src/llvm/test/CodeGen/CellSPU/useful-harnesses/i64operations.c

   1 #include <stdio.h>
   2 #include "i64operations.h"
   3
   4 int64_t         tval_a = 1234567890003LL;
   5 int64_t         tval_b = 2345678901235LL;
   6 int64_t         tval_c = 1234567890001LL;
   7 int64_t         tval_d = 10001LL;
   8 int64_t         tval_e = 10000LL;
   9 uint64_t        tval_f = 0xffffff0750135eb9;
  10 int64_t         tval_g = -1;
  11
  12 /* ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~- */
  13
  14 int
  15 i64_eq(int64_t a, int64_t b)
  16 {
  17   return (a == b);
  18 }
  19
  20 int
  21 i64_neq(int64_t a, int64_t b)
  22 {
  23   return (a != b);
  24 }
  25
  26 int
  27 i64_gt(int64_t a, int64_t b)
  28 {
  29   return (a > b);
  30 }
  31
  32 int
  33 i64_le(int64_t a, int64_t b)
  34 {
  35   return (a <= b);
  36 }
  37
  38 int
  39 i64_ge(int64_t a, int64_t b) {
  40   return (a >= b);
  41 }
  42
  43 int
  44 i64_lt(int64_t a, int64_t b) {
  45   return (a < b);
  46 }
  47
  48 int
  49 i64_uge(uint64_t a, uint64_t b)
  50 {
  51   return (a >= b);
  52 }
  53
  54 int
  55 i64_ult(uint64_t a, uint64_t b)
  56 {
  57   return (a < b);
  58 }
  59
  60 int
  61 i64_ugt(uint64_t a, uint64_t b)
  62 {
  63   return (a > b);
  64 }
  65
  66 int
  67 i64_ule(uint64_t a, uint64_t b)
  68 {
  69   return (a <= b);
  70 }
  71
  72 int64_t
  73 i64_eq_select(int64_t a, int64_t b, int64_t c, int64_t d)
  74 {
  75   return ((a == b) ? c : d);
  76 }
  77
  78 int64_t
  79 i64_neq_select(int64_t a, int64_t b, int64_t c, int64_t d)
  80 {
  81   return ((a != b) ? c : d);
  82 }
  83
  84 int64_t
  85 i64_gt_select(int64_t a, int64_t b, int64_t c, int64_t d) {
  86   return ((a > b) ? c : d);
  87 }
  88
  89 int64_t
  90 i64_le_select(int64_t a, int64_t b, int64_t c, int64_t d) {
  91   return ((a <= b) ? c : d);
  92 }
  93
  94 int64_t
  95 i64_ge_select(int64_t a, int64_t b, int64_t c, int64_t d) {
  96   return ((a >= b) ? c : d);
  97 }
  98
  99 int64_t
 100 i64_lt_select(int64_t a, int64_t b, int64_t c, int64_t d) {
 101   return ((a < b) ? c : d);
 102 }
 103
 104 uint64_t
 105 i64_ugt_select(uint64_t a, uint64_t b, uint64_t c, uint64_t d)
 106 {
 107   return ((a > b) ? c : d);
 108 }
 109
 110 uint64_t
 111 i64_ule_select(uint64_t a, uint64_t b, uint64_t c, uint64_t d)
 112 {
 113   return ((a <= b) ? c : d);
 114 }
 115
 116 uint64_t
 117 i64_uge_select(uint64_t a, uint64_t b, uint64_t c, uint64_t d) {
 118   return ((a >= b) ? c : d);
 119 }
 120
 121 uint64_t
 122 i64_ult_select(uint64_t a, uint64_t b, uint64_t c, uint64_t d) {
 123   return ((a < b) ? c : d);
 124 }
 125
 126 /* ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~- */
 127
 128 struct harness_int64_pred int64_tests_eq[] = {
 129   {"a %s a", &tval_a, &tval_a, &tval_c, &tval_d, TRUE_VAL, &tval_c},
 130   {"a %s b", &tval_a, &tval_b, &tval_c, &tval_d, FALSE_VAL, &tval_d},
 131   {"a %s c", &tval_a, &tval_c, &tval_c, &tval_d, FALSE_VAL, &tval_d},
 132   {"d %s e", &tval_d, &tval_e, &tval_c, &tval_d, FALSE_VAL, &tval_d},
 133   {"e %s e", &tval_e, &tval_e, &tval_c, &tval_d, TRUE_VAL, &tval_c}
 134 };
 135
 136 struct harness_int64_pred int64_tests_neq[] = {
 137   {"a %s a", &tval_a, &tval_a, &tval_c, &tval_d, FALSE_VAL, &tval_d},
 138   {"a %s b", &tval_a, &tval_b, &tval_c, &tval_d, TRUE_VAL, &tval_c},
 139   {"a %s c", &tval_a, &tval_c, &tval_c, &tval_d, TRUE_VAL, &tval_c},
 140   {"d %s e", &tval_d, &tval_e, &tval_c, &tval_d, TRUE_VAL, &tval_c},
 141   {"e %s e", &tval_e, &tval_e, &tval_c, &tval_d, FALSE_VAL, &tval_d}
 142 };
 143
 144 struct harness_int64_pred int64_tests_sgt[] = {
 145   {"a %s a", &tval_a, &tval_a, &tval_c, &tval_d, FALSE_VAL, &tval_d},
 146   {"a %s b", &tval_a, &tval_b, &tval_c, &tval_d, FALSE_VAL, &tval_d},
 147   {"a %s c", &tval_a, &tval_c, &tval_c, &tval_d, TRUE_VAL, &tval_c},
 148   {"d %s e", &tval_d, &tval_e, &tval_c, &tval_d, TRUE_VAL, &tval_c},
 149   {"e %s e", &tval_e, &tval_e, &tval_c, &tval_d, FALSE_VAL, &tval_d}
 150 };
 151
 152 struct harness_int64_pred int64_tests_sle[] = {
 153   {"a %s a", &tval_a, &tval_a, &tval_c, &tval_d, TRUE_VAL, &tval_c},
 154   {"a %s b", &tval_a, &tval_b, &tval_c, &tval_d, TRUE_VAL, &tval_c},
 155   {"a %s c", &tval_a, &tval_c, &tval_c, &tval_d, FALSE_VAL, &tval_d},
 156   {"d %s e", &tval_d, &tval_e, &tval_c, &tval_d, FALSE_VAL, &tval_d},
 157   {"e %s e", &tval_e, &tval_e, &tval_c, &tval_d, TRUE_VAL, &tval_c}
 158 };
 159
 160 struct harness_int64_pred int64_tests_sge[] = {
 161   {"a %s a", &tval_a, &tval_a, &tval_c, &tval_d, TRUE_VAL, &tval_c},
 162   {"a %s b", &tval_a, &tval_b, &tval_c, &tval_d, FALSE_VAL, &tval_d},
 163   {"a %s c", &tval_a, &tval_c, &tval_c, &tval_d, TRUE_VAL, &tval_c},
 164   {"d %s e", &tval_d, &tval_e, &tval_c, &tval_d, TRUE_VAL, &tval_c},
 165   {"e %s e", &tval_e, &tval_e, &tval_c, &tval_d, TRUE_VAL, &tval_c}
 166 };
 167
 168 struct harness_int64_pred int64_tests_slt[] = {
 169   {"a %s a", &tval_a, &tval_a, &tval_c, &tval_d, FALSE_VAL, &tval_d},
 170   {"a %s b", &tval_a, &tval_b, &tval_c, &tval_d, TRUE_VAL, &tval_c},
 171   {"a %s c", &tval_a, &tval_c, &tval_c, &tval_d, FALSE_VAL, &tval_d},
 172   {"d %s e", &tval_d, &tval_e, &tval_c, &tval_d, FALSE_VAL, &tval_d},
 173   {"e %s e", &tval_e, &tval_e, &tval_c, &tval_d, FALSE_VAL, &tval_d}
 174 };
 175
 176 struct int64_pred_s int64_preds[] = {
 177   {"eq", i64_eq, i64_eq_select,
 178      int64_tests_eq, ARR_SIZE(int64_tests_eq)},
 179   {"neq", i64_neq, i64_neq_select,
 180      int64_tests_neq, ARR_SIZE(int64_tests_neq)},
 181   {"gt", i64_gt, i64_gt_select,
 182      int64_tests_sgt, ARR_SIZE(int64_tests_sgt)},
 183   {"le", i64_le, i64_le_select,
 184      int64_tests_sle, ARR_SIZE(int64_tests_sle)},
 185   {"ge", i64_ge, i64_ge_select,
 186      int64_tests_sge, ARR_SIZE(int64_tests_sge)},
 187   {"lt", i64_lt, i64_lt_select,
 188      int64_tests_slt, ARR_SIZE(int64_tests_slt)}
 189 };
 190
 191 /* ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~- */
 192
 193 struct harness_uint64_pred uint64_tests_ugt[] = {
 194   {"a %s a", (uint64_t *) &tval_a, (uint64_t *) &tval_a, (uint64_t *) &tval_c,
 195      (uint64_t *) &tval_d, FALSE_VAL, (uint64_t *) &tval_d},
 196   {"a %s b", (uint64_t *) &tval_a, (uint64_t *) &tval_b, (uint64_t *) &tval_c,
 197      (uint64_t *) &tval_d, FALSE_VAL, (uint64_t *) &tval_d },
 198   {"a %s c", (uint64_t *) &tval_a, (uint64_t *) &tval_c, (uint64_t *) &tval_c,
 199      (uint64_t *) &tval_d, TRUE_VAL, (uint64_t *) &tval_c },
 200   {"d %s e", (uint64_t *) &tval_d, (uint64_t *) &tval_e, (uint64_t *) &tval_c,
 201      (uint64_t *) &tval_d, TRUE_VAL, (uint64_t *) &tval_c },
 202   {"e %s e", (uint64_t *) &tval_e, (uint64_t *) &tval_e, (uint64_t *) &tval_c,
 203      (uint64_t *) &tval_d, FALSE_VAL, (uint64_t *) &tval_d }
 204 };
 205
 206 struct harness_uint64_pred uint64_tests_ule[] = {
 207   {"a %s a", (uint64_t *) &tval_a, (uint64_t *) &tval_a, (uint64_t *) &tval_c,
 208      (uint64_t *) &tval_d, TRUE_VAL, (uint64_t *) &tval_c},
 209   {"a %s b", (uint64_t *) &tval_a, (uint64_t *) &tval_b, (uint64_t *) &tval_c,
 210      (uint64_t *) &tval_d, TRUE_VAL, (uint64_t *) &tval_c},
 211   {"a %s c", (uint64_t *) &tval_a, (uint64_t *) &tval_c, (uint64_t *) &tval_c,
 212      (uint64_t *) &tval_d, FALSE_VAL, (uint64_t *) &tval_d},
 213   {"d %s e", (uint64_t *) &tval_d, (uint64_t *) &tval_e, (uint64_t *) &tval_c,
 214      (uint64_t *) &tval_d, FALSE_VAL, (uint64_t *) &tval_d},
 215   {"e %s e", (uint64_t *) &tval_e, (uint64_t *) &tval_e, (uint64_t *) &tval_c,
 216      (uint64_t *) &tval_d, TRUE_VAL, (uint64_t *) &tval_c}
 217 };
 218
 219 struct harness_uint64_pred uint64_tests_uge[] = {
 220   {"a %s a", (uint64_t *) &tval_a, (uint64_t *) &tval_a, (uint64_t *) &tval_c,
 221      (uint64_t *) &tval_d, TRUE_VAL, (uint64_t *) &tval_c},
 222   {"a %s b", (uint64_t *) &tval_a, (uint64_t *) &tval_b, (uint64_t *) &tval_c,
 223      (uint64_t *) &tval_d, FALSE_VAL, (uint64_t *) &tval_d},
 224   {"a %s c", (uint64_t *) &tval_a, (uint64_t *) &tval_c, (uint64_t *) &tval_c,
 225      (uint64_t *) &tval_d, TRUE_VAL, (uint64_t *) &tval_c},
 226   {"d %s e", (uint64_t *) &tval_d, (uint64_t *) &tval_e, (uint64_t *) &tval_c,
 227      (uint64_t *) &tval_d, TRUE_VAL, (uint64_t *) &tval_c},
 228   {"e %s e", (uint64_t *) &tval_e, (uint64_t *) &tval_e, (uint64_t *) &tval_c,
 229      (uint64_t *) &tval_d, TRUE_VAL, (uint64_t *) &tval_c}
 230 };
 231
 232 struct harness_uint64_pred uint64_tests_ult[] = {
 233   {"a %s a", (uint64_t *) &tval_a, (uint64_t *) &tval_a, (uint64_t *) &tval_c,
 234      (uint64_t *) &tval_d, FALSE_VAL, (uint64_t *) &tval_d},
 235   {"a %s b", (uint64_t *) &tval_a, (uint64_t *) &tval_b, (uint64_t *) &tval_c,
 236      (uint64_t *) &tval_d, TRUE_VAL, (uint64_t *) &tval_c},
 237   {"a %s c", (uint64_t *) &tval_a, (uint64_t *) &tval_c, (uint64_t *) &tval_c,
 238      (uint64_t *) &tval_d, FALSE_VAL, (uint64_t *) &tval_d},
 239   {"d %s e", (uint64_t *) &tval_d, (uint64_t *) &tval_e, (uint64_t *) &tval_c,
 240      (uint64_t *) &tval_d, FALSE_VAL, (uint64_t *) &tval_d},
 241   {"e %s e", (uint64_t *) &tval_e, (uint64_t *) &tval_e, (uint64_t *) &tval_c,
 242      (uint64_t *) &tval_d, FALSE_VAL, (uint64_t *) &tval_d}
 243 };
 244
 245 struct uint64_pred_s uint64_preds[] = {
 246   {"ugt", i64_ugt, i64_ugt_select,
 247      uint64_tests_ugt, ARR_SIZE(uint64_tests_ugt)},
 248   {"ule", i64_ule, i64_ule_select,
 249      uint64_tests_ule, ARR_SIZE(uint64_tests_ule)},
 250   {"uge", i64_uge, i64_uge_select,
 251      uint64_tests_uge, ARR_SIZE(uint64_tests_uge)},
 252   {"ult", i64_ult, i64_ult_select,
 253      uint64_tests_ult, ARR_SIZE(uint64_tests_ult)}
 254 };
 255
 256 int
 257 compare_expect_int64(const struct int64_pred_s * pred)
 258 {
 259   int             j, failed = 0;
 260
 261   for (j = 0; j < pred->n_tests; ++j) {
 262     int             pred_result;
 263
 264     pred_result = (*pred->predfunc) (*pred->tests[j].lhs, *pred->tests[j].rhs);
 265
 266     if (pred_result != pred->tests[j].expected) {
 267       char            str[64];
 268
 269       sprintf(str, pred->tests[j].fmt_string, pred->name);
 270       printf("%s: returned value is %d, expecting %d\n", str,
 271              pred_result, pred->tests[j].expected);
 272       printf("  lhs = %19lld (0x%016llx)\n", *pred->tests[j].lhs,
 273              *pred->tests[j].lhs);
 274       printf("  rhs = %19lld (0x%016llx)\n", *pred->tests[j].rhs,
 275              *pred->tests[j].rhs);
 276       ++failed;
 277     } else {
 278       int64_t         selresult;
 279
 280       selresult = (pred->selfunc) (*pred->tests[j].lhs, *pred->tests[j].rhs,
 281                                    *pred->tests[j].select_a,
 282                                    *pred->tests[j].select_b);
 283
 284       if (selresult != *pred->tests[j].select_expected) {
 285         char            str[64];
 286
 287         sprintf(str, pred->tests[j].fmt_string, pred->name);
 288         printf("%s select: returned value is %d, expecting %d\n", str,
 289                pred_result, pred->tests[j].expected);
 290         printf("  lhs   = %19lld (0x%016llx)\n", *pred->tests[j].lhs,
 291                *pred->tests[j].lhs);
 292         printf("  rhs   = %19lld (0x%016llx)\n", *pred->tests[j].rhs,
 293                *pred->tests[j].rhs);
 294         printf("  true  = %19lld (0x%016llx)\n", *pred->tests[j].select_a,
 295                *pred->tests[j].select_a);
 296         printf("  false = %19lld (0x%016llx)\n", *pred->tests[j].select_b,
 297                *pred->tests[j].select_b);
 298         ++failed;
 299       }
 300     }
 301   }
 302
 303   printf("  %d tests performed, should be %d.\n", j, pred->n_tests);
 304
 305   return failed;
 306 }
 307
 308 int
 309 compare_expect_uint64(const struct uint64_pred_s * pred)
 310 {
 311   int             j, failed = 0;
 312
 313   for (j = 0; j < pred->n_tests; ++j) {
 314     int             pred_result;
 315
 316     pred_result = (*pred->predfunc) (*pred->tests[j].lhs, *pred->tests[j].rhs);
 317     if (pred_result != pred->tests[j].expected) {
 318       char            str[64];
 319
 320       sprintf(str, pred->tests[j].fmt_string, pred->name);
 321       printf("%s: returned value is %d, expecting %d\n", str,
 322              pred_result, pred->tests[j].expected);
 323       printf("  lhs = %19llu (0x%016llx)\n", *pred->tests[j].lhs,
 324              *pred->tests[j].lhs);
 325       printf("  rhs = %19llu (0x%016llx)\n", *pred->tests[j].rhs,
 326              *pred->tests[j].rhs);
 327       ++failed;
 328     } else {
 329       uint64_t        selresult;
 330
 331       selresult = (pred->selfunc) (*pred->tests[j].lhs, *pred->tests[j].rhs,
 332                                    *pred->tests[j].select_a,
 333                                    *pred->tests[j].select_b);
 334       if (selresult != *pred->tests[j].select_expected) {
 335         char            str[64];
 336
 337         sprintf(str, pred->tests[j].fmt_string, pred->name);
 338         printf("%s select: returned value is %d, expecting %d\n", str,
 339                pred_result, pred->tests[j].expected);
 340         printf("  lhs   = %19llu (0x%016llx)\n", *pred->tests[j].lhs,
 341                *pred->tests[j].lhs);
 342         printf("  rhs   = %19llu (0x%016llx)\n", *pred->tests[j].rhs,
 343                *pred->tests[j].rhs);
 344         printf("  true  = %19llu (0x%016llx)\n", *pred->tests[j].select_a,
 345                *pred->tests[j].select_a);
 346         printf("  false = %19llu (0x%016llx)\n", *pred->tests[j].select_b,
 347                *pred->tests[j].select_b);
 348         ++failed;
 349       }
 350     }
 351   }
 352
 353   printf("  %d tests performed, should be %d.\n", j, pred->n_tests);
 354
 355   return failed;
 356 }
 357
 358 /* ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~- */
 359
 360 int
 361 test_i64_sext_i32(int in, int64_t expected) {
 362   int64_t result = (int64_t) in;
 363
 364   if (result != expected) {
 365     char str[64];
 366     sprintf(str, "i64_sext_i32(%d) returns %lld\n", in, result);
 367     return 1;
 368   }
 369
 370   return 0;
 371 }
 372
 373 int
 374 test_i64_sext_i16(short in, int64_t expected) {
 375   int64_t result = (int64_t) in;
 376
 377   if (result != expected) {
 378     char str[64];
 379     sprintf(str, "i64_sext_i16(%hd) returns %lld\n", in, result);
 380     return 1;
 381   }
 382
 383   return 0;
 384 }
 385
 386 int
 387 test_i64_sext_i8(signed char in, int64_t expected) {
 388   int64_t result = (int64_t) in;
 389
 390   if (result != expected) {
 391     char str[64];
 392     sprintf(str, "i64_sext_i8(%d) returns %lld\n", in, result);
 393     return 1;
 394   }
 395
 396   return 0;
 397 }
 398
 399 int
 400 test_i64_zext_i32(unsigned int in, uint64_t expected) {
 401   uint64_t result = (uint64_t) in;
 402
 403   if (result != expected) {
 404     char str[64];
 405     sprintf(str, "i64_zext_i32(%u) returns %llu\n", in, result);
 406     return 1;
 407   }
 408
 409   return 0;
 410 }
 411
 412 int
 413 test_i64_zext_i16(unsigned short in, uint64_t expected) {
 414   uint64_t result = (uint64_t) in;
 415
 416   if (result != expected) {
 417     char str[64];
 418     sprintf(str, "i64_zext_i16(%hu) returns %llu\n", in, result);
 419     return 1;
 420   }
 421
 422   return 0;
 423 }
 424
 425 int
 426 test_i64_zext_i8(unsigned char in, uint64_t expected) {
 427   uint64_t result = (uint64_t) in;
 428
 429   if (result != expected) {
 430     char str[64];
 431     sprintf(str, "i64_zext_i8(%u) returns %llu\n", in, result);
 432     return 1;
 433   }
 434
 435   return 0;
 436 }
 437
 438 /* ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~- */
 439
 440 int64_t
 441 i64_shl_const(int64_t a) {
 442   return a << 10;
 443 }
 444
 445 int64_t
 446 i64_shl(int64_t a, int amt) {
 447   return a << amt;
 448 }
 449
 450 uint64_t
 451 u64_shl_const(uint64_t a) {
 452   return a << 10;
 453 }
 454
 455 uint64_t
 456 u64_shl(uint64_t a, int amt) {
 457   return a << amt;
 458 }
 459
 460 int64_t
 461 i64_srl_const(int64_t a) {
 462   return a >> 10;
 463 }
 464
 465 int64_t
 466 i64_srl(int64_t a, int amt) {
 467   return a >> amt;
 468 }
 469
 470 uint64_t
 471 u64_srl_const(uint64_t a) {
 472   return a >> 10;
 473 }
 474
 475 uint64_t
 476 u64_srl(uint64_t a, int amt) {
 477   return a >> amt;
 478 }
 479
 480 int64_t
 481 i64_sra_const(int64_t a) {
 482   return a >> 10;
 483 }
 484
 485 int64_t
 486 i64_sra(int64_t a, int amt) {
 487   return a >> amt;
 488 }
 489
 490 uint64_t
 491 u64_sra_const(uint64_t a) {
 492   return a >> 10;
 493 }
 494
 495 uint64_t
 496 u64_sra(uint64_t a, int amt) {
 497   return a >> amt;
 498 }
 499
 500 int
 501 test_u64_constant_shift(const char *func_name, uint64_t (*func)(uint64_t), uint64_t a, uint64_t expected) {
 502   uint64_t result = (*func)(a);
 503
 504   if (result != expected) {
 505     printf("%s(0x%016llx) returns 0x%016llx, expected 0x%016llx\n", func_name, a, result, expected);
 506     return 1;
 507   }
 508
 509   return 0;
 510 }
 511
 512 int
 513 test_i64_constant_shift(const char *func_name, int64_t (*func)(int64_t), int64_t a, int64_t expected) {
 514   int64_t result = (*func)(a);
 515
 516   if (result != expected) {
 517     printf("%s(0x%016llx) returns 0x%016llx, expected 0x%016llx\n", func_name, a, result, expected);
 518     return 1;
 519   }
 520
 521   return 0;
 522 }
 523
 524 int
 525 test_u64_variable_shift(const char *func_name, uint64_t (*func)(uint64_t, int), uint64_t a, unsigned int b, uint64_t expected) {
 526   uint64_t result = (*func)(a, b);
 527
 528   if (result != expected) {
 529     printf("%s(0x%016llx, %d) returns 0x%016llx, expected 0x%016llx\n", func_name, a, b, result, expected);
 530     return 1;
 531   }
 532
 533   return 0;
 534 }
 535
 536 int
 537 test_i64_variable_shift(const char *func_name, int64_t (*func)(int64_t, int), int64_t a, unsigned int b, int64_t expected) {
 538   int64_t result = (*func)(a, b);
 539
 540   if (result != expected) {
 541     printf("%s(0x%016llx, %d) returns 0x%016llx, expected 0x%016llx\n", func_name, a, b, result, expected);
 542     return 1;
 543   }
 544
 545   return 0;
 546 }
 547
 548 /* ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~- */
 549
 550 int64_t i64_mul(int64_t a, int64_t b) {
 551   return a * b;
 552 }
 553
 554 /* ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~- */
 555
 556 int
 557 main(void)
 558 {
 559   int             i, j, failed = 0;
 560   const char     *something_failed = "  %d tests failed.\n";
 561   const char     *all_tests_passed = "  All tests passed.\n";
 562
 563   printf("tval_a = %20lld (0x%016llx)\n", tval_a, tval_a);
 564   printf("tval_b = %20lld (0x%016llx)\n", tval_b, tval_b);
 565   printf("tval_c = %20lld (0x%016llx)\n", tval_c, tval_c);
 566   printf("tval_d = %20lld (0x%016llx)\n", tval_d, tval_d);
 567   printf("tval_e = %20lld (0x%016llx)\n", tval_e, tval_e);
 568   printf("tval_f = %20llu (0x%016llx)\n", tval_f, tval_f);
 569   printf("tval_g = %20llu (0x%016llx)\n", tval_g, tval_g);
 570   printf("----------------------------------------\n");
 571
 572   for (i = 0; i < ARR_SIZE(int64_preds); ++i) {
 573     printf("%s series:\n", int64_preds[i].name);
 574     if ((failed = compare_expect_int64(int64_preds + i)) > 0) {
 575       printf(something_failed, failed);
 576     } else {
 577       printf(all_tests_passed);
 578     }
 579
 580     printf("----------------------------------------\n");
 581   }
 582
 583   for (i = 0; i < ARR_SIZE(uint64_preds); ++i) {
 584     printf("%s series:\n", uint64_preds[i].name);
 585     if ((failed = compare_expect_uint64(uint64_preds + i)) > 0) {
 586       printf(something_failed, failed);
 587     } else {
 588       printf(all_tests_passed);
 589     }
 590
 591     printf("----------------------------------------\n");
 592   }
 593
 594   /*----------------------------------------------------------------------*/
 595
 596   puts("signed/zero-extend tests:");
 597
 598   failed = 0;
 599   failed += test_i64_sext_i32(-1, -1LL);
 600   failed += test_i64_sext_i32(10, 10LL);
 601   failed += test_i64_sext_i32(0x7fffffff, 0x7fffffffLL);
 602   failed += test_i64_sext_i16(-1, -1LL);
 603   failed += test_i64_sext_i16(10, 10LL);
 604   failed += test_i64_sext_i16(0x7fff, 0x7fffLL);
 605   failed += test_i64_sext_i8(-1, -1LL);
 606   failed += test_i64_sext_i8(10, 10LL);
 607   failed += test_i64_sext_i8(0x7f, 0x7fLL);
 608
 609   failed += test_i64_zext_i32(0xffffffff, 0x00000000ffffffffLLU);
 610   failed += test_i64_zext_i32(0x01234567, 0x0000000001234567LLU);
 611   failed += test_i64_zext_i16(0xffff,     0x000000000000ffffLLU);
 612   failed += test_i64_zext_i16(0x569a,     0x000000000000569aLLU);
 613   failed += test_i64_zext_i8(0xff,        0x00000000000000ffLLU);
 614   failed += test_i64_zext_i8(0xa0,        0x00000000000000a0LLU);
 615
 616   if (failed > 0) {
 617     printf("  %d tests failed.\n", failed);
 618   } else {
 619     printf("  All tests passed.\n");
 620   }
 621
 622   printf("----------------------------------------\n");
 623
 624   failed = 0;
 625   puts("signed left/right shift tests:");
 626   failed += test_i64_constant_shift("i64_shl_const", i64_shl_const, tval_a,     0x00047dc7ec114c00LL);
 627   failed += test_i64_variable_shift("i64_shl",       i64_shl,       tval_a, 10, 0x00047dc7ec114c00LL);
 628   failed += test_i64_constant_shift("i64_srl_const", i64_srl_const, tval_a,     0x0000000047dc7ec1LL);
 629   failed += test_i64_variable_shift("i64_srl",       i64_srl,       tval_a, 10, 0x0000000047dc7ec1LL);
 630   failed += test_i64_constant_shift("i64_sra_const", i64_sra_const, tval_a,     0x0000000047dc7ec1LL);
 631   failed += test_i64_variable_shift("i64_sra",       i64_sra,       tval_a, 10, 0x0000000047dc7ec1LL);
 632
 633   if (failed > 0) {
 634     printf("  %d tests ailed.\n", failed);
 635   } else {
 636     printf("  All tests passed.\n");
 637   }
 638
 639   printf("----------------------------------------\n");
 640
 641   failed = 0;
 642   puts("unsigned left/right shift tests:");
 643   failed += test_u64_constant_shift("u64_shl_const", u64_shl_const,  tval_f,     0xfffc1d404d7ae400LL);
 644   failed += test_u64_variable_shift("u64_shl",       u64_shl,        tval_f, 10, 0xfffc1d404d7ae400LL);
 645   failed += test_u64_constant_shift("u64_srl_const", u64_srl_const,  tval_f,     0x003fffffc1d404d7LL);
 646   failed += test_u64_variable_shift("u64_srl",       u64_srl,        tval_f, 10, 0x003fffffc1d404d7LL);
 647   failed += test_i64_constant_shift("i64_sra_const", i64_sra_const,  tval_f,     0xffffffffc1d404d7LL);
 648   failed += test_i64_variable_shift("i64_sra",       i64_sra,        tval_f, 10, 0xffffffffc1d404d7LL);
 649   failed += test_u64_constant_shift("u64_sra_const", u64_sra_const,  tval_f,     0x003fffffc1d404d7LL);
 650   failed += test_u64_variable_shift("u64_sra",       u64_sra,        tval_f, 10, 0x003fffffc1d404d7LL);
 651
 652   if (failed > 0) {
 653     printf("  %d tests ailed.\n", failed);
 654   } else {
 655     printf("  All tests passed.\n");
 656   }
 657
 658   printf("----------------------------------------\n");
 659
 660   int64_t result;
 661
 662   result = i64_mul(tval_g, tval_g);
 663   printf("%20lld * %20lld = %20lld (0x%016llx)\n", tval_g, tval_g, result, result);
 664   result = i64_mul(tval_d, tval_e);
 665   printf("%20lld * %20lld = %20lld (0x%016llx)\n", tval_d, tval_e, result, result);
 666   /* 0xba7a664f13077c9 */
 667   result = i64_mul(tval_a, tval_b);
 668   printf("%20lld * %20lld = %20lld (0x%016llx)\n", tval_a, tval_b, result, result);
 669
 670   printf("----------------------------------------\n");
 671
 672   return 0;
 673 }