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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 
29 static int __kmp_env_toPrint(char const *name, int flag);
30 
31 bool __kmp_env_format = 0; // 0 - old format; 1 - new format
32 
33 // -----------------------------------------------------------------------------
34 // Helper string functions. Subject to move to kmp_str.
35 
36 #ifdef USE_LOAD_BALANCE
37 static double __kmp_convert_to_double(char const *s) {
38  double result;
39 
40  if (KMP_SSCANF(s, "%lf", &result) < 1) {
41  result = 0.0;
42  }
43 
44  return result;
45 }
46 #endif
47 
48 #ifdef KMP_DEBUG
49 static unsigned int __kmp_readstr_with_sentinel(char *dest, char const *src,
50  size_t len, char sentinel) {
51  unsigned int i;
52  for (i = 0; i < len; i++) {
53  if ((*src == '\0') || (*src == sentinel)) {
54  break;
55  }
56  *(dest++) = *(src++);
57  }
58  *dest = '\0';
59  return i;
60 }
61 #endif
62 
63 static int __kmp_match_with_sentinel(char const *a, char const *b, size_t len,
64  char sentinel) {
65  size_t l = 0;
66 
67  if (a == NULL)
68  a = "";
69  if (b == NULL)
70  b = "";
71  while (*a && *b && *b != sentinel) {
72  char ca = *a, cb = *b;
73 
74  if (ca >= 'a' && ca <= 'z')
75  ca -= 'a' - 'A';
76  if (cb >= 'a' && cb <= 'z')
77  cb -= 'a' - 'A';
78  if (ca != cb)
79  return FALSE;
80  ++l;
81  ++a;
82  ++b;
83  }
84  return l >= len;
85 }
86 
87 // Expected usage:
88 // token is the token to check for.
89 // buf is the string being parsed.
90 // *end returns the char after the end of the token.
91 // it is not modified unless a match occurs.
92 //
93 // Example 1:
94 //
95 // if (__kmp_match_str("token", buf, *end) {
96 // <do something>
97 // buf = end;
98 // }
99 //
100 // Example 2:
101 //
102 // if (__kmp_match_str("token", buf, *end) {
103 // char *save = **end;
104 // **end = sentinel;
105 // <use any of the __kmp*_with_sentinel() functions>
106 // **end = save;
107 // buf = end;
108 // }
109 
110 static int __kmp_match_str(char const *token, char const *buf,
111  const char **end) {
112 
113  KMP_ASSERT(token != NULL);
114  KMP_ASSERT(buf != NULL);
115  KMP_ASSERT(end != NULL);
116 
117  while (*token && *buf) {
118  char ct = *token, cb = *buf;
119 
120  if (ct >= 'a' && ct <= 'z')
121  ct -= 'a' - 'A';
122  if (cb >= 'a' && cb <= 'z')
123  cb -= 'a' - 'A';
124  if (ct != cb)
125  return FALSE;
126  ++token;
127  ++buf;
128  }
129  if (*token) {
130  return FALSE;
131  }
132  *end = buf;
133  return TRUE;
134 }
135 
136 #if KMP_OS_DARWIN
137 static size_t __kmp_round4k(size_t size) {
138  size_t _4k = 4 * 1024;
139  if (size & (_4k - 1)) {
140  size &= ~(_4k - 1);
141  if (size <= KMP_SIZE_T_MAX - _4k) {
142  size += _4k; // Round up if there is no overflow.
143  }
144  }
145  return size;
146 } // __kmp_round4k
147 #endif
148 
149 /* Here, multipliers are like __kmp_convert_to_seconds, but floating-point
150  values are allowed, and the return value is in milliseconds. The default
151  multiplier is milliseconds. Returns INT_MAX only if the value specified
152  matches "infinit*". Returns -1 if specified string is invalid. */
153 int __kmp_convert_to_milliseconds(char const *data) {
154  int ret, nvalues, factor;
155  char mult, extra;
156  double value;
157 
158  if (data == NULL)
159  return (-1);
160  if (__kmp_str_match("infinit", -1, data))
161  return (INT_MAX);
162  value = (double)0.0;
163  mult = '\0';
164  nvalues = KMP_SSCANF(data, "%lf%c%c", &value, &mult, &extra);
165  if (nvalues < 1)
166  return (-1);
167  if (nvalues == 1)
168  mult = '\0';
169  if (nvalues == 3)
170  return (-1);
171 
172  if (value < 0)
173  return (-1);
174 
175  switch (mult) {
176  case '\0':
177  /* default is milliseconds */
178  factor = 1;
179  break;
180  case 's':
181  case 'S':
182  factor = 1000;
183  break;
184  case 'm':
185  case 'M':
186  factor = 1000 * 60;
187  break;
188  case 'h':
189  case 'H':
190  factor = 1000 * 60 * 60;
191  break;
192  case 'd':
193  case 'D':
194  factor = 1000 * 24 * 60 * 60;
195  break;
196  default:
197  return (-1);
198  }
199 
200  if (value >= ((INT_MAX - 1) / factor))
201  ret = INT_MAX - 1; /* Don't allow infinite value here */
202  else
203  ret = (int)(value * (double)factor); /* truncate to int */
204 
205  return ret;
206 }
207 
208 static int __kmp_strcasecmp_with_sentinel(char const *a, char const *b,
209  char sentinel) {
210  if (a == NULL)
211  a = "";
212  if (b == NULL)
213  b = "";
214  while (*a && *b && *b != sentinel) {
215  char ca = *a, cb = *b;
216 
217  if (ca >= 'a' && ca <= 'z')
218  ca -= 'a' - 'A';
219  if (cb >= 'a' && cb <= 'z')
220  cb -= 'a' - 'A';
221  if (ca != cb)
222  return (int)(unsigned char)*a - (int)(unsigned char)*b;
223  ++a;
224  ++b;
225  }
226  return *a
227  ? (*b && *b != sentinel)
228  ? (int)(unsigned char)*a - (int)(unsigned char)*b
229  : 1
230  : (*b && *b != sentinel) ? -1 : 0;
231 }
232 
233 // =============================================================================
234 // Table structures and helper functions.
235 
236 typedef struct __kmp_setting kmp_setting_t;
237 typedef struct __kmp_stg_ss_data kmp_stg_ss_data_t;
238 typedef struct __kmp_stg_wp_data kmp_stg_wp_data_t;
239 typedef struct __kmp_stg_fr_data kmp_stg_fr_data_t;
240 
241 typedef void (*kmp_stg_parse_func_t)(char const *name, char const *value,
242  void *data);
243 typedef void (*kmp_stg_print_func_t)(kmp_str_buf_t *buffer, char const *name,
244  void *data);
245 
246 struct __kmp_setting {
247  char const *name; // Name of setting (environment variable).
248  kmp_stg_parse_func_t parse; // Parser function.
249  kmp_stg_print_func_t print; // Print function.
250  void *data; // Data passed to parser and printer.
251  int set; // Variable set during this "session"
252  // (__kmp_env_initialize() or kmp_set_defaults() call).
253  int defined; // Variable set in any "session".
254 }; // struct __kmp_setting
255 
256 struct __kmp_stg_ss_data {
257  size_t factor; // Default factor: 1 for KMP_STACKSIZE, 1024 for others.
258  kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
259 }; // struct __kmp_stg_ss_data
260 
261 struct __kmp_stg_wp_data {
262  int omp; // 0 -- KMP_LIBRARY, 1 -- OMP_WAIT_POLICY.
263  kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
264 }; // struct __kmp_stg_wp_data
265 
266 struct __kmp_stg_fr_data {
267  int force; // 0 -- KMP_DETERMINISTIC_REDUCTION, 1 -- KMP_FORCE_REDUCTION.
268  kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
269 }; // struct __kmp_stg_fr_data
270 
271 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found.
272  char const *name, // Name of variable.
273  char const *value, // Value of the variable.
274  kmp_setting_t **rivals // List of rival settings (must include current one).
275  );
276 
277 // -----------------------------------------------------------------------------
278 // Helper parse functions.
279 
280 static void __kmp_stg_parse_bool(char const *name, char const *value,
281  int *out) {
282  if (__kmp_str_match_true(value)) {
283  *out = TRUE;
284  } else if (__kmp_str_match_false(value)) {
285  *out = FALSE;
286  } else {
287  __kmp_msg(kmp_ms_warning, KMP_MSG(BadBoolValue, name, value),
288  KMP_HNT(ValidBoolValues), __kmp_msg_null);
289  }
290 } // __kmp_stg_parse_bool
291 
292 static void __kmp_stg_parse_size(char const *name, char const *value,
293  size_t size_min, size_t size_max,
294  int *is_specified, size_t *out,
295  size_t factor) {
296  char const *msg = NULL;
297 #if KMP_OS_DARWIN
298  size_min = __kmp_round4k(size_min);
299  size_max = __kmp_round4k(size_max);
300 #endif // KMP_OS_DARWIN
301  if (value) {
302  if (is_specified != NULL) {
303  *is_specified = 1;
304  }
305  __kmp_str_to_size(value, out, factor, &msg);
306  if (msg == NULL) {
307  if (*out > size_max) {
308  *out = size_max;
309  msg = KMP_I18N_STR(ValueTooLarge);
310  } else if (*out < size_min) {
311  *out = size_min;
312  msg = KMP_I18N_STR(ValueTooSmall);
313  } else {
314 #if KMP_OS_DARWIN
315  size_t round4k = __kmp_round4k(*out);
316  if (*out != round4k) {
317  *out = round4k;
318  msg = KMP_I18N_STR(NotMultiple4K);
319  }
320 #endif
321  }
322  } else {
323  // If integer overflow occurred, * out == KMP_SIZE_T_MAX. Cut it to
324  // size_max silently.
325  if (*out < size_min) {
326  *out = size_max;
327  } else if (*out > size_max) {
328  *out = size_max;
329  }
330  }
331  if (msg != NULL) {
332  // Message is not empty. Print warning.
333  kmp_str_buf_t buf;
334  __kmp_str_buf_init(&buf);
335  __kmp_str_buf_print_size(&buf, *out);
336  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
337  KMP_INFORM(Using_str_Value, name, buf.str);
338  __kmp_str_buf_free(&buf);
339  }
340  }
341 } // __kmp_stg_parse_size
342 
343 static void __kmp_stg_parse_str(char const *name, char const *value,
344  char **out) {
345  __kmp_str_free(out);
346  *out = __kmp_str_format("%s", value);
347 } // __kmp_stg_parse_str
348 
349 static void __kmp_stg_parse_int(
350  char const
351  *name, // I: Name of environment variable (used in warning messages).
352  char const *value, // I: Value of environment variable to parse.
353  int min, // I: Miminal allowed value.
354  int max, // I: Maximum allowed value.
355  int *out // O: Output (parsed) value.
356  ) {
357  char const *msg = NULL;
358  kmp_uint64 uint = *out;
359  __kmp_str_to_uint(value, &uint, &msg);
360  if (msg == NULL) {
361  if (uint < (unsigned int)min) {
362  msg = KMP_I18N_STR(ValueTooSmall);
363  uint = min;
364  } else if (uint > (unsigned int)max) {
365  msg = KMP_I18N_STR(ValueTooLarge);
366  uint = max;
367  }
368  } else {
369  // If overflow occurred msg contains error message and uint is very big. Cut
370  // tmp it to INT_MAX.
371  if (uint < (unsigned int)min) {
372  uint = min;
373  } else if (uint > (unsigned int)max) {
374  uint = max;
375  }
376  }
377  if (msg != NULL) {
378  // Message is not empty. Print warning.
379  kmp_str_buf_t buf;
380  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
381  __kmp_str_buf_init(&buf);
382  __kmp_str_buf_print(&buf, "%" KMP_UINT64_SPEC "", uint);
383  KMP_INFORM(Using_uint64_Value, name, buf.str);
384  __kmp_str_buf_free(&buf);
385  }
386  *out = uint;
387 } // __kmp_stg_parse_int
388 
389 #if KMP_DEBUG_ADAPTIVE_LOCKS
390 static void __kmp_stg_parse_file(char const *name, char const *value,
391  const char *suffix, char **out) {
392  char buffer[256];
393  char *t;
394  int hasSuffix;
395  __kmp_str_free(out);
396  t = (char *)strrchr(value, '.');
397  hasSuffix = t && __kmp_str_eqf(t, suffix);
398  t = __kmp_str_format("%s%s", value, hasSuffix ? "" : suffix);
399  __kmp_expand_file_name(buffer, sizeof(buffer), t);
400  __kmp_str_free(&t);
401  *out = __kmp_str_format("%s", buffer);
402 } // __kmp_stg_parse_file
403 #endif
404 
405 #ifdef KMP_DEBUG
406 static char *par_range_to_print = NULL;
407 
408 static void __kmp_stg_parse_par_range(char const *name, char const *value,
409  int *out_range, char *out_routine,
410  char *out_file, int *out_lb,
411  int *out_ub) {
412  size_t len = KMP_STRLEN(value) + 1;
413  par_range_to_print = (char *)KMP_INTERNAL_MALLOC(len + 1);
414  KMP_STRNCPY_S(par_range_to_print, len + 1, value, len + 1);
415  __kmp_par_range = +1;
416  __kmp_par_range_lb = 0;
417  __kmp_par_range_ub = INT_MAX;
418  for (;;) {
419  unsigned int len;
420  if (*value == '\0') {
421  break;
422  }
423  if (!__kmp_strcasecmp_with_sentinel("routine", value, '=')) {
424  value = strchr(value, '=') + 1;
425  len = __kmp_readstr_with_sentinel(out_routine, value,
426  KMP_PAR_RANGE_ROUTINE_LEN - 1, ',');
427  if (len == 0) {
428  goto par_range_error;
429  }
430  value = strchr(value, ',');
431  if (value != NULL) {
432  value++;
433  }
434  continue;
435  }
436  if (!__kmp_strcasecmp_with_sentinel("filename", value, '=')) {
437  value = strchr(value, '=') + 1;
438  len = __kmp_readstr_with_sentinel(out_file, value,
439  KMP_PAR_RANGE_FILENAME_LEN - 1, ',');
440  if (len == 0) {
441  goto par_range_error;
442  }
443  value = strchr(value, ',');
444  if (value != NULL) {
445  value++;
446  }
447  continue;
448  }
449  if ((!__kmp_strcasecmp_with_sentinel("range", value, '=')) ||
450  (!__kmp_strcasecmp_with_sentinel("incl_range", value, '='))) {
451  value = strchr(value, '=') + 1;
452  if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) {
453  goto par_range_error;
454  }
455  *out_range = +1;
456  value = strchr(value, ',');
457  if (value != NULL) {
458  value++;
459  }
460  continue;
461  }
462  if (!__kmp_strcasecmp_with_sentinel("excl_range", value, '=')) {
463  value = strchr(value, '=') + 1;
464  if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) {
465  goto par_range_error;
466  }
467  *out_range = -1;
468  value = strchr(value, ',');
469  if (value != NULL) {
470  value++;
471  }
472  continue;
473  }
474  par_range_error:
475  KMP_WARNING(ParRangeSyntax, name);
476  __kmp_par_range = 0;
477  break;
478  }
479 } // __kmp_stg_parse_par_range
480 #endif
481 
482 int __kmp_initial_threads_capacity(int req_nproc) {
483  int nth = 32;
484 
485  /* MIN( MAX( 32, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ),
486  * __kmp_max_nth) */
487  if (nth < (4 * req_nproc))
488  nth = (4 * req_nproc);
489  if (nth < (4 * __kmp_xproc))
490  nth = (4 * __kmp_xproc);
491 
492  if (nth > __kmp_max_nth)
493  nth = __kmp_max_nth;
494 
495  return nth;
496 }
497 
498 int __kmp_default_tp_capacity(int req_nproc, int max_nth,
499  int all_threads_specified) {
500  int nth = 128;
501 
502  if (all_threads_specified)
503  return max_nth;
504  /* MIN( MAX (128, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ),
505  * __kmp_max_nth ) */
506  if (nth < (4 * req_nproc))
507  nth = (4 * req_nproc);
508  if (nth < (4 * __kmp_xproc))
509  nth = (4 * __kmp_xproc);
510 
511  if (nth > __kmp_max_nth)
512  nth = __kmp_max_nth;
513 
514  return nth;
515 }
516 
517 // -----------------------------------------------------------------------------
518 // Helper print functions.
519 
520 static void __kmp_stg_print_bool(kmp_str_buf_t *buffer, char const *name,
521  int value) {
522  if (__kmp_env_format) {
523  KMP_STR_BUF_PRINT_BOOL;
524  } else {
525  __kmp_str_buf_print(buffer, " %s=%s\n", name, value ? "true" : "false");
526  }
527 } // __kmp_stg_print_bool
528 
529 static void __kmp_stg_print_int(kmp_str_buf_t *buffer, char const *name,
530  int value) {
531  if (__kmp_env_format) {
532  KMP_STR_BUF_PRINT_INT;
533  } else {
534  __kmp_str_buf_print(buffer, " %s=%d\n", name, value);
535  }
536 } // __kmp_stg_print_int
537 
538 #if USE_ITT_BUILD && USE_ITT_NOTIFY
539 static void __kmp_stg_print_uint64(kmp_str_buf_t *buffer, char const *name,
540  kmp_uint64 value) {
541  if (__kmp_env_format) {
542  KMP_STR_BUF_PRINT_UINT64;
543  } else {
544  __kmp_str_buf_print(buffer, " %s=%" KMP_UINT64_SPEC "\n", name, value);
545  }
546 } // __kmp_stg_print_uint64
547 #endif
548 
549 static void __kmp_stg_print_str(kmp_str_buf_t *buffer, char const *name,
550  char const *value) {
551  if (__kmp_env_format) {
552  KMP_STR_BUF_PRINT_STR;
553  } else {
554  __kmp_str_buf_print(buffer, " %s=%s\n", name, value);
555  }
556 } // __kmp_stg_print_str
557 
558 static void __kmp_stg_print_size(kmp_str_buf_t *buffer, char const *name,
559  size_t value) {
560  if (__kmp_env_format) {
561  KMP_STR_BUF_PRINT_NAME_EX(name);
562  __kmp_str_buf_print_size(buffer, value);
563  __kmp_str_buf_print(buffer, "'\n");
564  } else {
565  __kmp_str_buf_print(buffer, " %s=", name);
566  __kmp_str_buf_print_size(buffer, value);
567  __kmp_str_buf_print(buffer, "\n");
568  return;
569  }
570 } // __kmp_stg_print_size
571 
572 // =============================================================================
573 // Parse and print functions.
574 
575 // -----------------------------------------------------------------------------
576 // KMP_DEVICE_THREAD_LIMIT, KMP_ALL_THREADS
577 
578 static void __kmp_stg_parse_device_thread_limit(char const *name,
579  char const *value, void *data) {
580  kmp_setting_t **rivals = (kmp_setting_t **)data;
581  int rc;
582  if (strcmp(name, "KMP_ALL_THREADS") == 0) {
583  KMP_INFORM(EnvVarDeprecated, name, "KMP_DEVICE_THREAD_LIMIT");
584  }
585  rc = __kmp_stg_check_rivals(name, value, rivals);
586  if (rc) {
587  return;
588  }
589  if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
590  __kmp_max_nth = __kmp_xproc;
591  __kmp_allThreadsSpecified = 1;
592  } else {
593  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_max_nth);
594  __kmp_allThreadsSpecified = 0;
595  }
596  K_DIAG(1, ("__kmp_max_nth == %d\n", __kmp_max_nth));
597 
598 } // __kmp_stg_parse_device_thread_limit
599 
600 static void __kmp_stg_print_device_thread_limit(kmp_str_buf_t *buffer,
601  char const *name, void *data) {
602  __kmp_stg_print_int(buffer, name, __kmp_max_nth);
603 } // __kmp_stg_print_device_thread_limit
604 
605 // -----------------------------------------------------------------------------
606 // OMP_THREAD_LIMIT
607 static void __kmp_stg_parse_thread_limit(char const *name, char const *value,
608  void *data) {
609  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_cg_max_nth);
610  K_DIAG(1, ("__kmp_cg_max_nth == %d\n", __kmp_cg_max_nth));
611 
612 } // __kmp_stg_parse_thread_limit
613 
614 static void __kmp_stg_print_thread_limit(kmp_str_buf_t *buffer,
615  char const *name, void *data) {
616  __kmp_stg_print_int(buffer, name, __kmp_cg_max_nth);
617 } // __kmp_stg_print_thread_limit
618 
619 // -----------------------------------------------------------------------------
620 // KMP_TEAMS_THREAD_LIMIT
621 static void __kmp_stg_parse_teams_thread_limit(char const *name,
622  char const *value, void *data) {
623  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_teams_max_nth);
624 } // __kmp_stg_teams_thread_limit
625 
626 static void __kmp_stg_print_teams_thread_limit(kmp_str_buf_t *buffer,
627  char const *name, void *data) {
628  __kmp_stg_print_int(buffer, name, __kmp_teams_max_nth);
629 } // __kmp_stg_print_teams_thread_limit
630 
631 // -----------------------------------------------------------------------------
632 // KMP_BLOCKTIME
633 
634 static void __kmp_stg_parse_blocktime(char const *name, char const *value,
635  void *data) {
636  __kmp_dflt_blocktime = __kmp_convert_to_milliseconds(value);
637  if (__kmp_dflt_blocktime < 0) {
638  __kmp_dflt_blocktime = KMP_DEFAULT_BLOCKTIME;
639  __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidValue, name, value),
640  __kmp_msg_null);
641  KMP_INFORM(Using_int_Value, name, __kmp_dflt_blocktime);
642  __kmp_env_blocktime = FALSE; // Revert to default as if var not set.
643  } else {
644  if (__kmp_dflt_blocktime < KMP_MIN_BLOCKTIME) {
645  __kmp_dflt_blocktime = KMP_MIN_BLOCKTIME;
646  __kmp_msg(kmp_ms_warning, KMP_MSG(SmallValue, name, value),
647  __kmp_msg_null);
648  KMP_INFORM(MinValueUsing, name, __kmp_dflt_blocktime);
649  } else if (__kmp_dflt_blocktime > KMP_MAX_BLOCKTIME) {
650  __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
651  __kmp_msg(kmp_ms_warning, KMP_MSG(LargeValue, name, value),
652  __kmp_msg_null);
653  KMP_INFORM(MaxValueUsing, name, __kmp_dflt_blocktime);
654  }
655  __kmp_env_blocktime = TRUE; // KMP_BLOCKTIME was specified.
656  }
657 #if KMP_USE_MONITOR
658  // calculate number of monitor thread wakeup intervals corresponding to
659  // blocktime.
660  __kmp_monitor_wakeups =
661  KMP_WAKEUPS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups);
662  __kmp_bt_intervals =
663  KMP_INTERVALS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups);
664 #endif
665  K_DIAG(1, ("__kmp_env_blocktime == %d\n", __kmp_env_blocktime));
666  if (__kmp_env_blocktime) {
667  K_DIAG(1, ("__kmp_dflt_blocktime == %d\n", __kmp_dflt_blocktime));
668  }
669 } // __kmp_stg_parse_blocktime
670 
671 static void __kmp_stg_print_blocktime(kmp_str_buf_t *buffer, char const *name,
672  void *data) {
673  __kmp_stg_print_int(buffer, name, __kmp_dflt_blocktime);
674 } // __kmp_stg_print_blocktime
675 
676 // -----------------------------------------------------------------------------
677 // KMP_DUPLICATE_LIB_OK
678 
679 static void __kmp_stg_parse_duplicate_lib_ok(char const *name,
680  char const *value, void *data) {
681  /* actually this variable is not supported, put here for compatibility with
682  earlier builds and for static/dynamic combination */
683  __kmp_stg_parse_bool(name, value, &__kmp_duplicate_library_ok);
684 } // __kmp_stg_parse_duplicate_lib_ok
685 
686 static void __kmp_stg_print_duplicate_lib_ok(kmp_str_buf_t *buffer,
687  char const *name, void *data) {
688  __kmp_stg_print_bool(buffer, name, __kmp_duplicate_library_ok);
689 } // __kmp_stg_print_duplicate_lib_ok
690 
691 // -----------------------------------------------------------------------------
692 // KMP_INHERIT_FP_CONTROL
693 
694 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
695 
696 static void __kmp_stg_parse_inherit_fp_control(char const *name,
697  char const *value, void *data) {
698  __kmp_stg_parse_bool(name, value, &__kmp_inherit_fp_control);
699 } // __kmp_stg_parse_inherit_fp_control
700 
701 static void __kmp_stg_print_inherit_fp_control(kmp_str_buf_t *buffer,
702  char const *name, void *data) {
703 #if KMP_DEBUG
704  __kmp_stg_print_bool(buffer, name, __kmp_inherit_fp_control);
705 #endif /* KMP_DEBUG */
706 } // __kmp_stg_print_inherit_fp_control
707 
708 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
709 
710 // Used for OMP_WAIT_POLICY
711 static char const *blocktime_str = NULL;
712 
713 // -----------------------------------------------------------------------------
714 // KMP_LIBRARY, OMP_WAIT_POLICY
715 
716 static void __kmp_stg_parse_wait_policy(char const *name, char const *value,
717  void *data) {
718 
719  kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data;
720  int rc;
721 
722  rc = __kmp_stg_check_rivals(name, value, wait->rivals);
723  if (rc) {
724  return;
725  }
726 
727  if (wait->omp) {
728  if (__kmp_str_match("ACTIVE", 1, value)) {
729  __kmp_library = library_turnaround;
730  if (blocktime_str == NULL) {
731  // KMP_BLOCKTIME not specified, so set default to "infinite".
732  __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
733  }
734  } else if (__kmp_str_match("PASSIVE", 1, value)) {
735  __kmp_library = library_throughput;
736  if (blocktime_str == NULL) {
737  // KMP_BLOCKTIME not specified, so set default to 0.
738  __kmp_dflt_blocktime = 0;
739  }
740  } else {
741  KMP_WARNING(StgInvalidValue, name, value);
742  }
743  } else {
744  if (__kmp_str_match("serial", 1, value)) { /* S */
745  __kmp_library = library_serial;
746  } else if (__kmp_str_match("throughput", 2, value)) { /* TH */
747  __kmp_library = library_throughput;
748  } else if (__kmp_str_match("turnaround", 2, value)) { /* TU */
749  __kmp_library = library_turnaround;
750  } else if (__kmp_str_match("dedicated", 1, value)) { /* D */
751  __kmp_library = library_turnaround;
752  } else if (__kmp_str_match("multiuser", 1, value)) { /* M */
753  __kmp_library = library_throughput;
754  } else {
755  KMP_WARNING(StgInvalidValue, name, value);
756  }
757  }
758  __kmp_aux_set_library(__kmp_library);
759 
760 } // __kmp_stg_parse_wait_policy
761 
762 static void __kmp_stg_print_wait_policy(kmp_str_buf_t *buffer, char const *name,
763  void *data) {
764 
765  kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data;
766  char const *value = NULL;
767 
768  if (wait->omp) {
769  switch (__kmp_library) {
770  case library_turnaround: {
771  value = "ACTIVE";
772  } break;
773  case library_throughput: {
774  value = "PASSIVE";
775  } break;
776  }
777  } else {
778  switch (__kmp_library) {
779  case library_serial: {
780  value = "serial";
781  } break;
782  case library_turnaround: {
783  value = "turnaround";
784  } break;
785  case library_throughput: {
786  value = "throughput";
787  } break;
788  }
789  }
790  if (value != NULL) {
791  __kmp_stg_print_str(buffer, name, value);
792  }
793 
794 } // __kmp_stg_print_wait_policy
795 
796 #if KMP_USE_MONITOR
797 // -----------------------------------------------------------------------------
798 // KMP_MONITOR_STACKSIZE
799 
800 static void __kmp_stg_parse_monitor_stacksize(char const *name,
801  char const *value, void *data) {
802  __kmp_stg_parse_size(name, value, __kmp_sys_min_stksize, KMP_MAX_STKSIZE,
803  NULL, &__kmp_monitor_stksize, 1);
804 } // __kmp_stg_parse_monitor_stacksize
805 
806 static void __kmp_stg_print_monitor_stacksize(kmp_str_buf_t *buffer,
807  char const *name, void *data) {
808  if (__kmp_env_format) {
809  if (__kmp_monitor_stksize > 0)
810  KMP_STR_BUF_PRINT_NAME_EX(name);
811  else
812  KMP_STR_BUF_PRINT_NAME;
813  } else {
814  __kmp_str_buf_print(buffer, " %s", name);
815  }
816  if (__kmp_monitor_stksize > 0) {
817  __kmp_str_buf_print_size(buffer, __kmp_monitor_stksize);
818  } else {
819  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
820  }
821  if (__kmp_env_format && __kmp_monitor_stksize) {
822  __kmp_str_buf_print(buffer, "'\n");
823  }
824 } // __kmp_stg_print_monitor_stacksize
825 #endif // KMP_USE_MONITOR
826 
827 // -----------------------------------------------------------------------------
828 // KMP_SETTINGS
829 
830 static void __kmp_stg_parse_settings(char const *name, char const *value,
831  void *data) {
832  __kmp_stg_parse_bool(name, value, &__kmp_settings);
833 } // __kmp_stg_parse_settings
834 
835 static void __kmp_stg_print_settings(kmp_str_buf_t *buffer, char const *name,
836  void *data) {
837  __kmp_stg_print_bool(buffer, name, __kmp_settings);
838 } // __kmp_stg_print_settings
839 
840 // -----------------------------------------------------------------------------
841 // KMP_STACKPAD
842 
843 static void __kmp_stg_parse_stackpad(char const *name, char const *value,
844  void *data) {
845  __kmp_stg_parse_int(name, // Env var name
846  value, // Env var value
847  KMP_MIN_STKPADDING, // Min value
848  KMP_MAX_STKPADDING, // Max value
849  &__kmp_stkpadding // Var to initialize
850  );
851 } // __kmp_stg_parse_stackpad
852 
853 static void __kmp_stg_print_stackpad(kmp_str_buf_t *buffer, char const *name,
854  void *data) {
855  __kmp_stg_print_int(buffer, name, __kmp_stkpadding);
856 } // __kmp_stg_print_stackpad
857 
858 // -----------------------------------------------------------------------------
859 // KMP_STACKOFFSET
860 
861 static void __kmp_stg_parse_stackoffset(char const *name, char const *value,
862  void *data) {
863  __kmp_stg_parse_size(name, // Env var name
864  value, // Env var value
865  KMP_MIN_STKOFFSET, // Min value
866  KMP_MAX_STKOFFSET, // Max value
867  NULL, //
868  &__kmp_stkoffset, // Var to initialize
869  1);
870 } // __kmp_stg_parse_stackoffset
871 
872 static void __kmp_stg_print_stackoffset(kmp_str_buf_t *buffer, char const *name,
873  void *data) {
874  __kmp_stg_print_size(buffer, name, __kmp_stkoffset);
875 } // __kmp_stg_print_stackoffset
876 
877 // -----------------------------------------------------------------------------
878 // KMP_STACKSIZE, OMP_STACKSIZE, GOMP_STACKSIZE
879 
880 static void __kmp_stg_parse_stacksize(char const *name, char const *value,
881  void *data) {
882 
883  kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data;
884  int rc;
885 
886  rc = __kmp_stg_check_rivals(name, value, stacksize->rivals);
887  if (rc) {
888  return;
889  }
890  __kmp_stg_parse_size(name, // Env var name
891  value, // Env var value
892  __kmp_sys_min_stksize, // Min value
893  KMP_MAX_STKSIZE, // Max value
894  &__kmp_env_stksize, //
895  &__kmp_stksize, // Var to initialize
896  stacksize->factor);
897 
898 } // __kmp_stg_parse_stacksize
899 
900 // This function is called for printing both KMP_STACKSIZE (factor is 1) and
901 // OMP_STACKSIZE (factor is 1024). Currently it is not possible to print
902 // OMP_STACKSIZE value in bytes. We can consider adding this possibility by a
903 // customer request in future.
904 static void __kmp_stg_print_stacksize(kmp_str_buf_t *buffer, char const *name,
905  void *data) {
906  kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data;
907  if (__kmp_env_format) {
908  KMP_STR_BUF_PRINT_NAME_EX(name);
909  __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024)
910  ? __kmp_stksize / stacksize->factor
911  : __kmp_stksize);
912  __kmp_str_buf_print(buffer, "'\n");
913  } else {
914  __kmp_str_buf_print(buffer, " %s=", name);
915  __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024)
916  ? __kmp_stksize / stacksize->factor
917  : __kmp_stksize);
918  __kmp_str_buf_print(buffer, "\n");
919  }
920 } // __kmp_stg_print_stacksize
921 
922 // -----------------------------------------------------------------------------
923 // KMP_VERSION
924 
925 static void __kmp_stg_parse_version(char const *name, char const *value,
926  void *data) {
927  __kmp_stg_parse_bool(name, value, &__kmp_version);
928 } // __kmp_stg_parse_version
929 
930 static void __kmp_stg_print_version(kmp_str_buf_t *buffer, char const *name,
931  void *data) {
932  __kmp_stg_print_bool(buffer, name, __kmp_version);
933 } // __kmp_stg_print_version
934 
935 // -----------------------------------------------------------------------------
936 // KMP_WARNINGS
937 
938 static void __kmp_stg_parse_warnings(char const *name, char const *value,
939  void *data) {
940  __kmp_stg_parse_bool(name, value, &__kmp_generate_warnings);
941  if (__kmp_generate_warnings != kmp_warnings_off) {
942  // AC: only 0/1 values documented, so reset to explicit to distinguish from
943  // default setting
944  __kmp_generate_warnings = kmp_warnings_explicit;
945  }
946 } // __kmp_stg_parse_warnings
947 
948 static void __kmp_stg_print_warnings(kmp_str_buf_t *buffer, char const *name,
949  void *data) {
950  // AC: TODO: change to print_int? (needs documentation change)
951  __kmp_stg_print_bool(buffer, name, __kmp_generate_warnings);
952 } // __kmp_stg_print_warnings
953 
954 // -----------------------------------------------------------------------------
955 // OMP_NESTED, OMP_NUM_THREADS
956 
957 static void __kmp_stg_parse_nested(char const *name, char const *value,
958  void *data) {
959  __kmp_stg_parse_bool(name, value, &__kmp_dflt_nested);
960 } // __kmp_stg_parse_nested
961 
962 static void __kmp_stg_print_nested(kmp_str_buf_t *buffer, char const *name,
963  void *data) {
964  __kmp_stg_print_bool(buffer, name, __kmp_dflt_nested);
965 } // __kmp_stg_print_nested
966 
967 static void __kmp_parse_nested_num_threads(const char *var, const char *env,
968  kmp_nested_nthreads_t *nth_array) {
969  const char *next = env;
970  const char *scan = next;
971 
972  int total = 0; // Count elements that were set. It'll be used as an array size
973  int prev_comma = FALSE; // For correct processing sequential commas
974 
975  // Count the number of values in the env. var string
976  for (;;) {
977  SKIP_WS(next);
978 
979  if (*next == '\0') {
980  break;
981  }
982  // Next character is not an integer or not a comma => end of list
983  if (((*next < '0') || (*next > '9')) && (*next != ',')) {
984  KMP_WARNING(NthSyntaxError, var, env);
985  return;
986  }
987  // The next character is ','
988  if (*next == ',') {
989  // ',' is the fisrt character
990  if (total == 0 || prev_comma) {
991  total++;
992  }
993  prev_comma = TRUE;
994  next++; // skip ','
995  SKIP_WS(next);
996  }
997  // Next character is a digit
998  if (*next >= '0' && *next <= '9') {
999  prev_comma = FALSE;
1000  SKIP_DIGITS(next);
1001  total++;
1002  const char *tmp = next;
1003  SKIP_WS(tmp);
1004  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
1005  KMP_WARNING(NthSpacesNotAllowed, var, env);
1006  return;
1007  }
1008  }
1009  }
1010  KMP_DEBUG_ASSERT(total > 0);
1011  if (total <= 0) {
1012  KMP_WARNING(NthSyntaxError, var, env);
1013  return;
1014  }
1015 
1016  // Check if the nested nthreads array exists
1017  if (!nth_array->nth) {
1018  // Allocate an array of double size
1019  nth_array->nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int) * total * 2);
1020  if (nth_array->nth == NULL) {
1021  KMP_FATAL(MemoryAllocFailed);
1022  }
1023  nth_array->size = total * 2;
1024  } else {
1025  if (nth_array->size < total) {
1026  // Increase the array size
1027  do {
1028  nth_array->size *= 2;
1029  } while (nth_array->size < total);
1030 
1031  nth_array->nth = (int *)KMP_INTERNAL_REALLOC(
1032  nth_array->nth, sizeof(int) * nth_array->size);
1033  if (nth_array->nth == NULL) {
1034  KMP_FATAL(MemoryAllocFailed);
1035  }
1036  }
1037  }
1038  nth_array->used = total;
1039  int i = 0;
1040 
1041  prev_comma = FALSE;
1042  total = 0;
1043  // Save values in the array
1044  for (;;) {
1045  SKIP_WS(scan);
1046  if (*scan == '\0') {
1047  break;
1048  }
1049  // The next character is ','
1050  if (*scan == ',') {
1051  // ',' in the beginning of the list
1052  if (total == 0) {
1053  // The value is supposed to be equal to __kmp_avail_proc but it is
1054  // unknown at the moment.
1055  // So let's put a placeholder (#threads = 0) to correct it later.
1056  nth_array->nth[i++] = 0;
1057  total++;
1058  } else if (prev_comma) {
1059  // Num threads is inherited from the previous level
1060  nth_array->nth[i] = nth_array->nth[i - 1];
1061  i++;
1062  total++;
1063  }
1064  prev_comma = TRUE;
1065  scan++; // skip ','
1066  SKIP_WS(scan);
1067  }
1068  // Next character is a digit
1069  if (*scan >= '0' && *scan <= '9') {
1070  int num;
1071  const char *buf = scan;
1072  char const *msg = NULL;
1073  prev_comma = FALSE;
1074  SKIP_DIGITS(scan);
1075  total++;
1076 
1077  num = __kmp_str_to_int(buf, *scan);
1078  if (num < KMP_MIN_NTH) {
1079  msg = KMP_I18N_STR(ValueTooSmall);
1080  num = KMP_MIN_NTH;
1081  } else if (num > __kmp_sys_max_nth) {
1082  msg = KMP_I18N_STR(ValueTooLarge);
1083  num = __kmp_sys_max_nth;
1084  }
1085  if (msg != NULL) {
1086  // Message is not empty. Print warning.
1087  KMP_WARNING(ParseSizeIntWarn, var, env, msg);
1088  KMP_INFORM(Using_int_Value, var, num);
1089  }
1090  nth_array->nth[i++] = num;
1091  }
1092  }
1093 }
1094 
1095 static void __kmp_stg_parse_num_threads(char const *name, char const *value,
1096  void *data) {
1097  // TODO: Remove this option. OMP_NUM_THREADS is a list of positive integers!
1098  if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
1099  // The array of 1 element
1100  __kmp_nested_nth.nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int));
1101  __kmp_nested_nth.size = __kmp_nested_nth.used = 1;
1102  __kmp_nested_nth.nth[0] = __kmp_dflt_team_nth = __kmp_dflt_team_nth_ub =
1103  __kmp_xproc;
1104  } else {
1105  __kmp_parse_nested_num_threads(name, value, &__kmp_nested_nth);
1106  if (__kmp_nested_nth.nth) {
1107  __kmp_dflt_team_nth = __kmp_nested_nth.nth[0];
1108  if (__kmp_dflt_team_nth_ub < __kmp_dflt_team_nth) {
1109  __kmp_dflt_team_nth_ub = __kmp_dflt_team_nth;
1110  }
1111  }
1112  }
1113  K_DIAG(1, ("__kmp_dflt_team_nth == %d\n", __kmp_dflt_team_nth));
1114 } // __kmp_stg_parse_num_threads
1115 
1116 static void __kmp_stg_print_num_threads(kmp_str_buf_t *buffer, char const *name,
1117  void *data) {
1118  if (__kmp_env_format) {
1119  KMP_STR_BUF_PRINT_NAME;
1120  } else {
1121  __kmp_str_buf_print(buffer, " %s", name);
1122  }
1123  if (__kmp_nested_nth.used) {
1124  kmp_str_buf_t buf;
1125  __kmp_str_buf_init(&buf);
1126  for (int i = 0; i < __kmp_nested_nth.used; i++) {
1127  __kmp_str_buf_print(&buf, "%d", __kmp_nested_nth.nth[i]);
1128  if (i < __kmp_nested_nth.used - 1) {
1129  __kmp_str_buf_print(&buf, ",");
1130  }
1131  }
1132  __kmp_str_buf_print(buffer, "='%s'\n", buf.str);
1133  __kmp_str_buf_free(&buf);
1134  } else {
1135  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1136  }
1137 } // __kmp_stg_print_num_threads
1138 
1139 // -----------------------------------------------------------------------------
1140 // OpenMP 3.0: KMP_TASKING, OMP_MAX_ACTIVE_LEVELS,
1141 
1142 static void __kmp_stg_parse_tasking(char const *name, char const *value,
1143  void *data) {
1144  __kmp_stg_parse_int(name, value, 0, (int)tskm_max,
1145  (int *)&__kmp_tasking_mode);
1146 } // __kmp_stg_parse_tasking
1147 
1148 static void __kmp_stg_print_tasking(kmp_str_buf_t *buffer, char const *name,
1149  void *data) {
1150  __kmp_stg_print_int(buffer, name, __kmp_tasking_mode);
1151 } // __kmp_stg_print_tasking
1152 
1153 static void __kmp_stg_parse_task_stealing(char const *name, char const *value,
1154  void *data) {
1155  __kmp_stg_parse_int(name, value, 0, 1,
1156  (int *)&__kmp_task_stealing_constraint);
1157 } // __kmp_stg_parse_task_stealing
1158 
1159 static void __kmp_stg_print_task_stealing(kmp_str_buf_t *buffer,
1160  char const *name, void *data) {
1161  __kmp_stg_print_int(buffer, name, __kmp_task_stealing_constraint);
1162 } // __kmp_stg_print_task_stealing
1163 
1164 static void __kmp_stg_parse_max_active_levels(char const *name,
1165  char const *value, void *data) {
1166  __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1167  &__kmp_dflt_max_active_levels);
1168 } // __kmp_stg_parse_max_active_levels
1169 
1170 static void __kmp_stg_print_max_active_levels(kmp_str_buf_t *buffer,
1171  char const *name, void *data) {
1172  __kmp_stg_print_int(buffer, name, __kmp_dflt_max_active_levels);
1173 } // __kmp_stg_print_max_active_levels
1174 
1175 #if OMP_40_ENABLED
1176 // -----------------------------------------------------------------------------
1177 // OpenMP 4.0: OMP_DEFAULT_DEVICE
1178 static void __kmp_stg_parse_default_device(char const *name, char const *value,
1179  void *data) {
1180  __kmp_stg_parse_int(name, value, 0, KMP_MAX_DEFAULT_DEVICE_LIMIT,
1181  &__kmp_default_device);
1182 } // __kmp_stg_parse_default_device
1183 
1184 static void __kmp_stg_print_default_device(kmp_str_buf_t *buffer,
1185  char const *name, void *data) {
1186  __kmp_stg_print_int(buffer, name, __kmp_default_device);
1187 } // __kmp_stg_print_default_device
1188 #endif
1189 
1190 #if OMP_50_ENABLED
1191 // -----------------------------------------------------------------------------
1192 // OpenMP 5.0: OMP_TARGET_OFFLOAD
1193 static void __kmp_stg_parse_target_offload(char const *name, char const *value,
1194  void *data) {
1195  const char *next = value;
1196  const char *scan = next;
1197 
1198  __kmp_target_offload = tgt_default;
1199  SKIP_WS(next);
1200  if (*next == '\0')
1201  return;
1202  scan = next;
1203  if (__kmp_match_str("MANDATORY", scan, &next)) {
1204  __kmp_target_offload = tgt_mandatory;
1205  } else if (__kmp_match_str("DISABLED", scan, &next)) {
1206  __kmp_target_offload = tgt_disabled;
1207  } else if (__kmp_match_str("DEFAULT", scan, &next)) {
1208  __kmp_target_offload = tgt_default;
1209  } else {
1210  KMP_WARNING(SyntaxErrorUsing, name, "DEFAULT");
1211  }
1212 
1213 } // __kmp_stg_parse_target_offload
1214 
1215 static void __kmp_stg_print_target_offload(kmp_str_buf_t *buffer,
1216  char const *name, void *data) {
1217  const char *value = NULL;
1218  if (__kmp_target_offload == tgt_default)
1219  value = "DEFAULT";
1220  else if (__kmp_target_offload == tgt_mandatory)
1221  value = "MANDATORY";
1222  else if (__kmp_target_offload == tgt_disabled)
1223  value = "DISABLED";
1224  if (value) {
1225  __kmp_str_buf_print(buffer, " %s=%s\n", name, value);
1226  }
1227 } // __kmp_stg_print_target_offload
1228 #endif
1229 
1230 #if OMP_45_ENABLED
1231 // -----------------------------------------------------------------------------
1232 // OpenMP 4.5: OMP_MAX_TASK_PRIORITY
1233 static void __kmp_stg_parse_max_task_priority(char const *name,
1234  char const *value, void *data) {
1235  __kmp_stg_parse_int(name, value, 0, KMP_MAX_TASK_PRIORITY_LIMIT,
1236  &__kmp_max_task_priority);
1237 } // __kmp_stg_parse_max_task_priority
1238 
1239 static void __kmp_stg_print_max_task_priority(kmp_str_buf_t *buffer,
1240  char const *name, void *data) {
1241  __kmp_stg_print_int(buffer, name, __kmp_max_task_priority);
1242 } // __kmp_stg_print_max_task_priority
1243 
1244 // KMP_TASKLOOP_MIN_TASKS
1245 // taskloop threashold to switch from recursive to linear tasks creation
1246 static void __kmp_stg_parse_taskloop_min_tasks(char const *name,
1247  char const *value, void *data) {
1248  int tmp;
1249  __kmp_stg_parse_int(name, value, 0, INT_MAX, &tmp);
1250  __kmp_taskloop_min_tasks = tmp;
1251 } // __kmp_stg_parse_taskloop_min_tasks
1252 
1253 static void __kmp_stg_print_taskloop_min_tasks(kmp_str_buf_t *buffer,
1254  char const *name, void *data) {
1255  __kmp_stg_print_int(buffer, name, __kmp_taskloop_min_tasks);
1256 } // __kmp_stg_print_taskloop_min_tasks
1257 #endif // OMP_45_ENABLED
1258 
1259 // -----------------------------------------------------------------------------
1260 // KMP_DISP_NUM_BUFFERS
1261 static void __kmp_stg_parse_disp_buffers(char const *name, char const *value,
1262  void *data) {
1263  if (TCR_4(__kmp_init_serial)) {
1264  KMP_WARNING(EnvSerialWarn, name);
1265  return;
1266  } // read value before serial initialization only
1267  __kmp_stg_parse_int(name, value, 1, KMP_MAX_NTH, &__kmp_dispatch_num_buffers);
1268 } // __kmp_stg_parse_disp_buffers
1269 
1270 static void __kmp_stg_print_disp_buffers(kmp_str_buf_t *buffer,
1271  char const *name, void *data) {
1272  __kmp_stg_print_int(buffer, name, __kmp_dispatch_num_buffers);
1273 } // __kmp_stg_print_disp_buffers
1274 
1275 #if KMP_NESTED_HOT_TEAMS
1276 // -----------------------------------------------------------------------------
1277 // KMP_HOT_TEAMS_MAX_LEVEL, KMP_HOT_TEAMS_MODE
1278 
1279 static void __kmp_stg_parse_hot_teams_level(char const *name, char const *value,
1280  void *data) {
1281  if (TCR_4(__kmp_init_parallel)) {
1282  KMP_WARNING(EnvParallelWarn, name);
1283  return;
1284  } // read value before first parallel only
1285  __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1286  &__kmp_hot_teams_max_level);
1287 } // __kmp_stg_parse_hot_teams_level
1288 
1289 static void __kmp_stg_print_hot_teams_level(kmp_str_buf_t *buffer,
1290  char const *name, void *data) {
1291  __kmp_stg_print_int(buffer, name, __kmp_hot_teams_max_level);
1292 } // __kmp_stg_print_hot_teams_level
1293 
1294 static void __kmp_stg_parse_hot_teams_mode(char const *name, char const *value,
1295  void *data) {
1296  if (TCR_4(__kmp_init_parallel)) {
1297  KMP_WARNING(EnvParallelWarn, name);
1298  return;
1299  } // read value before first parallel only
1300  __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1301  &__kmp_hot_teams_mode);
1302 } // __kmp_stg_parse_hot_teams_mode
1303 
1304 static void __kmp_stg_print_hot_teams_mode(kmp_str_buf_t *buffer,
1305  char const *name, void *data) {
1306  __kmp_stg_print_int(buffer, name, __kmp_hot_teams_mode);
1307 } // __kmp_stg_print_hot_teams_mode
1308 
1309 #endif // KMP_NESTED_HOT_TEAMS
1310 
1311 // -----------------------------------------------------------------------------
1312 // KMP_HANDLE_SIGNALS
1313 
1314 #if KMP_HANDLE_SIGNALS
1315 
1316 static void __kmp_stg_parse_handle_signals(char const *name, char const *value,
1317  void *data) {
1318  __kmp_stg_parse_bool(name, value, &__kmp_handle_signals);
1319 } // __kmp_stg_parse_handle_signals
1320 
1321 static void __kmp_stg_print_handle_signals(kmp_str_buf_t *buffer,
1322  char const *name, void *data) {
1323  __kmp_stg_print_bool(buffer, name, __kmp_handle_signals);
1324 } // __kmp_stg_print_handle_signals
1325 
1326 #endif // KMP_HANDLE_SIGNALS
1327 
1328 // -----------------------------------------------------------------------------
1329 // KMP_X_DEBUG, KMP_DEBUG, KMP_DEBUG_BUF_*, KMP_DIAG
1330 
1331 #ifdef KMP_DEBUG
1332 
1333 #define KMP_STG_X_DEBUG(x) \
1334  static void __kmp_stg_parse_##x##_debug(char const *name, char const *value, \
1335  void *data) { \
1336  __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_##x##_debug); \
1337  } /* __kmp_stg_parse_x_debug */ \
1338  static void __kmp_stg_print_##x##_debug(kmp_str_buf_t *buffer, \
1339  char const *name, void *data) { \
1340  __kmp_stg_print_int(buffer, name, kmp_##x##_debug); \
1341  } /* __kmp_stg_print_x_debug */
1342 
1343 KMP_STG_X_DEBUG(a)
1344 KMP_STG_X_DEBUG(b)
1345 KMP_STG_X_DEBUG(c)
1346 KMP_STG_X_DEBUG(d)
1347 KMP_STG_X_DEBUG(e)
1348 KMP_STG_X_DEBUG(f)
1349 
1350 #undef KMP_STG_X_DEBUG
1351 
1352 static void __kmp_stg_parse_debug(char const *name, char const *value,
1353  void *data) {
1354  int debug = 0;
1355  __kmp_stg_parse_int(name, value, 0, INT_MAX, &debug);
1356  if (kmp_a_debug < debug) {
1357  kmp_a_debug = debug;
1358  }
1359  if (kmp_b_debug < debug) {
1360  kmp_b_debug = debug;
1361  }
1362  if (kmp_c_debug < debug) {
1363  kmp_c_debug = debug;
1364  }
1365  if (kmp_d_debug < debug) {
1366  kmp_d_debug = debug;
1367  }
1368  if (kmp_e_debug < debug) {
1369  kmp_e_debug = debug;
1370  }
1371  if (kmp_f_debug < debug) {
1372  kmp_f_debug = debug;
1373  }
1374 } // __kmp_stg_parse_debug
1375 
1376 static void __kmp_stg_parse_debug_buf(char const *name, char const *value,
1377  void *data) {
1378  __kmp_stg_parse_bool(name, value, &__kmp_debug_buf);
1379  // !!! TODO: Move buffer initialization of of this file! It may works
1380  // incorrectly if KMP_DEBUG_BUF is parsed before KMP_DEBUG_BUF_LINES or
1381  // KMP_DEBUG_BUF_CHARS.
1382  if (__kmp_debug_buf) {
1383  int i;
1384  int elements = __kmp_debug_buf_lines * __kmp_debug_buf_chars;
1385 
1386  /* allocate and initialize all entries in debug buffer to empty */
1387  __kmp_debug_buffer = (char *)__kmp_page_allocate(elements * sizeof(char));
1388  for (i = 0; i < elements; i += __kmp_debug_buf_chars)
1389  __kmp_debug_buffer[i] = '\0';
1390 
1391  __kmp_debug_count = 0;
1392  }
1393  K_DIAG(1, ("__kmp_debug_buf = %d\n", __kmp_debug_buf));
1394 } // __kmp_stg_parse_debug_buf
1395 
1396 static void __kmp_stg_print_debug_buf(kmp_str_buf_t *buffer, char const *name,
1397  void *data) {
1398  __kmp_stg_print_bool(buffer, name, __kmp_debug_buf);
1399 } // __kmp_stg_print_debug_buf
1400 
1401 static void __kmp_stg_parse_debug_buf_atomic(char const *name,
1402  char const *value, void *data) {
1403  __kmp_stg_parse_bool(name, value, &__kmp_debug_buf_atomic);
1404 } // __kmp_stg_parse_debug_buf_atomic
1405 
1406 static void __kmp_stg_print_debug_buf_atomic(kmp_str_buf_t *buffer,
1407  char const *name, void *data) {
1408  __kmp_stg_print_bool(buffer, name, __kmp_debug_buf_atomic);
1409 } // __kmp_stg_print_debug_buf_atomic
1410 
1411 static void __kmp_stg_parse_debug_buf_chars(char const *name, char const *value,
1412  void *data) {
1413  __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_CHARS_MIN, INT_MAX,
1414  &__kmp_debug_buf_chars);
1415 } // __kmp_stg_debug_parse_buf_chars
1416 
1417 static void __kmp_stg_print_debug_buf_chars(kmp_str_buf_t *buffer,
1418  char const *name, void *data) {
1419  __kmp_stg_print_int(buffer, name, __kmp_debug_buf_chars);
1420 } // __kmp_stg_print_debug_buf_chars
1421 
1422 static void __kmp_stg_parse_debug_buf_lines(char const *name, char const *value,
1423  void *data) {
1424  __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_LINES_MIN, INT_MAX,
1425  &__kmp_debug_buf_lines);
1426 } // __kmp_stg_parse_debug_buf_lines
1427 
1428 static void __kmp_stg_print_debug_buf_lines(kmp_str_buf_t *buffer,
1429  char const *name, void *data) {
1430  __kmp_stg_print_int(buffer, name, __kmp_debug_buf_lines);
1431 } // __kmp_stg_print_debug_buf_lines
1432 
1433 static void __kmp_stg_parse_diag(char const *name, char const *value,
1434  void *data) {
1435  __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_diag);
1436 } // __kmp_stg_parse_diag
1437 
1438 static void __kmp_stg_print_diag(kmp_str_buf_t *buffer, char const *name,
1439  void *data) {
1440  __kmp_stg_print_int(buffer, name, kmp_diag);
1441 } // __kmp_stg_print_diag
1442 
1443 #endif // KMP_DEBUG
1444 
1445 // -----------------------------------------------------------------------------
1446 // KMP_ALIGN_ALLOC
1447 
1448 static void __kmp_stg_parse_align_alloc(char const *name, char const *value,
1449  void *data) {
1450  __kmp_stg_parse_size(name, value, CACHE_LINE, INT_MAX, NULL,
1451  &__kmp_align_alloc, 1);
1452 } // __kmp_stg_parse_align_alloc
1453 
1454 static void __kmp_stg_print_align_alloc(kmp_str_buf_t *buffer, char const *name,
1455  void *data) {
1456  __kmp_stg_print_size(buffer, name, __kmp_align_alloc);
1457 } // __kmp_stg_print_align_alloc
1458 
1459 // -----------------------------------------------------------------------------
1460 // KMP_PLAIN_BARRIER, KMP_FORKJOIN_BARRIER, KMP_REDUCTION_BARRIER
1461 
1462 // TODO: Remove __kmp_barrier_branch_bit_env_name varibale, remove loops from
1463 // parse and print functions, pass required info through data argument.
1464 
1465 static void __kmp_stg_parse_barrier_branch_bit(char const *name,
1466  char const *value, void *data) {
1467  const char *var;
1468 
1469  /* ---------- Barrier branch bit control ------------ */
1470  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1471  var = __kmp_barrier_branch_bit_env_name[i];
1472  if ((strcmp(var, name) == 0) && (value != 0)) {
1473  char *comma;
1474 
1475  comma = CCAST(char *, strchr(value, ','));
1476  __kmp_barrier_gather_branch_bits[i] =
1477  (kmp_uint32)__kmp_str_to_int(value, ',');
1478  /* is there a specified release parameter? */
1479  if (comma == NULL) {
1480  __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt;
1481  } else {
1482  __kmp_barrier_release_branch_bits[i] =
1483  (kmp_uint32)__kmp_str_to_int(comma + 1, 0);
1484 
1485  if (__kmp_barrier_release_branch_bits[i] > KMP_MAX_BRANCH_BITS) {
1486  __kmp_msg(kmp_ms_warning,
1487  KMP_MSG(BarrReleaseValueInvalid, name, comma + 1),
1488  __kmp_msg_null);
1489  __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt;
1490  }
1491  }
1492  if (__kmp_barrier_gather_branch_bits[i] > KMP_MAX_BRANCH_BITS) {
1493  KMP_WARNING(BarrGatherValueInvalid, name, value);
1494  KMP_INFORM(Using_uint_Value, name, __kmp_barrier_gather_bb_dflt);
1495  __kmp_barrier_gather_branch_bits[i] = __kmp_barrier_gather_bb_dflt;
1496  }
1497  }
1498  K_DIAG(1, ("%s == %d,%d\n", __kmp_barrier_branch_bit_env_name[i],
1499  __kmp_barrier_gather_branch_bits[i],
1500  __kmp_barrier_release_branch_bits[i]))
1501  }
1502 } // __kmp_stg_parse_barrier_branch_bit
1503 
1504 static void __kmp_stg_print_barrier_branch_bit(kmp_str_buf_t *buffer,
1505  char const *name, void *data) {
1506  const char *var;
1507  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1508  var = __kmp_barrier_branch_bit_env_name[i];
1509  if (strcmp(var, name) == 0) {
1510  if (__kmp_env_format) {
1511  KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_branch_bit_env_name[i]);
1512  } else {
1513  __kmp_str_buf_print(buffer, " %s='",
1514  __kmp_barrier_branch_bit_env_name[i]);
1515  }
1516  __kmp_str_buf_print(buffer, "%d,%d'\n",
1517  __kmp_barrier_gather_branch_bits[i],
1518  __kmp_barrier_release_branch_bits[i]);
1519  }
1520  }
1521 } // __kmp_stg_print_barrier_branch_bit
1522 
1523 // ----------------------------------------------------------------------------
1524 // KMP_PLAIN_BARRIER_PATTERN, KMP_FORKJOIN_BARRIER_PATTERN,
1525 // KMP_REDUCTION_BARRIER_PATTERN
1526 
1527 // TODO: Remove __kmp_barrier_pattern_name variable, remove loops from parse and
1528 // print functions, pass required data to functions through data argument.
1529 
1530 static void __kmp_stg_parse_barrier_pattern(char const *name, char const *value,
1531  void *data) {
1532  const char *var;
1533  /* ---------- Barrier method control ------------ */
1534 
1535  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1536  var = __kmp_barrier_pattern_env_name[i];
1537 
1538  if ((strcmp(var, name) == 0) && (value != 0)) {
1539  int j;
1540  char *comma = CCAST(char *, strchr(value, ','));
1541 
1542  /* handle first parameter: gather pattern */
1543  for (j = bp_linear_bar; j < bp_last_bar; j++) {
1544  if (__kmp_match_with_sentinel(__kmp_barrier_pattern_name[j], value, 1,
1545  ',')) {
1546  __kmp_barrier_gather_pattern[i] = (kmp_bar_pat_e)j;
1547  break;
1548  }
1549  }
1550  if (j == bp_last_bar) {
1551  KMP_WARNING(BarrGatherValueInvalid, name, value);
1552  KMP_INFORM(Using_str_Value, name,
1553  __kmp_barrier_pattern_name[bp_linear_bar]);
1554  }
1555 
1556  /* handle second parameter: release pattern */
1557  if (comma != NULL) {
1558  for (j = bp_linear_bar; j < bp_last_bar; j++) {
1559  if (__kmp_str_match(__kmp_barrier_pattern_name[j], 1, comma + 1)) {
1560  __kmp_barrier_release_pattern[i] = (kmp_bar_pat_e)j;
1561  break;
1562  }
1563  }
1564  if (j == bp_last_bar) {
1565  __kmp_msg(kmp_ms_warning,
1566  KMP_MSG(BarrReleaseValueInvalid, name, comma + 1),
1567  __kmp_msg_null);
1568  KMP_INFORM(Using_str_Value, name,
1569  __kmp_barrier_pattern_name[bp_linear_bar]);
1570  }
1571  }
1572  }
1573  }
1574 } // __kmp_stg_parse_barrier_pattern
1575 
1576 static void __kmp_stg_print_barrier_pattern(kmp_str_buf_t *buffer,
1577  char const *name, void *data) {
1578  const char *var;
1579  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1580  var = __kmp_barrier_pattern_env_name[i];
1581  if (strcmp(var, name) == 0) {
1582  int j = __kmp_barrier_gather_pattern[i];
1583  int k = __kmp_barrier_release_pattern[i];
1584  if (__kmp_env_format) {
1585  KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_pattern_env_name[i]);
1586  } else {
1587  __kmp_str_buf_print(buffer, " %s='",
1588  __kmp_barrier_pattern_env_name[i]);
1589  }
1590  __kmp_str_buf_print(buffer, "%s,%s'\n", __kmp_barrier_pattern_name[j],
1591  __kmp_barrier_pattern_name[k]);
1592  }
1593  }
1594 } // __kmp_stg_print_barrier_pattern
1595 
1596 // -----------------------------------------------------------------------------
1597 // KMP_ABORT_DELAY
1598 
1599 static void __kmp_stg_parse_abort_delay(char const *name, char const *value,
1600  void *data) {
1601  // Units of KMP_DELAY_ABORT are seconds, units of __kmp_abort_delay is
1602  // milliseconds.
1603  int delay = __kmp_abort_delay / 1000;
1604  __kmp_stg_parse_int(name, value, 0, INT_MAX / 1000, &delay);
1605  __kmp_abort_delay = delay * 1000;
1606 } // __kmp_stg_parse_abort_delay
1607 
1608 static void __kmp_stg_print_abort_delay(kmp_str_buf_t *buffer, char const *name,
1609  void *data) {
1610  __kmp_stg_print_int(buffer, name, __kmp_abort_delay);
1611 } // __kmp_stg_print_abort_delay
1612 
1613 // -----------------------------------------------------------------------------
1614 // KMP_CPUINFO_FILE
1615 
1616 static void __kmp_stg_parse_cpuinfo_file(char const *name, char const *value,
1617  void *data) {
1618 #if KMP_AFFINITY_SUPPORTED
1619  __kmp_stg_parse_str(name, value, &__kmp_cpuinfo_file);
1620  K_DIAG(1, ("__kmp_cpuinfo_file == %s\n", __kmp_cpuinfo_file));
1621 #endif
1622 } //__kmp_stg_parse_cpuinfo_file
1623 
1624 static void __kmp_stg_print_cpuinfo_file(kmp_str_buf_t *buffer,
1625  char const *name, void *data) {
1626 #if KMP_AFFINITY_SUPPORTED
1627  if (__kmp_env_format) {
1628  KMP_STR_BUF_PRINT_NAME;
1629  } else {
1630  __kmp_str_buf_print(buffer, " %s", name);
1631  }
1632  if (__kmp_cpuinfo_file) {
1633  __kmp_str_buf_print(buffer, "='%s'\n", __kmp_cpuinfo_file);
1634  } else {
1635  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1636  }
1637 #endif
1638 } //__kmp_stg_print_cpuinfo_file
1639 
1640 // -----------------------------------------------------------------------------
1641 // KMP_FORCE_REDUCTION, KMP_DETERMINISTIC_REDUCTION
1642 
1643 static void __kmp_stg_parse_force_reduction(char const *name, char const *value,
1644  void *data) {
1645  kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data;
1646  int rc;
1647 
1648  rc = __kmp_stg_check_rivals(name, value, reduction->rivals);
1649  if (rc) {
1650  return;
1651  }
1652  if (reduction->force) {
1653  if (value != 0) {
1654  if (__kmp_str_match("critical", 0, value))
1655  __kmp_force_reduction_method = critical_reduce_block;
1656  else if (__kmp_str_match("atomic", 0, value))
1657  __kmp_force_reduction_method = atomic_reduce_block;
1658  else if (__kmp_str_match("tree", 0, value))
1659  __kmp_force_reduction_method = tree_reduce_block;
1660  else {
1661  KMP_FATAL(UnknownForceReduction, name, value);
1662  }
1663  }
1664  } else {
1665  __kmp_stg_parse_bool(name, value, &__kmp_determ_red);
1666  if (__kmp_determ_red) {
1667  __kmp_force_reduction_method = tree_reduce_block;
1668  } else {
1669  __kmp_force_reduction_method = reduction_method_not_defined;
1670  }
1671  }
1672  K_DIAG(1, ("__kmp_force_reduction_method == %d\n",
1673  __kmp_force_reduction_method));
1674 } // __kmp_stg_parse_force_reduction
1675 
1676 static void __kmp_stg_print_force_reduction(kmp_str_buf_t *buffer,
1677  char const *name, void *data) {
1678 
1679  kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data;
1680  if (reduction->force) {
1681  if (__kmp_force_reduction_method == critical_reduce_block) {
1682  __kmp_stg_print_str(buffer, name, "critical");
1683  } else if (__kmp_force_reduction_method == atomic_reduce_block) {
1684  __kmp_stg_print_str(buffer, name, "atomic");
1685  } else if (__kmp_force_reduction_method == tree_reduce_block) {
1686  __kmp_stg_print_str(buffer, name, "tree");
1687  } else {
1688  if (__kmp_env_format) {
1689  KMP_STR_BUF_PRINT_NAME;
1690  } else {
1691  __kmp_str_buf_print(buffer, " %s", name);
1692  }
1693  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1694  }
1695  } else {
1696  __kmp_stg_print_bool(buffer, name, __kmp_determ_red);
1697  }
1698 
1699 } // __kmp_stg_print_force_reduction
1700 
1701 // -----------------------------------------------------------------------------
1702 // KMP_STORAGE_MAP
1703 
1704 static void __kmp_stg_parse_storage_map(char const *name, char const *value,
1705  void *data) {
1706  if (__kmp_str_match("verbose", 1, value)) {
1707  __kmp_storage_map = TRUE;
1708  __kmp_storage_map_verbose = TRUE;
1709  __kmp_storage_map_verbose_specified = TRUE;
1710 
1711  } else {
1712  __kmp_storage_map_verbose = FALSE;
1713  __kmp_stg_parse_bool(name, value, &__kmp_storage_map); // !!!
1714  }
1715 } // __kmp_stg_parse_storage_map
1716 
1717 static void __kmp_stg_print_storage_map(kmp_str_buf_t *buffer, char const *name,
1718  void *data) {
1719  if (__kmp_storage_map_verbose || __kmp_storage_map_verbose_specified) {
1720  __kmp_stg_print_str(buffer, name, "verbose");
1721  } else {
1722  __kmp_stg_print_bool(buffer, name, __kmp_storage_map);
1723  }
1724 } // __kmp_stg_print_storage_map
1725 
1726 // -----------------------------------------------------------------------------
1727 // KMP_ALL_THREADPRIVATE
1728 
1729 static void __kmp_stg_parse_all_threadprivate(char const *name,
1730  char const *value, void *data) {
1731  __kmp_stg_parse_int(name, value,
1732  __kmp_allThreadsSpecified ? __kmp_max_nth : 1,
1733  __kmp_max_nth, &__kmp_tp_capacity);
1734 } // __kmp_stg_parse_all_threadprivate
1735 
1736 static void __kmp_stg_print_all_threadprivate(kmp_str_buf_t *buffer,
1737  char const *name, void *data) {
1738  __kmp_stg_print_int(buffer, name, __kmp_tp_capacity);
1739 }
1740 
1741 // -----------------------------------------------------------------------------
1742 // KMP_FOREIGN_THREADS_THREADPRIVATE
1743 
1744 static void __kmp_stg_parse_foreign_threads_threadprivate(char const *name,
1745  char const *value,
1746  void *data) {
1747  __kmp_stg_parse_bool(name, value, &__kmp_foreign_tp);
1748 } // __kmp_stg_parse_foreign_threads_threadprivate
1749 
1750 static void __kmp_stg_print_foreign_threads_threadprivate(kmp_str_buf_t *buffer,
1751  char const *name,
1752  void *data) {
1753  __kmp_stg_print_bool(buffer, name, __kmp_foreign_tp);
1754 } // __kmp_stg_print_foreign_threads_threadprivate
1755 
1756 // -----------------------------------------------------------------------------
1757 // KMP_AFFINITY, GOMP_CPU_AFFINITY, KMP_TOPOLOGY_METHOD
1758 
1759 #if KMP_AFFINITY_SUPPORTED
1760 // Parse the proc id list. Return TRUE if successful, FALSE otherwise.
1761 static int __kmp_parse_affinity_proc_id_list(const char *var, const char *env,
1762  const char **nextEnv,
1763  char **proclist) {
1764  const char *scan = env;
1765  const char *next = scan;
1766  int empty = TRUE;
1767 
1768  *proclist = NULL;
1769 
1770  for (;;) {
1771  int start, end, stride;
1772 
1773  SKIP_WS(scan);
1774  next = scan;
1775  if (*next == '\0') {
1776  break;
1777  }
1778 
1779  if (*next == '{') {
1780  int num;
1781  next++; // skip '{'
1782  SKIP_WS(next);
1783  scan = next;
1784 
1785  // Read the first integer in the set.
1786  if ((*next < '0') || (*next > '9')) {
1787  KMP_WARNING(AffSyntaxError, var);
1788  return FALSE;
1789  }
1790  SKIP_DIGITS(next);
1791  num = __kmp_str_to_int(scan, *next);
1792  KMP_ASSERT(num >= 0);
1793 
1794  for (;;) {
1795  // Check for end of set.
1796  SKIP_WS(next);
1797  if (*next == '}') {
1798  next++; // skip '}'
1799  break;
1800  }
1801 
1802  // Skip optional comma.
1803  if (*next == ',') {
1804  next++;
1805  }
1806  SKIP_WS(next);
1807 
1808  // Read the next integer in the set.
1809  scan = next;
1810  if ((*next < '0') || (*next > '9')) {
1811  KMP_WARNING(AffSyntaxError, var);
1812  return FALSE;
1813  }
1814 
1815  SKIP_DIGITS(next);
1816  num = __kmp_str_to_int(scan, *next);
1817  KMP_ASSERT(num >= 0);
1818  }
1819  empty = FALSE;
1820 
1821  SKIP_WS(next);
1822  if (*next == ',') {
1823  next++;
1824  }
1825  scan = next;
1826  continue;
1827  }
1828 
1829  // Next character is not an integer => end of list
1830  if ((*next < '0') || (*next > '9')) {
1831  if (empty) {
1832  KMP_WARNING(AffSyntaxError, var);
1833  return FALSE;
1834  }
1835  break;
1836  }
1837 
1838  // Read the first integer.
1839  SKIP_DIGITS(next);
1840  start = __kmp_str_to_int(scan, *next);
1841  KMP_ASSERT(start >= 0);
1842  SKIP_WS(next);
1843 
1844  // If this isn't a range, then go on.
1845  if (*next != '-') {
1846  empty = FALSE;
1847 
1848  // Skip optional comma.
1849  if (*next == ',') {
1850  next++;
1851  }
1852  scan = next;
1853  continue;
1854  }
1855 
1856  // This is a range. Skip over the '-' and read in the 2nd int.
1857  next++; // skip '-'
1858  SKIP_WS(next);
1859  scan = next;
1860  if ((*next < '0') || (*next > '9')) {
1861  KMP_WARNING(AffSyntaxError, var);
1862  return FALSE;
1863  }
1864  SKIP_DIGITS(next);
1865  end = __kmp_str_to_int(scan, *next);
1866  KMP_ASSERT(end >= 0);
1867 
1868  // Check for a stride parameter
1869  stride = 1;
1870  SKIP_WS(next);
1871  if (*next == ':') {
1872  // A stride is specified. Skip over the ':" and read the 3rd int.
1873  int sign = +1;
1874  next++; // skip ':'
1875  SKIP_WS(next);
1876  scan = next;
1877  if (*next == '-') {
1878  sign = -1;
1879  next++;
1880  SKIP_WS(next);
1881  scan = next;
1882  }
1883  if ((*next < '0') || (*next > '9')) {
1884  KMP_WARNING(AffSyntaxError, var);
1885  return FALSE;
1886  }
1887  SKIP_DIGITS(next);
1888  stride = __kmp_str_to_int(scan, *next);
1889  KMP_ASSERT(stride >= 0);
1890  stride *= sign;
1891  }
1892 
1893  // Do some range checks.
1894  if (stride == 0) {
1895  KMP_WARNING(AffZeroStride, var);
1896  return FALSE;
1897  }
1898  if (stride > 0) {
1899  if (start > end) {
1900  KMP_WARNING(AffStartGreaterEnd, var, start, end);
1901  return FALSE;
1902  }
1903  } else {
1904  if (start < end) {
1905  KMP_WARNING(AffStrideLessZero, var, start, end);
1906  return FALSE;
1907  }
1908  }
1909  if ((end - start) / stride > 65536) {
1910  KMP_WARNING(AffRangeTooBig, var, end, start, stride);
1911  return FALSE;
1912  }
1913 
1914  empty = FALSE;
1915 
1916  // Skip optional comma.
1917  SKIP_WS(next);
1918  if (*next == ',') {
1919  next++;
1920  }
1921  scan = next;
1922  }
1923 
1924  *nextEnv = next;
1925 
1926  {
1927  int len = next - env;
1928  char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
1929  KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
1930  retlist[len] = '\0';
1931  *proclist = retlist;
1932  }
1933  return TRUE;
1934 }
1935 
1936 // If KMP_AFFINITY is specified without a type, then
1937 // __kmp_affinity_notype should point to its setting.
1938 static kmp_setting_t *__kmp_affinity_notype = NULL;
1939 
1940 static void __kmp_parse_affinity_env(char const *name, char const *value,
1941  enum affinity_type *out_type,
1942  char **out_proclist, int *out_verbose,
1943  int *out_warn, int *out_respect,
1944  enum affinity_gran *out_gran,
1945  int *out_gran_levels, int *out_dups,
1946  int *out_compact, int *out_offset) {
1947  char *buffer = NULL; // Copy of env var value.
1948  char *buf = NULL; // Buffer for strtok_r() function.
1949  char *next = NULL; // end of token / start of next.
1950  const char *start; // start of current token (for err msgs)
1951  int count = 0; // Counter of parsed integer numbers.
1952  int number[2]; // Parsed numbers.
1953 
1954  // Guards.
1955  int type = 0;
1956  int proclist = 0;
1957  int verbose = 0;
1958  int warnings = 0;
1959  int respect = 0;
1960  int gran = 0;
1961  int dups = 0;
1962 
1963  KMP_ASSERT(value != NULL);
1964 
1965  if (TCR_4(__kmp_init_middle)) {
1966  KMP_WARNING(EnvMiddleWarn, name);
1967  __kmp_env_toPrint(name, 0);
1968  return;
1969  }
1970  __kmp_env_toPrint(name, 1);
1971 
1972  buffer =
1973  __kmp_str_format("%s", value); // Copy env var to keep original intact.
1974  buf = buffer;
1975  SKIP_WS(buf);
1976 
1977 // Helper macros.
1978 
1979 // If we see a parse error, emit a warning and scan to the next ",".
1980 //
1981 // FIXME - there's got to be a better way to print an error
1982 // message, hopefully without overwritting peices of buf.
1983 #define EMIT_WARN(skip, errlist) \
1984  { \
1985  char ch; \
1986  if (skip) { \
1987  SKIP_TO(next, ','); \
1988  } \
1989  ch = *next; \
1990  *next = '\0'; \
1991  KMP_WARNING errlist; \
1992  *next = ch; \
1993  if (skip) { \
1994  if (ch == ',') \
1995  next++; \
1996  } \
1997  buf = next; \
1998  }
1999 
2000 #define _set_param(_guard, _var, _val) \
2001  { \
2002  if (_guard == 0) { \
2003  _var = _val; \
2004  } else { \
2005  EMIT_WARN(FALSE, (AffParamDefined, name, start)); \
2006  } \
2007  ++_guard; \
2008  }
2009 
2010 #define set_type(val) _set_param(type, *out_type, val)
2011 #define set_verbose(val) _set_param(verbose, *out_verbose, val)
2012 #define set_warnings(val) _set_param(warnings, *out_warn, val)
2013 #define set_respect(val) _set_param(respect, *out_respect, val)
2014 #define set_dups(val) _set_param(dups, *out_dups, val)
2015 #define set_proclist(val) _set_param(proclist, *out_proclist, val)
2016 
2017 #define set_gran(val, levels) \
2018  { \
2019  if (gran == 0) { \
2020  *out_gran = val; \
2021  *out_gran_levels = levels; \
2022  } else { \
2023  EMIT_WARN(FALSE, (AffParamDefined, name, start)); \
2024  } \
2025  ++gran; \
2026  }
2027 
2028 #if OMP_40_ENABLED
2029  KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
2030  (__kmp_nested_proc_bind.used > 0));
2031 #endif
2032 
2033  while (*buf != '\0') {
2034  start = next = buf;
2035 
2036  if (__kmp_match_str("none", buf, CCAST(const char **, &next))) {
2037  set_type(affinity_none);
2038 #if OMP_40_ENABLED
2039  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2040 #endif
2041  buf = next;
2042  } else if (__kmp_match_str("scatter", buf, CCAST(const char **, &next))) {
2043  set_type(affinity_scatter);
2044 #if OMP_40_ENABLED
2045  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2046 #endif
2047  buf = next;
2048  } else if (__kmp_match_str("compact", buf, CCAST(const char **, &next))) {
2049  set_type(affinity_compact);
2050 #if OMP_40_ENABLED
2051  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2052 #endif
2053  buf = next;
2054  } else if (__kmp_match_str("logical", buf, CCAST(const char **, &next))) {
2055  set_type(affinity_logical);
2056 #if OMP_40_ENABLED
2057  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2058 #endif
2059  buf = next;
2060  } else if (__kmp_match_str("physical", buf, CCAST(const char **, &next))) {
2061  set_type(affinity_physical);
2062 #if OMP_40_ENABLED
2063  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2064 #endif
2065  buf = next;
2066  } else if (__kmp_match_str("explicit", buf, CCAST(const char **, &next))) {
2067  set_type(affinity_explicit);
2068 #if OMP_40_ENABLED
2069  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2070 #endif
2071  buf = next;
2072  } else if (__kmp_match_str("balanced", buf, CCAST(const char **, &next))) {
2073  set_type(affinity_balanced);
2074 #if OMP_40_ENABLED
2075  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2076 #endif
2077  buf = next;
2078  } else if (__kmp_match_str("disabled", buf, CCAST(const char **, &next))) {
2079  set_type(affinity_disabled);
2080 #if OMP_40_ENABLED
2081  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2082 #endif
2083  buf = next;
2084  } else if (__kmp_match_str("verbose", buf, CCAST(const char **, &next))) {
2085  set_verbose(TRUE);
2086  buf = next;
2087  } else if (__kmp_match_str("noverbose", buf, CCAST(const char **, &next))) {
2088  set_verbose(FALSE);
2089  buf = next;
2090  } else if (__kmp_match_str("warnings", buf, CCAST(const char **, &next))) {
2091  set_warnings(TRUE);
2092  buf = next;
2093  } else if (__kmp_match_str("nowarnings", buf,
2094  CCAST(const char **, &next))) {
2095  set_warnings(FALSE);
2096  buf = next;
2097  } else if (__kmp_match_str("respect", buf, CCAST(const char **, &next))) {
2098  set_respect(TRUE);
2099  buf = next;
2100  } else if (__kmp_match_str("norespect", buf, CCAST(const char **, &next))) {
2101  set_respect(FALSE);
2102  buf = next;
2103  } else if (__kmp_match_str("duplicates", buf,
2104  CCAST(const char **, &next)) ||
2105  __kmp_match_str("dups", buf, CCAST(const char **, &next))) {
2106  set_dups(TRUE);
2107  buf = next;
2108  } else if (__kmp_match_str("noduplicates", buf,
2109  CCAST(const char **, &next)) ||
2110  __kmp_match_str("nodups", buf, CCAST(const char **, &next))) {
2111  set_dups(FALSE);
2112  buf = next;
2113  } else if (__kmp_match_str("granularity", buf,
2114  CCAST(const char **, &next)) ||
2115  __kmp_match_str("gran", buf, CCAST(const char **, &next))) {
2116  SKIP_WS(next);
2117  if (*next != '=') {
2118  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2119  continue;
2120  }
2121  next++; // skip '='
2122  SKIP_WS(next);
2123 
2124  buf = next;
2125  if (__kmp_match_str("fine", buf, CCAST(const char **, &next))) {
2126  set_gran(affinity_gran_fine, -1);
2127  buf = next;
2128  } else if (__kmp_match_str("thread", buf, CCAST(const char **, &next))) {
2129  set_gran(affinity_gran_thread, -1);
2130  buf = next;
2131  } else if (__kmp_match_str("core", buf, CCAST(const char **, &next))) {
2132  set_gran(affinity_gran_core, -1);
2133  buf = next;
2134 #if KMP_USE_HWLOC
2135  } else if (__kmp_match_str("tile", buf, CCAST(const char **, &next))) {
2136  set_gran(affinity_gran_tile, -1);
2137  buf = next;
2138 #endif
2139  } else if (__kmp_match_str("package", buf, CCAST(const char **, &next))) {
2140  set_gran(affinity_gran_package, -1);
2141  buf = next;
2142  } else if (__kmp_match_str("node", buf, CCAST(const char **, &next))) {
2143  set_gran(affinity_gran_node, -1);
2144  buf = next;
2145 #if KMP_GROUP_AFFINITY
2146  } else if (__kmp_match_str("group", buf, CCAST(const char **, &next))) {
2147  set_gran(affinity_gran_group, -1);
2148  buf = next;
2149 #endif /* KMP_GROUP AFFINITY */
2150  } else if ((*buf >= '0') && (*buf <= '9')) {
2151  int n;
2152  next = buf;
2153  SKIP_DIGITS(next);
2154  n = __kmp_str_to_int(buf, *next);
2155  KMP_ASSERT(n >= 0);
2156  buf = next;
2157  set_gran(affinity_gran_default, n);
2158  } else {
2159  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2160  continue;
2161  }
2162  } else if (__kmp_match_str("proclist", buf, CCAST(const char **, &next))) {
2163  char *temp_proclist;
2164 
2165  SKIP_WS(next);
2166  if (*next != '=') {
2167  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2168  continue;
2169  }
2170  next++; // skip '='
2171  SKIP_WS(next);
2172  if (*next != '[') {
2173  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2174  continue;
2175  }
2176  next++; // skip '['
2177  buf = next;
2178  if (!__kmp_parse_affinity_proc_id_list(
2179  name, buf, CCAST(const char **, &next), &temp_proclist)) {
2180  // warning already emitted.
2181  SKIP_TO(next, ']');
2182  if (*next == ']')
2183  next++;
2184  SKIP_TO(next, ',');
2185  if (*next == ',')
2186  next++;
2187  buf = next;
2188  continue;
2189  }
2190  if (*next != ']') {
2191  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2192  continue;
2193  }
2194  next++; // skip ']'
2195  set_proclist(temp_proclist);
2196  } else if ((*buf >= '0') && (*buf <= '9')) {
2197  // Parse integer numbers -- permute and offset.
2198  int n;
2199  next = buf;
2200  SKIP_DIGITS(next);
2201  n = __kmp_str_to_int(buf, *next);
2202  KMP_ASSERT(n >= 0);
2203  buf = next;
2204  if (count < 2) {
2205  number[count] = n;
2206  } else {
2207  KMP_WARNING(AffManyParams, name, start);
2208  }
2209  ++count;
2210  } else {
2211  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2212  continue;
2213  }
2214 
2215  SKIP_WS(next);
2216  if (*next == ',') {
2217  next++;
2218  SKIP_WS(next);
2219  } else if (*next != '\0') {
2220  const char *temp = next;
2221  EMIT_WARN(TRUE, (ParseExtraCharsWarn, name, temp));
2222  continue;
2223  }
2224  buf = next;
2225  } // while
2226 
2227 #undef EMIT_WARN
2228 #undef _set_param
2229 #undef set_type
2230 #undef set_verbose
2231 #undef set_warnings
2232 #undef set_respect
2233 #undef set_granularity
2234 
2235  __kmp_str_free(&buffer);
2236 
2237  if (proclist) {
2238  if (!type) {
2239  KMP_WARNING(AffProcListNoType, name);
2240  *out_type = affinity_explicit;
2241 #if OMP_40_ENABLED
2242  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2243 #endif
2244  } else if (*out_type != affinity_explicit) {
2245  KMP_WARNING(AffProcListNotExplicit, name);
2246  KMP_ASSERT(*out_proclist != NULL);
2247  KMP_INTERNAL_FREE(*out_proclist);
2248  *out_proclist = NULL;
2249  }
2250  }
2251  switch (*out_type) {
2252  case affinity_logical:
2253  case affinity_physical: {
2254  if (count > 0) {
2255  *out_offset = number[0];
2256  }
2257  if (count > 1) {
2258  KMP_WARNING(AffManyParamsForLogic, name, number[1]);
2259  }
2260  } break;
2261  case affinity_balanced: {
2262  if (count > 0) {
2263  *out_compact = number[0];
2264  }
2265  if (count > 1) {
2266  *out_offset = number[1];
2267  }
2268 
2269  if (__kmp_affinity_gran == affinity_gran_default) {
2270 #if KMP_MIC_SUPPORTED
2271  if (__kmp_mic_type != non_mic) {
2272  if (__kmp_affinity_verbose || __kmp_affinity_warnings) {
2273  KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "fine");
2274  }
2275  __kmp_affinity_gran = affinity_gran_fine;
2276  } else
2277 #endif
2278  {
2279  if (__kmp_affinity_verbose || __kmp_affinity_warnings) {
2280  KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "core");
2281  }
2282  __kmp_affinity_gran = affinity_gran_core;
2283  }
2284  }
2285  } break;
2286  case affinity_scatter:
2287  case affinity_compact: {
2288  if (count > 0) {
2289  *out_compact = number[0];
2290  }
2291  if (count > 1) {
2292  *out_offset = number[1];
2293  }
2294  } break;
2295  case affinity_explicit: {
2296  if (*out_proclist == NULL) {
2297  KMP_WARNING(AffNoProcList, name);
2298  __kmp_affinity_type = affinity_none;
2299  }
2300  if (count > 0) {
2301  KMP_WARNING(AffNoParam, name, "explicit");
2302  }
2303  } break;
2304  case affinity_none: {
2305  if (count > 0) {
2306  KMP_WARNING(AffNoParam, name, "none");
2307  }
2308  } break;
2309  case affinity_disabled: {
2310  if (count > 0) {
2311  KMP_WARNING(AffNoParam, name, "disabled");
2312  }
2313  } break;
2314  case affinity_default: {
2315  if (count > 0) {
2316  KMP_WARNING(AffNoParam, name, "default");
2317  }
2318  } break;
2319  default: { KMP_ASSERT(0); }
2320  }
2321 } // __kmp_parse_affinity_env
2322 
2323 static void __kmp_stg_parse_affinity(char const *name, char const *value,
2324  void *data) {
2325  kmp_setting_t **rivals = (kmp_setting_t **)data;
2326  int rc;
2327 
2328  rc = __kmp_stg_check_rivals(name, value, rivals);
2329  if (rc) {
2330  return;
2331  }
2332 
2333  __kmp_parse_affinity_env(name, value, &__kmp_affinity_type,
2334  &__kmp_affinity_proclist, &__kmp_affinity_verbose,
2335  &__kmp_affinity_warnings,
2336  &__kmp_affinity_respect_mask, &__kmp_affinity_gran,
2337  &__kmp_affinity_gran_levels, &__kmp_affinity_dups,
2338  &__kmp_affinity_compact, &__kmp_affinity_offset);
2339 
2340 } // __kmp_stg_parse_affinity
2341 
2342 static void __kmp_stg_print_affinity(kmp_str_buf_t *buffer, char const *name,
2343  void *data) {
2344  if (__kmp_env_format) {
2345  KMP_STR_BUF_PRINT_NAME_EX(name);
2346  } else {
2347  __kmp_str_buf_print(buffer, " %s='", name);
2348  }
2349  if (__kmp_affinity_verbose) {
2350  __kmp_str_buf_print(buffer, "%s,", "verbose");
2351  } else {
2352  __kmp_str_buf_print(buffer, "%s,", "noverbose");
2353  }
2354  if (__kmp_affinity_warnings) {
2355  __kmp_str_buf_print(buffer, "%s,", "warnings");
2356  } else {
2357  __kmp_str_buf_print(buffer, "%s,", "nowarnings");
2358  }
2359  if (KMP_AFFINITY_CAPABLE()) {
2360  if (__kmp_affinity_respect_mask) {
2361  __kmp_str_buf_print(buffer, "%s,", "respect");
2362  } else {
2363  __kmp_str_buf_print(buffer, "%s,", "norespect");
2364  }
2365  switch (__kmp_affinity_gran) {
2366  case affinity_gran_default:
2367  __kmp_str_buf_print(buffer, "%s", "granularity=default,");
2368  break;
2369  case affinity_gran_fine:
2370  __kmp_str_buf_print(buffer, "%s", "granularity=fine,");
2371  break;
2372  case affinity_gran_thread:
2373  __kmp_str_buf_print(buffer, "%s", "granularity=thread,");
2374  break;
2375  case affinity_gran_core:
2376  __kmp_str_buf_print(buffer, "%s", "granularity=core,");
2377  break;
2378  case affinity_gran_package:
2379  __kmp_str_buf_print(buffer, "%s", "granularity=package,");
2380  break;
2381  case affinity_gran_node:
2382  __kmp_str_buf_print(buffer, "%s", "granularity=node,");
2383  break;
2384 #if KMP_GROUP_AFFINITY
2385  case affinity_gran_group:
2386  __kmp_str_buf_print(buffer, "%s", "granularity=group,");
2387  break;
2388 #endif /* KMP_GROUP_AFFINITY */
2389  }
2390  }
2391  if (!KMP_AFFINITY_CAPABLE()) {
2392  __kmp_str_buf_print(buffer, "%s", "disabled");
2393  } else
2394  switch (__kmp_affinity_type) {
2395  case affinity_none:
2396  __kmp_str_buf_print(buffer, "%s", "none");
2397  break;
2398  case affinity_physical:
2399  __kmp_str_buf_print(buffer, "%s,%d", "physical", __kmp_affinity_offset);
2400  break;
2401  case affinity_logical:
2402  __kmp_str_buf_print(buffer, "%s,%d", "logical", __kmp_affinity_offset);
2403  break;
2404  case affinity_compact:
2405  __kmp_str_buf_print(buffer, "%s,%d,%d", "compact", __kmp_affinity_compact,
2406  __kmp_affinity_offset);
2407  break;
2408  case affinity_scatter:
2409  __kmp_str_buf_print(buffer, "%s,%d,%d", "scatter", __kmp_affinity_compact,
2410  __kmp_affinity_offset);
2411  break;
2412  case affinity_explicit:
2413  __kmp_str_buf_print(buffer, "%s=[%s],%s", "proclist",
2414  __kmp_affinity_proclist, "explicit");
2415  break;
2416  case affinity_balanced:
2417  __kmp_str_buf_print(buffer, "%s,%d,%d", "balanced",
2418  __kmp_affinity_compact, __kmp_affinity_offset);
2419  break;
2420  case affinity_disabled:
2421  __kmp_str_buf_print(buffer, "%s", "disabled");
2422  break;
2423  case affinity_default:
2424  __kmp_str_buf_print(buffer, "%s", "default");
2425  break;
2426  default:
2427  __kmp_str_buf_print(buffer, "%s", "<unknown>");
2428  break;
2429  }
2430  __kmp_str_buf_print(buffer, "'\n");
2431 } //__kmp_stg_print_affinity
2432 
2433 #ifdef KMP_GOMP_COMPAT
2434 
2435 static void __kmp_stg_parse_gomp_cpu_affinity(char const *name,
2436  char const *value, void *data) {
2437  const char *next = NULL;
2438  char *temp_proclist;
2439  kmp_setting_t **rivals = (kmp_setting_t **)data;
2440  int rc;
2441 
2442  rc = __kmp_stg_check_rivals(name, value, rivals);
2443  if (rc) {
2444  return;
2445  }
2446 
2447  if (TCR_4(__kmp_init_middle)) {
2448  KMP_WARNING(EnvMiddleWarn, name);
2449  __kmp_env_toPrint(name, 0);
2450  return;
2451  }
2452 
2453  __kmp_env_toPrint(name, 1);
2454 
2455  if (__kmp_parse_affinity_proc_id_list(name, value, &next, &temp_proclist)) {
2456  SKIP_WS(next);
2457  if (*next == '\0') {
2458  // GOMP_CPU_AFFINITY => granularity=fine,explicit,proclist=...
2459  __kmp_affinity_proclist = temp_proclist;
2460  __kmp_affinity_type = affinity_explicit;
2461  __kmp_affinity_gran = affinity_gran_fine;
2462 #if OMP_40_ENABLED
2463  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2464 #endif
2465  } else {
2466  KMP_WARNING(AffSyntaxError, name);
2467  if (temp_proclist != NULL) {
2468  KMP_INTERNAL_FREE((void *)temp_proclist);
2469  }
2470  }
2471  } else {
2472  // Warning already emitted
2473  __kmp_affinity_type = affinity_none;
2474 #if OMP_40_ENABLED
2475  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2476 #endif
2477  }
2478 } // __kmp_stg_parse_gomp_cpu_affinity
2479 
2480 #endif /* KMP_GOMP_COMPAT */
2481 
2482 #if OMP_40_ENABLED
2483 
2484 /*-----------------------------------------------------------------------------
2485 The OMP_PLACES proc id list parser. Here is the grammar:
2486 
2487 place_list := place
2488 place_list := place , place_list
2489 place := num
2490 place := place : num
2491 place := place : num : signed
2492 place := { subplacelist }
2493 place := ! place // (lowest priority)
2494 subplace_list := subplace
2495 subplace_list := subplace , subplace_list
2496 subplace := num
2497 subplace := num : num
2498 subplace := num : num : signed
2499 signed := num
2500 signed := + signed
2501 signed := - signed
2502 -----------------------------------------------------------------------------*/
2503 
2504 static int __kmp_parse_subplace_list(const char *var, const char **scan) {
2505  const char *next;
2506 
2507  for (;;) {
2508  int start, count, stride;
2509 
2510  //
2511  // Read in the starting proc id
2512  //
2513  SKIP_WS(*scan);
2514  if ((**scan < '0') || (**scan > '9')) {
2515  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2516  return FALSE;
2517  }
2518  next = *scan;
2519  SKIP_DIGITS(next);
2520  start = __kmp_str_to_int(*scan, *next);
2521  KMP_ASSERT(start >= 0);
2522  *scan = next;
2523 
2524  // valid follow sets are ',' ':' and '}'
2525  SKIP_WS(*scan);
2526  if (**scan == '}') {
2527  break;
2528  }
2529  if (**scan == ',') {
2530  (*scan)++; // skip ','
2531  continue;
2532  }
2533  if (**scan != ':') {
2534  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2535  return FALSE;
2536  }
2537  (*scan)++; // skip ':'
2538 
2539  // Read count parameter
2540  SKIP_WS(*scan);
2541  if ((**scan < '0') || (**scan > '9')) {
2542  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2543  return FALSE;
2544  }
2545  next = *scan;
2546  SKIP_DIGITS(next);
2547  count = __kmp_str_to_int(*scan, *next);
2548  KMP_ASSERT(count >= 0);
2549  *scan = next;
2550 
2551  // valid follow sets are ',' ':' and '}'
2552  SKIP_WS(*scan);
2553  if (**scan == '}') {
2554  break;
2555  }
2556  if (**scan == ',') {
2557  (*scan)++; // skip ','
2558  continue;
2559  }
2560  if (**scan != ':') {
2561  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2562  return FALSE;
2563  }
2564  (*scan)++; // skip ':'
2565 
2566  // Read stride parameter
2567  int sign = +1;
2568  for (;;) {
2569  SKIP_WS(*scan);
2570  if (**scan == '+') {
2571  (*scan)++; // skip '+'
2572  continue;
2573  }
2574  if (**scan == '-') {
2575  sign *= -1;
2576  (*scan)++; // skip '-'
2577  continue;
2578  }
2579  break;
2580  }
2581  SKIP_WS(*scan);
2582  if ((**scan < '0') || (**scan > '9')) {
2583  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2584  return FALSE;
2585  }
2586  next = *scan;
2587  SKIP_DIGITS(next);
2588  stride = __kmp_str_to_int(*scan, *next);
2589  KMP_ASSERT(stride >= 0);
2590  *scan = next;
2591  stride *= sign;
2592 
2593  // valid follow sets are ',' and '}'
2594  SKIP_WS(*scan);
2595  if (**scan == '}') {
2596  break;
2597  }
2598  if (**scan == ',') {
2599  (*scan)++; // skip ','
2600  continue;
2601  }
2602 
2603  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2604  return FALSE;
2605  }
2606  return TRUE;
2607 }
2608 
2609 static int __kmp_parse_place(const char *var, const char **scan) {
2610  const char *next;
2611 
2612  // valid follow sets are '{' '!' and num
2613  SKIP_WS(*scan);
2614  if (**scan == '{') {
2615  (*scan)++; // skip '{'
2616  if (!__kmp_parse_subplace_list(var, scan)) {
2617  return FALSE;
2618  }
2619  if (**scan != '}') {
2620  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2621  return FALSE;
2622  }
2623  (*scan)++; // skip '}'
2624  } else if (**scan == '!') {
2625  (*scan)++; // skip '!'
2626  return __kmp_parse_place(var, scan); //'!' has lower precedence than ':'
2627  } else if ((**scan >= '0') && (**scan <= '9')) {
2628  next = *scan;
2629  SKIP_DIGITS(next);
2630  int proc = __kmp_str_to_int(*scan, *next);
2631  KMP_ASSERT(proc >= 0);
2632  *scan = next;
2633  } else {
2634  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2635  return FALSE;
2636  }
2637  return TRUE;
2638 }
2639 
2640 static int __kmp_parse_place_list(const char *var, const char *env,
2641  char **place_list) {
2642  const char *scan = env;
2643  const char *next = scan;
2644 
2645  for (;;) {
2646  int count, stride;
2647 
2648  if (!__kmp_parse_place(var, &scan)) {
2649  return FALSE;
2650  }
2651 
2652  // valid follow sets are ',' ':' and EOL
2653  SKIP_WS(scan);
2654  if (*scan == '\0') {
2655  break;
2656  }
2657  if (*scan == ',') {
2658  scan++; // skip ','
2659  continue;
2660  }
2661  if (*scan != ':') {
2662  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2663  return FALSE;
2664  }
2665  scan++; // skip ':'
2666 
2667  // Read count parameter
2668  SKIP_WS(scan);
2669  if ((*scan < '0') || (*scan > '9')) {
2670  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2671  return FALSE;
2672  }
2673  next = scan;
2674  SKIP_DIGITS(next);
2675  count = __kmp_str_to_int(scan, *next);
2676  KMP_ASSERT(count >= 0);
2677  scan = next;
2678 
2679  // valid follow sets are ',' ':' and EOL
2680  SKIP_WS(scan);
2681  if (*scan == '\0') {
2682  break;
2683  }
2684  if (*scan == ',') {
2685  scan++; // skip ','
2686  continue;
2687  }
2688  if (*scan != ':') {
2689  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2690  return FALSE;
2691  }
2692  scan++; // skip ':'
2693 
2694  // Read stride parameter
2695  int sign = +1;
2696  for (;;) {
2697  SKIP_WS(scan);
2698  if (*scan == '+') {
2699  scan++; // skip '+'
2700  continue;
2701  }
2702  if (*scan == '-') {
2703  sign *= -1;
2704  scan++; // skip '-'
2705  continue;
2706  }
2707  break;
2708  }
2709  SKIP_WS(scan);
2710  if ((*scan < '0') || (*scan > '9')) {
2711  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2712  return FALSE;
2713  }
2714  next = scan;
2715  SKIP_DIGITS(next);
2716  stride = __kmp_str_to_int(scan, *next);
2717  KMP_ASSERT(stride >= 0);
2718  scan = next;
2719  stride *= sign;
2720 
2721  // valid follow sets are ',' and EOL
2722  SKIP_WS(scan);
2723  if (*scan == '\0') {
2724  break;
2725  }
2726  if (*scan == ',') {
2727  scan++; // skip ','
2728  continue;
2729  }
2730 
2731  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2732  return FALSE;
2733  }
2734 
2735  {
2736  int len = scan - env;
2737  char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
2738  KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
2739  retlist[len] = '\0';
2740  *place_list = retlist;
2741  }
2742  return TRUE;
2743 }
2744 
2745 static void __kmp_stg_parse_places(char const *name, char const *value,
2746  void *data) {
2747  int count;
2748  const char *scan = value;
2749  const char *next = scan;
2750  const char *kind = "\"threads\"";
2751  kmp_setting_t **rivals = (kmp_setting_t **)data;
2752  int rc;
2753 
2754  rc = __kmp_stg_check_rivals(name, value, rivals);
2755  if (rc) {
2756  return;
2757  }
2758 
2759  // If OMP_PROC_BIND is not specified but OMP_PLACES is,
2760  // then let OMP_PROC_BIND default to true.
2761  if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2762  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2763  }
2764 
2765  //__kmp_affinity_num_places = 0;
2766 
2767  if (__kmp_match_str("threads", scan, &next)) {
2768  scan = next;
2769  __kmp_affinity_type = affinity_compact;
2770  __kmp_affinity_gran = affinity_gran_thread;
2771  __kmp_affinity_dups = FALSE;
2772  kind = "\"threads\"";
2773  } else if (__kmp_match_str("cores", scan, &next)) {
2774  scan = next;
2775  __kmp_affinity_type = affinity_compact;
2776  __kmp_affinity_gran = affinity_gran_core;
2777  __kmp_affinity_dups = FALSE;
2778  kind = "\"cores\"";
2779 #if KMP_USE_HWLOC
2780  } else if (__kmp_match_str("tiles", scan, &next)) {
2781  scan = next;
2782  __kmp_affinity_type = affinity_compact;
2783  __kmp_affinity_gran = affinity_gran_tile;
2784  __kmp_affinity_dups = FALSE;
2785  kind = "\"tiles\"";
2786 #endif
2787  } else if (__kmp_match_str("sockets", scan, &next)) {
2788  scan = next;
2789  __kmp_affinity_type = affinity_compact;
2790  __kmp_affinity_gran = affinity_gran_package;
2791  __kmp_affinity_dups = FALSE;
2792  kind = "\"sockets\"";
2793  } else {
2794  if (__kmp_affinity_proclist != NULL) {
2795  KMP_INTERNAL_FREE((void *)__kmp_affinity_proclist);
2796  __kmp_affinity_proclist = NULL;
2797  }
2798  if (__kmp_parse_place_list(name, value, &__kmp_affinity_proclist)) {
2799  __kmp_affinity_type = affinity_explicit;
2800  __kmp_affinity_gran = affinity_gran_fine;
2801  __kmp_affinity_dups = FALSE;
2802  if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2803  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2804  }
2805  }
2806  return;
2807  }
2808 
2809  if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2810  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2811  }
2812 
2813  SKIP_WS(scan);
2814  if (*scan == '\0') {
2815  return;
2816  }
2817 
2818  // Parse option count parameter in parentheses
2819  if (*scan != '(') {
2820  KMP_WARNING(SyntaxErrorUsing, name, kind);
2821  return;
2822  }
2823  scan++; // skip '('
2824 
2825  SKIP_WS(scan);
2826  next = scan;
2827  SKIP_DIGITS(next);
2828  count = __kmp_str_to_int(scan, *next);
2829  KMP_ASSERT(count >= 0);
2830  scan = next;
2831 
2832  SKIP_WS(scan);
2833  if (*scan != ')') {
2834  KMP_WARNING(SyntaxErrorUsing, name, kind);
2835  return;
2836  }
2837  scan++; // skip ')'
2838 
2839  SKIP_WS(scan);
2840  if (*scan != '\0') {
2841  KMP_WARNING(ParseExtraCharsWarn, name, scan);
2842  }
2843  __kmp_affinity_num_places = count;
2844 }
2845 
2846 static void __kmp_stg_print_places(kmp_str_buf_t *buffer, char const *name,
2847  void *data) {
2848  if (__kmp_env_format) {
2849  KMP_STR_BUF_PRINT_NAME;
2850  } else {
2851  __kmp_str_buf_print(buffer, " %s", name);
2852  }
2853  if ((__kmp_nested_proc_bind.used == 0) ||
2854  (__kmp_nested_proc_bind.bind_types == NULL) ||
2855  (__kmp_nested_proc_bind.bind_types[0] == proc_bind_false)) {
2856  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2857  } else if (__kmp_affinity_type == affinity_explicit) {
2858  if (__kmp_affinity_proclist != NULL) {
2859  __kmp_str_buf_print(buffer, "='%s'\n", __kmp_affinity_proclist);
2860  } else {
2861  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2862  }
2863  } else if (__kmp_affinity_type == affinity_compact) {
2864  int num;
2865  if (__kmp_affinity_num_masks > 0) {
2866  num = __kmp_affinity_num_masks;
2867  } else if (__kmp_affinity_num_places > 0) {
2868  num = __kmp_affinity_num_places;
2869  } else {
2870  num = 0;
2871  }
2872  if (__kmp_affinity_gran == affinity_gran_thread) {
2873  if (num > 0) {
2874  __kmp_str_buf_print(buffer, "='threads(%d)'\n", num);
2875  } else {
2876  __kmp_str_buf_print(buffer, "='threads'\n");
2877  }
2878  } else if (__kmp_affinity_gran == affinity_gran_core) {
2879  if (num > 0) {
2880  __kmp_str_buf_print(buffer, "='cores(%d)' \n", num);
2881  } else {
2882  __kmp_str_buf_print(buffer, "='cores'\n");
2883  }
2884 #if KMP_USE_HWLOC
2885  } else if (__kmp_affinity_gran == affinity_gran_tile) {
2886  if (num > 0) {
2887  __kmp_str_buf_print(buffer, "='tiles(%d)' \n", num);
2888  } else {
2889  __kmp_str_buf_print(buffer, "='tiles'\n");
2890  }
2891 #endif
2892  } else if (__kmp_affinity_gran == affinity_gran_package) {
2893  if (num > 0) {
2894  __kmp_str_buf_print(buffer, "='sockets(%d)'\n", num);
2895  } else {
2896  __kmp_str_buf_print(buffer, "='sockets'\n");
2897  }
2898  } else {
2899  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2900  }
2901  } else {
2902  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2903  }
2904 }
2905 
2906 #endif /* OMP_40_ENABLED */
2907 
2908 #if (!OMP_40_ENABLED)
2909 
2910 static void __kmp_stg_parse_proc_bind(char const *name, char const *value,
2911  void *data) {
2912  int enabled;
2913  kmp_setting_t **rivals = (kmp_setting_t **)data;
2914  int rc;
2915 
2916  rc = __kmp_stg_check_rivals(name, value, rivals);
2917  if (rc) {
2918  return;
2919  }
2920 
2921  // In OMP 3.1, OMP_PROC_BIND is strictly a boolean
2922  __kmp_stg_parse_bool(name, value, &enabled);
2923  if (enabled) {
2924  // OMP_PROC_BIND => granularity=fine,scatter on MIC
2925  // OMP_PROC_BIND => granularity=core,scatter elsewhere
2926  __kmp_affinity_type = affinity_scatter;
2927 #if KMP_MIC_SUPPORTED
2928  if (__kmp_mic_type != non_mic)
2929  __kmp_affinity_gran = affinity_gran_fine;
2930  else
2931 #endif
2932  __kmp_affinity_gran = affinity_gran_core;
2933  } else {
2934  __kmp_affinity_type = affinity_none;
2935  }
2936 } // __kmp_parse_proc_bind
2937 
2938 #endif /* if (! OMP_40_ENABLED) */
2939 
2940 static void __kmp_stg_parse_topology_method(char const *name, char const *value,
2941  void *data) {
2942  if (__kmp_str_match("all", 1, value)) {
2943  __kmp_affinity_top_method = affinity_top_method_all;
2944  }
2945 #if KMP_USE_HWLOC
2946  else if (__kmp_str_match("hwloc", 1, value)) {
2947  __kmp_affinity_top_method = affinity_top_method_hwloc;
2948  }
2949 #endif
2950 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
2951  else if (__kmp_str_match("x2apic id", 9, value) ||
2952  __kmp_str_match("x2apic_id", 9, value) ||
2953  __kmp_str_match("x2apic-id", 9, value) ||
2954  __kmp_str_match("x2apicid", 8, value) ||
2955  __kmp_str_match("cpuid leaf 11", 13, value) ||
2956  __kmp_str_match("cpuid_leaf_11", 13, value) ||
2957  __kmp_str_match("cpuid-leaf-11", 13, value) ||
2958  __kmp_str_match("cpuid leaf11", 12, value) ||
2959  __kmp_str_match("cpuid_leaf11", 12, value) ||
2960  __kmp_str_match("cpuid-leaf11", 12, value) ||
2961  __kmp_str_match("cpuidleaf 11", 12, value) ||
2962  __kmp_str_match("cpuidleaf_11", 12, value) ||
2963  __kmp_str_match("cpuidleaf-11", 12, value) ||
2964  __kmp_str_match("cpuidleaf11", 11, value) ||
2965  __kmp_str_match("cpuid 11", 8, value) ||
2966  __kmp_str_match("cpuid_11", 8, value) ||
2967  __kmp_str_match("cpuid-11", 8, value) ||
2968  __kmp_str_match("cpuid11", 7, value) ||
2969  __kmp_str_match("leaf 11", 7, value) ||
2970  __kmp_str_match("leaf_11", 7, value) ||
2971  __kmp_str_match("leaf-11", 7, value) ||
2972  __kmp_str_match("leaf11", 6, value)) {
2973  __kmp_affinity_top_method = affinity_top_method_x2apicid;
2974  } else if (__kmp_str_match("apic id", 7, value) ||
2975  __kmp_str_match("apic_id", 7, value) ||
2976  __kmp_str_match("apic-id", 7, value) ||
2977  __kmp_str_match("apicid", 6, value) ||
2978  __kmp_str_match("cpuid leaf 4", 12, value) ||
2979  __kmp_str_match("cpuid_leaf_4", 12, value) ||
2980  __kmp_str_match("cpuid-leaf-4", 12, value) ||
2981  __kmp_str_match("cpuid leaf4", 11, value) ||
2982  __kmp_str_match("cpuid_leaf4", 11, value) ||
2983  __kmp_str_match("cpuid-leaf4", 11, value) ||
2984  __kmp_str_match("cpuidleaf 4", 11, value) ||
2985  __kmp_str_match("cpuidleaf_4", 11, value) ||
2986  __kmp_str_match("cpuidleaf-4", 11, value) ||
2987  __kmp_str_match("cpuidleaf4", 10, value) ||
2988  __kmp_str_match("cpuid 4", 7, value) ||
2989  __kmp_str_match("cpuid_4", 7, value) ||
2990  __kmp_str_match("cpuid-4", 7, value) ||
2991  __kmp_str_match("cpuid4", 6, value) ||
2992  __kmp_str_match("leaf 4", 6, value) ||
2993  __kmp_str_match("leaf_4", 6, value) ||
2994  __kmp_str_match("leaf-4", 6, value) ||
2995  __kmp_str_match("leaf4", 5, value)) {
2996  __kmp_affinity_top_method = affinity_top_method_apicid;
2997  }
2998 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
2999  else if (__kmp_str_match("/proc/cpuinfo", 2, value) ||
3000  __kmp_str_match("cpuinfo", 5, value)) {
3001  __kmp_affinity_top_method = affinity_top_method_cpuinfo;
3002  }
3003 #if KMP_GROUP_AFFINITY
3004  else if (__kmp_str_match("group", 1, value)) {
3005  __kmp_affinity_top_method = affinity_top_method_group;
3006  }
3007 #endif /* KMP_GROUP_AFFINITY */
3008  else if (__kmp_str_match("flat", 1, value)) {
3009  __kmp_affinity_top_method = affinity_top_method_flat;
3010  } else {
3011  KMP_WARNING(StgInvalidValue, name, value);
3012  }
3013 } // __kmp_stg_parse_topology_method
3014 
3015 static void __kmp_stg_print_topology_method(kmp_str_buf_t *buffer,
3016  char const *name, void *data) {
3017  char const *value = NULL;
3018 
3019  switch (__kmp_affinity_top_method) {
3020  case affinity_top_method_default:
3021  value = "default";
3022  break;
3023 
3024  case affinity_top_method_all:
3025  value = "all";
3026  break;
3027 
3028 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
3029  case affinity_top_method_x2apicid:
3030  value = "x2APIC id";
3031  break;
3032 
3033  case affinity_top_method_apicid:
3034  value = "APIC id";
3035  break;
3036 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3037 
3038 #if KMP_USE_HWLOC
3039  case affinity_top_method_hwloc:
3040  value = "hwloc";
3041  break;
3042 #endif
3043 
3044  case affinity_top_method_cpuinfo:
3045  value = "cpuinfo";
3046  break;
3047 
3048 #if KMP_GROUP_AFFINITY
3049  case affinity_top_method_group:
3050  value = "group";
3051  break;
3052 #endif /* KMP_GROUP_AFFINITY */
3053 
3054  case affinity_top_method_flat:
3055  value = "flat";
3056  break;
3057  }
3058 
3059  if (value != NULL) {
3060  __kmp_stg_print_str(buffer, name, value);
3061  }
3062 } // __kmp_stg_print_topology_method
3063 
3064 #endif /* KMP_AFFINITY_SUPPORTED */
3065 
3066 #if OMP_40_ENABLED
3067 
3068 // OMP_PROC_BIND / bind-var is functional on all 4.0 builds, including OS X*
3069 // OMP_PLACES / place-partition-var is not.
3070 static void __kmp_stg_parse_proc_bind(char const *name, char const *value,
3071  void *data) {
3072  kmp_setting_t **rivals = (kmp_setting_t **)data;
3073  int rc;
3074 
3075  rc = __kmp_stg_check_rivals(name, value, rivals);
3076  if (rc) {
3077  return;
3078  }
3079 
3080  // In OMP 4.0 OMP_PROC_BIND is a vector of proc_bind types.
3081  KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
3082  (__kmp_nested_proc_bind.used > 0));
3083 
3084  const char *buf = value;
3085  const char *next;
3086  int num;
3087  SKIP_WS(buf);
3088  if ((*buf >= '0') && (*buf <= '9')) {
3089  next = buf;
3090  SKIP_DIGITS(next);
3091  num = __kmp_str_to_int(buf, *next);
3092  KMP_ASSERT(num >= 0);
3093  buf = next;
3094  SKIP_WS(buf);
3095  } else {
3096  num = -1;
3097  }
3098 
3099  next = buf;
3100  if (__kmp_match_str("disabled", buf, &next)) {
3101  buf = next;
3102  SKIP_WS(buf);
3103 #if KMP_AFFINITY_SUPPORTED
3104  __kmp_affinity_type = affinity_disabled;
3105 #endif /* KMP_AFFINITY_SUPPORTED */
3106  __kmp_nested_proc_bind.used = 1;
3107  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3108  } else if ((num == (int)proc_bind_false) ||
3109  __kmp_match_str("false", buf, &next)) {
3110  buf = next;
3111  SKIP_WS(buf);
3112 #if KMP_AFFINITY_SUPPORTED
3113  __kmp_affinity_type = affinity_none;
3114 #endif /* KMP_AFFINITY_SUPPORTED */
3115  __kmp_nested_proc_bind.used = 1;
3116  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3117  } else if ((num == (int)proc_bind_true) ||
3118  __kmp_match_str("true", buf, &next)) {
3119  buf = next;
3120  SKIP_WS(buf);
3121  __kmp_nested_proc_bind.used = 1;
3122  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
3123  } else {
3124  // Count the number of values in the env var string
3125  const char *scan;
3126  int nelem = 1;
3127  for (scan = buf; *scan != '\0'; scan++) {
3128  if (*scan == ',') {
3129  nelem++;
3130  }
3131  }
3132 
3133  // Create / expand the nested proc_bind array as needed
3134  if (__kmp_nested_proc_bind.size < nelem) {
3135  __kmp_nested_proc_bind.bind_types =
3136  (kmp_proc_bind_t *)KMP_INTERNAL_REALLOC(
3137  __kmp_nested_proc_bind.bind_types,
3138  sizeof(kmp_proc_bind_t) * nelem);
3139  if (__kmp_nested_proc_bind.bind_types == NULL) {
3140  KMP_FATAL(MemoryAllocFailed);
3141  }
3142  __kmp_nested_proc_bind.size = nelem;
3143  }
3144  __kmp_nested_proc_bind.used = nelem;
3145 
3146  // Save values in the nested proc_bind array
3147  int i = 0;
3148  for (;;) {
3149  enum kmp_proc_bind_t bind;
3150 
3151  if ((num == (int)proc_bind_master) ||
3152  __kmp_match_str("master", buf, &next)) {
3153  buf = next;
3154  SKIP_WS(buf);
3155  bind = proc_bind_master;
3156  } else if ((num == (int)proc_bind_close) ||
3157  __kmp_match_str("close", buf, &next)) {
3158  buf = next;
3159  SKIP_WS(buf);
3160  bind = proc_bind_close;
3161  } else if ((num == (int)proc_bind_spread) ||
3162  __kmp_match_str("spread", buf, &next)) {
3163  buf = next;
3164  SKIP_WS(buf);
3165  bind = proc_bind_spread;
3166  } else {
3167  KMP_WARNING(StgInvalidValue, name, value);
3168  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3169  __kmp_nested_proc_bind.used = 1;
3170  return;
3171  }
3172 
3173  __kmp_nested_proc_bind.bind_types[i++] = bind;
3174  if (i >= nelem) {
3175  break;
3176  }
3177  KMP_DEBUG_ASSERT(*buf == ',');
3178  buf++;
3179  SKIP_WS(buf);
3180 
3181  // Read next value if it was specified as an integer
3182  if ((*buf >= '0') && (*buf <= '9')) {
3183  next = buf;
3184  SKIP_DIGITS(next);
3185  num = __kmp_str_to_int(buf, *next);
3186  KMP_ASSERT(num >= 0);
3187  buf = next;
3188  SKIP_WS(buf);
3189  } else {
3190  num = -1;
3191  }
3192  }
3193  SKIP_WS(buf);
3194  }
3195  if (*buf != '\0') {
3196  KMP_WARNING(ParseExtraCharsWarn, name, buf);
3197  }
3198 }
3199 
3200 static void __kmp_stg_print_proc_bind(kmp_str_buf_t *buffer, char const *name,
3201  void *data) {
3202  int nelem = __kmp_nested_proc_bind.used;
3203  if (__kmp_env_format) {
3204  KMP_STR_BUF_PRINT_NAME;
3205  } else {
3206  __kmp_str_buf_print(buffer, " %s", name);
3207  }
3208  if (nelem == 0) {
3209  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3210  } else {
3211  int i;
3212  __kmp_str_buf_print(buffer, "='", name);
3213  for (i = 0; i < nelem; i++) {
3214  switch (__kmp_nested_proc_bind.bind_types[i]) {
3215  case proc_bind_false:
3216  __kmp_str_buf_print(buffer, "false");
3217  break;
3218 
3219  case proc_bind_true:
3220  __kmp_str_buf_print(buffer, "true");
3221  break;
3222 
3223  case proc_bind_master:
3224  __kmp_str_buf_print(buffer, "master");
3225  break;
3226 
3227  case proc_bind_close:
3228  __kmp_str_buf_print(buffer, "close");
3229  break;
3230 
3231  case proc_bind_spread:
3232  __kmp_str_buf_print(buffer, "spread");
3233  break;
3234 
3235  case proc_bind_intel:
3236  __kmp_str_buf_print(buffer, "intel");
3237  break;
3238 
3239  case proc_bind_default:
3240  __kmp_str_buf_print(buffer, "default");
3241  break;
3242  }
3243  if (i < nelem - 1) {
3244  __kmp_str_buf_print(buffer, ",");
3245  }
3246  }
3247  __kmp_str_buf_print(buffer, "'\n");
3248  }
3249 }
3250 
3251 #endif /* OMP_40_ENABLED */
3252 
3253 #if OMP_50_ENABLED
3254 static void __kmp_stg_parse_display_affinity(char const *name,
3255  char const *value, void *data) {
3256  __kmp_stg_parse_bool(name, value, &__kmp_display_affinity);
3257 }
3258 static void __kmp_stg_print_display_affinity(kmp_str_buf_t *buffer,
3259  char const *name, void *data) {
3260  __kmp_stg_print_bool(buffer, name, __kmp_display_affinity);
3261 }
3262 static void __kmp_stg_parse_affinity_format(char const *name, char const *value,
3263  void *data) {
3264  size_t length = KMP_STRLEN(value);
3265  __kmp_strncpy_truncate(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, value,
3266  length);
3267 }
3268 static void __kmp_stg_print_affinity_format(kmp_str_buf_t *buffer,
3269  char const *name, void *data) {
3270  if (__kmp_env_format) {
3271  KMP_STR_BUF_PRINT_NAME_EX(name);
3272  } else {
3273  __kmp_str_buf_print(buffer, " %s='", name);
3274  }
3275  __kmp_str_buf_print(buffer, "%s'\n", __kmp_affinity_format);
3276 }
3277 // OMP_ALLOCATOR sets default allocator
3278 static void __kmp_stg_parse_allocator(char const *name, char const *value,
3279  void *data) {
3280  /*
3281  The value can be any predefined allocator:
3282  omp_default_mem_alloc = 1;
3283  omp_large_cap_mem_alloc = 2;
3284  omp_const_mem_alloc = 3;
3285  omp_high_bw_mem_alloc = 4;
3286  omp_low_lat_mem_alloc = 5;
3287  omp_cgroup_mem_alloc = 6;
3288  omp_pteam_mem_alloc = 7;
3289  omp_thread_mem_alloc = 8;
3290  Acceptable value is either a digit or a string.
3291  */
3292  const char *buf = value;
3293  const char *next;
3294  int num;
3295  SKIP_WS(buf);
3296  if ((*buf > '0') && (*buf < '9')) {
3297  next = buf;
3298  SKIP_DIGITS(next);
3299  num = __kmp_str_to_int(buf, *next);
3300  KMP_ASSERT(num > 0);
3301  switch (num) {
3302  case 4:
3303  if (__kmp_hbw_mem_available) {
3304  __kmp_def_allocator = omp_high_bw_mem_alloc;
3305  } else {
3306  __kmp_msg(kmp_ms_warning,
3307  KMP_MSG(OmpNoAllocator, "omp_high_bw_mem_alloc"),
3308  __kmp_msg_null);
3309  __kmp_def_allocator = omp_default_mem_alloc;
3310  }
3311  break;
3312  case 1:
3313  __kmp_def_allocator = omp_default_mem_alloc;
3314  break;
3315  case 2:
3316  __kmp_msg(kmp_ms_warning,
3317  KMP_MSG(OmpNoAllocator, "omp_large_cap_mem_alloc"),
3318  __kmp_msg_null);
3319  __kmp_def_allocator = omp_default_mem_alloc;
3320  break;
3321  case 3:
3322  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_const_mem_alloc"),
3323  __kmp_msg_null);
3324  __kmp_def_allocator = omp_default_mem_alloc;
3325  break;
3326  case 5:
3327  __kmp_msg(kmp_ms_warning,
3328  KMP_MSG(OmpNoAllocator, "omp_low_lat_mem_alloc"),
3329  __kmp_msg_null);
3330  __kmp_def_allocator = omp_default_mem_alloc;
3331  break;
3332  case 6:
3333  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_cgroup_mem_alloc"),
3334  __kmp_msg_null);
3335  __kmp_def_allocator = omp_default_mem_alloc;
3336  break;
3337  case 7:
3338  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_pteam_mem_alloc"),
3339  __kmp_msg_null);
3340  __kmp_def_allocator = omp_default_mem_alloc;
3341  break;
3342  case 8:
3343  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_thread_mem_alloc"),
3344  __kmp_msg_null);
3345  __kmp_def_allocator = omp_default_mem_alloc;
3346  break;
3347  }
3348  return;
3349  }
3350  next = buf;
3351  if (__kmp_match_str("omp_high_bw_mem_alloc", buf, &next)) {
3352  if (__kmp_hbw_mem_available) {
3353  __kmp_def_allocator = omp_high_bw_mem_alloc;
3354  } else {
3355  __kmp_msg(kmp_ms_warning,
3356  KMP_MSG(OmpNoAllocator, "omp_high_bw_mem_alloc"),
3357  __kmp_msg_null);
3358  __kmp_def_allocator = omp_default_mem_alloc;
3359  }
3360  } else if (__kmp_match_str("omp_default_mem_alloc", buf, &next)) {
3361  __kmp_def_allocator = omp_default_mem_alloc;
3362  } else if (__kmp_match_str("omp_large_cap_mem_alloc", buf, &next)) {
3363  __kmp_msg(kmp_ms_warning,
3364  KMP_MSG(OmpNoAllocator, "omp_large_cap_mem_alloc"),
3365  __kmp_msg_null);
3366  __kmp_def_allocator = omp_default_mem_alloc;
3367  } else if (__kmp_match_str("omp_const_mem_alloc", buf, &next)) {
3368  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_const_mem_alloc"),
3369  __kmp_msg_null);
3370  __kmp_def_allocator = omp_default_mem_alloc;
3371  } else if (__kmp_match_str("omp_low_lat_mem_alloc", buf, &next)) {
3372  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_low_lat_mem_alloc"),
3373  __kmp_msg_null);
3374  __kmp_def_allocator = omp_default_mem_alloc;
3375  } else if (__kmp_match_str("omp_cgroup_mem_alloc", buf, &next)) {
3376  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_cgroup_mem_alloc"),
3377  __kmp_msg_null);
3378  __kmp_def_allocator = omp_default_mem_alloc;
3379  } else if (__kmp_match_str("omp_pteam_mem_alloc", buf, &next)) {
3380  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_pteam_mem_alloc"),
3381  __kmp_msg_null);
3382  __kmp_def_allocator = omp_default_mem_alloc;
3383  } else if (__kmp_match_str("omp_thread_mem_alloc", buf, &next)) {
3384  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_thread_mem_alloc"),
3385  __kmp_msg_null);
3386  __kmp_def_allocator = omp_default_mem_alloc;
3387  }
3388  buf = next;
3389  SKIP_WS(buf);
3390  if (*buf != '\0') {
3391  KMP_WARNING(ParseExtraCharsWarn, name, buf);
3392  }
3393 }
3394 
3395 static void __kmp_stg_print_allocator(kmp_str_buf_t *buffer, char const *name,
3396  void *data) {
3397  if (__kmp_def_allocator == omp_default_mem_alloc) {
3398  __kmp_stg_print_str(buffer, name, "omp_default_mem_alloc");
3399  } else if (__kmp_def_allocator == omp_high_bw_mem_alloc) {
3400  __kmp_stg_print_str(buffer, name, "omp_high_bw_mem_alloc");
3401  } else if (__kmp_def_allocator == omp_large_cap_mem_alloc) {
3402  __kmp_stg_print_str(buffer, name, "omp_large_cap_mem_alloc");
3403  } else if (__kmp_def_allocator == omp_const_mem_alloc) {
3404  __kmp_stg_print_str(buffer, name, "omp_const_mem_alloc");
3405  } else if (__kmp_def_allocator == omp_low_lat_mem_alloc) {
3406  __kmp_stg_print_str(buffer, name, "omp_low_lat_mem_alloc");
3407  } else if (__kmp_def_allocator == omp_cgroup_mem_alloc) {
3408  __kmp_stg_print_str(buffer, name, "omp_cgroup_mem_alloc");
3409  } else if (__kmp_def_allocator == omp_pteam_mem_alloc) {
3410  __kmp_stg_print_str(buffer, name, "omp_pteam_mem_alloc");
3411  } else if (__kmp_def_allocator == omp_thread_mem_alloc) {
3412  __kmp_stg_print_str(buffer, name, "omp_thread_mem_alloc");
3413  }
3414 }
3415 
3416 #endif /* OMP_50_ENABLED */
3417 
3418 // -----------------------------------------------------------------------------
3419 // OMP_DYNAMIC
3420 
3421 static void __kmp_stg_parse_omp_dynamic(char const *name, char const *value,
3422  void *data) {
3423  __kmp_stg_parse_bool(name, value, &(__kmp_global.g.g_dynamic));
3424 } // __kmp_stg_parse_omp_dynamic
3425 
3426 static void __kmp_stg_print_omp_dynamic(kmp_str_buf_t *buffer, char const *name,
3427  void *data) {
3428  __kmp_stg_print_bool(buffer, name, __kmp_global.g.g_dynamic);
3429 } // __kmp_stg_print_omp_dynamic
3430 
3431 static void __kmp_stg_parse_kmp_dynamic_mode(char const *name,
3432  char const *value, void *data) {
3433  if (TCR_4(__kmp_init_parallel)) {
3434  KMP_WARNING(EnvParallelWarn, name);
3435  __kmp_env_toPrint(name, 0);
3436  return;
3437  }
3438 #ifdef USE_LOAD_BALANCE
3439  else if (__kmp_str_match("load balance", 2, value) ||
3440  __kmp_str_match("load_balance", 2, value) ||
3441  __kmp_str_match("load-balance", 2, value) ||
3442  __kmp_str_match("loadbalance", 2, value) ||
3443  __kmp_str_match("balance", 1, value)) {
3444  __kmp_global.g.g_dynamic_mode = dynamic_load_balance;
3445  }
3446 #endif /* USE_LOAD_BALANCE */
3447  else if (__kmp_str_match("thread limit", 1, value) ||
3448  __kmp_str_match("thread_limit", 1, value) ||
3449  __kmp_str_match("thread-limit", 1, value) ||
3450  __kmp_str_match("threadlimit", 1, value) ||
3451  __kmp_str_match("limit", 2, value)) {
3452  __kmp_global.g.g_dynamic_mode = dynamic_thread_limit;
3453  } else if (__kmp_str_match("random", 1, value)) {
3454  __kmp_global.g.g_dynamic_mode = dynamic_random;
3455  } else {
3456  KMP_WARNING(StgInvalidValue, name, value);
3457  }
3458 } //__kmp_stg_parse_kmp_dynamic_mode
3459 
3460 static void __kmp_stg_print_kmp_dynamic_mode(kmp_str_buf_t *buffer,
3461  char const *name, void *data) {
3462 #if KMP_DEBUG
3463  if (__kmp_global.g.g_dynamic_mode == dynamic_default) {
3464  __kmp_str_buf_print(buffer, " %s: %s \n", name, KMP_I18N_STR(NotDefined));
3465  }
3466 #ifdef USE_LOAD_BALANCE
3467  else if (__kmp_global.g.g_dynamic_mode == dynamic_load_balance) {
3468  __kmp_stg_print_str(buffer, name, "load balance");
3469  }
3470 #endif /* USE_LOAD_BALANCE */
3471  else if (__kmp_global.g.g_dynamic_mode == dynamic_thread_limit) {
3472  __kmp_stg_print_str(buffer, name, "thread limit");
3473  } else if (__kmp_global.g.g_dynamic_mode == dynamic_random) {
3474  __kmp_stg_print_str(buffer, name, "random");
3475  } else {
3476  KMP_ASSERT(0);
3477  }
3478 #endif /* KMP_DEBUG */
3479 } // __kmp_stg_print_kmp_dynamic_mode
3480 
3481 #ifdef USE_LOAD_BALANCE
3482 
3483 // -----------------------------------------------------------------------------
3484 // KMP_LOAD_BALANCE_INTERVAL
3485 
3486 static void __kmp_stg_parse_ld_balance_interval(char const *name,
3487  char const *value, void *data) {
3488  double interval = __kmp_convert_to_double(value);
3489  if (interval >= 0) {
3490  __kmp_load_balance_interval = interval;
3491  } else {
3492  KMP_WARNING(StgInvalidValue, name, value);
3493  }
3494 } // __kmp_stg_parse_load_balance_interval
3495 
3496 static void __kmp_stg_print_ld_balance_interval(kmp_str_buf_t *buffer,
3497  char const *name, void *data) {
3498 #if KMP_DEBUG
3499  __kmp_str_buf_print(buffer, " %s=%8.6f\n", name,
3500  __kmp_load_balance_interval);
3501 #endif /* KMP_DEBUG */
3502 } // __kmp_stg_print_load_balance_interval
3503 
3504 #endif /* USE_LOAD_BALANCE */
3505 
3506 // -----------------------------------------------------------------------------
3507 // KMP_INIT_AT_FORK
3508 
3509 static void __kmp_stg_parse_init_at_fork(char const *name, char const *value,
3510  void *data) {
3511  __kmp_stg_parse_bool(name, value, &__kmp_need_register_atfork);
3512  if (__kmp_need_register_atfork) {
3513  __kmp_need_register_atfork_specified = TRUE;
3514  }
3515 } // __kmp_stg_parse_init_at_fork
3516 
3517 static void __kmp_stg_print_init_at_fork(kmp_str_buf_t *buffer,
3518  char const *name, void *data) {
3519  __kmp_stg_print_bool(buffer, name, __kmp_need_register_atfork_specified);
3520 } // __kmp_stg_print_init_at_fork
3521 
3522 // -----------------------------------------------------------------------------
3523 // KMP_SCHEDULE
3524 
3525 static void __kmp_stg_parse_schedule(char const *name, char const *value,
3526  void *data) {
3527 
3528  if (value != NULL) {
3529  size_t length = KMP_STRLEN(value);
3530  if (length > INT_MAX) {
3531  KMP_WARNING(LongValue, name);
3532  } else {
3533  const char *semicolon;
3534  if (value[length - 1] == '"' || value[length - 1] == '\'')
3535  KMP_WARNING(UnbalancedQuotes, name);
3536  do {
3537  char sentinel;
3538 
3539  semicolon = strchr(value, ';');
3540  if (*value && semicolon != value) {
3541  const char *comma = strchr(value, ',');
3542 
3543  if (comma) {
3544  ++comma;
3545  sentinel = ',';
3546  } else
3547  sentinel = ';';
3548  if (!__kmp_strcasecmp_with_sentinel("static", value, sentinel)) {
3549  if (!__kmp_strcasecmp_with_sentinel("greedy", comma, ';')) {
3550  __kmp_static = kmp_sch_static_greedy;
3551  continue;
3552  } else if (!__kmp_strcasecmp_with_sentinel("balanced", comma,
3553  ';')) {
3554  __kmp_static = kmp_sch_static_balanced;
3555  continue;
3556  }
3557  } else if (!__kmp_strcasecmp_with_sentinel("guided", value,
3558  sentinel)) {
3559  if (!__kmp_strcasecmp_with_sentinel("iterative", comma, ';')) {
3560  __kmp_guided = kmp_sch_guided_iterative_chunked;
3561  continue;
3562  } else if (!__kmp_strcasecmp_with_sentinel("analytical", comma,
3563  ';')) {
3564  /* analytical not allowed for too many threads */
3565  __kmp_guided = kmp_sch_guided_analytical_chunked;
3566  continue;
3567  }
3568  }
3569  KMP_WARNING(InvalidClause, name, value);
3570  } else
3571  KMP_WARNING(EmptyClause, name);
3572  } while ((value = semicolon ? semicolon + 1 : NULL));
3573  }
3574  }
3575 
3576 } // __kmp_stg_parse__schedule
3577 
3578 static void __kmp_stg_print_schedule(kmp_str_buf_t *buffer, char const *name,
3579  void *data) {
3580  if (__kmp_env_format) {
3581  KMP_STR_BUF_PRINT_NAME_EX(name);
3582  } else {
3583  __kmp_str_buf_print(buffer, " %s='", name);
3584  }
3585  if (__kmp_static == kmp_sch_static_greedy) {
3586  __kmp_str_buf_print(buffer, "%s", "static,greedy");
3587  } else if (__kmp_static == kmp_sch_static_balanced) {
3588  __kmp_str_buf_print(buffer, "%s", "static,balanced");
3589  }
3590  if (__kmp_guided == kmp_sch_guided_iterative_chunked) {
3591  __kmp_str_buf_print(buffer, ";%s'\n", "guided,iterative");
3592  } else if (__kmp_guided == kmp_sch_guided_analytical_chunked) {
3593  __kmp_str_buf_print(buffer, ";%s'\n", "guided,analytical");
3594  }
3595 } // __kmp_stg_print_schedule
3596 
3597 // -----------------------------------------------------------------------------
3598 // OMP_SCHEDULE
3599 
3600 static inline void __kmp_omp_schedule_restore() {
3601 #if KMP_USE_HIER_SCHED
3602  __kmp_hier_scheds.deallocate();
3603 #endif
3604  __kmp_chunk = 0;
3605  __kmp_sched = kmp_sch_default;
3606 }
3607 
3608 static const char *__kmp_parse_single_omp_schedule(const char *name,
3609  const char *value,
3610  bool parse_hier = false) {
3611  /* get the specified scheduling style */
3612  const char *ptr = value;
3613  const char *comma = strchr(ptr, ',');
3614  const char *delim;
3615  int chunk = 0;
3616  enum sched_type sched = kmp_sch_default;
3617  if (*ptr == '\0')
3618  return NULL;
3619 #if KMP_USE_HIER_SCHED
3620  kmp_hier_layer_e layer = kmp_hier_layer_e::LAYER_THREAD;
3621  if (parse_hier) {
3622  if (!__kmp_strcasecmp_with_sentinel("L1", ptr, ',')) {
3623  layer = kmp_hier_layer_e::LAYER_L1;
3624  } else if (!__kmp_strcasecmp_with_sentinel("L2", ptr, ',')) {
3625  layer = kmp_hier_layer_e::LAYER_L2;
3626  } else if (!__kmp_strcasecmp_with_sentinel("L3", ptr, ',')) {
3627  layer = kmp_hier_layer_e::LAYER_L3;
3628  } else if (!__kmp_strcasecmp_with_sentinel("NUMA", ptr, ',')) {
3629  layer = kmp_hier_layer_e::LAYER_NUMA;
3630  }
3631  if (layer != kmp_hier_layer_e::LAYER_THREAD && !comma) {
3632  // If there is no comma after the layer, then this schedule is invalid
3633  KMP_WARNING(StgInvalidValue, name, value);
3634  __kmp_omp_schedule_restore();
3635  return NULL;
3636  } else if (layer != kmp_hier_layer_e::LAYER_THREAD) {
3637  ptr = ++comma;
3638  comma = strchr(ptr, ',');
3639  }
3640  }
3641  delim = ptr;
3642  while (*delim != ',' && *delim != ':' && *delim != '\0')
3643  delim++;
3644 #else // KMP_USE_HIER_SCHED
3645  delim = ptr;
3646  while (*delim != ',' && *delim != '\0')
3647  delim++;
3648 #endif // KMP_USE_HIER_SCHED
3649  if (!__kmp_strcasecmp_with_sentinel("dynamic", ptr, *delim)) /* DYNAMIC */
3650  sched = kmp_sch_dynamic_chunked;
3651  else if (!__kmp_strcasecmp_with_sentinel("guided", ptr, *delim)) /* GUIDED */
3652  sched = kmp_sch_guided_chunked;
3653  // AC: TODO: add AUTO schedule, and probably remove TRAPEZOIDAL (OMP 3.0 does
3654  // not allow it)
3655  else if (!__kmp_strcasecmp_with_sentinel("auto", ptr, *delim)) { /* AUTO */
3656  sched = kmp_sch_auto;
3657  if (comma) {
3658  __kmp_msg(kmp_ms_warning, KMP_MSG(IgnoreChunk, name, comma),
3659  __kmp_msg_null);
3660  comma = NULL;
3661  }
3662  } else if (!__kmp_strcasecmp_with_sentinel("trapezoidal", ptr,
3663  *delim)) /* TRAPEZOIDAL */
3664  sched = kmp_sch_trapezoidal;
3665  else if (!__kmp_strcasecmp_with_sentinel("static", ptr, *delim)) /* STATIC */
3666  sched = kmp_sch_static;
3667 #if KMP_STATIC_STEAL_ENABLED
3668  else if (!__kmp_strcasecmp_with_sentinel("static_steal", ptr, *delim))
3669  sched = kmp_sch_static_steal;
3670 #endif
3671  else {
3672  KMP_WARNING(StgInvalidValue, name, value);
3673  __kmp_omp_schedule_restore();
3674  return NULL;
3675  }
3676  if (ptr && comma && *comma == *delim) {
3677  ptr = comma + 1;
3678  SKIP_DIGITS(ptr);
3679 
3680  if (sched == kmp_sch_static)
3681  sched = kmp_sch_static_chunked;
3682  ++comma;
3683  chunk = __kmp_str_to_int(comma, *ptr);
3684  if (chunk < 1) {
3685  chunk = KMP_DEFAULT_CHUNK;
3686  __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidChunk, name, comma),
3687  __kmp_msg_null);
3688  KMP_INFORM(Using_int_Value, name, __kmp_chunk);
3689  // AC: next block commented out until KMP_DEFAULT_CHUNK != KMP_MIN_CHUNK
3690  // (to improve code coverage :)
3691  // The default chunk size is 1 according to standard, thus making
3692  // KMP_MIN_CHUNK not 1 we would introduce mess:
3693  // wrong chunk becomes 1, but it will be impossible to explicitely set
3694  // 1, because it becomes KMP_MIN_CHUNK...
3695  // } else if ( chunk < KMP_MIN_CHUNK ) {
3696  // chunk = KMP_MIN_CHUNK;
3697  } else if (chunk > KMP_MAX_CHUNK) {
3698  chunk = KMP_MAX_CHUNK;
3699  __kmp_msg(kmp_ms_warning, KMP_MSG(LargeChunk, name, comma),
3700  __kmp_msg_null);
3701  KMP_INFORM(Using_int_Value, name, chunk);
3702  }
3703  } else if (ptr) {
3704  SKIP_TOKEN(ptr);
3705  }
3706 #if KMP_USE_HIER_SCHED
3707  if (layer != kmp_hier_layer_e::LAYER_THREAD) {
3708  __kmp_hier_scheds.append(sched, chunk, layer);
3709  } else
3710 #endif
3711  {
3712  __kmp_chunk = chunk;
3713  __kmp_sched = sched;
3714  }
3715  return ptr;
3716 }
3717 
3718 static void __kmp_stg_parse_omp_schedule(char const *name, char const *value,
3719  void *data) {
3720  size_t length;
3721  const char *ptr = value;
3722  SKIP_WS(ptr);
3723  if (value) {
3724  length = KMP_STRLEN(value);
3725  if (length) {
3726  if (value[length - 1] == '"' || value[length - 1] == '\'')
3727  KMP_WARNING(UnbalancedQuotes, name);
3728 /* get the specified scheduling style */
3729 #if KMP_USE_HIER_SCHED
3730  if (!__kmp_strcasecmp_with_sentinel("EXPERIMENTAL", ptr, ' ')) {
3731  SKIP_TOKEN(ptr);
3732  SKIP_WS(ptr);
3733  while ((ptr = __kmp_parse_single_omp_schedule(name, ptr, true))) {
3734  while (*ptr == ' ' || *ptr == '\t' || *ptr == ':')
3735  ptr++;
3736  }
3737  } else
3738 #endif
3739  __kmp_parse_single_omp_schedule(name, ptr);
3740  } else
3741  KMP_WARNING(EmptyString, name);
3742  }
3743 #if KMP_USE_HIER_SCHED
3744  __kmp_hier_scheds.sort();
3745 #endif
3746  K_DIAG(1, ("__kmp_static == %d\n", __kmp_static))
3747  K_DIAG(1, ("__kmp_guided == %d\n", __kmp_guided))
3748  K_DIAG(1, ("__kmp_sched == %d\n", __kmp_sched))
3749  K_DIAG(1, ("__kmp_chunk == %d\n", __kmp_chunk))
3750 } // __kmp_stg_parse_omp_schedule
3751 
3752 static void __kmp_stg_print_omp_schedule(kmp_str_buf_t *buffer,
3753  char const *name, void *data) {
3754  if (__kmp_env_format) {
3755  KMP_STR_BUF_PRINT_NAME_EX(name);
3756  } else {
3757  __kmp_str_buf_print(buffer, " %s='", name);
3758  }
3759  if (__kmp_chunk) {
3760  switch (__kmp_sched) {
3761  case kmp_sch_dynamic_chunked:
3762  __kmp_str_buf_print(buffer, "%s,%d'\n", "dynamic", __kmp_chunk);
3763  break;
3764  case kmp_sch_guided_iterative_chunked:
3765  case kmp_sch_guided_analytical_chunked:
3766  __kmp_str_buf_print(buffer, "%s,%d'\n", "guided", __kmp_chunk);
3767  break;
3768  case kmp_sch_trapezoidal:
3769  __kmp_str_buf_print(buffer, "%s,%d'\n", "trapezoidal", __kmp_chunk);
3770  break;
3771  case kmp_sch_static:
3772  case kmp_sch_static_chunked:
3773  case kmp_sch_static_balanced:
3774  case kmp_sch_static_greedy:
3775  __kmp_str_buf_print(buffer, "%s,%d'\n", "static", __kmp_chunk);
3776  break;
3777  case kmp_sch_static_steal:
3778  __kmp_str_buf_print(buffer, "%s,%d'\n", "static_steal", __kmp_chunk);
3779  break;
3780  case kmp_sch_auto:
3781  __kmp_str_buf_print(buffer, "%s,%d'\n", "auto", __kmp_chunk);
3782  break;
3783  }
3784  } else {
3785  switch (__kmp_sched) {
3786  case kmp_sch_dynamic_chunked:
3787  __kmp_str_buf_print(buffer, "%s'\n", "dynamic");
3788  break;
3789  case kmp_sch_guided_iterative_chunked:
3790  case kmp_sch_guided_analytical_chunked:
3791  __kmp_str_buf_print(buffer, "%s'\n", "guided");
3792  break;
3793  case kmp_sch_trapezoidal:
3794  __kmp_str_buf_print(buffer, "%s'\n", "trapezoidal");
3795  break;
3796  case kmp_sch_static:
3797  case kmp_sch_static_chunked:
3798  case kmp_sch_static_balanced:
3799  case kmp_sch_static_greedy:
3800  __kmp_str_buf_print(buffer, "%s'\n", "static");
3801  break;
3802  case kmp_sch_static_steal:
3803  __kmp_str_buf_print(buffer, "%s'\n", "static_steal");
3804  break;
3805  case kmp_sch_auto:
3806  __kmp_str_buf_print(buffer, "%s'\n", "auto");
3807  break;
3808  }
3809  }
3810 } // __kmp_stg_print_omp_schedule
3811 
3812 #if KMP_USE_HIER_SCHED
3813 // -----------------------------------------------------------------------------
3814 // KMP_DISP_HAND_THREAD
3815 static void __kmp_stg_parse_kmp_hand_thread(char const *name, char const *value,
3816  void *data) {
3817  __kmp_stg_parse_bool(name, value, &(__kmp_dispatch_hand_threading));
3818 } // __kmp_stg_parse_kmp_hand_thread
3819 
3820 static void __kmp_stg_print_kmp_hand_thread(kmp_str_buf_t *buffer,
3821  char const *name, void *data) {
3822  __kmp_stg_print_bool(buffer, name, __kmp_dispatch_hand_threading);
3823 } // __kmp_stg_print_kmp_hand_thread
3824 #endif
3825 
3826 // -----------------------------------------------------------------------------
3827 // KMP_ATOMIC_MODE
3828 
3829 static void __kmp_stg_parse_atomic_mode(char const *name, char const *value,
3830  void *data) {
3831  // Modes: 0 -- do not change default; 1 -- Intel perf mode, 2 -- GOMP
3832  // compatibility mode.
3833  int mode = 0;
3834  int max = 1;
3835 #ifdef KMP_GOMP_COMPAT
3836  max = 2;
3837 #endif /* KMP_GOMP_COMPAT */
3838  __kmp_stg_parse_int(name, value, 0, max, &mode);
3839  // TODO; parse_int is not very suitable for this case. In case of overflow it
3840  // is better to use
3841  // 0 rather that max value.
3842  if (mode > 0) {
3843  __kmp_atomic_mode = mode;
3844  }
3845 } // __kmp_stg_parse_atomic_mode
3846 
3847 static void __kmp_stg_print_atomic_mode(kmp_str_buf_t *buffer, char const *name,
3848  void *data) {
3849  __kmp_stg_print_int(buffer, name, __kmp_atomic_mode);
3850 } // __kmp_stg_print_atomic_mode
3851 
3852 // -----------------------------------------------------------------------------
3853 // KMP_CONSISTENCY_CHECK
3854 
3855 static void __kmp_stg_parse_consistency_check(char const *name,
3856  char const *value, void *data) {
3857  if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
3858  // Note, this will not work from kmp_set_defaults because th_cons stack was
3859  // not allocated
3860  // for existed thread(s) thus the first __kmp_push_<construct> will break
3861  // with assertion.
3862  // TODO: allocate th_cons if called from kmp_set_defaults.
3863  __kmp_env_consistency_check = TRUE;
3864  } else if (!__kmp_strcasecmp_with_sentinel("none", value, 0)) {
3865  __kmp_env_consistency_check = FALSE;
3866  } else {
3867  KMP_WARNING(StgInvalidValue, name, value);
3868  }
3869 } // __kmp_stg_parse_consistency_check
3870 
3871 static void __kmp_stg_print_consistency_check(kmp_str_buf_t *buffer,
3872  char const *name, void *data) {
3873 #if KMP_DEBUG
3874  const char *value = NULL;
3875 
3876  if (__kmp_env_consistency_check) {
3877  value = "all";
3878  } else {
3879  value = "none";
3880  }
3881 
3882  if (value != NULL) {
3883  __kmp_stg_print_str(buffer, name, value);
3884  }
3885 #endif /* KMP_DEBUG */
3886 } // __kmp_stg_print_consistency_check
3887 
3888 #if USE_ITT_BUILD
3889 // -----------------------------------------------------------------------------
3890 // KMP_ITT_PREPARE_DELAY
3891 
3892 #if USE_ITT_NOTIFY
3893 
3894 static void __kmp_stg_parse_itt_prepare_delay(char const *name,
3895  char const *value, void *data) {
3896  // Experimental code: KMP_ITT_PREPARE_DELAY specifies numbert of loop
3897  // iterations.
3898  int delay = 0;
3899  __kmp_stg_parse_int(name, value, 0, INT_MAX, &delay);
3900  __kmp_itt_prepare_delay = delay;
3901 } // __kmp_str_parse_itt_prepare_delay
3902 
3903 static void __kmp_stg_print_itt_prepare_delay(kmp_str_buf_t *buffer,
3904  char const *name, void *data) {
3905  __kmp_stg_print_uint64(buffer, name, __kmp_itt_prepare_delay);
3906 
3907 } // __kmp_str_print_itt_prepare_delay
3908 
3909 #endif // USE_ITT_NOTIFY
3910 #endif /* USE_ITT_BUILD */
3911 
3912 // -----------------------------------------------------------------------------
3913 // KMP_MALLOC_POOL_INCR
3914 
3915 static void __kmp_stg_parse_malloc_pool_incr(char const *name,
3916  char const *value, void *data) {
3917  __kmp_stg_parse_size(name, value, KMP_MIN_MALLOC_POOL_INCR,
3918  KMP_MAX_MALLOC_POOL_INCR, NULL, &__kmp_malloc_pool_incr,
3919  1);
3920 } // __kmp_stg_parse_malloc_pool_incr
3921 
3922 static void __kmp_stg_print_malloc_pool_incr(kmp_str_buf_t *buffer,
3923  char const *name, void *data) {
3924  __kmp_stg_print_size(buffer, name, __kmp_malloc_pool_incr);
3925 
3926 } // _kmp_stg_print_malloc_pool_incr
3927 
3928 #ifdef KMP_DEBUG
3929 
3930 // -----------------------------------------------------------------------------
3931 // KMP_PAR_RANGE
3932 
3933 static void __kmp_stg_parse_par_range_env(char const *name, char const *value,
3934  void *data) {
3935  __kmp_stg_parse_par_range(name, value, &__kmp_par_range,
3936  __kmp_par_range_routine, __kmp_par_range_filename,
3937  &__kmp_par_range_lb, &__kmp_par_range_ub);
3938 } // __kmp_stg_parse_par_range_env
3939 
3940 static void __kmp_stg_print_par_range_env(kmp_str_buf_t *buffer,
3941  char const *name, void *data) {
3942  if (__kmp_par_range != 0) {
3943  __kmp_stg_print_str(buffer, name, par_range_to_print);
3944  }
3945 } // __kmp_stg_print_par_range_env
3946 
3947 // -----------------------------------------------------------------------------
3948 // KMP_YIELD_CYCLE, KMP_YIELD_ON, KMP_YIELD_OFF
3949 
3950 static void __kmp_stg_parse_yield_cycle(char const *name, char const *value,
3951  void *data) {
3952  int flag = __kmp_yield_cycle;
3953  __kmp_stg_parse_bool(name, value, &flag);
3954  __kmp_yield_cycle = flag;
3955 } // __kmp_stg_parse_yield_cycle
3956 
3957 static void __kmp_stg_print_yield_cycle(kmp_str_buf_t *buffer, char const *name,
3958  void *data) {
3959  __kmp_stg_print_bool(buffer, name, __kmp_yield_cycle);
3960 } // __kmp_stg_print_yield_cycle
3961 
3962 static void __kmp_stg_parse_yield_on(char const *name, char const *value,
3963  void *data) {
3964  __kmp_stg_parse_int(name, value, 2, INT_MAX, &__kmp_yield_on_count);
3965 } // __kmp_stg_parse_yield_on
3966 
3967 static void __kmp_stg_print_yield_on(kmp_str_buf_t *buffer, char const *name,
3968  void *data) {
3969  __kmp_stg_print_int(buffer, name, __kmp_yield_on_count);
3970 } // __kmp_stg_print_yield_on
3971 
3972 static void __kmp_stg_parse_yield_off(char const *name, char const *value,
3973  void *data) {
3974  __kmp_stg_parse_int(name, value, 2, INT_MAX, &__kmp_yield_off_count);
3975 } // __kmp_stg_parse_yield_off
3976 
3977 static void __kmp_stg_print_yield_off(kmp_str_buf_t *buffer, char const *name,
3978  void *data) {
3979  __kmp_stg_print_int(buffer, name, __kmp_yield_off_count);
3980 } // __kmp_stg_print_yield_off
3981 
3982 #endif
3983 
3984 // -----------------------------------------------------------------------------
3985 // KMP_INIT_WAIT, KMP_NEXT_WAIT
3986 
3987 static void __kmp_stg_parse_init_wait(char const *name, char const *value,
3988  void *data) {
3989  int wait;
3990  KMP_ASSERT((__kmp_init_wait & 1) == 0);
3991  wait = __kmp_init_wait / 2;
3992  __kmp_stg_parse_int(name, value, KMP_MIN_INIT_WAIT, KMP_MAX_INIT_WAIT, &wait);
3993  __kmp_init_wait = wait * 2;
3994  KMP_ASSERT((__kmp_init_wait & 1) == 0);
3995  __kmp_yield_init = __kmp_init_wait;
3996 } // __kmp_stg_parse_init_wait
3997 
3998 static void __kmp_stg_print_init_wait(kmp_str_buf_t *buffer, char const *name,
3999  void *data) {
4000  __kmp_stg_print_int(buffer, name, __kmp_init_wait);
4001 } // __kmp_stg_print_init_wait
4002 
4003 static void __kmp_stg_parse_next_wait(char const *name, char const *value,
4004  void *data) {
4005  int wait;
4006  KMP_ASSERT((__kmp_next_wait & 1) == 0);
4007  wait = __kmp_next_wait / 2;
4008  __kmp_stg_parse_int(name, value, KMP_MIN_NEXT_WAIT, KMP_MAX_NEXT_WAIT, &wait);
4009  __kmp_next_wait = wait * 2;
4010  KMP_ASSERT((__kmp_next_wait & 1) == 0);
4011  __kmp_yield_next = __kmp_next_wait;
4012 } // __kmp_stg_parse_next_wait
4013 
4014 static void __kmp_stg_print_next_wait(kmp_str_buf_t *buffer, char const *name,
4015  void *data) {
4016  __kmp_stg_print_int(buffer, name, __kmp_next_wait);
4017 } //__kmp_stg_print_next_wait
4018 
4019 // -----------------------------------------------------------------------------
4020 // KMP_GTID_MODE
4021 
4022 static void __kmp_stg_parse_gtid_mode(char const *name, char const *value,
4023  void *data) {
4024  // Modes:
4025  // 0 -- do not change default
4026  // 1 -- sp search
4027  // 2 -- use "keyed" TLS var, i.e.
4028  // pthread_getspecific(Linux* OS/OS X*) or TlsGetValue(Windows* OS)
4029  // 3 -- __declspec(thread) TLS var in tdata section
4030  int mode = 0;
4031  int max = 2;
4032 #ifdef KMP_TDATA_GTID
4033  max = 3;
4034 #endif /* KMP_TDATA_GTID */
4035  __kmp_stg_parse_int(name, value, 0, max, &mode);
4036  // TODO; parse_int is not very suitable for this case. In case of overflow it
4037  // is better to use 0 rather that max value.
4038  if (mode == 0) {
4039  __kmp_adjust_gtid_mode = TRUE;
4040  } else {
4041  __kmp_gtid_mode = mode;
4042  __kmp_adjust_gtid_mode = FALSE;
4043  }
4044 } // __kmp_str_parse_gtid_mode
4045 
4046 static void __kmp_stg_print_gtid_mode(kmp_str_buf_t *buffer, char const *name,
4047  void *data) {
4048  if (__kmp_adjust_gtid_mode) {
4049  __kmp_stg_print_int(buffer, name, 0);
4050  } else {
4051  __kmp_stg_print_int(buffer, name, __kmp_gtid_mode);
4052  }
4053 } // __kmp_stg_print_gtid_mode
4054 
4055 // -----------------------------------------------------------------------------
4056 // KMP_NUM_LOCKS_IN_BLOCK
4057 
4058 static void __kmp_stg_parse_lock_block(char const *name, char const *value,
4059  void *data) {
4060  __kmp_stg_parse_int(name, value, 0, KMP_INT_MAX, &__kmp_num_locks_in_block);
4061 } // __kmp_str_parse_lock_block
4062 
4063 static void __kmp_stg_print_lock_block(kmp_str_buf_t *buffer, char const *name,
4064  void *data) {
4065  __kmp_stg_print_int(buffer, name, __kmp_num_locks_in_block);
4066 } // __kmp_stg_print_lock_block
4067 
4068 // -----------------------------------------------------------------------------
4069 // KMP_LOCK_KIND
4070 
4071 #if KMP_USE_DYNAMIC_LOCK
4072 #define KMP_STORE_LOCK_SEQ(a) (__kmp_user_lock_seq = lockseq_##a)
4073 #else
4074 #define KMP_STORE_LOCK_SEQ(a)
4075 #endif
4076 
4077 static void __kmp_stg_parse_lock_kind(char const *name, char const *value,
4078  void *data) {
4079  if (__kmp_init_user_locks) {
4080  KMP_WARNING(EnvLockWarn, name);
4081  return;
4082  }
4083 
4084  if (__kmp_str_match("tas", 2, value) ||
4085  __kmp_str_match("test and set", 2, value) ||
4086  __kmp_str_match("test_and_set", 2, value) ||
4087  __kmp_str_match("test-and-set", 2, value) ||
4088  __kmp_str_match("test andset", 2, value) ||
4089  __kmp_str_match("test_andset", 2, value) ||
4090  __kmp_str_match("test-andset", 2, value) ||
4091  __kmp_str_match("testand set", 2, value) ||
4092  __kmp_str_match("testand_set", 2, value) ||
4093  __kmp_str_match("testand-set", 2, value) ||
4094  __kmp_str_match("testandset", 2, value)) {
4095  __kmp_user_lock_kind = lk_tas;
4096  KMP_STORE_LOCK_SEQ(tas);
4097  }
4098 #if KMP_USE_FUTEX
4099  else if (__kmp_str_match("futex", 1, value)) {
4100  if (__kmp_futex_determine_capable()) {
4101  __kmp_user_lock_kind = lk_futex;
4102  KMP_STORE_LOCK_SEQ(futex);
4103  } else {
4104  KMP_WARNING(FutexNotSupported, name, value);
4105  }
4106  }
4107 #endif
4108  else if (__kmp_str_match("ticket", 2, value)) {
4109  __kmp_user_lock_kind = lk_ticket;
4110  KMP_STORE_LOCK_SEQ(ticket);
4111  } else if (__kmp_str_match("queuing", 1, value) ||
4112  __kmp_str_match("queue", 1, value)) {
4113  __kmp_user_lock_kind = lk_queuing;
4114  KMP_STORE_LOCK_SEQ(queuing);
4115  } else if (__kmp_str_match("drdpa ticket", 1, value) ||
4116  __kmp_str_match("drdpa_ticket", 1, value) ||
4117  __kmp_str_match("drdpa-ticket", 1, value) ||
4118  __kmp_str_match("drdpaticket", 1, value) ||
4119  __kmp_str_match("drdpa", 1, value)) {
4120  __kmp_user_lock_kind = lk_drdpa;
4121  KMP_STORE_LOCK_SEQ(drdpa);
4122  }
4123 #if KMP_USE_ADAPTIVE_LOCKS
4124  else if (__kmp_str_match("adaptive", 1, value)) {
4125  if (__kmp_cpuinfo.rtm) { // ??? Is cpuinfo available here?
4126  __kmp_user_lock_kind = lk_adaptive;
4127  KMP_STORE_LOCK_SEQ(adaptive);
4128  } else {
4129  KMP_WARNING(AdaptiveNotSupported, name, value);
4130  __kmp_user_lock_kind = lk_queuing;
4131  KMP_STORE_LOCK_SEQ(queuing);
4132  }
4133  }
4134 #endif // KMP_USE_ADAPTIVE_LOCKS
4135 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4136  else if (__kmp_str_match("rtm", 1, value)) {
4137  if (__kmp_cpuinfo.rtm) {
4138  __kmp_user_lock_kind = lk_rtm;
4139  KMP_STORE_LOCK_SEQ(rtm);
4140  } else {
4141  KMP_WARNING(AdaptiveNotSupported, name, value);
4142  __kmp_user_lock_kind = lk_queuing;
4143  KMP_STORE_LOCK_SEQ(queuing);
4144  }
4145  } else if (__kmp_str_match("hle", 1, value)) {
4146  __kmp_user_lock_kind = lk_hle;
4147  KMP_STORE_LOCK_SEQ(hle);
4148  }
4149 #endif
4150  else {
4151  KMP_WARNING(StgInvalidValue, name, value);
4152  }
4153 }
4154 
4155 static void __kmp_stg_print_lock_kind(kmp_str_buf_t *buffer, char const *name,
4156  void *data) {
4157  const char *value = NULL;
4158 
4159  switch (__kmp_user_lock_kind) {
4160  case lk_default:
4161  value = "default";
4162  break;
4163 
4164  case lk_tas:
4165  value = "tas";
4166  break;
4167 
4168 #if KMP_USE_FUTEX
4169  case lk_futex:
4170  value = "futex";
4171  break;
4172 #endif
4173 
4174 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4175  case lk_rtm:
4176  value = "rtm";
4177  break;
4178 
4179  case lk_hle:
4180  value = "hle";
4181  break;
4182 #endif
4183 
4184  case lk_ticket:
4185  value = "ticket";
4186  break;
4187 
4188  case lk_queuing:
4189  value = "queuing";
4190  break;
4191 
4192  case lk_drdpa:
4193  value = "drdpa";
4194  break;
4195 #if KMP_USE_ADAPTIVE_LOCKS
4196  case lk_adaptive:
4197  value = "adaptive";
4198  break;
4199 #endif
4200  }
4201 
4202  if (value != NULL) {
4203  __kmp_stg_print_str(buffer, name, value);
4204  }
4205 }
4206 
4207 // -----------------------------------------------------------------------------
4208 // KMP_SPIN_BACKOFF_PARAMS
4209 
4210 // KMP_SPIN_BACKOFF_PARAMS=max_backoff[,min_tick] (max backoff size, min tick
4211 // for machine pause)
4212 static void __kmp_stg_parse_spin_backoff_params(const char *name,
4213  const char *value, void *data) {
4214  const char *next = value;
4215 
4216  int total = 0; // Count elements that were set. It'll be used as an array size
4217  int prev_comma = FALSE; // For correct processing sequential commas
4218  int i;
4219 
4220  kmp_uint32 max_backoff = __kmp_spin_backoff_params.max_backoff;
4221  kmp_uint32 min_tick = __kmp_spin_backoff_params.min_tick;
4222 
4223  // Run only 3 iterations because it is enough to read two values or find a
4224  // syntax error
4225  for (i = 0; i < 3; i++) {
4226  SKIP_WS(next);
4227 
4228  if (*next == '\0') {
4229  break;
4230  }
4231  // Next character is not an integer or not a comma OR number of values > 2
4232  // => end of list
4233  if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4234  KMP_WARNING(EnvSyntaxError, name, value);
4235  return;
4236  }
4237  // The next character is ','
4238  if (*next == ',') {
4239  // ',' is the fisrt character
4240  if (total == 0 || prev_comma) {
4241  total++;
4242  }
4243  prev_comma = TRUE;
4244  next++; // skip ','
4245  SKIP_WS(next);
4246  }
4247  // Next character is a digit
4248  if (*next >= '0' && *next <= '9') {
4249  int num;
4250  const char *buf = next;
4251  char const *msg = NULL;
4252  prev_comma = FALSE;
4253  SKIP_DIGITS(next);
4254  total++;
4255 
4256  const char *tmp = next;
4257  SKIP_WS(tmp);
4258  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4259  KMP_WARNING(EnvSpacesNotAllowed, name, value);
4260  return;
4261  }
4262 
4263  num = __kmp_str_to_int(buf, *next);
4264  if (num <= 0) { // The number of retries should be > 0
4265  msg = KMP_I18N_STR(ValueTooSmall);
4266  num = 1;
4267  } else if (num > KMP_INT_MAX) {
4268  msg = KMP_I18N_STR(ValueTooLarge);
4269  num = KMP_INT_MAX;
4270  }
4271  if (msg != NULL) {
4272  // Message is not empty. Print warning.
4273  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4274  KMP_INFORM(Using_int_Value, name, num);
4275  }
4276  if (total == 1) {
4277  max_backoff = num;
4278  } else if (total == 2) {
4279  min_tick = num;
4280  }
4281  }
4282  }
4283  KMP_DEBUG_ASSERT(total > 0);
4284  if (total <= 0) {
4285  KMP_WARNING(EnvSyntaxError, name, value);
4286  return;
4287  }
4288  __kmp_spin_backoff_params.max_backoff = max_backoff;
4289  __kmp_spin_backoff_params.min_tick = min_tick;
4290 }
4291 
4292 static void __kmp_stg_print_spin_backoff_params(kmp_str_buf_t *buffer,
4293  char const *name, void *data) {
4294  if (__kmp_env_format) {
4295  KMP_STR_BUF_PRINT_NAME_EX(name);
4296  } else {
4297  __kmp_str_buf_print(buffer, " %s='", name);
4298  }
4299  __kmp_str_buf_print(buffer, "%d,%d'\n", __kmp_spin_backoff_params.max_backoff,
4300  __kmp_spin_backoff_params.min_tick);
4301 }
4302 
4303 #if KMP_USE_ADAPTIVE_LOCKS
4304 
4305 // -----------------------------------------------------------------------------
4306 // KMP_ADAPTIVE_LOCK_PROPS, KMP_SPECULATIVE_STATSFILE
4307 
4308 // Parse out values for the tunable parameters from a string of the form
4309 // KMP_ADAPTIVE_LOCK_PROPS=max_soft_retries[,max_badness]
4310 static void __kmp_stg_parse_adaptive_lock_props(const char *name,
4311  const char *value, void *data) {
4312  int max_retries = 0;
4313  int max_badness = 0;
4314 
4315  const char *next = value;
4316 
4317  int total = 0; // Count elements that were set. It'll be used as an array size
4318  int prev_comma = FALSE; // For correct processing sequential commas
4319  int i;
4320 
4321  // Save values in the structure __kmp_speculative_backoff_params
4322  // Run only 3 iterations because it is enough to read two values or find a
4323  // syntax error
4324  for (i = 0; i < 3; i++) {
4325  SKIP_WS(next);
4326 
4327  if (*next == '\0') {
4328  break;
4329  }
4330  // Next character is not an integer or not a comma OR number of values > 2
4331  // => end of list
4332  if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4333  KMP_WARNING(EnvSyntaxError, name, value);
4334  return;
4335  }
4336  // The next character is ','
4337  if (*next == ',') {
4338  // ',' is the fisrt character
4339  if (total == 0 || prev_comma) {
4340  total++;
4341  }
4342  prev_comma = TRUE;
4343  next++; // skip ','
4344  SKIP_WS(next);
4345  }
4346  // Next character is a digit
4347  if (*next >= '0' && *next <= '9') {
4348  int num;
4349  const char *buf = next;
4350  char const *msg = NULL;
4351  prev_comma = FALSE;
4352  SKIP_DIGITS(next);
4353  total++;
4354 
4355  const char *tmp = next;
4356  SKIP_WS(tmp);
4357  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4358  KMP_WARNING(EnvSpacesNotAllowed, name, value);
4359  return;
4360  }
4361 
4362  num = __kmp_str_to_int(buf, *next);
4363  if (num < 0) { // The number of retries should be >= 0
4364  msg = KMP_I18N_STR(ValueTooSmall);
4365  num = 1;
4366  } else if (num > KMP_INT_MAX) {
4367  msg = KMP_I18N_STR(ValueTooLarge);
4368  num = KMP_INT_MAX;
4369  }
4370  if (msg != NULL) {
4371  // Message is not empty. Print warning.
4372  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4373  KMP_INFORM(Using_int_Value, name, num);
4374  }
4375  if (total == 1) {
4376  max_retries = num;
4377  } else if (total == 2) {
4378  max_badness = num;
4379  }
4380  }
4381  }
4382  KMP_DEBUG_ASSERT(total > 0);
4383  if (total <= 0) {
4384  KMP_WARNING(EnvSyntaxError, name, value);
4385  return;
4386  }
4387  __kmp_adaptive_backoff_params.max_soft_retries = max_retries;
4388  __kmp_adaptive_backoff_params.max_badness = max_badness;
4389 }
4390 
4391 static void __kmp_stg_print_adaptive_lock_props(kmp_str_buf_t *buffer,
4392  char const *name, void *data) {
4393  if (__kmp_env_format) {
4394  KMP_STR_BUF_PRINT_NAME_EX(name);
4395  } else {
4396  __kmp_str_buf_print(buffer, " %s='", name);
4397  }
4398  __kmp_str_buf_print(buffer, "%d,%d'\n",
4399  __kmp_adaptive_backoff_params.max_soft_retries,
4400  __kmp_adaptive_backoff_params.max_badness);
4401 } // __kmp_stg_print_adaptive_lock_props
4402 
4403 #if KMP_DEBUG_ADAPTIVE_LOCKS
4404 
4405 static void __kmp_stg_parse_speculative_statsfile(char const *name,
4406  char const *value,
4407  void *data) {
4408  __kmp_stg_parse_file(name, value, "", CCAST(char**, &__kmp_speculative_statsfile));
4409 } // __kmp_stg_parse_speculative_statsfile
4410 
4411 static void __kmp_stg_print_speculative_statsfile(kmp_str_buf_t *buffer,
4412  char const *name,
4413  void *data) {
4414  if (__kmp_str_match("-", 0, __kmp_speculative_statsfile)) {
4415  __kmp_stg_print_str(buffer, name, "stdout");
4416  } else {
4417  __kmp_stg_print_str(buffer, name, __kmp_speculative_statsfile);
4418  }
4419 
4420 } // __kmp_stg_print_speculative_statsfile
4421 
4422 #endif // KMP_DEBUG_ADAPTIVE_LOCKS
4423 
4424 #endif // KMP_USE_ADAPTIVE_LOCKS
4425 
4426 // -----------------------------------------------------------------------------
4427 // KMP_HW_SUBSET (was KMP_PLACE_THREADS)
4428 
4429 // The longest observable sequense of items is
4430 // Socket-Node-Tile-Core-Thread
4431 // So, let's limit to 5 levels for now
4432 // The input string is usually short enough, let's use 512 limit for now
4433 #define MAX_T_LEVEL 5
4434 #define MAX_STR_LEN 512
4435 static void __kmp_stg_parse_hw_subset(char const *name, char const *value,
4436  void *data) {
4437  // Value example: 1s,5c@3,2T
4438  // Which means "use 1 socket, 5 cores with offset 3, 2 threads per core"
4439  kmp_setting_t **rivals = (kmp_setting_t **)data;
4440  if (strcmp(name, "KMP_PLACE_THREADS") == 0) {
4441  KMP_INFORM(EnvVarDeprecated, name, "KMP_HW_SUBSET");
4442  }
4443  if (__kmp_stg_check_rivals(name, value, rivals)) {
4444  return;
4445  }
4446 
4447  char *components[MAX_T_LEVEL];
4448  char const *digits = "0123456789";
4449  char input[MAX_STR_LEN];
4450  size_t len = 0, mlen = MAX_STR_LEN;
4451  int level = 0;
4452  // Canonize the string (remove spaces, unify delimiters, etc.)
4453  char *pos = CCAST(char *, value);
4454  while (*pos && mlen) {
4455  if (*pos != ' ') { // skip spaces
4456  if (len == 0 && *pos == ':') {
4457  __kmp_hws_abs_flag = 1; // if the first symbol is ":", skip it
4458  } else {
4459  input[len] = toupper(*pos);
4460  if (input[len] == 'X')
4461  input[len] = ','; // unify delimiters of levels
4462  if (input[len] == 'O' && strchr(digits, *(pos + 1)))
4463  input[len] = '@'; // unify delimiters of offset
4464  len++;
4465  }
4466  }
4467  mlen--;
4468  pos++;
4469  }
4470  if (len == 0 || mlen == 0)
4471  goto err; // contents is either empty or too long
4472  input[len] = '\0';
4473  __kmp_hws_requested = 1; // mark that subset requested
4474  // Split by delimiter
4475  pos = input;
4476  components[level++] = pos;
4477  while ((pos = strchr(pos, ','))) {
4478  *pos = '\0'; // modify input and avoid more copying
4479  components[level++] = ++pos; // expect something after ","
4480  if (level > MAX_T_LEVEL)
4481  goto err; // too many components provided
4482  }
4483  // Check each component
4484  for (int i = 0; i < level; ++i) {
4485  int offset = 0;
4486  int num = atoi(components[i]); // each component should start with a number
4487  if ((pos = strchr(components[i], '@'))) {
4488  offset = atoi(pos + 1); // save offset
4489  *pos = '\0'; // cut the offset from the component
4490  }
4491  pos = components[i] + strspn(components[i], digits);
4492  if (pos == components[i])
4493  goto err;
4494  // detect the component type
4495  switch (*pos) {
4496  case 'S': // Socket
4497  if (__kmp_hws_socket.num > 0)
4498  goto err; // duplicate is not allowed
4499  __kmp_hws_socket.num = num;
4500  __kmp_hws_socket.offset = offset;
4501  break;
4502  case 'N': // NUMA Node
4503  if (__kmp_hws_node.num > 0)
4504  goto err; // duplicate is not allowed
4505  __kmp_hws_node.num = num;
4506  __kmp_hws_node.offset = offset;
4507  break;
4508  case 'L': // Cache
4509  if (*(pos + 1) == '2') { // L2 - Tile
4510  if (__kmp_hws_tile.num > 0)
4511  goto err; // duplicate is not allowed
4512  __kmp_hws_tile.num = num;
4513  __kmp_hws_tile.offset = offset;
4514  } else if (*(pos + 1) == '3') { // L3 - Socket
4515  if (__kmp_hws_socket.num > 0)
4516  goto err; // duplicate is not allowed
4517  __kmp_hws_socket.num = num;
4518  __kmp_hws_socket.offset = offset;
4519  } else if (*(pos + 1) == '1') { // L1 - Core
4520  if (__kmp_hws_core.num > 0)
4521  goto err; // duplicate is not allowed
4522  __kmp_hws_core.num = num;
4523  __kmp_hws_core.offset = offset;
4524  }
4525  break;
4526  case 'C': // Core (or Cache?)
4527  if (*(pos + 1) != 'A') {
4528  if (__kmp_hws_core.num > 0)
4529  goto err; // duplicate is not allowed
4530  __kmp_hws_core.num = num;
4531  __kmp_hws_core.offset = offset;
4532  } else { // Cache
4533  char *d = pos + strcspn(pos, digits); // find digit
4534  if (*d == '2') { // L2 - Tile
4535  if (__kmp_hws_tile.num > 0)
4536  goto err; // duplicate is not allowed
4537  __kmp_hws_tile.num = num;
4538  __kmp_hws_tile.offset = offset;
4539  } else if (*d == '3') { // L3 - Socket
4540  if (__kmp_hws_socket.num > 0)
4541  goto err; // duplicate is not allowed
4542  __kmp_hws_socket.num = num;
4543  __kmp_hws_socket.offset = offset;
4544  } else if (*d == '1') { // L1 - Core
4545  if (__kmp_hws_core.num > 0)
4546  goto err; // duplicate is not allowed
4547  __kmp_hws_core.num = num;
4548  __kmp_hws_core.offset = offset;
4549  } else {
4550  goto err;
4551  }
4552  }
4553  break;
4554  case 'T': // Thread
4555  if (__kmp_hws_proc.num > 0)
4556  goto err; // duplicate is not allowed
4557  __kmp_hws_proc.num = num;
4558  __kmp_hws_proc.offset = offset;
4559  break;
4560  default:
4561  goto err;
4562  }
4563  }
4564  return;
4565 err:
4566  KMP_WARNING(AffHWSubsetInvalid, name, value);
4567  __kmp_hws_requested = 0; // mark that subset not requested
4568  return;
4569 }
4570 
4571 static void __kmp_stg_print_hw_subset(kmp_str_buf_t *buffer, char const *name,
4572  void *data) {
4573  if (__kmp_hws_requested) {
4574  int comma = 0;
4575  kmp_str_buf_t buf;
4576  __kmp_str_buf_init(&buf);
4577  if (__kmp_env_format)
4578  KMP_STR_BUF_PRINT_NAME_EX(name);
4579  else
4580  __kmp_str_buf_print(buffer, " %s='", name);
4581  if (__kmp_hws_socket.num) {
4582  __kmp_str_buf_print(&buf, "%ds", __kmp_hws_socket.num);
4583  if (__kmp_hws_socket.offset)
4584  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_socket.offset);
4585  comma = 1;
4586  }
4587  if (__kmp_hws_node.num) {
4588  __kmp_str_buf_print(&buf, "%s%dn", comma ? "," : "", __kmp_hws_node.num);
4589  if (__kmp_hws_node.offset)
4590  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_node.offset);
4591  comma = 1;
4592  }
4593  if (__kmp_hws_tile.num) {
4594  __kmp_str_buf_print(&buf, "%s%dL2", comma ? "," : "", __kmp_hws_tile.num);
4595  if (__kmp_hws_tile.offset)
4596  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_tile.offset);
4597  comma = 1;
4598  }
4599  if (__kmp_hws_core.num) {
4600  __kmp_str_buf_print(&buf, "%s%dc", comma ? "," : "", __kmp_hws_core.num);
4601  if (__kmp_hws_core.offset)
4602  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_core.offset);
4603  comma = 1;
4604  }
4605  if (__kmp_hws_proc.num)
4606  __kmp_str_buf_print(&buf, "%s%dt", comma ? "," : "", __kmp_hws_proc.num);
4607  __kmp_str_buf_print(buffer, "%s'\n", buf.str);
4608  __kmp_str_buf_free(&buf);
4609  }
4610 }
4611 
4612 #if USE_ITT_BUILD
4613 // -----------------------------------------------------------------------------
4614 // KMP_FORKJOIN_FRAMES
4615 
4616 static void __kmp_stg_parse_forkjoin_frames(char const *name, char const *value,
4617  void *data) {
4618  __kmp_stg_parse_bool(name, value, &__kmp_forkjoin_frames);
4619 } // __kmp_stg_parse_forkjoin_frames
4620 
4621 static void __kmp_stg_print_forkjoin_frames(kmp_str_buf_t *buffer,
4622  char const *name, void *data) {
4623  __kmp_stg_print_bool(buffer, name, __kmp_forkjoin_frames);
4624 } // __kmp_stg_print_forkjoin_frames
4625 
4626 // -----------------------------------------------------------------------------
4627 // KMP_FORKJOIN_FRAMES_MODE
4628 
4629 static void __kmp_stg_parse_forkjoin_frames_mode(char const *name,
4630  char const *value,
4631  void *data) {
4632  __kmp_stg_parse_int(name, value, 0, 3, &__kmp_forkjoin_frames_mode);
4633 } // __kmp_stg_parse_forkjoin_frames
4634 
4635 static void __kmp_stg_print_forkjoin_frames_mode(kmp_str_buf_t *buffer,
4636  char const *name, void *data) {
4637  __kmp_stg_print_int(buffer, name, __kmp_forkjoin_frames_mode);
4638 } // __kmp_stg_print_forkjoin_frames
4639 #endif /* USE_ITT_BUILD */
4640 
4641 // -----------------------------------------------------------------------------
4642 // OMP_DISPLAY_ENV
4643 
4644 #if OMP_40_ENABLED
4645 
4646 static void __kmp_stg_parse_omp_display_env(char const *name, char const *value,
4647  void *data) {
4648  if (__kmp_str_match("VERBOSE", 1, value)) {
4649  __kmp_display_env_verbose = TRUE;
4650  } else {
4651  __kmp_stg_parse_bool(name, value, &__kmp_display_env);
4652  }
4653 
4654 } // __kmp_stg_parse_omp_display_env
4655 
4656 static void __kmp_stg_print_omp_display_env(kmp_str_buf_t *buffer,
4657  char const *name, void *data) {
4658  if (__kmp_display_env_verbose) {
4659  __kmp_stg_print_str(buffer, name, "VERBOSE");
4660  } else {
4661  __kmp_stg_print_bool(buffer, name, __kmp_display_env);
4662  }
4663 } // __kmp_stg_print_omp_display_env
4664 
4665 static void __kmp_stg_parse_omp_cancellation(char const *name,
4666  char const *value, void *data) {
4667  if (TCR_4(__kmp_init_parallel)) {
4668  KMP_WARNING(EnvParallelWarn, name);
4669  return;
4670  } // read value before first parallel only
4671  __kmp_stg_parse_bool(name, value, &__kmp_omp_cancellation);
4672 } // __kmp_stg_parse_omp_cancellation
4673 
4674 static void __kmp_stg_print_omp_cancellation(kmp_str_buf_t *buffer,
4675  char const *name, void *data) {
4676  __kmp_stg_print_bool(buffer, name, __kmp_omp_cancellation);
4677 } // __kmp_stg_print_omp_cancellation
4678 
4679 #endif
4680 
4681 #if OMP_50_ENABLED && OMPT_SUPPORT
4682 static int __kmp_tool = 1;
4683 
4684 static void __kmp_stg_parse_omp_tool(char const *name, char const *value,
4685  void *data) {
4686  __kmp_stg_parse_bool(name, value, &__kmp_tool);
4687 } // __kmp_stg_parse_omp_tool
4688 
4689 static void __kmp_stg_print_omp_tool(kmp_str_buf_t *buffer, char const *name,
4690  void *data) {
4691  if (__kmp_env_format) {
4692  KMP_STR_BUF_PRINT_BOOL_EX(name, __kmp_tool, "enabled", "disabled");
4693  } else {
4694  __kmp_str_buf_print(buffer, " %s=%s\n", name,
4695  __kmp_tool ? "enabled" : "disabled");
4696  }
4697 } // __kmp_stg_print_omp_tool
4698 
4699 static char *__kmp_tool_libraries = NULL;
4700 
4701 static void __kmp_stg_parse_omp_tool_libraries(char const *name,
4702  char const *value, void *data) {
4703  __kmp_stg_parse_str(name, value, &__kmp_tool_libraries);
4704 } // __kmp_stg_parse_omp_tool_libraries
4705 
4706 static void __kmp_stg_print_omp_tool_libraries(kmp_str_buf_t *buffer,
4707  char const *name, void *data) {
4708  if (__kmp_tool_libraries)
4709  __kmp_stg_print_str(buffer, name, __kmp_tool_libraries);
4710  else {
4711  if (__kmp_env_format) {
4712  KMP_STR_BUF_PRINT_NAME;
4713  } else {
4714  __kmp_str_buf_print(buffer, " %s", name);
4715  }
4716  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
4717  }
4718 } // __kmp_stg_print_omp_tool_libraries
4719 
4720 #endif
4721 
4722 // Table.
4723 
4724 static kmp_setting_t __kmp_stg_table[] = {
4725 
4726  {"KMP_ALL_THREADS", __kmp_stg_parse_device_thread_limit, NULL, NULL, 0, 0},
4727  {"KMP_BLOCKTIME", __kmp_stg_parse_blocktime, __kmp_stg_print_blocktime,
4728  NULL, 0, 0},
4729  {"KMP_DUPLICATE_LIB_OK", __kmp_stg_parse_duplicate_lib_ok,
4730  __kmp_stg_print_duplicate_lib_ok, NULL, 0, 0},
4731  {"KMP_LIBRARY", __kmp_stg_parse_wait_policy, __kmp_stg_print_wait_policy,
4732  NULL, 0, 0},
4733  {"KMP_DEVICE_THREAD_LIMIT", __kmp_stg_parse_device_thread_limit,
4734  __kmp_stg_print_device_thread_limit, NULL, 0, 0},
4735 #if KMP_USE_MONITOR
4736  {"KMP_MONITOR_STACKSIZE", __kmp_stg_parse_monitor_stacksize,
4737  __kmp_stg_print_monitor_stacksize, NULL, 0, 0},
4738 #endif
4739  {"KMP_SETTINGS", __kmp_stg_parse_settings, __kmp_stg_print_settings, NULL,
4740  0, 0},
4741  {"KMP_STACKOFFSET", __kmp_stg_parse_stackoffset,
4742  __kmp_stg_print_stackoffset, NULL, 0, 0},
4743  {"KMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
4744  NULL, 0, 0},
4745  {"KMP_STACKPAD", __kmp_stg_parse_stackpad, __kmp_stg_print_stackpad, NULL,
4746  0, 0},
4747  {"KMP_VERSION", __kmp_stg_parse_version, __kmp_stg_print_version, NULL, 0,
4748  0},
4749  {"KMP_WARNINGS", __kmp_stg_parse_warnings, __kmp_stg_print_warnings, NULL,
4750  0, 0},
4751 
4752  {"OMP_NESTED", __kmp_stg_parse_nested, __kmp_stg_print_nested, NULL, 0, 0},
4753  {"OMP_NUM_THREADS", __kmp_stg_parse_num_threads,
4754  __kmp_stg_print_num_threads, NULL, 0, 0},
4755  {"OMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
4756  NULL, 0, 0},
4757 
4758  {"KMP_TASKING", __kmp_stg_parse_tasking, __kmp_stg_print_tasking, NULL, 0,
4759  0},
4760  {"KMP_TASK_STEALING_CONSTRAINT", __kmp_stg_parse_task_stealing,
4761  __kmp_stg_print_task_stealing, NULL, 0, 0},
4762  {"OMP_MAX_ACTIVE_LEVELS", __kmp_stg_parse_max_active_levels,
4763  __kmp_stg_print_max_active_levels, NULL, 0, 0},
4764 #if OMP_40_ENABLED
4765  {"OMP_DEFAULT_DEVICE", __kmp_stg_parse_default_device,
4766  __kmp_stg_print_default_device, NULL, 0, 0},
4767 #endif
4768 #if OMP_50_ENABLED
4769  {"OMP_TARGET_OFFLOAD", __kmp_stg_parse_target_offload,
4770  __kmp_stg_print_target_offload, NULL, 0, 0},
4771 #endif
4772 #if OMP_45_ENABLED
4773  {"OMP_MAX_TASK_PRIORITY", __kmp_stg_parse_max_task_priority,
4774  __kmp_stg_print_max_task_priority, NULL, 0, 0},
4775  {"KMP_TASKLOOP_MIN_TASKS", __kmp_stg_parse_taskloop_min_tasks,
4776  __kmp_stg_print_taskloop_min_tasks, NULL, 0, 0},
4777 #endif
4778  {"OMP_THREAD_LIMIT", __kmp_stg_parse_thread_limit,
4779  __kmp_stg_print_thread_limit, NULL, 0, 0},
4780  {"KMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_thread_limit,
4781  __kmp_stg_print_teams_thread_limit, NULL, 0, 0},
4782  {"OMP_WAIT_POLICY", __kmp_stg_parse_wait_policy,
4783  __kmp_stg_print_wait_policy, NULL, 0, 0},
4784  {"KMP_DISP_NUM_BUFFERS", __kmp_stg_parse_disp_buffers,
4785  __kmp_stg_print_disp_buffers, NULL, 0, 0},
4786 #if KMP_NESTED_HOT_TEAMS
4787  {"KMP_HOT_TEAMS_MAX_LEVEL", __kmp_stg_parse_hot_teams_level,
4788  __kmp_stg_print_hot_teams_level, NULL, 0, 0},
4789  {"KMP_HOT_TEAMS_MODE", __kmp_stg_parse_hot_teams_mode,
4790  __kmp_stg_print_hot_teams_mode, NULL, 0, 0},
4791 #endif // KMP_NESTED_HOT_TEAMS
4792 
4793 #if KMP_HANDLE_SIGNALS
4794  {"KMP_HANDLE_SIGNALS", __kmp_stg_parse_handle_signals,
4795  __kmp_stg_print_handle_signals, NULL, 0, 0},
4796 #endif
4797 
4798 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
4799  {"KMP_INHERIT_FP_CONTROL", __kmp_stg_parse_inherit_fp_control,
4800  __kmp_stg_print_inherit_fp_control, NULL, 0, 0},
4801 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
4802 
4803 #ifdef KMP_GOMP_COMPAT
4804  {"GOMP_STACKSIZE", __kmp_stg_parse_stacksize, NULL, NULL, 0, 0},
4805 #endif
4806 
4807 #ifdef KMP_DEBUG
4808  {"KMP_A_DEBUG", __kmp_stg_parse_a_debug, __kmp_stg_print_a_debug, NULL, 0,
4809  0},
4810  {"KMP_B_DEBUG", __kmp_stg_parse_b_debug, __kmp_stg_print_b_debug, NULL, 0,
4811  0},
4812  {"KMP_C_DEBUG", __kmp_stg_parse_c_debug, __kmp_stg_print_c_debug, NULL, 0,
4813  0},
4814  {"KMP_D_DEBUG", __kmp_stg_parse_d_debug, __kmp_stg_print_d_debug, NULL, 0,
4815  0},
4816  {"KMP_E_DEBUG", __kmp_stg_parse_e_debug, __kmp_stg_print_e_debug, NULL, 0,
4817  0},
4818  {"KMP_F_DEBUG", __kmp_stg_parse_f_debug, __kmp_stg_print_f_debug, NULL, 0,
4819  0},
4820  {"KMP_DEBUG", __kmp_stg_parse_debug, NULL, /* no print */ NULL, 0, 0},
4821  {"KMP_DEBUG_BUF", __kmp_stg_parse_debug_buf, __kmp_stg_print_debug_buf,
4822  NULL, 0, 0},
4823  {"KMP_DEBUG_BUF_ATOMIC", __kmp_stg_parse_debug_buf_atomic,
4824  __kmp_stg_print_debug_buf_atomic, NULL, 0, 0},
4825  {"KMP_DEBUG_BUF_CHARS", __kmp_stg_parse_debug_buf_chars,
4826  __kmp_stg_print_debug_buf_chars, NULL, 0, 0},
4827  {"KMP_DEBUG_BUF_LINES", __kmp_stg_parse_debug_buf_lines,
4828  __kmp_stg_print_debug_buf_lines, NULL, 0, 0},
4829  {"KMP_DIAG", __kmp_stg_parse_diag, __kmp_stg_print_diag, NULL, 0, 0},
4830 
4831  {"KMP_PAR_RANGE", __kmp_stg_parse_par_range_env,
4832  __kmp_stg_print_par_range_env, NULL, 0, 0},
4833  {"KMP_YIELD_CYCLE", __kmp_stg_parse_yield_cycle,
4834  __kmp_stg_print_yield_cycle, NULL, 0, 0},
4835  {"KMP_YIELD_ON", __kmp_stg_parse_yield_on, __kmp_stg_print_yield_on, NULL,
4836  0, 0},
4837  {"KMP_YIELD_OFF", __kmp_stg_parse_yield_off, __kmp_stg_print_yield_off,
4838  NULL, 0, 0},
4839 #endif // KMP_DEBUG
4840 
4841  {"KMP_ALIGN_ALLOC", __kmp_stg_parse_align_alloc,
4842  __kmp_stg_print_align_alloc, NULL, 0, 0},
4843 
4844  {"KMP_PLAIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
4845  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
4846  {"KMP_PLAIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
4847  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
4848  {"KMP_FORKJOIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
4849  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
4850  {"KMP_FORKJOIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
4851  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
4852 #if KMP_FAST_REDUCTION_BARRIER
4853  {"KMP_REDUCTION_BARRIER", __kmp_stg_parse_barrier_branch_bit,
4854  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
4855  {"KMP_REDUCTION_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
4856  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
4857 #endif
4858 
4859  {"KMP_ABORT_DELAY", __kmp_stg_parse_abort_delay,
4860  __kmp_stg_print_abort_delay, NULL, 0, 0},
4861  {"KMP_CPUINFO_FILE", __kmp_stg_parse_cpuinfo_file,
4862  __kmp_stg_print_cpuinfo_file, NULL, 0, 0},
4863  {"KMP_FORCE_REDUCTION", __kmp_stg_parse_force_reduction,
4864  __kmp_stg_print_force_reduction, NULL, 0, 0},
4865  {"KMP_DETERMINISTIC_REDUCTION", __kmp_stg_parse_force_reduction,
4866  __kmp_stg_print_force_reduction, NULL, 0, 0},
4867  {"KMP_STORAGE_MAP", __kmp_stg_parse_storage_map,
4868  __kmp_stg_print_storage_map, NULL, 0, 0},
4869  {"KMP_ALL_THREADPRIVATE", __kmp_stg_parse_all_threadprivate,
4870  __kmp_stg_print_all_threadprivate, NULL, 0, 0},
4871  {"KMP_FOREIGN_THREADS_THREADPRIVATE",
4872  __kmp_stg_parse_foreign_threads_threadprivate,
4873  __kmp_stg_print_foreign_threads_threadprivate, NULL, 0, 0},
4874 
4875 #if KMP_AFFINITY_SUPPORTED
4876  {"KMP_AFFINITY", __kmp_stg_parse_affinity, __kmp_stg_print_affinity, NULL,
4877  0, 0},
4878 #ifdef KMP_GOMP_COMPAT
4879  {"GOMP_CPU_AFFINITY", __kmp_stg_parse_gomp_cpu_affinity, NULL,
4880  /* no print */ NULL, 0, 0},
4881 #endif /* KMP_GOMP_COMPAT */
4882 #if OMP_40_ENABLED
4883  {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
4884  NULL, 0, 0},
4885  {"OMP_PLACES", __kmp_stg_parse_places, __kmp_stg_print_places, NULL, 0, 0},
4886 #else
4887  {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, NULL, /* no print */ NULL, 0,
4888  0},
4889 #endif /* OMP_40_ENABLED */
4890  {"KMP_TOPOLOGY_METHOD", __kmp_stg_parse_topology_method,
4891  __kmp_stg_print_topology_method, NULL, 0, 0},
4892 
4893 #else
4894 
4895 // KMP_AFFINITY is not supported on OS X*, nor is OMP_PLACES.
4896 // OMP_PROC_BIND and proc-bind-var are supported, however.
4897 #if OMP_40_ENABLED
4898  {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
4899  NULL, 0, 0},
4900 #endif
4901 
4902 #endif // KMP_AFFINITY_SUPPORTED
4903 #if OMP_50_ENABLED
4904  {"OMP_DISPLAY_AFFINITY", __kmp_stg_parse_display_affinity,
4905  __kmp_stg_print_display_affinity, NULL, 0, 0},
4906  {"OMP_AFFINITY_FORMAT", __kmp_stg_parse_affinity_format,
4907  __kmp_stg_print_affinity_format, NULL, 0, 0},
4908 #endif
4909  {"KMP_INIT_AT_FORK", __kmp_stg_parse_init_at_fork,
4910  __kmp_stg_print_init_at_fork, NULL, 0, 0},
4911  {"KMP_SCHEDULE", __kmp_stg_parse_schedule, __kmp_stg_print_schedule, NULL,
4912  0, 0},
4913  {"OMP_SCHEDULE", __kmp_stg_parse_omp_schedule, __kmp_stg_print_omp_schedule,
4914  NULL, 0, 0},
4915 #if KMP_USE_HIER_SCHED
4916  {"KMP_DISP_HAND_THREAD", __kmp_stg_parse_kmp_hand_thread,
4917  __kmp_stg_print_kmp_hand_thread, NULL, 0, 0},
4918 #endif
4919  {"KMP_ATOMIC_MODE", __kmp_stg_parse_atomic_mode,
4920  __kmp_stg_print_atomic_mode, NULL, 0, 0},
4921  {"KMP_CONSISTENCY_CHECK", __kmp_stg_parse_consistency_check,
4922  __kmp_stg_print_consistency_check, NULL, 0, 0},
4923 
4924 #if USE_ITT_BUILD && USE_ITT_NOTIFY
4925  {"KMP_ITT_PREPARE_DELAY", __kmp_stg_parse_itt_prepare_delay,
4926  __kmp_stg_print_itt_prepare_delay, NULL, 0, 0},
4927 #endif /* USE_ITT_BUILD && USE_ITT_NOTIFY */
4928  {"KMP_MALLOC_POOL_INCR", __kmp_stg_parse_malloc_pool_incr,
4929  __kmp_stg_print_malloc_pool_incr, NULL, 0, 0},
4930  {"KMP_INIT_WAIT", __kmp_stg_parse_init_wait, __kmp_stg_print_init_wait,
4931  NULL, 0, 0},
4932  {"KMP_NEXT_WAIT", __kmp_stg_parse_next_wait, __kmp_stg_print_next_wait,
4933  NULL, 0, 0},
4934  {"KMP_GTID_MODE", __kmp_stg_parse_gtid_mode, __kmp_stg_print_gtid_mode,
4935  NULL, 0, 0},
4936  {"OMP_DYNAMIC", __kmp_stg_parse_omp_dynamic, __kmp_stg_print_omp_dynamic,
4937  NULL, 0, 0},
4938  {"KMP_DYNAMIC_MODE", __kmp_stg_parse_kmp_dynamic_mode,
4939  __kmp_stg_print_kmp_dynamic_mode, NULL, 0, 0},
4940 
4941 #ifdef USE_LOAD_BALANCE
4942  {"KMP_LOAD_BALANCE_INTERVAL", __kmp_stg_parse_ld_balance_interval,
4943  __kmp_stg_print_ld_balance_interval, NULL, 0, 0},
4944 #endif
4945 
4946  {"KMP_NUM_LOCKS_IN_BLOCK", __kmp_stg_parse_lock_block,
4947  __kmp_stg_print_lock_block, NULL, 0, 0},
4948  {"KMP_LOCK_KIND", __kmp_stg_parse_lock_kind, __kmp_stg_print_lock_kind,
4949  NULL, 0, 0},
4950  {"KMP_SPIN_BACKOFF_PARAMS", __kmp_stg_parse_spin_backoff_params,
4951  __kmp_stg_print_spin_backoff_params, NULL, 0, 0},
4952 #if KMP_USE_ADAPTIVE_LOCKS
4953  {"KMP_ADAPTIVE_LOCK_PROPS", __kmp_stg_parse_adaptive_lock_props,
4954  __kmp_stg_print_adaptive_lock_props, NULL, 0, 0},
4955 #if KMP_DEBUG_ADAPTIVE_LOCKS
4956  {"KMP_SPECULATIVE_STATSFILE", __kmp_stg_parse_speculative_statsfile,
4957  __kmp_stg_print_speculative_statsfile, NULL, 0, 0},
4958 #endif
4959 #endif // KMP_USE_ADAPTIVE_LOCKS
4960  {"KMP_PLACE_THREADS", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
4961  NULL, 0, 0},
4962  {"KMP_HW_SUBSET", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
4963  NULL, 0, 0},
4964 #if USE_ITT_BUILD
4965  {"KMP_FORKJOIN_FRAMES", __kmp_stg_parse_forkjoin_frames,
4966  __kmp_stg_print_forkjoin_frames, NULL, 0, 0},
4967  {"KMP_FORKJOIN_FRAMES_MODE", __kmp_stg_parse_forkjoin_frames_mode,
4968  __kmp_stg_print_forkjoin_frames_mode, NULL, 0, 0},
4969 #endif
4970 
4971 #if OMP_40_ENABLED
4972  {"OMP_DISPLAY_ENV", __kmp_stg_parse_omp_display_env,
4973  __kmp_stg_print_omp_display_env, NULL, 0, 0},
4974  {"OMP_CANCELLATION", __kmp_stg_parse_omp_cancellation,
4975  __kmp_stg_print_omp_cancellation, NULL, 0, 0},
4976 #endif
4977 
4978 #if OMP_50_ENABLED
4979  {"OMP_ALLOCATOR", __kmp_stg_parse_allocator, __kmp_stg_print_allocator,
4980  NULL, 0, 0},
4981 #endif
4982 
4983 #if OMP_50_ENABLED && OMPT_SUPPORT
4984  {"OMP_TOOL", __kmp_stg_parse_omp_tool, __kmp_stg_print_omp_tool, NULL, 0,
4985  0},
4986  {"OMP_TOOL_LIBRARIES", __kmp_stg_parse_omp_tool_libraries,
4987  __kmp_stg_print_omp_tool_libraries, NULL, 0, 0},
4988 #endif
4989 
4990  {"", NULL, NULL, NULL, 0, 0}}; // settings
4991 
4992 static int const __kmp_stg_count =
4993  sizeof(__kmp_stg_table) / sizeof(kmp_setting_t);
4994 
4995 static inline kmp_setting_t *__kmp_stg_find(char const *name) {
4996 
4997  int i;
4998  if (name != NULL) {
4999  for (i = 0; i < __kmp_stg_count; ++i) {
5000  if (strcmp(__kmp_stg_table[i].name, name) == 0) {
5001  return &__kmp_stg_table[i];
5002  }
5003  }
5004  }
5005  return NULL;
5006 
5007 } // __kmp_stg_find
5008 
5009 static int __kmp_stg_cmp(void const *_a, void const *_b) {
5010  const kmp_setting_t *a = RCAST(const kmp_setting_t *, _a);
5011  const kmp_setting_t *b = RCAST(const kmp_setting_t *, _b);
5012 
5013  // Process KMP_AFFINITY last.
5014  // It needs to come after OMP_PLACES and GOMP_CPU_AFFINITY.
5015  if (strcmp(a->name, "KMP_AFFINITY") == 0) {
5016  if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5017  return 0;
5018  }
5019  return 1;
5020  } else if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5021  return -1;
5022  }
5023  return strcmp(a->name, b->name);
5024 } // __kmp_stg_cmp
5025 
5026 static void __kmp_stg_init(void) {
5027 
5028  static int initialized = 0;
5029 
5030  if (!initialized) {
5031 
5032  // Sort table.
5033  qsort(__kmp_stg_table, __kmp_stg_count - 1, sizeof(kmp_setting_t),
5034  __kmp_stg_cmp);
5035 
5036  { // Initialize *_STACKSIZE data.
5037  kmp_setting_t *kmp_stacksize =
5038  __kmp_stg_find("KMP_STACKSIZE"); // 1st priority.
5039 #ifdef KMP_GOMP_COMPAT
5040  kmp_setting_t *gomp_stacksize =
5041  __kmp_stg_find("GOMP_STACKSIZE"); // 2nd priority.
5042 #endif
5043  kmp_setting_t *omp_stacksize =
5044  __kmp_stg_find("OMP_STACKSIZE"); // 3rd priority.
5045 
5046  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5047  // !!! Compiler does not understand rivals is used and optimizes out
5048  // assignments
5049  // !!! rivals[ i ++ ] = ...;
5050  static kmp_setting_t *volatile rivals[4];
5051  static kmp_stg_ss_data_t kmp_data = {1, CCAST(kmp_setting_t **, rivals)};
5052 #ifdef KMP_GOMP_COMPAT
5053  static kmp_stg_ss_data_t gomp_data = {1024,
5054  CCAST(kmp_setting_t **, rivals)};
5055 #endif
5056  static kmp_stg_ss_data_t omp_data = {1024,
5057  CCAST(kmp_setting_t **, rivals)};
5058  int i = 0;
5059 
5060  rivals[i++] = kmp_stacksize;
5061 #ifdef KMP_GOMP_COMPAT
5062  if (gomp_stacksize != NULL) {
5063  rivals[i++] = gomp_stacksize;
5064  }
5065 #endif
5066  rivals[i++] = omp_stacksize;
5067  rivals[i++] = NULL;
5068 
5069  kmp_stacksize->data = &kmp_data;
5070 #ifdef KMP_GOMP_COMPAT
5071  if (gomp_stacksize != NULL) {
5072  gomp_stacksize->data = &gomp_data;
5073  }
5074 #endif
5075  omp_stacksize->data = &omp_data;
5076  }
5077 
5078  { // Initialize KMP_LIBRARY and OMP_WAIT_POLICY data.
5079  kmp_setting_t *kmp_library =
5080  __kmp_stg_find("KMP_LIBRARY"); // 1st priority.
5081  kmp_setting_t *omp_wait_policy =
5082  __kmp_stg_find("OMP_WAIT_POLICY"); // 2nd priority.
5083 
5084  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5085  static kmp_setting_t *volatile rivals[3];
5086  static kmp_stg_wp_data_t kmp_data = {0, CCAST(kmp_setting_t **, rivals)};
5087  static kmp_stg_wp_data_t omp_data = {1, CCAST(kmp_setting_t **, rivals)};
5088  int i = 0;
5089 
5090  rivals[i++] = kmp_library;
5091  if (omp_wait_policy != NULL) {
5092  rivals[i++] = omp_wait_policy;
5093  }
5094  rivals[i++] = NULL;
5095 
5096  kmp_library->data = &kmp_data;
5097  if (omp_wait_policy != NULL) {
5098  omp_wait_policy->data = &omp_data;
5099  }
5100  }
5101 
5102  { // Initialize KMP_DEVICE_THREAD_LIMIT and KMP_ALL_THREADS
5103  kmp_setting_t *kmp_device_thread_limit =
5104  __kmp_stg_find("KMP_DEVICE_THREAD_LIMIT"); // 1st priority.
5105  kmp_setting_t *kmp_all_threads =
5106  __kmp_stg_find("KMP_ALL_THREADS"); // 2nd priority.
5107 
5108  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5109  static kmp_setting_t *volatile rivals[3];
5110  int i = 0;
5111 
5112  rivals[i++] = kmp_device_thread_limit;
5113  rivals[i++] = kmp_all_threads;
5114  rivals[i++] = NULL;
5115 
5116  kmp_device_thread_limit->data = CCAST(kmp_setting_t **, rivals);
5117  kmp_all_threads->data = CCAST(kmp_setting_t **, rivals);
5118  }
5119 
5120  { // Initialize KMP_HW_SUBSET and KMP_PLACE_THREADS
5121  // 1st priority
5122  kmp_setting_t *kmp_hw_subset = __kmp_stg_find("KMP_HW_SUBSET");
5123  // 2nd priority
5124  kmp_setting_t *kmp_place_threads = __kmp_stg_find("KMP_PLACE_THREADS");
5125 
5126  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5127  static kmp_setting_t *volatile rivals[3];
5128  int i = 0;
5129 
5130  rivals[i++] = kmp_hw_subset;
5131  rivals[i++] = kmp_place_threads;
5132  rivals[i++] = NULL;
5133 
5134  kmp_hw_subset->data = CCAST(kmp_setting_t **, rivals);
5135  kmp_place_threads->data = CCAST(kmp_setting_t **, rivals);
5136  }
5137 
5138 #if KMP_AFFINITY_SUPPORTED
5139  { // Initialize KMP_AFFINITY, GOMP_CPU_AFFINITY, and OMP_PROC_BIND data.
5140  kmp_setting_t *kmp_affinity =
5141  __kmp_stg_find("KMP_AFFINITY"); // 1st priority.
5142  KMP_DEBUG_ASSERT(kmp_affinity != NULL);
5143 
5144 #ifdef KMP_GOMP_COMPAT
5145  kmp_setting_t *gomp_cpu_affinity =
5146  __kmp_stg_find("GOMP_CPU_AFFINITY"); // 2nd priority.
5147  KMP_DEBUG_ASSERT(gomp_cpu_affinity != NULL);
5148 #endif
5149 
5150  kmp_setting_t *omp_proc_bind =
5151  __kmp_stg_find("OMP_PROC_BIND"); // 3rd priority.
5152  KMP_DEBUG_ASSERT(omp_proc_bind != NULL);
5153 
5154  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5155  static kmp_setting_t *volatile rivals[4];
5156  int i = 0;
5157 
5158  rivals[i++] = kmp_affinity;
5159 
5160 #ifdef KMP_GOMP_COMPAT
5161  rivals[i++] = gomp_cpu_affinity;
5162  gomp_cpu_affinity->data = CCAST(kmp_setting_t **, rivals);
5163 #endif
5164 
5165  rivals[i++] = omp_proc_bind;
5166  omp_proc_bind->data = CCAST(kmp_setting_t **, rivals);
5167  rivals[i++] = NULL;
5168 
5169 #if OMP_40_ENABLED
5170  static kmp_setting_t *volatile places_rivals[4];
5171  i = 0;
5172 
5173  kmp_setting_t *omp_places = __kmp_stg_find("OMP_PLACES"); // 3rd priority.
5174  KMP_DEBUG_ASSERT(omp_places != NULL);
5175 
5176  places_rivals[i++] = kmp_affinity;
5177 #ifdef KMP_GOMP_COMPAT
5178  places_rivals[i++] = gomp_cpu_affinity;
5179 #endif
5180  places_rivals[i++] = omp_places;
5181  omp_places->data = CCAST(kmp_setting_t **, places_rivals);
5182  places_rivals[i++] = NULL;
5183 #endif
5184  }
5185 #else
5186 // KMP_AFFINITY not supported, so OMP_PROC_BIND has no rivals.
5187 // OMP_PLACES not supported yet.
5188 #endif // KMP_AFFINITY_SUPPORTED
5189 
5190  { // Initialize KMP_DETERMINISTIC_REDUCTION and KMP_FORCE_REDUCTION data.
5191  kmp_setting_t *kmp_force_red =
5192  __kmp_stg_find("KMP_FORCE_REDUCTION"); // 1st priority.
5193  kmp_setting_t *kmp_determ_red =
5194  __kmp_stg_find("KMP_DETERMINISTIC_REDUCTION"); // 2nd priority.
5195 
5196  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5197  static kmp_setting_t *volatile rivals[3];
5198  static kmp_stg_fr_data_t force_data = {1,
5199  CCAST(kmp_setting_t **, rivals)};
5200  static kmp_stg_fr_data_t determ_data = {0,
5201  CCAST(kmp_setting_t **, rivals)};
5202  int i = 0;
5203 
5204  rivals[i++] = kmp_force_red;
5205  if (kmp_determ_red != NULL) {
5206  rivals[i++] = kmp_determ_red;
5207  }
5208  rivals[i++] = NULL;
5209 
5210  kmp_force_red->data = &force_data;
5211  if (kmp_determ_red != NULL) {
5212  kmp_determ_red->data = &determ_data;
5213  }
5214  }
5215 
5216  initialized = 1;
5217  }
5218 
5219  // Reset flags.
5220  int i;
5221  for (i = 0; i < __kmp_stg_count; ++i) {
5222  __kmp_stg_table[i].set = 0;
5223  }
5224 
5225 } // __kmp_stg_init
5226 
5227 static void __kmp_stg_parse(char const *name, char const *value) {
5228  // On Windows* OS there are some nameless variables like "C:=C:\" (yeah,
5229  // really nameless, they are presented in environment block as
5230  // "=C:=C\\\x00=D:=D:\\\x00...", so let us skip them.
5231  if (name[0] == 0) {
5232  return;
5233  }
5234 
5235  if (value != NULL) {
5236  kmp_setting_t *setting = __kmp_stg_find(name);
5237  if (setting != NULL) {
5238  setting->parse(name, value, setting->data);
5239  setting->defined = 1;
5240  }
5241  }
5242 
5243 } // __kmp_stg_parse
5244 
5245 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found.
5246  char const *name, // Name of variable.
5247  char const *value, // Value of the variable.
5248  kmp_setting_t **rivals // List of rival settings (must include current one).
5249  ) {
5250 
5251  if (rivals == NULL) {
5252  return 0;
5253  }
5254 
5255  // Loop thru higher priority settings (listed before current).
5256  int i = 0;
5257  for (; strcmp(rivals[i]->name, name) != 0; i++) {
5258  KMP_DEBUG_ASSERT(rivals[i] != NULL);
5259 
5260 #if KMP_AFFINITY_SUPPORTED
5261  if (rivals[i] == __kmp_affinity_notype) {
5262  // If KMP_AFFINITY is specified without a type name,
5263  // it does not rival OMP_PROC_BIND or GOMP_CPU_AFFINITY.
5264  continue;
5265  }
5266 #endif
5267 
5268  if (rivals[i]->set) {
5269  KMP_WARNING(StgIgnored, name, rivals[i]->name);
5270  return 1;
5271  }
5272  }
5273 
5274  ++i; // Skip current setting.
5275  return 0;
5276 
5277 } // __kmp_stg_check_rivals
5278 
5279 static int __kmp_env_toPrint(char const *name, int flag) {
5280  int rc = 0;
5281  kmp_setting_t *setting = __kmp_stg_find(name);
5282  if (setting != NULL) {
5283  rc = setting->defined;
5284  if (flag >= 0) {
5285  setting->defined = flag;
5286  }
5287  }
5288  return rc;
5289 }
5290 
5291 static void __kmp_aux_env_initialize(kmp_env_blk_t *block) {
5292 
5293  char const *value;
5294 
5295  /* OMP_NUM_THREADS */
5296  value = __kmp_env_blk_var(block, "OMP_NUM_THREADS");
5297  if (value) {
5298  ompc_set_num_threads(__kmp_dflt_team_nth);
5299  }
5300 
5301  /* KMP_BLOCKTIME */
5302  value = __kmp_env_blk_var(block, "KMP_BLOCKTIME");
5303  if (value) {
5304  kmpc_set_blocktime(__kmp_dflt_blocktime);
5305  }
5306 
5307  /* OMP_NESTED */
5308  value = __kmp_env_blk_var(block, "OMP_NESTED");
5309  if (value) {
5310  ompc_set_nested(__kmp_dflt_nested);
5311  }
5312 
5313  /* OMP_DYNAMIC */
5314  value = __kmp_env_blk_var(block, "OMP_DYNAMIC");
5315  if (value) {
5316  ompc_set_dynamic(__kmp_global.g.g_dynamic);
5317  }
5318 }
5319 
5320 void __kmp_env_initialize(char const *string) {
5321 
5322  kmp_env_blk_t block;
5323  int i;
5324 
5325  __kmp_stg_init();
5326 
5327  // Hack!!!
5328  if (string == NULL) {
5329  // __kmp_max_nth = __kmp_sys_max_nth;
5330  __kmp_threads_capacity =
5331  __kmp_initial_threads_capacity(__kmp_dflt_team_nth_ub);
5332  }
5333  __kmp_env_blk_init(&block, string);
5334 
5335  // update the set flag on all entries that have an env var
5336  for (i = 0; i < block.count; ++i) {
5337  if ((block.vars[i].name == NULL) || (*block.vars[i].name == '\0')) {
5338  continue;
5339  }
5340  if (block.vars[i].value == NULL) {
5341  continue;
5342  }
5343  kmp_setting_t *setting = __kmp_stg_find(block.vars[i].name);
5344  if (setting != NULL) {
5345  setting->set = 1;
5346  }
5347  }
5348 
5349  // We need to know if blocktime was set when processing OMP_WAIT_POLICY
5350  blocktime_str = __kmp_env_blk_var(&block, "KMP_BLOCKTIME");
5351 
5352  // Special case. If we parse environment, not a string, process KMP_WARNINGS
5353  // first.
5354  if (string == NULL) {
5355  char const *name = "KMP_WARNINGS";
5356  char const *value = __kmp_env_blk_var(&block, name);
5357  __kmp_stg_parse(name, value);
5358  }
5359 
5360 #if KMP_AFFINITY_SUPPORTED
5361  // Special case. KMP_AFFINITY is not a rival to other affinity env vars
5362  // if no affinity type is specified. We want to allow
5363  // KMP_AFFINITY=[no],verbose/[no]warnings/etc. to be enabled when
5364  // specifying the affinity type via GOMP_CPU_AFFINITY or the OMP 4.0
5365  // affinity mechanism.
5366  __kmp_affinity_notype = NULL;
5367  char const *aff_str = __kmp_env_blk_var(&block, "KMP_AFFINITY");
5368  if (aff_str != NULL) {
5369 // Check if the KMP_AFFINITY type is specified in the string.
5370 // We just search the string for "compact", "scatter", etc.
5371 // without really parsing the string. The syntax of the
5372 // KMP_AFFINITY env var is such that none of the affinity
5373 // type names can appear anywhere other that the type
5374 // specifier, even as substrings.
5375 //
5376 // I can't find a case-insensitive version of strstr on Windows* OS.
5377 // Use the case-sensitive version for now.
5378 
5379 #if KMP_OS_WINDOWS
5380 #define FIND strstr
5381 #else
5382 #define FIND strcasestr
5383 #endif
5384 
5385  if ((FIND(aff_str, "none") == NULL) &&
5386  (FIND(aff_str, "physical") == NULL) &&
5387  (FIND(aff_str, "logical") == NULL) &&
5388  (FIND(aff_str, "compact") == NULL) &&
5389  (FIND(aff_str, "scatter") == NULL) &&
5390  (FIND(aff_str, "explicit") == NULL) &&
5391  (FIND(aff_str, "balanced") == NULL) &&
5392  (FIND(aff_str, "disabled") == NULL)) {
5393  __kmp_affinity_notype = __kmp_stg_find("KMP_AFFINITY");
5394  } else {
5395  // A new affinity type is specified.
5396  // Reset the affinity flags to their default values,
5397  // in case this is called from kmp_set_defaults().
5398  __kmp_affinity_type = affinity_default;
5399  __kmp_affinity_gran = affinity_gran_default;
5400  __kmp_affinity_top_method = affinity_top_method_default;
5401  __kmp_affinity_respect_mask = affinity_respect_mask_default;
5402  }
5403 #undef FIND
5404 
5405 #if OMP_40_ENABLED
5406  // Also reset the affinity flags if OMP_PROC_BIND is specified.
5407  aff_str = __kmp_env_blk_var(&block, "OMP_PROC_BIND");
5408  if (aff_str != NULL) {
5409  __kmp_affinity_type = affinity_default;
5410  __kmp_affinity_gran = affinity_gran_default;
5411  __kmp_affinity_top_method = affinity_top_method_default;
5412  __kmp_affinity_respect_mask = affinity_respect_mask_default;
5413  }
5414 #endif /* OMP_40_ENABLED */
5415  }
5416 
5417 #endif /* KMP_AFFINITY_SUPPORTED */
5418 
5419 #if OMP_40_ENABLED
5420  // Set up the nested proc bind type vector.
5421  if (__kmp_nested_proc_bind.bind_types == NULL) {
5422  __kmp_nested_proc_bind.bind_types =
5423  (kmp_proc_bind_t *)KMP_INTERNAL_MALLOC(sizeof(kmp_proc_bind_t));
5424  if (__kmp_nested_proc_bind.bind_types == NULL) {
5425  KMP_FATAL(MemoryAllocFailed);
5426  }
5427  __kmp_nested_proc_bind.size = 1;
5428  __kmp_nested_proc_bind.used = 1;
5429 #if KMP_AFFINITY_SUPPORTED
5430  __kmp_nested_proc_bind.bind_types[0] = proc_bind_default;
5431 #else
5432  // default proc bind is false if affinity not supported
5433  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5434 #endif
5435  }
5436 #endif /* OMP_40_ENABLED */
5437 
5438 #if OMP_50_ENABLED
5439  // Set up the affinity format ICV
5440  // Grab the default affinity format string from the message catalog
5441  kmp_msg_t m =
5442  __kmp_msg_format(kmp_i18n_msg_AffFormatDefault, "%P", "%i", "%n", "%A");
5443  KMP_DEBUG_ASSERT(KMP_STRLEN(m.str) < KMP_AFFINITY_FORMAT_SIZE);
5444 
5445  if (__kmp_affinity_format == NULL) {
5446  __kmp_affinity_format =
5447  (char *)KMP_INTERNAL_MALLOC(sizeof(char) * KMP_AFFINITY_FORMAT_SIZE);
5448  }
5449  KMP_STRCPY_S(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, m.str);
5450  __kmp_str_free(&m.str);
5451 #endif
5452 
5453  // Now process all of the settings.
5454  for (i = 0; i < block.count; ++i) {
5455  __kmp_stg_parse(block.vars[i].name, block.vars[i].value);
5456  }
5457 
5458  // If user locks have been allocated yet, don't reset the lock vptr table.
5459  if (!__kmp_init_user_locks) {
5460  if (__kmp_user_lock_kind == lk_default) {
5461  __kmp_user_lock_kind = lk_queuing;
5462  }
5463 #if KMP_USE_DYNAMIC_LOCK
5464  __kmp_init_dynamic_user_locks();
5465 #else
5466  __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
5467 #endif
5468  } else {
5469  KMP_DEBUG_ASSERT(string != NULL); // kmp_set_defaults() was called
5470  KMP_DEBUG_ASSERT(__kmp_user_lock_kind != lk_default);
5471 // Binds lock functions again to follow the transition between different
5472 // KMP_CONSISTENCY_CHECK values. Calling this again is harmless as long
5473 // as we do not allow lock kind changes after making a call to any
5474 // user lock functions (true).
5475 #if KMP_USE_DYNAMIC_LOCK
5476  __kmp_init_dynamic_user_locks();
5477 #else
5478  __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
5479 #endif
5480  }
5481 
5482 #if KMP_AFFINITY_SUPPORTED
5483 
5484  if (!TCR_4(__kmp_init_middle)) {
5485 #if KMP_USE_HWLOC
5486  // Force using hwloc when either tiles or numa nodes requested within
5487  // KMP_HW_SUBSET and no other topology method is requested
5488  if ((__kmp_hws_node.num > 0 || __kmp_hws_tile.num > 0 ||
5489  __kmp_affinity_gran == affinity_gran_tile) &&
5490  (__kmp_affinity_top_method == affinity_top_method_default)) {
5491  __kmp_affinity_top_method = affinity_top_method_hwloc;
5492  }
5493 #endif
5494  // Determine if the machine/OS is actually capable of supporting
5495  // affinity.
5496  const char *var = "KMP_AFFINITY";
5497  KMPAffinity::pick_api();
5498 #if KMP_USE_HWLOC
5499  // If Hwloc topology discovery was requested but affinity was also disabled,
5500  // then tell user that Hwloc request is being ignored and use default
5501  // topology discovery method.
5502  if (__kmp_affinity_top_method == affinity_top_method_hwloc &&
5503  __kmp_affinity_dispatch->get_api_type() != KMPAffinity::HWLOC) {
5504  KMP_WARNING(AffIgnoringHwloc, var);
5505  __kmp_affinity_top_method = affinity_top_method_all;
5506  }
5507 #endif
5508  if (__kmp_affinity_type == affinity_disabled) {
5509  KMP_AFFINITY_DISABLE();
5510  } else if (!KMP_AFFINITY_CAPABLE()) {
5511  __kmp_affinity_dispatch->determine_capable(var);
5512  if (!KMP_AFFINITY_CAPABLE()) {
5513  if (__kmp_affinity_verbose ||
5514  (__kmp_affinity_warnings &&
5515  (__kmp_affinity_type != affinity_default) &&
5516  (__kmp_affinity_type != affinity_none) &&
5517  (__kmp_affinity_type != affinity_disabled))) {
5518  KMP_WARNING(AffNotSupported, var);
5519  }
5520  __kmp_affinity_type = affinity_disabled;
5521  __kmp_affinity_respect_mask = 0;
5522  __kmp_affinity_gran = affinity_gran_fine;
5523  }
5524  }
5525 
5526 #if OMP_40_ENABLED
5527  if (__kmp_affinity_type == affinity_disabled) {
5528  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5529  } else if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_true) {
5530  // OMP_PROC_BIND=true maps to OMP_PROC_BIND=spread.
5531  __kmp_nested_proc_bind.bind_types[0] = proc_bind_spread;
5532  }
5533 #endif /* OMP_40_ENABLED */
5534 
5535  if (KMP_AFFINITY_CAPABLE()) {
5536 
5537 #if KMP_GROUP_AFFINITY
5538  // This checks to see if the initial affinity mask is equal
5539  // to a single windows processor group. If it is, then we do
5540  // not respect the initial affinity mask and instead, use the
5541  // entire machine.
5542  bool exactly_one_group = false;
5543  if (__kmp_num_proc_groups > 1) {
5544  int group;
5545  bool within_one_group;
5546  // Get the initial affinity mask and determine if it is
5547  // contained within a single group.
5548  kmp_affin_mask_t *init_mask;
5549  KMP_CPU_ALLOC(init_mask);
5550  __kmp_get_system_affinity(init_mask, TRUE);
5551  group = __kmp_get_proc_group(init_mask);
5552  within_one_group = (group >= 0);
5553  // If the initial affinity is within a single group,
5554  // then determine if it is equal to that single group.
5555  if (within_one_group) {
5556  DWORD num_bits_in_group = __kmp_GetActiveProcessorCount(group);
5557  DWORD num_bits_in_mask = 0;
5558  for (int bit = init_mask->begin(); bit != init_mask->end();
5559  bit = init_mask->next(bit))
5560  num_bits_in_mask++;
5561  exactly_one_group = (num_bits_in_group == num_bits_in_mask);
5562  }
5563  KMP_CPU_FREE(init_mask);
5564  }
5565 
5566  // Handle the Win 64 group affinity stuff if there are multiple
5567  // processor groups, or if the user requested it, and OMP 4.0
5568  // affinity is not in effect.
5569  if (((__kmp_num_proc_groups > 1) &&
5570  (__kmp_affinity_type == affinity_default)
5571 #if OMP_40_ENABLED
5572  && (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default))
5573 #endif
5574  || (__kmp_affinity_top_method == affinity_top_method_group)) {
5575  if (__kmp_affinity_respect_mask == affinity_respect_mask_default &&
5576  exactly_one_group) {
5577  __kmp_affinity_respect_mask = FALSE;
5578  }
5579  if (__kmp_affinity_type == affinity_default) {
5580  __kmp_affinity_type = affinity_compact;
5581 #if OMP_40_ENABLED
5582  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
5583 #endif
5584  }
5585  if (__kmp_affinity_top_method == affinity_top_method_default) {
5586  if (__kmp_affinity_gran == affinity_gran_default) {
5587  __kmp_affinity_top_method = affinity_top_method_group;
5588  __kmp_affinity_gran = affinity_gran_group;
5589  } else if (__kmp_affinity_gran == affinity_gran_group) {
5590  __kmp_affinity_top_method = affinity_top_method_group;
5591  } else {
5592  __kmp_affinity_top_method = affinity_top_method_all;
5593  }
5594  } else if (__kmp_affinity_top_method == affinity_top_method_group) {
5595  if (__kmp_affinity_gran == affinity_gran_default) {
5596  __kmp_affinity_gran = affinity_gran_group;
5597  } else if ((__kmp_affinity_gran != affinity_gran_group) &&
5598  (__kmp_affinity_gran != affinity_gran_fine) &&
5599  (__kmp_affinity_gran != affinity_gran_thread)) {
5600  const char *str = NULL;
5601  switch (__kmp_affinity_gran) {
5602  case affinity_gran_core:
5603  str = "core";
5604  break;
5605  case affinity_gran_package:
5606  str = "package";
5607  break;
5608  case affinity_gran_node:
5609  str = "node";
5610  break;
5611  case affinity_gran_tile:
5612  str = "tile";
5613  break;
5614  default:
5615  KMP_DEBUG_ASSERT(0);
5616  }
5617  KMP_WARNING(AffGranTopGroup, var, str);
5618  __kmp_affinity_gran = affinity_gran_fine;
5619  }
5620  } else {
5621  if (__kmp_affinity_gran == affinity_gran_default) {
5622  __kmp_affinity_gran = affinity_gran_core;
5623  } else if (__kmp_affinity_gran == affinity_gran_group) {
5624  const char *str = NULL;
5625  switch (__kmp_affinity_type) {
5626  case affinity_physical:
5627  str = "physical";
5628  break;
5629  case affinity_logical:
5630  str = "logical";
5631  break;
5632  case affinity_compact:
5633  str = "compact";
5634  break;
5635  case affinity_scatter:
5636  str = "scatter";
5637  break;
5638  case affinity_explicit:
5639  str = "explicit";
5640  break;
5641  // No MIC on windows, so no affinity_balanced case
5642  default:
5643  KMP_DEBUG_ASSERT(0);
5644  }
5645  KMP_WARNING(AffGranGroupType, var, str);
5646  __kmp_affinity_gran = affinity_gran_core;
5647  }
5648  }
5649  } else
5650 
5651 #endif /* KMP_GROUP_AFFINITY */
5652 
5653  {
5654  if (__kmp_affinity_respect_mask == affinity_respect_mask_default) {
5655 #if KMP_GROUP_AFFINITY
5656  if (__kmp_num_proc_groups > 1 && exactly_one_group) {
5657  __kmp_affinity_respect_mask = FALSE;
5658  } else
5659 #endif /* KMP_GROUP_AFFINITY */
5660  {
5661  __kmp_affinity_respect_mask = TRUE;
5662  }
5663  }
5664 #if OMP_40_ENABLED
5665  if ((__kmp_nested_proc_bind.bind_types[0] != proc_bind_intel) &&
5666  (__kmp_nested_proc_bind.bind_types[0] != proc_bind_default)) {
5667  if (__kmp_affinity_type == affinity_default) {
5668  __kmp_affinity_type = affinity_compact;
5669  __kmp_affinity_dups = FALSE;
5670  }
5671  } else
5672 #endif /* OMP_40_ENABLED */
5673  if (__kmp_affinity_type == affinity_default) {
5674 #if OMP_40_ENABLED
5675 #if KMP_MIC_SUPPORTED
5676  if (__kmp_mic_type != non_mic) {
5677  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
5678  } else
5679 #endif
5680  {
5681  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5682  }
5683 #endif /* OMP_40_ENABLED */
5684 #if KMP_MIC_SUPPORTED
5685  if (__kmp_mic_type != non_mic) {
5686  __kmp_affinity_type = affinity_scatter;
5687  } else
5688 #endif
5689  {
5690  __kmp_affinity_type = affinity_none;
5691  }
5692  }
5693  if ((__kmp_affinity_gran == affinity_gran_default) &&
5694  (__kmp_affinity_gran_levels < 0)) {
5695 #if KMP_MIC_SUPPORTED
5696  if (__kmp_mic_type != non_mic) {
5697  __kmp_affinity_gran = affinity_gran_fine;
5698  } else
5699 #endif
5700  {
5701  __kmp_affinity_gran = affinity_gran_core;
5702  }
5703  }
5704  if (__kmp_affinity_top_method == affinity_top_method_default) {
5705  __kmp_affinity_top_method = affinity_top_method_all;
5706  }
5707  }
5708  }
5709 
5710  K_DIAG(1, ("__kmp_affinity_type == %d\n", __kmp_affinity_type));
5711  K_DIAG(1, ("__kmp_affinity_compact == %d\n", __kmp_affinity_compact));
5712  K_DIAG(1, ("__kmp_affinity_offset == %d\n", __kmp_affinity_offset));
5713  K_DIAG(1, ("__kmp_affinity_verbose == %d\n", __kmp_affinity_verbose));
5714  K_DIAG(1, ("__kmp_affinity_warnings == %d\n", __kmp_affinity_warnings));
5715  K_DIAG(1, ("__kmp_affinity_respect_mask == %d\n",
5716  __kmp_affinity_respect_mask));
5717  K_DIAG(1, ("__kmp_affinity_gran == %d\n", __kmp_affinity_gran));
5718 
5719  KMP_DEBUG_ASSERT(__kmp_affinity_type != affinity_default);
5720 #if OMP_40_ENABLED
5721  KMP_DEBUG_ASSERT(__kmp_nested_proc_bind.bind_types[0] != proc_bind_default);
5722  K_DIAG(1, ("__kmp_nested_proc_bind.bind_types[0] == %d\n",
5723  __kmp_nested_proc_bind.bind_types[0]));
5724 #endif
5725  }
5726 
5727 #endif /* KMP_AFFINITY_SUPPORTED */
5728 
5729  if (__kmp_version) {
5730  __kmp_print_version_1();
5731  }
5732 
5733  // Post-initialization step: some env. vars need their value's further
5734  // processing
5735  if (string != NULL) { // kmp_set_defaults() was called
5736  __kmp_aux_env_initialize(&block);
5737  }
5738 
5739  __kmp_env_blk_free(&block);
5740 
5741  KMP_MB();
5742 
5743 } // __kmp_env_initialize
5744 
5745 void __kmp_env_print() {
5746 
5747  kmp_env_blk_t block;
5748  int i;
5749  kmp_str_buf_t buffer;
5750 
5751  __kmp_stg_init();
5752  __kmp_str_buf_init(&buffer);
5753 
5754  __kmp_env_blk_init(&block, NULL);
5755  __kmp_env_blk_sort(&block);
5756 
5757  // Print real environment values.
5758  __kmp_str_buf_print(&buffer, "\n%s\n\n", KMP_I18N_STR(UserSettings));
5759  for (i = 0; i < block.count; ++i) {
5760  char const *name = block.vars[i].name;
5761  char const *value = block.vars[i].value;
5762  if ((KMP_STRLEN(name) > 4 && strncmp(name, "KMP_", 4) == 0) ||
5763  strncmp(name, "OMP_", 4) == 0
5764 #ifdef KMP_GOMP_COMPAT
5765  || strncmp(name, "GOMP_", 5) == 0
5766 #endif // KMP_GOMP_COMPAT
5767  ) {
5768  __kmp_str_buf_print(&buffer, " %s=%s\n", name, value);
5769  }
5770  }
5771  __kmp_str_buf_print(&buffer, "\n");
5772 
5773  // Print internal (effective) settings.
5774  __kmp_str_buf_print(&buffer, "%s\n\n", KMP_I18N_STR(EffectiveSettings));
5775  for (int i = 0; i < __kmp_stg_count; ++i) {
5776  if (__kmp_stg_table[i].print != NULL) {
5777  __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
5778  __kmp_stg_table[i].data);
5779  }
5780  }
5781 
5782  __kmp_printf("%s", buffer.str);
5783 
5784  __kmp_env_blk_free(&block);
5785  __kmp_str_buf_free(&buffer);
5786 
5787  __kmp_printf("\n");
5788 
5789 } // __kmp_env_print
5790 
5791 #if OMP_40_ENABLED
5792 void __kmp_env_print_2() {
5793 
5794  kmp_env_blk_t block;
5795  kmp_str_buf_t buffer;
5796 
5797  __kmp_env_format = 1;
5798 
5799  __kmp_stg_init();
5800  __kmp_str_buf_init(&buffer);
5801 
5802  __kmp_env_blk_init(&block, NULL);
5803  __kmp_env_blk_sort(&block);
5804 
5805  __kmp_str_buf_print(&buffer, "\n%s\n", KMP_I18N_STR(DisplayEnvBegin));
5806  __kmp_str_buf_print(&buffer, " _OPENMP='%d'\n", __kmp_openmp_version);
5807 
5808  for (int i = 0; i < __kmp_stg_count; ++i) {
5809  if (__kmp_stg_table[i].print != NULL &&
5810  ((__kmp_display_env &&
5811  strncmp(__kmp_stg_table[i].name, "OMP_", 4) == 0) ||
5812  __kmp_display_env_verbose)) {
5813  __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
5814  __kmp_stg_table[i].data);
5815  }
5816  }
5817 
5818  __kmp_str_buf_print(&buffer, "%s\n", KMP_I18N_STR(DisplayEnvEnd));
5819  __kmp_str_buf_print(&buffer, "\n");
5820 
5821  __kmp_printf("%s", buffer.str);
5822 
5823  __kmp_env_blk_free(&block);
5824  __kmp_str_buf_free(&buffer);
5825 
5826  __kmp_printf("\n");
5827 
5828 } // __kmp_env_print_2
5829 #endif // OMP_40_ENABLED
5830 
5831 // end of file
sched_type
Definition: kmp.h:336