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("die", buf, CCAST(const char **, &next))) {
2220  set_gran(affinity_gran_die, -1);
2221  buf = next;
2222  } else if (__kmp_match_str("package", buf, CCAST(const char **, &next))) {
2223  set_gran(affinity_gran_package, -1);
2224  buf = next;
2225  } else if (__kmp_match_str("node", buf, CCAST(const char **, &next))) {
2226  set_gran(affinity_gran_node, -1);
2227  buf = next;
2228 #if KMP_GROUP_AFFINITY
2229  } else if (__kmp_match_str("group", buf, CCAST(const char **, &next))) {
2230  set_gran(affinity_gran_group, -1);
2231  buf = next;
2232 #endif /* KMP_GROUP AFFINITY */
2233  } else if ((*buf >= '0') && (*buf <= '9')) {
2234  int n;
2235  next = buf;
2236  SKIP_DIGITS(next);
2237  n = __kmp_str_to_int(buf, *next);
2238  KMP_ASSERT(n >= 0);
2239  buf = next;
2240  set_gran(affinity_gran_default, n);
2241  } else {
2242  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2243  continue;
2244  }
2245  } else if (__kmp_match_str("proclist", buf, CCAST(const char **, &next))) {
2246  char *temp_proclist;
2247 
2248  SKIP_WS(next);
2249  if (*next != '=') {
2250  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2251  continue;
2252  }
2253  next++; // skip '='
2254  SKIP_WS(next);
2255  if (*next != '[') {
2256  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2257  continue;
2258  }
2259  next++; // skip '['
2260  buf = next;
2261  if (!__kmp_parse_affinity_proc_id_list(
2262  name, buf, CCAST(const char **, &next), &temp_proclist)) {
2263  // warning already emitted.
2264  SKIP_TO(next, ']');
2265  if (*next == ']')
2266  next++;
2267  SKIP_TO(next, ',');
2268  if (*next == ',')
2269  next++;
2270  buf = next;
2271  continue;
2272  }
2273  if (*next != ']') {
2274  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2275  continue;
2276  }
2277  next++; // skip ']'
2278  set_proclist(temp_proclist);
2279  } else if ((*buf >= '0') && (*buf <= '9')) {
2280  // Parse integer numbers -- permute and offset.
2281  int n;
2282  next = buf;
2283  SKIP_DIGITS(next);
2284  n = __kmp_str_to_int(buf, *next);
2285  KMP_ASSERT(n >= 0);
2286  buf = next;
2287  if (count < 2) {
2288  number[count] = n;
2289  } else {
2290  KMP_WARNING(AffManyParams, name, start);
2291  }
2292  ++count;
2293  } else {
2294  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2295  continue;
2296  }
2297 
2298  SKIP_WS(next);
2299  if (*next == ',') {
2300  next++;
2301  SKIP_WS(next);
2302  } else if (*next != '\0') {
2303  const char *temp = next;
2304  EMIT_WARN(TRUE, (ParseExtraCharsWarn, name, temp));
2305  continue;
2306  }
2307  buf = next;
2308  } // while
2309 
2310 #undef EMIT_WARN
2311 #undef _set_param
2312 #undef set_type
2313 #undef set_verbose
2314 #undef set_warnings
2315 #undef set_respect
2316 #undef set_granularity
2317 
2318  __kmp_str_free(&buffer);
2319 
2320  if (proclist) {
2321  if (!type) {
2322  KMP_WARNING(AffProcListNoType, name);
2323  *out_type = affinity_explicit;
2324  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2325  } else if (*out_type != affinity_explicit) {
2326  KMP_WARNING(AffProcListNotExplicit, name);
2327  KMP_ASSERT(*out_proclist != NULL);
2328  KMP_INTERNAL_FREE(*out_proclist);
2329  *out_proclist = NULL;
2330  }
2331  }
2332  switch (*out_type) {
2333  case affinity_logical:
2334  case affinity_physical: {
2335  if (count > 0) {
2336  *out_offset = number[0];
2337  }
2338  if (count > 1) {
2339  KMP_WARNING(AffManyParamsForLogic, name, number[1]);
2340  }
2341  } break;
2342  case affinity_balanced: {
2343  if (count > 0) {
2344  *out_compact = number[0];
2345  }
2346  if (count > 1) {
2347  *out_offset = number[1];
2348  }
2349 
2350  if (__kmp_affinity_gran == affinity_gran_default) {
2351 #if KMP_MIC_SUPPORTED
2352  if (__kmp_mic_type != non_mic) {
2353  if (__kmp_affinity_verbose || __kmp_affinity_warnings) {
2354  KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "fine");
2355  }
2356  __kmp_affinity_gran = affinity_gran_fine;
2357  } else
2358 #endif
2359  {
2360  if (__kmp_affinity_verbose || __kmp_affinity_warnings) {
2361  KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "core");
2362  }
2363  __kmp_affinity_gran = affinity_gran_core;
2364  }
2365  }
2366  } break;
2367  case affinity_scatter:
2368  case affinity_compact: {
2369  if (count > 0) {
2370  *out_compact = number[0];
2371  }
2372  if (count > 1) {
2373  *out_offset = number[1];
2374  }
2375  } break;
2376  case affinity_explicit: {
2377  if (*out_proclist == NULL) {
2378  KMP_WARNING(AffNoProcList, name);
2379  __kmp_affinity_type = affinity_none;
2380  }
2381  if (count > 0) {
2382  KMP_WARNING(AffNoParam, name, "explicit");
2383  }
2384  } break;
2385  case affinity_none: {
2386  if (count > 0) {
2387  KMP_WARNING(AffNoParam, name, "none");
2388  }
2389  } break;
2390  case affinity_disabled: {
2391  if (count > 0) {
2392  KMP_WARNING(AffNoParam, name, "disabled");
2393  }
2394  } break;
2395  case affinity_default: {
2396  if (count > 0) {
2397  KMP_WARNING(AffNoParam, name, "default");
2398  }
2399  } break;
2400  default: { KMP_ASSERT(0); }
2401  }
2402 } // __kmp_parse_affinity_env
2403 
2404 static void __kmp_stg_parse_affinity(char const *name, char const *value,
2405  void *data) {
2406  kmp_setting_t **rivals = (kmp_setting_t **)data;
2407  int rc;
2408 
2409  rc = __kmp_stg_check_rivals(name, value, rivals);
2410  if (rc) {
2411  return;
2412  }
2413 
2414  __kmp_parse_affinity_env(name, value, &__kmp_affinity_type,
2415  &__kmp_affinity_proclist, &__kmp_affinity_verbose,
2416  &__kmp_affinity_warnings,
2417  &__kmp_affinity_respect_mask, &__kmp_affinity_gran,
2418  &__kmp_affinity_gran_levels, &__kmp_affinity_dups,
2419  &__kmp_affinity_compact, &__kmp_affinity_offset);
2420 
2421 } // __kmp_stg_parse_affinity
2422 
2423 static void __kmp_stg_print_affinity(kmp_str_buf_t *buffer, char const *name,
2424  void *data) {
2425  if (__kmp_env_format) {
2426  KMP_STR_BUF_PRINT_NAME_EX(name);
2427  } else {
2428  __kmp_str_buf_print(buffer, " %s='", name);
2429  }
2430  if (__kmp_affinity_verbose) {
2431  __kmp_str_buf_print(buffer, "%s,", "verbose");
2432  } else {
2433  __kmp_str_buf_print(buffer, "%s,", "noverbose");
2434  }
2435  if (__kmp_affinity_warnings) {
2436  __kmp_str_buf_print(buffer, "%s,", "warnings");
2437  } else {
2438  __kmp_str_buf_print(buffer, "%s,", "nowarnings");
2439  }
2440  if (KMP_AFFINITY_CAPABLE()) {
2441  if (__kmp_affinity_respect_mask) {
2442  __kmp_str_buf_print(buffer, "%s,", "respect");
2443  } else {
2444  __kmp_str_buf_print(buffer, "%s,", "norespect");
2445  }
2446  switch (__kmp_affinity_gran) {
2447  case affinity_gran_default:
2448  __kmp_str_buf_print(buffer, "%s", "granularity=default,");
2449  break;
2450  case affinity_gran_fine:
2451  __kmp_str_buf_print(buffer, "%s", "granularity=fine,");
2452  break;
2453  case affinity_gran_thread:
2454  __kmp_str_buf_print(buffer, "%s", "granularity=thread,");
2455  break;
2456  case affinity_gran_core:
2457  __kmp_str_buf_print(buffer, "%s", "granularity=core,");
2458  break;
2459  case affinity_gran_package:
2460  __kmp_str_buf_print(buffer, "%s", "granularity=package,");
2461  break;
2462  case affinity_gran_node:
2463  __kmp_str_buf_print(buffer, "%s", "granularity=node,");
2464  break;
2465 #if KMP_GROUP_AFFINITY
2466  case affinity_gran_group:
2467  __kmp_str_buf_print(buffer, "%s", "granularity=group,");
2468  break;
2469 #endif /* KMP_GROUP_AFFINITY */
2470  }
2471  }
2472  if (!KMP_AFFINITY_CAPABLE()) {
2473  __kmp_str_buf_print(buffer, "%s", "disabled");
2474  } else
2475  switch (__kmp_affinity_type) {
2476  case affinity_none:
2477  __kmp_str_buf_print(buffer, "%s", "none");
2478  break;
2479  case affinity_physical:
2480  __kmp_str_buf_print(buffer, "%s,%d", "physical", __kmp_affinity_offset);
2481  break;
2482  case affinity_logical:
2483  __kmp_str_buf_print(buffer, "%s,%d", "logical", __kmp_affinity_offset);
2484  break;
2485  case affinity_compact:
2486  __kmp_str_buf_print(buffer, "%s,%d,%d", "compact", __kmp_affinity_compact,
2487  __kmp_affinity_offset);
2488  break;
2489  case affinity_scatter:
2490  __kmp_str_buf_print(buffer, "%s,%d,%d", "scatter", __kmp_affinity_compact,
2491  __kmp_affinity_offset);
2492  break;
2493  case affinity_explicit:
2494  __kmp_str_buf_print(buffer, "%s=[%s],%s", "proclist",
2495  __kmp_affinity_proclist, "explicit");
2496  break;
2497  case affinity_balanced:
2498  __kmp_str_buf_print(buffer, "%s,%d,%d", "balanced",
2499  __kmp_affinity_compact, __kmp_affinity_offset);
2500  break;
2501  case affinity_disabled:
2502  __kmp_str_buf_print(buffer, "%s", "disabled");
2503  break;
2504  case affinity_default:
2505  __kmp_str_buf_print(buffer, "%s", "default");
2506  break;
2507  default:
2508  __kmp_str_buf_print(buffer, "%s", "<unknown>");
2509  break;
2510  }
2511  __kmp_str_buf_print(buffer, "'\n");
2512 } //__kmp_stg_print_affinity
2513 
2514 #ifdef KMP_GOMP_COMPAT
2515 
2516 static void __kmp_stg_parse_gomp_cpu_affinity(char const *name,
2517  char const *value, void *data) {
2518  const char *next = NULL;
2519  char *temp_proclist;
2520  kmp_setting_t **rivals = (kmp_setting_t **)data;
2521  int rc;
2522 
2523  rc = __kmp_stg_check_rivals(name, value, rivals);
2524  if (rc) {
2525  return;
2526  }
2527 
2528  if (TCR_4(__kmp_init_middle)) {
2529  KMP_WARNING(EnvMiddleWarn, name);
2530  __kmp_env_toPrint(name, 0);
2531  return;
2532  }
2533 
2534  __kmp_env_toPrint(name, 1);
2535 
2536  if (__kmp_parse_affinity_proc_id_list(name, value, &next, &temp_proclist)) {
2537  SKIP_WS(next);
2538  if (*next == '\0') {
2539  // GOMP_CPU_AFFINITY => granularity=fine,explicit,proclist=...
2540  __kmp_affinity_proclist = temp_proclist;
2541  __kmp_affinity_type = affinity_explicit;
2542  __kmp_affinity_gran = affinity_gran_fine;
2543  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2544  } else {
2545  KMP_WARNING(AffSyntaxError, name);
2546  if (temp_proclist != NULL) {
2547  KMP_INTERNAL_FREE((void *)temp_proclist);
2548  }
2549  }
2550  } else {
2551  // Warning already emitted
2552  __kmp_affinity_type = affinity_none;
2553  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2554  }
2555 } // __kmp_stg_parse_gomp_cpu_affinity
2556 
2557 #endif /* KMP_GOMP_COMPAT */
2558 
2559 /*-----------------------------------------------------------------------------
2560 The OMP_PLACES proc id list parser. Here is the grammar:
2561 
2562 place_list := place
2563 place_list := place , place_list
2564 place := num
2565 place := place : num
2566 place := place : num : signed
2567 place := { subplacelist }
2568 place := ! place // (lowest priority)
2569 subplace_list := subplace
2570 subplace_list := subplace , subplace_list
2571 subplace := num
2572 subplace := num : num
2573 subplace := num : num : signed
2574 signed := num
2575 signed := + signed
2576 signed := - signed
2577 -----------------------------------------------------------------------------*/
2578 
2579 // Warning to issue for syntax error during parsing of OMP_PLACES
2580 static inline void __kmp_omp_places_syntax_warn(const char *var) {
2581  KMP_WARNING(SyntaxErrorUsing, var, "\"cores\"");
2582 }
2583 
2584 static int __kmp_parse_subplace_list(const char *var, const char **scan) {
2585  const char *next;
2586 
2587  for (;;) {
2588  int start, count, stride;
2589 
2590  //
2591  // Read in the starting proc id
2592  //
2593  SKIP_WS(*scan);
2594  if ((**scan < '0') || (**scan > '9')) {
2595  __kmp_omp_places_syntax_warn(var);
2596  return FALSE;
2597  }
2598  next = *scan;
2599  SKIP_DIGITS(next);
2600  start = __kmp_str_to_int(*scan, *next);
2601  KMP_ASSERT(start >= 0);
2602  *scan = next;
2603 
2604  // valid follow sets are ',' ':' and '}'
2605  SKIP_WS(*scan);
2606  if (**scan == '}') {
2607  break;
2608  }
2609  if (**scan == ',') {
2610  (*scan)++; // skip ','
2611  continue;
2612  }
2613  if (**scan != ':') {
2614  __kmp_omp_places_syntax_warn(var);
2615  return FALSE;
2616  }
2617  (*scan)++; // skip ':'
2618 
2619  // Read count parameter
2620  SKIP_WS(*scan);
2621  if ((**scan < '0') || (**scan > '9')) {
2622  __kmp_omp_places_syntax_warn(var);
2623  return FALSE;
2624  }
2625  next = *scan;
2626  SKIP_DIGITS(next);
2627  count = __kmp_str_to_int(*scan, *next);
2628  KMP_ASSERT(count >= 0);
2629  *scan = next;
2630 
2631  // valid follow sets are ',' ':' and '}'
2632  SKIP_WS(*scan);
2633  if (**scan == '}') {
2634  break;
2635  }
2636  if (**scan == ',') {
2637  (*scan)++; // skip ','
2638  continue;
2639  }
2640  if (**scan != ':') {
2641  __kmp_omp_places_syntax_warn(var);
2642  return FALSE;
2643  }
2644  (*scan)++; // skip ':'
2645 
2646  // Read stride parameter
2647  int sign = +1;
2648  for (;;) {
2649  SKIP_WS(*scan);
2650  if (**scan == '+') {
2651  (*scan)++; // skip '+'
2652  continue;
2653  }
2654  if (**scan == '-') {
2655  sign *= -1;
2656  (*scan)++; // skip '-'
2657  continue;
2658  }
2659  break;
2660  }
2661  SKIP_WS(*scan);
2662  if ((**scan < '0') || (**scan > '9')) {
2663  __kmp_omp_places_syntax_warn(var);
2664  return FALSE;
2665  }
2666  next = *scan;
2667  SKIP_DIGITS(next);
2668  stride = __kmp_str_to_int(*scan, *next);
2669  KMP_ASSERT(stride >= 0);
2670  *scan = next;
2671  stride *= sign;
2672 
2673  // valid follow sets are ',' and '}'
2674  SKIP_WS(*scan);
2675  if (**scan == '}') {
2676  break;
2677  }
2678  if (**scan == ',') {
2679  (*scan)++; // skip ','
2680  continue;
2681  }
2682 
2683  __kmp_omp_places_syntax_warn(var);
2684  return FALSE;
2685  }
2686  return TRUE;
2687 }
2688 
2689 static int __kmp_parse_place(const char *var, const char **scan) {
2690  const char *next;
2691 
2692  // valid follow sets are '{' '!' and num
2693  SKIP_WS(*scan);
2694  if (**scan == '{') {
2695  (*scan)++; // skip '{'
2696  if (!__kmp_parse_subplace_list(var, scan)) {
2697  return FALSE;
2698  }
2699  if (**scan != '}') {
2700  __kmp_omp_places_syntax_warn(var);
2701  return FALSE;
2702  }
2703  (*scan)++; // skip '}'
2704  } else if (**scan == '!') {
2705  (*scan)++; // skip '!'
2706  return __kmp_parse_place(var, scan); //'!' has lower precedence than ':'
2707  } else if ((**scan >= '0') && (**scan <= '9')) {
2708  next = *scan;
2709  SKIP_DIGITS(next);
2710  int proc = __kmp_str_to_int(*scan, *next);
2711  KMP_ASSERT(proc >= 0);
2712  *scan = next;
2713  } else {
2714  __kmp_omp_places_syntax_warn(var);
2715  return FALSE;
2716  }
2717  return TRUE;
2718 }
2719 
2720 static int __kmp_parse_place_list(const char *var, const char *env,
2721  char **place_list) {
2722  const char *scan = env;
2723  const char *next = scan;
2724 
2725  for (;;) {
2726  int count, stride;
2727 
2728  if (!__kmp_parse_place(var, &scan)) {
2729  return FALSE;
2730  }
2731 
2732  // valid follow sets are ',' ':' and EOL
2733  SKIP_WS(scan);
2734  if (*scan == '\0') {
2735  break;
2736  }
2737  if (*scan == ',') {
2738  scan++; // skip ','
2739  continue;
2740  }
2741  if (*scan != ':') {
2742  __kmp_omp_places_syntax_warn(var);
2743  return FALSE;
2744  }
2745  scan++; // skip ':'
2746 
2747  // Read count parameter
2748  SKIP_WS(scan);
2749  if ((*scan < '0') || (*scan > '9')) {
2750  __kmp_omp_places_syntax_warn(var);
2751  return FALSE;
2752  }
2753  next = scan;
2754  SKIP_DIGITS(next);
2755  count = __kmp_str_to_int(scan, *next);
2756  KMP_ASSERT(count >= 0);
2757  scan = next;
2758 
2759  // valid follow sets are ',' ':' and EOL
2760  SKIP_WS(scan);
2761  if (*scan == '\0') {
2762  break;
2763  }
2764  if (*scan == ',') {
2765  scan++; // skip ','
2766  continue;
2767  }
2768  if (*scan != ':') {
2769  __kmp_omp_places_syntax_warn(var);
2770  return FALSE;
2771  }
2772  scan++; // skip ':'
2773 
2774  // Read stride parameter
2775  int sign = +1;
2776  for (;;) {
2777  SKIP_WS(scan);
2778  if (*scan == '+') {
2779  scan++; // skip '+'
2780  continue;
2781  }
2782  if (*scan == '-') {
2783  sign *= -1;
2784  scan++; // skip '-'
2785  continue;
2786  }
2787  break;
2788  }
2789  SKIP_WS(scan);
2790  if ((*scan < '0') || (*scan > '9')) {
2791  __kmp_omp_places_syntax_warn(var);
2792  return FALSE;
2793  }
2794  next = scan;
2795  SKIP_DIGITS(next);
2796  stride = __kmp_str_to_int(scan, *next);
2797  KMP_ASSERT(stride >= 0);
2798  scan = next;
2799  stride *= sign;
2800 
2801  // valid follow sets are ',' and EOL
2802  SKIP_WS(scan);
2803  if (*scan == '\0') {
2804  break;
2805  }
2806  if (*scan == ',') {
2807  scan++; // skip ','
2808  continue;
2809  }
2810 
2811  __kmp_omp_places_syntax_warn(var);
2812  return FALSE;
2813  }
2814 
2815  {
2816  ptrdiff_t len = scan - env;
2817  char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
2818  KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
2819  retlist[len] = '\0';
2820  *place_list = retlist;
2821  }
2822  return TRUE;
2823 }
2824 
2825 static void __kmp_stg_parse_places(char const *name, char const *value,
2826  void *data) {
2827  int count;
2828  const char *scan = value;
2829  const char *next = scan;
2830  const char *kind = "\"threads\"";
2831  kmp_setting_t **rivals = (kmp_setting_t **)data;
2832  int rc;
2833 
2834  rc = __kmp_stg_check_rivals(name, value, rivals);
2835  if (rc) {
2836  return;
2837  }
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("dice", scan, &next) ||
2860  __kmp_match_str("dies", scan, &next)) {
2861  scan = next;
2862  __kmp_affinity_type = affinity_compact;
2863  __kmp_affinity_gran = affinity_gran_die;
2864  __kmp_affinity_dups = FALSE;
2865  kind = "\"dice\"";
2866  } else if (__kmp_match_str("sockets", scan, &next)) {
2867  scan = next;
2868  __kmp_affinity_type = affinity_compact;
2869  __kmp_affinity_gran = affinity_gran_package;
2870  __kmp_affinity_dups = FALSE;
2871  kind = "\"sockets\"";
2872  } else {
2873  if (__kmp_affinity_proclist != NULL) {
2874  KMP_INTERNAL_FREE((void *)__kmp_affinity_proclist);
2875  __kmp_affinity_proclist = NULL;
2876  }
2877  if (__kmp_parse_place_list(name, value, &__kmp_affinity_proclist)) {
2878  __kmp_affinity_type = affinity_explicit;
2879  __kmp_affinity_gran = affinity_gran_fine;
2880  __kmp_affinity_dups = FALSE;
2881  } else {
2882  // Syntax error fallback
2883  __kmp_affinity_type = affinity_compact;
2884  __kmp_affinity_gran = affinity_gran_core;
2885  __kmp_affinity_dups = FALSE;
2886  }
2887  if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2888  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2889  }
2890  return;
2891  }
2892 
2893  if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2894  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2895  }
2896 
2897  SKIP_WS(scan);
2898  if (*scan == '\0') {
2899  return;
2900  }
2901 
2902  // Parse option count parameter in parentheses
2903  if (*scan != '(') {
2904  KMP_WARNING(SyntaxErrorUsing, name, kind);
2905  return;
2906  }
2907  scan++; // skip '('
2908 
2909  SKIP_WS(scan);
2910  next = scan;
2911  SKIP_DIGITS(next);
2912  count = __kmp_str_to_int(scan, *next);
2913  KMP_ASSERT(count >= 0);
2914  scan = next;
2915 
2916  SKIP_WS(scan);
2917  if (*scan != ')') {
2918  KMP_WARNING(SyntaxErrorUsing, name, kind);
2919  return;
2920  }
2921  scan++; // skip ')'
2922 
2923  SKIP_WS(scan);
2924  if (*scan != '\0') {
2925  KMP_WARNING(ParseExtraCharsWarn, name, scan);
2926  }
2927  __kmp_affinity_num_places = count;
2928 }
2929 
2930 static void __kmp_stg_print_places(kmp_str_buf_t *buffer, char const *name,
2931  void *data) {
2932  if (__kmp_env_format) {
2933  KMP_STR_BUF_PRINT_NAME;
2934  } else {
2935  __kmp_str_buf_print(buffer, " %s", name);
2936  }
2937  if ((__kmp_nested_proc_bind.used == 0) ||
2938  (__kmp_nested_proc_bind.bind_types == NULL) ||
2939  (__kmp_nested_proc_bind.bind_types[0] == proc_bind_false)) {
2940  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2941  } else if (__kmp_affinity_type == affinity_explicit) {
2942  if (__kmp_affinity_proclist != NULL) {
2943  __kmp_str_buf_print(buffer, "='%s'\n", __kmp_affinity_proclist);
2944  } else {
2945  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2946  }
2947  } else if (__kmp_affinity_type == affinity_compact) {
2948  int num;
2949  if (__kmp_affinity_num_masks > 0) {
2950  num = __kmp_affinity_num_masks;
2951  } else if (__kmp_affinity_num_places > 0) {
2952  num = __kmp_affinity_num_places;
2953  } else {
2954  num = 0;
2955  }
2956  if (__kmp_affinity_gran == affinity_gran_thread) {
2957  if (num > 0) {
2958  __kmp_str_buf_print(buffer, "='threads(%d)'\n", num);
2959  } else {
2960  __kmp_str_buf_print(buffer, "='threads'\n");
2961  }
2962  } else if (__kmp_affinity_gran == affinity_gran_core) {
2963  if (num > 0) {
2964  __kmp_str_buf_print(buffer, "='cores(%d)' \n", num);
2965  } else {
2966  __kmp_str_buf_print(buffer, "='cores'\n");
2967  }
2968 #if KMP_USE_HWLOC
2969  } else if (__kmp_affinity_gran == affinity_gran_tile) {
2970  if (num > 0) {
2971  __kmp_str_buf_print(buffer, "='tiles(%d)' \n", num);
2972  } else {
2973  __kmp_str_buf_print(buffer, "='tiles'\n");
2974  }
2975 #endif
2976  } else if (__kmp_affinity_gran == affinity_gran_package) {
2977  if (num > 0) {
2978  __kmp_str_buf_print(buffer, "='sockets(%d)'\n", num);
2979  } else {
2980  __kmp_str_buf_print(buffer, "='sockets'\n");
2981  }
2982  } else {
2983  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2984  }
2985  } else {
2986  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2987  }
2988 }
2989 
2990 static void __kmp_stg_parse_topology_method(char const *name, char const *value,
2991  void *data) {
2992  if (__kmp_str_match("all", 1, value)) {
2993  __kmp_affinity_top_method = affinity_top_method_all;
2994  }
2995 #if KMP_USE_HWLOC
2996  else if (__kmp_str_match("hwloc", 1, value)) {
2997  __kmp_affinity_top_method = affinity_top_method_hwloc;
2998  }
2999 #endif
3000 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
3001  else if (__kmp_str_match("cpuid_leaf31", 12, value) ||
3002  __kmp_str_match("cpuid 1f", 8, value) ||
3003  __kmp_str_match("cpuid 31", 8, value) ||
3004  __kmp_str_match("cpuid1f", 7, value) ||
3005  __kmp_str_match("cpuid31", 7, value) ||
3006  __kmp_str_match("leaf 1f", 7, value) ||
3007  __kmp_str_match("leaf 31", 7, value) ||
3008  __kmp_str_match("leaf1f", 6, value) ||
3009  __kmp_str_match("leaf31", 6, value)) {
3010  __kmp_affinity_top_method = affinity_top_method_x2apicid_1f;
3011  } else if (__kmp_str_match("x2apic id", 9, value) ||
3012  __kmp_str_match("x2apic_id", 9, value) ||
3013  __kmp_str_match("x2apic-id", 9, value) ||
3014  __kmp_str_match("x2apicid", 8, value) ||
3015  __kmp_str_match("cpuid leaf 11", 13, value) ||
3016  __kmp_str_match("cpuid_leaf_11", 13, value) ||
3017  __kmp_str_match("cpuid-leaf-11", 13, value) ||
3018  __kmp_str_match("cpuid leaf11", 12, value) ||
3019  __kmp_str_match("cpuid_leaf11", 12, value) ||
3020  __kmp_str_match("cpuid-leaf11", 12, value) ||
3021  __kmp_str_match("cpuidleaf 11", 12, value) ||
3022  __kmp_str_match("cpuidleaf_11", 12, value) ||
3023  __kmp_str_match("cpuidleaf-11", 12, value) ||
3024  __kmp_str_match("cpuidleaf11", 11, value) ||
3025  __kmp_str_match("cpuid 11", 8, value) ||
3026  __kmp_str_match("cpuid_11", 8, value) ||
3027  __kmp_str_match("cpuid-11", 8, value) ||
3028  __kmp_str_match("cpuid11", 7, value) ||
3029  __kmp_str_match("leaf 11", 7, value) ||
3030  __kmp_str_match("leaf_11", 7, value) ||
3031  __kmp_str_match("leaf-11", 7, value) ||
3032  __kmp_str_match("leaf11", 6, value)) {
3033  __kmp_affinity_top_method = affinity_top_method_x2apicid;
3034  } else if (__kmp_str_match("apic id", 7, value) ||
3035  __kmp_str_match("apic_id", 7, value) ||
3036  __kmp_str_match("apic-id", 7, value) ||
3037  __kmp_str_match("apicid", 6, value) ||
3038  __kmp_str_match("cpuid leaf 4", 12, value) ||
3039  __kmp_str_match("cpuid_leaf_4", 12, value) ||
3040  __kmp_str_match("cpuid-leaf-4", 12, value) ||
3041  __kmp_str_match("cpuid leaf4", 11, value) ||
3042  __kmp_str_match("cpuid_leaf4", 11, value) ||
3043  __kmp_str_match("cpuid-leaf4", 11, value) ||
3044  __kmp_str_match("cpuidleaf 4", 11, value) ||
3045  __kmp_str_match("cpuidleaf_4", 11, value) ||
3046  __kmp_str_match("cpuidleaf-4", 11, value) ||
3047  __kmp_str_match("cpuidleaf4", 10, value) ||
3048  __kmp_str_match("cpuid 4", 7, value) ||
3049  __kmp_str_match("cpuid_4", 7, value) ||
3050  __kmp_str_match("cpuid-4", 7, value) ||
3051  __kmp_str_match("cpuid4", 6, value) ||
3052  __kmp_str_match("leaf 4", 6, value) ||
3053  __kmp_str_match("leaf_4", 6, value) ||
3054  __kmp_str_match("leaf-4", 6, value) ||
3055  __kmp_str_match("leaf4", 5, value)) {
3056  __kmp_affinity_top_method = affinity_top_method_apicid;
3057  }
3058 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3059  else if (__kmp_str_match("/proc/cpuinfo", 2, value) ||
3060  __kmp_str_match("cpuinfo", 5, value)) {
3061  __kmp_affinity_top_method = affinity_top_method_cpuinfo;
3062  }
3063 #if KMP_GROUP_AFFINITY
3064  else if (__kmp_str_match("group", 1, value)) {
3065  __kmp_affinity_top_method = affinity_top_method_group;
3066  }
3067 #endif /* KMP_GROUP_AFFINITY */
3068  else if (__kmp_str_match("flat", 1, value)) {
3069  __kmp_affinity_top_method = affinity_top_method_flat;
3070  } else {
3071  KMP_WARNING(StgInvalidValue, name, value);
3072  }
3073 } // __kmp_stg_parse_topology_method
3074 
3075 static void __kmp_stg_print_topology_method(kmp_str_buf_t *buffer,
3076  char const *name, void *data) {
3077  char const *value = NULL;
3078 
3079  switch (__kmp_affinity_top_method) {
3080  case affinity_top_method_default:
3081  value = "default";
3082  break;
3083 
3084  case affinity_top_method_all:
3085  value = "all";
3086  break;
3087 
3088 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
3089  case affinity_top_method_x2apicid:
3090  value = "x2APIC id";
3091  break;
3092 
3093  case affinity_top_method_apicid:
3094  value = "APIC id";
3095  break;
3096 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3097 
3098 #if KMP_USE_HWLOC
3099  case affinity_top_method_hwloc:
3100  value = "hwloc";
3101  break;
3102 #endif
3103 
3104  case affinity_top_method_cpuinfo:
3105  value = "cpuinfo";
3106  break;
3107 
3108 #if KMP_GROUP_AFFINITY
3109  case affinity_top_method_group:
3110  value = "group";
3111  break;
3112 #endif /* KMP_GROUP_AFFINITY */
3113 
3114  case affinity_top_method_flat:
3115  value = "flat";
3116  break;
3117  }
3118 
3119  if (value != NULL) {
3120  __kmp_stg_print_str(buffer, name, value);
3121  }
3122 } // __kmp_stg_print_topology_method
3123 
3124 #endif /* KMP_AFFINITY_SUPPORTED */
3125 
3126 // OMP_PROC_BIND / bind-var is functional on all 4.0 builds, including OS X*
3127 // OMP_PLACES / place-partition-var is not.
3128 static void __kmp_stg_parse_proc_bind(char const *name, char const *value,
3129  void *data) {
3130  kmp_setting_t **rivals = (kmp_setting_t **)data;
3131  int rc;
3132 
3133  rc = __kmp_stg_check_rivals(name, value, rivals);
3134  if (rc) {
3135  return;
3136  }
3137 
3138  // In OMP 4.0 OMP_PROC_BIND is a vector of proc_bind types.
3139  KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
3140  (__kmp_nested_proc_bind.used > 0));
3141 
3142  const char *buf = value;
3143  const char *next;
3144  int num;
3145  SKIP_WS(buf);
3146  if ((*buf >= '0') && (*buf <= '9')) {
3147  next = buf;
3148  SKIP_DIGITS(next);
3149  num = __kmp_str_to_int(buf, *next);
3150  KMP_ASSERT(num >= 0);
3151  buf = next;
3152  SKIP_WS(buf);
3153  } else {
3154  num = -1;
3155  }
3156 
3157  next = buf;
3158  if (__kmp_match_str("disabled", buf, &next)) {
3159  buf = next;
3160  SKIP_WS(buf);
3161 #if KMP_AFFINITY_SUPPORTED
3162  __kmp_affinity_type = affinity_disabled;
3163 #endif /* KMP_AFFINITY_SUPPORTED */
3164  __kmp_nested_proc_bind.used = 1;
3165  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3166  } else if ((num == (int)proc_bind_false) ||
3167  __kmp_match_str("false", buf, &next)) {
3168  buf = next;
3169  SKIP_WS(buf);
3170 #if KMP_AFFINITY_SUPPORTED
3171  __kmp_affinity_type = affinity_none;
3172 #endif /* KMP_AFFINITY_SUPPORTED */
3173  __kmp_nested_proc_bind.used = 1;
3174  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3175  } else if ((num == (int)proc_bind_true) ||
3176  __kmp_match_str("true", buf, &next)) {
3177  buf = next;
3178  SKIP_WS(buf);
3179  __kmp_nested_proc_bind.used = 1;
3180  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
3181  } else {
3182  // Count the number of values in the env var string
3183  const char *scan;
3184  int nelem = 1;
3185  for (scan = buf; *scan != '\0'; scan++) {
3186  if (*scan == ',') {
3187  nelem++;
3188  }
3189  }
3190 
3191  // Create / expand the nested proc_bind array as needed
3192  if (__kmp_nested_proc_bind.size < nelem) {
3193  __kmp_nested_proc_bind.bind_types =
3194  (kmp_proc_bind_t *)KMP_INTERNAL_REALLOC(
3195  __kmp_nested_proc_bind.bind_types,
3196  sizeof(kmp_proc_bind_t) * nelem);
3197  if (__kmp_nested_proc_bind.bind_types == NULL) {
3198  KMP_FATAL(MemoryAllocFailed);
3199  }
3200  __kmp_nested_proc_bind.size = nelem;
3201  }
3202  __kmp_nested_proc_bind.used = nelem;
3203 
3204  if (nelem > 1 && !__kmp_dflt_max_active_levels_set)
3205  __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
3206 
3207  // Save values in the nested proc_bind array
3208  int i = 0;
3209  for (;;) {
3210  enum kmp_proc_bind_t bind;
3211 
3212  if ((num == (int)proc_bind_master) ||
3213  __kmp_match_str("master", buf, &next)) {
3214  buf = next;
3215  SKIP_WS(buf);
3216  bind = proc_bind_master;
3217  } else if ((num == (int)proc_bind_close) ||
3218  __kmp_match_str("close", buf, &next)) {
3219  buf = next;
3220  SKIP_WS(buf);
3221  bind = proc_bind_close;
3222  } else if ((num == (int)proc_bind_spread) ||
3223  __kmp_match_str("spread", buf, &next)) {
3224  buf = next;
3225  SKIP_WS(buf);
3226  bind = proc_bind_spread;
3227  } else {
3228  KMP_WARNING(StgInvalidValue, name, value);
3229  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3230  __kmp_nested_proc_bind.used = 1;
3231  return;
3232  }
3233 
3234  __kmp_nested_proc_bind.bind_types[i++] = bind;
3235  if (i >= nelem) {
3236  break;
3237  }
3238  KMP_DEBUG_ASSERT(*buf == ',');
3239  buf++;
3240  SKIP_WS(buf);
3241 
3242  // Read next value if it was specified as an integer
3243  if ((*buf >= '0') && (*buf <= '9')) {
3244  next = buf;
3245  SKIP_DIGITS(next);
3246  num = __kmp_str_to_int(buf, *next);
3247  KMP_ASSERT(num >= 0);
3248  buf = next;
3249  SKIP_WS(buf);
3250  } else {
3251  num = -1;
3252  }
3253  }
3254  SKIP_WS(buf);
3255  }
3256  if (*buf != '\0') {
3257  KMP_WARNING(ParseExtraCharsWarn, name, buf);
3258  }
3259 }
3260 
3261 static void __kmp_stg_print_proc_bind(kmp_str_buf_t *buffer, char const *name,
3262  void *data) {
3263  int nelem = __kmp_nested_proc_bind.used;
3264  if (__kmp_env_format) {
3265  KMP_STR_BUF_PRINT_NAME;
3266  } else {
3267  __kmp_str_buf_print(buffer, " %s", name);
3268  }
3269  if (nelem == 0) {
3270  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3271  } else {
3272  int i;
3273  __kmp_str_buf_print(buffer, "='", name);
3274  for (i = 0; i < nelem; i++) {
3275  switch (__kmp_nested_proc_bind.bind_types[i]) {
3276  case proc_bind_false:
3277  __kmp_str_buf_print(buffer, "false");
3278  break;
3279 
3280  case proc_bind_true:
3281  __kmp_str_buf_print(buffer, "true");
3282  break;
3283 
3284  case proc_bind_master:
3285  __kmp_str_buf_print(buffer, "master");
3286  break;
3287 
3288  case proc_bind_close:
3289  __kmp_str_buf_print(buffer, "close");
3290  break;
3291 
3292  case proc_bind_spread:
3293  __kmp_str_buf_print(buffer, "spread");
3294  break;
3295 
3296  case proc_bind_intel:
3297  __kmp_str_buf_print(buffer, "intel");
3298  break;
3299 
3300  case proc_bind_default:
3301  __kmp_str_buf_print(buffer, "default");
3302  break;
3303  }
3304  if (i < nelem - 1) {
3305  __kmp_str_buf_print(buffer, ",");
3306  }
3307  }
3308  __kmp_str_buf_print(buffer, "'\n");
3309  }
3310 }
3311 
3312 static void __kmp_stg_parse_display_affinity(char const *name,
3313  char const *value, void *data) {
3314  __kmp_stg_parse_bool(name, value, &__kmp_display_affinity);
3315 }
3316 static void __kmp_stg_print_display_affinity(kmp_str_buf_t *buffer,
3317  char const *name, void *data) {
3318  __kmp_stg_print_bool(buffer, name, __kmp_display_affinity);
3319 }
3320 static void __kmp_stg_parse_affinity_format(char const *name, char const *value,
3321  void *data) {
3322  size_t length = KMP_STRLEN(value);
3323  __kmp_strncpy_truncate(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, value,
3324  length);
3325 }
3326 static void __kmp_stg_print_affinity_format(kmp_str_buf_t *buffer,
3327  char const *name, void *data) {
3328  if (__kmp_env_format) {
3329  KMP_STR_BUF_PRINT_NAME_EX(name);
3330  } else {
3331  __kmp_str_buf_print(buffer, " %s='", name);
3332  }
3333  __kmp_str_buf_print(buffer, "%s'\n", __kmp_affinity_format);
3334 }
3335 
3336 /*-----------------------------------------------------------------------------
3337 OMP_ALLOCATOR sets default allocator. Here is the grammar:
3338 
3339 <allocator> |= <predef-allocator> | <predef-mem-space> |
3340  <predef-mem-space>:<traits>
3341 <traits> |= <trait>=<value> | <trait>=<value>,<traits>
3342 <predef-allocator> |= omp_default_mem_alloc | omp_large_cap_mem_alloc |
3343  omp_const_mem_alloc | omp_high_bw_mem_alloc |
3344  omp_low_lat_mem_alloc | omp_cgroup_mem_alloc |
3345  omp_pteam_mem_alloc | omp_thread_mem_alloc
3346 <predef-mem-space> |= omp_default_mem_space | omp_large_cap_mem_space |
3347  omp_const_mem_space | omp_high_bw_mem_space |
3348  omp_low_lat_mem_space
3349 <trait> |= sync_hint | alignment | access | pool_size | fallback |
3350  fb_data | pinned | partition
3351 <value> |= one of the allowed values of trait |
3352  non-negative integer | <predef-allocator>
3353 -----------------------------------------------------------------------------*/
3354 
3355 static void __kmp_stg_parse_allocator(char const *name, char const *value,
3356  void *data) {
3357  const char *buf = value;
3358  const char *next, *scan, *start;
3359  char *key;
3360  omp_allocator_handle_t al;
3361  omp_memspace_handle_t ms = omp_default_mem_space;
3362  bool is_memspace = false;
3363  int ntraits = 0, count = 0;
3364 
3365  SKIP_WS(buf);
3366  next = buf;
3367  const char *delim = strchr(buf, ':');
3368  const char *predef_mem_space = strstr(buf, "mem_space");
3369 
3370  bool is_memalloc = (!predef_mem_space && !delim) ? true : false;
3371 
3372  // Count the number of traits in the env var string
3373  if (delim) {
3374  ntraits = 1;
3375  for (scan = buf; *scan != '\0'; scan++) {
3376  if (*scan == ',')
3377  ntraits++;
3378  }
3379  }
3380  omp_alloctrait_t *traits =
3381  (omp_alloctrait_t *)KMP_ALLOCA(ntraits * sizeof(omp_alloctrait_t));
3382 
3383 // Helper macros
3384 #define IS_POWER_OF_TWO(n) (((n) & ((n)-1)) == 0)
3385 
3386 #define GET_NEXT(sentinel) \
3387  { \
3388  SKIP_WS(next); \
3389  if (*next == sentinel) \
3390  next++; \
3391  SKIP_WS(next); \
3392  scan = next; \
3393  }
3394 
3395 #define SKIP_PAIR(key) \
3396  { \
3397  char const str_delimiter[] = {',', 0}; \
3398  char *value = __kmp_str_token(CCAST(char *, scan), str_delimiter, \
3399  CCAST(char **, &next)); \
3400  KMP_WARNING(StgInvalidValue, key, value); \
3401  ntraits--; \
3402  SKIP_WS(next); \
3403  scan = next; \
3404  }
3405 
3406 #define SET_KEY() \
3407  { \
3408  char const str_delimiter[] = {'=', 0}; \
3409  key = __kmp_str_token(CCAST(char *, start), str_delimiter, \
3410  CCAST(char **, &next)); \
3411  scan = next; \
3412  }
3413 
3414  scan = next;
3415  while (*next != '\0') {
3416  if (is_memalloc ||
3417  __kmp_match_str("fb_data", scan, &next)) { // allocator check
3418  start = scan;
3419  GET_NEXT('=');
3420  // check HBW and LCAP first as the only non-default supported
3421  if (__kmp_match_str("omp_high_bw_mem_alloc", scan, &next)) {
3422  SKIP_WS(next);
3423  if (is_memalloc) {
3424  if (__kmp_memkind_available) {
3425  __kmp_def_allocator = omp_high_bw_mem_alloc;
3426  return;
3427  } else {
3428  KMP_WARNING(OmpNoAllocator, "omp_high_bw_mem_alloc");
3429  }
3430  } else {
3431  traits[count].key = omp_atk_fb_data;
3432  traits[count].value = RCAST(omp_uintptr_t, omp_high_bw_mem_alloc);
3433  }
3434  } else if (__kmp_match_str("omp_large_cap_mem_alloc", scan, &next)) {
3435  SKIP_WS(next);
3436  if (is_memalloc) {
3437  if (__kmp_memkind_available) {
3438  __kmp_def_allocator = omp_large_cap_mem_alloc;
3439  return;
3440  } else {
3441  KMP_WARNING(OmpNoAllocator, "omp_large_cap_mem_alloc");
3442  }
3443  } else {
3444  traits[count].key = omp_atk_fb_data;
3445  traits[count].value = RCAST(omp_uintptr_t, omp_large_cap_mem_alloc);
3446  }
3447  } else if (__kmp_match_str("omp_default_mem_alloc", scan, &next)) {
3448  // default requested
3449  SKIP_WS(next);
3450  if (!is_memalloc) {
3451  traits[count].key = omp_atk_fb_data;
3452  traits[count].value = RCAST(omp_uintptr_t, omp_default_mem_alloc);
3453  }
3454  } else if (__kmp_match_str("omp_const_mem_alloc", scan, &next)) {
3455  SKIP_WS(next);
3456  if (is_memalloc) {
3457  KMP_WARNING(OmpNoAllocator, "omp_const_mem_alloc");
3458  } else {
3459  traits[count].key = omp_atk_fb_data;
3460  traits[count].value = RCAST(omp_uintptr_t, omp_const_mem_alloc);
3461  }
3462  } else if (__kmp_match_str("omp_low_lat_mem_alloc", scan, &next)) {
3463  SKIP_WS(next);
3464  if (is_memalloc) {
3465  KMP_WARNING(OmpNoAllocator, "omp_low_lat_mem_alloc");
3466  } else {
3467  traits[count].key = omp_atk_fb_data;
3468  traits[count].value = RCAST(omp_uintptr_t, omp_low_lat_mem_alloc);
3469  }
3470  } else if (__kmp_match_str("omp_cgroup_mem_alloc", scan, &next)) {
3471  SKIP_WS(next);
3472  if (is_memalloc) {
3473  KMP_WARNING(OmpNoAllocator, "omp_cgroup_mem_alloc");
3474  } else {
3475  traits[count].key = omp_atk_fb_data;
3476  traits[count].value = RCAST(omp_uintptr_t, omp_cgroup_mem_alloc);
3477  }
3478  } else if (__kmp_match_str("omp_pteam_mem_alloc", scan, &next)) {
3479  SKIP_WS(next);
3480  if (is_memalloc) {
3481  KMP_WARNING(OmpNoAllocator, "omp_pteam_mem_alloc");
3482  } else {
3483  traits[count].key = omp_atk_fb_data;
3484  traits[count].value = RCAST(omp_uintptr_t, omp_pteam_mem_alloc);
3485  }
3486  } else if (__kmp_match_str("omp_thread_mem_alloc", scan, &next)) {
3487  SKIP_WS(next);
3488  if (is_memalloc) {
3489  KMP_WARNING(OmpNoAllocator, "omp_thread_mem_alloc");
3490  } else {
3491  traits[count].key = omp_atk_fb_data;
3492  traits[count].value = RCAST(omp_uintptr_t, omp_thread_mem_alloc);
3493  }
3494  } else {
3495  if (!is_memalloc) {
3496  SET_KEY();
3497  SKIP_PAIR(key);
3498  continue;
3499  }
3500  }
3501  if (is_memalloc) {
3502  __kmp_def_allocator = omp_default_mem_alloc;
3503  if (next == buf || *next != '\0') {
3504  // either no match or extra symbols present after the matched token
3505  KMP_WARNING(StgInvalidValue, name, value);
3506  }
3507  return;
3508  } else {
3509  ++count;
3510  if (count == ntraits)
3511  break;
3512  GET_NEXT(',');
3513  }
3514  } else { // memspace
3515  if (!is_memspace) {
3516  if (__kmp_match_str("omp_default_mem_space", scan, &next)) {
3517  SKIP_WS(next);
3518  ms = omp_default_mem_space;
3519  } else if (__kmp_match_str("omp_large_cap_mem_space", scan, &next)) {
3520  SKIP_WS(next);
3521  ms = omp_large_cap_mem_space;
3522  } else if (__kmp_match_str("omp_const_mem_space", scan, &next)) {
3523  SKIP_WS(next);
3524  ms = omp_const_mem_space;
3525  } else if (__kmp_match_str("omp_high_bw_mem_space", scan, &next)) {
3526  SKIP_WS(next);
3527  ms = omp_high_bw_mem_space;
3528  } else if (__kmp_match_str("omp_low_lat_mem_space", scan, &next)) {
3529  SKIP_WS(next);
3530  ms = omp_low_lat_mem_space;
3531  } else {
3532  __kmp_def_allocator = omp_default_mem_alloc;
3533  if (next == buf || *next != '\0') {
3534  // either no match or extra symbols present after the matched token
3535  KMP_WARNING(StgInvalidValue, name, value);
3536  }
3537  return;
3538  }
3539  is_memspace = true;
3540  }
3541  if (delim) { // traits
3542  GET_NEXT(':');
3543  start = scan;
3544  if (__kmp_match_str("sync_hint", scan, &next)) {
3545  GET_NEXT('=');
3546  traits[count].key = omp_atk_sync_hint;
3547  if (__kmp_match_str("contended", scan, &next)) {
3548  traits[count].value = omp_atv_contended;
3549  } else if (__kmp_match_str("uncontended", scan, &next)) {
3550  traits[count].value = omp_atv_uncontended;
3551  } else if (__kmp_match_str("serialized", scan, &next)) {
3552  traits[count].value = omp_atv_serialized;
3553  } else if (__kmp_match_str("private", scan, &next)) {
3554  traits[count].value = omp_atv_private;
3555  } else {
3556  SET_KEY();
3557  SKIP_PAIR(key);
3558  continue;
3559  }
3560  } else if (__kmp_match_str("alignment", scan, &next)) {
3561  GET_NEXT('=');
3562  if (!isdigit(*next)) {
3563  SET_KEY();
3564  SKIP_PAIR(key);
3565  continue;
3566  }
3567  SKIP_DIGITS(next);
3568  int n = __kmp_str_to_int(scan, ',');
3569  if (n < 0 || !IS_POWER_OF_TWO(n)) {
3570  SET_KEY();
3571  SKIP_PAIR(key);
3572  continue;
3573  }
3574  traits[count].key = omp_atk_alignment;
3575  traits[count].value = n;
3576  } else if (__kmp_match_str("access", scan, &next)) {
3577  GET_NEXT('=');
3578  traits[count].key = omp_atk_access;
3579  if (__kmp_match_str("all", scan, &next)) {
3580  traits[count].value = omp_atv_all;
3581  } else if (__kmp_match_str("cgroup", scan, &next)) {
3582  traits[count].value = omp_atv_cgroup;
3583  } else if (__kmp_match_str("pteam", scan, &next)) {
3584  traits[count].value = omp_atv_pteam;
3585  } else if (__kmp_match_str("thread", scan, &next)) {
3586  traits[count].value = omp_atv_thread;
3587  } else {
3588  SET_KEY();
3589  SKIP_PAIR(key);
3590  continue;
3591  }
3592  } else if (__kmp_match_str("pool_size", scan, &next)) {
3593  GET_NEXT('=');
3594  if (!isdigit(*next)) {
3595  SET_KEY();
3596  SKIP_PAIR(key);
3597  continue;
3598  }
3599  SKIP_DIGITS(next);
3600  int n = __kmp_str_to_int(scan, ',');
3601  if (n < 0) {
3602  SET_KEY();
3603  SKIP_PAIR(key);
3604  continue;
3605  }
3606  traits[count].key = omp_atk_pool_size;
3607  traits[count].value = n;
3608  } else if (__kmp_match_str("fallback", scan, &next)) {
3609  GET_NEXT('=');
3610  traits[count].key = omp_atk_fallback;
3611  if (__kmp_match_str("default_mem_fb", scan, &next)) {
3612  traits[count].value = omp_atv_default_mem_fb;
3613  } else if (__kmp_match_str("null_fb", scan, &next)) {
3614  traits[count].value = omp_atv_null_fb;
3615  } else if (__kmp_match_str("abort_fb", scan, &next)) {
3616  traits[count].value = omp_atv_abort_fb;
3617  } else if (__kmp_match_str("allocator_fb", scan, &next)) {
3618  traits[count].value = omp_atv_allocator_fb;
3619  } else {
3620  SET_KEY();
3621  SKIP_PAIR(key);
3622  continue;
3623  }
3624  } else if (__kmp_match_str("pinned", scan, &next)) {
3625  GET_NEXT('=');
3626  traits[count].key = omp_atk_pinned;
3627  if (__kmp_str_match_true(next)) {
3628  traits[count].value = omp_atv_true;
3629  } else if (__kmp_str_match_false(next)) {
3630  traits[count].value = omp_atv_false;
3631  } else {
3632  SET_KEY();
3633  SKIP_PAIR(key);
3634  continue;
3635  }
3636  } else if (__kmp_match_str("partition", scan, &next)) {
3637  GET_NEXT('=');
3638  traits[count].key = omp_atk_partition;
3639  if (__kmp_match_str("environment", scan, &next)) {
3640  traits[count].value = omp_atv_environment;
3641  } else if (__kmp_match_str("nearest", scan, &next)) {
3642  traits[count].value = omp_atv_nearest;
3643  } else if (__kmp_match_str("blocked", scan, &next)) {
3644  traits[count].value = omp_atv_blocked;
3645  } else if (__kmp_match_str("interleaved", scan, &next)) {
3646  traits[count].value = omp_atv_interleaved;
3647  } else {
3648  SET_KEY();
3649  SKIP_PAIR(key);
3650  continue;
3651  }
3652  } else {
3653  SET_KEY();
3654  SKIP_PAIR(key);
3655  continue;
3656  }
3657  SKIP_WS(next);
3658  ++count;
3659  if (count == ntraits)
3660  break;
3661  GET_NEXT(',');
3662  } // traits
3663  } // memspace
3664  } // while
3665  al = __kmpc_init_allocator(__kmp_get_gtid(), ms, ntraits, traits);
3666  __kmp_def_allocator = (al == omp_null_allocator) ? omp_default_mem_alloc : al;
3667 }
3668 
3669 static void __kmp_stg_print_allocator(kmp_str_buf_t *buffer, char const *name,
3670  void *data) {
3671  if (__kmp_def_allocator == omp_default_mem_alloc) {
3672  __kmp_stg_print_str(buffer, name, "omp_default_mem_alloc");
3673  } else if (__kmp_def_allocator == omp_high_bw_mem_alloc) {
3674  __kmp_stg_print_str(buffer, name, "omp_high_bw_mem_alloc");
3675  } else if (__kmp_def_allocator == omp_large_cap_mem_alloc) {
3676  __kmp_stg_print_str(buffer, name, "omp_large_cap_mem_alloc");
3677  } else if (__kmp_def_allocator == omp_const_mem_alloc) {
3678  __kmp_stg_print_str(buffer, name, "omp_const_mem_alloc");
3679  } else if (__kmp_def_allocator == omp_low_lat_mem_alloc) {
3680  __kmp_stg_print_str(buffer, name, "omp_low_lat_mem_alloc");
3681  } else if (__kmp_def_allocator == omp_cgroup_mem_alloc) {
3682  __kmp_stg_print_str(buffer, name, "omp_cgroup_mem_alloc");
3683  } else if (__kmp_def_allocator == omp_pteam_mem_alloc) {
3684  __kmp_stg_print_str(buffer, name, "omp_pteam_mem_alloc");
3685  } else if (__kmp_def_allocator == omp_thread_mem_alloc) {
3686  __kmp_stg_print_str(buffer, name, "omp_thread_mem_alloc");
3687  }
3688 }
3689 
3690 // -----------------------------------------------------------------------------
3691 // OMP_DYNAMIC
3692 
3693 static void __kmp_stg_parse_omp_dynamic(char const *name, char const *value,
3694  void *data) {
3695  __kmp_stg_parse_bool(name, value, &(__kmp_global.g.g_dynamic));
3696 } // __kmp_stg_parse_omp_dynamic
3697 
3698 static void __kmp_stg_print_omp_dynamic(kmp_str_buf_t *buffer, char const *name,
3699  void *data) {
3700  __kmp_stg_print_bool(buffer, name, __kmp_global.g.g_dynamic);
3701 } // __kmp_stg_print_omp_dynamic
3702 
3703 static void __kmp_stg_parse_kmp_dynamic_mode(char const *name,
3704  char const *value, void *data) {
3705  if (TCR_4(__kmp_init_parallel)) {
3706  KMP_WARNING(EnvParallelWarn, name);
3707  __kmp_env_toPrint(name, 0);
3708  return;
3709  }
3710 #ifdef USE_LOAD_BALANCE
3711  else if (__kmp_str_match("load balance", 2, value) ||
3712  __kmp_str_match("load_balance", 2, value) ||
3713  __kmp_str_match("load-balance", 2, value) ||
3714  __kmp_str_match("loadbalance", 2, value) ||
3715  __kmp_str_match("balance", 1, value)) {
3716  __kmp_global.g.g_dynamic_mode = dynamic_load_balance;
3717  }
3718 #endif /* USE_LOAD_BALANCE */
3719  else if (__kmp_str_match("thread limit", 1, value) ||
3720  __kmp_str_match("thread_limit", 1, value) ||
3721  __kmp_str_match("thread-limit", 1, value) ||
3722  __kmp_str_match("threadlimit", 1, value) ||
3723  __kmp_str_match("limit", 2, value)) {
3724  __kmp_global.g.g_dynamic_mode = dynamic_thread_limit;
3725  } else if (__kmp_str_match("random", 1, value)) {
3726  __kmp_global.g.g_dynamic_mode = dynamic_random;
3727  } else {
3728  KMP_WARNING(StgInvalidValue, name, value);
3729  }
3730 } //__kmp_stg_parse_kmp_dynamic_mode
3731 
3732 static void __kmp_stg_print_kmp_dynamic_mode(kmp_str_buf_t *buffer,
3733  char const *name, void *data) {
3734 #if KMP_DEBUG
3735  if (__kmp_global.g.g_dynamic_mode == dynamic_default) {
3736  __kmp_str_buf_print(buffer, " %s: %s \n", name, KMP_I18N_STR(NotDefined));
3737  }
3738 #ifdef USE_LOAD_BALANCE
3739  else if (__kmp_global.g.g_dynamic_mode == dynamic_load_balance) {
3740  __kmp_stg_print_str(buffer, name, "load balance");
3741  }
3742 #endif /* USE_LOAD_BALANCE */
3743  else if (__kmp_global.g.g_dynamic_mode == dynamic_thread_limit) {
3744  __kmp_stg_print_str(buffer, name, "thread limit");
3745  } else if (__kmp_global.g.g_dynamic_mode == dynamic_random) {
3746  __kmp_stg_print_str(buffer, name, "random");
3747  } else {
3748  KMP_ASSERT(0);
3749  }
3750 #endif /* KMP_DEBUG */
3751 } // __kmp_stg_print_kmp_dynamic_mode
3752 
3753 #ifdef USE_LOAD_BALANCE
3754 
3755 // -----------------------------------------------------------------------------
3756 // KMP_LOAD_BALANCE_INTERVAL
3757 
3758 static void __kmp_stg_parse_ld_balance_interval(char const *name,
3759  char const *value, void *data) {
3760  double interval = __kmp_convert_to_double(value);
3761  if (interval >= 0) {
3762  __kmp_load_balance_interval = interval;
3763  } else {
3764  KMP_WARNING(StgInvalidValue, name, value);
3765  }
3766 } // __kmp_stg_parse_load_balance_interval
3767 
3768 static void __kmp_stg_print_ld_balance_interval(kmp_str_buf_t *buffer,
3769  char const *name, void *data) {
3770 #if KMP_DEBUG
3771  __kmp_str_buf_print(buffer, " %s=%8.6f\n", name,
3772  __kmp_load_balance_interval);
3773 #endif /* KMP_DEBUG */
3774 } // __kmp_stg_print_load_balance_interval
3775 
3776 #endif /* USE_LOAD_BALANCE */
3777 
3778 // -----------------------------------------------------------------------------
3779 // KMP_INIT_AT_FORK
3780 
3781 static void __kmp_stg_parse_init_at_fork(char const *name, char const *value,
3782  void *data) {
3783  __kmp_stg_parse_bool(name, value, &__kmp_need_register_atfork);
3784  if (__kmp_need_register_atfork) {
3785  __kmp_need_register_atfork_specified = TRUE;
3786  }
3787 } // __kmp_stg_parse_init_at_fork
3788 
3789 static void __kmp_stg_print_init_at_fork(kmp_str_buf_t *buffer,
3790  char const *name, void *data) {
3791  __kmp_stg_print_bool(buffer, name, __kmp_need_register_atfork_specified);
3792 } // __kmp_stg_print_init_at_fork
3793 
3794 // -----------------------------------------------------------------------------
3795 // KMP_SCHEDULE
3796 
3797 static void __kmp_stg_parse_schedule(char const *name, char const *value,
3798  void *data) {
3799 
3800  if (value != NULL) {
3801  size_t length = KMP_STRLEN(value);
3802  if (length > INT_MAX) {
3803  KMP_WARNING(LongValue, name);
3804  } else {
3805  const char *semicolon;
3806  if (value[length - 1] == '"' || value[length - 1] == '\'')
3807  KMP_WARNING(UnbalancedQuotes, name);
3808  do {
3809  char sentinel;
3810 
3811  semicolon = strchr(value, ';');
3812  if (*value && semicolon != value) {
3813  const char *comma = strchr(value, ',');
3814 
3815  if (comma) {
3816  ++comma;
3817  sentinel = ',';
3818  } else
3819  sentinel = ';';
3820  if (!__kmp_strcasecmp_with_sentinel("static", value, sentinel)) {
3821  if (!__kmp_strcasecmp_with_sentinel("greedy", comma, ';')) {
3822  __kmp_static = kmp_sch_static_greedy;
3823  continue;
3824  } else if (!__kmp_strcasecmp_with_sentinel("balanced", comma,
3825  ';')) {
3826  __kmp_static = kmp_sch_static_balanced;
3827  continue;
3828  }
3829  } else if (!__kmp_strcasecmp_with_sentinel("guided", value,
3830  sentinel)) {
3831  if (!__kmp_strcasecmp_with_sentinel("iterative", comma, ';')) {
3832  __kmp_guided = kmp_sch_guided_iterative_chunked;
3833  continue;
3834  } else if (!__kmp_strcasecmp_with_sentinel("analytical", comma,
3835  ';')) {
3836  /* analytical not allowed for too many threads */
3837  __kmp_guided = kmp_sch_guided_analytical_chunked;
3838  continue;
3839  }
3840  }
3841  KMP_WARNING(InvalidClause, name, value);
3842  } else
3843  KMP_WARNING(EmptyClause, name);
3844  } while ((value = semicolon ? semicolon + 1 : NULL));
3845  }
3846  }
3847 
3848 } // __kmp_stg_parse__schedule
3849 
3850 static void __kmp_stg_print_schedule(kmp_str_buf_t *buffer, char const *name,
3851  void *data) {
3852  if (__kmp_env_format) {
3853  KMP_STR_BUF_PRINT_NAME_EX(name);
3854  } else {
3855  __kmp_str_buf_print(buffer, " %s='", name);
3856  }
3857  if (__kmp_static == kmp_sch_static_greedy) {
3858  __kmp_str_buf_print(buffer, "%s", "static,greedy");
3859  } else if (__kmp_static == kmp_sch_static_balanced) {
3860  __kmp_str_buf_print(buffer, "%s", "static,balanced");
3861  }
3862  if (__kmp_guided == kmp_sch_guided_iterative_chunked) {
3863  __kmp_str_buf_print(buffer, ";%s'\n", "guided,iterative");
3864  } else if (__kmp_guided == kmp_sch_guided_analytical_chunked) {
3865  __kmp_str_buf_print(buffer, ";%s'\n", "guided,analytical");
3866  }
3867 } // __kmp_stg_print_schedule
3868 
3869 // -----------------------------------------------------------------------------
3870 // OMP_SCHEDULE
3871 
3872 static inline void __kmp_omp_schedule_restore() {
3873 #if KMP_USE_HIER_SCHED
3874  __kmp_hier_scheds.deallocate();
3875 #endif
3876  __kmp_chunk = 0;
3877  __kmp_sched = kmp_sch_default;
3878 }
3879 
3880 // if parse_hier = true:
3881 // Parse [HW,][modifier:]kind[,chunk]
3882 // else:
3883 // Parse [modifier:]kind[,chunk]
3884 static const char *__kmp_parse_single_omp_schedule(const char *name,
3885  const char *value,
3886  bool parse_hier = false) {
3887  /* get the specified scheduling style */
3888  const char *ptr = value;
3889  const char *delim;
3890  int chunk = 0;
3891  enum sched_type sched = kmp_sch_default;
3892  if (*ptr == '\0')
3893  return NULL;
3894  delim = ptr;
3895  while (*delim != ',' && *delim != ':' && *delim != '\0')
3896  delim++;
3897 #if KMP_USE_HIER_SCHED
3898  kmp_hier_layer_e layer = kmp_hier_layer_e::LAYER_THREAD;
3899  if (parse_hier) {
3900  if (*delim == ',') {
3901  if (!__kmp_strcasecmp_with_sentinel("L1", ptr, ',')) {
3902  layer = kmp_hier_layer_e::LAYER_L1;
3903  } else if (!__kmp_strcasecmp_with_sentinel("L2", ptr, ',')) {
3904  layer = kmp_hier_layer_e::LAYER_L2;
3905  } else if (!__kmp_strcasecmp_with_sentinel("L3", ptr, ',')) {
3906  layer = kmp_hier_layer_e::LAYER_L3;
3907  } else if (!__kmp_strcasecmp_with_sentinel("NUMA", ptr, ',')) {
3908  layer = kmp_hier_layer_e::LAYER_NUMA;
3909  }
3910  }
3911  if (layer != kmp_hier_layer_e::LAYER_THREAD && *delim != ',') {
3912  // If there is no comma after the layer, then this schedule is invalid
3913  KMP_WARNING(StgInvalidValue, name, value);
3914  __kmp_omp_schedule_restore();
3915  return NULL;
3916  } else if (layer != kmp_hier_layer_e::LAYER_THREAD) {
3917  ptr = ++delim;
3918  while (*delim != ',' && *delim != ':' && *delim != '\0')
3919  delim++;
3920  }
3921  }
3922 #endif // KMP_USE_HIER_SCHED
3923  // Read in schedule modifier if specified
3924  enum sched_type sched_modifier = (enum sched_type)0;
3925  if (*delim == ':') {
3926  if (!__kmp_strcasecmp_with_sentinel("monotonic", ptr, *delim)) {
3927  sched_modifier = sched_type::kmp_sch_modifier_monotonic;
3928  ptr = ++delim;
3929  while (*delim != ',' && *delim != ':' && *delim != '\0')
3930  delim++;
3931  } else if (!__kmp_strcasecmp_with_sentinel("nonmonotonic", ptr, *delim)) {
3933  ptr = ++delim;
3934  while (*delim != ',' && *delim != ':' && *delim != '\0')
3935  delim++;
3936  } else if (!parse_hier) {
3937  // If there is no proper schedule modifier, then this schedule is invalid
3938  KMP_WARNING(StgInvalidValue, name, value);
3939  __kmp_omp_schedule_restore();
3940  return NULL;
3941  }
3942  }
3943  // Read in schedule kind (required)
3944  if (!__kmp_strcasecmp_with_sentinel("dynamic", ptr, *delim))
3945  sched = kmp_sch_dynamic_chunked;
3946  else if (!__kmp_strcasecmp_with_sentinel("guided", ptr, *delim))
3947  sched = kmp_sch_guided_chunked;
3948  // AC: TODO: probably remove TRAPEZOIDAL (OMP 3.0 does not allow it)
3949  else if (!__kmp_strcasecmp_with_sentinel("auto", ptr, *delim))
3950  sched = kmp_sch_auto;
3951  else if (!__kmp_strcasecmp_with_sentinel("trapezoidal", ptr, *delim))
3952  sched = kmp_sch_trapezoidal;
3953  else if (!__kmp_strcasecmp_with_sentinel("static", ptr, *delim))
3954  sched = kmp_sch_static;
3955 #if KMP_STATIC_STEAL_ENABLED
3956  else if (!__kmp_strcasecmp_with_sentinel("static_steal", ptr, *delim))
3957  sched = kmp_sch_static_steal;
3958 #endif
3959  else {
3960  // If there is no proper schedule kind, then this schedule is invalid
3961  KMP_WARNING(StgInvalidValue, name, value);
3962  __kmp_omp_schedule_restore();
3963  return NULL;
3964  }
3965 
3966  // Read in schedule chunk size if specified
3967  if (*delim == ',') {
3968  ptr = delim + 1;
3969  SKIP_WS(ptr);
3970  if (!isdigit(*ptr)) {
3971  // If there is no chunk after comma, then this schedule is invalid
3972  KMP_WARNING(StgInvalidValue, name, value);
3973  __kmp_omp_schedule_restore();
3974  return NULL;
3975  }
3976  SKIP_DIGITS(ptr);
3977  // auto schedule should not specify chunk size
3978  if (sched == kmp_sch_auto) {
3979  __kmp_msg(kmp_ms_warning, KMP_MSG(IgnoreChunk, name, delim),
3980  __kmp_msg_null);
3981  } else {
3982  if (sched == kmp_sch_static)
3983  sched = kmp_sch_static_chunked;
3984  chunk = __kmp_str_to_int(delim + 1, *ptr);
3985  if (chunk < 1) {
3986  chunk = KMP_DEFAULT_CHUNK;
3987  __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidChunk, name, delim),
3988  __kmp_msg_null);
3989  KMP_INFORM(Using_int_Value, name, __kmp_chunk);
3990  // AC: next block commented out until KMP_DEFAULT_CHUNK != KMP_MIN_CHUNK
3991  // (to improve code coverage :)
3992  // The default chunk size is 1 according to standard, thus making
3993  // KMP_MIN_CHUNK not 1 we would introduce mess:
3994  // wrong chunk becomes 1, but it will be impossible to explicitly set
3995  // to 1 because it becomes KMP_MIN_CHUNK...
3996  // } else if ( chunk < KMP_MIN_CHUNK ) {
3997  // chunk = KMP_MIN_CHUNK;
3998  } else if (chunk > KMP_MAX_CHUNK) {
3999  chunk = KMP_MAX_CHUNK;
4000  __kmp_msg(kmp_ms_warning, KMP_MSG(LargeChunk, name, delim),
4001  __kmp_msg_null);
4002  KMP_INFORM(Using_int_Value, name, chunk);
4003  }
4004  }
4005  } else {
4006  ptr = delim;
4007  }
4008 
4009  SCHEDULE_SET_MODIFIERS(sched, sched_modifier);
4010 
4011 #if KMP_USE_HIER_SCHED
4012  if (layer != kmp_hier_layer_e::LAYER_THREAD) {
4013  __kmp_hier_scheds.append(sched, chunk, layer);
4014  } else
4015 #endif
4016  {
4017  __kmp_chunk = chunk;
4018  __kmp_sched = sched;
4019  }
4020  return ptr;
4021 }
4022 
4023 static void __kmp_stg_parse_omp_schedule(char const *name, char const *value,
4024  void *data) {
4025  size_t length;
4026  const char *ptr = value;
4027  SKIP_WS(ptr);
4028  if (value) {
4029  length = KMP_STRLEN(value);
4030  if (length) {
4031  if (value[length - 1] == '"' || value[length - 1] == '\'')
4032  KMP_WARNING(UnbalancedQuotes, name);
4033 /* get the specified scheduling style */
4034 #if KMP_USE_HIER_SCHED
4035  if (!__kmp_strcasecmp_with_sentinel("EXPERIMENTAL", ptr, ' ')) {
4036  SKIP_TOKEN(ptr);
4037  SKIP_WS(ptr);
4038  while ((ptr = __kmp_parse_single_omp_schedule(name, ptr, true))) {
4039  while (*ptr == ' ' || *ptr == '\t' || *ptr == ':')
4040  ptr++;
4041  if (*ptr == '\0')
4042  break;
4043  }
4044  } else
4045 #endif
4046  __kmp_parse_single_omp_schedule(name, ptr);
4047  } else
4048  KMP_WARNING(EmptyString, name);
4049  }
4050 #if KMP_USE_HIER_SCHED
4051  __kmp_hier_scheds.sort();
4052 #endif
4053  K_DIAG(1, ("__kmp_static == %d\n", __kmp_static))
4054  K_DIAG(1, ("__kmp_guided == %d\n", __kmp_guided))
4055  K_DIAG(1, ("__kmp_sched == %d\n", __kmp_sched))
4056  K_DIAG(1, ("__kmp_chunk == %d\n", __kmp_chunk))
4057 } // __kmp_stg_parse_omp_schedule
4058 
4059 static void __kmp_stg_print_omp_schedule(kmp_str_buf_t *buffer,
4060  char const *name, void *data) {
4061  if (__kmp_env_format) {
4062  KMP_STR_BUF_PRINT_NAME_EX(name);
4063  } else {
4064  __kmp_str_buf_print(buffer, " %s='", name);
4065  }
4066  enum sched_type sched = SCHEDULE_WITHOUT_MODIFIERS(__kmp_sched);
4067  if (SCHEDULE_HAS_MONOTONIC(__kmp_sched)) {
4068  __kmp_str_buf_print(buffer, "monotonic:");
4069  } else if (SCHEDULE_HAS_NONMONOTONIC(__kmp_sched)) {
4070  __kmp_str_buf_print(buffer, "nonmonotonic:");
4071  }
4072  if (__kmp_chunk) {
4073  switch (sched) {
4074  case kmp_sch_dynamic_chunked:
4075  __kmp_str_buf_print(buffer, "%s,%d'\n", "dynamic", __kmp_chunk);
4076  break;
4077  case kmp_sch_guided_iterative_chunked:
4078  case kmp_sch_guided_analytical_chunked:
4079  __kmp_str_buf_print(buffer, "%s,%d'\n", "guided", __kmp_chunk);
4080  break;
4081  case kmp_sch_trapezoidal:
4082  __kmp_str_buf_print(buffer, "%s,%d'\n", "trapezoidal", __kmp_chunk);
4083  break;
4084  case kmp_sch_static:
4085  case kmp_sch_static_chunked:
4086  case kmp_sch_static_balanced:
4087  case kmp_sch_static_greedy:
4088  __kmp_str_buf_print(buffer, "%s,%d'\n", "static", __kmp_chunk);
4089  break;
4090  case kmp_sch_static_steal:
4091  __kmp_str_buf_print(buffer, "%s,%d'\n", "static_steal", __kmp_chunk);
4092  break;
4093  case kmp_sch_auto:
4094  __kmp_str_buf_print(buffer, "%s,%d'\n", "auto", __kmp_chunk);
4095  break;
4096  }
4097  } else {
4098  switch (sched) {
4099  case kmp_sch_dynamic_chunked:
4100  __kmp_str_buf_print(buffer, "%s'\n", "dynamic");
4101  break;
4102  case kmp_sch_guided_iterative_chunked:
4103  case kmp_sch_guided_analytical_chunked:
4104  __kmp_str_buf_print(buffer, "%s'\n", "guided");
4105  break;
4106  case kmp_sch_trapezoidal:
4107  __kmp_str_buf_print(buffer, "%s'\n", "trapezoidal");
4108  break;
4109  case kmp_sch_static:
4110  case kmp_sch_static_chunked:
4111  case kmp_sch_static_balanced:
4112  case kmp_sch_static_greedy:
4113  __kmp_str_buf_print(buffer, "%s'\n", "static");
4114  break;
4115  case kmp_sch_static_steal:
4116  __kmp_str_buf_print(buffer, "%s'\n", "static_steal");
4117  break;
4118  case kmp_sch_auto:
4119  __kmp_str_buf_print(buffer, "%s'\n", "auto");
4120  break;
4121  }
4122  }
4123 } // __kmp_stg_print_omp_schedule
4124 
4125 #if KMP_USE_HIER_SCHED
4126 // -----------------------------------------------------------------------------
4127 // KMP_DISP_HAND_THREAD
4128 static void __kmp_stg_parse_kmp_hand_thread(char const *name, char const *value,
4129  void *data) {
4130  __kmp_stg_parse_bool(name, value, &(__kmp_dispatch_hand_threading));
4131 } // __kmp_stg_parse_kmp_hand_thread
4132 
4133 static void __kmp_stg_print_kmp_hand_thread(kmp_str_buf_t *buffer,
4134  char const *name, void *data) {
4135  __kmp_stg_print_bool(buffer, name, __kmp_dispatch_hand_threading);
4136 } // __kmp_stg_print_kmp_hand_thread
4137 #endif
4138 
4139 // -----------------------------------------------------------------------------
4140 // KMP_ATOMIC_MODE
4141 
4142 static void __kmp_stg_parse_atomic_mode(char const *name, char const *value,
4143  void *data) {
4144  // Modes: 0 -- do not change default; 1 -- Intel perf mode, 2 -- GOMP
4145  // compatibility mode.
4146  int mode = 0;
4147  int max = 1;
4148 #ifdef KMP_GOMP_COMPAT
4149  max = 2;
4150 #endif /* KMP_GOMP_COMPAT */
4151  __kmp_stg_parse_int(name, value, 0, max, &mode);
4152  // TODO; parse_int is not very suitable for this case. In case of overflow it
4153  // is better to use
4154  // 0 rather that max value.
4155  if (mode > 0) {
4156  __kmp_atomic_mode = mode;
4157  }
4158 } // __kmp_stg_parse_atomic_mode
4159 
4160 static void __kmp_stg_print_atomic_mode(kmp_str_buf_t *buffer, char const *name,
4161  void *data) {
4162  __kmp_stg_print_int(buffer, name, __kmp_atomic_mode);
4163 } // __kmp_stg_print_atomic_mode
4164 
4165 // -----------------------------------------------------------------------------
4166 // KMP_CONSISTENCY_CHECK
4167 
4168 static void __kmp_stg_parse_consistency_check(char const *name,
4169  char const *value, void *data) {
4170  if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
4171  // Note, this will not work from kmp_set_defaults because th_cons stack was
4172  // not allocated
4173  // for existed thread(s) thus the first __kmp_push_<construct> will break
4174  // with assertion.
4175  // TODO: allocate th_cons if called from kmp_set_defaults.
4176  __kmp_env_consistency_check = TRUE;
4177  } else if (!__kmp_strcasecmp_with_sentinel("none", value, 0)) {
4178  __kmp_env_consistency_check = FALSE;
4179  } else {
4180  KMP_WARNING(StgInvalidValue, name, value);
4181  }
4182 } // __kmp_stg_parse_consistency_check
4183 
4184 static void __kmp_stg_print_consistency_check(kmp_str_buf_t *buffer,
4185  char const *name, void *data) {
4186 #if KMP_DEBUG
4187  const char *value = NULL;
4188 
4189  if (__kmp_env_consistency_check) {
4190  value = "all";
4191  } else {
4192  value = "none";
4193  }
4194 
4195  if (value != NULL) {
4196  __kmp_stg_print_str(buffer, name, value);
4197  }
4198 #endif /* KMP_DEBUG */
4199 } // __kmp_stg_print_consistency_check
4200 
4201 #if USE_ITT_BUILD
4202 // -----------------------------------------------------------------------------
4203 // KMP_ITT_PREPARE_DELAY
4204 
4205 #if USE_ITT_NOTIFY
4206 
4207 static void __kmp_stg_parse_itt_prepare_delay(char const *name,
4208  char const *value, void *data) {
4209  // Experimental code: KMP_ITT_PREPARE_DELAY specifies numbert of loop
4210  // iterations.
4211  int delay = 0;
4212  __kmp_stg_parse_int(name, value, 0, INT_MAX, &delay);
4213  __kmp_itt_prepare_delay = delay;
4214 } // __kmp_str_parse_itt_prepare_delay
4215 
4216 static void __kmp_stg_print_itt_prepare_delay(kmp_str_buf_t *buffer,
4217  char const *name, void *data) {
4218  __kmp_stg_print_uint64(buffer, name, __kmp_itt_prepare_delay);
4219 
4220 } // __kmp_str_print_itt_prepare_delay
4221 
4222 #endif // USE_ITT_NOTIFY
4223 #endif /* USE_ITT_BUILD */
4224 
4225 // -----------------------------------------------------------------------------
4226 // KMP_MALLOC_POOL_INCR
4227 
4228 static void __kmp_stg_parse_malloc_pool_incr(char const *name,
4229  char const *value, void *data) {
4230  __kmp_stg_parse_size(name, value, KMP_MIN_MALLOC_POOL_INCR,
4231  KMP_MAX_MALLOC_POOL_INCR, NULL, &__kmp_malloc_pool_incr,
4232  1);
4233 } // __kmp_stg_parse_malloc_pool_incr
4234 
4235 static void __kmp_stg_print_malloc_pool_incr(kmp_str_buf_t *buffer,
4236  char const *name, void *data) {
4237  __kmp_stg_print_size(buffer, name, __kmp_malloc_pool_incr);
4238 
4239 } // _kmp_stg_print_malloc_pool_incr
4240 
4241 #ifdef KMP_DEBUG
4242 
4243 // -----------------------------------------------------------------------------
4244 // KMP_PAR_RANGE
4245 
4246 static void __kmp_stg_parse_par_range_env(char const *name, char const *value,
4247  void *data) {
4248  __kmp_stg_parse_par_range(name, value, &__kmp_par_range,
4249  __kmp_par_range_routine, __kmp_par_range_filename,
4250  &__kmp_par_range_lb, &__kmp_par_range_ub);
4251 } // __kmp_stg_parse_par_range_env
4252 
4253 static void __kmp_stg_print_par_range_env(kmp_str_buf_t *buffer,
4254  char const *name, void *data) {
4255  if (__kmp_par_range != 0) {
4256  __kmp_stg_print_str(buffer, name, par_range_to_print);
4257  }
4258 } // __kmp_stg_print_par_range_env
4259 
4260 #endif
4261 
4262 // -----------------------------------------------------------------------------
4263 // KMP_GTID_MODE
4264 
4265 static void __kmp_stg_parse_gtid_mode(char const *name, char const *value,
4266  void *data) {
4267  // Modes:
4268  // 0 -- do not change default
4269  // 1 -- sp search
4270  // 2 -- use "keyed" TLS var, i.e.
4271  // pthread_getspecific(Linux* OS/OS X*) or TlsGetValue(Windows* OS)
4272  // 3 -- __declspec(thread) TLS var in tdata section
4273  int mode = 0;
4274  int max = 2;
4275 #ifdef KMP_TDATA_GTID
4276  max = 3;
4277 #endif /* KMP_TDATA_GTID */
4278  __kmp_stg_parse_int(name, value, 0, max, &mode);
4279  // TODO; parse_int is not very suitable for this case. In case of overflow it
4280  // is better to use 0 rather that max value.
4281  if (mode == 0) {
4282  __kmp_adjust_gtid_mode = TRUE;
4283  } else {
4284  __kmp_gtid_mode = mode;
4285  __kmp_adjust_gtid_mode = FALSE;
4286  }
4287 } // __kmp_str_parse_gtid_mode
4288 
4289 static void __kmp_stg_print_gtid_mode(kmp_str_buf_t *buffer, char const *name,
4290  void *data) {
4291  if (__kmp_adjust_gtid_mode) {
4292  __kmp_stg_print_int(buffer, name, 0);
4293  } else {
4294  __kmp_stg_print_int(buffer, name, __kmp_gtid_mode);
4295  }
4296 } // __kmp_stg_print_gtid_mode
4297 
4298 // -----------------------------------------------------------------------------
4299 // KMP_NUM_LOCKS_IN_BLOCK
4300 
4301 static void __kmp_stg_parse_lock_block(char const *name, char const *value,
4302  void *data) {
4303  __kmp_stg_parse_int(name, value, 0, KMP_INT_MAX, &__kmp_num_locks_in_block);
4304 } // __kmp_str_parse_lock_block
4305 
4306 static void __kmp_stg_print_lock_block(kmp_str_buf_t *buffer, char const *name,
4307  void *data) {
4308  __kmp_stg_print_int(buffer, name, __kmp_num_locks_in_block);
4309 } // __kmp_stg_print_lock_block
4310 
4311 // -----------------------------------------------------------------------------
4312 // KMP_LOCK_KIND
4313 
4314 #if KMP_USE_DYNAMIC_LOCK
4315 #define KMP_STORE_LOCK_SEQ(a) (__kmp_user_lock_seq = lockseq_##a)
4316 #else
4317 #define KMP_STORE_LOCK_SEQ(a)
4318 #endif
4319 
4320 static void __kmp_stg_parse_lock_kind(char const *name, char const *value,
4321  void *data) {
4322  if (__kmp_init_user_locks) {
4323  KMP_WARNING(EnvLockWarn, name);
4324  return;
4325  }
4326 
4327  if (__kmp_str_match("tas", 2, value) ||
4328  __kmp_str_match("test and set", 2, value) ||
4329  __kmp_str_match("test_and_set", 2, value) ||
4330  __kmp_str_match("test-and-set", 2, value) ||
4331  __kmp_str_match("test andset", 2, value) ||
4332  __kmp_str_match("test_andset", 2, value) ||
4333  __kmp_str_match("test-andset", 2, value) ||
4334  __kmp_str_match("testand set", 2, value) ||
4335  __kmp_str_match("testand_set", 2, value) ||
4336  __kmp_str_match("testand-set", 2, value) ||
4337  __kmp_str_match("testandset", 2, value)) {
4338  __kmp_user_lock_kind = lk_tas;
4339  KMP_STORE_LOCK_SEQ(tas);
4340  }
4341 #if KMP_USE_FUTEX
4342  else if (__kmp_str_match("futex", 1, value)) {
4343  if (__kmp_futex_determine_capable()) {
4344  __kmp_user_lock_kind = lk_futex;
4345  KMP_STORE_LOCK_SEQ(futex);
4346  } else {
4347  KMP_WARNING(FutexNotSupported, name, value);
4348  }
4349  }
4350 #endif
4351  else if (__kmp_str_match("ticket", 2, value)) {
4352  __kmp_user_lock_kind = lk_ticket;
4353  KMP_STORE_LOCK_SEQ(ticket);
4354  } else if (__kmp_str_match("queuing", 1, value) ||
4355  __kmp_str_match("queue", 1, value)) {
4356  __kmp_user_lock_kind = lk_queuing;
4357  KMP_STORE_LOCK_SEQ(queuing);
4358  } else if (__kmp_str_match("drdpa ticket", 1, value) ||
4359  __kmp_str_match("drdpa_ticket", 1, value) ||
4360  __kmp_str_match("drdpa-ticket", 1, value) ||
4361  __kmp_str_match("drdpaticket", 1, value) ||
4362  __kmp_str_match("drdpa", 1, value)) {
4363  __kmp_user_lock_kind = lk_drdpa;
4364  KMP_STORE_LOCK_SEQ(drdpa);
4365  }
4366 #if KMP_USE_ADAPTIVE_LOCKS
4367  else if (__kmp_str_match("adaptive", 1, value)) {
4368  if (__kmp_cpuinfo.rtm) { // ??? Is cpuinfo available here?
4369  __kmp_user_lock_kind = lk_adaptive;
4370  KMP_STORE_LOCK_SEQ(adaptive);
4371  } else {
4372  KMP_WARNING(AdaptiveNotSupported, name, value);
4373  __kmp_user_lock_kind = lk_queuing;
4374  KMP_STORE_LOCK_SEQ(queuing);
4375  }
4376  }
4377 #endif // KMP_USE_ADAPTIVE_LOCKS
4378 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4379  else if (__kmp_str_match("rtm_queuing", 1, value)) {
4380  if (__kmp_cpuinfo.rtm) {
4381  __kmp_user_lock_kind = lk_rtm_queuing;
4382  KMP_STORE_LOCK_SEQ(rtm_queuing);
4383  } else {
4384  KMP_WARNING(AdaptiveNotSupported, name, value);
4385  __kmp_user_lock_kind = lk_queuing;
4386  KMP_STORE_LOCK_SEQ(queuing);
4387  }
4388  } else if (__kmp_str_match("rtm_spin", 1, value)) {
4389  if (__kmp_cpuinfo.rtm) {
4390  __kmp_user_lock_kind = lk_rtm_spin;
4391  KMP_STORE_LOCK_SEQ(rtm_spin);
4392  } else {
4393  KMP_WARNING(AdaptiveNotSupported, name, value);
4394  __kmp_user_lock_kind = lk_tas;
4395  KMP_STORE_LOCK_SEQ(queuing);
4396  }
4397  } else if (__kmp_str_match("hle", 1, value)) {
4398  __kmp_user_lock_kind = lk_hle;
4399  KMP_STORE_LOCK_SEQ(hle);
4400  }
4401 #endif
4402  else {
4403  KMP_WARNING(StgInvalidValue, name, value);
4404  }
4405 }
4406 
4407 static void __kmp_stg_print_lock_kind(kmp_str_buf_t *buffer, char const *name,
4408  void *data) {
4409  const char *value = NULL;
4410 
4411  switch (__kmp_user_lock_kind) {
4412  case lk_default:
4413  value = "default";
4414  break;
4415 
4416  case lk_tas:
4417  value = "tas";
4418  break;
4419 
4420 #if KMP_USE_FUTEX
4421  case lk_futex:
4422  value = "futex";
4423  break;
4424 #endif
4425 
4426 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4427  case lk_rtm_queuing:
4428  value = "rtm_queuing";
4429  break;
4430 
4431  case lk_rtm_spin:
4432  value = "rtm_spin";
4433  break;
4434 
4435  case lk_hle:
4436  value = "hle";
4437  break;
4438 #endif
4439 
4440  case lk_ticket:
4441  value = "ticket";
4442  break;
4443 
4444  case lk_queuing:
4445  value = "queuing";
4446  break;
4447 
4448  case lk_drdpa:
4449  value = "drdpa";
4450  break;
4451 #if KMP_USE_ADAPTIVE_LOCKS
4452  case lk_adaptive:
4453  value = "adaptive";
4454  break;
4455 #endif
4456  }
4457 
4458  if (value != NULL) {
4459  __kmp_stg_print_str(buffer, name, value);
4460  }
4461 }
4462 
4463 // -----------------------------------------------------------------------------
4464 // KMP_SPIN_BACKOFF_PARAMS
4465 
4466 // KMP_SPIN_BACKOFF_PARAMS=max_backoff[,min_tick] (max backoff size, min tick
4467 // for machine pause)
4468 static void __kmp_stg_parse_spin_backoff_params(const char *name,
4469  const char *value, void *data) {
4470  const char *next = value;
4471 
4472  int total = 0; // Count elements that were set. It'll be used as an array size
4473  int prev_comma = FALSE; // For correct processing sequential commas
4474  int i;
4475 
4476  kmp_uint32 max_backoff = __kmp_spin_backoff_params.max_backoff;
4477  kmp_uint32 min_tick = __kmp_spin_backoff_params.min_tick;
4478 
4479  // Run only 3 iterations because it is enough to read two values or find a
4480  // syntax error
4481  for (i = 0; i < 3; i++) {
4482  SKIP_WS(next);
4483 
4484  if (*next == '\0') {
4485  break;
4486  }
4487  // Next character is not an integer or not a comma OR number of values > 2
4488  // => end of list
4489  if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4490  KMP_WARNING(EnvSyntaxError, name, value);
4491  return;
4492  }
4493  // The next character is ','
4494  if (*next == ',') {
4495  // ',' is the first character
4496  if (total == 0 || prev_comma) {
4497  total++;
4498  }
4499  prev_comma = TRUE;
4500  next++; // skip ','
4501  SKIP_WS(next);
4502  }
4503  // Next character is a digit
4504  if (*next >= '0' && *next <= '9') {
4505  int num;
4506  const char *buf = next;
4507  char const *msg = NULL;
4508  prev_comma = FALSE;
4509  SKIP_DIGITS(next);
4510  total++;
4511 
4512  const char *tmp = next;
4513  SKIP_WS(tmp);
4514  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4515  KMP_WARNING(EnvSpacesNotAllowed, name, value);
4516  return;
4517  }
4518 
4519  num = __kmp_str_to_int(buf, *next);
4520  if (num <= 0) { // The number of retries should be > 0
4521  msg = KMP_I18N_STR(ValueTooSmall);
4522  num = 1;
4523  } else if (num > KMP_INT_MAX) {
4524  msg = KMP_I18N_STR(ValueTooLarge);
4525  num = KMP_INT_MAX;
4526  }
4527  if (msg != NULL) {
4528  // Message is not empty. Print warning.
4529  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4530  KMP_INFORM(Using_int_Value, name, num);
4531  }
4532  if (total == 1) {
4533  max_backoff = num;
4534  } else if (total == 2) {
4535  min_tick = num;
4536  }
4537  }
4538  }
4539  KMP_DEBUG_ASSERT(total > 0);
4540  if (total <= 0) {
4541  KMP_WARNING(EnvSyntaxError, name, value);
4542  return;
4543  }
4544  __kmp_spin_backoff_params.max_backoff = max_backoff;
4545  __kmp_spin_backoff_params.min_tick = min_tick;
4546 }
4547 
4548 static void __kmp_stg_print_spin_backoff_params(kmp_str_buf_t *buffer,
4549  char const *name, void *data) {
4550  if (__kmp_env_format) {
4551  KMP_STR_BUF_PRINT_NAME_EX(name);
4552  } else {
4553  __kmp_str_buf_print(buffer, " %s='", name);
4554  }
4555  __kmp_str_buf_print(buffer, "%d,%d'\n", __kmp_spin_backoff_params.max_backoff,
4556  __kmp_spin_backoff_params.min_tick);
4557 }
4558 
4559 #if KMP_USE_ADAPTIVE_LOCKS
4560 
4561 // -----------------------------------------------------------------------------
4562 // KMP_ADAPTIVE_LOCK_PROPS, KMP_SPECULATIVE_STATSFILE
4563 
4564 // Parse out values for the tunable parameters from a string of the form
4565 // KMP_ADAPTIVE_LOCK_PROPS=max_soft_retries[,max_badness]
4566 static void __kmp_stg_parse_adaptive_lock_props(const char *name,
4567  const char *value, void *data) {
4568  int max_retries = 0;
4569  int max_badness = 0;
4570 
4571  const char *next = value;
4572 
4573  int total = 0; // Count elements that were set. It'll be used as an array size
4574  int prev_comma = FALSE; // For correct processing sequential commas
4575  int i;
4576 
4577  // Save values in the structure __kmp_speculative_backoff_params
4578  // Run only 3 iterations because it is enough to read two values or find a
4579  // syntax error
4580  for (i = 0; i < 3; i++) {
4581  SKIP_WS(next);
4582 
4583  if (*next == '\0') {
4584  break;
4585  }
4586  // Next character is not an integer or not a comma OR number of values > 2
4587  // => end of list
4588  if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4589  KMP_WARNING(EnvSyntaxError, name, value);
4590  return;
4591  }
4592  // The next character is ','
4593  if (*next == ',') {
4594  // ',' is the first character
4595  if (total == 0 || prev_comma) {
4596  total++;
4597  }
4598  prev_comma = TRUE;
4599  next++; // skip ','
4600  SKIP_WS(next);
4601  }
4602  // Next character is a digit
4603  if (*next >= '0' && *next <= '9') {
4604  int num;
4605  const char *buf = next;
4606  char const *msg = NULL;
4607  prev_comma = FALSE;
4608  SKIP_DIGITS(next);
4609  total++;
4610 
4611  const char *tmp = next;
4612  SKIP_WS(tmp);
4613  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4614  KMP_WARNING(EnvSpacesNotAllowed, name, value);
4615  return;
4616  }
4617 
4618  num = __kmp_str_to_int(buf, *next);
4619  if (num < 0) { // The number of retries should be >= 0
4620  msg = KMP_I18N_STR(ValueTooSmall);
4621  num = 1;
4622  } else if (num > KMP_INT_MAX) {
4623  msg = KMP_I18N_STR(ValueTooLarge);
4624  num = KMP_INT_MAX;
4625  }
4626  if (msg != NULL) {
4627  // Message is not empty. Print warning.
4628  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4629  KMP_INFORM(Using_int_Value, name, num);
4630  }
4631  if (total == 1) {
4632  max_retries = num;
4633  } else if (total == 2) {
4634  max_badness = num;
4635  }
4636  }
4637  }
4638  KMP_DEBUG_ASSERT(total > 0);
4639  if (total <= 0) {
4640  KMP_WARNING(EnvSyntaxError, name, value);
4641  return;
4642  }
4643  __kmp_adaptive_backoff_params.max_soft_retries = max_retries;
4644  __kmp_adaptive_backoff_params.max_badness = max_badness;
4645 }
4646 
4647 static void __kmp_stg_print_adaptive_lock_props(kmp_str_buf_t *buffer,
4648  char const *name, void *data) {
4649  if (__kmp_env_format) {
4650  KMP_STR_BUF_PRINT_NAME_EX(name);
4651  } else {
4652  __kmp_str_buf_print(buffer, " %s='", name);
4653  }
4654  __kmp_str_buf_print(buffer, "%d,%d'\n",
4655  __kmp_adaptive_backoff_params.max_soft_retries,
4656  __kmp_adaptive_backoff_params.max_badness);
4657 } // __kmp_stg_print_adaptive_lock_props
4658 
4659 #if KMP_DEBUG_ADAPTIVE_LOCKS
4660 
4661 static void __kmp_stg_parse_speculative_statsfile(char const *name,
4662  char const *value,
4663  void *data) {
4664  __kmp_stg_parse_file(name, value, "", CCAST(char**, &__kmp_speculative_statsfile));
4665 } // __kmp_stg_parse_speculative_statsfile
4666 
4667 static void __kmp_stg_print_speculative_statsfile(kmp_str_buf_t *buffer,
4668  char const *name,
4669  void *data) {
4670  if (__kmp_str_match("-", 0, __kmp_speculative_statsfile)) {
4671  __kmp_stg_print_str(buffer, name, "stdout");
4672  } else {
4673  __kmp_stg_print_str(buffer, name, __kmp_speculative_statsfile);
4674  }
4675 
4676 } // __kmp_stg_print_speculative_statsfile
4677 
4678 #endif // KMP_DEBUG_ADAPTIVE_LOCKS
4679 
4680 #endif // KMP_USE_ADAPTIVE_LOCKS
4681 
4682 // -----------------------------------------------------------------------------
4683 // KMP_HW_SUBSET (was KMP_PLACE_THREADS)
4684 
4685 // The longest observable sequence of items is
4686 // Socket-Node-Tile-Core-Thread
4687 // So, let's limit to 5 levels for now
4688 // The input string is usually short enough, let's use 512 limit for now
4689 #define MAX_T_LEVEL 5
4690 #define MAX_STR_LEN 512
4691 static void __kmp_stg_parse_hw_subset(char const *name, char const *value,
4692  void *data) {
4693  // Value example: 1s,5c@3,2T
4694  // Which means "use 1 socket, 5 cores with offset 3, 2 threads per core"
4695  kmp_setting_t **rivals = (kmp_setting_t **)data;
4696  if (strcmp(name, "KMP_PLACE_THREADS") == 0) {
4697  KMP_INFORM(EnvVarDeprecated, name, "KMP_HW_SUBSET");
4698  }
4699  if (__kmp_stg_check_rivals(name, value, rivals)) {
4700  return;
4701  }
4702 
4703  char *components[MAX_T_LEVEL];
4704  char const *digits = "0123456789";
4705  char input[MAX_STR_LEN];
4706  size_t len = 0, mlen = MAX_STR_LEN;
4707  int level = 0;
4708  // Canonize the string (remove spaces, unify delimiters, etc.)
4709  char *pos = CCAST(char *, value);
4710  while (*pos && mlen) {
4711  if (*pos != ' ') { // skip spaces
4712  if (len == 0 && *pos == ':') {
4713  __kmp_hws_abs_flag = 1; // if the first symbol is ":", skip it
4714  } else {
4715  input[len] = (char)(toupper(*pos));
4716  if (input[len] == 'X')
4717  input[len] = ','; // unify delimiters of levels
4718  if (input[len] == 'O' && strchr(digits, *(pos + 1)))
4719  input[len] = '@'; // unify delimiters of offset
4720  len++;
4721  }
4722  }
4723  mlen--;
4724  pos++;
4725  }
4726  if (len == 0 || mlen == 0)
4727  goto err; // contents is either empty or too long
4728  input[len] = '\0';
4729  __kmp_hws_requested = 1; // mark that subset requested
4730  // Split by delimiter
4731  pos = input;
4732  components[level++] = pos;
4733  while ((pos = strchr(pos, ','))) {
4734  if (level >= MAX_T_LEVEL)
4735  goto err; // too many components provided
4736  *pos = '\0'; // modify input and avoid more copying
4737  components[level++] = ++pos; // expect something after ","
4738  }
4739  // Check each component
4740  for (int i = 0; i < level; ++i) {
4741  int offset = 0;
4742  int num = atoi(components[i]); // each component should start with a number
4743  if ((pos = strchr(components[i], '@'))) {
4744  offset = atoi(pos + 1); // save offset
4745  *pos = '\0'; // cut the offset from the component
4746  }
4747  pos = components[i] + strspn(components[i], digits);
4748  if (pos == components[i])
4749  goto err;
4750  // detect the component type
4751  switch (*pos) {
4752  case 'S': // Socket
4753  if (__kmp_hws_socket.num > 0)
4754  goto err; // duplicate is not allowed
4755  __kmp_hws_socket.num = num;
4756  __kmp_hws_socket.offset = offset;
4757  break;
4758  case 'N': // NUMA Node
4759  if (__kmp_hws_node.num > 0)
4760  goto err; // duplicate is not allowed
4761  __kmp_hws_node.num = num;
4762  __kmp_hws_node.offset = offset;
4763  break;
4764  case 'D': // Die
4765  if (__kmp_hws_die.num > 0)
4766  goto err; // duplicate is not allowed
4767  __kmp_hws_die.num = num;
4768  __kmp_hws_die.offset = offset;
4769  break;
4770  case 'L': // Cache
4771  if (*(pos + 1) == '2') { // L2 - Tile
4772  if (__kmp_hws_tile.num > 0)
4773  goto err; // duplicate is not allowed
4774  __kmp_hws_tile.num = num;
4775  __kmp_hws_tile.offset = offset;
4776  } else if (*(pos + 1) == '3') { // L3 - Socket
4777  if (__kmp_hws_socket.num > 0 || __kmp_hws_die.num > 0)
4778  goto err; // duplicate is not allowed
4779  __kmp_hws_socket.num = num;
4780  __kmp_hws_socket.offset = offset;
4781  } else if (*(pos + 1) == '1') { // L1 - Core
4782  if (__kmp_hws_core.num > 0)
4783  goto err; // duplicate is not allowed
4784  __kmp_hws_core.num = num;
4785  __kmp_hws_core.offset = offset;
4786  }
4787  break;
4788  case 'C': // Core (or Cache?)
4789  if (*(pos + 1) != 'A') {
4790  if (__kmp_hws_core.num > 0)
4791  goto err; // duplicate is not allowed
4792  __kmp_hws_core.num = num;
4793  __kmp_hws_core.offset = offset;
4794  } else { // Cache
4795  char *d = pos + strcspn(pos, digits); // find digit
4796  if (*d == '2') { // L2 - Tile
4797  if (__kmp_hws_tile.num > 0)
4798  goto err; // duplicate is not allowed
4799  __kmp_hws_tile.num = num;
4800  __kmp_hws_tile.offset = offset;
4801  } else if (*d == '3') { // L3 - Socket
4802  if (__kmp_hws_socket.num > 0 || __kmp_hws_die.num > 0)
4803  goto err; // duplicate is not allowed
4804  __kmp_hws_socket.num = num;
4805  __kmp_hws_socket.offset = offset;
4806  } else if (*d == '1') { // L1 - Core
4807  if (__kmp_hws_core.num > 0)
4808  goto err; // duplicate is not allowed
4809  __kmp_hws_core.num = num;
4810  __kmp_hws_core.offset = offset;
4811  } else {
4812  goto err;
4813  }
4814  }
4815  break;
4816  case 'T': // Thread
4817  if (__kmp_hws_proc.num > 0)
4818  goto err; // duplicate is not allowed
4819  __kmp_hws_proc.num = num;
4820  __kmp_hws_proc.offset = offset;
4821  break;
4822  default:
4823  goto err;
4824  }
4825  }
4826  return;
4827 err:
4828  KMP_WARNING(AffHWSubsetInvalid, name, value);
4829  __kmp_hws_requested = 0; // mark that subset not requested
4830  return;
4831 }
4832 
4833 static void __kmp_stg_print_hw_subset(kmp_str_buf_t *buffer, char const *name,
4834  void *data) {
4835  if (__kmp_hws_requested) {
4836  int comma = 0;
4837  kmp_str_buf_t buf;
4838  __kmp_str_buf_init(&buf);
4839  if (__kmp_env_format)
4840  KMP_STR_BUF_PRINT_NAME_EX(name);
4841  else
4842  __kmp_str_buf_print(buffer, " %s='", name);
4843  if (__kmp_hws_socket.num) {
4844  __kmp_str_buf_print(&buf, "%ds", __kmp_hws_socket.num);
4845  if (__kmp_hws_socket.offset)
4846  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_socket.offset);
4847  comma = 1;
4848  }
4849  if (__kmp_hws_die.num) {
4850  __kmp_str_buf_print(&buf, "%s%dd", comma ? "," : "", __kmp_hws_die.num);
4851  if (__kmp_hws_die.offset)
4852  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_die.offset);
4853  comma = 1;
4854  }
4855  if (__kmp_hws_node.num) {
4856  __kmp_str_buf_print(&buf, "%s%dn", comma ? "," : "", __kmp_hws_node.num);
4857  if (__kmp_hws_node.offset)
4858  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_node.offset);
4859  comma = 1;
4860  }
4861  if (__kmp_hws_tile.num) {
4862  __kmp_str_buf_print(&buf, "%s%dL2", comma ? "," : "", __kmp_hws_tile.num);
4863  if (__kmp_hws_tile.offset)
4864  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_tile.offset);
4865  comma = 1;
4866  }
4867  if (__kmp_hws_core.num) {
4868  __kmp_str_buf_print(&buf, "%s%dc", comma ? "," : "", __kmp_hws_core.num);
4869  if (__kmp_hws_core.offset)
4870  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_core.offset);
4871  comma = 1;
4872  }
4873  if (__kmp_hws_proc.num)
4874  __kmp_str_buf_print(&buf, "%s%dt", comma ? "," : "", __kmp_hws_proc.num);
4875  __kmp_str_buf_print(buffer, "%s'\n", buf.str);
4876  __kmp_str_buf_free(&buf);
4877  }
4878 }
4879 
4880 #if USE_ITT_BUILD
4881 // -----------------------------------------------------------------------------
4882 // KMP_FORKJOIN_FRAMES
4883 
4884 static void __kmp_stg_parse_forkjoin_frames(char const *name, char const *value,
4885  void *data) {
4886  __kmp_stg_parse_bool(name, value, &__kmp_forkjoin_frames);
4887 } // __kmp_stg_parse_forkjoin_frames
4888 
4889 static void __kmp_stg_print_forkjoin_frames(kmp_str_buf_t *buffer,
4890  char const *name, void *data) {
4891  __kmp_stg_print_bool(buffer, name, __kmp_forkjoin_frames);
4892 } // __kmp_stg_print_forkjoin_frames
4893 
4894 // -----------------------------------------------------------------------------
4895 // KMP_FORKJOIN_FRAMES_MODE
4896 
4897 static void __kmp_stg_parse_forkjoin_frames_mode(char const *name,
4898  char const *value,
4899  void *data) {
4900  __kmp_stg_parse_int(name, value, 0, 3, &__kmp_forkjoin_frames_mode);
4901 } // __kmp_stg_parse_forkjoin_frames
4902 
4903 static void __kmp_stg_print_forkjoin_frames_mode(kmp_str_buf_t *buffer,
4904  char const *name, void *data) {
4905  __kmp_stg_print_int(buffer, name, __kmp_forkjoin_frames_mode);
4906 } // __kmp_stg_print_forkjoin_frames
4907 #endif /* USE_ITT_BUILD */
4908 
4909 // -----------------------------------------------------------------------------
4910 // KMP_ENABLE_TASK_THROTTLING
4911 
4912 static void __kmp_stg_parse_task_throttling(char const *name,
4913  char const *value, void *data) {
4914  __kmp_stg_parse_bool(name, value, &__kmp_enable_task_throttling);
4915 } // __kmp_stg_parse_task_throttling
4916 
4917 
4918 static void __kmp_stg_print_task_throttling(kmp_str_buf_t *buffer,
4919  char const *name, void *data) {
4920  __kmp_stg_print_bool(buffer, name, __kmp_enable_task_throttling);
4921 } // __kmp_stg_print_task_throttling
4922 
4923 #if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
4924 // -----------------------------------------------------------------------------
4925 // KMP_USER_LEVEL_MWAIT
4926 
4927 static void __kmp_stg_parse_user_level_mwait(char const *name,
4928  char const *value, void *data) {
4929  __kmp_stg_parse_bool(name, value, &__kmp_user_level_mwait);
4930 } // __kmp_stg_parse_user_level_mwait
4931 
4932 static void __kmp_stg_print_user_level_mwait(kmp_str_buf_t *buffer,
4933  char const *name, void *data) {
4934  __kmp_stg_print_bool(buffer, name, __kmp_user_level_mwait);
4935 } // __kmp_stg_print_user_level_mwait
4936 
4937 // -----------------------------------------------------------------------------
4938 // KMP_MWAIT_HINTS
4939 
4940 static void __kmp_stg_parse_mwait_hints(char const *name, char const *value,
4941  void *data) {
4942  __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_mwait_hints);
4943 } // __kmp_stg_parse_mwait_hints
4944 
4945 static void __kmp_stg_print_mwait_hints(kmp_str_buf_t *buffer, char const *name,
4946  void *data) {
4947  __kmp_stg_print_int(buffer, name, __kmp_mwait_hints);
4948 } // __kmp_stg_print_mwait_hints
4949 
4950 #endif // KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
4951 
4952 // -----------------------------------------------------------------------------
4953 // OMP_DISPLAY_ENV
4954 
4955 static void __kmp_stg_parse_omp_display_env(char const *name, char const *value,
4956  void *data) {
4957  if (__kmp_str_match("VERBOSE", 1, value)) {
4958  __kmp_display_env_verbose = TRUE;
4959  } else {
4960  __kmp_stg_parse_bool(name, value, &__kmp_display_env);
4961  }
4962 } // __kmp_stg_parse_omp_display_env
4963 
4964 static void __kmp_stg_print_omp_display_env(kmp_str_buf_t *buffer,
4965  char const *name, void *data) {
4966  if (__kmp_display_env_verbose) {
4967  __kmp_stg_print_str(buffer, name, "VERBOSE");
4968  } else {
4969  __kmp_stg_print_bool(buffer, name, __kmp_display_env);
4970  }
4971 } // __kmp_stg_print_omp_display_env
4972 
4973 static void __kmp_stg_parse_omp_cancellation(char const *name,
4974  char const *value, void *data) {
4975  if (TCR_4(__kmp_init_parallel)) {
4976  KMP_WARNING(EnvParallelWarn, name);
4977  return;
4978  } // read value before first parallel only
4979  __kmp_stg_parse_bool(name, value, &__kmp_omp_cancellation);
4980 } // __kmp_stg_parse_omp_cancellation
4981 
4982 static void __kmp_stg_print_omp_cancellation(kmp_str_buf_t *buffer,
4983  char const *name, void *data) {
4984  __kmp_stg_print_bool(buffer, name, __kmp_omp_cancellation);
4985 } // __kmp_stg_print_omp_cancellation
4986 
4987 #if OMPT_SUPPORT
4988 static int __kmp_tool = 1;
4989 
4990 static void __kmp_stg_parse_omp_tool(char const *name, char const *value,
4991  void *data) {
4992  __kmp_stg_parse_bool(name, value, &__kmp_tool);
4993 } // __kmp_stg_parse_omp_tool
4994 
4995 static void __kmp_stg_print_omp_tool(kmp_str_buf_t *buffer, char const *name,
4996  void *data) {
4997  if (__kmp_env_format) {
4998  KMP_STR_BUF_PRINT_BOOL_EX(name, __kmp_tool, "enabled", "disabled");
4999  } else {
5000  __kmp_str_buf_print(buffer, " %s=%s\n", name,
5001  __kmp_tool ? "enabled" : "disabled");
5002  }
5003 } // __kmp_stg_print_omp_tool
5004 
5005 static char *__kmp_tool_libraries = NULL;
5006 
5007 static void __kmp_stg_parse_omp_tool_libraries(char const *name,
5008  char const *value, void *data) {
5009  __kmp_stg_parse_str(name, value, &__kmp_tool_libraries);
5010 } // __kmp_stg_parse_omp_tool_libraries
5011 
5012 static void __kmp_stg_print_omp_tool_libraries(kmp_str_buf_t *buffer,
5013  char const *name, void *data) {
5014  if (__kmp_tool_libraries)
5015  __kmp_stg_print_str(buffer, name, __kmp_tool_libraries);
5016  else {
5017  if (__kmp_env_format) {
5018  KMP_STR_BUF_PRINT_NAME;
5019  } else {
5020  __kmp_str_buf_print(buffer, " %s", name);
5021  }
5022  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
5023  }
5024 } // __kmp_stg_print_omp_tool_libraries
5025 
5026 static char *__kmp_tool_verbose_init = NULL;
5027 
5028 static void __kmp_stg_parse_omp_tool_verbose_init(char const *name,
5029  char const *value, void *data) {
5030  __kmp_stg_parse_str(name, value, &__kmp_tool_verbose_init);
5031 } // __kmp_stg_parse_omp_tool_libraries
5032 
5033 static void __kmp_stg_print_omp_tool_verbose_init(kmp_str_buf_t *buffer,
5034  char const *name, void *data) {
5035  if (__kmp_tool_verbose_init)
5036  __kmp_stg_print_str(buffer, name, __kmp_tool_libraries);
5037  else {
5038  if (__kmp_env_format) {
5039  KMP_STR_BUF_PRINT_NAME;
5040  } else {
5041  __kmp_str_buf_print(buffer, " %s", name);
5042  }
5043  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
5044  }
5045 } // __kmp_stg_print_omp_tool_verbose_init
5046 
5047 #endif
5048 
5049 // Table.
5050 
5051 static kmp_setting_t __kmp_stg_table[] = {
5052 
5053  {"KMP_ALL_THREADS", __kmp_stg_parse_device_thread_limit, NULL, NULL, 0, 0},
5054  {"KMP_BLOCKTIME", __kmp_stg_parse_blocktime, __kmp_stg_print_blocktime,
5055  NULL, 0, 0},
5056  {"KMP_USE_YIELD", __kmp_stg_parse_use_yield, __kmp_stg_print_use_yield,
5057  NULL, 0, 0},
5058  {"KMP_DUPLICATE_LIB_OK", __kmp_stg_parse_duplicate_lib_ok,
5059  __kmp_stg_print_duplicate_lib_ok, NULL, 0, 0},
5060  {"KMP_LIBRARY", __kmp_stg_parse_wait_policy, __kmp_stg_print_wait_policy,
5061  NULL, 0, 0},
5062  {"KMP_DEVICE_THREAD_LIMIT", __kmp_stg_parse_device_thread_limit,
5063  __kmp_stg_print_device_thread_limit, NULL, 0, 0},
5064 #if KMP_USE_MONITOR
5065  {"KMP_MONITOR_STACKSIZE", __kmp_stg_parse_monitor_stacksize,
5066  __kmp_stg_print_monitor_stacksize, NULL, 0, 0},
5067 #endif
5068  {"KMP_SETTINGS", __kmp_stg_parse_settings, __kmp_stg_print_settings, NULL,
5069  0, 0},
5070  {"KMP_STACKOFFSET", __kmp_stg_parse_stackoffset,
5071  __kmp_stg_print_stackoffset, NULL, 0, 0},
5072  {"KMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
5073  NULL, 0, 0},
5074  {"KMP_STACKPAD", __kmp_stg_parse_stackpad, __kmp_stg_print_stackpad, NULL,
5075  0, 0},
5076  {"KMP_VERSION", __kmp_stg_parse_version, __kmp_stg_print_version, NULL, 0,
5077  0},
5078  {"KMP_WARNINGS", __kmp_stg_parse_warnings, __kmp_stg_print_warnings, NULL,
5079  0, 0},
5080 
5081  {"OMP_NESTED", __kmp_stg_parse_nested, __kmp_stg_print_nested, NULL, 0, 0},
5082  {"OMP_NUM_THREADS", __kmp_stg_parse_num_threads,
5083  __kmp_stg_print_num_threads, NULL, 0, 0},
5084  {"OMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
5085  NULL, 0, 0},
5086 
5087  {"KMP_TASKING", __kmp_stg_parse_tasking, __kmp_stg_print_tasking, NULL, 0,
5088  0},
5089  {"KMP_TASK_STEALING_CONSTRAINT", __kmp_stg_parse_task_stealing,
5090  __kmp_stg_print_task_stealing, NULL, 0, 0},
5091  {"OMP_MAX_ACTIVE_LEVELS", __kmp_stg_parse_max_active_levels,
5092  __kmp_stg_print_max_active_levels, NULL, 0, 0},
5093  {"OMP_DEFAULT_DEVICE", __kmp_stg_parse_default_device,
5094  __kmp_stg_print_default_device, NULL, 0, 0},
5095  {"OMP_TARGET_OFFLOAD", __kmp_stg_parse_target_offload,
5096  __kmp_stg_print_target_offload, NULL, 0, 0},
5097  {"OMP_MAX_TASK_PRIORITY", __kmp_stg_parse_max_task_priority,
5098  __kmp_stg_print_max_task_priority, NULL, 0, 0},
5099  {"KMP_TASKLOOP_MIN_TASKS", __kmp_stg_parse_taskloop_min_tasks,
5100  __kmp_stg_print_taskloop_min_tasks, NULL, 0, 0},
5101  {"OMP_THREAD_LIMIT", __kmp_stg_parse_thread_limit,
5102  __kmp_stg_print_thread_limit, NULL, 0, 0},
5103  {"KMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_thread_limit,
5104  __kmp_stg_print_teams_thread_limit, NULL, 0, 0},
5105  {"OMP_WAIT_POLICY", __kmp_stg_parse_wait_policy,
5106  __kmp_stg_print_wait_policy, NULL, 0, 0},
5107  {"KMP_DISP_NUM_BUFFERS", __kmp_stg_parse_disp_buffers,
5108  __kmp_stg_print_disp_buffers, NULL, 0, 0},
5109 #if KMP_NESTED_HOT_TEAMS
5110  {"KMP_HOT_TEAMS_MAX_LEVEL", __kmp_stg_parse_hot_teams_level,
5111  __kmp_stg_print_hot_teams_level, NULL, 0, 0},
5112  {"KMP_HOT_TEAMS_MODE", __kmp_stg_parse_hot_teams_mode,
5113  __kmp_stg_print_hot_teams_mode, NULL, 0, 0},
5114 #endif // KMP_NESTED_HOT_TEAMS
5115 
5116 #if KMP_HANDLE_SIGNALS
5117  {"KMP_HANDLE_SIGNALS", __kmp_stg_parse_handle_signals,
5118  __kmp_stg_print_handle_signals, NULL, 0, 0},
5119 #endif
5120 
5121 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
5122  {"KMP_INHERIT_FP_CONTROL", __kmp_stg_parse_inherit_fp_control,
5123  __kmp_stg_print_inherit_fp_control, NULL, 0, 0},
5124 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
5125 
5126 #ifdef KMP_GOMP_COMPAT
5127  {"GOMP_STACKSIZE", __kmp_stg_parse_stacksize, NULL, NULL, 0, 0},
5128 #endif
5129 
5130 #ifdef KMP_DEBUG
5131  {"KMP_A_DEBUG", __kmp_stg_parse_a_debug, __kmp_stg_print_a_debug, NULL, 0,
5132  0},
5133  {"KMP_B_DEBUG", __kmp_stg_parse_b_debug, __kmp_stg_print_b_debug, NULL, 0,
5134  0},
5135  {"KMP_C_DEBUG", __kmp_stg_parse_c_debug, __kmp_stg_print_c_debug, NULL, 0,
5136  0},
5137  {"KMP_D_DEBUG", __kmp_stg_parse_d_debug, __kmp_stg_print_d_debug, NULL, 0,
5138  0},
5139  {"KMP_E_DEBUG", __kmp_stg_parse_e_debug, __kmp_stg_print_e_debug, NULL, 0,
5140  0},
5141  {"KMP_F_DEBUG", __kmp_stg_parse_f_debug, __kmp_stg_print_f_debug, NULL, 0,
5142  0},
5143  {"KMP_DEBUG", __kmp_stg_parse_debug, NULL, /* no print */ NULL, 0, 0},
5144  {"KMP_DEBUG_BUF", __kmp_stg_parse_debug_buf, __kmp_stg_print_debug_buf,
5145  NULL, 0, 0},
5146  {"KMP_DEBUG_BUF_ATOMIC", __kmp_stg_parse_debug_buf_atomic,
5147  __kmp_stg_print_debug_buf_atomic, NULL, 0, 0},
5148  {"KMP_DEBUG_BUF_CHARS", __kmp_stg_parse_debug_buf_chars,
5149  __kmp_stg_print_debug_buf_chars, NULL, 0, 0},
5150  {"KMP_DEBUG_BUF_LINES", __kmp_stg_parse_debug_buf_lines,
5151  __kmp_stg_print_debug_buf_lines, NULL, 0, 0},
5152  {"KMP_DIAG", __kmp_stg_parse_diag, __kmp_stg_print_diag, NULL, 0, 0},
5153 
5154  {"KMP_PAR_RANGE", __kmp_stg_parse_par_range_env,
5155  __kmp_stg_print_par_range_env, NULL, 0, 0},
5156 #endif // KMP_DEBUG
5157 
5158  {"KMP_ALIGN_ALLOC", __kmp_stg_parse_align_alloc,
5159  __kmp_stg_print_align_alloc, NULL, 0, 0},
5160 
5161  {"KMP_PLAIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5162  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5163  {"KMP_PLAIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5164  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5165  {"KMP_FORKJOIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5166  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5167  {"KMP_FORKJOIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5168  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5169 #if KMP_FAST_REDUCTION_BARRIER
5170  {"KMP_REDUCTION_BARRIER", __kmp_stg_parse_barrier_branch_bit,
5171  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
5172  {"KMP_REDUCTION_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
5173  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
5174 #endif
5175 
5176  {"KMP_ABORT_DELAY", __kmp_stg_parse_abort_delay,
5177  __kmp_stg_print_abort_delay, NULL, 0, 0},
5178  {"KMP_CPUINFO_FILE", __kmp_stg_parse_cpuinfo_file,
5179  __kmp_stg_print_cpuinfo_file, NULL, 0, 0},
5180  {"KMP_FORCE_REDUCTION", __kmp_stg_parse_force_reduction,
5181  __kmp_stg_print_force_reduction, NULL, 0, 0},
5182  {"KMP_DETERMINISTIC_REDUCTION", __kmp_stg_parse_force_reduction,
5183  __kmp_stg_print_force_reduction, NULL, 0, 0},
5184  {"KMP_STORAGE_MAP", __kmp_stg_parse_storage_map,
5185  __kmp_stg_print_storage_map, NULL, 0, 0},
5186  {"KMP_ALL_THREADPRIVATE", __kmp_stg_parse_all_threadprivate,
5187  __kmp_stg_print_all_threadprivate, NULL, 0, 0},
5188  {"KMP_FOREIGN_THREADS_THREADPRIVATE",
5189  __kmp_stg_parse_foreign_threads_threadprivate,
5190  __kmp_stg_print_foreign_threads_threadprivate, NULL, 0, 0},
5191 
5192 #if KMP_AFFINITY_SUPPORTED
5193  {"KMP_AFFINITY", __kmp_stg_parse_affinity, __kmp_stg_print_affinity, NULL,
5194  0, 0},
5195 #ifdef KMP_GOMP_COMPAT
5196  {"GOMP_CPU_AFFINITY", __kmp_stg_parse_gomp_cpu_affinity, NULL,
5197  /* no print */ NULL, 0, 0},
5198 #endif /* KMP_GOMP_COMPAT */
5199  {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
5200  NULL, 0, 0},
5201  {"OMP_PLACES", __kmp_stg_parse_places, __kmp_stg_print_places, NULL, 0, 0},
5202  {"KMP_TOPOLOGY_METHOD", __kmp_stg_parse_topology_method,
5203  __kmp_stg_print_topology_method, NULL, 0, 0},
5204 
5205 #else
5206 
5207  // KMP_AFFINITY is not supported on OS X*, nor is OMP_PLACES.
5208  // OMP_PROC_BIND and proc-bind-var are supported, however.
5209  {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
5210  NULL, 0, 0},
5211 
5212 #endif // KMP_AFFINITY_SUPPORTED
5213  {"OMP_DISPLAY_AFFINITY", __kmp_stg_parse_display_affinity,
5214  __kmp_stg_print_display_affinity, NULL, 0, 0},
5215  {"OMP_AFFINITY_FORMAT", __kmp_stg_parse_affinity_format,
5216  __kmp_stg_print_affinity_format, NULL, 0, 0},
5217  {"KMP_INIT_AT_FORK", __kmp_stg_parse_init_at_fork,
5218  __kmp_stg_print_init_at_fork, NULL, 0, 0},
5219  {"KMP_SCHEDULE", __kmp_stg_parse_schedule, __kmp_stg_print_schedule, NULL,
5220  0, 0},
5221  {"OMP_SCHEDULE", __kmp_stg_parse_omp_schedule, __kmp_stg_print_omp_schedule,
5222  NULL, 0, 0},
5223 #if KMP_USE_HIER_SCHED
5224  {"KMP_DISP_HAND_THREAD", __kmp_stg_parse_kmp_hand_thread,
5225  __kmp_stg_print_kmp_hand_thread, NULL, 0, 0},
5226 #endif
5227  {"KMP_ATOMIC_MODE", __kmp_stg_parse_atomic_mode,
5228  __kmp_stg_print_atomic_mode, NULL, 0, 0},
5229  {"KMP_CONSISTENCY_CHECK", __kmp_stg_parse_consistency_check,
5230  __kmp_stg_print_consistency_check, NULL, 0, 0},
5231 
5232 #if USE_ITT_BUILD && USE_ITT_NOTIFY
5233  {"KMP_ITT_PREPARE_DELAY", __kmp_stg_parse_itt_prepare_delay,
5234  __kmp_stg_print_itt_prepare_delay, NULL, 0, 0},
5235 #endif /* USE_ITT_BUILD && USE_ITT_NOTIFY */
5236  {"KMP_MALLOC_POOL_INCR", __kmp_stg_parse_malloc_pool_incr,
5237  __kmp_stg_print_malloc_pool_incr, NULL, 0, 0},
5238  {"KMP_GTID_MODE", __kmp_stg_parse_gtid_mode, __kmp_stg_print_gtid_mode,
5239  NULL, 0, 0},
5240  {"OMP_DYNAMIC", __kmp_stg_parse_omp_dynamic, __kmp_stg_print_omp_dynamic,
5241  NULL, 0, 0},
5242  {"KMP_DYNAMIC_MODE", __kmp_stg_parse_kmp_dynamic_mode,
5243  __kmp_stg_print_kmp_dynamic_mode, NULL, 0, 0},
5244 
5245 #ifdef USE_LOAD_BALANCE
5246  {"KMP_LOAD_BALANCE_INTERVAL", __kmp_stg_parse_ld_balance_interval,
5247  __kmp_stg_print_ld_balance_interval, NULL, 0, 0},
5248 #endif
5249 
5250  {"KMP_NUM_LOCKS_IN_BLOCK", __kmp_stg_parse_lock_block,
5251  __kmp_stg_print_lock_block, NULL, 0, 0},
5252  {"KMP_LOCK_KIND", __kmp_stg_parse_lock_kind, __kmp_stg_print_lock_kind,
5253  NULL, 0, 0},
5254  {"KMP_SPIN_BACKOFF_PARAMS", __kmp_stg_parse_spin_backoff_params,
5255  __kmp_stg_print_spin_backoff_params, NULL, 0, 0},
5256 #if KMP_USE_ADAPTIVE_LOCKS
5257  {"KMP_ADAPTIVE_LOCK_PROPS", __kmp_stg_parse_adaptive_lock_props,
5258  __kmp_stg_print_adaptive_lock_props, NULL, 0, 0},
5259 #if KMP_DEBUG_ADAPTIVE_LOCKS
5260  {"KMP_SPECULATIVE_STATSFILE", __kmp_stg_parse_speculative_statsfile,
5261  __kmp_stg_print_speculative_statsfile, NULL, 0, 0},
5262 #endif
5263 #endif // KMP_USE_ADAPTIVE_LOCKS
5264  {"KMP_PLACE_THREADS", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
5265  NULL, 0, 0},
5266  {"KMP_HW_SUBSET", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
5267  NULL, 0, 0},
5268 #if USE_ITT_BUILD
5269  {"KMP_FORKJOIN_FRAMES", __kmp_stg_parse_forkjoin_frames,
5270  __kmp_stg_print_forkjoin_frames, NULL, 0, 0},
5271  {"KMP_FORKJOIN_FRAMES_MODE", __kmp_stg_parse_forkjoin_frames_mode,
5272  __kmp_stg_print_forkjoin_frames_mode, NULL, 0, 0},
5273 #endif
5274  {"KMP_ENABLE_TASK_THROTTLING", __kmp_stg_parse_task_throttling,
5275  __kmp_stg_print_task_throttling, NULL, 0, 0},
5276 
5277  {"OMP_DISPLAY_ENV", __kmp_stg_parse_omp_display_env,
5278  __kmp_stg_print_omp_display_env, NULL, 0, 0},
5279  {"OMP_CANCELLATION", __kmp_stg_parse_omp_cancellation,
5280  __kmp_stg_print_omp_cancellation, NULL, 0, 0},
5281  {"OMP_ALLOCATOR", __kmp_stg_parse_allocator, __kmp_stg_print_allocator,
5282  NULL, 0, 0},
5283  {"LIBOMP_USE_HIDDEN_HELPER_TASK", __kmp_stg_parse_use_hidden_helper,
5284  __kmp_stg_print_use_hidden_helper, NULL, 0, 0},
5285  {"LIBOMP_NUM_HIDDEN_HELPER_THREADS",
5286  __kmp_stg_parse_num_hidden_helper_threads,
5287  __kmp_stg_print_num_hidden_helper_threads, NULL, 0, 0},
5288 
5289 #if OMPT_SUPPORT
5290  {"OMP_TOOL", __kmp_stg_parse_omp_tool, __kmp_stg_print_omp_tool, NULL, 0,
5291  0},
5292  {"OMP_TOOL_LIBRARIES", __kmp_stg_parse_omp_tool_libraries,
5293  __kmp_stg_print_omp_tool_libraries, NULL, 0, 0},
5294  {"OMP_TOOL_VERBOSE_INIT", __kmp_stg_parse_omp_tool_verbose_init,
5295  __kmp_stg_print_omp_tool_verbose_init, NULL, 0, 0},
5296 #endif
5297 
5298 #if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
5299  {"KMP_USER_LEVEL_MWAIT", __kmp_stg_parse_user_level_mwait,
5300  __kmp_stg_print_user_level_mwait, NULL, 0, 0},
5301  {"KMP_MWAIT_HINTS", __kmp_stg_parse_mwait_hints,
5302  __kmp_stg_print_mwait_hints, NULL, 0, 0},
5303 #endif
5304  {"", NULL, NULL, NULL, 0, 0}}; // settings
5305 
5306 static int const __kmp_stg_count =
5307  sizeof(__kmp_stg_table) / sizeof(kmp_setting_t);
5308 
5309 static inline kmp_setting_t *__kmp_stg_find(char const *name) {
5310 
5311  int i;
5312  if (name != NULL) {
5313  for (i = 0; i < __kmp_stg_count; ++i) {
5314  if (strcmp(__kmp_stg_table[i].name, name) == 0) {
5315  return &__kmp_stg_table[i];
5316  }
5317  }
5318  }
5319  return NULL;
5320 
5321 } // __kmp_stg_find
5322 
5323 static int __kmp_stg_cmp(void const *_a, void const *_b) {
5324  const kmp_setting_t *a = RCAST(const kmp_setting_t *, _a);
5325  const kmp_setting_t *b = RCAST(const kmp_setting_t *, _b);
5326 
5327  // Process KMP_AFFINITY last.
5328  // It needs to come after OMP_PLACES and GOMP_CPU_AFFINITY.
5329  if (strcmp(a->name, "KMP_AFFINITY") == 0) {
5330  if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5331  return 0;
5332  }
5333  return 1;
5334  } else if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5335  return -1;
5336  }
5337  return strcmp(a->name, b->name);
5338 } // __kmp_stg_cmp
5339 
5340 static void __kmp_stg_init(void) {
5341 
5342  static int initialized = 0;
5343 
5344  if (!initialized) {
5345 
5346  // Sort table.
5347  qsort(__kmp_stg_table, __kmp_stg_count - 1, sizeof(kmp_setting_t),
5348  __kmp_stg_cmp);
5349 
5350  { // Initialize *_STACKSIZE data.
5351  kmp_setting_t *kmp_stacksize =
5352  __kmp_stg_find("KMP_STACKSIZE"); // 1st priority.
5353 #ifdef KMP_GOMP_COMPAT
5354  kmp_setting_t *gomp_stacksize =
5355  __kmp_stg_find("GOMP_STACKSIZE"); // 2nd priority.
5356 #endif
5357  kmp_setting_t *omp_stacksize =
5358  __kmp_stg_find("OMP_STACKSIZE"); // 3rd priority.
5359 
5360  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5361  // !!! Compiler does not understand rivals is used and optimizes out
5362  // assignments
5363  // !!! rivals[ i ++ ] = ...;
5364  static kmp_setting_t *volatile rivals[4];
5365  static kmp_stg_ss_data_t kmp_data = {1, CCAST(kmp_setting_t **, rivals)};
5366 #ifdef KMP_GOMP_COMPAT
5367  static kmp_stg_ss_data_t gomp_data = {1024,
5368  CCAST(kmp_setting_t **, rivals)};
5369 #endif
5370  static kmp_stg_ss_data_t omp_data = {1024,
5371  CCAST(kmp_setting_t **, rivals)};
5372  int i = 0;
5373 
5374  rivals[i++] = kmp_stacksize;
5375 #ifdef KMP_GOMP_COMPAT
5376  if (gomp_stacksize != NULL) {
5377  rivals[i++] = gomp_stacksize;
5378  }
5379 #endif
5380  rivals[i++] = omp_stacksize;
5381  rivals[i++] = NULL;
5382 
5383  kmp_stacksize->data = &kmp_data;
5384 #ifdef KMP_GOMP_COMPAT
5385  if (gomp_stacksize != NULL) {
5386  gomp_stacksize->data = &gomp_data;
5387  }
5388 #endif
5389  omp_stacksize->data = &omp_data;
5390  }
5391 
5392  { // Initialize KMP_LIBRARY and OMP_WAIT_POLICY data.
5393  kmp_setting_t *kmp_library =
5394  __kmp_stg_find("KMP_LIBRARY"); // 1st priority.
5395  kmp_setting_t *omp_wait_policy =
5396  __kmp_stg_find("OMP_WAIT_POLICY"); // 2nd priority.
5397 
5398  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5399  static kmp_setting_t *volatile rivals[3];
5400  static kmp_stg_wp_data_t kmp_data = {0, CCAST(kmp_setting_t **, rivals)};
5401  static kmp_stg_wp_data_t omp_data = {1, CCAST(kmp_setting_t **, rivals)};
5402  int i = 0;
5403 
5404  rivals[i++] = kmp_library;
5405  if (omp_wait_policy != NULL) {
5406  rivals[i++] = omp_wait_policy;
5407  }
5408  rivals[i++] = NULL;
5409 
5410  kmp_library->data = &kmp_data;
5411  if (omp_wait_policy != NULL) {
5412  omp_wait_policy->data = &omp_data;
5413  }
5414  }
5415 
5416  { // Initialize KMP_DEVICE_THREAD_LIMIT and KMP_ALL_THREADS
5417  kmp_setting_t *kmp_device_thread_limit =
5418  __kmp_stg_find("KMP_DEVICE_THREAD_LIMIT"); // 1st priority.
5419  kmp_setting_t *kmp_all_threads =
5420  __kmp_stg_find("KMP_ALL_THREADS"); // 2nd priority.
5421 
5422  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5423  static kmp_setting_t *volatile rivals[3];
5424  int i = 0;
5425 
5426  rivals[i++] = kmp_device_thread_limit;
5427  rivals[i++] = kmp_all_threads;
5428  rivals[i++] = NULL;
5429 
5430  kmp_device_thread_limit->data = CCAST(kmp_setting_t **, rivals);
5431  kmp_all_threads->data = CCAST(kmp_setting_t **, rivals);
5432  }
5433 
5434  { // Initialize KMP_HW_SUBSET and KMP_PLACE_THREADS
5435  // 1st priority
5436  kmp_setting_t *kmp_hw_subset = __kmp_stg_find("KMP_HW_SUBSET");
5437  // 2nd priority
5438  kmp_setting_t *kmp_place_threads = __kmp_stg_find("KMP_PLACE_THREADS");
5439 
5440  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5441  static kmp_setting_t *volatile rivals[3];
5442  int i = 0;
5443 
5444  rivals[i++] = kmp_hw_subset;
5445  rivals[i++] = kmp_place_threads;
5446  rivals[i++] = NULL;
5447 
5448  kmp_hw_subset->data = CCAST(kmp_setting_t **, rivals);
5449  kmp_place_threads->data = CCAST(kmp_setting_t **, rivals);
5450  }
5451 
5452 #if KMP_AFFINITY_SUPPORTED
5453  { // Initialize KMP_AFFINITY, GOMP_CPU_AFFINITY, and OMP_PROC_BIND data.
5454  kmp_setting_t *kmp_affinity =
5455  __kmp_stg_find("KMP_AFFINITY"); // 1st priority.
5456  KMP_DEBUG_ASSERT(kmp_affinity != NULL);
5457 
5458 #ifdef KMP_GOMP_COMPAT
5459  kmp_setting_t *gomp_cpu_affinity =
5460  __kmp_stg_find("GOMP_CPU_AFFINITY"); // 2nd priority.
5461  KMP_DEBUG_ASSERT(gomp_cpu_affinity != NULL);
5462 #endif
5463 
5464  kmp_setting_t *omp_proc_bind =
5465  __kmp_stg_find("OMP_PROC_BIND"); // 3rd priority.
5466  KMP_DEBUG_ASSERT(omp_proc_bind != NULL);
5467 
5468  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5469  static kmp_setting_t *volatile rivals[4];
5470  int i = 0;
5471 
5472  rivals[i++] = kmp_affinity;
5473 
5474 #ifdef KMP_GOMP_COMPAT
5475  rivals[i++] = gomp_cpu_affinity;
5476  gomp_cpu_affinity->data = CCAST(kmp_setting_t **, rivals);
5477 #endif
5478 
5479  rivals[i++] = omp_proc_bind;
5480  omp_proc_bind->data = CCAST(kmp_setting_t **, rivals);
5481  rivals[i++] = NULL;
5482 
5483  static kmp_setting_t *volatile places_rivals[4];
5484  i = 0;
5485 
5486  kmp_setting_t *omp_places = __kmp_stg_find("OMP_PLACES"); // 3rd priority.
5487  KMP_DEBUG_ASSERT(omp_places != NULL);
5488 
5489  places_rivals[i++] = kmp_affinity;
5490 #ifdef KMP_GOMP_COMPAT
5491  places_rivals[i++] = gomp_cpu_affinity;
5492 #endif
5493  places_rivals[i++] = omp_places;
5494  omp_places->data = CCAST(kmp_setting_t **, places_rivals);
5495  places_rivals[i++] = NULL;
5496  }
5497 #else
5498 // KMP_AFFINITY not supported, so OMP_PROC_BIND has no rivals.
5499 // OMP_PLACES not supported yet.
5500 #endif // KMP_AFFINITY_SUPPORTED
5501 
5502  { // Initialize KMP_DETERMINISTIC_REDUCTION and KMP_FORCE_REDUCTION data.
5503  kmp_setting_t *kmp_force_red =
5504  __kmp_stg_find("KMP_FORCE_REDUCTION"); // 1st priority.
5505  kmp_setting_t *kmp_determ_red =
5506  __kmp_stg_find("KMP_DETERMINISTIC_REDUCTION"); // 2nd priority.
5507 
5508  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5509  static kmp_setting_t *volatile rivals[3];
5510  static kmp_stg_fr_data_t force_data = {1,
5511  CCAST(kmp_setting_t **, rivals)};
5512  static kmp_stg_fr_data_t determ_data = {0,
5513  CCAST(kmp_setting_t **, rivals)};
5514  int i = 0;
5515 
5516  rivals[i++] = kmp_force_red;
5517  if (kmp_determ_red != NULL) {
5518  rivals[i++] = kmp_determ_red;
5519  }
5520  rivals[i++] = NULL;
5521 
5522  kmp_force_red->data = &force_data;
5523  if (kmp_determ_red != NULL) {
5524  kmp_determ_red->data = &determ_data;
5525  }
5526  }
5527 
5528  initialized = 1;
5529  }
5530 
5531  // Reset flags.
5532  int i;
5533  for (i = 0; i < __kmp_stg_count; ++i) {
5534  __kmp_stg_table[i].set = 0;
5535  }
5536 
5537 } // __kmp_stg_init
5538 
5539 static void __kmp_stg_parse(char const *name, char const *value) {
5540  // On Windows* OS there are some nameless variables like "C:=C:\" (yeah,
5541  // really nameless, they are presented in environment block as
5542  // "=C:=C\\\x00=D:=D:\\\x00...", so let us skip them.
5543  if (name[0] == 0) {
5544  return;
5545  }
5546 
5547  if (value != NULL) {
5548  kmp_setting_t *setting = __kmp_stg_find(name);
5549  if (setting != NULL) {
5550  setting->parse(name, value, setting->data);
5551  setting->defined = 1;
5552  }
5553  }
5554 
5555 } // __kmp_stg_parse
5556 
5557 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found.
5558  char const *name, // Name of variable.
5559  char const *value, // Value of the variable.
5560  kmp_setting_t **rivals // List of rival settings (must include current one).
5561  ) {
5562 
5563  if (rivals == NULL) {
5564  return 0;
5565  }
5566 
5567  // Loop thru higher priority settings (listed before current).
5568  int i = 0;
5569  for (; strcmp(rivals[i]->name, name) != 0; i++) {
5570  KMP_DEBUG_ASSERT(rivals[i] != NULL);
5571 
5572 #if KMP_AFFINITY_SUPPORTED
5573  if (rivals[i] == __kmp_affinity_notype) {
5574  // If KMP_AFFINITY is specified without a type name,
5575  // it does not rival OMP_PROC_BIND or GOMP_CPU_AFFINITY.
5576  continue;
5577  }
5578 #endif
5579 
5580  if (rivals[i]->set) {
5581  KMP_WARNING(StgIgnored, name, rivals[i]->name);
5582  return 1;
5583  }
5584  }
5585 
5586  ++i; // Skip current setting.
5587  return 0;
5588 
5589 } // __kmp_stg_check_rivals
5590 
5591 static int __kmp_env_toPrint(char const *name, int flag) {
5592  int rc = 0;
5593  kmp_setting_t *setting = __kmp_stg_find(name);
5594  if (setting != NULL) {
5595  rc = setting->defined;
5596  if (flag >= 0) {
5597  setting->defined = flag;
5598  }
5599  }
5600  return rc;
5601 }
5602 
5603 static void __kmp_aux_env_initialize(kmp_env_blk_t *block) {
5604 
5605  char const *value;
5606 
5607  /* OMP_NUM_THREADS */
5608  value = __kmp_env_blk_var(block, "OMP_NUM_THREADS");
5609  if (value) {
5610  ompc_set_num_threads(__kmp_dflt_team_nth);
5611  }
5612 
5613  /* KMP_BLOCKTIME */
5614  value = __kmp_env_blk_var(block, "KMP_BLOCKTIME");
5615  if (value) {
5616  kmpc_set_blocktime(__kmp_dflt_blocktime);
5617  }
5618 
5619  /* OMP_NESTED */
5620  value = __kmp_env_blk_var(block, "OMP_NESTED");
5621  if (value) {
5622  ompc_set_nested(__kmp_dflt_max_active_levels > 1);
5623  }
5624 
5625  /* OMP_DYNAMIC */
5626  value = __kmp_env_blk_var(block, "OMP_DYNAMIC");
5627  if (value) {
5628  ompc_set_dynamic(__kmp_global.g.g_dynamic);
5629  }
5630 }
5631 
5632 void __kmp_env_initialize(char const *string) {
5633 
5634  kmp_env_blk_t block;
5635  int i;
5636 
5637  __kmp_stg_init();
5638 
5639  // Hack!!!
5640  if (string == NULL) {
5641  // __kmp_max_nth = __kmp_sys_max_nth;
5642  __kmp_threads_capacity =
5643  __kmp_initial_threads_capacity(__kmp_dflt_team_nth_ub);
5644  }
5645  __kmp_env_blk_init(&block, string);
5646 
5647  // update the set flag on all entries that have an env var
5648  for (i = 0; i < block.count; ++i) {
5649  if ((block.vars[i].name == NULL) || (*block.vars[i].name == '\0')) {
5650  continue;
5651  }
5652  if (block.vars[i].value == NULL) {
5653  continue;
5654  }
5655  kmp_setting_t *setting = __kmp_stg_find(block.vars[i].name);
5656  if (setting != NULL) {
5657  setting->set = 1;
5658  }
5659  }
5660 
5661  // We need to know if blocktime was set when processing OMP_WAIT_POLICY
5662  blocktime_str = __kmp_env_blk_var(&block, "KMP_BLOCKTIME");
5663 
5664  // Special case. If we parse environment, not a string, process KMP_WARNINGS
5665  // first.
5666  if (string == NULL) {
5667  char const *name = "KMP_WARNINGS";
5668  char const *value = __kmp_env_blk_var(&block, name);
5669  __kmp_stg_parse(name, value);
5670  }
5671 
5672 #if KMP_AFFINITY_SUPPORTED
5673  // Special case. KMP_AFFINITY is not a rival to other affinity env vars
5674  // if no affinity type is specified. We want to allow
5675  // KMP_AFFINITY=[no],verbose/[no]warnings/etc. to be enabled when
5676  // specifying the affinity type via GOMP_CPU_AFFINITY or the OMP 4.0
5677  // affinity mechanism.
5678  __kmp_affinity_notype = NULL;
5679  char const *aff_str = __kmp_env_blk_var(&block, "KMP_AFFINITY");
5680  if (aff_str != NULL) {
5681 // Check if the KMP_AFFINITY type is specified in the string.
5682 // We just search the string for "compact", "scatter", etc.
5683 // without really parsing the string. The syntax of the
5684 // KMP_AFFINITY env var is such that none of the affinity
5685 // type names can appear anywhere other that the type
5686 // specifier, even as substrings.
5687 //
5688 // I can't find a case-insensitive version of strstr on Windows* OS.
5689 // Use the case-sensitive version for now.
5690 
5691 #if KMP_OS_WINDOWS
5692 #define FIND strstr
5693 #else
5694 #define FIND strcasestr
5695 #endif
5696 
5697  if ((FIND(aff_str, "none") == NULL) &&
5698  (FIND(aff_str, "physical") == NULL) &&
5699  (FIND(aff_str, "logical") == NULL) &&
5700  (FIND(aff_str, "compact") == NULL) &&
5701  (FIND(aff_str, "scatter") == NULL) &&
5702  (FIND(aff_str, "explicit") == NULL) &&
5703  (FIND(aff_str, "balanced") == NULL) &&
5704  (FIND(aff_str, "disabled") == NULL)) {
5705  __kmp_affinity_notype = __kmp_stg_find("KMP_AFFINITY");
5706  } else {
5707  // A new affinity type is specified.
5708  // Reset the affinity flags to their default values,
5709  // in case this is called from kmp_set_defaults().
5710  __kmp_affinity_type = affinity_default;
5711  __kmp_affinity_gran = affinity_gran_default;
5712  __kmp_affinity_top_method = affinity_top_method_default;
5713  __kmp_affinity_respect_mask = affinity_respect_mask_default;
5714  }
5715 #undef FIND
5716 
5717  // Also reset the affinity flags if OMP_PROC_BIND is specified.
5718  aff_str = __kmp_env_blk_var(&block, "OMP_PROC_BIND");
5719  if (aff_str != NULL) {
5720  __kmp_affinity_type = affinity_default;
5721  __kmp_affinity_gran = affinity_gran_default;
5722  __kmp_affinity_top_method = affinity_top_method_default;
5723  __kmp_affinity_respect_mask = affinity_respect_mask_default;
5724  }
5725  }
5726 
5727 #endif /* KMP_AFFINITY_SUPPORTED */
5728 
5729  // Set up the nested proc bind type vector.
5730  if (__kmp_nested_proc_bind.bind_types == NULL) {
5731  __kmp_nested_proc_bind.bind_types =
5732  (kmp_proc_bind_t *)KMP_INTERNAL_MALLOC(sizeof(kmp_proc_bind_t));
5733  if (__kmp_nested_proc_bind.bind_types == NULL) {
5734  KMP_FATAL(MemoryAllocFailed);
5735  }
5736  __kmp_nested_proc_bind.size = 1;
5737  __kmp_nested_proc_bind.used = 1;
5738 #if KMP_AFFINITY_SUPPORTED
5739  __kmp_nested_proc_bind.bind_types[0] = proc_bind_default;
5740 #else
5741  // default proc bind is false if affinity not supported
5742  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5743 #endif
5744  }
5745 
5746  // Set up the affinity format ICV
5747  // Grab the default affinity format string from the message catalog
5748  kmp_msg_t m =
5749  __kmp_msg_format(kmp_i18n_msg_AffFormatDefault, "%P", "%i", "%n", "%A");
5750  KMP_DEBUG_ASSERT(KMP_STRLEN(m.str) < KMP_AFFINITY_FORMAT_SIZE);
5751 
5752  if (__kmp_affinity_format == NULL) {
5753  __kmp_affinity_format =
5754  (char *)KMP_INTERNAL_MALLOC(sizeof(char) * KMP_AFFINITY_FORMAT_SIZE);
5755  }
5756  KMP_STRCPY_S(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, m.str);
5757  __kmp_str_free(&m.str);
5758 
5759  // Now process all of the settings.
5760  for (i = 0; i < block.count; ++i) {
5761  __kmp_stg_parse(block.vars[i].name, block.vars[i].value);
5762  }
5763 
5764  // If user locks have been allocated yet, don't reset the lock vptr table.
5765  if (!__kmp_init_user_locks) {
5766  if (__kmp_user_lock_kind == lk_default) {
5767  __kmp_user_lock_kind = lk_queuing;
5768  }
5769 #if KMP_USE_DYNAMIC_LOCK
5770  __kmp_init_dynamic_user_locks();
5771 #else
5772  __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
5773 #endif
5774  } else {
5775  KMP_DEBUG_ASSERT(string != NULL); // kmp_set_defaults() was called
5776  KMP_DEBUG_ASSERT(__kmp_user_lock_kind != lk_default);
5777 // Binds lock functions again to follow the transition between different
5778 // KMP_CONSISTENCY_CHECK values. Calling this again is harmless as long
5779 // as we do not allow lock kind changes after making a call to any
5780 // user lock functions (true).
5781 #if KMP_USE_DYNAMIC_LOCK
5782  __kmp_init_dynamic_user_locks();
5783 #else
5784  __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
5785 #endif
5786  }
5787 
5788 #if KMP_AFFINITY_SUPPORTED
5789 
5790  if (!TCR_4(__kmp_init_middle)) {
5791 #if KMP_USE_HWLOC
5792  // Force using hwloc when either tiles or numa nodes requested within
5793  // KMP_HW_SUBSET and no other topology method is requested
5794  if ((__kmp_hws_node.num > 0 || __kmp_hws_tile.num > 0 ||
5795  __kmp_affinity_gran == affinity_gran_tile) &&
5796  (__kmp_affinity_top_method == affinity_top_method_default)) {
5797  __kmp_affinity_top_method = affinity_top_method_hwloc;
5798  }
5799 #endif
5800  // Determine if the machine/OS is actually capable of supporting
5801  // affinity.
5802  const char *var = "KMP_AFFINITY";
5803  KMPAffinity::pick_api();
5804 #if KMP_USE_HWLOC
5805  // If Hwloc topology discovery was requested but affinity was also disabled,
5806  // then tell user that Hwloc request is being ignored and use default
5807  // topology discovery method.
5808  if (__kmp_affinity_top_method == affinity_top_method_hwloc &&
5809  __kmp_affinity_dispatch->get_api_type() != KMPAffinity::HWLOC) {
5810  KMP_WARNING(AffIgnoringHwloc, var);
5811  __kmp_affinity_top_method = affinity_top_method_all;
5812  }
5813 #endif
5814  if (__kmp_affinity_type == affinity_disabled) {
5815  KMP_AFFINITY_DISABLE();
5816  } else if (!KMP_AFFINITY_CAPABLE()) {
5817  __kmp_affinity_dispatch->determine_capable(var);
5818  if (!KMP_AFFINITY_CAPABLE()) {
5819  if (__kmp_affinity_verbose ||
5820  (__kmp_affinity_warnings &&
5821  (__kmp_affinity_type != affinity_default) &&
5822  (__kmp_affinity_type != affinity_none) &&
5823  (__kmp_affinity_type != affinity_disabled))) {
5824  KMP_WARNING(AffNotSupported, var);
5825  }
5826  __kmp_affinity_type = affinity_disabled;
5827  __kmp_affinity_respect_mask = 0;
5828  __kmp_affinity_gran = affinity_gran_fine;
5829  }
5830  }
5831 
5832  if (__kmp_affinity_type == affinity_disabled) {
5833  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5834  } else if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_true) {
5835  // OMP_PROC_BIND=true maps to OMP_PROC_BIND=spread.
5836  __kmp_nested_proc_bind.bind_types[0] = proc_bind_spread;
5837  }
5838 
5839  if (KMP_AFFINITY_CAPABLE()) {
5840 
5841 #if KMP_GROUP_AFFINITY
5842  // This checks to see if the initial affinity mask is equal
5843  // to a single windows processor group. If it is, then we do
5844  // not respect the initial affinity mask and instead, use the
5845  // entire machine.
5846  bool exactly_one_group = false;
5847  if (__kmp_num_proc_groups > 1) {
5848  int group;
5849  bool within_one_group;
5850  // Get the initial affinity mask and determine if it is
5851  // contained within a single group.
5852  kmp_affin_mask_t *init_mask;
5853  KMP_CPU_ALLOC(init_mask);
5854  __kmp_get_system_affinity(init_mask, TRUE);
5855  group = __kmp_get_proc_group(init_mask);
5856  within_one_group = (group >= 0);
5857  // If the initial affinity is within a single group,
5858  // then determine if it is equal to that single group.
5859  if (within_one_group) {
5860  DWORD num_bits_in_group = __kmp_GetActiveProcessorCount(group);
5861  DWORD num_bits_in_mask = 0;
5862  for (int bit = init_mask->begin(); bit != init_mask->end();
5863  bit = init_mask->next(bit))
5864  num_bits_in_mask++;
5865  exactly_one_group = (num_bits_in_group == num_bits_in_mask);
5866  }
5867  KMP_CPU_FREE(init_mask);
5868  }
5869 
5870  // Handle the Win 64 group affinity stuff if there are multiple
5871  // processor groups, or if the user requested it, and OMP 4.0
5872  // affinity is not in effect.
5873  if (((__kmp_num_proc_groups > 1) &&
5874  (__kmp_affinity_type == affinity_default) &&
5875  (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default)) ||
5876  (__kmp_affinity_top_method == affinity_top_method_group)) {
5877  if (__kmp_affinity_respect_mask == affinity_respect_mask_default &&
5878  exactly_one_group) {
5879  __kmp_affinity_respect_mask = FALSE;
5880  }
5881  if (__kmp_affinity_type == affinity_default) {
5882  __kmp_affinity_type = affinity_compact;
5883  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
5884  }
5885  if (__kmp_affinity_top_method == affinity_top_method_default) {
5886  if (__kmp_affinity_gran == affinity_gran_default) {
5887  __kmp_affinity_top_method = affinity_top_method_group;
5888  __kmp_affinity_gran = affinity_gran_group;
5889  } else if (__kmp_affinity_gran == affinity_gran_group) {
5890  __kmp_affinity_top_method = affinity_top_method_group;
5891  } else {
5892  __kmp_affinity_top_method = affinity_top_method_all;
5893  }
5894  } else if (__kmp_affinity_top_method == affinity_top_method_group) {
5895  if (__kmp_affinity_gran == affinity_gran_default) {
5896  __kmp_affinity_gran = affinity_gran_group;
5897  } else if ((__kmp_affinity_gran != affinity_gran_group) &&
5898  (__kmp_affinity_gran != affinity_gran_fine) &&
5899  (__kmp_affinity_gran != affinity_gran_thread)) {
5900  const char *str = NULL;
5901  switch (__kmp_affinity_gran) {
5902  case affinity_gran_core:
5903  str = "core";
5904  break;
5905  case affinity_gran_package:
5906  str = "package";
5907  break;
5908  case affinity_gran_node:
5909  str = "node";
5910  break;
5911  case affinity_gran_tile:
5912  str = "tile";
5913  break;
5914  default:
5915  KMP_DEBUG_ASSERT(0);
5916  }
5917  KMP_WARNING(AffGranTopGroup, var, str);
5918  __kmp_affinity_gran = affinity_gran_fine;
5919  }
5920  } else {
5921  if (__kmp_affinity_gran == affinity_gran_default) {
5922  __kmp_affinity_gran = affinity_gran_core;
5923  } else if (__kmp_affinity_gran == affinity_gran_group) {
5924  const char *str = NULL;
5925  switch (__kmp_affinity_type) {
5926  case affinity_physical:
5927  str = "physical";
5928  break;
5929  case affinity_logical:
5930  str = "logical";
5931  break;
5932  case affinity_compact:
5933  str = "compact";
5934  break;
5935  case affinity_scatter:
5936  str = "scatter";
5937  break;
5938  case affinity_explicit:
5939  str = "explicit";
5940  break;
5941  // No MIC on windows, so no affinity_balanced case
5942  default:
5943  KMP_DEBUG_ASSERT(0);
5944  }
5945  KMP_WARNING(AffGranGroupType, var, str);
5946  __kmp_affinity_gran = affinity_gran_core;
5947  }
5948  }
5949  } else
5950 
5951 #endif /* KMP_GROUP_AFFINITY */
5952 
5953  {
5954  if (__kmp_affinity_respect_mask == affinity_respect_mask_default) {
5955 #if KMP_GROUP_AFFINITY
5956  if (__kmp_num_proc_groups > 1 && exactly_one_group) {
5957  __kmp_affinity_respect_mask = FALSE;
5958  } else
5959 #endif /* KMP_GROUP_AFFINITY */
5960  {
5961  __kmp_affinity_respect_mask = TRUE;
5962  }
5963  }
5964  if ((__kmp_nested_proc_bind.bind_types[0] != proc_bind_intel) &&
5965  (__kmp_nested_proc_bind.bind_types[0] != proc_bind_default)) {
5966  if (__kmp_affinity_type == affinity_default) {
5967  __kmp_affinity_type = affinity_compact;
5968  __kmp_affinity_dups = FALSE;
5969  }
5970  } else if (__kmp_affinity_type == affinity_default) {
5971 #if KMP_MIC_SUPPORTED
5972  if (__kmp_mic_type != non_mic) {
5973  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
5974  } else
5975 #endif
5976  {
5977  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5978  }
5979 #if KMP_MIC_SUPPORTED
5980  if (__kmp_mic_type != non_mic) {
5981  __kmp_affinity_type = affinity_scatter;
5982  } else
5983 #endif
5984  {
5985  __kmp_affinity_type = affinity_none;
5986  }
5987  }
5988  if ((__kmp_affinity_gran == affinity_gran_default) &&
5989  (__kmp_affinity_gran_levels < 0)) {
5990 #if KMP_MIC_SUPPORTED
5991  if (__kmp_mic_type != non_mic) {
5992  __kmp_affinity_gran = affinity_gran_fine;
5993  } else
5994 #endif
5995  {
5996  __kmp_affinity_gran = affinity_gran_core;
5997  }
5998  }
5999  if (__kmp_affinity_top_method == affinity_top_method_default) {
6000  __kmp_affinity_top_method = affinity_top_method_all;
6001  }
6002  }
6003  }
6004 
6005  K_DIAG(1, ("__kmp_affinity_type == %d\n", __kmp_affinity_type));
6006  K_DIAG(1, ("__kmp_affinity_compact == %d\n", __kmp_affinity_compact));
6007  K_DIAG(1, ("__kmp_affinity_offset == %d\n", __kmp_affinity_offset));
6008  K_DIAG(1, ("__kmp_affinity_verbose == %d\n", __kmp_affinity_verbose));
6009  K_DIAG(1, ("__kmp_affinity_warnings == %d\n", __kmp_affinity_warnings));
6010  K_DIAG(1, ("__kmp_affinity_respect_mask == %d\n",
6011  __kmp_affinity_respect_mask));
6012  K_DIAG(1, ("__kmp_affinity_gran == %d\n", __kmp_affinity_gran));
6013 
6014  KMP_DEBUG_ASSERT(__kmp_affinity_type != affinity_default);
6015  KMP_DEBUG_ASSERT(__kmp_nested_proc_bind.bind_types[0] != proc_bind_default);
6016  K_DIAG(1, ("__kmp_nested_proc_bind.bind_types[0] == %d\n",
6017  __kmp_nested_proc_bind.bind_types[0]));
6018  }
6019 
6020 #endif /* KMP_AFFINITY_SUPPORTED */
6021 
6022  if (__kmp_version) {
6023  __kmp_print_version_1();
6024  }
6025 
6026  // Post-initialization step: some env. vars need their value's further
6027  // processing
6028  if (string != NULL) { // kmp_set_defaults() was called
6029  __kmp_aux_env_initialize(&block);
6030  }
6031 
6032  __kmp_env_blk_free(&block);
6033 
6034  KMP_MB();
6035 
6036 } // __kmp_env_initialize
6037 
6038 void __kmp_env_print() {
6039 
6040  kmp_env_blk_t block;
6041  int i;
6042  kmp_str_buf_t buffer;
6043 
6044  __kmp_stg_init();
6045  __kmp_str_buf_init(&buffer);
6046 
6047  __kmp_env_blk_init(&block, NULL);
6048  __kmp_env_blk_sort(&block);
6049 
6050  // Print real environment values.
6051  __kmp_str_buf_print(&buffer, "\n%s\n\n", KMP_I18N_STR(UserSettings));
6052  for (i = 0; i < block.count; ++i) {
6053  char const *name = block.vars[i].name;
6054  char const *value = block.vars[i].value;
6055  if ((KMP_STRLEN(name) > 4 && strncmp(name, "KMP_", 4) == 0) ||
6056  strncmp(name, "OMP_", 4) == 0
6057 #ifdef KMP_GOMP_COMPAT
6058  || strncmp(name, "GOMP_", 5) == 0
6059 #endif // KMP_GOMP_COMPAT
6060  ) {
6061  __kmp_str_buf_print(&buffer, " %s=%s\n", name, value);
6062  }
6063  }
6064  __kmp_str_buf_print(&buffer, "\n");
6065 
6066  // Print internal (effective) settings.
6067  __kmp_str_buf_print(&buffer, "%s\n\n", KMP_I18N_STR(EffectiveSettings));
6068  for (int i = 0; i < __kmp_stg_count; ++i) {
6069  if (__kmp_stg_table[i].print != NULL) {
6070  __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
6071  __kmp_stg_table[i].data);
6072  }
6073  }
6074 
6075  __kmp_printf("%s", buffer.str);
6076 
6077  __kmp_env_blk_free(&block);
6078  __kmp_str_buf_free(&buffer);
6079 
6080  __kmp_printf("\n");
6081 
6082 } // __kmp_env_print
6083 
6084 void __kmp_env_print_2() {
6085  __kmp_display_env_impl(__kmp_display_env, __kmp_display_env_verbose);
6086 } // __kmp_env_print_2
6087 
6088 
6089 void __kmp_display_env_impl(int display_env, int display_env_verbose) {
6090  kmp_env_blk_t block;
6091  kmp_str_buf_t buffer;
6092 
6093  __kmp_env_format = 1;
6094 
6095  __kmp_stg_init();
6096  __kmp_str_buf_init(&buffer);
6097 
6098  __kmp_env_blk_init(&block, NULL);
6099  __kmp_env_blk_sort(&block);
6100 
6101  __kmp_str_buf_print(&buffer, "\n%s\n", KMP_I18N_STR(DisplayEnvBegin));
6102  __kmp_str_buf_print(&buffer, " _OPENMP='%d'\n", __kmp_openmp_version);
6103 
6104  for (int i = 0; i < __kmp_stg_count; ++i) {
6105  if (__kmp_stg_table[i].print != NULL &&
6106  ((display_env &&
6107  strncmp(__kmp_stg_table[i].name, "OMP_", 4) == 0) ||
6108  display_env_verbose)) {
6109  __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
6110  __kmp_stg_table[i].data);
6111  }
6112  }
6113 
6114  __kmp_str_buf_print(&buffer, "%s\n", KMP_I18N_STR(DisplayEnvEnd));
6115  __kmp_str_buf_print(&buffer, "\n");
6116 
6117  __kmp_printf("%s", buffer.str);
6118 
6119  __kmp_env_blk_free(&block);
6120  __kmp_str_buf_free(&buffer);
6121 
6122  __kmp_printf("\n");
6123 }
6124 
6125 // end of file
sched_type
Definition: kmp.h:351
@ kmp_sch_auto
Definition: kmp.h:358
@ kmp_sch_static
Definition: kmp.h:354
@ kmp_sch_modifier_monotonic
Definition: kmp.h:439
@ kmp_sch_default
Definition: kmp.h:459
@ kmp_sch_modifier_nonmonotonic
Definition: kmp.h:441
@ kmp_sch_guided_chunked
Definition: kmp.h:356