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