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