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