1 /* 2 * kmp_settings.cpp -- Initialize environment variables 3 */ 4 5 //===----------------------------------------------------------------------===// 6 // 7 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 8 // See https://llvm.org/LICENSE.txt for license information. 9 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 10 // 11 //===----------------------------------------------------------------------===// 12 13 #include "kmp.h" 14 #include "kmp_affinity.h" 15 #include "kmp_atomic.h" 16 #if KMP_USE_HIER_SCHED 17 #include "kmp_dispatch_hier.h" 18 #endif 19 #include "kmp_environment.h" 20 #include "kmp_i18n.h" 21 #include "kmp_io.h" 22 #include "kmp_itt.h" 23 #include "kmp_lock.h" 24 #include "kmp_settings.h" 25 #include "kmp_str.h" 26 #include "kmp_wrapper_getpid.h" 27 #include <ctype.h> // toupper() 28 29 static int __kmp_env_toPrint(char const *name, int flag); 30 31 bool __kmp_env_format = 0; // 0 - old format; 1 - new format 32 33 // ----------------------------------------------------------------------------- 34 // Helper string functions. Subject to move to kmp_str. 35 36 #ifdef USE_LOAD_BALANCE 37 static double __kmp_convert_to_double(char const *s) { 38 double result; 39 40 if (KMP_SSCANF(s, "%lf", &result) < 1) { 41 result = 0.0; 42 } 43 44 return result; 45 } 46 #endif 47 48 #ifdef KMP_DEBUG 49 static unsigned int __kmp_readstr_with_sentinel(char *dest, char const *src, 50 size_t len, char sentinel) { 51 unsigned int i; 52 for (i = 0; i < len; i++) { 53 if ((*src == '\0') || (*src == sentinel)) { 54 break; 55 } 56 *(dest++) = *(src++); 57 } 58 *dest = '\0'; 59 return i; 60 } 61 #endif 62 63 static int __kmp_match_with_sentinel(char const *a, char const *b, size_t len, 64 char sentinel) { 65 size_t l = 0; 66 67 if (a == NULL) 68 a = ""; 69 if (b == NULL) 70 b = ""; 71 while (*a && *b && *b != sentinel) { 72 char ca = *a, cb = *b; 73 74 if (ca >= 'a' && ca <= 'z') 75 ca -= 'a' - 'A'; 76 if (cb >= 'a' && cb <= 'z') 77 cb -= 'a' - 'A'; 78 if (ca != cb) 79 return FALSE; 80 ++l; 81 ++a; 82 ++b; 83 } 84 return l >= len; 85 } 86 87 // Expected usage: 88 // token is the token to check for. 89 // buf is the string being parsed. 90 // *end returns the char after the end of the token. 91 // it is not modified unless a match occurs. 92 // 93 // Example 1: 94 // 95 // if (__kmp_match_str("token", buf, *end) { 96 // <do something> 97 // buf = end; 98 // } 99 // 100 // Example 2: 101 // 102 // if (__kmp_match_str("token", buf, *end) { 103 // char *save = **end; 104 // **end = sentinel; 105 // <use any of the __kmp*_with_sentinel() functions> 106 // **end = save; 107 // buf = end; 108 // } 109 110 static int __kmp_match_str(char const *token, char const *buf, 111 const char **end) { 112 113 KMP_ASSERT(token != NULL); 114 KMP_ASSERT(buf != NULL); 115 KMP_ASSERT(end != NULL); 116 117 while (*token && *buf) { 118 char ct = *token, cb = *buf; 119 120 if (ct >= 'a' && ct <= 'z') 121 ct -= 'a' - 'A'; 122 if (cb >= 'a' && cb <= 'z') 123 cb -= 'a' - 'A'; 124 if (ct != cb) 125 return FALSE; 126 ++token; 127 ++buf; 128 } 129 if (*token) { 130 return FALSE; 131 } 132 *end = buf; 133 return TRUE; 134 } 135 136 #if KMP_OS_DARWIN 137 static size_t __kmp_round4k(size_t size) { 138 size_t _4k = 4 * 1024; 139 if (size & (_4k - 1)) { 140 size &= ~(_4k - 1); 141 if (size <= KMP_SIZE_T_MAX - _4k) { 142 size += _4k; // Round up if there is no overflow. 143 } 144 } 145 return size; 146 } // __kmp_round4k 147 #endif 148 149 /* Here, multipliers are like __kmp_convert_to_seconds, but floating-point 150 values are allowed, and the return value is in milliseconds. The default 151 multiplier is milliseconds. Returns INT_MAX only if the value specified 152 matches "infinit*". Returns -1 if specified string is invalid. */ 153 int __kmp_convert_to_milliseconds(char const *data) { 154 int ret, nvalues, factor; 155 char mult, extra; 156 double value; 157 158 if (data == NULL) 159 return (-1); 160 if (__kmp_str_match("infinit", -1, data)) 161 return (INT_MAX); 162 value = (double)0.0; 163 mult = '\0'; 164 nvalues = KMP_SSCANF(data, "%lf%c%c", &value, &mult, &extra); 165 if (nvalues < 1) 166 return (-1); 167 if (nvalues == 1) 168 mult = '\0'; 169 if (nvalues == 3) 170 return (-1); 171 172 if (value < 0) 173 return (-1); 174 175 switch (mult) { 176 case '\0': 177 /* default is milliseconds */ 178 factor = 1; 179 break; 180 case 's': 181 case 'S': 182 factor = 1000; 183 break; 184 case 'm': 185 case 'M': 186 factor = 1000 * 60; 187 break; 188 case 'h': 189 case 'H': 190 factor = 1000 * 60 * 60; 191 break; 192 case 'd': 193 case 'D': 194 factor = 1000 * 24 * 60 * 60; 195 break; 196 default: 197 return (-1); 198 } 199 200 if (value >= ((INT_MAX - 1) / factor)) 201 ret = INT_MAX - 1; /* Don't allow infinite value here */ 202 else 203 ret = (int)(value * (double)factor); /* truncate to int */ 204 205 return ret; 206 } 207 208 static int __kmp_strcasecmp_with_sentinel(char const *a, char const *b, 209 char sentinel) { 210 if (a == NULL) 211 a = ""; 212 if (b == NULL) 213 b = ""; 214 while (*a && *b && *b != sentinel) { 215 char ca = *a, cb = *b; 216 217 if (ca >= 'a' && ca <= 'z') 218 ca -= 'a' - 'A'; 219 if (cb >= 'a' && cb <= 'z') 220 cb -= 'a' - 'A'; 221 if (ca != cb) 222 return (int)(unsigned char)*a - (int)(unsigned char)*b; 223 ++a; 224 ++b; 225 } 226 return *a ? (*b && *b != sentinel) 227 ? (int)(unsigned char)*a - (int)(unsigned char)*b 228 : 1 229 : (*b && *b != sentinel) ? -1 230 : 0; 231 } 232 233 // ============================================================================= 234 // Table structures and helper functions. 235 236 typedef struct __kmp_setting kmp_setting_t; 237 typedef struct __kmp_stg_ss_data kmp_stg_ss_data_t; 238 typedef struct __kmp_stg_wp_data kmp_stg_wp_data_t; 239 typedef struct __kmp_stg_fr_data kmp_stg_fr_data_t; 240 241 typedef void (*kmp_stg_parse_func_t)(char const *name, char const *value, 242 void *data); 243 typedef void (*kmp_stg_print_func_t)(kmp_str_buf_t *buffer, char const *name, 244 void *data); 245 246 struct __kmp_setting { 247 char const *name; // Name of setting (environment variable). 248 kmp_stg_parse_func_t parse; // Parser function. 249 kmp_stg_print_func_t print; // Print function. 250 void *data; // Data passed to parser and printer. 251 int set; // Variable set during this "session" 252 // (__kmp_env_initialize() or kmp_set_defaults() call). 253 int defined; // Variable set in any "session". 254 }; // struct __kmp_setting 255 256 struct __kmp_stg_ss_data { 257 size_t factor; // Default factor: 1 for KMP_STACKSIZE, 1024 for others. 258 kmp_setting_t **rivals; // Array of pointers to rivals (including itself). 259 }; // struct __kmp_stg_ss_data 260 261 struct __kmp_stg_wp_data { 262 int omp; // 0 -- KMP_LIBRARY, 1 -- OMP_WAIT_POLICY. 263 kmp_setting_t **rivals; // Array of pointers to rivals (including itself). 264 }; // struct __kmp_stg_wp_data 265 266 struct __kmp_stg_fr_data { 267 int force; // 0 -- KMP_DETERMINISTIC_REDUCTION, 1 -- KMP_FORCE_REDUCTION. 268 kmp_setting_t **rivals; // Array of pointers to rivals (including itself). 269 }; // struct __kmp_stg_fr_data 270 271 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found. 272 char const *name, // Name of variable. 273 char const *value, // Value of the variable. 274 kmp_setting_t **rivals // List of rival settings (must include current one). 275 ); 276 277 // ----------------------------------------------------------------------------- 278 // Helper parse functions. 279 280 static void __kmp_stg_parse_bool(char const *name, char const *value, 281 int *out) { 282 if (__kmp_str_match_true(value)) { 283 *out = TRUE; 284 } else if (__kmp_str_match_false(value)) { 285 *out = FALSE; 286 } else { 287 __kmp_msg(kmp_ms_warning, KMP_MSG(BadBoolValue, name, value), 288 KMP_HNT(ValidBoolValues), __kmp_msg_null); 289 } 290 } // __kmp_stg_parse_bool 291 292 // placed here in order to use __kmp_round4k static function 293 void __kmp_check_stksize(size_t *val) { 294 // if system stack size is too big then limit the size for worker threads 295 if (*val > KMP_DEFAULT_STKSIZE * 16) // just a heuristics... 296 *val = KMP_DEFAULT_STKSIZE * 16; 297 if (*val < KMP_MIN_STKSIZE) 298 *val = KMP_MIN_STKSIZE; 299 if (*val > KMP_MAX_STKSIZE) 300 *val = KMP_MAX_STKSIZE; // dead code currently, but may work in future 301 #if KMP_OS_DARWIN 302 *val = __kmp_round4k(*val); 303 #endif // KMP_OS_DARWIN 304 } 305 306 static void __kmp_stg_parse_size(char const *name, char const *value, 307 size_t size_min, size_t size_max, 308 int *is_specified, size_t *out, 309 size_t factor) { 310 char const *msg = NULL; 311 #if KMP_OS_DARWIN 312 size_min = __kmp_round4k(size_min); 313 size_max = __kmp_round4k(size_max); 314 #endif // KMP_OS_DARWIN 315 if (value) { 316 if (is_specified != NULL) { 317 *is_specified = 1; 318 } 319 __kmp_str_to_size(value, out, factor, &msg); 320 if (msg == NULL) { 321 if (*out > size_max) { 322 *out = size_max; 323 msg = KMP_I18N_STR(ValueTooLarge); 324 } else if (*out < size_min) { 325 *out = size_min; 326 msg = KMP_I18N_STR(ValueTooSmall); 327 } else { 328 #if KMP_OS_DARWIN 329 size_t round4k = __kmp_round4k(*out); 330 if (*out != round4k) { 331 *out = round4k; 332 msg = KMP_I18N_STR(NotMultiple4K); 333 } 334 #endif 335 } 336 } else { 337 // If integer overflow occurred, * out == KMP_SIZE_T_MAX. Cut it to 338 // size_max silently. 339 if (*out < size_min) { 340 *out = size_max; 341 } else if (*out > size_max) { 342 *out = size_max; 343 } 344 } 345 if (msg != NULL) { 346 // Message is not empty. Print warning. 347 kmp_str_buf_t buf; 348 __kmp_str_buf_init(&buf); 349 __kmp_str_buf_print_size(&buf, *out); 350 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 351 KMP_INFORM(Using_str_Value, name, buf.str); 352 __kmp_str_buf_free(&buf); 353 } 354 } 355 } // __kmp_stg_parse_size 356 357 static void __kmp_stg_parse_str(char const *name, char const *value, 358 char **out) { 359 __kmp_str_free(out); 360 *out = __kmp_str_format("%s", value); 361 } // __kmp_stg_parse_str 362 363 static void __kmp_stg_parse_int( 364 char const 365 *name, // I: Name of environment variable (used in warning messages). 366 char const *value, // I: Value of environment variable to parse. 367 int min, // I: Minimum allowed value. 368 int max, // I: Maximum allowed value. 369 int *out // O: Output (parsed) value. 370 ) { 371 char const *msg = NULL; 372 kmp_uint64 uint = *out; 373 __kmp_str_to_uint(value, &uint, &msg); 374 if (msg == NULL) { 375 if (uint < (unsigned int)min) { 376 msg = KMP_I18N_STR(ValueTooSmall); 377 uint = min; 378 } else if (uint > (unsigned int)max) { 379 msg = KMP_I18N_STR(ValueTooLarge); 380 uint = max; 381 } 382 } else { 383 // If overflow occurred msg contains error message and uint is very big. Cut 384 // tmp it to INT_MAX. 385 if (uint < (unsigned int)min) { 386 uint = min; 387 } else if (uint > (unsigned int)max) { 388 uint = max; 389 } 390 } 391 if (msg != NULL) { 392 // Message is not empty. Print warning. 393 kmp_str_buf_t buf; 394 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 395 __kmp_str_buf_init(&buf); 396 __kmp_str_buf_print(&buf, "%" KMP_UINT64_SPEC "", uint); 397 KMP_INFORM(Using_uint64_Value, name, buf.str); 398 __kmp_str_buf_free(&buf); 399 } 400 __kmp_type_convert(uint, out); 401 } // __kmp_stg_parse_int 402 403 #if KMP_DEBUG_ADAPTIVE_LOCKS 404 static void __kmp_stg_parse_file(char const *name, char const *value, 405 const char *suffix, char **out) { 406 char buffer[256]; 407 char *t; 408 int hasSuffix; 409 __kmp_str_free(out); 410 t = (char *)strrchr(value, '.'); 411 hasSuffix = t && __kmp_str_eqf(t, suffix); 412 t = __kmp_str_format("%s%s", value, hasSuffix ? "" : suffix); 413 __kmp_expand_file_name(buffer, sizeof(buffer), t); 414 __kmp_str_free(&t); 415 *out = __kmp_str_format("%s", buffer); 416 } // __kmp_stg_parse_file 417 #endif 418 419 #ifdef KMP_DEBUG 420 static char *par_range_to_print = NULL; 421 422 static void __kmp_stg_parse_par_range(char const *name, char const *value, 423 int *out_range, char *out_routine, 424 char *out_file, int *out_lb, 425 int *out_ub) { 426 size_t len = KMP_STRLEN(value) + 1; 427 par_range_to_print = (char *)KMP_INTERNAL_MALLOC(len + 1); 428 KMP_STRNCPY_S(par_range_to_print, len + 1, value, len + 1); 429 __kmp_par_range = +1; 430 __kmp_par_range_lb = 0; 431 __kmp_par_range_ub = INT_MAX; 432 for (;;) { 433 unsigned int len; 434 if (*value == '\0') { 435 break; 436 } 437 if (!__kmp_strcasecmp_with_sentinel("routine", value, '=')) { 438 value = strchr(value, '=') + 1; 439 len = __kmp_readstr_with_sentinel(out_routine, value, 440 KMP_PAR_RANGE_ROUTINE_LEN - 1, ','); 441 if (len == 0) { 442 goto par_range_error; 443 } 444 value = strchr(value, ','); 445 if (value != NULL) { 446 value++; 447 } 448 continue; 449 } 450 if (!__kmp_strcasecmp_with_sentinel("filename", value, '=')) { 451 value = strchr(value, '=') + 1; 452 len = __kmp_readstr_with_sentinel(out_file, value, 453 KMP_PAR_RANGE_FILENAME_LEN - 1, ','); 454 if (len == 0) { 455 goto par_range_error; 456 } 457 value = strchr(value, ','); 458 if (value != NULL) { 459 value++; 460 } 461 continue; 462 } 463 if ((!__kmp_strcasecmp_with_sentinel("range", value, '=')) || 464 (!__kmp_strcasecmp_with_sentinel("incl_range", value, '='))) { 465 value = strchr(value, '=') + 1; 466 if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) { 467 goto par_range_error; 468 } 469 *out_range = +1; 470 value = strchr(value, ','); 471 if (value != NULL) { 472 value++; 473 } 474 continue; 475 } 476 if (!__kmp_strcasecmp_with_sentinel("excl_range", value, '=')) { 477 value = strchr(value, '=') + 1; 478 if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) { 479 goto par_range_error; 480 } 481 *out_range = -1; 482 value = strchr(value, ','); 483 if (value != NULL) { 484 value++; 485 } 486 continue; 487 } 488 par_range_error: 489 KMP_WARNING(ParRangeSyntax, name); 490 __kmp_par_range = 0; 491 break; 492 } 493 } // __kmp_stg_parse_par_range 494 #endif 495 496 int __kmp_initial_threads_capacity(int req_nproc) { 497 int nth = 32; 498 499 /* MIN( MAX( 32, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ), 500 * __kmp_max_nth) */ 501 if (nth < (4 * req_nproc)) 502 nth = (4 * req_nproc); 503 if (nth < (4 * __kmp_xproc)) 504 nth = (4 * __kmp_xproc); 505 506 // If hidden helper task is enabled, we initialize the thread capacity with 507 // extra __kmp_hidden_helper_threads_num. 508 if (__kmp_enable_hidden_helper) { 509 nth += __kmp_hidden_helper_threads_num; 510 } 511 512 if (nth > __kmp_max_nth) 513 nth = __kmp_max_nth; 514 515 return nth; 516 } 517 518 int __kmp_default_tp_capacity(int req_nproc, int max_nth, 519 int all_threads_specified) { 520 int nth = 128; 521 522 if (all_threads_specified) 523 return max_nth; 524 /* MIN( MAX (128, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ), 525 * __kmp_max_nth ) */ 526 if (nth < (4 * req_nproc)) 527 nth = (4 * req_nproc); 528 if (nth < (4 * __kmp_xproc)) 529 nth = (4 * __kmp_xproc); 530 531 if (nth > __kmp_max_nth) 532 nth = __kmp_max_nth; 533 534 return nth; 535 } 536 537 // ----------------------------------------------------------------------------- 538 // Helper print functions. 539 540 static void __kmp_stg_print_bool(kmp_str_buf_t *buffer, char const *name, 541 int value) { 542 if (__kmp_env_format) { 543 KMP_STR_BUF_PRINT_BOOL; 544 } else { 545 __kmp_str_buf_print(buffer, " %s=%s\n", name, value ? "true" : "false"); 546 } 547 } // __kmp_stg_print_bool 548 549 static void __kmp_stg_print_int(kmp_str_buf_t *buffer, char const *name, 550 int value) { 551 if (__kmp_env_format) { 552 KMP_STR_BUF_PRINT_INT; 553 } else { 554 __kmp_str_buf_print(buffer, " %s=%d\n", name, value); 555 } 556 } // __kmp_stg_print_int 557 558 static void __kmp_stg_print_uint64(kmp_str_buf_t *buffer, char const *name, 559 kmp_uint64 value) { 560 if (__kmp_env_format) { 561 KMP_STR_BUF_PRINT_UINT64; 562 } else { 563 __kmp_str_buf_print(buffer, " %s=%" KMP_UINT64_SPEC "\n", name, value); 564 } 565 } // __kmp_stg_print_uint64 566 567 static void __kmp_stg_print_str(kmp_str_buf_t *buffer, char const *name, 568 char const *value) { 569 if (__kmp_env_format) { 570 KMP_STR_BUF_PRINT_STR; 571 } else { 572 __kmp_str_buf_print(buffer, " %s=%s\n", name, value); 573 } 574 } // __kmp_stg_print_str 575 576 static void __kmp_stg_print_size(kmp_str_buf_t *buffer, char const *name, 577 size_t value) { 578 if (__kmp_env_format) { 579 KMP_STR_BUF_PRINT_NAME_EX(name); 580 __kmp_str_buf_print_size(buffer, value); 581 __kmp_str_buf_print(buffer, "'\n"); 582 } else { 583 __kmp_str_buf_print(buffer, " %s=", name); 584 __kmp_str_buf_print_size(buffer, value); 585 __kmp_str_buf_print(buffer, "\n"); 586 return; 587 } 588 } // __kmp_stg_print_size 589 590 // ============================================================================= 591 // Parse and print functions. 592 593 // ----------------------------------------------------------------------------- 594 // KMP_DEVICE_THREAD_LIMIT, KMP_ALL_THREADS 595 596 static void __kmp_stg_parse_device_thread_limit(char const *name, 597 char const *value, void *data) { 598 kmp_setting_t **rivals = (kmp_setting_t **)data; 599 int rc; 600 if (strcmp(name, "KMP_ALL_THREADS") == 0) { 601 KMP_INFORM(EnvVarDeprecated, name, "KMP_DEVICE_THREAD_LIMIT"); 602 } 603 rc = __kmp_stg_check_rivals(name, value, rivals); 604 if (rc) { 605 return; 606 } 607 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) { 608 __kmp_max_nth = __kmp_xproc; 609 __kmp_allThreadsSpecified = 1; 610 } else { 611 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_max_nth); 612 __kmp_allThreadsSpecified = 0; 613 } 614 K_DIAG(1, ("__kmp_max_nth == %d\n", __kmp_max_nth)); 615 616 } // __kmp_stg_parse_device_thread_limit 617 618 static void __kmp_stg_print_device_thread_limit(kmp_str_buf_t *buffer, 619 char const *name, void *data) { 620 __kmp_stg_print_int(buffer, name, __kmp_max_nth); 621 } // __kmp_stg_print_device_thread_limit 622 623 // ----------------------------------------------------------------------------- 624 // OMP_THREAD_LIMIT 625 static void __kmp_stg_parse_thread_limit(char const *name, char const *value, 626 void *data) { 627 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_cg_max_nth); 628 K_DIAG(1, ("__kmp_cg_max_nth == %d\n", __kmp_cg_max_nth)); 629 630 } // __kmp_stg_parse_thread_limit 631 632 static void __kmp_stg_print_thread_limit(kmp_str_buf_t *buffer, 633 char const *name, void *data) { 634 __kmp_stg_print_int(buffer, name, __kmp_cg_max_nth); 635 } // __kmp_stg_print_thread_limit 636 637 // ----------------------------------------------------------------------------- 638 // OMP_NUM_TEAMS 639 static void __kmp_stg_parse_nteams(char const *name, char const *value, 640 void *data) { 641 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_nteams); 642 K_DIAG(1, ("__kmp_nteams == %d\n", __kmp_nteams)); 643 } // __kmp_stg_parse_nteams 644 645 static void __kmp_stg_print_nteams(kmp_str_buf_t *buffer, char const *name, 646 void *data) { 647 __kmp_stg_print_int(buffer, name, __kmp_nteams); 648 } // __kmp_stg_print_nteams 649 650 // ----------------------------------------------------------------------------- 651 // OMP_TEAMS_THREAD_LIMIT 652 static void __kmp_stg_parse_teams_th_limit(char const *name, char const *value, 653 void *data) { 654 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, 655 &__kmp_teams_thread_limit); 656 K_DIAG(1, ("__kmp_teams_thread_limit == %d\n", __kmp_teams_thread_limit)); 657 } // __kmp_stg_parse_teams_th_limit 658 659 static void __kmp_stg_print_teams_th_limit(kmp_str_buf_t *buffer, 660 char const *name, void *data) { 661 __kmp_stg_print_int(buffer, name, __kmp_teams_thread_limit); 662 } // __kmp_stg_print_teams_th_limit 663 664 // ----------------------------------------------------------------------------- 665 // KMP_TEAMS_THREAD_LIMIT 666 static void __kmp_stg_parse_teams_thread_limit(char const *name, 667 char const *value, void *data) { 668 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_teams_max_nth); 669 } // __kmp_stg_teams_thread_limit 670 671 static void __kmp_stg_print_teams_thread_limit(kmp_str_buf_t *buffer, 672 char const *name, void *data) { 673 __kmp_stg_print_int(buffer, name, __kmp_teams_max_nth); 674 } // __kmp_stg_print_teams_thread_limit 675 676 // ----------------------------------------------------------------------------- 677 // KMP_USE_YIELD 678 static void __kmp_stg_parse_use_yield(char const *name, char const *value, 679 void *data) { 680 __kmp_stg_parse_int(name, value, 0, 2, &__kmp_use_yield); 681 __kmp_use_yield_exp_set = 1; 682 } // __kmp_stg_parse_use_yield 683 684 static void __kmp_stg_print_use_yield(kmp_str_buf_t *buffer, char const *name, 685 void *data) { 686 __kmp_stg_print_int(buffer, name, __kmp_use_yield); 687 } // __kmp_stg_print_use_yield 688 689 // ----------------------------------------------------------------------------- 690 // KMP_BLOCKTIME 691 692 static void __kmp_stg_parse_blocktime(char const *name, char const *value, 693 void *data) { 694 __kmp_dflt_blocktime = __kmp_convert_to_milliseconds(value); 695 if (__kmp_dflt_blocktime < 0) { 696 __kmp_dflt_blocktime = KMP_DEFAULT_BLOCKTIME; 697 __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidValue, name, value), 698 __kmp_msg_null); 699 KMP_INFORM(Using_int_Value, name, __kmp_dflt_blocktime); 700 __kmp_env_blocktime = FALSE; // Revert to default as if var not set. 701 } else { 702 if (__kmp_dflt_blocktime < KMP_MIN_BLOCKTIME) { 703 __kmp_dflt_blocktime = KMP_MIN_BLOCKTIME; 704 __kmp_msg(kmp_ms_warning, KMP_MSG(SmallValue, name, value), 705 __kmp_msg_null); 706 KMP_INFORM(MinValueUsing, name, __kmp_dflt_blocktime); 707 } else if (__kmp_dflt_blocktime > KMP_MAX_BLOCKTIME) { 708 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME; 709 __kmp_msg(kmp_ms_warning, KMP_MSG(LargeValue, name, value), 710 __kmp_msg_null); 711 KMP_INFORM(MaxValueUsing, name, __kmp_dflt_blocktime); 712 } 713 __kmp_env_blocktime = TRUE; // KMP_BLOCKTIME was specified. 714 } 715 #if KMP_USE_MONITOR 716 // calculate number of monitor thread wakeup intervals corresponding to 717 // blocktime. 718 __kmp_monitor_wakeups = 719 KMP_WAKEUPS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups); 720 __kmp_bt_intervals = 721 KMP_INTERVALS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups); 722 #endif 723 K_DIAG(1, ("__kmp_env_blocktime == %d\n", __kmp_env_blocktime)); 724 if (__kmp_env_blocktime) { 725 K_DIAG(1, ("__kmp_dflt_blocktime == %d\n", __kmp_dflt_blocktime)); 726 } 727 } // __kmp_stg_parse_blocktime 728 729 static void __kmp_stg_print_blocktime(kmp_str_buf_t *buffer, char const *name, 730 void *data) { 731 __kmp_stg_print_int(buffer, name, __kmp_dflt_blocktime); 732 } // __kmp_stg_print_blocktime 733 734 // ----------------------------------------------------------------------------- 735 // KMP_DUPLICATE_LIB_OK 736 737 static void __kmp_stg_parse_duplicate_lib_ok(char const *name, 738 char const *value, void *data) { 739 /* actually this variable is not supported, put here for compatibility with 740 earlier builds and for static/dynamic combination */ 741 __kmp_stg_parse_bool(name, value, &__kmp_duplicate_library_ok); 742 } // __kmp_stg_parse_duplicate_lib_ok 743 744 static void __kmp_stg_print_duplicate_lib_ok(kmp_str_buf_t *buffer, 745 char const *name, void *data) { 746 __kmp_stg_print_bool(buffer, name, __kmp_duplicate_library_ok); 747 } // __kmp_stg_print_duplicate_lib_ok 748 749 // ----------------------------------------------------------------------------- 750 // KMP_INHERIT_FP_CONTROL 751 752 #if KMP_ARCH_X86 || KMP_ARCH_X86_64 753 754 static void __kmp_stg_parse_inherit_fp_control(char const *name, 755 char const *value, void *data) { 756 __kmp_stg_parse_bool(name, value, &__kmp_inherit_fp_control); 757 } // __kmp_stg_parse_inherit_fp_control 758 759 static void __kmp_stg_print_inherit_fp_control(kmp_str_buf_t *buffer, 760 char const *name, void *data) { 761 #if KMP_DEBUG 762 __kmp_stg_print_bool(buffer, name, __kmp_inherit_fp_control); 763 #endif /* KMP_DEBUG */ 764 } // __kmp_stg_print_inherit_fp_control 765 766 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */ 767 768 // Used for OMP_WAIT_POLICY 769 static char const *blocktime_str = NULL; 770 771 // ----------------------------------------------------------------------------- 772 // KMP_LIBRARY, OMP_WAIT_POLICY 773 774 static void __kmp_stg_parse_wait_policy(char const *name, char const *value, 775 void *data) { 776 777 kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data; 778 int rc; 779 780 rc = __kmp_stg_check_rivals(name, value, wait->rivals); 781 if (rc) { 782 return; 783 } 784 785 if (wait->omp) { 786 if (__kmp_str_match("ACTIVE", 1, value)) { 787 __kmp_library = library_turnaround; 788 if (blocktime_str == NULL) { 789 // KMP_BLOCKTIME not specified, so set default to "infinite". 790 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME; 791 } 792 } else if (__kmp_str_match("PASSIVE", 1, value)) { 793 __kmp_library = library_throughput; 794 if (blocktime_str == NULL) { 795 // KMP_BLOCKTIME not specified, so set default to 0. 796 __kmp_dflt_blocktime = 0; 797 } 798 } else { 799 KMP_WARNING(StgInvalidValue, name, value); 800 } 801 } else { 802 if (__kmp_str_match("serial", 1, value)) { /* S */ 803 __kmp_library = library_serial; 804 } else if (__kmp_str_match("throughput", 2, value)) { /* TH */ 805 __kmp_library = library_throughput; 806 if (blocktime_str == NULL) { 807 // KMP_BLOCKTIME not specified, so set default to 0. 808 __kmp_dflt_blocktime = 0; 809 } 810 } else if (__kmp_str_match("turnaround", 2, value)) { /* TU */ 811 __kmp_library = library_turnaround; 812 } else if (__kmp_str_match("dedicated", 1, value)) { /* D */ 813 __kmp_library = library_turnaround; 814 } else if (__kmp_str_match("multiuser", 1, value)) { /* M */ 815 __kmp_library = library_throughput; 816 if (blocktime_str == NULL) { 817 // KMP_BLOCKTIME not specified, so set default to 0. 818 __kmp_dflt_blocktime = 0; 819 } 820 } else { 821 KMP_WARNING(StgInvalidValue, name, value); 822 } 823 } 824 } // __kmp_stg_parse_wait_policy 825 826 static void __kmp_stg_print_wait_policy(kmp_str_buf_t *buffer, char const *name, 827 void *data) { 828 829 kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data; 830 char const *value = NULL; 831 832 if (wait->omp) { 833 switch (__kmp_library) { 834 case library_turnaround: { 835 value = "ACTIVE"; 836 } break; 837 case library_throughput: { 838 value = "PASSIVE"; 839 } break; 840 } 841 } else { 842 switch (__kmp_library) { 843 case library_serial: { 844 value = "serial"; 845 } break; 846 case library_turnaround: { 847 value = "turnaround"; 848 } break; 849 case library_throughput: { 850 value = "throughput"; 851 } break; 852 } 853 } 854 if (value != NULL) { 855 __kmp_stg_print_str(buffer, name, value); 856 } 857 858 } // __kmp_stg_print_wait_policy 859 860 #if KMP_USE_MONITOR 861 // ----------------------------------------------------------------------------- 862 // KMP_MONITOR_STACKSIZE 863 864 static void __kmp_stg_parse_monitor_stacksize(char const *name, 865 char const *value, void *data) { 866 __kmp_stg_parse_size(name, value, __kmp_sys_min_stksize, KMP_MAX_STKSIZE, 867 NULL, &__kmp_monitor_stksize, 1); 868 } // __kmp_stg_parse_monitor_stacksize 869 870 static void __kmp_stg_print_monitor_stacksize(kmp_str_buf_t *buffer, 871 char const *name, void *data) { 872 if (__kmp_env_format) { 873 if (__kmp_monitor_stksize > 0) 874 KMP_STR_BUF_PRINT_NAME_EX(name); 875 else 876 KMP_STR_BUF_PRINT_NAME; 877 } else { 878 __kmp_str_buf_print(buffer, " %s", name); 879 } 880 if (__kmp_monitor_stksize > 0) { 881 __kmp_str_buf_print_size(buffer, __kmp_monitor_stksize); 882 } else { 883 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 884 } 885 if (__kmp_env_format && __kmp_monitor_stksize) { 886 __kmp_str_buf_print(buffer, "'\n"); 887 } 888 } // __kmp_stg_print_monitor_stacksize 889 #endif // KMP_USE_MONITOR 890 891 // ----------------------------------------------------------------------------- 892 // KMP_SETTINGS 893 894 static void __kmp_stg_parse_settings(char const *name, char const *value, 895 void *data) { 896 __kmp_stg_parse_bool(name, value, &__kmp_settings); 897 } // __kmp_stg_parse_settings 898 899 static void __kmp_stg_print_settings(kmp_str_buf_t *buffer, char const *name, 900 void *data) { 901 __kmp_stg_print_bool(buffer, name, __kmp_settings); 902 } // __kmp_stg_print_settings 903 904 // ----------------------------------------------------------------------------- 905 // KMP_STACKPAD 906 907 static void __kmp_stg_parse_stackpad(char const *name, char const *value, 908 void *data) { 909 __kmp_stg_parse_int(name, // Env var name 910 value, // Env var value 911 KMP_MIN_STKPADDING, // Min value 912 KMP_MAX_STKPADDING, // Max value 913 &__kmp_stkpadding // Var to initialize 914 ); 915 } // __kmp_stg_parse_stackpad 916 917 static void __kmp_stg_print_stackpad(kmp_str_buf_t *buffer, char const *name, 918 void *data) { 919 __kmp_stg_print_int(buffer, name, __kmp_stkpadding); 920 } // __kmp_stg_print_stackpad 921 922 // ----------------------------------------------------------------------------- 923 // KMP_STACKOFFSET 924 925 static void __kmp_stg_parse_stackoffset(char const *name, char const *value, 926 void *data) { 927 __kmp_stg_parse_size(name, // Env var name 928 value, // Env var value 929 KMP_MIN_STKOFFSET, // Min value 930 KMP_MAX_STKOFFSET, // Max value 931 NULL, // 932 &__kmp_stkoffset, // Var to initialize 933 1); 934 } // __kmp_stg_parse_stackoffset 935 936 static void __kmp_stg_print_stackoffset(kmp_str_buf_t *buffer, char const *name, 937 void *data) { 938 __kmp_stg_print_size(buffer, name, __kmp_stkoffset); 939 } // __kmp_stg_print_stackoffset 940 941 // ----------------------------------------------------------------------------- 942 // KMP_STACKSIZE, OMP_STACKSIZE, GOMP_STACKSIZE 943 944 static void __kmp_stg_parse_stacksize(char const *name, char const *value, 945 void *data) { 946 947 kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data; 948 int rc; 949 950 rc = __kmp_stg_check_rivals(name, value, stacksize->rivals); 951 if (rc) { 952 return; 953 } 954 __kmp_stg_parse_size(name, // Env var name 955 value, // Env var value 956 __kmp_sys_min_stksize, // Min value 957 KMP_MAX_STKSIZE, // Max value 958 &__kmp_env_stksize, // 959 &__kmp_stksize, // Var to initialize 960 stacksize->factor); 961 962 } // __kmp_stg_parse_stacksize 963 964 // This function is called for printing both KMP_STACKSIZE (factor is 1) and 965 // OMP_STACKSIZE (factor is 1024). Currently it is not possible to print 966 // OMP_STACKSIZE value in bytes. We can consider adding this possibility by a 967 // customer request in future. 968 static void __kmp_stg_print_stacksize(kmp_str_buf_t *buffer, char const *name, 969 void *data) { 970 kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data; 971 if (__kmp_env_format) { 972 KMP_STR_BUF_PRINT_NAME_EX(name); 973 __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024) 974 ? __kmp_stksize / stacksize->factor 975 : __kmp_stksize); 976 __kmp_str_buf_print(buffer, "'\n"); 977 } else { 978 __kmp_str_buf_print(buffer, " %s=", name); 979 __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024) 980 ? __kmp_stksize / stacksize->factor 981 : __kmp_stksize); 982 __kmp_str_buf_print(buffer, "\n"); 983 } 984 } // __kmp_stg_print_stacksize 985 986 // ----------------------------------------------------------------------------- 987 // KMP_VERSION 988 989 static void __kmp_stg_parse_version(char const *name, char const *value, 990 void *data) { 991 __kmp_stg_parse_bool(name, value, &__kmp_version); 992 } // __kmp_stg_parse_version 993 994 static void __kmp_stg_print_version(kmp_str_buf_t *buffer, char const *name, 995 void *data) { 996 __kmp_stg_print_bool(buffer, name, __kmp_version); 997 } // __kmp_stg_print_version 998 999 // ----------------------------------------------------------------------------- 1000 // KMP_WARNINGS 1001 1002 static void __kmp_stg_parse_warnings(char const *name, char const *value, 1003 void *data) { 1004 __kmp_stg_parse_bool(name, value, &__kmp_generate_warnings); 1005 if (__kmp_generate_warnings != kmp_warnings_off) { 1006 // AC: only 0/1 values documented, so reset to explicit to distinguish from 1007 // default setting 1008 __kmp_generate_warnings = kmp_warnings_explicit; 1009 } 1010 } // __kmp_stg_parse_warnings 1011 1012 static void __kmp_stg_print_warnings(kmp_str_buf_t *buffer, char const *name, 1013 void *data) { 1014 // AC: TODO: change to print_int? (needs documentation change) 1015 __kmp_stg_print_bool(buffer, name, __kmp_generate_warnings); 1016 } // __kmp_stg_print_warnings 1017 1018 // ----------------------------------------------------------------------------- 1019 // OMP_NESTED, OMP_NUM_THREADS 1020 1021 static void __kmp_stg_parse_nested(char const *name, char const *value, 1022 void *data) { 1023 int nested; 1024 KMP_INFORM(EnvVarDeprecated, name, "OMP_MAX_ACTIVE_LEVELS"); 1025 __kmp_stg_parse_bool(name, value, &nested); 1026 if (nested) { 1027 if (!__kmp_dflt_max_active_levels_set) 1028 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT; 1029 } else { // nesting explicitly turned off 1030 __kmp_dflt_max_active_levels = 1; 1031 __kmp_dflt_max_active_levels_set = true; 1032 } 1033 } // __kmp_stg_parse_nested 1034 1035 static void __kmp_stg_print_nested(kmp_str_buf_t *buffer, char const *name, 1036 void *data) { 1037 if (__kmp_env_format) { 1038 KMP_STR_BUF_PRINT_NAME; 1039 } else { 1040 __kmp_str_buf_print(buffer, " %s", name); 1041 } 1042 __kmp_str_buf_print(buffer, ": deprecated; max-active-levels-var=%d\n", 1043 __kmp_dflt_max_active_levels); 1044 } // __kmp_stg_print_nested 1045 1046 static void __kmp_parse_nested_num_threads(const char *var, const char *env, 1047 kmp_nested_nthreads_t *nth_array) { 1048 const char *next = env; 1049 const char *scan = next; 1050 1051 int total = 0; // Count elements that were set. It'll be used as an array size 1052 int prev_comma = FALSE; // For correct processing sequential commas 1053 1054 // Count the number of values in the env. var string 1055 for (;;) { 1056 SKIP_WS(next); 1057 1058 if (*next == '\0') { 1059 break; 1060 } 1061 // Next character is not an integer or not a comma => end of list 1062 if (((*next < '0') || (*next > '9')) && (*next != ',')) { 1063 KMP_WARNING(NthSyntaxError, var, env); 1064 return; 1065 } 1066 // The next character is ',' 1067 if (*next == ',') { 1068 // ',' is the first character 1069 if (total == 0 || prev_comma) { 1070 total++; 1071 } 1072 prev_comma = TRUE; 1073 next++; // skip ',' 1074 SKIP_WS(next); 1075 } 1076 // Next character is a digit 1077 if (*next >= '0' && *next <= '9') { 1078 prev_comma = FALSE; 1079 SKIP_DIGITS(next); 1080 total++; 1081 const char *tmp = next; 1082 SKIP_WS(tmp); 1083 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) { 1084 KMP_WARNING(NthSpacesNotAllowed, var, env); 1085 return; 1086 } 1087 } 1088 } 1089 if (!__kmp_dflt_max_active_levels_set && total > 1) 1090 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT; 1091 KMP_DEBUG_ASSERT(total > 0); 1092 if (total <= 0) { 1093 KMP_WARNING(NthSyntaxError, var, env); 1094 return; 1095 } 1096 1097 // Check if the nested nthreads array exists 1098 if (!nth_array->nth) { 1099 // Allocate an array of double size 1100 nth_array->nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int) * total * 2); 1101 if (nth_array->nth == NULL) { 1102 KMP_FATAL(MemoryAllocFailed); 1103 } 1104 nth_array->size = total * 2; 1105 } else { 1106 if (nth_array->size < total) { 1107 // Increase the array size 1108 do { 1109 nth_array->size *= 2; 1110 } while (nth_array->size < total); 1111 1112 nth_array->nth = (int *)KMP_INTERNAL_REALLOC( 1113 nth_array->nth, sizeof(int) * nth_array->size); 1114 if (nth_array->nth == NULL) { 1115 KMP_FATAL(MemoryAllocFailed); 1116 } 1117 } 1118 } 1119 nth_array->used = total; 1120 int i = 0; 1121 1122 prev_comma = FALSE; 1123 total = 0; 1124 // Save values in the array 1125 for (;;) { 1126 SKIP_WS(scan); 1127 if (*scan == '\0') { 1128 break; 1129 } 1130 // The next character is ',' 1131 if (*scan == ',') { 1132 // ',' in the beginning of the list 1133 if (total == 0) { 1134 // The value is supposed to be equal to __kmp_avail_proc but it is 1135 // unknown at the moment. 1136 // So let's put a placeholder (#threads = 0) to correct it later. 1137 nth_array->nth[i++] = 0; 1138 total++; 1139 } else if (prev_comma) { 1140 // Num threads is inherited from the previous level 1141 nth_array->nth[i] = nth_array->nth[i - 1]; 1142 i++; 1143 total++; 1144 } 1145 prev_comma = TRUE; 1146 scan++; // skip ',' 1147 SKIP_WS(scan); 1148 } 1149 // Next character is a digit 1150 if (*scan >= '0' && *scan <= '9') { 1151 int num; 1152 const char *buf = scan; 1153 char const *msg = NULL; 1154 prev_comma = FALSE; 1155 SKIP_DIGITS(scan); 1156 total++; 1157 1158 num = __kmp_str_to_int(buf, *scan); 1159 if (num < KMP_MIN_NTH) { 1160 msg = KMP_I18N_STR(ValueTooSmall); 1161 num = KMP_MIN_NTH; 1162 } else if (num > __kmp_sys_max_nth) { 1163 msg = KMP_I18N_STR(ValueTooLarge); 1164 num = __kmp_sys_max_nth; 1165 } 1166 if (msg != NULL) { 1167 // Message is not empty. Print warning. 1168 KMP_WARNING(ParseSizeIntWarn, var, env, msg); 1169 KMP_INFORM(Using_int_Value, var, num); 1170 } 1171 nth_array->nth[i++] = num; 1172 } 1173 } 1174 } 1175 1176 static void __kmp_stg_parse_num_threads(char const *name, char const *value, 1177 void *data) { 1178 // TODO: Remove this option. OMP_NUM_THREADS is a list of positive integers! 1179 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) { 1180 // The array of 1 element 1181 __kmp_nested_nth.nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int)); 1182 __kmp_nested_nth.size = __kmp_nested_nth.used = 1; 1183 __kmp_nested_nth.nth[0] = __kmp_dflt_team_nth = __kmp_dflt_team_nth_ub = 1184 __kmp_xproc; 1185 } else { 1186 __kmp_parse_nested_num_threads(name, value, &__kmp_nested_nth); 1187 if (__kmp_nested_nth.nth) { 1188 __kmp_dflt_team_nth = __kmp_nested_nth.nth[0]; 1189 if (__kmp_dflt_team_nth_ub < __kmp_dflt_team_nth) { 1190 __kmp_dflt_team_nth_ub = __kmp_dflt_team_nth; 1191 } 1192 } 1193 } 1194 K_DIAG(1, ("__kmp_dflt_team_nth == %d\n", __kmp_dflt_team_nth)); 1195 } // __kmp_stg_parse_num_threads 1196 1197 static void __kmp_stg_parse_num_hidden_helper_threads(char const *name, 1198 char const *value, 1199 void *data) { 1200 __kmp_stg_parse_int(name, value, 0, 16, &__kmp_hidden_helper_threads_num); 1201 // If the number of hidden helper threads is zero, we disable hidden helper 1202 // task 1203 if (__kmp_hidden_helper_threads_num == 0) { 1204 __kmp_enable_hidden_helper = FALSE; 1205 } 1206 } // __kmp_stg_parse_num_hidden_helper_threads 1207 1208 static void __kmp_stg_print_num_hidden_helper_threads(kmp_str_buf_t *buffer, 1209 char const *name, 1210 void *data) { 1211 __kmp_stg_print_int(buffer, name, __kmp_hidden_helper_threads_num); 1212 } // __kmp_stg_print_num_hidden_helper_threads 1213 1214 static void __kmp_stg_parse_use_hidden_helper(char const *name, 1215 char const *value, void *data) { 1216 __kmp_stg_parse_bool(name, value, &__kmp_enable_hidden_helper); 1217 #if !KMP_OS_LINUX 1218 __kmp_enable_hidden_helper = FALSE; 1219 K_DIAG(1, 1220 ("__kmp_stg_parse_use_hidden_helper: Disable hidden helper task on " 1221 "non-Linux platform although it is enabled by user explicitly.\n")); 1222 #endif 1223 } // __kmp_stg_parse_use_hidden_helper 1224 1225 static void __kmp_stg_print_use_hidden_helper(kmp_str_buf_t *buffer, 1226 char const *name, void *data) { 1227 __kmp_stg_print_bool(buffer, name, __kmp_enable_hidden_helper); 1228 } // __kmp_stg_print_use_hidden_helper 1229 1230 static void __kmp_stg_print_num_threads(kmp_str_buf_t *buffer, char const *name, 1231 void *data) { 1232 if (__kmp_env_format) { 1233 KMP_STR_BUF_PRINT_NAME; 1234 } else { 1235 __kmp_str_buf_print(buffer, " %s", name); 1236 } 1237 if (__kmp_nested_nth.used) { 1238 kmp_str_buf_t buf; 1239 __kmp_str_buf_init(&buf); 1240 for (int i = 0; i < __kmp_nested_nth.used; i++) { 1241 __kmp_str_buf_print(&buf, "%d", __kmp_nested_nth.nth[i]); 1242 if (i < __kmp_nested_nth.used - 1) { 1243 __kmp_str_buf_print(&buf, ","); 1244 } 1245 } 1246 __kmp_str_buf_print(buffer, "='%s'\n", buf.str); 1247 __kmp_str_buf_free(&buf); 1248 } else { 1249 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 1250 } 1251 } // __kmp_stg_print_num_threads 1252 1253 // ----------------------------------------------------------------------------- 1254 // OpenMP 3.0: KMP_TASKING, OMP_MAX_ACTIVE_LEVELS, 1255 1256 static void __kmp_stg_parse_tasking(char const *name, char const *value, 1257 void *data) { 1258 __kmp_stg_parse_int(name, value, 0, (int)tskm_max, 1259 (int *)&__kmp_tasking_mode); 1260 } // __kmp_stg_parse_tasking 1261 1262 static void __kmp_stg_print_tasking(kmp_str_buf_t *buffer, char const *name, 1263 void *data) { 1264 __kmp_stg_print_int(buffer, name, __kmp_tasking_mode); 1265 } // __kmp_stg_print_tasking 1266 1267 static void __kmp_stg_parse_task_stealing(char const *name, char const *value, 1268 void *data) { 1269 __kmp_stg_parse_int(name, value, 0, 1, 1270 (int *)&__kmp_task_stealing_constraint); 1271 } // __kmp_stg_parse_task_stealing 1272 1273 static void __kmp_stg_print_task_stealing(kmp_str_buf_t *buffer, 1274 char const *name, void *data) { 1275 __kmp_stg_print_int(buffer, name, __kmp_task_stealing_constraint); 1276 } // __kmp_stg_print_task_stealing 1277 1278 static void __kmp_stg_parse_max_active_levels(char const *name, 1279 char const *value, void *data) { 1280 kmp_uint64 tmp_dflt = 0; 1281 char const *msg = NULL; 1282 if (!__kmp_dflt_max_active_levels_set) { 1283 // Don't overwrite __kmp_dflt_max_active_levels if we get an invalid setting 1284 __kmp_str_to_uint(value, &tmp_dflt, &msg); 1285 if (msg != NULL) { // invalid setting; print warning and ignore 1286 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 1287 } else if (tmp_dflt > KMP_MAX_ACTIVE_LEVELS_LIMIT) { 1288 // invalid setting; print warning and ignore 1289 msg = KMP_I18N_STR(ValueTooLarge); 1290 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 1291 } else { // valid setting 1292 __kmp_type_convert(tmp_dflt, &(__kmp_dflt_max_active_levels)); 1293 __kmp_dflt_max_active_levels_set = true; 1294 } 1295 } 1296 } // __kmp_stg_parse_max_active_levels 1297 1298 static void __kmp_stg_print_max_active_levels(kmp_str_buf_t *buffer, 1299 char const *name, void *data) { 1300 __kmp_stg_print_int(buffer, name, __kmp_dflt_max_active_levels); 1301 } // __kmp_stg_print_max_active_levels 1302 1303 // ----------------------------------------------------------------------------- 1304 // OpenMP 4.0: OMP_DEFAULT_DEVICE 1305 static void __kmp_stg_parse_default_device(char const *name, char const *value, 1306 void *data) { 1307 __kmp_stg_parse_int(name, value, 0, KMP_MAX_DEFAULT_DEVICE_LIMIT, 1308 &__kmp_default_device); 1309 } // __kmp_stg_parse_default_device 1310 1311 static void __kmp_stg_print_default_device(kmp_str_buf_t *buffer, 1312 char const *name, void *data) { 1313 __kmp_stg_print_int(buffer, name, __kmp_default_device); 1314 } // __kmp_stg_print_default_device 1315 1316 // ----------------------------------------------------------------------------- 1317 // OpenMP 5.0: OMP_TARGET_OFFLOAD 1318 static void __kmp_stg_parse_target_offload(char const *name, char const *value, 1319 void *data) { 1320 const char *next = value; 1321 const char *scan = next; 1322 1323 __kmp_target_offload = tgt_default; 1324 SKIP_WS(next); 1325 if (*next == '\0') 1326 return; 1327 scan = next; 1328 if (!__kmp_strcasecmp_with_sentinel("mandatory", scan, 0)) { 1329 __kmp_target_offload = tgt_mandatory; 1330 } else if (!__kmp_strcasecmp_with_sentinel("disabled", scan, 0)) { 1331 __kmp_target_offload = tgt_disabled; 1332 } else if (!__kmp_strcasecmp_with_sentinel("default", scan, 0)) { 1333 __kmp_target_offload = tgt_default; 1334 } else { 1335 KMP_WARNING(SyntaxErrorUsing, name, "DEFAULT"); 1336 } 1337 1338 } // __kmp_stg_parse_target_offload 1339 1340 static void __kmp_stg_print_target_offload(kmp_str_buf_t *buffer, 1341 char const *name, void *data) { 1342 const char *value = NULL; 1343 if (__kmp_target_offload == tgt_default) 1344 value = "DEFAULT"; 1345 else if (__kmp_target_offload == tgt_mandatory) 1346 value = "MANDATORY"; 1347 else if (__kmp_target_offload == tgt_disabled) 1348 value = "DISABLED"; 1349 KMP_DEBUG_ASSERT(value); 1350 if (__kmp_env_format) { 1351 KMP_STR_BUF_PRINT_NAME; 1352 } else { 1353 __kmp_str_buf_print(buffer, " %s", name); 1354 } 1355 __kmp_str_buf_print(buffer, "=%s\n", value); 1356 } // __kmp_stg_print_target_offload 1357 1358 // ----------------------------------------------------------------------------- 1359 // OpenMP 4.5: OMP_MAX_TASK_PRIORITY 1360 static void __kmp_stg_parse_max_task_priority(char const *name, 1361 char const *value, void *data) { 1362 __kmp_stg_parse_int(name, value, 0, KMP_MAX_TASK_PRIORITY_LIMIT, 1363 &__kmp_max_task_priority); 1364 } // __kmp_stg_parse_max_task_priority 1365 1366 static void __kmp_stg_print_max_task_priority(kmp_str_buf_t *buffer, 1367 char const *name, void *data) { 1368 __kmp_stg_print_int(buffer, name, __kmp_max_task_priority); 1369 } // __kmp_stg_print_max_task_priority 1370 1371 // KMP_TASKLOOP_MIN_TASKS 1372 // taskloop threshold to switch from recursive to linear tasks creation 1373 static void __kmp_stg_parse_taskloop_min_tasks(char const *name, 1374 char const *value, void *data) { 1375 int tmp; 1376 __kmp_stg_parse_int(name, value, 0, INT_MAX, &tmp); 1377 __kmp_taskloop_min_tasks = tmp; 1378 } // __kmp_stg_parse_taskloop_min_tasks 1379 1380 static void __kmp_stg_print_taskloop_min_tasks(kmp_str_buf_t *buffer, 1381 char const *name, void *data) { 1382 __kmp_stg_print_uint64(buffer, name, __kmp_taskloop_min_tasks); 1383 } // __kmp_stg_print_taskloop_min_tasks 1384 1385 // ----------------------------------------------------------------------------- 1386 // KMP_DISP_NUM_BUFFERS 1387 static void __kmp_stg_parse_disp_buffers(char const *name, char const *value, 1388 void *data) { 1389 if (TCR_4(__kmp_init_serial)) { 1390 KMP_WARNING(EnvSerialWarn, name); 1391 return; 1392 } // read value before serial initialization only 1393 __kmp_stg_parse_int(name, value, KMP_MIN_DISP_NUM_BUFF, KMP_MAX_DISP_NUM_BUFF, 1394 &__kmp_dispatch_num_buffers); 1395 } // __kmp_stg_parse_disp_buffers 1396 1397 static void __kmp_stg_print_disp_buffers(kmp_str_buf_t *buffer, 1398 char const *name, void *data) { 1399 __kmp_stg_print_int(buffer, name, __kmp_dispatch_num_buffers); 1400 } // __kmp_stg_print_disp_buffers 1401 1402 #if KMP_NESTED_HOT_TEAMS 1403 // ----------------------------------------------------------------------------- 1404 // KMP_HOT_TEAMS_MAX_LEVEL, KMP_HOT_TEAMS_MODE 1405 1406 static void __kmp_stg_parse_hot_teams_level(char const *name, char const *value, 1407 void *data) { 1408 if (TCR_4(__kmp_init_parallel)) { 1409 KMP_WARNING(EnvParallelWarn, name); 1410 return; 1411 } // read value before first parallel only 1412 __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT, 1413 &__kmp_hot_teams_max_level); 1414 } // __kmp_stg_parse_hot_teams_level 1415 1416 static void __kmp_stg_print_hot_teams_level(kmp_str_buf_t *buffer, 1417 char const *name, void *data) { 1418 __kmp_stg_print_int(buffer, name, __kmp_hot_teams_max_level); 1419 } // __kmp_stg_print_hot_teams_level 1420 1421 static void __kmp_stg_parse_hot_teams_mode(char const *name, char const *value, 1422 void *data) { 1423 if (TCR_4(__kmp_init_parallel)) { 1424 KMP_WARNING(EnvParallelWarn, name); 1425 return; 1426 } // read value before first parallel only 1427 __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT, 1428 &__kmp_hot_teams_mode); 1429 } // __kmp_stg_parse_hot_teams_mode 1430 1431 static void __kmp_stg_print_hot_teams_mode(kmp_str_buf_t *buffer, 1432 char const *name, void *data) { 1433 __kmp_stg_print_int(buffer, name, __kmp_hot_teams_mode); 1434 } // __kmp_stg_print_hot_teams_mode 1435 1436 #endif // KMP_NESTED_HOT_TEAMS 1437 1438 // ----------------------------------------------------------------------------- 1439 // KMP_HANDLE_SIGNALS 1440 1441 #if KMP_HANDLE_SIGNALS 1442 1443 static void __kmp_stg_parse_handle_signals(char const *name, char const *value, 1444 void *data) { 1445 __kmp_stg_parse_bool(name, value, &__kmp_handle_signals); 1446 } // __kmp_stg_parse_handle_signals 1447 1448 static void __kmp_stg_print_handle_signals(kmp_str_buf_t *buffer, 1449 char const *name, void *data) { 1450 __kmp_stg_print_bool(buffer, name, __kmp_handle_signals); 1451 } // __kmp_stg_print_handle_signals 1452 1453 #endif // KMP_HANDLE_SIGNALS 1454 1455 // ----------------------------------------------------------------------------- 1456 // KMP_X_DEBUG, KMP_DEBUG, KMP_DEBUG_BUF_*, KMP_DIAG 1457 1458 #ifdef KMP_DEBUG 1459 1460 #define KMP_STG_X_DEBUG(x) \ 1461 static void __kmp_stg_parse_##x##_debug(char const *name, char const *value, \ 1462 void *data) { \ 1463 __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_##x##_debug); \ 1464 } /* __kmp_stg_parse_x_debug */ \ 1465 static void __kmp_stg_print_##x##_debug(kmp_str_buf_t *buffer, \ 1466 char const *name, void *data) { \ 1467 __kmp_stg_print_int(buffer, name, kmp_##x##_debug); \ 1468 } /* __kmp_stg_print_x_debug */ 1469 1470 KMP_STG_X_DEBUG(a) 1471 KMP_STG_X_DEBUG(b) 1472 KMP_STG_X_DEBUG(c) 1473 KMP_STG_X_DEBUG(d) 1474 KMP_STG_X_DEBUG(e) 1475 KMP_STG_X_DEBUG(f) 1476 1477 #undef KMP_STG_X_DEBUG 1478 1479 static void __kmp_stg_parse_debug(char const *name, char const *value, 1480 void *data) { 1481 int debug = 0; 1482 __kmp_stg_parse_int(name, value, 0, INT_MAX, &debug); 1483 if (kmp_a_debug < debug) { 1484 kmp_a_debug = debug; 1485 } 1486 if (kmp_b_debug < debug) { 1487 kmp_b_debug = debug; 1488 } 1489 if (kmp_c_debug < debug) { 1490 kmp_c_debug = debug; 1491 } 1492 if (kmp_d_debug < debug) { 1493 kmp_d_debug = debug; 1494 } 1495 if (kmp_e_debug < debug) { 1496 kmp_e_debug = debug; 1497 } 1498 if (kmp_f_debug < debug) { 1499 kmp_f_debug = debug; 1500 } 1501 } // __kmp_stg_parse_debug 1502 1503 static void __kmp_stg_parse_debug_buf(char const *name, char const *value, 1504 void *data) { 1505 __kmp_stg_parse_bool(name, value, &__kmp_debug_buf); 1506 // !!! TODO: Move buffer initialization of of this file! It may works 1507 // incorrectly if KMP_DEBUG_BUF is parsed before KMP_DEBUG_BUF_LINES or 1508 // KMP_DEBUG_BUF_CHARS. 1509 if (__kmp_debug_buf) { 1510 int i; 1511 int elements = __kmp_debug_buf_lines * __kmp_debug_buf_chars; 1512 1513 /* allocate and initialize all entries in debug buffer to empty */ 1514 __kmp_debug_buffer = (char *)__kmp_page_allocate(elements * sizeof(char)); 1515 for (i = 0; i < elements; i += __kmp_debug_buf_chars) 1516 __kmp_debug_buffer[i] = '\0'; 1517 1518 __kmp_debug_count = 0; 1519 } 1520 K_DIAG(1, ("__kmp_debug_buf = %d\n", __kmp_debug_buf)); 1521 } // __kmp_stg_parse_debug_buf 1522 1523 static void __kmp_stg_print_debug_buf(kmp_str_buf_t *buffer, char const *name, 1524 void *data) { 1525 __kmp_stg_print_bool(buffer, name, __kmp_debug_buf); 1526 } // __kmp_stg_print_debug_buf 1527 1528 static void __kmp_stg_parse_debug_buf_atomic(char const *name, 1529 char const *value, void *data) { 1530 __kmp_stg_parse_bool(name, value, &__kmp_debug_buf_atomic); 1531 } // __kmp_stg_parse_debug_buf_atomic 1532 1533 static void __kmp_stg_print_debug_buf_atomic(kmp_str_buf_t *buffer, 1534 char const *name, void *data) { 1535 __kmp_stg_print_bool(buffer, name, __kmp_debug_buf_atomic); 1536 } // __kmp_stg_print_debug_buf_atomic 1537 1538 static void __kmp_stg_parse_debug_buf_chars(char const *name, char const *value, 1539 void *data) { 1540 __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_CHARS_MIN, INT_MAX, 1541 &__kmp_debug_buf_chars); 1542 } // __kmp_stg_debug_parse_buf_chars 1543 1544 static void __kmp_stg_print_debug_buf_chars(kmp_str_buf_t *buffer, 1545 char const *name, void *data) { 1546 __kmp_stg_print_int(buffer, name, __kmp_debug_buf_chars); 1547 } // __kmp_stg_print_debug_buf_chars 1548 1549 static void __kmp_stg_parse_debug_buf_lines(char const *name, char const *value, 1550 void *data) { 1551 __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_LINES_MIN, INT_MAX, 1552 &__kmp_debug_buf_lines); 1553 } // __kmp_stg_parse_debug_buf_lines 1554 1555 static void __kmp_stg_print_debug_buf_lines(kmp_str_buf_t *buffer, 1556 char const *name, void *data) { 1557 __kmp_stg_print_int(buffer, name, __kmp_debug_buf_lines); 1558 } // __kmp_stg_print_debug_buf_lines 1559 1560 static void __kmp_stg_parse_diag(char const *name, char const *value, 1561 void *data) { 1562 __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_diag); 1563 } // __kmp_stg_parse_diag 1564 1565 static void __kmp_stg_print_diag(kmp_str_buf_t *buffer, char const *name, 1566 void *data) { 1567 __kmp_stg_print_int(buffer, name, kmp_diag); 1568 } // __kmp_stg_print_diag 1569 1570 #endif // KMP_DEBUG 1571 1572 // ----------------------------------------------------------------------------- 1573 // KMP_ALIGN_ALLOC 1574 1575 static void __kmp_stg_parse_align_alloc(char const *name, char const *value, 1576 void *data) { 1577 __kmp_stg_parse_size(name, value, CACHE_LINE, INT_MAX, NULL, 1578 &__kmp_align_alloc, 1); 1579 } // __kmp_stg_parse_align_alloc 1580 1581 static void __kmp_stg_print_align_alloc(kmp_str_buf_t *buffer, char const *name, 1582 void *data) { 1583 __kmp_stg_print_size(buffer, name, __kmp_align_alloc); 1584 } // __kmp_stg_print_align_alloc 1585 1586 // ----------------------------------------------------------------------------- 1587 // KMP_PLAIN_BARRIER, KMP_FORKJOIN_BARRIER, KMP_REDUCTION_BARRIER 1588 1589 // TODO: Remove __kmp_barrier_branch_bit_env_name varibale, remove loops from 1590 // parse and print functions, pass required info through data argument. 1591 1592 static void __kmp_stg_parse_barrier_branch_bit(char const *name, 1593 char const *value, void *data) { 1594 const char *var; 1595 1596 /* ---------- Barrier branch bit control ------------ */ 1597 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) { 1598 var = __kmp_barrier_branch_bit_env_name[i]; 1599 if ((strcmp(var, name) == 0) && (value != 0)) { 1600 char *comma; 1601 1602 comma = CCAST(char *, strchr(value, ',')); 1603 __kmp_barrier_gather_branch_bits[i] = 1604 (kmp_uint32)__kmp_str_to_int(value, ','); 1605 /* is there a specified release parameter? */ 1606 if (comma == NULL) { 1607 __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt; 1608 } else { 1609 __kmp_barrier_release_branch_bits[i] = 1610 (kmp_uint32)__kmp_str_to_int(comma + 1, 0); 1611 1612 if (__kmp_barrier_release_branch_bits[i] > KMP_MAX_BRANCH_BITS) { 1613 __kmp_msg(kmp_ms_warning, 1614 KMP_MSG(BarrReleaseValueInvalid, name, comma + 1), 1615 __kmp_msg_null); 1616 __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt; 1617 } 1618 } 1619 if (__kmp_barrier_gather_branch_bits[i] > KMP_MAX_BRANCH_BITS) { 1620 KMP_WARNING(BarrGatherValueInvalid, name, value); 1621 KMP_INFORM(Using_uint_Value, name, __kmp_barrier_gather_bb_dflt); 1622 __kmp_barrier_gather_branch_bits[i] = __kmp_barrier_gather_bb_dflt; 1623 } 1624 } 1625 K_DIAG(1, ("%s == %d,%d\n", __kmp_barrier_branch_bit_env_name[i], 1626 __kmp_barrier_gather_branch_bits[i], 1627 __kmp_barrier_release_branch_bits[i])) 1628 } 1629 } // __kmp_stg_parse_barrier_branch_bit 1630 1631 static void __kmp_stg_print_barrier_branch_bit(kmp_str_buf_t *buffer, 1632 char const *name, void *data) { 1633 const char *var; 1634 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) { 1635 var = __kmp_barrier_branch_bit_env_name[i]; 1636 if (strcmp(var, name) == 0) { 1637 if (__kmp_env_format) { 1638 KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_branch_bit_env_name[i]); 1639 } else { 1640 __kmp_str_buf_print(buffer, " %s='", 1641 __kmp_barrier_branch_bit_env_name[i]); 1642 } 1643 __kmp_str_buf_print(buffer, "%d,%d'\n", 1644 __kmp_barrier_gather_branch_bits[i], 1645 __kmp_barrier_release_branch_bits[i]); 1646 } 1647 } 1648 } // __kmp_stg_print_barrier_branch_bit 1649 1650 // ---------------------------------------------------------------------------- 1651 // KMP_PLAIN_BARRIER_PATTERN, KMP_FORKJOIN_BARRIER_PATTERN, 1652 // KMP_REDUCTION_BARRIER_PATTERN 1653 1654 // TODO: Remove __kmp_barrier_pattern_name variable, remove loops from parse and 1655 // print functions, pass required data to functions through data argument. 1656 1657 static void __kmp_stg_parse_barrier_pattern(char const *name, char const *value, 1658 void *data) { 1659 const char *var; 1660 /* ---------- Barrier method control ------------ */ 1661 1662 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) { 1663 var = __kmp_barrier_pattern_env_name[i]; 1664 1665 if ((strcmp(var, name) == 0) && (value != 0)) { 1666 int j; 1667 char *comma = CCAST(char *, strchr(value, ',')); 1668 1669 /* handle first parameter: gather pattern */ 1670 for (j = bp_linear_bar; j < bp_last_bar; j++) { 1671 if (__kmp_match_with_sentinel(__kmp_barrier_pattern_name[j], value, 1, 1672 ',')) { 1673 __kmp_barrier_gather_pattern[i] = (kmp_bar_pat_e)j; 1674 break; 1675 } 1676 } 1677 if (j == bp_last_bar) { 1678 KMP_WARNING(BarrGatherValueInvalid, name, value); 1679 KMP_INFORM(Using_str_Value, name, 1680 __kmp_barrier_pattern_name[bp_linear_bar]); 1681 } 1682 1683 /* handle second parameter: release pattern */ 1684 if (comma != NULL) { 1685 for (j = bp_linear_bar; j < bp_last_bar; j++) { 1686 if (__kmp_str_match(__kmp_barrier_pattern_name[j], 1, comma + 1)) { 1687 __kmp_barrier_release_pattern[i] = (kmp_bar_pat_e)j; 1688 break; 1689 } 1690 } 1691 if (j == bp_last_bar) { 1692 __kmp_msg(kmp_ms_warning, 1693 KMP_MSG(BarrReleaseValueInvalid, name, comma + 1), 1694 __kmp_msg_null); 1695 KMP_INFORM(Using_str_Value, name, 1696 __kmp_barrier_pattern_name[bp_linear_bar]); 1697 } 1698 } 1699 } 1700 } 1701 } // __kmp_stg_parse_barrier_pattern 1702 1703 static void __kmp_stg_print_barrier_pattern(kmp_str_buf_t *buffer, 1704 char const *name, void *data) { 1705 const char *var; 1706 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) { 1707 var = __kmp_barrier_pattern_env_name[i]; 1708 if (strcmp(var, name) == 0) { 1709 int j = __kmp_barrier_gather_pattern[i]; 1710 int k = __kmp_barrier_release_pattern[i]; 1711 if (__kmp_env_format) { 1712 KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_pattern_env_name[i]); 1713 } else { 1714 __kmp_str_buf_print(buffer, " %s='", 1715 __kmp_barrier_pattern_env_name[i]); 1716 } 1717 KMP_DEBUG_ASSERT(j < bs_last_barrier && k < bs_last_barrier); 1718 __kmp_str_buf_print(buffer, "%s,%s'\n", __kmp_barrier_pattern_name[j], 1719 __kmp_barrier_pattern_name[k]); 1720 } 1721 } 1722 } // __kmp_stg_print_barrier_pattern 1723 1724 // ----------------------------------------------------------------------------- 1725 // KMP_ABORT_DELAY 1726 1727 static void __kmp_stg_parse_abort_delay(char const *name, char const *value, 1728 void *data) { 1729 // Units of KMP_DELAY_ABORT are seconds, units of __kmp_abort_delay is 1730 // milliseconds. 1731 int delay = __kmp_abort_delay / 1000; 1732 __kmp_stg_parse_int(name, value, 0, INT_MAX / 1000, &delay); 1733 __kmp_abort_delay = delay * 1000; 1734 } // __kmp_stg_parse_abort_delay 1735 1736 static void __kmp_stg_print_abort_delay(kmp_str_buf_t *buffer, char const *name, 1737 void *data) { 1738 __kmp_stg_print_int(buffer, name, __kmp_abort_delay); 1739 } // __kmp_stg_print_abort_delay 1740 1741 // ----------------------------------------------------------------------------- 1742 // KMP_CPUINFO_FILE 1743 1744 static void __kmp_stg_parse_cpuinfo_file(char const *name, char const *value, 1745 void *data) { 1746 #if KMP_AFFINITY_SUPPORTED 1747 __kmp_stg_parse_str(name, value, &__kmp_cpuinfo_file); 1748 K_DIAG(1, ("__kmp_cpuinfo_file == %s\n", __kmp_cpuinfo_file)); 1749 #endif 1750 } //__kmp_stg_parse_cpuinfo_file 1751 1752 static void __kmp_stg_print_cpuinfo_file(kmp_str_buf_t *buffer, 1753 char const *name, void *data) { 1754 #if KMP_AFFINITY_SUPPORTED 1755 if (__kmp_env_format) { 1756 KMP_STR_BUF_PRINT_NAME; 1757 } else { 1758 __kmp_str_buf_print(buffer, " %s", name); 1759 } 1760 if (__kmp_cpuinfo_file) { 1761 __kmp_str_buf_print(buffer, "='%s'\n", __kmp_cpuinfo_file); 1762 } else { 1763 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 1764 } 1765 #endif 1766 } //__kmp_stg_print_cpuinfo_file 1767 1768 // ----------------------------------------------------------------------------- 1769 // KMP_FORCE_REDUCTION, KMP_DETERMINISTIC_REDUCTION 1770 1771 static void __kmp_stg_parse_force_reduction(char const *name, char const *value, 1772 void *data) { 1773 kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data; 1774 int rc; 1775 1776 rc = __kmp_stg_check_rivals(name, value, reduction->rivals); 1777 if (rc) { 1778 return; 1779 } 1780 if (reduction->force) { 1781 if (value != 0) { 1782 if (__kmp_str_match("critical", 0, value)) 1783 __kmp_force_reduction_method = critical_reduce_block; 1784 else if (__kmp_str_match("atomic", 0, value)) 1785 __kmp_force_reduction_method = atomic_reduce_block; 1786 else if (__kmp_str_match("tree", 0, value)) 1787 __kmp_force_reduction_method = tree_reduce_block; 1788 else { 1789 KMP_FATAL(UnknownForceReduction, name, value); 1790 } 1791 } 1792 } else { 1793 __kmp_stg_parse_bool(name, value, &__kmp_determ_red); 1794 if (__kmp_determ_red) { 1795 __kmp_force_reduction_method = tree_reduce_block; 1796 } else { 1797 __kmp_force_reduction_method = reduction_method_not_defined; 1798 } 1799 } 1800 K_DIAG(1, ("__kmp_force_reduction_method == %d\n", 1801 __kmp_force_reduction_method)); 1802 } // __kmp_stg_parse_force_reduction 1803 1804 static void __kmp_stg_print_force_reduction(kmp_str_buf_t *buffer, 1805 char const *name, void *data) { 1806 1807 kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data; 1808 if (reduction->force) { 1809 if (__kmp_force_reduction_method == critical_reduce_block) { 1810 __kmp_stg_print_str(buffer, name, "critical"); 1811 } else if (__kmp_force_reduction_method == atomic_reduce_block) { 1812 __kmp_stg_print_str(buffer, name, "atomic"); 1813 } else if (__kmp_force_reduction_method == tree_reduce_block) { 1814 __kmp_stg_print_str(buffer, name, "tree"); 1815 } else { 1816 if (__kmp_env_format) { 1817 KMP_STR_BUF_PRINT_NAME; 1818 } else { 1819 __kmp_str_buf_print(buffer, " %s", name); 1820 } 1821 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 1822 } 1823 } else { 1824 __kmp_stg_print_bool(buffer, name, __kmp_determ_red); 1825 } 1826 1827 } // __kmp_stg_print_force_reduction 1828 1829 // ----------------------------------------------------------------------------- 1830 // KMP_STORAGE_MAP 1831 1832 static void __kmp_stg_parse_storage_map(char const *name, char const *value, 1833 void *data) { 1834 if (__kmp_str_match("verbose", 1, value)) { 1835 __kmp_storage_map = TRUE; 1836 __kmp_storage_map_verbose = TRUE; 1837 __kmp_storage_map_verbose_specified = TRUE; 1838 1839 } else { 1840 __kmp_storage_map_verbose = FALSE; 1841 __kmp_stg_parse_bool(name, value, &__kmp_storage_map); // !!! 1842 } 1843 } // __kmp_stg_parse_storage_map 1844 1845 static void __kmp_stg_print_storage_map(kmp_str_buf_t *buffer, char const *name, 1846 void *data) { 1847 if (__kmp_storage_map_verbose || __kmp_storage_map_verbose_specified) { 1848 __kmp_stg_print_str(buffer, name, "verbose"); 1849 } else { 1850 __kmp_stg_print_bool(buffer, name, __kmp_storage_map); 1851 } 1852 } // __kmp_stg_print_storage_map 1853 1854 // ----------------------------------------------------------------------------- 1855 // KMP_ALL_THREADPRIVATE 1856 1857 static void __kmp_stg_parse_all_threadprivate(char const *name, 1858 char const *value, void *data) { 1859 __kmp_stg_parse_int(name, value, 1860 __kmp_allThreadsSpecified ? __kmp_max_nth : 1, 1861 __kmp_max_nth, &__kmp_tp_capacity); 1862 } // __kmp_stg_parse_all_threadprivate 1863 1864 static void __kmp_stg_print_all_threadprivate(kmp_str_buf_t *buffer, 1865 char const *name, void *data) { 1866 __kmp_stg_print_int(buffer, name, __kmp_tp_capacity); 1867 } 1868 1869 // ----------------------------------------------------------------------------- 1870 // KMP_FOREIGN_THREADS_THREADPRIVATE 1871 1872 static void __kmp_stg_parse_foreign_threads_threadprivate(char const *name, 1873 char const *value, 1874 void *data) { 1875 __kmp_stg_parse_bool(name, value, &__kmp_foreign_tp); 1876 } // __kmp_stg_parse_foreign_threads_threadprivate 1877 1878 static void __kmp_stg_print_foreign_threads_threadprivate(kmp_str_buf_t *buffer, 1879 char const *name, 1880 void *data) { 1881 __kmp_stg_print_bool(buffer, name, __kmp_foreign_tp); 1882 } // __kmp_stg_print_foreign_threads_threadprivate 1883 1884 // ----------------------------------------------------------------------------- 1885 // KMP_AFFINITY, GOMP_CPU_AFFINITY, KMP_TOPOLOGY_METHOD 1886 1887 #if KMP_AFFINITY_SUPPORTED 1888 // Parse the proc id list. Return TRUE if successful, FALSE otherwise. 1889 static int __kmp_parse_affinity_proc_id_list(const char *var, const char *env, 1890 const char **nextEnv, 1891 char **proclist) { 1892 const char *scan = env; 1893 const char *next = scan; 1894 int empty = TRUE; 1895 1896 *proclist = NULL; 1897 1898 for (;;) { 1899 int start, end, stride; 1900 1901 SKIP_WS(scan); 1902 next = scan; 1903 if (*next == '\0') { 1904 break; 1905 } 1906 1907 if (*next == '{') { 1908 int num; 1909 next++; // skip '{' 1910 SKIP_WS(next); 1911 scan = next; 1912 1913 // Read the first integer in the set. 1914 if ((*next < '0') || (*next > '9')) { 1915 KMP_WARNING(AffSyntaxError, var); 1916 return FALSE; 1917 } 1918 SKIP_DIGITS(next); 1919 num = __kmp_str_to_int(scan, *next); 1920 KMP_ASSERT(num >= 0); 1921 1922 for (;;) { 1923 // Check for end of set. 1924 SKIP_WS(next); 1925 if (*next == '}') { 1926 next++; // skip '}' 1927 break; 1928 } 1929 1930 // Skip optional comma. 1931 if (*next == ',') { 1932 next++; 1933 } 1934 SKIP_WS(next); 1935 1936 // Read the next integer in the set. 1937 scan = next; 1938 if ((*next < '0') || (*next > '9')) { 1939 KMP_WARNING(AffSyntaxError, var); 1940 return FALSE; 1941 } 1942 1943 SKIP_DIGITS(next); 1944 num = __kmp_str_to_int(scan, *next); 1945 KMP_ASSERT(num >= 0); 1946 } 1947 empty = FALSE; 1948 1949 SKIP_WS(next); 1950 if (*next == ',') { 1951 next++; 1952 } 1953 scan = next; 1954 continue; 1955 } 1956 1957 // Next character is not an integer => end of list 1958 if ((*next < '0') || (*next > '9')) { 1959 if (empty) { 1960 KMP_WARNING(AffSyntaxError, var); 1961 return FALSE; 1962 } 1963 break; 1964 } 1965 1966 // Read the first integer. 1967 SKIP_DIGITS(next); 1968 start = __kmp_str_to_int(scan, *next); 1969 KMP_ASSERT(start >= 0); 1970 SKIP_WS(next); 1971 1972 // If this isn't a range, then go on. 1973 if (*next != '-') { 1974 empty = FALSE; 1975 1976 // Skip optional comma. 1977 if (*next == ',') { 1978 next++; 1979 } 1980 scan = next; 1981 continue; 1982 } 1983 1984 // This is a range. Skip over the '-' and read in the 2nd int. 1985 next++; // skip '-' 1986 SKIP_WS(next); 1987 scan = next; 1988 if ((*next < '0') || (*next > '9')) { 1989 KMP_WARNING(AffSyntaxError, var); 1990 return FALSE; 1991 } 1992 SKIP_DIGITS(next); 1993 end = __kmp_str_to_int(scan, *next); 1994 KMP_ASSERT(end >= 0); 1995 1996 // Check for a stride parameter 1997 stride = 1; 1998 SKIP_WS(next); 1999 if (*next == ':') { 2000 // A stride is specified. Skip over the ':" and read the 3rd int. 2001 int sign = +1; 2002 next++; // skip ':' 2003 SKIP_WS(next); 2004 scan = next; 2005 if (*next == '-') { 2006 sign = -1; 2007 next++; 2008 SKIP_WS(next); 2009 scan = next; 2010 } 2011 if ((*next < '0') || (*next > '9')) { 2012 KMP_WARNING(AffSyntaxError, var); 2013 return FALSE; 2014 } 2015 SKIP_DIGITS(next); 2016 stride = __kmp_str_to_int(scan, *next); 2017 KMP_ASSERT(stride >= 0); 2018 stride *= sign; 2019 } 2020 2021 // Do some range checks. 2022 if (stride == 0) { 2023 KMP_WARNING(AffZeroStride, var); 2024 return FALSE; 2025 } 2026 if (stride > 0) { 2027 if (start > end) { 2028 KMP_WARNING(AffStartGreaterEnd, var, start, end); 2029 return FALSE; 2030 } 2031 } else { 2032 if (start < end) { 2033 KMP_WARNING(AffStrideLessZero, var, start, end); 2034 return FALSE; 2035 } 2036 } 2037 if ((end - start) / stride > 65536) { 2038 KMP_WARNING(AffRangeTooBig, var, end, start, stride); 2039 return FALSE; 2040 } 2041 2042 empty = FALSE; 2043 2044 // Skip optional comma. 2045 SKIP_WS(next); 2046 if (*next == ',') { 2047 next++; 2048 } 2049 scan = next; 2050 } 2051 2052 *nextEnv = next; 2053 2054 { 2055 ptrdiff_t len = next - env; 2056 char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char)); 2057 KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char)); 2058 retlist[len] = '\0'; 2059 *proclist = retlist; 2060 } 2061 return TRUE; 2062 } 2063 2064 // If KMP_AFFINITY is specified without a type, then 2065 // __kmp_affinity_notype should point to its setting. 2066 static kmp_setting_t *__kmp_affinity_notype = NULL; 2067 2068 static void __kmp_parse_affinity_env(char const *name, char const *value, 2069 enum affinity_type *out_type, 2070 char **out_proclist, int *out_verbose, 2071 int *out_warn, int *out_respect, 2072 kmp_hw_t *out_gran, int *out_gran_levels, 2073 int *out_dups, int *out_compact, 2074 int *out_offset) { 2075 char *buffer = NULL; // Copy of env var value. 2076 char *buf = NULL; // Buffer for strtok_r() function. 2077 char *next = NULL; // end of token / start of next. 2078 const char *start; // start of current token (for err msgs) 2079 int count = 0; // Counter of parsed integer numbers. 2080 int number[2]; // Parsed numbers. 2081 2082 // Guards. 2083 int type = 0; 2084 int proclist = 0; 2085 int verbose = 0; 2086 int warnings = 0; 2087 int respect = 0; 2088 int gran = 0; 2089 int dups = 0; 2090 bool set = false; 2091 2092 KMP_ASSERT(value != NULL); 2093 2094 if (TCR_4(__kmp_init_middle)) { 2095 KMP_WARNING(EnvMiddleWarn, name); 2096 __kmp_env_toPrint(name, 0); 2097 return; 2098 } 2099 __kmp_env_toPrint(name, 1); 2100 2101 buffer = 2102 __kmp_str_format("%s", value); // Copy env var to keep original intact. 2103 buf = buffer; 2104 SKIP_WS(buf); 2105 2106 // Helper macros. 2107 2108 // If we see a parse error, emit a warning and scan to the next ",". 2109 // 2110 // FIXME - there's got to be a better way to print an error 2111 // message, hopefully without overwriting peices of buf. 2112 #define EMIT_WARN(skip, errlist) \ 2113 { \ 2114 char ch; \ 2115 if (skip) { \ 2116 SKIP_TO(next, ','); \ 2117 } \ 2118 ch = *next; \ 2119 *next = '\0'; \ 2120 KMP_WARNING errlist; \ 2121 *next = ch; \ 2122 if (skip) { \ 2123 if (ch == ',') \ 2124 next++; \ 2125 } \ 2126 buf = next; \ 2127 } 2128 2129 #define _set_param(_guard, _var, _val) \ 2130 { \ 2131 if (_guard == 0) { \ 2132 _var = _val; \ 2133 } else { \ 2134 EMIT_WARN(FALSE, (AffParamDefined, name, start)); \ 2135 } \ 2136 ++_guard; \ 2137 } 2138 2139 #define set_type(val) _set_param(type, *out_type, val) 2140 #define set_verbose(val) _set_param(verbose, *out_verbose, val) 2141 #define set_warnings(val) _set_param(warnings, *out_warn, val) 2142 #define set_respect(val) _set_param(respect, *out_respect, val) 2143 #define set_dups(val) _set_param(dups, *out_dups, val) 2144 #define set_proclist(val) _set_param(proclist, *out_proclist, val) 2145 2146 #define set_gran(val, levels) \ 2147 { \ 2148 if (gran == 0) { \ 2149 *out_gran = val; \ 2150 *out_gran_levels = levels; \ 2151 } else { \ 2152 EMIT_WARN(FALSE, (AffParamDefined, name, start)); \ 2153 } \ 2154 ++gran; \ 2155 } 2156 2157 KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) && 2158 (__kmp_nested_proc_bind.used > 0)); 2159 2160 while (*buf != '\0') { 2161 start = next = buf; 2162 2163 if (__kmp_match_str("none", buf, CCAST(const char **, &next))) { 2164 set_type(affinity_none); 2165 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 2166 buf = next; 2167 } else if (__kmp_match_str("scatter", buf, CCAST(const char **, &next))) { 2168 set_type(affinity_scatter); 2169 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2170 buf = next; 2171 } else if (__kmp_match_str("compact", buf, CCAST(const char **, &next))) { 2172 set_type(affinity_compact); 2173 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2174 buf = next; 2175 } else if (__kmp_match_str("logical", buf, CCAST(const char **, &next))) { 2176 set_type(affinity_logical); 2177 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2178 buf = next; 2179 } else if (__kmp_match_str("physical", buf, CCAST(const char **, &next))) { 2180 set_type(affinity_physical); 2181 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2182 buf = next; 2183 } else if (__kmp_match_str("explicit", buf, CCAST(const char **, &next))) { 2184 set_type(affinity_explicit); 2185 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2186 buf = next; 2187 } else if (__kmp_match_str("balanced", buf, CCAST(const char **, &next))) { 2188 set_type(affinity_balanced); 2189 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2190 buf = next; 2191 } else if (__kmp_match_str("disabled", buf, CCAST(const char **, &next))) { 2192 set_type(affinity_disabled); 2193 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 2194 buf = next; 2195 } else if (__kmp_match_str("verbose", buf, CCAST(const char **, &next))) { 2196 set_verbose(TRUE); 2197 buf = next; 2198 } else if (__kmp_match_str("noverbose", buf, CCAST(const char **, &next))) { 2199 set_verbose(FALSE); 2200 buf = next; 2201 } else if (__kmp_match_str("warnings", buf, CCAST(const char **, &next))) { 2202 set_warnings(TRUE); 2203 buf = next; 2204 } else if (__kmp_match_str("nowarnings", buf, 2205 CCAST(const char **, &next))) { 2206 set_warnings(FALSE); 2207 buf = next; 2208 } else if (__kmp_match_str("respect", buf, CCAST(const char **, &next))) { 2209 set_respect(TRUE); 2210 buf = next; 2211 } else if (__kmp_match_str("norespect", buf, CCAST(const char **, &next))) { 2212 set_respect(FALSE); 2213 buf = next; 2214 } else if (__kmp_match_str("duplicates", buf, 2215 CCAST(const char **, &next)) || 2216 __kmp_match_str("dups", buf, CCAST(const char **, &next))) { 2217 set_dups(TRUE); 2218 buf = next; 2219 } else if (__kmp_match_str("noduplicates", buf, 2220 CCAST(const char **, &next)) || 2221 __kmp_match_str("nodups", buf, CCAST(const char **, &next))) { 2222 set_dups(FALSE); 2223 buf = next; 2224 } else if (__kmp_match_str("granularity", buf, 2225 CCAST(const char **, &next)) || 2226 __kmp_match_str("gran", buf, CCAST(const char **, &next))) { 2227 SKIP_WS(next); 2228 if (*next != '=') { 2229 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2230 continue; 2231 } 2232 next++; // skip '=' 2233 SKIP_WS(next); 2234 2235 buf = next; 2236 2237 // Try any hardware topology type for granularity 2238 KMP_FOREACH_HW_TYPE(type) { 2239 const char *name = __kmp_hw_get_keyword(type); 2240 if (__kmp_match_str(name, buf, CCAST(const char **, &next))) { 2241 set_gran(type, -1); 2242 buf = next; 2243 set = true; 2244 break; 2245 } 2246 } 2247 if (!set) { 2248 // Support older names for different granularity layers 2249 if (__kmp_match_str("fine", buf, CCAST(const char **, &next))) { 2250 set_gran(KMP_HW_THREAD, -1); 2251 buf = next; 2252 set = true; 2253 } else if (__kmp_match_str("package", buf, 2254 CCAST(const char **, &next))) { 2255 set_gran(KMP_HW_SOCKET, -1); 2256 buf = next; 2257 set = true; 2258 } else if (__kmp_match_str("node", buf, CCAST(const char **, &next))) { 2259 set_gran(KMP_HW_NUMA, -1); 2260 buf = next; 2261 set = true; 2262 #if KMP_GROUP_AFFINITY 2263 } else if (__kmp_match_str("group", buf, CCAST(const char **, &next))) { 2264 set_gran(KMP_HW_PROC_GROUP, -1); 2265 buf = next; 2266 set = true; 2267 #endif /* KMP_GROUP AFFINITY */ 2268 } else if ((*buf >= '0') && (*buf <= '9')) { 2269 int n; 2270 next = buf; 2271 SKIP_DIGITS(next); 2272 n = __kmp_str_to_int(buf, *next); 2273 KMP_ASSERT(n >= 0); 2274 buf = next; 2275 set_gran(KMP_HW_UNKNOWN, n); 2276 set = true; 2277 } else { 2278 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2279 continue; 2280 } 2281 } 2282 } else if (__kmp_match_str("proclist", buf, CCAST(const char **, &next))) { 2283 char *temp_proclist; 2284 2285 SKIP_WS(next); 2286 if (*next != '=') { 2287 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2288 continue; 2289 } 2290 next++; // skip '=' 2291 SKIP_WS(next); 2292 if (*next != '[') { 2293 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2294 continue; 2295 } 2296 next++; // skip '[' 2297 buf = next; 2298 if (!__kmp_parse_affinity_proc_id_list( 2299 name, buf, CCAST(const char **, &next), &temp_proclist)) { 2300 // warning already emitted. 2301 SKIP_TO(next, ']'); 2302 if (*next == ']') 2303 next++; 2304 SKIP_TO(next, ','); 2305 if (*next == ',') 2306 next++; 2307 buf = next; 2308 continue; 2309 } 2310 if (*next != ']') { 2311 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2312 continue; 2313 } 2314 next++; // skip ']' 2315 set_proclist(temp_proclist); 2316 } else if ((*buf >= '0') && (*buf <= '9')) { 2317 // Parse integer numbers -- permute and offset. 2318 int n; 2319 next = buf; 2320 SKIP_DIGITS(next); 2321 n = __kmp_str_to_int(buf, *next); 2322 KMP_ASSERT(n >= 0); 2323 buf = next; 2324 if (count < 2) { 2325 number[count] = n; 2326 } else { 2327 KMP_WARNING(AffManyParams, name, start); 2328 } 2329 ++count; 2330 } else { 2331 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2332 continue; 2333 } 2334 2335 SKIP_WS(next); 2336 if (*next == ',') { 2337 next++; 2338 SKIP_WS(next); 2339 } else if (*next != '\0') { 2340 const char *temp = next; 2341 EMIT_WARN(TRUE, (ParseExtraCharsWarn, name, temp)); 2342 continue; 2343 } 2344 buf = next; 2345 } // while 2346 2347 #undef EMIT_WARN 2348 #undef _set_param 2349 #undef set_type 2350 #undef set_verbose 2351 #undef set_warnings 2352 #undef set_respect 2353 #undef set_granularity 2354 2355 __kmp_str_free(&buffer); 2356 2357 if (proclist) { 2358 if (!type) { 2359 KMP_WARNING(AffProcListNoType, name); 2360 *out_type = affinity_explicit; 2361 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2362 } else if (*out_type != affinity_explicit) { 2363 KMP_WARNING(AffProcListNotExplicit, name); 2364 KMP_ASSERT(*out_proclist != NULL); 2365 KMP_INTERNAL_FREE(*out_proclist); 2366 *out_proclist = NULL; 2367 } 2368 } 2369 switch (*out_type) { 2370 case affinity_logical: 2371 case affinity_physical: { 2372 if (count > 0) { 2373 *out_offset = number[0]; 2374 } 2375 if (count > 1) { 2376 KMP_WARNING(AffManyParamsForLogic, name, number[1]); 2377 } 2378 } break; 2379 case affinity_balanced: { 2380 if (count > 0) { 2381 *out_compact = number[0]; 2382 } 2383 if (count > 1) { 2384 *out_offset = number[1]; 2385 } 2386 2387 if (__kmp_affinity_gran == KMP_HW_UNKNOWN) { 2388 #if KMP_MIC_SUPPORTED 2389 if (__kmp_mic_type != non_mic) { 2390 if (__kmp_affinity_verbose || __kmp_affinity_warnings) { 2391 KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "fine"); 2392 } 2393 __kmp_affinity_gran = KMP_HW_THREAD; 2394 } else 2395 #endif 2396 { 2397 if (__kmp_affinity_verbose || __kmp_affinity_warnings) { 2398 KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "core"); 2399 } 2400 __kmp_affinity_gran = KMP_HW_CORE; 2401 } 2402 } 2403 } break; 2404 case affinity_scatter: 2405 case affinity_compact: { 2406 if (count > 0) { 2407 *out_compact = number[0]; 2408 } 2409 if (count > 1) { 2410 *out_offset = number[1]; 2411 } 2412 } break; 2413 case affinity_explicit: { 2414 if (*out_proclist == NULL) { 2415 KMP_WARNING(AffNoProcList, name); 2416 __kmp_affinity_type = affinity_none; 2417 } 2418 if (count > 0) { 2419 KMP_WARNING(AffNoParam, name, "explicit"); 2420 } 2421 } break; 2422 case affinity_none: { 2423 if (count > 0) { 2424 KMP_WARNING(AffNoParam, name, "none"); 2425 } 2426 } break; 2427 case affinity_disabled: { 2428 if (count > 0) { 2429 KMP_WARNING(AffNoParam, name, "disabled"); 2430 } 2431 } break; 2432 case affinity_default: { 2433 if (count > 0) { 2434 KMP_WARNING(AffNoParam, name, "default"); 2435 } 2436 } break; 2437 default: { 2438 KMP_ASSERT(0); 2439 } 2440 } 2441 } // __kmp_parse_affinity_env 2442 2443 static void __kmp_stg_parse_affinity(char const *name, char const *value, 2444 void *data) { 2445 kmp_setting_t **rivals = (kmp_setting_t **)data; 2446 int rc; 2447 2448 rc = __kmp_stg_check_rivals(name, value, rivals); 2449 if (rc) { 2450 return; 2451 } 2452 2453 __kmp_parse_affinity_env(name, value, &__kmp_affinity_type, 2454 &__kmp_affinity_proclist, &__kmp_affinity_verbose, 2455 &__kmp_affinity_warnings, 2456 &__kmp_affinity_respect_mask, &__kmp_affinity_gran, 2457 &__kmp_affinity_gran_levels, &__kmp_affinity_dups, 2458 &__kmp_affinity_compact, &__kmp_affinity_offset); 2459 2460 } // __kmp_stg_parse_affinity 2461 2462 static void __kmp_stg_print_affinity(kmp_str_buf_t *buffer, char const *name, 2463 void *data) { 2464 if (__kmp_env_format) { 2465 KMP_STR_BUF_PRINT_NAME_EX(name); 2466 } else { 2467 __kmp_str_buf_print(buffer, " %s='", name); 2468 } 2469 if (__kmp_affinity_verbose) { 2470 __kmp_str_buf_print(buffer, "%s,", "verbose"); 2471 } else { 2472 __kmp_str_buf_print(buffer, "%s,", "noverbose"); 2473 } 2474 if (__kmp_affinity_warnings) { 2475 __kmp_str_buf_print(buffer, "%s,", "warnings"); 2476 } else { 2477 __kmp_str_buf_print(buffer, "%s,", "nowarnings"); 2478 } 2479 if (KMP_AFFINITY_CAPABLE()) { 2480 if (__kmp_affinity_respect_mask) { 2481 __kmp_str_buf_print(buffer, "%s,", "respect"); 2482 } else { 2483 __kmp_str_buf_print(buffer, "%s,", "norespect"); 2484 } 2485 __kmp_str_buf_print(buffer, "granularity=%s,", 2486 __kmp_hw_get_keyword(__kmp_affinity_gran, false)); 2487 } 2488 if (!KMP_AFFINITY_CAPABLE()) { 2489 __kmp_str_buf_print(buffer, "%s", "disabled"); 2490 } else 2491 switch (__kmp_affinity_type) { 2492 case affinity_none: 2493 __kmp_str_buf_print(buffer, "%s", "none"); 2494 break; 2495 case affinity_physical: 2496 __kmp_str_buf_print(buffer, "%s,%d", "physical", __kmp_affinity_offset); 2497 break; 2498 case affinity_logical: 2499 __kmp_str_buf_print(buffer, "%s,%d", "logical", __kmp_affinity_offset); 2500 break; 2501 case affinity_compact: 2502 __kmp_str_buf_print(buffer, "%s,%d,%d", "compact", __kmp_affinity_compact, 2503 __kmp_affinity_offset); 2504 break; 2505 case affinity_scatter: 2506 __kmp_str_buf_print(buffer, "%s,%d,%d", "scatter", __kmp_affinity_compact, 2507 __kmp_affinity_offset); 2508 break; 2509 case affinity_explicit: 2510 __kmp_str_buf_print(buffer, "%s=[%s],%s", "proclist", 2511 __kmp_affinity_proclist, "explicit"); 2512 break; 2513 case affinity_balanced: 2514 __kmp_str_buf_print(buffer, "%s,%d,%d", "balanced", 2515 __kmp_affinity_compact, __kmp_affinity_offset); 2516 break; 2517 case affinity_disabled: 2518 __kmp_str_buf_print(buffer, "%s", "disabled"); 2519 break; 2520 case affinity_default: 2521 __kmp_str_buf_print(buffer, "%s", "default"); 2522 break; 2523 default: 2524 __kmp_str_buf_print(buffer, "%s", "<unknown>"); 2525 break; 2526 } 2527 __kmp_str_buf_print(buffer, "'\n"); 2528 } //__kmp_stg_print_affinity 2529 2530 #ifdef KMP_GOMP_COMPAT 2531 2532 static void __kmp_stg_parse_gomp_cpu_affinity(char const *name, 2533 char const *value, void *data) { 2534 const char *next = NULL; 2535 char *temp_proclist; 2536 kmp_setting_t **rivals = (kmp_setting_t **)data; 2537 int rc; 2538 2539 rc = __kmp_stg_check_rivals(name, value, rivals); 2540 if (rc) { 2541 return; 2542 } 2543 2544 if (TCR_4(__kmp_init_middle)) { 2545 KMP_WARNING(EnvMiddleWarn, name); 2546 __kmp_env_toPrint(name, 0); 2547 return; 2548 } 2549 2550 __kmp_env_toPrint(name, 1); 2551 2552 if (__kmp_parse_affinity_proc_id_list(name, value, &next, &temp_proclist)) { 2553 SKIP_WS(next); 2554 if (*next == '\0') { 2555 // GOMP_CPU_AFFINITY => granularity=fine,explicit,proclist=... 2556 __kmp_affinity_proclist = temp_proclist; 2557 __kmp_affinity_type = affinity_explicit; 2558 __kmp_affinity_gran = KMP_HW_THREAD; 2559 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2560 } else { 2561 KMP_WARNING(AffSyntaxError, name); 2562 if (temp_proclist != NULL) { 2563 KMP_INTERNAL_FREE((void *)temp_proclist); 2564 } 2565 } 2566 } else { 2567 // Warning already emitted 2568 __kmp_affinity_type = affinity_none; 2569 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 2570 } 2571 } // __kmp_stg_parse_gomp_cpu_affinity 2572 2573 #endif /* KMP_GOMP_COMPAT */ 2574 2575 /*----------------------------------------------------------------------------- 2576 The OMP_PLACES proc id list parser. Here is the grammar: 2577 2578 place_list := place 2579 place_list := place , place_list 2580 place := num 2581 place := place : num 2582 place := place : num : signed 2583 place := { subplacelist } 2584 place := ! place // (lowest priority) 2585 subplace_list := subplace 2586 subplace_list := subplace , subplace_list 2587 subplace := num 2588 subplace := num : num 2589 subplace := num : num : signed 2590 signed := num 2591 signed := + signed 2592 signed := - signed 2593 -----------------------------------------------------------------------------*/ 2594 2595 // Warning to issue for syntax error during parsing of OMP_PLACES 2596 static inline void __kmp_omp_places_syntax_warn(const char *var) { 2597 KMP_WARNING(SyntaxErrorUsing, var, "\"cores\""); 2598 } 2599 2600 static int __kmp_parse_subplace_list(const char *var, const char **scan) { 2601 const char *next; 2602 2603 for (;;) { 2604 int start, count, stride; 2605 2606 // 2607 // Read in the starting proc id 2608 // 2609 SKIP_WS(*scan); 2610 if ((**scan < '0') || (**scan > '9')) { 2611 __kmp_omp_places_syntax_warn(var); 2612 return FALSE; 2613 } 2614 next = *scan; 2615 SKIP_DIGITS(next); 2616 start = __kmp_str_to_int(*scan, *next); 2617 KMP_ASSERT(start >= 0); 2618 *scan = next; 2619 2620 // valid follow sets are ',' ':' and '}' 2621 SKIP_WS(*scan); 2622 if (**scan == '}') { 2623 break; 2624 } 2625 if (**scan == ',') { 2626 (*scan)++; // skip ',' 2627 continue; 2628 } 2629 if (**scan != ':') { 2630 __kmp_omp_places_syntax_warn(var); 2631 return FALSE; 2632 } 2633 (*scan)++; // skip ':' 2634 2635 // Read count parameter 2636 SKIP_WS(*scan); 2637 if ((**scan < '0') || (**scan > '9')) { 2638 __kmp_omp_places_syntax_warn(var); 2639 return FALSE; 2640 } 2641 next = *scan; 2642 SKIP_DIGITS(next); 2643 count = __kmp_str_to_int(*scan, *next); 2644 KMP_ASSERT(count >= 0); 2645 *scan = next; 2646 2647 // valid follow sets are ',' ':' and '}' 2648 SKIP_WS(*scan); 2649 if (**scan == '}') { 2650 break; 2651 } 2652 if (**scan == ',') { 2653 (*scan)++; // skip ',' 2654 continue; 2655 } 2656 if (**scan != ':') { 2657 __kmp_omp_places_syntax_warn(var); 2658 return FALSE; 2659 } 2660 (*scan)++; // skip ':' 2661 2662 // Read stride parameter 2663 int sign = +1; 2664 for (;;) { 2665 SKIP_WS(*scan); 2666 if (**scan == '+') { 2667 (*scan)++; // skip '+' 2668 continue; 2669 } 2670 if (**scan == '-') { 2671 sign *= -1; 2672 (*scan)++; // skip '-' 2673 continue; 2674 } 2675 break; 2676 } 2677 SKIP_WS(*scan); 2678 if ((**scan < '0') || (**scan > '9')) { 2679 __kmp_omp_places_syntax_warn(var); 2680 return FALSE; 2681 } 2682 next = *scan; 2683 SKIP_DIGITS(next); 2684 stride = __kmp_str_to_int(*scan, *next); 2685 KMP_ASSERT(stride >= 0); 2686 *scan = next; 2687 stride *= sign; 2688 2689 // valid follow sets are ',' and '}' 2690 SKIP_WS(*scan); 2691 if (**scan == '}') { 2692 break; 2693 } 2694 if (**scan == ',') { 2695 (*scan)++; // skip ',' 2696 continue; 2697 } 2698 2699 __kmp_omp_places_syntax_warn(var); 2700 return FALSE; 2701 } 2702 return TRUE; 2703 } 2704 2705 static int __kmp_parse_place(const char *var, const char **scan) { 2706 const char *next; 2707 2708 // valid follow sets are '{' '!' and num 2709 SKIP_WS(*scan); 2710 if (**scan == '{') { 2711 (*scan)++; // skip '{' 2712 if (!__kmp_parse_subplace_list(var, scan)) { 2713 return FALSE; 2714 } 2715 if (**scan != '}') { 2716 __kmp_omp_places_syntax_warn(var); 2717 return FALSE; 2718 } 2719 (*scan)++; // skip '}' 2720 } else if (**scan == '!') { 2721 (*scan)++; // skip '!' 2722 return __kmp_parse_place(var, scan); //'!' has lower precedence than ':' 2723 } else if ((**scan >= '0') && (**scan <= '9')) { 2724 next = *scan; 2725 SKIP_DIGITS(next); 2726 int proc = __kmp_str_to_int(*scan, *next); 2727 KMP_ASSERT(proc >= 0); 2728 *scan = next; 2729 } else { 2730 __kmp_omp_places_syntax_warn(var); 2731 return FALSE; 2732 } 2733 return TRUE; 2734 } 2735 2736 static int __kmp_parse_place_list(const char *var, const char *env, 2737 char **place_list) { 2738 const char *scan = env; 2739 const char *next = scan; 2740 2741 for (;;) { 2742 int count, stride; 2743 2744 if (!__kmp_parse_place(var, &scan)) { 2745 return FALSE; 2746 } 2747 2748 // valid follow sets are ',' ':' and EOL 2749 SKIP_WS(scan); 2750 if (*scan == '\0') { 2751 break; 2752 } 2753 if (*scan == ',') { 2754 scan++; // skip ',' 2755 continue; 2756 } 2757 if (*scan != ':') { 2758 __kmp_omp_places_syntax_warn(var); 2759 return FALSE; 2760 } 2761 scan++; // skip ':' 2762 2763 // Read count parameter 2764 SKIP_WS(scan); 2765 if ((*scan < '0') || (*scan > '9')) { 2766 __kmp_omp_places_syntax_warn(var); 2767 return FALSE; 2768 } 2769 next = scan; 2770 SKIP_DIGITS(next); 2771 count = __kmp_str_to_int(scan, *next); 2772 KMP_ASSERT(count >= 0); 2773 scan = next; 2774 2775 // valid follow sets are ',' ':' and EOL 2776 SKIP_WS(scan); 2777 if (*scan == '\0') { 2778 break; 2779 } 2780 if (*scan == ',') { 2781 scan++; // skip ',' 2782 continue; 2783 } 2784 if (*scan != ':') { 2785 __kmp_omp_places_syntax_warn(var); 2786 return FALSE; 2787 } 2788 scan++; // skip ':' 2789 2790 // Read stride parameter 2791 int sign = +1; 2792 for (;;) { 2793 SKIP_WS(scan); 2794 if (*scan == '+') { 2795 scan++; // skip '+' 2796 continue; 2797 } 2798 if (*scan == '-') { 2799 sign *= -1; 2800 scan++; // skip '-' 2801 continue; 2802 } 2803 break; 2804 } 2805 SKIP_WS(scan); 2806 if ((*scan < '0') || (*scan > '9')) { 2807 __kmp_omp_places_syntax_warn(var); 2808 return FALSE; 2809 } 2810 next = scan; 2811 SKIP_DIGITS(next); 2812 stride = __kmp_str_to_int(scan, *next); 2813 KMP_ASSERT(stride >= 0); 2814 scan = next; 2815 stride *= sign; 2816 2817 // valid follow sets are ',' and EOL 2818 SKIP_WS(scan); 2819 if (*scan == '\0') { 2820 break; 2821 } 2822 if (*scan == ',') { 2823 scan++; // skip ',' 2824 continue; 2825 } 2826 2827 __kmp_omp_places_syntax_warn(var); 2828 return FALSE; 2829 } 2830 2831 { 2832 ptrdiff_t len = scan - env; 2833 char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char)); 2834 KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char)); 2835 retlist[len] = '\0'; 2836 *place_list = retlist; 2837 } 2838 return TRUE; 2839 } 2840 2841 static void __kmp_stg_parse_places(char const *name, char const *value, 2842 void *data) { 2843 struct kmp_place_t { 2844 const char *name; 2845 kmp_hw_t type; 2846 }; 2847 int count; 2848 bool set = false; 2849 const char *scan = value; 2850 const char *next = scan; 2851 const char *kind = "\"threads\""; 2852 kmp_place_t std_places[] = {{"threads", KMP_HW_THREAD}, 2853 {"cores", KMP_HW_CORE}, 2854 {"numa_domains", KMP_HW_NUMA}, 2855 {"ll_caches", KMP_HW_LLC}, 2856 {"sockets", KMP_HW_SOCKET}}; 2857 kmp_setting_t **rivals = (kmp_setting_t **)data; 2858 int rc; 2859 2860 rc = __kmp_stg_check_rivals(name, value, rivals); 2861 if (rc) { 2862 return; 2863 } 2864 2865 // Standard choices 2866 for (size_t i = 0; i < sizeof(std_places) / sizeof(std_places[0]); ++i) { 2867 const kmp_place_t &place = std_places[i]; 2868 if (__kmp_match_str(place.name, scan, &next)) { 2869 scan = next; 2870 __kmp_affinity_type = affinity_compact; 2871 __kmp_affinity_gran = place.type; 2872 __kmp_affinity_dups = FALSE; 2873 set = true; 2874 break; 2875 } 2876 } 2877 // Implementation choices for OMP_PLACES based on internal types 2878 if (!set) { 2879 KMP_FOREACH_HW_TYPE(type) { 2880 const char *name = __kmp_hw_get_keyword(type, true); 2881 if (__kmp_match_str("unknowns", scan, &next)) 2882 continue; 2883 if (__kmp_match_str(name, scan, &next)) { 2884 scan = next; 2885 __kmp_affinity_type = affinity_compact; 2886 __kmp_affinity_gran = type; 2887 __kmp_affinity_dups = FALSE; 2888 set = true; 2889 break; 2890 } 2891 } 2892 } 2893 if (!set) { 2894 if (__kmp_affinity_proclist != NULL) { 2895 KMP_INTERNAL_FREE((void *)__kmp_affinity_proclist); 2896 __kmp_affinity_proclist = NULL; 2897 } 2898 if (__kmp_parse_place_list(name, value, &__kmp_affinity_proclist)) { 2899 __kmp_affinity_type = affinity_explicit; 2900 __kmp_affinity_gran = KMP_HW_THREAD; 2901 __kmp_affinity_dups = FALSE; 2902 } else { 2903 // Syntax error fallback 2904 __kmp_affinity_type = affinity_compact; 2905 __kmp_affinity_gran = KMP_HW_CORE; 2906 __kmp_affinity_dups = FALSE; 2907 } 2908 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) { 2909 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true; 2910 } 2911 return; 2912 } 2913 if (__kmp_affinity_gran != KMP_HW_UNKNOWN) { 2914 kind = __kmp_hw_get_keyword(__kmp_affinity_gran); 2915 } 2916 2917 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) { 2918 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true; 2919 } 2920 2921 SKIP_WS(scan); 2922 if (*scan == '\0') { 2923 return; 2924 } 2925 2926 // Parse option count parameter in parentheses 2927 if (*scan != '(') { 2928 KMP_WARNING(SyntaxErrorUsing, name, kind); 2929 return; 2930 } 2931 scan++; // skip '(' 2932 2933 SKIP_WS(scan); 2934 next = scan; 2935 SKIP_DIGITS(next); 2936 count = __kmp_str_to_int(scan, *next); 2937 KMP_ASSERT(count >= 0); 2938 scan = next; 2939 2940 SKIP_WS(scan); 2941 if (*scan != ')') { 2942 KMP_WARNING(SyntaxErrorUsing, name, kind); 2943 return; 2944 } 2945 scan++; // skip ')' 2946 2947 SKIP_WS(scan); 2948 if (*scan != '\0') { 2949 KMP_WARNING(ParseExtraCharsWarn, name, scan); 2950 } 2951 __kmp_affinity_num_places = count; 2952 } 2953 2954 static void __kmp_stg_print_places(kmp_str_buf_t *buffer, char const *name, 2955 void *data) { 2956 if (__kmp_env_format) { 2957 KMP_STR_BUF_PRINT_NAME; 2958 } else { 2959 __kmp_str_buf_print(buffer, " %s", name); 2960 } 2961 if ((__kmp_nested_proc_bind.used == 0) || 2962 (__kmp_nested_proc_bind.bind_types == NULL) || 2963 (__kmp_nested_proc_bind.bind_types[0] == proc_bind_false)) { 2964 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 2965 } else if (__kmp_affinity_type == affinity_explicit) { 2966 if (__kmp_affinity_proclist != NULL) { 2967 __kmp_str_buf_print(buffer, "='%s'\n", __kmp_affinity_proclist); 2968 } else { 2969 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 2970 } 2971 } else if (__kmp_affinity_type == affinity_compact) { 2972 int num; 2973 if (__kmp_affinity_num_masks > 0) { 2974 num = __kmp_affinity_num_masks; 2975 } else if (__kmp_affinity_num_places > 0) { 2976 num = __kmp_affinity_num_places; 2977 } else { 2978 num = 0; 2979 } 2980 if (__kmp_affinity_gran != KMP_HW_UNKNOWN) { 2981 const char *name = __kmp_hw_get_keyword(__kmp_affinity_gran, true); 2982 if (num > 0) { 2983 __kmp_str_buf_print(buffer, "='%s(%d)'\n", name, num); 2984 } else { 2985 __kmp_str_buf_print(buffer, "='%s'\n", name); 2986 } 2987 } else { 2988 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 2989 } 2990 } else { 2991 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 2992 } 2993 } 2994 2995 static void __kmp_stg_parse_topology_method(char const *name, char const *value, 2996 void *data) { 2997 if (__kmp_str_match("all", 1, value)) { 2998 __kmp_affinity_top_method = affinity_top_method_all; 2999 } 3000 #if KMP_USE_HWLOC 3001 else if (__kmp_str_match("hwloc", 1, value)) { 3002 __kmp_affinity_top_method = affinity_top_method_hwloc; 3003 } 3004 #endif 3005 #if KMP_ARCH_X86 || KMP_ARCH_X86_64 3006 else if (__kmp_str_match("cpuid_leaf31", 12, value) || 3007 __kmp_str_match("cpuid 1f", 8, value) || 3008 __kmp_str_match("cpuid 31", 8, value) || 3009 __kmp_str_match("cpuid1f", 7, value) || 3010 __kmp_str_match("cpuid31", 7, value) || 3011 __kmp_str_match("leaf 1f", 7, value) || 3012 __kmp_str_match("leaf 31", 7, value) || 3013 __kmp_str_match("leaf1f", 6, value) || 3014 __kmp_str_match("leaf31", 6, value)) { 3015 __kmp_affinity_top_method = affinity_top_method_x2apicid_1f; 3016 } else if (__kmp_str_match("x2apic id", 9, value) || 3017 __kmp_str_match("x2apic_id", 9, value) || 3018 __kmp_str_match("x2apic-id", 9, value) || 3019 __kmp_str_match("x2apicid", 8, value) || 3020 __kmp_str_match("cpuid leaf 11", 13, value) || 3021 __kmp_str_match("cpuid_leaf_11", 13, value) || 3022 __kmp_str_match("cpuid-leaf-11", 13, value) || 3023 __kmp_str_match("cpuid leaf11", 12, value) || 3024 __kmp_str_match("cpuid_leaf11", 12, value) || 3025 __kmp_str_match("cpuid-leaf11", 12, value) || 3026 __kmp_str_match("cpuidleaf 11", 12, value) || 3027 __kmp_str_match("cpuidleaf_11", 12, value) || 3028 __kmp_str_match("cpuidleaf-11", 12, value) || 3029 __kmp_str_match("cpuidleaf11", 11, value) || 3030 __kmp_str_match("cpuid 11", 8, value) || 3031 __kmp_str_match("cpuid_11", 8, value) || 3032 __kmp_str_match("cpuid-11", 8, value) || 3033 __kmp_str_match("cpuid11", 7, value) || 3034 __kmp_str_match("leaf 11", 7, value) || 3035 __kmp_str_match("leaf_11", 7, value) || 3036 __kmp_str_match("leaf-11", 7, value) || 3037 __kmp_str_match("leaf11", 6, value)) { 3038 __kmp_affinity_top_method = affinity_top_method_x2apicid; 3039 } else if (__kmp_str_match("apic id", 7, value) || 3040 __kmp_str_match("apic_id", 7, value) || 3041 __kmp_str_match("apic-id", 7, value) || 3042 __kmp_str_match("apicid", 6, value) || 3043 __kmp_str_match("cpuid leaf 4", 12, value) || 3044 __kmp_str_match("cpuid_leaf_4", 12, value) || 3045 __kmp_str_match("cpuid-leaf-4", 12, value) || 3046 __kmp_str_match("cpuid leaf4", 11, value) || 3047 __kmp_str_match("cpuid_leaf4", 11, value) || 3048 __kmp_str_match("cpuid-leaf4", 11, value) || 3049 __kmp_str_match("cpuidleaf 4", 11, value) || 3050 __kmp_str_match("cpuidleaf_4", 11, value) || 3051 __kmp_str_match("cpuidleaf-4", 11, value) || 3052 __kmp_str_match("cpuidleaf4", 10, value) || 3053 __kmp_str_match("cpuid 4", 7, value) || 3054 __kmp_str_match("cpuid_4", 7, value) || 3055 __kmp_str_match("cpuid-4", 7, value) || 3056 __kmp_str_match("cpuid4", 6, value) || 3057 __kmp_str_match("leaf 4", 6, value) || 3058 __kmp_str_match("leaf_4", 6, value) || 3059 __kmp_str_match("leaf-4", 6, value) || 3060 __kmp_str_match("leaf4", 5, value)) { 3061 __kmp_affinity_top_method = affinity_top_method_apicid; 3062 } 3063 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */ 3064 else if (__kmp_str_match("/proc/cpuinfo", 2, value) || 3065 __kmp_str_match("cpuinfo", 5, value)) { 3066 __kmp_affinity_top_method = affinity_top_method_cpuinfo; 3067 } 3068 #if KMP_GROUP_AFFINITY 3069 else if (__kmp_str_match("group", 1, value)) { 3070 __kmp_affinity_top_method = affinity_top_method_group; 3071 } 3072 #endif /* KMP_GROUP_AFFINITY */ 3073 else if (__kmp_str_match("flat", 1, value)) { 3074 __kmp_affinity_top_method = affinity_top_method_flat; 3075 } else { 3076 KMP_WARNING(StgInvalidValue, name, value); 3077 } 3078 } // __kmp_stg_parse_topology_method 3079 3080 static void __kmp_stg_print_topology_method(kmp_str_buf_t *buffer, 3081 char const *name, void *data) { 3082 char const *value = NULL; 3083 3084 switch (__kmp_affinity_top_method) { 3085 case affinity_top_method_default: 3086 value = "default"; 3087 break; 3088 3089 case affinity_top_method_all: 3090 value = "all"; 3091 break; 3092 3093 #if KMP_ARCH_X86 || KMP_ARCH_X86_64 3094 case affinity_top_method_x2apicid_1f: 3095 value = "x2APIC id leaf 0x1f"; 3096 break; 3097 3098 case affinity_top_method_x2apicid: 3099 value = "x2APIC id leaf 0xb"; 3100 break; 3101 3102 case affinity_top_method_apicid: 3103 value = "APIC id"; 3104 break; 3105 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */ 3106 3107 #if KMP_USE_HWLOC 3108 case affinity_top_method_hwloc: 3109 value = "hwloc"; 3110 break; 3111 #endif 3112 3113 case affinity_top_method_cpuinfo: 3114 value = "cpuinfo"; 3115 break; 3116 3117 #if KMP_GROUP_AFFINITY 3118 case affinity_top_method_group: 3119 value = "group"; 3120 break; 3121 #endif /* KMP_GROUP_AFFINITY */ 3122 3123 case affinity_top_method_flat: 3124 value = "flat"; 3125 break; 3126 } 3127 3128 if (value != NULL) { 3129 __kmp_stg_print_str(buffer, name, value); 3130 } 3131 } // __kmp_stg_print_topology_method 3132 3133 #endif /* KMP_AFFINITY_SUPPORTED */ 3134 3135 // OMP_PROC_BIND / bind-var is functional on all 4.0 builds, including OS X* 3136 // OMP_PLACES / place-partition-var is not. 3137 static void __kmp_stg_parse_proc_bind(char const *name, char const *value, 3138 void *data) { 3139 kmp_setting_t **rivals = (kmp_setting_t **)data; 3140 int rc; 3141 3142 rc = __kmp_stg_check_rivals(name, value, rivals); 3143 if (rc) { 3144 return; 3145 } 3146 3147 // In OMP 4.0 OMP_PROC_BIND is a vector of proc_bind types. 3148 KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) && 3149 (__kmp_nested_proc_bind.used > 0)); 3150 3151 const char *buf = value; 3152 const char *next; 3153 int num; 3154 SKIP_WS(buf); 3155 if ((*buf >= '0') && (*buf <= '9')) { 3156 next = buf; 3157 SKIP_DIGITS(next); 3158 num = __kmp_str_to_int(buf, *next); 3159 KMP_ASSERT(num >= 0); 3160 buf = next; 3161 SKIP_WS(buf); 3162 } else { 3163 num = -1; 3164 } 3165 3166 next = buf; 3167 if (__kmp_match_str("disabled", buf, &next)) { 3168 buf = next; 3169 SKIP_WS(buf); 3170 #if KMP_AFFINITY_SUPPORTED 3171 __kmp_affinity_type = affinity_disabled; 3172 #endif /* KMP_AFFINITY_SUPPORTED */ 3173 __kmp_nested_proc_bind.used = 1; 3174 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 3175 } else if ((num == (int)proc_bind_false) || 3176 __kmp_match_str("false", buf, &next)) { 3177 buf = next; 3178 SKIP_WS(buf); 3179 #if KMP_AFFINITY_SUPPORTED 3180 __kmp_affinity_type = affinity_none; 3181 #endif /* KMP_AFFINITY_SUPPORTED */ 3182 __kmp_nested_proc_bind.used = 1; 3183 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 3184 } else if ((num == (int)proc_bind_true) || 3185 __kmp_match_str("true", buf, &next)) { 3186 buf = next; 3187 SKIP_WS(buf); 3188 __kmp_nested_proc_bind.used = 1; 3189 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true; 3190 } else { 3191 // Count the number of values in the env var string 3192 const char *scan; 3193 int nelem = 1; 3194 for (scan = buf; *scan != '\0'; scan++) { 3195 if (*scan == ',') { 3196 nelem++; 3197 } 3198 } 3199 3200 // Create / expand the nested proc_bind array as needed 3201 if (__kmp_nested_proc_bind.size < nelem) { 3202 __kmp_nested_proc_bind.bind_types = 3203 (kmp_proc_bind_t *)KMP_INTERNAL_REALLOC( 3204 __kmp_nested_proc_bind.bind_types, 3205 sizeof(kmp_proc_bind_t) * nelem); 3206 if (__kmp_nested_proc_bind.bind_types == NULL) { 3207 KMP_FATAL(MemoryAllocFailed); 3208 } 3209 __kmp_nested_proc_bind.size = nelem; 3210 } 3211 __kmp_nested_proc_bind.used = nelem; 3212 3213 if (nelem > 1 && !__kmp_dflt_max_active_levels_set) 3214 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT; 3215 3216 // Save values in the nested proc_bind array 3217 int i = 0; 3218 for (;;) { 3219 enum kmp_proc_bind_t bind; 3220 3221 if ((num == (int)proc_bind_primary) || 3222 __kmp_match_str("master", buf, &next) || 3223 __kmp_match_str("primary", buf, &next)) { 3224 buf = next; 3225 SKIP_WS(buf); 3226 bind = proc_bind_primary; 3227 } else if ((num == (int)proc_bind_close) || 3228 __kmp_match_str("close", buf, &next)) { 3229 buf = next; 3230 SKIP_WS(buf); 3231 bind = proc_bind_close; 3232 } else if ((num == (int)proc_bind_spread) || 3233 __kmp_match_str("spread", buf, &next)) { 3234 buf = next; 3235 SKIP_WS(buf); 3236 bind = proc_bind_spread; 3237 } else { 3238 KMP_WARNING(StgInvalidValue, name, value); 3239 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 3240 __kmp_nested_proc_bind.used = 1; 3241 return; 3242 } 3243 3244 __kmp_nested_proc_bind.bind_types[i++] = bind; 3245 if (i >= nelem) { 3246 break; 3247 } 3248 KMP_DEBUG_ASSERT(*buf == ','); 3249 buf++; 3250 SKIP_WS(buf); 3251 3252 // Read next value if it was specified as an integer 3253 if ((*buf >= '0') && (*buf <= '9')) { 3254 next = buf; 3255 SKIP_DIGITS(next); 3256 num = __kmp_str_to_int(buf, *next); 3257 KMP_ASSERT(num >= 0); 3258 buf = next; 3259 SKIP_WS(buf); 3260 } else { 3261 num = -1; 3262 } 3263 } 3264 SKIP_WS(buf); 3265 } 3266 if (*buf != '\0') { 3267 KMP_WARNING(ParseExtraCharsWarn, name, buf); 3268 } 3269 } 3270 3271 static void __kmp_stg_print_proc_bind(kmp_str_buf_t *buffer, char const *name, 3272 void *data) { 3273 int nelem = __kmp_nested_proc_bind.used; 3274 if (__kmp_env_format) { 3275 KMP_STR_BUF_PRINT_NAME; 3276 } else { 3277 __kmp_str_buf_print(buffer, " %s", name); 3278 } 3279 if (nelem == 0) { 3280 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 3281 } else { 3282 int i; 3283 __kmp_str_buf_print(buffer, "='", name); 3284 for (i = 0; i < nelem; i++) { 3285 switch (__kmp_nested_proc_bind.bind_types[i]) { 3286 case proc_bind_false: 3287 __kmp_str_buf_print(buffer, "false"); 3288 break; 3289 3290 case proc_bind_true: 3291 __kmp_str_buf_print(buffer, "true"); 3292 break; 3293 3294 case proc_bind_primary: 3295 __kmp_str_buf_print(buffer, "primary"); 3296 break; 3297 3298 case proc_bind_close: 3299 __kmp_str_buf_print(buffer, "close"); 3300 break; 3301 3302 case proc_bind_spread: 3303 __kmp_str_buf_print(buffer, "spread"); 3304 break; 3305 3306 case proc_bind_intel: 3307 __kmp_str_buf_print(buffer, "intel"); 3308 break; 3309 3310 case proc_bind_default: 3311 __kmp_str_buf_print(buffer, "default"); 3312 break; 3313 } 3314 if (i < nelem - 1) { 3315 __kmp_str_buf_print(buffer, ","); 3316 } 3317 } 3318 __kmp_str_buf_print(buffer, "'\n"); 3319 } 3320 } 3321 3322 static void __kmp_stg_parse_display_affinity(char const *name, 3323 char const *value, void *data) { 3324 __kmp_stg_parse_bool(name, value, &__kmp_display_affinity); 3325 } 3326 static void __kmp_stg_print_display_affinity(kmp_str_buf_t *buffer, 3327 char const *name, void *data) { 3328 __kmp_stg_print_bool(buffer, name, __kmp_display_affinity); 3329 } 3330 static void __kmp_stg_parse_affinity_format(char const *name, char const *value, 3331 void *data) { 3332 size_t length = KMP_STRLEN(value); 3333 __kmp_strncpy_truncate(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, value, 3334 length); 3335 } 3336 static void __kmp_stg_print_affinity_format(kmp_str_buf_t *buffer, 3337 char const *name, void *data) { 3338 if (__kmp_env_format) { 3339 KMP_STR_BUF_PRINT_NAME_EX(name); 3340 } else { 3341 __kmp_str_buf_print(buffer, " %s='", name); 3342 } 3343 __kmp_str_buf_print(buffer, "%s'\n", __kmp_affinity_format); 3344 } 3345 3346 /*----------------------------------------------------------------------------- 3347 OMP_ALLOCATOR sets default allocator. Here is the grammar: 3348 3349 <allocator> |= <predef-allocator> | <predef-mem-space> | 3350 <predef-mem-space>:<traits> 3351 <traits> |= <trait>=<value> | <trait>=<value>,<traits> 3352 <predef-allocator> |= omp_default_mem_alloc | omp_large_cap_mem_alloc | 3353 omp_const_mem_alloc | omp_high_bw_mem_alloc | 3354 omp_low_lat_mem_alloc | omp_cgroup_mem_alloc | 3355 omp_pteam_mem_alloc | omp_thread_mem_alloc 3356 <predef-mem-space> |= omp_default_mem_space | omp_large_cap_mem_space | 3357 omp_const_mem_space | omp_high_bw_mem_space | 3358 omp_low_lat_mem_space 3359 <trait> |= sync_hint | alignment | access | pool_size | fallback | 3360 fb_data | pinned | partition 3361 <value> |= one of the allowed values of trait | 3362 non-negative integer | <predef-allocator> 3363 -----------------------------------------------------------------------------*/ 3364 3365 static void __kmp_stg_parse_allocator(char const *name, char const *value, 3366 void *data) { 3367 const char *buf = value; 3368 const char *next, *scan, *start; 3369 char *key; 3370 omp_allocator_handle_t al; 3371 omp_memspace_handle_t ms = omp_default_mem_space; 3372 bool is_memspace = false; 3373 int ntraits = 0, count = 0; 3374 3375 SKIP_WS(buf); 3376 next = buf; 3377 const char *delim = strchr(buf, ':'); 3378 const char *predef_mem_space = strstr(buf, "mem_space"); 3379 3380 bool is_memalloc = (!predef_mem_space && !delim) ? true : false; 3381 3382 // Count the number of traits in the env var string 3383 if (delim) { 3384 ntraits = 1; 3385 for (scan = buf; *scan != '\0'; scan++) { 3386 if (*scan == ',') 3387 ntraits++; 3388 } 3389 } 3390 omp_alloctrait_t *traits = 3391 (omp_alloctrait_t *)KMP_ALLOCA(ntraits * sizeof(omp_alloctrait_t)); 3392 3393 // Helper macros 3394 #define IS_POWER_OF_TWO(n) (((n) & ((n)-1)) == 0) 3395 3396 #define GET_NEXT(sentinel) \ 3397 { \ 3398 SKIP_WS(next); \ 3399 if (*next == sentinel) \ 3400 next++; \ 3401 SKIP_WS(next); \ 3402 scan = next; \ 3403 } 3404 3405 #define SKIP_PAIR(key) \ 3406 { \ 3407 char const str_delimiter[] = {',', 0}; \ 3408 char *value = __kmp_str_token(CCAST(char *, scan), str_delimiter, \ 3409 CCAST(char **, &next)); \ 3410 KMP_WARNING(StgInvalidValue, key, value); \ 3411 ntraits--; \ 3412 SKIP_WS(next); \ 3413 scan = next; \ 3414 } 3415 3416 #define SET_KEY() \ 3417 { \ 3418 char const str_delimiter[] = {'=', 0}; \ 3419 key = __kmp_str_token(CCAST(char *, start), str_delimiter, \ 3420 CCAST(char **, &next)); \ 3421 scan = next; \ 3422 } 3423 3424 scan = next; 3425 while (*next != '\0') { 3426 if (is_memalloc || 3427 __kmp_match_str("fb_data", scan, &next)) { // allocator check 3428 start = scan; 3429 GET_NEXT('='); 3430 // check HBW and LCAP first as the only non-default supported 3431 if (__kmp_match_str("omp_high_bw_mem_alloc", scan, &next)) { 3432 SKIP_WS(next); 3433 if (is_memalloc) { 3434 if (__kmp_memkind_available) { 3435 __kmp_def_allocator = omp_high_bw_mem_alloc; 3436 return; 3437 } else { 3438 KMP_WARNING(OmpNoAllocator, "omp_high_bw_mem_alloc"); 3439 } 3440 } else { 3441 traits[count].key = omp_atk_fb_data; 3442 traits[count].value = RCAST(omp_uintptr_t, omp_high_bw_mem_alloc); 3443 } 3444 } else if (__kmp_match_str("omp_large_cap_mem_alloc", scan, &next)) { 3445 SKIP_WS(next); 3446 if (is_memalloc) { 3447 if (__kmp_memkind_available) { 3448 __kmp_def_allocator = omp_large_cap_mem_alloc; 3449 return; 3450 } else { 3451 KMP_WARNING(OmpNoAllocator, "omp_large_cap_mem_alloc"); 3452 } 3453 } else { 3454 traits[count].key = omp_atk_fb_data; 3455 traits[count].value = RCAST(omp_uintptr_t, omp_large_cap_mem_alloc); 3456 } 3457 } else if (__kmp_match_str("omp_default_mem_alloc", scan, &next)) { 3458 // default requested 3459 SKIP_WS(next); 3460 if (!is_memalloc) { 3461 traits[count].key = omp_atk_fb_data; 3462 traits[count].value = RCAST(omp_uintptr_t, omp_default_mem_alloc); 3463 } 3464 } else if (__kmp_match_str("omp_const_mem_alloc", scan, &next)) { 3465 SKIP_WS(next); 3466 if (is_memalloc) { 3467 KMP_WARNING(OmpNoAllocator, "omp_const_mem_alloc"); 3468 } else { 3469 traits[count].key = omp_atk_fb_data; 3470 traits[count].value = RCAST(omp_uintptr_t, omp_const_mem_alloc); 3471 } 3472 } else if (__kmp_match_str("omp_low_lat_mem_alloc", scan, &next)) { 3473 SKIP_WS(next); 3474 if (is_memalloc) { 3475 KMP_WARNING(OmpNoAllocator, "omp_low_lat_mem_alloc"); 3476 } else { 3477 traits[count].key = omp_atk_fb_data; 3478 traits[count].value = RCAST(omp_uintptr_t, omp_low_lat_mem_alloc); 3479 } 3480 } else if (__kmp_match_str("omp_cgroup_mem_alloc", scan, &next)) { 3481 SKIP_WS(next); 3482 if (is_memalloc) { 3483 KMP_WARNING(OmpNoAllocator, "omp_cgroup_mem_alloc"); 3484 } else { 3485 traits[count].key = omp_atk_fb_data; 3486 traits[count].value = RCAST(omp_uintptr_t, omp_cgroup_mem_alloc); 3487 } 3488 } else if (__kmp_match_str("omp_pteam_mem_alloc", scan, &next)) { 3489 SKIP_WS(next); 3490 if (is_memalloc) { 3491 KMP_WARNING(OmpNoAllocator, "omp_pteam_mem_alloc"); 3492 } else { 3493 traits[count].key = omp_atk_fb_data; 3494 traits[count].value = RCAST(omp_uintptr_t, omp_pteam_mem_alloc); 3495 } 3496 } else if (__kmp_match_str("omp_thread_mem_alloc", scan, &next)) { 3497 SKIP_WS(next); 3498 if (is_memalloc) { 3499 KMP_WARNING(OmpNoAllocator, "omp_thread_mem_alloc"); 3500 } else { 3501 traits[count].key = omp_atk_fb_data; 3502 traits[count].value = RCAST(omp_uintptr_t, omp_thread_mem_alloc); 3503 } 3504 } else { 3505 if (!is_memalloc) { 3506 SET_KEY(); 3507 SKIP_PAIR(key); 3508 continue; 3509 } 3510 } 3511 if (is_memalloc) { 3512 __kmp_def_allocator = omp_default_mem_alloc; 3513 if (next == buf || *next != '\0') { 3514 // either no match or extra symbols present after the matched token 3515 KMP_WARNING(StgInvalidValue, name, value); 3516 } 3517 return; 3518 } else { 3519 ++count; 3520 if (count == ntraits) 3521 break; 3522 GET_NEXT(','); 3523 } 3524 } else { // memspace 3525 if (!is_memspace) { 3526 if (__kmp_match_str("omp_default_mem_space", scan, &next)) { 3527 SKIP_WS(next); 3528 ms = omp_default_mem_space; 3529 } else if (__kmp_match_str("omp_large_cap_mem_space", scan, &next)) { 3530 SKIP_WS(next); 3531 ms = omp_large_cap_mem_space; 3532 } else if (__kmp_match_str("omp_const_mem_space", scan, &next)) { 3533 SKIP_WS(next); 3534 ms = omp_const_mem_space; 3535 } else if (__kmp_match_str("omp_high_bw_mem_space", scan, &next)) { 3536 SKIP_WS(next); 3537 ms = omp_high_bw_mem_space; 3538 } else if (__kmp_match_str("omp_low_lat_mem_space", scan, &next)) { 3539 SKIP_WS(next); 3540 ms = omp_low_lat_mem_space; 3541 } else { 3542 __kmp_def_allocator = omp_default_mem_alloc; 3543 if (next == buf || *next != '\0') { 3544 // either no match or extra symbols present after the matched token 3545 KMP_WARNING(StgInvalidValue, name, value); 3546 } 3547 return; 3548 } 3549 is_memspace = true; 3550 } 3551 if (delim) { // traits 3552 GET_NEXT(':'); 3553 start = scan; 3554 if (__kmp_match_str("sync_hint", scan, &next)) { 3555 GET_NEXT('='); 3556 traits[count].key = omp_atk_sync_hint; 3557 if (__kmp_match_str("contended", scan, &next)) { 3558 traits[count].value = omp_atv_contended; 3559 } else if (__kmp_match_str("uncontended", scan, &next)) { 3560 traits[count].value = omp_atv_uncontended; 3561 } else if (__kmp_match_str("serialized", scan, &next)) { 3562 traits[count].value = omp_atv_serialized; 3563 } else if (__kmp_match_str("private", scan, &next)) { 3564 traits[count].value = omp_atv_private; 3565 } else { 3566 SET_KEY(); 3567 SKIP_PAIR(key); 3568 continue; 3569 } 3570 } else if (__kmp_match_str("alignment", scan, &next)) { 3571 GET_NEXT('='); 3572 if (!isdigit(*next)) { 3573 SET_KEY(); 3574 SKIP_PAIR(key); 3575 continue; 3576 } 3577 SKIP_DIGITS(next); 3578 int n = __kmp_str_to_int(scan, ','); 3579 if (n < 0 || !IS_POWER_OF_TWO(n)) { 3580 SET_KEY(); 3581 SKIP_PAIR(key); 3582 continue; 3583 } 3584 traits[count].key = omp_atk_alignment; 3585 traits[count].value = n; 3586 } else if (__kmp_match_str("access", scan, &next)) { 3587 GET_NEXT('='); 3588 traits[count].key = omp_atk_access; 3589 if (__kmp_match_str("all", scan, &next)) { 3590 traits[count].value = omp_atv_all; 3591 } else if (__kmp_match_str("cgroup", scan, &next)) { 3592 traits[count].value = omp_atv_cgroup; 3593 } else if (__kmp_match_str("pteam", scan, &next)) { 3594 traits[count].value = omp_atv_pteam; 3595 } else if (__kmp_match_str("thread", scan, &next)) { 3596 traits[count].value = omp_atv_thread; 3597 } else { 3598 SET_KEY(); 3599 SKIP_PAIR(key); 3600 continue; 3601 } 3602 } else if (__kmp_match_str("pool_size", scan, &next)) { 3603 GET_NEXT('='); 3604 if (!isdigit(*next)) { 3605 SET_KEY(); 3606 SKIP_PAIR(key); 3607 continue; 3608 } 3609 SKIP_DIGITS(next); 3610 int n = __kmp_str_to_int(scan, ','); 3611 if (n < 0) { 3612 SET_KEY(); 3613 SKIP_PAIR(key); 3614 continue; 3615 } 3616 traits[count].key = omp_atk_pool_size; 3617 traits[count].value = n; 3618 } else if (__kmp_match_str("fallback", scan, &next)) { 3619 GET_NEXT('='); 3620 traits[count].key = omp_atk_fallback; 3621 if (__kmp_match_str("default_mem_fb", scan, &next)) { 3622 traits[count].value = omp_atv_default_mem_fb; 3623 } else if (__kmp_match_str("null_fb", scan, &next)) { 3624 traits[count].value = omp_atv_null_fb; 3625 } else if (__kmp_match_str("abort_fb", scan, &next)) { 3626 traits[count].value = omp_atv_abort_fb; 3627 } else if (__kmp_match_str("allocator_fb", scan, &next)) { 3628 traits[count].value = omp_atv_allocator_fb; 3629 } else { 3630 SET_KEY(); 3631 SKIP_PAIR(key); 3632 continue; 3633 } 3634 } else if (__kmp_match_str("pinned", scan, &next)) { 3635 GET_NEXT('='); 3636 traits[count].key = omp_atk_pinned; 3637 if (__kmp_str_match_true(next)) { 3638 traits[count].value = omp_atv_true; 3639 } else if (__kmp_str_match_false(next)) { 3640 traits[count].value = omp_atv_false; 3641 } else { 3642 SET_KEY(); 3643 SKIP_PAIR(key); 3644 continue; 3645 } 3646 } else if (__kmp_match_str("partition", scan, &next)) { 3647 GET_NEXT('='); 3648 traits[count].key = omp_atk_partition; 3649 if (__kmp_match_str("environment", scan, &next)) { 3650 traits[count].value = omp_atv_environment; 3651 } else if (__kmp_match_str("nearest", scan, &next)) { 3652 traits[count].value = omp_atv_nearest; 3653 } else if (__kmp_match_str("blocked", scan, &next)) { 3654 traits[count].value = omp_atv_blocked; 3655 } else if (__kmp_match_str("interleaved", scan, &next)) { 3656 traits[count].value = omp_atv_interleaved; 3657 } else { 3658 SET_KEY(); 3659 SKIP_PAIR(key); 3660 continue; 3661 } 3662 } else { 3663 SET_KEY(); 3664 SKIP_PAIR(key); 3665 continue; 3666 } 3667 SKIP_WS(next); 3668 ++count; 3669 if (count == ntraits) 3670 break; 3671 GET_NEXT(','); 3672 } // traits 3673 } // memspace 3674 } // while 3675 al = __kmpc_init_allocator(__kmp_get_gtid(), ms, ntraits, traits); 3676 __kmp_def_allocator = (al == omp_null_allocator) ? omp_default_mem_alloc : al; 3677 } 3678 3679 static void __kmp_stg_print_allocator(kmp_str_buf_t *buffer, char const *name, 3680 void *data) { 3681 if (__kmp_def_allocator == omp_default_mem_alloc) { 3682 __kmp_stg_print_str(buffer, name, "omp_default_mem_alloc"); 3683 } else if (__kmp_def_allocator == omp_high_bw_mem_alloc) { 3684 __kmp_stg_print_str(buffer, name, "omp_high_bw_mem_alloc"); 3685 } else if (__kmp_def_allocator == omp_large_cap_mem_alloc) { 3686 __kmp_stg_print_str(buffer, name, "omp_large_cap_mem_alloc"); 3687 } else if (__kmp_def_allocator == omp_const_mem_alloc) { 3688 __kmp_stg_print_str(buffer, name, "omp_const_mem_alloc"); 3689 } else if (__kmp_def_allocator == omp_low_lat_mem_alloc) { 3690 __kmp_stg_print_str(buffer, name, "omp_low_lat_mem_alloc"); 3691 } else if (__kmp_def_allocator == omp_cgroup_mem_alloc) { 3692 __kmp_stg_print_str(buffer, name, "omp_cgroup_mem_alloc"); 3693 } else if (__kmp_def_allocator == omp_pteam_mem_alloc) { 3694 __kmp_stg_print_str(buffer, name, "omp_pteam_mem_alloc"); 3695 } else if (__kmp_def_allocator == omp_thread_mem_alloc) { 3696 __kmp_stg_print_str(buffer, name, "omp_thread_mem_alloc"); 3697 } 3698 } 3699 3700 // ----------------------------------------------------------------------------- 3701 // OMP_DYNAMIC 3702 3703 static void __kmp_stg_parse_omp_dynamic(char const *name, char const *value, 3704 void *data) { 3705 __kmp_stg_parse_bool(name, value, &(__kmp_global.g.g_dynamic)); 3706 } // __kmp_stg_parse_omp_dynamic 3707 3708 static void __kmp_stg_print_omp_dynamic(kmp_str_buf_t *buffer, char const *name, 3709 void *data) { 3710 __kmp_stg_print_bool(buffer, name, __kmp_global.g.g_dynamic); 3711 } // __kmp_stg_print_omp_dynamic 3712 3713 static void __kmp_stg_parse_kmp_dynamic_mode(char const *name, 3714 char const *value, void *data) { 3715 if (TCR_4(__kmp_init_parallel)) { 3716 KMP_WARNING(EnvParallelWarn, name); 3717 __kmp_env_toPrint(name, 0); 3718 return; 3719 } 3720 #ifdef USE_LOAD_BALANCE 3721 else if (__kmp_str_match("load balance", 2, value) || 3722 __kmp_str_match("load_balance", 2, value) || 3723 __kmp_str_match("load-balance", 2, value) || 3724 __kmp_str_match("loadbalance", 2, value) || 3725 __kmp_str_match("balance", 1, value)) { 3726 __kmp_global.g.g_dynamic_mode = dynamic_load_balance; 3727 } 3728 #endif /* USE_LOAD_BALANCE */ 3729 else if (__kmp_str_match("thread limit", 1, value) || 3730 __kmp_str_match("thread_limit", 1, value) || 3731 __kmp_str_match("thread-limit", 1, value) || 3732 __kmp_str_match("threadlimit", 1, value) || 3733 __kmp_str_match("limit", 2, value)) { 3734 __kmp_global.g.g_dynamic_mode = dynamic_thread_limit; 3735 } else if (__kmp_str_match("random", 1, value)) { 3736 __kmp_global.g.g_dynamic_mode = dynamic_random; 3737 } else { 3738 KMP_WARNING(StgInvalidValue, name, value); 3739 } 3740 } //__kmp_stg_parse_kmp_dynamic_mode 3741 3742 static void __kmp_stg_print_kmp_dynamic_mode(kmp_str_buf_t *buffer, 3743 char const *name, void *data) { 3744 #if KMP_DEBUG 3745 if (__kmp_global.g.g_dynamic_mode == dynamic_default) { 3746 __kmp_str_buf_print(buffer, " %s: %s \n", name, KMP_I18N_STR(NotDefined)); 3747 } 3748 #ifdef USE_LOAD_BALANCE 3749 else if (__kmp_global.g.g_dynamic_mode == dynamic_load_balance) { 3750 __kmp_stg_print_str(buffer, name, "load balance"); 3751 } 3752 #endif /* USE_LOAD_BALANCE */ 3753 else if (__kmp_global.g.g_dynamic_mode == dynamic_thread_limit) { 3754 __kmp_stg_print_str(buffer, name, "thread limit"); 3755 } else if (__kmp_global.g.g_dynamic_mode == dynamic_random) { 3756 __kmp_stg_print_str(buffer, name, "random"); 3757 } else { 3758 KMP_ASSERT(0); 3759 } 3760 #endif /* KMP_DEBUG */ 3761 } // __kmp_stg_print_kmp_dynamic_mode 3762 3763 #ifdef USE_LOAD_BALANCE 3764 3765 // ----------------------------------------------------------------------------- 3766 // KMP_LOAD_BALANCE_INTERVAL 3767 3768 static void __kmp_stg_parse_ld_balance_interval(char const *name, 3769 char const *value, void *data) { 3770 double interval = __kmp_convert_to_double(value); 3771 if (interval >= 0) { 3772 __kmp_load_balance_interval = interval; 3773 } else { 3774 KMP_WARNING(StgInvalidValue, name, value); 3775 } 3776 } // __kmp_stg_parse_load_balance_interval 3777 3778 static void __kmp_stg_print_ld_balance_interval(kmp_str_buf_t *buffer, 3779 char const *name, void *data) { 3780 #if KMP_DEBUG 3781 __kmp_str_buf_print(buffer, " %s=%8.6f\n", name, 3782 __kmp_load_balance_interval); 3783 #endif /* KMP_DEBUG */ 3784 } // __kmp_stg_print_load_balance_interval 3785 3786 #endif /* USE_LOAD_BALANCE */ 3787 3788 // ----------------------------------------------------------------------------- 3789 // KMP_INIT_AT_FORK 3790 3791 static void __kmp_stg_parse_init_at_fork(char const *name, char const *value, 3792 void *data) { 3793 __kmp_stg_parse_bool(name, value, &__kmp_need_register_atfork); 3794 if (__kmp_need_register_atfork) { 3795 __kmp_need_register_atfork_specified = TRUE; 3796 } 3797 } // __kmp_stg_parse_init_at_fork 3798 3799 static void __kmp_stg_print_init_at_fork(kmp_str_buf_t *buffer, 3800 char const *name, void *data) { 3801 __kmp_stg_print_bool(buffer, name, __kmp_need_register_atfork_specified); 3802 } // __kmp_stg_print_init_at_fork 3803 3804 // ----------------------------------------------------------------------------- 3805 // KMP_SCHEDULE 3806 3807 static void __kmp_stg_parse_schedule(char const *name, char const *value, 3808 void *data) { 3809 3810 if (value != NULL) { 3811 size_t length = KMP_STRLEN(value); 3812 if (length > INT_MAX) { 3813 KMP_WARNING(LongValue, name); 3814 } else { 3815 const char *semicolon; 3816 if (value[length - 1] == '"' || value[length - 1] == '\'') 3817 KMP_WARNING(UnbalancedQuotes, name); 3818 do { 3819 char sentinel; 3820 3821 semicolon = strchr(value, ';'); 3822 if (*value && semicolon != value) { 3823 const char *comma = strchr(value, ','); 3824 3825 if (comma) { 3826 ++comma; 3827 sentinel = ','; 3828 } else 3829 sentinel = ';'; 3830 if (!__kmp_strcasecmp_with_sentinel("static", value, sentinel)) { 3831 if (!__kmp_strcasecmp_with_sentinel("greedy", comma, ';')) { 3832 __kmp_static = kmp_sch_static_greedy; 3833 continue; 3834 } else if (!__kmp_strcasecmp_with_sentinel("balanced", comma, 3835 ';')) { 3836 __kmp_static = kmp_sch_static_balanced; 3837 continue; 3838 } 3839 } else if (!__kmp_strcasecmp_with_sentinel("guided", value, 3840 sentinel)) { 3841 if (!__kmp_strcasecmp_with_sentinel("iterative", comma, ';')) { 3842 __kmp_guided = kmp_sch_guided_iterative_chunked; 3843 continue; 3844 } else if (!__kmp_strcasecmp_with_sentinel("analytical", comma, 3845 ';')) { 3846 /* analytical not allowed for too many threads */ 3847 __kmp_guided = kmp_sch_guided_analytical_chunked; 3848 continue; 3849 } 3850 } 3851 KMP_WARNING(InvalidClause, name, value); 3852 } else 3853 KMP_WARNING(EmptyClause, name); 3854 } while ((value = semicolon ? semicolon + 1 : NULL)); 3855 } 3856 } 3857 3858 } // __kmp_stg_parse__schedule 3859 3860 static void __kmp_stg_print_schedule(kmp_str_buf_t *buffer, char const *name, 3861 void *data) { 3862 if (__kmp_env_format) { 3863 KMP_STR_BUF_PRINT_NAME_EX(name); 3864 } else { 3865 __kmp_str_buf_print(buffer, " %s='", name); 3866 } 3867 if (__kmp_static == kmp_sch_static_greedy) { 3868 __kmp_str_buf_print(buffer, "%s", "static,greedy"); 3869 } else if (__kmp_static == kmp_sch_static_balanced) { 3870 __kmp_str_buf_print(buffer, "%s", "static,balanced"); 3871 } 3872 if (__kmp_guided == kmp_sch_guided_iterative_chunked) { 3873 __kmp_str_buf_print(buffer, ";%s'\n", "guided,iterative"); 3874 } else if (__kmp_guided == kmp_sch_guided_analytical_chunked) { 3875 __kmp_str_buf_print(buffer, ";%s'\n", "guided,analytical"); 3876 } 3877 } // __kmp_stg_print_schedule 3878 3879 // ----------------------------------------------------------------------------- 3880 // OMP_SCHEDULE 3881 3882 static inline void __kmp_omp_schedule_restore() { 3883 #if KMP_USE_HIER_SCHED 3884 __kmp_hier_scheds.deallocate(); 3885 #endif 3886 __kmp_chunk = 0; 3887 __kmp_sched = kmp_sch_default; 3888 } 3889 3890 // if parse_hier = true: 3891 // Parse [HW,][modifier:]kind[,chunk] 3892 // else: 3893 // Parse [modifier:]kind[,chunk] 3894 static const char *__kmp_parse_single_omp_schedule(const char *name, 3895 const char *value, 3896 bool parse_hier = false) { 3897 /* get the specified scheduling style */ 3898 const char *ptr = value; 3899 const char *delim; 3900 int chunk = 0; 3901 enum sched_type sched = kmp_sch_default; 3902 if (*ptr == '\0') 3903 return NULL; 3904 delim = ptr; 3905 while (*delim != ',' && *delim != ':' && *delim != '\0') 3906 delim++; 3907 #if KMP_USE_HIER_SCHED 3908 kmp_hier_layer_e layer = kmp_hier_layer_e::LAYER_THREAD; 3909 if (parse_hier) { 3910 if (*delim == ',') { 3911 if (!__kmp_strcasecmp_with_sentinel("L1", ptr, ',')) { 3912 layer = kmp_hier_layer_e::LAYER_L1; 3913 } else if (!__kmp_strcasecmp_with_sentinel("L2", ptr, ',')) { 3914 layer = kmp_hier_layer_e::LAYER_L2; 3915 } else if (!__kmp_strcasecmp_with_sentinel("L3", ptr, ',')) { 3916 layer = kmp_hier_layer_e::LAYER_L3; 3917 } else if (!__kmp_strcasecmp_with_sentinel("NUMA", ptr, ',')) { 3918 layer = kmp_hier_layer_e::LAYER_NUMA; 3919 } 3920 } 3921 if (layer != kmp_hier_layer_e::LAYER_THREAD && *delim != ',') { 3922 // If there is no comma after the layer, then this schedule is invalid 3923 KMP_WARNING(StgInvalidValue, name, value); 3924 __kmp_omp_schedule_restore(); 3925 return NULL; 3926 } else if (layer != kmp_hier_layer_e::LAYER_THREAD) { 3927 ptr = ++delim; 3928 while (*delim != ',' && *delim != ':' && *delim != '\0') 3929 delim++; 3930 } 3931 } 3932 #endif // KMP_USE_HIER_SCHED 3933 // Read in schedule modifier if specified 3934 enum sched_type sched_modifier = (enum sched_type)0; 3935 if (*delim == ':') { 3936 if (!__kmp_strcasecmp_with_sentinel("monotonic", ptr, *delim)) { 3937 sched_modifier = sched_type::kmp_sch_modifier_monotonic; 3938 ptr = ++delim; 3939 while (*delim != ',' && *delim != ':' && *delim != '\0') 3940 delim++; 3941 } else if (!__kmp_strcasecmp_with_sentinel("nonmonotonic", ptr, *delim)) { 3942 sched_modifier = sched_type::kmp_sch_modifier_nonmonotonic; 3943 ptr = ++delim; 3944 while (*delim != ',' && *delim != ':' && *delim != '\0') 3945 delim++; 3946 } else if (!parse_hier) { 3947 // If there is no proper schedule modifier, then this schedule is invalid 3948 KMP_WARNING(StgInvalidValue, name, value); 3949 __kmp_omp_schedule_restore(); 3950 return NULL; 3951 } 3952 } 3953 // Read in schedule kind (required) 3954 if (!__kmp_strcasecmp_with_sentinel("dynamic", ptr, *delim)) 3955 sched = kmp_sch_dynamic_chunked; 3956 else if (!__kmp_strcasecmp_with_sentinel("guided", ptr, *delim)) 3957 sched = kmp_sch_guided_chunked; 3958 // AC: TODO: probably remove TRAPEZOIDAL (OMP 3.0 does not allow it) 3959 else if (!__kmp_strcasecmp_with_sentinel("auto", ptr, *delim)) 3960 sched = kmp_sch_auto; 3961 else if (!__kmp_strcasecmp_with_sentinel("trapezoidal", ptr, *delim)) 3962 sched = kmp_sch_trapezoidal; 3963 else if (!__kmp_strcasecmp_with_sentinel("static", ptr, *delim)) 3964 sched = kmp_sch_static; 3965 #if KMP_STATIC_STEAL_ENABLED 3966 else if (!__kmp_strcasecmp_with_sentinel("static_steal", ptr, *delim)) 3967 sched = kmp_sch_static_steal; 3968 #endif 3969 else { 3970 // If there is no proper schedule kind, then this schedule is invalid 3971 KMP_WARNING(StgInvalidValue, name, value); 3972 __kmp_omp_schedule_restore(); 3973 return NULL; 3974 } 3975 3976 // Read in schedule chunk size if specified 3977 if (*delim == ',') { 3978 ptr = delim + 1; 3979 SKIP_WS(ptr); 3980 if (!isdigit(*ptr)) { 3981 // If there is no chunk after comma, then this schedule is invalid 3982 KMP_WARNING(StgInvalidValue, name, value); 3983 __kmp_omp_schedule_restore(); 3984 return NULL; 3985 } 3986 SKIP_DIGITS(ptr); 3987 // auto schedule should not specify chunk size 3988 if (sched == kmp_sch_auto) { 3989 __kmp_msg(kmp_ms_warning, KMP_MSG(IgnoreChunk, name, delim), 3990 __kmp_msg_null); 3991 } else { 3992 if (sched == kmp_sch_static) 3993 sched = kmp_sch_static_chunked; 3994 chunk = __kmp_str_to_int(delim + 1, *ptr); 3995 if (chunk < 1) { 3996 chunk = KMP_DEFAULT_CHUNK; 3997 __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidChunk, name, delim), 3998 __kmp_msg_null); 3999 KMP_INFORM(Using_int_Value, name, __kmp_chunk); 4000 // AC: next block commented out until KMP_DEFAULT_CHUNK != KMP_MIN_CHUNK 4001 // (to improve code coverage :) 4002 // The default chunk size is 1 according to standard, thus making 4003 // KMP_MIN_CHUNK not 1 we would introduce mess: 4004 // wrong chunk becomes 1, but it will be impossible to explicitly set 4005 // to 1 because it becomes KMP_MIN_CHUNK... 4006 // } else if ( chunk < KMP_MIN_CHUNK ) { 4007 // chunk = KMP_MIN_CHUNK; 4008 } else if (chunk > KMP_MAX_CHUNK) { 4009 chunk = KMP_MAX_CHUNK; 4010 __kmp_msg(kmp_ms_warning, KMP_MSG(LargeChunk, name, delim), 4011 __kmp_msg_null); 4012 KMP_INFORM(Using_int_Value, name, chunk); 4013 } 4014 } 4015 } else { 4016 ptr = delim; 4017 } 4018 4019 SCHEDULE_SET_MODIFIERS(sched, sched_modifier); 4020 4021 #if KMP_USE_HIER_SCHED 4022 if (layer != kmp_hier_layer_e::LAYER_THREAD) { 4023 __kmp_hier_scheds.append(sched, chunk, layer); 4024 } else 4025 #endif 4026 { 4027 __kmp_chunk = chunk; 4028 __kmp_sched = sched; 4029 } 4030 return ptr; 4031 } 4032 4033 static void __kmp_stg_parse_omp_schedule(char const *name, char const *value, 4034 void *data) { 4035 size_t length; 4036 const char *ptr = value; 4037 SKIP_WS(ptr); 4038 if (value) { 4039 length = KMP_STRLEN(value); 4040 if (length) { 4041 if (value[length - 1] == '"' || value[length - 1] == '\'') 4042 KMP_WARNING(UnbalancedQuotes, name); 4043 /* get the specified scheduling style */ 4044 #if KMP_USE_HIER_SCHED 4045 if (!__kmp_strcasecmp_with_sentinel("EXPERIMENTAL", ptr, ' ')) { 4046 SKIP_TOKEN(ptr); 4047 SKIP_WS(ptr); 4048 while ((ptr = __kmp_parse_single_omp_schedule(name, ptr, true))) { 4049 while (*ptr == ' ' || *ptr == '\t' || *ptr == ':') 4050 ptr++; 4051 if (*ptr == '\0') 4052 break; 4053 } 4054 } else 4055 #endif 4056 __kmp_parse_single_omp_schedule(name, ptr); 4057 } else 4058 KMP_WARNING(EmptyString, name); 4059 } 4060 #if KMP_USE_HIER_SCHED 4061 __kmp_hier_scheds.sort(); 4062 #endif 4063 K_DIAG(1, ("__kmp_static == %d\n", __kmp_static)) 4064 K_DIAG(1, ("__kmp_guided == %d\n", __kmp_guided)) 4065 K_DIAG(1, ("__kmp_sched == %d\n", __kmp_sched)) 4066 K_DIAG(1, ("__kmp_chunk == %d\n", __kmp_chunk)) 4067 } // __kmp_stg_parse_omp_schedule 4068 4069 static void __kmp_stg_print_omp_schedule(kmp_str_buf_t *buffer, 4070 char const *name, void *data) { 4071 if (__kmp_env_format) { 4072 KMP_STR_BUF_PRINT_NAME_EX(name); 4073 } else { 4074 __kmp_str_buf_print(buffer, " %s='", name); 4075 } 4076 enum sched_type sched = SCHEDULE_WITHOUT_MODIFIERS(__kmp_sched); 4077 if (SCHEDULE_HAS_MONOTONIC(__kmp_sched)) { 4078 __kmp_str_buf_print(buffer, "monotonic:"); 4079 } else if (SCHEDULE_HAS_NONMONOTONIC(__kmp_sched)) { 4080 __kmp_str_buf_print(buffer, "nonmonotonic:"); 4081 } 4082 if (__kmp_chunk) { 4083 switch (sched) { 4084 case kmp_sch_dynamic_chunked: 4085 __kmp_str_buf_print(buffer, "%s,%d'\n", "dynamic", __kmp_chunk); 4086 break; 4087 case kmp_sch_guided_iterative_chunked: 4088 case kmp_sch_guided_analytical_chunked: 4089 __kmp_str_buf_print(buffer, "%s,%d'\n", "guided", __kmp_chunk); 4090 break; 4091 case kmp_sch_trapezoidal: 4092 __kmp_str_buf_print(buffer, "%s,%d'\n", "trapezoidal", __kmp_chunk); 4093 break; 4094 case kmp_sch_static: 4095 case kmp_sch_static_chunked: 4096 case kmp_sch_static_balanced: 4097 case kmp_sch_static_greedy: 4098 __kmp_str_buf_print(buffer, "%s,%d'\n", "static", __kmp_chunk); 4099 break; 4100 case kmp_sch_static_steal: 4101 __kmp_str_buf_print(buffer, "%s,%d'\n", "static_steal", __kmp_chunk); 4102 break; 4103 case kmp_sch_auto: 4104 __kmp_str_buf_print(buffer, "%s,%d'\n", "auto", __kmp_chunk); 4105 break; 4106 } 4107 } else { 4108 switch (sched) { 4109 case kmp_sch_dynamic_chunked: 4110 __kmp_str_buf_print(buffer, "%s'\n", "dynamic"); 4111 break; 4112 case kmp_sch_guided_iterative_chunked: 4113 case kmp_sch_guided_analytical_chunked: 4114 __kmp_str_buf_print(buffer, "%s'\n", "guided"); 4115 break; 4116 case kmp_sch_trapezoidal: 4117 __kmp_str_buf_print(buffer, "%s'\n", "trapezoidal"); 4118 break; 4119 case kmp_sch_static: 4120 case kmp_sch_static_chunked: 4121 case kmp_sch_static_balanced: 4122 case kmp_sch_static_greedy: 4123 __kmp_str_buf_print(buffer, "%s'\n", "static"); 4124 break; 4125 case kmp_sch_static_steal: 4126 __kmp_str_buf_print(buffer, "%s'\n", "static_steal"); 4127 break; 4128 case kmp_sch_auto: 4129 __kmp_str_buf_print(buffer, "%s'\n", "auto"); 4130 break; 4131 } 4132 } 4133 } // __kmp_stg_print_omp_schedule 4134 4135 #if KMP_USE_HIER_SCHED 4136 // ----------------------------------------------------------------------------- 4137 // KMP_DISP_HAND_THREAD 4138 static void __kmp_stg_parse_kmp_hand_thread(char const *name, char const *value, 4139 void *data) { 4140 __kmp_stg_parse_bool(name, value, &(__kmp_dispatch_hand_threading)); 4141 } // __kmp_stg_parse_kmp_hand_thread 4142 4143 static void __kmp_stg_print_kmp_hand_thread(kmp_str_buf_t *buffer, 4144 char const *name, void *data) { 4145 __kmp_stg_print_bool(buffer, name, __kmp_dispatch_hand_threading); 4146 } // __kmp_stg_print_kmp_hand_thread 4147 #endif 4148 4149 // ----------------------------------------------------------------------------- 4150 // KMP_FORCE_MONOTONIC_DYNAMIC_SCHEDULE 4151 static void __kmp_stg_parse_kmp_force_monotonic(char const *name, 4152 char const *value, void *data) { 4153 __kmp_stg_parse_bool(name, value, &(__kmp_force_monotonic)); 4154 } // __kmp_stg_parse_kmp_force_monotonic 4155 4156 static void __kmp_stg_print_kmp_force_monotonic(kmp_str_buf_t *buffer, 4157 char const *name, void *data) { 4158 __kmp_stg_print_bool(buffer, name, __kmp_force_monotonic); 4159 } // __kmp_stg_print_kmp_force_monotonic 4160 4161 // ----------------------------------------------------------------------------- 4162 // KMP_ATOMIC_MODE 4163 4164 static void __kmp_stg_parse_atomic_mode(char const *name, char const *value, 4165 void *data) { 4166 // Modes: 0 -- do not change default; 1 -- Intel perf mode, 2 -- GOMP 4167 // compatibility mode. 4168 int mode = 0; 4169 int max = 1; 4170 #ifdef KMP_GOMP_COMPAT 4171 max = 2; 4172 #endif /* KMP_GOMP_COMPAT */ 4173 __kmp_stg_parse_int(name, value, 0, max, &mode); 4174 // TODO; parse_int is not very suitable for this case. In case of overflow it 4175 // is better to use 4176 // 0 rather that max value. 4177 if (mode > 0) { 4178 __kmp_atomic_mode = mode; 4179 } 4180 } // __kmp_stg_parse_atomic_mode 4181 4182 static void __kmp_stg_print_atomic_mode(kmp_str_buf_t *buffer, char const *name, 4183 void *data) { 4184 __kmp_stg_print_int(buffer, name, __kmp_atomic_mode); 4185 } // __kmp_stg_print_atomic_mode 4186 4187 // ----------------------------------------------------------------------------- 4188 // KMP_CONSISTENCY_CHECK 4189 4190 static void __kmp_stg_parse_consistency_check(char const *name, 4191 char const *value, void *data) { 4192 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) { 4193 // Note, this will not work from kmp_set_defaults because th_cons stack was 4194 // not allocated 4195 // for existed thread(s) thus the first __kmp_push_<construct> will break 4196 // with assertion. 4197 // TODO: allocate th_cons if called from kmp_set_defaults. 4198 __kmp_env_consistency_check = TRUE; 4199 } else if (!__kmp_strcasecmp_with_sentinel("none", value, 0)) { 4200 __kmp_env_consistency_check = FALSE; 4201 } else { 4202 KMP_WARNING(StgInvalidValue, name, value); 4203 } 4204 } // __kmp_stg_parse_consistency_check 4205 4206 static void __kmp_stg_print_consistency_check(kmp_str_buf_t *buffer, 4207 char const *name, void *data) { 4208 #if KMP_DEBUG 4209 const char *value = NULL; 4210 4211 if (__kmp_env_consistency_check) { 4212 value = "all"; 4213 } else { 4214 value = "none"; 4215 } 4216 4217 if (value != NULL) { 4218 __kmp_stg_print_str(buffer, name, value); 4219 } 4220 #endif /* KMP_DEBUG */ 4221 } // __kmp_stg_print_consistency_check 4222 4223 #if USE_ITT_BUILD 4224 // ----------------------------------------------------------------------------- 4225 // KMP_ITT_PREPARE_DELAY 4226 4227 #if USE_ITT_NOTIFY 4228 4229 static void __kmp_stg_parse_itt_prepare_delay(char const *name, 4230 char const *value, void *data) { 4231 // Experimental code: KMP_ITT_PREPARE_DELAY specifies numbert of loop 4232 // iterations. 4233 int delay = 0; 4234 __kmp_stg_parse_int(name, value, 0, INT_MAX, &delay); 4235 __kmp_itt_prepare_delay = delay; 4236 } // __kmp_str_parse_itt_prepare_delay 4237 4238 static void __kmp_stg_print_itt_prepare_delay(kmp_str_buf_t *buffer, 4239 char const *name, void *data) { 4240 __kmp_stg_print_uint64(buffer, name, __kmp_itt_prepare_delay); 4241 4242 } // __kmp_str_print_itt_prepare_delay 4243 4244 #endif // USE_ITT_NOTIFY 4245 #endif /* USE_ITT_BUILD */ 4246 4247 // ----------------------------------------------------------------------------- 4248 // KMP_MALLOC_POOL_INCR 4249 4250 static void __kmp_stg_parse_malloc_pool_incr(char const *name, 4251 char const *value, void *data) { 4252 __kmp_stg_parse_size(name, value, KMP_MIN_MALLOC_POOL_INCR, 4253 KMP_MAX_MALLOC_POOL_INCR, NULL, &__kmp_malloc_pool_incr, 4254 1); 4255 } // __kmp_stg_parse_malloc_pool_incr 4256 4257 static void __kmp_stg_print_malloc_pool_incr(kmp_str_buf_t *buffer, 4258 char const *name, void *data) { 4259 __kmp_stg_print_size(buffer, name, __kmp_malloc_pool_incr); 4260 4261 } // _kmp_stg_print_malloc_pool_incr 4262 4263 #ifdef KMP_DEBUG 4264 4265 // ----------------------------------------------------------------------------- 4266 // KMP_PAR_RANGE 4267 4268 static void __kmp_stg_parse_par_range_env(char const *name, char const *value, 4269 void *data) { 4270 __kmp_stg_parse_par_range(name, value, &__kmp_par_range, 4271 __kmp_par_range_routine, __kmp_par_range_filename, 4272 &__kmp_par_range_lb, &__kmp_par_range_ub); 4273 } // __kmp_stg_parse_par_range_env 4274 4275 static void __kmp_stg_print_par_range_env(kmp_str_buf_t *buffer, 4276 char const *name, void *data) { 4277 if (__kmp_par_range != 0) { 4278 __kmp_stg_print_str(buffer, name, par_range_to_print); 4279 } 4280 } // __kmp_stg_print_par_range_env 4281 4282 #endif 4283 4284 // ----------------------------------------------------------------------------- 4285 // KMP_GTID_MODE 4286 4287 static void __kmp_stg_parse_gtid_mode(char const *name, char const *value, 4288 void *data) { 4289 // Modes: 4290 // 0 -- do not change default 4291 // 1 -- sp search 4292 // 2 -- use "keyed" TLS var, i.e. 4293 // pthread_getspecific(Linux* OS/OS X*) or TlsGetValue(Windows* OS) 4294 // 3 -- __declspec(thread) TLS var in tdata section 4295 int mode = 0; 4296 int max = 2; 4297 #ifdef KMP_TDATA_GTID 4298 max = 3; 4299 #endif /* KMP_TDATA_GTID */ 4300 __kmp_stg_parse_int(name, value, 0, max, &mode); 4301 // TODO; parse_int is not very suitable for this case. In case of overflow it 4302 // is better to use 0 rather that max value. 4303 if (mode == 0) { 4304 __kmp_adjust_gtid_mode = TRUE; 4305 } else { 4306 __kmp_gtid_mode = mode; 4307 __kmp_adjust_gtid_mode = FALSE; 4308 } 4309 } // __kmp_str_parse_gtid_mode 4310 4311 static void __kmp_stg_print_gtid_mode(kmp_str_buf_t *buffer, char const *name, 4312 void *data) { 4313 if (__kmp_adjust_gtid_mode) { 4314 __kmp_stg_print_int(buffer, name, 0); 4315 } else { 4316 __kmp_stg_print_int(buffer, name, __kmp_gtid_mode); 4317 } 4318 } // __kmp_stg_print_gtid_mode 4319 4320 // ----------------------------------------------------------------------------- 4321 // KMP_NUM_LOCKS_IN_BLOCK 4322 4323 static void __kmp_stg_parse_lock_block(char const *name, char const *value, 4324 void *data) { 4325 __kmp_stg_parse_int(name, value, 0, KMP_INT_MAX, &__kmp_num_locks_in_block); 4326 } // __kmp_str_parse_lock_block 4327 4328 static void __kmp_stg_print_lock_block(kmp_str_buf_t *buffer, char const *name, 4329 void *data) { 4330 __kmp_stg_print_int(buffer, name, __kmp_num_locks_in_block); 4331 } // __kmp_stg_print_lock_block 4332 4333 // ----------------------------------------------------------------------------- 4334 // KMP_LOCK_KIND 4335 4336 #if KMP_USE_DYNAMIC_LOCK 4337 #define KMP_STORE_LOCK_SEQ(a) (__kmp_user_lock_seq = lockseq_##a) 4338 #else 4339 #define KMP_STORE_LOCK_SEQ(a) 4340 #endif 4341 4342 static void __kmp_stg_parse_lock_kind(char const *name, char const *value, 4343 void *data) { 4344 if (__kmp_init_user_locks) { 4345 KMP_WARNING(EnvLockWarn, name); 4346 return; 4347 } 4348 4349 if (__kmp_str_match("tas", 2, value) || 4350 __kmp_str_match("test and set", 2, value) || 4351 __kmp_str_match("test_and_set", 2, value) || 4352 __kmp_str_match("test-and-set", 2, value) || 4353 __kmp_str_match("test andset", 2, value) || 4354 __kmp_str_match("test_andset", 2, value) || 4355 __kmp_str_match("test-andset", 2, value) || 4356 __kmp_str_match("testand set", 2, value) || 4357 __kmp_str_match("testand_set", 2, value) || 4358 __kmp_str_match("testand-set", 2, value) || 4359 __kmp_str_match("testandset", 2, value)) { 4360 __kmp_user_lock_kind = lk_tas; 4361 KMP_STORE_LOCK_SEQ(tas); 4362 } 4363 #if KMP_USE_FUTEX 4364 else if (__kmp_str_match("futex", 1, value)) { 4365 if (__kmp_futex_determine_capable()) { 4366 __kmp_user_lock_kind = lk_futex; 4367 KMP_STORE_LOCK_SEQ(futex); 4368 } else { 4369 KMP_WARNING(FutexNotSupported, name, value); 4370 } 4371 } 4372 #endif 4373 else if (__kmp_str_match("ticket", 2, value)) { 4374 __kmp_user_lock_kind = lk_ticket; 4375 KMP_STORE_LOCK_SEQ(ticket); 4376 } else if (__kmp_str_match("queuing", 1, value) || 4377 __kmp_str_match("queue", 1, value)) { 4378 __kmp_user_lock_kind = lk_queuing; 4379 KMP_STORE_LOCK_SEQ(queuing); 4380 } else if (__kmp_str_match("drdpa ticket", 1, value) || 4381 __kmp_str_match("drdpa_ticket", 1, value) || 4382 __kmp_str_match("drdpa-ticket", 1, value) || 4383 __kmp_str_match("drdpaticket", 1, value) || 4384 __kmp_str_match("drdpa", 1, value)) { 4385 __kmp_user_lock_kind = lk_drdpa; 4386 KMP_STORE_LOCK_SEQ(drdpa); 4387 } 4388 #if KMP_USE_ADAPTIVE_LOCKS 4389 else if (__kmp_str_match("adaptive", 1, value)) { 4390 if (__kmp_cpuinfo.rtm) { // ??? Is cpuinfo available here? 4391 __kmp_user_lock_kind = lk_adaptive; 4392 KMP_STORE_LOCK_SEQ(adaptive); 4393 } else { 4394 KMP_WARNING(AdaptiveNotSupported, name, value); 4395 __kmp_user_lock_kind = lk_queuing; 4396 KMP_STORE_LOCK_SEQ(queuing); 4397 } 4398 } 4399 #endif // KMP_USE_ADAPTIVE_LOCKS 4400 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX 4401 else if (__kmp_str_match("rtm_queuing", 1, value)) { 4402 if (__kmp_cpuinfo.rtm) { 4403 __kmp_user_lock_kind = lk_rtm_queuing; 4404 KMP_STORE_LOCK_SEQ(rtm_queuing); 4405 } else { 4406 KMP_WARNING(AdaptiveNotSupported, name, value); 4407 __kmp_user_lock_kind = lk_queuing; 4408 KMP_STORE_LOCK_SEQ(queuing); 4409 } 4410 } else if (__kmp_str_match("rtm_spin", 1, value)) { 4411 if (__kmp_cpuinfo.rtm) { 4412 __kmp_user_lock_kind = lk_rtm_spin; 4413 KMP_STORE_LOCK_SEQ(rtm_spin); 4414 } else { 4415 KMP_WARNING(AdaptiveNotSupported, name, value); 4416 __kmp_user_lock_kind = lk_tas; 4417 KMP_STORE_LOCK_SEQ(queuing); 4418 } 4419 } else if (__kmp_str_match("hle", 1, value)) { 4420 __kmp_user_lock_kind = lk_hle; 4421 KMP_STORE_LOCK_SEQ(hle); 4422 } 4423 #endif 4424 else { 4425 KMP_WARNING(StgInvalidValue, name, value); 4426 } 4427 } 4428 4429 static void __kmp_stg_print_lock_kind(kmp_str_buf_t *buffer, char const *name, 4430 void *data) { 4431 const char *value = NULL; 4432 4433 switch (__kmp_user_lock_kind) { 4434 case lk_default: 4435 value = "default"; 4436 break; 4437 4438 case lk_tas: 4439 value = "tas"; 4440 break; 4441 4442 #if KMP_USE_FUTEX 4443 case lk_futex: 4444 value = "futex"; 4445 break; 4446 #endif 4447 4448 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX 4449 case lk_rtm_queuing: 4450 value = "rtm_queuing"; 4451 break; 4452 4453 case lk_rtm_spin: 4454 value = "rtm_spin"; 4455 break; 4456 4457 case lk_hle: 4458 value = "hle"; 4459 break; 4460 #endif 4461 4462 case lk_ticket: 4463 value = "ticket"; 4464 break; 4465 4466 case lk_queuing: 4467 value = "queuing"; 4468 break; 4469 4470 case lk_drdpa: 4471 value = "drdpa"; 4472 break; 4473 #if KMP_USE_ADAPTIVE_LOCKS 4474 case lk_adaptive: 4475 value = "adaptive"; 4476 break; 4477 #endif 4478 } 4479 4480 if (value != NULL) { 4481 __kmp_stg_print_str(buffer, name, value); 4482 } 4483 } 4484 4485 // ----------------------------------------------------------------------------- 4486 // KMP_SPIN_BACKOFF_PARAMS 4487 4488 // KMP_SPIN_BACKOFF_PARAMS=max_backoff[,min_tick] (max backoff size, min tick 4489 // for machine pause) 4490 static void __kmp_stg_parse_spin_backoff_params(const char *name, 4491 const char *value, void *data) { 4492 const char *next = value; 4493 4494 int total = 0; // Count elements that were set. It'll be used as an array size 4495 int prev_comma = FALSE; // For correct processing sequential commas 4496 int i; 4497 4498 kmp_uint32 max_backoff = __kmp_spin_backoff_params.max_backoff; 4499 kmp_uint32 min_tick = __kmp_spin_backoff_params.min_tick; 4500 4501 // Run only 3 iterations because it is enough to read two values or find a 4502 // syntax error 4503 for (i = 0; i < 3; i++) { 4504 SKIP_WS(next); 4505 4506 if (*next == '\0') { 4507 break; 4508 } 4509 // Next character is not an integer or not a comma OR number of values > 2 4510 // => end of list 4511 if (((*next < '0' || *next > '9') && *next != ',') || total > 2) { 4512 KMP_WARNING(EnvSyntaxError, name, value); 4513 return; 4514 } 4515 // The next character is ',' 4516 if (*next == ',') { 4517 // ',' is the first character 4518 if (total == 0 || prev_comma) { 4519 total++; 4520 } 4521 prev_comma = TRUE; 4522 next++; // skip ',' 4523 SKIP_WS(next); 4524 } 4525 // Next character is a digit 4526 if (*next >= '0' && *next <= '9') { 4527 int num; 4528 const char *buf = next; 4529 char const *msg = NULL; 4530 prev_comma = FALSE; 4531 SKIP_DIGITS(next); 4532 total++; 4533 4534 const char *tmp = next; 4535 SKIP_WS(tmp); 4536 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) { 4537 KMP_WARNING(EnvSpacesNotAllowed, name, value); 4538 return; 4539 } 4540 4541 num = __kmp_str_to_int(buf, *next); 4542 if (num <= 0) { // The number of retries should be > 0 4543 msg = KMP_I18N_STR(ValueTooSmall); 4544 num = 1; 4545 } else if (num > KMP_INT_MAX) { 4546 msg = KMP_I18N_STR(ValueTooLarge); 4547 num = KMP_INT_MAX; 4548 } 4549 if (msg != NULL) { 4550 // Message is not empty. Print warning. 4551 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 4552 KMP_INFORM(Using_int_Value, name, num); 4553 } 4554 if (total == 1) { 4555 max_backoff = num; 4556 } else if (total == 2) { 4557 min_tick = num; 4558 } 4559 } 4560 } 4561 KMP_DEBUG_ASSERT(total > 0); 4562 if (total <= 0) { 4563 KMP_WARNING(EnvSyntaxError, name, value); 4564 return; 4565 } 4566 __kmp_spin_backoff_params.max_backoff = max_backoff; 4567 __kmp_spin_backoff_params.min_tick = min_tick; 4568 } 4569 4570 static void __kmp_stg_print_spin_backoff_params(kmp_str_buf_t *buffer, 4571 char const *name, void *data) { 4572 if (__kmp_env_format) { 4573 KMP_STR_BUF_PRINT_NAME_EX(name); 4574 } else { 4575 __kmp_str_buf_print(buffer, " %s='", name); 4576 } 4577 __kmp_str_buf_print(buffer, "%d,%d'\n", __kmp_spin_backoff_params.max_backoff, 4578 __kmp_spin_backoff_params.min_tick); 4579 } 4580 4581 #if KMP_USE_ADAPTIVE_LOCKS 4582 4583 // ----------------------------------------------------------------------------- 4584 // KMP_ADAPTIVE_LOCK_PROPS, KMP_SPECULATIVE_STATSFILE 4585 4586 // Parse out values for the tunable parameters from a string of the form 4587 // KMP_ADAPTIVE_LOCK_PROPS=max_soft_retries[,max_badness] 4588 static void __kmp_stg_parse_adaptive_lock_props(const char *name, 4589 const char *value, void *data) { 4590 int max_retries = 0; 4591 int max_badness = 0; 4592 4593 const char *next = value; 4594 4595 int total = 0; // Count elements that were set. It'll be used as an array size 4596 int prev_comma = FALSE; // For correct processing sequential commas 4597 int i; 4598 4599 // Save values in the structure __kmp_speculative_backoff_params 4600 // Run only 3 iterations because it is enough to read two values or find a 4601 // syntax error 4602 for (i = 0; i < 3; i++) { 4603 SKIP_WS(next); 4604 4605 if (*next == '\0') { 4606 break; 4607 } 4608 // Next character is not an integer or not a comma OR number of values > 2 4609 // => end of list 4610 if (((*next < '0' || *next > '9') && *next != ',') || total > 2) { 4611 KMP_WARNING(EnvSyntaxError, name, value); 4612 return; 4613 } 4614 // The next character is ',' 4615 if (*next == ',') { 4616 // ',' is the first character 4617 if (total == 0 || prev_comma) { 4618 total++; 4619 } 4620 prev_comma = TRUE; 4621 next++; // skip ',' 4622 SKIP_WS(next); 4623 } 4624 // Next character is a digit 4625 if (*next >= '0' && *next <= '9') { 4626 int num; 4627 const char *buf = next; 4628 char const *msg = NULL; 4629 prev_comma = FALSE; 4630 SKIP_DIGITS(next); 4631 total++; 4632 4633 const char *tmp = next; 4634 SKIP_WS(tmp); 4635 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) { 4636 KMP_WARNING(EnvSpacesNotAllowed, name, value); 4637 return; 4638 } 4639 4640 num = __kmp_str_to_int(buf, *next); 4641 if (num < 0) { // The number of retries should be >= 0 4642 msg = KMP_I18N_STR(ValueTooSmall); 4643 num = 1; 4644 } else if (num > KMP_INT_MAX) { 4645 msg = KMP_I18N_STR(ValueTooLarge); 4646 num = KMP_INT_MAX; 4647 } 4648 if (msg != NULL) { 4649 // Message is not empty. Print warning. 4650 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 4651 KMP_INFORM(Using_int_Value, name, num); 4652 } 4653 if (total == 1) { 4654 max_retries = num; 4655 } else if (total == 2) { 4656 max_badness = num; 4657 } 4658 } 4659 } 4660 KMP_DEBUG_ASSERT(total > 0); 4661 if (total <= 0) { 4662 KMP_WARNING(EnvSyntaxError, name, value); 4663 return; 4664 } 4665 __kmp_adaptive_backoff_params.max_soft_retries = max_retries; 4666 __kmp_adaptive_backoff_params.max_badness = max_badness; 4667 } 4668 4669 static void __kmp_stg_print_adaptive_lock_props(kmp_str_buf_t *buffer, 4670 char const *name, void *data) { 4671 if (__kmp_env_format) { 4672 KMP_STR_BUF_PRINT_NAME_EX(name); 4673 } else { 4674 __kmp_str_buf_print(buffer, " %s='", name); 4675 } 4676 __kmp_str_buf_print(buffer, "%d,%d'\n", 4677 __kmp_adaptive_backoff_params.max_soft_retries, 4678 __kmp_adaptive_backoff_params.max_badness); 4679 } // __kmp_stg_print_adaptive_lock_props 4680 4681 #if KMP_DEBUG_ADAPTIVE_LOCKS 4682 4683 static void __kmp_stg_parse_speculative_statsfile(char const *name, 4684 char const *value, 4685 void *data) { 4686 __kmp_stg_parse_file(name, value, "", 4687 CCAST(char **, &__kmp_speculative_statsfile)); 4688 } // __kmp_stg_parse_speculative_statsfile 4689 4690 static void __kmp_stg_print_speculative_statsfile(kmp_str_buf_t *buffer, 4691 char const *name, 4692 void *data) { 4693 if (__kmp_str_match("-", 0, __kmp_speculative_statsfile)) { 4694 __kmp_stg_print_str(buffer, name, "stdout"); 4695 } else { 4696 __kmp_stg_print_str(buffer, name, __kmp_speculative_statsfile); 4697 } 4698 4699 } // __kmp_stg_print_speculative_statsfile 4700 4701 #endif // KMP_DEBUG_ADAPTIVE_LOCKS 4702 4703 #endif // KMP_USE_ADAPTIVE_LOCKS 4704 4705 // ----------------------------------------------------------------------------- 4706 // KMP_HW_SUBSET (was KMP_PLACE_THREADS) 4707 // 2s16c,2t => 2S16C,2T => 2S16C \0 2T 4708 4709 // Return KMP_HW_SUBSET preferred hardware type in case a token is ambiguously 4710 // short. The original KMP_HW_SUBSET environment variable had single letters: 4711 // s, c, t for sockets, cores, threads repsectively. 4712 static kmp_hw_t __kmp_hw_subset_break_tie(const kmp_hw_t *possible, 4713 size_t num_possible) { 4714 for (size_t i = 0; i < num_possible; ++i) { 4715 if (possible[i] == KMP_HW_THREAD) 4716 return KMP_HW_THREAD; 4717 else if (possible[i] == KMP_HW_CORE) 4718 return KMP_HW_CORE; 4719 else if (possible[i] == KMP_HW_SOCKET) 4720 return KMP_HW_SOCKET; 4721 } 4722 return KMP_HW_UNKNOWN; 4723 } 4724 4725 // Return hardware type from string or HW_UNKNOWN if string cannot be parsed 4726 // This algorithm is very forgiving to the user in that, the instant it can 4727 // reduce the search space to one, it assumes that is the topology level the 4728 // user wanted, even if it is misspelled later in the token. 4729 static kmp_hw_t __kmp_stg_parse_hw_subset_name(char const *token) { 4730 size_t index, num_possible, token_length; 4731 kmp_hw_t possible[KMP_HW_LAST]; 4732 const char *end; 4733 4734 // Find the end of the hardware token string 4735 end = token; 4736 token_length = 0; 4737 while (isalnum(*end) || *end == '_') { 4738 token_length++; 4739 end++; 4740 } 4741 4742 // Set the possibilities to all hardware types 4743 num_possible = 0; 4744 KMP_FOREACH_HW_TYPE(type) { possible[num_possible++] = type; } 4745 4746 // Eliminate hardware types by comparing the front of the token 4747 // with hardware names 4748 // In most cases, the first letter in the token will indicate exactly 4749 // which hardware type is parsed, e.g., 'C' = Core 4750 index = 0; 4751 while (num_possible > 1 && index < token_length) { 4752 size_t n = num_possible; 4753 char token_char = (char)toupper(token[index]); 4754 for (size_t i = 0; i < n; ++i) { 4755 const char *s; 4756 kmp_hw_t type = possible[i]; 4757 s = __kmp_hw_get_keyword(type, false); 4758 if (index < KMP_STRLEN(s)) { 4759 char c = (char)toupper(s[index]); 4760 // Mark hardware types for removal when the characters do not match 4761 if (c != token_char) { 4762 possible[i] = KMP_HW_UNKNOWN; 4763 num_possible--; 4764 } 4765 } 4766 } 4767 // Remove hardware types that this token cannot be 4768 size_t start = 0; 4769 for (size_t i = 0; i < n; ++i) { 4770 if (possible[i] != KMP_HW_UNKNOWN) { 4771 kmp_hw_t temp = possible[i]; 4772 possible[i] = possible[start]; 4773 possible[start] = temp; 4774 start++; 4775 } 4776 } 4777 KMP_ASSERT(start == num_possible); 4778 index++; 4779 } 4780 4781 // Attempt to break a tie if user has very short token 4782 // (e.g., is 'T' tile or thread?) 4783 if (num_possible > 1) 4784 return __kmp_hw_subset_break_tie(possible, num_possible); 4785 if (num_possible == 1) 4786 return possible[0]; 4787 return KMP_HW_UNKNOWN; 4788 } 4789 4790 // The longest observable sequence of items can only be HW_LAST length 4791 // The input string is usually short enough, let's use 512 limit for now 4792 #define MAX_T_LEVEL KMP_HW_LAST 4793 #define MAX_STR_LEN 512 4794 static void __kmp_stg_parse_hw_subset(char const *name, char const *value, 4795 void *data) { 4796 // Value example: 1s,5c@3,2T 4797 // Which means "use 1 socket, 5 cores with offset 3, 2 threads per core" 4798 kmp_setting_t **rivals = (kmp_setting_t **)data; 4799 if (strcmp(name, "KMP_PLACE_THREADS") == 0) { 4800 KMP_INFORM(EnvVarDeprecated, name, "KMP_HW_SUBSET"); 4801 } 4802 if (__kmp_stg_check_rivals(name, value, rivals)) { 4803 return; 4804 } 4805 4806 char *components[MAX_T_LEVEL]; 4807 char const *digits = "0123456789"; 4808 char input[MAX_STR_LEN]; 4809 size_t len = 0, mlen = MAX_STR_LEN; 4810 int level = 0; 4811 bool absolute = false; 4812 // Canonicalize the string (remove spaces, unify delimiters, etc.) 4813 char *pos = CCAST(char *, value); 4814 while (*pos && mlen) { 4815 if (*pos != ' ') { // skip spaces 4816 if (len == 0 && *pos == ':') { 4817 absolute = true; 4818 } else { 4819 input[len] = (char)(toupper(*pos)); 4820 if (input[len] == 'X') 4821 input[len] = ','; // unify delimiters of levels 4822 if (input[len] == 'O' && strchr(digits, *(pos + 1))) 4823 input[len] = '@'; // unify delimiters of offset 4824 len++; 4825 } 4826 } 4827 mlen--; 4828 pos++; 4829 } 4830 if (len == 0 || mlen == 0) { 4831 goto err; // contents is either empty or too long 4832 } 4833 input[len] = '\0'; 4834 // Split by delimiter 4835 pos = input; 4836 components[level++] = pos; 4837 while ((pos = strchr(pos, ','))) { 4838 if (level >= MAX_T_LEVEL) 4839 goto err; // too many components provided 4840 *pos = '\0'; // modify input and avoid more copying 4841 components[level++] = ++pos; // expect something after "," 4842 } 4843 4844 __kmp_hw_subset = kmp_hw_subset_t::allocate(); 4845 if (absolute) 4846 __kmp_hw_subset->set_absolute(); 4847 4848 // Check each component 4849 for (int i = 0; i < level; ++i) { 4850 int offset = 0; 4851 int num = atoi(components[i]); // each component should start with a number 4852 if (num <= 0) { 4853 goto err; // only positive integers are valid for count 4854 } 4855 if ((pos = strchr(components[i], '@'))) { 4856 offset = atoi(pos + 1); // save offset 4857 *pos = '\0'; // cut the offset from the component 4858 } 4859 pos = components[i] + strspn(components[i], digits); 4860 if (pos == components[i]) { 4861 goto err; 4862 } 4863 // detect the component type 4864 kmp_hw_t type = __kmp_stg_parse_hw_subset_name(pos); 4865 if (type == KMP_HW_UNKNOWN) { 4866 goto err; 4867 } 4868 if (__kmp_hw_subset->specified(type)) { 4869 goto err; 4870 } 4871 __kmp_hw_subset->push_back(num, type, offset); 4872 } 4873 return; 4874 err: 4875 KMP_WARNING(AffHWSubsetInvalid, name, value); 4876 if (__kmp_hw_subset) { 4877 kmp_hw_subset_t::deallocate(__kmp_hw_subset); 4878 __kmp_hw_subset = nullptr; 4879 } 4880 return; 4881 } 4882 4883 static void __kmp_stg_print_hw_subset(kmp_str_buf_t *buffer, char const *name, 4884 void *data) { 4885 kmp_str_buf_t buf; 4886 int depth; 4887 if (!__kmp_hw_subset) 4888 return; 4889 __kmp_str_buf_init(&buf); 4890 if (__kmp_env_format) 4891 KMP_STR_BUF_PRINT_NAME_EX(name); 4892 else 4893 __kmp_str_buf_print(buffer, " %s='", name); 4894 4895 depth = __kmp_hw_subset->get_depth(); 4896 for (int i = 0; i < depth; ++i) { 4897 const auto &item = __kmp_hw_subset->at(i); 4898 __kmp_str_buf_print(&buf, "%s%d%s", (i > 0 ? "," : ""), item.num, 4899 __kmp_hw_get_keyword(item.type)); 4900 if (item.offset) 4901 __kmp_str_buf_print(&buf, "@%d", item.offset); 4902 } 4903 __kmp_str_buf_print(buffer, "%s'\n", buf.str); 4904 __kmp_str_buf_free(&buf); 4905 } 4906 4907 #if USE_ITT_BUILD 4908 // ----------------------------------------------------------------------------- 4909 // KMP_FORKJOIN_FRAMES 4910 4911 static void __kmp_stg_parse_forkjoin_frames(char const *name, char const *value, 4912 void *data) { 4913 __kmp_stg_parse_bool(name, value, &__kmp_forkjoin_frames); 4914 } // __kmp_stg_parse_forkjoin_frames 4915 4916 static void __kmp_stg_print_forkjoin_frames(kmp_str_buf_t *buffer, 4917 char const *name, void *data) { 4918 __kmp_stg_print_bool(buffer, name, __kmp_forkjoin_frames); 4919 } // __kmp_stg_print_forkjoin_frames 4920 4921 // ----------------------------------------------------------------------------- 4922 // KMP_FORKJOIN_FRAMES_MODE 4923 4924 static void __kmp_stg_parse_forkjoin_frames_mode(char const *name, 4925 char const *value, 4926 void *data) { 4927 __kmp_stg_parse_int(name, value, 0, 3, &__kmp_forkjoin_frames_mode); 4928 } // __kmp_stg_parse_forkjoin_frames 4929 4930 static void __kmp_stg_print_forkjoin_frames_mode(kmp_str_buf_t *buffer, 4931 char const *name, void *data) { 4932 __kmp_stg_print_int(buffer, name, __kmp_forkjoin_frames_mode); 4933 } // __kmp_stg_print_forkjoin_frames 4934 #endif /* USE_ITT_BUILD */ 4935 4936 // ----------------------------------------------------------------------------- 4937 // KMP_ENABLE_TASK_THROTTLING 4938 4939 static void __kmp_stg_parse_task_throttling(char const *name, char const *value, 4940 void *data) { 4941 __kmp_stg_parse_bool(name, value, &__kmp_enable_task_throttling); 4942 } // __kmp_stg_parse_task_throttling 4943 4944 static void __kmp_stg_print_task_throttling(kmp_str_buf_t *buffer, 4945 char const *name, void *data) { 4946 __kmp_stg_print_bool(buffer, name, __kmp_enable_task_throttling); 4947 } // __kmp_stg_print_task_throttling 4948 4949 #if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT 4950 // ----------------------------------------------------------------------------- 4951 // KMP_USER_LEVEL_MWAIT 4952 4953 static void __kmp_stg_parse_user_level_mwait(char const *name, 4954 char const *value, void *data) { 4955 __kmp_stg_parse_bool(name, value, &__kmp_user_level_mwait); 4956 } // __kmp_stg_parse_user_level_mwait 4957 4958 static void __kmp_stg_print_user_level_mwait(kmp_str_buf_t *buffer, 4959 char const *name, void *data) { 4960 __kmp_stg_print_bool(buffer, name, __kmp_user_level_mwait); 4961 } // __kmp_stg_print_user_level_mwait 4962 4963 // ----------------------------------------------------------------------------- 4964 // KMP_MWAIT_HINTS 4965 4966 static void __kmp_stg_parse_mwait_hints(char const *name, char const *value, 4967 void *data) { 4968 __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_mwait_hints); 4969 } // __kmp_stg_parse_mwait_hints 4970 4971 static void __kmp_stg_print_mwait_hints(kmp_str_buf_t *buffer, char const *name, 4972 void *data) { 4973 __kmp_stg_print_int(buffer, name, __kmp_mwait_hints); 4974 } // __kmp_stg_print_mwait_hints 4975 4976 #endif // KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT 4977 4978 // ----------------------------------------------------------------------------- 4979 // OMP_DISPLAY_ENV 4980 4981 static void __kmp_stg_parse_omp_display_env(char const *name, char const *value, 4982 void *data) { 4983 if (__kmp_str_match("VERBOSE", 1, value)) { 4984 __kmp_display_env_verbose = TRUE; 4985 } else { 4986 __kmp_stg_parse_bool(name, value, &__kmp_display_env); 4987 } 4988 } // __kmp_stg_parse_omp_display_env 4989 4990 static void __kmp_stg_print_omp_display_env(kmp_str_buf_t *buffer, 4991 char const *name, void *data) { 4992 if (__kmp_display_env_verbose) { 4993 __kmp_stg_print_str(buffer, name, "VERBOSE"); 4994 } else { 4995 __kmp_stg_print_bool(buffer, name, __kmp_display_env); 4996 } 4997 } // __kmp_stg_print_omp_display_env 4998 4999 static void __kmp_stg_parse_omp_cancellation(char const *name, 5000 char const *value, void *data) { 5001 if (TCR_4(__kmp_init_parallel)) { 5002 KMP_WARNING(EnvParallelWarn, name); 5003 return; 5004 } // read value before first parallel only 5005 __kmp_stg_parse_bool(name, value, &__kmp_omp_cancellation); 5006 } // __kmp_stg_parse_omp_cancellation 5007 5008 static void __kmp_stg_print_omp_cancellation(kmp_str_buf_t *buffer, 5009 char const *name, void *data) { 5010 __kmp_stg_print_bool(buffer, name, __kmp_omp_cancellation); 5011 } // __kmp_stg_print_omp_cancellation 5012 5013 #if OMPT_SUPPORT 5014 static int __kmp_tool = 1; 5015 5016 static void __kmp_stg_parse_omp_tool(char const *name, char const *value, 5017 void *data) { 5018 __kmp_stg_parse_bool(name, value, &__kmp_tool); 5019 } // __kmp_stg_parse_omp_tool 5020 5021 static void __kmp_stg_print_omp_tool(kmp_str_buf_t *buffer, char const *name, 5022 void *data) { 5023 if (__kmp_env_format) { 5024 KMP_STR_BUF_PRINT_BOOL_EX(name, __kmp_tool, "enabled", "disabled"); 5025 } else { 5026 __kmp_str_buf_print(buffer, " %s=%s\n", name, 5027 __kmp_tool ? "enabled" : "disabled"); 5028 } 5029 } // __kmp_stg_print_omp_tool 5030 5031 static char *__kmp_tool_libraries = NULL; 5032 5033 static void __kmp_stg_parse_omp_tool_libraries(char const *name, 5034 char const *value, void *data) { 5035 __kmp_stg_parse_str(name, value, &__kmp_tool_libraries); 5036 } // __kmp_stg_parse_omp_tool_libraries 5037 5038 static void __kmp_stg_print_omp_tool_libraries(kmp_str_buf_t *buffer, 5039 char const *name, void *data) { 5040 if (__kmp_tool_libraries) 5041 __kmp_stg_print_str(buffer, name, __kmp_tool_libraries); 5042 else { 5043 if (__kmp_env_format) { 5044 KMP_STR_BUF_PRINT_NAME; 5045 } else { 5046 __kmp_str_buf_print(buffer, " %s", name); 5047 } 5048 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 5049 } 5050 } // __kmp_stg_print_omp_tool_libraries 5051 5052 static char *__kmp_tool_verbose_init = NULL; 5053 5054 static void __kmp_stg_parse_omp_tool_verbose_init(char const *name, 5055 char const *value, 5056 void *data) { 5057 __kmp_stg_parse_str(name, value, &__kmp_tool_verbose_init); 5058 } // __kmp_stg_parse_omp_tool_libraries 5059 5060 static void __kmp_stg_print_omp_tool_verbose_init(kmp_str_buf_t *buffer, 5061 char const *name, 5062 void *data) { 5063 if (__kmp_tool_verbose_init) 5064 __kmp_stg_print_str(buffer, name, __kmp_tool_verbose_init); 5065 else { 5066 if (__kmp_env_format) { 5067 KMP_STR_BUF_PRINT_NAME; 5068 } else { 5069 __kmp_str_buf_print(buffer, " %s", name); 5070 } 5071 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 5072 } 5073 } // __kmp_stg_print_omp_tool_verbose_init 5074 5075 #endif 5076 5077 // Table. 5078 5079 static kmp_setting_t __kmp_stg_table[] = { 5080 5081 {"KMP_ALL_THREADS", __kmp_stg_parse_device_thread_limit, NULL, NULL, 0, 0}, 5082 {"KMP_BLOCKTIME", __kmp_stg_parse_blocktime, __kmp_stg_print_blocktime, 5083 NULL, 0, 0}, 5084 {"KMP_USE_YIELD", __kmp_stg_parse_use_yield, __kmp_stg_print_use_yield, 5085 NULL, 0, 0}, 5086 {"KMP_DUPLICATE_LIB_OK", __kmp_stg_parse_duplicate_lib_ok, 5087 __kmp_stg_print_duplicate_lib_ok, NULL, 0, 0}, 5088 {"KMP_LIBRARY", __kmp_stg_parse_wait_policy, __kmp_stg_print_wait_policy, 5089 NULL, 0, 0}, 5090 {"KMP_DEVICE_THREAD_LIMIT", __kmp_stg_parse_device_thread_limit, 5091 __kmp_stg_print_device_thread_limit, NULL, 0, 0}, 5092 #if KMP_USE_MONITOR 5093 {"KMP_MONITOR_STACKSIZE", __kmp_stg_parse_monitor_stacksize, 5094 __kmp_stg_print_monitor_stacksize, NULL, 0, 0}, 5095 #endif 5096 {"KMP_SETTINGS", __kmp_stg_parse_settings, __kmp_stg_print_settings, NULL, 5097 0, 0}, 5098 {"KMP_STACKOFFSET", __kmp_stg_parse_stackoffset, 5099 __kmp_stg_print_stackoffset, NULL, 0, 0}, 5100 {"KMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize, 5101 NULL, 0, 0}, 5102 {"KMP_STACKPAD", __kmp_stg_parse_stackpad, __kmp_stg_print_stackpad, NULL, 5103 0, 0}, 5104 {"KMP_VERSION", __kmp_stg_parse_version, __kmp_stg_print_version, NULL, 0, 5105 0}, 5106 {"KMP_WARNINGS", __kmp_stg_parse_warnings, __kmp_stg_print_warnings, NULL, 5107 0, 0}, 5108 5109 {"OMP_NESTED", __kmp_stg_parse_nested, __kmp_stg_print_nested, NULL, 0, 0}, 5110 {"OMP_NUM_THREADS", __kmp_stg_parse_num_threads, 5111 __kmp_stg_print_num_threads, NULL, 0, 0}, 5112 {"OMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize, 5113 NULL, 0, 0}, 5114 5115 {"KMP_TASKING", __kmp_stg_parse_tasking, __kmp_stg_print_tasking, NULL, 0, 5116 0}, 5117 {"KMP_TASK_STEALING_CONSTRAINT", __kmp_stg_parse_task_stealing, 5118 __kmp_stg_print_task_stealing, NULL, 0, 0}, 5119 {"OMP_MAX_ACTIVE_LEVELS", __kmp_stg_parse_max_active_levels, 5120 __kmp_stg_print_max_active_levels, NULL, 0, 0}, 5121 {"OMP_DEFAULT_DEVICE", __kmp_stg_parse_default_device, 5122 __kmp_stg_print_default_device, NULL, 0, 0}, 5123 {"OMP_TARGET_OFFLOAD", __kmp_stg_parse_target_offload, 5124 __kmp_stg_print_target_offload, NULL, 0, 0}, 5125 {"OMP_MAX_TASK_PRIORITY", __kmp_stg_parse_max_task_priority, 5126 __kmp_stg_print_max_task_priority, NULL, 0, 0}, 5127 {"KMP_TASKLOOP_MIN_TASKS", __kmp_stg_parse_taskloop_min_tasks, 5128 __kmp_stg_print_taskloop_min_tasks, NULL, 0, 0}, 5129 {"OMP_THREAD_LIMIT", __kmp_stg_parse_thread_limit, 5130 __kmp_stg_print_thread_limit, NULL, 0, 0}, 5131 {"KMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_thread_limit, 5132 __kmp_stg_print_teams_thread_limit, NULL, 0, 0}, 5133 {"OMP_NUM_TEAMS", __kmp_stg_parse_nteams, __kmp_stg_print_nteams, NULL, 0, 5134 0}, 5135 {"OMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_th_limit, 5136 __kmp_stg_print_teams_th_limit, NULL, 0, 0}, 5137 {"OMP_WAIT_POLICY", __kmp_stg_parse_wait_policy, 5138 __kmp_stg_print_wait_policy, NULL, 0, 0}, 5139 {"KMP_DISP_NUM_BUFFERS", __kmp_stg_parse_disp_buffers, 5140 __kmp_stg_print_disp_buffers, NULL, 0, 0}, 5141 #if KMP_NESTED_HOT_TEAMS 5142 {"KMP_HOT_TEAMS_MAX_LEVEL", __kmp_stg_parse_hot_teams_level, 5143 __kmp_stg_print_hot_teams_level, NULL, 0, 0}, 5144 {"KMP_HOT_TEAMS_MODE", __kmp_stg_parse_hot_teams_mode, 5145 __kmp_stg_print_hot_teams_mode, NULL, 0, 0}, 5146 #endif // KMP_NESTED_HOT_TEAMS 5147 5148 #if KMP_HANDLE_SIGNALS 5149 {"KMP_HANDLE_SIGNALS", __kmp_stg_parse_handle_signals, 5150 __kmp_stg_print_handle_signals, NULL, 0, 0}, 5151 #endif 5152 5153 #if KMP_ARCH_X86 || KMP_ARCH_X86_64 5154 {"KMP_INHERIT_FP_CONTROL", __kmp_stg_parse_inherit_fp_control, 5155 __kmp_stg_print_inherit_fp_control, NULL, 0, 0}, 5156 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */ 5157 5158 #ifdef KMP_GOMP_COMPAT 5159 {"GOMP_STACKSIZE", __kmp_stg_parse_stacksize, NULL, NULL, 0, 0}, 5160 #endif 5161 5162 #ifdef KMP_DEBUG 5163 {"KMP_A_DEBUG", __kmp_stg_parse_a_debug, __kmp_stg_print_a_debug, NULL, 0, 5164 0}, 5165 {"KMP_B_DEBUG", __kmp_stg_parse_b_debug, __kmp_stg_print_b_debug, NULL, 0, 5166 0}, 5167 {"KMP_C_DEBUG", __kmp_stg_parse_c_debug, __kmp_stg_print_c_debug, NULL, 0, 5168 0}, 5169 {"KMP_D_DEBUG", __kmp_stg_parse_d_debug, __kmp_stg_print_d_debug, NULL, 0, 5170 0}, 5171 {"KMP_E_DEBUG", __kmp_stg_parse_e_debug, __kmp_stg_print_e_debug, NULL, 0, 5172 0}, 5173 {"KMP_F_DEBUG", __kmp_stg_parse_f_debug, __kmp_stg_print_f_debug, NULL, 0, 5174 0}, 5175 {"KMP_DEBUG", __kmp_stg_parse_debug, NULL, /* no print */ NULL, 0, 0}, 5176 {"KMP_DEBUG_BUF", __kmp_stg_parse_debug_buf, __kmp_stg_print_debug_buf, 5177 NULL, 0, 0}, 5178 {"KMP_DEBUG_BUF_ATOMIC", __kmp_stg_parse_debug_buf_atomic, 5179 __kmp_stg_print_debug_buf_atomic, NULL, 0, 0}, 5180 {"KMP_DEBUG_BUF_CHARS", __kmp_stg_parse_debug_buf_chars, 5181 __kmp_stg_print_debug_buf_chars, NULL, 0, 0}, 5182 {"KMP_DEBUG_BUF_LINES", __kmp_stg_parse_debug_buf_lines, 5183 __kmp_stg_print_debug_buf_lines, NULL, 0, 0}, 5184 {"KMP_DIAG", __kmp_stg_parse_diag, __kmp_stg_print_diag, NULL, 0, 0}, 5185 5186 {"KMP_PAR_RANGE", __kmp_stg_parse_par_range_env, 5187 __kmp_stg_print_par_range_env, NULL, 0, 0}, 5188 #endif // KMP_DEBUG 5189 5190 {"KMP_ALIGN_ALLOC", __kmp_stg_parse_align_alloc, 5191 __kmp_stg_print_align_alloc, NULL, 0, 0}, 5192 5193 {"KMP_PLAIN_BARRIER", __kmp_stg_parse_barrier_branch_bit, 5194 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0}, 5195 {"KMP_PLAIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern, 5196 __kmp_stg_print_barrier_pattern, NULL, 0, 0}, 5197 {"KMP_FORKJOIN_BARRIER", __kmp_stg_parse_barrier_branch_bit, 5198 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0}, 5199 {"KMP_FORKJOIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern, 5200 __kmp_stg_print_barrier_pattern, NULL, 0, 0}, 5201 #if KMP_FAST_REDUCTION_BARRIER 5202 {"KMP_REDUCTION_BARRIER", __kmp_stg_parse_barrier_branch_bit, 5203 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0}, 5204 {"KMP_REDUCTION_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern, 5205 __kmp_stg_print_barrier_pattern, NULL, 0, 0}, 5206 #endif 5207 5208 {"KMP_ABORT_DELAY", __kmp_stg_parse_abort_delay, 5209 __kmp_stg_print_abort_delay, NULL, 0, 0}, 5210 {"KMP_CPUINFO_FILE", __kmp_stg_parse_cpuinfo_file, 5211 __kmp_stg_print_cpuinfo_file, NULL, 0, 0}, 5212 {"KMP_FORCE_REDUCTION", __kmp_stg_parse_force_reduction, 5213 __kmp_stg_print_force_reduction, NULL, 0, 0}, 5214 {"KMP_DETERMINISTIC_REDUCTION", __kmp_stg_parse_force_reduction, 5215 __kmp_stg_print_force_reduction, NULL, 0, 0}, 5216 {"KMP_STORAGE_MAP", __kmp_stg_parse_storage_map, 5217 __kmp_stg_print_storage_map, NULL, 0, 0}, 5218 {"KMP_ALL_THREADPRIVATE", __kmp_stg_parse_all_threadprivate, 5219 __kmp_stg_print_all_threadprivate, NULL, 0, 0}, 5220 {"KMP_FOREIGN_THREADS_THREADPRIVATE", 5221 __kmp_stg_parse_foreign_threads_threadprivate, 5222 __kmp_stg_print_foreign_threads_threadprivate, NULL, 0, 0}, 5223 5224 #if KMP_AFFINITY_SUPPORTED 5225 {"KMP_AFFINITY", __kmp_stg_parse_affinity, __kmp_stg_print_affinity, NULL, 5226 0, 0}, 5227 #ifdef KMP_GOMP_COMPAT 5228 {"GOMP_CPU_AFFINITY", __kmp_stg_parse_gomp_cpu_affinity, NULL, 5229 /* no print */ NULL, 0, 0}, 5230 #endif /* KMP_GOMP_COMPAT */ 5231 {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind, 5232 NULL, 0, 0}, 5233 {"OMP_PLACES", __kmp_stg_parse_places, __kmp_stg_print_places, NULL, 0, 0}, 5234 {"KMP_TOPOLOGY_METHOD", __kmp_stg_parse_topology_method, 5235 __kmp_stg_print_topology_method, NULL, 0, 0}, 5236 5237 #else 5238 5239 // KMP_AFFINITY is not supported on OS X*, nor is OMP_PLACES. 5240 // OMP_PROC_BIND and proc-bind-var are supported, however. 5241 {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind, 5242 NULL, 0, 0}, 5243 5244 #endif // KMP_AFFINITY_SUPPORTED 5245 {"OMP_DISPLAY_AFFINITY", __kmp_stg_parse_display_affinity, 5246 __kmp_stg_print_display_affinity, NULL, 0, 0}, 5247 {"OMP_AFFINITY_FORMAT", __kmp_stg_parse_affinity_format, 5248 __kmp_stg_print_affinity_format, NULL, 0, 0}, 5249 {"KMP_INIT_AT_FORK", __kmp_stg_parse_init_at_fork, 5250 __kmp_stg_print_init_at_fork, NULL, 0, 0}, 5251 {"KMP_SCHEDULE", __kmp_stg_parse_schedule, __kmp_stg_print_schedule, NULL, 5252 0, 0}, 5253 {"OMP_SCHEDULE", __kmp_stg_parse_omp_schedule, __kmp_stg_print_omp_schedule, 5254 NULL, 0, 0}, 5255 #if KMP_USE_HIER_SCHED 5256 {"KMP_DISP_HAND_THREAD", __kmp_stg_parse_kmp_hand_thread, 5257 __kmp_stg_print_kmp_hand_thread, NULL, 0, 0}, 5258 #endif 5259 {"KMP_FORCE_MONOTONIC_DYNAMIC_SCHEDULE", 5260 __kmp_stg_parse_kmp_force_monotonic, __kmp_stg_print_kmp_force_monotonic, 5261 NULL, 0, 0}, 5262 {"KMP_ATOMIC_MODE", __kmp_stg_parse_atomic_mode, 5263 __kmp_stg_print_atomic_mode, NULL, 0, 0}, 5264 {"KMP_CONSISTENCY_CHECK", __kmp_stg_parse_consistency_check, 5265 __kmp_stg_print_consistency_check, NULL, 0, 0}, 5266 5267 #if USE_ITT_BUILD && USE_ITT_NOTIFY 5268 {"KMP_ITT_PREPARE_DELAY", __kmp_stg_parse_itt_prepare_delay, 5269 __kmp_stg_print_itt_prepare_delay, NULL, 0, 0}, 5270 #endif /* USE_ITT_BUILD && USE_ITT_NOTIFY */ 5271 {"KMP_MALLOC_POOL_INCR", __kmp_stg_parse_malloc_pool_incr, 5272 __kmp_stg_print_malloc_pool_incr, NULL, 0, 0}, 5273 {"KMP_GTID_MODE", __kmp_stg_parse_gtid_mode, __kmp_stg_print_gtid_mode, 5274 NULL, 0, 0}, 5275 {"OMP_DYNAMIC", __kmp_stg_parse_omp_dynamic, __kmp_stg_print_omp_dynamic, 5276 NULL, 0, 0}, 5277 {"KMP_DYNAMIC_MODE", __kmp_stg_parse_kmp_dynamic_mode, 5278 __kmp_stg_print_kmp_dynamic_mode, NULL, 0, 0}, 5279 5280 #ifdef USE_LOAD_BALANCE 5281 {"KMP_LOAD_BALANCE_INTERVAL", __kmp_stg_parse_ld_balance_interval, 5282 __kmp_stg_print_ld_balance_interval, NULL, 0, 0}, 5283 #endif 5284 5285 {"KMP_NUM_LOCKS_IN_BLOCK", __kmp_stg_parse_lock_block, 5286 __kmp_stg_print_lock_block, NULL, 0, 0}, 5287 {"KMP_LOCK_KIND", __kmp_stg_parse_lock_kind, __kmp_stg_print_lock_kind, 5288 NULL, 0, 0}, 5289 {"KMP_SPIN_BACKOFF_PARAMS", __kmp_stg_parse_spin_backoff_params, 5290 __kmp_stg_print_spin_backoff_params, NULL, 0, 0}, 5291 #if KMP_USE_ADAPTIVE_LOCKS 5292 {"KMP_ADAPTIVE_LOCK_PROPS", __kmp_stg_parse_adaptive_lock_props, 5293 __kmp_stg_print_adaptive_lock_props, NULL, 0, 0}, 5294 #if KMP_DEBUG_ADAPTIVE_LOCKS 5295 {"KMP_SPECULATIVE_STATSFILE", __kmp_stg_parse_speculative_statsfile, 5296 __kmp_stg_print_speculative_statsfile, NULL, 0, 0}, 5297 #endif 5298 #endif // KMP_USE_ADAPTIVE_LOCKS 5299 {"KMP_PLACE_THREADS", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset, 5300 NULL, 0, 0}, 5301 {"KMP_HW_SUBSET", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset, 5302 NULL, 0, 0}, 5303 #if USE_ITT_BUILD 5304 {"KMP_FORKJOIN_FRAMES", __kmp_stg_parse_forkjoin_frames, 5305 __kmp_stg_print_forkjoin_frames, NULL, 0, 0}, 5306 {"KMP_FORKJOIN_FRAMES_MODE", __kmp_stg_parse_forkjoin_frames_mode, 5307 __kmp_stg_print_forkjoin_frames_mode, NULL, 0, 0}, 5308 #endif 5309 {"KMP_ENABLE_TASK_THROTTLING", __kmp_stg_parse_task_throttling, 5310 __kmp_stg_print_task_throttling, NULL, 0, 0}, 5311 5312 {"OMP_DISPLAY_ENV", __kmp_stg_parse_omp_display_env, 5313 __kmp_stg_print_omp_display_env, NULL, 0, 0}, 5314 {"OMP_CANCELLATION", __kmp_stg_parse_omp_cancellation, 5315 __kmp_stg_print_omp_cancellation, NULL, 0, 0}, 5316 {"OMP_ALLOCATOR", __kmp_stg_parse_allocator, __kmp_stg_print_allocator, 5317 NULL, 0, 0}, 5318 {"LIBOMP_USE_HIDDEN_HELPER_TASK", __kmp_stg_parse_use_hidden_helper, 5319 __kmp_stg_print_use_hidden_helper, NULL, 0, 0}, 5320 {"LIBOMP_NUM_HIDDEN_HELPER_THREADS", 5321 __kmp_stg_parse_num_hidden_helper_threads, 5322 __kmp_stg_print_num_hidden_helper_threads, NULL, 0, 0}, 5323 5324 #if OMPT_SUPPORT 5325 {"OMP_TOOL", __kmp_stg_parse_omp_tool, __kmp_stg_print_omp_tool, NULL, 0, 5326 0}, 5327 {"OMP_TOOL_LIBRARIES", __kmp_stg_parse_omp_tool_libraries, 5328 __kmp_stg_print_omp_tool_libraries, NULL, 0, 0}, 5329 {"OMP_TOOL_VERBOSE_INIT", __kmp_stg_parse_omp_tool_verbose_init, 5330 __kmp_stg_print_omp_tool_verbose_init, NULL, 0, 0}, 5331 #endif 5332 5333 #if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT 5334 {"KMP_USER_LEVEL_MWAIT", __kmp_stg_parse_user_level_mwait, 5335 __kmp_stg_print_user_level_mwait, NULL, 0, 0}, 5336 {"KMP_MWAIT_HINTS", __kmp_stg_parse_mwait_hints, 5337 __kmp_stg_print_mwait_hints, NULL, 0, 0}, 5338 #endif 5339 {"", NULL, NULL, NULL, 0, 0}}; // settings 5340 5341 static int const __kmp_stg_count = 5342 sizeof(__kmp_stg_table) / sizeof(kmp_setting_t); 5343 5344 static inline kmp_setting_t *__kmp_stg_find(char const *name) { 5345 5346 int i; 5347 if (name != NULL) { 5348 for (i = 0; i < __kmp_stg_count; ++i) { 5349 if (strcmp(__kmp_stg_table[i].name, name) == 0) { 5350 return &__kmp_stg_table[i]; 5351 } 5352 } 5353 } 5354 return NULL; 5355 5356 } // __kmp_stg_find 5357 5358 static int __kmp_stg_cmp(void const *_a, void const *_b) { 5359 const kmp_setting_t *a = RCAST(const kmp_setting_t *, _a); 5360 const kmp_setting_t *b = RCAST(const kmp_setting_t *, _b); 5361 5362 // Process KMP_AFFINITY last. 5363 // It needs to come after OMP_PLACES and GOMP_CPU_AFFINITY. 5364 if (strcmp(a->name, "KMP_AFFINITY") == 0) { 5365 if (strcmp(b->name, "KMP_AFFINITY") == 0) { 5366 return 0; 5367 } 5368 return 1; 5369 } else if (strcmp(b->name, "KMP_AFFINITY") == 0) { 5370 return -1; 5371 } 5372 return strcmp(a->name, b->name); 5373 } // __kmp_stg_cmp 5374 5375 static void __kmp_stg_init(void) { 5376 5377 static int initialized = 0; 5378 5379 if (!initialized) { 5380 5381 // Sort table. 5382 qsort(__kmp_stg_table, __kmp_stg_count - 1, sizeof(kmp_setting_t), 5383 __kmp_stg_cmp); 5384 5385 { // Initialize *_STACKSIZE data. 5386 kmp_setting_t *kmp_stacksize = 5387 __kmp_stg_find("KMP_STACKSIZE"); // 1st priority. 5388 #ifdef KMP_GOMP_COMPAT 5389 kmp_setting_t *gomp_stacksize = 5390 __kmp_stg_find("GOMP_STACKSIZE"); // 2nd priority. 5391 #endif 5392 kmp_setting_t *omp_stacksize = 5393 __kmp_stg_find("OMP_STACKSIZE"); // 3rd priority. 5394 5395 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5396 // !!! Compiler does not understand rivals is used and optimizes out 5397 // assignments 5398 // !!! rivals[ i ++ ] = ...; 5399 static kmp_setting_t *volatile rivals[4]; 5400 static kmp_stg_ss_data_t kmp_data = {1, CCAST(kmp_setting_t **, rivals)}; 5401 #ifdef KMP_GOMP_COMPAT 5402 static kmp_stg_ss_data_t gomp_data = {1024, 5403 CCAST(kmp_setting_t **, rivals)}; 5404 #endif 5405 static kmp_stg_ss_data_t omp_data = {1024, 5406 CCAST(kmp_setting_t **, rivals)}; 5407 int i = 0; 5408 5409 rivals[i++] = kmp_stacksize; 5410 #ifdef KMP_GOMP_COMPAT 5411 if (gomp_stacksize != NULL) { 5412 rivals[i++] = gomp_stacksize; 5413 } 5414 #endif 5415 rivals[i++] = omp_stacksize; 5416 rivals[i++] = NULL; 5417 5418 kmp_stacksize->data = &kmp_data; 5419 #ifdef KMP_GOMP_COMPAT 5420 if (gomp_stacksize != NULL) { 5421 gomp_stacksize->data = &gomp_data; 5422 } 5423 #endif 5424 omp_stacksize->data = &omp_data; 5425 } 5426 5427 { // Initialize KMP_LIBRARY and OMP_WAIT_POLICY data. 5428 kmp_setting_t *kmp_library = 5429 __kmp_stg_find("KMP_LIBRARY"); // 1st priority. 5430 kmp_setting_t *omp_wait_policy = 5431 __kmp_stg_find("OMP_WAIT_POLICY"); // 2nd priority. 5432 5433 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5434 static kmp_setting_t *volatile rivals[3]; 5435 static kmp_stg_wp_data_t kmp_data = {0, CCAST(kmp_setting_t **, rivals)}; 5436 static kmp_stg_wp_data_t omp_data = {1, CCAST(kmp_setting_t **, rivals)}; 5437 int i = 0; 5438 5439 rivals[i++] = kmp_library; 5440 if (omp_wait_policy != NULL) { 5441 rivals[i++] = omp_wait_policy; 5442 } 5443 rivals[i++] = NULL; 5444 5445 kmp_library->data = &kmp_data; 5446 if (omp_wait_policy != NULL) { 5447 omp_wait_policy->data = &omp_data; 5448 } 5449 } 5450 5451 { // Initialize KMP_DEVICE_THREAD_LIMIT and KMP_ALL_THREADS 5452 kmp_setting_t *kmp_device_thread_limit = 5453 __kmp_stg_find("KMP_DEVICE_THREAD_LIMIT"); // 1st priority. 5454 kmp_setting_t *kmp_all_threads = 5455 __kmp_stg_find("KMP_ALL_THREADS"); // 2nd priority. 5456 5457 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5458 static kmp_setting_t *volatile rivals[3]; 5459 int i = 0; 5460 5461 rivals[i++] = kmp_device_thread_limit; 5462 rivals[i++] = kmp_all_threads; 5463 rivals[i++] = NULL; 5464 5465 kmp_device_thread_limit->data = CCAST(kmp_setting_t **, rivals); 5466 kmp_all_threads->data = CCAST(kmp_setting_t **, rivals); 5467 } 5468 5469 { // Initialize KMP_HW_SUBSET and KMP_PLACE_THREADS 5470 // 1st priority 5471 kmp_setting_t *kmp_hw_subset = __kmp_stg_find("KMP_HW_SUBSET"); 5472 // 2nd priority 5473 kmp_setting_t *kmp_place_threads = __kmp_stg_find("KMP_PLACE_THREADS"); 5474 5475 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5476 static kmp_setting_t *volatile rivals[3]; 5477 int i = 0; 5478 5479 rivals[i++] = kmp_hw_subset; 5480 rivals[i++] = kmp_place_threads; 5481 rivals[i++] = NULL; 5482 5483 kmp_hw_subset->data = CCAST(kmp_setting_t **, rivals); 5484 kmp_place_threads->data = CCAST(kmp_setting_t **, rivals); 5485 } 5486 5487 #if KMP_AFFINITY_SUPPORTED 5488 { // Initialize KMP_AFFINITY, GOMP_CPU_AFFINITY, and OMP_PROC_BIND data. 5489 kmp_setting_t *kmp_affinity = 5490 __kmp_stg_find("KMP_AFFINITY"); // 1st priority. 5491 KMP_DEBUG_ASSERT(kmp_affinity != NULL); 5492 5493 #ifdef KMP_GOMP_COMPAT 5494 kmp_setting_t *gomp_cpu_affinity = 5495 __kmp_stg_find("GOMP_CPU_AFFINITY"); // 2nd priority. 5496 KMP_DEBUG_ASSERT(gomp_cpu_affinity != NULL); 5497 #endif 5498 5499 kmp_setting_t *omp_proc_bind = 5500 __kmp_stg_find("OMP_PROC_BIND"); // 3rd priority. 5501 KMP_DEBUG_ASSERT(omp_proc_bind != NULL); 5502 5503 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5504 static kmp_setting_t *volatile rivals[4]; 5505 int i = 0; 5506 5507 rivals[i++] = kmp_affinity; 5508 5509 #ifdef KMP_GOMP_COMPAT 5510 rivals[i++] = gomp_cpu_affinity; 5511 gomp_cpu_affinity->data = CCAST(kmp_setting_t **, rivals); 5512 #endif 5513 5514 rivals[i++] = omp_proc_bind; 5515 omp_proc_bind->data = CCAST(kmp_setting_t **, rivals); 5516 rivals[i++] = NULL; 5517 5518 static kmp_setting_t *volatile places_rivals[4]; 5519 i = 0; 5520 5521 kmp_setting_t *omp_places = __kmp_stg_find("OMP_PLACES"); // 3rd priority. 5522 KMP_DEBUG_ASSERT(omp_places != NULL); 5523 5524 places_rivals[i++] = kmp_affinity; 5525 #ifdef KMP_GOMP_COMPAT 5526 places_rivals[i++] = gomp_cpu_affinity; 5527 #endif 5528 places_rivals[i++] = omp_places; 5529 omp_places->data = CCAST(kmp_setting_t **, places_rivals); 5530 places_rivals[i++] = NULL; 5531 } 5532 #else 5533 // KMP_AFFINITY not supported, so OMP_PROC_BIND has no rivals. 5534 // OMP_PLACES not supported yet. 5535 #endif // KMP_AFFINITY_SUPPORTED 5536 5537 { // Initialize KMP_DETERMINISTIC_REDUCTION and KMP_FORCE_REDUCTION data. 5538 kmp_setting_t *kmp_force_red = 5539 __kmp_stg_find("KMP_FORCE_REDUCTION"); // 1st priority. 5540 kmp_setting_t *kmp_determ_red = 5541 __kmp_stg_find("KMP_DETERMINISTIC_REDUCTION"); // 2nd priority. 5542 5543 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5544 static kmp_setting_t *volatile rivals[3]; 5545 static kmp_stg_fr_data_t force_data = {1, 5546 CCAST(kmp_setting_t **, rivals)}; 5547 static kmp_stg_fr_data_t determ_data = {0, 5548 CCAST(kmp_setting_t **, rivals)}; 5549 int i = 0; 5550 5551 rivals[i++] = kmp_force_red; 5552 if (kmp_determ_red != NULL) { 5553 rivals[i++] = kmp_determ_red; 5554 } 5555 rivals[i++] = NULL; 5556 5557 kmp_force_red->data = &force_data; 5558 if (kmp_determ_red != NULL) { 5559 kmp_determ_red->data = &determ_data; 5560 } 5561 } 5562 5563 initialized = 1; 5564 } 5565 5566 // Reset flags. 5567 int i; 5568 for (i = 0; i < __kmp_stg_count; ++i) { 5569 __kmp_stg_table[i].set = 0; 5570 } 5571 5572 } // __kmp_stg_init 5573 5574 static void __kmp_stg_parse(char const *name, char const *value) { 5575 // On Windows* OS there are some nameless variables like "C:=C:\" (yeah, 5576 // really nameless, they are presented in environment block as 5577 // "=C:=C\\\x00=D:=D:\\\x00...", so let us skip them. 5578 if (name[0] == 0) { 5579 return; 5580 } 5581 5582 if (value != NULL) { 5583 kmp_setting_t *setting = __kmp_stg_find(name); 5584 if (setting != NULL) { 5585 setting->parse(name, value, setting->data); 5586 setting->defined = 1; 5587 } 5588 } 5589 5590 } // __kmp_stg_parse 5591 5592 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found. 5593 char const *name, // Name of variable. 5594 char const *value, // Value of the variable. 5595 kmp_setting_t **rivals // List of rival settings (must include current one). 5596 ) { 5597 5598 if (rivals == NULL) { 5599 return 0; 5600 } 5601 5602 // Loop thru higher priority settings (listed before current). 5603 int i = 0; 5604 for (; strcmp(rivals[i]->name, name) != 0; i++) { 5605 KMP_DEBUG_ASSERT(rivals[i] != NULL); 5606 5607 #if KMP_AFFINITY_SUPPORTED 5608 if (rivals[i] == __kmp_affinity_notype) { 5609 // If KMP_AFFINITY is specified without a type name, 5610 // it does not rival OMP_PROC_BIND or GOMP_CPU_AFFINITY. 5611 continue; 5612 } 5613 #endif 5614 5615 if (rivals[i]->set) { 5616 KMP_WARNING(StgIgnored, name, rivals[i]->name); 5617 return 1; 5618 } 5619 } 5620 5621 ++i; // Skip current setting. 5622 return 0; 5623 5624 } // __kmp_stg_check_rivals 5625 5626 static int __kmp_env_toPrint(char const *name, int flag) { 5627 int rc = 0; 5628 kmp_setting_t *setting = __kmp_stg_find(name); 5629 if (setting != NULL) { 5630 rc = setting->defined; 5631 if (flag >= 0) { 5632 setting->defined = flag; 5633 } 5634 } 5635 return rc; 5636 } 5637 5638 static void __kmp_aux_env_initialize(kmp_env_blk_t *block) { 5639 5640 char const *value; 5641 5642 /* OMP_NUM_THREADS */ 5643 value = __kmp_env_blk_var(block, "OMP_NUM_THREADS"); 5644 if (value) { 5645 ompc_set_num_threads(__kmp_dflt_team_nth); 5646 } 5647 5648 /* KMP_BLOCKTIME */ 5649 value = __kmp_env_blk_var(block, "KMP_BLOCKTIME"); 5650 if (value) { 5651 kmpc_set_blocktime(__kmp_dflt_blocktime); 5652 } 5653 5654 /* OMP_NESTED */ 5655 value = __kmp_env_blk_var(block, "OMP_NESTED"); 5656 if (value) { 5657 ompc_set_nested(__kmp_dflt_max_active_levels > 1); 5658 } 5659 5660 /* OMP_DYNAMIC */ 5661 value = __kmp_env_blk_var(block, "OMP_DYNAMIC"); 5662 if (value) { 5663 ompc_set_dynamic(__kmp_global.g.g_dynamic); 5664 } 5665 } 5666 5667 void __kmp_env_initialize(char const *string) { 5668 5669 kmp_env_blk_t block; 5670 int i; 5671 5672 __kmp_stg_init(); 5673 5674 // Hack!!! 5675 if (string == NULL) { 5676 // __kmp_max_nth = __kmp_sys_max_nth; 5677 __kmp_threads_capacity = 5678 __kmp_initial_threads_capacity(__kmp_dflt_team_nth_ub); 5679 } 5680 __kmp_env_blk_init(&block, string); 5681 5682 // update the set flag on all entries that have an env var 5683 for (i = 0; i < block.count; ++i) { 5684 if ((block.vars[i].name == NULL) || (*block.vars[i].name == '\0')) { 5685 continue; 5686 } 5687 if (block.vars[i].value == NULL) { 5688 continue; 5689 } 5690 kmp_setting_t *setting = __kmp_stg_find(block.vars[i].name); 5691 if (setting != NULL) { 5692 setting->set = 1; 5693 } 5694 } 5695 5696 // We need to know if blocktime was set when processing OMP_WAIT_POLICY 5697 blocktime_str = __kmp_env_blk_var(&block, "KMP_BLOCKTIME"); 5698 5699 // Special case. If we parse environment, not a string, process KMP_WARNINGS 5700 // first. 5701 if (string == NULL) { 5702 char const *name = "KMP_WARNINGS"; 5703 char const *value = __kmp_env_blk_var(&block, name); 5704 __kmp_stg_parse(name, value); 5705 } 5706 5707 #if KMP_AFFINITY_SUPPORTED 5708 // Special case. KMP_AFFINITY is not a rival to other affinity env vars 5709 // if no affinity type is specified. We want to allow 5710 // KMP_AFFINITY=[no],verbose/[no]warnings/etc. to be enabled when 5711 // specifying the affinity type via GOMP_CPU_AFFINITY or the OMP 4.0 5712 // affinity mechanism. 5713 __kmp_affinity_notype = NULL; 5714 char const *aff_str = __kmp_env_blk_var(&block, "KMP_AFFINITY"); 5715 if (aff_str != NULL) { 5716 // Check if the KMP_AFFINITY type is specified in the string. 5717 // We just search the string for "compact", "scatter", etc. 5718 // without really parsing the string. The syntax of the 5719 // KMP_AFFINITY env var is such that none of the affinity 5720 // type names can appear anywhere other that the type 5721 // specifier, even as substrings. 5722 // 5723 // I can't find a case-insensitive version of strstr on Windows* OS. 5724 // Use the case-sensitive version for now. 5725 5726 #if KMP_OS_WINDOWS 5727 #define FIND strstr 5728 #else 5729 #define FIND strcasestr 5730 #endif 5731 5732 if ((FIND(aff_str, "none") == NULL) && 5733 (FIND(aff_str, "physical") == NULL) && 5734 (FIND(aff_str, "logical") == NULL) && 5735 (FIND(aff_str, "compact") == NULL) && 5736 (FIND(aff_str, "scatter") == NULL) && 5737 (FIND(aff_str, "explicit") == NULL) && 5738 (FIND(aff_str, "balanced") == NULL) && 5739 (FIND(aff_str, "disabled") == NULL)) { 5740 __kmp_affinity_notype = __kmp_stg_find("KMP_AFFINITY"); 5741 } else { 5742 // A new affinity type is specified. 5743 // Reset the affinity flags to their default values, 5744 // in case this is called from kmp_set_defaults(). 5745 __kmp_affinity_type = affinity_default; 5746 __kmp_affinity_gran = KMP_HW_UNKNOWN; 5747 __kmp_affinity_top_method = affinity_top_method_default; 5748 __kmp_affinity_respect_mask = affinity_respect_mask_default; 5749 } 5750 #undef FIND 5751 5752 // Also reset the affinity flags if OMP_PROC_BIND is specified. 5753 aff_str = __kmp_env_blk_var(&block, "OMP_PROC_BIND"); 5754 if (aff_str != NULL) { 5755 __kmp_affinity_type = affinity_default; 5756 __kmp_affinity_gran = KMP_HW_UNKNOWN; 5757 __kmp_affinity_top_method = affinity_top_method_default; 5758 __kmp_affinity_respect_mask = affinity_respect_mask_default; 5759 } 5760 } 5761 5762 #endif /* KMP_AFFINITY_SUPPORTED */ 5763 5764 // Set up the nested proc bind type vector. 5765 if (__kmp_nested_proc_bind.bind_types == NULL) { 5766 __kmp_nested_proc_bind.bind_types = 5767 (kmp_proc_bind_t *)KMP_INTERNAL_MALLOC(sizeof(kmp_proc_bind_t)); 5768 if (__kmp_nested_proc_bind.bind_types == NULL) { 5769 KMP_FATAL(MemoryAllocFailed); 5770 } 5771 __kmp_nested_proc_bind.size = 1; 5772 __kmp_nested_proc_bind.used = 1; 5773 #if KMP_AFFINITY_SUPPORTED 5774 __kmp_nested_proc_bind.bind_types[0] = proc_bind_default; 5775 #else 5776 // default proc bind is false if affinity not supported 5777 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 5778 #endif 5779 } 5780 5781 // Set up the affinity format ICV 5782 // Grab the default affinity format string from the message catalog 5783 kmp_msg_t m = 5784 __kmp_msg_format(kmp_i18n_msg_AffFormatDefault, "%P", "%i", "%n", "%A"); 5785 KMP_DEBUG_ASSERT(KMP_STRLEN(m.str) < KMP_AFFINITY_FORMAT_SIZE); 5786 5787 if (__kmp_affinity_format == NULL) { 5788 __kmp_affinity_format = 5789 (char *)KMP_INTERNAL_MALLOC(sizeof(char) * KMP_AFFINITY_FORMAT_SIZE); 5790 } 5791 KMP_STRCPY_S(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, m.str); 5792 __kmp_str_free(&m.str); 5793 5794 // Now process all of the settings. 5795 for (i = 0; i < block.count; ++i) { 5796 __kmp_stg_parse(block.vars[i].name, block.vars[i].value); 5797 } 5798 5799 // If user locks have been allocated yet, don't reset the lock vptr table. 5800 if (!__kmp_init_user_locks) { 5801 if (__kmp_user_lock_kind == lk_default) { 5802 __kmp_user_lock_kind = lk_queuing; 5803 } 5804 #if KMP_USE_DYNAMIC_LOCK 5805 __kmp_init_dynamic_user_locks(); 5806 #else 5807 __kmp_set_user_lock_vptrs(__kmp_user_lock_kind); 5808 #endif 5809 } else { 5810 KMP_DEBUG_ASSERT(string != NULL); // kmp_set_defaults() was called 5811 KMP_DEBUG_ASSERT(__kmp_user_lock_kind != lk_default); 5812 // Binds lock functions again to follow the transition between different 5813 // KMP_CONSISTENCY_CHECK values. Calling this again is harmless as long 5814 // as we do not allow lock kind changes after making a call to any 5815 // user lock functions (true). 5816 #if KMP_USE_DYNAMIC_LOCK 5817 __kmp_init_dynamic_user_locks(); 5818 #else 5819 __kmp_set_user_lock_vptrs(__kmp_user_lock_kind); 5820 #endif 5821 } 5822 5823 #if KMP_AFFINITY_SUPPORTED 5824 5825 if (!TCR_4(__kmp_init_middle)) { 5826 #if KMP_USE_HWLOC 5827 // Force using hwloc when either tiles or numa nodes requested within 5828 // KMP_HW_SUBSET or granularity setting and no other topology method 5829 // is requested 5830 if (__kmp_hw_subset && 5831 __kmp_affinity_top_method == affinity_top_method_default) 5832 if (__kmp_hw_subset->specified(KMP_HW_NUMA) || 5833 __kmp_hw_subset->specified(KMP_HW_TILE) || 5834 __kmp_affinity_gran == KMP_HW_TILE || 5835 __kmp_affinity_gran == KMP_HW_NUMA) 5836 __kmp_affinity_top_method = affinity_top_method_hwloc; 5837 // Force using hwloc when tiles or numa nodes requested for OMP_PLACES 5838 if (__kmp_affinity_gran == KMP_HW_NUMA || 5839 __kmp_affinity_gran == KMP_HW_TILE) 5840 __kmp_affinity_top_method = affinity_top_method_hwloc; 5841 #endif 5842 // Determine if the machine/OS is actually capable of supporting 5843 // affinity. 5844 const char *var = "KMP_AFFINITY"; 5845 KMPAffinity::pick_api(); 5846 #if KMP_USE_HWLOC 5847 // If Hwloc topology discovery was requested but affinity was also disabled, 5848 // then tell user that Hwloc request is being ignored and use default 5849 // topology discovery method. 5850 if (__kmp_affinity_top_method == affinity_top_method_hwloc && 5851 __kmp_affinity_dispatch->get_api_type() != KMPAffinity::HWLOC) { 5852 KMP_WARNING(AffIgnoringHwloc, var); 5853 __kmp_affinity_top_method = affinity_top_method_all; 5854 } 5855 #endif 5856 if (__kmp_affinity_type == affinity_disabled) { 5857 KMP_AFFINITY_DISABLE(); 5858 } else if (!KMP_AFFINITY_CAPABLE()) { 5859 __kmp_affinity_dispatch->determine_capable(var); 5860 if (!KMP_AFFINITY_CAPABLE()) { 5861 if (__kmp_affinity_verbose || 5862 (__kmp_affinity_warnings && 5863 (__kmp_affinity_type != affinity_default) && 5864 (__kmp_affinity_type != affinity_none) && 5865 (__kmp_affinity_type != affinity_disabled))) { 5866 KMP_WARNING(AffNotSupported, var); 5867 } 5868 __kmp_affinity_type = affinity_disabled; 5869 __kmp_affinity_respect_mask = 0; 5870 __kmp_affinity_gran = KMP_HW_THREAD; 5871 } 5872 } 5873 5874 if (__kmp_affinity_type == affinity_disabled) { 5875 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 5876 } else if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_true) { 5877 // OMP_PROC_BIND=true maps to OMP_PROC_BIND=spread. 5878 __kmp_nested_proc_bind.bind_types[0] = proc_bind_spread; 5879 } 5880 5881 if (KMP_AFFINITY_CAPABLE()) { 5882 5883 #if KMP_GROUP_AFFINITY 5884 // This checks to see if the initial affinity mask is equal 5885 // to a single windows processor group. If it is, then we do 5886 // not respect the initial affinity mask and instead, use the 5887 // entire machine. 5888 bool exactly_one_group = false; 5889 if (__kmp_num_proc_groups > 1) { 5890 int group; 5891 bool within_one_group; 5892 // Get the initial affinity mask and determine if it is 5893 // contained within a single group. 5894 kmp_affin_mask_t *init_mask; 5895 KMP_CPU_ALLOC(init_mask); 5896 __kmp_get_system_affinity(init_mask, TRUE); 5897 group = __kmp_get_proc_group(init_mask); 5898 within_one_group = (group >= 0); 5899 // If the initial affinity is within a single group, 5900 // then determine if it is equal to that single group. 5901 if (within_one_group) { 5902 DWORD num_bits_in_group = __kmp_GetActiveProcessorCount(group); 5903 DWORD num_bits_in_mask = 0; 5904 for (int bit = init_mask->begin(); bit != init_mask->end(); 5905 bit = init_mask->next(bit)) 5906 num_bits_in_mask++; 5907 exactly_one_group = (num_bits_in_group == num_bits_in_mask); 5908 } 5909 KMP_CPU_FREE(init_mask); 5910 } 5911 5912 // Handle the Win 64 group affinity stuff if there are multiple 5913 // processor groups, or if the user requested it, and OMP 4.0 5914 // affinity is not in effect. 5915 if (((__kmp_num_proc_groups > 1) && 5916 (__kmp_affinity_type == affinity_default) && 5917 (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default)) || 5918 (__kmp_affinity_top_method == affinity_top_method_group)) { 5919 if (__kmp_affinity_respect_mask == affinity_respect_mask_default && 5920 exactly_one_group) { 5921 __kmp_affinity_respect_mask = FALSE; 5922 } 5923 if (__kmp_affinity_type == affinity_default) { 5924 __kmp_affinity_type = affinity_compact; 5925 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 5926 } 5927 if (__kmp_affinity_top_method == affinity_top_method_default) { 5928 if (__kmp_affinity_gran == KMP_HW_UNKNOWN) { 5929 __kmp_affinity_top_method = affinity_top_method_group; 5930 __kmp_affinity_gran = KMP_HW_PROC_GROUP; 5931 } else if (__kmp_affinity_gran == KMP_HW_PROC_GROUP) { 5932 __kmp_affinity_top_method = affinity_top_method_group; 5933 } else { 5934 __kmp_affinity_top_method = affinity_top_method_all; 5935 } 5936 } else if (__kmp_affinity_top_method == affinity_top_method_group) { 5937 if (__kmp_affinity_gran == KMP_HW_UNKNOWN) { 5938 __kmp_affinity_gran = KMP_HW_PROC_GROUP; 5939 } else if ((__kmp_affinity_gran != KMP_HW_PROC_GROUP) && 5940 (__kmp_affinity_gran != KMP_HW_THREAD)) { 5941 const char *str = __kmp_hw_get_keyword(__kmp_affinity_gran); 5942 KMP_WARNING(AffGranTopGroup, var, str); 5943 __kmp_affinity_gran = KMP_HW_THREAD; 5944 } 5945 } else { 5946 if (__kmp_affinity_gran == KMP_HW_UNKNOWN) { 5947 __kmp_affinity_gran = KMP_HW_CORE; 5948 } else if (__kmp_affinity_gran == KMP_HW_PROC_GROUP) { 5949 const char *str = NULL; 5950 switch (__kmp_affinity_type) { 5951 case affinity_physical: 5952 str = "physical"; 5953 break; 5954 case affinity_logical: 5955 str = "logical"; 5956 break; 5957 case affinity_compact: 5958 str = "compact"; 5959 break; 5960 case affinity_scatter: 5961 str = "scatter"; 5962 break; 5963 case affinity_explicit: 5964 str = "explicit"; 5965 break; 5966 // No MIC on windows, so no affinity_balanced case 5967 default: 5968 KMP_DEBUG_ASSERT(0); 5969 } 5970 KMP_WARNING(AffGranGroupType, var, str); 5971 __kmp_affinity_gran = KMP_HW_CORE; 5972 } 5973 } 5974 } else 5975 5976 #endif /* KMP_GROUP_AFFINITY */ 5977 5978 { 5979 if (__kmp_affinity_respect_mask == affinity_respect_mask_default) { 5980 #if KMP_GROUP_AFFINITY 5981 if (__kmp_num_proc_groups > 1 && exactly_one_group) { 5982 __kmp_affinity_respect_mask = FALSE; 5983 } else 5984 #endif /* KMP_GROUP_AFFINITY */ 5985 { 5986 __kmp_affinity_respect_mask = TRUE; 5987 } 5988 } 5989 if ((__kmp_nested_proc_bind.bind_types[0] != proc_bind_intel) && 5990 (__kmp_nested_proc_bind.bind_types[0] != proc_bind_default)) { 5991 if (__kmp_affinity_type == affinity_default) { 5992 __kmp_affinity_type = affinity_compact; 5993 __kmp_affinity_dups = FALSE; 5994 } 5995 } else if (__kmp_affinity_type == affinity_default) { 5996 #if KMP_MIC_SUPPORTED 5997 if (__kmp_mic_type != non_mic) { 5998 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 5999 } else 6000 #endif 6001 { 6002 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 6003 } 6004 #if KMP_MIC_SUPPORTED 6005 if (__kmp_mic_type != non_mic) { 6006 __kmp_affinity_type = affinity_scatter; 6007 } else 6008 #endif 6009 { 6010 __kmp_affinity_type = affinity_none; 6011 } 6012 } 6013 if ((__kmp_affinity_gran == KMP_HW_UNKNOWN) && 6014 (__kmp_affinity_gran_levels < 0)) { 6015 #if KMP_MIC_SUPPORTED 6016 if (__kmp_mic_type != non_mic) { 6017 __kmp_affinity_gran = KMP_HW_THREAD; 6018 } else 6019 #endif 6020 { 6021 __kmp_affinity_gran = KMP_HW_CORE; 6022 } 6023 } 6024 if (__kmp_affinity_top_method == affinity_top_method_default) { 6025 __kmp_affinity_top_method = affinity_top_method_all; 6026 } 6027 } 6028 } 6029 6030 K_DIAG(1, ("__kmp_affinity_type == %d\n", __kmp_affinity_type)); 6031 K_DIAG(1, ("__kmp_affinity_compact == %d\n", __kmp_affinity_compact)); 6032 K_DIAG(1, ("__kmp_affinity_offset == %d\n", __kmp_affinity_offset)); 6033 K_DIAG(1, ("__kmp_affinity_verbose == %d\n", __kmp_affinity_verbose)); 6034 K_DIAG(1, ("__kmp_affinity_warnings == %d\n", __kmp_affinity_warnings)); 6035 K_DIAG(1, ("__kmp_affinity_respect_mask == %d\n", 6036 __kmp_affinity_respect_mask)); 6037 K_DIAG(1, ("__kmp_affinity_gran == %d\n", __kmp_affinity_gran)); 6038 6039 KMP_DEBUG_ASSERT(__kmp_affinity_type != affinity_default); 6040 KMP_DEBUG_ASSERT(__kmp_nested_proc_bind.bind_types[0] != proc_bind_default); 6041 K_DIAG(1, ("__kmp_nested_proc_bind.bind_types[0] == %d\n", 6042 __kmp_nested_proc_bind.bind_types[0])); 6043 } 6044 6045 #endif /* KMP_AFFINITY_SUPPORTED */ 6046 6047 if (__kmp_version) { 6048 __kmp_print_version_1(); 6049 } 6050 6051 // Post-initialization step: some env. vars need their value's further 6052 // processing 6053 if (string != NULL) { // kmp_set_defaults() was called 6054 __kmp_aux_env_initialize(&block); 6055 } 6056 6057 __kmp_env_blk_free(&block); 6058 6059 KMP_MB(); 6060 6061 } // __kmp_env_initialize 6062 6063 void __kmp_env_print() { 6064 6065 kmp_env_blk_t block; 6066 int i; 6067 kmp_str_buf_t buffer; 6068 6069 __kmp_stg_init(); 6070 __kmp_str_buf_init(&buffer); 6071 6072 __kmp_env_blk_init(&block, NULL); 6073 __kmp_env_blk_sort(&block); 6074 6075 // Print real environment values. 6076 __kmp_str_buf_print(&buffer, "\n%s\n\n", KMP_I18N_STR(UserSettings)); 6077 for (i = 0; i < block.count; ++i) { 6078 char const *name = block.vars[i].name; 6079 char const *value = block.vars[i].value; 6080 if ((KMP_STRLEN(name) > 4 && strncmp(name, "KMP_", 4) == 0) || 6081 strncmp(name, "OMP_", 4) == 0 6082 #ifdef KMP_GOMP_COMPAT 6083 || strncmp(name, "GOMP_", 5) == 0 6084 #endif // KMP_GOMP_COMPAT 6085 ) { 6086 __kmp_str_buf_print(&buffer, " %s=%s\n", name, value); 6087 } 6088 } 6089 __kmp_str_buf_print(&buffer, "\n"); 6090 6091 // Print internal (effective) settings. 6092 __kmp_str_buf_print(&buffer, "%s\n\n", KMP_I18N_STR(EffectiveSettings)); 6093 for (int i = 0; i < __kmp_stg_count; ++i) { 6094 if (__kmp_stg_table[i].print != NULL) { 6095 __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name, 6096 __kmp_stg_table[i].data); 6097 } 6098 } 6099 6100 __kmp_printf("%s", buffer.str); 6101 6102 __kmp_env_blk_free(&block); 6103 __kmp_str_buf_free(&buffer); 6104 6105 __kmp_printf("\n"); 6106 6107 } // __kmp_env_print 6108 6109 void __kmp_env_print_2() { 6110 __kmp_display_env_impl(__kmp_display_env, __kmp_display_env_verbose); 6111 } // __kmp_env_print_2 6112 6113 void __kmp_display_env_impl(int display_env, int display_env_verbose) { 6114 kmp_env_blk_t block; 6115 kmp_str_buf_t buffer; 6116 6117 __kmp_env_format = 1; 6118 6119 __kmp_stg_init(); 6120 __kmp_str_buf_init(&buffer); 6121 6122 __kmp_env_blk_init(&block, NULL); 6123 __kmp_env_blk_sort(&block); 6124 6125 __kmp_str_buf_print(&buffer, "\n%s\n", KMP_I18N_STR(DisplayEnvBegin)); 6126 __kmp_str_buf_print(&buffer, " _OPENMP='%d'\n", __kmp_openmp_version); 6127 6128 for (int i = 0; i < __kmp_stg_count; ++i) { 6129 if (__kmp_stg_table[i].print != NULL && 6130 ((display_env && strncmp(__kmp_stg_table[i].name, "OMP_", 4) == 0) || 6131 display_env_verbose)) { 6132 __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name, 6133 __kmp_stg_table[i].data); 6134 } 6135 } 6136 6137 __kmp_str_buf_print(&buffer, "%s\n", KMP_I18N_STR(DisplayEnvEnd)); 6138 __kmp_str_buf_print(&buffer, "\n"); 6139 6140 __kmp_printf("%s", buffer.str); 6141 6142 __kmp_env_blk_free(&block); 6143 __kmp_str_buf_free(&buffer); 6144 6145 __kmp_printf("\n"); 6146 } 6147 6148 // end of file 6149