LLVM OpenMP* Runtime Library
kmp_settings.cpp
1 /*
2  * kmp_settings.cpp -- Initialize environment variables
3  */
4 
5 //===----------------------------------------------------------------------===//
6 //
7 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
8 // See https://llvm.org/LICENSE.txt for license information.
9 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #include "kmp.h"
14 #include "kmp_affinity.h"
15 #include "kmp_atomic.h"
16 #if KMP_USE_HIER_SCHED
17 #include "kmp_dispatch_hier.h"
18 #endif
19 #include "kmp_environment.h"
20 #include "kmp_i18n.h"
21 #include "kmp_io.h"
22 #include "kmp_itt.h"
23 #include "kmp_lock.h"
24 #include "kmp_settings.h"
25 #include "kmp_str.h"
26 #include "kmp_wrapper_getpid.h"
27 #include <ctype.h> // toupper()
28 
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 // placed here in order to use __kmp_round4k static function
293 void __kmp_check_stksize(size_t *val) {
294  // if system stack size is too big then limit the size for worker threads
295  if (*val > KMP_DEFAULT_STKSIZE * 16) // just a heuristics...
296  *val = KMP_DEFAULT_STKSIZE * 16;
297  if (*val < KMP_MIN_STKSIZE)
298  *val = KMP_MIN_STKSIZE;
299  if (*val > KMP_MAX_STKSIZE)
300  *val = KMP_MAX_STKSIZE; // dead code currently, but may work in future
301 #if KMP_OS_DARWIN
302  *val = __kmp_round4k(*val);
303 #endif // KMP_OS_DARWIN
304 }
305 
306 static void __kmp_stg_parse_size(char const *name, char const *value,
307  size_t size_min, size_t size_max,
308  int *is_specified, size_t *out,
309  size_t factor) {
310  char const *msg = NULL;
311 #if KMP_OS_DARWIN
312  size_min = __kmp_round4k(size_min);
313  size_max = __kmp_round4k(size_max);
314 #endif // KMP_OS_DARWIN
315  if (value) {
316  if (is_specified != NULL) {
317  *is_specified = 1;
318  }
319  __kmp_str_to_size(value, out, factor, &msg);
320  if (msg == NULL) {
321  if (*out > size_max) {
322  *out = size_max;
323  msg = KMP_I18N_STR(ValueTooLarge);
324  } else if (*out < size_min) {
325  *out = size_min;
326  msg = KMP_I18N_STR(ValueTooSmall);
327  } else {
328 #if KMP_OS_DARWIN
329  size_t round4k = __kmp_round4k(*out);
330  if (*out != round4k) {
331  *out = round4k;
332  msg = KMP_I18N_STR(NotMultiple4K);
333  }
334 #endif
335  }
336  } else {
337  // If integer overflow occurred, * out == KMP_SIZE_T_MAX. Cut it to
338  // size_max silently.
339  if (*out < size_min) {
340  *out = size_max;
341  } else if (*out > size_max) {
342  *out = size_max;
343  }
344  }
345  if (msg != NULL) {
346  // Message is not empty. Print warning.
347  kmp_str_buf_t buf;
348  __kmp_str_buf_init(&buf);
349  __kmp_str_buf_print_size(&buf, *out);
350  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
351  KMP_INFORM(Using_str_Value, name, buf.str);
352  __kmp_str_buf_free(&buf);
353  }
354  }
355 } // __kmp_stg_parse_size
356 
357 static void __kmp_stg_parse_str(char const *name, char const *value,
358  char **out) {
359  __kmp_str_free(out);
360  *out = __kmp_str_format("%s", value);
361 } // __kmp_stg_parse_str
362 
363 static void __kmp_stg_parse_int(
364  char const
365  *name, // I: Name of environment variable (used in warning messages).
366  char const *value, // I: Value of environment variable to parse.
367  int min, // I: Minimum allowed value.
368  int max, // I: Maximum allowed value.
369  int *out // O: Output (parsed) value.
370  ) {
371  char const *msg = NULL;
372  kmp_uint64 uint = *out;
373  __kmp_str_to_uint(value, &uint, &msg);
374  if (msg == NULL) {
375  if (uint < (unsigned int)min) {
376  msg = KMP_I18N_STR(ValueTooSmall);
377  uint = min;
378  } else if (uint > (unsigned int)max) {
379  msg = KMP_I18N_STR(ValueTooLarge);
380  uint = max;
381  }
382  } else {
383  // If overflow occurred msg contains error message and uint is very big. Cut
384  // tmp it to INT_MAX.
385  if (uint < (unsigned int)min) {
386  uint = min;
387  } else if (uint > (unsigned int)max) {
388  uint = max;
389  }
390  }
391  if (msg != NULL) {
392  // Message is not empty. Print warning.
393  kmp_str_buf_t buf;
394  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
395  __kmp_str_buf_init(&buf);
396  __kmp_str_buf_print(&buf, "%" KMP_UINT64_SPEC "", uint);
397  KMP_INFORM(Using_uint64_Value, name, buf.str);
398  __kmp_str_buf_free(&buf);
399  }
400  __kmp_type_convert(uint, out);
401 } // __kmp_stg_parse_int
402 
403 #if KMP_DEBUG_ADAPTIVE_LOCKS
404 static void __kmp_stg_parse_file(char const *name, char const *value,
405  const char *suffix, char **out) {
406  char buffer[256];
407  char *t;
408  int hasSuffix;
409  __kmp_str_free(out);
410  t = (char *)strrchr(value, '.');
411  hasSuffix = t && __kmp_str_eqf(t, suffix);
412  t = __kmp_str_format("%s%s", value, hasSuffix ? "" : suffix);
413  __kmp_expand_file_name(buffer, sizeof(buffer), t);
414  __kmp_str_free(&t);
415  *out = __kmp_str_format("%s", buffer);
416 } // __kmp_stg_parse_file
417 #endif
418 
419 #ifdef KMP_DEBUG
420 static char *par_range_to_print = NULL;
421 
422 static void __kmp_stg_parse_par_range(char const *name, char const *value,
423  int *out_range, char *out_routine,
424  char *out_file, int *out_lb,
425  int *out_ub) {
426  size_t len = KMP_STRLEN(value) + 1;
427  par_range_to_print = (char *)KMP_INTERNAL_MALLOC(len + 1);
428  KMP_STRNCPY_S(par_range_to_print, len + 1, value, len + 1);
429  __kmp_par_range = +1;
430  __kmp_par_range_lb = 0;
431  __kmp_par_range_ub = INT_MAX;
432  for (;;) {
433  unsigned int len;
434  if (*value == '\0') {
435  break;
436  }
437  if (!__kmp_strcasecmp_with_sentinel("routine", value, '=')) {
438  value = strchr(value, '=') + 1;
439  len = __kmp_readstr_with_sentinel(out_routine, value,
440  KMP_PAR_RANGE_ROUTINE_LEN - 1, ',');
441  if (len == 0) {
442  goto par_range_error;
443  }
444  value = strchr(value, ',');
445  if (value != NULL) {
446  value++;
447  }
448  continue;
449  }
450  if (!__kmp_strcasecmp_with_sentinel("filename", value, '=')) {
451  value = strchr(value, '=') + 1;
452  len = __kmp_readstr_with_sentinel(out_file, value,
453  KMP_PAR_RANGE_FILENAME_LEN - 1, ',');
454  if (len == 0) {
455  goto par_range_error;
456  }
457  value = strchr(value, ',');
458  if (value != NULL) {
459  value++;
460  }
461  continue;
462  }
463  if ((!__kmp_strcasecmp_with_sentinel("range", value, '=')) ||
464  (!__kmp_strcasecmp_with_sentinel("incl_range", value, '='))) {
465  value = strchr(value, '=') + 1;
466  if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) {
467  goto par_range_error;
468  }
469  *out_range = +1;
470  value = strchr(value, ',');
471  if (value != NULL) {
472  value++;
473  }
474  continue;
475  }
476  if (!__kmp_strcasecmp_with_sentinel("excl_range", value, '=')) {
477  value = strchr(value, '=') + 1;
478  if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) {
479  goto par_range_error;
480  }
481  *out_range = -1;
482  value = strchr(value, ',');
483  if (value != NULL) {
484  value++;
485  }
486  continue;
487  }
488  par_range_error:
489  KMP_WARNING(ParRangeSyntax, name);
490  __kmp_par_range = 0;
491  break;
492  }
493 } // __kmp_stg_parse_par_range
494 #endif
495 
496 int __kmp_initial_threads_capacity(int req_nproc) {
497  int nth = 32;
498 
499  /* MIN( MAX( 32, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ),
500  * __kmp_max_nth) */
501  if (nth < (4 * req_nproc))
502  nth = (4 * req_nproc);
503  if (nth < (4 * __kmp_xproc))
504  nth = (4 * __kmp_xproc);
505 
506  // If hidden helper task is enabled, we initialize the thread capacity with
507  // extra __kmp_hidden_helper_threads_num.
508  if (__kmp_enable_hidden_helper) {
509  nth += __kmp_hidden_helper_threads_num;
510  }
511 
512  if (nth > __kmp_max_nth)
513  nth = __kmp_max_nth;
514 
515  return nth;
516 }
517 
518 int __kmp_default_tp_capacity(int req_nproc, int max_nth,
519  int all_threads_specified) {
520  int nth = 128;
521 
522  if (all_threads_specified)
523  return max_nth;
524  /* MIN( MAX (128, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ),
525  * __kmp_max_nth ) */
526  if (nth < (4 * req_nproc))
527  nth = (4 * req_nproc);
528  if (nth < (4 * __kmp_xproc))
529  nth = (4 * __kmp_xproc);
530 
531  if (nth > __kmp_max_nth)
532  nth = __kmp_max_nth;
533 
534  return nth;
535 }
536 
537 // -----------------------------------------------------------------------------
538 // Helper print functions.
539 
540 static void __kmp_stg_print_bool(kmp_str_buf_t *buffer, char const *name,
541  int value) {
542  if (__kmp_env_format) {
543  KMP_STR_BUF_PRINT_BOOL;
544  } else {
545  __kmp_str_buf_print(buffer, " %s=%s\n", name, value ? "true" : "false");
546  }
547 } // __kmp_stg_print_bool
548 
549 static void __kmp_stg_print_int(kmp_str_buf_t *buffer, char const *name,
550  int value) {
551  if (__kmp_env_format) {
552  KMP_STR_BUF_PRINT_INT;
553  } else {
554  __kmp_str_buf_print(buffer, " %s=%d\n", name, value);
555  }
556 } // __kmp_stg_print_int
557 
558 static void __kmp_stg_print_uint64(kmp_str_buf_t *buffer, char const *name,
559  kmp_uint64 value) {
560  if (__kmp_env_format) {
561  KMP_STR_BUF_PRINT_UINT64;
562  } else {
563  __kmp_str_buf_print(buffer, " %s=%" KMP_UINT64_SPEC "\n", name, value);
564  }
565 } // __kmp_stg_print_uint64
566 
567 static void __kmp_stg_print_str(kmp_str_buf_t *buffer, char const *name,
568  char const *value) {
569  if (__kmp_env_format) {
570  KMP_STR_BUF_PRINT_STR;
571  } else {
572  __kmp_str_buf_print(buffer, " %s=%s\n", name, value);
573  }
574 } // __kmp_stg_print_str
575 
576 static void __kmp_stg_print_size(kmp_str_buf_t *buffer, char const *name,
577  size_t value) {
578  if (__kmp_env_format) {
579  KMP_STR_BUF_PRINT_NAME_EX(name);
580  __kmp_str_buf_print_size(buffer, value);
581  __kmp_str_buf_print(buffer, "'\n");
582  } else {
583  __kmp_str_buf_print(buffer, " %s=", name);
584  __kmp_str_buf_print_size(buffer, value);
585  __kmp_str_buf_print(buffer, "\n");
586  return;
587  }
588 } // __kmp_stg_print_size
589 
590 // =============================================================================
591 // Parse and print functions.
592 
593 // -----------------------------------------------------------------------------
594 // KMP_DEVICE_THREAD_LIMIT, KMP_ALL_THREADS
595 
596 static void __kmp_stg_parse_device_thread_limit(char const *name,
597  char const *value, void *data) {
598  kmp_setting_t **rivals = (kmp_setting_t **)data;
599  int rc;
600  if (strcmp(name, "KMP_ALL_THREADS") == 0) {
601  KMP_INFORM(EnvVarDeprecated, name, "KMP_DEVICE_THREAD_LIMIT");
602  }
603  rc = __kmp_stg_check_rivals(name, value, rivals);
604  if (rc) {
605  return;
606  }
607  if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
608  __kmp_max_nth = __kmp_xproc;
609  __kmp_allThreadsSpecified = 1;
610  } else {
611  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_max_nth);
612  __kmp_allThreadsSpecified = 0;
613  }
614  K_DIAG(1, ("__kmp_max_nth == %d\n", __kmp_max_nth));
615 
616 } // __kmp_stg_parse_device_thread_limit
617 
618 static void __kmp_stg_print_device_thread_limit(kmp_str_buf_t *buffer,
619  char const *name, void *data) {
620  __kmp_stg_print_int(buffer, name, __kmp_max_nth);
621 } // __kmp_stg_print_device_thread_limit
622 
623 // -----------------------------------------------------------------------------
624 // OMP_THREAD_LIMIT
625 static void __kmp_stg_parse_thread_limit(char const *name, char const *value,
626  void *data) {
627  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_cg_max_nth);
628  K_DIAG(1, ("__kmp_cg_max_nth == %d\n", __kmp_cg_max_nth));
629 
630 } // __kmp_stg_parse_thread_limit
631 
632 static void __kmp_stg_print_thread_limit(kmp_str_buf_t *buffer,
633  char const *name, void *data) {
634  __kmp_stg_print_int(buffer, name, __kmp_cg_max_nth);
635 } // __kmp_stg_print_thread_limit
636 
637 // -----------------------------------------------------------------------------
638 // KMP_TEAMS_THREAD_LIMIT
639 static void __kmp_stg_parse_teams_thread_limit(char const *name,
640  char const *value, void *data) {
641  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_teams_max_nth);
642 } // __kmp_stg_teams_thread_limit
643 
644 static void __kmp_stg_print_teams_thread_limit(kmp_str_buf_t *buffer,
645  char const *name, void *data) {
646  __kmp_stg_print_int(buffer, name, __kmp_teams_max_nth);
647 } // __kmp_stg_print_teams_thread_limit
648 
649 // -----------------------------------------------------------------------------
650 // KMP_USE_YIELD
651 static void __kmp_stg_parse_use_yield(char const *name, char const *value,
652  void *data) {
653  __kmp_stg_parse_int(name, value, 0, 2, &__kmp_use_yield);
654  __kmp_use_yield_exp_set = 1;
655 } // __kmp_stg_parse_use_yield
656 
657 static void __kmp_stg_print_use_yield(kmp_str_buf_t *buffer, char const *name,
658  void *data) {
659  __kmp_stg_print_int(buffer, name, __kmp_use_yield);
660 } // __kmp_stg_print_use_yield
661 
662 // -----------------------------------------------------------------------------
663 // KMP_BLOCKTIME
664 
665 static void __kmp_stg_parse_blocktime(char const *name, char const *value,
666  void *data) {
667  __kmp_dflt_blocktime = __kmp_convert_to_milliseconds(value);
668  if (__kmp_dflt_blocktime < 0) {
669  __kmp_dflt_blocktime = KMP_DEFAULT_BLOCKTIME;
670  __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidValue, name, value),
671  __kmp_msg_null);
672  KMP_INFORM(Using_int_Value, name, __kmp_dflt_blocktime);
673  __kmp_env_blocktime = FALSE; // Revert to default as if var not set.
674  } else {
675  if (__kmp_dflt_blocktime < KMP_MIN_BLOCKTIME) {
676  __kmp_dflt_blocktime = KMP_MIN_BLOCKTIME;
677  __kmp_msg(kmp_ms_warning, KMP_MSG(SmallValue, name, value),
678  __kmp_msg_null);
679  KMP_INFORM(MinValueUsing, name, __kmp_dflt_blocktime);
680  } else if (__kmp_dflt_blocktime > KMP_MAX_BLOCKTIME) {
681  __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
682  __kmp_msg(kmp_ms_warning, KMP_MSG(LargeValue, name, value),
683  __kmp_msg_null);
684  KMP_INFORM(MaxValueUsing, name, __kmp_dflt_blocktime);
685  }
686  __kmp_env_blocktime = TRUE; // KMP_BLOCKTIME was specified.
687  }
688 #if KMP_USE_MONITOR
689  // calculate number of monitor thread wakeup intervals corresponding to
690  // blocktime.
691  __kmp_monitor_wakeups =
692  KMP_WAKEUPS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups);
693  __kmp_bt_intervals =
694  KMP_INTERVALS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups);
695 #endif
696  K_DIAG(1, ("__kmp_env_blocktime == %d\n", __kmp_env_blocktime));
697  if (__kmp_env_blocktime) {
698  K_DIAG(1, ("__kmp_dflt_blocktime == %d\n", __kmp_dflt_blocktime));
699  }
700 } // __kmp_stg_parse_blocktime
701 
702 static void __kmp_stg_print_blocktime(kmp_str_buf_t *buffer, char const *name,
703  void *data) {
704  __kmp_stg_print_int(buffer, name, __kmp_dflt_blocktime);
705 } // __kmp_stg_print_blocktime
706 
707 // -----------------------------------------------------------------------------
708 // KMP_DUPLICATE_LIB_OK
709 
710 static void __kmp_stg_parse_duplicate_lib_ok(char const *name,
711  char const *value, void *data) {
712  /* actually this variable is not supported, put here for compatibility with
713  earlier builds and for static/dynamic combination */
714  __kmp_stg_parse_bool(name, value, &__kmp_duplicate_library_ok);
715 } // __kmp_stg_parse_duplicate_lib_ok
716 
717 static void __kmp_stg_print_duplicate_lib_ok(kmp_str_buf_t *buffer,
718  char const *name, void *data) {
719  __kmp_stg_print_bool(buffer, name, __kmp_duplicate_library_ok);
720 } // __kmp_stg_print_duplicate_lib_ok
721 
722 // -----------------------------------------------------------------------------
723 // KMP_INHERIT_FP_CONTROL
724 
725 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
726 
727 static void __kmp_stg_parse_inherit_fp_control(char const *name,
728  char const *value, void *data) {
729  __kmp_stg_parse_bool(name, value, &__kmp_inherit_fp_control);
730 } // __kmp_stg_parse_inherit_fp_control
731 
732 static void __kmp_stg_print_inherit_fp_control(kmp_str_buf_t *buffer,
733  char const *name, void *data) {
734 #if KMP_DEBUG
735  __kmp_stg_print_bool(buffer, name, __kmp_inherit_fp_control);
736 #endif /* KMP_DEBUG */
737 } // __kmp_stg_print_inherit_fp_control
738 
739 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
740 
741 // Used for OMP_WAIT_POLICY
742 static char const *blocktime_str = NULL;
743 
744 // -----------------------------------------------------------------------------
745 // KMP_LIBRARY, OMP_WAIT_POLICY
746 
747 static void __kmp_stg_parse_wait_policy(char const *name, char const *value,
748  void *data) {
749 
750  kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data;
751  int rc;
752 
753  rc = __kmp_stg_check_rivals(name, value, wait->rivals);
754  if (rc) {
755  return;
756  }
757 
758  if (wait->omp) {
759  if (__kmp_str_match("ACTIVE", 1, value)) {
760  __kmp_library = library_turnaround;
761  if (blocktime_str == NULL) {
762  // KMP_BLOCKTIME not specified, so set default to "infinite".
763  __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
764  }
765  } else if (__kmp_str_match("PASSIVE", 1, value)) {
766  __kmp_library = library_throughput;
767  if (blocktime_str == NULL) {
768  // KMP_BLOCKTIME not specified, so set default to 0.
769  __kmp_dflt_blocktime = 0;
770  }
771  } else {
772  KMP_WARNING(StgInvalidValue, name, value);
773  }
774  } else {
775  if (__kmp_str_match("serial", 1, value)) { /* S */
776  __kmp_library = library_serial;
777  } else if (__kmp_str_match("throughput", 2, value)) { /* TH */
778  __kmp_library = library_throughput;
779  if (blocktime_str == NULL) {
780  // KMP_BLOCKTIME not specified, so set default to 0.
781  __kmp_dflt_blocktime = 0;
782  }
783  } else if (__kmp_str_match("turnaround", 2, value)) { /* TU */
784  __kmp_library = library_turnaround;
785  } else if (__kmp_str_match("dedicated", 1, value)) { /* D */
786  __kmp_library = library_turnaround;
787  } else if (__kmp_str_match("multiuser", 1, value)) { /* M */
788  __kmp_library = library_throughput;
789  if (blocktime_str == NULL) {
790  // KMP_BLOCKTIME not specified, so set default to 0.
791  __kmp_dflt_blocktime = 0;
792  }
793  } else {
794  KMP_WARNING(StgInvalidValue, name, value);
795  }
796  }
797 } // __kmp_stg_parse_wait_policy
798 
799 static void __kmp_stg_print_wait_policy(kmp_str_buf_t *buffer, char const *name,
800  void *data) {
801 
802  kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data;
803  char const *value = NULL;
804 
805  if (wait->omp) {
806  switch (__kmp_library) {
807  case library_turnaround: {
808  value = "ACTIVE";
809  } break;
810  case library_throughput: {
811  value = "PASSIVE";
812  } break;
813  }
814  } else {
815  switch (__kmp_library) {
816  case library_serial: {
817  value = "serial";
818  } break;
819  case library_turnaround: {
820  value = "turnaround";
821  } break;
822  case library_throughput: {
823  value = "throughput";
824  } break;
825  }
826  }
827  if (value != NULL) {
828  __kmp_stg_print_str(buffer, name, value);
829  }
830 
831 } // __kmp_stg_print_wait_policy
832 
833 #if KMP_USE_MONITOR
834 // -----------------------------------------------------------------------------
835 // KMP_MONITOR_STACKSIZE
836 
837 static void __kmp_stg_parse_monitor_stacksize(char const *name,
838  char const *value, void *data) {
839  __kmp_stg_parse_size(name, value, __kmp_sys_min_stksize, KMP_MAX_STKSIZE,
840  NULL, &__kmp_monitor_stksize, 1);
841 } // __kmp_stg_parse_monitor_stacksize
842 
843 static void __kmp_stg_print_monitor_stacksize(kmp_str_buf_t *buffer,
844  char const *name, void *data) {
845  if (__kmp_env_format) {
846  if (__kmp_monitor_stksize > 0)
847  KMP_STR_BUF_PRINT_NAME_EX(name);
848  else
849  KMP_STR_BUF_PRINT_NAME;
850  } else {
851  __kmp_str_buf_print(buffer, " %s", name);
852  }
853  if (__kmp_monitor_stksize > 0) {
854  __kmp_str_buf_print_size(buffer, __kmp_monitor_stksize);
855  } else {
856  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
857  }
858  if (__kmp_env_format && __kmp_monitor_stksize) {
859  __kmp_str_buf_print(buffer, "'\n");
860  }
861 } // __kmp_stg_print_monitor_stacksize
862 #endif // KMP_USE_MONITOR
863 
864 // -----------------------------------------------------------------------------
865 // KMP_SETTINGS
866 
867 static void __kmp_stg_parse_settings(char const *name, char const *value,
868  void *data) {
869  __kmp_stg_parse_bool(name, value, &__kmp_settings);
870 } // __kmp_stg_parse_settings
871 
872 static void __kmp_stg_print_settings(kmp_str_buf_t *buffer, char const *name,
873  void *data) {
874  __kmp_stg_print_bool(buffer, name, __kmp_settings);
875 } // __kmp_stg_print_settings
876 
877 // -----------------------------------------------------------------------------
878 // KMP_STACKPAD
879 
880 static void __kmp_stg_parse_stackpad(char const *name, char const *value,
881  void *data) {
882  __kmp_stg_parse_int(name, // Env var name
883  value, // Env var value
884  KMP_MIN_STKPADDING, // Min value
885  KMP_MAX_STKPADDING, // Max value
886  &__kmp_stkpadding // Var to initialize
887  );
888 } // __kmp_stg_parse_stackpad
889 
890 static void __kmp_stg_print_stackpad(kmp_str_buf_t *buffer, char const *name,
891  void *data) {
892  __kmp_stg_print_int(buffer, name, __kmp_stkpadding);
893 } // __kmp_stg_print_stackpad
894 
895 // -----------------------------------------------------------------------------
896 // KMP_STACKOFFSET
897 
898 static void __kmp_stg_parse_stackoffset(char const *name, char const *value,
899  void *data) {
900  __kmp_stg_parse_size(name, // Env var name
901  value, // Env var value
902  KMP_MIN_STKOFFSET, // Min value
903  KMP_MAX_STKOFFSET, // Max value
904  NULL, //
905  &__kmp_stkoffset, // Var to initialize
906  1);
907 } // __kmp_stg_parse_stackoffset
908 
909 static void __kmp_stg_print_stackoffset(kmp_str_buf_t *buffer, char const *name,
910  void *data) {
911  __kmp_stg_print_size(buffer, name, __kmp_stkoffset);
912 } // __kmp_stg_print_stackoffset
913 
914 // -----------------------------------------------------------------------------
915 // KMP_STACKSIZE, OMP_STACKSIZE, GOMP_STACKSIZE
916 
917 static void __kmp_stg_parse_stacksize(char const *name, char const *value,
918  void *data) {
919 
920  kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data;
921  int rc;
922 
923  rc = __kmp_stg_check_rivals(name, value, stacksize->rivals);
924  if (rc) {
925  return;
926  }
927  __kmp_stg_parse_size(name, // Env var name
928  value, // Env var value
929  __kmp_sys_min_stksize, // Min value
930  KMP_MAX_STKSIZE, // Max value
931  &__kmp_env_stksize, //
932  &__kmp_stksize, // Var to initialize
933  stacksize->factor);
934 
935 } // __kmp_stg_parse_stacksize
936 
937 // This function is called for printing both KMP_STACKSIZE (factor is 1) and
938 // OMP_STACKSIZE (factor is 1024). Currently it is not possible to print
939 // OMP_STACKSIZE value in bytes. We can consider adding this possibility by a
940 // customer request in future.
941 static void __kmp_stg_print_stacksize(kmp_str_buf_t *buffer, char const *name,
942  void *data) {
943  kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data;
944  if (__kmp_env_format) {
945  KMP_STR_BUF_PRINT_NAME_EX(name);
946  __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024)
947  ? __kmp_stksize / stacksize->factor
948  : __kmp_stksize);
949  __kmp_str_buf_print(buffer, "'\n");
950  } else {
951  __kmp_str_buf_print(buffer, " %s=", name);
952  __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024)
953  ? __kmp_stksize / stacksize->factor
954  : __kmp_stksize);
955  __kmp_str_buf_print(buffer, "\n");
956  }
957 } // __kmp_stg_print_stacksize
958 
959 // -----------------------------------------------------------------------------
960 // KMP_VERSION
961 
962 static void __kmp_stg_parse_version(char const *name, char const *value,
963  void *data) {
964  __kmp_stg_parse_bool(name, value, &__kmp_version);
965 } // __kmp_stg_parse_version
966 
967 static void __kmp_stg_print_version(kmp_str_buf_t *buffer, char const *name,
968  void *data) {
969  __kmp_stg_print_bool(buffer, name, __kmp_version);
970 } // __kmp_stg_print_version
971 
972 // -----------------------------------------------------------------------------
973 // KMP_WARNINGS
974 
975 static void __kmp_stg_parse_warnings(char const *name, char const *value,
976  void *data) {
977  __kmp_stg_parse_bool(name, value, &__kmp_generate_warnings);
978  if (__kmp_generate_warnings != kmp_warnings_off) {
979  // AC: only 0/1 values documented, so reset to explicit to distinguish from
980  // default setting
981  __kmp_generate_warnings = kmp_warnings_explicit;
982  }
983 } // __kmp_stg_parse_warnings
984 
985 static void __kmp_stg_print_warnings(kmp_str_buf_t *buffer, char const *name,
986  void *data) {
987  // AC: TODO: change to print_int? (needs documentation change)
988  __kmp_stg_print_bool(buffer, name, __kmp_generate_warnings);
989 } // __kmp_stg_print_warnings
990 
991 // -----------------------------------------------------------------------------
992 // OMP_NESTED, OMP_NUM_THREADS
993 
994 static void __kmp_stg_parse_nested(char const *name, char const *value,
995  void *data) {
996  int nested;
997  KMP_INFORM(EnvVarDeprecated, name, "OMP_MAX_ACTIVE_LEVELS");
998  __kmp_stg_parse_bool(name, value, &nested);
999  if (nested) {
1000  if (!__kmp_dflt_max_active_levels_set)
1001  __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
1002  } else { // nesting explicitly turned off
1003  __kmp_dflt_max_active_levels = 1;
1004  __kmp_dflt_max_active_levels_set = true;
1005  }
1006 } // __kmp_stg_parse_nested
1007 
1008 static void __kmp_stg_print_nested(kmp_str_buf_t *buffer, char const *name,
1009  void *data) {
1010  if (__kmp_env_format) {
1011  KMP_STR_BUF_PRINT_NAME;
1012  } else {
1013  __kmp_str_buf_print(buffer, " %s", name);
1014  }
1015  __kmp_str_buf_print(buffer, ": deprecated; max-active-levels-var=%d\n",
1016  __kmp_dflt_max_active_levels);
1017 } // __kmp_stg_print_nested
1018 
1019 static void __kmp_parse_nested_num_threads(const char *var, const char *env,
1020  kmp_nested_nthreads_t *nth_array) {
1021  const char *next = env;
1022  const char *scan = next;
1023 
1024  int total = 0; // Count elements that were set. It'll be used as an array size
1025  int prev_comma = FALSE; // For correct processing sequential commas
1026 
1027  // Count the number of values in the env. var string
1028  for (;;) {
1029  SKIP_WS(next);
1030 
1031  if (*next == '\0') {
1032  break;
1033  }
1034  // Next character is not an integer or not a comma => end of list
1035  if (((*next < '0') || (*next > '9')) && (*next != ',')) {
1036  KMP_WARNING(NthSyntaxError, var, env);
1037  return;
1038  }
1039  // The next character is ','
1040  if (*next == ',') {
1041  // ',' is the first character
1042  if (total == 0 || prev_comma) {
1043  total++;
1044  }
1045  prev_comma = TRUE;
1046  next++; // skip ','
1047  SKIP_WS(next);
1048  }
1049  // Next character is a digit
1050  if (*next >= '0' && *next <= '9') {
1051  prev_comma = FALSE;
1052  SKIP_DIGITS(next);
1053  total++;
1054  const char *tmp = next;
1055  SKIP_WS(tmp);
1056  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
1057  KMP_WARNING(NthSpacesNotAllowed, var, env);
1058  return;
1059  }
1060  }
1061  }
1062  if (!__kmp_dflt_max_active_levels_set && total > 1)
1063  __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
1064  KMP_DEBUG_ASSERT(total > 0);
1065  if (total <= 0) {
1066  KMP_WARNING(NthSyntaxError, var, env);
1067  return;
1068  }
1069 
1070  // Check if the nested nthreads array exists
1071  if (!nth_array->nth) {
1072  // Allocate an array of double size
1073  nth_array->nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int) * total * 2);
1074  if (nth_array->nth == NULL) {
1075  KMP_FATAL(MemoryAllocFailed);
1076  }
1077  nth_array->size = total * 2;
1078  } else {
1079  if (nth_array->size < total) {
1080  // Increase the array size
1081  do {
1082  nth_array->size *= 2;
1083  } while (nth_array->size < total);
1084 
1085  nth_array->nth = (int *)KMP_INTERNAL_REALLOC(
1086  nth_array->nth, sizeof(int) * nth_array->size);
1087  if (nth_array->nth == NULL) {
1088  KMP_FATAL(MemoryAllocFailed);
1089  }
1090  }
1091  }
1092  nth_array->used = total;
1093  int i = 0;
1094 
1095  prev_comma = FALSE;
1096  total = 0;
1097  // Save values in the array
1098  for (;;) {
1099  SKIP_WS(scan);
1100  if (*scan == '\0') {
1101  break;
1102  }
1103  // The next character is ','
1104  if (*scan == ',') {
1105  // ',' in the beginning of the list
1106  if (total == 0) {
1107  // The value is supposed to be equal to __kmp_avail_proc but it is
1108  // unknown at the moment.
1109  // So let's put a placeholder (#threads = 0) to correct it later.
1110  nth_array->nth[i++] = 0;
1111  total++;
1112  } else if (prev_comma) {
1113  // Num threads is inherited from the previous level
1114  nth_array->nth[i] = nth_array->nth[i - 1];
1115  i++;
1116  total++;
1117  }
1118  prev_comma = TRUE;
1119  scan++; // skip ','
1120  SKIP_WS(scan);
1121  }
1122  // Next character is a digit
1123  if (*scan >= '0' && *scan <= '9') {
1124  int num;
1125  const char *buf = scan;
1126  char const *msg = NULL;
1127  prev_comma = FALSE;
1128  SKIP_DIGITS(scan);
1129  total++;
1130 
1131  num = __kmp_str_to_int(buf, *scan);
1132  if (num < KMP_MIN_NTH) {
1133  msg = KMP_I18N_STR(ValueTooSmall);
1134  num = KMP_MIN_NTH;
1135  } else if (num > __kmp_sys_max_nth) {
1136  msg = KMP_I18N_STR(ValueTooLarge);
1137  num = __kmp_sys_max_nth;
1138  }
1139  if (msg != NULL) {
1140  // Message is not empty. Print warning.
1141  KMP_WARNING(ParseSizeIntWarn, var, env, msg);
1142  KMP_INFORM(Using_int_Value, var, num);
1143  }
1144  nth_array->nth[i++] = num;
1145  }
1146  }
1147 }
1148 
1149 static void __kmp_stg_parse_num_threads(char const *name, char const *value,
1150  void *data) {
1151  // TODO: Remove this option. OMP_NUM_THREADS is a list of positive integers!
1152  if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
1153  // The array of 1 element
1154  __kmp_nested_nth.nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int));
1155  __kmp_nested_nth.size = __kmp_nested_nth.used = 1;
1156  __kmp_nested_nth.nth[0] = __kmp_dflt_team_nth = __kmp_dflt_team_nth_ub =
1157  __kmp_xproc;
1158  } else {
1159  __kmp_parse_nested_num_threads(name, value, &__kmp_nested_nth);
1160  if (__kmp_nested_nth.nth) {
1161  __kmp_dflt_team_nth = __kmp_nested_nth.nth[0];
1162  if (__kmp_dflt_team_nth_ub < __kmp_dflt_team_nth) {
1163  __kmp_dflt_team_nth_ub = __kmp_dflt_team_nth;
1164  }
1165  }
1166  }
1167  K_DIAG(1, ("__kmp_dflt_team_nth == %d\n", __kmp_dflt_team_nth));
1168 } // __kmp_stg_parse_num_threads
1169 
1170 static void __kmp_stg_parse_num_hidden_helper_threads(char const *name,
1171  char const *value,
1172  void *data) {
1173  __kmp_stg_parse_int(name, value, 0, 16, &__kmp_hidden_helper_threads_num);
1174  // If the number of hidden helper threads is zero, we disable hidden helper
1175  // task
1176  if (__kmp_hidden_helper_threads_num == 0) {
1177  __kmp_enable_hidden_helper = FALSE;
1178  }
1179 } // __kmp_stg_parse_num_hidden_helper_threads
1180 
1181 static void __kmp_stg_print_num_hidden_helper_threads(kmp_str_buf_t *buffer,
1182  char const *name,
1183  void *data) {
1184  __kmp_stg_print_int(buffer, name, __kmp_hidden_helper_threads_num);
1185 } // __kmp_stg_print_num_hidden_helper_threads
1186 
1187 static void __kmp_stg_parse_use_hidden_helper(char const *name,
1188  char const *value, void *data) {
1189  __kmp_stg_parse_bool(name, value, &__kmp_enable_hidden_helper);
1190 #if !KMP_OS_LINUX
1191  __kmp_enable_hidden_helper = FALSE;
1192  K_DIAG(1,
1193  ("__kmp_stg_parse_use_hidden_helper: Disable hidden helper task on "
1194  "non-Linux platform although it is enabled by user explicitly.\n"));
1195 #endif
1196 } // __kmp_stg_parse_use_hidden_helper
1197 
1198 static void __kmp_stg_print_use_hidden_helper(kmp_str_buf_t *buffer,
1199  char const *name, void *data) {
1200  __kmp_stg_print_bool(buffer, name, __kmp_enable_hidden_helper);
1201 } // __kmp_stg_print_use_hidden_helper
1202 
1203 static void __kmp_stg_print_num_threads(kmp_str_buf_t *buffer, char const *name,
1204  void *data) {
1205  if (__kmp_env_format) {
1206  KMP_STR_BUF_PRINT_NAME;
1207  } else {
1208  __kmp_str_buf_print(buffer, " %s", name);
1209  }
1210  if (__kmp_nested_nth.used) {
1211  kmp_str_buf_t buf;
1212  __kmp_str_buf_init(&buf);
1213  for (int i = 0; i < __kmp_nested_nth.used; i++) {
1214  __kmp_str_buf_print(&buf, "%d", __kmp_nested_nth.nth[i]);
1215  if (i < __kmp_nested_nth.used - 1) {
1216  __kmp_str_buf_print(&buf, ",");
1217  }
1218  }
1219  __kmp_str_buf_print(buffer, "='%s'\n", buf.str);
1220  __kmp_str_buf_free(&buf);
1221  } else {
1222  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1223  }
1224 } // __kmp_stg_print_num_threads
1225 
1226 // -----------------------------------------------------------------------------
1227 // OpenMP 3.0: KMP_TASKING, OMP_MAX_ACTIVE_LEVELS,
1228 
1229 static void __kmp_stg_parse_tasking(char const *name, char const *value,
1230  void *data) {
1231  __kmp_stg_parse_int(name, value, 0, (int)tskm_max,
1232  (int *)&__kmp_tasking_mode);
1233 } // __kmp_stg_parse_tasking
1234 
1235 static void __kmp_stg_print_tasking(kmp_str_buf_t *buffer, char const *name,
1236  void *data) {
1237  __kmp_stg_print_int(buffer, name, __kmp_tasking_mode);
1238 } // __kmp_stg_print_tasking
1239 
1240 static void __kmp_stg_parse_task_stealing(char const *name, char const *value,
1241  void *data) {
1242  __kmp_stg_parse_int(name, value, 0, 1,
1243  (int *)&__kmp_task_stealing_constraint);
1244 } // __kmp_stg_parse_task_stealing
1245 
1246 static void __kmp_stg_print_task_stealing(kmp_str_buf_t *buffer,
1247  char const *name, void *data) {
1248  __kmp_stg_print_int(buffer, name, __kmp_task_stealing_constraint);
1249 } // __kmp_stg_print_task_stealing
1250 
1251 static void __kmp_stg_parse_max_active_levels(char const *name,
1252  char const *value, void *data) {
1253  kmp_uint64 tmp_dflt = 0;
1254  char const *msg = NULL;
1255  if (!__kmp_dflt_max_active_levels_set) {
1256  // Don't overwrite __kmp_dflt_max_active_levels if we get an invalid setting
1257  __kmp_str_to_uint(value, &tmp_dflt, &msg);
1258  if (msg != NULL) { // invalid setting; print warning and ignore
1259  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
1260  } else if (tmp_dflt > KMP_MAX_ACTIVE_LEVELS_LIMIT) {
1261  // invalid setting; print warning and ignore
1262  msg = KMP_I18N_STR(ValueTooLarge);
1263  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
1264  } else { // valid setting
1265  __kmp_type_convert(tmp_dflt, &(__kmp_dflt_max_active_levels));
1266  __kmp_dflt_max_active_levels_set = true;
1267  }
1268  }
1269 } // __kmp_stg_parse_max_active_levels
1270 
1271 static void __kmp_stg_print_max_active_levels(kmp_str_buf_t *buffer,
1272  char const *name, void *data) {
1273  __kmp_stg_print_int(buffer, name, __kmp_dflt_max_active_levels);
1274 } // __kmp_stg_print_max_active_levels
1275 
1276 // -----------------------------------------------------------------------------
1277 // OpenMP 4.0: OMP_DEFAULT_DEVICE
1278 static void __kmp_stg_parse_default_device(char const *name, char const *value,
1279  void *data) {
1280  __kmp_stg_parse_int(name, value, 0, KMP_MAX_DEFAULT_DEVICE_LIMIT,
1281  &__kmp_default_device);
1282 } // __kmp_stg_parse_default_device
1283 
1284 static void __kmp_stg_print_default_device(kmp_str_buf_t *buffer,
1285  char const *name, void *data) {
1286  __kmp_stg_print_int(buffer, name, __kmp_default_device);
1287 } // __kmp_stg_print_default_device
1288 
1289 // -----------------------------------------------------------------------------
1290 // OpenMP 5.0: OMP_TARGET_OFFLOAD
1291 static void __kmp_stg_parse_target_offload(char const *name, char const *value,
1292  void *data) {
1293  const char *next = value;
1294  const char *scan = next;
1295 
1296  __kmp_target_offload = tgt_default;
1297  SKIP_WS(next);
1298  if (*next == '\0')
1299  return;
1300  scan = next;
1301  if (!__kmp_strcasecmp_with_sentinel("mandatory", scan, 0)) {
1302  __kmp_target_offload = tgt_mandatory;
1303  } else if (!__kmp_strcasecmp_with_sentinel("disabled", scan, 0)) {
1304  __kmp_target_offload = tgt_disabled;
1305  } else if (!__kmp_strcasecmp_with_sentinel("default", scan, 0)) {
1306  __kmp_target_offload = tgt_default;
1307  } else {
1308  KMP_WARNING(SyntaxErrorUsing, name, "DEFAULT");
1309  }
1310 
1311 } // __kmp_stg_parse_target_offload
1312 
1313 static void __kmp_stg_print_target_offload(kmp_str_buf_t *buffer,
1314  char const *name, void *data) {
1315  const char *value = NULL;
1316  if (__kmp_target_offload == tgt_default)
1317  value = "DEFAULT";
1318  else if (__kmp_target_offload == tgt_mandatory)
1319  value = "MANDATORY";
1320  else if (__kmp_target_offload == tgt_disabled)
1321  value = "DISABLED";
1322  KMP_DEBUG_ASSERT(value);
1323  if (__kmp_env_format) {
1324  KMP_STR_BUF_PRINT_NAME;
1325  } else {
1326  __kmp_str_buf_print(buffer, " %s", name);
1327  }
1328  __kmp_str_buf_print(buffer, "=%s\n", value);
1329 } // __kmp_stg_print_target_offload
1330 
1331 // -----------------------------------------------------------------------------
1332 // OpenMP 4.5: OMP_MAX_TASK_PRIORITY
1333 static void __kmp_stg_parse_max_task_priority(char const *name,
1334  char const *value, void *data) {
1335  __kmp_stg_parse_int(name, value, 0, KMP_MAX_TASK_PRIORITY_LIMIT,
1336  &__kmp_max_task_priority);
1337 } // __kmp_stg_parse_max_task_priority
1338 
1339 static void __kmp_stg_print_max_task_priority(kmp_str_buf_t *buffer,
1340  char const *name, void *data) {
1341  __kmp_stg_print_int(buffer, name, __kmp_max_task_priority);
1342 } // __kmp_stg_print_max_task_priority
1343 
1344 // KMP_TASKLOOP_MIN_TASKS
1345 // taskloop threshold to switch from recursive to linear tasks creation
1346 static void __kmp_stg_parse_taskloop_min_tasks(char const *name,
1347  char const *value, void *data) {
1348  int tmp;
1349  __kmp_stg_parse_int(name, value, 0, INT_MAX, &tmp);
1350  __kmp_taskloop_min_tasks = tmp;
1351 } // __kmp_stg_parse_taskloop_min_tasks
1352 
1353 static void __kmp_stg_print_taskloop_min_tasks(kmp_str_buf_t *buffer,
1354  char const *name, void *data) {
1355  __kmp_stg_print_uint64(buffer, name, __kmp_taskloop_min_tasks);
1356 } // __kmp_stg_print_taskloop_min_tasks
1357 
1358 // -----------------------------------------------------------------------------
1359 // KMP_DISP_NUM_BUFFERS
1360 static void __kmp_stg_parse_disp_buffers(char const *name, char const *value,
1361  void *data) {
1362  if (TCR_4(__kmp_init_serial)) {
1363  KMP_WARNING(EnvSerialWarn, name);
1364  return;
1365  } // read value before serial initialization only
1366  __kmp_stg_parse_int(name, value, 1, KMP_MAX_NTH, &__kmp_dispatch_num_buffers);
1367 } // __kmp_stg_parse_disp_buffers
1368 
1369 static void __kmp_stg_print_disp_buffers(kmp_str_buf_t *buffer,
1370  char const *name, void *data) {
1371  __kmp_stg_print_int(buffer, name, __kmp_dispatch_num_buffers);
1372 } // __kmp_stg_print_disp_buffers
1373 
1374 #if KMP_NESTED_HOT_TEAMS
1375 // -----------------------------------------------------------------------------
1376 // KMP_HOT_TEAMS_MAX_LEVEL, KMP_HOT_TEAMS_MODE
1377 
1378 static void __kmp_stg_parse_hot_teams_level(char const *name, char const *value,
1379  void *data) {
1380  if (TCR_4(__kmp_init_parallel)) {
1381  KMP_WARNING(EnvParallelWarn, name);
1382  return;
1383  } // read value before first parallel only
1384  __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1385  &__kmp_hot_teams_max_level);
1386 } // __kmp_stg_parse_hot_teams_level
1387 
1388 static void __kmp_stg_print_hot_teams_level(kmp_str_buf_t *buffer,
1389  char const *name, void *data) {
1390  __kmp_stg_print_int(buffer, name, __kmp_hot_teams_max_level);
1391 } // __kmp_stg_print_hot_teams_level
1392 
1393 static void __kmp_stg_parse_hot_teams_mode(char const *name, char const *value,
1394  void *data) {
1395  if (TCR_4(__kmp_init_parallel)) {
1396  KMP_WARNING(EnvParallelWarn, name);
1397  return;
1398  } // read value before first parallel only
1399  __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1400  &__kmp_hot_teams_mode);
1401 } // __kmp_stg_parse_hot_teams_mode
1402 
1403 static void __kmp_stg_print_hot_teams_mode(kmp_str_buf_t *buffer,
1404  char const *name, void *data) {
1405  __kmp_stg_print_int(buffer, name, __kmp_hot_teams_mode);
1406 } // __kmp_stg_print_hot_teams_mode
1407 
1408 #endif // KMP_NESTED_HOT_TEAMS
1409 
1410 // -----------------------------------------------------------------------------
1411 // KMP_HANDLE_SIGNALS
1412 
1413 #if KMP_HANDLE_SIGNALS
1414 
1415 static void __kmp_stg_parse_handle_signals(char const *name, char const *value,
1416  void *data) {
1417  __kmp_stg_parse_bool(name, value, &__kmp_handle_signals);
1418 } // __kmp_stg_parse_handle_signals
1419 
1420 static void __kmp_stg_print_handle_signals(kmp_str_buf_t *buffer,
1421  char const *name, void *data) {
1422  __kmp_stg_print_bool(buffer, name, __kmp_handle_signals);
1423 } // __kmp_stg_print_handle_signals
1424 
1425 #endif // KMP_HANDLE_SIGNALS
1426 
1427 // -----------------------------------------------------------------------------
1428 // KMP_X_DEBUG, KMP_DEBUG, KMP_DEBUG_BUF_*, KMP_DIAG
1429 
1430 #ifdef KMP_DEBUG
1431 
1432 #define KMP_STG_X_DEBUG(x) \
1433  static void __kmp_stg_parse_##x##_debug(char const *name, char const *value, \
1434  void *data) { \
1435  __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_##x##_debug); \
1436  } /* __kmp_stg_parse_x_debug */ \
1437  static void __kmp_stg_print_##x##_debug(kmp_str_buf_t *buffer, \
1438  char const *name, void *data) { \
1439  __kmp_stg_print_int(buffer, name, kmp_##x##_debug); \
1440  } /* __kmp_stg_print_x_debug */
1441 
1442 KMP_STG_X_DEBUG(a)
1443 KMP_STG_X_DEBUG(b)
1444 KMP_STG_X_DEBUG(c)
1445 KMP_STG_X_DEBUG(d)
1446 KMP_STG_X_DEBUG(e)
1447 KMP_STG_X_DEBUG(f)
1448 
1449 #undef KMP_STG_X_DEBUG
1450 
1451 static void __kmp_stg_parse_debug(char const *name, char const *value,
1452  void *data) {
1453  int debug = 0;
1454  __kmp_stg_parse_int(name, value, 0, INT_MAX, &debug);
1455  if (kmp_a_debug < debug) {
1456  kmp_a_debug = debug;
1457  }
1458  if (kmp_b_debug < debug) {
1459  kmp_b_debug = debug;
1460  }
1461  if (kmp_c_debug < debug) {
1462  kmp_c_debug = debug;
1463  }
1464  if (kmp_d_debug < debug) {
1465  kmp_d_debug = debug;
1466  }
1467  if (kmp_e_debug < debug) {
1468  kmp_e_debug = debug;
1469  }
1470  if (kmp_f_debug < debug) {
1471  kmp_f_debug = debug;
1472  }
1473 } // __kmp_stg_parse_debug
1474 
1475 static void __kmp_stg_parse_debug_buf(char const *name, char const *value,
1476  void *data) {
1477  __kmp_stg_parse_bool(name, value, &__kmp_debug_buf);
1478  // !!! TODO: Move buffer initialization of of this file! It may works
1479  // incorrectly if KMP_DEBUG_BUF is parsed before KMP_DEBUG_BUF_LINES or
1480  // KMP_DEBUG_BUF_CHARS.
1481  if (__kmp_debug_buf) {
1482  int i;
1483  int elements = __kmp_debug_buf_lines * __kmp_debug_buf_chars;
1484 
1485  /* allocate and initialize all entries in debug buffer to empty */
1486  __kmp_debug_buffer = (char *)__kmp_page_allocate(elements * sizeof(char));
1487  for (i = 0; i < elements; i += __kmp_debug_buf_chars)
1488  __kmp_debug_buffer[i] = '\0';
1489 
1490  __kmp_debug_count = 0;
1491  }
1492  K_DIAG(1, ("__kmp_debug_buf = %d\n", __kmp_debug_buf));
1493 } // __kmp_stg_parse_debug_buf
1494 
1495 static void __kmp_stg_print_debug_buf(kmp_str_buf_t *buffer, char const *name,
1496  void *data) {
1497  __kmp_stg_print_bool(buffer, name, __kmp_debug_buf);
1498 } // __kmp_stg_print_debug_buf
1499 
1500 static void __kmp_stg_parse_debug_buf_atomic(char const *name,
1501  char const *value, void *data) {
1502  __kmp_stg_parse_bool(name, value, &__kmp_debug_buf_atomic);
1503 } // __kmp_stg_parse_debug_buf_atomic
1504 
1505 static void __kmp_stg_print_debug_buf_atomic(kmp_str_buf_t *buffer,
1506  char const *name, void *data) {
1507  __kmp_stg_print_bool(buffer, name, __kmp_debug_buf_atomic);
1508 } // __kmp_stg_print_debug_buf_atomic
1509 
1510 static void __kmp_stg_parse_debug_buf_chars(char const *name, char const *value,
1511  void *data) {
1512  __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_CHARS_MIN, INT_MAX,
1513  &__kmp_debug_buf_chars);
1514 } // __kmp_stg_debug_parse_buf_chars
1515 
1516 static void __kmp_stg_print_debug_buf_chars(kmp_str_buf_t *buffer,
1517  char const *name, void *data) {
1518  __kmp_stg_print_int(buffer, name, __kmp_debug_buf_chars);
1519 } // __kmp_stg_print_debug_buf_chars
1520 
1521 static void __kmp_stg_parse_debug_buf_lines(char const *name, char const *value,
1522  void *data) {
1523  __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_LINES_MIN, INT_MAX,
1524  &__kmp_debug_buf_lines);
1525 } // __kmp_stg_parse_debug_buf_lines
1526 
1527 static void __kmp_stg_print_debug_buf_lines(kmp_str_buf_t *buffer,
1528  char const *name, void *data) {
1529  __kmp_stg_print_int(buffer, name, __kmp_debug_buf_lines);
1530 } // __kmp_stg_print_debug_buf_lines
1531 
1532 static void __kmp_stg_parse_diag(char const *name, char const *value,
1533  void *data) {
1534  __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_diag);
1535 } // __kmp_stg_parse_diag
1536 
1537 static void __kmp_stg_print_diag(kmp_str_buf_t *buffer, char const *name,
1538  void *data) {
1539  __kmp_stg_print_int(buffer, name, kmp_diag);
1540 } // __kmp_stg_print_diag
1541 
1542 #endif // KMP_DEBUG
1543 
1544 // -----------------------------------------------------------------------------
1545 // KMP_ALIGN_ALLOC
1546 
1547 static void __kmp_stg_parse_align_alloc(char const *name, char const *value,
1548  void *data) {
1549  __kmp_stg_parse_size(name, value, CACHE_LINE, INT_MAX, NULL,
1550  &__kmp_align_alloc, 1);
1551 } // __kmp_stg_parse_align_alloc
1552 
1553 static void __kmp_stg_print_align_alloc(kmp_str_buf_t *buffer, char const *name,
1554  void *data) {
1555  __kmp_stg_print_size(buffer, name, __kmp_align_alloc);
1556 } // __kmp_stg_print_align_alloc
1557 
1558 // -----------------------------------------------------------------------------
1559 // KMP_PLAIN_BARRIER, KMP_FORKJOIN_BARRIER, KMP_REDUCTION_BARRIER
1560 
1561 // TODO: Remove __kmp_barrier_branch_bit_env_name varibale, remove loops from
1562 // parse and print functions, pass required info through data argument.
1563 
1564 static void __kmp_stg_parse_barrier_branch_bit(char const *name,
1565  char const *value, void *data) {
1566  const char *var;
1567 
1568  /* ---------- Barrier branch bit control ------------ */
1569  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1570  var = __kmp_barrier_branch_bit_env_name[i];
1571  if ((strcmp(var, name) == 0) && (value != 0)) {
1572  char *comma;
1573 
1574  comma = CCAST(char *, strchr(value, ','));
1575  __kmp_barrier_gather_branch_bits[i] =
1576  (kmp_uint32)__kmp_str_to_int(value, ',');
1577  /* is there a specified release parameter? */
1578  if (comma == NULL) {
1579  __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt;
1580  } else {
1581  __kmp_barrier_release_branch_bits[i] =
1582  (kmp_uint32)__kmp_str_to_int(comma + 1, 0);
1583 
1584  if (__kmp_barrier_release_branch_bits[i] > KMP_MAX_BRANCH_BITS) {
1585  __kmp_msg(kmp_ms_warning,
1586  KMP_MSG(BarrReleaseValueInvalid, name, comma + 1),
1587  __kmp_msg_null);
1588  __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt;
1589  }
1590  }
1591  if (__kmp_barrier_gather_branch_bits[i] > KMP_MAX_BRANCH_BITS) {
1592  KMP_WARNING(BarrGatherValueInvalid, name, value);
1593  KMP_INFORM(Using_uint_Value, name, __kmp_barrier_gather_bb_dflt);
1594  __kmp_barrier_gather_branch_bits[i] = __kmp_barrier_gather_bb_dflt;
1595  }
1596  }
1597  K_DIAG(1, ("%s == %d,%d\n", __kmp_barrier_branch_bit_env_name[i],
1598  __kmp_barrier_gather_branch_bits[i],
1599  __kmp_barrier_release_branch_bits[i]))
1600  }
1601 } // __kmp_stg_parse_barrier_branch_bit
1602 
1603 static void __kmp_stg_print_barrier_branch_bit(kmp_str_buf_t *buffer,
1604  char const *name, void *data) {
1605  const char *var;
1606  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1607  var = __kmp_barrier_branch_bit_env_name[i];
1608  if (strcmp(var, name) == 0) {
1609  if (__kmp_env_format) {
1610  KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_branch_bit_env_name[i]);
1611  } else {
1612  __kmp_str_buf_print(buffer, " %s='",
1613  __kmp_barrier_branch_bit_env_name[i]);
1614  }
1615  __kmp_str_buf_print(buffer, "%d,%d'\n",
1616  __kmp_barrier_gather_branch_bits[i],
1617  __kmp_barrier_release_branch_bits[i]);
1618  }
1619  }
1620 } // __kmp_stg_print_barrier_branch_bit
1621 
1622 // ----------------------------------------------------------------------------
1623 // KMP_PLAIN_BARRIER_PATTERN, KMP_FORKJOIN_BARRIER_PATTERN,
1624 // KMP_REDUCTION_BARRIER_PATTERN
1625 
1626 // TODO: Remove __kmp_barrier_pattern_name variable, remove loops from parse and
1627 // print functions, pass required data to functions through data argument.
1628 
1629 static void __kmp_stg_parse_barrier_pattern(char const *name, char const *value,
1630  void *data) {
1631  const char *var;
1632  /* ---------- Barrier method control ------------ */
1633 
1634  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1635  var = __kmp_barrier_pattern_env_name[i];
1636 
1637  if ((strcmp(var, name) == 0) && (value != 0)) {
1638  int j;
1639  char *comma = CCAST(char *, strchr(value, ','));
1640 
1641  /* handle first parameter: gather pattern */
1642  for (j = bp_linear_bar; j < bp_last_bar; j++) {
1643  if (__kmp_match_with_sentinel(__kmp_barrier_pattern_name[j], value, 1,
1644  ',')) {
1645  __kmp_barrier_gather_pattern[i] = (kmp_bar_pat_e)j;
1646  break;
1647  }
1648  }
1649  if (j == bp_last_bar) {
1650  KMP_WARNING(BarrGatherValueInvalid, name, value);
1651  KMP_INFORM(Using_str_Value, name,
1652  __kmp_barrier_pattern_name[bp_linear_bar]);
1653  }
1654 
1655  /* handle second parameter: release pattern */
1656  if (comma != NULL) {
1657  for (j = bp_linear_bar; j < bp_last_bar; j++) {
1658  if (__kmp_str_match(__kmp_barrier_pattern_name[j], 1, comma + 1)) {
1659  __kmp_barrier_release_pattern[i] = (kmp_bar_pat_e)j;
1660  break;
1661  }
1662  }
1663  if (j == bp_last_bar) {
1664  __kmp_msg(kmp_ms_warning,
1665  KMP_MSG(BarrReleaseValueInvalid, name, comma + 1),
1666  __kmp_msg_null);
1667  KMP_INFORM(Using_str_Value, name,
1668  __kmp_barrier_pattern_name[bp_linear_bar]);
1669  }
1670  }
1671  }
1672  }
1673 } // __kmp_stg_parse_barrier_pattern
1674 
1675 static void __kmp_stg_print_barrier_pattern(kmp_str_buf_t *buffer,
1676  char const *name, void *data) {
1677  const char *var;
1678  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1679  var = __kmp_barrier_pattern_env_name[i];
1680  if (strcmp(var, name) == 0) {
1681  int j = __kmp_barrier_gather_pattern[i];
1682  int k = __kmp_barrier_release_pattern[i];
1683  if (__kmp_env_format) {
1684  KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_pattern_env_name[i]);
1685  } else {
1686  __kmp_str_buf_print(buffer, " %s='",
1687  __kmp_barrier_pattern_env_name[i]);
1688  }
1689  __kmp_str_buf_print(buffer, "%s,%s'\n", __kmp_barrier_pattern_name[j],
1690  __kmp_barrier_pattern_name[k]);
1691  }
1692  }
1693 } // __kmp_stg_print_barrier_pattern
1694 
1695 // -----------------------------------------------------------------------------
1696 // KMP_ABORT_DELAY
1697 
1698 static void __kmp_stg_parse_abort_delay(char const *name, char const *value,
1699  void *data) {
1700  // Units of KMP_DELAY_ABORT are seconds, units of __kmp_abort_delay is
1701  // milliseconds.
1702  int delay = __kmp_abort_delay / 1000;
1703  __kmp_stg_parse_int(name, value, 0, INT_MAX / 1000, &delay);
1704  __kmp_abort_delay = delay * 1000;
1705 } // __kmp_stg_parse_abort_delay
1706 
1707 static void __kmp_stg_print_abort_delay(kmp_str_buf_t *buffer, char const *name,
1708  void *data) {
1709  __kmp_stg_print_int(buffer, name, __kmp_abort_delay);
1710 } // __kmp_stg_print_abort_delay
1711 
1712 // -----------------------------------------------------------------------------
1713 // KMP_CPUINFO_FILE
1714 
1715 static void __kmp_stg_parse_cpuinfo_file(char const *name, char const *value,
1716  void *data) {
1717 #if KMP_AFFINITY_SUPPORTED
1718  __kmp_stg_parse_str(name, value, &__kmp_cpuinfo_file);
1719  K_DIAG(1, ("__kmp_cpuinfo_file == %s\n", __kmp_cpuinfo_file));
1720 #endif
1721 } //__kmp_stg_parse_cpuinfo_file
1722 
1723 static void __kmp_stg_print_cpuinfo_file(kmp_str_buf_t *buffer,
1724  char const *name, void *data) {
1725 #if KMP_AFFINITY_SUPPORTED
1726  if (__kmp_env_format) {
1727  KMP_STR_BUF_PRINT_NAME;
1728  } else {
1729  __kmp_str_buf_print(buffer, " %s", name);
1730  }
1731  if (__kmp_cpuinfo_file) {
1732  __kmp_str_buf_print(buffer, "='%s'\n", __kmp_cpuinfo_file);
1733  } else {
1734  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1735  }
1736 #endif
1737 } //__kmp_stg_print_cpuinfo_file
1738 
1739 // -----------------------------------------------------------------------------
1740 // KMP_FORCE_REDUCTION, KMP_DETERMINISTIC_REDUCTION
1741 
1742 static void __kmp_stg_parse_force_reduction(char const *name, char const *value,
1743  void *data) {
1744  kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data;
1745  int rc;
1746 
1747  rc = __kmp_stg_check_rivals(name, value, reduction->rivals);
1748  if (rc) {
1749  return;
1750  }
1751  if (reduction->force) {
1752  if (value != 0) {
1753  if (__kmp_str_match("critical", 0, value))
1754  __kmp_force_reduction_method = critical_reduce_block;
1755  else if (__kmp_str_match("atomic", 0, value))
1756  __kmp_force_reduction_method = atomic_reduce_block;
1757  else if (__kmp_str_match("tree", 0, value))
1758  __kmp_force_reduction_method = tree_reduce_block;
1759  else {
1760  KMP_FATAL(UnknownForceReduction, name, value);
1761  }
1762  }
1763  } else {
1764  __kmp_stg_parse_bool(name, value, &__kmp_determ_red);
1765  if (__kmp_determ_red) {
1766  __kmp_force_reduction_method = tree_reduce_block;
1767  } else {
1768  __kmp_force_reduction_method = reduction_method_not_defined;
1769  }
1770  }
1771  K_DIAG(1, ("__kmp_force_reduction_method == %d\n",
1772  __kmp_force_reduction_method));
1773 } // __kmp_stg_parse_force_reduction
1774 
1775 static void __kmp_stg_print_force_reduction(kmp_str_buf_t *buffer,
1776  char const *name, void *data) {
1777 
1778  kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data;
1779  if (reduction->force) {
1780  if (__kmp_force_reduction_method == critical_reduce_block) {
1781  __kmp_stg_print_str(buffer, name, "critical");
1782  } else if (__kmp_force_reduction_method == atomic_reduce_block) {
1783  __kmp_stg_print_str(buffer, name, "atomic");
1784  } else if (__kmp_force_reduction_method == tree_reduce_block) {
1785  __kmp_stg_print_str(buffer, name, "tree");
1786  } else {
1787  if (__kmp_env_format) {
1788  KMP_STR_BUF_PRINT_NAME;
1789  } else {
1790  __kmp_str_buf_print(buffer, " %s", name);
1791  }
1792  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1793  }
1794  } else {
1795  __kmp_stg_print_bool(buffer, name, __kmp_determ_red);
1796  }
1797 
1798 } // __kmp_stg_print_force_reduction
1799 
1800 // -----------------------------------------------------------------------------
1801 // KMP_STORAGE_MAP
1802 
1803 static void __kmp_stg_parse_storage_map(char const *name, char const *value,
1804  void *data) {
1805  if (__kmp_str_match("verbose", 1, value)) {
1806  __kmp_storage_map = TRUE;
1807  __kmp_storage_map_verbose = TRUE;
1808  __kmp_storage_map_verbose_specified = TRUE;
1809 
1810  } else {
1811  __kmp_storage_map_verbose = FALSE;
1812  __kmp_stg_parse_bool(name, value, &__kmp_storage_map); // !!!
1813  }
1814 } // __kmp_stg_parse_storage_map
1815 
1816 static void __kmp_stg_print_storage_map(kmp_str_buf_t *buffer, char const *name,
1817  void *data) {
1818  if (__kmp_storage_map_verbose || __kmp_storage_map_verbose_specified) {
1819  __kmp_stg_print_str(buffer, name, "verbose");
1820  } else {
1821  __kmp_stg_print_bool(buffer, name, __kmp_storage_map);
1822  }
1823 } // __kmp_stg_print_storage_map
1824 
1825 // -----------------------------------------------------------------------------
1826 // KMP_ALL_THREADPRIVATE
1827 
1828 static void __kmp_stg_parse_all_threadprivate(char const *name,
1829  char const *value, void *data) {
1830  __kmp_stg_parse_int(name, value,
1831  __kmp_allThreadsSpecified ? __kmp_max_nth : 1,
1832  __kmp_max_nth, &__kmp_tp_capacity);
1833 } // __kmp_stg_parse_all_threadprivate
1834 
1835 static void __kmp_stg_print_all_threadprivate(kmp_str_buf_t *buffer,
1836  char const *name, void *data) {
1837  __kmp_stg_print_int(buffer, name, __kmp_tp_capacity);
1838 }
1839 
1840 // -----------------------------------------------------------------------------
1841 // KMP_FOREIGN_THREADS_THREADPRIVATE
1842 
1843 static void __kmp_stg_parse_foreign_threads_threadprivate(char const *name,
1844  char const *value,
1845  void *data) {
1846  __kmp_stg_parse_bool(name, value, &__kmp_foreign_tp);
1847 } // __kmp_stg_parse_foreign_threads_threadprivate
1848 
1849 static void __kmp_stg_print_foreign_threads_threadprivate(kmp_str_buf_t *buffer,
1850  char const *name,
1851  void *data) {
1852  __kmp_stg_print_bool(buffer, name, __kmp_foreign_tp);
1853 } // __kmp_stg_print_foreign_threads_threadprivate
1854 
1855 // -----------------------------------------------------------------------------
1856 // KMP_AFFINITY, GOMP_CPU_AFFINITY, KMP_TOPOLOGY_METHOD
1857 
1858 #if KMP_AFFINITY_SUPPORTED
1859 // Parse the proc id list. Return TRUE if successful, FALSE otherwise.
1860 static int __kmp_parse_affinity_proc_id_list(const char *var, const char *env,
1861  const char **nextEnv,
1862  char **proclist) {
1863  const char *scan = env;
1864  const char *next = scan;
1865  int empty = TRUE;
1866 
1867  *proclist = NULL;
1868 
1869  for (;;) {
1870  int start, end, stride;
1871 
1872  SKIP_WS(scan);
1873  next = scan;
1874  if (*next == '\0') {
1875  break;
1876  }
1877 
1878  if (*next == '{') {
1879  int num;
1880  next++; // skip '{'
1881  SKIP_WS(next);
1882  scan = next;
1883 
1884  // Read the first integer in the set.
1885  if ((*next < '0') || (*next > '9')) {
1886  KMP_WARNING(AffSyntaxError, var);
1887  return FALSE;
1888  }
1889  SKIP_DIGITS(next);
1890  num = __kmp_str_to_int(scan, *next);
1891  KMP_ASSERT(num >= 0);
1892 
1893  for (;;) {
1894  // Check for end of set.
1895  SKIP_WS(next);
1896  if (*next == '}') {
1897  next++; // skip '}'
1898  break;
1899  }
1900 
1901  // Skip optional comma.
1902  if (*next == ',') {
1903  next++;
1904  }
1905  SKIP_WS(next);
1906 
1907  // Read the next integer in the set.
1908  scan = next;
1909  if ((*next < '0') || (*next > '9')) {
1910  KMP_WARNING(AffSyntaxError, var);
1911  return FALSE;
1912  }
1913 
1914  SKIP_DIGITS(next);
1915  num = __kmp_str_to_int(scan, *next);
1916  KMP_ASSERT(num >= 0);
1917  }
1918  empty = FALSE;
1919 
1920  SKIP_WS(next);
1921  if (*next == ',') {
1922  next++;
1923  }
1924  scan = next;
1925  continue;
1926  }
1927 
1928  // Next character is not an integer => end of list
1929  if ((*next < '0') || (*next > '9')) {
1930  if (empty) {
1931  KMP_WARNING(AffSyntaxError, var);
1932  return FALSE;
1933  }
1934  break;
1935  }
1936 
1937  // Read the first integer.
1938  SKIP_DIGITS(next);
1939  start = __kmp_str_to_int(scan, *next);
1940  KMP_ASSERT(start >= 0);
1941  SKIP_WS(next);
1942 
1943  // If this isn't a range, then go on.
1944  if (*next != '-') {
1945  empty = FALSE;
1946 
1947  // Skip optional comma.
1948  if (*next == ',') {
1949  next++;
1950  }
1951  scan = next;
1952  continue;
1953  }
1954 
1955  // This is a range. Skip over the '-' and read in the 2nd int.
1956  next++; // skip '-'
1957  SKIP_WS(next);
1958  scan = next;
1959  if ((*next < '0') || (*next > '9')) {
1960  KMP_WARNING(AffSyntaxError, var);
1961  return FALSE;
1962  }
1963  SKIP_DIGITS(next);
1964  end = __kmp_str_to_int(scan, *next);
1965  KMP_ASSERT(end >= 0);
1966 
1967  // Check for a stride parameter
1968  stride = 1;
1969  SKIP_WS(next);
1970  if (*next == ':') {
1971  // A stride is specified. Skip over the ':" and read the 3rd int.
1972  int sign = +1;
1973  next++; // skip ':'
1974  SKIP_WS(next);
1975  scan = next;
1976  if (*next == '-') {
1977  sign = -1;
1978  next++;
1979  SKIP_WS(next);
1980  scan = next;
1981  }
1982  if ((*next < '0') || (*next > '9')) {
1983  KMP_WARNING(AffSyntaxError, var);
1984  return FALSE;
1985  }
1986  SKIP_DIGITS(next);
1987  stride = __kmp_str_to_int(scan, *next);
1988  KMP_ASSERT(stride >= 0);
1989  stride *= sign;
1990  }
1991 
1992  // Do some range checks.
1993  if (stride == 0) {
1994  KMP_WARNING(AffZeroStride, var);
1995  return FALSE;
1996  }
1997  if (stride > 0) {
1998  if (start > end) {
1999  KMP_WARNING(AffStartGreaterEnd, var, start, end);
2000  return FALSE;
2001  }
2002  } else {
2003  if (start < end) {
2004  KMP_WARNING(AffStrideLessZero, var, start, end);
2005  return FALSE;
2006  }
2007  }
2008  if ((end - start) / stride > 65536) {
2009  KMP_WARNING(AffRangeTooBig, var, end, start, stride);
2010  return FALSE;
2011  }
2012 
2013  empty = FALSE;
2014 
2015  // Skip optional comma.
2016  SKIP_WS(next);
2017  if (*next == ',') {
2018  next++;
2019  }
2020  scan = next;
2021  }
2022 
2023  *nextEnv = next;
2024 
2025  {
2026  ptrdiff_t len = next - env;
2027  char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
2028  KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
2029  retlist[len] = '\0';
2030  *proclist = retlist;
2031  }
2032  return TRUE;
2033 }
2034 
2035 // If KMP_AFFINITY is specified without a type, then
2036 // __kmp_affinity_notype should point to its setting.
2037 static kmp_setting_t *__kmp_affinity_notype = NULL;
2038 
2039 static void __kmp_parse_affinity_env(char const *name, char const *value,
2040  enum affinity_type *out_type,
2041  char **out_proclist, int *out_verbose,
2042  int *out_warn, int *out_respect,
2043  enum affinity_gran *out_gran,
2044  int *out_gran_levels, int *out_dups,
2045  int *out_compact, int *out_offset) {
2046  char *buffer = NULL; // Copy of env var value.
2047  char *buf = NULL; // Buffer for strtok_r() function.
2048  char *next = NULL; // end of token / start of next.
2049  const char *start; // start of current token (for err msgs)
2050  int count = 0; // Counter of parsed integer numbers.
2051  int number[2]; // Parsed numbers.
2052 
2053  // Guards.
2054  int type = 0;
2055  int proclist = 0;
2056  int verbose = 0;
2057  int warnings = 0;
2058  int respect = 0;
2059  int gran = 0;
2060  int dups = 0;
2061 
2062  KMP_ASSERT(value != NULL);
2063 
2064  if (TCR_4(__kmp_init_middle)) {
2065  KMP_WARNING(EnvMiddleWarn, name);
2066  __kmp_env_toPrint(name, 0);
2067  return;
2068  }
2069  __kmp_env_toPrint(name, 1);
2070 
2071  buffer =
2072  __kmp_str_format("%s", value); // Copy env var to keep original intact.
2073  buf = buffer;
2074  SKIP_WS(buf);
2075 
2076 // Helper macros.
2077 
2078 // If we see a parse error, emit a warning and scan to the next ",".
2079 //
2080 // FIXME - there's got to be a better way to print an error
2081 // message, hopefully without overwriting peices of buf.
2082 #define EMIT_WARN(skip, errlist) \
2083  { \
2084  char ch; \
2085  if (skip) { \
2086  SKIP_TO(next, ','); \
2087  } \
2088  ch = *next; \
2089  *next = '\0'; \
2090  KMP_WARNING errlist; \
2091  *next = ch; \
2092  if (skip) { \
2093  if (ch == ',') \
2094  next++; \
2095  } \
2096  buf = next; \
2097  }
2098 
2099 #define _set_param(_guard, _var, _val) \
2100  { \
2101  if (_guard == 0) { \
2102  _var = _val; \
2103  } else { \
2104  EMIT_WARN(FALSE, (AffParamDefined, name, start)); \
2105  } \
2106  ++_guard; \
2107  }
2108 
2109 #define set_type(val) _set_param(type, *out_type, val)
2110 #define set_verbose(val) _set_param(verbose, *out_verbose, val)
2111 #define set_warnings(val) _set_param(warnings, *out_warn, val)
2112 #define set_respect(val) _set_param(respect, *out_respect, val)
2113 #define set_dups(val) _set_param(dups, *out_dups, val)
2114 #define set_proclist(val) _set_param(proclist, *out_proclist, val)
2115 
2116 #define set_gran(val, levels) \
2117  { \
2118  if (gran == 0) { \
2119  *out_gran = val; \
2120  *out_gran_levels = levels; \
2121  } else { \
2122  EMIT_WARN(FALSE, (AffParamDefined, name, start)); \
2123  } \
2124  ++gran; \
2125  }
2126 
2127  KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
2128  (__kmp_nested_proc_bind.used > 0));
2129 
2130  while (*buf != '\0') {
2131  start = next = buf;
2132 
2133  if (__kmp_match_str("none", buf, CCAST(const char **, &next))) {
2134  set_type(affinity_none);
2135  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2136  buf = next;
2137  } else if (__kmp_match_str("scatter", buf, CCAST(const char **, &next))) {
2138  set_type(affinity_scatter);
2139  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2140  buf = next;
2141  } else if (__kmp_match_str("compact", buf, CCAST(const char **, &next))) {
2142  set_type(affinity_compact);
2143  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2144  buf = next;
2145  } else if (__kmp_match_str("logical", buf, CCAST(const char **, &next))) {
2146  set_type(affinity_logical);
2147  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2148  buf = next;
2149  } else if (__kmp_match_str("physical", buf, CCAST(const char **, &next))) {
2150  set_type(affinity_physical);
2151  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2152  buf = next;
2153  } else if (__kmp_match_str("explicit", buf, CCAST(const char **, &next))) {
2154  set_type(affinity_explicit);
2155  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2156  buf = next;
2157  } else if (__kmp_match_str("balanced", buf, CCAST(const char **, &next))) {
2158  set_type(affinity_balanced);
2159  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2160  buf = next;
2161  } else if (__kmp_match_str("disabled", buf, CCAST(const char **, &next))) {
2162  set_type(affinity_disabled);
2163  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2164  buf = next;
2165  } else if (__kmp_match_str("verbose", buf, CCAST(const char **, &next))) {
2166  set_verbose(TRUE);
2167  buf = next;
2168  } else if (__kmp_match_str("noverbose", buf, CCAST(const char **, &next))) {
2169  set_verbose(FALSE);
2170  buf = next;
2171  } else if (__kmp_match_str("warnings", buf, CCAST(const char **, &next))) {
2172  set_warnings(TRUE);
2173  buf = next;
2174  } else if (__kmp_match_str("nowarnings", buf,
2175  CCAST(const char **, &next))) {
2176  set_warnings(FALSE);
2177  buf = next;
2178  } else if (__kmp_match_str("respect", buf, CCAST(const char **, &next))) {
2179  set_respect(TRUE);
2180  buf = next;
2181  } else if (__kmp_match_str("norespect", buf, CCAST(const char **, &next))) {
2182  set_respect(FALSE);
2183  buf = next;
2184  } else if (__kmp_match_str("duplicates", buf,
2185  CCAST(const char **, &next)) ||
2186  __kmp_match_str("dups", buf, CCAST(const char **, &next))) {
2187  set_dups(TRUE);
2188  buf = next;
2189  } else if (__kmp_match_str("noduplicates", buf,
2190  CCAST(const char **, &next)) ||
2191  __kmp_match_str("nodups", buf, CCAST(const char **, &next))) {
2192  set_dups(FALSE);
2193  buf = next;
2194  } else if (__kmp_match_str("granularity", buf,
2195  CCAST(const char **, &next)) ||
2196  __kmp_match_str("gran", buf, CCAST(const char **, &next))) {
2197  SKIP_WS(next);
2198  if (*next != '=') {
2199  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2200  continue;
2201  }
2202  next++; // skip '='
2203  SKIP_WS(next);
2204 
2205  buf = next;
2206  if (__kmp_match_str("fine", buf, CCAST(const char **, &next))) {
2207  set_gran(affinity_gran_fine, -1);
2208  buf = next;
2209  } else if (__kmp_match_str("thread", buf, CCAST(const char **, &next))) {
2210  set_gran(affinity_gran_thread, -1);
2211  buf = next;
2212  } else if (__kmp_match_str("core", buf, CCAST(const char **, &next))) {
2213  set_gran(affinity_gran_core, -1);
2214  buf = next;
2215 #if KMP_USE_HWLOC
2216  } else if (__kmp_match_str("tile", buf, CCAST(const char **, &next))) {
2217  set_gran(affinity_gran_tile, -1);
2218  buf = next;
2219 #endif
2220  } else if (__kmp_match_str("package", buf, CCAST(const char **, &next))) {
2221  set_gran(affinity_gran_package, -1);
2222  buf = next;
2223  } else if (__kmp_match_str("node", buf, CCAST(const char **, &next))) {
2224  set_gran(affinity_gran_node, -1);
2225  buf = next;
2226 #if KMP_GROUP_AFFINITY
2227  } else if (__kmp_match_str("group", buf, CCAST(const char **, &next))) {
2228  set_gran(affinity_gran_group, -1);
2229  buf = next;
2230 #endif /* KMP_GROUP AFFINITY */
2231  } else if ((*buf >= '0') && (*buf <= '9')) {
2232  int n;
2233  next = buf;
2234  SKIP_DIGITS(next);
2235  n = __kmp_str_to_int(buf, *next);
2236  KMP_ASSERT(n >= 0);
2237  buf = next;
2238  set_gran(affinity_gran_default, n);
2239  } else {
2240  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2241  continue;
2242  }
2243  } else if (__kmp_match_str("proclist", buf, CCAST(const char **, &next))) {
2244  char *temp_proclist;
2245 
2246  SKIP_WS(next);
2247  if (*next != '=') {
2248  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2249  continue;
2250  }
2251  next++; // skip '='
2252  SKIP_WS(next);
2253  if (*next != '[') {
2254  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2255  continue;
2256  }
2257  next++; // skip '['
2258  buf = next;
2259  if (!__kmp_parse_affinity_proc_id_list(
2260  name, buf, CCAST(const char **, &next), &temp_proclist)) {
2261  // warning already emitted.
2262  SKIP_TO(next, ']');
2263  if (*next == ']')
2264  next++;
2265  SKIP_TO(next, ',');
2266  if (*next == ',')
2267  next++;
2268  buf = next;
2269  continue;
2270  }
2271  if (*next != ']') {
2272  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2273  continue;
2274  }
2275  next++; // skip ']'
2276  set_proclist(temp_proclist);
2277  } else if ((*buf >= '0') && (*buf <= '9')) {
2278  // Parse integer numbers -- permute and offset.
2279  int n;
2280  next = buf;
2281  SKIP_DIGITS(next);
2282  n = __kmp_str_to_int(buf, *next);
2283  KMP_ASSERT(n >= 0);
2284  buf = next;
2285  if (count < 2) {
2286  number[count] = n;
2287  } else {
2288  KMP_WARNING(AffManyParams, name, start);
2289  }
2290  ++count;
2291  } else {
2292  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2293  continue;
2294  }
2295 
2296  SKIP_WS(next);
2297  if (*next == ',') {
2298  next++;
2299  SKIP_WS(next);
2300  } else if (*next != '\0') {
2301  const char *temp = next;
2302  EMIT_WARN(TRUE, (ParseExtraCharsWarn, name, temp));
2303  continue;
2304  }
2305  buf = next;
2306  } // while
2307 
2308 #undef EMIT_WARN
2309 #undef _set_param
2310 #undef set_type
2311 #undef set_verbose
2312 #undef set_warnings
2313 #undef set_respect
2314 #undef set_granularity
2315 
2316  __kmp_str_free(&buffer);
2317 
2318  if (proclist) {
2319  if (!type) {
2320  KMP_WARNING(AffProcListNoType, name);
2321  *out_type = affinity_explicit;
2322  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2323  } else if (*out_type != affinity_explicit) {
2324  KMP_WARNING(AffProcListNotExplicit, name);
2325  KMP_ASSERT(*out_proclist != NULL);
2326  KMP_INTERNAL_FREE(*out_proclist);
2327  *out_proclist = NULL;
2328  }
2329  }
2330  switch (*out_type) {
2331  case affinity_logical:
2332  case affinity_physical: {
2333  if (count > 0) {
2334  *out_offset = number[0];
2335  }
2336  if (count > 1) {
2337  KMP_WARNING(AffManyParamsForLogic, name, number[1]);
2338  }
2339  } break;
2340  case affinity_balanced: {
2341  if (count > 0) {
2342  *out_compact = number[0];
2343  }
2344  if (count > 1) {
2345  *out_offset = number[1];
2346  }
2347 
2348  if (__kmp_affinity_gran == affinity_gran_default) {
2349 #if KMP_MIC_SUPPORTED
2350  if (__kmp_mic_type != non_mic) {
2351  if (__kmp_affinity_verbose || __kmp_affinity_warnings) {
2352  KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "fine");
2353  }
2354  __kmp_affinity_gran = affinity_gran_fine;
2355  } else
2356 #endif
2357  {
2358  if (__kmp_affinity_verbose || __kmp_affinity_warnings) {
2359  KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "core");
2360  }
2361  __kmp_affinity_gran = affinity_gran_core;
2362  }
2363  }
2364  } break;
2365  case affinity_scatter:
2366  case affinity_compact: {
2367  if (count > 0) {
2368  *out_compact = number[0];
2369  }
2370  if (count > 1) {
2371  *out_offset = number[1];
2372  }
2373  } break;
2374  case affinity_explicit: {
2375  if (*out_proclist == NULL) {
2376  KMP_WARNING(AffNoProcList, name);
2377  __kmp_affinity_type = affinity_none;
2378  }
2379  if (count > 0) {
2380  KMP_WARNING(AffNoParam, name, "explicit");
2381  }
2382  } break;
2383  case affinity_none: {
2384  if (count > 0) {
2385  KMP_WARNING(AffNoParam, name, "none");
2386  }
2387  } break;
2388  case affinity_disabled: {
2389  if (count > 0) {
2390  KMP_WARNING(AffNoParam, name, "disabled");
2391  }
2392  } break;
2393  case affinity_default: {
2394  if (count > 0) {
2395  KMP_WARNING(AffNoParam, name, "default");
2396  }
2397  } break;
2398  default: { KMP_ASSERT(0); }
2399  }
2400 } // __kmp_parse_affinity_env
2401 
2402 static void __kmp_stg_parse_affinity(char const *name, char const *value,
2403  void *data) {
2404  kmp_setting_t **rivals = (kmp_setting_t **)data;
2405  int rc;
2406 
2407  rc = __kmp_stg_check_rivals(name, value, rivals);
2408  if (rc) {
2409  return;
2410  }
2411 
2412  __kmp_parse_affinity_env(name, value, &__kmp_affinity_type,
2413  &__kmp_affinity_proclist, &__kmp_affinity_verbose,
2414  &__kmp_affinity_warnings,
2415  &__kmp_affinity_respect_mask, &__kmp_affinity_gran,
2416  &__kmp_affinity_gran_levels, &__kmp_affinity_dups,
2417  &__kmp_affinity_compact, &__kmp_affinity_offset);
2418 
2419 } // __kmp_stg_parse_affinity
2420 
2421 static void __kmp_stg_print_affinity(kmp_str_buf_t *buffer, char const *name,
2422  void *data) {
2423  if (__kmp_env_format) {
2424  KMP_STR_BUF_PRINT_NAME_EX(name);
2425  } else {
2426  __kmp_str_buf_print(buffer, " %s='", name);
2427  }
2428  if (__kmp_affinity_verbose) {
2429  __kmp_str_buf_print(buffer, "%s,", "verbose");
2430  } else {
2431  __kmp_str_buf_print(buffer, "%s,", "noverbose");
2432  }
2433  if (__kmp_affinity_warnings) {
2434  __kmp_str_buf_print(buffer, "%s,", "warnings");
2435  } else {
2436  __kmp_str_buf_print(buffer, "%s,", "nowarnings");
2437  }
2438  if (KMP_AFFINITY_CAPABLE()) {
2439  if (__kmp_affinity_respect_mask) {
2440  __kmp_str_buf_print(buffer, "%s,", "respect");
2441  } else {
2442  __kmp_str_buf_print(buffer, "%s,", "norespect");
2443  }
2444  switch (__kmp_affinity_gran) {
2445  case affinity_gran_default:
2446  __kmp_str_buf_print(buffer, "%s", "granularity=default,");
2447  break;
2448  case affinity_gran_fine:
2449  __kmp_str_buf_print(buffer, "%s", "granularity=fine,");
2450  break;
2451  case affinity_gran_thread:
2452  __kmp_str_buf_print(buffer, "%s", "granularity=thread,");
2453  break;
2454  case affinity_gran_core:
2455  __kmp_str_buf_print(buffer, "%s", "granularity=core,");
2456  break;
2457  case affinity_gran_package:
2458  __kmp_str_buf_print(buffer, "%s", "granularity=package,");
2459  break;
2460  case affinity_gran_node:
2461  __kmp_str_buf_print(buffer, "%s", "granularity=node,");
2462  break;
2463 #if KMP_GROUP_AFFINITY
2464  case affinity_gran_group:
2465  __kmp_str_buf_print(buffer, "%s", "granularity=group,");
2466  break;
2467 #endif /* KMP_GROUP_AFFINITY */
2468  }
2469  }
2470  if (!KMP_AFFINITY_CAPABLE()) {
2471  __kmp_str_buf_print(buffer, "%s", "disabled");
2472  } else
2473  switch (__kmp_affinity_type) {
2474  case affinity_none:
2475  __kmp_str_buf_print(buffer, "%s", "none");
2476  break;
2477  case affinity_physical:
2478  __kmp_str_buf_print(buffer, "%s,%d", "physical", __kmp_affinity_offset);
2479  break;
2480  case affinity_logical:
2481  __kmp_str_buf_print(buffer, "%s,%d", "logical", __kmp_affinity_offset);
2482  break;
2483  case affinity_compact:
2484  __kmp_str_buf_print(buffer, "%s,%d,%d", "compact", __kmp_affinity_compact,
2485  __kmp_affinity_offset);
2486  break;
2487  case affinity_scatter:
2488  __kmp_str_buf_print(buffer, "%s,%d,%d", "scatter", __kmp_affinity_compact,
2489  __kmp_affinity_offset);
2490  break;
2491  case affinity_explicit:
2492  __kmp_str_buf_print(buffer, "%s=[%s],%s", "proclist",
2493  __kmp_affinity_proclist, "explicit");
2494  break;
2495  case affinity_balanced:
2496  __kmp_str_buf_print(buffer, "%s,%d,%d", "balanced",
2497  __kmp_affinity_compact, __kmp_affinity_offset);
2498  break;
2499  case affinity_disabled:
2500  __kmp_str_buf_print(buffer, "%s", "disabled");
2501  break;
2502  case affinity_default:
2503  __kmp_str_buf_print(buffer, "%s", "default");
2504  break;
2505  default:
2506  __kmp_str_buf_print(buffer, "%s", "<unknown>");
2507  break;
2508  }
2509  __kmp_str_buf_print(buffer, "'\n");
2510 } //__kmp_stg_print_affinity
2511 
2512 #ifdef KMP_GOMP_COMPAT
2513 
2514 static void __kmp_stg_parse_gomp_cpu_affinity(char const *name,
2515  char const *value, void *data) {
2516  const char *next = NULL;
2517  char *temp_proclist;
2518  kmp_setting_t **rivals = (kmp_setting_t **)data;
2519  int rc;
2520 
2521  rc = __kmp_stg_check_rivals(name, value, rivals);
2522  if (rc) {
2523  return;
2524  }
2525 
2526  if (TCR_4(__kmp_init_middle)) {
2527  KMP_WARNING(EnvMiddleWarn, name);
2528  __kmp_env_toPrint(name, 0);
2529  return;
2530  }
2531 
2532  __kmp_env_toPrint(name, 1);
2533 
2534  if (__kmp_parse_affinity_proc_id_list(name, value, &next, &temp_proclist)) {
2535  SKIP_WS(next);
2536  if (*next == '\0') {
2537  // GOMP_CPU_AFFINITY => granularity=fine,explicit,proclist=...
2538  __kmp_affinity_proclist = temp_proclist;
2539  __kmp_affinity_type = affinity_explicit;
2540  __kmp_affinity_gran = affinity_gran_fine;
2541  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2542  } else {
2543  KMP_WARNING(AffSyntaxError, name);
2544  if (temp_proclist != NULL) {
2545  KMP_INTERNAL_FREE((void *)temp_proclist);
2546  }
2547  }
2548  } else {
2549  // Warning already emitted
2550  __kmp_affinity_type = affinity_none;
2551  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2552  }
2553 } // __kmp_stg_parse_gomp_cpu_affinity
2554 
2555 #endif /* KMP_GOMP_COMPAT */
2556 
2557 /*-----------------------------------------------------------------------------
2558 The OMP_PLACES proc id list parser. Here is the grammar:
2559 
2560 place_list := place
2561 place_list := place , place_list
2562 place := num
2563 place := place : num
2564 place := place : num : signed
2565 place := { subplacelist }
2566 place := ! place // (lowest priority)
2567 subplace_list := subplace
2568 subplace_list := subplace , subplace_list
2569 subplace := num
2570 subplace := num : num
2571 subplace := num : num : signed
2572 signed := num
2573 signed := + signed
2574 signed := - signed
2575 -----------------------------------------------------------------------------*/
2576 
2577 static int __kmp_parse_subplace_list(const char *var, const char **scan) {
2578  const char *next;
2579 
2580  for (;;) {
2581  int start, count, stride;
2582 
2583  //
2584  // Read in the starting proc id
2585  //
2586  SKIP_WS(*scan);
2587  if ((**scan < '0') || (**scan > '9')) {
2588  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2589  return FALSE;
2590  }
2591  next = *scan;
2592  SKIP_DIGITS(next);
2593  start = __kmp_str_to_int(*scan, *next);
2594  KMP_ASSERT(start >= 0);
2595  *scan = next;
2596 
2597  // valid follow sets are ',' ':' and '}'
2598  SKIP_WS(*scan);
2599  if (**scan == '}') {
2600  break;
2601  }
2602  if (**scan == ',') {
2603  (*scan)++; // skip ','
2604  continue;
2605  }
2606  if (**scan != ':') {
2607  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2608  return FALSE;
2609  }
2610  (*scan)++; // skip ':'
2611 
2612  // Read count parameter
2613  SKIP_WS(*scan);
2614  if ((**scan < '0') || (**scan > '9')) {
2615  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2616  return FALSE;
2617  }
2618  next = *scan;
2619  SKIP_DIGITS(next);
2620  count = __kmp_str_to_int(*scan, *next);
2621  KMP_ASSERT(count >= 0);
2622  *scan = next;
2623 
2624  // valid follow sets are ',' ':' and '}'
2625  SKIP_WS(*scan);
2626  if (**scan == '}') {
2627  break;
2628  }
2629  if (**scan == ',') {
2630  (*scan)++; // skip ','
2631  continue;
2632  }
2633  if (**scan != ':') {
2634  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2635  return FALSE;
2636  }
2637  (*scan)++; // skip ':'
2638 
2639  // Read stride parameter
2640  int sign = +1;
2641  for (;;) {
2642  SKIP_WS(*scan);
2643  if (**scan == '+') {
2644  (*scan)++; // skip '+'
2645  continue;
2646  }
2647  if (**scan == '-') {
2648  sign *= -1;
2649  (*scan)++; // skip '-'
2650  continue;
2651  }
2652  break;
2653  }
2654  SKIP_WS(*scan);
2655  if ((**scan < '0') || (**scan > '9')) {
2656  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2657  return FALSE;
2658  }
2659  next = *scan;
2660  SKIP_DIGITS(next);
2661  stride = __kmp_str_to_int(*scan, *next);
2662  KMP_ASSERT(stride >= 0);
2663  *scan = next;
2664  stride *= sign;
2665 
2666  // valid follow sets are ',' and '}'
2667  SKIP_WS(*scan);
2668  if (**scan == '}') {
2669  break;
2670  }
2671  if (**scan == ',') {
2672  (*scan)++; // skip ','
2673  continue;
2674  }
2675 
2676  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2677  return FALSE;
2678  }
2679  return TRUE;
2680 }
2681 
2682 static int __kmp_parse_place(const char *var, const char **scan) {
2683  const char *next;
2684 
2685  // valid follow sets are '{' '!' and num
2686  SKIP_WS(*scan);
2687  if (**scan == '{') {
2688  (*scan)++; // skip '{'
2689  if (!__kmp_parse_subplace_list(var, scan)) {
2690  return FALSE;
2691  }
2692  if (**scan != '}') {
2693  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2694  return FALSE;
2695  }
2696  (*scan)++; // skip '}'
2697  } else if (**scan == '!') {
2698  (*scan)++; // skip '!'
2699  return __kmp_parse_place(var, scan); //'!' has lower precedence than ':'
2700  } else if ((**scan >= '0') && (**scan <= '9')) {
2701  next = *scan;
2702  SKIP_DIGITS(next);
2703  int proc = __kmp_str_to_int(*scan, *next);
2704  KMP_ASSERT(proc >= 0);
2705  *scan = next;
2706  } else {
2707  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2708  return FALSE;
2709  }
2710  return TRUE;
2711 }
2712 
2713 static int __kmp_parse_place_list(const char *var, const char *env,
2714  char **place_list) {
2715  const char *scan = env;
2716  const char *next = scan;
2717 
2718  for (;;) {
2719  int count, stride;
2720 
2721  if (!__kmp_parse_place(var, &scan)) {
2722  return FALSE;
2723  }
2724 
2725  // valid follow sets are ',' ':' and EOL
2726  SKIP_WS(scan);
2727  if (*scan == '\0') {
2728  break;
2729  }
2730  if (*scan == ',') {
2731  scan++; // skip ','
2732  continue;
2733  }
2734  if (*scan != ':') {
2735  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2736  return FALSE;
2737  }
2738  scan++; // skip ':'
2739 
2740  // Read count parameter
2741  SKIP_WS(scan);
2742  if ((*scan < '0') || (*scan > '9')) {
2743  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2744  return FALSE;
2745  }
2746  next = scan;
2747  SKIP_DIGITS(next);
2748  count = __kmp_str_to_int(scan, *next);
2749  KMP_ASSERT(count >= 0);
2750  scan = next;
2751 
2752  // valid follow sets are ',' ':' and EOL
2753  SKIP_WS(scan);
2754  if (*scan == '\0') {
2755  break;
2756  }
2757  if (*scan == ',') {
2758  scan++; // skip ','
2759  continue;
2760  }
2761  if (*scan != ':') {
2762  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2763  return FALSE;
2764  }
2765  scan++; // skip ':'
2766 
2767  // Read stride parameter
2768  int sign = +1;
2769  for (;;) {
2770  SKIP_WS(scan);
2771  if (*scan == '+') {
2772  scan++; // skip '+'
2773  continue;
2774  }
2775  if (*scan == '-') {
2776  sign *= -1;
2777  scan++; // skip '-'
2778  continue;
2779  }
2780  break;
2781  }
2782  SKIP_WS(scan);
2783  if ((*scan < '0') || (*scan > '9')) {
2784  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2785  return FALSE;
2786  }
2787  next = scan;
2788  SKIP_DIGITS(next);
2789  stride = __kmp_str_to_int(scan, *next);
2790  KMP_ASSERT(stride >= 0);
2791  scan = next;
2792  stride *= sign;
2793 
2794  // valid follow sets are ',' and EOL
2795  SKIP_WS(scan);
2796  if (*scan == '\0') {
2797  break;
2798  }
2799  if (*scan == ',') {
2800  scan++; // skip ','
2801  continue;
2802  }
2803 
2804  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2805  return FALSE;
2806  }
2807 
2808  {
2809  ptrdiff_t len = scan - env;
2810  char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
2811  KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
2812  retlist[len] = '\0';
2813  *place_list = retlist;
2814  }
2815  return TRUE;
2816 }
2817 
2818 static void __kmp_stg_parse_places(char const *name, char const *value,
2819  void *data) {
2820  int count;
2821  const char *scan = value;
2822  const char *next = scan;
2823  const char *kind = "\"threads\"";
2824  kmp_setting_t **rivals = (kmp_setting_t **)data;
2825  int rc;
2826 
2827  rc = __kmp_stg_check_rivals(name, value, rivals);
2828  if (rc) {
2829  return;
2830  }
2831 
2832  // If OMP_PROC_BIND is not specified but OMP_PLACES is,
2833  // then let OMP_PROC_BIND default to true.
2834  if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2835  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2836  }
2837 
2838  //__kmp_affinity_num_places = 0;
2839 
2840  if (__kmp_match_str("threads", scan, &next)) {
2841  scan = next;
2842  __kmp_affinity_type = affinity_compact;
2843  __kmp_affinity_gran = affinity_gran_thread;
2844  __kmp_affinity_dups = FALSE;
2845  kind = "\"threads\"";
2846  } else if (__kmp_match_str("cores", scan, &next)) {
2847  scan = next;
2848  __kmp_affinity_type = affinity_compact;
2849  __kmp_affinity_gran = affinity_gran_core;
2850  __kmp_affinity_dups = FALSE;
2851  kind = "\"cores\"";
2852 #if KMP_USE_HWLOC
2853  } else if (__kmp_match_str("tiles", scan, &next)) {
2854  scan = next;
2855  __kmp_affinity_type = affinity_compact;
2856  __kmp_affinity_gran = affinity_gran_tile;
2857  __kmp_affinity_dups = FALSE;
2858  kind = "\"tiles\"";
2859 #endif
2860  } else if (__kmp_match_str("sockets", scan, &next)) {
2861  scan = next;
2862  __kmp_affinity_type = affinity_compact;
2863  __kmp_affinity_gran = affinity_gran_package;
2864  __kmp_affinity_dups = FALSE;
2865  kind = "\"sockets\"";
2866  } else {
2867  if (__kmp_affinity_proclist != NULL) {
2868  KMP_INTERNAL_FREE((void *)__kmp_affinity_proclist);
2869  __kmp_affinity_proclist = NULL;
2870  }
2871  if (__kmp_parse_place_list(name, value, &__kmp_affinity_proclist)) {
2872  __kmp_affinity_type = affinity_explicit;
2873  __kmp_affinity_gran = affinity_gran_fine;
2874  __kmp_affinity_dups = FALSE;
2875  if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2876  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2877  }
2878  }
2879  return;
2880  }
2881 
2882  if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2883  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2884  }
2885 
2886  SKIP_WS(scan);
2887  if (*scan == '\0') {
2888  return;
2889  }
2890 
2891  // Parse option count parameter in parentheses
2892  if (*scan != '(') {
2893  KMP_WARNING(SyntaxErrorUsing, name, kind);
2894  return;
2895  }
2896  scan++; // skip '('
2897 
2898  SKIP_WS(scan);
2899  next = scan;
2900  SKIP_DIGITS(next);
2901  count = __kmp_str_to_int(scan, *next);
2902  KMP_ASSERT(count >= 0);
2903  scan = next;
2904 
2905  SKIP_WS(scan);
2906  if (*scan != ')') {
2907  KMP_WARNING(SyntaxErrorUsing, name, kind);
2908  return;
2909  }
2910  scan++; // skip ')'
2911 
2912  SKIP_WS(scan);
2913  if (*scan != '\0') {
2914  KMP_WARNING(ParseExtraCharsWarn, name, scan);
2915  }
2916  __kmp_affinity_num_places = count;
2917 }
2918 
2919 static void __kmp_stg_print_places(kmp_str_buf_t *buffer, char const *name,
2920  void *data) {
2921  if (__kmp_env_format) {
2922  KMP_STR_BUF_PRINT_NAME;
2923  } else {
2924  __kmp_str_buf_print(buffer, " %s", name);
2925  }
2926  if ((__kmp_nested_proc_bind.used == 0) ||
2927  (__kmp_nested_proc_bind.bind_types == NULL) ||
2928  (__kmp_nested_proc_bind.bind_types[0] == proc_bind_false)) {
2929  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2930  } else if (__kmp_affinity_type == affinity_explicit) {
2931  if (__kmp_affinity_proclist != NULL) {
2932  __kmp_str_buf_print(buffer, "='%s'\n", __kmp_affinity_proclist);
2933  } else {
2934  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2935  }
2936  } else if (__kmp_affinity_type == affinity_compact) {
2937  int num;
2938  if (__kmp_affinity_num_masks > 0) {
2939  num = __kmp_affinity_num_masks;
2940  } else if (__kmp_affinity_num_places > 0) {
2941  num = __kmp_affinity_num_places;
2942  } else {
2943  num = 0;
2944  }
2945  if (__kmp_affinity_gran == affinity_gran_thread) {
2946  if (num > 0) {
2947  __kmp_str_buf_print(buffer, "='threads(%d)'\n", num);
2948  } else {
2949  __kmp_str_buf_print(buffer, "='threads'\n");
2950  }
2951  } else if (__kmp_affinity_gran == affinity_gran_core) {
2952  if (num > 0) {
2953  __kmp_str_buf_print(buffer, "='cores(%d)' \n", num);
2954  } else {
2955  __kmp_str_buf_print(buffer, "='cores'\n");
2956  }
2957 #if KMP_USE_HWLOC
2958  } else if (__kmp_affinity_gran == affinity_gran_tile) {
2959  if (num > 0) {
2960  __kmp_str_buf_print(buffer, "='tiles(%d)' \n", num);
2961  } else {
2962  __kmp_str_buf_print(buffer, "='tiles'\n");
2963  }
2964 #endif
2965  } else if (__kmp_affinity_gran == affinity_gran_package) {
2966  if (num > 0) {
2967  __kmp_str_buf_print(buffer, "='sockets(%d)'\n", num);
2968  } else {
2969  __kmp_str_buf_print(buffer, "='sockets'\n");
2970  }
2971  } else {
2972  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2973  }
2974  } else {
2975  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2976  }
2977 }
2978 
2979 static void __kmp_stg_parse_topology_method(char const *name, char const *value,
2980  void *data) {
2981  if (__kmp_str_match("all", 1, value)) {
2982  __kmp_affinity_top_method = affinity_top_method_all;
2983  }
2984 #if KMP_USE_HWLOC
2985  else if (__kmp_str_match("hwloc", 1, value)) {
2986  __kmp_affinity_top_method = affinity_top_method_hwloc;
2987  }
2988 #endif
2989 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
2990  else if (__kmp_str_match("x2apic id", 9, value) ||
2991  __kmp_str_match("x2apic_id", 9, value) ||
2992  __kmp_str_match("x2apic-id", 9, value) ||
2993  __kmp_str_match("x2apicid", 8, value) ||
2994  __kmp_str_match("cpuid leaf 11", 13, value) ||
2995  __kmp_str_match("cpuid_leaf_11", 13, value) ||
2996  __kmp_str_match("cpuid-leaf-11", 13, value) ||
2997  __kmp_str_match("cpuid leaf11", 12, value) ||
2998  __kmp_str_match("cpuid_leaf11", 12, value) ||
2999  __kmp_str_match("cpuid-leaf11", 12, value) ||
3000  __kmp_str_match("cpuidleaf 11", 12, value) ||
3001  __kmp_str_match("cpuidleaf_11", 12, value) ||
3002  __kmp_str_match("cpuidleaf-11", 12, value) ||
3003  __kmp_str_match("cpuidleaf11", 11, value) ||
3004  __kmp_str_match("cpuid 11", 8, value) ||
3005  __kmp_str_match("cpuid_11", 8, value) ||
3006  __kmp_str_match("cpuid-11", 8, value) ||
3007  __kmp_str_match("cpuid11", 7, value) ||
3008  __kmp_str_match("leaf 11", 7, value) ||
3009  __kmp_str_match("leaf_11", 7, value) ||
3010  __kmp_str_match("leaf-11", 7, value) ||
3011  __kmp_str_match("leaf11", 6, value)) {
3012  __kmp_affinity_top_method = affinity_top_method_x2apicid;
3013  } else if (__kmp_str_match("apic id", 7, value) ||
3014  __kmp_str_match("apic_id", 7, value) ||
3015  __kmp_str_match("apic-id", 7, value) ||
3016  __kmp_str_match("apicid", 6, value) ||
3017  __kmp_str_match("cpuid leaf 4", 12, value) ||
3018  __kmp_str_match("cpuid_leaf_4", 12, value) ||
3019  __kmp_str_match("cpuid-leaf-4", 12, value) ||
3020  __kmp_str_match("cpuid leaf4", 11, value) ||
3021  __kmp_str_match("cpuid_leaf4", 11, value) ||
3022  __kmp_str_match("cpuid-leaf4", 11, value) ||
3023  __kmp_str_match("cpuidleaf 4", 11, value) ||
3024  __kmp_str_match("cpuidleaf_4", 11, value) ||
3025  __kmp_str_match("cpuidleaf-4", 11, value) ||
3026  __kmp_str_match("cpuidleaf4", 10, value) ||
3027  __kmp_str_match("cpuid 4", 7, value) ||
3028  __kmp_str_match("cpuid_4", 7, value) ||
3029  __kmp_str_match("cpuid-4", 7, value) ||
3030  __kmp_str_match("cpuid4", 6, value) ||
3031  __kmp_str_match("leaf 4", 6, value) ||
3032  __kmp_str_match("leaf_4", 6, value) ||
3033  __kmp_str_match("leaf-4", 6, value) ||
3034  __kmp_str_match("leaf4", 5, value)) {
3035  __kmp_affinity_top_method = affinity_top_method_apicid;
3036  }
3037 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3038  else if (__kmp_str_match("/proc/cpuinfo", 2, value) ||
3039  __kmp_str_match("cpuinfo", 5, value)) {
3040  __kmp_affinity_top_method = affinity_top_method_cpuinfo;
3041  }
3042 #if KMP_GROUP_AFFINITY
3043  else if (__kmp_str_match("group", 1, value)) {
3044  __kmp_affinity_top_method = affinity_top_method_group;
3045  }
3046 #endif /* KMP_GROUP_AFFINITY */
3047  else if (__kmp_str_match("flat", 1, value)) {
3048  __kmp_affinity_top_method = affinity_top_method_flat;
3049  } else {
3050  KMP_WARNING(StgInvalidValue, name, value);
3051  }
3052 } // __kmp_stg_parse_topology_method
3053 
3054 static void __kmp_stg_print_topology_method(kmp_str_buf_t *buffer,
3055  char const *name, void *data) {
3056  char const *value = NULL;
3057 
3058  switch (__kmp_affinity_top_method) {
3059  case affinity_top_method_default:
3060  value = "default";
3061  break;
3062 
3063  case affinity_top_method_all:
3064  value = "all";
3065  break;
3066 
3067 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
3068  case affinity_top_method_x2apicid:
3069  value = "x2APIC id";
3070  break;
3071 
3072  case affinity_top_method_apicid:
3073  value = "APIC id";
3074  break;
3075 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3076 
3077 #if KMP_USE_HWLOC
3078  case affinity_top_method_hwloc:
3079  value = "hwloc";
3080  break;
3081 #endif
3082 
3083  case affinity_top_method_cpuinfo:
3084  value = "cpuinfo";
3085  break;
3086 
3087 #if KMP_GROUP_AFFINITY
3088  case affinity_top_method_group:
3089  value = "group";
3090  break;
3091 #endif /* KMP_GROUP_AFFINITY */
3092 
3093  case affinity_top_method_flat:
3094  value = "flat";
3095  break;
3096  }
3097 
3098  if (value != NULL) {
3099  __kmp_stg_print_str(buffer, name, value);
3100  }
3101 } // __kmp_stg_print_topology_method
3102 
3103 #endif /* KMP_AFFINITY_SUPPORTED */
3104 
3105 // OMP_PROC_BIND / bind-var is functional on all 4.0 builds, including OS X*
3106 // OMP_PLACES / place-partition-var is not.
3107 static void __kmp_stg_parse_proc_bind(char const *name, char const *value,
3108  void *data) {
3109  kmp_setting_t **rivals = (kmp_setting_t **)data;
3110  int rc;
3111 
3112  rc = __kmp_stg_check_rivals(name, value, rivals);
3113  if (rc) {
3114  return;
3115  }
3116 
3117  // In OMP 4.0 OMP_PROC_BIND is a vector of proc_bind types.
3118  KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
3119  (__kmp_nested_proc_bind.used > 0));
3120 
3121  const char *buf = value;
3122  const char *next;
3123  int num;
3124  SKIP_WS(buf);
3125  if ((*buf >= '0') && (*buf <= '9')) {
3126  next = buf;
3127  SKIP_DIGITS(next);
3128  num = __kmp_str_to_int(buf, *next);
3129  KMP_ASSERT(num >= 0);
3130  buf = next;
3131  SKIP_WS(buf);
3132  } else {
3133  num = -1;
3134  }
3135 
3136  next = buf;
3137  if (__kmp_match_str("disabled", buf, &next)) {
3138  buf = next;
3139  SKIP_WS(buf);
3140 #if KMP_AFFINITY_SUPPORTED
3141  __kmp_affinity_type = affinity_disabled;
3142 #endif /* KMP_AFFINITY_SUPPORTED */
3143  __kmp_nested_proc_bind.used = 1;
3144  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3145  } else if ((num == (int)proc_bind_false) ||
3146  __kmp_match_str("false", buf, &next)) {
3147  buf = next;
3148  SKIP_WS(buf);
3149 #if KMP_AFFINITY_SUPPORTED
3150  __kmp_affinity_type = affinity_none;
3151 #endif /* KMP_AFFINITY_SUPPORTED */
3152  __kmp_nested_proc_bind.used = 1;
3153  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3154  } else if ((num == (int)proc_bind_true) ||
3155  __kmp_match_str("true", buf, &next)) {
3156  buf = next;
3157  SKIP_WS(buf);
3158  __kmp_nested_proc_bind.used = 1;
3159  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
3160  } else {
3161  // Count the number of values in the env var string
3162  const char *scan;
3163  int nelem = 1;
3164  for (scan = buf; *scan != '\0'; scan++) {
3165  if (*scan == ',') {
3166  nelem++;
3167  }
3168  }
3169 
3170  // Create / expand the nested proc_bind array as needed
3171  if (__kmp_nested_proc_bind.size < nelem) {
3172  __kmp_nested_proc_bind.bind_types =
3173  (kmp_proc_bind_t *)KMP_INTERNAL_REALLOC(
3174  __kmp_nested_proc_bind.bind_types,
3175  sizeof(kmp_proc_bind_t) * nelem);
3176  if (__kmp_nested_proc_bind.bind_types == NULL) {
3177  KMP_FATAL(MemoryAllocFailed);
3178  }
3179  __kmp_nested_proc_bind.size = nelem;
3180  }
3181  __kmp_nested_proc_bind.used = nelem;
3182 
3183  if (nelem > 1 && !__kmp_dflt_max_active_levels_set)
3184  __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
3185 
3186  // Save values in the nested proc_bind array
3187  int i = 0;
3188  for (;;) {
3189  enum kmp_proc_bind_t bind;
3190 
3191  if ((num == (int)proc_bind_master) ||
3192  __kmp_match_str("master", buf, &next)) {
3193  buf = next;
3194  SKIP_WS(buf);
3195  bind = proc_bind_master;
3196  } else if ((num == (int)proc_bind_close) ||
3197  __kmp_match_str("close", buf, &next)) {
3198  buf = next;
3199  SKIP_WS(buf);
3200  bind = proc_bind_close;
3201  } else if ((num == (int)proc_bind_spread) ||
3202  __kmp_match_str("spread", buf, &next)) {
3203  buf = next;
3204  SKIP_WS(buf);
3205  bind = proc_bind_spread;
3206  } else {
3207  KMP_WARNING(StgInvalidValue, name, value);
3208  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3209  __kmp_nested_proc_bind.used = 1;
3210  return;
3211  }
3212 
3213  __kmp_nested_proc_bind.bind_types[i++] = bind;
3214  if (i >= nelem) {
3215  break;
3216  }
3217  KMP_DEBUG_ASSERT(*buf == ',');
3218  buf++;
3219  SKIP_WS(buf);
3220 
3221  // Read next value if it was specified as an integer
3222  if ((*buf >= '0') && (*buf <= '9')) {
3223  next = buf;
3224  SKIP_DIGITS(next);
3225  num = __kmp_str_to_int(buf, *next);
3226  KMP_ASSERT(num >= 0);
3227  buf = next;
3228  SKIP_WS(buf);
3229  } else {
3230  num = -1;
3231  }
3232  }
3233  SKIP_WS(buf);
3234  }
3235  if (*buf != '\0') {
3236  KMP_WARNING(ParseExtraCharsWarn, name, buf);
3237  }
3238 }
3239 
3240 static void __kmp_stg_print_proc_bind(kmp_str_buf_t *buffer, char const *name,
3241  void *data) {
3242  int nelem = __kmp_nested_proc_bind.used;
3243  if (__kmp_env_format) {
3244  KMP_STR_BUF_PRINT_NAME;
3245  } else {
3246  __kmp_str_buf_print(buffer, " %s", name);
3247  }
3248  if (nelem == 0) {
3249  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3250  } else {
3251  int i;
3252  __kmp_str_buf_print(buffer, "='", name);
3253  for (i = 0; i < nelem; i++) {
3254  switch (__kmp_nested_proc_bind.bind_types[i]) {
3255  case proc_bind_false:
3256  __kmp_str_buf_print(buffer, "false");
3257  break;
3258 
3259  case proc_bind_true:
3260  __kmp_str_buf_print(buffer, "true");
3261  break;
3262 
3263  case proc_bind_master:
3264  __kmp_str_buf_print(buffer, "master");
3265  break;
3266 
3267  case proc_bind_close:
3268  __kmp_str_buf_print(buffer, "close");
3269  break;
3270 
3271  case proc_bind_spread:
3272  __kmp_str_buf_print(buffer, "spread");
3273  break;
3274 
3275  case proc_bind_intel:
3276  __kmp_str_buf_print(buffer, "intel");
3277  break;
3278 
3279  case proc_bind_default:
3280  __kmp_str_buf_print(buffer, "default");
3281  break;
3282  }
3283  if (i < nelem - 1) {
3284  __kmp_str_buf_print(buffer, ",");
3285  }
3286  }
3287  __kmp_str_buf_print(buffer, "'\n");
3288  }
3289 }
3290 
3291 static void __kmp_stg_parse_display_affinity(char const *name,
3292  char const *value, void *data) {
3293  __kmp_stg_parse_bool(name, value, &__kmp_display_affinity);
3294 }
3295 static void __kmp_stg_print_display_affinity(kmp_str_buf_t *buffer,
3296  char const *name, void *data) {
3297  __kmp_stg_print_bool(buffer, name, __kmp_display_affinity);
3298 }
3299 static void __kmp_stg_parse_affinity_format(char const *name, char const *value,
3300  void *data) {
3301  size_t length = KMP_STRLEN(value);
3302  __kmp_strncpy_truncate(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, value,
3303  length);
3304 }
3305 static void __kmp_stg_print_affinity_format(kmp_str_buf_t *buffer,
3306  char const *name, void *data) {
3307  if (__kmp_env_format) {
3308  KMP_STR_BUF_PRINT_NAME_EX(name);
3309  } else {
3310  __kmp_str_buf_print(buffer, " %s='", name);
3311  }
3312  __kmp_str_buf_print(buffer, "%s'\n", __kmp_affinity_format);
3313 }
3314 
3315 /*-----------------------------------------------------------------------------
3316 OMP_ALLOCATOR sets default allocator. Here is the grammar:
3317 
3318 <allocator> |= <predef-allocator> | <predef-mem-space> |
3319  <predef-mem-space>:<traits>
3320 <traits> |= <trait>=<value> | <trait>=<value>,<traits>
3321 <predef-allocator> |= omp_default_mem_alloc | omp_large_cap_mem_alloc |
3322  omp_const_mem_alloc | omp_high_bw_mem_alloc |
3323  omp_low_lat_mem_alloc | omp_cgroup_mem_alloc |
3324  omp_pteam_mem_alloc | omp_thread_mem_alloc
3325 <predef-mem-space> |= omp_default_mem_space | omp_large_cap_mem_space |
3326  omp_const_mem_space | omp_high_bw_mem_space |
3327  omp_low_lat_mem_space
3328 <trait> |= sync_hint | alignment | access | pool_size | fallback |
3329  fb_data | pinned | partition
3330 <value> |= one of the allowed values of trait |
3331  non-negative integer | <predef-allocator>
3332 -----------------------------------------------------------------------------*/
3333 
3334 static void __kmp_stg_parse_allocator(char const *name, char const *value,
3335  void *data) {
3336  const char *buf = value;
3337  const char *next, *scan, *start;
3338  char *key;
3339  omp_allocator_handle_t al;
3340  omp_memspace_handle_t ms = omp_default_mem_space;
3341  bool is_memspace = false;
3342  int ntraits = 0, count = 0;
3343 
3344  SKIP_WS(buf);
3345  next = buf;
3346  const char *delim = strchr(buf, ':');
3347  const char *predef_mem_space = strstr(buf, "mem_space");
3348 
3349  bool is_memalloc = (!predef_mem_space && !delim) ? true : false;
3350 
3351  // Count the number of traits in the env var string
3352  if (delim) {
3353  ntraits = 1;
3354  for (scan = buf; *scan != '\0'; scan++) {
3355  if (*scan == ',')
3356  ntraits++;
3357  }
3358  }
3359  omp_alloctrait_t *traits =
3360  (omp_alloctrait_t *)KMP_ALLOCA(ntraits * sizeof(omp_alloctrait_t));
3361 
3362 // Helper macros
3363 #define IS_POWER_OF_TWO(n) (((n) & ((n)-1)) == 0)
3364 
3365 #define GET_NEXT(sentinel) \
3366  { \
3367  SKIP_WS(next); \
3368  if (*next == sentinel) \
3369  next++; \
3370  SKIP_WS(next); \
3371  scan = next; \
3372  }
3373 
3374 #define SKIP_PAIR(key) \
3375  { \
3376  char const str_delimiter[] = {',', 0}; \
3377  char *value = __kmp_str_token(CCAST(char *, scan), str_delimiter, \
3378  CCAST(char **, &next)); \
3379  KMP_WARNING(StgInvalidValue, key, value); \
3380  ntraits--; \
3381  SKIP_WS(next); \
3382  scan = next; \
3383  }
3384 
3385 #define SET_KEY() \
3386  { \
3387  char const str_delimiter[] = {'=', 0}; \
3388  key = __kmp_str_token(CCAST(char *, start), str_delimiter, \
3389  CCAST(char **, &next)); \
3390  scan = next; \
3391  }
3392 
3393  scan = next;
3394  while (*next != '\0') {
3395  if (is_memalloc ||
3396  __kmp_match_str("fb_data", scan, &next)) { // allocator check
3397  start = scan;
3398  GET_NEXT('=');
3399  // check HBW and LCAP first as the only non-default supported
3400  if (__kmp_match_str("omp_high_bw_mem_alloc", scan, &next)) {
3401  SKIP_WS(next);
3402  if (is_memalloc) {
3403  if (__kmp_memkind_available) {
3404  __kmp_def_allocator = omp_high_bw_mem_alloc;
3405  return;
3406  } else {
3407  KMP_WARNING(OmpNoAllocator, "omp_high_bw_mem_alloc");
3408  }
3409  } else {
3410  traits[count].key = omp_atk_fb_data;
3411  traits[count].value = RCAST(omp_uintptr_t, omp_high_bw_mem_alloc);
3412  }
3413  } else if (__kmp_match_str("omp_large_cap_mem_alloc", scan, &next)) {
3414  SKIP_WS(next);
3415  if (is_memalloc) {
3416  if (__kmp_memkind_available) {
3417  __kmp_def_allocator = omp_large_cap_mem_alloc;
3418  return;
3419  } else {
3420  KMP_WARNING(OmpNoAllocator, "omp_large_cap_mem_alloc");
3421  }
3422  } else {
3423  traits[count].key = omp_atk_fb_data;
3424  traits[count].value = RCAST(omp_uintptr_t, omp_large_cap_mem_alloc);
3425  }
3426  } else if (__kmp_match_str("omp_default_mem_alloc", scan, &next)) {
3427  // default requested
3428  SKIP_WS(next);
3429  if (!is_memalloc) {
3430  traits[count].key = omp_atk_fb_data;
3431  traits[count].value = RCAST(omp_uintptr_t, omp_default_mem_alloc);
3432  }
3433  } else if (__kmp_match_str("omp_const_mem_alloc", scan, &next)) {
3434  SKIP_WS(next);
3435  if (is_memalloc) {
3436  KMP_WARNING(OmpNoAllocator, "omp_const_mem_alloc");
3437  } else {
3438  traits[count].key = omp_atk_fb_data;
3439  traits[count].value = RCAST(omp_uintptr_t, omp_const_mem_alloc);
3440  }
3441  } else if (__kmp_match_str("omp_low_lat_mem_alloc", scan, &next)) {
3442  SKIP_WS(next);
3443  if (is_memalloc) {
3444  KMP_WARNING(OmpNoAllocator, "omp_low_lat_mem_alloc");
3445  } else {
3446  traits[count].key = omp_atk_fb_data;
3447  traits[count].value = RCAST(omp_uintptr_t, omp_low_lat_mem_alloc);
3448  }
3449  } else if (__kmp_match_str("omp_cgroup_mem_alloc", scan, &next)) {
3450  SKIP_WS(next);
3451  if (is_memalloc) {
3452  KMP_WARNING(OmpNoAllocator, "omp_cgroup_mem_alloc");
3453  } else {
3454  traits[count].key = omp_atk_fb_data;
3455  traits[count].value = RCAST(omp_uintptr_t, omp_cgroup_mem_alloc);
3456  }
3457  } else if (__kmp_match_str("omp_pteam_mem_alloc", scan, &next)) {
3458  SKIP_WS(next);
3459  if (is_memalloc) {
3460  KMP_WARNING(OmpNoAllocator, "omp_pteam_mem_alloc");
3461  } else {
3462  traits[count].key = omp_atk_fb_data;
3463  traits[count].value = RCAST(omp_uintptr_t, omp_pteam_mem_alloc);
3464  }
3465  } else if (__kmp_match_str("omp_thread_mem_alloc", scan, &next)) {
3466  SKIP_WS(next);
3467  if (is_memalloc) {
3468  KMP_WARNING(OmpNoAllocator, "omp_thread_mem_alloc");
3469  } else {
3470  traits[count].key = omp_atk_fb_data;
3471  traits[count].value = RCAST(omp_uintptr_t, omp_thread_mem_alloc);
3472  }
3473  } else {
3474  if (!is_memalloc) {
3475  SET_KEY();
3476  SKIP_PAIR(key);
3477  continue;
3478  }
3479  }
3480  if (is_memalloc) {
3481  __kmp_def_allocator = omp_default_mem_alloc;
3482  if (next == buf || *next != '\0') {
3483  // either no match or extra symbols present after the matched token
3484  KMP_WARNING(StgInvalidValue, name, value);
3485  }
3486  return;
3487  } else {
3488  ++count;
3489  if (count == ntraits)
3490  break;
3491  GET_NEXT(',');
3492  }
3493  } else { // memspace
3494  if (!is_memspace) {
3495  if (__kmp_match_str("omp_default_mem_space", scan, &next)) {
3496  SKIP_WS(next);
3497  ms = omp_default_mem_space;
3498  } else if (__kmp_match_str("omp_large_cap_mem_space", scan, &next)) {
3499  SKIP_WS(next);
3500  ms = omp_large_cap_mem_space;
3501  } else if (__kmp_match_str("omp_const_mem_space", scan, &next)) {
3502  SKIP_WS(next);
3503  ms = omp_const_mem_space;
3504  } else if (__kmp_match_str("omp_high_bw_mem_space", scan, &next)) {
3505  SKIP_WS(next);
3506  ms = omp_high_bw_mem_space;
3507  } else if (__kmp_match_str("omp_low_lat_mem_space", scan, &next)) {
3508  SKIP_WS(next);
3509  ms = omp_low_lat_mem_space;
3510  } else {
3511  __kmp_def_allocator = omp_default_mem_alloc;
3512  if (next == buf || *next != '\0') {
3513  // either no match or extra symbols present after the matched token
3514  KMP_WARNING(StgInvalidValue, name, value);
3515  }
3516  return;
3517  }
3518  is_memspace = true;
3519  }
3520  if (delim) { // traits
3521  GET_NEXT(':');
3522  start = scan;
3523  if (__kmp_match_str("sync_hint", scan, &next)) {
3524  GET_NEXT('=');
3525  traits[count].key = omp_atk_sync_hint;
3526  if (__kmp_match_str("contended", scan, &next)) {
3527  traits[count].value = omp_atv_contended;
3528  } else if (__kmp_match_str("uncontended", scan, &next)) {
3529  traits[count].value = omp_atv_uncontended;
3530  } else if (__kmp_match_str("serialized", scan, &next)) {
3531  traits[count].value = omp_atv_serialized;
3532  } else if (__kmp_match_str("private", scan, &next)) {
3533  traits[count].value = omp_atv_private;
3534  } else {
3535  SET_KEY();
3536  SKIP_PAIR(key);
3537  continue;
3538  }
3539  } else if (__kmp_match_str("alignment", scan, &next)) {
3540  GET_NEXT('=');
3541  if (!isdigit(*next)) {
3542  SET_KEY();
3543  SKIP_PAIR(key);
3544  continue;
3545  }
3546  SKIP_DIGITS(next);
3547  int n = __kmp_str_to_int(scan, ',');
3548  if (n < 0 || !IS_POWER_OF_TWO(n)) {
3549  SET_KEY();
3550  SKIP_PAIR(key);
3551  continue;
3552  }
3553  traits[count].key = omp_atk_alignment;
3554  traits[count].value = n;
3555  } else if (__kmp_match_str("access", scan, &next)) {
3556  GET_NEXT('=');
3557  traits[count].key = omp_atk_access;
3558  if (__kmp_match_str("all", scan, &next)) {
3559  traits[count].value = omp_atv_all;
3560  } else if (__kmp_match_str("cgroup", scan, &next)) {
3561  traits[count].value = omp_atv_cgroup;
3562  } else if (__kmp_match_str("pteam", scan, &next)) {
3563  traits[count].value = omp_atv_pteam;
3564  } else if (__kmp_match_str("thread", scan, &next)) {
3565  traits[count].value = omp_atv_thread;
3566  } else {
3567  SET_KEY();
3568  SKIP_PAIR(key);
3569  continue;
3570  }
3571  } else if (__kmp_match_str("pool_size", scan, &next)) {
3572  GET_NEXT('=');
3573  if (!isdigit(*next)) {
3574  SET_KEY();
3575  SKIP_PAIR(key);
3576  continue;
3577  }
3578  SKIP_DIGITS(next);
3579  int n = __kmp_str_to_int(scan, ',');
3580  if (n < 0) {
3581  SET_KEY();
3582  SKIP_PAIR(key);
3583  continue;
3584  }
3585  traits[count].key = omp_atk_pool_size;
3586  traits[count].value = n;
3587  } else if (__kmp_match_str("fallback", scan, &next)) {
3588  GET_NEXT('=');
3589  traits[count].key = omp_atk_fallback;
3590  if (__kmp_match_str("default_mem_fb", scan, &next)) {
3591  traits[count].value = omp_atv_default_mem_fb;
3592  } else if (__kmp_match_str("null_fb", scan, &next)) {
3593  traits[count].value = omp_atv_null_fb;
3594  } else if (__kmp_match_str("abort_fb", scan, &next)) {
3595  traits[count].value = omp_atv_abort_fb;
3596  } else if (__kmp_match_str("allocator_fb", scan, &next)) {
3597  traits[count].value = omp_atv_allocator_fb;
3598  } else {
3599  SET_KEY();
3600  SKIP_PAIR(key);
3601  continue;
3602  }
3603  } else if (__kmp_match_str("pinned", scan, &next)) {
3604  GET_NEXT('=');
3605  traits[count].key = omp_atk_pinned;
3606  if (__kmp_str_match_true(next)) {
3607  traits[count].value = omp_atv_true;
3608  } else if (__kmp_str_match_false(next)) {
3609  traits[count].value = omp_atv_false;
3610  } else {
3611  SET_KEY();
3612  SKIP_PAIR(key);
3613  continue;
3614  }
3615  } else if (__kmp_match_str("partition", scan, &next)) {
3616  GET_NEXT('=');
3617  traits[count].key = omp_atk_partition;
3618  if (__kmp_match_str("environment", scan, &next)) {
3619  traits[count].value = omp_atv_environment;
3620  } else if (__kmp_match_str("nearest", scan, &next)) {
3621  traits[count].value = omp_atv_nearest;
3622  } else if (__kmp_match_str("blocked", scan, &next)) {
3623  traits[count].value = omp_atv_blocked;
3624  } else if (__kmp_match_str("interleaved", scan, &next)) {
3625  traits[count].value = omp_atv_interleaved;
3626  } else {
3627  SET_KEY();
3628  SKIP_PAIR(key);
3629  continue;
3630  }
3631  } else {
3632  SET_KEY();
3633  SKIP_PAIR(key);
3634  continue;
3635  }
3636  SKIP_WS(next);
3637  ++count;
3638  if (count == ntraits)
3639  break;
3640  GET_NEXT(',');
3641  } // traits
3642  } // memspace
3643  } // while
3644  al = __kmpc_init_allocator(__kmp_get_gtid(), ms, ntraits, traits);
3645  __kmp_def_allocator = (al == omp_null_allocator) ? omp_default_mem_alloc : al;
3646 }
3647 
3648 static void __kmp_stg_print_allocator(kmp_str_buf_t *buffer, char const *name,
3649  void *data) {
3650  if (__kmp_def_allocator == omp_default_mem_alloc) {
3651  __kmp_stg_print_str(buffer, name, "omp_default_mem_alloc");
3652  } else if (__kmp_def_allocator == omp_high_bw_mem_alloc) {
3653  __kmp_stg_print_str(buffer, name, "omp_high_bw_mem_alloc");
3654  } else if (__kmp_def_allocator == omp_large_cap_mem_alloc) {
3655  __kmp_stg_print_str(buffer, name, "omp_large_cap_mem_alloc");
3656  } else if (__kmp_def_allocator == omp_const_mem_alloc) {
3657  __kmp_stg_print_str(buffer, name, "omp_const_mem_alloc");
3658  } else if (__kmp_def_allocator == omp_low_lat_mem_alloc) {
3659  __kmp_stg_print_str(buffer, name, "omp_low_lat_mem_alloc");
3660  } else if (__kmp_def_allocator == omp_cgroup_mem_alloc) {
3661  __kmp_stg_print_str(buffer, name, "omp_cgroup_mem_alloc");
3662  } else if (__kmp_def_allocator == omp_pteam_mem_alloc) {
3663  __kmp_stg_print_str(buffer, name, "omp_pteam_mem_alloc");
3664  } else if (__kmp_def_allocator == omp_thread_mem_alloc) {
3665  __kmp_stg_print_str(buffer, name, "omp_thread_mem_alloc");
3666  }
3667 }
3668 
3669 // -----------------------------------------------------------------------------
3670 // OMP_DYNAMIC
3671 
3672 static void __kmp_stg_parse_omp_dynamic(char const *name, char const *value,
3673  void *data) {
3674  __kmp_stg_parse_bool(name, value, &(__kmp_global.g.g_dynamic));
3675 } // __kmp_stg_parse_omp_dynamic
3676 
3677 static void __kmp_stg_print_omp_dynamic(kmp_str_buf_t *buffer, char const *name,
3678  void *data) {
3679  __kmp_stg_print_bool(buffer, name, __kmp_global.g.g_dynamic);
3680 } // __kmp_stg_print_omp_dynamic
3681 
3682 static void __kmp_stg_parse_kmp_dynamic_mode(char const *name,
3683  char const *value, void *data) {
3684  if (TCR_4(__kmp_init_parallel)) {
3685  KMP_WARNING(EnvParallelWarn, name);
3686  __kmp_env_toPrint(name, 0);
3687  return;
3688  }
3689 #ifdef USE_LOAD_BALANCE
3690  else if (__kmp_str_match("load balance", 2, value) ||
3691  __kmp_str_match("load_balance", 2, value) ||
3692  __kmp_str_match("load-balance", 2, value) ||
3693  __kmp_str_match("loadbalance", 2, value) ||
3694  __kmp_str_match("balance", 1, value)) {
3695  __kmp_global.g.g_dynamic_mode = dynamic_load_balance;
3696  }
3697 #endif /* USE_LOAD_BALANCE */
3698  else if (__kmp_str_match("thread limit", 1, value) ||
3699  __kmp_str_match("thread_limit", 1, value) ||
3700  __kmp_str_match("thread-limit", 1, value) ||
3701  __kmp_str_match("threadlimit", 1, value) ||
3702  __kmp_str_match("limit", 2, value)) {
3703  __kmp_global.g.g_dynamic_mode = dynamic_thread_limit;
3704  } else if (__kmp_str_match("random", 1, value)) {
3705  __kmp_global.g.g_dynamic_mode = dynamic_random;
3706  } else {
3707  KMP_WARNING(StgInvalidValue, name, value);
3708  }
3709 } //__kmp_stg_parse_kmp_dynamic_mode
3710 
3711 static void __kmp_stg_print_kmp_dynamic_mode(kmp_str_buf_t *buffer,
3712  char const *name, void *data) {
3713 #if KMP_DEBUG
3714  if (__kmp_global.g.g_dynamic_mode == dynamic_default) {
3715  __kmp_str_buf_print(buffer, " %s: %s \n", name, KMP_I18N_STR(NotDefined));
3716  }
3717 #ifdef USE_LOAD_BALANCE
3718  else if (__kmp_global.g.g_dynamic_mode == dynamic_load_balance) {
3719  __kmp_stg_print_str(buffer, name, "load balance");
3720  }
3721 #endif /* USE_LOAD_BALANCE */
3722  else if (__kmp_global.g.g_dynamic_mode == dynamic_thread_limit) {
3723  __kmp_stg_print_str(buffer, name, "thread limit");
3724  } else if (__kmp_global.g.g_dynamic_mode == dynamic_random) {
3725  __kmp_stg_print_str(buffer, name, "random");
3726  } else {
3727  KMP_ASSERT(0);
3728  }
3729 #endif /* KMP_DEBUG */
3730 } // __kmp_stg_print_kmp_dynamic_mode
3731 
3732 #ifdef USE_LOAD_BALANCE
3733 
3734 // -----------------------------------------------------------------------------
3735 // KMP_LOAD_BALANCE_INTERVAL
3736 
3737 static void __kmp_stg_parse_ld_balance_interval(char const *name,
3738  char const *value, void *data) {
3739  double interval = __kmp_convert_to_double(value);
3740  if (interval >= 0) {
3741  __kmp_load_balance_interval = interval;
3742  } else {
3743  KMP_WARNING(StgInvalidValue, name, value);
3744  }
3745 } // __kmp_stg_parse_load_balance_interval
3746 
3747 static void __kmp_stg_print_ld_balance_interval(kmp_str_buf_t *buffer,
3748  char const *name, void *data) {
3749 #if KMP_DEBUG
3750  __kmp_str_buf_print(buffer, " %s=%8.6f\n", name,
3751  __kmp_load_balance_interval);
3752 #endif /* KMP_DEBUG */
3753 } // __kmp_stg_print_load_balance_interval
3754 
3755 #endif /* USE_LOAD_BALANCE */
3756 
3757 // -----------------------------------------------------------------------------
3758 // KMP_INIT_AT_FORK
3759 
3760 static void __kmp_stg_parse_init_at_fork(char const *name, char const *value,
3761  void *data) {
3762  __kmp_stg_parse_bool(name, value, &__kmp_need_register_atfork);
3763  if (__kmp_need_register_atfork) {
3764  __kmp_need_register_atfork_specified = TRUE;
3765  }
3766 } // __kmp_stg_parse_init_at_fork
3767 
3768 static void __kmp_stg_print_init_at_fork(kmp_str_buf_t *buffer,
3769  char const *name, void *data) {
3770  __kmp_stg_print_bool(buffer, name, __kmp_need_register_atfork_specified);
3771 } // __kmp_stg_print_init_at_fork
3772 
3773 // -----------------------------------------------------------------------------
3774 // KMP_SCHEDULE
3775 
3776 static void __kmp_stg_parse_schedule(char const *name, char const *value,
3777  void *data) {
3778 
3779  if (value != NULL) {
3780  size_t length = KMP_STRLEN(value);
3781  if (length > INT_MAX) {
3782  KMP_WARNING(LongValue, name);
3783  } else {
3784  const char *semicolon;
3785  if (value[length - 1] == '"' || value[length - 1] == '\'')
3786  KMP_WARNING(UnbalancedQuotes, name);
3787  do {
3788  char sentinel;
3789 
3790  semicolon = strchr(value, ';');
3791  if (*value && semicolon != value) {
3792  const char *comma = strchr(value, ',');
3793 
3794  if (comma) {
3795  ++comma;
3796  sentinel = ',';
3797  } else
3798  sentinel = ';';
3799  if (!__kmp_strcasecmp_with_sentinel("static", value, sentinel)) {
3800  if (!__kmp_strcasecmp_with_sentinel("greedy", comma, ';')) {
3801  __kmp_static = kmp_sch_static_greedy;
3802  continue;
3803  } else if (!__kmp_strcasecmp_with_sentinel("balanced", comma,
3804  ';')) {
3805  __kmp_static = kmp_sch_static_balanced;
3806  continue;
3807  }
3808  } else if (!__kmp_strcasecmp_with_sentinel("guided", value,
3809  sentinel)) {
3810  if (!__kmp_strcasecmp_with_sentinel("iterative", comma, ';')) {
3811  __kmp_guided = kmp_sch_guided_iterative_chunked;
3812  continue;
3813  } else if (!__kmp_strcasecmp_with_sentinel("analytical", comma,
3814  ';')) {
3815  /* analytical not allowed for too many threads */
3816  __kmp_guided = kmp_sch_guided_analytical_chunked;
3817  continue;
3818  }
3819  }
3820  KMP_WARNING(InvalidClause, name, value);
3821  } else
3822  KMP_WARNING(EmptyClause, name);
3823  } while ((value = semicolon ? semicolon + 1 : NULL));
3824  }
3825  }
3826 
3827 } // __kmp_stg_parse__schedule
3828 
3829 static void __kmp_stg_print_schedule(kmp_str_buf_t *buffer, char const *name,
3830  void *data) {
3831  if (__kmp_env_format) {
3832  KMP_STR_BUF_PRINT_NAME_EX(name);
3833  } else {
3834  __kmp_str_buf_print(buffer, " %s='", name);
3835  }
3836  if (__kmp_static == kmp_sch_static_greedy) {
3837  __kmp_str_buf_print(buffer, "%s", "static,greedy");
3838  } else if (__kmp_static == kmp_sch_static_balanced) {
3839  __kmp_str_buf_print(buffer, "%s", "static,balanced");
3840  }
3841  if (__kmp_guided == kmp_sch_guided_iterative_chunked) {
3842  __kmp_str_buf_print(buffer, ";%s'\n", "guided,iterative");
3843  } else if (__kmp_guided == kmp_sch_guided_analytical_chunked) {
3844  __kmp_str_buf_print(buffer, ";%s'\n", "guided,analytical");
3845  }
3846 } // __kmp_stg_print_schedule
3847 
3848 // -----------------------------------------------------------------------------
3849 // OMP_SCHEDULE
3850 
3851 static inline void __kmp_omp_schedule_restore() {
3852 #if KMP_USE_HIER_SCHED
3853  __kmp_hier_scheds.deallocate();
3854 #endif
3855  __kmp_chunk = 0;
3856  __kmp_sched = kmp_sch_default;
3857 }
3858 
3859 // if parse_hier = true:
3860 // Parse [HW,][modifier:]kind[,chunk]
3861 // else:
3862 // Parse [modifier:]kind[,chunk]
3863 static const char *__kmp_parse_single_omp_schedule(const char *name,
3864  const char *value,
3865  bool parse_hier = false) {
3866  /* get the specified scheduling style */
3867  const char *ptr = value;
3868  const char *delim;
3869  int chunk = 0;
3870  enum sched_type sched = kmp_sch_default;
3871  if (*ptr == '\0')
3872  return NULL;
3873  delim = ptr;
3874  while (*delim != ',' && *delim != ':' && *delim != '\0')
3875  delim++;
3876 #if KMP_USE_HIER_SCHED
3877  kmp_hier_layer_e layer = kmp_hier_layer_e::LAYER_THREAD;
3878  if (parse_hier) {
3879  if (*delim == ',') {
3880  if (!__kmp_strcasecmp_with_sentinel("L1", ptr, ',')) {
3881  layer = kmp_hier_layer_e::LAYER_L1;
3882  } else if (!__kmp_strcasecmp_with_sentinel("L2", ptr, ',')) {
3883  layer = kmp_hier_layer_e::LAYER_L2;
3884  } else if (!__kmp_strcasecmp_with_sentinel("L3", ptr, ',')) {
3885  layer = kmp_hier_layer_e::LAYER_L3;
3886  } else if (!__kmp_strcasecmp_with_sentinel("NUMA", ptr, ',')) {
3887  layer = kmp_hier_layer_e::LAYER_NUMA;
3888  }
3889  }
3890  if (layer != kmp_hier_layer_e::LAYER_THREAD && *delim != ',') {
3891  // If there is no comma after the layer, then this schedule is invalid
3892  KMP_WARNING(StgInvalidValue, name, value);
3893  __kmp_omp_schedule_restore();
3894  return NULL;
3895  } else if (layer != kmp_hier_layer_e::LAYER_THREAD) {
3896  ptr = ++delim;
3897  while (*delim != ',' && *delim != ':' && *delim != '\0')
3898  delim++;
3899  }
3900  }
3901 #endif // KMP_USE_HIER_SCHED
3902  // Read in schedule modifier if specified
3903  enum sched_type sched_modifier = (enum sched_type)0;
3904  if (*delim == ':') {
3905  if (!__kmp_strcasecmp_with_sentinel("monotonic", ptr, *delim)) {
3906  sched_modifier = sched_type::kmp_sch_modifier_monotonic;
3907  ptr = ++delim;
3908  while (*delim != ',' && *delim != ':' && *delim != '\0')
3909  delim++;
3910  } else if (!__kmp_strcasecmp_with_sentinel("nonmonotonic", ptr, *delim)) {
3912  ptr = ++delim;
3913  while (*delim != ',' && *delim != ':' && *delim != '\0')
3914  delim++;
3915  } else if (!parse_hier) {
3916  // If there is no proper schedule modifier, then this schedule is invalid
3917  KMP_WARNING(StgInvalidValue, name, value);
3918  __kmp_omp_schedule_restore();
3919  return NULL;
3920  }
3921  }
3922  // Read in schedule kind (required)
3923  if (!__kmp_strcasecmp_with_sentinel("dynamic", ptr, *delim))
3924  sched = kmp_sch_dynamic_chunked;
3925  else if (!__kmp_strcasecmp_with_sentinel("guided", ptr, *delim))
3926  sched = kmp_sch_guided_chunked;
3927  // AC: TODO: probably remove TRAPEZOIDAL (OMP 3.0 does not allow it)
3928  else if (!__kmp_strcasecmp_with_sentinel("auto", ptr, *delim))
3929  sched = kmp_sch_auto;
3930  else if (!__kmp_strcasecmp_with_sentinel("trapezoidal", ptr, *delim))
3931  sched = kmp_sch_trapezoidal;
3932  else if (!__kmp_strcasecmp_with_sentinel("static", ptr, *delim))
3933  sched = kmp_sch_static;
3934 #if KMP_STATIC_STEAL_ENABLED
3935  else if (!__kmp_strcasecmp_with_sentinel("static_steal", ptr, *delim))
3936  sched = kmp_sch_static_steal;
3937 #endif
3938  else {
3939  // If there is no proper schedule kind, then this schedule is invalid
3940  KMP_WARNING(StgInvalidValue, name, value);
3941  __kmp_omp_schedule_restore();
3942  return NULL;
3943  }
3944 
3945  // Read in schedule chunk size if specified
3946  if (*delim == ',') {
3947  ptr = delim + 1;
3948  SKIP_WS(ptr);
3949  if (!isdigit(*ptr)) {
3950  // If there is no chunk after comma, then this schedule is invalid
3951  KMP_WARNING(StgInvalidValue, name, value);
3952  __kmp_omp_schedule_restore();
3953  return NULL;
3954  }
3955  SKIP_DIGITS(ptr);
3956  // auto schedule should not specify chunk size
3957  if (sched == kmp_sch_auto) {
3958  __kmp_msg(kmp_ms_warning, KMP_MSG(IgnoreChunk, name, delim),
3959  __kmp_msg_null);
3960  } else {
3961  if (sched == kmp_sch_static)
3962  sched = kmp_sch_static_chunked;
3963  chunk = __kmp_str_to_int(delim + 1, *ptr);
3964  if (chunk < 1) {
3965  chunk = KMP_DEFAULT_CHUNK;
3966  __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidChunk, name, delim),
3967  __kmp_msg_null);
3968  KMP_INFORM(Using_int_Value, name, __kmp_chunk);
3969  // AC: next block commented out until KMP_DEFAULT_CHUNK != KMP_MIN_CHUNK
3970  // (to improve code coverage :)
3971  // The default chunk size is 1 according to standard, thus making
3972  // KMP_MIN_CHUNK not 1 we would introduce mess:
3973  // wrong chunk becomes 1, but it will be impossible to explicitly set
3974  // to 1 because it becomes KMP_MIN_CHUNK...
3975  // } else if ( chunk < KMP_MIN_CHUNK ) {
3976  // chunk = KMP_MIN_CHUNK;
3977  } else if (chunk > KMP_MAX_CHUNK) {
3978  chunk = KMP_MAX_CHUNK;
3979  __kmp_msg(kmp_ms_warning, KMP_MSG(LargeChunk, name, delim),
3980  __kmp_msg_null);
3981  KMP_INFORM(Using_int_Value, name, chunk);
3982  }
3983  }
3984  } else {
3985  ptr = delim;
3986  }
3987 
3988  SCHEDULE_SET_MODIFIERS(sched, sched_modifier);
3989 
3990 #if KMP_USE_HIER_SCHED
3991  if (layer != kmp_hier_layer_e::LAYER_THREAD) {
3992  __kmp_hier_scheds.append(sched, chunk, layer);
3993  } else
3994 #endif
3995  {
3996  __kmp_chunk = chunk;
3997  __kmp_sched = sched;
3998  }
3999  return ptr;
4000 }
4001 
4002 static void __kmp_stg_parse_omp_schedule(char const *name, char const *value,
4003  void *data) {
4004  size_t length;
4005  const char *ptr = value;
4006  SKIP_WS(ptr);
4007  if (value) {
4008  length = KMP_STRLEN(value);
4009  if (length) {
4010  if (value[length - 1] == '"' || value[length - 1] == '\'')
4011  KMP_WARNING(UnbalancedQuotes, name);
4012 /* get the specified scheduling style */
4013 #if KMP_USE_HIER_SCHED
4014  if (!__kmp_strcasecmp_with_sentinel("EXPERIMENTAL", ptr, ' ')) {
4015  SKIP_TOKEN(ptr);
4016  SKIP_WS(ptr);
4017  while ((ptr = __kmp_parse_single_omp_schedule(name, ptr, true))) {
4018  while (*ptr == ' ' || *ptr == '\t' || *ptr == ':')
4019  ptr++;
4020  if (*ptr == '\0')
4021  break;
4022  }
4023  } else
4024 #endif
4025  __kmp_parse_single_omp_schedule(name, ptr);
4026  } else
4027  KMP_WARNING(EmptyString, name);
4028  }
4029 #if KMP_USE_HIER_SCHED
4030  __kmp_hier_scheds.sort();
4031 #endif
4032  K_DIAG(1, ("__kmp_static == %d\n", __kmp_static))
4033  K_DIAG(1, ("__kmp_guided == %d\n", __kmp_guided))
4034  K_DIAG(1, ("__kmp_sched == %d\n", __kmp_sched))
4035  K_DIAG(1, ("__kmp_chunk == %d\n", __kmp_chunk))
4036 } // __kmp_stg_parse_omp_schedule
4037 
4038 static void __kmp_stg_print_omp_schedule(kmp_str_buf_t *buffer,
4039  char const *name, void *data) {
4040  if (__kmp_env_format) {
4041  KMP_STR_BUF_PRINT_NAME_EX(name);
4042  } else {
4043  __kmp_str_buf_print(buffer, " %s='", name);
4044  }
4045  enum sched_type sched = SCHEDULE_WITHOUT_MODIFIERS(__kmp_sched);
4046  if (SCHEDULE_HAS_MONOTONIC(__kmp_sched)) {
4047  __kmp_str_buf_print(buffer, "monotonic:");
4048  } else if (SCHEDULE_HAS_NONMONOTONIC(__kmp_sched)) {
4049  __kmp_str_buf_print(buffer, "nonmonotonic:");
4050  }
4051  if (__kmp_chunk) {
4052  switch (sched) {
4053  case kmp_sch_dynamic_chunked:
4054  __kmp_str_buf_print(buffer, "%s,%d'\n", "dynamic", __kmp_chunk);
4055  break;
4056  case kmp_sch_guided_iterative_chunked:
4057  case kmp_sch_guided_analytical_chunked:
4058  __kmp_str_buf_print(buffer, "%s,%d'\n", "guided", __kmp_chunk);
4059  break;
4060  case kmp_sch_trapezoidal:
4061  __kmp_str_buf_print(buffer, "%s,%d'\n", "trapezoidal", __kmp_chunk);
4062  break;
4063  case kmp_sch_static:
4064  case kmp_sch_static_chunked:
4065  case kmp_sch_static_balanced:
4066  case kmp_sch_static_greedy:
4067  __kmp_str_buf_print(buffer, "%s,%d'\n", "static", __kmp_chunk);
4068  break;
4069  case kmp_sch_static_steal:
4070  __kmp_str_buf_print(buffer, "%s,%d'\n", "static_steal", __kmp_chunk);
4071  break;
4072  case kmp_sch_auto:
4073  __kmp_str_buf_print(buffer, "%s,%d'\n", "auto", __kmp_chunk);
4074  break;
4075  }
4076  } else {
4077  switch (sched) {
4078  case kmp_sch_dynamic_chunked:
4079  __kmp_str_buf_print(buffer, "%s'\n", "dynamic");
4080  break;
4081  case kmp_sch_guided_iterative_chunked:
4082  case kmp_sch_guided_analytical_chunked:
4083  __kmp_str_buf_print(buffer, "%s'\n", "guided");
4084  break;
4085  case kmp_sch_trapezoidal:
4086  __kmp_str_buf_print(buffer, "%s'\n", "trapezoidal");
4087  break;
4088  case kmp_sch_static:
4089  case kmp_sch_static_chunked:
4090  case kmp_sch_static_balanced:
4091  case kmp_sch_static_greedy:
4092  __kmp_str_buf_print(buffer, "%s'\n", "static");
4093  break;
4094  case kmp_sch_static_steal:
4095  __kmp_str_buf_print(buffer, "%s'\n", "static_steal");
4096  break;
4097  case kmp_sch_auto:
4098  __kmp_str_buf_print(buffer, "%s'\n", "auto");
4099  break;
4100  }
4101  }
4102 } // __kmp_stg_print_omp_schedule
4103 
4104 #if KMP_USE_HIER_SCHED
4105 // -----------------------------------------------------------------------------
4106 // KMP_DISP_HAND_THREAD
4107 static void __kmp_stg_parse_kmp_hand_thread(char const *name, char const *value,
4108  void *data) {
4109  __kmp_stg_parse_bool(name, value, &(__kmp_dispatch_hand_threading));
4110 } // __kmp_stg_parse_kmp_hand_thread
4111 
4112 static void __kmp_stg_print_kmp_hand_thread(kmp_str_buf_t *buffer,
4113  char const *name, void *data) {
4114  __kmp_stg_print_bool(buffer, name, __kmp_dispatch_hand_threading);
4115 } // __kmp_stg_print_kmp_hand_thread
4116 #endif
4117 
4118 // -----------------------------------------------------------------------------
4119 // KMP_ATOMIC_MODE
4120 
4121 static void __kmp_stg_parse_atomic_mode(char const *name, char const *value,
4122  void *data) {
4123  // Modes: 0 -- do not change default; 1 -- Intel perf mode, 2 -- GOMP
4124  // compatibility mode.
4125  int mode = 0;
4126  int max = 1;
4127 #ifdef KMP_GOMP_COMPAT
4128  max = 2;
4129 #endif /* KMP_GOMP_COMPAT */
4130  __kmp_stg_parse_int(name, value, 0, max, &mode);
4131  // TODO; parse_int is not very suitable for this case. In case of overflow it
4132  // is better to use
4133  // 0 rather that max value.
4134  if (mode > 0) {
4135  __kmp_atomic_mode = mode;
4136  }
4137 } // __kmp_stg_parse_atomic_mode
4138 
4139 static void __kmp_stg_print_atomic_mode(kmp_str_buf_t *buffer, char const *name,
4140  void *data) {
4141  __kmp_stg_print_int(buffer, name, __kmp_atomic_mode);
4142 } // __kmp_stg_print_atomic_mode
4143 
4144 // -----------------------------------------------------------------------------
4145 // KMP_CONSISTENCY_CHECK
4146 
4147 static void __kmp_stg_parse_consistency_check(char const *name,
4148  char const *value, void *data) {
4149  if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
4150  // Note, this will not work from kmp_set_defaults because th_cons stack was
4151  // not allocated
4152  // for existed thread(s) thus the first __kmp_push_<construct> will break
4153  // with assertion.
4154  // TODO: allocate th_cons if called from kmp_set_defaults.
4155  __kmp_env_consistency_check = TRUE;
4156  } else if (!__kmp_strcasecmp_with_sentinel("none", value, 0)) {
4157  __kmp_env_consistency_check = FALSE;
4158  } else {
4159  KMP_WARNING(StgInvalidValue, name, value);
4160  }
4161 } // __kmp_stg_parse_consistency_check
4162 
4163 static void __kmp_stg_print_consistency_check(kmp_str_buf_t *buffer,
4164  char const *name, void *data) {
4165 #if KMP_DEBUG
4166  const char *value = NULL;
4167 
4168  if (__kmp_env_consistency_check) {
4169  value = "all";
4170  } else {
4171  value = "none";
4172  }
4173 
4174  if (value != NULL) {
4175  __kmp_stg_print_str(buffer, name, value);
4176  }
4177 #endif /* KMP_DEBUG */
4178 } // __kmp_stg_print_consistency_check
4179 
4180 #if USE_ITT_BUILD
4181 // -----------------------------------------------------------------------------
4182 // KMP_ITT_PREPARE_DELAY
4183 
4184 #if USE_ITT_NOTIFY
4185 
4186 static void __kmp_stg_parse_itt_prepare_delay(char const *name,
4187  char const *value, void *data) {
4188  // Experimental code: KMP_ITT_PREPARE_DELAY specifies numbert of loop
4189  // iterations.
4190  int delay = 0;
4191  __kmp_stg_parse_int(name, value, 0, INT_MAX, &delay);
4192  __kmp_itt_prepare_delay = delay;
4193 } // __kmp_str_parse_itt_prepare_delay
4194 
4195 static void __kmp_stg_print_itt_prepare_delay(kmp_str_buf_t *buffer,
4196  char const *name, void *data) {
4197  __kmp_stg_print_uint64(buffer, name, __kmp_itt_prepare_delay);
4198 
4199 } // __kmp_str_print_itt_prepare_delay
4200 
4201 #endif // USE_ITT_NOTIFY
4202 #endif /* USE_ITT_BUILD */
4203 
4204 // -----------------------------------------------------------------------------
4205 // KMP_MALLOC_POOL_INCR
4206 
4207 static void __kmp_stg_parse_malloc_pool_incr(char const *name,
4208  char const *value, void *data) {
4209  __kmp_stg_parse_size(name, value, KMP_MIN_MALLOC_POOL_INCR,
4210  KMP_MAX_MALLOC_POOL_INCR, NULL, &__kmp_malloc_pool_incr,
4211  1);
4212 } // __kmp_stg_parse_malloc_pool_incr
4213 
4214 static void __kmp_stg_print_malloc_pool_incr(kmp_str_buf_t *buffer,
4215  char const *name, void *data) {
4216  __kmp_stg_print_size(buffer, name, __kmp_malloc_pool_incr);
4217 
4218 } // _kmp_stg_print_malloc_pool_incr
4219 
4220 #ifdef KMP_DEBUG
4221 
4222 // -----------------------------------------------------------------------------
4223 // KMP_PAR_RANGE
4224 
4225 static void __kmp_stg_parse_par_range_env(char const *name, char const *value,
4226  void *data) {
4227  __kmp_stg_parse_par_range(name, value, &__kmp_par_range,
4228  __kmp_par_range_routine, __kmp_par_range_filename,
4229  &__kmp_par_range_lb, &__kmp_par_range_ub);
4230 } // __kmp_stg_parse_par_range_env
4231 
4232 static void __kmp_stg_print_par_range_env(kmp_str_buf_t *buffer,
4233  char const *name, void *data) {
4234  if (__kmp_par_range != 0) {
4235  __kmp_stg_print_str(buffer, name, par_range_to_print);
4236  }
4237 } // __kmp_stg_print_par_range_env
4238 
4239 #endif
4240 
4241 // -----------------------------------------------------------------------------
4242 // KMP_GTID_MODE
4243 
4244 static void __kmp_stg_parse_gtid_mode(char const *name, char const *value,
4245  void *data) {
4246  // Modes:
4247  // 0 -- do not change default
4248  // 1 -- sp search
4249  // 2 -- use "keyed" TLS var, i.e.
4250  // pthread_getspecific(Linux* OS/OS X*) or TlsGetValue(Windows* OS)
4251  // 3 -- __declspec(thread) TLS var in tdata section
4252  int mode = 0;
4253  int max = 2;
4254 #ifdef KMP_TDATA_GTID
4255  max = 3;
4256 #endif /* KMP_TDATA_GTID */
4257  __kmp_stg_parse_int(name, value, 0, max, &mode);
4258  // TODO; parse_int is not very suitable for this case. In case of overflow it
4259  // is better to use 0 rather that max value.
4260  if (mode == 0) {
4261  __kmp_adjust_gtid_mode = TRUE;
4262  } else {
4263  __kmp_gtid_mode = mode;
4264  __kmp_adjust_gtid_mode = FALSE;
4265  }
4266 } // __kmp_str_parse_gtid_mode
4267 
4268 static void __kmp_stg_print_gtid_mode(kmp_str_buf_t *buffer, char const *name,
4269  void *data) {
4270  if (__kmp_adjust_gtid_mode) {
4271  __kmp_stg_print_int(buffer, name, 0);
4272  } else {
4273  __kmp_stg_print_int(buffer, name, __kmp_gtid_mode);
4274  }
4275 } // __kmp_stg_print_gtid_mode
4276 
4277 // -----------------------------------------------------------------------------
4278 // KMP_NUM_LOCKS_IN_BLOCK
4279 
4280 static void __kmp_stg_parse_lock_block(char const *name, char const *value,
4281  void *data) {
4282  __kmp_stg_parse_int(name, value, 0, KMP_INT_MAX, &__kmp_num_locks_in_block);
4283 } // __kmp_str_parse_lock_block
4284 
4285 static void __kmp_stg_print_lock_block(kmp_str_buf_t *buffer, char const *name,
4286  void *data) {
4287  __kmp_stg_print_int(buffer, name, __kmp_num_locks_in_block);
4288 } // __kmp_stg_print_lock_block
4289 
4290 // -----------------------------------------------------------------------------
4291 // KMP_LOCK_KIND
4292 
4293 #if KMP_USE_DYNAMIC_LOCK
4294 #define KMP_STORE_LOCK_SEQ(a) (__kmp_user_lock_seq = lockseq_##a)
4295 #else
4296 #define KMP_STORE_LOCK_SEQ(a)
4297 #endif
4298 
4299 static void __kmp_stg_parse_lock_kind(char const *name, char const *value,
4300  void *data) {
4301  if (__kmp_init_user_locks) {
4302  KMP_WARNING(EnvLockWarn, name);
4303  return;
4304  }
4305 
4306  if (__kmp_str_match("tas", 2, value) ||
4307  __kmp_str_match("test and set", 2, value) ||
4308  __kmp_str_match("test_and_set", 2, value) ||
4309  __kmp_str_match("test-and-set", 2, value) ||
4310  __kmp_str_match("test andset", 2, value) ||
4311  __kmp_str_match("test_andset", 2, value) ||
4312  __kmp_str_match("test-andset", 2, value) ||
4313  __kmp_str_match("testand set", 2, value) ||
4314  __kmp_str_match("testand_set", 2, value) ||
4315  __kmp_str_match("testand-set", 2, value) ||
4316  __kmp_str_match("testandset", 2, value)) {
4317  __kmp_user_lock_kind = lk_tas;
4318  KMP_STORE_LOCK_SEQ(tas);
4319  }
4320 #if KMP_USE_FUTEX
4321  else if (__kmp_str_match("futex", 1, value)) {
4322  if (__kmp_futex_determine_capable()) {
4323  __kmp_user_lock_kind = lk_futex;
4324  KMP_STORE_LOCK_SEQ(futex);
4325  } else {
4326  KMP_WARNING(FutexNotSupported, name, value);
4327  }
4328  }
4329 #endif
4330  else if (__kmp_str_match("ticket", 2, value)) {
4331  __kmp_user_lock_kind = lk_ticket;
4332  KMP_STORE_LOCK_SEQ(ticket);
4333  } else if (__kmp_str_match("queuing", 1, value) ||
4334  __kmp_str_match("queue", 1, value)) {
4335  __kmp_user_lock_kind = lk_queuing;
4336  KMP_STORE_LOCK_SEQ(queuing);
4337  } else if (__kmp_str_match("drdpa ticket", 1, value) ||
4338  __kmp_str_match("drdpa_ticket", 1, value) ||
4339  __kmp_str_match("drdpa-ticket", 1, value) ||
4340  __kmp_str_match("drdpaticket", 1, value) ||
4341  __kmp_str_match("drdpa", 1, value)) {
4342  __kmp_user_lock_kind = lk_drdpa;
4343  KMP_STORE_LOCK_SEQ(drdpa);
4344  }
4345 #if KMP_USE_ADAPTIVE_LOCKS
4346  else if (__kmp_str_match("adaptive", 1, value)) {
4347  if (__kmp_cpuinfo.rtm) { // ??? Is cpuinfo available here?
4348  __kmp_user_lock_kind = lk_adaptive;
4349  KMP_STORE_LOCK_SEQ(adaptive);
4350  } else {
4351  KMP_WARNING(AdaptiveNotSupported, name, value);
4352  __kmp_user_lock_kind = lk_queuing;
4353  KMP_STORE_LOCK_SEQ(queuing);
4354  }
4355  }
4356 #endif // KMP_USE_ADAPTIVE_LOCKS
4357 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4358  else if (__kmp_str_match("rtm_queuing", 1, value)) {
4359  if (__kmp_cpuinfo.rtm) {
4360  __kmp_user_lock_kind = lk_rtm_queuing;
4361  KMP_STORE_LOCK_SEQ(rtm_queuing);
4362  } else {
4363  KMP_WARNING(AdaptiveNotSupported, name, value);
4364  __kmp_user_lock_kind = lk_queuing;
4365  KMP_STORE_LOCK_SEQ(queuing);
4366  }
4367  } else if (__kmp_str_match("rtm_spin", 1, value)) {
4368  if (__kmp_cpuinfo.rtm) {
4369  __kmp_user_lock_kind = lk_rtm_spin;
4370  KMP_STORE_LOCK_SEQ(rtm_spin);
4371  } else {
4372  KMP_WARNING(AdaptiveNotSupported, name, value);
4373  __kmp_user_lock_kind = lk_tas;
4374  KMP_STORE_LOCK_SEQ(queuing);
4375  }
4376  } else if (__kmp_str_match("hle", 1, value)) {
4377  __kmp_user_lock_kind = lk_hle;
4378  KMP_STORE_LOCK_SEQ(hle);
4379  }
4380 #endif
4381  else {
4382  KMP_WARNING(StgInvalidValue, name, value);
4383  }
4384 }
4385 
4386 static void __kmp_stg_print_lock_kind(kmp_str_buf_t *buffer, char const *name,
4387  void *data) {
4388  const char *value = NULL;
4389 
4390  switch (__kmp_user_lock_kind) {
4391  case lk_default:
4392  value = "default";
4393  break;
4394 
4395  case lk_tas:
4396  value = "tas";
4397  break;
4398 
4399 #if KMP_USE_FUTEX
4400  case lk_futex:
4401  value = "futex";
4402  break;
4403 #endif
4404 
4405 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4406  case lk_rtm_queuing:
4407  value = "rtm_queuing";
4408  break;
4409 
4410  case lk_rtm_spin:
4411  value = "rtm_spin";
4412  break;
4413 
4414  case lk_hle:
4415  value = "hle";
4416  break;
4417 #endif
4418 
4419  case lk_ticket:
4420  value = "ticket";
4421  break;
4422 
4423  case lk_queuing:
4424  value = "queuing";
4425  break;
4426 
4427  case lk_drdpa:
4428  value = "drdpa";
4429  break;
4430 #if KMP_USE_ADAPTIVE_LOCKS
4431  case lk_adaptive:
4432  value = "adaptive";
4433  break;
4434 #endif
4435  }
4436 
4437  if (value != NULL) {
4438  __kmp_stg_print_str(buffer, name, value);
4439  }
4440 }
4441 
4442 // -----------------------------------------------------------------------------
4443 // KMP_SPIN_BACKOFF_PARAMS
4444 
4445 // KMP_SPIN_BACKOFF_PARAMS=max_backoff[,min_tick] (max backoff size, min tick
4446 // for machine pause)
4447 static void __kmp_stg_parse_spin_backoff_params(const char *name,
4448  const char *value, void *data) {
4449  const char *next = value;
4450 
4451  int total = 0; // Count elements that were set. It'll be used as an array size
4452  int prev_comma = FALSE; // For correct processing sequential commas
4453  int i;
4454 
4455  kmp_uint32 max_backoff = __kmp_spin_backoff_params.max_backoff;
4456  kmp_uint32 min_tick = __kmp_spin_backoff_params.min_tick;
4457 
4458  // Run only 3 iterations because it is enough to read two values or find a
4459  // syntax error
4460  for (i = 0; i < 3; i++) {
4461  SKIP_WS(next);
4462 
4463  if (*next == '\0') {
4464  break;
4465  }
4466  // Next character is not an integer or not a comma OR number of values > 2
4467  // => end of list
4468  if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4469  KMP_WARNING(EnvSyntaxError, name, value);
4470  return;
4471  }
4472  // The next character is ','
4473  if (*next == ',') {
4474  // ',' is the first character
4475  if (total == 0 || prev_comma) {
4476  total++;
4477  }
4478  prev_comma = TRUE;
4479  next++; // skip ','
4480  SKIP_WS(next);
4481  }
4482  // Next character is a digit
4483  if (*next >= '0' && *next <= '9') {
4484  int num;
4485  const char *buf = next;
4486  char const *msg = NULL;
4487  prev_comma = FALSE;
4488  SKIP_DIGITS(next);
4489  total++;
4490 
4491  const char *tmp = next;
4492  SKIP_WS(tmp);
4493  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4494  KMP_WARNING(EnvSpacesNotAllowed, name, value);
4495  return;
4496  }
4497 
4498  num = __kmp_str_to_int(buf, *next);
4499  if (num <= 0) { // The number of retries should be > 0
4500  msg = KMP_I18N_STR(ValueTooSmall);
4501  num = 1;
4502  } else if (num > KMP_INT_MAX) {
4503  msg = KMP_I18N_STR(ValueTooLarge);
4504  num = KMP_INT_MAX;
4505  }
4506  if (msg != NULL) {
4507  // Message is not empty. Print warning.
4508  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4509  KMP_INFORM(Using_int_Value, name, num);
4510  }
4511  if (total == 1) {
4512  max_backoff = num;
4513  } else if (total == 2) {
4514  min_tick = num;
4515  }
4516  }
4517  }
4518  KMP_DEBUG_ASSERT(total > 0);
4519  if (total <= 0) {
4520  KMP_WARNING(EnvSyntaxError, name, value);
4521  return;
4522  }
4523  __kmp_spin_backoff_params.max_backoff = max_backoff;
4524  __kmp_spin_backoff_params.min_tick = min_tick;
4525 }
4526 
4527 static void __kmp_stg_print_spin_backoff_params(kmp_str_buf_t *buffer,
4528  char const *name, void *data) {
4529  if (__kmp_env_format) {
4530  KMP_STR_BUF_PRINT_NAME_EX(name);
4531  } else {
4532  __kmp_str_buf_print(buffer, " %s='", name);
4533  }
4534  __kmp_str_buf_print(buffer, "%d,%d'\n", __kmp_spin_backoff_params.max_backoff,
4535  __kmp_spin_backoff_params.min_tick);
4536 }
4537 
4538 #if KMP_USE_ADAPTIVE_LOCKS
4539 
4540 // -----------------------------------------------------------------------------
4541 // KMP_ADAPTIVE_LOCK_PROPS, KMP_SPECULATIVE_STATSFILE
4542 
4543 // Parse out values for the tunable parameters from a string of the form
4544 // KMP_ADAPTIVE_LOCK_PROPS=max_soft_retries[,max_badness]
4545 static void __kmp_stg_parse_adaptive_lock_props(const char *name,
4546  const char *value, void *data) {
4547  int max_retries = 0;
4548  int max_badness = 0;
4549 
4550  const char *next = value;
4551 
4552  int total = 0; // Count elements that were set. It'll be used as an array size
4553  int prev_comma = FALSE; // For correct processing sequential commas
4554  int i;
4555 
4556  // Save values in the structure __kmp_speculative_backoff_params
4557  // Run only 3 iterations because it is enough to read two values or find a
4558  // syntax error
4559  for (i = 0; i < 3; i++) {
4560  SKIP_WS(next);
4561 
4562  if (*next == '\0') {
4563  break;
4564  }
4565  // Next character is not an integer or not a comma OR number of values > 2
4566  // => end of list
4567  if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4568  KMP_WARNING(EnvSyntaxError, name, value);
4569  return;
4570  }
4571  // The next character is ','
4572  if (*next == ',') {
4573  // ',' is the first character
4574  if (total == 0 || prev_comma) {
4575  total++;
4576  }
4577  prev_comma = TRUE;
4578  next++; // skip ','
4579  SKIP_WS(next);
4580  }
4581  // Next character is a digit
4582  if (*next >= '0' && *next <= '9') {
4583  int num;
4584  const char *buf = next;
4585  char const *msg = NULL;
4586  prev_comma = FALSE;
4587  SKIP_DIGITS(next);
4588  total++;
4589 
4590  const char *tmp = next;
4591  SKIP_WS(tmp);
4592  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4593  KMP_WARNING(EnvSpacesNotAllowed, name, value);
4594  return;
4595  }
4596 
4597  num = __kmp_str_to_int(buf, *next);
4598  if (num < 0) { // The number of retries should be >= 0
4599  msg = KMP_I18N_STR(ValueTooSmall);
4600  num = 1;
4601  } else if (num > KMP_INT_MAX) {
4602  msg = KMP_I18N_STR(ValueTooLarge);
4603  num = KMP_INT_MAX;
4604  }
4605  if (msg != NULL) {
4606  // Message is not empty. Print warning.
4607  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4608  KMP_INFORM(Using_int_Value, name, num);
4609  }
4610  if (total == 1) {
4611  max_retries = num;
4612  } else if (total == 2) {
4613  max_badness = num;
4614  }
4615  }
4616  }
4617  KMP_DEBUG_ASSERT(total > 0);
4618  if (total <= 0) {
4619  KMP_WARNING(EnvSyntaxError, name, value);
4620  return;
4621  }
4622  __kmp_adaptive_backoff_params.max_soft_retries = max_retries;
4623  __kmp_adaptive_backoff_params.max_badness = max_badness;
4624 }
4625 
4626 static void __kmp_stg_print_adaptive_lock_props(kmp_str_buf_t *buffer,
4627  char const *name, void *data) {
4628  if (__kmp_env_format) {
4629  KMP_STR_BUF_PRINT_NAME_EX(name);
4630  } else {
4631  __kmp_str_buf_print(buffer, " %s='", name);
4632  }
4633  __kmp_str_buf_print(buffer, "%d,%d'\n",
4634  __kmp_adaptive_backoff_params.max_soft_retries,
4635  __kmp_adaptive_backoff_params.max_badness);
4636 } // __kmp_stg_print_adaptive_lock_props
4637 
4638 #if KMP_DEBUG_ADAPTIVE_LOCKS
4639 
4640 static void __kmp_stg_parse_speculative_statsfile(char const *name,
4641  char const *value,
4642  void *data) {
4643  __kmp_stg_parse_file(name, value, "", CCAST(char**, &__kmp_speculative_statsfile));
4644 } // __kmp_stg_parse_speculative_statsfile
4645 
4646 static void __kmp_stg_print_speculative_statsfile(kmp_str_buf_t *buffer,
4647  char const *name,
4648  void *data) {
4649  if (__kmp_str_match("-", 0, __kmp_speculative_statsfile)) {
4650  __kmp_stg_print_str(buffer, name, "stdout");
4651  } else {
4652  __kmp_stg_print_str(buffer, name, __kmp_speculative_statsfile);
4653  }
4654 
4655 } // __kmp_stg_print_speculative_statsfile
4656 
4657 #endif // KMP_DEBUG_ADAPTIVE_LOCKS
4658 
4659 #endif // KMP_USE_ADAPTIVE_LOCKS
4660 
4661 // -----------------------------------------------------------------------------
4662 // KMP_HW_SUBSET (was KMP_PLACE_THREADS)
4663 
4664 // The longest observable sequence of items is
4665 // Socket-Node-Tile-Core-Thread
4666 // So, let's limit to 5 levels for now
4667 // The input string is usually short enough, let's use 512 limit for now
4668 #define MAX_T_LEVEL 5
4669 #define MAX_STR_LEN 512
4670 static void __kmp_stg_parse_hw_subset(char const *name, char const *value,
4671  void *data) {
4672  // Value example: 1s,5c@3,2T
4673  // Which means "use 1 socket, 5 cores with offset 3, 2 threads per core"
4674  kmp_setting_t **rivals = (kmp_setting_t **)data;
4675  if (strcmp(name, "KMP_PLACE_THREADS") == 0) {
4676  KMP_INFORM(EnvVarDeprecated, name, "KMP_HW_SUBSET");
4677  }
4678  if (__kmp_stg_check_rivals(name, value, rivals)) {
4679  return;
4680  }
4681 
4682  char *components[MAX_T_LEVEL];
4683  char const *digits = "0123456789";
4684  char input[MAX_STR_LEN];
4685  size_t len = 0, mlen = MAX_STR_LEN;
4686  int level = 0;
4687  // Canonize the string (remove spaces, unify delimiters, etc.)
4688  char *pos = CCAST(char *, value);
4689  while (*pos && mlen) {
4690  if (*pos != ' ') { // skip spaces
4691  if (len == 0 && *pos == ':') {
4692  __kmp_hws_abs_flag = 1; // if the first symbol is ":", skip it
4693  } else {
4694  input[len] = (char)(toupper(*pos));
4695  if (input[len] == 'X')
4696  input[len] = ','; // unify delimiters of levels
4697  if (input[len] == 'O' && strchr(digits, *(pos + 1)))
4698  input[len] = '@'; // unify delimiters of offset
4699  len++;
4700  }
4701  }
4702  mlen--;
4703  pos++;
4704  }
4705  if (len == 0 || mlen == 0)
4706  goto err; // contents is either empty or too long
4707  input[len] = '\0';
4708  __kmp_hws_requested = 1; // mark that subset requested
4709  // Split by delimiter
4710  pos = input;
4711  components[level++] = pos;
4712  while ((pos = strchr(pos, ','))) {
4713  if (level >= MAX_T_LEVEL)
4714  goto err; // too many components provided
4715  *pos = '\0'; // modify input and avoid more copying
4716  components[level++] = ++pos; // expect something after ","
4717  }
4718  // Check each component
4719  for (int i = 0; i < level; ++i) {
4720  int offset = 0;
4721  int num = atoi(components[i]); // each component should start with a number
4722  if ((pos = strchr(components[i], '@'))) {
4723  offset = atoi(pos + 1); // save offset
4724  *pos = '\0'; // cut the offset from the component
4725  }
4726  pos = components[i] + strspn(components[i], digits);
4727  if (pos == components[i])
4728  goto err;
4729  // detect the component type
4730  switch (*pos) {
4731  case 'S': // Socket
4732  if (__kmp_hws_socket.num > 0)
4733  goto err; // duplicate is not allowed
4734  __kmp_hws_socket.num = num;
4735  __kmp_hws_socket.offset = offset;
4736  break;
4737  case 'N': // NUMA Node
4738  if (__kmp_hws_node.num > 0)
4739  goto err; // duplicate is not allowed
4740  __kmp_hws_node.num = num;
4741  __kmp_hws_node.offset = offset;
4742  break;
4743  case 'L': // Cache
4744  if (*(pos + 1) == '2') { // L2 - Tile
4745  if (__kmp_hws_tile.num > 0)
4746  goto err; // duplicate is not allowed
4747  __kmp_hws_tile.num = num;
4748  __kmp_hws_tile.offset = offset;
4749  } else if (*(pos + 1) == '3') { // L3 - Socket
4750  if (__kmp_hws_socket.num > 0)
4751  goto err; // duplicate is not allowed
4752  __kmp_hws_socket.num = num;
4753  __kmp_hws_socket.offset = offset;
4754  } else if (*(pos + 1) == '1') { // L1 - Core
4755  if (__kmp_hws_core.num > 0)
4756  goto err; // duplicate is not allowed
4757  __kmp_hws_core.num = num;
4758  __kmp_hws_core.offset = offset;
4759  }
4760  break;
4761  case 'C': // Core (or Cache?)
4762  if (*(pos + 1) != 'A') {
4763  if (__kmp_hws_core.num > 0)
4764  goto err; // duplicate is not allowed
4765  __kmp_hws_core.num = num;
4766  __kmp_hws_core.offset = offset;
4767  } else { // Cache
4768  char *d = pos + strcspn(pos, digits); // find digit
4769  if (*d == '2') { // L2 - Tile
4770  if (__kmp_hws_tile.num > 0)
4771  goto err; // duplicate is not allowed
4772  __kmp_hws_tile.num = num;
4773  __kmp_hws_tile.offset = offset;
4774  } else if (*d == '3') { // L3 - Socket
4775  if (__kmp_hws_socket.num > 0)
4776  goto err; // duplicate is not allowed
4777  __kmp_hws_socket.num = num;
4778  __kmp_hws_socket.offset = offset;
4779  } else if (*d == '1') { // L1 - Core
4780  if (__kmp_hws_core.num > 0)
4781  goto err; // duplicate is not allowed
4782  __kmp_hws_core.num = num;
4783  __kmp_hws_core.offset = offset;
4784  } else {
4785  goto err;
4786  }
4787  }
4788  break;
4789  case 'T': // Thread
4790  if (__kmp_hws_proc.num > 0)
4791  goto err; // duplicate is not allowed
4792  __kmp_hws_proc.num = num;
4793  __kmp_hws_proc.offset = offset;
4794  break;
4795  default:
4796  goto err;
4797  }
4798  }
4799  return;
4800 err:
4801  KMP_WARNING(AffHWSubsetInvalid, name, value);
4802  __kmp_hws_requested = 0; // mark that subset not requested
4803  return;
4804 }
4805 
4806 static void __kmp_stg_print_hw_subset(kmp_str_buf_t *buffer, char const *name,
4807  void *data) {
4808  if (__kmp_hws_requested) {
4809  int comma = 0;
4810  kmp_str_buf_t buf;
4811  __kmp_str_buf_init(&buf);
4812  if (__kmp_env_format)
4813  KMP_STR_BUF_PRINT_NAME_EX(name);
4814  else
4815  __kmp_str_buf_print(buffer, " %s='", name);
4816  if (__kmp_hws_socket.num) {
4817  __kmp_str_buf_print(&buf, "%ds", __kmp_hws_socket.num);
4818  if (__kmp_hws_socket.offset)
4819  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_socket.offset);
4820  comma = 1;
4821  }
4822  if (__kmp_hws_node.num) {
4823  __kmp_str_buf_print(&buf, "%s%dn", comma ? "," : "", __kmp_hws_node.num);
4824  if (__kmp_hws_node.offset)
4825  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_node.offset);
4826  comma = 1;
4827  }
4828  if (__kmp_hws_tile.num) {
4829  __kmp_str_buf_print(&buf, "%s%dL2", comma ? "," : "", __kmp_hws_tile.num);
4830  if (__kmp_hws_tile.offset)
4831  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_tile.offset);
4832  comma = 1;
4833  }
4834  if (__kmp_hws_core.num) {
4835  __kmp_str_buf_print(&buf, "%s%dc", comma ? "," : "", __kmp_hws_core.num);
4836  if (__kmp_hws_core.offset)
4837  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_core.offset);
4838  comma = 1;
4839  }
4840  if (__kmp_hws_proc.num)
4841  __kmp_str_buf_print(&buf, "%s%dt", comma ? "," : "", __kmp_hws_proc.num);
4842  __kmp_str_buf_print(buffer, "%s'\n", buf.str);
4843  __kmp_str_buf_free(&buf);
4844  }
4845 }
4846 
4847 #if USE_ITT_BUILD
4848 // -----------------------------------------------------------------------------
4849 // KMP_FORKJOIN_FRAMES
4850 
4851 static void __kmp_stg_parse_forkjoin_frames(char const *name, char const *value,
4852  void *data) {
4853  __kmp_stg_parse_bool(name, value, &__kmp_forkjoin_frames);
4854 } // __kmp_stg_parse_forkjoin_frames
4855 
4856 static void __kmp_stg_print_forkjoin_frames(kmp_str_buf_t *buffer,
4857  char const *name, void *data) {
4858  __kmp_stg_print_bool(buffer, name, __kmp_forkjoin_frames);
4859 } // __kmp_stg_print_forkjoin_frames
4860 
4861 // -----------------------------------------------------------------------------
4862 // KMP_FORKJOIN_FRAMES_MODE
4863 
4864 static void __kmp_stg_parse_forkjoin_frames_mode(char const *name,
4865  char const *value,
4866  void *data) {
4867  __kmp_stg_parse_int(name, value, 0, 3, &__kmp_forkjoin_frames_mode);
4868 } // __kmp_stg_parse_forkjoin_frames
4869 
4870 static void __kmp_stg_print_forkjoin_frames_mode(kmp_str_buf_t *buffer,
4871  char const *name, void *data) {
4872  __kmp_stg_print_int(buffer, name, __kmp_forkjoin_frames_mode);
4873 } // __kmp_stg_print_forkjoin_frames
4874 #endif /* USE_ITT_BUILD */
4875 
4876 // -----------------------------------------------------------------------------
4877 // KMP_ENABLE_TASK_THROTTLING
4878 
4879 static void __kmp_stg_parse_task_throttling(char const *name,
4880  char const *value, void *data) {
4881  __kmp_stg_parse_bool(name, value, &__kmp_enable_task_throttling);
4882 } // __kmp_stg_parse_task_throttling
4883 
4884 
4885 static void __kmp_stg_print_task_throttling(kmp_str_buf_t *buffer,
4886  char const *name, void *data) {
4887  __kmp_stg_print_bool(buffer, name, __kmp_enable_task_throttling);
4888 } // __kmp_stg_print_task_throttling
4889 
4890 #if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
4891 // -----------------------------------------------------------------------------
4892 // KMP_USER_LEVEL_MWAIT
4893 
4894 static void __kmp_stg_parse_user_level_mwait(char const *name,
4895  char const *value, void *data) {
4896  __kmp_stg_parse_bool(name, value, &__kmp_user_level_mwait);
4897 } // __kmp_stg_parse_user_level_mwait
4898 
4899 static void __kmp_stg_print_user_level_mwait(kmp_str_buf_t *buffer,
4900  char const *name, void *data) {
4901  __kmp_stg_print_bool(buffer, name, __kmp_user_level_mwait);
4902 } // __kmp_stg_print_user_level_mwait
4903 
4904 // -----------------------------------------------------------------------------
4905 // KMP_MWAIT_HINTS
4906 
4907 static void __kmp_stg_parse_mwait_hints(char const *name, char const *value,
4908  void *data) {
4909  __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_mwait_hints);
4910 } // __kmp_stg_parse_mwait_hints
4911 
4912 static void __kmp_stg_print_mwait_hints(kmp_str_buf_t *buffer, char const *name,
4913  void *data) {
4914  __kmp_stg_print_int(buffer, name, __kmp_mwait_hints);
4915 } // __kmp_stg_print_mwait_hints
4916 
4917 #endif // KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
4918 
4919 // -----------------------------------------------------------------------------
4920 // OMP_DISPLAY_ENV
4921 
4922 static void __kmp_stg_parse_omp_display_env(char const *name, char const *value,
4923  void *data) {
4924  if (__kmp_str_match("VERBOSE", 1, value)) {
4925  __kmp_display_env_verbose = TRUE;
4926  } else {
4927  __kmp_stg_parse_bool(name, value, &__kmp_display_env);
4928  }
4929 } // __kmp_stg_parse_omp_display_env
4930 
4931 static void __kmp_stg_print_omp_display_env(kmp_str_buf_t *buffer,
4932  char const *name, void *data) {
4933  if (__kmp_display_env_verbose) {
4934  __kmp_stg_print_str(buffer, name, "VERBOSE");
4935  } else {
4936  __kmp_stg_print_bool(buffer, name, __kmp_display_env);
4937  }
4938 } // __kmp_stg_print_omp_display_env
4939 
4940 static void __kmp_stg_parse_omp_cancellation(char const *name,
4941  char const *value, void *data) {
4942  if (TCR_4(__kmp_init_parallel)) {
4943  KMP_WARNING(EnvParallelWarn, name);
4944  return;
4945  } // read value before first parallel only
4946  __kmp_stg_parse_bool(name, value, &__kmp_omp_cancellation);
4947 } // __kmp_stg_parse_omp_cancellation
4948 
4949 static void __kmp_stg_print_omp_cancellation(kmp_str_buf_t *buffer,
4950  char const *name, void *data) {
4951  __kmp_stg_print_bool(buffer, name, __kmp_omp_cancellation);
4952 } // __kmp_stg_print_omp_cancellation
4953 
4954 #if OMPT_SUPPORT
4955 static int __kmp_tool = 1;
4956 
4957 static void __kmp_stg_parse_omp_tool(char const *name, char const *value,
4958  void *data) {
4959  __kmp_stg_parse_bool(name, value, &__kmp_tool);
4960 } // __kmp_stg_parse_omp_tool
4961 
4962 static void __kmp_stg_print_omp_tool(kmp_str_buf_t *buffer, char const *name,
4963  void *data) {
4964  if (__kmp_env_format) {
4965  KMP_STR_BUF_PRINT_BOOL_EX(name, __kmp_tool, "enabled", "disabled");
4966  } else {
4967  __kmp_str_buf_print(buffer, " %s=%s\n", name,
4968  __kmp_tool ? "enabled" : "disabled");
4969  }
4970 } // __kmp_stg_print_omp_tool
4971 
4972 static char *__kmp_tool_libraries = NULL;
4973 
4974 static void __kmp_stg_parse_omp_tool_libraries(char const *name,
4975  char const *value, void *data) {
4976  __kmp_stg_parse_str(name, value, &__kmp_tool_libraries);
4977 } // __kmp_stg_parse_omp_tool_libraries
4978 
4979 static void __kmp_stg_print_omp_tool_libraries(kmp_str_buf_t *buffer,
4980  char const *name, void *data) {
4981  if (__kmp_tool_libraries)
4982  __kmp_stg_print_str(buffer, name, __kmp_tool_libraries);
4983  else {
4984  if (__kmp_env_format) {
4985  KMP_STR_BUF_PRINT_NAME;
4986  } else {
4987  __kmp_str_buf_print(buffer, " %s", name);
4988  }
4989  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
4990  }
4991 } // __kmp_stg_print_omp_tool_libraries
4992 
4993 static char *__kmp_tool_verbose_init = NULL;
4994 
4995 static void __kmp_stg_parse_omp_tool_verbose_init(char const *name,
4996  char const *value, void *data) {
4997  __kmp_stg_parse_str(name, value, &__kmp_tool_verbose_init);
4998 } // __kmp_stg_parse_omp_tool_libraries
4999 
5000 static void __kmp_stg_print_omp_tool_verbose_init(kmp_str_buf_t *buffer,
5001  char const *name, void *data) {
5002  if (__kmp_tool_verbose_init)
5003  __kmp_stg_print_str(buffer, name, __kmp_tool_libraries);
5004  else {
5005  if (__kmp_env_format) {
5006  KMP_STR_BUF_PRINT_NAME;
5007  } else {
5008  __kmp_str_buf_print(buffer, " %s", name);
5009  }
5010  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
5011  }
5012 } // __kmp_stg_print_omp_tool_verbose_init
5013 
5014 #endif
5015 
5016 // Table.
5017 
5018 static kmp_setting_t __kmp_stg_table[] = {
5019 
5020  {"KMP_ALL_THREADS", __kmp_stg_parse_device_thread_limit, NULL, NULL, 0, 0},
5021  {"KMP_BLOCKTIME", __kmp_stg_parse_blocktime, __kmp_stg_print_blocktime,
5022  NULL, 0, 0},
5023  {"KMP_USE_YIELD", __kmp_stg_parse_use_yield, __kmp_stg_print_use_yield,
5024  NULL, 0, 0},
5025  {"KMP_DUPLICATE_LIB_OK", __kmp_stg_parse_duplicate_lib_ok,
5026  __kmp_stg_print_duplicate_lib_ok, NULL, 0, 0},
5027  {"KMP_LIBRARY", __kmp_stg_parse_wait_policy, __kmp_stg_print_wait_policy,
5028  NULL, 0, 0},
5029  {"KMP_DEVICE_THREAD_LIMIT", __kmp_stg_parse_device_thread_limit,
5030  __kmp_stg_print_device_thread_limit, NULL, 0, 0},
5031 #if KMP_USE_MONITOR
5032  {"KMP_MONITOR_STACKSIZE", __kmp_stg_parse_monitor_stacksize,
5033  __kmp_stg_print_monitor_stacksize, NULL, 0, 0},
5034 #endif
5035  {"KMP_SETTINGS", __kmp_stg_parse_settings, __kmp_stg_print_settings, NULL,
5036  0, 0},
5037  {"KMP_STACKOFFSET", __kmp_stg_parse_stackoffset,
5038  __kmp_stg_print_stackoffset, NULL, 0, 0},
5039  {"KMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
5040  NULL, 0, 0},
5041  {"KMP_STACKPAD", __kmp_stg_parse_stackpad, __kmp_stg_print_stackpad, NULL,
5042  0, 0},
5043  {"KMP_VERSION", __kmp_stg_parse_version, __kmp_stg_print_version, NULL, 0,
5044  0},
5045  {"KMP_WARNINGS", __kmp_stg_parse_warnings, __kmp_stg_print_warnings, NULL,
5046  0, 0},
5047 
5048  {"OMP_NESTED", __kmp_stg_parse_nested, __kmp_stg_print_nested, NULL, 0, 0},
5049  {"OMP_NUM_THREADS", __kmp_stg_parse_num_threads,
5050  __kmp_stg_print_num_threads, NULL, 0, 0},
5051  {"OMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
5052  NULL, 0, 0},
5053 
5054  {"KMP_TASKING", __kmp_stg_parse_tasking, __kmp_stg_print_tasking, NULL, 0,
5055  0},
5056  {"KMP_TASK_STEALING_CONSTRAINT", __kmp_stg_parse_task_stealing,
5057  __kmp_stg_print_task_stealing, NULL, 0, 0},
5058  {"OMP_MAX_ACTIVE_LEVELS", __kmp_stg_parse_max_active_levels,
5059  __kmp_stg_print_max_active_levels, NULL, 0, 0},
5060  {"OMP_DEFAULT_DEVICE", __kmp_stg_parse_default_device,
5061  __kmp_stg_print_default_device, NULL, 0, 0},
5062  {"OMP_TARGET_OFFLOAD", __kmp_stg_parse_target_offload,
5063  __kmp_stg_print_target_offload, NULL, 0, 0},
5064  {"OMP_MAX_TASK_PRIORITY", __kmp_stg_parse_max_task_priority,
5065  __kmp_stg_print_max_task_priority, NULL, 0, 0},
5066  {"KMP_TASKLOOP_MIN_TASKS", __kmp_stg_parse_taskloop_min_tasks,
5067  __kmp_stg_print_taskloop_min_tasks, NULL, 0, 0},
5068  {"OMP_THREAD_LIMIT", __kmp_stg_parse_thread_limit,
5069  __kmp_stg_print_thread_limit, NULL, 0, 0},
5070  {"KMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_thread_limit,
5071  __kmp_stg_print_teams_thread_limit, NULL, 0, 0},
5072  {"OMP_WAIT_POLICY", __kmp_stg_parse_wait_policy,
5073  __kmp_stg_print_wait_policy, NULL, 0, 0},
5074  {"KMP_DISP_NUM_BUFFERS", __kmp_stg_parse_disp_buffers,
5075  __kmp_stg_print_disp_buffers, NULL, 0, 0},
5076 #if KMP_NESTED_HOT_TEAMS
5077  {"KMP_HOT_TEAMS_MAX_LEVEL", __kmp_stg_parse_hot_teams_level,
5078  __kmp_stg_print_hot_teams_level, NULL, 0, 0},
5079  {"KMP_HOT_TEAMS_MODE", __kmp_stg_parse_hot_teams_mode,
5080  __kmp_stg_print_hot_teams_mode, NULL, 0, 0},
5081 #endif // KMP_NESTED_HOT_TEAMS
5082 
5083 #if KMP_HANDLE_SIGNALS
5084  {"KMP_HANDLE_SIGNALS", __kmp_stg_parse_handle_signals,
5085  __kmp_stg_print_handle_signals, NULL, 0, 0},
5086 #endif
5087 
5088 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
5089  {"KMP_INHERIT_FP_CONTROL", __kmp_stg_parse_inherit_fp_control,
5090  __kmp_stg_print_inherit_fp_control, NULL, 0, 0},
5091 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
5092 
5093 #ifdef KMP_GOMP_COMPAT
5094  {"GOMP_STACKSIZE", __kmp_stg_parse_stacksize, NULL, NULL, 0, 0},
5095 #endif
5096 
5097 #ifdef KMP_DEBUG
5098  {"KMP_A_DEBUG", __kmp_stg_parse_a_debug, __kmp_stg_print_a_debug, NULL, 0,
5099  0},
5100  {"KMP_B_DEBUG", __kmp_stg_parse_b_debug, __kmp_stg_print_b_debug, NULL, 0,
5101  0},
5102  {"KMP_C_DEBUG", __kmp_stg_parse_c_debug, __kmp_stg_print_c_debug, NULL, 0,
5103  0},
5104  {"KMP_D_DEBUG", __kmp_stg_parse_d_debug, __kmp_stg_print_d_debug, NULL, 0,
5105  0},
5106  {"KMP_E_DEBUG", __kmp_stg_parse_e_debug, __kmp_stg_print_e_debug, NULL, 0,
5107  0},
5108  {"KMP_F_DEBUG", __kmp_stg_parse_f_debug, __kmp_stg_print_f_debug, NULL, 0,
5109  0},
5110  {"KMP_DEBUG", __kmp_stg_parse_debug, NULL, /* no print */ NULL, 0, 0},
5111  {"KMP_DEBUG_BUF", __kmp_stg_parse_debug_buf, __kmp_stg_print_debug_buf,
5112  NULL, 0, 0},
5113  {"KMP_DEBUG_BUF_ATOMIC", __kmp_stg_parse_debug_buf_atomic,
5114  __kmp_stg_print_debug_buf_atomic, NULL, 0, 0},
5115  {"KMP_DEBUG_BUF_CHARS", __kmp_stg_parse_debug_buf_chars,
5116  __kmp_stg_print_debug_buf_chars, NULL, 0, 0},
5117  {"KMP_DEBUG_BUF_LINES", __kmp_stg_parse_debug_buf_lines,
5118  __kmp_stg_print_debug_buf_lines, NULL, 0, 0},
5119  {"KMP_DIAG", __kmp_stg_parse_diag, __kmp_stg_print_diag, NULL, 0, 0},
5120 
5121  {"KMP_PAR_RANGE", __kmp_stg_parse_par_range_env,
5122  __kmp_stg_print_par_range_env, NULL, 0, 0},
5123 #endif // KMP_DEBUG
5124 
5125  {"KMP_ALIGN_ALLOC", __kmp_stg_parse_align_alloc,
5126  __kmp_stg_print_align_alloc, NULL, 0, 0},
5127 
5128  {"KMP_PLAIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5129  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5130  {"KMP_PLAIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5131  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5132  {"KMP_FORKJOIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5133  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5134  {"KMP_FORKJOIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5135  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5136 #if KMP_FAST_REDUCTION_BARRIER
5137  {"KMP_REDUCTION_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5138  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5139  {"KMP_REDUCTION_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5140  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5141 #endif
5142 
5143  {"KMP_ABORT_DELAY", __kmp_stg_parse_abort_delay,
5144  __kmp_stg_print_abort_delay, NULL, 0, 0},
5145  {"KMP_CPUINFO_FILE", __kmp_stg_parse_cpuinfo_file,
5146  __kmp_stg_print_cpuinfo_file, NULL, 0, 0},
5147  {"KMP_FORCE_REDUCTION", __kmp_stg_parse_force_reduction,
5148  __kmp_stg_print_force_reduction, NULL, 0, 0},
5149  {"KMP_DETERMINISTIC_REDUCTION", __kmp_stg_parse_force_reduction,
5150  __kmp_stg_print_force_reduction, NULL, 0, 0},
5151  {"KMP_STORAGE_MAP", __kmp_stg_parse_storage_map,
5152  __kmp_stg_print_storage_map, NULL, 0, 0},
5153  {"KMP_ALL_THREADPRIVATE", __kmp_stg_parse_all_threadprivate,
5154  __kmp_stg_print_all_threadprivate, NULL, 0, 0},
5155  {"KMP_FOREIGN_THREADS_THREADPRIVATE",
5156  __kmp_stg_parse_foreign_threads_threadprivate,
5157  __kmp_stg_print_foreign_threads_threadprivate, NULL, 0, 0},
5158 
5159 #if KMP_AFFINITY_SUPPORTED
5160  {"KMP_AFFINITY", __kmp_stg_parse_affinity, __kmp_stg_print_affinity, NULL,
5161  0, 0},
5162 #ifdef KMP_GOMP_COMPAT
5163  {"GOMP_CPU_AFFINITY", __kmp_stg_parse_gomp_cpu_affinity, NULL,
5164  /* no print */ NULL, 0, 0},
5165 #endif /* KMP_GOMP_COMPAT */
5166  {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
5167  NULL, 0, 0},
5168  {"OMP_PLACES", __kmp_stg_parse_places, __kmp_stg_print_places, NULL, 0, 0},
5169  {"KMP_TOPOLOGY_METHOD", __kmp_stg_parse_topology_method,
5170  __kmp_stg_print_topology_method, NULL, 0, 0},
5171 
5172 #else
5173 
5174  // KMP_AFFINITY is not supported on OS X*, nor is OMP_PLACES.
5175  // OMP_PROC_BIND and proc-bind-var are supported, however.
5176  {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
5177  NULL, 0, 0},
5178 
5179 #endif // KMP_AFFINITY_SUPPORTED
5180  {"OMP_DISPLAY_AFFINITY", __kmp_stg_parse_display_affinity,
5181  __kmp_stg_print_display_affinity, NULL, 0, 0},
5182  {"OMP_AFFINITY_FORMAT", __kmp_stg_parse_affinity_format,
5183  __kmp_stg_print_affinity_format, NULL, 0, 0},
5184  {"KMP_INIT_AT_FORK", __kmp_stg_parse_init_at_fork,
5185  __kmp_stg_print_init_at_fork, NULL, 0, 0},
5186  {"KMP_SCHEDULE", __kmp_stg_parse_schedule, __kmp_stg_print_schedule, NULL,
5187  0, 0},
5188  {"OMP_SCHEDULE", __kmp_stg_parse_omp_schedule, __kmp_stg_print_omp_schedule,
5189  NULL, 0, 0},
5190 #if KMP_USE_HIER_SCHED
5191  {"KMP_DISP_HAND_THREAD", __kmp_stg_parse_kmp_hand_thread,
5192  __kmp_stg_print_kmp_hand_thread, NULL, 0, 0},
5193 #endif
5194  {"KMP_ATOMIC_MODE", __kmp_stg_parse_atomic_mode,
5195  __kmp_stg_print_atomic_mode, NULL, 0, 0},
5196  {"KMP_CONSISTENCY_CHECK", __kmp_stg_parse_consistency_check,
5197  __kmp_stg_print_consistency_check, NULL, 0, 0},
5198 
5199 #if USE_ITT_BUILD && USE_ITT_NOTIFY
5200  {"KMP_ITT_PREPARE_DELAY", __kmp_stg_parse_itt_prepare_delay,
5201  __kmp_stg_print_itt_prepare_delay, NULL, 0, 0},
5202 #endif /* USE_ITT_BUILD && USE_ITT_NOTIFY */
5203  {"KMP_MALLOC_POOL_INCR", __kmp_stg_parse_malloc_pool_incr,
5204  __kmp_stg_print_malloc_pool_incr, NULL, 0, 0},
5205  {"KMP_GTID_MODE", __kmp_stg_parse_gtid_mode, __kmp_stg_print_gtid_mode,
5206  NULL, 0, 0},
5207  {"OMP_DYNAMIC", __kmp_stg_parse_omp_dynamic, __kmp_stg_print_omp_dynamic,
5208  NULL, 0, 0},
5209  {"KMP_DYNAMIC_MODE", __kmp_stg_parse_kmp_dynamic_mode,
5210  __kmp_stg_print_kmp_dynamic_mode, NULL, 0, 0},
5211 
5212 #ifdef USE_LOAD_BALANCE
5213  {"KMP_LOAD_BALANCE_INTERVAL", __kmp_stg_parse_ld_balance_interval,
5214  __kmp_stg_print_ld_balance_interval, NULL, 0, 0},
5215 #endif
5216 
5217  {"KMP_NUM_LOCKS_IN_BLOCK", __kmp_stg_parse_lock_block,
5218  __kmp_stg_print_lock_block, NULL, 0, 0},
5219  {"KMP_LOCK_KIND", __kmp_stg_parse_lock_kind, __kmp_stg_print_lock_kind,
5220  NULL, 0, 0},
5221  {"KMP_SPIN_BACKOFF_PARAMS", __kmp_stg_parse_spin_backoff_params,
5222  __kmp_stg_print_spin_backoff_params, NULL, 0, 0},
5223 #if KMP_USE_ADAPTIVE_LOCKS
5224  {"KMP_ADAPTIVE_LOCK_PROPS", __kmp_stg_parse_adaptive_lock_props,
5225  __kmp_stg_print_adaptive_lock_props, NULL, 0, 0},
5226 #if KMP_DEBUG_ADAPTIVE_LOCKS
5227  {"KMP_SPECULATIVE_STATSFILE", __kmp_stg_parse_speculative_statsfile,
5228  __kmp_stg_print_speculative_statsfile, NULL, 0, 0},
5229 #endif
5230 #endif // KMP_USE_ADAPTIVE_LOCKS
5231  {"KMP_PLACE_THREADS", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
5232  NULL, 0, 0},
5233  {"KMP_HW_SUBSET", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
5234  NULL, 0, 0},
5235 #if USE_ITT_BUILD
5236  {"KMP_FORKJOIN_FRAMES", __kmp_stg_parse_forkjoin_frames,
5237  __kmp_stg_print_forkjoin_frames, NULL, 0, 0},
5238  {"KMP_FORKJOIN_FRAMES_MODE", __kmp_stg_parse_forkjoin_frames_mode,
5239  __kmp_stg_print_forkjoin_frames_mode, NULL, 0, 0},
5240 #endif
5241  {"KMP_ENABLE_TASK_THROTTLING", __kmp_stg_parse_task_throttling,
5242  __kmp_stg_print_task_throttling, NULL, 0, 0},
5243 
5244  {"OMP_DISPLAY_ENV", __kmp_stg_parse_omp_display_env,
5245  __kmp_stg_print_omp_display_env, NULL, 0, 0},
5246  {"OMP_CANCELLATION", __kmp_stg_parse_omp_cancellation,
5247  __kmp_stg_print_omp_cancellation, NULL, 0, 0},
5248  {"OMP_ALLOCATOR", __kmp_stg_parse_allocator, __kmp_stg_print_allocator,
5249  NULL, 0, 0},
5250  {"LIBOMP_USE_HIDDEN_HELPER_TASK", __kmp_stg_parse_use_hidden_helper,
5251  __kmp_stg_print_use_hidden_helper, NULL, 0, 0},
5252  {"LIBOMP_NUM_HIDDEN_HELPER_THREADS",
5253  __kmp_stg_parse_num_hidden_helper_threads,
5254  __kmp_stg_print_num_hidden_helper_threads, NULL, 0, 0},
5255 
5256 #if OMPT_SUPPORT
5257  {"OMP_TOOL", __kmp_stg_parse_omp_tool, __kmp_stg_print_omp_tool, NULL, 0,
5258  0},
5259  {"OMP_TOOL_LIBRARIES", __kmp_stg_parse_omp_tool_libraries,
5260  __kmp_stg_print_omp_tool_libraries, NULL, 0, 0},
5261  {"OMP_TOOL_VERBOSE_INIT", __kmp_stg_parse_omp_tool_verbose_init,
5262  __kmp_stg_print_omp_tool_verbose_init, NULL, 0, 0},
5263 #endif
5264 
5265 #if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
5266  {"KMP_USER_LEVEL_MWAIT", __kmp_stg_parse_user_level_mwait,
5267  __kmp_stg_print_user_level_mwait, NULL, 0, 0},
5268  {"KMP_MWAIT_HINTS", __kmp_stg_parse_mwait_hints,
5269  __kmp_stg_print_mwait_hints, NULL, 0, 0},
5270 #endif
5271  {"", NULL, NULL, NULL, 0, 0}}; // settings
5272 
5273 static int const __kmp_stg_count =
5274  sizeof(__kmp_stg_table) / sizeof(kmp_setting_t);
5275 
5276 static inline kmp_setting_t *__kmp_stg_find(char const *name) {
5277 
5278  int i;
5279  if (name != NULL) {
5280  for (i = 0; i < __kmp_stg_count; ++i) {
5281  if (strcmp(__kmp_stg_table[i].name, name) == 0) {
5282  return &__kmp_stg_table[i];
5283  }
5284  }
5285  }
5286  return NULL;
5287 
5288 } // __kmp_stg_find
5289 
5290 static int __kmp_stg_cmp(void const *_a, void const *_b) {
5291  const kmp_setting_t *a = RCAST(const kmp_setting_t *, _a);
5292  const kmp_setting_t *b = RCAST(const kmp_setting_t *, _b);
5293 
5294  // Process KMP_AFFINITY last.
5295  // It needs to come after OMP_PLACES and GOMP_CPU_AFFINITY.
5296  if (strcmp(a->name, "KMP_AFFINITY") == 0) {
5297  if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5298  return 0;
5299  }
5300  return 1;
5301  } else if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5302  return -1;
5303  }
5304  return strcmp(a->name, b->name);
5305 } // __kmp_stg_cmp
5306 
5307 static void __kmp_stg_init(void) {
5308 
5309  static int initialized = 0;
5310 
5311  if (!initialized) {
5312 
5313  // Sort table.
5314  qsort(__kmp_stg_table, __kmp_stg_count - 1, sizeof(kmp_setting_t),
5315  __kmp_stg_cmp);
5316 
5317  { // Initialize *_STACKSIZE data.
5318  kmp_setting_t *kmp_stacksize =
5319  __kmp_stg_find("KMP_STACKSIZE"); // 1st priority.
5320 #ifdef KMP_GOMP_COMPAT
5321  kmp_setting_t *gomp_stacksize =
5322  __kmp_stg_find("GOMP_STACKSIZE"); // 2nd priority.
5323 #endif
5324  kmp_setting_t *omp_stacksize =
5325  __kmp_stg_find("OMP_STACKSIZE"); // 3rd priority.
5326 
5327  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5328  // !!! Compiler does not understand rivals is used and optimizes out
5329  // assignments
5330  // !!! rivals[ i ++ ] = ...;
5331  static kmp_setting_t *volatile rivals[4];
5332  static kmp_stg_ss_data_t kmp_data = {1, CCAST(kmp_setting_t **, rivals)};
5333 #ifdef KMP_GOMP_COMPAT
5334  static kmp_stg_ss_data_t gomp_data = {1024,
5335  CCAST(kmp_setting_t **, rivals)};
5336 #endif
5337  static kmp_stg_ss_data_t omp_data = {1024,
5338  CCAST(kmp_setting_t **, rivals)};
5339  int i = 0;
5340 
5341  rivals[i++] = kmp_stacksize;
5342 #ifdef KMP_GOMP_COMPAT
5343  if (gomp_stacksize != NULL) {
5344  rivals[i++] = gomp_stacksize;
5345  }
5346 #endif
5347  rivals[i++] = omp_stacksize;
5348  rivals[i++] = NULL;
5349 
5350  kmp_stacksize->data = &kmp_data;
5351 #ifdef KMP_GOMP_COMPAT
5352  if (gomp_stacksize != NULL) {
5353  gomp_stacksize->data = &gomp_data;
5354  }
5355 #endif
5356  omp_stacksize->data = &omp_data;
5357  }
5358 
5359  { // Initialize KMP_LIBRARY and OMP_WAIT_POLICY data.
5360  kmp_setting_t *kmp_library =
5361  __kmp_stg_find("KMP_LIBRARY"); // 1st priority.
5362  kmp_setting_t *omp_wait_policy =
5363  __kmp_stg_find("OMP_WAIT_POLICY"); // 2nd priority.
5364 
5365  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5366  static kmp_setting_t *volatile rivals[3];
5367  static kmp_stg_wp_data_t kmp_data = {0, CCAST(kmp_setting_t **, rivals)};
5368  static kmp_stg_wp_data_t omp_data = {1, CCAST(kmp_setting_t **, rivals)};
5369  int i = 0;
5370 
5371  rivals[i++] = kmp_library;
5372  if (omp_wait_policy != NULL) {
5373  rivals[i++] = omp_wait_policy;
5374  }
5375  rivals[i++] = NULL;
5376 
5377  kmp_library->data = &kmp_data;
5378  if (omp_wait_policy != NULL) {
5379  omp_wait_policy->data = &omp_data;
5380  }
5381  }
5382 
5383  { // Initialize KMP_DEVICE_THREAD_LIMIT and KMP_ALL_THREADS
5384  kmp_setting_t *kmp_device_thread_limit =
5385  __kmp_stg_find("KMP_DEVICE_THREAD_LIMIT"); // 1st priority.
5386  kmp_setting_t *kmp_all_threads =
5387  __kmp_stg_find("KMP_ALL_THREADS"); // 2nd priority.
5388 
5389  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5390  static kmp_setting_t *volatile rivals[3];
5391  int i = 0;
5392 
5393  rivals[i++] = kmp_device_thread_limit;
5394  rivals[i++] = kmp_all_threads;
5395  rivals[i++] = NULL;
5396 
5397  kmp_device_thread_limit->data = CCAST(kmp_setting_t **, rivals);
5398  kmp_all_threads->data = CCAST(kmp_setting_t **, rivals);
5399  }
5400 
5401  { // Initialize KMP_HW_SUBSET and KMP_PLACE_THREADS
5402  // 1st priority
5403  kmp_setting_t *kmp_hw_subset = __kmp_stg_find("KMP_HW_SUBSET");
5404  // 2nd priority
5405  kmp_setting_t *kmp_place_threads = __kmp_stg_find("KMP_PLACE_THREADS");
5406 
5407  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5408  static kmp_setting_t *volatile rivals[3];
5409  int i = 0;
5410 
5411  rivals[i++] = kmp_hw_subset;
5412  rivals[i++] = kmp_place_threads;
5413  rivals[i++] = NULL;
5414 
5415  kmp_hw_subset->data = CCAST(kmp_setting_t **, rivals);
5416  kmp_place_threads->data = CCAST(kmp_setting_t **, rivals);
5417  }
5418 
5419 #if KMP_AFFINITY_SUPPORTED
5420  { // Initialize KMP_AFFINITY, GOMP_CPU_AFFINITY, and OMP_PROC_BIND data.
5421  kmp_setting_t *kmp_affinity =
5422  __kmp_stg_find("KMP_AFFINITY"); // 1st priority.
5423  KMP_DEBUG_ASSERT(kmp_affinity != NULL);
5424 
5425 #ifdef KMP_GOMP_COMPAT
5426  kmp_setting_t *gomp_cpu_affinity =
5427  __kmp_stg_find("GOMP_CPU_AFFINITY"); // 2nd priority.
5428  KMP_DEBUG_ASSERT(gomp_cpu_affinity != NULL);
5429 #endif
5430 
5431  kmp_setting_t *omp_proc_bind =
5432  __kmp_stg_find("OMP_PROC_BIND"); // 3rd priority.
5433  KMP_DEBUG_ASSERT(omp_proc_bind != NULL);
5434 
5435  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5436  static kmp_setting_t *volatile rivals[4];
5437  int i = 0;
5438 
5439  rivals[i++] = kmp_affinity;
5440 
5441 #ifdef KMP_GOMP_COMPAT
5442  rivals[i++] = gomp_cpu_affinity;
5443  gomp_cpu_affinity->data = CCAST(kmp_setting_t **, rivals);
5444 #endif
5445 
5446  rivals[i++] = omp_proc_bind;
5447  omp_proc_bind->data = CCAST(kmp_setting_t **, rivals);
5448  rivals[i++] = NULL;
5449 
5450  static kmp_setting_t *volatile places_rivals[4];
5451  i = 0;
5452 
5453  kmp_setting_t *omp_places = __kmp_stg_find("OMP_PLACES"); // 3rd priority.
5454  KMP_DEBUG_ASSERT(omp_places != NULL);
5455 
5456  places_rivals[i++] = kmp_affinity;
5457 #ifdef KMP_GOMP_COMPAT
5458  places_rivals[i++] = gomp_cpu_affinity;
5459 #endif
5460  places_rivals[i++] = omp_places;
5461  omp_places->data = CCAST(kmp_setting_t **, places_rivals);
5462  places_rivals[i++] = NULL;
5463  }
5464 #else
5465 // KMP_AFFINITY not supported, so OMP_PROC_BIND has no rivals.
5466 // OMP_PLACES not supported yet.
5467 #endif // KMP_AFFINITY_SUPPORTED
5468 
5469  { // Initialize KMP_DETERMINISTIC_REDUCTION and KMP_FORCE_REDUCTION data.
5470  kmp_setting_t *kmp_force_red =
5471  __kmp_stg_find("KMP_FORCE_REDUCTION"); // 1st priority.
5472  kmp_setting_t *kmp_determ_red =
5473  __kmp_stg_find("KMP_DETERMINISTIC_REDUCTION"); // 2nd priority.
5474 
5475  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5476  static kmp_setting_t *volatile rivals[3];
5477  static kmp_stg_fr_data_t force_data = {1,
5478  CCAST(kmp_setting_t **, rivals)};
5479  static kmp_stg_fr_data_t determ_data = {0,
5480  CCAST(kmp_setting_t **, rivals)};
5481  int i = 0;
5482 
5483  rivals[i++] = kmp_force_red;
5484  if (kmp_determ_red != NULL) {
5485  rivals[i++] = kmp_determ_red;
5486  }
5487  rivals[i++] = NULL;
5488 
5489  kmp_force_red->data = &force_data;
5490  if (kmp_determ_red != NULL) {
5491  kmp_determ_red->data = &determ_data;
5492  }
5493  }
5494 
5495  initialized = 1;
5496  }
5497 
5498  // Reset flags.
5499  int i;
5500  for (i = 0; i < __kmp_stg_count; ++i) {
5501  __kmp_stg_table[i].set = 0;
5502  }
5503 
5504 } // __kmp_stg_init
5505 
5506 static void __kmp_stg_parse(char const *name, char const *value) {
5507  // On Windows* OS there are some nameless variables like "C:=C:\" (yeah,
5508  // really nameless, they are presented in environment block as
5509  // "=C:=C\\\x00=D:=D:\\\x00...", so let us skip them.
5510  if (name[0] == 0) {
5511  return;
5512  }
5513 
5514  if (value != NULL) {
5515  kmp_setting_t *setting = __kmp_stg_find(name);
5516  if (setting != NULL) {
5517  setting->parse(name, value, setting->data);
5518  setting->defined = 1;
5519  }
5520  }
5521 
5522 } // __kmp_stg_parse
5523 
5524 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found.
5525  char const *name, // Name of variable.
5526  char const *value, // Value of the variable.
5527  kmp_setting_t **rivals // List of rival settings (must include current one).
5528  ) {
5529 
5530  if (rivals == NULL) {
5531  return 0;
5532  }
5533 
5534  // Loop thru higher priority settings (listed before current).
5535  int i = 0;
5536  for (; strcmp(rivals[i]->name, name) != 0; i++) {
5537  KMP_DEBUG_ASSERT(rivals[i] != NULL);
5538 
5539 #if KMP_AFFINITY_SUPPORTED
5540  if (rivals[i] == __kmp_affinity_notype) {
5541  // If KMP_AFFINITY is specified without a type name,
5542  // it does not rival OMP_PROC_BIND or GOMP_CPU_AFFINITY.
5543  continue;
5544  }
5545 #endif
5546 
5547  if (rivals[i]->set) {
5548  KMP_WARNING(StgIgnored, name, rivals[i]->name);
5549  return 1;
5550  }
5551  }
5552 
5553  ++i; // Skip current setting.
5554  return 0;
5555 
5556 } // __kmp_stg_check_rivals
5557 
5558 static int __kmp_env_toPrint(char const *name, int flag) {
5559  int rc = 0;
5560  kmp_setting_t *setting = __kmp_stg_find(name);
5561  if (setting != NULL) {
5562  rc = setting->defined;
5563  if (flag >= 0) {
5564  setting->defined = flag;
5565  }
5566  }
5567  return rc;
5568 }
5569 
5570 static void __kmp_aux_env_initialize(kmp_env_blk_t *block) {
5571 
5572  char const *value;
5573 
5574  /* OMP_NUM_THREADS */
5575  value = __kmp_env_blk_var(block, "OMP_NUM_THREADS");
5576  if (value) {
5577  ompc_set_num_threads(__kmp_dflt_team_nth);
5578  }
5579 
5580  /* KMP_BLOCKTIME */
5581  value = __kmp_env_blk_var(block, "KMP_BLOCKTIME");
5582  if (value) {
5583  kmpc_set_blocktime(__kmp_dflt_blocktime);
5584  }
5585 
5586  /* OMP_NESTED */
5587  value = __kmp_env_blk_var(block, "OMP_NESTED");
5588  if (value) {
5589  ompc_set_nested(__kmp_dflt_max_active_levels > 1);
5590  }
5591 
5592  /* OMP_DYNAMIC */
5593  value = __kmp_env_blk_var(block, "OMP_DYNAMIC");
5594  if (value) {
5595  ompc_set_dynamic(__kmp_global.g.g_dynamic);
5596  }
5597 }
5598 
5599 void __kmp_env_initialize(char const *string) {
5600 
5601  kmp_env_blk_t block;
5602  int i;
5603 
5604  __kmp_stg_init();
5605 
5606  // Hack!!!
5607  if (string == NULL) {
5608  // __kmp_max_nth = __kmp_sys_max_nth;
5609  __kmp_threads_capacity =
5610  __kmp_initial_threads_capacity(__kmp_dflt_team_nth_ub);
5611  }
5612  __kmp_env_blk_init(&block, string);
5613 
5614  // update the set flag on all entries that have an env var
5615  for (i = 0; i < block.count; ++i) {
5616  if ((block.vars[i].name == NULL) || (*block.vars[i].name == '\0')) {
5617  continue;
5618  }
5619  if (block.vars[i].value == NULL) {
5620  continue;
5621  }
5622  kmp_setting_t *setting = __kmp_stg_find(block.vars[i].name);
5623  if (setting != NULL) {
5624  setting->set = 1;
5625  }
5626  }
5627 
5628  // We need to know if blocktime was set when processing OMP_WAIT_POLICY
5629  blocktime_str = __kmp_env_blk_var(&block, "KMP_BLOCKTIME");
5630 
5631  // Special case. If we parse environment, not a string, process KMP_WARNINGS
5632  // first.
5633  if (string == NULL) {
5634  char const *name = "KMP_WARNINGS";
5635  char const *value = __kmp_env_blk_var(&block, name);
5636  __kmp_stg_parse(name, value);
5637  }
5638 
5639 #if KMP_AFFINITY_SUPPORTED
5640  // Special case. KMP_AFFINITY is not a rival to other affinity env vars
5641  // if no affinity type is specified. We want to allow
5642  // KMP_AFFINITY=[no],verbose/[no]warnings/etc. to be enabled when
5643  // specifying the affinity type via GOMP_CPU_AFFINITY or the OMP 4.0
5644  // affinity mechanism.
5645  __kmp_affinity_notype = NULL;
5646  char const *aff_str = __kmp_env_blk_var(&block, "KMP_AFFINITY");
5647  if (aff_str != NULL) {
5648 // Check if the KMP_AFFINITY type is specified in the string.
5649 // We just search the string for "compact", "scatter", etc.
5650 // without really parsing the string. The syntax of the
5651 // KMP_AFFINITY env var is such that none of the affinity
5652 // type names can appear anywhere other that the type
5653 // specifier, even as substrings.
5654 //
5655 // I can't find a case-insensitive version of strstr on Windows* OS.
5656 // Use the case-sensitive version for now.
5657 
5658 #if KMP_OS_WINDOWS
5659 #define FIND strstr
5660 #else
5661 #define FIND strcasestr
5662 #endif
5663 
5664  if ((FIND(aff_str, "none") == NULL) &&
5665  (FIND(aff_str, "physical") == NULL) &&
5666  (FIND(aff_str, "logical") == NULL) &&
5667  (FIND(aff_str, "compact") == NULL) &&
5668  (FIND(aff_str, "scatter") == NULL) &&
5669  (FIND(aff_str, "explicit") == NULL) &&
5670  (FIND(aff_str, "balanced") == NULL) &&
5671  (FIND(aff_str, "disabled") == NULL)) {
5672  __kmp_affinity_notype = __kmp_stg_find("KMP_AFFINITY");
5673  } else {
5674  // A new affinity type is specified.
5675  // Reset the affinity flags to their default values,
5676  // in case this is called from kmp_set_defaults().
5677  __kmp_affinity_type = affinity_default;
5678  __kmp_affinity_gran = affinity_gran_default;
5679  __kmp_affinity_top_method = affinity_top_method_default;
5680  __kmp_affinity_respect_mask = affinity_respect_mask_default;
5681  }
5682 #undef FIND
5683 
5684  // Also reset the affinity flags if OMP_PROC_BIND is specified.
5685  aff_str = __kmp_env_blk_var(&block, "OMP_PROC_BIND");
5686  if (aff_str != NULL) {
5687  __kmp_affinity_type = affinity_default;
5688  __kmp_affinity_gran = affinity_gran_default;
5689  __kmp_affinity_top_method = affinity_top_method_default;
5690  __kmp_affinity_respect_mask = affinity_respect_mask_default;
5691  }
5692  }
5693 
5694 #endif /* KMP_AFFINITY_SUPPORTED */
5695 
5696  // Set up the nested proc bind type vector.
5697  if (__kmp_nested_proc_bind.bind_types == NULL) {
5698  __kmp_nested_proc_bind.bind_types =
5699  (kmp_proc_bind_t *)KMP_INTERNAL_MALLOC(sizeof(kmp_proc_bind_t));
5700  if (__kmp_nested_proc_bind.bind_types == NULL) {
5701  KMP_FATAL(MemoryAllocFailed);
5702  }
5703  __kmp_nested_proc_bind.size = 1;
5704  __kmp_nested_proc_bind.used = 1;
5705 #if KMP_AFFINITY_SUPPORTED
5706  __kmp_nested_proc_bind.bind_types[0] = proc_bind_default;
5707 #else
5708  // default proc bind is false if affinity not supported
5709  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5710 #endif
5711  }
5712 
5713  // Set up the affinity format ICV
5714  // Grab the default affinity format string from the message catalog
5715  kmp_msg_t m =
5716  __kmp_msg_format(kmp_i18n_msg_AffFormatDefault, "%P", "%i", "%n", "%A");
5717  KMP_DEBUG_ASSERT(KMP_STRLEN(m.str) < KMP_AFFINITY_FORMAT_SIZE);
5718 
5719  if (__kmp_affinity_format == NULL) {
5720  __kmp_affinity_format =
5721  (char *)KMP_INTERNAL_MALLOC(sizeof(char) * KMP_AFFINITY_FORMAT_SIZE);
5722  }
5723  KMP_STRCPY_S(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, m.str);
5724  __kmp_str_free(&m.str);
5725 
5726  // Now process all of the settings.
5727  for (i = 0; i < block.count; ++i) {
5728  __kmp_stg_parse(block.vars[i].name, block.vars[i].value);
5729  }
5730 
5731  // If user locks have been allocated yet, don't reset the lock vptr table.
5732  if (!__kmp_init_user_locks) {
5733  if (__kmp_user_lock_kind == lk_default) {
5734  __kmp_user_lock_kind = lk_queuing;
5735  }
5736 #if KMP_USE_DYNAMIC_LOCK
5737  __kmp_init_dynamic_user_locks();
5738 #else
5739  __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
5740 #endif
5741  } else {
5742  KMP_DEBUG_ASSERT(string != NULL); // kmp_set_defaults() was called
5743  KMP_DEBUG_ASSERT(__kmp_user_lock_kind != lk_default);
5744 // Binds lock functions again to follow the transition between different
5745 // KMP_CONSISTENCY_CHECK values. Calling this again is harmless as long
5746 // as we do not allow lock kind changes after making a call to any
5747 // user lock functions (true).
5748 #if KMP_USE_DYNAMIC_LOCK
5749  __kmp_init_dynamic_user_locks();
5750 #else
5751  __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
5752 #endif
5753  }
5754 
5755 #if KMP_AFFINITY_SUPPORTED
5756 
5757  if (!TCR_4(__kmp_init_middle)) {
5758 #if KMP_USE_HWLOC
5759  // Force using hwloc when either tiles or numa nodes requested within
5760  // KMP_HW_SUBSET and no other topology method is requested
5761  if ((__kmp_hws_node.num > 0 || __kmp_hws_tile.num > 0 ||
5762  __kmp_affinity_gran == affinity_gran_tile) &&
5763  (__kmp_affinity_top_method == affinity_top_method_default)) {
5764  __kmp_affinity_top_method = affinity_top_method_hwloc;
5765  }
5766 #endif
5767  // Determine if the machine/OS is actually capable of supporting
5768  // affinity.
5769  const char *var = "KMP_AFFINITY";
5770  KMPAffinity::pick_api();
5771 #if KMP_USE_HWLOC
5772  // If Hwloc topology discovery was requested but affinity was also disabled,
5773  // then tell user that Hwloc request is being ignored and use default
5774  // topology discovery method.
5775  if (__kmp_affinity_top_method == affinity_top_method_hwloc &&
5776  __kmp_affinity_dispatch->get_api_type() != KMPAffinity::HWLOC) {
5777  KMP_WARNING(AffIgnoringHwloc, var);
5778  __kmp_affinity_top_method = affinity_top_method_all;
5779  }
5780 #endif
5781  if (__kmp_affinity_type == affinity_disabled) {
5782  KMP_AFFINITY_DISABLE();
5783  } else if (!KMP_AFFINITY_CAPABLE()) {
5784  __kmp_affinity_dispatch->determine_capable(var);
5785  if (!KMP_AFFINITY_CAPABLE()) {
5786  if (__kmp_affinity_verbose ||
5787  (__kmp_affinity_warnings &&
5788  (__kmp_affinity_type != affinity_default) &&
5789  (__kmp_affinity_type != affinity_none) &&
5790  (__kmp_affinity_type != affinity_disabled))) {
5791  KMP_WARNING(AffNotSupported, var);
5792  }
5793  __kmp_affinity_type = affinity_disabled;
5794  __kmp_affinity_respect_mask = 0;
5795  __kmp_affinity_gran = affinity_gran_fine;
5796  }
5797  }
5798 
5799  if (__kmp_affinity_type == affinity_disabled) {
5800  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5801  } else if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_true) {
5802  // OMP_PROC_BIND=true maps to OMP_PROC_BIND=spread.
5803  __kmp_nested_proc_bind.bind_types[0] = proc_bind_spread;
5804  }
5805 
5806  if (KMP_AFFINITY_CAPABLE()) {
5807 
5808 #if KMP_GROUP_AFFINITY
5809  // This checks to see if the initial affinity mask is equal
5810  // to a single windows processor group. If it is, then we do
5811  // not respect the initial affinity mask and instead, use the
5812  // entire machine.
5813  bool exactly_one_group = false;
5814  if (__kmp_num_proc_groups > 1) {
5815  int group;
5816  bool within_one_group;
5817  // Get the initial affinity mask and determine if it is
5818  // contained within a single group.
5819  kmp_affin_mask_t *init_mask;
5820  KMP_CPU_ALLOC(init_mask);
5821  __kmp_get_system_affinity(init_mask, TRUE);
5822  group = __kmp_get_proc_group(init_mask);
5823  within_one_group = (group >= 0);
5824  // If the initial affinity is within a single group,
5825  // then determine if it is equal to that single group.
5826  if (within_one_group) {
5827  DWORD num_bits_in_group = __kmp_GetActiveProcessorCount(group);
5828  DWORD num_bits_in_mask = 0;
5829  for (int bit = init_mask->begin(); bit != init_mask->end();
5830  bit = init_mask->next(bit))
5831  num_bits_in_mask++;
5832  exactly_one_group = (num_bits_in_group == num_bits_in_mask);
5833  }
5834  KMP_CPU_FREE(init_mask);
5835  }
5836 
5837  // Handle the Win 64 group affinity stuff if there are multiple
5838  // processor groups, or if the user requested it, and OMP 4.0
5839  // affinity is not in effect.
5840  if (((__kmp_num_proc_groups > 1) &&
5841  (__kmp_affinity_type == affinity_default) &&
5842  (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default)) ||
5843  (__kmp_affinity_top_method == affinity_top_method_group)) {
5844  if (__kmp_affinity_respect_mask == affinity_respect_mask_default &&
5845  exactly_one_group) {
5846  __kmp_affinity_respect_mask = FALSE;
5847  }
5848  if (__kmp_affinity_type == affinity_default) {
5849  __kmp_affinity_type = affinity_compact;
5850  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
5851  }
5852  if (__kmp_affinity_top_method == affinity_top_method_default) {
5853  if (__kmp_affinity_gran == affinity_gran_default) {
5854  __kmp_affinity_top_method = affinity_top_method_group;
5855  __kmp_affinity_gran = affinity_gran_group;
5856  } else if (__kmp_affinity_gran == affinity_gran_group) {
5857  __kmp_affinity_top_method = affinity_top_method_group;
5858  } else {
5859  __kmp_affinity_top_method = affinity_top_method_all;
5860  }
5861  } else if (__kmp_affinity_top_method == affinity_top_method_group) {
5862  if (__kmp_affinity_gran == affinity_gran_default) {
5863  __kmp_affinity_gran = affinity_gran_group;
5864  } else if ((__kmp_affinity_gran != affinity_gran_group) &&
5865  (__kmp_affinity_gran != affinity_gran_fine) &&
5866  (__kmp_affinity_gran != affinity_gran_thread)) {
5867  const char *str = NULL;
5868  switch (__kmp_affinity_gran) {
5869  case affinity_gran_core:
5870  str = "core";
5871  break;
5872  case affinity_gran_package:
5873  str = "package";
5874  break;
5875  case affinity_gran_node:
5876  str = "node";
5877  break;
5878  case affinity_gran_tile:
5879  str = "tile";
5880  break;
5881  default:
5882  KMP_DEBUG_ASSERT(0);
5883  }
5884  KMP_WARNING(AffGranTopGroup, var, str);
5885  __kmp_affinity_gran = affinity_gran_fine;
5886  }
5887  } else {
5888  if (__kmp_affinity_gran == affinity_gran_default) {
5889  __kmp_affinity_gran = affinity_gran_core;
5890  } else if (__kmp_affinity_gran == affinity_gran_group) {
5891  const char *str = NULL;
5892  switch (__kmp_affinity_type) {
5893  case affinity_physical:
5894  str = "physical";
5895  break;
5896  case affinity_logical:
5897  str = "logical";
5898  break;
5899  case affinity_compact:
5900  str = "compact";
5901  break;
5902  case affinity_scatter:
5903  str = "scatter";
5904  break;
5905  case affinity_explicit:
5906  str = "explicit";
5907  break;
5908  // No MIC on windows, so no affinity_balanced case
5909  default:
5910  KMP_DEBUG_ASSERT(0);
5911  }
5912  KMP_WARNING(AffGranGroupType, var, str);
5913  __kmp_affinity_gran = affinity_gran_core;
5914  }
5915  }
5916  } else
5917 
5918 #endif /* KMP_GROUP_AFFINITY */
5919 
5920  {
5921  if (__kmp_affinity_respect_mask == affinity_respect_mask_default) {
5922 #if KMP_GROUP_AFFINITY
5923  if (__kmp_num_proc_groups > 1 && exactly_one_group) {
5924  __kmp_affinity_respect_mask = FALSE;
5925  } else
5926 #endif /* KMP_GROUP_AFFINITY */
5927  {
5928  __kmp_affinity_respect_mask = TRUE;
5929  }
5930  }
5931  if ((__kmp_nested_proc_bind.bind_types[0] != proc_bind_intel) &&
5932  (__kmp_nested_proc_bind.bind_types[0] != proc_bind_default)) {
5933  if (__kmp_affinity_type == affinity_default) {
5934  __kmp_affinity_type = affinity_compact;
5935  __kmp_affinity_dups = FALSE;
5936  }
5937  } else if (__kmp_affinity_type == affinity_default) {
5938 #if KMP_MIC_SUPPORTED
5939  if (__kmp_mic_type != non_mic) {
5940  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
5941  } else
5942 #endif
5943  {
5944  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5945  }
5946 #if KMP_MIC_SUPPORTED
5947  if (__kmp_mic_type != non_mic) {
5948  __kmp_affinity_type = affinity_scatter;
5949  } else
5950 #endif
5951  {
5952  __kmp_affinity_type = affinity_none;
5953  }
5954  }
5955  if ((__kmp_affinity_gran == affinity_gran_default) &&
5956  (__kmp_affinity_gran_levels < 0)) {
5957 #if KMP_MIC_SUPPORTED
5958  if (__kmp_mic_type != non_mic) {
5959  __kmp_affinity_gran = affinity_gran_fine;
5960  } else
5961 #endif
5962  {
5963  __kmp_affinity_gran = affinity_gran_core;
5964  }
5965  }
5966  if (__kmp_affinity_top_method == affinity_top_method_default) {
5967  __kmp_affinity_top_method = affinity_top_method_all;
5968  }
5969  }
5970  }
5971 
5972  K_DIAG(1, ("__kmp_affinity_type == %d\n", __kmp_affinity_type));
5973  K_DIAG(1, ("__kmp_affinity_compact == %d\n", __kmp_affinity_compact));
5974  K_DIAG(1, ("__kmp_affinity_offset == %d\n", __kmp_affinity_offset));
5975  K_DIAG(1, ("__kmp_affinity_verbose == %d\n", __kmp_affinity_verbose));
5976  K_DIAG(1, ("__kmp_affinity_warnings == %d\n", __kmp_affinity_warnings));
5977  K_DIAG(1, ("__kmp_affinity_respect_mask == %d\n",
5978  __kmp_affinity_respect_mask));
5979  K_DIAG(1, ("__kmp_affinity_gran == %d\n", __kmp_affinity_gran));
5980 
5981  KMP_DEBUG_ASSERT(__kmp_affinity_type != affinity_default);
5982  KMP_DEBUG_ASSERT(__kmp_nested_proc_bind.bind_types[0] != proc_bind_default);
5983  K_DIAG(1, ("__kmp_nested_proc_bind.bind_types[0] == %d\n",
5984  __kmp_nested_proc_bind.bind_types[0]));
5985  }
5986 
5987 #endif /* KMP_AFFINITY_SUPPORTED */
5988 
5989  if (__kmp_version) {
5990  __kmp_print_version_1();
5991  }
5992 
5993  // Post-initialization step: some env. vars need their value's further
5994  // processing
5995  if (string != NULL) { // kmp_set_defaults() was called
5996  __kmp_aux_env_initialize(&block);
5997  }
5998 
5999  __kmp_env_blk_free(&block);
6000 
6001  KMP_MB();
6002 
6003 } // __kmp_env_initialize
6004 
6005 void __kmp_env_print() {
6006 
6007  kmp_env_blk_t block;
6008  int i;
6009  kmp_str_buf_t buffer;
6010 
6011  __kmp_stg_init();
6012  __kmp_str_buf_init(&buffer);
6013 
6014  __kmp_env_blk_init(&block, NULL);
6015  __kmp_env_blk_sort(&block);
6016 
6017  // Print real environment values.
6018  __kmp_str_buf_print(&buffer, "\n%s\n\n", KMP_I18N_STR(UserSettings));
6019  for (i = 0; i < block.count; ++i) {
6020  char const *name = block.vars[i].name;
6021  char const *value = block.vars[i].value;
6022  if ((KMP_STRLEN(name) > 4 && strncmp(name, "KMP_", 4) == 0) ||
6023  strncmp(name, "OMP_", 4) == 0
6024 #ifdef KMP_GOMP_COMPAT
6025  || strncmp(name, "GOMP_", 5) == 0
6026 #endif // KMP_GOMP_COMPAT
6027  ) {
6028  __kmp_str_buf_print(&buffer, " %s=%s\n", name, value);
6029  }
6030  }
6031  __kmp_str_buf_print(&buffer, "\n");
6032 
6033  // Print internal (effective) settings.
6034  __kmp_str_buf_print(&buffer, "%s\n\n", KMP_I18N_STR(EffectiveSettings));
6035  for (int i = 0; i < __kmp_stg_count; ++i) {
6036  if (__kmp_stg_table[i].print != NULL) {
6037  __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
6038  __kmp_stg_table[i].data);
6039  }
6040  }
6041 
6042  __kmp_printf("%s", buffer.str);
6043 
6044  __kmp_env_blk_free(&block);
6045  __kmp_str_buf_free(&buffer);
6046 
6047  __kmp_printf("\n");
6048 
6049 } // __kmp_env_print
6050 
6051 void __kmp_env_print_2() {
6052  __kmp_display_env_impl(__kmp_display_env, __kmp_display_env_verbose);
6053 } // __kmp_env_print_2
6054 
6055 
6056 void __kmp_display_env_impl(int display_env, int display_env_verbose) {
6057  kmp_env_blk_t block;
6058  kmp_str_buf_t buffer;
6059 
6060  __kmp_env_format = 1;
6061 
6062  __kmp_stg_init();
6063  __kmp_str_buf_init(&buffer);
6064 
6065  __kmp_env_blk_init(&block, NULL);
6066  __kmp_env_blk_sort(&block);
6067 
6068  __kmp_str_buf_print(&buffer, "\n%s\n", KMP_I18N_STR(DisplayEnvBegin));
6069  __kmp_str_buf_print(&buffer, " _OPENMP='%d'\n", __kmp_openmp_version);
6070 
6071  for (int i = 0; i < __kmp_stg_count; ++i) {
6072  if (__kmp_stg_table[i].print != NULL &&
6073  ((display_env &&
6074  strncmp(__kmp_stg_table[i].name, "OMP_", 4) == 0) ||
6075  display_env_verbose)) {
6076  __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
6077  __kmp_stg_table[i].data);
6078  }
6079  }
6080 
6081  __kmp_str_buf_print(&buffer, "%s\n", KMP_I18N_STR(DisplayEnvEnd));
6082  __kmp_str_buf_print(&buffer, "\n");
6083 
6084  __kmp_printf("%s", buffer.str);
6085 
6086  __kmp_env_blk_free(&block);
6087  __kmp_str_buf_free(&buffer);
6088 
6089  __kmp_printf("\n");
6090 }
6091 
6092 // end of file
sched_type
Definition: kmp.h:351
@ kmp_sch_auto
Definition: kmp.h:358
@ kmp_sch_static
Definition: kmp.h:354
@ kmp_sch_modifier_monotonic
Definition: kmp.h:439
@ kmp_sch_default
Definition: kmp.h:459
@ kmp_sch_modifier_nonmonotonic
Definition: kmp.h:441
@ kmp_sch_guided_chunked
Definition: kmp.h:356