM(in, SMPI_VARGET_GLOBAL(rank), a);                              \
 261         SET_INDEX_STRUCT_CONST(in, SMPI_VARGET_GLOBAL(rank), b);                            \
 262         SET_INDEX_STRUCT_SUM(sol, 0, a);                                \
 263         SET_INDEX_STRUCT_CONST(sol, 0, b);                              \
 264         SET_INDEX_STRUCT_CONST(out, 0, a);                              \
 265         SET_INDEX_STRUCT_CONST(out, -1, b);                             \
 266         STRUCT_ALLREDUCE_AND_FREE(mpi_type, MPI_MINLOC, in, out, sol);  \
 267     }
 268
 269 #if MTEST_HAVE_MIN_MPI_VERSION(2,2)
 270 #define test_types_set_mpi_2_2_integer(op,post) do {                \
 271         op##_test##post(int8_t, MPI_INT8_T);                        \
 272         op##_test##post(int16_t, MPI_INT16_T);                      \
 273         op##_test##post(int32_t, MPI_INT32_T);                      \
 274         op##_test##post(int64_t, MPI_INT64_T);                      \
 275         op##_test##post(uint8_t, MPI_UINT8_T);                      \
 276         op##_test##post(uint16_t, MPI_UINT16_T);                    \
 277         op##_test##post(uint32_t, MPI_UINT32_T);                    \
 278         op##_test##post(uint64_t, MPI_UINT64_T);                    \
 279         op##_test##post(MPI_Aint, MPI_AINT);                        \
 280         op##_test##post(MPI_Offset, MPI_OFFSET);                    \
 281     } while (0)
 282 #else
 283 #define test_types_set_mpi_2_2_integer(op,post) do { } while (0)
 284 #endif
 285
 286 #if MTEST_HAVE_MIN_MPI_VERSION(3,0)
 287 #define test_types_set_mpi_3_0_integer(op,post) do {                \
 288         op##_test##post(MPI_SMPI_VARGET_GLOBAL(count), MPI_SMPI_VARGET_GLOBAL(count));                      \
 289     } while (0)
 290 #else
 291 #define test_types_set_mpi_3_0_integer(op,post) do { } while (0)
 292 #endif
 293
 294 #define test_types_set1(op, post)                                   \
 295     {                                                               \
 296         op##_test##post(int, MPI_INT);                              \
 297         op##_test##post(long, MPI_LONG);                            \
 298         op##_test##post(short, MPI_SHORT);                          \
 299         op##_test##post(unsigned short, MPI_UNSIGNED_SHORT);        \
 300         op##_test##post(unsigned, MPI_UNSIGNED);                    \
 301         op##_test##post(unsigned long, MPI_UNSIGNED_LONG);          \
 302         op##_test##post(unsigned char, MPI_UNSIGNED_CHAR);          \
 303         test_types_set_mpi_2_2_integer(op,post);                    \
 304         test_types_set_mpi_3_0_integer(op,post);                    \
 305     }
 306
 307 #define test_types_set2(op, post)               \
 308     {                                           \
 309         test_types_set1(op, post);              \
 310         op##_test##post(float, MPI_FLOAT);      \
 311         op##_test##post(double, MPI_DOUBLE);    \
 312     }
 313
 314 #define test_types_set3(op, post)                                   \
 315     {                                                               \
 316         op##_test##post(unsigned char, MPI_BYTE);                   \
 317     }
 318
 319 /* Make sure that we test complex and double complex, even if long
 320    double complex is not available */
 321 #if defined(USE_LONG_DOUBLE_COMPLEX)
 322
 323 #if MTEST_HAVE_MIN_MPI_VERSION(2,2) && defined(HAVE_FLOAT__COMPLEX) \
 324     && defined(HAVE_DOUBLE__COMPLEX) \
 325     && defined(HAVE_LONG_DOUBLE__COMPLEX)
 326 #define test_types_set4(op, post)                                             \
 327     do {                                                                      \
 328         op##_test##post(float _Complex, MPI_C_FLOAT_COMPLEX);                 \
 329         op##_test##post(double _Complex, MPI_C_DOUBLE_COMPLEX);               \
 330         if (MPI_C_LONG_DOUBLE_COMPLEX != MPI_DATATYPE_NULL) {                 \
 331             op##_test##post(long double _Complex, MPI_C_LONG_DOUBLE_COMPLEX); \
 332         }                                                                     \
 333     } while (0)
 334
 335 #else
 336 #define test_types_set4(op, post) do { } while (0)
 337 #endif
 338 #else
 339
 340 #if MTEST_HAVE_MIN_MPI_VERSION(2,2) && defined(HAVE_FLOAT__COMPLEX) \
 341     && defined(HAVE_DOUBLE__COMPLEX)
 342 #define test_types_set4(op, post)                                         \
 343     do {                                                                  \
 344         op##_test##post(float _Complex, MPI_C_FLOAT_COMPLEX);             \
 345         op##_test##post(double _Complex, MPI_C_DOUBLE_COMPLEX);           \
 346     } while (0)
 347
 348 #else
 349 #define test_types_set4(op, post) do { } while (0)
 350 #endif
 351
 352 #endif /* defined(USE_LONG_DOUBLE_COMPLEX) */
 353
 354 #if MTEST_HAVE_MIN_MPI_VERSION(2,2) && defined(HAVE__BOOL)
 355 #define test_types_set5(op, post)           \
 356     do {                                    \
 357         op##_test##post(_Bool, MPI_C_BOOL); \
 358     } while (0)
 359
 360 #else
 361 #define test_types_set5(op, post) do { } while (0)
 362 #endif
 363
 364 int main( int argc, char **argv )
 365 {
 366     MTest_Init( &argc, &argv );
 367
 368     MPI_Comm_size(MPI_COMM_WORLD, &SMPI_VARGET_GLOBAL(size));
 369     MPI_Comm_rank(MPI_COMM_WORLD, &SMPI_VARGET_GLOBAL(rank));
 370
 371     if (SMPI_VARGET_GLOBAL(size) < 2) {
 372         fprintf( stderr, "At least 2 processes required\n" );
 373         MPI_Abort( MPI_COMM_WORLD, 1 );
 374         exit(1);
 375     }
 376
 377     /* Set errors return so that we can provide better information
 378        should a routine reject one of the operand/datatype pairs */
 379     MPI_Errhandler_set( MPI_COMM_WORLD, MPI_ERRORS_RETURN );
 380
 381     SMPI_VARGET_GLOBAL(count) = 10;
 382     /* Allow an argument to override the count.
 383        Note that the product tests may fail if the count is very large.
 384      */
 385     if (argc >= 2) {
 386         SMPI_VARGET_GLOBAL(count) = atoi( argv[1] );
 387         if  (SMPI_VARGET_GLOBAL(count) <= 0) {
 388             fprintf( stderr, "Invalid count argument %s\n", argv[1] );
 389             MPI_Abort( MPI_COMM_WORLD, 1 );
 390             exit(1);
 391         }
 392     }
 393
 394     test_types_set2(sum, 1);
 395     test_types_set2(prod, 1);
 396     test_types_set2(max, 1);
 397     test_types_set2(min, 1);
 398
 399     test_types_set1(lor, 1);
 400     test_types_set1(lor, 2);
 401
 402     test_types_set1(lxor, 1);
 403     test_types_set1(lxor, 2);
 404     test_types_set1(lxor, 3);
 405
 406     test_types_set1(land, 1);
 407     test_types_set1(land, 2);
 408
 409     test_types_set1(bor, 1);
 410     test_types_set1(band, 1);
 411     test_types_set1(band, 2);
 412
 413     test_types_set1(bxor, 1);
 414     test_types_set1(bxor, 2);
 415     test_types_set1(bxor, 3);
 416
 417     test_types_set3(bor, 1);
 418     test_types_set3(band, 1);
 419     test_types_set3(band, 2);
 420
 421     test_types_set3(bxor, 1);
 422     test_types_set3(bxor, 2);
 423     test_types_set3(bxor, 3);
 424
 425     test_types_set4(sum, 1);
 426     test_types_set4(prod, 1);
 427
 428     test_types_set5(lor, 1);
 429     test_types_set5(lor, 2);
 430     test_types_set5(lxor, 1);
 431     test_types_set5(lxor, 2);
 432     test_types_set5(lxor, 3);
 433     test_types_set5(land, 1);
 434     test_types_set5(land, 2);
 435
 436     maxloc_test(struct int_test, MPI_2INT);
 437     maxloc_test(struct long_test, MPI_LONG_INT);
 438     maxloc_test(struct short_test, MPI_SHORT_INT);
 439     maxloc_test(struct float_test, MPI_FLOAT_INT);
 440     maxloc_test(struct double_test, MPI_DOUBLE_INT);
 441
 442     minloc_test(struct int_test, MPI_2INT);
 443     minloc_test(struct long_test, MPI_LONG_INT);
 444     minloc_test(struct short_test, MPI_SHORT_INT);
 445     minloc_test(struct float_test, MPI_FLOAT_INT);
 446     minloc_test(struct double_test, MPI_DOUBLE_INT);
 447
 448     MPI_Errhandler_set( MPI_COMM_WORLD, MPI_ERRORS_ARE_FATAL );
 449     MTest_Finalize( SMPI_VARGET_GLOBAL(cerrcnt) );
 450     MPI_Finalize();
 451     return 0;
 452 }