LLVM OpenMP* Runtime Library
kmp_settings.cpp
1 /*
2  * kmp_settings.cpp -- Initialize environment variables
3  */
4 
5 //===----------------------------------------------------------------------===//
6 //
7 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
8 // See https://llvm.org/LICENSE.txt for license information.
9 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #include "kmp.h"
14 #include "kmp_affinity.h"
15 #include "kmp_atomic.h"
16 #if KMP_USE_HIER_SCHED
17 #include "kmp_dispatch_hier.h"
18 #endif
19 #include "kmp_environment.h"
20 #include "kmp_i18n.h"
21 #include "kmp_io.h"
22 #include "kmp_itt.h"
23 #include "kmp_lock.h"
24 #include "kmp_settings.h"
25 #include "kmp_str.h"
26 #include "kmp_wrapper_getpid.h"
27 #include <ctype.h> // toupper()
28 #if OMPD_SUPPORT
29 #include "ompd-specific.h"
30 #endif
31 
32 static int __kmp_env_toPrint(char const *name, int flag);
33 
34 bool __kmp_env_format = 0; // 0 - old format; 1 - new format
35 
36 // -----------------------------------------------------------------------------
37 // Helper string functions. Subject to move to kmp_str.
38 
39 #ifdef USE_LOAD_BALANCE
40 static double __kmp_convert_to_double(char const *s) {
41  double result;
42 
43  if (KMP_SSCANF(s, "%lf", &result) < 1) {
44  result = 0.0;
45  }
46 
47  return result;
48 }
49 #endif
50 
51 #ifdef KMP_DEBUG
52 static unsigned int __kmp_readstr_with_sentinel(char *dest, char const *src,
53  size_t len, char sentinel) {
54  unsigned int i;
55  for (i = 0; i < len; i++) {
56  if ((*src == '\0') || (*src == sentinel)) {
57  break;
58  }
59  *(dest++) = *(src++);
60  }
61  *dest = '\0';
62  return i;
63 }
64 #endif
65 
66 static int __kmp_match_with_sentinel(char const *a, char const *b, size_t len,
67  char sentinel) {
68  size_t l = 0;
69 
70  if (a == NULL)
71  a = "";
72  if (b == NULL)
73  b = "";
74  while (*a && *b && *b != sentinel) {
75  char ca = *a, cb = *b;
76 
77  if (ca >= 'a' && ca <= 'z')
78  ca -= 'a' - 'A';
79  if (cb >= 'a' && cb <= 'z')
80  cb -= 'a' - 'A';
81  if (ca != cb)
82  return FALSE;
83  ++l;
84  ++a;
85  ++b;
86  }
87  return l >= len;
88 }
89 
90 // Expected usage:
91 // token is the token to check for.
92 // buf is the string being parsed.
93 // *end returns the char after the end of the token.
94 // it is not modified unless a match occurs.
95 //
96 // Example 1:
97 //
98 // if (__kmp_match_str("token", buf, *end) {
99 // <do something>
100 // buf = end;
101 // }
102 //
103 // Example 2:
104 //
105 // if (__kmp_match_str("token", buf, *end) {
106 // char *save = **end;
107 // **end = sentinel;
108 // <use any of the __kmp*_with_sentinel() functions>
109 // **end = save;
110 // buf = end;
111 // }
112 
113 static int __kmp_match_str(char const *token, char const *buf,
114  const char **end) {
115 
116  KMP_ASSERT(token != NULL);
117  KMP_ASSERT(buf != NULL);
118  KMP_ASSERT(end != NULL);
119 
120  while (*token && *buf) {
121  char ct = *token, cb = *buf;
122 
123  if (ct >= 'a' && ct <= 'z')
124  ct -= 'a' - 'A';
125  if (cb >= 'a' && cb <= 'z')
126  cb -= 'a' - 'A';
127  if (ct != cb)
128  return FALSE;
129  ++token;
130  ++buf;
131  }
132  if (*token) {
133  return FALSE;
134  }
135  *end = buf;
136  return TRUE;
137 }
138 
139 #if KMP_OS_DARWIN
140 static size_t __kmp_round4k(size_t size) {
141  size_t _4k = 4 * 1024;
142  if (size & (_4k - 1)) {
143  size &= ~(_4k - 1);
144  if (size <= KMP_SIZE_T_MAX - _4k) {
145  size += _4k; // Round up if there is no overflow.
146  }
147  }
148  return size;
149 } // __kmp_round4k
150 #endif
151 
152 /* Here, multipliers are like __kmp_convert_to_seconds, but floating-point
153  values are allowed, and the return value is in milliseconds. The default
154  multiplier is milliseconds. Returns INT_MAX only if the value specified
155  matches "infinit*". Returns -1 if specified string is invalid. */
156 int __kmp_convert_to_milliseconds(char const *data) {
157  int ret, nvalues, factor;
158  char mult, extra;
159  double value;
160 
161  if (data == NULL)
162  return (-1);
163  if (__kmp_str_match("infinit", -1, data))
164  return (INT_MAX);
165  value = (double)0.0;
166  mult = '\0';
167 #if KMP_OS_WINDOWS && KMP_MSVC_COMPAT
168  // On Windows, each %c parameter needs additional size parameter for sscanf_s
169  nvalues = KMP_SSCANF(data, "%lf%c%c", &value, &mult, 1, &extra, 1);
170 #else
171  nvalues = KMP_SSCANF(data, "%lf%c%c", &value, &mult, &extra);
172 #endif
173  if (nvalues < 1)
174  return (-1);
175  if (nvalues == 1)
176  mult = '\0';
177  if (nvalues == 3)
178  return (-1);
179 
180  if (value < 0)
181  return (-1);
182 
183  switch (mult) {
184  case '\0':
185  /* default is milliseconds */
186  factor = 1;
187  break;
188  case 's':
189  case 'S':
190  factor = 1000;
191  break;
192  case 'm':
193  case 'M':
194  factor = 1000 * 60;
195  break;
196  case 'h':
197  case 'H':
198  factor = 1000 * 60 * 60;
199  break;
200  case 'd':
201  case 'D':
202  factor = 1000 * 24 * 60 * 60;
203  break;
204  default:
205  return (-1);
206  }
207 
208  if (value >= ((INT_MAX - 1) / factor))
209  ret = INT_MAX - 1; /* Don't allow infinite value here */
210  else
211  ret = (int)(value * (double)factor); /* truncate to int */
212 
213  return ret;
214 }
215 
216 static int __kmp_strcasecmp_with_sentinel(char const *a, char const *b,
217  char sentinel) {
218  if (a == NULL)
219  a = "";
220  if (b == NULL)
221  b = "";
222  while (*a && *b && *b != sentinel) {
223  char ca = *a, cb = *b;
224 
225  if (ca >= 'a' && ca <= 'z')
226  ca -= 'a' - 'A';
227  if (cb >= 'a' && cb <= 'z')
228  cb -= 'a' - 'A';
229  if (ca != cb)
230  return (int)(unsigned char)*a - (int)(unsigned char)*b;
231  ++a;
232  ++b;
233  }
234  return *a ? (*b && *b != sentinel)
235  ? (int)(unsigned char)*a - (int)(unsigned char)*b
236  : 1
237  : (*b && *b != sentinel) ? -1
238  : 0;
239 }
240 
241 // =============================================================================
242 // Table structures and helper functions.
243 
244 typedef struct __kmp_setting kmp_setting_t;
245 typedef struct __kmp_stg_ss_data kmp_stg_ss_data_t;
246 typedef struct __kmp_stg_wp_data kmp_stg_wp_data_t;
247 typedef struct __kmp_stg_fr_data kmp_stg_fr_data_t;
248 
249 typedef void (*kmp_stg_parse_func_t)(char const *name, char const *value,
250  void *data);
251 typedef void (*kmp_stg_print_func_t)(kmp_str_buf_t *buffer, char const *name,
252  void *data);
253 
254 struct __kmp_setting {
255  char const *name; // Name of setting (environment variable).
256  kmp_stg_parse_func_t parse; // Parser function.
257  kmp_stg_print_func_t print; // Print function.
258  void *data; // Data passed to parser and printer.
259  int set; // Variable set during this "session"
260  // (__kmp_env_initialize() or kmp_set_defaults() call).
261  int defined; // Variable set in any "session".
262 }; // struct __kmp_setting
263 
264 struct __kmp_stg_ss_data {
265  size_t factor; // Default factor: 1 for KMP_STACKSIZE, 1024 for others.
266  kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
267 }; // struct __kmp_stg_ss_data
268 
269 struct __kmp_stg_wp_data {
270  int omp; // 0 -- KMP_LIBRARY, 1 -- OMP_WAIT_POLICY.
271  kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
272 }; // struct __kmp_stg_wp_data
273 
274 struct __kmp_stg_fr_data {
275  int force; // 0 -- KMP_DETERMINISTIC_REDUCTION, 1 -- KMP_FORCE_REDUCTION.
276  kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
277 }; // struct __kmp_stg_fr_data
278 
279 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found.
280  char const *name, // Name of variable.
281  char const *value, // Value of the variable.
282  kmp_setting_t **rivals // List of rival settings (must include current one).
283 );
284 
285 // -----------------------------------------------------------------------------
286 // Helper parse functions.
287 
288 static void __kmp_stg_parse_bool(char const *name, char const *value,
289  int *out) {
290  if (__kmp_str_match_true(value)) {
291  *out = TRUE;
292  } else if (__kmp_str_match_false(value)) {
293  *out = FALSE;
294  } else {
295  __kmp_msg(kmp_ms_warning, KMP_MSG(BadBoolValue, name, value),
296  KMP_HNT(ValidBoolValues), __kmp_msg_null);
297  }
298 } // __kmp_stg_parse_bool
299 
300 // placed here in order to use __kmp_round4k static function
301 void __kmp_check_stksize(size_t *val) {
302  // if system stack size is too big then limit the size for worker threads
303  if (*val > KMP_DEFAULT_STKSIZE * 16) // just a heuristics...
304  *val = KMP_DEFAULT_STKSIZE * 16;
305  if (*val < __kmp_sys_min_stksize)
306  *val = __kmp_sys_min_stksize;
307  if (*val > KMP_MAX_STKSIZE)
308  *val = KMP_MAX_STKSIZE; // dead code currently, but may work in future
309 #if KMP_OS_DARWIN
310  *val = __kmp_round4k(*val);
311 #endif // KMP_OS_DARWIN
312 }
313 
314 static void __kmp_stg_parse_size(char const *name, char const *value,
315  size_t size_min, size_t size_max,
316  int *is_specified, size_t *out,
317  size_t factor) {
318  char const *msg = NULL;
319 #if KMP_OS_DARWIN
320  size_min = __kmp_round4k(size_min);
321  size_max = __kmp_round4k(size_max);
322 #endif // KMP_OS_DARWIN
323  if (value) {
324  if (is_specified != NULL) {
325  *is_specified = 1;
326  }
327  __kmp_str_to_size(value, out, factor, &msg);
328  if (msg == NULL) {
329  if (*out > size_max) {
330  *out = size_max;
331  msg = KMP_I18N_STR(ValueTooLarge);
332  } else if (*out < size_min) {
333  *out = size_min;
334  msg = KMP_I18N_STR(ValueTooSmall);
335  } else {
336 #if KMP_OS_DARWIN
337  size_t round4k = __kmp_round4k(*out);
338  if (*out != round4k) {
339  *out = round4k;
340  msg = KMP_I18N_STR(NotMultiple4K);
341  }
342 #endif
343  }
344  } else {
345  // If integer overflow occurred, * out == KMP_SIZE_T_MAX. Cut it to
346  // size_max silently.
347  if (*out < size_min) {
348  *out = size_max;
349  } else if (*out > size_max) {
350  *out = size_max;
351  }
352  }
353  if (msg != NULL) {
354  // Message is not empty. Print warning.
355  kmp_str_buf_t buf;
356  __kmp_str_buf_init(&buf);
357  __kmp_str_buf_print_size(&buf, *out);
358  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
359  KMP_INFORM(Using_str_Value, name, buf.str);
360  __kmp_str_buf_free(&buf);
361  }
362  }
363 } // __kmp_stg_parse_size
364 
365 static void __kmp_stg_parse_str(char const *name, char const *value,
366  char **out) {
367  __kmp_str_free(out);
368  *out = __kmp_str_format("%s", value);
369 } // __kmp_stg_parse_str
370 
371 static void __kmp_stg_parse_int(
372  char const
373  *name, // I: Name of environment variable (used in warning messages).
374  char const *value, // I: Value of environment variable to parse.
375  int min, // I: Minimum allowed value.
376  int max, // I: Maximum allowed value.
377  int *out // O: Output (parsed) value.
378 ) {
379  char const *msg = NULL;
380  kmp_uint64 uint = *out;
381  __kmp_str_to_uint(value, &uint, &msg);
382  if (msg == NULL) {
383  if (uint < (unsigned int)min) {
384  msg = KMP_I18N_STR(ValueTooSmall);
385  uint = min;
386  } else if (uint > (unsigned int)max) {
387  msg = KMP_I18N_STR(ValueTooLarge);
388  uint = max;
389  }
390  } else {
391  // If overflow occurred msg contains error message and uint is very big. Cut
392  // tmp it to INT_MAX.
393  if (uint < (unsigned int)min) {
394  uint = min;
395  } else if (uint > (unsigned int)max) {
396  uint = max;
397  }
398  }
399  if (msg != NULL) {
400  // Message is not empty. Print warning.
401  kmp_str_buf_t buf;
402  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
403  __kmp_str_buf_init(&buf);
404  __kmp_str_buf_print(&buf, "%" KMP_UINT64_SPEC "", uint);
405  KMP_INFORM(Using_uint64_Value, name, buf.str);
406  __kmp_str_buf_free(&buf);
407  }
408  __kmp_type_convert(uint, out);
409 } // __kmp_stg_parse_int
410 
411 #if KMP_DEBUG_ADAPTIVE_LOCKS
412 static void __kmp_stg_parse_file(char const *name, char const *value,
413  const char *suffix, char **out) {
414  char buffer[256];
415  char *t;
416  int hasSuffix;
417  __kmp_str_free(out);
418  t = (char *)strrchr(value, '.');
419  hasSuffix = t && __kmp_str_eqf(t, suffix);
420  t = __kmp_str_format("%s%s", value, hasSuffix ? "" : suffix);
421  __kmp_expand_file_name(buffer, sizeof(buffer), t);
422  __kmp_str_free(&t);
423  *out = __kmp_str_format("%s", buffer);
424 } // __kmp_stg_parse_file
425 #endif
426 
427 #ifdef KMP_DEBUG
428 static char *par_range_to_print = NULL;
429 
430 static void __kmp_stg_parse_par_range(char const *name, char const *value,
431  int *out_range, char *out_routine,
432  char *out_file, int *out_lb,
433  int *out_ub) {
434  const char *par_range_value;
435  size_t len = KMP_STRLEN(value) + 1;
436  par_range_to_print = (char *)KMP_INTERNAL_MALLOC(len + 1);
437  KMP_STRNCPY_S(par_range_to_print, len + 1, value, len + 1);
438  __kmp_par_range = +1;
439  __kmp_par_range_lb = 0;
440  __kmp_par_range_ub = INT_MAX;
441  for (;;) {
442  unsigned int len;
443  if (!value || *value == '\0') {
444  break;
445  }
446  if (!__kmp_strcasecmp_with_sentinel("routine", value, '=')) {
447  par_range_value = strchr(value, '=') + 1;
448  if (!par_range_value)
449  goto par_range_error;
450  value = par_range_value;
451  len = __kmp_readstr_with_sentinel(out_routine, value,
452  KMP_PAR_RANGE_ROUTINE_LEN - 1, ',');
453  if (len == 0) {
454  goto par_range_error;
455  }
456  value = strchr(value, ',');
457  if (value != NULL) {
458  value++;
459  }
460  continue;
461  }
462  if (!__kmp_strcasecmp_with_sentinel("filename", value, '=')) {
463  par_range_value = strchr(value, '=') + 1;
464  if (!par_range_value)
465  goto par_range_error;
466  value = par_range_value;
467  len = __kmp_readstr_with_sentinel(out_file, value,
468  KMP_PAR_RANGE_FILENAME_LEN - 1, ',');
469  if (len == 0) {
470  goto par_range_error;
471  }
472  value = strchr(value, ',');
473  if (value != NULL) {
474  value++;
475  }
476  continue;
477  }
478  if ((!__kmp_strcasecmp_with_sentinel("range", value, '=')) ||
479  (!__kmp_strcasecmp_with_sentinel("incl_range", value, '='))) {
480  par_range_value = strchr(value, '=') + 1;
481  if (!par_range_value)
482  goto par_range_error;
483  value = par_range_value;
484  if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) {
485  goto par_range_error;
486  }
487  *out_range = +1;
488  value = strchr(value, ',');
489  if (value != NULL) {
490  value++;
491  }
492  continue;
493  }
494  if (!__kmp_strcasecmp_with_sentinel("excl_range", value, '=')) {
495  par_range_value = strchr(value, '=') + 1;
496  if (!par_range_value)
497  goto par_range_error;
498  value = par_range_value;
499  if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) {
500  goto par_range_error;
501  }
502  *out_range = -1;
503  value = strchr(value, ',');
504  if (value != NULL) {
505  value++;
506  }
507  continue;
508  }
509  par_range_error:
510  KMP_WARNING(ParRangeSyntax, name);
511  __kmp_par_range = 0;
512  break;
513  }
514 } // __kmp_stg_parse_par_range
515 #endif
516 
517 int __kmp_initial_threads_capacity(int req_nproc) {
518  int nth = 32;
519 
520  /* MIN( MAX( 32, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ),
521  * __kmp_max_nth) */
522  if (nth < (4 * req_nproc))
523  nth = (4 * req_nproc);
524  if (nth < (4 * __kmp_xproc))
525  nth = (4 * __kmp_xproc);
526 
527  // If hidden helper task is enabled, we initialize the thread capacity with
528  // extra __kmp_hidden_helper_threads_num.
529  if (__kmp_enable_hidden_helper) {
530  nth += __kmp_hidden_helper_threads_num;
531  }
532 
533  if (nth > __kmp_max_nth)
534  nth = __kmp_max_nth;
535 
536  return nth;
537 }
538 
539 int __kmp_default_tp_capacity(int req_nproc, int max_nth,
540  int all_threads_specified) {
541  int nth = 128;
542 
543  if (all_threads_specified)
544  return max_nth;
545  /* MIN( MAX (128, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ),
546  * __kmp_max_nth ) */
547  if (nth < (4 * req_nproc))
548  nth = (4 * req_nproc);
549  if (nth < (4 * __kmp_xproc))
550  nth = (4 * __kmp_xproc);
551 
552  if (nth > __kmp_max_nth)
553  nth = __kmp_max_nth;
554 
555  return nth;
556 }
557 
558 // -----------------------------------------------------------------------------
559 // Helper print functions.
560 
561 static void __kmp_stg_print_bool(kmp_str_buf_t *buffer, char const *name,
562  int value) {
563  if (__kmp_env_format) {
564  KMP_STR_BUF_PRINT_BOOL;
565  } else {
566  __kmp_str_buf_print(buffer, " %s=%s\n", name, value ? "true" : "false");
567  }
568 } // __kmp_stg_print_bool
569 
570 static void __kmp_stg_print_int(kmp_str_buf_t *buffer, char const *name,
571  int value) {
572  if (__kmp_env_format) {
573  KMP_STR_BUF_PRINT_INT;
574  } else {
575  __kmp_str_buf_print(buffer, " %s=%d\n", name, value);
576  }
577 } // __kmp_stg_print_int
578 
579 static void __kmp_stg_print_uint64(kmp_str_buf_t *buffer, char const *name,
580  kmp_uint64 value) {
581  if (__kmp_env_format) {
582  KMP_STR_BUF_PRINT_UINT64;
583  } else {
584  __kmp_str_buf_print(buffer, " %s=%" KMP_UINT64_SPEC "\n", name, value);
585  }
586 } // __kmp_stg_print_uint64
587 
588 static void __kmp_stg_print_str(kmp_str_buf_t *buffer, char const *name,
589  char const *value) {
590  if (__kmp_env_format) {
591  KMP_STR_BUF_PRINT_STR;
592  } else {
593  __kmp_str_buf_print(buffer, " %s=%s\n", name, value);
594  }
595 } // __kmp_stg_print_str
596 
597 static void __kmp_stg_print_size(kmp_str_buf_t *buffer, char const *name,
598  size_t value) {
599  if (__kmp_env_format) {
600  KMP_STR_BUF_PRINT_NAME_EX(name);
601  __kmp_str_buf_print_size(buffer, value);
602  __kmp_str_buf_print(buffer, "'\n");
603  } else {
604  __kmp_str_buf_print(buffer, " %s=", name);
605  __kmp_str_buf_print_size(buffer, value);
606  __kmp_str_buf_print(buffer, "\n");
607  return;
608  }
609 } // __kmp_stg_print_size
610 
611 // =============================================================================
612 // Parse and print functions.
613 
614 // -----------------------------------------------------------------------------
615 // KMP_DEVICE_THREAD_LIMIT, KMP_ALL_THREADS
616 
617 static void __kmp_stg_parse_device_thread_limit(char const *name,
618  char const *value, void *data) {
619  kmp_setting_t **rivals = (kmp_setting_t **)data;
620  int rc;
621  if (strcmp(name, "KMP_ALL_THREADS") == 0) {
622  KMP_INFORM(EnvVarDeprecated, name, "KMP_DEVICE_THREAD_LIMIT");
623  }
624  rc = __kmp_stg_check_rivals(name, value, rivals);
625  if (rc) {
626  return;
627  }
628  if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
629  __kmp_max_nth = __kmp_xproc;
630  __kmp_allThreadsSpecified = 1;
631  } else {
632  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_max_nth);
633  __kmp_allThreadsSpecified = 0;
634  }
635  K_DIAG(1, ("__kmp_max_nth == %d\n", __kmp_max_nth));
636 
637 } // __kmp_stg_parse_device_thread_limit
638 
639 static void __kmp_stg_print_device_thread_limit(kmp_str_buf_t *buffer,
640  char const *name, void *data) {
641  __kmp_stg_print_int(buffer, name, __kmp_max_nth);
642 } // __kmp_stg_print_device_thread_limit
643 
644 // -----------------------------------------------------------------------------
645 // OMP_THREAD_LIMIT
646 static void __kmp_stg_parse_thread_limit(char const *name, char const *value,
647  void *data) {
648  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_cg_max_nth);
649  K_DIAG(1, ("__kmp_cg_max_nth == %d\n", __kmp_cg_max_nth));
650 
651 } // __kmp_stg_parse_thread_limit
652 
653 static void __kmp_stg_print_thread_limit(kmp_str_buf_t *buffer,
654  char const *name, void *data) {
655  __kmp_stg_print_int(buffer, name, __kmp_cg_max_nth);
656 } // __kmp_stg_print_thread_limit
657 
658 // -----------------------------------------------------------------------------
659 // OMP_NUM_TEAMS
660 static void __kmp_stg_parse_nteams(char const *name, char const *value,
661  void *data) {
662  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_nteams);
663  K_DIAG(1, ("__kmp_nteams == %d\n", __kmp_nteams));
664 } // __kmp_stg_parse_nteams
665 
666 static void __kmp_stg_print_nteams(kmp_str_buf_t *buffer, char const *name,
667  void *data) {
668  __kmp_stg_print_int(buffer, name, __kmp_nteams);
669 } // __kmp_stg_print_nteams
670 
671 // -----------------------------------------------------------------------------
672 // OMP_TEAMS_THREAD_LIMIT
673 static void __kmp_stg_parse_teams_th_limit(char const *name, char const *value,
674  void *data) {
675  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth,
676  &__kmp_teams_thread_limit);
677  K_DIAG(1, ("__kmp_teams_thread_limit == %d\n", __kmp_teams_thread_limit));
678 } // __kmp_stg_parse_teams_th_limit
679 
680 static void __kmp_stg_print_teams_th_limit(kmp_str_buf_t *buffer,
681  char const *name, void *data) {
682  __kmp_stg_print_int(buffer, name, __kmp_teams_thread_limit);
683 } // __kmp_stg_print_teams_th_limit
684 
685 // -----------------------------------------------------------------------------
686 // KMP_TEAMS_THREAD_LIMIT
687 static void __kmp_stg_parse_teams_thread_limit(char const *name,
688  char const *value, void *data) {
689  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_teams_max_nth);
690 } // __kmp_stg_teams_thread_limit
691 
692 static void __kmp_stg_print_teams_thread_limit(kmp_str_buf_t *buffer,
693  char const *name, void *data) {
694  __kmp_stg_print_int(buffer, name, __kmp_teams_max_nth);
695 } // __kmp_stg_print_teams_thread_limit
696 
697 // -----------------------------------------------------------------------------
698 // KMP_USE_YIELD
699 static void __kmp_stg_parse_use_yield(char const *name, char const *value,
700  void *data) {
701  __kmp_stg_parse_int(name, value, 0, 2, &__kmp_use_yield);
702  __kmp_use_yield_exp_set = 1;
703 } // __kmp_stg_parse_use_yield
704 
705 static void __kmp_stg_print_use_yield(kmp_str_buf_t *buffer, char const *name,
706  void *data) {
707  __kmp_stg_print_int(buffer, name, __kmp_use_yield);
708 } // __kmp_stg_print_use_yield
709 
710 // -----------------------------------------------------------------------------
711 // KMP_BLOCKTIME
712 
713 static void __kmp_stg_parse_blocktime(char const *name, char const *value,
714  void *data) {
715  __kmp_dflt_blocktime = __kmp_convert_to_milliseconds(value);
716  if (__kmp_dflt_blocktime < 0) {
717  __kmp_dflt_blocktime = KMP_DEFAULT_BLOCKTIME;
718  __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidValue, name, value),
719  __kmp_msg_null);
720  KMP_INFORM(Using_int_Value, name, __kmp_dflt_blocktime);
721  __kmp_env_blocktime = FALSE; // Revert to default as if var not set.
722  } else {
723  if (__kmp_dflt_blocktime < KMP_MIN_BLOCKTIME) {
724  __kmp_dflt_blocktime = KMP_MIN_BLOCKTIME;
725  __kmp_msg(kmp_ms_warning, KMP_MSG(SmallValue, name, value),
726  __kmp_msg_null);
727  KMP_INFORM(MinValueUsing, name, __kmp_dflt_blocktime);
728  } else if (__kmp_dflt_blocktime > KMP_MAX_BLOCKTIME) {
729  __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
730  __kmp_msg(kmp_ms_warning, KMP_MSG(LargeValue, name, value),
731  __kmp_msg_null);
732  KMP_INFORM(MaxValueUsing, name, __kmp_dflt_blocktime);
733  }
734  __kmp_env_blocktime = TRUE; // KMP_BLOCKTIME was specified.
735  }
736 #if KMP_USE_MONITOR
737  // calculate number of monitor thread wakeup intervals corresponding to
738  // blocktime.
739  __kmp_monitor_wakeups =
740  KMP_WAKEUPS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups);
741  __kmp_bt_intervals =
742  KMP_INTERVALS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups);
743 #endif
744  K_DIAG(1, ("__kmp_env_blocktime == %d\n", __kmp_env_blocktime));
745  if (__kmp_env_blocktime) {
746  K_DIAG(1, ("__kmp_dflt_blocktime == %d\n", __kmp_dflt_blocktime));
747  }
748 } // __kmp_stg_parse_blocktime
749 
750 static void __kmp_stg_print_blocktime(kmp_str_buf_t *buffer, char const *name,
751  void *data) {
752  __kmp_stg_print_int(buffer, name, __kmp_dflt_blocktime);
753 } // __kmp_stg_print_blocktime
754 
755 // -----------------------------------------------------------------------------
756 // KMP_DUPLICATE_LIB_OK
757 
758 static void __kmp_stg_parse_duplicate_lib_ok(char const *name,
759  char const *value, void *data) {
760  /* actually this variable is not supported, put here for compatibility with
761  earlier builds and for static/dynamic combination */
762  __kmp_stg_parse_bool(name, value, &__kmp_duplicate_library_ok);
763 } // __kmp_stg_parse_duplicate_lib_ok
764 
765 static void __kmp_stg_print_duplicate_lib_ok(kmp_str_buf_t *buffer,
766  char const *name, void *data) {
767  __kmp_stg_print_bool(buffer, name, __kmp_duplicate_library_ok);
768 } // __kmp_stg_print_duplicate_lib_ok
769 
770 // -----------------------------------------------------------------------------
771 // KMP_INHERIT_FP_CONTROL
772 
773 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
774 
775 static void __kmp_stg_parse_inherit_fp_control(char const *name,
776  char const *value, void *data) {
777  __kmp_stg_parse_bool(name, value, &__kmp_inherit_fp_control);
778 } // __kmp_stg_parse_inherit_fp_control
779 
780 static void __kmp_stg_print_inherit_fp_control(kmp_str_buf_t *buffer,
781  char const *name, void *data) {
782 #if KMP_DEBUG
783  __kmp_stg_print_bool(buffer, name, __kmp_inherit_fp_control);
784 #endif /* KMP_DEBUG */
785 } // __kmp_stg_print_inherit_fp_control
786 
787 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
788 
789 // Used for OMP_WAIT_POLICY
790 static char const *blocktime_str = NULL;
791 
792 // -----------------------------------------------------------------------------
793 // KMP_LIBRARY, OMP_WAIT_POLICY
794 
795 static void __kmp_stg_parse_wait_policy(char const *name, char const *value,
796  void *data) {
797 
798  kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data;
799  int rc;
800 
801  rc = __kmp_stg_check_rivals(name, value, wait->rivals);
802  if (rc) {
803  return;
804  }
805 
806  if (wait->omp) {
807  if (__kmp_str_match("ACTIVE", 1, value)) {
808  __kmp_library = library_turnaround;
809  if (blocktime_str == NULL) {
810  // KMP_BLOCKTIME not specified, so set default to "infinite".
811  __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
812  }
813  } else if (__kmp_str_match("PASSIVE", 1, value)) {
814  __kmp_library = library_throughput;
815  __kmp_wpolicy_passive = true; /* allow sleep while active tasking */
816  if (blocktime_str == NULL) {
817  // KMP_BLOCKTIME not specified, so set default to 0.
818  __kmp_dflt_blocktime = 0;
819  }
820  } else {
821  KMP_WARNING(StgInvalidValue, name, value);
822  }
823  } else {
824  if (__kmp_str_match("serial", 1, value)) { /* S */
825  __kmp_library = library_serial;
826  } else if (__kmp_str_match("throughput", 2, value)) { /* TH */
827  __kmp_library = library_throughput;
828  if (blocktime_str == NULL) {
829  // KMP_BLOCKTIME not specified, so set default to 0.
830  __kmp_dflt_blocktime = 0;
831  }
832  } else if (__kmp_str_match("turnaround", 2, value)) { /* TU */
833  __kmp_library = library_turnaround;
834  } else if (__kmp_str_match("dedicated", 1, value)) { /* D */
835  __kmp_library = library_turnaround;
836  } else if (__kmp_str_match("multiuser", 1, value)) { /* M */
837  __kmp_library = library_throughput;
838  if (blocktime_str == NULL) {
839  // KMP_BLOCKTIME not specified, so set default to 0.
840  __kmp_dflt_blocktime = 0;
841  }
842  } else {
843  KMP_WARNING(StgInvalidValue, name, value);
844  }
845  }
846 } // __kmp_stg_parse_wait_policy
847 
848 static void __kmp_stg_print_wait_policy(kmp_str_buf_t *buffer, char const *name,
849  void *data) {
850 
851  kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data;
852  char const *value = NULL;
853 
854  if (wait->omp) {
855  switch (__kmp_library) {
856  case library_turnaround: {
857  value = "ACTIVE";
858  } break;
859  case library_throughput: {
860  value = "PASSIVE";
861  } break;
862  }
863  } else {
864  switch (__kmp_library) {
865  case library_serial: {
866  value = "serial";
867  } break;
868  case library_turnaround: {
869  value = "turnaround";
870  } break;
871  case library_throughput: {
872  value = "throughput";
873  } break;
874  }
875  }
876  if (value != NULL) {
877  __kmp_stg_print_str(buffer, name, value);
878  }
879 
880 } // __kmp_stg_print_wait_policy
881 
882 #if KMP_USE_MONITOR
883 // -----------------------------------------------------------------------------
884 // KMP_MONITOR_STACKSIZE
885 
886 static void __kmp_stg_parse_monitor_stacksize(char const *name,
887  char const *value, void *data) {
888  __kmp_stg_parse_size(name, value, __kmp_sys_min_stksize, KMP_MAX_STKSIZE,
889  NULL, &__kmp_monitor_stksize, 1);
890 } // __kmp_stg_parse_monitor_stacksize
891 
892 static void __kmp_stg_print_monitor_stacksize(kmp_str_buf_t *buffer,
893  char const *name, void *data) {
894  if (__kmp_env_format) {
895  if (__kmp_monitor_stksize > 0)
896  KMP_STR_BUF_PRINT_NAME_EX(name);
897  else
898  KMP_STR_BUF_PRINT_NAME;
899  } else {
900  __kmp_str_buf_print(buffer, " %s", name);
901  }
902  if (__kmp_monitor_stksize > 0) {
903  __kmp_str_buf_print_size(buffer, __kmp_monitor_stksize);
904  } else {
905  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
906  }
907  if (__kmp_env_format && __kmp_monitor_stksize) {
908  __kmp_str_buf_print(buffer, "'\n");
909  }
910 } // __kmp_stg_print_monitor_stacksize
911 #endif // KMP_USE_MONITOR
912 
913 // -----------------------------------------------------------------------------
914 // KMP_SETTINGS
915 
916 static void __kmp_stg_parse_settings(char const *name, char const *value,
917  void *data) {
918  __kmp_stg_parse_bool(name, value, &__kmp_settings);
919 } // __kmp_stg_parse_settings
920 
921 static void __kmp_stg_print_settings(kmp_str_buf_t *buffer, char const *name,
922  void *data) {
923  __kmp_stg_print_bool(buffer, name, __kmp_settings);
924 } // __kmp_stg_print_settings
925 
926 // -----------------------------------------------------------------------------
927 // KMP_STACKPAD
928 
929 static void __kmp_stg_parse_stackpad(char const *name, char const *value,
930  void *data) {
931  __kmp_stg_parse_int(name, // Env var name
932  value, // Env var value
933  KMP_MIN_STKPADDING, // Min value
934  KMP_MAX_STKPADDING, // Max value
935  &__kmp_stkpadding // Var to initialize
936  );
937 } // __kmp_stg_parse_stackpad
938 
939 static void __kmp_stg_print_stackpad(kmp_str_buf_t *buffer, char const *name,
940  void *data) {
941  __kmp_stg_print_int(buffer, name, __kmp_stkpadding);
942 } // __kmp_stg_print_stackpad
943 
944 // -----------------------------------------------------------------------------
945 // KMP_STACKOFFSET
946 
947 static void __kmp_stg_parse_stackoffset(char const *name, char const *value,
948  void *data) {
949  __kmp_stg_parse_size(name, // Env var name
950  value, // Env var value
951  KMP_MIN_STKOFFSET, // Min value
952  KMP_MAX_STKOFFSET, // Max value
953  NULL, //
954  &__kmp_stkoffset, // Var to initialize
955  1);
956 } // __kmp_stg_parse_stackoffset
957 
958 static void __kmp_stg_print_stackoffset(kmp_str_buf_t *buffer, char const *name,
959  void *data) {
960  __kmp_stg_print_size(buffer, name, __kmp_stkoffset);
961 } // __kmp_stg_print_stackoffset
962 
963 // -----------------------------------------------------------------------------
964 // KMP_STACKSIZE, OMP_STACKSIZE, GOMP_STACKSIZE
965 
966 static void __kmp_stg_parse_stacksize(char const *name, char const *value,
967  void *data) {
968 
969  kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data;
970  int rc;
971 
972  rc = __kmp_stg_check_rivals(name, value, stacksize->rivals);
973  if (rc) {
974  return;
975  }
976  __kmp_stg_parse_size(name, // Env var name
977  value, // Env var value
978  __kmp_sys_min_stksize, // Min value
979  KMP_MAX_STKSIZE, // Max value
980  &__kmp_env_stksize, //
981  &__kmp_stksize, // Var to initialize
982  stacksize->factor);
983 
984 } // __kmp_stg_parse_stacksize
985 
986 // This function is called for printing both KMP_STACKSIZE (factor is 1) and
987 // OMP_STACKSIZE (factor is 1024). Currently it is not possible to print
988 // OMP_STACKSIZE value in bytes. We can consider adding this possibility by a
989 // customer request in future.
990 static void __kmp_stg_print_stacksize(kmp_str_buf_t *buffer, char const *name,
991  void *data) {
992  kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data;
993  if (__kmp_env_format) {
994  KMP_STR_BUF_PRINT_NAME_EX(name);
995  __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024)
996  ? __kmp_stksize / stacksize->factor
997  : __kmp_stksize);
998  __kmp_str_buf_print(buffer, "'\n");
999  } else {
1000  __kmp_str_buf_print(buffer, " %s=", name);
1001  __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024)
1002  ? __kmp_stksize / stacksize->factor
1003  : __kmp_stksize);
1004  __kmp_str_buf_print(buffer, "\n");
1005  }
1006 } // __kmp_stg_print_stacksize
1007 
1008 // -----------------------------------------------------------------------------
1009 // KMP_VERSION
1010 
1011 static void __kmp_stg_parse_version(char const *name, char const *value,
1012  void *data) {
1013  __kmp_stg_parse_bool(name, value, &__kmp_version);
1014 } // __kmp_stg_parse_version
1015 
1016 static void __kmp_stg_print_version(kmp_str_buf_t *buffer, char const *name,
1017  void *data) {
1018  __kmp_stg_print_bool(buffer, name, __kmp_version);
1019 } // __kmp_stg_print_version
1020 
1021 // -----------------------------------------------------------------------------
1022 // KMP_WARNINGS
1023 
1024 static void __kmp_stg_parse_warnings(char const *name, char const *value,
1025  void *data) {
1026  __kmp_stg_parse_bool(name, value, &__kmp_generate_warnings);
1027  if (__kmp_generate_warnings != kmp_warnings_off) {
1028  // AC: only 0/1 values documented, so reset to explicit to distinguish from
1029  // default setting
1030  __kmp_generate_warnings = kmp_warnings_explicit;
1031  }
1032 } // __kmp_stg_parse_warnings
1033 
1034 static void __kmp_stg_print_warnings(kmp_str_buf_t *buffer, char const *name,
1035  void *data) {
1036  // AC: TODO: change to print_int? (needs documentation change)
1037  __kmp_stg_print_bool(buffer, name, __kmp_generate_warnings);
1038 } // __kmp_stg_print_warnings
1039 
1040 // -----------------------------------------------------------------------------
1041 // KMP_NESTING_MODE
1042 
1043 static void __kmp_stg_parse_nesting_mode(char const *name, char const *value,
1044  void *data) {
1045  __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_nesting_mode);
1046 #if KMP_AFFINITY_SUPPORTED && KMP_USE_HWLOC
1047  if (__kmp_nesting_mode > 0)
1048  __kmp_affinity_top_method = affinity_top_method_hwloc;
1049 #endif
1050 } // __kmp_stg_parse_nesting_mode
1051 
1052 static void __kmp_stg_print_nesting_mode(kmp_str_buf_t *buffer,
1053  char const *name, void *data) {
1054  if (__kmp_env_format) {
1055  KMP_STR_BUF_PRINT_NAME;
1056  } else {
1057  __kmp_str_buf_print(buffer, " %s", name);
1058  }
1059  __kmp_str_buf_print(buffer, "=%d\n", __kmp_nesting_mode);
1060 } // __kmp_stg_print_nesting_mode
1061 
1062 // -----------------------------------------------------------------------------
1063 // OMP_NESTED, OMP_NUM_THREADS
1064 
1065 static void __kmp_stg_parse_nested(char const *name, char const *value,
1066  void *data) {
1067  int nested;
1068  KMP_INFORM(EnvVarDeprecated, name, "OMP_MAX_ACTIVE_LEVELS");
1069  __kmp_stg_parse_bool(name, value, &nested);
1070  if (nested) {
1071  if (!__kmp_dflt_max_active_levels_set)
1072  __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
1073  } else { // nesting explicitly turned off
1074  __kmp_dflt_max_active_levels = 1;
1075  __kmp_dflt_max_active_levels_set = true;
1076  }
1077 } // __kmp_stg_parse_nested
1078 
1079 static void __kmp_stg_print_nested(kmp_str_buf_t *buffer, char const *name,
1080  void *data) {
1081  if (__kmp_env_format) {
1082  KMP_STR_BUF_PRINT_NAME;
1083  } else {
1084  __kmp_str_buf_print(buffer, " %s", name);
1085  }
1086  __kmp_str_buf_print(buffer, ": deprecated; max-active-levels-var=%d\n",
1087  __kmp_dflt_max_active_levels);
1088 } // __kmp_stg_print_nested
1089 
1090 static void __kmp_parse_nested_num_threads(const char *var, const char *env,
1091  kmp_nested_nthreads_t *nth_array) {
1092  const char *next = env;
1093  const char *scan = next;
1094 
1095  int total = 0; // Count elements that were set. It'll be used as an array size
1096  int prev_comma = FALSE; // For correct processing sequential commas
1097 
1098  // Count the number of values in the env. var string
1099  for (;;) {
1100  SKIP_WS(next);
1101 
1102  if (*next == '\0') {
1103  break;
1104  }
1105  // Next character is not an integer or not a comma => end of list
1106  if (((*next < '0') || (*next > '9')) && (*next != ',')) {
1107  KMP_WARNING(NthSyntaxError, var, env);
1108  return;
1109  }
1110  // The next character is ','
1111  if (*next == ',') {
1112  // ',' is the first character
1113  if (total == 0 || prev_comma) {
1114  total++;
1115  }
1116  prev_comma = TRUE;
1117  next++; // skip ','
1118  SKIP_WS(next);
1119  }
1120  // Next character is a digit
1121  if (*next >= '0' && *next <= '9') {
1122  prev_comma = FALSE;
1123  SKIP_DIGITS(next);
1124  total++;
1125  const char *tmp = next;
1126  SKIP_WS(tmp);
1127  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
1128  KMP_WARNING(NthSpacesNotAllowed, var, env);
1129  return;
1130  }
1131  }
1132  }
1133  if (!__kmp_dflt_max_active_levels_set && total > 1)
1134  __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
1135  KMP_DEBUG_ASSERT(total > 0);
1136  if (total <= 0) {
1137  KMP_WARNING(NthSyntaxError, var, env);
1138  return;
1139  }
1140 
1141  // Check if the nested nthreads array exists
1142  if (!nth_array->nth) {
1143  // Allocate an array of double size
1144  nth_array->nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int) * total * 2);
1145  if (nth_array->nth == NULL) {
1146  KMP_FATAL(MemoryAllocFailed);
1147  }
1148  nth_array->size = total * 2;
1149  } else {
1150  if (nth_array->size < total) {
1151  // Increase the array size
1152  do {
1153  nth_array->size *= 2;
1154  } while (nth_array->size < total);
1155 
1156  nth_array->nth = (int *)KMP_INTERNAL_REALLOC(
1157  nth_array->nth, sizeof(int) * nth_array->size);
1158  if (nth_array->nth == NULL) {
1159  KMP_FATAL(MemoryAllocFailed);
1160  }
1161  }
1162  }
1163  nth_array->used = total;
1164  int i = 0;
1165 
1166  prev_comma = FALSE;
1167  total = 0;
1168  // Save values in the array
1169  for (;;) {
1170  SKIP_WS(scan);
1171  if (*scan == '\0') {
1172  break;
1173  }
1174  // The next character is ','
1175  if (*scan == ',') {
1176  // ',' in the beginning of the list
1177  if (total == 0) {
1178  // The value is supposed to be equal to __kmp_avail_proc but it is
1179  // unknown at the moment.
1180  // So let's put a placeholder (#threads = 0) to correct it later.
1181  nth_array->nth[i++] = 0;
1182  total++;
1183  } else if (prev_comma) {
1184  // Num threads is inherited from the previous level
1185  nth_array->nth[i] = nth_array->nth[i - 1];
1186  i++;
1187  total++;
1188  }
1189  prev_comma = TRUE;
1190  scan++; // skip ','
1191  SKIP_WS(scan);
1192  }
1193  // Next character is a digit
1194  if (*scan >= '0' && *scan <= '9') {
1195  int num;
1196  const char *buf = scan;
1197  char const *msg = NULL;
1198  prev_comma = FALSE;
1199  SKIP_DIGITS(scan);
1200  total++;
1201 
1202  num = __kmp_str_to_int(buf, *scan);
1203  if (num < KMP_MIN_NTH) {
1204  msg = KMP_I18N_STR(ValueTooSmall);
1205  num = KMP_MIN_NTH;
1206  } else if (num > __kmp_sys_max_nth) {
1207  msg = KMP_I18N_STR(ValueTooLarge);
1208  num = __kmp_sys_max_nth;
1209  }
1210  if (msg != NULL) {
1211  // Message is not empty. Print warning.
1212  KMP_WARNING(ParseSizeIntWarn, var, env, msg);
1213  KMP_INFORM(Using_int_Value, var, num);
1214  }
1215  nth_array->nth[i++] = num;
1216  }
1217  }
1218 }
1219 
1220 static void __kmp_stg_parse_num_threads(char const *name, char const *value,
1221  void *data) {
1222  // TODO: Remove this option. OMP_NUM_THREADS is a list of positive integers!
1223  if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
1224  // The array of 1 element
1225  __kmp_nested_nth.nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int));
1226  __kmp_nested_nth.size = __kmp_nested_nth.used = 1;
1227  __kmp_nested_nth.nth[0] = __kmp_dflt_team_nth = __kmp_dflt_team_nth_ub =
1228  __kmp_xproc;
1229  } else {
1230  __kmp_parse_nested_num_threads(name, value, &__kmp_nested_nth);
1231  if (__kmp_nested_nth.nth) {
1232  __kmp_dflt_team_nth = __kmp_nested_nth.nth[0];
1233  if (__kmp_dflt_team_nth_ub < __kmp_dflt_team_nth) {
1234  __kmp_dflt_team_nth_ub = __kmp_dflt_team_nth;
1235  }
1236  }
1237  }
1238  K_DIAG(1, ("__kmp_dflt_team_nth == %d\n", __kmp_dflt_team_nth));
1239 } // __kmp_stg_parse_num_threads
1240 
1241 static void __kmp_stg_parse_num_hidden_helper_threads(char const *name,
1242  char const *value,
1243  void *data) {
1244  __kmp_stg_parse_int(name, value, 0, 16, &__kmp_hidden_helper_threads_num);
1245  // If the number of hidden helper threads is zero, we disable hidden helper
1246  // task
1247  if (__kmp_hidden_helper_threads_num == 0) {
1248  __kmp_enable_hidden_helper = FALSE;
1249  } else {
1250  // Since the main thread of hidden helper team does not participate
1251  // in tasks execution let's increment the number of threads by one
1252  // so that requested number of threads do actual job.
1253  __kmp_hidden_helper_threads_num++;
1254  }
1255 } // __kmp_stg_parse_num_hidden_helper_threads
1256 
1257 static void __kmp_stg_print_num_hidden_helper_threads(kmp_str_buf_t *buffer,
1258  char const *name,
1259  void *data) {
1260  if (__kmp_hidden_helper_threads_num == 0) {
1261  __kmp_stg_print_int(buffer, name, __kmp_hidden_helper_threads_num);
1262  } else {
1263  KMP_DEBUG_ASSERT(__kmp_hidden_helper_threads_num > 1);
1264  // Let's exclude the main thread of hidden helper team and print
1265  // number of worker threads those do actual job.
1266  __kmp_stg_print_int(buffer, name, __kmp_hidden_helper_threads_num - 1);
1267  }
1268 } // __kmp_stg_print_num_hidden_helper_threads
1269 
1270 static void __kmp_stg_parse_use_hidden_helper(char const *name,
1271  char const *value, void *data) {
1272  __kmp_stg_parse_bool(name, value, &__kmp_enable_hidden_helper);
1273 #if !KMP_OS_LINUX
1274  __kmp_enable_hidden_helper = FALSE;
1275  K_DIAG(1,
1276  ("__kmp_stg_parse_use_hidden_helper: Disable hidden helper task on "
1277  "non-Linux platform although it is enabled by user explicitly.\n"));
1278 #endif
1279 } // __kmp_stg_parse_use_hidden_helper
1280 
1281 static void __kmp_stg_print_use_hidden_helper(kmp_str_buf_t *buffer,
1282  char const *name, void *data) {
1283  __kmp_stg_print_bool(buffer, name, __kmp_enable_hidden_helper);
1284 } // __kmp_stg_print_use_hidden_helper
1285 
1286 static void __kmp_stg_print_num_threads(kmp_str_buf_t *buffer, char const *name,
1287  void *data) {
1288  if (__kmp_env_format) {
1289  KMP_STR_BUF_PRINT_NAME;
1290  } else {
1291  __kmp_str_buf_print(buffer, " %s", name);
1292  }
1293  if (__kmp_nested_nth.used) {
1294  kmp_str_buf_t buf;
1295  __kmp_str_buf_init(&buf);
1296  for (int i = 0; i < __kmp_nested_nth.used; i++) {
1297  __kmp_str_buf_print(&buf, "%d", __kmp_nested_nth.nth[i]);
1298  if (i < __kmp_nested_nth.used - 1) {
1299  __kmp_str_buf_print(&buf, ",");
1300  }
1301  }
1302  __kmp_str_buf_print(buffer, "='%s'\n", buf.str);
1303  __kmp_str_buf_free(&buf);
1304  } else {
1305  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1306  }
1307 } // __kmp_stg_print_num_threads
1308 
1309 // -----------------------------------------------------------------------------
1310 // OpenMP 3.0: KMP_TASKING, OMP_MAX_ACTIVE_LEVELS,
1311 
1312 static void __kmp_stg_parse_tasking(char const *name, char const *value,
1313  void *data) {
1314  __kmp_stg_parse_int(name, value, 0, (int)tskm_max,
1315  (int *)&__kmp_tasking_mode);
1316 } // __kmp_stg_parse_tasking
1317 
1318 static void __kmp_stg_print_tasking(kmp_str_buf_t *buffer, char const *name,
1319  void *data) {
1320  __kmp_stg_print_int(buffer, name, __kmp_tasking_mode);
1321 } // __kmp_stg_print_tasking
1322 
1323 static void __kmp_stg_parse_task_stealing(char const *name, char const *value,
1324  void *data) {
1325  __kmp_stg_parse_int(name, value, 0, 1,
1326  (int *)&__kmp_task_stealing_constraint);
1327 } // __kmp_stg_parse_task_stealing
1328 
1329 static void __kmp_stg_print_task_stealing(kmp_str_buf_t *buffer,
1330  char const *name, void *data) {
1331  __kmp_stg_print_int(buffer, name, __kmp_task_stealing_constraint);
1332 } // __kmp_stg_print_task_stealing
1333 
1334 static void __kmp_stg_parse_max_active_levels(char const *name,
1335  char const *value, void *data) {
1336  kmp_uint64 tmp_dflt = 0;
1337  char const *msg = NULL;
1338  if (!__kmp_dflt_max_active_levels_set) {
1339  // Don't overwrite __kmp_dflt_max_active_levels if we get an invalid setting
1340  __kmp_str_to_uint(value, &tmp_dflt, &msg);
1341  if (msg != NULL) { // invalid setting; print warning and ignore
1342  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
1343  } else if (tmp_dflt > KMP_MAX_ACTIVE_LEVELS_LIMIT) {
1344  // invalid setting; print warning and ignore
1345  msg = KMP_I18N_STR(ValueTooLarge);
1346  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
1347  } else { // valid setting
1348  __kmp_type_convert(tmp_dflt, &(__kmp_dflt_max_active_levels));
1349  __kmp_dflt_max_active_levels_set = true;
1350  }
1351  }
1352 } // __kmp_stg_parse_max_active_levels
1353 
1354 static void __kmp_stg_print_max_active_levels(kmp_str_buf_t *buffer,
1355  char const *name, void *data) {
1356  __kmp_stg_print_int(buffer, name, __kmp_dflt_max_active_levels);
1357 } // __kmp_stg_print_max_active_levels
1358 
1359 // -----------------------------------------------------------------------------
1360 // OpenMP 4.0: OMP_DEFAULT_DEVICE
1361 static void __kmp_stg_parse_default_device(char const *name, char const *value,
1362  void *data) {
1363  __kmp_stg_parse_int(name, value, 0, KMP_MAX_DEFAULT_DEVICE_LIMIT,
1364  &__kmp_default_device);
1365 } // __kmp_stg_parse_default_device
1366 
1367 static void __kmp_stg_print_default_device(kmp_str_buf_t *buffer,
1368  char const *name, void *data) {
1369  __kmp_stg_print_int(buffer, name, __kmp_default_device);
1370 } // __kmp_stg_print_default_device
1371 
1372 // -----------------------------------------------------------------------------
1373 // OpenMP 5.0: OMP_TARGET_OFFLOAD
1374 static void __kmp_stg_parse_target_offload(char const *name, char const *value,
1375  void *data) {
1376  const char *next = value;
1377  const char *scan = next;
1378 
1379  __kmp_target_offload = tgt_default;
1380  SKIP_WS(next);
1381  if (*next == '\0')
1382  return;
1383  scan = next;
1384  if (!__kmp_strcasecmp_with_sentinel("mandatory", scan, 0)) {
1385  __kmp_target_offload = tgt_mandatory;
1386  } else if (!__kmp_strcasecmp_with_sentinel("disabled", scan, 0)) {
1387  __kmp_target_offload = tgt_disabled;
1388  } else if (!__kmp_strcasecmp_with_sentinel("default", scan, 0)) {
1389  __kmp_target_offload = tgt_default;
1390  } else {
1391  KMP_WARNING(SyntaxErrorUsing, name, "DEFAULT");
1392  }
1393 
1394 } // __kmp_stg_parse_target_offload
1395 
1396 static void __kmp_stg_print_target_offload(kmp_str_buf_t *buffer,
1397  char const *name, void *data) {
1398  const char *value = NULL;
1399  if (__kmp_target_offload == tgt_default)
1400  value = "DEFAULT";
1401  else if (__kmp_target_offload == tgt_mandatory)
1402  value = "MANDATORY";
1403  else if (__kmp_target_offload == tgt_disabled)
1404  value = "DISABLED";
1405  KMP_DEBUG_ASSERT(value);
1406  if (__kmp_env_format) {
1407  KMP_STR_BUF_PRINT_NAME;
1408  } else {
1409  __kmp_str_buf_print(buffer, " %s", name);
1410  }
1411  __kmp_str_buf_print(buffer, "=%s\n", value);
1412 } // __kmp_stg_print_target_offload
1413 
1414 // -----------------------------------------------------------------------------
1415 // OpenMP 4.5: OMP_MAX_TASK_PRIORITY
1416 static void __kmp_stg_parse_max_task_priority(char const *name,
1417  char const *value, void *data) {
1418  __kmp_stg_parse_int(name, value, 0, KMP_MAX_TASK_PRIORITY_LIMIT,
1419  &__kmp_max_task_priority);
1420 } // __kmp_stg_parse_max_task_priority
1421 
1422 static void __kmp_stg_print_max_task_priority(kmp_str_buf_t *buffer,
1423  char const *name, void *data) {
1424  __kmp_stg_print_int(buffer, name, __kmp_max_task_priority);
1425 } // __kmp_stg_print_max_task_priority
1426 
1427 // KMP_TASKLOOP_MIN_TASKS
1428 // taskloop threshold to switch from recursive to linear tasks creation
1429 static void __kmp_stg_parse_taskloop_min_tasks(char const *name,
1430  char const *value, void *data) {
1431  int tmp;
1432  __kmp_stg_parse_int(name, value, 0, INT_MAX, &tmp);
1433  __kmp_taskloop_min_tasks = tmp;
1434 } // __kmp_stg_parse_taskloop_min_tasks
1435 
1436 static void __kmp_stg_print_taskloop_min_tasks(kmp_str_buf_t *buffer,
1437  char const *name, void *data) {
1438  __kmp_stg_print_uint64(buffer, name, __kmp_taskloop_min_tasks);
1439 } // __kmp_stg_print_taskloop_min_tasks
1440 
1441 // -----------------------------------------------------------------------------
1442 // KMP_DISP_NUM_BUFFERS
1443 static void __kmp_stg_parse_disp_buffers(char const *name, char const *value,
1444  void *data) {
1445  if (TCR_4(__kmp_init_serial)) {
1446  KMP_WARNING(EnvSerialWarn, name);
1447  return;
1448  } // read value before serial initialization only
1449  __kmp_stg_parse_int(name, value, KMP_MIN_DISP_NUM_BUFF, KMP_MAX_DISP_NUM_BUFF,
1450  &__kmp_dispatch_num_buffers);
1451 } // __kmp_stg_parse_disp_buffers
1452 
1453 static void __kmp_stg_print_disp_buffers(kmp_str_buf_t *buffer,
1454  char const *name, void *data) {
1455  __kmp_stg_print_int(buffer, name, __kmp_dispatch_num_buffers);
1456 } // __kmp_stg_print_disp_buffers
1457 
1458 #if KMP_NESTED_HOT_TEAMS
1459 // -----------------------------------------------------------------------------
1460 // KMP_HOT_TEAMS_MAX_LEVEL, KMP_HOT_TEAMS_MODE
1461 
1462 static void __kmp_stg_parse_hot_teams_level(char const *name, char const *value,
1463  void *data) {
1464  if (TCR_4(__kmp_init_parallel)) {
1465  KMP_WARNING(EnvParallelWarn, name);
1466  return;
1467  } // read value before first parallel only
1468  __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1469  &__kmp_hot_teams_max_level);
1470 } // __kmp_stg_parse_hot_teams_level
1471 
1472 static void __kmp_stg_print_hot_teams_level(kmp_str_buf_t *buffer,
1473  char const *name, void *data) {
1474  __kmp_stg_print_int(buffer, name, __kmp_hot_teams_max_level);
1475 } // __kmp_stg_print_hot_teams_level
1476 
1477 static void __kmp_stg_parse_hot_teams_mode(char const *name, char const *value,
1478  void *data) {
1479  if (TCR_4(__kmp_init_parallel)) {
1480  KMP_WARNING(EnvParallelWarn, name);
1481  return;
1482  } // read value before first parallel only
1483  __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1484  &__kmp_hot_teams_mode);
1485 } // __kmp_stg_parse_hot_teams_mode
1486 
1487 static void __kmp_stg_print_hot_teams_mode(kmp_str_buf_t *buffer,
1488  char const *name, void *data) {
1489  __kmp_stg_print_int(buffer, name, __kmp_hot_teams_mode);
1490 } // __kmp_stg_print_hot_teams_mode
1491 
1492 #endif // KMP_NESTED_HOT_TEAMS
1493 
1494 // -----------------------------------------------------------------------------
1495 // KMP_HANDLE_SIGNALS
1496 
1497 #if KMP_HANDLE_SIGNALS
1498 
1499 static void __kmp_stg_parse_handle_signals(char const *name, char const *value,
1500  void *data) {
1501  __kmp_stg_parse_bool(name, value, &__kmp_handle_signals);
1502 } // __kmp_stg_parse_handle_signals
1503 
1504 static void __kmp_stg_print_handle_signals(kmp_str_buf_t *buffer,
1505  char const *name, void *data) {
1506  __kmp_stg_print_bool(buffer, name, __kmp_handle_signals);
1507 } // __kmp_stg_print_handle_signals
1508 
1509 #endif // KMP_HANDLE_SIGNALS
1510 
1511 // -----------------------------------------------------------------------------
1512 // KMP_X_DEBUG, KMP_DEBUG, KMP_DEBUG_BUF_*, KMP_DIAG
1513 
1514 #ifdef KMP_DEBUG
1515 
1516 #define KMP_STG_X_DEBUG(x) \
1517  static void __kmp_stg_parse_##x##_debug(char const *name, char const *value, \
1518  void *data) { \
1519  __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_##x##_debug); \
1520  } /* __kmp_stg_parse_x_debug */ \
1521  static void __kmp_stg_print_##x##_debug(kmp_str_buf_t *buffer, \
1522  char const *name, void *data) { \
1523  __kmp_stg_print_int(buffer, name, kmp_##x##_debug); \
1524  } /* __kmp_stg_print_x_debug */
1525 
1526 KMP_STG_X_DEBUG(a)
1527 KMP_STG_X_DEBUG(b)
1528 KMP_STG_X_DEBUG(c)
1529 KMP_STG_X_DEBUG(d)
1530 KMP_STG_X_DEBUG(e)
1531 KMP_STG_X_DEBUG(f)
1532 
1533 #undef KMP_STG_X_DEBUG
1534 
1535 static void __kmp_stg_parse_debug(char const *name, char const *value,
1536  void *data) {
1537  int debug = 0;
1538  __kmp_stg_parse_int(name, value, 0, INT_MAX, &debug);
1539  if (kmp_a_debug < debug) {
1540  kmp_a_debug = debug;
1541  }
1542  if (kmp_b_debug < debug) {
1543  kmp_b_debug = debug;
1544  }
1545  if (kmp_c_debug < debug) {
1546  kmp_c_debug = debug;
1547  }
1548  if (kmp_d_debug < debug) {
1549  kmp_d_debug = debug;
1550  }
1551  if (kmp_e_debug < debug) {
1552  kmp_e_debug = debug;
1553  }
1554  if (kmp_f_debug < debug) {
1555  kmp_f_debug = debug;
1556  }
1557 } // __kmp_stg_parse_debug
1558 
1559 static void __kmp_stg_parse_debug_buf(char const *name, char const *value,
1560  void *data) {
1561  __kmp_stg_parse_bool(name, value, &__kmp_debug_buf);
1562  // !!! TODO: Move buffer initialization of of this file! It may works
1563  // incorrectly if KMP_DEBUG_BUF is parsed before KMP_DEBUG_BUF_LINES or
1564  // KMP_DEBUG_BUF_CHARS.
1565  if (__kmp_debug_buf) {
1566  int i;
1567  int elements = __kmp_debug_buf_lines * __kmp_debug_buf_chars;
1568 
1569  /* allocate and initialize all entries in debug buffer to empty */
1570  __kmp_debug_buffer = (char *)__kmp_page_allocate(elements * sizeof(char));
1571  for (i = 0; i < elements; i += __kmp_debug_buf_chars)
1572  __kmp_debug_buffer[i] = '\0';
1573 
1574  __kmp_debug_count = 0;
1575  }
1576  K_DIAG(1, ("__kmp_debug_buf = %d\n", __kmp_debug_buf));
1577 } // __kmp_stg_parse_debug_buf
1578 
1579 static void __kmp_stg_print_debug_buf(kmp_str_buf_t *buffer, char const *name,
1580  void *data) {
1581  __kmp_stg_print_bool(buffer, name, __kmp_debug_buf);
1582 } // __kmp_stg_print_debug_buf
1583 
1584 static void __kmp_stg_parse_debug_buf_atomic(char const *name,
1585  char const *value, void *data) {
1586  __kmp_stg_parse_bool(name, value, &__kmp_debug_buf_atomic);
1587 } // __kmp_stg_parse_debug_buf_atomic
1588 
1589 static void __kmp_stg_print_debug_buf_atomic(kmp_str_buf_t *buffer,
1590  char const *name, void *data) {
1591  __kmp_stg_print_bool(buffer, name, __kmp_debug_buf_atomic);
1592 } // __kmp_stg_print_debug_buf_atomic
1593 
1594 static void __kmp_stg_parse_debug_buf_chars(char const *name, char const *value,
1595  void *data) {
1596  __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_CHARS_MIN, INT_MAX,
1597  &__kmp_debug_buf_chars);
1598 } // __kmp_stg_debug_parse_buf_chars
1599 
1600 static void __kmp_stg_print_debug_buf_chars(kmp_str_buf_t *buffer,
1601  char const *name, void *data) {
1602  __kmp_stg_print_int(buffer, name, __kmp_debug_buf_chars);
1603 } // __kmp_stg_print_debug_buf_chars
1604 
1605 static void __kmp_stg_parse_debug_buf_lines(char const *name, char const *value,
1606  void *data) {
1607  __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_LINES_MIN, INT_MAX,
1608  &__kmp_debug_buf_lines);
1609 } // __kmp_stg_parse_debug_buf_lines
1610 
1611 static void __kmp_stg_print_debug_buf_lines(kmp_str_buf_t *buffer,
1612  char const *name, void *data) {
1613  __kmp_stg_print_int(buffer, name, __kmp_debug_buf_lines);
1614 } // __kmp_stg_print_debug_buf_lines
1615 
1616 static void __kmp_stg_parse_diag(char const *name, char const *value,
1617  void *data) {
1618  __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_diag);
1619 } // __kmp_stg_parse_diag
1620 
1621 static void __kmp_stg_print_diag(kmp_str_buf_t *buffer, char const *name,
1622  void *data) {
1623  __kmp_stg_print_int(buffer, name, kmp_diag);
1624 } // __kmp_stg_print_diag
1625 
1626 #endif // KMP_DEBUG
1627 
1628 // -----------------------------------------------------------------------------
1629 // KMP_ALIGN_ALLOC
1630 
1631 static void __kmp_stg_parse_align_alloc(char const *name, char const *value,
1632  void *data) {
1633  __kmp_stg_parse_size(name, value, CACHE_LINE, INT_MAX, NULL,
1634  &__kmp_align_alloc, 1);
1635 } // __kmp_stg_parse_align_alloc
1636 
1637 static void __kmp_stg_print_align_alloc(kmp_str_buf_t *buffer, char const *name,
1638  void *data) {
1639  __kmp_stg_print_size(buffer, name, __kmp_align_alloc);
1640 } // __kmp_stg_print_align_alloc
1641 
1642 // -----------------------------------------------------------------------------
1643 // KMP_PLAIN_BARRIER, KMP_FORKJOIN_BARRIER, KMP_REDUCTION_BARRIER
1644 
1645 // TODO: Remove __kmp_barrier_branch_bit_env_name varibale, remove loops from
1646 // parse and print functions, pass required info through data argument.
1647 
1648 static void __kmp_stg_parse_barrier_branch_bit(char const *name,
1649  char const *value, void *data) {
1650  const char *var;
1651 
1652  /* ---------- Barrier branch bit control ------------ */
1653  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1654  var = __kmp_barrier_branch_bit_env_name[i];
1655  if ((strcmp(var, name) == 0) && (value != 0)) {
1656  char *comma;
1657 
1658  comma = CCAST(char *, strchr(value, ','));
1659  __kmp_barrier_gather_branch_bits[i] =
1660  (kmp_uint32)__kmp_str_to_int(value, ',');
1661  /* is there a specified release parameter? */
1662  if (comma == NULL) {
1663  __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt;
1664  } else {
1665  __kmp_barrier_release_branch_bits[i] =
1666  (kmp_uint32)__kmp_str_to_int(comma + 1, 0);
1667 
1668  if (__kmp_barrier_release_branch_bits[i] > KMP_MAX_BRANCH_BITS) {
1669  __kmp_msg(kmp_ms_warning,
1670  KMP_MSG(BarrReleaseValueInvalid, name, comma + 1),
1671  __kmp_msg_null);
1672  __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt;
1673  }
1674  }
1675  if (__kmp_barrier_gather_branch_bits[i] > KMP_MAX_BRANCH_BITS) {
1676  KMP_WARNING(BarrGatherValueInvalid, name, value);
1677  KMP_INFORM(Using_uint_Value, name, __kmp_barrier_gather_bb_dflt);
1678  __kmp_barrier_gather_branch_bits[i] = __kmp_barrier_gather_bb_dflt;
1679  }
1680  }
1681  K_DIAG(1, ("%s == %d,%d\n", __kmp_barrier_branch_bit_env_name[i],
1682  __kmp_barrier_gather_branch_bits[i],
1683  __kmp_barrier_release_branch_bits[i]))
1684  }
1685 } // __kmp_stg_parse_barrier_branch_bit
1686 
1687 static void __kmp_stg_print_barrier_branch_bit(kmp_str_buf_t *buffer,
1688  char const *name, void *data) {
1689  const char *var;
1690  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1691  var = __kmp_barrier_branch_bit_env_name[i];
1692  if (strcmp(var, name) == 0) {
1693  if (__kmp_env_format) {
1694  KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_branch_bit_env_name[i]);
1695  } else {
1696  __kmp_str_buf_print(buffer, " %s='",
1697  __kmp_barrier_branch_bit_env_name[i]);
1698  }
1699  __kmp_str_buf_print(buffer, "%d,%d'\n",
1700  __kmp_barrier_gather_branch_bits[i],
1701  __kmp_barrier_release_branch_bits[i]);
1702  }
1703  }
1704 } // __kmp_stg_print_barrier_branch_bit
1705 
1706 // ----------------------------------------------------------------------------
1707 // KMP_PLAIN_BARRIER_PATTERN, KMP_FORKJOIN_BARRIER_PATTERN,
1708 // KMP_REDUCTION_BARRIER_PATTERN
1709 
1710 // TODO: Remove __kmp_barrier_pattern_name variable, remove loops from parse and
1711 // print functions, pass required data to functions through data argument.
1712 
1713 static void __kmp_stg_parse_barrier_pattern(char const *name, char const *value,
1714  void *data) {
1715  const char *var;
1716  /* ---------- Barrier method control ------------ */
1717 
1718  static int dist_req = 0, non_dist_req = 0;
1719  static bool warn = 1;
1720  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1721  var = __kmp_barrier_pattern_env_name[i];
1722 
1723  if ((strcmp(var, name) == 0) && (value != 0)) {
1724  int j;
1725  char *comma = CCAST(char *, strchr(value, ','));
1726 
1727  /* handle first parameter: gather pattern */
1728  for (j = bp_linear_bar; j < bp_last_bar; j++) {
1729  if (__kmp_match_with_sentinel(__kmp_barrier_pattern_name[j], value, 1,
1730  ',')) {
1731  if (j == bp_dist_bar) {
1732  dist_req++;
1733  } else {
1734  non_dist_req++;
1735  }
1736  __kmp_barrier_gather_pattern[i] = (kmp_bar_pat_e)j;
1737  break;
1738  }
1739  }
1740  if (j == bp_last_bar) {
1741  KMP_WARNING(BarrGatherValueInvalid, name, value);
1742  KMP_INFORM(Using_str_Value, name,
1743  __kmp_barrier_pattern_name[bp_linear_bar]);
1744  }
1745 
1746  /* handle second parameter: release pattern */
1747  if (comma != NULL) {
1748  for (j = bp_linear_bar; j < bp_last_bar; j++) {
1749  if (__kmp_str_match(__kmp_barrier_pattern_name[j], 1, comma + 1)) {
1750  if (j == bp_dist_bar) {
1751  dist_req++;
1752  } else {
1753  non_dist_req++;
1754  }
1755  __kmp_barrier_release_pattern[i] = (kmp_bar_pat_e)j;
1756  break;
1757  }
1758  }
1759  if (j == bp_last_bar) {
1760  __kmp_msg(kmp_ms_warning,
1761  KMP_MSG(BarrReleaseValueInvalid, name, comma + 1),
1762  __kmp_msg_null);
1763  KMP_INFORM(Using_str_Value, name,
1764  __kmp_barrier_pattern_name[bp_linear_bar]);
1765  }
1766  }
1767  }
1768  }
1769  if (dist_req != 0) {
1770  // set all barriers to dist
1771  if ((non_dist_req != 0) && warn) {
1772  KMP_INFORM(BarrierPatternOverride, name,
1773  __kmp_barrier_pattern_name[bp_dist_bar]);
1774  warn = 0;
1775  }
1776  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1777  if (__kmp_barrier_release_pattern[i] != bp_dist_bar)
1778  __kmp_barrier_release_pattern[i] = bp_dist_bar;
1779  if (__kmp_barrier_gather_pattern[i] != bp_dist_bar)
1780  __kmp_barrier_gather_pattern[i] = bp_dist_bar;
1781  }
1782  }
1783 } // __kmp_stg_parse_barrier_pattern
1784 
1785 static void __kmp_stg_print_barrier_pattern(kmp_str_buf_t *buffer,
1786  char const *name, void *data) {
1787  const char *var;
1788  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1789  var = __kmp_barrier_pattern_env_name[i];
1790  if (strcmp(var, name) == 0) {
1791  int j = __kmp_barrier_gather_pattern[i];
1792  int k = __kmp_barrier_release_pattern[i];
1793  if (__kmp_env_format) {
1794  KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_pattern_env_name[i]);
1795  } else {
1796  __kmp_str_buf_print(buffer, " %s='",
1797  __kmp_barrier_pattern_env_name[i]);
1798  }
1799  KMP_DEBUG_ASSERT(j < bp_last_bar && k < bp_last_bar);
1800  __kmp_str_buf_print(buffer, "%s,%s'\n", __kmp_barrier_pattern_name[j],
1801  __kmp_barrier_pattern_name[k]);
1802  }
1803  }
1804 } // __kmp_stg_print_barrier_pattern
1805 
1806 // -----------------------------------------------------------------------------
1807 // KMP_ABORT_DELAY
1808 
1809 static void __kmp_stg_parse_abort_delay(char const *name, char const *value,
1810  void *data) {
1811  // Units of KMP_DELAY_ABORT are seconds, units of __kmp_abort_delay is
1812  // milliseconds.
1813  int delay = __kmp_abort_delay / 1000;
1814  __kmp_stg_parse_int(name, value, 0, INT_MAX / 1000, &delay);
1815  __kmp_abort_delay = delay * 1000;
1816 } // __kmp_stg_parse_abort_delay
1817 
1818 static void __kmp_stg_print_abort_delay(kmp_str_buf_t *buffer, char const *name,
1819  void *data) {
1820  __kmp_stg_print_int(buffer, name, __kmp_abort_delay);
1821 } // __kmp_stg_print_abort_delay
1822 
1823 // -----------------------------------------------------------------------------
1824 // KMP_CPUINFO_FILE
1825 
1826 static void __kmp_stg_parse_cpuinfo_file(char const *name, char const *value,
1827  void *data) {
1828 #if KMP_AFFINITY_SUPPORTED
1829  __kmp_stg_parse_str(name, value, &__kmp_cpuinfo_file);
1830  K_DIAG(1, ("__kmp_cpuinfo_file == %s\n", __kmp_cpuinfo_file));
1831 #endif
1832 } //__kmp_stg_parse_cpuinfo_file
1833 
1834 static void __kmp_stg_print_cpuinfo_file(kmp_str_buf_t *buffer,
1835  char const *name, void *data) {
1836 #if KMP_AFFINITY_SUPPORTED
1837  if (__kmp_env_format) {
1838  KMP_STR_BUF_PRINT_NAME;
1839  } else {
1840  __kmp_str_buf_print(buffer, " %s", name);
1841  }
1842  if (__kmp_cpuinfo_file) {
1843  __kmp_str_buf_print(buffer, "='%s'\n", __kmp_cpuinfo_file);
1844  } else {
1845  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1846  }
1847 #endif
1848 } //__kmp_stg_print_cpuinfo_file
1849 
1850 // -----------------------------------------------------------------------------
1851 // KMP_FORCE_REDUCTION, KMP_DETERMINISTIC_REDUCTION
1852 
1853 static void __kmp_stg_parse_force_reduction(char const *name, char const *value,
1854  void *data) {
1855  kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data;
1856  int rc;
1857 
1858  rc = __kmp_stg_check_rivals(name, value, reduction->rivals);
1859  if (rc) {
1860  return;
1861  }
1862  if (reduction->force) {
1863  if (value != 0) {
1864  if (__kmp_str_match("critical", 0, value))
1865  __kmp_force_reduction_method = critical_reduce_block;
1866  else if (__kmp_str_match("atomic", 0, value))
1867  __kmp_force_reduction_method = atomic_reduce_block;
1868  else if (__kmp_str_match("tree", 0, value))
1869  __kmp_force_reduction_method = tree_reduce_block;
1870  else {
1871  KMP_FATAL(UnknownForceReduction, name, value);
1872  }
1873  }
1874  } else {
1875  __kmp_stg_parse_bool(name, value, &__kmp_determ_red);
1876  if (__kmp_determ_red) {
1877  __kmp_force_reduction_method = tree_reduce_block;
1878  } else {
1879  __kmp_force_reduction_method = reduction_method_not_defined;
1880  }
1881  }
1882  K_DIAG(1, ("__kmp_force_reduction_method == %d\n",
1883  __kmp_force_reduction_method));
1884 } // __kmp_stg_parse_force_reduction
1885 
1886 static void __kmp_stg_print_force_reduction(kmp_str_buf_t *buffer,
1887  char const *name, void *data) {
1888 
1889  kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data;
1890  if (reduction->force) {
1891  if (__kmp_force_reduction_method == critical_reduce_block) {
1892  __kmp_stg_print_str(buffer, name, "critical");
1893  } else if (__kmp_force_reduction_method == atomic_reduce_block) {
1894  __kmp_stg_print_str(buffer, name, "atomic");
1895  } else if (__kmp_force_reduction_method == tree_reduce_block) {
1896  __kmp_stg_print_str(buffer, name, "tree");
1897  } else {
1898  if (__kmp_env_format) {
1899  KMP_STR_BUF_PRINT_NAME;
1900  } else {
1901  __kmp_str_buf_print(buffer, " %s", name);
1902  }
1903  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1904  }
1905  } else {
1906  __kmp_stg_print_bool(buffer, name, __kmp_determ_red);
1907  }
1908 
1909 } // __kmp_stg_print_force_reduction
1910 
1911 // -----------------------------------------------------------------------------
1912 // KMP_STORAGE_MAP
1913 
1914 static void __kmp_stg_parse_storage_map(char const *name, char const *value,
1915  void *data) {
1916  if (__kmp_str_match("verbose", 1, value)) {
1917  __kmp_storage_map = TRUE;
1918  __kmp_storage_map_verbose = TRUE;
1919  __kmp_storage_map_verbose_specified = TRUE;
1920 
1921  } else {
1922  __kmp_storage_map_verbose = FALSE;
1923  __kmp_stg_parse_bool(name, value, &__kmp_storage_map); // !!!
1924  }
1925 } // __kmp_stg_parse_storage_map
1926 
1927 static void __kmp_stg_print_storage_map(kmp_str_buf_t *buffer, char const *name,
1928  void *data) {
1929  if (__kmp_storage_map_verbose || __kmp_storage_map_verbose_specified) {
1930  __kmp_stg_print_str(buffer, name, "verbose");
1931  } else {
1932  __kmp_stg_print_bool(buffer, name, __kmp_storage_map);
1933  }
1934 } // __kmp_stg_print_storage_map
1935 
1936 // -----------------------------------------------------------------------------
1937 // KMP_ALL_THREADPRIVATE
1938 
1939 static void __kmp_stg_parse_all_threadprivate(char const *name,
1940  char const *value, void *data) {
1941  __kmp_stg_parse_int(name, value,
1942  __kmp_allThreadsSpecified ? __kmp_max_nth : 1,
1943  __kmp_max_nth, &__kmp_tp_capacity);
1944 } // __kmp_stg_parse_all_threadprivate
1945 
1946 static void __kmp_stg_print_all_threadprivate(kmp_str_buf_t *buffer,
1947  char const *name, void *data) {
1948  __kmp_stg_print_int(buffer, name, __kmp_tp_capacity);
1949 }
1950 
1951 // -----------------------------------------------------------------------------
1952 // KMP_FOREIGN_THREADS_THREADPRIVATE
1953 
1954 static void __kmp_stg_parse_foreign_threads_threadprivate(char const *name,
1955  char const *value,
1956  void *data) {
1957  __kmp_stg_parse_bool(name, value, &__kmp_foreign_tp);
1958 } // __kmp_stg_parse_foreign_threads_threadprivate
1959 
1960 static void __kmp_stg_print_foreign_threads_threadprivate(kmp_str_buf_t *buffer,
1961  char const *name,
1962  void *data) {
1963  __kmp_stg_print_bool(buffer, name, __kmp_foreign_tp);
1964 } // __kmp_stg_print_foreign_threads_threadprivate
1965 
1966 // -----------------------------------------------------------------------------
1967 // KMP_AFFINITY, GOMP_CPU_AFFINITY, KMP_TOPOLOGY_METHOD
1968 
1969 #if KMP_AFFINITY_SUPPORTED
1970 // Parse the proc id list. Return TRUE if successful, FALSE otherwise.
1971 static int __kmp_parse_affinity_proc_id_list(const char *var, const char *env,
1972  const char **nextEnv,
1973  char **proclist) {
1974  const char *scan = env;
1975  const char *next = scan;
1976  int empty = TRUE;
1977 
1978  *proclist = NULL;
1979 
1980  for (;;) {
1981  int start, end, stride;
1982 
1983  SKIP_WS(scan);
1984  next = scan;
1985  if (*next == '\0') {
1986  break;
1987  }
1988 
1989  if (*next == '{') {
1990  int num;
1991  next++; // skip '{'
1992  SKIP_WS(next);
1993  scan = next;
1994 
1995  // Read the first integer in the set.
1996  if ((*next < '0') || (*next > '9')) {
1997  KMP_WARNING(AffSyntaxError, var);
1998  return FALSE;
1999  }
2000  SKIP_DIGITS(next);
2001  num = __kmp_str_to_int(scan, *next);
2002  KMP_ASSERT(num >= 0);
2003 
2004  for (;;) {
2005  // Check for end of set.
2006  SKIP_WS(next);
2007  if (*next == '}') {
2008  next++; // skip '}'
2009  break;
2010  }
2011 
2012  // Skip optional comma.
2013  if (*next == ',') {
2014  next++;
2015  }
2016  SKIP_WS(next);
2017 
2018  // Read the next integer in the set.
2019  scan = next;
2020  if ((*next < '0') || (*next > '9')) {
2021  KMP_WARNING(AffSyntaxError, var);
2022  return FALSE;
2023  }
2024 
2025  SKIP_DIGITS(next);
2026  num = __kmp_str_to_int(scan, *next);
2027  KMP_ASSERT(num >= 0);
2028  }
2029  empty = FALSE;
2030 
2031  SKIP_WS(next);
2032  if (*next == ',') {
2033  next++;
2034  }
2035  scan = next;
2036  continue;
2037  }
2038 
2039  // Next character is not an integer => end of list
2040  if ((*next < '0') || (*next > '9')) {
2041  if (empty) {
2042  KMP_WARNING(AffSyntaxError, var);
2043  return FALSE;
2044  }
2045  break;
2046  }
2047 
2048  // Read the first integer.
2049  SKIP_DIGITS(next);
2050  start = __kmp_str_to_int(scan, *next);
2051  KMP_ASSERT(start >= 0);
2052  SKIP_WS(next);
2053 
2054  // If this isn't a range, then go on.
2055  if (*next != '-') {
2056  empty = FALSE;
2057 
2058  // Skip optional comma.
2059  if (*next == ',') {
2060  next++;
2061  }
2062  scan = next;
2063  continue;
2064  }
2065 
2066  // This is a range. Skip over the '-' and read in the 2nd int.
2067  next++; // skip '-'
2068  SKIP_WS(next);
2069  scan = next;
2070  if ((*next < '0') || (*next > '9')) {
2071  KMP_WARNING(AffSyntaxError, var);
2072  return FALSE;
2073  }
2074  SKIP_DIGITS(next);
2075  end = __kmp_str_to_int(scan, *next);
2076  KMP_ASSERT(end >= 0);
2077 
2078  // Check for a stride parameter
2079  stride = 1;
2080  SKIP_WS(next);
2081  if (*next == ':') {
2082  // A stride is specified. Skip over the ':" and read the 3rd int.
2083  int sign = +1;
2084  next++; // skip ':'
2085  SKIP_WS(next);
2086  scan = next;
2087  if (*next == '-') {
2088  sign = -1;
2089  next++;
2090  SKIP_WS(next);
2091  scan = next;
2092  }
2093  if ((*next < '0') || (*next > '9')) {
2094  KMP_WARNING(AffSyntaxError, var);
2095  return FALSE;
2096  }
2097  SKIP_DIGITS(next);
2098  stride = __kmp_str_to_int(scan, *next);
2099  KMP_ASSERT(stride >= 0);
2100  stride *= sign;
2101  }
2102 
2103  // Do some range checks.
2104  if (stride == 0) {
2105  KMP_WARNING(AffZeroStride, var);
2106  return FALSE;
2107  }
2108  if (stride > 0) {
2109  if (start > end) {
2110  KMP_WARNING(AffStartGreaterEnd, var, start, end);
2111  return FALSE;
2112  }
2113  } else {
2114  if (start < end) {
2115  KMP_WARNING(AffStrideLessZero, var, start, end);
2116  return FALSE;
2117  }
2118  }
2119  if ((end - start) / stride > 65536) {
2120  KMP_WARNING(AffRangeTooBig, var, end, start, stride);
2121  return FALSE;
2122  }
2123 
2124  empty = FALSE;
2125 
2126  // Skip optional comma.
2127  SKIP_WS(next);
2128  if (*next == ',') {
2129  next++;
2130  }
2131  scan = next;
2132  }
2133 
2134  *nextEnv = next;
2135 
2136  {
2137  ptrdiff_t len = next - env;
2138  char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
2139  KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
2140  retlist[len] = '\0';
2141  *proclist = retlist;
2142  }
2143  return TRUE;
2144 }
2145 
2146 // If KMP_AFFINITY is specified without a type, then
2147 // __kmp_affinity_notype should point to its setting.
2148 static kmp_setting_t *__kmp_affinity_notype = NULL;
2149 
2150 static void __kmp_parse_affinity_env(char const *name, char const *value,
2151  kmp_affinity_t *out_affinity) {
2152  char *buffer = NULL; // Copy of env var value.
2153  char *buf = NULL; // Buffer for strtok_r() function.
2154  char *next = NULL; // end of token / start of next.
2155  const char *start; // start of current token (for err msgs)
2156  int count = 0; // Counter of parsed integer numbers.
2157  int number[2]; // Parsed numbers.
2158 
2159  // Guards.
2160  int type = 0;
2161  int proclist = 0;
2162  int verbose = 0;
2163  int warnings = 0;
2164  int respect = 0;
2165  int gran = 0;
2166  int dups = 0;
2167  int reset = 0;
2168  bool set = false;
2169 
2170  KMP_ASSERT(value != NULL);
2171 
2172  if (TCR_4(__kmp_init_middle)) {
2173  KMP_WARNING(EnvMiddleWarn, name);
2174  __kmp_env_toPrint(name, 0);
2175  return;
2176  }
2177  __kmp_env_toPrint(name, 1);
2178 
2179  buffer =
2180  __kmp_str_format("%s", value); // Copy env var to keep original intact.
2181  buf = buffer;
2182  SKIP_WS(buf);
2183 
2184 // Helper macros.
2185 
2186 // If we see a parse error, emit a warning and scan to the next ",".
2187 //
2188 // FIXME - there's got to be a better way to print an error
2189 // message, hopefully without overwriting peices of buf.
2190 #define EMIT_WARN(skip, errlist) \
2191  { \
2192  char ch; \
2193  if (skip) { \
2194  SKIP_TO(next, ','); \
2195  } \
2196  ch = *next; \
2197  *next = '\0'; \
2198  KMP_WARNING errlist; \
2199  *next = ch; \
2200  if (skip) { \
2201  if (ch == ',') \
2202  next++; \
2203  } \
2204  buf = next; \
2205  }
2206 
2207 #define _set_param(_guard, _var, _val) \
2208  { \
2209  if (_guard == 0) { \
2210  _var = _val; \
2211  } else { \
2212  EMIT_WARN(FALSE, (AffParamDefined, name, start)); \
2213  } \
2214  ++_guard; \
2215  }
2216 
2217 #define set_type(val) _set_param(type, out_affinity->type, val)
2218 #define set_verbose(val) _set_param(verbose, out_affinity->flags.verbose, val)
2219 #define set_warnings(val) \
2220  _set_param(warnings, out_affinity->flags.warnings, val)
2221 #define set_respect(val) _set_param(respect, out_affinity->flags.respect, val)
2222 #define set_dups(val) _set_param(dups, out_affinity->flags.dups, val)
2223 #define set_proclist(val) _set_param(proclist, out_affinity->proclist, val)
2224 #define set_reset(val) _set_param(reset, out_affinity->flags.reset, val)
2225 
2226 #define set_gran(val, levels) \
2227  { \
2228  if (gran == 0) { \
2229  out_affinity->gran = val; \
2230  out_affinity->gran_levels = levels; \
2231  } else { \
2232  EMIT_WARN(FALSE, (AffParamDefined, name, start)); \
2233  } \
2234  ++gran; \
2235  }
2236 
2237  KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
2238  (__kmp_nested_proc_bind.used > 0));
2239 
2240  while (*buf != '\0') {
2241  start = next = buf;
2242 
2243  if (__kmp_match_str("none", buf, CCAST(const char **, &next))) {
2244  set_type(affinity_none);
2245  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2246  buf = next;
2247  } else if (__kmp_match_str("scatter", buf, CCAST(const char **, &next))) {
2248  set_type(affinity_scatter);
2249  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2250  buf = next;
2251  } else if (__kmp_match_str("compact", buf, CCAST(const char **, &next))) {
2252  set_type(affinity_compact);
2253  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2254  buf = next;
2255  } else if (__kmp_match_str("logical", buf, CCAST(const char **, &next))) {
2256  set_type(affinity_logical);
2257  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2258  buf = next;
2259  } else if (__kmp_match_str("physical", buf, CCAST(const char **, &next))) {
2260  set_type(affinity_physical);
2261  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2262  buf = next;
2263  } else if (__kmp_match_str("explicit", buf, CCAST(const char **, &next))) {
2264  set_type(affinity_explicit);
2265  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2266  buf = next;
2267  } else if (__kmp_match_str("balanced", buf, CCAST(const char **, &next))) {
2268  set_type(affinity_balanced);
2269  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2270  buf = next;
2271  } else if (__kmp_match_str("disabled", buf, CCAST(const char **, &next))) {
2272  set_type(affinity_disabled);
2273  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2274  buf = next;
2275  } else if (__kmp_match_str("verbose", buf, CCAST(const char **, &next))) {
2276  set_verbose(TRUE);
2277  buf = next;
2278  } else if (__kmp_match_str("noverbose", buf, CCAST(const char **, &next))) {
2279  set_verbose(FALSE);
2280  buf = next;
2281  } else if (__kmp_match_str("warnings", buf, CCAST(const char **, &next))) {
2282  set_warnings(TRUE);
2283  buf = next;
2284  } else if (__kmp_match_str("nowarnings", buf,
2285  CCAST(const char **, &next))) {
2286  set_warnings(FALSE);
2287  buf = next;
2288  } else if (__kmp_match_str("respect", buf, CCAST(const char **, &next))) {
2289  set_respect(TRUE);
2290  buf = next;
2291  } else if (__kmp_match_str("norespect", buf, CCAST(const char **, &next))) {
2292  set_respect(FALSE);
2293  buf = next;
2294  } else if (__kmp_match_str("reset", buf, CCAST(const char **, &next))) {
2295  set_reset(TRUE);
2296  buf = next;
2297  } else if (__kmp_match_str("noreset", buf, CCAST(const char **, &next))) {
2298  set_reset(FALSE);
2299  buf = next;
2300  } else if (__kmp_match_str("duplicates", buf,
2301  CCAST(const char **, &next)) ||
2302  __kmp_match_str("dups", buf, CCAST(const char **, &next))) {
2303  set_dups(TRUE);
2304  buf = next;
2305  } else if (__kmp_match_str("noduplicates", buf,
2306  CCAST(const char **, &next)) ||
2307  __kmp_match_str("nodups", buf, CCAST(const char **, &next))) {
2308  set_dups(FALSE);
2309  buf = next;
2310  } else if (__kmp_match_str("granularity", buf,
2311  CCAST(const char **, &next)) ||
2312  __kmp_match_str("gran", buf, CCAST(const char **, &next))) {
2313  SKIP_WS(next);
2314  if (*next != '=') {
2315  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2316  continue;
2317  }
2318  next++; // skip '='
2319  SKIP_WS(next);
2320 
2321  buf = next;
2322 
2323  // Try any hardware topology type for granularity
2324  KMP_FOREACH_HW_TYPE(type) {
2325  const char *name = __kmp_hw_get_keyword(type);
2326  if (__kmp_match_str(name, buf, CCAST(const char **, &next))) {
2327  set_gran(type, -1);
2328  buf = next;
2329  set = true;
2330  break;
2331  }
2332  }
2333  if (!set) {
2334  // Support older names for different granularity layers
2335  if (__kmp_match_str("fine", buf, CCAST(const char **, &next))) {
2336  set_gran(KMP_HW_THREAD, -1);
2337  buf = next;
2338  set = true;
2339  } else if (__kmp_match_str("package", buf,
2340  CCAST(const char **, &next))) {
2341  set_gran(KMP_HW_SOCKET, -1);
2342  buf = next;
2343  set = true;
2344  } else if (__kmp_match_str("node", buf, CCAST(const char **, &next))) {
2345  set_gran(KMP_HW_NUMA, -1);
2346  buf = next;
2347  set = true;
2348 #if KMP_GROUP_AFFINITY
2349  } else if (__kmp_match_str("group", buf, CCAST(const char **, &next))) {
2350  set_gran(KMP_HW_PROC_GROUP, -1);
2351  buf = next;
2352  set = true;
2353 #endif /* KMP_GROUP AFFINITY */
2354  } else if ((*buf >= '0') && (*buf <= '9')) {
2355  int n;
2356  next = buf;
2357  SKIP_DIGITS(next);
2358  n = __kmp_str_to_int(buf, *next);
2359  KMP_ASSERT(n >= 0);
2360  buf = next;
2361  set_gran(KMP_HW_UNKNOWN, n);
2362  set = true;
2363  } else {
2364  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2365  continue;
2366  }
2367  }
2368  } else if (__kmp_match_str("proclist", buf, CCAST(const char **, &next))) {
2369  char *temp_proclist;
2370 
2371  SKIP_WS(next);
2372  if (*next != '=') {
2373  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2374  continue;
2375  }
2376  next++; // skip '='
2377  SKIP_WS(next);
2378  if (*next != '[') {
2379  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2380  continue;
2381  }
2382  next++; // skip '['
2383  buf = next;
2384  if (!__kmp_parse_affinity_proc_id_list(
2385  name, buf, CCAST(const char **, &next), &temp_proclist)) {
2386  // warning already emitted.
2387  SKIP_TO(next, ']');
2388  if (*next == ']')
2389  next++;
2390  SKIP_TO(next, ',');
2391  if (*next == ',')
2392  next++;
2393  buf = next;
2394  continue;
2395  }
2396  if (*next != ']') {
2397  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2398  continue;
2399  }
2400  next++; // skip ']'
2401  set_proclist(temp_proclist);
2402  } else if ((*buf >= '0') && (*buf <= '9')) {
2403  // Parse integer numbers -- permute and offset.
2404  int n;
2405  next = buf;
2406  SKIP_DIGITS(next);
2407  n = __kmp_str_to_int(buf, *next);
2408  KMP_ASSERT(n >= 0);
2409  buf = next;
2410  if (count < 2) {
2411  number[count] = n;
2412  } else {
2413  KMP_WARNING(AffManyParams, name, start);
2414  }
2415  ++count;
2416  } else {
2417  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2418  continue;
2419  }
2420 
2421  SKIP_WS(next);
2422  if (*next == ',') {
2423  next++;
2424  SKIP_WS(next);
2425  } else if (*next != '\0') {
2426  const char *temp = next;
2427  EMIT_WARN(TRUE, (ParseExtraCharsWarn, name, temp));
2428  continue;
2429  }
2430  buf = next;
2431  } // while
2432 
2433 #undef EMIT_WARN
2434 #undef _set_param
2435 #undef set_type
2436 #undef set_verbose
2437 #undef set_warnings
2438 #undef set_respect
2439 #undef set_granularity
2440 #undef set_reset
2441 
2442  __kmp_str_free(&buffer);
2443 
2444  if (proclist) {
2445  if (!type) {
2446  KMP_WARNING(AffProcListNoType, name);
2447  out_affinity->type = affinity_explicit;
2448  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2449  } else if (out_affinity->type != affinity_explicit) {
2450  KMP_WARNING(AffProcListNotExplicit, name);
2451  KMP_ASSERT(out_affinity->proclist != NULL);
2452  KMP_INTERNAL_FREE(out_affinity->proclist);
2453  out_affinity->proclist = NULL;
2454  }
2455  }
2456  switch (out_affinity->type) {
2457  case affinity_logical:
2458  case affinity_physical: {
2459  if (count > 0) {
2460  out_affinity->offset = number[0];
2461  }
2462  if (count > 1) {
2463  KMP_WARNING(AffManyParamsForLogic, name, number[1]);
2464  }
2465  } break;
2466  case affinity_balanced: {
2467  if (count > 0) {
2468  out_affinity->compact = number[0];
2469  }
2470  if (count > 1) {
2471  out_affinity->offset = number[1];
2472  }
2473 
2474  if (__kmp_affinity.gran == KMP_HW_UNKNOWN) {
2475  int verbose = out_affinity->flags.verbose;
2476  int warnings = out_affinity->flags.warnings;
2477 #if KMP_MIC_SUPPORTED
2478  if (__kmp_mic_type != non_mic) {
2479  if (verbose || warnings) {
2480  KMP_WARNING(AffGranUsing, out_affinity->env_var, "fine");
2481  }
2482  out_affinity->gran = KMP_HW_THREAD;
2483  } else
2484 #endif
2485  {
2486  if (verbose || warnings) {
2487  KMP_WARNING(AffGranUsing, out_affinity->env_var, "core");
2488  }
2489  out_affinity->gran = KMP_HW_CORE;
2490  }
2491  }
2492  } break;
2493  case affinity_scatter:
2494  case affinity_compact: {
2495  if (count > 0) {
2496  out_affinity->compact = number[0];
2497  }
2498  if (count > 1) {
2499  out_affinity->offset = number[1];
2500  }
2501  } break;
2502  case affinity_explicit: {
2503  if (out_affinity->proclist == NULL) {
2504  KMP_WARNING(AffNoProcList, name);
2505  out_affinity->type = affinity_none;
2506  }
2507  if (count > 0) {
2508  KMP_WARNING(AffNoParam, name, "explicit");
2509  }
2510  } break;
2511  case affinity_none: {
2512  if (count > 0) {
2513  KMP_WARNING(AffNoParam, name, "none");
2514  }
2515  } break;
2516  case affinity_disabled: {
2517  if (count > 0) {
2518  KMP_WARNING(AffNoParam, name, "disabled");
2519  }
2520  } break;
2521  case affinity_default: {
2522  if (count > 0) {
2523  KMP_WARNING(AffNoParam, name, "default");
2524  }
2525  } break;
2526  default: {
2527  KMP_ASSERT(0);
2528  }
2529  }
2530 } // __kmp_parse_affinity_env
2531 
2532 static void __kmp_stg_parse_affinity(char const *name, char const *value,
2533  void *data) {
2534  kmp_setting_t **rivals = (kmp_setting_t **)data;
2535  int rc;
2536 
2537  rc = __kmp_stg_check_rivals(name, value, rivals);
2538  if (rc) {
2539  return;
2540  }
2541 
2542  __kmp_parse_affinity_env(name, value, &__kmp_affinity);
2543 
2544 } // __kmp_stg_parse_affinity
2545 static void __kmp_stg_parse_hh_affinity(char const *name, char const *value,
2546  void *data) {
2547  __kmp_parse_affinity_env(name, value, &__kmp_hh_affinity);
2548  // Warn about unused parts of hidden helper affinity settings if specified.
2549  if (__kmp_hh_affinity.flags.reset) {
2550  KMP_WARNING(AffInvalidParam, name, "reset");
2551  }
2552  if (__kmp_hh_affinity.flags.respect != affinity_respect_mask_default) {
2553  KMP_WARNING(AffInvalidParam, name, "respect");
2554  }
2555 }
2556 
2557 static void __kmp_print_affinity_env(kmp_str_buf_t *buffer, char const *name,
2558  const kmp_affinity_t &affinity) {
2559  bool is_hh_affinity = (&affinity == &__kmp_hh_affinity);
2560  if (__kmp_env_format) {
2561  KMP_STR_BUF_PRINT_NAME_EX(name);
2562  } else {
2563  __kmp_str_buf_print(buffer, " %s='", name);
2564  }
2565  if (affinity.flags.verbose) {
2566  __kmp_str_buf_print(buffer, "%s,", "verbose");
2567  } else {
2568  __kmp_str_buf_print(buffer, "%s,", "noverbose");
2569  }
2570  if (affinity.flags.warnings) {
2571  __kmp_str_buf_print(buffer, "%s,", "warnings");
2572  } else {
2573  __kmp_str_buf_print(buffer, "%s,", "nowarnings");
2574  }
2575  if (KMP_AFFINITY_CAPABLE()) {
2576  // Hidden helper affinity does not affect global reset
2577  // or respect flags. That is still solely controlled by KMP_AFFINITY.
2578  if (!is_hh_affinity) {
2579  if (affinity.flags.respect) {
2580  __kmp_str_buf_print(buffer, "%s,", "respect");
2581  } else {
2582  __kmp_str_buf_print(buffer, "%s,", "norespect");
2583  }
2584  if (affinity.flags.reset) {
2585  __kmp_str_buf_print(buffer, "%s,", "reset");
2586  } else {
2587  __kmp_str_buf_print(buffer, "%s,", "noreset");
2588  }
2589  }
2590  __kmp_str_buf_print(buffer, "granularity=%s,",
2591  __kmp_hw_get_keyword(affinity.gran, false));
2592  }
2593  if (!KMP_AFFINITY_CAPABLE()) {
2594  __kmp_str_buf_print(buffer, "%s", "disabled");
2595  } else {
2596  int compact = affinity.compact;
2597  int offset = affinity.offset;
2598  switch (affinity.type) {
2599  case affinity_none:
2600  __kmp_str_buf_print(buffer, "%s", "none");
2601  break;
2602  case affinity_physical:
2603  __kmp_str_buf_print(buffer, "%s,%d", "physical", offset);
2604  break;
2605  case affinity_logical:
2606  __kmp_str_buf_print(buffer, "%s,%d", "logical", offset);
2607  break;
2608  case affinity_compact:
2609  __kmp_str_buf_print(buffer, "%s,%d,%d", "compact", compact, offset);
2610  break;
2611  case affinity_scatter:
2612  __kmp_str_buf_print(buffer, "%s,%d,%d", "scatter", compact, offset);
2613  break;
2614  case affinity_explicit:
2615  __kmp_str_buf_print(buffer, "%s=[%s],%s", "proclist", affinity.proclist,
2616  "explicit");
2617  break;
2618  case affinity_balanced:
2619  __kmp_str_buf_print(buffer, "%s,%d,%d", "balanced", compact, offset);
2620  break;
2621  case affinity_disabled:
2622  __kmp_str_buf_print(buffer, "%s", "disabled");
2623  break;
2624  case affinity_default:
2625  __kmp_str_buf_print(buffer, "%s", "default");
2626  break;
2627  default:
2628  __kmp_str_buf_print(buffer, "%s", "<unknown>");
2629  break;
2630  }
2631  }
2632  __kmp_str_buf_print(buffer, "'\n");
2633 } //__kmp_stg_print_affinity
2634 
2635 static void __kmp_stg_print_affinity(kmp_str_buf_t *buffer, char const *name,
2636  void *data) {
2637  __kmp_print_affinity_env(buffer, name, __kmp_affinity);
2638 }
2639 static void __kmp_stg_print_hh_affinity(kmp_str_buf_t *buffer, char const *name,
2640  void *data) {
2641  __kmp_print_affinity_env(buffer, name, __kmp_hh_affinity);
2642 }
2643 
2644 #ifdef KMP_GOMP_COMPAT
2645 
2646 static void __kmp_stg_parse_gomp_cpu_affinity(char const *name,
2647  char const *value, void *data) {
2648  const char *next = NULL;
2649  char *temp_proclist;
2650  kmp_setting_t **rivals = (kmp_setting_t **)data;
2651  int rc;
2652 
2653  rc = __kmp_stg_check_rivals(name, value, rivals);
2654  if (rc) {
2655  return;
2656  }
2657 
2658  if (TCR_4(__kmp_init_middle)) {
2659  KMP_WARNING(EnvMiddleWarn, name);
2660  __kmp_env_toPrint(name, 0);
2661  return;
2662  }
2663 
2664  __kmp_env_toPrint(name, 1);
2665 
2666  if (__kmp_parse_affinity_proc_id_list(name, value, &next, &temp_proclist)) {
2667  SKIP_WS(next);
2668  if (*next == '\0') {
2669  // GOMP_CPU_AFFINITY => granularity=fine,explicit,proclist=...
2670  __kmp_affinity.proclist = temp_proclist;
2671  __kmp_affinity.type = affinity_explicit;
2672  __kmp_affinity.gran = KMP_HW_THREAD;
2673  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2674  } else {
2675  KMP_WARNING(AffSyntaxError, name);
2676  if (temp_proclist != NULL) {
2677  KMP_INTERNAL_FREE((void *)temp_proclist);
2678  }
2679  }
2680  } else {
2681  // Warning already emitted
2682  __kmp_affinity.type = affinity_none;
2683  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2684  }
2685 } // __kmp_stg_parse_gomp_cpu_affinity
2686 
2687 #endif /* KMP_GOMP_COMPAT */
2688 
2689 /*-----------------------------------------------------------------------------
2690 The OMP_PLACES proc id list parser. Here is the grammar:
2691 
2692 place_list := place
2693 place_list := place , place_list
2694 place := num
2695 place := place : num
2696 place := place : num : signed
2697 place := { subplacelist }
2698 place := ! place // (lowest priority)
2699 subplace_list := subplace
2700 subplace_list := subplace , subplace_list
2701 subplace := num
2702 subplace := num : num
2703 subplace := num : num : signed
2704 signed := num
2705 signed := + signed
2706 signed := - signed
2707 -----------------------------------------------------------------------------*/
2708 
2709 // Warning to issue for syntax error during parsing of OMP_PLACES
2710 static inline void __kmp_omp_places_syntax_warn(const char *var) {
2711  KMP_WARNING(SyntaxErrorUsing, var, "\"cores\"");
2712 }
2713 
2714 static int __kmp_parse_subplace_list(const char *var, const char **scan) {
2715  const char *next;
2716 
2717  for (;;) {
2718  int start, count, stride;
2719 
2720  //
2721  // Read in the starting proc id
2722  //
2723  SKIP_WS(*scan);
2724  if ((**scan < '0') || (**scan > '9')) {
2725  __kmp_omp_places_syntax_warn(var);
2726  return FALSE;
2727  }
2728  next = *scan;
2729  SKIP_DIGITS(next);
2730  start = __kmp_str_to_int(*scan, *next);
2731  KMP_ASSERT(start >= 0);
2732  *scan = next;
2733 
2734  // valid follow sets are ',' ':' and '}'
2735  SKIP_WS(*scan);
2736  if (**scan == '}') {
2737  break;
2738  }
2739  if (**scan == ',') {
2740  (*scan)++; // skip ','
2741  continue;
2742  }
2743  if (**scan != ':') {
2744  __kmp_omp_places_syntax_warn(var);
2745  return FALSE;
2746  }
2747  (*scan)++; // skip ':'
2748 
2749  // Read count parameter
2750  SKIP_WS(*scan);
2751  if ((**scan < '0') || (**scan > '9')) {
2752  __kmp_omp_places_syntax_warn(var);
2753  return FALSE;
2754  }
2755  next = *scan;
2756  SKIP_DIGITS(next);
2757  count = __kmp_str_to_int(*scan, *next);
2758  KMP_ASSERT(count >= 0);
2759  *scan = next;
2760 
2761  // valid follow sets are ',' ':' and '}'
2762  SKIP_WS(*scan);
2763  if (**scan == '}') {
2764  break;
2765  }
2766  if (**scan == ',') {
2767  (*scan)++; // skip ','
2768  continue;
2769  }
2770  if (**scan != ':') {
2771  __kmp_omp_places_syntax_warn(var);
2772  return FALSE;
2773  }
2774  (*scan)++; // skip ':'
2775 
2776  // Read stride parameter
2777  int sign = +1;
2778  for (;;) {
2779  SKIP_WS(*scan);
2780  if (**scan == '+') {
2781  (*scan)++; // skip '+'
2782  continue;
2783  }
2784  if (**scan == '-') {
2785  sign *= -1;
2786  (*scan)++; // skip '-'
2787  continue;
2788  }
2789  break;
2790  }
2791  SKIP_WS(*scan);
2792  if ((**scan < '0') || (**scan > '9')) {
2793  __kmp_omp_places_syntax_warn(var);
2794  return FALSE;
2795  }
2796  next = *scan;
2797  SKIP_DIGITS(next);
2798  stride = __kmp_str_to_int(*scan, *next);
2799  KMP_ASSERT(stride >= 0);
2800  *scan = next;
2801  stride *= sign;
2802 
2803  // valid follow sets are ',' and '}'
2804  SKIP_WS(*scan);
2805  if (**scan == '}') {
2806  break;
2807  }
2808  if (**scan == ',') {
2809  (*scan)++; // skip ','
2810  continue;
2811  }
2812 
2813  __kmp_omp_places_syntax_warn(var);
2814  return FALSE;
2815  }
2816  return TRUE;
2817 }
2818 
2819 static int __kmp_parse_place(const char *var, const char **scan) {
2820  const char *next;
2821 
2822  // valid follow sets are '{' '!' and num
2823  SKIP_WS(*scan);
2824  if (**scan == '{') {
2825  (*scan)++; // skip '{'
2826  if (!__kmp_parse_subplace_list(var, scan)) {
2827  return FALSE;
2828  }
2829  if (**scan != '}') {
2830  __kmp_omp_places_syntax_warn(var);
2831  return FALSE;
2832  }
2833  (*scan)++; // skip '}'
2834  } else if (**scan == '!') {
2835  (*scan)++; // skip '!'
2836  return __kmp_parse_place(var, scan); //'!' has lower precedence than ':'
2837  } else if ((**scan >= '0') && (**scan <= '9')) {
2838  next = *scan;
2839  SKIP_DIGITS(next);
2840  int proc = __kmp_str_to_int(*scan, *next);
2841  KMP_ASSERT(proc >= 0);
2842  *scan = next;
2843  } else {
2844  __kmp_omp_places_syntax_warn(var);
2845  return FALSE;
2846  }
2847  return TRUE;
2848 }
2849 
2850 static int __kmp_parse_place_list(const char *var, const char *env,
2851  char **place_list) {
2852  const char *scan = env;
2853  const char *next = scan;
2854 
2855  for (;;) {
2856  int count, stride;
2857 
2858  if (!__kmp_parse_place(var, &scan)) {
2859  return FALSE;
2860  }
2861 
2862  // valid follow sets are ',' ':' and EOL
2863  SKIP_WS(scan);
2864  if (*scan == '\0') {
2865  break;
2866  }
2867  if (*scan == ',') {
2868  scan++; // skip ','
2869  continue;
2870  }
2871  if (*scan != ':') {
2872  __kmp_omp_places_syntax_warn(var);
2873  return FALSE;
2874  }
2875  scan++; // skip ':'
2876 
2877  // Read count parameter
2878  SKIP_WS(scan);
2879  if ((*scan < '0') || (*scan > '9')) {
2880  __kmp_omp_places_syntax_warn(var);
2881  return FALSE;
2882  }
2883  next = scan;
2884  SKIP_DIGITS(next);
2885  count = __kmp_str_to_int(scan, *next);
2886  KMP_ASSERT(count >= 0);
2887  scan = next;
2888 
2889  // valid follow sets are ',' ':' and EOL
2890  SKIP_WS(scan);
2891  if (*scan == '\0') {
2892  break;
2893  }
2894  if (*scan == ',') {
2895  scan++; // skip ','
2896  continue;
2897  }
2898  if (*scan != ':') {
2899  __kmp_omp_places_syntax_warn(var);
2900  return FALSE;
2901  }
2902  scan++; // skip ':'
2903 
2904  // Read stride parameter
2905  int sign = +1;
2906  for (;;) {
2907  SKIP_WS(scan);
2908  if (*scan == '+') {
2909  scan++; // skip '+'
2910  continue;
2911  }
2912  if (*scan == '-') {
2913  sign *= -1;
2914  scan++; // skip '-'
2915  continue;
2916  }
2917  break;
2918  }
2919  SKIP_WS(scan);
2920  if ((*scan < '0') || (*scan > '9')) {
2921  __kmp_omp_places_syntax_warn(var);
2922  return FALSE;
2923  }
2924  next = scan;
2925  SKIP_DIGITS(next);
2926  stride = __kmp_str_to_int(scan, *next);
2927  KMP_ASSERT(stride >= 0);
2928  scan = next;
2929  stride *= sign;
2930 
2931  // valid follow sets are ',' and EOL
2932  SKIP_WS(scan);
2933  if (*scan == '\0') {
2934  break;
2935  }
2936  if (*scan == ',') {
2937  scan++; // skip ','
2938  continue;
2939  }
2940 
2941  __kmp_omp_places_syntax_warn(var);
2942  return FALSE;
2943  }
2944 
2945  {
2946  ptrdiff_t len = scan - env;
2947  char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
2948  KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
2949  retlist[len] = '\0';
2950  *place_list = retlist;
2951  }
2952  return TRUE;
2953 }
2954 
2955 static void __kmp_stg_parse_places(char const *name, char const *value,
2956  void *data) {
2957  struct kmp_place_t {
2958  const char *name;
2959  kmp_hw_t type;
2960  };
2961  int count;
2962  bool set = false;
2963  const char *scan = value;
2964  const char *next = scan;
2965  const char *kind = "\"threads\"";
2966  kmp_place_t std_places[] = {{"threads", KMP_HW_THREAD},
2967  {"cores", KMP_HW_CORE},
2968  {"numa_domains", KMP_HW_NUMA},
2969  {"ll_caches", KMP_HW_LLC},
2970  {"sockets", KMP_HW_SOCKET}};
2971  kmp_setting_t **rivals = (kmp_setting_t **)data;
2972  int rc;
2973 
2974  rc = __kmp_stg_check_rivals(name, value, rivals);
2975  if (rc) {
2976  return;
2977  }
2978 
2979  // Standard choices
2980  for (size_t i = 0; i < sizeof(std_places) / sizeof(std_places[0]); ++i) {
2981  const kmp_place_t &place = std_places[i];
2982  if (__kmp_match_str(place.name, scan, &next)) {
2983  scan = next;
2984  __kmp_affinity.type = affinity_compact;
2985  __kmp_affinity.gran = place.type;
2986  __kmp_affinity.flags.dups = FALSE;
2987  set = true;
2988  break;
2989  }
2990  }
2991  // Implementation choices for OMP_PLACES based on internal types
2992  if (!set) {
2993  KMP_FOREACH_HW_TYPE(type) {
2994  const char *name = __kmp_hw_get_keyword(type, true);
2995  if (__kmp_match_str("unknowns", scan, &next))
2996  continue;
2997  if (__kmp_match_str(name, scan, &next)) {
2998  scan = next;
2999  __kmp_affinity.type = affinity_compact;
3000  __kmp_affinity.gran = type;
3001  __kmp_affinity.flags.dups = FALSE;
3002  set = true;
3003  break;
3004  }
3005  }
3006  }
3007  if (!set) {
3008  if (__kmp_affinity.proclist != NULL) {
3009  KMP_INTERNAL_FREE((void *)__kmp_affinity.proclist);
3010  __kmp_affinity.proclist = NULL;
3011  }
3012  if (__kmp_parse_place_list(name, value, &__kmp_affinity.proclist)) {
3013  __kmp_affinity.type = affinity_explicit;
3014  __kmp_affinity.gran = KMP_HW_THREAD;
3015  __kmp_affinity.flags.dups = FALSE;
3016  } else {
3017  // Syntax error fallback
3018  __kmp_affinity.type = affinity_compact;
3019  __kmp_affinity.gran = KMP_HW_CORE;
3020  __kmp_affinity.flags.dups = FALSE;
3021  }
3022  if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
3023  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
3024  }
3025  return;
3026  }
3027  if (__kmp_affinity.gran != KMP_HW_UNKNOWN) {
3028  kind = __kmp_hw_get_keyword(__kmp_affinity.gran);
3029  }
3030 
3031  if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
3032  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
3033  }
3034 
3035  SKIP_WS(scan);
3036  if (*scan == '\0') {
3037  return;
3038  }
3039 
3040  // Parse option count parameter in parentheses
3041  if (*scan != '(') {
3042  KMP_WARNING(SyntaxErrorUsing, name, kind);
3043  return;
3044  }
3045  scan++; // skip '('
3046 
3047  SKIP_WS(scan);
3048  next = scan;
3049  SKIP_DIGITS(next);
3050  count = __kmp_str_to_int(scan, *next);
3051  KMP_ASSERT(count >= 0);
3052  scan = next;
3053 
3054  SKIP_WS(scan);
3055  if (*scan != ')') {
3056  KMP_WARNING(SyntaxErrorUsing, name, kind);
3057  return;
3058  }
3059  scan++; // skip ')'
3060 
3061  SKIP_WS(scan);
3062  if (*scan != '\0') {
3063  KMP_WARNING(ParseExtraCharsWarn, name, scan);
3064  }
3065  __kmp_affinity_num_places = count;
3066 }
3067 
3068 static void __kmp_stg_print_places(kmp_str_buf_t *buffer, char const *name,
3069  void *data) {
3070  enum affinity_type type = __kmp_affinity.type;
3071  const char *proclist = __kmp_affinity.proclist;
3072  kmp_hw_t gran = __kmp_affinity.gran;
3073 
3074  if (__kmp_env_format) {
3075  KMP_STR_BUF_PRINT_NAME;
3076  } else {
3077  __kmp_str_buf_print(buffer, " %s", name);
3078  }
3079  if ((__kmp_nested_proc_bind.used == 0) ||
3080  (__kmp_nested_proc_bind.bind_types == NULL) ||
3081  (__kmp_nested_proc_bind.bind_types[0] == proc_bind_false)) {
3082  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3083  } else if (type == affinity_explicit) {
3084  if (proclist != NULL) {
3085  __kmp_str_buf_print(buffer, "='%s'\n", proclist);
3086  } else {
3087  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3088  }
3089  } else if (type == affinity_compact) {
3090  int num;
3091  if (__kmp_affinity.num_masks > 0) {
3092  num = __kmp_affinity.num_masks;
3093  } else if (__kmp_affinity_num_places > 0) {
3094  num = __kmp_affinity_num_places;
3095  } else {
3096  num = 0;
3097  }
3098  if (gran != KMP_HW_UNKNOWN) {
3099  const char *name = __kmp_hw_get_keyword(gran, true);
3100  if (num > 0) {
3101  __kmp_str_buf_print(buffer, "='%s(%d)'\n", name, num);
3102  } else {
3103  __kmp_str_buf_print(buffer, "='%s'\n", name);
3104  }
3105  } else {
3106  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3107  }
3108  } else {
3109  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3110  }
3111 }
3112 
3113 static void __kmp_stg_parse_topology_method(char const *name, char const *value,
3114  void *data) {
3115  if (__kmp_str_match("all", 1, value)) {
3116  __kmp_affinity_top_method = affinity_top_method_all;
3117  }
3118 #if KMP_USE_HWLOC
3119  else if (__kmp_str_match("hwloc", 1, value)) {
3120  __kmp_affinity_top_method = affinity_top_method_hwloc;
3121  }
3122 #endif
3123 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
3124  else if (__kmp_str_match("cpuid_leaf31", 12, value) ||
3125  __kmp_str_match("cpuid 1f", 8, value) ||
3126  __kmp_str_match("cpuid 31", 8, value) ||
3127  __kmp_str_match("cpuid1f", 7, value) ||
3128  __kmp_str_match("cpuid31", 7, value) ||
3129  __kmp_str_match("leaf 1f", 7, value) ||
3130  __kmp_str_match("leaf 31", 7, value) ||
3131  __kmp_str_match("leaf1f", 6, value) ||
3132  __kmp_str_match("leaf31", 6, value)) {
3133  __kmp_affinity_top_method = affinity_top_method_x2apicid_1f;
3134  } else if (__kmp_str_match("x2apic id", 9, value) ||
3135  __kmp_str_match("x2apic_id", 9, value) ||
3136  __kmp_str_match("x2apic-id", 9, value) ||
3137  __kmp_str_match("x2apicid", 8, value) ||
3138  __kmp_str_match("cpuid leaf 11", 13, value) ||
3139  __kmp_str_match("cpuid_leaf_11", 13, value) ||
3140  __kmp_str_match("cpuid-leaf-11", 13, value) ||
3141  __kmp_str_match("cpuid leaf11", 12, value) ||
3142  __kmp_str_match("cpuid_leaf11", 12, value) ||
3143  __kmp_str_match("cpuid-leaf11", 12, value) ||
3144  __kmp_str_match("cpuidleaf 11", 12, value) ||
3145  __kmp_str_match("cpuidleaf_11", 12, value) ||
3146  __kmp_str_match("cpuidleaf-11", 12, value) ||
3147  __kmp_str_match("cpuidleaf11", 11, value) ||
3148  __kmp_str_match("cpuid 11", 8, value) ||
3149  __kmp_str_match("cpuid_11", 8, value) ||
3150  __kmp_str_match("cpuid-11", 8, value) ||
3151  __kmp_str_match("cpuid11", 7, value) ||
3152  __kmp_str_match("leaf 11", 7, value) ||
3153  __kmp_str_match("leaf_11", 7, value) ||
3154  __kmp_str_match("leaf-11", 7, value) ||
3155  __kmp_str_match("leaf11", 6, value)) {
3156  __kmp_affinity_top_method = affinity_top_method_x2apicid;
3157  } else if (__kmp_str_match("apic id", 7, value) ||
3158  __kmp_str_match("apic_id", 7, value) ||
3159  __kmp_str_match("apic-id", 7, value) ||
3160  __kmp_str_match("apicid", 6, value) ||
3161  __kmp_str_match("cpuid leaf 4", 12, value) ||
3162  __kmp_str_match("cpuid_leaf_4", 12, value) ||
3163  __kmp_str_match("cpuid-leaf-4", 12, value) ||
3164  __kmp_str_match("cpuid leaf4", 11, value) ||
3165  __kmp_str_match("cpuid_leaf4", 11, value) ||
3166  __kmp_str_match("cpuid-leaf4", 11, value) ||
3167  __kmp_str_match("cpuidleaf 4", 11, value) ||
3168  __kmp_str_match("cpuidleaf_4", 11, value) ||
3169  __kmp_str_match("cpuidleaf-4", 11, value) ||
3170  __kmp_str_match("cpuidleaf4", 10, value) ||
3171  __kmp_str_match("cpuid 4", 7, value) ||
3172  __kmp_str_match("cpuid_4", 7, value) ||
3173  __kmp_str_match("cpuid-4", 7, value) ||
3174  __kmp_str_match("cpuid4", 6, value) ||
3175  __kmp_str_match("leaf 4", 6, value) ||
3176  __kmp_str_match("leaf_4", 6, value) ||
3177  __kmp_str_match("leaf-4", 6, value) ||
3178  __kmp_str_match("leaf4", 5, value)) {
3179  __kmp_affinity_top_method = affinity_top_method_apicid;
3180  }
3181 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3182  else if (__kmp_str_match("/proc/cpuinfo", 2, value) ||
3183  __kmp_str_match("cpuinfo", 5, value)) {
3184  __kmp_affinity_top_method = affinity_top_method_cpuinfo;
3185  }
3186 #if KMP_GROUP_AFFINITY
3187  else if (__kmp_str_match("group", 1, value)) {
3188  KMP_WARNING(StgDeprecatedValue, name, value, "all");
3189  __kmp_affinity_top_method = affinity_top_method_group;
3190  }
3191 #endif /* KMP_GROUP_AFFINITY */
3192  else if (__kmp_str_match("flat", 1, value)) {
3193  __kmp_affinity_top_method = affinity_top_method_flat;
3194  } else {
3195  KMP_WARNING(StgInvalidValue, name, value);
3196  }
3197 } // __kmp_stg_parse_topology_method
3198 
3199 static void __kmp_stg_print_topology_method(kmp_str_buf_t *buffer,
3200  char const *name, void *data) {
3201  char const *value = NULL;
3202 
3203  switch (__kmp_affinity_top_method) {
3204  case affinity_top_method_default:
3205  value = "default";
3206  break;
3207 
3208  case affinity_top_method_all:
3209  value = "all";
3210  break;
3211 
3212 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
3213  case affinity_top_method_x2apicid_1f:
3214  value = "x2APIC id leaf 0x1f";
3215  break;
3216 
3217  case affinity_top_method_x2apicid:
3218  value = "x2APIC id leaf 0xb";
3219  break;
3220 
3221  case affinity_top_method_apicid:
3222  value = "APIC id";
3223  break;
3224 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3225 
3226 #if KMP_USE_HWLOC
3227  case affinity_top_method_hwloc:
3228  value = "hwloc";
3229  break;
3230 #endif
3231 
3232  case affinity_top_method_cpuinfo:
3233  value = "cpuinfo";
3234  break;
3235 
3236 #if KMP_GROUP_AFFINITY
3237  case affinity_top_method_group:
3238  value = "group";
3239  break;
3240 #endif /* KMP_GROUP_AFFINITY */
3241 
3242  case affinity_top_method_flat:
3243  value = "flat";
3244  break;
3245  }
3246 
3247  if (value != NULL) {
3248  __kmp_stg_print_str(buffer, name, value);
3249  }
3250 } // __kmp_stg_print_topology_method
3251 
3252 // KMP_TEAMS_PROC_BIND
3253 struct kmp_proc_bind_info_t {
3254  const char *name;
3255  kmp_proc_bind_t proc_bind;
3256 };
3257 static kmp_proc_bind_info_t proc_bind_table[] = {
3258  {"spread", proc_bind_spread},
3259  {"true", proc_bind_spread},
3260  {"close", proc_bind_close},
3261  // teams-bind = false means "replicate the primary thread's affinity"
3262  {"false", proc_bind_primary},
3263  {"primary", proc_bind_primary}};
3264 static void __kmp_stg_parse_teams_proc_bind(char const *name, char const *value,
3265  void *data) {
3266  int valid;
3267  const char *end;
3268  valid = 0;
3269  for (size_t i = 0; i < sizeof(proc_bind_table) / sizeof(proc_bind_table[0]);
3270  ++i) {
3271  if (__kmp_match_str(proc_bind_table[i].name, value, &end)) {
3272  __kmp_teams_proc_bind = proc_bind_table[i].proc_bind;
3273  valid = 1;
3274  break;
3275  }
3276  }
3277  if (!valid) {
3278  KMP_WARNING(StgInvalidValue, name, value);
3279  }
3280 }
3281 static void __kmp_stg_print_teams_proc_bind(kmp_str_buf_t *buffer,
3282  char const *name, void *data) {
3283  const char *value = KMP_I18N_STR(NotDefined);
3284  for (size_t i = 0; i < sizeof(proc_bind_table) / sizeof(proc_bind_table[0]);
3285  ++i) {
3286  if (__kmp_teams_proc_bind == proc_bind_table[i].proc_bind) {
3287  value = proc_bind_table[i].name;
3288  break;
3289  }
3290  }
3291  __kmp_stg_print_str(buffer, name, value);
3292 }
3293 #endif /* KMP_AFFINITY_SUPPORTED */
3294 
3295 // OMP_PROC_BIND / bind-var is functional on all 4.0 builds, including OS X*
3296 // OMP_PLACES / place-partition-var is not.
3297 static void __kmp_stg_parse_proc_bind(char const *name, char const *value,
3298  void *data) {
3299  kmp_setting_t **rivals = (kmp_setting_t **)data;
3300  int rc;
3301 
3302  rc = __kmp_stg_check_rivals(name, value, rivals);
3303  if (rc) {
3304  return;
3305  }
3306 
3307  // In OMP 4.0 OMP_PROC_BIND is a vector of proc_bind types.
3308  KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
3309  (__kmp_nested_proc_bind.used > 0));
3310 
3311  const char *buf = value;
3312  const char *next;
3313  int num;
3314  SKIP_WS(buf);
3315  if ((*buf >= '0') && (*buf <= '9')) {
3316  next = buf;
3317  SKIP_DIGITS(next);
3318  num = __kmp_str_to_int(buf, *next);
3319  KMP_ASSERT(num >= 0);
3320  buf = next;
3321  SKIP_WS(buf);
3322  } else {
3323  num = -1;
3324  }
3325 
3326  next = buf;
3327  if (__kmp_match_str("disabled", buf, &next)) {
3328  buf = next;
3329  SKIP_WS(buf);
3330 #if KMP_AFFINITY_SUPPORTED
3331  __kmp_affinity.type = affinity_disabled;
3332 #endif /* KMP_AFFINITY_SUPPORTED */
3333  __kmp_nested_proc_bind.used = 1;
3334  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3335  } else if ((num == (int)proc_bind_false) ||
3336  __kmp_match_str("false", buf, &next)) {
3337  buf = next;
3338  SKIP_WS(buf);
3339 #if KMP_AFFINITY_SUPPORTED
3340  __kmp_affinity.type = affinity_none;
3341 #endif /* KMP_AFFINITY_SUPPORTED */
3342  __kmp_nested_proc_bind.used = 1;
3343  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3344  } else if ((num == (int)proc_bind_true) ||
3345  __kmp_match_str("true", buf, &next)) {
3346  buf = next;
3347  SKIP_WS(buf);
3348  __kmp_nested_proc_bind.used = 1;
3349  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
3350  } else {
3351  // Count the number of values in the env var string
3352  const char *scan;
3353  int nelem = 1;
3354  for (scan = buf; *scan != '\0'; scan++) {
3355  if (*scan == ',') {
3356  nelem++;
3357  }
3358  }
3359 
3360  // Create / expand the nested proc_bind array as needed
3361  if (__kmp_nested_proc_bind.size < nelem) {
3362  __kmp_nested_proc_bind.bind_types =
3363  (kmp_proc_bind_t *)KMP_INTERNAL_REALLOC(
3364  __kmp_nested_proc_bind.bind_types,
3365  sizeof(kmp_proc_bind_t) * nelem);
3366  if (__kmp_nested_proc_bind.bind_types == NULL) {
3367  KMP_FATAL(MemoryAllocFailed);
3368  }
3369  __kmp_nested_proc_bind.size = nelem;
3370  }
3371  __kmp_nested_proc_bind.used = nelem;
3372 
3373  if (nelem > 1 && !__kmp_dflt_max_active_levels_set)
3374  __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
3375 
3376  // Save values in the nested proc_bind array
3377  int i = 0;
3378  for (;;) {
3379  enum kmp_proc_bind_t bind;
3380 
3381  if ((num == (int)proc_bind_primary) ||
3382  __kmp_match_str("master", buf, &next) ||
3383  __kmp_match_str("primary", buf, &next)) {
3384  buf = next;
3385  SKIP_WS(buf);
3386  bind = proc_bind_primary;
3387  } else if ((num == (int)proc_bind_close) ||
3388  __kmp_match_str("close", buf, &next)) {
3389  buf = next;
3390  SKIP_WS(buf);
3391  bind = proc_bind_close;
3392  } else if ((num == (int)proc_bind_spread) ||
3393  __kmp_match_str("spread", buf, &next)) {
3394  buf = next;
3395  SKIP_WS(buf);
3396  bind = proc_bind_spread;
3397  } else {
3398  KMP_WARNING(StgInvalidValue, name, value);
3399  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3400  __kmp_nested_proc_bind.used = 1;
3401  return;
3402  }
3403 
3404  __kmp_nested_proc_bind.bind_types[i++] = bind;
3405  if (i >= nelem) {
3406  break;
3407  }
3408  KMP_DEBUG_ASSERT(*buf == ',');
3409  buf++;
3410  SKIP_WS(buf);
3411 
3412  // Read next value if it was specified as an integer
3413  if ((*buf >= '0') && (*buf <= '9')) {
3414  next = buf;
3415  SKIP_DIGITS(next);
3416  num = __kmp_str_to_int(buf, *next);
3417  KMP_ASSERT(num >= 0);
3418  buf = next;
3419  SKIP_WS(buf);
3420  } else {
3421  num = -1;
3422  }
3423  }
3424  SKIP_WS(buf);
3425  }
3426  if (*buf != '\0') {
3427  KMP_WARNING(ParseExtraCharsWarn, name, buf);
3428  }
3429 }
3430 
3431 static void __kmp_stg_print_proc_bind(kmp_str_buf_t *buffer, char const *name,
3432  void *data) {
3433  int nelem = __kmp_nested_proc_bind.used;
3434  if (__kmp_env_format) {
3435  KMP_STR_BUF_PRINT_NAME;
3436  } else {
3437  __kmp_str_buf_print(buffer, " %s", name);
3438  }
3439  if (nelem == 0) {
3440  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3441  } else {
3442  int i;
3443  __kmp_str_buf_print(buffer, "='", name);
3444  for (i = 0; i < nelem; i++) {
3445  switch (__kmp_nested_proc_bind.bind_types[i]) {
3446  case proc_bind_false:
3447  __kmp_str_buf_print(buffer, "false");
3448  break;
3449 
3450  case proc_bind_true:
3451  __kmp_str_buf_print(buffer, "true");
3452  break;
3453 
3454  case proc_bind_primary:
3455  __kmp_str_buf_print(buffer, "primary");
3456  break;
3457 
3458  case proc_bind_close:
3459  __kmp_str_buf_print(buffer, "close");
3460  break;
3461 
3462  case proc_bind_spread:
3463  __kmp_str_buf_print(buffer, "spread");
3464  break;
3465 
3466  case proc_bind_intel:
3467  __kmp_str_buf_print(buffer, "intel");
3468  break;
3469 
3470  case proc_bind_default:
3471  __kmp_str_buf_print(buffer, "default");
3472  break;
3473  }
3474  if (i < nelem - 1) {
3475  __kmp_str_buf_print(buffer, ",");
3476  }
3477  }
3478  __kmp_str_buf_print(buffer, "'\n");
3479  }
3480 }
3481 
3482 static void __kmp_stg_parse_display_affinity(char const *name,
3483  char const *value, void *data) {
3484  __kmp_stg_parse_bool(name, value, &__kmp_display_affinity);
3485 }
3486 static void __kmp_stg_print_display_affinity(kmp_str_buf_t *buffer,
3487  char const *name, void *data) {
3488  __kmp_stg_print_bool(buffer, name, __kmp_display_affinity);
3489 }
3490 static void __kmp_stg_parse_affinity_format(char const *name, char const *value,
3491  void *data) {
3492  size_t length = KMP_STRLEN(value);
3493  __kmp_strncpy_truncate(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, value,
3494  length);
3495 }
3496 static void __kmp_stg_print_affinity_format(kmp_str_buf_t *buffer,
3497  char const *name, void *data) {
3498  if (__kmp_env_format) {
3499  KMP_STR_BUF_PRINT_NAME_EX(name);
3500  } else {
3501  __kmp_str_buf_print(buffer, " %s='", name);
3502  }
3503  __kmp_str_buf_print(buffer, "%s'\n", __kmp_affinity_format);
3504 }
3505 
3506 /*-----------------------------------------------------------------------------
3507 OMP_ALLOCATOR sets default allocator. Here is the grammar:
3508 
3509 <allocator> |= <predef-allocator> | <predef-mem-space> |
3510  <predef-mem-space>:<traits>
3511 <traits> |= <trait>=<value> | <trait>=<value>,<traits>
3512 <predef-allocator> |= omp_default_mem_alloc | omp_large_cap_mem_alloc |
3513  omp_const_mem_alloc | omp_high_bw_mem_alloc |
3514  omp_low_lat_mem_alloc | omp_cgroup_mem_alloc |
3515  omp_pteam_mem_alloc | omp_thread_mem_alloc
3516 <predef-mem-space> |= omp_default_mem_space | omp_large_cap_mem_space |
3517  omp_const_mem_space | omp_high_bw_mem_space |
3518  omp_low_lat_mem_space
3519 <trait> |= sync_hint | alignment | access | pool_size | fallback |
3520  fb_data | pinned | partition
3521 <value> |= one of the allowed values of trait |
3522  non-negative integer | <predef-allocator>
3523 -----------------------------------------------------------------------------*/
3524 
3525 static void __kmp_stg_parse_allocator(char const *name, char const *value,
3526  void *data) {
3527  const char *buf = value;
3528  const char *next, *scan, *start;
3529  char *key;
3530  omp_allocator_handle_t al;
3531  omp_memspace_handle_t ms = omp_default_mem_space;
3532  bool is_memspace = false;
3533  int ntraits = 0, count = 0;
3534 
3535  SKIP_WS(buf);
3536  next = buf;
3537  const char *delim = strchr(buf, ':');
3538  const char *predef_mem_space = strstr(buf, "mem_space");
3539 
3540  bool is_memalloc = (!predef_mem_space && !delim) ? true : false;
3541 
3542  // Count the number of traits in the env var string
3543  if (delim) {
3544  ntraits = 1;
3545  for (scan = buf; *scan != '\0'; scan++) {
3546  if (*scan == ',')
3547  ntraits++;
3548  }
3549  }
3550  omp_alloctrait_t *traits =
3551  (omp_alloctrait_t *)KMP_ALLOCA(ntraits * sizeof(omp_alloctrait_t));
3552 
3553 // Helper macros
3554 #define IS_POWER_OF_TWO(n) (((n) & ((n)-1)) == 0)
3555 
3556 #define GET_NEXT(sentinel) \
3557  { \
3558  SKIP_WS(next); \
3559  if (*next == sentinel) \
3560  next++; \
3561  SKIP_WS(next); \
3562  scan = next; \
3563  }
3564 
3565 #define SKIP_PAIR(key) \
3566  { \
3567  char const str_delimiter[] = {',', 0}; \
3568  char *value = __kmp_str_token(CCAST(char *, scan), str_delimiter, \
3569  CCAST(char **, &next)); \
3570  KMP_WARNING(StgInvalidValue, key, value); \
3571  ntraits--; \
3572  SKIP_WS(next); \
3573  scan = next; \
3574  }
3575 
3576 #define SET_KEY() \
3577  { \
3578  char const str_delimiter[] = {'=', 0}; \
3579  key = __kmp_str_token(CCAST(char *, start), str_delimiter, \
3580  CCAST(char **, &next)); \
3581  scan = next; \
3582  }
3583 
3584  scan = next;
3585  while (*next != '\0') {
3586  if (is_memalloc ||
3587  __kmp_match_str("fb_data", scan, &next)) { // allocator check
3588  start = scan;
3589  GET_NEXT('=');
3590  // check HBW and LCAP first as the only non-default supported
3591  if (__kmp_match_str("omp_high_bw_mem_alloc", scan, &next)) {
3592  SKIP_WS(next);
3593  if (is_memalloc) {
3594  if (__kmp_memkind_available) {
3595  __kmp_def_allocator = omp_high_bw_mem_alloc;
3596  return;
3597  } else {
3598  KMP_WARNING(OmpNoAllocator, "omp_high_bw_mem_alloc");
3599  }
3600  } else {
3601  traits[count].key = omp_atk_fb_data;
3602  traits[count].value = RCAST(omp_uintptr_t, omp_high_bw_mem_alloc);
3603  }
3604  } else if (__kmp_match_str("omp_large_cap_mem_alloc", scan, &next)) {
3605  SKIP_WS(next);
3606  if (is_memalloc) {
3607  if (__kmp_memkind_available) {
3608  __kmp_def_allocator = omp_large_cap_mem_alloc;
3609  return;
3610  } else {
3611  KMP_WARNING(OmpNoAllocator, "omp_large_cap_mem_alloc");
3612  }
3613  } else {
3614  traits[count].key = omp_atk_fb_data;
3615  traits[count].value = RCAST(omp_uintptr_t, omp_large_cap_mem_alloc);
3616  }
3617  } else if (__kmp_match_str("omp_default_mem_alloc", scan, &next)) {
3618  // default requested
3619  SKIP_WS(next);
3620  if (!is_memalloc) {
3621  traits[count].key = omp_atk_fb_data;
3622  traits[count].value = RCAST(omp_uintptr_t, omp_default_mem_alloc);
3623  }
3624  } else if (__kmp_match_str("omp_const_mem_alloc", scan, &next)) {
3625  SKIP_WS(next);
3626  if (is_memalloc) {
3627  KMP_WARNING(OmpNoAllocator, "omp_const_mem_alloc");
3628  } else {
3629  traits[count].key = omp_atk_fb_data;
3630  traits[count].value = RCAST(omp_uintptr_t, omp_const_mem_alloc);
3631  }
3632  } else if (__kmp_match_str("omp_low_lat_mem_alloc", scan, &next)) {
3633  SKIP_WS(next);
3634  if (is_memalloc) {
3635  KMP_WARNING(OmpNoAllocator, "omp_low_lat_mem_alloc");
3636  } else {
3637  traits[count].key = omp_atk_fb_data;
3638  traits[count].value = RCAST(omp_uintptr_t, omp_low_lat_mem_alloc);
3639  }
3640  } else if (__kmp_match_str("omp_cgroup_mem_alloc", scan, &next)) {
3641  SKIP_WS(next);
3642  if (is_memalloc) {
3643  KMP_WARNING(OmpNoAllocator, "omp_cgroup_mem_alloc");
3644  } else {
3645  traits[count].key = omp_atk_fb_data;
3646  traits[count].value = RCAST(omp_uintptr_t, omp_cgroup_mem_alloc);
3647  }
3648  } else if (__kmp_match_str("omp_pteam_mem_alloc", scan, &next)) {
3649  SKIP_WS(next);
3650  if (is_memalloc) {
3651  KMP_WARNING(OmpNoAllocator, "omp_pteam_mem_alloc");
3652  } else {
3653  traits[count].key = omp_atk_fb_data;
3654  traits[count].value = RCAST(omp_uintptr_t, omp_pteam_mem_alloc);
3655  }
3656  } else if (__kmp_match_str("omp_thread_mem_alloc", scan, &next)) {
3657  SKIP_WS(next);
3658  if (is_memalloc) {
3659  KMP_WARNING(OmpNoAllocator, "omp_thread_mem_alloc");
3660  } else {
3661  traits[count].key = omp_atk_fb_data;
3662  traits[count].value = RCAST(omp_uintptr_t, omp_thread_mem_alloc);
3663  }
3664  } else {
3665  if (!is_memalloc) {
3666  SET_KEY();
3667  SKIP_PAIR(key);
3668  continue;
3669  }
3670  }
3671  if (is_memalloc) {
3672  __kmp_def_allocator = omp_default_mem_alloc;
3673  if (next == buf || *next != '\0') {
3674  // either no match or extra symbols present after the matched token
3675  KMP_WARNING(StgInvalidValue, name, value);
3676  }
3677  return;
3678  } else {
3679  ++count;
3680  if (count == ntraits)
3681  break;
3682  GET_NEXT(',');
3683  }
3684  } else { // memspace
3685  if (!is_memspace) {
3686  if (__kmp_match_str("omp_default_mem_space", scan, &next)) {
3687  SKIP_WS(next);
3688  ms = omp_default_mem_space;
3689  } else if (__kmp_match_str("omp_large_cap_mem_space", scan, &next)) {
3690  SKIP_WS(next);
3691  ms = omp_large_cap_mem_space;
3692  } else if (__kmp_match_str("omp_const_mem_space", scan, &next)) {
3693  SKIP_WS(next);
3694  ms = omp_const_mem_space;
3695  } else if (__kmp_match_str("omp_high_bw_mem_space", scan, &next)) {
3696  SKIP_WS(next);
3697  ms = omp_high_bw_mem_space;
3698  } else if (__kmp_match_str("omp_low_lat_mem_space", scan, &next)) {
3699  SKIP_WS(next);
3700  ms = omp_low_lat_mem_space;
3701  } else {
3702  __kmp_def_allocator = omp_default_mem_alloc;
3703  if (next == buf || *next != '\0') {
3704  // either no match or extra symbols present after the matched token
3705  KMP_WARNING(StgInvalidValue, name, value);
3706  }
3707  return;
3708  }
3709  is_memspace = true;
3710  }
3711  if (delim) { // traits
3712  GET_NEXT(':');
3713  start = scan;
3714  if (__kmp_match_str("sync_hint", scan, &next)) {
3715  GET_NEXT('=');
3716  traits[count].key = omp_atk_sync_hint;
3717  if (__kmp_match_str("contended", scan, &next)) {
3718  traits[count].value = omp_atv_contended;
3719  } else if (__kmp_match_str("uncontended", scan, &next)) {
3720  traits[count].value = omp_atv_uncontended;
3721  } else if (__kmp_match_str("serialized", scan, &next)) {
3722  traits[count].value = omp_atv_serialized;
3723  } else if (__kmp_match_str("private", scan, &next)) {
3724  traits[count].value = omp_atv_private;
3725  } else {
3726  SET_KEY();
3727  SKIP_PAIR(key);
3728  continue;
3729  }
3730  } else if (__kmp_match_str("alignment", scan, &next)) {
3731  GET_NEXT('=');
3732  if (!isdigit(*next)) {
3733  SET_KEY();
3734  SKIP_PAIR(key);
3735  continue;
3736  }
3737  SKIP_DIGITS(next);
3738  int n = __kmp_str_to_int(scan, ',');
3739  if (n < 0 || !IS_POWER_OF_TWO(n)) {
3740  SET_KEY();
3741  SKIP_PAIR(key);
3742  continue;
3743  }
3744  traits[count].key = omp_atk_alignment;
3745  traits[count].value = n;
3746  } else if (__kmp_match_str("access", scan, &next)) {
3747  GET_NEXT('=');
3748  traits[count].key = omp_atk_access;
3749  if (__kmp_match_str("all", scan, &next)) {
3750  traits[count].value = omp_atv_all;
3751  } else if (__kmp_match_str("cgroup", scan, &next)) {
3752  traits[count].value = omp_atv_cgroup;
3753  } else if (__kmp_match_str("pteam", scan, &next)) {
3754  traits[count].value = omp_atv_pteam;
3755  } else if (__kmp_match_str("thread", scan, &next)) {
3756  traits[count].value = omp_atv_thread;
3757  } else {
3758  SET_KEY();
3759  SKIP_PAIR(key);
3760  continue;
3761  }
3762  } else if (__kmp_match_str("pool_size", scan, &next)) {
3763  GET_NEXT('=');
3764  if (!isdigit(*next)) {
3765  SET_KEY();
3766  SKIP_PAIR(key);
3767  continue;
3768  }
3769  SKIP_DIGITS(next);
3770  int n = __kmp_str_to_int(scan, ',');
3771  if (n < 0) {
3772  SET_KEY();
3773  SKIP_PAIR(key);
3774  continue;
3775  }
3776  traits[count].key = omp_atk_pool_size;
3777  traits[count].value = n;
3778  } else if (__kmp_match_str("fallback", scan, &next)) {
3779  GET_NEXT('=');
3780  traits[count].key = omp_atk_fallback;
3781  if (__kmp_match_str("default_mem_fb", scan, &next)) {
3782  traits[count].value = omp_atv_default_mem_fb;
3783  } else if (__kmp_match_str("null_fb", scan, &next)) {
3784  traits[count].value = omp_atv_null_fb;
3785  } else if (__kmp_match_str("abort_fb", scan, &next)) {
3786  traits[count].value = omp_atv_abort_fb;
3787  } else if (__kmp_match_str("allocator_fb", scan, &next)) {
3788  traits[count].value = omp_atv_allocator_fb;
3789  } else {
3790  SET_KEY();
3791  SKIP_PAIR(key);
3792  continue;
3793  }
3794  } else if (__kmp_match_str("pinned", scan, &next)) {
3795  GET_NEXT('=');
3796  traits[count].key = omp_atk_pinned;
3797  if (__kmp_str_match_true(next)) {
3798  traits[count].value = omp_atv_true;
3799  } else if (__kmp_str_match_false(next)) {
3800  traits[count].value = omp_atv_false;
3801  } else {
3802  SET_KEY();
3803  SKIP_PAIR(key);
3804  continue;
3805  }
3806  } else if (__kmp_match_str("partition", scan, &next)) {
3807  GET_NEXT('=');
3808  traits[count].key = omp_atk_partition;
3809  if (__kmp_match_str("environment", scan, &next)) {
3810  traits[count].value = omp_atv_environment;
3811  } else if (__kmp_match_str("nearest", scan, &next)) {
3812  traits[count].value = omp_atv_nearest;
3813  } else if (__kmp_match_str("blocked", scan, &next)) {
3814  traits[count].value = omp_atv_blocked;
3815  } else if (__kmp_match_str("interleaved", scan, &next)) {
3816  traits[count].value = omp_atv_interleaved;
3817  } else {
3818  SET_KEY();
3819  SKIP_PAIR(key);
3820  continue;
3821  }
3822  } else {
3823  SET_KEY();
3824  SKIP_PAIR(key);
3825  continue;
3826  }
3827  SKIP_WS(next);
3828  ++count;
3829  if (count == ntraits)
3830  break;
3831  GET_NEXT(',');
3832  } // traits
3833  } // memspace
3834  } // while
3835  al = __kmpc_init_allocator(__kmp_get_gtid(), ms, ntraits, traits);
3836  __kmp_def_allocator = (al == omp_null_allocator) ? omp_default_mem_alloc : al;
3837 }
3838 
3839 static void __kmp_stg_print_allocator(kmp_str_buf_t *buffer, char const *name,
3840  void *data) {
3841  if (__kmp_def_allocator == omp_default_mem_alloc) {
3842  __kmp_stg_print_str(buffer, name, "omp_default_mem_alloc");
3843  } else if (__kmp_def_allocator == omp_high_bw_mem_alloc) {
3844  __kmp_stg_print_str(buffer, name, "omp_high_bw_mem_alloc");
3845  } else if (__kmp_def_allocator == omp_large_cap_mem_alloc) {
3846  __kmp_stg_print_str(buffer, name, "omp_large_cap_mem_alloc");
3847  } else if (__kmp_def_allocator == omp_const_mem_alloc) {
3848  __kmp_stg_print_str(buffer, name, "omp_const_mem_alloc");
3849  } else if (__kmp_def_allocator == omp_low_lat_mem_alloc) {
3850  __kmp_stg_print_str(buffer, name, "omp_low_lat_mem_alloc");
3851  } else if (__kmp_def_allocator == omp_cgroup_mem_alloc) {
3852  __kmp_stg_print_str(buffer, name, "omp_cgroup_mem_alloc");
3853  } else if (__kmp_def_allocator == omp_pteam_mem_alloc) {
3854  __kmp_stg_print_str(buffer, name, "omp_pteam_mem_alloc");
3855  } else if (__kmp_def_allocator == omp_thread_mem_alloc) {
3856  __kmp_stg_print_str(buffer, name, "omp_thread_mem_alloc");
3857  }
3858 }
3859 
3860 // -----------------------------------------------------------------------------
3861 // OMP_DYNAMIC
3862 
3863 static void __kmp_stg_parse_omp_dynamic(char const *name, char const *value,
3864  void *data) {
3865  __kmp_stg_parse_bool(name, value, &(__kmp_global.g.g_dynamic));
3866 } // __kmp_stg_parse_omp_dynamic
3867 
3868 static void __kmp_stg_print_omp_dynamic(kmp_str_buf_t *buffer, char const *name,
3869  void *data) {
3870  __kmp_stg_print_bool(buffer, name, __kmp_global.g.g_dynamic);
3871 } // __kmp_stg_print_omp_dynamic
3872 
3873 static void __kmp_stg_parse_kmp_dynamic_mode(char const *name,
3874  char const *value, void *data) {
3875  if (TCR_4(__kmp_init_parallel)) {
3876  KMP_WARNING(EnvParallelWarn, name);
3877  __kmp_env_toPrint(name, 0);
3878  return;
3879  }
3880 #ifdef USE_LOAD_BALANCE
3881  else if (__kmp_str_match("load balance", 2, value) ||
3882  __kmp_str_match("load_balance", 2, value) ||
3883  __kmp_str_match("load-balance", 2, value) ||
3884  __kmp_str_match("loadbalance", 2, value) ||
3885  __kmp_str_match("balance", 1, value)) {
3886  __kmp_global.g.g_dynamic_mode = dynamic_load_balance;
3887  }
3888 #endif /* USE_LOAD_BALANCE */
3889  else if (__kmp_str_match("thread limit", 1, value) ||
3890  __kmp_str_match("thread_limit", 1, value) ||
3891  __kmp_str_match("thread-limit", 1, value) ||
3892  __kmp_str_match("threadlimit", 1, value) ||
3893  __kmp_str_match("limit", 2, value)) {
3894  __kmp_global.g.g_dynamic_mode = dynamic_thread_limit;
3895  } else if (__kmp_str_match("random", 1, value)) {
3896  __kmp_global.g.g_dynamic_mode = dynamic_random;
3897  } else {
3898  KMP_WARNING(StgInvalidValue, name, value);
3899  }
3900 } //__kmp_stg_parse_kmp_dynamic_mode
3901 
3902 static void __kmp_stg_print_kmp_dynamic_mode(kmp_str_buf_t *buffer,
3903  char const *name, void *data) {
3904 #if KMP_DEBUG
3905  if (__kmp_global.g.g_dynamic_mode == dynamic_default) {
3906  __kmp_str_buf_print(buffer, " %s: %s \n", name, KMP_I18N_STR(NotDefined));
3907  }
3908 #ifdef USE_LOAD_BALANCE
3909  else if (__kmp_global.g.g_dynamic_mode == dynamic_load_balance) {
3910  __kmp_stg_print_str(buffer, name, "load balance");
3911  }
3912 #endif /* USE_LOAD_BALANCE */
3913  else if (__kmp_global.g.g_dynamic_mode == dynamic_thread_limit) {
3914  __kmp_stg_print_str(buffer, name, "thread limit");
3915  } else if (__kmp_global.g.g_dynamic_mode == dynamic_random) {
3916  __kmp_stg_print_str(buffer, name, "random");
3917  } else {
3918  KMP_ASSERT(0);
3919  }
3920 #endif /* KMP_DEBUG */
3921 } // __kmp_stg_print_kmp_dynamic_mode
3922 
3923 #ifdef USE_LOAD_BALANCE
3924 
3925 // -----------------------------------------------------------------------------
3926 // KMP_LOAD_BALANCE_INTERVAL
3927 
3928 static void __kmp_stg_parse_ld_balance_interval(char const *name,
3929  char const *value, void *data) {
3930  double interval = __kmp_convert_to_double(value);
3931  if (interval >= 0) {
3932  __kmp_load_balance_interval = interval;
3933  } else {
3934  KMP_WARNING(StgInvalidValue, name, value);
3935  }
3936 } // __kmp_stg_parse_load_balance_interval
3937 
3938 static void __kmp_stg_print_ld_balance_interval(kmp_str_buf_t *buffer,
3939  char const *name, void *data) {
3940 #if KMP_DEBUG
3941  __kmp_str_buf_print(buffer, " %s=%8.6f\n", name,
3942  __kmp_load_balance_interval);
3943 #endif /* KMP_DEBUG */
3944 } // __kmp_stg_print_load_balance_interval
3945 
3946 #endif /* USE_LOAD_BALANCE */
3947 
3948 // -----------------------------------------------------------------------------
3949 // KMP_INIT_AT_FORK
3950 
3951 static void __kmp_stg_parse_init_at_fork(char const *name, char const *value,
3952  void *data) {
3953  __kmp_stg_parse_bool(name, value, &__kmp_need_register_atfork);
3954  if (__kmp_need_register_atfork) {
3955  __kmp_need_register_atfork_specified = TRUE;
3956  }
3957 } // __kmp_stg_parse_init_at_fork
3958 
3959 static void __kmp_stg_print_init_at_fork(kmp_str_buf_t *buffer,
3960  char const *name, void *data) {
3961  __kmp_stg_print_bool(buffer, name, __kmp_need_register_atfork_specified);
3962 } // __kmp_stg_print_init_at_fork
3963 
3964 // -----------------------------------------------------------------------------
3965 // KMP_SCHEDULE
3966 
3967 static void __kmp_stg_parse_schedule(char const *name, char const *value,
3968  void *data) {
3969 
3970  if (value != NULL) {
3971  size_t length = KMP_STRLEN(value);
3972  if (length > INT_MAX) {
3973  KMP_WARNING(LongValue, name);
3974  } else {
3975  const char *semicolon;
3976  if (value[length - 1] == '"' || value[length - 1] == '\'')
3977  KMP_WARNING(UnbalancedQuotes, name);
3978  do {
3979  char sentinel;
3980 
3981  semicolon = strchr(value, ';');
3982  if (*value && semicolon != value) {
3983  const char *comma = strchr(value, ',');
3984 
3985  if (comma) {
3986  ++comma;
3987  sentinel = ',';
3988  } else
3989  sentinel = ';';
3990  if (!__kmp_strcasecmp_with_sentinel("static", value, sentinel)) {
3991  if (!__kmp_strcasecmp_with_sentinel("greedy", comma, ';')) {
3992  __kmp_static = kmp_sch_static_greedy;
3993  continue;
3994  } else if (!__kmp_strcasecmp_with_sentinel("balanced", comma,
3995  ';')) {
3996  __kmp_static = kmp_sch_static_balanced;
3997  continue;
3998  }
3999  } else if (!__kmp_strcasecmp_with_sentinel("guided", value,
4000  sentinel)) {
4001  if (!__kmp_strcasecmp_with_sentinel("iterative", comma, ';')) {
4002  __kmp_guided = kmp_sch_guided_iterative_chunked;
4003  continue;
4004  } else if (!__kmp_strcasecmp_with_sentinel("analytical", comma,
4005  ';')) {
4006  /* analytical not allowed for too many threads */
4007  __kmp_guided = kmp_sch_guided_analytical_chunked;
4008  continue;
4009  }
4010  }
4011  KMP_WARNING(InvalidClause, name, value);
4012  } else
4013  KMP_WARNING(EmptyClause, name);
4014  } while ((value = semicolon ? semicolon + 1 : NULL));
4015  }
4016  }
4017 
4018 } // __kmp_stg_parse__schedule
4019 
4020 static void __kmp_stg_print_schedule(kmp_str_buf_t *buffer, char const *name,
4021  void *data) {
4022  if (__kmp_env_format) {
4023  KMP_STR_BUF_PRINT_NAME_EX(name);
4024  } else {
4025  __kmp_str_buf_print(buffer, " %s='", name);
4026  }
4027  if (__kmp_static == kmp_sch_static_greedy) {
4028  __kmp_str_buf_print(buffer, "%s", "static,greedy");
4029  } else if (__kmp_static == kmp_sch_static_balanced) {
4030  __kmp_str_buf_print(buffer, "%s", "static,balanced");
4031  }
4032  if (__kmp_guided == kmp_sch_guided_iterative_chunked) {
4033  __kmp_str_buf_print(buffer, ";%s'\n", "guided,iterative");
4034  } else if (__kmp_guided == kmp_sch_guided_analytical_chunked) {
4035  __kmp_str_buf_print(buffer, ";%s'\n", "guided,analytical");
4036  }
4037 } // __kmp_stg_print_schedule
4038 
4039 // -----------------------------------------------------------------------------
4040 // OMP_SCHEDULE
4041 
4042 static inline void __kmp_omp_schedule_restore() {
4043 #if KMP_USE_HIER_SCHED
4044  __kmp_hier_scheds.deallocate();
4045 #endif
4046  __kmp_chunk = 0;
4047  __kmp_sched = kmp_sch_default;
4048 }
4049 
4050 // if parse_hier = true:
4051 // Parse [HW,][modifier:]kind[,chunk]
4052 // else:
4053 // Parse [modifier:]kind[,chunk]
4054 static const char *__kmp_parse_single_omp_schedule(const char *name,
4055  const char *value,
4056  bool parse_hier = false) {
4057  /* get the specified scheduling style */
4058  const char *ptr = value;
4059  const char *delim;
4060  int chunk = 0;
4061  enum sched_type sched = kmp_sch_default;
4062  if (*ptr == '\0')
4063  return NULL;
4064  delim = ptr;
4065  while (*delim != ',' && *delim != ':' && *delim != '\0')
4066  delim++;
4067 #if KMP_USE_HIER_SCHED
4068  kmp_hier_layer_e layer = kmp_hier_layer_e::LAYER_THREAD;
4069  if (parse_hier) {
4070  if (*delim == ',') {
4071  if (!__kmp_strcasecmp_with_sentinel("L1", ptr, ',')) {
4072  layer = kmp_hier_layer_e::LAYER_L1;
4073  } else if (!__kmp_strcasecmp_with_sentinel("L2", ptr, ',')) {
4074  layer = kmp_hier_layer_e::LAYER_L2;
4075  } else if (!__kmp_strcasecmp_with_sentinel("L3", ptr, ',')) {
4076  layer = kmp_hier_layer_e::LAYER_L3;
4077  } else if (!__kmp_strcasecmp_with_sentinel("NUMA", ptr, ',')) {
4078  layer = kmp_hier_layer_e::LAYER_NUMA;
4079  }
4080  }
4081  if (layer != kmp_hier_layer_e::LAYER_THREAD && *delim != ',') {
4082  // If there is no comma after the layer, then this schedule is invalid
4083  KMP_WARNING(StgInvalidValue, name, value);
4084  __kmp_omp_schedule_restore();
4085  return NULL;
4086  } else if (layer != kmp_hier_layer_e::LAYER_THREAD) {
4087  ptr = ++delim;
4088  while (*delim != ',' && *delim != ':' && *delim != '\0')
4089  delim++;
4090  }
4091  }
4092 #endif // KMP_USE_HIER_SCHED
4093  // Read in schedule modifier if specified
4094  enum sched_type sched_modifier = (enum sched_type)0;
4095  if (*delim == ':') {
4096  if (!__kmp_strcasecmp_with_sentinel("monotonic", ptr, *delim)) {
4097  sched_modifier = sched_type::kmp_sch_modifier_monotonic;
4098  ptr = ++delim;
4099  while (*delim != ',' && *delim != ':' && *delim != '\0')
4100  delim++;
4101  } else if (!__kmp_strcasecmp_with_sentinel("nonmonotonic", ptr, *delim)) {
4103  ptr = ++delim;
4104  while (*delim != ',' && *delim != ':' && *delim != '\0')
4105  delim++;
4106  } else if (!parse_hier) {
4107  // If there is no proper schedule modifier, then this schedule is invalid
4108  KMP_WARNING(StgInvalidValue, name, value);
4109  __kmp_omp_schedule_restore();
4110  return NULL;
4111  }
4112  }
4113  // Read in schedule kind (required)
4114  if (!__kmp_strcasecmp_with_sentinel("dynamic", ptr, *delim))
4115  sched = kmp_sch_dynamic_chunked;
4116  else if (!__kmp_strcasecmp_with_sentinel("guided", ptr, *delim))
4117  sched = kmp_sch_guided_chunked;
4118  // AC: TODO: probably remove TRAPEZOIDAL (OMP 3.0 does not allow it)
4119  else if (!__kmp_strcasecmp_with_sentinel("auto", ptr, *delim))
4120  sched = kmp_sch_auto;
4121  else if (!__kmp_strcasecmp_with_sentinel("trapezoidal", ptr, *delim))
4122  sched = kmp_sch_trapezoidal;
4123  else if (!__kmp_strcasecmp_with_sentinel("static", ptr, *delim))
4124  sched = kmp_sch_static;
4125 #if KMP_STATIC_STEAL_ENABLED
4126  else if (!__kmp_strcasecmp_with_sentinel("static_steal", ptr, *delim)) {
4127  // replace static_steal with dynamic to better cope with ordered loops
4128  sched = kmp_sch_dynamic_chunked;
4130  }
4131 #endif
4132  else {
4133  // If there is no proper schedule kind, then this schedule is invalid
4134  KMP_WARNING(StgInvalidValue, name, value);
4135  __kmp_omp_schedule_restore();
4136  return NULL;
4137  }
4138 
4139  // Read in schedule chunk size if specified
4140  if (*delim == ',') {
4141  ptr = delim + 1;
4142  SKIP_WS(ptr);
4143  if (!isdigit(*ptr)) {
4144  // If there is no chunk after comma, then this schedule is invalid
4145  KMP_WARNING(StgInvalidValue, name, value);
4146  __kmp_omp_schedule_restore();
4147  return NULL;
4148  }
4149  SKIP_DIGITS(ptr);
4150  // auto schedule should not specify chunk size
4151  if (sched == kmp_sch_auto) {
4152  __kmp_msg(kmp_ms_warning, KMP_MSG(IgnoreChunk, name, delim),
4153  __kmp_msg_null);
4154  } else {
4155  if (sched == kmp_sch_static)
4156  sched = kmp_sch_static_chunked;
4157  chunk = __kmp_str_to_int(delim + 1, *ptr);
4158  if (chunk < 1) {
4159  chunk = KMP_DEFAULT_CHUNK;
4160  __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidChunk, name, delim),
4161  __kmp_msg_null);
4162  KMP_INFORM(Using_int_Value, name, __kmp_chunk);
4163  // AC: next block commented out until KMP_DEFAULT_CHUNK != KMP_MIN_CHUNK
4164  // (to improve code coverage :)
4165  // The default chunk size is 1 according to standard, thus making
4166  // KMP_MIN_CHUNK not 1 we would introduce mess:
4167  // wrong chunk becomes 1, but it will be impossible to explicitly set
4168  // to 1 because it becomes KMP_MIN_CHUNK...
4169  // } else if ( chunk < KMP_MIN_CHUNK ) {
4170  // chunk = KMP_MIN_CHUNK;
4171  } else if (chunk > KMP_MAX_CHUNK) {
4172  chunk = KMP_MAX_CHUNK;
4173  __kmp_msg(kmp_ms_warning, KMP_MSG(LargeChunk, name, delim),
4174  __kmp_msg_null);
4175  KMP_INFORM(Using_int_Value, name, chunk);
4176  }
4177  }
4178  } else {
4179  ptr = delim;
4180  }
4181 
4182  SCHEDULE_SET_MODIFIERS(sched, sched_modifier);
4183 
4184 #if KMP_USE_HIER_SCHED
4185  if (layer != kmp_hier_layer_e::LAYER_THREAD) {
4186  __kmp_hier_scheds.append(sched, chunk, layer);
4187  } else
4188 #endif
4189  {
4190  __kmp_chunk = chunk;
4191  __kmp_sched = sched;
4192  }
4193  return ptr;
4194 }
4195 
4196 static void __kmp_stg_parse_omp_schedule(char const *name, char const *value,
4197  void *data) {
4198  size_t length;
4199  const char *ptr = value;
4200  SKIP_WS(ptr);
4201  if (value) {
4202  length = KMP_STRLEN(value);
4203  if (length) {
4204  if (value[length - 1] == '"' || value[length - 1] == '\'')
4205  KMP_WARNING(UnbalancedQuotes, name);
4206 /* get the specified scheduling style */
4207 #if KMP_USE_HIER_SCHED
4208  if (!__kmp_strcasecmp_with_sentinel("EXPERIMENTAL", ptr, ' ')) {
4209  SKIP_TOKEN(ptr);
4210  SKIP_WS(ptr);
4211  while ((ptr = __kmp_parse_single_omp_schedule(name, ptr, true))) {
4212  while (*ptr == ' ' || *ptr == '\t' || *ptr == ':')
4213  ptr++;
4214  if (*ptr == '\0')
4215  break;
4216  }
4217  } else
4218 #endif
4219  __kmp_parse_single_omp_schedule(name, ptr);
4220  } else
4221  KMP_WARNING(EmptyString, name);
4222  }
4223 #if KMP_USE_HIER_SCHED
4224  __kmp_hier_scheds.sort();
4225 #endif
4226  K_DIAG(1, ("__kmp_static == %d\n", __kmp_static))
4227  K_DIAG(1, ("__kmp_guided == %d\n", __kmp_guided))
4228  K_DIAG(1, ("__kmp_sched == %d\n", __kmp_sched))
4229  K_DIAG(1, ("__kmp_chunk == %d\n", __kmp_chunk))
4230 } // __kmp_stg_parse_omp_schedule
4231 
4232 static void __kmp_stg_print_omp_schedule(kmp_str_buf_t *buffer,
4233  char const *name, void *data) {
4234  if (__kmp_env_format) {
4235  KMP_STR_BUF_PRINT_NAME_EX(name);
4236  } else {
4237  __kmp_str_buf_print(buffer, " %s='", name);
4238  }
4239  enum sched_type sched = SCHEDULE_WITHOUT_MODIFIERS(__kmp_sched);
4240  if (SCHEDULE_HAS_MONOTONIC(__kmp_sched)) {
4241  __kmp_str_buf_print(buffer, "monotonic:");
4242  } else if (SCHEDULE_HAS_NONMONOTONIC(__kmp_sched)) {
4243  __kmp_str_buf_print(buffer, "nonmonotonic:");
4244  }
4245  if (__kmp_chunk) {
4246  switch (sched) {
4247  case kmp_sch_dynamic_chunked:
4248  __kmp_str_buf_print(buffer, "%s,%d'\n", "dynamic", __kmp_chunk);
4249  break;
4250  case kmp_sch_guided_iterative_chunked:
4251  case kmp_sch_guided_analytical_chunked:
4252  __kmp_str_buf_print(buffer, "%s,%d'\n", "guided", __kmp_chunk);
4253  break;
4254  case kmp_sch_trapezoidal:
4255  __kmp_str_buf_print(buffer, "%s,%d'\n", "trapezoidal", __kmp_chunk);
4256  break;
4257  case kmp_sch_static:
4258  case kmp_sch_static_chunked:
4259  case kmp_sch_static_balanced:
4260  case kmp_sch_static_greedy:
4261  __kmp_str_buf_print(buffer, "%s,%d'\n", "static", __kmp_chunk);
4262  break;
4263  case kmp_sch_static_steal:
4264  __kmp_str_buf_print(buffer, "%s,%d'\n", "static_steal", __kmp_chunk);
4265  break;
4266  case kmp_sch_auto:
4267  __kmp_str_buf_print(buffer, "%s,%d'\n", "auto", __kmp_chunk);
4268  break;
4269  }
4270  } else {
4271  switch (sched) {
4272  case kmp_sch_dynamic_chunked:
4273  __kmp_str_buf_print(buffer, "%s'\n", "dynamic");
4274  break;
4275  case kmp_sch_guided_iterative_chunked:
4276  case kmp_sch_guided_analytical_chunked:
4277  __kmp_str_buf_print(buffer, "%s'\n", "guided");
4278  break;
4279  case kmp_sch_trapezoidal:
4280  __kmp_str_buf_print(buffer, "%s'\n", "trapezoidal");
4281  break;
4282  case kmp_sch_static:
4283  case kmp_sch_static_chunked:
4284  case kmp_sch_static_balanced:
4285  case kmp_sch_static_greedy:
4286  __kmp_str_buf_print(buffer, "%s'\n", "static");
4287  break;
4288  case kmp_sch_static_steal:
4289  __kmp_str_buf_print(buffer, "%s'\n", "static_steal");
4290  break;
4291  case kmp_sch_auto:
4292  __kmp_str_buf_print(buffer, "%s'\n", "auto");
4293  break;
4294  }
4295  }
4296 } // __kmp_stg_print_omp_schedule
4297 
4298 #if KMP_USE_HIER_SCHED
4299 // -----------------------------------------------------------------------------
4300 // KMP_DISP_HAND_THREAD
4301 static void __kmp_stg_parse_kmp_hand_thread(char const *name, char const *value,
4302  void *data) {
4303  __kmp_stg_parse_bool(name, value, &(__kmp_dispatch_hand_threading));
4304 } // __kmp_stg_parse_kmp_hand_thread
4305 
4306 static void __kmp_stg_print_kmp_hand_thread(kmp_str_buf_t *buffer,
4307  char const *name, void *data) {
4308  __kmp_stg_print_bool(buffer, name, __kmp_dispatch_hand_threading);
4309 } // __kmp_stg_print_kmp_hand_thread
4310 #endif
4311 
4312 // -----------------------------------------------------------------------------
4313 // KMP_FORCE_MONOTONIC_DYNAMIC_SCHEDULE
4314 static void __kmp_stg_parse_kmp_force_monotonic(char const *name,
4315  char const *value, void *data) {
4316  __kmp_stg_parse_bool(name, value, &(__kmp_force_monotonic));
4317 } // __kmp_stg_parse_kmp_force_monotonic
4318 
4319 static void __kmp_stg_print_kmp_force_monotonic(kmp_str_buf_t *buffer,
4320  char const *name, void *data) {
4321  __kmp_stg_print_bool(buffer, name, __kmp_force_monotonic);
4322 } // __kmp_stg_print_kmp_force_monotonic
4323 
4324 // -----------------------------------------------------------------------------
4325 // KMP_ATOMIC_MODE
4326 
4327 static void __kmp_stg_parse_atomic_mode(char const *name, char const *value,
4328  void *data) {
4329  // Modes: 0 -- do not change default; 1 -- Intel perf mode, 2 -- GOMP
4330  // compatibility mode.
4331  int mode = 0;
4332  int max = 1;
4333 #ifdef KMP_GOMP_COMPAT
4334  max = 2;
4335 #endif /* KMP_GOMP_COMPAT */
4336  __kmp_stg_parse_int(name, value, 0, max, &mode);
4337  // TODO; parse_int is not very suitable for this case. In case of overflow it
4338  // is better to use
4339  // 0 rather that max value.
4340  if (mode > 0) {
4341  __kmp_atomic_mode = mode;
4342  }
4343 } // __kmp_stg_parse_atomic_mode
4344 
4345 static void __kmp_stg_print_atomic_mode(kmp_str_buf_t *buffer, char const *name,
4346  void *data) {
4347  __kmp_stg_print_int(buffer, name, __kmp_atomic_mode);
4348 } // __kmp_stg_print_atomic_mode
4349 
4350 // -----------------------------------------------------------------------------
4351 // KMP_CONSISTENCY_CHECK
4352 
4353 static void __kmp_stg_parse_consistency_check(char const *name,
4354  char const *value, void *data) {
4355  if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
4356  // Note, this will not work from kmp_set_defaults because th_cons stack was
4357  // not allocated
4358  // for existed thread(s) thus the first __kmp_push_<construct> will break
4359  // with assertion.
4360  // TODO: allocate th_cons if called from kmp_set_defaults.
4361  __kmp_env_consistency_check = TRUE;
4362  } else if (!__kmp_strcasecmp_with_sentinel("none", value, 0)) {
4363  __kmp_env_consistency_check = FALSE;
4364  } else {
4365  KMP_WARNING(StgInvalidValue, name, value);
4366  }
4367 } // __kmp_stg_parse_consistency_check
4368 
4369 static void __kmp_stg_print_consistency_check(kmp_str_buf_t *buffer,
4370  char const *name, void *data) {
4371 #if KMP_DEBUG
4372  const char *value = NULL;
4373 
4374  if (__kmp_env_consistency_check) {
4375  value = "all";
4376  } else {
4377  value = "none";
4378  }
4379 
4380  if (value != NULL) {
4381  __kmp_stg_print_str(buffer, name, value);
4382  }
4383 #endif /* KMP_DEBUG */
4384 } // __kmp_stg_print_consistency_check
4385 
4386 #if USE_ITT_BUILD
4387 // -----------------------------------------------------------------------------
4388 // KMP_ITT_PREPARE_DELAY
4389 
4390 #if USE_ITT_NOTIFY
4391 
4392 static void __kmp_stg_parse_itt_prepare_delay(char const *name,
4393  char const *value, void *data) {
4394  // Experimental code: KMP_ITT_PREPARE_DELAY specifies numbert of loop
4395  // iterations.
4396  int delay = 0;
4397  __kmp_stg_parse_int(name, value, 0, INT_MAX, &delay);
4398  __kmp_itt_prepare_delay = delay;
4399 } // __kmp_str_parse_itt_prepare_delay
4400 
4401 static void __kmp_stg_print_itt_prepare_delay(kmp_str_buf_t *buffer,
4402  char const *name, void *data) {
4403  __kmp_stg_print_uint64(buffer, name, __kmp_itt_prepare_delay);
4404 
4405 } // __kmp_str_print_itt_prepare_delay
4406 
4407 #endif // USE_ITT_NOTIFY
4408 #endif /* USE_ITT_BUILD */
4409 
4410 // -----------------------------------------------------------------------------
4411 // KMP_MALLOC_POOL_INCR
4412 
4413 static void __kmp_stg_parse_malloc_pool_incr(char const *name,
4414  char const *value, void *data) {
4415  __kmp_stg_parse_size(name, value, KMP_MIN_MALLOC_POOL_INCR,
4416  KMP_MAX_MALLOC_POOL_INCR, NULL, &__kmp_malloc_pool_incr,
4417  1);
4418 } // __kmp_stg_parse_malloc_pool_incr
4419 
4420 static void __kmp_stg_print_malloc_pool_incr(kmp_str_buf_t *buffer,
4421  char const *name, void *data) {
4422  __kmp_stg_print_size(buffer, name, __kmp_malloc_pool_incr);
4423 
4424 } // _kmp_stg_print_malloc_pool_incr
4425 
4426 #ifdef KMP_DEBUG
4427 
4428 // -----------------------------------------------------------------------------
4429 // KMP_PAR_RANGE
4430 
4431 static void __kmp_stg_parse_par_range_env(char const *name, char const *value,
4432  void *data) {
4433  __kmp_stg_parse_par_range(name, value, &__kmp_par_range,
4434  __kmp_par_range_routine, __kmp_par_range_filename,
4435  &__kmp_par_range_lb, &__kmp_par_range_ub);
4436 } // __kmp_stg_parse_par_range_env
4437 
4438 static void __kmp_stg_print_par_range_env(kmp_str_buf_t *buffer,
4439  char const *name, void *data) {
4440  if (__kmp_par_range != 0) {
4441  __kmp_stg_print_str(buffer, name, par_range_to_print);
4442  }
4443 } // __kmp_stg_print_par_range_env
4444 
4445 #endif
4446 
4447 // -----------------------------------------------------------------------------
4448 // KMP_GTID_MODE
4449 
4450 static void __kmp_stg_parse_gtid_mode(char const *name, char const *value,
4451  void *data) {
4452  // Modes:
4453  // 0 -- do not change default
4454  // 1 -- sp search
4455  // 2 -- use "keyed" TLS var, i.e.
4456  // pthread_getspecific(Linux* OS/OS X*) or TlsGetValue(Windows* OS)
4457  // 3 -- __declspec(thread) TLS var in tdata section
4458  int mode = 0;
4459  int max = 2;
4460 #ifdef KMP_TDATA_GTID
4461  max = 3;
4462 #endif /* KMP_TDATA_GTID */
4463  __kmp_stg_parse_int(name, value, 0, max, &mode);
4464  // TODO; parse_int is not very suitable for this case. In case of overflow it
4465  // is better to use 0 rather that max value.
4466  if (mode == 0) {
4467  __kmp_adjust_gtid_mode = TRUE;
4468  } else {
4469  __kmp_gtid_mode = mode;
4470  __kmp_adjust_gtid_mode = FALSE;
4471  }
4472 } // __kmp_str_parse_gtid_mode
4473 
4474 static void __kmp_stg_print_gtid_mode(kmp_str_buf_t *buffer, char const *name,
4475  void *data) {
4476  if (__kmp_adjust_gtid_mode) {
4477  __kmp_stg_print_int(buffer, name, 0);
4478  } else {
4479  __kmp_stg_print_int(buffer, name, __kmp_gtid_mode);
4480  }
4481 } // __kmp_stg_print_gtid_mode
4482 
4483 // -----------------------------------------------------------------------------
4484 // KMP_NUM_LOCKS_IN_BLOCK
4485 
4486 static void __kmp_stg_parse_lock_block(char const *name, char const *value,
4487  void *data) {
4488  __kmp_stg_parse_int(name, value, 0, KMP_INT_MAX, &__kmp_num_locks_in_block);
4489 } // __kmp_str_parse_lock_block
4490 
4491 static void __kmp_stg_print_lock_block(kmp_str_buf_t *buffer, char const *name,
4492  void *data) {
4493  __kmp_stg_print_int(buffer, name, __kmp_num_locks_in_block);
4494 } // __kmp_stg_print_lock_block
4495 
4496 // -----------------------------------------------------------------------------
4497 // KMP_LOCK_KIND
4498 
4499 #if KMP_USE_DYNAMIC_LOCK
4500 #define KMP_STORE_LOCK_SEQ(a) (__kmp_user_lock_seq = lockseq_##a)
4501 #else
4502 #define KMP_STORE_LOCK_SEQ(a)
4503 #endif
4504 
4505 static void __kmp_stg_parse_lock_kind(char const *name, char const *value,
4506  void *data) {
4507  if (__kmp_init_user_locks) {
4508  KMP_WARNING(EnvLockWarn, name);
4509  return;
4510  }
4511 
4512  if (__kmp_str_match("tas", 2, value) ||
4513  __kmp_str_match("test and set", 2, value) ||
4514  __kmp_str_match("test_and_set", 2, value) ||
4515  __kmp_str_match("test-and-set", 2, value) ||
4516  __kmp_str_match("test andset", 2, value) ||
4517  __kmp_str_match("test_andset", 2, value) ||
4518  __kmp_str_match("test-andset", 2, value) ||
4519  __kmp_str_match("testand set", 2, value) ||
4520  __kmp_str_match("testand_set", 2, value) ||
4521  __kmp_str_match("testand-set", 2, value) ||
4522  __kmp_str_match("testandset", 2, value)) {
4523  __kmp_user_lock_kind = lk_tas;
4524  KMP_STORE_LOCK_SEQ(tas);
4525  }
4526 #if KMP_USE_FUTEX
4527  else if (__kmp_str_match("futex", 1, value)) {
4528  if (__kmp_futex_determine_capable()) {
4529  __kmp_user_lock_kind = lk_futex;
4530  KMP_STORE_LOCK_SEQ(futex);
4531  } else {
4532  KMP_WARNING(FutexNotSupported, name, value);
4533  }
4534  }
4535 #endif
4536  else if (__kmp_str_match("ticket", 2, value)) {
4537  __kmp_user_lock_kind = lk_ticket;
4538  KMP_STORE_LOCK_SEQ(ticket);
4539  } else if (__kmp_str_match("queuing", 1, value) ||
4540  __kmp_str_match("queue", 1, value)) {
4541  __kmp_user_lock_kind = lk_queuing;
4542  KMP_STORE_LOCK_SEQ(queuing);
4543  } else if (__kmp_str_match("drdpa ticket", 1, value) ||
4544  __kmp_str_match("drdpa_ticket", 1, value) ||
4545  __kmp_str_match("drdpa-ticket", 1, value) ||
4546  __kmp_str_match("drdpaticket", 1, value) ||
4547  __kmp_str_match("drdpa", 1, value)) {
4548  __kmp_user_lock_kind = lk_drdpa;
4549  KMP_STORE_LOCK_SEQ(drdpa);
4550  }
4551 #if KMP_USE_ADAPTIVE_LOCKS
4552  else if (__kmp_str_match("adaptive", 1, value)) {
4553  if (__kmp_cpuinfo.flags.rtm) { // ??? Is cpuinfo available here?
4554  __kmp_user_lock_kind = lk_adaptive;
4555  KMP_STORE_LOCK_SEQ(adaptive);
4556  } else {
4557  KMP_WARNING(AdaptiveNotSupported, name, value);
4558  __kmp_user_lock_kind = lk_queuing;
4559  KMP_STORE_LOCK_SEQ(queuing);
4560  }
4561  }
4562 #endif // KMP_USE_ADAPTIVE_LOCKS
4563 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4564  else if (__kmp_str_match("rtm_queuing", 1, value)) {
4565  if (__kmp_cpuinfo.flags.rtm) {
4566  __kmp_user_lock_kind = lk_rtm_queuing;
4567  KMP_STORE_LOCK_SEQ(rtm_queuing);
4568  } else {
4569  KMP_WARNING(AdaptiveNotSupported, name, value);
4570  __kmp_user_lock_kind = lk_queuing;
4571  KMP_STORE_LOCK_SEQ(queuing);
4572  }
4573  } else if (__kmp_str_match("rtm_spin", 1, value)) {
4574  if (__kmp_cpuinfo.flags.rtm) {
4575  __kmp_user_lock_kind = lk_rtm_spin;
4576  KMP_STORE_LOCK_SEQ(rtm_spin);
4577  } else {
4578  KMP_WARNING(AdaptiveNotSupported, name, value);
4579  __kmp_user_lock_kind = lk_tas;
4580  KMP_STORE_LOCK_SEQ(queuing);
4581  }
4582  } else if (__kmp_str_match("hle", 1, value)) {
4583  __kmp_user_lock_kind = lk_hle;
4584  KMP_STORE_LOCK_SEQ(hle);
4585  }
4586 #endif
4587  else {
4588  KMP_WARNING(StgInvalidValue, name, value);
4589  }
4590 }
4591 
4592 static void __kmp_stg_print_lock_kind(kmp_str_buf_t *buffer, char const *name,
4593  void *data) {
4594  const char *value = NULL;
4595 
4596  switch (__kmp_user_lock_kind) {
4597  case lk_default:
4598  value = "default";
4599  break;
4600 
4601  case lk_tas:
4602  value = "tas";
4603  break;
4604 
4605 #if KMP_USE_FUTEX
4606  case lk_futex:
4607  value = "futex";
4608  break;
4609 #endif
4610 
4611 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4612  case lk_rtm_queuing:
4613  value = "rtm_queuing";
4614  break;
4615 
4616  case lk_rtm_spin:
4617  value = "rtm_spin";
4618  break;
4619 
4620  case lk_hle:
4621  value = "hle";
4622  break;
4623 #endif
4624 
4625  case lk_ticket:
4626  value = "ticket";
4627  break;
4628 
4629  case lk_queuing:
4630  value = "queuing";
4631  break;
4632 
4633  case lk_drdpa:
4634  value = "drdpa";
4635  break;
4636 #if KMP_USE_ADAPTIVE_LOCKS
4637  case lk_adaptive:
4638  value = "adaptive";
4639  break;
4640 #endif
4641  }
4642 
4643  if (value != NULL) {
4644  __kmp_stg_print_str(buffer, name, value);
4645  }
4646 }
4647 
4648 // -----------------------------------------------------------------------------
4649 // KMP_SPIN_BACKOFF_PARAMS
4650 
4651 // KMP_SPIN_BACKOFF_PARAMS=max_backoff[,min_tick] (max backoff size, min tick
4652 // for machine pause)
4653 static void __kmp_stg_parse_spin_backoff_params(const char *name,
4654  const char *value, void *data) {
4655  const char *next = value;
4656 
4657  int total = 0; // Count elements that were set. It'll be used as an array size
4658  int prev_comma = FALSE; // For correct processing sequential commas
4659  int i;
4660 
4661  kmp_uint32 max_backoff = __kmp_spin_backoff_params.max_backoff;
4662  kmp_uint32 min_tick = __kmp_spin_backoff_params.min_tick;
4663 
4664  // Run only 3 iterations because it is enough to read two values or find a
4665  // syntax error
4666  for (i = 0; i < 3; i++) {
4667  SKIP_WS(next);
4668 
4669  if (*next == '\0') {
4670  break;
4671  }
4672  // Next character is not an integer or not a comma OR number of values > 2
4673  // => end of list
4674  if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4675  KMP_WARNING(EnvSyntaxError, name, value);
4676  return;
4677  }
4678  // The next character is ','
4679  if (*next == ',') {
4680  // ',' is the first character
4681  if (total == 0 || prev_comma) {
4682  total++;
4683  }
4684  prev_comma = TRUE;
4685  next++; // skip ','
4686  SKIP_WS(next);
4687  }
4688  // Next character is a digit
4689  if (*next >= '0' && *next <= '9') {
4690  int num;
4691  const char *buf = next;
4692  char const *msg = NULL;
4693  prev_comma = FALSE;
4694  SKIP_DIGITS(next);
4695  total++;
4696 
4697  const char *tmp = next;
4698  SKIP_WS(tmp);
4699  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4700  KMP_WARNING(EnvSpacesNotAllowed, name, value);
4701  return;
4702  }
4703 
4704  num = __kmp_str_to_int(buf, *next);
4705  if (num <= 0) { // The number of retries should be > 0
4706  msg = KMP_I18N_STR(ValueTooSmall);
4707  num = 1;
4708  } else if (num > KMP_INT_MAX) {
4709  msg = KMP_I18N_STR(ValueTooLarge);
4710  num = KMP_INT_MAX;
4711  }
4712  if (msg != NULL) {
4713  // Message is not empty. Print warning.
4714  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4715  KMP_INFORM(Using_int_Value, name, num);
4716  }
4717  if (total == 1) {
4718  max_backoff = num;
4719  } else if (total == 2) {
4720  min_tick = num;
4721  }
4722  }
4723  }
4724  KMP_DEBUG_ASSERT(total > 0);
4725  if (total <= 0) {
4726  KMP_WARNING(EnvSyntaxError, name, value);
4727  return;
4728  }
4729  __kmp_spin_backoff_params.max_backoff = max_backoff;
4730  __kmp_spin_backoff_params.min_tick = min_tick;
4731 }
4732 
4733 static void __kmp_stg_print_spin_backoff_params(kmp_str_buf_t *buffer,
4734  char const *name, void *data) {
4735  if (__kmp_env_format) {
4736  KMP_STR_BUF_PRINT_NAME_EX(name);
4737  } else {
4738  __kmp_str_buf_print(buffer, " %s='", name);
4739  }
4740  __kmp_str_buf_print(buffer, "%d,%d'\n", __kmp_spin_backoff_params.max_backoff,
4741  __kmp_spin_backoff_params.min_tick);
4742 }
4743 
4744 #if KMP_USE_ADAPTIVE_LOCKS
4745 
4746 // -----------------------------------------------------------------------------
4747 // KMP_ADAPTIVE_LOCK_PROPS, KMP_SPECULATIVE_STATSFILE
4748 
4749 // Parse out values for the tunable parameters from a string of the form
4750 // KMP_ADAPTIVE_LOCK_PROPS=max_soft_retries[,max_badness]
4751 static void __kmp_stg_parse_adaptive_lock_props(const char *name,
4752  const char *value, void *data) {
4753  int max_retries = 0;
4754  int max_badness = 0;
4755 
4756  const char *next = value;
4757 
4758  int total = 0; // Count elements that were set. It'll be used as an array size
4759  int prev_comma = FALSE; // For correct processing sequential commas
4760  int i;
4761 
4762  // Save values in the structure __kmp_speculative_backoff_params
4763  // Run only 3 iterations because it is enough to read two values or find a
4764  // syntax error
4765  for (i = 0; i < 3; i++) {
4766  SKIP_WS(next);
4767 
4768  if (*next == '\0') {
4769  break;
4770  }
4771  // Next character is not an integer or not a comma OR number of values > 2
4772  // => end of list
4773  if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4774  KMP_WARNING(EnvSyntaxError, name, value);
4775  return;
4776  }
4777  // The next character is ','
4778  if (*next == ',') {
4779  // ',' is the first character
4780  if (total == 0 || prev_comma) {
4781  total++;
4782  }
4783  prev_comma = TRUE;
4784  next++; // skip ','
4785  SKIP_WS(next);
4786  }
4787  // Next character is a digit
4788  if (*next >= '0' && *next <= '9') {
4789  int num;
4790  const char *buf = next;
4791  char const *msg = NULL;
4792  prev_comma = FALSE;
4793  SKIP_DIGITS(next);
4794  total++;
4795 
4796  const char *tmp = next;
4797  SKIP_WS(tmp);
4798  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4799  KMP_WARNING(EnvSpacesNotAllowed, name, value);
4800  return;
4801  }
4802 
4803  num = __kmp_str_to_int(buf, *next);
4804  if (num < 0) { // The number of retries should be >= 0
4805  msg = KMP_I18N_STR(ValueTooSmall);
4806  num = 1;
4807  } else if (num > KMP_INT_MAX) {
4808  msg = KMP_I18N_STR(ValueTooLarge);
4809  num = KMP_INT_MAX;
4810  }
4811  if (msg != NULL) {
4812  // Message is not empty. Print warning.
4813  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4814  KMP_INFORM(Using_int_Value, name, num);
4815  }
4816  if (total == 1) {
4817  max_retries = num;
4818  } else if (total == 2) {
4819  max_badness = num;
4820  }
4821  }
4822  }
4823  KMP_DEBUG_ASSERT(total > 0);
4824  if (total <= 0) {
4825  KMP_WARNING(EnvSyntaxError, name, value);
4826  return;
4827  }
4828  __kmp_adaptive_backoff_params.max_soft_retries = max_retries;
4829  __kmp_adaptive_backoff_params.max_badness = max_badness;
4830 }
4831 
4832 static void __kmp_stg_print_adaptive_lock_props(kmp_str_buf_t *buffer,
4833  char const *name, void *data) {
4834  if (__kmp_env_format) {
4835  KMP_STR_BUF_PRINT_NAME_EX(name);
4836  } else {
4837  __kmp_str_buf_print(buffer, " %s='", name);
4838  }
4839  __kmp_str_buf_print(buffer, "%d,%d'\n",
4840  __kmp_adaptive_backoff_params.max_soft_retries,
4841  __kmp_adaptive_backoff_params.max_badness);
4842 } // __kmp_stg_print_adaptive_lock_props
4843 
4844 #if KMP_DEBUG_ADAPTIVE_LOCKS
4845 
4846 static void __kmp_stg_parse_speculative_statsfile(char const *name,
4847  char const *value,
4848  void *data) {
4849  __kmp_stg_parse_file(name, value, "",
4850  CCAST(char **, &__kmp_speculative_statsfile));
4851 } // __kmp_stg_parse_speculative_statsfile
4852 
4853 static void __kmp_stg_print_speculative_statsfile(kmp_str_buf_t *buffer,
4854  char const *name,
4855  void *data) {
4856  if (__kmp_str_match("-", 0, __kmp_speculative_statsfile)) {
4857  __kmp_stg_print_str(buffer, name, "stdout");
4858  } else {
4859  __kmp_stg_print_str(buffer, name, __kmp_speculative_statsfile);
4860  }
4861 
4862 } // __kmp_stg_print_speculative_statsfile
4863 
4864 #endif // KMP_DEBUG_ADAPTIVE_LOCKS
4865 
4866 #endif // KMP_USE_ADAPTIVE_LOCKS
4867 
4868 // -----------------------------------------------------------------------------
4869 // KMP_HW_SUBSET (was KMP_PLACE_THREADS)
4870 // 2s16c,2t => 2S16C,2T => 2S16C \0 2T
4871 
4872 // Return KMP_HW_SUBSET preferred hardware type in case a token is ambiguously
4873 // short. The original KMP_HW_SUBSET environment variable had single letters:
4874 // s, c, t for sockets, cores, threads repsectively.
4875 static kmp_hw_t __kmp_hw_subset_break_tie(const kmp_hw_t *possible,
4876  size_t num_possible) {
4877  for (size_t i = 0; i < num_possible; ++i) {
4878  if (possible[i] == KMP_HW_THREAD)
4879  return KMP_HW_THREAD;
4880  else if (possible[i] == KMP_HW_CORE)
4881  return KMP_HW_CORE;
4882  else if (possible[i] == KMP_HW_SOCKET)
4883  return KMP_HW_SOCKET;
4884  }
4885  return KMP_HW_UNKNOWN;
4886 }
4887 
4888 // Return hardware type from string or HW_UNKNOWN if string cannot be parsed
4889 // This algorithm is very forgiving to the user in that, the instant it can
4890 // reduce the search space to one, it assumes that is the topology level the
4891 // user wanted, even if it is misspelled later in the token.
4892 static kmp_hw_t __kmp_stg_parse_hw_subset_name(char const *token) {
4893  size_t index, num_possible, token_length;
4894  kmp_hw_t possible[KMP_HW_LAST];
4895  const char *end;
4896 
4897  // Find the end of the hardware token string
4898  end = token;
4899  token_length = 0;
4900  while (isalnum(*end) || *end == '_') {
4901  token_length++;
4902  end++;
4903  }
4904 
4905  // Set the possibilities to all hardware types
4906  num_possible = 0;
4907  KMP_FOREACH_HW_TYPE(type) { possible[num_possible++] = type; }
4908 
4909  // Eliminate hardware types by comparing the front of the token
4910  // with hardware names
4911  // In most cases, the first letter in the token will indicate exactly
4912  // which hardware type is parsed, e.g., 'C' = Core
4913  index = 0;
4914  while (num_possible > 1 && index < token_length) {
4915  size_t n = num_possible;
4916  char token_char = (char)toupper(token[index]);
4917  for (size_t i = 0; i < n; ++i) {
4918  const char *s;
4919  kmp_hw_t type = possible[i];
4920  s = __kmp_hw_get_keyword(type, false);
4921  if (index < KMP_STRLEN(s)) {
4922  char c = (char)toupper(s[index]);
4923  // Mark hardware types for removal when the characters do not match
4924  if (c != token_char) {
4925  possible[i] = KMP_HW_UNKNOWN;
4926  num_possible--;
4927  }
4928  }
4929  }
4930  // Remove hardware types that this token cannot be
4931  size_t start = 0;
4932  for (size_t i = 0; i < n; ++i) {
4933  if (possible[i] != KMP_HW_UNKNOWN) {
4934  kmp_hw_t temp = possible[i];
4935  possible[i] = possible[start];
4936  possible[start] = temp;
4937  start++;
4938  }
4939  }
4940  KMP_ASSERT(start == num_possible);
4941  index++;
4942  }
4943 
4944  // Attempt to break a tie if user has very short token
4945  // (e.g., is 'T' tile or thread?)
4946  if (num_possible > 1)
4947  return __kmp_hw_subset_break_tie(possible, num_possible);
4948  if (num_possible == 1)
4949  return possible[0];
4950  return KMP_HW_UNKNOWN;
4951 }
4952 
4953 // The longest observable sequence of items can only be HW_LAST length
4954 // The input string is usually short enough, let's use 512 limit for now
4955 #define MAX_T_LEVEL KMP_HW_LAST
4956 #define MAX_STR_LEN 512
4957 static void __kmp_stg_parse_hw_subset(char const *name, char const *value,
4958  void *data) {
4959  // Value example: 1s,5c@3,2T
4960  // Which means "use 1 socket, 5 cores with offset 3, 2 threads per core"
4961  kmp_setting_t **rivals = (kmp_setting_t **)data;
4962  if (strcmp(name, "KMP_PLACE_THREADS") == 0) {
4963  KMP_INFORM(EnvVarDeprecated, name, "KMP_HW_SUBSET");
4964  }
4965  if (__kmp_stg_check_rivals(name, value, rivals)) {
4966  return;
4967  }
4968 
4969  char *components[MAX_T_LEVEL];
4970  char const *digits = "0123456789";
4971  char input[MAX_STR_LEN];
4972  size_t len = 0, mlen = MAX_STR_LEN;
4973  int level = 0;
4974  bool absolute = false;
4975  // Canonicalize the string (remove spaces, unify delimiters, etc.)
4976  char *pos = CCAST(char *, value);
4977  while (*pos && mlen) {
4978  if (*pos != ' ') { // skip spaces
4979  if (len == 0 && *pos == ':') {
4980  absolute = true;
4981  } else {
4982  input[len] = (char)(toupper(*pos));
4983  if (input[len] == 'X')
4984  input[len] = ','; // unify delimiters of levels
4985  if (input[len] == 'O' && strchr(digits, *(pos + 1)))
4986  input[len] = '@'; // unify delimiters of offset
4987  len++;
4988  }
4989  }
4990  mlen--;
4991  pos++;
4992  }
4993  if (len == 0 || mlen == 0) {
4994  goto err; // contents is either empty or too long
4995  }
4996  input[len] = '\0';
4997  // Split by delimiter
4998  pos = input;
4999  components[level++] = pos;
5000  while ((pos = strchr(pos, ','))) {
5001  if (level >= MAX_T_LEVEL)
5002  goto err; // too many components provided
5003  *pos = '\0'; // modify input and avoid more copying
5004  components[level++] = ++pos; // expect something after ","
5005  }
5006 
5007  __kmp_hw_subset = kmp_hw_subset_t::allocate();
5008  if (absolute)
5009  __kmp_hw_subset->set_absolute();
5010 
5011  // Check each component
5012  for (int i = 0; i < level; ++i) {
5013  int core_level = 0;
5014  char *core_components[MAX_T_LEVEL];
5015  // Split possible core components by '&' delimiter
5016  pos = components[i];
5017  core_components[core_level++] = pos;
5018  while ((pos = strchr(pos, '&'))) {
5019  if (core_level >= MAX_T_LEVEL)
5020  goto err; // too many different core types
5021  *pos = '\0'; // modify input and avoid more copying
5022  core_components[core_level++] = ++pos; // expect something after '&'
5023  }
5024 
5025  for (int j = 0; j < core_level; ++j) {
5026  char *offset_ptr;
5027  char *attr_ptr;
5028  int offset = 0;
5029  kmp_hw_attr_t attr;
5030  int num;
5031  // components may begin with an optional count of the number of resources
5032  if (isdigit(*core_components[j])) {
5033  num = atoi(core_components[j]);
5034  if (num <= 0) {
5035  goto err; // only positive integers are valid for count
5036  }
5037  pos = core_components[j] + strspn(core_components[j], digits);
5038  } else if (*core_components[j] == '*') {
5039  num = kmp_hw_subset_t::USE_ALL;
5040  pos = core_components[j] + 1;
5041  } else {
5042  num = kmp_hw_subset_t::USE_ALL;
5043  pos = core_components[j];
5044  }
5045 
5046  offset_ptr = strchr(core_components[j], '@');
5047  attr_ptr = strchr(core_components[j], ':');
5048 
5049  if (offset_ptr) {
5050  offset = atoi(offset_ptr + 1); // save offset
5051  *offset_ptr = '\0'; // cut the offset from the component
5052  }
5053  if (attr_ptr) {
5054  attr.clear();
5055  // save the attribute
5056 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
5057  if (__kmp_str_match("intel_core", -1, attr_ptr + 1)) {
5058  attr.set_core_type(KMP_HW_CORE_TYPE_CORE);
5059  } else if (__kmp_str_match("intel_atom", -1, attr_ptr + 1)) {
5060  attr.set_core_type(KMP_HW_CORE_TYPE_ATOM);
5061  } else
5062 #endif
5063  if (__kmp_str_match("eff", 3, attr_ptr + 1)) {
5064  const char *number = attr_ptr + 1;
5065  // skip the eff[iciency] token
5066  while (isalpha(*number))
5067  number++;
5068  if (!isdigit(*number)) {
5069  goto err;
5070  }
5071  int efficiency = atoi(number);
5072  attr.set_core_eff(efficiency);
5073  } else {
5074  goto err;
5075  }
5076  *attr_ptr = '\0'; // cut the attribute from the component
5077  }
5078  // detect the component type
5079  kmp_hw_t type = __kmp_stg_parse_hw_subset_name(pos);
5080  if (type == KMP_HW_UNKNOWN) {
5081  goto err;
5082  }
5083  // Only the core type can have attributes
5084  if (attr && type != KMP_HW_CORE)
5085  goto err;
5086  // Must allow core be specified more than once
5087  if (type != KMP_HW_CORE && __kmp_hw_subset->specified(type)) {
5088  goto err;
5089  }
5090  __kmp_hw_subset->push_back(num, type, offset, attr);
5091  }
5092  }
5093  return;
5094 err:
5095  KMP_WARNING(AffHWSubsetInvalid, name, value);
5096  if (__kmp_hw_subset) {
5097  kmp_hw_subset_t::deallocate(__kmp_hw_subset);
5098  __kmp_hw_subset = nullptr;
5099  }
5100  return;
5101 }
5102 
5103 static inline const char *
5104 __kmp_hw_get_core_type_keyword(kmp_hw_core_type_t type) {
5105  switch (type) {
5106  case KMP_HW_CORE_TYPE_UNKNOWN:
5107  return "unknown";
5108 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
5109  case KMP_HW_CORE_TYPE_ATOM:
5110  return "intel_atom";
5111  case KMP_HW_CORE_TYPE_CORE:
5112  return "intel_core";
5113 #endif
5114  }
5115  return "unknown";
5116 }
5117 
5118 static void __kmp_stg_print_hw_subset(kmp_str_buf_t *buffer, char const *name,
5119  void *data) {
5120  kmp_str_buf_t buf;
5121  int depth;
5122  if (!__kmp_hw_subset)
5123  return;
5124  __kmp_str_buf_init(&buf);
5125  if (__kmp_env_format)
5126  KMP_STR_BUF_PRINT_NAME_EX(name);
5127  else
5128  __kmp_str_buf_print(buffer, " %s='", name);
5129 
5130  depth = __kmp_hw_subset->get_depth();
5131  for (int i = 0; i < depth; ++i) {
5132  const auto &item = __kmp_hw_subset->at(i);
5133  if (i > 0)
5134  __kmp_str_buf_print(&buf, "%c", ',');
5135  for (int j = 0; j < item.num_attrs; ++j) {
5136  __kmp_str_buf_print(&buf, "%s%d%s", (j > 0 ? "&" : ""), item.num[j],
5137  __kmp_hw_get_keyword(item.type));
5138  if (item.attr[j].is_core_type_valid())
5139  __kmp_str_buf_print(
5140  &buf, ":%s",
5141  __kmp_hw_get_core_type_keyword(item.attr[j].get_core_type()));
5142  if (item.attr[j].is_core_eff_valid())
5143  __kmp_str_buf_print(&buf, ":eff%d", item.attr[j].get_core_eff());
5144  if (item.offset[j])
5145  __kmp_str_buf_print(&buf, "@%d", item.offset[j]);
5146  }
5147  }
5148  __kmp_str_buf_print(buffer, "%s'\n", buf.str);
5149  __kmp_str_buf_free(&buf);
5150 }
5151 
5152 #if USE_ITT_BUILD
5153 // -----------------------------------------------------------------------------
5154 // KMP_FORKJOIN_FRAMES
5155 
5156 static void __kmp_stg_parse_forkjoin_frames(char const *name, char const *value,
5157  void *data) {
5158  __kmp_stg_parse_bool(name, value, &__kmp_forkjoin_frames);
5159 } // __kmp_stg_parse_forkjoin_frames
5160 
5161 static void __kmp_stg_print_forkjoin_frames(kmp_str_buf_t *buffer,
5162  char const *name, void *data) {
5163  __kmp_stg_print_bool(buffer, name, __kmp_forkjoin_frames);
5164 } // __kmp_stg_print_forkjoin_frames
5165 
5166 // -----------------------------------------------------------------------------
5167 // KMP_FORKJOIN_FRAMES_MODE
5168 
5169 static void __kmp_stg_parse_forkjoin_frames_mode(char const *name,
5170  char const *value,
5171  void *data) {
5172  __kmp_stg_parse_int(name, value, 0, 3, &__kmp_forkjoin_frames_mode);
5173 } // __kmp_stg_parse_forkjoin_frames
5174 
5175 static void __kmp_stg_print_forkjoin_frames_mode(kmp_str_buf_t *buffer,
5176  char const *name, void *data) {
5177  __kmp_stg_print_int(buffer, name, __kmp_forkjoin_frames_mode);
5178 } // __kmp_stg_print_forkjoin_frames
5179 #endif /* USE_ITT_BUILD */
5180 
5181 // -----------------------------------------------------------------------------
5182 // KMP_ENABLE_TASK_THROTTLING
5183 
5184 static void __kmp_stg_parse_task_throttling(char const *name, char const *value,
5185  void *data) {
5186  __kmp_stg_parse_bool(name, value, &__kmp_enable_task_throttling);
5187 } // __kmp_stg_parse_task_throttling
5188 
5189 static void __kmp_stg_print_task_throttling(kmp_str_buf_t *buffer,
5190  char const *name, void *data) {
5191  __kmp_stg_print_bool(buffer, name, __kmp_enable_task_throttling);
5192 } // __kmp_stg_print_task_throttling
5193 
5194 #if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
5195 // -----------------------------------------------------------------------------
5196 // KMP_USER_LEVEL_MWAIT
5197 
5198 static void __kmp_stg_parse_user_level_mwait(char const *name,
5199  char const *value, void *data) {
5200  __kmp_stg_parse_bool(name, value, &__kmp_user_level_mwait);
5201 } // __kmp_stg_parse_user_level_mwait
5202 
5203 static void __kmp_stg_print_user_level_mwait(kmp_str_buf_t *buffer,
5204  char const *name, void *data) {
5205  __kmp_stg_print_bool(buffer, name, __kmp_user_level_mwait);
5206 } // __kmp_stg_print_user_level_mwait
5207 
5208 // -----------------------------------------------------------------------------
5209 // KMP_MWAIT_HINTS
5210 
5211 static void __kmp_stg_parse_mwait_hints(char const *name, char const *value,
5212  void *data) {
5213  __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_mwait_hints);
5214 } // __kmp_stg_parse_mwait_hints
5215 
5216 static void __kmp_stg_print_mwait_hints(kmp_str_buf_t *buffer, char const *name,
5217  void *data) {
5218  __kmp_stg_print_int(buffer, name, __kmp_mwait_hints);
5219 } // __kmp_stg_print_mwait_hints
5220 
5221 #endif // KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
5222 
5223 #if KMP_HAVE_UMWAIT
5224 // -----------------------------------------------------------------------------
5225 // KMP_TPAUSE
5226 // 0 = don't use TPAUSE, 1 = use C0.1 state, 2 = use C0.2 state
5227 
5228 static void __kmp_stg_parse_tpause(char const *name, char const *value,
5229  void *data) {
5230  __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_tpause_state);
5231  if (__kmp_tpause_state != 0) {
5232  // The actual hint passed to tpause is: 0 for C0.2 and 1 for C0.1
5233  if (__kmp_tpause_state == 2) // use C0.2
5234  __kmp_tpause_hint = 0; // default was set to 1 for C0.1
5235  }
5236 } // __kmp_stg_parse_tpause
5237 
5238 static void __kmp_stg_print_tpause(kmp_str_buf_t *buffer, char const *name,
5239  void *data) {
5240  __kmp_stg_print_int(buffer, name, __kmp_tpause_state);
5241 } // __kmp_stg_print_tpause
5242 #endif // KMP_HAVE_UMWAIT
5243 
5244 // -----------------------------------------------------------------------------
5245 // OMP_DISPLAY_ENV
5246 
5247 static void __kmp_stg_parse_omp_display_env(char const *name, char const *value,
5248  void *data) {
5249  if (__kmp_str_match("VERBOSE", 1, value)) {
5250  __kmp_display_env_verbose = TRUE;
5251  } else {
5252  __kmp_stg_parse_bool(name, value, &__kmp_display_env);
5253  }
5254 } // __kmp_stg_parse_omp_display_env
5255 
5256 static void __kmp_stg_print_omp_display_env(kmp_str_buf_t *buffer,
5257  char const *name, void *data) {
5258  if (__kmp_display_env_verbose) {
5259  __kmp_stg_print_str(buffer, name, "VERBOSE");
5260  } else {
5261  __kmp_stg_print_bool(buffer, name, __kmp_display_env);
5262  }
5263 } // __kmp_stg_print_omp_display_env
5264 
5265 static void __kmp_stg_parse_omp_cancellation(char const *name,
5266  char const *value, void *data) {
5267  if (TCR_4(__kmp_init_parallel)) {
5268  KMP_WARNING(EnvParallelWarn, name);
5269  return;
5270  } // read value before first parallel only
5271  __kmp_stg_parse_bool(name, value, &__kmp_omp_cancellation);
5272 } // __kmp_stg_parse_omp_cancellation
5273 
5274 static void __kmp_stg_print_omp_cancellation(kmp_str_buf_t *buffer,
5275  char const *name, void *data) {
5276  __kmp_stg_print_bool(buffer, name, __kmp_omp_cancellation);
5277 } // __kmp_stg_print_omp_cancellation
5278 
5279 #if OMPT_SUPPORT
5280 int __kmp_tool = 1;
5281 
5282 static void __kmp_stg_parse_omp_tool(char const *name, char const *value,
5283  void *data) {
5284  __kmp_stg_parse_bool(name, value, &__kmp_tool);
5285 } // __kmp_stg_parse_omp_tool
5286 
5287 static void __kmp_stg_print_omp_tool(kmp_str_buf_t *buffer, char const *name,
5288  void *data) {
5289  if (__kmp_env_format) {
5290  KMP_STR_BUF_PRINT_BOOL_EX(name, __kmp_tool, "enabled", "disabled");
5291  } else {
5292  __kmp_str_buf_print(buffer, " %s=%s\n", name,
5293  __kmp_tool ? "enabled" : "disabled");
5294  }
5295 } // __kmp_stg_print_omp_tool
5296 
5297 char *__kmp_tool_libraries = NULL;
5298 
5299 static void __kmp_stg_parse_omp_tool_libraries(char const *name,
5300  char const *value, void *data) {
5301  __kmp_stg_parse_str(name, value, &__kmp_tool_libraries);
5302 } // __kmp_stg_parse_omp_tool_libraries
5303 
5304 static void __kmp_stg_print_omp_tool_libraries(kmp_str_buf_t *buffer,
5305  char const *name, void *data) {
5306  if (__kmp_tool_libraries)
5307  __kmp_stg_print_str(buffer, name, __kmp_tool_libraries);
5308  else {
5309  if (__kmp_env_format) {
5310  KMP_STR_BUF_PRINT_NAME;
5311  } else {
5312  __kmp_str_buf_print(buffer, " %s", name);
5313  }
5314  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
5315  }
5316 } // __kmp_stg_print_omp_tool_libraries
5317 
5318 char *__kmp_tool_verbose_init = NULL;
5319 
5320 static void __kmp_stg_parse_omp_tool_verbose_init(char const *name,
5321  char const *value,
5322  void *data) {
5323  __kmp_stg_parse_str(name, value, &__kmp_tool_verbose_init);
5324 } // __kmp_stg_parse_omp_tool_libraries
5325 
5326 static void __kmp_stg_print_omp_tool_verbose_init(kmp_str_buf_t *buffer,
5327  char const *name,
5328  void *data) {
5329  if (__kmp_tool_verbose_init)
5330  __kmp_stg_print_str(buffer, name, __kmp_tool_verbose_init);
5331  else {
5332  if (__kmp_env_format) {
5333  KMP_STR_BUF_PRINT_NAME;
5334  } else {
5335  __kmp_str_buf_print(buffer, " %s", name);
5336  }
5337  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
5338  }
5339 } // __kmp_stg_print_omp_tool_verbose_init
5340 
5341 #endif
5342 
5343 // Table.
5344 
5345 static kmp_setting_t __kmp_stg_table[] = {
5346 
5347  {"KMP_ALL_THREADS", __kmp_stg_parse_device_thread_limit, NULL, NULL, 0, 0},
5348  {"KMP_BLOCKTIME", __kmp_stg_parse_blocktime, __kmp_stg_print_blocktime,
5349  NULL, 0, 0},
5350  {"KMP_USE_YIELD", __kmp_stg_parse_use_yield, __kmp_stg_print_use_yield,
5351  NULL, 0, 0},
5352  {"KMP_DUPLICATE_LIB_OK", __kmp_stg_parse_duplicate_lib_ok,
5353  __kmp_stg_print_duplicate_lib_ok, NULL, 0, 0},
5354  {"KMP_LIBRARY", __kmp_stg_parse_wait_policy, __kmp_stg_print_wait_policy,
5355  NULL, 0, 0},
5356  {"KMP_DEVICE_THREAD_LIMIT", __kmp_stg_parse_device_thread_limit,
5357  __kmp_stg_print_device_thread_limit, NULL, 0, 0},
5358 #if KMP_USE_MONITOR
5359  {"KMP_MONITOR_STACKSIZE", __kmp_stg_parse_monitor_stacksize,
5360  __kmp_stg_print_monitor_stacksize, NULL, 0, 0},
5361 #endif
5362  {"KMP_SETTINGS", __kmp_stg_parse_settings, __kmp_stg_print_settings, NULL,
5363  0, 0},
5364  {"KMP_STACKOFFSET", __kmp_stg_parse_stackoffset,
5365  __kmp_stg_print_stackoffset, NULL, 0, 0},
5366  {"KMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
5367  NULL, 0, 0},
5368  {"KMP_STACKPAD", __kmp_stg_parse_stackpad, __kmp_stg_print_stackpad, NULL,
5369  0, 0},
5370  {"KMP_VERSION", __kmp_stg_parse_version, __kmp_stg_print_version, NULL, 0,
5371  0},
5372  {"KMP_WARNINGS", __kmp_stg_parse_warnings, __kmp_stg_print_warnings, NULL,
5373  0, 0},
5374 
5375  {"KMP_NESTING_MODE", __kmp_stg_parse_nesting_mode,
5376  __kmp_stg_print_nesting_mode, NULL, 0, 0},
5377  {"OMP_NESTED", __kmp_stg_parse_nested, __kmp_stg_print_nested, NULL, 0, 0},
5378  {"OMP_NUM_THREADS", __kmp_stg_parse_num_threads,
5379  __kmp_stg_print_num_threads, NULL, 0, 0},
5380  {"OMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
5381  NULL, 0, 0},
5382 
5383  {"KMP_TASKING", __kmp_stg_parse_tasking, __kmp_stg_print_tasking, NULL, 0,
5384  0},
5385  {"KMP_TASK_STEALING_CONSTRAINT", __kmp_stg_parse_task_stealing,
5386  __kmp_stg_print_task_stealing, NULL, 0, 0},
5387  {"OMP_MAX_ACTIVE_LEVELS", __kmp_stg_parse_max_active_levels,
5388  __kmp_stg_print_max_active_levels, NULL, 0, 0},
5389  {"OMP_DEFAULT_DEVICE", __kmp_stg_parse_default_device,
5390  __kmp_stg_print_default_device, NULL, 0, 0},
5391  {"OMP_TARGET_OFFLOAD", __kmp_stg_parse_target_offload,
5392  __kmp_stg_print_target_offload, NULL, 0, 0},
5393  {"OMP_MAX_TASK_PRIORITY", __kmp_stg_parse_max_task_priority,
5394  __kmp_stg_print_max_task_priority, NULL, 0, 0},
5395  {"KMP_TASKLOOP_MIN_TASKS", __kmp_stg_parse_taskloop_min_tasks,
5396  __kmp_stg_print_taskloop_min_tasks, NULL, 0, 0},
5397  {"OMP_THREAD_LIMIT", __kmp_stg_parse_thread_limit,
5398  __kmp_stg_print_thread_limit, NULL, 0, 0},
5399  {"KMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_thread_limit,
5400  __kmp_stg_print_teams_thread_limit, NULL, 0, 0},
5401  {"OMP_NUM_TEAMS", __kmp_stg_parse_nteams, __kmp_stg_print_nteams, NULL, 0,
5402  0},
5403  {"OMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_th_limit,
5404  __kmp_stg_print_teams_th_limit, NULL, 0, 0},
5405  {"OMP_WAIT_POLICY", __kmp_stg_parse_wait_policy,
5406  __kmp_stg_print_wait_policy, NULL, 0, 0},
5407  {"KMP_DISP_NUM_BUFFERS", __kmp_stg_parse_disp_buffers,
5408  __kmp_stg_print_disp_buffers, NULL, 0, 0},
5409 #if KMP_NESTED_HOT_TEAMS
5410  {"KMP_HOT_TEAMS_MAX_LEVEL", __kmp_stg_parse_hot_teams_level,
5411  __kmp_stg_print_hot_teams_level, NULL, 0, 0},
5412  {"KMP_HOT_TEAMS_MODE", __kmp_stg_parse_hot_teams_mode,
5413  __kmp_stg_print_hot_teams_mode, NULL, 0, 0},
5414 #endif // KMP_NESTED_HOT_TEAMS
5415 
5416 #if KMP_HANDLE_SIGNALS
5417  {"KMP_HANDLE_SIGNALS", __kmp_stg_parse_handle_signals,
5418  __kmp_stg_print_handle_signals, NULL, 0, 0},
5419 #endif
5420 
5421 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
5422  {"KMP_INHERIT_FP_CONTROL", __kmp_stg_parse_inherit_fp_control,
5423  __kmp_stg_print_inherit_fp_control, NULL, 0, 0},
5424 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
5425 
5426 #ifdef KMP_GOMP_COMPAT
5427  {"GOMP_STACKSIZE", __kmp_stg_parse_stacksize, NULL, NULL, 0, 0},
5428 #endif
5429 
5430 #ifdef KMP_DEBUG
5431  {"KMP_A_DEBUG", __kmp_stg_parse_a_debug, __kmp_stg_print_a_debug, NULL, 0,
5432  0},
5433  {"KMP_B_DEBUG", __kmp_stg_parse_b_debug, __kmp_stg_print_b_debug, NULL, 0,
5434  0},
5435  {"KMP_C_DEBUG", __kmp_stg_parse_c_debug, __kmp_stg_print_c_debug, NULL, 0,
5436  0},
5437  {"KMP_D_DEBUG", __kmp_stg_parse_d_debug, __kmp_stg_print_d_debug, NULL, 0,
5438  0},
5439  {"KMP_E_DEBUG", __kmp_stg_parse_e_debug, __kmp_stg_print_e_debug, NULL, 0,
5440  0},
5441  {"KMP_F_DEBUG", __kmp_stg_parse_f_debug, __kmp_stg_print_f_debug, NULL, 0,
5442  0},
5443  {"KMP_DEBUG", __kmp_stg_parse_debug, NULL, /* no print */ NULL, 0, 0},
5444  {"KMP_DEBUG_BUF", __kmp_stg_parse_debug_buf, __kmp_stg_print_debug_buf,
5445  NULL, 0, 0},
5446  {"KMP_DEBUG_BUF_ATOMIC", __kmp_stg_parse_debug_buf_atomic,
5447  __kmp_stg_print_debug_buf_atomic, NULL, 0, 0},
5448  {"KMP_DEBUG_BUF_CHARS", __kmp_stg_parse_debug_buf_chars,
5449  __kmp_stg_print_debug_buf_chars, NULL, 0, 0},
5450  {"KMP_DEBUG_BUF_LINES", __kmp_stg_parse_debug_buf_lines,
5451  __kmp_stg_print_debug_buf_lines, NULL, 0, 0},
5452  {"KMP_DIAG", __kmp_stg_parse_diag, __kmp_stg_print_diag, NULL, 0, 0},
5453 
5454  {"KMP_PAR_RANGE", __kmp_stg_parse_par_range_env,
5455  __kmp_stg_print_par_range_env, NULL, 0, 0},
5456 #endif // KMP_DEBUG
5457 
5458  {"KMP_ALIGN_ALLOC", __kmp_stg_parse_align_alloc,
5459  __kmp_stg_print_align_alloc, NULL, 0, 0},
5460 
5461  {"KMP_PLAIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5462  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5463  {"KMP_PLAIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5464  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5465  {"KMP_FORKJOIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5466  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5467  {"KMP_FORKJOIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5468  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5469 #if KMP_FAST_REDUCTION_BARRIER
5470  {"KMP_REDUCTION_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5471  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5472  {"KMP_REDUCTION_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5473  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5474 #endif
5475 
5476  {"KMP_ABORT_DELAY", __kmp_stg_parse_abort_delay,
5477  __kmp_stg_print_abort_delay, NULL, 0, 0},
5478  {"KMP_CPUINFO_FILE", __kmp_stg_parse_cpuinfo_file,
5479  __kmp_stg_print_cpuinfo_file, NULL, 0, 0},
5480  {"KMP_FORCE_REDUCTION", __kmp_stg_parse_force_reduction,
5481  __kmp_stg_print_force_reduction, NULL, 0, 0},
5482  {"KMP_DETERMINISTIC_REDUCTION", __kmp_stg_parse_force_reduction,
5483  __kmp_stg_print_force_reduction, NULL, 0, 0},
5484  {"KMP_STORAGE_MAP", __kmp_stg_parse_storage_map,
5485  __kmp_stg_print_storage_map, NULL, 0, 0},
5486  {"KMP_ALL_THREADPRIVATE", __kmp_stg_parse_all_threadprivate,
5487  __kmp_stg_print_all_threadprivate, NULL, 0, 0},
5488  {"KMP_FOREIGN_THREADS_THREADPRIVATE",
5489  __kmp_stg_parse_foreign_threads_threadprivate,
5490  __kmp_stg_print_foreign_threads_threadprivate, NULL, 0, 0},
5491 
5492 #if KMP_AFFINITY_SUPPORTED
5493  {"KMP_AFFINITY", __kmp_stg_parse_affinity, __kmp_stg_print_affinity, NULL,
5494  0, 0},
5495  {"KMP_HIDDEN_HELPER_AFFINITY", __kmp_stg_parse_hh_affinity,
5496  __kmp_stg_print_hh_affinity, NULL, 0, 0},
5497 #ifdef KMP_GOMP_COMPAT
5498  {"GOMP_CPU_AFFINITY", __kmp_stg_parse_gomp_cpu_affinity, NULL,
5499  /* no print */ NULL, 0, 0},
5500 #endif /* KMP_GOMP_COMPAT */
5501  {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
5502  NULL, 0, 0},
5503  {"KMP_TEAMS_PROC_BIND", __kmp_stg_parse_teams_proc_bind,
5504  __kmp_stg_print_teams_proc_bind, NULL, 0, 0},
5505  {"OMP_PLACES", __kmp_stg_parse_places, __kmp_stg_print_places, NULL, 0, 0},
5506  {"KMP_TOPOLOGY_METHOD", __kmp_stg_parse_topology_method,
5507  __kmp_stg_print_topology_method, NULL, 0, 0},
5508 
5509 #else
5510 
5511  // KMP_AFFINITY is not supported on OS X*, nor is OMP_PLACES.
5512  // OMP_PROC_BIND and proc-bind-var are supported, however.
5513  {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
5514  NULL, 0, 0},
5515 
5516 #endif // KMP_AFFINITY_SUPPORTED
5517  {"OMP_DISPLAY_AFFINITY", __kmp_stg_parse_display_affinity,
5518  __kmp_stg_print_display_affinity, NULL, 0, 0},
5519  {"OMP_AFFINITY_FORMAT", __kmp_stg_parse_affinity_format,
5520  __kmp_stg_print_affinity_format, NULL, 0, 0},
5521  {"KMP_INIT_AT_FORK", __kmp_stg_parse_init_at_fork,
5522  __kmp_stg_print_init_at_fork, NULL, 0, 0},
5523  {"KMP_SCHEDULE", __kmp_stg_parse_schedule, __kmp_stg_print_schedule, NULL,
5524  0, 0},
5525  {"OMP_SCHEDULE", __kmp_stg_parse_omp_schedule, __kmp_stg_print_omp_schedule,
5526  NULL, 0, 0},
5527 #if KMP_USE_HIER_SCHED
5528  {"KMP_DISP_HAND_THREAD", __kmp_stg_parse_kmp_hand_thread,
5529  __kmp_stg_print_kmp_hand_thread, NULL, 0, 0},
5530 #endif
5531  {"KMP_FORCE_MONOTONIC_DYNAMIC_SCHEDULE",
5532  __kmp_stg_parse_kmp_force_monotonic, __kmp_stg_print_kmp_force_monotonic,
5533  NULL, 0, 0},
5534  {"KMP_ATOMIC_MODE", __kmp_stg_parse_atomic_mode,
5535  __kmp_stg_print_atomic_mode, NULL, 0, 0},
5536  {"KMP_CONSISTENCY_CHECK", __kmp_stg_parse_consistency_check,
5537  __kmp_stg_print_consistency_check, NULL, 0, 0},
5538 
5539 #if USE_ITT_BUILD && USE_ITT_NOTIFY
5540  {"KMP_ITT_PREPARE_DELAY", __kmp_stg_parse_itt_prepare_delay,
5541  __kmp_stg_print_itt_prepare_delay, NULL, 0, 0},
5542 #endif /* USE_ITT_BUILD && USE_ITT_NOTIFY */
5543  {"KMP_MALLOC_POOL_INCR", __kmp_stg_parse_malloc_pool_incr,
5544  __kmp_stg_print_malloc_pool_incr, NULL, 0, 0},
5545  {"KMP_GTID_MODE", __kmp_stg_parse_gtid_mode, __kmp_stg_print_gtid_mode,
5546  NULL, 0, 0},
5547  {"OMP_DYNAMIC", __kmp_stg_parse_omp_dynamic, __kmp_stg_print_omp_dynamic,
5548  NULL, 0, 0},
5549  {"KMP_DYNAMIC_MODE", __kmp_stg_parse_kmp_dynamic_mode,
5550  __kmp_stg_print_kmp_dynamic_mode, NULL, 0, 0},
5551 
5552 #ifdef USE_LOAD_BALANCE
5553  {"KMP_LOAD_BALANCE_INTERVAL", __kmp_stg_parse_ld_balance_interval,
5554  __kmp_stg_print_ld_balance_interval, NULL, 0, 0},
5555 #endif
5556 
5557  {"KMP_NUM_LOCKS_IN_BLOCK", __kmp_stg_parse_lock_block,
5558  __kmp_stg_print_lock_block, NULL, 0, 0},
5559  {"KMP_LOCK_KIND", __kmp_stg_parse_lock_kind, __kmp_stg_print_lock_kind,
5560  NULL, 0, 0},
5561  {"KMP_SPIN_BACKOFF_PARAMS", __kmp_stg_parse_spin_backoff_params,
5562  __kmp_stg_print_spin_backoff_params, NULL, 0, 0},
5563 #if KMP_USE_ADAPTIVE_LOCKS
5564  {"KMP_ADAPTIVE_LOCK_PROPS", __kmp_stg_parse_adaptive_lock_props,
5565  __kmp_stg_print_adaptive_lock_props, NULL, 0, 0},
5566 #if KMP_DEBUG_ADAPTIVE_LOCKS
5567  {"KMP_SPECULATIVE_STATSFILE", __kmp_stg_parse_speculative_statsfile,
5568  __kmp_stg_print_speculative_statsfile, NULL, 0, 0},
5569 #endif
5570 #endif // KMP_USE_ADAPTIVE_LOCKS
5571  {"KMP_PLACE_THREADS", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
5572  NULL, 0, 0},
5573  {"KMP_HW_SUBSET", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
5574  NULL, 0, 0},
5575 #if USE_ITT_BUILD
5576  {"KMP_FORKJOIN_FRAMES", __kmp_stg_parse_forkjoin_frames,
5577  __kmp_stg_print_forkjoin_frames, NULL, 0, 0},
5578  {"KMP_FORKJOIN_FRAMES_MODE", __kmp_stg_parse_forkjoin_frames_mode,
5579  __kmp_stg_print_forkjoin_frames_mode, NULL, 0, 0},
5580 #endif
5581  {"KMP_ENABLE_TASK_THROTTLING", __kmp_stg_parse_task_throttling,
5582  __kmp_stg_print_task_throttling, NULL, 0, 0},
5583 
5584  {"OMP_DISPLAY_ENV", __kmp_stg_parse_omp_display_env,
5585  __kmp_stg_print_omp_display_env, NULL, 0, 0},
5586  {"OMP_CANCELLATION", __kmp_stg_parse_omp_cancellation,
5587  __kmp_stg_print_omp_cancellation, NULL, 0, 0},
5588  {"OMP_ALLOCATOR", __kmp_stg_parse_allocator, __kmp_stg_print_allocator,
5589  NULL, 0, 0},
5590  {"LIBOMP_USE_HIDDEN_HELPER_TASK", __kmp_stg_parse_use_hidden_helper,
5591  __kmp_stg_print_use_hidden_helper, NULL, 0, 0},
5592  {"LIBOMP_NUM_HIDDEN_HELPER_THREADS",
5593  __kmp_stg_parse_num_hidden_helper_threads,
5594  __kmp_stg_print_num_hidden_helper_threads, NULL, 0, 0},
5595 
5596 #if OMPT_SUPPORT
5597  {"OMP_TOOL", __kmp_stg_parse_omp_tool, __kmp_stg_print_omp_tool, NULL, 0,
5598  0},
5599  {"OMP_TOOL_LIBRARIES", __kmp_stg_parse_omp_tool_libraries,
5600  __kmp_stg_print_omp_tool_libraries, NULL, 0, 0},
5601  {"OMP_TOOL_VERBOSE_INIT", __kmp_stg_parse_omp_tool_verbose_init,
5602  __kmp_stg_print_omp_tool_verbose_init, NULL, 0, 0},
5603 #endif
5604 
5605 #if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
5606  {"KMP_USER_LEVEL_MWAIT", __kmp_stg_parse_user_level_mwait,
5607  __kmp_stg_print_user_level_mwait, NULL, 0, 0},
5608  {"KMP_MWAIT_HINTS", __kmp_stg_parse_mwait_hints,
5609  __kmp_stg_print_mwait_hints, NULL, 0, 0},
5610 #endif
5611 
5612 #if KMP_HAVE_UMWAIT
5613  {"KMP_TPAUSE", __kmp_stg_parse_tpause, __kmp_stg_print_tpause, NULL, 0, 0},
5614 #endif
5615  {"", NULL, NULL, NULL, 0, 0}}; // settings
5616 
5617 static int const __kmp_stg_count =
5618  sizeof(__kmp_stg_table) / sizeof(kmp_setting_t);
5619 
5620 static inline kmp_setting_t *__kmp_stg_find(char const *name) {
5621 
5622  int i;
5623  if (name != NULL) {
5624  for (i = 0; i < __kmp_stg_count; ++i) {
5625  if (strcmp(__kmp_stg_table[i].name, name) == 0) {
5626  return &__kmp_stg_table[i];
5627  }
5628  }
5629  }
5630  return NULL;
5631 
5632 } // __kmp_stg_find
5633 
5634 static int __kmp_stg_cmp(void const *_a, void const *_b) {
5635  const kmp_setting_t *a = RCAST(const kmp_setting_t *, _a);
5636  const kmp_setting_t *b = RCAST(const kmp_setting_t *, _b);
5637 
5638  // Process KMP_AFFINITY last.
5639  // It needs to come after OMP_PLACES and GOMP_CPU_AFFINITY.
5640  if (strcmp(a->name, "KMP_AFFINITY") == 0) {
5641  if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5642  return 0;
5643  }
5644  return 1;
5645  } else if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5646  return -1;
5647  }
5648  return strcmp(a->name, b->name);
5649 } // __kmp_stg_cmp
5650 
5651 static void __kmp_stg_init(void) {
5652 
5653  static int initialized = 0;
5654 
5655  if (!initialized) {
5656 
5657  // Sort table.
5658  qsort(__kmp_stg_table, __kmp_stg_count - 1, sizeof(kmp_setting_t),
5659  __kmp_stg_cmp);
5660 
5661  { // Initialize *_STACKSIZE data.
5662  kmp_setting_t *kmp_stacksize =
5663  __kmp_stg_find("KMP_STACKSIZE"); // 1st priority.
5664 #ifdef KMP_GOMP_COMPAT
5665  kmp_setting_t *gomp_stacksize =
5666  __kmp_stg_find("GOMP_STACKSIZE"); // 2nd priority.
5667 #endif
5668  kmp_setting_t *omp_stacksize =
5669  __kmp_stg_find("OMP_STACKSIZE"); // 3rd priority.
5670 
5671  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5672  // !!! Compiler does not understand rivals is used and optimizes out
5673  // assignments
5674  // !!! rivals[ i ++ ] = ...;
5675  static kmp_setting_t *volatile rivals[4];
5676  static kmp_stg_ss_data_t kmp_data = {1, CCAST(kmp_setting_t **, rivals)};
5677 #ifdef KMP_GOMP_COMPAT
5678  static kmp_stg_ss_data_t gomp_data = {1024,
5679  CCAST(kmp_setting_t **, rivals)};
5680 #endif
5681  static kmp_stg_ss_data_t omp_data = {1024,
5682  CCAST(kmp_setting_t **, rivals)};
5683  int i = 0;
5684 
5685  rivals[i++] = kmp_stacksize;
5686 #ifdef KMP_GOMP_COMPAT
5687  if (gomp_stacksize != NULL) {
5688  rivals[i++] = gomp_stacksize;
5689  }
5690 #endif
5691  rivals[i++] = omp_stacksize;
5692  rivals[i++] = NULL;
5693 
5694  kmp_stacksize->data = &kmp_data;
5695 #ifdef KMP_GOMP_COMPAT
5696  if (gomp_stacksize != NULL) {
5697  gomp_stacksize->data = &gomp_data;
5698  }
5699 #endif
5700  omp_stacksize->data = &omp_data;
5701  }
5702 
5703  { // Initialize KMP_LIBRARY and OMP_WAIT_POLICY data.
5704  kmp_setting_t *kmp_library =
5705  __kmp_stg_find("KMP_LIBRARY"); // 1st priority.
5706  kmp_setting_t *omp_wait_policy =
5707  __kmp_stg_find("OMP_WAIT_POLICY"); // 2nd priority.
5708 
5709  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5710  static kmp_setting_t *volatile rivals[3];
5711  static kmp_stg_wp_data_t kmp_data = {0, CCAST(kmp_setting_t **, rivals)};
5712  static kmp_stg_wp_data_t omp_data = {1, CCAST(kmp_setting_t **, rivals)};
5713  int i = 0;
5714 
5715  rivals[i++] = kmp_library;
5716  if (omp_wait_policy != NULL) {
5717  rivals[i++] = omp_wait_policy;
5718  }
5719  rivals[i++] = NULL;
5720 
5721  kmp_library->data = &kmp_data;
5722  if (omp_wait_policy != NULL) {
5723  omp_wait_policy->data = &omp_data;
5724  }
5725  }
5726 
5727  { // Initialize KMP_DEVICE_THREAD_LIMIT and KMP_ALL_THREADS
5728  kmp_setting_t *kmp_device_thread_limit =
5729  __kmp_stg_find("KMP_DEVICE_THREAD_LIMIT"); // 1st priority.
5730  kmp_setting_t *kmp_all_threads =
5731  __kmp_stg_find("KMP_ALL_THREADS"); // 2nd priority.
5732 
5733  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5734  static kmp_setting_t *volatile rivals[3];
5735  int i = 0;
5736 
5737  rivals[i++] = kmp_device_thread_limit;
5738  rivals[i++] = kmp_all_threads;
5739  rivals[i++] = NULL;
5740 
5741  kmp_device_thread_limit->data = CCAST(kmp_setting_t **, rivals);
5742  kmp_all_threads->data = CCAST(kmp_setting_t **, rivals);
5743  }
5744 
5745  { // Initialize KMP_HW_SUBSET and KMP_PLACE_THREADS
5746  // 1st priority
5747  kmp_setting_t *kmp_hw_subset = __kmp_stg_find("KMP_HW_SUBSET");
5748  // 2nd priority
5749  kmp_setting_t *kmp_place_threads = __kmp_stg_find("KMP_PLACE_THREADS");
5750 
5751  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5752  static kmp_setting_t *volatile rivals[3];
5753  int i = 0;
5754 
5755  rivals[i++] = kmp_hw_subset;
5756  rivals[i++] = kmp_place_threads;
5757  rivals[i++] = NULL;
5758 
5759  kmp_hw_subset->data = CCAST(kmp_setting_t **, rivals);
5760  kmp_place_threads->data = CCAST(kmp_setting_t **, rivals);
5761  }
5762 
5763 #if KMP_AFFINITY_SUPPORTED
5764  { // Initialize KMP_AFFINITY, GOMP_CPU_AFFINITY, and OMP_PROC_BIND data.
5765  kmp_setting_t *kmp_affinity =
5766  __kmp_stg_find("KMP_AFFINITY"); // 1st priority.
5767  KMP_DEBUG_ASSERT(kmp_affinity != NULL);
5768 
5769 #ifdef KMP_GOMP_COMPAT
5770  kmp_setting_t *gomp_cpu_affinity =
5771  __kmp_stg_find("GOMP_CPU_AFFINITY"); // 2nd priority.
5772  KMP_DEBUG_ASSERT(gomp_cpu_affinity != NULL);
5773 #endif
5774 
5775  kmp_setting_t *omp_proc_bind =
5776  __kmp_stg_find("OMP_PROC_BIND"); // 3rd priority.
5777  KMP_DEBUG_ASSERT(omp_proc_bind != NULL);
5778 
5779  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5780  static kmp_setting_t *volatile rivals[4];
5781  int i = 0;
5782 
5783  rivals[i++] = kmp_affinity;
5784 
5785 #ifdef KMP_GOMP_COMPAT
5786  rivals[i++] = gomp_cpu_affinity;
5787  gomp_cpu_affinity->data = CCAST(kmp_setting_t **, rivals);
5788 #endif
5789 
5790  rivals[i++] = omp_proc_bind;
5791  omp_proc_bind->data = CCAST(kmp_setting_t **, rivals);
5792  rivals[i++] = NULL;
5793 
5794  static kmp_setting_t *volatile places_rivals[4];
5795  i = 0;
5796 
5797  kmp_setting_t *omp_places = __kmp_stg_find("OMP_PLACES"); // 3rd priority.
5798  KMP_DEBUG_ASSERT(omp_places != NULL);
5799 
5800  places_rivals[i++] = kmp_affinity;
5801 #ifdef KMP_GOMP_COMPAT
5802  places_rivals[i++] = gomp_cpu_affinity;
5803 #endif
5804  places_rivals[i++] = omp_places;
5805  omp_places->data = CCAST(kmp_setting_t **, places_rivals);
5806  places_rivals[i++] = NULL;
5807  }
5808 #else
5809 // KMP_AFFINITY not supported, so OMP_PROC_BIND has no rivals.
5810 // OMP_PLACES not supported yet.
5811 #endif // KMP_AFFINITY_SUPPORTED
5812 
5813  { // Initialize KMP_DETERMINISTIC_REDUCTION and KMP_FORCE_REDUCTION data.
5814  kmp_setting_t *kmp_force_red =
5815  __kmp_stg_find("KMP_FORCE_REDUCTION"); // 1st priority.
5816  kmp_setting_t *kmp_determ_red =
5817  __kmp_stg_find("KMP_DETERMINISTIC_REDUCTION"); // 2nd priority.
5818 
5819  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5820  static kmp_setting_t *volatile rivals[3];
5821  static kmp_stg_fr_data_t force_data = {1,
5822  CCAST(kmp_setting_t **, rivals)};
5823  static kmp_stg_fr_data_t determ_data = {0,
5824  CCAST(kmp_setting_t **, rivals)};
5825  int i = 0;
5826 
5827  rivals[i++] = kmp_force_red;
5828  if (kmp_determ_red != NULL) {
5829  rivals[i++] = kmp_determ_red;
5830  }
5831  rivals[i++] = NULL;
5832 
5833  kmp_force_red->data = &force_data;
5834  if (kmp_determ_red != NULL) {
5835  kmp_determ_red->data = &determ_data;
5836  }
5837  }
5838 
5839  initialized = 1;
5840  }
5841 
5842  // Reset flags.
5843  int i;
5844  for (i = 0; i < __kmp_stg_count; ++i) {
5845  __kmp_stg_table[i].set = 0;
5846  }
5847 
5848 } // __kmp_stg_init
5849 
5850 static void __kmp_stg_parse(char const *name, char const *value) {
5851  // On Windows* OS there are some nameless variables like "C:=C:\" (yeah,
5852  // really nameless, they are presented in environment block as
5853  // "=C:=C\\\x00=D:=D:\\\x00...", so let us skip them.
5854  if (name[0] == 0) {
5855  return;
5856  }
5857 
5858  if (value != NULL) {
5859  kmp_setting_t *setting = __kmp_stg_find(name);
5860  if (setting != NULL) {
5861  setting->parse(name, value, setting->data);
5862  setting->defined = 1;
5863  }
5864  }
5865 
5866 } // __kmp_stg_parse
5867 
5868 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found.
5869  char const *name, // Name of variable.
5870  char const *value, // Value of the variable.
5871  kmp_setting_t **rivals // List of rival settings (must include current one).
5872 ) {
5873 
5874  if (rivals == NULL) {
5875  return 0;
5876  }
5877 
5878  // Loop thru higher priority settings (listed before current).
5879  int i = 0;
5880  for (; strcmp(rivals[i]->name, name) != 0; i++) {
5881  KMP_DEBUG_ASSERT(rivals[i] != NULL);
5882 
5883 #if KMP_AFFINITY_SUPPORTED
5884  if (rivals[i] == __kmp_affinity_notype) {
5885  // If KMP_AFFINITY is specified without a type name,
5886  // it does not rival OMP_PROC_BIND or GOMP_CPU_AFFINITY.
5887  continue;
5888  }
5889 #endif
5890 
5891  if (rivals[i]->set) {
5892  KMP_WARNING(StgIgnored, name, rivals[i]->name);
5893  return 1;
5894  }
5895  }
5896 
5897  ++i; // Skip current setting.
5898  return 0;
5899 
5900 } // __kmp_stg_check_rivals
5901 
5902 static int __kmp_env_toPrint(char const *name, int flag) {
5903  int rc = 0;
5904  kmp_setting_t *setting = __kmp_stg_find(name);
5905  if (setting != NULL) {
5906  rc = setting->defined;
5907  if (flag >= 0) {
5908  setting->defined = flag;
5909  }
5910  }
5911  return rc;
5912 }
5913 
5914 #if defined(KMP_DEBUG) && KMP_AFFINITY_SUPPORTED
5915 static void __kmp_print_affinity_settings(const kmp_affinity_t *affinity) {
5916  K_DIAG(1, ("%s:\n", affinity->env_var));
5917  K_DIAG(1, (" type : %d\n", affinity->type));
5918  K_DIAG(1, (" compact : %d\n", affinity->compact));
5919  K_DIAG(1, (" offset : %d\n", affinity->offset));
5920  K_DIAG(1, (" verbose : %u\n", affinity->flags.verbose));
5921  K_DIAG(1, (" warnings : %u\n", affinity->flags.warnings));
5922  K_DIAG(1, (" respect : %u\n", affinity->flags.respect));
5923  K_DIAG(1, (" reset : %u\n", affinity->flags.reset));
5924  K_DIAG(1, (" dups : %u\n", affinity->flags.dups));
5925  K_DIAG(1, (" gran : %d\n", (int)affinity->gran));
5926  KMP_DEBUG_ASSERT(affinity->type != affinity_default);
5927 }
5928 #endif
5929 
5930 static void __kmp_aux_env_initialize(kmp_env_blk_t *block) {
5931 
5932  char const *value;
5933 
5934  /* OMP_NUM_THREADS */
5935  value = __kmp_env_blk_var(block, "OMP_NUM_THREADS");
5936  if (value) {
5937  ompc_set_num_threads(__kmp_dflt_team_nth);
5938  }
5939 
5940  /* KMP_BLOCKTIME */
5941  value = __kmp_env_blk_var(block, "KMP_BLOCKTIME");
5942  if (value) {
5943  kmpc_set_blocktime(__kmp_dflt_blocktime);
5944  }
5945 
5946  /* OMP_NESTED */
5947  value = __kmp_env_blk_var(block, "OMP_NESTED");
5948  if (value) {
5949  ompc_set_nested(__kmp_dflt_max_active_levels > 1);
5950  }
5951 
5952  /* OMP_DYNAMIC */
5953  value = __kmp_env_blk_var(block, "OMP_DYNAMIC");
5954  if (value) {
5955  ompc_set_dynamic(__kmp_global.g.g_dynamic);
5956  }
5957 }
5958 
5959 void __kmp_env_initialize(char const *string) {
5960 
5961  kmp_env_blk_t block;
5962  int i;
5963 
5964  __kmp_stg_init();
5965 
5966  // Hack!!!
5967  if (string == NULL) {
5968  // __kmp_max_nth = __kmp_sys_max_nth;
5969  __kmp_threads_capacity =
5970  __kmp_initial_threads_capacity(__kmp_dflt_team_nth_ub);
5971  }
5972  __kmp_env_blk_init(&block, string);
5973 
5974  // update the set flag on all entries that have an env var
5975  for (i = 0; i < block.count; ++i) {
5976  if ((block.vars[i].name == NULL) || (*block.vars[i].name == '\0')) {
5977  continue;
5978  }
5979  if (block.vars[i].value == NULL) {
5980  continue;
5981  }
5982  kmp_setting_t *setting = __kmp_stg_find(block.vars[i].name);
5983  if (setting != NULL) {
5984  setting->set = 1;
5985  }
5986  }
5987 
5988  // We need to know if blocktime was set when processing OMP_WAIT_POLICY
5989  blocktime_str = __kmp_env_blk_var(&block, "KMP_BLOCKTIME");
5990 
5991  // Special case. If we parse environment, not a string, process KMP_WARNINGS
5992  // first.
5993  if (string == NULL) {
5994  char const *name = "KMP_WARNINGS";
5995  char const *value = __kmp_env_blk_var(&block, name);
5996  __kmp_stg_parse(name, value);
5997  }
5998 
5999 #if KMP_AFFINITY_SUPPORTED
6000  // Special case. KMP_AFFINITY is not a rival to other affinity env vars
6001  // if no affinity type is specified. We want to allow
6002  // KMP_AFFINITY=[no],verbose/[no]warnings/etc. to be enabled when
6003  // specifying the affinity type via GOMP_CPU_AFFINITY or the OMP 4.0
6004  // affinity mechanism.
6005  __kmp_affinity_notype = NULL;
6006  char const *aff_str = __kmp_env_blk_var(&block, "KMP_AFFINITY");
6007  if (aff_str != NULL) {
6008  // Check if the KMP_AFFINITY type is specified in the string.
6009  // We just search the string for "compact", "scatter", etc.
6010  // without really parsing the string. The syntax of the
6011  // KMP_AFFINITY env var is such that none of the affinity
6012  // type names can appear anywhere other that the type
6013  // specifier, even as substrings.
6014  //
6015  // I can't find a case-insensitive version of strstr on Windows* OS.
6016  // Use the case-sensitive version for now.
6017 
6018 #if KMP_OS_WINDOWS
6019 #define FIND strstr
6020 #else
6021 #define FIND strcasestr
6022 #endif
6023 
6024  if ((FIND(aff_str, "none") == NULL) &&
6025  (FIND(aff_str, "physical") == NULL) &&
6026  (FIND(aff_str, "logical") == NULL) &&
6027  (FIND(aff_str, "compact") == NULL) &&
6028  (FIND(aff_str, "scatter") == NULL) &&
6029  (FIND(aff_str, "explicit") == NULL) &&
6030  (FIND(aff_str, "balanced") == NULL) &&
6031  (FIND(aff_str, "disabled") == NULL)) {
6032  __kmp_affinity_notype = __kmp_stg_find("KMP_AFFINITY");
6033  } else {
6034  // A new affinity type is specified.
6035  // Reset the affinity flags to their default values,
6036  // in case this is called from kmp_set_defaults().
6037  __kmp_affinity.type = affinity_default;
6038  __kmp_affinity.gran = KMP_HW_UNKNOWN;
6039  __kmp_affinity_top_method = affinity_top_method_default;
6040  __kmp_affinity.flags.respect = affinity_respect_mask_default;
6041  }
6042 #undef FIND
6043 
6044  // Also reset the affinity flags if OMP_PROC_BIND is specified.
6045  aff_str = __kmp_env_blk_var(&block, "OMP_PROC_BIND");
6046  if (aff_str != NULL) {
6047  __kmp_affinity.type = affinity_default;
6048  __kmp_affinity.gran = KMP_HW_UNKNOWN;
6049  __kmp_affinity_top_method = affinity_top_method_default;
6050  __kmp_affinity.flags.respect = affinity_respect_mask_default;
6051  }
6052  }
6053 
6054 #endif /* KMP_AFFINITY_SUPPORTED */
6055 
6056  // Set up the nested proc bind type vector.
6057  if (__kmp_nested_proc_bind.bind_types == NULL) {
6058  __kmp_nested_proc_bind.bind_types =
6059  (kmp_proc_bind_t *)KMP_INTERNAL_MALLOC(sizeof(kmp_proc_bind_t));
6060  if (__kmp_nested_proc_bind.bind_types == NULL) {
6061  KMP_FATAL(MemoryAllocFailed);
6062  }
6063  __kmp_nested_proc_bind.size = 1;
6064  __kmp_nested_proc_bind.used = 1;
6065 #if KMP_AFFINITY_SUPPORTED
6066  __kmp_nested_proc_bind.bind_types[0] = proc_bind_default;
6067 #else
6068  // default proc bind is false if affinity not supported
6069  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
6070 #endif
6071  }
6072 
6073  // Set up the affinity format ICV
6074  // Grab the default affinity format string from the message catalog
6075  kmp_msg_t m =
6076  __kmp_msg_format(kmp_i18n_msg_AffFormatDefault, "%P", "%i", "%n", "%A");
6077  KMP_DEBUG_ASSERT(KMP_STRLEN(m.str) < KMP_AFFINITY_FORMAT_SIZE);
6078 
6079  if (__kmp_affinity_format == NULL) {
6080  __kmp_affinity_format =
6081  (char *)KMP_INTERNAL_MALLOC(sizeof(char) * KMP_AFFINITY_FORMAT_SIZE);
6082  }
6083  KMP_STRCPY_S(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, m.str);
6084  __kmp_str_free(&m.str);
6085 
6086  // Now process all of the settings.
6087  for (i = 0; i < block.count; ++i) {
6088  __kmp_stg_parse(block.vars[i].name, block.vars[i].value);
6089  }
6090 
6091  // If user locks have been allocated yet, don't reset the lock vptr table.
6092  if (!__kmp_init_user_locks) {
6093  if (__kmp_user_lock_kind == lk_default) {
6094  __kmp_user_lock_kind = lk_queuing;
6095  }
6096 #if KMP_USE_DYNAMIC_LOCK
6097  __kmp_init_dynamic_user_locks();
6098 #else
6099  __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
6100 #endif
6101  } else {
6102  KMP_DEBUG_ASSERT(string != NULL); // kmp_set_defaults() was called
6103  KMP_DEBUG_ASSERT(__kmp_user_lock_kind != lk_default);
6104 // Binds lock functions again to follow the transition between different
6105 // KMP_CONSISTENCY_CHECK values. Calling this again is harmless as long
6106 // as we do not allow lock kind changes after making a call to any
6107 // user lock functions (true).
6108 #if KMP_USE_DYNAMIC_LOCK
6109  __kmp_init_dynamic_user_locks();
6110 #else
6111  __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
6112 #endif
6113  }
6114 
6115 #if KMP_AFFINITY_SUPPORTED
6116 
6117  if (!TCR_4(__kmp_init_middle)) {
6118 #if KMP_USE_HWLOC
6119  // Force using hwloc when either tiles or numa nodes requested within
6120  // KMP_HW_SUBSET or granularity setting and no other topology method
6121  // is requested
6122  if (__kmp_hw_subset &&
6123  __kmp_affinity_top_method == affinity_top_method_default)
6124  if (__kmp_hw_subset->specified(KMP_HW_NUMA) ||
6125  __kmp_hw_subset->specified(KMP_HW_TILE) ||
6126  __kmp_affinity.gran == KMP_HW_TILE ||
6127  __kmp_affinity.gran == KMP_HW_NUMA)
6128  __kmp_affinity_top_method = affinity_top_method_hwloc;
6129  // Force using hwloc when tiles or numa nodes requested for OMP_PLACES
6130  if (__kmp_affinity.gran == KMP_HW_NUMA ||
6131  __kmp_affinity.gran == KMP_HW_TILE)
6132  __kmp_affinity_top_method = affinity_top_method_hwloc;
6133 #endif
6134  // Determine if the machine/OS is actually capable of supporting
6135  // affinity.
6136  const char *var = "KMP_AFFINITY";
6137  KMPAffinity::pick_api();
6138 #if KMP_USE_HWLOC
6139  // If Hwloc topology discovery was requested but affinity was also disabled,
6140  // then tell user that Hwloc request is being ignored and use default
6141  // topology discovery method.
6142  if (__kmp_affinity_top_method == affinity_top_method_hwloc &&
6143  __kmp_affinity_dispatch->get_api_type() != KMPAffinity::HWLOC) {
6144  KMP_WARNING(AffIgnoringHwloc, var);
6145  __kmp_affinity_top_method = affinity_top_method_all;
6146  }
6147 #endif
6148  if (__kmp_affinity.type == affinity_disabled) {
6149  KMP_AFFINITY_DISABLE();
6150  } else if (!KMP_AFFINITY_CAPABLE()) {
6151  __kmp_affinity_dispatch->determine_capable(var);
6152  if (!KMP_AFFINITY_CAPABLE()) {
6153  if (__kmp_affinity.flags.verbose ||
6154  (__kmp_affinity.flags.warnings &&
6155  (__kmp_affinity.type != affinity_default) &&
6156  (__kmp_affinity.type != affinity_none) &&
6157  (__kmp_affinity.type != affinity_disabled))) {
6158  KMP_WARNING(AffNotSupported, var);
6159  }
6160  __kmp_affinity.type = affinity_disabled;
6161  __kmp_affinity.flags.respect = FALSE;
6162  __kmp_affinity.gran = KMP_HW_THREAD;
6163  }
6164  }
6165 
6166  if (__kmp_affinity.type == affinity_disabled) {
6167  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
6168  } else if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_true) {
6169  // OMP_PROC_BIND=true maps to OMP_PROC_BIND=spread.
6170  __kmp_nested_proc_bind.bind_types[0] = proc_bind_spread;
6171  }
6172 
6173  if (KMP_AFFINITY_CAPABLE()) {
6174 
6175 #if KMP_GROUP_AFFINITY
6176  // This checks to see if the initial affinity mask is equal
6177  // to a single windows processor group. If it is, then we do
6178  // not respect the initial affinity mask and instead, use the
6179  // entire machine.
6180  bool exactly_one_group = false;
6181  if (__kmp_num_proc_groups > 1) {
6182  int group;
6183  bool within_one_group;
6184  // Get the initial affinity mask and determine if it is
6185  // contained within a single group.
6186  kmp_affin_mask_t *init_mask;
6187  KMP_CPU_ALLOC(init_mask);
6188  __kmp_get_system_affinity(init_mask, TRUE);
6189  group = __kmp_get_proc_group(init_mask);
6190  within_one_group = (group >= 0);
6191  // If the initial affinity is within a single group,
6192  // then determine if it is equal to that single group.
6193  if (within_one_group) {
6194  DWORD num_bits_in_group = __kmp_GetActiveProcessorCount(group);
6195  DWORD num_bits_in_mask = 0;
6196  for (int bit = init_mask->begin(); bit != init_mask->end();
6197  bit = init_mask->next(bit))
6198  num_bits_in_mask++;
6199  exactly_one_group = (num_bits_in_group == num_bits_in_mask);
6200  }
6201  KMP_CPU_FREE(init_mask);
6202  }
6203 
6204  // Handle the Win 64 group affinity stuff if there are multiple
6205  // processor groups, or if the user requested it, and OMP 4.0
6206  // affinity is not in effect.
6207  if (__kmp_num_proc_groups > 1 &&
6208  __kmp_affinity.type == affinity_default &&
6209  __kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
6210  // Do not respect the initial processor affinity mask if it is assigned
6211  // exactly one Windows Processor Group since this is interpreted as the
6212  // default OS assignment. Not respecting the mask allows the runtime to
6213  // use all the logical processors in all groups.
6214  if (__kmp_affinity.flags.respect == affinity_respect_mask_default &&
6215  exactly_one_group) {
6216  __kmp_affinity.flags.respect = FALSE;
6217  }
6218  // Use compact affinity with anticipation of pinning to at least the
6219  // group granularity since threads can only be bound to one group.
6220  if (__kmp_affinity.type == affinity_default) {
6221  __kmp_affinity.type = affinity_compact;
6222  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
6223  }
6224  if (__kmp_hh_affinity.type == affinity_default)
6225  __kmp_hh_affinity.type = affinity_compact;
6226  if (__kmp_affinity_top_method == affinity_top_method_default)
6227  __kmp_affinity_top_method = affinity_top_method_all;
6228  if (__kmp_affinity.gran == KMP_HW_UNKNOWN)
6229  __kmp_affinity.gran = KMP_HW_PROC_GROUP;
6230  if (__kmp_hh_affinity.gran == KMP_HW_UNKNOWN)
6231  __kmp_hh_affinity.gran = KMP_HW_PROC_GROUP;
6232  } else
6233 
6234 #endif /* KMP_GROUP_AFFINITY */
6235 
6236  {
6237  if (__kmp_affinity.flags.respect == affinity_respect_mask_default) {
6238 #if KMP_GROUP_AFFINITY
6239  if (__kmp_num_proc_groups > 1 && exactly_one_group) {
6240  __kmp_affinity.flags.respect = FALSE;
6241  } else
6242 #endif /* KMP_GROUP_AFFINITY */
6243  {
6244  __kmp_affinity.flags.respect = TRUE;
6245  }
6246  }
6247  if ((__kmp_nested_proc_bind.bind_types[0] != proc_bind_intel) &&
6248  (__kmp_nested_proc_bind.bind_types[0] != proc_bind_default)) {
6249  if (__kmp_affinity.type == affinity_default) {
6250  __kmp_affinity.type = affinity_compact;
6251  __kmp_affinity.flags.dups = FALSE;
6252  }
6253  } else if (__kmp_affinity.type == affinity_default) {
6254 #if KMP_MIC_SUPPORTED
6255  if (__kmp_mic_type != non_mic) {
6256  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
6257  } else
6258 #endif
6259  {
6260  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
6261  }
6262 #if KMP_MIC_SUPPORTED
6263  if (__kmp_mic_type != non_mic) {
6264  __kmp_affinity.type = affinity_scatter;
6265  } else
6266 #endif
6267  {
6268  __kmp_affinity.type = affinity_none;
6269  }
6270  }
6271  if (__kmp_hh_affinity.type == affinity_default)
6272  __kmp_hh_affinity.type = affinity_none;
6273  if ((__kmp_affinity.gran == KMP_HW_UNKNOWN) &&
6274  (__kmp_affinity.gran_levels < 0)) {
6275 #if KMP_MIC_SUPPORTED
6276  if (__kmp_mic_type != non_mic) {
6277  __kmp_affinity.gran = KMP_HW_THREAD;
6278  } else
6279 #endif
6280  {
6281  __kmp_affinity.gran = KMP_HW_CORE;
6282  }
6283  }
6284  if ((__kmp_hh_affinity.gran == KMP_HW_UNKNOWN) &&
6285  (__kmp_hh_affinity.gran_levels < 0)) {
6286 #if KMP_MIC_SUPPORTED
6287  if (__kmp_mic_type != non_mic) {
6288  __kmp_hh_affinity.gran = KMP_HW_THREAD;
6289  } else
6290 #endif
6291  {
6292  __kmp_hh_affinity.gran = KMP_HW_CORE;
6293  }
6294  }
6295  if (__kmp_affinity_top_method == affinity_top_method_default) {
6296  __kmp_affinity_top_method = affinity_top_method_all;
6297  }
6298  }
6299  } else {
6300  // If affinity is disabled, then still need to assign topology method
6301  // to attempt machine detection and affinity types
6302  if (__kmp_affinity_top_method == affinity_top_method_default)
6303  __kmp_affinity_top_method = affinity_top_method_all;
6304  if (__kmp_affinity.type == affinity_default)
6305  __kmp_affinity.type = affinity_disabled;
6306  if (__kmp_hh_affinity.type == affinity_default)
6307  __kmp_hh_affinity.type = affinity_disabled;
6308  }
6309 
6310 #ifdef KMP_DEBUG
6311  for (const kmp_affinity_t *affinity : __kmp_affinities)
6312  __kmp_print_affinity_settings(affinity);
6313  KMP_DEBUG_ASSERT(__kmp_nested_proc_bind.bind_types[0] != proc_bind_default);
6314  K_DIAG(1, ("__kmp_nested_proc_bind.bind_types[0] == %d\n",
6315  __kmp_nested_proc_bind.bind_types[0]));
6316 #endif
6317  }
6318 
6319 #endif /* KMP_AFFINITY_SUPPORTED */
6320 
6321  if (__kmp_version) {
6322  __kmp_print_version_1();
6323  }
6324 
6325  // Post-initialization step: some env. vars need their value's further
6326  // processing
6327  if (string != NULL) { // kmp_set_defaults() was called
6328  __kmp_aux_env_initialize(&block);
6329  }
6330 
6331  __kmp_env_blk_free(&block);
6332 
6333  KMP_MB();
6334 
6335 } // __kmp_env_initialize
6336 
6337 void __kmp_env_print() {
6338 
6339  kmp_env_blk_t block;
6340  int i;
6341  kmp_str_buf_t buffer;
6342 
6343  __kmp_stg_init();
6344  __kmp_str_buf_init(&buffer);
6345 
6346  __kmp_env_blk_init(&block, NULL);
6347  __kmp_env_blk_sort(&block);
6348 
6349  // Print real environment values.
6350  __kmp_str_buf_print(&buffer, "\n%s\n\n", KMP_I18N_STR(UserSettings));
6351  for (i = 0; i < block.count; ++i) {
6352  char const *name = block.vars[i].name;
6353  char const *value = block.vars[i].value;
6354  if ((KMP_STRLEN(name) > 4 && strncmp(name, "KMP_", 4) == 0) ||
6355  strncmp(name, "OMP_", 4) == 0
6356 #ifdef KMP_GOMP_COMPAT
6357  || strncmp(name, "GOMP_", 5) == 0
6358 #endif // KMP_GOMP_COMPAT
6359  ) {
6360  __kmp_str_buf_print(&buffer, " %s=%s\n", name, value);
6361  }
6362  }
6363  __kmp_str_buf_print(&buffer, "\n");
6364 
6365  // Print internal (effective) settings.
6366  __kmp_str_buf_print(&buffer, "%s\n\n", KMP_I18N_STR(EffectiveSettings));
6367  for (int i = 0; i < __kmp_stg_count; ++i) {
6368  if (__kmp_stg_table[i].print != NULL) {
6369  __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
6370  __kmp_stg_table[i].data);
6371  }
6372  }
6373 
6374  __kmp_printf("%s", buffer.str);
6375 
6376  __kmp_env_blk_free(&block);
6377  __kmp_str_buf_free(&buffer);
6378 
6379  __kmp_printf("\n");
6380 
6381 } // __kmp_env_print
6382 
6383 void __kmp_env_print_2() {
6384  __kmp_display_env_impl(__kmp_display_env, __kmp_display_env_verbose);
6385 } // __kmp_env_print_2
6386 
6387 void __kmp_display_env_impl(int display_env, int display_env_verbose) {
6388  kmp_env_blk_t block;
6389  kmp_str_buf_t buffer;
6390 
6391  __kmp_env_format = 1;
6392 
6393  __kmp_stg_init();
6394  __kmp_str_buf_init(&buffer);
6395 
6396  __kmp_env_blk_init(&block, NULL);
6397  __kmp_env_blk_sort(&block);
6398 
6399  __kmp_str_buf_print(&buffer, "\n%s\n", KMP_I18N_STR(DisplayEnvBegin));
6400  __kmp_str_buf_print(&buffer, " _OPENMP='%d'\n", __kmp_openmp_version);
6401 
6402  for (int i = 0; i < __kmp_stg_count; ++i) {
6403  if (__kmp_stg_table[i].print != NULL &&
6404  ((display_env && strncmp(__kmp_stg_table[i].name, "OMP_", 4) == 0) ||
6405  display_env_verbose)) {
6406  __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
6407  __kmp_stg_table[i].data);
6408  }
6409  }
6410 
6411  __kmp_str_buf_print(&buffer, "%s\n", KMP_I18N_STR(DisplayEnvEnd));
6412  __kmp_str_buf_print(&buffer, "\n");
6413 
6414  __kmp_printf("%s", buffer.str);
6415 
6416  __kmp_env_blk_free(&block);
6417  __kmp_str_buf_free(&buffer);
6418 
6419  __kmp_printf("\n");
6420 }
6421 
6422 #if OMPD_SUPPORT
6423 // Dump environment variables for OMPD
6424 void __kmp_env_dump() {
6425 
6426  kmp_env_blk_t block;
6427  kmp_str_buf_t buffer, env, notdefined;
6428 
6429  __kmp_stg_init();
6430  __kmp_str_buf_init(&buffer);
6431  __kmp_str_buf_init(&env);
6432  __kmp_str_buf_init(&notdefined);
6433 
6434  __kmp_env_blk_init(&block, NULL);
6435  __kmp_env_blk_sort(&block);
6436 
6437  __kmp_str_buf_print(&notdefined, ": %s", KMP_I18N_STR(NotDefined));
6438 
6439  for (int i = 0; i < __kmp_stg_count; ++i) {
6440  if (__kmp_stg_table[i].print == NULL)
6441  continue;
6442  __kmp_str_buf_clear(&env);
6443  __kmp_stg_table[i].print(&env, __kmp_stg_table[i].name,
6444  __kmp_stg_table[i].data);
6445  if (env.used < 4) // valid definition must have indents (3) and a new line
6446  continue;
6447  if (strstr(env.str, notdefined.str))
6448  // normalize the string
6449  __kmp_str_buf_print(&buffer, "%s=undefined\n", __kmp_stg_table[i].name);
6450  else
6451  __kmp_str_buf_cat(&buffer, env.str + 3, env.used - 3);
6452  }
6453 
6454  ompd_env_block = (char *)__kmp_allocate(buffer.used + 1);
6455  KMP_MEMCPY(ompd_env_block, buffer.str, buffer.used + 1);
6456  ompd_env_block_size = (ompd_size_t)KMP_STRLEN(ompd_env_block);
6457 
6458  __kmp_env_blk_free(&block);
6459  __kmp_str_buf_free(&buffer);
6460  __kmp_str_buf_free(&env);
6461  __kmp_str_buf_free(&notdefined);
6462 }
6463 #endif // OMPD_SUPPORT
6464 
6465 // end of file
kmp_sch_default
@ kmp_sch_default
Definition: kmp.h:465
kmp_sch_guided_chunked
@ kmp_sch_guided_chunked
Definition: kmp.h:362
kmp_sch_modifier_monotonic
@ kmp_sch_modifier_monotonic
Definition: kmp.h:445
sched_type
sched_type
Definition: kmp.h:357
kmp_sch_modifier_nonmonotonic
@ kmp_sch_modifier_nonmonotonic
Definition: kmp.h:447
kmp_sch_auto
@ kmp_sch_auto
Definition: kmp.h:364
kmp_sch_static
@ kmp_sch_static
Definition: kmp.h:360