LLVM OpenMP* Runtime Library
kmp_settings.cpp
1 /*
2  * kmp_settings.cpp -- Initialize environment variables
3  */
4 
5 //===----------------------------------------------------------------------===//
6 //
7 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
8 // See https://llvm.org/LICENSE.txt for license information.
9 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #include "kmp.h"
14 #include "kmp_affinity.h"
15 #include "kmp_atomic.h"
16 #if KMP_USE_HIER_SCHED
17 #include "kmp_dispatch_hier.h"
18 #endif
19 #include "kmp_environment.h"
20 #include "kmp_i18n.h"
21 #include "kmp_io.h"
22 #include "kmp_itt.h"
23 #include "kmp_lock.h"
24 #include "kmp_settings.h"
25 #include "kmp_str.h"
26 #include "kmp_wrapper_getpid.h"
27 #include <ctype.h> // toupper()
28 
29 static int __kmp_env_toPrint(char const *name, int flag);
30 
31 bool __kmp_env_format = 0; // 0 - old format; 1 - new format
32 
33 // -----------------------------------------------------------------------------
34 // Helper string functions. Subject to move to kmp_str.
35 
36 #ifdef USE_LOAD_BALANCE
37 static double __kmp_convert_to_double(char const *s) {
38  double result;
39 
40  if (KMP_SSCANF(s, "%lf", &result) < 1) {
41  result = 0.0;
42  }
43 
44  return result;
45 }
46 #endif
47 
48 #ifdef KMP_DEBUG
49 static unsigned int __kmp_readstr_with_sentinel(char *dest, char const *src,
50  size_t len, char sentinel) {
51  unsigned int i;
52  for (i = 0; i < len; i++) {
53  if ((*src == '\0') || (*src == sentinel)) {
54  break;
55  }
56  *(dest++) = *(src++);
57  }
58  *dest = '\0';
59  return i;
60 }
61 #endif
62 
63 static int __kmp_match_with_sentinel(char const *a, char const *b, size_t len,
64  char sentinel) {
65  size_t l = 0;
66 
67  if (a == NULL)
68  a = "";
69  if (b == NULL)
70  b = "";
71  while (*a && *b && *b != sentinel) {
72  char ca = *a, cb = *b;
73 
74  if (ca >= 'a' && ca <= 'z')
75  ca -= 'a' - 'A';
76  if (cb >= 'a' && cb <= 'z')
77  cb -= 'a' - 'A';
78  if (ca != cb)
79  return FALSE;
80  ++l;
81  ++a;
82  ++b;
83  }
84  return l >= len;
85 }
86 
87 // Expected usage:
88 // token is the token to check for.
89 // buf is the string being parsed.
90 // *end returns the char after the end of the token.
91 // it is not modified unless a match occurs.
92 //
93 // Example 1:
94 //
95 // if (__kmp_match_str("token", buf, *end) {
96 // <do something>
97 // buf = end;
98 // }
99 //
100 // Example 2:
101 //
102 // if (__kmp_match_str("token", buf, *end) {
103 // char *save = **end;
104 // **end = sentinel;
105 // <use any of the __kmp*_with_sentinel() functions>
106 // **end = save;
107 // buf = end;
108 // }
109 
110 static int __kmp_match_str(char const *token, char const *buf,
111  const char **end) {
112 
113  KMP_ASSERT(token != NULL);
114  KMP_ASSERT(buf != NULL);
115  KMP_ASSERT(end != NULL);
116 
117  while (*token && *buf) {
118  char ct = *token, cb = *buf;
119 
120  if (ct >= 'a' && ct <= 'z')
121  ct -= 'a' - 'A';
122  if (cb >= 'a' && cb <= 'z')
123  cb -= 'a' - 'A';
124  if (ct != cb)
125  return FALSE;
126  ++token;
127  ++buf;
128  }
129  if (*token) {
130  return FALSE;
131  }
132  *end = buf;
133  return TRUE;
134 }
135 
136 #if KMP_OS_DARWIN
137 static size_t __kmp_round4k(size_t size) {
138  size_t _4k = 4 * 1024;
139  if (size & (_4k - 1)) {
140  size &= ~(_4k - 1);
141  if (size <= KMP_SIZE_T_MAX - _4k) {
142  size += _4k; // Round up if there is no overflow.
143  }
144  }
145  return size;
146 } // __kmp_round4k
147 #endif
148 
149 /* Here, multipliers are like __kmp_convert_to_seconds, but floating-point
150  values are allowed, and the return value is in milliseconds. The default
151  multiplier is milliseconds. Returns INT_MAX only if the value specified
152  matches "infinit*". Returns -1 if specified string is invalid. */
153 int __kmp_convert_to_milliseconds(char const *data) {
154  int ret, nvalues, factor;
155  char mult, extra;
156  double value;
157 
158  if (data == NULL)
159  return (-1);
160  if (__kmp_str_match("infinit", -1, data))
161  return (INT_MAX);
162  value = (double)0.0;
163  mult = '\0';
164  nvalues = KMP_SSCANF(data, "%lf%c%c", &value, &mult, &extra);
165  if (nvalues < 1)
166  return (-1);
167  if (nvalues == 1)
168  mult = '\0';
169  if (nvalues == 3)
170  return (-1);
171 
172  if (value < 0)
173  return (-1);
174 
175  switch (mult) {
176  case '\0':
177  /* default is milliseconds */
178  factor = 1;
179  break;
180  case 's':
181  case 'S':
182  factor = 1000;
183  break;
184  case 'm':
185  case 'M':
186  factor = 1000 * 60;
187  break;
188  case 'h':
189  case 'H':
190  factor = 1000 * 60 * 60;
191  break;
192  case 'd':
193  case 'D':
194  factor = 1000 * 24 * 60 * 60;
195  break;
196  default:
197  return (-1);
198  }
199 
200  if (value >= ((INT_MAX - 1) / factor))
201  ret = INT_MAX - 1; /* Don't allow infinite value here */
202  else
203  ret = (int)(value * (double)factor); /* truncate to int */
204 
205  return ret;
206 }
207 
208 static int __kmp_strcasecmp_with_sentinel(char const *a, char const *b,
209  char sentinel) {
210  if (a == NULL)
211  a = "";
212  if (b == NULL)
213  b = "";
214  while (*a && *b && *b != sentinel) {
215  char ca = *a, cb = *b;
216 
217  if (ca >= 'a' && ca <= 'z')
218  ca -= 'a' - 'A';
219  if (cb >= 'a' && cb <= 'z')
220  cb -= 'a' - 'A';
221  if (ca != cb)
222  return (int)(unsigned char)*a - (int)(unsigned char)*b;
223  ++a;
224  ++b;
225  }
226  return *a
227  ? (*b && *b != sentinel)
228  ? (int)(unsigned char)*a - (int)(unsigned char)*b
229  : 1
230  : (*b && *b != sentinel) ? -1 : 0;
231 }
232 
233 // =============================================================================
234 // Table structures and helper functions.
235 
236 typedef struct __kmp_setting kmp_setting_t;
237 typedef struct __kmp_stg_ss_data kmp_stg_ss_data_t;
238 typedef struct __kmp_stg_wp_data kmp_stg_wp_data_t;
239 typedef struct __kmp_stg_fr_data kmp_stg_fr_data_t;
240 
241 typedef void (*kmp_stg_parse_func_t)(char const *name, char const *value,
242  void *data);
243 typedef void (*kmp_stg_print_func_t)(kmp_str_buf_t *buffer, char const *name,
244  void *data);
245 
246 struct __kmp_setting {
247  char const *name; // Name of setting (environment variable).
248  kmp_stg_parse_func_t parse; // Parser function.
249  kmp_stg_print_func_t print; // Print function.
250  void *data; // Data passed to parser and printer.
251  int set; // Variable set during this "session"
252  // (__kmp_env_initialize() or kmp_set_defaults() call).
253  int defined; // Variable set in any "session".
254 }; // struct __kmp_setting
255 
256 struct __kmp_stg_ss_data {
257  size_t factor; // Default factor: 1 for KMP_STACKSIZE, 1024 for others.
258  kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
259 }; // struct __kmp_stg_ss_data
260 
261 struct __kmp_stg_wp_data {
262  int omp; // 0 -- KMP_LIBRARY, 1 -- OMP_WAIT_POLICY.
263  kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
264 }; // struct __kmp_stg_wp_data
265 
266 struct __kmp_stg_fr_data {
267  int force; // 0 -- KMP_DETERMINISTIC_REDUCTION, 1 -- KMP_FORCE_REDUCTION.
268  kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
269 }; // struct __kmp_stg_fr_data
270 
271 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found.
272  char const *name, // Name of variable.
273  char const *value, // Value of the variable.
274  kmp_setting_t **rivals // List of rival settings (must include current one).
275  );
276 
277 // -----------------------------------------------------------------------------
278 // Helper parse functions.
279 
280 static void __kmp_stg_parse_bool(char const *name, char const *value,
281  int *out) {
282  if (__kmp_str_match_true(value)) {
283  *out = TRUE;
284  } else if (__kmp_str_match_false(value)) {
285  *out = FALSE;
286  } else {
287  __kmp_msg(kmp_ms_warning, KMP_MSG(BadBoolValue, name, value),
288  KMP_HNT(ValidBoolValues), __kmp_msg_null);
289  }
290 } // __kmp_stg_parse_bool
291 
292 // placed here in order to use __kmp_round4k static function
293 void __kmp_check_stksize(size_t *val) {
294  // if system stack size is too big then limit the size for worker threads
295  if (*val > KMP_DEFAULT_STKSIZE * 16) // just a heuristics...
296  *val = KMP_DEFAULT_STKSIZE * 16;
297  if (*val < KMP_MIN_STKSIZE)
298  *val = KMP_MIN_STKSIZE;
299  if (*val > KMP_MAX_STKSIZE)
300  *val = KMP_MAX_STKSIZE; // dead code currently, but may work in future
301 #if KMP_OS_DARWIN
302  *val = __kmp_round4k(*val);
303 #endif // KMP_OS_DARWIN
304 }
305 
306 static void __kmp_stg_parse_size(char const *name, char const *value,
307  size_t size_min, size_t size_max,
308  int *is_specified, size_t *out,
309  size_t factor) {
310  char const *msg = NULL;
311 #if KMP_OS_DARWIN
312  size_min = __kmp_round4k(size_min);
313  size_max = __kmp_round4k(size_max);
314 #endif // KMP_OS_DARWIN
315  if (value) {
316  if (is_specified != NULL) {
317  *is_specified = 1;
318  }
319  __kmp_str_to_size(value, out, factor, &msg);
320  if (msg == NULL) {
321  if (*out > size_max) {
322  *out = size_max;
323  msg = KMP_I18N_STR(ValueTooLarge);
324  } else if (*out < size_min) {
325  *out = size_min;
326  msg = KMP_I18N_STR(ValueTooSmall);
327  } else {
328 #if KMP_OS_DARWIN
329  size_t round4k = __kmp_round4k(*out);
330  if (*out != round4k) {
331  *out = round4k;
332  msg = KMP_I18N_STR(NotMultiple4K);
333  }
334 #endif
335  }
336  } else {
337  // If integer overflow occurred, * out == KMP_SIZE_T_MAX. Cut it to
338  // size_max silently.
339  if (*out < size_min) {
340  *out = size_max;
341  } else if (*out > size_max) {
342  *out = size_max;
343  }
344  }
345  if (msg != NULL) {
346  // Message is not empty. Print warning.
347  kmp_str_buf_t buf;
348  __kmp_str_buf_init(&buf);
349  __kmp_str_buf_print_size(&buf, *out);
350  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
351  KMP_INFORM(Using_str_Value, name, buf.str);
352  __kmp_str_buf_free(&buf);
353  }
354  }
355 } // __kmp_stg_parse_size
356 
357 static void __kmp_stg_parse_str(char const *name, char const *value,
358  char **out) {
359  __kmp_str_free(out);
360  *out = __kmp_str_format("%s", value);
361 } // __kmp_stg_parse_str
362 
363 static void __kmp_stg_parse_int(
364  char const
365  *name, // I: Name of environment variable (used in warning messages).
366  char const *value, // I: Value of environment variable to parse.
367  int min, // I: Minimum allowed value.
368  int max, // I: Maximum allowed value.
369  int *out // O: Output (parsed) value.
370  ) {
371  char const *msg = NULL;
372  kmp_uint64 uint = *out;
373  __kmp_str_to_uint(value, &uint, &msg);
374  if (msg == NULL) {
375  if (uint < (unsigned int)min) {
376  msg = KMP_I18N_STR(ValueTooSmall);
377  uint = min;
378  } else if (uint > (unsigned int)max) {
379  msg = KMP_I18N_STR(ValueTooLarge);
380  uint = max;
381  }
382  } else {
383  // If overflow occurred msg contains error message and uint is very big. Cut
384  // tmp it to INT_MAX.
385  if (uint < (unsigned int)min) {
386  uint = min;
387  } else if (uint > (unsigned int)max) {
388  uint = max;
389  }
390  }
391  if (msg != NULL) {
392  // Message is not empty. Print warning.
393  kmp_str_buf_t buf;
394  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
395  __kmp_str_buf_init(&buf);
396  __kmp_str_buf_print(&buf, "%" KMP_UINT64_SPEC "", uint);
397  KMP_INFORM(Using_uint64_Value, name, buf.str);
398  __kmp_str_buf_free(&buf);
399  }
400  __kmp_type_convert(uint, out);
401 } // __kmp_stg_parse_int
402 
403 #if KMP_DEBUG_ADAPTIVE_LOCKS
404 static void __kmp_stg_parse_file(char const *name, char const *value,
405  const char *suffix, char **out) {
406  char buffer[256];
407  char *t;
408  int hasSuffix;
409  __kmp_str_free(out);
410  t = (char *)strrchr(value, '.');
411  hasSuffix = t && __kmp_str_eqf(t, suffix);
412  t = __kmp_str_format("%s%s", value, hasSuffix ? "" : suffix);
413  __kmp_expand_file_name(buffer, sizeof(buffer), t);
414  __kmp_str_free(&t);
415  *out = __kmp_str_format("%s", buffer);
416 } // __kmp_stg_parse_file
417 #endif
418 
419 #ifdef KMP_DEBUG
420 static char *par_range_to_print = NULL;
421 
422 static void __kmp_stg_parse_par_range(char const *name, char const *value,
423  int *out_range, char *out_routine,
424  char *out_file, int *out_lb,
425  int *out_ub) {
426  size_t len = KMP_STRLEN(value) + 1;
427  par_range_to_print = (char *)KMP_INTERNAL_MALLOC(len + 1);
428  KMP_STRNCPY_S(par_range_to_print, len + 1, value, len + 1);
429  __kmp_par_range = +1;
430  __kmp_par_range_lb = 0;
431  __kmp_par_range_ub = INT_MAX;
432  for (;;) {
433  unsigned int len;
434  if (*value == '\0') {
435  break;
436  }
437  if (!__kmp_strcasecmp_with_sentinel("routine", value, '=')) {
438  value = strchr(value, '=') + 1;
439  len = __kmp_readstr_with_sentinel(out_routine, value,
440  KMP_PAR_RANGE_ROUTINE_LEN - 1, ',');
441  if (len == 0) {
442  goto par_range_error;
443  }
444  value = strchr(value, ',');
445  if (value != NULL) {
446  value++;
447  }
448  continue;
449  }
450  if (!__kmp_strcasecmp_with_sentinel("filename", value, '=')) {
451  value = strchr(value, '=') + 1;
452  len = __kmp_readstr_with_sentinel(out_file, value,
453  KMP_PAR_RANGE_FILENAME_LEN - 1, ',');
454  if (len == 0) {
455  goto par_range_error;
456  }
457  value = strchr(value, ',');
458  if (value != NULL) {
459  value++;
460  }
461  continue;
462  }
463  if ((!__kmp_strcasecmp_with_sentinel("range", value, '=')) ||
464  (!__kmp_strcasecmp_with_sentinel("incl_range", value, '='))) {
465  value = strchr(value, '=') + 1;
466  if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) {
467  goto par_range_error;
468  }
469  *out_range = +1;
470  value = strchr(value, ',');
471  if (value != NULL) {
472  value++;
473  }
474  continue;
475  }
476  if (!__kmp_strcasecmp_with_sentinel("excl_range", value, '=')) {
477  value = strchr(value, '=') + 1;
478  if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) {
479  goto par_range_error;
480  }
481  *out_range = -1;
482  value = strchr(value, ',');
483  if (value != NULL) {
484  value++;
485  }
486  continue;
487  }
488  par_range_error:
489  KMP_WARNING(ParRangeSyntax, name);
490  __kmp_par_range = 0;
491  break;
492  }
493 } // __kmp_stg_parse_par_range
494 #endif
495 
496 int __kmp_initial_threads_capacity(int req_nproc) {
497  int nth = 32;
498 
499  /* MIN( MAX( 32, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ),
500  * __kmp_max_nth) */
501  if (nth < (4 * req_nproc))
502  nth = (4 * req_nproc);
503  if (nth < (4 * __kmp_xproc))
504  nth = (4 * __kmp_xproc);
505 
506  // If hidden helper task is enabled, we initialize the thread capacity with
507  // extra
508  // __kmp_hidden_helper_threads_num.
509  nth += __kmp_hidden_helper_threads_num;
510 
511  if (nth > __kmp_max_nth)
512  nth = __kmp_max_nth;
513 
514  return nth;
515 }
516 
517 int __kmp_default_tp_capacity(int req_nproc, int max_nth,
518  int all_threads_specified) {
519  int nth = 128;
520 
521  if (all_threads_specified)
522  return max_nth;
523  /* MIN( MAX (128, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ),
524  * __kmp_max_nth ) */
525  if (nth < (4 * req_nproc))
526  nth = (4 * req_nproc);
527  if (nth < (4 * __kmp_xproc))
528  nth = (4 * __kmp_xproc);
529 
530  if (nth > __kmp_max_nth)
531  nth = __kmp_max_nth;
532 
533  return nth;
534 }
535 
536 // -----------------------------------------------------------------------------
537 // Helper print functions.
538 
539 static void __kmp_stg_print_bool(kmp_str_buf_t *buffer, char const *name,
540  int value) {
541  if (__kmp_env_format) {
542  KMP_STR_BUF_PRINT_BOOL;
543  } else {
544  __kmp_str_buf_print(buffer, " %s=%s\n", name, value ? "true" : "false");
545  }
546 } // __kmp_stg_print_bool
547 
548 static void __kmp_stg_print_int(kmp_str_buf_t *buffer, char const *name,
549  int value) {
550  if (__kmp_env_format) {
551  KMP_STR_BUF_PRINT_INT;
552  } else {
553  __kmp_str_buf_print(buffer, " %s=%d\n", name, value);
554  }
555 } // __kmp_stg_print_int
556 
557 static void __kmp_stg_print_uint64(kmp_str_buf_t *buffer, char const *name,
558  kmp_uint64 value) {
559  if (__kmp_env_format) {
560  KMP_STR_BUF_PRINT_UINT64;
561  } else {
562  __kmp_str_buf_print(buffer, " %s=%" KMP_UINT64_SPEC "\n", name, value);
563  }
564 } // __kmp_stg_print_uint64
565 
566 static void __kmp_stg_print_str(kmp_str_buf_t *buffer, char const *name,
567  char const *value) {
568  if (__kmp_env_format) {
569  KMP_STR_BUF_PRINT_STR;
570  } else {
571  __kmp_str_buf_print(buffer, " %s=%s\n", name, value);
572  }
573 } // __kmp_stg_print_str
574 
575 static void __kmp_stg_print_size(kmp_str_buf_t *buffer, char const *name,
576  size_t value) {
577  if (__kmp_env_format) {
578  KMP_STR_BUF_PRINT_NAME_EX(name);
579  __kmp_str_buf_print_size(buffer, value);
580  __kmp_str_buf_print(buffer, "'\n");
581  } else {
582  __kmp_str_buf_print(buffer, " %s=", name);
583  __kmp_str_buf_print_size(buffer, value);
584  __kmp_str_buf_print(buffer, "\n");
585  return;
586  }
587 } // __kmp_stg_print_size
588 
589 // =============================================================================
590 // Parse and print functions.
591 
592 // -----------------------------------------------------------------------------
593 // KMP_DEVICE_THREAD_LIMIT, KMP_ALL_THREADS
594 
595 static void __kmp_stg_parse_device_thread_limit(char const *name,
596  char const *value, void *data) {
597  kmp_setting_t **rivals = (kmp_setting_t **)data;
598  int rc;
599  if (strcmp(name, "KMP_ALL_THREADS") == 0) {
600  KMP_INFORM(EnvVarDeprecated, name, "KMP_DEVICE_THREAD_LIMIT");
601  }
602  rc = __kmp_stg_check_rivals(name, value, rivals);
603  if (rc) {
604  return;
605  }
606  if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
607  __kmp_max_nth = __kmp_xproc;
608  __kmp_allThreadsSpecified = 1;
609  } else {
610  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_max_nth);
611  __kmp_allThreadsSpecified = 0;
612  }
613  K_DIAG(1, ("__kmp_max_nth == %d\n", __kmp_max_nth));
614 
615 } // __kmp_stg_parse_device_thread_limit
616 
617 static void __kmp_stg_print_device_thread_limit(kmp_str_buf_t *buffer,
618  char const *name, void *data) {
619  __kmp_stg_print_int(buffer, name, __kmp_max_nth);
620 } // __kmp_stg_print_device_thread_limit
621 
622 // -----------------------------------------------------------------------------
623 // OMP_THREAD_LIMIT
624 static void __kmp_stg_parse_thread_limit(char const *name, char const *value,
625  void *data) {
626  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_cg_max_nth);
627  K_DIAG(1, ("__kmp_cg_max_nth == %d\n", __kmp_cg_max_nth));
628 
629 } // __kmp_stg_parse_thread_limit
630 
631 static void __kmp_stg_print_thread_limit(kmp_str_buf_t *buffer,
632  char const *name, void *data) {
633  __kmp_stg_print_int(buffer, name, __kmp_cg_max_nth);
634 } // __kmp_stg_print_thread_limit
635 
636 // -----------------------------------------------------------------------------
637 // KMP_TEAMS_THREAD_LIMIT
638 static void __kmp_stg_parse_teams_thread_limit(char const *name,
639  char const *value, void *data) {
640  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_teams_max_nth);
641 } // __kmp_stg_teams_thread_limit
642 
643 static void __kmp_stg_print_teams_thread_limit(kmp_str_buf_t *buffer,
644  char const *name, void *data) {
645  __kmp_stg_print_int(buffer, name, __kmp_teams_max_nth);
646 } // __kmp_stg_print_teams_thread_limit
647 
648 // -----------------------------------------------------------------------------
649 // KMP_USE_YIELD
650 static void __kmp_stg_parse_use_yield(char const *name, char const *value,
651  void *data) {
652  __kmp_stg_parse_int(name, value, 0, 2, &__kmp_use_yield);
653  __kmp_use_yield_exp_set = 1;
654 } // __kmp_stg_parse_use_yield
655 
656 static void __kmp_stg_print_use_yield(kmp_str_buf_t *buffer, char const *name,
657  void *data) {
658  __kmp_stg_print_int(buffer, name, __kmp_use_yield);
659 } // __kmp_stg_print_use_yield
660 
661 // -----------------------------------------------------------------------------
662 // KMP_BLOCKTIME
663 
664 static void __kmp_stg_parse_blocktime(char const *name, char const *value,
665  void *data) {
666  __kmp_dflt_blocktime = __kmp_convert_to_milliseconds(value);
667  if (__kmp_dflt_blocktime < 0) {
668  __kmp_dflt_blocktime = KMP_DEFAULT_BLOCKTIME;
669  __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidValue, name, value),
670  __kmp_msg_null);
671  KMP_INFORM(Using_int_Value, name, __kmp_dflt_blocktime);
672  __kmp_env_blocktime = FALSE; // Revert to default as if var not set.
673  } else {
674  if (__kmp_dflt_blocktime < KMP_MIN_BLOCKTIME) {
675  __kmp_dflt_blocktime = KMP_MIN_BLOCKTIME;
676  __kmp_msg(kmp_ms_warning, KMP_MSG(SmallValue, name, value),
677  __kmp_msg_null);
678  KMP_INFORM(MinValueUsing, name, __kmp_dflt_blocktime);
679  } else if (__kmp_dflt_blocktime > KMP_MAX_BLOCKTIME) {
680  __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
681  __kmp_msg(kmp_ms_warning, KMP_MSG(LargeValue, name, value),
682  __kmp_msg_null);
683  KMP_INFORM(MaxValueUsing, name, __kmp_dflt_blocktime);
684  }
685  __kmp_env_blocktime = TRUE; // KMP_BLOCKTIME was specified.
686  }
687 #if KMP_USE_MONITOR
688  // calculate number of monitor thread wakeup intervals corresponding to
689  // blocktime.
690  __kmp_monitor_wakeups =
691  KMP_WAKEUPS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups);
692  __kmp_bt_intervals =
693  KMP_INTERVALS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups);
694 #endif
695  K_DIAG(1, ("__kmp_env_blocktime == %d\n", __kmp_env_blocktime));
696  if (__kmp_env_blocktime) {
697  K_DIAG(1, ("__kmp_dflt_blocktime == %d\n", __kmp_dflt_blocktime));
698  }
699 } // __kmp_stg_parse_blocktime
700 
701 static void __kmp_stg_print_blocktime(kmp_str_buf_t *buffer, char const *name,
702  void *data) {
703  __kmp_stg_print_int(buffer, name, __kmp_dflt_blocktime);
704 } // __kmp_stg_print_blocktime
705 
706 // -----------------------------------------------------------------------------
707 // KMP_DUPLICATE_LIB_OK
708 
709 static void __kmp_stg_parse_duplicate_lib_ok(char const *name,
710  char const *value, void *data) {
711  /* actually this variable is not supported, put here for compatibility with
712  earlier builds and for static/dynamic combination */
713  __kmp_stg_parse_bool(name, value, &__kmp_duplicate_library_ok);
714 } // __kmp_stg_parse_duplicate_lib_ok
715 
716 static void __kmp_stg_print_duplicate_lib_ok(kmp_str_buf_t *buffer,
717  char const *name, void *data) {
718  __kmp_stg_print_bool(buffer, name, __kmp_duplicate_library_ok);
719 } // __kmp_stg_print_duplicate_lib_ok
720 
721 // -----------------------------------------------------------------------------
722 // KMP_INHERIT_FP_CONTROL
723 
724 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
725 
726 static void __kmp_stg_parse_inherit_fp_control(char const *name,
727  char const *value, void *data) {
728  __kmp_stg_parse_bool(name, value, &__kmp_inherit_fp_control);
729 } // __kmp_stg_parse_inherit_fp_control
730 
731 static void __kmp_stg_print_inherit_fp_control(kmp_str_buf_t *buffer,
732  char const *name, void *data) {
733 #if KMP_DEBUG
734  __kmp_stg_print_bool(buffer, name, __kmp_inherit_fp_control);
735 #endif /* KMP_DEBUG */
736 } // __kmp_stg_print_inherit_fp_control
737 
738 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
739 
740 // Used for OMP_WAIT_POLICY
741 static char const *blocktime_str = NULL;
742 
743 // -----------------------------------------------------------------------------
744 // KMP_LIBRARY, OMP_WAIT_POLICY
745 
746 static void __kmp_stg_parse_wait_policy(char const *name, char const *value,
747  void *data) {
748 
749  kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data;
750  int rc;
751 
752  rc = __kmp_stg_check_rivals(name, value, wait->rivals);
753  if (rc) {
754  return;
755  }
756 
757  if (wait->omp) {
758  if (__kmp_str_match("ACTIVE", 1, value)) {
759  __kmp_library = library_turnaround;
760  if (blocktime_str == NULL) {
761  // KMP_BLOCKTIME not specified, so set default to "infinite".
762  __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
763  }
764  } else if (__kmp_str_match("PASSIVE", 1, value)) {
765  __kmp_library = library_throughput;
766  if (blocktime_str == NULL) {
767  // KMP_BLOCKTIME not specified, so set default to 0.
768  __kmp_dflt_blocktime = 0;
769  }
770  } else {
771  KMP_WARNING(StgInvalidValue, name, value);
772  }
773  } else {
774  if (__kmp_str_match("serial", 1, value)) { /* S */
775  __kmp_library = library_serial;
776  } else if (__kmp_str_match("throughput", 2, value)) { /* TH */
777  __kmp_library = library_throughput;
778  if (blocktime_str == NULL) {
779  // KMP_BLOCKTIME not specified, so set default to 0.
780  __kmp_dflt_blocktime = 0;
781  }
782  } else if (__kmp_str_match("turnaround", 2, value)) { /* TU */
783  __kmp_library = library_turnaround;
784  } else if (__kmp_str_match("dedicated", 1, value)) { /* D */
785  __kmp_library = library_turnaround;
786  } else if (__kmp_str_match("multiuser", 1, value)) { /* M */
787  __kmp_library = library_throughput;
788  if (blocktime_str == NULL) {
789  // KMP_BLOCKTIME not specified, so set default to 0.
790  __kmp_dflt_blocktime = 0;
791  }
792  } else {
793  KMP_WARNING(StgInvalidValue, name, value);
794  }
795  }
796 } // __kmp_stg_parse_wait_policy
797 
798 static void __kmp_stg_print_wait_policy(kmp_str_buf_t *buffer, char const *name,
799  void *data) {
800 
801  kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data;
802  char const *value = NULL;
803 
804  if (wait->omp) {
805  switch (__kmp_library) {
806  case library_turnaround: {
807  value = "ACTIVE";
808  } break;
809  case library_throughput: {
810  value = "PASSIVE";
811  } break;
812  }
813  } else {
814  switch (__kmp_library) {
815  case library_serial: {
816  value = "serial";
817  } break;
818  case library_turnaround: {
819  value = "turnaround";
820  } break;
821  case library_throughput: {
822  value = "throughput";
823  } break;
824  }
825  }
826  if (value != NULL) {
827  __kmp_stg_print_str(buffer, name, value);
828  }
829 
830 } // __kmp_stg_print_wait_policy
831 
832 #if KMP_USE_MONITOR
833 // -----------------------------------------------------------------------------
834 // KMP_MONITOR_STACKSIZE
835 
836 static void __kmp_stg_parse_monitor_stacksize(char const *name,
837  char const *value, void *data) {
838  __kmp_stg_parse_size(name, value, __kmp_sys_min_stksize, KMP_MAX_STKSIZE,
839  NULL, &__kmp_monitor_stksize, 1);
840 } // __kmp_stg_parse_monitor_stacksize
841 
842 static void __kmp_stg_print_monitor_stacksize(kmp_str_buf_t *buffer,
843  char const *name, void *data) {
844  if (__kmp_env_format) {
845  if (__kmp_monitor_stksize > 0)
846  KMP_STR_BUF_PRINT_NAME_EX(name);
847  else
848  KMP_STR_BUF_PRINT_NAME;
849  } else {
850  __kmp_str_buf_print(buffer, " %s", name);
851  }
852  if (__kmp_monitor_stksize > 0) {
853  __kmp_str_buf_print_size(buffer, __kmp_monitor_stksize);
854  } else {
855  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
856  }
857  if (__kmp_env_format && __kmp_monitor_stksize) {
858  __kmp_str_buf_print(buffer, "'\n");
859  }
860 } // __kmp_stg_print_monitor_stacksize
861 #endif // KMP_USE_MONITOR
862 
863 // -----------------------------------------------------------------------------
864 // KMP_SETTINGS
865 
866 static void __kmp_stg_parse_settings(char const *name, char const *value,
867  void *data) {
868  __kmp_stg_parse_bool(name, value, &__kmp_settings);
869 } // __kmp_stg_parse_settings
870 
871 static void __kmp_stg_print_settings(kmp_str_buf_t *buffer, char const *name,
872  void *data) {
873  __kmp_stg_print_bool(buffer, name, __kmp_settings);
874 } // __kmp_stg_print_settings
875 
876 // -----------------------------------------------------------------------------
877 // KMP_STACKPAD
878 
879 static void __kmp_stg_parse_stackpad(char const *name, char const *value,
880  void *data) {
881  __kmp_stg_parse_int(name, // Env var name
882  value, // Env var value
883  KMP_MIN_STKPADDING, // Min value
884  KMP_MAX_STKPADDING, // Max value
885  &__kmp_stkpadding // Var to initialize
886  );
887 } // __kmp_stg_parse_stackpad
888 
889 static void __kmp_stg_print_stackpad(kmp_str_buf_t *buffer, char const *name,
890  void *data) {
891  __kmp_stg_print_int(buffer, name, __kmp_stkpadding);
892 } // __kmp_stg_print_stackpad
893 
894 // -----------------------------------------------------------------------------
895 // KMP_STACKOFFSET
896 
897 static void __kmp_stg_parse_stackoffset(char const *name, char const *value,
898  void *data) {
899  __kmp_stg_parse_size(name, // Env var name
900  value, // Env var value
901  KMP_MIN_STKOFFSET, // Min value
902  KMP_MAX_STKOFFSET, // Max value
903  NULL, //
904  &__kmp_stkoffset, // Var to initialize
905  1);
906 } // __kmp_stg_parse_stackoffset
907 
908 static void __kmp_stg_print_stackoffset(kmp_str_buf_t *buffer, char const *name,
909  void *data) {
910  __kmp_stg_print_size(buffer, name, __kmp_stkoffset);
911 } // __kmp_stg_print_stackoffset
912 
913 // -----------------------------------------------------------------------------
914 // KMP_STACKSIZE, OMP_STACKSIZE, GOMP_STACKSIZE
915 
916 static void __kmp_stg_parse_stacksize(char const *name, char const *value,
917  void *data) {
918 
919  kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data;
920  int rc;
921 
922  rc = __kmp_stg_check_rivals(name, value, stacksize->rivals);
923  if (rc) {
924  return;
925  }
926  __kmp_stg_parse_size(name, // Env var name
927  value, // Env var value
928  __kmp_sys_min_stksize, // Min value
929  KMP_MAX_STKSIZE, // Max value
930  &__kmp_env_stksize, //
931  &__kmp_stksize, // Var to initialize
932  stacksize->factor);
933 
934 } // __kmp_stg_parse_stacksize
935 
936 // This function is called for printing both KMP_STACKSIZE (factor is 1) and
937 // OMP_STACKSIZE (factor is 1024). Currently it is not possible to print
938 // OMP_STACKSIZE value in bytes. We can consider adding this possibility by a
939 // customer request in future.
940 static void __kmp_stg_print_stacksize(kmp_str_buf_t *buffer, char const *name,
941  void *data) {
942  kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data;
943  if (__kmp_env_format) {
944  KMP_STR_BUF_PRINT_NAME_EX(name);
945  __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024)
946  ? __kmp_stksize / stacksize->factor
947  : __kmp_stksize);
948  __kmp_str_buf_print(buffer, "'\n");
949  } else {
950  __kmp_str_buf_print(buffer, " %s=", name);
951  __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024)
952  ? __kmp_stksize / stacksize->factor
953  : __kmp_stksize);
954  __kmp_str_buf_print(buffer, "\n");
955  }
956 } // __kmp_stg_print_stacksize
957 
958 // -----------------------------------------------------------------------------
959 // KMP_VERSION
960 
961 static void __kmp_stg_parse_version(char const *name, char const *value,
962  void *data) {
963  __kmp_stg_parse_bool(name, value, &__kmp_version);
964 } // __kmp_stg_parse_version
965 
966 static void __kmp_stg_print_version(kmp_str_buf_t *buffer, char const *name,
967  void *data) {
968  __kmp_stg_print_bool(buffer, name, __kmp_version);
969 } // __kmp_stg_print_version
970 
971 // -----------------------------------------------------------------------------
972 // KMP_WARNINGS
973 
974 static void __kmp_stg_parse_warnings(char const *name, char const *value,
975  void *data) {
976  __kmp_stg_parse_bool(name, value, &__kmp_generate_warnings);
977  if (__kmp_generate_warnings != kmp_warnings_off) {
978  // AC: only 0/1 values documented, so reset to explicit to distinguish from
979  // default setting
980  __kmp_generate_warnings = kmp_warnings_explicit;
981  }
982 } // __kmp_stg_parse_warnings
983 
984 static void __kmp_stg_print_warnings(kmp_str_buf_t *buffer, char const *name,
985  void *data) {
986  // AC: TODO: change to print_int? (needs documentation change)
987  __kmp_stg_print_bool(buffer, name, __kmp_generate_warnings);
988 } // __kmp_stg_print_warnings
989 
990 // -----------------------------------------------------------------------------
991 // OMP_NESTED, OMP_NUM_THREADS
992 
993 static void __kmp_stg_parse_nested(char const *name, char const *value,
994  void *data) {
995  int nested;
996  KMP_INFORM(EnvVarDeprecated, name, "OMP_MAX_ACTIVE_LEVELS");
997  __kmp_stg_parse_bool(name, value, &nested);
998  if (nested) {
999  if (!__kmp_dflt_max_active_levels_set)
1000  __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
1001  } else { // nesting explicitly turned off
1002  __kmp_dflt_max_active_levels = 1;
1003  __kmp_dflt_max_active_levels_set = true;
1004  }
1005 } // __kmp_stg_parse_nested
1006 
1007 static void __kmp_stg_print_nested(kmp_str_buf_t *buffer, char const *name,
1008  void *data) {
1009  if (__kmp_env_format) {
1010  KMP_STR_BUF_PRINT_NAME;
1011  } else {
1012  __kmp_str_buf_print(buffer, " %s", name);
1013  }
1014  __kmp_str_buf_print(buffer, ": deprecated; max-active-levels-var=%d\n",
1015  __kmp_dflt_max_active_levels);
1016 } // __kmp_stg_print_nested
1017 
1018 static void __kmp_parse_nested_num_threads(const char *var, const char *env,
1019  kmp_nested_nthreads_t *nth_array) {
1020  const char *next = env;
1021  const char *scan = next;
1022 
1023  int total = 0; // Count elements that were set. It'll be used as an array size
1024  int prev_comma = FALSE; // For correct processing sequential commas
1025 
1026  // Count the number of values in the env. var string
1027  for (;;) {
1028  SKIP_WS(next);
1029 
1030  if (*next == '\0') {
1031  break;
1032  }
1033  // Next character is not an integer or not a comma => end of list
1034  if (((*next < '0') || (*next > '9')) && (*next != ',')) {
1035  KMP_WARNING(NthSyntaxError, var, env);
1036  return;
1037  }
1038  // The next character is ','
1039  if (*next == ',') {
1040  // ',' is the first character
1041  if (total == 0 || prev_comma) {
1042  total++;
1043  }
1044  prev_comma = TRUE;
1045  next++; // skip ','
1046  SKIP_WS(next);
1047  }
1048  // Next character is a digit
1049  if (*next >= '0' && *next <= '9') {
1050  prev_comma = FALSE;
1051  SKIP_DIGITS(next);
1052  total++;
1053  const char *tmp = next;
1054  SKIP_WS(tmp);
1055  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
1056  KMP_WARNING(NthSpacesNotAllowed, var, env);
1057  return;
1058  }
1059  }
1060  }
1061  if (!__kmp_dflt_max_active_levels_set && total > 1)
1062  __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
1063  KMP_DEBUG_ASSERT(total > 0);
1064  if (total <= 0) {
1065  KMP_WARNING(NthSyntaxError, var, env);
1066  return;
1067  }
1068 
1069  // Check if the nested nthreads array exists
1070  if (!nth_array->nth) {
1071  // Allocate an array of double size
1072  nth_array->nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int) * total * 2);
1073  if (nth_array->nth == NULL) {
1074  KMP_FATAL(MemoryAllocFailed);
1075  }
1076  nth_array->size = total * 2;
1077  } else {
1078  if (nth_array->size < total) {
1079  // Increase the array size
1080  do {
1081  nth_array->size *= 2;
1082  } while (nth_array->size < total);
1083 
1084  nth_array->nth = (int *)KMP_INTERNAL_REALLOC(
1085  nth_array->nth, sizeof(int) * nth_array->size);
1086  if (nth_array->nth == NULL) {
1087  KMP_FATAL(MemoryAllocFailed);
1088  }
1089  }
1090  }
1091  nth_array->used = total;
1092  int i = 0;
1093 
1094  prev_comma = FALSE;
1095  total = 0;
1096  // Save values in the array
1097  for (;;) {
1098  SKIP_WS(scan);
1099  if (*scan == '\0') {
1100  break;
1101  }
1102  // The next character is ','
1103  if (*scan == ',') {
1104  // ',' in the beginning of the list
1105  if (total == 0) {
1106  // The value is supposed to be equal to __kmp_avail_proc but it is
1107  // unknown at the moment.
1108  // So let's put a placeholder (#threads = 0) to correct it later.
1109  nth_array->nth[i++] = 0;
1110  total++;
1111  } else if (prev_comma) {
1112  // Num threads is inherited from the previous level
1113  nth_array->nth[i] = nth_array->nth[i - 1];
1114  i++;
1115  total++;
1116  }
1117  prev_comma = TRUE;
1118  scan++; // skip ','
1119  SKIP_WS(scan);
1120  }
1121  // Next character is a digit
1122  if (*scan >= '0' && *scan <= '9') {
1123  int num;
1124  const char *buf = scan;
1125  char const *msg = NULL;
1126  prev_comma = FALSE;
1127  SKIP_DIGITS(scan);
1128  total++;
1129 
1130  num = __kmp_str_to_int(buf, *scan);
1131  if (num < KMP_MIN_NTH) {
1132  msg = KMP_I18N_STR(ValueTooSmall);
1133  num = KMP_MIN_NTH;
1134  } else if (num > __kmp_sys_max_nth) {
1135  msg = KMP_I18N_STR(ValueTooLarge);
1136  num = __kmp_sys_max_nth;
1137  }
1138  if (msg != NULL) {
1139  // Message is not empty. Print warning.
1140  KMP_WARNING(ParseSizeIntWarn, var, env, msg);
1141  KMP_INFORM(Using_int_Value, var, num);
1142  }
1143  nth_array->nth[i++] = num;
1144  }
1145  }
1146 }
1147 
1148 static void __kmp_stg_parse_num_threads(char const *name, char const *value,
1149  void *data) {
1150  // TODO: Remove this option. OMP_NUM_THREADS is a list of positive integers!
1151  if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
1152  // The array of 1 element
1153  __kmp_nested_nth.nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int));
1154  __kmp_nested_nth.size = __kmp_nested_nth.used = 1;
1155  __kmp_nested_nth.nth[0] = __kmp_dflt_team_nth = __kmp_dflt_team_nth_ub =
1156  __kmp_xproc;
1157  } else {
1158  __kmp_parse_nested_num_threads(name, value, &__kmp_nested_nth);
1159  if (__kmp_nested_nth.nth) {
1160  __kmp_dflt_team_nth = __kmp_nested_nth.nth[0];
1161  if (__kmp_dflt_team_nth_ub < __kmp_dflt_team_nth) {
1162  __kmp_dflt_team_nth_ub = __kmp_dflt_team_nth;
1163  }
1164  }
1165  }
1166  K_DIAG(1, ("__kmp_dflt_team_nth == %d\n", __kmp_dflt_team_nth));
1167 } // __kmp_stg_parse_num_threads
1168 
1169 static void __kmp_stg_parse_num_hidden_helper_threads(char const *name,
1170  char const *value,
1171  void *data) {
1172  __kmp_stg_parse_int(name, value, 0, 16, &__kmp_hidden_helper_threads_num);
1173  // If the number of hidden helper threads is zero, we disable hidden helper
1174  // task
1175  if (__kmp_hidden_helper_threads_num == 0) {
1176  __kmp_enable_hidden_helper = FALSE;
1177  }
1178 } // __kmp_stg_parse_num_hidden_helper_threads
1179 
1180 static void __kmp_stg_print_num_hidden_helper_threads(kmp_str_buf_t *buffer,
1181  char const *name,
1182  void *data) {
1183  __kmp_stg_print_int(buffer, name, __kmp_hidden_helper_threads_num);
1184 } // __kmp_stg_print_num_hidden_helper_threads
1185 
1186 static void __kmp_stg_parse_use_hidden_helper(char const *name,
1187  char const *value, void *data) {
1188  __kmp_stg_parse_bool(name, value, &__kmp_enable_hidden_helper);
1189 #if !KMP_OS_LINUX
1190  __kmp_enable_hidden_helper = FALSE;
1191  K_DIAG(1,
1192  ("__kmp_stg_parse_use_hidden_helper: Disable hidden helper task on "
1193  "non-Linux platform although it is enabled by user explicitly.\n"));
1194 #endif
1195 } // __kmp_stg_parse_use_hidden_helper
1196 
1197 static void __kmp_stg_print_use_hidden_helper(kmp_str_buf_t *buffer,
1198  char const *name, void *data) {
1199  __kmp_stg_print_bool(buffer, name, __kmp_enable_hidden_helper);
1200 } // __kmp_stg_print_use_hidden_helper
1201 
1202 static void __kmp_stg_print_num_threads(kmp_str_buf_t *buffer, char const *name,
1203  void *data) {
1204  if (__kmp_env_format) {
1205  KMP_STR_BUF_PRINT_NAME;
1206  } else {
1207  __kmp_str_buf_print(buffer, " %s", name);
1208  }
1209  if (__kmp_nested_nth.used) {
1210  kmp_str_buf_t buf;
1211  __kmp_str_buf_init(&buf);
1212  for (int i = 0; i < __kmp_nested_nth.used; i++) {
1213  __kmp_str_buf_print(&buf, "%d", __kmp_nested_nth.nth[i]);
1214  if (i < __kmp_nested_nth.used - 1) {
1215  __kmp_str_buf_print(&buf, ",");
1216  }
1217  }
1218  __kmp_str_buf_print(buffer, "='%s'\n", buf.str);
1219  __kmp_str_buf_free(&buf);
1220  } else {
1221  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1222  }
1223 } // __kmp_stg_print_num_threads
1224 
1225 // -----------------------------------------------------------------------------
1226 // OpenMP 3.0: KMP_TASKING, OMP_MAX_ACTIVE_LEVELS,
1227 
1228 static void __kmp_stg_parse_tasking(char const *name, char const *value,
1229  void *data) {
1230  __kmp_stg_parse_int(name, value, 0, (int)tskm_max,
1231  (int *)&__kmp_tasking_mode);
1232 } // __kmp_stg_parse_tasking
1233 
1234 static void __kmp_stg_print_tasking(kmp_str_buf_t *buffer, char const *name,
1235  void *data) {
1236  __kmp_stg_print_int(buffer, name, __kmp_tasking_mode);
1237 } // __kmp_stg_print_tasking
1238 
1239 static void __kmp_stg_parse_task_stealing(char const *name, char const *value,
1240  void *data) {
1241  __kmp_stg_parse_int(name, value, 0, 1,
1242  (int *)&__kmp_task_stealing_constraint);
1243 } // __kmp_stg_parse_task_stealing
1244 
1245 static void __kmp_stg_print_task_stealing(kmp_str_buf_t *buffer,
1246  char const *name, void *data) {
1247  __kmp_stg_print_int(buffer, name, __kmp_task_stealing_constraint);
1248 } // __kmp_stg_print_task_stealing
1249 
1250 static void __kmp_stg_parse_max_active_levels(char const *name,
1251  char const *value, void *data) {
1252  kmp_uint64 tmp_dflt = 0;
1253  char const *msg = NULL;
1254  if (!__kmp_dflt_max_active_levels_set) {
1255  // Don't overwrite __kmp_dflt_max_active_levels if we get an invalid setting
1256  __kmp_str_to_uint(value, &tmp_dflt, &msg);
1257  if (msg != NULL) { // invalid setting; print warning and ignore
1258  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
1259  } else if (tmp_dflt > KMP_MAX_ACTIVE_LEVELS_LIMIT) {
1260  // invalid setting; print warning and ignore
1261  msg = KMP_I18N_STR(ValueTooLarge);
1262  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
1263  } else { // valid setting
1264  __kmp_type_convert(tmp_dflt, &(__kmp_dflt_max_active_levels));
1265  __kmp_dflt_max_active_levels_set = true;
1266  }
1267  }
1268 } // __kmp_stg_parse_max_active_levels
1269 
1270 static void __kmp_stg_print_max_active_levels(kmp_str_buf_t *buffer,
1271  char const *name, void *data) {
1272  __kmp_stg_print_int(buffer, name, __kmp_dflt_max_active_levels);
1273 } // __kmp_stg_print_max_active_levels
1274 
1275 // -----------------------------------------------------------------------------
1276 // OpenMP 4.0: OMP_DEFAULT_DEVICE
1277 static void __kmp_stg_parse_default_device(char const *name, char const *value,
1278  void *data) {
1279  __kmp_stg_parse_int(name, value, 0, KMP_MAX_DEFAULT_DEVICE_LIMIT,
1280  &__kmp_default_device);
1281 } // __kmp_stg_parse_default_device
1282 
1283 static void __kmp_stg_print_default_device(kmp_str_buf_t *buffer,
1284  char const *name, void *data) {
1285  __kmp_stg_print_int(buffer, name, __kmp_default_device);
1286 } // __kmp_stg_print_default_device
1287 
1288 // -----------------------------------------------------------------------------
1289 // OpenMP 5.0: OMP_TARGET_OFFLOAD
1290 static void __kmp_stg_parse_target_offload(char const *name, char const *value,
1291  void *data) {
1292  const char *next = value;
1293  const char *scan = next;
1294 
1295  __kmp_target_offload = tgt_default;
1296  SKIP_WS(next);
1297  if (*next == '\0')
1298  return;
1299  scan = next;
1300  if (!__kmp_strcasecmp_with_sentinel("mandatory", scan, 0)) {
1301  __kmp_target_offload = tgt_mandatory;
1302  } else if (!__kmp_strcasecmp_with_sentinel("disabled", scan, 0)) {
1303  __kmp_target_offload = tgt_disabled;
1304  } else if (!__kmp_strcasecmp_with_sentinel("default", scan, 0)) {
1305  __kmp_target_offload = tgt_default;
1306  } else {
1307  KMP_WARNING(SyntaxErrorUsing, name, "DEFAULT");
1308  }
1309 
1310 } // __kmp_stg_parse_target_offload
1311 
1312 static void __kmp_stg_print_target_offload(kmp_str_buf_t *buffer,
1313  char const *name, void *data) {
1314  const char *value = NULL;
1315  if (__kmp_target_offload == tgt_default)
1316  value = "DEFAULT";
1317  else if (__kmp_target_offload == tgt_mandatory)
1318  value = "MANDATORY";
1319  else if (__kmp_target_offload == tgt_disabled)
1320  value = "DISABLED";
1321  KMP_DEBUG_ASSERT(value);
1322  if (__kmp_env_format) {
1323  KMP_STR_BUF_PRINT_NAME;
1324  } else {
1325  __kmp_str_buf_print(buffer, " %s", name);
1326  }
1327  __kmp_str_buf_print(buffer, "=%s\n", value);
1328 } // __kmp_stg_print_target_offload
1329 
1330 // -----------------------------------------------------------------------------
1331 // OpenMP 4.5: OMP_MAX_TASK_PRIORITY
1332 static void __kmp_stg_parse_max_task_priority(char const *name,
1333  char const *value, void *data) {
1334  __kmp_stg_parse_int(name, value, 0, KMP_MAX_TASK_PRIORITY_LIMIT,
1335  &__kmp_max_task_priority);
1336 } // __kmp_stg_parse_max_task_priority
1337 
1338 static void __kmp_stg_print_max_task_priority(kmp_str_buf_t *buffer,
1339  char const *name, void *data) {
1340  __kmp_stg_print_int(buffer, name, __kmp_max_task_priority);
1341 } // __kmp_stg_print_max_task_priority
1342 
1343 // KMP_TASKLOOP_MIN_TASKS
1344 // taskloop threshold to switch from recursive to linear tasks creation
1345 static void __kmp_stg_parse_taskloop_min_tasks(char const *name,
1346  char const *value, void *data) {
1347  int tmp;
1348  __kmp_stg_parse_int(name, value, 0, INT_MAX, &tmp);
1349  __kmp_taskloop_min_tasks = tmp;
1350 } // __kmp_stg_parse_taskloop_min_tasks
1351 
1352 static void __kmp_stg_print_taskloop_min_tasks(kmp_str_buf_t *buffer,
1353  char const *name, void *data) {
1354  __kmp_stg_print_uint64(buffer, name, __kmp_taskloop_min_tasks);
1355 } // __kmp_stg_print_taskloop_min_tasks
1356 
1357 // -----------------------------------------------------------------------------
1358 // KMP_DISP_NUM_BUFFERS
1359 static void __kmp_stg_parse_disp_buffers(char const *name, char const *value,
1360  void *data) {
1361  if (TCR_4(__kmp_init_serial)) {
1362  KMP_WARNING(EnvSerialWarn, name);
1363  return;
1364  } // read value before serial initialization only
1365  __kmp_stg_parse_int(name, value, 1, KMP_MAX_NTH, &__kmp_dispatch_num_buffers);
1366 } // __kmp_stg_parse_disp_buffers
1367 
1368 static void __kmp_stg_print_disp_buffers(kmp_str_buf_t *buffer,
1369  char const *name, void *data) {
1370  __kmp_stg_print_int(buffer, name, __kmp_dispatch_num_buffers);
1371 } // __kmp_stg_print_disp_buffers
1372 
1373 #if KMP_NESTED_HOT_TEAMS
1374 // -----------------------------------------------------------------------------
1375 // KMP_HOT_TEAMS_MAX_LEVEL, KMP_HOT_TEAMS_MODE
1376 
1377 static void __kmp_stg_parse_hot_teams_level(char const *name, char const *value,
1378  void *data) {
1379  if (TCR_4(__kmp_init_parallel)) {
1380  KMP_WARNING(EnvParallelWarn, name);
1381  return;
1382  } // read value before first parallel only
1383  __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1384  &__kmp_hot_teams_max_level);
1385 } // __kmp_stg_parse_hot_teams_level
1386 
1387 static void __kmp_stg_print_hot_teams_level(kmp_str_buf_t *buffer,
1388  char const *name, void *data) {
1389  __kmp_stg_print_int(buffer, name, __kmp_hot_teams_max_level);
1390 } // __kmp_stg_print_hot_teams_level
1391 
1392 static void __kmp_stg_parse_hot_teams_mode(char const *name, char const *value,
1393  void *data) {
1394  if (TCR_4(__kmp_init_parallel)) {
1395  KMP_WARNING(EnvParallelWarn, name);
1396  return;
1397  } // read value before first parallel only
1398  __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1399  &__kmp_hot_teams_mode);
1400 } // __kmp_stg_parse_hot_teams_mode
1401 
1402 static void __kmp_stg_print_hot_teams_mode(kmp_str_buf_t *buffer,
1403  char const *name, void *data) {
1404  __kmp_stg_print_int(buffer, name, __kmp_hot_teams_mode);
1405 } // __kmp_stg_print_hot_teams_mode
1406 
1407 #endif // KMP_NESTED_HOT_TEAMS
1408 
1409 // -----------------------------------------------------------------------------
1410 // KMP_HANDLE_SIGNALS
1411 
1412 #if KMP_HANDLE_SIGNALS
1413 
1414 static void __kmp_stg_parse_handle_signals(char const *name, char const *value,
1415  void *data) {
1416  __kmp_stg_parse_bool(name, value, &__kmp_handle_signals);
1417 } // __kmp_stg_parse_handle_signals
1418 
1419 static void __kmp_stg_print_handle_signals(kmp_str_buf_t *buffer,
1420  char const *name, void *data) {
1421  __kmp_stg_print_bool(buffer, name, __kmp_handle_signals);
1422 } // __kmp_stg_print_handle_signals
1423 
1424 #endif // KMP_HANDLE_SIGNALS
1425 
1426 // -----------------------------------------------------------------------------
1427 // KMP_X_DEBUG, KMP_DEBUG, KMP_DEBUG_BUF_*, KMP_DIAG
1428 
1429 #ifdef KMP_DEBUG
1430 
1431 #define KMP_STG_X_DEBUG(x) \
1432  static void __kmp_stg_parse_##x##_debug(char const *name, char const *value, \
1433  void *data) { \
1434  __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_##x##_debug); \
1435  } /* __kmp_stg_parse_x_debug */ \
1436  static void __kmp_stg_print_##x##_debug(kmp_str_buf_t *buffer, \
1437  char const *name, void *data) { \
1438  __kmp_stg_print_int(buffer, name, kmp_##x##_debug); \
1439  } /* __kmp_stg_print_x_debug */
1440 
1441 KMP_STG_X_DEBUG(a)
1442 KMP_STG_X_DEBUG(b)
1443 KMP_STG_X_DEBUG(c)
1444 KMP_STG_X_DEBUG(d)
1445 KMP_STG_X_DEBUG(e)
1446 KMP_STG_X_DEBUG(f)
1447 
1448 #undef KMP_STG_X_DEBUG
1449 
1450 static void __kmp_stg_parse_debug(char const *name, char const *value,
1451  void *data) {
1452  int debug = 0;
1453  __kmp_stg_parse_int(name, value, 0, INT_MAX, &debug);
1454  if (kmp_a_debug < debug) {
1455  kmp_a_debug = debug;
1456  }
1457  if (kmp_b_debug < debug) {
1458  kmp_b_debug = debug;
1459  }
1460  if (kmp_c_debug < debug) {
1461  kmp_c_debug = debug;
1462  }
1463  if (kmp_d_debug < debug) {
1464  kmp_d_debug = debug;
1465  }
1466  if (kmp_e_debug < debug) {
1467  kmp_e_debug = debug;
1468  }
1469  if (kmp_f_debug < debug) {
1470  kmp_f_debug = debug;
1471  }
1472 } // __kmp_stg_parse_debug
1473 
1474 static void __kmp_stg_parse_debug_buf(char const *name, char const *value,
1475  void *data) {
1476  __kmp_stg_parse_bool(name, value, &__kmp_debug_buf);
1477  // !!! TODO: Move buffer initialization of of this file! It may works
1478  // incorrectly if KMP_DEBUG_BUF is parsed before KMP_DEBUG_BUF_LINES or
1479  // KMP_DEBUG_BUF_CHARS.
1480  if (__kmp_debug_buf) {
1481  int i;
1482  int elements = __kmp_debug_buf_lines * __kmp_debug_buf_chars;
1483 
1484  /* allocate and initialize all entries in debug buffer to empty */
1485  __kmp_debug_buffer = (char *)__kmp_page_allocate(elements * sizeof(char));
1486  for (i = 0; i < elements; i += __kmp_debug_buf_chars)
1487  __kmp_debug_buffer[i] = '\0';
1488 
1489  __kmp_debug_count = 0;
1490  }
1491  K_DIAG(1, ("__kmp_debug_buf = %d\n", __kmp_debug_buf));
1492 } // __kmp_stg_parse_debug_buf
1493 
1494 static void __kmp_stg_print_debug_buf(kmp_str_buf_t *buffer, char const *name,
1495  void *data) {
1496  __kmp_stg_print_bool(buffer, name, __kmp_debug_buf);
1497 } // __kmp_stg_print_debug_buf
1498 
1499 static void __kmp_stg_parse_debug_buf_atomic(char const *name,
1500  char const *value, void *data) {
1501  __kmp_stg_parse_bool(name, value, &__kmp_debug_buf_atomic);
1502 } // __kmp_stg_parse_debug_buf_atomic
1503 
1504 static void __kmp_stg_print_debug_buf_atomic(kmp_str_buf_t *buffer,
1505  char const *name, void *data) {
1506  __kmp_stg_print_bool(buffer, name, __kmp_debug_buf_atomic);
1507 } // __kmp_stg_print_debug_buf_atomic
1508 
1509 static void __kmp_stg_parse_debug_buf_chars(char const *name, char const *value,
1510  void *data) {
1511  __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_CHARS_MIN, INT_MAX,
1512  &__kmp_debug_buf_chars);
1513 } // __kmp_stg_debug_parse_buf_chars
1514 
1515 static void __kmp_stg_print_debug_buf_chars(kmp_str_buf_t *buffer,
1516  char const *name, void *data) {
1517  __kmp_stg_print_int(buffer, name, __kmp_debug_buf_chars);
1518 } // __kmp_stg_print_debug_buf_chars
1519 
1520 static void __kmp_stg_parse_debug_buf_lines(char const *name, char const *value,
1521  void *data) {
1522  __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_LINES_MIN, INT_MAX,
1523  &__kmp_debug_buf_lines);
1524 } // __kmp_stg_parse_debug_buf_lines
1525 
1526 static void __kmp_stg_print_debug_buf_lines(kmp_str_buf_t *buffer,
1527  char const *name, void *data) {
1528  __kmp_stg_print_int(buffer, name, __kmp_debug_buf_lines);
1529 } // __kmp_stg_print_debug_buf_lines
1530 
1531 static void __kmp_stg_parse_diag(char const *name, char const *value,
1532  void *data) {
1533  __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_diag);
1534 } // __kmp_stg_parse_diag
1535 
1536 static void __kmp_stg_print_diag(kmp_str_buf_t *buffer, char const *name,
1537  void *data) {
1538  __kmp_stg_print_int(buffer, name, kmp_diag);
1539 } // __kmp_stg_print_diag
1540 
1541 #endif // KMP_DEBUG
1542 
1543 // -----------------------------------------------------------------------------
1544 // KMP_ALIGN_ALLOC
1545 
1546 static void __kmp_stg_parse_align_alloc(char const *name, char const *value,
1547  void *data) {
1548  __kmp_stg_parse_size(name, value, CACHE_LINE, INT_MAX, NULL,
1549  &__kmp_align_alloc, 1);
1550 } // __kmp_stg_parse_align_alloc
1551 
1552 static void __kmp_stg_print_align_alloc(kmp_str_buf_t *buffer, char const *name,
1553  void *data) {
1554  __kmp_stg_print_size(buffer, name, __kmp_align_alloc);
1555 } // __kmp_stg_print_align_alloc
1556 
1557 // -----------------------------------------------------------------------------
1558 // KMP_PLAIN_BARRIER, KMP_FORKJOIN_BARRIER, KMP_REDUCTION_BARRIER
1559 
1560 // TODO: Remove __kmp_barrier_branch_bit_env_name varibale, remove loops from
1561 // parse and print functions, pass required info through data argument.
1562 
1563 static void __kmp_stg_parse_barrier_branch_bit(char const *name,
1564  char const *value, void *data) {
1565  const char *var;
1566 
1567  /* ---------- Barrier branch bit control ------------ */
1568  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1569  var = __kmp_barrier_branch_bit_env_name[i];
1570  if ((strcmp(var, name) == 0) && (value != 0)) {
1571  char *comma;
1572 
1573  comma = CCAST(char *, strchr(value, ','));
1574  __kmp_barrier_gather_branch_bits[i] =
1575  (kmp_uint32)__kmp_str_to_int(value, ',');
1576  /* is there a specified release parameter? */
1577  if (comma == NULL) {
1578  __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt;
1579  } else {
1580  __kmp_barrier_release_branch_bits[i] =
1581  (kmp_uint32)__kmp_str_to_int(comma + 1, 0);
1582 
1583  if (__kmp_barrier_release_branch_bits[i] > KMP_MAX_BRANCH_BITS) {
1584  __kmp_msg(kmp_ms_warning,
1585  KMP_MSG(BarrReleaseValueInvalid, name, comma + 1),
1586  __kmp_msg_null);
1587  __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt;
1588  }
1589  }
1590  if (__kmp_barrier_gather_branch_bits[i] > KMP_MAX_BRANCH_BITS) {
1591  KMP_WARNING(BarrGatherValueInvalid, name, value);
1592  KMP_INFORM(Using_uint_Value, name, __kmp_barrier_gather_bb_dflt);
1593  __kmp_barrier_gather_branch_bits[i] = __kmp_barrier_gather_bb_dflt;
1594  }
1595  }
1596  K_DIAG(1, ("%s == %d,%d\n", __kmp_barrier_branch_bit_env_name[i],
1597  __kmp_barrier_gather_branch_bits[i],
1598  __kmp_barrier_release_branch_bits[i]))
1599  }
1600 } // __kmp_stg_parse_barrier_branch_bit
1601 
1602 static void __kmp_stg_print_barrier_branch_bit(kmp_str_buf_t *buffer,
1603  char const *name, void *data) {
1604  const char *var;
1605  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1606  var = __kmp_barrier_branch_bit_env_name[i];
1607  if (strcmp(var, name) == 0) {
1608  if (__kmp_env_format) {
1609  KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_branch_bit_env_name[i]);
1610  } else {
1611  __kmp_str_buf_print(buffer, " %s='",
1612  __kmp_barrier_branch_bit_env_name[i]);
1613  }
1614  __kmp_str_buf_print(buffer, "%d,%d'\n",
1615  __kmp_barrier_gather_branch_bits[i],
1616  __kmp_barrier_release_branch_bits[i]);
1617  }
1618  }
1619 } // __kmp_stg_print_barrier_branch_bit
1620 
1621 // ----------------------------------------------------------------------------
1622 // KMP_PLAIN_BARRIER_PATTERN, KMP_FORKJOIN_BARRIER_PATTERN,
1623 // KMP_REDUCTION_BARRIER_PATTERN
1624 
1625 // TODO: Remove __kmp_barrier_pattern_name variable, remove loops from parse and
1626 // print functions, pass required data to functions through data argument.
1627 
1628 static void __kmp_stg_parse_barrier_pattern(char const *name, char const *value,
1629  void *data) {
1630  const char *var;
1631  /* ---------- Barrier method control ------------ */
1632 
1633  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1634  var = __kmp_barrier_pattern_env_name[i];
1635 
1636  if ((strcmp(var, name) == 0) && (value != 0)) {
1637  int j;
1638  char *comma = CCAST(char *, strchr(value, ','));
1639 
1640  /* handle first parameter: gather pattern */
1641  for (j = bp_linear_bar; j < bp_last_bar; j++) {
1642  if (__kmp_match_with_sentinel(__kmp_barrier_pattern_name[j], value, 1,
1643  ',')) {
1644  __kmp_barrier_gather_pattern[i] = (kmp_bar_pat_e)j;
1645  break;
1646  }
1647  }
1648  if (j == bp_last_bar) {
1649  KMP_WARNING(BarrGatherValueInvalid, name, value);
1650  KMP_INFORM(Using_str_Value, name,
1651  __kmp_barrier_pattern_name[bp_linear_bar]);
1652  }
1653 
1654  /* handle second parameter: release pattern */
1655  if (comma != NULL) {
1656  for (j = bp_linear_bar; j < bp_last_bar; j++) {
1657  if (__kmp_str_match(__kmp_barrier_pattern_name[j], 1, comma + 1)) {
1658  __kmp_barrier_release_pattern[i] = (kmp_bar_pat_e)j;
1659  break;
1660  }
1661  }
1662  if (j == bp_last_bar) {
1663  __kmp_msg(kmp_ms_warning,
1664  KMP_MSG(BarrReleaseValueInvalid, name, comma + 1),
1665  __kmp_msg_null);
1666  KMP_INFORM(Using_str_Value, name,
1667  __kmp_barrier_pattern_name[bp_linear_bar]);
1668  }
1669  }
1670  }
1671  }
1672 } // __kmp_stg_parse_barrier_pattern
1673 
1674 static void __kmp_stg_print_barrier_pattern(kmp_str_buf_t *buffer,
1675  char const *name, void *data) {
1676  const char *var;
1677  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1678  var = __kmp_barrier_pattern_env_name[i];
1679  if (strcmp(var, name) == 0) {
1680  int j = __kmp_barrier_gather_pattern[i];
1681  int k = __kmp_barrier_release_pattern[i];
1682  if (__kmp_env_format) {
1683  KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_pattern_env_name[i]);
1684  } else {
1685  __kmp_str_buf_print(buffer, " %s='",
1686  __kmp_barrier_pattern_env_name[i]);
1687  }
1688  __kmp_str_buf_print(buffer, "%s,%s'\n", __kmp_barrier_pattern_name[j],
1689  __kmp_barrier_pattern_name[k]);
1690  }
1691  }
1692 } // __kmp_stg_print_barrier_pattern
1693 
1694 // -----------------------------------------------------------------------------
1695 // KMP_ABORT_DELAY
1696 
1697 static void __kmp_stg_parse_abort_delay(char const *name, char const *value,
1698  void *data) {
1699  // Units of KMP_DELAY_ABORT are seconds, units of __kmp_abort_delay is
1700  // milliseconds.
1701  int delay = __kmp_abort_delay / 1000;
1702  __kmp_stg_parse_int(name, value, 0, INT_MAX / 1000, &delay);
1703  __kmp_abort_delay = delay * 1000;
1704 } // __kmp_stg_parse_abort_delay
1705 
1706 static void __kmp_stg_print_abort_delay(kmp_str_buf_t *buffer, char const *name,
1707  void *data) {
1708  __kmp_stg_print_int(buffer, name, __kmp_abort_delay);
1709 } // __kmp_stg_print_abort_delay
1710 
1711 // -----------------------------------------------------------------------------
1712 // KMP_CPUINFO_FILE
1713 
1714 static void __kmp_stg_parse_cpuinfo_file(char const *name, char const *value,
1715  void *data) {
1716 #if KMP_AFFINITY_SUPPORTED
1717  __kmp_stg_parse_str(name, value, &__kmp_cpuinfo_file);
1718  K_DIAG(1, ("__kmp_cpuinfo_file == %s\n", __kmp_cpuinfo_file));
1719 #endif
1720 } //__kmp_stg_parse_cpuinfo_file
1721 
1722 static void __kmp_stg_print_cpuinfo_file(kmp_str_buf_t *buffer,
1723  char const *name, void *data) {
1724 #if KMP_AFFINITY_SUPPORTED
1725  if (__kmp_env_format) {
1726  KMP_STR_BUF_PRINT_NAME;
1727  } else {
1728  __kmp_str_buf_print(buffer, " %s", name);
1729  }
1730  if (__kmp_cpuinfo_file) {
1731  __kmp_str_buf_print(buffer, "='%s'\n", __kmp_cpuinfo_file);
1732  } else {
1733  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1734  }
1735 #endif
1736 } //__kmp_stg_print_cpuinfo_file
1737 
1738 // -----------------------------------------------------------------------------
1739 // KMP_FORCE_REDUCTION, KMP_DETERMINISTIC_REDUCTION
1740 
1741 static void __kmp_stg_parse_force_reduction(char const *name, char const *value,
1742  void *data) {
1743  kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data;
1744  int rc;
1745 
1746  rc = __kmp_stg_check_rivals(name, value, reduction->rivals);
1747  if (rc) {
1748  return;
1749  }
1750  if (reduction->force) {
1751  if (value != 0) {
1752  if (__kmp_str_match("critical", 0, value))
1753  __kmp_force_reduction_method = critical_reduce_block;
1754  else if (__kmp_str_match("atomic", 0, value))
1755  __kmp_force_reduction_method = atomic_reduce_block;
1756  else if (__kmp_str_match("tree", 0, value))
1757  __kmp_force_reduction_method = tree_reduce_block;
1758  else {
1759  KMP_FATAL(UnknownForceReduction, name, value);
1760  }
1761  }
1762  } else {
1763  __kmp_stg_parse_bool(name, value, &__kmp_determ_red);
1764  if (__kmp_determ_red) {
1765  __kmp_force_reduction_method = tree_reduce_block;
1766  } else {
1767  __kmp_force_reduction_method = reduction_method_not_defined;
1768  }
1769  }
1770  K_DIAG(1, ("__kmp_force_reduction_method == %d\n",
1771  __kmp_force_reduction_method));
1772 } // __kmp_stg_parse_force_reduction
1773 
1774 static void __kmp_stg_print_force_reduction(kmp_str_buf_t *buffer,
1775  char const *name, void *data) {
1776 
1777  kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data;
1778  if (reduction->force) {
1779  if (__kmp_force_reduction_method == critical_reduce_block) {
1780  __kmp_stg_print_str(buffer, name, "critical");
1781  } else if (__kmp_force_reduction_method == atomic_reduce_block) {
1782  __kmp_stg_print_str(buffer, name, "atomic");
1783  } else if (__kmp_force_reduction_method == tree_reduce_block) {
1784  __kmp_stg_print_str(buffer, name, "tree");
1785  } else {
1786  if (__kmp_env_format) {
1787  KMP_STR_BUF_PRINT_NAME;
1788  } else {
1789  __kmp_str_buf_print(buffer, " %s", name);
1790  }
1791  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1792  }
1793  } else {
1794  __kmp_stg_print_bool(buffer, name, __kmp_determ_red);
1795  }
1796 
1797 } // __kmp_stg_print_force_reduction
1798 
1799 // -----------------------------------------------------------------------------
1800 // KMP_STORAGE_MAP
1801 
1802 static void __kmp_stg_parse_storage_map(char const *name, char const *value,
1803  void *data) {
1804  if (__kmp_str_match("verbose", 1, value)) {
1805  __kmp_storage_map = TRUE;
1806  __kmp_storage_map_verbose = TRUE;
1807  __kmp_storage_map_verbose_specified = TRUE;
1808 
1809  } else {
1810  __kmp_storage_map_verbose = FALSE;
1811  __kmp_stg_parse_bool(name, value, &__kmp_storage_map); // !!!
1812  }
1813 } // __kmp_stg_parse_storage_map
1814 
1815 static void __kmp_stg_print_storage_map(kmp_str_buf_t *buffer, char const *name,
1816  void *data) {
1817  if (__kmp_storage_map_verbose || __kmp_storage_map_verbose_specified) {
1818  __kmp_stg_print_str(buffer, name, "verbose");
1819  } else {
1820  __kmp_stg_print_bool(buffer, name, __kmp_storage_map);
1821  }
1822 } // __kmp_stg_print_storage_map
1823 
1824 // -----------------------------------------------------------------------------
1825 // KMP_ALL_THREADPRIVATE
1826 
1827 static void __kmp_stg_parse_all_threadprivate(char const *name,
1828  char const *value, void *data) {
1829  __kmp_stg_parse_int(name, value,
1830  __kmp_allThreadsSpecified ? __kmp_max_nth : 1,
1831  __kmp_max_nth, &__kmp_tp_capacity);
1832 } // __kmp_stg_parse_all_threadprivate
1833 
1834 static void __kmp_stg_print_all_threadprivate(kmp_str_buf_t *buffer,
1835  char const *name, void *data) {
1836  __kmp_stg_print_int(buffer, name, __kmp_tp_capacity);
1837 }
1838 
1839 // -----------------------------------------------------------------------------
1840 // KMP_FOREIGN_THREADS_THREADPRIVATE
1841 
1842 static void __kmp_stg_parse_foreign_threads_threadprivate(char const *name,
1843  char const *value,
1844  void *data) {
1845  __kmp_stg_parse_bool(name, value, &__kmp_foreign_tp);
1846 } // __kmp_stg_parse_foreign_threads_threadprivate
1847 
1848 static void __kmp_stg_print_foreign_threads_threadprivate(kmp_str_buf_t *buffer,
1849  char const *name,
1850  void *data) {
1851  __kmp_stg_print_bool(buffer, name, __kmp_foreign_tp);
1852 } // __kmp_stg_print_foreign_threads_threadprivate
1853 
1854 // -----------------------------------------------------------------------------
1855 // KMP_AFFINITY, GOMP_CPU_AFFINITY, KMP_TOPOLOGY_METHOD
1856 
1857 #if KMP_AFFINITY_SUPPORTED
1858 // Parse the proc id list. Return TRUE if successful, FALSE otherwise.
1859 static int __kmp_parse_affinity_proc_id_list(const char *var, const char *env,
1860  const char **nextEnv,
1861  char **proclist) {
1862  const char *scan = env;
1863  const char *next = scan;
1864  int empty = TRUE;
1865 
1866  *proclist = NULL;
1867 
1868  for (;;) {
1869  int start, end, stride;
1870 
1871  SKIP_WS(scan);
1872  next = scan;
1873  if (*next == '\0') {
1874  break;
1875  }
1876 
1877  if (*next == '{') {
1878  int num;
1879  next++; // skip '{'
1880  SKIP_WS(next);
1881  scan = next;
1882 
1883  // Read the first integer in the set.
1884  if ((*next < '0') || (*next > '9')) {
1885  KMP_WARNING(AffSyntaxError, var);
1886  return FALSE;
1887  }
1888  SKIP_DIGITS(next);
1889  num = __kmp_str_to_int(scan, *next);
1890  KMP_ASSERT(num >= 0);
1891 
1892  for (;;) {
1893  // Check for end of set.
1894  SKIP_WS(next);
1895  if (*next == '}') {
1896  next++; // skip '}'
1897  break;
1898  }
1899 
1900  // Skip optional comma.
1901  if (*next == ',') {
1902  next++;
1903  }
1904  SKIP_WS(next);
1905 
1906  // Read the next integer in the set.
1907  scan = next;
1908  if ((*next < '0') || (*next > '9')) {
1909  KMP_WARNING(AffSyntaxError, var);
1910  return FALSE;
1911  }
1912 
1913  SKIP_DIGITS(next);
1914  num = __kmp_str_to_int(scan, *next);
1915  KMP_ASSERT(num >= 0);
1916  }
1917  empty = FALSE;
1918 
1919  SKIP_WS(next);
1920  if (*next == ',') {
1921  next++;
1922  }
1923  scan = next;
1924  continue;
1925  }
1926 
1927  // Next character is not an integer => end of list
1928  if ((*next < '0') || (*next > '9')) {
1929  if (empty) {
1930  KMP_WARNING(AffSyntaxError, var);
1931  return FALSE;
1932  }
1933  break;
1934  }
1935 
1936  // Read the first integer.
1937  SKIP_DIGITS(next);
1938  start = __kmp_str_to_int(scan, *next);
1939  KMP_ASSERT(start >= 0);
1940  SKIP_WS(next);
1941 
1942  // If this isn't a range, then go on.
1943  if (*next != '-') {
1944  empty = FALSE;
1945 
1946  // Skip optional comma.
1947  if (*next == ',') {
1948  next++;
1949  }
1950  scan = next;
1951  continue;
1952  }
1953 
1954  // This is a range. Skip over the '-' and read in the 2nd int.
1955  next++; // skip '-'
1956  SKIP_WS(next);
1957  scan = next;
1958  if ((*next < '0') || (*next > '9')) {
1959  KMP_WARNING(AffSyntaxError, var);
1960  return FALSE;
1961  }
1962  SKIP_DIGITS(next);
1963  end = __kmp_str_to_int(scan, *next);
1964  KMP_ASSERT(end >= 0);
1965 
1966  // Check for a stride parameter
1967  stride = 1;
1968  SKIP_WS(next);
1969  if (*next == ':') {
1970  // A stride is specified. Skip over the ':" and read the 3rd int.
1971  int sign = +1;
1972  next++; // skip ':'
1973  SKIP_WS(next);
1974  scan = next;
1975  if (*next == '-') {
1976  sign = -1;
1977  next++;
1978  SKIP_WS(next);
1979  scan = next;
1980  }
1981  if ((*next < '0') || (*next > '9')) {
1982  KMP_WARNING(AffSyntaxError, var);
1983  return FALSE;
1984  }
1985  SKIP_DIGITS(next);
1986  stride = __kmp_str_to_int(scan, *next);
1987  KMP_ASSERT(stride >= 0);
1988  stride *= sign;
1989  }
1990 
1991  // Do some range checks.
1992  if (stride == 0) {
1993  KMP_WARNING(AffZeroStride, var);
1994  return FALSE;
1995  }
1996  if (stride > 0) {
1997  if (start > end) {
1998  KMP_WARNING(AffStartGreaterEnd, var, start, end);
1999  return FALSE;
2000  }
2001  } else {
2002  if (start < end) {
2003  KMP_WARNING(AffStrideLessZero, var, start, end);
2004  return FALSE;
2005  }
2006  }
2007  if ((end - start) / stride > 65536) {
2008  KMP_WARNING(AffRangeTooBig, var, end, start, stride);
2009  return FALSE;
2010  }
2011 
2012  empty = FALSE;
2013 
2014  // Skip optional comma.
2015  SKIP_WS(next);
2016  if (*next == ',') {
2017  next++;
2018  }
2019  scan = next;
2020  }
2021 
2022  *nextEnv = next;
2023 
2024  {
2025  ptrdiff_t len = next - env;
2026  char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
2027  KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
2028  retlist[len] = '\0';
2029  *proclist = retlist;
2030  }
2031  return TRUE;
2032 }
2033 
2034 // If KMP_AFFINITY is specified without a type, then
2035 // __kmp_affinity_notype should point to its setting.
2036 static kmp_setting_t *__kmp_affinity_notype = NULL;
2037 
2038 static void __kmp_parse_affinity_env(char const *name, char const *value,
2039  enum affinity_type *out_type,
2040  char **out_proclist, int *out_verbose,
2041  int *out_warn, int *out_respect,
2042  enum affinity_gran *out_gran,
2043  int *out_gran_levels, int *out_dups,
2044  int *out_compact, int *out_offset) {
2045  char *buffer = NULL; // Copy of env var value.
2046  char *buf = NULL; // Buffer for strtok_r() function.
2047  char *next = NULL; // end of token / start of next.
2048  const char *start; // start of current token (for err msgs)
2049  int count = 0; // Counter of parsed integer numbers.
2050  int number[2]; // Parsed numbers.
2051 
2052  // Guards.
2053  int type = 0;
2054  int proclist = 0;
2055  int verbose = 0;
2056  int warnings = 0;
2057  int respect = 0;
2058  int gran = 0;
2059  int dups = 0;
2060 
2061  KMP_ASSERT(value != NULL);
2062 
2063  if (TCR_4(__kmp_init_middle)) {
2064  KMP_WARNING(EnvMiddleWarn, name);
2065  __kmp_env_toPrint(name, 0);
2066  return;
2067  }
2068  __kmp_env_toPrint(name, 1);
2069 
2070  buffer =
2071  __kmp_str_format("%s", value); // Copy env var to keep original intact.
2072  buf = buffer;
2073  SKIP_WS(buf);
2074 
2075 // Helper macros.
2076 
2077 // If we see a parse error, emit a warning and scan to the next ",".
2078 //
2079 // FIXME - there's got to be a better way to print an error
2080 // message, hopefully without overwriting peices of buf.
2081 #define EMIT_WARN(skip, errlist) \
2082  { \
2083  char ch; \
2084  if (skip) { \
2085  SKIP_TO(next, ','); \
2086  } \
2087  ch = *next; \
2088  *next = '\0'; \
2089  KMP_WARNING errlist; \
2090  *next = ch; \
2091  if (skip) { \
2092  if (ch == ',') \
2093  next++; \
2094  } \
2095  buf = next; \
2096  }
2097 
2098 #define _set_param(_guard, _var, _val) \
2099  { \
2100  if (_guard == 0) { \
2101  _var = _val; \
2102  } else { \
2103  EMIT_WARN(FALSE, (AffParamDefined, name, start)); \
2104  } \
2105  ++_guard; \
2106  }
2107 
2108 #define set_type(val) _set_param(type, *out_type, val)
2109 #define set_verbose(val) _set_param(verbose, *out_verbose, val)
2110 #define set_warnings(val) _set_param(warnings, *out_warn, val)
2111 #define set_respect(val) _set_param(respect, *out_respect, val)
2112 #define set_dups(val) _set_param(dups, *out_dups, val)
2113 #define set_proclist(val) _set_param(proclist, *out_proclist, val)
2114 
2115 #define set_gran(val, levels) \
2116  { \
2117  if (gran == 0) { \
2118  *out_gran = val; \
2119  *out_gran_levels = levels; \
2120  } else { \
2121  EMIT_WARN(FALSE, (AffParamDefined, name, start)); \
2122  } \
2123  ++gran; \
2124  }
2125 
2126  KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
2127  (__kmp_nested_proc_bind.used > 0));
2128 
2129  while (*buf != '\0') {
2130  start = next = buf;
2131 
2132  if (__kmp_match_str("none", buf, CCAST(const char **, &next))) {
2133  set_type(affinity_none);
2134  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2135  buf = next;
2136  } else if (__kmp_match_str("scatter", buf, CCAST(const char **, &next))) {
2137  set_type(affinity_scatter);
2138  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2139  buf = next;
2140  } else if (__kmp_match_str("compact", buf, CCAST(const char **, &next))) {
2141  set_type(affinity_compact);
2142  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2143  buf = next;
2144  } else if (__kmp_match_str("logical", buf, CCAST(const char **, &next))) {
2145  set_type(affinity_logical);
2146  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2147  buf = next;
2148  } else if (__kmp_match_str("physical", buf, CCAST(const char **, &next))) {
2149  set_type(affinity_physical);
2150  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2151  buf = next;
2152  } else if (__kmp_match_str("explicit", buf, CCAST(const char **, &next))) {
2153  set_type(affinity_explicit);
2154  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2155  buf = next;
2156  } else if (__kmp_match_str("balanced", buf, CCAST(const char **, &next))) {
2157  set_type(affinity_balanced);
2158  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2159  buf = next;
2160  } else if (__kmp_match_str("disabled", buf, CCAST(const char **, &next))) {
2161  set_type(affinity_disabled);
2162  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2163  buf = next;
2164  } else if (__kmp_match_str("verbose", buf, CCAST(const char **, &next))) {
2165  set_verbose(TRUE);
2166  buf = next;
2167  } else if (__kmp_match_str("noverbose", buf, CCAST(const char **, &next))) {
2168  set_verbose(FALSE);
2169  buf = next;
2170  } else if (__kmp_match_str("warnings", buf, CCAST(const char **, &next))) {
2171  set_warnings(TRUE);
2172  buf = next;
2173  } else if (__kmp_match_str("nowarnings", buf,
2174  CCAST(const char **, &next))) {
2175  set_warnings(FALSE);
2176  buf = next;
2177  } else if (__kmp_match_str("respect", buf, CCAST(const char **, &next))) {
2178  set_respect(TRUE);
2179  buf = next;
2180  } else if (__kmp_match_str("norespect", buf, CCAST(const char **, &next))) {
2181  set_respect(FALSE);
2182  buf = next;
2183  } else if (__kmp_match_str("duplicates", buf,
2184  CCAST(const char **, &next)) ||
2185  __kmp_match_str("dups", buf, CCAST(const char **, &next))) {
2186  set_dups(TRUE);
2187  buf = next;
2188  } else if (__kmp_match_str("noduplicates", buf,
2189  CCAST(const char **, &next)) ||
2190  __kmp_match_str("nodups", buf, CCAST(const char **, &next))) {
2191  set_dups(FALSE);
2192  buf = next;
2193  } else if (__kmp_match_str("granularity", buf,
2194  CCAST(const char **, &next)) ||
2195  __kmp_match_str("gran", buf, CCAST(const char **, &next))) {
2196  SKIP_WS(next);
2197  if (*next != '=') {
2198  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2199  continue;
2200  }
2201  next++; // skip '='
2202  SKIP_WS(next);
2203 
2204  buf = next;
2205  if (__kmp_match_str("fine", buf, CCAST(const char **, &next))) {
2206  set_gran(affinity_gran_fine, -1);
2207  buf = next;
2208  } else if (__kmp_match_str("thread", buf, CCAST(const char **, &next))) {
2209  set_gran(affinity_gran_thread, -1);
2210  buf = next;
2211  } else if (__kmp_match_str("core", buf, CCAST(const char **, &next))) {
2212  set_gran(affinity_gran_core, -1);
2213  buf = next;
2214 #if KMP_USE_HWLOC
2215  } else if (__kmp_match_str("tile", buf, CCAST(const char **, &next))) {
2216  set_gran(affinity_gran_tile, -1);
2217  buf = next;
2218 #endif
2219  } else if (__kmp_match_str("package", buf, CCAST(const char **, &next))) {
2220  set_gran(affinity_gran_package, -1);
2221  buf = next;
2222  } else if (__kmp_match_str("node", buf, CCAST(const char **, &next))) {
2223  set_gran(affinity_gran_node, -1);
2224  buf = next;
2225 #if KMP_GROUP_AFFINITY
2226  } else if (__kmp_match_str("group", buf, CCAST(const char **, &next))) {
2227  set_gran(affinity_gran_group, -1);
2228  buf = next;
2229 #endif /* KMP_GROUP AFFINITY */
2230  } else if ((*buf >= '0') && (*buf <= '9')) {
2231  int n;
2232  next = buf;
2233  SKIP_DIGITS(next);
2234  n = __kmp_str_to_int(buf, *next);
2235  KMP_ASSERT(n >= 0);
2236  buf = next;
2237  set_gran(affinity_gran_default, n);
2238  } else {
2239  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2240  continue;
2241  }
2242  } else if (__kmp_match_str("proclist", buf, CCAST(const char **, &next))) {
2243  char *temp_proclist;
2244 
2245  SKIP_WS(next);
2246  if (*next != '=') {
2247  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2248  continue;
2249  }
2250  next++; // skip '='
2251  SKIP_WS(next);
2252  if (*next != '[') {
2253  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2254  continue;
2255  }
2256  next++; // skip '['
2257  buf = next;
2258  if (!__kmp_parse_affinity_proc_id_list(
2259  name, buf, CCAST(const char **, &next), &temp_proclist)) {
2260  // warning already emitted.
2261  SKIP_TO(next, ']');
2262  if (*next == ']')
2263  next++;
2264  SKIP_TO(next, ',');
2265  if (*next == ',')
2266  next++;
2267  buf = next;
2268  continue;
2269  }
2270  if (*next != ']') {
2271  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2272  continue;
2273  }
2274  next++; // skip ']'
2275  set_proclist(temp_proclist);
2276  } else if ((*buf >= '0') && (*buf <= '9')) {
2277  // Parse integer numbers -- permute and offset.
2278  int n;
2279  next = buf;
2280  SKIP_DIGITS(next);
2281  n = __kmp_str_to_int(buf, *next);
2282  KMP_ASSERT(n >= 0);
2283  buf = next;
2284  if (count < 2) {
2285  number[count] = n;
2286  } else {
2287  KMP_WARNING(AffManyParams, name, start);
2288  }
2289  ++count;
2290  } else {
2291  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2292  continue;
2293  }
2294 
2295  SKIP_WS(next);
2296  if (*next == ',') {
2297  next++;
2298  SKIP_WS(next);
2299  } else if (*next != '\0') {
2300  const char *temp = next;
2301  EMIT_WARN(TRUE, (ParseExtraCharsWarn, name, temp));
2302  continue;
2303  }
2304  buf = next;
2305  } // while
2306 
2307 #undef EMIT_WARN
2308 #undef _set_param
2309 #undef set_type
2310 #undef set_verbose
2311 #undef set_warnings
2312 #undef set_respect
2313 #undef set_granularity
2314 
2315  __kmp_str_free(&buffer);
2316 
2317  if (proclist) {
2318  if (!type) {
2319  KMP_WARNING(AffProcListNoType, name);
2320  *out_type = affinity_explicit;
2321  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2322  } else if (*out_type != affinity_explicit) {
2323  KMP_WARNING(AffProcListNotExplicit, name);
2324  KMP_ASSERT(*out_proclist != NULL);
2325  KMP_INTERNAL_FREE(*out_proclist);
2326  *out_proclist = NULL;
2327  }
2328  }
2329  switch (*out_type) {
2330  case affinity_logical:
2331  case affinity_physical: {
2332  if (count > 0) {
2333  *out_offset = number[0];
2334  }
2335  if (count > 1) {
2336  KMP_WARNING(AffManyParamsForLogic, name, number[1]);
2337  }
2338  } break;
2339  case affinity_balanced: {
2340  if (count > 0) {
2341  *out_compact = number[0];
2342  }
2343  if (count > 1) {
2344  *out_offset = number[1];
2345  }
2346 
2347  if (__kmp_affinity_gran == affinity_gran_default) {
2348 #if KMP_MIC_SUPPORTED
2349  if (__kmp_mic_type != non_mic) {
2350  if (__kmp_affinity_verbose || __kmp_affinity_warnings) {
2351  KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "fine");
2352  }
2353  __kmp_affinity_gran = affinity_gran_fine;
2354  } else
2355 #endif
2356  {
2357  if (__kmp_affinity_verbose || __kmp_affinity_warnings) {
2358  KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "core");
2359  }
2360  __kmp_affinity_gran = affinity_gran_core;
2361  }
2362  }
2363  } break;
2364  case affinity_scatter:
2365  case affinity_compact: {
2366  if (count > 0) {
2367  *out_compact = number[0];
2368  }
2369  if (count > 1) {
2370  *out_offset = number[1];
2371  }
2372  } break;
2373  case affinity_explicit: {
2374  if (*out_proclist == NULL) {
2375  KMP_WARNING(AffNoProcList, name);
2376  __kmp_affinity_type = affinity_none;
2377  }
2378  if (count > 0) {
2379  KMP_WARNING(AffNoParam, name, "explicit");
2380  }
2381  } break;
2382  case affinity_none: {
2383  if (count > 0) {
2384  KMP_WARNING(AffNoParam, name, "none");
2385  }
2386  } break;
2387  case affinity_disabled: {
2388  if (count > 0) {
2389  KMP_WARNING(AffNoParam, name, "disabled");
2390  }
2391  } break;
2392  case affinity_default: {
2393  if (count > 0) {
2394  KMP_WARNING(AffNoParam, name, "default");
2395  }
2396  } break;
2397  default: { KMP_ASSERT(0); }
2398  }
2399 } // __kmp_parse_affinity_env
2400 
2401 static void __kmp_stg_parse_affinity(char const *name, char const *value,
2402  void *data) {
2403  kmp_setting_t **rivals = (kmp_setting_t **)data;
2404  int rc;
2405 
2406  rc = __kmp_stg_check_rivals(name, value, rivals);
2407  if (rc) {
2408  return;
2409  }
2410 
2411  __kmp_parse_affinity_env(name, value, &__kmp_affinity_type,
2412  &__kmp_affinity_proclist, &__kmp_affinity_verbose,
2413  &__kmp_affinity_warnings,
2414  &__kmp_affinity_respect_mask, &__kmp_affinity_gran,
2415  &__kmp_affinity_gran_levels, &__kmp_affinity_dups,
2416  &__kmp_affinity_compact, &__kmp_affinity_offset);
2417 
2418 } // __kmp_stg_parse_affinity
2419 
2420 static void __kmp_stg_print_affinity(kmp_str_buf_t *buffer, char const *name,
2421  void *data) {
2422  if (__kmp_env_format) {
2423  KMP_STR_BUF_PRINT_NAME_EX(name);
2424  } else {
2425  __kmp_str_buf_print(buffer, " %s='", name);
2426  }
2427  if (__kmp_affinity_verbose) {
2428  __kmp_str_buf_print(buffer, "%s,", "verbose");
2429  } else {
2430  __kmp_str_buf_print(buffer, "%s,", "noverbose");
2431  }
2432  if (__kmp_affinity_warnings) {
2433  __kmp_str_buf_print(buffer, "%s,", "warnings");
2434  } else {
2435  __kmp_str_buf_print(buffer, "%s,", "nowarnings");
2436  }
2437  if (KMP_AFFINITY_CAPABLE()) {
2438  if (__kmp_affinity_respect_mask) {
2439  __kmp_str_buf_print(buffer, "%s,", "respect");
2440  } else {
2441  __kmp_str_buf_print(buffer, "%s,", "norespect");
2442  }
2443  switch (__kmp_affinity_gran) {
2444  case affinity_gran_default:
2445  __kmp_str_buf_print(buffer, "%s", "granularity=default,");
2446  break;
2447  case affinity_gran_fine:
2448  __kmp_str_buf_print(buffer, "%s", "granularity=fine,");
2449  break;
2450  case affinity_gran_thread:
2451  __kmp_str_buf_print(buffer, "%s", "granularity=thread,");
2452  break;
2453  case affinity_gran_core:
2454  __kmp_str_buf_print(buffer, "%s", "granularity=core,");
2455  break;
2456  case affinity_gran_package:
2457  __kmp_str_buf_print(buffer, "%s", "granularity=package,");
2458  break;
2459  case affinity_gran_node:
2460  __kmp_str_buf_print(buffer, "%s", "granularity=node,");
2461  break;
2462 #if KMP_GROUP_AFFINITY
2463  case affinity_gran_group:
2464  __kmp_str_buf_print(buffer, "%s", "granularity=group,");
2465  break;
2466 #endif /* KMP_GROUP_AFFINITY */
2467  }
2468  }
2469  if (!KMP_AFFINITY_CAPABLE()) {
2470  __kmp_str_buf_print(buffer, "%s", "disabled");
2471  } else
2472  switch (__kmp_affinity_type) {
2473  case affinity_none:
2474  __kmp_str_buf_print(buffer, "%s", "none");
2475  break;
2476  case affinity_physical:
2477  __kmp_str_buf_print(buffer, "%s,%d", "physical", __kmp_affinity_offset);
2478  break;
2479  case affinity_logical:
2480  __kmp_str_buf_print(buffer, "%s,%d", "logical", __kmp_affinity_offset);
2481  break;
2482  case affinity_compact:
2483  __kmp_str_buf_print(buffer, "%s,%d,%d", "compact", __kmp_affinity_compact,
2484  __kmp_affinity_offset);
2485  break;
2486  case affinity_scatter:
2487  __kmp_str_buf_print(buffer, "%s,%d,%d", "scatter", __kmp_affinity_compact,
2488  __kmp_affinity_offset);
2489  break;
2490  case affinity_explicit:
2491  __kmp_str_buf_print(buffer, "%s=[%s],%s", "proclist",
2492  __kmp_affinity_proclist, "explicit");
2493  break;
2494  case affinity_balanced:
2495  __kmp_str_buf_print(buffer, "%s,%d,%d", "balanced",
2496  __kmp_affinity_compact, __kmp_affinity_offset);
2497  break;
2498  case affinity_disabled:
2499  __kmp_str_buf_print(buffer, "%s", "disabled");
2500  break;
2501  case affinity_default:
2502  __kmp_str_buf_print(buffer, "%s", "default");
2503  break;
2504  default:
2505  __kmp_str_buf_print(buffer, "%s", "<unknown>");
2506  break;
2507  }
2508  __kmp_str_buf_print(buffer, "'\n");
2509 } //__kmp_stg_print_affinity
2510 
2511 #ifdef KMP_GOMP_COMPAT
2512 
2513 static void __kmp_stg_parse_gomp_cpu_affinity(char const *name,
2514  char const *value, void *data) {
2515  const char *next = NULL;
2516  char *temp_proclist;
2517  kmp_setting_t **rivals = (kmp_setting_t **)data;
2518  int rc;
2519 
2520  rc = __kmp_stg_check_rivals(name, value, rivals);
2521  if (rc) {
2522  return;
2523  }
2524 
2525  if (TCR_4(__kmp_init_middle)) {
2526  KMP_WARNING(EnvMiddleWarn, name);
2527  __kmp_env_toPrint(name, 0);
2528  return;
2529  }
2530 
2531  __kmp_env_toPrint(name, 1);
2532 
2533  if (__kmp_parse_affinity_proc_id_list(name, value, &next, &temp_proclist)) {
2534  SKIP_WS(next);
2535  if (*next == '\0') {
2536  // GOMP_CPU_AFFINITY => granularity=fine,explicit,proclist=...
2537  __kmp_affinity_proclist = temp_proclist;
2538  __kmp_affinity_type = affinity_explicit;
2539  __kmp_affinity_gran = affinity_gran_fine;
2540  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2541  } else {
2542  KMP_WARNING(AffSyntaxError, name);
2543  if (temp_proclist != NULL) {
2544  KMP_INTERNAL_FREE((void *)temp_proclist);
2545  }
2546  }
2547  } else {
2548  // Warning already emitted
2549  __kmp_affinity_type = affinity_none;
2550  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2551  }
2552 } // __kmp_stg_parse_gomp_cpu_affinity
2553 
2554 #endif /* KMP_GOMP_COMPAT */
2555 
2556 /*-----------------------------------------------------------------------------
2557 The OMP_PLACES proc id list parser. Here is the grammar:
2558 
2559 place_list := place
2560 place_list := place , place_list
2561 place := num
2562 place := place : num
2563 place := place : num : signed
2564 place := { subplacelist }
2565 place := ! place // (lowest priority)
2566 subplace_list := subplace
2567 subplace_list := subplace , subplace_list
2568 subplace := num
2569 subplace := num : num
2570 subplace := num : num : signed
2571 signed := num
2572 signed := + signed
2573 signed := - signed
2574 -----------------------------------------------------------------------------*/
2575 
2576 static int __kmp_parse_subplace_list(const char *var, const char **scan) {
2577  const char *next;
2578 
2579  for (;;) {
2580  int start, count, stride;
2581 
2582  //
2583  // Read in the starting proc id
2584  //
2585  SKIP_WS(*scan);
2586  if ((**scan < '0') || (**scan > '9')) {
2587  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2588  return FALSE;
2589  }
2590  next = *scan;
2591  SKIP_DIGITS(next);
2592  start = __kmp_str_to_int(*scan, *next);
2593  KMP_ASSERT(start >= 0);
2594  *scan = next;
2595 
2596  // valid follow sets are ',' ':' and '}'
2597  SKIP_WS(*scan);
2598  if (**scan == '}') {
2599  break;
2600  }
2601  if (**scan == ',') {
2602  (*scan)++; // skip ','
2603  continue;
2604  }
2605  if (**scan != ':') {
2606  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2607  return FALSE;
2608  }
2609  (*scan)++; // skip ':'
2610 
2611  // Read count parameter
2612  SKIP_WS(*scan);
2613  if ((**scan < '0') || (**scan > '9')) {
2614  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2615  return FALSE;
2616  }
2617  next = *scan;
2618  SKIP_DIGITS(next);
2619  count = __kmp_str_to_int(*scan, *next);
2620  KMP_ASSERT(count >= 0);
2621  *scan = next;
2622 
2623  // valid follow sets are ',' ':' and '}'
2624  SKIP_WS(*scan);
2625  if (**scan == '}') {
2626  break;
2627  }
2628  if (**scan == ',') {
2629  (*scan)++; // skip ','
2630  continue;
2631  }
2632  if (**scan != ':') {
2633  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2634  return FALSE;
2635  }
2636  (*scan)++; // skip ':'
2637 
2638  // Read stride parameter
2639  int sign = +1;
2640  for (;;) {
2641  SKIP_WS(*scan);
2642  if (**scan == '+') {
2643  (*scan)++; // skip '+'
2644  continue;
2645  }
2646  if (**scan == '-') {
2647  sign *= -1;
2648  (*scan)++; // skip '-'
2649  continue;
2650  }
2651  break;
2652  }
2653  SKIP_WS(*scan);
2654  if ((**scan < '0') || (**scan > '9')) {
2655  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2656  return FALSE;
2657  }
2658  next = *scan;
2659  SKIP_DIGITS(next);
2660  stride = __kmp_str_to_int(*scan, *next);
2661  KMP_ASSERT(stride >= 0);
2662  *scan = next;
2663  stride *= sign;
2664 
2665  // valid follow sets are ',' and '}'
2666  SKIP_WS(*scan);
2667  if (**scan == '}') {
2668  break;
2669  }
2670  if (**scan == ',') {
2671  (*scan)++; // skip ','
2672  continue;
2673  }
2674 
2675  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2676  return FALSE;
2677  }
2678  return TRUE;
2679 }
2680 
2681 static int __kmp_parse_place(const char *var, const char **scan) {
2682  const char *next;
2683 
2684  // valid follow sets are '{' '!' and num
2685  SKIP_WS(*scan);
2686  if (**scan == '{') {
2687  (*scan)++; // skip '{'
2688  if (!__kmp_parse_subplace_list(var, scan)) {
2689  return FALSE;
2690  }
2691  if (**scan != '}') {
2692  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2693  return FALSE;
2694  }
2695  (*scan)++; // skip '}'
2696  } else if (**scan == '!') {
2697  (*scan)++; // skip '!'
2698  return __kmp_parse_place(var, scan); //'!' has lower precedence than ':'
2699  } else if ((**scan >= '0') && (**scan <= '9')) {
2700  next = *scan;
2701  SKIP_DIGITS(next);
2702  int proc = __kmp_str_to_int(*scan, *next);
2703  KMP_ASSERT(proc >= 0);
2704  *scan = next;
2705  } else {
2706  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2707  return FALSE;
2708  }
2709  return TRUE;
2710 }
2711 
2712 static int __kmp_parse_place_list(const char *var, const char *env,
2713  char **place_list) {
2714  const char *scan = env;
2715  const char *next = scan;
2716 
2717  for (;;) {
2718  int count, stride;
2719 
2720  if (!__kmp_parse_place(var, &scan)) {
2721  return FALSE;
2722  }
2723 
2724  // valid follow sets are ',' ':' and EOL
2725  SKIP_WS(scan);
2726  if (*scan == '\0') {
2727  break;
2728  }
2729  if (*scan == ',') {
2730  scan++; // skip ','
2731  continue;
2732  }
2733  if (*scan != ':') {
2734  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2735  return FALSE;
2736  }
2737  scan++; // skip ':'
2738 
2739  // Read count parameter
2740  SKIP_WS(scan);
2741  if ((*scan < '0') || (*scan > '9')) {
2742  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2743  return FALSE;
2744  }
2745  next = scan;
2746  SKIP_DIGITS(next);
2747  count = __kmp_str_to_int(scan, *next);
2748  KMP_ASSERT(count >= 0);
2749  scan = next;
2750 
2751  // valid follow sets are ',' ':' and EOL
2752  SKIP_WS(scan);
2753  if (*scan == '\0') {
2754  break;
2755  }
2756  if (*scan == ',') {
2757  scan++; // skip ','
2758  continue;
2759  }
2760  if (*scan != ':') {
2761  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2762  return FALSE;
2763  }
2764  scan++; // skip ':'
2765 
2766  // Read stride parameter
2767  int sign = +1;
2768  for (;;) {
2769  SKIP_WS(scan);
2770  if (*scan == '+') {
2771  scan++; // skip '+'
2772  continue;
2773  }
2774  if (*scan == '-') {
2775  sign *= -1;
2776  scan++; // skip '-'
2777  continue;
2778  }
2779  break;
2780  }
2781  SKIP_WS(scan);
2782  if ((*scan < '0') || (*scan > '9')) {
2783  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2784  return FALSE;
2785  }
2786  next = scan;
2787  SKIP_DIGITS(next);
2788  stride = __kmp_str_to_int(scan, *next);
2789  KMP_ASSERT(stride >= 0);
2790  scan = next;
2791  stride *= sign;
2792 
2793  // valid follow sets are ',' and EOL
2794  SKIP_WS(scan);
2795  if (*scan == '\0') {
2796  break;
2797  }
2798  if (*scan == ',') {
2799  scan++; // skip ','
2800  continue;
2801  }
2802 
2803  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2804  return FALSE;
2805  }
2806 
2807  {
2808  ptrdiff_t len = scan - env;
2809  char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
2810  KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
2811  retlist[len] = '\0';
2812  *place_list = retlist;
2813  }
2814  return TRUE;
2815 }
2816 
2817 static void __kmp_stg_parse_places(char const *name, char const *value,
2818  void *data) {
2819  int count;
2820  const char *scan = value;
2821  const char *next = scan;
2822  const char *kind = "\"threads\"";
2823  kmp_setting_t **rivals = (kmp_setting_t **)data;
2824  int rc;
2825 
2826  rc = __kmp_stg_check_rivals(name, value, rivals);
2827  if (rc) {
2828  return;
2829  }
2830 
2831  // If OMP_PROC_BIND is not specified but OMP_PLACES is,
2832  // then let OMP_PROC_BIND default to true.
2833  if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2834  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2835  }
2836 
2837  //__kmp_affinity_num_places = 0;
2838 
2839  if (__kmp_match_str("threads", scan, &next)) {
2840  scan = next;
2841  __kmp_affinity_type = affinity_compact;
2842  __kmp_affinity_gran = affinity_gran_thread;
2843  __kmp_affinity_dups = FALSE;
2844  kind = "\"threads\"";
2845  } else if (__kmp_match_str("cores", scan, &next)) {
2846  scan = next;
2847  __kmp_affinity_type = affinity_compact;
2848  __kmp_affinity_gran = affinity_gran_core;
2849  __kmp_affinity_dups = FALSE;
2850  kind = "\"cores\"";
2851 #if KMP_USE_HWLOC
2852  } else if (__kmp_match_str("tiles", scan, &next)) {
2853  scan = next;
2854  __kmp_affinity_type = affinity_compact;
2855  __kmp_affinity_gran = affinity_gran_tile;
2856  __kmp_affinity_dups = FALSE;
2857  kind = "\"tiles\"";
2858 #endif
2859  } else if (__kmp_match_str("sockets", scan, &next)) {
2860  scan = next;
2861  __kmp_affinity_type = affinity_compact;
2862  __kmp_affinity_gran = affinity_gran_package;
2863  __kmp_affinity_dups = FALSE;
2864  kind = "\"sockets\"";
2865  } else {
2866  if (__kmp_affinity_proclist != NULL) {
2867  KMP_INTERNAL_FREE((void *)__kmp_affinity_proclist);
2868  __kmp_affinity_proclist = NULL;
2869  }
2870  if (__kmp_parse_place_list(name, value, &__kmp_affinity_proclist)) {
2871  __kmp_affinity_type = affinity_explicit;
2872  __kmp_affinity_gran = affinity_gran_fine;
2873  __kmp_affinity_dups = FALSE;
2874  if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2875  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2876  }
2877  }
2878  return;
2879  }
2880 
2881  if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2882  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2883  }
2884 
2885  SKIP_WS(scan);
2886  if (*scan == '\0') {
2887  return;
2888  }
2889 
2890  // Parse option count parameter in parentheses
2891  if (*scan != '(') {
2892  KMP_WARNING(SyntaxErrorUsing, name, kind);
2893  return;
2894  }
2895  scan++; // skip '('
2896 
2897  SKIP_WS(scan);
2898  next = scan;
2899  SKIP_DIGITS(next);
2900  count = __kmp_str_to_int(scan, *next);
2901  KMP_ASSERT(count >= 0);
2902  scan = next;
2903 
2904  SKIP_WS(scan);
2905  if (*scan != ')') {
2906  KMP_WARNING(SyntaxErrorUsing, name, kind);
2907  return;
2908  }
2909  scan++; // skip ')'
2910 
2911  SKIP_WS(scan);
2912  if (*scan != '\0') {
2913  KMP_WARNING(ParseExtraCharsWarn, name, scan);
2914  }
2915  __kmp_affinity_num_places = count;
2916 }
2917 
2918 static void __kmp_stg_print_places(kmp_str_buf_t *buffer, char const *name,
2919  void *data) {
2920  if (__kmp_env_format) {
2921  KMP_STR_BUF_PRINT_NAME;
2922  } else {
2923  __kmp_str_buf_print(buffer, " %s", name);
2924  }
2925  if ((__kmp_nested_proc_bind.used == 0) ||
2926  (__kmp_nested_proc_bind.bind_types == NULL) ||
2927  (__kmp_nested_proc_bind.bind_types[0] == proc_bind_false)) {
2928  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2929  } else if (__kmp_affinity_type == affinity_explicit) {
2930  if (__kmp_affinity_proclist != NULL) {
2931  __kmp_str_buf_print(buffer, "='%s'\n", __kmp_affinity_proclist);
2932  } else {
2933  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2934  }
2935  } else if (__kmp_affinity_type == affinity_compact) {
2936  int num;
2937  if (__kmp_affinity_num_masks > 0) {
2938  num = __kmp_affinity_num_masks;
2939  } else if (__kmp_affinity_num_places > 0) {
2940  num = __kmp_affinity_num_places;
2941  } else {
2942  num = 0;
2943  }
2944  if (__kmp_affinity_gran == affinity_gran_thread) {
2945  if (num > 0) {
2946  __kmp_str_buf_print(buffer, "='threads(%d)'\n", num);
2947  } else {
2948  __kmp_str_buf_print(buffer, "='threads'\n");
2949  }
2950  } else if (__kmp_affinity_gran == affinity_gran_core) {
2951  if (num > 0) {
2952  __kmp_str_buf_print(buffer, "='cores(%d)' \n", num);
2953  } else {
2954  __kmp_str_buf_print(buffer, "='cores'\n");
2955  }
2956 #if KMP_USE_HWLOC
2957  } else if (__kmp_affinity_gran == affinity_gran_tile) {
2958  if (num > 0) {
2959  __kmp_str_buf_print(buffer, "='tiles(%d)' \n", num);
2960  } else {
2961  __kmp_str_buf_print(buffer, "='tiles'\n");
2962  }
2963 #endif
2964  } else if (__kmp_affinity_gran == affinity_gran_package) {
2965  if (num > 0) {
2966  __kmp_str_buf_print(buffer, "='sockets(%d)'\n", num);
2967  } else {
2968  __kmp_str_buf_print(buffer, "='sockets'\n");
2969  }
2970  } else {
2971  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2972  }
2973  } else {
2974  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2975  }
2976 }
2977 
2978 static void __kmp_stg_parse_topology_method(char const *name, char const *value,
2979  void *data) {
2980  if (__kmp_str_match("all", 1, value)) {
2981  __kmp_affinity_top_method = affinity_top_method_all;
2982  }
2983 #if KMP_USE_HWLOC
2984  else if (__kmp_str_match("hwloc", 1, value)) {
2985  __kmp_affinity_top_method = affinity_top_method_hwloc;
2986  }
2987 #endif
2988 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
2989  else if (__kmp_str_match("x2apic id", 9, value) ||
2990  __kmp_str_match("x2apic_id", 9, value) ||
2991  __kmp_str_match("x2apic-id", 9, value) ||
2992  __kmp_str_match("x2apicid", 8, value) ||
2993  __kmp_str_match("cpuid leaf 11", 13, value) ||
2994  __kmp_str_match("cpuid_leaf_11", 13, value) ||
2995  __kmp_str_match("cpuid-leaf-11", 13, value) ||
2996  __kmp_str_match("cpuid leaf11", 12, value) ||
2997  __kmp_str_match("cpuid_leaf11", 12, value) ||
2998  __kmp_str_match("cpuid-leaf11", 12, value) ||
2999  __kmp_str_match("cpuidleaf 11", 12, value) ||
3000  __kmp_str_match("cpuidleaf_11", 12, value) ||
3001  __kmp_str_match("cpuidleaf-11", 12, value) ||
3002  __kmp_str_match("cpuidleaf11", 11, value) ||
3003  __kmp_str_match("cpuid 11", 8, value) ||
3004  __kmp_str_match("cpuid_11", 8, value) ||
3005  __kmp_str_match("cpuid-11", 8, value) ||
3006  __kmp_str_match("cpuid11", 7, value) ||
3007  __kmp_str_match("leaf 11", 7, value) ||
3008  __kmp_str_match("leaf_11", 7, value) ||
3009  __kmp_str_match("leaf-11", 7, value) ||
3010  __kmp_str_match("leaf11", 6, value)) {
3011  __kmp_affinity_top_method = affinity_top_method_x2apicid;
3012  } else if (__kmp_str_match("apic id", 7, value) ||
3013  __kmp_str_match("apic_id", 7, value) ||
3014  __kmp_str_match("apic-id", 7, value) ||
3015  __kmp_str_match("apicid", 6, value) ||
3016  __kmp_str_match("cpuid leaf 4", 12, value) ||
3017  __kmp_str_match("cpuid_leaf_4", 12, value) ||
3018  __kmp_str_match("cpuid-leaf-4", 12, value) ||
3019  __kmp_str_match("cpuid leaf4", 11, value) ||
3020  __kmp_str_match("cpuid_leaf4", 11, value) ||
3021  __kmp_str_match("cpuid-leaf4", 11, value) ||
3022  __kmp_str_match("cpuidleaf 4", 11, value) ||
3023  __kmp_str_match("cpuidleaf_4", 11, value) ||
3024  __kmp_str_match("cpuidleaf-4", 11, value) ||
3025  __kmp_str_match("cpuidleaf4", 10, value) ||
3026  __kmp_str_match("cpuid 4", 7, value) ||
3027  __kmp_str_match("cpuid_4", 7, value) ||
3028  __kmp_str_match("cpuid-4", 7, value) ||
3029  __kmp_str_match("cpuid4", 6, value) ||
3030  __kmp_str_match("leaf 4", 6, value) ||
3031  __kmp_str_match("leaf_4", 6, value) ||
3032  __kmp_str_match("leaf-4", 6, value) ||
3033  __kmp_str_match("leaf4", 5, value)) {
3034  __kmp_affinity_top_method = affinity_top_method_apicid;
3035  }
3036 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3037  else if (__kmp_str_match("/proc/cpuinfo", 2, value) ||
3038  __kmp_str_match("cpuinfo", 5, value)) {
3039  __kmp_affinity_top_method = affinity_top_method_cpuinfo;
3040  }
3041 #if KMP_GROUP_AFFINITY
3042  else if (__kmp_str_match("group", 1, value)) {
3043  __kmp_affinity_top_method = affinity_top_method_group;
3044  }
3045 #endif /* KMP_GROUP_AFFINITY */
3046  else if (__kmp_str_match("flat", 1, value)) {
3047  __kmp_affinity_top_method = affinity_top_method_flat;
3048  } else {
3049  KMP_WARNING(StgInvalidValue, name, value);
3050  }
3051 } // __kmp_stg_parse_topology_method
3052 
3053 static void __kmp_stg_print_topology_method(kmp_str_buf_t *buffer,
3054  char const *name, void *data) {
3055  char const *value = NULL;
3056 
3057  switch (__kmp_affinity_top_method) {
3058  case affinity_top_method_default:
3059  value = "default";
3060  break;
3061 
3062  case affinity_top_method_all:
3063  value = "all";
3064  break;
3065 
3066 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
3067  case affinity_top_method_x2apicid:
3068  value = "x2APIC id";
3069  break;
3070 
3071  case affinity_top_method_apicid:
3072  value = "APIC id";
3073  break;
3074 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3075 
3076 #if KMP_USE_HWLOC
3077  case affinity_top_method_hwloc:
3078  value = "hwloc";
3079  break;
3080 #endif
3081 
3082  case affinity_top_method_cpuinfo:
3083  value = "cpuinfo";
3084  break;
3085 
3086 #if KMP_GROUP_AFFINITY
3087  case affinity_top_method_group:
3088  value = "group";
3089  break;
3090 #endif /* KMP_GROUP_AFFINITY */
3091 
3092  case affinity_top_method_flat:
3093  value = "flat";
3094  break;
3095  }
3096 
3097  if (value != NULL) {
3098  __kmp_stg_print_str(buffer, name, value);
3099  }
3100 } // __kmp_stg_print_topology_method
3101 
3102 #endif /* KMP_AFFINITY_SUPPORTED */
3103 
3104 // OMP_PROC_BIND / bind-var is functional on all 4.0 builds, including OS X*
3105 // OMP_PLACES / place-partition-var is not.
3106 static void __kmp_stg_parse_proc_bind(char const *name, char const *value,
3107  void *data) {
3108  kmp_setting_t **rivals = (kmp_setting_t **)data;
3109  int rc;
3110 
3111  rc = __kmp_stg_check_rivals(name, value, rivals);
3112  if (rc) {
3113  return;
3114  }
3115 
3116  // In OMP 4.0 OMP_PROC_BIND is a vector of proc_bind types.
3117  KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
3118  (__kmp_nested_proc_bind.used > 0));
3119 
3120  const char *buf = value;
3121  const char *next;
3122  int num;
3123  SKIP_WS(buf);
3124  if ((*buf >= '0') && (*buf <= '9')) {
3125  next = buf;
3126  SKIP_DIGITS(next);
3127  num = __kmp_str_to_int(buf, *next);
3128  KMP_ASSERT(num >= 0);
3129  buf = next;
3130  SKIP_WS(buf);
3131  } else {
3132  num = -1;
3133  }
3134 
3135  next = buf;
3136  if (__kmp_match_str("disabled", buf, &next)) {
3137  buf = next;
3138  SKIP_WS(buf);
3139 #if KMP_AFFINITY_SUPPORTED
3140  __kmp_affinity_type = affinity_disabled;
3141 #endif /* KMP_AFFINITY_SUPPORTED */
3142  __kmp_nested_proc_bind.used = 1;
3143  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3144  } else if ((num == (int)proc_bind_false) ||
3145  __kmp_match_str("false", buf, &next)) {
3146  buf = next;
3147  SKIP_WS(buf);
3148 #if KMP_AFFINITY_SUPPORTED
3149  __kmp_affinity_type = affinity_none;
3150 #endif /* KMP_AFFINITY_SUPPORTED */
3151  __kmp_nested_proc_bind.used = 1;
3152  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3153  } else if ((num == (int)proc_bind_true) ||
3154  __kmp_match_str("true", buf, &next)) {
3155  buf = next;
3156  SKIP_WS(buf);
3157  __kmp_nested_proc_bind.used = 1;
3158  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
3159  } else {
3160  // Count the number of values in the env var string
3161  const char *scan;
3162  int nelem = 1;
3163  for (scan = buf; *scan != '\0'; scan++) {
3164  if (*scan == ',') {
3165  nelem++;
3166  }
3167  }
3168 
3169  // Create / expand the nested proc_bind array as needed
3170  if (__kmp_nested_proc_bind.size < nelem) {
3171  __kmp_nested_proc_bind.bind_types =
3172  (kmp_proc_bind_t *)KMP_INTERNAL_REALLOC(
3173  __kmp_nested_proc_bind.bind_types,
3174  sizeof(kmp_proc_bind_t) * nelem);
3175  if (__kmp_nested_proc_bind.bind_types == NULL) {
3176  KMP_FATAL(MemoryAllocFailed);
3177  }
3178  __kmp_nested_proc_bind.size = nelem;
3179  }
3180  __kmp_nested_proc_bind.used = nelem;
3181 
3182  if (nelem > 1 && !__kmp_dflt_max_active_levels_set)
3183  __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
3184 
3185  // Save values in the nested proc_bind array
3186  int i = 0;
3187  for (;;) {
3188  enum kmp_proc_bind_t bind;
3189 
3190  if ((num == (int)proc_bind_master) ||
3191  __kmp_match_str("master", buf, &next)) {
3192  buf = next;
3193  SKIP_WS(buf);
3194  bind = proc_bind_master;
3195  } else if ((num == (int)proc_bind_close) ||
3196  __kmp_match_str("close", buf, &next)) {
3197  buf = next;
3198  SKIP_WS(buf);
3199  bind = proc_bind_close;
3200  } else if ((num == (int)proc_bind_spread) ||
3201  __kmp_match_str("spread", buf, &next)) {
3202  buf = next;
3203  SKIP_WS(buf);
3204  bind = proc_bind_spread;
3205  } else {
3206  KMP_WARNING(StgInvalidValue, name, value);
3207  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3208  __kmp_nested_proc_bind.used = 1;
3209  return;
3210  }
3211 
3212  __kmp_nested_proc_bind.bind_types[i++] = bind;
3213  if (i >= nelem) {
3214  break;
3215  }
3216  KMP_DEBUG_ASSERT(*buf == ',');
3217  buf++;
3218  SKIP_WS(buf);
3219 
3220  // Read next value if it was specified as an integer
3221  if ((*buf >= '0') && (*buf <= '9')) {
3222  next = buf;
3223  SKIP_DIGITS(next);
3224  num = __kmp_str_to_int(buf, *next);
3225  KMP_ASSERT(num >= 0);
3226  buf = next;
3227  SKIP_WS(buf);
3228  } else {
3229  num = -1;
3230  }
3231  }
3232  SKIP_WS(buf);
3233  }
3234  if (*buf != '\0') {
3235  KMP_WARNING(ParseExtraCharsWarn, name, buf);
3236  }
3237 }
3238 
3239 static void __kmp_stg_print_proc_bind(kmp_str_buf_t *buffer, char const *name,
3240  void *data) {
3241  int nelem = __kmp_nested_proc_bind.used;
3242  if (__kmp_env_format) {
3243  KMP_STR_BUF_PRINT_NAME;
3244  } else {
3245  __kmp_str_buf_print(buffer, " %s", name);
3246  }
3247  if (nelem == 0) {
3248  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3249  } else {
3250  int i;
3251  __kmp_str_buf_print(buffer, "='", name);
3252  for (i = 0; i < nelem; i++) {
3253  switch (__kmp_nested_proc_bind.bind_types[i]) {
3254  case proc_bind_false:
3255  __kmp_str_buf_print(buffer, "false");
3256  break;
3257 
3258  case proc_bind_true:
3259  __kmp_str_buf_print(buffer, "true");
3260  break;
3261 
3262  case proc_bind_master:
3263  __kmp_str_buf_print(buffer, "master");
3264  break;
3265 
3266  case proc_bind_close:
3267  __kmp_str_buf_print(buffer, "close");
3268  break;
3269 
3270  case proc_bind_spread:
3271  __kmp_str_buf_print(buffer, "spread");
3272  break;
3273 
3274  case proc_bind_intel:
3275  __kmp_str_buf_print(buffer, "intel");
3276  break;
3277 
3278  case proc_bind_default:
3279  __kmp_str_buf_print(buffer, "default");
3280  break;
3281  }
3282  if (i < nelem - 1) {
3283  __kmp_str_buf_print(buffer, ",");
3284  }
3285  }
3286  __kmp_str_buf_print(buffer, "'\n");
3287  }
3288 }
3289 
3290 static void __kmp_stg_parse_display_affinity(char const *name,
3291  char const *value, void *data) {
3292  __kmp_stg_parse_bool(name, value, &__kmp_display_affinity);
3293 }
3294 static void __kmp_stg_print_display_affinity(kmp_str_buf_t *buffer,
3295  char const *name, void *data) {
3296  __kmp_stg_print_bool(buffer, name, __kmp_display_affinity);
3297 }
3298 static void __kmp_stg_parse_affinity_format(char const *name, char const *value,
3299  void *data) {
3300  size_t length = KMP_STRLEN(value);
3301  __kmp_strncpy_truncate(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, value,
3302  length);
3303 }
3304 static void __kmp_stg_print_affinity_format(kmp_str_buf_t *buffer,
3305  char const *name, void *data) {
3306  if (__kmp_env_format) {
3307  KMP_STR_BUF_PRINT_NAME_EX(name);
3308  } else {
3309  __kmp_str_buf_print(buffer, " %s='", name);
3310  }
3311  __kmp_str_buf_print(buffer, "%s'\n", __kmp_affinity_format);
3312 }
3313 
3314 /*-----------------------------------------------------------------------------
3315 OMP_ALLOCATOR sets default allocator. Here is the grammar:
3316 
3317 <allocator> |= <predef-allocator> | <predef-mem-space> |
3318  <predef-mem-space>:<traits>
3319 <traits> |= <trait>=<value> | <trait>=<value>,<traits>
3320 <predef-allocator> |= omp_default_mem_alloc | omp_large_cap_mem_alloc |
3321  omp_const_mem_alloc | omp_high_bw_mem_alloc |
3322  omp_low_lat_mem_alloc | omp_cgroup_mem_alloc |
3323  omp_pteam_mem_alloc | omp_thread_mem_alloc
3324 <predef-mem-space> |= omp_default_mem_space | omp_large_cap_mem_space |
3325  omp_const_mem_space | omp_high_bw_mem_space |
3326  omp_low_lat_mem_space
3327 <trait> |= sync_hint | alignment | access | pool_size | fallback |
3328  fb_data | pinned | partition
3329 <value> |= one of the allowed values of trait |
3330  non-negative integer | <predef-allocator>
3331 -----------------------------------------------------------------------------*/
3332 
3333 static void __kmp_stg_parse_allocator(char const *name, char const *value,
3334  void *data) {
3335  const char *buf = value;
3336  const char *next, *scan, *start;
3337  char *key;
3338  omp_allocator_handle_t al;
3339  omp_memspace_handle_t ms = omp_default_mem_space;
3340  bool is_memspace = false;
3341  int ntraits = 0, count = 0;
3342 
3343  SKIP_WS(buf);
3344  next = buf;
3345  const char *delim = strchr(buf, ':');
3346  const char *predef_mem_space = strstr(buf, "mem_space");
3347 
3348  bool is_memalloc = (!predef_mem_space && !delim) ? true : false;
3349 
3350  // Count the number of traits in the env var string
3351  if (delim) {
3352  ntraits = 1;
3353  for (scan = buf; *scan != '\0'; scan++) {
3354  if (*scan == ',')
3355  ntraits++;
3356  }
3357  }
3358  omp_alloctrait_t *traits =
3359  (omp_alloctrait_t *)KMP_ALLOCA(ntraits * sizeof(omp_alloctrait_t));
3360 
3361 // Helper macros
3362 #define IS_POWER_OF_TWO(n) (((n) & ((n)-1)) == 0)
3363 
3364 #define GET_NEXT(sentinel) \
3365  { \
3366  SKIP_WS(next); \
3367  if (*next == sentinel) \
3368  next++; \
3369  SKIP_WS(next); \
3370  scan = next; \
3371  }
3372 
3373 #define SKIP_PAIR(key) \
3374  { \
3375  char const str_delimiter[] = {',', 0}; \
3376  char *value = __kmp_str_token(CCAST(char *, scan), str_delimiter, \
3377  CCAST(char **, &next)); \
3378  KMP_WARNING(StgInvalidValue, key, value); \
3379  ntraits--; \
3380  SKIP_WS(next); \
3381  scan = next; \
3382  }
3383 
3384 #define SET_KEY() \
3385  { \
3386  char const str_delimiter[] = {'=', 0}; \
3387  key = __kmp_str_token(CCAST(char *, start), str_delimiter, \
3388  CCAST(char **, &next)); \
3389  scan = next; \
3390  }
3391 
3392  scan = next;
3393  while (*next != '\0') {
3394  if (is_memalloc ||
3395  __kmp_match_str("fb_data", scan, &next)) { // allocator check
3396  start = scan;
3397  GET_NEXT('=');
3398  // check HBW and LCAP first as the only non-default supported
3399  if (__kmp_match_str("omp_high_bw_mem_alloc", scan, &next)) {
3400  SKIP_WS(next);
3401  if (is_memalloc) {
3402  if (__kmp_memkind_available) {
3403  __kmp_def_allocator = omp_high_bw_mem_alloc;
3404  return;
3405  } else {
3406  KMP_WARNING(OmpNoAllocator, "omp_high_bw_mem_alloc");
3407  }
3408  } else {
3409  traits[count].key = omp_atk_fb_data;
3410  traits[count].value = RCAST(omp_uintptr_t, omp_high_bw_mem_alloc);
3411  }
3412  } else if (__kmp_match_str("omp_large_cap_mem_alloc", scan, &next)) {
3413  SKIP_WS(next);
3414  if (is_memalloc) {
3415  if (__kmp_memkind_available) {
3416  __kmp_def_allocator = omp_large_cap_mem_alloc;
3417  return;
3418  } else {
3419  KMP_WARNING(OmpNoAllocator, "omp_large_cap_mem_alloc");
3420  }
3421  } else {
3422  traits[count].key = omp_atk_fb_data;
3423  traits[count].value = RCAST(omp_uintptr_t, omp_large_cap_mem_alloc);
3424  }
3425  } else if (__kmp_match_str("omp_default_mem_alloc", scan, &next)) {
3426  // default requested
3427  SKIP_WS(next);
3428  if (!is_memalloc) {
3429  traits[count].key = omp_atk_fb_data;
3430  traits[count].value = RCAST(omp_uintptr_t, omp_default_mem_alloc);
3431  }
3432  } else if (__kmp_match_str("omp_const_mem_alloc", scan, &next)) {
3433  SKIP_WS(next);
3434  if (is_memalloc) {
3435  KMP_WARNING(OmpNoAllocator, "omp_const_mem_alloc");
3436  } else {
3437  traits[count].key = omp_atk_fb_data;
3438  traits[count].value = RCAST(omp_uintptr_t, omp_const_mem_alloc);
3439  }
3440  } else if (__kmp_match_str("omp_low_lat_mem_alloc", scan, &next)) {
3441  SKIP_WS(next);
3442  if (is_memalloc) {
3443  KMP_WARNING(OmpNoAllocator, "omp_low_lat_mem_alloc");
3444  } else {
3445  traits[count].key = omp_atk_fb_data;
3446  traits[count].value = RCAST(omp_uintptr_t, omp_low_lat_mem_alloc);
3447  }
3448  } else if (__kmp_match_str("omp_cgroup_mem_alloc", scan, &next)) {
3449  SKIP_WS(next);
3450  if (is_memalloc) {
3451  KMP_WARNING(OmpNoAllocator, "omp_cgroup_mem_alloc");
3452  } else {
3453  traits[count].key = omp_atk_fb_data;
3454  traits[count].value = RCAST(omp_uintptr_t, omp_cgroup_mem_alloc);
3455  }
3456  } else if (__kmp_match_str("omp_pteam_mem_alloc", scan, &next)) {
3457  SKIP_WS(next);
3458  if (is_memalloc) {
3459  KMP_WARNING(OmpNoAllocator, "omp_pteam_mem_alloc");
3460  } else {
3461  traits[count].key = omp_atk_fb_data;
3462  traits[count].value = RCAST(omp_uintptr_t, omp_pteam_mem_alloc);
3463  }
3464  } else if (__kmp_match_str("omp_thread_mem_alloc", scan, &next)) {
3465  SKIP_WS(next);
3466  if (is_memalloc) {
3467  KMP_WARNING(OmpNoAllocator, "omp_thread_mem_alloc");
3468  } else {
3469  traits[count].key = omp_atk_fb_data;
3470  traits[count].value = RCAST(omp_uintptr_t, omp_thread_mem_alloc);
3471  }
3472  } else {
3473  if (!is_memalloc) {
3474  SET_KEY();
3475  SKIP_PAIR(key);
3476  continue;
3477  }
3478  }
3479  if (is_memalloc) {
3480  __kmp_def_allocator = omp_default_mem_alloc;
3481  if (next == buf || *next != '\0') {
3482  // either no match or extra symbols present after the matched token
3483  KMP_WARNING(StgInvalidValue, name, value);
3484  }
3485  return;
3486  } else {
3487  ++count;
3488  if (count == ntraits)
3489  break;
3490  GET_NEXT(',');
3491  }
3492  } else { // memspace
3493  if (!is_memspace) {
3494  if (__kmp_match_str("omp_default_mem_space", scan, &next)) {
3495  SKIP_WS(next);
3496  ms = omp_default_mem_space;
3497  } else if (__kmp_match_str("omp_large_cap_mem_space", scan, &next)) {
3498  SKIP_WS(next);
3499  ms = omp_large_cap_mem_space;
3500  } else if (__kmp_match_str("omp_const_mem_space", scan, &next)) {
3501  SKIP_WS(next);
3502  ms = omp_const_mem_space;
3503  } else if (__kmp_match_str("omp_high_bw_mem_space", scan, &next)) {
3504  SKIP_WS(next);
3505  ms = omp_high_bw_mem_space;
3506  } else if (__kmp_match_str("omp_low_lat_mem_space", scan, &next)) {
3507  SKIP_WS(next);
3508  ms = omp_low_lat_mem_space;
3509  } else {
3510  __kmp_def_allocator = omp_default_mem_alloc;
3511  if (next == buf || *next != '\0') {
3512  // either no match or extra symbols present after the matched token
3513  KMP_WARNING(StgInvalidValue, name, value);
3514  }
3515  return;
3516  }
3517  is_memspace = true;
3518  }
3519  if (delim) { // traits
3520  GET_NEXT(':');
3521  start = scan;
3522  if (__kmp_match_str("sync_hint", scan, &next)) {
3523  GET_NEXT('=');
3524  traits[count].key = omp_atk_sync_hint;
3525  if (__kmp_match_str("contended", scan, &next)) {
3526  traits[count].value = omp_atv_contended;
3527  } else if (__kmp_match_str("uncontended", scan, &next)) {
3528  traits[count].value = omp_atv_uncontended;
3529  } else if (__kmp_match_str("serialized", scan, &next)) {
3530  traits[count].value = omp_atv_serialized;
3531  } else if (__kmp_match_str("private", scan, &next)) {
3532  traits[count].value = omp_atv_private;
3533  } else {
3534  SET_KEY();
3535  SKIP_PAIR(key);
3536  continue;
3537  }
3538  } else if (__kmp_match_str("alignment", scan, &next)) {
3539  GET_NEXT('=');
3540  if (!isdigit(*next)) {
3541  SET_KEY();
3542  SKIP_PAIR(key);
3543  continue;
3544  }
3545  SKIP_DIGITS(next);
3546  int n = __kmp_str_to_int(scan, ',');
3547  if (n < 0 || !IS_POWER_OF_TWO(n)) {
3548  SET_KEY();
3549  SKIP_PAIR(key);
3550  continue;
3551  }
3552  traits[count].key = omp_atk_alignment;
3553  traits[count].value = n;
3554  } else if (__kmp_match_str("access", scan, &next)) {
3555  GET_NEXT('=');
3556  traits[count].key = omp_atk_access;
3557  if (__kmp_match_str("all", scan, &next)) {
3558  traits[count].value = omp_atv_all;
3559  } else if (__kmp_match_str("cgroup", scan, &next)) {
3560  traits[count].value = omp_atv_cgroup;
3561  } else if (__kmp_match_str("pteam", scan, &next)) {
3562  traits[count].value = omp_atv_pteam;
3563  } else if (__kmp_match_str("thread", scan, &next)) {
3564  traits[count].value = omp_atv_thread;
3565  } else {
3566  SET_KEY();
3567  SKIP_PAIR(key);
3568  continue;
3569  }
3570  } else if (__kmp_match_str("pool_size", scan, &next)) {
3571  GET_NEXT('=');
3572  if (!isdigit(*next)) {
3573  SET_KEY();
3574  SKIP_PAIR(key);
3575  continue;
3576  }
3577  SKIP_DIGITS(next);
3578  int n = __kmp_str_to_int(scan, ',');
3579  if (n < 0) {
3580  SET_KEY();
3581  SKIP_PAIR(key);
3582  continue;
3583  }
3584  traits[count].key = omp_atk_pool_size;
3585  traits[count].value = n;
3586  } else if (__kmp_match_str("fallback", scan, &next)) {
3587  GET_NEXT('=');
3588  traits[count].key = omp_atk_fallback;
3589  if (__kmp_match_str("default_mem_fb", scan, &next)) {
3590  traits[count].value = omp_atv_default_mem_fb;
3591  } else if (__kmp_match_str("null_fb", scan, &next)) {
3592  traits[count].value = omp_atv_null_fb;
3593  } else if (__kmp_match_str("abort_fb", scan, &next)) {
3594  traits[count].value = omp_atv_abort_fb;
3595  } else if (__kmp_match_str("allocator_fb", scan, &next)) {
3596  traits[count].value = omp_atv_allocator_fb;
3597  } else {
3598  SET_KEY();
3599  SKIP_PAIR(key);
3600  continue;
3601  }
3602  } else if (__kmp_match_str("pinned", scan, &next)) {
3603  GET_NEXT('=');
3604  traits[count].key = omp_atk_pinned;
3605  if (__kmp_str_match_true(next)) {
3606  traits[count].value = omp_atv_true;
3607  } else if (__kmp_str_match_false(next)) {
3608  traits[count].value = omp_atv_false;
3609  } else {
3610  SET_KEY();
3611  SKIP_PAIR(key);
3612  continue;
3613  }
3614  } else if (__kmp_match_str("partition", scan, &next)) {
3615  GET_NEXT('=');
3616  traits[count].key = omp_atk_partition;
3617  if (__kmp_match_str("environment", scan, &next)) {
3618  traits[count].value = omp_atv_environment;
3619  } else if (__kmp_match_str("nearest", scan, &next)) {
3620  traits[count].value = omp_atv_nearest;
3621  } else if (__kmp_match_str("blocked", scan, &next)) {
3622  traits[count].value = omp_atv_blocked;
3623  } else if (__kmp_match_str("interleaved", scan, &next)) {
3624  traits[count].value = omp_atv_interleaved;
3625  } else {
3626  SET_KEY();
3627  SKIP_PAIR(key);
3628  continue;
3629  }
3630  } else {
3631  SET_KEY();
3632  SKIP_PAIR(key);
3633  continue;
3634  }
3635  SKIP_WS(next);
3636  ++count;
3637  if (count == ntraits)
3638  break;
3639  GET_NEXT(',');
3640  } // traits
3641  } // memspace
3642  } // while
3643  al = __kmpc_init_allocator(__kmp_get_gtid(), ms, ntraits, traits);
3644  __kmp_def_allocator = (al == omp_null_allocator) ? omp_default_mem_alloc : al;
3645 }
3646 
3647 static void __kmp_stg_print_allocator(kmp_str_buf_t *buffer, char const *name,
3648  void *data) {
3649  if (__kmp_def_allocator == omp_default_mem_alloc) {
3650  __kmp_stg_print_str(buffer, name, "omp_default_mem_alloc");
3651  } else if (__kmp_def_allocator == omp_high_bw_mem_alloc) {
3652  __kmp_stg_print_str(buffer, name, "omp_high_bw_mem_alloc");
3653  } else if (__kmp_def_allocator == omp_large_cap_mem_alloc) {
3654  __kmp_stg_print_str(buffer, name, "omp_large_cap_mem_alloc");
3655  } else if (__kmp_def_allocator == omp_const_mem_alloc) {
3656  __kmp_stg_print_str(buffer, name, "omp_const_mem_alloc");
3657  } else if (__kmp_def_allocator == omp_low_lat_mem_alloc) {
3658  __kmp_stg_print_str(buffer, name, "omp_low_lat_mem_alloc");
3659  } else if (__kmp_def_allocator == omp_cgroup_mem_alloc) {
3660  __kmp_stg_print_str(buffer, name, "omp_cgroup_mem_alloc");
3661  } else if (__kmp_def_allocator == omp_pteam_mem_alloc) {
3662  __kmp_stg_print_str(buffer, name, "omp_pteam_mem_alloc");
3663  } else if (__kmp_def_allocator == omp_thread_mem_alloc) {
3664  __kmp_stg_print_str(buffer, name, "omp_thread_mem_alloc");
3665  }
3666 }
3667 
3668 // -----------------------------------------------------------------------------
3669 // OMP_DYNAMIC
3670 
3671 static void __kmp_stg_parse_omp_dynamic(char const *name, char const *value,
3672  void *data) {
3673  __kmp_stg_parse_bool(name, value, &(__kmp_global.g.g_dynamic));
3674 } // __kmp_stg_parse_omp_dynamic
3675 
3676 static void __kmp_stg_print_omp_dynamic(kmp_str_buf_t *buffer, char const *name,
3677  void *data) {
3678  __kmp_stg_print_bool(buffer, name, __kmp_global.g.g_dynamic);
3679 } // __kmp_stg_print_omp_dynamic
3680 
3681 static void __kmp_stg_parse_kmp_dynamic_mode(char const *name,
3682  char const *value, void *data) {
3683  if (TCR_4(__kmp_init_parallel)) {
3684  KMP_WARNING(EnvParallelWarn, name);
3685  __kmp_env_toPrint(name, 0);
3686  return;
3687  }
3688 #ifdef USE_LOAD_BALANCE
3689  else if (__kmp_str_match("load balance", 2, value) ||
3690  __kmp_str_match("load_balance", 2, value) ||
3691  __kmp_str_match("load-balance", 2, value) ||
3692  __kmp_str_match("loadbalance", 2, value) ||
3693  __kmp_str_match("balance", 1, value)) {
3694  __kmp_global.g.g_dynamic_mode = dynamic_load_balance;
3695  }
3696 #endif /* USE_LOAD_BALANCE */
3697  else if (__kmp_str_match("thread limit", 1, value) ||
3698  __kmp_str_match("thread_limit", 1, value) ||
3699  __kmp_str_match("thread-limit", 1, value) ||
3700  __kmp_str_match("threadlimit", 1, value) ||
3701  __kmp_str_match("limit", 2, value)) {
3702  __kmp_global.g.g_dynamic_mode = dynamic_thread_limit;
3703  } else if (__kmp_str_match("random", 1, value)) {
3704  __kmp_global.g.g_dynamic_mode = dynamic_random;
3705  } else {
3706  KMP_WARNING(StgInvalidValue, name, value);
3707  }
3708 } //__kmp_stg_parse_kmp_dynamic_mode
3709 
3710 static void __kmp_stg_print_kmp_dynamic_mode(kmp_str_buf_t *buffer,
3711  char const *name, void *data) {
3712 #if KMP_DEBUG
3713  if (__kmp_global.g.g_dynamic_mode == dynamic_default) {
3714  __kmp_str_buf_print(buffer, " %s: %s \n", name, KMP_I18N_STR(NotDefined));
3715  }
3716 #ifdef USE_LOAD_BALANCE
3717  else if (__kmp_global.g.g_dynamic_mode == dynamic_load_balance) {
3718  __kmp_stg_print_str(buffer, name, "load balance");
3719  }
3720 #endif /* USE_LOAD_BALANCE */
3721  else if (__kmp_global.g.g_dynamic_mode == dynamic_thread_limit) {
3722  __kmp_stg_print_str(buffer, name, "thread limit");
3723  } else if (__kmp_global.g.g_dynamic_mode == dynamic_random) {
3724  __kmp_stg_print_str(buffer, name, "random");
3725  } else {
3726  KMP_ASSERT(0);
3727  }
3728 #endif /* KMP_DEBUG */
3729 } // __kmp_stg_print_kmp_dynamic_mode
3730 
3731 #ifdef USE_LOAD_BALANCE
3732 
3733 // -----------------------------------------------------------------------------
3734 // KMP_LOAD_BALANCE_INTERVAL
3735 
3736 static void __kmp_stg_parse_ld_balance_interval(char const *name,
3737  char const *value, void *data) {
3738  double interval = __kmp_convert_to_double(value);
3739  if (interval >= 0) {
3740  __kmp_load_balance_interval = interval;
3741  } else {
3742  KMP_WARNING(StgInvalidValue, name, value);
3743  }
3744 } // __kmp_stg_parse_load_balance_interval
3745 
3746 static void __kmp_stg_print_ld_balance_interval(kmp_str_buf_t *buffer,
3747  char const *name, void *data) {
3748 #if KMP_DEBUG
3749  __kmp_str_buf_print(buffer, " %s=%8.6f\n", name,
3750  __kmp_load_balance_interval);
3751 #endif /* KMP_DEBUG */
3752 } // __kmp_stg_print_load_balance_interval
3753 
3754 #endif /* USE_LOAD_BALANCE */
3755 
3756 // -----------------------------------------------------------------------------
3757 // KMP_INIT_AT_FORK
3758 
3759 static void __kmp_stg_parse_init_at_fork(char const *name, char const *value,
3760  void *data) {
3761  __kmp_stg_parse_bool(name, value, &__kmp_need_register_atfork);
3762  if (__kmp_need_register_atfork) {
3763  __kmp_need_register_atfork_specified = TRUE;
3764  }
3765 } // __kmp_stg_parse_init_at_fork
3766 
3767 static void __kmp_stg_print_init_at_fork(kmp_str_buf_t *buffer,
3768  char const *name, void *data) {
3769  __kmp_stg_print_bool(buffer, name, __kmp_need_register_atfork_specified);
3770 } // __kmp_stg_print_init_at_fork
3771 
3772 // -----------------------------------------------------------------------------
3773 // KMP_SCHEDULE
3774 
3775 static void __kmp_stg_parse_schedule(char const *name, char const *value,
3776  void *data) {
3777 
3778  if (value != NULL) {
3779  size_t length = KMP_STRLEN(value);
3780  if (length > INT_MAX) {
3781  KMP_WARNING(LongValue, name);
3782  } else {
3783  const char *semicolon;
3784  if (value[length - 1] == '"' || value[length - 1] == '\'')
3785  KMP_WARNING(UnbalancedQuotes, name);
3786  do {
3787  char sentinel;
3788 
3789  semicolon = strchr(value, ';');
3790  if (*value && semicolon != value) {
3791  const char *comma = strchr(value, ',');
3792 
3793  if (comma) {
3794  ++comma;
3795  sentinel = ',';
3796  } else
3797  sentinel = ';';
3798  if (!__kmp_strcasecmp_with_sentinel("static", value, sentinel)) {
3799  if (!__kmp_strcasecmp_with_sentinel("greedy", comma, ';')) {
3800  __kmp_static = kmp_sch_static_greedy;
3801  continue;
3802  } else if (!__kmp_strcasecmp_with_sentinel("balanced", comma,
3803  ';')) {
3804  __kmp_static = kmp_sch_static_balanced;
3805  continue;
3806  }
3807  } else if (!__kmp_strcasecmp_with_sentinel("guided", value,
3808  sentinel)) {
3809  if (!__kmp_strcasecmp_with_sentinel("iterative", comma, ';')) {
3810  __kmp_guided = kmp_sch_guided_iterative_chunked;
3811  continue;
3812  } else if (!__kmp_strcasecmp_with_sentinel("analytical", comma,
3813  ';')) {
3814  /* analytical not allowed for too many threads */
3815  __kmp_guided = kmp_sch_guided_analytical_chunked;
3816  continue;
3817  }
3818  }
3819  KMP_WARNING(InvalidClause, name, value);
3820  } else
3821  KMP_WARNING(EmptyClause, name);
3822  } while ((value = semicolon ? semicolon + 1 : NULL));
3823  }
3824  }
3825 
3826 } // __kmp_stg_parse__schedule
3827 
3828 static void __kmp_stg_print_schedule(kmp_str_buf_t *buffer, char const *name,
3829  void *data) {
3830  if (__kmp_env_format) {
3831  KMP_STR_BUF_PRINT_NAME_EX(name);
3832  } else {
3833  __kmp_str_buf_print(buffer, " %s='", name);
3834  }
3835  if (__kmp_static == kmp_sch_static_greedy) {
3836  __kmp_str_buf_print(buffer, "%s", "static,greedy");
3837  } else if (__kmp_static == kmp_sch_static_balanced) {
3838  __kmp_str_buf_print(buffer, "%s", "static,balanced");
3839  }
3840  if (__kmp_guided == kmp_sch_guided_iterative_chunked) {
3841  __kmp_str_buf_print(buffer, ";%s'\n", "guided,iterative");
3842  } else if (__kmp_guided == kmp_sch_guided_analytical_chunked) {
3843  __kmp_str_buf_print(buffer, ";%s'\n", "guided,analytical");
3844  }
3845 } // __kmp_stg_print_schedule
3846 
3847 // -----------------------------------------------------------------------------
3848 // OMP_SCHEDULE
3849 
3850 static inline void __kmp_omp_schedule_restore() {
3851 #if KMP_USE_HIER_SCHED
3852  __kmp_hier_scheds.deallocate();
3853 #endif
3854  __kmp_chunk = 0;
3855  __kmp_sched = kmp_sch_default;
3856 }
3857 
3858 // if parse_hier = true:
3859 // Parse [HW,][modifier:]kind[,chunk]
3860 // else:
3861 // Parse [modifier:]kind[,chunk]
3862 static const char *__kmp_parse_single_omp_schedule(const char *name,
3863  const char *value,
3864  bool parse_hier = false) {
3865  /* get the specified scheduling style */
3866  const char *ptr = value;
3867  const char *delim;
3868  int chunk = 0;
3869  enum sched_type sched = kmp_sch_default;
3870  if (*ptr == '\0')
3871  return NULL;
3872  delim = ptr;
3873  while (*delim != ',' && *delim != ':' && *delim != '\0')
3874  delim++;
3875 #if KMP_USE_HIER_SCHED
3876  kmp_hier_layer_e layer = kmp_hier_layer_e::LAYER_THREAD;
3877  if (parse_hier) {
3878  if (*delim == ',') {
3879  if (!__kmp_strcasecmp_with_sentinel("L1", ptr, ',')) {
3880  layer = kmp_hier_layer_e::LAYER_L1;
3881  } else if (!__kmp_strcasecmp_with_sentinel("L2", ptr, ',')) {
3882  layer = kmp_hier_layer_e::LAYER_L2;
3883  } else if (!__kmp_strcasecmp_with_sentinel("L3", ptr, ',')) {
3884  layer = kmp_hier_layer_e::LAYER_L3;
3885  } else if (!__kmp_strcasecmp_with_sentinel("NUMA", ptr, ',')) {
3886  layer = kmp_hier_layer_e::LAYER_NUMA;
3887  }
3888  }
3889  if (layer != kmp_hier_layer_e::LAYER_THREAD && *delim != ',') {
3890  // If there is no comma after the layer, then this schedule is invalid
3891  KMP_WARNING(StgInvalidValue, name, value);
3892  __kmp_omp_schedule_restore();
3893  return NULL;
3894  } else if (layer != kmp_hier_layer_e::LAYER_THREAD) {
3895  ptr = ++delim;
3896  while (*delim != ',' && *delim != ':' && *delim != '\0')
3897  delim++;
3898  }
3899  }
3900 #endif // KMP_USE_HIER_SCHED
3901  // Read in schedule modifier if specified
3902  enum sched_type sched_modifier = (enum sched_type)0;
3903  if (*delim == ':') {
3904  if (!__kmp_strcasecmp_with_sentinel("monotonic", ptr, *delim)) {
3905  sched_modifier = sched_type::kmp_sch_modifier_monotonic;
3906  ptr = ++delim;
3907  while (*delim != ',' && *delim != ':' && *delim != '\0')
3908  delim++;
3909  } else if (!__kmp_strcasecmp_with_sentinel("nonmonotonic", ptr, *delim)) {
3911  ptr = ++delim;
3912  while (*delim != ',' && *delim != ':' && *delim != '\0')
3913  delim++;
3914  } else if (!parse_hier) {
3915  // If there is no proper schedule modifier, then this schedule is invalid
3916  KMP_WARNING(StgInvalidValue, name, value);
3917  __kmp_omp_schedule_restore();
3918  return NULL;
3919  }
3920  }
3921  // Read in schedule kind (required)
3922  if (!__kmp_strcasecmp_with_sentinel("dynamic", ptr, *delim))
3923  sched = kmp_sch_dynamic_chunked;
3924  else if (!__kmp_strcasecmp_with_sentinel("guided", ptr, *delim))
3925  sched = kmp_sch_guided_chunked;
3926  // AC: TODO: probably remove TRAPEZOIDAL (OMP 3.0 does not allow it)
3927  else if (!__kmp_strcasecmp_with_sentinel("auto", ptr, *delim))
3928  sched = kmp_sch_auto;
3929  else if (!__kmp_strcasecmp_with_sentinel("trapezoidal", ptr, *delim))
3930  sched = kmp_sch_trapezoidal;
3931  else if (!__kmp_strcasecmp_with_sentinel("static", ptr, *delim))
3932  sched = kmp_sch_static;
3933 #if KMP_STATIC_STEAL_ENABLED
3934  else if (!__kmp_strcasecmp_with_sentinel("static_steal", ptr, *delim))
3935  sched = kmp_sch_static_steal;
3936 #endif
3937  else {
3938  // If there is no proper schedule kind, then this schedule is invalid
3939  KMP_WARNING(StgInvalidValue, name, value);
3940  __kmp_omp_schedule_restore();
3941  return NULL;
3942  }
3943 
3944  // Read in schedule chunk size if specified
3945  if (*delim == ',') {
3946  ptr = delim + 1;
3947  SKIP_WS(ptr);
3948  if (!isdigit(*ptr)) {
3949  // If there is no chunk after comma, then this schedule is invalid
3950  KMP_WARNING(StgInvalidValue, name, value);
3951  __kmp_omp_schedule_restore();
3952  return NULL;
3953  }
3954  SKIP_DIGITS(ptr);
3955  // auto schedule should not specify chunk size
3956  if (sched == kmp_sch_auto) {
3957  __kmp_msg(kmp_ms_warning, KMP_MSG(IgnoreChunk, name, delim),
3958  __kmp_msg_null);
3959  } else {
3960  if (sched == kmp_sch_static)
3961  sched = kmp_sch_static_chunked;
3962  chunk = __kmp_str_to_int(delim + 1, *ptr);
3963  if (chunk < 1) {
3964  chunk = KMP_DEFAULT_CHUNK;
3965  __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidChunk, name, delim),
3966  __kmp_msg_null);
3967  KMP_INFORM(Using_int_Value, name, __kmp_chunk);
3968  // AC: next block commented out until KMP_DEFAULT_CHUNK != KMP_MIN_CHUNK
3969  // (to improve code coverage :)
3970  // The default chunk size is 1 according to standard, thus making
3971  // KMP_MIN_CHUNK not 1 we would introduce mess:
3972  // wrong chunk becomes 1, but it will be impossible to explicitly set
3973  // to 1 because it becomes KMP_MIN_CHUNK...
3974  // } else if ( chunk < KMP_MIN_CHUNK ) {
3975  // chunk = KMP_MIN_CHUNK;
3976  } else if (chunk > KMP_MAX_CHUNK) {
3977  chunk = KMP_MAX_CHUNK;
3978  __kmp_msg(kmp_ms_warning, KMP_MSG(LargeChunk, name, delim),
3979  __kmp_msg_null);
3980  KMP_INFORM(Using_int_Value, name, chunk);
3981  }
3982  }
3983  } else {
3984  ptr = delim;
3985  }
3986 
3987  SCHEDULE_SET_MODIFIERS(sched, sched_modifier);
3988 
3989 #if KMP_USE_HIER_SCHED
3990  if (layer != kmp_hier_layer_e::LAYER_THREAD) {
3991  __kmp_hier_scheds.append(sched, chunk, layer);
3992  } else
3993 #endif
3994  {
3995  __kmp_chunk = chunk;
3996  __kmp_sched = sched;
3997  }
3998  return ptr;
3999 }
4000 
4001 static void __kmp_stg_parse_omp_schedule(char const *name, char const *value,
4002  void *data) {
4003  size_t length;
4004  const char *ptr = value;
4005  SKIP_WS(ptr);
4006  if (value) {
4007  length = KMP_STRLEN(value);
4008  if (length) {
4009  if (value[length - 1] == '"' || value[length - 1] == '\'')
4010  KMP_WARNING(UnbalancedQuotes, name);
4011 /* get the specified scheduling style */
4012 #if KMP_USE_HIER_SCHED
4013  if (!__kmp_strcasecmp_with_sentinel("EXPERIMENTAL", ptr, ' ')) {
4014  SKIP_TOKEN(ptr);
4015  SKIP_WS(ptr);
4016  while ((ptr = __kmp_parse_single_omp_schedule(name, ptr, true))) {
4017  while (*ptr == ' ' || *ptr == '\t' || *ptr == ':')
4018  ptr++;
4019  if (*ptr == '\0')
4020  break;
4021  }
4022  } else
4023 #endif
4024  __kmp_parse_single_omp_schedule(name, ptr);
4025  } else
4026  KMP_WARNING(EmptyString, name);
4027  }
4028 #if KMP_USE_HIER_SCHED
4029  __kmp_hier_scheds.sort();
4030 #endif
4031  K_DIAG(1, ("__kmp_static == %d\n", __kmp_static))
4032  K_DIAG(1, ("__kmp_guided == %d\n", __kmp_guided))
4033  K_DIAG(1, ("__kmp_sched == %d\n", __kmp_sched))
4034  K_DIAG(1, ("__kmp_chunk == %d\n", __kmp_chunk))
4035 } // __kmp_stg_parse_omp_schedule
4036 
4037 static void __kmp_stg_print_omp_schedule(kmp_str_buf_t *buffer,
4038  char const *name, void *data) {
4039  if (__kmp_env_format) {
4040  KMP_STR_BUF_PRINT_NAME_EX(name);
4041  } else {
4042  __kmp_str_buf_print(buffer, " %s='", name);
4043  }
4044  enum sched_type sched = SCHEDULE_WITHOUT_MODIFIERS(__kmp_sched);
4045  if (SCHEDULE_HAS_MONOTONIC(__kmp_sched)) {
4046  __kmp_str_buf_print(buffer, "monotonic:");
4047  } else if (SCHEDULE_HAS_NONMONOTONIC(__kmp_sched)) {
4048  __kmp_str_buf_print(buffer, "nonmonotonic:");
4049  }
4050  if (__kmp_chunk) {
4051  switch (sched) {
4052  case kmp_sch_dynamic_chunked:
4053  __kmp_str_buf_print(buffer, "%s,%d'\n", "dynamic", __kmp_chunk);
4054  break;
4055  case kmp_sch_guided_iterative_chunked:
4056  case kmp_sch_guided_analytical_chunked:
4057  __kmp_str_buf_print(buffer, "%s,%d'\n", "guided", __kmp_chunk);
4058  break;
4059  case kmp_sch_trapezoidal:
4060  __kmp_str_buf_print(buffer, "%s,%d'\n", "trapezoidal", __kmp_chunk);
4061  break;
4062  case kmp_sch_static:
4063  case kmp_sch_static_chunked:
4064  case kmp_sch_static_balanced:
4065  case kmp_sch_static_greedy:
4066  __kmp_str_buf_print(buffer, "%s,%d'\n", "static", __kmp_chunk);
4067  break;
4068  case kmp_sch_static_steal:
4069  __kmp_str_buf_print(buffer, "%s,%d'\n", "static_steal", __kmp_chunk);
4070  break;
4071  case kmp_sch_auto:
4072  __kmp_str_buf_print(buffer, "%s,%d'\n", "auto", __kmp_chunk);
4073  break;
4074  }
4075  } else {
4076  switch (sched) {
4077  case kmp_sch_dynamic_chunked:
4078  __kmp_str_buf_print(buffer, "%s'\n", "dynamic");
4079  break;
4080  case kmp_sch_guided_iterative_chunked:
4081  case kmp_sch_guided_analytical_chunked:
4082  __kmp_str_buf_print(buffer, "%s'\n", "guided");
4083  break;
4084  case kmp_sch_trapezoidal:
4085  __kmp_str_buf_print(buffer, "%s'\n", "trapezoidal");
4086  break;
4087  case kmp_sch_static:
4088  case kmp_sch_static_chunked:
4089  case kmp_sch_static_balanced:
4090  case kmp_sch_static_greedy:
4091  __kmp_str_buf_print(buffer, "%s'\n", "static");
4092  break;
4093  case kmp_sch_static_steal:
4094  __kmp_str_buf_print(buffer, "%s'\n", "static_steal");
4095  break;
4096  case kmp_sch_auto:
4097  __kmp_str_buf_print(buffer, "%s'\n", "auto");
4098  break;
4099  }
4100  }
4101 } // __kmp_stg_print_omp_schedule
4102 
4103 #if KMP_USE_HIER_SCHED
4104 // -----------------------------------------------------------------------------
4105 // KMP_DISP_HAND_THREAD
4106 static void __kmp_stg_parse_kmp_hand_thread(char const *name, char const *value,
4107  void *data) {
4108  __kmp_stg_parse_bool(name, value, &(__kmp_dispatch_hand_threading));
4109 } // __kmp_stg_parse_kmp_hand_thread
4110 
4111 static void __kmp_stg_print_kmp_hand_thread(kmp_str_buf_t *buffer,
4112  char const *name, void *data) {
4113  __kmp_stg_print_bool(buffer, name, __kmp_dispatch_hand_threading);
4114 } // __kmp_stg_print_kmp_hand_thread
4115 #endif
4116 
4117 // -----------------------------------------------------------------------------
4118 // KMP_ATOMIC_MODE
4119 
4120 static void __kmp_stg_parse_atomic_mode(char const *name, char const *value,
4121  void *data) {
4122  // Modes: 0 -- do not change default; 1 -- Intel perf mode, 2 -- GOMP
4123  // compatibility mode.
4124  int mode = 0;
4125  int max = 1;
4126 #ifdef KMP_GOMP_COMPAT
4127  max = 2;
4128 #endif /* KMP_GOMP_COMPAT */
4129  __kmp_stg_parse_int(name, value, 0, max, &mode);
4130  // TODO; parse_int is not very suitable for this case. In case of overflow it
4131  // is better to use
4132  // 0 rather that max value.
4133  if (mode > 0) {
4134  __kmp_atomic_mode = mode;
4135  }
4136 } // __kmp_stg_parse_atomic_mode
4137 
4138 static void __kmp_stg_print_atomic_mode(kmp_str_buf_t *buffer, char const *name,
4139  void *data) {
4140  __kmp_stg_print_int(buffer, name, __kmp_atomic_mode);
4141 } // __kmp_stg_print_atomic_mode
4142 
4143 // -----------------------------------------------------------------------------
4144 // KMP_CONSISTENCY_CHECK
4145 
4146 static void __kmp_stg_parse_consistency_check(char const *name,
4147  char const *value, void *data) {
4148  if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
4149  // Note, this will not work from kmp_set_defaults because th_cons stack was
4150  // not allocated
4151  // for existed thread(s) thus the first __kmp_push_<construct> will break
4152  // with assertion.
4153  // TODO: allocate th_cons if called from kmp_set_defaults.
4154  __kmp_env_consistency_check = TRUE;
4155  } else if (!__kmp_strcasecmp_with_sentinel("none", value, 0)) {
4156  __kmp_env_consistency_check = FALSE;
4157  } else {
4158  KMP_WARNING(StgInvalidValue, name, value);
4159  }
4160 } // __kmp_stg_parse_consistency_check
4161 
4162 static void __kmp_stg_print_consistency_check(kmp_str_buf_t *buffer,
4163  char const *name, void *data) {
4164 #if KMP_DEBUG
4165  const char *value = NULL;
4166 
4167  if (__kmp_env_consistency_check) {
4168  value = "all";
4169  } else {
4170  value = "none";
4171  }
4172 
4173  if (value != NULL) {
4174  __kmp_stg_print_str(buffer, name, value);
4175  }
4176 #endif /* KMP_DEBUG */
4177 } // __kmp_stg_print_consistency_check
4178 
4179 #if USE_ITT_BUILD
4180 // -----------------------------------------------------------------------------
4181 // KMP_ITT_PREPARE_DELAY
4182 
4183 #if USE_ITT_NOTIFY
4184 
4185 static void __kmp_stg_parse_itt_prepare_delay(char const *name,
4186  char const *value, void *data) {
4187  // Experimental code: KMP_ITT_PREPARE_DELAY specifies numbert of loop
4188  // iterations.
4189  int delay = 0;
4190  __kmp_stg_parse_int(name, value, 0, INT_MAX, &delay);
4191  __kmp_itt_prepare_delay = delay;
4192 } // __kmp_str_parse_itt_prepare_delay
4193 
4194 static void __kmp_stg_print_itt_prepare_delay(kmp_str_buf_t *buffer,
4195  char const *name, void *data) {
4196  __kmp_stg_print_uint64(buffer, name, __kmp_itt_prepare_delay);
4197 
4198 } // __kmp_str_print_itt_prepare_delay
4199 
4200 #endif // USE_ITT_NOTIFY
4201 #endif /* USE_ITT_BUILD */
4202 
4203 // -----------------------------------------------------------------------------
4204 // KMP_MALLOC_POOL_INCR
4205 
4206 static void __kmp_stg_parse_malloc_pool_incr(char const *name,
4207  char const *value, void *data) {
4208  __kmp_stg_parse_size(name, value, KMP_MIN_MALLOC_POOL_INCR,
4209  KMP_MAX_MALLOC_POOL_INCR, NULL, &__kmp_malloc_pool_incr,
4210  1);
4211 } // __kmp_stg_parse_malloc_pool_incr
4212 
4213 static void __kmp_stg_print_malloc_pool_incr(kmp_str_buf_t *buffer,
4214  char const *name, void *data) {
4215  __kmp_stg_print_size(buffer, name, __kmp_malloc_pool_incr);
4216 
4217 } // _kmp_stg_print_malloc_pool_incr
4218 
4219 #ifdef KMP_DEBUG
4220 
4221 // -----------------------------------------------------------------------------
4222 // KMP_PAR_RANGE
4223 
4224 static void __kmp_stg_parse_par_range_env(char const *name, char const *value,
4225  void *data) {
4226  __kmp_stg_parse_par_range(name, value, &__kmp_par_range,
4227  __kmp_par_range_routine, __kmp_par_range_filename,
4228  &__kmp_par_range_lb, &__kmp_par_range_ub);
4229 } // __kmp_stg_parse_par_range_env
4230 
4231 static void __kmp_stg_print_par_range_env(kmp_str_buf_t *buffer,
4232  char const *name, void *data) {
4233  if (__kmp_par_range != 0) {
4234  __kmp_stg_print_str(buffer, name, par_range_to_print);
4235  }
4236 } // __kmp_stg_print_par_range_env
4237 
4238 #endif
4239 
4240 // -----------------------------------------------------------------------------
4241 // KMP_GTID_MODE
4242 
4243 static void __kmp_stg_parse_gtid_mode(char const *name, char const *value,
4244  void *data) {
4245  // Modes:
4246  // 0 -- do not change default
4247  // 1 -- sp search
4248  // 2 -- use "keyed" TLS var, i.e.
4249  // pthread_getspecific(Linux* OS/OS X*) or TlsGetValue(Windows* OS)
4250  // 3 -- __declspec(thread) TLS var in tdata section
4251  int mode = 0;
4252  int max = 2;
4253 #ifdef KMP_TDATA_GTID
4254  max = 3;
4255 #endif /* KMP_TDATA_GTID */
4256  __kmp_stg_parse_int(name, value, 0, max, &mode);
4257  // TODO; parse_int is not very suitable for this case. In case of overflow it
4258  // is better to use 0 rather that max value.
4259  if (mode == 0) {
4260  __kmp_adjust_gtid_mode = TRUE;
4261  } else {
4262  __kmp_gtid_mode = mode;
4263  __kmp_adjust_gtid_mode = FALSE;
4264  }
4265 } // __kmp_str_parse_gtid_mode
4266 
4267 static void __kmp_stg_print_gtid_mode(kmp_str_buf_t *buffer, char const *name,
4268  void *data) {
4269  if (__kmp_adjust_gtid_mode) {
4270  __kmp_stg_print_int(buffer, name, 0);
4271  } else {
4272  __kmp_stg_print_int(buffer, name, __kmp_gtid_mode);
4273  }
4274 } // __kmp_stg_print_gtid_mode
4275 
4276 // -----------------------------------------------------------------------------
4277 // KMP_NUM_LOCKS_IN_BLOCK
4278 
4279 static void __kmp_stg_parse_lock_block(char const *name, char const *value,
4280  void *data) {
4281  __kmp_stg_parse_int(name, value, 0, KMP_INT_MAX, &__kmp_num_locks_in_block);
4282 } // __kmp_str_parse_lock_block
4283 
4284 static void __kmp_stg_print_lock_block(kmp_str_buf_t *buffer, char const *name,
4285  void *data) {
4286  __kmp_stg_print_int(buffer, name, __kmp_num_locks_in_block);
4287 } // __kmp_stg_print_lock_block
4288 
4289 // -----------------------------------------------------------------------------
4290 // KMP_LOCK_KIND
4291 
4292 #if KMP_USE_DYNAMIC_LOCK
4293 #define KMP_STORE_LOCK_SEQ(a) (__kmp_user_lock_seq = lockseq_##a)
4294 #else
4295 #define KMP_STORE_LOCK_SEQ(a)
4296 #endif
4297 
4298 static void __kmp_stg_parse_lock_kind(char const *name, char const *value,
4299  void *data) {
4300  if (__kmp_init_user_locks) {
4301  KMP_WARNING(EnvLockWarn, name);
4302  return;
4303  }
4304 
4305  if (__kmp_str_match("tas", 2, value) ||
4306  __kmp_str_match("test and set", 2, value) ||
4307  __kmp_str_match("test_and_set", 2, value) ||
4308  __kmp_str_match("test-and-set", 2, value) ||
4309  __kmp_str_match("test andset", 2, value) ||
4310  __kmp_str_match("test_andset", 2, value) ||
4311  __kmp_str_match("test-andset", 2, value) ||
4312  __kmp_str_match("testand set", 2, value) ||
4313  __kmp_str_match("testand_set", 2, value) ||
4314  __kmp_str_match("testand-set", 2, value) ||
4315  __kmp_str_match("testandset", 2, value)) {
4316  __kmp_user_lock_kind = lk_tas;
4317  KMP_STORE_LOCK_SEQ(tas);
4318  }
4319 #if KMP_USE_FUTEX
4320  else if (__kmp_str_match("futex", 1, value)) {
4321  if (__kmp_futex_determine_capable()) {
4322  __kmp_user_lock_kind = lk_futex;
4323  KMP_STORE_LOCK_SEQ(futex);
4324  } else {
4325  KMP_WARNING(FutexNotSupported, name, value);
4326  }
4327  }
4328 #endif
4329  else if (__kmp_str_match("ticket", 2, value)) {
4330  __kmp_user_lock_kind = lk_ticket;
4331  KMP_STORE_LOCK_SEQ(ticket);
4332  } else if (__kmp_str_match("queuing", 1, value) ||
4333  __kmp_str_match("queue", 1, value)) {
4334  __kmp_user_lock_kind = lk_queuing;
4335  KMP_STORE_LOCK_SEQ(queuing);
4336  } else if (__kmp_str_match("drdpa ticket", 1, value) ||
4337  __kmp_str_match("drdpa_ticket", 1, value) ||
4338  __kmp_str_match("drdpa-ticket", 1, value) ||
4339  __kmp_str_match("drdpaticket", 1, value) ||
4340  __kmp_str_match("drdpa", 1, value)) {
4341  __kmp_user_lock_kind = lk_drdpa;
4342  KMP_STORE_LOCK_SEQ(drdpa);
4343  }
4344 #if KMP_USE_ADAPTIVE_LOCKS
4345  else if (__kmp_str_match("adaptive", 1, value)) {
4346  if (__kmp_cpuinfo.rtm) { // ??? Is cpuinfo available here?
4347  __kmp_user_lock_kind = lk_adaptive;
4348  KMP_STORE_LOCK_SEQ(adaptive);
4349  } else {
4350  KMP_WARNING(AdaptiveNotSupported, name, value);
4351  __kmp_user_lock_kind = lk_queuing;
4352  KMP_STORE_LOCK_SEQ(queuing);
4353  }
4354  }
4355 #endif // KMP_USE_ADAPTIVE_LOCKS
4356 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4357  else if (__kmp_str_match("rtm_queuing", 1, value)) {
4358  if (__kmp_cpuinfo.rtm) {
4359  __kmp_user_lock_kind = lk_rtm_queuing;
4360  KMP_STORE_LOCK_SEQ(rtm_queuing);
4361  } else {
4362  KMP_WARNING(AdaptiveNotSupported, name, value);
4363  __kmp_user_lock_kind = lk_queuing;
4364  KMP_STORE_LOCK_SEQ(queuing);
4365  }
4366  } else if (__kmp_str_match("rtm_spin", 1, value)) {
4367  if (__kmp_cpuinfo.rtm) {
4368  __kmp_user_lock_kind = lk_rtm_spin;
4369  KMP_STORE_LOCK_SEQ(rtm_spin);
4370  } else {
4371  KMP_WARNING(AdaptiveNotSupported, name, value);
4372  __kmp_user_lock_kind = lk_tas;
4373  KMP_STORE_LOCK_SEQ(queuing);
4374  }
4375  } else if (__kmp_str_match("hle", 1, value)) {
4376  __kmp_user_lock_kind = lk_hle;
4377  KMP_STORE_LOCK_SEQ(hle);
4378  }
4379 #endif
4380  else {
4381  KMP_WARNING(StgInvalidValue, name, value);
4382  }
4383 }
4384 
4385 static void __kmp_stg_print_lock_kind(kmp_str_buf_t *buffer, char const *name,
4386  void *data) {
4387  const char *value = NULL;
4388 
4389  switch (__kmp_user_lock_kind) {
4390  case lk_default:
4391  value = "default";
4392  break;
4393 
4394  case lk_tas:
4395  value = "tas";
4396  break;
4397 
4398 #if KMP_USE_FUTEX
4399  case lk_futex:
4400  value = "futex";
4401  break;
4402 #endif
4403 
4404 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4405  case lk_rtm_queuing:
4406  value = "rtm_queuing";
4407  break;
4408 
4409  case lk_rtm_spin:
4410  value = "rtm_spin";
4411  break;
4412 
4413  case lk_hle:
4414  value = "hle";
4415  break;
4416 #endif
4417 
4418  case lk_ticket:
4419  value = "ticket";
4420  break;
4421 
4422  case lk_queuing:
4423  value = "queuing";
4424  break;
4425 
4426  case lk_drdpa:
4427  value = "drdpa";
4428  break;
4429 #if KMP_USE_ADAPTIVE_LOCKS
4430  case lk_adaptive:
4431  value = "adaptive";
4432  break;
4433 #endif
4434  }
4435 
4436  if (value != NULL) {
4437  __kmp_stg_print_str(buffer, name, value);
4438  }
4439 }
4440 
4441 // -----------------------------------------------------------------------------
4442 // KMP_SPIN_BACKOFF_PARAMS
4443 
4444 // KMP_SPIN_BACKOFF_PARAMS=max_backoff[,min_tick] (max backoff size, min tick
4445 // for machine pause)
4446 static void __kmp_stg_parse_spin_backoff_params(const char *name,
4447  const char *value, void *data) {
4448  const char *next = value;
4449 
4450  int total = 0; // Count elements that were set. It'll be used as an array size
4451  int prev_comma = FALSE; // For correct processing sequential commas
4452  int i;
4453 
4454  kmp_uint32 max_backoff = __kmp_spin_backoff_params.max_backoff;
4455  kmp_uint32 min_tick = __kmp_spin_backoff_params.min_tick;
4456 
4457  // Run only 3 iterations because it is enough to read two values or find a
4458  // syntax error
4459  for (i = 0; i < 3; i++) {
4460  SKIP_WS(next);
4461 
4462  if (*next == '\0') {
4463  break;
4464  }
4465  // Next character is not an integer or not a comma OR number of values > 2
4466  // => end of list
4467  if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4468  KMP_WARNING(EnvSyntaxError, name, value);
4469  return;
4470  }
4471  // The next character is ','
4472  if (*next == ',') {
4473  // ',' is the first character
4474  if (total == 0 || prev_comma) {
4475  total++;
4476  }
4477  prev_comma = TRUE;
4478  next++; // skip ','
4479  SKIP_WS(next);
4480  }
4481  // Next character is a digit
4482  if (*next >= '0' && *next <= '9') {
4483  int num;
4484  const char *buf = next;
4485  char const *msg = NULL;
4486  prev_comma = FALSE;
4487  SKIP_DIGITS(next);
4488  total++;
4489 
4490  const char *tmp = next;
4491  SKIP_WS(tmp);
4492  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4493  KMP_WARNING(EnvSpacesNotAllowed, name, value);
4494  return;
4495  }
4496 
4497  num = __kmp_str_to_int(buf, *next);
4498  if (num <= 0) { // The number of retries should be > 0
4499  msg = KMP_I18N_STR(ValueTooSmall);
4500  num = 1;
4501  } else if (num > KMP_INT_MAX) {
4502  msg = KMP_I18N_STR(ValueTooLarge);
4503  num = KMP_INT_MAX;
4504  }
4505  if (msg != NULL) {
4506  // Message is not empty. Print warning.
4507  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4508  KMP_INFORM(Using_int_Value, name, num);
4509  }
4510  if (total == 1) {
4511  max_backoff = num;
4512  } else if (total == 2) {
4513  min_tick = num;
4514  }
4515  }
4516  }
4517  KMP_DEBUG_ASSERT(total > 0);
4518  if (total <= 0) {
4519  KMP_WARNING(EnvSyntaxError, name, value);
4520  return;
4521  }
4522  __kmp_spin_backoff_params.max_backoff = max_backoff;
4523  __kmp_spin_backoff_params.min_tick = min_tick;
4524 }
4525 
4526 static void __kmp_stg_print_spin_backoff_params(kmp_str_buf_t *buffer,
4527  char const *name, void *data) {
4528  if (__kmp_env_format) {
4529  KMP_STR_BUF_PRINT_NAME_EX(name);
4530  } else {
4531  __kmp_str_buf_print(buffer, " %s='", name);
4532  }
4533  __kmp_str_buf_print(buffer, "%d,%d'\n", __kmp_spin_backoff_params.max_backoff,
4534  __kmp_spin_backoff_params.min_tick);
4535 }
4536 
4537 #if KMP_USE_ADAPTIVE_LOCKS
4538 
4539 // -----------------------------------------------------------------------------
4540 // KMP_ADAPTIVE_LOCK_PROPS, KMP_SPECULATIVE_STATSFILE
4541 
4542 // Parse out values for the tunable parameters from a string of the form
4543 // KMP_ADAPTIVE_LOCK_PROPS=max_soft_retries[,max_badness]
4544 static void __kmp_stg_parse_adaptive_lock_props(const char *name,
4545  const char *value, void *data) {
4546  int max_retries = 0;
4547  int max_badness = 0;
4548 
4549  const char *next = value;
4550 
4551  int total = 0; // Count elements that were set. It'll be used as an array size
4552  int prev_comma = FALSE; // For correct processing sequential commas
4553  int i;
4554 
4555  // Save values in the structure __kmp_speculative_backoff_params
4556  // Run only 3 iterations because it is enough to read two values or find a
4557  // syntax error
4558  for (i = 0; i < 3; i++) {
4559  SKIP_WS(next);
4560 
4561  if (*next == '\0') {
4562  break;
4563  }
4564  // Next character is not an integer or not a comma OR number of values > 2
4565  // => end of list
4566  if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4567  KMP_WARNING(EnvSyntaxError, name, value);
4568  return;
4569  }
4570  // The next character is ','
4571  if (*next == ',') {
4572  // ',' is the first character
4573  if (total == 0 || prev_comma) {
4574  total++;
4575  }
4576  prev_comma = TRUE;
4577  next++; // skip ','
4578  SKIP_WS(next);
4579  }
4580  // Next character is a digit
4581  if (*next >= '0' && *next <= '9') {
4582  int num;
4583  const char *buf = next;
4584  char const *msg = NULL;
4585  prev_comma = FALSE;
4586  SKIP_DIGITS(next);
4587  total++;
4588 
4589  const char *tmp = next;
4590  SKIP_WS(tmp);
4591  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4592  KMP_WARNING(EnvSpacesNotAllowed, name, value);
4593  return;
4594  }
4595 
4596  num = __kmp_str_to_int(buf, *next);
4597  if (num < 0) { // The number of retries should be >= 0
4598  msg = KMP_I18N_STR(ValueTooSmall);
4599  num = 1;
4600  } else if (num > KMP_INT_MAX) {
4601  msg = KMP_I18N_STR(ValueTooLarge);
4602  num = KMP_INT_MAX;
4603  }
4604  if (msg != NULL) {
4605  // Message is not empty. Print warning.
4606  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4607  KMP_INFORM(Using_int_Value, name, num);
4608  }
4609  if (total == 1) {
4610  max_retries = num;
4611  } else if (total == 2) {
4612  max_badness = num;
4613  }
4614  }
4615  }
4616  KMP_DEBUG_ASSERT(total > 0);
4617  if (total <= 0) {
4618  KMP_WARNING(EnvSyntaxError, name, value);
4619  return;
4620  }
4621  __kmp_adaptive_backoff_params.max_soft_retries = max_retries;
4622  __kmp_adaptive_backoff_params.max_badness = max_badness;
4623 }
4624 
4625 static void __kmp_stg_print_adaptive_lock_props(kmp_str_buf_t *buffer,
4626  char const *name, void *data) {
4627  if (__kmp_env_format) {
4628  KMP_STR_BUF_PRINT_NAME_EX(name);
4629  } else {
4630  __kmp_str_buf_print(buffer, " %s='", name);
4631  }
4632  __kmp_str_buf_print(buffer, "%d,%d'\n",
4633  __kmp_adaptive_backoff_params.max_soft_retries,
4634  __kmp_adaptive_backoff_params.max_badness);
4635 } // __kmp_stg_print_adaptive_lock_props
4636 
4637 #if KMP_DEBUG_ADAPTIVE_LOCKS
4638 
4639 static void __kmp_stg_parse_speculative_statsfile(char const *name,
4640  char const *value,
4641  void *data) {
4642  __kmp_stg_parse_file(name, value, "", CCAST(char**, &__kmp_speculative_statsfile));
4643 } // __kmp_stg_parse_speculative_statsfile
4644 
4645 static void __kmp_stg_print_speculative_statsfile(kmp_str_buf_t *buffer,
4646  char const *name,
4647  void *data) {
4648  if (__kmp_str_match("-", 0, __kmp_speculative_statsfile)) {
4649  __kmp_stg_print_str(buffer, name, "stdout");
4650  } else {
4651  __kmp_stg_print_str(buffer, name, __kmp_speculative_statsfile);
4652  }
4653 
4654 } // __kmp_stg_print_speculative_statsfile
4655 
4656 #endif // KMP_DEBUG_ADAPTIVE_LOCKS
4657 
4658 #endif // KMP_USE_ADAPTIVE_LOCKS
4659 
4660 // -----------------------------------------------------------------------------
4661 // KMP_HW_SUBSET (was KMP_PLACE_THREADS)
4662 
4663 // The longest observable sequence of items is
4664 // Socket-Node-Tile-Core-Thread
4665 // So, let's limit to 5 levels for now
4666 // The input string is usually short enough, let's use 512 limit for now
4667 #define MAX_T_LEVEL 5
4668 #define MAX_STR_LEN 512
4669 static void __kmp_stg_parse_hw_subset(char const *name, char const *value,
4670  void *data) {
4671  // Value example: 1s,5c@3,2T
4672  // Which means "use 1 socket, 5 cores with offset 3, 2 threads per core"
4673  kmp_setting_t **rivals = (kmp_setting_t **)data;
4674  if (strcmp(name, "KMP_PLACE_THREADS") == 0) {
4675  KMP_INFORM(EnvVarDeprecated, name, "KMP_HW_SUBSET");
4676  }
4677  if (__kmp_stg_check_rivals(name, value, rivals)) {
4678  return;
4679  }
4680 
4681  char *components[MAX_T_LEVEL];
4682  char const *digits = "0123456789";
4683  char input[MAX_STR_LEN];
4684  size_t len = 0, mlen = MAX_STR_LEN;
4685  int level = 0;
4686  // Canonize the string (remove spaces, unify delimiters, etc.)
4687  char *pos = CCAST(char *, value);
4688  while (*pos && mlen) {
4689  if (*pos != ' ') { // skip spaces
4690  if (len == 0 && *pos == ':') {
4691  __kmp_hws_abs_flag = 1; // if the first symbol is ":", skip it
4692  } else {
4693  input[len] = (char)(toupper(*pos));
4694  if (input[len] == 'X')
4695  input[len] = ','; // unify delimiters of levels
4696  if (input[len] == 'O' && strchr(digits, *(pos + 1)))
4697  input[len] = '@'; // unify delimiters of offset
4698  len++;
4699  }
4700  }
4701  mlen--;
4702  pos++;
4703  }
4704  if (len == 0 || mlen == 0)
4705  goto err; // contents is either empty or too long
4706  input[len] = '\0';
4707  __kmp_hws_requested = 1; // mark that subset requested
4708  // Split by delimiter
4709  pos = input;
4710  components[level++] = pos;
4711  while ((pos = strchr(pos, ','))) {
4712  if (level >= MAX_T_LEVEL)
4713  goto err; // too many components provided
4714  *pos = '\0'; // modify input and avoid more copying
4715  components[level++] = ++pos; // expect something after ","
4716  }
4717  // Check each component
4718  for (int i = 0; i < level; ++i) {
4719  int offset = 0;
4720  int num = atoi(components[i]); // each component should start with a number
4721  if ((pos = strchr(components[i], '@'))) {
4722  offset = atoi(pos + 1); // save offset
4723  *pos = '\0'; // cut the offset from the component
4724  }
4725  pos = components[i] + strspn(components[i], digits);
4726  if (pos == components[i])
4727  goto err;
4728  // detect the component type
4729  switch (*pos) {
4730  case 'S': // Socket
4731  if (__kmp_hws_socket.num > 0)
4732  goto err; // duplicate is not allowed
4733  __kmp_hws_socket.num = num;
4734  __kmp_hws_socket.offset = offset;
4735  break;
4736  case 'N': // NUMA Node
4737  if (__kmp_hws_node.num > 0)
4738  goto err; // duplicate is not allowed
4739  __kmp_hws_node.num = num;
4740  __kmp_hws_node.offset = offset;
4741  break;
4742  case 'L': // Cache
4743  if (*(pos + 1) == '2') { // L2 - Tile
4744  if (__kmp_hws_tile.num > 0)
4745  goto err; // duplicate is not allowed
4746  __kmp_hws_tile.num = num;
4747  __kmp_hws_tile.offset = offset;
4748  } else if (*(pos + 1) == '3') { // L3 - Socket
4749  if (__kmp_hws_socket.num > 0)
4750  goto err; // duplicate is not allowed
4751  __kmp_hws_socket.num = num;
4752  __kmp_hws_socket.offset = offset;
4753  } else if (*(pos + 1) == '1') { // L1 - Core
4754  if (__kmp_hws_core.num > 0)
4755  goto err; // duplicate is not allowed
4756  __kmp_hws_core.num = num;
4757  __kmp_hws_core.offset = offset;
4758  }
4759  break;
4760  case 'C': // Core (or Cache?)
4761  if (*(pos + 1) != 'A') {
4762  if (__kmp_hws_core.num > 0)
4763  goto err; // duplicate is not allowed
4764  __kmp_hws_core.num = num;
4765  __kmp_hws_core.offset = offset;
4766  } else { // Cache
4767  char *d = pos + strcspn(pos, digits); // find digit
4768  if (*d == '2') { // L2 - Tile
4769  if (__kmp_hws_tile.num > 0)
4770  goto err; // duplicate is not allowed
4771  __kmp_hws_tile.num = num;
4772  __kmp_hws_tile.offset = offset;
4773  } else if (*d == '3') { // L3 - Socket
4774  if (__kmp_hws_socket.num > 0)
4775  goto err; // duplicate is not allowed
4776  __kmp_hws_socket.num = num;
4777  __kmp_hws_socket.offset = offset;
4778  } else if (*d == '1') { // L1 - Core
4779  if (__kmp_hws_core.num > 0)
4780  goto err; // duplicate is not allowed
4781  __kmp_hws_core.num = num;
4782  __kmp_hws_core.offset = offset;
4783  } else {
4784  goto err;
4785  }
4786  }
4787  break;
4788  case 'T': // Thread
4789  if (__kmp_hws_proc.num > 0)
4790  goto err; // duplicate is not allowed
4791  __kmp_hws_proc.num = num;
4792  __kmp_hws_proc.offset = offset;
4793  break;
4794  default:
4795  goto err;
4796  }
4797  }
4798  return;
4799 err:
4800  KMP_WARNING(AffHWSubsetInvalid, name, value);
4801  __kmp_hws_requested = 0; // mark that subset not requested
4802  return;
4803 }
4804 
4805 static void __kmp_stg_print_hw_subset(kmp_str_buf_t *buffer, char const *name,
4806  void *data) {
4807  if (__kmp_hws_requested) {
4808  int comma = 0;
4809  kmp_str_buf_t buf;
4810  __kmp_str_buf_init(&buf);
4811  if (__kmp_env_format)
4812  KMP_STR_BUF_PRINT_NAME_EX(name);
4813  else
4814  __kmp_str_buf_print(buffer, " %s='", name);
4815  if (__kmp_hws_socket.num) {
4816  __kmp_str_buf_print(&buf, "%ds", __kmp_hws_socket.num);
4817  if (__kmp_hws_socket.offset)
4818  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_socket.offset);
4819  comma = 1;
4820  }
4821  if (__kmp_hws_node.num) {
4822  __kmp_str_buf_print(&buf, "%s%dn", comma ? "," : "", __kmp_hws_node.num);
4823  if (__kmp_hws_node.offset)
4824  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_node.offset);
4825  comma = 1;
4826  }
4827  if (__kmp_hws_tile.num) {
4828  __kmp_str_buf_print(&buf, "%s%dL2", comma ? "," : "", __kmp_hws_tile.num);
4829  if (__kmp_hws_tile.offset)
4830  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_tile.offset);
4831  comma = 1;
4832  }
4833  if (__kmp_hws_core.num) {
4834  __kmp_str_buf_print(&buf, "%s%dc", comma ? "," : "", __kmp_hws_core.num);
4835  if (__kmp_hws_core.offset)
4836  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_core.offset);
4837  comma = 1;
4838  }
4839  if (__kmp_hws_proc.num)
4840  __kmp_str_buf_print(&buf, "%s%dt", comma ? "," : "", __kmp_hws_proc.num);
4841  __kmp_str_buf_print(buffer, "%s'\n", buf.str);
4842  __kmp_str_buf_free(&buf);
4843  }
4844 }
4845 
4846 #if USE_ITT_BUILD
4847 // -----------------------------------------------------------------------------
4848 // KMP_FORKJOIN_FRAMES
4849 
4850 static void __kmp_stg_parse_forkjoin_frames(char const *name, char const *value,
4851  void *data) {
4852  __kmp_stg_parse_bool(name, value, &__kmp_forkjoin_frames);
4853 } // __kmp_stg_parse_forkjoin_frames
4854 
4855 static void __kmp_stg_print_forkjoin_frames(kmp_str_buf_t *buffer,
4856  char const *name, void *data) {
4857  __kmp_stg_print_bool(buffer, name, __kmp_forkjoin_frames);
4858 } // __kmp_stg_print_forkjoin_frames
4859 
4860 // -----------------------------------------------------------------------------
4861 // KMP_FORKJOIN_FRAMES_MODE
4862 
4863 static void __kmp_stg_parse_forkjoin_frames_mode(char const *name,
4864  char const *value,
4865  void *data) {
4866  __kmp_stg_parse_int(name, value, 0, 3, &__kmp_forkjoin_frames_mode);
4867 } // __kmp_stg_parse_forkjoin_frames
4868 
4869 static void __kmp_stg_print_forkjoin_frames_mode(kmp_str_buf_t *buffer,
4870  char const *name, void *data) {
4871  __kmp_stg_print_int(buffer, name, __kmp_forkjoin_frames_mode);
4872 } // __kmp_stg_print_forkjoin_frames
4873 #endif /* USE_ITT_BUILD */
4874 
4875 // -----------------------------------------------------------------------------
4876 // KMP_ENABLE_TASK_THROTTLING
4877 
4878 static void __kmp_stg_parse_task_throttling(char const *name,
4879  char const *value, void *data) {
4880  __kmp_stg_parse_bool(name, value, &__kmp_enable_task_throttling);
4881 } // __kmp_stg_parse_task_throttling
4882 
4883 
4884 static void __kmp_stg_print_task_throttling(kmp_str_buf_t *buffer,
4885  char const *name, void *data) {
4886  __kmp_stg_print_bool(buffer, name, __kmp_enable_task_throttling);
4887 } // __kmp_stg_print_task_throttling
4888 
4889 #if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
4890 // -----------------------------------------------------------------------------
4891 // KMP_USER_LEVEL_MWAIT
4892 
4893 static void __kmp_stg_parse_user_level_mwait(char const *name,
4894  char const *value, void *data) {
4895  __kmp_stg_parse_bool(name, value, &__kmp_user_level_mwait);
4896 } // __kmp_stg_parse_user_level_mwait
4897 
4898 static void __kmp_stg_print_user_level_mwait(kmp_str_buf_t *buffer,
4899  char const *name, void *data) {
4900  __kmp_stg_print_bool(buffer, name, __kmp_user_level_mwait);
4901 } // __kmp_stg_print_user_level_mwait
4902 
4903 // -----------------------------------------------------------------------------
4904 // KMP_MWAIT_HINTS
4905 
4906 static void __kmp_stg_parse_mwait_hints(char const *name, char const *value,
4907  void *data) {
4908  __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_mwait_hints);
4909 } // __kmp_stg_parse_mwait_hints
4910 
4911 static void __kmp_stg_print_mwait_hints(kmp_str_buf_t *buffer, char const *name,
4912  void *data) {
4913  __kmp_stg_print_int(buffer, name, __kmp_mwait_hints);
4914 } // __kmp_stg_print_mwait_hints
4915 
4916 #endif // KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
4917 
4918 // -----------------------------------------------------------------------------
4919 // OMP_DISPLAY_ENV
4920 
4921 static void __kmp_stg_parse_omp_display_env(char const *name, char const *value,
4922  void *data) {
4923  if (__kmp_str_match("VERBOSE", 1, value)) {
4924  __kmp_display_env_verbose = TRUE;
4925  } else {
4926  __kmp_stg_parse_bool(name, value, &__kmp_display_env);
4927  }
4928 } // __kmp_stg_parse_omp_display_env
4929 
4930 static void __kmp_stg_print_omp_display_env(kmp_str_buf_t *buffer,
4931  char const *name, void *data) {
4932  if (__kmp_display_env_verbose) {
4933  __kmp_stg_print_str(buffer, name, "VERBOSE");
4934  } else {
4935  __kmp_stg_print_bool(buffer, name, __kmp_display_env);
4936  }
4937 } // __kmp_stg_print_omp_display_env
4938 
4939 static void __kmp_stg_parse_omp_cancellation(char const *name,
4940  char const *value, void *data) {
4941  if (TCR_4(__kmp_init_parallel)) {
4942  KMP_WARNING(EnvParallelWarn, name);
4943  return;
4944  } // read value before first parallel only
4945  __kmp_stg_parse_bool(name, value, &__kmp_omp_cancellation);
4946 } // __kmp_stg_parse_omp_cancellation
4947 
4948 static void __kmp_stg_print_omp_cancellation(kmp_str_buf_t *buffer,
4949  char const *name, void *data) {
4950  __kmp_stg_print_bool(buffer, name, __kmp_omp_cancellation);
4951 } // __kmp_stg_print_omp_cancellation
4952 
4953 #if OMPT_SUPPORT
4954 static int __kmp_tool = 1;
4955 
4956 static void __kmp_stg_parse_omp_tool(char const *name, char const *value,
4957  void *data) {
4958  __kmp_stg_parse_bool(name, value, &__kmp_tool);
4959 } // __kmp_stg_parse_omp_tool
4960 
4961 static void __kmp_stg_print_omp_tool(kmp_str_buf_t *buffer, char const *name,
4962  void *data) {
4963  if (__kmp_env_format) {
4964  KMP_STR_BUF_PRINT_BOOL_EX(name, __kmp_tool, "enabled", "disabled");
4965  } else {
4966  __kmp_str_buf_print(buffer, " %s=%s\n", name,
4967  __kmp_tool ? "enabled" : "disabled");
4968  }
4969 } // __kmp_stg_print_omp_tool
4970 
4971 static char *__kmp_tool_libraries = NULL;
4972 
4973 static void __kmp_stg_parse_omp_tool_libraries(char const *name,
4974  char const *value, void *data) {
4975  __kmp_stg_parse_str(name, value, &__kmp_tool_libraries);
4976 } // __kmp_stg_parse_omp_tool_libraries
4977 
4978 static void __kmp_stg_print_omp_tool_libraries(kmp_str_buf_t *buffer,
4979  char const *name, void *data) {
4980  if (__kmp_tool_libraries)
4981  __kmp_stg_print_str(buffer, name, __kmp_tool_libraries);
4982  else {
4983  if (__kmp_env_format) {
4984  KMP_STR_BUF_PRINT_NAME;
4985  } else {
4986  __kmp_str_buf_print(buffer, " %s", name);
4987  }
4988  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
4989  }
4990 } // __kmp_stg_print_omp_tool_libraries
4991 
4992 static char *__kmp_tool_verbose_init = NULL;
4993 
4994 static void __kmp_stg_parse_omp_tool_verbose_init(char const *name,
4995  char const *value, void *data) {
4996  __kmp_stg_parse_str(name, value, &__kmp_tool_verbose_init);
4997 } // __kmp_stg_parse_omp_tool_libraries
4998 
4999 static void __kmp_stg_print_omp_tool_verbose_init(kmp_str_buf_t *buffer,
5000  char const *name, void *data) {
5001  if (__kmp_tool_verbose_init)
5002  __kmp_stg_print_str(buffer, name, __kmp_tool_libraries);
5003  else {
5004  if (__kmp_env_format) {
5005  KMP_STR_BUF_PRINT_NAME;
5006  } else {
5007  __kmp_str_buf_print(buffer, " %s", name);
5008  }
5009  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
5010  }
5011 } // __kmp_stg_print_omp_tool_verbose_init
5012 
5013 #endif
5014 
5015 // Table.
5016 
5017 static kmp_setting_t __kmp_stg_table[] = {
5018 
5019  {"KMP_ALL_THREADS", __kmp_stg_parse_device_thread_limit, NULL, NULL, 0, 0},
5020  {"KMP_BLOCKTIME", __kmp_stg_parse_blocktime, __kmp_stg_print_blocktime,
5021  NULL, 0, 0},
5022  {"KMP_USE_YIELD", __kmp_stg_parse_use_yield, __kmp_stg_print_use_yield,
5023  NULL, 0, 0},
5024  {"KMP_DUPLICATE_LIB_OK", __kmp_stg_parse_duplicate_lib_ok,
5025  __kmp_stg_print_duplicate_lib_ok, NULL, 0, 0},
5026  {"KMP_LIBRARY", __kmp_stg_parse_wait_policy, __kmp_stg_print_wait_policy,
5027  NULL, 0, 0},
5028  {"KMP_DEVICE_THREAD_LIMIT", __kmp_stg_parse_device_thread_limit,
5029  __kmp_stg_print_device_thread_limit, NULL, 0, 0},
5030 #if KMP_USE_MONITOR
5031  {"KMP_MONITOR_STACKSIZE", __kmp_stg_parse_monitor_stacksize,
5032  __kmp_stg_print_monitor_stacksize, NULL, 0, 0},
5033 #endif
5034  {"KMP_SETTINGS", __kmp_stg_parse_settings, __kmp_stg_print_settings, NULL,
5035  0, 0},
5036  {"KMP_STACKOFFSET", __kmp_stg_parse_stackoffset,
5037  __kmp_stg_print_stackoffset, NULL, 0, 0},
5038  {"KMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
5039  NULL, 0, 0},
5040  {"KMP_STACKPAD", __kmp_stg_parse_stackpad, __kmp_stg_print_stackpad, NULL,
5041  0, 0},
5042  {"KMP_VERSION", __kmp_stg_parse_version, __kmp_stg_print_version, NULL, 0,
5043  0},
5044  {"KMP_WARNINGS", __kmp_stg_parse_warnings, __kmp_stg_print_warnings, NULL,
5045  0, 0},
5046 
5047  {"OMP_NESTED", __kmp_stg_parse_nested, __kmp_stg_print_nested, NULL, 0, 0},
5048  {"OMP_NUM_THREADS", __kmp_stg_parse_num_threads,
5049  __kmp_stg_print_num_threads, NULL, 0, 0},
5050  {"OMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
5051  NULL, 0, 0},
5052 
5053  {"KMP_TASKING", __kmp_stg_parse_tasking, __kmp_stg_print_tasking, NULL, 0,
5054  0},
5055  {"KMP_TASK_STEALING_CONSTRAINT", __kmp_stg_parse_task_stealing,
5056  __kmp_stg_print_task_stealing, NULL, 0, 0},
5057  {"OMP_MAX_ACTIVE_LEVELS", __kmp_stg_parse_max_active_levels,
5058  __kmp_stg_print_max_active_levels, NULL, 0, 0},
5059  {"OMP_DEFAULT_DEVICE", __kmp_stg_parse_default_device,
5060  __kmp_stg_print_default_device, NULL, 0, 0},
5061  {"OMP_TARGET_OFFLOAD", __kmp_stg_parse_target_offload,
5062  __kmp_stg_print_target_offload, NULL, 0, 0},
5063  {"OMP_MAX_TASK_PRIORITY", __kmp_stg_parse_max_task_priority,
5064  __kmp_stg_print_max_task_priority, NULL, 0, 0},
5065  {"KMP_TASKLOOP_MIN_TASKS", __kmp_stg_parse_taskloop_min_tasks,
5066  __kmp_stg_print_taskloop_min_tasks, NULL, 0, 0},
5067  {"OMP_THREAD_LIMIT", __kmp_stg_parse_thread_limit,
5068  __kmp_stg_print_thread_limit, NULL, 0, 0},
5069  {"KMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_thread_limit,
5070  __kmp_stg_print_teams_thread_limit, NULL, 0, 0},
5071  {"OMP_WAIT_POLICY", __kmp_stg_parse_wait_policy,
5072  __kmp_stg_print_wait_policy, NULL, 0, 0},
5073  {"KMP_DISP_NUM_BUFFERS", __kmp_stg_parse_disp_buffers,
5074  __kmp_stg_print_disp_buffers, NULL, 0, 0},
5075 #if KMP_NESTED_HOT_TEAMS
5076  {"KMP_HOT_TEAMS_MAX_LEVEL", __kmp_stg_parse_hot_teams_level,
5077  __kmp_stg_print_hot_teams_level, NULL, 0, 0},
5078  {"KMP_HOT_TEAMS_MODE", __kmp_stg_parse_hot_teams_mode,
5079  __kmp_stg_print_hot_teams_mode, NULL, 0, 0},
5080 #endif // KMP_NESTED_HOT_TEAMS
5081 
5082 #if KMP_HANDLE_SIGNALS
5083  {"KMP_HANDLE_SIGNALS", __kmp_stg_parse_handle_signals,
5084  __kmp_stg_print_handle_signals, NULL, 0, 0},
5085 #endif
5086 
5087 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
5088  {"KMP_INHERIT_FP_CONTROL", __kmp_stg_parse_inherit_fp_control,
5089  __kmp_stg_print_inherit_fp_control, NULL, 0, 0},
5090 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
5091 
5092 #ifdef KMP_GOMP_COMPAT
5093  {"GOMP_STACKSIZE", __kmp_stg_parse_stacksize, NULL, NULL, 0, 0},
5094 #endif
5095 
5096 #ifdef KMP_DEBUG
5097  {"KMP_A_DEBUG", __kmp_stg_parse_a_debug, __kmp_stg_print_a_debug, NULL, 0,
5098  0},
5099  {"KMP_B_DEBUG", __kmp_stg_parse_b_debug, __kmp_stg_print_b_debug, NULL, 0,
5100  0},
5101  {"KMP_C_DEBUG", __kmp_stg_parse_c_debug, __kmp_stg_print_c_debug, NULL, 0,
5102  0},
5103  {"KMP_D_DEBUG", __kmp_stg_parse_d_debug, __kmp_stg_print_d_debug, NULL, 0,
5104  0},
5105  {"KMP_E_DEBUG", __kmp_stg_parse_e_debug, __kmp_stg_print_e_debug, NULL, 0,
5106  0},
5107  {"KMP_F_DEBUG", __kmp_stg_parse_f_debug, __kmp_stg_print_f_debug, NULL, 0,
5108  0},
5109  {"KMP_DEBUG", __kmp_stg_parse_debug, NULL, /* no print */ NULL, 0, 0},
5110  {"KMP_DEBUG_BUF", __kmp_stg_parse_debug_buf, __kmp_stg_print_debug_buf,
5111  NULL, 0, 0},
5112  {"KMP_DEBUG_BUF_ATOMIC", __kmp_stg_parse_debug_buf_atomic,
5113  __kmp_stg_print_debug_buf_atomic, NULL, 0, 0},
5114  {"KMP_DEBUG_BUF_CHARS", __kmp_stg_parse_debug_buf_chars,
5115  __kmp_stg_print_debug_buf_chars, NULL, 0, 0},
5116  {"KMP_DEBUG_BUF_LINES", __kmp_stg_parse_debug_buf_lines,
5117  __kmp_stg_print_debug_buf_lines, NULL, 0, 0},
5118  {"KMP_DIAG", __kmp_stg_parse_diag, __kmp_stg_print_diag, NULL, 0, 0},
5119 
5120  {"KMP_PAR_RANGE", __kmp_stg_parse_par_range_env,
5121  __kmp_stg_print_par_range_env, NULL, 0, 0},
5122 #endif // KMP_DEBUG
5123 
5124  {"KMP_ALIGN_ALLOC", __kmp_stg_parse_align_alloc,
5125  __kmp_stg_print_align_alloc, NULL, 0, 0},
5126 
5127  {"KMP_PLAIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5128  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5129  {"KMP_PLAIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5130  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5131  {"KMP_FORKJOIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5132  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5133  {"KMP_FORKJOIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5134  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5135 #if KMP_FAST_REDUCTION_BARRIER
5136  {"KMP_REDUCTION_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5137  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5138  {"KMP_REDUCTION_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5139  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5140 #endif
5141 
5142  {"KMP_ABORT_DELAY", __kmp_stg_parse_abort_delay,
5143  __kmp_stg_print_abort_delay, NULL, 0, 0},
5144  {"KMP_CPUINFO_FILE", __kmp_stg_parse_cpuinfo_file,
5145  __kmp_stg_print_cpuinfo_file, NULL, 0, 0},
5146  {"KMP_FORCE_REDUCTION", __kmp_stg_parse_force_reduction,
5147  __kmp_stg_print_force_reduction, NULL, 0, 0},
5148  {"KMP_DETERMINISTIC_REDUCTION", __kmp_stg_parse_force_reduction,
5149  __kmp_stg_print_force_reduction, NULL, 0, 0},
5150  {"KMP_STORAGE_MAP", __kmp_stg_parse_storage_map,
5151  __kmp_stg_print_storage_map, NULL, 0, 0},
5152  {"KMP_ALL_THREADPRIVATE", __kmp_stg_parse_all_threadprivate,
5153  __kmp_stg_print_all_threadprivate, NULL, 0, 0},
5154  {"KMP_FOREIGN_THREADS_THREADPRIVATE",
5155  __kmp_stg_parse_foreign_threads_threadprivate,
5156  __kmp_stg_print_foreign_threads_threadprivate, NULL, 0, 0},
5157 
5158 #if KMP_AFFINITY_SUPPORTED
5159  {"KMP_AFFINITY", __kmp_stg_parse_affinity, __kmp_stg_print_affinity, NULL,
5160  0, 0},
5161 #ifdef KMP_GOMP_COMPAT
5162  {"GOMP_CPU_AFFINITY", __kmp_stg_parse_gomp_cpu_affinity, NULL,
5163  /* no print */ NULL, 0, 0},
5164 #endif /* KMP_GOMP_COMPAT */
5165  {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
5166  NULL, 0, 0},
5167  {"OMP_PLACES", __kmp_stg_parse_places, __kmp_stg_print_places, NULL, 0, 0},
5168  {"KMP_TOPOLOGY_METHOD", __kmp_stg_parse_topology_method,
5169  __kmp_stg_print_topology_method, NULL, 0, 0},
5170 
5171 #else
5172 
5173  // KMP_AFFINITY is not supported on OS X*, nor is OMP_PLACES.
5174  // OMP_PROC_BIND and proc-bind-var are supported, however.
5175  {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
5176  NULL, 0, 0},
5177 
5178 #endif // KMP_AFFINITY_SUPPORTED
5179  {"OMP_DISPLAY_AFFINITY", __kmp_stg_parse_display_affinity,
5180  __kmp_stg_print_display_affinity, NULL, 0, 0},
5181  {"OMP_AFFINITY_FORMAT", __kmp_stg_parse_affinity_format,
5182  __kmp_stg_print_affinity_format, NULL, 0, 0},
5183  {"KMP_INIT_AT_FORK", __kmp_stg_parse_init_at_fork,
5184  __kmp_stg_print_init_at_fork, NULL, 0, 0},
5185  {"KMP_SCHEDULE", __kmp_stg_parse_schedule, __kmp_stg_print_schedule, NULL,
5186  0, 0},
5187  {"OMP_SCHEDULE", __kmp_stg_parse_omp_schedule, __kmp_stg_print_omp_schedule,
5188  NULL, 0, 0},
5189 #if KMP_USE_HIER_SCHED
5190  {"KMP_DISP_HAND_THREAD", __kmp_stg_parse_kmp_hand_thread,
5191  __kmp_stg_print_kmp_hand_thread, NULL, 0, 0},
5192 #endif
5193  {"KMP_ATOMIC_MODE", __kmp_stg_parse_atomic_mode,
5194  __kmp_stg_print_atomic_mode, NULL, 0, 0},
5195  {"KMP_CONSISTENCY_CHECK", __kmp_stg_parse_consistency_check,
5196  __kmp_stg_print_consistency_check, NULL, 0, 0},
5197 
5198 #if USE_ITT_BUILD && USE_ITT_NOTIFY
5199  {"KMP_ITT_PREPARE_DELAY", __kmp_stg_parse_itt_prepare_delay,
5200  __kmp_stg_print_itt_prepare_delay, NULL, 0, 0},
5201 #endif /* USE_ITT_BUILD && USE_ITT_NOTIFY */
5202  {"KMP_MALLOC_POOL_INCR", __kmp_stg_parse_malloc_pool_incr,
5203  __kmp_stg_print_malloc_pool_incr, NULL, 0, 0},
5204  {"KMP_GTID_MODE", __kmp_stg_parse_gtid_mode, __kmp_stg_print_gtid_mode,
5205  NULL, 0, 0},
5206  {"OMP_DYNAMIC", __kmp_stg_parse_omp_dynamic, __kmp_stg_print_omp_dynamic,
5207  NULL, 0, 0},
5208  {"KMP_DYNAMIC_MODE", __kmp_stg_parse_kmp_dynamic_mode,
5209  __kmp_stg_print_kmp_dynamic_mode, NULL, 0, 0},
5210 
5211 #ifdef USE_LOAD_BALANCE
5212  {"KMP_LOAD_BALANCE_INTERVAL", __kmp_stg_parse_ld_balance_interval,
5213  __kmp_stg_print_ld_balance_interval, NULL, 0, 0},
5214 #endif
5215 
5216  {"KMP_NUM_LOCKS_IN_BLOCK", __kmp_stg_parse_lock_block,
5217  __kmp_stg_print_lock_block, NULL, 0, 0},
5218  {"KMP_LOCK_KIND", __kmp_stg_parse_lock_kind, __kmp_stg_print_lock_kind,
5219  NULL, 0, 0},
5220  {"KMP_SPIN_BACKOFF_PARAMS", __kmp_stg_parse_spin_backoff_params,
5221  __kmp_stg_print_spin_backoff_params, NULL, 0, 0},
5222 #if KMP_USE_ADAPTIVE_LOCKS
5223  {"KMP_ADAPTIVE_LOCK_PROPS", __kmp_stg_parse_adaptive_lock_props,
5224  __kmp_stg_print_adaptive_lock_props, NULL, 0, 0},
5225 #if KMP_DEBUG_ADAPTIVE_LOCKS
5226  {"KMP_SPECULATIVE_STATSFILE", __kmp_stg_parse_speculative_statsfile,
5227  __kmp_stg_print_speculative_statsfile, NULL, 0, 0},
5228 #endif
5229 #endif // KMP_USE_ADAPTIVE_LOCKS
5230  {"KMP_PLACE_THREADS", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
5231  NULL, 0, 0},
5232  {"KMP_HW_SUBSET", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
5233  NULL, 0, 0},
5234 #if USE_ITT_BUILD
5235  {"KMP_FORKJOIN_FRAMES", __kmp_stg_parse_forkjoin_frames,
5236  __kmp_stg_print_forkjoin_frames, NULL, 0, 0},
5237  {"KMP_FORKJOIN_FRAMES_MODE", __kmp_stg_parse_forkjoin_frames_mode,
5238  __kmp_stg_print_forkjoin_frames_mode, NULL, 0, 0},
5239 #endif
5240  {"KMP_ENABLE_TASK_THROTTLING", __kmp_stg_parse_task_throttling,
5241  __kmp_stg_print_task_throttling, NULL, 0, 0},
5242 
5243  {"OMP_DISPLAY_ENV", __kmp_stg_parse_omp_display_env,
5244  __kmp_stg_print_omp_display_env, NULL, 0, 0},
5245  {"OMP_CANCELLATION", __kmp_stg_parse_omp_cancellation,
5246  __kmp_stg_print_omp_cancellation, NULL, 0, 0},
5247  {"OMP_ALLOCATOR", __kmp_stg_parse_allocator, __kmp_stg_print_allocator,
5248  NULL, 0, 0},
5249  {"LIBOMP_USE_HIDDEN_HELPER_TASK", __kmp_stg_parse_use_hidden_helper,
5250  __kmp_stg_print_use_hidden_helper, NULL, 0, 0},
5251  {"LIBOMP_NUM_HIDDEN_HELPER_THREADS",
5252  __kmp_stg_parse_num_hidden_helper_threads,
5253  __kmp_stg_print_num_hidden_helper_threads, NULL, 0, 0},
5254 
5255 #if OMPT_SUPPORT
5256  {"OMP_TOOL", __kmp_stg_parse_omp_tool, __kmp_stg_print_omp_tool, NULL, 0,
5257  0},
5258  {"OMP_TOOL_LIBRARIES", __kmp_stg_parse_omp_tool_libraries,
5259  __kmp_stg_print_omp_tool_libraries, NULL, 0, 0},
5260  {"OMP_TOOL_VERBOSE_INIT", __kmp_stg_parse_omp_tool_verbose_init,
5261  __kmp_stg_print_omp_tool_verbose_init, NULL, 0, 0},
5262 #endif
5263 
5264 #if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
5265  {"KMP_USER_LEVEL_MWAIT", __kmp_stg_parse_user_level_mwait,
5266  __kmp_stg_print_user_level_mwait, NULL, 0, 0},
5267  {"KMP_MWAIT_HINTS", __kmp_stg_parse_mwait_hints,
5268  __kmp_stg_print_mwait_hints, NULL, 0, 0},
5269 #endif
5270  {"", NULL, NULL, NULL, 0, 0}}; // settings
5271 
5272 static int const __kmp_stg_count =
5273  sizeof(__kmp_stg_table) / sizeof(kmp_setting_t);
5274 
5275 static inline kmp_setting_t *__kmp_stg_find(char const *name) {
5276 
5277  int i;
5278  if (name != NULL) {
5279  for (i = 0; i < __kmp_stg_count; ++i) {
5280  if (strcmp(__kmp_stg_table[i].name, name) == 0) {
5281  return &__kmp_stg_table[i];
5282  }
5283  }
5284  }
5285  return NULL;
5286 
5287 } // __kmp_stg_find
5288 
5289 static int __kmp_stg_cmp(void const *_a, void const *_b) {
5290  const kmp_setting_t *a = RCAST(const kmp_setting_t *, _a);
5291  const kmp_setting_t *b = RCAST(const kmp_setting_t *, _b);
5292 
5293  // Process KMP_AFFINITY last.
5294  // It needs to come after OMP_PLACES and GOMP_CPU_AFFINITY.
5295  if (strcmp(a->name, "KMP_AFFINITY") == 0) {
5296  if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5297  return 0;
5298  }
5299  return 1;
5300  } else if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5301  return -1;
5302  }
5303  return strcmp(a->name, b->name);
5304 } // __kmp_stg_cmp
5305 
5306 static void __kmp_stg_init(void) {
5307 
5308  static int initialized = 0;
5309 
5310  if (!initialized) {
5311 
5312  // Sort table.
5313  qsort(__kmp_stg_table, __kmp_stg_count - 1, sizeof(kmp_setting_t),
5314  __kmp_stg_cmp);
5315 
5316  { // Initialize *_STACKSIZE data.
5317  kmp_setting_t *kmp_stacksize =
5318  __kmp_stg_find("KMP_STACKSIZE"); // 1st priority.
5319 #ifdef KMP_GOMP_COMPAT
5320  kmp_setting_t *gomp_stacksize =
5321  __kmp_stg_find("GOMP_STACKSIZE"); // 2nd priority.
5322 #endif
5323  kmp_setting_t *omp_stacksize =
5324  __kmp_stg_find("OMP_STACKSIZE"); // 3rd priority.
5325 
5326  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5327  // !!! Compiler does not understand rivals is used and optimizes out
5328  // assignments
5329  // !!! rivals[ i ++ ] = ...;
5330  static kmp_setting_t *volatile rivals[4];
5331  static kmp_stg_ss_data_t kmp_data = {1, CCAST(kmp_setting_t **, rivals)};
5332 #ifdef KMP_GOMP_COMPAT
5333  static kmp_stg_ss_data_t gomp_data = {1024,
5334  CCAST(kmp_setting_t **, rivals)};
5335 #endif
5336  static kmp_stg_ss_data_t omp_data = {1024,
5337  CCAST(kmp_setting_t **, rivals)};
5338  int i = 0;
5339 
5340  rivals[i++] = kmp_stacksize;
5341 #ifdef KMP_GOMP_COMPAT
5342  if (gomp_stacksize != NULL) {
5343  rivals[i++] = gomp_stacksize;
5344  }
5345 #endif
5346  rivals[i++] = omp_stacksize;
5347  rivals[i++] = NULL;
5348 
5349  kmp_stacksize->data = &kmp_data;
5350 #ifdef KMP_GOMP_COMPAT
5351  if (gomp_stacksize != NULL) {
5352  gomp_stacksize->data = &gomp_data;
5353  }
5354 #endif
5355  omp_stacksize->data = &omp_data;
5356  }
5357 
5358  { // Initialize KMP_LIBRARY and OMP_WAIT_POLICY data.
5359  kmp_setting_t *kmp_library =
5360  __kmp_stg_find("KMP_LIBRARY"); // 1st priority.
5361  kmp_setting_t *omp_wait_policy =
5362  __kmp_stg_find("OMP_WAIT_POLICY"); // 2nd priority.
5363 
5364  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5365  static kmp_setting_t *volatile rivals[3];
5366  static kmp_stg_wp_data_t kmp_data = {0, CCAST(kmp_setting_t **, rivals)};
5367  static kmp_stg_wp_data_t omp_data = {1, CCAST(kmp_setting_t **, rivals)};
5368  int i = 0;
5369 
5370  rivals[i++] = kmp_library;
5371  if (omp_wait_policy != NULL) {
5372  rivals[i++] = omp_wait_policy;
5373  }
5374  rivals[i++] = NULL;
5375 
5376  kmp_library->data = &kmp_data;
5377  if (omp_wait_policy != NULL) {
5378  omp_wait_policy->data = &omp_data;
5379  }
5380  }
5381 
5382  { // Initialize KMP_DEVICE_THREAD_LIMIT and KMP_ALL_THREADS
5383  kmp_setting_t *kmp_device_thread_limit =
5384  __kmp_stg_find("KMP_DEVICE_THREAD_LIMIT"); // 1st priority.
5385  kmp_setting_t *kmp_all_threads =
5386  __kmp_stg_find("KMP_ALL_THREADS"); // 2nd priority.
5387 
5388  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5389  static kmp_setting_t *volatile rivals[3];
5390  int i = 0;
5391 
5392  rivals[i++] = kmp_device_thread_limit;
5393  rivals[i++] = kmp_all_threads;
5394  rivals[i++] = NULL;
5395 
5396  kmp_device_thread_limit->data = CCAST(kmp_setting_t **, rivals);
5397  kmp_all_threads->data = CCAST(kmp_setting_t **, rivals);
5398  }
5399 
5400  { // Initialize KMP_HW_SUBSET and KMP_PLACE_THREADS
5401  // 1st priority
5402  kmp_setting_t *kmp_hw_subset = __kmp_stg_find("KMP_HW_SUBSET");
5403  // 2nd priority
5404  kmp_setting_t *kmp_place_threads = __kmp_stg_find("KMP_PLACE_THREADS");
5405 
5406  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5407  static kmp_setting_t *volatile rivals[3];
5408  int i = 0;
5409 
5410  rivals[i++] = kmp_hw_subset;
5411  rivals[i++] = kmp_place_threads;
5412  rivals[i++] = NULL;
5413 
5414  kmp_hw_subset->data = CCAST(kmp_setting_t **, rivals);
5415  kmp_place_threads->data = CCAST(kmp_setting_t **, rivals);
5416  }
5417 
5418 #if KMP_AFFINITY_SUPPORTED
5419  { // Initialize KMP_AFFINITY, GOMP_CPU_AFFINITY, and OMP_PROC_BIND data.
5420  kmp_setting_t *kmp_affinity =
5421  __kmp_stg_find("KMP_AFFINITY"); // 1st priority.
5422  KMP_DEBUG_ASSERT(kmp_affinity != NULL);
5423 
5424 #ifdef KMP_GOMP_COMPAT
5425  kmp_setting_t *gomp_cpu_affinity =
5426  __kmp_stg_find("GOMP_CPU_AFFINITY"); // 2nd priority.
5427  KMP_DEBUG_ASSERT(gomp_cpu_affinity != NULL);
5428 #endif
5429 
5430  kmp_setting_t *omp_proc_bind =
5431  __kmp_stg_find("OMP_PROC_BIND"); // 3rd priority.
5432  KMP_DEBUG_ASSERT(omp_proc_bind != NULL);
5433 
5434  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5435  static kmp_setting_t *volatile rivals[4];
5436  int i = 0;
5437 
5438  rivals[i++] = kmp_affinity;
5439 
5440 #ifdef KMP_GOMP_COMPAT
5441  rivals[i++] = gomp_cpu_affinity;
5442  gomp_cpu_affinity->data = CCAST(kmp_setting_t **, rivals);
5443 #endif
5444 
5445  rivals[i++] = omp_proc_bind;
5446  omp_proc_bind->data = CCAST(kmp_setting_t **, rivals);
5447  rivals[i++] = NULL;
5448 
5449  static kmp_setting_t *volatile places_rivals[4];
5450  i = 0;
5451 
5452  kmp_setting_t *omp_places = __kmp_stg_find("OMP_PLACES"); // 3rd priority.
5453  KMP_DEBUG_ASSERT(omp_places != NULL);
5454 
5455  places_rivals[i++] = kmp_affinity;
5456 #ifdef KMP_GOMP_COMPAT
5457  places_rivals[i++] = gomp_cpu_affinity;
5458 #endif
5459  places_rivals[i++] = omp_places;
5460  omp_places->data = CCAST(kmp_setting_t **, places_rivals);
5461  places_rivals[i++] = NULL;
5462  }
5463 #else
5464 // KMP_AFFINITY not supported, so OMP_PROC_BIND has no rivals.
5465 // OMP_PLACES not supported yet.
5466 #endif // KMP_AFFINITY_SUPPORTED
5467 
5468  { // Initialize KMP_DETERMINISTIC_REDUCTION and KMP_FORCE_REDUCTION data.
5469  kmp_setting_t *kmp_force_red =
5470  __kmp_stg_find("KMP_FORCE_REDUCTION"); // 1st priority.
5471  kmp_setting_t *kmp_determ_red =
5472  __kmp_stg_find("KMP_DETERMINISTIC_REDUCTION"); // 2nd priority.
5473 
5474  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5475  static kmp_setting_t *volatile rivals[3];
5476  static kmp_stg_fr_data_t force_data = {1,
5477  CCAST(kmp_setting_t **, rivals)};
5478  static kmp_stg_fr_data_t determ_data = {0,
5479  CCAST(kmp_setting_t **, rivals)};
5480  int i = 0;
5481 
5482  rivals[i++] = kmp_force_red;
5483  if (kmp_determ_red != NULL) {
5484  rivals[i++] = kmp_determ_red;
5485  }
5486  rivals[i++] = NULL;
5487 
5488  kmp_force_red->data = &force_data;
5489  if (kmp_determ_red != NULL) {
5490  kmp_determ_red->data = &determ_data;
5491  }
5492  }
5493 
5494  initialized = 1;
5495  }
5496 
5497  // Reset flags.
5498  int i;
5499  for (i = 0; i < __kmp_stg_count; ++i) {
5500  __kmp_stg_table[i].set = 0;
5501  }
5502 
5503 } // __kmp_stg_init
5504 
5505 static void __kmp_stg_parse(char const *name, char const *value) {
5506  // On Windows* OS there are some nameless variables like "C:=C:\" (yeah,
5507  // really nameless, they are presented in environment block as
5508  // "=C:=C\\\x00=D:=D:\\\x00...", so let us skip them.
5509  if (name[0] == 0) {
5510  return;
5511  }
5512 
5513  if (value != NULL) {
5514  kmp_setting_t *setting = __kmp_stg_find(name);
5515  if (setting != NULL) {
5516  setting->parse(name, value, setting->data);
5517  setting->defined = 1;
5518  }
5519  }
5520 
5521 } // __kmp_stg_parse
5522 
5523 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found.
5524  char const *name, // Name of variable.
5525  char const *value, // Value of the variable.
5526  kmp_setting_t **rivals // List of rival settings (must include current one).
5527  ) {
5528 
5529  if (rivals == NULL) {
5530  return 0;
5531  }
5532 
5533  // Loop thru higher priority settings (listed before current).
5534  int i = 0;
5535  for (; strcmp(rivals[i]->name, name) != 0; i++) {
5536  KMP_DEBUG_ASSERT(rivals[i] != NULL);
5537 
5538 #if KMP_AFFINITY_SUPPORTED
5539  if (rivals[i] == __kmp_affinity_notype) {
5540  // If KMP_AFFINITY is specified without a type name,
5541  // it does not rival OMP_PROC_BIND or GOMP_CPU_AFFINITY.
5542  continue;
5543  }
5544 #endif
5545 
5546  if (rivals[i]->set) {
5547  KMP_WARNING(StgIgnored, name, rivals[i]->name);
5548  return 1;
5549  }
5550  }
5551 
5552  ++i; // Skip current setting.
5553  return 0;
5554 
5555 } // __kmp_stg_check_rivals
5556 
5557 static int __kmp_env_toPrint(char const *name, int flag) {
5558  int rc = 0;
5559  kmp_setting_t *setting = __kmp_stg_find(name);
5560  if (setting != NULL) {
5561  rc = setting->defined;
5562  if (flag >= 0) {
5563  setting->defined = flag;
5564  }
5565  }
5566  return rc;
5567 }
5568 
5569 static void __kmp_aux_env_initialize(kmp_env_blk_t *block) {
5570 
5571  char const *value;
5572 
5573  /* OMP_NUM_THREADS */
5574  value = __kmp_env_blk_var(block, "OMP_NUM_THREADS");
5575  if (value) {
5576  ompc_set_num_threads(__kmp_dflt_team_nth);
5577  }
5578 
5579  /* KMP_BLOCKTIME */
5580  value = __kmp_env_blk_var(block, "KMP_BLOCKTIME");
5581  if (value) {
5582  kmpc_set_blocktime(__kmp_dflt_blocktime);
5583  }
5584 
5585  /* OMP_NESTED */
5586  value = __kmp_env_blk_var(block, "OMP_NESTED");
5587  if (value) {
5588  ompc_set_nested(__kmp_dflt_max_active_levels > 1);
5589  }
5590 
5591  /* OMP_DYNAMIC */
5592  value = __kmp_env_blk_var(block, "OMP_DYNAMIC");
5593  if (value) {
5594  ompc_set_dynamic(__kmp_global.g.g_dynamic);
5595  }
5596 }
5597 
5598 void __kmp_env_initialize(char const *string) {
5599 
5600  kmp_env_blk_t block;
5601  int i;
5602 
5603  __kmp_stg_init();
5604 
5605  // Hack!!!
5606  if (string == NULL) {
5607  // __kmp_max_nth = __kmp_sys_max_nth;
5608  __kmp_threads_capacity =
5609  __kmp_initial_threads_capacity(__kmp_dflt_team_nth_ub);
5610  }
5611  __kmp_env_blk_init(&block, string);
5612 
5613  // update the set flag on all entries that have an env var
5614  for (i = 0; i < block.count; ++i) {
5615  if ((block.vars[i].name == NULL) || (*block.vars[i].name == '\0')) {
5616  continue;
5617  }
5618  if (block.vars[i].value == NULL) {
5619  continue;
5620  }
5621  kmp_setting_t *setting = __kmp_stg_find(block.vars[i].name);
5622  if (setting != NULL) {
5623  setting->set = 1;
5624  }
5625  }
5626 
5627  // We need to know if blocktime was set when processing OMP_WAIT_POLICY
5628  blocktime_str = __kmp_env_blk_var(&block, "KMP_BLOCKTIME");
5629 
5630  // Special case. If we parse environment, not a string, process KMP_WARNINGS
5631  // first.
5632  if (string == NULL) {
5633  char const *name = "KMP_WARNINGS";
5634  char const *value = __kmp_env_blk_var(&block, name);
5635  __kmp_stg_parse(name, value);
5636  }
5637 
5638 #if KMP_AFFINITY_SUPPORTED
5639  // Special case. KMP_AFFINITY is not a rival to other affinity env vars
5640  // if no affinity type is specified. We want to allow
5641  // KMP_AFFINITY=[no],verbose/[no]warnings/etc. to be enabled when
5642  // specifying the affinity type via GOMP_CPU_AFFINITY or the OMP 4.0
5643  // affinity mechanism.
5644  __kmp_affinity_notype = NULL;
5645  char const *aff_str = __kmp_env_blk_var(&block, "KMP_AFFINITY");
5646  if (aff_str != NULL) {
5647 // Check if the KMP_AFFINITY type is specified in the string.
5648 // We just search the string for "compact", "scatter", etc.
5649 // without really parsing the string. The syntax of the
5650 // KMP_AFFINITY env var is such that none of the affinity
5651 // type names can appear anywhere other that the type
5652 // specifier, even as substrings.
5653 //
5654 // I can't find a case-insensitive version of strstr on Windows* OS.
5655 // Use the case-sensitive version for now.
5656 
5657 #if KMP_OS_WINDOWS
5658 #define FIND strstr
5659 #else
5660 #define FIND strcasestr
5661 #endif
5662 
5663  if ((FIND(aff_str, "none") == NULL) &&
5664  (FIND(aff_str, "physical") == NULL) &&
5665  (FIND(aff_str, "logical") == NULL) &&
5666  (FIND(aff_str, "compact") == NULL) &&
5667  (FIND(aff_str, "scatter") == NULL) &&
5668  (FIND(aff_str, "explicit") == NULL) &&
5669  (FIND(aff_str, "balanced") == NULL) &&
5670  (FIND(aff_str, "disabled") == NULL)) {
5671  __kmp_affinity_notype = __kmp_stg_find("KMP_AFFINITY");
5672  } else {
5673  // A new affinity type is specified.
5674  // Reset the affinity flags to their default values,
5675  // in case this is called from kmp_set_defaults().
5676  __kmp_affinity_type = affinity_default;
5677  __kmp_affinity_gran = affinity_gran_default;
5678  __kmp_affinity_top_method = affinity_top_method_default;
5679  __kmp_affinity_respect_mask = affinity_respect_mask_default;
5680  }
5681 #undef FIND
5682 
5683  // Also reset the affinity flags if OMP_PROC_BIND is specified.
5684  aff_str = __kmp_env_blk_var(&block, "OMP_PROC_BIND");
5685  if (aff_str != NULL) {
5686  __kmp_affinity_type = affinity_default;
5687  __kmp_affinity_gran = affinity_gran_default;
5688  __kmp_affinity_top_method = affinity_top_method_default;
5689  __kmp_affinity_respect_mask = affinity_respect_mask_default;
5690  }
5691  }
5692 
5693 #endif /* KMP_AFFINITY_SUPPORTED */
5694 
5695  // Set up the nested proc bind type vector.
5696  if (__kmp_nested_proc_bind.bind_types == NULL) {
5697  __kmp_nested_proc_bind.bind_types =
5698  (kmp_proc_bind_t *)KMP_INTERNAL_MALLOC(sizeof(kmp_proc_bind_t));
5699  if (__kmp_nested_proc_bind.bind_types == NULL) {
5700  KMP_FATAL(MemoryAllocFailed);
5701  }
5702  __kmp_nested_proc_bind.size = 1;
5703  __kmp_nested_proc_bind.used = 1;
5704 #if KMP_AFFINITY_SUPPORTED
5705  __kmp_nested_proc_bind.bind_types[0] = proc_bind_default;
5706 #else
5707  // default proc bind is false if affinity not supported
5708  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5709 #endif
5710  }
5711 
5712  // Set up the affinity format ICV
5713  // Grab the default affinity format string from the message catalog
5714  kmp_msg_t m =
5715  __kmp_msg_format(kmp_i18n_msg_AffFormatDefault, "%P", "%i", "%n", "%A");
5716  KMP_DEBUG_ASSERT(KMP_STRLEN(m.str) < KMP_AFFINITY_FORMAT_SIZE);
5717 
5718  if (__kmp_affinity_format == NULL) {
5719  __kmp_affinity_format =
5720  (char *)KMP_INTERNAL_MALLOC(sizeof(char) * KMP_AFFINITY_FORMAT_SIZE);
5721  }
5722  KMP_STRCPY_S(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, m.str);
5723  __kmp_str_free(&m.str);
5724 
5725  // Now process all of the settings.
5726  for (i = 0; i < block.count; ++i) {
5727  __kmp_stg_parse(block.vars[i].name, block.vars[i].value);
5728  }
5729 
5730  // If user locks have been allocated yet, don't reset the lock vptr table.
5731  if (!__kmp_init_user_locks) {
5732  if (__kmp_user_lock_kind == lk_default) {
5733  __kmp_user_lock_kind = lk_queuing;
5734  }
5735 #if KMP_USE_DYNAMIC_LOCK
5736  __kmp_init_dynamic_user_locks();
5737 #else
5738  __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
5739 #endif
5740  } else {
5741  KMP_DEBUG_ASSERT(string != NULL); // kmp_set_defaults() was called
5742  KMP_DEBUG_ASSERT(__kmp_user_lock_kind != lk_default);
5743 // Binds lock functions again to follow the transition between different
5744 // KMP_CONSISTENCY_CHECK values. Calling this again is harmless as long
5745 // as we do not allow lock kind changes after making a call to any
5746 // user lock functions (true).
5747 #if KMP_USE_DYNAMIC_LOCK
5748  __kmp_init_dynamic_user_locks();
5749 #else
5750  __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
5751 #endif
5752  }
5753 
5754 #if KMP_AFFINITY_SUPPORTED
5755 
5756  if (!TCR_4(__kmp_init_middle)) {
5757 #if KMP_USE_HWLOC
5758  // Force using hwloc when either tiles or numa nodes requested within
5759  // KMP_HW_SUBSET and no other topology method is requested
5760  if ((__kmp_hws_node.num > 0 || __kmp_hws_tile.num > 0 ||
5761  __kmp_affinity_gran == affinity_gran_tile) &&
5762  (__kmp_affinity_top_method == affinity_top_method_default)) {
5763  __kmp_affinity_top_method = affinity_top_method_hwloc;
5764  }
5765 #endif
5766  // Determine if the machine/OS is actually capable of supporting
5767  // affinity.
5768  const char *var = "KMP_AFFINITY";
5769  KMPAffinity::pick_api();
5770 #if KMP_USE_HWLOC
5771  // If Hwloc topology discovery was requested but affinity was also disabled,
5772  // then tell user that Hwloc request is being ignored and use default
5773  // topology discovery method.
5774  if (__kmp_affinity_top_method == affinity_top_method_hwloc &&
5775  __kmp_affinity_dispatch->get_api_type() != KMPAffinity::HWLOC) {
5776  KMP_WARNING(AffIgnoringHwloc, var);
5777  __kmp_affinity_top_method = affinity_top_method_all;
5778  }
5779 #endif
5780  if (__kmp_affinity_type == affinity_disabled) {
5781  KMP_AFFINITY_DISABLE();
5782  } else if (!KMP_AFFINITY_CAPABLE()) {
5783  __kmp_affinity_dispatch->determine_capable(var);
5784  if (!KMP_AFFINITY_CAPABLE()) {
5785  if (__kmp_affinity_verbose ||
5786  (__kmp_affinity_warnings &&
5787  (__kmp_affinity_type != affinity_default) &&
5788  (__kmp_affinity_type != affinity_none) &&
5789  (__kmp_affinity_type != affinity_disabled))) {
5790  KMP_WARNING(AffNotSupported, var);
5791  }
5792  __kmp_affinity_type = affinity_disabled;
5793  __kmp_affinity_respect_mask = 0;
5794  __kmp_affinity_gran = affinity_gran_fine;
5795  }
5796  }
5797 
5798  if (__kmp_affinity_type == affinity_disabled) {
5799  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5800  } else if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_true) {
5801  // OMP_PROC_BIND=true maps to OMP_PROC_BIND=spread.
5802  __kmp_nested_proc_bind.bind_types[0] = proc_bind_spread;
5803  }
5804 
5805  if (KMP_AFFINITY_CAPABLE()) {
5806 
5807 #if KMP_GROUP_AFFINITY
5808  // This checks to see if the initial affinity mask is equal
5809  // to a single windows processor group. If it is, then we do
5810  // not respect the initial affinity mask and instead, use the
5811  // entire machine.
5812  bool exactly_one_group = false;
5813  if (__kmp_num_proc_groups > 1) {
5814  int group;
5815  bool within_one_group;
5816  // Get the initial affinity mask and determine if it is
5817  // contained within a single group.
5818  kmp_affin_mask_t *init_mask;
5819  KMP_CPU_ALLOC(init_mask);
5820  __kmp_get_system_affinity(init_mask, TRUE);
5821  group = __kmp_get_proc_group(init_mask);
5822  within_one_group = (group >= 0);
5823  // If the initial affinity is within a single group,
5824  // then determine if it is equal to that single group.
5825  if (within_one_group) {
5826  DWORD num_bits_in_group = __kmp_GetActiveProcessorCount(group);
5827  DWORD num_bits_in_mask = 0;
5828  for (int bit = init_mask->begin(); bit != init_mask->end();
5829  bit = init_mask->next(bit))
5830  num_bits_in_mask++;
5831  exactly_one_group = (num_bits_in_group == num_bits_in_mask);
5832  }
5833  KMP_CPU_FREE(init_mask);
5834  }
5835 
5836  // Handle the Win 64 group affinity stuff if there are multiple
5837  // processor groups, or if the user requested it, and OMP 4.0
5838  // affinity is not in effect.
5839  if (((__kmp_num_proc_groups > 1) &&
5840  (__kmp_affinity_type == affinity_default) &&
5841  (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default)) ||
5842  (__kmp_affinity_top_method == affinity_top_method_group)) {
5843  if (__kmp_affinity_respect_mask == affinity_respect_mask_default &&
5844  exactly_one_group) {
5845  __kmp_affinity_respect_mask = FALSE;
5846  }
5847  if (__kmp_affinity_type == affinity_default) {
5848  __kmp_affinity_type = affinity_compact;
5849  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
5850  }
5851  if (__kmp_affinity_top_method == affinity_top_method_default) {
5852  if (__kmp_affinity_gran == affinity_gran_default) {
5853  __kmp_affinity_top_method = affinity_top_method_group;
5854  __kmp_affinity_gran = affinity_gran_group;
5855  } else if (__kmp_affinity_gran == affinity_gran_group) {
5856  __kmp_affinity_top_method = affinity_top_method_group;
5857  } else {
5858  __kmp_affinity_top_method = affinity_top_method_all;
5859  }
5860  } else if (__kmp_affinity_top_method == affinity_top_method_group) {
5861  if (__kmp_affinity_gran == affinity_gran_default) {
5862  __kmp_affinity_gran = affinity_gran_group;
5863  } else if ((__kmp_affinity_gran != affinity_gran_group) &&
5864  (__kmp_affinity_gran != affinity_gran_fine) &&
5865  (__kmp_affinity_gran != affinity_gran_thread)) {
5866  const char *str = NULL;
5867  switch (__kmp_affinity_gran) {
5868  case affinity_gran_core:
5869  str = "core";
5870  break;
5871  case affinity_gran_package:
5872  str = "package";
5873  break;
5874  case affinity_gran_node:
5875  str = "node";
5876  break;
5877  case affinity_gran_tile:
5878  str = "tile";
5879  break;
5880  default:
5881  KMP_DEBUG_ASSERT(0);
5882  }
5883  KMP_WARNING(AffGranTopGroup, var, str);
5884  __kmp_affinity_gran = affinity_gran_fine;
5885  }
5886  } else {
5887  if (__kmp_affinity_gran == affinity_gran_default) {
5888  __kmp_affinity_gran = affinity_gran_core;
5889  } else if (__kmp_affinity_gran == affinity_gran_group) {
5890  const char *str = NULL;
5891  switch (__kmp_affinity_type) {
5892  case affinity_physical:
5893  str = "physical";
5894  break;
5895  case affinity_logical:
5896  str = "logical";
5897  break;
5898  case affinity_compact:
5899  str = "compact";
5900  break;
5901  case affinity_scatter:
5902  str = "scatter";
5903  break;
5904  case affinity_explicit:
5905  str = "explicit";
5906  break;
5907  // No MIC on windows, so no affinity_balanced case
5908  default:
5909  KMP_DEBUG_ASSERT(0);
5910  }
5911  KMP_WARNING(AffGranGroupType, var, str);
5912  __kmp_affinity_gran = affinity_gran_core;
5913  }
5914  }
5915  } else
5916 
5917 #endif /* KMP_GROUP_AFFINITY */
5918 
5919  {
5920  if (__kmp_affinity_respect_mask == affinity_respect_mask_default) {
5921 #if KMP_GROUP_AFFINITY
5922  if (__kmp_num_proc_groups > 1 && exactly_one_group) {
5923  __kmp_affinity_respect_mask = FALSE;
5924  } else
5925 #endif /* KMP_GROUP_AFFINITY */
5926  {
5927  __kmp_affinity_respect_mask = TRUE;
5928  }
5929  }
5930  if ((__kmp_nested_proc_bind.bind_types[0] != proc_bind_intel) &&
5931  (__kmp_nested_proc_bind.bind_types[0] != proc_bind_default)) {
5932  if (__kmp_affinity_type == affinity_default) {
5933  __kmp_affinity_type = affinity_compact;
5934  __kmp_affinity_dups = FALSE;
5935  }
5936  } else if (__kmp_affinity_type == affinity_default) {
5937 #if KMP_MIC_SUPPORTED
5938  if (__kmp_mic_type != non_mic) {
5939  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
5940  } else
5941 #endif
5942  {
5943  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5944  }
5945 #if KMP_MIC_SUPPORTED
5946  if (__kmp_mic_type != non_mic) {
5947  __kmp_affinity_type = affinity_scatter;
5948  } else
5949 #endif
5950  {
5951  __kmp_affinity_type = affinity_none;
5952  }
5953  }
5954  if ((__kmp_affinity_gran == affinity_gran_default) &&
5955  (__kmp_affinity_gran_levels < 0)) {
5956 #if KMP_MIC_SUPPORTED
5957  if (__kmp_mic_type != non_mic) {
5958  __kmp_affinity_gran = affinity_gran_fine;
5959  } else
5960 #endif
5961  {
5962  __kmp_affinity_gran = affinity_gran_core;
5963  }
5964  }
5965  if (__kmp_affinity_top_method == affinity_top_method_default) {
5966  __kmp_affinity_top_method = affinity_top_method_all;
5967  }
5968  }
5969  }
5970 
5971  K_DIAG(1, ("__kmp_affinity_type == %d\n", __kmp_affinity_type));
5972  K_DIAG(1, ("__kmp_affinity_compact == %d\n", __kmp_affinity_compact));
5973  K_DIAG(1, ("__kmp_affinity_offset == %d\n", __kmp_affinity_offset));
5974  K_DIAG(1, ("__kmp_affinity_verbose == %d\n", __kmp_affinity_verbose));
5975  K_DIAG(1, ("__kmp_affinity_warnings == %d\n", __kmp_affinity_warnings));
5976  K_DIAG(1, ("__kmp_affinity_respect_mask == %d\n",
5977  __kmp_affinity_respect_mask));
5978  K_DIAG(1, ("__kmp_affinity_gran == %d\n", __kmp_affinity_gran));
5979 
5980  KMP_DEBUG_ASSERT(__kmp_affinity_type != affinity_default);
5981  KMP_DEBUG_ASSERT(__kmp_nested_proc_bind.bind_types[0] != proc_bind_default);
5982  K_DIAG(1, ("__kmp_nested_proc_bind.bind_types[0] == %d\n",
5983  __kmp_nested_proc_bind.bind_types[0]));
5984  }
5985 
5986 #endif /* KMP_AFFINITY_SUPPORTED */
5987 
5988  if (__kmp_version) {
5989  __kmp_print_version_1();
5990  }
5991 
5992  // Post-initialization step: some env. vars need their value's further
5993  // processing
5994  if (string != NULL) { // kmp_set_defaults() was called
5995  __kmp_aux_env_initialize(&block);
5996  }
5997 
5998  __kmp_env_blk_free(&block);
5999 
6000  KMP_MB();
6001 
6002 } // __kmp_env_initialize
6003 
6004 void __kmp_env_print() {
6005 
6006  kmp_env_blk_t block;
6007  int i;
6008  kmp_str_buf_t buffer;
6009 
6010  __kmp_stg_init();
6011  __kmp_str_buf_init(&buffer);
6012 
6013  __kmp_env_blk_init(&block, NULL);
6014  __kmp_env_blk_sort(&block);
6015 
6016  // Print real environment values.
6017  __kmp_str_buf_print(&buffer, "\n%s\n\n", KMP_I18N_STR(UserSettings));
6018  for (i = 0; i < block.count; ++i) {
6019  char const *name = block.vars[i].name;
6020  char const *value = block.vars[i].value;
6021  if ((KMP_STRLEN(name) > 4 && strncmp(name, "KMP_", 4) == 0) ||
6022  strncmp(name, "OMP_", 4) == 0
6023 #ifdef KMP_GOMP_COMPAT
6024  || strncmp(name, "GOMP_", 5) == 0
6025 #endif // KMP_GOMP_COMPAT
6026  ) {
6027  __kmp_str_buf_print(&buffer, " %s=%s\n", name, value);
6028  }
6029  }
6030  __kmp_str_buf_print(&buffer, "\n");
6031 
6032  // Print internal (effective) settings.
6033  __kmp_str_buf_print(&buffer, "%s\n\n", KMP_I18N_STR(EffectiveSettings));
6034  for (int i = 0; i < __kmp_stg_count; ++i) {
6035  if (__kmp_stg_table[i].print != NULL) {
6036  __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
6037  __kmp_stg_table[i].data);
6038  }
6039  }
6040 
6041  __kmp_printf("%s", buffer.str);
6042 
6043  __kmp_env_blk_free(&block);
6044  __kmp_str_buf_free(&buffer);
6045 
6046  __kmp_printf("\n");
6047 
6048 } // __kmp_env_print
6049 
6050 void __kmp_env_print_2() {
6051  __kmp_display_env_impl(__kmp_display_env, __kmp_display_env_verbose);
6052 } // __kmp_env_print_2
6053 
6054 
6055 void __kmp_display_env_impl(int display_env, int display_env_verbose) {
6056  kmp_env_blk_t block;
6057  kmp_str_buf_t buffer;
6058 
6059  __kmp_env_format = 1;
6060 
6061  __kmp_stg_init();
6062  __kmp_str_buf_init(&buffer);
6063 
6064  __kmp_env_blk_init(&block, NULL);
6065  __kmp_env_blk_sort(&block);
6066 
6067  __kmp_str_buf_print(&buffer, "\n%s\n", KMP_I18N_STR(DisplayEnvBegin));
6068  __kmp_str_buf_print(&buffer, " _OPENMP='%d'\n", __kmp_openmp_version);
6069 
6070  for (int i = 0; i < __kmp_stg_count; ++i) {
6071  if (__kmp_stg_table[i].print != NULL &&
6072  ((display_env &&
6073  strncmp(__kmp_stg_table[i].name, "OMP_", 4) == 0) ||
6074  display_env_verbose)) {
6075  __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
6076  __kmp_stg_table[i].data);
6077  }
6078  }
6079 
6080  __kmp_str_buf_print(&buffer, "%s\n", KMP_I18N_STR(DisplayEnvEnd));
6081  __kmp_str_buf_print(&buffer, "\n");
6082 
6083  __kmp_printf("%s", buffer.str);
6084 
6085  __kmp_env_blk_free(&block);
6086  __kmp_str_buf_free(&buffer);
6087 
6088  __kmp_printf("\n");
6089 }
6090 
6091 // end of file
kmp_sch_default
@ kmp_sch_default
Definition: kmp.h:459
kmp_sch_guided_chunked
@ kmp_sch_guided_chunked
Definition: kmp.h:356
kmp_sch_modifier_monotonic
@ kmp_sch_modifier_monotonic
Definition: kmp.h:439
sched_type
sched_type
Definition: kmp.h:351
kmp_sch_modifier_nonmonotonic
@ kmp_sch_modifier_nonmonotonic
Definition: kmp.h:441
kmp_sch_auto
@ kmp_sch_auto
Definition: kmp.h:358
kmp_sch_static
@ kmp_sch_static
Definition: kmp.h:354