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#if OMPD_SUPPORT 29#include "ompd-specific.h" 30#endif 31 32static int __kmp_env_toPrint(char const *name, int flag); 33 34bool __kmp_env_format = 0; // 0 - old format; 1 - new format 35 36// ----------------------------------------------------------------------------- 37// Helper string functions. Subject to move to kmp_str. 38 39#ifdef USE_LOAD_BALANCE 40static double __kmp_convert_to_double(char const *s) { 41 double result; 42 43 if (KMP_SSCANF(s, "%lf", &result) < 1) { 44 result = 0.0; 45 } 46 47 return result; 48} 49#endif 50 51#ifdef KMP_DEBUG 52static unsigned int __kmp_readstr_with_sentinel(char *dest, char const *src, 53 size_t len, char sentinel) { 54 unsigned int i; 55 for (i = 0; i < len; i++) { 56 if ((*src == '\0') || (*src == sentinel)) { 57 break; 58 } 59 *(dest++) = *(src++); 60 } 61 *dest = '\0'; 62 return i; 63} 64#endif 65 66static int __kmp_match_with_sentinel(char const *a, char const *b, size_t len, 67 char sentinel) { 68 size_t l = 0; 69 70 if (a == NULL) 71 a = ""; 72 if (b == NULL) 73 b = ""; 74 while (*a && *b && *b != sentinel) { 75 char ca = *a, cb = *b; 76 77 if (ca >= 'a' && ca <= 'z') 78 ca -= 'a' - 'A'; 79 if (cb >= 'a' && cb <= 'z') 80 cb -= 'a' - 'A'; 81 if (ca != cb) 82 return FALSE; 83 ++l; 84 ++a; 85 ++b; 86 } 87 return l >= len; 88} 89 90// Expected usage: 91// token is the token to check for. 92// buf is the string being parsed. 93// *end returns the char after the end of the token. 94// it is not modified unless a match occurs. 95// 96// Example 1: 97// 98// if (__kmp_match_str("token", buf, *end) { 99// <do something> 100// buf = end; 101// } 102// 103// Example 2: 104// 105// if (__kmp_match_str("token", buf, *end) { 106// char *save = **end; 107// **end = sentinel; 108// <use any of the __kmp*_with_sentinel() functions> 109// **end = save; 110// buf = end; 111// } 112 113static int __kmp_match_str(char const *token, char const *buf, 114 const char **end) { 115 116 KMP_ASSERT(token != NULL); 117 KMP_ASSERT(buf != NULL); 118 KMP_ASSERT(end != NULL); 119 120 while (*token && *buf) { 121 char ct = *token, cb = *buf; 122 123 if (ct >= 'a' && ct <= 'z') 124 ct -= 'a' - 'A'; 125 if (cb >= 'a' && cb <= 'z') 126 cb -= 'a' - 'A'; 127 if (ct != cb) 128 return FALSE; 129 ++token; 130 ++buf; 131 } 132 if (*token) { 133 return FALSE; 134 } 135 *end = buf; 136 return TRUE; 137} 138 139#if KMP_OS_DARWIN 140static size_t __kmp_round4k(size_t size) { 141 size_t _4k = 4 * 1024; 142 if (size & (_4k - 1)) { 143 size &= ~(_4k - 1); 144 if (size <= KMP_SIZE_T_MAX - _4k) { 145 size += _4k; // Round up if there is no overflow. 146 } 147 } 148 return size; 149} // __kmp_round4k 150#endif 151 152static int __kmp_strcasecmp_with_sentinel(char const *a, char const *b, 153 char sentinel) { 154 if (a == NULL) 155 a = ""; 156 if (b == NULL) 157 b = ""; 158 while (*a && *b && *b != sentinel) { 159 char ca = *a, cb = *b; 160 161 if (ca >= 'a' && ca <= 'z') 162 ca -= 'a' - 'A'; 163 if (cb >= 'a' && cb <= 'z') 164 cb -= 'a' - 'A'; 165 if (ca != cb) 166 return (int)(unsigned char)*a - (int)(unsigned char)*b; 167 ++a; 168 ++b; 169 } 170 return *a ? (*b && *b != sentinel) 171 ? (int)(unsigned char)*a - (int)(unsigned char)*b 172 : 1 173 : (*b && *b != sentinel) ? -1 174 : 0; 175} 176 177// ============================================================================= 178// Table structures and helper functions. 179 180typedef struct __kmp_setting kmp_setting_t; 181typedef struct __kmp_stg_ss_data kmp_stg_ss_data_t; 182typedef struct __kmp_stg_wp_data kmp_stg_wp_data_t; 183typedef struct __kmp_stg_fr_data kmp_stg_fr_data_t; 184 185typedef void (*kmp_stg_parse_func_t)(char const *name, char const *value, 186 void *data); 187typedef void (*kmp_stg_print_func_t)(kmp_str_buf_t *buffer, char const *name, 188 void *data); 189 190struct __kmp_setting { 191 char const *name; // Name of setting (environment variable). 192 kmp_stg_parse_func_t parse; // Parser function. 193 kmp_stg_print_func_t print; // Print function. 194 void *data; // Data passed to parser and printer. 195 int set; // Variable set during this "session" 196 // (__kmp_env_initialize() or kmp_set_defaults() call). 197 int defined; // Variable set in any "session". 198}; // struct __kmp_setting 199 200struct __kmp_stg_ss_data { 201 size_t factor; // Default factor: 1 for KMP_STACKSIZE, 1024 for others. 202 kmp_setting_t **rivals; // Array of pointers to rivals (including itself). 203}; // struct __kmp_stg_ss_data 204 205struct __kmp_stg_wp_data { 206 int omp; // 0 -- KMP_LIBRARY, 1 -- OMP_WAIT_POLICY. 207 kmp_setting_t **rivals; // Array of pointers to rivals (including itself). 208}; // struct __kmp_stg_wp_data 209 210struct __kmp_stg_fr_data { 211 int force; // 0 -- KMP_DETERMINISTIC_REDUCTION, 1 -- KMP_FORCE_REDUCTION. 212 kmp_setting_t **rivals; // Array of pointers to rivals (including itself). 213}; // struct __kmp_stg_fr_data 214 215static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found. 216 char const *name, // Name of variable. 217 char const *value, // Value of the variable. 218 kmp_setting_t **rivals // List of rival settings (must include current one). 219); 220 221// Helper struct that trims heading/trailing white spaces 222struct kmp_trimmed_str_t { 223 kmp_str_buf_t buf; 224 kmp_trimmed_str_t(const char *str) { 225 __kmp_str_buf_init(&buf); 226 size_t len = KMP_STRLEN(str); 227 if (len == 0) 228 return; 229 const char *begin = str; 230 const char *end = str + KMP_STRLEN(str) - 1; 231 SKIP_WS(begin); 232 while (begin < end && *end == ' ') 233 end--; 234 __kmp_str_buf_cat(&buf, begin, end - begin + 1); 235 } 236 ~kmp_trimmed_str_t() { __kmp_str_buf_free(&buf); } 237 const char *get() { return buf.str; } 238}; 239 240// ----------------------------------------------------------------------------- 241// Helper parse functions. 242 243static void __kmp_stg_parse_bool(char const *name, char const *value, 244 int *out) { 245 if (__kmp_str_match_true(value)) { 246 *out = TRUE; 247 } else if (__kmp_str_match_false(value)) { 248 *out = FALSE; 249 } else { 250 __kmp_msg(kmp_ms_warning, KMP_MSG(BadBoolValue, name, value), 251 KMP_HNT(ValidBoolValues), __kmp_msg_null); 252 } 253} // __kmp_stg_parse_bool 254 255// placed here in order to use __kmp_round4k static function 256void __kmp_check_stksize(size_t *val) { 257 // if system stack size is too big then limit the size for worker threads 258#if KMP_OS_AIX 259 if (*val > KMP_DEFAULT_STKSIZE * 2) // Use 2 times, 16 is too large for AIX. 260 *val = KMP_DEFAULT_STKSIZE * 2; 261#else 262 if (*val > KMP_DEFAULT_STKSIZE * 16) // just a heuristics... 263 *val = KMP_DEFAULT_STKSIZE * 16; 264#endif 265 if (*val < __kmp_sys_min_stksize) 266 *val = __kmp_sys_min_stksize; 267 if (*val > KMP_MAX_STKSIZE) 268 *val = KMP_MAX_STKSIZE; // dead code currently, but may work in future 269#if KMP_OS_DARWIN 270 *val = __kmp_round4k(*val); 271#endif // KMP_OS_DARWIN 272} 273 274static void __kmp_stg_parse_size(char const *name, char const *value, 275 size_t size_min, size_t size_max, 276 int *is_specified, size_t *out, 277 size_t factor) { 278 char const *msg = NULL; 279#if KMP_OS_DARWIN 280 size_min = __kmp_round4k(size_min); 281 size_max = __kmp_round4k(size_max); 282#endif // KMP_OS_DARWIN 283 if (value) { 284 if (is_specified != NULL) { 285 *is_specified = 1; 286 } 287 __kmp_str_to_size(value, out, factor, &msg); 288 if (msg == NULL) { 289 if (*out > size_max) { 290 *out = size_max; 291 msg = KMP_I18N_STR(ValueTooLarge); 292 } else if (*out < size_min) { 293 *out = size_min; 294 msg = KMP_I18N_STR(ValueTooSmall); 295 } else { 296#if KMP_OS_DARWIN 297 size_t round4k = __kmp_round4k(*out); 298 if (*out != round4k) { 299 *out = round4k; 300 msg = KMP_I18N_STR(NotMultiple4K); 301 } 302#endif 303 } 304 } else { 305 // If integer overflow occurred, * out == KMP_SIZE_T_MAX. Cut it to 306 // size_max silently. 307 if (*out < size_min) { 308 *out = size_max; 309 } else if (*out > size_max) { 310 *out = size_max; 311 } 312 } 313 if (msg != NULL) { 314 // Message is not empty. Print warning. 315 kmp_str_buf_t buf; 316 __kmp_str_buf_init(&buf); 317 __kmp_str_buf_print_size(&buf, *out); 318 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 319 KMP_INFORM(Using_str_Value, name, buf.str); 320 __kmp_str_buf_free(&buf); 321 } 322 } 323} // __kmp_stg_parse_size 324 325static void __kmp_stg_parse_str(char const *name, char const *value, 326 char **out) { 327 __kmp_str_free(out); 328 *out = __kmp_str_format("%s", value); 329} // __kmp_stg_parse_str 330 331static void __kmp_stg_parse_int( 332 char const 333 *name, // I: Name of environment variable (used in warning messages). 334 char const *value, // I: Value of environment variable to parse. 335 int min, // I: Minimum allowed value. 336 int max, // I: Maximum allowed value. 337 int *out // O: Output (parsed) value. 338) { 339 char const *msg = NULL; 340 kmp_uint64 uint = *out; 341 __kmp_str_to_uint(value, &uint, &msg); 342 if (msg == NULL) { 343 if (uint < (unsigned int)min) { 344 msg = KMP_I18N_STR(ValueTooSmall); 345 uint = min; 346 } else if (uint > (unsigned int)max) { 347 msg = KMP_I18N_STR(ValueTooLarge); 348 uint = max; 349 } 350 } else { 351 // If overflow occurred msg contains error message and uint is very big. Cut 352 // tmp it to INT_MAX. 353 if (uint < (unsigned int)min) { 354 uint = min; 355 } else if (uint > (unsigned int)max) { 356 uint = max; 357 } 358 } 359 if (msg != NULL) { 360 // Message is not empty. Print warning. 361 kmp_str_buf_t buf; 362 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 363 __kmp_str_buf_init(&buf); 364 __kmp_str_buf_print(&buf, "%" KMP_UINT64_SPEC "", uint); 365 KMP_INFORM(Using_uint64_Value, name, buf.str); 366 __kmp_str_buf_free(&buf); 367 } 368 __kmp_type_convert(uint, out); 369} // __kmp_stg_parse_int 370 371#if KMP_DEBUG_ADAPTIVE_LOCKS 372static void __kmp_stg_parse_file(char const *name, char const *value, 373 const char *suffix, char **out) { 374 char buffer[256]; 375 char *t; 376 int hasSuffix; 377 __kmp_str_free(out); 378 t = (char *)strrchr(value, '.'); 379 hasSuffix = t && __kmp_str_eqf(t, suffix); 380 t = __kmp_str_format("%s%s", value, hasSuffix ? "" : suffix); 381 __kmp_expand_file_name(buffer, sizeof(buffer), t); 382 __kmp_str_free(&t); 383 *out = __kmp_str_format("%s", buffer); 384} // __kmp_stg_parse_file 385#endif 386 387#ifdef KMP_DEBUG 388static char *par_range_to_print = NULL; 389 390static void __kmp_stg_parse_par_range(char const *name, char const *value, 391 int *out_range, char *out_routine, 392 char *out_file, int *out_lb, 393 int *out_ub) { 394 const char *par_range_value; 395 size_t len = KMP_STRLEN(value) + 1; 396 par_range_to_print = (char *)KMP_INTERNAL_MALLOC(len + 1); 397 KMP_STRNCPY_S(par_range_to_print, len + 1, value, len + 1); 398 __kmp_par_range = +1; 399 __kmp_par_range_lb = 0; 400 __kmp_par_range_ub = INT_MAX; 401 for (;;) { 402 unsigned int len; 403 if (!value || *value == '\0') { 404 break; 405 } 406 if (!__kmp_strcasecmp_with_sentinel("routine", value, '=')) { 407 par_range_value = strchr(value, '=') + 1; 408 if (!par_range_value) 409 goto par_range_error; 410 value = par_range_value; 411 len = __kmp_readstr_with_sentinel(out_routine, value, 412 KMP_PAR_RANGE_ROUTINE_LEN - 1, ','); 413 if (len == 0) { 414 goto par_range_error; 415 } 416 value = strchr(value, ','); 417 if (value != NULL) { 418 value++; 419 } 420 continue; 421 } 422 if (!__kmp_strcasecmp_with_sentinel("filename", value, '=')) { 423 par_range_value = strchr(value, '=') + 1; 424 if (!par_range_value) 425 goto par_range_error; 426 value = par_range_value; 427 len = __kmp_readstr_with_sentinel(out_file, value, 428 KMP_PAR_RANGE_FILENAME_LEN - 1, ','); 429 if (len == 0) { 430 goto par_range_error; 431 } 432 value = strchr(value, ','); 433 if (value != NULL) { 434 value++; 435 } 436 continue; 437 } 438 if ((!__kmp_strcasecmp_with_sentinel("range", value, '=')) || 439 (!__kmp_strcasecmp_with_sentinel("incl_range", value, '='))) { 440 par_range_value = strchr(value, '=') + 1; 441 if (!par_range_value) 442 goto par_range_error; 443 value = par_range_value; 444 if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) { 445 goto par_range_error; 446 } 447 *out_range = +1; 448 value = strchr(value, ','); 449 if (value != NULL) { 450 value++; 451 } 452 continue; 453 } 454 if (!__kmp_strcasecmp_with_sentinel("excl_range", value, '=')) { 455 par_range_value = strchr(value, '=') + 1; 456 if (!par_range_value) 457 goto par_range_error; 458 value = par_range_value; 459 if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) { 460 goto par_range_error; 461 } 462 *out_range = -1; 463 value = strchr(value, ','); 464 if (value != NULL) { 465 value++; 466 } 467 continue; 468 } 469 par_range_error: 470 KMP_WARNING(ParRangeSyntax, name); 471 __kmp_par_range = 0; 472 break; 473 } 474} // __kmp_stg_parse_par_range 475#endif 476 477int __kmp_initial_threads_capacity(int req_nproc) { 478 int nth = 32; 479 480 /* MIN( MAX( 32, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ), 481 * __kmp_max_nth) */ 482 if (nth < (4 * req_nproc)) 483 nth = (4 * req_nproc); 484 if (nth < (4 * __kmp_xproc)) 485 nth = (4 * __kmp_xproc); 486 487 // If hidden helper task is enabled, we initialize the thread capacity with 488 // extra __kmp_hidden_helper_threads_num. 489 if (__kmp_enable_hidden_helper) { 490 nth += __kmp_hidden_helper_threads_num; 491 } 492 493 if (nth > __kmp_max_nth) 494 nth = __kmp_max_nth; 495 496 return nth; 497} 498 499int __kmp_default_tp_capacity(int req_nproc, int max_nth, 500 int all_threads_specified) { 501 int nth = 128; 502 503 if (all_threads_specified) 504 return max_nth; 505 /* MIN( MAX (128, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ), 506 * __kmp_max_nth ) */ 507 if (nth < (4 * req_nproc)) 508 nth = (4 * req_nproc); 509 if (nth < (4 * __kmp_xproc)) 510 nth = (4 * __kmp_xproc); 511 512 if (nth > __kmp_max_nth) 513 nth = __kmp_max_nth; 514 515 return nth; 516} 517 518// ----------------------------------------------------------------------------- 519// Helper print functions. 520 521static void __kmp_stg_print_bool(kmp_str_buf_t *buffer, char const *name, 522 int value) { 523 if (__kmp_env_format) { 524 KMP_STR_BUF_PRINT_BOOL; 525 } else { 526 __kmp_str_buf_print(buffer, " %s=%s\n", name, value ? "true" : "false"); 527 } 528} // __kmp_stg_print_bool 529 530static void __kmp_stg_print_int(kmp_str_buf_t *buffer, char const *name, 531 int value) { 532 if (__kmp_env_format) { 533 KMP_STR_BUF_PRINT_INT; 534 } else { 535 __kmp_str_buf_print(buffer, " %s=%d\n", name, value); 536 } 537} // __kmp_stg_print_int 538 539static void __kmp_stg_print_uint64(kmp_str_buf_t *buffer, char const *name, 540 kmp_uint64 value) { 541 if (__kmp_env_format) { 542 KMP_STR_BUF_PRINT_UINT64; 543 } else { 544 __kmp_str_buf_print(buffer, " %s=%" KMP_UINT64_SPEC "\n", name, value); 545 } 546} // __kmp_stg_print_uint64 547 548static void __kmp_stg_print_str(kmp_str_buf_t *buffer, char const *name, 549 char const *value) { 550 if (__kmp_env_format) { 551 KMP_STR_BUF_PRINT_STR; 552 } else { 553 __kmp_str_buf_print(buffer, " %s=%s\n", name, value); 554 } 555} // __kmp_stg_print_str 556 557static void __kmp_stg_print_size(kmp_str_buf_t *buffer, char const *name, 558 size_t value) { 559 if (__kmp_env_format) { 560 KMP_STR_BUF_PRINT_NAME_EX(name); 561 __kmp_str_buf_print_size(buffer, value); 562 __kmp_str_buf_print(buffer, "'\n"); 563 } else { 564 __kmp_str_buf_print(buffer, " %s=", name); 565 __kmp_str_buf_print_size(buffer, value); 566 __kmp_str_buf_print(buffer, "\n"); 567 return; 568 } 569} // __kmp_stg_print_size 570 571// ============================================================================= 572// Parse and print functions. 573 574// ----------------------------------------------------------------------------- 575// KMP_DEVICE_THREAD_LIMIT, KMP_ALL_THREADS 576 577static void __kmp_stg_parse_device_thread_limit(char const *name, 578 char const *value, void *data) { 579 kmp_setting_t **rivals = (kmp_setting_t **)data; 580 int rc; 581 if (strcmp(name, "KMP_ALL_THREADS") == 0) { 582 KMP_INFORM(EnvVarDeprecated, name, "KMP_DEVICE_THREAD_LIMIT"); 583 } 584 rc = __kmp_stg_check_rivals(name, value, rivals); 585 if (rc) { 586 return; 587 } 588 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) { 589 __kmp_max_nth = __kmp_xproc; 590 __kmp_allThreadsSpecified = 1; 591 } else { 592 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_max_nth); 593 __kmp_allThreadsSpecified = 0; 594 } 595 K_DIAG(1, ("__kmp_max_nth == %d\n", __kmp_max_nth)); 596 597} // __kmp_stg_parse_device_thread_limit 598 599static void __kmp_stg_print_device_thread_limit(kmp_str_buf_t *buffer, 600 char const *name, void *data) { 601 __kmp_stg_print_int(buffer, name, __kmp_max_nth); 602} // __kmp_stg_print_device_thread_limit 603 604// ----------------------------------------------------------------------------- 605// OMP_THREAD_LIMIT 606static void __kmp_stg_parse_thread_limit(char const *name, char const *value, 607 void *data) { 608 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_cg_max_nth); 609 K_DIAG(1, ("__kmp_cg_max_nth == %d\n", __kmp_cg_max_nth)); 610 611} // __kmp_stg_parse_thread_limit 612 613static void __kmp_stg_print_thread_limit(kmp_str_buf_t *buffer, 614 char const *name, void *data) { 615 __kmp_stg_print_int(buffer, name, __kmp_cg_max_nth); 616} // __kmp_stg_print_thread_limit 617 618// ----------------------------------------------------------------------------- 619// OMP_NUM_TEAMS 620static void __kmp_stg_parse_nteams(char const *name, char const *value, 621 void *data) { 622 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_nteams); 623 K_DIAG(1, ("__kmp_nteams == %d\n", __kmp_nteams)); 624} // __kmp_stg_parse_nteams 625 626static void __kmp_stg_print_nteams(kmp_str_buf_t *buffer, char const *name, 627 void *data) { 628 __kmp_stg_print_int(buffer, name, __kmp_nteams); 629} // __kmp_stg_print_nteams 630 631// ----------------------------------------------------------------------------- 632// OMP_TEAMS_THREAD_LIMIT 633static void __kmp_stg_parse_teams_th_limit(char const *name, char const *value, 634 void *data) { 635 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, 636 &__kmp_teams_thread_limit); 637 K_DIAG(1, ("__kmp_teams_thread_limit == %d\n", __kmp_teams_thread_limit)); 638} // __kmp_stg_parse_teams_th_limit 639 640static void __kmp_stg_print_teams_th_limit(kmp_str_buf_t *buffer, 641 char const *name, void *data) { 642 __kmp_stg_print_int(buffer, name, __kmp_teams_thread_limit); 643} // __kmp_stg_print_teams_th_limit 644 645// ----------------------------------------------------------------------------- 646// KMP_TEAMS_THREAD_LIMIT 647static void __kmp_stg_parse_teams_thread_limit(char const *name, 648 char const *value, void *data) { 649 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_teams_max_nth); 650} // __kmp_stg_teams_thread_limit 651 652static void __kmp_stg_print_teams_thread_limit(kmp_str_buf_t *buffer, 653 char const *name, void *data) { 654 __kmp_stg_print_int(buffer, name, __kmp_teams_max_nth); 655} // __kmp_stg_print_teams_thread_limit 656 657// ----------------------------------------------------------------------------- 658// KMP_USE_YIELD 659static void __kmp_stg_parse_use_yield(char const *name, char const *value, 660 void *data) { 661 __kmp_stg_parse_int(name, value, 0, 2, &__kmp_use_yield); 662 __kmp_use_yield_exp_set = 1; 663} // __kmp_stg_parse_use_yield 664 665static void __kmp_stg_print_use_yield(kmp_str_buf_t *buffer, char const *name, 666 void *data) { 667 __kmp_stg_print_int(buffer, name, __kmp_use_yield); 668} // __kmp_stg_print_use_yield 669 670// ----------------------------------------------------------------------------- 671// KMP_BLOCKTIME 672 673static void __kmp_stg_parse_blocktime(char const *name, char const *value, 674 void *data) { 675 const char *buf = value; 676 const char *next; 677 const int ms_mult = 1000; 678 int multiplier = 1; 679 int num; 680 681 // Read integer blocktime value 682 SKIP_WS(buf); 683 if ((*buf >= '0') && (*buf <= '9')) { 684 next = buf; 685 SKIP_DIGITS(next); 686 num = __kmp_basic_str_to_int(buf); 687 KMP_ASSERT(num >= 0); 688 buf = next; 689 SKIP_WS(buf); 690 } else { 691 num = -1; 692 } 693 694 // Read units: note that __kmp_dflt_blocktime units is now us 695 next = buf; 696 if (*buf == '\0' || __kmp_match_str("ms", buf, &next)) { 697 // units are in ms; convert 698 __kmp_dflt_blocktime = ms_mult * num; 699 __kmp_blocktime_units = 'm'; 700 multiplier = ms_mult; 701 } else if (__kmp_match_str("us", buf, &next)) { 702 // units are in us 703 __kmp_dflt_blocktime = num; 704 __kmp_blocktime_units = 'u'; 705 } else if (__kmp_match_str("infinite", buf, &next) || 706 __kmp_match_str("infinity", buf, &next)) { 707 // units are in ms 708 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME; 709 __kmp_blocktime_units = 'm'; 710 multiplier = ms_mult; 711 } else { 712 KMP_WARNING(StgInvalidValue, name, value); 713 // default units are in ms 714 __kmp_dflt_blocktime = ms_mult * num; 715 __kmp_blocktime_units = 'm'; 716 multiplier = ms_mult; 717 } 718 719 if (num < 0 && __kmp_dflt_blocktime < 0) { // num out of range 720 __kmp_dflt_blocktime = KMP_DEFAULT_BLOCKTIME; // now in us 721 __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidValue, name, value), 722 __kmp_msg_null); 723 // Inform in appropriate units 724 KMP_INFORM(Using_int_Value, name, __kmp_dflt_blocktime / multiplier); 725 __kmp_env_blocktime = FALSE; // Revert to default as if var not set. 726 } else if (num > 0 && __kmp_dflt_blocktime < 0) { // overflow 727 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME; 728 __kmp_msg(kmp_ms_warning, KMP_MSG(LargeValue, name, value), __kmp_msg_null); 729 KMP_INFORM(MaxValueUsing, name, __kmp_dflt_blocktime / multiplier); 730 __kmp_env_blocktime = TRUE; // KMP_BLOCKTIME was specified. 731 } else { 732 if (__kmp_dflt_blocktime < KMP_MIN_BLOCKTIME) { 733 __kmp_dflt_blocktime = KMP_MIN_BLOCKTIME; 734 __kmp_msg(kmp_ms_warning, KMP_MSG(SmallValue, name, value), 735 __kmp_msg_null); 736 KMP_INFORM(MinValueUsing, name, __kmp_dflt_blocktime / multiplier); 737 } else if (__kmp_dflt_blocktime > KMP_MAX_BLOCKTIME) { 738 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME; 739 __kmp_msg(kmp_ms_warning, KMP_MSG(LargeValue, name, value), 740 __kmp_msg_null); 741 KMP_INFORM(MaxValueUsing, name, __kmp_dflt_blocktime / multiplier); 742 } 743 __kmp_env_blocktime = TRUE; // KMP_BLOCKTIME was specified. 744 } 745#if KMP_USE_MONITOR 746 // calculate number of monitor thread wakeup intervals corresponding to 747 // blocktime. 748 __kmp_monitor_wakeups = 749 KMP_WAKEUPS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups); 750 __kmp_bt_intervals = 751 KMP_INTERVALS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups); 752#endif 753 K_DIAG(1, ("__kmp_env_blocktime == %d\n", __kmp_env_blocktime)); 754 if (__kmp_env_blocktime) { 755 K_DIAG(1, ("__kmp_dflt_blocktime == %d\n", __kmp_dflt_blocktime)); 756 } 757} // __kmp_stg_parse_blocktime 758 759static void __kmp_stg_print_blocktime(kmp_str_buf_t *buffer, char const *name, 760 void *data) { 761 int num = __kmp_dflt_blocktime; 762 if (__kmp_blocktime_units == 'm') { 763 num = num / 1000; 764 } 765 if (__kmp_env_format) { 766 KMP_STR_BUF_PRINT_NAME_EX(name); 767 } else { 768 __kmp_str_buf_print(buffer, " %s=", name); 769 } 770 __kmp_str_buf_print(buffer, "%d", num); 771 __kmp_str_buf_print(buffer, "%cs\n", __kmp_blocktime_units); 772} // __kmp_stg_print_blocktime 773 774// ----------------------------------------------------------------------------- 775// KMP_DUPLICATE_LIB_OK 776 777static void __kmp_stg_parse_duplicate_lib_ok(char const *name, 778 char const *value, void *data) { 779 /* actually this variable is not supported, put here for compatibility with 780 earlier builds and for static/dynamic combination */ 781 __kmp_stg_parse_bool(name, value, &__kmp_duplicate_library_ok); 782} // __kmp_stg_parse_duplicate_lib_ok 783 784static void __kmp_stg_print_duplicate_lib_ok(kmp_str_buf_t *buffer, 785 char const *name, void *data) { 786 __kmp_stg_print_bool(buffer, name, __kmp_duplicate_library_ok); 787} // __kmp_stg_print_duplicate_lib_ok 788 789// ----------------------------------------------------------------------------- 790// KMP_INHERIT_FP_CONTROL 791 792#if KMP_ARCH_X86 || KMP_ARCH_X86_64 793 794static void __kmp_stg_parse_inherit_fp_control(char const *name, 795 char const *value, void *data) { 796 __kmp_stg_parse_bool(name, value, &__kmp_inherit_fp_control); 797} // __kmp_stg_parse_inherit_fp_control 798 799static void __kmp_stg_print_inherit_fp_control(kmp_str_buf_t *buffer, 800 char const *name, void *data) { 801#if KMP_DEBUG 802 __kmp_stg_print_bool(buffer, name, __kmp_inherit_fp_control); 803#endif /* KMP_DEBUG */ 804} // __kmp_stg_print_inherit_fp_control 805 806#endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */ 807 808// Used for OMP_WAIT_POLICY 809static char const *blocktime_str = NULL; 810 811// ----------------------------------------------------------------------------- 812// KMP_LIBRARY, OMP_WAIT_POLICY 813 814static void __kmp_stg_parse_wait_policy(char const *name, char const *value, 815 void *data) { 816 817 kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data; 818 int rc; 819 820 rc = __kmp_stg_check_rivals(name, value, wait->rivals); 821 if (rc) { 822 return; 823 } 824 825 if (wait->omp) { 826 if (__kmp_str_match("ACTIVE", 1, value)) { 827 __kmp_library = library_turnaround; 828 if (blocktime_str == NULL) { 829 // KMP_BLOCKTIME not specified, so set default to "infinite". 830 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME; 831 } 832 } else if (__kmp_str_match("PASSIVE", 1, value)) { 833 __kmp_library = library_throughput; 834 __kmp_wpolicy_passive = true; /* allow sleep while active tasking */ 835 if (blocktime_str == NULL) { 836 // KMP_BLOCKTIME not specified, so set default to 0. 837 __kmp_dflt_blocktime = 0; 838 } 839 } else { 840 KMP_WARNING(StgInvalidValue, name, value); 841 } 842 } else { 843 if (__kmp_str_match("serial", 1, value)) { /* S */ 844 __kmp_library = library_serial; 845 } else if (__kmp_str_match("throughput", 2, value)) { /* TH */ 846 __kmp_library = library_throughput; 847 if (blocktime_str == NULL) { 848 // KMP_BLOCKTIME not specified, so set default to 0. 849 __kmp_dflt_blocktime = 0; 850 } 851 } else if (__kmp_str_match("turnaround", 2, value)) { /* TU */ 852 __kmp_library = library_turnaround; 853 } else if (__kmp_str_match("dedicated", 1, value)) { /* D */ 854 __kmp_library = library_turnaround; 855 } else if (__kmp_str_match("multiuser", 1, value)) { /* M */ 856 __kmp_library = library_throughput; 857 if (blocktime_str == NULL) { 858 // KMP_BLOCKTIME not specified, so set default to 0. 859 __kmp_dflt_blocktime = 0; 860 } 861 } else { 862 KMP_WARNING(StgInvalidValue, name, value); 863 } 864 } 865} // __kmp_stg_parse_wait_policy 866 867static void __kmp_stg_print_wait_policy(kmp_str_buf_t *buffer, char const *name, 868 void *data) { 869 870 kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data; 871 char const *value = NULL; 872 873 if (wait->omp) { 874 switch (__kmp_library) { 875 case library_turnaround: { 876 value = "ACTIVE"; 877 } break; 878 case library_throughput: { 879 value = "PASSIVE"; 880 } break; 881 case library_none: 882 case library_serial: { 883 value = NULL; 884 } break; 885 } 886 } else { 887 switch (__kmp_library) { 888 case library_serial: { 889 value = "serial"; 890 } break; 891 case library_turnaround: { 892 value = "turnaround"; 893 } break; 894 case library_throughput: { 895 value = "throughput"; 896 } break; 897 case library_none: { 898 value = NULL; 899 } break; 900 } 901 } 902 if (value != NULL) { 903 __kmp_stg_print_str(buffer, name, value); 904 } 905 906} // __kmp_stg_print_wait_policy 907 908#if KMP_USE_MONITOR 909// ----------------------------------------------------------------------------- 910// KMP_MONITOR_STACKSIZE 911 912static void __kmp_stg_parse_monitor_stacksize(char const *name, 913 char const *value, void *data) { 914 __kmp_stg_parse_size(name, value, __kmp_sys_min_stksize, KMP_MAX_STKSIZE, 915 NULL, &__kmp_monitor_stksize, 1); 916} // __kmp_stg_parse_monitor_stacksize 917 918static void __kmp_stg_print_monitor_stacksize(kmp_str_buf_t *buffer, 919 char const *name, void *data) { 920 if (__kmp_env_format) { 921 if (__kmp_monitor_stksize > 0) 922 KMP_STR_BUF_PRINT_NAME_EX(name); 923 else 924 KMP_STR_BUF_PRINT_NAME; 925 } else { 926 __kmp_str_buf_print(buffer, " %s", name); 927 } 928 if (__kmp_monitor_stksize > 0) { 929 __kmp_str_buf_print_size(buffer, __kmp_monitor_stksize); 930 } else { 931 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 932 } 933 if (__kmp_env_format && __kmp_monitor_stksize) { 934 __kmp_str_buf_print(buffer, "'\n"); 935 } 936} // __kmp_stg_print_monitor_stacksize 937#endif // KMP_USE_MONITOR 938 939// ----------------------------------------------------------------------------- 940// KMP_SETTINGS 941 942static void __kmp_stg_parse_settings(char const *name, char const *value, 943 void *data) { 944 __kmp_stg_parse_bool(name, value, &__kmp_settings); 945} // __kmp_stg_parse_settings 946 947static void __kmp_stg_print_settings(kmp_str_buf_t *buffer, char const *name, 948 void *data) { 949 __kmp_stg_print_bool(buffer, name, __kmp_settings); 950} // __kmp_stg_print_settings 951 952// ----------------------------------------------------------------------------- 953// KMP_STACKPAD 954 955static void __kmp_stg_parse_stackpad(char const *name, char const *value, 956 void *data) { 957 __kmp_stg_parse_int(name, // Env var name 958 value, // Env var value 959 KMP_MIN_STKPADDING, // Min value 960 KMP_MAX_STKPADDING, // Max value 961 &__kmp_stkpadding // Var to initialize 962 ); 963} // __kmp_stg_parse_stackpad 964 965static void __kmp_stg_print_stackpad(kmp_str_buf_t *buffer, char const *name, 966 void *data) { 967 __kmp_stg_print_int(buffer, name, __kmp_stkpadding); 968} // __kmp_stg_print_stackpad 969 970// ----------------------------------------------------------------------------- 971// KMP_STACKOFFSET 972 973static void __kmp_stg_parse_stackoffset(char const *name, char const *value, 974 void *data) { 975 __kmp_stg_parse_size(name, // Env var name 976 value, // Env var value 977 KMP_MIN_STKOFFSET, // Min value 978 KMP_MAX_STKOFFSET, // Max value 979 NULL, // 980 &__kmp_stkoffset, // Var to initialize 981 1); 982} // __kmp_stg_parse_stackoffset 983 984static void __kmp_stg_print_stackoffset(kmp_str_buf_t *buffer, char const *name, 985 void *data) { 986 __kmp_stg_print_size(buffer, name, __kmp_stkoffset); 987} // __kmp_stg_print_stackoffset 988 989// ----------------------------------------------------------------------------- 990// KMP_STACKSIZE, OMP_STACKSIZE, GOMP_STACKSIZE 991 992static void __kmp_stg_parse_stacksize(char const *name, char const *value, 993 void *data) { 994 995 kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data; 996 int rc; 997 998 rc = __kmp_stg_check_rivals(name, value, stacksize->rivals); 999 if (rc) { 1000 return; 1001 } 1002 __kmp_stg_parse_size(name, // Env var name 1003 value, // Env var value 1004 __kmp_sys_min_stksize, // Min value 1005 KMP_MAX_STKSIZE, // Max value 1006 &__kmp_env_stksize, // 1007 &__kmp_stksize, // Var to initialize 1008 stacksize->factor); 1009 1010} // __kmp_stg_parse_stacksize 1011 1012// This function is called for printing both KMP_STACKSIZE (factor is 1) and 1013// OMP_STACKSIZE (factor is 1024). Currently it is not possible to print 1014// OMP_STACKSIZE value in bytes. We can consider adding this possibility by a 1015// customer request in future. 1016static void __kmp_stg_print_stacksize(kmp_str_buf_t *buffer, char const *name, 1017 void *data) { 1018 kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data; 1019 if (__kmp_env_format) { 1020 KMP_STR_BUF_PRINT_NAME_EX(name); 1021 __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024) 1022 ? __kmp_stksize / stacksize->factor 1023 : __kmp_stksize); 1024 __kmp_str_buf_print(buffer, "'\n"); 1025 } else { 1026 __kmp_str_buf_print(buffer, " %s=", name); 1027 __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024) 1028 ? __kmp_stksize / stacksize->factor 1029 : __kmp_stksize); 1030 __kmp_str_buf_print(buffer, "\n"); 1031 } 1032} // __kmp_stg_print_stacksize 1033 1034// ----------------------------------------------------------------------------- 1035// KMP_VERSION 1036 1037static void __kmp_stg_parse_version(char const *name, char const *value, 1038 void *data) { 1039 __kmp_stg_parse_bool(name, value, &__kmp_version); 1040} // __kmp_stg_parse_version 1041 1042static void __kmp_stg_print_version(kmp_str_buf_t *buffer, char const *name, 1043 void *data) { 1044 __kmp_stg_print_bool(buffer, name, __kmp_version); 1045} // __kmp_stg_print_version 1046 1047// ----------------------------------------------------------------------------- 1048// KMP_WARNINGS 1049 1050static void __kmp_stg_parse_warnings(char const *name, char const *value, 1051 void *data) { 1052 __kmp_stg_parse_bool(name, value, &__kmp_generate_warnings); 1053 if (__kmp_generate_warnings != kmp_warnings_off) { 1054 // AC: only 0/1 values documented, so reset to explicit to distinguish from 1055 // default setting 1056 __kmp_generate_warnings = kmp_warnings_explicit; 1057 } 1058} // __kmp_stg_parse_warnings 1059 1060static void __kmp_stg_print_warnings(kmp_str_buf_t *buffer, char const *name, 1061 void *data) { 1062 // AC: TODO: change to print_int? (needs documentation change) 1063 __kmp_stg_print_bool(buffer, name, __kmp_generate_warnings); 1064} // __kmp_stg_print_warnings 1065 1066// ----------------------------------------------------------------------------- 1067// KMP_NESTING_MODE 1068 1069static void __kmp_stg_parse_nesting_mode(char const *name, char const *value, 1070 void *data) { 1071 __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_nesting_mode); 1072#if KMP_AFFINITY_SUPPORTED && KMP_USE_HWLOC 1073 if (__kmp_nesting_mode > 0) 1074 __kmp_affinity_top_method = affinity_top_method_hwloc; 1075#endif 1076} // __kmp_stg_parse_nesting_mode 1077 1078static void __kmp_stg_print_nesting_mode(kmp_str_buf_t *buffer, 1079 char const *name, void *data) { 1080 if (__kmp_env_format) { 1081 KMP_STR_BUF_PRINT_NAME; 1082 } else { 1083 __kmp_str_buf_print(buffer, " %s", name); 1084 } 1085 __kmp_str_buf_print(buffer, "=%d\n", __kmp_nesting_mode); 1086} // __kmp_stg_print_nesting_mode 1087 1088// ----------------------------------------------------------------------------- 1089// OMP_NESTED, OMP_NUM_THREADS 1090 1091static void __kmp_stg_parse_nested(char const *name, char const *value, 1092 void *data) { 1093 int nested; 1094 KMP_INFORM(EnvVarDeprecated, name, "OMP_MAX_ACTIVE_LEVELS"); 1095 __kmp_stg_parse_bool(name, value, &nested); 1096 if (nested) { 1097 if (!__kmp_dflt_max_active_levels_set) 1098 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT; 1099 } else { // nesting explicitly turned off 1100 __kmp_dflt_max_active_levels = 1; 1101 __kmp_dflt_max_active_levels_set = true; 1102 } 1103} // __kmp_stg_parse_nested 1104 1105static void __kmp_stg_print_nested(kmp_str_buf_t *buffer, char const *name, 1106 void *data) { 1107 if (__kmp_env_format) { 1108 KMP_STR_BUF_PRINT_NAME; 1109 } else { 1110 __kmp_str_buf_print(buffer, " %s", name); 1111 } 1112 __kmp_str_buf_print(buffer, ": deprecated; max-active-levels-var=%d\n", 1113 __kmp_dflt_max_active_levels); 1114} // __kmp_stg_print_nested 1115 1116static void __kmp_parse_nested_num_threads(const char *var, const char *env, 1117 kmp_nested_nthreads_t *nth_array) { 1118 const char *next = env; 1119 const char *scan = next; 1120 1121 int total = 0; // Count elements that were set. It'll be used as an array size 1122 int prev_comma = FALSE; // For correct processing sequential commas 1123 1124 // Count the number of values in the env. var string 1125 for (;;) { 1126 SKIP_WS(next); 1127 1128 if (*next == '\0') { 1129 break; 1130 } 1131 // Next character is not an integer or not a comma => end of list 1132 if (((*next < '0') || (*next > '9')) && (*next != ',')) { 1133 KMP_WARNING(NthSyntaxError, var, env); 1134 return; 1135 } 1136 // The next character is ',' 1137 if (*next == ',') { 1138 // ',' is the first character 1139 if (total == 0 || prev_comma) { 1140 total++; 1141 } 1142 prev_comma = TRUE; 1143 next++; // skip ',' 1144 SKIP_WS(next); 1145 } 1146 // Next character is a digit 1147 if (*next >= '0' && *next <= '9') { 1148 prev_comma = FALSE; 1149 SKIP_DIGITS(next); 1150 total++; 1151 const char *tmp = next; 1152 SKIP_WS(tmp); 1153 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) { 1154 KMP_WARNING(NthSpacesNotAllowed, var, env); 1155 return; 1156 } 1157 } 1158 } 1159 if (!__kmp_dflt_max_active_levels_set && total > 1) 1160 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT; 1161 KMP_DEBUG_ASSERT(total > 0); 1162 if (total <= 0) { 1163 KMP_WARNING(NthSyntaxError, var, env); 1164 return; 1165 } 1166 1167 // Check if the nested nthreads array exists 1168 if (!nth_array->nth) { 1169 // Allocate an array of double size 1170 nth_array->nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int) * total * 2); 1171 if (nth_array->nth == NULL) { 1172 KMP_FATAL(MemoryAllocFailed); 1173 } 1174 nth_array->size = total * 2; 1175 } else { 1176 if (nth_array->size < total) { 1177 // Increase the array size 1178 do { 1179 nth_array->size *= 2; 1180 } while (nth_array->size < total); 1181 1182 nth_array->nth = (int *)KMP_INTERNAL_REALLOC( 1183 nth_array->nth, sizeof(int) * nth_array->size); 1184 if (nth_array->nth == NULL) { 1185 KMP_FATAL(MemoryAllocFailed); 1186 } 1187 } 1188 } 1189 nth_array->used = total; 1190 int i = 0; 1191 1192 prev_comma = FALSE; 1193 total = 0; 1194 // Save values in the array 1195 for (;;) { 1196 SKIP_WS(scan); 1197 if (*scan == '\0') { 1198 break; 1199 } 1200 // The next character is ',' 1201 if (*scan == ',') { 1202 // ',' in the beginning of the list 1203 if (total == 0) { 1204 // The value is supposed to be equal to __kmp_avail_proc but it is 1205 // unknown at the moment. 1206 // So let's put a placeholder (#threads = 0) to correct it later. 1207 nth_array->nth[i++] = 0; 1208 total++; 1209 } else if (prev_comma) { 1210 // Num threads is inherited from the previous level 1211 nth_array->nth[i] = nth_array->nth[i - 1]; 1212 i++; 1213 total++; 1214 } 1215 prev_comma = TRUE; 1216 scan++; // skip ',' 1217 SKIP_WS(scan); 1218 } 1219 // Next character is a digit 1220 if (*scan >= '0' && *scan <= '9') { 1221 int num; 1222 const char *buf = scan; 1223 char const *msg = NULL; 1224 prev_comma = FALSE; 1225 SKIP_DIGITS(scan); 1226 total++; 1227 1228 num = __kmp_str_to_int(buf, *scan); 1229 if (num < KMP_MIN_NTH) { 1230 msg = KMP_I18N_STR(ValueTooSmall); 1231 num = KMP_MIN_NTH; 1232 } else if (num > __kmp_sys_max_nth) { 1233 msg = KMP_I18N_STR(ValueTooLarge); 1234 num = __kmp_sys_max_nth; 1235 } 1236 if (msg != NULL) { 1237 // Message is not empty. Print warning. 1238 KMP_WARNING(ParseSizeIntWarn, var, env, msg); 1239 KMP_INFORM(Using_int_Value, var, num); 1240 } 1241 nth_array->nth[i++] = num; 1242 } 1243 } 1244} 1245 1246static void __kmp_stg_parse_num_threads(char const *name, char const *value, 1247 void *data) { 1248 // TODO: Remove this option. OMP_NUM_THREADS is a list of positive integers! 1249 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) { 1250 // The array of 1 element 1251 __kmp_nested_nth.nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int)); 1252 __kmp_nested_nth.size = __kmp_nested_nth.used = 1; 1253 __kmp_nested_nth.nth[0] = __kmp_dflt_team_nth = __kmp_dflt_team_nth_ub = 1254 __kmp_xproc; 1255 } else { 1256 __kmp_parse_nested_num_threads(name, value, &__kmp_nested_nth); 1257 if (__kmp_nested_nth.nth) { 1258 __kmp_dflt_team_nth = __kmp_nested_nth.nth[0]; 1259 if (__kmp_dflt_team_nth_ub < __kmp_dflt_team_nth) { 1260 __kmp_dflt_team_nth_ub = __kmp_dflt_team_nth; 1261 } 1262 } 1263 } 1264 K_DIAG(1, ("__kmp_dflt_team_nth == %d\n", __kmp_dflt_team_nth)); 1265} // __kmp_stg_parse_num_threads 1266 1267#if OMPX_TASKGRAPH 1268static void __kmp_stg_parse_max_tdgs(char const *name, char const *value, 1269 void *data) { 1270 __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_max_tdgs); 1271} // __kmp_stg_parse_max_tdgs 1272 1273static void __kmp_std_print_max_tdgs(kmp_str_buf_t *buffer, char const *name, 1274 void *data) { 1275 __kmp_stg_print_int(buffer, name, __kmp_max_tdgs); 1276} // __kmp_std_print_max_tdgs 1277 1278static void __kmp_stg_parse_tdg_dot(char const *name, char const *value, 1279 void *data) { 1280 __kmp_stg_parse_bool(name, value, &__kmp_tdg_dot); 1281} // __kmp_stg_parse_tdg_dot 1282 1283static void __kmp_stg_print_tdg_dot(kmp_str_buf_t *buffer, char const *name, 1284 void *data) { 1285 __kmp_stg_print_bool(buffer, name, __kmp_tdg_dot); 1286} // __kmp_stg_print_tdg_dot 1287#endif 1288 1289static void __kmp_stg_parse_num_hidden_helper_threads(char const *name, 1290 char const *value, 1291 void *data) { 1292 __kmp_stg_parse_int(name, value, 0, 16, &__kmp_hidden_helper_threads_num); 1293 // If the number of hidden helper threads is zero, we disable hidden helper 1294 // task 1295 if (__kmp_hidden_helper_threads_num == 0) { 1296 __kmp_enable_hidden_helper = FALSE; 1297 } else { 1298 // Since the main thread of hidden helper team does not participate 1299 // in tasks execution let's increment the number of threads by one 1300 // so that requested number of threads do actual job. 1301 __kmp_hidden_helper_threads_num++; 1302 } 1303} // __kmp_stg_parse_num_hidden_helper_threads 1304 1305static void __kmp_stg_print_num_hidden_helper_threads(kmp_str_buf_t *buffer, 1306 char const *name, 1307 void *data) { 1308 if (__kmp_hidden_helper_threads_num == 0) { 1309 __kmp_stg_print_int(buffer, name, __kmp_hidden_helper_threads_num); 1310 } else { 1311 KMP_DEBUG_ASSERT(__kmp_hidden_helper_threads_num > 1); 1312 // Let's exclude the main thread of hidden helper team and print 1313 // number of worker threads those do actual job. 1314 __kmp_stg_print_int(buffer, name, __kmp_hidden_helper_threads_num - 1); 1315 } 1316} // __kmp_stg_print_num_hidden_helper_threads 1317 1318static void __kmp_stg_parse_use_hidden_helper(char const *name, 1319 char const *value, void *data) { 1320 __kmp_stg_parse_bool(name, value, &__kmp_enable_hidden_helper); 1321#if !KMP_OS_LINUX 1322 __kmp_enable_hidden_helper = FALSE; 1323 K_DIAG(1, 1324 ("__kmp_stg_parse_use_hidden_helper: Disable hidden helper task on " 1325 "non-Linux platform although it is enabled by user explicitly.\n")); 1326#endif 1327} // __kmp_stg_parse_use_hidden_helper 1328 1329static void __kmp_stg_print_use_hidden_helper(kmp_str_buf_t *buffer, 1330 char const *name, void *data) { 1331 __kmp_stg_print_bool(buffer, name, __kmp_enable_hidden_helper); 1332} // __kmp_stg_print_use_hidden_helper 1333 1334static void __kmp_stg_print_num_threads(kmp_str_buf_t *buffer, char const *name, 1335 void *data) { 1336 if (__kmp_env_format) { 1337 KMP_STR_BUF_PRINT_NAME; 1338 } else { 1339 __kmp_str_buf_print(buffer, " %s", name); 1340 } 1341 if (__kmp_nested_nth.used) { 1342 kmp_str_buf_t buf; 1343 __kmp_str_buf_init(&buf); 1344 for (int i = 0; i < __kmp_nested_nth.used; i++) { 1345 __kmp_str_buf_print(&buf, "%d", __kmp_nested_nth.nth[i]); 1346 if (i < __kmp_nested_nth.used - 1) { 1347 __kmp_str_buf_print(&buf, ","); 1348 } 1349 } 1350 __kmp_str_buf_print(buffer, "='%s'\n", buf.str); 1351 __kmp_str_buf_free(&buf); 1352 } else { 1353 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 1354 } 1355} // __kmp_stg_print_num_threads 1356 1357// ----------------------------------------------------------------------------- 1358// OpenMP 3.0: KMP_TASKING, OMP_MAX_ACTIVE_LEVELS, 1359 1360static void __kmp_stg_parse_tasking(char const *name, char const *value, 1361 void *data) { 1362 __kmp_stg_parse_int(name, value, 0, (int)tskm_max, 1363 (int *)&__kmp_tasking_mode); 1364} // __kmp_stg_parse_tasking 1365 1366static void __kmp_stg_print_tasking(kmp_str_buf_t *buffer, char const *name, 1367 void *data) { 1368 __kmp_stg_print_int(buffer, name, __kmp_tasking_mode); 1369} // __kmp_stg_print_tasking 1370 1371static void __kmp_stg_parse_task_stealing(char const *name, char const *value, 1372 void *data) { 1373 __kmp_stg_parse_int(name, value, 0, 1, 1374 (int *)&__kmp_task_stealing_constraint); 1375} // __kmp_stg_parse_task_stealing 1376 1377static void __kmp_stg_print_task_stealing(kmp_str_buf_t *buffer, 1378 char const *name, void *data) { 1379 __kmp_stg_print_int(buffer, name, __kmp_task_stealing_constraint); 1380} // __kmp_stg_print_task_stealing 1381 1382static void __kmp_stg_parse_max_active_levels(char const *name, 1383 char const *value, void *data) { 1384 kmp_uint64 tmp_dflt = 0; 1385 char const *msg = NULL; 1386 if (!__kmp_dflt_max_active_levels_set) { 1387 // Don't overwrite __kmp_dflt_max_active_levels if we get an invalid setting 1388 __kmp_str_to_uint(value, &tmp_dflt, &msg); 1389 if (msg != NULL) { // invalid setting; print warning and ignore 1390 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 1391 } else if (tmp_dflt > KMP_MAX_ACTIVE_LEVELS_LIMIT) { 1392 // invalid setting; print warning and ignore 1393 msg = KMP_I18N_STR(ValueTooLarge); 1394 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 1395 } else { // valid setting 1396 __kmp_type_convert(tmp_dflt, &(__kmp_dflt_max_active_levels)); 1397 __kmp_dflt_max_active_levels_set = true; 1398 } 1399 } 1400} // __kmp_stg_parse_max_active_levels 1401 1402static void __kmp_stg_print_max_active_levels(kmp_str_buf_t *buffer, 1403 char const *name, void *data) { 1404 __kmp_stg_print_int(buffer, name, __kmp_dflt_max_active_levels); 1405} // __kmp_stg_print_max_active_levels 1406 1407// ----------------------------------------------------------------------------- 1408// OpenMP 4.0: OMP_DEFAULT_DEVICE 1409static void __kmp_stg_parse_default_device(char const *name, char const *value, 1410 void *data) { 1411 __kmp_stg_parse_int(name, value, 0, KMP_MAX_DEFAULT_DEVICE_LIMIT, 1412 &__kmp_default_device); 1413} // __kmp_stg_parse_default_device 1414 1415static void __kmp_stg_print_default_device(kmp_str_buf_t *buffer, 1416 char const *name, void *data) { 1417 __kmp_stg_print_int(buffer, name, __kmp_default_device); 1418} // __kmp_stg_print_default_device 1419 1420// ----------------------------------------------------------------------------- 1421// OpenMP 5.0: OMP_TARGET_OFFLOAD 1422static void __kmp_stg_parse_target_offload(char const *name, char const *value, 1423 void *data) { 1424 kmp_trimmed_str_t value_str(value); 1425 const char *scan = value_str.get(); 1426 __kmp_target_offload = tgt_default; 1427 1428 if (*scan == '\0') 1429 return; 1430 1431 if (!__kmp_strcasecmp_with_sentinel("mandatory", scan, 0)) { 1432 __kmp_target_offload = tgt_mandatory; 1433 } else if (!__kmp_strcasecmp_with_sentinel("disabled", scan, 0)) { 1434 __kmp_target_offload = tgt_disabled; 1435 } else if (!__kmp_strcasecmp_with_sentinel("default", scan, 0)) { 1436 __kmp_target_offload = tgt_default; 1437 } else { 1438 KMP_WARNING(SyntaxErrorUsing, name, "DEFAULT"); 1439 } 1440} // __kmp_stg_parse_target_offload 1441 1442static void __kmp_stg_print_target_offload(kmp_str_buf_t *buffer, 1443 char const *name, void *data) { 1444 const char *value = NULL; 1445 if (__kmp_target_offload == tgt_default) 1446 value = "DEFAULT"; 1447 else if (__kmp_target_offload == tgt_mandatory) 1448 value = "MANDATORY"; 1449 else if (__kmp_target_offload == tgt_disabled) 1450 value = "DISABLED"; 1451 KMP_DEBUG_ASSERT(value); 1452 if (__kmp_env_format) { 1453 KMP_STR_BUF_PRINT_NAME; 1454 } else { 1455 __kmp_str_buf_print(buffer, " %s", name); 1456 } 1457 __kmp_str_buf_print(buffer, "=%s\n", value); 1458} // __kmp_stg_print_target_offload 1459 1460// ----------------------------------------------------------------------------- 1461// OpenMP 4.5: OMP_MAX_TASK_PRIORITY 1462static void __kmp_stg_parse_max_task_priority(char const *name, 1463 char const *value, void *data) { 1464 __kmp_stg_parse_int(name, value, 0, KMP_MAX_TASK_PRIORITY_LIMIT, 1465 &__kmp_max_task_priority); 1466} // __kmp_stg_parse_max_task_priority 1467 1468static void __kmp_stg_print_max_task_priority(kmp_str_buf_t *buffer, 1469 char const *name, void *data) { 1470 __kmp_stg_print_int(buffer, name, __kmp_max_task_priority); 1471} // __kmp_stg_print_max_task_priority 1472 1473// KMP_TASKLOOP_MIN_TASKS 1474// taskloop threshold to switch from recursive to linear tasks creation 1475static void __kmp_stg_parse_taskloop_min_tasks(char const *name, 1476 char const *value, void *data) { 1477 int tmp = 0; 1478 __kmp_stg_parse_int(name, value, 0, INT_MAX, &tmp); 1479 __kmp_taskloop_min_tasks = tmp; 1480} // __kmp_stg_parse_taskloop_min_tasks 1481 1482static void __kmp_stg_print_taskloop_min_tasks(kmp_str_buf_t *buffer, 1483 char const *name, void *data) { 1484 __kmp_stg_print_uint64(buffer, name, __kmp_taskloop_min_tasks); 1485} // __kmp_stg_print_taskloop_min_tasks 1486 1487// ----------------------------------------------------------------------------- 1488// KMP_DISP_NUM_BUFFERS 1489static void __kmp_stg_parse_disp_buffers(char const *name, char const *value, 1490 void *data) { 1491 if (TCR_4(__kmp_init_serial)) { 1492 KMP_WARNING(EnvSerialWarn, name); 1493 return; 1494 } // read value before serial initialization only 1495 __kmp_stg_parse_int(name, value, KMP_MIN_DISP_NUM_BUFF, KMP_MAX_DISP_NUM_BUFF, 1496 &__kmp_dispatch_num_buffers); 1497} // __kmp_stg_parse_disp_buffers 1498 1499static void __kmp_stg_print_disp_buffers(kmp_str_buf_t *buffer, 1500 char const *name, void *data) { 1501 __kmp_stg_print_int(buffer, name, __kmp_dispatch_num_buffers); 1502} // __kmp_stg_print_disp_buffers 1503 1504#if KMP_NESTED_HOT_TEAMS 1505// ----------------------------------------------------------------------------- 1506// KMP_HOT_TEAMS_MAX_LEVEL, KMP_HOT_TEAMS_MODE 1507 1508static void __kmp_stg_parse_hot_teams_level(char const *name, char const *value, 1509 void *data) { 1510 if (TCR_4(__kmp_init_parallel)) { 1511 KMP_WARNING(EnvParallelWarn, name); 1512 return; 1513 } // read value before first parallel only 1514 __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT, 1515 &__kmp_hot_teams_max_level); 1516} // __kmp_stg_parse_hot_teams_level 1517 1518static void __kmp_stg_print_hot_teams_level(kmp_str_buf_t *buffer, 1519 char const *name, void *data) { 1520 __kmp_stg_print_int(buffer, name, __kmp_hot_teams_max_level); 1521} // __kmp_stg_print_hot_teams_level 1522 1523static void __kmp_stg_parse_hot_teams_mode(char const *name, char const *value, 1524 void *data) { 1525 if (TCR_4(__kmp_init_parallel)) { 1526 KMP_WARNING(EnvParallelWarn, name); 1527 return; 1528 } // read value before first parallel only 1529 __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT, 1530 &__kmp_hot_teams_mode); 1531} // __kmp_stg_parse_hot_teams_mode 1532 1533static void __kmp_stg_print_hot_teams_mode(kmp_str_buf_t *buffer, 1534 char const *name, void *data) { 1535 __kmp_stg_print_int(buffer, name, __kmp_hot_teams_mode); 1536} // __kmp_stg_print_hot_teams_mode 1537 1538#endif // KMP_NESTED_HOT_TEAMS 1539 1540// ----------------------------------------------------------------------------- 1541// KMP_HANDLE_SIGNALS 1542 1543#if KMP_HANDLE_SIGNALS 1544 1545static void __kmp_stg_parse_handle_signals(char const *name, char const *value, 1546 void *data) { 1547 __kmp_stg_parse_bool(name, value, &__kmp_handle_signals); 1548} // __kmp_stg_parse_handle_signals 1549 1550static void __kmp_stg_print_handle_signals(kmp_str_buf_t *buffer, 1551 char const *name, void *data) { 1552 __kmp_stg_print_bool(buffer, name, __kmp_handle_signals); 1553} // __kmp_stg_print_handle_signals 1554 1555#endif // KMP_HANDLE_SIGNALS 1556 1557// ----------------------------------------------------------------------------- 1558// KMP_X_DEBUG, KMP_DEBUG, KMP_DEBUG_BUF_*, KMP_DIAG 1559 1560#ifdef KMP_DEBUG 1561 1562#define KMP_STG_X_DEBUG(x) \ 1563 static void __kmp_stg_parse_##x##_debug(char const *name, char const *value, \ 1564 void *data) { \ 1565 __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_##x##_debug); \ 1566 } /* __kmp_stg_parse_x_debug */ \ 1567 static void __kmp_stg_print_##x##_debug(kmp_str_buf_t *buffer, \ 1568 char const *name, void *data) { \ 1569 __kmp_stg_print_int(buffer, name, kmp_##x##_debug); \ 1570 } /* __kmp_stg_print_x_debug */ 1571 1572KMP_STG_X_DEBUG(a) 1573KMP_STG_X_DEBUG(b) 1574KMP_STG_X_DEBUG(c) 1575KMP_STG_X_DEBUG(d) 1576KMP_STG_X_DEBUG(e) 1577KMP_STG_X_DEBUG(f) 1578 1579#undef KMP_STG_X_DEBUG 1580 1581static void __kmp_stg_parse_debug(char const *name, char const *value, 1582 void *data) { 1583 int debug = 0; 1584 __kmp_stg_parse_int(name, value, 0, INT_MAX, &debug); 1585 if (kmp_a_debug < debug) { 1586 kmp_a_debug = debug; 1587 } 1588 if (kmp_b_debug < debug) { 1589 kmp_b_debug = debug; 1590 } 1591 if (kmp_c_debug < debug) { 1592 kmp_c_debug = debug; 1593 } 1594 if (kmp_d_debug < debug) { 1595 kmp_d_debug = debug; 1596 } 1597 if (kmp_e_debug < debug) { 1598 kmp_e_debug = debug; 1599 } 1600 if (kmp_f_debug < debug) { 1601 kmp_f_debug = debug; 1602 } 1603} // __kmp_stg_parse_debug 1604 1605static void __kmp_stg_parse_debug_buf(char const *name, char const *value, 1606 void *data) { 1607 __kmp_stg_parse_bool(name, value, &__kmp_debug_buf); 1608 // !!! TODO: Move buffer initialization of this file! It may works 1609 // incorrectly if KMP_DEBUG_BUF is parsed before KMP_DEBUG_BUF_LINES or 1610 // KMP_DEBUG_BUF_CHARS. 1611 if (__kmp_debug_buf) { 1612 int i; 1613 int elements = __kmp_debug_buf_lines * __kmp_debug_buf_chars; 1614 1615 /* allocate and initialize all entries in debug buffer to empty */ 1616 __kmp_debug_buffer = (char *)__kmp_page_allocate(elements * sizeof(char)); 1617 for (i = 0; i < elements; i += __kmp_debug_buf_chars) 1618 __kmp_debug_buffer[i] = '\0'; 1619 1620 __kmp_debug_count = 0; 1621 } 1622 K_DIAG(1, ("__kmp_debug_buf = %d\n", __kmp_debug_buf)); 1623} // __kmp_stg_parse_debug_buf 1624 1625static void __kmp_stg_print_debug_buf(kmp_str_buf_t *buffer, char const *name, 1626 void *data) { 1627 __kmp_stg_print_bool(buffer, name, __kmp_debug_buf); 1628} // __kmp_stg_print_debug_buf 1629 1630static void __kmp_stg_parse_debug_buf_atomic(char const *name, 1631 char const *value, void *data) { 1632 __kmp_stg_parse_bool(name, value, &__kmp_debug_buf_atomic); 1633} // __kmp_stg_parse_debug_buf_atomic 1634 1635static void __kmp_stg_print_debug_buf_atomic(kmp_str_buf_t *buffer, 1636 char const *name, void *data) { 1637 __kmp_stg_print_bool(buffer, name, __kmp_debug_buf_atomic); 1638} // __kmp_stg_print_debug_buf_atomic 1639 1640static void __kmp_stg_parse_debug_buf_chars(char const *name, char const *value, 1641 void *data) { 1642 __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_CHARS_MIN, INT_MAX, 1643 &__kmp_debug_buf_chars); 1644} // __kmp_stg_debug_parse_buf_chars 1645 1646static void __kmp_stg_print_debug_buf_chars(kmp_str_buf_t *buffer, 1647 char const *name, void *data) { 1648 __kmp_stg_print_int(buffer, name, __kmp_debug_buf_chars); 1649} // __kmp_stg_print_debug_buf_chars 1650 1651static void __kmp_stg_parse_debug_buf_lines(char const *name, char const *value, 1652 void *data) { 1653 __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_LINES_MIN, INT_MAX, 1654 &__kmp_debug_buf_lines); 1655} // __kmp_stg_parse_debug_buf_lines 1656 1657static void __kmp_stg_print_debug_buf_lines(kmp_str_buf_t *buffer, 1658 char const *name, void *data) { 1659 __kmp_stg_print_int(buffer, name, __kmp_debug_buf_lines); 1660} // __kmp_stg_print_debug_buf_lines 1661 1662static void __kmp_stg_parse_diag(char const *name, char const *value, 1663 void *data) { 1664 __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_diag); 1665} // __kmp_stg_parse_diag 1666 1667static void __kmp_stg_print_diag(kmp_str_buf_t *buffer, char const *name, 1668 void *data) { 1669 __kmp_stg_print_int(buffer, name, kmp_diag); 1670} // __kmp_stg_print_diag 1671 1672#endif // KMP_DEBUG 1673 1674// ----------------------------------------------------------------------------- 1675// KMP_ALIGN_ALLOC 1676 1677static void __kmp_stg_parse_align_alloc(char const *name, char const *value, 1678 void *data) { 1679 __kmp_stg_parse_size(name, value, CACHE_LINE, INT_MAX, NULL, 1680 &__kmp_align_alloc, 1); 1681} // __kmp_stg_parse_align_alloc 1682 1683static void __kmp_stg_print_align_alloc(kmp_str_buf_t *buffer, char const *name, 1684 void *data) { 1685 __kmp_stg_print_size(buffer, name, __kmp_align_alloc); 1686} // __kmp_stg_print_align_alloc 1687 1688// ----------------------------------------------------------------------------- 1689// KMP_PLAIN_BARRIER, KMP_FORKJOIN_BARRIER, KMP_REDUCTION_BARRIER 1690 1691// TODO: Remove __kmp_barrier_branch_bit_env_name varibale, remove loops from 1692// parse and print functions, pass required info through data argument. 1693 1694static void __kmp_stg_parse_barrier_branch_bit(char const *name, 1695 char const *value, void *data) { 1696 const char *var; 1697 1698 /* ---------- Barrier branch bit control ------------ */ 1699 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) { 1700 var = __kmp_barrier_branch_bit_env_name[i]; 1701 if ((strcmp(var, name) == 0) && (value != 0)) { 1702 char *comma; 1703 1704 comma = CCAST(char *, strchr(value, ',')); 1705 __kmp_barrier_gather_branch_bits[i] = 1706 (kmp_uint32)__kmp_str_to_int(value, ','); 1707 /* is there a specified release parameter? */ 1708 if (comma == NULL) { 1709 __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt; 1710 } else { 1711 __kmp_barrier_release_branch_bits[i] = 1712 (kmp_uint32)__kmp_str_to_int(comma + 1, 0); 1713 1714 if (__kmp_barrier_release_branch_bits[i] > KMP_MAX_BRANCH_BITS) { 1715 __kmp_msg(kmp_ms_warning, 1716 KMP_MSG(BarrReleaseValueInvalid, name, comma + 1), 1717 __kmp_msg_null); 1718 __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt; 1719 } 1720 } 1721 if (__kmp_barrier_gather_branch_bits[i] > KMP_MAX_BRANCH_BITS) { 1722 KMP_WARNING(BarrGatherValueInvalid, name, value); 1723 KMP_INFORM(Using_uint_Value, name, __kmp_barrier_gather_bb_dflt); 1724 __kmp_barrier_gather_branch_bits[i] = __kmp_barrier_gather_bb_dflt; 1725 } 1726 } 1727 K_DIAG(1, ("%s == %d,%d\n", __kmp_barrier_branch_bit_env_name[i], 1728 __kmp_barrier_gather_branch_bits[i], 1729 __kmp_barrier_release_branch_bits[i])) 1730 } 1731} // __kmp_stg_parse_barrier_branch_bit 1732 1733static void __kmp_stg_print_barrier_branch_bit(kmp_str_buf_t *buffer, 1734 char const *name, void *data) { 1735 const char *var; 1736 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) { 1737 var = __kmp_barrier_branch_bit_env_name[i]; 1738 if (strcmp(var, name) == 0) { 1739 if (__kmp_env_format) { 1740 KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_branch_bit_env_name[i]); 1741 } else { 1742 __kmp_str_buf_print(buffer, " %s='", 1743 __kmp_barrier_branch_bit_env_name[i]); 1744 } 1745 __kmp_str_buf_print(buffer, "%d,%d'\n", 1746 __kmp_barrier_gather_branch_bits[i], 1747 __kmp_barrier_release_branch_bits[i]); 1748 } 1749 } 1750} // __kmp_stg_print_barrier_branch_bit 1751 1752// ---------------------------------------------------------------------------- 1753// KMP_PLAIN_BARRIER_PATTERN, KMP_FORKJOIN_BARRIER_PATTERN, 1754// KMP_REDUCTION_BARRIER_PATTERN 1755 1756// TODO: Remove __kmp_barrier_pattern_name variable, remove loops from parse and 1757// print functions, pass required data to functions through data argument. 1758 1759static void __kmp_stg_parse_barrier_pattern(char const *name, char const *value, 1760 void *data) { 1761 const char *var; 1762 /* ---------- Barrier method control ------------ */ 1763 1764 static int dist_req = 0, non_dist_req = 0; 1765 static bool warn = 1; 1766 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) { 1767 var = __kmp_barrier_pattern_env_name[i]; 1768 1769 if ((strcmp(var, name) == 0) && (value != 0)) { 1770 int j; 1771 char *comma = CCAST(char *, strchr(value, ',')); 1772 1773 /* handle first parameter: gather pattern */ 1774 for (j = bp_linear_bar; j < bp_last_bar; j++) { 1775 if (__kmp_match_with_sentinel(__kmp_barrier_pattern_name[j], value, 1, 1776 ',')) { 1777 if (j == bp_dist_bar) { 1778 dist_req++; 1779 } else { 1780 non_dist_req++; 1781 } 1782 __kmp_barrier_gather_pattern[i] = (kmp_bar_pat_e)j; 1783 break; 1784 } 1785 } 1786 if (j == bp_last_bar) { 1787 KMP_WARNING(BarrGatherValueInvalid, name, value); 1788 KMP_INFORM(Using_str_Value, name, 1789 __kmp_barrier_pattern_name[bp_linear_bar]); 1790 } 1791 1792 /* handle second parameter: release pattern */ 1793 if (comma != NULL) { 1794 for (j = bp_linear_bar; j < bp_last_bar; j++) { 1795 if (__kmp_str_match(__kmp_barrier_pattern_name[j], 1, comma + 1)) { 1796 if (j == bp_dist_bar) { 1797 dist_req++; 1798 } else { 1799 non_dist_req++; 1800 } 1801 __kmp_barrier_release_pattern[i] = (kmp_bar_pat_e)j; 1802 break; 1803 } 1804 } 1805 if (j == bp_last_bar) { 1806 __kmp_msg(kmp_ms_warning, 1807 KMP_MSG(BarrReleaseValueInvalid, name, comma + 1), 1808 __kmp_msg_null); 1809 KMP_INFORM(Using_str_Value, name, 1810 __kmp_barrier_pattern_name[bp_linear_bar]); 1811 } 1812 } 1813 } 1814 } 1815 if (dist_req != 0) { 1816 // set all barriers to dist 1817 if ((non_dist_req != 0) && warn) { 1818 KMP_INFORM(BarrierPatternOverride, name, 1819 __kmp_barrier_pattern_name[bp_dist_bar]); 1820 warn = 0; 1821 } 1822 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) { 1823 if (__kmp_barrier_release_pattern[i] != bp_dist_bar) 1824 __kmp_barrier_release_pattern[i] = bp_dist_bar; 1825 if (__kmp_barrier_gather_pattern[i] != bp_dist_bar) 1826 __kmp_barrier_gather_pattern[i] = bp_dist_bar; 1827 } 1828 } 1829} // __kmp_stg_parse_barrier_pattern 1830 1831static void __kmp_stg_print_barrier_pattern(kmp_str_buf_t *buffer, 1832 char const *name, void *data) { 1833 const char *var; 1834 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) { 1835 var = __kmp_barrier_pattern_env_name[i]; 1836 if (strcmp(var, name) == 0) { 1837 int j = __kmp_barrier_gather_pattern[i]; 1838 int k = __kmp_barrier_release_pattern[i]; 1839 if (__kmp_env_format) { 1840 KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_pattern_env_name[i]); 1841 } else { 1842 __kmp_str_buf_print(buffer, " %s='", 1843 __kmp_barrier_pattern_env_name[i]); 1844 } 1845 KMP_DEBUG_ASSERT(j < bp_last_bar && k < bp_last_bar); 1846 __kmp_str_buf_print(buffer, "%s,%s'\n", __kmp_barrier_pattern_name[j], 1847 __kmp_barrier_pattern_name[k]); 1848 } 1849 } 1850} // __kmp_stg_print_barrier_pattern 1851 1852// ----------------------------------------------------------------------------- 1853// KMP_ABORT_DELAY 1854 1855static void __kmp_stg_parse_abort_delay(char const *name, char const *value, 1856 void *data) { 1857 // Units of KMP_DELAY_ABORT are seconds, units of __kmp_abort_delay is 1858 // milliseconds. 1859 int delay = __kmp_abort_delay / 1000; 1860 __kmp_stg_parse_int(name, value, 0, INT_MAX / 1000, &delay); 1861 __kmp_abort_delay = delay * 1000; 1862} // __kmp_stg_parse_abort_delay 1863 1864static void __kmp_stg_print_abort_delay(kmp_str_buf_t *buffer, char const *name, 1865 void *data) { 1866 __kmp_stg_print_int(buffer, name, __kmp_abort_delay); 1867} // __kmp_stg_print_abort_delay 1868 1869// ----------------------------------------------------------------------------- 1870// KMP_CPUINFO_FILE 1871 1872static void __kmp_stg_parse_cpuinfo_file(char const *name, char const *value, 1873 void *data) { 1874#if KMP_AFFINITY_SUPPORTED 1875 __kmp_stg_parse_str(name, value, &__kmp_cpuinfo_file); 1876 K_DIAG(1, ("__kmp_cpuinfo_file == %s\n", __kmp_cpuinfo_file)); 1877#endif 1878} //__kmp_stg_parse_cpuinfo_file 1879 1880static void __kmp_stg_print_cpuinfo_file(kmp_str_buf_t *buffer, 1881 char const *name, void *data) { 1882#if KMP_AFFINITY_SUPPORTED 1883 if (__kmp_env_format) { 1884 KMP_STR_BUF_PRINT_NAME; 1885 } else { 1886 __kmp_str_buf_print(buffer, " %s", name); 1887 } 1888 if (__kmp_cpuinfo_file) { 1889 __kmp_str_buf_print(buffer, "='%s'\n", __kmp_cpuinfo_file); 1890 } else { 1891 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 1892 } 1893#endif 1894} //__kmp_stg_print_cpuinfo_file 1895 1896// ----------------------------------------------------------------------------- 1897// KMP_FORCE_REDUCTION, KMP_DETERMINISTIC_REDUCTION 1898 1899static void __kmp_stg_parse_force_reduction(char const *name, char const *value, 1900 void *data) { 1901 kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data; 1902 int rc; 1903 1904 rc = __kmp_stg_check_rivals(name, value, reduction->rivals); 1905 if (rc) { 1906 return; 1907 } 1908 if (reduction->force) { 1909 if (value != 0) { 1910 if (__kmp_str_match("critical", 0, value)) 1911 __kmp_force_reduction_method = critical_reduce_block; 1912 else if (__kmp_str_match("atomic", 0, value)) 1913 __kmp_force_reduction_method = atomic_reduce_block; 1914 else if (__kmp_str_match("tree", 0, value)) 1915 __kmp_force_reduction_method = tree_reduce_block; 1916 else { 1917 KMP_FATAL(UnknownForceReduction, name, value); 1918 } 1919 } 1920 } else { 1921 __kmp_stg_parse_bool(name, value, &__kmp_determ_red); 1922 if (__kmp_determ_red) { 1923 __kmp_force_reduction_method = tree_reduce_block; 1924 } else { 1925 __kmp_force_reduction_method = reduction_method_not_defined; 1926 } 1927 } 1928 K_DIAG(1, ("__kmp_force_reduction_method == %d\n", 1929 __kmp_force_reduction_method)); 1930} // __kmp_stg_parse_force_reduction 1931 1932static void __kmp_stg_print_force_reduction(kmp_str_buf_t *buffer, 1933 char const *name, void *data) { 1934 1935 kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data; 1936 if (reduction->force) { 1937 if (__kmp_force_reduction_method == critical_reduce_block) { 1938 __kmp_stg_print_str(buffer, name, "critical"); 1939 } else if (__kmp_force_reduction_method == atomic_reduce_block) { 1940 __kmp_stg_print_str(buffer, name, "atomic"); 1941 } else if (__kmp_force_reduction_method == tree_reduce_block) { 1942 __kmp_stg_print_str(buffer, name, "tree"); 1943 } else { 1944 if (__kmp_env_format) { 1945 KMP_STR_BUF_PRINT_NAME; 1946 } else { 1947 __kmp_str_buf_print(buffer, " %s", name); 1948 } 1949 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 1950 } 1951 } else { 1952 __kmp_stg_print_bool(buffer, name, __kmp_determ_red); 1953 } 1954 1955} // __kmp_stg_print_force_reduction 1956 1957// ----------------------------------------------------------------------------- 1958// KMP_STORAGE_MAP 1959 1960static void __kmp_stg_parse_storage_map(char const *name, char const *value, 1961 void *data) { 1962 if (__kmp_str_match("verbose", 1, value)) { 1963 __kmp_storage_map = TRUE; 1964 __kmp_storage_map_verbose = TRUE; 1965 __kmp_storage_map_verbose_specified = TRUE; 1966 1967 } else { 1968 __kmp_storage_map_verbose = FALSE; 1969 __kmp_stg_parse_bool(name, value, &__kmp_storage_map); // !!! 1970 } 1971} // __kmp_stg_parse_storage_map 1972 1973static void __kmp_stg_print_storage_map(kmp_str_buf_t *buffer, char const *name, 1974 void *data) { 1975 if (__kmp_storage_map_verbose || __kmp_storage_map_verbose_specified) { 1976 __kmp_stg_print_str(buffer, name, "verbose"); 1977 } else { 1978 __kmp_stg_print_bool(buffer, name, __kmp_storage_map); 1979 } 1980} // __kmp_stg_print_storage_map 1981 1982// ----------------------------------------------------------------------------- 1983// KMP_ALL_THREADPRIVATE 1984 1985static void __kmp_stg_parse_all_threadprivate(char const *name, 1986 char const *value, void *data) { 1987 __kmp_stg_parse_int(name, value, 1988 __kmp_allThreadsSpecified ? __kmp_max_nth : 1, 1989 __kmp_max_nth, &__kmp_tp_capacity); 1990} // __kmp_stg_parse_all_threadprivate 1991 1992static void __kmp_stg_print_all_threadprivate(kmp_str_buf_t *buffer, 1993 char const *name, void *data) { 1994 __kmp_stg_print_int(buffer, name, __kmp_tp_capacity); 1995} 1996 1997// ----------------------------------------------------------------------------- 1998// KMP_FOREIGN_THREADS_THREADPRIVATE 1999 2000static void __kmp_stg_parse_foreign_threads_threadprivate(char const *name, 2001 char const *value, 2002 void *data) { 2003 __kmp_stg_parse_bool(name, value, &__kmp_foreign_tp); 2004} // __kmp_stg_parse_foreign_threads_threadprivate 2005 2006static void __kmp_stg_print_foreign_threads_threadprivate(kmp_str_buf_t *buffer, 2007 char const *name, 2008 void *data) { 2009 __kmp_stg_print_bool(buffer, name, __kmp_foreign_tp); 2010} // __kmp_stg_print_foreign_threads_threadprivate 2011 2012// ----------------------------------------------------------------------------- 2013// KMP_AFFINITY, GOMP_CPU_AFFINITY, KMP_TOPOLOGY_METHOD 2014 2015static inline const char * 2016__kmp_hw_get_core_type_keyword(kmp_hw_core_type_t type) { 2017 switch (type) { 2018 case KMP_HW_CORE_TYPE_UNKNOWN: 2019 case KMP_HW_MAX_NUM_CORE_TYPES: 2020 return "unknown"; 2021#if KMP_ARCH_X86 || KMP_ARCH_X86_64 2022 case KMP_HW_CORE_TYPE_ATOM: 2023 return "intel_atom"; 2024 case KMP_HW_CORE_TYPE_CORE: 2025 return "intel_core"; 2026#endif 2027 } 2028 KMP_ASSERT2(false, "Unhandled kmp_hw_core_type_t enumeration"); 2029 KMP_BUILTIN_UNREACHABLE; 2030} 2031 2032#if KMP_AFFINITY_SUPPORTED 2033// Parse the proc id list. Return TRUE if successful, FALSE otherwise. 2034static int __kmp_parse_affinity_proc_id_list(const char *var, const char *env, 2035 const char **nextEnv, 2036 char **proclist) { 2037 const char *scan = env; 2038 const char *next = scan; 2039 int empty = TRUE; 2040 2041 *proclist = NULL; 2042 2043 for (;;) { 2044 int start, end, stride; 2045 2046 SKIP_WS(scan); 2047 next = scan; 2048 if (*next == '\0') { 2049 break; 2050 } 2051 2052 if (*next == '{') { 2053 int num; 2054 next++; // skip '{' 2055 SKIP_WS(next); 2056 scan = next; 2057 2058 // Read the first integer in the set. 2059 if ((*next < '0') || (*next > '9')) { 2060 KMP_WARNING(AffSyntaxError, var); 2061 return FALSE; 2062 } 2063 SKIP_DIGITS(next); 2064 num = __kmp_str_to_int(scan, *next); 2065 KMP_ASSERT(num >= 0); 2066 2067 for (;;) { 2068 // Check for end of set. 2069 SKIP_WS(next); 2070 if (*next == '}') { 2071 next++; // skip '}' 2072 break; 2073 } 2074 2075 // Skip optional comma. 2076 if (*next == ',') { 2077 next++; 2078 } 2079 SKIP_WS(next); 2080 2081 // Read the next integer in the set. 2082 scan = next; 2083 if ((*next < '0') || (*next > '9')) { 2084 KMP_WARNING(AffSyntaxError, var); 2085 return FALSE; 2086 } 2087 2088 SKIP_DIGITS(next); 2089 num = __kmp_str_to_int(scan, *next); 2090 KMP_ASSERT(num >= 0); 2091 } 2092 empty = FALSE; 2093 2094 SKIP_WS(next); 2095 if (*next == ',') { 2096 next++; 2097 } 2098 scan = next; 2099 continue; 2100 } 2101 2102 // Next character is not an integer => end of list 2103 if ((*next < '0') || (*next > '9')) { 2104 if (empty) { 2105 KMP_WARNING(AffSyntaxError, var); 2106 return FALSE; 2107 } 2108 break; 2109 } 2110 2111 // Read the first integer. 2112 SKIP_DIGITS(next); 2113 start = __kmp_str_to_int(scan, *next); 2114 KMP_ASSERT(start >= 0); 2115 SKIP_WS(next); 2116 2117 // If this isn't a range, then go on. 2118 if (*next != '-') { 2119 empty = FALSE; 2120 2121 // Skip optional comma. 2122 if (*next == ',') { 2123 next++; 2124 } 2125 scan = next; 2126 continue; 2127 } 2128 2129 // This is a range. Skip over the '-' and read in the 2nd int. 2130 next++; // skip '-' 2131 SKIP_WS(next); 2132 scan = next; 2133 if ((*next < '0') || (*next > '9')) { 2134 KMP_WARNING(AffSyntaxError, var); 2135 return FALSE; 2136 } 2137 SKIP_DIGITS(next); 2138 end = __kmp_str_to_int(scan, *next); 2139 KMP_ASSERT(end >= 0); 2140 2141 // Check for a stride parameter 2142 stride = 1; 2143 SKIP_WS(next); 2144 if (*next == ':') { 2145 // A stride is specified. Skip over the ':" and read the 3rd int. 2146 int sign = +1; 2147 next++; // skip ':' 2148 SKIP_WS(next); 2149 scan = next; 2150 if (*next == '-') { 2151 sign = -1; 2152 next++; 2153 SKIP_WS(next); 2154 scan = next; 2155 } 2156 if ((*next < '0') || (*next > '9')) { 2157 KMP_WARNING(AffSyntaxError, var); 2158 return FALSE; 2159 } 2160 SKIP_DIGITS(next); 2161 stride = __kmp_str_to_int(scan, *next); 2162 KMP_ASSERT(stride >= 0); 2163 stride *= sign; 2164 } 2165 2166 // Do some range checks. 2167 if (stride == 0) { 2168 KMP_WARNING(AffZeroStride, var); 2169 return FALSE; 2170 } 2171 if (stride > 0) { 2172 if (start > end) { 2173 KMP_WARNING(AffStartGreaterEnd, var, start, end); 2174 return FALSE; 2175 } 2176 } else { 2177 if (start < end) { 2178 KMP_WARNING(AffStrideLessZero, var, start, end); 2179 return FALSE; 2180 } 2181 } 2182 if ((end - start) / stride > 65536) { 2183 KMP_WARNING(AffRangeTooBig, var, end, start, stride); 2184 return FALSE; 2185 } 2186 2187 empty = FALSE; 2188 2189 // Skip optional comma. 2190 SKIP_WS(next); 2191 if (*next == ',') { 2192 next++; 2193 } 2194 scan = next; 2195 } 2196 2197 *nextEnv = next; 2198 2199 { 2200 ptrdiff_t len = next - env; 2201 char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char)); 2202 KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char)); 2203 retlist[len] = '\0'; 2204 *proclist = retlist; 2205 } 2206 return TRUE; 2207} 2208 2209// If KMP_AFFINITY is specified without a type, then 2210// __kmp_affinity_notype should point to its setting. 2211static kmp_setting_t *__kmp_affinity_notype = NULL; 2212 2213static void __kmp_parse_affinity_env(char const *name, char const *value, 2214 kmp_affinity_t *out_affinity) { 2215 char *buffer = NULL; // Copy of env var value. 2216 char *buf = NULL; // Buffer for strtok_r() function. 2217 char *next = NULL; // end of token / start of next. 2218 const char *start; // start of current token (for err msgs) 2219 int count = 0; // Counter of parsed integer numbers. 2220 int number[2]; // Parsed numbers. 2221 2222 // Guards. 2223 int type = 0; 2224 int proclist = 0; 2225 int verbose = 0; 2226 int warnings = 0; 2227 int respect = 0; 2228 int gran = 0; 2229 int dups = 0; 2230 int reset = 0; 2231 bool set = false; 2232 2233 KMP_ASSERT(value != NULL); 2234 2235 if (TCR_4(__kmp_init_middle)) { 2236 KMP_WARNING(EnvMiddleWarn, name); 2237 __kmp_env_toPrint(name, 0); 2238 return; 2239 } 2240 __kmp_env_toPrint(name, 1); 2241 2242 buffer = 2243 __kmp_str_format("%s", value); // Copy env var to keep original intact. 2244 buf = buffer; 2245 SKIP_WS(buf); 2246 2247// Helper macros. 2248 2249// If we see a parse error, emit a warning and scan to the next ",". 2250// 2251// FIXME - there's got to be a better way to print an error 2252// message, hopefully without overwriting peices of buf. 2253#define EMIT_WARN(skip, errlist) \ 2254 { \ 2255 char ch; \ 2256 if (skip) { \ 2257 SKIP_TO(next, ','); \ 2258 } \ 2259 ch = *next; \ 2260 *next = '\0'; \ 2261 KMP_WARNING errlist; \ 2262 *next = ch; \ 2263 if (skip) { \ 2264 if (ch == ',') \ 2265 next++; \ 2266 } \ 2267 buf = next; \ 2268 } 2269 2270#define _set_param(_guard, _var, _val) \ 2271 { \ 2272 if (_guard == 0) { \ 2273 _var = _val; \ 2274 } else { \ 2275 EMIT_WARN(FALSE, (AffParamDefined, name, start)); \ 2276 } \ 2277 ++_guard; \ 2278 } 2279 2280#define set_type(val) _set_param(type, out_affinity->type, val) 2281#define set_verbose(val) _set_param(verbose, out_affinity->flags.verbose, val) 2282#define set_warnings(val) \ 2283 _set_param(warnings, out_affinity->flags.warnings, val) 2284#define set_respect(val) _set_param(respect, out_affinity->flags.respect, val) 2285#define set_dups(val) _set_param(dups, out_affinity->flags.dups, val) 2286#define set_proclist(val) _set_param(proclist, out_affinity->proclist, val) 2287#define set_reset(val) _set_param(reset, out_affinity->flags.reset, val) 2288 2289#define set_gran(val, levels) \ 2290 { \ 2291 if (gran == 0) { \ 2292 out_affinity->gran = val; \ 2293 out_affinity->gran_levels = levels; \ 2294 } else { \ 2295 EMIT_WARN(FALSE, (AffParamDefined, name, start)); \ 2296 } \ 2297 ++gran; \ 2298 } 2299 2300 KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) && 2301 (__kmp_nested_proc_bind.used > 0)); 2302 2303 while (*buf != '\0') { 2304 start = next = buf; 2305 2306 if (__kmp_match_str("none", buf, CCAST(const char **, &next))) { 2307 set_type(affinity_none); 2308 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 2309 buf = next; 2310 } else if (__kmp_match_str("scatter", buf, CCAST(const char **, &next))) { 2311 set_type(affinity_scatter); 2312 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2313 buf = next; 2314 } else if (__kmp_match_str("compact", buf, CCAST(const char **, &next))) { 2315 set_type(affinity_compact); 2316 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2317 buf = next; 2318 } else if (__kmp_match_str("logical", buf, CCAST(const char **, &next))) { 2319 set_type(affinity_logical); 2320 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2321 buf = next; 2322 } else if (__kmp_match_str("physical", buf, CCAST(const char **, &next))) { 2323 set_type(affinity_physical); 2324 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2325 buf = next; 2326 } else if (__kmp_match_str("explicit", buf, CCAST(const char **, &next))) { 2327 set_type(affinity_explicit); 2328 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2329 buf = next; 2330 } else if (__kmp_match_str("balanced", buf, CCAST(const char **, &next))) { 2331 set_type(affinity_balanced); 2332 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2333 buf = next; 2334 } else if (__kmp_match_str("disabled", buf, CCAST(const char **, &next))) { 2335 set_type(affinity_disabled); 2336 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 2337 buf = next; 2338 } else if (__kmp_match_str("verbose", buf, CCAST(const char **, &next))) { 2339 set_verbose(TRUE); 2340 buf = next; 2341 } else if (__kmp_match_str("noverbose", buf, CCAST(const char **, &next))) { 2342 set_verbose(FALSE); 2343 buf = next; 2344 } else if (__kmp_match_str("warnings", buf, CCAST(const char **, &next))) { 2345 set_warnings(TRUE); 2346 buf = next; 2347 } else if (__kmp_match_str("nowarnings", buf, 2348 CCAST(const char **, &next))) { 2349 set_warnings(FALSE); 2350 buf = next; 2351 } else if (__kmp_match_str("respect", buf, CCAST(const char **, &next))) { 2352 set_respect(TRUE); 2353 buf = next; 2354 } else if (__kmp_match_str("norespect", buf, CCAST(const char **, &next))) { 2355 set_respect(FALSE); 2356 buf = next; 2357 } else if (__kmp_match_str("reset", buf, CCAST(const char **, &next))) { 2358 set_reset(TRUE); 2359 buf = next; 2360 } else if (__kmp_match_str("noreset", buf, CCAST(const char **, &next))) { 2361 set_reset(FALSE); 2362 buf = next; 2363 } else if (__kmp_match_str("duplicates", buf, 2364 CCAST(const char **, &next)) || 2365 __kmp_match_str("dups", buf, CCAST(const char **, &next))) { 2366 set_dups(TRUE); 2367 buf = next; 2368 } else if (__kmp_match_str("noduplicates", buf, 2369 CCAST(const char **, &next)) || 2370 __kmp_match_str("nodups", buf, CCAST(const char **, &next))) { 2371 set_dups(FALSE); 2372 buf = next; 2373 } else if (__kmp_match_str("granularity", buf, 2374 CCAST(const char **, &next)) || 2375 __kmp_match_str("gran", buf, CCAST(const char **, &next))) { 2376 SKIP_WS(next); 2377 if (*next != '=') { 2378 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2379 continue; 2380 } 2381 next++; // skip '=' 2382 SKIP_WS(next); 2383 2384 buf = next; 2385 2386 // Have to try core_type and core_efficiency matches first since "core" 2387 // will register as core granularity with "extra chars" 2388 if (__kmp_match_str("core_type", buf, CCAST(const char **, &next))) { 2389 set_gran(KMP_HW_CORE, -1); 2390 out_affinity->flags.core_types_gran = 1; 2391 buf = next; 2392 set = true; 2393 } else if (__kmp_match_str("core_efficiency", buf, 2394 CCAST(const char **, &next)) || 2395 __kmp_match_str("core_eff", buf, 2396 CCAST(const char **, &next))) { 2397 set_gran(KMP_HW_CORE, -1); 2398 out_affinity->flags.core_effs_gran = 1; 2399 buf = next; 2400 set = true; 2401 } 2402 if (!set) { 2403 // Try any hardware topology type for granularity 2404 KMP_FOREACH_HW_TYPE(type) { 2405 const char *name = __kmp_hw_get_keyword(type); 2406 if (__kmp_match_str(name, buf, CCAST(const char **, &next))) { 2407 set_gran(type, -1); 2408 buf = next; 2409 set = true; 2410 break; 2411 } 2412 } 2413 } 2414 if (!set) { 2415 // Support older names for different granularity layers 2416 if (__kmp_match_str("fine", buf, CCAST(const char **, &next))) { 2417 set_gran(KMP_HW_THREAD, -1); 2418 buf = next; 2419 set = true; 2420 } else if (__kmp_match_str("package", buf, 2421 CCAST(const char **, &next))) { 2422 set_gran(KMP_HW_SOCKET, -1); 2423 buf = next; 2424 set = true; 2425 } else if (__kmp_match_str("node", buf, CCAST(const char **, &next))) { 2426 set_gran(KMP_HW_NUMA, -1); 2427 buf = next; 2428 set = true; 2429#if KMP_GROUP_AFFINITY 2430 } else if (__kmp_match_str("group", buf, CCAST(const char **, &next))) { 2431 set_gran(KMP_HW_PROC_GROUP, -1); 2432 buf = next; 2433 set = true; 2434#endif /* KMP_GROUP AFFINITY */ 2435 } else if ((*buf >= '0') && (*buf <= '9')) { 2436 int n; 2437 next = buf; 2438 SKIP_DIGITS(next); 2439 n = __kmp_str_to_int(buf, *next); 2440 KMP_ASSERT(n >= 0); 2441 buf = next; 2442 set_gran(KMP_HW_UNKNOWN, n); 2443 set = true; 2444 } else { 2445 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2446 continue; 2447 } 2448 } 2449 } else if (__kmp_match_str("proclist", buf, CCAST(const char **, &next))) { 2450 char *temp_proclist; 2451 2452 SKIP_WS(next); 2453 if (*next != '=') { 2454 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2455 continue; 2456 } 2457 next++; // skip '=' 2458 SKIP_WS(next); 2459 if (*next != '[') { 2460 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2461 continue; 2462 } 2463 next++; // skip '[' 2464 buf = next; 2465 if (!__kmp_parse_affinity_proc_id_list( 2466 name, buf, CCAST(const char **, &next), &temp_proclist)) { 2467 // warning already emitted. 2468 SKIP_TO(next, ']'); 2469 if (*next == ']') 2470 next++; 2471 SKIP_TO(next, ','); 2472 if (*next == ',') 2473 next++; 2474 buf = next; 2475 continue; 2476 } 2477 if (*next != ']') { 2478 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2479 continue; 2480 } 2481 next++; // skip ']' 2482 set_proclist(temp_proclist); 2483 } else if ((*buf >= '0') && (*buf <= '9')) { 2484 // Parse integer numbers -- permute and offset. 2485 int n; 2486 next = buf; 2487 SKIP_DIGITS(next); 2488 n = __kmp_str_to_int(buf, *next); 2489 KMP_ASSERT(n >= 0); 2490 buf = next; 2491 if (count < 2) { 2492 number[count] = n; 2493 } else { 2494 KMP_WARNING(AffManyParams, name, start); 2495 } 2496 ++count; 2497 } else { 2498 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2499 continue; 2500 } 2501 2502 SKIP_WS(next); 2503 if (*next == ',') { 2504 next++; 2505 SKIP_WS(next); 2506 } else if (*next != '\0') { 2507 const char *temp = next; 2508 EMIT_WARN(TRUE, (ParseExtraCharsWarn, name, temp)); 2509 continue; 2510 } 2511 buf = next; 2512 } // while 2513 2514#undef EMIT_WARN 2515#undef _set_param 2516#undef set_type 2517#undef set_verbose 2518#undef set_warnings 2519#undef set_respect 2520#undef set_granularity 2521#undef set_reset 2522 2523 __kmp_str_free(&buffer); 2524 2525 if (proclist) { 2526 if (!type) { 2527 KMP_WARNING(AffProcListNoType, name); 2528 out_affinity->type = affinity_explicit; 2529 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2530 } else if (out_affinity->type != affinity_explicit) { 2531 KMP_WARNING(AffProcListNotExplicit, name); 2532 KMP_ASSERT(out_affinity->proclist != NULL); 2533 KMP_INTERNAL_FREE(out_affinity->proclist); 2534 out_affinity->proclist = NULL; 2535 } 2536 } 2537 switch (out_affinity->type) { 2538 case affinity_logical: 2539 case affinity_physical: { 2540 if (count > 0) { 2541 out_affinity->offset = number[0]; 2542 } 2543 if (count > 1) { 2544 KMP_WARNING(AffManyParamsForLogic, name, number[1]); 2545 } 2546 } break; 2547 case affinity_balanced: { 2548 if (count > 0) { 2549 out_affinity->compact = number[0]; 2550 } 2551 if (count > 1) { 2552 out_affinity->offset = number[1]; 2553 } 2554 2555 if (__kmp_affinity.gran == KMP_HW_UNKNOWN) { 2556 int verbose = out_affinity->flags.verbose; 2557 int warnings = out_affinity->flags.warnings; 2558#if KMP_MIC_SUPPORTED 2559 if (__kmp_mic_type != non_mic) { 2560 if (verbose || warnings) { 2561 KMP_WARNING(AffGranUsing, out_affinity->env_var, "fine"); 2562 } 2563 out_affinity->gran = KMP_HW_THREAD; 2564 } else 2565#endif 2566 { 2567 if (verbose || warnings) { 2568 KMP_WARNING(AffGranUsing, out_affinity->env_var, "core"); 2569 } 2570 out_affinity->gran = KMP_HW_CORE; 2571 } 2572 } 2573 } break; 2574 case affinity_scatter: 2575 case affinity_compact: { 2576 if (count > 0) { 2577 out_affinity->compact = number[0]; 2578 } 2579 if (count > 1) { 2580 out_affinity->offset = number[1]; 2581 } 2582 } break; 2583 case affinity_explicit: { 2584 if (out_affinity->proclist == NULL) { 2585 KMP_WARNING(AffNoProcList, name); 2586 out_affinity->type = affinity_none; 2587 } 2588 if (count > 0) { 2589 KMP_WARNING(AffNoParam, name, "explicit"); 2590 } 2591 } break; 2592 case affinity_none: { 2593 if (count > 0) { 2594 KMP_WARNING(AffNoParam, name, "none"); 2595 } 2596 } break; 2597 case affinity_disabled: { 2598 if (count > 0) { 2599 KMP_WARNING(AffNoParam, name, "disabled"); 2600 } 2601 } break; 2602 case affinity_default: { 2603 if (count > 0) { 2604 KMP_WARNING(AffNoParam, name, "default"); 2605 } 2606 } break; 2607 default: { 2608 KMP_ASSERT(0); 2609 } 2610 } 2611} // __kmp_parse_affinity_env 2612 2613static void __kmp_stg_parse_affinity(char const *name, char const *value, 2614 void *data) { 2615 kmp_setting_t **rivals = (kmp_setting_t **)data; 2616 int rc; 2617 2618 rc = __kmp_stg_check_rivals(name, value, rivals); 2619 if (rc) { 2620 return; 2621 } 2622 2623 __kmp_parse_affinity_env(name, value, &__kmp_affinity); 2624 2625} // __kmp_stg_parse_affinity 2626static void __kmp_stg_parse_hh_affinity(char const *name, char const *value, 2627 void *data) { 2628 __kmp_parse_affinity_env(name, value, &__kmp_hh_affinity); 2629 // Warn about unused parts of hidden helper affinity settings if specified. 2630 if (__kmp_hh_affinity.flags.reset) { 2631 KMP_WARNING(AffInvalidParam, name, "reset"); 2632 } 2633 if (__kmp_hh_affinity.flags.respect != affinity_respect_mask_default) { 2634 KMP_WARNING(AffInvalidParam, name, "respect"); 2635 } 2636} 2637 2638static void __kmp_print_affinity_env(kmp_str_buf_t *buffer, char const *name, 2639 const kmp_affinity_t &affinity) { 2640 bool is_hh_affinity = (&affinity == &__kmp_hh_affinity); 2641 if (__kmp_env_format) { 2642 KMP_STR_BUF_PRINT_NAME_EX(name); 2643 } else { 2644 __kmp_str_buf_print(buffer, " %s='", name); 2645 } 2646 if (affinity.flags.verbose) { 2647 __kmp_str_buf_print(buffer, "%s,", "verbose"); 2648 } else { 2649 __kmp_str_buf_print(buffer, "%s,", "noverbose"); 2650 } 2651 if (affinity.flags.warnings) { 2652 __kmp_str_buf_print(buffer, "%s,", "warnings"); 2653 } else { 2654 __kmp_str_buf_print(buffer, "%s,", "nowarnings"); 2655 } 2656 if (KMP_AFFINITY_CAPABLE()) { 2657 // Hidden helper affinity does not affect global reset 2658 // or respect flags. That is still solely controlled by KMP_AFFINITY. 2659 if (!is_hh_affinity) { 2660 if (affinity.flags.respect) { 2661 __kmp_str_buf_print(buffer, "%s,", "respect"); 2662 } else { 2663 __kmp_str_buf_print(buffer, "%s,", "norespect"); 2664 } 2665 if (affinity.flags.reset) { 2666 __kmp_str_buf_print(buffer, "%s,", "reset"); 2667 } else { 2668 __kmp_str_buf_print(buffer, "%s,", "noreset"); 2669 } 2670 } 2671 __kmp_str_buf_print(buffer, "granularity="); 2672 if (affinity.flags.core_types_gran) 2673 __kmp_str_buf_print(buffer, "core_type,"); 2674 else if (affinity.flags.core_effs_gran) { 2675 __kmp_str_buf_print(buffer, "core_eff,"); 2676 } else { 2677 __kmp_str_buf_print( 2678 buffer, "%s,", __kmp_hw_get_keyword(affinity.gran, /*plural=*/false)); 2679 } 2680 } 2681 if (!KMP_AFFINITY_CAPABLE()) { 2682 __kmp_str_buf_print(buffer, "%s", "disabled"); 2683 } else { 2684 int compact = affinity.compact; 2685 int offset = affinity.offset; 2686 switch (affinity.type) { 2687 case affinity_none: 2688 __kmp_str_buf_print(buffer, "%s", "none"); 2689 break; 2690 case affinity_physical: 2691 __kmp_str_buf_print(buffer, "%s,%d", "physical", offset); 2692 break; 2693 case affinity_logical: 2694 __kmp_str_buf_print(buffer, "%s,%d", "logical", offset); 2695 break; 2696 case affinity_compact: 2697 __kmp_str_buf_print(buffer, "%s,%d,%d", "compact", compact, offset); 2698 break; 2699 case affinity_scatter: 2700 __kmp_str_buf_print(buffer, "%s,%d,%d", "scatter", compact, offset); 2701 break; 2702 case affinity_explicit: 2703 __kmp_str_buf_print(buffer, "%s=[%s],%s", "proclist", affinity.proclist, 2704 "explicit"); 2705 break; 2706 case affinity_balanced: 2707 __kmp_str_buf_print(buffer, "%s,%d,%d", "balanced", compact, offset); 2708 break; 2709 case affinity_disabled: 2710 __kmp_str_buf_print(buffer, "%s", "disabled"); 2711 break; 2712 case affinity_default: 2713 __kmp_str_buf_print(buffer, "%s", "default"); 2714 break; 2715 default: 2716 __kmp_str_buf_print(buffer, "%s", "<unknown>"); 2717 break; 2718 } 2719 } 2720 __kmp_str_buf_print(buffer, "'\n"); 2721} //__kmp_stg_print_affinity 2722 2723static void __kmp_stg_print_affinity(kmp_str_buf_t *buffer, char const *name, 2724 void *data) { 2725 __kmp_print_affinity_env(buffer, name, __kmp_affinity); 2726} 2727static void __kmp_stg_print_hh_affinity(kmp_str_buf_t *buffer, char const *name, 2728 void *data) { 2729 __kmp_print_affinity_env(buffer, name, __kmp_hh_affinity); 2730} 2731 2732#ifdef KMP_GOMP_COMPAT 2733 2734static void __kmp_stg_parse_gomp_cpu_affinity(char const *name, 2735 char const *value, void *data) { 2736 const char *next = NULL; 2737 char *temp_proclist; 2738 kmp_setting_t **rivals = (kmp_setting_t **)data; 2739 int rc; 2740 2741 rc = __kmp_stg_check_rivals(name, value, rivals); 2742 if (rc) { 2743 return; 2744 } 2745 2746 if (TCR_4(__kmp_init_middle)) { 2747 KMP_WARNING(EnvMiddleWarn, name); 2748 __kmp_env_toPrint(name, 0); 2749 return; 2750 } 2751 2752 __kmp_env_toPrint(name, 1); 2753 2754 if (__kmp_parse_affinity_proc_id_list(name, value, &next, &temp_proclist)) { 2755 SKIP_WS(next); 2756 if (*next == '\0') { 2757 // GOMP_CPU_AFFINITY => granularity=fine,explicit,proclist=... 2758 __kmp_affinity.proclist = temp_proclist; 2759 __kmp_affinity.type = affinity_explicit; 2760 __kmp_affinity.gran = KMP_HW_THREAD; 2761 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2762 } else { 2763 KMP_WARNING(AffSyntaxError, name); 2764 if (temp_proclist != NULL) { 2765 KMP_INTERNAL_FREE((void *)temp_proclist); 2766 } 2767 } 2768 } else { 2769 // Warning already emitted 2770 __kmp_affinity.type = affinity_none; 2771 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 2772 } 2773} // __kmp_stg_parse_gomp_cpu_affinity 2774 2775#endif /* KMP_GOMP_COMPAT */ 2776 2777/*----------------------------------------------------------------------------- 2778The OMP_PLACES proc id list parser. Here is the grammar: 2779 2780place_list := place 2781place_list := place , place_list 2782place := num 2783place := place : num 2784place := place : num : signed 2785place := { subplacelist } 2786place := ! place // (lowest priority) 2787subplace_list := subplace 2788subplace_list := subplace , subplace_list 2789subplace := num 2790subplace := num : num 2791subplace := num : num : signed 2792signed := num 2793signed := + signed 2794signed := - signed 2795-----------------------------------------------------------------------------*/ 2796 2797// Return TRUE if successful parse, FALSE otherwise 2798static int __kmp_parse_subplace_list(const char *var, const char **scan) { 2799 const char *next; 2800 2801 for (;;) { 2802 int start, count, stride; 2803 2804 // 2805 // Read in the starting proc id 2806 // 2807 SKIP_WS(*scan); 2808 if ((**scan < '0') || (**scan > '9')) { 2809 return FALSE; 2810 } 2811 next = *scan; 2812 SKIP_DIGITS(next); 2813 start = __kmp_str_to_int(*scan, *next); 2814 KMP_ASSERT(start >= 0); 2815 *scan = next; 2816 2817 // valid follow sets are ',' ':' and '}' 2818 SKIP_WS(*scan); 2819 if (**scan == '}') { 2820 break; 2821 } 2822 if (**scan == ',') { 2823 (*scan)++; // skip ',' 2824 continue; 2825 } 2826 if (**scan != ':') { 2827 return FALSE; 2828 } 2829 (*scan)++; // skip ':' 2830 2831 // Read count parameter 2832 SKIP_WS(*scan); 2833 if ((**scan < '0') || (**scan > '9')) { 2834 return FALSE; 2835 } 2836 next = *scan; 2837 SKIP_DIGITS(next); 2838 count = __kmp_str_to_int(*scan, *next); 2839 KMP_ASSERT(count >= 0); 2840 *scan = next; 2841 2842 // valid follow sets are ',' ':' and '}' 2843 SKIP_WS(*scan); 2844 if (**scan == '}') { 2845 break; 2846 } 2847 if (**scan == ',') { 2848 (*scan)++; // skip ',' 2849 continue; 2850 } 2851 if (**scan != ':') { 2852 return FALSE; 2853 } 2854 (*scan)++; // skip ':' 2855 2856 // Read stride parameter 2857 int sign = +1; 2858 for (;;) { 2859 SKIP_WS(*scan); 2860 if (**scan == '+') { 2861 (*scan)++; // skip '+' 2862 continue; 2863 } 2864 if (**scan == '-') { 2865 sign *= -1; 2866 (*scan)++; // skip '-' 2867 continue; 2868 } 2869 break; 2870 } 2871 SKIP_WS(*scan); 2872 if ((**scan < '0') || (**scan > '9')) { 2873 return FALSE; 2874 } 2875 next = *scan; 2876 SKIP_DIGITS(next); 2877 stride = __kmp_str_to_int(*scan, *next); 2878 KMP_ASSERT(stride >= 0); 2879 *scan = next; 2880 stride *= sign; 2881 2882 // valid follow sets are ',' and '}' 2883 SKIP_WS(*scan); 2884 if (**scan == '}') { 2885 break; 2886 } 2887 if (**scan == ',') { 2888 (*scan)++; // skip ',' 2889 continue; 2890 } 2891 return FALSE; 2892 } 2893 return TRUE; 2894} 2895 2896// Return TRUE if successful parse, FALSE otherwise 2897static int __kmp_parse_place(const char *var, const char **scan) { 2898 const char *next; 2899 2900 // valid follow sets are '{' '!' and num 2901 SKIP_WS(*scan); 2902 if (**scan == '{') { 2903 (*scan)++; // skip '{' 2904 if (!__kmp_parse_subplace_list(var, scan)) { 2905 return FALSE; 2906 } 2907 if (**scan != '}') { 2908 return FALSE; 2909 } 2910 (*scan)++; // skip '}' 2911 } else if (**scan == '!') { 2912 (*scan)++; // skip '!' 2913 return __kmp_parse_place(var, scan); //'!' has lower precedence than ':' 2914 } else if ((**scan >= '0') && (**scan <= '9')) { 2915 next = *scan; 2916 SKIP_DIGITS(next); 2917 int proc = __kmp_str_to_int(*scan, *next); 2918 KMP_ASSERT(proc >= 0); 2919 *scan = next; 2920 } else { 2921 return FALSE; 2922 } 2923 return TRUE; 2924} 2925 2926// Return TRUE if successful parse, FALSE otherwise 2927static int __kmp_parse_place_list(const char *var, const char *env, 2928 char **place_list) { 2929 const char *scan = env; 2930 const char *next = scan; 2931 2932 for (;;) { 2933 int count, stride; 2934 2935 if (!__kmp_parse_place(var, &scan)) { 2936 return FALSE; 2937 } 2938 2939 // valid follow sets are ',' ':' and EOL 2940 SKIP_WS(scan); 2941 if (*scan == '\0') { 2942 break; 2943 } 2944 if (*scan == ',') { 2945 scan++; // skip ',' 2946 continue; 2947 } 2948 if (*scan != ':') { 2949 return FALSE; 2950 } 2951 scan++; // skip ':' 2952 2953 // Read count parameter 2954 SKIP_WS(scan); 2955 if ((*scan < '0') || (*scan > '9')) { 2956 return FALSE; 2957 } 2958 next = scan; 2959 SKIP_DIGITS(next); 2960 count = __kmp_str_to_int(scan, *next); 2961 KMP_ASSERT(count >= 0); 2962 scan = next; 2963 2964 // valid follow sets are ',' ':' and EOL 2965 SKIP_WS(scan); 2966 if (*scan == '\0') { 2967 break; 2968 } 2969 if (*scan == ',') { 2970 scan++; // skip ',' 2971 continue; 2972 } 2973 if (*scan != ':') { 2974 return FALSE; 2975 } 2976 scan++; // skip ':' 2977 2978 // Read stride parameter 2979 int sign = +1; 2980 for (;;) { 2981 SKIP_WS(scan); 2982 if (*scan == '+') { 2983 scan++; // skip '+' 2984 continue; 2985 } 2986 if (*scan == '-') { 2987 sign *= -1; 2988 scan++; // skip '-' 2989 continue; 2990 } 2991 break; 2992 } 2993 SKIP_WS(scan); 2994 if ((*scan < '0') || (*scan > '9')) { 2995 return FALSE; 2996 } 2997 next = scan; 2998 SKIP_DIGITS(next); 2999 stride = __kmp_str_to_int(scan, *next); 3000 KMP_ASSERT(stride >= 0); 3001 scan = next; 3002 stride *= sign; 3003 3004 // valid follow sets are ',' and EOL 3005 SKIP_WS(scan); 3006 if (*scan == '\0') { 3007 break; 3008 } 3009 if (*scan == ',') { 3010 scan++; // skip ',' 3011 continue; 3012 } 3013 3014 return FALSE; 3015 } 3016 3017 { 3018 ptrdiff_t len = scan - env; 3019 char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char)); 3020 KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char)); 3021 retlist[len] = '\0'; 3022 *place_list = retlist; 3023 } 3024 return TRUE; 3025} 3026 3027static inline void __kmp_places_set(enum affinity_type type, kmp_hw_t kind) { 3028 __kmp_affinity.type = type; 3029 __kmp_affinity.gran = kind; 3030 __kmp_affinity.flags.dups = FALSE; 3031 __kmp_affinity.flags.omp_places = TRUE; 3032} 3033 3034static void __kmp_places_syntax_error_fallback(char const *name, 3035 kmp_hw_t kind) { 3036 const char *str = __kmp_hw_get_catalog_string(kind, /*plural=*/true); 3037 KMP_WARNING(SyntaxErrorUsing, name, str); 3038 __kmp_places_set(affinity_compact, kind); 3039 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) 3040 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true; 3041} 3042 3043static void __kmp_stg_parse_places(char const *name, char const *value, 3044 void *data) { 3045 struct kmp_place_t { 3046 const char *name; 3047 kmp_hw_t type; 3048 }; 3049 int count; 3050 bool set = false; 3051 const char *scan = value; 3052 const char *next = scan; 3053 kmp_place_t std_places[] = {{"threads", KMP_HW_THREAD}, 3054 {"cores", KMP_HW_CORE}, 3055 {"numa_domains", KMP_HW_NUMA}, 3056 {"ll_caches", KMP_HW_LLC}, 3057 {"sockets", KMP_HW_SOCKET}}; 3058 kmp_setting_t **rivals = (kmp_setting_t **)data; 3059 int rc; 3060 3061 rc = __kmp_stg_check_rivals(name, value, rivals); 3062 if (rc) { 3063 return; 3064 } 3065 3066 // Standard choices 3067 for (size_t i = 0; i < sizeof(std_places) / sizeof(std_places[0]); ++i) { 3068 const kmp_place_t &place = std_places[i]; 3069 if (__kmp_match_str(place.name, scan, &next)) { 3070 scan = next; 3071 __kmp_places_set(affinity_compact, place.type); 3072 set = true; 3073 // Parse core attribute if it exists 3074 if (KMP_HW_MAX_NUM_CORE_TYPES > 1) { 3075 SKIP_WS(scan); 3076 if (*scan == ':') { 3077 if (place.type != KMP_HW_CORE) { 3078 __kmp_places_syntax_error_fallback(name, place.type); 3079 return; 3080 } 3081 scan++; // skip ':' 3082 SKIP_WS(scan); 3083#if KMP_ARCH_X86 || KMP_ARCH_X86_64 3084 if (__kmp_match_str("intel_core", scan, &next)) { 3085 __kmp_affinity.core_attr_gran.core_type = KMP_HW_CORE_TYPE_CORE; 3086 __kmp_affinity.core_attr_gran.valid = 1; 3087 scan = next; 3088 } else if (__kmp_match_str("intel_atom", scan, &next)) { 3089 __kmp_affinity.core_attr_gran.core_type = KMP_HW_CORE_TYPE_ATOM; 3090 __kmp_affinity.core_attr_gran.valid = 1; 3091 scan = next; 3092 } else 3093#endif 3094 if (__kmp_match_str("eff", scan, &next)) { 3095 int eff; 3096 if (!isdigit(*next)) { 3097 __kmp_places_syntax_error_fallback(name, place.type); 3098 return; 3099 } 3100 scan = next; 3101 SKIP_DIGITS(next); 3102 eff = __kmp_str_to_int(scan, *next); 3103 if (eff < 0) { 3104 __kmp_places_syntax_error_fallback(name, place.type); 3105 return; 3106 } 3107 if (eff >= KMP_HW_MAX_NUM_CORE_EFFS) 3108 eff = KMP_HW_MAX_NUM_CORE_EFFS - 1; 3109 __kmp_affinity.core_attr_gran.core_eff = eff; 3110 __kmp_affinity.core_attr_gran.valid = 1; 3111 scan = next; 3112 } 3113 if (!__kmp_affinity.core_attr_gran.valid) { 3114 __kmp_places_syntax_error_fallback(name, place.type); 3115 return; 3116 } 3117 } 3118 } 3119 break; 3120 } 3121 } 3122 // Implementation choices for OMP_PLACES based on internal types 3123 if (!set) { 3124 KMP_FOREACH_HW_TYPE(type) { 3125 const char *name = __kmp_hw_get_keyword(type, true); 3126 if (__kmp_match_str("unknowns", scan, &next)) 3127 continue; 3128 if (__kmp_match_str(name, scan, &next)) { 3129 scan = next; 3130 __kmp_places_set(affinity_compact, type); 3131 set = true; 3132 break; 3133 } 3134 } 3135 } 3136 // Implementation choices for OMP_PLACES based on core attributes 3137 if (!set) { 3138 if (__kmp_match_str("core_types", scan, &next)) { 3139 scan = next; 3140 if (*scan != '\0') { 3141 KMP_WARNING(ParseExtraCharsWarn, name, scan); 3142 } 3143 __kmp_places_set(affinity_compact, KMP_HW_CORE); 3144 __kmp_affinity.flags.core_types_gran = 1; 3145 set = true; 3146 } else if (__kmp_match_str("core_effs", scan, &next) || 3147 __kmp_match_str("core_efficiencies", scan, &next)) { 3148 scan = next; 3149 if (*scan != '\0') { 3150 KMP_WARNING(ParseExtraCharsWarn, name, scan); 3151 } 3152 __kmp_places_set(affinity_compact, KMP_HW_CORE); 3153 __kmp_affinity.flags.core_effs_gran = 1; 3154 set = true; 3155 } 3156 } 3157 // Explicit place list 3158 if (!set) { 3159 if (__kmp_affinity.proclist != NULL) { 3160 KMP_INTERNAL_FREE((void *)__kmp_affinity.proclist); 3161 __kmp_affinity.proclist = NULL; 3162 } 3163 if (__kmp_parse_place_list(name, value, &__kmp_affinity.proclist)) { 3164 __kmp_places_set(affinity_explicit, KMP_HW_THREAD); 3165 } else { 3166 // Syntax error fallback 3167 __kmp_places_syntax_error_fallback(name, KMP_HW_CORE); 3168 } 3169 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) { 3170 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true; 3171 } 3172 return; 3173 } 3174 3175 kmp_hw_t gran = __kmp_affinity.gran; 3176 if (__kmp_affinity.gran != KMP_HW_UNKNOWN) { 3177 gran = __kmp_affinity.gran; 3178 } else { 3179 gran = KMP_HW_CORE; 3180 } 3181 3182 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) { 3183 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true; 3184 } 3185 3186 SKIP_WS(scan); 3187 if (*scan == '\0') { 3188 return; 3189 } 3190 3191 // Parse option count parameter in parentheses 3192 if (*scan != '(') { 3193 __kmp_places_syntax_error_fallback(name, gran); 3194 return; 3195 } 3196 scan++; // skip '(' 3197 3198 SKIP_WS(scan); 3199 next = scan; 3200 SKIP_DIGITS(next); 3201 count = __kmp_str_to_int(scan, *next); 3202 KMP_ASSERT(count >= 0); 3203 scan = next; 3204 3205 SKIP_WS(scan); 3206 if (*scan != ')') { 3207 __kmp_places_syntax_error_fallback(name, gran); 3208 return; 3209 } 3210 scan++; // skip ')' 3211 3212 SKIP_WS(scan); 3213 if (*scan != '\0') { 3214 KMP_WARNING(ParseExtraCharsWarn, name, scan); 3215 } 3216 __kmp_affinity_num_places = count; 3217} 3218 3219static void __kmp_stg_print_places(kmp_str_buf_t *buffer, char const *name, 3220 void *data) { 3221 enum affinity_type type = __kmp_affinity.type; 3222 const char *proclist = __kmp_affinity.proclist; 3223 kmp_hw_t gran = __kmp_affinity.gran; 3224 3225 if (__kmp_env_format) { 3226 KMP_STR_BUF_PRINT_NAME; 3227 } else { 3228 __kmp_str_buf_print(buffer, " %s", name); 3229 } 3230 if ((__kmp_nested_proc_bind.used == 0) || 3231 (__kmp_nested_proc_bind.bind_types == NULL) || 3232 (__kmp_nested_proc_bind.bind_types[0] == proc_bind_false)) { 3233 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 3234 } else if (type == affinity_explicit) { 3235 if (proclist != NULL) { 3236 __kmp_str_buf_print(buffer, "='%s'\n", proclist); 3237 } else { 3238 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 3239 } 3240 } else if (type == affinity_compact) { 3241 int num; 3242 if (__kmp_affinity.num_masks > 0) { 3243 num = __kmp_affinity.num_masks; 3244 } else if (__kmp_affinity_num_places > 0) { 3245 num = __kmp_affinity_num_places; 3246 } else { 3247 num = 0; 3248 } 3249 if (gran != KMP_HW_UNKNOWN) { 3250 // If core_types or core_effs, just print and return 3251 if (__kmp_affinity.flags.core_types_gran) { 3252 __kmp_str_buf_print(buffer, "='%s'\n", "core_types"); 3253 return; 3254 } 3255 if (__kmp_affinity.flags.core_effs_gran) { 3256 __kmp_str_buf_print(buffer, "='%s'\n", "core_effs"); 3257 return; 3258 } 3259 3260 // threads, cores, sockets, cores:<attribute>, etc. 3261 const char *name = __kmp_hw_get_keyword(gran, true); 3262 __kmp_str_buf_print(buffer, "='%s", name); 3263 3264 // Add core attributes if it exists 3265 if (__kmp_affinity.core_attr_gran.valid) { 3266 kmp_hw_core_type_t ct = 3267 (kmp_hw_core_type_t)__kmp_affinity.core_attr_gran.core_type; 3268 int eff = __kmp_affinity.core_attr_gran.core_eff; 3269 if (ct != KMP_HW_CORE_TYPE_UNKNOWN) { 3270 const char *ct_name = __kmp_hw_get_core_type_keyword(ct); 3271 __kmp_str_buf_print(buffer, ":%s", name, ct_name); 3272 } else if (eff >= 0 && eff < KMP_HW_MAX_NUM_CORE_EFFS) { 3273 __kmp_str_buf_print(buffer, ":eff%d", name, eff); 3274 } 3275 } 3276 3277 // Add the '(#)' part if it exists 3278 if (num > 0) 3279 __kmp_str_buf_print(buffer, "(%d)", num); 3280 __kmp_str_buf_print(buffer, "'\n"); 3281 } else { 3282 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 3283 } 3284 } else { 3285 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 3286 } 3287} 3288 3289static void __kmp_stg_parse_topology_method(char const *name, char const *value, 3290 void *data) { 3291 if (__kmp_str_match("all", 1, value)) { 3292 __kmp_affinity_top_method = affinity_top_method_all; 3293 } 3294#if KMP_USE_HWLOC 3295 else if (__kmp_str_match("hwloc", 1, value)) { 3296 __kmp_affinity_top_method = affinity_top_method_hwloc; 3297 } 3298#endif 3299#if KMP_ARCH_X86 || KMP_ARCH_X86_64 3300 else if (__kmp_str_match("cpuid_leaf31", 12, value) || 3301 __kmp_str_match("cpuid 1f", 8, value) || 3302 __kmp_str_match("cpuid 31", 8, value) || 3303 __kmp_str_match("cpuid1f", 7, value) || 3304 __kmp_str_match("cpuid31", 7, value) || 3305 __kmp_str_match("leaf 1f", 7, value) || 3306 __kmp_str_match("leaf 31", 7, value) || 3307 __kmp_str_match("leaf1f", 6, value) || 3308 __kmp_str_match("leaf31", 6, value)) { 3309 __kmp_affinity_top_method = affinity_top_method_x2apicid_1f; 3310 } else if (__kmp_str_match("x2apic id", 9, value) || 3311 __kmp_str_match("x2apic_id", 9, value) || 3312 __kmp_str_match("x2apic-id", 9, value) || 3313 __kmp_str_match("x2apicid", 8, value) || 3314 __kmp_str_match("cpuid leaf 11", 13, value) || 3315 __kmp_str_match("cpuid_leaf_11", 13, value) || 3316 __kmp_str_match("cpuid-leaf-11", 13, value) || 3317 __kmp_str_match("cpuid leaf11", 12, value) || 3318 __kmp_str_match("cpuid_leaf11", 12, value) || 3319 __kmp_str_match("cpuid-leaf11", 12, value) || 3320 __kmp_str_match("cpuidleaf 11", 12, value) || 3321 __kmp_str_match("cpuidleaf_11", 12, value) || 3322 __kmp_str_match("cpuidleaf-11", 12, value) || 3323 __kmp_str_match("cpuidleaf11", 11, value) || 3324 __kmp_str_match("cpuid 11", 8, value) || 3325 __kmp_str_match("cpuid_11", 8, value) || 3326 __kmp_str_match("cpuid-11", 8, value) || 3327 __kmp_str_match("cpuid11", 7, value) || 3328 __kmp_str_match("leaf 11", 7, value) || 3329 __kmp_str_match("leaf_11", 7, value) || 3330 __kmp_str_match("leaf-11", 7, value) || 3331 __kmp_str_match("leaf11", 6, value)) { 3332 __kmp_affinity_top_method = affinity_top_method_x2apicid; 3333 } else if (__kmp_str_match("apic id", 7, value) || 3334 __kmp_str_match("apic_id", 7, value) || 3335 __kmp_str_match("apic-id", 7, value) || 3336 __kmp_str_match("apicid", 6, value) || 3337 __kmp_str_match("cpuid leaf 4", 12, value) || 3338 __kmp_str_match("cpuid_leaf_4", 12, value) || 3339 __kmp_str_match("cpuid-leaf-4", 12, value) || 3340 __kmp_str_match("cpuid leaf4", 11, value) || 3341 __kmp_str_match("cpuid_leaf4", 11, value) || 3342 __kmp_str_match("cpuid-leaf4", 11, value) || 3343 __kmp_str_match("cpuidleaf 4", 11, value) || 3344 __kmp_str_match("cpuidleaf_4", 11, value) || 3345 __kmp_str_match("cpuidleaf-4", 11, value) || 3346 __kmp_str_match("cpuidleaf4", 10, value) || 3347 __kmp_str_match("cpuid 4", 7, value) || 3348 __kmp_str_match("cpuid_4", 7, value) || 3349 __kmp_str_match("cpuid-4", 7, value) || 3350 __kmp_str_match("cpuid4", 6, value) || 3351 __kmp_str_match("leaf 4", 6, value) || 3352 __kmp_str_match("leaf_4", 6, value) || 3353 __kmp_str_match("leaf-4", 6, value) || 3354 __kmp_str_match("leaf4", 5, value)) { 3355 __kmp_affinity_top_method = affinity_top_method_apicid; 3356 } 3357#endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */ 3358 else if (__kmp_str_match("/proc/cpuinfo", 2, value) || 3359 __kmp_str_match("cpuinfo", 5, value)) { 3360 __kmp_affinity_top_method = affinity_top_method_cpuinfo; 3361 } 3362#if KMP_GROUP_AFFINITY 3363 else if (__kmp_str_match("group", 1, value)) { 3364 KMP_WARNING(StgDeprecatedValue, name, value, "all"); 3365 __kmp_affinity_top_method = affinity_top_method_group; 3366 } 3367#endif /* KMP_GROUP_AFFINITY */ 3368 else if (__kmp_str_match("flat", 1, value)) { 3369 __kmp_affinity_top_method = affinity_top_method_flat; 3370 } else { 3371 KMP_WARNING(StgInvalidValue, name, value); 3372 } 3373} // __kmp_stg_parse_topology_method 3374 3375static void __kmp_stg_print_topology_method(kmp_str_buf_t *buffer, 3376 char const *name, void *data) { 3377 char const *value = NULL; 3378 3379 switch (__kmp_affinity_top_method) { 3380 case affinity_top_method_default: 3381 value = "default"; 3382 break; 3383 3384 case affinity_top_method_all: 3385 value = "all"; 3386 break; 3387 3388#if KMP_ARCH_X86 || KMP_ARCH_X86_64 3389 case affinity_top_method_x2apicid_1f: 3390 value = "x2APIC id leaf 0x1f"; 3391 break; 3392 3393 case affinity_top_method_x2apicid: 3394 value = "x2APIC id leaf 0xb"; 3395 break; 3396 3397 case affinity_top_method_apicid: 3398 value = "APIC id"; 3399 break; 3400#endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */ 3401 3402#if KMP_USE_HWLOC 3403 case affinity_top_method_hwloc: 3404 value = "hwloc"; 3405 break; 3406#endif 3407 3408 case affinity_top_method_cpuinfo: 3409 value = "cpuinfo"; 3410 break; 3411 3412#if KMP_GROUP_AFFINITY 3413 case affinity_top_method_group: 3414 value = "group"; 3415 break; 3416#endif /* KMP_GROUP_AFFINITY */ 3417 3418 case affinity_top_method_flat: 3419 value = "flat"; 3420 break; 3421 } 3422 3423 if (value != NULL) { 3424 __kmp_stg_print_str(buffer, name, value); 3425 } 3426} // __kmp_stg_print_topology_method 3427 3428// KMP_TEAMS_PROC_BIND 3429struct kmp_proc_bind_info_t { 3430 const char *name; 3431 kmp_proc_bind_t proc_bind; 3432}; 3433static kmp_proc_bind_info_t proc_bind_table[] = { 3434 {"spread", proc_bind_spread}, 3435 {"true", proc_bind_spread}, 3436 {"close", proc_bind_close}, 3437 // teams-bind = false means "replicate the primary thread's affinity" 3438 {"false", proc_bind_primary}, 3439 {"primary", proc_bind_primary}}; 3440static void __kmp_stg_parse_teams_proc_bind(char const *name, char const *value, 3441 void *data) { 3442 int valid; 3443 const char *end; 3444 valid = 0; 3445 for (size_t i = 0; i < sizeof(proc_bind_table) / sizeof(proc_bind_table[0]); 3446 ++i) { 3447 if (__kmp_match_str(proc_bind_table[i].name, value, &end)) { 3448 __kmp_teams_proc_bind = proc_bind_table[i].proc_bind; 3449 valid = 1; 3450 break; 3451 } 3452 } 3453 if (!valid) { 3454 KMP_WARNING(StgInvalidValue, name, value); 3455 } 3456} 3457static void __kmp_stg_print_teams_proc_bind(kmp_str_buf_t *buffer, 3458 char const *name, void *data) { 3459 const char *value = KMP_I18N_STR(NotDefined); 3460 for (size_t i = 0; i < sizeof(proc_bind_table) / sizeof(proc_bind_table[0]); 3461 ++i) { 3462 if (__kmp_teams_proc_bind == proc_bind_table[i].proc_bind) { 3463 value = proc_bind_table[i].name; 3464 break; 3465 } 3466 } 3467 __kmp_stg_print_str(buffer, name, value); 3468} 3469#endif /* KMP_AFFINITY_SUPPORTED */ 3470 3471// OMP_PROC_BIND / bind-var is functional on all 4.0 builds, including OS X* 3472// OMP_PLACES / place-partition-var is not. 3473static void __kmp_stg_parse_proc_bind(char const *name, char const *value, 3474 void *data) { 3475 kmp_setting_t **rivals = (kmp_setting_t **)data; 3476 int rc; 3477 3478 rc = __kmp_stg_check_rivals(name, value, rivals); 3479 if (rc) { 3480 return; 3481 } 3482 3483 // In OMP 4.0 OMP_PROC_BIND is a vector of proc_bind types. 3484 KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) && 3485 (__kmp_nested_proc_bind.used > 0)); 3486 3487 const char *buf = value; 3488 const char *next; 3489 int num; 3490 SKIP_WS(buf); 3491 if ((*buf >= '0') && (*buf <= '9')) { 3492 next = buf; 3493 SKIP_DIGITS(next); 3494 num = __kmp_str_to_int(buf, *next); 3495 KMP_ASSERT(num >= 0); 3496 buf = next; 3497 SKIP_WS(buf); 3498 } else { 3499 num = -1; 3500 } 3501 3502 next = buf; 3503 if (__kmp_match_str("disabled", buf, &next)) { 3504 buf = next; 3505 SKIP_WS(buf); 3506#if KMP_AFFINITY_SUPPORTED 3507 __kmp_affinity.type = affinity_disabled; 3508#endif /* KMP_AFFINITY_SUPPORTED */ 3509 __kmp_nested_proc_bind.used = 1; 3510 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 3511 } else if ((num == (int)proc_bind_false) || 3512 __kmp_match_str("false", buf, &next)) { 3513 buf = next; 3514 SKIP_WS(buf); 3515#if KMP_AFFINITY_SUPPORTED 3516 __kmp_affinity.type = affinity_none; 3517#endif /* KMP_AFFINITY_SUPPORTED */ 3518 __kmp_nested_proc_bind.used = 1; 3519 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 3520 } else if ((num == (int)proc_bind_true) || 3521 __kmp_match_str("true", buf, &next)) { 3522 buf = next; 3523 SKIP_WS(buf); 3524 __kmp_nested_proc_bind.used = 1; 3525 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true; 3526 } else { 3527 // Count the number of values in the env var string 3528 const char *scan; 3529 int nelem = 1; 3530 for (scan = buf; *scan != '\0'; scan++) { 3531 if (*scan == ',') { 3532 nelem++; 3533 } 3534 } 3535 3536 // Create / expand the nested proc_bind array as needed 3537 if (__kmp_nested_proc_bind.size < nelem) { 3538 __kmp_nested_proc_bind.bind_types = 3539 (kmp_proc_bind_t *)KMP_INTERNAL_REALLOC( 3540 __kmp_nested_proc_bind.bind_types, 3541 sizeof(kmp_proc_bind_t) * nelem); 3542 if (__kmp_nested_proc_bind.bind_types == NULL) { 3543 KMP_FATAL(MemoryAllocFailed); 3544 } 3545 __kmp_nested_proc_bind.size = nelem; 3546 } 3547 __kmp_nested_proc_bind.used = nelem; 3548 3549 if (nelem > 1 && !__kmp_dflt_max_active_levels_set) 3550 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT; 3551 3552 // Save values in the nested proc_bind array 3553 int i = 0; 3554 for (;;) { 3555 enum kmp_proc_bind_t bind; 3556 3557 if ((num == (int)proc_bind_primary) || 3558 __kmp_match_str("master", buf, &next) || 3559 __kmp_match_str("primary", buf, &next)) { 3560 buf = next; 3561 SKIP_WS(buf); 3562 bind = proc_bind_primary; 3563 } else if ((num == (int)proc_bind_close) || 3564 __kmp_match_str("close", buf, &next)) { 3565 buf = next; 3566 SKIP_WS(buf); 3567 bind = proc_bind_close; 3568 } else if ((num == (int)proc_bind_spread) || 3569 __kmp_match_str("spread", buf, &next)) { 3570 buf = next; 3571 SKIP_WS(buf); 3572 bind = proc_bind_spread; 3573 } else { 3574 KMP_WARNING(StgInvalidValue, name, value); 3575 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 3576 __kmp_nested_proc_bind.used = 1; 3577 return; 3578 } 3579 3580 __kmp_nested_proc_bind.bind_types[i++] = bind; 3581 if (i >= nelem) { 3582 break; 3583 } 3584 KMP_DEBUG_ASSERT(*buf == ','); 3585 buf++; 3586 SKIP_WS(buf); 3587 3588 // Read next value if it was specified as an integer 3589 if ((*buf >= '0') && (*buf <= '9')) { 3590 next = buf; 3591 SKIP_DIGITS(next); 3592 num = __kmp_str_to_int(buf, *next); 3593 KMP_ASSERT(num >= 0); 3594 buf = next; 3595 SKIP_WS(buf); 3596 } else { 3597 num = -1; 3598 } 3599 } 3600 SKIP_WS(buf); 3601 } 3602 if (*buf != '\0') { 3603 KMP_WARNING(ParseExtraCharsWarn, name, buf); 3604 } 3605} 3606 3607static void __kmp_stg_print_proc_bind(kmp_str_buf_t *buffer, char const *name, 3608 void *data) { 3609 int nelem = __kmp_nested_proc_bind.used; 3610 if (__kmp_env_format) { 3611 KMP_STR_BUF_PRINT_NAME; 3612 } else { 3613 __kmp_str_buf_print(buffer, " %s", name); 3614 } 3615 if (nelem == 0) { 3616 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 3617 } else { 3618 int i; 3619 __kmp_str_buf_print(buffer, "='", name); 3620 for (i = 0; i < nelem; i++) { 3621 switch (__kmp_nested_proc_bind.bind_types[i]) { 3622 case proc_bind_false: 3623 __kmp_str_buf_print(buffer, "false"); 3624 break; 3625 3626 case proc_bind_true: 3627 __kmp_str_buf_print(buffer, "true"); 3628 break; 3629 3630 case proc_bind_primary: 3631 __kmp_str_buf_print(buffer, "primary"); 3632 break; 3633 3634 case proc_bind_close: 3635 __kmp_str_buf_print(buffer, "close"); 3636 break; 3637 3638 case proc_bind_spread: 3639 __kmp_str_buf_print(buffer, "spread"); 3640 break; 3641 3642 case proc_bind_intel: 3643 __kmp_str_buf_print(buffer, "intel"); 3644 break; 3645 3646 case proc_bind_default: 3647 __kmp_str_buf_print(buffer, "default"); 3648 break; 3649 } 3650 if (i < nelem - 1) { 3651 __kmp_str_buf_print(buffer, ","); 3652 } 3653 } 3654 __kmp_str_buf_print(buffer, "'\n"); 3655 } 3656} 3657 3658static void __kmp_stg_parse_display_affinity(char const *name, 3659 char const *value, void *data) { 3660 __kmp_stg_parse_bool(name, value, &__kmp_display_affinity); 3661} 3662static void __kmp_stg_print_display_affinity(kmp_str_buf_t *buffer, 3663 char const *name, void *data) { 3664 __kmp_stg_print_bool(buffer, name, __kmp_display_affinity); 3665} 3666static void __kmp_stg_parse_affinity_format(char const *name, char const *value, 3667 void *data) { 3668 size_t length = KMP_STRLEN(value); 3669 __kmp_strncpy_truncate(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, value, 3670 length); 3671} 3672static void __kmp_stg_print_affinity_format(kmp_str_buf_t *buffer, 3673 char const *name, void *data) { 3674 if (__kmp_env_format) { 3675 KMP_STR_BUF_PRINT_NAME_EX(name); 3676 } else { 3677 __kmp_str_buf_print(buffer, " %s='", name); 3678 } 3679 __kmp_str_buf_print(buffer, "%s'\n", __kmp_affinity_format); 3680} 3681 3682/*----------------------------------------------------------------------------- 3683OMP_ALLOCATOR sets default allocator. Here is the grammar: 3684 3685<allocator> |= <predef-allocator> | <predef-mem-space> | 3686 <predef-mem-space>:<traits> 3687<traits> |= <trait>=<value> | <trait>=<value>,<traits> 3688<predef-allocator> |= omp_default_mem_alloc | omp_large_cap_mem_alloc | 3689 omp_const_mem_alloc | omp_high_bw_mem_alloc | 3690 omp_low_lat_mem_alloc | omp_cgroup_mem_alloc | 3691 omp_pteam_mem_alloc | omp_thread_mem_alloc 3692<predef-mem-space> |= omp_default_mem_space | omp_large_cap_mem_space | 3693 omp_const_mem_space | omp_high_bw_mem_space | 3694 omp_low_lat_mem_space 3695<trait> |= sync_hint | alignment | access | pool_size | fallback | 3696 fb_data | pinned | partition 3697<value> |= one of the allowed values of trait | 3698 non-negative integer | <predef-allocator> 3699-----------------------------------------------------------------------------*/ 3700 3701static void __kmp_stg_parse_allocator(char const *name, char const *value, 3702 void *data) { 3703 const char *buf = value; 3704 const char *next, *scan, *start; 3705 char *key; 3706 omp_allocator_handle_t al; 3707 omp_memspace_handle_t ms = omp_default_mem_space; 3708 bool is_memspace = false; 3709 int ntraits = 0, count = 0; 3710 3711 SKIP_WS(buf); 3712 next = buf; 3713 const char *delim = strchr(buf, ':'); 3714 const char *predef_mem_space = strstr(buf, "mem_space"); 3715 3716 bool is_memalloc = (!predef_mem_space && !delim) ? true : false; 3717 3718 // Count the number of traits in the env var string 3719 if (delim) { 3720 ntraits = 1; 3721 for (scan = buf; *scan != '\0'; scan++) { 3722 if (*scan == ',') 3723 ntraits++; 3724 } 3725 } 3726 omp_alloctrait_t *traits = 3727 (omp_alloctrait_t *)KMP_ALLOCA(ntraits * sizeof(omp_alloctrait_t)); 3728 3729// Helper macros 3730#define IS_POWER_OF_TWO(n) (((n) & ((n)-1)) == 0) 3731 3732#define GET_NEXT(sentinel) \ 3733 { \ 3734 SKIP_WS(next); \ 3735 if (*next == sentinel) \ 3736 next++; \ 3737 SKIP_WS(next); \ 3738 scan = next; \ 3739 } 3740 3741#define SKIP_PAIR(key) \ 3742 { \ 3743 char const str_delimiter[] = {',', 0}; \ 3744 char *value = __kmp_str_token(CCAST(char *, scan), str_delimiter, \ 3745 CCAST(char **, &next)); \ 3746 KMP_WARNING(StgInvalidValue, key, value); \ 3747 ntraits--; \ 3748 SKIP_WS(next); \ 3749 scan = next; \ 3750 } 3751 3752#define SET_KEY() \ 3753 { \ 3754 char const str_delimiter[] = {'=', 0}; \ 3755 key = __kmp_str_token(CCAST(char *, start), str_delimiter, \ 3756 CCAST(char **, &next)); \ 3757 scan = next; \ 3758 } 3759 3760 scan = next; 3761 while (*next != '\0') { 3762 if (is_memalloc || 3763 __kmp_match_str("fb_data", scan, &next)) { // allocator check 3764 start = scan; 3765 GET_NEXT('='); 3766 // check HBW and LCAP first as the only non-default supported 3767 if (__kmp_match_str("omp_high_bw_mem_alloc", scan, &next)) { 3768 SKIP_WS(next); 3769 if (is_memalloc) { 3770 if (__kmp_memkind_available) { 3771 __kmp_def_allocator = omp_high_bw_mem_alloc; 3772 return; 3773 } else { 3774 KMP_WARNING(OmpNoAllocator, "omp_high_bw_mem_alloc"); 3775 } 3776 } else { 3777 traits[count].key = omp_atk_fb_data; 3778 traits[count].value = RCAST(omp_uintptr_t, omp_high_bw_mem_alloc); 3779 } 3780 } else if (__kmp_match_str("omp_large_cap_mem_alloc", scan, &next)) { 3781 SKIP_WS(next); 3782 if (is_memalloc) { 3783 if (__kmp_memkind_available) { 3784 __kmp_def_allocator = omp_large_cap_mem_alloc; 3785 return; 3786 } else { 3787 KMP_WARNING(OmpNoAllocator, "omp_large_cap_mem_alloc"); 3788 } 3789 } else { 3790 traits[count].key = omp_atk_fb_data; 3791 traits[count].value = RCAST(omp_uintptr_t, omp_large_cap_mem_alloc); 3792 } 3793 } else if (__kmp_match_str("omp_default_mem_alloc", scan, &next)) { 3794 // default requested 3795 SKIP_WS(next); 3796 if (!is_memalloc) { 3797 traits[count].key = omp_atk_fb_data; 3798 traits[count].value = RCAST(omp_uintptr_t, omp_default_mem_alloc); 3799 } 3800 } else if (__kmp_match_str("omp_const_mem_alloc", scan, &next)) { 3801 SKIP_WS(next); 3802 if (is_memalloc) { 3803 KMP_WARNING(OmpNoAllocator, "omp_const_mem_alloc"); 3804 } else { 3805 traits[count].key = omp_atk_fb_data; 3806 traits[count].value = RCAST(omp_uintptr_t, omp_const_mem_alloc); 3807 } 3808 } else if (__kmp_match_str("omp_low_lat_mem_alloc", scan, &next)) { 3809 SKIP_WS(next); 3810 if (is_memalloc) { 3811 KMP_WARNING(OmpNoAllocator, "omp_low_lat_mem_alloc"); 3812 } else { 3813 traits[count].key = omp_atk_fb_data; 3814 traits[count].value = RCAST(omp_uintptr_t, omp_low_lat_mem_alloc); 3815 } 3816 } else if (__kmp_match_str("omp_cgroup_mem_alloc", scan, &next)) { 3817 SKIP_WS(next); 3818 if (is_memalloc) { 3819 KMP_WARNING(OmpNoAllocator, "omp_cgroup_mem_alloc"); 3820 } else { 3821 traits[count].key = omp_atk_fb_data; 3822 traits[count].value = RCAST(omp_uintptr_t, omp_cgroup_mem_alloc); 3823 } 3824 } else if (__kmp_match_str("omp_pteam_mem_alloc", scan, &next)) { 3825 SKIP_WS(next); 3826 if (is_memalloc) { 3827 KMP_WARNING(OmpNoAllocator, "omp_pteam_mem_alloc"); 3828 } else { 3829 traits[count].key = omp_atk_fb_data; 3830 traits[count].value = RCAST(omp_uintptr_t, omp_pteam_mem_alloc); 3831 } 3832 } else if (__kmp_match_str("omp_thread_mem_alloc", scan, &next)) { 3833 SKIP_WS(next); 3834 if (is_memalloc) { 3835 KMP_WARNING(OmpNoAllocator, "omp_thread_mem_alloc"); 3836 } else { 3837 traits[count].key = omp_atk_fb_data; 3838 traits[count].value = RCAST(omp_uintptr_t, omp_thread_mem_alloc); 3839 } 3840 } else { 3841 if (!is_memalloc) { 3842 SET_KEY(); 3843 SKIP_PAIR(key); 3844 continue; 3845 } 3846 } 3847 if (is_memalloc) { 3848 __kmp_def_allocator = omp_default_mem_alloc; 3849 if (next == buf || *next != '\0') { 3850 // either no match or extra symbols present after the matched token 3851 KMP_WARNING(StgInvalidValue, name, value); 3852 } 3853 return; 3854 } else { 3855 ++count; 3856 if (count == ntraits) 3857 break; 3858 GET_NEXT(','); 3859 } 3860 } else { // memspace 3861 if (!is_memspace) { 3862 if (__kmp_match_str("omp_default_mem_space", scan, &next)) { 3863 SKIP_WS(next); 3864 ms = omp_default_mem_space; 3865 } else if (__kmp_match_str("omp_large_cap_mem_space", scan, &next)) { 3866 SKIP_WS(next); 3867 ms = omp_large_cap_mem_space; 3868 } else if (__kmp_match_str("omp_const_mem_space", scan, &next)) { 3869 SKIP_WS(next); 3870 ms = omp_const_mem_space; 3871 } else if (__kmp_match_str("omp_high_bw_mem_space", scan, &next)) { 3872 SKIP_WS(next); 3873 ms = omp_high_bw_mem_space; 3874 } else if (__kmp_match_str("omp_low_lat_mem_space", scan, &next)) { 3875 SKIP_WS(next); 3876 ms = omp_low_lat_mem_space; 3877 } else { 3878 __kmp_def_allocator = omp_default_mem_alloc; 3879 if (next == buf || *next != '\0') { 3880 // either no match or extra symbols present after the matched token 3881 KMP_WARNING(StgInvalidValue, name, value); 3882 } 3883 return; 3884 } 3885 is_memspace = true; 3886 } 3887 if (delim) { // traits 3888 GET_NEXT(':'); 3889 start = scan; 3890 if (__kmp_match_str("sync_hint", scan, &next)) { 3891 GET_NEXT('='); 3892 traits[count].key = omp_atk_sync_hint; 3893 if (__kmp_match_str("contended", scan, &next)) { 3894 traits[count].value = omp_atv_contended; 3895 } else if (__kmp_match_str("uncontended", scan, &next)) { 3896 traits[count].value = omp_atv_uncontended; 3897 } else if (__kmp_match_str("serialized", scan, &next)) { 3898 traits[count].value = omp_atv_serialized; 3899 } else if (__kmp_match_str("private", scan, &next)) { 3900 traits[count].value = omp_atv_private; 3901 } else { 3902 SET_KEY(); 3903 SKIP_PAIR(key); 3904 continue; 3905 } 3906 } else if (__kmp_match_str("alignment", scan, &next)) { 3907 GET_NEXT('='); 3908 if (!isdigit(*next)) { 3909 SET_KEY(); 3910 SKIP_PAIR(key); 3911 continue; 3912 } 3913 SKIP_DIGITS(next); 3914 int n = __kmp_str_to_int(scan, ','); 3915 if (n < 0 || !IS_POWER_OF_TWO(n)) { 3916 SET_KEY(); 3917 SKIP_PAIR(key); 3918 continue; 3919 } 3920 traits[count].key = omp_atk_alignment; 3921 traits[count].value = n; 3922 } else if (__kmp_match_str("access", scan, &next)) { 3923 GET_NEXT('='); 3924 traits[count].key = omp_atk_access; 3925 if (__kmp_match_str("all", scan, &next)) { 3926 traits[count].value = omp_atv_all; 3927 } else if (__kmp_match_str("cgroup", scan, &next)) { 3928 traits[count].value = omp_atv_cgroup; 3929 } else if (__kmp_match_str("pteam", scan, &next)) { 3930 traits[count].value = omp_atv_pteam; 3931 } else if (__kmp_match_str("thread", scan, &next)) { 3932 traits[count].value = omp_atv_thread; 3933 } else { 3934 SET_KEY(); 3935 SKIP_PAIR(key); 3936 continue; 3937 } 3938 } else if (__kmp_match_str("pool_size", scan, &next)) { 3939 GET_NEXT('='); 3940 if (!isdigit(*next)) { 3941 SET_KEY(); 3942 SKIP_PAIR(key); 3943 continue; 3944 } 3945 SKIP_DIGITS(next); 3946 int n = __kmp_str_to_int(scan, ','); 3947 if (n < 0) { 3948 SET_KEY(); 3949 SKIP_PAIR(key); 3950 continue; 3951 } 3952 traits[count].key = omp_atk_pool_size; 3953 traits[count].value = n; 3954 } else if (__kmp_match_str("fallback", scan, &next)) { 3955 GET_NEXT('='); 3956 traits[count].key = omp_atk_fallback; 3957 if (__kmp_match_str("default_mem_fb", scan, &next)) { 3958 traits[count].value = omp_atv_default_mem_fb; 3959 } else if (__kmp_match_str("null_fb", scan, &next)) { 3960 traits[count].value = omp_atv_null_fb; 3961 } else if (__kmp_match_str("abort_fb", scan, &next)) { 3962 traits[count].value = omp_atv_abort_fb; 3963 } else if (__kmp_match_str("allocator_fb", scan, &next)) { 3964 traits[count].value = omp_atv_allocator_fb; 3965 } else { 3966 SET_KEY(); 3967 SKIP_PAIR(key); 3968 continue; 3969 } 3970 } else if (__kmp_match_str("pinned", scan, &next)) { 3971 GET_NEXT('='); 3972 traits[count].key = omp_atk_pinned; 3973 if (__kmp_str_match_true(next)) { 3974 traits[count].value = omp_atv_true; 3975 } else if (__kmp_str_match_false(next)) { 3976 traits[count].value = omp_atv_false; 3977 } else { 3978 SET_KEY(); 3979 SKIP_PAIR(key); 3980 continue; 3981 } 3982 } else if (__kmp_match_str("partition", scan, &next)) { 3983 GET_NEXT('='); 3984 traits[count].key = omp_atk_partition; 3985 if (__kmp_match_str("environment", scan, &next)) { 3986 traits[count].value = omp_atv_environment; 3987 } else if (__kmp_match_str("nearest", scan, &next)) { 3988 traits[count].value = omp_atv_nearest; 3989 } else if (__kmp_match_str("blocked", scan, &next)) { 3990 traits[count].value = omp_atv_blocked; 3991 } else if (__kmp_match_str("interleaved", scan, &next)) { 3992 traits[count].value = omp_atv_interleaved; 3993 } else { 3994 SET_KEY(); 3995 SKIP_PAIR(key); 3996 continue; 3997 } 3998 } else { 3999 SET_KEY(); 4000 SKIP_PAIR(key); 4001 continue; 4002 } 4003 SKIP_WS(next); 4004 ++count; 4005 if (count == ntraits) 4006 break; 4007 GET_NEXT(','); 4008 } // traits 4009 } // memspace 4010 } // while 4011 al = __kmpc_init_allocator(__kmp_get_gtid(), ms, ntraits, traits); 4012 __kmp_def_allocator = (al == omp_null_allocator) ? omp_default_mem_alloc : al; 4013} 4014 4015static void __kmp_stg_print_allocator(kmp_str_buf_t *buffer, char const *name, 4016 void *data) { 4017 if (__kmp_def_allocator == omp_default_mem_alloc) { 4018 __kmp_stg_print_str(buffer, name, "omp_default_mem_alloc"); 4019 } else if (__kmp_def_allocator == omp_high_bw_mem_alloc) { 4020 __kmp_stg_print_str(buffer, name, "omp_high_bw_mem_alloc"); 4021 } else if (__kmp_def_allocator == omp_large_cap_mem_alloc) { 4022 __kmp_stg_print_str(buffer, name, "omp_large_cap_mem_alloc"); 4023 } else if (__kmp_def_allocator == omp_const_mem_alloc) { 4024 __kmp_stg_print_str(buffer, name, "omp_const_mem_alloc"); 4025 } else if (__kmp_def_allocator == omp_low_lat_mem_alloc) { 4026 __kmp_stg_print_str(buffer, name, "omp_low_lat_mem_alloc"); 4027 } else if (__kmp_def_allocator == omp_cgroup_mem_alloc) { 4028 __kmp_stg_print_str(buffer, name, "omp_cgroup_mem_alloc"); 4029 } else if (__kmp_def_allocator == omp_pteam_mem_alloc) { 4030 __kmp_stg_print_str(buffer, name, "omp_pteam_mem_alloc"); 4031 } else if (__kmp_def_allocator == omp_thread_mem_alloc) { 4032 __kmp_stg_print_str(buffer, name, "omp_thread_mem_alloc"); 4033 } 4034} 4035 4036// ----------------------------------------------------------------------------- 4037// OMP_DYNAMIC 4038 4039static void __kmp_stg_parse_omp_dynamic(char const *name, char const *value, 4040 void *data) { 4041 __kmp_stg_parse_bool(name, value, &(__kmp_global.g.g_dynamic)); 4042} // __kmp_stg_parse_omp_dynamic 4043 4044static void __kmp_stg_print_omp_dynamic(kmp_str_buf_t *buffer, char const *name, 4045 void *data) { 4046 __kmp_stg_print_bool(buffer, name, __kmp_global.g.g_dynamic); 4047} // __kmp_stg_print_omp_dynamic 4048 4049static void __kmp_stg_parse_kmp_dynamic_mode(char const *name, 4050 char const *value, void *data) { 4051 if (TCR_4(__kmp_init_parallel)) { 4052 KMP_WARNING(EnvParallelWarn, name); 4053 __kmp_env_toPrint(name, 0); 4054 return; 4055 } 4056#ifdef USE_LOAD_BALANCE 4057 else if (__kmp_str_match("load balance", 2, value) || 4058 __kmp_str_match("load_balance", 2, value) || 4059 __kmp_str_match("load-balance", 2, value) || 4060 __kmp_str_match("loadbalance", 2, value) || 4061 __kmp_str_match("balance", 1, value)) { 4062 __kmp_global.g.g_dynamic_mode = dynamic_load_balance; 4063 } 4064#endif /* USE_LOAD_BALANCE */ 4065 else if (__kmp_str_match("thread limit", 1, value) || 4066 __kmp_str_match("thread_limit", 1, value) || 4067 __kmp_str_match("thread-limit", 1, value) || 4068 __kmp_str_match("threadlimit", 1, value) || 4069 __kmp_str_match("limit", 2, value)) { 4070 __kmp_global.g.g_dynamic_mode = dynamic_thread_limit; 4071 } else if (__kmp_str_match("random", 1, value)) { 4072 __kmp_global.g.g_dynamic_mode = dynamic_random; 4073 } else { 4074 KMP_WARNING(StgInvalidValue, name, value); 4075 } 4076} //__kmp_stg_parse_kmp_dynamic_mode 4077 4078static void __kmp_stg_print_kmp_dynamic_mode(kmp_str_buf_t *buffer, 4079 char const *name, void *data) { 4080#if KMP_DEBUG 4081 if (__kmp_global.g.g_dynamic_mode == dynamic_default) { 4082 __kmp_str_buf_print(buffer, " %s: %s \n", name, KMP_I18N_STR(NotDefined)); 4083 } 4084#ifdef USE_LOAD_BALANCE 4085 else if (__kmp_global.g.g_dynamic_mode == dynamic_load_balance) { 4086 __kmp_stg_print_str(buffer, name, "load balance"); 4087 } 4088#endif /* USE_LOAD_BALANCE */ 4089 else if (__kmp_global.g.g_dynamic_mode == dynamic_thread_limit) { 4090 __kmp_stg_print_str(buffer, name, "thread limit"); 4091 } else if (__kmp_global.g.g_dynamic_mode == dynamic_random) { 4092 __kmp_stg_print_str(buffer, name, "random"); 4093 } else { 4094 KMP_ASSERT(0); 4095 } 4096#endif /* KMP_DEBUG */ 4097} // __kmp_stg_print_kmp_dynamic_mode 4098 4099#ifdef USE_LOAD_BALANCE 4100 4101// ----------------------------------------------------------------------------- 4102// KMP_LOAD_BALANCE_INTERVAL 4103 4104static void __kmp_stg_parse_ld_balance_interval(char const *name, 4105 char const *value, void *data) { 4106 double interval = __kmp_convert_to_double(value); 4107 if (interval >= 0) { 4108 __kmp_load_balance_interval = interval; 4109 } else { 4110 KMP_WARNING(StgInvalidValue, name, value); 4111 } 4112} // __kmp_stg_parse_load_balance_interval 4113 4114static void __kmp_stg_print_ld_balance_interval(kmp_str_buf_t *buffer, 4115 char const *name, void *data) { 4116#if KMP_DEBUG 4117 __kmp_str_buf_print(buffer, " %s=%8.6f\n", name, 4118 __kmp_load_balance_interval); 4119#endif /* KMP_DEBUG */ 4120} // __kmp_stg_print_load_balance_interval 4121 4122#endif /* USE_LOAD_BALANCE */ 4123 4124// ----------------------------------------------------------------------------- 4125// KMP_INIT_AT_FORK 4126 4127static void __kmp_stg_parse_init_at_fork(char const *name, char const *value, 4128 void *data) { 4129 __kmp_stg_parse_bool(name, value, &__kmp_need_register_atfork); 4130 if (__kmp_need_register_atfork) { 4131 __kmp_need_register_atfork_specified = TRUE; 4132 } 4133} // __kmp_stg_parse_init_at_fork 4134 4135static void __kmp_stg_print_init_at_fork(kmp_str_buf_t *buffer, 4136 char const *name, void *data) { 4137 __kmp_stg_print_bool(buffer, name, __kmp_need_register_atfork_specified); 4138} // __kmp_stg_print_init_at_fork 4139 4140// ----------------------------------------------------------------------------- 4141// KMP_SCHEDULE 4142 4143static void __kmp_stg_parse_schedule(char const *name, char const *value, 4144 void *data) { 4145 4146 if (value != NULL) { 4147 size_t length = KMP_STRLEN(value); 4148 if (length > INT_MAX) { 4149 KMP_WARNING(LongValue, name); 4150 } else { 4151 const char *semicolon; 4152 if (value[length - 1] == '"' || value[length - 1] == '\'') 4153 KMP_WARNING(UnbalancedQuotes, name); 4154 do { 4155 char sentinel; 4156 4157 semicolon = strchr(value, ';'); 4158 if (*value && semicolon != value) { 4159 const char *comma = strchr(value, ','); 4160 4161 if (comma) { 4162 ++comma; 4163 sentinel = ','; 4164 } else 4165 sentinel = ';'; 4166 if (!__kmp_strcasecmp_with_sentinel("static", value, sentinel)) { 4167 if (!__kmp_strcasecmp_with_sentinel("greedy", comma, ';')) { 4168 __kmp_static = kmp_sch_static_greedy; 4169 continue; 4170 } else if (!__kmp_strcasecmp_with_sentinel("balanced", comma, 4171 ';')) { 4172 __kmp_static = kmp_sch_static_balanced; 4173 continue; 4174 } 4175 } else if (!__kmp_strcasecmp_with_sentinel("guided", value, 4176 sentinel)) { 4177 if (!__kmp_strcasecmp_with_sentinel("iterative", comma, ';')) { 4178 __kmp_guided = kmp_sch_guided_iterative_chunked; 4179 continue; 4180 } else if (!__kmp_strcasecmp_with_sentinel("analytical", comma, 4181 ';')) { 4182 /* analytical not allowed for too many threads */ 4183 __kmp_guided = kmp_sch_guided_analytical_chunked; 4184 continue; 4185 } 4186 } 4187 KMP_WARNING(InvalidClause, name, value); 4188 } else 4189 KMP_WARNING(EmptyClause, name); 4190 } while ((value = semicolon ? semicolon + 1 : NULL)); 4191 } 4192 } 4193 4194} // __kmp_stg_parse__schedule 4195 4196static void __kmp_stg_print_schedule(kmp_str_buf_t *buffer, char const *name, 4197 void *data) { 4198 if (__kmp_env_format) { 4199 KMP_STR_BUF_PRINT_NAME_EX(name); 4200 } else { 4201 __kmp_str_buf_print(buffer, " %s='", name); 4202 } 4203 if (__kmp_static == kmp_sch_static_greedy) { 4204 __kmp_str_buf_print(buffer, "%s", "static,greedy"); 4205 } else if (__kmp_static == kmp_sch_static_balanced) { 4206 __kmp_str_buf_print(buffer, "%s", "static,balanced"); 4207 } 4208 if (__kmp_guided == kmp_sch_guided_iterative_chunked) { 4209 __kmp_str_buf_print(buffer, ";%s'\n", "guided,iterative"); 4210 } else if (__kmp_guided == kmp_sch_guided_analytical_chunked) { 4211 __kmp_str_buf_print(buffer, ";%s'\n", "guided,analytical"); 4212 } 4213} // __kmp_stg_print_schedule 4214 4215// ----------------------------------------------------------------------------- 4216// OMP_SCHEDULE 4217 4218static inline void __kmp_omp_schedule_restore() { 4219#if KMP_USE_HIER_SCHED 4220 __kmp_hier_scheds.deallocate(); 4221#endif 4222 __kmp_chunk = 0; 4223 __kmp_sched = kmp_sch_default; 4224} 4225 4226// if parse_hier = true: 4227// Parse [HW,][modifier:]kind[,chunk] 4228// else: 4229// Parse [modifier:]kind[,chunk] 4230static const char *__kmp_parse_single_omp_schedule(const char *name, 4231 const char *value, 4232 bool parse_hier = false) { 4233 /* get the specified scheduling style */ 4234 const char *ptr = value; 4235 const char *delim; 4236 int chunk = 0; 4237 enum sched_type sched = kmp_sch_default; 4238 if (*ptr == '\0') 4239 return NULL; 4240 delim = ptr; 4241 while (*delim != ',' && *delim != ':' && *delim != '\0') 4242 delim++; 4243#if KMP_USE_HIER_SCHED 4244 kmp_hier_layer_e layer = kmp_hier_layer_e::LAYER_THREAD; 4245 if (parse_hier) { 4246 if (*delim == ',') { 4247 if (!__kmp_strcasecmp_with_sentinel("L1", ptr, ',')) { 4248 layer = kmp_hier_layer_e::LAYER_L1; 4249 } else if (!__kmp_strcasecmp_with_sentinel("L2", ptr, ',')) { 4250 layer = kmp_hier_layer_e::LAYER_L2; 4251 } else if (!__kmp_strcasecmp_with_sentinel("L3", ptr, ',')) { 4252 layer = kmp_hier_layer_e::LAYER_L3; 4253 } else if (!__kmp_strcasecmp_with_sentinel("NUMA", ptr, ',')) { 4254 layer = kmp_hier_layer_e::LAYER_NUMA; 4255 } 4256 } 4257 if (layer != kmp_hier_layer_e::LAYER_THREAD && *delim != ',') { 4258 // If there is no comma after the layer, then this schedule is invalid 4259 KMP_WARNING(StgInvalidValue, name, value); 4260 __kmp_omp_schedule_restore(); 4261 return NULL; 4262 } else if (layer != kmp_hier_layer_e::LAYER_THREAD) { 4263 ptr = ++delim; 4264 while (*delim != ',' && *delim != ':' && *delim != '\0') 4265 delim++; 4266 } 4267 } 4268#endif // KMP_USE_HIER_SCHED 4269 // Read in schedule modifier if specified 4270 enum sched_type sched_modifier = (enum sched_type)0; 4271 if (*delim == ':') { 4272 if (!__kmp_strcasecmp_with_sentinel("monotonic", ptr, *delim)) { 4273 sched_modifier = sched_type::kmp_sch_modifier_monotonic; 4274 ptr = ++delim; 4275 while (*delim != ',' && *delim != ':' && *delim != '\0') 4276 delim++; 4277 } else if (!__kmp_strcasecmp_with_sentinel("nonmonotonic", ptr, *delim)) { 4278 sched_modifier = sched_type::kmp_sch_modifier_nonmonotonic; 4279 ptr = ++delim; 4280 while (*delim != ',' && *delim != ':' && *delim != '\0') 4281 delim++; 4282 } else if (!parse_hier) { 4283 // If there is no proper schedule modifier, then this schedule is invalid 4284 KMP_WARNING(StgInvalidValue, name, value); 4285 __kmp_omp_schedule_restore(); 4286 return NULL; 4287 } 4288 } 4289 // Read in schedule kind (required) 4290 if (!__kmp_strcasecmp_with_sentinel("dynamic", ptr, *delim)) 4291 sched = kmp_sch_dynamic_chunked; 4292 else if (!__kmp_strcasecmp_with_sentinel("guided", ptr, *delim)) 4293 sched = kmp_sch_guided_chunked; 4294 // AC: TODO: probably remove TRAPEZOIDAL (OMP 3.0 does not allow it) 4295 else if (!__kmp_strcasecmp_with_sentinel("auto", ptr, *delim)) 4296 sched = kmp_sch_auto; 4297 else if (!__kmp_strcasecmp_with_sentinel("trapezoidal", ptr, *delim)) 4298 sched = kmp_sch_trapezoidal; 4299 else if (!__kmp_strcasecmp_with_sentinel("static", ptr, *delim)) 4300 sched = kmp_sch_static; 4301#if KMP_STATIC_STEAL_ENABLED 4302 else if (!__kmp_strcasecmp_with_sentinel("static_steal", ptr, *delim)) { 4303 // replace static_steal with dynamic to better cope with ordered loops 4304 sched = kmp_sch_dynamic_chunked; 4305 sched_modifier = sched_type::kmp_sch_modifier_nonmonotonic; 4306 } 4307#endif 4308 else { 4309 // If there is no proper schedule kind, then this schedule is invalid 4310 KMP_WARNING(StgInvalidValue, name, value); 4311 __kmp_omp_schedule_restore(); 4312 return NULL; 4313 } 4314 4315 // Read in schedule chunk size if specified 4316 if (*delim == ',') { 4317 ptr = delim + 1; 4318 SKIP_WS(ptr); 4319 if (!isdigit(*ptr)) { 4320 // If there is no chunk after comma, then this schedule is invalid 4321 KMP_WARNING(StgInvalidValue, name, value); 4322 __kmp_omp_schedule_restore(); 4323 return NULL; 4324 } 4325 SKIP_DIGITS(ptr); 4326 // auto schedule should not specify chunk size 4327 if (sched == kmp_sch_auto) { 4328 __kmp_msg(kmp_ms_warning, KMP_MSG(IgnoreChunk, name, delim), 4329 __kmp_msg_null); 4330 } else { 4331 if (sched == kmp_sch_static) 4332 sched = kmp_sch_static_chunked; 4333 chunk = __kmp_str_to_int(delim + 1, *ptr); 4334 if (chunk < 1) { 4335 chunk = KMP_DEFAULT_CHUNK; 4336 __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidChunk, name, delim), 4337 __kmp_msg_null); 4338 KMP_INFORM(Using_int_Value, name, __kmp_chunk); 4339 // AC: next block commented out until KMP_DEFAULT_CHUNK != KMP_MIN_CHUNK 4340 // (to improve code coverage :) 4341 // The default chunk size is 1 according to standard, thus making 4342 // KMP_MIN_CHUNK not 1 we would introduce mess: 4343 // wrong chunk becomes 1, but it will be impossible to explicitly set 4344 // to 1 because it becomes KMP_MIN_CHUNK... 4345 // } else if ( chunk < KMP_MIN_CHUNK ) { 4346 // chunk = KMP_MIN_CHUNK; 4347 } else if (chunk > KMP_MAX_CHUNK) { 4348 chunk = KMP_MAX_CHUNK; 4349 __kmp_msg(kmp_ms_warning, KMP_MSG(LargeChunk, name, delim), 4350 __kmp_msg_null); 4351 KMP_INFORM(Using_int_Value, name, chunk); 4352 } 4353 } 4354 } else { 4355 ptr = delim; 4356 } 4357 4358 SCHEDULE_SET_MODIFIERS(sched, sched_modifier); 4359 4360#if KMP_USE_HIER_SCHED 4361 if (layer != kmp_hier_layer_e::LAYER_THREAD) { 4362 __kmp_hier_scheds.append(sched, chunk, layer); 4363 } else 4364#endif 4365 { 4366 __kmp_chunk = chunk; 4367 __kmp_sched = sched; 4368 } 4369 return ptr; 4370} 4371 4372static void __kmp_stg_parse_omp_schedule(char const *name, char const *value, 4373 void *data) { 4374 size_t length; 4375 const char *ptr = value; 4376 SKIP_WS(ptr); 4377 if (value) { 4378 length = KMP_STRLEN(value); 4379 if (length) { 4380 if (value[length - 1] == '"' || value[length - 1] == '\'') 4381 KMP_WARNING(UnbalancedQuotes, name); 4382/* get the specified scheduling style */ 4383#if KMP_USE_HIER_SCHED 4384 if (!__kmp_strcasecmp_with_sentinel("EXPERIMENTAL", ptr, ' ')) { 4385 SKIP_TOKEN(ptr); 4386 SKIP_WS(ptr); 4387 while ((ptr = __kmp_parse_single_omp_schedule(name, ptr, true))) { 4388 while (*ptr == ' ' || *ptr == '\t' || *ptr == ':') 4389 ptr++; 4390 if (*ptr == '\0') 4391 break; 4392 } 4393 } else 4394#endif 4395 __kmp_parse_single_omp_schedule(name, ptr); 4396 } else 4397 KMP_WARNING(EmptyString, name); 4398 } 4399#if KMP_USE_HIER_SCHED 4400 __kmp_hier_scheds.sort(); 4401#endif 4402 K_DIAG(1, ("__kmp_static == %d\n", __kmp_static)) 4403 K_DIAG(1, ("__kmp_guided == %d\n", __kmp_guided)) 4404 K_DIAG(1, ("__kmp_sched == %d\n", __kmp_sched)) 4405 K_DIAG(1, ("__kmp_chunk == %d\n", __kmp_chunk)) 4406} // __kmp_stg_parse_omp_schedule 4407 4408static void __kmp_stg_print_omp_schedule(kmp_str_buf_t *buffer, 4409 char const *name, void *data) { 4410 if (__kmp_env_format) { 4411 KMP_STR_BUF_PRINT_NAME_EX(name); 4412 } else { 4413 __kmp_str_buf_print(buffer, " %s='", name); 4414 } 4415 enum sched_type sched = SCHEDULE_WITHOUT_MODIFIERS(__kmp_sched); 4416 if (SCHEDULE_HAS_MONOTONIC(__kmp_sched)) { 4417 __kmp_str_buf_print(buffer, "monotonic:"); 4418 } else if (SCHEDULE_HAS_NONMONOTONIC(__kmp_sched)) { 4419 __kmp_str_buf_print(buffer, "nonmonotonic:"); 4420 } 4421 if (__kmp_chunk) { 4422 switch (sched) { 4423 case kmp_sch_dynamic_chunked: 4424 __kmp_str_buf_print(buffer, "%s,%d'\n", "dynamic", __kmp_chunk); 4425 break; 4426 case kmp_sch_guided_iterative_chunked: 4427 case kmp_sch_guided_analytical_chunked: 4428 __kmp_str_buf_print(buffer, "%s,%d'\n", "guided", __kmp_chunk); 4429 break; 4430 case kmp_sch_trapezoidal: 4431 __kmp_str_buf_print(buffer, "%s,%d'\n", "trapezoidal", __kmp_chunk); 4432 break; 4433 case kmp_sch_static: 4434 case kmp_sch_static_chunked: 4435 case kmp_sch_static_balanced: 4436 case kmp_sch_static_greedy: 4437 __kmp_str_buf_print(buffer, "%s,%d'\n", "static", __kmp_chunk); 4438 break; 4439 case kmp_sch_static_steal: 4440 __kmp_str_buf_print(buffer, "%s,%d'\n", "static_steal", __kmp_chunk); 4441 break; 4442 case kmp_sch_auto: 4443 __kmp_str_buf_print(buffer, "%s,%d'\n", "auto", __kmp_chunk); 4444 break; 4445 default: 4446 KMP_ASSERT2(false, "Unhandled sched_type enumeration"); 4447 KMP_BUILTIN_UNREACHABLE; 4448 break; 4449 } 4450 } else { 4451 switch (sched) { 4452 case kmp_sch_dynamic_chunked: 4453 __kmp_str_buf_print(buffer, "%s'\n", "dynamic"); 4454 break; 4455 case kmp_sch_guided_iterative_chunked: 4456 case kmp_sch_guided_analytical_chunked: 4457 __kmp_str_buf_print(buffer, "%s'\n", "guided"); 4458 break; 4459 case kmp_sch_trapezoidal: 4460 __kmp_str_buf_print(buffer, "%s'\n", "trapezoidal"); 4461 break; 4462 case kmp_sch_static: 4463 case kmp_sch_static_chunked: 4464 case kmp_sch_static_balanced: 4465 case kmp_sch_static_greedy: 4466 __kmp_str_buf_print(buffer, "%s'\n", "static"); 4467 break; 4468 case kmp_sch_static_steal: 4469 __kmp_str_buf_print(buffer, "%s'\n", "static_steal"); 4470 break; 4471 case kmp_sch_auto: 4472 __kmp_str_buf_print(buffer, "%s'\n", "auto"); 4473 break; 4474 default: 4475 KMP_ASSERT2(false, "Unhandled sched_type enumeration"); 4476 KMP_BUILTIN_UNREACHABLE; 4477 break; 4478 } 4479 } 4480} // __kmp_stg_print_omp_schedule 4481 4482#if KMP_USE_HIER_SCHED 4483// ----------------------------------------------------------------------------- 4484// KMP_DISP_HAND_THREAD 4485static void __kmp_stg_parse_kmp_hand_thread(char const *name, char const *value, 4486 void *data) { 4487 __kmp_stg_parse_bool(name, value, &(__kmp_dispatch_hand_threading)); 4488} // __kmp_stg_parse_kmp_hand_thread 4489 4490static void __kmp_stg_print_kmp_hand_thread(kmp_str_buf_t *buffer, 4491 char const *name, void *data) { 4492 __kmp_stg_print_bool(buffer, name, __kmp_dispatch_hand_threading); 4493} // __kmp_stg_print_kmp_hand_thread 4494#endif 4495 4496// ----------------------------------------------------------------------------- 4497// KMP_FORCE_MONOTONIC_DYNAMIC_SCHEDULE 4498static void __kmp_stg_parse_kmp_force_monotonic(char const *name, 4499 char const *value, void *data) { 4500 __kmp_stg_parse_bool(name, value, &(__kmp_force_monotonic)); 4501} // __kmp_stg_parse_kmp_force_monotonic 4502 4503static void __kmp_stg_print_kmp_force_monotonic(kmp_str_buf_t *buffer, 4504 char const *name, void *data) { 4505 __kmp_stg_print_bool(buffer, name, __kmp_force_monotonic); 4506} // __kmp_stg_print_kmp_force_monotonic 4507 4508// ----------------------------------------------------------------------------- 4509// KMP_ATOMIC_MODE 4510 4511static void __kmp_stg_parse_atomic_mode(char const *name, char const *value, 4512 void *data) { 4513 // Modes: 0 -- do not change default; 1 -- Intel perf mode, 2 -- GOMP 4514 // compatibility mode. 4515 int mode = 0; 4516 int max = 1; 4517#ifdef KMP_GOMP_COMPAT 4518 max = 2; 4519#endif /* KMP_GOMP_COMPAT */ 4520 __kmp_stg_parse_int(name, value, 0, max, &mode); 4521 // TODO; parse_int is not very suitable for this case. In case of overflow it 4522 // is better to use 4523 // 0 rather that max value. 4524 if (mode > 0) { 4525 __kmp_atomic_mode = mode; 4526 } 4527} // __kmp_stg_parse_atomic_mode 4528 4529static void __kmp_stg_print_atomic_mode(kmp_str_buf_t *buffer, char const *name, 4530 void *data) { 4531 __kmp_stg_print_int(buffer, name, __kmp_atomic_mode); 4532} // __kmp_stg_print_atomic_mode 4533 4534// ----------------------------------------------------------------------------- 4535// KMP_CONSISTENCY_CHECK 4536 4537static void __kmp_stg_parse_consistency_check(char const *name, 4538 char const *value, void *data) { 4539 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) { 4540 // Note, this will not work from kmp_set_defaults because th_cons stack was 4541 // not allocated 4542 // for existed thread(s) thus the first __kmp_push_<construct> will break 4543 // with assertion. 4544 // TODO: allocate th_cons if called from kmp_set_defaults. 4545 __kmp_env_consistency_check = TRUE; 4546 } else if (!__kmp_strcasecmp_with_sentinel("none", value, 0)) { 4547 __kmp_env_consistency_check = FALSE; 4548 } else { 4549 KMP_WARNING(StgInvalidValue, name, value); 4550 } 4551} // __kmp_stg_parse_consistency_check 4552 4553static void __kmp_stg_print_consistency_check(kmp_str_buf_t *buffer, 4554 char const *name, void *data) { 4555#if KMP_DEBUG 4556 const char *value = NULL; 4557 4558 if (__kmp_env_consistency_check) { 4559 value = "all"; 4560 } else { 4561 value = "none"; 4562 } 4563 4564 if (value != NULL) { 4565 __kmp_stg_print_str(buffer, name, value); 4566 } 4567#endif /* KMP_DEBUG */ 4568} // __kmp_stg_print_consistency_check 4569 4570#if USE_ITT_BUILD 4571// ----------------------------------------------------------------------------- 4572// KMP_ITT_PREPARE_DELAY 4573 4574#if USE_ITT_NOTIFY 4575 4576static void __kmp_stg_parse_itt_prepare_delay(char const *name, 4577 char const *value, void *data) { 4578 // Experimental code: KMP_ITT_PREPARE_DELAY specifies numbert of loop 4579 // iterations. 4580 int delay = 0; 4581 __kmp_stg_parse_int(name, value, 0, INT_MAX, &delay); 4582 __kmp_itt_prepare_delay = delay; 4583} // __kmp_str_parse_itt_prepare_delay 4584 4585static void __kmp_stg_print_itt_prepare_delay(kmp_str_buf_t *buffer, 4586 char const *name, void *data) { 4587 __kmp_stg_print_uint64(buffer, name, __kmp_itt_prepare_delay); 4588 4589} // __kmp_str_print_itt_prepare_delay 4590 4591#endif // USE_ITT_NOTIFY 4592#endif /* USE_ITT_BUILD */ 4593 4594// ----------------------------------------------------------------------------- 4595// KMP_MALLOC_POOL_INCR 4596 4597static void __kmp_stg_parse_malloc_pool_incr(char const *name, 4598 char const *value, void *data) { 4599 __kmp_stg_parse_size(name, value, KMP_MIN_MALLOC_POOL_INCR, 4600 KMP_MAX_MALLOC_POOL_INCR, NULL, &__kmp_malloc_pool_incr, 4601 1); 4602} // __kmp_stg_parse_malloc_pool_incr 4603 4604static void __kmp_stg_print_malloc_pool_incr(kmp_str_buf_t *buffer, 4605 char const *name, void *data) { 4606 __kmp_stg_print_size(buffer, name, __kmp_malloc_pool_incr); 4607 4608} // _kmp_stg_print_malloc_pool_incr 4609 4610#ifdef KMP_DEBUG 4611 4612// ----------------------------------------------------------------------------- 4613// KMP_PAR_RANGE 4614 4615static void __kmp_stg_parse_par_range_env(char const *name, char const *value, 4616 void *data) { 4617 __kmp_stg_parse_par_range(name, value, &__kmp_par_range, 4618 __kmp_par_range_routine, __kmp_par_range_filename, 4619 &__kmp_par_range_lb, &__kmp_par_range_ub); 4620} // __kmp_stg_parse_par_range_env 4621 4622static void __kmp_stg_print_par_range_env(kmp_str_buf_t *buffer, 4623 char const *name, void *data) { 4624 if (__kmp_par_range != 0) { 4625 __kmp_stg_print_str(buffer, name, par_range_to_print); 4626 } 4627} // __kmp_stg_print_par_range_env 4628 4629#endif 4630 4631// ----------------------------------------------------------------------------- 4632// KMP_GTID_MODE 4633 4634static void __kmp_stg_parse_gtid_mode(char const *name, char const *value, 4635 void *data) { 4636 // Modes: 4637 // 0 -- do not change default 4638 // 1 -- sp search 4639 // 2 -- use "keyed" TLS var, i.e. 4640 // pthread_getspecific(Linux* OS/OS X*) or TlsGetValue(Windows* OS) 4641 // 3 -- __declspec(thread) TLS var in tdata section 4642 int mode = 0; 4643 int max = 2; 4644#ifdef KMP_TDATA_GTID 4645 max = 3; 4646#endif /* KMP_TDATA_GTID */ 4647 __kmp_stg_parse_int(name, value, 0, max, &mode); 4648 // TODO; parse_int is not very suitable for this case. In case of overflow it 4649 // is better to use 0 rather that max value. 4650 if (mode == 0) { 4651 __kmp_adjust_gtid_mode = TRUE; 4652 } else { 4653 __kmp_gtid_mode = mode; 4654 __kmp_adjust_gtid_mode = FALSE; 4655 } 4656} // __kmp_str_parse_gtid_mode 4657 4658static void __kmp_stg_print_gtid_mode(kmp_str_buf_t *buffer, char const *name, 4659 void *data) { 4660 if (__kmp_adjust_gtid_mode) { 4661 __kmp_stg_print_int(buffer, name, 0); 4662 } else { 4663 __kmp_stg_print_int(buffer, name, __kmp_gtid_mode); 4664 } 4665} // __kmp_stg_print_gtid_mode 4666 4667// ----------------------------------------------------------------------------- 4668// KMP_NUM_LOCKS_IN_BLOCK 4669 4670static void __kmp_stg_parse_lock_block(char const *name, char const *value, 4671 void *data) { 4672 __kmp_stg_parse_int(name, value, 0, KMP_INT_MAX, &__kmp_num_locks_in_block); 4673} // __kmp_str_parse_lock_block 4674 4675static void __kmp_stg_print_lock_block(kmp_str_buf_t *buffer, char const *name, 4676 void *data) { 4677 __kmp_stg_print_int(buffer, name, __kmp_num_locks_in_block); 4678} // __kmp_stg_print_lock_block 4679 4680// ----------------------------------------------------------------------------- 4681// KMP_LOCK_KIND 4682 4683#if KMP_USE_DYNAMIC_LOCK 4684#define KMP_STORE_LOCK_SEQ(a) (__kmp_user_lock_seq = lockseq_##a) 4685#else 4686#define KMP_STORE_LOCK_SEQ(a) 4687#endif 4688 4689static void __kmp_stg_parse_lock_kind(char const *name, char const *value, 4690 void *data) { 4691 if (__kmp_init_user_locks) { 4692 KMP_WARNING(EnvLockWarn, name); 4693 return; 4694 } 4695 4696 if (__kmp_str_match("tas", 2, value) || 4697 __kmp_str_match("test and set", 2, value) || 4698 __kmp_str_match("test_and_set", 2, value) || 4699 __kmp_str_match("test-and-set", 2, value) || 4700 __kmp_str_match("test andset", 2, value) || 4701 __kmp_str_match("test_andset", 2, value) || 4702 __kmp_str_match("test-andset", 2, value) || 4703 __kmp_str_match("testand set", 2, value) || 4704 __kmp_str_match("testand_set", 2, value) || 4705 __kmp_str_match("testand-set", 2, value) || 4706 __kmp_str_match("testandset", 2, value)) { 4707 __kmp_user_lock_kind = lk_tas; 4708 KMP_STORE_LOCK_SEQ(tas); 4709 } 4710#if KMP_USE_FUTEX 4711 else if (__kmp_str_match("futex", 1, value)) { 4712 if (__kmp_futex_determine_capable()) { 4713 __kmp_user_lock_kind = lk_futex; 4714 KMP_STORE_LOCK_SEQ(futex); 4715 } else { 4716 KMP_WARNING(FutexNotSupported, name, value); 4717 } 4718 } 4719#endif 4720 else if (__kmp_str_match("ticket", 2, value)) { 4721 __kmp_user_lock_kind = lk_ticket; 4722 KMP_STORE_LOCK_SEQ(ticket); 4723 } else if (__kmp_str_match("queuing", 1, value) || 4724 __kmp_str_match("queue", 1, value)) { 4725 __kmp_user_lock_kind = lk_queuing; 4726 KMP_STORE_LOCK_SEQ(queuing); 4727 } else if (__kmp_str_match("drdpa ticket", 1, value) || 4728 __kmp_str_match("drdpa_ticket", 1, value) || 4729 __kmp_str_match("drdpa-ticket", 1, value) || 4730 __kmp_str_match("drdpaticket", 1, value) || 4731 __kmp_str_match("drdpa", 1, value)) { 4732 __kmp_user_lock_kind = lk_drdpa; 4733 KMP_STORE_LOCK_SEQ(drdpa); 4734 } 4735#if KMP_USE_ADAPTIVE_LOCKS 4736 else if (__kmp_str_match("adaptive", 1, value)) { 4737 if (__kmp_cpuinfo.flags.rtm) { // ??? Is cpuinfo available here? 4738 __kmp_user_lock_kind = lk_adaptive; 4739 KMP_STORE_LOCK_SEQ(adaptive); 4740 } else { 4741 KMP_WARNING(AdaptiveNotSupported, name, value); 4742 __kmp_user_lock_kind = lk_queuing; 4743 KMP_STORE_LOCK_SEQ(queuing); 4744 } 4745 } 4746#endif // KMP_USE_ADAPTIVE_LOCKS 4747#if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX 4748 else if (__kmp_str_match("rtm_queuing", 1, value)) { 4749 if (__kmp_cpuinfo.flags.rtm) { 4750 __kmp_user_lock_kind = lk_rtm_queuing; 4751 KMP_STORE_LOCK_SEQ(rtm_queuing); 4752 } else { 4753 KMP_WARNING(AdaptiveNotSupported, name, value); 4754 __kmp_user_lock_kind = lk_queuing; 4755 KMP_STORE_LOCK_SEQ(queuing); 4756 } 4757 } else if (__kmp_str_match("rtm_spin", 1, value)) { 4758 if (__kmp_cpuinfo.flags.rtm) { 4759 __kmp_user_lock_kind = lk_rtm_spin; 4760 KMP_STORE_LOCK_SEQ(rtm_spin); 4761 } else { 4762 KMP_WARNING(AdaptiveNotSupported, name, value); 4763 __kmp_user_lock_kind = lk_tas; 4764 KMP_STORE_LOCK_SEQ(queuing); 4765 } 4766 } else if (__kmp_str_match("hle", 1, value)) { 4767 __kmp_user_lock_kind = lk_hle; 4768 KMP_STORE_LOCK_SEQ(hle); 4769 } 4770#endif 4771 else { 4772 KMP_WARNING(StgInvalidValue, name, value); 4773 } 4774} 4775 4776static void __kmp_stg_print_lock_kind(kmp_str_buf_t *buffer, char const *name, 4777 void *data) { 4778 const char *value = NULL; 4779 4780 switch (__kmp_user_lock_kind) { 4781 case lk_default: 4782 value = "default"; 4783 break; 4784 4785 case lk_tas: 4786 value = "tas"; 4787 break; 4788 4789#if KMP_USE_FUTEX 4790 case lk_futex: 4791 value = "futex"; 4792 break; 4793#endif 4794 4795#if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX 4796 case lk_rtm_queuing: 4797 value = "rtm_queuing"; 4798 break; 4799 4800 case lk_rtm_spin: 4801 value = "rtm_spin"; 4802 break; 4803 4804 case lk_hle: 4805 value = "hle"; 4806 break; 4807#endif 4808 4809 case lk_ticket: 4810 value = "ticket"; 4811 break; 4812 4813 case lk_queuing: 4814 value = "queuing"; 4815 break; 4816 4817 case lk_drdpa: 4818 value = "drdpa"; 4819 break; 4820#if KMP_USE_ADAPTIVE_LOCKS 4821 case lk_adaptive: 4822 value = "adaptive"; 4823 break; 4824#endif 4825 } 4826 4827 if (value != NULL) { 4828 __kmp_stg_print_str(buffer, name, value); 4829 } 4830} 4831 4832// ----------------------------------------------------------------------------- 4833// KMP_SPIN_BACKOFF_PARAMS 4834 4835// KMP_SPIN_BACKOFF_PARAMS=max_backoff[,min_tick] (max backoff size, min tick 4836// for machine pause) 4837static void __kmp_stg_parse_spin_backoff_params(const char *name, 4838 const char *value, void *data) { 4839 const char *next = value; 4840 4841 int total = 0; // Count elements that were set. It'll be used as an array size 4842 int prev_comma = FALSE; // For correct processing sequential commas 4843 int i; 4844 4845 kmp_uint32 max_backoff = __kmp_spin_backoff_params.max_backoff; 4846 kmp_uint32 min_tick = __kmp_spin_backoff_params.min_tick; 4847 4848 // Run only 3 iterations because it is enough to read two values or find a 4849 // syntax error 4850 for (i = 0; i < 3; i++) { 4851 SKIP_WS(next); 4852 4853 if (*next == '\0') { 4854 break; 4855 } 4856 // Next character is not an integer or not a comma OR number of values > 2 4857 // => end of list 4858 if (((*next < '0' || *next > '9') && *next != ',') || total > 2) { 4859 KMP_WARNING(EnvSyntaxError, name, value); 4860 return; 4861 } 4862 // The next character is ',' 4863 if (*next == ',') { 4864 // ',' is the first character 4865 if (total == 0 || prev_comma) { 4866 total++; 4867 } 4868 prev_comma = TRUE; 4869 next++; // skip ',' 4870 SKIP_WS(next); 4871 } 4872 // Next character is a digit 4873 if (*next >= '0' && *next <= '9') { 4874 int num; 4875 const char *buf = next; 4876 char const *msg = NULL; 4877 prev_comma = FALSE; 4878 SKIP_DIGITS(next); 4879 total++; 4880 4881 const char *tmp = next; 4882 SKIP_WS(tmp); 4883 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) { 4884 KMP_WARNING(EnvSpacesNotAllowed, name, value); 4885 return; 4886 } 4887 4888 num = __kmp_str_to_int(buf, *next); 4889 if (num <= 0) { // The number of retries should be > 0 4890 msg = KMP_I18N_STR(ValueTooSmall); 4891 num = 1; 4892 } else if (num > KMP_INT_MAX) { 4893 msg = KMP_I18N_STR(ValueTooLarge); 4894 num = KMP_INT_MAX; 4895 } 4896 if (msg != NULL) { 4897 // Message is not empty. Print warning. 4898 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 4899 KMP_INFORM(Using_int_Value, name, num); 4900 } 4901 if (total == 1) { 4902 max_backoff = num; 4903 } else if (total == 2) { 4904 min_tick = num; 4905 } 4906 } 4907 } 4908 KMP_DEBUG_ASSERT(total > 0); 4909 if (total <= 0) { 4910 KMP_WARNING(EnvSyntaxError, name, value); 4911 return; 4912 } 4913 __kmp_spin_backoff_params.max_backoff = max_backoff; 4914 __kmp_spin_backoff_params.min_tick = min_tick; 4915} 4916 4917static void __kmp_stg_print_spin_backoff_params(kmp_str_buf_t *buffer, 4918 char const *name, void *data) { 4919 if (__kmp_env_format) { 4920 KMP_STR_BUF_PRINT_NAME_EX(name); 4921 } else { 4922 __kmp_str_buf_print(buffer, " %s='", name); 4923 } 4924 __kmp_str_buf_print(buffer, "%d,%d'\n", __kmp_spin_backoff_params.max_backoff, 4925 __kmp_spin_backoff_params.min_tick); 4926} 4927 4928#if KMP_USE_ADAPTIVE_LOCKS 4929 4930// ----------------------------------------------------------------------------- 4931// KMP_ADAPTIVE_LOCK_PROPS, KMP_SPECULATIVE_STATSFILE 4932 4933// Parse out values for the tunable parameters from a string of the form 4934// KMP_ADAPTIVE_LOCK_PROPS=max_soft_retries[,max_badness] 4935static void __kmp_stg_parse_adaptive_lock_props(const char *name, 4936 const char *value, void *data) { 4937 int max_retries = 0; 4938 int max_badness = 0; 4939 4940 const char *next = value; 4941 4942 int total = 0; // Count elements that were set. It'll be used as an array size 4943 int prev_comma = FALSE; // For correct processing sequential commas 4944 int i; 4945 4946 // Save values in the structure __kmp_speculative_backoff_params 4947 // Run only 3 iterations because it is enough to read two values or find a 4948 // syntax error 4949 for (i = 0; i < 3; i++) { 4950 SKIP_WS(next); 4951 4952 if (*next == '\0') { 4953 break; 4954 } 4955 // Next character is not an integer or not a comma OR number of values > 2 4956 // => end of list 4957 if (((*next < '0' || *next > '9') && *next != ',') || total > 2) { 4958 KMP_WARNING(EnvSyntaxError, name, value); 4959 return; 4960 } 4961 // The next character is ',' 4962 if (*next == ',') { 4963 // ',' is the first character 4964 if (total == 0 || prev_comma) { 4965 total++; 4966 } 4967 prev_comma = TRUE; 4968 next++; // skip ',' 4969 SKIP_WS(next); 4970 } 4971 // Next character is a digit 4972 if (*next >= '0' && *next <= '9') { 4973 int num; 4974 const char *buf = next; 4975 char const *msg = NULL; 4976 prev_comma = FALSE; 4977 SKIP_DIGITS(next); 4978 total++; 4979 4980 const char *tmp = next; 4981 SKIP_WS(tmp); 4982 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) { 4983 KMP_WARNING(EnvSpacesNotAllowed, name, value); 4984 return; 4985 } 4986 4987 num = __kmp_str_to_int(buf, *next); 4988 if (num < 0) { // The number of retries should be >= 0 4989 msg = KMP_I18N_STR(ValueTooSmall); 4990 num = 1; 4991 } else if (num > KMP_INT_MAX) { 4992 msg = KMP_I18N_STR(ValueTooLarge); 4993 num = KMP_INT_MAX; 4994 } 4995 if (msg != NULL) { 4996 // Message is not empty. Print warning. 4997 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 4998 KMP_INFORM(Using_int_Value, name, num); 4999 } 5000 if (total == 1) { 5001 max_retries = num; 5002 } else if (total == 2) { 5003 max_badness = num; 5004 } 5005 } 5006 } 5007 KMP_DEBUG_ASSERT(total > 0); 5008 if (total <= 0) { 5009 KMP_WARNING(EnvSyntaxError, name, value); 5010 return; 5011 } 5012 __kmp_adaptive_backoff_params.max_soft_retries = max_retries; 5013 __kmp_adaptive_backoff_params.max_badness = max_badness; 5014} 5015 5016static void __kmp_stg_print_adaptive_lock_props(kmp_str_buf_t *buffer, 5017 char const *name, void *data) { 5018 if (__kmp_env_format) { 5019 KMP_STR_BUF_PRINT_NAME_EX(name); 5020 } else { 5021 __kmp_str_buf_print(buffer, " %s='", name); 5022 } 5023 __kmp_str_buf_print(buffer, "%d,%d'\n", 5024 __kmp_adaptive_backoff_params.max_soft_retries, 5025 __kmp_adaptive_backoff_params.max_badness); 5026} // __kmp_stg_print_adaptive_lock_props 5027 5028#if KMP_DEBUG_ADAPTIVE_LOCKS 5029 5030static void __kmp_stg_parse_speculative_statsfile(char const *name, 5031 char const *value, 5032 void *data) { 5033 __kmp_stg_parse_file(name, value, "", 5034 CCAST(char **, &__kmp_speculative_statsfile)); 5035} // __kmp_stg_parse_speculative_statsfile 5036 5037static void __kmp_stg_print_speculative_statsfile(kmp_str_buf_t *buffer, 5038 char const *name, 5039 void *data) { 5040 if (__kmp_str_match("-", 0, __kmp_speculative_statsfile)) { 5041 __kmp_stg_print_str(buffer, name, "stdout"); 5042 } else { 5043 __kmp_stg_print_str(buffer, name, __kmp_speculative_statsfile); 5044 } 5045 5046} // __kmp_stg_print_speculative_statsfile 5047 5048#endif // KMP_DEBUG_ADAPTIVE_LOCKS 5049 5050#endif // KMP_USE_ADAPTIVE_LOCKS 5051 5052// ----------------------------------------------------------------------------- 5053// KMP_HW_SUBSET (was KMP_PLACE_THREADS) 5054// 2s16c,2t => 2S16C,2T => 2S16C \0 2T 5055 5056// Return KMP_HW_SUBSET preferred hardware type in case a token is ambiguously 5057// short. The original KMP_HW_SUBSET environment variable had single letters: 5058// s, c, t for sockets, cores, threads repsectively. 5059static kmp_hw_t __kmp_hw_subset_break_tie(const kmp_hw_t *possible, 5060 size_t num_possible) { 5061 for (size_t i = 0; i < num_possible; ++i) { 5062 if (possible[i] == KMP_HW_THREAD) 5063 return KMP_HW_THREAD; 5064 else if (possible[i] == KMP_HW_CORE) 5065 return KMP_HW_CORE; 5066 else if (possible[i] == KMP_HW_SOCKET) 5067 return KMP_HW_SOCKET; 5068 } 5069 return KMP_HW_UNKNOWN; 5070} 5071 5072// Return hardware type from string or HW_UNKNOWN if string cannot be parsed 5073// This algorithm is very forgiving to the user in that, the instant it can 5074// reduce the search space to one, it assumes that is the topology level the 5075// user wanted, even if it is misspelled later in the token. 5076static kmp_hw_t __kmp_stg_parse_hw_subset_name(char const *token) { 5077 size_t index, num_possible, token_length; 5078 kmp_hw_t possible[KMP_HW_LAST]; 5079 const char *end; 5080 5081 // Find the end of the hardware token string 5082 end = token; 5083 token_length = 0; 5084 while (isalnum(*end) || *end == '_') { 5085 token_length++; 5086 end++; 5087 } 5088 5089 // Set the possibilities to all hardware types 5090 num_possible = 0; 5091 KMP_FOREACH_HW_TYPE(type) { possible[num_possible++] = type; } 5092 5093 // Eliminate hardware types by comparing the front of the token 5094 // with hardware names 5095 // In most cases, the first letter in the token will indicate exactly 5096 // which hardware type is parsed, e.g., 'C' = Core 5097 index = 0; 5098 while (num_possible > 1 && index < token_length) { 5099 size_t n = num_possible; 5100 char token_char = (char)toupper(token[index]); 5101 for (size_t i = 0; i < n; ++i) { 5102 const char *s; 5103 kmp_hw_t type = possible[i]; 5104 s = __kmp_hw_get_keyword(type, false); 5105 if (index < KMP_STRLEN(s)) { 5106 char c = (char)toupper(s[index]); 5107 // Mark hardware types for removal when the characters do not match 5108 if (c != token_char) { 5109 possible[i] = KMP_HW_UNKNOWN; 5110 num_possible--; 5111 } 5112 } 5113 } 5114 // Remove hardware types that this token cannot be 5115 size_t start = 0; 5116 for (size_t i = 0; i < n; ++i) { 5117 if (possible[i] != KMP_HW_UNKNOWN) { 5118 kmp_hw_t temp = possible[i]; 5119 possible[i] = possible[start]; 5120 possible[start] = temp; 5121 start++; 5122 } 5123 } 5124 KMP_ASSERT(start == num_possible); 5125 index++; 5126 } 5127 5128 // Attempt to break a tie if user has very short token 5129 // (e.g., is 'T' tile or thread?) 5130 if (num_possible > 1) 5131 return __kmp_hw_subset_break_tie(possible, num_possible); 5132 if (num_possible == 1) 5133 return possible[0]; 5134 return KMP_HW_UNKNOWN; 5135} 5136 5137// The longest observable sequence of items can only be HW_LAST length 5138// The input string is usually short enough, let's use 512 limit for now 5139#define MAX_T_LEVEL KMP_HW_LAST 5140#define MAX_STR_LEN 512 5141static void __kmp_stg_parse_hw_subset(char const *name, char const *value, 5142 void *data) { 5143 // Value example: 1s,5c@3,2T 5144 // Which means "use 1 socket, 5 cores with offset 3, 2 threads per core" 5145 kmp_setting_t **rivals = (kmp_setting_t **)data; 5146 if (strcmp(name, "KMP_PLACE_THREADS") == 0) { 5147 KMP_INFORM(EnvVarDeprecated, name, "KMP_HW_SUBSET"); 5148 } 5149 if (__kmp_stg_check_rivals(name, value, rivals)) { 5150 return; 5151 } 5152 5153 char *components[MAX_T_LEVEL]; 5154 char const *digits = "0123456789"; 5155 char input[MAX_STR_LEN]; 5156 size_t len = 0, mlen = MAX_STR_LEN; 5157 int level = 0; 5158 bool absolute = false; 5159 // Canonicalize the string (remove spaces, unify delimiters, etc.) 5160 char *pos = CCAST(char *, value); 5161 while (*pos && mlen) { 5162 if (*pos != ' ') { // skip spaces 5163 if (len == 0 && *pos == ':') { 5164 absolute = true; 5165 } else { 5166 input[len] = (char)(toupper(*pos)); 5167 if (input[len] == 'X') 5168 input[len] = ','; // unify delimiters of levels 5169 if (input[len] == 'O' && strchr(digits, *(pos + 1))) 5170 input[len] = '@'; // unify delimiters of offset 5171 len++; 5172 } 5173 } 5174 mlen--; 5175 pos++; 5176 } 5177 if (len == 0 || mlen == 0) { 5178 goto err; // contents is either empty or too long 5179 } 5180 input[len] = '\0'; 5181 // Split by delimiter 5182 pos = input; 5183 components[level++] = pos; 5184 while ((pos = strchr(pos, ','))) { 5185 if (level >= MAX_T_LEVEL) 5186 goto err; // too many components provided 5187 *pos = '\0'; // modify input and avoid more copying 5188 components[level++] = ++pos; // expect something after "," 5189 } 5190 5191 __kmp_hw_subset = kmp_hw_subset_t::allocate(); 5192 if (absolute) 5193 __kmp_hw_subset->set_absolute(); 5194 5195 // Check each component 5196 for (int i = 0; i < level; ++i) { 5197 int core_level = 0; 5198 char *core_components[MAX_T_LEVEL]; 5199 // Split possible core components by '&' delimiter 5200 pos = components[i]; 5201 core_components[core_level++] = pos; 5202 while ((pos = strchr(pos, '&'))) { 5203 if (core_level >= MAX_T_LEVEL) 5204 goto err; // too many different core types 5205 *pos = '\0'; // modify input and avoid more copying 5206 core_components[core_level++] = ++pos; // expect something after '&' 5207 } 5208 5209 for (int j = 0; j < core_level; ++j) { 5210 char *offset_ptr; 5211 char *attr_ptr; 5212 int offset = 0; 5213 kmp_hw_attr_t attr; 5214 int num; 5215 // components may begin with an optional count of the number of resources 5216 if (isdigit(*core_components[j])) { 5217 num = atoi(core_components[j]); 5218 if (num <= 0) { 5219 goto err; // only positive integers are valid for count 5220 } 5221 pos = core_components[j] + strspn(core_components[j], digits); 5222 } else if (*core_components[j] == '*') { 5223 num = kmp_hw_subset_t::USE_ALL; 5224 pos = core_components[j] + 1; 5225 } else { 5226 num = kmp_hw_subset_t::USE_ALL; 5227 pos = core_components[j]; 5228 } 5229 5230 offset_ptr = strchr(core_components[j], '@'); 5231 attr_ptr = strchr(core_components[j], ':'); 5232 5233 if (offset_ptr) { 5234 offset = atoi(offset_ptr + 1); // save offset 5235 *offset_ptr = '\0'; // cut the offset from the component 5236 } 5237 if (attr_ptr) { 5238 attr.clear(); 5239 // save the attribute 5240#if KMP_ARCH_X86 || KMP_ARCH_X86_64 5241 if (__kmp_str_match("intel_core", -1, attr_ptr + 1)) { 5242 attr.set_core_type(KMP_HW_CORE_TYPE_CORE); 5243 } else if (__kmp_str_match("intel_atom", -1, attr_ptr + 1)) { 5244 attr.set_core_type(KMP_HW_CORE_TYPE_ATOM); 5245 } else 5246#endif 5247 if (__kmp_str_match("eff", 3, attr_ptr + 1)) { 5248 const char *number = attr_ptr + 1; 5249 // skip the eff[iciency] token 5250 while (isalpha(*number)) 5251 number++; 5252 if (!isdigit(*number)) { 5253 goto err; 5254 } 5255 int efficiency = atoi(number); 5256 attr.set_core_eff(efficiency); 5257 } else { 5258 goto err; 5259 } 5260 *attr_ptr = '\0'; // cut the attribute from the component 5261 } 5262 // detect the component type 5263 kmp_hw_t type = __kmp_stg_parse_hw_subset_name(pos); 5264 if (type == KMP_HW_UNKNOWN) { 5265 goto err; 5266 } 5267 // Only the core type can have attributes 5268 if (attr && type != KMP_HW_CORE) 5269 goto err; 5270 // Must allow core be specified more than once 5271 if (type != KMP_HW_CORE && __kmp_hw_subset->specified(type)) { 5272 goto err; 5273 } 5274 __kmp_hw_subset->push_back(num, type, offset, attr); 5275 } 5276 } 5277 return; 5278err: 5279 KMP_WARNING(AffHWSubsetInvalid, name, value); 5280 if (__kmp_hw_subset) { 5281 kmp_hw_subset_t::deallocate(__kmp_hw_subset); 5282 __kmp_hw_subset = nullptr; 5283 } 5284 return; 5285} 5286 5287static void __kmp_stg_print_hw_subset(kmp_str_buf_t *buffer, char const *name, 5288 void *data) { 5289 kmp_str_buf_t buf; 5290 int depth; 5291 if (!__kmp_hw_subset) 5292 return; 5293 __kmp_str_buf_init(&buf); 5294 if (__kmp_env_format) 5295 KMP_STR_BUF_PRINT_NAME_EX(name); 5296 else 5297 __kmp_str_buf_print(buffer, " %s='", name); 5298 5299 depth = __kmp_hw_subset->get_depth(); 5300 for (int i = 0; i < depth; ++i) { 5301 const auto &item = __kmp_hw_subset->at(i); 5302 if (i > 0) 5303 __kmp_str_buf_print(&buf, "%c", ','); 5304 for (int j = 0; j < item.num_attrs; ++j) { 5305 __kmp_str_buf_print(&buf, "%s%d%s", (j > 0 ? "&" : ""), item.num[j], 5306 __kmp_hw_get_keyword(item.type)); 5307 if (item.attr[j].is_core_type_valid()) 5308 __kmp_str_buf_print( 5309 &buf, ":%s", 5310 __kmp_hw_get_core_type_keyword(item.attr[j].get_core_type())); 5311 if (item.attr[j].is_core_eff_valid()) 5312 __kmp_str_buf_print(&buf, ":eff%d", item.attr[j].get_core_eff()); 5313 if (item.offset[j]) 5314 __kmp_str_buf_print(&buf, "@%d", item.offset[j]); 5315 } 5316 } 5317 __kmp_str_buf_print(buffer, "%s'\n", buf.str); 5318 __kmp_str_buf_free(&buf); 5319} 5320 5321#if USE_ITT_BUILD 5322// ----------------------------------------------------------------------------- 5323// KMP_FORKJOIN_FRAMES 5324 5325static void __kmp_stg_parse_forkjoin_frames(char const *name, char const *value, 5326 void *data) { 5327 __kmp_stg_parse_bool(name, value, &__kmp_forkjoin_frames); 5328} // __kmp_stg_parse_forkjoin_frames 5329 5330static void __kmp_stg_print_forkjoin_frames(kmp_str_buf_t *buffer, 5331 char const *name, void *data) { 5332 __kmp_stg_print_bool(buffer, name, __kmp_forkjoin_frames); 5333} // __kmp_stg_print_forkjoin_frames 5334 5335// ----------------------------------------------------------------------------- 5336// KMP_FORKJOIN_FRAMES_MODE 5337 5338static void __kmp_stg_parse_forkjoin_frames_mode(char const *name, 5339 char const *value, 5340 void *data) { 5341 __kmp_stg_parse_int(name, value, 0, 3, &__kmp_forkjoin_frames_mode); 5342} // __kmp_stg_parse_forkjoin_frames 5343 5344static void __kmp_stg_print_forkjoin_frames_mode(kmp_str_buf_t *buffer, 5345 char const *name, void *data) { 5346 __kmp_stg_print_int(buffer, name, __kmp_forkjoin_frames_mode); 5347} // __kmp_stg_print_forkjoin_frames 5348#endif /* USE_ITT_BUILD */ 5349 5350// ----------------------------------------------------------------------------- 5351// KMP_ENABLE_TASK_THROTTLING 5352 5353static void __kmp_stg_parse_task_throttling(char const *name, char const *value, 5354 void *data) { 5355 __kmp_stg_parse_bool(name, value, &__kmp_enable_task_throttling); 5356} // __kmp_stg_parse_task_throttling 5357 5358static void __kmp_stg_print_task_throttling(kmp_str_buf_t *buffer, 5359 char const *name, void *data) { 5360 __kmp_stg_print_bool(buffer, name, __kmp_enable_task_throttling); 5361} // __kmp_stg_print_task_throttling 5362 5363#if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT 5364// ----------------------------------------------------------------------------- 5365// KMP_USER_LEVEL_MWAIT 5366 5367static void __kmp_stg_parse_user_level_mwait(char const *name, 5368 char const *value, void *data) { 5369 __kmp_stg_parse_bool(name, value, &__kmp_user_level_mwait); 5370} // __kmp_stg_parse_user_level_mwait 5371 5372static void __kmp_stg_print_user_level_mwait(kmp_str_buf_t *buffer, 5373 char const *name, void *data) { 5374 __kmp_stg_print_bool(buffer, name, __kmp_user_level_mwait); 5375} // __kmp_stg_print_user_level_mwait 5376 5377// ----------------------------------------------------------------------------- 5378// KMP_MWAIT_HINTS 5379 5380static void __kmp_stg_parse_mwait_hints(char const *name, char const *value, 5381 void *data) { 5382 __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_mwait_hints); 5383} // __kmp_stg_parse_mwait_hints 5384 5385static void __kmp_stg_print_mwait_hints(kmp_str_buf_t *buffer, char const *name, 5386 void *data) { 5387 __kmp_stg_print_int(buffer, name, __kmp_mwait_hints); 5388} // __kmp_stg_print_mwait_hints 5389 5390#endif // KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT 5391 5392#if KMP_HAVE_UMWAIT 5393// ----------------------------------------------------------------------------- 5394// KMP_TPAUSE 5395// 0 = don't use TPAUSE, 1 = use C0.1 state, 2 = use C0.2 state 5396 5397static void __kmp_stg_parse_tpause(char const *name, char const *value, 5398 void *data) { 5399 __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_tpause_state); 5400 if (__kmp_tpause_state != 0) { 5401 // The actual hint passed to tpause is: 0 for C0.2 and 1 for C0.1 5402 if (__kmp_tpause_state == 2) // use C0.2 5403 __kmp_tpause_hint = 0; // default was set to 1 for C0.1 5404 } 5405} // __kmp_stg_parse_tpause 5406 5407static void __kmp_stg_print_tpause(kmp_str_buf_t *buffer, char const *name, 5408 void *data) { 5409 __kmp_stg_print_int(buffer, name, __kmp_tpause_state); 5410} // __kmp_stg_print_tpause 5411#endif // KMP_HAVE_UMWAIT 5412 5413// ----------------------------------------------------------------------------- 5414// OMP_DISPLAY_ENV 5415 5416static void __kmp_stg_parse_omp_display_env(char const *name, char const *value, 5417 void *data) { 5418 if (__kmp_str_match("VERBOSE", 1, value)) { 5419 __kmp_display_env_verbose = TRUE; 5420 } else { 5421 __kmp_stg_parse_bool(name, value, &__kmp_display_env); 5422 } 5423} // __kmp_stg_parse_omp_display_env 5424 5425static void __kmp_stg_print_omp_display_env(kmp_str_buf_t *buffer, 5426 char const *name, void *data) { 5427 if (__kmp_display_env_verbose) { 5428 __kmp_stg_print_str(buffer, name, "VERBOSE"); 5429 } else { 5430 __kmp_stg_print_bool(buffer, name, __kmp_display_env); 5431 } 5432} // __kmp_stg_print_omp_display_env 5433 5434static void __kmp_stg_parse_omp_cancellation(char const *name, 5435 char const *value, void *data) { 5436 if (TCR_4(__kmp_init_parallel)) { 5437 KMP_WARNING(EnvParallelWarn, name); 5438 return; 5439 } // read value before first parallel only 5440 __kmp_stg_parse_bool(name, value, &__kmp_omp_cancellation); 5441} // __kmp_stg_parse_omp_cancellation 5442 5443static void __kmp_stg_print_omp_cancellation(kmp_str_buf_t *buffer, 5444 char const *name, void *data) { 5445 __kmp_stg_print_bool(buffer, name, __kmp_omp_cancellation); 5446} // __kmp_stg_print_omp_cancellation 5447 5448#if OMPT_SUPPORT 5449int __kmp_tool = 1; 5450 5451static void __kmp_stg_parse_omp_tool(char const *name, char const *value, 5452 void *data) { 5453 __kmp_stg_parse_bool(name, value, &__kmp_tool); 5454} // __kmp_stg_parse_omp_tool 5455 5456static void __kmp_stg_print_omp_tool(kmp_str_buf_t *buffer, char const *name, 5457 void *data) { 5458 if (__kmp_env_format) { 5459 KMP_STR_BUF_PRINT_BOOL_EX(name, __kmp_tool, "enabled", "disabled"); 5460 } else { 5461 __kmp_str_buf_print(buffer, " %s=%s\n", name, 5462 __kmp_tool ? "enabled" : "disabled"); 5463 } 5464} // __kmp_stg_print_omp_tool 5465 5466char *__kmp_tool_libraries = NULL; 5467 5468static void __kmp_stg_parse_omp_tool_libraries(char const *name, 5469 char const *value, void *data) { 5470 __kmp_stg_parse_str(name, value, &__kmp_tool_libraries); 5471} // __kmp_stg_parse_omp_tool_libraries 5472 5473static void __kmp_stg_print_omp_tool_libraries(kmp_str_buf_t *buffer, 5474 char const *name, void *data) { 5475 if (__kmp_tool_libraries) 5476 __kmp_stg_print_str(buffer, name, __kmp_tool_libraries); 5477 else { 5478 if (__kmp_env_format) { 5479 KMP_STR_BUF_PRINT_NAME; 5480 } else { 5481 __kmp_str_buf_print(buffer, " %s", name); 5482 } 5483 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 5484 } 5485} // __kmp_stg_print_omp_tool_libraries 5486 5487char *__kmp_tool_verbose_init = NULL; 5488 5489static void __kmp_stg_parse_omp_tool_verbose_init(char const *name, 5490 char const *value, 5491 void *data) { 5492 __kmp_stg_parse_str(name, value, &__kmp_tool_verbose_init); 5493} // __kmp_stg_parse_omp_tool_libraries 5494 5495static void __kmp_stg_print_omp_tool_verbose_init(kmp_str_buf_t *buffer, 5496 char const *name, 5497 void *data) { 5498 if (__kmp_tool_verbose_init) 5499 __kmp_stg_print_str(buffer, name, __kmp_tool_verbose_init); 5500 else { 5501 if (__kmp_env_format) { 5502 KMP_STR_BUF_PRINT_NAME; 5503 } else { 5504 __kmp_str_buf_print(buffer, " %s", name); 5505 } 5506 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 5507 } 5508} // __kmp_stg_print_omp_tool_verbose_init 5509 5510#endif 5511 5512// Table. 5513 5514static kmp_setting_t __kmp_stg_table[] = { 5515 5516 {"KMP_ALL_THREADS", __kmp_stg_parse_device_thread_limit, NULL, NULL, 0, 0}, 5517 {"KMP_BLOCKTIME", __kmp_stg_parse_blocktime, __kmp_stg_print_blocktime, 5518 NULL, 0, 0}, 5519 {"KMP_USE_YIELD", __kmp_stg_parse_use_yield, __kmp_stg_print_use_yield, 5520 NULL, 0, 0}, 5521 {"KMP_DUPLICATE_LIB_OK", __kmp_stg_parse_duplicate_lib_ok, 5522 __kmp_stg_print_duplicate_lib_ok, NULL, 0, 0}, 5523 {"KMP_LIBRARY", __kmp_stg_parse_wait_policy, __kmp_stg_print_wait_policy, 5524 NULL, 0, 0}, 5525 {"KMP_DEVICE_THREAD_LIMIT", __kmp_stg_parse_device_thread_limit, 5526 __kmp_stg_print_device_thread_limit, NULL, 0, 0}, 5527#if KMP_USE_MONITOR 5528 {"KMP_MONITOR_STACKSIZE", __kmp_stg_parse_monitor_stacksize, 5529 __kmp_stg_print_monitor_stacksize, NULL, 0, 0}, 5530#endif 5531 {"KMP_SETTINGS", __kmp_stg_parse_settings, __kmp_stg_print_settings, NULL, 5532 0, 0}, 5533 {"KMP_STACKOFFSET", __kmp_stg_parse_stackoffset, 5534 __kmp_stg_print_stackoffset, NULL, 0, 0}, 5535 {"KMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize, 5536 NULL, 0, 0}, 5537 {"KMP_STACKPAD", __kmp_stg_parse_stackpad, __kmp_stg_print_stackpad, NULL, 5538 0, 0}, 5539 {"KMP_VERSION", __kmp_stg_parse_version, __kmp_stg_print_version, NULL, 0, 5540 0}, 5541 {"KMP_WARNINGS", __kmp_stg_parse_warnings, __kmp_stg_print_warnings, NULL, 5542 0, 0}, 5543 5544 {"KMP_NESTING_MODE", __kmp_stg_parse_nesting_mode, 5545 __kmp_stg_print_nesting_mode, NULL, 0, 0}, 5546 {"OMP_NESTED", __kmp_stg_parse_nested, __kmp_stg_print_nested, NULL, 0, 0}, 5547 {"OMP_NUM_THREADS", __kmp_stg_parse_num_threads, 5548 __kmp_stg_print_num_threads, NULL, 0, 0}, 5549 {"OMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize, 5550 NULL, 0, 0}, 5551 5552 {"KMP_TASKING", __kmp_stg_parse_tasking, __kmp_stg_print_tasking, NULL, 0, 5553 0}, 5554 {"KMP_TASK_STEALING_CONSTRAINT", __kmp_stg_parse_task_stealing, 5555 __kmp_stg_print_task_stealing, NULL, 0, 0}, 5556 {"OMP_MAX_ACTIVE_LEVELS", __kmp_stg_parse_max_active_levels, 5557 __kmp_stg_print_max_active_levels, NULL, 0, 0}, 5558 {"OMP_DEFAULT_DEVICE", __kmp_stg_parse_default_device, 5559 __kmp_stg_print_default_device, NULL, 0, 0}, 5560 {"OMP_TARGET_OFFLOAD", __kmp_stg_parse_target_offload, 5561 __kmp_stg_print_target_offload, NULL, 0, 0}, 5562 {"OMP_MAX_TASK_PRIORITY", __kmp_stg_parse_max_task_priority, 5563 __kmp_stg_print_max_task_priority, NULL, 0, 0}, 5564 {"KMP_TASKLOOP_MIN_TASKS", __kmp_stg_parse_taskloop_min_tasks, 5565 __kmp_stg_print_taskloop_min_tasks, NULL, 0, 0}, 5566 {"OMP_THREAD_LIMIT", __kmp_stg_parse_thread_limit, 5567 __kmp_stg_print_thread_limit, NULL, 0, 0}, 5568 {"KMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_thread_limit, 5569 __kmp_stg_print_teams_thread_limit, NULL, 0, 0}, 5570 {"OMP_NUM_TEAMS", __kmp_stg_parse_nteams, __kmp_stg_print_nteams, NULL, 0, 5571 0}, 5572 {"OMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_th_limit, 5573 __kmp_stg_print_teams_th_limit, NULL, 0, 0}, 5574 {"OMP_WAIT_POLICY", __kmp_stg_parse_wait_policy, 5575 __kmp_stg_print_wait_policy, NULL, 0, 0}, 5576 {"KMP_DISP_NUM_BUFFERS", __kmp_stg_parse_disp_buffers, 5577 __kmp_stg_print_disp_buffers, NULL, 0, 0}, 5578#if KMP_NESTED_HOT_TEAMS 5579 {"KMP_HOT_TEAMS_MAX_LEVEL", __kmp_stg_parse_hot_teams_level, 5580 __kmp_stg_print_hot_teams_level, NULL, 0, 0}, 5581 {"KMP_HOT_TEAMS_MODE", __kmp_stg_parse_hot_teams_mode, 5582 __kmp_stg_print_hot_teams_mode, NULL, 0, 0}, 5583#endif // KMP_NESTED_HOT_TEAMS 5584 5585#if KMP_HANDLE_SIGNALS 5586 {"KMP_HANDLE_SIGNALS", __kmp_stg_parse_handle_signals, 5587 __kmp_stg_print_handle_signals, NULL, 0, 0}, 5588#endif 5589 5590#if KMP_ARCH_X86 || KMP_ARCH_X86_64 5591 {"KMP_INHERIT_FP_CONTROL", __kmp_stg_parse_inherit_fp_control, 5592 __kmp_stg_print_inherit_fp_control, NULL, 0, 0}, 5593#endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */ 5594 5595#ifdef KMP_GOMP_COMPAT 5596 {"GOMP_STACKSIZE", __kmp_stg_parse_stacksize, NULL, NULL, 0, 0}, 5597#endif 5598 5599#ifdef KMP_DEBUG 5600 {"KMP_A_DEBUG", __kmp_stg_parse_a_debug, __kmp_stg_print_a_debug, NULL, 0, 5601 0}, 5602 {"KMP_B_DEBUG", __kmp_stg_parse_b_debug, __kmp_stg_print_b_debug, NULL, 0, 5603 0}, 5604 {"KMP_C_DEBUG", __kmp_stg_parse_c_debug, __kmp_stg_print_c_debug, NULL, 0, 5605 0}, 5606 {"KMP_D_DEBUG", __kmp_stg_parse_d_debug, __kmp_stg_print_d_debug, NULL, 0, 5607 0}, 5608 {"KMP_E_DEBUG", __kmp_stg_parse_e_debug, __kmp_stg_print_e_debug, NULL, 0, 5609 0}, 5610 {"KMP_F_DEBUG", __kmp_stg_parse_f_debug, __kmp_stg_print_f_debug, NULL, 0, 5611 0}, 5612 {"KMP_DEBUG", __kmp_stg_parse_debug, NULL, /* no print */ NULL, 0, 0}, 5613 {"KMP_DEBUG_BUF", __kmp_stg_parse_debug_buf, __kmp_stg_print_debug_buf, 5614 NULL, 0, 0}, 5615 {"KMP_DEBUG_BUF_ATOMIC", __kmp_stg_parse_debug_buf_atomic, 5616 __kmp_stg_print_debug_buf_atomic, NULL, 0, 0}, 5617 {"KMP_DEBUG_BUF_CHARS", __kmp_stg_parse_debug_buf_chars, 5618 __kmp_stg_print_debug_buf_chars, NULL, 0, 0}, 5619 {"KMP_DEBUG_BUF_LINES", __kmp_stg_parse_debug_buf_lines, 5620 __kmp_stg_print_debug_buf_lines, NULL, 0, 0}, 5621 {"KMP_DIAG", __kmp_stg_parse_diag, __kmp_stg_print_diag, NULL, 0, 0}, 5622 5623 {"KMP_PAR_RANGE", __kmp_stg_parse_par_range_env, 5624 __kmp_stg_print_par_range_env, NULL, 0, 0}, 5625#endif // KMP_DEBUG 5626 5627 {"KMP_ALIGN_ALLOC", __kmp_stg_parse_align_alloc, 5628 __kmp_stg_print_align_alloc, NULL, 0, 0}, 5629 5630 {"KMP_PLAIN_BARRIER", __kmp_stg_parse_barrier_branch_bit, 5631 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0}, 5632 {"KMP_PLAIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern, 5633 __kmp_stg_print_barrier_pattern, NULL, 0, 0}, 5634 {"KMP_FORKJOIN_BARRIER", __kmp_stg_parse_barrier_branch_bit, 5635 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0}, 5636 {"KMP_FORKJOIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern, 5637 __kmp_stg_print_barrier_pattern, NULL, 0, 0}, 5638#if KMP_FAST_REDUCTION_BARRIER 5639 {"KMP_REDUCTION_BARRIER", __kmp_stg_parse_barrier_branch_bit, 5640 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0}, 5641 {"KMP_REDUCTION_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern, 5642 __kmp_stg_print_barrier_pattern, NULL, 0, 0}, 5643#endif 5644 5645 {"KMP_ABORT_DELAY", __kmp_stg_parse_abort_delay, 5646 __kmp_stg_print_abort_delay, NULL, 0, 0}, 5647 {"KMP_CPUINFO_FILE", __kmp_stg_parse_cpuinfo_file, 5648 __kmp_stg_print_cpuinfo_file, NULL, 0, 0}, 5649 {"KMP_FORCE_REDUCTION", __kmp_stg_parse_force_reduction, 5650 __kmp_stg_print_force_reduction, NULL, 0, 0}, 5651 {"KMP_DETERMINISTIC_REDUCTION", __kmp_stg_parse_force_reduction, 5652 __kmp_stg_print_force_reduction, NULL, 0, 0}, 5653 {"KMP_STORAGE_MAP", __kmp_stg_parse_storage_map, 5654 __kmp_stg_print_storage_map, NULL, 0, 0}, 5655 {"KMP_ALL_THREADPRIVATE", __kmp_stg_parse_all_threadprivate, 5656 __kmp_stg_print_all_threadprivate, NULL, 0, 0}, 5657 {"KMP_FOREIGN_THREADS_THREADPRIVATE", 5658 __kmp_stg_parse_foreign_threads_threadprivate, 5659 __kmp_stg_print_foreign_threads_threadprivate, NULL, 0, 0}, 5660 5661#if KMP_AFFINITY_SUPPORTED 5662 {"KMP_AFFINITY", __kmp_stg_parse_affinity, __kmp_stg_print_affinity, NULL, 5663 0, 0}, 5664 {"KMP_HIDDEN_HELPER_AFFINITY", __kmp_stg_parse_hh_affinity, 5665 __kmp_stg_print_hh_affinity, NULL, 0, 0}, 5666#ifdef KMP_GOMP_COMPAT 5667 {"GOMP_CPU_AFFINITY", __kmp_stg_parse_gomp_cpu_affinity, NULL, 5668 /* no print */ NULL, 0, 0}, 5669#endif /* KMP_GOMP_COMPAT */ 5670 {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind, 5671 NULL, 0, 0}, 5672 {"KMP_TEAMS_PROC_BIND", __kmp_stg_parse_teams_proc_bind, 5673 __kmp_stg_print_teams_proc_bind, NULL, 0, 0}, 5674 {"OMP_PLACES", __kmp_stg_parse_places, __kmp_stg_print_places, NULL, 0, 0}, 5675 {"KMP_TOPOLOGY_METHOD", __kmp_stg_parse_topology_method, 5676 __kmp_stg_print_topology_method, NULL, 0, 0}, 5677 5678#else 5679 5680 // KMP_AFFINITY is not supported on OS X*, nor is OMP_PLACES. 5681 // OMP_PROC_BIND and proc-bind-var are supported, however. 5682 {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind, 5683 NULL, 0, 0}, 5684 5685#endif // KMP_AFFINITY_SUPPORTED 5686 {"OMP_DISPLAY_AFFINITY", __kmp_stg_parse_display_affinity, 5687 __kmp_stg_print_display_affinity, NULL, 0, 0}, 5688 {"OMP_AFFINITY_FORMAT", __kmp_stg_parse_affinity_format, 5689 __kmp_stg_print_affinity_format, NULL, 0, 0}, 5690 {"KMP_INIT_AT_FORK", __kmp_stg_parse_init_at_fork, 5691 __kmp_stg_print_init_at_fork, NULL, 0, 0}, 5692 {"KMP_SCHEDULE", __kmp_stg_parse_schedule, __kmp_stg_print_schedule, NULL, 5693 0, 0}, 5694 {"OMP_SCHEDULE", __kmp_stg_parse_omp_schedule, __kmp_stg_print_omp_schedule, 5695 NULL, 0, 0}, 5696#if KMP_USE_HIER_SCHED 5697 {"KMP_DISP_HAND_THREAD", __kmp_stg_parse_kmp_hand_thread, 5698 __kmp_stg_print_kmp_hand_thread, NULL, 0, 0}, 5699#endif 5700 {"KMP_FORCE_MONOTONIC_DYNAMIC_SCHEDULE", 5701 __kmp_stg_parse_kmp_force_monotonic, __kmp_stg_print_kmp_force_monotonic, 5702 NULL, 0, 0}, 5703 {"KMP_ATOMIC_MODE", __kmp_stg_parse_atomic_mode, 5704 __kmp_stg_print_atomic_mode, NULL, 0, 0}, 5705 {"KMP_CONSISTENCY_CHECK", __kmp_stg_parse_consistency_check, 5706 __kmp_stg_print_consistency_check, NULL, 0, 0}, 5707 5708#if USE_ITT_BUILD && USE_ITT_NOTIFY 5709 {"KMP_ITT_PREPARE_DELAY", __kmp_stg_parse_itt_prepare_delay, 5710 __kmp_stg_print_itt_prepare_delay, NULL, 0, 0}, 5711#endif /* USE_ITT_BUILD && USE_ITT_NOTIFY */ 5712 {"KMP_MALLOC_POOL_INCR", __kmp_stg_parse_malloc_pool_incr, 5713 __kmp_stg_print_malloc_pool_incr, NULL, 0, 0}, 5714 {"KMP_GTID_MODE", __kmp_stg_parse_gtid_mode, __kmp_stg_print_gtid_mode, 5715 NULL, 0, 0}, 5716 {"OMP_DYNAMIC", __kmp_stg_parse_omp_dynamic, __kmp_stg_print_omp_dynamic, 5717 NULL, 0, 0}, 5718 {"KMP_DYNAMIC_MODE", __kmp_stg_parse_kmp_dynamic_mode, 5719 __kmp_stg_print_kmp_dynamic_mode, NULL, 0, 0}, 5720 5721#ifdef USE_LOAD_BALANCE 5722 {"KMP_LOAD_BALANCE_INTERVAL", __kmp_stg_parse_ld_balance_interval, 5723 __kmp_stg_print_ld_balance_interval, NULL, 0, 0}, 5724#endif 5725 5726 {"KMP_NUM_LOCKS_IN_BLOCK", __kmp_stg_parse_lock_block, 5727 __kmp_stg_print_lock_block, NULL, 0, 0}, 5728 {"KMP_LOCK_KIND", __kmp_stg_parse_lock_kind, __kmp_stg_print_lock_kind, 5729 NULL, 0, 0}, 5730 {"KMP_SPIN_BACKOFF_PARAMS", __kmp_stg_parse_spin_backoff_params, 5731 __kmp_stg_print_spin_backoff_params, NULL, 0, 0}, 5732#if KMP_USE_ADAPTIVE_LOCKS 5733 {"KMP_ADAPTIVE_LOCK_PROPS", __kmp_stg_parse_adaptive_lock_props, 5734 __kmp_stg_print_adaptive_lock_props, NULL, 0, 0}, 5735#if KMP_DEBUG_ADAPTIVE_LOCKS 5736 {"KMP_SPECULATIVE_STATSFILE", __kmp_stg_parse_speculative_statsfile, 5737 __kmp_stg_print_speculative_statsfile, NULL, 0, 0}, 5738#endif 5739#endif // KMP_USE_ADAPTIVE_LOCKS 5740 {"KMP_PLACE_THREADS", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset, 5741 NULL, 0, 0}, 5742 {"KMP_HW_SUBSET", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset, 5743 NULL, 0, 0}, 5744#if USE_ITT_BUILD 5745 {"KMP_FORKJOIN_FRAMES", __kmp_stg_parse_forkjoin_frames, 5746 __kmp_stg_print_forkjoin_frames, NULL, 0, 0}, 5747 {"KMP_FORKJOIN_FRAMES_MODE", __kmp_stg_parse_forkjoin_frames_mode, 5748 __kmp_stg_print_forkjoin_frames_mode, NULL, 0, 0}, 5749#endif 5750 {"KMP_ENABLE_TASK_THROTTLING", __kmp_stg_parse_task_throttling, 5751 __kmp_stg_print_task_throttling, NULL, 0, 0}, 5752 5753 {"OMP_DISPLAY_ENV", __kmp_stg_parse_omp_display_env, 5754 __kmp_stg_print_omp_display_env, NULL, 0, 0}, 5755 {"OMP_CANCELLATION", __kmp_stg_parse_omp_cancellation, 5756 __kmp_stg_print_omp_cancellation, NULL, 0, 0}, 5757 {"OMP_ALLOCATOR", __kmp_stg_parse_allocator, __kmp_stg_print_allocator, 5758 NULL, 0, 0}, 5759 {"LIBOMP_USE_HIDDEN_HELPER_TASK", __kmp_stg_parse_use_hidden_helper, 5760 __kmp_stg_print_use_hidden_helper, NULL, 0, 0}, 5761 {"LIBOMP_NUM_HIDDEN_HELPER_THREADS", 5762 __kmp_stg_parse_num_hidden_helper_threads, 5763 __kmp_stg_print_num_hidden_helper_threads, NULL, 0, 0}, 5764#if OMPX_TASKGRAPH 5765 {"KMP_MAX_TDGS", __kmp_stg_parse_max_tdgs, __kmp_std_print_max_tdgs, NULL, 5766 0, 0}, 5767 {"KMP_TDG_DOT", __kmp_stg_parse_tdg_dot, __kmp_stg_print_tdg_dot, NULL, 0, 0}, 5768#endif 5769 5770#if OMPT_SUPPORT 5771 {"OMP_TOOL", __kmp_stg_parse_omp_tool, __kmp_stg_print_omp_tool, NULL, 0, 5772 0}, 5773 {"OMP_TOOL_LIBRARIES", __kmp_stg_parse_omp_tool_libraries, 5774 __kmp_stg_print_omp_tool_libraries, NULL, 0, 0}, 5775 {"OMP_TOOL_VERBOSE_INIT", __kmp_stg_parse_omp_tool_verbose_init, 5776 __kmp_stg_print_omp_tool_verbose_init, NULL, 0, 0}, 5777#endif 5778 5779#if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT 5780 {"KMP_USER_LEVEL_MWAIT", __kmp_stg_parse_user_level_mwait, 5781 __kmp_stg_print_user_level_mwait, NULL, 0, 0}, 5782 {"KMP_MWAIT_HINTS", __kmp_stg_parse_mwait_hints, 5783 __kmp_stg_print_mwait_hints, NULL, 0, 0}, 5784#endif 5785 5786#if KMP_HAVE_UMWAIT 5787 {"KMP_TPAUSE", __kmp_stg_parse_tpause, __kmp_stg_print_tpause, NULL, 0, 0}, 5788#endif 5789 {"", NULL, NULL, NULL, 0, 0}}; // settings 5790 5791static int const __kmp_stg_count = 5792 sizeof(__kmp_stg_table) / sizeof(kmp_setting_t); 5793 5794static inline kmp_setting_t *__kmp_stg_find(char const *name) { 5795 5796 int i; 5797 if (name != NULL) { 5798 for (i = 0; i < __kmp_stg_count; ++i) { 5799 if (strcmp(__kmp_stg_table[i].name, name) == 0) { 5800 return &__kmp_stg_table[i]; 5801 } 5802 } 5803 } 5804 return NULL; 5805 5806} // __kmp_stg_find 5807 5808static int __kmp_stg_cmp(void const *_a, void const *_b) { 5809 const kmp_setting_t *a = RCAST(const kmp_setting_t *, _a); 5810 const kmp_setting_t *b = RCAST(const kmp_setting_t *, _b); 5811 5812 // Process KMP_AFFINITY last. 5813 // It needs to come after OMP_PLACES and GOMP_CPU_AFFINITY. 5814 if (strcmp(a->name, "KMP_AFFINITY") == 0) { 5815 if (strcmp(b->name, "KMP_AFFINITY") == 0) { 5816 return 0; 5817 } 5818 return 1; 5819 } else if (strcmp(b->name, "KMP_AFFINITY") == 0) { 5820 return -1; 5821 } 5822 return strcmp(a->name, b->name); 5823} // __kmp_stg_cmp 5824 5825static void __kmp_stg_init(void) { 5826 5827 static int initialized = 0; 5828 5829 if (!initialized) { 5830 5831 // Sort table. 5832 qsort(__kmp_stg_table, __kmp_stg_count - 1, sizeof(kmp_setting_t), 5833 __kmp_stg_cmp); 5834 5835 { // Initialize *_STACKSIZE data. 5836 kmp_setting_t *kmp_stacksize = 5837 __kmp_stg_find("KMP_STACKSIZE"); // 1st priority. 5838#ifdef KMP_GOMP_COMPAT 5839 kmp_setting_t *gomp_stacksize = 5840 __kmp_stg_find("GOMP_STACKSIZE"); // 2nd priority. 5841#endif 5842 kmp_setting_t *omp_stacksize = 5843 __kmp_stg_find("OMP_STACKSIZE"); // 3rd priority. 5844 5845 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5846 // !!! Compiler does not understand rivals is used and optimizes out 5847 // assignments 5848 // !!! rivals[ i ++ ] = ...; 5849 static kmp_setting_t *volatile rivals[4]; 5850 static kmp_stg_ss_data_t kmp_data = {1, CCAST(kmp_setting_t **, rivals)}; 5851#ifdef KMP_GOMP_COMPAT 5852 static kmp_stg_ss_data_t gomp_data = {1024, 5853 CCAST(kmp_setting_t **, rivals)}; 5854#endif 5855 static kmp_stg_ss_data_t omp_data = {1024, 5856 CCAST(kmp_setting_t **, rivals)}; 5857 int i = 0; 5858 5859 rivals[i++] = kmp_stacksize; 5860#ifdef KMP_GOMP_COMPAT 5861 if (gomp_stacksize != NULL) { 5862 rivals[i++] = gomp_stacksize; 5863 } 5864#endif 5865 rivals[i++] = omp_stacksize; 5866 rivals[i++] = NULL; 5867 5868 kmp_stacksize->data = &kmp_data; 5869#ifdef KMP_GOMP_COMPAT 5870 if (gomp_stacksize != NULL) { 5871 gomp_stacksize->data = &gomp_data; 5872 } 5873#endif 5874 omp_stacksize->data = &omp_data; 5875 } 5876 5877 { // Initialize KMP_LIBRARY and OMP_WAIT_POLICY data. 5878 kmp_setting_t *kmp_library = 5879 __kmp_stg_find("KMP_LIBRARY"); // 1st priority. 5880 kmp_setting_t *omp_wait_policy = 5881 __kmp_stg_find("OMP_WAIT_POLICY"); // 2nd priority. 5882 5883 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5884 static kmp_setting_t *volatile rivals[3]; 5885 static kmp_stg_wp_data_t kmp_data = {0, CCAST(kmp_setting_t **, rivals)}; 5886 static kmp_stg_wp_data_t omp_data = {1, CCAST(kmp_setting_t **, rivals)}; 5887 int i = 0; 5888 5889 rivals[i++] = kmp_library; 5890 if (omp_wait_policy != NULL) { 5891 rivals[i++] = omp_wait_policy; 5892 } 5893 rivals[i++] = NULL; 5894 5895 kmp_library->data = &kmp_data; 5896 if (omp_wait_policy != NULL) { 5897 omp_wait_policy->data = &omp_data; 5898 } 5899 } 5900 5901 { // Initialize KMP_DEVICE_THREAD_LIMIT and KMP_ALL_THREADS 5902 kmp_setting_t *kmp_device_thread_limit = 5903 __kmp_stg_find("KMP_DEVICE_THREAD_LIMIT"); // 1st priority. 5904 kmp_setting_t *kmp_all_threads = 5905 __kmp_stg_find("KMP_ALL_THREADS"); // 2nd priority. 5906 5907 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5908 static kmp_setting_t *volatile rivals[3]; 5909 int i = 0; 5910 5911 rivals[i++] = kmp_device_thread_limit; 5912 rivals[i++] = kmp_all_threads; 5913 rivals[i++] = NULL; 5914 5915 kmp_device_thread_limit->data = CCAST(kmp_setting_t **, rivals); 5916 kmp_all_threads->data = CCAST(kmp_setting_t **, rivals); 5917 } 5918 5919 { // Initialize KMP_HW_SUBSET and KMP_PLACE_THREADS 5920 // 1st priority 5921 kmp_setting_t *kmp_hw_subset = __kmp_stg_find("KMP_HW_SUBSET"); 5922 // 2nd priority 5923 kmp_setting_t *kmp_place_threads = __kmp_stg_find("KMP_PLACE_THREADS"); 5924 5925 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5926 static kmp_setting_t *volatile rivals[3]; 5927 int i = 0; 5928 5929 rivals[i++] = kmp_hw_subset; 5930 rivals[i++] = kmp_place_threads; 5931 rivals[i++] = NULL; 5932 5933 kmp_hw_subset->data = CCAST(kmp_setting_t **, rivals); 5934 kmp_place_threads->data = CCAST(kmp_setting_t **, rivals); 5935 } 5936 5937#if KMP_AFFINITY_SUPPORTED 5938 { // Initialize KMP_AFFINITY, GOMP_CPU_AFFINITY, and OMP_PROC_BIND data. 5939 kmp_setting_t *kmp_affinity = 5940 __kmp_stg_find("KMP_AFFINITY"); // 1st priority. 5941 KMP_DEBUG_ASSERT(kmp_affinity != NULL); 5942 5943#ifdef KMP_GOMP_COMPAT 5944 kmp_setting_t *gomp_cpu_affinity = 5945 __kmp_stg_find("GOMP_CPU_AFFINITY"); // 2nd priority. 5946 KMP_DEBUG_ASSERT(gomp_cpu_affinity != NULL); 5947#endif 5948 5949 kmp_setting_t *omp_proc_bind = 5950 __kmp_stg_find("OMP_PROC_BIND"); // 3rd priority. 5951 KMP_DEBUG_ASSERT(omp_proc_bind != NULL); 5952 5953 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5954 static kmp_setting_t *volatile rivals[4]; 5955 int i = 0; 5956 5957 rivals[i++] = kmp_affinity; 5958 5959#ifdef KMP_GOMP_COMPAT 5960 rivals[i++] = gomp_cpu_affinity; 5961 gomp_cpu_affinity->data = CCAST(kmp_setting_t **, rivals); 5962#endif 5963 5964 rivals[i++] = omp_proc_bind; 5965 omp_proc_bind->data = CCAST(kmp_setting_t **, rivals); 5966 rivals[i++] = NULL; 5967 5968 static kmp_setting_t *volatile places_rivals[4]; 5969 i = 0; 5970 5971 kmp_setting_t *omp_places = __kmp_stg_find("OMP_PLACES"); // 3rd priority. 5972 KMP_DEBUG_ASSERT(omp_places != NULL); 5973 5974 places_rivals[i++] = kmp_affinity; 5975#ifdef KMP_GOMP_COMPAT 5976 places_rivals[i++] = gomp_cpu_affinity; 5977#endif 5978 places_rivals[i++] = omp_places; 5979 omp_places->data = CCAST(kmp_setting_t **, places_rivals); 5980 places_rivals[i++] = NULL; 5981 } 5982#else 5983// KMP_AFFINITY not supported, so OMP_PROC_BIND has no rivals. 5984// OMP_PLACES not supported yet. 5985#endif // KMP_AFFINITY_SUPPORTED 5986 5987 { // Initialize KMP_DETERMINISTIC_REDUCTION and KMP_FORCE_REDUCTION data. 5988 kmp_setting_t *kmp_force_red = 5989 __kmp_stg_find("KMP_FORCE_REDUCTION"); // 1st priority. 5990 kmp_setting_t *kmp_determ_red = 5991 __kmp_stg_find("KMP_DETERMINISTIC_REDUCTION"); // 2nd priority. 5992 5993 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5994 static kmp_setting_t *volatile rivals[3]; 5995 static kmp_stg_fr_data_t force_data = {1, 5996 CCAST(kmp_setting_t **, rivals)}; 5997 static kmp_stg_fr_data_t determ_data = {0, 5998 CCAST(kmp_setting_t **, rivals)}; 5999 int i = 0; 6000 6001 rivals[i++] = kmp_force_red; 6002 if (kmp_determ_red != NULL) { 6003 rivals[i++] = kmp_determ_red; 6004 } 6005 rivals[i++] = NULL; 6006 6007 kmp_force_red->data = &force_data; 6008 if (kmp_determ_red != NULL) { 6009 kmp_determ_red->data = &determ_data; 6010 } 6011 } 6012 6013 initialized = 1; 6014 } 6015 6016 // Reset flags. 6017 int i; 6018 for (i = 0; i < __kmp_stg_count; ++i) { 6019 __kmp_stg_table[i].set = 0; 6020 } 6021 6022} // __kmp_stg_init 6023 6024static void __kmp_stg_parse(char const *name, char const *value) { 6025 // On Windows* OS there are some nameless variables like "C:=C:\" (yeah, 6026 // really nameless, they are presented in environment block as 6027 // "=C:=C\\\x00=D:=D:\\\x00...", so let us skip them. 6028 if (name[0] == 0) { 6029 return; 6030 } 6031 6032 if (value != NULL) { 6033 kmp_setting_t *setting = __kmp_stg_find(name); 6034 if (setting != NULL) { 6035 setting->parse(name, value, setting->data); 6036 setting->defined = 1; 6037 } 6038 } 6039 6040} // __kmp_stg_parse 6041 6042static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found. 6043 char const *name, // Name of variable. 6044 char const *value, // Value of the variable. 6045 kmp_setting_t **rivals // List of rival settings (must include current one). 6046) { 6047 6048 if (rivals == NULL) { 6049 return 0; 6050 } 6051 6052 // Loop thru higher priority settings (listed before current). 6053 int i = 0; 6054 for (; strcmp(rivals[i]->name, name) != 0; i++) { 6055 KMP_DEBUG_ASSERT(rivals[i] != NULL); 6056 6057#if KMP_AFFINITY_SUPPORTED 6058 if (rivals[i] == __kmp_affinity_notype) { 6059 // If KMP_AFFINITY is specified without a type name, 6060 // it does not rival OMP_PROC_BIND or GOMP_CPU_AFFINITY. 6061 continue; 6062 } 6063#endif 6064 6065 if (rivals[i]->set) { 6066 KMP_WARNING(StgIgnored, name, rivals[i]->name); 6067 return 1; 6068 } 6069 } 6070 6071 ++i; // Skip current setting. 6072 return 0; 6073 6074} // __kmp_stg_check_rivals 6075 6076static int __kmp_env_toPrint(char const *name, int flag) { 6077 int rc = 0; 6078 kmp_setting_t *setting = __kmp_stg_find(name); 6079 if (setting != NULL) { 6080 rc = setting->defined; 6081 if (flag >= 0) { 6082 setting->defined = flag; 6083 } 6084 } 6085 return rc; 6086} 6087 6088#if defined(KMP_DEBUG) && KMP_AFFINITY_SUPPORTED 6089static void __kmp_print_affinity_settings(const kmp_affinity_t *affinity) { 6090 K_DIAG(1, ("%s:\n", affinity->env_var)); 6091 K_DIAG(1, (" type : %d\n", affinity->type)); 6092 K_DIAG(1, (" compact : %d\n", affinity->compact)); 6093 K_DIAG(1, (" offset : %d\n", affinity->offset)); 6094 K_DIAG(1, (" verbose : %u\n", affinity->flags.verbose)); 6095 K_DIAG(1, (" warnings : %u\n", affinity->flags.warnings)); 6096 K_DIAG(1, (" respect : %u\n", affinity->flags.respect)); 6097 K_DIAG(1, (" reset : %u\n", affinity->flags.reset)); 6098 K_DIAG(1, (" dups : %u\n", affinity->flags.dups)); 6099 K_DIAG(1, (" gran : %d\n", (int)affinity->gran)); 6100 KMP_DEBUG_ASSERT(affinity->type != affinity_default); 6101} 6102#endif 6103 6104static void __kmp_aux_env_initialize(kmp_env_blk_t *block) { 6105 6106 char const *value; 6107 6108 /* OMP_NUM_THREADS */ 6109 value = __kmp_env_blk_var(block, "OMP_NUM_THREADS"); 6110 if (value) { 6111 ompc_set_num_threads(__kmp_dflt_team_nth); 6112 } 6113 6114 /* KMP_BLOCKTIME */ 6115 value = __kmp_env_blk_var(block, "KMP_BLOCKTIME"); 6116 if (value) { 6117 int gtid, tid; 6118 kmp_info_t *thread; 6119 6120 gtid = __kmp_entry_gtid(); 6121 tid = __kmp_tid_from_gtid(gtid); 6122 thread = __kmp_thread_from_gtid(gtid); 6123 __kmp_aux_set_blocktime(__kmp_dflt_blocktime, thread, tid); 6124 } 6125 6126 /* OMP_NESTED */ 6127 value = __kmp_env_blk_var(block, "OMP_NESTED"); 6128 if (value) { 6129 ompc_set_nested(__kmp_dflt_max_active_levels > 1); 6130 } 6131 6132 /* OMP_DYNAMIC */ 6133 value = __kmp_env_blk_var(block, "OMP_DYNAMIC"); 6134 if (value) { 6135 ompc_set_dynamic(__kmp_global.g.g_dynamic); 6136 } 6137} 6138 6139void __kmp_env_initialize(char const *string) { 6140 6141 kmp_env_blk_t block; 6142 int i; 6143 6144 __kmp_stg_init(); 6145 6146 // Hack!!! 6147 if (string == NULL) { 6148 // __kmp_max_nth = __kmp_sys_max_nth; 6149 __kmp_threads_capacity = 6150 __kmp_initial_threads_capacity(__kmp_dflt_team_nth_ub); 6151 } 6152 __kmp_env_blk_init(&block, string); 6153 6154 // update the set flag on all entries that have an env var 6155 for (i = 0; i < block.count; ++i) { 6156 if ((block.vars[i].name == NULL) || (*block.vars[i].name == '\0')) { 6157 continue; 6158 } 6159 if (block.vars[i].value == NULL) { 6160 continue; 6161 } 6162 kmp_setting_t *setting = __kmp_stg_find(block.vars[i].name); 6163 if (setting != NULL) { 6164 setting->set = 1; 6165 } 6166 } 6167 6168 // We need to know if blocktime was set when processing OMP_WAIT_POLICY 6169 blocktime_str = __kmp_env_blk_var(&block, "KMP_BLOCKTIME"); 6170 6171 // Special case. If we parse environment, not a string, process KMP_WARNINGS 6172 // first. 6173 if (string == NULL) { 6174 char const *name = "KMP_WARNINGS"; 6175 char const *value = __kmp_env_blk_var(&block, name); 6176 __kmp_stg_parse(name, value); 6177 } 6178 6179#if KMP_AFFINITY_SUPPORTED 6180 // Special case. KMP_AFFINITY is not a rival to other affinity env vars 6181 // if no affinity type is specified. We want to allow 6182 // KMP_AFFINITY=[no],verbose/[no]warnings/etc. to be enabled when 6183 // specifying the affinity type via GOMP_CPU_AFFINITY or the OMP 4.0 6184 // affinity mechanism. 6185 __kmp_affinity_notype = NULL; 6186 char const *aff_str = __kmp_env_blk_var(&block, "KMP_AFFINITY"); 6187 if (aff_str != NULL) { 6188 // Check if the KMP_AFFINITY type is specified in the string. 6189 // We just search the string for "compact", "scatter", etc. 6190 // without really parsing the string. The syntax of the 6191 // KMP_AFFINITY env var is such that none of the affinity 6192 // type names can appear anywhere other that the type 6193 // specifier, even as substrings. 6194 // 6195 // I can't find a case-insensitive version of strstr on Windows* OS. 6196 // Use the case-sensitive version for now. AIX does the same. 6197 6198#if KMP_OS_WINDOWS || KMP_OS_AIX 6199#define FIND strstr 6200#else 6201#define FIND strcasestr 6202#endif 6203 6204 if ((FIND(aff_str, "none") == NULL) && 6205 (FIND(aff_str, "physical") == NULL) && 6206 (FIND(aff_str, "logical") == NULL) && 6207 (FIND(aff_str, "compact") == NULL) && 6208 (FIND(aff_str, "scatter") == NULL) && 6209 (FIND(aff_str, "explicit") == NULL) && 6210 (FIND(aff_str, "balanced") == NULL) && 6211 (FIND(aff_str, "disabled") == NULL)) { 6212 __kmp_affinity_notype = __kmp_stg_find("KMP_AFFINITY"); 6213 } else { 6214 // A new affinity type is specified. 6215 // Reset the affinity flags to their default values, 6216 // in case this is called from kmp_set_defaults(). 6217 __kmp_affinity.type = affinity_default; 6218 __kmp_affinity.gran = KMP_HW_UNKNOWN; 6219 __kmp_affinity_top_method = affinity_top_method_default; 6220 __kmp_affinity.flags.respect = affinity_respect_mask_default; 6221 } 6222#undef FIND 6223 6224 // Also reset the affinity flags if OMP_PROC_BIND is specified. 6225 aff_str = __kmp_env_blk_var(&block, "OMP_PROC_BIND"); 6226 if (aff_str != NULL) { 6227 __kmp_affinity.type = affinity_default; 6228 __kmp_affinity.gran = KMP_HW_UNKNOWN; 6229 __kmp_affinity_top_method = affinity_top_method_default; 6230 __kmp_affinity.flags.respect = affinity_respect_mask_default; 6231 } 6232 } 6233 6234#endif /* KMP_AFFINITY_SUPPORTED */ 6235 6236 // Set up the nested proc bind type vector. 6237 if (__kmp_nested_proc_bind.bind_types == NULL) { 6238 __kmp_nested_proc_bind.bind_types = 6239 (kmp_proc_bind_t *)KMP_INTERNAL_MALLOC(sizeof(kmp_proc_bind_t)); 6240 if (__kmp_nested_proc_bind.bind_types == NULL) { 6241 KMP_FATAL(MemoryAllocFailed); 6242 } 6243 __kmp_nested_proc_bind.size = 1; 6244 __kmp_nested_proc_bind.used = 1; 6245#if KMP_AFFINITY_SUPPORTED 6246 __kmp_nested_proc_bind.bind_types[0] = proc_bind_default; 6247#else 6248 // default proc bind is false if affinity not supported 6249 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 6250#endif 6251 } 6252 6253 // Set up the affinity format ICV 6254 // Grab the default affinity format string from the message catalog 6255 kmp_msg_t m = 6256 __kmp_msg_format(kmp_i18n_msg_AffFormatDefault, "%P", "%i", "%n", "%A"); 6257 KMP_DEBUG_ASSERT(KMP_STRLEN(m.str) < KMP_AFFINITY_FORMAT_SIZE); 6258 6259 if (__kmp_affinity_format == NULL) { 6260 __kmp_affinity_format = 6261 (char *)KMP_INTERNAL_MALLOC(sizeof(char) * KMP_AFFINITY_FORMAT_SIZE); 6262 } 6263 KMP_STRCPY_S(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, m.str); 6264 __kmp_str_free(&m.str); 6265 6266 // Now process all of the settings. 6267 for (i = 0; i < block.count; ++i) { 6268 __kmp_stg_parse(block.vars[i].name, block.vars[i].value); 6269 } 6270 6271 // If user locks have been allocated yet, don't reset the lock vptr table. 6272 if (!__kmp_init_user_locks) { 6273 if (__kmp_user_lock_kind == lk_default) { 6274 __kmp_user_lock_kind = lk_queuing; 6275 } 6276#if KMP_USE_DYNAMIC_LOCK 6277 __kmp_init_dynamic_user_locks(); 6278#else 6279 __kmp_set_user_lock_vptrs(__kmp_user_lock_kind); 6280#endif 6281 } else { 6282 KMP_DEBUG_ASSERT(string != NULL); // kmp_set_defaults() was called 6283 KMP_DEBUG_ASSERT(__kmp_user_lock_kind != lk_default); 6284// Binds lock functions again to follow the transition between different 6285// KMP_CONSISTENCY_CHECK values. Calling this again is harmless as long 6286// as we do not allow lock kind changes after making a call to any 6287// user lock functions (true). 6288#if KMP_USE_DYNAMIC_LOCK 6289 __kmp_init_dynamic_user_locks(); 6290#else 6291 __kmp_set_user_lock_vptrs(__kmp_user_lock_kind); 6292#endif 6293 } 6294 6295#if KMP_AFFINITY_SUPPORTED 6296 6297 if (!TCR_4(__kmp_init_middle)) { 6298#if KMP_USE_HWLOC 6299 // Force using hwloc when either tiles or numa nodes requested within 6300 // KMP_HW_SUBSET or granularity setting and no other topology method 6301 // is requested 6302 if (__kmp_hw_subset && 6303 __kmp_affinity_top_method == affinity_top_method_default) 6304 if (__kmp_hw_subset->specified(KMP_HW_NUMA) || 6305 __kmp_hw_subset->specified(KMP_HW_TILE) || 6306 __kmp_affinity.gran == KMP_HW_TILE || 6307 __kmp_affinity.gran == KMP_HW_NUMA) 6308 __kmp_affinity_top_method = affinity_top_method_hwloc; 6309 // Force using hwloc when tiles or numa nodes requested for OMP_PLACES 6310 if (__kmp_affinity.gran == KMP_HW_NUMA || 6311 __kmp_affinity.gran == KMP_HW_TILE) 6312 __kmp_affinity_top_method = affinity_top_method_hwloc; 6313#endif 6314 // Determine if the machine/OS is actually capable of supporting 6315 // affinity. 6316 const char *var = "KMP_AFFINITY"; 6317 KMPAffinity::pick_api(); 6318#if KMP_USE_HWLOC 6319 // If Hwloc topology discovery was requested but affinity was also disabled, 6320 // then tell user that Hwloc request is being ignored and use default 6321 // topology discovery method. 6322 if (__kmp_affinity_top_method == affinity_top_method_hwloc && 6323 __kmp_affinity_dispatch->get_api_type() != KMPAffinity::HWLOC) { 6324 KMP_WARNING(AffIgnoringHwloc, var); 6325 __kmp_affinity_top_method = affinity_top_method_all; 6326 } 6327#endif 6328 if (__kmp_affinity.type == affinity_disabled) { 6329 KMP_AFFINITY_DISABLE(); 6330 } else if (!KMP_AFFINITY_CAPABLE()) { 6331 __kmp_affinity_dispatch->determine_capable(var); 6332 if (!KMP_AFFINITY_CAPABLE()) { 6333 if (__kmp_affinity.flags.verbose || 6334 (__kmp_affinity.flags.warnings && 6335 (__kmp_affinity.type != affinity_default) && 6336 (__kmp_affinity.type != affinity_none) && 6337 (__kmp_affinity.type != affinity_disabled))) { 6338 KMP_WARNING(AffNotSupported, var); 6339 } 6340 __kmp_affinity.type = affinity_disabled; 6341 __kmp_affinity.flags.respect = FALSE; 6342 __kmp_affinity.gran = KMP_HW_THREAD; 6343 } 6344 } 6345 6346 if (__kmp_affinity.type == affinity_disabled) { 6347 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 6348 } else if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_true) { 6349 // OMP_PROC_BIND=true maps to OMP_PROC_BIND=spread. 6350 __kmp_nested_proc_bind.bind_types[0] = proc_bind_spread; 6351 } 6352 6353 if (KMP_AFFINITY_CAPABLE()) { 6354 6355#if KMP_GROUP_AFFINITY 6356 // This checks to see if the initial affinity mask is equal 6357 // to a single windows processor group. If it is, then we do 6358 // not respect the initial affinity mask and instead, use the 6359 // entire machine. 6360 bool exactly_one_group = false; 6361 if (__kmp_num_proc_groups > 1) { 6362 int group; 6363 bool within_one_group; 6364 // Get the initial affinity mask and determine if it is 6365 // contained within a single group. 6366 kmp_affin_mask_t *init_mask; 6367 KMP_CPU_ALLOC(init_mask); 6368 __kmp_get_system_affinity(init_mask, TRUE); 6369 group = __kmp_get_proc_group(init_mask); 6370 within_one_group = (group >= 0); 6371 // If the initial affinity is within a single group, 6372 // then determine if it is equal to that single group. 6373 if (within_one_group) { 6374 DWORD num_bits_in_group = __kmp_GetActiveProcessorCount(group); 6375 DWORD num_bits_in_mask = 0; 6376 for (int bit = init_mask->begin(); bit != init_mask->end(); 6377 bit = init_mask->next(bit)) 6378 num_bits_in_mask++; 6379 exactly_one_group = (num_bits_in_group == num_bits_in_mask); 6380 } 6381 KMP_CPU_FREE(init_mask); 6382 } 6383 6384 // Handle the Win 64 group affinity stuff if there are multiple 6385 // processor groups, or if the user requested it, and OMP 4.0 6386 // affinity is not in effect. 6387 if (__kmp_num_proc_groups > 1 && 6388 __kmp_affinity.type == affinity_default && 6389 __kmp_nested_proc_bind.bind_types[0] == proc_bind_default) { 6390 // Do not respect the initial processor affinity mask if it is assigned 6391 // exactly one Windows Processor Group since this is interpreted as the 6392 // default OS assignment. Not respecting the mask allows the runtime to 6393 // use all the logical processors in all groups. 6394 if (__kmp_affinity.flags.respect == affinity_respect_mask_default && 6395 exactly_one_group) { 6396 __kmp_affinity.flags.respect = FALSE; 6397 } 6398 // Use compact affinity with anticipation of pinning to at least the 6399 // group granularity since threads can only be bound to one group. 6400 if (__kmp_affinity.type == affinity_default) { 6401 __kmp_affinity.type = affinity_compact; 6402 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 6403 } 6404 if (__kmp_hh_affinity.type == affinity_default) 6405 __kmp_hh_affinity.type = affinity_compact; 6406 if (__kmp_affinity_top_method == affinity_top_method_default) 6407 __kmp_affinity_top_method = affinity_top_method_all; 6408 if (__kmp_affinity.gran == KMP_HW_UNKNOWN) 6409 __kmp_affinity.gran = KMP_HW_PROC_GROUP; 6410 if (__kmp_hh_affinity.gran == KMP_HW_UNKNOWN) 6411 __kmp_hh_affinity.gran = KMP_HW_PROC_GROUP; 6412 } else 6413 6414#endif /* KMP_GROUP_AFFINITY */ 6415 6416 { 6417 if (__kmp_affinity.flags.respect == affinity_respect_mask_default) { 6418#if KMP_GROUP_AFFINITY 6419 if (__kmp_num_proc_groups > 1 && exactly_one_group) { 6420 __kmp_affinity.flags.respect = FALSE; 6421 } else 6422#endif /* KMP_GROUP_AFFINITY */ 6423 { 6424 __kmp_affinity.flags.respect = TRUE; 6425 } 6426 } 6427 if ((__kmp_nested_proc_bind.bind_types[0] != proc_bind_intel) && 6428 (__kmp_nested_proc_bind.bind_types[0] != proc_bind_default)) { 6429 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_false) 6430 __kmp_affinity.type = affinity_none; 6431 if (__kmp_affinity.type == affinity_default) { 6432 __kmp_affinity.type = affinity_compact; 6433 __kmp_affinity.flags.dups = FALSE; 6434 } 6435 } else if (__kmp_affinity.type == affinity_default) { 6436#if KMP_MIC_SUPPORTED 6437 if (__kmp_mic_type != non_mic) { 6438 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 6439 } else 6440#endif 6441 { 6442 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 6443 } 6444#if KMP_MIC_SUPPORTED 6445 if (__kmp_mic_type != non_mic) { 6446 __kmp_affinity.type = affinity_scatter; 6447 } else 6448#endif 6449 { 6450 __kmp_affinity.type = affinity_none; 6451 } 6452 } 6453 if (__kmp_hh_affinity.type == affinity_default) 6454 __kmp_hh_affinity.type = affinity_none; 6455 if ((__kmp_affinity.gran == KMP_HW_UNKNOWN) && 6456 (__kmp_affinity.gran_levels < 0)) { 6457#if KMP_MIC_SUPPORTED 6458 if (__kmp_mic_type != non_mic) { 6459 __kmp_affinity.gran = KMP_HW_THREAD; 6460 } else 6461#endif 6462 { 6463 __kmp_affinity.gran = KMP_HW_CORE; 6464 } 6465 } 6466 if ((__kmp_hh_affinity.gran == KMP_HW_UNKNOWN) && 6467 (__kmp_hh_affinity.gran_levels < 0)) { 6468#if KMP_MIC_SUPPORTED 6469 if (__kmp_mic_type != non_mic) { 6470 __kmp_hh_affinity.gran = KMP_HW_THREAD; 6471 } else 6472#endif 6473 { 6474 __kmp_hh_affinity.gran = KMP_HW_CORE; 6475 } 6476 } 6477 if (__kmp_affinity_top_method == affinity_top_method_default) { 6478 __kmp_affinity_top_method = affinity_top_method_all; 6479 } 6480 } 6481 } else { 6482 // If affinity is disabled, then still need to assign topology method 6483 // to attempt machine detection and affinity types 6484 if (__kmp_affinity_top_method == affinity_top_method_default) 6485 __kmp_affinity_top_method = affinity_top_method_all; 6486 if (__kmp_affinity.type == affinity_default) 6487 __kmp_affinity.type = affinity_disabled; 6488 if (__kmp_hh_affinity.type == affinity_default) 6489 __kmp_hh_affinity.type = affinity_disabled; 6490 } 6491 6492#ifdef KMP_DEBUG 6493 for (const kmp_affinity_t *affinity : __kmp_affinities) 6494 __kmp_print_affinity_settings(affinity); 6495 KMP_DEBUG_ASSERT(__kmp_nested_proc_bind.bind_types[0] != proc_bind_default); 6496 K_DIAG(1, ("__kmp_nested_proc_bind.bind_types[0] == %d\n", 6497 __kmp_nested_proc_bind.bind_types[0])); 6498#endif 6499 } 6500 6501#endif /* KMP_AFFINITY_SUPPORTED */ 6502 6503 // Post-initialization step: some env. vars need their value's further 6504 // processing 6505 if (string != NULL) { // kmp_set_defaults() was called 6506 __kmp_aux_env_initialize(&block); 6507 } 6508 6509 __kmp_env_blk_free(&block); 6510 6511 KMP_MB(); 6512 6513} // __kmp_env_initialize 6514 6515void __kmp_env_print() { 6516 6517 kmp_env_blk_t block; 6518 int i; 6519 kmp_str_buf_t buffer; 6520 6521 __kmp_stg_init(); 6522 __kmp_str_buf_init(&buffer); 6523 6524 __kmp_env_blk_init(&block, NULL); 6525 __kmp_env_blk_sort(&block); 6526 6527 // Print real environment values. 6528 __kmp_str_buf_print(&buffer, "\n%s\n\n", KMP_I18N_STR(UserSettings)); 6529 for (i = 0; i < block.count; ++i) { 6530 char const *name = block.vars[i].name; 6531 char const *value = block.vars[i].value; 6532 if ((KMP_STRLEN(name) > 4 && strncmp(name, "KMP_", 4) == 0) || 6533 strncmp(name, "OMP_", 4) == 0 6534#ifdef KMP_GOMP_COMPAT 6535 || strncmp(name, "GOMP_", 5) == 0 6536#endif // KMP_GOMP_COMPAT 6537 ) { 6538 __kmp_str_buf_print(&buffer, " %s=%s\n", name, value); 6539 } 6540 } 6541 __kmp_str_buf_print(&buffer, "\n"); 6542 6543 // Print internal (effective) settings. 6544 __kmp_str_buf_print(&buffer, "%s\n\n", KMP_I18N_STR(EffectiveSettings)); 6545 for (int i = 0; i < __kmp_stg_count; ++i) { 6546 if (__kmp_stg_table[i].print != NULL) { 6547 __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name, 6548 __kmp_stg_table[i].data); 6549 } 6550 } 6551 6552 __kmp_printf("%s", buffer.str); 6553 6554 __kmp_env_blk_free(&block); 6555 __kmp_str_buf_free(&buffer); 6556 6557 __kmp_printf("\n"); 6558 6559} // __kmp_env_print 6560 6561void __kmp_env_print_2() { 6562 __kmp_display_env_impl(__kmp_display_env, __kmp_display_env_verbose); 6563} // __kmp_env_print_2 6564 6565void __kmp_display_env_impl(int display_env, int display_env_verbose) { 6566 kmp_env_blk_t block; 6567 kmp_str_buf_t buffer; 6568 6569 __kmp_env_format = 1; 6570 6571 __kmp_stg_init(); 6572 __kmp_str_buf_init(&buffer); 6573 6574 __kmp_env_blk_init(&block, NULL); 6575 __kmp_env_blk_sort(&block); 6576 6577 __kmp_str_buf_print(&buffer, "\n%s\n", KMP_I18N_STR(DisplayEnvBegin)); 6578 __kmp_str_buf_print(&buffer, " _OPENMP='%d'\n", __kmp_openmp_version); 6579 6580 for (int i = 0; i < __kmp_stg_count; ++i) { 6581 if (__kmp_stg_table[i].print != NULL && 6582 ((display_env && strncmp(__kmp_stg_table[i].name, "OMP_", 4) == 0) || 6583 display_env_verbose)) { 6584 __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name, 6585 __kmp_stg_table[i].data); 6586 } 6587 } 6588 6589 __kmp_str_buf_print(&buffer, "%s\n", KMP_I18N_STR(DisplayEnvEnd)); 6590 __kmp_str_buf_print(&buffer, "\n"); 6591 6592 __kmp_printf("%s", buffer.str); 6593 6594 __kmp_env_blk_free(&block); 6595 __kmp_str_buf_free(&buffer); 6596 6597 __kmp_printf("\n"); 6598} 6599 6600#if OMPD_SUPPORT 6601// Dump environment variables for OMPD 6602void __kmp_env_dump() { 6603 6604 kmp_env_blk_t block; 6605 kmp_str_buf_t buffer, env, notdefined; 6606 6607 __kmp_stg_init(); 6608 __kmp_str_buf_init(&buffer); 6609 __kmp_str_buf_init(&env); 6610 __kmp_str_buf_init(¬defined); 6611 6612 __kmp_env_blk_init(&block, NULL); 6613 __kmp_env_blk_sort(&block); 6614 6615 __kmp_str_buf_print(¬defined, ": %s", KMP_I18N_STR(NotDefined)); 6616 6617 for (int i = 0; i < __kmp_stg_count; ++i) { 6618 if (__kmp_stg_table[i].print == NULL) 6619 continue; 6620 __kmp_str_buf_clear(&env); 6621 __kmp_stg_table[i].print(&env, __kmp_stg_table[i].name, 6622 __kmp_stg_table[i].data); 6623 if (env.used < 4) // valid definition must have indents (3) and a new line 6624 continue; 6625 if (strstr(env.str, notdefined.str)) 6626 // normalize the string 6627 __kmp_str_buf_print(&buffer, "%s=undefined\n", __kmp_stg_table[i].name); 6628 else 6629 __kmp_str_buf_cat(&buffer, env.str + 3, env.used - 3); 6630 } 6631 6632 ompd_env_block = (char *)__kmp_allocate(buffer.used + 1); 6633 KMP_MEMCPY(ompd_env_block, buffer.str, buffer.used + 1); 6634 ompd_env_block_size = (ompd_size_t)KMP_STRLEN(ompd_env_block); 6635 6636 __kmp_env_blk_free(&block); 6637 __kmp_str_buf_free(&buffer); 6638 __kmp_str_buf_free(&env); 6639 __kmp_str_buf_free(¬defined); 6640} 6641#endif // OMPD_SUPPORT 6642 6643// end of file 6644