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Run DCE after a LoopFlatten test to reduce spurious output [nfc]
[llvm-project.git] / openmp / runtime / src / kmp_settings.cpp
blobe731bf45e8eee1fa11a7d7d83ddacd31b986da9b
1 /*
2 * kmp_settings.cpp -- Initialize environment variables
3 */
4
5 //===----------------------------------------------------------------------===//
6 //
7 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
8 // See https://llvm.org/LICENSE.txt for license information.
9 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
10 //
11 //===----------------------------------------------------------------------===//
12
13 #include "kmp.h"
14 #include "kmp_affinity.h"
15 #include "kmp_atomic.h"
16 #if KMP_USE_HIER_SCHED
17 #include "kmp_dispatch_hier.h"
18 #endif
19 #include "kmp_environment.h"
20 #include "kmp_i18n.h"
21 #include "kmp_io.h"
22 #include "kmp_itt.h"
23 #include "kmp_lock.h"
24 #include "kmp_settings.h"
25 #include "kmp_str.h"
26 #include "kmp_wrapper_getpid.h"
27 #include <ctype.h> // toupper()
28 #if OMPD_SUPPORT
29 #include "ompd-specific.h"
30 #endif
31
32 static int __kmp_env_toPrint(char const *name, int flag);
33
34 bool __kmp_env_format = 0; // 0 - old format; 1 - new format
35
36 // -----------------------------------------------------------------------------
37 // Helper string functions. Subject to move to kmp_str.
38
39 #ifdef USE_LOAD_BALANCE
40 static double __kmp_convert_to_double(char const *s) {
41 double result;
42
43 if (KMP_SSCANF(s, "%lf", &result) < 1) {
44 result = 0.0;
45 }
46
47 return result;
48 }
49 #endif
50
51 #ifdef KMP_DEBUG
52 static unsigned int __kmp_readstr_with_sentinel(char *dest, char const *src,
53 size_t len, char sentinel) {
54 unsigned int i;
55 for (i = 0; i < len; i++) {
56 if ((*src == '\0') || (*src == sentinel)) {
57 break;
58 }
59 *(dest++) = *(src++);
60 }
61 *dest = '\0';
62 return i;
63 }
64 #endif
65
66 static int __kmp_match_with_sentinel(char const *a, char const *b, size_t len,
67 char sentinel) {
68 size_t l = 0;
69
70 if (a == NULL)
71 a = "";
72 if (b == NULL)
73 b = "";
74 while (*a && *b && *b != sentinel) {
75 char ca = *a, cb = *b;
76
77 if (ca >= 'a' && ca <= 'z')
78 ca -= 'a' - 'A';
79 if (cb >= 'a' && cb <= 'z')
80 cb -= 'a' - 'A';
81 if (ca != cb)
82 return FALSE;
83 ++l;
84 ++a;
85 ++b;
86 }
87 return l >= len;
88 }
89
90 // Expected usage:
91 // token is the token to check for.
92 // buf is the string being parsed.
93 // *end returns the char after the end of the token.
94 // it is not modified unless a match occurs.
95 //
96 // Example 1:
97 //
98 // if (__kmp_match_str("token", buf, *end) {
99 // <do something>
100 // buf = end;
101 // }
102 //
103 // Example 2:
104 //
105 // if (__kmp_match_str("token", buf, *end) {
106 // char *save = **end;
107 // **end = sentinel;
108 // <use any of the __kmp*_with_sentinel() functions>
109 // **end = save;
110 // buf = end;
111 // }
112
113 static int __kmp_match_str(char const *token, char const *buf,
114 const char **end) {
115
116 KMP_ASSERT(token != NULL);
117 KMP_ASSERT(buf != NULL);
118 KMP_ASSERT(end != NULL);
119
120 while (*token && *buf) {
121 char ct = *token, cb = *buf;
122
123 if (ct >= 'a' && ct <= 'z')
124 ct -= 'a' - 'A';
125 if (cb >= 'a' && cb <= 'z')
126 cb -= 'a' - 'A';
127 if (ct != cb)
128 return FALSE;
129 ++token;
130 ++buf;
131 }
132 if (*token) {
133 return FALSE;
134 }
135 *end = buf;
136 return TRUE;
137 }
138
139 #if KMP_OS_DARWIN
140 static size_t __kmp_round4k(size_t size) {
141 size_t _4k = 4 * 1024;
142 if (size & (_4k - 1)) {
143 size &= ~(_4k - 1);
144 if (size <= KMP_SIZE_T_MAX - _4k) {
145 size += _4k; // Round up if there is no overflow.
146 }
147 }
148 return size;
149 } // __kmp_round4k
150 #endif
151
152 static int __kmp_strcasecmp_with_sentinel(char const *a, char const *b,
153 char sentinel) {
154 if (a == NULL)
155 a = "";
156 if (b == NULL)
157 b = "";
158 while (*a && *b && *b != sentinel) {
159 char ca = *a, cb = *b;
160
161 if (ca >= 'a' && ca <= 'z')
162 ca -= 'a' - 'A';
163 if (cb >= 'a' && cb <= 'z')
164 cb -= 'a' - 'A';
165 if (ca != cb)
166 return (int)(unsigned char)*a - (int)(unsigned char)*b;
167 ++a;
168 ++b;
169 }
170 return *a ? (*b && *b != sentinel)
171 ? (int)(unsigned char)*a - (int)(unsigned char)*b
172 : 1
173 : (*b && *b != sentinel) ? -1
174 : 0;
175 }
176
177 // =============================================================================
178 // Table structures and helper functions.
179
180 typedef struct __kmp_setting kmp_setting_t;
181 typedef struct __kmp_stg_ss_data kmp_stg_ss_data_t;
182 typedef struct __kmp_stg_wp_data kmp_stg_wp_data_t;
183 typedef struct __kmp_stg_fr_data kmp_stg_fr_data_t;
184
185 typedef void (*kmp_stg_parse_func_t)(char const *name, char const *value,
186 void *data);
187 typedef void (*kmp_stg_print_func_t)(kmp_str_buf_t *buffer, char const *name,
188 void *data);
189
190 struct __kmp_setting {
191 char const *name; // Name of setting (environment variable).
192 kmp_stg_parse_func_t parse; // Parser function.
193 kmp_stg_print_func_t print; // Print function.
194 void *data; // Data passed to parser and printer.
195 int set; // Variable set during this "session"
196 // (__kmp_env_initialize() or kmp_set_defaults() call).
197 int defined; // Variable set in any "session".
198 }; // struct __kmp_setting
199
200 struct __kmp_stg_ss_data {
201 size_t factor; // Default factor: 1 for KMP_STACKSIZE, 1024 for others.
202 kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
203 }; // struct __kmp_stg_ss_data
204
205 struct __kmp_stg_wp_data {
206 int omp; // 0 -- KMP_LIBRARY, 1 -- OMP_WAIT_POLICY.
207 kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
208 }; // struct __kmp_stg_wp_data
209
210 struct __kmp_stg_fr_data {
211 int force; // 0 -- KMP_DETERMINISTIC_REDUCTION, 1 -- KMP_FORCE_REDUCTION.
212 kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
213 }; // struct __kmp_stg_fr_data
214
215 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found.
216 char const *name, // Name of variable.
217 char const *value, // Value of the variable.
218 kmp_setting_t **rivals // List of rival settings (must include current one).
219 );
220
221 // Helper struct that trims heading/trailing white spaces
222 struct kmp_trimmed_str_t {
223 kmp_str_buf_t buf;
224 kmp_trimmed_str_t(const char *str) {
225 __kmp_str_buf_init(&buf);
226 size_t len = KMP_STRLEN(str);
227 if (len == 0)
228 return;
229 const char *begin = str;
230 const char *end = str + KMP_STRLEN(str) - 1;
231 SKIP_WS(begin);
232 while (begin < end && *end == ' ')
233 end--;
234 __kmp_str_buf_cat(&buf, begin, end - begin + 1);
235 }
236 ~kmp_trimmed_str_t() { __kmp_str_buf_free(&buf); }
237 const char *get() { return buf.str; }
238 };
239
240 // -----------------------------------------------------------------------------
241 // Helper parse functions.
242
243 static void __kmp_stg_parse_bool(char const *name, char const *value,
244 int *out) {
245 if (__kmp_str_match_true(value)) {
246 *out = TRUE;
247 } else if (__kmp_str_match_false(value)) {
248 *out = FALSE;
249 } else {
250 __kmp_msg(kmp_ms_warning, KMP_MSG(BadBoolValue, name, value),
251 KMP_HNT(ValidBoolValues), __kmp_msg_null);
252 }
253 } // __kmp_stg_parse_bool
254
255 // placed here in order to use __kmp_round4k static function
256 void __kmp_check_stksize(size_t *val) {
257 // if system stack size is too big then limit the size for worker threads
258 if (*val > KMP_DEFAULT_STKSIZE * 16) // just a heuristics...
259 *val = KMP_DEFAULT_STKSIZE * 16;
260 if (*val < __kmp_sys_min_stksize)
261 *val = __kmp_sys_min_stksize;
262 if (*val > KMP_MAX_STKSIZE)
263 *val = KMP_MAX_STKSIZE; // dead code currently, but may work in future
264 #if KMP_OS_DARWIN
265 *val = __kmp_round4k(*val);
266 #endif // KMP_OS_DARWIN
267 }
268
269 static void __kmp_stg_parse_size(char const *name, char const *value,
270 size_t size_min, size_t size_max,
271 int *is_specified, size_t *out,
272 size_t factor) {
273 char const *msg = NULL;
274 #if KMP_OS_DARWIN
275 size_min = __kmp_round4k(size_min);
276 size_max = __kmp_round4k(size_max);
277 #endif // KMP_OS_DARWIN
278 if (value) {
279 if (is_specified != NULL) {
280 *is_specified = 1;
281 }
282 __kmp_str_to_size(value, out, factor, &msg);
283 if (msg == NULL) {
284 if (*out > size_max) {
285 *out = size_max;
286 msg = KMP_I18N_STR(ValueTooLarge);
287 } else if (*out < size_min) {
288 *out = size_min;
289 msg = KMP_I18N_STR(ValueTooSmall);
290 } else {
291 #if KMP_OS_DARWIN
292 size_t round4k = __kmp_round4k(*out);
293 if (*out != round4k) {
294 *out = round4k;
295 msg = KMP_I18N_STR(NotMultiple4K);
296 }
297 #endif
298 }
299 } else {
300 // If integer overflow occurred, * out == KMP_SIZE_T_MAX. Cut it to
301 // size_max silently.
302 if (*out < size_min) {
303 *out = size_max;
304 } else if (*out > size_max) {
305 *out = size_max;
306 }
307 }
308 if (msg != NULL) {
309 // Message is not empty. Print warning.
310 kmp_str_buf_t buf;
311 __kmp_str_buf_init(&buf);
312 __kmp_str_buf_print_size(&buf, *out);
313 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
314 KMP_INFORM(Using_str_Value, name, buf.str);
315 __kmp_str_buf_free(&buf);
316 }
317 }
318 } // __kmp_stg_parse_size
319
320 static void __kmp_stg_parse_str(char const *name, char const *value,
321 char **out) {
322 __kmp_str_free(out);
323 *out = __kmp_str_format("%s", value);
324 } // __kmp_stg_parse_str
325
326 static void __kmp_stg_parse_int(
327 char const
328 *name, // I: Name of environment variable (used in warning messages).
329 char const *value, // I: Value of environment variable to parse.
330 int min, // I: Minimum allowed value.
331 int max, // I: Maximum allowed value.
332 int *out // O: Output (parsed) value.
333 ) {
334 char const *msg = NULL;
335 kmp_uint64 uint = *out;
336 __kmp_str_to_uint(value, &uint, &msg);
337 if (msg == NULL) {
338 if (uint < (unsigned int)min) {
339 msg = KMP_I18N_STR(ValueTooSmall);
340 uint = min;
341 } else if (uint > (unsigned int)max) {
342 msg = KMP_I18N_STR(ValueTooLarge);
343 uint = max;
344 }
345 } else {
346 // If overflow occurred msg contains error message and uint is very big. Cut
347 // tmp it to INT_MAX.
348 if (uint < (unsigned int)min) {
349 uint = min;
350 } else if (uint > (unsigned int)max) {
351 uint = max;
352 }
353 }
354 if (msg != NULL) {
355 // Message is not empty. Print warning.
356 kmp_str_buf_t buf;
357 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
358 __kmp_str_buf_init(&buf);
359 __kmp_str_buf_print(&buf, "%" KMP_UINT64_SPEC "", uint);
360 KMP_INFORM(Using_uint64_Value, name, buf.str);
361 __kmp_str_buf_free(&buf);
362 }
363 __kmp_type_convert(uint, out);
364 } // __kmp_stg_parse_int
365
366 #if KMP_DEBUG_ADAPTIVE_LOCKS
367 static void __kmp_stg_parse_file(char const *name, char const *value,
368 const char *suffix, char **out) {
369 char buffer[256];
370 char *t;
371 int hasSuffix;
372 __kmp_str_free(out);
373 t = (char *)strrchr(value, '.');
374 hasSuffix = t && __kmp_str_eqf(t, suffix);
375 t = __kmp_str_format("%s%s", value, hasSuffix ? "" : suffix);
376 __kmp_expand_file_name(buffer, sizeof(buffer), t);
377 __kmp_str_free(&t);
378 *out = __kmp_str_format("%s", buffer);
379 } // __kmp_stg_parse_file
380 #endif
381
382 #ifdef KMP_DEBUG
383 static char *par_range_to_print = NULL;
384
385 static void __kmp_stg_parse_par_range(char const *name, char const *value,
386 int *out_range, char *out_routine,
387 char *out_file, int *out_lb,
388 int *out_ub) {
389 const char *par_range_value;
390 size_t len = KMP_STRLEN(value) + 1;
391 par_range_to_print = (char *)KMP_INTERNAL_MALLOC(len + 1);
392 KMP_STRNCPY_S(par_range_to_print, len + 1, value, len + 1);
393 __kmp_par_range = +1;
394 __kmp_par_range_lb = 0;
395 __kmp_par_range_ub = INT_MAX;
396 for (;;) {
397 unsigned int len;
398 if (!value || *value == '\0') {
399 break;
400 }
401 if (!__kmp_strcasecmp_with_sentinel("routine", value, '=')) {
402 par_range_value = strchr(value, '=') + 1;
403 if (!par_range_value)
404 goto par_range_error;
405 value = par_range_value;
406 len = __kmp_readstr_with_sentinel(out_routine, value,
407 KMP_PAR_RANGE_ROUTINE_LEN - 1, ',');
408 if (len == 0) {
409 goto par_range_error;
410 }
411 value = strchr(value, ',');
412 if (value != NULL) {
413 value++;
414 }
415 continue;
416 }
417 if (!__kmp_strcasecmp_with_sentinel("filename", value, '=')) {
418 par_range_value = strchr(value, '=') + 1;
419 if (!par_range_value)
420 goto par_range_error;
421 value = par_range_value;
422 len = __kmp_readstr_with_sentinel(out_file, value,
423 KMP_PAR_RANGE_FILENAME_LEN - 1, ',');
424 if (len == 0) {
425 goto par_range_error;
426 }
427 value = strchr(value, ',');
428 if (value != NULL) {
429 value++;
430 }
431 continue;
432 }
433 if ((!__kmp_strcasecmp_with_sentinel("range", value, '=')) ||
434 (!__kmp_strcasecmp_with_sentinel("incl_range", value, '='))) {
435 par_range_value = strchr(value, '=') + 1;
436 if (!par_range_value)
437 goto par_range_error;
438 value = par_range_value;
439 if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) {
440 goto par_range_error;
441 }
442 *out_range = +1;
443 value = strchr(value, ',');
444 if (value != NULL) {
445 value++;
446 }
447 continue;
448 }
449 if (!__kmp_strcasecmp_with_sentinel("excl_range", value, '=')) {
450 par_range_value = strchr(value, '=') + 1;
451 if (!par_range_value)
452 goto par_range_error;
453 value = par_range_value;
454 if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) {
455 goto par_range_error;
456 }
457 *out_range = -1;
458 value = strchr(value, ',');
459 if (value != NULL) {
460 value++;
461 }
462 continue;
463 }
464 par_range_error:
465 KMP_WARNING(ParRangeSyntax, name);
466 __kmp_par_range = 0;
467 break;
468 }
469 } // __kmp_stg_parse_par_range
470 #endif
471
472 int __kmp_initial_threads_capacity(int req_nproc) {
473 int nth = 32;
474
475 /* MIN( MAX( 32, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ),
476 * __kmp_max_nth) */
477 if (nth < (4 * req_nproc))
478 nth = (4 * req_nproc);
479 if (nth < (4 * __kmp_xproc))
480 nth = (4 * __kmp_xproc);
481
482 // If hidden helper task is enabled, we initialize the thread capacity with
483 // extra __kmp_hidden_helper_threads_num.
484 if (__kmp_enable_hidden_helper) {
485 nth += __kmp_hidden_helper_threads_num;
486 }
487
488 if (nth > __kmp_max_nth)
489 nth = __kmp_max_nth;
490
491 return nth;
492 }
493
494 int __kmp_default_tp_capacity(int req_nproc, int max_nth,
495 int all_threads_specified) {
496 int nth = 128;
497
498 if (all_threads_specified)
499 return max_nth;
500 /* MIN( MAX (128, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ),
501 * __kmp_max_nth ) */
502 if (nth < (4 * req_nproc))
503 nth = (4 * req_nproc);
504 if (nth < (4 * __kmp_xproc))
505 nth = (4 * __kmp_xproc);
506
507 if (nth > __kmp_max_nth)
508 nth = __kmp_max_nth;
509
510 return nth;
511 }
512
513 // -----------------------------------------------------------------------------
514 // Helper print functions.
515
516 static void __kmp_stg_print_bool(kmp_str_buf_t *buffer, char const *name,
517 int value) {
518 if (__kmp_env_format) {
519 KMP_STR_BUF_PRINT_BOOL;
520 } else {
521 __kmp_str_buf_print(buffer, " %s=%s\n", name, value ? "true" : "false");
522 }
523 } // __kmp_stg_print_bool
524
525 static void __kmp_stg_print_int(kmp_str_buf_t *buffer, char const *name,
526 int value) {
527 if (__kmp_env_format) {
528 KMP_STR_BUF_PRINT_INT;
529 } else {
530 __kmp_str_buf_print(buffer, " %s=%d\n", name, value);
531 }
532 } // __kmp_stg_print_int
533
534 static void __kmp_stg_print_uint64(kmp_str_buf_t *buffer, char const *name,
535 kmp_uint64 value) {
536 if (__kmp_env_format) {
537 KMP_STR_BUF_PRINT_UINT64;
538 } else {
539 __kmp_str_buf_print(buffer, " %s=%" KMP_UINT64_SPEC "\n", name, value);
540 }
541 } // __kmp_stg_print_uint64
542
543 static void __kmp_stg_print_str(kmp_str_buf_t *buffer, char const *name,
544 char const *value) {
545 if (__kmp_env_format) {
546 KMP_STR_BUF_PRINT_STR;
547 } else {
548 __kmp_str_buf_print(buffer, " %s=%s\n", name, value);
549 }
550 } // __kmp_stg_print_str
551
552 static void __kmp_stg_print_size(kmp_str_buf_t *buffer, char const *name,
553 size_t value) {
554 if (__kmp_env_format) {
555 KMP_STR_BUF_PRINT_NAME_EX(name);
556 __kmp_str_buf_print_size(buffer, value);
557 __kmp_str_buf_print(buffer, "'\n");
558 } else {
559 __kmp_str_buf_print(buffer, " %s=", name);
560 __kmp_str_buf_print_size(buffer, value);
561 __kmp_str_buf_print(buffer, "\n");
562 return;
563 }
564 } // __kmp_stg_print_size
565
566 // =============================================================================
567 // Parse and print functions.
568
569 // -----------------------------------------------------------------------------
570 // KMP_DEVICE_THREAD_LIMIT, KMP_ALL_THREADS
571
572 static void __kmp_stg_parse_device_thread_limit(char const *name,
573 char const *value, void *data) {
574 kmp_setting_t **rivals = (kmp_setting_t **)data;
575 int rc;
576 if (strcmp(name, "KMP_ALL_THREADS") == 0) {
577 KMP_INFORM(EnvVarDeprecated, name, "KMP_DEVICE_THREAD_LIMIT");
578 }
579 rc = __kmp_stg_check_rivals(name, value, rivals);
580 if (rc) {
581 return;
582 }
583 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
584 __kmp_max_nth = __kmp_xproc;
585 __kmp_allThreadsSpecified = 1;
586 } else {
587 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_max_nth);
588 __kmp_allThreadsSpecified = 0;
589 }
590 K_DIAG(1, ("__kmp_max_nth == %d\n", __kmp_max_nth));
591
592 } // __kmp_stg_parse_device_thread_limit
593
594 static void __kmp_stg_print_device_thread_limit(kmp_str_buf_t *buffer,
595 char const *name, void *data) {
596 __kmp_stg_print_int(buffer, name, __kmp_max_nth);
597 } // __kmp_stg_print_device_thread_limit
598
599 // -----------------------------------------------------------------------------
600 // OMP_THREAD_LIMIT
601 static void __kmp_stg_parse_thread_limit(char const *name, char const *value,
602 void *data) {
603 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_cg_max_nth);
604 K_DIAG(1, ("__kmp_cg_max_nth == %d\n", __kmp_cg_max_nth));
605
606 } // __kmp_stg_parse_thread_limit
607
608 static void __kmp_stg_print_thread_limit(kmp_str_buf_t *buffer,
609 char const *name, void *data) {
610 __kmp_stg_print_int(buffer, name, __kmp_cg_max_nth);
611 } // __kmp_stg_print_thread_limit
612
613 // -----------------------------------------------------------------------------
614 // OMP_NUM_TEAMS
615 static void __kmp_stg_parse_nteams(char const *name, char const *value,
616 void *data) {
617 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_nteams);
618 K_DIAG(1, ("__kmp_nteams == %d\n", __kmp_nteams));
619 } // __kmp_stg_parse_nteams
620
621 static void __kmp_stg_print_nteams(kmp_str_buf_t *buffer, char const *name,
622 void *data) {
623 __kmp_stg_print_int(buffer, name, __kmp_nteams);
624 } // __kmp_stg_print_nteams
625
626 // -----------------------------------------------------------------------------
627 // OMP_TEAMS_THREAD_LIMIT
628 static void __kmp_stg_parse_teams_th_limit(char const *name, char const *value,
629 void *data) {
630 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth,
631 &__kmp_teams_thread_limit);
632 K_DIAG(1, ("__kmp_teams_thread_limit == %d\n", __kmp_teams_thread_limit));
633 } // __kmp_stg_parse_teams_th_limit
634
635 static void __kmp_stg_print_teams_th_limit(kmp_str_buf_t *buffer,
636 char const *name, void *data) {
637 __kmp_stg_print_int(buffer, name, __kmp_teams_thread_limit);
638 } // __kmp_stg_print_teams_th_limit
639
640 // -----------------------------------------------------------------------------
641 // KMP_TEAMS_THREAD_LIMIT
642 static void __kmp_stg_parse_teams_thread_limit(char const *name,
643 char const *value, void *data) {
644 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_teams_max_nth);
645 } // __kmp_stg_teams_thread_limit
646
647 static void __kmp_stg_print_teams_thread_limit(kmp_str_buf_t *buffer,
648 char const *name, void *data) {
649 __kmp_stg_print_int(buffer, name, __kmp_teams_max_nth);
650 } // __kmp_stg_print_teams_thread_limit
651
652 // -----------------------------------------------------------------------------
653 // KMP_USE_YIELD
654 static void __kmp_stg_parse_use_yield(char const *name, char const *value,
655 void *data) {
656 __kmp_stg_parse_int(name, value, 0, 2, &__kmp_use_yield);
657 __kmp_use_yield_exp_set = 1;
658 } // __kmp_stg_parse_use_yield
659
660 static void __kmp_stg_print_use_yield(kmp_str_buf_t *buffer, char const *name,
661 void *data) {
662 __kmp_stg_print_int(buffer, name, __kmp_use_yield);
663 } // __kmp_stg_print_use_yield
664
665 // -----------------------------------------------------------------------------
666 // KMP_BLOCKTIME
667
668 static void __kmp_stg_parse_blocktime(char const *name, char const *value,
669 void *data) {
670 const char *buf = value;
671 const char *next;
672 const int ms_mult = 1000;
673 int multiplier = 1;
674 int num;
675
676 // Read integer blocktime value
677 SKIP_WS(buf);
678 if ((*buf >= '0') && (*buf <= '9')) {
679 next = buf;
680 SKIP_DIGITS(next);
681 num = __kmp_basic_str_to_int(buf);
682 KMP_ASSERT(num >= 0);
683 buf = next;
684 SKIP_WS(buf);
685 } else {
686 num = -1;
687 }
688
689 // Read units: note that __kmp_dflt_blocktime units is now us
690 next = buf;
691 if (*buf == '\0' || __kmp_match_str("ms", buf, &next)) {
692 // units are in ms; convert
693 __kmp_dflt_blocktime = ms_mult * num;
694 __kmp_blocktime_units = 'm';
695 multiplier = ms_mult;
696 } else if (__kmp_match_str("us", buf, &next)) {
697 // units are in us
698 __kmp_dflt_blocktime = num;
699 __kmp_blocktime_units = 'u';
700 } else if (__kmp_match_str("infinite", buf, &next) ||
701 __kmp_match_str("infinity", buf, &next)) {
702 // units are in ms
703 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
704 __kmp_blocktime_units = 'm';
705 multiplier = ms_mult;
706 } else {
707 KMP_WARNING(StgInvalidValue, name, value);
708 // default units are in ms
709 __kmp_dflt_blocktime = ms_mult * num;
710 __kmp_blocktime_units = 'm';
711 multiplier = ms_mult;
712 }
713
714 if (num < 0 && __kmp_dflt_blocktime < 0) { // num out of range
715 __kmp_dflt_blocktime = KMP_DEFAULT_BLOCKTIME; // now in us
716 __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidValue, name, value),
717 __kmp_msg_null);
718 // Inform in appropriate units
719 KMP_INFORM(Using_int_Value, name, __kmp_dflt_blocktime / multiplier);
720 __kmp_env_blocktime = FALSE; // Revert to default as if var not set.
721 } else if (num > 0 && __kmp_dflt_blocktime < 0) { // overflow
722 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
723 __kmp_msg(kmp_ms_warning, KMP_MSG(LargeValue, name, value), __kmp_msg_null);
724 KMP_INFORM(MaxValueUsing, name, __kmp_dflt_blocktime / multiplier);
725 __kmp_env_blocktime = TRUE; // KMP_BLOCKTIME was specified.
726 } else {
727 if (__kmp_dflt_blocktime < KMP_MIN_BLOCKTIME) {
728 __kmp_dflt_blocktime = KMP_MIN_BLOCKTIME;
729 __kmp_msg(kmp_ms_warning, KMP_MSG(SmallValue, name, value),
730 __kmp_msg_null);
731 KMP_INFORM(MinValueUsing, name, __kmp_dflt_blocktime / multiplier);
732 } else if (__kmp_dflt_blocktime > KMP_MAX_BLOCKTIME) {
733 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
734 __kmp_msg(kmp_ms_warning, KMP_MSG(LargeValue, name, value),
735 __kmp_msg_null);
736 KMP_INFORM(MaxValueUsing, name, __kmp_dflt_blocktime / multiplier);
737 }
738 __kmp_env_blocktime = TRUE; // KMP_BLOCKTIME was specified.
739 }
740 #if KMP_USE_MONITOR
741 // calculate number of monitor thread wakeup intervals corresponding to
742 // blocktime.
743 __kmp_monitor_wakeups =
744 KMP_WAKEUPS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups);
745 __kmp_bt_intervals =
746 KMP_INTERVALS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups);
747 #endif
748 K_DIAG(1, ("__kmp_env_blocktime == %d\n", __kmp_env_blocktime));
749 if (__kmp_env_blocktime) {
750 K_DIAG(1, ("__kmp_dflt_blocktime == %d\n", __kmp_dflt_blocktime));
751 }
752 } // __kmp_stg_parse_blocktime
753
754 static void __kmp_stg_print_blocktime(kmp_str_buf_t *buffer, char const *name,
755 void *data) {
756 int num = __kmp_dflt_blocktime;
757 if (__kmp_blocktime_units == 'm') {
758 num = num / 1000;
759 }
760 if (__kmp_env_format) {
761 KMP_STR_BUF_PRINT_NAME_EX(name);
762 } else {
763 __kmp_str_buf_print(buffer, " %s=", name);
764 }
765 __kmp_str_buf_print(buffer, "%d", num);
766 __kmp_str_buf_print(buffer, "%cs\n", __kmp_blocktime_units);
767 } // __kmp_stg_print_blocktime
768
769 // -----------------------------------------------------------------------------
770 // KMP_DUPLICATE_LIB_OK
771
772 static void __kmp_stg_parse_duplicate_lib_ok(char const *name,
773 char const *value, void *data) {
774 /* actually this variable is not supported, put here for compatibility with
775 earlier builds and for static/dynamic combination */
776 __kmp_stg_parse_bool(name, value, &__kmp_duplicate_library_ok);
777 } // __kmp_stg_parse_duplicate_lib_ok
778
779 static void __kmp_stg_print_duplicate_lib_ok(kmp_str_buf_t *buffer,
780 char const *name, void *data) {
781 __kmp_stg_print_bool(buffer, name, __kmp_duplicate_library_ok);
782 } // __kmp_stg_print_duplicate_lib_ok
783
784 // -----------------------------------------------------------------------------
785 // KMP_INHERIT_FP_CONTROL
786
787 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
788
789 static void __kmp_stg_parse_inherit_fp_control(char const *name,
790 char const *value, void *data) {
791 __kmp_stg_parse_bool(name, value, &__kmp_inherit_fp_control);
792 } // __kmp_stg_parse_inherit_fp_control
793
794 static void __kmp_stg_print_inherit_fp_control(kmp_str_buf_t *buffer,
795 char const *name, void *data) {
796 #if KMP_DEBUG
797 __kmp_stg_print_bool(buffer, name, __kmp_inherit_fp_control);
798 #endif /* KMP_DEBUG */
799 } // __kmp_stg_print_inherit_fp_control
800
801 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
802
803 // Used for OMP_WAIT_POLICY
804 static char const *blocktime_str = NULL;
805
806 // -----------------------------------------------------------------------------
807 // KMP_LIBRARY, OMP_WAIT_POLICY
808
809 static void __kmp_stg_parse_wait_policy(char const *name, char const *value,
810 void *data) {
811
812 kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data;
813 int rc;
814
815 rc = __kmp_stg_check_rivals(name, value, wait->rivals);
816 if (rc) {
817 return;
818 }
819
820 if (wait->omp) {
821 if (__kmp_str_match("ACTIVE", 1, value)) {
822 __kmp_library = library_turnaround;
823 if (blocktime_str == NULL) {
824 // KMP_BLOCKTIME not specified, so set default to "infinite".
825 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
826 }
827 } else if (__kmp_str_match("PASSIVE", 1, value)) {
828 __kmp_library = library_throughput;
829 __kmp_wpolicy_passive = true; /* allow sleep while active tasking */
830 if (blocktime_str == NULL) {
831 // KMP_BLOCKTIME not specified, so set default to 0.
832 __kmp_dflt_blocktime = 0;
833 }
834 } else {
835 KMP_WARNING(StgInvalidValue, name, value);
836 }
837 } else {
838 if (__kmp_str_match("serial", 1, value)) { /* S */
839 __kmp_library = library_serial;
840 } else if (__kmp_str_match("throughput", 2, value)) { /* TH */
841 __kmp_library = library_throughput;
842 if (blocktime_str == NULL) {
843 // KMP_BLOCKTIME not specified, so set default to 0.
844 __kmp_dflt_blocktime = 0;
845 }
846 } else if (__kmp_str_match("turnaround", 2, value)) { /* TU */
847 __kmp_library = library_turnaround;
848 } else if (__kmp_str_match("dedicated", 1, value)) { /* D */
849 __kmp_library = library_turnaround;
850 } else if (__kmp_str_match("multiuser", 1, value)) { /* M */
851 __kmp_library = library_throughput;
852 if (blocktime_str == NULL) {
853 // KMP_BLOCKTIME not specified, so set default to 0.
854 __kmp_dflt_blocktime = 0;
855 }
856 } else {
857 KMP_WARNING(StgInvalidValue, name, value);
858 }
859 }
860 } // __kmp_stg_parse_wait_policy
861
862 static void __kmp_stg_print_wait_policy(kmp_str_buf_t *buffer, char const *name,
863 void *data) {
864
865 kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data;
866 char const *value = NULL;
867
868 if (wait->omp) {
869 switch (__kmp_library) {
870 case library_turnaround: {
871 value = "ACTIVE";
872 } break;
873 case library_throughput: {
874 value = "PASSIVE";
875 } break;
876 }
877 } else {
878 switch (__kmp_library) {
879 case library_serial: {
880 value = "serial";
881 } break;
882 case library_turnaround: {
883 value = "turnaround";
884 } break;
885 case library_throughput: {
886 value = "throughput";
887 } break;
888 }
889 }
890 if (value != NULL) {
891 __kmp_stg_print_str(buffer, name, value);
892 }
893
894 } // __kmp_stg_print_wait_policy
895
896 #if KMP_USE_MONITOR
897 // -----------------------------------------------------------------------------
898 // KMP_MONITOR_STACKSIZE
899
900 static void __kmp_stg_parse_monitor_stacksize(char const *name,
901 char const *value, void *data) {
902 __kmp_stg_parse_size(name, value, __kmp_sys_min_stksize, KMP_MAX_STKSIZE,
903 NULL, &__kmp_monitor_stksize, 1);
904 } // __kmp_stg_parse_monitor_stacksize
905
906 static void __kmp_stg_print_monitor_stacksize(kmp_str_buf_t *buffer,
907 char const *name, void *data) {
908 if (__kmp_env_format) {
909 if (__kmp_monitor_stksize > 0)
910 KMP_STR_BUF_PRINT_NAME_EX(name);
911 else
912 KMP_STR_BUF_PRINT_NAME;
913 } else {
914 __kmp_str_buf_print(buffer, " %s", name);
915 }
916 if (__kmp_monitor_stksize > 0) {
917 __kmp_str_buf_print_size(buffer, __kmp_monitor_stksize);
918 } else {
919 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
920 }
921 if (__kmp_env_format && __kmp_monitor_stksize) {
922 __kmp_str_buf_print(buffer, "'\n");
923 }
924 } // __kmp_stg_print_monitor_stacksize
925 #endif // KMP_USE_MONITOR
926
927 // -----------------------------------------------------------------------------
928 // KMP_SETTINGS
929
930 static void __kmp_stg_parse_settings(char const *name, char const *value,
931 void *data) {
932 __kmp_stg_parse_bool(name, value, &__kmp_settings);
933 } // __kmp_stg_parse_settings
934
935 static void __kmp_stg_print_settings(kmp_str_buf_t *buffer, char const *name,
936 void *data) {
937 __kmp_stg_print_bool(buffer, name, __kmp_settings);
938 } // __kmp_stg_print_settings
939
940 // -----------------------------------------------------------------------------
941 // KMP_STACKPAD
942
943 static void __kmp_stg_parse_stackpad(char const *name, char const *value,
944 void *data) {
945 __kmp_stg_parse_int(name, // Env var name
946 value, // Env var value
947 KMP_MIN_STKPADDING, // Min value
948 KMP_MAX_STKPADDING, // Max value
949 &__kmp_stkpadding // Var to initialize
950 );
951 } // __kmp_stg_parse_stackpad
952
953 static void __kmp_stg_print_stackpad(kmp_str_buf_t *buffer, char const *name,
954 void *data) {
955 __kmp_stg_print_int(buffer, name, __kmp_stkpadding);
956 } // __kmp_stg_print_stackpad
957
958 // -----------------------------------------------------------------------------
959 // KMP_STACKOFFSET
960
961 static void __kmp_stg_parse_stackoffset(char const *name, char const *value,
962 void *data) {
963 __kmp_stg_parse_size(name, // Env var name
964 value, // Env var value
965 KMP_MIN_STKOFFSET, // Min value
966 KMP_MAX_STKOFFSET, // Max value
967 NULL, //
968 &__kmp_stkoffset, // Var to initialize
969 1);
970 } // __kmp_stg_parse_stackoffset
971
972 static void __kmp_stg_print_stackoffset(kmp_str_buf_t *buffer, char const *name,
973 void *data) {
974 __kmp_stg_print_size(buffer, name, __kmp_stkoffset);
975 } // __kmp_stg_print_stackoffset
976
977 // -----------------------------------------------------------------------------
978 // KMP_STACKSIZE, OMP_STACKSIZE, GOMP_STACKSIZE
979
980 static void __kmp_stg_parse_stacksize(char const *name, char const *value,
981 void *data) {
982
983 kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data;
984 int rc;
985
986 rc = __kmp_stg_check_rivals(name, value, stacksize->rivals);
987 if (rc) {
988 return;
989 }
990 __kmp_stg_parse_size(name, // Env var name
991 value, // Env var value
992 __kmp_sys_min_stksize, // Min value
993 KMP_MAX_STKSIZE, // Max value
994 &__kmp_env_stksize, //
995 &__kmp_stksize, // Var to initialize
996 stacksize->factor);
997
998 } // __kmp_stg_parse_stacksize
999
1000 // This function is called for printing both KMP_STACKSIZE (factor is 1) and
1001 // OMP_STACKSIZE (factor is 1024). Currently it is not possible to print
1002 // OMP_STACKSIZE value in bytes. We can consider adding this possibility by a
1003 // customer request in future.
1004 static void __kmp_stg_print_stacksize(kmp_str_buf_t *buffer, char const *name,
1005 void *data) {
1006 kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data;
1007 if (__kmp_env_format) {
1008 KMP_STR_BUF_PRINT_NAME_EX(name);
1009 __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024)
1010 ? __kmp_stksize / stacksize->factor
1011 : __kmp_stksize);
1012 __kmp_str_buf_print(buffer, "'\n");
1013 } else {
1014 __kmp_str_buf_print(buffer, " %s=", name);
1015 __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024)
1016 ? __kmp_stksize / stacksize->factor
1017 : __kmp_stksize);
1018 __kmp_str_buf_print(buffer, "\n");
1019 }
1020 } // __kmp_stg_print_stacksize
1021
1022 // -----------------------------------------------------------------------------
1023 // KMP_VERSION
1024
1025 static void __kmp_stg_parse_version(char const *name, char const *value,
1026 void *data) {
1027 __kmp_stg_parse_bool(name, value, &__kmp_version);
1028 } // __kmp_stg_parse_version
1029
1030 static void __kmp_stg_print_version(kmp_str_buf_t *buffer, char const *name,
1031 void *data) {
1032 __kmp_stg_print_bool(buffer, name, __kmp_version);
1033 } // __kmp_stg_print_version
1034
1035 // -----------------------------------------------------------------------------
1036 // KMP_WARNINGS
1037
1038 static void __kmp_stg_parse_warnings(char const *name, char const *value,
1039 void *data) {
1040 __kmp_stg_parse_bool(name, value, &__kmp_generate_warnings);
1041 if (__kmp_generate_warnings != kmp_warnings_off) {
1042 // AC: only 0/1 values documented, so reset to explicit to distinguish from
1043 // default setting
1044 __kmp_generate_warnings = kmp_warnings_explicit;
1045 }
1046 } // __kmp_stg_parse_warnings
1047
1048 static void __kmp_stg_print_warnings(kmp_str_buf_t *buffer, char const *name,
1049 void *data) {
1050 // AC: TODO: change to print_int? (needs documentation change)
1051 __kmp_stg_print_bool(buffer, name, __kmp_generate_warnings);
1052 } // __kmp_stg_print_warnings
1053
1054 // -----------------------------------------------------------------------------
1055 // KMP_NESTING_MODE
1056
1057 static void __kmp_stg_parse_nesting_mode(char const *name, char const *value,
1058 void *data) {
1059 __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_nesting_mode);
1060 #if KMP_AFFINITY_SUPPORTED && KMP_USE_HWLOC
1061 if (__kmp_nesting_mode > 0)
1062 __kmp_affinity_top_method = affinity_top_method_hwloc;
1063 #endif
1064 } // __kmp_stg_parse_nesting_mode
1065
1066 static void __kmp_stg_print_nesting_mode(kmp_str_buf_t *buffer,
1067 char const *name, void *data) {
1068 if (__kmp_env_format) {
1069 KMP_STR_BUF_PRINT_NAME;
1070 } else {
1071 __kmp_str_buf_print(buffer, " %s", name);
1072 }
1073 __kmp_str_buf_print(buffer, "=%d\n", __kmp_nesting_mode);
1074 } // __kmp_stg_print_nesting_mode
1075
1076 // -----------------------------------------------------------------------------
1077 // OMP_NESTED, OMP_NUM_THREADS
1078
1079 static void __kmp_stg_parse_nested(char const *name, char const *value,
1080 void *data) {
1081 int nested;
1082 KMP_INFORM(EnvVarDeprecated, name, "OMP_MAX_ACTIVE_LEVELS");
1083 __kmp_stg_parse_bool(name, value, &nested);
1084 if (nested) {
1085 if (!__kmp_dflt_max_active_levels_set)
1086 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
1087 } else { // nesting explicitly turned off
1088 __kmp_dflt_max_active_levels = 1;
1089 __kmp_dflt_max_active_levels_set = true;
1090 }
1091 } // __kmp_stg_parse_nested
1092
1093 static void __kmp_stg_print_nested(kmp_str_buf_t *buffer, char const *name,
1094 void *data) {
1095 if (__kmp_env_format) {
1096 KMP_STR_BUF_PRINT_NAME;
1097 } else {
1098 __kmp_str_buf_print(buffer, " %s", name);
1099 }
1100 __kmp_str_buf_print(buffer, ": deprecated; max-active-levels-var=%d\n",
1101 __kmp_dflt_max_active_levels);
1102 } // __kmp_stg_print_nested
1103
1104 static void __kmp_parse_nested_num_threads(const char *var, const char *env,
1105 kmp_nested_nthreads_t *nth_array) {
1106 const char *next = env;
1107 const char *scan = next;
1108
1109 int total = 0; // Count elements that were set. It'll be used as an array size
1110 int prev_comma = FALSE; // For correct processing sequential commas
1111
1112 // Count the number of values in the env. var string
1113 for (;;) {
1114 SKIP_WS(next);
1115
1116 if (*next == '\0') {
1117 break;
1118 }
1119 // Next character is not an integer or not a comma => end of list
1120 if (((*next < '0') || (*next > '9')) && (*next != ',')) {
1121 KMP_WARNING(NthSyntaxError, var, env);
1122 return;
1123 }
1124 // The next character is ','
1125 if (*next == ',') {
1126 // ',' is the first character
1127 if (total == 0 || prev_comma) {
1128 total++;
1129 }
1130 prev_comma = TRUE;
1131 next++; // skip ','
1132 SKIP_WS(next);
1133 }
1134 // Next character is a digit
1135 if (*next >= '0' && *next <= '9') {
1136 prev_comma = FALSE;
1137 SKIP_DIGITS(next);
1138 total++;
1139 const char *tmp = next;
1140 SKIP_WS(tmp);
1141 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
1142 KMP_WARNING(NthSpacesNotAllowed, var, env);
1143 return;
1144 }
1145 }
1146 }
1147 if (!__kmp_dflt_max_active_levels_set && total > 1)
1148 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
1149 KMP_DEBUG_ASSERT(total > 0);
1150 if (total <= 0) {
1151 KMP_WARNING(NthSyntaxError, var, env);
1152 return;
1153 }
1154
1155 // Check if the nested nthreads array exists
1156 if (!nth_array->nth) {
1157 // Allocate an array of double size
1158 nth_array->nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int) * total * 2);
1159 if (nth_array->nth == NULL) {
1160 KMP_FATAL(MemoryAllocFailed);
1161 }
1162 nth_array->size = total * 2;
1163 } else {
1164 if (nth_array->size < total) {
1165 // Increase the array size
1166 do {
1167 nth_array->size *= 2;
1168 } while (nth_array->size < total);
1169
1170 nth_array->nth = (int *)KMP_INTERNAL_REALLOC(
1171 nth_array->nth, sizeof(int) * nth_array->size);
1172 if (nth_array->nth == NULL) {
1173 KMP_FATAL(MemoryAllocFailed);
1174 }
1175 }
1176 }
1177 nth_array->used = total;
1178 int i = 0;
1179
1180 prev_comma = FALSE;
1181 total = 0;
1182 // Save values in the array
1183 for (;;) {
1184 SKIP_WS(scan);
1185 if (*scan == '\0') {
1186 break;
1187 }
1188 // The next character is ','
1189 if (*scan == ',') {
1190 // ',' in the beginning of the list
1191 if (total == 0) {
1192 // The value is supposed to be equal to __kmp_avail_proc but it is
1193 // unknown at the moment.
1194 // So let's put a placeholder (#threads = 0) to correct it later.
1195 nth_array->nth[i++] = 0;
1196 total++;
1197 } else if (prev_comma) {
1198 // Num threads is inherited from the previous level
1199 nth_array->nth[i] = nth_array->nth[i - 1];
1200 i++;
1201 total++;
1202 }
1203 prev_comma = TRUE;
1204 scan++; // skip ','
1205 SKIP_WS(scan);
1206 }
1207 // Next character is a digit
1208 if (*scan >= '0' && *scan <= '9') {
1209 int num;
1210 const char *buf = scan;
1211 char const *msg = NULL;
1212 prev_comma = FALSE;
1213 SKIP_DIGITS(scan);
1214 total++;
1215
1216 num = __kmp_str_to_int(buf, *scan);
1217 if (num < KMP_MIN_NTH) {
1218 msg = KMP_I18N_STR(ValueTooSmall);
1219 num = KMP_MIN_NTH;
1220 } else if (num > __kmp_sys_max_nth) {
1221 msg = KMP_I18N_STR(ValueTooLarge);
1222 num = __kmp_sys_max_nth;
1223 }
1224 if (msg != NULL) {
1225 // Message is not empty. Print warning.
1226 KMP_WARNING(ParseSizeIntWarn, var, env, msg);
1227 KMP_INFORM(Using_int_Value, var, num);
1228 }
1229 nth_array->nth[i++] = num;
1230 }
1231 }
1232 }
1233
1234 static void __kmp_stg_parse_num_threads(char const *name, char const *value,
1235 void *data) {
1236 // TODO: Remove this option. OMP_NUM_THREADS is a list of positive integers!
1237 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
1238 // The array of 1 element
1239 __kmp_nested_nth.nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int));
1240 __kmp_nested_nth.size = __kmp_nested_nth.used = 1;
1241 __kmp_nested_nth.nth[0] = __kmp_dflt_team_nth = __kmp_dflt_team_nth_ub =
1242 __kmp_xproc;
1243 } else {
1244 __kmp_parse_nested_num_threads(name, value, &__kmp_nested_nth);
1245 if (__kmp_nested_nth.nth) {
1246 __kmp_dflt_team_nth = __kmp_nested_nth.nth[0];
1247 if (__kmp_dflt_team_nth_ub < __kmp_dflt_team_nth) {
1248 __kmp_dflt_team_nth_ub = __kmp_dflt_team_nth;
1249 }
1250 }
1251 }
1252 K_DIAG(1, ("__kmp_dflt_team_nth == %d\n", __kmp_dflt_team_nth));
1253 } // __kmp_stg_parse_num_threads
1254
1255 #if OMPX_TASKGRAPH
1256 static void __kmp_stg_parse_max_tdgs(char const *name, char const *value,
1257 void *data) {
1258 __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_max_tdgs);
1259 } // __kmp_stg_parse_max_tdgs
1260
1261 static void __kmp_std_print_max_tdgs(kmp_str_buf_t *buffer, char const *name,
1262 void *data) {
1263 __kmp_stg_print_int(buffer, name, __kmp_max_tdgs);
1264 } // __kmp_std_print_max_tdgs
1265
1266 static void __kmp_stg_parse_tdg_dot(char const *name, char const *value,
1267 void *data) {
1268 __kmp_stg_parse_bool(name, value, &__kmp_tdg_dot);
1269 } // __kmp_stg_parse_tdg_dot
1270
1271 static void __kmp_stg_print_tdg_dot(kmp_str_buf_t *buffer, char const *name,
1272 void *data) {
1273 __kmp_stg_print_bool(buffer, name, __kmp_tdg_dot);
1274 } // __kmp_stg_print_tdg_dot
1275 #endif
1276
1277 static void __kmp_stg_parse_num_hidden_helper_threads(char const *name,
1278 char const *value,
1279 void *data) {
1280 __kmp_stg_parse_int(name, value, 0, 16, &__kmp_hidden_helper_threads_num);
1281 // If the number of hidden helper threads is zero, we disable hidden helper
1282 // task
1283 if (__kmp_hidden_helper_threads_num == 0) {
1284 __kmp_enable_hidden_helper = FALSE;
1285 } else {
1286 // Since the main thread of hidden helper team does not participate
1287 // in tasks execution let's increment the number of threads by one
1288 // so that requested number of threads do actual job.
1289 __kmp_hidden_helper_threads_num++;
1290 }
1291 } // __kmp_stg_parse_num_hidden_helper_threads
1292
1293 static void __kmp_stg_print_num_hidden_helper_threads(kmp_str_buf_t *buffer,
1294 char const *name,
1295 void *data) {
1296 if (__kmp_hidden_helper_threads_num == 0) {
1297 __kmp_stg_print_int(buffer, name, __kmp_hidden_helper_threads_num);
1298 } else {
1299 KMP_DEBUG_ASSERT(__kmp_hidden_helper_threads_num > 1);
1300 // Let's exclude the main thread of hidden helper team and print
1301 // number of worker threads those do actual job.
1302 __kmp_stg_print_int(buffer, name, __kmp_hidden_helper_threads_num - 1);
1303 }
1304 } // __kmp_stg_print_num_hidden_helper_threads
1305
1306 static void __kmp_stg_parse_use_hidden_helper(char const *name,
1307 char const *value, void *data) {
1308 __kmp_stg_parse_bool(name, value, &__kmp_enable_hidden_helper);
1309 #if !KMP_OS_LINUX
1310 __kmp_enable_hidden_helper = FALSE;
1311 K_DIAG(1,
1312 ("__kmp_stg_parse_use_hidden_helper: Disable hidden helper task on "
1313 "non-Linux platform although it is enabled by user explicitly.\n"));
1314 #endif
1315 } // __kmp_stg_parse_use_hidden_helper
1316
1317 static void __kmp_stg_print_use_hidden_helper(kmp_str_buf_t *buffer,
1318 char const *name, void *data) {
1319 __kmp_stg_print_bool(buffer, name, __kmp_enable_hidden_helper);
1320 } // __kmp_stg_print_use_hidden_helper
1321
1322 static void __kmp_stg_print_num_threads(kmp_str_buf_t *buffer, char const *name,
1323 void *data) {
1324 if (__kmp_env_format) {
1325 KMP_STR_BUF_PRINT_NAME;
1326 } else {
1327 __kmp_str_buf_print(buffer, " %s", name);
1328 }
1329 if (__kmp_nested_nth.used) {
1330 kmp_str_buf_t buf;
1331 __kmp_str_buf_init(&buf);
1332 for (int i = 0; i < __kmp_nested_nth.used; i++) {
1333 __kmp_str_buf_print(&buf, "%d", __kmp_nested_nth.nth[i]);
1334 if (i < __kmp_nested_nth.used - 1) {
1335 __kmp_str_buf_print(&buf, ",");
1336 }
1337 }
1338 __kmp_str_buf_print(buffer, "='%s'\n", buf.str);
1339 __kmp_str_buf_free(&buf);
1340 } else {
1341 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1342 }
1343 } // __kmp_stg_print_num_threads
1344
1345 // -----------------------------------------------------------------------------
1346 // OpenMP 3.0: KMP_TASKING, OMP_MAX_ACTIVE_LEVELS,
1347
1348 static void __kmp_stg_parse_tasking(char const *name, char const *value,
1349 void *data) {
1350 __kmp_stg_parse_int(name, value, 0, (int)tskm_max,
1351 (int *)&__kmp_tasking_mode);
1352 } // __kmp_stg_parse_tasking
1353
1354 static void __kmp_stg_print_tasking(kmp_str_buf_t *buffer, char const *name,
1355 void *data) {
1356 __kmp_stg_print_int(buffer, name, __kmp_tasking_mode);
1357 } // __kmp_stg_print_tasking
1358
1359 static void __kmp_stg_parse_task_stealing(char const *name, char const *value,
1360 void *data) {
1361 __kmp_stg_parse_int(name, value, 0, 1,
1362 (int *)&__kmp_task_stealing_constraint);
1363 } // __kmp_stg_parse_task_stealing
1364
1365 static void __kmp_stg_print_task_stealing(kmp_str_buf_t *buffer,
1366 char const *name, void *data) {
1367 __kmp_stg_print_int(buffer, name, __kmp_task_stealing_constraint);
1368 } // __kmp_stg_print_task_stealing
1369
1370 static void __kmp_stg_parse_max_active_levels(char const *name,
1371 char const *value, void *data) {
1372 kmp_uint64 tmp_dflt = 0;
1373 char const *msg = NULL;
1374 if (!__kmp_dflt_max_active_levels_set) {
1375 // Don't overwrite __kmp_dflt_max_active_levels if we get an invalid setting
1376 __kmp_str_to_uint(value, &tmp_dflt, &msg);
1377 if (msg != NULL) { // invalid setting; print warning and ignore
1378 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
1379 } else if (tmp_dflt > KMP_MAX_ACTIVE_LEVELS_LIMIT) {
1380 // invalid setting; print warning and ignore
1381 msg = KMP_I18N_STR(ValueTooLarge);
1382 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
1383 } else { // valid setting
1384 __kmp_type_convert(tmp_dflt, &(__kmp_dflt_max_active_levels));
1385 __kmp_dflt_max_active_levels_set = true;
1386 }
1387 }
1388 } // __kmp_stg_parse_max_active_levels
1389
1390 static void __kmp_stg_print_max_active_levels(kmp_str_buf_t *buffer,
1391 char const *name, void *data) {
1392 __kmp_stg_print_int(buffer, name, __kmp_dflt_max_active_levels);
1393 } // __kmp_stg_print_max_active_levels
1394
1395 // -----------------------------------------------------------------------------
1396 // OpenMP 4.0: OMP_DEFAULT_DEVICE
1397 static void __kmp_stg_parse_default_device(char const *name, char const *value,
1398 void *data) {
1399 __kmp_stg_parse_int(name, value, 0, KMP_MAX_DEFAULT_DEVICE_LIMIT,
1400 &__kmp_default_device);
1401 } // __kmp_stg_parse_default_device
1402
1403 static void __kmp_stg_print_default_device(kmp_str_buf_t *buffer,
1404 char const *name, void *data) {
1405 __kmp_stg_print_int(buffer, name, __kmp_default_device);
1406 } // __kmp_stg_print_default_device
1407
1408 // -----------------------------------------------------------------------------
1409 // OpenMP 5.0: OMP_TARGET_OFFLOAD
1410 static void __kmp_stg_parse_target_offload(char const *name, char const *value,
1411 void *data) {
1412 kmp_trimmed_str_t value_str(value);
1413 const char *scan = value_str.get();
1414 __kmp_target_offload = tgt_default;
1415
1416 if (*scan == '\0')
1417 return;
1418
1419 if (!__kmp_strcasecmp_with_sentinel("mandatory", scan, 0)) {
1420 __kmp_target_offload = tgt_mandatory;
1421 } else if (!__kmp_strcasecmp_with_sentinel("disabled", scan, 0)) {
1422 __kmp_target_offload = tgt_disabled;
1423 } else if (!__kmp_strcasecmp_with_sentinel("default", scan, 0)) {
1424 __kmp_target_offload = tgt_default;
1425 } else {
1426 KMP_WARNING(SyntaxErrorUsing, name, "DEFAULT");
1427 }
1428 } // __kmp_stg_parse_target_offload
1429
1430 static void __kmp_stg_print_target_offload(kmp_str_buf_t *buffer,
1431 char const *name, void *data) {
1432 const char *value = NULL;
1433 if (__kmp_target_offload == tgt_default)
1434 value = "DEFAULT";
1435 else if (__kmp_target_offload == tgt_mandatory)
1436 value = "MANDATORY";
1437 else if (__kmp_target_offload == tgt_disabled)
1438 value = "DISABLED";
1439 KMP_DEBUG_ASSERT(value);
1440 if (__kmp_env_format) {
1441 KMP_STR_BUF_PRINT_NAME;
1442 } else {
1443 __kmp_str_buf_print(buffer, " %s", name);
1444 }
1445 __kmp_str_buf_print(buffer, "=%s\n", value);
1446 } // __kmp_stg_print_target_offload
1447
1448 // -----------------------------------------------------------------------------
1449 // OpenMP 4.5: OMP_MAX_TASK_PRIORITY
1450 static void __kmp_stg_parse_max_task_priority(char const *name,
1451 char const *value, void *data) {
1452 __kmp_stg_parse_int(name, value, 0, KMP_MAX_TASK_PRIORITY_LIMIT,
1453 &__kmp_max_task_priority);
1454 } // __kmp_stg_parse_max_task_priority
1455
1456 static void __kmp_stg_print_max_task_priority(kmp_str_buf_t *buffer,
1457 char const *name, void *data) {
1458 __kmp_stg_print_int(buffer, name, __kmp_max_task_priority);
1459 } // __kmp_stg_print_max_task_priority
1460
1461 // KMP_TASKLOOP_MIN_TASKS
1462 // taskloop threshold to switch from recursive to linear tasks creation
1463 static void __kmp_stg_parse_taskloop_min_tasks(char const *name,
1464 char const *value, void *data) {
1465 int tmp = 0;
1466 __kmp_stg_parse_int(name, value, 0, INT_MAX, &tmp);
1467 __kmp_taskloop_min_tasks = tmp;
1468 } // __kmp_stg_parse_taskloop_min_tasks
1469
1470 static void __kmp_stg_print_taskloop_min_tasks(kmp_str_buf_t *buffer,
1471 char const *name, void *data) {
1472 __kmp_stg_print_uint64(buffer, name, __kmp_taskloop_min_tasks);
1473 } // __kmp_stg_print_taskloop_min_tasks
1474
1475 // -----------------------------------------------------------------------------
1476 // KMP_DISP_NUM_BUFFERS
1477 static void __kmp_stg_parse_disp_buffers(char const *name, char const *value,
1478 void *data) {
1479 if (TCR_4(__kmp_init_serial)) {
1480 KMP_WARNING(EnvSerialWarn, name);
1481 return;
1482 } // read value before serial initialization only
1483 __kmp_stg_parse_int(name, value, KMP_MIN_DISP_NUM_BUFF, KMP_MAX_DISP_NUM_BUFF,
1484 &__kmp_dispatch_num_buffers);
1485 } // __kmp_stg_parse_disp_buffers
1486
1487 static void __kmp_stg_print_disp_buffers(kmp_str_buf_t *buffer,
1488 char const *name, void *data) {
1489 __kmp_stg_print_int(buffer, name, __kmp_dispatch_num_buffers);
1490 } // __kmp_stg_print_disp_buffers
1491
1492 #if KMP_NESTED_HOT_TEAMS
1493 // -----------------------------------------------------------------------------
1494 // KMP_HOT_TEAMS_MAX_LEVEL, KMP_HOT_TEAMS_MODE
1495
1496 static void __kmp_stg_parse_hot_teams_level(char const *name, char const *value,
1497 void *data) {
1498 if (TCR_4(__kmp_init_parallel)) {
1499 KMP_WARNING(EnvParallelWarn, name);
1500 return;
1501 } // read value before first parallel only
1502 __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1503 &__kmp_hot_teams_max_level);
1504 } // __kmp_stg_parse_hot_teams_level
1505
1506 static void __kmp_stg_print_hot_teams_level(kmp_str_buf_t *buffer,
1507 char const *name, void *data) {
1508 __kmp_stg_print_int(buffer, name, __kmp_hot_teams_max_level);
1509 } // __kmp_stg_print_hot_teams_level
1510
1511 static void __kmp_stg_parse_hot_teams_mode(char const *name, char const *value,
1512 void *data) {
1513 if (TCR_4(__kmp_init_parallel)) {
1514 KMP_WARNING(EnvParallelWarn, name);
1515 return;
1516 } // read value before first parallel only
1517 __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1518 &__kmp_hot_teams_mode);
1519 } // __kmp_stg_parse_hot_teams_mode
1520
1521 static void __kmp_stg_print_hot_teams_mode(kmp_str_buf_t *buffer,
1522 char const *name, void *data) {
1523 __kmp_stg_print_int(buffer, name, __kmp_hot_teams_mode);
1524 } // __kmp_stg_print_hot_teams_mode
1525
1526 #endif // KMP_NESTED_HOT_TEAMS
1527
1528 // -----------------------------------------------------------------------------
1529 // KMP_HANDLE_SIGNALS
1530
1531 #if KMP_HANDLE_SIGNALS
1532
1533 static void __kmp_stg_parse_handle_signals(char const *name, char const *value,
1534 void *data) {
1535 __kmp_stg_parse_bool(name, value, &__kmp_handle_signals);
1536 } // __kmp_stg_parse_handle_signals
1537
1538 static void __kmp_stg_print_handle_signals(kmp_str_buf_t *buffer,
1539 char const *name, void *data) {
1540 __kmp_stg_print_bool(buffer, name, __kmp_handle_signals);
1541 } // __kmp_stg_print_handle_signals
1542
1543 #endif // KMP_HANDLE_SIGNALS
1544
1545 // -----------------------------------------------------------------------------
1546 // KMP_X_DEBUG, KMP_DEBUG, KMP_DEBUG_BUF_*, KMP_DIAG
1547
1548 #ifdef KMP_DEBUG
1549
1550 #define KMP_STG_X_DEBUG(x) \
1551 static void __kmp_stg_parse_##x##_debug(char const *name, char const *value, \
1552 void *data) { \
1553 __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_##x##_debug); \
1554 } /* __kmp_stg_parse_x_debug */ \
1555 static void __kmp_stg_print_##x##_debug(kmp_str_buf_t *buffer, \
1556 char const *name, void *data) { \
1557 __kmp_stg_print_int(buffer, name, kmp_##x##_debug); \
1558 } /* __kmp_stg_print_x_debug */
1559
1560 KMP_STG_X_DEBUG(a)
1561 KMP_STG_X_DEBUG(b)
1562 KMP_STG_X_DEBUG(c)
1563 KMP_STG_X_DEBUG(d)
1564 KMP_STG_X_DEBUG(e)
1565 KMP_STG_X_DEBUG(f)
1566
1567 #undef KMP_STG_X_DEBUG
1568
1569 static void __kmp_stg_parse_debug(char const *name, char const *value,
1570 void *data) {
1571 int debug = 0;
1572 __kmp_stg_parse_int(name, value, 0, INT_MAX, &debug);
1573 if (kmp_a_debug < debug) {
1574 kmp_a_debug = debug;
1575 }
1576 if (kmp_b_debug < debug) {
1577 kmp_b_debug = debug;
1578 }
1579 if (kmp_c_debug < debug) {
1580 kmp_c_debug = debug;
1581 }
1582 if (kmp_d_debug < debug) {
1583 kmp_d_debug = debug;
1584 }
1585 if (kmp_e_debug < debug) {
1586 kmp_e_debug = debug;
1587 }
1588 if (kmp_f_debug < debug) {
1589 kmp_f_debug = debug;
1590 }
1591 } // __kmp_stg_parse_debug
1592
1593 static void __kmp_stg_parse_debug_buf(char const *name, char const *value,
1594 void *data) {
1595 __kmp_stg_parse_bool(name, value, &__kmp_debug_buf);
1596 // !!! TODO: Move buffer initialization of this file! It may works
1597 // incorrectly if KMP_DEBUG_BUF is parsed before KMP_DEBUG_BUF_LINES or
1598 // KMP_DEBUG_BUF_CHARS.
1599 if (__kmp_debug_buf) {
1600 int i;
1601 int elements = __kmp_debug_buf_lines * __kmp_debug_buf_chars;
1602
1603 /* allocate and initialize all entries in debug buffer to empty */
1604 __kmp_debug_buffer = (char *)__kmp_page_allocate(elements * sizeof(char));
1605 for (i = 0; i < elements; i += __kmp_debug_buf_chars)
1606 __kmp_debug_buffer[i] = '\0';
1607
1608 __kmp_debug_count = 0;
1609 }
1610 K_DIAG(1, ("__kmp_debug_buf = %d\n", __kmp_debug_buf));
1611 } // __kmp_stg_parse_debug_buf
1612
1613 static void __kmp_stg_print_debug_buf(kmp_str_buf_t *buffer, char const *name,
1614 void *data) {
1615 __kmp_stg_print_bool(buffer, name, __kmp_debug_buf);
1616 } // __kmp_stg_print_debug_buf
1617
1618 static void __kmp_stg_parse_debug_buf_atomic(char const *name,
1619 char const *value, void *data) {
1620 __kmp_stg_parse_bool(name, value, &__kmp_debug_buf_atomic);
1621 } // __kmp_stg_parse_debug_buf_atomic
1622
1623 static void __kmp_stg_print_debug_buf_atomic(kmp_str_buf_t *buffer,
1624 char const *name, void *data) {
1625 __kmp_stg_print_bool(buffer, name, __kmp_debug_buf_atomic);
1626 } // __kmp_stg_print_debug_buf_atomic
1627
1628 static void __kmp_stg_parse_debug_buf_chars(char const *name, char const *value,
1629 void *data) {
1630 __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_CHARS_MIN, INT_MAX,
1631 &__kmp_debug_buf_chars);
1632 } // __kmp_stg_debug_parse_buf_chars
1633
1634 static void __kmp_stg_print_debug_buf_chars(kmp_str_buf_t *buffer,
1635 char const *name, void *data) {
1636 __kmp_stg_print_int(buffer, name, __kmp_debug_buf_chars);
1637 } // __kmp_stg_print_debug_buf_chars
1638
1639 static void __kmp_stg_parse_debug_buf_lines(char const *name, char const *value,
1640 void *data) {
1641 __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_LINES_MIN, INT_MAX,
1642 &__kmp_debug_buf_lines);
1643 } // __kmp_stg_parse_debug_buf_lines
1644
1645 static void __kmp_stg_print_debug_buf_lines(kmp_str_buf_t *buffer,
1646 char const *name, void *data) {
1647 __kmp_stg_print_int(buffer, name, __kmp_debug_buf_lines);
1648 } // __kmp_stg_print_debug_buf_lines
1649
1650 static void __kmp_stg_parse_diag(char const *name, char const *value,
1651 void *data) {
1652 __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_diag);
1653 } // __kmp_stg_parse_diag
1654
1655 static void __kmp_stg_print_diag(kmp_str_buf_t *buffer, char const *name,
1656 void *data) {
1657 __kmp_stg_print_int(buffer, name, kmp_diag);
1658 } // __kmp_stg_print_diag
1659
1660 #endif // KMP_DEBUG
1661
1662 // -----------------------------------------------------------------------------
1663 // KMP_ALIGN_ALLOC
1664
1665 static void __kmp_stg_parse_align_alloc(char const *name, char const *value,
1666 void *data) {
1667 __kmp_stg_parse_size(name, value, CACHE_LINE, INT_MAX, NULL,
1668 &__kmp_align_alloc, 1);
1669 } // __kmp_stg_parse_align_alloc
1670
1671 static void __kmp_stg_print_align_alloc(kmp_str_buf_t *buffer, char const *name,
1672 void *data) {
1673 __kmp_stg_print_size(buffer, name, __kmp_align_alloc);
1674 } // __kmp_stg_print_align_alloc
1675
1676 // -----------------------------------------------------------------------------
1677 // KMP_PLAIN_BARRIER, KMP_FORKJOIN_BARRIER, KMP_REDUCTION_BARRIER
1678
1679 // TODO: Remove __kmp_barrier_branch_bit_env_name varibale, remove loops from
1680 // parse and print functions, pass required info through data argument.
1681
1682 static void __kmp_stg_parse_barrier_branch_bit(char const *name,
1683 char const *value, void *data) {
1684 const char *var;
1685
1686 /* ---------- Barrier branch bit control ------------ */
1687 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1688 var = __kmp_barrier_branch_bit_env_name[i];
1689 if ((strcmp(var, name) == 0) && (value != 0)) {
1690 char *comma;
1691
1692 comma = CCAST(char *, strchr(value, ','));
1693 __kmp_barrier_gather_branch_bits[i] =
1694 (kmp_uint32)__kmp_str_to_int(value, ',');
1695 /* is there a specified release parameter? */
1696 if (comma == NULL) {
1697 __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt;
1698 } else {
1699 __kmp_barrier_release_branch_bits[i] =
1700 (kmp_uint32)__kmp_str_to_int(comma + 1, 0);
1701
1702 if (__kmp_barrier_release_branch_bits[i] > KMP_MAX_BRANCH_BITS) {
1703 __kmp_msg(kmp_ms_warning,
1704 KMP_MSG(BarrReleaseValueInvalid, name, comma + 1),
1705 __kmp_msg_null);
1706 __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt;
1707 }
1708 }
1709 if (__kmp_barrier_gather_branch_bits[i] > KMP_MAX_BRANCH_BITS) {
1710 KMP_WARNING(BarrGatherValueInvalid, name, value);
1711 KMP_INFORM(Using_uint_Value, name, __kmp_barrier_gather_bb_dflt);
1712 __kmp_barrier_gather_branch_bits[i] = __kmp_barrier_gather_bb_dflt;
1713 }
1714 }
1715 K_DIAG(1, ("%s == %d,%d\n", __kmp_barrier_branch_bit_env_name[i],
1716 __kmp_barrier_gather_branch_bits[i],
1717 __kmp_barrier_release_branch_bits[i]))
1718 }
1719 } // __kmp_stg_parse_barrier_branch_bit
1720
1721 static void __kmp_stg_print_barrier_branch_bit(kmp_str_buf_t *buffer,
1722 char const *name, void *data) {
1723 const char *var;
1724 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1725 var = __kmp_barrier_branch_bit_env_name[i];
1726 if (strcmp(var, name) == 0) {
1727 if (__kmp_env_format) {
1728 KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_branch_bit_env_name[i]);
1729 } else {
1730 __kmp_str_buf_print(buffer, " %s='",
1731 __kmp_barrier_branch_bit_env_name[i]);
1732 }
1733 __kmp_str_buf_print(buffer, "%d,%d'\n",
1734 __kmp_barrier_gather_branch_bits[i],
1735 __kmp_barrier_release_branch_bits[i]);
1736 }
1737 }
1738 } // __kmp_stg_print_barrier_branch_bit
1739
1740 // ----------------------------------------------------------------------------
1741 // KMP_PLAIN_BARRIER_PATTERN, KMP_FORKJOIN_BARRIER_PATTERN,
1742 // KMP_REDUCTION_BARRIER_PATTERN
1743
1744 // TODO: Remove __kmp_barrier_pattern_name variable, remove loops from parse and
1745 // print functions, pass required data to functions through data argument.
1746
1747 static void __kmp_stg_parse_barrier_pattern(char const *name, char const *value,
1748 void *data) {
1749 const char *var;
1750 /* ---------- Barrier method control ------------ */
1751
1752 static int dist_req = 0, non_dist_req = 0;
1753 static bool warn = 1;
1754 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1755 var = __kmp_barrier_pattern_env_name[i];
1756
1757 if ((strcmp(var, name) == 0) && (value != 0)) {
1758 int j;
1759 char *comma = CCAST(char *, strchr(value, ','));
1760
1761 /* handle first parameter: gather pattern */
1762 for (j = bp_linear_bar; j < bp_last_bar; j++) {
1763 if (__kmp_match_with_sentinel(__kmp_barrier_pattern_name[j], value, 1,
1764 ',')) {
1765 if (j == bp_dist_bar) {
1766 dist_req++;
1767 } else {
1768 non_dist_req++;
1769 }
1770 __kmp_barrier_gather_pattern[i] = (kmp_bar_pat_e)j;
1771 break;
1772 }
1773 }
1774 if (j == bp_last_bar) {
1775 KMP_WARNING(BarrGatherValueInvalid, name, value);
1776 KMP_INFORM(Using_str_Value, name,
1777 __kmp_barrier_pattern_name[bp_linear_bar]);
1778 }
1779
1780 /* handle second parameter: release pattern */
1781 if (comma != NULL) {
1782 for (j = bp_linear_bar; j < bp_last_bar; j++) {
1783 if (__kmp_str_match(__kmp_barrier_pattern_name[j], 1, comma + 1)) {
1784 if (j == bp_dist_bar) {
1785 dist_req++;
1786 } else {
1787 non_dist_req++;
1788 }
1789 __kmp_barrier_release_pattern[i] = (kmp_bar_pat_e)j;
1790 break;
1791 }
1792 }
1793 if (j == bp_last_bar) {
1794 __kmp_msg(kmp_ms_warning,
1795 KMP_MSG(BarrReleaseValueInvalid, name, comma + 1),
1796 __kmp_msg_null);
1797 KMP_INFORM(Using_str_Value, name,
1798 __kmp_barrier_pattern_name[bp_linear_bar]);
1799 }
1800 }
1801 }
1802 }
1803 if (dist_req != 0) {
1804 // set all barriers to dist
1805 if ((non_dist_req != 0) && warn) {
1806 KMP_INFORM(BarrierPatternOverride, name,
1807 __kmp_barrier_pattern_name[bp_dist_bar]);
1808 warn = 0;
1809 }
1810 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1811 if (__kmp_barrier_release_pattern[i] != bp_dist_bar)
1812 __kmp_barrier_release_pattern[i] = bp_dist_bar;
1813 if (__kmp_barrier_gather_pattern[i] != bp_dist_bar)
1814 __kmp_barrier_gather_pattern[i] = bp_dist_bar;
1815 }
1816 }
1817 } // __kmp_stg_parse_barrier_pattern
1818
1819 static void __kmp_stg_print_barrier_pattern(kmp_str_buf_t *buffer,
1820 char const *name, void *data) {
1821 const char *var;
1822 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1823 var = __kmp_barrier_pattern_env_name[i];
1824 if (strcmp(var, name) == 0) {
1825 int j = __kmp_barrier_gather_pattern[i];
1826 int k = __kmp_barrier_release_pattern[i];
1827 if (__kmp_env_format) {
1828 KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_pattern_env_name[i]);
1829 } else {
1830 __kmp_str_buf_print(buffer, " %s='",
1831 __kmp_barrier_pattern_env_name[i]);
1832 }
1833 KMP_DEBUG_ASSERT(j < bp_last_bar && k < bp_last_bar);
1834 __kmp_str_buf_print(buffer, "%s,%s'\n", __kmp_barrier_pattern_name[j],
1835 __kmp_barrier_pattern_name[k]);
1836 }
1837 }
1838 } // __kmp_stg_print_barrier_pattern
1839
1840 // -----------------------------------------------------------------------------
1841 // KMP_ABORT_DELAY
1842
1843 static void __kmp_stg_parse_abort_delay(char const *name, char const *value,
1844 void *data) {
1845 // Units of KMP_DELAY_ABORT are seconds, units of __kmp_abort_delay is
1846 // milliseconds.
1847 int delay = __kmp_abort_delay / 1000;
1848 __kmp_stg_parse_int(name, value, 0, INT_MAX / 1000, &delay);
1849 __kmp_abort_delay = delay * 1000;
1850 } // __kmp_stg_parse_abort_delay
1851
1852 static void __kmp_stg_print_abort_delay(kmp_str_buf_t *buffer, char const *name,
1853 void *data) {
1854 __kmp_stg_print_int(buffer, name, __kmp_abort_delay);
1855 } // __kmp_stg_print_abort_delay
1856
1857 // -----------------------------------------------------------------------------
1858 // KMP_CPUINFO_FILE
1859
1860 static void __kmp_stg_parse_cpuinfo_file(char const *name, char const *value,
1861 void *data) {
1862 #if KMP_AFFINITY_SUPPORTED
1863 __kmp_stg_parse_str(name, value, &__kmp_cpuinfo_file);
1864 K_DIAG(1, ("__kmp_cpuinfo_file == %s\n", __kmp_cpuinfo_file));
1865 #endif
1866 } //__kmp_stg_parse_cpuinfo_file
1867
1868 static void __kmp_stg_print_cpuinfo_file(kmp_str_buf_t *buffer,
1869 char const *name, void *data) {
1870 #if KMP_AFFINITY_SUPPORTED
1871 if (__kmp_env_format) {
1872 KMP_STR_BUF_PRINT_NAME;
1873 } else {
1874 __kmp_str_buf_print(buffer, " %s", name);
1875 }
1876 if (__kmp_cpuinfo_file) {
1877 __kmp_str_buf_print(buffer, "='%s'\n", __kmp_cpuinfo_file);
1878 } else {
1879 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1880 }
1881 #endif
1882 } //__kmp_stg_print_cpuinfo_file
1883
1884 // -----------------------------------------------------------------------------
1885 // KMP_FORCE_REDUCTION, KMP_DETERMINISTIC_REDUCTION
1886
1887 static void __kmp_stg_parse_force_reduction(char const *name, char const *value,
1888 void *data) {
1889 kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data;
1890 int rc;
1891
1892 rc = __kmp_stg_check_rivals(name, value, reduction->rivals);
1893 if (rc) {
1894 return;
1895 }
1896 if (reduction->force) {
1897 if (value != 0) {
1898 if (__kmp_str_match("critical", 0, value))
1899 __kmp_force_reduction_method = critical_reduce_block;
1900 else if (__kmp_str_match("atomic", 0, value))
1901 __kmp_force_reduction_method = atomic_reduce_block;
1902 else if (__kmp_str_match("tree", 0, value))
1903 __kmp_force_reduction_method = tree_reduce_block;
1904 else {
1905 KMP_FATAL(UnknownForceReduction, name, value);
1906 }
1907 }
1908 } else {
1909 __kmp_stg_parse_bool(name, value, &__kmp_determ_red);
1910 if (__kmp_determ_red) {
1911 __kmp_force_reduction_method = tree_reduce_block;
1912 } else {
1913 __kmp_force_reduction_method = reduction_method_not_defined;
1914 }
1915 }
1916 K_DIAG(1, ("__kmp_force_reduction_method == %d\n",
1917 __kmp_force_reduction_method));
1918 } // __kmp_stg_parse_force_reduction
1919
1920 static void __kmp_stg_print_force_reduction(kmp_str_buf_t *buffer,
1921 char const *name, void *data) {
1922
1923 kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data;
1924 if (reduction->force) {
1925 if (__kmp_force_reduction_method == critical_reduce_block) {
1926 __kmp_stg_print_str(buffer, name, "critical");
1927 } else if (__kmp_force_reduction_method == atomic_reduce_block) {
1928 __kmp_stg_print_str(buffer, name, "atomic");
1929 } else if (__kmp_force_reduction_method == tree_reduce_block) {
1930 __kmp_stg_print_str(buffer, name, "tree");
1931 } else {
1932 if (__kmp_env_format) {
1933 KMP_STR_BUF_PRINT_NAME;
1934 } else {
1935 __kmp_str_buf_print(buffer, " %s", name);
1936 }
1937 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1938 }
1939 } else {
1940 __kmp_stg_print_bool(buffer, name, __kmp_determ_red);
1941 }
1942
1943 } // __kmp_stg_print_force_reduction
1944
1945 // -----------------------------------------------------------------------------
1946 // KMP_STORAGE_MAP
1947
1948 static void __kmp_stg_parse_storage_map(char const *name, char const *value,
1949 void *data) {
1950 if (__kmp_str_match("verbose", 1, value)) {
1951 __kmp_storage_map = TRUE;
1952 __kmp_storage_map_verbose = TRUE;
1953 __kmp_storage_map_verbose_specified = TRUE;
1954
1955 } else {
1956 __kmp_storage_map_verbose = FALSE;
1957 __kmp_stg_parse_bool(name, value, &__kmp_storage_map); // !!!
1958 }
1959 } // __kmp_stg_parse_storage_map
1960
1961 static void __kmp_stg_print_storage_map(kmp_str_buf_t *buffer, char const *name,
1962 void *data) {
1963 if (__kmp_storage_map_verbose || __kmp_storage_map_verbose_specified) {
1964 __kmp_stg_print_str(buffer, name, "verbose");
1965 } else {
1966 __kmp_stg_print_bool(buffer, name, __kmp_storage_map);
1967 }
1968 } // __kmp_stg_print_storage_map
1969
1970 // -----------------------------------------------------------------------------
1971 // KMP_ALL_THREADPRIVATE
1972
1973 static void __kmp_stg_parse_all_threadprivate(char const *name,
1974 char const *value, void *data) {
1975 __kmp_stg_parse_int(name, value,
1976 __kmp_allThreadsSpecified ? __kmp_max_nth : 1,
1977 __kmp_max_nth, &__kmp_tp_capacity);
1978 } // __kmp_stg_parse_all_threadprivate
1979
1980 static void __kmp_stg_print_all_threadprivate(kmp_str_buf_t *buffer,
1981 char const *name, void *data) {
1982 __kmp_stg_print_int(buffer, name, __kmp_tp_capacity);
1983 }
1984
1985 // -----------------------------------------------------------------------------
1986 // KMP_FOREIGN_THREADS_THREADPRIVATE
1987
1988 static void __kmp_stg_parse_foreign_threads_threadprivate(char const *name,
1989 char const *value,
1990 void *data) {
1991 __kmp_stg_parse_bool(name, value, &__kmp_foreign_tp);
1992 } // __kmp_stg_parse_foreign_threads_threadprivate
1993
1994 static void __kmp_stg_print_foreign_threads_threadprivate(kmp_str_buf_t *buffer,
1995 char const *name,
1996 void *data) {
1997 __kmp_stg_print_bool(buffer, name, __kmp_foreign_tp);
1998 } // __kmp_stg_print_foreign_threads_threadprivate
1999
2000 // -----------------------------------------------------------------------------
2001 // KMP_AFFINITY, GOMP_CPU_AFFINITY, KMP_TOPOLOGY_METHOD
2002
2003 static inline const char *
2004 __kmp_hw_get_core_type_keyword(kmp_hw_core_type_t type) {
2005 switch (type) {
2006 case KMP_HW_CORE_TYPE_UNKNOWN:
2007 return "unknown";
2008 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
2009 case KMP_HW_CORE_TYPE_ATOM:
2010 return "intel_atom";
2011 case KMP_HW_CORE_TYPE_CORE:
2012 return "intel_core";
2013 #endif
2014 }
2015 return "unknown";
2016 }
2017
2018 #if KMP_AFFINITY_SUPPORTED
2019 // Parse the proc id list. Return TRUE if successful, FALSE otherwise.
2020 static int __kmp_parse_affinity_proc_id_list(const char *var, const char *env,
2021 const char **nextEnv,
2022 char **proclist) {
2023 const char *scan = env;
2024 const char *next = scan;
2025 int empty = TRUE;
2026
2027 *proclist = NULL;
2028
2029 for (;;) {
2030 int start, end, stride;
2031
2032 SKIP_WS(scan);
2033 next = scan;
2034 if (*next == '\0') {
2035 break;
2036 }
2037
2038 if (*next == '{') {
2039 int num;
2040 next++; // skip '{'
2041 SKIP_WS(next);
2042 scan = next;
2043
2044 // Read the first integer in the set.
2045 if ((*next < '0') || (*next > '9')) {
2046 KMP_WARNING(AffSyntaxError, var);
2047 return FALSE;
2048 }
2049 SKIP_DIGITS(next);
2050 num = __kmp_str_to_int(scan, *next);
2051 KMP_ASSERT(num >= 0);
2052
2053 for (;;) {
2054 // Check for end of set.
2055 SKIP_WS(next);
2056 if (*next == '}') {
2057 next++; // skip '}'
2058 break;
2059 }
2060
2061 // Skip optional comma.
2062 if (*next == ',') {
2063 next++;
2064 }
2065 SKIP_WS(next);
2066
2067 // Read the next integer in the set.
2068 scan = next;
2069 if ((*next < '0') || (*next > '9')) {
2070 KMP_WARNING(AffSyntaxError, var);
2071 return FALSE;
2072 }
2073
2074 SKIP_DIGITS(next);
2075 num = __kmp_str_to_int(scan, *next);
2076 KMP_ASSERT(num >= 0);
2077 }
2078 empty = FALSE;
2079
2080 SKIP_WS(next);
2081 if (*next == ',') {
2082 next++;
2083 }
2084 scan = next;
2085 continue;
2086 }
2087
2088 // Next character is not an integer => end of list
2089 if ((*next < '0') || (*next > '9')) {
2090 if (empty) {
2091 KMP_WARNING(AffSyntaxError, var);
2092 return FALSE;
2093 }
2094 break;
2095 }
2096
2097 // Read the first integer.
2098 SKIP_DIGITS(next);
2099 start = __kmp_str_to_int(scan, *next);
2100 KMP_ASSERT(start >= 0);
2101 SKIP_WS(next);
2102
2103 // If this isn't a range, then go on.
2104 if (*next != '-') {
2105 empty = FALSE;
2106
2107 // Skip optional comma.
2108 if (*next == ',') {
2109 next++;
2110 }
2111 scan = next;
2112 continue;
2113 }
2114
2115 // This is a range. Skip over the '-' and read in the 2nd int.
2116 next++; // skip '-'
2117 SKIP_WS(next);
2118 scan = next;
2119 if ((*next < '0') || (*next > '9')) {
2120 KMP_WARNING(AffSyntaxError, var);
2121 return FALSE;
2122 }
2123 SKIP_DIGITS(next);
2124 end = __kmp_str_to_int(scan, *next);
2125 KMP_ASSERT(end >= 0);
2126
2127 // Check for a stride parameter
2128 stride = 1;
2129 SKIP_WS(next);
2130 if (*next == ':') {
2131 // A stride is specified. Skip over the ':" and read the 3rd int.
2132 int sign = +1;
2133 next++; // skip ':'
2134 SKIP_WS(next);
2135 scan = next;
2136 if (*next == '-') {
2137 sign = -1;
2138 next++;
2139 SKIP_WS(next);
2140 scan = next;
2141 }
2142 if ((*next < '0') || (*next > '9')) {
2143 KMP_WARNING(AffSyntaxError, var);
2144 return FALSE;
2145 }
2146 SKIP_DIGITS(next);
2147 stride = __kmp_str_to_int(scan, *next);
2148 KMP_ASSERT(stride >= 0);
2149 stride *= sign;
2150 }
2151
2152 // Do some range checks.
2153 if (stride == 0) {
2154 KMP_WARNING(AffZeroStride, var);
2155 return FALSE;
2156 }
2157 if (stride > 0) {
2158 if (start > end) {
2159 KMP_WARNING(AffStartGreaterEnd, var, start, end);
2160 return FALSE;
2161 }
2162 } else {
2163 if (start < end) {
2164 KMP_WARNING(AffStrideLessZero, var, start, end);
2165 return FALSE;
2166 }
2167 }
2168 if ((end - start) / stride > 65536) {
2169 KMP_WARNING(AffRangeTooBig, var, end, start, stride);
2170 return FALSE;
2171 }
2172
2173 empty = FALSE;
2174
2175 // Skip optional comma.
2176 SKIP_WS(next);
2177 if (*next == ',') {
2178 next++;
2179 }
2180 scan = next;
2181 }
2182
2183 *nextEnv = next;
2184
2185 {
2186 ptrdiff_t len = next - env;
2187 char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
2188 KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
2189 retlist[len] = '\0';
2190 *proclist = retlist;
2191 }
2192 return TRUE;
2193 }
2194
2195 // If KMP_AFFINITY is specified without a type, then
2196 // __kmp_affinity_notype should point to its setting.
2197 static kmp_setting_t *__kmp_affinity_notype = NULL;
2198
2199 static void __kmp_parse_affinity_env(char const *name, char const *value,
2200 kmp_affinity_t *out_affinity) {
2201 char *buffer = NULL; // Copy of env var value.
2202 char *buf = NULL; // Buffer for strtok_r() function.
2203 char *next = NULL; // end of token / start of next.
2204 const char *start; // start of current token (for err msgs)
2205 int count = 0; // Counter of parsed integer numbers.
2206 int number[2]; // Parsed numbers.
2207
2208 // Guards.
2209 int type = 0;
2210 int proclist = 0;
2211 int verbose = 0;
2212 int warnings = 0;
2213 int respect = 0;
2214 int gran = 0;
2215 int dups = 0;
2216 int reset = 0;
2217 bool set = false;
2218
2219 KMP_ASSERT(value != NULL);
2220
2221 if (TCR_4(__kmp_init_middle)) {
2222 KMP_WARNING(EnvMiddleWarn, name);
2223 __kmp_env_toPrint(name, 0);
2224 return;
2225 }
2226 __kmp_env_toPrint(name, 1);
2227
2228 buffer =
2229 __kmp_str_format("%s", value); // Copy env var to keep original intact.
2230 buf = buffer;
2231 SKIP_WS(buf);
2232
2233 // Helper macros.
2234
2235 // If we see a parse error, emit a warning and scan to the next ",".
2236 //
2237 // FIXME - there's got to be a better way to print an error
2238 // message, hopefully without overwriting peices of buf.
2239 #define EMIT_WARN(skip, errlist) \
2240 { \
2241 char ch; \
2242 if (skip) { \
2243 SKIP_TO(next, ','); \
2244 } \
2245 ch = *next; \
2246 *next = '\0'; \
2247 KMP_WARNING errlist; \
2248 *next = ch; \
2249 if (skip) { \
2250 if (ch == ',') \
2251 next++; \
2252 } \
2253 buf = next; \
2254 }
2255
2256 #define _set_param(_guard, _var, _val) \
2257 { \
2258 if (_guard == 0) { \
2259 _var = _val; \
2260 } else { \
2261 EMIT_WARN(FALSE, (AffParamDefined, name, start)); \
2262 } \
2263 ++_guard; \
2264 }
2265
2266 #define set_type(val) _set_param(type, out_affinity->type, val)
2267 #define set_verbose(val) _set_param(verbose, out_affinity->flags.verbose, val)
2268 #define set_warnings(val) \
2269 _set_param(warnings, out_affinity->flags.warnings, val)
2270 #define set_respect(val) _set_param(respect, out_affinity->flags.respect, val)
2271 #define set_dups(val) _set_param(dups, out_affinity->flags.dups, val)
2272 #define set_proclist(val) _set_param(proclist, out_affinity->proclist, val)
2273 #define set_reset(val) _set_param(reset, out_affinity->flags.reset, val)
2274
2275 #define set_gran(val, levels) \
2276 { \
2277 if (gran == 0) { \
2278 out_affinity->gran = val; \
2279 out_affinity->gran_levels = levels; \
2280 } else { \
2281 EMIT_WARN(FALSE, (AffParamDefined, name, start)); \
2282 } \
2283 ++gran; \
2284 }
2285
2286 KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
2287 (__kmp_nested_proc_bind.used > 0));
2288
2289 while (*buf != '\0') {
2290 start = next = buf;
2291
2292 if (__kmp_match_str("none", buf, CCAST(const char **, &next))) {
2293 set_type(affinity_none);
2294 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2295 buf = next;
2296 } else if (__kmp_match_str("scatter", buf, CCAST(const char **, &next))) {
2297 set_type(affinity_scatter);
2298 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2299 buf = next;
2300 } else if (__kmp_match_str("compact", buf, CCAST(const char **, &next))) {
2301 set_type(affinity_compact);
2302 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2303 buf = next;
2304 } else if (__kmp_match_str("logical", buf, CCAST(const char **, &next))) {
2305 set_type(affinity_logical);
2306 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2307 buf = next;
2308 } else if (__kmp_match_str("physical", buf, CCAST(const char **, &next))) {
2309 set_type(affinity_physical);
2310 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2311 buf = next;
2312 } else if (__kmp_match_str("explicit", buf, CCAST(const char **, &next))) {
2313 set_type(affinity_explicit);
2314 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2315 buf = next;
2316 } else if (__kmp_match_str("balanced", buf, CCAST(const char **, &next))) {
2317 set_type(affinity_balanced);
2318 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2319 buf = next;
2320 } else if (__kmp_match_str("disabled", buf, CCAST(const char **, &next))) {
2321 set_type(affinity_disabled);
2322 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2323 buf = next;
2324 } else if (__kmp_match_str("verbose", buf, CCAST(const char **, &next))) {
2325 set_verbose(TRUE);
2326 buf = next;
2327 } else if (__kmp_match_str("noverbose", buf, CCAST(const char **, &next))) {
2328 set_verbose(FALSE);
2329 buf = next;
2330 } else if (__kmp_match_str("warnings", buf, CCAST(const char **, &next))) {
2331 set_warnings(TRUE);
2332 buf = next;
2333 } else if (__kmp_match_str("nowarnings", buf,
2334 CCAST(const char **, &next))) {
2335 set_warnings(FALSE);
2336 buf = next;
2337 } else if (__kmp_match_str("respect", buf, CCAST(const char **, &next))) {
2338 set_respect(TRUE);
2339 buf = next;
2340 } else if (__kmp_match_str("norespect", buf, CCAST(const char **, &next))) {
2341 set_respect(FALSE);
2342 buf = next;
2343 } else if (__kmp_match_str("reset", buf, CCAST(const char **, &next))) {
2344 set_reset(TRUE);
2345 buf = next;
2346 } else if (__kmp_match_str("noreset", buf, CCAST(const char **, &next))) {
2347 set_reset(FALSE);
2348 buf = next;
2349 } else if (__kmp_match_str("duplicates", buf,
2350 CCAST(const char **, &next)) ||
2351 __kmp_match_str("dups", buf, CCAST(const char **, &next))) {
2352 set_dups(TRUE);
2353 buf = next;
2354 } else if (__kmp_match_str("noduplicates", buf,
2355 CCAST(const char **, &next)) ||
2356 __kmp_match_str("nodups", buf, CCAST(const char **, &next))) {
2357 set_dups(FALSE);
2358 buf = next;
2359 } else if (__kmp_match_str("granularity", buf,
2360 CCAST(const char **, &next)) ||
2361 __kmp_match_str("gran", buf, CCAST(const char **, &next))) {
2362 SKIP_WS(next);
2363 if (*next != '=') {
2364 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2365 continue;
2366 }
2367 next++; // skip '='
2368 SKIP_WS(next);
2369
2370 buf = next;
2371
2372 // Have to try core_type and core_efficiency matches first since "core"
2373 // will register as core granularity with "extra chars"
2374 if (__kmp_match_str("core_type", buf, CCAST(const char **, &next))) {
2375 set_gran(KMP_HW_CORE, -1);
2376 out_affinity->flags.core_types_gran = 1;
2377 buf = next;
2378 set = true;
2379 } else if (__kmp_match_str("core_efficiency", buf,
2380 CCAST(const char **, &next)) ||
2381 __kmp_match_str("core_eff", buf,
2382 CCAST(const char **, &next))) {
2383 set_gran(KMP_HW_CORE, -1);
2384 out_affinity->flags.core_effs_gran = 1;
2385 buf = next;
2386 set = true;
2387 }
2388 if (!set) {
2389 // Try any hardware topology type for granularity
2390 KMP_FOREACH_HW_TYPE(type) {
2391 const char *name = __kmp_hw_get_keyword(type);
2392 if (__kmp_match_str(name, buf, CCAST(const char **, &next))) {
2393 set_gran(type, -1);
2394 buf = next;
2395 set = true;
2396 break;
2397 }
2398 }
2399 }
2400 if (!set) {
2401 // Support older names for different granularity layers
2402 if (__kmp_match_str("fine", buf, CCAST(const char **, &next))) {
2403 set_gran(KMP_HW_THREAD, -1);
2404 buf = next;
2405 set = true;
2406 } else if (__kmp_match_str("package", buf,
2407 CCAST(const char **, &next))) {
2408 set_gran(KMP_HW_SOCKET, -1);
2409 buf = next;
2410 set = true;
2411 } else if (__kmp_match_str("node", buf, CCAST(const char **, &next))) {
2412 set_gran(KMP_HW_NUMA, -1);
2413 buf = next;
2414 set = true;
2415 #if KMP_GROUP_AFFINITY
2416 } else if (__kmp_match_str("group", buf, CCAST(const char **, &next))) {
2417 set_gran(KMP_HW_PROC_GROUP, -1);
2418 buf = next;
2419 set = true;
2420 #endif /* KMP_GROUP AFFINITY */
2421 } else if ((*buf >= '0') && (*buf <= '9')) {
2422 int n;
2423 next = buf;
2424 SKIP_DIGITS(next);
2425 n = __kmp_str_to_int(buf, *next);
2426 KMP_ASSERT(n >= 0);
2427 buf = next;
2428 set_gran(KMP_HW_UNKNOWN, n);
2429 set = true;
2430 } else {
2431 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2432 continue;
2433 }
2434 }
2435 } else if (__kmp_match_str("proclist", buf, CCAST(const char **, &next))) {
2436 char *temp_proclist;
2437
2438 SKIP_WS(next);
2439 if (*next != '=') {
2440 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2441 continue;
2442 }
2443 next++; // skip '='
2444 SKIP_WS(next);
2445 if (*next != '[') {
2446 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2447 continue;
2448 }
2449 next++; // skip '['
2450 buf = next;
2451 if (!__kmp_parse_affinity_proc_id_list(
2452 name, buf, CCAST(const char **, &next), &temp_proclist)) {
2453 // warning already emitted.
2454 SKIP_TO(next, ']');
2455 if (*next == ']')
2456 next++;
2457 SKIP_TO(next, ',');
2458 if (*next == ',')
2459 next++;
2460 buf = next;
2461 continue;
2462 }
2463 if (*next != ']') {
2464 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2465 continue;
2466 }
2467 next++; // skip ']'
2468 set_proclist(temp_proclist);
2469 } else if ((*buf >= '0') && (*buf <= '9')) {
2470 // Parse integer numbers -- permute and offset.
2471 int n;
2472 next = buf;
2473 SKIP_DIGITS(next);
2474 n = __kmp_str_to_int(buf, *next);
2475 KMP_ASSERT(n >= 0);
2476 buf = next;
2477 if (count < 2) {
2478 number[count] = n;
2479 } else {
2480 KMP_WARNING(AffManyParams, name, start);
2481 }
2482 ++count;
2483 } else {
2484 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2485 continue;
2486 }
2487
2488 SKIP_WS(next);
2489 if (*next == ',') {
2490 next++;
2491 SKIP_WS(next);
2492 } else if (*next != '\0') {
2493 const char *temp = next;
2494 EMIT_WARN(TRUE, (ParseExtraCharsWarn, name, temp));
2495 continue;
2496 }
2497 buf = next;
2498 } // while
2499
2500 #undef EMIT_WARN
2501 #undef _set_param
2502 #undef set_type
2503 #undef set_verbose
2504 #undef set_warnings
2505 #undef set_respect
2506 #undef set_granularity
2507 #undef set_reset
2508
2509 __kmp_str_free(&buffer);
2510
2511 if (proclist) {
2512 if (!type) {
2513 KMP_WARNING(AffProcListNoType, name);
2514 out_affinity->type = affinity_explicit;
2515 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2516 } else if (out_affinity->type != affinity_explicit) {
2517 KMP_WARNING(AffProcListNotExplicit, name);
2518 KMP_ASSERT(out_affinity->proclist != NULL);
2519 KMP_INTERNAL_FREE(out_affinity->proclist);
2520 out_affinity->proclist = NULL;
2521 }
2522 }
2523 switch (out_affinity->type) {
2524 case affinity_logical:
2525 case affinity_physical: {
2526 if (count > 0) {
2527 out_affinity->offset = number[0];
2528 }
2529 if (count > 1) {
2530 KMP_WARNING(AffManyParamsForLogic, name, number[1]);
2531 }
2532 } break;
2533 case affinity_balanced: {
2534 if (count > 0) {
2535 out_affinity->compact = number[0];
2536 }
2537 if (count > 1) {
2538 out_affinity->offset = number[1];
2539 }
2540
2541 if (__kmp_affinity.gran == KMP_HW_UNKNOWN) {
2542 int verbose = out_affinity->flags.verbose;
2543 int warnings = out_affinity->flags.warnings;
2544 #if KMP_MIC_SUPPORTED
2545 if (__kmp_mic_type != non_mic) {
2546 if (verbose || warnings) {
2547 KMP_WARNING(AffGranUsing, out_affinity->env_var, "fine");
2548 }
2549 out_affinity->gran = KMP_HW_THREAD;
2550 } else
2551 #endif
2552 {
2553 if (verbose || warnings) {
2554 KMP_WARNING(AffGranUsing, out_affinity->env_var, "core");
2555 }
2556 out_affinity->gran = KMP_HW_CORE;
2557 }
2558 }
2559 } break;
2560 case affinity_scatter:
2561 case affinity_compact: {
2562 if (count > 0) {
2563 out_affinity->compact = number[0];
2564 }
2565 if (count > 1) {
2566 out_affinity->offset = number[1];
2567 }
2568 } break;
2569 case affinity_explicit: {
2570 if (out_affinity->proclist == NULL) {
2571 KMP_WARNING(AffNoProcList, name);
2572 out_affinity->type = affinity_none;
2573 }
2574 if (count > 0) {
2575 KMP_WARNING(AffNoParam, name, "explicit");
2576 }
2577 } break;
2578 case affinity_none: {
2579 if (count > 0) {
2580 KMP_WARNING(AffNoParam, name, "none");
2581 }
2582 } break;
2583 case affinity_disabled: {
2584 if (count > 0) {
2585 KMP_WARNING(AffNoParam, name, "disabled");
2586 }
2587 } break;
2588 case affinity_default: {
2589 if (count > 0) {
2590 KMP_WARNING(AffNoParam, name, "default");
2591 }
2592 } break;
2593 default: {
2594 KMP_ASSERT(0);
2595 }
2596 }
2597 } // __kmp_parse_affinity_env
2598
2599 static void __kmp_stg_parse_affinity(char const *name, char const *value,
2600 void *data) {
2601 kmp_setting_t **rivals = (kmp_setting_t **)data;
2602 int rc;
2603
2604 rc = __kmp_stg_check_rivals(name, value, rivals);
2605 if (rc) {
2606 return;
2607 }
2608
2609 __kmp_parse_affinity_env(name, value, &__kmp_affinity);
2610
2611 } // __kmp_stg_parse_affinity
2612 static void __kmp_stg_parse_hh_affinity(char const *name, char const *value,
2613 void *data) {
2614 __kmp_parse_affinity_env(name, value, &__kmp_hh_affinity);
2615 // Warn about unused parts of hidden helper affinity settings if specified.
2616 if (__kmp_hh_affinity.flags.reset) {
2617 KMP_WARNING(AffInvalidParam, name, "reset");
2618 }
2619 if (__kmp_hh_affinity.flags.respect != affinity_respect_mask_default) {
2620 KMP_WARNING(AffInvalidParam, name, "respect");
2621 }
2622 }
2623
2624 static void __kmp_print_affinity_env(kmp_str_buf_t *buffer, char const *name,
2625 const kmp_affinity_t &affinity) {
2626 bool is_hh_affinity = (&affinity == &__kmp_hh_affinity);
2627 if (__kmp_env_format) {
2628 KMP_STR_BUF_PRINT_NAME_EX(name);
2629 } else {
2630 __kmp_str_buf_print(buffer, " %s='", name);
2631 }
2632 if (affinity.flags.verbose) {
2633 __kmp_str_buf_print(buffer, "%s,", "verbose");
2634 } else {
2635 __kmp_str_buf_print(buffer, "%s,", "noverbose");
2636 }
2637 if (affinity.flags.warnings) {
2638 __kmp_str_buf_print(buffer, "%s,", "warnings");
2639 } else {
2640 __kmp_str_buf_print(buffer, "%s,", "nowarnings");
2641 }
2642 if (KMP_AFFINITY_CAPABLE()) {
2643 // Hidden helper affinity does not affect global reset
2644 // or respect flags. That is still solely controlled by KMP_AFFINITY.
2645 if (!is_hh_affinity) {
2646 if (affinity.flags.respect) {
2647 __kmp_str_buf_print(buffer, "%s,", "respect");
2648 } else {
2649 __kmp_str_buf_print(buffer, "%s,", "norespect");
2650 }
2651 if (affinity.flags.reset) {
2652 __kmp_str_buf_print(buffer, "%s,", "reset");
2653 } else {
2654 __kmp_str_buf_print(buffer, "%s,", "noreset");
2655 }
2656 }
2657 __kmp_str_buf_print(buffer, "granularity=");
2658 if (affinity.flags.core_types_gran)
2659 __kmp_str_buf_print(buffer, "core_type,");
2660 else if (affinity.flags.core_effs_gran) {
2661 __kmp_str_buf_print(buffer, "core_eff,");
2662 } else {
2663 __kmp_str_buf_print(
2664 buffer, "%s,", __kmp_hw_get_keyword(affinity.gran, /*plural=*/false));
2665 }
2666 }
2667 if (!KMP_AFFINITY_CAPABLE()) {
2668 __kmp_str_buf_print(buffer, "%s", "disabled");
2669 } else {
2670 int compact = affinity.compact;
2671 int offset = affinity.offset;
2672 switch (affinity.type) {
2673 case affinity_none:
2674 __kmp_str_buf_print(buffer, "%s", "none");
2675 break;
2676 case affinity_physical:
2677 __kmp_str_buf_print(buffer, "%s,%d", "physical", offset);
2678 break;
2679 case affinity_logical:
2680 __kmp_str_buf_print(buffer, "%s,%d", "logical", offset);
2681 break;
2682 case affinity_compact:
2683 __kmp_str_buf_print(buffer, "%s,%d,%d", "compact", compact, offset);
2684 break;
2685 case affinity_scatter:
2686 __kmp_str_buf_print(buffer, "%s,%d,%d", "scatter", compact, offset);
2687 break;
2688 case affinity_explicit:
2689 __kmp_str_buf_print(buffer, "%s=[%s],%s", "proclist", affinity.proclist,
2690 "explicit");
2691 break;
2692 case affinity_balanced:
2693 __kmp_str_buf_print(buffer, "%s,%d,%d", "balanced", compact, offset);
2694 break;
2695 case affinity_disabled:
2696 __kmp_str_buf_print(buffer, "%s", "disabled");
2697 break;
2698 case affinity_default:
2699 __kmp_str_buf_print(buffer, "%s", "default");
2700 break;
2701 default:
2702 __kmp_str_buf_print(buffer, "%s", "<unknown>");
2703 break;
2704 }
2705 }
2706 __kmp_str_buf_print(buffer, "'\n");
2707 } //__kmp_stg_print_affinity
2708
2709 static void __kmp_stg_print_affinity(kmp_str_buf_t *buffer, char const *name,
2710 void *data) {
2711 __kmp_print_affinity_env(buffer, name, __kmp_affinity);
2712 }
2713 static void __kmp_stg_print_hh_affinity(kmp_str_buf_t *buffer, char const *name,
2714 void *data) {
2715 __kmp_print_affinity_env(buffer, name, __kmp_hh_affinity);
2716 }
2717
2718 #ifdef KMP_GOMP_COMPAT
2719
2720 static void __kmp_stg_parse_gomp_cpu_affinity(char const *name,
2721 char const *value, void *data) {
2722 const char *next = NULL;
2723 char *temp_proclist;
2724 kmp_setting_t **rivals = (kmp_setting_t **)data;
2725 int rc;
2726
2727 rc = __kmp_stg_check_rivals(name, value, rivals);
2728 if (rc) {
2729 return;
2730 }
2731
2732 if (TCR_4(__kmp_init_middle)) {
2733 KMP_WARNING(EnvMiddleWarn, name);
2734 __kmp_env_toPrint(name, 0);
2735 return;
2736 }
2737
2738 __kmp_env_toPrint(name, 1);
2739
2740 if (__kmp_parse_affinity_proc_id_list(name, value, &next, &temp_proclist)) {
2741 SKIP_WS(next);
2742 if (*next == '\0') {
2743 // GOMP_CPU_AFFINITY => granularity=fine,explicit,proclist=...
2744 __kmp_affinity.proclist = temp_proclist;
2745 __kmp_affinity.type = affinity_explicit;
2746 __kmp_affinity.gran = KMP_HW_THREAD;
2747 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2748 } else {
2749 KMP_WARNING(AffSyntaxError, name);
2750 if (temp_proclist != NULL) {
2751 KMP_INTERNAL_FREE((void *)temp_proclist);
2752 }
2753 }
2754 } else {
2755 // Warning already emitted
2756 __kmp_affinity.type = affinity_none;
2757 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2758 }
2759 } // __kmp_stg_parse_gomp_cpu_affinity
2760
2761 #endif /* KMP_GOMP_COMPAT */
2762
2763 /*-----------------------------------------------------------------------------
2764 The OMP_PLACES proc id list parser. Here is the grammar:
2765
2766 place_list := place
2767 place_list := place , place_list
2768 place := num
2769 place := place : num
2770 place := place : num : signed
2771 place := { subplacelist }
2772 place := ! place // (lowest priority)
2773 subplace_list := subplace
2774 subplace_list := subplace , subplace_list
2775 subplace := num
2776 subplace := num : num
2777 subplace := num : num : signed
2778 signed := num
2779 signed := + signed
2780 signed := - signed
2781 -----------------------------------------------------------------------------*/
2782
2783 // Return TRUE if successful parse, FALSE otherwise
2784 static int __kmp_parse_subplace_list(const char *var, const char **scan) {
2785 const char *next;
2786
2787 for (;;) {
2788 int start, count, stride;
2789
2790 //
2791 // Read in the starting proc id
2792 //
2793 SKIP_WS(*scan);
2794 if ((**scan < '0') || (**scan > '9')) {
2795 return FALSE;
2796 }
2797 next = *scan;
2798 SKIP_DIGITS(next);
2799 start = __kmp_str_to_int(*scan, *next);
2800 KMP_ASSERT(start >= 0);
2801 *scan = next;
2802
2803 // valid follow sets are ',' ':' and '}'
2804 SKIP_WS(*scan);
2805 if (**scan == '}') {
2806 break;
2807 }
2808 if (**scan == ',') {
2809 (*scan)++; // skip ','
2810 continue;
2811 }
2812 if (**scan != ':') {
2813 return FALSE;
2814 }
2815 (*scan)++; // skip ':'
2816
2817 // Read count parameter
2818 SKIP_WS(*scan);
2819 if ((**scan < '0') || (**scan > '9')) {
2820 return FALSE;
2821 }
2822 next = *scan;
2823 SKIP_DIGITS(next);
2824 count = __kmp_str_to_int(*scan, *next);
2825 KMP_ASSERT(count >= 0);
2826 *scan = next;
2827
2828 // valid follow sets are ',' ':' and '}'
2829 SKIP_WS(*scan);
2830 if (**scan == '}') {
2831 break;
2832 }
2833 if (**scan == ',') {
2834 (*scan)++; // skip ','
2835 continue;
2836 }
2837 if (**scan != ':') {
2838 return FALSE;
2839 }
2840 (*scan)++; // skip ':'
2841
2842 // Read stride parameter
2843 int sign = +1;
2844 for (;;) {
2845 SKIP_WS(*scan);
2846 if (**scan == '+') {
2847 (*scan)++; // skip '+'
2848 continue;
2849 }
2850 if (**scan == '-') {
2851 sign *= -1;
2852 (*scan)++; // skip '-'
2853 continue;
2854 }
2855 break;
2856 }
2857 SKIP_WS(*scan);
2858 if ((**scan < '0') || (**scan > '9')) {
2859 return FALSE;
2860 }
2861 next = *scan;
2862 SKIP_DIGITS(next);
2863 stride = __kmp_str_to_int(*scan, *next);
2864 KMP_ASSERT(stride >= 0);
2865 *scan = next;
2866 stride *= sign;
2867
2868 // valid follow sets are ',' and '}'
2869 SKIP_WS(*scan);
2870 if (**scan == '}') {
2871 break;
2872 }
2873 if (**scan == ',') {
2874 (*scan)++; // skip ','
2875 continue;
2876 }
2877 return FALSE;
2878 }
2879 return TRUE;
2880 }
2881
2882 // Return TRUE if successful parse, FALSE otherwise
2883 static int __kmp_parse_place(const char *var, const char **scan) {
2884 const char *next;
2885
2886 // valid follow sets are '{' '!' and num
2887 SKIP_WS(*scan);
2888 if (**scan == '{') {
2889 (*scan)++; // skip '{'
2890 if (!__kmp_parse_subplace_list(var, scan)) {
2891 return FALSE;
2892 }
2893 if (**scan != '}') {
2894 return FALSE;
2895 }
2896 (*scan)++; // skip '}'
2897 } else if (**scan == '!') {
2898 (*scan)++; // skip '!'
2899 return __kmp_parse_place(var, scan); //'!' has lower precedence than ':'
2900 } else if ((**scan >= '0') && (**scan <= '9')) {
2901 next = *scan;
2902 SKIP_DIGITS(next);
2903 int proc = __kmp_str_to_int(*scan, *next);
2904 KMP_ASSERT(proc >= 0);
2905 *scan = next;
2906 } else {
2907 return FALSE;
2908 }
2909 return TRUE;
2910 }
2911
2912 // Return TRUE if successful parse, FALSE otherwise
2913 static int __kmp_parse_place_list(const char *var, const char *env,
2914 char **place_list) {
2915 const char *scan = env;
2916 const char *next = scan;
2917
2918 for (;;) {
2919 int count, stride;
2920
2921 if (!__kmp_parse_place(var, &scan)) {
2922 return FALSE;
2923 }
2924
2925 // valid follow sets are ',' ':' and EOL
2926 SKIP_WS(scan);
2927 if (*scan == '\0') {
2928 break;
2929 }
2930 if (*scan == ',') {
2931 scan++; // skip ','
2932 continue;
2933 }
2934 if (*scan != ':') {
2935 return FALSE;
2936 }
2937 scan++; // skip ':'
2938
2939 // Read count parameter
2940 SKIP_WS(scan);
2941 if ((*scan < '0') || (*scan > '9')) {
2942 return FALSE;
2943 }
2944 next = scan;
2945 SKIP_DIGITS(next);
2946 count = __kmp_str_to_int(scan, *next);
2947 KMP_ASSERT(count >= 0);
2948 scan = next;
2949
2950 // valid follow sets are ',' ':' and EOL
2951 SKIP_WS(scan);
2952 if (*scan == '\0') {
2953 break;
2954 }
2955 if (*scan == ',') {
2956 scan++; // skip ','
2957 continue;
2958 }
2959 if (*scan != ':') {
2960 return FALSE;
2961 }
2962 scan++; // skip ':'
2963
2964 // Read stride parameter
2965 int sign = +1;
2966 for (;;) {
2967 SKIP_WS(scan);
2968 if (*scan == '+') {
2969 scan++; // skip '+'
2970 continue;
2971 }
2972 if (*scan == '-') {
2973 sign *= -1;
2974 scan++; // skip '-'
2975 continue;
2976 }
2977 break;
2978 }
2979 SKIP_WS(scan);
2980 if ((*scan < '0') || (*scan > '9')) {
2981 return FALSE;
2982 }
2983 next = scan;
2984 SKIP_DIGITS(next);
2985 stride = __kmp_str_to_int(scan, *next);
2986 KMP_ASSERT(stride >= 0);
2987 scan = next;
2988 stride *= sign;
2989
2990 // valid follow sets are ',' and EOL
2991 SKIP_WS(scan);
2992 if (*scan == '\0') {
2993 break;
2994 }
2995 if (*scan == ',') {
2996 scan++; // skip ','
2997 continue;
2998 }
2999
3000 return FALSE;
3001 }
3002
3003 {
3004 ptrdiff_t len = scan - env;
3005 char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
3006 KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
3007 retlist[len] = '\0';
3008 *place_list = retlist;
3009 }
3010 return TRUE;
3011 }
3012
3013 static inline void __kmp_places_set(enum affinity_type type, kmp_hw_t kind) {
3014 __kmp_affinity.type = type;
3015 __kmp_affinity.gran = kind;
3016 __kmp_affinity.flags.dups = FALSE;
3017 __kmp_affinity.flags.omp_places = TRUE;
3018 }
3019
3020 static void __kmp_places_syntax_error_fallback(char const *name,
3021 kmp_hw_t kind) {
3022 const char *str = __kmp_hw_get_catalog_string(kind, /*plural=*/true);
3023 KMP_WARNING(SyntaxErrorUsing, name, str);
3024 __kmp_places_set(affinity_compact, kind);
3025 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default)
3026 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
3027 }
3028
3029 static void __kmp_stg_parse_places(char const *name, char const *value,
3030 void *data) {
3031 struct kmp_place_t {
3032 const char *name;
3033 kmp_hw_t type;
3034 };
3035 int count;
3036 bool set = false;
3037 const char *scan = value;
3038 const char *next = scan;
3039 kmp_place_t std_places[] = {{"threads", KMP_HW_THREAD},
3040 {"cores", KMP_HW_CORE},
3041 {"numa_domains", KMP_HW_NUMA},
3042 {"ll_caches", KMP_HW_LLC},
3043 {"sockets", KMP_HW_SOCKET}};
3044 kmp_setting_t **rivals = (kmp_setting_t **)data;
3045 int rc;
3046
3047 rc = __kmp_stg_check_rivals(name, value, rivals);
3048 if (rc) {
3049 return;
3050 }
3051
3052 // Standard choices
3053 for (size_t i = 0; i < sizeof(std_places) / sizeof(std_places[0]); ++i) {
3054 const kmp_place_t &place = std_places[i];
3055 if (__kmp_match_str(place.name, scan, &next)) {
3056 scan = next;
3057 __kmp_places_set(affinity_compact, place.type);
3058 set = true;
3059 // Parse core attribute if it exists
3060 if (KMP_HW_MAX_NUM_CORE_TYPES > 1) {
3061 SKIP_WS(scan);
3062 if (*scan == ':') {
3063 if (place.type != KMP_HW_CORE) {
3064 __kmp_places_syntax_error_fallback(name, place.type);
3065 return;
3066 }
3067 scan++; // skip ':'
3068 SKIP_WS(scan);
3069 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
3070 if (__kmp_match_str("intel_core", scan, &next)) {
3071 __kmp_affinity.core_attr_gran.core_type = KMP_HW_CORE_TYPE_CORE;
3072 __kmp_affinity.core_attr_gran.valid = 1;
3073 scan = next;
3074 } else if (__kmp_match_str("intel_atom", scan, &next)) {
3075 __kmp_affinity.core_attr_gran.core_type = KMP_HW_CORE_TYPE_ATOM;
3076 __kmp_affinity.core_attr_gran.valid = 1;
3077 scan = next;
3078 } else
3079 #endif
3080 if (__kmp_match_str("eff", scan, &next)) {
3081 int eff;
3082 if (!isdigit(*next)) {
3083 __kmp_places_syntax_error_fallback(name, place.type);
3084 return;
3085 }
3086 scan = next;
3087 SKIP_DIGITS(next);
3088 eff = __kmp_str_to_int(scan, *next);
3089 if (eff < 0) {
3090 __kmp_places_syntax_error_fallback(name, place.type);
3091 return;
3092 }
3093 if (eff >= KMP_HW_MAX_NUM_CORE_EFFS)
3094 eff = KMP_HW_MAX_NUM_CORE_EFFS - 1;
3095 __kmp_affinity.core_attr_gran.core_eff = eff;
3096 __kmp_affinity.core_attr_gran.valid = 1;
3097 scan = next;
3098 }
3099 if (!__kmp_affinity.core_attr_gran.valid) {
3100 __kmp_places_syntax_error_fallback(name, place.type);
3101 return;
3102 }
3103 }
3104 }
3105 break;
3106 }
3107 }
3108 // Implementation choices for OMP_PLACES based on internal types
3109 if (!set) {
3110 KMP_FOREACH_HW_TYPE(type) {
3111 const char *name = __kmp_hw_get_keyword(type, true);
3112 if (__kmp_match_str("unknowns", scan, &next))
3113 continue;
3114 if (__kmp_match_str(name, scan, &next)) {
3115 scan = next;
3116 __kmp_places_set(affinity_compact, type);
3117 set = true;
3118 break;
3119 }
3120 }
3121 }
3122 // Implementation choices for OMP_PLACES based on core attributes
3123 if (!set) {
3124 if (__kmp_match_str("core_types", scan, &next)) {
3125 scan = next;
3126 if (*scan != '\0') {
3127 KMP_WARNING(ParseExtraCharsWarn, name, scan);
3128 }
3129 __kmp_places_set(affinity_compact, KMP_HW_CORE);
3130 __kmp_affinity.flags.core_types_gran = 1;
3131 set = true;
3132 } else if (__kmp_match_str("core_effs", scan, &next) ||
3133 __kmp_match_str("core_efficiencies", scan, &next)) {
3134 scan = next;
3135 if (*scan != '\0') {
3136 KMP_WARNING(ParseExtraCharsWarn, name, scan);
3137 }
3138 __kmp_places_set(affinity_compact, KMP_HW_CORE);
3139 __kmp_affinity.flags.core_effs_gran = 1;
3140 set = true;
3141 }
3142 }
3143 // Explicit place list
3144 if (!set) {
3145 if (__kmp_affinity.proclist != NULL) {
3146 KMP_INTERNAL_FREE((void *)__kmp_affinity.proclist);
3147 __kmp_affinity.proclist = NULL;
3148 }
3149 if (__kmp_parse_place_list(name, value, &__kmp_affinity.proclist)) {
3150 __kmp_places_set(affinity_explicit, KMP_HW_THREAD);
3151 } else {
3152 // Syntax error fallback
3153 __kmp_places_syntax_error_fallback(name, KMP_HW_CORE);
3154 }
3155 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
3156 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
3157 }
3158 return;
3159 }
3160
3161 kmp_hw_t gran = __kmp_affinity.gran;
3162 if (__kmp_affinity.gran != KMP_HW_UNKNOWN) {
3163 gran = __kmp_affinity.gran;
3164 } else {
3165 gran = KMP_HW_CORE;
3166 }
3167
3168 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
3169 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
3170 }
3171
3172 SKIP_WS(scan);
3173 if (*scan == '\0') {
3174 return;
3175 }
3176
3177 // Parse option count parameter in parentheses
3178 if (*scan != '(') {
3179 __kmp_places_syntax_error_fallback(name, gran);
3180 return;
3181 }
3182 scan++; // skip '('
3183
3184 SKIP_WS(scan);
3185 next = scan;
3186 SKIP_DIGITS(next);
3187 count = __kmp_str_to_int(scan, *next);
3188 KMP_ASSERT(count >= 0);
3189 scan = next;
3190
3191 SKIP_WS(scan);
3192 if (*scan != ')') {
3193 __kmp_places_syntax_error_fallback(name, gran);
3194 return;
3195 }
3196 scan++; // skip ')'
3197
3198 SKIP_WS(scan);
3199 if (*scan != '\0') {
3200 KMP_WARNING(ParseExtraCharsWarn, name, scan);
3201 }
3202 __kmp_affinity_num_places = count;
3203 }
3204
3205 static void __kmp_stg_print_places(kmp_str_buf_t *buffer, char const *name,
3206 void *data) {
3207 enum affinity_type type = __kmp_affinity.type;
3208 const char *proclist = __kmp_affinity.proclist;
3209 kmp_hw_t gran = __kmp_affinity.gran;
3210
3211 if (__kmp_env_format) {
3212 KMP_STR_BUF_PRINT_NAME;
3213 } else {
3214 __kmp_str_buf_print(buffer, " %s", name);
3215 }
3216 if ((__kmp_nested_proc_bind.used == 0) ||
3217 (__kmp_nested_proc_bind.bind_types == NULL) ||
3218 (__kmp_nested_proc_bind.bind_types[0] == proc_bind_false)) {
3219 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3220 } else if (type == affinity_explicit) {
3221 if (proclist != NULL) {
3222 __kmp_str_buf_print(buffer, "='%s'\n", proclist);
3223 } else {
3224 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3225 }
3226 } else if (type == affinity_compact) {
3227 int num;
3228 if (__kmp_affinity.num_masks > 0) {
3229 num = __kmp_affinity.num_masks;
3230 } else if (__kmp_affinity_num_places > 0) {
3231 num = __kmp_affinity_num_places;
3232 } else {
3233 num = 0;
3234 }
3235 if (gran != KMP_HW_UNKNOWN) {
3236 // If core_types or core_effs, just print and return
3237 if (__kmp_affinity.flags.core_types_gran) {
3238 __kmp_str_buf_print(buffer, "='%s'\n", "core_types");
3239 return;
3240 }
3241 if (__kmp_affinity.flags.core_effs_gran) {
3242 __kmp_str_buf_print(buffer, "='%s'\n", "core_effs");
3243 return;
3244 }
3245
3246 // threads, cores, sockets, cores:<attribute>, etc.
3247 const char *name = __kmp_hw_get_keyword(gran, true);
3248 __kmp_str_buf_print(buffer, "='%s", name);
3249
3250 // Add core attributes if it exists
3251 if (__kmp_affinity.core_attr_gran.valid) {
3252 kmp_hw_core_type_t ct =
3253 (kmp_hw_core_type_t)__kmp_affinity.core_attr_gran.core_type;
3254 int eff = __kmp_affinity.core_attr_gran.core_eff;
3255 if (ct != KMP_HW_CORE_TYPE_UNKNOWN) {
3256 const char *ct_name = __kmp_hw_get_core_type_keyword(ct);
3257 __kmp_str_buf_print(buffer, ":%s", name, ct_name);
3258 } else if (eff >= 0 && eff < KMP_HW_MAX_NUM_CORE_EFFS) {
3259 __kmp_str_buf_print(buffer, ":eff%d", name, eff);
3260 }
3261 }
3262
3263 // Add the '(#)' part if it exists
3264 if (num > 0)
3265 __kmp_str_buf_print(buffer, "(%d)", num);
3266 __kmp_str_buf_print(buffer, "'\n");
3267 } else {
3268 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3269 }
3270 } else {
3271 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3272 }
3273 }
3274
3275 static void __kmp_stg_parse_topology_method(char const *name, char const *value,
3276 void *data) {
3277 if (__kmp_str_match("all", 1, value)) {
3278 __kmp_affinity_top_method = affinity_top_method_all;
3279 }
3280 #if KMP_USE_HWLOC
3281 else if (__kmp_str_match("hwloc", 1, value)) {
3282 __kmp_affinity_top_method = affinity_top_method_hwloc;
3283 }
3284 #endif
3285 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
3286 else if (__kmp_str_match("cpuid_leaf31", 12, value) ||
3287 __kmp_str_match("cpuid 1f", 8, value) ||
3288 __kmp_str_match("cpuid 31", 8, value) ||
3289 __kmp_str_match("cpuid1f", 7, value) ||
3290 __kmp_str_match("cpuid31", 7, value) ||
3291 __kmp_str_match("leaf 1f", 7, value) ||
3292 __kmp_str_match("leaf 31", 7, value) ||
3293 __kmp_str_match("leaf1f", 6, value) ||
3294 __kmp_str_match("leaf31", 6, value)) {
3295 __kmp_affinity_top_method = affinity_top_method_x2apicid_1f;
3296 } else if (__kmp_str_match("x2apic id", 9, value) ||
3297 __kmp_str_match("x2apic_id", 9, value) ||
3298 __kmp_str_match("x2apic-id", 9, value) ||
3299 __kmp_str_match("x2apicid", 8, value) ||
3300 __kmp_str_match("cpuid leaf 11", 13, value) ||
3301 __kmp_str_match("cpuid_leaf_11", 13, value) ||
3302 __kmp_str_match("cpuid-leaf-11", 13, value) ||
3303 __kmp_str_match("cpuid leaf11", 12, value) ||
3304 __kmp_str_match("cpuid_leaf11", 12, value) ||
3305 __kmp_str_match("cpuid-leaf11", 12, value) ||
3306 __kmp_str_match("cpuidleaf 11", 12, value) ||
3307 __kmp_str_match("cpuidleaf_11", 12, value) ||
3308 __kmp_str_match("cpuidleaf-11", 12, value) ||
3309 __kmp_str_match("cpuidleaf11", 11, value) ||
3310 __kmp_str_match("cpuid 11", 8, value) ||
3311 __kmp_str_match("cpuid_11", 8, value) ||
3312 __kmp_str_match("cpuid-11", 8, value) ||
3313 __kmp_str_match("cpuid11", 7, value) ||
3314 __kmp_str_match("leaf 11", 7, value) ||
3315 __kmp_str_match("leaf_11", 7, value) ||
3316 __kmp_str_match("leaf-11", 7, value) ||
3317 __kmp_str_match("leaf11", 6, value)) {
3318 __kmp_affinity_top_method = affinity_top_method_x2apicid;
3319 } else if (__kmp_str_match("apic id", 7, value) ||
3320 __kmp_str_match("apic_id", 7, value) ||
3321 __kmp_str_match("apic-id", 7, value) ||
3322 __kmp_str_match("apicid", 6, value) ||
3323 __kmp_str_match("cpuid leaf 4", 12, value) ||
3324 __kmp_str_match("cpuid_leaf_4", 12, value) ||
3325 __kmp_str_match("cpuid-leaf-4", 12, value) ||
3326 __kmp_str_match("cpuid leaf4", 11, value) ||
3327 __kmp_str_match("cpuid_leaf4", 11, value) ||
3328 __kmp_str_match("cpuid-leaf4", 11, value) ||
3329 __kmp_str_match("cpuidleaf 4", 11, value) ||
3330 __kmp_str_match("cpuidleaf_4", 11, value) ||
3331 __kmp_str_match("cpuidleaf-4", 11, value) ||
3332 __kmp_str_match("cpuidleaf4", 10, value) ||
3333 __kmp_str_match("cpuid 4", 7, value) ||
3334 __kmp_str_match("cpuid_4", 7, value) ||
3335 __kmp_str_match("cpuid-4", 7, value) ||
3336 __kmp_str_match("cpuid4", 6, value) ||
3337 __kmp_str_match("leaf 4", 6, value) ||
3338 __kmp_str_match("leaf_4", 6, value) ||
3339 __kmp_str_match("leaf-4", 6, value) ||
3340 __kmp_str_match("leaf4", 5, value)) {
3341 __kmp_affinity_top_method = affinity_top_method_apicid;
3342 }
3343 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3344 else if (__kmp_str_match("/proc/cpuinfo", 2, value) ||
3345 __kmp_str_match("cpuinfo", 5, value)) {
3346 __kmp_affinity_top_method = affinity_top_method_cpuinfo;
3347 }
3348 #if KMP_GROUP_AFFINITY
3349 else if (__kmp_str_match("group", 1, value)) {
3350 KMP_WARNING(StgDeprecatedValue, name, value, "all");
3351 __kmp_affinity_top_method = affinity_top_method_group;
3352 }
3353 #endif /* KMP_GROUP_AFFINITY */
3354 else if (__kmp_str_match("flat", 1, value)) {
3355 __kmp_affinity_top_method = affinity_top_method_flat;
3356 } else {
3357 KMP_WARNING(StgInvalidValue, name, value);
3358 }
3359 } // __kmp_stg_parse_topology_method
3360
3361 static void __kmp_stg_print_topology_method(kmp_str_buf_t *buffer,
3362 char const *name, void *data) {
3363 char const *value = NULL;
3364
3365 switch (__kmp_affinity_top_method) {
3366 case affinity_top_method_default:
3367 value = "default";
3368 break;
3369
3370 case affinity_top_method_all:
3371 value = "all";
3372 break;
3373
3374 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
3375 case affinity_top_method_x2apicid_1f:
3376 value = "x2APIC id leaf 0x1f";
3377 break;
3378
3379 case affinity_top_method_x2apicid:
3380 value = "x2APIC id leaf 0xb";
3381 break;
3382
3383 case affinity_top_method_apicid:
3384 value = "APIC id";
3385 break;
3386 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3387
3388 #if KMP_USE_HWLOC
3389 case affinity_top_method_hwloc:
3390 value = "hwloc";
3391 break;
3392 #endif
3393
3394 case affinity_top_method_cpuinfo:
3395 value = "cpuinfo";
3396 break;
3397
3398 #if KMP_GROUP_AFFINITY
3399 case affinity_top_method_group:
3400 value = "group";
3401 break;
3402 #endif /* KMP_GROUP_AFFINITY */
3403
3404 case affinity_top_method_flat:
3405 value = "flat";
3406 break;
3407 }
3408
3409 if (value != NULL) {
3410 __kmp_stg_print_str(buffer, name, value);
3411 }
3412 } // __kmp_stg_print_topology_method
3413
3414 // KMP_TEAMS_PROC_BIND
3415 struct kmp_proc_bind_info_t {
3416 const char *name;
3417 kmp_proc_bind_t proc_bind;
3418 };
3419 static kmp_proc_bind_info_t proc_bind_table[] = {
3420 {"spread", proc_bind_spread},
3421 {"true", proc_bind_spread},
3422 {"close", proc_bind_close},
3423 // teams-bind = false means "replicate the primary thread's affinity"
3424 {"false", proc_bind_primary},
3425 {"primary", proc_bind_primary}};
3426 static void __kmp_stg_parse_teams_proc_bind(char const *name, char const *value,
3427 void *data) {
3428 int valid;
3429 const char *end;
3430 valid = 0;
3431 for (size_t i = 0; i < sizeof(proc_bind_table) / sizeof(proc_bind_table[0]);
3432 ++i) {
3433 if (__kmp_match_str(proc_bind_table[i].name, value, &end)) {
3434 __kmp_teams_proc_bind = proc_bind_table[i].proc_bind;
3435 valid = 1;
3436 break;
3437 }
3438 }
3439 if (!valid) {
3440 KMP_WARNING(StgInvalidValue, name, value);
3441 }
3442 }
3443 static void __kmp_stg_print_teams_proc_bind(kmp_str_buf_t *buffer,
3444 char const *name, void *data) {
3445 const char *value = KMP_I18N_STR(NotDefined);
3446 for (size_t i = 0; i < sizeof(proc_bind_table) / sizeof(proc_bind_table[0]);
3447 ++i) {
3448 if (__kmp_teams_proc_bind == proc_bind_table[i].proc_bind) {
3449 value = proc_bind_table[i].name;
3450 break;
3451 }
3452 }
3453 __kmp_stg_print_str(buffer, name, value);
3454 }
3455 #endif /* KMP_AFFINITY_SUPPORTED */
3456
3457 // OMP_PROC_BIND / bind-var is functional on all 4.0 builds, including OS X*
3458 // OMP_PLACES / place-partition-var is not.
3459 static void __kmp_stg_parse_proc_bind(char const *name, char const *value,
3460 void *data) {
3461 kmp_setting_t **rivals = (kmp_setting_t **)data;
3462 int rc;
3463
3464 rc = __kmp_stg_check_rivals(name, value, rivals);
3465 if (rc) {
3466 return;
3467 }
3468
3469 // In OMP 4.0 OMP_PROC_BIND is a vector of proc_bind types.
3470 KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
3471 (__kmp_nested_proc_bind.used > 0));
3472
3473 const char *buf = value;
3474 const char *next;
3475 int num;
3476 SKIP_WS(buf);
3477 if ((*buf >= '0') && (*buf <= '9')) {
3478 next = buf;
3479 SKIP_DIGITS(next);
3480 num = __kmp_str_to_int(buf, *next);
3481 KMP_ASSERT(num >= 0);
3482 buf = next;
3483 SKIP_WS(buf);
3484 } else {
3485 num = -1;
3486 }
3487
3488 next = buf;
3489 if (__kmp_match_str("disabled", buf, &next)) {
3490 buf = next;
3491 SKIP_WS(buf);
3492 #if KMP_AFFINITY_SUPPORTED
3493 __kmp_affinity.type = affinity_disabled;
3494 #endif /* KMP_AFFINITY_SUPPORTED */
3495 __kmp_nested_proc_bind.used = 1;
3496 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3497 } else if ((num == (int)proc_bind_false) ||
3498 __kmp_match_str("false", buf, &next)) {
3499 buf = next;
3500 SKIP_WS(buf);
3501 #if KMP_AFFINITY_SUPPORTED
3502 __kmp_affinity.type = affinity_none;
3503 #endif /* KMP_AFFINITY_SUPPORTED */
3504 __kmp_nested_proc_bind.used = 1;
3505 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3506 } else if ((num == (int)proc_bind_true) ||
3507 __kmp_match_str("true", buf, &next)) {
3508 buf = next;
3509 SKIP_WS(buf);
3510 __kmp_nested_proc_bind.used = 1;
3511 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
3512 } else {
3513 // Count the number of values in the env var string
3514 const char *scan;
3515 int nelem = 1;
3516 for (scan = buf; *scan != '\0'; scan++) {
3517 if (*scan == ',') {
3518 nelem++;
3519 }
3520 }
3521
3522 // Create / expand the nested proc_bind array as needed
3523 if (__kmp_nested_proc_bind.size < nelem) {
3524 __kmp_nested_proc_bind.bind_types =
3525 (kmp_proc_bind_t *)KMP_INTERNAL_REALLOC(
3526 __kmp_nested_proc_bind.bind_types,
3527 sizeof(kmp_proc_bind_t) * nelem);
3528 if (__kmp_nested_proc_bind.bind_types == NULL) {
3529 KMP_FATAL(MemoryAllocFailed);
3530 }
3531 __kmp_nested_proc_bind.size = nelem;
3532 }
3533 __kmp_nested_proc_bind.used = nelem;
3534
3535 if (nelem > 1 && !__kmp_dflt_max_active_levels_set)
3536 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
3537
3538 // Save values in the nested proc_bind array
3539 int i = 0;
3540 for (;;) {
3541 enum kmp_proc_bind_t bind;
3542
3543 if ((num == (int)proc_bind_primary) ||
3544 __kmp_match_str("master", buf, &next) ||
3545 __kmp_match_str("primary", buf, &next)) {
3546 buf = next;
3547 SKIP_WS(buf);
3548 bind = proc_bind_primary;
3549 } else if ((num == (int)proc_bind_close) ||
3550 __kmp_match_str("close", buf, &next)) {
3551 buf = next;
3552 SKIP_WS(buf);
3553 bind = proc_bind_close;
3554 } else if ((num == (int)proc_bind_spread) ||
3555 __kmp_match_str("spread", buf, &next)) {
3556 buf = next;
3557 SKIP_WS(buf);
3558 bind = proc_bind_spread;
3559 } else {
3560 KMP_WARNING(StgInvalidValue, name, value);
3561 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3562 __kmp_nested_proc_bind.used = 1;
3563 return;
3564 }
3565
3566 __kmp_nested_proc_bind.bind_types[i++] = bind;
3567 if (i >= nelem) {
3568 break;
3569 }
3570 KMP_DEBUG_ASSERT(*buf == ',');
3571 buf++;
3572 SKIP_WS(buf);
3573
3574 // Read next value if it was specified as an integer
3575 if ((*buf >= '0') && (*buf <= '9')) {
3576 next = buf;
3577 SKIP_DIGITS(next);
3578 num = __kmp_str_to_int(buf, *next);
3579 KMP_ASSERT(num >= 0);
3580 buf = next;
3581 SKIP_WS(buf);
3582 } else {
3583 num = -1;
3584 }
3585 }
3586 SKIP_WS(buf);
3587 }
3588 if (*buf != '\0') {
3589 KMP_WARNING(ParseExtraCharsWarn, name, buf);
3590 }
3591 }
3592
3593 static void __kmp_stg_print_proc_bind(kmp_str_buf_t *buffer, char const *name,
3594 void *data) {
3595 int nelem = __kmp_nested_proc_bind.used;
3596 if (__kmp_env_format) {
3597 KMP_STR_BUF_PRINT_NAME;
3598 } else {
3599 __kmp_str_buf_print(buffer, " %s", name);
3600 }
3601 if (nelem == 0) {
3602 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3603 } else {
3604 int i;
3605 __kmp_str_buf_print(buffer, "='", name);
3606 for (i = 0; i < nelem; i++) {
3607 switch (__kmp_nested_proc_bind.bind_types[i]) {
3608 case proc_bind_false:
3609 __kmp_str_buf_print(buffer, "false");
3610 break;
3611
3612 case proc_bind_true:
3613 __kmp_str_buf_print(buffer, "true");
3614 break;
3615
3616 case proc_bind_primary:
3617 __kmp_str_buf_print(buffer, "primary");
3618 break;
3619
3620 case proc_bind_close:
3621 __kmp_str_buf_print(buffer, "close");
3622 break;
3623
3624 case proc_bind_spread:
3625 __kmp_str_buf_print(buffer, "spread");
3626 break;
3627
3628 case proc_bind_intel:
3629 __kmp_str_buf_print(buffer, "intel");
3630 break;
3631
3632 case proc_bind_default:
3633 __kmp_str_buf_print(buffer, "default");
3634 break;
3635 }
3636 if (i < nelem - 1) {
3637 __kmp_str_buf_print(buffer, ",");
3638 }
3639 }
3640 __kmp_str_buf_print(buffer, "'\n");
3641 }
3642 }
3643
3644 static void __kmp_stg_parse_display_affinity(char const *name,
3645 char const *value, void *data) {
3646 __kmp_stg_parse_bool(name, value, &__kmp_display_affinity);
3647 }
3648 static void __kmp_stg_print_display_affinity(kmp_str_buf_t *buffer,
3649 char const *name, void *data) {
3650 __kmp_stg_print_bool(buffer, name, __kmp_display_affinity);
3651 }
3652 static void __kmp_stg_parse_affinity_format(char const *name, char const *value,
3653 void *data) {
3654 size_t length = KMP_STRLEN(value);
3655 __kmp_strncpy_truncate(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, value,
3656 length);
3657 }
3658 static void __kmp_stg_print_affinity_format(kmp_str_buf_t *buffer,
3659 char const *name, void *data) {
3660 if (__kmp_env_format) {
3661 KMP_STR_BUF_PRINT_NAME_EX(name);
3662 } else {
3663 __kmp_str_buf_print(buffer, " %s='", name);
3664 }
3665 __kmp_str_buf_print(buffer, "%s'\n", __kmp_affinity_format);
3666 }
3667
3668 /*-----------------------------------------------------------------------------
3669 OMP_ALLOCATOR sets default allocator. Here is the grammar:
3670
3671 <allocator> |= <predef-allocator> | <predef-mem-space> |
3672 <predef-mem-space>:<traits>
3673 <traits> |= <trait>=<value> | <trait>=<value>,<traits>
3674 <predef-allocator> |= omp_default_mem_alloc | omp_large_cap_mem_alloc |
3675 omp_const_mem_alloc | omp_high_bw_mem_alloc |
3676 omp_low_lat_mem_alloc | omp_cgroup_mem_alloc |
3677 omp_pteam_mem_alloc | omp_thread_mem_alloc
3678 <predef-mem-space> |= omp_default_mem_space | omp_large_cap_mem_space |
3679 omp_const_mem_space | omp_high_bw_mem_space |
3680 omp_low_lat_mem_space
3681 <trait> |= sync_hint | alignment | access | pool_size | fallback |
3682 fb_data | pinned | partition
3683 <value> |= one of the allowed values of trait |
3684 non-negative integer | <predef-allocator>
3685 -----------------------------------------------------------------------------*/
3686
3687 static void __kmp_stg_parse_allocator(char const *name, char const *value,
3688 void *data) {
3689 const char *buf = value;
3690 const char *next, *scan, *start;
3691 char *key;
3692 omp_allocator_handle_t al;
3693 omp_memspace_handle_t ms = omp_default_mem_space;
3694 bool is_memspace = false;
3695 int ntraits = 0, count = 0;
3696
3697 SKIP_WS(buf);
3698 next = buf;
3699 const char *delim = strchr(buf, ':');
3700 const char *predef_mem_space = strstr(buf, "mem_space");
3701
3702 bool is_memalloc = (!predef_mem_space && !delim) ? true : false;
3703
3704 // Count the number of traits in the env var string
3705 if (delim) {
3706 ntraits = 1;
3707 for (scan = buf; *scan != '\0'; scan++) {
3708 if (*scan == ',')
3709 ntraits++;
3710 }
3711 }
3712 omp_alloctrait_t *traits =
3713 (omp_alloctrait_t *)KMP_ALLOCA(ntraits * sizeof(omp_alloctrait_t));
3714
3715 // Helper macros
3716 #define IS_POWER_OF_TWO(n) (((n) & ((n)-1)) == 0)
3717
3718 #define GET_NEXT(sentinel) \
3719 { \
3720 SKIP_WS(next); \
3721 if (*next == sentinel) \
3722 next++; \
3723 SKIP_WS(next); \
3724 scan = next; \
3725 }
3726
3727 #define SKIP_PAIR(key) \
3728 { \
3729 char const str_delimiter[] = {',', 0}; \
3730 char *value = __kmp_str_token(CCAST(char *, scan), str_delimiter, \
3731 CCAST(char **, &next)); \
3732 KMP_WARNING(StgInvalidValue, key, value); \
3733 ntraits--; \
3734 SKIP_WS(next); \
3735 scan = next; \
3736 }
3737
3738 #define SET_KEY() \
3739 { \
3740 char const str_delimiter[] = {'=', 0}; \
3741 key = __kmp_str_token(CCAST(char *, start), str_delimiter, \
3742 CCAST(char **, &next)); \
3743 scan = next; \
3744 }
3745
3746 scan = next;
3747 while (*next != '\0') {
3748 if (is_memalloc ||
3749 __kmp_match_str("fb_data", scan, &next)) { // allocator check
3750 start = scan;
3751 GET_NEXT('=');
3752 // check HBW and LCAP first as the only non-default supported
3753 if (__kmp_match_str("omp_high_bw_mem_alloc", scan, &next)) {
3754 SKIP_WS(next);
3755 if (is_memalloc) {
3756 if (__kmp_memkind_available) {
3757 __kmp_def_allocator = omp_high_bw_mem_alloc;
3758 return;
3759 } else {
3760 KMP_WARNING(OmpNoAllocator, "omp_high_bw_mem_alloc");
3761 }
3762 } else {
3763 traits[count].key = omp_atk_fb_data;
3764 traits[count].value = RCAST(omp_uintptr_t, omp_high_bw_mem_alloc);
3765 }
3766 } else if (__kmp_match_str("omp_large_cap_mem_alloc", scan, &next)) {
3767 SKIP_WS(next);
3768 if (is_memalloc) {
3769 if (__kmp_memkind_available) {
3770 __kmp_def_allocator = omp_large_cap_mem_alloc;
3771 return;
3772 } else {
3773 KMP_WARNING(OmpNoAllocator, "omp_large_cap_mem_alloc");
3774 }
3775 } else {
3776 traits[count].key = omp_atk_fb_data;
3777 traits[count].value = RCAST(omp_uintptr_t, omp_large_cap_mem_alloc);
3778 }
3779 } else if (__kmp_match_str("omp_default_mem_alloc", scan, &next)) {
3780 // default requested
3781 SKIP_WS(next);
3782 if (!is_memalloc) {
3783 traits[count].key = omp_atk_fb_data;
3784 traits[count].value = RCAST(omp_uintptr_t, omp_default_mem_alloc);
3785 }
3786 } else if (__kmp_match_str("omp_const_mem_alloc", scan, &next)) {
3787 SKIP_WS(next);
3788 if (is_memalloc) {
3789 KMP_WARNING(OmpNoAllocator, "omp_const_mem_alloc");
3790 } else {
3791 traits[count].key = omp_atk_fb_data;
3792 traits[count].value = RCAST(omp_uintptr_t, omp_const_mem_alloc);
3793 }
3794 } else if (__kmp_match_str("omp_low_lat_mem_alloc", scan, &next)) {
3795 SKIP_WS(next);
3796 if (is_memalloc) {
3797 KMP_WARNING(OmpNoAllocator, "omp_low_lat_mem_alloc");
3798 } else {
3799 traits[count].key = omp_atk_fb_data;
3800 traits[count].value = RCAST(omp_uintptr_t, omp_low_lat_mem_alloc);
3801 }
3802 } else if (__kmp_match_str("omp_cgroup_mem_alloc", scan, &next)) {
3803 SKIP_WS(next);
3804 if (is_memalloc) {
3805 KMP_WARNING(OmpNoAllocator, "omp_cgroup_mem_alloc");
3806 } else {
3807 traits[count].key = omp_atk_fb_data;
3808 traits[count].value = RCAST(omp_uintptr_t, omp_cgroup_mem_alloc);
3809 }
3810 } else if (__kmp_match_str("omp_pteam_mem_alloc", scan, &next)) {
3811 SKIP_WS(next);
3812 if (is_memalloc) {
3813 KMP_WARNING(OmpNoAllocator, "omp_pteam_mem_alloc");
3814 } else {
3815 traits[count].key = omp_atk_fb_data;
3816 traits[count].value = RCAST(omp_uintptr_t, omp_pteam_mem_alloc);
3817 }
3818 } else if (__kmp_match_str("omp_thread_mem_alloc", scan, &next)) {
3819 SKIP_WS(next);
3820 if (is_memalloc) {
3821 KMP_WARNING(OmpNoAllocator, "omp_thread_mem_alloc");
3822 } else {
3823 traits[count].key = omp_atk_fb_data;
3824 traits[count].value = RCAST(omp_uintptr_t, omp_thread_mem_alloc);
3825 }
3826 } else {
3827 if (!is_memalloc) {
3828 SET_KEY();
3829 SKIP_PAIR(key);
3830 continue;
3831 }
3832 }
3833 if (is_memalloc) {
3834 __kmp_def_allocator = omp_default_mem_alloc;
3835 if (next == buf || *next != '\0') {
3836 // either no match or extra symbols present after the matched token
3837 KMP_WARNING(StgInvalidValue, name, value);
3838 }
3839 return;
3840 } else {
3841 ++count;
3842 if (count == ntraits)
3843 break;
3844 GET_NEXT(',');
3845 }
3846 } else { // memspace
3847 if (!is_memspace) {
3848 if (__kmp_match_str("omp_default_mem_space", scan, &next)) {
3849 SKIP_WS(next);
3850 ms = omp_default_mem_space;
3851 } else if (__kmp_match_str("omp_large_cap_mem_space", scan, &next)) {
3852 SKIP_WS(next);
3853 ms = omp_large_cap_mem_space;
3854 } else if (__kmp_match_str("omp_const_mem_space", scan, &next)) {
3855 SKIP_WS(next);
3856 ms = omp_const_mem_space;
3857 } else if (__kmp_match_str("omp_high_bw_mem_space", scan, &next)) {
3858 SKIP_WS(next);
3859 ms = omp_high_bw_mem_space;
3860 } else if (__kmp_match_str("omp_low_lat_mem_space", scan, &next)) {
3861 SKIP_WS(next);
3862 ms = omp_low_lat_mem_space;
3863 } else {
3864 __kmp_def_allocator = omp_default_mem_alloc;
3865 if (next == buf || *next != '\0') {
3866 // either no match or extra symbols present after the matched token
3867 KMP_WARNING(StgInvalidValue, name, value);
3868 }
3869 return;
3870 }
3871 is_memspace = true;
3872 }
3873 if (delim) { // traits
3874 GET_NEXT(':');
3875 start = scan;
3876 if (__kmp_match_str("sync_hint", scan, &next)) {
3877 GET_NEXT('=');
3878 traits[count].key = omp_atk_sync_hint;
3879 if (__kmp_match_str("contended", scan, &next)) {
3880 traits[count].value = omp_atv_contended;
3881 } else if (__kmp_match_str("uncontended", scan, &next)) {
3882 traits[count].value = omp_atv_uncontended;
3883 } else if (__kmp_match_str("serialized", scan, &next)) {
3884 traits[count].value = omp_atv_serialized;
3885 } else if (__kmp_match_str("private", scan, &next)) {
3886 traits[count].value = omp_atv_private;
3887 } else {
3888 SET_KEY();
3889 SKIP_PAIR(key);
3890 continue;
3891 }
3892 } else if (__kmp_match_str("alignment", scan, &next)) {
3893 GET_NEXT('=');
3894 if (!isdigit(*next)) {
3895 SET_KEY();
3896 SKIP_PAIR(key);
3897 continue;
3898 }
3899 SKIP_DIGITS(next);
3900 int n = __kmp_str_to_int(scan, ',');
3901 if (n < 0 || !IS_POWER_OF_TWO(n)) {
3902 SET_KEY();
3903 SKIP_PAIR(key);
3904 continue;
3905 }
3906 traits[count].key = omp_atk_alignment;
3907 traits[count].value = n;
3908 } else if (__kmp_match_str("access", scan, &next)) {
3909 GET_NEXT('=');
3910 traits[count].key = omp_atk_access;
3911 if (__kmp_match_str("all", scan, &next)) {
3912 traits[count].value = omp_atv_all;
3913 } else if (__kmp_match_str("cgroup", scan, &next)) {
3914 traits[count].value = omp_atv_cgroup;
3915 } else if (__kmp_match_str("pteam", scan, &next)) {
3916 traits[count].value = omp_atv_pteam;
3917 } else if (__kmp_match_str("thread", scan, &next)) {
3918 traits[count].value = omp_atv_thread;
3919 } else {
3920 SET_KEY();
3921 SKIP_PAIR(key);
3922 continue;
3923 }
3924 } else if (__kmp_match_str("pool_size", scan, &next)) {
3925 GET_NEXT('=');
3926 if (!isdigit(*next)) {
3927 SET_KEY();
3928 SKIP_PAIR(key);
3929 continue;
3930 }
3931 SKIP_DIGITS(next);
3932 int n = __kmp_str_to_int(scan, ',');
3933 if (n < 0) {
3934 SET_KEY();
3935 SKIP_PAIR(key);
3936 continue;
3937 }
3938 traits[count].key = omp_atk_pool_size;
3939 traits[count].value = n;
3940 } else if (__kmp_match_str("fallback", scan, &next)) {
3941 GET_NEXT('=');
3942 traits[count].key = omp_atk_fallback;
3943 if (__kmp_match_str("default_mem_fb", scan, &next)) {
3944 traits[count].value = omp_atv_default_mem_fb;
3945 } else if (__kmp_match_str("null_fb", scan, &next)) {
3946 traits[count].value = omp_atv_null_fb;
3947 } else if (__kmp_match_str("abort_fb", scan, &next)) {
3948 traits[count].value = omp_atv_abort_fb;
3949 } else if (__kmp_match_str("allocator_fb", scan, &next)) {
3950 traits[count].value = omp_atv_allocator_fb;
3951 } else {
3952 SET_KEY();
3953 SKIP_PAIR(key);
3954 continue;
3955 }
3956 } else if (__kmp_match_str("pinned", scan, &next)) {
3957 GET_NEXT('=');
3958 traits[count].key = omp_atk_pinned;
3959 if (__kmp_str_match_true(next)) {
3960 traits[count].value = omp_atv_true;
3961 } else if (__kmp_str_match_false(next)) {
3962 traits[count].value = omp_atv_false;
3963 } else {
3964 SET_KEY();
3965 SKIP_PAIR(key);
3966 continue;
3967 }
3968 } else if (__kmp_match_str("partition", scan, &next)) {
3969 GET_NEXT('=');
3970 traits[count].key = omp_atk_partition;
3971 if (__kmp_match_str("environment", scan, &next)) {
3972 traits[count].value = omp_atv_environment;
3973 } else if (__kmp_match_str("nearest", scan, &next)) {
3974 traits[count].value = omp_atv_nearest;
3975 } else if (__kmp_match_str("blocked", scan, &next)) {
3976 traits[count].value = omp_atv_blocked;
3977 } else if (__kmp_match_str("interleaved", scan, &next)) {
3978 traits[count].value = omp_atv_interleaved;
3979 } else {
3980 SET_KEY();
3981 SKIP_PAIR(key);
3982 continue;
3983 }
3984 } else {
3985 SET_KEY();
3986 SKIP_PAIR(key);
3987 continue;
3988 }
3989 SKIP_WS(next);
3990 ++count;
3991 if (count == ntraits)
3992 break;
3993 GET_NEXT(',');
3994 } // traits
3995 } // memspace
3996 } // while
3997 al = __kmpc_init_allocator(__kmp_get_gtid(), ms, ntraits, traits);
3998 __kmp_def_allocator = (al == omp_null_allocator) ? omp_default_mem_alloc : al;
3999 }
4000
4001 static void __kmp_stg_print_allocator(kmp_str_buf_t *buffer, char const *name,
4002 void *data) {
4003 if (__kmp_def_allocator == omp_default_mem_alloc) {
4004 __kmp_stg_print_str(buffer, name, "omp_default_mem_alloc");
4005 } else if (__kmp_def_allocator == omp_high_bw_mem_alloc) {
4006 __kmp_stg_print_str(buffer, name, "omp_high_bw_mem_alloc");
4007 } else if (__kmp_def_allocator == omp_large_cap_mem_alloc) {
4008 __kmp_stg_print_str(buffer, name, "omp_large_cap_mem_alloc");
4009 } else if (__kmp_def_allocator == omp_const_mem_alloc) {
4010 __kmp_stg_print_str(buffer, name, "omp_const_mem_alloc");
4011 } else if (__kmp_def_allocator == omp_low_lat_mem_alloc) {
4012 __kmp_stg_print_str(buffer, name, "omp_low_lat_mem_alloc");
4013 } else if (__kmp_def_allocator == omp_cgroup_mem_alloc) {
4014 __kmp_stg_print_str(buffer, name, "omp_cgroup_mem_alloc");
4015 } else if (__kmp_def_allocator == omp_pteam_mem_alloc) {
4016 __kmp_stg_print_str(buffer, name, "omp_pteam_mem_alloc");
4017 } else if (__kmp_def_allocator == omp_thread_mem_alloc) {
4018 __kmp_stg_print_str(buffer, name, "omp_thread_mem_alloc");
4019 }
4020 }
4021
4022 // -----------------------------------------------------------------------------
4023 // OMP_DYNAMIC
4024
4025 static void __kmp_stg_parse_omp_dynamic(char const *name, char const *value,
4026 void *data) {
4027 __kmp_stg_parse_bool(name, value, &(__kmp_global.g.g_dynamic));
4028 } // __kmp_stg_parse_omp_dynamic
4029
4030 static void __kmp_stg_print_omp_dynamic(kmp_str_buf_t *buffer, char const *name,
4031 void *data) {
4032 __kmp_stg_print_bool(buffer, name, __kmp_global.g.g_dynamic);
4033 } // __kmp_stg_print_omp_dynamic
4034
4035 static void __kmp_stg_parse_kmp_dynamic_mode(char const *name,
4036 char const *value, void *data) {
4037 if (TCR_4(__kmp_init_parallel)) {
4038 KMP_WARNING(EnvParallelWarn, name);
4039 __kmp_env_toPrint(name, 0);
4040 return;
4041 }
4042 #ifdef USE_LOAD_BALANCE
4043 else if (__kmp_str_match("load balance", 2, value) ||
4044 __kmp_str_match("load_balance", 2, value) ||
4045 __kmp_str_match("load-balance", 2, value) ||
4046 __kmp_str_match("loadbalance", 2, value) ||
4047 __kmp_str_match("balance", 1, value)) {
4048 __kmp_global.g.g_dynamic_mode = dynamic_load_balance;
4049 }
4050 #endif /* USE_LOAD_BALANCE */
4051 else if (__kmp_str_match("thread limit", 1, value) ||
4052 __kmp_str_match("thread_limit", 1, value) ||
4053 __kmp_str_match("thread-limit", 1, value) ||
4054 __kmp_str_match("threadlimit", 1, value) ||
4055 __kmp_str_match("limit", 2, value)) {
4056 __kmp_global.g.g_dynamic_mode = dynamic_thread_limit;
4057 } else if (__kmp_str_match("random", 1, value)) {
4058 __kmp_global.g.g_dynamic_mode = dynamic_random;
4059 } else {
4060 KMP_WARNING(StgInvalidValue, name, value);
4061 }
4062 } //__kmp_stg_parse_kmp_dynamic_mode
4063
4064 static void __kmp_stg_print_kmp_dynamic_mode(kmp_str_buf_t *buffer,
4065 char const *name, void *data) {
4066 #if KMP_DEBUG
4067 if (__kmp_global.g.g_dynamic_mode == dynamic_default) {
4068 __kmp_str_buf_print(buffer, " %s: %s \n", name, KMP_I18N_STR(NotDefined));
4069 }
4070 #ifdef USE_LOAD_BALANCE
4071 else if (__kmp_global.g.g_dynamic_mode == dynamic_load_balance) {
4072 __kmp_stg_print_str(buffer, name, "load balance");
4073 }
4074 #endif /* USE_LOAD_BALANCE */
4075 else if (__kmp_global.g.g_dynamic_mode == dynamic_thread_limit) {
4076 __kmp_stg_print_str(buffer, name, "thread limit");
4077 } else if (__kmp_global.g.g_dynamic_mode == dynamic_random) {
4078 __kmp_stg_print_str(buffer, name, "random");
4079 } else {
4080 KMP_ASSERT(0);
4081 }
4082 #endif /* KMP_DEBUG */
4083 } // __kmp_stg_print_kmp_dynamic_mode
4084
4085 #ifdef USE_LOAD_BALANCE
4086
4087 // -----------------------------------------------------------------------------
4088 // KMP_LOAD_BALANCE_INTERVAL
4089
4090 static void __kmp_stg_parse_ld_balance_interval(char const *name,
4091 char const *value, void *data) {
4092 double interval = __kmp_convert_to_double(value);
4093 if (interval >= 0) {
4094 __kmp_load_balance_interval = interval;
4095 } else {
4096 KMP_WARNING(StgInvalidValue, name, value);
4097 }
4098 } // __kmp_stg_parse_load_balance_interval
4099
4100 static void __kmp_stg_print_ld_balance_interval(kmp_str_buf_t *buffer,
4101 char const *name, void *data) {
4102 #if KMP_DEBUG
4103 __kmp_str_buf_print(buffer, " %s=%8.6f\n", name,
4104 __kmp_load_balance_interval);
4105 #endif /* KMP_DEBUG */
4106 } // __kmp_stg_print_load_balance_interval
4107
4108 #endif /* USE_LOAD_BALANCE */
4109
4110 // -----------------------------------------------------------------------------
4111 // KMP_INIT_AT_FORK
4112
4113 static void __kmp_stg_parse_init_at_fork(char const *name, char const *value,
4114 void *data) {
4115 __kmp_stg_parse_bool(name, value, &__kmp_need_register_atfork);
4116 if (__kmp_need_register_atfork) {
4117 __kmp_need_register_atfork_specified = TRUE;
4118 }
4119 } // __kmp_stg_parse_init_at_fork
4120
4121 static void __kmp_stg_print_init_at_fork(kmp_str_buf_t *buffer,
4122 char const *name, void *data) {
4123 __kmp_stg_print_bool(buffer, name, __kmp_need_register_atfork_specified);
4124 } // __kmp_stg_print_init_at_fork
4125
4126 // -----------------------------------------------------------------------------
4127 // KMP_SCHEDULE
4128
4129 static void __kmp_stg_parse_schedule(char const *name, char const *value,
4130 void *data) {
4131
4132 if (value != NULL) {
4133 size_t length = KMP_STRLEN(value);
4134 if (length > INT_MAX) {
4135 KMP_WARNING(LongValue, name);
4136 } else {
4137 const char *semicolon;
4138 if (value[length - 1] == '"' || value[length - 1] == '\'')
4139 KMP_WARNING(UnbalancedQuotes, name);
4140 do {
4141 char sentinel;
4142
4143 semicolon = strchr(value, ';');
4144 if (*value && semicolon != value) {
4145 const char *comma = strchr(value, ',');
4146
4147 if (comma) {
4148 ++comma;
4149 sentinel = ',';
4150 } else
4151 sentinel = ';';
4152 if (!__kmp_strcasecmp_with_sentinel("static", value, sentinel)) {
4153 if (!__kmp_strcasecmp_with_sentinel("greedy", comma, ';')) {
4154 __kmp_static = kmp_sch_static_greedy;
4155 continue;
4156 } else if (!__kmp_strcasecmp_with_sentinel("balanced", comma,
4157 ';')) {
4158 __kmp_static = kmp_sch_static_balanced;
4159 continue;
4160 }
4161 } else if (!__kmp_strcasecmp_with_sentinel("guided", value,
4162 sentinel)) {
4163 if (!__kmp_strcasecmp_with_sentinel("iterative", comma, ';')) {
4164 __kmp_guided = kmp_sch_guided_iterative_chunked;
4165 continue;
4166 } else if (!__kmp_strcasecmp_with_sentinel("analytical", comma,
4167 ';')) {
4168 /* analytical not allowed for too many threads */
4169 __kmp_guided = kmp_sch_guided_analytical_chunked;
4170 continue;
4171 }
4172 }
4173 KMP_WARNING(InvalidClause, name, value);
4174 } else
4175 KMP_WARNING(EmptyClause, name);
4176 } while ((value = semicolon ? semicolon + 1 : NULL));
4177 }
4178 }
4179
4180 } // __kmp_stg_parse__schedule
4181
4182 static void __kmp_stg_print_schedule(kmp_str_buf_t *buffer, char const *name,
4183 void *data) {
4184 if (__kmp_env_format) {
4185 KMP_STR_BUF_PRINT_NAME_EX(name);
4186 } else {
4187 __kmp_str_buf_print(buffer, " %s='", name);
4188 }
4189 if (__kmp_static == kmp_sch_static_greedy) {
4190 __kmp_str_buf_print(buffer, "%s", "static,greedy");
4191 } else if (__kmp_static == kmp_sch_static_balanced) {
4192 __kmp_str_buf_print(buffer, "%s", "static,balanced");
4193 }
4194 if (__kmp_guided == kmp_sch_guided_iterative_chunked) {
4195 __kmp_str_buf_print(buffer, ";%s'\n", "guided,iterative");
4196 } else if (__kmp_guided == kmp_sch_guided_analytical_chunked) {
4197 __kmp_str_buf_print(buffer, ";%s'\n", "guided,analytical");
4198 }
4199 } // __kmp_stg_print_schedule
4200
4201 // -----------------------------------------------------------------------------
4202 // OMP_SCHEDULE
4203
4204 static inline void __kmp_omp_schedule_restore() {
4205 #if KMP_USE_HIER_SCHED
4206 __kmp_hier_scheds.deallocate();
4207 #endif
4208 __kmp_chunk = 0;
4209 __kmp_sched = kmp_sch_default;
4210 }
4211
4212 // if parse_hier = true:
4213 // Parse [HW,][modifier:]kind[,chunk]
4214 // else:
4215 // Parse [modifier:]kind[,chunk]
4216 static const char *__kmp_parse_single_omp_schedule(const char *name,
4217 const char *value,
4218 bool parse_hier = false) {
4219 /* get the specified scheduling style */
4220 const char *ptr = value;
4221 const char *delim;
4222 int chunk = 0;
4223 enum sched_type sched = kmp_sch_default;
4224 if (*ptr == '\0')
4225 return NULL;
4226 delim = ptr;
4227 while (*delim != ',' && *delim != ':' && *delim != '\0')
4228 delim++;
4229 #if KMP_USE_HIER_SCHED
4230 kmp_hier_layer_e layer = kmp_hier_layer_e::LAYER_THREAD;
4231 if (parse_hier) {
4232 if (*delim == ',') {
4233 if (!__kmp_strcasecmp_with_sentinel("L1", ptr, ',')) {
4234 layer = kmp_hier_layer_e::LAYER_L1;
4235 } else if (!__kmp_strcasecmp_with_sentinel("L2", ptr, ',')) {
4236 layer = kmp_hier_layer_e::LAYER_L2;
4237 } else if (!__kmp_strcasecmp_with_sentinel("L3", ptr, ',')) {
4238 layer = kmp_hier_layer_e::LAYER_L3;
4239 } else if (!__kmp_strcasecmp_with_sentinel("NUMA", ptr, ',')) {
4240 layer = kmp_hier_layer_e::LAYER_NUMA;
4241 }
4242 }
4243 if (layer != kmp_hier_layer_e::LAYER_THREAD && *delim != ',') {
4244 // If there is no comma after the layer, then this schedule is invalid
4245 KMP_WARNING(StgInvalidValue, name, value);
4246 __kmp_omp_schedule_restore();
4247 return NULL;
4248 } else if (layer != kmp_hier_layer_e::LAYER_THREAD) {
4249 ptr = ++delim;
4250 while (*delim != ',' && *delim != ':' && *delim != '\0')
4251 delim++;
4252 }
4253 }
4254 #endif // KMP_USE_HIER_SCHED
4255 // Read in schedule modifier if specified
4256 enum sched_type sched_modifier = (enum sched_type)0;
4257 if (*delim == ':') {
4258 if (!__kmp_strcasecmp_with_sentinel("monotonic", ptr, *delim)) {
4259 sched_modifier = sched_type::kmp_sch_modifier_monotonic;
4260 ptr = ++delim;
4261 while (*delim != ',' && *delim != ':' && *delim != '\0')
4262 delim++;
4263 } else if (!__kmp_strcasecmp_with_sentinel("nonmonotonic", ptr, *delim)) {
4264 sched_modifier = sched_type::kmp_sch_modifier_nonmonotonic;
4265 ptr = ++delim;
4266 while (*delim != ',' && *delim != ':' && *delim != '\0')
4267 delim++;
4268 } else if (!parse_hier) {
4269 // If there is no proper schedule modifier, then this schedule is invalid
4270 KMP_WARNING(StgInvalidValue, name, value);
4271 __kmp_omp_schedule_restore();
4272 return NULL;
4273 }
4274 }
4275 // Read in schedule kind (required)
4276 if (!__kmp_strcasecmp_with_sentinel("dynamic", ptr, *delim))
4277 sched = kmp_sch_dynamic_chunked;
4278 else if (!__kmp_strcasecmp_with_sentinel("guided", ptr, *delim))
4279 sched = kmp_sch_guided_chunked;
4280 // AC: TODO: probably remove TRAPEZOIDAL (OMP 3.0 does not allow it)
4281 else if (!__kmp_strcasecmp_with_sentinel("auto", ptr, *delim))
4282 sched = kmp_sch_auto;
4283 else if (!__kmp_strcasecmp_with_sentinel("trapezoidal", ptr, *delim))
4284 sched = kmp_sch_trapezoidal;
4285 else if (!__kmp_strcasecmp_with_sentinel("static", ptr, *delim))
4286 sched = kmp_sch_static;
4287 #if KMP_STATIC_STEAL_ENABLED
4288 else if (!__kmp_strcasecmp_with_sentinel("static_steal", ptr, *delim)) {
4289 // replace static_steal with dynamic to better cope with ordered loops
4290 sched = kmp_sch_dynamic_chunked;
4291 sched_modifier = sched_type::kmp_sch_modifier_nonmonotonic;
4292 }
4293 #endif
4294 else {
4295 // If there is no proper schedule kind, then this schedule is invalid
4296 KMP_WARNING(StgInvalidValue, name, value);
4297 __kmp_omp_schedule_restore();
4298 return NULL;
4299 }
4300
4301 // Read in schedule chunk size if specified
4302 if (*delim == ',') {
4303 ptr = delim + 1;
4304 SKIP_WS(ptr);
4305 if (!isdigit(*ptr)) {
4306 // If there is no chunk after comma, then this schedule is invalid
4307 KMP_WARNING(StgInvalidValue, name, value);
4308 __kmp_omp_schedule_restore();
4309 return NULL;
4310 }
4311 SKIP_DIGITS(ptr);
4312 // auto schedule should not specify chunk size
4313 if (sched == kmp_sch_auto) {
4314 __kmp_msg(kmp_ms_warning, KMP_MSG(IgnoreChunk, name, delim),
4315 __kmp_msg_null);
4316 } else {
4317 if (sched == kmp_sch_static)
4318 sched = kmp_sch_static_chunked;
4319 chunk = __kmp_str_to_int(delim + 1, *ptr);
4320 if (chunk < 1) {
4321 chunk = KMP_DEFAULT_CHUNK;
4322 __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidChunk, name, delim),
4323 __kmp_msg_null);
4324 KMP_INFORM(Using_int_Value, name, __kmp_chunk);
4325 // AC: next block commented out until KMP_DEFAULT_CHUNK != KMP_MIN_CHUNK
4326 // (to improve code coverage :)
4327 // The default chunk size is 1 according to standard, thus making
4328 // KMP_MIN_CHUNK not 1 we would introduce mess:
4329 // wrong chunk becomes 1, but it will be impossible to explicitly set
4330 // to 1 because it becomes KMP_MIN_CHUNK...
4331 // } else if ( chunk < KMP_MIN_CHUNK ) {
4332 // chunk = KMP_MIN_CHUNK;
4333 } else if (chunk > KMP_MAX_CHUNK) {
4334 chunk = KMP_MAX_CHUNK;
4335 __kmp_msg(kmp_ms_warning, KMP_MSG(LargeChunk, name, delim),
4336 __kmp_msg_null);
4337 KMP_INFORM(Using_int_Value, name, chunk);
4338 }
4339 }
4340 } else {
4341 ptr = delim;
4342 }
4343
4344 SCHEDULE_SET_MODIFIERS(sched, sched_modifier);
4345
4346 #if KMP_USE_HIER_SCHED
4347 if (layer != kmp_hier_layer_e::LAYER_THREAD) {
4348 __kmp_hier_scheds.append(sched, chunk, layer);
4349 } else
4350 #endif
4351 {
4352 __kmp_chunk = chunk;
4353 __kmp_sched = sched;
4354 }
4355 return ptr;
4356 }
4357
4358 static void __kmp_stg_parse_omp_schedule(char const *name, char const *value,
4359 void *data) {
4360 size_t length;
4361 const char *ptr = value;
4362 SKIP_WS(ptr);
4363 if (value) {
4364 length = KMP_STRLEN(value);
4365 if (length) {
4366 if (value[length - 1] == '"' || value[length - 1] == '\'')
4367 KMP_WARNING(UnbalancedQuotes, name);
4368 /* get the specified scheduling style */
4369 #if KMP_USE_HIER_SCHED
4370 if (!__kmp_strcasecmp_with_sentinel("EXPERIMENTAL", ptr, ' ')) {
4371 SKIP_TOKEN(ptr);
4372 SKIP_WS(ptr);
4373 while ((ptr = __kmp_parse_single_omp_schedule(name, ptr, true))) {
4374 while (*ptr == ' ' || *ptr == '\t' || *ptr == ':')
4375 ptr++;
4376 if (*ptr == '\0')
4377 break;
4378 }
4379 } else
4380 #endif
4381 __kmp_parse_single_omp_schedule(name, ptr);
4382 } else
4383 KMP_WARNING(EmptyString, name);
4384 }
4385 #if KMP_USE_HIER_SCHED
4386 __kmp_hier_scheds.sort();
4387 #endif
4388 K_DIAG(1, ("__kmp_static == %d\n", __kmp_static))
4389 K_DIAG(1, ("__kmp_guided == %d\n", __kmp_guided))
4390 K_DIAG(1, ("__kmp_sched == %d\n", __kmp_sched))
4391 K_DIAG(1, ("__kmp_chunk == %d\n", __kmp_chunk))
4392 } // __kmp_stg_parse_omp_schedule
4393
4394 static void __kmp_stg_print_omp_schedule(kmp_str_buf_t *buffer,
4395 char const *name, void *data) {
4396 if (__kmp_env_format) {
4397 KMP_STR_BUF_PRINT_NAME_EX(name);
4398 } else {
4399 __kmp_str_buf_print(buffer, " %s='", name);
4400 }
4401 enum sched_type sched = SCHEDULE_WITHOUT_MODIFIERS(__kmp_sched);
4402 if (SCHEDULE_HAS_MONOTONIC(__kmp_sched)) {
4403 __kmp_str_buf_print(buffer, "monotonic:");
4404 } else if (SCHEDULE_HAS_NONMONOTONIC(__kmp_sched)) {
4405 __kmp_str_buf_print(buffer, "nonmonotonic:");
4406 }
4407 if (__kmp_chunk) {
4408 switch (sched) {
4409 case kmp_sch_dynamic_chunked:
4410 __kmp_str_buf_print(buffer, "%s,%d'\n", "dynamic", __kmp_chunk);
4411 break;
4412 case kmp_sch_guided_iterative_chunked:
4413 case kmp_sch_guided_analytical_chunked:
4414 __kmp_str_buf_print(buffer, "%s,%d'\n", "guided", __kmp_chunk);
4415 break;
4416 case kmp_sch_trapezoidal:
4417 __kmp_str_buf_print(buffer, "%s,%d'\n", "trapezoidal", __kmp_chunk);
4418 break;
4419 case kmp_sch_static:
4420 case kmp_sch_static_chunked:
4421 case kmp_sch_static_balanced:
4422 case kmp_sch_static_greedy:
4423 __kmp_str_buf_print(buffer, "%s,%d'\n", "static", __kmp_chunk);
4424 break;
4425 case kmp_sch_static_steal:
4426 __kmp_str_buf_print(buffer, "%s,%d'\n", "static_steal", __kmp_chunk);
4427 break;
4428 case kmp_sch_auto:
4429 __kmp_str_buf_print(buffer, "%s,%d'\n", "auto", __kmp_chunk);
4430 break;
4431 }
4432 } else {
4433 switch (sched) {
4434 case kmp_sch_dynamic_chunked:
4435 __kmp_str_buf_print(buffer, "%s'\n", "dynamic");
4436 break;
4437 case kmp_sch_guided_iterative_chunked:
4438 case kmp_sch_guided_analytical_chunked:
4439 __kmp_str_buf_print(buffer, "%s'\n", "guided");
4440 break;
4441 case kmp_sch_trapezoidal:
4442 __kmp_str_buf_print(buffer, "%s'\n", "trapezoidal");
4443 break;
4444 case kmp_sch_static:
4445 case kmp_sch_static_chunked:
4446 case kmp_sch_static_balanced:
4447 case kmp_sch_static_greedy:
4448 __kmp_str_buf_print(buffer, "%s'\n", "static");
4449 break;
4450 case kmp_sch_static_steal:
4451 __kmp_str_buf_print(buffer, "%s'\n", "static_steal");
4452 break;
4453 case kmp_sch_auto:
4454 __kmp_str_buf_print(buffer, "%s'\n", "auto");
4455 break;
4456 }
4457 }
4458 } // __kmp_stg_print_omp_schedule
4459
4460 #if KMP_USE_HIER_SCHED
4461 // -----------------------------------------------------------------------------
4462 // KMP_DISP_HAND_THREAD
4463 static void __kmp_stg_parse_kmp_hand_thread(char const *name, char const *value,
4464 void *data) {
4465 __kmp_stg_parse_bool(name, value, &(__kmp_dispatch_hand_threading));
4466 } // __kmp_stg_parse_kmp_hand_thread
4467
4468 static void __kmp_stg_print_kmp_hand_thread(kmp_str_buf_t *buffer,
4469 char const *name, void *data) {
4470 __kmp_stg_print_bool(buffer, name, __kmp_dispatch_hand_threading);
4471 } // __kmp_stg_print_kmp_hand_thread
4472 #endif
4473
4474 // -----------------------------------------------------------------------------
4475 // KMP_FORCE_MONOTONIC_DYNAMIC_SCHEDULE
4476 static void __kmp_stg_parse_kmp_force_monotonic(char const *name,
4477 char const *value, void *data) {
4478 __kmp_stg_parse_bool(name, value, &(__kmp_force_monotonic));
4479 } // __kmp_stg_parse_kmp_force_monotonic
4480
4481 static void __kmp_stg_print_kmp_force_monotonic(kmp_str_buf_t *buffer,
4482 char const *name, void *data) {
4483 __kmp_stg_print_bool(buffer, name, __kmp_force_monotonic);
4484 } // __kmp_stg_print_kmp_force_monotonic
4485
4486 // -----------------------------------------------------------------------------
4487 // KMP_ATOMIC_MODE
4488
4489 static void __kmp_stg_parse_atomic_mode(char const *name, char const *value,
4490 void *data) {
4491 // Modes: 0 -- do not change default; 1 -- Intel perf mode, 2 -- GOMP
4492 // compatibility mode.
4493 int mode = 0;
4494 int max = 1;
4495 #ifdef KMP_GOMP_COMPAT
4496 max = 2;
4497 #endif /* KMP_GOMP_COMPAT */
4498 __kmp_stg_parse_int(name, value, 0, max, &mode);
4499 // TODO; parse_int is not very suitable for this case. In case of overflow it
4500 // is better to use
4501 // 0 rather that max value.
4502 if (mode > 0) {
4503 __kmp_atomic_mode = mode;
4504 }
4505 } // __kmp_stg_parse_atomic_mode
4506
4507 static void __kmp_stg_print_atomic_mode(kmp_str_buf_t *buffer, char const *name,
4508 void *data) {
4509 __kmp_stg_print_int(buffer, name, __kmp_atomic_mode);
4510 } // __kmp_stg_print_atomic_mode
4511
4512 // -----------------------------------------------------------------------------
4513 // KMP_CONSISTENCY_CHECK
4514
4515 static void __kmp_stg_parse_consistency_check(char const *name,
4516 char const *value, void *data) {
4517 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
4518 // Note, this will not work from kmp_set_defaults because th_cons stack was
4519 // not allocated
4520 // for existed thread(s) thus the first __kmp_push_<construct> will break
4521 // with assertion.
4522 // TODO: allocate th_cons if called from kmp_set_defaults.
4523 __kmp_env_consistency_check = TRUE;
4524 } else if (!__kmp_strcasecmp_with_sentinel("none", value, 0)) {
4525 __kmp_env_consistency_check = FALSE;
4526 } else {
4527 KMP_WARNING(StgInvalidValue, name, value);
4528 }
4529 } // __kmp_stg_parse_consistency_check
4530
4531 static void __kmp_stg_print_consistency_check(kmp_str_buf_t *buffer,
4532 char const *name, void *data) {
4533 #if KMP_DEBUG
4534 const char *value = NULL;
4535
4536 if (__kmp_env_consistency_check) {
4537 value = "all";
4538 } else {
4539 value = "none";
4540 }
4541
4542 if (value != NULL) {
4543 __kmp_stg_print_str(buffer, name, value);
4544 }
4545 #endif /* KMP_DEBUG */
4546 } // __kmp_stg_print_consistency_check
4547
4548 #if USE_ITT_BUILD
4549 // -----------------------------------------------------------------------------
4550 // KMP_ITT_PREPARE_DELAY
4551
4552 #if USE_ITT_NOTIFY
4553
4554 static void __kmp_stg_parse_itt_prepare_delay(char const *name,
4555 char const *value, void *data) {
4556 // Experimental code: KMP_ITT_PREPARE_DELAY specifies numbert of loop
4557 // iterations.
4558 int delay = 0;
4559 __kmp_stg_parse_int(name, value, 0, INT_MAX, &delay);
4560 __kmp_itt_prepare_delay = delay;
4561 } // __kmp_str_parse_itt_prepare_delay
4562
4563 static void __kmp_stg_print_itt_prepare_delay(kmp_str_buf_t *buffer,
4564 char const *name, void *data) {
4565 __kmp_stg_print_uint64(buffer, name, __kmp_itt_prepare_delay);
4566
4567 } // __kmp_str_print_itt_prepare_delay
4568
4569 #endif // USE_ITT_NOTIFY
4570 #endif /* USE_ITT_BUILD */
4571
4572 // -----------------------------------------------------------------------------
4573 // KMP_MALLOC_POOL_INCR
4574
4575 static void __kmp_stg_parse_malloc_pool_incr(char const *name,
4576 char const *value, void *data) {
4577 __kmp_stg_parse_size(name, value, KMP_MIN_MALLOC_POOL_INCR,
4578 KMP_MAX_MALLOC_POOL_INCR, NULL, &__kmp_malloc_pool_incr,
4579 1);
4580 } // __kmp_stg_parse_malloc_pool_incr
4581
4582 static void __kmp_stg_print_malloc_pool_incr(kmp_str_buf_t *buffer,
4583 char const *name, void *data) {
4584 __kmp_stg_print_size(buffer, name, __kmp_malloc_pool_incr);
4585
4586 } // _kmp_stg_print_malloc_pool_incr
4587
4588 #ifdef KMP_DEBUG
4589
4590 // -----------------------------------------------------------------------------
4591 // KMP_PAR_RANGE
4592
4593 static void __kmp_stg_parse_par_range_env(char const *name, char const *value,
4594 void *data) {
4595 __kmp_stg_parse_par_range(name, value, &__kmp_par_range,
4596 __kmp_par_range_routine, __kmp_par_range_filename,
4597 &__kmp_par_range_lb, &__kmp_par_range_ub);
4598 } // __kmp_stg_parse_par_range_env
4599
4600 static void __kmp_stg_print_par_range_env(kmp_str_buf_t *buffer,
4601 char const *name, void *data) {
4602 if (__kmp_par_range != 0) {
4603 __kmp_stg_print_str(buffer, name, par_range_to_print);
4604 }
4605 } // __kmp_stg_print_par_range_env
4606
4607 #endif
4608
4609 // -----------------------------------------------------------------------------
4610 // KMP_GTID_MODE
4611
4612 static void __kmp_stg_parse_gtid_mode(char const *name, char const *value,
4613 void *data) {
4614 // Modes:
4615 // 0 -- do not change default
4616 // 1 -- sp search
4617 // 2 -- use "keyed" TLS var, i.e.
4618 // pthread_getspecific(Linux* OS/OS X*) or TlsGetValue(Windows* OS)
4619 // 3 -- __declspec(thread) TLS var in tdata section
4620 int mode = 0;
4621 int max = 2;
4622 #ifdef KMP_TDATA_GTID
4623 max = 3;
4624 #endif /* KMP_TDATA_GTID */
4625 __kmp_stg_parse_int(name, value, 0, max, &mode);
4626 // TODO; parse_int is not very suitable for this case. In case of overflow it
4627 // is better to use 0 rather that max value.
4628 if (mode == 0) {
4629 __kmp_adjust_gtid_mode = TRUE;
4630 } else {
4631 __kmp_gtid_mode = mode;
4632 __kmp_adjust_gtid_mode = FALSE;
4633 }
4634 } // __kmp_str_parse_gtid_mode
4635
4636 static void __kmp_stg_print_gtid_mode(kmp_str_buf_t *buffer, char const *name,
4637 void *data) {
4638 if (__kmp_adjust_gtid_mode) {
4639 __kmp_stg_print_int(buffer, name, 0);
4640 } else {
4641 __kmp_stg_print_int(buffer, name, __kmp_gtid_mode);
4642 }
4643 } // __kmp_stg_print_gtid_mode
4644
4645 // -----------------------------------------------------------------------------
4646 // KMP_NUM_LOCKS_IN_BLOCK
4647
4648 static void __kmp_stg_parse_lock_block(char const *name, char const *value,
4649 void *data) {
4650 __kmp_stg_parse_int(name, value, 0, KMP_INT_MAX, &__kmp_num_locks_in_block);
4651 } // __kmp_str_parse_lock_block
4652
4653 static void __kmp_stg_print_lock_block(kmp_str_buf_t *buffer, char const *name,
4654 void *data) {
4655 __kmp_stg_print_int(buffer, name, __kmp_num_locks_in_block);
4656 } // __kmp_stg_print_lock_block
4657
4658 // -----------------------------------------------------------------------------
4659 // KMP_LOCK_KIND
4660
4661 #if KMP_USE_DYNAMIC_LOCK
4662 #define KMP_STORE_LOCK_SEQ(a) (__kmp_user_lock_seq = lockseq_##a)
4663 #else
4664 #define KMP_STORE_LOCK_SEQ(a)
4665 #endif
4666
4667 static void __kmp_stg_parse_lock_kind(char const *name, char const *value,
4668 void *data) {
4669 if (__kmp_init_user_locks) {
4670 KMP_WARNING(EnvLockWarn, name);
4671 return;
4672 }
4673
4674 if (__kmp_str_match("tas", 2, value) ||
4675 __kmp_str_match("test and set", 2, value) ||
4676 __kmp_str_match("test_and_set", 2, value) ||
4677 __kmp_str_match("test-and-set", 2, value) ||
4678 __kmp_str_match("test andset", 2, value) ||
4679 __kmp_str_match("test_andset", 2, value) ||
4680 __kmp_str_match("test-andset", 2, value) ||
4681 __kmp_str_match("testand set", 2, value) ||
4682 __kmp_str_match("testand_set", 2, value) ||
4683 __kmp_str_match("testand-set", 2, value) ||
4684 __kmp_str_match("testandset", 2, value)) {
4685 __kmp_user_lock_kind = lk_tas;
4686 KMP_STORE_LOCK_SEQ(tas);
4687 }
4688 #if KMP_USE_FUTEX
4689 else if (__kmp_str_match("futex", 1, value)) {
4690 if (__kmp_futex_determine_capable()) {
4691 __kmp_user_lock_kind = lk_futex;
4692 KMP_STORE_LOCK_SEQ(futex);
4693 } else {
4694 KMP_WARNING(FutexNotSupported, name, value);
4695 }
4696 }
4697 #endif
4698 else if (__kmp_str_match("ticket", 2, value)) {
4699 __kmp_user_lock_kind = lk_ticket;
4700 KMP_STORE_LOCK_SEQ(ticket);
4701 } else if (__kmp_str_match("queuing", 1, value) ||
4702 __kmp_str_match("queue", 1, value)) {
4703 __kmp_user_lock_kind = lk_queuing;
4704 KMP_STORE_LOCK_SEQ(queuing);
4705 } else if (__kmp_str_match("drdpa ticket", 1, value) ||
4706 __kmp_str_match("drdpa_ticket", 1, value) ||
4707 __kmp_str_match("drdpa-ticket", 1, value) ||
4708 __kmp_str_match("drdpaticket", 1, value) ||
4709 __kmp_str_match("drdpa", 1, value)) {
4710 __kmp_user_lock_kind = lk_drdpa;
4711 KMP_STORE_LOCK_SEQ(drdpa);
4712 }
4713 #if KMP_USE_ADAPTIVE_LOCKS
4714 else if (__kmp_str_match("adaptive", 1, value)) {
4715 if (__kmp_cpuinfo.flags.rtm) { // ??? Is cpuinfo available here?
4716 __kmp_user_lock_kind = lk_adaptive;
4717 KMP_STORE_LOCK_SEQ(adaptive);
4718 } else {
4719 KMP_WARNING(AdaptiveNotSupported, name, value);
4720 __kmp_user_lock_kind = lk_queuing;
4721 KMP_STORE_LOCK_SEQ(queuing);
4722 }
4723 }
4724 #endif // KMP_USE_ADAPTIVE_LOCKS
4725 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4726 else if (__kmp_str_match("rtm_queuing", 1, value)) {
4727 if (__kmp_cpuinfo.flags.rtm) {
4728 __kmp_user_lock_kind = lk_rtm_queuing;
4729 KMP_STORE_LOCK_SEQ(rtm_queuing);
4730 } else {
4731 KMP_WARNING(AdaptiveNotSupported, name, value);
4732 __kmp_user_lock_kind = lk_queuing;
4733 KMP_STORE_LOCK_SEQ(queuing);
4734 }
4735 } else if (__kmp_str_match("rtm_spin", 1, value)) {
4736 if (__kmp_cpuinfo.flags.rtm) {
4737 __kmp_user_lock_kind = lk_rtm_spin;
4738 KMP_STORE_LOCK_SEQ(rtm_spin);
4739 } else {
4740 KMP_WARNING(AdaptiveNotSupported, name, value);
4741 __kmp_user_lock_kind = lk_tas;
4742 KMP_STORE_LOCK_SEQ(queuing);
4743 }
4744 } else if (__kmp_str_match("hle", 1, value)) {
4745 __kmp_user_lock_kind = lk_hle;
4746 KMP_STORE_LOCK_SEQ(hle);
4747 }
4748 #endif
4749 else {
4750 KMP_WARNING(StgInvalidValue, name, value);
4751 }
4752 }
4753
4754 static void __kmp_stg_print_lock_kind(kmp_str_buf_t *buffer, char const *name,
4755 void *data) {
4756 const char *value = NULL;
4757
4758 switch (__kmp_user_lock_kind) {
4759 case lk_default:
4760 value = "default";
4761 break;
4762
4763 case lk_tas:
4764 value = "tas";
4765 break;
4766
4767 #if KMP_USE_FUTEX
4768 case lk_futex:
4769 value = "futex";
4770 break;
4771 #endif
4772
4773 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4774 case lk_rtm_queuing:
4775 value = "rtm_queuing";
4776 break;
4777
4778 case lk_rtm_spin:
4779 value = "rtm_spin";
4780 break;
4781
4782 case lk_hle:
4783 value = "hle";
4784 break;
4785 #endif
4786
4787 case lk_ticket:
4788 value = "ticket";
4789 break;
4790
4791 case lk_queuing:
4792 value = "queuing";
4793 break;
4794
4795 case lk_drdpa:
4796 value = "drdpa";
4797 break;
4798 #if KMP_USE_ADAPTIVE_LOCKS
4799 case lk_adaptive:
4800 value = "adaptive";
4801 break;
4802 #endif
4803 }
4804
4805 if (value != NULL) {
4806 __kmp_stg_print_str(buffer, name, value);
4807 }
4808 }
4809
4810 // -----------------------------------------------------------------------------
4811 // KMP_SPIN_BACKOFF_PARAMS
4812
4813 // KMP_SPIN_BACKOFF_PARAMS=max_backoff[,min_tick] (max backoff size, min tick
4814 // for machine pause)
4815 static void __kmp_stg_parse_spin_backoff_params(const char *name,
4816 const char *value, void *data) {
4817 const char *next = value;
4818
4819 int total = 0; // Count elements that were set. It'll be used as an array size
4820 int prev_comma = FALSE; // For correct processing sequential commas
4821 int i;
4822
4823 kmp_uint32 max_backoff = __kmp_spin_backoff_params.max_backoff;
4824 kmp_uint32 min_tick = __kmp_spin_backoff_params.min_tick;
4825
4826 // Run only 3 iterations because it is enough to read two values or find a
4827 // syntax error
4828 for (i = 0; i < 3; i++) {
4829 SKIP_WS(next);
4830
4831 if (*next == '\0') {
4832 break;
4833 }
4834 // Next character is not an integer or not a comma OR number of values > 2
4835 // => end of list
4836 if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4837 KMP_WARNING(EnvSyntaxError, name, value);
4838 return;
4839 }
4840 // The next character is ','
4841 if (*next == ',') {
4842 // ',' is the first character
4843 if (total == 0 || prev_comma) {
4844 total++;
4845 }
4846 prev_comma = TRUE;
4847 next++; // skip ','
4848 SKIP_WS(next);
4849 }
4850 // Next character is a digit
4851 if (*next >= '0' && *next <= '9') {
4852 int num;
4853 const char *buf = next;
4854 char const *msg = NULL;
4855 prev_comma = FALSE;
4856 SKIP_DIGITS(next);
4857 total++;
4858
4859 const char *tmp = next;
4860 SKIP_WS(tmp);
4861 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4862 KMP_WARNING(EnvSpacesNotAllowed, name, value);
4863 return;
4864 }
4865
4866 num = __kmp_str_to_int(buf, *next);
4867 if (num <= 0) { // The number of retries should be > 0
4868 msg = KMP_I18N_STR(ValueTooSmall);
4869 num = 1;
4870 } else if (num > KMP_INT_MAX) {
4871 msg = KMP_I18N_STR(ValueTooLarge);
4872 num = KMP_INT_MAX;
4873 }
4874 if (msg != NULL) {
4875 // Message is not empty. Print warning.
4876 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4877 KMP_INFORM(Using_int_Value, name, num);
4878 }
4879 if (total == 1) {
4880 max_backoff = num;
4881 } else if (total == 2) {
4882 min_tick = num;
4883 }
4884 }
4885 }
4886 KMP_DEBUG_ASSERT(total > 0);
4887 if (total <= 0) {
4888 KMP_WARNING(EnvSyntaxError, name, value);
4889 return;
4890 }
4891 __kmp_spin_backoff_params.max_backoff = max_backoff;
4892 __kmp_spin_backoff_params.min_tick = min_tick;
4893 }
4894
4895 static void __kmp_stg_print_spin_backoff_params(kmp_str_buf_t *buffer,
4896 char const *name, void *data) {
4897 if (__kmp_env_format) {
4898 KMP_STR_BUF_PRINT_NAME_EX(name);
4899 } else {
4900 __kmp_str_buf_print(buffer, " %s='", name);
4901 }
4902 __kmp_str_buf_print(buffer, "%d,%d'\n", __kmp_spin_backoff_params.max_backoff,
4903 __kmp_spin_backoff_params.min_tick);
4904 }
4905
4906 #if KMP_USE_ADAPTIVE_LOCKS
4907
4908 // -----------------------------------------------------------------------------
4909 // KMP_ADAPTIVE_LOCK_PROPS, KMP_SPECULATIVE_STATSFILE
4910
4911 // Parse out values for the tunable parameters from a string of the form
4912 // KMP_ADAPTIVE_LOCK_PROPS=max_soft_retries[,max_badness]
4913 static void __kmp_stg_parse_adaptive_lock_props(const char *name,
4914 const char *value, void *data) {
4915 int max_retries = 0;
4916 int max_badness = 0;
4917
4918 const char *next = value;
4919
4920 int total = 0; // Count elements that were set. It'll be used as an array size
4921 int prev_comma = FALSE; // For correct processing sequential commas
4922 int i;
4923
4924 // Save values in the structure __kmp_speculative_backoff_params
4925 // Run only 3 iterations because it is enough to read two values or find a
4926 // syntax error
4927 for (i = 0; i < 3; i++) {
4928 SKIP_WS(next);
4929
4930 if (*next == '\0') {
4931 break;
4932 }
4933 // Next character is not an integer or not a comma OR number of values > 2
4934 // => end of list
4935 if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4936 KMP_WARNING(EnvSyntaxError, name, value);
4937 return;
4938 }
4939 // The next character is ','
4940 if (*next == ',') {
4941 // ',' is the first character
4942 if (total == 0 || prev_comma) {
4943 total++;
4944 }
4945 prev_comma = TRUE;
4946 next++; // skip ','
4947 SKIP_WS(next);
4948 }
4949 // Next character is a digit
4950 if (*next >= '0' && *next <= '9') {
4951 int num;
4952 const char *buf = next;
4953 char const *msg = NULL;
4954 prev_comma = FALSE;
4955 SKIP_DIGITS(next);
4956 total++;
4957
4958 const char *tmp = next;
4959 SKIP_WS(tmp);
4960 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4961 KMP_WARNING(EnvSpacesNotAllowed, name, value);
4962 return;
4963 }
4964
4965 num = __kmp_str_to_int(buf, *next);
4966 if (num < 0) { // The number of retries should be >= 0
4967 msg = KMP_I18N_STR(ValueTooSmall);
4968 num = 1;
4969 } else if (num > KMP_INT_MAX) {
4970 msg = KMP_I18N_STR(ValueTooLarge);
4971 num = KMP_INT_MAX;
4972 }
4973 if (msg != NULL) {
4974 // Message is not empty. Print warning.
4975 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4976 KMP_INFORM(Using_int_Value, name, num);
4977 }
4978 if (total == 1) {
4979 max_retries = num;
4980 } else if (total == 2) {
4981 max_badness = num;
4982 }
4983 }
4984 }
4985 KMP_DEBUG_ASSERT(total > 0);
4986 if (total <= 0) {
4987 KMP_WARNING(EnvSyntaxError, name, value);
4988 return;
4989 }
4990 __kmp_adaptive_backoff_params.max_soft_retries = max_retries;
4991 __kmp_adaptive_backoff_params.max_badness = max_badness;
4992 }
4993
4994 static void __kmp_stg_print_adaptive_lock_props(kmp_str_buf_t *buffer,
4995 char const *name, void *data) {
4996 if (__kmp_env_format) {
4997 KMP_STR_BUF_PRINT_NAME_EX(name);
4998 } else {
4999 __kmp_str_buf_print(buffer, " %s='", name);
5000 }
5001 __kmp_str_buf_print(buffer, "%d,%d'\n",
5002 __kmp_adaptive_backoff_params.max_soft_retries,
5003 __kmp_adaptive_backoff_params.max_badness);
5004 } // __kmp_stg_print_adaptive_lock_props
5005
5006 #if KMP_DEBUG_ADAPTIVE_LOCKS
5007
5008 static void __kmp_stg_parse_speculative_statsfile(char const *name,
5009 char const *value,
5010 void *data) {
5011 __kmp_stg_parse_file(name, value, "",
5012 CCAST(char **, &__kmp_speculative_statsfile));
5013 } // __kmp_stg_parse_speculative_statsfile
5014
5015 static void __kmp_stg_print_speculative_statsfile(kmp_str_buf_t *buffer,
5016 char const *name,
5017 void *data) {
5018 if (__kmp_str_match("-", 0, __kmp_speculative_statsfile)) {
5019 __kmp_stg_print_str(buffer, name, "stdout");
5020 } else {
5021 __kmp_stg_print_str(buffer, name, __kmp_speculative_statsfile);
5022 }
5023
5024 } // __kmp_stg_print_speculative_statsfile
5025
5026 #endif // KMP_DEBUG_ADAPTIVE_LOCKS
5027
5028 #endif // KMP_USE_ADAPTIVE_LOCKS
5029
5030 // -----------------------------------------------------------------------------
5031 // KMP_HW_SUBSET (was KMP_PLACE_THREADS)
5032 // 2s16c,2t => 2S16C,2T => 2S16C \0 2T
5033
5034 // Return KMP_HW_SUBSET preferred hardware type in case a token is ambiguously
5035 // short. The original KMP_HW_SUBSET environment variable had single letters:
5036 // s, c, t for sockets, cores, threads repsectively.
5037 static kmp_hw_t __kmp_hw_subset_break_tie(const kmp_hw_t *possible,
5038 size_t num_possible) {
5039 for (size_t i = 0; i < num_possible; ++i) {
5040 if (possible[i] == KMP_HW_THREAD)
5041 return KMP_HW_THREAD;
5042 else if (possible[i] == KMP_HW_CORE)
5043 return KMP_HW_CORE;
5044 else if (possible[i] == KMP_HW_SOCKET)
5045 return KMP_HW_SOCKET;
5046 }
5047 return KMP_HW_UNKNOWN;
5048 }
5049
5050 // Return hardware type from string or HW_UNKNOWN if string cannot be parsed
5051 // This algorithm is very forgiving to the user in that, the instant it can
5052 // reduce the search space to one, it assumes that is the topology level the
5053 // user wanted, even if it is misspelled later in the token.
5054 static kmp_hw_t __kmp_stg_parse_hw_subset_name(char const *token) {
5055 size_t index, num_possible, token_length;
5056 kmp_hw_t possible[KMP_HW_LAST];
5057 const char *end;
5058
5059 // Find the end of the hardware token string
5060 end = token;
5061 token_length = 0;
5062 while (isalnum(*end) || *end == '_') {
5063 token_length++;
5064 end++;
5065 }
5066
5067 // Set the possibilities to all hardware types
5068 num_possible = 0;
5069 KMP_FOREACH_HW_TYPE(type) { possible[num_possible++] = type; }
5070
5071 // Eliminate hardware types by comparing the front of the token
5072 // with hardware names
5073 // In most cases, the first letter in the token will indicate exactly
5074 // which hardware type is parsed, e.g., 'C' = Core
5075 index = 0;
5076 while (num_possible > 1 && index < token_length) {
5077 size_t n = num_possible;
5078 char token_char = (char)toupper(token[index]);
5079 for (size_t i = 0; i < n; ++i) {
5080 const char *s;
5081 kmp_hw_t type = possible[i];
5082 s = __kmp_hw_get_keyword(type, false);
5083 if (index < KMP_STRLEN(s)) {
5084 char c = (char)toupper(s[index]);
5085 // Mark hardware types for removal when the characters do not match
5086 if (c != token_char) {
5087 possible[i] = KMP_HW_UNKNOWN;
5088 num_possible--;
5089 }
5090 }
5091 }
5092 // Remove hardware types that this token cannot be
5093 size_t start = 0;
5094 for (size_t i = 0; i < n; ++i) {
5095 if (possible[i] != KMP_HW_UNKNOWN) {
5096 kmp_hw_t temp = possible[i];
5097 possible[i] = possible[start];
5098 possible[start] = temp;
5099 start++;
5100 }
5101 }
5102 KMP_ASSERT(start == num_possible);
5103 index++;
5104 }
5105
5106 // Attempt to break a tie if user has very short token
5107 // (e.g., is 'T' tile or thread?)
5108 if (num_possible > 1)
5109 return __kmp_hw_subset_break_tie(possible, num_possible);
5110 if (num_possible == 1)
5111 return possible[0];
5112 return KMP_HW_UNKNOWN;
5113 }
5114
5115 // The longest observable sequence of items can only be HW_LAST length
5116 // The input string is usually short enough, let's use 512 limit for now
5117 #define MAX_T_LEVEL KMP_HW_LAST
5118 #define MAX_STR_LEN 512
5119 static void __kmp_stg_parse_hw_subset(char const *name, char const *value,
5120 void *data) {
5121 // Value example: 1s,5c@3,2T
5122 // Which means "use 1 socket, 5 cores with offset 3, 2 threads per core"
5123 kmp_setting_t **rivals = (kmp_setting_t **)data;
5124 if (strcmp(name, "KMP_PLACE_THREADS") == 0) {
5125 KMP_INFORM(EnvVarDeprecated, name, "KMP_HW_SUBSET");
5126 }
5127 if (__kmp_stg_check_rivals(name, value, rivals)) {
5128 return;
5129 }
5130
5131 char *components[MAX_T_LEVEL];
5132 char const *digits = "0123456789";
5133 char input[MAX_STR_LEN];
5134 size_t len = 0, mlen = MAX_STR_LEN;
5135 int level = 0;
5136 bool absolute = false;
5137 // Canonicalize the string (remove spaces, unify delimiters, etc.)
5138 char *pos = CCAST(char *, value);
5139 while (*pos && mlen) {
5140 if (*pos != ' ') { // skip spaces
5141 if (len == 0 && *pos == ':') {
5142 absolute = true;
5143 } else {
5144 input[len] = (char)(toupper(*pos));
5145 if (input[len] == 'X')
5146 input[len] = ','; // unify delimiters of levels
5147 if (input[len] == 'O' && strchr(digits, *(pos + 1)))
5148 input[len] = '@'; // unify delimiters of offset
5149 len++;
5150 }
5151 }
5152 mlen--;
5153 pos++;
5154 }
5155 if (len == 0 || mlen == 0) {
5156 goto err; // contents is either empty or too long
5157 }
5158 input[len] = '\0';
5159 // Split by delimiter
5160 pos = input;
5161 components[level++] = pos;
5162 while ((pos = strchr(pos, ','))) {
5163 if (level >= MAX_T_LEVEL)
5164 goto err; // too many components provided
5165 *pos = '\0'; // modify input and avoid more copying
5166 components[level++] = ++pos; // expect something after ","
5167 }
5168
5169 __kmp_hw_subset = kmp_hw_subset_t::allocate();
5170 if (absolute)
5171 __kmp_hw_subset->set_absolute();
5172
5173 // Check each component
5174 for (int i = 0; i < level; ++i) {
5175 int core_level = 0;
5176 char *core_components[MAX_T_LEVEL];
5177 // Split possible core components by '&' delimiter
5178 pos = components[i];
5179 core_components[core_level++] = pos;
5180 while ((pos = strchr(pos, '&'))) {
5181 if (core_level >= MAX_T_LEVEL)
5182 goto err; // too many different core types
5183 *pos = '\0'; // modify input and avoid more copying
5184 core_components[core_level++] = ++pos; // expect something after '&'
5185 }
5186
5187 for (int j = 0; j < core_level; ++j) {
5188 char *offset_ptr;
5189 char *attr_ptr;
5190 int offset = 0;
5191 kmp_hw_attr_t attr;
5192 int num;
5193 // components may begin with an optional count of the number of resources
5194 if (isdigit(*core_components[j])) {
5195 num = atoi(core_components[j]);
5196 if (num <= 0) {
5197 goto err; // only positive integers are valid for count
5198 }
5199 pos = core_components[j] + strspn(core_components[j], digits);
5200 } else if (*core_components[j] == '*') {
5201 num = kmp_hw_subset_t::USE_ALL;
5202 pos = core_components[j] + 1;
5203 } else {
5204 num = kmp_hw_subset_t::USE_ALL;
5205 pos = core_components[j];
5206 }
5207
5208 offset_ptr = strchr(core_components[j], '@');
5209 attr_ptr = strchr(core_components[j], ':');
5210
5211 if (offset_ptr) {
5212 offset = atoi(offset_ptr + 1); // save offset
5213 *offset_ptr = '\0'; // cut the offset from the component
5214 }
5215 if (attr_ptr) {
5216 attr.clear();
5217 // save the attribute
5218 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
5219 if (__kmp_str_match("intel_core", -1, attr_ptr + 1)) {
5220 attr.set_core_type(KMP_HW_CORE_TYPE_CORE);
5221 } else if (__kmp_str_match("intel_atom", -1, attr_ptr + 1)) {
5222 attr.set_core_type(KMP_HW_CORE_TYPE_ATOM);
5223 } else
5224 #endif
5225 if (__kmp_str_match("eff", 3, attr_ptr + 1)) {
5226 const char *number = attr_ptr + 1;
5227 // skip the eff[iciency] token
5228 while (isalpha(*number))
5229 number++;
5230 if (!isdigit(*number)) {
5231 goto err;
5232 }
5233 int efficiency = atoi(number);
5234 attr.set_core_eff(efficiency);
5235 } else {
5236 goto err;
5237 }
5238 *attr_ptr = '\0'; // cut the attribute from the component
5239 }
5240 // detect the component type
5241 kmp_hw_t type = __kmp_stg_parse_hw_subset_name(pos);
5242 if (type == KMP_HW_UNKNOWN) {
5243 goto err;
5244 }
5245 // Only the core type can have attributes
5246 if (attr && type != KMP_HW_CORE)
5247 goto err;
5248 // Must allow core be specified more than once
5249 if (type != KMP_HW_CORE && __kmp_hw_subset->specified(type)) {
5250 goto err;
5251 }
5252 __kmp_hw_subset->push_back(num, type, offset, attr);
5253 }
5254 }
5255 return;
5256 err:
5257 KMP_WARNING(AffHWSubsetInvalid, name, value);
5258 if (__kmp_hw_subset) {
5259 kmp_hw_subset_t::deallocate(__kmp_hw_subset);
5260 __kmp_hw_subset = nullptr;
5261 }
5262 return;
5263 }
5264
5265 static void __kmp_stg_print_hw_subset(kmp_str_buf_t *buffer, char const *name,
5266 void *data) {
5267 kmp_str_buf_t buf;
5268 int depth;
5269 if (!__kmp_hw_subset)
5270 return;
5271 __kmp_str_buf_init(&buf);
5272 if (__kmp_env_format)
5273 KMP_STR_BUF_PRINT_NAME_EX(name);
5274 else
5275 __kmp_str_buf_print(buffer, " %s='", name);
5276
5277 depth = __kmp_hw_subset->get_depth();
5278 for (int i = 0; i < depth; ++i) {
5279 const auto &item = __kmp_hw_subset->at(i);
5280 if (i > 0)
5281 __kmp_str_buf_print(&buf, "%c", ',');
5282 for (int j = 0; j < item.num_attrs; ++j) {
5283 __kmp_str_buf_print(&buf, "%s%d%s", (j > 0 ? "&" : ""), item.num[j],
5284 __kmp_hw_get_keyword(item.type));
5285 if (item.attr[j].is_core_type_valid())
5286 __kmp_str_buf_print(
5287 &buf, ":%s",
5288 __kmp_hw_get_core_type_keyword(item.attr[j].get_core_type()));
5289 if (item.attr[j].is_core_eff_valid())
5290 __kmp_str_buf_print(&buf, ":eff%d", item.attr[j].get_core_eff());
5291 if (item.offset[j])
5292 __kmp_str_buf_print(&buf, "@%d", item.offset[j]);
5293 }
5294 }
5295 __kmp_str_buf_print(buffer, "%s'\n", buf.str);
5296 __kmp_str_buf_free(&buf);
5297 }
5298
5299 #if USE_ITT_BUILD
5300 // -----------------------------------------------------------------------------
5301 // KMP_FORKJOIN_FRAMES
5302
5303 static void __kmp_stg_parse_forkjoin_frames(char const *name, char const *value,
5304 void *data) {
5305 __kmp_stg_parse_bool(name, value, &__kmp_forkjoin_frames);
5306 } // __kmp_stg_parse_forkjoin_frames
5307
5308 static void __kmp_stg_print_forkjoin_frames(kmp_str_buf_t *buffer,
5309 char const *name, void *data) {
5310 __kmp_stg_print_bool(buffer, name, __kmp_forkjoin_frames);
5311 } // __kmp_stg_print_forkjoin_frames
5312
5313 // -----------------------------------------------------------------------------
5314 // KMP_FORKJOIN_FRAMES_MODE
5315
5316 static void __kmp_stg_parse_forkjoin_frames_mode(char const *name,
5317 char const *value,
5318 void *data) {
5319 __kmp_stg_parse_int(name, value, 0, 3, &__kmp_forkjoin_frames_mode);
5320 } // __kmp_stg_parse_forkjoin_frames
5321
5322 static void __kmp_stg_print_forkjoin_frames_mode(kmp_str_buf_t *buffer,
5323 char const *name, void *data) {
5324 __kmp_stg_print_int(buffer, name, __kmp_forkjoin_frames_mode);
5325 } // __kmp_stg_print_forkjoin_frames
5326 #endif /* USE_ITT_BUILD */
5327
5328 // -----------------------------------------------------------------------------
5329 // KMP_ENABLE_TASK_THROTTLING
5330
5331 static void __kmp_stg_parse_task_throttling(char const *name, char const *value,
5332 void *data) {
5333 __kmp_stg_parse_bool(name, value, &__kmp_enable_task_throttling);
5334 } // __kmp_stg_parse_task_throttling
5335
5336 static void __kmp_stg_print_task_throttling(kmp_str_buf_t *buffer,
5337 char const *name, void *data) {
5338 __kmp_stg_print_bool(buffer, name, __kmp_enable_task_throttling);
5339 } // __kmp_stg_print_task_throttling
5340
5341 #if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
5342 // -----------------------------------------------------------------------------
5343 // KMP_USER_LEVEL_MWAIT
5344
5345 static void __kmp_stg_parse_user_level_mwait(char const *name,
5346 char const *value, void *data) {
5347 __kmp_stg_parse_bool(name, value, &__kmp_user_level_mwait);
5348 } // __kmp_stg_parse_user_level_mwait
5349
5350 static void __kmp_stg_print_user_level_mwait(kmp_str_buf_t *buffer,
5351 char const *name, void *data) {
5352 __kmp_stg_print_bool(buffer, name, __kmp_user_level_mwait);
5353 } // __kmp_stg_print_user_level_mwait
5354
5355 // -----------------------------------------------------------------------------
5356 // KMP_MWAIT_HINTS
5357
5358 static void __kmp_stg_parse_mwait_hints(char const *name, char const *value,
5359 void *data) {
5360 __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_mwait_hints);
5361 } // __kmp_stg_parse_mwait_hints
5362
5363 static void __kmp_stg_print_mwait_hints(kmp_str_buf_t *buffer, char const *name,
5364 void *data) {
5365 __kmp_stg_print_int(buffer, name, __kmp_mwait_hints);
5366 } // __kmp_stg_print_mwait_hints
5367
5368 #endif // KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
5369
5370 #if KMP_HAVE_UMWAIT
5371 // -----------------------------------------------------------------------------
5372 // KMP_TPAUSE
5373 // 0 = don't use TPAUSE, 1 = use C0.1 state, 2 = use C0.2 state
5374
5375 static void __kmp_stg_parse_tpause(char const *name, char const *value,
5376 void *data) {
5377 __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_tpause_state);
5378 if (__kmp_tpause_state != 0) {
5379 // The actual hint passed to tpause is: 0 for C0.2 and 1 for C0.1
5380 if (__kmp_tpause_state == 2) // use C0.2
5381 __kmp_tpause_hint = 0; // default was set to 1 for C0.1
5382 }
5383 } // __kmp_stg_parse_tpause
5384
5385 static void __kmp_stg_print_tpause(kmp_str_buf_t *buffer, char const *name,
5386 void *data) {
5387 __kmp_stg_print_int(buffer, name, __kmp_tpause_state);
5388 } // __kmp_stg_print_tpause
5389 #endif // KMP_HAVE_UMWAIT
5390
5391 // -----------------------------------------------------------------------------
5392 // OMP_DISPLAY_ENV
5393
5394 static void __kmp_stg_parse_omp_display_env(char const *name, char const *value,
5395 void *data) {
5396 if (__kmp_str_match("VERBOSE", 1, value)) {
5397 __kmp_display_env_verbose = TRUE;
5398 } else {
5399 __kmp_stg_parse_bool(name, value, &__kmp_display_env);
5400 }
5401 } // __kmp_stg_parse_omp_display_env
5402
5403 static void __kmp_stg_print_omp_display_env(kmp_str_buf_t *buffer,
5404 char const *name, void *data) {
5405 if (__kmp_display_env_verbose) {
5406 __kmp_stg_print_str(buffer, name, "VERBOSE");
5407 } else {
5408 __kmp_stg_print_bool(buffer, name, __kmp_display_env);
5409 }
5410 } // __kmp_stg_print_omp_display_env
5411
5412 static void __kmp_stg_parse_omp_cancellation(char const *name,
5413 char const *value, void *data) {
5414 if (TCR_4(__kmp_init_parallel)) {
5415 KMP_WARNING(EnvParallelWarn, name);
5416 return;
5417 } // read value before first parallel only
5418 __kmp_stg_parse_bool(name, value, &__kmp_omp_cancellation);
5419 } // __kmp_stg_parse_omp_cancellation
5420
5421 static void __kmp_stg_print_omp_cancellation(kmp_str_buf_t *buffer,
5422 char const *name, void *data) {
5423 __kmp_stg_print_bool(buffer, name, __kmp_omp_cancellation);
5424 } // __kmp_stg_print_omp_cancellation
5425
5426 #if OMPT_SUPPORT
5427 int __kmp_tool = 1;
5428
5429 static void __kmp_stg_parse_omp_tool(char const *name, char const *value,
5430 void *data) {
5431 __kmp_stg_parse_bool(name, value, &__kmp_tool);
5432 } // __kmp_stg_parse_omp_tool
5433
5434 static void __kmp_stg_print_omp_tool(kmp_str_buf_t *buffer, char const *name,
5435 void *data) {
5436 if (__kmp_env_format) {
5437 KMP_STR_BUF_PRINT_BOOL_EX(name, __kmp_tool, "enabled", "disabled");
5438 } else {
5439 __kmp_str_buf_print(buffer, " %s=%s\n", name,
5440 __kmp_tool ? "enabled" : "disabled");
5441 }
5442 } // __kmp_stg_print_omp_tool
5443
5444 char *__kmp_tool_libraries = NULL;
5445
5446 static void __kmp_stg_parse_omp_tool_libraries(char const *name,
5447 char const *value, void *data) {
5448 __kmp_stg_parse_str(name, value, &__kmp_tool_libraries);
5449 } // __kmp_stg_parse_omp_tool_libraries
5450
5451 static void __kmp_stg_print_omp_tool_libraries(kmp_str_buf_t *buffer,
5452 char const *name, void *data) {
5453 if (__kmp_tool_libraries)
5454 __kmp_stg_print_str(buffer, name, __kmp_tool_libraries);
5455 else {
5456 if (__kmp_env_format) {
5457 KMP_STR_BUF_PRINT_NAME;
5458 } else {
5459 __kmp_str_buf_print(buffer, " %s", name);
5460 }
5461 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
5462 }
5463 } // __kmp_stg_print_omp_tool_libraries
5464
5465 char *__kmp_tool_verbose_init = NULL;
5466
5467 static void __kmp_stg_parse_omp_tool_verbose_init(char const *name,
5468 char const *value,
5469 void *data) {
5470 __kmp_stg_parse_str(name, value, &__kmp_tool_verbose_init);
5471 } // __kmp_stg_parse_omp_tool_libraries
5472
5473 static void __kmp_stg_print_omp_tool_verbose_init(kmp_str_buf_t *buffer,
5474 char const *name,
5475 void *data) {
5476 if (__kmp_tool_verbose_init)
5477 __kmp_stg_print_str(buffer, name, __kmp_tool_verbose_init);
5478 else {
5479 if (__kmp_env_format) {
5480 KMP_STR_BUF_PRINT_NAME;
5481 } else {
5482 __kmp_str_buf_print(buffer, " %s", name);
5483 }
5484 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
5485 }
5486 } // __kmp_stg_print_omp_tool_verbose_init
5487
5488 #endif
5489
5490 // Table.
5491
5492 static kmp_setting_t __kmp_stg_table[] = {
5493
5494 {"KMP_ALL_THREADS", __kmp_stg_parse_device_thread_limit, NULL, NULL, 0, 0},
5495 {"KMP_BLOCKTIME", __kmp_stg_parse_blocktime, __kmp_stg_print_blocktime,
5496 NULL, 0, 0},
5497 {"KMP_USE_YIELD", __kmp_stg_parse_use_yield, __kmp_stg_print_use_yield,
5498 NULL, 0, 0},
5499 {"KMP_DUPLICATE_LIB_OK", __kmp_stg_parse_duplicate_lib_ok,
5500 __kmp_stg_print_duplicate_lib_ok, NULL, 0, 0},
5501 {"KMP_LIBRARY", __kmp_stg_parse_wait_policy, __kmp_stg_print_wait_policy,
5502 NULL, 0, 0},
5503 {"KMP_DEVICE_THREAD_LIMIT", __kmp_stg_parse_device_thread_limit,
5504 __kmp_stg_print_device_thread_limit, NULL, 0, 0},
5505 #if KMP_USE_MONITOR
5506 {"KMP_MONITOR_STACKSIZE", __kmp_stg_parse_monitor_stacksize,
5507 __kmp_stg_print_monitor_stacksize, NULL, 0, 0},
5508 #endif
5509 {"KMP_SETTINGS", __kmp_stg_parse_settings, __kmp_stg_print_settings, NULL,
5510 0, 0},
5511 {"KMP_STACKOFFSET", __kmp_stg_parse_stackoffset,
5512 __kmp_stg_print_stackoffset, NULL, 0, 0},
5513 {"KMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
5514 NULL, 0, 0},
5515 {"KMP_STACKPAD", __kmp_stg_parse_stackpad, __kmp_stg_print_stackpad, NULL,
5516 0, 0},
5517 {"KMP_VERSION", __kmp_stg_parse_version, __kmp_stg_print_version, NULL, 0,
5518 0},
5519 {"KMP_WARNINGS", __kmp_stg_parse_warnings, __kmp_stg_print_warnings, NULL,
5520 0, 0},
5521
5522 {"KMP_NESTING_MODE", __kmp_stg_parse_nesting_mode,
5523 __kmp_stg_print_nesting_mode, NULL, 0, 0},
5524 {"OMP_NESTED", __kmp_stg_parse_nested, __kmp_stg_print_nested, NULL, 0, 0},
5525 {"OMP_NUM_THREADS", __kmp_stg_parse_num_threads,
5526 __kmp_stg_print_num_threads, NULL, 0, 0},
5527 {"OMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
5528 NULL, 0, 0},
5529
5530 {"KMP_TASKING", __kmp_stg_parse_tasking, __kmp_stg_print_tasking, NULL, 0,
5531 0},
5532 {"KMP_TASK_STEALING_CONSTRAINT", __kmp_stg_parse_task_stealing,
5533 __kmp_stg_print_task_stealing, NULL, 0, 0},
5534 {"OMP_MAX_ACTIVE_LEVELS", __kmp_stg_parse_max_active_levels,
5535 __kmp_stg_print_max_active_levels, NULL, 0, 0},
5536 {"OMP_DEFAULT_DEVICE", __kmp_stg_parse_default_device,
5537 __kmp_stg_print_default_device, NULL, 0, 0},
5538 {"OMP_TARGET_OFFLOAD", __kmp_stg_parse_target_offload,
5539 __kmp_stg_print_target_offload, NULL, 0, 0},
5540 {"OMP_MAX_TASK_PRIORITY", __kmp_stg_parse_max_task_priority,
5541 __kmp_stg_print_max_task_priority, NULL, 0, 0},
5542 {"KMP_TASKLOOP_MIN_TASKS", __kmp_stg_parse_taskloop_min_tasks,
5543 __kmp_stg_print_taskloop_min_tasks, NULL, 0, 0},
5544 {"OMP_THREAD_LIMIT", __kmp_stg_parse_thread_limit,
5545 __kmp_stg_print_thread_limit, NULL, 0, 0},
5546 {"KMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_thread_limit,
5547 __kmp_stg_print_teams_thread_limit, NULL, 0, 0},
5548 {"OMP_NUM_TEAMS", __kmp_stg_parse_nteams, __kmp_stg_print_nteams, NULL, 0,
5549 0},
5550 {"OMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_th_limit,
5551 __kmp_stg_print_teams_th_limit, NULL, 0, 0},
5552 {"OMP_WAIT_POLICY", __kmp_stg_parse_wait_policy,
5553 __kmp_stg_print_wait_policy, NULL, 0, 0},
5554 {"KMP_DISP_NUM_BUFFERS", __kmp_stg_parse_disp_buffers,
5555 __kmp_stg_print_disp_buffers, NULL, 0, 0},
5556 #if KMP_NESTED_HOT_TEAMS
5557 {"KMP_HOT_TEAMS_MAX_LEVEL", __kmp_stg_parse_hot_teams_level,
5558 __kmp_stg_print_hot_teams_level, NULL, 0, 0},
5559 {"KMP_HOT_TEAMS_MODE", __kmp_stg_parse_hot_teams_mode,
5560 __kmp_stg_print_hot_teams_mode, NULL, 0, 0},
5561 #endif // KMP_NESTED_HOT_TEAMS
5562
5563 #if KMP_HANDLE_SIGNALS
5564 {"KMP_HANDLE_SIGNALS", __kmp_stg_parse_handle_signals,
5565 __kmp_stg_print_handle_signals, NULL, 0, 0},
5566 #endif
5567
5568 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
5569 {"KMP_INHERIT_FP_CONTROL", __kmp_stg_parse_inherit_fp_control,
5570 __kmp_stg_print_inherit_fp_control, NULL, 0, 0},
5571 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
5572
5573 #ifdef KMP_GOMP_COMPAT
5574 {"GOMP_STACKSIZE", __kmp_stg_parse_stacksize, NULL, NULL, 0, 0},
5575 #endif
5576
5577 #ifdef KMP_DEBUG
5578 {"KMP_A_DEBUG", __kmp_stg_parse_a_debug, __kmp_stg_print_a_debug, NULL, 0,
5579 0},
5580 {"KMP_B_DEBUG", __kmp_stg_parse_b_debug, __kmp_stg_print_b_debug, NULL, 0,
5581 0},
5582 {"KMP_C_DEBUG", __kmp_stg_parse_c_debug, __kmp_stg_print_c_debug, NULL, 0,
5583 0},
5584 {"KMP_D_DEBUG", __kmp_stg_parse_d_debug, __kmp_stg_print_d_debug, NULL, 0,
5585 0},
5586 {"KMP_E_DEBUG", __kmp_stg_parse_e_debug, __kmp_stg_print_e_debug, NULL, 0,
5587 0},
5588 {"KMP_F_DEBUG", __kmp_stg_parse_f_debug, __kmp_stg_print_f_debug, NULL, 0,
5589 0},
5590 {"KMP_DEBUG", __kmp_stg_parse_debug, NULL, /* no print */ NULL, 0, 0},
5591 {"KMP_DEBUG_BUF", __kmp_stg_parse_debug_buf, __kmp_stg_print_debug_buf,
5592 NULL, 0, 0},
5593 {"KMP_DEBUG_BUF_ATOMIC", __kmp_stg_parse_debug_buf_atomic,
5594 __kmp_stg_print_debug_buf_atomic, NULL, 0, 0},
5595 {"KMP_DEBUG_BUF_CHARS", __kmp_stg_parse_debug_buf_chars,
5596 __kmp_stg_print_debug_buf_chars, NULL, 0, 0},
5597 {"KMP_DEBUG_BUF_LINES", __kmp_stg_parse_debug_buf_lines,
5598 __kmp_stg_print_debug_buf_lines, NULL, 0, 0},
5599 {"KMP_DIAG", __kmp_stg_parse_diag, __kmp_stg_print_diag, NULL, 0, 0},
5600
5601 {"KMP_PAR_RANGE", __kmp_stg_parse_par_range_env,
5602 __kmp_stg_print_par_range_env, NULL, 0, 0},
5603 #endif // KMP_DEBUG
5604
5605 {"KMP_ALIGN_ALLOC", __kmp_stg_parse_align_alloc,
5606 __kmp_stg_print_align_alloc, NULL, 0, 0},
5607
5608 {"KMP_PLAIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5609 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5610 {"KMP_PLAIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5611 __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5612 {"KMP_FORKJOIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5613 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5614 {"KMP_FORKJOIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5615 __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5616 #if KMP_FAST_REDUCTION_BARRIER
5617 {"KMP_REDUCTION_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5618 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5619 {"KMP_REDUCTION_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5620 __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5621 #endif
5622
5623 {"KMP_ABORT_DELAY", __kmp_stg_parse_abort_delay,
5624 __kmp_stg_print_abort_delay, NULL, 0, 0},
5625 {"KMP_CPUINFO_FILE", __kmp_stg_parse_cpuinfo_file,
5626 __kmp_stg_print_cpuinfo_file, NULL, 0, 0},
5627 {"KMP_FORCE_REDUCTION", __kmp_stg_parse_force_reduction,
5628 __kmp_stg_print_force_reduction, NULL, 0, 0},
5629 {"KMP_DETERMINISTIC_REDUCTION", __kmp_stg_parse_force_reduction,
5630 __kmp_stg_print_force_reduction, NULL, 0, 0},
5631 {"KMP_STORAGE_MAP", __kmp_stg_parse_storage_map,
5632 __kmp_stg_print_storage_map, NULL, 0, 0},
5633 {"KMP_ALL_THREADPRIVATE", __kmp_stg_parse_all_threadprivate,
5634 __kmp_stg_print_all_threadprivate, NULL, 0, 0},
5635 {"KMP_FOREIGN_THREADS_THREADPRIVATE",
5636 __kmp_stg_parse_foreign_threads_threadprivate,
5637 __kmp_stg_print_foreign_threads_threadprivate, NULL, 0, 0},
5638
5639 #if KMP_AFFINITY_SUPPORTED
5640 {"KMP_AFFINITY", __kmp_stg_parse_affinity, __kmp_stg_print_affinity, NULL,
5641 0, 0},
5642 {"KMP_HIDDEN_HELPER_AFFINITY", __kmp_stg_parse_hh_affinity,
5643 __kmp_stg_print_hh_affinity, NULL, 0, 0},
5644 #ifdef KMP_GOMP_COMPAT
5645 {"GOMP_CPU_AFFINITY", __kmp_stg_parse_gomp_cpu_affinity, NULL,
5646 /* no print */ NULL, 0, 0},
5647 #endif /* KMP_GOMP_COMPAT */
5648 {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
5649 NULL, 0, 0},
5650 {"KMP_TEAMS_PROC_BIND", __kmp_stg_parse_teams_proc_bind,
5651 __kmp_stg_print_teams_proc_bind, NULL, 0, 0},
5652 {"OMP_PLACES", __kmp_stg_parse_places, __kmp_stg_print_places, NULL, 0, 0},
5653 {"KMP_TOPOLOGY_METHOD", __kmp_stg_parse_topology_method,
5654 __kmp_stg_print_topology_method, NULL, 0, 0},
5655
5656 #else
5657
5658 // KMP_AFFINITY is not supported on OS X*, nor is OMP_PLACES.
5659 // OMP_PROC_BIND and proc-bind-var are supported, however.
5660 {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
5661 NULL, 0, 0},
5662
5663 #endif // KMP_AFFINITY_SUPPORTED
5664 {"OMP_DISPLAY_AFFINITY", __kmp_stg_parse_display_affinity,
5665 __kmp_stg_print_display_affinity, NULL, 0, 0},
5666 {"OMP_AFFINITY_FORMAT", __kmp_stg_parse_affinity_format,
5667 __kmp_stg_print_affinity_format, NULL, 0, 0},
5668 {"KMP_INIT_AT_FORK", __kmp_stg_parse_init_at_fork,
5669 __kmp_stg_print_init_at_fork, NULL, 0, 0},
5670 {"KMP_SCHEDULE", __kmp_stg_parse_schedule, __kmp_stg_print_schedule, NULL,
5671 0, 0},
5672 {"OMP_SCHEDULE", __kmp_stg_parse_omp_schedule, __kmp_stg_print_omp_schedule,
5673 NULL, 0, 0},
5674 #if KMP_USE_HIER_SCHED
5675 {"KMP_DISP_HAND_THREAD", __kmp_stg_parse_kmp_hand_thread,
5676 __kmp_stg_print_kmp_hand_thread, NULL, 0, 0},
5677 #endif
5678 {"KMP_FORCE_MONOTONIC_DYNAMIC_SCHEDULE",
5679 __kmp_stg_parse_kmp_force_monotonic, __kmp_stg_print_kmp_force_monotonic,
5680 NULL, 0, 0},
5681 {"KMP_ATOMIC_MODE", __kmp_stg_parse_atomic_mode,
5682 __kmp_stg_print_atomic_mode, NULL, 0, 0},
5683 {"KMP_CONSISTENCY_CHECK", __kmp_stg_parse_consistency_check,
5684 __kmp_stg_print_consistency_check, NULL, 0, 0},
5685
5686 #if USE_ITT_BUILD && USE_ITT_NOTIFY
5687 {"KMP_ITT_PREPARE_DELAY", __kmp_stg_parse_itt_prepare_delay,
5688 __kmp_stg_print_itt_prepare_delay, NULL, 0, 0},
5689 #endif /* USE_ITT_BUILD && USE_ITT_NOTIFY */
5690 {"KMP_MALLOC_POOL_INCR", __kmp_stg_parse_malloc_pool_incr,
5691 __kmp_stg_print_malloc_pool_incr, NULL, 0, 0},
5692 {"KMP_GTID_MODE", __kmp_stg_parse_gtid_mode, __kmp_stg_print_gtid_mode,
5693 NULL, 0, 0},
5694 {"OMP_DYNAMIC", __kmp_stg_parse_omp_dynamic, __kmp_stg_print_omp_dynamic,
5695 NULL, 0, 0},
5696 {"KMP_DYNAMIC_MODE", __kmp_stg_parse_kmp_dynamic_mode,
5697 __kmp_stg_print_kmp_dynamic_mode, NULL, 0, 0},
5698
5699 #ifdef USE_LOAD_BALANCE
5700 {"KMP_LOAD_BALANCE_INTERVAL", __kmp_stg_parse_ld_balance_interval,
5701 __kmp_stg_print_ld_balance_interval, NULL, 0, 0},
5702 #endif
5703
5704 {"KMP_NUM_LOCKS_IN_BLOCK", __kmp_stg_parse_lock_block,
5705 __kmp_stg_print_lock_block, NULL, 0, 0},
5706 {"KMP_LOCK_KIND", __kmp_stg_parse_lock_kind, __kmp_stg_print_lock_kind,
5707 NULL, 0, 0},
5708 {"KMP_SPIN_BACKOFF_PARAMS", __kmp_stg_parse_spin_backoff_params,
5709 __kmp_stg_print_spin_backoff_params, NULL, 0, 0},
5710 #if KMP_USE_ADAPTIVE_LOCKS
5711 {"KMP_ADAPTIVE_LOCK_PROPS", __kmp_stg_parse_adaptive_lock_props,
5712 __kmp_stg_print_adaptive_lock_props, NULL, 0, 0},
5713 #if KMP_DEBUG_ADAPTIVE_LOCKS
5714 {"KMP_SPECULATIVE_STATSFILE", __kmp_stg_parse_speculative_statsfile,
5715 __kmp_stg_print_speculative_statsfile, NULL, 0, 0},
5716 #endif
5717 #endif // KMP_USE_ADAPTIVE_LOCKS
5718 {"KMP_PLACE_THREADS", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
5719 NULL, 0, 0},
5720 {"KMP_HW_SUBSET", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
5721 NULL, 0, 0},
5722 #if USE_ITT_BUILD
5723 {"KMP_FORKJOIN_FRAMES", __kmp_stg_parse_forkjoin_frames,
5724 __kmp_stg_print_forkjoin_frames, NULL, 0, 0},
5725 {"KMP_FORKJOIN_FRAMES_MODE", __kmp_stg_parse_forkjoin_frames_mode,
5726 __kmp_stg_print_forkjoin_frames_mode, NULL, 0, 0},
5727 #endif
5728 {"KMP_ENABLE_TASK_THROTTLING", __kmp_stg_parse_task_throttling,
5729 __kmp_stg_print_task_throttling, NULL, 0, 0},
5730
5731 {"OMP_DISPLAY_ENV", __kmp_stg_parse_omp_display_env,
5732 __kmp_stg_print_omp_display_env, NULL, 0, 0},
5733 {"OMP_CANCELLATION", __kmp_stg_parse_omp_cancellation,
5734 __kmp_stg_print_omp_cancellation, NULL, 0, 0},
5735 {"OMP_ALLOCATOR", __kmp_stg_parse_allocator, __kmp_stg_print_allocator,
5736 NULL, 0, 0},
5737 {"LIBOMP_USE_HIDDEN_HELPER_TASK", __kmp_stg_parse_use_hidden_helper,
5738 __kmp_stg_print_use_hidden_helper, NULL, 0, 0},
5739 {"LIBOMP_NUM_HIDDEN_HELPER_THREADS",
5740 __kmp_stg_parse_num_hidden_helper_threads,
5741 __kmp_stg_print_num_hidden_helper_threads, NULL, 0, 0},
5742 #if OMPX_TASKGRAPH
5743 {"KMP_MAX_TDGS", __kmp_stg_parse_max_tdgs, __kmp_std_print_max_tdgs, NULL,
5744 0, 0},
5745 {"KMP_TDG_DOT", __kmp_stg_parse_tdg_dot, __kmp_stg_print_tdg_dot, NULL, 0, 0},
5746 #endif
5747
5748 #if OMPT_SUPPORT
5749 {"OMP_TOOL", __kmp_stg_parse_omp_tool, __kmp_stg_print_omp_tool, NULL, 0,
5750 0},
5751 {"OMP_TOOL_LIBRARIES", __kmp_stg_parse_omp_tool_libraries,
5752 __kmp_stg_print_omp_tool_libraries, NULL, 0, 0},
5753 {"OMP_TOOL_VERBOSE_INIT", __kmp_stg_parse_omp_tool_verbose_init,
5754 __kmp_stg_print_omp_tool_verbose_init, NULL, 0, 0},
5755 #endif
5756
5757 #if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
5758 {"KMP_USER_LEVEL_MWAIT", __kmp_stg_parse_user_level_mwait,
5759 __kmp_stg_print_user_level_mwait, NULL, 0, 0},
5760 {"KMP_MWAIT_HINTS", __kmp_stg_parse_mwait_hints,
5761 __kmp_stg_print_mwait_hints, NULL, 0, 0},
5762 #endif
5763
5764 #if KMP_HAVE_UMWAIT
5765 {"KMP_TPAUSE", __kmp_stg_parse_tpause, __kmp_stg_print_tpause, NULL, 0, 0},
5766 #endif
5767 {"", NULL, NULL, NULL, 0, 0}}; // settings
5768
5769 static int const __kmp_stg_count =
5770 sizeof(__kmp_stg_table) / sizeof(kmp_setting_t);
5771
5772 static inline kmp_setting_t *__kmp_stg_find(char const *name) {
5773
5774 int i;
5775 if (name != NULL) {
5776 for (i = 0; i < __kmp_stg_count; ++i) {
5777 if (strcmp(__kmp_stg_table[i].name, name) == 0) {
5778 return &__kmp_stg_table[i];
5779 }
5780 }
5781 }
5782 return NULL;
5783
5784 } // __kmp_stg_find
5785
5786 static int __kmp_stg_cmp(void const *_a, void const *_b) {
5787 const kmp_setting_t *a = RCAST(const kmp_setting_t *, _a);
5788 const kmp_setting_t *b = RCAST(const kmp_setting_t *, _b);
5789
5790 // Process KMP_AFFINITY last.
5791 // It needs to come after OMP_PLACES and GOMP_CPU_AFFINITY.
5792 if (strcmp(a->name, "KMP_AFFINITY") == 0) {
5793 if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5794 return 0;
5795 }
5796 return 1;
5797 } else if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5798 return -1;
5799 }
5800 return strcmp(a->name, b->name);
5801 } // __kmp_stg_cmp
5802
5803 static void __kmp_stg_init(void) {
5804
5805 static int initialized = 0;
5806
5807 if (!initialized) {
5808
5809 // Sort table.
5810 qsort(__kmp_stg_table, __kmp_stg_count - 1, sizeof(kmp_setting_t),
5811 __kmp_stg_cmp);
5812
5813 { // Initialize *_STACKSIZE data.
5814 kmp_setting_t *kmp_stacksize =
5815 __kmp_stg_find("KMP_STACKSIZE"); // 1st priority.
5816 #ifdef KMP_GOMP_COMPAT
5817 kmp_setting_t *gomp_stacksize =
5818 __kmp_stg_find("GOMP_STACKSIZE"); // 2nd priority.
5819 #endif
5820 kmp_setting_t *omp_stacksize =
5821 __kmp_stg_find("OMP_STACKSIZE"); // 3rd priority.
5822
5823 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5824 // !!! Compiler does not understand rivals is used and optimizes out
5825 // assignments
5826 // !!! rivals[ i ++ ] = ...;
5827 static kmp_setting_t *volatile rivals[4];
5828 static kmp_stg_ss_data_t kmp_data = {1, CCAST(kmp_setting_t **, rivals)};
5829 #ifdef KMP_GOMP_COMPAT
5830 static kmp_stg_ss_data_t gomp_data = {1024,
5831 CCAST(kmp_setting_t **, rivals)};
5832 #endif
5833 static kmp_stg_ss_data_t omp_data = {1024,
5834 CCAST(kmp_setting_t **, rivals)};
5835 int i = 0;
5836
5837 rivals[i++] = kmp_stacksize;
5838 #ifdef KMP_GOMP_COMPAT
5839 if (gomp_stacksize != NULL) {
5840 rivals[i++] = gomp_stacksize;
5841 }
5842 #endif
5843 rivals[i++] = omp_stacksize;
5844 rivals[i++] = NULL;
5845
5846 kmp_stacksize->data = &kmp_data;
5847 #ifdef KMP_GOMP_COMPAT
5848 if (gomp_stacksize != NULL) {
5849 gomp_stacksize->data = &gomp_data;
5850 }
5851 #endif
5852 omp_stacksize->data = &omp_data;
5853 }
5854
5855 { // Initialize KMP_LIBRARY and OMP_WAIT_POLICY data.
5856 kmp_setting_t *kmp_library =
5857 __kmp_stg_find("KMP_LIBRARY"); // 1st priority.
5858 kmp_setting_t *omp_wait_policy =
5859 __kmp_stg_find("OMP_WAIT_POLICY"); // 2nd priority.
5860
5861 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5862 static kmp_setting_t *volatile rivals[3];
5863 static kmp_stg_wp_data_t kmp_data = {0, CCAST(kmp_setting_t **, rivals)};
5864 static kmp_stg_wp_data_t omp_data = {1, CCAST(kmp_setting_t **, rivals)};
5865 int i = 0;
5866
5867 rivals[i++] = kmp_library;
5868 if (omp_wait_policy != NULL) {
5869 rivals[i++] = omp_wait_policy;
5870 }
5871 rivals[i++] = NULL;
5872
5873 kmp_library->data = &kmp_data;
5874 if (omp_wait_policy != NULL) {
5875 omp_wait_policy->data = &omp_data;
5876 }
5877 }
5878
5879 { // Initialize KMP_DEVICE_THREAD_LIMIT and KMP_ALL_THREADS
5880 kmp_setting_t *kmp_device_thread_limit =
5881 __kmp_stg_find("KMP_DEVICE_THREAD_LIMIT"); // 1st priority.
5882 kmp_setting_t *kmp_all_threads =
5883 __kmp_stg_find("KMP_ALL_THREADS"); // 2nd priority.
5884
5885 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5886 static kmp_setting_t *volatile rivals[3];
5887 int i = 0;
5888
5889 rivals[i++] = kmp_device_thread_limit;
5890 rivals[i++] = kmp_all_threads;
5891 rivals[i++] = NULL;
5892
5893 kmp_device_thread_limit->data = CCAST(kmp_setting_t **, rivals);
5894 kmp_all_threads->data = CCAST(kmp_setting_t **, rivals);
5895 }
5896
5897 { // Initialize KMP_HW_SUBSET and KMP_PLACE_THREADS
5898 // 1st priority
5899 kmp_setting_t *kmp_hw_subset = __kmp_stg_find("KMP_HW_SUBSET");
5900 // 2nd priority
5901 kmp_setting_t *kmp_place_threads = __kmp_stg_find("KMP_PLACE_THREADS");
5902
5903 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5904 static kmp_setting_t *volatile rivals[3];
5905 int i = 0;
5906
5907 rivals[i++] = kmp_hw_subset;
5908 rivals[i++] = kmp_place_threads;
5909 rivals[i++] = NULL;
5910
5911 kmp_hw_subset->data = CCAST(kmp_setting_t **, rivals);
5912 kmp_place_threads->data = CCAST(kmp_setting_t **, rivals);
5913 }
5914
5915 #if KMP_AFFINITY_SUPPORTED
5916 { // Initialize KMP_AFFINITY, GOMP_CPU_AFFINITY, and OMP_PROC_BIND data.
5917 kmp_setting_t *kmp_affinity =
5918 __kmp_stg_find("KMP_AFFINITY"); // 1st priority.
5919 KMP_DEBUG_ASSERT(kmp_affinity != NULL);
5920
5921 #ifdef KMP_GOMP_COMPAT
5922 kmp_setting_t *gomp_cpu_affinity =
5923 __kmp_stg_find("GOMP_CPU_AFFINITY"); // 2nd priority.
5924 KMP_DEBUG_ASSERT(gomp_cpu_affinity != NULL);
5925 #endif
5926
5927 kmp_setting_t *omp_proc_bind =
5928 __kmp_stg_find("OMP_PROC_BIND"); // 3rd priority.
5929 KMP_DEBUG_ASSERT(omp_proc_bind != NULL);
5930
5931 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5932 static kmp_setting_t *volatile rivals[4];
5933 int i = 0;
5934
5935 rivals[i++] = kmp_affinity;
5936
5937 #ifdef KMP_GOMP_COMPAT
5938 rivals[i++] = gomp_cpu_affinity;
5939 gomp_cpu_affinity->data = CCAST(kmp_setting_t **, rivals);
5940 #endif
5941
5942 rivals[i++] = omp_proc_bind;
5943 omp_proc_bind->data = CCAST(kmp_setting_t **, rivals);
5944 rivals[i++] = NULL;
5945
5946 static kmp_setting_t *volatile places_rivals[4];
5947 i = 0;
5948
5949 kmp_setting_t *omp_places = __kmp_stg_find("OMP_PLACES"); // 3rd priority.
5950 KMP_DEBUG_ASSERT(omp_places != NULL);
5951
5952 places_rivals[i++] = kmp_affinity;
5953 #ifdef KMP_GOMP_COMPAT
5954 places_rivals[i++] = gomp_cpu_affinity;
5955 #endif
5956 places_rivals[i++] = omp_places;
5957 omp_places->data = CCAST(kmp_setting_t **, places_rivals);
5958 places_rivals[i++] = NULL;
5959 }
5960 #else
5961 // KMP_AFFINITY not supported, so OMP_PROC_BIND has no rivals.
5962 // OMP_PLACES not supported yet.
5963 #endif // KMP_AFFINITY_SUPPORTED
5964
5965 { // Initialize KMP_DETERMINISTIC_REDUCTION and KMP_FORCE_REDUCTION data.
5966 kmp_setting_t *kmp_force_red =
5967 __kmp_stg_find("KMP_FORCE_REDUCTION"); // 1st priority.
5968 kmp_setting_t *kmp_determ_red =
5969 __kmp_stg_find("KMP_DETERMINISTIC_REDUCTION"); // 2nd priority.
5970
5971 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5972 static kmp_setting_t *volatile rivals[3];
5973 static kmp_stg_fr_data_t force_data = {1,
5974 CCAST(kmp_setting_t **, rivals)};
5975 static kmp_stg_fr_data_t determ_data = {0,
5976 CCAST(kmp_setting_t **, rivals)};
5977 int i = 0;
5978
5979 rivals[i++] = kmp_force_red;
5980 if (kmp_determ_red != NULL) {
5981 rivals[i++] = kmp_determ_red;
5982 }
5983 rivals[i++] = NULL;
5984
5985 kmp_force_red->data = &force_data;
5986 if (kmp_determ_red != NULL) {
5987 kmp_determ_red->data = &determ_data;
5988 }
5989 }
5990
5991 initialized = 1;
5992 }
5993
5994 // Reset flags.
5995 int i;
5996 for (i = 0; i < __kmp_stg_count; ++i) {
5997 __kmp_stg_table[i].set = 0;
5998 }
5999
6000 } // __kmp_stg_init
6001
6002 static void __kmp_stg_parse(char const *name, char const *value) {
6003 // On Windows* OS there are some nameless variables like "C:=C:\" (yeah,
6004 // really nameless, they are presented in environment block as
6005 // "=C:=C\\\x00=D:=D:\\\x00...", so let us skip them.
6006 if (name[0] == 0) {
6007 return;
6008 }
6009
6010 if (value != NULL) {
6011 kmp_setting_t *setting = __kmp_stg_find(name);
6012 if (setting != NULL) {
6013 setting->parse(name, value, setting->data);
6014 setting->defined = 1;
6015 }
6016 }
6017
6018 } // __kmp_stg_parse
6019
6020 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found.
6021 char const *name, // Name of variable.
6022 char const *value, // Value of the variable.
6023 kmp_setting_t **rivals // List of rival settings (must include current one).
6024 ) {
6025
6026 if (rivals == NULL) {
6027 return 0;
6028 }
6029
6030 // Loop thru higher priority settings (listed before current).
6031 int i = 0;
6032 for (; strcmp(rivals[i]->name, name) != 0; i++) {
6033 KMP_DEBUG_ASSERT(rivals[i] != NULL);
6034
6035 #if KMP_AFFINITY_SUPPORTED
6036 if (rivals[i] == __kmp_affinity_notype) {
6037 // If KMP_AFFINITY is specified without a type name,
6038 // it does not rival OMP_PROC_BIND or GOMP_CPU_AFFINITY.
6039 continue;
6040 }
6041 #endif
6042
6043 if (rivals[i]->set) {
6044 KMP_WARNING(StgIgnored, name, rivals[i]->name);
6045 return 1;
6046 }
6047 }
6048
6049 ++i; // Skip current setting.
6050 return 0;
6051
6052 } // __kmp_stg_check_rivals
6053
6054 static int __kmp_env_toPrint(char const *name, int flag) {
6055 int rc = 0;
6056 kmp_setting_t *setting = __kmp_stg_find(name);
6057 if (setting != NULL) {
6058 rc = setting->defined;
6059 if (flag >= 0) {
6060 setting->defined = flag;
6061 }
6062 }
6063 return rc;
6064 }
6065
6066 #if defined(KMP_DEBUG) && KMP_AFFINITY_SUPPORTED
6067 static void __kmp_print_affinity_settings(const kmp_affinity_t *affinity) {
6068 K_DIAG(1, ("%s:\n", affinity->env_var));
6069 K_DIAG(1, (" type : %d\n", affinity->type));
6070 K_DIAG(1, (" compact : %d\n", affinity->compact));
6071 K_DIAG(1, (" offset : %d\n", affinity->offset));
6072 K_DIAG(1, (" verbose : %u\n", affinity->flags.verbose));
6073 K_DIAG(1, (" warnings : %u\n", affinity->flags.warnings));
6074 K_DIAG(1, (" respect : %u\n", affinity->flags.respect));
6075 K_DIAG(1, (" reset : %u\n", affinity->flags.reset));
6076 K_DIAG(1, (" dups : %u\n", affinity->flags.dups));
6077 K_DIAG(1, (" gran : %d\n", (int)affinity->gran));
6078 KMP_DEBUG_ASSERT(affinity->type != affinity_default);
6079 }
6080 #endif
6081
6082 static void __kmp_aux_env_initialize(kmp_env_blk_t *block) {
6083
6084 char const *value;
6085
6086 /* OMP_NUM_THREADS */
6087 value = __kmp_env_blk_var(block, "OMP_NUM_THREADS");
6088 if (value) {
6089 ompc_set_num_threads(__kmp_dflt_team_nth);
6090 }
6091
6092 /* KMP_BLOCKTIME */
6093 value = __kmp_env_blk_var(block, "KMP_BLOCKTIME");
6094 if (value) {
6095 int gtid, tid;
6096 kmp_info_t *thread;
6097
6098 gtid = __kmp_entry_gtid();
6099 tid = __kmp_tid_from_gtid(gtid);
6100 thread = __kmp_thread_from_gtid(gtid);
6101 __kmp_aux_set_blocktime(__kmp_dflt_blocktime, thread, tid);
6102 }
6103
6104 /* OMP_NESTED */
6105 value = __kmp_env_blk_var(block, "OMP_NESTED");
6106 if (value) {
6107 ompc_set_nested(__kmp_dflt_max_active_levels > 1);
6108 }
6109
6110 /* OMP_DYNAMIC */
6111 value = __kmp_env_blk_var(block, "OMP_DYNAMIC");
6112 if (value) {
6113 ompc_set_dynamic(__kmp_global.g.g_dynamic);
6114 }
6115 }
6116
6117 void __kmp_env_initialize(char const *string) {
6118
6119 kmp_env_blk_t block;
6120 int i;
6121
6122 __kmp_stg_init();
6123
6124 // Hack!!!
6125 if (string == NULL) {
6126 // __kmp_max_nth = __kmp_sys_max_nth;
6127 __kmp_threads_capacity =
6128 __kmp_initial_threads_capacity(__kmp_dflt_team_nth_ub);
6129 }
6130 __kmp_env_blk_init(&block, string);
6131
6132 // update the set flag on all entries that have an env var
6133 for (i = 0; i < block.count; ++i) {
6134 if ((block.vars[i].name == NULL) || (*block.vars[i].name == '\0')) {
6135 continue;
6136 }
6137 if (block.vars[i].value == NULL) {
6138 continue;
6139 }
6140 kmp_setting_t *setting = __kmp_stg_find(block.vars[i].name);
6141 if (setting != NULL) {
6142 setting->set = 1;
6143 }
6144 }
6145
6146 // We need to know if blocktime was set when processing OMP_WAIT_POLICY
6147 blocktime_str = __kmp_env_blk_var(&block, "KMP_BLOCKTIME");
6148
6149 // Special case. If we parse environment, not a string, process KMP_WARNINGS
6150 // first.
6151 if (string == NULL) {
6152 char const *name = "KMP_WARNINGS";
6153 char const *value = __kmp_env_blk_var(&block, name);
6154 __kmp_stg_parse(name, value);
6155 }
6156
6157 #if KMP_AFFINITY_SUPPORTED
6158 // Special case. KMP_AFFINITY is not a rival to other affinity env vars
6159 // if no affinity type is specified. We want to allow
6160 // KMP_AFFINITY=[no],verbose/[no]warnings/etc. to be enabled when
6161 // specifying the affinity type via GOMP_CPU_AFFINITY or the OMP 4.0
6162 // affinity mechanism.
6163 __kmp_affinity_notype = NULL;
6164 char const *aff_str = __kmp_env_blk_var(&block, "KMP_AFFINITY");
6165 if (aff_str != NULL) {
6166 // Check if the KMP_AFFINITY type is specified in the string.
6167 // We just search the string for "compact", "scatter", etc.
6168 // without really parsing the string. The syntax of the
6169 // KMP_AFFINITY env var is such that none of the affinity
6170 // type names can appear anywhere other that the type
6171 // specifier, even as substrings.
6172 //
6173 // I can't find a case-insensitive version of strstr on Windows* OS.
6174 // Use the case-sensitive version for now.
6175
6176 #if KMP_OS_WINDOWS
6177 #define FIND strstr
6178 #else
6179 #define FIND strcasestr
6180 #endif
6181
6182 if ((FIND(aff_str, "none") == NULL) &&
6183 (FIND(aff_str, "physical") == NULL) &&
6184 (FIND(aff_str, "logical") == NULL) &&
6185 (FIND(aff_str, "compact") == NULL) &&
6186 (FIND(aff_str, "scatter") == NULL) &&
6187 (FIND(aff_str, "explicit") == NULL) &&
6188 (FIND(aff_str, "balanced") == NULL) &&
6189 (FIND(aff_str, "disabled") == NULL)) {
6190 __kmp_affinity_notype = __kmp_stg_find("KMP_AFFINITY");
6191 } else {
6192 // A new affinity type is specified.
6193 // Reset the affinity flags to their default values,
6194 // in case this is called from kmp_set_defaults().
6195 __kmp_affinity.type = affinity_default;
6196 __kmp_affinity.gran = KMP_HW_UNKNOWN;
6197 __kmp_affinity_top_method = affinity_top_method_default;
6198 __kmp_affinity.flags.respect = affinity_respect_mask_default;
6199 }
6200 #undef FIND
6201
6202 // Also reset the affinity flags if OMP_PROC_BIND is specified.
6203 aff_str = __kmp_env_blk_var(&block, "OMP_PROC_BIND");
6204 if (aff_str != NULL) {
6205 __kmp_affinity.type = affinity_default;
6206 __kmp_affinity.gran = KMP_HW_UNKNOWN;
6207 __kmp_affinity_top_method = affinity_top_method_default;
6208 __kmp_affinity.flags.respect = affinity_respect_mask_default;
6209 }
6210 }
6211
6212 #endif /* KMP_AFFINITY_SUPPORTED */
6213
6214 // Set up the nested proc bind type vector.
6215 if (__kmp_nested_proc_bind.bind_types == NULL) {
6216 __kmp_nested_proc_bind.bind_types =
6217 (kmp_proc_bind_t *)KMP_INTERNAL_MALLOC(sizeof(kmp_proc_bind_t));
6218 if (__kmp_nested_proc_bind.bind_types == NULL) {
6219 KMP_FATAL(MemoryAllocFailed);
6220 }
6221 __kmp_nested_proc_bind.size = 1;
6222 __kmp_nested_proc_bind.used = 1;
6223 #if KMP_AFFINITY_SUPPORTED
6224 __kmp_nested_proc_bind.bind_types[0] = proc_bind_default;
6225 #else
6226 // default proc bind is false if affinity not supported
6227 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
6228 #endif
6229 }
6230
6231 // Set up the affinity format ICV
6232 // Grab the default affinity format string from the message catalog
6233 kmp_msg_t m =
6234 __kmp_msg_format(kmp_i18n_msg_AffFormatDefault, "%P", "%i", "%n", "%A");
6235 KMP_DEBUG_ASSERT(KMP_STRLEN(m.str) < KMP_AFFINITY_FORMAT_SIZE);
6236
6237 if (__kmp_affinity_format == NULL) {
6238 __kmp_affinity_format =
6239 (char *)KMP_INTERNAL_MALLOC(sizeof(char) * KMP_AFFINITY_FORMAT_SIZE);
6240 }
6241 KMP_STRCPY_S(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, m.str);
6242 __kmp_str_free(&m.str);
6243
6244 // Now process all of the settings.
6245 for (i = 0; i < block.count; ++i) {
6246 __kmp_stg_parse(block.vars[i].name, block.vars[i].value);
6247 }
6248
6249 // If user locks have been allocated yet, don't reset the lock vptr table.
6250 if (!__kmp_init_user_locks) {
6251 if (__kmp_user_lock_kind == lk_default) {
6252 __kmp_user_lock_kind = lk_queuing;
6253 }
6254 #if KMP_USE_DYNAMIC_LOCK
6255 __kmp_init_dynamic_user_locks();
6256 #else
6257 __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
6258 #endif
6259 } else {
6260 KMP_DEBUG_ASSERT(string != NULL); // kmp_set_defaults() was called
6261 KMP_DEBUG_ASSERT(__kmp_user_lock_kind != lk_default);
6262 // Binds lock functions again to follow the transition between different
6263 // KMP_CONSISTENCY_CHECK values. Calling this again is harmless as long
6264 // as we do not allow lock kind changes after making a call to any
6265 // user lock functions (true).
6266 #if KMP_USE_DYNAMIC_LOCK
6267 __kmp_init_dynamic_user_locks();
6268 #else
6269 __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
6270 #endif
6271 }
6272
6273 #if KMP_AFFINITY_SUPPORTED
6274
6275 if (!TCR_4(__kmp_init_middle)) {
6276 #if KMP_USE_HWLOC
6277 // Force using hwloc when either tiles or numa nodes requested within
6278 // KMP_HW_SUBSET or granularity setting and no other topology method
6279 // is requested
6280 if (__kmp_hw_subset &&
6281 __kmp_affinity_top_method == affinity_top_method_default)
6282 if (__kmp_hw_subset->specified(KMP_HW_NUMA) ||
6283 __kmp_hw_subset->specified(KMP_HW_TILE) ||
6284 __kmp_affinity.gran == KMP_HW_TILE ||
6285 __kmp_affinity.gran == KMP_HW_NUMA)
6286 __kmp_affinity_top_method = affinity_top_method_hwloc;
6287 // Force using hwloc when tiles or numa nodes requested for OMP_PLACES
6288 if (__kmp_affinity.gran == KMP_HW_NUMA ||
6289 __kmp_affinity.gran == KMP_HW_TILE)
6290 __kmp_affinity_top_method = affinity_top_method_hwloc;
6291 #endif
6292 // Determine if the machine/OS is actually capable of supporting
6293 // affinity.
6294 const char *var = "KMP_AFFINITY";
6295 KMPAffinity::pick_api();
6296 #if KMP_USE_HWLOC
6297 // If Hwloc topology discovery was requested but affinity was also disabled,
6298 // then tell user that Hwloc request is being ignored and use default
6299 // topology discovery method.
6300 if (__kmp_affinity_top_method == affinity_top_method_hwloc &&
6301 __kmp_affinity_dispatch->get_api_type() != KMPAffinity::HWLOC) {
6302 KMP_WARNING(AffIgnoringHwloc, var);
6303 __kmp_affinity_top_method = affinity_top_method_all;
6304 }
6305 #endif
6306 if (__kmp_affinity.type == affinity_disabled) {
6307 KMP_AFFINITY_DISABLE();
6308 } else if (!KMP_AFFINITY_CAPABLE()) {
6309 __kmp_affinity_dispatch->determine_capable(var);
6310 if (!KMP_AFFINITY_CAPABLE()) {
6311 if (__kmp_affinity.flags.verbose ||
6312 (__kmp_affinity.flags.warnings &&
6313 (__kmp_affinity.type != affinity_default) &&
6314 (__kmp_affinity.type != affinity_none) &&
6315 (__kmp_affinity.type != affinity_disabled))) {
6316 KMP_WARNING(AffNotSupported, var);
6317 }
6318 __kmp_affinity.type = affinity_disabled;
6319 __kmp_affinity.flags.respect = FALSE;
6320 __kmp_affinity.gran = KMP_HW_THREAD;
6321 }
6322 }
6323
6324 if (__kmp_affinity.type == affinity_disabled) {
6325 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
6326 } else if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_true) {
6327 // OMP_PROC_BIND=true maps to OMP_PROC_BIND=spread.
6328 __kmp_nested_proc_bind.bind_types[0] = proc_bind_spread;
6329 }
6330
6331 if (KMP_AFFINITY_CAPABLE()) {
6332
6333 #if KMP_GROUP_AFFINITY
6334 // This checks to see if the initial affinity mask is equal
6335 // to a single windows processor group. If it is, then we do
6336 // not respect the initial affinity mask and instead, use the
6337 // entire machine.
6338 bool exactly_one_group = false;
6339 if (__kmp_num_proc_groups > 1) {
6340 int group;
6341 bool within_one_group;
6342 // Get the initial affinity mask and determine if it is
6343 // contained within a single group.
6344 kmp_affin_mask_t *init_mask;
6345 KMP_CPU_ALLOC(init_mask);
6346 __kmp_get_system_affinity(init_mask, TRUE);
6347 group = __kmp_get_proc_group(init_mask);
6348 within_one_group = (group >= 0);
6349 // If the initial affinity is within a single group,
6350 // then determine if it is equal to that single group.
6351 if (within_one_group) {
6352 DWORD num_bits_in_group = __kmp_GetActiveProcessorCount(group);
6353 DWORD num_bits_in_mask = 0;
6354 for (int bit = init_mask->begin(); bit != init_mask->end();
6355 bit = init_mask->next(bit))
6356 num_bits_in_mask++;
6357 exactly_one_group = (num_bits_in_group == num_bits_in_mask);
6358 }
6359 KMP_CPU_FREE(init_mask);
6360 }
6361
6362 // Handle the Win 64 group affinity stuff if there are multiple
6363 // processor groups, or if the user requested it, and OMP 4.0
6364 // affinity is not in effect.
6365 if (__kmp_num_proc_groups > 1 &&
6366 __kmp_affinity.type == affinity_default &&
6367 __kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
6368 // Do not respect the initial processor affinity mask if it is assigned
6369 // exactly one Windows Processor Group since this is interpreted as the
6370 // default OS assignment. Not respecting the mask allows the runtime to
6371 // use all the logical processors in all groups.
6372 if (__kmp_affinity.flags.respect == affinity_respect_mask_default &&
6373 exactly_one_group) {
6374 __kmp_affinity.flags.respect = FALSE;
6375 }
6376 // Use compact affinity with anticipation of pinning to at least the
6377 // group granularity since threads can only be bound to one group.
6378 if (__kmp_affinity.type == affinity_default) {
6379 __kmp_affinity.type = affinity_compact;
6380 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
6381 }
6382 if (__kmp_hh_affinity.type == affinity_default)
6383 __kmp_hh_affinity.type = affinity_compact;
6384 if (__kmp_affinity_top_method == affinity_top_method_default)
6385 __kmp_affinity_top_method = affinity_top_method_all;
6386 if (__kmp_affinity.gran == KMP_HW_UNKNOWN)
6387 __kmp_affinity.gran = KMP_HW_PROC_GROUP;
6388 if (__kmp_hh_affinity.gran == KMP_HW_UNKNOWN)
6389 __kmp_hh_affinity.gran = KMP_HW_PROC_GROUP;
6390 } else
6391
6392 #endif /* KMP_GROUP_AFFINITY */
6393
6394 {
6395 if (__kmp_affinity.flags.respect == affinity_respect_mask_default) {
6396 #if KMP_GROUP_AFFINITY
6397 if (__kmp_num_proc_groups > 1 && exactly_one_group) {
6398 __kmp_affinity.flags.respect = FALSE;
6399 } else
6400 #endif /* KMP_GROUP_AFFINITY */
6401 {
6402 __kmp_affinity.flags.respect = TRUE;
6403 }
6404 }
6405 if ((__kmp_nested_proc_bind.bind_types[0] != proc_bind_intel) &&
6406 (__kmp_nested_proc_bind.bind_types[0] != proc_bind_default)) {
6407 if (__kmp_affinity.type == affinity_default) {
6408 __kmp_affinity.type = affinity_compact;
6409 __kmp_affinity.flags.dups = FALSE;
6410 }
6411 } else if (__kmp_affinity.type == affinity_default) {
6412 #if KMP_MIC_SUPPORTED
6413 if (__kmp_mic_type != non_mic) {
6414 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
6415 } else
6416 #endif
6417 {
6418 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
6419 }
6420 #if KMP_MIC_SUPPORTED
6421 if (__kmp_mic_type != non_mic) {
6422 __kmp_affinity.type = affinity_scatter;
6423 } else
6424 #endif
6425 {
6426 __kmp_affinity.type = affinity_none;
6427 }
6428 }
6429 if (__kmp_hh_affinity.type == affinity_default)
6430 __kmp_hh_affinity.type = affinity_none;
6431 if ((__kmp_affinity.gran == KMP_HW_UNKNOWN) &&
6432 (__kmp_affinity.gran_levels < 0)) {
6433 #if KMP_MIC_SUPPORTED
6434 if (__kmp_mic_type != non_mic) {
6435 __kmp_affinity.gran = KMP_HW_THREAD;
6436 } else
6437 #endif
6438 {
6439 __kmp_affinity.gran = KMP_HW_CORE;
6440 }
6441 }
6442 if ((__kmp_hh_affinity.gran == KMP_HW_UNKNOWN) &&
6443 (__kmp_hh_affinity.gran_levels < 0)) {
6444 #if KMP_MIC_SUPPORTED
6445 if (__kmp_mic_type != non_mic) {
6446 __kmp_hh_affinity.gran = KMP_HW_THREAD;
6447 } else
6448 #endif
6449 {
6450 __kmp_hh_affinity.gran = KMP_HW_CORE;
6451 }
6452 }
6453 if (__kmp_affinity_top_method == affinity_top_method_default) {
6454 __kmp_affinity_top_method = affinity_top_method_all;
6455 }
6456 }
6457 } else {
6458 // If affinity is disabled, then still need to assign topology method
6459 // to attempt machine detection and affinity types
6460 if (__kmp_affinity_top_method == affinity_top_method_default)
6461 __kmp_affinity_top_method = affinity_top_method_all;
6462 if (__kmp_affinity.type == affinity_default)
6463 __kmp_affinity.type = affinity_disabled;
6464 if (__kmp_hh_affinity.type == affinity_default)
6465 __kmp_hh_affinity.type = affinity_disabled;
6466 }
6467
6468 #ifdef KMP_DEBUG
6469 for (const kmp_affinity_t *affinity : __kmp_affinities)
6470 __kmp_print_affinity_settings(affinity);
6471 KMP_DEBUG_ASSERT(__kmp_nested_proc_bind.bind_types[0] != proc_bind_default);
6472 K_DIAG(1, ("__kmp_nested_proc_bind.bind_types[0] == %d\n",
6473 __kmp_nested_proc_bind.bind_types[0]));
6474 #endif
6475 }
6476
6477 #endif /* KMP_AFFINITY_SUPPORTED */
6478
6479 // Post-initialization step: some env. vars need their value's further
6480 // processing
6481 if (string != NULL) { // kmp_set_defaults() was called
6482 __kmp_aux_env_initialize(&block);
6483 }
6484
6485 __kmp_env_blk_free(&block);
6486
6487 KMP_MB();
6488
6489 } // __kmp_env_initialize
6490
6491 void __kmp_env_print() {
6492
6493 kmp_env_blk_t block;
6494 int i;
6495 kmp_str_buf_t buffer;
6496
6497 __kmp_stg_init();
6498 __kmp_str_buf_init(&buffer);
6499
6500 __kmp_env_blk_init(&block, NULL);
6501 __kmp_env_blk_sort(&block);
6502
6503 // Print real environment values.
6504 __kmp_str_buf_print(&buffer, "\n%s\n\n", KMP_I18N_STR(UserSettings));
6505 for (i = 0; i < block.count; ++i) {
6506 char const *name = block.vars[i].name;
6507 char const *value = block.vars[i].value;
6508 if ((KMP_STRLEN(name) > 4 && strncmp(name, "KMP_", 4) == 0) ||
6509 strncmp(name, "OMP_", 4) == 0
6510 #ifdef KMP_GOMP_COMPAT
6511 || strncmp(name, "GOMP_", 5) == 0
6512 #endif // KMP_GOMP_COMPAT
6513 ) {
6514 __kmp_str_buf_print(&buffer, " %s=%s\n", name, value);
6515 }
6516 }
6517 __kmp_str_buf_print(&buffer, "\n");
6518
6519 // Print internal (effective) settings.
6520 __kmp_str_buf_print(&buffer, "%s\n\n", KMP_I18N_STR(EffectiveSettings));
6521 for (int i = 0; i < __kmp_stg_count; ++i) {
6522 if (__kmp_stg_table[i].print != NULL) {
6523 __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
6524 __kmp_stg_table[i].data);
6525 }
6526 }
6527
6528 __kmp_printf("%s", buffer.str);
6529
6530 __kmp_env_blk_free(&block);
6531 __kmp_str_buf_free(&buffer);
6532
6533 __kmp_printf("\n");
6534
6535 } // __kmp_env_print
6536
6537 void __kmp_env_print_2() {
6538 __kmp_display_env_impl(__kmp_display_env, __kmp_display_env_verbose);
6539 } // __kmp_env_print_2
6540
6541 void __kmp_display_env_impl(int display_env, int display_env_verbose) {
6542 kmp_env_blk_t block;
6543 kmp_str_buf_t buffer;
6544
6545 __kmp_env_format = 1;
6546
6547 __kmp_stg_init();
6548 __kmp_str_buf_init(&buffer);
6549
6550 __kmp_env_blk_init(&block, NULL);
6551 __kmp_env_blk_sort(&block);
6552
6553 __kmp_str_buf_print(&buffer, "\n%s\n", KMP_I18N_STR(DisplayEnvBegin));
6554 __kmp_str_buf_print(&buffer, " _OPENMP='%d'\n", __kmp_openmp_version);
6555
6556 for (int i = 0; i < __kmp_stg_count; ++i) {
6557 if (__kmp_stg_table[i].print != NULL &&
6558 ((display_env && strncmp(__kmp_stg_table[i].name, "OMP_", 4) == 0) ||
6559 display_env_verbose)) {
6560 __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
6561 __kmp_stg_table[i].data);
6562 }
6563 }
6564
6565 __kmp_str_buf_print(&buffer, "%s\n", KMP_I18N_STR(DisplayEnvEnd));
6566 __kmp_str_buf_print(&buffer, "\n");
6567
6568 __kmp_printf("%s", buffer.str);
6569
6570 __kmp_env_blk_free(&block);
6571 __kmp_str_buf_free(&buffer);
6572
6573 __kmp_printf("\n");
6574 }
6575
6576 #if OMPD_SUPPORT
6577 // Dump environment variables for OMPD
6578 void __kmp_env_dump() {
6579
6580 kmp_env_blk_t block;
6581 kmp_str_buf_t buffer, env, notdefined;
6582
6583 __kmp_stg_init();
6584 __kmp_str_buf_init(&buffer);
6585 __kmp_str_buf_init(&env);
6586 __kmp_str_buf_init(&notdefined);
6587
6588 __kmp_env_blk_init(&block, NULL);
6589 __kmp_env_blk_sort(&block);
6590
6591 __kmp_str_buf_print(&notdefined, ": %s", KMP_I18N_STR(NotDefined));
6592
6593 for (int i = 0; i < __kmp_stg_count; ++i) {
6594 if (__kmp_stg_table[i].print == NULL)
6595 continue;
6596 __kmp_str_buf_clear(&env);
6597 __kmp_stg_table[i].print(&env, __kmp_stg_table[i].name,
6598 __kmp_stg_table[i].data);
6599 if (env.used < 4) // valid definition must have indents (3) and a new line
6600 continue;
6601 if (strstr(env.str, notdefined.str))
6602 // normalize the string
6603 __kmp_str_buf_print(&buffer, "%s=undefined\n", __kmp_stg_table[i].name);
6604 else
6605 __kmp_str_buf_cat(&buffer, env.str + 3, env.used - 3);
6606 }
6607
6608 ompd_env_block = (char *)__kmp_allocate(buffer.used + 1);
6609 KMP_MEMCPY(ompd_env_block, buffer.str, buffer.used + 1);
6610 ompd_env_block_size = (ompd_size_t)KMP_STRLEN(ompd_env_block);
6611
6612 __kmp_env_blk_free(&block);
6613 __kmp_str_buf_free(&buffer);
6614 __kmp_str_buf_free(&env);
6615 __kmp_str_buf_free(&notdefined);
6616 }
6617 #endif // OMPD_SUPPORT
6618
6619 // end of file
LLVM monorepo