1 /* 2 * kmp_settings.cpp -- Initialize environment variables 3 */ 4 5 //===----------------------------------------------------------------------===// 6 // 7 // The LLVM Compiler Infrastructure 8 // 9 // This file is dual licensed under the MIT and the University of Illinois Open 10 // Source Licenses. See LICENSE.txt for details. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "kmp.h" 15 #include "kmp_affinity.h" 16 #include "kmp_atomic.h" 17 #include "kmp_environment.h" 18 #include "kmp_i18n.h" 19 #include "kmp_io.h" 20 #include "kmp_itt.h" 21 #include "kmp_lock.h" 22 #include "kmp_settings.h" 23 #include "kmp_str.h" 24 #include "kmp_wrapper_getpid.h" 25 #include <ctype.h> // toupper() 26 27 static int __kmp_env_toPrint(char const *name, int flag); 28 29 bool __kmp_env_format = 0; // 0 - old format; 1 - new format 30 31 // ----------------------------------------------------------------------------- 32 // Helper string functions. Subject to move to kmp_str. 33 34 static double __kmp_convert_to_double(char const *s) { 35 double result; 36 37 if (KMP_SSCANF(s, "%lf", &result) < 1) { 38 result = 0.0; 39 } 40 41 return result; 42 } 43 44 #ifdef KMP_DEBUG 45 static unsigned int __kmp_readstr_with_sentinel(char *dest, char const *src, 46 size_t len, char sentinel) { 47 unsigned int i; 48 for (i = 0; i < len; i++) { 49 if ((*src == '\0') || (*src == sentinel)) { 50 break; 51 } 52 *(dest++) = *(src++); 53 } 54 *dest = '\0'; 55 return i; 56 } 57 #endif 58 59 static int __kmp_match_with_sentinel(char const *a, char const *b, size_t len, 60 char sentinel) { 61 size_t l = 0; 62 63 if (a == NULL) 64 a = ""; 65 if (b == NULL) 66 b = ""; 67 while (*a && *b && *b != sentinel) { 68 char ca = *a, cb = *b; 69 70 if (ca >= 'a' && ca <= 'z') 71 ca -= 'a' - 'A'; 72 if (cb >= 'a' && cb <= 'z') 73 cb -= 'a' - 'A'; 74 if (ca != cb) 75 return FALSE; 76 ++l; 77 ++a; 78 ++b; 79 } 80 return l >= len; 81 } 82 83 // Expected usage: 84 // token is the token to check for. 85 // buf is the string being parsed. 86 // *end returns the char after the end of the token. 87 // it is not modified unless a match occurs. 88 // 89 // Example 1: 90 // 91 // if (__kmp_match_str("token", buf, *end) { 92 // <do something> 93 // buf = end; 94 // } 95 // 96 // Example 2: 97 // 98 // if (__kmp_match_str("token", buf, *end) { 99 // char *save = **end; 100 // **end = sentinel; 101 // <use any of the __kmp*_with_sentinel() functions> 102 // **end = save; 103 // buf = end; 104 // } 105 106 static int __kmp_match_str(char const *token, char const *buf, 107 const char **end) { 108 109 KMP_ASSERT(token != NULL); 110 KMP_ASSERT(buf != NULL); 111 KMP_ASSERT(end != NULL); 112 113 while (*token && *buf) { 114 char ct = *token, cb = *buf; 115 116 if (ct >= 'a' && ct <= 'z') 117 ct -= 'a' - 'A'; 118 if (cb >= 'a' && cb <= 'z') 119 cb -= 'a' - 'A'; 120 if (ct != cb) 121 return FALSE; 122 ++token; 123 ++buf; 124 } 125 if (*token) { 126 return FALSE; 127 } 128 *end = buf; 129 return TRUE; 130 } 131 132 static size_t __kmp_round4k(size_t size) { 133 size_t _4k = 4 * 1024; 134 if (size & (_4k - 1)) { 135 size &= ~(_4k - 1); 136 if (size <= KMP_SIZE_T_MAX - _4k) { 137 size += _4k; // Round up if there is no overflow. 138 } 139 } 140 return size; 141 } // __kmp_round4k 142 143 /* Here, multipliers are like __kmp_convert_to_seconds, but floating-point 144 values are allowed, and the return value is in milliseconds. The default 145 multiplier is milliseconds. Returns INT_MAX only if the value specified 146 matches "infinit*". Returns -1 if specified string is invalid. */ 147 int __kmp_convert_to_milliseconds(char const *data) { 148 int ret, nvalues, factor; 149 char mult, extra; 150 double value; 151 152 if (data == NULL) 153 return (-1); 154 if (__kmp_str_match("infinit", -1, data)) 155 return (INT_MAX); 156 value = (double)0.0; 157 mult = '\0'; 158 nvalues = KMP_SSCANF(data, "%lf%c%c", &value, &mult, &extra); 159 if (nvalues < 1) 160 return (-1); 161 if (nvalues == 1) 162 mult = '\0'; 163 if (nvalues == 3) 164 return (-1); 165 166 if (value < 0) 167 return (-1); 168 169 switch (mult) { 170 case '\0': 171 /* default is milliseconds */ 172 factor = 1; 173 break; 174 case 's': 175 case 'S': 176 factor = 1000; 177 break; 178 case 'm': 179 case 'M': 180 factor = 1000 * 60; 181 break; 182 case 'h': 183 case 'H': 184 factor = 1000 * 60 * 60; 185 break; 186 case 'd': 187 case 'D': 188 factor = 1000 * 24 * 60 * 60; 189 break; 190 default: 191 return (-1); 192 } 193 194 if (value >= ((INT_MAX - 1) / factor)) 195 ret = INT_MAX - 1; /* Don't allow infinite value here */ 196 else 197 ret = (int)(value * (double)factor); /* truncate to int */ 198 199 return ret; 200 } 201 202 static int __kmp_strcasecmp_with_sentinel(char const *a, char const *b, 203 char sentinel) { 204 if (a == NULL) 205 a = ""; 206 if (b == NULL) 207 b = ""; 208 while (*a && *b && *b != sentinel) { 209 char ca = *a, cb = *b; 210 211 if (ca >= 'a' && ca <= 'z') 212 ca -= 'a' - 'A'; 213 if (cb >= 'a' && cb <= 'z') 214 cb -= 'a' - 'A'; 215 if (ca != cb) 216 return (int)(unsigned char)*a - (int)(unsigned char)*b; 217 ++a; 218 ++b; 219 } 220 return *a 221 ? (*b && *b != sentinel) 222 ? (int)(unsigned char)*a - (int)(unsigned char)*b 223 : 1 224 : (*b && *b != sentinel) ? -1 : 0; 225 } 226 227 // ============================================================================= 228 // Table structures and helper functions. 229 230 typedef struct __kmp_setting kmp_setting_t; 231 typedef struct __kmp_stg_ss_data kmp_stg_ss_data_t; 232 typedef struct __kmp_stg_wp_data kmp_stg_wp_data_t; 233 typedef struct __kmp_stg_fr_data kmp_stg_fr_data_t; 234 235 typedef void (*kmp_stg_parse_func_t)(char const *name, char const *value, 236 void *data); 237 typedef void (*kmp_stg_print_func_t)(kmp_str_buf_t *buffer, char const *name, 238 void *data); 239 240 struct __kmp_setting { 241 char const *name; // Name of setting (environment variable). 242 kmp_stg_parse_func_t parse; // Parser function. 243 kmp_stg_print_func_t print; // Print function. 244 void *data; // Data passed to parser and printer. 245 int set; // Variable set during this "session" 246 // (__kmp_env_initialize() or kmp_set_defaults() call). 247 int defined; // Variable set in any "session". 248 }; // struct __kmp_setting 249 250 struct __kmp_stg_ss_data { 251 size_t factor; // Default factor: 1 for KMP_STACKSIZE, 1024 for others. 252 kmp_setting_t **rivals; // Array of pointers to rivals (including itself). 253 }; // struct __kmp_stg_ss_data 254 255 struct __kmp_stg_wp_data { 256 int omp; // 0 -- KMP_LIBRARY, 1 -- OMP_WAIT_POLICY. 257 kmp_setting_t **rivals; // Array of pointers to rivals (including itself). 258 }; // struct __kmp_stg_wp_data 259 260 struct __kmp_stg_fr_data { 261 int force; // 0 -- KMP_DETERMINISTIC_REDUCTION, 1 -- KMP_FORCE_REDUCTION. 262 kmp_setting_t **rivals; // Array of pointers to rivals (including itself). 263 }; // struct __kmp_stg_fr_data 264 265 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found. 266 char const *name, // Name of variable. 267 char const *value, // Value of the variable. 268 kmp_setting_t **rivals // List of rival settings (must include current one). 269 ); 270 271 // ----------------------------------------------------------------------------- 272 // Helper parse functions. 273 274 static void __kmp_stg_parse_bool(char const *name, char const *value, 275 int *out) { 276 if (__kmp_str_match_true(value)) { 277 *out = TRUE; 278 } else if (__kmp_str_match_false(value)) { 279 *out = FALSE; 280 } else { 281 __kmp_msg(kmp_ms_warning, KMP_MSG(BadBoolValue, name, value), 282 KMP_HNT(ValidBoolValues), __kmp_msg_null); 283 } 284 } // __kmp_stg_parse_bool 285 286 static void __kmp_stg_parse_size(char const *name, char const *value, 287 size_t size_min, size_t size_max, 288 int *is_specified, size_t *out, 289 size_t factor) { 290 char const *msg = NULL; 291 #if KMP_OS_DARWIN 292 size_min = __kmp_round4k(size_min); 293 size_max = __kmp_round4k(size_max); 294 #endif // KMP_OS_DARWIN 295 if (value) { 296 if (is_specified != NULL) { 297 *is_specified = 1; 298 } 299 __kmp_str_to_size(value, out, factor, &msg); 300 if (msg == NULL) { 301 if (*out > size_max) { 302 *out = size_max; 303 msg = KMP_I18N_STR(ValueTooLarge); 304 } else if (*out < size_min) { 305 *out = size_min; 306 msg = KMP_I18N_STR(ValueTooSmall); 307 } else { 308 #if KMP_OS_DARWIN 309 size_t round4k = __kmp_round4k(*out); 310 if (*out != round4k) { 311 *out = round4k; 312 msg = KMP_I18N_STR(NotMultiple4K); 313 } 314 #endif 315 } 316 } else { 317 // If integer overflow occurred, * out == KMP_SIZE_T_MAX. Cut it to 318 // size_max silently. 319 if (*out < size_min) { 320 *out = size_max; 321 } else if (*out > size_max) { 322 *out = size_max; 323 } 324 } 325 if (msg != NULL) { 326 // Message is not empty. Print warning. 327 kmp_str_buf_t buf; 328 __kmp_str_buf_init(&buf); 329 __kmp_str_buf_print_size(&buf, *out); 330 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 331 KMP_INFORM(Using_str_Value, name, buf.str); 332 __kmp_str_buf_free(&buf); 333 } 334 } 335 } // __kmp_stg_parse_size 336 337 static void __kmp_stg_parse_str(char const *name, char const *value, 338 char **out) { 339 __kmp_str_free(out); 340 *out = __kmp_str_format("%s", value); 341 } // __kmp_stg_parse_str 342 343 static void __kmp_stg_parse_int( 344 char const 345 *name, // I: Name of environment variable (used in warning messages). 346 char const *value, // I: Value of environment variable to parse. 347 int min, // I: Miminal allowed value. 348 int max, // I: Maximum allowed value. 349 int *out // O: Output (parsed) value. 350 ) { 351 char const *msg = NULL; 352 kmp_uint64 uint = *out; 353 __kmp_str_to_uint(value, &uint, &msg); 354 if (msg == NULL) { 355 if (uint < (unsigned int)min) { 356 msg = KMP_I18N_STR(ValueTooSmall); 357 uint = min; 358 } else if (uint > (unsigned int)max) { 359 msg = KMP_I18N_STR(ValueTooLarge); 360 uint = max; 361 } 362 } else { 363 // If overflow occurred msg contains error message and uint is very big. Cut 364 // tmp it to INT_MAX. 365 if (uint < (unsigned int)min) { 366 uint = min; 367 } else if (uint > (unsigned int)max) { 368 uint = max; 369 } 370 } 371 if (msg != NULL) { 372 // Message is not empty. Print warning. 373 kmp_str_buf_t buf; 374 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 375 __kmp_str_buf_init(&buf); 376 __kmp_str_buf_print(&buf, "%" KMP_UINT64_SPEC "", uint); 377 KMP_INFORM(Using_uint64_Value, name, buf.str); 378 __kmp_str_buf_free(&buf); 379 } 380 *out = uint; 381 } // __kmp_stg_parse_int 382 383 #if KMP_DEBUG_ADAPTIVE_LOCKS 384 static void __kmp_stg_parse_file(char const *name, char const *value, 385 char *suffix, char **out) { 386 char buffer[256]; 387 char *t; 388 int hasSuffix; 389 __kmp_str_free(out); 390 t = (char *)strrchr(value, '.'); 391 hasSuffix = t && __kmp_str_eqf(t, suffix); 392 t = __kmp_str_format("%s%s", value, hasSuffix ? "" : suffix); 393 __kmp_expand_file_name(buffer, sizeof(buffer), t); 394 __kmp_str_free(&t); 395 *out = __kmp_str_format("%s", buffer); 396 } // __kmp_stg_parse_file 397 #endif 398 399 #ifdef KMP_DEBUG 400 static char *par_range_to_print = NULL; 401 402 static void __kmp_stg_parse_par_range(char const *name, char const *value, 403 int *out_range, char *out_routine, 404 char *out_file, int *out_lb, 405 int *out_ub) { 406 size_t len = KMP_STRLEN(value + 1); 407 par_range_to_print = (char *)KMP_INTERNAL_MALLOC(len + 1); 408 KMP_STRNCPY_S(par_range_to_print, len + 1, value, len + 1); 409 __kmp_par_range = +1; 410 __kmp_par_range_lb = 0; 411 __kmp_par_range_ub = INT_MAX; 412 for (;;) { 413 unsigned int len; 414 if ((value == NULL) || (*value == '\0')) { 415 break; 416 } 417 if (!__kmp_strcasecmp_with_sentinel("routine", value, '=')) { 418 value = strchr(value, '=') + 1; 419 len = __kmp_readstr_with_sentinel(out_routine, value, 420 KMP_PAR_RANGE_ROUTINE_LEN - 1, ','); 421 if (len == 0) { 422 goto par_range_error; 423 } 424 value = strchr(value, ','); 425 if (value != NULL) { 426 value++; 427 } 428 continue; 429 } 430 if (!__kmp_strcasecmp_with_sentinel("filename", value, '=')) { 431 value = strchr(value, '=') + 1; 432 len = __kmp_readstr_with_sentinel(out_file, value, 433 KMP_PAR_RANGE_FILENAME_LEN - 1, ','); 434 if (len == 0) { 435 goto par_range_error; 436 } 437 value = strchr(value, ','); 438 if (value != NULL) { 439 value++; 440 } 441 continue; 442 } 443 if ((!__kmp_strcasecmp_with_sentinel("range", value, '=')) || 444 (!__kmp_strcasecmp_with_sentinel("incl_range", value, '='))) { 445 value = strchr(value, '=') + 1; 446 if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) { 447 goto par_range_error; 448 } 449 *out_range = +1; 450 value = strchr(value, ','); 451 if (value != NULL) { 452 value++; 453 } 454 continue; 455 } 456 if (!__kmp_strcasecmp_with_sentinel("excl_range", value, '=')) { 457 value = strchr(value, '=') + 1; 458 if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) { 459 goto par_range_error; 460 } 461 *out_range = -1; 462 value = strchr(value, ','); 463 if (value != NULL) { 464 value++; 465 } 466 continue; 467 } 468 par_range_error: 469 KMP_WARNING(ParRangeSyntax, name); 470 __kmp_par_range = 0; 471 break; 472 } 473 } // __kmp_stg_parse_par_range 474 #endif 475 476 int __kmp_initial_threads_capacity(int req_nproc) { 477 int nth = 32; 478 479 /* MIN( MAX( 32, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ), 480 * __kmp_max_nth) */ 481 if (nth < (4 * req_nproc)) 482 nth = (4 * req_nproc); 483 if (nth < (4 * __kmp_xproc)) 484 nth = (4 * __kmp_xproc); 485 486 if (nth > __kmp_max_nth) 487 nth = __kmp_max_nth; 488 489 return nth; 490 } 491 492 int __kmp_default_tp_capacity(int req_nproc, int max_nth, 493 int all_threads_specified) { 494 int nth = 128; 495 496 if (all_threads_specified) 497 return max_nth; 498 /* MIN( MAX (128, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ), 499 * __kmp_max_nth ) */ 500 if (nth < (4 * req_nproc)) 501 nth = (4 * req_nproc); 502 if (nth < (4 * __kmp_xproc)) 503 nth = (4 * __kmp_xproc); 504 505 if (nth > __kmp_max_nth) 506 nth = __kmp_max_nth; 507 508 return nth; 509 } 510 511 // ----------------------------------------------------------------------------- 512 // Helper print functions. 513 514 static void __kmp_stg_print_bool(kmp_str_buf_t *buffer, char const *name, 515 int value) { 516 if (__kmp_env_format) { 517 KMP_STR_BUF_PRINT_BOOL; 518 } else { 519 __kmp_str_buf_print(buffer, " %s=%s\n", name, value ? "true" : "false"); 520 } 521 } // __kmp_stg_print_bool 522 523 static void __kmp_stg_print_int(kmp_str_buf_t *buffer, char const *name, 524 int value) { 525 if (__kmp_env_format) { 526 KMP_STR_BUF_PRINT_INT; 527 } else { 528 __kmp_str_buf_print(buffer, " %s=%d\n", name, value); 529 } 530 } // __kmp_stg_print_int 531 532 static void __kmp_stg_print_uint64(kmp_str_buf_t *buffer, char const *name, 533 kmp_uint64 value) { 534 if (__kmp_env_format) { 535 KMP_STR_BUF_PRINT_UINT64; 536 } else { 537 __kmp_str_buf_print(buffer, " %s=%" KMP_UINT64_SPEC "\n", name, value); 538 } 539 } // __kmp_stg_print_uint64 540 541 static void __kmp_stg_print_str(kmp_str_buf_t *buffer, char const *name, 542 char const *value) { 543 if (__kmp_env_format) { 544 KMP_STR_BUF_PRINT_STR; 545 } else { 546 __kmp_str_buf_print(buffer, " %s=%s\n", name, value); 547 } 548 } // __kmp_stg_print_str 549 550 static void __kmp_stg_print_size(kmp_str_buf_t *buffer, char const *name, 551 size_t value) { 552 if (__kmp_env_format) { 553 KMP_STR_BUF_PRINT_NAME_EX(name); 554 __kmp_str_buf_print_size(buffer, value); 555 __kmp_str_buf_print(buffer, "'\n"); 556 } else { 557 __kmp_str_buf_print(buffer, " %s=", name); 558 __kmp_str_buf_print_size(buffer, value); 559 __kmp_str_buf_print(buffer, "\n"); 560 return; 561 } 562 } // __kmp_stg_print_size 563 564 // ============================================================================= 565 // Parse and print functions. 566 567 // ----------------------------------------------------------------------------- 568 // KMP_DEVICE_THREAD_LIMIT, KMP_ALL_THREADS 569 570 static void __kmp_stg_parse_device_thread_limit(char const *name, 571 char const *value, void *data) { 572 kmp_setting_t **rivals = (kmp_setting_t **)data; 573 int rc; 574 if (strcmp(name, "KMP_ALL_THREADS") == 0) { 575 KMP_INFORM(EnvVarDeprecated, name, "KMP_DEVICE_THREAD_LIMIT"); 576 } 577 rc = __kmp_stg_check_rivals(name, value, rivals); 578 if (rc) { 579 return; 580 } 581 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) { 582 __kmp_max_nth = __kmp_xproc; 583 __kmp_allThreadsSpecified = 1; 584 } else { 585 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_max_nth); 586 __kmp_allThreadsSpecified = 0; 587 } 588 K_DIAG(1, ("__kmp_max_nth == %d\n", __kmp_max_nth)); 589 590 } // __kmp_stg_parse_device_thread_limit 591 592 static void __kmp_stg_print_device_thread_limit(kmp_str_buf_t *buffer, 593 char const *name, void *data) { 594 __kmp_stg_print_int(buffer, name, __kmp_max_nth); 595 } // __kmp_stg_print_device_thread_limit 596 597 // ----------------------------------------------------------------------------- 598 // OMP_THREAD_LIMIT 599 static void __kmp_stg_parse_thread_limit(char const *name, char const *value, 600 void *data) { 601 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_cg_max_nth); 602 K_DIAG(1, ("__kmp_cg_max_nth == %d\n", __kmp_cg_max_nth)); 603 604 } // __kmp_stg_parse_thread_limit 605 606 static void __kmp_stg_print_thread_limit(kmp_str_buf_t *buffer, 607 char const *name, void *data) { 608 __kmp_stg_print_int(buffer, name, __kmp_cg_max_nth); 609 } // __kmp_stg_print_thread_limit 610 611 // ----------------------------------------------------------------------------- 612 // KMP_TEAMS_THREAD_LIMIT 613 static void __kmp_stg_parse_teams_thread_limit(char const *name, 614 char const *value, void *data) { 615 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_teams_max_nth); 616 } // __kmp_stg_teams_thread_limit 617 618 static void __kmp_stg_print_teams_thread_limit(kmp_str_buf_t *buffer, 619 char const *name, void *data) { 620 __kmp_stg_print_int(buffer, name, __kmp_teams_max_nth); 621 } // __kmp_stg_print_teams_thread_limit 622 623 // ----------------------------------------------------------------------------- 624 // KMP_BLOCKTIME 625 626 static void __kmp_stg_parse_blocktime(char const *name, char const *value, 627 void *data) { 628 __kmp_dflt_blocktime = __kmp_convert_to_milliseconds(value); 629 if (__kmp_dflt_blocktime < 0) { 630 __kmp_dflt_blocktime = KMP_DEFAULT_BLOCKTIME; 631 __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidValue, name, value), 632 __kmp_msg_null); 633 KMP_INFORM(Using_int_Value, name, __kmp_dflt_blocktime); 634 __kmp_env_blocktime = FALSE; // Revert to default as if var not set. 635 } else { 636 if (__kmp_dflt_blocktime < KMP_MIN_BLOCKTIME) { 637 __kmp_dflt_blocktime = KMP_MIN_BLOCKTIME; 638 __kmp_msg(kmp_ms_warning, KMP_MSG(SmallValue, name, value), 639 __kmp_msg_null); 640 KMP_INFORM(MinValueUsing, name, __kmp_dflt_blocktime); 641 } else if (__kmp_dflt_blocktime > KMP_MAX_BLOCKTIME) { 642 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME; 643 __kmp_msg(kmp_ms_warning, KMP_MSG(LargeValue, name, value), 644 __kmp_msg_null); 645 KMP_INFORM(MaxValueUsing, name, __kmp_dflt_blocktime); 646 } 647 __kmp_env_blocktime = TRUE; // KMP_BLOCKTIME was specified. 648 } 649 #if KMP_USE_MONITOR 650 // calculate number of monitor thread wakeup intervals corresponding to 651 // blocktime. 652 __kmp_monitor_wakeups = 653 KMP_WAKEUPS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups); 654 __kmp_bt_intervals = 655 KMP_INTERVALS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups); 656 #endif 657 K_DIAG(1, ("__kmp_env_blocktime == %d\n", __kmp_env_blocktime)); 658 if (__kmp_env_blocktime) { 659 K_DIAG(1, ("__kmp_dflt_blocktime == %d\n", __kmp_dflt_blocktime)); 660 } 661 } // __kmp_stg_parse_blocktime 662 663 static void __kmp_stg_print_blocktime(kmp_str_buf_t *buffer, char const *name, 664 void *data) { 665 __kmp_stg_print_int(buffer, name, __kmp_dflt_blocktime); 666 } // __kmp_stg_print_blocktime 667 668 // ----------------------------------------------------------------------------- 669 // KMP_DUPLICATE_LIB_OK 670 671 static void __kmp_stg_parse_duplicate_lib_ok(char const *name, 672 char const *value, void *data) { 673 /* actually this variable is not supported, put here for compatibility with 674 earlier builds and for static/dynamic combination */ 675 __kmp_stg_parse_bool(name, value, &__kmp_duplicate_library_ok); 676 } // __kmp_stg_parse_duplicate_lib_ok 677 678 static void __kmp_stg_print_duplicate_lib_ok(kmp_str_buf_t *buffer, 679 char const *name, void *data) { 680 __kmp_stg_print_bool(buffer, name, __kmp_duplicate_library_ok); 681 } // __kmp_stg_print_duplicate_lib_ok 682 683 // ----------------------------------------------------------------------------- 684 // KMP_INHERIT_FP_CONTROL 685 686 #if KMP_ARCH_X86 || KMP_ARCH_X86_64 687 688 static void __kmp_stg_parse_inherit_fp_control(char const *name, 689 char const *value, void *data) { 690 __kmp_stg_parse_bool(name, value, &__kmp_inherit_fp_control); 691 } // __kmp_stg_parse_inherit_fp_control 692 693 static void __kmp_stg_print_inherit_fp_control(kmp_str_buf_t *buffer, 694 char const *name, void *data) { 695 #if KMP_DEBUG 696 __kmp_stg_print_bool(buffer, name, __kmp_inherit_fp_control); 697 #endif /* KMP_DEBUG */ 698 } // __kmp_stg_print_inherit_fp_control 699 700 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */ 701 702 // Used for OMP_WAIT_POLICY 703 static char const *blocktime_str = NULL; 704 705 // ----------------------------------------------------------------------------- 706 // KMP_LIBRARY, OMP_WAIT_POLICY 707 708 static void __kmp_stg_parse_wait_policy(char const *name, char const *value, 709 void *data) { 710 711 kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data; 712 int rc; 713 714 rc = __kmp_stg_check_rivals(name, value, wait->rivals); 715 if (rc) { 716 return; 717 } 718 719 if (wait->omp) { 720 if (__kmp_str_match("ACTIVE", 1, value)) { 721 __kmp_library = library_turnaround; 722 if (blocktime_str == NULL) { 723 // KMP_BLOCKTIME not specified, so set default to "infinite". 724 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME; 725 } 726 } else if (__kmp_str_match("PASSIVE", 1, value)) { 727 __kmp_library = library_throughput; 728 if (blocktime_str == NULL) { 729 // KMP_BLOCKTIME not specified, so set default to 0. 730 __kmp_dflt_blocktime = 0; 731 } 732 } else { 733 KMP_WARNING(StgInvalidValue, name, value); 734 } 735 } else { 736 if (__kmp_str_match("serial", 1, value)) { /* S */ 737 __kmp_library = library_serial; 738 } else if (__kmp_str_match("throughput", 2, value)) { /* TH */ 739 __kmp_library = library_throughput; 740 } else if (__kmp_str_match("turnaround", 2, value)) { /* TU */ 741 __kmp_library = library_turnaround; 742 } else if (__kmp_str_match("dedicated", 1, value)) { /* D */ 743 __kmp_library = library_turnaround; 744 } else if (__kmp_str_match("multiuser", 1, value)) { /* M */ 745 __kmp_library = library_throughput; 746 } else { 747 KMP_WARNING(StgInvalidValue, name, value); 748 } 749 } 750 __kmp_aux_set_library(__kmp_library); 751 752 } // __kmp_stg_parse_wait_policy 753 754 static void __kmp_stg_print_wait_policy(kmp_str_buf_t *buffer, char const *name, 755 void *data) { 756 757 kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data; 758 char const *value = NULL; 759 760 if (wait->omp) { 761 switch (__kmp_library) { 762 case library_turnaround: { 763 value = "ACTIVE"; 764 } break; 765 case library_throughput: { 766 value = "PASSIVE"; 767 } break; 768 } 769 } else { 770 switch (__kmp_library) { 771 case library_serial: { 772 value = "serial"; 773 } break; 774 case library_turnaround: { 775 value = "turnaround"; 776 } break; 777 case library_throughput: { 778 value = "throughput"; 779 } break; 780 } 781 } 782 if (value != NULL) { 783 __kmp_stg_print_str(buffer, name, value); 784 } 785 786 } // __kmp_stg_print_wait_policy 787 788 #if KMP_USE_MONITOR 789 // ----------------------------------------------------------------------------- 790 // KMP_MONITOR_STACKSIZE 791 792 static void __kmp_stg_parse_monitor_stacksize(char const *name, 793 char const *value, void *data) { 794 __kmp_stg_parse_size(name, value, __kmp_sys_min_stksize, KMP_MAX_STKSIZE, 795 NULL, &__kmp_monitor_stksize, 1); 796 } // __kmp_stg_parse_monitor_stacksize 797 798 static void __kmp_stg_print_monitor_stacksize(kmp_str_buf_t *buffer, 799 char const *name, void *data) { 800 if (__kmp_env_format) { 801 if (__kmp_monitor_stksize > 0) 802 KMP_STR_BUF_PRINT_NAME_EX(name); 803 else 804 KMP_STR_BUF_PRINT_NAME; 805 } else { 806 __kmp_str_buf_print(buffer, " %s", name); 807 } 808 if (__kmp_monitor_stksize > 0) { 809 __kmp_str_buf_print_size(buffer, __kmp_monitor_stksize); 810 } else { 811 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 812 } 813 if (__kmp_env_format && __kmp_monitor_stksize) { 814 __kmp_str_buf_print(buffer, "'\n"); 815 } 816 } // __kmp_stg_print_monitor_stacksize 817 #endif // KMP_USE_MONITOR 818 819 // ----------------------------------------------------------------------------- 820 // KMP_SETTINGS 821 822 static void __kmp_stg_parse_settings(char const *name, char const *value, 823 void *data) { 824 __kmp_stg_parse_bool(name, value, &__kmp_settings); 825 } // __kmp_stg_parse_settings 826 827 static void __kmp_stg_print_settings(kmp_str_buf_t *buffer, char const *name, 828 void *data) { 829 __kmp_stg_print_bool(buffer, name, __kmp_settings); 830 } // __kmp_stg_print_settings 831 832 // ----------------------------------------------------------------------------- 833 // KMP_STACKPAD 834 835 static void __kmp_stg_parse_stackpad(char const *name, char const *value, 836 void *data) { 837 __kmp_stg_parse_int(name, // Env var name 838 value, // Env var value 839 KMP_MIN_STKPADDING, // Min value 840 KMP_MAX_STKPADDING, // Max value 841 &__kmp_stkpadding // Var to initialize 842 ); 843 } // __kmp_stg_parse_stackpad 844 845 static void __kmp_stg_print_stackpad(kmp_str_buf_t *buffer, char const *name, 846 void *data) { 847 __kmp_stg_print_int(buffer, name, __kmp_stkpadding); 848 } // __kmp_stg_print_stackpad 849 850 // ----------------------------------------------------------------------------- 851 // KMP_STACKOFFSET 852 853 static void __kmp_stg_parse_stackoffset(char const *name, char const *value, 854 void *data) { 855 __kmp_stg_parse_size(name, // Env var name 856 value, // Env var value 857 KMP_MIN_STKOFFSET, // Min value 858 KMP_MAX_STKOFFSET, // Max value 859 NULL, // 860 &__kmp_stkoffset, // Var to initialize 861 1); 862 } // __kmp_stg_parse_stackoffset 863 864 static void __kmp_stg_print_stackoffset(kmp_str_buf_t *buffer, char const *name, 865 void *data) { 866 __kmp_stg_print_size(buffer, name, __kmp_stkoffset); 867 } // __kmp_stg_print_stackoffset 868 869 // ----------------------------------------------------------------------------- 870 // KMP_STACKSIZE, OMP_STACKSIZE, GOMP_STACKSIZE 871 872 static void __kmp_stg_parse_stacksize(char const *name, char const *value, 873 void *data) { 874 875 kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data; 876 int rc; 877 878 rc = __kmp_stg_check_rivals(name, value, stacksize->rivals); 879 if (rc) { 880 return; 881 } 882 __kmp_stg_parse_size(name, // Env var name 883 value, // Env var value 884 __kmp_sys_min_stksize, // Min value 885 KMP_MAX_STKSIZE, // Max value 886 &__kmp_env_stksize, // 887 &__kmp_stksize, // Var to initialize 888 stacksize->factor); 889 890 } // __kmp_stg_parse_stacksize 891 892 // This function is called for printing both KMP_STACKSIZE (factor is 1) and 893 // OMP_STACKSIZE (factor is 1024). Currently it is not possible to print 894 // OMP_STACKSIZE value in bytes. We can consider adding this possibility by a 895 // customer request in future. 896 static void __kmp_stg_print_stacksize(kmp_str_buf_t *buffer, char const *name, 897 void *data) { 898 kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data; 899 if (__kmp_env_format) { 900 KMP_STR_BUF_PRINT_NAME_EX(name); 901 __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024) 902 ? __kmp_stksize / stacksize->factor 903 : __kmp_stksize); 904 __kmp_str_buf_print(buffer, "'\n"); 905 } else { 906 __kmp_str_buf_print(buffer, " %s=", name); 907 __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024) 908 ? __kmp_stksize / stacksize->factor 909 : __kmp_stksize); 910 __kmp_str_buf_print(buffer, "\n"); 911 } 912 } // __kmp_stg_print_stacksize 913 914 // ----------------------------------------------------------------------------- 915 // KMP_VERSION 916 917 static void __kmp_stg_parse_version(char const *name, char const *value, 918 void *data) { 919 __kmp_stg_parse_bool(name, value, &__kmp_version); 920 } // __kmp_stg_parse_version 921 922 static void __kmp_stg_print_version(kmp_str_buf_t *buffer, char const *name, 923 void *data) { 924 __kmp_stg_print_bool(buffer, name, __kmp_version); 925 } // __kmp_stg_print_version 926 927 // ----------------------------------------------------------------------------- 928 // KMP_WARNINGS 929 930 static void __kmp_stg_parse_warnings(char const *name, char const *value, 931 void *data) { 932 __kmp_stg_parse_bool(name, value, &__kmp_generate_warnings); 933 if (__kmp_generate_warnings != kmp_warnings_off) { 934 // AC: only 0/1 values documented, so reset to explicit to distinguish from 935 // default setting 936 __kmp_generate_warnings = kmp_warnings_explicit; 937 } 938 } // __kmp_stg_parse_warnings 939 940 static void __kmp_stg_print_warnings(kmp_str_buf_t *buffer, char const *name, 941 void *data) { 942 // AC: TODO: change to print_int? (needs documentation change) 943 __kmp_stg_print_bool(buffer, name, __kmp_generate_warnings); 944 } // __kmp_stg_print_warnings 945 946 // ----------------------------------------------------------------------------- 947 // OMP_NESTED, OMP_NUM_THREADS 948 949 static void __kmp_stg_parse_nested(char const *name, char const *value, 950 void *data) { 951 __kmp_stg_parse_bool(name, value, &__kmp_dflt_nested); 952 } // __kmp_stg_parse_nested 953 954 static void __kmp_stg_print_nested(kmp_str_buf_t *buffer, char const *name, 955 void *data) { 956 __kmp_stg_print_bool(buffer, name, __kmp_dflt_nested); 957 } // __kmp_stg_print_nested 958 959 static void __kmp_parse_nested_num_threads(const char *var, const char *env, 960 kmp_nested_nthreads_t *nth_array) { 961 const char *next = env; 962 const char *scan = next; 963 964 int total = 0; // Count elements that were set. It'll be used as an array size 965 int prev_comma = FALSE; // For correct processing sequential commas 966 967 // Count the number of values in the env. var string 968 for (;;) { 969 SKIP_WS(next); 970 971 if (*next == '\0') { 972 break; 973 } 974 // Next character is not an integer or not a comma => end of list 975 if (((*next < '0') || (*next > '9')) && (*next != ',')) { 976 KMP_WARNING(NthSyntaxError, var, env); 977 return; 978 } 979 // The next character is ',' 980 if (*next == ',') { 981 // ',' is the fisrt character 982 if (total == 0 || prev_comma) { 983 total++; 984 } 985 prev_comma = TRUE; 986 next++; // skip ',' 987 SKIP_WS(next); 988 } 989 // Next character is a digit 990 if (*next >= '0' && *next <= '9') { 991 prev_comma = FALSE; 992 SKIP_DIGITS(next); 993 total++; 994 const char *tmp = next; 995 SKIP_WS(tmp); 996 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) { 997 KMP_WARNING(NthSpacesNotAllowed, var, env); 998 return; 999 } 1000 } 1001 } 1002 KMP_DEBUG_ASSERT(total > 0); 1003 if (total <= 0) { 1004 KMP_WARNING(NthSyntaxError, var, env); 1005 return; 1006 } 1007 1008 // Check if the nested nthreads array exists 1009 if (!nth_array->nth) { 1010 // Allocate an array of double size 1011 nth_array->nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int) * total * 2); 1012 if (nth_array->nth == NULL) { 1013 KMP_FATAL(MemoryAllocFailed); 1014 } 1015 nth_array->size = total * 2; 1016 } else { 1017 if (nth_array->size < total) { 1018 // Increase the array size 1019 do { 1020 nth_array->size *= 2; 1021 } while (nth_array->size < total); 1022 1023 nth_array->nth = (int *)KMP_INTERNAL_REALLOC( 1024 nth_array->nth, sizeof(int) * nth_array->size); 1025 if (nth_array->nth == NULL) { 1026 KMP_FATAL(MemoryAllocFailed); 1027 } 1028 } 1029 } 1030 nth_array->used = total; 1031 int i = 0; 1032 1033 prev_comma = FALSE; 1034 total = 0; 1035 // Save values in the array 1036 for (;;) { 1037 SKIP_WS(scan); 1038 if (*scan == '\0') { 1039 break; 1040 } 1041 // The next character is ',' 1042 if (*scan == ',') { 1043 // ',' in the beginning of the list 1044 if (total == 0) { 1045 // The value is supposed to be equal to __kmp_avail_proc but it is 1046 // unknown at the moment. 1047 // So let's put a placeholder (#threads = 0) to correct it later. 1048 nth_array->nth[i++] = 0; 1049 total++; 1050 } else if (prev_comma) { 1051 // Num threads is inherited from the previous level 1052 nth_array->nth[i] = nth_array->nth[i - 1]; 1053 i++; 1054 total++; 1055 } 1056 prev_comma = TRUE; 1057 scan++; // skip ',' 1058 SKIP_WS(scan); 1059 } 1060 // Next character is a digit 1061 if (*scan >= '0' && *scan <= '9') { 1062 int num; 1063 const char *buf = scan; 1064 char const *msg = NULL; 1065 prev_comma = FALSE; 1066 SKIP_DIGITS(scan); 1067 total++; 1068 1069 num = __kmp_str_to_int(buf, *scan); 1070 if (num < KMP_MIN_NTH) { 1071 msg = KMP_I18N_STR(ValueTooSmall); 1072 num = KMP_MIN_NTH; 1073 } else if (num > __kmp_sys_max_nth) { 1074 msg = KMP_I18N_STR(ValueTooLarge); 1075 num = __kmp_sys_max_nth; 1076 } 1077 if (msg != NULL) { 1078 // Message is not empty. Print warning. 1079 KMP_WARNING(ParseSizeIntWarn, var, env, msg); 1080 KMP_INFORM(Using_int_Value, var, num); 1081 } 1082 nth_array->nth[i++] = num; 1083 } 1084 } 1085 } 1086 1087 static void __kmp_stg_parse_num_threads(char const *name, char const *value, 1088 void *data) { 1089 // TODO: Remove this option. OMP_NUM_THREADS is a list of positive integers! 1090 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) { 1091 // The array of 1 element 1092 __kmp_nested_nth.nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int)); 1093 __kmp_nested_nth.size = __kmp_nested_nth.used = 1; 1094 __kmp_nested_nth.nth[0] = __kmp_dflt_team_nth = __kmp_dflt_team_nth_ub = 1095 __kmp_xproc; 1096 } else { 1097 __kmp_parse_nested_num_threads(name, value, &__kmp_nested_nth); 1098 if (__kmp_nested_nth.nth) { 1099 __kmp_dflt_team_nth = __kmp_nested_nth.nth[0]; 1100 if (__kmp_dflt_team_nth_ub < __kmp_dflt_team_nth) { 1101 __kmp_dflt_team_nth_ub = __kmp_dflt_team_nth; 1102 } 1103 } 1104 } 1105 K_DIAG(1, ("__kmp_dflt_team_nth == %d\n", __kmp_dflt_team_nth)); 1106 } // __kmp_stg_parse_num_threads 1107 1108 static void __kmp_stg_print_num_threads(kmp_str_buf_t *buffer, char const *name, 1109 void *data) { 1110 if (__kmp_env_format) { 1111 KMP_STR_BUF_PRINT_NAME; 1112 } else { 1113 __kmp_str_buf_print(buffer, " %s", name); 1114 } 1115 if (__kmp_nested_nth.used) { 1116 kmp_str_buf_t buf; 1117 __kmp_str_buf_init(&buf); 1118 for (int i = 0; i < __kmp_nested_nth.used; i++) { 1119 __kmp_str_buf_print(&buf, "%d", __kmp_nested_nth.nth[i]); 1120 if (i < __kmp_nested_nth.used - 1) { 1121 __kmp_str_buf_print(&buf, ","); 1122 } 1123 } 1124 __kmp_str_buf_print(buffer, "='%s'\n", buf.str); 1125 __kmp_str_buf_free(&buf); 1126 } else { 1127 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 1128 } 1129 } // __kmp_stg_print_num_threads 1130 1131 // ----------------------------------------------------------------------------- 1132 // OpenMP 3.0: KMP_TASKING, OMP_MAX_ACTIVE_LEVELS, 1133 1134 static void __kmp_stg_parse_tasking(char const *name, char const *value, 1135 void *data) { 1136 __kmp_stg_parse_int(name, value, 0, (int)tskm_max, 1137 (int *)&__kmp_tasking_mode); 1138 } // __kmp_stg_parse_tasking 1139 1140 static void __kmp_stg_print_tasking(kmp_str_buf_t *buffer, char const *name, 1141 void *data) { 1142 __kmp_stg_print_int(buffer, name, __kmp_tasking_mode); 1143 } // __kmp_stg_print_tasking 1144 1145 static void __kmp_stg_parse_task_stealing(char const *name, char const *value, 1146 void *data) { 1147 __kmp_stg_parse_int(name, value, 0, 1, 1148 (int *)&__kmp_task_stealing_constraint); 1149 } // __kmp_stg_parse_task_stealing 1150 1151 static void __kmp_stg_print_task_stealing(kmp_str_buf_t *buffer, 1152 char const *name, void *data) { 1153 __kmp_stg_print_int(buffer, name, __kmp_task_stealing_constraint); 1154 } // __kmp_stg_print_task_stealing 1155 1156 static void __kmp_stg_parse_max_active_levels(char const *name, 1157 char const *value, void *data) { 1158 __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT, 1159 &__kmp_dflt_max_active_levels); 1160 } // __kmp_stg_parse_max_active_levels 1161 1162 static void __kmp_stg_print_max_active_levels(kmp_str_buf_t *buffer, 1163 char const *name, void *data) { 1164 __kmp_stg_print_int(buffer, name, __kmp_dflt_max_active_levels); 1165 } // __kmp_stg_print_max_active_levels 1166 1167 #if OMP_40_ENABLED 1168 // ----------------------------------------------------------------------------- 1169 // OpenMP 4.0: OMP_DEFAULT_DEVICE 1170 static void __kmp_stg_parse_default_device(char const *name, char const *value, 1171 void *data) { 1172 __kmp_stg_parse_int(name, value, 0, KMP_MAX_DEFAULT_DEVICE_LIMIT, 1173 &__kmp_default_device); 1174 } // __kmp_stg_parse_default_device 1175 1176 static void __kmp_stg_print_default_device(kmp_str_buf_t *buffer, 1177 char const *name, void *data) { 1178 __kmp_stg_print_int(buffer, name, __kmp_default_device); 1179 } // __kmp_stg_print_default_device 1180 #endif 1181 1182 #if OMP_50_ENABLED 1183 // ----------------------------------------------------------------------------- 1184 // OpenMP 5.0: OMP_TARGET_OFFLOAD 1185 static void __kmp_stg_parse_target_offload(char const *name, char const *value, 1186 void *data) { 1187 const char *next = value; 1188 const char *scan = next; 1189 1190 __kmp_target_offload = tgt_default; 1191 SKIP_WS(next); 1192 if (*next == '\0') 1193 return; 1194 scan = next; 1195 if (__kmp_match_str("MANDATORY", scan, &next)) { 1196 __kmp_target_offload = tgt_mandatory; 1197 } else if (__kmp_match_str("DISABLED", scan, &next)) { 1198 __kmp_target_offload = tgt_disabled; 1199 } else if (__kmp_match_str("DEFAULT", scan, &next)) { 1200 __kmp_target_offload = tgt_default; 1201 } else { 1202 KMP_WARNING(SyntaxErrorUsing, name, "DEFAULT"); 1203 } 1204 1205 } // __kmp_stg_parse_target_offload 1206 1207 static void __kmp_stg_print_target_offload(kmp_str_buf_t *buffer, 1208 char const *name, void *data) { 1209 const char *value = NULL; 1210 if (__kmp_target_offload == tgt_default) 1211 value = "DEFAULT"; 1212 else if (__kmp_target_offload == tgt_mandatory) 1213 value = "MANDATORY"; 1214 else if (__kmp_target_offload == tgt_disabled) 1215 value = "DISABLED"; 1216 if (value) { 1217 __kmp_str_buf_print(buffer, " %s=%s\n", name, value); 1218 } 1219 } // __kmp_stg_print_target_offload 1220 #endif 1221 1222 #if OMP_45_ENABLED 1223 // ----------------------------------------------------------------------------- 1224 // OpenMP 4.5: OMP_MAX_TASK_PRIORITY 1225 static void __kmp_stg_parse_max_task_priority(char const *name, 1226 char const *value, void *data) { 1227 __kmp_stg_parse_int(name, value, 0, KMP_MAX_TASK_PRIORITY_LIMIT, 1228 &__kmp_max_task_priority); 1229 } // __kmp_stg_parse_max_task_priority 1230 1231 static void __kmp_stg_print_max_task_priority(kmp_str_buf_t *buffer, 1232 char const *name, void *data) { 1233 __kmp_stg_print_int(buffer, name, __kmp_max_task_priority); 1234 } // __kmp_stg_print_max_task_priority 1235 1236 // KMP_TASKLOOP_MIN_TASKS 1237 // taskloop threashold to switch from recursive to linear tasks creation 1238 static void __kmp_stg_parse_taskloop_min_tasks(char const *name, 1239 char const *value, void *data) { 1240 int tmp; 1241 __kmp_stg_parse_int(name, value, 0, INT_MAX, &tmp); 1242 __kmp_taskloop_min_tasks = tmp; 1243 } // __kmp_stg_parse_taskloop_min_tasks 1244 1245 static void __kmp_stg_print_taskloop_min_tasks(kmp_str_buf_t *buffer, 1246 char const *name, void *data) { 1247 __kmp_stg_print_int(buffer, name, __kmp_taskloop_min_tasks); 1248 } // __kmp_stg_print_taskloop_min_tasks 1249 #endif // OMP_45_ENABLED 1250 1251 // ----------------------------------------------------------------------------- 1252 // KMP_DISP_NUM_BUFFERS 1253 static void __kmp_stg_parse_disp_buffers(char const *name, char const *value, 1254 void *data) { 1255 if (TCR_4(__kmp_init_serial)) { 1256 KMP_WARNING(EnvSerialWarn, name); 1257 return; 1258 } // read value before serial initialization only 1259 __kmp_stg_parse_int(name, value, 1, KMP_MAX_NTH, &__kmp_dispatch_num_buffers); 1260 } // __kmp_stg_parse_disp_buffers 1261 1262 static void __kmp_stg_print_disp_buffers(kmp_str_buf_t *buffer, 1263 char const *name, void *data) { 1264 __kmp_stg_print_int(buffer, name, __kmp_dispatch_num_buffers); 1265 } // __kmp_stg_print_disp_buffers 1266 1267 #if KMP_NESTED_HOT_TEAMS 1268 // ----------------------------------------------------------------------------- 1269 // KMP_HOT_TEAMS_MAX_LEVEL, KMP_HOT_TEAMS_MODE 1270 1271 static void __kmp_stg_parse_hot_teams_level(char const *name, char const *value, 1272 void *data) { 1273 if (TCR_4(__kmp_init_parallel)) { 1274 KMP_WARNING(EnvParallelWarn, name); 1275 return; 1276 } // read value before first parallel only 1277 __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT, 1278 &__kmp_hot_teams_max_level); 1279 } // __kmp_stg_parse_hot_teams_level 1280 1281 static void __kmp_stg_print_hot_teams_level(kmp_str_buf_t *buffer, 1282 char const *name, void *data) { 1283 __kmp_stg_print_int(buffer, name, __kmp_hot_teams_max_level); 1284 } // __kmp_stg_print_hot_teams_level 1285 1286 static void __kmp_stg_parse_hot_teams_mode(char const *name, char const *value, 1287 void *data) { 1288 if (TCR_4(__kmp_init_parallel)) { 1289 KMP_WARNING(EnvParallelWarn, name); 1290 return; 1291 } // read value before first parallel only 1292 __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT, 1293 &__kmp_hot_teams_mode); 1294 } // __kmp_stg_parse_hot_teams_mode 1295 1296 static void __kmp_stg_print_hot_teams_mode(kmp_str_buf_t *buffer, 1297 char const *name, void *data) { 1298 __kmp_stg_print_int(buffer, name, __kmp_hot_teams_mode); 1299 } // __kmp_stg_print_hot_teams_mode 1300 1301 #endif // KMP_NESTED_HOT_TEAMS 1302 1303 // ----------------------------------------------------------------------------- 1304 // KMP_HANDLE_SIGNALS 1305 1306 #if KMP_HANDLE_SIGNALS 1307 1308 static void __kmp_stg_parse_handle_signals(char const *name, char const *value, 1309 void *data) { 1310 __kmp_stg_parse_bool(name, value, &__kmp_handle_signals); 1311 } // __kmp_stg_parse_handle_signals 1312 1313 static void __kmp_stg_print_handle_signals(kmp_str_buf_t *buffer, 1314 char const *name, void *data) { 1315 __kmp_stg_print_bool(buffer, name, __kmp_handle_signals); 1316 } // __kmp_stg_print_handle_signals 1317 1318 #endif // KMP_HANDLE_SIGNALS 1319 1320 // ----------------------------------------------------------------------------- 1321 // KMP_X_DEBUG, KMP_DEBUG, KMP_DEBUG_BUF_*, KMP_DIAG 1322 1323 #ifdef KMP_DEBUG 1324 1325 #define KMP_STG_X_DEBUG(x) \ 1326 static void __kmp_stg_parse_##x##_debug(char const *name, char const *value, \ 1327 void *data) { \ 1328 __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_##x##_debug); \ 1329 } /* __kmp_stg_parse_x_debug */ \ 1330 static void __kmp_stg_print_##x##_debug(kmp_str_buf_t *buffer, \ 1331 char const *name, void *data) { \ 1332 __kmp_stg_print_int(buffer, name, kmp_##x##_debug); \ 1333 } /* __kmp_stg_print_x_debug */ 1334 1335 KMP_STG_X_DEBUG(a) 1336 KMP_STG_X_DEBUG(b) 1337 KMP_STG_X_DEBUG(c) 1338 KMP_STG_X_DEBUG(d) 1339 KMP_STG_X_DEBUG(e) 1340 KMP_STG_X_DEBUG(f) 1341 1342 #undef KMP_STG_X_DEBUG 1343 1344 static void __kmp_stg_parse_debug(char const *name, char const *value, 1345 void *data) { 1346 int debug = 0; 1347 __kmp_stg_parse_int(name, value, 0, INT_MAX, &debug); 1348 if (kmp_a_debug < debug) { 1349 kmp_a_debug = debug; 1350 } 1351 if (kmp_b_debug < debug) { 1352 kmp_b_debug = debug; 1353 } 1354 if (kmp_c_debug < debug) { 1355 kmp_c_debug = debug; 1356 } 1357 if (kmp_d_debug < debug) { 1358 kmp_d_debug = debug; 1359 } 1360 if (kmp_e_debug < debug) { 1361 kmp_e_debug = debug; 1362 } 1363 if (kmp_f_debug < debug) { 1364 kmp_f_debug = debug; 1365 } 1366 } // __kmp_stg_parse_debug 1367 1368 static void __kmp_stg_parse_debug_buf(char const *name, char const *value, 1369 void *data) { 1370 __kmp_stg_parse_bool(name, value, &__kmp_debug_buf); 1371 // !!! TODO: Move buffer initialization of of this file! It may works 1372 // incorrectly if KMP_DEBUG_BUF is parsed before KMP_DEBUG_BUF_LINES or 1373 // KMP_DEBUG_BUF_CHARS. 1374 if (__kmp_debug_buf) { 1375 int i; 1376 int elements = __kmp_debug_buf_lines * __kmp_debug_buf_chars; 1377 1378 /* allocate and initialize all entries in debug buffer to empty */ 1379 __kmp_debug_buffer = (char *)__kmp_page_allocate(elements * sizeof(char)); 1380 for (i = 0; i < elements; i += __kmp_debug_buf_chars) 1381 __kmp_debug_buffer[i] = '\0'; 1382 1383 __kmp_debug_count = 0; 1384 } 1385 K_DIAG(1, ("__kmp_debug_buf = %d\n", __kmp_debug_buf)); 1386 } // __kmp_stg_parse_debug_buf 1387 1388 static void __kmp_stg_print_debug_buf(kmp_str_buf_t *buffer, char const *name, 1389 void *data) { 1390 __kmp_stg_print_bool(buffer, name, __kmp_debug_buf); 1391 } // __kmp_stg_print_debug_buf 1392 1393 static void __kmp_stg_parse_debug_buf_atomic(char const *name, 1394 char const *value, void *data) { 1395 __kmp_stg_parse_bool(name, value, &__kmp_debug_buf_atomic); 1396 } // __kmp_stg_parse_debug_buf_atomic 1397 1398 static void __kmp_stg_print_debug_buf_atomic(kmp_str_buf_t *buffer, 1399 char const *name, void *data) { 1400 __kmp_stg_print_bool(buffer, name, __kmp_debug_buf_atomic); 1401 } // __kmp_stg_print_debug_buf_atomic 1402 1403 static void __kmp_stg_parse_debug_buf_chars(char const *name, char const *value, 1404 void *data) { 1405 __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_CHARS_MIN, INT_MAX, 1406 &__kmp_debug_buf_chars); 1407 } // __kmp_stg_debug_parse_buf_chars 1408 1409 static void __kmp_stg_print_debug_buf_chars(kmp_str_buf_t *buffer, 1410 char const *name, void *data) { 1411 __kmp_stg_print_int(buffer, name, __kmp_debug_buf_chars); 1412 } // __kmp_stg_print_debug_buf_chars 1413 1414 static void __kmp_stg_parse_debug_buf_lines(char const *name, char const *value, 1415 void *data) { 1416 __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_LINES_MIN, INT_MAX, 1417 &__kmp_debug_buf_lines); 1418 } // __kmp_stg_parse_debug_buf_lines 1419 1420 static void __kmp_stg_print_debug_buf_lines(kmp_str_buf_t *buffer, 1421 char const *name, void *data) { 1422 __kmp_stg_print_int(buffer, name, __kmp_debug_buf_lines); 1423 } // __kmp_stg_print_debug_buf_lines 1424 1425 static void __kmp_stg_parse_diag(char const *name, char const *value, 1426 void *data) { 1427 __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_diag); 1428 } // __kmp_stg_parse_diag 1429 1430 static void __kmp_stg_print_diag(kmp_str_buf_t *buffer, char const *name, 1431 void *data) { 1432 __kmp_stg_print_int(buffer, name, kmp_diag); 1433 } // __kmp_stg_print_diag 1434 1435 #endif // KMP_DEBUG 1436 1437 // ----------------------------------------------------------------------------- 1438 // KMP_ALIGN_ALLOC 1439 1440 static void __kmp_stg_parse_align_alloc(char const *name, char const *value, 1441 void *data) { 1442 __kmp_stg_parse_size(name, value, CACHE_LINE, INT_MAX, NULL, 1443 &__kmp_align_alloc, 1); 1444 } // __kmp_stg_parse_align_alloc 1445 1446 static void __kmp_stg_print_align_alloc(kmp_str_buf_t *buffer, char const *name, 1447 void *data) { 1448 __kmp_stg_print_size(buffer, name, __kmp_align_alloc); 1449 } // __kmp_stg_print_align_alloc 1450 1451 // ----------------------------------------------------------------------------- 1452 // KMP_PLAIN_BARRIER, KMP_FORKJOIN_BARRIER, KMP_REDUCTION_BARRIER 1453 1454 // TODO: Remove __kmp_barrier_branch_bit_env_name varibale, remove loops from 1455 // parse and print functions, pass required info through data argument. 1456 1457 static void __kmp_stg_parse_barrier_branch_bit(char const *name, 1458 char const *value, void *data) { 1459 const char *var; 1460 1461 /* ---------- Barrier branch bit control ------------ */ 1462 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) { 1463 var = __kmp_barrier_branch_bit_env_name[i]; 1464 if ((strcmp(var, name) == 0) && (value != 0)) { 1465 char *comma; 1466 1467 comma = CCAST(char *, strchr(value, ',')); 1468 __kmp_barrier_gather_branch_bits[i] = 1469 (kmp_uint32)__kmp_str_to_int(value, ','); 1470 /* is there a specified release parameter? */ 1471 if (comma == NULL) { 1472 __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt; 1473 } else { 1474 __kmp_barrier_release_branch_bits[i] = 1475 (kmp_uint32)__kmp_str_to_int(comma + 1, 0); 1476 1477 if (__kmp_barrier_release_branch_bits[i] > KMP_MAX_BRANCH_BITS) { 1478 __kmp_msg(kmp_ms_warning, 1479 KMP_MSG(BarrReleaseValueInvalid, name, comma + 1), 1480 __kmp_msg_null); 1481 __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt; 1482 } 1483 } 1484 if (__kmp_barrier_gather_branch_bits[i] > KMP_MAX_BRANCH_BITS) { 1485 KMP_WARNING(BarrGatherValueInvalid, name, value); 1486 KMP_INFORM(Using_uint_Value, name, __kmp_barrier_gather_bb_dflt); 1487 __kmp_barrier_gather_branch_bits[i] = __kmp_barrier_gather_bb_dflt; 1488 } 1489 } 1490 K_DIAG(1, ("%s == %d,%d\n", __kmp_barrier_branch_bit_env_name[i], 1491 __kmp_barrier_gather_branch_bits[i], 1492 __kmp_barrier_release_branch_bits[i])) 1493 } 1494 } // __kmp_stg_parse_barrier_branch_bit 1495 1496 static void __kmp_stg_print_barrier_branch_bit(kmp_str_buf_t *buffer, 1497 char const *name, void *data) { 1498 const char *var; 1499 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) { 1500 var = __kmp_barrier_branch_bit_env_name[i]; 1501 if (strcmp(var, name) == 0) { 1502 if (__kmp_env_format) { 1503 KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_branch_bit_env_name[i]); 1504 } else { 1505 __kmp_str_buf_print(buffer, " %s='", 1506 __kmp_barrier_branch_bit_env_name[i]); 1507 } 1508 __kmp_str_buf_print(buffer, "%d,%d'\n", 1509 __kmp_barrier_gather_branch_bits[i], 1510 __kmp_barrier_release_branch_bits[i]); 1511 } 1512 } 1513 } // __kmp_stg_print_barrier_branch_bit 1514 1515 // ---------------------------------------------------------------------------- 1516 // KMP_PLAIN_BARRIER_PATTERN, KMP_FORKJOIN_BARRIER_PATTERN, 1517 // KMP_REDUCTION_BARRIER_PATTERN 1518 1519 // TODO: Remove __kmp_barrier_pattern_name variable, remove loops from parse and 1520 // print functions, pass required data to functions through data argument. 1521 1522 static void __kmp_stg_parse_barrier_pattern(char const *name, char const *value, 1523 void *data) { 1524 const char *var; 1525 /* ---------- Barrier method control ------------ */ 1526 1527 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) { 1528 var = __kmp_barrier_pattern_env_name[i]; 1529 1530 if ((strcmp(var, name) == 0) && (value != 0)) { 1531 int j; 1532 char *comma = CCAST(char *, strchr(value, ',')); 1533 1534 /* handle first parameter: gather pattern */ 1535 for (j = bp_linear_bar; j < bp_last_bar; j++) { 1536 if (__kmp_match_with_sentinel(__kmp_barrier_pattern_name[j], value, 1, 1537 ',')) { 1538 __kmp_barrier_gather_pattern[i] = (kmp_bar_pat_e)j; 1539 break; 1540 } 1541 } 1542 if (j == bp_last_bar) { 1543 KMP_WARNING(BarrGatherValueInvalid, name, value); 1544 KMP_INFORM(Using_str_Value, name, 1545 __kmp_barrier_pattern_name[bp_linear_bar]); 1546 } 1547 1548 /* handle second parameter: release pattern */ 1549 if (comma != NULL) { 1550 for (j = bp_linear_bar; j < bp_last_bar; j++) { 1551 if (__kmp_str_match(__kmp_barrier_pattern_name[j], 1, comma + 1)) { 1552 __kmp_barrier_release_pattern[i] = (kmp_bar_pat_e)j; 1553 break; 1554 } 1555 } 1556 if (j == bp_last_bar) { 1557 __kmp_msg(kmp_ms_warning, 1558 KMP_MSG(BarrReleaseValueInvalid, name, comma + 1), 1559 __kmp_msg_null); 1560 KMP_INFORM(Using_str_Value, name, 1561 __kmp_barrier_pattern_name[bp_linear_bar]); 1562 } 1563 } 1564 } 1565 } 1566 } // __kmp_stg_parse_barrier_pattern 1567 1568 static void __kmp_stg_print_barrier_pattern(kmp_str_buf_t *buffer, 1569 char const *name, void *data) { 1570 const char *var; 1571 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) { 1572 var = __kmp_barrier_pattern_env_name[i]; 1573 if (strcmp(var, name) == 0) { 1574 int j = __kmp_barrier_gather_pattern[i]; 1575 int k = __kmp_barrier_release_pattern[i]; 1576 if (__kmp_env_format) { 1577 KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_pattern_env_name[i]); 1578 } else { 1579 __kmp_str_buf_print(buffer, " %s='", 1580 __kmp_barrier_pattern_env_name[i]); 1581 } 1582 __kmp_str_buf_print(buffer, "%s,%s'\n", __kmp_barrier_pattern_name[j], 1583 __kmp_barrier_pattern_name[k]); 1584 } 1585 } 1586 } // __kmp_stg_print_barrier_pattern 1587 1588 // ----------------------------------------------------------------------------- 1589 // KMP_ABORT_DELAY 1590 1591 static void __kmp_stg_parse_abort_delay(char const *name, char const *value, 1592 void *data) { 1593 // Units of KMP_DELAY_ABORT are seconds, units of __kmp_abort_delay is 1594 // milliseconds. 1595 int delay = __kmp_abort_delay / 1000; 1596 __kmp_stg_parse_int(name, value, 0, INT_MAX / 1000, &delay); 1597 __kmp_abort_delay = delay * 1000; 1598 } // __kmp_stg_parse_abort_delay 1599 1600 static void __kmp_stg_print_abort_delay(kmp_str_buf_t *buffer, char const *name, 1601 void *data) { 1602 __kmp_stg_print_int(buffer, name, __kmp_abort_delay); 1603 } // __kmp_stg_print_abort_delay 1604 1605 // ----------------------------------------------------------------------------- 1606 // KMP_CPUINFO_FILE 1607 1608 static void __kmp_stg_parse_cpuinfo_file(char const *name, char const *value, 1609 void *data) { 1610 #if KMP_AFFINITY_SUPPORTED 1611 __kmp_stg_parse_str(name, value, &__kmp_cpuinfo_file); 1612 K_DIAG(1, ("__kmp_cpuinfo_file == %s\n", __kmp_cpuinfo_file)); 1613 #endif 1614 } //__kmp_stg_parse_cpuinfo_file 1615 1616 static void __kmp_stg_print_cpuinfo_file(kmp_str_buf_t *buffer, 1617 char const *name, void *data) { 1618 #if KMP_AFFINITY_SUPPORTED 1619 if (__kmp_env_format) { 1620 KMP_STR_BUF_PRINT_NAME; 1621 } else { 1622 __kmp_str_buf_print(buffer, " %s", name); 1623 } 1624 if (__kmp_cpuinfo_file) { 1625 __kmp_str_buf_print(buffer, "='%s'\n", __kmp_cpuinfo_file); 1626 } else { 1627 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 1628 } 1629 #endif 1630 } //__kmp_stg_print_cpuinfo_file 1631 1632 // ----------------------------------------------------------------------------- 1633 // KMP_FORCE_REDUCTION, KMP_DETERMINISTIC_REDUCTION 1634 1635 static void __kmp_stg_parse_force_reduction(char const *name, char const *value, 1636 void *data) { 1637 kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data; 1638 int rc; 1639 1640 rc = __kmp_stg_check_rivals(name, value, reduction->rivals); 1641 if (rc) { 1642 return; 1643 } 1644 if (reduction->force) { 1645 if (value != 0) { 1646 if (__kmp_str_match("critical", 0, value)) 1647 __kmp_force_reduction_method = critical_reduce_block; 1648 else if (__kmp_str_match("atomic", 0, value)) 1649 __kmp_force_reduction_method = atomic_reduce_block; 1650 else if (__kmp_str_match("tree", 0, value)) 1651 __kmp_force_reduction_method = tree_reduce_block; 1652 else { 1653 KMP_FATAL(UnknownForceReduction, name, value); 1654 } 1655 } 1656 } else { 1657 __kmp_stg_parse_bool(name, value, &__kmp_determ_red); 1658 if (__kmp_determ_red) { 1659 __kmp_force_reduction_method = tree_reduce_block; 1660 } else { 1661 __kmp_force_reduction_method = reduction_method_not_defined; 1662 } 1663 } 1664 K_DIAG(1, ("__kmp_force_reduction_method == %d\n", 1665 __kmp_force_reduction_method)); 1666 } // __kmp_stg_parse_force_reduction 1667 1668 static void __kmp_stg_print_force_reduction(kmp_str_buf_t *buffer, 1669 char const *name, void *data) { 1670 1671 kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data; 1672 if (reduction->force) { 1673 if (__kmp_force_reduction_method == critical_reduce_block) { 1674 __kmp_stg_print_str(buffer, name, "critical"); 1675 } else if (__kmp_force_reduction_method == atomic_reduce_block) { 1676 __kmp_stg_print_str(buffer, name, "atomic"); 1677 } else if (__kmp_force_reduction_method == tree_reduce_block) { 1678 __kmp_stg_print_str(buffer, name, "tree"); 1679 } else { 1680 if (__kmp_env_format) { 1681 KMP_STR_BUF_PRINT_NAME; 1682 } else { 1683 __kmp_str_buf_print(buffer, " %s", name); 1684 } 1685 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 1686 } 1687 } else { 1688 __kmp_stg_print_bool(buffer, name, __kmp_determ_red); 1689 } 1690 1691 } // __kmp_stg_print_force_reduction 1692 1693 // ----------------------------------------------------------------------------- 1694 // KMP_STORAGE_MAP 1695 1696 static void __kmp_stg_parse_storage_map(char const *name, char const *value, 1697 void *data) { 1698 if (__kmp_str_match("verbose", 1, value)) { 1699 __kmp_storage_map = TRUE; 1700 __kmp_storage_map_verbose = TRUE; 1701 __kmp_storage_map_verbose_specified = TRUE; 1702 1703 } else { 1704 __kmp_storage_map_verbose = FALSE; 1705 __kmp_stg_parse_bool(name, value, &__kmp_storage_map); // !!! 1706 } 1707 } // __kmp_stg_parse_storage_map 1708 1709 static void __kmp_stg_print_storage_map(kmp_str_buf_t *buffer, char const *name, 1710 void *data) { 1711 if (__kmp_storage_map_verbose || __kmp_storage_map_verbose_specified) { 1712 __kmp_stg_print_str(buffer, name, "verbose"); 1713 } else { 1714 __kmp_stg_print_bool(buffer, name, __kmp_storage_map); 1715 } 1716 } // __kmp_stg_print_storage_map 1717 1718 // ----------------------------------------------------------------------------- 1719 // KMP_ALL_THREADPRIVATE 1720 1721 static void __kmp_stg_parse_all_threadprivate(char const *name, 1722 char const *value, void *data) { 1723 __kmp_stg_parse_int(name, value, 1724 __kmp_allThreadsSpecified ? __kmp_max_nth : 1, 1725 __kmp_max_nth, &__kmp_tp_capacity); 1726 } // __kmp_stg_parse_all_threadprivate 1727 1728 static void __kmp_stg_print_all_threadprivate(kmp_str_buf_t *buffer, 1729 char const *name, void *data) { 1730 __kmp_stg_print_int(buffer, name, __kmp_tp_capacity); 1731 } 1732 1733 // ----------------------------------------------------------------------------- 1734 // KMP_FOREIGN_THREADS_THREADPRIVATE 1735 1736 static void __kmp_stg_parse_foreign_threads_threadprivate(char const *name, 1737 char const *value, 1738 void *data) { 1739 __kmp_stg_parse_bool(name, value, &__kmp_foreign_tp); 1740 } // __kmp_stg_parse_foreign_threads_threadprivate 1741 1742 static void __kmp_stg_print_foreign_threads_threadprivate(kmp_str_buf_t *buffer, 1743 char const *name, 1744 void *data) { 1745 __kmp_stg_print_bool(buffer, name, __kmp_foreign_tp); 1746 } // __kmp_stg_print_foreign_threads_threadprivate 1747 1748 // ----------------------------------------------------------------------------- 1749 // KMP_AFFINITY, GOMP_CPU_AFFINITY, KMP_TOPOLOGY_METHOD 1750 1751 #if KMP_AFFINITY_SUPPORTED 1752 // Parse the proc id list. Return TRUE if successful, FALSE otherwise. 1753 static int __kmp_parse_affinity_proc_id_list(const char *var, const char *env, 1754 const char **nextEnv, 1755 char **proclist) { 1756 const char *scan = env; 1757 const char *next = scan; 1758 int empty = TRUE; 1759 1760 *proclist = NULL; 1761 1762 for (;;) { 1763 int start, end, stride; 1764 1765 SKIP_WS(scan); 1766 next = scan; 1767 if (*next == '\0') { 1768 break; 1769 } 1770 1771 if (*next == '{') { 1772 int num; 1773 next++; // skip '{' 1774 SKIP_WS(next); 1775 scan = next; 1776 1777 // Read the first integer in the set. 1778 if ((*next < '0') || (*next > '9')) { 1779 KMP_WARNING(AffSyntaxError, var); 1780 return FALSE; 1781 } 1782 SKIP_DIGITS(next); 1783 num = __kmp_str_to_int(scan, *next); 1784 KMP_ASSERT(num >= 0); 1785 1786 for (;;) { 1787 // Check for end of set. 1788 SKIP_WS(next); 1789 if (*next == '}') { 1790 next++; // skip '}' 1791 break; 1792 } 1793 1794 // Skip optional comma. 1795 if (*next == ',') { 1796 next++; 1797 } 1798 SKIP_WS(next); 1799 1800 // Read the next integer in the set. 1801 scan = next; 1802 if ((*next < '0') || (*next > '9')) { 1803 KMP_WARNING(AffSyntaxError, var); 1804 return FALSE; 1805 } 1806 1807 SKIP_DIGITS(next); 1808 num = __kmp_str_to_int(scan, *next); 1809 KMP_ASSERT(num >= 0); 1810 } 1811 empty = FALSE; 1812 1813 SKIP_WS(next); 1814 if (*next == ',') { 1815 next++; 1816 } 1817 scan = next; 1818 continue; 1819 } 1820 1821 // Next character is not an integer => end of list 1822 if ((*next < '0') || (*next > '9')) { 1823 if (empty) { 1824 KMP_WARNING(AffSyntaxError, var); 1825 return FALSE; 1826 } 1827 break; 1828 } 1829 1830 // Read the first integer. 1831 SKIP_DIGITS(next); 1832 start = __kmp_str_to_int(scan, *next); 1833 KMP_ASSERT(start >= 0); 1834 SKIP_WS(next); 1835 1836 // If this isn't a range, then go on. 1837 if (*next != '-') { 1838 empty = FALSE; 1839 1840 // Skip optional comma. 1841 if (*next == ',') { 1842 next++; 1843 } 1844 scan = next; 1845 continue; 1846 } 1847 1848 // This is a range. Skip over the '-' and read in the 2nd int. 1849 next++; // skip '-' 1850 SKIP_WS(next); 1851 scan = next; 1852 if ((*next < '0') || (*next > '9')) { 1853 KMP_WARNING(AffSyntaxError, var); 1854 return FALSE; 1855 } 1856 SKIP_DIGITS(next); 1857 end = __kmp_str_to_int(scan, *next); 1858 KMP_ASSERT(end >= 0); 1859 1860 // Check for a stride parameter 1861 stride = 1; 1862 SKIP_WS(next); 1863 if (*next == ':') { 1864 // A stride is specified. Skip over the ':" and read the 3rd int. 1865 int sign = +1; 1866 next++; // skip ':' 1867 SKIP_WS(next); 1868 scan = next; 1869 if (*next == '-') { 1870 sign = -1; 1871 next++; 1872 SKIP_WS(next); 1873 scan = next; 1874 } 1875 if ((*next < '0') || (*next > '9')) { 1876 KMP_WARNING(AffSyntaxError, var); 1877 return FALSE; 1878 } 1879 SKIP_DIGITS(next); 1880 stride = __kmp_str_to_int(scan, *next); 1881 KMP_ASSERT(stride >= 0); 1882 stride *= sign; 1883 } 1884 1885 // Do some range checks. 1886 if (stride == 0) { 1887 KMP_WARNING(AffZeroStride, var); 1888 return FALSE; 1889 } 1890 if (stride > 0) { 1891 if (start > end) { 1892 KMP_WARNING(AffStartGreaterEnd, var, start, end); 1893 return FALSE; 1894 } 1895 } else { 1896 if (start < end) { 1897 KMP_WARNING(AffStrideLessZero, var, start, end); 1898 return FALSE; 1899 } 1900 } 1901 if ((end - start) / stride > 65536) { 1902 KMP_WARNING(AffRangeTooBig, var, end, start, stride); 1903 return FALSE; 1904 } 1905 1906 empty = FALSE; 1907 1908 // Skip optional comma. 1909 SKIP_WS(next); 1910 if (*next == ',') { 1911 next++; 1912 } 1913 scan = next; 1914 } 1915 1916 *nextEnv = next; 1917 1918 { 1919 int len = next - env; 1920 char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char)); 1921 KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char)); 1922 retlist[len] = '\0'; 1923 *proclist = retlist; 1924 } 1925 return TRUE; 1926 } 1927 1928 // If KMP_AFFINITY is specified without a type, then 1929 // __kmp_affinity_notype should point to its setting. 1930 static kmp_setting_t *__kmp_affinity_notype = NULL; 1931 1932 static void __kmp_parse_affinity_env(char const *name, char const *value, 1933 enum affinity_type *out_type, 1934 char **out_proclist, int *out_verbose, 1935 int *out_warn, int *out_respect, 1936 enum affinity_gran *out_gran, 1937 int *out_gran_levels, int *out_dups, 1938 int *out_compact, int *out_offset) { 1939 char *buffer = NULL; // Copy of env var value. 1940 char *buf = NULL; // Buffer for strtok_r() function. 1941 char *next = NULL; // end of token / start of next. 1942 const char *start; // start of current token (for err msgs) 1943 int count = 0; // Counter of parsed integer numbers. 1944 int number[2]; // Parsed numbers. 1945 1946 // Guards. 1947 int type = 0; 1948 int proclist = 0; 1949 int max_proclist = 0; 1950 int verbose = 0; 1951 int warnings = 0; 1952 int respect = 0; 1953 int gran = 0; 1954 int dups = 0; 1955 1956 KMP_ASSERT(value != NULL); 1957 1958 if (TCR_4(__kmp_init_middle)) { 1959 KMP_WARNING(EnvMiddleWarn, name); 1960 __kmp_env_toPrint(name, 0); 1961 return; 1962 } 1963 __kmp_env_toPrint(name, 1); 1964 1965 buffer = 1966 __kmp_str_format("%s", value); // Copy env var to keep original intact. 1967 buf = buffer; 1968 SKIP_WS(buf); 1969 1970 // Helper macros. 1971 1972 // If we see a parse error, emit a warning and scan to the next ",". 1973 // 1974 // FIXME - there's got to be a better way to print an error 1975 // message, hopefully without overwritting peices of buf. 1976 #define EMIT_WARN(skip, errlist) \ 1977 { \ 1978 char ch; \ 1979 if (skip) { \ 1980 SKIP_TO(next, ','); \ 1981 } \ 1982 ch = *next; \ 1983 *next = '\0'; \ 1984 KMP_WARNING errlist; \ 1985 *next = ch; \ 1986 if (skip) { \ 1987 if (ch == ',') \ 1988 next++; \ 1989 } \ 1990 buf = next; \ 1991 } 1992 1993 #define _set_param(_guard, _var, _val) \ 1994 { \ 1995 if (_guard == 0) { \ 1996 _var = _val; \ 1997 } else { \ 1998 EMIT_WARN(FALSE, (AffParamDefined, name, start)); \ 1999 } \ 2000 ++_guard; \ 2001 } 2002 2003 #define set_type(val) _set_param(type, *out_type, val) 2004 #define set_verbose(val) _set_param(verbose, *out_verbose, val) 2005 #define set_warnings(val) _set_param(warnings, *out_warn, val) 2006 #define set_respect(val) _set_param(respect, *out_respect, val) 2007 #define set_dups(val) _set_param(dups, *out_dups, val) 2008 #define set_proclist(val) _set_param(proclist, *out_proclist, val) 2009 2010 #define set_gran(val, levels) \ 2011 { \ 2012 if (gran == 0) { \ 2013 *out_gran = val; \ 2014 *out_gran_levels = levels; \ 2015 } else { \ 2016 EMIT_WARN(FALSE, (AffParamDefined, name, start)); \ 2017 } \ 2018 ++gran; \ 2019 } 2020 2021 #if OMP_40_ENABLED 2022 KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) && 2023 (__kmp_nested_proc_bind.used > 0)); 2024 #endif 2025 2026 while (*buf != '\0') { 2027 start = next = buf; 2028 2029 if (__kmp_match_str("none", buf, CCAST(const char **, &next))) { 2030 set_type(affinity_none); 2031 #if OMP_40_ENABLED 2032 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 2033 #endif 2034 buf = next; 2035 } else if (__kmp_match_str("scatter", buf, CCAST(const char **, &next))) { 2036 set_type(affinity_scatter); 2037 #if OMP_40_ENABLED 2038 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2039 #endif 2040 buf = next; 2041 } else if (__kmp_match_str("compact", buf, CCAST(const char **, &next))) { 2042 set_type(affinity_compact); 2043 #if OMP_40_ENABLED 2044 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2045 #endif 2046 buf = next; 2047 } else if (__kmp_match_str("logical", buf, CCAST(const char **, &next))) { 2048 set_type(affinity_logical); 2049 #if OMP_40_ENABLED 2050 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2051 #endif 2052 buf = next; 2053 } else if (__kmp_match_str("physical", buf, CCAST(const char **, &next))) { 2054 set_type(affinity_physical); 2055 #if OMP_40_ENABLED 2056 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2057 #endif 2058 buf = next; 2059 } else if (__kmp_match_str("explicit", buf, CCAST(const char **, &next))) { 2060 set_type(affinity_explicit); 2061 #if OMP_40_ENABLED 2062 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2063 #endif 2064 buf = next; 2065 } else if (__kmp_match_str("balanced", buf, CCAST(const char **, &next))) { 2066 set_type(affinity_balanced); 2067 #if OMP_40_ENABLED 2068 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2069 #endif 2070 buf = next; 2071 } else if (__kmp_match_str("disabled", buf, CCAST(const char **, &next))) { 2072 set_type(affinity_disabled); 2073 #if OMP_40_ENABLED 2074 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 2075 #endif 2076 buf = next; 2077 } else if (__kmp_match_str("verbose", buf, CCAST(const char **, &next))) { 2078 set_verbose(TRUE); 2079 buf = next; 2080 } else if (__kmp_match_str("noverbose", buf, CCAST(const char **, &next))) { 2081 set_verbose(FALSE); 2082 buf = next; 2083 } else if (__kmp_match_str("warnings", buf, CCAST(const char **, &next))) { 2084 set_warnings(TRUE); 2085 buf = next; 2086 } else if (__kmp_match_str("nowarnings", buf, 2087 CCAST(const char **, &next))) { 2088 set_warnings(FALSE); 2089 buf = next; 2090 } else if (__kmp_match_str("respect", buf, CCAST(const char **, &next))) { 2091 set_respect(TRUE); 2092 buf = next; 2093 } else if (__kmp_match_str("norespect", buf, CCAST(const char **, &next))) { 2094 set_respect(FALSE); 2095 buf = next; 2096 } else if (__kmp_match_str("duplicates", buf, 2097 CCAST(const char **, &next)) || 2098 __kmp_match_str("dups", buf, CCAST(const char **, &next))) { 2099 set_dups(TRUE); 2100 buf = next; 2101 } else if (__kmp_match_str("noduplicates", buf, 2102 CCAST(const char **, &next)) || 2103 __kmp_match_str("nodups", buf, CCAST(const char **, &next))) { 2104 set_dups(FALSE); 2105 buf = next; 2106 } else if (__kmp_match_str("granularity", buf, 2107 CCAST(const char **, &next)) || 2108 __kmp_match_str("gran", buf, CCAST(const char **, &next))) { 2109 SKIP_WS(next); 2110 if (*next != '=') { 2111 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2112 continue; 2113 } 2114 next++; // skip '=' 2115 SKIP_WS(next); 2116 2117 buf = next; 2118 if (__kmp_match_str("fine", buf, CCAST(const char **, &next))) { 2119 set_gran(affinity_gran_fine, -1); 2120 buf = next; 2121 } else if (__kmp_match_str("thread", buf, CCAST(const char **, &next))) { 2122 set_gran(affinity_gran_thread, -1); 2123 buf = next; 2124 } else if (__kmp_match_str("core", buf, CCAST(const char **, &next))) { 2125 set_gran(affinity_gran_core, -1); 2126 buf = next; 2127 #if KMP_USE_HWLOC 2128 } else if (__kmp_match_str("tile", buf, CCAST(const char **, &next))) { 2129 set_gran(affinity_gran_tile, -1); 2130 buf = next; 2131 #endif 2132 } else if (__kmp_match_str("package", buf, CCAST(const char **, &next))) { 2133 set_gran(affinity_gran_package, -1); 2134 buf = next; 2135 } else if (__kmp_match_str("node", buf, CCAST(const char **, &next))) { 2136 set_gran(affinity_gran_node, -1); 2137 buf = next; 2138 #if KMP_GROUP_AFFINITY 2139 } else if (__kmp_match_str("group", buf, CCAST(const char **, &next))) { 2140 set_gran(affinity_gran_group, -1); 2141 buf = next; 2142 #endif /* KMP_GROUP AFFINITY */ 2143 } else if ((*buf >= '0') && (*buf <= '9')) { 2144 int n; 2145 next = buf; 2146 SKIP_DIGITS(next); 2147 n = __kmp_str_to_int(buf, *next); 2148 KMP_ASSERT(n >= 0); 2149 buf = next; 2150 set_gran(affinity_gran_default, n); 2151 } else { 2152 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2153 continue; 2154 } 2155 } else if (__kmp_match_str("proclist", buf, CCAST(const char **, &next))) { 2156 char *temp_proclist; 2157 2158 SKIP_WS(next); 2159 if (*next != '=') { 2160 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2161 continue; 2162 } 2163 next++; // skip '=' 2164 SKIP_WS(next); 2165 if (*next != '[') { 2166 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2167 continue; 2168 } 2169 next++; // skip '[' 2170 buf = next; 2171 if (!__kmp_parse_affinity_proc_id_list( 2172 name, buf, CCAST(const char **, &next), &temp_proclist)) { 2173 // warning already emitted. 2174 SKIP_TO(next, ']'); 2175 if (*next == ']') 2176 next++; 2177 SKIP_TO(next, ','); 2178 if (*next == ',') 2179 next++; 2180 buf = next; 2181 continue; 2182 } 2183 if (*next != ']') { 2184 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2185 continue; 2186 } 2187 next++; // skip ']' 2188 set_proclist(temp_proclist); 2189 } else if ((*buf >= '0') && (*buf <= '9')) { 2190 // Parse integer numbers -- permute and offset. 2191 int n; 2192 next = buf; 2193 SKIP_DIGITS(next); 2194 n = __kmp_str_to_int(buf, *next); 2195 KMP_ASSERT(n >= 0); 2196 buf = next; 2197 if (count < 2) { 2198 number[count] = n; 2199 } else { 2200 KMP_WARNING(AffManyParams, name, start); 2201 } 2202 ++count; 2203 } else { 2204 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2205 continue; 2206 } 2207 2208 SKIP_WS(next); 2209 if (*next == ',') { 2210 next++; 2211 SKIP_WS(next); 2212 } else if (*next != '\0') { 2213 const char *temp = next; 2214 EMIT_WARN(TRUE, (ParseExtraCharsWarn, name, temp)); 2215 continue; 2216 } 2217 buf = next; 2218 } // while 2219 2220 #undef EMIT_WARN 2221 #undef _set_param 2222 #undef set_type 2223 #undef set_verbose 2224 #undef set_warnings 2225 #undef set_respect 2226 #undef set_granularity 2227 2228 __kmp_str_free(&buffer); 2229 2230 if (proclist) { 2231 if (!type) { 2232 KMP_WARNING(AffProcListNoType, name); 2233 *out_type = affinity_explicit; 2234 #if OMP_40_ENABLED 2235 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2236 #endif 2237 } else if (*out_type != affinity_explicit) { 2238 KMP_WARNING(AffProcListNotExplicit, name); 2239 KMP_ASSERT(*out_proclist != NULL); 2240 KMP_INTERNAL_FREE(*out_proclist); 2241 *out_proclist = NULL; 2242 } 2243 } 2244 switch (*out_type) { 2245 case affinity_logical: 2246 case affinity_physical: { 2247 if (count > 0) { 2248 *out_offset = number[0]; 2249 } 2250 if (count > 1) { 2251 KMP_WARNING(AffManyParamsForLogic, name, number[1]); 2252 } 2253 } break; 2254 case affinity_balanced: { 2255 if (count > 0) { 2256 *out_compact = number[0]; 2257 } 2258 if (count > 1) { 2259 *out_offset = number[1]; 2260 } 2261 2262 if (__kmp_affinity_gran == affinity_gran_default) { 2263 #if KMP_MIC_SUPPORTED 2264 if (__kmp_mic_type != non_mic) { 2265 if (__kmp_affinity_verbose || __kmp_affinity_warnings) { 2266 KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "fine"); 2267 } 2268 __kmp_affinity_gran = affinity_gran_fine; 2269 } else 2270 #endif 2271 { 2272 if (__kmp_affinity_verbose || __kmp_affinity_warnings) { 2273 KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "core"); 2274 } 2275 __kmp_affinity_gran = affinity_gran_core; 2276 } 2277 } 2278 } break; 2279 case affinity_scatter: 2280 case affinity_compact: { 2281 if (count > 0) { 2282 *out_compact = number[0]; 2283 } 2284 if (count > 1) { 2285 *out_offset = number[1]; 2286 } 2287 } break; 2288 case affinity_explicit: { 2289 if (*out_proclist == NULL) { 2290 KMP_WARNING(AffNoProcList, name); 2291 __kmp_affinity_type = affinity_none; 2292 } 2293 if (count > 0) { 2294 KMP_WARNING(AffNoParam, name, "explicit"); 2295 } 2296 } break; 2297 case affinity_none: { 2298 if (count > 0) { 2299 KMP_WARNING(AffNoParam, name, "none"); 2300 } 2301 } break; 2302 case affinity_disabled: { 2303 if (count > 0) { 2304 KMP_WARNING(AffNoParam, name, "disabled"); 2305 } 2306 } break; 2307 case affinity_default: { 2308 if (count > 0) { 2309 KMP_WARNING(AffNoParam, name, "default"); 2310 } 2311 } break; 2312 default: { KMP_ASSERT(0); } 2313 } 2314 } // __kmp_parse_affinity_env 2315 2316 static void __kmp_stg_parse_affinity(char const *name, char const *value, 2317 void *data) { 2318 kmp_setting_t **rivals = (kmp_setting_t **)data; 2319 int rc; 2320 2321 rc = __kmp_stg_check_rivals(name, value, rivals); 2322 if (rc) { 2323 return; 2324 } 2325 2326 __kmp_parse_affinity_env(name, value, &__kmp_affinity_type, 2327 &__kmp_affinity_proclist, &__kmp_affinity_verbose, 2328 &__kmp_affinity_warnings, 2329 &__kmp_affinity_respect_mask, &__kmp_affinity_gran, 2330 &__kmp_affinity_gran_levels, &__kmp_affinity_dups, 2331 &__kmp_affinity_compact, &__kmp_affinity_offset); 2332 2333 } // __kmp_stg_parse_affinity 2334 2335 static void __kmp_stg_print_affinity(kmp_str_buf_t *buffer, char const *name, 2336 void *data) { 2337 if (__kmp_env_format) { 2338 KMP_STR_BUF_PRINT_NAME_EX(name); 2339 } else { 2340 __kmp_str_buf_print(buffer, " %s='", name); 2341 } 2342 if (__kmp_affinity_verbose) { 2343 __kmp_str_buf_print(buffer, "%s,", "verbose"); 2344 } else { 2345 __kmp_str_buf_print(buffer, "%s,", "noverbose"); 2346 } 2347 if (__kmp_affinity_warnings) { 2348 __kmp_str_buf_print(buffer, "%s,", "warnings"); 2349 } else { 2350 __kmp_str_buf_print(buffer, "%s,", "nowarnings"); 2351 } 2352 if (KMP_AFFINITY_CAPABLE()) { 2353 if (__kmp_affinity_respect_mask) { 2354 __kmp_str_buf_print(buffer, "%s,", "respect"); 2355 } else { 2356 __kmp_str_buf_print(buffer, "%s,", "norespect"); 2357 } 2358 switch (__kmp_affinity_gran) { 2359 case affinity_gran_default: 2360 __kmp_str_buf_print(buffer, "%s", "granularity=default,"); 2361 break; 2362 case affinity_gran_fine: 2363 __kmp_str_buf_print(buffer, "%s", "granularity=fine,"); 2364 break; 2365 case affinity_gran_thread: 2366 __kmp_str_buf_print(buffer, "%s", "granularity=thread,"); 2367 break; 2368 case affinity_gran_core: 2369 __kmp_str_buf_print(buffer, "%s", "granularity=core,"); 2370 break; 2371 case affinity_gran_package: 2372 __kmp_str_buf_print(buffer, "%s", "granularity=package,"); 2373 break; 2374 case affinity_gran_node: 2375 __kmp_str_buf_print(buffer, "%s", "granularity=node,"); 2376 break; 2377 #if KMP_GROUP_AFFINITY 2378 case affinity_gran_group: 2379 __kmp_str_buf_print(buffer, "%s", "granularity=group,"); 2380 break; 2381 #endif /* KMP_GROUP_AFFINITY */ 2382 } 2383 } 2384 if (!KMP_AFFINITY_CAPABLE()) { 2385 __kmp_str_buf_print(buffer, "%s", "disabled"); 2386 } else 2387 switch (__kmp_affinity_type) { 2388 case affinity_none: 2389 __kmp_str_buf_print(buffer, "%s", "none"); 2390 break; 2391 case affinity_physical: 2392 __kmp_str_buf_print(buffer, "%s,%d", "physical", __kmp_affinity_offset); 2393 break; 2394 case affinity_logical: 2395 __kmp_str_buf_print(buffer, "%s,%d", "logical", __kmp_affinity_offset); 2396 break; 2397 case affinity_compact: 2398 __kmp_str_buf_print(buffer, "%s,%d,%d", "compact", __kmp_affinity_compact, 2399 __kmp_affinity_offset); 2400 break; 2401 case affinity_scatter: 2402 __kmp_str_buf_print(buffer, "%s,%d,%d", "scatter", __kmp_affinity_compact, 2403 __kmp_affinity_offset); 2404 break; 2405 case affinity_explicit: 2406 __kmp_str_buf_print(buffer, "%s=[%s],%s", "proclist", 2407 __kmp_affinity_proclist, "explicit"); 2408 break; 2409 case affinity_balanced: 2410 __kmp_str_buf_print(buffer, "%s,%d,%d", "balanced", 2411 __kmp_affinity_compact, __kmp_affinity_offset); 2412 break; 2413 case affinity_disabled: 2414 __kmp_str_buf_print(buffer, "%s", "disabled"); 2415 break; 2416 case affinity_default: 2417 __kmp_str_buf_print(buffer, "%s", "default"); 2418 break; 2419 default: 2420 __kmp_str_buf_print(buffer, "%s", "<unknown>"); 2421 break; 2422 } 2423 __kmp_str_buf_print(buffer, "'\n"); 2424 } //__kmp_stg_print_affinity 2425 2426 #ifdef KMP_GOMP_COMPAT 2427 2428 static void __kmp_stg_parse_gomp_cpu_affinity(char const *name, 2429 char const *value, void *data) { 2430 const char *next = NULL; 2431 char *temp_proclist; 2432 kmp_setting_t **rivals = (kmp_setting_t **)data; 2433 int rc; 2434 2435 rc = __kmp_stg_check_rivals(name, value, rivals); 2436 if (rc) { 2437 return; 2438 } 2439 2440 if (TCR_4(__kmp_init_middle)) { 2441 KMP_WARNING(EnvMiddleWarn, name); 2442 __kmp_env_toPrint(name, 0); 2443 return; 2444 } 2445 2446 __kmp_env_toPrint(name, 1); 2447 2448 if (__kmp_parse_affinity_proc_id_list(name, value, &next, &temp_proclist)) { 2449 SKIP_WS(next); 2450 if (*next == '\0') { 2451 // GOMP_CPU_AFFINITY => granularity=fine,explicit,proclist=... 2452 __kmp_affinity_proclist = temp_proclist; 2453 __kmp_affinity_type = affinity_explicit; 2454 __kmp_affinity_gran = affinity_gran_fine; 2455 #if OMP_40_ENABLED 2456 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2457 #endif 2458 } else { 2459 KMP_WARNING(AffSyntaxError, name); 2460 if (temp_proclist != NULL) { 2461 KMP_INTERNAL_FREE((void *)temp_proclist); 2462 } 2463 } 2464 } else { 2465 // Warning already emitted 2466 __kmp_affinity_type = affinity_none; 2467 #if OMP_40_ENABLED 2468 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 2469 #endif 2470 } 2471 } // __kmp_stg_parse_gomp_cpu_affinity 2472 2473 #endif /* KMP_GOMP_COMPAT */ 2474 2475 #if OMP_40_ENABLED 2476 2477 /*----------------------------------------------------------------------------- 2478 The OMP_PLACES proc id list parser. Here is the grammar: 2479 2480 place_list := place 2481 place_list := place , place_list 2482 place := num 2483 place := place : num 2484 place := place : num : signed 2485 place := { subplacelist } 2486 place := ! place // (lowest priority) 2487 subplace_list := subplace 2488 subplace_list := subplace , subplace_list 2489 subplace := num 2490 subplace := num : num 2491 subplace := num : num : signed 2492 signed := num 2493 signed := + signed 2494 signed := - signed 2495 -----------------------------------------------------------------------------*/ 2496 2497 static int __kmp_parse_subplace_list(const char *var, const char **scan) { 2498 const char *next; 2499 2500 for (;;) { 2501 int start, count, stride; 2502 2503 // 2504 // Read in the starting proc id 2505 // 2506 SKIP_WS(*scan); 2507 if ((**scan < '0') || (**scan > '9')) { 2508 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\""); 2509 return FALSE; 2510 } 2511 next = *scan; 2512 SKIP_DIGITS(next); 2513 start = __kmp_str_to_int(*scan, *next); 2514 KMP_ASSERT(start >= 0); 2515 *scan = next; 2516 2517 // valid follow sets are ',' ':' and '}' 2518 SKIP_WS(*scan); 2519 if (**scan == '}') { 2520 break; 2521 } 2522 if (**scan == ',') { 2523 (*scan)++; // skip ',' 2524 continue; 2525 } 2526 if (**scan != ':') { 2527 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\""); 2528 return FALSE; 2529 } 2530 (*scan)++; // skip ':' 2531 2532 // Read count parameter 2533 SKIP_WS(*scan); 2534 if ((**scan < '0') || (**scan > '9')) { 2535 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\""); 2536 return FALSE; 2537 } 2538 next = *scan; 2539 SKIP_DIGITS(next); 2540 count = __kmp_str_to_int(*scan, *next); 2541 KMP_ASSERT(count >= 0); 2542 *scan = next; 2543 2544 // valid follow sets are ',' ':' and '}' 2545 SKIP_WS(*scan); 2546 if (**scan == '}') { 2547 break; 2548 } 2549 if (**scan == ',') { 2550 (*scan)++; // skip ',' 2551 continue; 2552 } 2553 if (**scan != ':') { 2554 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\""); 2555 return FALSE; 2556 } 2557 (*scan)++; // skip ':' 2558 2559 // Read stride parameter 2560 int sign = +1; 2561 for (;;) { 2562 SKIP_WS(*scan); 2563 if (**scan == '+') { 2564 (*scan)++; // skip '+' 2565 continue; 2566 } 2567 if (**scan == '-') { 2568 sign *= -1; 2569 (*scan)++; // skip '-' 2570 continue; 2571 } 2572 break; 2573 } 2574 SKIP_WS(*scan); 2575 if ((**scan < '0') || (**scan > '9')) { 2576 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\""); 2577 return FALSE; 2578 } 2579 next = *scan; 2580 SKIP_DIGITS(next); 2581 stride = __kmp_str_to_int(*scan, *next); 2582 KMP_ASSERT(stride >= 0); 2583 *scan = next; 2584 stride *= sign; 2585 2586 // valid follow sets are ',' and '}' 2587 SKIP_WS(*scan); 2588 if (**scan == '}') { 2589 break; 2590 } 2591 if (**scan == ',') { 2592 (*scan)++; // skip ',' 2593 continue; 2594 } 2595 2596 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\""); 2597 return FALSE; 2598 } 2599 return TRUE; 2600 } 2601 2602 static int __kmp_parse_place(const char *var, const char **scan) { 2603 const char *next; 2604 2605 // valid follow sets are '{' '!' and num 2606 SKIP_WS(*scan); 2607 if (**scan == '{') { 2608 (*scan)++; // skip '{' 2609 if (!__kmp_parse_subplace_list(var, scan)) { 2610 return FALSE; 2611 } 2612 if (**scan != '}') { 2613 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\""); 2614 return FALSE; 2615 } 2616 (*scan)++; // skip '}' 2617 } else if (**scan == '!') { 2618 (*scan)++; // skip '!' 2619 return __kmp_parse_place(var, scan); //'!' has lower precedence than ':' 2620 } else if ((**scan >= '0') && (**scan <= '9')) { 2621 next = *scan; 2622 SKIP_DIGITS(next); 2623 int proc = __kmp_str_to_int(*scan, *next); 2624 KMP_ASSERT(proc >= 0); 2625 *scan = next; 2626 } else { 2627 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\""); 2628 return FALSE; 2629 } 2630 return TRUE; 2631 } 2632 2633 static int __kmp_parse_place_list(const char *var, const char *env, 2634 char **place_list) { 2635 const char *scan = env; 2636 const char *next = scan; 2637 2638 for (;;) { 2639 int start, count, stride; 2640 2641 if (!__kmp_parse_place(var, &scan)) { 2642 return FALSE; 2643 } 2644 2645 // valid follow sets are ',' ':' and EOL 2646 SKIP_WS(scan); 2647 if (*scan == '\0') { 2648 break; 2649 } 2650 if (*scan == ',') { 2651 scan++; // skip ',' 2652 continue; 2653 } 2654 if (*scan != ':') { 2655 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\""); 2656 return FALSE; 2657 } 2658 scan++; // skip ':' 2659 2660 // Read count parameter 2661 SKIP_WS(scan); 2662 if ((*scan < '0') || (*scan > '9')) { 2663 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\""); 2664 return FALSE; 2665 } 2666 next = scan; 2667 SKIP_DIGITS(next); 2668 count = __kmp_str_to_int(scan, *next); 2669 KMP_ASSERT(count >= 0); 2670 scan = next; 2671 2672 // valid follow sets are ',' ':' and EOL 2673 SKIP_WS(scan); 2674 if (*scan == '\0') { 2675 break; 2676 } 2677 if (*scan == ',') { 2678 scan++; // skip ',' 2679 continue; 2680 } 2681 if (*scan != ':') { 2682 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\""); 2683 return FALSE; 2684 } 2685 scan++; // skip ':' 2686 2687 // Read stride parameter 2688 int sign = +1; 2689 for (;;) { 2690 SKIP_WS(scan); 2691 if (*scan == '+') { 2692 scan++; // skip '+' 2693 continue; 2694 } 2695 if (*scan == '-') { 2696 sign *= -1; 2697 scan++; // skip '-' 2698 continue; 2699 } 2700 break; 2701 } 2702 SKIP_WS(scan); 2703 if ((*scan < '0') || (*scan > '9')) { 2704 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\""); 2705 return FALSE; 2706 } 2707 next = scan; 2708 SKIP_DIGITS(next); 2709 stride = __kmp_str_to_int(scan, *next); 2710 KMP_ASSERT(stride >= 0); 2711 scan = next; 2712 stride *= sign; 2713 2714 // valid follow sets are ',' and EOL 2715 SKIP_WS(scan); 2716 if (*scan == '\0') { 2717 break; 2718 } 2719 if (*scan == ',') { 2720 scan++; // skip ',' 2721 continue; 2722 } 2723 2724 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\""); 2725 return FALSE; 2726 } 2727 2728 { 2729 int len = scan - env; 2730 char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char)); 2731 KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char)); 2732 retlist[len] = '\0'; 2733 *place_list = retlist; 2734 } 2735 return TRUE; 2736 } 2737 2738 static void __kmp_stg_parse_places(char const *name, char const *value, 2739 void *data) { 2740 int count; 2741 const char *scan = value; 2742 const char *next = scan; 2743 const char *kind = "\"threads\""; 2744 kmp_setting_t **rivals = (kmp_setting_t **)data; 2745 int rc; 2746 2747 rc = __kmp_stg_check_rivals(name, value, rivals); 2748 if (rc) { 2749 return; 2750 } 2751 2752 // If OMP_PROC_BIND is not specified but OMP_PLACES is, 2753 // then let OMP_PROC_BIND default to true. 2754 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) { 2755 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true; 2756 } 2757 2758 //__kmp_affinity_num_places = 0; 2759 2760 if (__kmp_match_str("threads", scan, &next)) { 2761 scan = next; 2762 __kmp_affinity_type = affinity_compact; 2763 __kmp_affinity_gran = affinity_gran_thread; 2764 __kmp_affinity_dups = FALSE; 2765 kind = "\"threads\""; 2766 } else if (__kmp_match_str("cores", scan, &next)) { 2767 scan = next; 2768 __kmp_affinity_type = affinity_compact; 2769 __kmp_affinity_gran = affinity_gran_core; 2770 __kmp_affinity_dups = FALSE; 2771 kind = "\"cores\""; 2772 #if KMP_USE_HWLOC 2773 } else if (__kmp_match_str("tiles", scan, &next)) { 2774 scan = next; 2775 __kmp_affinity_type = affinity_compact; 2776 __kmp_affinity_gran = affinity_gran_tile; 2777 __kmp_affinity_dups = FALSE; 2778 kind = "\"tiles\""; 2779 #endif 2780 } else if (__kmp_match_str("sockets", scan, &next)) { 2781 scan = next; 2782 __kmp_affinity_type = affinity_compact; 2783 __kmp_affinity_gran = affinity_gran_package; 2784 __kmp_affinity_dups = FALSE; 2785 kind = "\"sockets\""; 2786 } else { 2787 if (__kmp_affinity_proclist != NULL) { 2788 KMP_INTERNAL_FREE((void *)__kmp_affinity_proclist); 2789 __kmp_affinity_proclist = NULL; 2790 } 2791 if (__kmp_parse_place_list(name, value, &__kmp_affinity_proclist)) { 2792 __kmp_affinity_type = affinity_explicit; 2793 __kmp_affinity_gran = affinity_gran_fine; 2794 __kmp_affinity_dups = FALSE; 2795 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) { 2796 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true; 2797 } 2798 } 2799 return; 2800 } 2801 2802 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) { 2803 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true; 2804 } 2805 2806 SKIP_WS(scan); 2807 if (*scan == '\0') { 2808 return; 2809 } 2810 2811 // Parse option count parameter in parentheses 2812 if (*scan != '(') { 2813 KMP_WARNING(SyntaxErrorUsing, name, kind); 2814 return; 2815 } 2816 scan++; // skip '(' 2817 2818 SKIP_WS(scan); 2819 next = scan; 2820 SKIP_DIGITS(next); 2821 count = __kmp_str_to_int(scan, *next); 2822 KMP_ASSERT(count >= 0); 2823 scan = next; 2824 2825 SKIP_WS(scan); 2826 if (*scan != ')') { 2827 KMP_WARNING(SyntaxErrorUsing, name, kind); 2828 return; 2829 } 2830 scan++; // skip ')' 2831 2832 SKIP_WS(scan); 2833 if (*scan != '\0') { 2834 KMP_WARNING(ParseExtraCharsWarn, name, scan); 2835 } 2836 __kmp_affinity_num_places = count; 2837 } 2838 2839 static void __kmp_stg_print_places(kmp_str_buf_t *buffer, char const *name, 2840 void *data) { 2841 if (__kmp_env_format) { 2842 KMP_STR_BUF_PRINT_NAME; 2843 } else { 2844 __kmp_str_buf_print(buffer, " %s", name); 2845 } 2846 if ((__kmp_nested_proc_bind.used == 0) || 2847 (__kmp_nested_proc_bind.bind_types == NULL) || 2848 (__kmp_nested_proc_bind.bind_types[0] == proc_bind_false)) { 2849 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 2850 } else if (__kmp_affinity_type == affinity_explicit) { 2851 if (__kmp_affinity_proclist != NULL) { 2852 __kmp_str_buf_print(buffer, "='%s'\n", __kmp_affinity_proclist); 2853 } else { 2854 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 2855 } 2856 } else if (__kmp_affinity_type == affinity_compact) { 2857 int num; 2858 if (__kmp_affinity_num_masks > 0) { 2859 num = __kmp_affinity_num_masks; 2860 } else if (__kmp_affinity_num_places > 0) { 2861 num = __kmp_affinity_num_places; 2862 } else { 2863 num = 0; 2864 } 2865 if (__kmp_affinity_gran == affinity_gran_thread) { 2866 if (num > 0) { 2867 __kmp_str_buf_print(buffer, "='threads(%d)'\n", num); 2868 } else { 2869 __kmp_str_buf_print(buffer, "='threads'\n"); 2870 } 2871 } else if (__kmp_affinity_gran == affinity_gran_core) { 2872 if (num > 0) { 2873 __kmp_str_buf_print(buffer, "='cores(%d)' \n", num); 2874 } else { 2875 __kmp_str_buf_print(buffer, "='cores'\n"); 2876 } 2877 #if KMP_USE_HWLOC 2878 } else if (__kmp_affinity_gran == affinity_gran_tile) { 2879 if (num > 0) { 2880 __kmp_str_buf_print(buffer, "='tiles(%d)' \n", num); 2881 } else { 2882 __kmp_str_buf_print(buffer, "='tiles'\n"); 2883 } 2884 #endif 2885 } else if (__kmp_affinity_gran == affinity_gran_package) { 2886 if (num > 0) { 2887 __kmp_str_buf_print(buffer, "='sockets(%d)'\n", num); 2888 } else { 2889 __kmp_str_buf_print(buffer, "='sockets'\n"); 2890 } 2891 } else { 2892 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 2893 } 2894 } else { 2895 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 2896 } 2897 } 2898 2899 #endif /* OMP_40_ENABLED */ 2900 2901 #if (!OMP_40_ENABLED) 2902 2903 static void __kmp_stg_parse_proc_bind(char const *name, char const *value, 2904 void *data) { 2905 int enabled; 2906 kmp_setting_t **rivals = (kmp_setting_t **)data; 2907 int rc; 2908 2909 rc = __kmp_stg_check_rivals(name, value, rivals); 2910 if (rc) { 2911 return; 2912 } 2913 2914 // In OMP 3.1, OMP_PROC_BIND is strictly a boolean 2915 __kmp_stg_parse_bool(name, value, &enabled); 2916 if (enabled) { 2917 // OMP_PROC_BIND => granularity=fine,scatter on MIC 2918 // OMP_PROC_BIND => granularity=core,scatter elsewhere 2919 __kmp_affinity_type = affinity_scatter; 2920 #if KMP_MIC_SUPPORTED 2921 if (__kmp_mic_type != non_mic) 2922 __kmp_affinity_gran = affinity_gran_fine; 2923 else 2924 #endif 2925 __kmp_affinity_gran = affinity_gran_core; 2926 } else { 2927 __kmp_affinity_type = affinity_none; 2928 } 2929 } // __kmp_parse_proc_bind 2930 2931 #endif /* if (! OMP_40_ENABLED) */ 2932 2933 static void __kmp_stg_parse_topology_method(char const *name, char const *value, 2934 void *data) { 2935 if (__kmp_str_match("all", 1, value)) { 2936 __kmp_affinity_top_method = affinity_top_method_all; 2937 } 2938 #if KMP_USE_HWLOC 2939 else if (__kmp_str_match("hwloc", 1, value)) { 2940 __kmp_affinity_top_method = affinity_top_method_hwloc; 2941 } 2942 #endif 2943 #if KMP_ARCH_X86 || KMP_ARCH_X86_64 2944 else if (__kmp_str_match("x2apic id", 9, value) || 2945 __kmp_str_match("x2apic_id", 9, value) || 2946 __kmp_str_match("x2apic-id", 9, value) || 2947 __kmp_str_match("x2apicid", 8, value) || 2948 __kmp_str_match("cpuid leaf 11", 13, value) || 2949 __kmp_str_match("cpuid_leaf_11", 13, value) || 2950 __kmp_str_match("cpuid-leaf-11", 13, value) || 2951 __kmp_str_match("cpuid leaf11", 12, value) || 2952 __kmp_str_match("cpuid_leaf11", 12, value) || 2953 __kmp_str_match("cpuid-leaf11", 12, value) || 2954 __kmp_str_match("cpuidleaf 11", 12, value) || 2955 __kmp_str_match("cpuidleaf_11", 12, value) || 2956 __kmp_str_match("cpuidleaf-11", 12, value) || 2957 __kmp_str_match("cpuidleaf11", 11, value) || 2958 __kmp_str_match("cpuid 11", 8, value) || 2959 __kmp_str_match("cpuid_11", 8, value) || 2960 __kmp_str_match("cpuid-11", 8, value) || 2961 __kmp_str_match("cpuid11", 7, value) || 2962 __kmp_str_match("leaf 11", 7, value) || 2963 __kmp_str_match("leaf_11", 7, value) || 2964 __kmp_str_match("leaf-11", 7, value) || 2965 __kmp_str_match("leaf11", 6, value)) { 2966 __kmp_affinity_top_method = affinity_top_method_x2apicid; 2967 } else if (__kmp_str_match("apic id", 7, value) || 2968 __kmp_str_match("apic_id", 7, value) || 2969 __kmp_str_match("apic-id", 7, value) || 2970 __kmp_str_match("apicid", 6, value) || 2971 __kmp_str_match("cpuid leaf 4", 12, value) || 2972 __kmp_str_match("cpuid_leaf_4", 12, value) || 2973 __kmp_str_match("cpuid-leaf-4", 12, value) || 2974 __kmp_str_match("cpuid leaf4", 11, value) || 2975 __kmp_str_match("cpuid_leaf4", 11, value) || 2976 __kmp_str_match("cpuid-leaf4", 11, value) || 2977 __kmp_str_match("cpuidleaf 4", 11, value) || 2978 __kmp_str_match("cpuidleaf_4", 11, value) || 2979 __kmp_str_match("cpuidleaf-4", 11, value) || 2980 __kmp_str_match("cpuidleaf4", 10, value) || 2981 __kmp_str_match("cpuid 4", 7, value) || 2982 __kmp_str_match("cpuid_4", 7, value) || 2983 __kmp_str_match("cpuid-4", 7, value) || 2984 __kmp_str_match("cpuid4", 6, value) || 2985 __kmp_str_match("leaf 4", 6, value) || 2986 __kmp_str_match("leaf_4", 6, value) || 2987 __kmp_str_match("leaf-4", 6, value) || 2988 __kmp_str_match("leaf4", 5, value)) { 2989 __kmp_affinity_top_method = affinity_top_method_apicid; 2990 } 2991 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */ 2992 else if (__kmp_str_match("/proc/cpuinfo", 2, value) || 2993 __kmp_str_match("cpuinfo", 5, value)) { 2994 __kmp_affinity_top_method = affinity_top_method_cpuinfo; 2995 } 2996 #if KMP_GROUP_AFFINITY 2997 else if (__kmp_str_match("group", 1, value)) { 2998 __kmp_affinity_top_method = affinity_top_method_group; 2999 } 3000 #endif /* KMP_GROUP_AFFINITY */ 3001 else if (__kmp_str_match("flat", 1, value)) { 3002 __kmp_affinity_top_method = affinity_top_method_flat; 3003 } else { 3004 KMP_WARNING(StgInvalidValue, name, value); 3005 } 3006 } // __kmp_stg_parse_topology_method 3007 3008 static void __kmp_stg_print_topology_method(kmp_str_buf_t *buffer, 3009 char const *name, void *data) { 3010 char const *value = NULL; 3011 3012 switch (__kmp_affinity_top_method) { 3013 case affinity_top_method_default: 3014 value = "default"; 3015 break; 3016 3017 case affinity_top_method_all: 3018 value = "all"; 3019 break; 3020 3021 #if KMP_ARCH_X86 || KMP_ARCH_X86_64 3022 case affinity_top_method_x2apicid: 3023 value = "x2APIC id"; 3024 break; 3025 3026 case affinity_top_method_apicid: 3027 value = "APIC id"; 3028 break; 3029 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */ 3030 3031 #if KMP_USE_HWLOC 3032 case affinity_top_method_hwloc: 3033 value = "hwloc"; 3034 break; 3035 #endif 3036 3037 case affinity_top_method_cpuinfo: 3038 value = "cpuinfo"; 3039 break; 3040 3041 #if KMP_GROUP_AFFINITY 3042 case affinity_top_method_group: 3043 value = "group"; 3044 break; 3045 #endif /* KMP_GROUP_AFFINITY */ 3046 3047 case affinity_top_method_flat: 3048 value = "flat"; 3049 break; 3050 } 3051 3052 if (value != NULL) { 3053 __kmp_stg_print_str(buffer, name, value); 3054 } 3055 } // __kmp_stg_print_topology_method 3056 3057 #endif /* KMP_AFFINITY_SUPPORTED */ 3058 3059 #if OMP_40_ENABLED 3060 3061 // OMP_PROC_BIND / bind-var is functional on all 4.0 builds, including OS X* 3062 // OMP_PLACES / place-partition-var is not. 3063 static void __kmp_stg_parse_proc_bind(char const *name, char const *value, 3064 void *data) { 3065 kmp_setting_t **rivals = (kmp_setting_t **)data; 3066 int rc; 3067 3068 rc = __kmp_stg_check_rivals(name, value, rivals); 3069 if (rc) { 3070 return; 3071 } 3072 3073 // In OMP 4.0 OMP_PROC_BIND is a vector of proc_bind types. 3074 KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) && 3075 (__kmp_nested_proc_bind.used > 0)); 3076 3077 const char *buf = value; 3078 const char *next; 3079 int num; 3080 SKIP_WS(buf); 3081 if ((*buf >= '0') && (*buf <= '9')) { 3082 next = buf; 3083 SKIP_DIGITS(next); 3084 num = __kmp_str_to_int(buf, *next); 3085 KMP_ASSERT(num >= 0); 3086 buf = next; 3087 SKIP_WS(buf); 3088 } else { 3089 num = -1; 3090 } 3091 3092 next = buf; 3093 if (__kmp_match_str("disabled", buf, &next)) { 3094 buf = next; 3095 SKIP_WS(buf); 3096 #if KMP_AFFINITY_SUPPORTED 3097 __kmp_affinity_type = affinity_disabled; 3098 #endif /* KMP_AFFINITY_SUPPORTED */ 3099 __kmp_nested_proc_bind.used = 1; 3100 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 3101 } else if ((num == (int)proc_bind_false) || 3102 __kmp_match_str("false", buf, &next)) { 3103 buf = next; 3104 SKIP_WS(buf); 3105 #if KMP_AFFINITY_SUPPORTED 3106 __kmp_affinity_type = affinity_none; 3107 #endif /* KMP_AFFINITY_SUPPORTED */ 3108 __kmp_nested_proc_bind.used = 1; 3109 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 3110 } else if ((num == (int)proc_bind_true) || 3111 __kmp_match_str("true", buf, &next)) { 3112 buf = next; 3113 SKIP_WS(buf); 3114 __kmp_nested_proc_bind.used = 1; 3115 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true; 3116 } else { 3117 // Count the number of values in the env var string 3118 const char *scan; 3119 int nelem = 1; 3120 for (scan = buf; *scan != '\0'; scan++) { 3121 if (*scan == ',') { 3122 nelem++; 3123 } 3124 } 3125 3126 // Create / expand the nested proc_bind array as needed 3127 if (__kmp_nested_proc_bind.size < nelem) { 3128 __kmp_nested_proc_bind.bind_types = 3129 (kmp_proc_bind_t *)KMP_INTERNAL_REALLOC( 3130 __kmp_nested_proc_bind.bind_types, 3131 sizeof(kmp_proc_bind_t) * nelem); 3132 if (__kmp_nested_proc_bind.bind_types == NULL) { 3133 KMP_FATAL(MemoryAllocFailed); 3134 } 3135 __kmp_nested_proc_bind.size = nelem; 3136 } 3137 __kmp_nested_proc_bind.used = nelem; 3138 3139 // Save values in the nested proc_bind array 3140 int i = 0; 3141 for (;;) { 3142 enum kmp_proc_bind_t bind; 3143 3144 if ((num == (int)proc_bind_master) || 3145 __kmp_match_str("master", buf, &next)) { 3146 buf = next; 3147 SKIP_WS(buf); 3148 bind = proc_bind_master; 3149 } else if ((num == (int)proc_bind_close) || 3150 __kmp_match_str("close", buf, &next)) { 3151 buf = next; 3152 SKIP_WS(buf); 3153 bind = proc_bind_close; 3154 } else if ((num == (int)proc_bind_spread) || 3155 __kmp_match_str("spread", buf, &next)) { 3156 buf = next; 3157 SKIP_WS(buf); 3158 bind = proc_bind_spread; 3159 } else { 3160 KMP_WARNING(StgInvalidValue, name, value); 3161 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 3162 __kmp_nested_proc_bind.used = 1; 3163 return; 3164 } 3165 3166 __kmp_nested_proc_bind.bind_types[i++] = bind; 3167 if (i >= nelem) { 3168 break; 3169 } 3170 KMP_DEBUG_ASSERT(*buf == ','); 3171 buf++; 3172 SKIP_WS(buf); 3173 3174 // Read next value if it was specified as an integer 3175 if ((*buf >= '0') && (*buf <= '9')) { 3176 next = buf; 3177 SKIP_DIGITS(next); 3178 num = __kmp_str_to_int(buf, *next); 3179 KMP_ASSERT(num >= 0); 3180 buf = next; 3181 SKIP_WS(buf); 3182 } else { 3183 num = -1; 3184 } 3185 } 3186 SKIP_WS(buf); 3187 } 3188 if (*buf != '\0') { 3189 KMP_WARNING(ParseExtraCharsWarn, name, buf); 3190 } 3191 } 3192 3193 static void __kmp_stg_print_proc_bind(kmp_str_buf_t *buffer, char const *name, 3194 void *data) { 3195 int nelem = __kmp_nested_proc_bind.used; 3196 if (__kmp_env_format) { 3197 KMP_STR_BUF_PRINT_NAME; 3198 } else { 3199 __kmp_str_buf_print(buffer, " %s", name); 3200 } 3201 if (nelem == 0) { 3202 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 3203 } else { 3204 int i; 3205 __kmp_str_buf_print(buffer, "='", name); 3206 for (i = 0; i < nelem; i++) { 3207 switch (__kmp_nested_proc_bind.bind_types[i]) { 3208 case proc_bind_false: 3209 __kmp_str_buf_print(buffer, "false"); 3210 break; 3211 3212 case proc_bind_true: 3213 __kmp_str_buf_print(buffer, "true"); 3214 break; 3215 3216 case proc_bind_master: 3217 __kmp_str_buf_print(buffer, "master"); 3218 break; 3219 3220 case proc_bind_close: 3221 __kmp_str_buf_print(buffer, "close"); 3222 break; 3223 3224 case proc_bind_spread: 3225 __kmp_str_buf_print(buffer, "spread"); 3226 break; 3227 3228 case proc_bind_intel: 3229 __kmp_str_buf_print(buffer, "intel"); 3230 break; 3231 3232 case proc_bind_default: 3233 __kmp_str_buf_print(buffer, "default"); 3234 break; 3235 } 3236 if (i < nelem - 1) { 3237 __kmp_str_buf_print(buffer, ","); 3238 } 3239 } 3240 __kmp_str_buf_print(buffer, "'\n"); 3241 } 3242 } 3243 3244 #endif /* OMP_40_ENABLED */ 3245 3246 // ----------------------------------------------------------------------------- 3247 // OMP_DYNAMIC 3248 3249 static void __kmp_stg_parse_omp_dynamic(char const *name, char const *value, 3250 void *data) { 3251 __kmp_stg_parse_bool(name, value, &(__kmp_global.g.g_dynamic)); 3252 } // __kmp_stg_parse_omp_dynamic 3253 3254 static void __kmp_stg_print_omp_dynamic(kmp_str_buf_t *buffer, char const *name, 3255 void *data) { 3256 __kmp_stg_print_bool(buffer, name, __kmp_global.g.g_dynamic); 3257 } // __kmp_stg_print_omp_dynamic 3258 3259 static void __kmp_stg_parse_kmp_dynamic_mode(char const *name, 3260 char const *value, void *data) { 3261 if (TCR_4(__kmp_init_parallel)) { 3262 KMP_WARNING(EnvParallelWarn, name); 3263 __kmp_env_toPrint(name, 0); 3264 return; 3265 } 3266 #ifdef USE_LOAD_BALANCE 3267 else if (__kmp_str_match("load balance", 2, value) || 3268 __kmp_str_match("load_balance", 2, value) || 3269 __kmp_str_match("load-balance", 2, value) || 3270 __kmp_str_match("loadbalance", 2, value) || 3271 __kmp_str_match("balance", 1, value)) { 3272 __kmp_global.g.g_dynamic_mode = dynamic_load_balance; 3273 } 3274 #endif /* USE_LOAD_BALANCE */ 3275 else if (__kmp_str_match("thread limit", 1, value) || 3276 __kmp_str_match("thread_limit", 1, value) || 3277 __kmp_str_match("thread-limit", 1, value) || 3278 __kmp_str_match("threadlimit", 1, value) || 3279 __kmp_str_match("limit", 2, value)) { 3280 __kmp_global.g.g_dynamic_mode = dynamic_thread_limit; 3281 } else if (__kmp_str_match("random", 1, value)) { 3282 __kmp_global.g.g_dynamic_mode = dynamic_random; 3283 } else { 3284 KMP_WARNING(StgInvalidValue, name, value); 3285 } 3286 } //__kmp_stg_parse_kmp_dynamic_mode 3287 3288 static void __kmp_stg_print_kmp_dynamic_mode(kmp_str_buf_t *buffer, 3289 char const *name, void *data) { 3290 #if KMP_DEBUG 3291 if (__kmp_global.g.g_dynamic_mode == dynamic_default) { 3292 __kmp_str_buf_print(buffer, " %s: %s \n", name, KMP_I18N_STR(NotDefined)); 3293 } 3294 #ifdef USE_LOAD_BALANCE 3295 else if (__kmp_global.g.g_dynamic_mode == dynamic_load_balance) { 3296 __kmp_stg_print_str(buffer, name, "load balance"); 3297 } 3298 #endif /* USE_LOAD_BALANCE */ 3299 else if (__kmp_global.g.g_dynamic_mode == dynamic_thread_limit) { 3300 __kmp_stg_print_str(buffer, name, "thread limit"); 3301 } else if (__kmp_global.g.g_dynamic_mode == dynamic_random) { 3302 __kmp_stg_print_str(buffer, name, "random"); 3303 } else { 3304 KMP_ASSERT(0); 3305 } 3306 #endif /* KMP_DEBUG */ 3307 } // __kmp_stg_print_kmp_dynamic_mode 3308 3309 #ifdef USE_LOAD_BALANCE 3310 3311 // ----------------------------------------------------------------------------- 3312 // KMP_LOAD_BALANCE_INTERVAL 3313 3314 static void __kmp_stg_parse_ld_balance_interval(char const *name, 3315 char const *value, void *data) { 3316 double interval = __kmp_convert_to_double(value); 3317 if (interval >= 0) { 3318 __kmp_load_balance_interval = interval; 3319 } else { 3320 KMP_WARNING(StgInvalidValue, name, value); 3321 } 3322 } // __kmp_stg_parse_load_balance_interval 3323 3324 static void __kmp_stg_print_ld_balance_interval(kmp_str_buf_t *buffer, 3325 char const *name, void *data) { 3326 #if KMP_DEBUG 3327 __kmp_str_buf_print(buffer, " %s=%8.6f\n", name, 3328 __kmp_load_balance_interval); 3329 #endif /* KMP_DEBUG */ 3330 } // __kmp_stg_print_load_balance_interval 3331 3332 #endif /* USE_LOAD_BALANCE */ 3333 3334 // ----------------------------------------------------------------------------- 3335 // KMP_INIT_AT_FORK 3336 3337 static void __kmp_stg_parse_init_at_fork(char const *name, char const *value, 3338 void *data) { 3339 __kmp_stg_parse_bool(name, value, &__kmp_need_register_atfork); 3340 if (__kmp_need_register_atfork) { 3341 __kmp_need_register_atfork_specified = TRUE; 3342 } 3343 } // __kmp_stg_parse_init_at_fork 3344 3345 static void __kmp_stg_print_init_at_fork(kmp_str_buf_t *buffer, 3346 char const *name, void *data) { 3347 __kmp_stg_print_bool(buffer, name, __kmp_need_register_atfork_specified); 3348 } // __kmp_stg_print_init_at_fork 3349 3350 // ----------------------------------------------------------------------------- 3351 // KMP_SCHEDULE 3352 3353 static void __kmp_stg_parse_schedule(char const *name, char const *value, 3354 void *data) { 3355 3356 if (value != NULL) { 3357 size_t length = KMP_STRLEN(value); 3358 if (length > INT_MAX) { 3359 KMP_WARNING(LongValue, name); 3360 } else { 3361 const char *semicolon; 3362 if (value[length - 1] == '"' || value[length - 1] == '\'') 3363 KMP_WARNING(UnbalancedQuotes, name); 3364 do { 3365 char sentinel; 3366 3367 semicolon = strchr(value, ';'); 3368 if (*value && semicolon != value) { 3369 const char *comma = strchr(value, ','); 3370 3371 if (comma) { 3372 ++comma; 3373 sentinel = ','; 3374 } else 3375 sentinel = ';'; 3376 if (!__kmp_strcasecmp_with_sentinel("static", value, sentinel)) { 3377 if (!__kmp_strcasecmp_with_sentinel("greedy", comma, ';')) { 3378 __kmp_static = kmp_sch_static_greedy; 3379 continue; 3380 } else if (!__kmp_strcasecmp_with_sentinel("balanced", comma, 3381 ';')) { 3382 __kmp_static = kmp_sch_static_balanced; 3383 continue; 3384 } 3385 } else if (!__kmp_strcasecmp_with_sentinel("guided", value, 3386 sentinel)) { 3387 if (!__kmp_strcasecmp_with_sentinel("iterative", comma, ';')) { 3388 __kmp_guided = kmp_sch_guided_iterative_chunked; 3389 continue; 3390 } else if (!__kmp_strcasecmp_with_sentinel("analytical", comma, 3391 ';')) { 3392 /* analytical not allowed for too many threads */ 3393 __kmp_guided = kmp_sch_guided_analytical_chunked; 3394 continue; 3395 } 3396 } 3397 KMP_WARNING(InvalidClause, name, value); 3398 } else 3399 KMP_WARNING(EmptyClause, name); 3400 } while ((value = semicolon ? semicolon + 1 : NULL)); 3401 } 3402 } 3403 3404 } // __kmp_stg_parse__schedule 3405 3406 static void __kmp_stg_print_schedule(kmp_str_buf_t *buffer, char const *name, 3407 void *data) { 3408 if (__kmp_env_format) { 3409 KMP_STR_BUF_PRINT_NAME_EX(name); 3410 } else { 3411 __kmp_str_buf_print(buffer, " %s='", name); 3412 } 3413 if (__kmp_static == kmp_sch_static_greedy) { 3414 __kmp_str_buf_print(buffer, "%s", "static,greedy"); 3415 } else if (__kmp_static == kmp_sch_static_balanced) { 3416 __kmp_str_buf_print(buffer, "%s", "static,balanced"); 3417 } 3418 if (__kmp_guided == kmp_sch_guided_iterative_chunked) { 3419 __kmp_str_buf_print(buffer, ";%s'\n", "guided,iterative"); 3420 } else if (__kmp_guided == kmp_sch_guided_analytical_chunked) { 3421 __kmp_str_buf_print(buffer, ";%s'\n", "guided,analytical"); 3422 } 3423 } // __kmp_stg_print_schedule 3424 3425 // ----------------------------------------------------------------------------- 3426 // OMP_SCHEDULE 3427 3428 static void __kmp_stg_parse_omp_schedule(char const *name, char const *value, 3429 void *data) { 3430 size_t length; 3431 if (value) { 3432 length = KMP_STRLEN(value); 3433 if (length) { 3434 const char *comma = strchr(value, ','); 3435 if (value[length - 1] == '"' || value[length - 1] == '\'') 3436 KMP_WARNING(UnbalancedQuotes, name); 3437 /* get the specified scheduling style */ 3438 if (!__kmp_strcasecmp_with_sentinel("dynamic", value, ',')) /* DYNAMIC */ 3439 __kmp_sched = kmp_sch_dynamic_chunked; 3440 else if (!__kmp_strcasecmp_with_sentinel("guided", value, 3441 ',')) /* GUIDED */ 3442 __kmp_sched = kmp_sch_guided_chunked; 3443 // AC: TODO: add AUTO schedule, and pprobably remove TRAPEZOIDAL (OMP 3.0 3444 // does not allow it) 3445 else if (!__kmp_strcasecmp_with_sentinel("auto", value, ',')) { /* AUTO */ 3446 __kmp_sched = kmp_sch_auto; 3447 if (comma) { 3448 __kmp_msg(kmp_ms_warning, KMP_MSG(IgnoreChunk, name, comma), 3449 __kmp_msg_null); 3450 comma = NULL; 3451 } 3452 } else if (!__kmp_strcasecmp_with_sentinel("trapezoidal", value, 3453 ',')) /* TRAPEZOIDAL */ 3454 __kmp_sched = kmp_sch_trapezoidal; 3455 else if (!__kmp_strcasecmp_with_sentinel("static", value, 3456 ',')) /* STATIC */ 3457 __kmp_sched = kmp_sch_static; 3458 #if KMP_STATIC_STEAL_ENABLED 3459 else if (!__kmp_strcasecmp_with_sentinel("static_steal", value, ',')) 3460 __kmp_sched = kmp_sch_static_steal; 3461 #endif 3462 else { 3463 KMP_WARNING(StgInvalidValue, name, value); 3464 value = NULL; /* skip processing of comma */ 3465 } 3466 if (value && comma) { 3467 if (__kmp_sched == kmp_sch_static) 3468 __kmp_sched = kmp_sch_static_chunked; 3469 ++comma; 3470 __kmp_chunk = __kmp_str_to_int(comma, 0); 3471 if (__kmp_chunk < 1) { 3472 __kmp_chunk = KMP_DEFAULT_CHUNK; 3473 __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidChunk, name, comma), 3474 __kmp_msg_null); 3475 KMP_INFORM(Using_int_Value, name, __kmp_chunk); 3476 // AC: next block commented out until KMP_DEFAULT_CHUNK != 3477 // KMP_MIN_CHUNK (to improve code coverage :) 3478 // The default chunk size is 1 according to standard, thus making 3479 // KMP_MIN_CHUNK not 1 we would introduce mess: 3480 // wrong chunk becomes 1, but it will be impossible to explicitely 3481 // set 1, because it becomes KMP_MIN_CHUNK... 3482 // } else if ( __kmp_chunk < KMP_MIN_CHUNK ) { 3483 // __kmp_chunk = KMP_MIN_CHUNK; 3484 } else if (__kmp_chunk > KMP_MAX_CHUNK) { 3485 __kmp_chunk = KMP_MAX_CHUNK; 3486 __kmp_msg(kmp_ms_warning, KMP_MSG(LargeChunk, name, comma), 3487 __kmp_msg_null); 3488 KMP_INFORM(Using_int_Value, name, __kmp_chunk); 3489 } 3490 } 3491 } else 3492 KMP_WARNING(EmptyString, name); 3493 } 3494 K_DIAG(1, ("__kmp_static == %d\n", __kmp_static)) 3495 K_DIAG(1, ("__kmp_guided == %d\n", __kmp_guided)) 3496 K_DIAG(1, ("__kmp_sched == %d\n", __kmp_sched)) 3497 K_DIAG(1, ("__kmp_chunk == %d\n", __kmp_chunk)) 3498 } // __kmp_stg_parse_omp_schedule 3499 3500 static void __kmp_stg_print_omp_schedule(kmp_str_buf_t *buffer, 3501 char const *name, void *data) { 3502 if (__kmp_env_format) { 3503 KMP_STR_BUF_PRINT_NAME_EX(name); 3504 } else { 3505 __kmp_str_buf_print(buffer, " %s='", name); 3506 } 3507 if (__kmp_chunk) { 3508 switch (__kmp_sched) { 3509 case kmp_sch_dynamic_chunked: 3510 __kmp_str_buf_print(buffer, "%s,%d'\n", "dynamic", __kmp_chunk); 3511 break; 3512 case kmp_sch_guided_iterative_chunked: 3513 case kmp_sch_guided_analytical_chunked: 3514 __kmp_str_buf_print(buffer, "%s,%d'\n", "guided", __kmp_chunk); 3515 break; 3516 case kmp_sch_trapezoidal: 3517 __kmp_str_buf_print(buffer, "%s,%d'\n", "trapezoidal", __kmp_chunk); 3518 break; 3519 case kmp_sch_static: 3520 case kmp_sch_static_chunked: 3521 case kmp_sch_static_balanced: 3522 case kmp_sch_static_greedy: 3523 __kmp_str_buf_print(buffer, "%s,%d'\n", "static", __kmp_chunk); 3524 break; 3525 case kmp_sch_static_steal: 3526 __kmp_str_buf_print(buffer, "%s,%d'\n", "static_steal", __kmp_chunk); 3527 break; 3528 case kmp_sch_auto: 3529 __kmp_str_buf_print(buffer, "%s,%d'\n", "auto", __kmp_chunk); 3530 break; 3531 } 3532 } else { 3533 switch (__kmp_sched) { 3534 case kmp_sch_dynamic_chunked: 3535 __kmp_str_buf_print(buffer, "%s'\n", "dynamic"); 3536 break; 3537 case kmp_sch_guided_iterative_chunked: 3538 case kmp_sch_guided_analytical_chunked: 3539 __kmp_str_buf_print(buffer, "%s'\n", "guided"); 3540 break; 3541 case kmp_sch_trapezoidal: 3542 __kmp_str_buf_print(buffer, "%s'\n", "trapezoidal"); 3543 break; 3544 case kmp_sch_static: 3545 case kmp_sch_static_chunked: 3546 case kmp_sch_static_balanced: 3547 case kmp_sch_static_greedy: 3548 __kmp_str_buf_print(buffer, "%s'\n", "static"); 3549 break; 3550 case kmp_sch_static_steal: 3551 __kmp_str_buf_print(buffer, "%s'\n", "static_steal"); 3552 break; 3553 case kmp_sch_auto: 3554 __kmp_str_buf_print(buffer, "%s'\n", "auto"); 3555 break; 3556 } 3557 } 3558 } // __kmp_stg_print_omp_schedule 3559 3560 // ----------------------------------------------------------------------------- 3561 // KMP_ATOMIC_MODE 3562 3563 static void __kmp_stg_parse_atomic_mode(char const *name, char const *value, 3564 void *data) { 3565 // Modes: 0 -- do not change default; 1 -- Intel perf mode, 2 -- GOMP 3566 // compatibility mode. 3567 int mode = 0; 3568 int max = 1; 3569 #ifdef KMP_GOMP_COMPAT 3570 max = 2; 3571 #endif /* KMP_GOMP_COMPAT */ 3572 __kmp_stg_parse_int(name, value, 0, max, &mode); 3573 // TODO; parse_int is not very suitable for this case. In case of overflow it 3574 // is better to use 3575 // 0 rather that max value. 3576 if (mode > 0) { 3577 __kmp_atomic_mode = mode; 3578 } 3579 } // __kmp_stg_parse_atomic_mode 3580 3581 static void __kmp_stg_print_atomic_mode(kmp_str_buf_t *buffer, char const *name, 3582 void *data) { 3583 __kmp_stg_print_int(buffer, name, __kmp_atomic_mode); 3584 } // __kmp_stg_print_atomic_mode 3585 3586 // ----------------------------------------------------------------------------- 3587 // KMP_CONSISTENCY_CHECK 3588 3589 static void __kmp_stg_parse_consistency_check(char const *name, 3590 char const *value, void *data) { 3591 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) { 3592 // Note, this will not work from kmp_set_defaults because th_cons stack was 3593 // not allocated 3594 // for existed thread(s) thus the first __kmp_push_<construct> will break 3595 // with assertion. 3596 // TODO: allocate th_cons if called from kmp_set_defaults. 3597 __kmp_env_consistency_check = TRUE; 3598 } else if (!__kmp_strcasecmp_with_sentinel("none", value, 0)) { 3599 __kmp_env_consistency_check = FALSE; 3600 } else { 3601 KMP_WARNING(StgInvalidValue, name, value); 3602 } 3603 } // __kmp_stg_parse_consistency_check 3604 3605 static void __kmp_stg_print_consistency_check(kmp_str_buf_t *buffer, 3606 char const *name, void *data) { 3607 #if KMP_DEBUG 3608 const char *value = NULL; 3609 3610 if (__kmp_env_consistency_check) { 3611 value = "all"; 3612 } else { 3613 value = "none"; 3614 } 3615 3616 if (value != NULL) { 3617 __kmp_stg_print_str(buffer, name, value); 3618 } 3619 #endif /* KMP_DEBUG */ 3620 } // __kmp_stg_print_consistency_check 3621 3622 #if USE_ITT_BUILD 3623 // ----------------------------------------------------------------------------- 3624 // KMP_ITT_PREPARE_DELAY 3625 3626 #if USE_ITT_NOTIFY 3627 3628 static void __kmp_stg_parse_itt_prepare_delay(char const *name, 3629 char const *value, void *data) { 3630 // Experimental code: KMP_ITT_PREPARE_DELAY specifies numbert of loop 3631 // iterations. 3632 int delay = 0; 3633 __kmp_stg_parse_int(name, value, 0, INT_MAX, &delay); 3634 __kmp_itt_prepare_delay = delay; 3635 } // __kmp_str_parse_itt_prepare_delay 3636 3637 static void __kmp_stg_print_itt_prepare_delay(kmp_str_buf_t *buffer, 3638 char const *name, void *data) { 3639 __kmp_stg_print_uint64(buffer, name, __kmp_itt_prepare_delay); 3640 3641 } // __kmp_str_print_itt_prepare_delay 3642 3643 #endif // USE_ITT_NOTIFY 3644 #endif /* USE_ITT_BUILD */ 3645 3646 // ----------------------------------------------------------------------------- 3647 // KMP_MALLOC_POOL_INCR 3648 3649 static void __kmp_stg_parse_malloc_pool_incr(char const *name, 3650 char const *value, void *data) { 3651 __kmp_stg_parse_size(name, value, KMP_MIN_MALLOC_POOL_INCR, 3652 KMP_MAX_MALLOC_POOL_INCR, NULL, &__kmp_malloc_pool_incr, 3653 1); 3654 } // __kmp_stg_parse_malloc_pool_incr 3655 3656 static void __kmp_stg_print_malloc_pool_incr(kmp_str_buf_t *buffer, 3657 char const *name, void *data) { 3658 __kmp_stg_print_size(buffer, name, __kmp_malloc_pool_incr); 3659 3660 } // _kmp_stg_print_malloc_pool_incr 3661 3662 #ifdef KMP_DEBUG 3663 3664 // ----------------------------------------------------------------------------- 3665 // KMP_PAR_RANGE 3666 3667 static void __kmp_stg_parse_par_range_env(char const *name, char const *value, 3668 void *data) { 3669 __kmp_stg_parse_par_range(name, value, &__kmp_par_range, 3670 __kmp_par_range_routine, __kmp_par_range_filename, 3671 &__kmp_par_range_lb, &__kmp_par_range_ub); 3672 } // __kmp_stg_parse_par_range_env 3673 3674 static void __kmp_stg_print_par_range_env(kmp_str_buf_t *buffer, 3675 char const *name, void *data) { 3676 if (__kmp_par_range != 0) { 3677 __kmp_stg_print_str(buffer, name, par_range_to_print); 3678 } 3679 } // __kmp_stg_print_par_range_env 3680 3681 // ----------------------------------------------------------------------------- 3682 // KMP_YIELD_CYCLE, KMP_YIELD_ON, KMP_YIELD_OFF 3683 3684 static void __kmp_stg_parse_yield_cycle(char const *name, char const *value, 3685 void *data) { 3686 int flag = __kmp_yield_cycle; 3687 __kmp_stg_parse_bool(name, value, &flag); 3688 __kmp_yield_cycle = flag; 3689 } // __kmp_stg_parse_yield_cycle 3690 3691 static void __kmp_stg_print_yield_cycle(kmp_str_buf_t *buffer, char const *name, 3692 void *data) { 3693 __kmp_stg_print_bool(buffer, name, __kmp_yield_cycle); 3694 } // __kmp_stg_print_yield_cycle 3695 3696 static void __kmp_stg_parse_yield_on(char const *name, char const *value, 3697 void *data) { 3698 __kmp_stg_parse_int(name, value, 2, INT_MAX, &__kmp_yield_on_count); 3699 } // __kmp_stg_parse_yield_on 3700 3701 static void __kmp_stg_print_yield_on(kmp_str_buf_t *buffer, char const *name, 3702 void *data) { 3703 __kmp_stg_print_int(buffer, name, __kmp_yield_on_count); 3704 } // __kmp_stg_print_yield_on 3705 3706 static void __kmp_stg_parse_yield_off(char const *name, char const *value, 3707 void *data) { 3708 __kmp_stg_parse_int(name, value, 2, INT_MAX, &__kmp_yield_off_count); 3709 } // __kmp_stg_parse_yield_off 3710 3711 static void __kmp_stg_print_yield_off(kmp_str_buf_t *buffer, char const *name, 3712 void *data) { 3713 __kmp_stg_print_int(buffer, name, __kmp_yield_off_count); 3714 } // __kmp_stg_print_yield_off 3715 3716 #endif 3717 3718 // ----------------------------------------------------------------------------- 3719 // KMP_INIT_WAIT, KMP_NEXT_WAIT 3720 3721 static void __kmp_stg_parse_init_wait(char const *name, char const *value, 3722 void *data) { 3723 int wait; 3724 KMP_ASSERT((__kmp_init_wait & 1) == 0); 3725 wait = __kmp_init_wait / 2; 3726 __kmp_stg_parse_int(name, value, KMP_MIN_INIT_WAIT, KMP_MAX_INIT_WAIT, &wait); 3727 __kmp_init_wait = wait * 2; 3728 KMP_ASSERT((__kmp_init_wait & 1) == 0); 3729 __kmp_yield_init = __kmp_init_wait; 3730 } // __kmp_stg_parse_init_wait 3731 3732 static void __kmp_stg_print_init_wait(kmp_str_buf_t *buffer, char const *name, 3733 void *data) { 3734 __kmp_stg_print_int(buffer, name, __kmp_init_wait); 3735 } // __kmp_stg_print_init_wait 3736 3737 static void __kmp_stg_parse_next_wait(char const *name, char const *value, 3738 void *data) { 3739 int wait; 3740 KMP_ASSERT((__kmp_next_wait & 1) == 0); 3741 wait = __kmp_next_wait / 2; 3742 __kmp_stg_parse_int(name, value, KMP_MIN_NEXT_WAIT, KMP_MAX_NEXT_WAIT, &wait); 3743 __kmp_next_wait = wait * 2; 3744 KMP_ASSERT((__kmp_next_wait & 1) == 0); 3745 __kmp_yield_next = __kmp_next_wait; 3746 } // __kmp_stg_parse_next_wait 3747 3748 static void __kmp_stg_print_next_wait(kmp_str_buf_t *buffer, char const *name, 3749 void *data) { 3750 __kmp_stg_print_int(buffer, name, __kmp_next_wait); 3751 } //__kmp_stg_print_next_wait 3752 3753 // ----------------------------------------------------------------------------- 3754 // KMP_GTID_MODE 3755 3756 static void __kmp_stg_parse_gtid_mode(char const *name, char const *value, 3757 void *data) { 3758 // Modes: 3759 // 0 -- do not change default 3760 // 1 -- sp search 3761 // 2 -- use "keyed" TLS var, i.e. 3762 // pthread_getspecific(Linux* OS/OS X*) or TlsGetValue(Windows* OS) 3763 // 3 -- __declspec(thread) TLS var in tdata section 3764 int mode = 0; 3765 int max = 2; 3766 #ifdef KMP_TDATA_GTID 3767 max = 3; 3768 #endif /* KMP_TDATA_GTID */ 3769 __kmp_stg_parse_int(name, value, 0, max, &mode); 3770 // TODO; parse_int is not very suitable for this case. In case of overflow it 3771 // is better to use 0 rather that max value. 3772 if (mode == 0) { 3773 __kmp_adjust_gtid_mode = TRUE; 3774 } else { 3775 __kmp_gtid_mode = mode; 3776 __kmp_adjust_gtid_mode = FALSE; 3777 } 3778 } // __kmp_str_parse_gtid_mode 3779 3780 static void __kmp_stg_print_gtid_mode(kmp_str_buf_t *buffer, char const *name, 3781 void *data) { 3782 if (__kmp_adjust_gtid_mode) { 3783 __kmp_stg_print_int(buffer, name, 0); 3784 } else { 3785 __kmp_stg_print_int(buffer, name, __kmp_gtid_mode); 3786 } 3787 } // __kmp_stg_print_gtid_mode 3788 3789 // ----------------------------------------------------------------------------- 3790 // KMP_NUM_LOCKS_IN_BLOCK 3791 3792 static void __kmp_stg_parse_lock_block(char const *name, char const *value, 3793 void *data) { 3794 __kmp_stg_parse_int(name, value, 0, KMP_INT_MAX, &__kmp_num_locks_in_block); 3795 } // __kmp_str_parse_lock_block 3796 3797 static void __kmp_stg_print_lock_block(kmp_str_buf_t *buffer, char const *name, 3798 void *data) { 3799 __kmp_stg_print_int(buffer, name, __kmp_num_locks_in_block); 3800 } // __kmp_stg_print_lock_block 3801 3802 // ----------------------------------------------------------------------------- 3803 // KMP_LOCK_KIND 3804 3805 #if KMP_USE_DYNAMIC_LOCK 3806 #define KMP_STORE_LOCK_SEQ(a) (__kmp_user_lock_seq = lockseq_##a) 3807 #else 3808 #define KMP_STORE_LOCK_SEQ(a) 3809 #endif 3810 3811 static void __kmp_stg_parse_lock_kind(char const *name, char const *value, 3812 void *data) { 3813 if (__kmp_init_user_locks) { 3814 KMP_WARNING(EnvLockWarn, name); 3815 return; 3816 } 3817 3818 if (__kmp_str_match("tas", 2, value) || 3819 __kmp_str_match("test and set", 2, value) || 3820 __kmp_str_match("test_and_set", 2, value) || 3821 __kmp_str_match("test-and-set", 2, value) || 3822 __kmp_str_match("test andset", 2, value) || 3823 __kmp_str_match("test_andset", 2, value) || 3824 __kmp_str_match("test-andset", 2, value) || 3825 __kmp_str_match("testand set", 2, value) || 3826 __kmp_str_match("testand_set", 2, value) || 3827 __kmp_str_match("testand-set", 2, value) || 3828 __kmp_str_match("testandset", 2, value)) { 3829 __kmp_user_lock_kind = lk_tas; 3830 KMP_STORE_LOCK_SEQ(tas); 3831 } 3832 #if KMP_USE_FUTEX 3833 else if (__kmp_str_match("futex", 1, value)) { 3834 if (__kmp_futex_determine_capable()) { 3835 __kmp_user_lock_kind = lk_futex; 3836 KMP_STORE_LOCK_SEQ(futex); 3837 } else { 3838 KMP_WARNING(FutexNotSupported, name, value); 3839 } 3840 } 3841 #endif 3842 else if (__kmp_str_match("ticket", 2, value)) { 3843 __kmp_user_lock_kind = lk_ticket; 3844 KMP_STORE_LOCK_SEQ(ticket); 3845 } else if (__kmp_str_match("queuing", 1, value) || 3846 __kmp_str_match("queue", 1, value)) { 3847 __kmp_user_lock_kind = lk_queuing; 3848 KMP_STORE_LOCK_SEQ(queuing); 3849 } else if (__kmp_str_match("drdpa ticket", 1, value) || 3850 __kmp_str_match("drdpa_ticket", 1, value) || 3851 __kmp_str_match("drdpa-ticket", 1, value) || 3852 __kmp_str_match("drdpaticket", 1, value) || 3853 __kmp_str_match("drdpa", 1, value)) { 3854 __kmp_user_lock_kind = lk_drdpa; 3855 KMP_STORE_LOCK_SEQ(drdpa); 3856 } 3857 #if KMP_USE_ADAPTIVE_LOCKS 3858 else if (__kmp_str_match("adaptive", 1, value)) { 3859 if (__kmp_cpuinfo.rtm) { // ??? Is cpuinfo available here? 3860 __kmp_user_lock_kind = lk_adaptive; 3861 KMP_STORE_LOCK_SEQ(adaptive); 3862 } else { 3863 KMP_WARNING(AdaptiveNotSupported, name, value); 3864 __kmp_user_lock_kind = lk_queuing; 3865 KMP_STORE_LOCK_SEQ(queuing); 3866 } 3867 } 3868 #endif // KMP_USE_ADAPTIVE_LOCKS 3869 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX 3870 else if (__kmp_str_match("rtm", 1, value)) { 3871 if (__kmp_cpuinfo.rtm) { 3872 __kmp_user_lock_kind = lk_rtm; 3873 KMP_STORE_LOCK_SEQ(rtm); 3874 } else { 3875 KMP_WARNING(AdaptiveNotSupported, name, value); 3876 __kmp_user_lock_kind = lk_queuing; 3877 KMP_STORE_LOCK_SEQ(queuing); 3878 } 3879 } else if (__kmp_str_match("hle", 1, value)) { 3880 __kmp_user_lock_kind = lk_hle; 3881 KMP_STORE_LOCK_SEQ(hle); 3882 } 3883 #endif 3884 else { 3885 KMP_WARNING(StgInvalidValue, name, value); 3886 } 3887 } 3888 3889 static void __kmp_stg_print_lock_kind(kmp_str_buf_t *buffer, char const *name, 3890 void *data) { 3891 const char *value = NULL; 3892 3893 switch (__kmp_user_lock_kind) { 3894 case lk_default: 3895 value = "default"; 3896 break; 3897 3898 case lk_tas: 3899 value = "tas"; 3900 break; 3901 3902 #if KMP_USE_FUTEX 3903 case lk_futex: 3904 value = "futex"; 3905 break; 3906 #endif 3907 3908 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX 3909 case lk_rtm: 3910 value = "rtm"; 3911 break; 3912 3913 case lk_hle: 3914 value = "hle"; 3915 break; 3916 #endif 3917 3918 case lk_ticket: 3919 value = "ticket"; 3920 break; 3921 3922 case lk_queuing: 3923 value = "queuing"; 3924 break; 3925 3926 case lk_drdpa: 3927 value = "drdpa"; 3928 break; 3929 #if KMP_USE_ADAPTIVE_LOCKS 3930 case lk_adaptive: 3931 value = "adaptive"; 3932 break; 3933 #endif 3934 } 3935 3936 if (value != NULL) { 3937 __kmp_stg_print_str(buffer, name, value); 3938 } 3939 } 3940 3941 // ----------------------------------------------------------------------------- 3942 // KMP_SPIN_BACKOFF_PARAMS 3943 3944 // KMP_SPIN_BACKOFF_PARAMS=max_backoff[,min_tick] (max backoff size, min tick 3945 // for machine pause) 3946 static void __kmp_stg_parse_spin_backoff_params(const char *name, 3947 const char *value, void *data) { 3948 const char *next = value; 3949 3950 int total = 0; // Count elements that were set. It'll be used as an array size 3951 int prev_comma = FALSE; // For correct processing sequential commas 3952 int i; 3953 3954 kmp_uint32 max_backoff = __kmp_spin_backoff_params.max_backoff; 3955 kmp_uint32 min_tick = __kmp_spin_backoff_params.min_tick; 3956 3957 // Run only 3 iterations because it is enough to read two values or find a 3958 // syntax error 3959 for (i = 0; i < 3; i++) { 3960 SKIP_WS(next); 3961 3962 if (*next == '\0') { 3963 break; 3964 } 3965 // Next character is not an integer or not a comma OR number of values > 2 3966 // => end of list 3967 if (((*next < '0' || *next > '9') && *next != ',') || total > 2) { 3968 KMP_WARNING(EnvSyntaxError, name, value); 3969 return; 3970 } 3971 // The next character is ',' 3972 if (*next == ',') { 3973 // ',' is the fisrt character 3974 if (total == 0 || prev_comma) { 3975 total++; 3976 } 3977 prev_comma = TRUE; 3978 next++; // skip ',' 3979 SKIP_WS(next); 3980 } 3981 // Next character is a digit 3982 if (*next >= '0' && *next <= '9') { 3983 int num; 3984 const char *buf = next; 3985 char const *msg = NULL; 3986 prev_comma = FALSE; 3987 SKIP_DIGITS(next); 3988 total++; 3989 3990 const char *tmp = next; 3991 SKIP_WS(tmp); 3992 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) { 3993 KMP_WARNING(EnvSpacesNotAllowed, name, value); 3994 return; 3995 } 3996 3997 num = __kmp_str_to_int(buf, *next); 3998 if (num <= 0) { // The number of retries should be > 0 3999 msg = KMP_I18N_STR(ValueTooSmall); 4000 num = 1; 4001 } else if (num > KMP_INT_MAX) { 4002 msg = KMP_I18N_STR(ValueTooLarge); 4003 num = KMP_INT_MAX; 4004 } 4005 if (msg != NULL) { 4006 // Message is not empty. Print warning. 4007 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 4008 KMP_INFORM(Using_int_Value, name, num); 4009 } 4010 if (total == 1) { 4011 max_backoff = num; 4012 } else if (total == 2) { 4013 min_tick = num; 4014 } 4015 } 4016 } 4017 KMP_DEBUG_ASSERT(total > 0); 4018 if (total <= 0) { 4019 KMP_WARNING(EnvSyntaxError, name, value); 4020 return; 4021 } 4022 __kmp_spin_backoff_params.max_backoff = max_backoff; 4023 __kmp_spin_backoff_params.min_tick = min_tick; 4024 } 4025 4026 static void __kmp_stg_print_spin_backoff_params(kmp_str_buf_t *buffer, 4027 char const *name, void *data) { 4028 if (__kmp_env_format) { 4029 KMP_STR_BUF_PRINT_NAME_EX(name); 4030 } else { 4031 __kmp_str_buf_print(buffer, " %s='", name); 4032 } 4033 __kmp_str_buf_print(buffer, "%d,%d'\n", __kmp_spin_backoff_params.max_backoff, 4034 __kmp_spin_backoff_params.min_tick); 4035 } 4036 4037 #if KMP_USE_ADAPTIVE_LOCKS 4038 4039 // ----------------------------------------------------------------------------- 4040 // KMP_ADAPTIVE_LOCK_PROPS, KMP_SPECULATIVE_STATSFILE 4041 4042 // Parse out values for the tunable parameters from a string of the form 4043 // KMP_ADAPTIVE_LOCK_PROPS=max_soft_retries[,max_badness] 4044 static void __kmp_stg_parse_adaptive_lock_props(const char *name, 4045 const char *value, void *data) { 4046 int max_retries = 0; 4047 int max_badness = 0; 4048 4049 const char *next = value; 4050 4051 int total = 0; // Count elements that were set. It'll be used as an array size 4052 int prev_comma = FALSE; // For correct processing sequential commas 4053 int i; 4054 4055 // Save values in the structure __kmp_speculative_backoff_params 4056 // Run only 3 iterations because it is enough to read two values or find a 4057 // syntax error 4058 for (i = 0; i < 3; i++) { 4059 SKIP_WS(next); 4060 4061 if (*next == '\0') { 4062 break; 4063 } 4064 // Next character is not an integer or not a comma OR number of values > 2 4065 // => end of list 4066 if (((*next < '0' || *next > '9') && *next != ',') || total > 2) { 4067 KMP_WARNING(EnvSyntaxError, name, value); 4068 return; 4069 } 4070 // The next character is ',' 4071 if (*next == ',') { 4072 // ',' is the fisrt character 4073 if (total == 0 || prev_comma) { 4074 total++; 4075 } 4076 prev_comma = TRUE; 4077 next++; // skip ',' 4078 SKIP_WS(next); 4079 } 4080 // Next character is a digit 4081 if (*next >= '0' && *next <= '9') { 4082 int num; 4083 const char *buf = next; 4084 char const *msg = NULL; 4085 prev_comma = FALSE; 4086 SKIP_DIGITS(next); 4087 total++; 4088 4089 const char *tmp = next; 4090 SKIP_WS(tmp); 4091 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) { 4092 KMP_WARNING(EnvSpacesNotAllowed, name, value); 4093 return; 4094 } 4095 4096 num = __kmp_str_to_int(buf, *next); 4097 if (num < 0) { // The number of retries should be >= 0 4098 msg = KMP_I18N_STR(ValueTooSmall); 4099 num = 1; 4100 } else if (num > KMP_INT_MAX) { 4101 msg = KMP_I18N_STR(ValueTooLarge); 4102 num = KMP_INT_MAX; 4103 } 4104 if (msg != NULL) { 4105 // Message is not empty. Print warning. 4106 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 4107 KMP_INFORM(Using_int_Value, name, num); 4108 } 4109 if (total == 1) { 4110 max_retries = num; 4111 } else if (total == 2) { 4112 max_badness = num; 4113 } 4114 } 4115 } 4116 KMP_DEBUG_ASSERT(total > 0); 4117 if (total <= 0) { 4118 KMP_WARNING(EnvSyntaxError, name, value); 4119 return; 4120 } 4121 __kmp_adaptive_backoff_params.max_soft_retries = max_retries; 4122 __kmp_adaptive_backoff_params.max_badness = max_badness; 4123 } 4124 4125 static void __kmp_stg_print_adaptive_lock_props(kmp_str_buf_t *buffer, 4126 char const *name, void *data) { 4127 if (__kmp_env_format) { 4128 KMP_STR_BUF_PRINT_NAME_EX(name); 4129 } else { 4130 __kmp_str_buf_print(buffer, " %s='", name); 4131 } 4132 __kmp_str_buf_print(buffer, "%d,%d'\n", 4133 __kmp_adaptive_backoff_params.max_soft_retries, 4134 __kmp_adaptive_backoff_params.max_badness); 4135 } // __kmp_stg_print_adaptive_lock_props 4136 4137 #if KMP_DEBUG_ADAPTIVE_LOCKS 4138 4139 static void __kmp_stg_parse_speculative_statsfile(char const *name, 4140 char const *value, 4141 void *data) { 4142 __kmp_stg_parse_file(name, value, "", &__kmp_speculative_statsfile); 4143 } // __kmp_stg_parse_speculative_statsfile 4144 4145 static void __kmp_stg_print_speculative_statsfile(kmp_str_buf_t *buffer, 4146 char const *name, 4147 void *data) { 4148 if (__kmp_str_match("-", 0, __kmp_speculative_statsfile)) { 4149 __kmp_stg_print_str(buffer, name, "stdout"); 4150 } else { 4151 __kmp_stg_print_str(buffer, name, __kmp_speculative_statsfile); 4152 } 4153 4154 } // __kmp_stg_print_speculative_statsfile 4155 4156 #endif // KMP_DEBUG_ADAPTIVE_LOCKS 4157 4158 #endif // KMP_USE_ADAPTIVE_LOCKS 4159 4160 // ----------------------------------------------------------------------------- 4161 // KMP_HW_SUBSET (was KMP_PLACE_THREADS) 4162 4163 // The longest observable sequense of items is 4164 // Socket-Node-Tile-Core-Thread 4165 // So, let's limit to 5 levels for now 4166 // The input string is usually short enough, let's use 512 limit for now 4167 #define MAX_T_LEVEL 5 4168 #define MAX_STR_LEN 512 4169 static void __kmp_stg_parse_hw_subset(char const *name, char const *value, 4170 void *data) { 4171 // Value example: 1s,5c@3,2T 4172 // Which means "use 1 socket, 5 cores with offset 3, 2 threads per core" 4173 kmp_setting_t **rivals = (kmp_setting_t **)data; 4174 if (strcmp(name, "KMP_PLACE_THREADS") == 0) { 4175 KMP_INFORM(EnvVarDeprecated, name, "KMP_HW_SUBSET"); 4176 } 4177 if (__kmp_stg_check_rivals(name, value, rivals)) { 4178 return; 4179 } 4180 4181 char *components[MAX_T_LEVEL]; 4182 char const *digits = "0123456789"; 4183 char input[MAX_STR_LEN]; 4184 size_t len = 0, mlen = MAX_STR_LEN; 4185 int level = 0; 4186 // Canonize the string (remove spaces, unify delimiters, etc.) 4187 char *pos = CCAST(char *, value); 4188 while (*pos && mlen) { 4189 if (*pos != ' ') { // skip spaces 4190 if (len == 0 && *pos == ':') { 4191 __kmp_hws_abs_flag = 1; // if the first symbol is ":", skip it 4192 } else { 4193 input[len] = toupper(*pos); 4194 if (input[len] == 'X') 4195 input[len] = ','; // unify delimiters of levels 4196 if (input[len] == 'O' && strchr(digits, *(pos + 1))) 4197 input[len] = '@'; // unify delimiters of offset 4198 len++; 4199 } 4200 } 4201 mlen--; 4202 pos++; 4203 } 4204 if (len == 0 || mlen == 0) 4205 goto err; // contents is either empty or too long 4206 input[len] = '\0'; 4207 __kmp_hws_requested = 1; // mark that subset requested 4208 // Split by delimiter 4209 pos = input; 4210 components[level++] = pos; 4211 while ((pos = strchr(pos, ','))) { 4212 *pos = '\0'; // modify input and avoid more copying 4213 components[level++] = ++pos; // expect something after "," 4214 if (level > MAX_T_LEVEL) 4215 goto err; // too many components provided 4216 } 4217 // Check each component 4218 for (int i = 0; i < level; ++i) { 4219 int offset = 0; 4220 int num = atoi(components[i]); // each component should start with a number 4221 if ((pos = strchr(components[i], '@'))) { 4222 offset = atoi(pos + 1); // save offset 4223 *pos = '\0'; // cut the offset from the component 4224 } 4225 pos = components[i] + strspn(components[i], digits); 4226 if (pos == components[i]) 4227 goto err; 4228 // detect the component type 4229 switch (*pos) { 4230 case 'S': // Socket 4231 if (__kmp_hws_socket.num > 0) 4232 goto err; // duplicate is not allowed 4233 __kmp_hws_socket.num = num; 4234 __kmp_hws_socket.offset = offset; 4235 break; 4236 case 'N': // NUMA Node 4237 if (__kmp_hws_node.num > 0) 4238 goto err; // duplicate is not allowed 4239 __kmp_hws_node.num = num; 4240 __kmp_hws_node.offset = offset; 4241 break; 4242 case 'L': // Cache 4243 if (*(pos + 1) == '2') { // L2 - Tile 4244 if (__kmp_hws_tile.num > 0) 4245 goto err; // duplicate is not allowed 4246 __kmp_hws_tile.num = num; 4247 __kmp_hws_tile.offset = offset; 4248 } else if (*(pos + 1) == '3') { // L3 - Socket 4249 if (__kmp_hws_socket.num > 0) 4250 goto err; // duplicate is not allowed 4251 __kmp_hws_socket.num = num; 4252 __kmp_hws_socket.offset = offset; 4253 } else if (*(pos + 1) == '1') { // L1 - Core 4254 if (__kmp_hws_core.num > 0) 4255 goto err; // duplicate is not allowed 4256 __kmp_hws_core.num = num; 4257 __kmp_hws_core.offset = offset; 4258 } 4259 break; 4260 case 'C': // Core (or Cache?) 4261 if (*(pos + 1) != 'A') { 4262 if (__kmp_hws_core.num > 0) 4263 goto err; // duplicate is not allowed 4264 __kmp_hws_core.num = num; 4265 __kmp_hws_core.offset = offset; 4266 } else { // Cache 4267 char *d = pos + strcspn(pos, digits); // find digit 4268 if (*d == '2') { // L2 - Tile 4269 if (__kmp_hws_tile.num > 0) 4270 goto err; // duplicate is not allowed 4271 __kmp_hws_tile.num = num; 4272 __kmp_hws_tile.offset = offset; 4273 } else if (*d == '3') { // L3 - Socket 4274 if (__kmp_hws_socket.num > 0) 4275 goto err; // duplicate is not allowed 4276 __kmp_hws_socket.num = num; 4277 __kmp_hws_socket.offset = offset; 4278 } else if (*d == '1') { // L1 - Core 4279 if (__kmp_hws_core.num > 0) 4280 goto err; // duplicate is not allowed 4281 __kmp_hws_core.num = num; 4282 __kmp_hws_core.offset = offset; 4283 } else { 4284 goto err; 4285 } 4286 } 4287 break; 4288 case 'T': // Thread 4289 if (__kmp_hws_proc.num > 0) 4290 goto err; // duplicate is not allowed 4291 __kmp_hws_proc.num = num; 4292 __kmp_hws_proc.offset = offset; 4293 break; 4294 default: 4295 goto err; 4296 } 4297 } 4298 return; 4299 err: 4300 KMP_WARNING(AffHWSubsetInvalid, name, value); 4301 __kmp_hws_requested = 0; // mark that subset not requested 4302 return; 4303 } 4304 4305 static void __kmp_stg_print_hw_subset(kmp_str_buf_t *buffer, char const *name, 4306 void *data) { 4307 if (__kmp_hws_requested) { 4308 int comma = 0; 4309 kmp_str_buf_t buf; 4310 __kmp_str_buf_init(&buf); 4311 if (__kmp_env_format) 4312 KMP_STR_BUF_PRINT_NAME_EX(name); 4313 else 4314 __kmp_str_buf_print(buffer, " %s='", name); 4315 if (__kmp_hws_socket.num) { 4316 __kmp_str_buf_print(&buf, "%ds", __kmp_hws_socket.num); 4317 if (__kmp_hws_socket.offset) 4318 __kmp_str_buf_print(&buf, "@%d", __kmp_hws_socket.offset); 4319 comma = 1; 4320 } 4321 if (__kmp_hws_node.num) { 4322 __kmp_str_buf_print(&buf, "%s%dn", comma ? "," : "", __kmp_hws_node.num); 4323 if (__kmp_hws_node.offset) 4324 __kmp_str_buf_print(&buf, "@%d", __kmp_hws_node.offset); 4325 comma = 1; 4326 } 4327 if (__kmp_hws_tile.num) { 4328 __kmp_str_buf_print(&buf, "%s%dL2", comma ? "," : "", __kmp_hws_tile.num); 4329 if (__kmp_hws_tile.offset) 4330 __kmp_str_buf_print(&buf, "@%d", __kmp_hws_tile.offset); 4331 comma = 1; 4332 } 4333 if (__kmp_hws_core.num) { 4334 __kmp_str_buf_print(&buf, "%s%dc", comma ? "," : "", __kmp_hws_core.num); 4335 if (__kmp_hws_core.offset) 4336 __kmp_str_buf_print(&buf, "@%d", __kmp_hws_core.offset); 4337 comma = 1; 4338 } 4339 if (__kmp_hws_proc.num) 4340 __kmp_str_buf_print(&buf, "%s%dt", comma ? "," : "", __kmp_hws_proc.num); 4341 __kmp_str_buf_print(buffer, "%s'\n", buf.str); 4342 __kmp_str_buf_free(&buf); 4343 } 4344 } 4345 4346 #if USE_ITT_BUILD 4347 // ----------------------------------------------------------------------------- 4348 // KMP_FORKJOIN_FRAMES 4349 4350 static void __kmp_stg_parse_forkjoin_frames(char const *name, char const *value, 4351 void *data) { 4352 __kmp_stg_parse_bool(name, value, &__kmp_forkjoin_frames); 4353 } // __kmp_stg_parse_forkjoin_frames 4354 4355 static void __kmp_stg_print_forkjoin_frames(kmp_str_buf_t *buffer, 4356 char const *name, void *data) { 4357 __kmp_stg_print_bool(buffer, name, __kmp_forkjoin_frames); 4358 } // __kmp_stg_print_forkjoin_frames 4359 4360 // ----------------------------------------------------------------------------- 4361 // KMP_FORKJOIN_FRAMES_MODE 4362 4363 static void __kmp_stg_parse_forkjoin_frames_mode(char const *name, 4364 char const *value, 4365 void *data) { 4366 __kmp_stg_parse_int(name, value, 0, 3, &__kmp_forkjoin_frames_mode); 4367 } // __kmp_stg_parse_forkjoin_frames 4368 4369 static void __kmp_stg_print_forkjoin_frames_mode(kmp_str_buf_t *buffer, 4370 char const *name, void *data) { 4371 __kmp_stg_print_int(buffer, name, __kmp_forkjoin_frames_mode); 4372 } // __kmp_stg_print_forkjoin_frames 4373 #endif /* USE_ITT_BUILD */ 4374 4375 // ----------------------------------------------------------------------------- 4376 // OMP_DISPLAY_ENV 4377 4378 #if OMP_40_ENABLED 4379 4380 static void __kmp_stg_parse_omp_display_env(char const *name, char const *value, 4381 void *data) { 4382 if (__kmp_str_match("VERBOSE", 1, value)) { 4383 __kmp_display_env_verbose = TRUE; 4384 } else { 4385 __kmp_stg_parse_bool(name, value, &__kmp_display_env); 4386 } 4387 4388 } // __kmp_stg_parse_omp_display_env 4389 4390 static void __kmp_stg_print_omp_display_env(kmp_str_buf_t *buffer, 4391 char const *name, void *data) { 4392 if (__kmp_display_env_verbose) { 4393 __kmp_stg_print_str(buffer, name, "VERBOSE"); 4394 } else { 4395 __kmp_stg_print_bool(buffer, name, __kmp_display_env); 4396 } 4397 } // __kmp_stg_print_omp_display_env 4398 4399 static void __kmp_stg_parse_omp_cancellation(char const *name, 4400 char const *value, void *data) { 4401 if (TCR_4(__kmp_init_parallel)) { 4402 KMP_WARNING(EnvParallelWarn, name); 4403 return; 4404 } // read value before first parallel only 4405 __kmp_stg_parse_bool(name, value, &__kmp_omp_cancellation); 4406 } // __kmp_stg_parse_omp_cancellation 4407 4408 static void __kmp_stg_print_omp_cancellation(kmp_str_buf_t *buffer, 4409 char const *name, void *data) { 4410 __kmp_stg_print_bool(buffer, name, __kmp_omp_cancellation); 4411 } // __kmp_stg_print_omp_cancellation 4412 4413 #endif 4414 4415 #if OMP_50_ENABLED && OMPT_SUPPORT 4416 4417 static char *__kmp_tool_libraries = NULL; 4418 4419 static void __kmp_stg_parse_omp_tool_libraries(char const *name, 4420 char const *value, void *data) { 4421 __kmp_stg_parse_str(name, value, &__kmp_tool_libraries); 4422 } // __kmp_stg_parse_omp_tool_libraries 4423 4424 static void __kmp_stg_print_omp_tool_libraries(kmp_str_buf_t *buffer, 4425 char const *name, void *data) { 4426 if (__kmp_tool_libraries) 4427 __kmp_stg_print_str(buffer, name, __kmp_tool_libraries); 4428 else { 4429 if (__kmp_env_format) { 4430 KMP_STR_BUF_PRINT_NAME; 4431 } else { 4432 __kmp_str_buf_print(buffer, " %s", name); 4433 } 4434 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 4435 } 4436 } // __kmp_stg_print_omp_tool_libraries 4437 4438 #endif 4439 4440 // Table. 4441 4442 static kmp_setting_t __kmp_stg_table[] = { 4443 4444 {"KMP_ALL_THREADS", __kmp_stg_parse_device_thread_limit, NULL, NULL, 0, 0}, 4445 {"KMP_BLOCKTIME", __kmp_stg_parse_blocktime, __kmp_stg_print_blocktime, 4446 NULL, 0, 0}, 4447 {"KMP_DUPLICATE_LIB_OK", __kmp_stg_parse_duplicate_lib_ok, 4448 __kmp_stg_print_duplicate_lib_ok, NULL, 0, 0}, 4449 {"KMP_LIBRARY", __kmp_stg_parse_wait_policy, __kmp_stg_print_wait_policy, 4450 NULL, 0, 0}, 4451 {"KMP_DEVICE_THREAD_LIMIT", __kmp_stg_parse_device_thread_limit, 4452 __kmp_stg_print_device_thread_limit, NULL, 0, 0}, 4453 #if KMP_USE_MONITOR 4454 {"KMP_MONITOR_STACKSIZE", __kmp_stg_parse_monitor_stacksize, 4455 __kmp_stg_print_monitor_stacksize, NULL, 0, 0}, 4456 #endif 4457 {"KMP_SETTINGS", __kmp_stg_parse_settings, __kmp_stg_print_settings, NULL, 4458 0, 0}, 4459 {"KMP_STACKOFFSET", __kmp_stg_parse_stackoffset, 4460 __kmp_stg_print_stackoffset, NULL, 0, 0}, 4461 {"KMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize, 4462 NULL, 0, 0}, 4463 {"KMP_STACKPAD", __kmp_stg_parse_stackpad, __kmp_stg_print_stackpad, NULL, 4464 0, 0}, 4465 {"KMP_VERSION", __kmp_stg_parse_version, __kmp_stg_print_version, NULL, 0, 4466 0}, 4467 {"KMP_WARNINGS", __kmp_stg_parse_warnings, __kmp_stg_print_warnings, NULL, 4468 0, 0}, 4469 4470 {"OMP_NESTED", __kmp_stg_parse_nested, __kmp_stg_print_nested, NULL, 0, 0}, 4471 {"OMP_NUM_THREADS", __kmp_stg_parse_num_threads, 4472 __kmp_stg_print_num_threads, NULL, 0, 0}, 4473 {"OMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize, 4474 NULL, 0, 0}, 4475 4476 {"KMP_TASKING", __kmp_stg_parse_tasking, __kmp_stg_print_tasking, NULL, 0, 4477 0}, 4478 {"KMP_TASK_STEALING_CONSTRAINT", __kmp_stg_parse_task_stealing, 4479 __kmp_stg_print_task_stealing, NULL, 0, 0}, 4480 {"OMP_MAX_ACTIVE_LEVELS", __kmp_stg_parse_max_active_levels, 4481 __kmp_stg_print_max_active_levels, NULL, 0, 0}, 4482 #if OMP_40_ENABLED 4483 {"OMP_DEFAULT_DEVICE", __kmp_stg_parse_default_device, 4484 __kmp_stg_print_default_device, NULL, 0, 0}, 4485 #endif 4486 #if OMP_50_ENABLED 4487 {"OMP_TARGET_OFFLOAD", __kmp_stg_parse_target_offload, 4488 __kmp_stg_print_target_offload, NULL, 0, 0}, 4489 #endif 4490 #if OMP_45_ENABLED 4491 {"OMP_MAX_TASK_PRIORITY", __kmp_stg_parse_max_task_priority, 4492 __kmp_stg_print_max_task_priority, NULL, 0, 0}, 4493 {"KMP_TASKLOOP_MIN_TASKS", __kmp_stg_parse_taskloop_min_tasks, 4494 __kmp_stg_print_taskloop_min_tasks, NULL, 0, 0}, 4495 #endif 4496 {"OMP_THREAD_LIMIT", __kmp_stg_parse_thread_limit, 4497 __kmp_stg_print_thread_limit, NULL, 0, 0}, 4498 {"KMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_thread_limit, 4499 __kmp_stg_print_teams_thread_limit, NULL, 0, 0}, 4500 {"OMP_WAIT_POLICY", __kmp_stg_parse_wait_policy, 4501 __kmp_stg_print_wait_policy, NULL, 0, 0}, 4502 {"KMP_DISP_NUM_BUFFERS", __kmp_stg_parse_disp_buffers, 4503 __kmp_stg_print_disp_buffers, NULL, 0, 0}, 4504 #if KMP_NESTED_HOT_TEAMS 4505 {"KMP_HOT_TEAMS_MAX_LEVEL", __kmp_stg_parse_hot_teams_level, 4506 __kmp_stg_print_hot_teams_level, NULL, 0, 0}, 4507 {"KMP_HOT_TEAMS_MODE", __kmp_stg_parse_hot_teams_mode, 4508 __kmp_stg_print_hot_teams_mode, NULL, 0, 0}, 4509 #endif // KMP_NESTED_HOT_TEAMS 4510 4511 #if KMP_HANDLE_SIGNALS 4512 {"KMP_HANDLE_SIGNALS", __kmp_stg_parse_handle_signals, 4513 __kmp_stg_print_handle_signals, NULL, 0, 0}, 4514 #endif 4515 4516 #if KMP_ARCH_X86 || KMP_ARCH_X86_64 4517 {"KMP_INHERIT_FP_CONTROL", __kmp_stg_parse_inherit_fp_control, 4518 __kmp_stg_print_inherit_fp_control, NULL, 0, 0}, 4519 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */ 4520 4521 #ifdef KMP_GOMP_COMPAT 4522 {"GOMP_STACKSIZE", __kmp_stg_parse_stacksize, NULL, NULL, 0, 0}, 4523 #endif 4524 4525 #ifdef KMP_DEBUG 4526 {"KMP_A_DEBUG", __kmp_stg_parse_a_debug, __kmp_stg_print_a_debug, NULL, 0, 4527 0}, 4528 {"KMP_B_DEBUG", __kmp_stg_parse_b_debug, __kmp_stg_print_b_debug, NULL, 0, 4529 0}, 4530 {"KMP_C_DEBUG", __kmp_stg_parse_c_debug, __kmp_stg_print_c_debug, NULL, 0, 4531 0}, 4532 {"KMP_D_DEBUG", __kmp_stg_parse_d_debug, __kmp_stg_print_d_debug, NULL, 0, 4533 0}, 4534 {"KMP_E_DEBUG", __kmp_stg_parse_e_debug, __kmp_stg_print_e_debug, NULL, 0, 4535 0}, 4536 {"KMP_F_DEBUG", __kmp_stg_parse_f_debug, __kmp_stg_print_f_debug, NULL, 0, 4537 0}, 4538 {"KMP_DEBUG", __kmp_stg_parse_debug, NULL, /* no print */ NULL, 0, 0}, 4539 {"KMP_DEBUG_BUF", __kmp_stg_parse_debug_buf, __kmp_stg_print_debug_buf, 4540 NULL, 0, 0}, 4541 {"KMP_DEBUG_BUF_ATOMIC", __kmp_stg_parse_debug_buf_atomic, 4542 __kmp_stg_print_debug_buf_atomic, NULL, 0, 0}, 4543 {"KMP_DEBUG_BUF_CHARS", __kmp_stg_parse_debug_buf_chars, 4544 __kmp_stg_print_debug_buf_chars, NULL, 0, 0}, 4545 {"KMP_DEBUG_BUF_LINES", __kmp_stg_parse_debug_buf_lines, 4546 __kmp_stg_print_debug_buf_lines, NULL, 0, 0}, 4547 {"KMP_DIAG", __kmp_stg_parse_diag, __kmp_stg_print_diag, NULL, 0, 0}, 4548 4549 {"KMP_PAR_RANGE", __kmp_stg_parse_par_range_env, 4550 __kmp_stg_print_par_range_env, NULL, 0, 0}, 4551 {"KMP_YIELD_CYCLE", __kmp_stg_parse_yield_cycle, 4552 __kmp_stg_print_yield_cycle, NULL, 0, 0}, 4553 {"KMP_YIELD_ON", __kmp_stg_parse_yield_on, __kmp_stg_print_yield_on, NULL, 4554 0, 0}, 4555 {"KMP_YIELD_OFF", __kmp_stg_parse_yield_off, __kmp_stg_print_yield_off, 4556 NULL, 0, 0}, 4557 #endif // KMP_DEBUG 4558 4559 {"KMP_ALIGN_ALLOC", __kmp_stg_parse_align_alloc, 4560 __kmp_stg_print_align_alloc, NULL, 0, 0}, 4561 4562 {"KMP_PLAIN_BARRIER", __kmp_stg_parse_barrier_branch_bit, 4563 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0}, 4564 {"KMP_PLAIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern, 4565 __kmp_stg_print_barrier_pattern, NULL, 0, 0}, 4566 {"KMP_FORKJOIN_BARRIER", __kmp_stg_parse_barrier_branch_bit, 4567 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0}, 4568 {"KMP_FORKJOIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern, 4569 __kmp_stg_print_barrier_pattern, NULL, 0, 0}, 4570 #if KMP_FAST_REDUCTION_BARRIER 4571 {"KMP_REDUCTION_BARRIER", __kmp_stg_parse_barrier_branch_bit, 4572 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0}, 4573 {"KMP_REDUCTION_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern, 4574 __kmp_stg_print_barrier_pattern, NULL, 0, 0}, 4575 #endif 4576 4577 {"KMP_ABORT_DELAY", __kmp_stg_parse_abort_delay, 4578 __kmp_stg_print_abort_delay, NULL, 0, 0}, 4579 {"KMP_CPUINFO_FILE", __kmp_stg_parse_cpuinfo_file, 4580 __kmp_stg_print_cpuinfo_file, NULL, 0, 0}, 4581 {"KMP_FORCE_REDUCTION", __kmp_stg_parse_force_reduction, 4582 __kmp_stg_print_force_reduction, NULL, 0, 0}, 4583 {"KMP_DETERMINISTIC_REDUCTION", __kmp_stg_parse_force_reduction, 4584 __kmp_stg_print_force_reduction, NULL, 0, 0}, 4585 {"KMP_STORAGE_MAP", __kmp_stg_parse_storage_map, 4586 __kmp_stg_print_storage_map, NULL, 0, 0}, 4587 {"KMP_ALL_THREADPRIVATE", __kmp_stg_parse_all_threadprivate, 4588 __kmp_stg_print_all_threadprivate, NULL, 0, 0}, 4589 {"KMP_FOREIGN_THREADS_THREADPRIVATE", 4590 __kmp_stg_parse_foreign_threads_threadprivate, 4591 __kmp_stg_print_foreign_threads_threadprivate, NULL, 0, 0}, 4592 4593 #if KMP_AFFINITY_SUPPORTED 4594 {"KMP_AFFINITY", __kmp_stg_parse_affinity, __kmp_stg_print_affinity, NULL, 4595 0, 0}, 4596 #ifdef KMP_GOMP_COMPAT 4597 {"GOMP_CPU_AFFINITY", __kmp_stg_parse_gomp_cpu_affinity, NULL, 4598 /* no print */ NULL, 0, 0}, 4599 #endif /* KMP_GOMP_COMPAT */ 4600 #if OMP_40_ENABLED 4601 {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind, 4602 NULL, 0, 0}, 4603 {"OMP_PLACES", __kmp_stg_parse_places, __kmp_stg_print_places, NULL, 0, 0}, 4604 #else 4605 {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, NULL, /* no print */ NULL, 0, 4606 0}, 4607 #endif /* OMP_40_ENABLED */ 4608 4609 {"KMP_TOPOLOGY_METHOD", __kmp_stg_parse_topology_method, 4610 __kmp_stg_print_topology_method, NULL, 0, 0}, 4611 4612 #else 4613 4614 // KMP_AFFINITY is not supported on OS X*, nor is OMP_PLACES. 4615 // OMP_PROC_BIND and proc-bind-var are supported, however. 4616 #if OMP_40_ENABLED 4617 {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind, 4618 NULL, 0, 0}, 4619 #endif 4620 4621 #endif // KMP_AFFINITY_SUPPORTED 4622 4623 {"KMP_INIT_AT_FORK", __kmp_stg_parse_init_at_fork, 4624 __kmp_stg_print_init_at_fork, NULL, 0, 0}, 4625 {"KMP_SCHEDULE", __kmp_stg_parse_schedule, __kmp_stg_print_schedule, NULL, 4626 0, 0}, 4627 {"OMP_SCHEDULE", __kmp_stg_parse_omp_schedule, __kmp_stg_print_omp_schedule, 4628 NULL, 0, 0}, 4629 {"KMP_ATOMIC_MODE", __kmp_stg_parse_atomic_mode, 4630 __kmp_stg_print_atomic_mode, NULL, 0, 0}, 4631 {"KMP_CONSISTENCY_CHECK", __kmp_stg_parse_consistency_check, 4632 __kmp_stg_print_consistency_check, NULL, 0, 0}, 4633 4634 #if USE_ITT_BUILD && USE_ITT_NOTIFY 4635 {"KMP_ITT_PREPARE_DELAY", __kmp_stg_parse_itt_prepare_delay, 4636 __kmp_stg_print_itt_prepare_delay, NULL, 0, 0}, 4637 #endif /* USE_ITT_BUILD && USE_ITT_NOTIFY */ 4638 {"KMP_MALLOC_POOL_INCR", __kmp_stg_parse_malloc_pool_incr, 4639 __kmp_stg_print_malloc_pool_incr, NULL, 0, 0}, 4640 {"KMP_INIT_WAIT", __kmp_stg_parse_init_wait, __kmp_stg_print_init_wait, 4641 NULL, 0, 0}, 4642 {"KMP_NEXT_WAIT", __kmp_stg_parse_next_wait, __kmp_stg_print_next_wait, 4643 NULL, 0, 0}, 4644 {"KMP_GTID_MODE", __kmp_stg_parse_gtid_mode, __kmp_stg_print_gtid_mode, 4645 NULL, 0, 0}, 4646 {"OMP_DYNAMIC", __kmp_stg_parse_omp_dynamic, __kmp_stg_print_omp_dynamic, 4647 NULL, 0, 0}, 4648 {"KMP_DYNAMIC_MODE", __kmp_stg_parse_kmp_dynamic_mode, 4649 __kmp_stg_print_kmp_dynamic_mode, NULL, 0, 0}, 4650 4651 #ifdef USE_LOAD_BALANCE 4652 {"KMP_LOAD_BALANCE_INTERVAL", __kmp_stg_parse_ld_balance_interval, 4653 __kmp_stg_print_ld_balance_interval, NULL, 0, 0}, 4654 #endif 4655 4656 {"KMP_NUM_LOCKS_IN_BLOCK", __kmp_stg_parse_lock_block, 4657 __kmp_stg_print_lock_block, NULL, 0, 0}, 4658 {"KMP_LOCK_KIND", __kmp_stg_parse_lock_kind, __kmp_stg_print_lock_kind, 4659 NULL, 0, 0}, 4660 {"KMP_SPIN_BACKOFF_PARAMS", __kmp_stg_parse_spin_backoff_params, 4661 __kmp_stg_print_spin_backoff_params, NULL, 0, 0}, 4662 #if KMP_USE_ADAPTIVE_LOCKS 4663 {"KMP_ADAPTIVE_LOCK_PROPS", __kmp_stg_parse_adaptive_lock_props, 4664 __kmp_stg_print_adaptive_lock_props, NULL, 0, 0}, 4665 #if KMP_DEBUG_ADAPTIVE_LOCKS 4666 {"KMP_SPECULATIVE_STATSFILE", __kmp_stg_parse_speculative_statsfile, 4667 __kmp_stg_print_speculative_statsfile, NULL, 0, 0}, 4668 #endif 4669 #endif // KMP_USE_ADAPTIVE_LOCKS 4670 {"KMP_PLACE_THREADS", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset, 4671 NULL, 0, 0}, 4672 {"KMP_HW_SUBSET", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset, 4673 NULL, 0, 0}, 4674 #if USE_ITT_BUILD 4675 {"KMP_FORKJOIN_FRAMES", __kmp_stg_parse_forkjoin_frames, 4676 __kmp_stg_print_forkjoin_frames, NULL, 0, 0}, 4677 {"KMP_FORKJOIN_FRAMES_MODE", __kmp_stg_parse_forkjoin_frames_mode, 4678 __kmp_stg_print_forkjoin_frames_mode, NULL, 0, 0}, 4679 #endif 4680 4681 #if OMP_40_ENABLED 4682 {"OMP_DISPLAY_ENV", __kmp_stg_parse_omp_display_env, 4683 __kmp_stg_print_omp_display_env, NULL, 0, 0}, 4684 {"OMP_CANCELLATION", __kmp_stg_parse_omp_cancellation, 4685 __kmp_stg_print_omp_cancellation, NULL, 0, 0}, 4686 #endif 4687 4688 #if OMP_50_ENABLED && OMPT_SUPPORT 4689 {"OMP_TOOL_LIBRARIES", __kmp_stg_parse_omp_tool_libraries, 4690 __kmp_stg_print_omp_tool_libraries, NULL, 0, 0}, 4691 #endif 4692 4693 {"", NULL, NULL, NULL, 0, 0}}; // settings 4694 4695 static int const __kmp_stg_count = 4696 sizeof(__kmp_stg_table) / sizeof(kmp_setting_t); 4697 4698 static inline kmp_setting_t *__kmp_stg_find(char const *name) { 4699 4700 int i; 4701 if (name != NULL) { 4702 for (i = 0; i < __kmp_stg_count; ++i) { 4703 if (strcmp(__kmp_stg_table[i].name, name) == 0) { 4704 return &__kmp_stg_table[i]; 4705 } 4706 } 4707 } 4708 return NULL; 4709 4710 } // __kmp_stg_find 4711 4712 static int __kmp_stg_cmp(void const *_a, void const *_b) { 4713 const kmp_setting_t *a = RCAST(const kmp_setting_t *, _a); 4714 const kmp_setting_t *b = RCAST(const kmp_setting_t *, _b); 4715 4716 // Process KMP_AFFINITY last. 4717 // It needs to come after OMP_PLACES and GOMP_CPU_AFFINITY. 4718 if (strcmp(a->name, "KMP_AFFINITY") == 0) { 4719 if (strcmp(b->name, "KMP_AFFINITY") == 0) { 4720 return 0; 4721 } 4722 return 1; 4723 } else if (strcmp(b->name, "KMP_AFFINITY") == 0) { 4724 return -1; 4725 } 4726 return strcmp(a->name, b->name); 4727 } // __kmp_stg_cmp 4728 4729 static void __kmp_stg_init(void) { 4730 4731 static int initialized = 0; 4732 4733 if (!initialized) { 4734 4735 // Sort table. 4736 qsort(__kmp_stg_table, __kmp_stg_count - 1, sizeof(kmp_setting_t), 4737 __kmp_stg_cmp); 4738 4739 { // Initialize *_STACKSIZE data. 4740 kmp_setting_t *kmp_stacksize = 4741 __kmp_stg_find("KMP_STACKSIZE"); // 1st priority. 4742 #ifdef KMP_GOMP_COMPAT 4743 kmp_setting_t *gomp_stacksize = 4744 __kmp_stg_find("GOMP_STACKSIZE"); // 2nd priority. 4745 #endif 4746 kmp_setting_t *omp_stacksize = 4747 __kmp_stg_find("OMP_STACKSIZE"); // 3rd priority. 4748 4749 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 4750 // !!! Compiler does not understand rivals is used and optimizes out 4751 // assignments 4752 // !!! rivals[ i ++ ] = ...; 4753 static kmp_setting_t *volatile rivals[4]; 4754 static kmp_stg_ss_data_t kmp_data = {1, CCAST(kmp_setting_t **, rivals)}; 4755 #ifdef KMP_GOMP_COMPAT 4756 static kmp_stg_ss_data_t gomp_data = {1024, 4757 CCAST(kmp_setting_t **, rivals)}; 4758 #endif 4759 static kmp_stg_ss_data_t omp_data = {1024, 4760 CCAST(kmp_setting_t **, rivals)}; 4761 int i = 0; 4762 4763 rivals[i++] = kmp_stacksize; 4764 #ifdef KMP_GOMP_COMPAT 4765 if (gomp_stacksize != NULL) { 4766 rivals[i++] = gomp_stacksize; 4767 } 4768 #endif 4769 rivals[i++] = omp_stacksize; 4770 rivals[i++] = NULL; 4771 4772 kmp_stacksize->data = &kmp_data; 4773 #ifdef KMP_GOMP_COMPAT 4774 if (gomp_stacksize != NULL) { 4775 gomp_stacksize->data = &gomp_data; 4776 } 4777 #endif 4778 omp_stacksize->data = &omp_data; 4779 } 4780 4781 { // Initialize KMP_LIBRARY and OMP_WAIT_POLICY data. 4782 kmp_setting_t *kmp_library = 4783 __kmp_stg_find("KMP_LIBRARY"); // 1st priority. 4784 kmp_setting_t *omp_wait_policy = 4785 __kmp_stg_find("OMP_WAIT_POLICY"); // 2nd priority. 4786 4787 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 4788 static kmp_setting_t *volatile rivals[3]; 4789 static kmp_stg_wp_data_t kmp_data = {0, CCAST(kmp_setting_t **, rivals)}; 4790 static kmp_stg_wp_data_t omp_data = {1, CCAST(kmp_setting_t **, rivals)}; 4791 int i = 0; 4792 4793 rivals[i++] = kmp_library; 4794 if (omp_wait_policy != NULL) { 4795 rivals[i++] = omp_wait_policy; 4796 } 4797 rivals[i++] = NULL; 4798 4799 kmp_library->data = &kmp_data; 4800 if (omp_wait_policy != NULL) { 4801 omp_wait_policy->data = &omp_data; 4802 } 4803 } 4804 4805 { // Initialize KMP_DEVICE_THREAD_LIMIT and KMP_ALL_THREADS 4806 kmp_setting_t *kmp_device_thread_limit = 4807 __kmp_stg_find("KMP_DEVICE_THREAD_LIMIT"); // 1st priority. 4808 kmp_setting_t *kmp_all_threads = 4809 __kmp_stg_find("KMP_ALL_THREADS"); // 2nd priority. 4810 4811 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 4812 static kmp_setting_t *volatile rivals[3]; 4813 int i = 0; 4814 4815 rivals[i++] = kmp_device_thread_limit; 4816 rivals[i++] = kmp_all_threads; 4817 rivals[i++] = NULL; 4818 4819 kmp_device_thread_limit->data = CCAST(kmp_setting_t **, rivals); 4820 kmp_all_threads->data = CCAST(kmp_setting_t **, rivals); 4821 } 4822 4823 { // Initialize KMP_HW_SUBSET and KMP_PLACE_THREADS 4824 // 1st priority 4825 kmp_setting_t *kmp_hw_subset = __kmp_stg_find("KMP_HW_SUBSET"); 4826 // 2nd priority 4827 kmp_setting_t *kmp_place_threads = __kmp_stg_find("KMP_PLACE_THREADS"); 4828 4829 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 4830 static kmp_setting_t *volatile rivals[3]; 4831 int i = 0; 4832 4833 rivals[i++] = kmp_hw_subset; 4834 rivals[i++] = kmp_place_threads; 4835 rivals[i++] = NULL; 4836 4837 kmp_hw_subset->data = CCAST(kmp_setting_t **, rivals); 4838 kmp_place_threads->data = CCAST(kmp_setting_t **, rivals); 4839 } 4840 4841 #if KMP_AFFINITY_SUPPORTED 4842 { // Initialize KMP_AFFINITY, GOMP_CPU_AFFINITY, and OMP_PROC_BIND data. 4843 kmp_setting_t *kmp_affinity = 4844 __kmp_stg_find("KMP_AFFINITY"); // 1st priority. 4845 KMP_DEBUG_ASSERT(kmp_affinity != NULL); 4846 4847 #ifdef KMP_GOMP_COMPAT 4848 kmp_setting_t *gomp_cpu_affinity = 4849 __kmp_stg_find("GOMP_CPU_AFFINITY"); // 2nd priority. 4850 KMP_DEBUG_ASSERT(gomp_cpu_affinity != NULL); 4851 #endif 4852 4853 kmp_setting_t *omp_proc_bind = 4854 __kmp_stg_find("OMP_PROC_BIND"); // 3rd priority. 4855 KMP_DEBUG_ASSERT(omp_proc_bind != NULL); 4856 4857 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 4858 static kmp_setting_t *volatile rivals[4]; 4859 int i = 0; 4860 4861 rivals[i++] = kmp_affinity; 4862 4863 #ifdef KMP_GOMP_COMPAT 4864 rivals[i++] = gomp_cpu_affinity; 4865 gomp_cpu_affinity->data = CCAST(kmp_setting_t **, rivals); 4866 #endif 4867 4868 rivals[i++] = omp_proc_bind; 4869 omp_proc_bind->data = CCAST(kmp_setting_t **, rivals); 4870 rivals[i++] = NULL; 4871 4872 #if OMP_40_ENABLED 4873 static kmp_setting_t *volatile places_rivals[4]; 4874 i = 0; 4875 4876 kmp_setting_t *omp_places = __kmp_stg_find("OMP_PLACES"); // 3rd priority. 4877 KMP_DEBUG_ASSERT(omp_places != NULL); 4878 4879 places_rivals[i++] = kmp_affinity; 4880 #ifdef KMP_GOMP_COMPAT 4881 places_rivals[i++] = gomp_cpu_affinity; 4882 #endif 4883 places_rivals[i++] = omp_places; 4884 omp_places->data = CCAST(kmp_setting_t **, places_rivals); 4885 places_rivals[i++] = NULL; 4886 #endif 4887 } 4888 #else 4889 // KMP_AFFINITY not supported, so OMP_PROC_BIND has no rivals. 4890 // OMP_PLACES not supported yet. 4891 #endif // KMP_AFFINITY_SUPPORTED 4892 4893 { // Initialize KMP_DETERMINISTIC_REDUCTION and KMP_FORCE_REDUCTION data. 4894 kmp_setting_t *kmp_force_red = 4895 __kmp_stg_find("KMP_FORCE_REDUCTION"); // 1st priority. 4896 kmp_setting_t *kmp_determ_red = 4897 __kmp_stg_find("KMP_DETERMINISTIC_REDUCTION"); // 2nd priority. 4898 4899 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 4900 static kmp_setting_t *volatile rivals[3]; 4901 static kmp_stg_fr_data_t force_data = {1, 4902 CCAST(kmp_setting_t **, rivals)}; 4903 static kmp_stg_fr_data_t determ_data = {0, 4904 CCAST(kmp_setting_t **, rivals)}; 4905 int i = 0; 4906 4907 rivals[i++] = kmp_force_red; 4908 if (kmp_determ_red != NULL) { 4909 rivals[i++] = kmp_determ_red; 4910 } 4911 rivals[i++] = NULL; 4912 4913 kmp_force_red->data = &force_data; 4914 if (kmp_determ_red != NULL) { 4915 kmp_determ_red->data = &determ_data; 4916 } 4917 } 4918 4919 initialized = 1; 4920 } 4921 4922 // Reset flags. 4923 int i; 4924 for (i = 0; i < __kmp_stg_count; ++i) { 4925 __kmp_stg_table[i].set = 0; 4926 } 4927 4928 } // __kmp_stg_init 4929 4930 static void __kmp_stg_parse(char const *name, char const *value) { 4931 // On Windows* OS there are some nameless variables like "C:=C:\" (yeah, 4932 // really nameless, they are presented in environment block as 4933 // "=C:=C\\\x00=D:=D:\\\x00...", so let us skip them. 4934 if (name[0] == 0) { 4935 return; 4936 } 4937 4938 if (value != NULL) { 4939 kmp_setting_t *setting = __kmp_stg_find(name); 4940 if (setting != NULL) { 4941 setting->parse(name, value, setting->data); 4942 setting->defined = 1; 4943 } 4944 } 4945 4946 } // __kmp_stg_parse 4947 4948 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found. 4949 char const *name, // Name of variable. 4950 char const *value, // Value of the variable. 4951 kmp_setting_t **rivals // List of rival settings (must include current one). 4952 ) { 4953 4954 if (rivals == NULL) { 4955 return 0; 4956 } 4957 4958 // Loop thru higher priority settings (listed before current). 4959 int i = 0; 4960 for (; strcmp(rivals[i]->name, name) != 0; i++) { 4961 KMP_DEBUG_ASSERT(rivals[i] != NULL); 4962 4963 #if KMP_AFFINITY_SUPPORTED 4964 if (rivals[i] == __kmp_affinity_notype) { 4965 // If KMP_AFFINITY is specified without a type name, 4966 // it does not rival OMP_PROC_BIND or GOMP_CPU_AFFINITY. 4967 continue; 4968 } 4969 #endif 4970 4971 if (rivals[i]->set) { 4972 KMP_WARNING(StgIgnored, name, rivals[i]->name); 4973 return 1; 4974 } 4975 } 4976 4977 ++i; // Skip current setting. 4978 return 0; 4979 4980 } // __kmp_stg_check_rivals 4981 4982 static int __kmp_env_toPrint(char const *name, int flag) { 4983 int rc = 0; 4984 kmp_setting_t *setting = __kmp_stg_find(name); 4985 if (setting != NULL) { 4986 rc = setting->defined; 4987 if (flag >= 0) { 4988 setting->defined = flag; 4989 } 4990 } 4991 return rc; 4992 } 4993 4994 static void __kmp_aux_env_initialize(kmp_env_blk_t *block) { 4995 4996 char const *value; 4997 4998 /* OMP_NUM_THREADS */ 4999 value = __kmp_env_blk_var(block, "OMP_NUM_THREADS"); 5000 if (value) { 5001 ompc_set_num_threads(__kmp_dflt_team_nth); 5002 } 5003 5004 /* KMP_BLOCKTIME */ 5005 value = __kmp_env_blk_var(block, "KMP_BLOCKTIME"); 5006 if (value) { 5007 kmpc_set_blocktime(__kmp_dflt_blocktime); 5008 } 5009 5010 /* OMP_NESTED */ 5011 value = __kmp_env_blk_var(block, "OMP_NESTED"); 5012 if (value) { 5013 ompc_set_nested(__kmp_dflt_nested); 5014 } 5015 5016 /* OMP_DYNAMIC */ 5017 value = __kmp_env_blk_var(block, "OMP_DYNAMIC"); 5018 if (value) { 5019 ompc_set_dynamic(__kmp_global.g.g_dynamic); 5020 } 5021 } 5022 5023 void __kmp_env_initialize(char const *string) { 5024 5025 kmp_env_blk_t block; 5026 int i; 5027 5028 __kmp_stg_init(); 5029 5030 // Hack!!! 5031 if (string == NULL) { 5032 // __kmp_max_nth = __kmp_sys_max_nth; 5033 __kmp_threads_capacity = 5034 __kmp_initial_threads_capacity(__kmp_dflt_team_nth_ub); 5035 } 5036 __kmp_env_blk_init(&block, string); 5037 5038 // update the set flag on all entries that have an env var 5039 for (i = 0; i < block.count; ++i) { 5040 if ((block.vars[i].name == NULL) || (*block.vars[i].name == '\0')) { 5041 continue; 5042 } 5043 if (block.vars[i].value == NULL) { 5044 continue; 5045 } 5046 kmp_setting_t *setting = __kmp_stg_find(block.vars[i].name); 5047 if (setting != NULL) { 5048 setting->set = 1; 5049 } 5050 } 5051 5052 // We need to know if blocktime was set when processing OMP_WAIT_POLICY 5053 blocktime_str = __kmp_env_blk_var(&block, "KMP_BLOCKTIME"); 5054 5055 // Special case. If we parse environment, not a string, process KMP_WARNINGS 5056 // first. 5057 if (string == NULL) { 5058 char const *name = "KMP_WARNINGS"; 5059 char const *value = __kmp_env_blk_var(&block, name); 5060 __kmp_stg_parse(name, value); 5061 } 5062 5063 #if KMP_AFFINITY_SUPPORTED 5064 // Special case. KMP_AFFINITY is not a rival to other affinity env vars 5065 // if no affinity type is specified. We want to allow 5066 // KMP_AFFINITY=[no],verbose/[no]warnings/etc. to be enabled when 5067 // specifying the affinity type via GOMP_CPU_AFFINITY or the OMP 4.0 5068 // affinity mechanism. 5069 __kmp_affinity_notype = NULL; 5070 char const *aff_str = __kmp_env_blk_var(&block, "KMP_AFFINITY"); 5071 if (aff_str != NULL) { 5072 // Check if the KMP_AFFINITY type is specified in the string. 5073 // We just search the string for "compact", "scatter", etc. 5074 // without really parsing the string. The syntax of the 5075 // KMP_AFFINITY env var is such that none of the affinity 5076 // type names can appear anywhere other that the type 5077 // specifier, even as substrings. 5078 // 5079 // I can't find a case-insensitive version of strstr on Windows* OS. 5080 // Use the case-sensitive version for now. 5081 5082 #if KMP_OS_WINDOWS 5083 #define FIND strstr 5084 #else 5085 #define FIND strcasestr 5086 #endif 5087 5088 if ((FIND(aff_str, "none") == NULL) && 5089 (FIND(aff_str, "physical") == NULL) && 5090 (FIND(aff_str, "logical") == NULL) && 5091 (FIND(aff_str, "compact") == NULL) && 5092 (FIND(aff_str, "scatter") == NULL) && 5093 (FIND(aff_str, "explicit") == NULL) && 5094 (FIND(aff_str, "balanced") == NULL) && 5095 (FIND(aff_str, "disabled") == NULL)) { 5096 __kmp_affinity_notype = __kmp_stg_find("KMP_AFFINITY"); 5097 } else { 5098 // A new affinity type is specified. 5099 // Reset the affinity flags to their default values, 5100 // in case this is called from kmp_set_defaults(). 5101 __kmp_affinity_type = affinity_default; 5102 __kmp_affinity_gran = affinity_gran_default; 5103 __kmp_affinity_top_method = affinity_top_method_default; 5104 __kmp_affinity_respect_mask = affinity_respect_mask_default; 5105 } 5106 #undef FIND 5107 5108 #if OMP_40_ENABLED 5109 // Also reset the affinity flags if OMP_PROC_BIND is specified. 5110 aff_str = __kmp_env_blk_var(&block, "OMP_PROC_BIND"); 5111 if (aff_str != NULL) { 5112 __kmp_affinity_type = affinity_default; 5113 __kmp_affinity_gran = affinity_gran_default; 5114 __kmp_affinity_top_method = affinity_top_method_default; 5115 __kmp_affinity_respect_mask = affinity_respect_mask_default; 5116 } 5117 #endif /* OMP_40_ENABLED */ 5118 } 5119 5120 #endif /* KMP_AFFINITY_SUPPORTED */ 5121 5122 #if OMP_40_ENABLED 5123 // Set up the nested proc bind type vector. 5124 if (__kmp_nested_proc_bind.bind_types == NULL) { 5125 __kmp_nested_proc_bind.bind_types = 5126 (kmp_proc_bind_t *)KMP_INTERNAL_MALLOC(sizeof(kmp_proc_bind_t)); 5127 if (__kmp_nested_proc_bind.bind_types == NULL) { 5128 KMP_FATAL(MemoryAllocFailed); 5129 } 5130 __kmp_nested_proc_bind.size = 1; 5131 __kmp_nested_proc_bind.used = 1; 5132 #if KMP_AFFINITY_SUPPORTED 5133 __kmp_nested_proc_bind.bind_types[0] = proc_bind_default; 5134 #else 5135 // default proc bind is false if affinity not supported 5136 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 5137 #endif 5138 } 5139 #endif /* OMP_40_ENABLED */ 5140 5141 // Now process all of the settings. 5142 for (i = 0; i < block.count; ++i) { 5143 __kmp_stg_parse(block.vars[i].name, block.vars[i].value); 5144 } 5145 5146 // If user locks have been allocated yet, don't reset the lock vptr table. 5147 if (!__kmp_init_user_locks) { 5148 if (__kmp_user_lock_kind == lk_default) { 5149 __kmp_user_lock_kind = lk_queuing; 5150 } 5151 #if KMP_USE_DYNAMIC_LOCK 5152 __kmp_init_dynamic_user_locks(); 5153 #else 5154 __kmp_set_user_lock_vptrs(__kmp_user_lock_kind); 5155 #endif 5156 } else { 5157 KMP_DEBUG_ASSERT(string != NULL); // kmp_set_defaults() was called 5158 KMP_DEBUG_ASSERT(__kmp_user_lock_kind != lk_default); 5159 // Binds lock functions again to follow the transition between different 5160 // KMP_CONSISTENCY_CHECK values. Calling this again is harmless as long 5161 // as we do not allow lock kind changes after making a call to any 5162 // user lock functions (true). 5163 #if KMP_USE_DYNAMIC_LOCK 5164 __kmp_init_dynamic_user_locks(); 5165 #else 5166 __kmp_set_user_lock_vptrs(__kmp_user_lock_kind); 5167 #endif 5168 } 5169 5170 #if KMP_AFFINITY_SUPPORTED 5171 5172 if (!TCR_4(__kmp_init_middle)) { 5173 #if KMP_USE_HWLOC 5174 // Force using hwloc when either tiles or numa nodes requested within 5175 // KMP_HW_SUBSET and no other topology method is requested 5176 if ((__kmp_hws_node.num > 0 || __kmp_hws_tile.num > 0 || 5177 __kmp_affinity_gran == affinity_gran_tile) && 5178 (__kmp_affinity_top_method == affinity_top_method_default)) { 5179 __kmp_affinity_top_method = affinity_top_method_hwloc; 5180 } 5181 #endif 5182 // Determine if the machine/OS is actually capable of supporting 5183 // affinity. 5184 const char *var = "KMP_AFFINITY"; 5185 KMPAffinity::pick_api(); 5186 #if KMP_USE_HWLOC 5187 // If Hwloc topology discovery was requested but affinity was also disabled, 5188 // then tell user that Hwloc request is being ignored and use default 5189 // topology discovery method. 5190 if (__kmp_affinity_top_method == affinity_top_method_hwloc && 5191 __kmp_affinity_dispatch->get_api_type() != KMPAffinity::HWLOC) { 5192 KMP_WARNING(AffIgnoringHwloc, var); 5193 __kmp_affinity_top_method = affinity_top_method_all; 5194 } 5195 #endif 5196 if (__kmp_affinity_type == affinity_disabled) { 5197 KMP_AFFINITY_DISABLE(); 5198 } else if (!KMP_AFFINITY_CAPABLE()) { 5199 __kmp_affinity_dispatch->determine_capable(var); 5200 if (!KMP_AFFINITY_CAPABLE()) { 5201 if (__kmp_affinity_verbose || 5202 (__kmp_affinity_warnings && 5203 (__kmp_affinity_type != affinity_default) && 5204 (__kmp_affinity_type != affinity_none) && 5205 (__kmp_affinity_type != affinity_disabled))) { 5206 KMP_WARNING(AffNotSupported, var); 5207 } 5208 __kmp_affinity_type = affinity_disabled; 5209 __kmp_affinity_respect_mask = 0; 5210 __kmp_affinity_gran = affinity_gran_fine; 5211 } 5212 } 5213 5214 #if OMP_40_ENABLED 5215 if (__kmp_affinity_type == affinity_disabled) { 5216 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 5217 } else if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_true) { 5218 // OMP_PROC_BIND=true maps to OMP_PROC_BIND=spread. 5219 __kmp_nested_proc_bind.bind_types[0] = proc_bind_spread; 5220 } 5221 #endif /* OMP_40_ENABLED */ 5222 5223 if (KMP_AFFINITY_CAPABLE()) { 5224 5225 #if KMP_GROUP_AFFINITY 5226 // This checks to see if the initial affinity mask is equal 5227 // to a single windows processor group. If it is, then we do 5228 // not respect the initial affinity mask and instead, use the 5229 // entire machine. 5230 bool exactly_one_group = false; 5231 if (__kmp_num_proc_groups > 1) { 5232 int group; 5233 bool within_one_group; 5234 // Get the initial affinity mask and determine if it is 5235 // contained within a single group. 5236 kmp_affin_mask_t *init_mask; 5237 KMP_CPU_ALLOC(init_mask); 5238 __kmp_get_system_affinity(init_mask, TRUE); 5239 group = __kmp_get_proc_group(init_mask); 5240 within_one_group = (group >= 0); 5241 // If the initial affinity is within a single group, 5242 // then determine if it is equal to that single group. 5243 if (within_one_group) { 5244 DWORD num_bits_in_group = __kmp_GetActiveProcessorCount(group); 5245 int num_bits_in_mask = 0; 5246 for (int bit = init_mask->begin(); bit != init_mask->end(); 5247 bit = init_mask->next(bit)) 5248 num_bits_in_mask++; 5249 exactly_one_group = (num_bits_in_group == num_bits_in_mask); 5250 } 5251 KMP_CPU_FREE(init_mask); 5252 } 5253 5254 // Handle the Win 64 group affinity stuff if there are multiple 5255 // processor groups, or if the user requested it, and OMP 4.0 5256 // affinity is not in effect. 5257 if (((__kmp_num_proc_groups > 1) && 5258 (__kmp_affinity_type == affinity_default) 5259 #if OMP_40_ENABLED 5260 && (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default)) 5261 #endif 5262 || (__kmp_affinity_top_method == affinity_top_method_group)) { 5263 if (__kmp_affinity_respect_mask == affinity_respect_mask_default && 5264 exactly_one_group) { 5265 __kmp_affinity_respect_mask = FALSE; 5266 } 5267 if (__kmp_affinity_type == affinity_default) { 5268 __kmp_affinity_type = affinity_compact; 5269 #if OMP_40_ENABLED 5270 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 5271 #endif 5272 } 5273 if (__kmp_affinity_top_method == affinity_top_method_default) { 5274 if (__kmp_affinity_gran == affinity_gran_default) { 5275 __kmp_affinity_top_method = affinity_top_method_group; 5276 __kmp_affinity_gran = affinity_gran_group; 5277 } else if (__kmp_affinity_gran == affinity_gran_group) { 5278 __kmp_affinity_top_method = affinity_top_method_group; 5279 } else { 5280 __kmp_affinity_top_method = affinity_top_method_all; 5281 } 5282 } else if (__kmp_affinity_top_method == affinity_top_method_group) { 5283 if (__kmp_affinity_gran == affinity_gran_default) { 5284 __kmp_affinity_gran = affinity_gran_group; 5285 } else if ((__kmp_affinity_gran != affinity_gran_group) && 5286 (__kmp_affinity_gran != affinity_gran_fine) && 5287 (__kmp_affinity_gran != affinity_gran_thread)) { 5288 const char *str = NULL; 5289 switch (__kmp_affinity_gran) { 5290 case affinity_gran_core: 5291 str = "core"; 5292 break; 5293 case affinity_gran_package: 5294 str = "package"; 5295 break; 5296 case affinity_gran_node: 5297 str = "node"; 5298 break; 5299 case affinity_gran_tile: 5300 str = "tile"; 5301 break; 5302 default: 5303 KMP_DEBUG_ASSERT(0); 5304 } 5305 KMP_WARNING(AffGranTopGroup, var, str); 5306 __kmp_affinity_gran = affinity_gran_fine; 5307 } 5308 } else { 5309 if (__kmp_affinity_gran == affinity_gran_default) { 5310 __kmp_affinity_gran = affinity_gran_core; 5311 } else if (__kmp_affinity_gran == affinity_gran_group) { 5312 const char *str = NULL; 5313 switch (__kmp_affinity_type) { 5314 case affinity_physical: 5315 str = "physical"; 5316 break; 5317 case affinity_logical: 5318 str = "logical"; 5319 break; 5320 case affinity_compact: 5321 str = "compact"; 5322 break; 5323 case affinity_scatter: 5324 str = "scatter"; 5325 break; 5326 case affinity_explicit: 5327 str = "explicit"; 5328 break; 5329 // No MIC on windows, so no affinity_balanced case 5330 default: 5331 KMP_DEBUG_ASSERT(0); 5332 } 5333 KMP_WARNING(AffGranGroupType, var, str); 5334 __kmp_affinity_gran = affinity_gran_core; 5335 } 5336 } 5337 } else 5338 5339 #endif /* KMP_GROUP_AFFINITY */ 5340 5341 { 5342 if (__kmp_affinity_respect_mask == affinity_respect_mask_default) { 5343 #if KMP_GROUP_AFFINITY 5344 if (__kmp_num_proc_groups > 1 && exactly_one_group) { 5345 __kmp_affinity_respect_mask = FALSE; 5346 } else 5347 #endif /* KMP_GROUP_AFFINITY */ 5348 { 5349 __kmp_affinity_respect_mask = TRUE; 5350 } 5351 } 5352 #if OMP_40_ENABLED 5353 if ((__kmp_nested_proc_bind.bind_types[0] != proc_bind_intel) && 5354 (__kmp_nested_proc_bind.bind_types[0] != proc_bind_default)) { 5355 if (__kmp_affinity_type == affinity_default) { 5356 __kmp_affinity_type = affinity_compact; 5357 __kmp_affinity_dups = FALSE; 5358 } 5359 } else 5360 #endif /* OMP_40_ENABLED */ 5361 if (__kmp_affinity_type == affinity_default) { 5362 #if OMP_40_ENABLED 5363 #if KMP_MIC_SUPPORTED 5364 if (__kmp_mic_type != non_mic) { 5365 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 5366 } else 5367 #endif 5368 { 5369 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 5370 } 5371 #endif /* OMP_40_ENABLED */ 5372 #if KMP_MIC_SUPPORTED 5373 if (__kmp_mic_type != non_mic) { 5374 __kmp_affinity_type = affinity_scatter; 5375 } else 5376 #endif 5377 { 5378 __kmp_affinity_type = affinity_none; 5379 } 5380 } 5381 if ((__kmp_affinity_gran == affinity_gran_default) && 5382 (__kmp_affinity_gran_levels < 0)) { 5383 #if KMP_MIC_SUPPORTED 5384 if (__kmp_mic_type != non_mic) { 5385 __kmp_affinity_gran = affinity_gran_fine; 5386 } else 5387 #endif 5388 { 5389 __kmp_affinity_gran = affinity_gran_core; 5390 } 5391 } 5392 if (__kmp_affinity_top_method == affinity_top_method_default) { 5393 __kmp_affinity_top_method = affinity_top_method_all; 5394 } 5395 } 5396 } 5397 5398 K_DIAG(1, ("__kmp_affinity_type == %d\n", __kmp_affinity_type)); 5399 K_DIAG(1, ("__kmp_affinity_compact == %d\n", __kmp_affinity_compact)); 5400 K_DIAG(1, ("__kmp_affinity_offset == %d\n", __kmp_affinity_offset)); 5401 K_DIAG(1, ("__kmp_affinity_verbose == %d\n", __kmp_affinity_verbose)); 5402 K_DIAG(1, ("__kmp_affinity_warnings == %d\n", __kmp_affinity_warnings)); 5403 K_DIAG(1, ("__kmp_affinity_respect_mask == %d\n", 5404 __kmp_affinity_respect_mask)); 5405 K_DIAG(1, ("__kmp_affinity_gran == %d\n", __kmp_affinity_gran)); 5406 5407 KMP_DEBUG_ASSERT(__kmp_affinity_type != affinity_default); 5408 #if OMP_40_ENABLED 5409 KMP_DEBUG_ASSERT(__kmp_nested_proc_bind.bind_types[0] != proc_bind_default); 5410 K_DIAG(1, ("__kmp_nested_proc_bind.bind_types[0] == %d\n", 5411 __kmp_nested_proc_bind.bind_types[0])); 5412 #endif 5413 } 5414 5415 #endif /* KMP_AFFINITY_SUPPORTED */ 5416 5417 if (__kmp_version) { 5418 __kmp_print_version_1(); 5419 } 5420 5421 // Post-initialization step: some env. vars need their value's further 5422 // processing 5423 if (string != NULL) { // kmp_set_defaults() was called 5424 __kmp_aux_env_initialize(&block); 5425 } 5426 5427 __kmp_env_blk_free(&block); 5428 5429 KMP_MB(); 5430 5431 } // __kmp_env_initialize 5432 5433 void __kmp_env_print() { 5434 5435 kmp_env_blk_t block; 5436 int i; 5437 kmp_str_buf_t buffer; 5438 5439 __kmp_stg_init(); 5440 __kmp_str_buf_init(&buffer); 5441 5442 __kmp_env_blk_init(&block, NULL); 5443 __kmp_env_blk_sort(&block); 5444 5445 // Print real environment values. 5446 __kmp_str_buf_print(&buffer, "\n%s\n\n", KMP_I18N_STR(UserSettings)); 5447 for (i = 0; i < block.count; ++i) { 5448 char const *name = block.vars[i].name; 5449 char const *value = block.vars[i].value; 5450 if ((KMP_STRLEN(name) > 4 && strncmp(name, "KMP_", 4) == 0) || 5451 strncmp(name, "OMP_", 4) == 0 5452 #ifdef KMP_GOMP_COMPAT 5453 || strncmp(name, "GOMP_", 5) == 0 5454 #endif // KMP_GOMP_COMPAT 5455 ) { 5456 __kmp_str_buf_print(&buffer, " %s=%s\n", name, value); 5457 } 5458 } 5459 __kmp_str_buf_print(&buffer, "\n"); 5460 5461 // Print internal (effective) settings. 5462 __kmp_str_buf_print(&buffer, "%s\n\n", KMP_I18N_STR(EffectiveSettings)); 5463 for (int i = 0; i < __kmp_stg_count; ++i) { 5464 if (__kmp_stg_table[i].print != NULL) { 5465 __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name, 5466 __kmp_stg_table[i].data); 5467 } 5468 } 5469 5470 __kmp_printf("%s", buffer.str); 5471 5472 __kmp_env_blk_free(&block); 5473 __kmp_str_buf_free(&buffer); 5474 5475 __kmp_printf("\n"); 5476 5477 } // __kmp_env_print 5478 5479 #if OMP_40_ENABLED 5480 void __kmp_env_print_2() { 5481 5482 kmp_env_blk_t block; 5483 kmp_str_buf_t buffer; 5484 5485 __kmp_env_format = 1; 5486 5487 __kmp_stg_init(); 5488 __kmp_str_buf_init(&buffer); 5489 5490 __kmp_env_blk_init(&block, NULL); 5491 __kmp_env_blk_sort(&block); 5492 5493 __kmp_str_buf_print(&buffer, "\n%s\n", KMP_I18N_STR(DisplayEnvBegin)); 5494 __kmp_str_buf_print(&buffer, " _OPENMP='%d'\n", __kmp_openmp_version); 5495 5496 for (int i = 0; i < __kmp_stg_count; ++i) { 5497 if (__kmp_stg_table[i].print != NULL && 5498 ((__kmp_display_env && 5499 strncmp(__kmp_stg_table[i].name, "OMP_", 4) == 0) || 5500 __kmp_display_env_verbose)) { 5501 __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name, 5502 __kmp_stg_table[i].data); 5503 } 5504 } 5505 5506 __kmp_str_buf_print(&buffer, "%s\n", KMP_I18N_STR(DisplayEnvEnd)); 5507 __kmp_str_buf_print(&buffer, "\n"); 5508 5509 __kmp_printf("%s", buffer.str); 5510 5511 __kmp_env_blk_free(&block); 5512 __kmp_str_buf_free(&buffer); 5513 5514 __kmp_printf("\n"); 5515 5516 } // __kmp_env_print_2 5517 #endif // OMP_40_ENABLED 5518 5519 // end of file 5520