LLVM OpenMP* Runtime Library
Loading...
Searching...
No Matches
kmp_settings.cpp
1/*
2 * kmp_settings.cpp -- Initialize environment variables
3 */
4
5//===----------------------------------------------------------------------===//
6//
7// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
8// See https://llvm.org/LICENSE.txt for license information.
9// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
10//
11//===----------------------------------------------------------------------===//
12
13#include "kmp.h"
14#include "kmp_affinity.h"
15#include "kmp_atomic.h"
16#if KMP_USE_HIER_SCHED
17#include "kmp_dispatch_hier.h"
18#endif
19#include "kmp_environment.h"
20#include "kmp_i18n.h"
21#include "kmp_io.h"
22#include "kmp_itt.h"
23#include "kmp_lock.h"
24#include "kmp_settings.h"
25#include "kmp_str.h"
26#include "kmp_wrapper_getpid.h"
27#include <ctype.h> // toupper()
28#if OMPD_SUPPORT
29#include "ompd-specific.h"
30#endif
31
32static int __kmp_env_toPrint(char const *name, int flag);
33
34bool __kmp_env_format = 0; // 0 - old format; 1 - new format
35
36// -----------------------------------------------------------------------------
37// Helper string functions. Subject to move to kmp_str.
38
39#ifdef USE_LOAD_BALANCE
40static double __kmp_convert_to_double(char const *s) {
41 double result;
42
43 if (KMP_SSCANF(s, "%lf", &result) < 1) {
44 result = 0.0;
45 }
46
47 return result;
48}
49#endif
50
51#ifdef KMP_DEBUG
52static unsigned int __kmp_readstr_with_sentinel(char *dest, char const *src,
53 size_t len, char sentinel) {
54 unsigned int i;
55 for (i = 0; i < len; i++) {
56 if ((*src == '\0') || (*src == sentinel)) {
57 break;
58 }
59 *(dest++) = *(src++);
60 }
61 *dest = '\0';
62 return i;
63}
64#endif
65
66static int __kmp_match_with_sentinel(char const *a, char const *b, size_t len,
67 char sentinel) {
68 size_t l = 0;
69
70 if (a == NULL)
71 a = "";
72 if (b == NULL)
73 b = "";
74 while (*a && *b && *b != sentinel) {
75 char ca = *a, cb = *b;
76
77 if (ca >= 'a' && ca <= 'z')
78 ca -= 'a' - 'A';
79 if (cb >= 'a' && cb <= 'z')
80 cb -= 'a' - 'A';
81 if (ca != cb)
82 return FALSE;
83 ++l;
84 ++a;
85 ++b;
86 }
87 return l >= len;
88}
89
90// Expected usage:
91// token is the token to check for.
92// buf is the string being parsed.
93// *end returns the char after the end of the token.
94// it is not modified unless a match occurs.
95//
96// Example 1:
97//
98// if (__kmp_match_str("token", buf, *end) {
99// <do something>
100// buf = end;
101// }
102//
103// Example 2:
104//
105// if (__kmp_match_str("token", buf, *end) {
106// char *save = **end;
107// **end = sentinel;
108// <use any of the __kmp*_with_sentinel() functions>
109// **end = save;
110// buf = end;
111// }
112
113static int __kmp_match_str(char const *token, char const *buf,
114 const char **end) {
115
116 KMP_ASSERT(token != NULL);
117 KMP_ASSERT(buf != NULL);
118 KMP_ASSERT(end != NULL);
119
120 while (*token && *buf) {
121 char ct = *token, cb = *buf;
122
123 if (ct >= 'a' && ct <= 'z')
124 ct -= 'a' - 'A';
125 if (cb >= 'a' && cb <= 'z')
126 cb -= 'a' - 'A';
127 if (ct != cb)
128 return FALSE;
129 ++token;
130 ++buf;
131 }
132 if (*token) {
133 return FALSE;
134 }
135 *end = buf;
136 return TRUE;
137}
138
139#if KMP_OS_DARWIN
140static size_t __kmp_round4k(size_t size) {
141 size_t _4k = 4 * 1024;
142 if (size & (_4k - 1)) {
143 size &= ~(_4k - 1);
144 if (size <= KMP_SIZE_T_MAX - _4k) {
145 size += _4k; // Round up if there is no overflow.
146 }
147 }
148 return size;
149} // __kmp_round4k
150#endif
151
152/* Here, multipliers are like __kmp_convert_to_seconds, but floating-point
153 values are allowed, and the return value is in milliseconds. The default
154 multiplier is milliseconds. Returns INT_MAX only if the value specified
155 matches "infinit*". Returns -1 if specified string is invalid. */
156int __kmp_convert_to_milliseconds(char const *data) {
157 int ret, nvalues, factor;
158 char mult, extra;
159 double value;
160
161 if (data == NULL)
162 return (-1);
163 if (__kmp_str_match("infinit", -1, data))
164 return (INT_MAX);
165 value = (double)0.0;
166 mult = '\0';
167 nvalues = KMP_SSCANF(data, "%lf%c%c", &value, &mult, &extra);
168 if (nvalues < 1)
169 return (-1);
170 if (nvalues == 1)
171 mult = '\0';
172 if (nvalues == 3)
173 return (-1);
174
175 if (value < 0)
176 return (-1);
177
178 switch (mult) {
179 case '\0':
180 /* default is milliseconds */
181 factor = 1;
182 break;
183 case 's':
184 case 'S':
185 factor = 1000;
186 break;
187 case 'm':
188 case 'M':
189 factor = 1000 * 60;
190 break;
191 case 'h':
192 case 'H':
193 factor = 1000 * 60 * 60;
194 break;
195 case 'd':
196 case 'D':
197 factor = 1000 * 24 * 60 * 60;
198 break;
199 default:
200 return (-1);
201 }
202
203 if (value >= ((INT_MAX - 1) / factor))
204 ret = INT_MAX - 1; /* Don't allow infinite value here */
205 else
206 ret = (int)(value * (double)factor); /* truncate to int */
207
208 return ret;
209}
210
211static int __kmp_strcasecmp_with_sentinel(char const *a, char const *b,
212 char sentinel) {
213 if (a == NULL)
214 a = "";
215 if (b == NULL)
216 b = "";
217 while (*a && *b && *b != sentinel) {
218 char ca = *a, cb = *b;
219
220 if (ca >= 'a' && ca <= 'z')
221 ca -= 'a' - 'A';
222 if (cb >= 'a' && cb <= 'z')
223 cb -= 'a' - 'A';
224 if (ca != cb)
225 return (int)(unsigned char)*a - (int)(unsigned char)*b;
226 ++a;
227 ++b;
228 }
229 return *a ? (*b && *b != sentinel)
230 ? (int)(unsigned char)*a - (int)(unsigned char)*b
231 : 1
232 : (*b && *b != sentinel) ? -1
233 : 0;
234}
235
236// =============================================================================
237// Table structures and helper functions.
238
239typedef struct __kmp_setting kmp_setting_t;
240typedef struct __kmp_stg_ss_data kmp_stg_ss_data_t;
241typedef struct __kmp_stg_wp_data kmp_stg_wp_data_t;
242typedef struct __kmp_stg_fr_data kmp_stg_fr_data_t;
243
244typedef void (*kmp_stg_parse_func_t)(char const *name, char const *value,
245 void *data);
246typedef void (*kmp_stg_print_func_t)(kmp_str_buf_t *buffer, char const *name,
247 void *data);
248
249struct __kmp_setting {
250 char const *name; // Name of setting (environment variable).
251 kmp_stg_parse_func_t parse; // Parser function.
252 kmp_stg_print_func_t print; // Print function.
253 void *data; // Data passed to parser and printer.
254 int set; // Variable set during this "session"
255 // (__kmp_env_initialize() or kmp_set_defaults() call).
256 int defined; // Variable set in any "session".
257}; // struct __kmp_setting
258
259struct __kmp_stg_ss_data {
260 size_t factor; // Default factor: 1 for KMP_STACKSIZE, 1024 for others.
261 kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
262}; // struct __kmp_stg_ss_data
263
264struct __kmp_stg_wp_data {
265 int omp; // 0 -- KMP_LIBRARY, 1 -- OMP_WAIT_POLICY.
266 kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
267}; // struct __kmp_stg_wp_data
268
269struct __kmp_stg_fr_data {
270 int force; // 0 -- KMP_DETERMINISTIC_REDUCTION, 1 -- KMP_FORCE_REDUCTION.
271 kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
272}; // struct __kmp_stg_fr_data
273
274static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found.
275 char const *name, // Name of variable.
276 char const *value, // Value of the variable.
277 kmp_setting_t **rivals // List of rival settings (must include current one).
278);
279
280// -----------------------------------------------------------------------------
281// Helper parse functions.
282
283static void __kmp_stg_parse_bool(char const *name, char const *value,
284 int *out) {
285 if (__kmp_str_match_true(value)) {
286 *out = TRUE;
287 } else if (__kmp_str_match_false(value)) {
288 *out = FALSE;
289 } else {
290 __kmp_msg(kmp_ms_warning, KMP_MSG(BadBoolValue, name, value),
291 KMP_HNT(ValidBoolValues), __kmp_msg_null);
292 }
293} // __kmp_stg_parse_bool
294
295// placed here in order to use __kmp_round4k static function
296void __kmp_check_stksize(size_t *val) {
297 // if system stack size is too big then limit the size for worker threads
298 if (*val > KMP_DEFAULT_STKSIZE * 16) // just a heuristics...
299 *val = KMP_DEFAULT_STKSIZE * 16;
300 if (*val < KMP_MIN_STKSIZE)
301 *val = KMP_MIN_STKSIZE;
302 if (*val > KMP_MAX_STKSIZE)
303 *val = KMP_MAX_STKSIZE; // dead code currently, but may work in future
304#if KMP_OS_DARWIN
305 *val = __kmp_round4k(*val);
306#endif // KMP_OS_DARWIN
307}
308
309static void __kmp_stg_parse_size(char const *name, char const *value,
310 size_t size_min, size_t size_max,
311 int *is_specified, size_t *out,
312 size_t factor) {
313 char const *msg = NULL;
314#if KMP_OS_DARWIN
315 size_min = __kmp_round4k(size_min);
316 size_max = __kmp_round4k(size_max);
317#endif // KMP_OS_DARWIN
318 if (value) {
319 if (is_specified != NULL) {
320 *is_specified = 1;
321 }
322 __kmp_str_to_size(value, out, factor, &msg);
323 if (msg == NULL) {
324 if (*out > size_max) {
325 *out = size_max;
326 msg = KMP_I18N_STR(ValueTooLarge);
327 } else if (*out < size_min) {
328 *out = size_min;
329 msg = KMP_I18N_STR(ValueTooSmall);
330 } else {
331#if KMP_OS_DARWIN
332 size_t round4k = __kmp_round4k(*out);
333 if (*out != round4k) {
334 *out = round4k;
335 msg = KMP_I18N_STR(NotMultiple4K);
336 }
337#endif
338 }
339 } else {
340 // If integer overflow occurred, * out == KMP_SIZE_T_MAX. Cut it to
341 // size_max silently.
342 if (*out < size_min) {
343 *out = size_max;
344 } else if (*out > size_max) {
345 *out = size_max;
346 }
347 }
348 if (msg != NULL) {
349 // Message is not empty. Print warning.
350 kmp_str_buf_t buf;
351 __kmp_str_buf_init(&buf);
352 __kmp_str_buf_print_size(&buf, *out);
353 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
354 KMP_INFORM(Using_str_Value, name, buf.str);
355 __kmp_str_buf_free(&buf);
356 }
357 }
358} // __kmp_stg_parse_size
359
360static void __kmp_stg_parse_str(char const *name, char const *value,
361 char **out) {
362 __kmp_str_free(out);
363 *out = __kmp_str_format("%s", value);
364} // __kmp_stg_parse_str
365
366static void __kmp_stg_parse_int(
367 char const
368 *name, // I: Name of environment variable (used in warning messages).
369 char const *value, // I: Value of environment variable to parse.
370 int min, // I: Minimum allowed value.
371 int max, // I: Maximum allowed value.
372 int *out // O: Output (parsed) value.
373) {
374 char const *msg = NULL;
375 kmp_uint64 uint = *out;
376 __kmp_str_to_uint(value, &uint, &msg);
377 if (msg == NULL) {
378 if (uint < (unsigned int)min) {
379 msg = KMP_I18N_STR(ValueTooSmall);
380 uint = min;
381 } else if (uint > (unsigned int)max) {
382 msg = KMP_I18N_STR(ValueTooLarge);
383 uint = max;
384 }
385 } else {
386 // If overflow occurred msg contains error message and uint is very big. Cut
387 // tmp it to INT_MAX.
388 if (uint < (unsigned int)min) {
389 uint = min;
390 } else if (uint > (unsigned int)max) {
391 uint = max;
392 }
393 }
394 if (msg != NULL) {
395 // Message is not empty. Print warning.
396 kmp_str_buf_t buf;
397 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
398 __kmp_str_buf_init(&buf);
399 __kmp_str_buf_print(&buf, "%" KMP_UINT64_SPEC "", uint);
400 KMP_INFORM(Using_uint64_Value, name, buf.str);
401 __kmp_str_buf_free(&buf);
402 }
403 __kmp_type_convert(uint, out);
404} // __kmp_stg_parse_int
405
406#if KMP_DEBUG_ADAPTIVE_LOCKS
407static void __kmp_stg_parse_file(char const *name, char const *value,
408 const char *suffix, char **out) {
409 char buffer[256];
410 char *t;
411 int hasSuffix;
412 __kmp_str_free(out);
413 t = (char *)strrchr(value, '.');
414 hasSuffix = t && __kmp_str_eqf(t, suffix);
415 t = __kmp_str_format("%s%s", value, hasSuffix ? "" : suffix);
416 __kmp_expand_file_name(buffer, sizeof(buffer), t);
417 __kmp_str_free(&t);
418 *out = __kmp_str_format("%s", buffer);
419} // __kmp_stg_parse_file
420#endif
421
422#ifdef KMP_DEBUG
423static char *par_range_to_print = NULL;
424
425static void __kmp_stg_parse_par_range(char const *name, char const *value,
426 int *out_range, char *out_routine,
427 char *out_file, int *out_lb,
428 int *out_ub) {
429 size_t len = KMP_STRLEN(value) + 1;
430 par_range_to_print = (char *)KMP_INTERNAL_MALLOC(len + 1);
431 KMP_STRNCPY_S(par_range_to_print, len + 1, value, len + 1);
432 __kmp_par_range = +1;
433 __kmp_par_range_lb = 0;
434 __kmp_par_range_ub = INT_MAX;
435 for (;;) {
436 unsigned int len;
437 if (*value == '\0') {
438 break;
439 }
440 if (!__kmp_strcasecmp_with_sentinel("routine", value, '=')) {
441 value = strchr(value, '=') + 1;
442 len = __kmp_readstr_with_sentinel(out_routine, value,
443 KMP_PAR_RANGE_ROUTINE_LEN - 1, ',');
444 if (len == 0) {
445 goto par_range_error;
446 }
447 value = strchr(value, ',');
448 if (value != NULL) {
449 value++;
450 }
451 continue;
452 }
453 if (!__kmp_strcasecmp_with_sentinel("filename", value, '=')) {
454 value = strchr(value, '=') + 1;
455 len = __kmp_readstr_with_sentinel(out_file, value,
456 KMP_PAR_RANGE_FILENAME_LEN - 1, ',');
457 if (len == 0) {
458 goto par_range_error;
459 }
460 value = strchr(value, ',');
461 if (value != NULL) {
462 value++;
463 }
464 continue;
465 }
466 if ((!__kmp_strcasecmp_with_sentinel("range", value, '=')) ||
467 (!__kmp_strcasecmp_with_sentinel("incl_range", value, '='))) {
468 value = strchr(value, '=') + 1;
469 if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) {
470 goto par_range_error;
471 }
472 *out_range = +1;
473 value = strchr(value, ',');
474 if (value != NULL) {
475 value++;
476 }
477 continue;
478 }
479 if (!__kmp_strcasecmp_with_sentinel("excl_range", value, '=')) {
480 value = strchr(value, '=') + 1;
481 if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) {
482 goto par_range_error;
483 }
484 *out_range = -1;
485 value = strchr(value, ',');
486 if (value != NULL) {
487 value++;
488 }
489 continue;
490 }
491 par_range_error:
492 KMP_WARNING(ParRangeSyntax, name);
493 __kmp_par_range = 0;
494 break;
495 }
496} // __kmp_stg_parse_par_range
497#endif
498
499int __kmp_initial_threads_capacity(int req_nproc) {
500 int nth = 32;
501
502 /* MIN( MAX( 32, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ),
503 * __kmp_max_nth) */
504 if (nth < (4 * req_nproc))
505 nth = (4 * req_nproc);
506 if (nth < (4 * __kmp_xproc))
507 nth = (4 * __kmp_xproc);
508
509 // If hidden helper task is enabled, we initialize the thread capacity with
510 // extra __kmp_hidden_helper_threads_num.
511 if (__kmp_enable_hidden_helper) {
512 nth += __kmp_hidden_helper_threads_num;
513 }
514
515 if (nth > __kmp_max_nth)
516 nth = __kmp_max_nth;
517
518 return nth;
519}
520
521int __kmp_default_tp_capacity(int req_nproc, int max_nth,
522 int all_threads_specified) {
523 int nth = 128;
524
525 if (all_threads_specified)
526 return max_nth;
527 /* MIN( MAX (128, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ),
528 * __kmp_max_nth ) */
529 if (nth < (4 * req_nproc))
530 nth = (4 * req_nproc);
531 if (nth < (4 * __kmp_xproc))
532 nth = (4 * __kmp_xproc);
533
534 if (nth > __kmp_max_nth)
535 nth = __kmp_max_nth;
536
537 return nth;
538}
539
540// -----------------------------------------------------------------------------
541// Helper print functions.
542
543static void __kmp_stg_print_bool(kmp_str_buf_t *buffer, char const *name,
544 int value) {
545 if (__kmp_env_format) {
546 KMP_STR_BUF_PRINT_BOOL;
547 } else {
548 __kmp_str_buf_print(buffer, " %s=%s\n", name, value ? "true" : "false");
549 }
550} // __kmp_stg_print_bool
551
552static void __kmp_stg_print_int(kmp_str_buf_t *buffer, char const *name,
553 int value) {
554 if (__kmp_env_format) {
555 KMP_STR_BUF_PRINT_INT;
556 } else {
557 __kmp_str_buf_print(buffer, " %s=%d\n", name, value);
558 }
559} // __kmp_stg_print_int
560
561static void __kmp_stg_print_uint64(kmp_str_buf_t *buffer, char const *name,
562 kmp_uint64 value) {
563 if (__kmp_env_format) {
564 KMP_STR_BUF_PRINT_UINT64;
565 } else {
566 __kmp_str_buf_print(buffer, " %s=%" KMP_UINT64_SPEC "\n", name, value);
567 }
568} // __kmp_stg_print_uint64
569
570static void __kmp_stg_print_str(kmp_str_buf_t *buffer, char const *name,
571 char const *value) {
572 if (__kmp_env_format) {
573 KMP_STR_BUF_PRINT_STR;
574 } else {
575 __kmp_str_buf_print(buffer, " %s=%s\n", name, value);
576 }
577} // __kmp_stg_print_str
578
579static void __kmp_stg_print_size(kmp_str_buf_t *buffer, char const *name,
580 size_t value) {
581 if (__kmp_env_format) {
582 KMP_STR_BUF_PRINT_NAME_EX(name);
583 __kmp_str_buf_print_size(buffer, value);
584 __kmp_str_buf_print(buffer, "'\n");
585 } else {
586 __kmp_str_buf_print(buffer, " %s=", name);
587 __kmp_str_buf_print_size(buffer, value);
588 __kmp_str_buf_print(buffer, "\n");
589 return;
590 }
591} // __kmp_stg_print_size
592
593// =============================================================================
594// Parse and print functions.
595
596// -----------------------------------------------------------------------------
597// KMP_DEVICE_THREAD_LIMIT, KMP_ALL_THREADS
598
599static void __kmp_stg_parse_device_thread_limit(char const *name,
600 char const *value, void *data) {
601 kmp_setting_t **rivals = (kmp_setting_t **)data;
602 int rc;
603 if (strcmp(name, "KMP_ALL_THREADS") == 0) {
604 KMP_INFORM(EnvVarDeprecated, name, "KMP_DEVICE_THREAD_LIMIT");
605 }
606 rc = __kmp_stg_check_rivals(name, value, rivals);
607 if (rc) {
608 return;
609 }
610 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
611 __kmp_max_nth = __kmp_xproc;
612 __kmp_allThreadsSpecified = 1;
613 } else {
614 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_max_nth);
615 __kmp_allThreadsSpecified = 0;
616 }
617 K_DIAG(1, ("__kmp_max_nth == %d\n", __kmp_max_nth));
618
619} // __kmp_stg_parse_device_thread_limit
620
621static void __kmp_stg_print_device_thread_limit(kmp_str_buf_t *buffer,
622 char const *name, void *data) {
623 __kmp_stg_print_int(buffer, name, __kmp_max_nth);
624} // __kmp_stg_print_device_thread_limit
625
626// -----------------------------------------------------------------------------
627// OMP_THREAD_LIMIT
628static void __kmp_stg_parse_thread_limit(char const *name, char const *value,
629 void *data) {
630 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_cg_max_nth);
631 K_DIAG(1, ("__kmp_cg_max_nth == %d\n", __kmp_cg_max_nth));
632
633} // __kmp_stg_parse_thread_limit
634
635static void __kmp_stg_print_thread_limit(kmp_str_buf_t *buffer,
636 char const *name, void *data) {
637 __kmp_stg_print_int(buffer, name, __kmp_cg_max_nth);
638} // __kmp_stg_print_thread_limit
639
640// -----------------------------------------------------------------------------
641// OMP_NUM_TEAMS
642static void __kmp_stg_parse_nteams(char const *name, char const *value,
643 void *data) {
644 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_nteams);
645 K_DIAG(1, ("__kmp_nteams == %d\n", __kmp_nteams));
646} // __kmp_stg_parse_nteams
647
648static void __kmp_stg_print_nteams(kmp_str_buf_t *buffer, char const *name,
649 void *data) {
650 __kmp_stg_print_int(buffer, name, __kmp_nteams);
651} // __kmp_stg_print_nteams
652
653// -----------------------------------------------------------------------------
654// OMP_TEAMS_THREAD_LIMIT
655static void __kmp_stg_parse_teams_th_limit(char const *name, char const *value,
656 void *data) {
657 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth,
658 &__kmp_teams_thread_limit);
659 K_DIAG(1, ("__kmp_teams_thread_limit == %d\n", __kmp_teams_thread_limit));
660} // __kmp_stg_parse_teams_th_limit
661
662static void __kmp_stg_print_teams_th_limit(kmp_str_buf_t *buffer,
663 char const *name, void *data) {
664 __kmp_stg_print_int(buffer, name, __kmp_teams_thread_limit);
665} // __kmp_stg_print_teams_th_limit
666
667// -----------------------------------------------------------------------------
668// KMP_TEAMS_THREAD_LIMIT
669static void __kmp_stg_parse_teams_thread_limit(char const *name,
670 char const *value, void *data) {
671 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_teams_max_nth);
672} // __kmp_stg_teams_thread_limit
673
674static void __kmp_stg_print_teams_thread_limit(kmp_str_buf_t *buffer,
675 char const *name, void *data) {
676 __kmp_stg_print_int(buffer, name, __kmp_teams_max_nth);
677} // __kmp_stg_print_teams_thread_limit
678
679// -----------------------------------------------------------------------------
680// KMP_USE_YIELD
681static void __kmp_stg_parse_use_yield(char const *name, char const *value,
682 void *data) {
683 __kmp_stg_parse_int(name, value, 0, 2, &__kmp_use_yield);
684 __kmp_use_yield_exp_set = 1;
685} // __kmp_stg_parse_use_yield
686
687static void __kmp_stg_print_use_yield(kmp_str_buf_t *buffer, char const *name,
688 void *data) {
689 __kmp_stg_print_int(buffer, name, __kmp_use_yield);
690} // __kmp_stg_print_use_yield
691
692// -----------------------------------------------------------------------------
693// KMP_BLOCKTIME
694
695static void __kmp_stg_parse_blocktime(char const *name, char const *value,
696 void *data) {
697 __kmp_dflt_blocktime = __kmp_convert_to_milliseconds(value);
698 if (__kmp_dflt_blocktime < 0) {
699 __kmp_dflt_blocktime = KMP_DEFAULT_BLOCKTIME;
700 __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidValue, name, value),
701 __kmp_msg_null);
702 KMP_INFORM(Using_int_Value, name, __kmp_dflt_blocktime);
703 __kmp_env_blocktime = FALSE; // Revert to default as if var not set.
704 } else {
705 if (__kmp_dflt_blocktime < KMP_MIN_BLOCKTIME) {
706 __kmp_dflt_blocktime = KMP_MIN_BLOCKTIME;
707 __kmp_msg(kmp_ms_warning, KMP_MSG(SmallValue, name, value),
708 __kmp_msg_null);
709 KMP_INFORM(MinValueUsing, name, __kmp_dflt_blocktime);
710 } else if (__kmp_dflt_blocktime > KMP_MAX_BLOCKTIME) {
711 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
712 __kmp_msg(kmp_ms_warning, KMP_MSG(LargeValue, name, value),
713 __kmp_msg_null);
714 KMP_INFORM(MaxValueUsing, name, __kmp_dflt_blocktime);
715 }
716 __kmp_env_blocktime = TRUE; // KMP_BLOCKTIME was specified.
717 }
718#if KMP_USE_MONITOR
719 // calculate number of monitor thread wakeup intervals corresponding to
720 // blocktime.
721 __kmp_monitor_wakeups =
722 KMP_WAKEUPS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups);
723 __kmp_bt_intervals =
724 KMP_INTERVALS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups);
725#endif
726 K_DIAG(1, ("__kmp_env_blocktime == %d\n", __kmp_env_blocktime));
727 if (__kmp_env_blocktime) {
728 K_DIAG(1, ("__kmp_dflt_blocktime == %d\n", __kmp_dflt_blocktime));
729 }
730} // __kmp_stg_parse_blocktime
731
732static void __kmp_stg_print_blocktime(kmp_str_buf_t *buffer, char const *name,
733 void *data) {
734 __kmp_stg_print_int(buffer, name, __kmp_dflt_blocktime);
735} // __kmp_stg_print_blocktime
736
737// -----------------------------------------------------------------------------
738// KMP_DUPLICATE_LIB_OK
739
740static void __kmp_stg_parse_duplicate_lib_ok(char const *name,
741 char const *value, void *data) {
742 /* actually this variable is not supported, put here for compatibility with
743 earlier builds and for static/dynamic combination */
744 __kmp_stg_parse_bool(name, value, &__kmp_duplicate_library_ok);
745} // __kmp_stg_parse_duplicate_lib_ok
746
747static void __kmp_stg_print_duplicate_lib_ok(kmp_str_buf_t *buffer,
748 char const *name, void *data) {
749 __kmp_stg_print_bool(buffer, name, __kmp_duplicate_library_ok);
750} // __kmp_stg_print_duplicate_lib_ok
751
752// -----------------------------------------------------------------------------
753// KMP_INHERIT_FP_CONTROL
754
755#if KMP_ARCH_X86 || KMP_ARCH_X86_64
756
757static void __kmp_stg_parse_inherit_fp_control(char const *name,
758 char const *value, void *data) {
759 __kmp_stg_parse_bool(name, value, &__kmp_inherit_fp_control);
760} // __kmp_stg_parse_inherit_fp_control
761
762static void __kmp_stg_print_inherit_fp_control(kmp_str_buf_t *buffer,
763 char const *name, void *data) {
764#if KMP_DEBUG
765 __kmp_stg_print_bool(buffer, name, __kmp_inherit_fp_control);
766#endif /* KMP_DEBUG */
767} // __kmp_stg_print_inherit_fp_control
768
769#endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
770
771// Used for OMP_WAIT_POLICY
772static char const *blocktime_str = NULL;
773
774// -----------------------------------------------------------------------------
775// KMP_LIBRARY, OMP_WAIT_POLICY
776
777static void __kmp_stg_parse_wait_policy(char const *name, char const *value,
778 void *data) {
779
780 kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data;
781 int rc;
782
783 rc = __kmp_stg_check_rivals(name, value, wait->rivals);
784 if (rc) {
785 return;
786 }
787
788 if (wait->omp) {
789 if (__kmp_str_match("ACTIVE", 1, value)) {
790 __kmp_library = library_turnaround;
791 if (blocktime_str == NULL) {
792 // KMP_BLOCKTIME not specified, so set default to "infinite".
793 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
794 }
795 } else if (__kmp_str_match("PASSIVE", 1, value)) {
796 __kmp_library = library_throughput;
797 if (blocktime_str == NULL) {
798 // KMP_BLOCKTIME not specified, so set default to 0.
799 __kmp_dflt_blocktime = 0;
800 }
801 } else {
802 KMP_WARNING(StgInvalidValue, name, value);
803 }
804 } else {
805 if (__kmp_str_match("serial", 1, value)) { /* S */
806 __kmp_library = library_serial;
807 } else if (__kmp_str_match("throughput", 2, value)) { /* TH */
808 __kmp_library = library_throughput;
809 if (blocktime_str == NULL) {
810 // KMP_BLOCKTIME not specified, so set default to 0.
811 __kmp_dflt_blocktime = 0;
812 }
813 } else if (__kmp_str_match("turnaround", 2, value)) { /* TU */
814 __kmp_library = library_turnaround;
815 } else if (__kmp_str_match("dedicated", 1, value)) { /* D */
816 __kmp_library = library_turnaround;
817 } else if (__kmp_str_match("multiuser", 1, value)) { /* M */
818 __kmp_library = library_throughput;
819 if (blocktime_str == NULL) {
820 // KMP_BLOCKTIME not specified, so set default to 0.
821 __kmp_dflt_blocktime = 0;
822 }
823 } else {
824 KMP_WARNING(StgInvalidValue, name, value);
825 }
826 }
827} // __kmp_stg_parse_wait_policy
828
829static void __kmp_stg_print_wait_policy(kmp_str_buf_t *buffer, char const *name,
830 void *data) {
831
832 kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data;
833 char const *value = NULL;
834
835 if (wait->omp) {
836 switch (__kmp_library) {
837 case library_turnaround: {
838 value = "ACTIVE";
839 } break;
840 case library_throughput: {
841 value = "PASSIVE";
842 } break;
843 }
844 } else {
845 switch (__kmp_library) {
846 case library_serial: {
847 value = "serial";
848 } break;
849 case library_turnaround: {
850 value = "turnaround";
851 } break;
852 case library_throughput: {
853 value = "throughput";
854 } break;
855 }
856 }
857 if (value != NULL) {
858 __kmp_stg_print_str(buffer, name, value);
859 }
860
861} // __kmp_stg_print_wait_policy
862
863#if KMP_USE_MONITOR
864// -----------------------------------------------------------------------------
865// KMP_MONITOR_STACKSIZE
866
867static void __kmp_stg_parse_monitor_stacksize(char const *name,
868 char const *value, void *data) {
869 __kmp_stg_parse_size(name, value, __kmp_sys_min_stksize, KMP_MAX_STKSIZE,
870 NULL, &__kmp_monitor_stksize, 1);
871} // __kmp_stg_parse_monitor_stacksize
872
873static void __kmp_stg_print_monitor_stacksize(kmp_str_buf_t *buffer,
874 char const *name, void *data) {
875 if (__kmp_env_format) {
876 if (__kmp_monitor_stksize > 0)
877 KMP_STR_BUF_PRINT_NAME_EX(name);
878 else
879 KMP_STR_BUF_PRINT_NAME;
880 } else {
881 __kmp_str_buf_print(buffer, " %s", name);
882 }
883 if (__kmp_monitor_stksize > 0) {
884 __kmp_str_buf_print_size(buffer, __kmp_monitor_stksize);
885 } else {
886 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
887 }
888 if (__kmp_env_format && __kmp_monitor_stksize) {
889 __kmp_str_buf_print(buffer, "'\n");
890 }
891} // __kmp_stg_print_monitor_stacksize
892#endif // KMP_USE_MONITOR
893
894// -----------------------------------------------------------------------------
895// KMP_SETTINGS
896
897static void __kmp_stg_parse_settings(char const *name, char const *value,
898 void *data) {
899 __kmp_stg_parse_bool(name, value, &__kmp_settings);
900} // __kmp_stg_parse_settings
901
902static void __kmp_stg_print_settings(kmp_str_buf_t *buffer, char const *name,
903 void *data) {
904 __kmp_stg_print_bool(buffer, name, __kmp_settings);
905} // __kmp_stg_print_settings
906
907// -----------------------------------------------------------------------------
908// KMP_STACKPAD
909
910static void __kmp_stg_parse_stackpad(char const *name, char const *value,
911 void *data) {
912 __kmp_stg_parse_int(name, // Env var name
913 value, // Env var value
914 KMP_MIN_STKPADDING, // Min value
915 KMP_MAX_STKPADDING, // Max value
916 &__kmp_stkpadding // Var to initialize
917 );
918} // __kmp_stg_parse_stackpad
919
920static void __kmp_stg_print_stackpad(kmp_str_buf_t *buffer, char const *name,
921 void *data) {
922 __kmp_stg_print_int(buffer, name, __kmp_stkpadding);
923} // __kmp_stg_print_stackpad
924
925// -----------------------------------------------------------------------------
926// KMP_STACKOFFSET
927
928static void __kmp_stg_parse_stackoffset(char const *name, char const *value,
929 void *data) {
930 __kmp_stg_parse_size(name, // Env var name
931 value, // Env var value
932 KMP_MIN_STKOFFSET, // Min value
933 KMP_MAX_STKOFFSET, // Max value
934 NULL, //
935 &__kmp_stkoffset, // Var to initialize
936 1);
937} // __kmp_stg_parse_stackoffset
938
939static void __kmp_stg_print_stackoffset(kmp_str_buf_t *buffer, char const *name,
940 void *data) {
941 __kmp_stg_print_size(buffer, name, __kmp_stkoffset);
942} // __kmp_stg_print_stackoffset
943
944// -----------------------------------------------------------------------------
945// KMP_STACKSIZE, OMP_STACKSIZE, GOMP_STACKSIZE
946
947static void __kmp_stg_parse_stacksize(char const *name, char const *value,
948 void *data) {
949
950 kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data;
951 int rc;
952
953 rc = __kmp_stg_check_rivals(name, value, stacksize->rivals);
954 if (rc) {
955 return;
956 }
957 __kmp_stg_parse_size(name, // Env var name
958 value, // Env var value
959 __kmp_sys_min_stksize, // Min value
960 KMP_MAX_STKSIZE, // Max value
961 &__kmp_env_stksize, //
962 &__kmp_stksize, // Var to initialize
963 stacksize->factor);
964
965} // __kmp_stg_parse_stacksize
966
967// This function is called for printing both KMP_STACKSIZE (factor is 1) and
968// OMP_STACKSIZE (factor is 1024). Currently it is not possible to print
969// OMP_STACKSIZE value in bytes. We can consider adding this possibility by a
970// customer request in future.
971static void __kmp_stg_print_stacksize(kmp_str_buf_t *buffer, char const *name,
972 void *data) {
973 kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data;
974 if (__kmp_env_format) {
975 KMP_STR_BUF_PRINT_NAME_EX(name);
976 __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024)
977 ? __kmp_stksize / stacksize->factor
978 : __kmp_stksize);
979 __kmp_str_buf_print(buffer, "'\n");
980 } else {
981 __kmp_str_buf_print(buffer, " %s=", name);
982 __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024)
983 ? __kmp_stksize / stacksize->factor
984 : __kmp_stksize);
985 __kmp_str_buf_print(buffer, "\n");
986 }
987} // __kmp_stg_print_stacksize
988
989// -----------------------------------------------------------------------------
990// KMP_VERSION
991
992static void __kmp_stg_parse_version(char const *name, char const *value,
993 void *data) {
994 __kmp_stg_parse_bool(name, value, &__kmp_version);
995} // __kmp_stg_parse_version
996
997static void __kmp_stg_print_version(kmp_str_buf_t *buffer, char const *name,
998 void *data) {
999 __kmp_stg_print_bool(buffer, name, __kmp_version);
1000} // __kmp_stg_print_version
1001
1002// -----------------------------------------------------------------------------
1003// KMP_WARNINGS
1004
1005static void __kmp_stg_parse_warnings(char const *name, char const *value,
1006 void *data) {
1007 __kmp_stg_parse_bool(name, value, &__kmp_generate_warnings);
1008 if (__kmp_generate_warnings != kmp_warnings_off) {
1009 // AC: only 0/1 values documented, so reset to explicit to distinguish from
1010 // default setting
1011 __kmp_generate_warnings = kmp_warnings_explicit;
1012 }
1013} // __kmp_stg_parse_warnings
1014
1015static void __kmp_stg_print_warnings(kmp_str_buf_t *buffer, char const *name,
1016 void *data) {
1017 // AC: TODO: change to print_int? (needs documentation change)
1018 __kmp_stg_print_bool(buffer, name, __kmp_generate_warnings);
1019} // __kmp_stg_print_warnings
1020
1021// -----------------------------------------------------------------------------
1022// KMP_NESTING_MODE
1023
1024static void __kmp_stg_parse_nesting_mode(char const *name, char const *value,
1025 void *data) {
1026 __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_nesting_mode);
1027#if KMP_AFFINITY_SUPPORTED && KMP_USE_HWLOC
1028 if (__kmp_nesting_mode > 0)
1029 __kmp_affinity_top_method = affinity_top_method_hwloc;
1030#endif
1031} // __kmp_stg_parse_nesting_mode
1032
1033static void __kmp_stg_print_nesting_mode(kmp_str_buf_t *buffer,
1034 char const *name, void *data) {
1035 if (__kmp_env_format) {
1036 KMP_STR_BUF_PRINT_NAME;
1037 } else {
1038 __kmp_str_buf_print(buffer, " %s", name);
1039 }
1040 __kmp_str_buf_print(buffer, "=%d\n", __kmp_nesting_mode);
1041} // __kmp_stg_print_nesting_mode
1042
1043// -----------------------------------------------------------------------------
1044// OMP_NESTED, OMP_NUM_THREADS
1045
1046static void __kmp_stg_parse_nested(char const *name, char const *value,
1047 void *data) {
1048 int nested;
1049 KMP_INFORM(EnvVarDeprecated, name, "OMP_MAX_ACTIVE_LEVELS");
1050 __kmp_stg_parse_bool(name, value, &nested);
1051 if (nested) {
1052 if (!__kmp_dflt_max_active_levels_set)
1053 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
1054 } else { // nesting explicitly turned off
1055 __kmp_dflt_max_active_levels = 1;
1056 __kmp_dflt_max_active_levels_set = true;
1057 }
1058} // __kmp_stg_parse_nested
1059
1060static void __kmp_stg_print_nested(kmp_str_buf_t *buffer, char const *name,
1061 void *data) {
1062 if (__kmp_env_format) {
1063 KMP_STR_BUF_PRINT_NAME;
1064 } else {
1065 __kmp_str_buf_print(buffer, " %s", name);
1066 }
1067 __kmp_str_buf_print(buffer, ": deprecated; max-active-levels-var=%d\n",
1068 __kmp_dflt_max_active_levels);
1069} // __kmp_stg_print_nested
1070
1071static void __kmp_parse_nested_num_threads(const char *var, const char *env,
1072 kmp_nested_nthreads_t *nth_array) {
1073 const char *next = env;
1074 const char *scan = next;
1075
1076 int total = 0; // Count elements that were set. It'll be used as an array size
1077 int prev_comma = FALSE; // For correct processing sequential commas
1078
1079 // Count the number of values in the env. var string
1080 for (;;) {
1081 SKIP_WS(next);
1082
1083 if (*next == '\0') {
1084 break;
1085 }
1086 // Next character is not an integer or not a comma => end of list
1087 if (((*next < '0') || (*next > '9')) && (*next != ',')) {
1088 KMP_WARNING(NthSyntaxError, var, env);
1089 return;
1090 }
1091 // The next character is ','
1092 if (*next == ',') {
1093 // ',' is the first character
1094 if (total == 0 || prev_comma) {
1095 total++;
1096 }
1097 prev_comma = TRUE;
1098 next++; // skip ','
1099 SKIP_WS(next);
1100 }
1101 // Next character is a digit
1102 if (*next >= '0' && *next <= '9') {
1103 prev_comma = FALSE;
1104 SKIP_DIGITS(next);
1105 total++;
1106 const char *tmp = next;
1107 SKIP_WS(tmp);
1108 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
1109 KMP_WARNING(NthSpacesNotAllowed, var, env);
1110 return;
1111 }
1112 }
1113 }
1114 if (!__kmp_dflt_max_active_levels_set && total > 1)
1115 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
1116 KMP_DEBUG_ASSERT(total > 0);
1117 if (total <= 0) {
1118 KMP_WARNING(NthSyntaxError, var, env);
1119 return;
1120 }
1121
1122 // Check if the nested nthreads array exists
1123 if (!nth_array->nth) {
1124 // Allocate an array of double size
1125 nth_array->nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int) * total * 2);
1126 if (nth_array->nth == NULL) {
1127 KMP_FATAL(MemoryAllocFailed);
1128 }
1129 nth_array->size = total * 2;
1130 } else {
1131 if (nth_array->size < total) {
1132 // Increase the array size
1133 do {
1134 nth_array->size *= 2;
1135 } while (nth_array->size < total);
1136
1137 nth_array->nth = (int *)KMP_INTERNAL_REALLOC(
1138 nth_array->nth, sizeof(int) * nth_array->size);
1139 if (nth_array->nth == NULL) {
1140 KMP_FATAL(MemoryAllocFailed);
1141 }
1142 }
1143 }
1144 nth_array->used = total;
1145 int i = 0;
1146
1147 prev_comma = FALSE;
1148 total = 0;
1149 // Save values in the array
1150 for (;;) {
1151 SKIP_WS(scan);
1152 if (*scan == '\0') {
1153 break;
1154 }
1155 // The next character is ','
1156 if (*scan == ',') {
1157 // ',' in the beginning of the list
1158 if (total == 0) {
1159 // The value is supposed to be equal to __kmp_avail_proc but it is
1160 // unknown at the moment.
1161 // So let's put a placeholder (#threads = 0) to correct it later.
1162 nth_array->nth[i++] = 0;
1163 total++;
1164 } else if (prev_comma) {
1165 // Num threads is inherited from the previous level
1166 nth_array->nth[i] = nth_array->nth[i - 1];
1167 i++;
1168 total++;
1169 }
1170 prev_comma = TRUE;
1171 scan++; // skip ','
1172 SKIP_WS(scan);
1173 }
1174 // Next character is a digit
1175 if (*scan >= '0' && *scan <= '9') {
1176 int num;
1177 const char *buf = scan;
1178 char const *msg = NULL;
1179 prev_comma = FALSE;
1180 SKIP_DIGITS(scan);
1181 total++;
1182
1183 num = __kmp_str_to_int(buf, *scan);
1184 if (num < KMP_MIN_NTH) {
1185 msg = KMP_I18N_STR(ValueTooSmall);
1186 num = KMP_MIN_NTH;
1187 } else if (num > __kmp_sys_max_nth) {
1188 msg = KMP_I18N_STR(ValueTooLarge);
1189 num = __kmp_sys_max_nth;
1190 }
1191 if (msg != NULL) {
1192 // Message is not empty. Print warning.
1193 KMP_WARNING(ParseSizeIntWarn, var, env, msg);
1194 KMP_INFORM(Using_int_Value, var, num);
1195 }
1196 nth_array->nth[i++] = num;
1197 }
1198 }
1199}
1200
1201static void __kmp_stg_parse_num_threads(char const *name, char const *value,
1202 void *data) {
1203 // TODO: Remove this option. OMP_NUM_THREADS is a list of positive integers!
1204 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
1205 // The array of 1 element
1206 __kmp_nested_nth.nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int));
1207 __kmp_nested_nth.size = __kmp_nested_nth.used = 1;
1208 __kmp_nested_nth.nth[0] = __kmp_dflt_team_nth = __kmp_dflt_team_nth_ub =
1209 __kmp_xproc;
1210 } else {
1211 __kmp_parse_nested_num_threads(name, value, &__kmp_nested_nth);
1212 if (__kmp_nested_nth.nth) {
1213 __kmp_dflt_team_nth = __kmp_nested_nth.nth[0];
1214 if (__kmp_dflt_team_nth_ub < __kmp_dflt_team_nth) {
1215 __kmp_dflt_team_nth_ub = __kmp_dflt_team_nth;
1216 }
1217 }
1218 }
1219 K_DIAG(1, ("__kmp_dflt_team_nth == %d\n", __kmp_dflt_team_nth));
1220} // __kmp_stg_parse_num_threads
1221
1222static void __kmp_stg_parse_num_hidden_helper_threads(char const *name,
1223 char const *value,
1224 void *data) {
1225 __kmp_stg_parse_int(name, value, 0, 16, &__kmp_hidden_helper_threads_num);
1226 // If the number of hidden helper threads is zero, we disable hidden helper
1227 // task
1228 if (__kmp_hidden_helper_threads_num == 0) {
1229 __kmp_enable_hidden_helper = FALSE;
1230 }
1231} // __kmp_stg_parse_num_hidden_helper_threads
1232
1233static void __kmp_stg_print_num_hidden_helper_threads(kmp_str_buf_t *buffer,
1234 char const *name,
1235 void *data) {
1236 __kmp_stg_print_int(buffer, name, __kmp_hidden_helper_threads_num);
1237} // __kmp_stg_print_num_hidden_helper_threads
1238
1239static void __kmp_stg_parse_use_hidden_helper(char const *name,
1240 char const *value, void *data) {
1241 __kmp_stg_parse_bool(name, value, &__kmp_enable_hidden_helper);
1242#if !KMP_OS_LINUX
1243 __kmp_enable_hidden_helper = FALSE;
1244 K_DIAG(1,
1245 ("__kmp_stg_parse_use_hidden_helper: Disable hidden helper task on "
1246 "non-Linux platform although it is enabled by user explicitly.\n"));
1247#endif
1248} // __kmp_stg_parse_use_hidden_helper
1249
1250static void __kmp_stg_print_use_hidden_helper(kmp_str_buf_t *buffer,
1251 char const *name, void *data) {
1252 __kmp_stg_print_bool(buffer, name, __kmp_enable_hidden_helper);
1253} // __kmp_stg_print_use_hidden_helper
1254
1255static void __kmp_stg_print_num_threads(kmp_str_buf_t *buffer, char const *name,
1256 void *data) {
1257 if (__kmp_env_format) {
1258 KMP_STR_BUF_PRINT_NAME;
1259 } else {
1260 __kmp_str_buf_print(buffer, " %s", name);
1261 }
1262 if (__kmp_nested_nth.used) {
1263 kmp_str_buf_t buf;
1264 __kmp_str_buf_init(&buf);
1265 for (int i = 0; i < __kmp_nested_nth.used; i++) {
1266 __kmp_str_buf_print(&buf, "%d", __kmp_nested_nth.nth[i]);
1267 if (i < __kmp_nested_nth.used - 1) {
1268 __kmp_str_buf_print(&buf, ",");
1269 }
1270 }
1271 __kmp_str_buf_print(buffer, "='%s'\n", buf.str);
1272 __kmp_str_buf_free(&buf);
1273 } else {
1274 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1275 }
1276} // __kmp_stg_print_num_threads
1277
1278// -----------------------------------------------------------------------------
1279// OpenMP 3.0: KMP_TASKING, OMP_MAX_ACTIVE_LEVELS,
1280
1281static void __kmp_stg_parse_tasking(char const *name, char const *value,
1282 void *data) {
1283 __kmp_stg_parse_int(name, value, 0, (int)tskm_max,
1284 (int *)&__kmp_tasking_mode);
1285} // __kmp_stg_parse_tasking
1286
1287static void __kmp_stg_print_tasking(kmp_str_buf_t *buffer, char const *name,
1288 void *data) {
1289 __kmp_stg_print_int(buffer, name, __kmp_tasking_mode);
1290} // __kmp_stg_print_tasking
1291
1292static void __kmp_stg_parse_task_stealing(char const *name, char const *value,
1293 void *data) {
1294 __kmp_stg_parse_int(name, value, 0, 1,
1295 (int *)&__kmp_task_stealing_constraint);
1296} // __kmp_stg_parse_task_stealing
1297
1298static void __kmp_stg_print_task_stealing(kmp_str_buf_t *buffer,
1299 char const *name, void *data) {
1300 __kmp_stg_print_int(buffer, name, __kmp_task_stealing_constraint);
1301} // __kmp_stg_print_task_stealing
1302
1303static void __kmp_stg_parse_max_active_levels(char const *name,
1304 char const *value, void *data) {
1305 kmp_uint64 tmp_dflt = 0;
1306 char const *msg = NULL;
1307 if (!__kmp_dflt_max_active_levels_set) {
1308 // Don't overwrite __kmp_dflt_max_active_levels if we get an invalid setting
1309 __kmp_str_to_uint(value, &tmp_dflt, &msg);
1310 if (msg != NULL) { // invalid setting; print warning and ignore
1311 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
1312 } else if (tmp_dflt > KMP_MAX_ACTIVE_LEVELS_LIMIT) {
1313 // invalid setting; print warning and ignore
1314 msg = KMP_I18N_STR(ValueTooLarge);
1315 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
1316 } else { // valid setting
1317 __kmp_type_convert(tmp_dflt, &(__kmp_dflt_max_active_levels));
1318 __kmp_dflt_max_active_levels_set = true;
1319 }
1320 }
1321} // __kmp_stg_parse_max_active_levels
1322
1323static void __kmp_stg_print_max_active_levels(kmp_str_buf_t *buffer,
1324 char const *name, void *data) {
1325 __kmp_stg_print_int(buffer, name, __kmp_dflt_max_active_levels);
1326} // __kmp_stg_print_max_active_levels
1327
1328// -----------------------------------------------------------------------------
1329// OpenMP 4.0: OMP_DEFAULT_DEVICE
1330static void __kmp_stg_parse_default_device(char const *name, char const *value,
1331 void *data) {
1332 __kmp_stg_parse_int(name, value, 0, KMP_MAX_DEFAULT_DEVICE_LIMIT,
1333 &__kmp_default_device);
1334} // __kmp_stg_parse_default_device
1335
1336static void __kmp_stg_print_default_device(kmp_str_buf_t *buffer,
1337 char const *name, void *data) {
1338 __kmp_stg_print_int(buffer, name, __kmp_default_device);
1339} // __kmp_stg_print_default_device
1340
1341// -----------------------------------------------------------------------------
1342// OpenMP 5.0: OMP_TARGET_OFFLOAD
1343static void __kmp_stg_parse_target_offload(char const *name, char const *value,
1344 void *data) {
1345 const char *next = value;
1346 const char *scan = next;
1347
1348 __kmp_target_offload = tgt_default;
1349 SKIP_WS(next);
1350 if (*next == '\0')
1351 return;
1352 scan = next;
1353 if (!__kmp_strcasecmp_with_sentinel("mandatory", scan, 0)) {
1354 __kmp_target_offload = tgt_mandatory;
1355 } else if (!__kmp_strcasecmp_with_sentinel("disabled", scan, 0)) {
1356 __kmp_target_offload = tgt_disabled;
1357 } else if (!__kmp_strcasecmp_with_sentinel("default", scan, 0)) {
1358 __kmp_target_offload = tgt_default;
1359 } else {
1360 KMP_WARNING(SyntaxErrorUsing, name, "DEFAULT");
1361 }
1362
1363} // __kmp_stg_parse_target_offload
1364
1365static void __kmp_stg_print_target_offload(kmp_str_buf_t *buffer,
1366 char const *name, void *data) {
1367 const char *value = NULL;
1368 if (__kmp_target_offload == tgt_default)
1369 value = "DEFAULT";
1370 else if (__kmp_target_offload == tgt_mandatory)
1371 value = "MANDATORY";
1372 else if (__kmp_target_offload == tgt_disabled)
1373 value = "DISABLED";
1374 KMP_DEBUG_ASSERT(value);
1375 if (__kmp_env_format) {
1376 KMP_STR_BUF_PRINT_NAME;
1377 } else {
1378 __kmp_str_buf_print(buffer, " %s", name);
1379 }
1380 __kmp_str_buf_print(buffer, "=%s\n", value);
1381} // __kmp_stg_print_target_offload
1382
1383// -----------------------------------------------------------------------------
1384// OpenMP 4.5: OMP_MAX_TASK_PRIORITY
1385static void __kmp_stg_parse_max_task_priority(char const *name,
1386 char const *value, void *data) {
1387 __kmp_stg_parse_int(name, value, 0, KMP_MAX_TASK_PRIORITY_LIMIT,
1388 &__kmp_max_task_priority);
1389} // __kmp_stg_parse_max_task_priority
1390
1391static void __kmp_stg_print_max_task_priority(kmp_str_buf_t *buffer,
1392 char const *name, void *data) {
1393 __kmp_stg_print_int(buffer, name, __kmp_max_task_priority);
1394} // __kmp_stg_print_max_task_priority
1395
1396// KMP_TASKLOOP_MIN_TASKS
1397// taskloop threshold to switch from recursive to linear tasks creation
1398static void __kmp_stg_parse_taskloop_min_tasks(char const *name,
1399 char const *value, void *data) {
1400 int tmp;
1401 __kmp_stg_parse_int(name, value, 0, INT_MAX, &tmp);
1402 __kmp_taskloop_min_tasks = tmp;
1403} // __kmp_stg_parse_taskloop_min_tasks
1404
1405static void __kmp_stg_print_taskloop_min_tasks(kmp_str_buf_t *buffer,
1406 char const *name, void *data) {
1407 __kmp_stg_print_uint64(buffer, name, __kmp_taskloop_min_tasks);
1408} // __kmp_stg_print_taskloop_min_tasks
1409
1410// -----------------------------------------------------------------------------
1411// KMP_DISP_NUM_BUFFERS
1412static void __kmp_stg_parse_disp_buffers(char const *name, char const *value,
1413 void *data) {
1414 if (TCR_4(__kmp_init_serial)) {
1415 KMP_WARNING(EnvSerialWarn, name);
1416 return;
1417 } // read value before serial initialization only
1418 __kmp_stg_parse_int(name, value, KMP_MIN_DISP_NUM_BUFF, KMP_MAX_DISP_NUM_BUFF,
1419 &__kmp_dispatch_num_buffers);
1420} // __kmp_stg_parse_disp_buffers
1421
1422static void __kmp_stg_print_disp_buffers(kmp_str_buf_t *buffer,
1423 char const *name, void *data) {
1424 __kmp_stg_print_int(buffer, name, __kmp_dispatch_num_buffers);
1425} // __kmp_stg_print_disp_buffers
1426
1427#if KMP_NESTED_HOT_TEAMS
1428// -----------------------------------------------------------------------------
1429// KMP_HOT_TEAMS_MAX_LEVEL, KMP_HOT_TEAMS_MODE
1430
1431static void __kmp_stg_parse_hot_teams_level(char const *name, char const *value,
1432 void *data) {
1433 if (TCR_4(__kmp_init_parallel)) {
1434 KMP_WARNING(EnvParallelWarn, name);
1435 return;
1436 } // read value before first parallel only
1437 __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1438 &__kmp_hot_teams_max_level);
1439} // __kmp_stg_parse_hot_teams_level
1440
1441static void __kmp_stg_print_hot_teams_level(kmp_str_buf_t *buffer,
1442 char const *name, void *data) {
1443 __kmp_stg_print_int(buffer, name, __kmp_hot_teams_max_level);
1444} // __kmp_stg_print_hot_teams_level
1445
1446static void __kmp_stg_parse_hot_teams_mode(char const *name, char const *value,
1447 void *data) {
1448 if (TCR_4(__kmp_init_parallel)) {
1449 KMP_WARNING(EnvParallelWarn, name);
1450 return;
1451 } // read value before first parallel only
1452 __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1453 &__kmp_hot_teams_mode);
1454} // __kmp_stg_parse_hot_teams_mode
1455
1456static void __kmp_stg_print_hot_teams_mode(kmp_str_buf_t *buffer,
1457 char const *name, void *data) {
1458 __kmp_stg_print_int(buffer, name, __kmp_hot_teams_mode);
1459} // __kmp_stg_print_hot_teams_mode
1460
1461#endif // KMP_NESTED_HOT_TEAMS
1462
1463// -----------------------------------------------------------------------------
1464// KMP_HANDLE_SIGNALS
1465
1466#if KMP_HANDLE_SIGNALS
1467
1468static void __kmp_stg_parse_handle_signals(char const *name, char const *value,
1469 void *data) {
1470 __kmp_stg_parse_bool(name, value, &__kmp_handle_signals);
1471} // __kmp_stg_parse_handle_signals
1472
1473static void __kmp_stg_print_handle_signals(kmp_str_buf_t *buffer,
1474 char const *name, void *data) {
1475 __kmp_stg_print_bool(buffer, name, __kmp_handle_signals);
1476} // __kmp_stg_print_handle_signals
1477
1478#endif // KMP_HANDLE_SIGNALS
1479
1480// -----------------------------------------------------------------------------
1481// KMP_X_DEBUG, KMP_DEBUG, KMP_DEBUG_BUF_*, KMP_DIAG
1482
1483#ifdef KMP_DEBUG
1484
1485#define KMP_STG_X_DEBUG(x) \
1486 static void __kmp_stg_parse_##x##_debug(char const *name, char const *value, \
1487 void *data) { \
1488 __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_##x##_debug); \
1489 } /* __kmp_stg_parse_x_debug */ \
1490 static void __kmp_stg_print_##x##_debug(kmp_str_buf_t *buffer, \
1491 char const *name, void *data) { \
1492 __kmp_stg_print_int(buffer, name, kmp_##x##_debug); \
1493 } /* __kmp_stg_print_x_debug */
1494
1495KMP_STG_X_DEBUG(a)
1496KMP_STG_X_DEBUG(b)
1497KMP_STG_X_DEBUG(c)
1498KMP_STG_X_DEBUG(d)
1499KMP_STG_X_DEBUG(e)
1500KMP_STG_X_DEBUG(f)
1501
1502#undef KMP_STG_X_DEBUG
1503
1504static void __kmp_stg_parse_debug(char const *name, char const *value,
1505 void *data) {
1506 int debug = 0;
1507 __kmp_stg_parse_int(name, value, 0, INT_MAX, &debug);
1508 if (kmp_a_debug < debug) {
1509 kmp_a_debug = debug;
1510 }
1511 if (kmp_b_debug < debug) {
1512 kmp_b_debug = debug;
1513 }
1514 if (kmp_c_debug < debug) {
1515 kmp_c_debug = debug;
1516 }
1517 if (kmp_d_debug < debug) {
1518 kmp_d_debug = debug;
1519 }
1520 if (kmp_e_debug < debug) {
1521 kmp_e_debug = debug;
1522 }
1523 if (kmp_f_debug < debug) {
1524 kmp_f_debug = debug;
1525 }
1526} // __kmp_stg_parse_debug
1527
1528static void __kmp_stg_parse_debug_buf(char const *name, char const *value,
1529 void *data) {
1530 __kmp_stg_parse_bool(name, value, &__kmp_debug_buf);
1531 // !!! TODO: Move buffer initialization of of this file! It may works
1532 // incorrectly if KMP_DEBUG_BUF is parsed before KMP_DEBUG_BUF_LINES or
1533 // KMP_DEBUG_BUF_CHARS.
1534 if (__kmp_debug_buf) {
1535 int i;
1536 int elements = __kmp_debug_buf_lines * __kmp_debug_buf_chars;
1537
1538 /* allocate and initialize all entries in debug buffer to empty */
1539 __kmp_debug_buffer = (char *)__kmp_page_allocate(elements * sizeof(char));
1540 for (i = 0; i < elements; i += __kmp_debug_buf_chars)
1541 __kmp_debug_buffer[i] = '\0';
1542
1543 __kmp_debug_count = 0;
1544 }
1545 K_DIAG(1, ("__kmp_debug_buf = %d\n", __kmp_debug_buf));
1546} // __kmp_stg_parse_debug_buf
1547
1548static void __kmp_stg_print_debug_buf(kmp_str_buf_t *buffer, char const *name,
1549 void *data) {
1550 __kmp_stg_print_bool(buffer, name, __kmp_debug_buf);
1551} // __kmp_stg_print_debug_buf
1552
1553static void __kmp_stg_parse_debug_buf_atomic(char const *name,
1554 char const *value, void *data) {
1555 __kmp_stg_parse_bool(name, value, &__kmp_debug_buf_atomic);
1556} // __kmp_stg_parse_debug_buf_atomic
1557
1558static void __kmp_stg_print_debug_buf_atomic(kmp_str_buf_t *buffer,
1559 char const *name, void *data) {
1560 __kmp_stg_print_bool(buffer, name, __kmp_debug_buf_atomic);
1561} // __kmp_stg_print_debug_buf_atomic
1562
1563static void __kmp_stg_parse_debug_buf_chars(char const *name, char const *value,
1564 void *data) {
1565 __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_CHARS_MIN, INT_MAX,
1566 &__kmp_debug_buf_chars);
1567} // __kmp_stg_debug_parse_buf_chars
1568
1569static void __kmp_stg_print_debug_buf_chars(kmp_str_buf_t *buffer,
1570 char const *name, void *data) {
1571 __kmp_stg_print_int(buffer, name, __kmp_debug_buf_chars);
1572} // __kmp_stg_print_debug_buf_chars
1573
1574static void __kmp_stg_parse_debug_buf_lines(char const *name, char const *value,
1575 void *data) {
1576 __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_LINES_MIN, INT_MAX,
1577 &__kmp_debug_buf_lines);
1578} // __kmp_stg_parse_debug_buf_lines
1579
1580static void __kmp_stg_print_debug_buf_lines(kmp_str_buf_t *buffer,
1581 char const *name, void *data) {
1582 __kmp_stg_print_int(buffer, name, __kmp_debug_buf_lines);
1583} // __kmp_stg_print_debug_buf_lines
1584
1585static void __kmp_stg_parse_diag(char const *name, char const *value,
1586 void *data) {
1587 __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_diag);
1588} // __kmp_stg_parse_diag
1589
1590static void __kmp_stg_print_diag(kmp_str_buf_t *buffer, char const *name,
1591 void *data) {
1592 __kmp_stg_print_int(buffer, name, kmp_diag);
1593} // __kmp_stg_print_diag
1594
1595#endif // KMP_DEBUG
1596
1597// -----------------------------------------------------------------------------
1598// KMP_ALIGN_ALLOC
1599
1600static void __kmp_stg_parse_align_alloc(char const *name, char const *value,
1601 void *data) {
1602 __kmp_stg_parse_size(name, value, CACHE_LINE, INT_MAX, NULL,
1603 &__kmp_align_alloc, 1);
1604} // __kmp_stg_parse_align_alloc
1605
1606static void __kmp_stg_print_align_alloc(kmp_str_buf_t *buffer, char const *name,
1607 void *data) {
1608 __kmp_stg_print_size(buffer, name, __kmp_align_alloc);
1609} // __kmp_stg_print_align_alloc
1610
1611// -----------------------------------------------------------------------------
1612// KMP_PLAIN_BARRIER, KMP_FORKJOIN_BARRIER, KMP_REDUCTION_BARRIER
1613
1614// TODO: Remove __kmp_barrier_branch_bit_env_name varibale, remove loops from
1615// parse and print functions, pass required info through data argument.
1616
1617static void __kmp_stg_parse_barrier_branch_bit(char const *name,
1618 char const *value, void *data) {
1619 const char *var;
1620
1621 /* ---------- Barrier branch bit control ------------ */
1622 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1623 var = __kmp_barrier_branch_bit_env_name[i];
1624 if ((strcmp(var, name) == 0) && (value != 0)) {
1625 char *comma;
1626
1627 comma = CCAST(char *, strchr(value, ','));
1628 __kmp_barrier_gather_branch_bits[i] =
1629 (kmp_uint32)__kmp_str_to_int(value, ',');
1630 /* is there a specified release parameter? */
1631 if (comma == NULL) {
1632 __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt;
1633 } else {
1634 __kmp_barrier_release_branch_bits[i] =
1635 (kmp_uint32)__kmp_str_to_int(comma + 1, 0);
1636
1637 if (__kmp_barrier_release_branch_bits[i] > KMP_MAX_BRANCH_BITS) {
1638 __kmp_msg(kmp_ms_warning,
1639 KMP_MSG(BarrReleaseValueInvalid, name, comma + 1),
1640 __kmp_msg_null);
1641 __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt;
1642 }
1643 }
1644 if (__kmp_barrier_gather_branch_bits[i] > KMP_MAX_BRANCH_BITS) {
1645 KMP_WARNING(BarrGatherValueInvalid, name, value);
1646 KMP_INFORM(Using_uint_Value, name, __kmp_barrier_gather_bb_dflt);
1647 __kmp_barrier_gather_branch_bits[i] = __kmp_barrier_gather_bb_dflt;
1648 }
1649 }
1650 K_DIAG(1, ("%s == %d,%d\n", __kmp_barrier_branch_bit_env_name[i],
1651 __kmp_barrier_gather_branch_bits[i],
1652 __kmp_barrier_release_branch_bits[i]))
1653 }
1654} // __kmp_stg_parse_barrier_branch_bit
1655
1656static void __kmp_stg_print_barrier_branch_bit(kmp_str_buf_t *buffer,
1657 char const *name, void *data) {
1658 const char *var;
1659 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1660 var = __kmp_barrier_branch_bit_env_name[i];
1661 if (strcmp(var, name) == 0) {
1662 if (__kmp_env_format) {
1663 KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_branch_bit_env_name[i]);
1664 } else {
1665 __kmp_str_buf_print(buffer, " %s='",
1666 __kmp_barrier_branch_bit_env_name[i]);
1667 }
1668 __kmp_str_buf_print(buffer, "%d,%d'\n",
1669 __kmp_barrier_gather_branch_bits[i],
1670 __kmp_barrier_release_branch_bits[i]);
1671 }
1672 }
1673} // __kmp_stg_print_barrier_branch_bit
1674
1675// ----------------------------------------------------------------------------
1676// KMP_PLAIN_BARRIER_PATTERN, KMP_FORKJOIN_BARRIER_PATTERN,
1677// KMP_REDUCTION_BARRIER_PATTERN
1678
1679// TODO: Remove __kmp_barrier_pattern_name variable, remove loops from parse and
1680// print functions, pass required data to functions through data argument.
1681
1682static void __kmp_stg_parse_barrier_pattern(char const *name, char const *value,
1683 void *data) {
1684 const char *var;
1685 /* ---------- Barrier method control ------------ */
1686
1687 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1688 var = __kmp_barrier_pattern_env_name[i];
1689
1690 if ((strcmp(var, name) == 0) && (value != 0)) {
1691 int j;
1692 char *comma = CCAST(char *, strchr(value, ','));
1693
1694 /* handle first parameter: gather pattern */
1695 for (j = bp_linear_bar; j < bp_last_bar; j++) {
1696 if (__kmp_match_with_sentinel(__kmp_barrier_pattern_name[j], value, 1,
1697 ',')) {
1698 __kmp_barrier_gather_pattern[i] = (kmp_bar_pat_e)j;
1699 break;
1700 }
1701 }
1702 if (j == bp_last_bar) {
1703 KMP_WARNING(BarrGatherValueInvalid, name, value);
1704 KMP_INFORM(Using_str_Value, name,
1705 __kmp_barrier_pattern_name[bp_linear_bar]);
1706 }
1707
1708 /* handle second parameter: release pattern */
1709 if (comma != NULL) {
1710 for (j = bp_linear_bar; j < bp_last_bar; j++) {
1711 if (__kmp_str_match(__kmp_barrier_pattern_name[j], 1, comma + 1)) {
1712 __kmp_barrier_release_pattern[i] = (kmp_bar_pat_e)j;
1713 break;
1714 }
1715 }
1716 if (j == bp_last_bar) {
1717 __kmp_msg(kmp_ms_warning,
1718 KMP_MSG(BarrReleaseValueInvalid, name, comma + 1),
1719 __kmp_msg_null);
1720 KMP_INFORM(Using_str_Value, name,
1721 __kmp_barrier_pattern_name[bp_linear_bar]);
1722 }
1723 }
1724 }
1725 }
1726} // __kmp_stg_parse_barrier_pattern
1727
1728static void __kmp_stg_print_barrier_pattern(kmp_str_buf_t *buffer,
1729 char const *name, void *data) {
1730 const char *var;
1731 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1732 var = __kmp_barrier_pattern_env_name[i];
1733 if (strcmp(var, name) == 0) {
1734 int j = __kmp_barrier_gather_pattern[i];
1735 int k = __kmp_barrier_release_pattern[i];
1736 if (__kmp_env_format) {
1737 KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_pattern_env_name[i]);
1738 } else {
1739 __kmp_str_buf_print(buffer, " %s='",
1740 __kmp_barrier_pattern_env_name[i]);
1741 }
1742 KMP_DEBUG_ASSERT(j < bs_last_barrier && k < bs_last_barrier);
1743 __kmp_str_buf_print(buffer, "%s,%s'\n", __kmp_barrier_pattern_name[j],
1744 __kmp_barrier_pattern_name[k]);
1745 }
1746 }
1747} // __kmp_stg_print_barrier_pattern
1748
1749// -----------------------------------------------------------------------------
1750// KMP_ABORT_DELAY
1751
1752static void __kmp_stg_parse_abort_delay(char const *name, char const *value,
1753 void *data) {
1754 // Units of KMP_DELAY_ABORT are seconds, units of __kmp_abort_delay is
1755 // milliseconds.
1756 int delay = __kmp_abort_delay / 1000;
1757 __kmp_stg_parse_int(name, value, 0, INT_MAX / 1000, &delay);
1758 __kmp_abort_delay = delay * 1000;
1759} // __kmp_stg_parse_abort_delay
1760
1761static void __kmp_stg_print_abort_delay(kmp_str_buf_t *buffer, char const *name,
1762 void *data) {
1763 __kmp_stg_print_int(buffer, name, __kmp_abort_delay);
1764} // __kmp_stg_print_abort_delay
1765
1766// -----------------------------------------------------------------------------
1767// KMP_CPUINFO_FILE
1768
1769static void __kmp_stg_parse_cpuinfo_file(char const *name, char const *value,
1770 void *data) {
1771#if KMP_AFFINITY_SUPPORTED
1772 __kmp_stg_parse_str(name, value, &__kmp_cpuinfo_file);
1773 K_DIAG(1, ("__kmp_cpuinfo_file == %s\n", __kmp_cpuinfo_file));
1774#endif
1775} //__kmp_stg_parse_cpuinfo_file
1776
1777static void __kmp_stg_print_cpuinfo_file(kmp_str_buf_t *buffer,
1778 char const *name, void *data) {
1779#if KMP_AFFINITY_SUPPORTED
1780 if (__kmp_env_format) {
1781 KMP_STR_BUF_PRINT_NAME;
1782 } else {
1783 __kmp_str_buf_print(buffer, " %s", name);
1784 }
1785 if (__kmp_cpuinfo_file) {
1786 __kmp_str_buf_print(buffer, "='%s'\n", __kmp_cpuinfo_file);
1787 } else {
1788 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1789 }
1790#endif
1791} //__kmp_stg_print_cpuinfo_file
1792
1793// -----------------------------------------------------------------------------
1794// KMP_FORCE_REDUCTION, KMP_DETERMINISTIC_REDUCTION
1795
1796static void __kmp_stg_parse_force_reduction(char const *name, char const *value,
1797 void *data) {
1798 kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data;
1799 int rc;
1800
1801 rc = __kmp_stg_check_rivals(name, value, reduction->rivals);
1802 if (rc) {
1803 return;
1804 }
1805 if (reduction->force) {
1806 if (value != 0) {
1807 if (__kmp_str_match("critical", 0, value))
1808 __kmp_force_reduction_method = critical_reduce_block;
1809 else if (__kmp_str_match("atomic", 0, value))
1810 __kmp_force_reduction_method = atomic_reduce_block;
1811 else if (__kmp_str_match("tree", 0, value))
1812 __kmp_force_reduction_method = tree_reduce_block;
1813 else {
1814 KMP_FATAL(UnknownForceReduction, name, value);
1815 }
1816 }
1817 } else {
1818 __kmp_stg_parse_bool(name, value, &__kmp_determ_red);
1819 if (__kmp_determ_red) {
1820 __kmp_force_reduction_method = tree_reduce_block;
1821 } else {
1822 __kmp_force_reduction_method = reduction_method_not_defined;
1823 }
1824 }
1825 K_DIAG(1, ("__kmp_force_reduction_method == %d\n",
1826 __kmp_force_reduction_method));
1827} // __kmp_stg_parse_force_reduction
1828
1829static void __kmp_stg_print_force_reduction(kmp_str_buf_t *buffer,
1830 char const *name, void *data) {
1831
1832 kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data;
1833 if (reduction->force) {
1834 if (__kmp_force_reduction_method == critical_reduce_block) {
1835 __kmp_stg_print_str(buffer, name, "critical");
1836 } else if (__kmp_force_reduction_method == atomic_reduce_block) {
1837 __kmp_stg_print_str(buffer, name, "atomic");
1838 } else if (__kmp_force_reduction_method == tree_reduce_block) {
1839 __kmp_stg_print_str(buffer, name, "tree");
1840 } else {
1841 if (__kmp_env_format) {
1842 KMP_STR_BUF_PRINT_NAME;
1843 } else {
1844 __kmp_str_buf_print(buffer, " %s", name);
1845 }
1846 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1847 }
1848 } else {
1849 __kmp_stg_print_bool(buffer, name, __kmp_determ_red);
1850 }
1851
1852} // __kmp_stg_print_force_reduction
1853
1854// -----------------------------------------------------------------------------
1855// KMP_STORAGE_MAP
1856
1857static void __kmp_stg_parse_storage_map(char const *name, char const *value,
1858 void *data) {
1859 if (__kmp_str_match("verbose", 1, value)) {
1860 __kmp_storage_map = TRUE;
1861 __kmp_storage_map_verbose = TRUE;
1862 __kmp_storage_map_verbose_specified = TRUE;
1863
1864 } else {
1865 __kmp_storage_map_verbose = FALSE;
1866 __kmp_stg_parse_bool(name, value, &__kmp_storage_map); // !!!
1867 }
1868} // __kmp_stg_parse_storage_map
1869
1870static void __kmp_stg_print_storage_map(kmp_str_buf_t *buffer, char const *name,
1871 void *data) {
1872 if (__kmp_storage_map_verbose || __kmp_storage_map_verbose_specified) {
1873 __kmp_stg_print_str(buffer, name, "verbose");
1874 } else {
1875 __kmp_stg_print_bool(buffer, name, __kmp_storage_map);
1876 }
1877} // __kmp_stg_print_storage_map
1878
1879// -----------------------------------------------------------------------------
1880// KMP_ALL_THREADPRIVATE
1881
1882static void __kmp_stg_parse_all_threadprivate(char const *name,
1883 char const *value, void *data) {
1884 __kmp_stg_parse_int(name, value,
1885 __kmp_allThreadsSpecified ? __kmp_max_nth : 1,
1886 __kmp_max_nth, &__kmp_tp_capacity);
1887} // __kmp_stg_parse_all_threadprivate
1888
1889static void __kmp_stg_print_all_threadprivate(kmp_str_buf_t *buffer,
1890 char const *name, void *data) {
1891 __kmp_stg_print_int(buffer, name, __kmp_tp_capacity);
1892}
1893
1894// -----------------------------------------------------------------------------
1895// KMP_FOREIGN_THREADS_THREADPRIVATE
1896
1897static void __kmp_stg_parse_foreign_threads_threadprivate(char const *name,
1898 char const *value,
1899 void *data) {
1900 __kmp_stg_parse_bool(name, value, &__kmp_foreign_tp);
1901} // __kmp_stg_parse_foreign_threads_threadprivate
1902
1903static void __kmp_stg_print_foreign_threads_threadprivate(kmp_str_buf_t *buffer,
1904 char const *name,
1905 void *data) {
1906 __kmp_stg_print_bool(buffer, name, __kmp_foreign_tp);
1907} // __kmp_stg_print_foreign_threads_threadprivate
1908
1909// -----------------------------------------------------------------------------
1910// KMP_AFFINITY, GOMP_CPU_AFFINITY, KMP_TOPOLOGY_METHOD
1911
1912#if KMP_AFFINITY_SUPPORTED
1913// Parse the proc id list. Return TRUE if successful, FALSE otherwise.
1914static int __kmp_parse_affinity_proc_id_list(const char *var, const char *env,
1915 const char **nextEnv,
1916 char **proclist) {
1917 const char *scan = env;
1918 const char *next = scan;
1919 int empty = TRUE;
1920
1921 *proclist = NULL;
1922
1923 for (;;) {
1924 int start, end, stride;
1925
1926 SKIP_WS(scan);
1927 next = scan;
1928 if (*next == '\0') {
1929 break;
1930 }
1931
1932 if (*next == '{') {
1933 int num;
1934 next++; // skip '{'
1935 SKIP_WS(next);
1936 scan = next;
1937
1938 // Read the first integer in the set.
1939 if ((*next < '0') || (*next > '9')) {
1940 KMP_WARNING(AffSyntaxError, var);
1941 return FALSE;
1942 }
1943 SKIP_DIGITS(next);
1944 num = __kmp_str_to_int(scan, *next);
1945 KMP_ASSERT(num >= 0);
1946
1947 for (;;) {
1948 // Check for end of set.
1949 SKIP_WS(next);
1950 if (*next == '}') {
1951 next++; // skip '}'
1952 break;
1953 }
1954
1955 // Skip optional comma.
1956 if (*next == ',') {
1957 next++;
1958 }
1959 SKIP_WS(next);
1960
1961 // Read the next integer in the set.
1962 scan = next;
1963 if ((*next < '0') || (*next > '9')) {
1964 KMP_WARNING(AffSyntaxError, var);
1965 return FALSE;
1966 }
1967
1968 SKIP_DIGITS(next);
1969 num = __kmp_str_to_int(scan, *next);
1970 KMP_ASSERT(num >= 0);
1971 }
1972 empty = FALSE;
1973
1974 SKIP_WS(next);
1975 if (*next == ',') {
1976 next++;
1977 }
1978 scan = next;
1979 continue;
1980 }
1981
1982 // Next character is not an integer => end of list
1983 if ((*next < '0') || (*next > '9')) {
1984 if (empty) {
1985 KMP_WARNING(AffSyntaxError, var);
1986 return FALSE;
1987 }
1988 break;
1989 }
1990
1991 // Read the first integer.
1992 SKIP_DIGITS(next);
1993 start = __kmp_str_to_int(scan, *next);
1994 KMP_ASSERT(start >= 0);
1995 SKIP_WS(next);
1996
1997 // If this isn't a range, then go on.
1998 if (*next != '-') {
1999 empty = FALSE;
2000
2001 // Skip optional comma.
2002 if (*next == ',') {
2003 next++;
2004 }
2005 scan = next;
2006 continue;
2007 }
2008
2009 // This is a range. Skip over the '-' and read in the 2nd int.
2010 next++; // skip '-'
2011 SKIP_WS(next);
2012 scan = next;
2013 if ((*next < '0') || (*next > '9')) {
2014 KMP_WARNING(AffSyntaxError, var);
2015 return FALSE;
2016 }
2017 SKIP_DIGITS(next);
2018 end = __kmp_str_to_int(scan, *next);
2019 KMP_ASSERT(end >= 0);
2020
2021 // Check for a stride parameter
2022 stride = 1;
2023 SKIP_WS(next);
2024 if (*next == ':') {
2025 // A stride is specified. Skip over the ':" and read the 3rd int.
2026 int sign = +1;
2027 next++; // skip ':'
2028 SKIP_WS(next);
2029 scan = next;
2030 if (*next == '-') {
2031 sign = -1;
2032 next++;
2033 SKIP_WS(next);
2034 scan = next;
2035 }
2036 if ((*next < '0') || (*next > '9')) {
2037 KMP_WARNING(AffSyntaxError, var);
2038 return FALSE;
2039 }
2040 SKIP_DIGITS(next);
2041 stride = __kmp_str_to_int(scan, *next);
2042 KMP_ASSERT(stride >= 0);
2043 stride *= sign;
2044 }
2045
2046 // Do some range checks.
2047 if (stride == 0) {
2048 KMP_WARNING(AffZeroStride, var);
2049 return FALSE;
2050 }
2051 if (stride > 0) {
2052 if (start > end) {
2053 KMP_WARNING(AffStartGreaterEnd, var, start, end);
2054 return FALSE;
2055 }
2056 } else {
2057 if (start < end) {
2058 KMP_WARNING(AffStrideLessZero, var, start, end);
2059 return FALSE;
2060 }
2061 }
2062 if ((end - start) / stride > 65536) {
2063 KMP_WARNING(AffRangeTooBig, var, end, start, stride);
2064 return FALSE;
2065 }
2066
2067 empty = FALSE;
2068
2069 // Skip optional comma.
2070 SKIP_WS(next);
2071 if (*next == ',') {
2072 next++;
2073 }
2074 scan = next;
2075 }
2076
2077 *nextEnv = next;
2078
2079 {
2080 ptrdiff_t len = next - env;
2081 char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
2082 KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
2083 retlist[len] = '\0';
2084 *proclist = retlist;
2085 }
2086 return TRUE;
2087}
2088
2089// If KMP_AFFINITY is specified without a type, then
2090// __kmp_affinity_notype should point to its setting.
2091static kmp_setting_t *__kmp_affinity_notype = NULL;
2092
2093static void __kmp_parse_affinity_env(char const *name, char const *value,
2094 enum affinity_type *out_type,
2095 char **out_proclist, int *out_verbose,
2096 int *out_warn, int *out_respect,
2097 kmp_hw_t *out_gran, int *out_gran_levels,
2098 int *out_dups, int *out_compact,
2099 int *out_offset) {
2100 char *buffer = NULL; // Copy of env var value.
2101 char *buf = NULL; // Buffer for strtok_r() function.
2102 char *next = NULL; // end of token / start of next.
2103 const char *start; // start of current token (for err msgs)
2104 int count = 0; // Counter of parsed integer numbers.
2105 int number[2]; // Parsed numbers.
2106
2107 // Guards.
2108 int type = 0;
2109 int proclist = 0;
2110 int verbose = 0;
2111 int warnings = 0;
2112 int respect = 0;
2113 int gran = 0;
2114 int dups = 0;
2115 bool set = false;
2116
2117 KMP_ASSERT(value != NULL);
2118
2119 if (TCR_4(__kmp_init_middle)) {
2120 KMP_WARNING(EnvMiddleWarn, name);
2121 __kmp_env_toPrint(name, 0);
2122 return;
2123 }
2124 __kmp_env_toPrint(name, 1);
2125
2126 buffer =
2127 __kmp_str_format("%s", value); // Copy env var to keep original intact.
2128 buf = buffer;
2129 SKIP_WS(buf);
2130
2131// Helper macros.
2132
2133// If we see a parse error, emit a warning and scan to the next ",".
2134//
2135// FIXME - there's got to be a better way to print an error
2136// message, hopefully without overwriting peices of buf.
2137#define EMIT_WARN(skip, errlist) \
2138 { \
2139 char ch; \
2140 if (skip) { \
2141 SKIP_TO(next, ','); \
2142 } \
2143 ch = *next; \
2144 *next = '\0'; \
2145 KMP_WARNING errlist; \
2146 *next = ch; \
2147 if (skip) { \
2148 if (ch == ',') \
2149 next++; \
2150 } \
2151 buf = next; \
2152 }
2153
2154#define _set_param(_guard, _var, _val) \
2155 { \
2156 if (_guard == 0) { \
2157 _var = _val; \
2158 } else { \
2159 EMIT_WARN(FALSE, (AffParamDefined, name, start)); \
2160 } \
2161 ++_guard; \
2162 }
2163
2164#define set_type(val) _set_param(type, *out_type, val)
2165#define set_verbose(val) _set_param(verbose, *out_verbose, val)
2166#define set_warnings(val) _set_param(warnings, *out_warn, val)
2167#define set_respect(val) _set_param(respect, *out_respect, val)
2168#define set_dups(val) _set_param(dups, *out_dups, val)
2169#define set_proclist(val) _set_param(proclist, *out_proclist, val)
2170
2171#define set_gran(val, levels) \
2172 { \
2173 if (gran == 0) { \
2174 *out_gran = val; \
2175 *out_gran_levels = levels; \
2176 } else { \
2177 EMIT_WARN(FALSE, (AffParamDefined, name, start)); \
2178 } \
2179 ++gran; \
2180 }
2181
2182 KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
2183 (__kmp_nested_proc_bind.used > 0));
2184
2185 while (*buf != '\0') {
2186 start = next = buf;
2187
2188 if (__kmp_match_str("none", buf, CCAST(const char **, &next))) {
2189 set_type(affinity_none);
2190 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2191 buf = next;
2192 } else if (__kmp_match_str("scatter", buf, CCAST(const char **, &next))) {
2193 set_type(affinity_scatter);
2194 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2195 buf = next;
2196 } else if (__kmp_match_str("compact", buf, CCAST(const char **, &next))) {
2197 set_type(affinity_compact);
2198 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2199 buf = next;
2200 } else if (__kmp_match_str("logical", buf, CCAST(const char **, &next))) {
2201 set_type(affinity_logical);
2202 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2203 buf = next;
2204 } else if (__kmp_match_str("physical", buf, CCAST(const char **, &next))) {
2205 set_type(affinity_physical);
2206 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2207 buf = next;
2208 } else if (__kmp_match_str("explicit", buf, CCAST(const char **, &next))) {
2209 set_type(affinity_explicit);
2210 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2211 buf = next;
2212 } else if (__kmp_match_str("balanced", buf, CCAST(const char **, &next))) {
2213 set_type(affinity_balanced);
2214 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2215 buf = next;
2216 } else if (__kmp_match_str("disabled", buf, CCAST(const char **, &next))) {
2217 set_type(affinity_disabled);
2218 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2219 buf = next;
2220 } else if (__kmp_match_str("verbose", buf, CCAST(const char **, &next))) {
2221 set_verbose(TRUE);
2222 buf = next;
2223 } else if (__kmp_match_str("noverbose", buf, CCAST(const char **, &next))) {
2224 set_verbose(FALSE);
2225 buf = next;
2226 } else if (__kmp_match_str("warnings", buf, CCAST(const char **, &next))) {
2227 set_warnings(TRUE);
2228 buf = next;
2229 } else if (__kmp_match_str("nowarnings", buf,
2230 CCAST(const char **, &next))) {
2231 set_warnings(FALSE);
2232 buf = next;
2233 } else if (__kmp_match_str("respect", buf, CCAST(const char **, &next))) {
2234 set_respect(TRUE);
2235 buf = next;
2236 } else if (__kmp_match_str("norespect", buf, CCAST(const char **, &next))) {
2237 set_respect(FALSE);
2238 buf = next;
2239 } else if (__kmp_match_str("duplicates", buf,
2240 CCAST(const char **, &next)) ||
2241 __kmp_match_str("dups", buf, CCAST(const char **, &next))) {
2242 set_dups(TRUE);
2243 buf = next;
2244 } else if (__kmp_match_str("noduplicates", buf,
2245 CCAST(const char **, &next)) ||
2246 __kmp_match_str("nodups", buf, CCAST(const char **, &next))) {
2247 set_dups(FALSE);
2248 buf = next;
2249 } else if (__kmp_match_str("granularity", buf,
2250 CCAST(const char **, &next)) ||
2251 __kmp_match_str("gran", buf, CCAST(const char **, &next))) {
2252 SKIP_WS(next);
2253 if (*next != '=') {
2254 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2255 continue;
2256 }
2257 next++; // skip '='
2258 SKIP_WS(next);
2259
2260 buf = next;
2261
2262 // Try any hardware topology type for granularity
2263 KMP_FOREACH_HW_TYPE(type) {
2264 const char *name = __kmp_hw_get_keyword(type);
2265 if (__kmp_match_str(name, buf, CCAST(const char **, &next))) {
2266 set_gran(type, -1);
2267 buf = next;
2268 set = true;
2269 break;
2270 }
2271 }
2272 if (!set) {
2273 // Support older names for different granularity layers
2274 if (__kmp_match_str("fine", buf, CCAST(const char **, &next))) {
2275 set_gran(KMP_HW_THREAD, -1);
2276 buf = next;
2277 set = true;
2278 } else if (__kmp_match_str("package", buf,
2279 CCAST(const char **, &next))) {
2280 set_gran(KMP_HW_SOCKET, -1);
2281 buf = next;
2282 set = true;
2283 } else if (__kmp_match_str("node", buf, CCAST(const char **, &next))) {
2284 set_gran(KMP_HW_NUMA, -1);
2285 buf = next;
2286 set = true;
2287#if KMP_GROUP_AFFINITY
2288 } else if (__kmp_match_str("group", buf, CCAST(const char **, &next))) {
2289 set_gran(KMP_HW_PROC_GROUP, -1);
2290 buf = next;
2291 set = true;
2292#endif /* KMP_GROUP AFFINITY */
2293 } else if ((*buf >= '0') && (*buf <= '9')) {
2294 int n;
2295 next = buf;
2296 SKIP_DIGITS(next);
2297 n = __kmp_str_to_int(buf, *next);
2298 KMP_ASSERT(n >= 0);
2299 buf = next;
2300 set_gran(KMP_HW_UNKNOWN, n);
2301 set = true;
2302 } else {
2303 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2304 continue;
2305 }
2306 }
2307 } else if (__kmp_match_str("proclist", buf, CCAST(const char **, &next))) {
2308 char *temp_proclist;
2309
2310 SKIP_WS(next);
2311 if (*next != '=') {
2312 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2313 continue;
2314 }
2315 next++; // skip '='
2316 SKIP_WS(next);
2317 if (*next != '[') {
2318 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2319 continue;
2320 }
2321 next++; // skip '['
2322 buf = next;
2323 if (!__kmp_parse_affinity_proc_id_list(
2324 name, buf, CCAST(const char **, &next), &temp_proclist)) {
2325 // warning already emitted.
2326 SKIP_TO(next, ']');
2327 if (*next == ']')
2328 next++;
2329 SKIP_TO(next, ',');
2330 if (*next == ',')
2331 next++;
2332 buf = next;
2333 continue;
2334 }
2335 if (*next != ']') {
2336 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2337 continue;
2338 }
2339 next++; // skip ']'
2340 set_proclist(temp_proclist);
2341 } else if ((*buf >= '0') && (*buf <= '9')) {
2342 // Parse integer numbers -- permute and offset.
2343 int n;
2344 next = buf;
2345 SKIP_DIGITS(next);
2346 n = __kmp_str_to_int(buf, *next);
2347 KMP_ASSERT(n >= 0);
2348 buf = next;
2349 if (count < 2) {
2350 number[count] = n;
2351 } else {
2352 KMP_WARNING(AffManyParams, name, start);
2353 }
2354 ++count;
2355 } else {
2356 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2357 continue;
2358 }
2359
2360 SKIP_WS(next);
2361 if (*next == ',') {
2362 next++;
2363 SKIP_WS(next);
2364 } else if (*next != '\0') {
2365 const char *temp = next;
2366 EMIT_WARN(TRUE, (ParseExtraCharsWarn, name, temp));
2367 continue;
2368 }
2369 buf = next;
2370 } // while
2371
2372#undef EMIT_WARN
2373#undef _set_param
2374#undef set_type
2375#undef set_verbose
2376#undef set_warnings
2377#undef set_respect
2378#undef set_granularity
2379
2380 __kmp_str_free(&buffer);
2381
2382 if (proclist) {
2383 if (!type) {
2384 KMP_WARNING(AffProcListNoType, name);
2385 *out_type = affinity_explicit;
2386 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2387 } else if (*out_type != affinity_explicit) {
2388 KMP_WARNING(AffProcListNotExplicit, name);
2389 KMP_ASSERT(*out_proclist != NULL);
2390 KMP_INTERNAL_FREE(*out_proclist);
2391 *out_proclist = NULL;
2392 }
2393 }
2394 switch (*out_type) {
2395 case affinity_logical:
2396 case affinity_physical: {
2397 if (count > 0) {
2398 *out_offset = number[0];
2399 }
2400 if (count > 1) {
2401 KMP_WARNING(AffManyParamsForLogic, name, number[1]);
2402 }
2403 } break;
2404 case affinity_balanced: {
2405 if (count > 0) {
2406 *out_compact = number[0];
2407 }
2408 if (count > 1) {
2409 *out_offset = number[1];
2410 }
2411
2412 if (__kmp_affinity_gran == KMP_HW_UNKNOWN) {
2413#if KMP_MIC_SUPPORTED
2414 if (__kmp_mic_type != non_mic) {
2415 if (__kmp_affinity_verbose || __kmp_affinity_warnings) {
2416 KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "fine");
2417 }
2418 __kmp_affinity_gran = KMP_HW_THREAD;
2419 } else
2420#endif
2421 {
2422 if (__kmp_affinity_verbose || __kmp_affinity_warnings) {
2423 KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "core");
2424 }
2425 __kmp_affinity_gran = KMP_HW_CORE;
2426 }
2427 }
2428 } break;
2429 case affinity_scatter:
2430 case affinity_compact: {
2431 if (count > 0) {
2432 *out_compact = number[0];
2433 }
2434 if (count > 1) {
2435 *out_offset = number[1];
2436 }
2437 } break;
2438 case affinity_explicit: {
2439 if (*out_proclist == NULL) {
2440 KMP_WARNING(AffNoProcList, name);
2441 __kmp_affinity_type = affinity_none;
2442 }
2443 if (count > 0) {
2444 KMP_WARNING(AffNoParam, name, "explicit");
2445 }
2446 } break;
2447 case affinity_none: {
2448 if (count > 0) {
2449 KMP_WARNING(AffNoParam, name, "none");
2450 }
2451 } break;
2452 case affinity_disabled: {
2453 if (count > 0) {
2454 KMP_WARNING(AffNoParam, name, "disabled");
2455 }
2456 } break;
2457 case affinity_default: {
2458 if (count > 0) {
2459 KMP_WARNING(AffNoParam, name, "default");
2460 }
2461 } break;
2462 default: {
2463 KMP_ASSERT(0);
2464 }
2465 }
2466} // __kmp_parse_affinity_env
2467
2468static void __kmp_stg_parse_affinity(char const *name, char const *value,
2469 void *data) {
2470 kmp_setting_t **rivals = (kmp_setting_t **)data;
2471 int rc;
2472
2473 rc = __kmp_stg_check_rivals(name, value, rivals);
2474 if (rc) {
2475 return;
2476 }
2477
2478 __kmp_parse_affinity_env(name, value, &__kmp_affinity_type,
2479 &__kmp_affinity_proclist, &__kmp_affinity_verbose,
2480 &__kmp_affinity_warnings,
2481 &__kmp_affinity_respect_mask, &__kmp_affinity_gran,
2482 &__kmp_affinity_gran_levels, &__kmp_affinity_dups,
2483 &__kmp_affinity_compact, &__kmp_affinity_offset);
2484
2485} // __kmp_stg_parse_affinity
2486
2487static void __kmp_stg_print_affinity(kmp_str_buf_t *buffer, char const *name,
2488 void *data) {
2489 if (__kmp_env_format) {
2490 KMP_STR_BUF_PRINT_NAME_EX(name);
2491 } else {
2492 __kmp_str_buf_print(buffer, " %s='", name);
2493 }
2494 if (__kmp_affinity_verbose) {
2495 __kmp_str_buf_print(buffer, "%s,", "verbose");
2496 } else {
2497 __kmp_str_buf_print(buffer, "%s,", "noverbose");
2498 }
2499 if (__kmp_affinity_warnings) {
2500 __kmp_str_buf_print(buffer, "%s,", "warnings");
2501 } else {
2502 __kmp_str_buf_print(buffer, "%s,", "nowarnings");
2503 }
2504 if (KMP_AFFINITY_CAPABLE()) {
2505 if (__kmp_affinity_respect_mask) {
2506 __kmp_str_buf_print(buffer, "%s,", "respect");
2507 } else {
2508 __kmp_str_buf_print(buffer, "%s,", "norespect");
2509 }
2510 __kmp_str_buf_print(buffer, "granularity=%s,",
2511 __kmp_hw_get_keyword(__kmp_affinity_gran, false));
2512 }
2513 if (!KMP_AFFINITY_CAPABLE()) {
2514 __kmp_str_buf_print(buffer, "%s", "disabled");
2515 } else
2516 switch (__kmp_affinity_type) {
2517 case affinity_none:
2518 __kmp_str_buf_print(buffer, "%s", "none");
2519 break;
2520 case affinity_physical:
2521 __kmp_str_buf_print(buffer, "%s,%d", "physical", __kmp_affinity_offset);
2522 break;
2523 case affinity_logical:
2524 __kmp_str_buf_print(buffer, "%s,%d", "logical", __kmp_affinity_offset);
2525 break;
2526 case affinity_compact:
2527 __kmp_str_buf_print(buffer, "%s,%d,%d", "compact", __kmp_affinity_compact,
2528 __kmp_affinity_offset);
2529 break;
2530 case affinity_scatter:
2531 __kmp_str_buf_print(buffer, "%s,%d,%d", "scatter", __kmp_affinity_compact,
2532 __kmp_affinity_offset);
2533 break;
2534 case affinity_explicit:
2535 __kmp_str_buf_print(buffer, "%s=[%s],%s", "proclist",
2536 __kmp_affinity_proclist, "explicit");
2537 break;
2538 case affinity_balanced:
2539 __kmp_str_buf_print(buffer, "%s,%d,%d", "balanced",
2540 __kmp_affinity_compact, __kmp_affinity_offset);
2541 break;
2542 case affinity_disabled:
2543 __kmp_str_buf_print(buffer, "%s", "disabled");
2544 break;
2545 case affinity_default:
2546 __kmp_str_buf_print(buffer, "%s", "default");
2547 break;
2548 default:
2549 __kmp_str_buf_print(buffer, "%s", "<unknown>");
2550 break;
2551 }
2552 __kmp_str_buf_print(buffer, "'\n");
2553} //__kmp_stg_print_affinity
2554
2555#ifdef KMP_GOMP_COMPAT
2556
2557static void __kmp_stg_parse_gomp_cpu_affinity(char const *name,
2558 char const *value, void *data) {
2559 const char *next = NULL;
2560 char *temp_proclist;
2561 kmp_setting_t **rivals = (kmp_setting_t **)data;
2562 int rc;
2563
2564 rc = __kmp_stg_check_rivals(name, value, rivals);
2565 if (rc) {
2566 return;
2567 }
2568
2569 if (TCR_4(__kmp_init_middle)) {
2570 KMP_WARNING(EnvMiddleWarn, name);
2571 __kmp_env_toPrint(name, 0);
2572 return;
2573 }
2574
2575 __kmp_env_toPrint(name, 1);
2576
2577 if (__kmp_parse_affinity_proc_id_list(name, value, &next, &temp_proclist)) {
2578 SKIP_WS(next);
2579 if (*next == '\0') {
2580 // GOMP_CPU_AFFINITY => granularity=fine,explicit,proclist=...
2581 __kmp_affinity_proclist = temp_proclist;
2582 __kmp_affinity_type = affinity_explicit;
2583 __kmp_affinity_gran = KMP_HW_THREAD;
2584 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2585 } else {
2586 KMP_WARNING(AffSyntaxError, name);
2587 if (temp_proclist != NULL) {
2588 KMP_INTERNAL_FREE((void *)temp_proclist);
2589 }
2590 }
2591 } else {
2592 // Warning already emitted
2593 __kmp_affinity_type = affinity_none;
2594 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2595 }
2596} // __kmp_stg_parse_gomp_cpu_affinity
2597
2598#endif /* KMP_GOMP_COMPAT */
2599
2600/*-----------------------------------------------------------------------------
2601The OMP_PLACES proc id list parser. Here is the grammar:
2602
2603place_list := place
2604place_list := place , place_list
2605place := num
2606place := place : num
2607place := place : num : signed
2608place := { subplacelist }
2609place := ! place // (lowest priority)
2610subplace_list := subplace
2611subplace_list := subplace , subplace_list
2612subplace := num
2613subplace := num : num
2614subplace := num : num : signed
2615signed := num
2616signed := + signed
2617signed := - signed
2618-----------------------------------------------------------------------------*/
2619
2620// Warning to issue for syntax error during parsing of OMP_PLACES
2621static inline void __kmp_omp_places_syntax_warn(const char *var) {
2622 KMP_WARNING(SyntaxErrorUsing, var, "\"cores\"");
2623}
2624
2625static int __kmp_parse_subplace_list(const char *var, const char **scan) {
2626 const char *next;
2627
2628 for (;;) {
2629 int start, count, stride;
2630
2631 //
2632 // Read in the starting proc id
2633 //
2634 SKIP_WS(*scan);
2635 if ((**scan < '0') || (**scan > '9')) {
2636 __kmp_omp_places_syntax_warn(var);
2637 return FALSE;
2638 }
2639 next = *scan;
2640 SKIP_DIGITS(next);
2641 start = __kmp_str_to_int(*scan, *next);
2642 KMP_ASSERT(start >= 0);
2643 *scan = next;
2644
2645 // valid follow sets are ',' ':' and '}'
2646 SKIP_WS(*scan);
2647 if (**scan == '}') {
2648 break;
2649 }
2650 if (**scan == ',') {
2651 (*scan)++; // skip ','
2652 continue;
2653 }
2654 if (**scan != ':') {
2655 __kmp_omp_places_syntax_warn(var);
2656 return FALSE;
2657 }
2658 (*scan)++; // skip ':'
2659
2660 // Read count parameter
2661 SKIP_WS(*scan);
2662 if ((**scan < '0') || (**scan > '9')) {
2663 __kmp_omp_places_syntax_warn(var);
2664 return FALSE;
2665 }
2666 next = *scan;
2667 SKIP_DIGITS(next);
2668 count = __kmp_str_to_int(*scan, *next);
2669 KMP_ASSERT(count >= 0);
2670 *scan = next;
2671
2672 // valid follow sets are ',' ':' and '}'
2673 SKIP_WS(*scan);
2674 if (**scan == '}') {
2675 break;
2676 }
2677 if (**scan == ',') {
2678 (*scan)++; // skip ','
2679 continue;
2680 }
2681 if (**scan != ':') {
2682 __kmp_omp_places_syntax_warn(var);
2683 return FALSE;
2684 }
2685 (*scan)++; // skip ':'
2686
2687 // Read stride parameter
2688 int sign = +1;
2689 for (;;) {
2690 SKIP_WS(*scan);
2691 if (**scan == '+') {
2692 (*scan)++; // skip '+'
2693 continue;
2694 }
2695 if (**scan == '-') {
2696 sign *= -1;
2697 (*scan)++; // skip '-'
2698 continue;
2699 }
2700 break;
2701 }
2702 SKIP_WS(*scan);
2703 if ((**scan < '0') || (**scan > '9')) {
2704 __kmp_omp_places_syntax_warn(var);
2705 return FALSE;
2706 }
2707 next = *scan;
2708 SKIP_DIGITS(next);
2709 stride = __kmp_str_to_int(*scan, *next);
2710 KMP_ASSERT(stride >= 0);
2711 *scan = next;
2712 stride *= sign;
2713
2714 // valid follow sets are ',' and '}'
2715 SKIP_WS(*scan);
2716 if (**scan == '}') {
2717 break;
2718 }
2719 if (**scan == ',') {
2720 (*scan)++; // skip ','
2721 continue;
2722 }
2723
2724 __kmp_omp_places_syntax_warn(var);
2725 return FALSE;
2726 }
2727 return TRUE;
2728}
2729
2730static int __kmp_parse_place(const char *var, const char **scan) {
2731 const char *next;
2732
2733 // valid follow sets are '{' '!' and num
2734 SKIP_WS(*scan);
2735 if (**scan == '{') {
2736 (*scan)++; // skip '{'
2737 if (!__kmp_parse_subplace_list(var, scan)) {
2738 return FALSE;
2739 }
2740 if (**scan != '}') {
2741 __kmp_omp_places_syntax_warn(var);
2742 return FALSE;
2743 }
2744 (*scan)++; // skip '}'
2745 } else if (**scan == '!') {
2746 (*scan)++; // skip '!'
2747 return __kmp_parse_place(var, scan); //'!' has lower precedence than ':'
2748 } else if ((**scan >= '0') && (**scan <= '9')) {
2749 next = *scan;
2750 SKIP_DIGITS(next);
2751 int proc = __kmp_str_to_int(*scan, *next);
2752 KMP_ASSERT(proc >= 0);
2753 *scan = next;
2754 } else {
2755 __kmp_omp_places_syntax_warn(var);
2756 return FALSE;
2757 }
2758 return TRUE;
2759}
2760
2761static int __kmp_parse_place_list(const char *var, const char *env,
2762 char **place_list) {
2763 const char *scan = env;
2764 const char *next = scan;
2765
2766 for (;;) {
2767 int count, stride;
2768
2769 if (!__kmp_parse_place(var, &scan)) {
2770 return FALSE;
2771 }
2772
2773 // valid follow sets are ',' ':' and EOL
2774 SKIP_WS(scan);
2775 if (*scan == '\0') {
2776 break;
2777 }
2778 if (*scan == ',') {
2779 scan++; // skip ','
2780 continue;
2781 }
2782 if (*scan != ':') {
2783 __kmp_omp_places_syntax_warn(var);
2784 return FALSE;
2785 }
2786 scan++; // skip ':'
2787
2788 // Read count parameter
2789 SKIP_WS(scan);
2790 if ((*scan < '0') || (*scan > '9')) {
2791 __kmp_omp_places_syntax_warn(var);
2792 return FALSE;
2793 }
2794 next = scan;
2795 SKIP_DIGITS(next);
2796 count = __kmp_str_to_int(scan, *next);
2797 KMP_ASSERT(count >= 0);
2798 scan = next;
2799
2800 // valid follow sets are ',' ':' and EOL
2801 SKIP_WS(scan);
2802 if (*scan == '\0') {
2803 break;
2804 }
2805 if (*scan == ',') {
2806 scan++; // skip ','
2807 continue;
2808 }
2809 if (*scan != ':') {
2810 __kmp_omp_places_syntax_warn(var);
2811 return FALSE;
2812 }
2813 scan++; // skip ':'
2814
2815 // Read stride parameter
2816 int sign = +1;
2817 for (;;) {
2818 SKIP_WS(scan);
2819 if (*scan == '+') {
2820 scan++; // skip '+'
2821 continue;
2822 }
2823 if (*scan == '-') {
2824 sign *= -1;
2825 scan++; // skip '-'
2826 continue;
2827 }
2828 break;
2829 }
2830 SKIP_WS(scan);
2831 if ((*scan < '0') || (*scan > '9')) {
2832 __kmp_omp_places_syntax_warn(var);
2833 return FALSE;
2834 }
2835 next = scan;
2836 SKIP_DIGITS(next);
2837 stride = __kmp_str_to_int(scan, *next);
2838 KMP_ASSERT(stride >= 0);
2839 scan = next;
2840 stride *= sign;
2841
2842 // valid follow sets are ',' and EOL
2843 SKIP_WS(scan);
2844 if (*scan == '\0') {
2845 break;
2846 }
2847 if (*scan == ',') {
2848 scan++; // skip ','
2849 continue;
2850 }
2851
2852 __kmp_omp_places_syntax_warn(var);
2853 return FALSE;
2854 }
2855
2856 {
2857 ptrdiff_t len = scan - env;
2858 char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
2859 KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
2860 retlist[len] = '\0';
2861 *place_list = retlist;
2862 }
2863 return TRUE;
2864}
2865
2866static void __kmp_stg_parse_places(char const *name, char const *value,
2867 void *data) {
2868 struct kmp_place_t {
2869 const char *name;
2870 kmp_hw_t type;
2871 };
2872 int count;
2873 bool set = false;
2874 const char *scan = value;
2875 const char *next = scan;
2876 const char *kind = "\"threads\"";
2877 kmp_place_t std_places[] = {{"threads", KMP_HW_THREAD},
2878 {"cores", KMP_HW_CORE},
2879 {"numa_domains", KMP_HW_NUMA},
2880 {"ll_caches", KMP_HW_LLC},
2881 {"sockets", KMP_HW_SOCKET}};
2882 kmp_setting_t **rivals = (kmp_setting_t **)data;
2883 int rc;
2884
2885 rc = __kmp_stg_check_rivals(name, value, rivals);
2886 if (rc) {
2887 return;
2888 }
2889
2890 // Standard choices
2891 for (size_t i = 0; i < sizeof(std_places) / sizeof(std_places[0]); ++i) {
2892 const kmp_place_t &place = std_places[i];
2893 if (__kmp_match_str(place.name, scan, &next)) {
2894 scan = next;
2895 __kmp_affinity_type = affinity_compact;
2896 __kmp_affinity_gran = place.type;
2897 __kmp_affinity_dups = FALSE;
2898 set = true;
2899 break;
2900 }
2901 }
2902 // Implementation choices for OMP_PLACES based on internal types
2903 if (!set) {
2904 KMP_FOREACH_HW_TYPE(type) {
2905 const char *name = __kmp_hw_get_keyword(type, true);
2906 if (__kmp_match_str("unknowns", scan, &next))
2907 continue;
2908 if (__kmp_match_str(name, scan, &next)) {
2909 scan = next;
2910 __kmp_affinity_type = affinity_compact;
2911 __kmp_affinity_gran = type;
2912 __kmp_affinity_dups = FALSE;
2913 set = true;
2914 break;
2915 }
2916 }
2917 }
2918 if (!set) {
2919 if (__kmp_affinity_proclist != NULL) {
2920 KMP_INTERNAL_FREE((void *)__kmp_affinity_proclist);
2921 __kmp_affinity_proclist = NULL;
2922 }
2923 if (__kmp_parse_place_list(name, value, &__kmp_affinity_proclist)) {
2924 __kmp_affinity_type = affinity_explicit;
2925 __kmp_affinity_gran = KMP_HW_THREAD;
2926 __kmp_affinity_dups = FALSE;
2927 } else {
2928 // Syntax error fallback
2929 __kmp_affinity_type = affinity_compact;
2930 __kmp_affinity_gran = KMP_HW_CORE;
2931 __kmp_affinity_dups = FALSE;
2932 }
2933 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2934 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2935 }
2936 return;
2937 }
2938 if (__kmp_affinity_gran != KMP_HW_UNKNOWN) {
2939 kind = __kmp_hw_get_keyword(__kmp_affinity_gran);
2940 }
2941
2942 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2943 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2944 }
2945
2946 SKIP_WS(scan);
2947 if (*scan == '\0') {
2948 return;
2949 }
2950
2951 // Parse option count parameter in parentheses
2952 if (*scan != '(') {
2953 KMP_WARNING(SyntaxErrorUsing, name, kind);
2954 return;
2955 }
2956 scan++; // skip '('
2957
2958 SKIP_WS(scan);
2959 next = scan;
2960 SKIP_DIGITS(next);
2961 count = __kmp_str_to_int(scan, *next);
2962 KMP_ASSERT(count >= 0);
2963 scan = next;
2964
2965 SKIP_WS(scan);
2966 if (*scan != ')') {
2967 KMP_WARNING(SyntaxErrorUsing, name, kind);
2968 return;
2969 }
2970 scan++; // skip ')'
2971
2972 SKIP_WS(scan);
2973 if (*scan != '\0') {
2974 KMP_WARNING(ParseExtraCharsWarn, name, scan);
2975 }
2976 __kmp_affinity_num_places = count;
2977}
2978
2979static void __kmp_stg_print_places(kmp_str_buf_t *buffer, char const *name,
2980 void *data) {
2981 if (__kmp_env_format) {
2982 KMP_STR_BUF_PRINT_NAME;
2983 } else {
2984 __kmp_str_buf_print(buffer, " %s", name);
2985 }
2986 if ((__kmp_nested_proc_bind.used == 0) ||
2987 (__kmp_nested_proc_bind.bind_types == NULL) ||
2988 (__kmp_nested_proc_bind.bind_types[0] == proc_bind_false)) {
2989 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2990 } else if (__kmp_affinity_type == affinity_explicit) {
2991 if (__kmp_affinity_proclist != NULL) {
2992 __kmp_str_buf_print(buffer, "='%s'\n", __kmp_affinity_proclist);
2993 } else {
2994 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2995 }
2996 } else if (__kmp_affinity_type == affinity_compact) {
2997 int num;
2998 if (__kmp_affinity_num_masks > 0) {
2999 num = __kmp_affinity_num_masks;
3000 } else if (__kmp_affinity_num_places > 0) {
3001 num = __kmp_affinity_num_places;
3002 } else {
3003 num = 0;
3004 }
3005 if (__kmp_affinity_gran != KMP_HW_UNKNOWN) {
3006 const char *name = __kmp_hw_get_keyword(__kmp_affinity_gran, true);
3007 if (num > 0) {
3008 __kmp_str_buf_print(buffer, "='%s(%d)'\n", name, num);
3009 } else {
3010 __kmp_str_buf_print(buffer, "='%s'\n", name);
3011 }
3012 } else {
3013 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3014 }
3015 } else {
3016 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3017 }
3018}
3019
3020static void __kmp_stg_parse_topology_method(char const *name, char const *value,
3021 void *data) {
3022 if (__kmp_str_match("all", 1, value)) {
3023 __kmp_affinity_top_method = affinity_top_method_all;
3024 }
3025#if KMP_USE_HWLOC
3026 else if (__kmp_str_match("hwloc", 1, value)) {
3027 __kmp_affinity_top_method = affinity_top_method_hwloc;
3028 }
3029#endif
3030#if KMP_ARCH_X86 || KMP_ARCH_X86_64
3031 else if (__kmp_str_match("cpuid_leaf31", 12, value) ||
3032 __kmp_str_match("cpuid 1f", 8, value) ||
3033 __kmp_str_match("cpuid 31", 8, value) ||
3034 __kmp_str_match("cpuid1f", 7, value) ||
3035 __kmp_str_match("cpuid31", 7, value) ||
3036 __kmp_str_match("leaf 1f", 7, value) ||
3037 __kmp_str_match("leaf 31", 7, value) ||
3038 __kmp_str_match("leaf1f", 6, value) ||
3039 __kmp_str_match("leaf31", 6, value)) {
3040 __kmp_affinity_top_method = affinity_top_method_x2apicid_1f;
3041 } else if (__kmp_str_match("x2apic id", 9, value) ||
3042 __kmp_str_match("x2apic_id", 9, value) ||
3043 __kmp_str_match("x2apic-id", 9, value) ||
3044 __kmp_str_match("x2apicid", 8, value) ||
3045 __kmp_str_match("cpuid leaf 11", 13, value) ||
3046 __kmp_str_match("cpuid_leaf_11", 13, value) ||
3047 __kmp_str_match("cpuid-leaf-11", 13, value) ||
3048 __kmp_str_match("cpuid leaf11", 12, value) ||
3049 __kmp_str_match("cpuid_leaf11", 12, value) ||
3050 __kmp_str_match("cpuid-leaf11", 12, value) ||
3051 __kmp_str_match("cpuidleaf 11", 12, value) ||
3052 __kmp_str_match("cpuidleaf_11", 12, value) ||
3053 __kmp_str_match("cpuidleaf-11", 12, value) ||
3054 __kmp_str_match("cpuidleaf11", 11, value) ||
3055 __kmp_str_match("cpuid 11", 8, value) ||
3056 __kmp_str_match("cpuid_11", 8, value) ||
3057 __kmp_str_match("cpuid-11", 8, value) ||
3058 __kmp_str_match("cpuid11", 7, value) ||
3059 __kmp_str_match("leaf 11", 7, value) ||
3060 __kmp_str_match("leaf_11", 7, value) ||
3061 __kmp_str_match("leaf-11", 7, value) ||
3062 __kmp_str_match("leaf11", 6, value)) {
3063 __kmp_affinity_top_method = affinity_top_method_x2apicid;
3064 } else if (__kmp_str_match("apic id", 7, value) ||
3065 __kmp_str_match("apic_id", 7, value) ||
3066 __kmp_str_match("apic-id", 7, value) ||
3067 __kmp_str_match("apicid", 6, value) ||
3068 __kmp_str_match("cpuid leaf 4", 12, value) ||
3069 __kmp_str_match("cpuid_leaf_4", 12, value) ||
3070 __kmp_str_match("cpuid-leaf-4", 12, value) ||
3071 __kmp_str_match("cpuid leaf4", 11, value) ||
3072 __kmp_str_match("cpuid_leaf4", 11, value) ||
3073 __kmp_str_match("cpuid-leaf4", 11, value) ||
3074 __kmp_str_match("cpuidleaf 4", 11, value) ||
3075 __kmp_str_match("cpuidleaf_4", 11, value) ||
3076 __kmp_str_match("cpuidleaf-4", 11, value) ||
3077 __kmp_str_match("cpuidleaf4", 10, value) ||
3078 __kmp_str_match("cpuid 4", 7, value) ||
3079 __kmp_str_match("cpuid_4", 7, value) ||
3080 __kmp_str_match("cpuid-4", 7, value) ||
3081 __kmp_str_match("cpuid4", 6, value) ||
3082 __kmp_str_match("leaf 4", 6, value) ||
3083 __kmp_str_match("leaf_4", 6, value) ||
3084 __kmp_str_match("leaf-4", 6, value) ||
3085 __kmp_str_match("leaf4", 5, value)) {
3086 __kmp_affinity_top_method = affinity_top_method_apicid;
3087 }
3088#endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3089 else if (__kmp_str_match("/proc/cpuinfo", 2, value) ||
3090 __kmp_str_match("cpuinfo", 5, value)) {
3091 __kmp_affinity_top_method = affinity_top_method_cpuinfo;
3092 }
3093#if KMP_GROUP_AFFINITY
3094 else if (__kmp_str_match("group", 1, value)) {
3095 __kmp_affinity_top_method = affinity_top_method_group;
3096 }
3097#endif /* KMP_GROUP_AFFINITY */
3098 else if (__kmp_str_match("flat", 1, value)) {
3099 __kmp_affinity_top_method = affinity_top_method_flat;
3100 } else {
3101 KMP_WARNING(StgInvalidValue, name, value);
3102 }
3103} // __kmp_stg_parse_topology_method
3104
3105static void __kmp_stg_print_topology_method(kmp_str_buf_t *buffer,
3106 char const *name, void *data) {
3107 char const *value = NULL;
3108
3109 switch (__kmp_affinity_top_method) {
3110 case affinity_top_method_default:
3111 value = "default";
3112 break;
3113
3114 case affinity_top_method_all:
3115 value = "all";
3116 break;
3117
3118#if KMP_ARCH_X86 || KMP_ARCH_X86_64
3119 case affinity_top_method_x2apicid_1f:
3120 value = "x2APIC id leaf 0x1f";
3121 break;
3122
3123 case affinity_top_method_x2apicid:
3124 value = "x2APIC id leaf 0xb";
3125 break;
3126
3127 case affinity_top_method_apicid:
3128 value = "APIC id";
3129 break;
3130#endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3131
3132#if KMP_USE_HWLOC
3133 case affinity_top_method_hwloc:
3134 value = "hwloc";
3135 break;
3136#endif
3137
3138 case affinity_top_method_cpuinfo:
3139 value = "cpuinfo";
3140 break;
3141
3142#if KMP_GROUP_AFFINITY
3143 case affinity_top_method_group:
3144 value = "group";
3145 break;
3146#endif /* KMP_GROUP_AFFINITY */
3147
3148 case affinity_top_method_flat:
3149 value = "flat";
3150 break;
3151 }
3152
3153 if (value != NULL) {
3154 __kmp_stg_print_str(buffer, name, value);
3155 }
3156} // __kmp_stg_print_topology_method
3157
3158#endif /* KMP_AFFINITY_SUPPORTED */
3159
3160// OMP_PROC_BIND / bind-var is functional on all 4.0 builds, including OS X*
3161// OMP_PLACES / place-partition-var is not.
3162static void __kmp_stg_parse_proc_bind(char const *name, char const *value,
3163 void *data) {
3164 kmp_setting_t **rivals = (kmp_setting_t **)data;
3165 int rc;
3166
3167 rc = __kmp_stg_check_rivals(name, value, rivals);
3168 if (rc) {
3169 return;
3170 }
3171
3172 // In OMP 4.0 OMP_PROC_BIND is a vector of proc_bind types.
3173 KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
3174 (__kmp_nested_proc_bind.used > 0));
3175
3176 const char *buf = value;
3177 const char *next;
3178 int num;
3179 SKIP_WS(buf);
3180 if ((*buf >= '0') && (*buf <= '9')) {
3181 next = buf;
3182 SKIP_DIGITS(next);
3183 num = __kmp_str_to_int(buf, *next);
3184 KMP_ASSERT(num >= 0);
3185 buf = next;
3186 SKIP_WS(buf);
3187 } else {
3188 num = -1;
3189 }
3190
3191 next = buf;
3192 if (__kmp_match_str("disabled", buf, &next)) {
3193 buf = next;
3194 SKIP_WS(buf);
3195#if KMP_AFFINITY_SUPPORTED
3196 __kmp_affinity_type = affinity_disabled;
3197#endif /* KMP_AFFINITY_SUPPORTED */
3198 __kmp_nested_proc_bind.used = 1;
3199 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3200 } else if ((num == (int)proc_bind_false) ||
3201 __kmp_match_str("false", buf, &next)) {
3202 buf = next;
3203 SKIP_WS(buf);
3204#if KMP_AFFINITY_SUPPORTED
3205 __kmp_affinity_type = affinity_none;
3206#endif /* KMP_AFFINITY_SUPPORTED */
3207 __kmp_nested_proc_bind.used = 1;
3208 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3209 } else if ((num == (int)proc_bind_true) ||
3210 __kmp_match_str("true", buf, &next)) {
3211 buf = next;
3212 SKIP_WS(buf);
3213 __kmp_nested_proc_bind.used = 1;
3214 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
3215 } else {
3216 // Count the number of values in the env var string
3217 const char *scan;
3218 int nelem = 1;
3219 for (scan = buf; *scan != '\0'; scan++) {
3220 if (*scan == ',') {
3221 nelem++;
3222 }
3223 }
3224
3225 // Create / expand the nested proc_bind array as needed
3226 if (__kmp_nested_proc_bind.size < nelem) {
3227 __kmp_nested_proc_bind.bind_types =
3228 (kmp_proc_bind_t *)KMP_INTERNAL_REALLOC(
3229 __kmp_nested_proc_bind.bind_types,
3230 sizeof(kmp_proc_bind_t) * nelem);
3231 if (__kmp_nested_proc_bind.bind_types == NULL) {
3232 KMP_FATAL(MemoryAllocFailed);
3233 }
3234 __kmp_nested_proc_bind.size = nelem;
3235 }
3236 __kmp_nested_proc_bind.used = nelem;
3237
3238 if (nelem > 1 && !__kmp_dflt_max_active_levels_set)
3239 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
3240
3241 // Save values in the nested proc_bind array
3242 int i = 0;
3243 for (;;) {
3244 enum kmp_proc_bind_t bind;
3245
3246 if ((num == (int)proc_bind_primary) ||
3247 __kmp_match_str("master", buf, &next) ||
3248 __kmp_match_str("primary", buf, &next)) {
3249 buf = next;
3250 SKIP_WS(buf);
3251 bind = proc_bind_primary;
3252 } else if ((num == (int)proc_bind_close) ||
3253 __kmp_match_str("close", buf, &next)) {
3254 buf = next;
3255 SKIP_WS(buf);
3256 bind = proc_bind_close;
3257 } else if ((num == (int)proc_bind_spread) ||
3258 __kmp_match_str("spread", buf, &next)) {
3259 buf = next;
3260 SKIP_WS(buf);
3261 bind = proc_bind_spread;
3262 } else {
3263 KMP_WARNING(StgInvalidValue, name, value);
3264 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3265 __kmp_nested_proc_bind.used = 1;
3266 return;
3267 }
3268
3269 __kmp_nested_proc_bind.bind_types[i++] = bind;
3270 if (i >= nelem) {
3271 break;
3272 }
3273 KMP_DEBUG_ASSERT(*buf == ',');
3274 buf++;
3275 SKIP_WS(buf);
3276
3277 // Read next value if it was specified as an integer
3278 if ((*buf >= '0') && (*buf <= '9')) {
3279 next = buf;
3280 SKIP_DIGITS(next);
3281 num = __kmp_str_to_int(buf, *next);
3282 KMP_ASSERT(num >= 0);
3283 buf = next;
3284 SKIP_WS(buf);
3285 } else {
3286 num = -1;
3287 }
3288 }
3289 SKIP_WS(buf);
3290 }
3291 if (*buf != '\0') {
3292 KMP_WARNING(ParseExtraCharsWarn, name, buf);
3293 }
3294}
3295
3296static void __kmp_stg_print_proc_bind(kmp_str_buf_t *buffer, char const *name,
3297 void *data) {
3298 int nelem = __kmp_nested_proc_bind.used;
3299 if (__kmp_env_format) {
3300 KMP_STR_BUF_PRINT_NAME;
3301 } else {
3302 __kmp_str_buf_print(buffer, " %s", name);
3303 }
3304 if (nelem == 0) {
3305 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3306 } else {
3307 int i;
3308 __kmp_str_buf_print(buffer, "='", name);
3309 for (i = 0; i < nelem; i++) {
3310 switch (__kmp_nested_proc_bind.bind_types[i]) {
3311 case proc_bind_false:
3312 __kmp_str_buf_print(buffer, "false");
3313 break;
3314
3315 case proc_bind_true:
3316 __kmp_str_buf_print(buffer, "true");
3317 break;
3318
3319 case proc_bind_primary:
3320 __kmp_str_buf_print(buffer, "primary");
3321 break;
3322
3323 case proc_bind_close:
3324 __kmp_str_buf_print(buffer, "close");
3325 break;
3326
3327 case proc_bind_spread:
3328 __kmp_str_buf_print(buffer, "spread");
3329 break;
3330
3331 case proc_bind_intel:
3332 __kmp_str_buf_print(buffer, "intel");
3333 break;
3334
3335 case proc_bind_default:
3336 __kmp_str_buf_print(buffer, "default");
3337 break;
3338 }
3339 if (i < nelem - 1) {
3340 __kmp_str_buf_print(buffer, ",");
3341 }
3342 }
3343 __kmp_str_buf_print(buffer, "'\n");
3344 }
3345}
3346
3347static void __kmp_stg_parse_display_affinity(char const *name,
3348 char const *value, void *data) {
3349 __kmp_stg_parse_bool(name, value, &__kmp_display_affinity);
3350}
3351static void __kmp_stg_print_display_affinity(kmp_str_buf_t *buffer,
3352 char const *name, void *data) {
3353 __kmp_stg_print_bool(buffer, name, __kmp_display_affinity);
3354}
3355static void __kmp_stg_parse_affinity_format(char const *name, char const *value,
3356 void *data) {
3357 size_t length = KMP_STRLEN(value);
3358 __kmp_strncpy_truncate(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, value,
3359 length);
3360}
3361static void __kmp_stg_print_affinity_format(kmp_str_buf_t *buffer,
3362 char const *name, void *data) {
3363 if (__kmp_env_format) {
3364 KMP_STR_BUF_PRINT_NAME_EX(name);
3365 } else {
3366 __kmp_str_buf_print(buffer, " %s='", name);
3367 }
3368 __kmp_str_buf_print(buffer, "%s'\n", __kmp_affinity_format);
3369}
3370
3371/*-----------------------------------------------------------------------------
3372OMP_ALLOCATOR sets default allocator. Here is the grammar:
3373
3374<allocator> |= <predef-allocator> | <predef-mem-space> |
3375 <predef-mem-space>:<traits>
3376<traits> |= <trait>=<value> | <trait>=<value>,<traits>
3377<predef-allocator> |= omp_default_mem_alloc | omp_large_cap_mem_alloc |
3378 omp_const_mem_alloc | omp_high_bw_mem_alloc |
3379 omp_low_lat_mem_alloc | omp_cgroup_mem_alloc |
3380 omp_pteam_mem_alloc | omp_thread_mem_alloc
3381<predef-mem-space> |= omp_default_mem_space | omp_large_cap_mem_space |
3382 omp_const_mem_space | omp_high_bw_mem_space |
3383 omp_low_lat_mem_space
3384<trait> |= sync_hint | alignment | access | pool_size | fallback |
3385 fb_data | pinned | partition
3386<value> |= one of the allowed values of trait |
3387 non-negative integer | <predef-allocator>
3388-----------------------------------------------------------------------------*/
3389
3390static void __kmp_stg_parse_allocator(char const *name, char const *value,
3391 void *data) {
3392 const char *buf = value;
3393 const char *next, *scan, *start;
3394 char *key;
3395 omp_allocator_handle_t al;
3396 omp_memspace_handle_t ms = omp_default_mem_space;
3397 bool is_memspace = false;
3398 int ntraits = 0, count = 0;
3399
3400 SKIP_WS(buf);
3401 next = buf;
3402 const char *delim = strchr(buf, ':');
3403 const char *predef_mem_space = strstr(buf, "mem_space");
3404
3405 bool is_memalloc = (!predef_mem_space && !delim) ? true : false;
3406
3407 // Count the number of traits in the env var string
3408 if (delim) {
3409 ntraits = 1;
3410 for (scan = buf; *scan != '\0'; scan++) {
3411 if (*scan == ',')
3412 ntraits++;
3413 }
3414 }
3415 omp_alloctrait_t *traits =
3416 (omp_alloctrait_t *)KMP_ALLOCA(ntraits * sizeof(omp_alloctrait_t));
3417
3418// Helper macros
3419#define IS_POWER_OF_TWO(n) (((n) & ((n)-1)) == 0)
3420
3421#define GET_NEXT(sentinel) \
3422 { \
3423 SKIP_WS(next); \
3424 if (*next == sentinel) \
3425 next++; \
3426 SKIP_WS(next); \
3427 scan = next; \
3428 }
3429
3430#define SKIP_PAIR(key) \
3431 { \
3432 char const str_delimiter[] = {',', 0}; \
3433 char *value = __kmp_str_token(CCAST(char *, scan), str_delimiter, \
3434 CCAST(char **, &next)); \
3435 KMP_WARNING(StgInvalidValue, key, value); \
3436 ntraits--; \
3437 SKIP_WS(next); \
3438 scan = next; \
3439 }
3440
3441#define SET_KEY() \
3442 { \
3443 char const str_delimiter[] = {'=', 0}; \
3444 key = __kmp_str_token(CCAST(char *, start), str_delimiter, \
3445 CCAST(char **, &next)); \
3446 scan = next; \
3447 }
3448
3449 scan = next;
3450 while (*next != '\0') {
3451 if (is_memalloc ||
3452 __kmp_match_str("fb_data", scan, &next)) { // allocator check
3453 start = scan;
3454 GET_NEXT('=');
3455 // check HBW and LCAP first as the only non-default supported
3456 if (__kmp_match_str("omp_high_bw_mem_alloc", scan, &next)) {
3457 SKIP_WS(next);
3458 if (is_memalloc) {
3459 if (__kmp_memkind_available) {
3460 __kmp_def_allocator = omp_high_bw_mem_alloc;
3461 return;
3462 } else {
3463 KMP_WARNING(OmpNoAllocator, "omp_high_bw_mem_alloc");
3464 }
3465 } else {
3466 traits[count].key = omp_atk_fb_data;
3467 traits[count].value = RCAST(omp_uintptr_t, omp_high_bw_mem_alloc);
3468 }
3469 } else if (__kmp_match_str("omp_large_cap_mem_alloc", scan, &next)) {
3470 SKIP_WS(next);
3471 if (is_memalloc) {
3472 if (__kmp_memkind_available) {
3473 __kmp_def_allocator = omp_large_cap_mem_alloc;
3474 return;
3475 } else {
3476 KMP_WARNING(OmpNoAllocator, "omp_large_cap_mem_alloc");
3477 }
3478 } else {
3479 traits[count].key = omp_atk_fb_data;
3480 traits[count].value = RCAST(omp_uintptr_t, omp_large_cap_mem_alloc);
3481 }
3482 } else if (__kmp_match_str("omp_default_mem_alloc", scan, &next)) {
3483 // default requested
3484 SKIP_WS(next);
3485 if (!is_memalloc) {
3486 traits[count].key = omp_atk_fb_data;
3487 traits[count].value = RCAST(omp_uintptr_t, omp_default_mem_alloc);
3488 }
3489 } else if (__kmp_match_str("omp_const_mem_alloc", scan, &next)) {
3490 SKIP_WS(next);
3491 if (is_memalloc) {
3492 KMP_WARNING(OmpNoAllocator, "omp_const_mem_alloc");
3493 } else {
3494 traits[count].key = omp_atk_fb_data;
3495 traits[count].value = RCAST(omp_uintptr_t, omp_const_mem_alloc);
3496 }
3497 } else if (__kmp_match_str("omp_low_lat_mem_alloc", scan, &next)) {
3498 SKIP_WS(next);
3499 if (is_memalloc) {
3500 KMP_WARNING(OmpNoAllocator, "omp_low_lat_mem_alloc");
3501 } else {
3502 traits[count].key = omp_atk_fb_data;
3503 traits[count].value = RCAST(omp_uintptr_t, omp_low_lat_mem_alloc);
3504 }
3505 } else if (__kmp_match_str("omp_cgroup_mem_alloc", scan, &next)) {
3506 SKIP_WS(next);
3507 if (is_memalloc) {
3508 KMP_WARNING(OmpNoAllocator, "omp_cgroup_mem_alloc");
3509 } else {
3510 traits[count].key = omp_atk_fb_data;
3511 traits[count].value = RCAST(omp_uintptr_t, omp_cgroup_mem_alloc);
3512 }
3513 } else if (__kmp_match_str("omp_pteam_mem_alloc", scan, &next)) {
3514 SKIP_WS(next);
3515 if (is_memalloc) {
3516 KMP_WARNING(OmpNoAllocator, "omp_pteam_mem_alloc");
3517 } else {
3518 traits[count].key = omp_atk_fb_data;
3519 traits[count].value = RCAST(omp_uintptr_t, omp_pteam_mem_alloc);
3520 }
3521 } else if (__kmp_match_str("omp_thread_mem_alloc", scan, &next)) {
3522 SKIP_WS(next);
3523 if (is_memalloc) {
3524 KMP_WARNING(OmpNoAllocator, "omp_thread_mem_alloc");
3525 } else {
3526 traits[count].key = omp_atk_fb_data;
3527 traits[count].value = RCAST(omp_uintptr_t, omp_thread_mem_alloc);
3528 }
3529 } else {
3530 if (!is_memalloc) {
3531 SET_KEY();
3532 SKIP_PAIR(key);
3533 continue;
3534 }
3535 }
3536 if (is_memalloc) {
3537 __kmp_def_allocator = omp_default_mem_alloc;
3538 if (next == buf || *next != '\0') {
3539 // either no match or extra symbols present after the matched token
3540 KMP_WARNING(StgInvalidValue, name, value);
3541 }
3542 return;
3543 } else {
3544 ++count;
3545 if (count == ntraits)
3546 break;
3547 GET_NEXT(',');
3548 }
3549 } else { // memspace
3550 if (!is_memspace) {
3551 if (__kmp_match_str("omp_default_mem_space", scan, &next)) {
3552 SKIP_WS(next);
3553 ms = omp_default_mem_space;
3554 } else if (__kmp_match_str("omp_large_cap_mem_space", scan, &next)) {
3555 SKIP_WS(next);
3556 ms = omp_large_cap_mem_space;
3557 } else if (__kmp_match_str("omp_const_mem_space", scan, &next)) {
3558 SKIP_WS(next);
3559 ms = omp_const_mem_space;
3560 } else if (__kmp_match_str("omp_high_bw_mem_space", scan, &next)) {
3561 SKIP_WS(next);
3562 ms = omp_high_bw_mem_space;
3563 } else if (__kmp_match_str("omp_low_lat_mem_space", scan, &next)) {
3564 SKIP_WS(next);
3565 ms = omp_low_lat_mem_space;
3566 } else {
3567 __kmp_def_allocator = omp_default_mem_alloc;
3568 if (next == buf || *next != '\0') {
3569 // either no match or extra symbols present after the matched token
3570 KMP_WARNING(StgInvalidValue, name, value);
3571 }
3572 return;
3573 }
3574 is_memspace = true;
3575 }
3576 if (delim) { // traits
3577 GET_NEXT(':');
3578 start = scan;
3579 if (__kmp_match_str("sync_hint", scan, &next)) {
3580 GET_NEXT('=');
3581 traits[count].key = omp_atk_sync_hint;
3582 if (__kmp_match_str("contended", scan, &next)) {
3583 traits[count].value = omp_atv_contended;
3584 } else if (__kmp_match_str("uncontended", scan, &next)) {
3585 traits[count].value = omp_atv_uncontended;
3586 } else if (__kmp_match_str("serialized", scan, &next)) {
3587 traits[count].value = omp_atv_serialized;
3588 } else if (__kmp_match_str("private", scan, &next)) {
3589 traits[count].value = omp_atv_private;
3590 } else {
3591 SET_KEY();
3592 SKIP_PAIR(key);
3593 continue;
3594 }
3595 } else if (__kmp_match_str("alignment", scan, &next)) {
3596 GET_NEXT('=');
3597 if (!isdigit(*next)) {
3598 SET_KEY();
3599 SKIP_PAIR(key);
3600 continue;
3601 }
3602 SKIP_DIGITS(next);
3603 int n = __kmp_str_to_int(scan, ',');
3604 if (n < 0 || !IS_POWER_OF_TWO(n)) {
3605 SET_KEY();
3606 SKIP_PAIR(key);
3607 continue;
3608 }
3609 traits[count].key = omp_atk_alignment;
3610 traits[count].value = n;
3611 } else if (__kmp_match_str("access", scan, &next)) {
3612 GET_NEXT('=');
3613 traits[count].key = omp_atk_access;
3614 if (__kmp_match_str("all", scan, &next)) {
3615 traits[count].value = omp_atv_all;
3616 } else if (__kmp_match_str("cgroup", scan, &next)) {
3617 traits[count].value = omp_atv_cgroup;
3618 } else if (__kmp_match_str("pteam", scan, &next)) {
3619 traits[count].value = omp_atv_pteam;
3620 } else if (__kmp_match_str("thread", scan, &next)) {
3621 traits[count].value = omp_atv_thread;
3622 } else {
3623 SET_KEY();
3624 SKIP_PAIR(key);
3625 continue;
3626 }
3627 } else if (__kmp_match_str("pool_size", scan, &next)) {
3628 GET_NEXT('=');
3629 if (!isdigit(*next)) {
3630 SET_KEY();
3631 SKIP_PAIR(key);
3632 continue;
3633 }
3634 SKIP_DIGITS(next);
3635 int n = __kmp_str_to_int(scan, ',');
3636 if (n < 0) {
3637 SET_KEY();
3638 SKIP_PAIR(key);
3639 continue;
3640 }
3641 traits[count].key = omp_atk_pool_size;
3642 traits[count].value = n;
3643 } else if (__kmp_match_str("fallback", scan, &next)) {
3644 GET_NEXT('=');
3645 traits[count].key = omp_atk_fallback;
3646 if (__kmp_match_str("default_mem_fb", scan, &next)) {
3647 traits[count].value = omp_atv_default_mem_fb;
3648 } else if (__kmp_match_str("null_fb", scan, &next)) {
3649 traits[count].value = omp_atv_null_fb;
3650 } else if (__kmp_match_str("abort_fb", scan, &next)) {
3651 traits[count].value = omp_atv_abort_fb;
3652 } else if (__kmp_match_str("allocator_fb", scan, &next)) {
3653 traits[count].value = omp_atv_allocator_fb;
3654 } else {
3655 SET_KEY();
3656 SKIP_PAIR(key);
3657 continue;
3658 }
3659 } else if (__kmp_match_str("pinned", scan, &next)) {
3660 GET_NEXT('=');
3661 traits[count].key = omp_atk_pinned;
3662 if (__kmp_str_match_true(next)) {
3663 traits[count].value = omp_atv_true;
3664 } else if (__kmp_str_match_false(next)) {
3665 traits[count].value = omp_atv_false;
3666 } else {
3667 SET_KEY();
3668 SKIP_PAIR(key);
3669 continue;
3670 }
3671 } else if (__kmp_match_str("partition", scan, &next)) {
3672 GET_NEXT('=');
3673 traits[count].key = omp_atk_partition;
3674 if (__kmp_match_str("environment", scan, &next)) {
3675 traits[count].value = omp_atv_environment;
3676 } else if (__kmp_match_str("nearest", scan, &next)) {
3677 traits[count].value = omp_atv_nearest;
3678 } else if (__kmp_match_str("blocked", scan, &next)) {
3679 traits[count].value = omp_atv_blocked;
3680 } else if (__kmp_match_str("interleaved", scan, &next)) {
3681 traits[count].value = omp_atv_interleaved;
3682 } else {
3683 SET_KEY();
3684 SKIP_PAIR(key);
3685 continue;
3686 }
3687 } else {
3688 SET_KEY();
3689 SKIP_PAIR(key);
3690 continue;
3691 }
3692 SKIP_WS(next);
3693 ++count;
3694 if (count == ntraits)
3695 break;
3696 GET_NEXT(',');
3697 } // traits
3698 } // memspace
3699 } // while
3700 al = __kmpc_init_allocator(__kmp_get_gtid(), ms, ntraits, traits);
3701 __kmp_def_allocator = (al == omp_null_allocator) ? omp_default_mem_alloc : al;
3702}
3703
3704static void __kmp_stg_print_allocator(kmp_str_buf_t *buffer, char const *name,
3705 void *data) {
3706 if (__kmp_def_allocator == omp_default_mem_alloc) {
3707 __kmp_stg_print_str(buffer, name, "omp_default_mem_alloc");
3708 } else if (__kmp_def_allocator == omp_high_bw_mem_alloc) {
3709 __kmp_stg_print_str(buffer, name, "omp_high_bw_mem_alloc");
3710 } else if (__kmp_def_allocator == omp_large_cap_mem_alloc) {
3711 __kmp_stg_print_str(buffer, name, "omp_large_cap_mem_alloc");
3712 } else if (__kmp_def_allocator == omp_const_mem_alloc) {
3713 __kmp_stg_print_str(buffer, name, "omp_const_mem_alloc");
3714 } else if (__kmp_def_allocator == omp_low_lat_mem_alloc) {
3715 __kmp_stg_print_str(buffer, name, "omp_low_lat_mem_alloc");
3716 } else if (__kmp_def_allocator == omp_cgroup_mem_alloc) {
3717 __kmp_stg_print_str(buffer, name, "omp_cgroup_mem_alloc");
3718 } else if (__kmp_def_allocator == omp_pteam_mem_alloc) {
3719 __kmp_stg_print_str(buffer, name, "omp_pteam_mem_alloc");
3720 } else if (__kmp_def_allocator == omp_thread_mem_alloc) {
3721 __kmp_stg_print_str(buffer, name, "omp_thread_mem_alloc");
3722 }
3723}
3724
3725// -----------------------------------------------------------------------------
3726// OMP_DYNAMIC
3727
3728static void __kmp_stg_parse_omp_dynamic(char const *name, char const *value,
3729 void *data) {
3730 __kmp_stg_parse_bool(name, value, &(__kmp_global.g.g_dynamic));
3731} // __kmp_stg_parse_omp_dynamic
3732
3733static void __kmp_stg_print_omp_dynamic(kmp_str_buf_t *buffer, char const *name,
3734 void *data) {
3735 __kmp_stg_print_bool(buffer, name, __kmp_global.g.g_dynamic);
3736} // __kmp_stg_print_omp_dynamic
3737
3738static void __kmp_stg_parse_kmp_dynamic_mode(char const *name,
3739 char const *value, void *data) {
3740 if (TCR_4(__kmp_init_parallel)) {
3741 KMP_WARNING(EnvParallelWarn, name);
3742 __kmp_env_toPrint(name, 0);
3743 return;
3744 }
3745#ifdef USE_LOAD_BALANCE
3746 else if (__kmp_str_match("load balance", 2, value) ||
3747 __kmp_str_match("load_balance", 2, value) ||
3748 __kmp_str_match("load-balance", 2, value) ||
3749 __kmp_str_match("loadbalance", 2, value) ||
3750 __kmp_str_match("balance", 1, value)) {
3751 __kmp_global.g.g_dynamic_mode = dynamic_load_balance;
3752 }
3753#endif /* USE_LOAD_BALANCE */
3754 else if (__kmp_str_match("thread limit", 1, value) ||
3755 __kmp_str_match("thread_limit", 1, value) ||
3756 __kmp_str_match("thread-limit", 1, value) ||
3757 __kmp_str_match("threadlimit", 1, value) ||
3758 __kmp_str_match("limit", 2, value)) {
3759 __kmp_global.g.g_dynamic_mode = dynamic_thread_limit;
3760 } else if (__kmp_str_match("random", 1, value)) {
3761 __kmp_global.g.g_dynamic_mode = dynamic_random;
3762 } else {
3763 KMP_WARNING(StgInvalidValue, name, value);
3764 }
3765} //__kmp_stg_parse_kmp_dynamic_mode
3766
3767static void __kmp_stg_print_kmp_dynamic_mode(kmp_str_buf_t *buffer,
3768 char const *name, void *data) {
3769#if KMP_DEBUG
3770 if (__kmp_global.g.g_dynamic_mode == dynamic_default) {
3771 __kmp_str_buf_print(buffer, " %s: %s \n", name, KMP_I18N_STR(NotDefined));
3772 }
3773#ifdef USE_LOAD_BALANCE
3774 else if (__kmp_global.g.g_dynamic_mode == dynamic_load_balance) {
3775 __kmp_stg_print_str(buffer, name, "load balance");
3776 }
3777#endif /* USE_LOAD_BALANCE */
3778 else if (__kmp_global.g.g_dynamic_mode == dynamic_thread_limit) {
3779 __kmp_stg_print_str(buffer, name, "thread limit");
3780 } else if (__kmp_global.g.g_dynamic_mode == dynamic_random) {
3781 __kmp_stg_print_str(buffer, name, "random");
3782 } else {
3783 KMP_ASSERT(0);
3784 }
3785#endif /* KMP_DEBUG */
3786} // __kmp_stg_print_kmp_dynamic_mode
3787
3788#ifdef USE_LOAD_BALANCE
3789
3790// -----------------------------------------------------------------------------
3791// KMP_LOAD_BALANCE_INTERVAL
3792
3793static void __kmp_stg_parse_ld_balance_interval(char const *name,
3794 char const *value, void *data) {
3795 double interval = __kmp_convert_to_double(value);
3796 if (interval >= 0) {
3797 __kmp_load_balance_interval = interval;
3798 } else {
3799 KMP_WARNING(StgInvalidValue, name, value);
3800 }
3801} // __kmp_stg_parse_load_balance_interval
3802
3803static void __kmp_stg_print_ld_balance_interval(kmp_str_buf_t *buffer,
3804 char const *name, void *data) {
3805#if KMP_DEBUG
3806 __kmp_str_buf_print(buffer, " %s=%8.6f\n", name,
3807 __kmp_load_balance_interval);
3808#endif /* KMP_DEBUG */
3809} // __kmp_stg_print_load_balance_interval
3810
3811#endif /* USE_LOAD_BALANCE */
3812
3813// -----------------------------------------------------------------------------
3814// KMP_INIT_AT_FORK
3815
3816static void __kmp_stg_parse_init_at_fork(char const *name, char const *value,
3817 void *data) {
3818 __kmp_stg_parse_bool(name, value, &__kmp_need_register_atfork);
3819 if (__kmp_need_register_atfork) {
3820 __kmp_need_register_atfork_specified = TRUE;
3821 }
3822} // __kmp_stg_parse_init_at_fork
3823
3824static void __kmp_stg_print_init_at_fork(kmp_str_buf_t *buffer,
3825 char const *name, void *data) {
3826 __kmp_stg_print_bool(buffer, name, __kmp_need_register_atfork_specified);
3827} // __kmp_stg_print_init_at_fork
3828
3829// -----------------------------------------------------------------------------
3830// KMP_SCHEDULE
3831
3832static void __kmp_stg_parse_schedule(char const *name, char const *value,
3833 void *data) {
3834
3835 if (value != NULL) {
3836 size_t length = KMP_STRLEN(value);
3837 if (length > INT_MAX) {
3838 KMP_WARNING(LongValue, name);
3839 } else {
3840 const char *semicolon;
3841 if (value[length - 1] == '"' || value[length - 1] == '\'')
3842 KMP_WARNING(UnbalancedQuotes, name);
3843 do {
3844 char sentinel;
3845
3846 semicolon = strchr(value, ';');
3847 if (*value && semicolon != value) {
3848 const char *comma = strchr(value, ',');
3849
3850 if (comma) {
3851 ++comma;
3852 sentinel = ',';
3853 } else
3854 sentinel = ';';
3855 if (!__kmp_strcasecmp_with_sentinel("static", value, sentinel)) {
3856 if (!__kmp_strcasecmp_with_sentinel("greedy", comma, ';')) {
3857 __kmp_static = kmp_sch_static_greedy;
3858 continue;
3859 } else if (!__kmp_strcasecmp_with_sentinel("balanced", comma,
3860 ';')) {
3861 __kmp_static = kmp_sch_static_balanced;
3862 continue;
3863 }
3864 } else if (!__kmp_strcasecmp_with_sentinel("guided", value,
3865 sentinel)) {
3866 if (!__kmp_strcasecmp_with_sentinel("iterative", comma, ';')) {
3867 __kmp_guided = kmp_sch_guided_iterative_chunked;
3868 continue;
3869 } else if (!__kmp_strcasecmp_with_sentinel("analytical", comma,
3870 ';')) {
3871 /* analytical not allowed for too many threads */
3872 __kmp_guided = kmp_sch_guided_analytical_chunked;
3873 continue;
3874 }
3875 }
3876 KMP_WARNING(InvalidClause, name, value);
3877 } else
3878 KMP_WARNING(EmptyClause, name);
3879 } while ((value = semicolon ? semicolon + 1 : NULL));
3880 }
3881 }
3882
3883} // __kmp_stg_parse__schedule
3884
3885static void __kmp_stg_print_schedule(kmp_str_buf_t *buffer, char const *name,
3886 void *data) {
3887 if (__kmp_env_format) {
3888 KMP_STR_BUF_PRINT_NAME_EX(name);
3889 } else {
3890 __kmp_str_buf_print(buffer, " %s='", name);
3891 }
3892 if (__kmp_static == kmp_sch_static_greedy) {
3893 __kmp_str_buf_print(buffer, "%s", "static,greedy");
3894 } else if (__kmp_static == kmp_sch_static_balanced) {
3895 __kmp_str_buf_print(buffer, "%s", "static,balanced");
3896 }
3897 if (__kmp_guided == kmp_sch_guided_iterative_chunked) {
3898 __kmp_str_buf_print(buffer, ";%s'\n", "guided,iterative");
3899 } else if (__kmp_guided == kmp_sch_guided_analytical_chunked) {
3900 __kmp_str_buf_print(buffer, ";%s'\n", "guided,analytical");
3901 }
3902} // __kmp_stg_print_schedule
3903
3904// -----------------------------------------------------------------------------
3905// OMP_SCHEDULE
3906
3907static inline void __kmp_omp_schedule_restore() {
3908#if KMP_USE_HIER_SCHED
3909 __kmp_hier_scheds.deallocate();
3910#endif
3911 __kmp_chunk = 0;
3912 __kmp_sched = kmp_sch_default;
3913}
3914
3915// if parse_hier = true:
3916// Parse [HW,][modifier:]kind[,chunk]
3917// else:
3918// Parse [modifier:]kind[,chunk]
3919static const char *__kmp_parse_single_omp_schedule(const char *name,
3920 const char *value,
3921 bool parse_hier = false) {
3922 /* get the specified scheduling style */
3923 const char *ptr = value;
3924 const char *delim;
3925 int chunk = 0;
3926 enum sched_type sched = kmp_sch_default;
3927 if (*ptr == '\0')
3928 return NULL;
3929 delim = ptr;
3930 while (*delim != ',' && *delim != ':' && *delim != '\0')
3931 delim++;
3932#if KMP_USE_HIER_SCHED
3933 kmp_hier_layer_e layer = kmp_hier_layer_e::LAYER_THREAD;
3934 if (parse_hier) {
3935 if (*delim == ',') {
3936 if (!__kmp_strcasecmp_with_sentinel("L1", ptr, ',')) {
3937 layer = kmp_hier_layer_e::LAYER_L1;
3938 } else if (!__kmp_strcasecmp_with_sentinel("L2", ptr, ',')) {
3939 layer = kmp_hier_layer_e::LAYER_L2;
3940 } else if (!__kmp_strcasecmp_with_sentinel("L3", ptr, ',')) {
3941 layer = kmp_hier_layer_e::LAYER_L3;
3942 } else if (!__kmp_strcasecmp_with_sentinel("NUMA", ptr, ',')) {
3943 layer = kmp_hier_layer_e::LAYER_NUMA;
3944 }
3945 }
3946 if (layer != kmp_hier_layer_e::LAYER_THREAD && *delim != ',') {
3947 // If there is no comma after the layer, then this schedule is invalid
3948 KMP_WARNING(StgInvalidValue, name, value);
3949 __kmp_omp_schedule_restore();
3950 return NULL;
3951 } else if (layer != kmp_hier_layer_e::LAYER_THREAD) {
3952 ptr = ++delim;
3953 while (*delim != ',' && *delim != ':' && *delim != '\0')
3954 delim++;
3955 }
3956 }
3957#endif // KMP_USE_HIER_SCHED
3958 // Read in schedule modifier if specified
3959 enum sched_type sched_modifier = (enum sched_type)0;
3960 if (*delim == ':') {
3961 if (!__kmp_strcasecmp_with_sentinel("monotonic", ptr, *delim)) {
3963 ptr = ++delim;
3964 while (*delim != ',' && *delim != ':' && *delim != '\0')
3965 delim++;
3966 } else if (!__kmp_strcasecmp_with_sentinel("nonmonotonic", ptr, *delim)) {
3968 ptr = ++delim;
3969 while (*delim != ',' && *delim != ':' && *delim != '\0')
3970 delim++;
3971 } else if (!parse_hier) {
3972 // If there is no proper schedule modifier, then this schedule is invalid
3973 KMP_WARNING(StgInvalidValue, name, value);
3974 __kmp_omp_schedule_restore();
3975 return NULL;
3976 }
3977 }
3978 // Read in schedule kind (required)
3979 if (!__kmp_strcasecmp_with_sentinel("dynamic", ptr, *delim))
3980 sched = kmp_sch_dynamic_chunked;
3981 else if (!__kmp_strcasecmp_with_sentinel("guided", ptr, *delim))
3982 sched = kmp_sch_guided_chunked;
3983 // AC: TODO: probably remove TRAPEZOIDAL (OMP 3.0 does not allow it)
3984 else if (!__kmp_strcasecmp_with_sentinel("auto", ptr, *delim))
3985 sched = kmp_sch_auto;
3986 else if (!__kmp_strcasecmp_with_sentinel("trapezoidal", ptr, *delim))
3987 sched = kmp_sch_trapezoidal;
3988 else if (!__kmp_strcasecmp_with_sentinel("static", ptr, *delim))
3989 sched = kmp_sch_static;
3990#if KMP_STATIC_STEAL_ENABLED
3991 else if (!__kmp_strcasecmp_with_sentinel("static_steal", ptr, *delim)) {
3992 // replace static_steal with dynamic to better cope with ordered loops
3993 sched = kmp_sch_dynamic_chunked;
3995 }
3996#endif
3997 else {
3998 // If there is no proper schedule kind, then this schedule is invalid
3999 KMP_WARNING(StgInvalidValue, name, value);
4000 __kmp_omp_schedule_restore();
4001 return NULL;
4002 }
4003
4004 // Read in schedule chunk size if specified
4005 if (*delim == ',') {
4006 ptr = delim + 1;
4007 SKIP_WS(ptr);
4008 if (!isdigit(*ptr)) {
4009 // If there is no chunk after comma, then this schedule is invalid
4010 KMP_WARNING(StgInvalidValue, name, value);
4011 __kmp_omp_schedule_restore();
4012 return NULL;
4013 }
4014 SKIP_DIGITS(ptr);
4015 // auto schedule should not specify chunk size
4016 if (sched == kmp_sch_auto) {
4017 __kmp_msg(kmp_ms_warning, KMP_MSG(IgnoreChunk, name, delim),
4018 __kmp_msg_null);
4019 } else {
4020 if (sched == kmp_sch_static)
4021 sched = kmp_sch_static_chunked;
4022 chunk = __kmp_str_to_int(delim + 1, *ptr);
4023 if (chunk < 1) {
4024 chunk = KMP_DEFAULT_CHUNK;
4025 __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidChunk, name, delim),
4026 __kmp_msg_null);
4027 KMP_INFORM(Using_int_Value, name, __kmp_chunk);
4028 // AC: next block commented out until KMP_DEFAULT_CHUNK != KMP_MIN_CHUNK
4029 // (to improve code coverage :)
4030 // The default chunk size is 1 according to standard, thus making
4031 // KMP_MIN_CHUNK not 1 we would introduce mess:
4032 // wrong chunk becomes 1, but it will be impossible to explicitly set
4033 // to 1 because it becomes KMP_MIN_CHUNK...
4034 // } else if ( chunk < KMP_MIN_CHUNK ) {
4035 // chunk = KMP_MIN_CHUNK;
4036 } else if (chunk > KMP_MAX_CHUNK) {
4037 chunk = KMP_MAX_CHUNK;
4038 __kmp_msg(kmp_ms_warning, KMP_MSG(LargeChunk, name, delim),
4039 __kmp_msg_null);
4040 KMP_INFORM(Using_int_Value, name, chunk);
4041 }
4042 }
4043 } else {
4044 ptr = delim;
4045 }
4046
4047 SCHEDULE_SET_MODIFIERS(sched, sched_modifier);
4048
4049#if KMP_USE_HIER_SCHED
4050 if (layer != kmp_hier_layer_e::LAYER_THREAD) {
4051 __kmp_hier_scheds.append(sched, chunk, layer);
4052 } else
4053#endif
4054 {
4055 __kmp_chunk = chunk;
4056 __kmp_sched = sched;
4057 }
4058 return ptr;
4059}
4060
4061static void __kmp_stg_parse_omp_schedule(char const *name, char const *value,
4062 void *data) {
4063 size_t length;
4064 const char *ptr = value;
4065 SKIP_WS(ptr);
4066 if (value) {
4067 length = KMP_STRLEN(value);
4068 if (length) {
4069 if (value[length - 1] == '"' || value[length - 1] == '\'')
4070 KMP_WARNING(UnbalancedQuotes, name);
4071/* get the specified scheduling style */
4072#if KMP_USE_HIER_SCHED
4073 if (!__kmp_strcasecmp_with_sentinel("EXPERIMENTAL", ptr, ' ')) {
4074 SKIP_TOKEN(ptr);
4075 SKIP_WS(ptr);
4076 while ((ptr = __kmp_parse_single_omp_schedule(name, ptr, true))) {
4077 while (*ptr == ' ' || *ptr == '\t' || *ptr == ':')
4078 ptr++;
4079 if (*ptr == '\0')
4080 break;
4081 }
4082 } else
4083#endif
4084 __kmp_parse_single_omp_schedule(name, ptr);
4085 } else
4086 KMP_WARNING(EmptyString, name);
4087 }
4088#if KMP_USE_HIER_SCHED
4089 __kmp_hier_scheds.sort();
4090#endif
4091 K_DIAG(1, ("__kmp_static == %d\n", __kmp_static))
4092 K_DIAG(1, ("__kmp_guided == %d\n", __kmp_guided))
4093 K_DIAG(1, ("__kmp_sched == %d\n", __kmp_sched))
4094 K_DIAG(1, ("__kmp_chunk == %d\n", __kmp_chunk))
4095} // __kmp_stg_parse_omp_schedule
4096
4097static void __kmp_stg_print_omp_schedule(kmp_str_buf_t *buffer,
4098 char const *name, void *data) {
4099 if (__kmp_env_format) {
4100 KMP_STR_BUF_PRINT_NAME_EX(name);
4101 } else {
4102 __kmp_str_buf_print(buffer, " %s='", name);
4103 }
4104 enum sched_type sched = SCHEDULE_WITHOUT_MODIFIERS(__kmp_sched);
4105 if (SCHEDULE_HAS_MONOTONIC(__kmp_sched)) {
4106 __kmp_str_buf_print(buffer, "monotonic:");
4107 } else if (SCHEDULE_HAS_NONMONOTONIC(__kmp_sched)) {
4108 __kmp_str_buf_print(buffer, "nonmonotonic:");
4109 }
4110 if (__kmp_chunk) {
4111 switch (sched) {
4112 case kmp_sch_dynamic_chunked:
4113 __kmp_str_buf_print(buffer, "%s,%d'\n", "dynamic", __kmp_chunk);
4114 break;
4115 case kmp_sch_guided_iterative_chunked:
4116 case kmp_sch_guided_analytical_chunked:
4117 __kmp_str_buf_print(buffer, "%s,%d'\n", "guided", __kmp_chunk);
4118 break;
4119 case kmp_sch_trapezoidal:
4120 __kmp_str_buf_print(buffer, "%s,%d'\n", "trapezoidal", __kmp_chunk);
4121 break;
4122 case kmp_sch_static:
4123 case kmp_sch_static_chunked:
4124 case kmp_sch_static_balanced:
4125 case kmp_sch_static_greedy:
4126 __kmp_str_buf_print(buffer, "%s,%d'\n", "static", __kmp_chunk);
4127 break;
4128 case kmp_sch_static_steal:
4129 __kmp_str_buf_print(buffer, "%s,%d'\n", "static_steal", __kmp_chunk);
4130 break;
4131 case kmp_sch_auto:
4132 __kmp_str_buf_print(buffer, "%s,%d'\n", "auto", __kmp_chunk);
4133 break;
4134 }
4135 } else {
4136 switch (sched) {
4137 case kmp_sch_dynamic_chunked:
4138 __kmp_str_buf_print(buffer, "%s'\n", "dynamic");
4139 break;
4140 case kmp_sch_guided_iterative_chunked:
4141 case kmp_sch_guided_analytical_chunked:
4142 __kmp_str_buf_print(buffer, "%s'\n", "guided");
4143 break;
4144 case kmp_sch_trapezoidal:
4145 __kmp_str_buf_print(buffer, "%s'\n", "trapezoidal");
4146 break;
4147 case kmp_sch_static:
4148 case kmp_sch_static_chunked:
4149 case kmp_sch_static_balanced:
4150 case kmp_sch_static_greedy:
4151 __kmp_str_buf_print(buffer, "%s'\n", "static");
4152 break;
4153 case kmp_sch_static_steal:
4154 __kmp_str_buf_print(buffer, "%s'\n", "static_steal");
4155 break;
4156 case kmp_sch_auto:
4157 __kmp_str_buf_print(buffer, "%s'\n", "auto");
4158 break;
4159 }
4160 }
4161} // __kmp_stg_print_omp_schedule
4162
4163#if KMP_USE_HIER_SCHED
4164// -----------------------------------------------------------------------------
4165// KMP_DISP_HAND_THREAD
4166static void __kmp_stg_parse_kmp_hand_thread(char const *name, char const *value,
4167 void *data) {
4168 __kmp_stg_parse_bool(name, value, &(__kmp_dispatch_hand_threading));
4169} // __kmp_stg_parse_kmp_hand_thread
4170
4171static void __kmp_stg_print_kmp_hand_thread(kmp_str_buf_t *buffer,
4172 char const *name, void *data) {
4173 __kmp_stg_print_bool(buffer, name, __kmp_dispatch_hand_threading);
4174} // __kmp_stg_print_kmp_hand_thread
4175#endif
4176
4177// -----------------------------------------------------------------------------
4178// KMP_FORCE_MONOTONIC_DYNAMIC_SCHEDULE
4179static void __kmp_stg_parse_kmp_force_monotonic(char const *name,
4180 char const *value, void *data) {
4181 __kmp_stg_parse_bool(name, value, &(__kmp_force_monotonic));
4182} // __kmp_stg_parse_kmp_force_monotonic
4183
4184static void __kmp_stg_print_kmp_force_monotonic(kmp_str_buf_t *buffer,
4185 char const *name, void *data) {
4186 __kmp_stg_print_bool(buffer, name, __kmp_force_monotonic);
4187} // __kmp_stg_print_kmp_force_monotonic
4188
4189// -----------------------------------------------------------------------------
4190// KMP_ATOMIC_MODE
4191
4192static void __kmp_stg_parse_atomic_mode(char const *name, char const *value,
4193 void *data) {
4194 // Modes: 0 -- do not change default; 1 -- Intel perf mode, 2 -- GOMP
4195 // compatibility mode.
4196 int mode = 0;
4197 int max = 1;
4198#ifdef KMP_GOMP_COMPAT
4199 max = 2;
4200#endif /* KMP_GOMP_COMPAT */
4201 __kmp_stg_parse_int(name, value, 0, max, &mode);
4202 // TODO; parse_int is not very suitable for this case. In case of overflow it
4203 // is better to use
4204 // 0 rather that max value.
4205 if (mode > 0) {
4206 __kmp_atomic_mode = mode;
4207 }
4208} // __kmp_stg_parse_atomic_mode
4209
4210static void __kmp_stg_print_atomic_mode(kmp_str_buf_t *buffer, char const *name,
4211 void *data) {
4212 __kmp_stg_print_int(buffer, name, __kmp_atomic_mode);
4213} // __kmp_stg_print_atomic_mode
4214
4215// -----------------------------------------------------------------------------
4216// KMP_CONSISTENCY_CHECK
4217
4218static void __kmp_stg_parse_consistency_check(char const *name,
4219 char const *value, void *data) {
4220 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
4221 // Note, this will not work from kmp_set_defaults because th_cons stack was
4222 // not allocated
4223 // for existed thread(s) thus the first __kmp_push_<construct> will break
4224 // with assertion.
4225 // TODO: allocate th_cons if called from kmp_set_defaults.
4226 __kmp_env_consistency_check = TRUE;
4227 } else if (!__kmp_strcasecmp_with_sentinel("none", value, 0)) {
4228 __kmp_env_consistency_check = FALSE;
4229 } else {
4230 KMP_WARNING(StgInvalidValue, name, value);
4231 }
4232} // __kmp_stg_parse_consistency_check
4233
4234static void __kmp_stg_print_consistency_check(kmp_str_buf_t *buffer,
4235 char const *name, void *data) {
4236#if KMP_DEBUG
4237 const char *value = NULL;
4238
4239 if (__kmp_env_consistency_check) {
4240 value = "all";
4241 } else {
4242 value = "none";
4243 }
4244
4245 if (value != NULL) {
4246 __kmp_stg_print_str(buffer, name, value);
4247 }
4248#endif /* KMP_DEBUG */
4249} // __kmp_stg_print_consistency_check
4250
4251#if USE_ITT_BUILD
4252// -----------------------------------------------------------------------------
4253// KMP_ITT_PREPARE_DELAY
4254
4255#if USE_ITT_NOTIFY
4256
4257static void __kmp_stg_parse_itt_prepare_delay(char const *name,
4258 char const *value, void *data) {
4259 // Experimental code: KMP_ITT_PREPARE_DELAY specifies numbert of loop
4260 // iterations.
4261 int delay = 0;
4262 __kmp_stg_parse_int(name, value, 0, INT_MAX, &delay);
4263 __kmp_itt_prepare_delay = delay;
4264} // __kmp_str_parse_itt_prepare_delay
4265
4266static void __kmp_stg_print_itt_prepare_delay(kmp_str_buf_t *buffer,
4267 char const *name, void *data) {
4268 __kmp_stg_print_uint64(buffer, name, __kmp_itt_prepare_delay);
4269
4270} // __kmp_str_print_itt_prepare_delay
4271
4272#endif // USE_ITT_NOTIFY
4273#endif /* USE_ITT_BUILD */
4274
4275// -----------------------------------------------------------------------------
4276// KMP_MALLOC_POOL_INCR
4277
4278static void __kmp_stg_parse_malloc_pool_incr(char const *name,
4279 char const *value, void *data) {
4280 __kmp_stg_parse_size(name, value, KMP_MIN_MALLOC_POOL_INCR,
4281 KMP_MAX_MALLOC_POOL_INCR, NULL, &__kmp_malloc_pool_incr,
4282 1);
4283} // __kmp_stg_parse_malloc_pool_incr
4284
4285static void __kmp_stg_print_malloc_pool_incr(kmp_str_buf_t *buffer,
4286 char const *name, void *data) {
4287 __kmp_stg_print_size(buffer, name, __kmp_malloc_pool_incr);
4288
4289} // _kmp_stg_print_malloc_pool_incr
4290
4291#ifdef KMP_DEBUG
4292
4293// -----------------------------------------------------------------------------
4294// KMP_PAR_RANGE
4295
4296static void __kmp_stg_parse_par_range_env(char const *name, char const *value,
4297 void *data) {
4298 __kmp_stg_parse_par_range(name, value, &__kmp_par_range,
4299 __kmp_par_range_routine, __kmp_par_range_filename,
4300 &__kmp_par_range_lb, &__kmp_par_range_ub);
4301} // __kmp_stg_parse_par_range_env
4302
4303static void __kmp_stg_print_par_range_env(kmp_str_buf_t *buffer,
4304 char const *name, void *data) {
4305 if (__kmp_par_range != 0) {
4306 __kmp_stg_print_str(buffer, name, par_range_to_print);
4307 }
4308} // __kmp_stg_print_par_range_env
4309
4310#endif
4311
4312// -----------------------------------------------------------------------------
4313// KMP_GTID_MODE
4314
4315static void __kmp_stg_parse_gtid_mode(char const *name, char const *value,
4316 void *data) {
4317 // Modes:
4318 // 0 -- do not change default
4319 // 1 -- sp search
4320 // 2 -- use "keyed" TLS var, i.e.
4321 // pthread_getspecific(Linux* OS/OS X*) or TlsGetValue(Windows* OS)
4322 // 3 -- __declspec(thread) TLS var in tdata section
4323 int mode = 0;
4324 int max = 2;
4325#ifdef KMP_TDATA_GTID
4326 max = 3;
4327#endif /* KMP_TDATA_GTID */
4328 __kmp_stg_parse_int(name, value, 0, max, &mode);
4329 // TODO; parse_int is not very suitable for this case. In case of overflow it
4330 // is better to use 0 rather that max value.
4331 if (mode == 0) {
4332 __kmp_adjust_gtid_mode = TRUE;
4333 } else {
4334 __kmp_gtid_mode = mode;
4335 __kmp_adjust_gtid_mode = FALSE;
4336 }
4337} // __kmp_str_parse_gtid_mode
4338
4339static void __kmp_stg_print_gtid_mode(kmp_str_buf_t *buffer, char const *name,
4340 void *data) {
4341 if (__kmp_adjust_gtid_mode) {
4342 __kmp_stg_print_int(buffer, name, 0);
4343 } else {
4344 __kmp_stg_print_int(buffer, name, __kmp_gtid_mode);
4345 }
4346} // __kmp_stg_print_gtid_mode
4347
4348// -----------------------------------------------------------------------------
4349// KMP_NUM_LOCKS_IN_BLOCK
4350
4351static void __kmp_stg_parse_lock_block(char const *name, char const *value,
4352 void *data) {
4353 __kmp_stg_parse_int(name, value, 0, KMP_INT_MAX, &__kmp_num_locks_in_block);
4354} // __kmp_str_parse_lock_block
4355
4356static void __kmp_stg_print_lock_block(kmp_str_buf_t *buffer, char const *name,
4357 void *data) {
4358 __kmp_stg_print_int(buffer, name, __kmp_num_locks_in_block);
4359} // __kmp_stg_print_lock_block
4360
4361// -----------------------------------------------------------------------------
4362// KMP_LOCK_KIND
4363
4364#if KMP_USE_DYNAMIC_LOCK
4365#define KMP_STORE_LOCK_SEQ(a) (__kmp_user_lock_seq = lockseq_##a)
4366#else
4367#define KMP_STORE_LOCK_SEQ(a)
4368#endif
4369
4370static void __kmp_stg_parse_lock_kind(char const *name, char const *value,
4371 void *data) {
4372 if (__kmp_init_user_locks) {
4373 KMP_WARNING(EnvLockWarn, name);
4374 return;
4375 }
4376
4377 if (__kmp_str_match("tas", 2, value) ||
4378 __kmp_str_match("test and set", 2, value) ||
4379 __kmp_str_match("test_and_set", 2, value) ||
4380 __kmp_str_match("test-and-set", 2, value) ||
4381 __kmp_str_match("test andset", 2, value) ||
4382 __kmp_str_match("test_andset", 2, value) ||
4383 __kmp_str_match("test-andset", 2, value) ||
4384 __kmp_str_match("testand set", 2, value) ||
4385 __kmp_str_match("testand_set", 2, value) ||
4386 __kmp_str_match("testand-set", 2, value) ||
4387 __kmp_str_match("testandset", 2, value)) {
4388 __kmp_user_lock_kind = lk_tas;
4389 KMP_STORE_LOCK_SEQ(tas);
4390 }
4391#if KMP_USE_FUTEX
4392 else if (__kmp_str_match("futex", 1, value)) {
4393 if (__kmp_futex_determine_capable()) {
4394 __kmp_user_lock_kind = lk_futex;
4395 KMP_STORE_LOCK_SEQ(futex);
4396 } else {
4397 KMP_WARNING(FutexNotSupported, name, value);
4398 }
4399 }
4400#endif
4401 else if (__kmp_str_match("ticket", 2, value)) {
4402 __kmp_user_lock_kind = lk_ticket;
4403 KMP_STORE_LOCK_SEQ(ticket);
4404 } else if (__kmp_str_match("queuing", 1, value) ||
4405 __kmp_str_match("queue", 1, value)) {
4406 __kmp_user_lock_kind = lk_queuing;
4407 KMP_STORE_LOCK_SEQ(queuing);
4408 } else if (__kmp_str_match("drdpa ticket", 1, value) ||
4409 __kmp_str_match("drdpa_ticket", 1, value) ||
4410 __kmp_str_match("drdpa-ticket", 1, value) ||
4411 __kmp_str_match("drdpaticket", 1, value) ||
4412 __kmp_str_match("drdpa", 1, value)) {
4413 __kmp_user_lock_kind = lk_drdpa;
4414 KMP_STORE_LOCK_SEQ(drdpa);
4415 }
4416#if KMP_USE_ADAPTIVE_LOCKS
4417 else if (__kmp_str_match("adaptive", 1, value)) {
4418 if (__kmp_cpuinfo.rtm) { // ??? Is cpuinfo available here?
4419 __kmp_user_lock_kind = lk_adaptive;
4420 KMP_STORE_LOCK_SEQ(adaptive);
4421 } else {
4422 KMP_WARNING(AdaptiveNotSupported, name, value);
4423 __kmp_user_lock_kind = lk_queuing;
4424 KMP_STORE_LOCK_SEQ(queuing);
4425 }
4426 }
4427#endif // KMP_USE_ADAPTIVE_LOCKS
4428#if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4429 else if (__kmp_str_match("rtm_queuing", 1, value)) {
4430 if (__kmp_cpuinfo.rtm) {
4431 __kmp_user_lock_kind = lk_rtm_queuing;
4432 KMP_STORE_LOCK_SEQ(rtm_queuing);
4433 } else {
4434 KMP_WARNING(AdaptiveNotSupported, name, value);
4435 __kmp_user_lock_kind = lk_queuing;
4436 KMP_STORE_LOCK_SEQ(queuing);
4437 }
4438 } else if (__kmp_str_match("rtm_spin", 1, value)) {
4439 if (__kmp_cpuinfo.rtm) {
4440 __kmp_user_lock_kind = lk_rtm_spin;
4441 KMP_STORE_LOCK_SEQ(rtm_spin);
4442 } else {
4443 KMP_WARNING(AdaptiveNotSupported, name, value);
4444 __kmp_user_lock_kind = lk_tas;
4445 KMP_STORE_LOCK_SEQ(queuing);
4446 }
4447 } else if (__kmp_str_match("hle", 1, value)) {
4448 __kmp_user_lock_kind = lk_hle;
4449 KMP_STORE_LOCK_SEQ(hle);
4450 }
4451#endif
4452 else {
4453 KMP_WARNING(StgInvalidValue, name, value);
4454 }
4455}
4456
4457static void __kmp_stg_print_lock_kind(kmp_str_buf_t *buffer, char const *name,
4458 void *data) {
4459 const char *value = NULL;
4460
4461 switch (__kmp_user_lock_kind) {
4462 case lk_default:
4463 value = "default";
4464 break;
4465
4466 case lk_tas:
4467 value = "tas";
4468 break;
4469
4470#if KMP_USE_FUTEX
4471 case lk_futex:
4472 value = "futex";
4473 break;
4474#endif
4475
4476#if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4477 case lk_rtm_queuing:
4478 value = "rtm_queuing";
4479 break;
4480
4481 case lk_rtm_spin:
4482 value = "rtm_spin";
4483 break;
4484
4485 case lk_hle:
4486 value = "hle";
4487 break;
4488#endif
4489
4490 case lk_ticket:
4491 value = "ticket";
4492 break;
4493
4494 case lk_queuing:
4495 value = "queuing";
4496 break;
4497
4498 case lk_drdpa:
4499 value = "drdpa";
4500 break;
4501#if KMP_USE_ADAPTIVE_LOCKS
4502 case lk_adaptive:
4503 value = "adaptive";
4504 break;
4505#endif
4506 }
4507
4508 if (value != NULL) {
4509 __kmp_stg_print_str(buffer, name, value);
4510 }
4511}
4512
4513// -----------------------------------------------------------------------------
4514// KMP_SPIN_BACKOFF_PARAMS
4515
4516// KMP_SPIN_BACKOFF_PARAMS=max_backoff[,min_tick] (max backoff size, min tick
4517// for machine pause)
4518static void __kmp_stg_parse_spin_backoff_params(const char *name,
4519 const char *value, void *data) {
4520 const char *next = value;
4521
4522 int total = 0; // Count elements that were set. It'll be used as an array size
4523 int prev_comma = FALSE; // For correct processing sequential commas
4524 int i;
4525
4526 kmp_uint32 max_backoff = __kmp_spin_backoff_params.max_backoff;
4527 kmp_uint32 min_tick = __kmp_spin_backoff_params.min_tick;
4528
4529 // Run only 3 iterations because it is enough to read two values or find a
4530 // syntax error
4531 for (i = 0; i < 3; i++) {
4532 SKIP_WS(next);
4533
4534 if (*next == '\0') {
4535 break;
4536 }
4537 // Next character is not an integer or not a comma OR number of values > 2
4538 // => end of list
4539 if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4540 KMP_WARNING(EnvSyntaxError, name, value);
4541 return;
4542 }
4543 // The next character is ','
4544 if (*next == ',') {
4545 // ',' is the first character
4546 if (total == 0 || prev_comma) {
4547 total++;
4548 }
4549 prev_comma = TRUE;
4550 next++; // skip ','
4551 SKIP_WS(next);
4552 }
4553 // Next character is a digit
4554 if (*next >= '0' && *next <= '9') {
4555 int num;
4556 const char *buf = next;
4557 char const *msg = NULL;
4558 prev_comma = FALSE;
4559 SKIP_DIGITS(next);
4560 total++;
4561
4562 const char *tmp = next;
4563 SKIP_WS(tmp);
4564 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4565 KMP_WARNING(EnvSpacesNotAllowed, name, value);
4566 return;
4567 }
4568
4569 num = __kmp_str_to_int(buf, *next);
4570 if (num <= 0) { // The number of retries should be > 0
4571 msg = KMP_I18N_STR(ValueTooSmall);
4572 num = 1;
4573 } else if (num > KMP_INT_MAX) {
4574 msg = KMP_I18N_STR(ValueTooLarge);
4575 num = KMP_INT_MAX;
4576 }
4577 if (msg != NULL) {
4578 // Message is not empty. Print warning.
4579 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4580 KMP_INFORM(Using_int_Value, name, num);
4581 }
4582 if (total == 1) {
4583 max_backoff = num;
4584 } else if (total == 2) {
4585 min_tick = num;
4586 }
4587 }
4588 }
4589 KMP_DEBUG_ASSERT(total > 0);
4590 if (total <= 0) {
4591 KMP_WARNING(EnvSyntaxError, name, value);
4592 return;
4593 }
4594 __kmp_spin_backoff_params.max_backoff = max_backoff;
4595 __kmp_spin_backoff_params.min_tick = min_tick;
4596}
4597
4598static void __kmp_stg_print_spin_backoff_params(kmp_str_buf_t *buffer,
4599 char const *name, void *data) {
4600 if (__kmp_env_format) {
4601 KMP_STR_BUF_PRINT_NAME_EX(name);
4602 } else {
4603 __kmp_str_buf_print(buffer, " %s='", name);
4604 }
4605 __kmp_str_buf_print(buffer, "%d,%d'\n", __kmp_spin_backoff_params.max_backoff,
4606 __kmp_spin_backoff_params.min_tick);
4607}
4608
4609#if KMP_USE_ADAPTIVE_LOCKS
4610
4611// -----------------------------------------------------------------------------
4612// KMP_ADAPTIVE_LOCK_PROPS, KMP_SPECULATIVE_STATSFILE
4613
4614// Parse out values for the tunable parameters from a string of the form
4615// KMP_ADAPTIVE_LOCK_PROPS=max_soft_retries[,max_badness]
4616static void __kmp_stg_parse_adaptive_lock_props(const char *name,
4617 const char *value, void *data) {
4618 int max_retries = 0;
4619 int max_badness = 0;
4620
4621 const char *next = value;
4622
4623 int total = 0; // Count elements that were set. It'll be used as an array size
4624 int prev_comma = FALSE; // For correct processing sequential commas
4625 int i;
4626
4627 // Save values in the structure __kmp_speculative_backoff_params
4628 // Run only 3 iterations because it is enough to read two values or find a
4629 // syntax error
4630 for (i = 0; i < 3; i++) {
4631 SKIP_WS(next);
4632
4633 if (*next == '\0') {
4634 break;
4635 }
4636 // Next character is not an integer or not a comma OR number of values > 2
4637 // => end of list
4638 if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4639 KMP_WARNING(EnvSyntaxError, name, value);
4640 return;
4641 }
4642 // The next character is ','
4643 if (*next == ',') {
4644 // ',' is the first character
4645 if (total == 0 || prev_comma) {
4646 total++;
4647 }
4648 prev_comma = TRUE;
4649 next++; // skip ','
4650 SKIP_WS(next);
4651 }
4652 // Next character is a digit
4653 if (*next >= '0' && *next <= '9') {
4654 int num;
4655 const char *buf = next;
4656 char const *msg = NULL;
4657 prev_comma = FALSE;
4658 SKIP_DIGITS(next);
4659 total++;
4660
4661 const char *tmp = next;
4662 SKIP_WS(tmp);
4663 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4664 KMP_WARNING(EnvSpacesNotAllowed, name, value);
4665 return;
4666 }
4667
4668 num = __kmp_str_to_int(buf, *next);
4669 if (num < 0) { // The number of retries should be >= 0
4670 msg = KMP_I18N_STR(ValueTooSmall);
4671 num = 1;
4672 } else if (num > KMP_INT_MAX) {
4673 msg = KMP_I18N_STR(ValueTooLarge);
4674 num = KMP_INT_MAX;
4675 }
4676 if (msg != NULL) {
4677 // Message is not empty. Print warning.
4678 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4679 KMP_INFORM(Using_int_Value, name, num);
4680 }
4681 if (total == 1) {
4682 max_retries = num;
4683 } else if (total == 2) {
4684 max_badness = num;
4685 }
4686 }
4687 }
4688 KMP_DEBUG_ASSERT(total > 0);
4689 if (total <= 0) {
4690 KMP_WARNING(EnvSyntaxError, name, value);
4691 return;
4692 }
4693 __kmp_adaptive_backoff_params.max_soft_retries = max_retries;
4694 __kmp_adaptive_backoff_params.max_badness = max_badness;
4695}
4696
4697static void __kmp_stg_print_adaptive_lock_props(kmp_str_buf_t *buffer,
4698 char const *name, void *data) {
4699 if (__kmp_env_format) {
4700 KMP_STR_BUF_PRINT_NAME_EX(name);
4701 } else {
4702 __kmp_str_buf_print(buffer, " %s='", name);
4703 }
4704 __kmp_str_buf_print(buffer, "%d,%d'\n",
4705 __kmp_adaptive_backoff_params.max_soft_retries,
4706 __kmp_adaptive_backoff_params.max_badness);
4707} // __kmp_stg_print_adaptive_lock_props
4708
4709#if KMP_DEBUG_ADAPTIVE_LOCKS
4710
4711static void __kmp_stg_parse_speculative_statsfile(char const *name,
4712 char const *value,
4713 void *data) {
4714 __kmp_stg_parse_file(name, value, "",
4715 CCAST(char **, &__kmp_speculative_statsfile));
4716} // __kmp_stg_parse_speculative_statsfile
4717
4718static void __kmp_stg_print_speculative_statsfile(kmp_str_buf_t *buffer,
4719 char const *name,
4720 void *data) {
4721 if (__kmp_str_match("-", 0, __kmp_speculative_statsfile)) {
4722 __kmp_stg_print_str(buffer, name, "stdout");
4723 } else {
4724 __kmp_stg_print_str(buffer, name, __kmp_speculative_statsfile);
4725 }
4726
4727} // __kmp_stg_print_speculative_statsfile
4728
4729#endif // KMP_DEBUG_ADAPTIVE_LOCKS
4730
4731#endif // KMP_USE_ADAPTIVE_LOCKS
4732
4733// -----------------------------------------------------------------------------
4734// KMP_HW_SUBSET (was KMP_PLACE_THREADS)
4735// 2s16c,2t => 2S16C,2T => 2S16C \0 2T
4736
4737// Return KMP_HW_SUBSET preferred hardware type in case a token is ambiguously
4738// short. The original KMP_HW_SUBSET environment variable had single letters:
4739// s, c, t for sockets, cores, threads repsectively.
4740static kmp_hw_t __kmp_hw_subset_break_tie(const kmp_hw_t *possible,
4741 size_t num_possible) {
4742 for (size_t i = 0; i < num_possible; ++i) {
4743 if (possible[i] == KMP_HW_THREAD)
4744 return KMP_HW_THREAD;
4745 else if (possible[i] == KMP_HW_CORE)
4746 return KMP_HW_CORE;
4747 else if (possible[i] == KMP_HW_SOCKET)
4748 return KMP_HW_SOCKET;
4749 }
4750 return KMP_HW_UNKNOWN;
4751}
4752
4753// Return hardware type from string or HW_UNKNOWN if string cannot be parsed
4754// This algorithm is very forgiving to the user in that, the instant it can
4755// reduce the search space to one, it assumes that is the topology level the
4756// user wanted, even if it is misspelled later in the token.
4757static kmp_hw_t __kmp_stg_parse_hw_subset_name(char const *token) {
4758 size_t index, num_possible, token_length;
4759 kmp_hw_t possible[KMP_HW_LAST];
4760 const char *end;
4761
4762 // Find the end of the hardware token string
4763 end = token;
4764 token_length = 0;
4765 while (isalnum(*end) || *end == '_') {
4766 token_length++;
4767 end++;
4768 }
4769
4770 // Set the possibilities to all hardware types
4771 num_possible = 0;
4772 KMP_FOREACH_HW_TYPE(type) { possible[num_possible++] = type; }
4773
4774 // Eliminate hardware types by comparing the front of the token
4775 // with hardware names
4776 // In most cases, the first letter in the token will indicate exactly
4777 // which hardware type is parsed, e.g., 'C' = Core
4778 index = 0;
4779 while (num_possible > 1 && index < token_length) {
4780 size_t n = num_possible;
4781 char token_char = (char)toupper(token[index]);
4782 for (size_t i = 0; i < n; ++i) {
4783 const char *s;
4784 kmp_hw_t type = possible[i];
4785 s = __kmp_hw_get_keyword(type, false);
4786 if (index < KMP_STRLEN(s)) {
4787 char c = (char)toupper(s[index]);
4788 // Mark hardware types for removal when the characters do not match
4789 if (c != token_char) {
4790 possible[i] = KMP_HW_UNKNOWN;
4791 num_possible--;
4792 }
4793 }
4794 }
4795 // Remove hardware types that this token cannot be
4796 size_t start = 0;
4797 for (size_t i = 0; i < n; ++i) {
4798 if (possible[i] != KMP_HW_UNKNOWN) {
4799 kmp_hw_t temp = possible[i];
4800 possible[i] = possible[start];
4801 possible[start] = temp;
4802 start++;
4803 }
4804 }
4805 KMP_ASSERT(start == num_possible);
4806 index++;
4807 }
4808
4809 // Attempt to break a tie if user has very short token
4810 // (e.g., is 'T' tile or thread?)
4811 if (num_possible > 1)
4812 return __kmp_hw_subset_break_tie(possible, num_possible);
4813 if (num_possible == 1)
4814 return possible[0];
4815 return KMP_HW_UNKNOWN;
4816}
4817
4818// The longest observable sequence of items can only be HW_LAST length
4819// The input string is usually short enough, let's use 512 limit for now
4820#define MAX_T_LEVEL KMP_HW_LAST
4821#define MAX_STR_LEN 512
4822static void __kmp_stg_parse_hw_subset(char const *name, char const *value,
4823 void *data) {
4824 // Value example: 1s,5c@3,2T
4825 // Which means "use 1 socket, 5 cores with offset 3, 2 threads per core"
4826 kmp_setting_t **rivals = (kmp_setting_t **)data;
4827 if (strcmp(name, "KMP_PLACE_THREADS") == 0) {
4828 KMP_INFORM(EnvVarDeprecated, name, "KMP_HW_SUBSET");
4829 }
4830 if (__kmp_stg_check_rivals(name, value, rivals)) {
4831 return;
4832 }
4833
4834 char *components[MAX_T_LEVEL];
4835 char const *digits = "0123456789";
4836 char input[MAX_STR_LEN];
4837 size_t len = 0, mlen = MAX_STR_LEN;
4838 int level = 0;
4839 bool absolute = false;
4840 // Canonicalize the string (remove spaces, unify delimiters, etc.)
4841 char *pos = CCAST(char *, value);
4842 while (*pos && mlen) {
4843 if (*pos != ' ') { // skip spaces
4844 if (len == 0 && *pos == ':') {
4845 absolute = true;
4846 } else {
4847 input[len] = (char)(toupper(*pos));
4848 if (input[len] == 'X')
4849 input[len] = ','; // unify delimiters of levels
4850 if (input[len] == 'O' && strchr(digits, *(pos + 1)))
4851 input[len] = '@'; // unify delimiters of offset
4852 len++;
4853 }
4854 }
4855 mlen--;
4856 pos++;
4857 }
4858 if (len == 0 || mlen == 0) {
4859 goto err; // contents is either empty or too long
4860 }
4861 input[len] = '\0';
4862 // Split by delimiter
4863 pos = input;
4864 components[level++] = pos;
4865 while ((pos = strchr(pos, ','))) {
4866 if (level >= MAX_T_LEVEL)
4867 goto err; // too many components provided
4868 *pos = '\0'; // modify input and avoid more copying
4869 components[level++] = ++pos; // expect something after ","
4870 }
4871
4872 __kmp_hw_subset = kmp_hw_subset_t::allocate();
4873 if (absolute)
4874 __kmp_hw_subset->set_absolute();
4875
4876 // Check each component
4877 for (int i = 0; i < level; ++i) {
4878 int offset = 0;
4879 int num = atoi(components[i]); // each component should start with a number
4880 if (num <= 0) {
4881 goto err; // only positive integers are valid for count
4882 }
4883 if ((pos = strchr(components[i], '@'))) {
4884 offset = atoi(pos + 1); // save offset
4885 *pos = '\0'; // cut the offset from the component
4886 }
4887 pos = components[i] + strspn(components[i], digits);
4888 if (pos == components[i]) {
4889 goto err;
4890 }
4891 // detect the component type
4892 kmp_hw_t type = __kmp_stg_parse_hw_subset_name(pos);
4893 if (type == KMP_HW_UNKNOWN) {
4894 goto err;
4895 }
4896 if (__kmp_hw_subset->specified(type)) {
4897 goto err;
4898 }
4899 __kmp_hw_subset->push_back(num, type, offset);
4900 }
4901 return;
4902err:
4903 KMP_WARNING(AffHWSubsetInvalid, name, value);
4904 if (__kmp_hw_subset) {
4905 kmp_hw_subset_t::deallocate(__kmp_hw_subset);
4906 __kmp_hw_subset = nullptr;
4907 }
4908 return;
4909}
4910
4911static void __kmp_stg_print_hw_subset(kmp_str_buf_t *buffer, char const *name,
4912 void *data) {
4913 kmp_str_buf_t buf;
4914 int depth;
4915 if (!__kmp_hw_subset)
4916 return;
4917 __kmp_str_buf_init(&buf);
4918 if (__kmp_env_format)
4919 KMP_STR_BUF_PRINT_NAME_EX(name);
4920 else
4921 __kmp_str_buf_print(buffer, " %s='", name);
4922
4923 depth = __kmp_hw_subset->get_depth();
4924 for (int i = 0; i < depth; ++i) {
4925 const auto &item = __kmp_hw_subset->at(i);
4926 __kmp_str_buf_print(&buf, "%s%d%s", (i > 0 ? "," : ""), item.num,
4927 __kmp_hw_get_keyword(item.type));
4928 if (item.offset)
4929 __kmp_str_buf_print(&buf, "@%d", item.offset);
4930 }
4931 __kmp_str_buf_print(buffer, "%s'\n", buf.str);
4932 __kmp_str_buf_free(&buf);
4933}
4934
4935#if USE_ITT_BUILD
4936// -----------------------------------------------------------------------------
4937// KMP_FORKJOIN_FRAMES
4938
4939static void __kmp_stg_parse_forkjoin_frames(char const *name, char const *value,
4940 void *data) {
4941 __kmp_stg_parse_bool(name, value, &__kmp_forkjoin_frames);
4942} // __kmp_stg_parse_forkjoin_frames
4943
4944static void __kmp_stg_print_forkjoin_frames(kmp_str_buf_t *buffer,
4945 char const *name, void *data) {
4946 __kmp_stg_print_bool(buffer, name, __kmp_forkjoin_frames);
4947} // __kmp_stg_print_forkjoin_frames
4948
4949// -----------------------------------------------------------------------------
4950// KMP_FORKJOIN_FRAMES_MODE
4951
4952static void __kmp_stg_parse_forkjoin_frames_mode(char const *name,
4953 char const *value,
4954 void *data) {
4955 __kmp_stg_parse_int(name, value, 0, 3, &__kmp_forkjoin_frames_mode);
4956} // __kmp_stg_parse_forkjoin_frames
4957
4958static void __kmp_stg_print_forkjoin_frames_mode(kmp_str_buf_t *buffer,
4959 char const *name, void *data) {
4960 __kmp_stg_print_int(buffer, name, __kmp_forkjoin_frames_mode);
4961} // __kmp_stg_print_forkjoin_frames
4962#endif /* USE_ITT_BUILD */
4963
4964// -----------------------------------------------------------------------------
4965// KMP_ENABLE_TASK_THROTTLING
4966
4967static void __kmp_stg_parse_task_throttling(char const *name, char const *value,
4968 void *data) {
4969 __kmp_stg_parse_bool(name, value, &__kmp_enable_task_throttling);
4970} // __kmp_stg_parse_task_throttling
4971
4972static void __kmp_stg_print_task_throttling(kmp_str_buf_t *buffer,
4973 char const *name, void *data) {
4974 __kmp_stg_print_bool(buffer, name, __kmp_enable_task_throttling);
4975} // __kmp_stg_print_task_throttling
4976
4977#if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
4978// -----------------------------------------------------------------------------
4979// KMP_USER_LEVEL_MWAIT
4980
4981static void __kmp_stg_parse_user_level_mwait(char const *name,
4982 char const *value, void *data) {
4983 __kmp_stg_parse_bool(name, value, &__kmp_user_level_mwait);
4984} // __kmp_stg_parse_user_level_mwait
4985
4986static void __kmp_stg_print_user_level_mwait(kmp_str_buf_t *buffer,
4987 char const *name, void *data) {
4988 __kmp_stg_print_bool(buffer, name, __kmp_user_level_mwait);
4989} // __kmp_stg_print_user_level_mwait
4990
4991// -----------------------------------------------------------------------------
4992// KMP_MWAIT_HINTS
4993
4994static void __kmp_stg_parse_mwait_hints(char const *name, char const *value,
4995 void *data) {
4996 __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_mwait_hints);
4997} // __kmp_stg_parse_mwait_hints
4998
4999static void __kmp_stg_print_mwait_hints(kmp_str_buf_t *buffer, char const *name,
5000 void *data) {
5001 __kmp_stg_print_int(buffer, name, __kmp_mwait_hints);
5002} // __kmp_stg_print_mwait_hints
5003
5004#endif // KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
5005
5006// -----------------------------------------------------------------------------
5007// OMP_DISPLAY_ENV
5008
5009static void __kmp_stg_parse_omp_display_env(char const *name, char const *value,
5010 void *data) {
5011 if (__kmp_str_match("VERBOSE", 1, value)) {
5012 __kmp_display_env_verbose = TRUE;
5013 } else {
5014 __kmp_stg_parse_bool(name, value, &__kmp_display_env);
5015 }
5016} // __kmp_stg_parse_omp_display_env
5017
5018static void __kmp_stg_print_omp_display_env(kmp_str_buf_t *buffer,
5019 char const *name, void *data) {
5020 if (__kmp_display_env_verbose) {
5021 __kmp_stg_print_str(buffer, name, "VERBOSE");
5022 } else {
5023 __kmp_stg_print_bool(buffer, name, __kmp_display_env);
5024 }
5025} // __kmp_stg_print_omp_display_env
5026
5027static void __kmp_stg_parse_omp_cancellation(char const *name,
5028 char const *value, void *data) {
5029 if (TCR_4(__kmp_init_parallel)) {
5030 KMP_WARNING(EnvParallelWarn, name);
5031 return;
5032 } // read value before first parallel only
5033 __kmp_stg_parse_bool(name, value, &__kmp_omp_cancellation);
5034} // __kmp_stg_parse_omp_cancellation
5035
5036static void __kmp_stg_print_omp_cancellation(kmp_str_buf_t *buffer,
5037 char const *name, void *data) {
5038 __kmp_stg_print_bool(buffer, name, __kmp_omp_cancellation);
5039} // __kmp_stg_print_omp_cancellation
5040
5041#if OMPT_SUPPORT
5042int __kmp_tool = 1;
5043
5044static void __kmp_stg_parse_omp_tool(char const *name, char const *value,
5045 void *data) {
5046 __kmp_stg_parse_bool(name, value, &__kmp_tool);
5047} // __kmp_stg_parse_omp_tool
5048
5049static void __kmp_stg_print_omp_tool(kmp_str_buf_t *buffer, char const *name,
5050 void *data) {
5051 if (__kmp_env_format) {
5052 KMP_STR_BUF_PRINT_BOOL_EX(name, __kmp_tool, "enabled", "disabled");
5053 } else {
5054 __kmp_str_buf_print(buffer, " %s=%s\n", name,
5055 __kmp_tool ? "enabled" : "disabled");
5056 }
5057} // __kmp_stg_print_omp_tool
5058
5059char *__kmp_tool_libraries = NULL;
5060
5061static void __kmp_stg_parse_omp_tool_libraries(char const *name,
5062 char const *value, void *data) {
5063 __kmp_stg_parse_str(name, value, &__kmp_tool_libraries);
5064} // __kmp_stg_parse_omp_tool_libraries
5065
5066static void __kmp_stg_print_omp_tool_libraries(kmp_str_buf_t *buffer,
5067 char const *name, void *data) {
5068 if (__kmp_tool_libraries)
5069 __kmp_stg_print_str(buffer, name, __kmp_tool_libraries);
5070 else {
5071 if (__kmp_env_format) {
5072 KMP_STR_BUF_PRINT_NAME;
5073 } else {
5074 __kmp_str_buf_print(buffer, " %s", name);
5075 }
5076 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
5077 }
5078} // __kmp_stg_print_omp_tool_libraries
5079
5080char *__kmp_tool_verbose_init = NULL;
5081
5082static void __kmp_stg_parse_omp_tool_verbose_init(char const *name,
5083 char const *value,
5084 void *data) {
5085 __kmp_stg_parse_str(name, value, &__kmp_tool_verbose_init);
5086} // __kmp_stg_parse_omp_tool_libraries
5087
5088static void __kmp_stg_print_omp_tool_verbose_init(kmp_str_buf_t *buffer,
5089 char const *name,
5090 void *data) {
5091 if (__kmp_tool_verbose_init)
5092 __kmp_stg_print_str(buffer, name, __kmp_tool_verbose_init);
5093 else {
5094 if (__kmp_env_format) {
5095 KMP_STR_BUF_PRINT_NAME;
5096 } else {
5097 __kmp_str_buf_print(buffer, " %s", name);
5098 }
5099 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
5100 }
5101} // __kmp_stg_print_omp_tool_verbose_init
5102
5103#endif
5104
5105// Table.
5106
5107static kmp_setting_t __kmp_stg_table[] = {
5108
5109 {"KMP_ALL_THREADS", __kmp_stg_parse_device_thread_limit, NULL, NULL, 0, 0},
5110 {"KMP_BLOCKTIME", __kmp_stg_parse_blocktime, __kmp_stg_print_blocktime,
5111 NULL, 0, 0},
5112 {"KMP_USE_YIELD", __kmp_stg_parse_use_yield, __kmp_stg_print_use_yield,
5113 NULL, 0, 0},
5114 {"KMP_DUPLICATE_LIB_OK", __kmp_stg_parse_duplicate_lib_ok,
5115 __kmp_stg_print_duplicate_lib_ok, NULL, 0, 0},
5116 {"KMP_LIBRARY", __kmp_stg_parse_wait_policy, __kmp_stg_print_wait_policy,
5117 NULL, 0, 0},
5118 {"KMP_DEVICE_THREAD_LIMIT", __kmp_stg_parse_device_thread_limit,
5119 __kmp_stg_print_device_thread_limit, NULL, 0, 0},
5120#if KMP_USE_MONITOR
5121 {"KMP_MONITOR_STACKSIZE", __kmp_stg_parse_monitor_stacksize,
5122 __kmp_stg_print_monitor_stacksize, NULL, 0, 0},
5123#endif
5124 {"KMP_SETTINGS", __kmp_stg_parse_settings, __kmp_stg_print_settings, NULL,
5125 0, 0},
5126 {"KMP_STACKOFFSET", __kmp_stg_parse_stackoffset,
5127 __kmp_stg_print_stackoffset, NULL, 0, 0},
5128 {"KMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
5129 NULL, 0, 0},
5130 {"KMP_STACKPAD", __kmp_stg_parse_stackpad, __kmp_stg_print_stackpad, NULL,
5131 0, 0},
5132 {"KMP_VERSION", __kmp_stg_parse_version, __kmp_stg_print_version, NULL, 0,
5133 0},
5134 {"KMP_WARNINGS", __kmp_stg_parse_warnings, __kmp_stg_print_warnings, NULL,
5135 0, 0},
5136
5137 {"KMP_NESTING_MODE", __kmp_stg_parse_nesting_mode,
5138 __kmp_stg_print_nesting_mode, NULL, 0, 0},
5139 {"OMP_NESTED", __kmp_stg_parse_nested, __kmp_stg_print_nested, NULL, 0, 0},
5140 {"OMP_NUM_THREADS", __kmp_stg_parse_num_threads,
5141 __kmp_stg_print_num_threads, NULL, 0, 0},
5142 {"OMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
5143 NULL, 0, 0},
5144
5145 {"KMP_TASKING", __kmp_stg_parse_tasking, __kmp_stg_print_tasking, NULL, 0,
5146 0},
5147 {"KMP_TASK_STEALING_CONSTRAINT", __kmp_stg_parse_task_stealing,
5148 __kmp_stg_print_task_stealing, NULL, 0, 0},
5149 {"OMP_MAX_ACTIVE_LEVELS", __kmp_stg_parse_max_active_levels,
5150 __kmp_stg_print_max_active_levels, NULL, 0, 0},
5151 {"OMP_DEFAULT_DEVICE", __kmp_stg_parse_default_device,
5152 __kmp_stg_print_default_device, NULL, 0, 0},
5153 {"OMP_TARGET_OFFLOAD", __kmp_stg_parse_target_offload,
5154 __kmp_stg_print_target_offload, NULL, 0, 0},
5155 {"OMP_MAX_TASK_PRIORITY", __kmp_stg_parse_max_task_priority,
5156 __kmp_stg_print_max_task_priority, NULL, 0, 0},
5157 {"KMP_TASKLOOP_MIN_TASKS", __kmp_stg_parse_taskloop_min_tasks,
5158 __kmp_stg_print_taskloop_min_tasks, NULL, 0, 0},
5159 {"OMP_THREAD_LIMIT", __kmp_stg_parse_thread_limit,
5160 __kmp_stg_print_thread_limit, NULL, 0, 0},
5161 {"KMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_thread_limit,
5162 __kmp_stg_print_teams_thread_limit, NULL, 0, 0},
5163 {"OMP_NUM_TEAMS", __kmp_stg_parse_nteams, __kmp_stg_print_nteams, NULL, 0,
5164 0},
5165 {"OMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_th_limit,
5166 __kmp_stg_print_teams_th_limit, NULL, 0, 0},
5167 {"OMP_WAIT_POLICY", __kmp_stg_parse_wait_policy,
5168 __kmp_stg_print_wait_policy, NULL, 0, 0},
5169 {"KMP_DISP_NUM_BUFFERS", __kmp_stg_parse_disp_buffers,
5170 __kmp_stg_print_disp_buffers, NULL, 0, 0},
5171#if KMP_NESTED_HOT_TEAMS
5172 {"KMP_HOT_TEAMS_MAX_LEVEL", __kmp_stg_parse_hot_teams_level,
5173 __kmp_stg_print_hot_teams_level, NULL, 0, 0},
5174 {"KMP_HOT_TEAMS_MODE", __kmp_stg_parse_hot_teams_mode,
5175 __kmp_stg_print_hot_teams_mode, NULL, 0, 0},
5176#endif // KMP_NESTED_HOT_TEAMS
5177
5178#if KMP_HANDLE_SIGNALS
5179 {"KMP_HANDLE_SIGNALS", __kmp_stg_parse_handle_signals,
5180 __kmp_stg_print_handle_signals, NULL, 0, 0},
5181#endif
5182
5183#if KMP_ARCH_X86 || KMP_ARCH_X86_64
5184 {"KMP_INHERIT_FP_CONTROL", __kmp_stg_parse_inherit_fp_control,
5185 __kmp_stg_print_inherit_fp_control, NULL, 0, 0},
5186#endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
5187
5188#ifdef KMP_GOMP_COMPAT
5189 {"GOMP_STACKSIZE", __kmp_stg_parse_stacksize, NULL, NULL, 0, 0},
5190#endif
5191
5192#ifdef KMP_DEBUG
5193 {"KMP_A_DEBUG", __kmp_stg_parse_a_debug, __kmp_stg_print_a_debug, NULL, 0,
5194 0},
5195 {"KMP_B_DEBUG", __kmp_stg_parse_b_debug, __kmp_stg_print_b_debug, NULL, 0,
5196 0},
5197 {"KMP_C_DEBUG", __kmp_stg_parse_c_debug, __kmp_stg_print_c_debug, NULL, 0,
5198 0},
5199 {"KMP_D_DEBUG", __kmp_stg_parse_d_debug, __kmp_stg_print_d_debug, NULL, 0,
5200 0},
5201 {"KMP_E_DEBUG", __kmp_stg_parse_e_debug, __kmp_stg_print_e_debug, NULL, 0,
5202 0},
5203 {"KMP_F_DEBUG", __kmp_stg_parse_f_debug, __kmp_stg_print_f_debug, NULL, 0,
5204 0},
5205 {"KMP_DEBUG", __kmp_stg_parse_debug, NULL, /* no print */ NULL, 0, 0},
5206 {"KMP_DEBUG_BUF", __kmp_stg_parse_debug_buf, __kmp_stg_print_debug_buf,
5207 NULL, 0, 0},
5208 {"KMP_DEBUG_BUF_ATOMIC", __kmp_stg_parse_debug_buf_atomic,
5209 __kmp_stg_print_debug_buf_atomic, NULL, 0, 0},
5210 {"KMP_DEBUG_BUF_CHARS", __kmp_stg_parse_debug_buf_chars,
5211 __kmp_stg_print_debug_buf_chars, NULL, 0, 0},
5212 {"KMP_DEBUG_BUF_LINES", __kmp_stg_parse_debug_buf_lines,
5213 __kmp_stg_print_debug_buf_lines, NULL, 0, 0},
5214 {"KMP_DIAG", __kmp_stg_parse_diag, __kmp_stg_print_diag, NULL, 0, 0},
5215
5216 {"KMP_PAR_RANGE", __kmp_stg_parse_par_range_env,
5217 __kmp_stg_print_par_range_env, NULL, 0, 0},
5218#endif // KMP_DEBUG
5219
5220 {"KMP_ALIGN_ALLOC", __kmp_stg_parse_align_alloc,
5221 __kmp_stg_print_align_alloc, NULL, 0, 0},
5222
5223 {"KMP_PLAIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5224 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5225 {"KMP_PLAIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5226 __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5227 {"KMP_FORKJOIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5228 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5229 {"KMP_FORKJOIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5230 __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5231#if KMP_FAST_REDUCTION_BARRIER
5232 {"KMP_REDUCTION_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5233 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5234 {"KMP_REDUCTION_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5235 __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5236#endif
5237
5238 {"KMP_ABORT_DELAY", __kmp_stg_parse_abort_delay,
5239 __kmp_stg_print_abort_delay, NULL, 0, 0},
5240 {"KMP_CPUINFO_FILE", __kmp_stg_parse_cpuinfo_file,
5241 __kmp_stg_print_cpuinfo_file, NULL, 0, 0},
5242 {"KMP_FORCE_REDUCTION", __kmp_stg_parse_force_reduction,
5243 __kmp_stg_print_force_reduction, NULL, 0, 0},
5244 {"KMP_DETERMINISTIC_REDUCTION", __kmp_stg_parse_force_reduction,
5245 __kmp_stg_print_force_reduction, NULL, 0, 0},
5246 {"KMP_STORAGE_MAP", __kmp_stg_parse_storage_map,
5247 __kmp_stg_print_storage_map, NULL, 0, 0},
5248 {"KMP_ALL_THREADPRIVATE", __kmp_stg_parse_all_threadprivate,
5249 __kmp_stg_print_all_threadprivate, NULL, 0, 0},
5250 {"KMP_FOREIGN_THREADS_THREADPRIVATE",
5251 __kmp_stg_parse_foreign_threads_threadprivate,
5252 __kmp_stg_print_foreign_threads_threadprivate, NULL, 0, 0},
5253
5254#if KMP_AFFINITY_SUPPORTED
5255 {"KMP_AFFINITY", __kmp_stg_parse_affinity, __kmp_stg_print_affinity, NULL,
5256 0, 0},
5257#ifdef KMP_GOMP_COMPAT
5258 {"GOMP_CPU_AFFINITY", __kmp_stg_parse_gomp_cpu_affinity, NULL,
5259 /* no print */ NULL, 0, 0},
5260#endif /* KMP_GOMP_COMPAT */
5261 {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
5262 NULL, 0, 0},
5263 {"OMP_PLACES", __kmp_stg_parse_places, __kmp_stg_print_places, NULL, 0, 0},
5264 {"KMP_TOPOLOGY_METHOD", __kmp_stg_parse_topology_method,
5265 __kmp_stg_print_topology_method, NULL, 0, 0},
5266
5267#else
5268
5269 // KMP_AFFINITY is not supported on OS X*, nor is OMP_PLACES.
5270 // OMP_PROC_BIND and proc-bind-var are supported, however.
5271 {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
5272 NULL, 0, 0},
5273
5274#endif // KMP_AFFINITY_SUPPORTED
5275 {"OMP_DISPLAY_AFFINITY", __kmp_stg_parse_display_affinity,
5276 __kmp_stg_print_display_affinity, NULL, 0, 0},
5277 {"OMP_AFFINITY_FORMAT", __kmp_stg_parse_affinity_format,
5278 __kmp_stg_print_affinity_format, NULL, 0, 0},
5279 {"KMP_INIT_AT_FORK", __kmp_stg_parse_init_at_fork,
5280 __kmp_stg_print_init_at_fork, NULL, 0, 0},
5281 {"KMP_SCHEDULE", __kmp_stg_parse_schedule, __kmp_stg_print_schedule, NULL,
5282 0, 0},
5283 {"OMP_SCHEDULE", __kmp_stg_parse_omp_schedule, __kmp_stg_print_omp_schedule,
5284 NULL, 0, 0},
5285#if KMP_USE_HIER_SCHED
5286 {"KMP_DISP_HAND_THREAD", __kmp_stg_parse_kmp_hand_thread,
5287 __kmp_stg_print_kmp_hand_thread, NULL, 0, 0},
5288#endif
5289 {"KMP_FORCE_MONOTONIC_DYNAMIC_SCHEDULE",
5290 __kmp_stg_parse_kmp_force_monotonic, __kmp_stg_print_kmp_force_monotonic,
5291 NULL, 0, 0},
5292 {"KMP_ATOMIC_MODE", __kmp_stg_parse_atomic_mode,
5293 __kmp_stg_print_atomic_mode, NULL, 0, 0},
5294 {"KMP_CONSISTENCY_CHECK", __kmp_stg_parse_consistency_check,
5295 __kmp_stg_print_consistency_check, NULL, 0, 0},
5296
5297#if USE_ITT_BUILD && USE_ITT_NOTIFY
5298 {"KMP_ITT_PREPARE_DELAY", __kmp_stg_parse_itt_prepare_delay,
5299 __kmp_stg_print_itt_prepare_delay, NULL, 0, 0},
5300#endif /* USE_ITT_BUILD && USE_ITT_NOTIFY */
5301 {"KMP_MALLOC_POOL_INCR", __kmp_stg_parse_malloc_pool_incr,
5302 __kmp_stg_print_malloc_pool_incr, NULL, 0, 0},
5303 {"KMP_GTID_MODE", __kmp_stg_parse_gtid_mode, __kmp_stg_print_gtid_mode,
5304 NULL, 0, 0},
5305 {"OMP_DYNAMIC", __kmp_stg_parse_omp_dynamic, __kmp_stg_print_omp_dynamic,
5306 NULL, 0, 0},
5307 {"KMP_DYNAMIC_MODE", __kmp_stg_parse_kmp_dynamic_mode,
5308 __kmp_stg_print_kmp_dynamic_mode, NULL, 0, 0},
5309
5310#ifdef USE_LOAD_BALANCE
5311 {"KMP_LOAD_BALANCE_INTERVAL", __kmp_stg_parse_ld_balance_interval,
5312 __kmp_stg_print_ld_balance_interval, NULL, 0, 0},
5313#endif
5314
5315 {"KMP_NUM_LOCKS_IN_BLOCK", __kmp_stg_parse_lock_block,
5316 __kmp_stg_print_lock_block, NULL, 0, 0},
5317 {"KMP_LOCK_KIND", __kmp_stg_parse_lock_kind, __kmp_stg_print_lock_kind,
5318 NULL, 0, 0},
5319 {"KMP_SPIN_BACKOFF_PARAMS", __kmp_stg_parse_spin_backoff_params,
5320 __kmp_stg_print_spin_backoff_params, NULL, 0, 0},
5321#if KMP_USE_ADAPTIVE_LOCKS
5322 {"KMP_ADAPTIVE_LOCK_PROPS", __kmp_stg_parse_adaptive_lock_props,
5323 __kmp_stg_print_adaptive_lock_props, NULL, 0, 0},
5324#if KMP_DEBUG_ADAPTIVE_LOCKS
5325 {"KMP_SPECULATIVE_STATSFILE", __kmp_stg_parse_speculative_statsfile,
5326 __kmp_stg_print_speculative_statsfile, NULL, 0, 0},
5327#endif
5328#endif // KMP_USE_ADAPTIVE_LOCKS
5329 {"KMP_PLACE_THREADS", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
5330 NULL, 0, 0},
5331 {"KMP_HW_SUBSET", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
5332 NULL, 0, 0},
5333#if USE_ITT_BUILD
5334 {"KMP_FORKJOIN_FRAMES", __kmp_stg_parse_forkjoin_frames,
5335 __kmp_stg_print_forkjoin_frames, NULL, 0, 0},
5336 {"KMP_FORKJOIN_FRAMES_MODE", __kmp_stg_parse_forkjoin_frames_mode,
5337 __kmp_stg_print_forkjoin_frames_mode, NULL, 0, 0},
5338#endif
5339 {"KMP_ENABLE_TASK_THROTTLING", __kmp_stg_parse_task_throttling,
5340 __kmp_stg_print_task_throttling, NULL, 0, 0},
5341
5342 {"OMP_DISPLAY_ENV", __kmp_stg_parse_omp_display_env,
5343 __kmp_stg_print_omp_display_env, NULL, 0, 0},
5344 {"OMP_CANCELLATION", __kmp_stg_parse_omp_cancellation,
5345 __kmp_stg_print_omp_cancellation, NULL, 0, 0},
5346 {"OMP_ALLOCATOR", __kmp_stg_parse_allocator, __kmp_stg_print_allocator,
5347 NULL, 0, 0},
5348 {"LIBOMP_USE_HIDDEN_HELPER_TASK", __kmp_stg_parse_use_hidden_helper,
5349 __kmp_stg_print_use_hidden_helper, NULL, 0, 0},
5350 {"LIBOMP_NUM_HIDDEN_HELPER_THREADS",
5351 __kmp_stg_parse_num_hidden_helper_threads,
5352 __kmp_stg_print_num_hidden_helper_threads, NULL, 0, 0},
5353
5354#if OMPT_SUPPORT
5355 {"OMP_TOOL", __kmp_stg_parse_omp_tool, __kmp_stg_print_omp_tool, NULL, 0,
5356 0},
5357 {"OMP_TOOL_LIBRARIES", __kmp_stg_parse_omp_tool_libraries,
5358 __kmp_stg_print_omp_tool_libraries, NULL, 0, 0},
5359 {"OMP_TOOL_VERBOSE_INIT", __kmp_stg_parse_omp_tool_verbose_init,
5360 __kmp_stg_print_omp_tool_verbose_init, NULL, 0, 0},
5361#endif
5362
5363#if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
5364 {"KMP_USER_LEVEL_MWAIT", __kmp_stg_parse_user_level_mwait,
5365 __kmp_stg_print_user_level_mwait, NULL, 0, 0},
5366 {"KMP_MWAIT_HINTS", __kmp_stg_parse_mwait_hints,
5367 __kmp_stg_print_mwait_hints, NULL, 0, 0},
5368#endif
5369 {"", NULL, NULL, NULL, 0, 0}}; // settings
5370
5371static int const __kmp_stg_count =
5372 sizeof(__kmp_stg_table) / sizeof(kmp_setting_t);
5373
5374static inline kmp_setting_t *__kmp_stg_find(char const *name) {
5375
5376 int i;
5377 if (name != NULL) {
5378 for (i = 0; i < __kmp_stg_count; ++i) {
5379 if (strcmp(__kmp_stg_table[i].name, name) == 0) {
5380 return &__kmp_stg_table[i];
5381 }
5382 }
5383 }
5384 return NULL;
5385
5386} // __kmp_stg_find
5387
5388static int __kmp_stg_cmp(void const *_a, void const *_b) {
5389 const kmp_setting_t *a = RCAST(const kmp_setting_t *, _a);
5390 const kmp_setting_t *b = RCAST(const kmp_setting_t *, _b);
5391
5392 // Process KMP_AFFINITY last.
5393 // It needs to come after OMP_PLACES and GOMP_CPU_AFFINITY.
5394 if (strcmp(a->name, "KMP_AFFINITY") == 0) {
5395 if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5396 return 0;
5397 }
5398 return 1;
5399 } else if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5400 return -1;
5401 }
5402 return strcmp(a->name, b->name);
5403} // __kmp_stg_cmp
5404
5405static void __kmp_stg_init(void) {
5406
5407 static int initialized = 0;
5408
5409 if (!initialized) {
5410
5411 // Sort table.
5412 qsort(__kmp_stg_table, __kmp_stg_count - 1, sizeof(kmp_setting_t),
5413 __kmp_stg_cmp);
5414
5415 { // Initialize *_STACKSIZE data.
5416 kmp_setting_t *kmp_stacksize =
5417 __kmp_stg_find("KMP_STACKSIZE"); // 1st priority.
5418#ifdef KMP_GOMP_COMPAT
5419 kmp_setting_t *gomp_stacksize =
5420 __kmp_stg_find("GOMP_STACKSIZE"); // 2nd priority.
5421#endif
5422 kmp_setting_t *omp_stacksize =
5423 __kmp_stg_find("OMP_STACKSIZE"); // 3rd priority.
5424
5425 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5426 // !!! Compiler does not understand rivals is used and optimizes out
5427 // assignments
5428 // !!! rivals[ i ++ ] = ...;
5429 static kmp_setting_t *volatile rivals[4];
5430 static kmp_stg_ss_data_t kmp_data = {1, CCAST(kmp_setting_t **, rivals)};
5431#ifdef KMP_GOMP_COMPAT
5432 static kmp_stg_ss_data_t gomp_data = {1024,
5433 CCAST(kmp_setting_t **, rivals)};
5434#endif
5435 static kmp_stg_ss_data_t omp_data = {1024,
5436 CCAST(kmp_setting_t **, rivals)};
5437 int i = 0;
5438
5439 rivals[i++] = kmp_stacksize;
5440#ifdef KMP_GOMP_COMPAT
5441 if (gomp_stacksize != NULL) {
5442 rivals[i++] = gomp_stacksize;
5443 }
5444#endif
5445 rivals[i++] = omp_stacksize;
5446 rivals[i++] = NULL;
5447
5448 kmp_stacksize->data = &kmp_data;
5449#ifdef KMP_GOMP_COMPAT
5450 if (gomp_stacksize != NULL) {
5451 gomp_stacksize->data = &gomp_data;
5452 }
5453#endif
5454 omp_stacksize->data = &omp_data;
5455 }
5456
5457 { // Initialize KMP_LIBRARY and OMP_WAIT_POLICY data.
5458 kmp_setting_t *kmp_library =
5459 __kmp_stg_find("KMP_LIBRARY"); // 1st priority.
5460 kmp_setting_t *omp_wait_policy =
5461 __kmp_stg_find("OMP_WAIT_POLICY"); // 2nd priority.
5462
5463 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5464 static kmp_setting_t *volatile rivals[3];
5465 static kmp_stg_wp_data_t kmp_data = {0, CCAST(kmp_setting_t **, rivals)};
5466 static kmp_stg_wp_data_t omp_data = {1, CCAST(kmp_setting_t **, rivals)};
5467 int i = 0;
5468
5469 rivals[i++] = kmp_library;
5470 if (omp_wait_policy != NULL) {
5471 rivals[i++] = omp_wait_policy;
5472 }
5473 rivals[i++] = NULL;
5474
5475 kmp_library->data = &kmp_data;
5476 if (omp_wait_policy != NULL) {
5477 omp_wait_policy->data = &omp_data;
5478 }
5479 }
5480
5481 { // Initialize KMP_DEVICE_THREAD_LIMIT and KMP_ALL_THREADS
5482 kmp_setting_t *kmp_device_thread_limit =
5483 __kmp_stg_find("KMP_DEVICE_THREAD_LIMIT"); // 1st priority.
5484 kmp_setting_t *kmp_all_threads =
5485 __kmp_stg_find("KMP_ALL_THREADS"); // 2nd priority.
5486
5487 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5488 static kmp_setting_t *volatile rivals[3];
5489 int i = 0;
5490
5491 rivals[i++] = kmp_device_thread_limit;
5492 rivals[i++] = kmp_all_threads;
5493 rivals[i++] = NULL;
5494
5495 kmp_device_thread_limit->data = CCAST(kmp_setting_t **, rivals);
5496 kmp_all_threads->data = CCAST(kmp_setting_t **, rivals);
5497 }
5498
5499 { // Initialize KMP_HW_SUBSET and KMP_PLACE_THREADS
5500 // 1st priority
5501 kmp_setting_t *kmp_hw_subset = __kmp_stg_find("KMP_HW_SUBSET");
5502 // 2nd priority
5503 kmp_setting_t *kmp_place_threads = __kmp_stg_find("KMP_PLACE_THREADS");
5504
5505 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5506 static kmp_setting_t *volatile rivals[3];
5507 int i = 0;
5508
5509 rivals[i++] = kmp_hw_subset;
5510 rivals[i++] = kmp_place_threads;
5511 rivals[i++] = NULL;
5512
5513 kmp_hw_subset->data = CCAST(kmp_setting_t **, rivals);
5514 kmp_place_threads->data = CCAST(kmp_setting_t **, rivals);
5515 }
5516
5517#if KMP_AFFINITY_SUPPORTED
5518 { // Initialize KMP_AFFINITY, GOMP_CPU_AFFINITY, and OMP_PROC_BIND data.
5519 kmp_setting_t *kmp_affinity =
5520 __kmp_stg_find("KMP_AFFINITY"); // 1st priority.
5521 KMP_DEBUG_ASSERT(kmp_affinity != NULL);
5522
5523#ifdef KMP_GOMP_COMPAT
5524 kmp_setting_t *gomp_cpu_affinity =
5525 __kmp_stg_find("GOMP_CPU_AFFINITY"); // 2nd priority.
5526 KMP_DEBUG_ASSERT(gomp_cpu_affinity != NULL);
5527#endif
5528
5529 kmp_setting_t *omp_proc_bind =
5530 __kmp_stg_find("OMP_PROC_BIND"); // 3rd priority.
5531 KMP_DEBUG_ASSERT(omp_proc_bind != NULL);
5532
5533 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5534 static kmp_setting_t *volatile rivals[4];
5535 int i = 0;
5536
5537 rivals[i++] = kmp_affinity;
5538
5539#ifdef KMP_GOMP_COMPAT
5540 rivals[i++] = gomp_cpu_affinity;
5541 gomp_cpu_affinity->data = CCAST(kmp_setting_t **, rivals);
5542#endif
5543
5544 rivals[i++] = omp_proc_bind;
5545 omp_proc_bind->data = CCAST(kmp_setting_t **, rivals);
5546 rivals[i++] = NULL;
5547
5548 static kmp_setting_t *volatile places_rivals[4];
5549 i = 0;
5550
5551 kmp_setting_t *omp_places = __kmp_stg_find("OMP_PLACES"); // 3rd priority.
5552 KMP_DEBUG_ASSERT(omp_places != NULL);
5553
5554 places_rivals[i++] = kmp_affinity;
5555#ifdef KMP_GOMP_COMPAT
5556 places_rivals[i++] = gomp_cpu_affinity;
5557#endif
5558 places_rivals[i++] = omp_places;
5559 omp_places->data = CCAST(kmp_setting_t **, places_rivals);
5560 places_rivals[i++] = NULL;
5561 }
5562#else
5563// KMP_AFFINITY not supported, so OMP_PROC_BIND has no rivals.
5564// OMP_PLACES not supported yet.
5565#endif // KMP_AFFINITY_SUPPORTED
5566
5567 { // Initialize KMP_DETERMINISTIC_REDUCTION and KMP_FORCE_REDUCTION data.
5568 kmp_setting_t *kmp_force_red =
5569 __kmp_stg_find("KMP_FORCE_REDUCTION"); // 1st priority.
5570 kmp_setting_t *kmp_determ_red =
5571 __kmp_stg_find("KMP_DETERMINISTIC_REDUCTION"); // 2nd priority.
5572
5573 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5574 static kmp_setting_t *volatile rivals[3];
5575 static kmp_stg_fr_data_t force_data = {1,
5576 CCAST(kmp_setting_t **, rivals)};
5577 static kmp_stg_fr_data_t determ_data = {0,
5578 CCAST(kmp_setting_t **, rivals)};
5579 int i = 0;
5580
5581 rivals[i++] = kmp_force_red;
5582 if (kmp_determ_red != NULL) {
5583 rivals[i++] = kmp_determ_red;
5584 }
5585 rivals[i++] = NULL;
5586
5587 kmp_force_red->data = &force_data;
5588 if (kmp_determ_red != NULL) {
5589 kmp_determ_red->data = &determ_data;
5590 }
5591 }
5592
5593 initialized = 1;
5594 }
5595
5596 // Reset flags.
5597 int i;
5598 for (i = 0; i < __kmp_stg_count; ++i) {
5599 __kmp_stg_table[i].set = 0;
5600 }
5601
5602} // __kmp_stg_init
5603
5604static void __kmp_stg_parse(char const *name, char const *value) {
5605 // On Windows* OS there are some nameless variables like "C:=C:\" (yeah,
5606 // really nameless, they are presented in environment block as
5607 // "=C:=C\\\x00=D:=D:\\\x00...", so let us skip them.
5608 if (name[0] == 0) {
5609 return;
5610 }
5611
5612 if (value != NULL) {
5613 kmp_setting_t *setting = __kmp_stg_find(name);
5614 if (setting != NULL) {
5615 setting->parse(name, value, setting->data);
5616 setting->defined = 1;
5617 }
5618 }
5619
5620} // __kmp_stg_parse
5621
5622static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found.
5623 char const *name, // Name of variable.
5624 char const *value, // Value of the variable.
5625 kmp_setting_t **rivals // List of rival settings (must include current one).
5626) {
5627
5628 if (rivals == NULL) {
5629 return 0;
5630 }
5631
5632 // Loop thru higher priority settings (listed before current).
5633 int i = 0;
5634 for (; strcmp(rivals[i]->name, name) != 0; i++) {
5635 KMP_DEBUG_ASSERT(rivals[i] != NULL);
5636
5637#if KMP_AFFINITY_SUPPORTED
5638 if (rivals[i] == __kmp_affinity_notype) {
5639 // If KMP_AFFINITY is specified without a type name,
5640 // it does not rival OMP_PROC_BIND or GOMP_CPU_AFFINITY.
5641 continue;
5642 }
5643#endif
5644
5645 if (rivals[i]->set) {
5646 KMP_WARNING(StgIgnored, name, rivals[i]->name);
5647 return 1;
5648 }
5649 }
5650
5651 ++i; // Skip current setting.
5652 return 0;
5653
5654} // __kmp_stg_check_rivals
5655
5656static int __kmp_env_toPrint(char const *name, int flag) {
5657 int rc = 0;
5658 kmp_setting_t *setting = __kmp_stg_find(name);
5659 if (setting != NULL) {
5660 rc = setting->defined;
5661 if (flag >= 0) {
5662 setting->defined = flag;
5663 }
5664 }
5665 return rc;
5666}
5667
5668static void __kmp_aux_env_initialize(kmp_env_blk_t *block) {
5669
5670 char const *value;
5671
5672 /* OMP_NUM_THREADS */
5673 value = __kmp_env_blk_var(block, "OMP_NUM_THREADS");
5674 if (value) {
5675 ompc_set_num_threads(__kmp_dflt_team_nth);
5676 }
5677
5678 /* KMP_BLOCKTIME */
5679 value = __kmp_env_blk_var(block, "KMP_BLOCKTIME");
5680 if (value) {
5681 kmpc_set_blocktime(__kmp_dflt_blocktime);
5682 }
5683
5684 /* OMP_NESTED */
5685 value = __kmp_env_blk_var(block, "OMP_NESTED");
5686 if (value) {
5687 ompc_set_nested(__kmp_dflt_max_active_levels > 1);
5688 }
5689
5690 /* OMP_DYNAMIC */
5691 value = __kmp_env_blk_var(block, "OMP_DYNAMIC");
5692 if (value) {
5693 ompc_set_dynamic(__kmp_global.g.g_dynamic);
5694 }
5695}
5696
5697void __kmp_env_initialize(char const *string) {
5698
5699 kmp_env_blk_t block;
5700 int i;
5701
5702 __kmp_stg_init();
5703
5704 // Hack!!!
5705 if (string == NULL) {
5706 // __kmp_max_nth = __kmp_sys_max_nth;
5707 __kmp_threads_capacity =
5708 __kmp_initial_threads_capacity(__kmp_dflt_team_nth_ub);
5709 }
5710 __kmp_env_blk_init(&block, string);
5711
5712 // update the set flag on all entries that have an env var
5713 for (i = 0; i < block.count; ++i) {
5714 if ((block.vars[i].name == NULL) || (*block.vars[i].name == '\0')) {
5715 continue;
5716 }
5717 if (block.vars[i].value == NULL) {
5718 continue;
5719 }
5720 kmp_setting_t *setting = __kmp_stg_find(block.vars[i].name);
5721 if (setting != NULL) {
5722 setting->set = 1;
5723 }
5724 }
5725
5726 // We need to know if blocktime was set when processing OMP_WAIT_POLICY
5727 blocktime_str = __kmp_env_blk_var(&block, "KMP_BLOCKTIME");
5728
5729 // Special case. If we parse environment, not a string, process KMP_WARNINGS
5730 // first.
5731 if (string == NULL) {
5732 char const *name = "KMP_WARNINGS";
5733 char const *value = __kmp_env_blk_var(&block, name);
5734 __kmp_stg_parse(name, value);
5735 }
5736
5737#if KMP_AFFINITY_SUPPORTED
5738 // Special case. KMP_AFFINITY is not a rival to other affinity env vars
5739 // if no affinity type is specified. We want to allow
5740 // KMP_AFFINITY=[no],verbose/[no]warnings/etc. to be enabled when
5741 // specifying the affinity type via GOMP_CPU_AFFINITY or the OMP 4.0
5742 // affinity mechanism.
5743 __kmp_affinity_notype = NULL;
5744 char const *aff_str = __kmp_env_blk_var(&block, "KMP_AFFINITY");
5745 if (aff_str != NULL) {
5746 // Check if the KMP_AFFINITY type is specified in the string.
5747 // We just search the string for "compact", "scatter", etc.
5748 // without really parsing the string. The syntax of the
5749 // KMP_AFFINITY env var is such that none of the affinity
5750 // type names can appear anywhere other that the type
5751 // specifier, even as substrings.
5752 //
5753 // I can't find a case-insensitive version of strstr on Windows* OS.
5754 // Use the case-sensitive version for now.
5755
5756#if KMP_OS_WINDOWS
5757#define FIND strstr
5758#else
5759#define FIND strcasestr
5760#endif
5761
5762 if ((FIND(aff_str, "none") == NULL) &&
5763 (FIND(aff_str, "physical") == NULL) &&
5764 (FIND(aff_str, "logical") == NULL) &&
5765 (FIND(aff_str, "compact") == NULL) &&
5766 (FIND(aff_str, "scatter") == NULL) &&
5767 (FIND(aff_str, "explicit") == NULL) &&
5768 (FIND(aff_str, "balanced") == NULL) &&
5769 (FIND(aff_str, "disabled") == NULL)) {
5770 __kmp_affinity_notype = __kmp_stg_find("KMP_AFFINITY");
5771 } else {
5772 // A new affinity type is specified.
5773 // Reset the affinity flags to their default values,
5774 // in case this is called from kmp_set_defaults().
5775 __kmp_affinity_type = affinity_default;
5776 __kmp_affinity_gran = KMP_HW_UNKNOWN;
5777 __kmp_affinity_top_method = affinity_top_method_default;
5778 __kmp_affinity_respect_mask = affinity_respect_mask_default;
5779 }
5780#undef FIND
5781
5782 // Also reset the affinity flags if OMP_PROC_BIND is specified.
5783 aff_str = __kmp_env_blk_var(&block, "OMP_PROC_BIND");
5784 if (aff_str != NULL) {
5785 __kmp_affinity_type = affinity_default;
5786 __kmp_affinity_gran = KMP_HW_UNKNOWN;
5787 __kmp_affinity_top_method = affinity_top_method_default;
5788 __kmp_affinity_respect_mask = affinity_respect_mask_default;
5789 }
5790 }
5791
5792#endif /* KMP_AFFINITY_SUPPORTED */
5793
5794 // Set up the nested proc bind type vector.
5795 if (__kmp_nested_proc_bind.bind_types == NULL) {
5796 __kmp_nested_proc_bind.bind_types =
5797 (kmp_proc_bind_t *)KMP_INTERNAL_MALLOC(sizeof(kmp_proc_bind_t));
5798 if (__kmp_nested_proc_bind.bind_types == NULL) {
5799 KMP_FATAL(MemoryAllocFailed);
5800 }
5801 __kmp_nested_proc_bind.size = 1;
5802 __kmp_nested_proc_bind.used = 1;
5803#if KMP_AFFINITY_SUPPORTED
5804 __kmp_nested_proc_bind.bind_types[0] = proc_bind_default;
5805#else
5806 // default proc bind is false if affinity not supported
5807 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5808#endif
5809 }
5810
5811 // Set up the affinity format ICV
5812 // Grab the default affinity format string from the message catalog
5813 kmp_msg_t m =
5814 __kmp_msg_format(kmp_i18n_msg_AffFormatDefault, "%P", "%i", "%n", "%A");
5815 KMP_DEBUG_ASSERT(KMP_STRLEN(m.str) < KMP_AFFINITY_FORMAT_SIZE);
5816
5817 if (__kmp_affinity_format == NULL) {
5818 __kmp_affinity_format =
5819 (char *)KMP_INTERNAL_MALLOC(sizeof(char) * KMP_AFFINITY_FORMAT_SIZE);
5820 }
5821 KMP_STRCPY_S(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, m.str);
5822 __kmp_str_free(&m.str);
5823
5824 // Now process all of the settings.
5825 for (i = 0; i < block.count; ++i) {
5826 __kmp_stg_parse(block.vars[i].name, block.vars[i].value);
5827 }
5828
5829 // If user locks have been allocated yet, don't reset the lock vptr table.
5830 if (!__kmp_init_user_locks) {
5831 if (__kmp_user_lock_kind == lk_default) {
5832 __kmp_user_lock_kind = lk_queuing;
5833 }
5834#if KMP_USE_DYNAMIC_LOCK
5835 __kmp_init_dynamic_user_locks();
5836#else
5837 __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
5838#endif
5839 } else {
5840 KMP_DEBUG_ASSERT(string != NULL); // kmp_set_defaults() was called
5841 KMP_DEBUG_ASSERT(__kmp_user_lock_kind != lk_default);
5842// Binds lock functions again to follow the transition between different
5843// KMP_CONSISTENCY_CHECK values. Calling this again is harmless as long
5844// as we do not allow lock kind changes after making a call to any
5845// user lock functions (true).
5846#if KMP_USE_DYNAMIC_LOCK
5847 __kmp_init_dynamic_user_locks();
5848#else
5849 __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
5850#endif
5851 }
5852
5853#if KMP_AFFINITY_SUPPORTED
5854
5855 if (!TCR_4(__kmp_init_middle)) {
5856#if KMP_USE_HWLOC
5857 // Force using hwloc when either tiles or numa nodes requested within
5858 // KMP_HW_SUBSET or granularity setting and no other topology method
5859 // is requested
5860 if (__kmp_hw_subset &&
5861 __kmp_affinity_top_method == affinity_top_method_default)
5862 if (__kmp_hw_subset->specified(KMP_HW_NUMA) ||
5863 __kmp_hw_subset->specified(KMP_HW_TILE) ||
5864 __kmp_affinity_gran == KMP_HW_TILE ||
5865 __kmp_affinity_gran == KMP_HW_NUMA)
5866 __kmp_affinity_top_method = affinity_top_method_hwloc;
5867 // Force using hwloc when tiles or numa nodes requested for OMP_PLACES
5868 if (__kmp_affinity_gran == KMP_HW_NUMA ||
5869 __kmp_affinity_gran == KMP_HW_TILE)
5870 __kmp_affinity_top_method = affinity_top_method_hwloc;
5871#endif
5872 // Determine if the machine/OS is actually capable of supporting
5873 // affinity.
5874 const char *var = "KMP_AFFINITY";
5875 KMPAffinity::pick_api();
5876#if KMP_USE_HWLOC
5877 // If Hwloc topology discovery was requested but affinity was also disabled,
5878 // then tell user that Hwloc request is being ignored and use default
5879 // topology discovery method.
5880 if (__kmp_affinity_top_method == affinity_top_method_hwloc &&
5881 __kmp_affinity_dispatch->get_api_type() != KMPAffinity::HWLOC) {
5882 KMP_WARNING(AffIgnoringHwloc, var);
5883 __kmp_affinity_top_method = affinity_top_method_all;
5884 }
5885#endif
5886 if (__kmp_affinity_type == affinity_disabled) {
5887 KMP_AFFINITY_DISABLE();
5888 } else if (!KMP_AFFINITY_CAPABLE()) {
5889 __kmp_affinity_dispatch->determine_capable(var);
5890 if (!KMP_AFFINITY_CAPABLE()) {
5891 if (__kmp_affinity_verbose ||
5892 (__kmp_affinity_warnings &&
5893 (__kmp_affinity_type != affinity_default) &&
5894 (__kmp_affinity_type != affinity_none) &&
5895 (__kmp_affinity_type != affinity_disabled))) {
5896 KMP_WARNING(AffNotSupported, var);
5897 }
5898 __kmp_affinity_type = affinity_disabled;
5899 __kmp_affinity_respect_mask = 0;
5900 __kmp_affinity_gran = KMP_HW_THREAD;
5901 }
5902 }
5903
5904 if (__kmp_affinity_type == affinity_disabled) {
5905 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5906 } else if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_true) {
5907 // OMP_PROC_BIND=true maps to OMP_PROC_BIND=spread.
5908 __kmp_nested_proc_bind.bind_types[0] = proc_bind_spread;
5909 }
5910
5911 if (KMP_AFFINITY_CAPABLE()) {
5912
5913#if KMP_GROUP_AFFINITY
5914 // This checks to see if the initial affinity mask is equal
5915 // to a single windows processor group. If it is, then we do
5916 // not respect the initial affinity mask and instead, use the
5917 // entire machine.
5918 bool exactly_one_group = false;
5919 if (__kmp_num_proc_groups > 1) {
5920 int group;
5921 bool within_one_group;
5922 // Get the initial affinity mask and determine if it is
5923 // contained within a single group.
5924 kmp_affin_mask_t *init_mask;
5925 KMP_CPU_ALLOC(init_mask);
5926 __kmp_get_system_affinity(init_mask, TRUE);
5927 group = __kmp_get_proc_group(init_mask);
5928 within_one_group = (group >= 0);
5929 // If the initial affinity is within a single group,
5930 // then determine if it is equal to that single group.
5931 if (within_one_group) {
5932 DWORD num_bits_in_group = __kmp_GetActiveProcessorCount(group);
5933 DWORD num_bits_in_mask = 0;
5934 for (int bit = init_mask->begin(); bit != init_mask->end();
5935 bit = init_mask->next(bit))
5936 num_bits_in_mask++;
5937 exactly_one_group = (num_bits_in_group == num_bits_in_mask);
5938 }
5939 KMP_CPU_FREE(init_mask);
5940 }
5941
5942 // Handle the Win 64 group affinity stuff if there are multiple
5943 // processor groups, or if the user requested it, and OMP 4.0
5944 // affinity is not in effect.
5945 if (((__kmp_num_proc_groups > 1) &&
5946 (__kmp_affinity_type == affinity_default) &&
5947 (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default)) ||
5948 (__kmp_affinity_top_method == affinity_top_method_group)) {
5949 if (__kmp_affinity_respect_mask == affinity_respect_mask_default &&
5950 exactly_one_group) {
5951 __kmp_affinity_respect_mask = FALSE;
5952 }
5953 if (__kmp_affinity_type == affinity_default) {
5954 __kmp_affinity_type = affinity_compact;
5955 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
5956 }
5957 if (__kmp_affinity_top_method == affinity_top_method_default) {
5958 if (__kmp_affinity_gran == KMP_HW_UNKNOWN) {
5959 __kmp_affinity_top_method = affinity_top_method_group;
5960 __kmp_affinity_gran = KMP_HW_PROC_GROUP;
5961 } else if (__kmp_affinity_gran == KMP_HW_PROC_GROUP) {
5962 __kmp_affinity_top_method = affinity_top_method_group;
5963 } else {
5964 __kmp_affinity_top_method = affinity_top_method_all;
5965 }
5966 } else if (__kmp_affinity_top_method == affinity_top_method_group) {
5967 if (__kmp_affinity_gran == KMP_HW_UNKNOWN) {
5968 __kmp_affinity_gran = KMP_HW_PROC_GROUP;
5969 } else if ((__kmp_affinity_gran != KMP_HW_PROC_GROUP) &&
5970 (__kmp_affinity_gran != KMP_HW_THREAD)) {
5971 const char *str = __kmp_hw_get_keyword(__kmp_affinity_gran);
5972 KMP_WARNING(AffGranTopGroup, var, str);
5973 __kmp_affinity_gran = KMP_HW_THREAD;
5974 }
5975 } else {
5976 if (__kmp_affinity_gran == KMP_HW_UNKNOWN) {
5977 __kmp_affinity_gran = KMP_HW_CORE;
5978 } else if (__kmp_affinity_gran == KMP_HW_PROC_GROUP) {
5979 const char *str = NULL;
5980 switch (__kmp_affinity_type) {
5981 case affinity_physical:
5982 str = "physical";
5983 break;
5984 case affinity_logical:
5985 str = "logical";
5986 break;
5987 case affinity_compact:
5988 str = "compact";
5989 break;
5990 case affinity_scatter:
5991 str = "scatter";
5992 break;
5993 case affinity_explicit:
5994 str = "explicit";
5995 break;
5996 // No MIC on windows, so no affinity_balanced case
5997 default:
5998 KMP_DEBUG_ASSERT(0);
5999 }
6000 KMP_WARNING(AffGranGroupType, var, str);
6001 __kmp_affinity_gran = KMP_HW_CORE;
6002 }
6003 }
6004 } else
6005
6006#endif /* KMP_GROUP_AFFINITY */
6007
6008 {
6009 if (__kmp_affinity_respect_mask == affinity_respect_mask_default) {
6010#if KMP_GROUP_AFFINITY
6011 if (__kmp_num_proc_groups > 1 && exactly_one_group) {
6012 __kmp_affinity_respect_mask = FALSE;
6013 } else
6014#endif /* KMP_GROUP_AFFINITY */
6015 {
6016 __kmp_affinity_respect_mask = TRUE;
6017 }
6018 }
6019 if ((__kmp_nested_proc_bind.bind_types[0] != proc_bind_intel) &&
6020 (__kmp_nested_proc_bind.bind_types[0] != proc_bind_default)) {
6021 if (__kmp_affinity_type == affinity_default) {
6022 __kmp_affinity_type = affinity_compact;
6023 __kmp_affinity_dups = FALSE;
6024 }
6025 } else if (__kmp_affinity_type == affinity_default) {
6026#if KMP_MIC_SUPPORTED
6027 if (__kmp_mic_type != non_mic) {
6028 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
6029 } else
6030#endif
6031 {
6032 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
6033 }
6034#if KMP_MIC_SUPPORTED
6035 if (__kmp_mic_type != non_mic) {
6036 __kmp_affinity_type = affinity_scatter;
6037 } else
6038#endif
6039 {
6040 __kmp_affinity_type = affinity_none;
6041 }
6042 }
6043 if ((__kmp_affinity_gran == KMP_HW_UNKNOWN) &&
6044 (__kmp_affinity_gran_levels < 0)) {
6045#if KMP_MIC_SUPPORTED
6046 if (__kmp_mic_type != non_mic) {
6047 __kmp_affinity_gran = KMP_HW_THREAD;
6048 } else
6049#endif
6050 {
6051 __kmp_affinity_gran = KMP_HW_CORE;
6052 }
6053 }
6054 if (__kmp_affinity_top_method == affinity_top_method_default) {
6055 __kmp_affinity_top_method = affinity_top_method_all;
6056 }
6057 }
6058 }
6059
6060 K_DIAG(1, ("__kmp_affinity_type == %d\n", __kmp_affinity_type));
6061 K_DIAG(1, ("__kmp_affinity_compact == %d\n", __kmp_affinity_compact));
6062 K_DIAG(1, ("__kmp_affinity_offset == %d\n", __kmp_affinity_offset));
6063 K_DIAG(1, ("__kmp_affinity_verbose == %d\n", __kmp_affinity_verbose));
6064 K_DIAG(1, ("__kmp_affinity_warnings == %d\n", __kmp_affinity_warnings));
6065 K_DIAG(1, ("__kmp_affinity_respect_mask == %d\n",
6066 __kmp_affinity_respect_mask));
6067 K_DIAG(1, ("__kmp_affinity_gran == %d\n", __kmp_affinity_gran));
6068
6069 KMP_DEBUG_ASSERT(__kmp_affinity_type != affinity_default);
6070 KMP_DEBUG_ASSERT(__kmp_nested_proc_bind.bind_types[0] != proc_bind_default);
6071 K_DIAG(1, ("__kmp_nested_proc_bind.bind_types[0] == %d\n",
6072 __kmp_nested_proc_bind.bind_types[0]));
6073 }
6074
6075#endif /* KMP_AFFINITY_SUPPORTED */
6076
6077 if (__kmp_version) {
6078 __kmp_print_version_1();
6079 }
6080
6081 // Post-initialization step: some env. vars need their value's further
6082 // processing
6083 if (string != NULL) { // kmp_set_defaults() was called
6084 __kmp_aux_env_initialize(&block);
6085 }
6086
6087 __kmp_env_blk_free(&block);
6088
6089 KMP_MB();
6090
6091} // __kmp_env_initialize
6092
6093void __kmp_env_print() {
6094
6095 kmp_env_blk_t block;
6096 int i;
6097 kmp_str_buf_t buffer;
6098
6099 __kmp_stg_init();
6100 __kmp_str_buf_init(&buffer);
6101
6102 __kmp_env_blk_init(&block, NULL);
6103 __kmp_env_blk_sort(&block);
6104
6105 // Print real environment values.
6106 __kmp_str_buf_print(&buffer, "\n%s\n\n", KMP_I18N_STR(UserSettings));
6107 for (i = 0; i < block.count; ++i) {
6108 char const *name = block.vars[i].name;
6109 char const *value = block.vars[i].value;
6110 if ((KMP_STRLEN(name) > 4 && strncmp(name, "KMP_", 4) == 0) ||
6111 strncmp(name, "OMP_", 4) == 0
6112#ifdef KMP_GOMP_COMPAT
6113 || strncmp(name, "GOMP_", 5) == 0
6114#endif // KMP_GOMP_COMPAT
6115 ) {
6116 __kmp_str_buf_print(&buffer, " %s=%s\n", name, value);
6117 }
6118 }
6119 __kmp_str_buf_print(&buffer, "\n");
6120
6121 // Print internal (effective) settings.
6122 __kmp_str_buf_print(&buffer, "%s\n\n", KMP_I18N_STR(EffectiveSettings));
6123 for (int i = 0; i < __kmp_stg_count; ++i) {
6124 if (__kmp_stg_table[i].print != NULL) {
6125 __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
6126 __kmp_stg_table[i].data);
6127 }
6128 }
6129
6130 __kmp_printf("%s", buffer.str);
6131
6132 __kmp_env_blk_free(&block);
6133 __kmp_str_buf_free(&buffer);
6134
6135 __kmp_printf("\n");
6136
6137} // __kmp_env_print
6138
6139void __kmp_env_print_2() {
6140 __kmp_display_env_impl(__kmp_display_env, __kmp_display_env_verbose);
6141} // __kmp_env_print_2
6142
6143void __kmp_display_env_impl(int display_env, int display_env_verbose) {
6144 kmp_env_blk_t block;
6145 kmp_str_buf_t buffer;
6146
6147 __kmp_env_format = 1;
6148
6149 __kmp_stg_init();
6150 __kmp_str_buf_init(&buffer);
6151
6152 __kmp_env_blk_init(&block, NULL);
6153 __kmp_env_blk_sort(&block);
6154
6155 __kmp_str_buf_print(&buffer, "\n%s\n", KMP_I18N_STR(DisplayEnvBegin));
6156 __kmp_str_buf_print(&buffer, " _OPENMP='%d'\n", __kmp_openmp_version);
6157
6158 for (int i = 0; i < __kmp_stg_count; ++i) {
6159 if (__kmp_stg_table[i].print != NULL &&
6160 ((display_env && strncmp(__kmp_stg_table[i].name, "OMP_", 4) == 0) ||
6161 display_env_verbose)) {
6162 __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
6163 __kmp_stg_table[i].data);
6164 }
6165 }
6166
6167 __kmp_str_buf_print(&buffer, "%s\n", KMP_I18N_STR(DisplayEnvEnd));
6168 __kmp_str_buf_print(&buffer, "\n");
6169
6170 __kmp_printf("%s", buffer.str);
6171
6172 __kmp_env_blk_free(&block);
6173 __kmp_str_buf_free(&buffer);
6174
6175 __kmp_printf("\n");
6176}
6177
6178#if OMPD_SUPPORT
6179// Dump environment variables for OMPD
6180void __kmp_env_dump() {
6181
6182 kmp_env_blk_t block;
6183 kmp_str_buf_t buffer, env, notdefined;
6184
6185 __kmp_stg_init();
6186 __kmp_str_buf_init(&buffer);
6187 __kmp_str_buf_init(&env);
6188 __kmp_str_buf_init(&notdefined);
6189
6190 __kmp_env_blk_init(&block, NULL);
6191 __kmp_env_blk_sort(&block);
6192
6193 __kmp_str_buf_print(&notdefined, ": %s", KMP_I18N_STR(NotDefined));
6194
6195 for (int i = 0; i < __kmp_stg_count; ++i) {
6196 if (__kmp_stg_table[i].print == NULL)
6197 continue;
6198 __kmp_str_buf_clear(&env);
6199 __kmp_stg_table[i].print(&env, __kmp_stg_table[i].name,
6200 __kmp_stg_table[i].data);
6201 if (env.used < 4) // valid definition must have indents (3) and a new line
6202 continue;
6203 if (strstr(env.str, notdefined.str))
6204 // normalize the string
6205 __kmp_str_buf_print(&buffer, "%s=undefined\n", __kmp_stg_table[i].name);
6206 else
6207 __kmp_str_buf_cat(&buffer, env.str + 3, env.used - 3);
6208 }
6209
6210 ompd_env_block = (char *)__kmp_allocate(buffer.used + 1);
6211 KMP_MEMCPY(ompd_env_block, buffer.str, buffer.used + 1);
6212 ompd_env_block_size = (ompd_size_t)KMP_STRLEN(ompd_env_block);
6213
6214 __kmp_env_blk_free(&block);
6215 __kmp_str_buf_free(&buffer);
6216 __kmp_str_buf_free(&env);
6217 __kmp_str_buf_free(&notdefined);
6218}
6219#endif // OMPD_SUPPORT
6220
6221// end of file
sched_type
Definition kmp.h:355
@ kmp_sch_auto
Definition kmp.h:362
@ kmp_sch_static
Definition kmp.h:358
@ kmp_sch_modifier_monotonic
Definition kmp.h:443
@ kmp_sch_default
Definition kmp.h:463
@ kmp_sch_modifier_nonmonotonic
Definition kmp.h:445
@ kmp_sch_guided_chunked
Definition kmp.h:360