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