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