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 /* Here, multipliers are like __kmp_convert_to_seconds, but floating-point 153 values are allowed, and the return value is in milliseconds. The default 154 multiplier is milliseconds. Returns INT_MAX only if the value specified 155 matches "infinit*". Returns -1 if specified string is invalid. */ 156 int __kmp_convert_to_milliseconds(char const *data) { 157 int ret, nvalues, factor; 158 char mult, extra; 159 double value; 160 161 if (data == NULL) 162 return (-1); 163 if (__kmp_str_match("infinit", -1, data)) 164 return (INT_MAX); 165 value = (double)0.0; 166 mult = '\0'; 167 nvalues = KMP_SSCANF(data, "%lf%c%c", &value, &mult, &extra); 168 if (nvalues < 1) 169 return (-1); 170 if (nvalues == 1) 171 mult = '\0'; 172 if (nvalues == 3) 173 return (-1); 174 175 if (value < 0) 176 return (-1); 177 178 switch (mult) { 179 case '\0': 180 /* default is milliseconds */ 181 factor = 1; 182 break; 183 case 's': 184 case 'S': 185 factor = 1000; 186 break; 187 case 'm': 188 case 'M': 189 factor = 1000 * 60; 190 break; 191 case 'h': 192 case 'H': 193 factor = 1000 * 60 * 60; 194 break; 195 case 'd': 196 case 'D': 197 factor = 1000 * 24 * 60 * 60; 198 break; 199 default: 200 return (-1); 201 } 202 203 if (value >= ((INT_MAX - 1) / factor)) 204 ret = INT_MAX - 1; /* Don't allow infinite value here */ 205 else 206 ret = (int)(value * (double)factor); /* truncate to int */ 207 208 return ret; 209 } 210 211 static int __kmp_strcasecmp_with_sentinel(char const *a, char const *b, 212 char sentinel) { 213 if (a == NULL) 214 a = ""; 215 if (b == NULL) 216 b = ""; 217 while (*a && *b && *b != sentinel) { 218 char ca = *a, cb = *b; 219 220 if (ca >= 'a' && ca <= 'z') 221 ca -= 'a' - 'A'; 222 if (cb >= 'a' && cb <= 'z') 223 cb -= 'a' - 'A'; 224 if (ca != cb) 225 return (int)(unsigned char)*a - (int)(unsigned char)*b; 226 ++a; 227 ++b; 228 } 229 return *a ? (*b && *b != sentinel) 230 ? (int)(unsigned char)*a - (int)(unsigned char)*b 231 : 1 232 : (*b && *b != sentinel) ? -1 233 : 0; 234 } 235 236 // ============================================================================= 237 // Table structures and helper functions. 238 239 typedef struct __kmp_setting kmp_setting_t; 240 typedef struct __kmp_stg_ss_data kmp_stg_ss_data_t; 241 typedef struct __kmp_stg_wp_data kmp_stg_wp_data_t; 242 typedef struct __kmp_stg_fr_data kmp_stg_fr_data_t; 243 244 typedef void (*kmp_stg_parse_func_t)(char const *name, char const *value, 245 void *data); 246 typedef void (*kmp_stg_print_func_t)(kmp_str_buf_t *buffer, char const *name, 247 void *data); 248 249 struct __kmp_setting { 250 char const *name; // Name of setting (environment variable). 251 kmp_stg_parse_func_t parse; // Parser function. 252 kmp_stg_print_func_t print; // Print function. 253 void *data; // Data passed to parser and printer. 254 int set; // Variable set during this "session" 255 // (__kmp_env_initialize() or kmp_set_defaults() call). 256 int defined; // Variable set in any "session". 257 }; // struct __kmp_setting 258 259 struct __kmp_stg_ss_data { 260 size_t factor; // Default factor: 1 for KMP_STACKSIZE, 1024 for others. 261 kmp_setting_t **rivals; // Array of pointers to rivals (including itself). 262 }; // struct __kmp_stg_ss_data 263 264 struct __kmp_stg_wp_data { 265 int omp; // 0 -- KMP_LIBRARY, 1 -- OMP_WAIT_POLICY. 266 kmp_setting_t **rivals; // Array of pointers to rivals (including itself). 267 }; // struct __kmp_stg_wp_data 268 269 struct __kmp_stg_fr_data { 270 int force; // 0 -- KMP_DETERMINISTIC_REDUCTION, 1 -- KMP_FORCE_REDUCTION. 271 kmp_setting_t **rivals; // Array of pointers to rivals (including itself). 272 }; // struct __kmp_stg_fr_data 273 274 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found. 275 char const *name, // Name of variable. 276 char const *value, // Value of the variable. 277 kmp_setting_t **rivals // List of rival settings (must include current one). 278 ); 279 280 // ----------------------------------------------------------------------------- 281 // Helper parse functions. 282 283 static void __kmp_stg_parse_bool(char const *name, char const *value, 284 int *out) { 285 if (__kmp_str_match_true(value)) { 286 *out = TRUE; 287 } else if (__kmp_str_match_false(value)) { 288 *out = FALSE; 289 } else { 290 __kmp_msg(kmp_ms_warning, KMP_MSG(BadBoolValue, name, value), 291 KMP_HNT(ValidBoolValues), __kmp_msg_null); 292 } 293 } // __kmp_stg_parse_bool 294 295 // placed here in order to use __kmp_round4k static function 296 void __kmp_check_stksize(size_t *val) { 297 // if system stack size is too big then limit the size for worker threads 298 if (*val > KMP_DEFAULT_STKSIZE * 16) // just a heuristics... 299 *val = KMP_DEFAULT_STKSIZE * 16; 300 if (*val < KMP_MIN_STKSIZE) 301 *val = KMP_MIN_STKSIZE; 302 if (*val > KMP_MAX_STKSIZE) 303 *val = KMP_MAX_STKSIZE; // dead code currently, but may work in future 304 #if KMP_OS_DARWIN 305 *val = __kmp_round4k(*val); 306 #endif // KMP_OS_DARWIN 307 } 308 309 static void __kmp_stg_parse_size(char const *name, char const *value, 310 size_t size_min, size_t size_max, 311 int *is_specified, size_t *out, 312 size_t factor) { 313 char const *msg = NULL; 314 #if KMP_OS_DARWIN 315 size_min = __kmp_round4k(size_min); 316 size_max = __kmp_round4k(size_max); 317 #endif // KMP_OS_DARWIN 318 if (value) { 319 if (is_specified != NULL) { 320 *is_specified = 1; 321 } 322 __kmp_str_to_size(value, out, factor, &msg); 323 if (msg == NULL) { 324 if (*out > size_max) { 325 *out = size_max; 326 msg = KMP_I18N_STR(ValueTooLarge); 327 } else if (*out < size_min) { 328 *out = size_min; 329 msg = KMP_I18N_STR(ValueTooSmall); 330 } else { 331 #if KMP_OS_DARWIN 332 size_t round4k = __kmp_round4k(*out); 333 if (*out != round4k) { 334 *out = round4k; 335 msg = KMP_I18N_STR(NotMultiple4K); 336 } 337 #endif 338 } 339 } else { 340 // If integer overflow occurred, * out == KMP_SIZE_T_MAX. Cut it to 341 // size_max silently. 342 if (*out < size_min) { 343 *out = size_max; 344 } else if (*out > size_max) { 345 *out = size_max; 346 } 347 } 348 if (msg != NULL) { 349 // Message is not empty. Print warning. 350 kmp_str_buf_t buf; 351 __kmp_str_buf_init(&buf); 352 __kmp_str_buf_print_size(&buf, *out); 353 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 354 KMP_INFORM(Using_str_Value, name, buf.str); 355 __kmp_str_buf_free(&buf); 356 } 357 } 358 } // __kmp_stg_parse_size 359 360 static void __kmp_stg_parse_str(char const *name, char const *value, 361 char **out) { 362 __kmp_str_free(out); 363 *out = __kmp_str_format("%s", value); 364 } // __kmp_stg_parse_str 365 366 static void __kmp_stg_parse_int( 367 char const 368 *name, // I: Name of environment variable (used in warning messages). 369 char const *value, // I: Value of environment variable to parse. 370 int min, // I: Minimum allowed value. 371 int max, // I: Maximum allowed value. 372 int *out // O: Output (parsed) value. 373 ) { 374 char const *msg = NULL; 375 kmp_uint64 uint = *out; 376 __kmp_str_to_uint(value, &uint, &msg); 377 if (msg == NULL) { 378 if (uint < (unsigned int)min) { 379 msg = KMP_I18N_STR(ValueTooSmall); 380 uint = min; 381 } else if (uint > (unsigned int)max) { 382 msg = KMP_I18N_STR(ValueTooLarge); 383 uint = max; 384 } 385 } else { 386 // If overflow occurred msg contains error message and uint is very big. Cut 387 // tmp it to INT_MAX. 388 if (uint < (unsigned int)min) { 389 uint = min; 390 } else if (uint > (unsigned int)max) { 391 uint = max; 392 } 393 } 394 if (msg != NULL) { 395 // Message is not empty. Print warning. 396 kmp_str_buf_t buf; 397 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 398 __kmp_str_buf_init(&buf); 399 __kmp_str_buf_print(&buf, "%" KMP_UINT64_SPEC "", uint); 400 KMP_INFORM(Using_uint64_Value, name, buf.str); 401 __kmp_str_buf_free(&buf); 402 } 403 __kmp_type_convert(uint, out); 404 } // __kmp_stg_parse_int 405 406 #if KMP_DEBUG_ADAPTIVE_LOCKS 407 static void __kmp_stg_parse_file(char const *name, char const *value, 408 const char *suffix, char **out) { 409 char buffer[256]; 410 char *t; 411 int hasSuffix; 412 __kmp_str_free(out); 413 t = (char *)strrchr(value, '.'); 414 hasSuffix = t && __kmp_str_eqf(t, suffix); 415 t = __kmp_str_format("%s%s", value, hasSuffix ? "" : suffix); 416 __kmp_expand_file_name(buffer, sizeof(buffer), t); 417 __kmp_str_free(&t); 418 *out = __kmp_str_format("%s", buffer); 419 } // __kmp_stg_parse_file 420 #endif 421 422 #ifdef KMP_DEBUG 423 static char *par_range_to_print = NULL; 424 425 static void __kmp_stg_parse_par_range(char const *name, char const *value, 426 int *out_range, char *out_routine, 427 char *out_file, int *out_lb, 428 int *out_ub) { 429 size_t len = KMP_STRLEN(value) + 1; 430 par_range_to_print = (char *)KMP_INTERNAL_MALLOC(len + 1); 431 KMP_STRNCPY_S(par_range_to_print, len + 1, value, len + 1); 432 __kmp_par_range = +1; 433 __kmp_par_range_lb = 0; 434 __kmp_par_range_ub = INT_MAX; 435 for (;;) { 436 unsigned int len; 437 if (*value == '\0') { 438 break; 439 } 440 if (!__kmp_strcasecmp_with_sentinel("routine", value, '=')) { 441 value = strchr(value, '=') + 1; 442 len = __kmp_readstr_with_sentinel(out_routine, value, 443 KMP_PAR_RANGE_ROUTINE_LEN - 1, ','); 444 if (len == 0) { 445 goto par_range_error; 446 } 447 value = strchr(value, ','); 448 if (value != NULL) { 449 value++; 450 } 451 continue; 452 } 453 if (!__kmp_strcasecmp_with_sentinel("filename", value, '=')) { 454 value = strchr(value, '=') + 1; 455 len = __kmp_readstr_with_sentinel(out_file, value, 456 KMP_PAR_RANGE_FILENAME_LEN - 1, ','); 457 if (len == 0) { 458 goto par_range_error; 459 } 460 value = strchr(value, ','); 461 if (value != NULL) { 462 value++; 463 } 464 continue; 465 } 466 if ((!__kmp_strcasecmp_with_sentinel("range", value, '=')) || 467 (!__kmp_strcasecmp_with_sentinel("incl_range", value, '='))) { 468 value = strchr(value, '=') + 1; 469 if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) { 470 goto par_range_error; 471 } 472 *out_range = +1; 473 value = strchr(value, ','); 474 if (value != NULL) { 475 value++; 476 } 477 continue; 478 } 479 if (!__kmp_strcasecmp_with_sentinel("excl_range", value, '=')) { 480 value = strchr(value, '=') + 1; 481 if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) { 482 goto par_range_error; 483 } 484 *out_range = -1; 485 value = strchr(value, ','); 486 if (value != NULL) { 487 value++; 488 } 489 continue; 490 } 491 par_range_error: 492 KMP_WARNING(ParRangeSyntax, name); 493 __kmp_par_range = 0; 494 break; 495 } 496 } // __kmp_stg_parse_par_range 497 #endif 498 499 int __kmp_initial_threads_capacity(int req_nproc) { 500 int nth = 32; 501 502 /* MIN( MAX( 32, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ), 503 * __kmp_max_nth) */ 504 if (nth < (4 * req_nproc)) 505 nth = (4 * req_nproc); 506 if (nth < (4 * __kmp_xproc)) 507 nth = (4 * __kmp_xproc); 508 509 // If hidden helper task is enabled, we initialize the thread capacity with 510 // extra __kmp_hidden_helper_threads_num. 511 if (__kmp_enable_hidden_helper) { 512 nth += __kmp_hidden_helper_threads_num; 513 } 514 515 if (nth > __kmp_max_nth) 516 nth = __kmp_max_nth; 517 518 return nth; 519 } 520 521 int __kmp_default_tp_capacity(int req_nproc, int max_nth, 522 int all_threads_specified) { 523 int nth = 128; 524 525 if (all_threads_specified) 526 return max_nth; 527 /* MIN( MAX (128, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ), 528 * __kmp_max_nth ) */ 529 if (nth < (4 * req_nproc)) 530 nth = (4 * req_nproc); 531 if (nth < (4 * __kmp_xproc)) 532 nth = (4 * __kmp_xproc); 533 534 if (nth > __kmp_max_nth) 535 nth = __kmp_max_nth; 536 537 return nth; 538 } 539 540 // ----------------------------------------------------------------------------- 541 // Helper print functions. 542 543 static void __kmp_stg_print_bool(kmp_str_buf_t *buffer, char const *name, 544 int value) { 545 if (__kmp_env_format) { 546 KMP_STR_BUF_PRINT_BOOL; 547 } else { 548 __kmp_str_buf_print(buffer, " %s=%s\n", name, value ? "true" : "false"); 549 } 550 } // __kmp_stg_print_bool 551 552 static void __kmp_stg_print_int(kmp_str_buf_t *buffer, char const *name, 553 int value) { 554 if (__kmp_env_format) { 555 KMP_STR_BUF_PRINT_INT; 556 } else { 557 __kmp_str_buf_print(buffer, " %s=%d\n", name, value); 558 } 559 } // __kmp_stg_print_int 560 561 static void __kmp_stg_print_uint64(kmp_str_buf_t *buffer, char const *name, 562 kmp_uint64 value) { 563 if (__kmp_env_format) { 564 KMP_STR_BUF_PRINT_UINT64; 565 } else { 566 __kmp_str_buf_print(buffer, " %s=%" KMP_UINT64_SPEC "\n", name, value); 567 } 568 } // __kmp_stg_print_uint64 569 570 static void __kmp_stg_print_str(kmp_str_buf_t *buffer, char const *name, 571 char const *value) { 572 if (__kmp_env_format) { 573 KMP_STR_BUF_PRINT_STR; 574 } else { 575 __kmp_str_buf_print(buffer, " %s=%s\n", name, value); 576 } 577 } // __kmp_stg_print_str 578 579 static void __kmp_stg_print_size(kmp_str_buf_t *buffer, char const *name, 580 size_t value) { 581 if (__kmp_env_format) { 582 KMP_STR_BUF_PRINT_NAME_EX(name); 583 __kmp_str_buf_print_size(buffer, value); 584 __kmp_str_buf_print(buffer, "'\n"); 585 } else { 586 __kmp_str_buf_print(buffer, " %s=", name); 587 __kmp_str_buf_print_size(buffer, value); 588 __kmp_str_buf_print(buffer, "\n"); 589 return; 590 } 591 } // __kmp_stg_print_size 592 593 // ============================================================================= 594 // Parse and print functions. 595 596 // ----------------------------------------------------------------------------- 597 // KMP_DEVICE_THREAD_LIMIT, KMP_ALL_THREADS 598 599 static void __kmp_stg_parse_device_thread_limit(char const *name, 600 char const *value, void *data) { 601 kmp_setting_t **rivals = (kmp_setting_t **)data; 602 int rc; 603 if (strcmp(name, "KMP_ALL_THREADS") == 0) { 604 KMP_INFORM(EnvVarDeprecated, name, "KMP_DEVICE_THREAD_LIMIT"); 605 } 606 rc = __kmp_stg_check_rivals(name, value, rivals); 607 if (rc) { 608 return; 609 } 610 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) { 611 __kmp_max_nth = __kmp_xproc; 612 __kmp_allThreadsSpecified = 1; 613 } else { 614 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_max_nth); 615 __kmp_allThreadsSpecified = 0; 616 } 617 K_DIAG(1, ("__kmp_max_nth == %d\n", __kmp_max_nth)); 618 619 } // __kmp_stg_parse_device_thread_limit 620 621 static void __kmp_stg_print_device_thread_limit(kmp_str_buf_t *buffer, 622 char const *name, void *data) { 623 __kmp_stg_print_int(buffer, name, __kmp_max_nth); 624 } // __kmp_stg_print_device_thread_limit 625 626 // ----------------------------------------------------------------------------- 627 // OMP_THREAD_LIMIT 628 static void __kmp_stg_parse_thread_limit(char const *name, char const *value, 629 void *data) { 630 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_cg_max_nth); 631 K_DIAG(1, ("__kmp_cg_max_nth == %d\n", __kmp_cg_max_nth)); 632 633 } // __kmp_stg_parse_thread_limit 634 635 static void __kmp_stg_print_thread_limit(kmp_str_buf_t *buffer, 636 char const *name, void *data) { 637 __kmp_stg_print_int(buffer, name, __kmp_cg_max_nth); 638 } // __kmp_stg_print_thread_limit 639 640 // ----------------------------------------------------------------------------- 641 // OMP_NUM_TEAMS 642 static void __kmp_stg_parse_nteams(char const *name, char const *value, 643 void *data) { 644 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_nteams); 645 K_DIAG(1, ("__kmp_nteams == %d\n", __kmp_nteams)); 646 } // __kmp_stg_parse_nteams 647 648 static void __kmp_stg_print_nteams(kmp_str_buf_t *buffer, char const *name, 649 void *data) { 650 __kmp_stg_print_int(buffer, name, __kmp_nteams); 651 } // __kmp_stg_print_nteams 652 653 // ----------------------------------------------------------------------------- 654 // OMP_TEAMS_THREAD_LIMIT 655 static void __kmp_stg_parse_teams_th_limit(char const *name, char const *value, 656 void *data) { 657 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, 658 &__kmp_teams_thread_limit); 659 K_DIAG(1, ("__kmp_teams_thread_limit == %d\n", __kmp_teams_thread_limit)); 660 } // __kmp_stg_parse_teams_th_limit 661 662 static void __kmp_stg_print_teams_th_limit(kmp_str_buf_t *buffer, 663 char const *name, void *data) { 664 __kmp_stg_print_int(buffer, name, __kmp_teams_thread_limit); 665 } // __kmp_stg_print_teams_th_limit 666 667 // ----------------------------------------------------------------------------- 668 // KMP_TEAMS_THREAD_LIMIT 669 static void __kmp_stg_parse_teams_thread_limit(char const *name, 670 char const *value, void *data) { 671 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_teams_max_nth); 672 } // __kmp_stg_teams_thread_limit 673 674 static void __kmp_stg_print_teams_thread_limit(kmp_str_buf_t *buffer, 675 char const *name, void *data) { 676 __kmp_stg_print_int(buffer, name, __kmp_teams_max_nth); 677 } // __kmp_stg_print_teams_thread_limit 678 679 // ----------------------------------------------------------------------------- 680 // KMP_USE_YIELD 681 static void __kmp_stg_parse_use_yield(char const *name, char const *value, 682 void *data) { 683 __kmp_stg_parse_int(name, value, 0, 2, &__kmp_use_yield); 684 __kmp_use_yield_exp_set = 1; 685 } // __kmp_stg_parse_use_yield 686 687 static void __kmp_stg_print_use_yield(kmp_str_buf_t *buffer, char const *name, 688 void *data) { 689 __kmp_stg_print_int(buffer, name, __kmp_use_yield); 690 } // __kmp_stg_print_use_yield 691 692 // ----------------------------------------------------------------------------- 693 // KMP_BLOCKTIME 694 695 static void __kmp_stg_parse_blocktime(char const *name, char const *value, 696 void *data) { 697 __kmp_dflt_blocktime = __kmp_convert_to_milliseconds(value); 698 if (__kmp_dflt_blocktime < 0) { 699 __kmp_dflt_blocktime = KMP_DEFAULT_BLOCKTIME; 700 __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidValue, name, value), 701 __kmp_msg_null); 702 KMP_INFORM(Using_int_Value, name, __kmp_dflt_blocktime); 703 __kmp_env_blocktime = FALSE; // Revert to default as if var not set. 704 } else { 705 if (__kmp_dflt_blocktime < KMP_MIN_BLOCKTIME) { 706 __kmp_dflt_blocktime = KMP_MIN_BLOCKTIME; 707 __kmp_msg(kmp_ms_warning, KMP_MSG(SmallValue, name, value), 708 __kmp_msg_null); 709 KMP_INFORM(MinValueUsing, name, __kmp_dflt_blocktime); 710 } else if (__kmp_dflt_blocktime > KMP_MAX_BLOCKTIME) { 711 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME; 712 __kmp_msg(kmp_ms_warning, KMP_MSG(LargeValue, name, value), 713 __kmp_msg_null); 714 KMP_INFORM(MaxValueUsing, name, __kmp_dflt_blocktime); 715 } 716 __kmp_env_blocktime = TRUE; // KMP_BLOCKTIME was specified. 717 } 718 #if KMP_USE_MONITOR 719 // calculate number of monitor thread wakeup intervals corresponding to 720 // blocktime. 721 __kmp_monitor_wakeups = 722 KMP_WAKEUPS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups); 723 __kmp_bt_intervals = 724 KMP_INTERVALS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups); 725 #endif 726 K_DIAG(1, ("__kmp_env_blocktime == %d\n", __kmp_env_blocktime)); 727 if (__kmp_env_blocktime) { 728 K_DIAG(1, ("__kmp_dflt_blocktime == %d\n", __kmp_dflt_blocktime)); 729 } 730 } // __kmp_stg_parse_blocktime 731 732 static void __kmp_stg_print_blocktime(kmp_str_buf_t *buffer, char const *name, 733 void *data) { 734 __kmp_stg_print_int(buffer, name, __kmp_dflt_blocktime); 735 } // __kmp_stg_print_blocktime 736 737 // ----------------------------------------------------------------------------- 738 // KMP_DUPLICATE_LIB_OK 739 740 static void __kmp_stg_parse_duplicate_lib_ok(char const *name, 741 char const *value, void *data) { 742 /* actually this variable is not supported, put here for compatibility with 743 earlier builds and for static/dynamic combination */ 744 __kmp_stg_parse_bool(name, value, &__kmp_duplicate_library_ok); 745 } // __kmp_stg_parse_duplicate_lib_ok 746 747 static void __kmp_stg_print_duplicate_lib_ok(kmp_str_buf_t *buffer, 748 char const *name, void *data) { 749 __kmp_stg_print_bool(buffer, name, __kmp_duplicate_library_ok); 750 } // __kmp_stg_print_duplicate_lib_ok 751 752 // ----------------------------------------------------------------------------- 753 // KMP_INHERIT_FP_CONTROL 754 755 #if KMP_ARCH_X86 || KMP_ARCH_X86_64 756 757 static void __kmp_stg_parse_inherit_fp_control(char const *name, 758 char const *value, void *data) { 759 __kmp_stg_parse_bool(name, value, &__kmp_inherit_fp_control); 760 } // __kmp_stg_parse_inherit_fp_control 761 762 static void __kmp_stg_print_inherit_fp_control(kmp_str_buf_t *buffer, 763 char const *name, void *data) { 764 #if KMP_DEBUG 765 __kmp_stg_print_bool(buffer, name, __kmp_inherit_fp_control); 766 #endif /* KMP_DEBUG */ 767 } // __kmp_stg_print_inherit_fp_control 768 769 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */ 770 771 // Used for OMP_WAIT_POLICY 772 static char const *blocktime_str = NULL; 773 774 // ----------------------------------------------------------------------------- 775 // KMP_LIBRARY, OMP_WAIT_POLICY 776 777 static void __kmp_stg_parse_wait_policy(char const *name, char const *value, 778 void *data) { 779 780 kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data; 781 int rc; 782 783 rc = __kmp_stg_check_rivals(name, value, wait->rivals); 784 if (rc) { 785 return; 786 } 787 788 if (wait->omp) { 789 if (__kmp_str_match("ACTIVE", 1, value)) { 790 __kmp_library = library_turnaround; 791 if (blocktime_str == NULL) { 792 // KMP_BLOCKTIME not specified, so set default to "infinite". 793 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME; 794 } 795 } else if (__kmp_str_match("PASSIVE", 1, value)) { 796 __kmp_library = library_throughput; 797 if (blocktime_str == NULL) { 798 // KMP_BLOCKTIME not specified, so set default to 0. 799 __kmp_dflt_blocktime = 0; 800 } 801 } else { 802 KMP_WARNING(StgInvalidValue, name, value); 803 } 804 } else { 805 if (__kmp_str_match("serial", 1, value)) { /* S */ 806 __kmp_library = library_serial; 807 } else if (__kmp_str_match("throughput", 2, value)) { /* TH */ 808 __kmp_library = library_throughput; 809 if (blocktime_str == NULL) { 810 // KMP_BLOCKTIME not specified, so set default to 0. 811 __kmp_dflt_blocktime = 0; 812 } 813 } else if (__kmp_str_match("turnaround", 2, value)) { /* TU */ 814 __kmp_library = library_turnaround; 815 } else if (__kmp_str_match("dedicated", 1, value)) { /* D */ 816 __kmp_library = library_turnaround; 817 } else if (__kmp_str_match("multiuser", 1, value)) { /* M */ 818 __kmp_library = library_throughput; 819 if (blocktime_str == NULL) { 820 // KMP_BLOCKTIME not specified, so set default to 0. 821 __kmp_dflt_blocktime = 0; 822 } 823 } else { 824 KMP_WARNING(StgInvalidValue, name, value); 825 } 826 } 827 } // __kmp_stg_parse_wait_policy 828 829 static void __kmp_stg_print_wait_policy(kmp_str_buf_t *buffer, char const *name, 830 void *data) { 831 832 kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data; 833 char const *value = NULL; 834 835 if (wait->omp) { 836 switch (__kmp_library) { 837 case library_turnaround: { 838 value = "ACTIVE"; 839 } break; 840 case library_throughput: { 841 value = "PASSIVE"; 842 } break; 843 } 844 } else { 845 switch (__kmp_library) { 846 case library_serial: { 847 value = "serial"; 848 } break; 849 case library_turnaround: { 850 value = "turnaround"; 851 } break; 852 case library_throughput: { 853 value = "throughput"; 854 } break; 855 } 856 } 857 if (value != NULL) { 858 __kmp_stg_print_str(buffer, name, value); 859 } 860 861 } // __kmp_stg_print_wait_policy 862 863 #if KMP_USE_MONITOR 864 // ----------------------------------------------------------------------------- 865 // KMP_MONITOR_STACKSIZE 866 867 static void __kmp_stg_parse_monitor_stacksize(char const *name, 868 char const *value, void *data) { 869 __kmp_stg_parse_size(name, value, __kmp_sys_min_stksize, KMP_MAX_STKSIZE, 870 NULL, &__kmp_monitor_stksize, 1); 871 } // __kmp_stg_parse_monitor_stacksize 872 873 static void __kmp_stg_print_monitor_stacksize(kmp_str_buf_t *buffer, 874 char const *name, void *data) { 875 if (__kmp_env_format) { 876 if (__kmp_monitor_stksize > 0) 877 KMP_STR_BUF_PRINT_NAME_EX(name); 878 else 879 KMP_STR_BUF_PRINT_NAME; 880 } else { 881 __kmp_str_buf_print(buffer, " %s", name); 882 } 883 if (__kmp_monitor_stksize > 0) { 884 __kmp_str_buf_print_size(buffer, __kmp_monitor_stksize); 885 } else { 886 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 887 } 888 if (__kmp_env_format && __kmp_monitor_stksize) { 889 __kmp_str_buf_print(buffer, "'\n"); 890 } 891 } // __kmp_stg_print_monitor_stacksize 892 #endif // KMP_USE_MONITOR 893 894 // ----------------------------------------------------------------------------- 895 // KMP_SETTINGS 896 897 static void __kmp_stg_parse_settings(char const *name, char const *value, 898 void *data) { 899 __kmp_stg_parse_bool(name, value, &__kmp_settings); 900 } // __kmp_stg_parse_settings 901 902 static void __kmp_stg_print_settings(kmp_str_buf_t *buffer, char const *name, 903 void *data) { 904 __kmp_stg_print_bool(buffer, name, __kmp_settings); 905 } // __kmp_stg_print_settings 906 907 // ----------------------------------------------------------------------------- 908 // KMP_STACKPAD 909 910 static void __kmp_stg_parse_stackpad(char const *name, char const *value, 911 void *data) { 912 __kmp_stg_parse_int(name, // Env var name 913 value, // Env var value 914 KMP_MIN_STKPADDING, // Min value 915 KMP_MAX_STKPADDING, // Max value 916 &__kmp_stkpadding // Var to initialize 917 ); 918 } // __kmp_stg_parse_stackpad 919 920 static void __kmp_stg_print_stackpad(kmp_str_buf_t *buffer, char const *name, 921 void *data) { 922 __kmp_stg_print_int(buffer, name, __kmp_stkpadding); 923 } // __kmp_stg_print_stackpad 924 925 // ----------------------------------------------------------------------------- 926 // KMP_STACKOFFSET 927 928 static void __kmp_stg_parse_stackoffset(char const *name, char const *value, 929 void *data) { 930 __kmp_stg_parse_size(name, // Env var name 931 value, // Env var value 932 KMP_MIN_STKOFFSET, // Min value 933 KMP_MAX_STKOFFSET, // Max value 934 NULL, // 935 &__kmp_stkoffset, // Var to initialize 936 1); 937 } // __kmp_stg_parse_stackoffset 938 939 static void __kmp_stg_print_stackoffset(kmp_str_buf_t *buffer, char const *name, 940 void *data) { 941 __kmp_stg_print_size(buffer, name, __kmp_stkoffset); 942 } // __kmp_stg_print_stackoffset 943 944 // ----------------------------------------------------------------------------- 945 // KMP_STACKSIZE, OMP_STACKSIZE, GOMP_STACKSIZE 946 947 static void __kmp_stg_parse_stacksize(char const *name, char const *value, 948 void *data) { 949 950 kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data; 951 int rc; 952 953 rc = __kmp_stg_check_rivals(name, value, stacksize->rivals); 954 if (rc) { 955 return; 956 } 957 __kmp_stg_parse_size(name, // Env var name 958 value, // Env var value 959 __kmp_sys_min_stksize, // Min value 960 KMP_MAX_STKSIZE, // Max value 961 &__kmp_env_stksize, // 962 &__kmp_stksize, // Var to initialize 963 stacksize->factor); 964 965 } // __kmp_stg_parse_stacksize 966 967 // This function is called for printing both KMP_STACKSIZE (factor is 1) and 968 // OMP_STACKSIZE (factor is 1024). Currently it is not possible to print 969 // OMP_STACKSIZE value in bytes. We can consider adding this possibility by a 970 // customer request in future. 971 static void __kmp_stg_print_stacksize(kmp_str_buf_t *buffer, char const *name, 972 void *data) { 973 kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data; 974 if (__kmp_env_format) { 975 KMP_STR_BUF_PRINT_NAME_EX(name); 976 __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024) 977 ? __kmp_stksize / stacksize->factor 978 : __kmp_stksize); 979 __kmp_str_buf_print(buffer, "'\n"); 980 } else { 981 __kmp_str_buf_print(buffer, " %s=", name); 982 __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024) 983 ? __kmp_stksize / stacksize->factor 984 : __kmp_stksize); 985 __kmp_str_buf_print(buffer, "\n"); 986 } 987 } // __kmp_stg_print_stacksize 988 989 // ----------------------------------------------------------------------------- 990 // KMP_VERSION 991 992 static void __kmp_stg_parse_version(char const *name, char const *value, 993 void *data) { 994 __kmp_stg_parse_bool(name, value, &__kmp_version); 995 } // __kmp_stg_parse_version 996 997 static void __kmp_stg_print_version(kmp_str_buf_t *buffer, char const *name, 998 void *data) { 999 __kmp_stg_print_bool(buffer, name, __kmp_version); 1000 } // __kmp_stg_print_version 1001 1002 // ----------------------------------------------------------------------------- 1003 // KMP_WARNINGS 1004 1005 static void __kmp_stg_parse_warnings(char const *name, char const *value, 1006 void *data) { 1007 __kmp_stg_parse_bool(name, value, &__kmp_generate_warnings); 1008 if (__kmp_generate_warnings != kmp_warnings_off) { 1009 // AC: only 0/1 values documented, so reset to explicit to distinguish from 1010 // default setting 1011 __kmp_generate_warnings = kmp_warnings_explicit; 1012 } 1013 } // __kmp_stg_parse_warnings 1014 1015 static void __kmp_stg_print_warnings(kmp_str_buf_t *buffer, char const *name, 1016 void *data) { 1017 // AC: TODO: change to print_int? (needs documentation change) 1018 __kmp_stg_print_bool(buffer, name, __kmp_generate_warnings); 1019 } // __kmp_stg_print_warnings 1020 1021 // ----------------------------------------------------------------------------- 1022 // KMP_NESTING_MODE 1023 1024 static void __kmp_stg_parse_nesting_mode(char const *name, char const *value, 1025 void *data) { 1026 __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_nesting_mode); 1027 #if KMP_AFFINITY_SUPPORTED && KMP_USE_HWLOC 1028 if (__kmp_nesting_mode > 0) 1029 __kmp_affinity_top_method = affinity_top_method_hwloc; 1030 #endif 1031 } // __kmp_stg_parse_nesting_mode 1032 1033 static void __kmp_stg_print_nesting_mode(kmp_str_buf_t *buffer, 1034 char const *name, void *data) { 1035 if (__kmp_env_format) { 1036 KMP_STR_BUF_PRINT_NAME; 1037 } else { 1038 __kmp_str_buf_print(buffer, " %s", name); 1039 } 1040 __kmp_str_buf_print(buffer, "=%d\n", __kmp_nesting_mode); 1041 } // __kmp_stg_print_nesting_mode 1042 1043 // ----------------------------------------------------------------------------- 1044 // OMP_NESTED, OMP_NUM_THREADS 1045 1046 static void __kmp_stg_parse_nested(char const *name, char const *value, 1047 void *data) { 1048 int nested; 1049 KMP_INFORM(EnvVarDeprecated, name, "OMP_MAX_ACTIVE_LEVELS"); 1050 __kmp_stg_parse_bool(name, value, &nested); 1051 if (nested) { 1052 if (!__kmp_dflt_max_active_levels_set) 1053 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT; 1054 } else { // nesting explicitly turned off 1055 __kmp_dflt_max_active_levels = 1; 1056 __kmp_dflt_max_active_levels_set = true; 1057 } 1058 } // __kmp_stg_parse_nested 1059 1060 static void __kmp_stg_print_nested(kmp_str_buf_t *buffer, char const *name, 1061 void *data) { 1062 if (__kmp_env_format) { 1063 KMP_STR_BUF_PRINT_NAME; 1064 } else { 1065 __kmp_str_buf_print(buffer, " %s", name); 1066 } 1067 __kmp_str_buf_print(buffer, ": deprecated; max-active-levels-var=%d\n", 1068 __kmp_dflt_max_active_levels); 1069 } // __kmp_stg_print_nested 1070 1071 static void __kmp_parse_nested_num_threads(const char *var, const char *env, 1072 kmp_nested_nthreads_t *nth_array) { 1073 const char *next = env; 1074 const char *scan = next; 1075 1076 int total = 0; // Count elements that were set. It'll be used as an array size 1077 int prev_comma = FALSE; // For correct processing sequential commas 1078 1079 // Count the number of values in the env. var string 1080 for (;;) { 1081 SKIP_WS(next); 1082 1083 if (*next == '\0') { 1084 break; 1085 } 1086 // Next character is not an integer or not a comma => end of list 1087 if (((*next < '0') || (*next > '9')) && (*next != ',')) { 1088 KMP_WARNING(NthSyntaxError, var, env); 1089 return; 1090 } 1091 // The next character is ',' 1092 if (*next == ',') { 1093 // ',' is the first character 1094 if (total == 0 || prev_comma) { 1095 total++; 1096 } 1097 prev_comma = TRUE; 1098 next++; // skip ',' 1099 SKIP_WS(next); 1100 } 1101 // Next character is a digit 1102 if (*next >= '0' && *next <= '9') { 1103 prev_comma = FALSE; 1104 SKIP_DIGITS(next); 1105 total++; 1106 const char *tmp = next; 1107 SKIP_WS(tmp); 1108 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) { 1109 KMP_WARNING(NthSpacesNotAllowed, var, env); 1110 return; 1111 } 1112 } 1113 } 1114 if (!__kmp_dflt_max_active_levels_set && total > 1) 1115 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT; 1116 KMP_DEBUG_ASSERT(total > 0); 1117 if (total <= 0) { 1118 KMP_WARNING(NthSyntaxError, var, env); 1119 return; 1120 } 1121 1122 // Check if the nested nthreads array exists 1123 if (!nth_array->nth) { 1124 // Allocate an array of double size 1125 nth_array->nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int) * total * 2); 1126 if (nth_array->nth == NULL) { 1127 KMP_FATAL(MemoryAllocFailed); 1128 } 1129 nth_array->size = total * 2; 1130 } else { 1131 if (nth_array->size < total) { 1132 // Increase the array size 1133 do { 1134 nth_array->size *= 2; 1135 } while (nth_array->size < total); 1136 1137 nth_array->nth = (int *)KMP_INTERNAL_REALLOC( 1138 nth_array->nth, sizeof(int) * nth_array->size); 1139 if (nth_array->nth == NULL) { 1140 KMP_FATAL(MemoryAllocFailed); 1141 } 1142 } 1143 } 1144 nth_array->used = total; 1145 int i = 0; 1146 1147 prev_comma = FALSE; 1148 total = 0; 1149 // Save values in the array 1150 for (;;) { 1151 SKIP_WS(scan); 1152 if (*scan == '\0') { 1153 break; 1154 } 1155 // The next character is ',' 1156 if (*scan == ',') { 1157 // ',' in the beginning of the list 1158 if (total == 0) { 1159 // The value is supposed to be equal to __kmp_avail_proc but it is 1160 // unknown at the moment. 1161 // So let's put a placeholder (#threads = 0) to correct it later. 1162 nth_array->nth[i++] = 0; 1163 total++; 1164 } else if (prev_comma) { 1165 // Num threads is inherited from the previous level 1166 nth_array->nth[i] = nth_array->nth[i - 1]; 1167 i++; 1168 total++; 1169 } 1170 prev_comma = TRUE; 1171 scan++; // skip ',' 1172 SKIP_WS(scan); 1173 } 1174 // Next character is a digit 1175 if (*scan >= '0' && *scan <= '9') { 1176 int num; 1177 const char *buf = scan; 1178 char const *msg = NULL; 1179 prev_comma = FALSE; 1180 SKIP_DIGITS(scan); 1181 total++; 1182 1183 num = __kmp_str_to_int(buf, *scan); 1184 if (num < KMP_MIN_NTH) { 1185 msg = KMP_I18N_STR(ValueTooSmall); 1186 num = KMP_MIN_NTH; 1187 } else if (num > __kmp_sys_max_nth) { 1188 msg = KMP_I18N_STR(ValueTooLarge); 1189 num = __kmp_sys_max_nth; 1190 } 1191 if (msg != NULL) { 1192 // Message is not empty. Print warning. 1193 KMP_WARNING(ParseSizeIntWarn, var, env, msg); 1194 KMP_INFORM(Using_int_Value, var, num); 1195 } 1196 nth_array->nth[i++] = num; 1197 } 1198 } 1199 } 1200 1201 static void __kmp_stg_parse_num_threads(char const *name, char const *value, 1202 void *data) { 1203 // TODO: Remove this option. OMP_NUM_THREADS is a list of positive integers! 1204 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) { 1205 // The array of 1 element 1206 __kmp_nested_nth.nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int)); 1207 __kmp_nested_nth.size = __kmp_nested_nth.used = 1; 1208 __kmp_nested_nth.nth[0] = __kmp_dflt_team_nth = __kmp_dflt_team_nth_ub = 1209 __kmp_xproc; 1210 } else { 1211 __kmp_parse_nested_num_threads(name, value, &__kmp_nested_nth); 1212 if (__kmp_nested_nth.nth) { 1213 __kmp_dflt_team_nth = __kmp_nested_nth.nth[0]; 1214 if (__kmp_dflt_team_nth_ub < __kmp_dflt_team_nth) { 1215 __kmp_dflt_team_nth_ub = __kmp_dflt_team_nth; 1216 } 1217 } 1218 } 1219 K_DIAG(1, ("__kmp_dflt_team_nth == %d\n", __kmp_dflt_team_nth)); 1220 } // __kmp_stg_parse_num_threads 1221 1222 static void __kmp_stg_parse_num_hidden_helper_threads(char const *name, 1223 char const *value, 1224 void *data) { 1225 __kmp_stg_parse_int(name, value, 0, 16, &__kmp_hidden_helper_threads_num); 1226 // If the number of hidden helper threads is zero, we disable hidden helper 1227 // task 1228 if (__kmp_hidden_helper_threads_num == 0) { 1229 __kmp_enable_hidden_helper = FALSE; 1230 } 1231 } // __kmp_stg_parse_num_hidden_helper_threads 1232 1233 static void __kmp_stg_print_num_hidden_helper_threads(kmp_str_buf_t *buffer, 1234 char const *name, 1235 void *data) { 1236 __kmp_stg_print_int(buffer, name, __kmp_hidden_helper_threads_num); 1237 } // __kmp_stg_print_num_hidden_helper_threads 1238 1239 static void __kmp_stg_parse_use_hidden_helper(char const *name, 1240 char const *value, void *data) { 1241 __kmp_stg_parse_bool(name, value, &__kmp_enable_hidden_helper); 1242 #if !KMP_OS_LINUX 1243 __kmp_enable_hidden_helper = FALSE; 1244 K_DIAG(1, 1245 ("__kmp_stg_parse_use_hidden_helper: Disable hidden helper task on " 1246 "non-Linux platform although it is enabled by user explicitly.\n")); 1247 #endif 1248 } // __kmp_stg_parse_use_hidden_helper 1249 1250 static void __kmp_stg_print_use_hidden_helper(kmp_str_buf_t *buffer, 1251 char const *name, void *data) { 1252 __kmp_stg_print_bool(buffer, name, __kmp_enable_hidden_helper); 1253 } // __kmp_stg_print_use_hidden_helper 1254 1255 static void __kmp_stg_print_num_threads(kmp_str_buf_t *buffer, char const *name, 1256 void *data) { 1257 if (__kmp_env_format) { 1258 KMP_STR_BUF_PRINT_NAME; 1259 } else { 1260 __kmp_str_buf_print(buffer, " %s", name); 1261 } 1262 if (__kmp_nested_nth.used) { 1263 kmp_str_buf_t buf; 1264 __kmp_str_buf_init(&buf); 1265 for (int i = 0; i < __kmp_nested_nth.used; i++) { 1266 __kmp_str_buf_print(&buf, "%d", __kmp_nested_nth.nth[i]); 1267 if (i < __kmp_nested_nth.used - 1) { 1268 __kmp_str_buf_print(&buf, ","); 1269 } 1270 } 1271 __kmp_str_buf_print(buffer, "='%s'\n", buf.str); 1272 __kmp_str_buf_free(&buf); 1273 } else { 1274 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 1275 } 1276 } // __kmp_stg_print_num_threads 1277 1278 // ----------------------------------------------------------------------------- 1279 // OpenMP 3.0: KMP_TASKING, OMP_MAX_ACTIVE_LEVELS, 1280 1281 static void __kmp_stg_parse_tasking(char const *name, char const *value, 1282 void *data) { 1283 __kmp_stg_parse_int(name, value, 0, (int)tskm_max, 1284 (int *)&__kmp_tasking_mode); 1285 } // __kmp_stg_parse_tasking 1286 1287 static void __kmp_stg_print_tasking(kmp_str_buf_t *buffer, char const *name, 1288 void *data) { 1289 __kmp_stg_print_int(buffer, name, __kmp_tasking_mode); 1290 } // __kmp_stg_print_tasking 1291 1292 static void __kmp_stg_parse_task_stealing(char const *name, char const *value, 1293 void *data) { 1294 __kmp_stg_parse_int(name, value, 0, 1, 1295 (int *)&__kmp_task_stealing_constraint); 1296 } // __kmp_stg_parse_task_stealing 1297 1298 static void __kmp_stg_print_task_stealing(kmp_str_buf_t *buffer, 1299 char const *name, void *data) { 1300 __kmp_stg_print_int(buffer, name, __kmp_task_stealing_constraint); 1301 } // __kmp_stg_print_task_stealing 1302 1303 static void __kmp_stg_parse_max_active_levels(char const *name, 1304 char const *value, void *data) { 1305 kmp_uint64 tmp_dflt = 0; 1306 char const *msg = NULL; 1307 if (!__kmp_dflt_max_active_levels_set) { 1308 // Don't overwrite __kmp_dflt_max_active_levels if we get an invalid setting 1309 __kmp_str_to_uint(value, &tmp_dflt, &msg); 1310 if (msg != NULL) { // invalid setting; print warning and ignore 1311 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 1312 } else if (tmp_dflt > KMP_MAX_ACTIVE_LEVELS_LIMIT) { 1313 // invalid setting; print warning and ignore 1314 msg = KMP_I18N_STR(ValueTooLarge); 1315 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 1316 } else { // valid setting 1317 __kmp_type_convert(tmp_dflt, &(__kmp_dflt_max_active_levels)); 1318 __kmp_dflt_max_active_levels_set = true; 1319 } 1320 } 1321 } // __kmp_stg_parse_max_active_levels 1322 1323 static void __kmp_stg_print_max_active_levels(kmp_str_buf_t *buffer, 1324 char const *name, void *data) { 1325 __kmp_stg_print_int(buffer, name, __kmp_dflt_max_active_levels); 1326 } // __kmp_stg_print_max_active_levels 1327 1328 // ----------------------------------------------------------------------------- 1329 // OpenMP 4.0: OMP_DEFAULT_DEVICE 1330 static void __kmp_stg_parse_default_device(char const *name, char const *value, 1331 void *data) { 1332 __kmp_stg_parse_int(name, value, 0, KMP_MAX_DEFAULT_DEVICE_LIMIT, 1333 &__kmp_default_device); 1334 } // __kmp_stg_parse_default_device 1335 1336 static void __kmp_stg_print_default_device(kmp_str_buf_t *buffer, 1337 char const *name, void *data) { 1338 __kmp_stg_print_int(buffer, name, __kmp_default_device); 1339 } // __kmp_stg_print_default_device 1340 1341 // ----------------------------------------------------------------------------- 1342 // OpenMP 5.0: OMP_TARGET_OFFLOAD 1343 static void __kmp_stg_parse_target_offload(char const *name, char const *value, 1344 void *data) { 1345 const char *next = value; 1346 const char *scan = next; 1347 1348 __kmp_target_offload = tgt_default; 1349 SKIP_WS(next); 1350 if (*next == '\0') 1351 return; 1352 scan = next; 1353 if (!__kmp_strcasecmp_with_sentinel("mandatory", scan, 0)) { 1354 __kmp_target_offload = tgt_mandatory; 1355 } else if (!__kmp_strcasecmp_with_sentinel("disabled", scan, 0)) { 1356 __kmp_target_offload = tgt_disabled; 1357 } else if (!__kmp_strcasecmp_with_sentinel("default", scan, 0)) { 1358 __kmp_target_offload = tgt_default; 1359 } else { 1360 KMP_WARNING(SyntaxErrorUsing, name, "DEFAULT"); 1361 } 1362 1363 } // __kmp_stg_parse_target_offload 1364 1365 static void __kmp_stg_print_target_offload(kmp_str_buf_t *buffer, 1366 char const *name, void *data) { 1367 const char *value = NULL; 1368 if (__kmp_target_offload == tgt_default) 1369 value = "DEFAULT"; 1370 else if (__kmp_target_offload == tgt_mandatory) 1371 value = "MANDATORY"; 1372 else if (__kmp_target_offload == tgt_disabled) 1373 value = "DISABLED"; 1374 KMP_DEBUG_ASSERT(value); 1375 if (__kmp_env_format) { 1376 KMP_STR_BUF_PRINT_NAME; 1377 } else { 1378 __kmp_str_buf_print(buffer, " %s", name); 1379 } 1380 __kmp_str_buf_print(buffer, "=%s\n", value); 1381 } // __kmp_stg_print_target_offload 1382 1383 // ----------------------------------------------------------------------------- 1384 // OpenMP 4.5: OMP_MAX_TASK_PRIORITY 1385 static void __kmp_stg_parse_max_task_priority(char const *name, 1386 char const *value, void *data) { 1387 __kmp_stg_parse_int(name, value, 0, KMP_MAX_TASK_PRIORITY_LIMIT, 1388 &__kmp_max_task_priority); 1389 } // __kmp_stg_parse_max_task_priority 1390 1391 static void __kmp_stg_print_max_task_priority(kmp_str_buf_t *buffer, 1392 char const *name, void *data) { 1393 __kmp_stg_print_int(buffer, name, __kmp_max_task_priority); 1394 } // __kmp_stg_print_max_task_priority 1395 1396 // KMP_TASKLOOP_MIN_TASKS 1397 // taskloop threshold to switch from recursive to linear tasks creation 1398 static void __kmp_stg_parse_taskloop_min_tasks(char const *name, 1399 char const *value, void *data) { 1400 int tmp; 1401 __kmp_stg_parse_int(name, value, 0, INT_MAX, &tmp); 1402 __kmp_taskloop_min_tasks = tmp; 1403 } // __kmp_stg_parse_taskloop_min_tasks 1404 1405 static void __kmp_stg_print_taskloop_min_tasks(kmp_str_buf_t *buffer, 1406 char const *name, void *data) { 1407 __kmp_stg_print_uint64(buffer, name, __kmp_taskloop_min_tasks); 1408 } // __kmp_stg_print_taskloop_min_tasks 1409 1410 // ----------------------------------------------------------------------------- 1411 // KMP_DISP_NUM_BUFFERS 1412 static void __kmp_stg_parse_disp_buffers(char const *name, char const *value, 1413 void *data) { 1414 if (TCR_4(__kmp_init_serial)) { 1415 KMP_WARNING(EnvSerialWarn, name); 1416 return; 1417 } // read value before serial initialization only 1418 __kmp_stg_parse_int(name, value, KMP_MIN_DISP_NUM_BUFF, KMP_MAX_DISP_NUM_BUFF, 1419 &__kmp_dispatch_num_buffers); 1420 } // __kmp_stg_parse_disp_buffers 1421 1422 static void __kmp_stg_print_disp_buffers(kmp_str_buf_t *buffer, 1423 char const *name, void *data) { 1424 __kmp_stg_print_int(buffer, name, __kmp_dispatch_num_buffers); 1425 } // __kmp_stg_print_disp_buffers 1426 1427 #if KMP_NESTED_HOT_TEAMS 1428 // ----------------------------------------------------------------------------- 1429 // KMP_HOT_TEAMS_MAX_LEVEL, KMP_HOT_TEAMS_MODE 1430 1431 static void __kmp_stg_parse_hot_teams_level(char const *name, char const *value, 1432 void *data) { 1433 if (TCR_4(__kmp_init_parallel)) { 1434 KMP_WARNING(EnvParallelWarn, name); 1435 return; 1436 } // read value before first parallel only 1437 __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT, 1438 &__kmp_hot_teams_max_level); 1439 } // __kmp_stg_parse_hot_teams_level 1440 1441 static void __kmp_stg_print_hot_teams_level(kmp_str_buf_t *buffer, 1442 char const *name, void *data) { 1443 __kmp_stg_print_int(buffer, name, __kmp_hot_teams_max_level); 1444 } // __kmp_stg_print_hot_teams_level 1445 1446 static void __kmp_stg_parse_hot_teams_mode(char const *name, char const *value, 1447 void *data) { 1448 if (TCR_4(__kmp_init_parallel)) { 1449 KMP_WARNING(EnvParallelWarn, name); 1450 return; 1451 } // read value before first parallel only 1452 __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT, 1453 &__kmp_hot_teams_mode); 1454 } // __kmp_stg_parse_hot_teams_mode 1455 1456 static void __kmp_stg_print_hot_teams_mode(kmp_str_buf_t *buffer, 1457 char const *name, void *data) { 1458 __kmp_stg_print_int(buffer, name, __kmp_hot_teams_mode); 1459 } // __kmp_stg_print_hot_teams_mode 1460 1461 #endif // KMP_NESTED_HOT_TEAMS 1462 1463 // ----------------------------------------------------------------------------- 1464 // KMP_HANDLE_SIGNALS 1465 1466 #if KMP_HANDLE_SIGNALS 1467 1468 static void __kmp_stg_parse_handle_signals(char const *name, char const *value, 1469 void *data) { 1470 __kmp_stg_parse_bool(name, value, &__kmp_handle_signals); 1471 } // __kmp_stg_parse_handle_signals 1472 1473 static void __kmp_stg_print_handle_signals(kmp_str_buf_t *buffer, 1474 char const *name, void *data) { 1475 __kmp_stg_print_bool(buffer, name, __kmp_handle_signals); 1476 } // __kmp_stg_print_handle_signals 1477 1478 #endif // KMP_HANDLE_SIGNALS 1479 1480 // ----------------------------------------------------------------------------- 1481 // KMP_X_DEBUG, KMP_DEBUG, KMP_DEBUG_BUF_*, KMP_DIAG 1482 1483 #ifdef KMP_DEBUG 1484 1485 #define KMP_STG_X_DEBUG(x) \ 1486 static void __kmp_stg_parse_##x##_debug(char const *name, char const *value, \ 1487 void *data) { \ 1488 __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_##x##_debug); \ 1489 } /* __kmp_stg_parse_x_debug */ \ 1490 static void __kmp_stg_print_##x##_debug(kmp_str_buf_t *buffer, \ 1491 char const *name, void *data) { \ 1492 __kmp_stg_print_int(buffer, name, kmp_##x##_debug); \ 1493 } /* __kmp_stg_print_x_debug */ 1494 1495 KMP_STG_X_DEBUG(a) 1496 KMP_STG_X_DEBUG(b) 1497 KMP_STG_X_DEBUG(c) 1498 KMP_STG_X_DEBUG(d) 1499 KMP_STG_X_DEBUG(e) 1500 KMP_STG_X_DEBUG(f) 1501 1502 #undef KMP_STG_X_DEBUG 1503 1504 static void __kmp_stg_parse_debug(char const *name, char const *value, 1505 void *data) { 1506 int debug = 0; 1507 __kmp_stg_parse_int(name, value, 0, INT_MAX, &debug); 1508 if (kmp_a_debug < debug) { 1509 kmp_a_debug = debug; 1510 } 1511 if (kmp_b_debug < debug) { 1512 kmp_b_debug = debug; 1513 } 1514 if (kmp_c_debug < debug) { 1515 kmp_c_debug = debug; 1516 } 1517 if (kmp_d_debug < debug) { 1518 kmp_d_debug = debug; 1519 } 1520 if (kmp_e_debug < debug) { 1521 kmp_e_debug = debug; 1522 } 1523 if (kmp_f_debug < debug) { 1524 kmp_f_debug = debug; 1525 } 1526 } // __kmp_stg_parse_debug 1527 1528 static void __kmp_stg_parse_debug_buf(char const *name, char const *value, 1529 void *data) { 1530 __kmp_stg_parse_bool(name, value, &__kmp_debug_buf); 1531 // !!! TODO: Move buffer initialization of of this file! It may works 1532 // incorrectly if KMP_DEBUG_BUF is parsed before KMP_DEBUG_BUF_LINES or 1533 // KMP_DEBUG_BUF_CHARS. 1534 if (__kmp_debug_buf) { 1535 int i; 1536 int elements = __kmp_debug_buf_lines * __kmp_debug_buf_chars; 1537 1538 /* allocate and initialize all entries in debug buffer to empty */ 1539 __kmp_debug_buffer = (char *)__kmp_page_allocate(elements * sizeof(char)); 1540 for (i = 0; i < elements; i += __kmp_debug_buf_chars) 1541 __kmp_debug_buffer[i] = '\0'; 1542 1543 __kmp_debug_count = 0; 1544 } 1545 K_DIAG(1, ("__kmp_debug_buf = %d\n", __kmp_debug_buf)); 1546 } // __kmp_stg_parse_debug_buf 1547 1548 static void __kmp_stg_print_debug_buf(kmp_str_buf_t *buffer, char const *name, 1549 void *data) { 1550 __kmp_stg_print_bool(buffer, name, __kmp_debug_buf); 1551 } // __kmp_stg_print_debug_buf 1552 1553 static void __kmp_stg_parse_debug_buf_atomic(char const *name, 1554 char const *value, void *data) { 1555 __kmp_stg_parse_bool(name, value, &__kmp_debug_buf_atomic); 1556 } // __kmp_stg_parse_debug_buf_atomic 1557 1558 static void __kmp_stg_print_debug_buf_atomic(kmp_str_buf_t *buffer, 1559 char const *name, void *data) { 1560 __kmp_stg_print_bool(buffer, name, __kmp_debug_buf_atomic); 1561 } // __kmp_stg_print_debug_buf_atomic 1562 1563 static void __kmp_stg_parse_debug_buf_chars(char const *name, char const *value, 1564 void *data) { 1565 __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_CHARS_MIN, INT_MAX, 1566 &__kmp_debug_buf_chars); 1567 } // __kmp_stg_debug_parse_buf_chars 1568 1569 static void __kmp_stg_print_debug_buf_chars(kmp_str_buf_t *buffer, 1570 char const *name, void *data) { 1571 __kmp_stg_print_int(buffer, name, __kmp_debug_buf_chars); 1572 } // __kmp_stg_print_debug_buf_chars 1573 1574 static void __kmp_stg_parse_debug_buf_lines(char const *name, char const *value, 1575 void *data) { 1576 __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_LINES_MIN, INT_MAX, 1577 &__kmp_debug_buf_lines); 1578 } // __kmp_stg_parse_debug_buf_lines 1579 1580 static void __kmp_stg_print_debug_buf_lines(kmp_str_buf_t *buffer, 1581 char const *name, void *data) { 1582 __kmp_stg_print_int(buffer, name, __kmp_debug_buf_lines); 1583 } // __kmp_stg_print_debug_buf_lines 1584 1585 static void __kmp_stg_parse_diag(char const *name, char const *value, 1586 void *data) { 1587 __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_diag); 1588 } // __kmp_stg_parse_diag 1589 1590 static void __kmp_stg_print_diag(kmp_str_buf_t *buffer, char const *name, 1591 void *data) { 1592 __kmp_stg_print_int(buffer, name, kmp_diag); 1593 } // __kmp_stg_print_diag 1594 1595 #endif // KMP_DEBUG 1596 1597 // ----------------------------------------------------------------------------- 1598 // KMP_ALIGN_ALLOC 1599 1600 static void __kmp_stg_parse_align_alloc(char const *name, char const *value, 1601 void *data) { 1602 __kmp_stg_parse_size(name, value, CACHE_LINE, INT_MAX, NULL, 1603 &__kmp_align_alloc, 1); 1604 } // __kmp_stg_parse_align_alloc 1605 1606 static void __kmp_stg_print_align_alloc(kmp_str_buf_t *buffer, char const *name, 1607 void *data) { 1608 __kmp_stg_print_size(buffer, name, __kmp_align_alloc); 1609 } // __kmp_stg_print_align_alloc 1610 1611 // ----------------------------------------------------------------------------- 1612 // KMP_PLAIN_BARRIER, KMP_FORKJOIN_BARRIER, KMP_REDUCTION_BARRIER 1613 1614 // TODO: Remove __kmp_barrier_branch_bit_env_name varibale, remove loops from 1615 // parse and print functions, pass required info through data argument. 1616 1617 static void __kmp_stg_parse_barrier_branch_bit(char const *name, 1618 char const *value, void *data) { 1619 const char *var; 1620 1621 /* ---------- Barrier branch bit control ------------ */ 1622 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) { 1623 var = __kmp_barrier_branch_bit_env_name[i]; 1624 if ((strcmp(var, name) == 0) && (value != 0)) { 1625 char *comma; 1626 1627 comma = CCAST(char *, strchr(value, ',')); 1628 __kmp_barrier_gather_branch_bits[i] = 1629 (kmp_uint32)__kmp_str_to_int(value, ','); 1630 /* is there a specified release parameter? */ 1631 if (comma == NULL) { 1632 __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt; 1633 } else { 1634 __kmp_barrier_release_branch_bits[i] = 1635 (kmp_uint32)__kmp_str_to_int(comma + 1, 0); 1636 1637 if (__kmp_barrier_release_branch_bits[i] > KMP_MAX_BRANCH_BITS) { 1638 __kmp_msg(kmp_ms_warning, 1639 KMP_MSG(BarrReleaseValueInvalid, name, comma + 1), 1640 __kmp_msg_null); 1641 __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt; 1642 } 1643 } 1644 if (__kmp_barrier_gather_branch_bits[i] > KMP_MAX_BRANCH_BITS) { 1645 KMP_WARNING(BarrGatherValueInvalid, name, value); 1646 KMP_INFORM(Using_uint_Value, name, __kmp_barrier_gather_bb_dflt); 1647 __kmp_barrier_gather_branch_bits[i] = __kmp_barrier_gather_bb_dflt; 1648 } 1649 } 1650 K_DIAG(1, ("%s == %d,%d\n", __kmp_barrier_branch_bit_env_name[i], 1651 __kmp_barrier_gather_branch_bits[i], 1652 __kmp_barrier_release_branch_bits[i])) 1653 } 1654 } // __kmp_stg_parse_barrier_branch_bit 1655 1656 static void __kmp_stg_print_barrier_branch_bit(kmp_str_buf_t *buffer, 1657 char const *name, void *data) { 1658 const char *var; 1659 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) { 1660 var = __kmp_barrier_branch_bit_env_name[i]; 1661 if (strcmp(var, name) == 0) { 1662 if (__kmp_env_format) { 1663 KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_branch_bit_env_name[i]); 1664 } else { 1665 __kmp_str_buf_print(buffer, " %s='", 1666 __kmp_barrier_branch_bit_env_name[i]); 1667 } 1668 __kmp_str_buf_print(buffer, "%d,%d'\n", 1669 __kmp_barrier_gather_branch_bits[i], 1670 __kmp_barrier_release_branch_bits[i]); 1671 } 1672 } 1673 } // __kmp_stg_print_barrier_branch_bit 1674 1675 // ---------------------------------------------------------------------------- 1676 // KMP_PLAIN_BARRIER_PATTERN, KMP_FORKJOIN_BARRIER_PATTERN, 1677 // KMP_REDUCTION_BARRIER_PATTERN 1678 1679 // TODO: Remove __kmp_barrier_pattern_name variable, remove loops from parse and 1680 // print functions, pass required data to functions through data argument. 1681 1682 static void __kmp_stg_parse_barrier_pattern(char const *name, char const *value, 1683 void *data) { 1684 const char *var; 1685 /* ---------- Barrier method control ------------ */ 1686 1687 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) { 1688 var = __kmp_barrier_pattern_env_name[i]; 1689 1690 if ((strcmp(var, name) == 0) && (value != 0)) { 1691 int j; 1692 char *comma = CCAST(char *, strchr(value, ',')); 1693 1694 /* handle first parameter: gather pattern */ 1695 for (j = bp_linear_bar; j < bp_last_bar; j++) { 1696 if (__kmp_match_with_sentinel(__kmp_barrier_pattern_name[j], value, 1, 1697 ',')) { 1698 __kmp_barrier_gather_pattern[i] = (kmp_bar_pat_e)j; 1699 break; 1700 } 1701 } 1702 if (j == bp_last_bar) { 1703 KMP_WARNING(BarrGatherValueInvalid, name, value); 1704 KMP_INFORM(Using_str_Value, name, 1705 __kmp_barrier_pattern_name[bp_linear_bar]); 1706 } 1707 1708 /* handle second parameter: release pattern */ 1709 if (comma != NULL) { 1710 for (j = bp_linear_bar; j < bp_last_bar; j++) { 1711 if (__kmp_str_match(__kmp_barrier_pattern_name[j], 1, comma + 1)) { 1712 __kmp_barrier_release_pattern[i] = (kmp_bar_pat_e)j; 1713 break; 1714 } 1715 } 1716 if (j == bp_last_bar) { 1717 __kmp_msg(kmp_ms_warning, 1718 KMP_MSG(BarrReleaseValueInvalid, name, comma + 1), 1719 __kmp_msg_null); 1720 KMP_INFORM(Using_str_Value, name, 1721 __kmp_barrier_pattern_name[bp_linear_bar]); 1722 } 1723 } 1724 } 1725 } 1726 } // __kmp_stg_parse_barrier_pattern 1727 1728 static void __kmp_stg_print_barrier_pattern(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_pattern_env_name[i]; 1733 if (strcmp(var, name) == 0) { 1734 int j = __kmp_barrier_gather_pattern[i]; 1735 int k = __kmp_barrier_release_pattern[i]; 1736 if (__kmp_env_format) { 1737 KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_pattern_env_name[i]); 1738 } else { 1739 __kmp_str_buf_print(buffer, " %s='", 1740 __kmp_barrier_pattern_env_name[i]); 1741 } 1742 KMP_DEBUG_ASSERT(j < bs_last_barrier && k < bs_last_barrier); 1743 __kmp_str_buf_print(buffer, "%s,%s'\n", __kmp_barrier_pattern_name[j], 1744 __kmp_barrier_pattern_name[k]); 1745 } 1746 } 1747 } // __kmp_stg_print_barrier_pattern 1748 1749 // ----------------------------------------------------------------------------- 1750 // KMP_ABORT_DELAY 1751 1752 static void __kmp_stg_parse_abort_delay(char const *name, char const *value, 1753 void *data) { 1754 // Units of KMP_DELAY_ABORT are seconds, units of __kmp_abort_delay is 1755 // milliseconds. 1756 int delay = __kmp_abort_delay / 1000; 1757 __kmp_stg_parse_int(name, value, 0, INT_MAX / 1000, &delay); 1758 __kmp_abort_delay = delay * 1000; 1759 } // __kmp_stg_parse_abort_delay 1760 1761 static void __kmp_stg_print_abort_delay(kmp_str_buf_t *buffer, char const *name, 1762 void *data) { 1763 __kmp_stg_print_int(buffer, name, __kmp_abort_delay); 1764 } // __kmp_stg_print_abort_delay 1765 1766 // ----------------------------------------------------------------------------- 1767 // KMP_CPUINFO_FILE 1768 1769 static void __kmp_stg_parse_cpuinfo_file(char const *name, char const *value, 1770 void *data) { 1771 #if KMP_AFFINITY_SUPPORTED 1772 __kmp_stg_parse_str(name, value, &__kmp_cpuinfo_file); 1773 K_DIAG(1, ("__kmp_cpuinfo_file == %s\n", __kmp_cpuinfo_file)); 1774 #endif 1775 } //__kmp_stg_parse_cpuinfo_file 1776 1777 static void __kmp_stg_print_cpuinfo_file(kmp_str_buf_t *buffer, 1778 char const *name, void *data) { 1779 #if KMP_AFFINITY_SUPPORTED 1780 if (__kmp_env_format) { 1781 KMP_STR_BUF_PRINT_NAME; 1782 } else { 1783 __kmp_str_buf_print(buffer, " %s", name); 1784 } 1785 if (__kmp_cpuinfo_file) { 1786 __kmp_str_buf_print(buffer, "='%s'\n", __kmp_cpuinfo_file); 1787 } else { 1788 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 1789 } 1790 #endif 1791 } //__kmp_stg_print_cpuinfo_file 1792 1793 // ----------------------------------------------------------------------------- 1794 // KMP_FORCE_REDUCTION, KMP_DETERMINISTIC_REDUCTION 1795 1796 static void __kmp_stg_parse_force_reduction(char const *name, char const *value, 1797 void *data) { 1798 kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data; 1799 int rc; 1800 1801 rc = __kmp_stg_check_rivals(name, value, reduction->rivals); 1802 if (rc) { 1803 return; 1804 } 1805 if (reduction->force) { 1806 if (value != 0) { 1807 if (__kmp_str_match("critical", 0, value)) 1808 __kmp_force_reduction_method = critical_reduce_block; 1809 else if (__kmp_str_match("atomic", 0, value)) 1810 __kmp_force_reduction_method = atomic_reduce_block; 1811 else if (__kmp_str_match("tree", 0, value)) 1812 __kmp_force_reduction_method = tree_reduce_block; 1813 else { 1814 KMP_FATAL(UnknownForceReduction, name, value); 1815 } 1816 } 1817 } else { 1818 __kmp_stg_parse_bool(name, value, &__kmp_determ_red); 1819 if (__kmp_determ_red) { 1820 __kmp_force_reduction_method = tree_reduce_block; 1821 } else { 1822 __kmp_force_reduction_method = reduction_method_not_defined; 1823 } 1824 } 1825 K_DIAG(1, ("__kmp_force_reduction_method == %d\n", 1826 __kmp_force_reduction_method)); 1827 } // __kmp_stg_parse_force_reduction 1828 1829 static void __kmp_stg_print_force_reduction(kmp_str_buf_t *buffer, 1830 char const *name, void *data) { 1831 1832 kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data; 1833 if (reduction->force) { 1834 if (__kmp_force_reduction_method == critical_reduce_block) { 1835 __kmp_stg_print_str(buffer, name, "critical"); 1836 } else if (__kmp_force_reduction_method == atomic_reduce_block) { 1837 __kmp_stg_print_str(buffer, name, "atomic"); 1838 } else if (__kmp_force_reduction_method == tree_reduce_block) { 1839 __kmp_stg_print_str(buffer, name, "tree"); 1840 } else { 1841 if (__kmp_env_format) { 1842 KMP_STR_BUF_PRINT_NAME; 1843 } else { 1844 __kmp_str_buf_print(buffer, " %s", name); 1845 } 1846 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 1847 } 1848 } else { 1849 __kmp_stg_print_bool(buffer, name, __kmp_determ_red); 1850 } 1851 1852 } // __kmp_stg_print_force_reduction 1853 1854 // ----------------------------------------------------------------------------- 1855 // KMP_STORAGE_MAP 1856 1857 static void __kmp_stg_parse_storage_map(char const *name, char const *value, 1858 void *data) { 1859 if (__kmp_str_match("verbose", 1, value)) { 1860 __kmp_storage_map = TRUE; 1861 __kmp_storage_map_verbose = TRUE; 1862 __kmp_storage_map_verbose_specified = TRUE; 1863 1864 } else { 1865 __kmp_storage_map_verbose = FALSE; 1866 __kmp_stg_parse_bool(name, value, &__kmp_storage_map); // !!! 1867 } 1868 } // __kmp_stg_parse_storage_map 1869 1870 static void __kmp_stg_print_storage_map(kmp_str_buf_t *buffer, char const *name, 1871 void *data) { 1872 if (__kmp_storage_map_verbose || __kmp_storage_map_verbose_specified) { 1873 __kmp_stg_print_str(buffer, name, "verbose"); 1874 } else { 1875 __kmp_stg_print_bool(buffer, name, __kmp_storage_map); 1876 } 1877 } // __kmp_stg_print_storage_map 1878 1879 // ----------------------------------------------------------------------------- 1880 // KMP_ALL_THREADPRIVATE 1881 1882 static void __kmp_stg_parse_all_threadprivate(char const *name, 1883 char const *value, void *data) { 1884 __kmp_stg_parse_int(name, value, 1885 __kmp_allThreadsSpecified ? __kmp_max_nth : 1, 1886 __kmp_max_nth, &__kmp_tp_capacity); 1887 } // __kmp_stg_parse_all_threadprivate 1888 1889 static void __kmp_stg_print_all_threadprivate(kmp_str_buf_t *buffer, 1890 char const *name, void *data) { 1891 __kmp_stg_print_int(buffer, name, __kmp_tp_capacity); 1892 } 1893 1894 // ----------------------------------------------------------------------------- 1895 // KMP_FOREIGN_THREADS_THREADPRIVATE 1896 1897 static void __kmp_stg_parse_foreign_threads_threadprivate(char const *name, 1898 char const *value, 1899 void *data) { 1900 __kmp_stg_parse_bool(name, value, &__kmp_foreign_tp); 1901 } // __kmp_stg_parse_foreign_threads_threadprivate 1902 1903 static void __kmp_stg_print_foreign_threads_threadprivate(kmp_str_buf_t *buffer, 1904 char const *name, 1905 void *data) { 1906 __kmp_stg_print_bool(buffer, name, __kmp_foreign_tp); 1907 } // __kmp_stg_print_foreign_threads_threadprivate 1908 1909 // ----------------------------------------------------------------------------- 1910 // KMP_AFFINITY, GOMP_CPU_AFFINITY, KMP_TOPOLOGY_METHOD 1911 1912 #if KMP_AFFINITY_SUPPORTED 1913 // Parse the proc id list. Return TRUE if successful, FALSE otherwise. 1914 static int __kmp_parse_affinity_proc_id_list(const char *var, const char *env, 1915 const char **nextEnv, 1916 char **proclist) { 1917 const char *scan = env; 1918 const char *next = scan; 1919 int empty = TRUE; 1920 1921 *proclist = NULL; 1922 1923 for (;;) { 1924 int start, end, stride; 1925 1926 SKIP_WS(scan); 1927 next = scan; 1928 if (*next == '\0') { 1929 break; 1930 } 1931 1932 if (*next == '{') { 1933 int num; 1934 next++; // skip '{' 1935 SKIP_WS(next); 1936 scan = next; 1937 1938 // Read the first integer in the set. 1939 if ((*next < '0') || (*next > '9')) { 1940 KMP_WARNING(AffSyntaxError, var); 1941 return FALSE; 1942 } 1943 SKIP_DIGITS(next); 1944 num = __kmp_str_to_int(scan, *next); 1945 KMP_ASSERT(num >= 0); 1946 1947 for (;;) { 1948 // Check for end of set. 1949 SKIP_WS(next); 1950 if (*next == '}') { 1951 next++; // skip '}' 1952 break; 1953 } 1954 1955 // Skip optional comma. 1956 if (*next == ',') { 1957 next++; 1958 } 1959 SKIP_WS(next); 1960 1961 // Read the next integer in the set. 1962 scan = next; 1963 if ((*next < '0') || (*next > '9')) { 1964 KMP_WARNING(AffSyntaxError, var); 1965 return FALSE; 1966 } 1967 1968 SKIP_DIGITS(next); 1969 num = __kmp_str_to_int(scan, *next); 1970 KMP_ASSERT(num >= 0); 1971 } 1972 empty = FALSE; 1973 1974 SKIP_WS(next); 1975 if (*next == ',') { 1976 next++; 1977 } 1978 scan = next; 1979 continue; 1980 } 1981 1982 // Next character is not an integer => end of list 1983 if ((*next < '0') || (*next > '9')) { 1984 if (empty) { 1985 KMP_WARNING(AffSyntaxError, var); 1986 return FALSE; 1987 } 1988 break; 1989 } 1990 1991 // Read the first integer. 1992 SKIP_DIGITS(next); 1993 start = __kmp_str_to_int(scan, *next); 1994 KMP_ASSERT(start >= 0); 1995 SKIP_WS(next); 1996 1997 // If this isn't a range, then go on. 1998 if (*next != '-') { 1999 empty = FALSE; 2000 2001 // Skip optional comma. 2002 if (*next == ',') { 2003 next++; 2004 } 2005 scan = next; 2006 continue; 2007 } 2008 2009 // This is a range. Skip over the '-' and read in the 2nd int. 2010 next++; // skip '-' 2011 SKIP_WS(next); 2012 scan = next; 2013 if ((*next < '0') || (*next > '9')) { 2014 KMP_WARNING(AffSyntaxError, var); 2015 return FALSE; 2016 } 2017 SKIP_DIGITS(next); 2018 end = __kmp_str_to_int(scan, *next); 2019 KMP_ASSERT(end >= 0); 2020 2021 // Check for a stride parameter 2022 stride = 1; 2023 SKIP_WS(next); 2024 if (*next == ':') { 2025 // A stride is specified. Skip over the ':" and read the 3rd int. 2026 int sign = +1; 2027 next++; // skip ':' 2028 SKIP_WS(next); 2029 scan = next; 2030 if (*next == '-') { 2031 sign = -1; 2032 next++; 2033 SKIP_WS(next); 2034 scan = next; 2035 } 2036 if ((*next < '0') || (*next > '9')) { 2037 KMP_WARNING(AffSyntaxError, var); 2038 return FALSE; 2039 } 2040 SKIP_DIGITS(next); 2041 stride = __kmp_str_to_int(scan, *next); 2042 KMP_ASSERT(stride >= 0); 2043 stride *= sign; 2044 } 2045 2046 // Do some range checks. 2047 if (stride == 0) { 2048 KMP_WARNING(AffZeroStride, var); 2049 return FALSE; 2050 } 2051 if (stride > 0) { 2052 if (start > end) { 2053 KMP_WARNING(AffStartGreaterEnd, var, start, end); 2054 return FALSE; 2055 } 2056 } else { 2057 if (start < end) { 2058 KMP_WARNING(AffStrideLessZero, var, start, end); 2059 return FALSE; 2060 } 2061 } 2062 if ((end - start) / stride > 65536) { 2063 KMP_WARNING(AffRangeTooBig, var, end, start, stride); 2064 return FALSE; 2065 } 2066 2067 empty = FALSE; 2068 2069 // Skip optional comma. 2070 SKIP_WS(next); 2071 if (*next == ',') { 2072 next++; 2073 } 2074 scan = next; 2075 } 2076 2077 *nextEnv = next; 2078 2079 { 2080 ptrdiff_t len = next - env; 2081 char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char)); 2082 KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char)); 2083 retlist[len] = '\0'; 2084 *proclist = retlist; 2085 } 2086 return TRUE; 2087 } 2088 2089 // If KMP_AFFINITY is specified without a type, then 2090 // __kmp_affinity_notype should point to its setting. 2091 static kmp_setting_t *__kmp_affinity_notype = NULL; 2092 2093 static void __kmp_parse_affinity_env(char const *name, char const *value, 2094 enum affinity_type *out_type, 2095 char **out_proclist, int *out_verbose, 2096 int *out_warn, int *out_respect, 2097 kmp_hw_t *out_gran, int *out_gran_levels, 2098 int *out_dups, int *out_compact, 2099 int *out_offset) { 2100 char *buffer = NULL; // Copy of env var value. 2101 char *buf = NULL; // Buffer for strtok_r() function. 2102 char *next = NULL; // end of token / start of next. 2103 const char *start; // start of current token (for err msgs) 2104 int count = 0; // Counter of parsed integer numbers. 2105 int number[2]; // Parsed numbers. 2106 2107 // Guards. 2108 int type = 0; 2109 int proclist = 0; 2110 int verbose = 0; 2111 int warnings = 0; 2112 int respect = 0; 2113 int gran = 0; 2114 int dups = 0; 2115 bool set = false; 2116 2117 KMP_ASSERT(value != NULL); 2118 2119 if (TCR_4(__kmp_init_middle)) { 2120 KMP_WARNING(EnvMiddleWarn, name); 2121 __kmp_env_toPrint(name, 0); 2122 return; 2123 } 2124 __kmp_env_toPrint(name, 1); 2125 2126 buffer = 2127 __kmp_str_format("%s", value); // Copy env var to keep original intact. 2128 buf = buffer; 2129 SKIP_WS(buf); 2130 2131 // Helper macros. 2132 2133 // If we see a parse error, emit a warning and scan to the next ",". 2134 // 2135 // FIXME - there's got to be a better way to print an error 2136 // message, hopefully without overwriting peices of buf. 2137 #define EMIT_WARN(skip, errlist) \ 2138 { \ 2139 char ch; \ 2140 if (skip) { \ 2141 SKIP_TO(next, ','); \ 2142 } \ 2143 ch = *next; \ 2144 *next = '\0'; \ 2145 KMP_WARNING errlist; \ 2146 *next = ch; \ 2147 if (skip) { \ 2148 if (ch == ',') \ 2149 next++; \ 2150 } \ 2151 buf = next; \ 2152 } 2153 2154 #define _set_param(_guard, _var, _val) \ 2155 { \ 2156 if (_guard == 0) { \ 2157 _var = _val; \ 2158 } else { \ 2159 EMIT_WARN(FALSE, (AffParamDefined, name, start)); \ 2160 } \ 2161 ++_guard; \ 2162 } 2163 2164 #define set_type(val) _set_param(type, *out_type, val) 2165 #define set_verbose(val) _set_param(verbose, *out_verbose, val) 2166 #define set_warnings(val) _set_param(warnings, *out_warn, val) 2167 #define set_respect(val) _set_param(respect, *out_respect, val) 2168 #define set_dups(val) _set_param(dups, *out_dups, val) 2169 #define set_proclist(val) _set_param(proclist, *out_proclist, val) 2170 2171 #define set_gran(val, levels) \ 2172 { \ 2173 if (gran == 0) { \ 2174 *out_gran = val; \ 2175 *out_gran_levels = levels; \ 2176 } else { \ 2177 EMIT_WARN(FALSE, (AffParamDefined, name, start)); \ 2178 } \ 2179 ++gran; \ 2180 } 2181 2182 KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) && 2183 (__kmp_nested_proc_bind.used > 0)); 2184 2185 while (*buf != '\0') { 2186 start = next = buf; 2187 2188 if (__kmp_match_str("none", buf, CCAST(const char **, &next))) { 2189 set_type(affinity_none); 2190 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 2191 buf = next; 2192 } else if (__kmp_match_str("scatter", buf, CCAST(const char **, &next))) { 2193 set_type(affinity_scatter); 2194 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2195 buf = next; 2196 } else if (__kmp_match_str("compact", buf, CCAST(const char **, &next))) { 2197 set_type(affinity_compact); 2198 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2199 buf = next; 2200 } else if (__kmp_match_str("logical", buf, CCAST(const char **, &next))) { 2201 set_type(affinity_logical); 2202 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2203 buf = next; 2204 } else if (__kmp_match_str("physical", buf, CCAST(const char **, &next))) { 2205 set_type(affinity_physical); 2206 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2207 buf = next; 2208 } else if (__kmp_match_str("explicit", buf, CCAST(const char **, &next))) { 2209 set_type(affinity_explicit); 2210 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2211 buf = next; 2212 } else if (__kmp_match_str("balanced", buf, CCAST(const char **, &next))) { 2213 set_type(affinity_balanced); 2214 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2215 buf = next; 2216 } else if (__kmp_match_str("disabled", buf, CCAST(const char **, &next))) { 2217 set_type(affinity_disabled); 2218 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 2219 buf = next; 2220 } else if (__kmp_match_str("verbose", buf, CCAST(const char **, &next))) { 2221 set_verbose(TRUE); 2222 buf = next; 2223 } else if (__kmp_match_str("noverbose", buf, CCAST(const char **, &next))) { 2224 set_verbose(FALSE); 2225 buf = next; 2226 } else if (__kmp_match_str("warnings", buf, CCAST(const char **, &next))) { 2227 set_warnings(TRUE); 2228 buf = next; 2229 } else if (__kmp_match_str("nowarnings", buf, 2230 CCAST(const char **, &next))) { 2231 set_warnings(FALSE); 2232 buf = next; 2233 } else if (__kmp_match_str("respect", buf, CCAST(const char **, &next))) { 2234 set_respect(TRUE); 2235 buf = next; 2236 } else if (__kmp_match_str("norespect", buf, CCAST(const char **, &next))) { 2237 set_respect(FALSE); 2238 buf = next; 2239 } else if (__kmp_match_str("duplicates", buf, 2240 CCAST(const char **, &next)) || 2241 __kmp_match_str("dups", buf, CCAST(const char **, &next))) { 2242 set_dups(TRUE); 2243 buf = next; 2244 } else if (__kmp_match_str("noduplicates", buf, 2245 CCAST(const char **, &next)) || 2246 __kmp_match_str("nodups", buf, CCAST(const char **, &next))) { 2247 set_dups(FALSE); 2248 buf = next; 2249 } else if (__kmp_match_str("granularity", buf, 2250 CCAST(const char **, &next)) || 2251 __kmp_match_str("gran", buf, CCAST(const char **, &next))) { 2252 SKIP_WS(next); 2253 if (*next != '=') { 2254 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2255 continue; 2256 } 2257 next++; // skip '=' 2258 SKIP_WS(next); 2259 2260 buf = next; 2261 2262 // Try any hardware topology type for granularity 2263 KMP_FOREACH_HW_TYPE(type) { 2264 const char *name = __kmp_hw_get_keyword(type); 2265 if (__kmp_match_str(name, buf, CCAST(const char **, &next))) { 2266 set_gran(type, -1); 2267 buf = next; 2268 set = true; 2269 break; 2270 } 2271 } 2272 if (!set) { 2273 // Support older names for different granularity layers 2274 if (__kmp_match_str("fine", buf, CCAST(const char **, &next))) { 2275 set_gran(KMP_HW_THREAD, -1); 2276 buf = next; 2277 set = true; 2278 } else if (__kmp_match_str("package", buf, 2279 CCAST(const char **, &next))) { 2280 set_gran(KMP_HW_SOCKET, -1); 2281 buf = next; 2282 set = true; 2283 } else if (__kmp_match_str("node", buf, CCAST(const char **, &next))) { 2284 set_gran(KMP_HW_NUMA, -1); 2285 buf = next; 2286 set = true; 2287 #if KMP_GROUP_AFFINITY 2288 } else if (__kmp_match_str("group", buf, CCAST(const char **, &next))) { 2289 set_gran(KMP_HW_PROC_GROUP, -1); 2290 buf = next; 2291 set = true; 2292 #endif /* KMP_GROUP AFFINITY */ 2293 } else if ((*buf >= '0') && (*buf <= '9')) { 2294 int n; 2295 next = buf; 2296 SKIP_DIGITS(next); 2297 n = __kmp_str_to_int(buf, *next); 2298 KMP_ASSERT(n >= 0); 2299 buf = next; 2300 set_gran(KMP_HW_UNKNOWN, n); 2301 set = true; 2302 } else { 2303 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2304 continue; 2305 } 2306 } 2307 } else if (__kmp_match_str("proclist", buf, CCAST(const char **, &next))) { 2308 char *temp_proclist; 2309 2310 SKIP_WS(next); 2311 if (*next != '=') { 2312 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2313 continue; 2314 } 2315 next++; // skip '=' 2316 SKIP_WS(next); 2317 if (*next != '[') { 2318 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2319 continue; 2320 } 2321 next++; // skip '[' 2322 buf = next; 2323 if (!__kmp_parse_affinity_proc_id_list( 2324 name, buf, CCAST(const char **, &next), &temp_proclist)) { 2325 // warning already emitted. 2326 SKIP_TO(next, ']'); 2327 if (*next == ']') 2328 next++; 2329 SKIP_TO(next, ','); 2330 if (*next == ',') 2331 next++; 2332 buf = next; 2333 continue; 2334 } 2335 if (*next != ']') { 2336 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2337 continue; 2338 } 2339 next++; // skip ']' 2340 set_proclist(temp_proclist); 2341 } else if ((*buf >= '0') && (*buf <= '9')) { 2342 // Parse integer numbers -- permute and offset. 2343 int n; 2344 next = buf; 2345 SKIP_DIGITS(next); 2346 n = __kmp_str_to_int(buf, *next); 2347 KMP_ASSERT(n >= 0); 2348 buf = next; 2349 if (count < 2) { 2350 number[count] = n; 2351 } else { 2352 KMP_WARNING(AffManyParams, name, start); 2353 } 2354 ++count; 2355 } else { 2356 EMIT_WARN(TRUE, (AffInvalidParam, name, start)); 2357 continue; 2358 } 2359 2360 SKIP_WS(next); 2361 if (*next == ',') { 2362 next++; 2363 SKIP_WS(next); 2364 } else if (*next != '\0') { 2365 const char *temp = next; 2366 EMIT_WARN(TRUE, (ParseExtraCharsWarn, name, temp)); 2367 continue; 2368 } 2369 buf = next; 2370 } // while 2371 2372 #undef EMIT_WARN 2373 #undef _set_param 2374 #undef set_type 2375 #undef set_verbose 2376 #undef set_warnings 2377 #undef set_respect 2378 #undef set_granularity 2379 2380 __kmp_str_free(&buffer); 2381 2382 if (proclist) { 2383 if (!type) { 2384 KMP_WARNING(AffProcListNoType, name); 2385 *out_type = affinity_explicit; 2386 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2387 } else if (*out_type != affinity_explicit) { 2388 KMP_WARNING(AffProcListNotExplicit, name); 2389 KMP_ASSERT(*out_proclist != NULL); 2390 KMP_INTERNAL_FREE(*out_proclist); 2391 *out_proclist = NULL; 2392 } 2393 } 2394 switch (*out_type) { 2395 case affinity_logical: 2396 case affinity_physical: { 2397 if (count > 0) { 2398 *out_offset = number[0]; 2399 } 2400 if (count > 1) { 2401 KMP_WARNING(AffManyParamsForLogic, name, number[1]); 2402 } 2403 } break; 2404 case affinity_balanced: { 2405 if (count > 0) { 2406 *out_compact = number[0]; 2407 } 2408 if (count > 1) { 2409 *out_offset = number[1]; 2410 } 2411 2412 if (__kmp_affinity_gran == KMP_HW_UNKNOWN) { 2413 #if KMP_MIC_SUPPORTED 2414 if (__kmp_mic_type != non_mic) { 2415 if (__kmp_affinity_verbose || __kmp_affinity_warnings) { 2416 KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "fine"); 2417 } 2418 __kmp_affinity_gran = KMP_HW_THREAD; 2419 } else 2420 #endif 2421 { 2422 if (__kmp_affinity_verbose || __kmp_affinity_warnings) { 2423 KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "core"); 2424 } 2425 __kmp_affinity_gran = KMP_HW_CORE; 2426 } 2427 } 2428 } break; 2429 case affinity_scatter: 2430 case affinity_compact: { 2431 if (count > 0) { 2432 *out_compact = number[0]; 2433 } 2434 if (count > 1) { 2435 *out_offset = number[1]; 2436 } 2437 } break; 2438 case affinity_explicit: { 2439 if (*out_proclist == NULL) { 2440 KMP_WARNING(AffNoProcList, name); 2441 __kmp_affinity_type = affinity_none; 2442 } 2443 if (count > 0) { 2444 KMP_WARNING(AffNoParam, name, "explicit"); 2445 } 2446 } break; 2447 case affinity_none: { 2448 if (count > 0) { 2449 KMP_WARNING(AffNoParam, name, "none"); 2450 } 2451 } break; 2452 case affinity_disabled: { 2453 if (count > 0) { 2454 KMP_WARNING(AffNoParam, name, "disabled"); 2455 } 2456 } break; 2457 case affinity_default: { 2458 if (count > 0) { 2459 KMP_WARNING(AffNoParam, name, "default"); 2460 } 2461 } break; 2462 default: { 2463 KMP_ASSERT(0); 2464 } 2465 } 2466 } // __kmp_parse_affinity_env 2467 2468 static void __kmp_stg_parse_affinity(char const *name, char const *value, 2469 void *data) { 2470 kmp_setting_t **rivals = (kmp_setting_t **)data; 2471 int rc; 2472 2473 rc = __kmp_stg_check_rivals(name, value, rivals); 2474 if (rc) { 2475 return; 2476 } 2477 2478 __kmp_parse_affinity_env(name, value, &__kmp_affinity_type, 2479 &__kmp_affinity_proclist, &__kmp_affinity_verbose, 2480 &__kmp_affinity_warnings, 2481 &__kmp_affinity_respect_mask, &__kmp_affinity_gran, 2482 &__kmp_affinity_gran_levels, &__kmp_affinity_dups, 2483 &__kmp_affinity_compact, &__kmp_affinity_offset); 2484 2485 } // __kmp_stg_parse_affinity 2486 2487 static void __kmp_stg_print_affinity(kmp_str_buf_t *buffer, char const *name, 2488 void *data) { 2489 if (__kmp_env_format) { 2490 KMP_STR_BUF_PRINT_NAME_EX(name); 2491 } else { 2492 __kmp_str_buf_print(buffer, " %s='", name); 2493 } 2494 if (__kmp_affinity_verbose) { 2495 __kmp_str_buf_print(buffer, "%s,", "verbose"); 2496 } else { 2497 __kmp_str_buf_print(buffer, "%s,", "noverbose"); 2498 } 2499 if (__kmp_affinity_warnings) { 2500 __kmp_str_buf_print(buffer, "%s,", "warnings"); 2501 } else { 2502 __kmp_str_buf_print(buffer, "%s,", "nowarnings"); 2503 } 2504 if (KMP_AFFINITY_CAPABLE()) { 2505 if (__kmp_affinity_respect_mask) { 2506 __kmp_str_buf_print(buffer, "%s,", "respect"); 2507 } else { 2508 __kmp_str_buf_print(buffer, "%s,", "norespect"); 2509 } 2510 __kmp_str_buf_print(buffer, "granularity=%s,", 2511 __kmp_hw_get_keyword(__kmp_affinity_gran, false)); 2512 } 2513 if (!KMP_AFFINITY_CAPABLE()) { 2514 __kmp_str_buf_print(buffer, "%s", "disabled"); 2515 } else 2516 switch (__kmp_affinity_type) { 2517 case affinity_none: 2518 __kmp_str_buf_print(buffer, "%s", "none"); 2519 break; 2520 case affinity_physical: 2521 __kmp_str_buf_print(buffer, "%s,%d", "physical", __kmp_affinity_offset); 2522 break; 2523 case affinity_logical: 2524 __kmp_str_buf_print(buffer, "%s,%d", "logical", __kmp_affinity_offset); 2525 break; 2526 case affinity_compact: 2527 __kmp_str_buf_print(buffer, "%s,%d,%d", "compact", __kmp_affinity_compact, 2528 __kmp_affinity_offset); 2529 break; 2530 case affinity_scatter: 2531 __kmp_str_buf_print(buffer, "%s,%d,%d", "scatter", __kmp_affinity_compact, 2532 __kmp_affinity_offset); 2533 break; 2534 case affinity_explicit: 2535 __kmp_str_buf_print(buffer, "%s=[%s],%s", "proclist", 2536 __kmp_affinity_proclist, "explicit"); 2537 break; 2538 case affinity_balanced: 2539 __kmp_str_buf_print(buffer, "%s,%d,%d", "balanced", 2540 __kmp_affinity_compact, __kmp_affinity_offset); 2541 break; 2542 case affinity_disabled: 2543 __kmp_str_buf_print(buffer, "%s", "disabled"); 2544 break; 2545 case affinity_default: 2546 __kmp_str_buf_print(buffer, "%s", "default"); 2547 break; 2548 default: 2549 __kmp_str_buf_print(buffer, "%s", "<unknown>"); 2550 break; 2551 } 2552 __kmp_str_buf_print(buffer, "'\n"); 2553 } //__kmp_stg_print_affinity 2554 2555 #ifdef KMP_GOMP_COMPAT 2556 2557 static void __kmp_stg_parse_gomp_cpu_affinity(char const *name, 2558 char const *value, void *data) { 2559 const char *next = NULL; 2560 char *temp_proclist; 2561 kmp_setting_t **rivals = (kmp_setting_t **)data; 2562 int rc; 2563 2564 rc = __kmp_stg_check_rivals(name, value, rivals); 2565 if (rc) { 2566 return; 2567 } 2568 2569 if (TCR_4(__kmp_init_middle)) { 2570 KMP_WARNING(EnvMiddleWarn, name); 2571 __kmp_env_toPrint(name, 0); 2572 return; 2573 } 2574 2575 __kmp_env_toPrint(name, 1); 2576 2577 if (__kmp_parse_affinity_proc_id_list(name, value, &next, &temp_proclist)) { 2578 SKIP_WS(next); 2579 if (*next == '\0') { 2580 // GOMP_CPU_AFFINITY => granularity=fine,explicit,proclist=... 2581 __kmp_affinity_proclist = temp_proclist; 2582 __kmp_affinity_type = affinity_explicit; 2583 __kmp_affinity_gran = KMP_HW_THREAD; 2584 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 2585 } else { 2586 KMP_WARNING(AffSyntaxError, name); 2587 if (temp_proclist != NULL) { 2588 KMP_INTERNAL_FREE((void *)temp_proclist); 2589 } 2590 } 2591 } else { 2592 // Warning already emitted 2593 __kmp_affinity_type = affinity_none; 2594 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 2595 } 2596 } // __kmp_stg_parse_gomp_cpu_affinity 2597 2598 #endif /* KMP_GOMP_COMPAT */ 2599 2600 /*----------------------------------------------------------------------------- 2601 The OMP_PLACES proc id list parser. Here is the grammar: 2602 2603 place_list := place 2604 place_list := place , place_list 2605 place := num 2606 place := place : num 2607 place := place : num : signed 2608 place := { subplacelist } 2609 place := ! place // (lowest priority) 2610 subplace_list := subplace 2611 subplace_list := subplace , subplace_list 2612 subplace := num 2613 subplace := num : num 2614 subplace := num : num : signed 2615 signed := num 2616 signed := + signed 2617 signed := - signed 2618 -----------------------------------------------------------------------------*/ 2619 2620 // Warning to issue for syntax error during parsing of OMP_PLACES 2621 static inline void __kmp_omp_places_syntax_warn(const char *var) { 2622 KMP_WARNING(SyntaxErrorUsing, var, "\"cores\""); 2623 } 2624 2625 static int __kmp_parse_subplace_list(const char *var, const char **scan) { 2626 const char *next; 2627 2628 for (;;) { 2629 int start, count, stride; 2630 2631 // 2632 // Read in the starting proc id 2633 // 2634 SKIP_WS(*scan); 2635 if ((**scan < '0') || (**scan > '9')) { 2636 __kmp_omp_places_syntax_warn(var); 2637 return FALSE; 2638 } 2639 next = *scan; 2640 SKIP_DIGITS(next); 2641 start = __kmp_str_to_int(*scan, *next); 2642 KMP_ASSERT(start >= 0); 2643 *scan = next; 2644 2645 // valid follow sets are ',' ':' and '}' 2646 SKIP_WS(*scan); 2647 if (**scan == '}') { 2648 break; 2649 } 2650 if (**scan == ',') { 2651 (*scan)++; // skip ',' 2652 continue; 2653 } 2654 if (**scan != ':') { 2655 __kmp_omp_places_syntax_warn(var); 2656 return FALSE; 2657 } 2658 (*scan)++; // skip ':' 2659 2660 // Read count parameter 2661 SKIP_WS(*scan); 2662 if ((**scan < '0') || (**scan > '9')) { 2663 __kmp_omp_places_syntax_warn(var); 2664 return FALSE; 2665 } 2666 next = *scan; 2667 SKIP_DIGITS(next); 2668 count = __kmp_str_to_int(*scan, *next); 2669 KMP_ASSERT(count >= 0); 2670 *scan = next; 2671 2672 // valid follow sets are ',' ':' and '}' 2673 SKIP_WS(*scan); 2674 if (**scan == '}') { 2675 break; 2676 } 2677 if (**scan == ',') { 2678 (*scan)++; // skip ',' 2679 continue; 2680 } 2681 if (**scan != ':') { 2682 __kmp_omp_places_syntax_warn(var); 2683 return FALSE; 2684 } 2685 (*scan)++; // skip ':' 2686 2687 // Read stride parameter 2688 int sign = +1; 2689 for (;;) { 2690 SKIP_WS(*scan); 2691 if (**scan == '+') { 2692 (*scan)++; // skip '+' 2693 continue; 2694 } 2695 if (**scan == '-') { 2696 sign *= -1; 2697 (*scan)++; // skip '-' 2698 continue; 2699 } 2700 break; 2701 } 2702 SKIP_WS(*scan); 2703 if ((**scan < '0') || (**scan > '9')) { 2704 __kmp_omp_places_syntax_warn(var); 2705 return FALSE; 2706 } 2707 next = *scan; 2708 SKIP_DIGITS(next); 2709 stride = __kmp_str_to_int(*scan, *next); 2710 KMP_ASSERT(stride >= 0); 2711 *scan = next; 2712 stride *= sign; 2713 2714 // valid follow sets are ',' and '}' 2715 SKIP_WS(*scan); 2716 if (**scan == '}') { 2717 break; 2718 } 2719 if (**scan == ',') { 2720 (*scan)++; // skip ',' 2721 continue; 2722 } 2723 2724 __kmp_omp_places_syntax_warn(var); 2725 return FALSE; 2726 } 2727 return TRUE; 2728 } 2729 2730 static int __kmp_parse_place(const char *var, const char **scan) { 2731 const char *next; 2732 2733 // valid follow sets are '{' '!' and num 2734 SKIP_WS(*scan); 2735 if (**scan == '{') { 2736 (*scan)++; // skip '{' 2737 if (!__kmp_parse_subplace_list(var, scan)) { 2738 return FALSE; 2739 } 2740 if (**scan != '}') { 2741 __kmp_omp_places_syntax_warn(var); 2742 return FALSE; 2743 } 2744 (*scan)++; // skip '}' 2745 } else if (**scan == '!') { 2746 (*scan)++; // skip '!' 2747 return __kmp_parse_place(var, scan); //'!' has lower precedence than ':' 2748 } else if ((**scan >= '0') && (**scan <= '9')) { 2749 next = *scan; 2750 SKIP_DIGITS(next); 2751 int proc = __kmp_str_to_int(*scan, *next); 2752 KMP_ASSERT(proc >= 0); 2753 *scan = next; 2754 } else { 2755 __kmp_omp_places_syntax_warn(var); 2756 return FALSE; 2757 } 2758 return TRUE; 2759 } 2760 2761 static int __kmp_parse_place_list(const char *var, const char *env, 2762 char **place_list) { 2763 const char *scan = env; 2764 const char *next = scan; 2765 2766 for (;;) { 2767 int count, stride; 2768 2769 if (!__kmp_parse_place(var, &scan)) { 2770 return FALSE; 2771 } 2772 2773 // valid follow sets are ',' ':' and EOL 2774 SKIP_WS(scan); 2775 if (*scan == '\0') { 2776 break; 2777 } 2778 if (*scan == ',') { 2779 scan++; // skip ',' 2780 continue; 2781 } 2782 if (*scan != ':') { 2783 __kmp_omp_places_syntax_warn(var); 2784 return FALSE; 2785 } 2786 scan++; // skip ':' 2787 2788 // Read count parameter 2789 SKIP_WS(scan); 2790 if ((*scan < '0') || (*scan > '9')) { 2791 __kmp_omp_places_syntax_warn(var); 2792 return FALSE; 2793 } 2794 next = scan; 2795 SKIP_DIGITS(next); 2796 count = __kmp_str_to_int(scan, *next); 2797 KMP_ASSERT(count >= 0); 2798 scan = next; 2799 2800 // valid follow sets are ',' ':' and EOL 2801 SKIP_WS(scan); 2802 if (*scan == '\0') { 2803 break; 2804 } 2805 if (*scan == ',') { 2806 scan++; // skip ',' 2807 continue; 2808 } 2809 if (*scan != ':') { 2810 __kmp_omp_places_syntax_warn(var); 2811 return FALSE; 2812 } 2813 scan++; // skip ':' 2814 2815 // Read stride parameter 2816 int sign = +1; 2817 for (;;) { 2818 SKIP_WS(scan); 2819 if (*scan == '+') { 2820 scan++; // skip '+' 2821 continue; 2822 } 2823 if (*scan == '-') { 2824 sign *= -1; 2825 scan++; // skip '-' 2826 continue; 2827 } 2828 break; 2829 } 2830 SKIP_WS(scan); 2831 if ((*scan < '0') || (*scan > '9')) { 2832 __kmp_omp_places_syntax_warn(var); 2833 return FALSE; 2834 } 2835 next = scan; 2836 SKIP_DIGITS(next); 2837 stride = __kmp_str_to_int(scan, *next); 2838 KMP_ASSERT(stride >= 0); 2839 scan = next; 2840 stride *= sign; 2841 2842 // valid follow sets are ',' and EOL 2843 SKIP_WS(scan); 2844 if (*scan == '\0') { 2845 break; 2846 } 2847 if (*scan == ',') { 2848 scan++; // skip ',' 2849 continue; 2850 } 2851 2852 __kmp_omp_places_syntax_warn(var); 2853 return FALSE; 2854 } 2855 2856 { 2857 ptrdiff_t len = scan - env; 2858 char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char)); 2859 KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char)); 2860 retlist[len] = '\0'; 2861 *place_list = retlist; 2862 } 2863 return TRUE; 2864 } 2865 2866 static void __kmp_stg_parse_places(char const *name, char const *value, 2867 void *data) { 2868 struct kmp_place_t { 2869 const char *name; 2870 kmp_hw_t type; 2871 }; 2872 int count; 2873 bool set = false; 2874 const char *scan = value; 2875 const char *next = scan; 2876 const char *kind = "\"threads\""; 2877 kmp_place_t std_places[] = {{"threads", KMP_HW_THREAD}, 2878 {"cores", KMP_HW_CORE}, 2879 {"numa_domains", KMP_HW_NUMA}, 2880 {"ll_caches", KMP_HW_LLC}, 2881 {"sockets", KMP_HW_SOCKET}}; 2882 kmp_setting_t **rivals = (kmp_setting_t **)data; 2883 int rc; 2884 2885 rc = __kmp_stg_check_rivals(name, value, rivals); 2886 if (rc) { 2887 return; 2888 } 2889 2890 // Standard choices 2891 for (size_t i = 0; i < sizeof(std_places) / sizeof(std_places[0]); ++i) { 2892 const kmp_place_t &place = std_places[i]; 2893 if (__kmp_match_str(place.name, scan, &next)) { 2894 scan = next; 2895 __kmp_affinity_type = affinity_compact; 2896 __kmp_affinity_gran = place.type; 2897 __kmp_affinity_dups = FALSE; 2898 set = true; 2899 break; 2900 } 2901 } 2902 // Implementation choices for OMP_PLACES based on internal types 2903 if (!set) { 2904 KMP_FOREACH_HW_TYPE(type) { 2905 const char *name = __kmp_hw_get_keyword(type, true); 2906 if (__kmp_match_str("unknowns", scan, &next)) 2907 continue; 2908 if (__kmp_match_str(name, scan, &next)) { 2909 scan = next; 2910 __kmp_affinity_type = affinity_compact; 2911 __kmp_affinity_gran = type; 2912 __kmp_affinity_dups = FALSE; 2913 set = true; 2914 break; 2915 } 2916 } 2917 } 2918 if (!set) { 2919 if (__kmp_affinity_proclist != NULL) { 2920 KMP_INTERNAL_FREE((void *)__kmp_affinity_proclist); 2921 __kmp_affinity_proclist = NULL; 2922 } 2923 if (__kmp_parse_place_list(name, value, &__kmp_affinity_proclist)) { 2924 __kmp_affinity_type = affinity_explicit; 2925 __kmp_affinity_gran = KMP_HW_THREAD; 2926 __kmp_affinity_dups = FALSE; 2927 } else { 2928 // Syntax error fallback 2929 __kmp_affinity_type = affinity_compact; 2930 __kmp_affinity_gran = KMP_HW_CORE; 2931 __kmp_affinity_dups = FALSE; 2932 } 2933 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) { 2934 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true; 2935 } 2936 return; 2937 } 2938 if (__kmp_affinity_gran != KMP_HW_UNKNOWN) { 2939 kind = __kmp_hw_get_keyword(__kmp_affinity_gran); 2940 } 2941 2942 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) { 2943 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true; 2944 } 2945 2946 SKIP_WS(scan); 2947 if (*scan == '\0') { 2948 return; 2949 } 2950 2951 // Parse option count parameter in parentheses 2952 if (*scan != '(') { 2953 KMP_WARNING(SyntaxErrorUsing, name, kind); 2954 return; 2955 } 2956 scan++; // skip '(' 2957 2958 SKIP_WS(scan); 2959 next = scan; 2960 SKIP_DIGITS(next); 2961 count = __kmp_str_to_int(scan, *next); 2962 KMP_ASSERT(count >= 0); 2963 scan = next; 2964 2965 SKIP_WS(scan); 2966 if (*scan != ')') { 2967 KMP_WARNING(SyntaxErrorUsing, name, kind); 2968 return; 2969 } 2970 scan++; // skip ')' 2971 2972 SKIP_WS(scan); 2973 if (*scan != '\0') { 2974 KMP_WARNING(ParseExtraCharsWarn, name, scan); 2975 } 2976 __kmp_affinity_num_places = count; 2977 } 2978 2979 static void __kmp_stg_print_places(kmp_str_buf_t *buffer, char const *name, 2980 void *data) { 2981 if (__kmp_env_format) { 2982 KMP_STR_BUF_PRINT_NAME; 2983 } else { 2984 __kmp_str_buf_print(buffer, " %s", name); 2985 } 2986 if ((__kmp_nested_proc_bind.used == 0) || 2987 (__kmp_nested_proc_bind.bind_types == NULL) || 2988 (__kmp_nested_proc_bind.bind_types[0] == proc_bind_false)) { 2989 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 2990 } else if (__kmp_affinity_type == affinity_explicit) { 2991 if (__kmp_affinity_proclist != NULL) { 2992 __kmp_str_buf_print(buffer, "='%s'\n", __kmp_affinity_proclist); 2993 } else { 2994 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 2995 } 2996 } else if (__kmp_affinity_type == affinity_compact) { 2997 int num; 2998 if (__kmp_affinity_num_masks > 0) { 2999 num = __kmp_affinity_num_masks; 3000 } else if (__kmp_affinity_num_places > 0) { 3001 num = __kmp_affinity_num_places; 3002 } else { 3003 num = 0; 3004 } 3005 if (__kmp_affinity_gran != KMP_HW_UNKNOWN) { 3006 const char *name = __kmp_hw_get_keyword(__kmp_affinity_gran, true); 3007 if (num > 0) { 3008 __kmp_str_buf_print(buffer, "='%s(%d)'\n", name, num); 3009 } else { 3010 __kmp_str_buf_print(buffer, "='%s'\n", name); 3011 } 3012 } else { 3013 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 3014 } 3015 } else { 3016 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 3017 } 3018 } 3019 3020 static void __kmp_stg_parse_topology_method(char const *name, char const *value, 3021 void *data) { 3022 if (__kmp_str_match("all", 1, value)) { 3023 __kmp_affinity_top_method = affinity_top_method_all; 3024 } 3025 #if KMP_USE_HWLOC 3026 else if (__kmp_str_match("hwloc", 1, value)) { 3027 __kmp_affinity_top_method = affinity_top_method_hwloc; 3028 } 3029 #endif 3030 #if KMP_ARCH_X86 || KMP_ARCH_X86_64 3031 else if (__kmp_str_match("cpuid_leaf31", 12, value) || 3032 __kmp_str_match("cpuid 1f", 8, value) || 3033 __kmp_str_match("cpuid 31", 8, value) || 3034 __kmp_str_match("cpuid1f", 7, value) || 3035 __kmp_str_match("cpuid31", 7, value) || 3036 __kmp_str_match("leaf 1f", 7, value) || 3037 __kmp_str_match("leaf 31", 7, value) || 3038 __kmp_str_match("leaf1f", 6, value) || 3039 __kmp_str_match("leaf31", 6, value)) { 3040 __kmp_affinity_top_method = affinity_top_method_x2apicid_1f; 3041 } else if (__kmp_str_match("x2apic id", 9, value) || 3042 __kmp_str_match("x2apic_id", 9, value) || 3043 __kmp_str_match("x2apic-id", 9, value) || 3044 __kmp_str_match("x2apicid", 8, value) || 3045 __kmp_str_match("cpuid leaf 11", 13, value) || 3046 __kmp_str_match("cpuid_leaf_11", 13, value) || 3047 __kmp_str_match("cpuid-leaf-11", 13, value) || 3048 __kmp_str_match("cpuid leaf11", 12, value) || 3049 __kmp_str_match("cpuid_leaf11", 12, value) || 3050 __kmp_str_match("cpuid-leaf11", 12, value) || 3051 __kmp_str_match("cpuidleaf 11", 12, value) || 3052 __kmp_str_match("cpuidleaf_11", 12, value) || 3053 __kmp_str_match("cpuidleaf-11", 12, value) || 3054 __kmp_str_match("cpuidleaf11", 11, value) || 3055 __kmp_str_match("cpuid 11", 8, value) || 3056 __kmp_str_match("cpuid_11", 8, value) || 3057 __kmp_str_match("cpuid-11", 8, value) || 3058 __kmp_str_match("cpuid11", 7, value) || 3059 __kmp_str_match("leaf 11", 7, value) || 3060 __kmp_str_match("leaf_11", 7, value) || 3061 __kmp_str_match("leaf-11", 7, value) || 3062 __kmp_str_match("leaf11", 6, value)) { 3063 __kmp_affinity_top_method = affinity_top_method_x2apicid; 3064 } else if (__kmp_str_match("apic id", 7, value) || 3065 __kmp_str_match("apic_id", 7, value) || 3066 __kmp_str_match("apic-id", 7, value) || 3067 __kmp_str_match("apicid", 6, value) || 3068 __kmp_str_match("cpuid leaf 4", 12, value) || 3069 __kmp_str_match("cpuid_leaf_4", 12, value) || 3070 __kmp_str_match("cpuid-leaf-4", 12, value) || 3071 __kmp_str_match("cpuid leaf4", 11, value) || 3072 __kmp_str_match("cpuid_leaf4", 11, value) || 3073 __kmp_str_match("cpuid-leaf4", 11, value) || 3074 __kmp_str_match("cpuidleaf 4", 11, value) || 3075 __kmp_str_match("cpuidleaf_4", 11, value) || 3076 __kmp_str_match("cpuidleaf-4", 11, value) || 3077 __kmp_str_match("cpuidleaf4", 10, value) || 3078 __kmp_str_match("cpuid 4", 7, value) || 3079 __kmp_str_match("cpuid_4", 7, value) || 3080 __kmp_str_match("cpuid-4", 7, value) || 3081 __kmp_str_match("cpuid4", 6, value) || 3082 __kmp_str_match("leaf 4", 6, value) || 3083 __kmp_str_match("leaf_4", 6, value) || 3084 __kmp_str_match("leaf-4", 6, value) || 3085 __kmp_str_match("leaf4", 5, value)) { 3086 __kmp_affinity_top_method = affinity_top_method_apicid; 3087 } 3088 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */ 3089 else if (__kmp_str_match("/proc/cpuinfo", 2, value) || 3090 __kmp_str_match("cpuinfo", 5, value)) { 3091 __kmp_affinity_top_method = affinity_top_method_cpuinfo; 3092 } 3093 #if KMP_GROUP_AFFINITY 3094 else if (__kmp_str_match("group", 1, value)) { 3095 __kmp_affinity_top_method = affinity_top_method_group; 3096 } 3097 #endif /* KMP_GROUP_AFFINITY */ 3098 else if (__kmp_str_match("flat", 1, value)) { 3099 __kmp_affinity_top_method = affinity_top_method_flat; 3100 } else { 3101 KMP_WARNING(StgInvalidValue, name, value); 3102 } 3103 } // __kmp_stg_parse_topology_method 3104 3105 static void __kmp_stg_print_topology_method(kmp_str_buf_t *buffer, 3106 char const *name, void *data) { 3107 char const *value = NULL; 3108 3109 switch (__kmp_affinity_top_method) { 3110 case affinity_top_method_default: 3111 value = "default"; 3112 break; 3113 3114 case affinity_top_method_all: 3115 value = "all"; 3116 break; 3117 3118 #if KMP_ARCH_X86 || KMP_ARCH_X86_64 3119 case affinity_top_method_x2apicid_1f: 3120 value = "x2APIC id leaf 0x1f"; 3121 break; 3122 3123 case affinity_top_method_x2apicid: 3124 value = "x2APIC id leaf 0xb"; 3125 break; 3126 3127 case affinity_top_method_apicid: 3128 value = "APIC id"; 3129 break; 3130 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */ 3131 3132 #if KMP_USE_HWLOC 3133 case affinity_top_method_hwloc: 3134 value = "hwloc"; 3135 break; 3136 #endif 3137 3138 case affinity_top_method_cpuinfo: 3139 value = "cpuinfo"; 3140 break; 3141 3142 #if KMP_GROUP_AFFINITY 3143 case affinity_top_method_group: 3144 value = "group"; 3145 break; 3146 #endif /* KMP_GROUP_AFFINITY */ 3147 3148 case affinity_top_method_flat: 3149 value = "flat"; 3150 break; 3151 } 3152 3153 if (value != NULL) { 3154 __kmp_stg_print_str(buffer, name, value); 3155 } 3156 } // __kmp_stg_print_topology_method 3157 3158 #endif /* KMP_AFFINITY_SUPPORTED */ 3159 3160 // OMP_PROC_BIND / bind-var is functional on all 4.0 builds, including OS X* 3161 // OMP_PLACES / place-partition-var is not. 3162 static void __kmp_stg_parse_proc_bind(char const *name, char const *value, 3163 void *data) { 3164 kmp_setting_t **rivals = (kmp_setting_t **)data; 3165 int rc; 3166 3167 rc = __kmp_stg_check_rivals(name, value, rivals); 3168 if (rc) { 3169 return; 3170 } 3171 3172 // In OMP 4.0 OMP_PROC_BIND is a vector of proc_bind types. 3173 KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) && 3174 (__kmp_nested_proc_bind.used > 0)); 3175 3176 const char *buf = value; 3177 const char *next; 3178 int num; 3179 SKIP_WS(buf); 3180 if ((*buf >= '0') && (*buf <= '9')) { 3181 next = buf; 3182 SKIP_DIGITS(next); 3183 num = __kmp_str_to_int(buf, *next); 3184 KMP_ASSERT(num >= 0); 3185 buf = next; 3186 SKIP_WS(buf); 3187 } else { 3188 num = -1; 3189 } 3190 3191 next = buf; 3192 if (__kmp_match_str("disabled", buf, &next)) { 3193 buf = next; 3194 SKIP_WS(buf); 3195 #if KMP_AFFINITY_SUPPORTED 3196 __kmp_affinity_type = affinity_disabled; 3197 #endif /* KMP_AFFINITY_SUPPORTED */ 3198 __kmp_nested_proc_bind.used = 1; 3199 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 3200 } else if ((num == (int)proc_bind_false) || 3201 __kmp_match_str("false", buf, &next)) { 3202 buf = next; 3203 SKIP_WS(buf); 3204 #if KMP_AFFINITY_SUPPORTED 3205 __kmp_affinity_type = affinity_none; 3206 #endif /* KMP_AFFINITY_SUPPORTED */ 3207 __kmp_nested_proc_bind.used = 1; 3208 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 3209 } else if ((num == (int)proc_bind_true) || 3210 __kmp_match_str("true", buf, &next)) { 3211 buf = next; 3212 SKIP_WS(buf); 3213 __kmp_nested_proc_bind.used = 1; 3214 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true; 3215 } else { 3216 // Count the number of values in the env var string 3217 const char *scan; 3218 int nelem = 1; 3219 for (scan = buf; *scan != '\0'; scan++) { 3220 if (*scan == ',') { 3221 nelem++; 3222 } 3223 } 3224 3225 // Create / expand the nested proc_bind array as needed 3226 if (__kmp_nested_proc_bind.size < nelem) { 3227 __kmp_nested_proc_bind.bind_types = 3228 (kmp_proc_bind_t *)KMP_INTERNAL_REALLOC( 3229 __kmp_nested_proc_bind.bind_types, 3230 sizeof(kmp_proc_bind_t) * nelem); 3231 if (__kmp_nested_proc_bind.bind_types == NULL) { 3232 KMP_FATAL(MemoryAllocFailed); 3233 } 3234 __kmp_nested_proc_bind.size = nelem; 3235 } 3236 __kmp_nested_proc_bind.used = nelem; 3237 3238 if (nelem > 1 && !__kmp_dflt_max_active_levels_set) 3239 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT; 3240 3241 // Save values in the nested proc_bind array 3242 int i = 0; 3243 for (;;) { 3244 enum kmp_proc_bind_t bind; 3245 3246 if ((num == (int)proc_bind_primary) || 3247 __kmp_match_str("master", buf, &next) || 3248 __kmp_match_str("primary", buf, &next)) { 3249 buf = next; 3250 SKIP_WS(buf); 3251 bind = proc_bind_primary; 3252 } else if ((num == (int)proc_bind_close) || 3253 __kmp_match_str("close", buf, &next)) { 3254 buf = next; 3255 SKIP_WS(buf); 3256 bind = proc_bind_close; 3257 } else if ((num == (int)proc_bind_spread) || 3258 __kmp_match_str("spread", buf, &next)) { 3259 buf = next; 3260 SKIP_WS(buf); 3261 bind = proc_bind_spread; 3262 } else { 3263 KMP_WARNING(StgInvalidValue, name, value); 3264 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 3265 __kmp_nested_proc_bind.used = 1; 3266 return; 3267 } 3268 3269 __kmp_nested_proc_bind.bind_types[i++] = bind; 3270 if (i >= nelem) { 3271 break; 3272 } 3273 KMP_DEBUG_ASSERT(*buf == ','); 3274 buf++; 3275 SKIP_WS(buf); 3276 3277 // Read next value if it was specified as an integer 3278 if ((*buf >= '0') && (*buf <= '9')) { 3279 next = buf; 3280 SKIP_DIGITS(next); 3281 num = __kmp_str_to_int(buf, *next); 3282 KMP_ASSERT(num >= 0); 3283 buf = next; 3284 SKIP_WS(buf); 3285 } else { 3286 num = -1; 3287 } 3288 } 3289 SKIP_WS(buf); 3290 } 3291 if (*buf != '\0') { 3292 KMP_WARNING(ParseExtraCharsWarn, name, buf); 3293 } 3294 } 3295 3296 static void __kmp_stg_print_proc_bind(kmp_str_buf_t *buffer, char const *name, 3297 void *data) { 3298 int nelem = __kmp_nested_proc_bind.used; 3299 if (__kmp_env_format) { 3300 KMP_STR_BUF_PRINT_NAME; 3301 } else { 3302 __kmp_str_buf_print(buffer, " %s", name); 3303 } 3304 if (nelem == 0) { 3305 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 3306 } else { 3307 int i; 3308 __kmp_str_buf_print(buffer, "='", name); 3309 for (i = 0; i < nelem; i++) { 3310 switch (__kmp_nested_proc_bind.bind_types[i]) { 3311 case proc_bind_false: 3312 __kmp_str_buf_print(buffer, "false"); 3313 break; 3314 3315 case proc_bind_true: 3316 __kmp_str_buf_print(buffer, "true"); 3317 break; 3318 3319 case proc_bind_primary: 3320 __kmp_str_buf_print(buffer, "primary"); 3321 break; 3322 3323 case proc_bind_close: 3324 __kmp_str_buf_print(buffer, "close"); 3325 break; 3326 3327 case proc_bind_spread: 3328 __kmp_str_buf_print(buffer, "spread"); 3329 break; 3330 3331 case proc_bind_intel: 3332 __kmp_str_buf_print(buffer, "intel"); 3333 break; 3334 3335 case proc_bind_default: 3336 __kmp_str_buf_print(buffer, "default"); 3337 break; 3338 } 3339 if (i < nelem - 1) { 3340 __kmp_str_buf_print(buffer, ","); 3341 } 3342 } 3343 __kmp_str_buf_print(buffer, "'\n"); 3344 } 3345 } 3346 3347 static void __kmp_stg_parse_display_affinity(char const *name, 3348 char const *value, void *data) { 3349 __kmp_stg_parse_bool(name, value, &__kmp_display_affinity); 3350 } 3351 static void __kmp_stg_print_display_affinity(kmp_str_buf_t *buffer, 3352 char const *name, void *data) { 3353 __kmp_stg_print_bool(buffer, name, __kmp_display_affinity); 3354 } 3355 static void __kmp_stg_parse_affinity_format(char const *name, char const *value, 3356 void *data) { 3357 size_t length = KMP_STRLEN(value); 3358 __kmp_strncpy_truncate(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, value, 3359 length); 3360 } 3361 static void __kmp_stg_print_affinity_format(kmp_str_buf_t *buffer, 3362 char const *name, void *data) { 3363 if (__kmp_env_format) { 3364 KMP_STR_BUF_PRINT_NAME_EX(name); 3365 } else { 3366 __kmp_str_buf_print(buffer, " %s='", name); 3367 } 3368 __kmp_str_buf_print(buffer, "%s'\n", __kmp_affinity_format); 3369 } 3370 3371 /*----------------------------------------------------------------------------- 3372 OMP_ALLOCATOR sets default allocator. Here is the grammar: 3373 3374 <allocator> |= <predef-allocator> | <predef-mem-space> | 3375 <predef-mem-space>:<traits> 3376 <traits> |= <trait>=<value> | <trait>=<value>,<traits> 3377 <predef-allocator> |= omp_default_mem_alloc | omp_large_cap_mem_alloc | 3378 omp_const_mem_alloc | omp_high_bw_mem_alloc | 3379 omp_low_lat_mem_alloc | omp_cgroup_mem_alloc | 3380 omp_pteam_mem_alloc | omp_thread_mem_alloc 3381 <predef-mem-space> |= omp_default_mem_space | omp_large_cap_mem_space | 3382 omp_const_mem_space | omp_high_bw_mem_space | 3383 omp_low_lat_mem_space 3384 <trait> |= sync_hint | alignment | access | pool_size | fallback | 3385 fb_data | pinned | partition 3386 <value> |= one of the allowed values of trait | 3387 non-negative integer | <predef-allocator> 3388 -----------------------------------------------------------------------------*/ 3389 3390 static void __kmp_stg_parse_allocator(char const *name, char const *value, 3391 void *data) { 3392 const char *buf = value; 3393 const char *next, *scan, *start; 3394 char *key; 3395 omp_allocator_handle_t al; 3396 omp_memspace_handle_t ms = omp_default_mem_space; 3397 bool is_memspace = false; 3398 int ntraits = 0, count = 0; 3399 3400 SKIP_WS(buf); 3401 next = buf; 3402 const char *delim = strchr(buf, ':'); 3403 const char *predef_mem_space = strstr(buf, "mem_space"); 3404 3405 bool is_memalloc = (!predef_mem_space && !delim) ? true : false; 3406 3407 // Count the number of traits in the env var string 3408 if (delim) { 3409 ntraits = 1; 3410 for (scan = buf; *scan != '\0'; scan++) { 3411 if (*scan == ',') 3412 ntraits++; 3413 } 3414 } 3415 omp_alloctrait_t *traits = 3416 (omp_alloctrait_t *)KMP_ALLOCA(ntraits * sizeof(omp_alloctrait_t)); 3417 3418 // Helper macros 3419 #define IS_POWER_OF_TWO(n) (((n) & ((n)-1)) == 0) 3420 3421 #define GET_NEXT(sentinel) \ 3422 { \ 3423 SKIP_WS(next); \ 3424 if (*next == sentinel) \ 3425 next++; \ 3426 SKIP_WS(next); \ 3427 scan = next; \ 3428 } 3429 3430 #define SKIP_PAIR(key) \ 3431 { \ 3432 char const str_delimiter[] = {',', 0}; \ 3433 char *value = __kmp_str_token(CCAST(char *, scan), str_delimiter, \ 3434 CCAST(char **, &next)); \ 3435 KMP_WARNING(StgInvalidValue, key, value); \ 3436 ntraits--; \ 3437 SKIP_WS(next); \ 3438 scan = next; \ 3439 } 3440 3441 #define SET_KEY() \ 3442 { \ 3443 char const str_delimiter[] = {'=', 0}; \ 3444 key = __kmp_str_token(CCAST(char *, start), str_delimiter, \ 3445 CCAST(char **, &next)); \ 3446 scan = next; \ 3447 } 3448 3449 scan = next; 3450 while (*next != '\0') { 3451 if (is_memalloc || 3452 __kmp_match_str("fb_data", scan, &next)) { // allocator check 3453 start = scan; 3454 GET_NEXT('='); 3455 // check HBW and LCAP first as the only non-default supported 3456 if (__kmp_match_str("omp_high_bw_mem_alloc", scan, &next)) { 3457 SKIP_WS(next); 3458 if (is_memalloc) { 3459 if (__kmp_memkind_available) { 3460 __kmp_def_allocator = omp_high_bw_mem_alloc; 3461 return; 3462 } else { 3463 KMP_WARNING(OmpNoAllocator, "omp_high_bw_mem_alloc"); 3464 } 3465 } else { 3466 traits[count].key = omp_atk_fb_data; 3467 traits[count].value = RCAST(omp_uintptr_t, omp_high_bw_mem_alloc); 3468 } 3469 } else if (__kmp_match_str("omp_large_cap_mem_alloc", scan, &next)) { 3470 SKIP_WS(next); 3471 if (is_memalloc) { 3472 if (__kmp_memkind_available) { 3473 __kmp_def_allocator = omp_large_cap_mem_alloc; 3474 return; 3475 } else { 3476 KMP_WARNING(OmpNoAllocator, "omp_large_cap_mem_alloc"); 3477 } 3478 } else { 3479 traits[count].key = omp_atk_fb_data; 3480 traits[count].value = RCAST(omp_uintptr_t, omp_large_cap_mem_alloc); 3481 } 3482 } else if (__kmp_match_str("omp_default_mem_alloc", scan, &next)) { 3483 // default requested 3484 SKIP_WS(next); 3485 if (!is_memalloc) { 3486 traits[count].key = omp_atk_fb_data; 3487 traits[count].value = RCAST(omp_uintptr_t, omp_default_mem_alloc); 3488 } 3489 } else if (__kmp_match_str("omp_const_mem_alloc", scan, &next)) { 3490 SKIP_WS(next); 3491 if (is_memalloc) { 3492 KMP_WARNING(OmpNoAllocator, "omp_const_mem_alloc"); 3493 } else { 3494 traits[count].key = omp_atk_fb_data; 3495 traits[count].value = RCAST(omp_uintptr_t, omp_const_mem_alloc); 3496 } 3497 } else if (__kmp_match_str("omp_low_lat_mem_alloc", scan, &next)) { 3498 SKIP_WS(next); 3499 if (is_memalloc) { 3500 KMP_WARNING(OmpNoAllocator, "omp_low_lat_mem_alloc"); 3501 } else { 3502 traits[count].key = omp_atk_fb_data; 3503 traits[count].value = RCAST(omp_uintptr_t, omp_low_lat_mem_alloc); 3504 } 3505 } else if (__kmp_match_str("omp_cgroup_mem_alloc", scan, &next)) { 3506 SKIP_WS(next); 3507 if (is_memalloc) { 3508 KMP_WARNING(OmpNoAllocator, "omp_cgroup_mem_alloc"); 3509 } else { 3510 traits[count].key = omp_atk_fb_data; 3511 traits[count].value = RCAST(omp_uintptr_t, omp_cgroup_mem_alloc); 3512 } 3513 } else if (__kmp_match_str("omp_pteam_mem_alloc", scan, &next)) { 3514 SKIP_WS(next); 3515 if (is_memalloc) { 3516 KMP_WARNING(OmpNoAllocator, "omp_pteam_mem_alloc"); 3517 } else { 3518 traits[count].key = omp_atk_fb_data; 3519 traits[count].value = RCAST(omp_uintptr_t, omp_pteam_mem_alloc); 3520 } 3521 } else if (__kmp_match_str("omp_thread_mem_alloc", scan, &next)) { 3522 SKIP_WS(next); 3523 if (is_memalloc) { 3524 KMP_WARNING(OmpNoAllocator, "omp_thread_mem_alloc"); 3525 } else { 3526 traits[count].key = omp_atk_fb_data; 3527 traits[count].value = RCAST(omp_uintptr_t, omp_thread_mem_alloc); 3528 } 3529 } else { 3530 if (!is_memalloc) { 3531 SET_KEY(); 3532 SKIP_PAIR(key); 3533 continue; 3534 } 3535 } 3536 if (is_memalloc) { 3537 __kmp_def_allocator = omp_default_mem_alloc; 3538 if (next == buf || *next != '\0') { 3539 // either no match or extra symbols present after the matched token 3540 KMP_WARNING(StgInvalidValue, name, value); 3541 } 3542 return; 3543 } else { 3544 ++count; 3545 if (count == ntraits) 3546 break; 3547 GET_NEXT(','); 3548 } 3549 } else { // memspace 3550 if (!is_memspace) { 3551 if (__kmp_match_str("omp_default_mem_space", scan, &next)) { 3552 SKIP_WS(next); 3553 ms = omp_default_mem_space; 3554 } else if (__kmp_match_str("omp_large_cap_mem_space", scan, &next)) { 3555 SKIP_WS(next); 3556 ms = omp_large_cap_mem_space; 3557 } else if (__kmp_match_str("omp_const_mem_space", scan, &next)) { 3558 SKIP_WS(next); 3559 ms = omp_const_mem_space; 3560 } else if (__kmp_match_str("omp_high_bw_mem_space", scan, &next)) { 3561 SKIP_WS(next); 3562 ms = omp_high_bw_mem_space; 3563 } else if (__kmp_match_str("omp_low_lat_mem_space", scan, &next)) { 3564 SKIP_WS(next); 3565 ms = omp_low_lat_mem_space; 3566 } else { 3567 __kmp_def_allocator = omp_default_mem_alloc; 3568 if (next == buf || *next != '\0') { 3569 // either no match or extra symbols present after the matched token 3570 KMP_WARNING(StgInvalidValue, name, value); 3571 } 3572 return; 3573 } 3574 is_memspace = true; 3575 } 3576 if (delim) { // traits 3577 GET_NEXT(':'); 3578 start = scan; 3579 if (__kmp_match_str("sync_hint", scan, &next)) { 3580 GET_NEXT('='); 3581 traits[count].key = omp_atk_sync_hint; 3582 if (__kmp_match_str("contended", scan, &next)) { 3583 traits[count].value = omp_atv_contended; 3584 } else if (__kmp_match_str("uncontended", scan, &next)) { 3585 traits[count].value = omp_atv_uncontended; 3586 } else if (__kmp_match_str("serialized", scan, &next)) { 3587 traits[count].value = omp_atv_serialized; 3588 } else if (__kmp_match_str("private", scan, &next)) { 3589 traits[count].value = omp_atv_private; 3590 } else { 3591 SET_KEY(); 3592 SKIP_PAIR(key); 3593 continue; 3594 } 3595 } else if (__kmp_match_str("alignment", scan, &next)) { 3596 GET_NEXT('='); 3597 if (!isdigit(*next)) { 3598 SET_KEY(); 3599 SKIP_PAIR(key); 3600 continue; 3601 } 3602 SKIP_DIGITS(next); 3603 int n = __kmp_str_to_int(scan, ','); 3604 if (n < 0 || !IS_POWER_OF_TWO(n)) { 3605 SET_KEY(); 3606 SKIP_PAIR(key); 3607 continue; 3608 } 3609 traits[count].key = omp_atk_alignment; 3610 traits[count].value = n; 3611 } else if (__kmp_match_str("access", scan, &next)) { 3612 GET_NEXT('='); 3613 traits[count].key = omp_atk_access; 3614 if (__kmp_match_str("all", scan, &next)) { 3615 traits[count].value = omp_atv_all; 3616 } else if (__kmp_match_str("cgroup", scan, &next)) { 3617 traits[count].value = omp_atv_cgroup; 3618 } else if (__kmp_match_str("pteam", scan, &next)) { 3619 traits[count].value = omp_atv_pteam; 3620 } else if (__kmp_match_str("thread", scan, &next)) { 3621 traits[count].value = omp_atv_thread; 3622 } else { 3623 SET_KEY(); 3624 SKIP_PAIR(key); 3625 continue; 3626 } 3627 } else if (__kmp_match_str("pool_size", scan, &next)) { 3628 GET_NEXT('='); 3629 if (!isdigit(*next)) { 3630 SET_KEY(); 3631 SKIP_PAIR(key); 3632 continue; 3633 } 3634 SKIP_DIGITS(next); 3635 int n = __kmp_str_to_int(scan, ','); 3636 if (n < 0) { 3637 SET_KEY(); 3638 SKIP_PAIR(key); 3639 continue; 3640 } 3641 traits[count].key = omp_atk_pool_size; 3642 traits[count].value = n; 3643 } else if (__kmp_match_str("fallback", scan, &next)) { 3644 GET_NEXT('='); 3645 traits[count].key = omp_atk_fallback; 3646 if (__kmp_match_str("default_mem_fb", scan, &next)) { 3647 traits[count].value = omp_atv_default_mem_fb; 3648 } else if (__kmp_match_str("null_fb", scan, &next)) { 3649 traits[count].value = omp_atv_null_fb; 3650 } else if (__kmp_match_str("abort_fb", scan, &next)) { 3651 traits[count].value = omp_atv_abort_fb; 3652 } else if (__kmp_match_str("allocator_fb", scan, &next)) { 3653 traits[count].value = omp_atv_allocator_fb; 3654 } else { 3655 SET_KEY(); 3656 SKIP_PAIR(key); 3657 continue; 3658 } 3659 } else if (__kmp_match_str("pinned", scan, &next)) { 3660 GET_NEXT('='); 3661 traits[count].key = omp_atk_pinned; 3662 if (__kmp_str_match_true(next)) { 3663 traits[count].value = omp_atv_true; 3664 } else if (__kmp_str_match_false(next)) { 3665 traits[count].value = omp_atv_false; 3666 } else { 3667 SET_KEY(); 3668 SKIP_PAIR(key); 3669 continue; 3670 } 3671 } else if (__kmp_match_str("partition", scan, &next)) { 3672 GET_NEXT('='); 3673 traits[count].key = omp_atk_partition; 3674 if (__kmp_match_str("environment", scan, &next)) { 3675 traits[count].value = omp_atv_environment; 3676 } else if (__kmp_match_str("nearest", scan, &next)) { 3677 traits[count].value = omp_atv_nearest; 3678 } else if (__kmp_match_str("blocked", scan, &next)) { 3679 traits[count].value = omp_atv_blocked; 3680 } else if (__kmp_match_str("interleaved", scan, &next)) { 3681 traits[count].value = omp_atv_interleaved; 3682 } else { 3683 SET_KEY(); 3684 SKIP_PAIR(key); 3685 continue; 3686 } 3687 } else { 3688 SET_KEY(); 3689 SKIP_PAIR(key); 3690 continue; 3691 } 3692 SKIP_WS(next); 3693 ++count; 3694 if (count == ntraits) 3695 break; 3696 GET_NEXT(','); 3697 } // traits 3698 } // memspace 3699 } // while 3700 al = __kmpc_init_allocator(__kmp_get_gtid(), ms, ntraits, traits); 3701 __kmp_def_allocator = (al == omp_null_allocator) ? omp_default_mem_alloc : al; 3702 } 3703 3704 static void __kmp_stg_print_allocator(kmp_str_buf_t *buffer, char const *name, 3705 void *data) { 3706 if (__kmp_def_allocator == omp_default_mem_alloc) { 3707 __kmp_stg_print_str(buffer, name, "omp_default_mem_alloc"); 3708 } else if (__kmp_def_allocator == omp_high_bw_mem_alloc) { 3709 __kmp_stg_print_str(buffer, name, "omp_high_bw_mem_alloc"); 3710 } else if (__kmp_def_allocator == omp_large_cap_mem_alloc) { 3711 __kmp_stg_print_str(buffer, name, "omp_large_cap_mem_alloc"); 3712 } else if (__kmp_def_allocator == omp_const_mem_alloc) { 3713 __kmp_stg_print_str(buffer, name, "omp_const_mem_alloc"); 3714 } else if (__kmp_def_allocator == omp_low_lat_mem_alloc) { 3715 __kmp_stg_print_str(buffer, name, "omp_low_lat_mem_alloc"); 3716 } else if (__kmp_def_allocator == omp_cgroup_mem_alloc) { 3717 __kmp_stg_print_str(buffer, name, "omp_cgroup_mem_alloc"); 3718 } else if (__kmp_def_allocator == omp_pteam_mem_alloc) { 3719 __kmp_stg_print_str(buffer, name, "omp_pteam_mem_alloc"); 3720 } else if (__kmp_def_allocator == omp_thread_mem_alloc) { 3721 __kmp_stg_print_str(buffer, name, "omp_thread_mem_alloc"); 3722 } 3723 } 3724 3725 // ----------------------------------------------------------------------------- 3726 // OMP_DYNAMIC 3727 3728 static void __kmp_stg_parse_omp_dynamic(char const *name, char const *value, 3729 void *data) { 3730 __kmp_stg_parse_bool(name, value, &(__kmp_global.g.g_dynamic)); 3731 } // __kmp_stg_parse_omp_dynamic 3732 3733 static void __kmp_stg_print_omp_dynamic(kmp_str_buf_t *buffer, char const *name, 3734 void *data) { 3735 __kmp_stg_print_bool(buffer, name, __kmp_global.g.g_dynamic); 3736 } // __kmp_stg_print_omp_dynamic 3737 3738 static void __kmp_stg_parse_kmp_dynamic_mode(char const *name, 3739 char const *value, void *data) { 3740 if (TCR_4(__kmp_init_parallel)) { 3741 KMP_WARNING(EnvParallelWarn, name); 3742 __kmp_env_toPrint(name, 0); 3743 return; 3744 } 3745 #ifdef USE_LOAD_BALANCE 3746 else if (__kmp_str_match("load balance", 2, value) || 3747 __kmp_str_match("load_balance", 2, value) || 3748 __kmp_str_match("load-balance", 2, value) || 3749 __kmp_str_match("loadbalance", 2, value) || 3750 __kmp_str_match("balance", 1, value)) { 3751 __kmp_global.g.g_dynamic_mode = dynamic_load_balance; 3752 } 3753 #endif /* USE_LOAD_BALANCE */ 3754 else if (__kmp_str_match("thread limit", 1, value) || 3755 __kmp_str_match("thread_limit", 1, value) || 3756 __kmp_str_match("thread-limit", 1, value) || 3757 __kmp_str_match("threadlimit", 1, value) || 3758 __kmp_str_match("limit", 2, value)) { 3759 __kmp_global.g.g_dynamic_mode = dynamic_thread_limit; 3760 } else if (__kmp_str_match("random", 1, value)) { 3761 __kmp_global.g.g_dynamic_mode = dynamic_random; 3762 } else { 3763 KMP_WARNING(StgInvalidValue, name, value); 3764 } 3765 } //__kmp_stg_parse_kmp_dynamic_mode 3766 3767 static void __kmp_stg_print_kmp_dynamic_mode(kmp_str_buf_t *buffer, 3768 char const *name, void *data) { 3769 #if KMP_DEBUG 3770 if (__kmp_global.g.g_dynamic_mode == dynamic_default) { 3771 __kmp_str_buf_print(buffer, " %s: %s \n", name, KMP_I18N_STR(NotDefined)); 3772 } 3773 #ifdef USE_LOAD_BALANCE 3774 else if (__kmp_global.g.g_dynamic_mode == dynamic_load_balance) { 3775 __kmp_stg_print_str(buffer, name, "load balance"); 3776 } 3777 #endif /* USE_LOAD_BALANCE */ 3778 else if (__kmp_global.g.g_dynamic_mode == dynamic_thread_limit) { 3779 __kmp_stg_print_str(buffer, name, "thread limit"); 3780 } else if (__kmp_global.g.g_dynamic_mode == dynamic_random) { 3781 __kmp_stg_print_str(buffer, name, "random"); 3782 } else { 3783 KMP_ASSERT(0); 3784 } 3785 #endif /* KMP_DEBUG */ 3786 } // __kmp_stg_print_kmp_dynamic_mode 3787 3788 #ifdef USE_LOAD_BALANCE 3789 3790 // ----------------------------------------------------------------------------- 3791 // KMP_LOAD_BALANCE_INTERVAL 3792 3793 static void __kmp_stg_parse_ld_balance_interval(char const *name, 3794 char const *value, void *data) { 3795 double interval = __kmp_convert_to_double(value); 3796 if (interval >= 0) { 3797 __kmp_load_balance_interval = interval; 3798 } else { 3799 KMP_WARNING(StgInvalidValue, name, value); 3800 } 3801 } // __kmp_stg_parse_load_balance_interval 3802 3803 static void __kmp_stg_print_ld_balance_interval(kmp_str_buf_t *buffer, 3804 char const *name, void *data) { 3805 #if KMP_DEBUG 3806 __kmp_str_buf_print(buffer, " %s=%8.6f\n", name, 3807 __kmp_load_balance_interval); 3808 #endif /* KMP_DEBUG */ 3809 } // __kmp_stg_print_load_balance_interval 3810 3811 #endif /* USE_LOAD_BALANCE */ 3812 3813 // ----------------------------------------------------------------------------- 3814 // KMP_INIT_AT_FORK 3815 3816 static void __kmp_stg_parse_init_at_fork(char const *name, char const *value, 3817 void *data) { 3818 __kmp_stg_parse_bool(name, value, &__kmp_need_register_atfork); 3819 if (__kmp_need_register_atfork) { 3820 __kmp_need_register_atfork_specified = TRUE; 3821 } 3822 } // __kmp_stg_parse_init_at_fork 3823 3824 static void __kmp_stg_print_init_at_fork(kmp_str_buf_t *buffer, 3825 char const *name, void *data) { 3826 __kmp_stg_print_bool(buffer, name, __kmp_need_register_atfork_specified); 3827 } // __kmp_stg_print_init_at_fork 3828 3829 // ----------------------------------------------------------------------------- 3830 // KMP_SCHEDULE 3831 3832 static void __kmp_stg_parse_schedule(char const *name, char const *value, 3833 void *data) { 3834 3835 if (value != NULL) { 3836 size_t length = KMP_STRLEN(value); 3837 if (length > INT_MAX) { 3838 KMP_WARNING(LongValue, name); 3839 } else { 3840 const char *semicolon; 3841 if (value[length - 1] == '"' || value[length - 1] == '\'') 3842 KMP_WARNING(UnbalancedQuotes, name); 3843 do { 3844 char sentinel; 3845 3846 semicolon = strchr(value, ';'); 3847 if (*value && semicolon != value) { 3848 const char *comma = strchr(value, ','); 3849 3850 if (comma) { 3851 ++comma; 3852 sentinel = ','; 3853 } else 3854 sentinel = ';'; 3855 if (!__kmp_strcasecmp_with_sentinel("static", value, sentinel)) { 3856 if (!__kmp_strcasecmp_with_sentinel("greedy", comma, ';')) { 3857 __kmp_static = kmp_sch_static_greedy; 3858 continue; 3859 } else if (!__kmp_strcasecmp_with_sentinel("balanced", comma, 3860 ';')) { 3861 __kmp_static = kmp_sch_static_balanced; 3862 continue; 3863 } 3864 } else if (!__kmp_strcasecmp_with_sentinel("guided", value, 3865 sentinel)) { 3866 if (!__kmp_strcasecmp_with_sentinel("iterative", comma, ';')) { 3867 __kmp_guided = kmp_sch_guided_iterative_chunked; 3868 continue; 3869 } else if (!__kmp_strcasecmp_with_sentinel("analytical", comma, 3870 ';')) { 3871 /* analytical not allowed for too many threads */ 3872 __kmp_guided = kmp_sch_guided_analytical_chunked; 3873 continue; 3874 } 3875 } 3876 KMP_WARNING(InvalidClause, name, value); 3877 } else 3878 KMP_WARNING(EmptyClause, name); 3879 } while ((value = semicolon ? semicolon + 1 : NULL)); 3880 } 3881 } 3882 3883 } // __kmp_stg_parse__schedule 3884 3885 static void __kmp_stg_print_schedule(kmp_str_buf_t *buffer, char const *name, 3886 void *data) { 3887 if (__kmp_env_format) { 3888 KMP_STR_BUF_PRINT_NAME_EX(name); 3889 } else { 3890 __kmp_str_buf_print(buffer, " %s='", name); 3891 } 3892 if (__kmp_static == kmp_sch_static_greedy) { 3893 __kmp_str_buf_print(buffer, "%s", "static,greedy"); 3894 } else if (__kmp_static == kmp_sch_static_balanced) { 3895 __kmp_str_buf_print(buffer, "%s", "static,balanced"); 3896 } 3897 if (__kmp_guided == kmp_sch_guided_iterative_chunked) { 3898 __kmp_str_buf_print(buffer, ";%s'\n", "guided,iterative"); 3899 } else if (__kmp_guided == kmp_sch_guided_analytical_chunked) { 3900 __kmp_str_buf_print(buffer, ";%s'\n", "guided,analytical"); 3901 } 3902 } // __kmp_stg_print_schedule 3903 3904 // ----------------------------------------------------------------------------- 3905 // OMP_SCHEDULE 3906 3907 static inline void __kmp_omp_schedule_restore() { 3908 #if KMP_USE_HIER_SCHED 3909 __kmp_hier_scheds.deallocate(); 3910 #endif 3911 __kmp_chunk = 0; 3912 __kmp_sched = kmp_sch_default; 3913 } 3914 3915 // if parse_hier = true: 3916 // Parse [HW,][modifier:]kind[,chunk] 3917 // else: 3918 // Parse [modifier:]kind[,chunk] 3919 static const char *__kmp_parse_single_omp_schedule(const char *name, 3920 const char *value, 3921 bool parse_hier = false) { 3922 /* get the specified scheduling style */ 3923 const char *ptr = value; 3924 const char *delim; 3925 int chunk = 0; 3926 enum sched_type sched = kmp_sch_default; 3927 if (*ptr == '\0') 3928 return NULL; 3929 delim = ptr; 3930 while (*delim != ',' && *delim != ':' && *delim != '\0') 3931 delim++; 3932 #if KMP_USE_HIER_SCHED 3933 kmp_hier_layer_e layer = kmp_hier_layer_e::LAYER_THREAD; 3934 if (parse_hier) { 3935 if (*delim == ',') { 3936 if (!__kmp_strcasecmp_with_sentinel("L1", ptr, ',')) { 3937 layer = kmp_hier_layer_e::LAYER_L1; 3938 } else if (!__kmp_strcasecmp_with_sentinel("L2", ptr, ',')) { 3939 layer = kmp_hier_layer_e::LAYER_L2; 3940 } else if (!__kmp_strcasecmp_with_sentinel("L3", ptr, ',')) { 3941 layer = kmp_hier_layer_e::LAYER_L3; 3942 } else if (!__kmp_strcasecmp_with_sentinel("NUMA", ptr, ',')) { 3943 layer = kmp_hier_layer_e::LAYER_NUMA; 3944 } 3945 } 3946 if (layer != kmp_hier_layer_e::LAYER_THREAD && *delim != ',') { 3947 // If there is no comma after the layer, then this schedule is invalid 3948 KMP_WARNING(StgInvalidValue, name, value); 3949 __kmp_omp_schedule_restore(); 3950 return NULL; 3951 } else if (layer != kmp_hier_layer_e::LAYER_THREAD) { 3952 ptr = ++delim; 3953 while (*delim != ',' && *delim != ':' && *delim != '\0') 3954 delim++; 3955 } 3956 } 3957 #endif // KMP_USE_HIER_SCHED 3958 // Read in schedule modifier if specified 3959 enum sched_type sched_modifier = (enum sched_type)0; 3960 if (*delim == ':') { 3961 if (!__kmp_strcasecmp_with_sentinel("monotonic", ptr, *delim)) { 3962 sched_modifier = sched_type::kmp_sch_modifier_monotonic; 3963 ptr = ++delim; 3964 while (*delim != ',' && *delim != ':' && *delim != '\0') 3965 delim++; 3966 } else if (!__kmp_strcasecmp_with_sentinel("nonmonotonic", ptr, *delim)) { 3967 sched_modifier = sched_type::kmp_sch_modifier_nonmonotonic; 3968 ptr = ++delim; 3969 while (*delim != ',' && *delim != ':' && *delim != '\0') 3970 delim++; 3971 } else if (!parse_hier) { 3972 // If there is no proper schedule modifier, then this schedule is invalid 3973 KMP_WARNING(StgInvalidValue, name, value); 3974 __kmp_omp_schedule_restore(); 3975 return NULL; 3976 } 3977 } 3978 // Read in schedule kind (required) 3979 if (!__kmp_strcasecmp_with_sentinel("dynamic", ptr, *delim)) 3980 sched = kmp_sch_dynamic_chunked; 3981 else if (!__kmp_strcasecmp_with_sentinel("guided", ptr, *delim)) 3982 sched = kmp_sch_guided_chunked; 3983 // AC: TODO: probably remove TRAPEZOIDAL (OMP 3.0 does not allow it) 3984 else if (!__kmp_strcasecmp_with_sentinel("auto", ptr, *delim)) 3985 sched = kmp_sch_auto; 3986 else if (!__kmp_strcasecmp_with_sentinel("trapezoidal", ptr, *delim)) 3987 sched = kmp_sch_trapezoidal; 3988 else if (!__kmp_strcasecmp_with_sentinel("static", ptr, *delim)) 3989 sched = kmp_sch_static; 3990 #if KMP_STATIC_STEAL_ENABLED 3991 else if (!__kmp_strcasecmp_with_sentinel("static_steal", ptr, *delim)) { 3992 // replace static_steal with dynamic to better cope with ordered loops 3993 sched = kmp_sch_dynamic_chunked; 3994 sched_modifier = sched_type::kmp_sch_modifier_nonmonotonic; 3995 } 3996 #endif 3997 else { 3998 // If there is no proper schedule kind, then this schedule is invalid 3999 KMP_WARNING(StgInvalidValue, name, value); 4000 __kmp_omp_schedule_restore(); 4001 return NULL; 4002 } 4003 4004 // Read in schedule chunk size if specified 4005 if (*delim == ',') { 4006 ptr = delim + 1; 4007 SKIP_WS(ptr); 4008 if (!isdigit(*ptr)) { 4009 // If there is no chunk after comma, then this schedule is invalid 4010 KMP_WARNING(StgInvalidValue, name, value); 4011 __kmp_omp_schedule_restore(); 4012 return NULL; 4013 } 4014 SKIP_DIGITS(ptr); 4015 // auto schedule should not specify chunk size 4016 if (sched == kmp_sch_auto) { 4017 __kmp_msg(kmp_ms_warning, KMP_MSG(IgnoreChunk, name, delim), 4018 __kmp_msg_null); 4019 } else { 4020 if (sched == kmp_sch_static) 4021 sched = kmp_sch_static_chunked; 4022 chunk = __kmp_str_to_int(delim + 1, *ptr); 4023 if (chunk < 1) { 4024 chunk = KMP_DEFAULT_CHUNK; 4025 __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidChunk, name, delim), 4026 __kmp_msg_null); 4027 KMP_INFORM(Using_int_Value, name, __kmp_chunk); 4028 // AC: next block commented out until KMP_DEFAULT_CHUNK != KMP_MIN_CHUNK 4029 // (to improve code coverage :) 4030 // The default chunk size is 1 according to standard, thus making 4031 // KMP_MIN_CHUNK not 1 we would introduce mess: 4032 // wrong chunk becomes 1, but it will be impossible to explicitly set 4033 // to 1 because it becomes KMP_MIN_CHUNK... 4034 // } else if ( chunk < KMP_MIN_CHUNK ) { 4035 // chunk = KMP_MIN_CHUNK; 4036 } else if (chunk > KMP_MAX_CHUNK) { 4037 chunk = KMP_MAX_CHUNK; 4038 __kmp_msg(kmp_ms_warning, KMP_MSG(LargeChunk, name, delim), 4039 __kmp_msg_null); 4040 KMP_INFORM(Using_int_Value, name, chunk); 4041 } 4042 } 4043 } else { 4044 ptr = delim; 4045 } 4046 4047 SCHEDULE_SET_MODIFIERS(sched, sched_modifier); 4048 4049 #if KMP_USE_HIER_SCHED 4050 if (layer != kmp_hier_layer_e::LAYER_THREAD) { 4051 __kmp_hier_scheds.append(sched, chunk, layer); 4052 } else 4053 #endif 4054 { 4055 __kmp_chunk = chunk; 4056 __kmp_sched = sched; 4057 } 4058 return ptr; 4059 } 4060 4061 static void __kmp_stg_parse_omp_schedule(char const *name, char const *value, 4062 void *data) { 4063 size_t length; 4064 const char *ptr = value; 4065 SKIP_WS(ptr); 4066 if (value) { 4067 length = KMP_STRLEN(value); 4068 if (length) { 4069 if (value[length - 1] == '"' || value[length - 1] == '\'') 4070 KMP_WARNING(UnbalancedQuotes, name); 4071 /* get the specified scheduling style */ 4072 #if KMP_USE_HIER_SCHED 4073 if (!__kmp_strcasecmp_with_sentinel("EXPERIMENTAL", ptr, ' ')) { 4074 SKIP_TOKEN(ptr); 4075 SKIP_WS(ptr); 4076 while ((ptr = __kmp_parse_single_omp_schedule(name, ptr, true))) { 4077 while (*ptr == ' ' || *ptr == '\t' || *ptr == ':') 4078 ptr++; 4079 if (*ptr == '\0') 4080 break; 4081 } 4082 } else 4083 #endif 4084 __kmp_parse_single_omp_schedule(name, ptr); 4085 } else 4086 KMP_WARNING(EmptyString, name); 4087 } 4088 #if KMP_USE_HIER_SCHED 4089 __kmp_hier_scheds.sort(); 4090 #endif 4091 K_DIAG(1, ("__kmp_static == %d\n", __kmp_static)) 4092 K_DIAG(1, ("__kmp_guided == %d\n", __kmp_guided)) 4093 K_DIAG(1, ("__kmp_sched == %d\n", __kmp_sched)) 4094 K_DIAG(1, ("__kmp_chunk == %d\n", __kmp_chunk)) 4095 } // __kmp_stg_parse_omp_schedule 4096 4097 static void __kmp_stg_print_omp_schedule(kmp_str_buf_t *buffer, 4098 char const *name, void *data) { 4099 if (__kmp_env_format) { 4100 KMP_STR_BUF_PRINT_NAME_EX(name); 4101 } else { 4102 __kmp_str_buf_print(buffer, " %s='", name); 4103 } 4104 enum sched_type sched = SCHEDULE_WITHOUT_MODIFIERS(__kmp_sched); 4105 if (SCHEDULE_HAS_MONOTONIC(__kmp_sched)) { 4106 __kmp_str_buf_print(buffer, "monotonic:"); 4107 } else if (SCHEDULE_HAS_NONMONOTONIC(__kmp_sched)) { 4108 __kmp_str_buf_print(buffer, "nonmonotonic:"); 4109 } 4110 if (__kmp_chunk) { 4111 switch (sched) { 4112 case kmp_sch_dynamic_chunked: 4113 __kmp_str_buf_print(buffer, "%s,%d'\n", "dynamic", __kmp_chunk); 4114 break; 4115 case kmp_sch_guided_iterative_chunked: 4116 case kmp_sch_guided_analytical_chunked: 4117 __kmp_str_buf_print(buffer, "%s,%d'\n", "guided", __kmp_chunk); 4118 break; 4119 case kmp_sch_trapezoidal: 4120 __kmp_str_buf_print(buffer, "%s,%d'\n", "trapezoidal", __kmp_chunk); 4121 break; 4122 case kmp_sch_static: 4123 case kmp_sch_static_chunked: 4124 case kmp_sch_static_balanced: 4125 case kmp_sch_static_greedy: 4126 __kmp_str_buf_print(buffer, "%s,%d'\n", "static", __kmp_chunk); 4127 break; 4128 case kmp_sch_static_steal: 4129 __kmp_str_buf_print(buffer, "%s,%d'\n", "static_steal", __kmp_chunk); 4130 break; 4131 case kmp_sch_auto: 4132 __kmp_str_buf_print(buffer, "%s,%d'\n", "auto", __kmp_chunk); 4133 break; 4134 } 4135 } else { 4136 switch (sched) { 4137 case kmp_sch_dynamic_chunked: 4138 __kmp_str_buf_print(buffer, "%s'\n", "dynamic"); 4139 break; 4140 case kmp_sch_guided_iterative_chunked: 4141 case kmp_sch_guided_analytical_chunked: 4142 __kmp_str_buf_print(buffer, "%s'\n", "guided"); 4143 break; 4144 case kmp_sch_trapezoidal: 4145 __kmp_str_buf_print(buffer, "%s'\n", "trapezoidal"); 4146 break; 4147 case kmp_sch_static: 4148 case kmp_sch_static_chunked: 4149 case kmp_sch_static_balanced: 4150 case kmp_sch_static_greedy: 4151 __kmp_str_buf_print(buffer, "%s'\n", "static"); 4152 break; 4153 case kmp_sch_static_steal: 4154 __kmp_str_buf_print(buffer, "%s'\n", "static_steal"); 4155 break; 4156 case kmp_sch_auto: 4157 __kmp_str_buf_print(buffer, "%s'\n", "auto"); 4158 break; 4159 } 4160 } 4161 } // __kmp_stg_print_omp_schedule 4162 4163 #if KMP_USE_HIER_SCHED 4164 // ----------------------------------------------------------------------------- 4165 // KMP_DISP_HAND_THREAD 4166 static void __kmp_stg_parse_kmp_hand_thread(char const *name, char const *value, 4167 void *data) { 4168 __kmp_stg_parse_bool(name, value, &(__kmp_dispatch_hand_threading)); 4169 } // __kmp_stg_parse_kmp_hand_thread 4170 4171 static void __kmp_stg_print_kmp_hand_thread(kmp_str_buf_t *buffer, 4172 char const *name, void *data) { 4173 __kmp_stg_print_bool(buffer, name, __kmp_dispatch_hand_threading); 4174 } // __kmp_stg_print_kmp_hand_thread 4175 #endif 4176 4177 // ----------------------------------------------------------------------------- 4178 // KMP_FORCE_MONOTONIC_DYNAMIC_SCHEDULE 4179 static void __kmp_stg_parse_kmp_force_monotonic(char const *name, 4180 char const *value, void *data) { 4181 __kmp_stg_parse_bool(name, value, &(__kmp_force_monotonic)); 4182 } // __kmp_stg_parse_kmp_force_monotonic 4183 4184 static void __kmp_stg_print_kmp_force_monotonic(kmp_str_buf_t *buffer, 4185 char const *name, void *data) { 4186 __kmp_stg_print_bool(buffer, name, __kmp_force_monotonic); 4187 } // __kmp_stg_print_kmp_force_monotonic 4188 4189 // ----------------------------------------------------------------------------- 4190 // KMP_ATOMIC_MODE 4191 4192 static void __kmp_stg_parse_atomic_mode(char const *name, char const *value, 4193 void *data) { 4194 // Modes: 0 -- do not change default; 1 -- Intel perf mode, 2 -- GOMP 4195 // compatibility mode. 4196 int mode = 0; 4197 int max = 1; 4198 #ifdef KMP_GOMP_COMPAT 4199 max = 2; 4200 #endif /* KMP_GOMP_COMPAT */ 4201 __kmp_stg_parse_int(name, value, 0, max, &mode); 4202 // TODO; parse_int is not very suitable for this case. In case of overflow it 4203 // is better to use 4204 // 0 rather that max value. 4205 if (mode > 0) { 4206 __kmp_atomic_mode = mode; 4207 } 4208 } // __kmp_stg_parse_atomic_mode 4209 4210 static void __kmp_stg_print_atomic_mode(kmp_str_buf_t *buffer, char const *name, 4211 void *data) { 4212 __kmp_stg_print_int(buffer, name, __kmp_atomic_mode); 4213 } // __kmp_stg_print_atomic_mode 4214 4215 // ----------------------------------------------------------------------------- 4216 // KMP_CONSISTENCY_CHECK 4217 4218 static void __kmp_stg_parse_consistency_check(char const *name, 4219 char const *value, void *data) { 4220 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) { 4221 // Note, this will not work from kmp_set_defaults because th_cons stack was 4222 // not allocated 4223 // for existed thread(s) thus the first __kmp_push_<construct> will break 4224 // with assertion. 4225 // TODO: allocate th_cons if called from kmp_set_defaults. 4226 __kmp_env_consistency_check = TRUE; 4227 } else if (!__kmp_strcasecmp_with_sentinel("none", value, 0)) { 4228 __kmp_env_consistency_check = FALSE; 4229 } else { 4230 KMP_WARNING(StgInvalidValue, name, value); 4231 } 4232 } // __kmp_stg_parse_consistency_check 4233 4234 static void __kmp_stg_print_consistency_check(kmp_str_buf_t *buffer, 4235 char const *name, void *data) { 4236 #if KMP_DEBUG 4237 const char *value = NULL; 4238 4239 if (__kmp_env_consistency_check) { 4240 value = "all"; 4241 } else { 4242 value = "none"; 4243 } 4244 4245 if (value != NULL) { 4246 __kmp_stg_print_str(buffer, name, value); 4247 } 4248 #endif /* KMP_DEBUG */ 4249 } // __kmp_stg_print_consistency_check 4250 4251 #if USE_ITT_BUILD 4252 // ----------------------------------------------------------------------------- 4253 // KMP_ITT_PREPARE_DELAY 4254 4255 #if USE_ITT_NOTIFY 4256 4257 static void __kmp_stg_parse_itt_prepare_delay(char const *name, 4258 char const *value, void *data) { 4259 // Experimental code: KMP_ITT_PREPARE_DELAY specifies numbert of loop 4260 // iterations. 4261 int delay = 0; 4262 __kmp_stg_parse_int(name, value, 0, INT_MAX, &delay); 4263 __kmp_itt_prepare_delay = delay; 4264 } // __kmp_str_parse_itt_prepare_delay 4265 4266 static void __kmp_stg_print_itt_prepare_delay(kmp_str_buf_t *buffer, 4267 char const *name, void *data) { 4268 __kmp_stg_print_uint64(buffer, name, __kmp_itt_prepare_delay); 4269 4270 } // __kmp_str_print_itt_prepare_delay 4271 4272 #endif // USE_ITT_NOTIFY 4273 #endif /* USE_ITT_BUILD */ 4274 4275 // ----------------------------------------------------------------------------- 4276 // KMP_MALLOC_POOL_INCR 4277 4278 static void __kmp_stg_parse_malloc_pool_incr(char const *name, 4279 char const *value, void *data) { 4280 __kmp_stg_parse_size(name, value, KMP_MIN_MALLOC_POOL_INCR, 4281 KMP_MAX_MALLOC_POOL_INCR, NULL, &__kmp_malloc_pool_incr, 4282 1); 4283 } // __kmp_stg_parse_malloc_pool_incr 4284 4285 static void __kmp_stg_print_malloc_pool_incr(kmp_str_buf_t *buffer, 4286 char const *name, void *data) { 4287 __kmp_stg_print_size(buffer, name, __kmp_malloc_pool_incr); 4288 4289 } // _kmp_stg_print_malloc_pool_incr 4290 4291 #ifdef KMP_DEBUG 4292 4293 // ----------------------------------------------------------------------------- 4294 // KMP_PAR_RANGE 4295 4296 static void __kmp_stg_parse_par_range_env(char const *name, char const *value, 4297 void *data) { 4298 __kmp_stg_parse_par_range(name, value, &__kmp_par_range, 4299 __kmp_par_range_routine, __kmp_par_range_filename, 4300 &__kmp_par_range_lb, &__kmp_par_range_ub); 4301 } // __kmp_stg_parse_par_range_env 4302 4303 static void __kmp_stg_print_par_range_env(kmp_str_buf_t *buffer, 4304 char const *name, void *data) { 4305 if (__kmp_par_range != 0) { 4306 __kmp_stg_print_str(buffer, name, par_range_to_print); 4307 } 4308 } // __kmp_stg_print_par_range_env 4309 4310 #endif 4311 4312 // ----------------------------------------------------------------------------- 4313 // KMP_GTID_MODE 4314 4315 static void __kmp_stg_parse_gtid_mode(char const *name, char const *value, 4316 void *data) { 4317 // Modes: 4318 // 0 -- do not change default 4319 // 1 -- sp search 4320 // 2 -- use "keyed" TLS var, i.e. 4321 // pthread_getspecific(Linux* OS/OS X*) or TlsGetValue(Windows* OS) 4322 // 3 -- __declspec(thread) TLS var in tdata section 4323 int mode = 0; 4324 int max = 2; 4325 #ifdef KMP_TDATA_GTID 4326 max = 3; 4327 #endif /* KMP_TDATA_GTID */ 4328 __kmp_stg_parse_int(name, value, 0, max, &mode); 4329 // TODO; parse_int is not very suitable for this case. In case of overflow it 4330 // is better to use 0 rather that max value. 4331 if (mode == 0) { 4332 __kmp_adjust_gtid_mode = TRUE; 4333 } else { 4334 __kmp_gtid_mode = mode; 4335 __kmp_adjust_gtid_mode = FALSE; 4336 } 4337 } // __kmp_str_parse_gtid_mode 4338 4339 static void __kmp_stg_print_gtid_mode(kmp_str_buf_t *buffer, char const *name, 4340 void *data) { 4341 if (__kmp_adjust_gtid_mode) { 4342 __kmp_stg_print_int(buffer, name, 0); 4343 } else { 4344 __kmp_stg_print_int(buffer, name, __kmp_gtid_mode); 4345 } 4346 } // __kmp_stg_print_gtid_mode 4347 4348 // ----------------------------------------------------------------------------- 4349 // KMP_NUM_LOCKS_IN_BLOCK 4350 4351 static void __kmp_stg_parse_lock_block(char const *name, char const *value, 4352 void *data) { 4353 __kmp_stg_parse_int(name, value, 0, KMP_INT_MAX, &__kmp_num_locks_in_block); 4354 } // __kmp_str_parse_lock_block 4355 4356 static void __kmp_stg_print_lock_block(kmp_str_buf_t *buffer, char const *name, 4357 void *data) { 4358 __kmp_stg_print_int(buffer, name, __kmp_num_locks_in_block); 4359 } // __kmp_stg_print_lock_block 4360 4361 // ----------------------------------------------------------------------------- 4362 // KMP_LOCK_KIND 4363 4364 #if KMP_USE_DYNAMIC_LOCK 4365 #define KMP_STORE_LOCK_SEQ(a) (__kmp_user_lock_seq = lockseq_##a) 4366 #else 4367 #define KMP_STORE_LOCK_SEQ(a) 4368 #endif 4369 4370 static void __kmp_stg_parse_lock_kind(char const *name, char const *value, 4371 void *data) { 4372 if (__kmp_init_user_locks) { 4373 KMP_WARNING(EnvLockWarn, name); 4374 return; 4375 } 4376 4377 if (__kmp_str_match("tas", 2, value) || 4378 __kmp_str_match("test and set", 2, value) || 4379 __kmp_str_match("test_and_set", 2, value) || 4380 __kmp_str_match("test-and-set", 2, value) || 4381 __kmp_str_match("test andset", 2, value) || 4382 __kmp_str_match("test_andset", 2, value) || 4383 __kmp_str_match("test-andset", 2, value) || 4384 __kmp_str_match("testand set", 2, value) || 4385 __kmp_str_match("testand_set", 2, value) || 4386 __kmp_str_match("testand-set", 2, value) || 4387 __kmp_str_match("testandset", 2, value)) { 4388 __kmp_user_lock_kind = lk_tas; 4389 KMP_STORE_LOCK_SEQ(tas); 4390 } 4391 #if KMP_USE_FUTEX 4392 else if (__kmp_str_match("futex", 1, value)) { 4393 if (__kmp_futex_determine_capable()) { 4394 __kmp_user_lock_kind = lk_futex; 4395 KMP_STORE_LOCK_SEQ(futex); 4396 } else { 4397 KMP_WARNING(FutexNotSupported, name, value); 4398 } 4399 } 4400 #endif 4401 else if (__kmp_str_match("ticket", 2, value)) { 4402 __kmp_user_lock_kind = lk_ticket; 4403 KMP_STORE_LOCK_SEQ(ticket); 4404 } else if (__kmp_str_match("queuing", 1, value) || 4405 __kmp_str_match("queue", 1, value)) { 4406 __kmp_user_lock_kind = lk_queuing; 4407 KMP_STORE_LOCK_SEQ(queuing); 4408 } else if (__kmp_str_match("drdpa ticket", 1, value) || 4409 __kmp_str_match("drdpa_ticket", 1, value) || 4410 __kmp_str_match("drdpa-ticket", 1, value) || 4411 __kmp_str_match("drdpaticket", 1, value) || 4412 __kmp_str_match("drdpa", 1, value)) { 4413 __kmp_user_lock_kind = lk_drdpa; 4414 KMP_STORE_LOCK_SEQ(drdpa); 4415 } 4416 #if KMP_USE_ADAPTIVE_LOCKS 4417 else if (__kmp_str_match("adaptive", 1, value)) { 4418 if (__kmp_cpuinfo.rtm) { // ??? Is cpuinfo available here? 4419 __kmp_user_lock_kind = lk_adaptive; 4420 KMP_STORE_LOCK_SEQ(adaptive); 4421 } else { 4422 KMP_WARNING(AdaptiveNotSupported, name, value); 4423 __kmp_user_lock_kind = lk_queuing; 4424 KMP_STORE_LOCK_SEQ(queuing); 4425 } 4426 } 4427 #endif // KMP_USE_ADAPTIVE_LOCKS 4428 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX 4429 else if (__kmp_str_match("rtm_queuing", 1, value)) { 4430 if (__kmp_cpuinfo.rtm) { 4431 __kmp_user_lock_kind = lk_rtm_queuing; 4432 KMP_STORE_LOCK_SEQ(rtm_queuing); 4433 } else { 4434 KMP_WARNING(AdaptiveNotSupported, name, value); 4435 __kmp_user_lock_kind = lk_queuing; 4436 KMP_STORE_LOCK_SEQ(queuing); 4437 } 4438 } else if (__kmp_str_match("rtm_spin", 1, value)) { 4439 if (__kmp_cpuinfo.rtm) { 4440 __kmp_user_lock_kind = lk_rtm_spin; 4441 KMP_STORE_LOCK_SEQ(rtm_spin); 4442 } else { 4443 KMP_WARNING(AdaptiveNotSupported, name, value); 4444 __kmp_user_lock_kind = lk_tas; 4445 KMP_STORE_LOCK_SEQ(queuing); 4446 } 4447 } else if (__kmp_str_match("hle", 1, value)) { 4448 __kmp_user_lock_kind = lk_hle; 4449 KMP_STORE_LOCK_SEQ(hle); 4450 } 4451 #endif 4452 else { 4453 KMP_WARNING(StgInvalidValue, name, value); 4454 } 4455 } 4456 4457 static void __kmp_stg_print_lock_kind(kmp_str_buf_t *buffer, char const *name, 4458 void *data) { 4459 const char *value = NULL; 4460 4461 switch (__kmp_user_lock_kind) { 4462 case lk_default: 4463 value = "default"; 4464 break; 4465 4466 case lk_tas: 4467 value = "tas"; 4468 break; 4469 4470 #if KMP_USE_FUTEX 4471 case lk_futex: 4472 value = "futex"; 4473 break; 4474 #endif 4475 4476 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX 4477 case lk_rtm_queuing: 4478 value = "rtm_queuing"; 4479 break; 4480 4481 case lk_rtm_spin: 4482 value = "rtm_spin"; 4483 break; 4484 4485 case lk_hle: 4486 value = "hle"; 4487 break; 4488 #endif 4489 4490 case lk_ticket: 4491 value = "ticket"; 4492 break; 4493 4494 case lk_queuing: 4495 value = "queuing"; 4496 break; 4497 4498 case lk_drdpa: 4499 value = "drdpa"; 4500 break; 4501 #if KMP_USE_ADAPTIVE_LOCKS 4502 case lk_adaptive: 4503 value = "adaptive"; 4504 break; 4505 #endif 4506 } 4507 4508 if (value != NULL) { 4509 __kmp_stg_print_str(buffer, name, value); 4510 } 4511 } 4512 4513 // ----------------------------------------------------------------------------- 4514 // KMP_SPIN_BACKOFF_PARAMS 4515 4516 // KMP_SPIN_BACKOFF_PARAMS=max_backoff[,min_tick] (max backoff size, min tick 4517 // for machine pause) 4518 static void __kmp_stg_parse_spin_backoff_params(const char *name, 4519 const char *value, void *data) { 4520 const char *next = value; 4521 4522 int total = 0; // Count elements that were set. It'll be used as an array size 4523 int prev_comma = FALSE; // For correct processing sequential commas 4524 int i; 4525 4526 kmp_uint32 max_backoff = __kmp_spin_backoff_params.max_backoff; 4527 kmp_uint32 min_tick = __kmp_spin_backoff_params.min_tick; 4528 4529 // Run only 3 iterations because it is enough to read two values or find a 4530 // syntax error 4531 for (i = 0; i < 3; i++) { 4532 SKIP_WS(next); 4533 4534 if (*next == '\0') { 4535 break; 4536 } 4537 // Next character is not an integer or not a comma OR number of values > 2 4538 // => end of list 4539 if (((*next < '0' || *next > '9') && *next != ',') || total > 2) { 4540 KMP_WARNING(EnvSyntaxError, name, value); 4541 return; 4542 } 4543 // The next character is ',' 4544 if (*next == ',') { 4545 // ',' is the first character 4546 if (total == 0 || prev_comma) { 4547 total++; 4548 } 4549 prev_comma = TRUE; 4550 next++; // skip ',' 4551 SKIP_WS(next); 4552 } 4553 // Next character is a digit 4554 if (*next >= '0' && *next <= '9') { 4555 int num; 4556 const char *buf = next; 4557 char const *msg = NULL; 4558 prev_comma = FALSE; 4559 SKIP_DIGITS(next); 4560 total++; 4561 4562 const char *tmp = next; 4563 SKIP_WS(tmp); 4564 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) { 4565 KMP_WARNING(EnvSpacesNotAllowed, name, value); 4566 return; 4567 } 4568 4569 num = __kmp_str_to_int(buf, *next); 4570 if (num <= 0) { // The number of retries should be > 0 4571 msg = KMP_I18N_STR(ValueTooSmall); 4572 num = 1; 4573 } else if (num > KMP_INT_MAX) { 4574 msg = KMP_I18N_STR(ValueTooLarge); 4575 num = KMP_INT_MAX; 4576 } 4577 if (msg != NULL) { 4578 // Message is not empty. Print warning. 4579 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 4580 KMP_INFORM(Using_int_Value, name, num); 4581 } 4582 if (total == 1) { 4583 max_backoff = num; 4584 } else if (total == 2) { 4585 min_tick = num; 4586 } 4587 } 4588 } 4589 KMP_DEBUG_ASSERT(total > 0); 4590 if (total <= 0) { 4591 KMP_WARNING(EnvSyntaxError, name, value); 4592 return; 4593 } 4594 __kmp_spin_backoff_params.max_backoff = max_backoff; 4595 __kmp_spin_backoff_params.min_tick = min_tick; 4596 } 4597 4598 static void __kmp_stg_print_spin_backoff_params(kmp_str_buf_t *buffer, 4599 char const *name, void *data) { 4600 if (__kmp_env_format) { 4601 KMP_STR_BUF_PRINT_NAME_EX(name); 4602 } else { 4603 __kmp_str_buf_print(buffer, " %s='", name); 4604 } 4605 __kmp_str_buf_print(buffer, "%d,%d'\n", __kmp_spin_backoff_params.max_backoff, 4606 __kmp_spin_backoff_params.min_tick); 4607 } 4608 4609 #if KMP_USE_ADAPTIVE_LOCKS 4610 4611 // ----------------------------------------------------------------------------- 4612 // KMP_ADAPTIVE_LOCK_PROPS, KMP_SPECULATIVE_STATSFILE 4613 4614 // Parse out values for the tunable parameters from a string of the form 4615 // KMP_ADAPTIVE_LOCK_PROPS=max_soft_retries[,max_badness] 4616 static void __kmp_stg_parse_adaptive_lock_props(const char *name, 4617 const char *value, void *data) { 4618 int max_retries = 0; 4619 int max_badness = 0; 4620 4621 const char *next = value; 4622 4623 int total = 0; // Count elements that were set. It'll be used as an array size 4624 int prev_comma = FALSE; // For correct processing sequential commas 4625 int i; 4626 4627 // Save values in the structure __kmp_speculative_backoff_params 4628 // Run only 3 iterations because it is enough to read two values or find a 4629 // syntax error 4630 for (i = 0; i < 3; i++) { 4631 SKIP_WS(next); 4632 4633 if (*next == '\0') { 4634 break; 4635 } 4636 // Next character is not an integer or not a comma OR number of values > 2 4637 // => end of list 4638 if (((*next < '0' || *next > '9') && *next != ',') || total > 2) { 4639 KMP_WARNING(EnvSyntaxError, name, value); 4640 return; 4641 } 4642 // The next character is ',' 4643 if (*next == ',') { 4644 // ',' is the first character 4645 if (total == 0 || prev_comma) { 4646 total++; 4647 } 4648 prev_comma = TRUE; 4649 next++; // skip ',' 4650 SKIP_WS(next); 4651 } 4652 // Next character is a digit 4653 if (*next >= '0' && *next <= '9') { 4654 int num; 4655 const char *buf = next; 4656 char const *msg = NULL; 4657 prev_comma = FALSE; 4658 SKIP_DIGITS(next); 4659 total++; 4660 4661 const char *tmp = next; 4662 SKIP_WS(tmp); 4663 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) { 4664 KMP_WARNING(EnvSpacesNotAllowed, name, value); 4665 return; 4666 } 4667 4668 num = __kmp_str_to_int(buf, *next); 4669 if (num < 0) { // The number of retries should be >= 0 4670 msg = KMP_I18N_STR(ValueTooSmall); 4671 num = 1; 4672 } else if (num > KMP_INT_MAX) { 4673 msg = KMP_I18N_STR(ValueTooLarge); 4674 num = KMP_INT_MAX; 4675 } 4676 if (msg != NULL) { 4677 // Message is not empty. Print warning. 4678 KMP_WARNING(ParseSizeIntWarn, name, value, msg); 4679 KMP_INFORM(Using_int_Value, name, num); 4680 } 4681 if (total == 1) { 4682 max_retries = num; 4683 } else if (total == 2) { 4684 max_badness = num; 4685 } 4686 } 4687 } 4688 KMP_DEBUG_ASSERT(total > 0); 4689 if (total <= 0) { 4690 KMP_WARNING(EnvSyntaxError, name, value); 4691 return; 4692 } 4693 __kmp_adaptive_backoff_params.max_soft_retries = max_retries; 4694 __kmp_adaptive_backoff_params.max_badness = max_badness; 4695 } 4696 4697 static void __kmp_stg_print_adaptive_lock_props(kmp_str_buf_t *buffer, 4698 char const *name, void *data) { 4699 if (__kmp_env_format) { 4700 KMP_STR_BUF_PRINT_NAME_EX(name); 4701 } else { 4702 __kmp_str_buf_print(buffer, " %s='", name); 4703 } 4704 __kmp_str_buf_print(buffer, "%d,%d'\n", 4705 __kmp_adaptive_backoff_params.max_soft_retries, 4706 __kmp_adaptive_backoff_params.max_badness); 4707 } // __kmp_stg_print_adaptive_lock_props 4708 4709 #if KMP_DEBUG_ADAPTIVE_LOCKS 4710 4711 static void __kmp_stg_parse_speculative_statsfile(char const *name, 4712 char const *value, 4713 void *data) { 4714 __kmp_stg_parse_file(name, value, "", 4715 CCAST(char **, &__kmp_speculative_statsfile)); 4716 } // __kmp_stg_parse_speculative_statsfile 4717 4718 static void __kmp_stg_print_speculative_statsfile(kmp_str_buf_t *buffer, 4719 char const *name, 4720 void *data) { 4721 if (__kmp_str_match("-", 0, __kmp_speculative_statsfile)) { 4722 __kmp_stg_print_str(buffer, name, "stdout"); 4723 } else { 4724 __kmp_stg_print_str(buffer, name, __kmp_speculative_statsfile); 4725 } 4726 4727 } // __kmp_stg_print_speculative_statsfile 4728 4729 #endif // KMP_DEBUG_ADAPTIVE_LOCKS 4730 4731 #endif // KMP_USE_ADAPTIVE_LOCKS 4732 4733 // ----------------------------------------------------------------------------- 4734 // KMP_HW_SUBSET (was KMP_PLACE_THREADS) 4735 // 2s16c,2t => 2S16C,2T => 2S16C \0 2T 4736 4737 // Return KMP_HW_SUBSET preferred hardware type in case a token is ambiguously 4738 // short. The original KMP_HW_SUBSET environment variable had single letters: 4739 // s, c, t for sockets, cores, threads repsectively. 4740 static kmp_hw_t __kmp_hw_subset_break_tie(const kmp_hw_t *possible, 4741 size_t num_possible) { 4742 for (size_t i = 0; i < num_possible; ++i) { 4743 if (possible[i] == KMP_HW_THREAD) 4744 return KMP_HW_THREAD; 4745 else if (possible[i] == KMP_HW_CORE) 4746 return KMP_HW_CORE; 4747 else if (possible[i] == KMP_HW_SOCKET) 4748 return KMP_HW_SOCKET; 4749 } 4750 return KMP_HW_UNKNOWN; 4751 } 4752 4753 // Return hardware type from string or HW_UNKNOWN if string cannot be parsed 4754 // This algorithm is very forgiving to the user in that, the instant it can 4755 // reduce the search space to one, it assumes that is the topology level the 4756 // user wanted, even if it is misspelled later in the token. 4757 static kmp_hw_t __kmp_stg_parse_hw_subset_name(char const *token) { 4758 size_t index, num_possible, token_length; 4759 kmp_hw_t possible[KMP_HW_LAST]; 4760 const char *end; 4761 4762 // Find the end of the hardware token string 4763 end = token; 4764 token_length = 0; 4765 while (isalnum(*end) || *end == '_') { 4766 token_length++; 4767 end++; 4768 } 4769 4770 // Set the possibilities to all hardware types 4771 num_possible = 0; 4772 KMP_FOREACH_HW_TYPE(type) { possible[num_possible++] = type; } 4773 4774 // Eliminate hardware types by comparing the front of the token 4775 // with hardware names 4776 // In most cases, the first letter in the token will indicate exactly 4777 // which hardware type is parsed, e.g., 'C' = Core 4778 index = 0; 4779 while (num_possible > 1 && index < token_length) { 4780 size_t n = num_possible; 4781 char token_char = (char)toupper(token[index]); 4782 for (size_t i = 0; i < n; ++i) { 4783 const char *s; 4784 kmp_hw_t type = possible[i]; 4785 s = __kmp_hw_get_keyword(type, false); 4786 if (index < KMP_STRLEN(s)) { 4787 char c = (char)toupper(s[index]); 4788 // Mark hardware types for removal when the characters do not match 4789 if (c != token_char) { 4790 possible[i] = KMP_HW_UNKNOWN; 4791 num_possible--; 4792 } 4793 } 4794 } 4795 // Remove hardware types that this token cannot be 4796 size_t start = 0; 4797 for (size_t i = 0; i < n; ++i) { 4798 if (possible[i] != KMP_HW_UNKNOWN) { 4799 kmp_hw_t temp = possible[i]; 4800 possible[i] = possible[start]; 4801 possible[start] = temp; 4802 start++; 4803 } 4804 } 4805 KMP_ASSERT(start == num_possible); 4806 index++; 4807 } 4808 4809 // Attempt to break a tie if user has very short token 4810 // (e.g., is 'T' tile or thread?) 4811 if (num_possible > 1) 4812 return __kmp_hw_subset_break_tie(possible, num_possible); 4813 if (num_possible == 1) 4814 return possible[0]; 4815 return KMP_HW_UNKNOWN; 4816 } 4817 4818 // The longest observable sequence of items can only be HW_LAST length 4819 // The input string is usually short enough, let's use 512 limit for now 4820 #define MAX_T_LEVEL KMP_HW_LAST 4821 #define MAX_STR_LEN 512 4822 static void __kmp_stg_parse_hw_subset(char const *name, char const *value, 4823 void *data) { 4824 // Value example: 1s,5c@3,2T 4825 // Which means "use 1 socket, 5 cores with offset 3, 2 threads per core" 4826 kmp_setting_t **rivals = (kmp_setting_t **)data; 4827 if (strcmp(name, "KMP_PLACE_THREADS") == 0) { 4828 KMP_INFORM(EnvVarDeprecated, name, "KMP_HW_SUBSET"); 4829 } 4830 if (__kmp_stg_check_rivals(name, value, rivals)) { 4831 return; 4832 } 4833 4834 char *components[MAX_T_LEVEL]; 4835 char const *digits = "0123456789"; 4836 char input[MAX_STR_LEN]; 4837 size_t len = 0, mlen = MAX_STR_LEN; 4838 int level = 0; 4839 bool absolute = false; 4840 // Canonicalize the string (remove spaces, unify delimiters, etc.) 4841 char *pos = CCAST(char *, value); 4842 while (*pos && mlen) { 4843 if (*pos != ' ') { // skip spaces 4844 if (len == 0 && *pos == ':') { 4845 absolute = true; 4846 } else { 4847 input[len] = (char)(toupper(*pos)); 4848 if (input[len] == 'X') 4849 input[len] = ','; // unify delimiters of levels 4850 if (input[len] == 'O' && strchr(digits, *(pos + 1))) 4851 input[len] = '@'; // unify delimiters of offset 4852 len++; 4853 } 4854 } 4855 mlen--; 4856 pos++; 4857 } 4858 if (len == 0 || mlen == 0) { 4859 goto err; // contents is either empty or too long 4860 } 4861 input[len] = '\0'; 4862 // Split by delimiter 4863 pos = input; 4864 components[level++] = pos; 4865 while ((pos = strchr(pos, ','))) { 4866 if (level >= MAX_T_LEVEL) 4867 goto err; // too many components provided 4868 *pos = '\0'; // modify input and avoid more copying 4869 components[level++] = ++pos; // expect something after "," 4870 } 4871 4872 __kmp_hw_subset = kmp_hw_subset_t::allocate(); 4873 if (absolute) 4874 __kmp_hw_subset->set_absolute(); 4875 4876 // Check each component 4877 for (int i = 0; i < level; ++i) { 4878 int offset = 0; 4879 int num = atoi(components[i]); // each component should start with a number 4880 if (num <= 0) { 4881 goto err; // only positive integers are valid for count 4882 } 4883 if ((pos = strchr(components[i], '@'))) { 4884 offset = atoi(pos + 1); // save offset 4885 *pos = '\0'; // cut the offset from the component 4886 } 4887 pos = components[i] + strspn(components[i], digits); 4888 if (pos == components[i]) { 4889 goto err; 4890 } 4891 // detect the component type 4892 kmp_hw_t type = __kmp_stg_parse_hw_subset_name(pos); 4893 if (type == KMP_HW_UNKNOWN) { 4894 goto err; 4895 } 4896 if (__kmp_hw_subset->specified(type)) { 4897 goto err; 4898 } 4899 __kmp_hw_subset->push_back(num, type, offset); 4900 } 4901 return; 4902 err: 4903 KMP_WARNING(AffHWSubsetInvalid, name, value); 4904 if (__kmp_hw_subset) { 4905 kmp_hw_subset_t::deallocate(__kmp_hw_subset); 4906 __kmp_hw_subset = nullptr; 4907 } 4908 return; 4909 } 4910 4911 static void __kmp_stg_print_hw_subset(kmp_str_buf_t *buffer, char const *name, 4912 void *data) { 4913 kmp_str_buf_t buf; 4914 int depth; 4915 if (!__kmp_hw_subset) 4916 return; 4917 __kmp_str_buf_init(&buf); 4918 if (__kmp_env_format) 4919 KMP_STR_BUF_PRINT_NAME_EX(name); 4920 else 4921 __kmp_str_buf_print(buffer, " %s='", name); 4922 4923 depth = __kmp_hw_subset->get_depth(); 4924 for (int i = 0; i < depth; ++i) { 4925 const auto &item = __kmp_hw_subset->at(i); 4926 __kmp_str_buf_print(&buf, "%s%d%s", (i > 0 ? "," : ""), item.num, 4927 __kmp_hw_get_keyword(item.type)); 4928 if (item.offset) 4929 __kmp_str_buf_print(&buf, "@%d", item.offset); 4930 } 4931 __kmp_str_buf_print(buffer, "%s'\n", buf.str); 4932 __kmp_str_buf_free(&buf); 4933 } 4934 4935 #if USE_ITT_BUILD 4936 // ----------------------------------------------------------------------------- 4937 // KMP_FORKJOIN_FRAMES 4938 4939 static void __kmp_stg_parse_forkjoin_frames(char const *name, char const *value, 4940 void *data) { 4941 __kmp_stg_parse_bool(name, value, &__kmp_forkjoin_frames); 4942 } // __kmp_stg_parse_forkjoin_frames 4943 4944 static void __kmp_stg_print_forkjoin_frames(kmp_str_buf_t *buffer, 4945 char const *name, void *data) { 4946 __kmp_stg_print_bool(buffer, name, __kmp_forkjoin_frames); 4947 } // __kmp_stg_print_forkjoin_frames 4948 4949 // ----------------------------------------------------------------------------- 4950 // KMP_FORKJOIN_FRAMES_MODE 4951 4952 static void __kmp_stg_parse_forkjoin_frames_mode(char const *name, 4953 char const *value, 4954 void *data) { 4955 __kmp_stg_parse_int(name, value, 0, 3, &__kmp_forkjoin_frames_mode); 4956 } // __kmp_stg_parse_forkjoin_frames 4957 4958 static void __kmp_stg_print_forkjoin_frames_mode(kmp_str_buf_t *buffer, 4959 char const *name, void *data) { 4960 __kmp_stg_print_int(buffer, name, __kmp_forkjoin_frames_mode); 4961 } // __kmp_stg_print_forkjoin_frames 4962 #endif /* USE_ITT_BUILD */ 4963 4964 // ----------------------------------------------------------------------------- 4965 // KMP_ENABLE_TASK_THROTTLING 4966 4967 static void __kmp_stg_parse_task_throttling(char const *name, char const *value, 4968 void *data) { 4969 __kmp_stg_parse_bool(name, value, &__kmp_enable_task_throttling); 4970 } // __kmp_stg_parse_task_throttling 4971 4972 static void __kmp_stg_print_task_throttling(kmp_str_buf_t *buffer, 4973 char const *name, void *data) { 4974 __kmp_stg_print_bool(buffer, name, __kmp_enable_task_throttling); 4975 } // __kmp_stg_print_task_throttling 4976 4977 #if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT 4978 // ----------------------------------------------------------------------------- 4979 // KMP_USER_LEVEL_MWAIT 4980 4981 static void __kmp_stg_parse_user_level_mwait(char const *name, 4982 char const *value, void *data) { 4983 __kmp_stg_parse_bool(name, value, &__kmp_user_level_mwait); 4984 } // __kmp_stg_parse_user_level_mwait 4985 4986 static void __kmp_stg_print_user_level_mwait(kmp_str_buf_t *buffer, 4987 char const *name, void *data) { 4988 __kmp_stg_print_bool(buffer, name, __kmp_user_level_mwait); 4989 } // __kmp_stg_print_user_level_mwait 4990 4991 // ----------------------------------------------------------------------------- 4992 // KMP_MWAIT_HINTS 4993 4994 static void __kmp_stg_parse_mwait_hints(char const *name, char const *value, 4995 void *data) { 4996 __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_mwait_hints); 4997 } // __kmp_stg_parse_mwait_hints 4998 4999 static void __kmp_stg_print_mwait_hints(kmp_str_buf_t *buffer, char const *name, 5000 void *data) { 5001 __kmp_stg_print_int(buffer, name, __kmp_mwait_hints); 5002 } // __kmp_stg_print_mwait_hints 5003 5004 #endif // KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT 5005 5006 // ----------------------------------------------------------------------------- 5007 // OMP_DISPLAY_ENV 5008 5009 static void __kmp_stg_parse_omp_display_env(char const *name, char const *value, 5010 void *data) { 5011 if (__kmp_str_match("VERBOSE", 1, value)) { 5012 __kmp_display_env_verbose = TRUE; 5013 } else { 5014 __kmp_stg_parse_bool(name, value, &__kmp_display_env); 5015 } 5016 } // __kmp_stg_parse_omp_display_env 5017 5018 static void __kmp_stg_print_omp_display_env(kmp_str_buf_t *buffer, 5019 char const *name, void *data) { 5020 if (__kmp_display_env_verbose) { 5021 __kmp_stg_print_str(buffer, name, "VERBOSE"); 5022 } else { 5023 __kmp_stg_print_bool(buffer, name, __kmp_display_env); 5024 } 5025 } // __kmp_stg_print_omp_display_env 5026 5027 static void __kmp_stg_parse_omp_cancellation(char const *name, 5028 char const *value, void *data) { 5029 if (TCR_4(__kmp_init_parallel)) { 5030 KMP_WARNING(EnvParallelWarn, name); 5031 return; 5032 } // read value before first parallel only 5033 __kmp_stg_parse_bool(name, value, &__kmp_omp_cancellation); 5034 } // __kmp_stg_parse_omp_cancellation 5035 5036 static void __kmp_stg_print_omp_cancellation(kmp_str_buf_t *buffer, 5037 char const *name, void *data) { 5038 __kmp_stg_print_bool(buffer, name, __kmp_omp_cancellation); 5039 } // __kmp_stg_print_omp_cancellation 5040 5041 #if OMPT_SUPPORT 5042 int __kmp_tool = 1; 5043 5044 static void __kmp_stg_parse_omp_tool(char const *name, char const *value, 5045 void *data) { 5046 __kmp_stg_parse_bool(name, value, &__kmp_tool); 5047 } // __kmp_stg_parse_omp_tool 5048 5049 static void __kmp_stg_print_omp_tool(kmp_str_buf_t *buffer, char const *name, 5050 void *data) { 5051 if (__kmp_env_format) { 5052 KMP_STR_BUF_PRINT_BOOL_EX(name, __kmp_tool, "enabled", "disabled"); 5053 } else { 5054 __kmp_str_buf_print(buffer, " %s=%s\n", name, 5055 __kmp_tool ? "enabled" : "disabled"); 5056 } 5057 } // __kmp_stg_print_omp_tool 5058 5059 char *__kmp_tool_libraries = NULL; 5060 5061 static void __kmp_stg_parse_omp_tool_libraries(char const *name, 5062 char const *value, void *data) { 5063 __kmp_stg_parse_str(name, value, &__kmp_tool_libraries); 5064 } // __kmp_stg_parse_omp_tool_libraries 5065 5066 static void __kmp_stg_print_omp_tool_libraries(kmp_str_buf_t *buffer, 5067 char const *name, void *data) { 5068 if (__kmp_tool_libraries) 5069 __kmp_stg_print_str(buffer, name, __kmp_tool_libraries); 5070 else { 5071 if (__kmp_env_format) { 5072 KMP_STR_BUF_PRINT_NAME; 5073 } else { 5074 __kmp_str_buf_print(buffer, " %s", name); 5075 } 5076 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 5077 } 5078 } // __kmp_stg_print_omp_tool_libraries 5079 5080 char *__kmp_tool_verbose_init = NULL; 5081 5082 static void __kmp_stg_parse_omp_tool_verbose_init(char const *name, 5083 char const *value, 5084 void *data) { 5085 __kmp_stg_parse_str(name, value, &__kmp_tool_verbose_init); 5086 } // __kmp_stg_parse_omp_tool_libraries 5087 5088 static void __kmp_stg_print_omp_tool_verbose_init(kmp_str_buf_t *buffer, 5089 char const *name, 5090 void *data) { 5091 if (__kmp_tool_verbose_init) 5092 __kmp_stg_print_str(buffer, name, __kmp_tool_verbose_init); 5093 else { 5094 if (__kmp_env_format) { 5095 KMP_STR_BUF_PRINT_NAME; 5096 } else { 5097 __kmp_str_buf_print(buffer, " %s", name); 5098 } 5099 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined)); 5100 } 5101 } // __kmp_stg_print_omp_tool_verbose_init 5102 5103 #endif 5104 5105 // Table. 5106 5107 static kmp_setting_t __kmp_stg_table[] = { 5108 5109 {"KMP_ALL_THREADS", __kmp_stg_parse_device_thread_limit, NULL, NULL, 0, 0}, 5110 {"KMP_BLOCKTIME", __kmp_stg_parse_blocktime, __kmp_stg_print_blocktime, 5111 NULL, 0, 0}, 5112 {"KMP_USE_YIELD", __kmp_stg_parse_use_yield, __kmp_stg_print_use_yield, 5113 NULL, 0, 0}, 5114 {"KMP_DUPLICATE_LIB_OK", __kmp_stg_parse_duplicate_lib_ok, 5115 __kmp_stg_print_duplicate_lib_ok, NULL, 0, 0}, 5116 {"KMP_LIBRARY", __kmp_stg_parse_wait_policy, __kmp_stg_print_wait_policy, 5117 NULL, 0, 0}, 5118 {"KMP_DEVICE_THREAD_LIMIT", __kmp_stg_parse_device_thread_limit, 5119 __kmp_stg_print_device_thread_limit, NULL, 0, 0}, 5120 #if KMP_USE_MONITOR 5121 {"KMP_MONITOR_STACKSIZE", __kmp_stg_parse_monitor_stacksize, 5122 __kmp_stg_print_monitor_stacksize, NULL, 0, 0}, 5123 #endif 5124 {"KMP_SETTINGS", __kmp_stg_parse_settings, __kmp_stg_print_settings, NULL, 5125 0, 0}, 5126 {"KMP_STACKOFFSET", __kmp_stg_parse_stackoffset, 5127 __kmp_stg_print_stackoffset, NULL, 0, 0}, 5128 {"KMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize, 5129 NULL, 0, 0}, 5130 {"KMP_STACKPAD", __kmp_stg_parse_stackpad, __kmp_stg_print_stackpad, NULL, 5131 0, 0}, 5132 {"KMP_VERSION", __kmp_stg_parse_version, __kmp_stg_print_version, NULL, 0, 5133 0}, 5134 {"KMP_WARNINGS", __kmp_stg_parse_warnings, __kmp_stg_print_warnings, NULL, 5135 0, 0}, 5136 5137 {"KMP_NESTING_MODE", __kmp_stg_parse_nesting_mode, 5138 __kmp_stg_print_nesting_mode, NULL, 0, 0}, 5139 {"OMP_NESTED", __kmp_stg_parse_nested, __kmp_stg_print_nested, NULL, 0, 0}, 5140 {"OMP_NUM_THREADS", __kmp_stg_parse_num_threads, 5141 __kmp_stg_print_num_threads, NULL, 0, 0}, 5142 {"OMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize, 5143 NULL, 0, 0}, 5144 5145 {"KMP_TASKING", __kmp_stg_parse_tasking, __kmp_stg_print_tasking, NULL, 0, 5146 0}, 5147 {"KMP_TASK_STEALING_CONSTRAINT", __kmp_stg_parse_task_stealing, 5148 __kmp_stg_print_task_stealing, NULL, 0, 0}, 5149 {"OMP_MAX_ACTIVE_LEVELS", __kmp_stg_parse_max_active_levels, 5150 __kmp_stg_print_max_active_levels, NULL, 0, 0}, 5151 {"OMP_DEFAULT_DEVICE", __kmp_stg_parse_default_device, 5152 __kmp_stg_print_default_device, NULL, 0, 0}, 5153 {"OMP_TARGET_OFFLOAD", __kmp_stg_parse_target_offload, 5154 __kmp_stg_print_target_offload, NULL, 0, 0}, 5155 {"OMP_MAX_TASK_PRIORITY", __kmp_stg_parse_max_task_priority, 5156 __kmp_stg_print_max_task_priority, NULL, 0, 0}, 5157 {"KMP_TASKLOOP_MIN_TASKS", __kmp_stg_parse_taskloop_min_tasks, 5158 __kmp_stg_print_taskloop_min_tasks, NULL, 0, 0}, 5159 {"OMP_THREAD_LIMIT", __kmp_stg_parse_thread_limit, 5160 __kmp_stg_print_thread_limit, NULL, 0, 0}, 5161 {"KMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_thread_limit, 5162 __kmp_stg_print_teams_thread_limit, NULL, 0, 0}, 5163 {"OMP_NUM_TEAMS", __kmp_stg_parse_nteams, __kmp_stg_print_nteams, NULL, 0, 5164 0}, 5165 {"OMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_th_limit, 5166 __kmp_stg_print_teams_th_limit, NULL, 0, 0}, 5167 {"OMP_WAIT_POLICY", __kmp_stg_parse_wait_policy, 5168 __kmp_stg_print_wait_policy, NULL, 0, 0}, 5169 {"KMP_DISP_NUM_BUFFERS", __kmp_stg_parse_disp_buffers, 5170 __kmp_stg_print_disp_buffers, NULL, 0, 0}, 5171 #if KMP_NESTED_HOT_TEAMS 5172 {"KMP_HOT_TEAMS_MAX_LEVEL", __kmp_stg_parse_hot_teams_level, 5173 __kmp_stg_print_hot_teams_level, NULL, 0, 0}, 5174 {"KMP_HOT_TEAMS_MODE", __kmp_stg_parse_hot_teams_mode, 5175 __kmp_stg_print_hot_teams_mode, NULL, 0, 0}, 5176 #endif // KMP_NESTED_HOT_TEAMS 5177 5178 #if KMP_HANDLE_SIGNALS 5179 {"KMP_HANDLE_SIGNALS", __kmp_stg_parse_handle_signals, 5180 __kmp_stg_print_handle_signals, NULL, 0, 0}, 5181 #endif 5182 5183 #if KMP_ARCH_X86 || KMP_ARCH_X86_64 5184 {"KMP_INHERIT_FP_CONTROL", __kmp_stg_parse_inherit_fp_control, 5185 __kmp_stg_print_inherit_fp_control, NULL, 0, 0}, 5186 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */ 5187 5188 #ifdef KMP_GOMP_COMPAT 5189 {"GOMP_STACKSIZE", __kmp_stg_parse_stacksize, NULL, NULL, 0, 0}, 5190 #endif 5191 5192 #ifdef KMP_DEBUG 5193 {"KMP_A_DEBUG", __kmp_stg_parse_a_debug, __kmp_stg_print_a_debug, NULL, 0, 5194 0}, 5195 {"KMP_B_DEBUG", __kmp_stg_parse_b_debug, __kmp_stg_print_b_debug, NULL, 0, 5196 0}, 5197 {"KMP_C_DEBUG", __kmp_stg_parse_c_debug, __kmp_stg_print_c_debug, NULL, 0, 5198 0}, 5199 {"KMP_D_DEBUG", __kmp_stg_parse_d_debug, __kmp_stg_print_d_debug, NULL, 0, 5200 0}, 5201 {"KMP_E_DEBUG", __kmp_stg_parse_e_debug, __kmp_stg_print_e_debug, NULL, 0, 5202 0}, 5203 {"KMP_F_DEBUG", __kmp_stg_parse_f_debug, __kmp_stg_print_f_debug, NULL, 0, 5204 0}, 5205 {"KMP_DEBUG", __kmp_stg_parse_debug, NULL, /* no print */ NULL, 0, 0}, 5206 {"KMP_DEBUG_BUF", __kmp_stg_parse_debug_buf, __kmp_stg_print_debug_buf, 5207 NULL, 0, 0}, 5208 {"KMP_DEBUG_BUF_ATOMIC", __kmp_stg_parse_debug_buf_atomic, 5209 __kmp_stg_print_debug_buf_atomic, NULL, 0, 0}, 5210 {"KMP_DEBUG_BUF_CHARS", __kmp_stg_parse_debug_buf_chars, 5211 __kmp_stg_print_debug_buf_chars, NULL, 0, 0}, 5212 {"KMP_DEBUG_BUF_LINES", __kmp_stg_parse_debug_buf_lines, 5213 __kmp_stg_print_debug_buf_lines, NULL, 0, 0}, 5214 {"KMP_DIAG", __kmp_stg_parse_diag, __kmp_stg_print_diag, NULL, 0, 0}, 5215 5216 {"KMP_PAR_RANGE", __kmp_stg_parse_par_range_env, 5217 __kmp_stg_print_par_range_env, NULL, 0, 0}, 5218 #endif // KMP_DEBUG 5219 5220 {"KMP_ALIGN_ALLOC", __kmp_stg_parse_align_alloc, 5221 __kmp_stg_print_align_alloc, NULL, 0, 0}, 5222 5223 {"KMP_PLAIN_BARRIER", __kmp_stg_parse_barrier_branch_bit, 5224 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0}, 5225 {"KMP_PLAIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern, 5226 __kmp_stg_print_barrier_pattern, NULL, 0, 0}, 5227 {"KMP_FORKJOIN_BARRIER", __kmp_stg_parse_barrier_branch_bit, 5228 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0}, 5229 {"KMP_FORKJOIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern, 5230 __kmp_stg_print_barrier_pattern, NULL, 0, 0}, 5231 #if KMP_FAST_REDUCTION_BARRIER 5232 {"KMP_REDUCTION_BARRIER", __kmp_stg_parse_barrier_branch_bit, 5233 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0}, 5234 {"KMP_REDUCTION_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern, 5235 __kmp_stg_print_barrier_pattern, NULL, 0, 0}, 5236 #endif 5237 5238 {"KMP_ABORT_DELAY", __kmp_stg_parse_abort_delay, 5239 __kmp_stg_print_abort_delay, NULL, 0, 0}, 5240 {"KMP_CPUINFO_FILE", __kmp_stg_parse_cpuinfo_file, 5241 __kmp_stg_print_cpuinfo_file, NULL, 0, 0}, 5242 {"KMP_FORCE_REDUCTION", __kmp_stg_parse_force_reduction, 5243 __kmp_stg_print_force_reduction, NULL, 0, 0}, 5244 {"KMP_DETERMINISTIC_REDUCTION", __kmp_stg_parse_force_reduction, 5245 __kmp_stg_print_force_reduction, NULL, 0, 0}, 5246 {"KMP_STORAGE_MAP", __kmp_stg_parse_storage_map, 5247 __kmp_stg_print_storage_map, NULL, 0, 0}, 5248 {"KMP_ALL_THREADPRIVATE", __kmp_stg_parse_all_threadprivate, 5249 __kmp_stg_print_all_threadprivate, NULL, 0, 0}, 5250 {"KMP_FOREIGN_THREADS_THREADPRIVATE", 5251 __kmp_stg_parse_foreign_threads_threadprivate, 5252 __kmp_stg_print_foreign_threads_threadprivate, NULL, 0, 0}, 5253 5254 #if KMP_AFFINITY_SUPPORTED 5255 {"KMP_AFFINITY", __kmp_stg_parse_affinity, __kmp_stg_print_affinity, NULL, 5256 0, 0}, 5257 #ifdef KMP_GOMP_COMPAT 5258 {"GOMP_CPU_AFFINITY", __kmp_stg_parse_gomp_cpu_affinity, NULL, 5259 /* no print */ NULL, 0, 0}, 5260 #endif /* KMP_GOMP_COMPAT */ 5261 {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind, 5262 NULL, 0, 0}, 5263 {"OMP_PLACES", __kmp_stg_parse_places, __kmp_stg_print_places, NULL, 0, 0}, 5264 {"KMP_TOPOLOGY_METHOD", __kmp_stg_parse_topology_method, 5265 __kmp_stg_print_topology_method, NULL, 0, 0}, 5266 5267 #else 5268 5269 // KMP_AFFINITY is not supported on OS X*, nor is OMP_PLACES. 5270 // OMP_PROC_BIND and proc-bind-var are supported, however. 5271 {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind, 5272 NULL, 0, 0}, 5273 5274 #endif // KMP_AFFINITY_SUPPORTED 5275 {"OMP_DISPLAY_AFFINITY", __kmp_stg_parse_display_affinity, 5276 __kmp_stg_print_display_affinity, NULL, 0, 0}, 5277 {"OMP_AFFINITY_FORMAT", __kmp_stg_parse_affinity_format, 5278 __kmp_stg_print_affinity_format, NULL, 0, 0}, 5279 {"KMP_INIT_AT_FORK", __kmp_stg_parse_init_at_fork, 5280 __kmp_stg_print_init_at_fork, NULL, 0, 0}, 5281 {"KMP_SCHEDULE", __kmp_stg_parse_schedule, __kmp_stg_print_schedule, NULL, 5282 0, 0}, 5283 {"OMP_SCHEDULE", __kmp_stg_parse_omp_schedule, __kmp_stg_print_omp_schedule, 5284 NULL, 0, 0}, 5285 #if KMP_USE_HIER_SCHED 5286 {"KMP_DISP_HAND_THREAD", __kmp_stg_parse_kmp_hand_thread, 5287 __kmp_stg_print_kmp_hand_thread, NULL, 0, 0}, 5288 #endif 5289 {"KMP_FORCE_MONOTONIC_DYNAMIC_SCHEDULE", 5290 __kmp_stg_parse_kmp_force_monotonic, __kmp_stg_print_kmp_force_monotonic, 5291 NULL, 0, 0}, 5292 {"KMP_ATOMIC_MODE", __kmp_stg_parse_atomic_mode, 5293 __kmp_stg_print_atomic_mode, NULL, 0, 0}, 5294 {"KMP_CONSISTENCY_CHECK", __kmp_stg_parse_consistency_check, 5295 __kmp_stg_print_consistency_check, NULL, 0, 0}, 5296 5297 #if USE_ITT_BUILD && USE_ITT_NOTIFY 5298 {"KMP_ITT_PREPARE_DELAY", __kmp_stg_parse_itt_prepare_delay, 5299 __kmp_stg_print_itt_prepare_delay, NULL, 0, 0}, 5300 #endif /* USE_ITT_BUILD && USE_ITT_NOTIFY */ 5301 {"KMP_MALLOC_POOL_INCR", __kmp_stg_parse_malloc_pool_incr, 5302 __kmp_stg_print_malloc_pool_incr, NULL, 0, 0}, 5303 {"KMP_GTID_MODE", __kmp_stg_parse_gtid_mode, __kmp_stg_print_gtid_mode, 5304 NULL, 0, 0}, 5305 {"OMP_DYNAMIC", __kmp_stg_parse_omp_dynamic, __kmp_stg_print_omp_dynamic, 5306 NULL, 0, 0}, 5307 {"KMP_DYNAMIC_MODE", __kmp_stg_parse_kmp_dynamic_mode, 5308 __kmp_stg_print_kmp_dynamic_mode, NULL, 0, 0}, 5309 5310 #ifdef USE_LOAD_BALANCE 5311 {"KMP_LOAD_BALANCE_INTERVAL", __kmp_stg_parse_ld_balance_interval, 5312 __kmp_stg_print_ld_balance_interval, NULL, 0, 0}, 5313 #endif 5314 5315 {"KMP_NUM_LOCKS_IN_BLOCK", __kmp_stg_parse_lock_block, 5316 __kmp_stg_print_lock_block, NULL, 0, 0}, 5317 {"KMP_LOCK_KIND", __kmp_stg_parse_lock_kind, __kmp_stg_print_lock_kind, 5318 NULL, 0, 0}, 5319 {"KMP_SPIN_BACKOFF_PARAMS", __kmp_stg_parse_spin_backoff_params, 5320 __kmp_stg_print_spin_backoff_params, NULL, 0, 0}, 5321 #if KMP_USE_ADAPTIVE_LOCKS 5322 {"KMP_ADAPTIVE_LOCK_PROPS", __kmp_stg_parse_adaptive_lock_props, 5323 __kmp_stg_print_adaptive_lock_props, NULL, 0, 0}, 5324 #if KMP_DEBUG_ADAPTIVE_LOCKS 5325 {"KMP_SPECULATIVE_STATSFILE", __kmp_stg_parse_speculative_statsfile, 5326 __kmp_stg_print_speculative_statsfile, NULL, 0, 0}, 5327 #endif 5328 #endif // KMP_USE_ADAPTIVE_LOCKS 5329 {"KMP_PLACE_THREADS", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset, 5330 NULL, 0, 0}, 5331 {"KMP_HW_SUBSET", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset, 5332 NULL, 0, 0}, 5333 #if USE_ITT_BUILD 5334 {"KMP_FORKJOIN_FRAMES", __kmp_stg_parse_forkjoin_frames, 5335 __kmp_stg_print_forkjoin_frames, NULL, 0, 0}, 5336 {"KMP_FORKJOIN_FRAMES_MODE", __kmp_stg_parse_forkjoin_frames_mode, 5337 __kmp_stg_print_forkjoin_frames_mode, NULL, 0, 0}, 5338 #endif 5339 {"KMP_ENABLE_TASK_THROTTLING", __kmp_stg_parse_task_throttling, 5340 __kmp_stg_print_task_throttling, NULL, 0, 0}, 5341 5342 {"OMP_DISPLAY_ENV", __kmp_stg_parse_omp_display_env, 5343 __kmp_stg_print_omp_display_env, NULL, 0, 0}, 5344 {"OMP_CANCELLATION", __kmp_stg_parse_omp_cancellation, 5345 __kmp_stg_print_omp_cancellation, NULL, 0, 0}, 5346 {"OMP_ALLOCATOR", __kmp_stg_parse_allocator, __kmp_stg_print_allocator, 5347 NULL, 0, 0}, 5348 {"LIBOMP_USE_HIDDEN_HELPER_TASK", __kmp_stg_parse_use_hidden_helper, 5349 __kmp_stg_print_use_hidden_helper, NULL, 0, 0}, 5350 {"LIBOMP_NUM_HIDDEN_HELPER_THREADS", 5351 __kmp_stg_parse_num_hidden_helper_threads, 5352 __kmp_stg_print_num_hidden_helper_threads, NULL, 0, 0}, 5353 5354 #if OMPT_SUPPORT 5355 {"OMP_TOOL", __kmp_stg_parse_omp_tool, __kmp_stg_print_omp_tool, NULL, 0, 5356 0}, 5357 {"OMP_TOOL_LIBRARIES", __kmp_stg_parse_omp_tool_libraries, 5358 __kmp_stg_print_omp_tool_libraries, NULL, 0, 0}, 5359 {"OMP_TOOL_VERBOSE_INIT", __kmp_stg_parse_omp_tool_verbose_init, 5360 __kmp_stg_print_omp_tool_verbose_init, NULL, 0, 0}, 5361 #endif 5362 5363 #if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT 5364 {"KMP_USER_LEVEL_MWAIT", __kmp_stg_parse_user_level_mwait, 5365 __kmp_stg_print_user_level_mwait, NULL, 0, 0}, 5366 {"KMP_MWAIT_HINTS", __kmp_stg_parse_mwait_hints, 5367 __kmp_stg_print_mwait_hints, NULL, 0, 0}, 5368 #endif 5369 {"", NULL, NULL, NULL, 0, 0}}; // settings 5370 5371 static int const __kmp_stg_count = 5372 sizeof(__kmp_stg_table) / sizeof(kmp_setting_t); 5373 5374 static inline kmp_setting_t *__kmp_stg_find(char const *name) { 5375 5376 int i; 5377 if (name != NULL) { 5378 for (i = 0; i < __kmp_stg_count; ++i) { 5379 if (strcmp(__kmp_stg_table[i].name, name) == 0) { 5380 return &__kmp_stg_table[i]; 5381 } 5382 } 5383 } 5384 return NULL; 5385 5386 } // __kmp_stg_find 5387 5388 static int __kmp_stg_cmp(void const *_a, void const *_b) { 5389 const kmp_setting_t *a = RCAST(const kmp_setting_t *, _a); 5390 const kmp_setting_t *b = RCAST(const kmp_setting_t *, _b); 5391 5392 // Process KMP_AFFINITY last. 5393 // It needs to come after OMP_PLACES and GOMP_CPU_AFFINITY. 5394 if (strcmp(a->name, "KMP_AFFINITY") == 0) { 5395 if (strcmp(b->name, "KMP_AFFINITY") == 0) { 5396 return 0; 5397 } 5398 return 1; 5399 } else if (strcmp(b->name, "KMP_AFFINITY") == 0) { 5400 return -1; 5401 } 5402 return strcmp(a->name, b->name); 5403 } // __kmp_stg_cmp 5404 5405 static void __kmp_stg_init(void) { 5406 5407 static int initialized = 0; 5408 5409 if (!initialized) { 5410 5411 // Sort table. 5412 qsort(__kmp_stg_table, __kmp_stg_count - 1, sizeof(kmp_setting_t), 5413 __kmp_stg_cmp); 5414 5415 { // Initialize *_STACKSIZE data. 5416 kmp_setting_t *kmp_stacksize = 5417 __kmp_stg_find("KMP_STACKSIZE"); // 1st priority. 5418 #ifdef KMP_GOMP_COMPAT 5419 kmp_setting_t *gomp_stacksize = 5420 __kmp_stg_find("GOMP_STACKSIZE"); // 2nd priority. 5421 #endif 5422 kmp_setting_t *omp_stacksize = 5423 __kmp_stg_find("OMP_STACKSIZE"); // 3rd priority. 5424 5425 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5426 // !!! Compiler does not understand rivals is used and optimizes out 5427 // assignments 5428 // !!! rivals[ i ++ ] = ...; 5429 static kmp_setting_t *volatile rivals[4]; 5430 static kmp_stg_ss_data_t kmp_data = {1, CCAST(kmp_setting_t **, rivals)}; 5431 #ifdef KMP_GOMP_COMPAT 5432 static kmp_stg_ss_data_t gomp_data = {1024, 5433 CCAST(kmp_setting_t **, rivals)}; 5434 #endif 5435 static kmp_stg_ss_data_t omp_data = {1024, 5436 CCAST(kmp_setting_t **, rivals)}; 5437 int i = 0; 5438 5439 rivals[i++] = kmp_stacksize; 5440 #ifdef KMP_GOMP_COMPAT 5441 if (gomp_stacksize != NULL) { 5442 rivals[i++] = gomp_stacksize; 5443 } 5444 #endif 5445 rivals[i++] = omp_stacksize; 5446 rivals[i++] = NULL; 5447 5448 kmp_stacksize->data = &kmp_data; 5449 #ifdef KMP_GOMP_COMPAT 5450 if (gomp_stacksize != NULL) { 5451 gomp_stacksize->data = &gomp_data; 5452 } 5453 #endif 5454 omp_stacksize->data = &omp_data; 5455 } 5456 5457 { // Initialize KMP_LIBRARY and OMP_WAIT_POLICY data. 5458 kmp_setting_t *kmp_library = 5459 __kmp_stg_find("KMP_LIBRARY"); // 1st priority. 5460 kmp_setting_t *omp_wait_policy = 5461 __kmp_stg_find("OMP_WAIT_POLICY"); // 2nd priority. 5462 5463 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5464 static kmp_setting_t *volatile rivals[3]; 5465 static kmp_stg_wp_data_t kmp_data = {0, CCAST(kmp_setting_t **, rivals)}; 5466 static kmp_stg_wp_data_t omp_data = {1, CCAST(kmp_setting_t **, rivals)}; 5467 int i = 0; 5468 5469 rivals[i++] = kmp_library; 5470 if (omp_wait_policy != NULL) { 5471 rivals[i++] = omp_wait_policy; 5472 } 5473 rivals[i++] = NULL; 5474 5475 kmp_library->data = &kmp_data; 5476 if (omp_wait_policy != NULL) { 5477 omp_wait_policy->data = &omp_data; 5478 } 5479 } 5480 5481 { // Initialize KMP_DEVICE_THREAD_LIMIT and KMP_ALL_THREADS 5482 kmp_setting_t *kmp_device_thread_limit = 5483 __kmp_stg_find("KMP_DEVICE_THREAD_LIMIT"); // 1st priority. 5484 kmp_setting_t *kmp_all_threads = 5485 __kmp_stg_find("KMP_ALL_THREADS"); // 2nd priority. 5486 5487 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5488 static kmp_setting_t *volatile rivals[3]; 5489 int i = 0; 5490 5491 rivals[i++] = kmp_device_thread_limit; 5492 rivals[i++] = kmp_all_threads; 5493 rivals[i++] = NULL; 5494 5495 kmp_device_thread_limit->data = CCAST(kmp_setting_t **, rivals); 5496 kmp_all_threads->data = CCAST(kmp_setting_t **, rivals); 5497 } 5498 5499 { // Initialize KMP_HW_SUBSET and KMP_PLACE_THREADS 5500 // 1st priority 5501 kmp_setting_t *kmp_hw_subset = __kmp_stg_find("KMP_HW_SUBSET"); 5502 // 2nd priority 5503 kmp_setting_t *kmp_place_threads = __kmp_stg_find("KMP_PLACE_THREADS"); 5504 5505 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5506 static kmp_setting_t *volatile rivals[3]; 5507 int i = 0; 5508 5509 rivals[i++] = kmp_hw_subset; 5510 rivals[i++] = kmp_place_threads; 5511 rivals[i++] = NULL; 5512 5513 kmp_hw_subset->data = CCAST(kmp_setting_t **, rivals); 5514 kmp_place_threads->data = CCAST(kmp_setting_t **, rivals); 5515 } 5516 5517 #if KMP_AFFINITY_SUPPORTED 5518 { // Initialize KMP_AFFINITY, GOMP_CPU_AFFINITY, and OMP_PROC_BIND data. 5519 kmp_setting_t *kmp_affinity = 5520 __kmp_stg_find("KMP_AFFINITY"); // 1st priority. 5521 KMP_DEBUG_ASSERT(kmp_affinity != NULL); 5522 5523 #ifdef KMP_GOMP_COMPAT 5524 kmp_setting_t *gomp_cpu_affinity = 5525 __kmp_stg_find("GOMP_CPU_AFFINITY"); // 2nd priority. 5526 KMP_DEBUG_ASSERT(gomp_cpu_affinity != NULL); 5527 #endif 5528 5529 kmp_setting_t *omp_proc_bind = 5530 __kmp_stg_find("OMP_PROC_BIND"); // 3rd priority. 5531 KMP_DEBUG_ASSERT(omp_proc_bind != NULL); 5532 5533 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5534 static kmp_setting_t *volatile rivals[4]; 5535 int i = 0; 5536 5537 rivals[i++] = kmp_affinity; 5538 5539 #ifdef KMP_GOMP_COMPAT 5540 rivals[i++] = gomp_cpu_affinity; 5541 gomp_cpu_affinity->data = CCAST(kmp_setting_t **, rivals); 5542 #endif 5543 5544 rivals[i++] = omp_proc_bind; 5545 omp_proc_bind->data = CCAST(kmp_setting_t **, rivals); 5546 rivals[i++] = NULL; 5547 5548 static kmp_setting_t *volatile places_rivals[4]; 5549 i = 0; 5550 5551 kmp_setting_t *omp_places = __kmp_stg_find("OMP_PLACES"); // 3rd priority. 5552 KMP_DEBUG_ASSERT(omp_places != NULL); 5553 5554 places_rivals[i++] = kmp_affinity; 5555 #ifdef KMP_GOMP_COMPAT 5556 places_rivals[i++] = gomp_cpu_affinity; 5557 #endif 5558 places_rivals[i++] = omp_places; 5559 omp_places->data = CCAST(kmp_setting_t **, places_rivals); 5560 places_rivals[i++] = NULL; 5561 } 5562 #else 5563 // KMP_AFFINITY not supported, so OMP_PROC_BIND has no rivals. 5564 // OMP_PLACES not supported yet. 5565 #endif // KMP_AFFINITY_SUPPORTED 5566 5567 { // Initialize KMP_DETERMINISTIC_REDUCTION and KMP_FORCE_REDUCTION data. 5568 kmp_setting_t *kmp_force_red = 5569 __kmp_stg_find("KMP_FORCE_REDUCTION"); // 1st priority. 5570 kmp_setting_t *kmp_determ_red = 5571 __kmp_stg_find("KMP_DETERMINISTIC_REDUCTION"); // 2nd priority. 5572 5573 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround. 5574 static kmp_setting_t *volatile rivals[3]; 5575 static kmp_stg_fr_data_t force_data = {1, 5576 CCAST(kmp_setting_t **, rivals)}; 5577 static kmp_stg_fr_data_t determ_data = {0, 5578 CCAST(kmp_setting_t **, rivals)}; 5579 int i = 0; 5580 5581 rivals[i++] = kmp_force_red; 5582 if (kmp_determ_red != NULL) { 5583 rivals[i++] = kmp_determ_red; 5584 } 5585 rivals[i++] = NULL; 5586 5587 kmp_force_red->data = &force_data; 5588 if (kmp_determ_red != NULL) { 5589 kmp_determ_red->data = &determ_data; 5590 } 5591 } 5592 5593 initialized = 1; 5594 } 5595 5596 // Reset flags. 5597 int i; 5598 for (i = 0; i < __kmp_stg_count; ++i) { 5599 __kmp_stg_table[i].set = 0; 5600 } 5601 5602 } // __kmp_stg_init 5603 5604 static void __kmp_stg_parse(char const *name, char const *value) { 5605 // On Windows* OS there are some nameless variables like "C:=C:\" (yeah, 5606 // really nameless, they are presented in environment block as 5607 // "=C:=C\\\x00=D:=D:\\\x00...", so let us skip them. 5608 if (name[0] == 0) { 5609 return; 5610 } 5611 5612 if (value != NULL) { 5613 kmp_setting_t *setting = __kmp_stg_find(name); 5614 if (setting != NULL) { 5615 setting->parse(name, value, setting->data); 5616 setting->defined = 1; 5617 } 5618 } 5619 5620 } // __kmp_stg_parse 5621 5622 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found. 5623 char const *name, // Name of variable. 5624 char const *value, // Value of the variable. 5625 kmp_setting_t **rivals // List of rival settings (must include current one). 5626 ) { 5627 5628 if (rivals == NULL) { 5629 return 0; 5630 } 5631 5632 // Loop thru higher priority settings (listed before current). 5633 int i = 0; 5634 for (; strcmp(rivals[i]->name, name) != 0; i++) { 5635 KMP_DEBUG_ASSERT(rivals[i] != NULL); 5636 5637 #if KMP_AFFINITY_SUPPORTED 5638 if (rivals[i] == __kmp_affinity_notype) { 5639 // If KMP_AFFINITY is specified without a type name, 5640 // it does not rival OMP_PROC_BIND or GOMP_CPU_AFFINITY. 5641 continue; 5642 } 5643 #endif 5644 5645 if (rivals[i]->set) { 5646 KMP_WARNING(StgIgnored, name, rivals[i]->name); 5647 return 1; 5648 } 5649 } 5650 5651 ++i; // Skip current setting. 5652 return 0; 5653 5654 } // __kmp_stg_check_rivals 5655 5656 static int __kmp_env_toPrint(char const *name, int flag) { 5657 int rc = 0; 5658 kmp_setting_t *setting = __kmp_stg_find(name); 5659 if (setting != NULL) { 5660 rc = setting->defined; 5661 if (flag >= 0) { 5662 setting->defined = flag; 5663 } 5664 } 5665 return rc; 5666 } 5667 5668 static void __kmp_aux_env_initialize(kmp_env_blk_t *block) { 5669 5670 char const *value; 5671 5672 /* OMP_NUM_THREADS */ 5673 value = __kmp_env_blk_var(block, "OMP_NUM_THREADS"); 5674 if (value) { 5675 ompc_set_num_threads(__kmp_dflt_team_nth); 5676 } 5677 5678 /* KMP_BLOCKTIME */ 5679 value = __kmp_env_blk_var(block, "KMP_BLOCKTIME"); 5680 if (value) { 5681 kmpc_set_blocktime(__kmp_dflt_blocktime); 5682 } 5683 5684 /* OMP_NESTED */ 5685 value = __kmp_env_blk_var(block, "OMP_NESTED"); 5686 if (value) { 5687 ompc_set_nested(__kmp_dflt_max_active_levels > 1); 5688 } 5689 5690 /* OMP_DYNAMIC */ 5691 value = __kmp_env_blk_var(block, "OMP_DYNAMIC"); 5692 if (value) { 5693 ompc_set_dynamic(__kmp_global.g.g_dynamic); 5694 } 5695 } 5696 5697 void __kmp_env_initialize(char const *string) { 5698 5699 kmp_env_blk_t block; 5700 int i; 5701 5702 __kmp_stg_init(); 5703 5704 // Hack!!! 5705 if (string == NULL) { 5706 // __kmp_max_nth = __kmp_sys_max_nth; 5707 __kmp_threads_capacity = 5708 __kmp_initial_threads_capacity(__kmp_dflt_team_nth_ub); 5709 } 5710 __kmp_env_blk_init(&block, string); 5711 5712 // update the set flag on all entries that have an env var 5713 for (i = 0; i < block.count; ++i) { 5714 if ((block.vars[i].name == NULL) || (*block.vars[i].name == '\0')) { 5715 continue; 5716 } 5717 if (block.vars[i].value == NULL) { 5718 continue; 5719 } 5720 kmp_setting_t *setting = __kmp_stg_find(block.vars[i].name); 5721 if (setting != NULL) { 5722 setting->set = 1; 5723 } 5724 } 5725 5726 // We need to know if blocktime was set when processing OMP_WAIT_POLICY 5727 blocktime_str = __kmp_env_blk_var(&block, "KMP_BLOCKTIME"); 5728 5729 // Special case. If we parse environment, not a string, process KMP_WARNINGS 5730 // first. 5731 if (string == NULL) { 5732 char const *name = "KMP_WARNINGS"; 5733 char const *value = __kmp_env_blk_var(&block, name); 5734 __kmp_stg_parse(name, value); 5735 } 5736 5737 #if KMP_AFFINITY_SUPPORTED 5738 // Special case. KMP_AFFINITY is not a rival to other affinity env vars 5739 // if no affinity type is specified. We want to allow 5740 // KMP_AFFINITY=[no],verbose/[no]warnings/etc. to be enabled when 5741 // specifying the affinity type via GOMP_CPU_AFFINITY or the OMP 4.0 5742 // affinity mechanism. 5743 __kmp_affinity_notype = NULL; 5744 char const *aff_str = __kmp_env_blk_var(&block, "KMP_AFFINITY"); 5745 if (aff_str != NULL) { 5746 // Check if the KMP_AFFINITY type is specified in the string. 5747 // We just search the string for "compact", "scatter", etc. 5748 // without really parsing the string. The syntax of the 5749 // KMP_AFFINITY env var is such that none of the affinity 5750 // type names can appear anywhere other that the type 5751 // specifier, even as substrings. 5752 // 5753 // I can't find a case-insensitive version of strstr on Windows* OS. 5754 // Use the case-sensitive version for now. 5755 5756 #if KMP_OS_WINDOWS 5757 #define FIND strstr 5758 #else 5759 #define FIND strcasestr 5760 #endif 5761 5762 if ((FIND(aff_str, "none") == NULL) && 5763 (FIND(aff_str, "physical") == NULL) && 5764 (FIND(aff_str, "logical") == NULL) && 5765 (FIND(aff_str, "compact") == NULL) && 5766 (FIND(aff_str, "scatter") == NULL) && 5767 (FIND(aff_str, "explicit") == NULL) && 5768 (FIND(aff_str, "balanced") == NULL) && 5769 (FIND(aff_str, "disabled") == NULL)) { 5770 __kmp_affinity_notype = __kmp_stg_find("KMP_AFFINITY"); 5771 } else { 5772 // A new affinity type is specified. 5773 // Reset the affinity flags to their default values, 5774 // in case this is called from kmp_set_defaults(). 5775 __kmp_affinity_type = affinity_default; 5776 __kmp_affinity_gran = KMP_HW_UNKNOWN; 5777 __kmp_affinity_top_method = affinity_top_method_default; 5778 __kmp_affinity_respect_mask = affinity_respect_mask_default; 5779 } 5780 #undef FIND 5781 5782 // Also reset the affinity flags if OMP_PROC_BIND is specified. 5783 aff_str = __kmp_env_blk_var(&block, "OMP_PROC_BIND"); 5784 if (aff_str != NULL) { 5785 __kmp_affinity_type = affinity_default; 5786 __kmp_affinity_gran = KMP_HW_UNKNOWN; 5787 __kmp_affinity_top_method = affinity_top_method_default; 5788 __kmp_affinity_respect_mask = affinity_respect_mask_default; 5789 } 5790 } 5791 5792 #endif /* KMP_AFFINITY_SUPPORTED */ 5793 5794 // Set up the nested proc bind type vector. 5795 if (__kmp_nested_proc_bind.bind_types == NULL) { 5796 __kmp_nested_proc_bind.bind_types = 5797 (kmp_proc_bind_t *)KMP_INTERNAL_MALLOC(sizeof(kmp_proc_bind_t)); 5798 if (__kmp_nested_proc_bind.bind_types == NULL) { 5799 KMP_FATAL(MemoryAllocFailed); 5800 } 5801 __kmp_nested_proc_bind.size = 1; 5802 __kmp_nested_proc_bind.used = 1; 5803 #if KMP_AFFINITY_SUPPORTED 5804 __kmp_nested_proc_bind.bind_types[0] = proc_bind_default; 5805 #else 5806 // default proc bind is false if affinity not supported 5807 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 5808 #endif 5809 } 5810 5811 // Set up the affinity format ICV 5812 // Grab the default affinity format string from the message catalog 5813 kmp_msg_t m = 5814 __kmp_msg_format(kmp_i18n_msg_AffFormatDefault, "%P", "%i", "%n", "%A"); 5815 KMP_DEBUG_ASSERT(KMP_STRLEN(m.str) < KMP_AFFINITY_FORMAT_SIZE); 5816 5817 if (__kmp_affinity_format == NULL) { 5818 __kmp_affinity_format = 5819 (char *)KMP_INTERNAL_MALLOC(sizeof(char) * KMP_AFFINITY_FORMAT_SIZE); 5820 } 5821 KMP_STRCPY_S(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, m.str); 5822 __kmp_str_free(&m.str); 5823 5824 // Now process all of the settings. 5825 for (i = 0; i < block.count; ++i) { 5826 __kmp_stg_parse(block.vars[i].name, block.vars[i].value); 5827 } 5828 5829 // If user locks have been allocated yet, don't reset the lock vptr table. 5830 if (!__kmp_init_user_locks) { 5831 if (__kmp_user_lock_kind == lk_default) { 5832 __kmp_user_lock_kind = lk_queuing; 5833 } 5834 #if KMP_USE_DYNAMIC_LOCK 5835 __kmp_init_dynamic_user_locks(); 5836 #else 5837 __kmp_set_user_lock_vptrs(__kmp_user_lock_kind); 5838 #endif 5839 } else { 5840 KMP_DEBUG_ASSERT(string != NULL); // kmp_set_defaults() was called 5841 KMP_DEBUG_ASSERT(__kmp_user_lock_kind != lk_default); 5842 // Binds lock functions again to follow the transition between different 5843 // KMP_CONSISTENCY_CHECK values. Calling this again is harmless as long 5844 // as we do not allow lock kind changes after making a call to any 5845 // user lock functions (true). 5846 #if KMP_USE_DYNAMIC_LOCK 5847 __kmp_init_dynamic_user_locks(); 5848 #else 5849 __kmp_set_user_lock_vptrs(__kmp_user_lock_kind); 5850 #endif 5851 } 5852 5853 #if KMP_AFFINITY_SUPPORTED 5854 5855 if (!TCR_4(__kmp_init_middle)) { 5856 #if KMP_USE_HWLOC 5857 // Force using hwloc when either tiles or numa nodes requested within 5858 // KMP_HW_SUBSET or granularity setting and no other topology method 5859 // is requested 5860 if (__kmp_hw_subset && 5861 __kmp_affinity_top_method == affinity_top_method_default) 5862 if (__kmp_hw_subset->specified(KMP_HW_NUMA) || 5863 __kmp_hw_subset->specified(KMP_HW_TILE) || 5864 __kmp_affinity_gran == KMP_HW_TILE || 5865 __kmp_affinity_gran == KMP_HW_NUMA) 5866 __kmp_affinity_top_method = affinity_top_method_hwloc; 5867 // Force using hwloc when tiles or numa nodes requested for OMP_PLACES 5868 if (__kmp_affinity_gran == KMP_HW_NUMA || 5869 __kmp_affinity_gran == KMP_HW_TILE) 5870 __kmp_affinity_top_method = affinity_top_method_hwloc; 5871 #endif 5872 // Determine if the machine/OS is actually capable of supporting 5873 // affinity. 5874 const char *var = "KMP_AFFINITY"; 5875 KMPAffinity::pick_api(); 5876 #if KMP_USE_HWLOC 5877 // If Hwloc topology discovery was requested but affinity was also disabled, 5878 // then tell user that Hwloc request is being ignored and use default 5879 // topology discovery method. 5880 if (__kmp_affinity_top_method == affinity_top_method_hwloc && 5881 __kmp_affinity_dispatch->get_api_type() != KMPAffinity::HWLOC) { 5882 KMP_WARNING(AffIgnoringHwloc, var); 5883 __kmp_affinity_top_method = affinity_top_method_all; 5884 } 5885 #endif 5886 if (__kmp_affinity_type == affinity_disabled) { 5887 KMP_AFFINITY_DISABLE(); 5888 } else if (!KMP_AFFINITY_CAPABLE()) { 5889 __kmp_affinity_dispatch->determine_capable(var); 5890 if (!KMP_AFFINITY_CAPABLE()) { 5891 if (__kmp_affinity_verbose || 5892 (__kmp_affinity_warnings && 5893 (__kmp_affinity_type != affinity_default) && 5894 (__kmp_affinity_type != affinity_none) && 5895 (__kmp_affinity_type != affinity_disabled))) { 5896 KMP_WARNING(AffNotSupported, var); 5897 } 5898 __kmp_affinity_type = affinity_disabled; 5899 __kmp_affinity_respect_mask = 0; 5900 __kmp_affinity_gran = KMP_HW_THREAD; 5901 } 5902 } 5903 5904 if (__kmp_affinity_type == affinity_disabled) { 5905 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 5906 } else if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_true) { 5907 // OMP_PROC_BIND=true maps to OMP_PROC_BIND=spread. 5908 __kmp_nested_proc_bind.bind_types[0] = proc_bind_spread; 5909 } 5910 5911 if (KMP_AFFINITY_CAPABLE()) { 5912 5913 #if KMP_GROUP_AFFINITY 5914 // This checks to see if the initial affinity mask is equal 5915 // to a single windows processor group. If it is, then we do 5916 // not respect the initial affinity mask and instead, use the 5917 // entire machine. 5918 bool exactly_one_group = false; 5919 if (__kmp_num_proc_groups > 1) { 5920 int group; 5921 bool within_one_group; 5922 // Get the initial affinity mask and determine if it is 5923 // contained within a single group. 5924 kmp_affin_mask_t *init_mask; 5925 KMP_CPU_ALLOC(init_mask); 5926 __kmp_get_system_affinity(init_mask, TRUE); 5927 group = __kmp_get_proc_group(init_mask); 5928 within_one_group = (group >= 0); 5929 // If the initial affinity is within a single group, 5930 // then determine if it is equal to that single group. 5931 if (within_one_group) { 5932 DWORD num_bits_in_group = __kmp_GetActiveProcessorCount(group); 5933 DWORD num_bits_in_mask = 0; 5934 for (int bit = init_mask->begin(); bit != init_mask->end(); 5935 bit = init_mask->next(bit)) 5936 num_bits_in_mask++; 5937 exactly_one_group = (num_bits_in_group == num_bits_in_mask); 5938 } 5939 KMP_CPU_FREE(init_mask); 5940 } 5941 5942 // Handle the Win 64 group affinity stuff if there are multiple 5943 // processor groups, or if the user requested it, and OMP 4.0 5944 // affinity is not in effect. 5945 if (((__kmp_num_proc_groups > 1) && 5946 (__kmp_affinity_type == affinity_default) && 5947 (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default)) || 5948 (__kmp_affinity_top_method == affinity_top_method_group)) { 5949 if (__kmp_affinity_respect_mask == affinity_respect_mask_default && 5950 exactly_one_group) { 5951 __kmp_affinity_respect_mask = FALSE; 5952 } 5953 if (__kmp_affinity_type == affinity_default) { 5954 __kmp_affinity_type = affinity_compact; 5955 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 5956 } 5957 if (__kmp_affinity_top_method == affinity_top_method_default) { 5958 if (__kmp_affinity_gran == KMP_HW_UNKNOWN) { 5959 __kmp_affinity_top_method = affinity_top_method_group; 5960 __kmp_affinity_gran = KMP_HW_PROC_GROUP; 5961 } else if (__kmp_affinity_gran == KMP_HW_PROC_GROUP) { 5962 __kmp_affinity_top_method = affinity_top_method_group; 5963 } else { 5964 __kmp_affinity_top_method = affinity_top_method_all; 5965 } 5966 } else if (__kmp_affinity_top_method == affinity_top_method_group) { 5967 if (__kmp_affinity_gran == KMP_HW_UNKNOWN) { 5968 __kmp_affinity_gran = KMP_HW_PROC_GROUP; 5969 } else if ((__kmp_affinity_gran != KMP_HW_PROC_GROUP) && 5970 (__kmp_affinity_gran != KMP_HW_THREAD)) { 5971 const char *str = __kmp_hw_get_keyword(__kmp_affinity_gran); 5972 KMP_WARNING(AffGranTopGroup, var, str); 5973 __kmp_affinity_gran = KMP_HW_THREAD; 5974 } 5975 } else { 5976 if (__kmp_affinity_gran == KMP_HW_UNKNOWN) { 5977 __kmp_affinity_gran = KMP_HW_CORE; 5978 } else if (__kmp_affinity_gran == KMP_HW_PROC_GROUP) { 5979 const char *str = NULL; 5980 switch (__kmp_affinity_type) { 5981 case affinity_physical: 5982 str = "physical"; 5983 break; 5984 case affinity_logical: 5985 str = "logical"; 5986 break; 5987 case affinity_compact: 5988 str = "compact"; 5989 break; 5990 case affinity_scatter: 5991 str = "scatter"; 5992 break; 5993 case affinity_explicit: 5994 str = "explicit"; 5995 break; 5996 // No MIC on windows, so no affinity_balanced case 5997 default: 5998 KMP_DEBUG_ASSERT(0); 5999 } 6000 KMP_WARNING(AffGranGroupType, var, str); 6001 __kmp_affinity_gran = KMP_HW_CORE; 6002 } 6003 } 6004 } else 6005 6006 #endif /* KMP_GROUP_AFFINITY */ 6007 6008 { 6009 if (__kmp_affinity_respect_mask == affinity_respect_mask_default) { 6010 #if KMP_GROUP_AFFINITY 6011 if (__kmp_num_proc_groups > 1 && exactly_one_group) { 6012 __kmp_affinity_respect_mask = FALSE; 6013 } else 6014 #endif /* KMP_GROUP_AFFINITY */ 6015 { 6016 __kmp_affinity_respect_mask = TRUE; 6017 } 6018 } 6019 if ((__kmp_nested_proc_bind.bind_types[0] != proc_bind_intel) && 6020 (__kmp_nested_proc_bind.bind_types[0] != proc_bind_default)) { 6021 if (__kmp_affinity_type == affinity_default) { 6022 __kmp_affinity_type = affinity_compact; 6023 __kmp_affinity_dups = FALSE; 6024 } 6025 } else if (__kmp_affinity_type == affinity_default) { 6026 #if KMP_MIC_SUPPORTED 6027 if (__kmp_mic_type != non_mic) { 6028 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel; 6029 } else 6030 #endif 6031 { 6032 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false; 6033 } 6034 #if KMP_MIC_SUPPORTED 6035 if (__kmp_mic_type != non_mic) { 6036 __kmp_affinity_type = affinity_scatter; 6037 } else 6038 #endif 6039 { 6040 __kmp_affinity_type = affinity_none; 6041 } 6042 } 6043 if ((__kmp_affinity_gran == KMP_HW_UNKNOWN) && 6044 (__kmp_affinity_gran_levels < 0)) { 6045 #if KMP_MIC_SUPPORTED 6046 if (__kmp_mic_type != non_mic) { 6047 __kmp_affinity_gran = KMP_HW_THREAD; 6048 } else 6049 #endif 6050 { 6051 __kmp_affinity_gran = KMP_HW_CORE; 6052 } 6053 } 6054 if (__kmp_affinity_top_method == affinity_top_method_default) { 6055 __kmp_affinity_top_method = affinity_top_method_all; 6056 } 6057 } 6058 } 6059 6060 K_DIAG(1, ("__kmp_affinity_type == %d\n", __kmp_affinity_type)); 6061 K_DIAG(1, ("__kmp_affinity_compact == %d\n", __kmp_affinity_compact)); 6062 K_DIAG(1, ("__kmp_affinity_offset == %d\n", __kmp_affinity_offset)); 6063 K_DIAG(1, ("__kmp_affinity_verbose == %d\n", __kmp_affinity_verbose)); 6064 K_DIAG(1, ("__kmp_affinity_warnings == %d\n", __kmp_affinity_warnings)); 6065 K_DIAG(1, ("__kmp_affinity_respect_mask == %d\n", 6066 __kmp_affinity_respect_mask)); 6067 K_DIAG(1, ("__kmp_affinity_gran == %d\n", __kmp_affinity_gran)); 6068 6069 KMP_DEBUG_ASSERT(__kmp_affinity_type != affinity_default); 6070 KMP_DEBUG_ASSERT(__kmp_nested_proc_bind.bind_types[0] != proc_bind_default); 6071 K_DIAG(1, ("__kmp_nested_proc_bind.bind_types[0] == %d\n", 6072 __kmp_nested_proc_bind.bind_types[0])); 6073 } 6074 6075 #endif /* KMP_AFFINITY_SUPPORTED */ 6076 6077 if (__kmp_version) { 6078 __kmp_print_version_1(); 6079 } 6080 6081 // Post-initialization step: some env. vars need their value's further 6082 // processing 6083 if (string != NULL) { // kmp_set_defaults() was called 6084 __kmp_aux_env_initialize(&block); 6085 } 6086 6087 __kmp_env_blk_free(&block); 6088 6089 KMP_MB(); 6090 6091 } // __kmp_env_initialize 6092 6093 void __kmp_env_print() { 6094 6095 kmp_env_blk_t block; 6096 int i; 6097 kmp_str_buf_t buffer; 6098 6099 __kmp_stg_init(); 6100 __kmp_str_buf_init(&buffer); 6101 6102 __kmp_env_blk_init(&block, NULL); 6103 __kmp_env_blk_sort(&block); 6104 6105 // Print real environment values. 6106 __kmp_str_buf_print(&buffer, "\n%s\n\n", KMP_I18N_STR(UserSettings)); 6107 for (i = 0; i < block.count; ++i) { 6108 char const *name = block.vars[i].name; 6109 char const *value = block.vars[i].value; 6110 if ((KMP_STRLEN(name) > 4 && strncmp(name, "KMP_", 4) == 0) || 6111 strncmp(name, "OMP_", 4) == 0 6112 #ifdef KMP_GOMP_COMPAT 6113 || strncmp(name, "GOMP_", 5) == 0 6114 #endif // KMP_GOMP_COMPAT 6115 ) { 6116 __kmp_str_buf_print(&buffer, " %s=%s\n", name, value); 6117 } 6118 } 6119 __kmp_str_buf_print(&buffer, "\n"); 6120 6121 // Print internal (effective) settings. 6122 __kmp_str_buf_print(&buffer, "%s\n\n", KMP_I18N_STR(EffectiveSettings)); 6123 for (int i = 0; i < __kmp_stg_count; ++i) { 6124 if (__kmp_stg_table[i].print != NULL) { 6125 __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name, 6126 __kmp_stg_table[i].data); 6127 } 6128 } 6129 6130 __kmp_printf("%s", buffer.str); 6131 6132 __kmp_env_blk_free(&block); 6133 __kmp_str_buf_free(&buffer); 6134 6135 __kmp_printf("\n"); 6136 6137 } // __kmp_env_print 6138 6139 void __kmp_env_print_2() { 6140 __kmp_display_env_impl(__kmp_display_env, __kmp_display_env_verbose); 6141 } // __kmp_env_print_2 6142 6143 void __kmp_display_env_impl(int display_env, int display_env_verbose) { 6144 kmp_env_blk_t block; 6145 kmp_str_buf_t buffer; 6146 6147 __kmp_env_format = 1; 6148 6149 __kmp_stg_init(); 6150 __kmp_str_buf_init(&buffer); 6151 6152 __kmp_env_blk_init(&block, NULL); 6153 __kmp_env_blk_sort(&block); 6154 6155 __kmp_str_buf_print(&buffer, "\n%s\n", KMP_I18N_STR(DisplayEnvBegin)); 6156 __kmp_str_buf_print(&buffer, " _OPENMP='%d'\n", __kmp_openmp_version); 6157 6158 for (int i = 0; i < __kmp_stg_count; ++i) { 6159 if (__kmp_stg_table[i].print != NULL && 6160 ((display_env && strncmp(__kmp_stg_table[i].name, "OMP_", 4) == 0) || 6161 display_env_verbose)) { 6162 __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name, 6163 __kmp_stg_table[i].data); 6164 } 6165 } 6166 6167 __kmp_str_buf_print(&buffer, "%s\n", KMP_I18N_STR(DisplayEnvEnd)); 6168 __kmp_str_buf_print(&buffer, "\n"); 6169 6170 __kmp_printf("%s", buffer.str); 6171 6172 __kmp_env_blk_free(&block); 6173 __kmp_str_buf_free(&buffer); 6174 6175 __kmp_printf("\n"); 6176 } 6177 6178 #if OMPD_SUPPORT 6179 // Dump environment variables for OMPD 6180 void __kmp_env_dump() { 6181 6182 kmp_env_blk_t block; 6183 kmp_str_buf_t buffer, env, notdefined; 6184 6185 __kmp_stg_init(); 6186 __kmp_str_buf_init(&buffer); 6187 __kmp_str_buf_init(&env); 6188 __kmp_str_buf_init(¬defined); 6189 6190 __kmp_env_blk_init(&block, NULL); 6191 __kmp_env_blk_sort(&block); 6192 6193 __kmp_str_buf_print(¬defined, ": %s", KMP_I18N_STR(NotDefined)); 6194 6195 for (int i = 0; i < __kmp_stg_count; ++i) { 6196 if (__kmp_stg_table[i].print == NULL) 6197 continue; 6198 __kmp_str_buf_clear(&env); 6199 __kmp_stg_table[i].print(&env, __kmp_stg_table[i].name, 6200 __kmp_stg_table[i].data); 6201 if (env.used < 4) // valid definition must have indents (3) and a new line 6202 continue; 6203 if (strstr(env.str, notdefined.str)) 6204 // normalize the string 6205 __kmp_str_buf_print(&buffer, "%s=undefined\n", __kmp_stg_table[i].name); 6206 else 6207 __kmp_str_buf_cat(&buffer, env.str + 3, env.used - 3); 6208 } 6209 6210 ompd_env_block = (char *)__kmp_allocate(buffer.used + 1); 6211 KMP_MEMCPY(ompd_env_block, buffer.str, buffer.used + 1); 6212 ompd_env_block_size = (ompd_size_t)KMP_STRLEN(ompd_env_block); 6213 6214 __kmp_env_blk_free(&block); 6215 __kmp_str_buf_free(&buffer); 6216 __kmp_str_buf_free(&env); 6217 __kmp_str_buf_free(¬defined); 6218 } 6219 #endif // OMPD_SUPPORT 6220 6221 // end of file 6222