LLVM OpenMP* Runtime Library
kmp_settings.cpp
1 /*
2  * kmp_settings.cpp -- Initialize environment variables
3  */
4 
5 //===----------------------------------------------------------------------===//
6 //
7 // The LLVM Compiler Infrastructure
8 //
9 // This file is dual licensed under the MIT and the University of Illinois Open
10 // Source Licenses. See LICENSE.txt for details.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #include "kmp.h"
15 #include "kmp_affinity.h"
16 #include "kmp_atomic.h"
17 #if KMP_USE_HIER_SCHED
18 #include "kmp_dispatch_hier.h"
19 #endif
20 #include "kmp_environment.h"
21 #include "kmp_i18n.h"
22 #include "kmp_io.h"
23 #include "kmp_itt.h"
24 #include "kmp_lock.h"
25 #include "kmp_settings.h"
26 #include "kmp_str.h"
27 #include "kmp_wrapper_getpid.h"
28 #include <ctype.h> // toupper()
29 
30 static int __kmp_env_toPrint(char const *name, int flag);
31 
32 bool __kmp_env_format = 0; // 0 - old format; 1 - new format
33 
34 // -----------------------------------------------------------------------------
35 // Helper string functions. Subject to move to kmp_str.
36 
37 #ifdef USE_LOAD_BALANCE
38 static double __kmp_convert_to_double(char const *s) {
39  double result;
40 
41  if (KMP_SSCANF(s, "%lf", &result) < 1) {
42  result = 0.0;
43  }
44 
45  return result;
46 }
47 #endif
48 
49 #ifdef KMP_DEBUG
50 static unsigned int __kmp_readstr_with_sentinel(char *dest, char const *src,
51  size_t len, char sentinel) {
52  unsigned int i;
53  for (i = 0; i < len; i++) {
54  if ((*src == '\0') || (*src == sentinel)) {
55  break;
56  }
57  *(dest++) = *(src++);
58  }
59  *dest = '\0';
60  return i;
61 }
62 #endif
63 
64 static int __kmp_match_with_sentinel(char const *a, char const *b, size_t len,
65  char sentinel) {
66  size_t l = 0;
67 
68  if (a == NULL)
69  a = "";
70  if (b == NULL)
71  b = "";
72  while (*a && *b && *b != sentinel) {
73  char ca = *a, cb = *b;
74 
75  if (ca >= 'a' && ca <= 'z')
76  ca -= 'a' - 'A';
77  if (cb >= 'a' && cb <= 'z')
78  cb -= 'a' - 'A';
79  if (ca != cb)
80  return FALSE;
81  ++l;
82  ++a;
83  ++b;
84  }
85  return l >= len;
86 }
87 
88 // Expected usage:
89 // token is the token to check for.
90 // buf is the string being parsed.
91 // *end returns the char after the end of the token.
92 // it is not modified unless a match occurs.
93 //
94 // Example 1:
95 //
96 // if (__kmp_match_str("token", buf, *end) {
97 // <do something>
98 // buf = end;
99 // }
100 //
101 // Example 2:
102 //
103 // if (__kmp_match_str("token", buf, *end) {
104 // char *save = **end;
105 // **end = sentinel;
106 // <use any of the __kmp*_with_sentinel() functions>
107 // **end = save;
108 // buf = end;
109 // }
110 
111 static int __kmp_match_str(char const *token, char const *buf,
112  const char **end) {
113 
114  KMP_ASSERT(token != NULL);
115  KMP_ASSERT(buf != NULL);
116  KMP_ASSERT(end != NULL);
117 
118  while (*token && *buf) {
119  char ct = *token, cb = *buf;
120 
121  if (ct >= 'a' && ct <= 'z')
122  ct -= 'a' - 'A';
123  if (cb >= 'a' && cb <= 'z')
124  cb -= 'a' - 'A';
125  if (ct != cb)
126  return FALSE;
127  ++token;
128  ++buf;
129  }
130  if (*token) {
131  return FALSE;
132  }
133  *end = buf;
134  return TRUE;
135 }
136 
137 #if KMP_OS_DARWIN
138 static size_t __kmp_round4k(size_t size) {
139  size_t _4k = 4 * 1024;
140  if (size & (_4k - 1)) {
141  size &= ~(_4k - 1);
142  if (size <= KMP_SIZE_T_MAX - _4k) {
143  size += _4k; // Round up if there is no overflow.
144  }
145  }
146  return size;
147 } // __kmp_round4k
148 #endif
149 
150 /* Here, multipliers are like __kmp_convert_to_seconds, but floating-point
151  values are allowed, and the return value is in milliseconds. The default
152  multiplier is milliseconds. Returns INT_MAX only if the value specified
153  matches "infinit*". Returns -1 if specified string is invalid. */
154 int __kmp_convert_to_milliseconds(char const *data) {
155  int ret, nvalues, factor;
156  char mult, extra;
157  double value;
158 
159  if (data == NULL)
160  return (-1);
161  if (__kmp_str_match("infinit", -1, data))
162  return (INT_MAX);
163  value = (double)0.0;
164  mult = '\0';
165  nvalues = KMP_SSCANF(data, "%lf%c%c", &value, &mult, &extra);
166  if (nvalues < 1)
167  return (-1);
168  if (nvalues == 1)
169  mult = '\0';
170  if (nvalues == 3)
171  return (-1);
172 
173  if (value < 0)
174  return (-1);
175 
176  switch (mult) {
177  case '\0':
178  /* default is milliseconds */
179  factor = 1;
180  break;
181  case 's':
182  case 'S':
183  factor = 1000;
184  break;
185  case 'm':
186  case 'M':
187  factor = 1000 * 60;
188  break;
189  case 'h':
190  case 'H':
191  factor = 1000 * 60 * 60;
192  break;
193  case 'd':
194  case 'D':
195  factor = 1000 * 24 * 60 * 60;
196  break;
197  default:
198  return (-1);
199  }
200 
201  if (value >= ((INT_MAX - 1) / factor))
202  ret = INT_MAX - 1; /* Don't allow infinite value here */
203  else
204  ret = (int)(value * (double)factor); /* truncate to int */
205 
206  return ret;
207 }
208 
209 static int __kmp_strcasecmp_with_sentinel(char const *a, char const *b,
210  char sentinel) {
211  if (a == NULL)
212  a = "";
213  if (b == NULL)
214  b = "";
215  while (*a && *b && *b != sentinel) {
216  char ca = *a, cb = *b;
217 
218  if (ca >= 'a' && ca <= 'z')
219  ca -= 'a' - 'A';
220  if (cb >= 'a' && cb <= 'z')
221  cb -= 'a' - 'A';
222  if (ca != cb)
223  return (int)(unsigned char)*a - (int)(unsigned char)*b;
224  ++a;
225  ++b;
226  }
227  return *a
228  ? (*b && *b != sentinel)
229  ? (int)(unsigned char)*a - (int)(unsigned char)*b
230  : 1
231  : (*b && *b != sentinel) ? -1 : 0;
232 }
233 
234 // =============================================================================
235 // Table structures and helper functions.
236 
237 typedef struct __kmp_setting kmp_setting_t;
238 typedef struct __kmp_stg_ss_data kmp_stg_ss_data_t;
239 typedef struct __kmp_stg_wp_data kmp_stg_wp_data_t;
240 typedef struct __kmp_stg_fr_data kmp_stg_fr_data_t;
241 
242 typedef void (*kmp_stg_parse_func_t)(char const *name, char const *value,
243  void *data);
244 typedef void (*kmp_stg_print_func_t)(kmp_str_buf_t *buffer, char const *name,
245  void *data);
246 
247 struct __kmp_setting {
248  char const *name; // Name of setting (environment variable).
249  kmp_stg_parse_func_t parse; // Parser function.
250  kmp_stg_print_func_t print; // Print function.
251  void *data; // Data passed to parser and printer.
252  int set; // Variable set during this "session"
253  // (__kmp_env_initialize() or kmp_set_defaults() call).
254  int defined; // Variable set in any "session".
255 }; // struct __kmp_setting
256 
257 struct __kmp_stg_ss_data {
258  size_t factor; // Default factor: 1 for KMP_STACKSIZE, 1024 for others.
259  kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
260 }; // struct __kmp_stg_ss_data
261 
262 struct __kmp_stg_wp_data {
263  int omp; // 0 -- KMP_LIBRARY, 1 -- OMP_WAIT_POLICY.
264  kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
265 }; // struct __kmp_stg_wp_data
266 
267 struct __kmp_stg_fr_data {
268  int force; // 0 -- KMP_DETERMINISTIC_REDUCTION, 1 -- KMP_FORCE_REDUCTION.
269  kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
270 }; // struct __kmp_stg_fr_data
271 
272 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found.
273  char const *name, // Name of variable.
274  char const *value, // Value of the variable.
275  kmp_setting_t **rivals // List of rival settings (must include current one).
276  );
277 
278 // -----------------------------------------------------------------------------
279 // Helper parse functions.
280 
281 static void __kmp_stg_parse_bool(char const *name, char const *value,
282  int *out) {
283  if (__kmp_str_match_true(value)) {
284  *out = TRUE;
285  } else if (__kmp_str_match_false(value)) {
286  *out = FALSE;
287  } else {
288  __kmp_msg(kmp_ms_warning, KMP_MSG(BadBoolValue, name, value),
289  KMP_HNT(ValidBoolValues), __kmp_msg_null);
290  }
291 } // __kmp_stg_parse_bool
292 
293 static void __kmp_stg_parse_size(char const *name, char const *value,
294  size_t size_min, size_t size_max,
295  int *is_specified, size_t *out,
296  size_t factor) {
297  char const *msg = NULL;
298 #if KMP_OS_DARWIN
299  size_min = __kmp_round4k(size_min);
300  size_max = __kmp_round4k(size_max);
301 #endif // KMP_OS_DARWIN
302  if (value) {
303  if (is_specified != NULL) {
304  *is_specified = 1;
305  }
306  __kmp_str_to_size(value, out, factor, &msg);
307  if (msg == NULL) {
308  if (*out > size_max) {
309  *out = size_max;
310  msg = KMP_I18N_STR(ValueTooLarge);
311  } else if (*out < size_min) {
312  *out = size_min;
313  msg = KMP_I18N_STR(ValueTooSmall);
314  } else {
315 #if KMP_OS_DARWIN
316  size_t round4k = __kmp_round4k(*out);
317  if (*out != round4k) {
318  *out = round4k;
319  msg = KMP_I18N_STR(NotMultiple4K);
320  }
321 #endif
322  }
323  } else {
324  // If integer overflow occurred, * out == KMP_SIZE_T_MAX. Cut it to
325  // size_max silently.
326  if (*out < size_min) {
327  *out = size_max;
328  } else if (*out > size_max) {
329  *out = size_max;
330  }
331  }
332  if (msg != NULL) {
333  // Message is not empty. Print warning.
334  kmp_str_buf_t buf;
335  __kmp_str_buf_init(&buf);
336  __kmp_str_buf_print_size(&buf, *out);
337  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
338  KMP_INFORM(Using_str_Value, name, buf.str);
339  __kmp_str_buf_free(&buf);
340  }
341  }
342 } // __kmp_stg_parse_size
343 
344 static void __kmp_stg_parse_str(char const *name, char const *value,
345  char **out) {
346  __kmp_str_free(out);
347  *out = __kmp_str_format("%s", value);
348 } // __kmp_stg_parse_str
349 
350 static void __kmp_stg_parse_int(
351  char const
352  *name, // I: Name of environment variable (used in warning messages).
353  char const *value, // I: Value of environment variable to parse.
354  int min, // I: Miminal allowed value.
355  int max, // I: Maximum allowed value.
356  int *out // O: Output (parsed) value.
357  ) {
358  char const *msg = NULL;
359  kmp_uint64 uint = *out;
360  __kmp_str_to_uint(value, &uint, &msg);
361  if (msg == NULL) {
362  if (uint < (unsigned int)min) {
363  msg = KMP_I18N_STR(ValueTooSmall);
364  uint = min;
365  } else if (uint > (unsigned int)max) {
366  msg = KMP_I18N_STR(ValueTooLarge);
367  uint = max;
368  }
369  } else {
370  // If overflow occurred msg contains error message and uint is very big. Cut
371  // tmp it to INT_MAX.
372  if (uint < (unsigned int)min) {
373  uint = min;
374  } else if (uint > (unsigned int)max) {
375  uint = max;
376  }
377  }
378  if (msg != NULL) {
379  // Message is not empty. Print warning.
380  kmp_str_buf_t buf;
381  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
382  __kmp_str_buf_init(&buf);
383  __kmp_str_buf_print(&buf, "%" KMP_UINT64_SPEC "", uint);
384  KMP_INFORM(Using_uint64_Value, name, buf.str);
385  __kmp_str_buf_free(&buf);
386  }
387  *out = uint;
388 } // __kmp_stg_parse_int
389 
390 #if KMP_DEBUG_ADAPTIVE_LOCKS
391 static void __kmp_stg_parse_file(char const *name, char const *value,
392  const char *suffix, char **out) {
393  char buffer[256];
394  char *t;
395  int hasSuffix;
396  __kmp_str_free(out);
397  t = (char *)strrchr(value, '.');
398  hasSuffix = t && __kmp_str_eqf(t, suffix);
399  t = __kmp_str_format("%s%s", value, hasSuffix ? "" : suffix);
400  __kmp_expand_file_name(buffer, sizeof(buffer), t);
401  __kmp_str_free(&t);
402  *out = __kmp_str_format("%s", buffer);
403 } // __kmp_stg_parse_file
404 #endif
405 
406 #ifdef KMP_DEBUG
407 static char *par_range_to_print = NULL;
408 
409 static void __kmp_stg_parse_par_range(char const *name, char const *value,
410  int *out_range, char *out_routine,
411  char *out_file, int *out_lb,
412  int *out_ub) {
413  size_t len = KMP_STRLEN(value) + 1;
414  par_range_to_print = (char *)KMP_INTERNAL_MALLOC(len + 1);
415  KMP_STRNCPY_S(par_range_to_print, len + 1, value, len + 1);
416  __kmp_par_range = +1;
417  __kmp_par_range_lb = 0;
418  __kmp_par_range_ub = INT_MAX;
419  for (;;) {
420  unsigned int len;
421  if (*value == '\0') {
422  break;
423  }
424  if (!__kmp_strcasecmp_with_sentinel("routine", value, '=')) {
425  value = strchr(value, '=') + 1;
426  len = __kmp_readstr_with_sentinel(out_routine, value,
427  KMP_PAR_RANGE_ROUTINE_LEN - 1, ',');
428  if (len == 0) {
429  goto par_range_error;
430  }
431  value = strchr(value, ',');
432  if (value != NULL) {
433  value++;
434  }
435  continue;
436  }
437  if (!__kmp_strcasecmp_with_sentinel("filename", value, '=')) {
438  value = strchr(value, '=') + 1;
439  len = __kmp_readstr_with_sentinel(out_file, value,
440  KMP_PAR_RANGE_FILENAME_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("range", value, '=')) ||
451  (!__kmp_strcasecmp_with_sentinel("incl_range", value, '='))) {
452  value = strchr(value, '=') + 1;
453  if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) {
454  goto par_range_error;
455  }
456  *out_range = +1;
457  value = strchr(value, ',');
458  if (value != NULL) {
459  value++;
460  }
461  continue;
462  }
463  if (!__kmp_strcasecmp_with_sentinel("excl_range", value, '=')) {
464  value = strchr(value, '=') + 1;
465  if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) {
466  goto par_range_error;
467  }
468  *out_range = -1;
469  value = strchr(value, ',');
470  if (value != NULL) {
471  value++;
472  }
473  continue;
474  }
475  par_range_error:
476  KMP_WARNING(ParRangeSyntax, name);
477  __kmp_par_range = 0;
478  break;
479  }
480 } // __kmp_stg_parse_par_range
481 #endif
482 
483 int __kmp_initial_threads_capacity(int req_nproc) {
484  int nth = 32;
485 
486  /* MIN( MAX( 32, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ),
487  * __kmp_max_nth) */
488  if (nth < (4 * req_nproc))
489  nth = (4 * req_nproc);
490  if (nth < (4 * __kmp_xproc))
491  nth = (4 * __kmp_xproc);
492 
493  if (nth > __kmp_max_nth)
494  nth = __kmp_max_nth;
495 
496  return nth;
497 }
498 
499 int __kmp_default_tp_capacity(int req_nproc, int max_nth,
500  int all_threads_specified) {
501  int nth = 128;
502 
503  if (all_threads_specified)
504  return max_nth;
505  /* MIN( MAX (128, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ),
506  * __kmp_max_nth ) */
507  if (nth < (4 * req_nproc))
508  nth = (4 * req_nproc);
509  if (nth < (4 * __kmp_xproc))
510  nth = (4 * __kmp_xproc);
511 
512  if (nth > __kmp_max_nth)
513  nth = __kmp_max_nth;
514 
515  return nth;
516 }
517 
518 // -----------------------------------------------------------------------------
519 // Helper print functions.
520 
521 static void __kmp_stg_print_bool(kmp_str_buf_t *buffer, char const *name,
522  int value) {
523  if (__kmp_env_format) {
524  KMP_STR_BUF_PRINT_BOOL;
525  } else {
526  __kmp_str_buf_print(buffer, " %s=%s\n", name, value ? "true" : "false");
527  }
528 } // __kmp_stg_print_bool
529 
530 static void __kmp_stg_print_int(kmp_str_buf_t *buffer, char const *name,
531  int value) {
532  if (__kmp_env_format) {
533  KMP_STR_BUF_PRINT_INT;
534  } else {
535  __kmp_str_buf_print(buffer, " %s=%d\n", name, value);
536  }
537 } // __kmp_stg_print_int
538 
539 #if USE_ITT_BUILD && USE_ITT_NOTIFY
540 static void __kmp_stg_print_uint64(kmp_str_buf_t *buffer, char const *name,
541  kmp_uint64 value) {
542  if (__kmp_env_format) {
543  KMP_STR_BUF_PRINT_UINT64;
544  } else {
545  __kmp_str_buf_print(buffer, " %s=%" KMP_UINT64_SPEC "\n", name, value);
546  }
547 } // __kmp_stg_print_uint64
548 #endif
549 
550 static void __kmp_stg_print_str(kmp_str_buf_t *buffer, char const *name,
551  char const *value) {
552  if (__kmp_env_format) {
553  KMP_STR_BUF_PRINT_STR;
554  } else {
555  __kmp_str_buf_print(buffer, " %s=%s\n", name, value);
556  }
557 } // __kmp_stg_print_str
558 
559 static void __kmp_stg_print_size(kmp_str_buf_t *buffer, char const *name,
560  size_t value) {
561  if (__kmp_env_format) {
562  KMP_STR_BUF_PRINT_NAME_EX(name);
563  __kmp_str_buf_print_size(buffer, value);
564  __kmp_str_buf_print(buffer, "'\n");
565  } else {
566  __kmp_str_buf_print(buffer, " %s=", name);
567  __kmp_str_buf_print_size(buffer, value);
568  __kmp_str_buf_print(buffer, "\n");
569  return;
570  }
571 } // __kmp_stg_print_size
572 
573 // =============================================================================
574 // Parse and print functions.
575 
576 // -----------------------------------------------------------------------------
577 // KMP_DEVICE_THREAD_LIMIT, KMP_ALL_THREADS
578 
579 static void __kmp_stg_parse_device_thread_limit(char const *name,
580  char const *value, void *data) {
581  kmp_setting_t **rivals = (kmp_setting_t **)data;
582  int rc;
583  if (strcmp(name, "KMP_ALL_THREADS") == 0) {
584  KMP_INFORM(EnvVarDeprecated, name, "KMP_DEVICE_THREAD_LIMIT");
585  }
586  rc = __kmp_stg_check_rivals(name, value, rivals);
587  if (rc) {
588  return;
589  }
590  if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
591  __kmp_max_nth = __kmp_xproc;
592  __kmp_allThreadsSpecified = 1;
593  } else {
594  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_max_nth);
595  __kmp_allThreadsSpecified = 0;
596  }
597  K_DIAG(1, ("__kmp_max_nth == %d\n", __kmp_max_nth));
598 
599 } // __kmp_stg_parse_device_thread_limit
600 
601 static void __kmp_stg_print_device_thread_limit(kmp_str_buf_t *buffer,
602  char const *name, void *data) {
603  __kmp_stg_print_int(buffer, name, __kmp_max_nth);
604 } // __kmp_stg_print_device_thread_limit
605 
606 // -----------------------------------------------------------------------------
607 // OMP_THREAD_LIMIT
608 static void __kmp_stg_parse_thread_limit(char const *name, char const *value,
609  void *data) {
610  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_cg_max_nth);
611  K_DIAG(1, ("__kmp_cg_max_nth == %d\n", __kmp_cg_max_nth));
612 
613 } // __kmp_stg_parse_thread_limit
614 
615 static void __kmp_stg_print_thread_limit(kmp_str_buf_t *buffer,
616  char const *name, void *data) {
617  __kmp_stg_print_int(buffer, name, __kmp_cg_max_nth);
618 } // __kmp_stg_print_thread_limit
619 
620 // -----------------------------------------------------------------------------
621 // KMP_TEAMS_THREAD_LIMIT
622 static void __kmp_stg_parse_teams_thread_limit(char const *name,
623  char const *value, void *data) {
624  __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_teams_max_nth);
625 } // __kmp_stg_teams_thread_limit
626 
627 static void __kmp_stg_print_teams_thread_limit(kmp_str_buf_t *buffer,
628  char const *name, void *data) {
629  __kmp_stg_print_int(buffer, name, __kmp_teams_max_nth);
630 } // __kmp_stg_print_teams_thread_limit
631 
632 // -----------------------------------------------------------------------------
633 // KMP_BLOCKTIME
634 
635 static void __kmp_stg_parse_blocktime(char const *name, char const *value,
636  void *data) {
637  __kmp_dflt_blocktime = __kmp_convert_to_milliseconds(value);
638  if (__kmp_dflt_blocktime < 0) {
639  __kmp_dflt_blocktime = KMP_DEFAULT_BLOCKTIME;
640  __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidValue, name, value),
641  __kmp_msg_null);
642  KMP_INFORM(Using_int_Value, name, __kmp_dflt_blocktime);
643  __kmp_env_blocktime = FALSE; // Revert to default as if var not set.
644  } else {
645  if (__kmp_dflt_blocktime < KMP_MIN_BLOCKTIME) {
646  __kmp_dflt_blocktime = KMP_MIN_BLOCKTIME;
647  __kmp_msg(kmp_ms_warning, KMP_MSG(SmallValue, name, value),
648  __kmp_msg_null);
649  KMP_INFORM(MinValueUsing, name, __kmp_dflt_blocktime);
650  } else if (__kmp_dflt_blocktime > KMP_MAX_BLOCKTIME) {
651  __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
652  __kmp_msg(kmp_ms_warning, KMP_MSG(LargeValue, name, value),
653  __kmp_msg_null);
654  KMP_INFORM(MaxValueUsing, name, __kmp_dflt_blocktime);
655  }
656  __kmp_env_blocktime = TRUE; // KMP_BLOCKTIME was specified.
657  }
658 #if KMP_USE_MONITOR
659  // calculate number of monitor thread wakeup intervals corresponding to
660  // blocktime.
661  __kmp_monitor_wakeups =
662  KMP_WAKEUPS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups);
663  __kmp_bt_intervals =
664  KMP_INTERVALS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups);
665 #endif
666  K_DIAG(1, ("__kmp_env_blocktime == %d\n", __kmp_env_blocktime));
667  if (__kmp_env_blocktime) {
668  K_DIAG(1, ("__kmp_dflt_blocktime == %d\n", __kmp_dflt_blocktime));
669  }
670 } // __kmp_stg_parse_blocktime
671 
672 static void __kmp_stg_print_blocktime(kmp_str_buf_t *buffer, char const *name,
673  void *data) {
674  __kmp_stg_print_int(buffer, name, __kmp_dflt_blocktime);
675 } // __kmp_stg_print_blocktime
676 
677 // -----------------------------------------------------------------------------
678 // KMP_DUPLICATE_LIB_OK
679 
680 static void __kmp_stg_parse_duplicate_lib_ok(char const *name,
681  char const *value, void *data) {
682  /* actually this variable is not supported, put here for compatibility with
683  earlier builds and for static/dynamic combination */
684  __kmp_stg_parse_bool(name, value, &__kmp_duplicate_library_ok);
685 } // __kmp_stg_parse_duplicate_lib_ok
686 
687 static void __kmp_stg_print_duplicate_lib_ok(kmp_str_buf_t *buffer,
688  char const *name, void *data) {
689  __kmp_stg_print_bool(buffer, name, __kmp_duplicate_library_ok);
690 } // __kmp_stg_print_duplicate_lib_ok
691 
692 // -----------------------------------------------------------------------------
693 // KMP_INHERIT_FP_CONTROL
694 
695 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
696 
697 static void __kmp_stg_parse_inherit_fp_control(char const *name,
698  char const *value, void *data) {
699  __kmp_stg_parse_bool(name, value, &__kmp_inherit_fp_control);
700 } // __kmp_stg_parse_inherit_fp_control
701 
702 static void __kmp_stg_print_inherit_fp_control(kmp_str_buf_t *buffer,
703  char const *name, void *data) {
704 #if KMP_DEBUG
705  __kmp_stg_print_bool(buffer, name, __kmp_inherit_fp_control);
706 #endif /* KMP_DEBUG */
707 } // __kmp_stg_print_inherit_fp_control
708 
709 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
710 
711 // Used for OMP_WAIT_POLICY
712 static char const *blocktime_str = NULL;
713 
714 // -----------------------------------------------------------------------------
715 // KMP_LIBRARY, OMP_WAIT_POLICY
716 
717 static void __kmp_stg_parse_wait_policy(char const *name, char const *value,
718  void *data) {
719 
720  kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data;
721  int rc;
722 
723  rc = __kmp_stg_check_rivals(name, value, wait->rivals);
724  if (rc) {
725  return;
726  }
727 
728  if (wait->omp) {
729  if (__kmp_str_match("ACTIVE", 1, value)) {
730  __kmp_library = library_turnaround;
731  if (blocktime_str == NULL) {
732  // KMP_BLOCKTIME not specified, so set default to "infinite".
733  __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
734  }
735  } else if (__kmp_str_match("PASSIVE", 1, value)) {
736  __kmp_library = library_throughput;
737  if (blocktime_str == NULL) {
738  // KMP_BLOCKTIME not specified, so set default to 0.
739  __kmp_dflt_blocktime = 0;
740  }
741  } else {
742  KMP_WARNING(StgInvalidValue, name, value);
743  }
744  } else {
745  if (__kmp_str_match("serial", 1, value)) { /* S */
746  __kmp_library = library_serial;
747  } else if (__kmp_str_match("throughput", 2, value)) { /* TH */
748  __kmp_library = library_throughput;
749  } else if (__kmp_str_match("turnaround", 2, value)) { /* TU */
750  __kmp_library = library_turnaround;
751  } else if (__kmp_str_match("dedicated", 1, value)) { /* D */
752  __kmp_library = library_turnaround;
753  } else if (__kmp_str_match("multiuser", 1, value)) { /* M */
754  __kmp_library = library_throughput;
755  } else {
756  KMP_WARNING(StgInvalidValue, name, value);
757  }
758  }
759  __kmp_aux_set_library(__kmp_library);
760 
761 } // __kmp_stg_parse_wait_policy
762 
763 static void __kmp_stg_print_wait_policy(kmp_str_buf_t *buffer, char const *name,
764  void *data) {
765 
766  kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data;
767  char const *value = NULL;
768 
769  if (wait->omp) {
770  switch (__kmp_library) {
771  case library_turnaround: {
772  value = "ACTIVE";
773  } break;
774  case library_throughput: {
775  value = "PASSIVE";
776  } break;
777  }
778  } else {
779  switch (__kmp_library) {
780  case library_serial: {
781  value = "serial";
782  } break;
783  case library_turnaround: {
784  value = "turnaround";
785  } break;
786  case library_throughput: {
787  value = "throughput";
788  } break;
789  }
790  }
791  if (value != NULL) {
792  __kmp_stg_print_str(buffer, name, value);
793  }
794 
795 } // __kmp_stg_print_wait_policy
796 
797 #if KMP_USE_MONITOR
798 // -----------------------------------------------------------------------------
799 // KMP_MONITOR_STACKSIZE
800 
801 static void __kmp_stg_parse_monitor_stacksize(char const *name,
802  char const *value, void *data) {
803  __kmp_stg_parse_size(name, value, __kmp_sys_min_stksize, KMP_MAX_STKSIZE,
804  NULL, &__kmp_monitor_stksize, 1);
805 } // __kmp_stg_parse_monitor_stacksize
806 
807 static void __kmp_stg_print_monitor_stacksize(kmp_str_buf_t *buffer,
808  char const *name, void *data) {
809  if (__kmp_env_format) {
810  if (__kmp_monitor_stksize > 0)
811  KMP_STR_BUF_PRINT_NAME_EX(name);
812  else
813  KMP_STR_BUF_PRINT_NAME;
814  } else {
815  __kmp_str_buf_print(buffer, " %s", name);
816  }
817  if (__kmp_monitor_stksize > 0) {
818  __kmp_str_buf_print_size(buffer, __kmp_monitor_stksize);
819  } else {
820  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
821  }
822  if (__kmp_env_format && __kmp_monitor_stksize) {
823  __kmp_str_buf_print(buffer, "'\n");
824  }
825 } // __kmp_stg_print_monitor_stacksize
826 #endif // KMP_USE_MONITOR
827 
828 // -----------------------------------------------------------------------------
829 // KMP_SETTINGS
830 
831 static void __kmp_stg_parse_settings(char const *name, char const *value,
832  void *data) {
833  __kmp_stg_parse_bool(name, value, &__kmp_settings);
834 } // __kmp_stg_parse_settings
835 
836 static void __kmp_stg_print_settings(kmp_str_buf_t *buffer, char const *name,
837  void *data) {
838  __kmp_stg_print_bool(buffer, name, __kmp_settings);
839 } // __kmp_stg_print_settings
840 
841 // -----------------------------------------------------------------------------
842 // KMP_STACKPAD
843 
844 static void __kmp_stg_parse_stackpad(char const *name, char const *value,
845  void *data) {
846  __kmp_stg_parse_int(name, // Env var name
847  value, // Env var value
848  KMP_MIN_STKPADDING, // Min value
849  KMP_MAX_STKPADDING, // Max value
850  &__kmp_stkpadding // Var to initialize
851  );
852 } // __kmp_stg_parse_stackpad
853 
854 static void __kmp_stg_print_stackpad(kmp_str_buf_t *buffer, char const *name,
855  void *data) {
856  __kmp_stg_print_int(buffer, name, __kmp_stkpadding);
857 } // __kmp_stg_print_stackpad
858 
859 // -----------------------------------------------------------------------------
860 // KMP_STACKOFFSET
861 
862 static void __kmp_stg_parse_stackoffset(char const *name, char const *value,
863  void *data) {
864  __kmp_stg_parse_size(name, // Env var name
865  value, // Env var value
866  KMP_MIN_STKOFFSET, // Min value
867  KMP_MAX_STKOFFSET, // Max value
868  NULL, //
869  &__kmp_stkoffset, // Var to initialize
870  1);
871 } // __kmp_stg_parse_stackoffset
872 
873 static void __kmp_stg_print_stackoffset(kmp_str_buf_t *buffer, char const *name,
874  void *data) {
875  __kmp_stg_print_size(buffer, name, __kmp_stkoffset);
876 } // __kmp_stg_print_stackoffset
877 
878 // -----------------------------------------------------------------------------
879 // KMP_STACKSIZE, OMP_STACKSIZE, GOMP_STACKSIZE
880 
881 static void __kmp_stg_parse_stacksize(char const *name, char const *value,
882  void *data) {
883 
884  kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data;
885  int rc;
886 
887  rc = __kmp_stg_check_rivals(name, value, stacksize->rivals);
888  if (rc) {
889  return;
890  }
891  __kmp_stg_parse_size(name, // Env var name
892  value, // Env var value
893  __kmp_sys_min_stksize, // Min value
894  KMP_MAX_STKSIZE, // Max value
895  &__kmp_env_stksize, //
896  &__kmp_stksize, // Var to initialize
897  stacksize->factor);
898 
899 } // __kmp_stg_parse_stacksize
900 
901 // This function is called for printing both KMP_STACKSIZE (factor is 1) and
902 // OMP_STACKSIZE (factor is 1024). Currently it is not possible to print
903 // OMP_STACKSIZE value in bytes. We can consider adding this possibility by a
904 // customer request in future.
905 static void __kmp_stg_print_stacksize(kmp_str_buf_t *buffer, char const *name,
906  void *data) {
907  kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data;
908  if (__kmp_env_format) {
909  KMP_STR_BUF_PRINT_NAME_EX(name);
910  __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024)
911  ? __kmp_stksize / stacksize->factor
912  : __kmp_stksize);
913  __kmp_str_buf_print(buffer, "'\n");
914  } else {
915  __kmp_str_buf_print(buffer, " %s=", name);
916  __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024)
917  ? __kmp_stksize / stacksize->factor
918  : __kmp_stksize);
919  __kmp_str_buf_print(buffer, "\n");
920  }
921 } // __kmp_stg_print_stacksize
922 
923 // -----------------------------------------------------------------------------
924 // KMP_VERSION
925 
926 static void __kmp_stg_parse_version(char const *name, char const *value,
927  void *data) {
928  __kmp_stg_parse_bool(name, value, &__kmp_version);
929 } // __kmp_stg_parse_version
930 
931 static void __kmp_stg_print_version(kmp_str_buf_t *buffer, char const *name,
932  void *data) {
933  __kmp_stg_print_bool(buffer, name, __kmp_version);
934 } // __kmp_stg_print_version
935 
936 // -----------------------------------------------------------------------------
937 // KMP_WARNINGS
938 
939 static void __kmp_stg_parse_warnings(char const *name, char const *value,
940  void *data) {
941  __kmp_stg_parse_bool(name, value, &__kmp_generate_warnings);
942  if (__kmp_generate_warnings != kmp_warnings_off) {
943  // AC: only 0/1 values documented, so reset to explicit to distinguish from
944  // default setting
945  __kmp_generate_warnings = kmp_warnings_explicit;
946  }
947 } // __kmp_stg_parse_warnings
948 
949 static void __kmp_stg_print_warnings(kmp_str_buf_t *buffer, char const *name,
950  void *data) {
951  // AC: TODO: change to print_int? (needs documentation change)
952  __kmp_stg_print_bool(buffer, name, __kmp_generate_warnings);
953 } // __kmp_stg_print_warnings
954 
955 // -----------------------------------------------------------------------------
956 // OMP_NESTED, OMP_NUM_THREADS
957 
958 static void __kmp_stg_parse_nested(char const *name, char const *value,
959  void *data) {
960  __kmp_stg_parse_bool(name, value, &__kmp_dflt_nested);
961 } // __kmp_stg_parse_nested
962 
963 static void __kmp_stg_print_nested(kmp_str_buf_t *buffer, char const *name,
964  void *data) {
965  __kmp_stg_print_bool(buffer, name, __kmp_dflt_nested);
966 } // __kmp_stg_print_nested
967 
968 static void __kmp_parse_nested_num_threads(const char *var, const char *env,
969  kmp_nested_nthreads_t *nth_array) {
970  const char *next = env;
971  const char *scan = next;
972 
973  int total = 0; // Count elements that were set. It'll be used as an array size
974  int prev_comma = FALSE; // For correct processing sequential commas
975 
976  // Count the number of values in the env. var string
977  for (;;) {
978  SKIP_WS(next);
979 
980  if (*next == '\0') {
981  break;
982  }
983  // Next character is not an integer or not a comma => end of list
984  if (((*next < '0') || (*next > '9')) && (*next != ',')) {
985  KMP_WARNING(NthSyntaxError, var, env);
986  return;
987  }
988  // The next character is ','
989  if (*next == ',') {
990  // ',' is the fisrt character
991  if (total == 0 || prev_comma) {
992  total++;
993  }
994  prev_comma = TRUE;
995  next++; // skip ','
996  SKIP_WS(next);
997  }
998  // Next character is a digit
999  if (*next >= '0' && *next <= '9') {
1000  prev_comma = FALSE;
1001  SKIP_DIGITS(next);
1002  total++;
1003  const char *tmp = next;
1004  SKIP_WS(tmp);
1005  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
1006  KMP_WARNING(NthSpacesNotAllowed, var, env);
1007  return;
1008  }
1009  }
1010  }
1011  KMP_DEBUG_ASSERT(total > 0);
1012  if (total <= 0) {
1013  KMP_WARNING(NthSyntaxError, var, env);
1014  return;
1015  }
1016 
1017  // Check if the nested nthreads array exists
1018  if (!nth_array->nth) {
1019  // Allocate an array of double size
1020  nth_array->nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int) * total * 2);
1021  if (nth_array->nth == NULL) {
1022  KMP_FATAL(MemoryAllocFailed);
1023  }
1024  nth_array->size = total * 2;
1025  } else {
1026  if (nth_array->size < total) {
1027  // Increase the array size
1028  do {
1029  nth_array->size *= 2;
1030  } while (nth_array->size < total);
1031 
1032  nth_array->nth = (int *)KMP_INTERNAL_REALLOC(
1033  nth_array->nth, sizeof(int) * nth_array->size);
1034  if (nth_array->nth == NULL) {
1035  KMP_FATAL(MemoryAllocFailed);
1036  }
1037  }
1038  }
1039  nth_array->used = total;
1040  int i = 0;
1041 
1042  prev_comma = FALSE;
1043  total = 0;
1044  // Save values in the array
1045  for (;;) {
1046  SKIP_WS(scan);
1047  if (*scan == '\0') {
1048  break;
1049  }
1050  // The next character is ','
1051  if (*scan == ',') {
1052  // ',' in the beginning of the list
1053  if (total == 0) {
1054  // The value is supposed to be equal to __kmp_avail_proc but it is
1055  // unknown at the moment.
1056  // So let's put a placeholder (#threads = 0) to correct it later.
1057  nth_array->nth[i++] = 0;
1058  total++;
1059  } else if (prev_comma) {
1060  // Num threads is inherited from the previous level
1061  nth_array->nth[i] = nth_array->nth[i - 1];
1062  i++;
1063  total++;
1064  }
1065  prev_comma = TRUE;
1066  scan++; // skip ','
1067  SKIP_WS(scan);
1068  }
1069  // Next character is a digit
1070  if (*scan >= '0' && *scan <= '9') {
1071  int num;
1072  const char *buf = scan;
1073  char const *msg = NULL;
1074  prev_comma = FALSE;
1075  SKIP_DIGITS(scan);
1076  total++;
1077 
1078  num = __kmp_str_to_int(buf, *scan);
1079  if (num < KMP_MIN_NTH) {
1080  msg = KMP_I18N_STR(ValueTooSmall);
1081  num = KMP_MIN_NTH;
1082  } else if (num > __kmp_sys_max_nth) {
1083  msg = KMP_I18N_STR(ValueTooLarge);
1084  num = __kmp_sys_max_nth;
1085  }
1086  if (msg != NULL) {
1087  // Message is not empty. Print warning.
1088  KMP_WARNING(ParseSizeIntWarn, var, env, msg);
1089  KMP_INFORM(Using_int_Value, var, num);
1090  }
1091  nth_array->nth[i++] = num;
1092  }
1093  }
1094 }
1095 
1096 static void __kmp_stg_parse_num_threads(char const *name, char const *value,
1097  void *data) {
1098  // TODO: Remove this option. OMP_NUM_THREADS is a list of positive integers!
1099  if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
1100  // The array of 1 element
1101  __kmp_nested_nth.nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int));
1102  __kmp_nested_nth.size = __kmp_nested_nth.used = 1;
1103  __kmp_nested_nth.nth[0] = __kmp_dflt_team_nth = __kmp_dflt_team_nth_ub =
1104  __kmp_xproc;
1105  } else {
1106  __kmp_parse_nested_num_threads(name, value, &__kmp_nested_nth);
1107  if (__kmp_nested_nth.nth) {
1108  __kmp_dflt_team_nth = __kmp_nested_nth.nth[0];
1109  if (__kmp_dflt_team_nth_ub < __kmp_dflt_team_nth) {
1110  __kmp_dflt_team_nth_ub = __kmp_dflt_team_nth;
1111  }
1112  }
1113  }
1114  K_DIAG(1, ("__kmp_dflt_team_nth == %d\n", __kmp_dflt_team_nth));
1115 } // __kmp_stg_parse_num_threads
1116 
1117 static void __kmp_stg_print_num_threads(kmp_str_buf_t *buffer, char const *name,
1118  void *data) {
1119  if (__kmp_env_format) {
1120  KMP_STR_BUF_PRINT_NAME;
1121  } else {
1122  __kmp_str_buf_print(buffer, " %s", name);
1123  }
1124  if (__kmp_nested_nth.used) {
1125  kmp_str_buf_t buf;
1126  __kmp_str_buf_init(&buf);
1127  for (int i = 0; i < __kmp_nested_nth.used; i++) {
1128  __kmp_str_buf_print(&buf, "%d", __kmp_nested_nth.nth[i]);
1129  if (i < __kmp_nested_nth.used - 1) {
1130  __kmp_str_buf_print(&buf, ",");
1131  }
1132  }
1133  __kmp_str_buf_print(buffer, "='%s'\n", buf.str);
1134  __kmp_str_buf_free(&buf);
1135  } else {
1136  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1137  }
1138 } // __kmp_stg_print_num_threads
1139 
1140 // -----------------------------------------------------------------------------
1141 // OpenMP 3.0: KMP_TASKING, OMP_MAX_ACTIVE_LEVELS,
1142 
1143 static void __kmp_stg_parse_tasking(char const *name, char const *value,
1144  void *data) {
1145  __kmp_stg_parse_int(name, value, 0, (int)tskm_max,
1146  (int *)&__kmp_tasking_mode);
1147 } // __kmp_stg_parse_tasking
1148 
1149 static void __kmp_stg_print_tasking(kmp_str_buf_t *buffer, char const *name,
1150  void *data) {
1151  __kmp_stg_print_int(buffer, name, __kmp_tasking_mode);
1152 } // __kmp_stg_print_tasking
1153 
1154 static void __kmp_stg_parse_task_stealing(char const *name, char const *value,
1155  void *data) {
1156  __kmp_stg_parse_int(name, value, 0, 1,
1157  (int *)&__kmp_task_stealing_constraint);
1158 } // __kmp_stg_parse_task_stealing
1159 
1160 static void __kmp_stg_print_task_stealing(kmp_str_buf_t *buffer,
1161  char const *name, void *data) {
1162  __kmp_stg_print_int(buffer, name, __kmp_task_stealing_constraint);
1163 } // __kmp_stg_print_task_stealing
1164 
1165 static void __kmp_stg_parse_max_active_levels(char const *name,
1166  char const *value, void *data) {
1167  __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1168  &__kmp_dflt_max_active_levels);
1169 } // __kmp_stg_parse_max_active_levels
1170 
1171 static void __kmp_stg_print_max_active_levels(kmp_str_buf_t *buffer,
1172  char const *name, void *data) {
1173  __kmp_stg_print_int(buffer, name, __kmp_dflt_max_active_levels);
1174 } // __kmp_stg_print_max_active_levels
1175 
1176 #if OMP_40_ENABLED
1177 // -----------------------------------------------------------------------------
1178 // OpenMP 4.0: OMP_DEFAULT_DEVICE
1179 static void __kmp_stg_parse_default_device(char const *name, char const *value,
1180  void *data) {
1181  __kmp_stg_parse_int(name, value, 0, KMP_MAX_DEFAULT_DEVICE_LIMIT,
1182  &__kmp_default_device);
1183 } // __kmp_stg_parse_default_device
1184 
1185 static void __kmp_stg_print_default_device(kmp_str_buf_t *buffer,
1186  char const *name, void *data) {
1187  __kmp_stg_print_int(buffer, name, __kmp_default_device);
1188 } // __kmp_stg_print_default_device
1189 #endif
1190 
1191 #if OMP_50_ENABLED
1192 // -----------------------------------------------------------------------------
1193 // OpenMP 5.0: OMP_TARGET_OFFLOAD
1194 static void __kmp_stg_parse_target_offload(char const *name, char const *value,
1195  void *data) {
1196  const char *next = value;
1197  const char *scan = next;
1198 
1199  __kmp_target_offload = tgt_default;
1200  SKIP_WS(next);
1201  if (*next == '\0')
1202  return;
1203  scan = next;
1204  if (__kmp_match_str("MANDATORY", scan, &next)) {
1205  __kmp_target_offload = tgt_mandatory;
1206  } else if (__kmp_match_str("DISABLED", scan, &next)) {
1207  __kmp_target_offload = tgt_disabled;
1208  } else if (__kmp_match_str("DEFAULT", scan, &next)) {
1209  __kmp_target_offload = tgt_default;
1210  } else {
1211  KMP_WARNING(SyntaxErrorUsing, name, "DEFAULT");
1212  }
1213 
1214 } // __kmp_stg_parse_target_offload
1215 
1216 static void __kmp_stg_print_target_offload(kmp_str_buf_t *buffer,
1217  char const *name, void *data) {
1218  const char *value = NULL;
1219  if (__kmp_target_offload == tgt_default)
1220  value = "DEFAULT";
1221  else if (__kmp_target_offload == tgt_mandatory)
1222  value = "MANDATORY";
1223  else if (__kmp_target_offload == tgt_disabled)
1224  value = "DISABLED";
1225  if (value) {
1226  __kmp_str_buf_print(buffer, " %s=%s\n", name, value);
1227  }
1228 } // __kmp_stg_print_target_offload
1229 #endif
1230 
1231 #if OMP_45_ENABLED
1232 // -----------------------------------------------------------------------------
1233 // OpenMP 4.5: OMP_MAX_TASK_PRIORITY
1234 static void __kmp_stg_parse_max_task_priority(char const *name,
1235  char const *value, void *data) {
1236  __kmp_stg_parse_int(name, value, 0, KMP_MAX_TASK_PRIORITY_LIMIT,
1237  &__kmp_max_task_priority);
1238 } // __kmp_stg_parse_max_task_priority
1239 
1240 static void __kmp_stg_print_max_task_priority(kmp_str_buf_t *buffer,
1241  char const *name, void *data) {
1242  __kmp_stg_print_int(buffer, name, __kmp_max_task_priority);
1243 } // __kmp_stg_print_max_task_priority
1244 
1245 // KMP_TASKLOOP_MIN_TASKS
1246 // taskloop threashold to switch from recursive to linear tasks creation
1247 static void __kmp_stg_parse_taskloop_min_tasks(char const *name,
1248  char const *value, void *data) {
1249  int tmp;
1250  __kmp_stg_parse_int(name, value, 0, INT_MAX, &tmp);
1251  __kmp_taskloop_min_tasks = tmp;
1252 } // __kmp_stg_parse_taskloop_min_tasks
1253 
1254 static void __kmp_stg_print_taskloop_min_tasks(kmp_str_buf_t *buffer,
1255  char const *name, void *data) {
1256  __kmp_stg_print_int(buffer, name, __kmp_taskloop_min_tasks);
1257 } // __kmp_stg_print_taskloop_min_tasks
1258 #endif // OMP_45_ENABLED
1259 
1260 // -----------------------------------------------------------------------------
1261 // KMP_DISP_NUM_BUFFERS
1262 static void __kmp_stg_parse_disp_buffers(char const *name, char const *value,
1263  void *data) {
1264  if (TCR_4(__kmp_init_serial)) {
1265  KMP_WARNING(EnvSerialWarn, name);
1266  return;
1267  } // read value before serial initialization only
1268  __kmp_stg_parse_int(name, value, 1, KMP_MAX_NTH, &__kmp_dispatch_num_buffers);
1269 } // __kmp_stg_parse_disp_buffers
1270 
1271 static void __kmp_stg_print_disp_buffers(kmp_str_buf_t *buffer,
1272  char const *name, void *data) {
1273  __kmp_stg_print_int(buffer, name, __kmp_dispatch_num_buffers);
1274 } // __kmp_stg_print_disp_buffers
1275 
1276 #if KMP_NESTED_HOT_TEAMS
1277 // -----------------------------------------------------------------------------
1278 // KMP_HOT_TEAMS_MAX_LEVEL, KMP_HOT_TEAMS_MODE
1279 
1280 static void __kmp_stg_parse_hot_teams_level(char const *name, char const *value,
1281  void *data) {
1282  if (TCR_4(__kmp_init_parallel)) {
1283  KMP_WARNING(EnvParallelWarn, name);
1284  return;
1285  } // read value before first parallel only
1286  __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1287  &__kmp_hot_teams_max_level);
1288 } // __kmp_stg_parse_hot_teams_level
1289 
1290 static void __kmp_stg_print_hot_teams_level(kmp_str_buf_t *buffer,
1291  char const *name, void *data) {
1292  __kmp_stg_print_int(buffer, name, __kmp_hot_teams_max_level);
1293 } // __kmp_stg_print_hot_teams_level
1294 
1295 static void __kmp_stg_parse_hot_teams_mode(char const *name, char const *value,
1296  void *data) {
1297  if (TCR_4(__kmp_init_parallel)) {
1298  KMP_WARNING(EnvParallelWarn, name);
1299  return;
1300  } // read value before first parallel only
1301  __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1302  &__kmp_hot_teams_mode);
1303 } // __kmp_stg_parse_hot_teams_mode
1304 
1305 static void __kmp_stg_print_hot_teams_mode(kmp_str_buf_t *buffer,
1306  char const *name, void *data) {
1307  __kmp_stg_print_int(buffer, name, __kmp_hot_teams_mode);
1308 } // __kmp_stg_print_hot_teams_mode
1309 
1310 #endif // KMP_NESTED_HOT_TEAMS
1311 
1312 // -----------------------------------------------------------------------------
1313 // KMP_HANDLE_SIGNALS
1314 
1315 #if KMP_HANDLE_SIGNALS
1316 
1317 static void __kmp_stg_parse_handle_signals(char const *name, char const *value,
1318  void *data) {
1319  __kmp_stg_parse_bool(name, value, &__kmp_handle_signals);
1320 } // __kmp_stg_parse_handle_signals
1321 
1322 static void __kmp_stg_print_handle_signals(kmp_str_buf_t *buffer,
1323  char const *name, void *data) {
1324  __kmp_stg_print_bool(buffer, name, __kmp_handle_signals);
1325 } // __kmp_stg_print_handle_signals
1326 
1327 #endif // KMP_HANDLE_SIGNALS
1328 
1329 // -----------------------------------------------------------------------------
1330 // KMP_X_DEBUG, KMP_DEBUG, KMP_DEBUG_BUF_*, KMP_DIAG
1331 
1332 #ifdef KMP_DEBUG
1333 
1334 #define KMP_STG_X_DEBUG(x) \
1335  static void __kmp_stg_parse_##x##_debug(char const *name, char const *value, \
1336  void *data) { \
1337  __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_##x##_debug); \
1338  } /* __kmp_stg_parse_x_debug */ \
1339  static void __kmp_stg_print_##x##_debug(kmp_str_buf_t *buffer, \
1340  char const *name, void *data) { \
1341  __kmp_stg_print_int(buffer, name, kmp_##x##_debug); \
1342  } /* __kmp_stg_print_x_debug */
1343 
1344 KMP_STG_X_DEBUG(a)
1345 KMP_STG_X_DEBUG(b)
1346 KMP_STG_X_DEBUG(c)
1347 KMP_STG_X_DEBUG(d)
1348 KMP_STG_X_DEBUG(e)
1349 KMP_STG_X_DEBUG(f)
1350 
1351 #undef KMP_STG_X_DEBUG
1352 
1353 static void __kmp_stg_parse_debug(char const *name, char const *value,
1354  void *data) {
1355  int debug = 0;
1356  __kmp_stg_parse_int(name, value, 0, INT_MAX, &debug);
1357  if (kmp_a_debug < debug) {
1358  kmp_a_debug = debug;
1359  }
1360  if (kmp_b_debug < debug) {
1361  kmp_b_debug = debug;
1362  }
1363  if (kmp_c_debug < debug) {
1364  kmp_c_debug = debug;
1365  }
1366  if (kmp_d_debug < debug) {
1367  kmp_d_debug = debug;
1368  }
1369  if (kmp_e_debug < debug) {
1370  kmp_e_debug = debug;
1371  }
1372  if (kmp_f_debug < debug) {
1373  kmp_f_debug = debug;
1374  }
1375 } // __kmp_stg_parse_debug
1376 
1377 static void __kmp_stg_parse_debug_buf(char const *name, char const *value,
1378  void *data) {
1379  __kmp_stg_parse_bool(name, value, &__kmp_debug_buf);
1380  // !!! TODO: Move buffer initialization of of this file! It may works
1381  // incorrectly if KMP_DEBUG_BUF is parsed before KMP_DEBUG_BUF_LINES or
1382  // KMP_DEBUG_BUF_CHARS.
1383  if (__kmp_debug_buf) {
1384  int i;
1385  int elements = __kmp_debug_buf_lines * __kmp_debug_buf_chars;
1386 
1387  /* allocate and initialize all entries in debug buffer to empty */
1388  __kmp_debug_buffer = (char *)__kmp_page_allocate(elements * sizeof(char));
1389  for (i = 0; i < elements; i += __kmp_debug_buf_chars)
1390  __kmp_debug_buffer[i] = '\0';
1391 
1392  __kmp_debug_count = 0;
1393  }
1394  K_DIAG(1, ("__kmp_debug_buf = %d\n", __kmp_debug_buf));
1395 } // __kmp_stg_parse_debug_buf
1396 
1397 static void __kmp_stg_print_debug_buf(kmp_str_buf_t *buffer, char const *name,
1398  void *data) {
1399  __kmp_stg_print_bool(buffer, name, __kmp_debug_buf);
1400 } // __kmp_stg_print_debug_buf
1401 
1402 static void __kmp_stg_parse_debug_buf_atomic(char const *name,
1403  char const *value, void *data) {
1404  __kmp_stg_parse_bool(name, value, &__kmp_debug_buf_atomic);
1405 } // __kmp_stg_parse_debug_buf_atomic
1406 
1407 static void __kmp_stg_print_debug_buf_atomic(kmp_str_buf_t *buffer,
1408  char const *name, void *data) {
1409  __kmp_stg_print_bool(buffer, name, __kmp_debug_buf_atomic);
1410 } // __kmp_stg_print_debug_buf_atomic
1411 
1412 static void __kmp_stg_parse_debug_buf_chars(char const *name, char const *value,
1413  void *data) {
1414  __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_CHARS_MIN, INT_MAX,
1415  &__kmp_debug_buf_chars);
1416 } // __kmp_stg_debug_parse_buf_chars
1417 
1418 static void __kmp_stg_print_debug_buf_chars(kmp_str_buf_t *buffer,
1419  char const *name, void *data) {
1420  __kmp_stg_print_int(buffer, name, __kmp_debug_buf_chars);
1421 } // __kmp_stg_print_debug_buf_chars
1422 
1423 static void __kmp_stg_parse_debug_buf_lines(char const *name, char const *value,
1424  void *data) {
1425  __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_LINES_MIN, INT_MAX,
1426  &__kmp_debug_buf_lines);
1427 } // __kmp_stg_parse_debug_buf_lines
1428 
1429 static void __kmp_stg_print_debug_buf_lines(kmp_str_buf_t *buffer,
1430  char const *name, void *data) {
1431  __kmp_stg_print_int(buffer, name, __kmp_debug_buf_lines);
1432 } // __kmp_stg_print_debug_buf_lines
1433 
1434 static void __kmp_stg_parse_diag(char const *name, char const *value,
1435  void *data) {
1436  __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_diag);
1437 } // __kmp_stg_parse_diag
1438 
1439 static void __kmp_stg_print_diag(kmp_str_buf_t *buffer, char const *name,
1440  void *data) {
1441  __kmp_stg_print_int(buffer, name, kmp_diag);
1442 } // __kmp_stg_print_diag
1443 
1444 #endif // KMP_DEBUG
1445 
1446 // -----------------------------------------------------------------------------
1447 // KMP_ALIGN_ALLOC
1448 
1449 static void __kmp_stg_parse_align_alloc(char const *name, char const *value,
1450  void *data) {
1451  __kmp_stg_parse_size(name, value, CACHE_LINE, INT_MAX, NULL,
1452  &__kmp_align_alloc, 1);
1453 } // __kmp_stg_parse_align_alloc
1454 
1455 static void __kmp_stg_print_align_alloc(kmp_str_buf_t *buffer, char const *name,
1456  void *data) {
1457  __kmp_stg_print_size(buffer, name, __kmp_align_alloc);
1458 } // __kmp_stg_print_align_alloc
1459 
1460 // -----------------------------------------------------------------------------
1461 // KMP_PLAIN_BARRIER, KMP_FORKJOIN_BARRIER, KMP_REDUCTION_BARRIER
1462 
1463 // TODO: Remove __kmp_barrier_branch_bit_env_name varibale, remove loops from
1464 // parse and print functions, pass required info through data argument.
1465 
1466 static void __kmp_stg_parse_barrier_branch_bit(char const *name,
1467  char const *value, void *data) {
1468  const char *var;
1469 
1470  /* ---------- Barrier branch bit control ------------ */
1471  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1472  var = __kmp_barrier_branch_bit_env_name[i];
1473  if ((strcmp(var, name) == 0) && (value != 0)) {
1474  char *comma;
1475 
1476  comma = CCAST(char *, strchr(value, ','));
1477  __kmp_barrier_gather_branch_bits[i] =
1478  (kmp_uint32)__kmp_str_to_int(value, ',');
1479  /* is there a specified release parameter? */
1480  if (comma == NULL) {
1481  __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt;
1482  } else {
1483  __kmp_barrier_release_branch_bits[i] =
1484  (kmp_uint32)__kmp_str_to_int(comma + 1, 0);
1485 
1486  if (__kmp_barrier_release_branch_bits[i] > KMP_MAX_BRANCH_BITS) {
1487  __kmp_msg(kmp_ms_warning,
1488  KMP_MSG(BarrReleaseValueInvalid, name, comma + 1),
1489  __kmp_msg_null);
1490  __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt;
1491  }
1492  }
1493  if (__kmp_barrier_gather_branch_bits[i] > KMP_MAX_BRANCH_BITS) {
1494  KMP_WARNING(BarrGatherValueInvalid, name, value);
1495  KMP_INFORM(Using_uint_Value, name, __kmp_barrier_gather_bb_dflt);
1496  __kmp_barrier_gather_branch_bits[i] = __kmp_barrier_gather_bb_dflt;
1497  }
1498  }
1499  K_DIAG(1, ("%s == %d,%d\n", __kmp_barrier_branch_bit_env_name[i],
1500  __kmp_barrier_gather_branch_bits[i],
1501  __kmp_barrier_release_branch_bits[i]))
1502  }
1503 } // __kmp_stg_parse_barrier_branch_bit
1504 
1505 static void __kmp_stg_print_barrier_branch_bit(kmp_str_buf_t *buffer,
1506  char const *name, void *data) {
1507  const char *var;
1508  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1509  var = __kmp_barrier_branch_bit_env_name[i];
1510  if (strcmp(var, name) == 0) {
1511  if (__kmp_env_format) {
1512  KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_branch_bit_env_name[i]);
1513  } else {
1514  __kmp_str_buf_print(buffer, " %s='",
1515  __kmp_barrier_branch_bit_env_name[i]);
1516  }
1517  __kmp_str_buf_print(buffer, "%d,%d'\n",
1518  __kmp_barrier_gather_branch_bits[i],
1519  __kmp_barrier_release_branch_bits[i]);
1520  }
1521  }
1522 } // __kmp_stg_print_barrier_branch_bit
1523 
1524 // ----------------------------------------------------------------------------
1525 // KMP_PLAIN_BARRIER_PATTERN, KMP_FORKJOIN_BARRIER_PATTERN,
1526 // KMP_REDUCTION_BARRIER_PATTERN
1527 
1528 // TODO: Remove __kmp_barrier_pattern_name variable, remove loops from parse and
1529 // print functions, pass required data to functions through data argument.
1530 
1531 static void __kmp_stg_parse_barrier_pattern(char const *name, char const *value,
1532  void *data) {
1533  const char *var;
1534  /* ---------- Barrier method control ------------ */
1535 
1536  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1537  var = __kmp_barrier_pattern_env_name[i];
1538 
1539  if ((strcmp(var, name) == 0) && (value != 0)) {
1540  int j;
1541  char *comma = CCAST(char *, strchr(value, ','));
1542 
1543  /* handle first parameter: gather pattern */
1544  for (j = bp_linear_bar; j < bp_last_bar; j++) {
1545  if (__kmp_match_with_sentinel(__kmp_barrier_pattern_name[j], value, 1,
1546  ',')) {
1547  __kmp_barrier_gather_pattern[i] = (kmp_bar_pat_e)j;
1548  break;
1549  }
1550  }
1551  if (j == bp_last_bar) {
1552  KMP_WARNING(BarrGatherValueInvalid, name, value);
1553  KMP_INFORM(Using_str_Value, name,
1554  __kmp_barrier_pattern_name[bp_linear_bar]);
1555  }
1556 
1557  /* handle second parameter: release pattern */
1558  if (comma != NULL) {
1559  for (j = bp_linear_bar; j < bp_last_bar; j++) {
1560  if (__kmp_str_match(__kmp_barrier_pattern_name[j], 1, comma + 1)) {
1561  __kmp_barrier_release_pattern[i] = (kmp_bar_pat_e)j;
1562  break;
1563  }
1564  }
1565  if (j == bp_last_bar) {
1566  __kmp_msg(kmp_ms_warning,
1567  KMP_MSG(BarrReleaseValueInvalid, name, comma + 1),
1568  __kmp_msg_null);
1569  KMP_INFORM(Using_str_Value, name,
1570  __kmp_barrier_pattern_name[bp_linear_bar]);
1571  }
1572  }
1573  }
1574  }
1575 } // __kmp_stg_parse_barrier_pattern
1576 
1577 static void __kmp_stg_print_barrier_pattern(kmp_str_buf_t *buffer,
1578  char const *name, void *data) {
1579  const char *var;
1580  for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1581  var = __kmp_barrier_pattern_env_name[i];
1582  if (strcmp(var, name) == 0) {
1583  int j = __kmp_barrier_gather_pattern[i];
1584  int k = __kmp_barrier_release_pattern[i];
1585  if (__kmp_env_format) {
1586  KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_pattern_env_name[i]);
1587  } else {
1588  __kmp_str_buf_print(buffer, " %s='",
1589  __kmp_barrier_pattern_env_name[i]);
1590  }
1591  __kmp_str_buf_print(buffer, "%s,%s'\n", __kmp_barrier_pattern_name[j],
1592  __kmp_barrier_pattern_name[k]);
1593  }
1594  }
1595 } // __kmp_stg_print_barrier_pattern
1596 
1597 // -----------------------------------------------------------------------------
1598 // KMP_ABORT_DELAY
1599 
1600 static void __kmp_stg_parse_abort_delay(char const *name, char const *value,
1601  void *data) {
1602  // Units of KMP_DELAY_ABORT are seconds, units of __kmp_abort_delay is
1603  // milliseconds.
1604  int delay = __kmp_abort_delay / 1000;
1605  __kmp_stg_parse_int(name, value, 0, INT_MAX / 1000, &delay);
1606  __kmp_abort_delay = delay * 1000;
1607 } // __kmp_stg_parse_abort_delay
1608 
1609 static void __kmp_stg_print_abort_delay(kmp_str_buf_t *buffer, char const *name,
1610  void *data) {
1611  __kmp_stg_print_int(buffer, name, __kmp_abort_delay);
1612 } // __kmp_stg_print_abort_delay
1613 
1614 // -----------------------------------------------------------------------------
1615 // KMP_CPUINFO_FILE
1616 
1617 static void __kmp_stg_parse_cpuinfo_file(char const *name, char const *value,
1618  void *data) {
1619 #if KMP_AFFINITY_SUPPORTED
1620  __kmp_stg_parse_str(name, value, &__kmp_cpuinfo_file);
1621  K_DIAG(1, ("__kmp_cpuinfo_file == %s\n", __kmp_cpuinfo_file));
1622 #endif
1623 } //__kmp_stg_parse_cpuinfo_file
1624 
1625 static void __kmp_stg_print_cpuinfo_file(kmp_str_buf_t *buffer,
1626  char const *name, void *data) {
1627 #if KMP_AFFINITY_SUPPORTED
1628  if (__kmp_env_format) {
1629  KMP_STR_BUF_PRINT_NAME;
1630  } else {
1631  __kmp_str_buf_print(buffer, " %s", name);
1632  }
1633  if (__kmp_cpuinfo_file) {
1634  __kmp_str_buf_print(buffer, "='%s'\n", __kmp_cpuinfo_file);
1635  } else {
1636  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1637  }
1638 #endif
1639 } //__kmp_stg_print_cpuinfo_file
1640 
1641 // -----------------------------------------------------------------------------
1642 // KMP_FORCE_REDUCTION, KMP_DETERMINISTIC_REDUCTION
1643 
1644 static void __kmp_stg_parse_force_reduction(char const *name, char const *value,
1645  void *data) {
1646  kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data;
1647  int rc;
1648 
1649  rc = __kmp_stg_check_rivals(name, value, reduction->rivals);
1650  if (rc) {
1651  return;
1652  }
1653  if (reduction->force) {
1654  if (value != 0) {
1655  if (__kmp_str_match("critical", 0, value))
1656  __kmp_force_reduction_method = critical_reduce_block;
1657  else if (__kmp_str_match("atomic", 0, value))
1658  __kmp_force_reduction_method = atomic_reduce_block;
1659  else if (__kmp_str_match("tree", 0, value))
1660  __kmp_force_reduction_method = tree_reduce_block;
1661  else {
1662  KMP_FATAL(UnknownForceReduction, name, value);
1663  }
1664  }
1665  } else {
1666  __kmp_stg_parse_bool(name, value, &__kmp_determ_red);
1667  if (__kmp_determ_red) {
1668  __kmp_force_reduction_method = tree_reduce_block;
1669  } else {
1670  __kmp_force_reduction_method = reduction_method_not_defined;
1671  }
1672  }
1673  K_DIAG(1, ("__kmp_force_reduction_method == %d\n",
1674  __kmp_force_reduction_method));
1675 } // __kmp_stg_parse_force_reduction
1676 
1677 static void __kmp_stg_print_force_reduction(kmp_str_buf_t *buffer,
1678  char const *name, void *data) {
1679 
1680  kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data;
1681  if (reduction->force) {
1682  if (__kmp_force_reduction_method == critical_reduce_block) {
1683  __kmp_stg_print_str(buffer, name, "critical");
1684  } else if (__kmp_force_reduction_method == atomic_reduce_block) {
1685  __kmp_stg_print_str(buffer, name, "atomic");
1686  } else if (__kmp_force_reduction_method == tree_reduce_block) {
1687  __kmp_stg_print_str(buffer, name, "tree");
1688  } else {
1689  if (__kmp_env_format) {
1690  KMP_STR_BUF_PRINT_NAME;
1691  } else {
1692  __kmp_str_buf_print(buffer, " %s", name);
1693  }
1694  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1695  }
1696  } else {
1697  __kmp_stg_print_bool(buffer, name, __kmp_determ_red);
1698  }
1699 
1700 } // __kmp_stg_print_force_reduction
1701 
1702 // -----------------------------------------------------------------------------
1703 // KMP_STORAGE_MAP
1704 
1705 static void __kmp_stg_parse_storage_map(char const *name, char const *value,
1706  void *data) {
1707  if (__kmp_str_match("verbose", 1, value)) {
1708  __kmp_storage_map = TRUE;
1709  __kmp_storage_map_verbose = TRUE;
1710  __kmp_storage_map_verbose_specified = TRUE;
1711 
1712  } else {
1713  __kmp_storage_map_verbose = FALSE;
1714  __kmp_stg_parse_bool(name, value, &__kmp_storage_map); // !!!
1715  }
1716 } // __kmp_stg_parse_storage_map
1717 
1718 static void __kmp_stg_print_storage_map(kmp_str_buf_t *buffer, char const *name,
1719  void *data) {
1720  if (__kmp_storage_map_verbose || __kmp_storage_map_verbose_specified) {
1721  __kmp_stg_print_str(buffer, name, "verbose");
1722  } else {
1723  __kmp_stg_print_bool(buffer, name, __kmp_storage_map);
1724  }
1725 } // __kmp_stg_print_storage_map
1726 
1727 // -----------------------------------------------------------------------------
1728 // KMP_ALL_THREADPRIVATE
1729 
1730 static void __kmp_stg_parse_all_threadprivate(char const *name,
1731  char const *value, void *data) {
1732  __kmp_stg_parse_int(name, value,
1733  __kmp_allThreadsSpecified ? __kmp_max_nth : 1,
1734  __kmp_max_nth, &__kmp_tp_capacity);
1735 } // __kmp_stg_parse_all_threadprivate
1736 
1737 static void __kmp_stg_print_all_threadprivate(kmp_str_buf_t *buffer,
1738  char const *name, void *data) {
1739  __kmp_stg_print_int(buffer, name, __kmp_tp_capacity);
1740 }
1741 
1742 // -----------------------------------------------------------------------------
1743 // KMP_FOREIGN_THREADS_THREADPRIVATE
1744 
1745 static void __kmp_stg_parse_foreign_threads_threadprivate(char const *name,
1746  char const *value,
1747  void *data) {
1748  __kmp_stg_parse_bool(name, value, &__kmp_foreign_tp);
1749 } // __kmp_stg_parse_foreign_threads_threadprivate
1750 
1751 static void __kmp_stg_print_foreign_threads_threadprivate(kmp_str_buf_t *buffer,
1752  char const *name,
1753  void *data) {
1754  __kmp_stg_print_bool(buffer, name, __kmp_foreign_tp);
1755 } // __kmp_stg_print_foreign_threads_threadprivate
1756 
1757 // -----------------------------------------------------------------------------
1758 // KMP_AFFINITY, GOMP_CPU_AFFINITY, KMP_TOPOLOGY_METHOD
1759 
1760 #if KMP_AFFINITY_SUPPORTED
1761 // Parse the proc id list. Return TRUE if successful, FALSE otherwise.
1762 static int __kmp_parse_affinity_proc_id_list(const char *var, const char *env,
1763  const char **nextEnv,
1764  char **proclist) {
1765  const char *scan = env;
1766  const char *next = scan;
1767  int empty = TRUE;
1768 
1769  *proclist = NULL;
1770 
1771  for (;;) {
1772  int start, end, stride;
1773 
1774  SKIP_WS(scan);
1775  next = scan;
1776  if (*next == '\0') {
1777  break;
1778  }
1779 
1780  if (*next == '{') {
1781  int num;
1782  next++; // skip '{'
1783  SKIP_WS(next);
1784  scan = next;
1785 
1786  // Read the first integer in the set.
1787  if ((*next < '0') || (*next > '9')) {
1788  KMP_WARNING(AffSyntaxError, var);
1789  return FALSE;
1790  }
1791  SKIP_DIGITS(next);
1792  num = __kmp_str_to_int(scan, *next);
1793  KMP_ASSERT(num >= 0);
1794 
1795  for (;;) {
1796  // Check for end of set.
1797  SKIP_WS(next);
1798  if (*next == '}') {
1799  next++; // skip '}'
1800  break;
1801  }
1802 
1803  // Skip optional comma.
1804  if (*next == ',') {
1805  next++;
1806  }
1807  SKIP_WS(next);
1808 
1809  // Read the next integer in the set.
1810  scan = next;
1811  if ((*next < '0') || (*next > '9')) {
1812  KMP_WARNING(AffSyntaxError, var);
1813  return FALSE;
1814  }
1815 
1816  SKIP_DIGITS(next);
1817  num = __kmp_str_to_int(scan, *next);
1818  KMP_ASSERT(num >= 0);
1819  }
1820  empty = FALSE;
1821 
1822  SKIP_WS(next);
1823  if (*next == ',') {
1824  next++;
1825  }
1826  scan = next;
1827  continue;
1828  }
1829 
1830  // Next character is not an integer => end of list
1831  if ((*next < '0') || (*next > '9')) {
1832  if (empty) {
1833  KMP_WARNING(AffSyntaxError, var);
1834  return FALSE;
1835  }
1836  break;
1837  }
1838 
1839  // Read the first integer.
1840  SKIP_DIGITS(next);
1841  start = __kmp_str_to_int(scan, *next);
1842  KMP_ASSERT(start >= 0);
1843  SKIP_WS(next);
1844 
1845  // If this isn't a range, then go on.
1846  if (*next != '-') {
1847  empty = FALSE;
1848 
1849  // Skip optional comma.
1850  if (*next == ',') {
1851  next++;
1852  }
1853  scan = next;
1854  continue;
1855  }
1856 
1857  // This is a range. Skip over the '-' and read in the 2nd int.
1858  next++; // skip '-'
1859  SKIP_WS(next);
1860  scan = next;
1861  if ((*next < '0') || (*next > '9')) {
1862  KMP_WARNING(AffSyntaxError, var);
1863  return FALSE;
1864  }
1865  SKIP_DIGITS(next);
1866  end = __kmp_str_to_int(scan, *next);
1867  KMP_ASSERT(end >= 0);
1868 
1869  // Check for a stride parameter
1870  stride = 1;
1871  SKIP_WS(next);
1872  if (*next == ':') {
1873  // A stride is specified. Skip over the ':" and read the 3rd int.
1874  int sign = +1;
1875  next++; // skip ':'
1876  SKIP_WS(next);
1877  scan = next;
1878  if (*next == '-') {
1879  sign = -1;
1880  next++;
1881  SKIP_WS(next);
1882  scan = next;
1883  }
1884  if ((*next < '0') || (*next > '9')) {
1885  KMP_WARNING(AffSyntaxError, var);
1886  return FALSE;
1887  }
1888  SKIP_DIGITS(next);
1889  stride = __kmp_str_to_int(scan, *next);
1890  KMP_ASSERT(stride >= 0);
1891  stride *= sign;
1892  }
1893 
1894  // Do some range checks.
1895  if (stride == 0) {
1896  KMP_WARNING(AffZeroStride, var);
1897  return FALSE;
1898  }
1899  if (stride > 0) {
1900  if (start > end) {
1901  KMP_WARNING(AffStartGreaterEnd, var, start, end);
1902  return FALSE;
1903  }
1904  } else {
1905  if (start < end) {
1906  KMP_WARNING(AffStrideLessZero, var, start, end);
1907  return FALSE;
1908  }
1909  }
1910  if ((end - start) / stride > 65536) {
1911  KMP_WARNING(AffRangeTooBig, var, end, start, stride);
1912  return FALSE;
1913  }
1914 
1915  empty = FALSE;
1916 
1917  // Skip optional comma.
1918  SKIP_WS(next);
1919  if (*next == ',') {
1920  next++;
1921  }
1922  scan = next;
1923  }
1924 
1925  *nextEnv = next;
1926 
1927  {
1928  int len = next - env;
1929  char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
1930  KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
1931  retlist[len] = '\0';
1932  *proclist = retlist;
1933  }
1934  return TRUE;
1935 }
1936 
1937 // If KMP_AFFINITY is specified without a type, then
1938 // __kmp_affinity_notype should point to its setting.
1939 static kmp_setting_t *__kmp_affinity_notype = NULL;
1940 
1941 static void __kmp_parse_affinity_env(char const *name, char const *value,
1942  enum affinity_type *out_type,
1943  char **out_proclist, int *out_verbose,
1944  int *out_warn, int *out_respect,
1945  enum affinity_gran *out_gran,
1946  int *out_gran_levels, int *out_dups,
1947  int *out_compact, int *out_offset) {
1948  char *buffer = NULL; // Copy of env var value.
1949  char *buf = NULL; // Buffer for strtok_r() function.
1950  char *next = NULL; // end of token / start of next.
1951  const char *start; // start of current token (for err msgs)
1952  int count = 0; // Counter of parsed integer numbers.
1953  int number[2]; // Parsed numbers.
1954 
1955  // Guards.
1956  int type = 0;
1957  int proclist = 0;
1958  int verbose = 0;
1959  int warnings = 0;
1960  int respect = 0;
1961  int gran = 0;
1962  int dups = 0;
1963 
1964  KMP_ASSERT(value != NULL);
1965 
1966  if (TCR_4(__kmp_init_middle)) {
1967  KMP_WARNING(EnvMiddleWarn, name);
1968  __kmp_env_toPrint(name, 0);
1969  return;
1970  }
1971  __kmp_env_toPrint(name, 1);
1972 
1973  buffer =
1974  __kmp_str_format("%s", value); // Copy env var to keep original intact.
1975  buf = buffer;
1976  SKIP_WS(buf);
1977 
1978 // Helper macros.
1979 
1980 // If we see a parse error, emit a warning and scan to the next ",".
1981 //
1982 // FIXME - there's got to be a better way to print an error
1983 // message, hopefully without overwritting peices of buf.
1984 #define EMIT_WARN(skip, errlist) \
1985  { \
1986  char ch; \
1987  if (skip) { \
1988  SKIP_TO(next, ','); \
1989  } \
1990  ch = *next; \
1991  *next = '\0'; \
1992  KMP_WARNING errlist; \
1993  *next = ch; \
1994  if (skip) { \
1995  if (ch == ',') \
1996  next++; \
1997  } \
1998  buf = next; \
1999  }
2000 
2001 #define _set_param(_guard, _var, _val) \
2002  { \
2003  if (_guard == 0) { \
2004  _var = _val; \
2005  } else { \
2006  EMIT_WARN(FALSE, (AffParamDefined, name, start)); \
2007  } \
2008  ++_guard; \
2009  }
2010 
2011 #define set_type(val) _set_param(type, *out_type, val)
2012 #define set_verbose(val) _set_param(verbose, *out_verbose, val)
2013 #define set_warnings(val) _set_param(warnings, *out_warn, val)
2014 #define set_respect(val) _set_param(respect, *out_respect, val)
2015 #define set_dups(val) _set_param(dups, *out_dups, val)
2016 #define set_proclist(val) _set_param(proclist, *out_proclist, val)
2017 
2018 #define set_gran(val, levels) \
2019  { \
2020  if (gran == 0) { \
2021  *out_gran = val; \
2022  *out_gran_levels = levels; \
2023  } else { \
2024  EMIT_WARN(FALSE, (AffParamDefined, name, start)); \
2025  } \
2026  ++gran; \
2027  }
2028 
2029 #if OMP_40_ENABLED
2030  KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
2031  (__kmp_nested_proc_bind.used > 0));
2032 #endif
2033 
2034  while (*buf != '\0') {
2035  start = next = buf;
2036 
2037  if (__kmp_match_str("none", buf, CCAST(const char **, &next))) {
2038  set_type(affinity_none);
2039 #if OMP_40_ENABLED
2040  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2041 #endif
2042  buf = next;
2043  } else if (__kmp_match_str("scatter", buf, CCAST(const char **, &next))) {
2044  set_type(affinity_scatter);
2045 #if OMP_40_ENABLED
2046  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2047 #endif
2048  buf = next;
2049  } else if (__kmp_match_str("compact", buf, CCAST(const char **, &next))) {
2050  set_type(affinity_compact);
2051 #if OMP_40_ENABLED
2052  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2053 #endif
2054  buf = next;
2055  } else if (__kmp_match_str("logical", buf, CCAST(const char **, &next))) {
2056  set_type(affinity_logical);
2057 #if OMP_40_ENABLED
2058  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2059 #endif
2060  buf = next;
2061  } else if (__kmp_match_str("physical", buf, CCAST(const char **, &next))) {
2062  set_type(affinity_physical);
2063 #if OMP_40_ENABLED
2064  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2065 #endif
2066  buf = next;
2067  } else if (__kmp_match_str("explicit", buf, CCAST(const char **, &next))) {
2068  set_type(affinity_explicit);
2069 #if OMP_40_ENABLED
2070  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2071 #endif
2072  buf = next;
2073  } else if (__kmp_match_str("balanced", buf, CCAST(const char **, &next))) {
2074  set_type(affinity_balanced);
2075 #if OMP_40_ENABLED
2076  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2077 #endif
2078  buf = next;
2079  } else if (__kmp_match_str("disabled", buf, CCAST(const char **, &next))) {
2080  set_type(affinity_disabled);
2081 #if OMP_40_ENABLED
2082  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2083 #endif
2084  buf = next;
2085  } else if (__kmp_match_str("verbose", buf, CCAST(const char **, &next))) {
2086  set_verbose(TRUE);
2087  buf = next;
2088  } else if (__kmp_match_str("noverbose", buf, CCAST(const char **, &next))) {
2089  set_verbose(FALSE);
2090  buf = next;
2091  } else if (__kmp_match_str("warnings", buf, CCAST(const char **, &next))) {
2092  set_warnings(TRUE);
2093  buf = next;
2094  } else if (__kmp_match_str("nowarnings", buf,
2095  CCAST(const char **, &next))) {
2096  set_warnings(FALSE);
2097  buf = next;
2098  } else if (__kmp_match_str("respect", buf, CCAST(const char **, &next))) {
2099  set_respect(TRUE);
2100  buf = next;
2101  } else if (__kmp_match_str("norespect", buf, CCAST(const char **, &next))) {
2102  set_respect(FALSE);
2103  buf = next;
2104  } else if (__kmp_match_str("duplicates", buf,
2105  CCAST(const char **, &next)) ||
2106  __kmp_match_str("dups", buf, CCAST(const char **, &next))) {
2107  set_dups(TRUE);
2108  buf = next;
2109  } else if (__kmp_match_str("noduplicates", buf,
2110  CCAST(const char **, &next)) ||
2111  __kmp_match_str("nodups", buf, CCAST(const char **, &next))) {
2112  set_dups(FALSE);
2113  buf = next;
2114  } else if (__kmp_match_str("granularity", buf,
2115  CCAST(const char **, &next)) ||
2116  __kmp_match_str("gran", buf, CCAST(const char **, &next))) {
2117  SKIP_WS(next);
2118  if (*next != '=') {
2119  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2120  continue;
2121  }
2122  next++; // skip '='
2123  SKIP_WS(next);
2124 
2125  buf = next;
2126  if (__kmp_match_str("fine", buf, CCAST(const char **, &next))) {
2127  set_gran(affinity_gran_fine, -1);
2128  buf = next;
2129  } else if (__kmp_match_str("thread", buf, CCAST(const char **, &next))) {
2130  set_gran(affinity_gran_thread, -1);
2131  buf = next;
2132  } else if (__kmp_match_str("core", buf, CCAST(const char **, &next))) {
2133  set_gran(affinity_gran_core, -1);
2134  buf = next;
2135 #if KMP_USE_HWLOC
2136  } else if (__kmp_match_str("tile", buf, CCAST(const char **, &next))) {
2137  set_gran(affinity_gran_tile, -1);
2138  buf = next;
2139 #endif
2140  } else if (__kmp_match_str("package", buf, CCAST(const char **, &next))) {
2141  set_gran(affinity_gran_package, -1);
2142  buf = next;
2143  } else if (__kmp_match_str("node", buf, CCAST(const char **, &next))) {
2144  set_gran(affinity_gran_node, -1);
2145  buf = next;
2146 #if KMP_GROUP_AFFINITY
2147  } else if (__kmp_match_str("group", buf, CCAST(const char **, &next))) {
2148  set_gran(affinity_gran_group, -1);
2149  buf = next;
2150 #endif /* KMP_GROUP AFFINITY */
2151  } else if ((*buf >= '0') && (*buf <= '9')) {
2152  int n;
2153  next = buf;
2154  SKIP_DIGITS(next);
2155  n = __kmp_str_to_int(buf, *next);
2156  KMP_ASSERT(n >= 0);
2157  buf = next;
2158  set_gran(affinity_gran_default, n);
2159  } else {
2160  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2161  continue;
2162  }
2163  } else if (__kmp_match_str("proclist", buf, CCAST(const char **, &next))) {
2164  char *temp_proclist;
2165 
2166  SKIP_WS(next);
2167  if (*next != '=') {
2168  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2169  continue;
2170  }
2171  next++; // skip '='
2172  SKIP_WS(next);
2173  if (*next != '[') {
2174  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2175  continue;
2176  }
2177  next++; // skip '['
2178  buf = next;
2179  if (!__kmp_parse_affinity_proc_id_list(
2180  name, buf, CCAST(const char **, &next), &temp_proclist)) {
2181  // warning already emitted.
2182  SKIP_TO(next, ']');
2183  if (*next == ']')
2184  next++;
2185  SKIP_TO(next, ',');
2186  if (*next == ',')
2187  next++;
2188  buf = next;
2189  continue;
2190  }
2191  if (*next != ']') {
2192  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2193  continue;
2194  }
2195  next++; // skip ']'
2196  set_proclist(temp_proclist);
2197  } else if ((*buf >= '0') && (*buf <= '9')) {
2198  // Parse integer numbers -- permute and offset.
2199  int n;
2200  next = buf;
2201  SKIP_DIGITS(next);
2202  n = __kmp_str_to_int(buf, *next);
2203  KMP_ASSERT(n >= 0);
2204  buf = next;
2205  if (count < 2) {
2206  number[count] = n;
2207  } else {
2208  KMP_WARNING(AffManyParams, name, start);
2209  }
2210  ++count;
2211  } else {
2212  EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2213  continue;
2214  }
2215 
2216  SKIP_WS(next);
2217  if (*next == ',') {
2218  next++;
2219  SKIP_WS(next);
2220  } else if (*next != '\0') {
2221  const char *temp = next;
2222  EMIT_WARN(TRUE, (ParseExtraCharsWarn, name, temp));
2223  continue;
2224  }
2225  buf = next;
2226  } // while
2227 
2228 #undef EMIT_WARN
2229 #undef _set_param
2230 #undef set_type
2231 #undef set_verbose
2232 #undef set_warnings
2233 #undef set_respect
2234 #undef set_granularity
2235 
2236  __kmp_str_free(&buffer);
2237 
2238  if (proclist) {
2239  if (!type) {
2240  KMP_WARNING(AffProcListNoType, name);
2241  *out_type = affinity_explicit;
2242 #if OMP_40_ENABLED
2243  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2244 #endif
2245  } else if (*out_type != affinity_explicit) {
2246  KMP_WARNING(AffProcListNotExplicit, name);
2247  KMP_ASSERT(*out_proclist != NULL);
2248  KMP_INTERNAL_FREE(*out_proclist);
2249  *out_proclist = NULL;
2250  }
2251  }
2252  switch (*out_type) {
2253  case affinity_logical:
2254  case affinity_physical: {
2255  if (count > 0) {
2256  *out_offset = number[0];
2257  }
2258  if (count > 1) {
2259  KMP_WARNING(AffManyParamsForLogic, name, number[1]);
2260  }
2261  } break;
2262  case affinity_balanced: {
2263  if (count > 0) {
2264  *out_compact = number[0];
2265  }
2266  if (count > 1) {
2267  *out_offset = number[1];
2268  }
2269 
2270  if (__kmp_affinity_gran == affinity_gran_default) {
2271 #if KMP_MIC_SUPPORTED
2272  if (__kmp_mic_type != non_mic) {
2273  if (__kmp_affinity_verbose || __kmp_affinity_warnings) {
2274  KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "fine");
2275  }
2276  __kmp_affinity_gran = affinity_gran_fine;
2277  } else
2278 #endif
2279  {
2280  if (__kmp_affinity_verbose || __kmp_affinity_warnings) {
2281  KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "core");
2282  }
2283  __kmp_affinity_gran = affinity_gran_core;
2284  }
2285  }
2286  } break;
2287  case affinity_scatter:
2288  case affinity_compact: {
2289  if (count > 0) {
2290  *out_compact = number[0];
2291  }
2292  if (count > 1) {
2293  *out_offset = number[1];
2294  }
2295  } break;
2296  case affinity_explicit: {
2297  if (*out_proclist == NULL) {
2298  KMP_WARNING(AffNoProcList, name);
2299  __kmp_affinity_type = affinity_none;
2300  }
2301  if (count > 0) {
2302  KMP_WARNING(AffNoParam, name, "explicit");
2303  }
2304  } break;
2305  case affinity_none: {
2306  if (count > 0) {
2307  KMP_WARNING(AffNoParam, name, "none");
2308  }
2309  } break;
2310  case affinity_disabled: {
2311  if (count > 0) {
2312  KMP_WARNING(AffNoParam, name, "disabled");
2313  }
2314  } break;
2315  case affinity_default: {
2316  if (count > 0) {
2317  KMP_WARNING(AffNoParam, name, "default");
2318  }
2319  } break;
2320  default: { KMP_ASSERT(0); }
2321  }
2322 } // __kmp_parse_affinity_env
2323 
2324 static void __kmp_stg_parse_affinity(char const *name, char const *value,
2325  void *data) {
2326  kmp_setting_t **rivals = (kmp_setting_t **)data;
2327  int rc;
2328 
2329  rc = __kmp_stg_check_rivals(name, value, rivals);
2330  if (rc) {
2331  return;
2332  }
2333 
2334  __kmp_parse_affinity_env(name, value, &__kmp_affinity_type,
2335  &__kmp_affinity_proclist, &__kmp_affinity_verbose,
2336  &__kmp_affinity_warnings,
2337  &__kmp_affinity_respect_mask, &__kmp_affinity_gran,
2338  &__kmp_affinity_gran_levels, &__kmp_affinity_dups,
2339  &__kmp_affinity_compact, &__kmp_affinity_offset);
2340 
2341 } // __kmp_stg_parse_affinity
2342 
2343 static void __kmp_stg_print_affinity(kmp_str_buf_t *buffer, char const *name,
2344  void *data) {
2345  if (__kmp_env_format) {
2346  KMP_STR_BUF_PRINT_NAME_EX(name);
2347  } else {
2348  __kmp_str_buf_print(buffer, " %s='", name);
2349  }
2350  if (__kmp_affinity_verbose) {
2351  __kmp_str_buf_print(buffer, "%s,", "verbose");
2352  } else {
2353  __kmp_str_buf_print(buffer, "%s,", "noverbose");
2354  }
2355  if (__kmp_affinity_warnings) {
2356  __kmp_str_buf_print(buffer, "%s,", "warnings");
2357  } else {
2358  __kmp_str_buf_print(buffer, "%s,", "nowarnings");
2359  }
2360  if (KMP_AFFINITY_CAPABLE()) {
2361  if (__kmp_affinity_respect_mask) {
2362  __kmp_str_buf_print(buffer, "%s,", "respect");
2363  } else {
2364  __kmp_str_buf_print(buffer, "%s,", "norespect");
2365  }
2366  switch (__kmp_affinity_gran) {
2367  case affinity_gran_default:
2368  __kmp_str_buf_print(buffer, "%s", "granularity=default,");
2369  break;
2370  case affinity_gran_fine:
2371  __kmp_str_buf_print(buffer, "%s", "granularity=fine,");
2372  break;
2373  case affinity_gran_thread:
2374  __kmp_str_buf_print(buffer, "%s", "granularity=thread,");
2375  break;
2376  case affinity_gran_core:
2377  __kmp_str_buf_print(buffer, "%s", "granularity=core,");
2378  break;
2379  case affinity_gran_package:
2380  __kmp_str_buf_print(buffer, "%s", "granularity=package,");
2381  break;
2382  case affinity_gran_node:
2383  __kmp_str_buf_print(buffer, "%s", "granularity=node,");
2384  break;
2385 #if KMP_GROUP_AFFINITY
2386  case affinity_gran_group:
2387  __kmp_str_buf_print(buffer, "%s", "granularity=group,");
2388  break;
2389 #endif /* KMP_GROUP_AFFINITY */
2390  }
2391  }
2392  if (!KMP_AFFINITY_CAPABLE()) {
2393  __kmp_str_buf_print(buffer, "%s", "disabled");
2394  } else
2395  switch (__kmp_affinity_type) {
2396  case affinity_none:
2397  __kmp_str_buf_print(buffer, "%s", "none");
2398  break;
2399  case affinity_physical:
2400  __kmp_str_buf_print(buffer, "%s,%d", "physical", __kmp_affinity_offset);
2401  break;
2402  case affinity_logical:
2403  __kmp_str_buf_print(buffer, "%s,%d", "logical", __kmp_affinity_offset);
2404  break;
2405  case affinity_compact:
2406  __kmp_str_buf_print(buffer, "%s,%d,%d", "compact", __kmp_affinity_compact,
2407  __kmp_affinity_offset);
2408  break;
2409  case affinity_scatter:
2410  __kmp_str_buf_print(buffer, "%s,%d,%d", "scatter", __kmp_affinity_compact,
2411  __kmp_affinity_offset);
2412  break;
2413  case affinity_explicit:
2414  __kmp_str_buf_print(buffer, "%s=[%s],%s", "proclist",
2415  __kmp_affinity_proclist, "explicit");
2416  break;
2417  case affinity_balanced:
2418  __kmp_str_buf_print(buffer, "%s,%d,%d", "balanced",
2419  __kmp_affinity_compact, __kmp_affinity_offset);
2420  break;
2421  case affinity_disabled:
2422  __kmp_str_buf_print(buffer, "%s", "disabled");
2423  break;
2424  case affinity_default:
2425  __kmp_str_buf_print(buffer, "%s", "default");
2426  break;
2427  default:
2428  __kmp_str_buf_print(buffer, "%s", "<unknown>");
2429  break;
2430  }
2431  __kmp_str_buf_print(buffer, "'\n");
2432 } //__kmp_stg_print_affinity
2433 
2434 #ifdef KMP_GOMP_COMPAT
2435 
2436 static void __kmp_stg_parse_gomp_cpu_affinity(char const *name,
2437  char const *value, void *data) {
2438  const char *next = NULL;
2439  char *temp_proclist;
2440  kmp_setting_t **rivals = (kmp_setting_t **)data;
2441  int rc;
2442 
2443  rc = __kmp_stg_check_rivals(name, value, rivals);
2444  if (rc) {
2445  return;
2446  }
2447 
2448  if (TCR_4(__kmp_init_middle)) {
2449  KMP_WARNING(EnvMiddleWarn, name);
2450  __kmp_env_toPrint(name, 0);
2451  return;
2452  }
2453 
2454  __kmp_env_toPrint(name, 1);
2455 
2456  if (__kmp_parse_affinity_proc_id_list(name, value, &next, &temp_proclist)) {
2457  SKIP_WS(next);
2458  if (*next == '\0') {
2459  // GOMP_CPU_AFFINITY => granularity=fine,explicit,proclist=...
2460  __kmp_affinity_proclist = temp_proclist;
2461  __kmp_affinity_type = affinity_explicit;
2462  __kmp_affinity_gran = affinity_gran_fine;
2463 #if OMP_40_ENABLED
2464  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2465 #endif
2466  } else {
2467  KMP_WARNING(AffSyntaxError, name);
2468  if (temp_proclist != NULL) {
2469  KMP_INTERNAL_FREE((void *)temp_proclist);
2470  }
2471  }
2472  } else {
2473  // Warning already emitted
2474  __kmp_affinity_type = affinity_none;
2475 #if OMP_40_ENABLED
2476  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2477 #endif
2478  }
2479 } // __kmp_stg_parse_gomp_cpu_affinity
2480 
2481 #endif /* KMP_GOMP_COMPAT */
2482 
2483 #if OMP_40_ENABLED
2484 
2485 /*-----------------------------------------------------------------------------
2486 The OMP_PLACES proc id list parser. Here is the grammar:
2487 
2488 place_list := place
2489 place_list := place , place_list
2490 place := num
2491 place := place : num
2492 place := place : num : signed
2493 place := { subplacelist }
2494 place := ! place // (lowest priority)
2495 subplace_list := subplace
2496 subplace_list := subplace , subplace_list
2497 subplace := num
2498 subplace := num : num
2499 subplace := num : num : signed
2500 signed := num
2501 signed := + signed
2502 signed := - signed
2503 -----------------------------------------------------------------------------*/
2504 
2505 static int __kmp_parse_subplace_list(const char *var, const char **scan) {
2506  const char *next;
2507 
2508  for (;;) {
2509  int start, count, stride;
2510 
2511  //
2512  // Read in the starting proc id
2513  //
2514  SKIP_WS(*scan);
2515  if ((**scan < '0') || (**scan > '9')) {
2516  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2517  return FALSE;
2518  }
2519  next = *scan;
2520  SKIP_DIGITS(next);
2521  start = __kmp_str_to_int(*scan, *next);
2522  KMP_ASSERT(start >= 0);
2523  *scan = next;
2524 
2525  // valid follow sets are ',' ':' and '}'
2526  SKIP_WS(*scan);
2527  if (**scan == '}') {
2528  break;
2529  }
2530  if (**scan == ',') {
2531  (*scan)++; // skip ','
2532  continue;
2533  }
2534  if (**scan != ':') {
2535  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2536  return FALSE;
2537  }
2538  (*scan)++; // skip ':'
2539 
2540  // Read count parameter
2541  SKIP_WS(*scan);
2542  if ((**scan < '0') || (**scan > '9')) {
2543  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2544  return FALSE;
2545  }
2546  next = *scan;
2547  SKIP_DIGITS(next);
2548  count = __kmp_str_to_int(*scan, *next);
2549  KMP_ASSERT(count >= 0);
2550  *scan = next;
2551 
2552  // valid follow sets are ',' ':' and '}'
2553  SKIP_WS(*scan);
2554  if (**scan == '}') {
2555  break;
2556  }
2557  if (**scan == ',') {
2558  (*scan)++; // skip ','
2559  continue;
2560  }
2561  if (**scan != ':') {
2562  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2563  return FALSE;
2564  }
2565  (*scan)++; // skip ':'
2566 
2567  // Read stride parameter
2568  int sign = +1;
2569  for (;;) {
2570  SKIP_WS(*scan);
2571  if (**scan == '+') {
2572  (*scan)++; // skip '+'
2573  continue;
2574  }
2575  if (**scan == '-') {
2576  sign *= -1;
2577  (*scan)++; // skip '-'
2578  continue;
2579  }
2580  break;
2581  }
2582  SKIP_WS(*scan);
2583  if ((**scan < '0') || (**scan > '9')) {
2584  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2585  return FALSE;
2586  }
2587  next = *scan;
2588  SKIP_DIGITS(next);
2589  stride = __kmp_str_to_int(*scan, *next);
2590  KMP_ASSERT(stride >= 0);
2591  *scan = next;
2592  stride *= sign;
2593 
2594  // valid follow sets are ',' and '}'
2595  SKIP_WS(*scan);
2596  if (**scan == '}') {
2597  break;
2598  }
2599  if (**scan == ',') {
2600  (*scan)++; // skip ','
2601  continue;
2602  }
2603 
2604  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2605  return FALSE;
2606  }
2607  return TRUE;
2608 }
2609 
2610 static int __kmp_parse_place(const char *var, const char **scan) {
2611  const char *next;
2612 
2613  // valid follow sets are '{' '!' and num
2614  SKIP_WS(*scan);
2615  if (**scan == '{') {
2616  (*scan)++; // skip '{'
2617  if (!__kmp_parse_subplace_list(var, scan)) {
2618  return FALSE;
2619  }
2620  if (**scan != '}') {
2621  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2622  return FALSE;
2623  }
2624  (*scan)++; // skip '}'
2625  } else if (**scan == '!') {
2626  (*scan)++; // skip '!'
2627  return __kmp_parse_place(var, scan); //'!' has lower precedence than ':'
2628  } else if ((**scan >= '0') && (**scan <= '9')) {
2629  next = *scan;
2630  SKIP_DIGITS(next);
2631  int proc = __kmp_str_to_int(*scan, *next);
2632  KMP_ASSERT(proc >= 0);
2633  *scan = next;
2634  } else {
2635  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2636  return FALSE;
2637  }
2638  return TRUE;
2639 }
2640 
2641 static int __kmp_parse_place_list(const char *var, const char *env,
2642  char **place_list) {
2643  const char *scan = env;
2644  const char *next = scan;
2645 
2646  for (;;) {
2647  int count, stride;
2648 
2649  if (!__kmp_parse_place(var, &scan)) {
2650  return FALSE;
2651  }
2652 
2653  // valid follow sets are ',' ':' and EOL
2654  SKIP_WS(scan);
2655  if (*scan == '\0') {
2656  break;
2657  }
2658  if (*scan == ',') {
2659  scan++; // skip ','
2660  continue;
2661  }
2662  if (*scan != ':') {
2663  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2664  return FALSE;
2665  }
2666  scan++; // skip ':'
2667 
2668  // Read count parameter
2669  SKIP_WS(scan);
2670  if ((*scan < '0') || (*scan > '9')) {
2671  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2672  return FALSE;
2673  }
2674  next = scan;
2675  SKIP_DIGITS(next);
2676  count = __kmp_str_to_int(scan, *next);
2677  KMP_ASSERT(count >= 0);
2678  scan = next;
2679 
2680  // valid follow sets are ',' ':' and EOL
2681  SKIP_WS(scan);
2682  if (*scan == '\0') {
2683  break;
2684  }
2685  if (*scan == ',') {
2686  scan++; // skip ','
2687  continue;
2688  }
2689  if (*scan != ':') {
2690  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2691  return FALSE;
2692  }
2693  scan++; // skip ':'
2694 
2695  // Read stride parameter
2696  int sign = +1;
2697  for (;;) {
2698  SKIP_WS(scan);
2699  if (*scan == '+') {
2700  scan++; // skip '+'
2701  continue;
2702  }
2703  if (*scan == '-') {
2704  sign *= -1;
2705  scan++; // skip '-'
2706  continue;
2707  }
2708  break;
2709  }
2710  SKIP_WS(scan);
2711  if ((*scan < '0') || (*scan > '9')) {
2712  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2713  return FALSE;
2714  }
2715  next = scan;
2716  SKIP_DIGITS(next);
2717  stride = __kmp_str_to_int(scan, *next);
2718  KMP_ASSERT(stride >= 0);
2719  scan = next;
2720  stride *= sign;
2721 
2722  // valid follow sets are ',' and EOL
2723  SKIP_WS(scan);
2724  if (*scan == '\0') {
2725  break;
2726  }
2727  if (*scan == ',') {
2728  scan++; // skip ','
2729  continue;
2730  }
2731 
2732  KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2733  return FALSE;
2734  }
2735 
2736  {
2737  int len = scan - env;
2738  char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
2739  KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
2740  retlist[len] = '\0';
2741  *place_list = retlist;
2742  }
2743  return TRUE;
2744 }
2745 
2746 static void __kmp_stg_parse_places(char const *name, char const *value,
2747  void *data) {
2748  int count;
2749  const char *scan = value;
2750  const char *next = scan;
2751  const char *kind = "\"threads\"";
2752  kmp_setting_t **rivals = (kmp_setting_t **)data;
2753  int rc;
2754 
2755  rc = __kmp_stg_check_rivals(name, value, rivals);
2756  if (rc) {
2757  return;
2758  }
2759 
2760  // If OMP_PROC_BIND is not specified but OMP_PLACES is,
2761  // then let OMP_PROC_BIND default to true.
2762  if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2763  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2764  }
2765 
2766  //__kmp_affinity_num_places = 0;
2767 
2768  if (__kmp_match_str("threads", scan, &next)) {
2769  scan = next;
2770  __kmp_affinity_type = affinity_compact;
2771  __kmp_affinity_gran = affinity_gran_thread;
2772  __kmp_affinity_dups = FALSE;
2773  kind = "\"threads\"";
2774  } else if (__kmp_match_str("cores", scan, &next)) {
2775  scan = next;
2776  __kmp_affinity_type = affinity_compact;
2777  __kmp_affinity_gran = affinity_gran_core;
2778  __kmp_affinity_dups = FALSE;
2779  kind = "\"cores\"";
2780 #if KMP_USE_HWLOC
2781  } else if (__kmp_match_str("tiles", scan, &next)) {
2782  scan = next;
2783  __kmp_affinity_type = affinity_compact;
2784  __kmp_affinity_gran = affinity_gran_tile;
2785  __kmp_affinity_dups = FALSE;
2786  kind = "\"tiles\"";
2787 #endif
2788  } else if (__kmp_match_str("sockets", scan, &next)) {
2789  scan = next;
2790  __kmp_affinity_type = affinity_compact;
2791  __kmp_affinity_gran = affinity_gran_package;
2792  __kmp_affinity_dups = FALSE;
2793  kind = "\"sockets\"";
2794  } else {
2795  if (__kmp_affinity_proclist != NULL) {
2796  KMP_INTERNAL_FREE((void *)__kmp_affinity_proclist);
2797  __kmp_affinity_proclist = NULL;
2798  }
2799  if (__kmp_parse_place_list(name, value, &__kmp_affinity_proclist)) {
2800  __kmp_affinity_type = affinity_explicit;
2801  __kmp_affinity_gran = affinity_gran_fine;
2802  __kmp_affinity_dups = FALSE;
2803  if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2804  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2805  }
2806  }
2807  return;
2808  }
2809 
2810  if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2811  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2812  }
2813 
2814  SKIP_WS(scan);
2815  if (*scan == '\0') {
2816  return;
2817  }
2818 
2819  // Parse option count parameter in parentheses
2820  if (*scan != '(') {
2821  KMP_WARNING(SyntaxErrorUsing, name, kind);
2822  return;
2823  }
2824  scan++; // skip '('
2825 
2826  SKIP_WS(scan);
2827  next = scan;
2828  SKIP_DIGITS(next);
2829  count = __kmp_str_to_int(scan, *next);
2830  KMP_ASSERT(count >= 0);
2831  scan = next;
2832 
2833  SKIP_WS(scan);
2834  if (*scan != ')') {
2835  KMP_WARNING(SyntaxErrorUsing, name, kind);
2836  return;
2837  }
2838  scan++; // skip ')'
2839 
2840  SKIP_WS(scan);
2841  if (*scan != '\0') {
2842  KMP_WARNING(ParseExtraCharsWarn, name, scan);
2843  }
2844  __kmp_affinity_num_places = count;
2845 }
2846 
2847 static void __kmp_stg_print_places(kmp_str_buf_t *buffer, char const *name,
2848  void *data) {
2849  if (__kmp_env_format) {
2850  KMP_STR_BUF_PRINT_NAME;
2851  } else {
2852  __kmp_str_buf_print(buffer, " %s", name);
2853  }
2854  if ((__kmp_nested_proc_bind.used == 0) ||
2855  (__kmp_nested_proc_bind.bind_types == NULL) ||
2856  (__kmp_nested_proc_bind.bind_types[0] == proc_bind_false)) {
2857  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2858  } else if (__kmp_affinity_type == affinity_explicit) {
2859  if (__kmp_affinity_proclist != NULL) {
2860  __kmp_str_buf_print(buffer, "='%s'\n", __kmp_affinity_proclist);
2861  } else {
2862  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2863  }
2864  } else if (__kmp_affinity_type == affinity_compact) {
2865  int num;
2866  if (__kmp_affinity_num_masks > 0) {
2867  num = __kmp_affinity_num_masks;
2868  } else if (__kmp_affinity_num_places > 0) {
2869  num = __kmp_affinity_num_places;
2870  } else {
2871  num = 0;
2872  }
2873  if (__kmp_affinity_gran == affinity_gran_thread) {
2874  if (num > 0) {
2875  __kmp_str_buf_print(buffer, "='threads(%d)'\n", num);
2876  } else {
2877  __kmp_str_buf_print(buffer, "='threads'\n");
2878  }
2879  } else if (__kmp_affinity_gran == affinity_gran_core) {
2880  if (num > 0) {
2881  __kmp_str_buf_print(buffer, "='cores(%d)' \n", num);
2882  } else {
2883  __kmp_str_buf_print(buffer, "='cores'\n");
2884  }
2885 #if KMP_USE_HWLOC
2886  } else if (__kmp_affinity_gran == affinity_gran_tile) {
2887  if (num > 0) {
2888  __kmp_str_buf_print(buffer, "='tiles(%d)' \n", num);
2889  } else {
2890  __kmp_str_buf_print(buffer, "='tiles'\n");
2891  }
2892 #endif
2893  } else if (__kmp_affinity_gran == affinity_gran_package) {
2894  if (num > 0) {
2895  __kmp_str_buf_print(buffer, "='sockets(%d)'\n", num);
2896  } else {
2897  __kmp_str_buf_print(buffer, "='sockets'\n");
2898  }
2899  } else {
2900  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2901  }
2902  } else {
2903  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2904  }
2905 }
2906 
2907 #endif /* OMP_40_ENABLED */
2908 
2909 #if (!OMP_40_ENABLED)
2910 
2911 static void __kmp_stg_parse_proc_bind(char const *name, char const *value,
2912  void *data) {
2913  int enabled;
2914  kmp_setting_t **rivals = (kmp_setting_t **)data;
2915  int rc;
2916 
2917  rc = __kmp_stg_check_rivals(name, value, rivals);
2918  if (rc) {
2919  return;
2920  }
2921 
2922  // In OMP 3.1, OMP_PROC_BIND is strictly a boolean
2923  __kmp_stg_parse_bool(name, value, &enabled);
2924  if (enabled) {
2925  // OMP_PROC_BIND => granularity=fine,scatter on MIC
2926  // OMP_PROC_BIND => granularity=core,scatter elsewhere
2927  __kmp_affinity_type = affinity_scatter;
2928 #if KMP_MIC_SUPPORTED
2929  if (__kmp_mic_type != non_mic)
2930  __kmp_affinity_gran = affinity_gran_fine;
2931  else
2932 #endif
2933  __kmp_affinity_gran = affinity_gran_core;
2934  } else {
2935  __kmp_affinity_type = affinity_none;
2936  }
2937 } // __kmp_parse_proc_bind
2938 
2939 #endif /* if (! OMP_40_ENABLED) */
2940 
2941 static void __kmp_stg_parse_topology_method(char const *name, char const *value,
2942  void *data) {
2943  if (__kmp_str_match("all", 1, value)) {
2944  __kmp_affinity_top_method = affinity_top_method_all;
2945  }
2946 #if KMP_USE_HWLOC
2947  else if (__kmp_str_match("hwloc", 1, value)) {
2948  __kmp_affinity_top_method = affinity_top_method_hwloc;
2949  }
2950 #endif
2951 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
2952  else if (__kmp_str_match("x2apic id", 9, value) ||
2953  __kmp_str_match("x2apic_id", 9, value) ||
2954  __kmp_str_match("x2apic-id", 9, value) ||
2955  __kmp_str_match("x2apicid", 8, value) ||
2956  __kmp_str_match("cpuid leaf 11", 13, value) ||
2957  __kmp_str_match("cpuid_leaf_11", 13, value) ||
2958  __kmp_str_match("cpuid-leaf-11", 13, value) ||
2959  __kmp_str_match("cpuid leaf11", 12, value) ||
2960  __kmp_str_match("cpuid_leaf11", 12, value) ||
2961  __kmp_str_match("cpuid-leaf11", 12, value) ||
2962  __kmp_str_match("cpuidleaf 11", 12, value) ||
2963  __kmp_str_match("cpuidleaf_11", 12, value) ||
2964  __kmp_str_match("cpuidleaf-11", 12, value) ||
2965  __kmp_str_match("cpuidleaf11", 11, value) ||
2966  __kmp_str_match("cpuid 11", 8, value) ||
2967  __kmp_str_match("cpuid_11", 8, value) ||
2968  __kmp_str_match("cpuid-11", 8, value) ||
2969  __kmp_str_match("cpuid11", 7, value) ||
2970  __kmp_str_match("leaf 11", 7, value) ||
2971  __kmp_str_match("leaf_11", 7, value) ||
2972  __kmp_str_match("leaf-11", 7, value) ||
2973  __kmp_str_match("leaf11", 6, value)) {
2974  __kmp_affinity_top_method = affinity_top_method_x2apicid;
2975  } else if (__kmp_str_match("apic id", 7, value) ||
2976  __kmp_str_match("apic_id", 7, value) ||
2977  __kmp_str_match("apic-id", 7, value) ||
2978  __kmp_str_match("apicid", 6, value) ||
2979  __kmp_str_match("cpuid leaf 4", 12, value) ||
2980  __kmp_str_match("cpuid_leaf_4", 12, value) ||
2981  __kmp_str_match("cpuid-leaf-4", 12, value) ||
2982  __kmp_str_match("cpuid leaf4", 11, value) ||
2983  __kmp_str_match("cpuid_leaf4", 11, value) ||
2984  __kmp_str_match("cpuid-leaf4", 11, value) ||
2985  __kmp_str_match("cpuidleaf 4", 11, value) ||
2986  __kmp_str_match("cpuidleaf_4", 11, value) ||
2987  __kmp_str_match("cpuidleaf-4", 11, value) ||
2988  __kmp_str_match("cpuidleaf4", 10, value) ||
2989  __kmp_str_match("cpuid 4", 7, value) ||
2990  __kmp_str_match("cpuid_4", 7, value) ||
2991  __kmp_str_match("cpuid-4", 7, value) ||
2992  __kmp_str_match("cpuid4", 6, value) ||
2993  __kmp_str_match("leaf 4", 6, value) ||
2994  __kmp_str_match("leaf_4", 6, value) ||
2995  __kmp_str_match("leaf-4", 6, value) ||
2996  __kmp_str_match("leaf4", 5, value)) {
2997  __kmp_affinity_top_method = affinity_top_method_apicid;
2998  }
2999 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3000  else if (__kmp_str_match("/proc/cpuinfo", 2, value) ||
3001  __kmp_str_match("cpuinfo", 5, value)) {
3002  __kmp_affinity_top_method = affinity_top_method_cpuinfo;
3003  }
3004 #if KMP_GROUP_AFFINITY
3005  else if (__kmp_str_match("group", 1, value)) {
3006  __kmp_affinity_top_method = affinity_top_method_group;
3007  }
3008 #endif /* KMP_GROUP_AFFINITY */
3009  else if (__kmp_str_match("flat", 1, value)) {
3010  __kmp_affinity_top_method = affinity_top_method_flat;
3011  } else {
3012  KMP_WARNING(StgInvalidValue, name, value);
3013  }
3014 } // __kmp_stg_parse_topology_method
3015 
3016 static void __kmp_stg_print_topology_method(kmp_str_buf_t *buffer,
3017  char const *name, void *data) {
3018  char const *value = NULL;
3019 
3020  switch (__kmp_affinity_top_method) {
3021  case affinity_top_method_default:
3022  value = "default";
3023  break;
3024 
3025  case affinity_top_method_all:
3026  value = "all";
3027  break;
3028 
3029 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
3030  case affinity_top_method_x2apicid:
3031  value = "x2APIC id";
3032  break;
3033 
3034  case affinity_top_method_apicid:
3035  value = "APIC id";
3036  break;
3037 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3038 
3039 #if KMP_USE_HWLOC
3040  case affinity_top_method_hwloc:
3041  value = "hwloc";
3042  break;
3043 #endif
3044 
3045  case affinity_top_method_cpuinfo:
3046  value = "cpuinfo";
3047  break;
3048 
3049 #if KMP_GROUP_AFFINITY
3050  case affinity_top_method_group:
3051  value = "group";
3052  break;
3053 #endif /* KMP_GROUP_AFFINITY */
3054 
3055  case affinity_top_method_flat:
3056  value = "flat";
3057  break;
3058  }
3059 
3060  if (value != NULL) {
3061  __kmp_stg_print_str(buffer, name, value);
3062  }
3063 } // __kmp_stg_print_topology_method
3064 
3065 #endif /* KMP_AFFINITY_SUPPORTED */
3066 
3067 #if OMP_40_ENABLED
3068 
3069 // OMP_PROC_BIND / bind-var is functional on all 4.0 builds, including OS X*
3070 // OMP_PLACES / place-partition-var is not.
3071 static void __kmp_stg_parse_proc_bind(char const *name, char const *value,
3072  void *data) {
3073  kmp_setting_t **rivals = (kmp_setting_t **)data;
3074  int rc;
3075 
3076  rc = __kmp_stg_check_rivals(name, value, rivals);
3077  if (rc) {
3078  return;
3079  }
3080 
3081  // In OMP 4.0 OMP_PROC_BIND is a vector of proc_bind types.
3082  KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
3083  (__kmp_nested_proc_bind.used > 0));
3084 
3085  const char *buf = value;
3086  const char *next;
3087  int num;
3088  SKIP_WS(buf);
3089  if ((*buf >= '0') && (*buf <= '9')) {
3090  next = buf;
3091  SKIP_DIGITS(next);
3092  num = __kmp_str_to_int(buf, *next);
3093  KMP_ASSERT(num >= 0);
3094  buf = next;
3095  SKIP_WS(buf);
3096  } else {
3097  num = -1;
3098  }
3099 
3100  next = buf;
3101  if (__kmp_match_str("disabled", buf, &next)) {
3102  buf = next;
3103  SKIP_WS(buf);
3104 #if KMP_AFFINITY_SUPPORTED
3105  __kmp_affinity_type = affinity_disabled;
3106 #endif /* KMP_AFFINITY_SUPPORTED */
3107  __kmp_nested_proc_bind.used = 1;
3108  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3109  } else if ((num == (int)proc_bind_false) ||
3110  __kmp_match_str("false", buf, &next)) {
3111  buf = next;
3112  SKIP_WS(buf);
3113 #if KMP_AFFINITY_SUPPORTED
3114  __kmp_affinity_type = affinity_none;
3115 #endif /* KMP_AFFINITY_SUPPORTED */
3116  __kmp_nested_proc_bind.used = 1;
3117  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3118  } else if ((num == (int)proc_bind_true) ||
3119  __kmp_match_str("true", buf, &next)) {
3120  buf = next;
3121  SKIP_WS(buf);
3122  __kmp_nested_proc_bind.used = 1;
3123  __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
3124  } else {
3125  // Count the number of values in the env var string
3126  const char *scan;
3127  int nelem = 1;
3128  for (scan = buf; *scan != '\0'; scan++) {
3129  if (*scan == ',') {
3130  nelem++;
3131  }
3132  }
3133 
3134  // Create / expand the nested proc_bind array as needed
3135  if (__kmp_nested_proc_bind.size < nelem) {
3136  __kmp_nested_proc_bind.bind_types =
3137  (kmp_proc_bind_t *)KMP_INTERNAL_REALLOC(
3138  __kmp_nested_proc_bind.bind_types,
3139  sizeof(kmp_proc_bind_t) * nelem);
3140  if (__kmp_nested_proc_bind.bind_types == NULL) {
3141  KMP_FATAL(MemoryAllocFailed);
3142  }
3143  __kmp_nested_proc_bind.size = nelem;
3144  }
3145  __kmp_nested_proc_bind.used = nelem;
3146 
3147  // Save values in the nested proc_bind array
3148  int i = 0;
3149  for (;;) {
3150  enum kmp_proc_bind_t bind;
3151 
3152  if ((num == (int)proc_bind_master) ||
3153  __kmp_match_str("master", buf, &next)) {
3154  buf = next;
3155  SKIP_WS(buf);
3156  bind = proc_bind_master;
3157  } else if ((num == (int)proc_bind_close) ||
3158  __kmp_match_str("close", buf, &next)) {
3159  buf = next;
3160  SKIP_WS(buf);
3161  bind = proc_bind_close;
3162  } else if ((num == (int)proc_bind_spread) ||
3163  __kmp_match_str("spread", buf, &next)) {
3164  buf = next;
3165  SKIP_WS(buf);
3166  bind = proc_bind_spread;
3167  } else {
3168  KMP_WARNING(StgInvalidValue, name, value);
3169  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3170  __kmp_nested_proc_bind.used = 1;
3171  return;
3172  }
3173 
3174  __kmp_nested_proc_bind.bind_types[i++] = bind;
3175  if (i >= nelem) {
3176  break;
3177  }
3178  KMP_DEBUG_ASSERT(*buf == ',');
3179  buf++;
3180  SKIP_WS(buf);
3181 
3182  // Read next value if it was specified as an integer
3183  if ((*buf >= '0') && (*buf <= '9')) {
3184  next = buf;
3185  SKIP_DIGITS(next);
3186  num = __kmp_str_to_int(buf, *next);
3187  KMP_ASSERT(num >= 0);
3188  buf = next;
3189  SKIP_WS(buf);
3190  } else {
3191  num = -1;
3192  }
3193  }
3194  SKIP_WS(buf);
3195  }
3196  if (*buf != '\0') {
3197  KMP_WARNING(ParseExtraCharsWarn, name, buf);
3198  }
3199 }
3200 
3201 static void __kmp_stg_print_proc_bind(kmp_str_buf_t *buffer, char const *name,
3202  void *data) {
3203  int nelem = __kmp_nested_proc_bind.used;
3204  if (__kmp_env_format) {
3205  KMP_STR_BUF_PRINT_NAME;
3206  } else {
3207  __kmp_str_buf_print(buffer, " %s", name);
3208  }
3209  if (nelem == 0) {
3210  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3211  } else {
3212  int i;
3213  __kmp_str_buf_print(buffer, "='", name);
3214  for (i = 0; i < nelem; i++) {
3215  switch (__kmp_nested_proc_bind.bind_types[i]) {
3216  case proc_bind_false:
3217  __kmp_str_buf_print(buffer, "false");
3218  break;
3219 
3220  case proc_bind_true:
3221  __kmp_str_buf_print(buffer, "true");
3222  break;
3223 
3224  case proc_bind_master:
3225  __kmp_str_buf_print(buffer, "master");
3226  break;
3227 
3228  case proc_bind_close:
3229  __kmp_str_buf_print(buffer, "close");
3230  break;
3231 
3232  case proc_bind_spread:
3233  __kmp_str_buf_print(buffer, "spread");
3234  break;
3235 
3236  case proc_bind_intel:
3237  __kmp_str_buf_print(buffer, "intel");
3238  break;
3239 
3240  case proc_bind_default:
3241  __kmp_str_buf_print(buffer, "default");
3242  break;
3243  }
3244  if (i < nelem - 1) {
3245  __kmp_str_buf_print(buffer, ",");
3246  }
3247  }
3248  __kmp_str_buf_print(buffer, "'\n");
3249  }
3250 }
3251 
3252 #endif /* OMP_40_ENABLED */
3253 
3254 #if OMP_50_ENABLED
3255 static void __kmp_stg_parse_display_affinity(char const *name,
3256  char const *value, void *data) {
3257  __kmp_stg_parse_bool(name, value, &__kmp_display_affinity);
3258 }
3259 static void __kmp_stg_print_display_affinity(kmp_str_buf_t *buffer,
3260  char const *name, void *data) {
3261  __kmp_stg_print_bool(buffer, name, __kmp_display_affinity);
3262 }
3263 static void __kmp_stg_parse_affinity_format(char const *name, char const *value,
3264  void *data) {
3265  size_t length = KMP_STRLEN(value);
3266  __kmp_strncpy_truncate(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, value,
3267  length);
3268 }
3269 static void __kmp_stg_print_affinity_format(kmp_str_buf_t *buffer,
3270  char const *name, void *data) {
3271  if (__kmp_env_format) {
3272  KMP_STR_BUF_PRINT_NAME_EX(name);
3273  } else {
3274  __kmp_str_buf_print(buffer, " %s='", name);
3275  }
3276  __kmp_str_buf_print(buffer, "%s'\n", __kmp_affinity_format);
3277 }
3278 // OMP_ALLOCATOR sets default allocator
3279 static void __kmp_stg_parse_allocator(char const *name, char const *value,
3280  void *data) {
3281  /*
3282  The value can be any predefined allocator:
3283  omp_default_mem_alloc = 1;
3284  omp_large_cap_mem_alloc = 2;
3285  omp_const_mem_alloc = 3;
3286  omp_high_bw_mem_alloc = 4;
3287  omp_low_lat_mem_alloc = 5;
3288  omp_cgroup_mem_alloc = 6;
3289  omp_pteam_mem_alloc = 7;
3290  omp_thread_mem_alloc = 8;
3291  Acceptable value is either a digit or a string.
3292  */
3293  const char *buf = value;
3294  const char *next;
3295  int num;
3296  SKIP_WS(buf);
3297  if ((*buf > '0') && (*buf < '9')) {
3298  next = buf;
3299  SKIP_DIGITS(next);
3300  num = __kmp_str_to_int(buf, *next);
3301  KMP_ASSERT(num > 0);
3302  switch (num) {
3303  case 4:
3304  if (__kmp_hbw_mem_available) {
3305  __kmp_def_allocator = omp_high_bw_mem_alloc;
3306  } else {
3307  __kmp_msg(kmp_ms_warning,
3308  KMP_MSG(OmpNoAllocator, "omp_high_bw_mem_alloc"),
3309  __kmp_msg_null);
3310  __kmp_def_allocator = omp_default_mem_alloc;
3311  }
3312  break;
3313  case 1:
3314  __kmp_def_allocator = omp_default_mem_alloc;
3315  break;
3316  case 2:
3317  __kmp_msg(kmp_ms_warning,
3318  KMP_MSG(OmpNoAllocator, "omp_large_cap_mem_alloc"),
3319  __kmp_msg_null);
3320  __kmp_def_allocator = omp_default_mem_alloc;
3321  break;
3322  case 3:
3323  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_const_mem_alloc"),
3324  __kmp_msg_null);
3325  __kmp_def_allocator = omp_default_mem_alloc;
3326  break;
3327  case 5:
3328  __kmp_msg(kmp_ms_warning,
3329  KMP_MSG(OmpNoAllocator, "omp_low_lat_mem_alloc"),
3330  __kmp_msg_null);
3331  __kmp_def_allocator = omp_default_mem_alloc;
3332  break;
3333  case 6:
3334  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_cgroup_mem_alloc"),
3335  __kmp_msg_null);
3336  __kmp_def_allocator = omp_default_mem_alloc;
3337  break;
3338  case 7:
3339  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_pteam_mem_alloc"),
3340  __kmp_msg_null);
3341  __kmp_def_allocator = omp_default_mem_alloc;
3342  break;
3343  case 8:
3344  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_thread_mem_alloc"),
3345  __kmp_msg_null);
3346  __kmp_def_allocator = omp_default_mem_alloc;
3347  break;
3348  }
3349  return;
3350  }
3351  next = buf;
3352  if (__kmp_match_str("omp_high_bw_mem_alloc", buf, &next)) {
3353  if (__kmp_hbw_mem_available) {
3354  __kmp_def_allocator = omp_high_bw_mem_alloc;
3355  } else {
3356  __kmp_msg(kmp_ms_warning,
3357  KMP_MSG(OmpNoAllocator, "omp_high_bw_mem_alloc"),
3358  __kmp_msg_null);
3359  __kmp_def_allocator = omp_default_mem_alloc;
3360  }
3361  } else if (__kmp_match_str("omp_default_mem_alloc", buf, &next)) {
3362  __kmp_def_allocator = omp_default_mem_alloc;
3363  } else if (__kmp_match_str("omp_large_cap_mem_alloc", buf, &next)) {
3364  __kmp_msg(kmp_ms_warning,
3365  KMP_MSG(OmpNoAllocator, "omp_large_cap_mem_alloc"),
3366  __kmp_msg_null);
3367  __kmp_def_allocator = omp_default_mem_alloc;
3368  } else if (__kmp_match_str("omp_const_mem_alloc", buf, &next)) {
3369  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_const_mem_alloc"),
3370  __kmp_msg_null);
3371  __kmp_def_allocator = omp_default_mem_alloc;
3372  } else if (__kmp_match_str("omp_low_lat_mem_alloc", buf, &next)) {
3373  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_low_lat_mem_alloc"),
3374  __kmp_msg_null);
3375  __kmp_def_allocator = omp_default_mem_alloc;
3376  } else if (__kmp_match_str("omp_cgroup_mem_alloc", buf, &next)) {
3377  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_cgroup_mem_alloc"),
3378  __kmp_msg_null);
3379  __kmp_def_allocator = omp_default_mem_alloc;
3380  } else if (__kmp_match_str("omp_pteam_mem_alloc", buf, &next)) {
3381  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_pteam_mem_alloc"),
3382  __kmp_msg_null);
3383  __kmp_def_allocator = omp_default_mem_alloc;
3384  } else if (__kmp_match_str("omp_thread_mem_alloc", buf, &next)) {
3385  __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_thread_mem_alloc"),
3386  __kmp_msg_null);
3387  __kmp_def_allocator = omp_default_mem_alloc;
3388  }
3389  buf = next;
3390  SKIP_WS(buf);
3391  if (*buf != '\0') {
3392  KMP_WARNING(ParseExtraCharsWarn, name, buf);
3393  }
3394 }
3395 
3396 static void __kmp_stg_print_allocator(kmp_str_buf_t *buffer, char const *name,
3397  void *data) {
3398  if (__kmp_def_allocator == omp_default_mem_alloc) {
3399  __kmp_stg_print_str(buffer, name, "omp_default_mem_alloc");
3400  } else if (__kmp_def_allocator == omp_high_bw_mem_alloc) {
3401  __kmp_stg_print_str(buffer, name, "omp_high_bw_mem_alloc");
3402  } else if (__kmp_def_allocator == omp_large_cap_mem_alloc) {
3403  __kmp_stg_print_str(buffer, name, "omp_large_cap_mem_alloc");
3404  } else if (__kmp_def_allocator == omp_const_mem_alloc) {
3405  __kmp_stg_print_str(buffer, name, "omp_const_mem_alloc");
3406  } else if (__kmp_def_allocator == omp_low_lat_mem_alloc) {
3407  __kmp_stg_print_str(buffer, name, "omp_low_lat_mem_alloc");
3408  } else if (__kmp_def_allocator == omp_cgroup_mem_alloc) {
3409  __kmp_stg_print_str(buffer, name, "omp_cgroup_mem_alloc");
3410  } else if (__kmp_def_allocator == omp_pteam_mem_alloc) {
3411  __kmp_stg_print_str(buffer, name, "omp_pteam_mem_alloc");
3412  } else if (__kmp_def_allocator == omp_thread_mem_alloc) {
3413  __kmp_stg_print_str(buffer, name, "omp_thread_mem_alloc");
3414  }
3415 }
3416 
3417 #endif /* OMP_50_ENABLED */
3418 
3419 // -----------------------------------------------------------------------------
3420 // OMP_DYNAMIC
3421 
3422 static void __kmp_stg_parse_omp_dynamic(char const *name, char const *value,
3423  void *data) {
3424  __kmp_stg_parse_bool(name, value, &(__kmp_global.g.g_dynamic));
3425 } // __kmp_stg_parse_omp_dynamic
3426 
3427 static void __kmp_stg_print_omp_dynamic(kmp_str_buf_t *buffer, char const *name,
3428  void *data) {
3429  __kmp_stg_print_bool(buffer, name, __kmp_global.g.g_dynamic);
3430 } // __kmp_stg_print_omp_dynamic
3431 
3432 static void __kmp_stg_parse_kmp_dynamic_mode(char const *name,
3433  char const *value, void *data) {
3434  if (TCR_4(__kmp_init_parallel)) {
3435  KMP_WARNING(EnvParallelWarn, name);
3436  __kmp_env_toPrint(name, 0);
3437  return;
3438  }
3439 #ifdef USE_LOAD_BALANCE
3440  else if (__kmp_str_match("load balance", 2, value) ||
3441  __kmp_str_match("load_balance", 2, value) ||
3442  __kmp_str_match("load-balance", 2, value) ||
3443  __kmp_str_match("loadbalance", 2, value) ||
3444  __kmp_str_match("balance", 1, value)) {
3445  __kmp_global.g.g_dynamic_mode = dynamic_load_balance;
3446  }
3447 #endif /* USE_LOAD_BALANCE */
3448  else if (__kmp_str_match("thread limit", 1, value) ||
3449  __kmp_str_match("thread_limit", 1, value) ||
3450  __kmp_str_match("thread-limit", 1, value) ||
3451  __kmp_str_match("threadlimit", 1, value) ||
3452  __kmp_str_match("limit", 2, value)) {
3453  __kmp_global.g.g_dynamic_mode = dynamic_thread_limit;
3454  } else if (__kmp_str_match("random", 1, value)) {
3455  __kmp_global.g.g_dynamic_mode = dynamic_random;
3456  } else {
3457  KMP_WARNING(StgInvalidValue, name, value);
3458  }
3459 } //__kmp_stg_parse_kmp_dynamic_mode
3460 
3461 static void __kmp_stg_print_kmp_dynamic_mode(kmp_str_buf_t *buffer,
3462  char const *name, void *data) {
3463 #if KMP_DEBUG
3464  if (__kmp_global.g.g_dynamic_mode == dynamic_default) {
3465  __kmp_str_buf_print(buffer, " %s: %s \n", name, KMP_I18N_STR(NotDefined));
3466  }
3467 #ifdef USE_LOAD_BALANCE
3468  else if (__kmp_global.g.g_dynamic_mode == dynamic_load_balance) {
3469  __kmp_stg_print_str(buffer, name, "load balance");
3470  }
3471 #endif /* USE_LOAD_BALANCE */
3472  else if (__kmp_global.g.g_dynamic_mode == dynamic_thread_limit) {
3473  __kmp_stg_print_str(buffer, name, "thread limit");
3474  } else if (__kmp_global.g.g_dynamic_mode == dynamic_random) {
3475  __kmp_stg_print_str(buffer, name, "random");
3476  } else {
3477  KMP_ASSERT(0);
3478  }
3479 #endif /* KMP_DEBUG */
3480 } // __kmp_stg_print_kmp_dynamic_mode
3481 
3482 #ifdef USE_LOAD_BALANCE
3483 
3484 // -----------------------------------------------------------------------------
3485 // KMP_LOAD_BALANCE_INTERVAL
3486 
3487 static void __kmp_stg_parse_ld_balance_interval(char const *name,
3488  char const *value, void *data) {
3489  double interval = __kmp_convert_to_double(value);
3490  if (interval >= 0) {
3491  __kmp_load_balance_interval = interval;
3492  } else {
3493  KMP_WARNING(StgInvalidValue, name, value);
3494  }
3495 } // __kmp_stg_parse_load_balance_interval
3496 
3497 static void __kmp_stg_print_ld_balance_interval(kmp_str_buf_t *buffer,
3498  char const *name, void *data) {
3499 #if KMP_DEBUG
3500  __kmp_str_buf_print(buffer, " %s=%8.6f\n", name,
3501  __kmp_load_balance_interval);
3502 #endif /* KMP_DEBUG */
3503 } // __kmp_stg_print_load_balance_interval
3504 
3505 #endif /* USE_LOAD_BALANCE */
3506 
3507 // -----------------------------------------------------------------------------
3508 // KMP_INIT_AT_FORK
3509 
3510 static void __kmp_stg_parse_init_at_fork(char const *name, char const *value,
3511  void *data) {
3512  __kmp_stg_parse_bool(name, value, &__kmp_need_register_atfork);
3513  if (__kmp_need_register_atfork) {
3514  __kmp_need_register_atfork_specified = TRUE;
3515  }
3516 } // __kmp_stg_parse_init_at_fork
3517 
3518 static void __kmp_stg_print_init_at_fork(kmp_str_buf_t *buffer,
3519  char const *name, void *data) {
3520  __kmp_stg_print_bool(buffer, name, __kmp_need_register_atfork_specified);
3521 } // __kmp_stg_print_init_at_fork
3522 
3523 // -----------------------------------------------------------------------------
3524 // KMP_SCHEDULE
3525 
3526 static void __kmp_stg_parse_schedule(char const *name, char const *value,
3527  void *data) {
3528 
3529  if (value != NULL) {
3530  size_t length = KMP_STRLEN(value);
3531  if (length > INT_MAX) {
3532  KMP_WARNING(LongValue, name);
3533  } else {
3534  const char *semicolon;
3535  if (value[length - 1] == '"' || value[length - 1] == '\'')
3536  KMP_WARNING(UnbalancedQuotes, name);
3537  do {
3538  char sentinel;
3539 
3540  semicolon = strchr(value, ';');
3541  if (*value && semicolon != value) {
3542  const char *comma = strchr(value, ',');
3543 
3544  if (comma) {
3545  ++comma;
3546  sentinel = ',';
3547  } else
3548  sentinel = ';';
3549  if (!__kmp_strcasecmp_with_sentinel("static", value, sentinel)) {
3550  if (!__kmp_strcasecmp_with_sentinel("greedy", comma, ';')) {
3551  __kmp_static = kmp_sch_static_greedy;
3552  continue;
3553  } else if (!__kmp_strcasecmp_with_sentinel("balanced", comma,
3554  ';')) {
3555  __kmp_static = kmp_sch_static_balanced;
3556  continue;
3557  }
3558  } else if (!__kmp_strcasecmp_with_sentinel("guided", value,
3559  sentinel)) {
3560  if (!__kmp_strcasecmp_with_sentinel("iterative", comma, ';')) {
3561  __kmp_guided = kmp_sch_guided_iterative_chunked;
3562  continue;
3563  } else if (!__kmp_strcasecmp_with_sentinel("analytical", comma,
3564  ';')) {
3565  /* analytical not allowed for too many threads */
3566  __kmp_guided = kmp_sch_guided_analytical_chunked;
3567  continue;
3568  }
3569  }
3570  KMP_WARNING(InvalidClause, name, value);
3571  } else
3572  KMP_WARNING(EmptyClause, name);
3573  } while ((value = semicolon ? semicolon + 1 : NULL));
3574  }
3575  }
3576 
3577 } // __kmp_stg_parse__schedule
3578 
3579 static void __kmp_stg_print_schedule(kmp_str_buf_t *buffer, char const *name,
3580  void *data) {
3581  if (__kmp_env_format) {
3582  KMP_STR_BUF_PRINT_NAME_EX(name);
3583  } else {
3584  __kmp_str_buf_print(buffer, " %s='", name);
3585  }
3586  if (__kmp_static == kmp_sch_static_greedy) {
3587  __kmp_str_buf_print(buffer, "%s", "static,greedy");
3588  } else if (__kmp_static == kmp_sch_static_balanced) {
3589  __kmp_str_buf_print(buffer, "%s", "static,balanced");
3590  }
3591  if (__kmp_guided == kmp_sch_guided_iterative_chunked) {
3592  __kmp_str_buf_print(buffer, ";%s'\n", "guided,iterative");
3593  } else if (__kmp_guided == kmp_sch_guided_analytical_chunked) {
3594  __kmp_str_buf_print(buffer, ";%s'\n", "guided,analytical");
3595  }
3596 } // __kmp_stg_print_schedule
3597 
3598 // -----------------------------------------------------------------------------
3599 // OMP_SCHEDULE
3600 
3601 static inline void __kmp_omp_schedule_restore() {
3602 #if KMP_USE_HIER_SCHED
3603  __kmp_hier_scheds.deallocate();
3604 #endif
3605  __kmp_chunk = 0;
3606  __kmp_sched = kmp_sch_default;
3607 }
3608 
3609 static const char *__kmp_parse_single_omp_schedule(const char *name,
3610  const char *value,
3611  bool parse_hier = false) {
3612  /* get the specified scheduling style */
3613  const char *ptr = value;
3614  const char *comma = strchr(ptr, ',');
3615  const char *delim;
3616  int chunk = 0;
3617  enum sched_type sched = kmp_sch_default;
3618  if (*ptr == '\0')
3619  return NULL;
3620 #if KMP_USE_HIER_SCHED
3621  kmp_hier_layer_e layer = kmp_hier_layer_e::LAYER_THREAD;
3622  if (parse_hier) {
3623  if (!__kmp_strcasecmp_with_sentinel("L1", ptr, ',')) {
3624  layer = kmp_hier_layer_e::LAYER_L1;
3625  } else if (!__kmp_strcasecmp_with_sentinel("L2", ptr, ',')) {
3626  layer = kmp_hier_layer_e::LAYER_L2;
3627  } else if (!__kmp_strcasecmp_with_sentinel("L3", ptr, ',')) {
3628  layer = kmp_hier_layer_e::LAYER_L3;
3629  } else if (!__kmp_strcasecmp_with_sentinel("NUMA", ptr, ',')) {
3630  layer = kmp_hier_layer_e::LAYER_NUMA;
3631  }
3632  if (layer != kmp_hier_layer_e::LAYER_THREAD && !comma) {
3633  // If there is no comma after the layer, then this schedule is invalid
3634  KMP_WARNING(StgInvalidValue, name, value);
3635  __kmp_omp_schedule_restore();
3636  return NULL;
3637  } else if (layer != kmp_hier_layer_e::LAYER_THREAD) {
3638  ptr = ++comma;
3639  comma = strchr(ptr, ',');
3640  }
3641  }
3642  delim = ptr;
3643  while (*delim != ',' && *delim != ':' && *delim != '\0')
3644  delim++;
3645 #else // KMP_USE_HIER_SCHED
3646  delim = ptr;
3647  while (*delim != ',' && *delim != '\0')
3648  delim++;
3649 #endif // KMP_USE_HIER_SCHED
3650  if (!__kmp_strcasecmp_with_sentinel("dynamic", ptr, *delim)) /* DYNAMIC */
3651  sched = kmp_sch_dynamic_chunked;
3652  else if (!__kmp_strcasecmp_with_sentinel("guided", ptr, *delim)) /* GUIDED */
3653  sched = kmp_sch_guided_chunked;
3654  // AC: TODO: add AUTO schedule, and probably remove TRAPEZOIDAL (OMP 3.0 does
3655  // not allow it)
3656  else if (!__kmp_strcasecmp_with_sentinel("auto", ptr, *delim)) { /* AUTO */
3657  sched = kmp_sch_auto;
3658  if (comma) {
3659  __kmp_msg(kmp_ms_warning, KMP_MSG(IgnoreChunk, name, comma),
3660  __kmp_msg_null);
3661  comma = NULL;
3662  }
3663  } else if (!__kmp_strcasecmp_with_sentinel("trapezoidal", ptr,
3664  *delim)) /* TRAPEZOIDAL */
3665  sched = kmp_sch_trapezoidal;
3666  else if (!__kmp_strcasecmp_with_sentinel("static", ptr, *delim)) /* STATIC */
3667  sched = kmp_sch_static;
3668 #if KMP_STATIC_STEAL_ENABLED
3669  else if (!__kmp_strcasecmp_with_sentinel("static_steal", ptr, *delim))
3670  sched = kmp_sch_static_steal;
3671 #endif
3672  else {
3673  KMP_WARNING(StgInvalidValue, name, value);
3674  __kmp_omp_schedule_restore();
3675  return NULL;
3676  }
3677  if (ptr && comma && *comma == *delim) {
3678  ptr = comma + 1;
3679  SKIP_DIGITS(ptr);
3680 
3681  if (sched == kmp_sch_static)
3682  sched = kmp_sch_static_chunked;
3683  ++comma;
3684  chunk = __kmp_str_to_int(comma, *ptr);
3685  if (chunk < 1) {
3686  chunk = KMP_DEFAULT_CHUNK;
3687  __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidChunk, name, comma),
3688  __kmp_msg_null);
3689  KMP_INFORM(Using_int_Value, name, __kmp_chunk);
3690  // AC: next block commented out until KMP_DEFAULT_CHUNK != KMP_MIN_CHUNK
3691  // (to improve code coverage :)
3692  // The default chunk size is 1 according to standard, thus making
3693  // KMP_MIN_CHUNK not 1 we would introduce mess:
3694  // wrong chunk becomes 1, but it will be impossible to explicitely set
3695  // 1, because it becomes KMP_MIN_CHUNK...
3696  // } else if ( chunk < KMP_MIN_CHUNK ) {
3697  // chunk = KMP_MIN_CHUNK;
3698  } else if (chunk > KMP_MAX_CHUNK) {
3699  chunk = KMP_MAX_CHUNK;
3700  __kmp_msg(kmp_ms_warning, KMP_MSG(LargeChunk, name, comma),
3701  __kmp_msg_null);
3702  KMP_INFORM(Using_int_Value, name, chunk);
3703  }
3704  } else if (ptr) {
3705  SKIP_TOKEN(ptr);
3706  }
3707 #if KMP_USE_HIER_SCHED
3708  if (layer != kmp_hier_layer_e::LAYER_THREAD) {
3709  __kmp_hier_scheds.append(sched, chunk, layer);
3710  } else
3711 #endif
3712  {
3713  __kmp_chunk = chunk;
3714  __kmp_sched = sched;
3715  }
3716  return ptr;
3717 }
3718 
3719 static void __kmp_stg_parse_omp_schedule(char const *name, char const *value,
3720  void *data) {
3721  size_t length;
3722  const char *ptr = value;
3723  SKIP_WS(ptr);
3724  if (value) {
3725  length = KMP_STRLEN(value);
3726  if (length) {
3727  if (value[length - 1] == '"' || value[length - 1] == '\'')
3728  KMP_WARNING(UnbalancedQuotes, name);
3729 /* get the specified scheduling style */
3730 #if KMP_USE_HIER_SCHED
3731  if (!__kmp_strcasecmp_with_sentinel("EXPERIMENTAL", ptr, ' ')) {
3732  SKIP_TOKEN(ptr);
3733  SKIP_WS(ptr);
3734  while ((ptr = __kmp_parse_single_omp_schedule(name, ptr, true))) {
3735  while (*ptr == ' ' || *ptr == '\t' || *ptr == ':')
3736  ptr++;
3737  }
3738  } else
3739 #endif
3740  __kmp_parse_single_omp_schedule(name, ptr);
3741  } else
3742  KMP_WARNING(EmptyString, name);
3743  }
3744 #if KMP_USE_HIER_SCHED
3745  __kmp_hier_scheds.sort();
3746 #endif
3747  K_DIAG(1, ("__kmp_static == %d\n", __kmp_static))
3748  K_DIAG(1, ("__kmp_guided == %d\n", __kmp_guided))
3749  K_DIAG(1, ("__kmp_sched == %d\n", __kmp_sched))
3750  K_DIAG(1, ("__kmp_chunk == %d\n", __kmp_chunk))
3751 } // __kmp_stg_parse_omp_schedule
3752 
3753 static void __kmp_stg_print_omp_schedule(kmp_str_buf_t *buffer,
3754  char const *name, void *data) {
3755  if (__kmp_env_format) {
3756  KMP_STR_BUF_PRINT_NAME_EX(name);
3757  } else {
3758  __kmp_str_buf_print(buffer, " %s='", name);
3759  }
3760  if (__kmp_chunk) {
3761  switch (__kmp_sched) {
3762  case kmp_sch_dynamic_chunked:
3763  __kmp_str_buf_print(buffer, "%s,%d'\n", "dynamic", __kmp_chunk);
3764  break;
3765  case kmp_sch_guided_iterative_chunked:
3766  case kmp_sch_guided_analytical_chunked:
3767  __kmp_str_buf_print(buffer, "%s,%d'\n", "guided", __kmp_chunk);
3768  break;
3769  case kmp_sch_trapezoidal:
3770  __kmp_str_buf_print(buffer, "%s,%d'\n", "trapezoidal", __kmp_chunk);
3771  break;
3772  case kmp_sch_static:
3773  case kmp_sch_static_chunked:
3774  case kmp_sch_static_balanced:
3775  case kmp_sch_static_greedy:
3776  __kmp_str_buf_print(buffer, "%s,%d'\n", "static", __kmp_chunk);
3777  break;
3778  case kmp_sch_static_steal:
3779  __kmp_str_buf_print(buffer, "%s,%d'\n", "static_steal", __kmp_chunk);
3780  break;
3781  case kmp_sch_auto:
3782  __kmp_str_buf_print(buffer, "%s,%d'\n", "auto", __kmp_chunk);
3783  break;
3784  }
3785  } else {
3786  switch (__kmp_sched) {
3787  case kmp_sch_dynamic_chunked:
3788  __kmp_str_buf_print(buffer, "%s'\n", "dynamic");
3789  break;
3790  case kmp_sch_guided_iterative_chunked:
3791  case kmp_sch_guided_analytical_chunked:
3792  __kmp_str_buf_print(buffer, "%s'\n", "guided");
3793  break;
3794  case kmp_sch_trapezoidal:
3795  __kmp_str_buf_print(buffer, "%s'\n", "trapezoidal");
3796  break;
3797  case kmp_sch_static:
3798  case kmp_sch_static_chunked:
3799  case kmp_sch_static_balanced:
3800  case kmp_sch_static_greedy:
3801  __kmp_str_buf_print(buffer, "%s'\n", "static");
3802  break;
3803  case kmp_sch_static_steal:
3804  __kmp_str_buf_print(buffer, "%s'\n", "static_steal");
3805  break;
3806  case kmp_sch_auto:
3807  __kmp_str_buf_print(buffer, "%s'\n", "auto");
3808  break;
3809  }
3810  }
3811 } // __kmp_stg_print_omp_schedule
3812 
3813 #if KMP_USE_HIER_SCHED
3814 // -----------------------------------------------------------------------------
3815 // KMP_DISP_HAND_THREAD
3816 static void __kmp_stg_parse_kmp_hand_thread(char const *name, char const *value,
3817  void *data) {
3818  __kmp_stg_parse_bool(name, value, &(__kmp_dispatch_hand_threading));
3819 } // __kmp_stg_parse_kmp_hand_thread
3820 
3821 static void __kmp_stg_print_kmp_hand_thread(kmp_str_buf_t *buffer,
3822  char const *name, void *data) {
3823  __kmp_stg_print_bool(buffer, name, __kmp_dispatch_hand_threading);
3824 } // __kmp_stg_print_kmp_hand_thread
3825 #endif
3826 
3827 // -----------------------------------------------------------------------------
3828 // KMP_ATOMIC_MODE
3829 
3830 static void __kmp_stg_parse_atomic_mode(char const *name, char const *value,
3831  void *data) {
3832  // Modes: 0 -- do not change default; 1 -- Intel perf mode, 2 -- GOMP
3833  // compatibility mode.
3834  int mode = 0;
3835  int max = 1;
3836 #ifdef KMP_GOMP_COMPAT
3837  max = 2;
3838 #endif /* KMP_GOMP_COMPAT */
3839  __kmp_stg_parse_int(name, value, 0, max, &mode);
3840  // TODO; parse_int is not very suitable for this case. In case of overflow it
3841  // is better to use
3842  // 0 rather that max value.
3843  if (mode > 0) {
3844  __kmp_atomic_mode = mode;
3845  }
3846 } // __kmp_stg_parse_atomic_mode
3847 
3848 static void __kmp_stg_print_atomic_mode(kmp_str_buf_t *buffer, char const *name,
3849  void *data) {
3850  __kmp_stg_print_int(buffer, name, __kmp_atomic_mode);
3851 } // __kmp_stg_print_atomic_mode
3852 
3853 // -----------------------------------------------------------------------------
3854 // KMP_CONSISTENCY_CHECK
3855 
3856 static void __kmp_stg_parse_consistency_check(char const *name,
3857  char const *value, void *data) {
3858  if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
3859  // Note, this will not work from kmp_set_defaults because th_cons stack was
3860  // not allocated
3861  // for existed thread(s) thus the first __kmp_push_<construct> will break
3862  // with assertion.
3863  // TODO: allocate th_cons if called from kmp_set_defaults.
3864  __kmp_env_consistency_check = TRUE;
3865  } else if (!__kmp_strcasecmp_with_sentinel("none", value, 0)) {
3866  __kmp_env_consistency_check = FALSE;
3867  } else {
3868  KMP_WARNING(StgInvalidValue, name, value);
3869  }
3870 } // __kmp_stg_parse_consistency_check
3871 
3872 static void __kmp_stg_print_consistency_check(kmp_str_buf_t *buffer,
3873  char const *name, void *data) {
3874 #if KMP_DEBUG
3875  const char *value = NULL;
3876 
3877  if (__kmp_env_consistency_check) {
3878  value = "all";
3879  } else {
3880  value = "none";
3881  }
3882 
3883  if (value != NULL) {
3884  __kmp_stg_print_str(buffer, name, value);
3885  }
3886 #endif /* KMP_DEBUG */
3887 } // __kmp_stg_print_consistency_check
3888 
3889 #if USE_ITT_BUILD
3890 // -----------------------------------------------------------------------------
3891 // KMP_ITT_PREPARE_DELAY
3892 
3893 #if USE_ITT_NOTIFY
3894 
3895 static void __kmp_stg_parse_itt_prepare_delay(char const *name,
3896  char const *value, void *data) {
3897  // Experimental code: KMP_ITT_PREPARE_DELAY specifies numbert of loop
3898  // iterations.
3899  int delay = 0;
3900  __kmp_stg_parse_int(name, value, 0, INT_MAX, &delay);
3901  __kmp_itt_prepare_delay = delay;
3902 } // __kmp_str_parse_itt_prepare_delay
3903 
3904 static void __kmp_stg_print_itt_prepare_delay(kmp_str_buf_t *buffer,
3905  char const *name, void *data) {
3906  __kmp_stg_print_uint64(buffer, name, __kmp_itt_prepare_delay);
3907 
3908 } // __kmp_str_print_itt_prepare_delay
3909 
3910 #endif // USE_ITT_NOTIFY
3911 #endif /* USE_ITT_BUILD */
3912 
3913 // -----------------------------------------------------------------------------
3914 // KMP_MALLOC_POOL_INCR
3915 
3916 static void __kmp_stg_parse_malloc_pool_incr(char const *name,
3917  char const *value, void *data) {
3918  __kmp_stg_parse_size(name, value, KMP_MIN_MALLOC_POOL_INCR,
3919  KMP_MAX_MALLOC_POOL_INCR, NULL, &__kmp_malloc_pool_incr,
3920  1);
3921 } // __kmp_stg_parse_malloc_pool_incr
3922 
3923 static void __kmp_stg_print_malloc_pool_incr(kmp_str_buf_t *buffer,
3924  char const *name, void *data) {
3925  __kmp_stg_print_size(buffer, name, __kmp_malloc_pool_incr);
3926 
3927 } // _kmp_stg_print_malloc_pool_incr
3928 
3929 #ifdef KMP_DEBUG
3930 
3931 // -----------------------------------------------------------------------------
3932 // KMP_PAR_RANGE
3933 
3934 static void __kmp_stg_parse_par_range_env(char const *name, char const *value,
3935  void *data) {
3936  __kmp_stg_parse_par_range(name, value, &__kmp_par_range,
3937  __kmp_par_range_routine, __kmp_par_range_filename,
3938  &__kmp_par_range_lb, &__kmp_par_range_ub);
3939 } // __kmp_stg_parse_par_range_env
3940 
3941 static void __kmp_stg_print_par_range_env(kmp_str_buf_t *buffer,
3942  char const *name, void *data) {
3943  if (__kmp_par_range != 0) {
3944  __kmp_stg_print_str(buffer, name, par_range_to_print);
3945  }
3946 } // __kmp_stg_print_par_range_env
3947 
3948 // -----------------------------------------------------------------------------
3949 // KMP_YIELD_CYCLE, KMP_YIELD_ON, KMP_YIELD_OFF
3950 
3951 static void __kmp_stg_parse_yield_cycle(char const *name, char const *value,
3952  void *data) {
3953  int flag = __kmp_yield_cycle;
3954  __kmp_stg_parse_bool(name, value, &flag);
3955  __kmp_yield_cycle = flag;
3956 } // __kmp_stg_parse_yield_cycle
3957 
3958 static void __kmp_stg_print_yield_cycle(kmp_str_buf_t *buffer, char const *name,
3959  void *data) {
3960  __kmp_stg_print_bool(buffer, name, __kmp_yield_cycle);
3961 } // __kmp_stg_print_yield_cycle
3962 
3963 static void __kmp_stg_parse_yield_on(char const *name, char const *value,
3964  void *data) {
3965  __kmp_stg_parse_int(name, value, 2, INT_MAX, &__kmp_yield_on_count);
3966 } // __kmp_stg_parse_yield_on
3967 
3968 static void __kmp_stg_print_yield_on(kmp_str_buf_t *buffer, char const *name,
3969  void *data) {
3970  __kmp_stg_print_int(buffer, name, __kmp_yield_on_count);
3971 } // __kmp_stg_print_yield_on
3972 
3973 static void __kmp_stg_parse_yield_off(char const *name, char const *value,
3974  void *data) {
3975  __kmp_stg_parse_int(name, value, 2, INT_MAX, &__kmp_yield_off_count);
3976 } // __kmp_stg_parse_yield_off
3977 
3978 static void __kmp_stg_print_yield_off(kmp_str_buf_t *buffer, char const *name,
3979  void *data) {
3980  __kmp_stg_print_int(buffer, name, __kmp_yield_off_count);
3981 } // __kmp_stg_print_yield_off
3982 
3983 #endif
3984 
3985 // -----------------------------------------------------------------------------
3986 // KMP_INIT_WAIT, KMP_NEXT_WAIT
3987 
3988 static void __kmp_stg_parse_init_wait(char const *name, char const *value,
3989  void *data) {
3990  int wait;
3991  KMP_ASSERT((__kmp_init_wait & 1) == 0);
3992  wait = __kmp_init_wait / 2;
3993  __kmp_stg_parse_int(name, value, KMP_MIN_INIT_WAIT, KMP_MAX_INIT_WAIT, &wait);
3994  __kmp_init_wait = wait * 2;
3995  KMP_ASSERT((__kmp_init_wait & 1) == 0);
3996  __kmp_yield_init = __kmp_init_wait;
3997 } // __kmp_stg_parse_init_wait
3998 
3999 static void __kmp_stg_print_init_wait(kmp_str_buf_t *buffer, char const *name,
4000  void *data) {
4001  __kmp_stg_print_int(buffer, name, __kmp_init_wait);
4002 } // __kmp_stg_print_init_wait
4003 
4004 static void __kmp_stg_parse_next_wait(char const *name, char const *value,
4005  void *data) {
4006  int wait;
4007  KMP_ASSERT((__kmp_next_wait & 1) == 0);
4008  wait = __kmp_next_wait / 2;
4009  __kmp_stg_parse_int(name, value, KMP_MIN_NEXT_WAIT, KMP_MAX_NEXT_WAIT, &wait);
4010  __kmp_next_wait = wait * 2;
4011  KMP_ASSERT((__kmp_next_wait & 1) == 0);
4012  __kmp_yield_next = __kmp_next_wait;
4013 } // __kmp_stg_parse_next_wait
4014 
4015 static void __kmp_stg_print_next_wait(kmp_str_buf_t *buffer, char const *name,
4016  void *data) {
4017  __kmp_stg_print_int(buffer, name, __kmp_next_wait);
4018 } //__kmp_stg_print_next_wait
4019 
4020 // -----------------------------------------------------------------------------
4021 // KMP_GTID_MODE
4022 
4023 static void __kmp_stg_parse_gtid_mode(char const *name, char const *value,
4024  void *data) {
4025  // Modes:
4026  // 0 -- do not change default
4027  // 1 -- sp search
4028  // 2 -- use "keyed" TLS var, i.e.
4029  // pthread_getspecific(Linux* OS/OS X*) or TlsGetValue(Windows* OS)
4030  // 3 -- __declspec(thread) TLS var in tdata section
4031  int mode = 0;
4032  int max = 2;
4033 #ifdef KMP_TDATA_GTID
4034  max = 3;
4035 #endif /* KMP_TDATA_GTID */
4036  __kmp_stg_parse_int(name, value, 0, max, &mode);
4037  // TODO; parse_int is not very suitable for this case. In case of overflow it
4038  // is better to use 0 rather that max value.
4039  if (mode == 0) {
4040  __kmp_adjust_gtid_mode = TRUE;
4041  } else {
4042  __kmp_gtid_mode = mode;
4043  __kmp_adjust_gtid_mode = FALSE;
4044  }
4045 } // __kmp_str_parse_gtid_mode
4046 
4047 static void __kmp_stg_print_gtid_mode(kmp_str_buf_t *buffer, char const *name,
4048  void *data) {
4049  if (__kmp_adjust_gtid_mode) {
4050  __kmp_stg_print_int(buffer, name, 0);
4051  } else {
4052  __kmp_stg_print_int(buffer, name, __kmp_gtid_mode);
4053  }
4054 } // __kmp_stg_print_gtid_mode
4055 
4056 // -----------------------------------------------------------------------------
4057 // KMP_NUM_LOCKS_IN_BLOCK
4058 
4059 static void __kmp_stg_parse_lock_block(char const *name, char const *value,
4060  void *data) {
4061  __kmp_stg_parse_int(name, value, 0, KMP_INT_MAX, &__kmp_num_locks_in_block);
4062 } // __kmp_str_parse_lock_block
4063 
4064 static void __kmp_stg_print_lock_block(kmp_str_buf_t *buffer, char const *name,
4065  void *data) {
4066  __kmp_stg_print_int(buffer, name, __kmp_num_locks_in_block);
4067 } // __kmp_stg_print_lock_block
4068 
4069 // -----------------------------------------------------------------------------
4070 // KMP_LOCK_KIND
4071 
4072 #if KMP_USE_DYNAMIC_LOCK
4073 #define KMP_STORE_LOCK_SEQ(a) (__kmp_user_lock_seq = lockseq_##a)
4074 #else
4075 #define KMP_STORE_LOCK_SEQ(a)
4076 #endif
4077 
4078 static void __kmp_stg_parse_lock_kind(char const *name, char const *value,
4079  void *data) {
4080  if (__kmp_init_user_locks) {
4081  KMP_WARNING(EnvLockWarn, name);
4082  return;
4083  }
4084 
4085  if (__kmp_str_match("tas", 2, value) ||
4086  __kmp_str_match("test and set", 2, value) ||
4087  __kmp_str_match("test_and_set", 2, value) ||
4088  __kmp_str_match("test-and-set", 2, value) ||
4089  __kmp_str_match("test andset", 2, value) ||
4090  __kmp_str_match("test_andset", 2, value) ||
4091  __kmp_str_match("test-andset", 2, value) ||
4092  __kmp_str_match("testand set", 2, value) ||
4093  __kmp_str_match("testand_set", 2, value) ||
4094  __kmp_str_match("testand-set", 2, value) ||
4095  __kmp_str_match("testandset", 2, value)) {
4096  __kmp_user_lock_kind = lk_tas;
4097  KMP_STORE_LOCK_SEQ(tas);
4098  }
4099 #if KMP_USE_FUTEX
4100  else if (__kmp_str_match("futex", 1, value)) {
4101  if (__kmp_futex_determine_capable()) {
4102  __kmp_user_lock_kind = lk_futex;
4103  KMP_STORE_LOCK_SEQ(futex);
4104  } else {
4105  KMP_WARNING(FutexNotSupported, name, value);
4106  }
4107  }
4108 #endif
4109  else if (__kmp_str_match("ticket", 2, value)) {
4110  __kmp_user_lock_kind = lk_ticket;
4111  KMP_STORE_LOCK_SEQ(ticket);
4112  } else if (__kmp_str_match("queuing", 1, value) ||
4113  __kmp_str_match("queue", 1, value)) {
4114  __kmp_user_lock_kind = lk_queuing;
4115  KMP_STORE_LOCK_SEQ(queuing);
4116  } else if (__kmp_str_match("drdpa ticket", 1, value) ||
4117  __kmp_str_match("drdpa_ticket", 1, value) ||
4118  __kmp_str_match("drdpa-ticket", 1, value) ||
4119  __kmp_str_match("drdpaticket", 1, value) ||
4120  __kmp_str_match("drdpa", 1, value)) {
4121  __kmp_user_lock_kind = lk_drdpa;
4122  KMP_STORE_LOCK_SEQ(drdpa);
4123  }
4124 #if KMP_USE_ADAPTIVE_LOCKS
4125  else if (__kmp_str_match("adaptive", 1, value)) {
4126  if (__kmp_cpuinfo.rtm) { // ??? Is cpuinfo available here?
4127  __kmp_user_lock_kind = lk_adaptive;
4128  KMP_STORE_LOCK_SEQ(adaptive);
4129  } else {
4130  KMP_WARNING(AdaptiveNotSupported, name, value);
4131  __kmp_user_lock_kind = lk_queuing;
4132  KMP_STORE_LOCK_SEQ(queuing);
4133  }
4134  }
4135 #endif // KMP_USE_ADAPTIVE_LOCKS
4136 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4137  else if (__kmp_str_match("rtm", 1, value)) {
4138  if (__kmp_cpuinfo.rtm) {
4139  __kmp_user_lock_kind = lk_rtm;
4140  KMP_STORE_LOCK_SEQ(rtm);
4141  } else {
4142  KMP_WARNING(AdaptiveNotSupported, name, value);
4143  __kmp_user_lock_kind = lk_queuing;
4144  KMP_STORE_LOCK_SEQ(queuing);
4145  }
4146  } else if (__kmp_str_match("hle", 1, value)) {
4147  __kmp_user_lock_kind = lk_hle;
4148  KMP_STORE_LOCK_SEQ(hle);
4149  }
4150 #endif
4151  else {
4152  KMP_WARNING(StgInvalidValue, name, value);
4153  }
4154 }
4155 
4156 static void __kmp_stg_print_lock_kind(kmp_str_buf_t *buffer, char const *name,
4157  void *data) {
4158  const char *value = NULL;
4159 
4160  switch (__kmp_user_lock_kind) {
4161  case lk_default:
4162  value = "default";
4163  break;
4164 
4165  case lk_tas:
4166  value = "tas";
4167  break;
4168 
4169 #if KMP_USE_FUTEX
4170  case lk_futex:
4171  value = "futex";
4172  break;
4173 #endif
4174 
4175 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4176  case lk_rtm:
4177  value = "rtm";
4178  break;
4179 
4180  case lk_hle:
4181  value = "hle";
4182  break;
4183 #endif
4184 
4185  case lk_ticket:
4186  value = "ticket";
4187  break;
4188 
4189  case lk_queuing:
4190  value = "queuing";
4191  break;
4192 
4193  case lk_drdpa:
4194  value = "drdpa";
4195  break;
4196 #if KMP_USE_ADAPTIVE_LOCKS
4197  case lk_adaptive:
4198  value = "adaptive";
4199  break;
4200 #endif
4201  }
4202 
4203  if (value != NULL) {
4204  __kmp_stg_print_str(buffer, name, value);
4205  }
4206 }
4207 
4208 // -----------------------------------------------------------------------------
4209 // KMP_SPIN_BACKOFF_PARAMS
4210 
4211 // KMP_SPIN_BACKOFF_PARAMS=max_backoff[,min_tick] (max backoff size, min tick
4212 // for machine pause)
4213 static void __kmp_stg_parse_spin_backoff_params(const char *name,
4214  const char *value, void *data) {
4215  const char *next = value;
4216 
4217  int total = 0; // Count elements that were set. It'll be used as an array size
4218  int prev_comma = FALSE; // For correct processing sequential commas
4219  int i;
4220 
4221  kmp_uint32 max_backoff = __kmp_spin_backoff_params.max_backoff;
4222  kmp_uint32 min_tick = __kmp_spin_backoff_params.min_tick;
4223 
4224  // Run only 3 iterations because it is enough to read two values or find a
4225  // syntax error
4226  for (i = 0; i < 3; i++) {
4227  SKIP_WS(next);
4228 
4229  if (*next == '\0') {
4230  break;
4231  }
4232  // Next character is not an integer or not a comma OR number of values > 2
4233  // => end of list
4234  if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4235  KMP_WARNING(EnvSyntaxError, name, value);
4236  return;
4237  }
4238  // The next character is ','
4239  if (*next == ',') {
4240  // ',' is the fisrt character
4241  if (total == 0 || prev_comma) {
4242  total++;
4243  }
4244  prev_comma = TRUE;
4245  next++; // skip ','
4246  SKIP_WS(next);
4247  }
4248  // Next character is a digit
4249  if (*next >= '0' && *next <= '9') {
4250  int num;
4251  const char *buf = next;
4252  char const *msg = NULL;
4253  prev_comma = FALSE;
4254  SKIP_DIGITS(next);
4255  total++;
4256 
4257  const char *tmp = next;
4258  SKIP_WS(tmp);
4259  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4260  KMP_WARNING(EnvSpacesNotAllowed, name, value);
4261  return;
4262  }
4263 
4264  num = __kmp_str_to_int(buf, *next);
4265  if (num <= 0) { // The number of retries should be > 0
4266  msg = KMP_I18N_STR(ValueTooSmall);
4267  num = 1;
4268  } else if (num > KMP_INT_MAX) {
4269  msg = KMP_I18N_STR(ValueTooLarge);
4270  num = KMP_INT_MAX;
4271  }
4272  if (msg != NULL) {
4273  // Message is not empty. Print warning.
4274  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4275  KMP_INFORM(Using_int_Value, name, num);
4276  }
4277  if (total == 1) {
4278  max_backoff = num;
4279  } else if (total == 2) {
4280  min_tick = num;
4281  }
4282  }
4283  }
4284  KMP_DEBUG_ASSERT(total > 0);
4285  if (total <= 0) {
4286  KMP_WARNING(EnvSyntaxError, name, value);
4287  return;
4288  }
4289  __kmp_spin_backoff_params.max_backoff = max_backoff;
4290  __kmp_spin_backoff_params.min_tick = min_tick;
4291 }
4292 
4293 static void __kmp_stg_print_spin_backoff_params(kmp_str_buf_t *buffer,
4294  char const *name, void *data) {
4295  if (__kmp_env_format) {
4296  KMP_STR_BUF_PRINT_NAME_EX(name);
4297  } else {
4298  __kmp_str_buf_print(buffer, " %s='", name);
4299  }
4300  __kmp_str_buf_print(buffer, "%d,%d'\n", __kmp_spin_backoff_params.max_backoff,
4301  __kmp_spin_backoff_params.min_tick);
4302 }
4303 
4304 #if KMP_USE_ADAPTIVE_LOCKS
4305 
4306 // -----------------------------------------------------------------------------
4307 // KMP_ADAPTIVE_LOCK_PROPS, KMP_SPECULATIVE_STATSFILE
4308 
4309 // Parse out values for the tunable parameters from a string of the form
4310 // KMP_ADAPTIVE_LOCK_PROPS=max_soft_retries[,max_badness]
4311 static void __kmp_stg_parse_adaptive_lock_props(const char *name,
4312  const char *value, void *data) {
4313  int max_retries = 0;
4314  int max_badness = 0;
4315 
4316  const char *next = value;
4317 
4318  int total = 0; // Count elements that were set. It'll be used as an array size
4319  int prev_comma = FALSE; // For correct processing sequential commas
4320  int i;
4321 
4322  // Save values in the structure __kmp_speculative_backoff_params
4323  // Run only 3 iterations because it is enough to read two values or find a
4324  // syntax error
4325  for (i = 0; i < 3; i++) {
4326  SKIP_WS(next);
4327 
4328  if (*next == '\0') {
4329  break;
4330  }
4331  // Next character is not an integer or not a comma OR number of values > 2
4332  // => end of list
4333  if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4334  KMP_WARNING(EnvSyntaxError, name, value);
4335  return;
4336  }
4337  // The next character is ','
4338  if (*next == ',') {
4339  // ',' is the fisrt character
4340  if (total == 0 || prev_comma) {
4341  total++;
4342  }
4343  prev_comma = TRUE;
4344  next++; // skip ','
4345  SKIP_WS(next);
4346  }
4347  // Next character is a digit
4348  if (*next >= '0' && *next <= '9') {
4349  int num;
4350  const char *buf = next;
4351  char const *msg = NULL;
4352  prev_comma = FALSE;
4353  SKIP_DIGITS(next);
4354  total++;
4355 
4356  const char *tmp = next;
4357  SKIP_WS(tmp);
4358  if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4359  KMP_WARNING(EnvSpacesNotAllowed, name, value);
4360  return;
4361  }
4362 
4363  num = __kmp_str_to_int(buf, *next);
4364  if (num < 0) { // The number of retries should be >= 0
4365  msg = KMP_I18N_STR(ValueTooSmall);
4366  num = 1;
4367  } else if (num > KMP_INT_MAX) {
4368  msg = KMP_I18N_STR(ValueTooLarge);
4369  num = KMP_INT_MAX;
4370  }
4371  if (msg != NULL) {
4372  // Message is not empty. Print warning.
4373  KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4374  KMP_INFORM(Using_int_Value, name, num);
4375  }
4376  if (total == 1) {
4377  max_retries = num;
4378  } else if (total == 2) {
4379  max_badness = num;
4380  }
4381  }
4382  }
4383  KMP_DEBUG_ASSERT(total > 0);
4384  if (total <= 0) {
4385  KMP_WARNING(EnvSyntaxError, name, value);
4386  return;
4387  }
4388  __kmp_adaptive_backoff_params.max_soft_retries = max_retries;
4389  __kmp_adaptive_backoff_params.max_badness = max_badness;
4390 }
4391 
4392 static void __kmp_stg_print_adaptive_lock_props(kmp_str_buf_t *buffer,
4393  char const *name, void *data) {
4394  if (__kmp_env_format) {
4395  KMP_STR_BUF_PRINT_NAME_EX(name);
4396  } else {
4397  __kmp_str_buf_print(buffer, " %s='", name);
4398  }
4399  __kmp_str_buf_print(buffer, "%d,%d'\n",
4400  __kmp_adaptive_backoff_params.max_soft_retries,
4401  __kmp_adaptive_backoff_params.max_badness);
4402 } // __kmp_stg_print_adaptive_lock_props
4403 
4404 #if KMP_DEBUG_ADAPTIVE_LOCKS
4405 
4406 static void __kmp_stg_parse_speculative_statsfile(char const *name,
4407  char const *value,
4408  void *data) {
4409  __kmp_stg_parse_file(name, value, "", CCAST(char**, &__kmp_speculative_statsfile));
4410 } // __kmp_stg_parse_speculative_statsfile
4411 
4412 static void __kmp_stg_print_speculative_statsfile(kmp_str_buf_t *buffer,
4413  char const *name,
4414  void *data) {
4415  if (__kmp_str_match("-", 0, __kmp_speculative_statsfile)) {
4416  __kmp_stg_print_str(buffer, name, "stdout");
4417  } else {
4418  __kmp_stg_print_str(buffer, name, __kmp_speculative_statsfile);
4419  }
4420 
4421 } // __kmp_stg_print_speculative_statsfile
4422 
4423 #endif // KMP_DEBUG_ADAPTIVE_LOCKS
4424 
4425 #endif // KMP_USE_ADAPTIVE_LOCKS
4426 
4427 // -----------------------------------------------------------------------------
4428 // KMP_HW_SUBSET (was KMP_PLACE_THREADS)
4429 
4430 // The longest observable sequense of items is
4431 // Socket-Node-Tile-Core-Thread
4432 // So, let's limit to 5 levels for now
4433 // The input string is usually short enough, let's use 512 limit for now
4434 #define MAX_T_LEVEL 5
4435 #define MAX_STR_LEN 512
4436 static void __kmp_stg_parse_hw_subset(char const *name, char const *value,
4437  void *data) {
4438  // Value example: 1s,5c@3,2T
4439  // Which means "use 1 socket, 5 cores with offset 3, 2 threads per core"
4440  kmp_setting_t **rivals = (kmp_setting_t **)data;
4441  if (strcmp(name, "KMP_PLACE_THREADS") == 0) {
4442  KMP_INFORM(EnvVarDeprecated, name, "KMP_HW_SUBSET");
4443  }
4444  if (__kmp_stg_check_rivals(name, value, rivals)) {
4445  return;
4446  }
4447 
4448  char *components[MAX_T_LEVEL];
4449  char const *digits = "0123456789";
4450  char input[MAX_STR_LEN];
4451  size_t len = 0, mlen = MAX_STR_LEN;
4452  int level = 0;
4453  // Canonize the string (remove spaces, unify delimiters, etc.)
4454  char *pos = CCAST(char *, value);
4455  while (*pos && mlen) {
4456  if (*pos != ' ') { // skip spaces
4457  if (len == 0 && *pos == ':') {
4458  __kmp_hws_abs_flag = 1; // if the first symbol is ":", skip it
4459  } else {
4460  input[len] = toupper(*pos);
4461  if (input[len] == 'X')
4462  input[len] = ','; // unify delimiters of levels
4463  if (input[len] == 'O' && strchr(digits, *(pos + 1)))
4464  input[len] = '@'; // unify delimiters of offset
4465  len++;
4466  }
4467  }
4468  mlen--;
4469  pos++;
4470  }
4471  if (len == 0 || mlen == 0)
4472  goto err; // contents is either empty or too long
4473  input[len] = '\0';
4474  __kmp_hws_requested = 1; // mark that subset requested
4475  // Split by delimiter
4476  pos = input;
4477  components[level++] = pos;
4478  while ((pos = strchr(pos, ','))) {
4479  *pos = '\0'; // modify input and avoid more copying
4480  components[level++] = ++pos; // expect something after ","
4481  if (level > MAX_T_LEVEL)
4482  goto err; // too many components provided
4483  }
4484  // Check each component
4485  for (int i = 0; i < level; ++i) {
4486  int offset = 0;
4487  int num = atoi(components[i]); // each component should start with a number
4488  if ((pos = strchr(components[i], '@'))) {
4489  offset = atoi(pos + 1); // save offset
4490  *pos = '\0'; // cut the offset from the component
4491  }
4492  pos = components[i] + strspn(components[i], digits);
4493  if (pos == components[i])
4494  goto err;
4495  // detect the component type
4496  switch (*pos) {
4497  case 'S': // Socket
4498  if (__kmp_hws_socket.num > 0)
4499  goto err; // duplicate is not allowed
4500  __kmp_hws_socket.num = num;
4501  __kmp_hws_socket.offset = offset;
4502  break;
4503  case 'N': // NUMA Node
4504  if (__kmp_hws_node.num > 0)
4505  goto err; // duplicate is not allowed
4506  __kmp_hws_node.num = num;
4507  __kmp_hws_node.offset = offset;
4508  break;
4509  case 'L': // Cache
4510  if (*(pos + 1) == '2') { // L2 - Tile
4511  if (__kmp_hws_tile.num > 0)
4512  goto err; // duplicate is not allowed
4513  __kmp_hws_tile.num = num;
4514  __kmp_hws_tile.offset = offset;
4515  } else if (*(pos + 1) == '3') { // L3 - Socket
4516  if (__kmp_hws_socket.num > 0)
4517  goto err; // duplicate is not allowed
4518  __kmp_hws_socket.num = num;
4519  __kmp_hws_socket.offset = offset;
4520  } else if (*(pos + 1) == '1') { // L1 - Core
4521  if (__kmp_hws_core.num > 0)
4522  goto err; // duplicate is not allowed
4523  __kmp_hws_core.num = num;
4524  __kmp_hws_core.offset = offset;
4525  }
4526  break;
4527  case 'C': // Core (or Cache?)
4528  if (*(pos + 1) != 'A') {
4529  if (__kmp_hws_core.num > 0)
4530  goto err; // duplicate is not allowed
4531  __kmp_hws_core.num = num;
4532  __kmp_hws_core.offset = offset;
4533  } else { // Cache
4534  char *d = pos + strcspn(pos, digits); // find digit
4535  if (*d == '2') { // L2 - Tile
4536  if (__kmp_hws_tile.num > 0)
4537  goto err; // duplicate is not allowed
4538  __kmp_hws_tile.num = num;
4539  __kmp_hws_tile.offset = offset;
4540  } else if (*d == '3') { // L3 - Socket
4541  if (__kmp_hws_socket.num > 0)
4542  goto err; // duplicate is not allowed
4543  __kmp_hws_socket.num = num;
4544  __kmp_hws_socket.offset = offset;
4545  } else if (*d == '1') { // L1 - Core
4546  if (__kmp_hws_core.num > 0)
4547  goto err; // duplicate is not allowed
4548  __kmp_hws_core.num = num;
4549  __kmp_hws_core.offset = offset;
4550  } else {
4551  goto err;
4552  }
4553  }
4554  break;
4555  case 'T': // Thread
4556  if (__kmp_hws_proc.num > 0)
4557  goto err; // duplicate is not allowed
4558  __kmp_hws_proc.num = num;
4559  __kmp_hws_proc.offset = offset;
4560  break;
4561  default:
4562  goto err;
4563  }
4564  }
4565  return;
4566 err:
4567  KMP_WARNING(AffHWSubsetInvalid, name, value);
4568  __kmp_hws_requested = 0; // mark that subset not requested
4569  return;
4570 }
4571 
4572 static void __kmp_stg_print_hw_subset(kmp_str_buf_t *buffer, char const *name,
4573  void *data) {
4574  if (__kmp_hws_requested) {
4575  int comma = 0;
4576  kmp_str_buf_t buf;
4577  __kmp_str_buf_init(&buf);
4578  if (__kmp_env_format)
4579  KMP_STR_BUF_PRINT_NAME_EX(name);
4580  else
4581  __kmp_str_buf_print(buffer, " %s='", name);
4582  if (__kmp_hws_socket.num) {
4583  __kmp_str_buf_print(&buf, "%ds", __kmp_hws_socket.num);
4584  if (__kmp_hws_socket.offset)
4585  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_socket.offset);
4586  comma = 1;
4587  }
4588  if (__kmp_hws_node.num) {
4589  __kmp_str_buf_print(&buf, "%s%dn", comma ? "," : "", __kmp_hws_node.num);
4590  if (__kmp_hws_node.offset)
4591  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_node.offset);
4592  comma = 1;
4593  }
4594  if (__kmp_hws_tile.num) {
4595  __kmp_str_buf_print(&buf, "%s%dL2", comma ? "," : "", __kmp_hws_tile.num);
4596  if (__kmp_hws_tile.offset)
4597  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_tile.offset);
4598  comma = 1;
4599  }
4600  if (__kmp_hws_core.num) {
4601  __kmp_str_buf_print(&buf, "%s%dc", comma ? "," : "", __kmp_hws_core.num);
4602  if (__kmp_hws_core.offset)
4603  __kmp_str_buf_print(&buf, "@%d", __kmp_hws_core.offset);
4604  comma = 1;
4605  }
4606  if (__kmp_hws_proc.num)
4607  __kmp_str_buf_print(&buf, "%s%dt", comma ? "," : "", __kmp_hws_proc.num);
4608  __kmp_str_buf_print(buffer, "%s'\n", buf.str);
4609  __kmp_str_buf_free(&buf);
4610  }
4611 }
4612 
4613 #if USE_ITT_BUILD
4614 // -----------------------------------------------------------------------------
4615 // KMP_FORKJOIN_FRAMES
4616 
4617 static void __kmp_stg_parse_forkjoin_frames(char const *name, char const *value,
4618  void *data) {
4619  __kmp_stg_parse_bool(name, value, &__kmp_forkjoin_frames);
4620 } // __kmp_stg_parse_forkjoin_frames
4621 
4622 static void __kmp_stg_print_forkjoin_frames(kmp_str_buf_t *buffer,
4623  char const *name, void *data) {
4624  __kmp_stg_print_bool(buffer, name, __kmp_forkjoin_frames);
4625 } // __kmp_stg_print_forkjoin_frames
4626 
4627 // -----------------------------------------------------------------------------
4628 // KMP_FORKJOIN_FRAMES_MODE
4629 
4630 static void __kmp_stg_parse_forkjoin_frames_mode(char const *name,
4631  char const *value,
4632  void *data) {
4633  __kmp_stg_parse_int(name, value, 0, 3, &__kmp_forkjoin_frames_mode);
4634 } // __kmp_stg_parse_forkjoin_frames
4635 
4636 static void __kmp_stg_print_forkjoin_frames_mode(kmp_str_buf_t *buffer,
4637  char const *name, void *data) {
4638  __kmp_stg_print_int(buffer, name, __kmp_forkjoin_frames_mode);
4639 } // __kmp_stg_print_forkjoin_frames
4640 #endif /* USE_ITT_BUILD */
4641 
4642 // -----------------------------------------------------------------------------
4643 // OMP_DISPLAY_ENV
4644 
4645 #if OMP_40_ENABLED
4646 
4647 static void __kmp_stg_parse_omp_display_env(char const *name, char const *value,
4648  void *data) {
4649  if (__kmp_str_match("VERBOSE", 1, value)) {
4650  __kmp_display_env_verbose = TRUE;
4651  } else {
4652  __kmp_stg_parse_bool(name, value, &__kmp_display_env);
4653  }
4654 
4655 } // __kmp_stg_parse_omp_display_env
4656 
4657 static void __kmp_stg_print_omp_display_env(kmp_str_buf_t *buffer,
4658  char const *name, void *data) {
4659  if (__kmp_display_env_verbose) {
4660  __kmp_stg_print_str(buffer, name, "VERBOSE");
4661  } else {
4662  __kmp_stg_print_bool(buffer, name, __kmp_display_env);
4663  }
4664 } // __kmp_stg_print_omp_display_env
4665 
4666 static void __kmp_stg_parse_omp_cancellation(char const *name,
4667  char const *value, void *data) {
4668  if (TCR_4(__kmp_init_parallel)) {
4669  KMP_WARNING(EnvParallelWarn, name);
4670  return;
4671  } // read value before first parallel only
4672  __kmp_stg_parse_bool(name, value, &__kmp_omp_cancellation);
4673 } // __kmp_stg_parse_omp_cancellation
4674 
4675 static void __kmp_stg_print_omp_cancellation(kmp_str_buf_t *buffer,
4676  char const *name, void *data) {
4677  __kmp_stg_print_bool(buffer, name, __kmp_omp_cancellation);
4678 } // __kmp_stg_print_omp_cancellation
4679 
4680 #endif
4681 
4682 #if OMP_50_ENABLED && OMPT_SUPPORT
4683 static int __kmp_tool = 1;
4684 
4685 static void __kmp_stg_parse_omp_tool(char const *name, char const *value,
4686  void *data) {
4687  __kmp_stg_parse_bool(name, value, &__kmp_tool);
4688 } // __kmp_stg_parse_omp_tool
4689 
4690 static void __kmp_stg_print_omp_tool(kmp_str_buf_t *buffer, char const *name,
4691  void *data) {
4692  if (__kmp_env_format) {
4693  KMP_STR_BUF_PRINT_BOOL_EX(name, __kmp_tool, "enabled", "disabled");
4694  } else {
4695  __kmp_str_buf_print(buffer, " %s=%s\n", name,
4696  __kmp_tool ? "enabled" : "disabled");
4697  }
4698 } // __kmp_stg_print_omp_tool
4699 
4700 static char *__kmp_tool_libraries = NULL;
4701 
4702 static void __kmp_stg_parse_omp_tool_libraries(char const *name,
4703  char const *value, void *data) {
4704  __kmp_stg_parse_str(name, value, &__kmp_tool_libraries);
4705 } // __kmp_stg_parse_omp_tool_libraries
4706 
4707 static void __kmp_stg_print_omp_tool_libraries(kmp_str_buf_t *buffer,
4708  char const *name, void *data) {
4709  if (__kmp_tool_libraries)
4710  __kmp_stg_print_str(buffer, name, __kmp_tool_libraries);
4711  else {
4712  if (__kmp_env_format) {
4713  KMP_STR_BUF_PRINT_NAME;
4714  } else {
4715  __kmp_str_buf_print(buffer, " %s", name);
4716  }
4717  __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
4718  }
4719 } // __kmp_stg_print_omp_tool_libraries
4720 
4721 #endif
4722 
4723 // Table.
4724 
4725 static kmp_setting_t __kmp_stg_table[] = {
4726 
4727  {"KMP_ALL_THREADS", __kmp_stg_parse_device_thread_limit, NULL, NULL, 0, 0},
4728  {"KMP_BLOCKTIME", __kmp_stg_parse_blocktime, __kmp_stg_print_blocktime,
4729  NULL, 0, 0},
4730  {"KMP_DUPLICATE_LIB_OK", __kmp_stg_parse_duplicate_lib_ok,
4731  __kmp_stg_print_duplicate_lib_ok, NULL, 0, 0},
4732  {"KMP_LIBRARY", __kmp_stg_parse_wait_policy, __kmp_stg_print_wait_policy,
4733  NULL, 0, 0},
4734  {"KMP_DEVICE_THREAD_LIMIT", __kmp_stg_parse_device_thread_limit,
4735  __kmp_stg_print_device_thread_limit, NULL, 0, 0},
4736 #if KMP_USE_MONITOR
4737  {"KMP_MONITOR_STACKSIZE", __kmp_stg_parse_monitor_stacksize,
4738  __kmp_stg_print_monitor_stacksize, NULL, 0, 0},
4739 #endif
4740  {"KMP_SETTINGS", __kmp_stg_parse_settings, __kmp_stg_print_settings, NULL,
4741  0, 0},
4742  {"KMP_STACKOFFSET", __kmp_stg_parse_stackoffset,
4743  __kmp_stg_print_stackoffset, NULL, 0, 0},
4744  {"KMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
4745  NULL, 0, 0},
4746  {"KMP_STACKPAD", __kmp_stg_parse_stackpad, __kmp_stg_print_stackpad, NULL,
4747  0, 0},
4748  {"KMP_VERSION", __kmp_stg_parse_version, __kmp_stg_print_version, NULL, 0,
4749  0},
4750  {"KMP_WARNINGS", __kmp_stg_parse_warnings, __kmp_stg_print_warnings, NULL,
4751  0, 0},
4752 
4753  {"OMP_NESTED", __kmp_stg_parse_nested, __kmp_stg_print_nested, NULL, 0, 0},
4754  {"OMP_NUM_THREADS", __kmp_stg_parse_num_threads,
4755  __kmp_stg_print_num_threads, NULL, 0, 0},
4756  {"OMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
4757  NULL, 0, 0},
4758 
4759  {"KMP_TASKING", __kmp_stg_parse_tasking, __kmp_stg_print_tasking, NULL, 0,
4760  0},
4761  {"KMP_TASK_STEALING_CONSTRAINT", __kmp_stg_parse_task_stealing,
4762  __kmp_stg_print_task_stealing, NULL, 0, 0},
4763  {"OMP_MAX_ACTIVE_LEVELS", __kmp_stg_parse_max_active_levels,
4764  __kmp_stg_print_max_active_levels, NULL, 0, 0},
4765 #if OMP_40_ENABLED
4766  {"OMP_DEFAULT_DEVICE", __kmp_stg_parse_default_device,
4767  __kmp_stg_print_default_device, NULL, 0, 0},
4768 #endif
4769 #if OMP_50_ENABLED
4770  {"OMP_TARGET_OFFLOAD", __kmp_stg_parse_target_offload,
4771  __kmp_stg_print_target_offload, NULL, 0, 0},
4772 #endif
4773 #if OMP_45_ENABLED
4774  {"OMP_MAX_TASK_PRIORITY", __kmp_stg_parse_max_task_priority,
4775  __kmp_stg_print_max_task_priority, NULL, 0, 0},
4776  {"KMP_TASKLOOP_MIN_TASKS", __kmp_stg_parse_taskloop_min_tasks,
4777  __kmp_stg_print_taskloop_min_tasks, NULL, 0, 0},
4778 #endif
4779  {"OMP_THREAD_LIMIT", __kmp_stg_parse_thread_limit,
4780  __kmp_stg_print_thread_limit, NULL, 0, 0},
4781  {"KMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_thread_limit,
4782  __kmp_stg_print_teams_thread_limit, NULL, 0, 0},
4783  {"OMP_WAIT_POLICY", __kmp_stg_parse_wait_policy,
4784  __kmp_stg_print_wait_policy, NULL, 0, 0},
4785  {"KMP_DISP_NUM_BUFFERS", __kmp_stg_parse_disp_buffers,
4786  __kmp_stg_print_disp_buffers, NULL, 0, 0},
4787 #if KMP_NESTED_HOT_TEAMS
4788  {"KMP_HOT_TEAMS_MAX_LEVEL", __kmp_stg_parse_hot_teams_level,
4789  __kmp_stg_print_hot_teams_level, NULL, 0, 0},
4790  {"KMP_HOT_TEAMS_MODE", __kmp_stg_parse_hot_teams_mode,
4791  __kmp_stg_print_hot_teams_mode, NULL, 0, 0},
4792 #endif // KMP_NESTED_HOT_TEAMS
4793 
4794 #if KMP_HANDLE_SIGNALS
4795  {"KMP_HANDLE_SIGNALS", __kmp_stg_parse_handle_signals,
4796  __kmp_stg_print_handle_signals, NULL, 0, 0},
4797 #endif
4798 
4799 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
4800  {"KMP_INHERIT_FP_CONTROL", __kmp_stg_parse_inherit_fp_control,
4801  __kmp_stg_print_inherit_fp_control, NULL, 0, 0},
4802 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
4803 
4804 #ifdef KMP_GOMP_COMPAT
4805  {"GOMP_STACKSIZE", __kmp_stg_parse_stacksize, NULL, NULL, 0, 0},
4806 #endif
4807 
4808 #ifdef KMP_DEBUG
4809  {"KMP_A_DEBUG", __kmp_stg_parse_a_debug, __kmp_stg_print_a_debug, NULL, 0,
4810  0},
4811  {"KMP_B_DEBUG", __kmp_stg_parse_b_debug, __kmp_stg_print_b_debug, NULL, 0,
4812  0},
4813  {"KMP_C_DEBUG", __kmp_stg_parse_c_debug, __kmp_stg_print_c_debug, NULL, 0,
4814  0},
4815  {"KMP_D_DEBUG", __kmp_stg_parse_d_debug, __kmp_stg_print_d_debug, NULL, 0,
4816  0},
4817  {"KMP_E_DEBUG", __kmp_stg_parse_e_debug, __kmp_stg_print_e_debug, NULL, 0,
4818  0},
4819  {"KMP_F_DEBUG", __kmp_stg_parse_f_debug, __kmp_stg_print_f_debug, NULL, 0,
4820  0},
4821  {"KMP_DEBUG", __kmp_stg_parse_debug, NULL, /* no print */ NULL, 0, 0},
4822  {"KMP_DEBUG_BUF", __kmp_stg_parse_debug_buf, __kmp_stg_print_debug_buf,
4823  NULL, 0, 0},
4824  {"KMP_DEBUG_BUF_ATOMIC", __kmp_stg_parse_debug_buf_atomic,
4825  __kmp_stg_print_debug_buf_atomic, NULL, 0, 0},
4826  {"KMP_DEBUG_BUF_CHARS", __kmp_stg_parse_debug_buf_chars,
4827  __kmp_stg_print_debug_buf_chars, NULL, 0, 0},
4828  {"KMP_DEBUG_BUF_LINES", __kmp_stg_parse_debug_buf_lines,
4829  __kmp_stg_print_debug_buf_lines, NULL, 0, 0},
4830  {"KMP_DIAG", __kmp_stg_parse_diag, __kmp_stg_print_diag, NULL, 0, 0},
4831 
4832  {"KMP_PAR_RANGE", __kmp_stg_parse_par_range_env,
4833  __kmp_stg_print_par_range_env, NULL, 0, 0},
4834  {"KMP_YIELD_CYCLE", __kmp_stg_parse_yield_cycle,
4835  __kmp_stg_print_yield_cycle, NULL, 0, 0},
4836  {"KMP_YIELD_ON", __kmp_stg_parse_yield_on, __kmp_stg_print_yield_on, NULL,
4837  0, 0},
4838  {"KMP_YIELD_OFF", __kmp_stg_parse_yield_off, __kmp_stg_print_yield_off,
4839  NULL, 0, 0},
4840 #endif // KMP_DEBUG
4841 
4842  {"KMP_ALIGN_ALLOC", __kmp_stg_parse_align_alloc,
4843  __kmp_stg_print_align_alloc, NULL, 0, 0},
4844 
4845  {"KMP_PLAIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
4846  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
4847  {"KMP_PLAIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
4848  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
4849  {"KMP_FORKJOIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
4850  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
4851  {"KMP_FORKJOIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
4852  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
4853 #if KMP_FAST_REDUCTION_BARRIER
4854  {"KMP_REDUCTION_BARRIER", __kmp_stg_parse_barrier_branch_bit,
4855  __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
4856  {"KMP_REDUCTION_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
4857  __kmp_stg_print_barrier_pattern, NULL, 0, 0},
4858 #endif
4859 
4860  {"KMP_ABORT_DELAY", __kmp_stg_parse_abort_delay,
4861  __kmp_stg_print_abort_delay, NULL, 0, 0},
4862  {"KMP_CPUINFO_FILE", __kmp_stg_parse_cpuinfo_file,
4863  __kmp_stg_print_cpuinfo_file, NULL, 0, 0},
4864  {"KMP_FORCE_REDUCTION", __kmp_stg_parse_force_reduction,
4865  __kmp_stg_print_force_reduction, NULL, 0, 0},
4866  {"KMP_DETERMINISTIC_REDUCTION", __kmp_stg_parse_force_reduction,
4867  __kmp_stg_print_force_reduction, NULL, 0, 0},
4868  {"KMP_STORAGE_MAP", __kmp_stg_parse_storage_map,
4869  __kmp_stg_print_storage_map, NULL, 0, 0},
4870  {"KMP_ALL_THREADPRIVATE", __kmp_stg_parse_all_threadprivate,
4871  __kmp_stg_print_all_threadprivate, NULL, 0, 0},
4872  {"KMP_FOREIGN_THREADS_THREADPRIVATE",
4873  __kmp_stg_parse_foreign_threads_threadprivate,
4874  __kmp_stg_print_foreign_threads_threadprivate, NULL, 0, 0},
4875 
4876 #if KMP_AFFINITY_SUPPORTED
4877  {"KMP_AFFINITY", __kmp_stg_parse_affinity, __kmp_stg_print_affinity, NULL,
4878  0, 0},
4879 #ifdef KMP_GOMP_COMPAT
4880  {"GOMP_CPU_AFFINITY", __kmp_stg_parse_gomp_cpu_affinity, NULL,
4881  /* no print */ NULL, 0, 0},
4882 #endif /* KMP_GOMP_COMPAT */
4883 #if OMP_40_ENABLED
4884  {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
4885  NULL, 0, 0},
4886  {"OMP_PLACES", __kmp_stg_parse_places, __kmp_stg_print_places, NULL, 0, 0},
4887 #else
4888  {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, NULL, /* no print */ NULL, 0,
4889  0},
4890 #endif /* OMP_40_ENABLED */
4891  {"KMP_TOPOLOGY_METHOD", __kmp_stg_parse_topology_method,
4892  __kmp_stg_print_topology_method, NULL, 0, 0},
4893 
4894 #else
4895 
4896 // KMP_AFFINITY is not supported on OS X*, nor is OMP_PLACES.
4897 // OMP_PROC_BIND and proc-bind-var are supported, however.
4898 #if OMP_40_ENABLED
4899  {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
4900  NULL, 0, 0},
4901 #endif
4902 
4903 #endif // KMP_AFFINITY_SUPPORTED
4904 #if OMP_50_ENABLED
4905  {"OMP_DISPLAY_AFFINITY", __kmp_stg_parse_display_affinity,
4906  __kmp_stg_print_display_affinity, NULL, 0, 0},
4907  {"OMP_AFFINITY_FORMAT", __kmp_stg_parse_affinity_format,
4908  __kmp_stg_print_affinity_format, NULL, 0, 0},
4909 #endif
4910  {"KMP_INIT_AT_FORK", __kmp_stg_parse_init_at_fork,
4911  __kmp_stg_print_init_at_fork, NULL, 0, 0},
4912  {"KMP_SCHEDULE", __kmp_stg_parse_schedule, __kmp_stg_print_schedule, NULL,
4913  0, 0},
4914  {"OMP_SCHEDULE", __kmp_stg_parse_omp_schedule, __kmp_stg_print_omp_schedule,
4915  NULL, 0, 0},
4916 #if KMP_USE_HIER_SCHED
4917  {"KMP_DISP_HAND_THREAD", __kmp_stg_parse_kmp_hand_thread,
4918  __kmp_stg_print_kmp_hand_thread, NULL, 0, 0},
4919 #endif
4920  {"KMP_ATOMIC_MODE", __kmp_stg_parse_atomic_mode,
4921  __kmp_stg_print_atomic_mode, NULL, 0, 0},
4922  {"KMP_CONSISTENCY_CHECK", __kmp_stg_parse_consistency_check,
4923  __kmp_stg_print_consistency_check, NULL, 0, 0},
4924 
4925 #if USE_ITT_BUILD && USE_ITT_NOTIFY
4926  {"KMP_ITT_PREPARE_DELAY", __kmp_stg_parse_itt_prepare_delay,
4927  __kmp_stg_print_itt_prepare_delay, NULL, 0, 0},
4928 #endif /* USE_ITT_BUILD && USE_ITT_NOTIFY */
4929  {"KMP_MALLOC_POOL_INCR", __kmp_stg_parse_malloc_pool_incr,
4930  __kmp_stg_print_malloc_pool_incr, NULL, 0, 0},
4931  {"KMP_INIT_WAIT", __kmp_stg_parse_init_wait, __kmp_stg_print_init_wait,
4932  NULL, 0, 0},
4933  {"KMP_NEXT_WAIT", __kmp_stg_parse_next_wait, __kmp_stg_print_next_wait,
4934  NULL, 0, 0},
4935  {"KMP_GTID_MODE", __kmp_stg_parse_gtid_mode, __kmp_stg_print_gtid_mode,
4936  NULL, 0, 0},
4937  {"OMP_DYNAMIC", __kmp_stg_parse_omp_dynamic, __kmp_stg_print_omp_dynamic,
4938  NULL, 0, 0},
4939  {"KMP_DYNAMIC_MODE", __kmp_stg_parse_kmp_dynamic_mode,
4940  __kmp_stg_print_kmp_dynamic_mode, NULL, 0, 0},
4941 
4942 #ifdef USE_LOAD_BALANCE
4943  {"KMP_LOAD_BALANCE_INTERVAL", __kmp_stg_parse_ld_balance_interval,
4944  __kmp_stg_print_ld_balance_interval, NULL, 0, 0},
4945 #endif
4946 
4947  {"KMP_NUM_LOCKS_IN_BLOCK", __kmp_stg_parse_lock_block,
4948  __kmp_stg_print_lock_block, NULL, 0, 0},
4949  {"KMP_LOCK_KIND", __kmp_stg_parse_lock_kind, __kmp_stg_print_lock_kind,
4950  NULL, 0, 0},
4951  {"KMP_SPIN_BACKOFF_PARAMS", __kmp_stg_parse_spin_backoff_params,
4952  __kmp_stg_print_spin_backoff_params, NULL, 0, 0},
4953 #if KMP_USE_ADAPTIVE_LOCKS
4954  {"KMP_ADAPTIVE_LOCK_PROPS", __kmp_stg_parse_adaptive_lock_props,
4955  __kmp_stg_print_adaptive_lock_props, NULL, 0, 0},
4956 #if KMP_DEBUG_ADAPTIVE_LOCKS
4957  {"KMP_SPECULATIVE_STATSFILE", __kmp_stg_parse_speculative_statsfile,
4958  __kmp_stg_print_speculative_statsfile, NULL, 0, 0},
4959 #endif
4960 #endif // KMP_USE_ADAPTIVE_LOCKS
4961  {"KMP_PLACE_THREADS", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
4962  NULL, 0, 0},
4963  {"KMP_HW_SUBSET", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
4964  NULL, 0, 0},
4965 #if USE_ITT_BUILD
4966  {"KMP_FORKJOIN_FRAMES", __kmp_stg_parse_forkjoin_frames,
4967  __kmp_stg_print_forkjoin_frames, NULL, 0, 0},
4968  {"KMP_FORKJOIN_FRAMES_MODE", __kmp_stg_parse_forkjoin_frames_mode,
4969  __kmp_stg_print_forkjoin_frames_mode, NULL, 0, 0},
4970 #endif
4971 
4972 #if OMP_40_ENABLED
4973  {"OMP_DISPLAY_ENV", __kmp_stg_parse_omp_display_env,
4974  __kmp_stg_print_omp_display_env, NULL, 0, 0},
4975  {"OMP_CANCELLATION", __kmp_stg_parse_omp_cancellation,
4976  __kmp_stg_print_omp_cancellation, NULL, 0, 0},
4977 #endif
4978 
4979 #if OMP_50_ENABLED
4980  {"OMP_ALLOCATOR", __kmp_stg_parse_allocator, __kmp_stg_print_allocator,
4981  NULL, 0, 0},
4982 #endif
4983 
4984 #if OMP_50_ENABLED && OMPT_SUPPORT
4985  {"OMP_TOOL", __kmp_stg_parse_omp_tool, __kmp_stg_print_omp_tool, NULL, 0,
4986  0},
4987  {"OMP_TOOL_LIBRARIES", __kmp_stg_parse_omp_tool_libraries,
4988  __kmp_stg_print_omp_tool_libraries, NULL, 0, 0},
4989 #endif
4990 
4991  {"", NULL, NULL, NULL, 0, 0}}; // settings
4992 
4993 static int const __kmp_stg_count =
4994  sizeof(__kmp_stg_table) / sizeof(kmp_setting_t);
4995 
4996 static inline kmp_setting_t *__kmp_stg_find(char const *name) {
4997 
4998  int i;
4999  if (name != NULL) {
5000  for (i = 0; i < __kmp_stg_count; ++i) {
5001  if (strcmp(__kmp_stg_table[i].name, name) == 0) {
5002  return &__kmp_stg_table[i];
5003  }
5004  }
5005  }
5006  return NULL;
5007 
5008 } // __kmp_stg_find
5009 
5010 static int __kmp_stg_cmp(void const *_a, void const *_b) {
5011  const kmp_setting_t *a = RCAST(const kmp_setting_t *, _a);
5012  const kmp_setting_t *b = RCAST(const kmp_setting_t *, _b);
5013 
5014  // Process KMP_AFFINITY last.
5015  // It needs to come after OMP_PLACES and GOMP_CPU_AFFINITY.
5016  if (strcmp(a->name, "KMP_AFFINITY") == 0) {
5017  if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5018  return 0;
5019  }
5020  return 1;
5021  } else if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5022  return -1;
5023  }
5024  return strcmp(a->name, b->name);
5025 } // __kmp_stg_cmp
5026 
5027 static void __kmp_stg_init(void) {
5028 
5029  static int initialized = 0;
5030 
5031  if (!initialized) {
5032 
5033  // Sort table.
5034  qsort(__kmp_stg_table, __kmp_stg_count - 1, sizeof(kmp_setting_t),
5035  __kmp_stg_cmp);
5036 
5037  { // Initialize *_STACKSIZE data.
5038  kmp_setting_t *kmp_stacksize =
5039  __kmp_stg_find("KMP_STACKSIZE"); // 1st priority.
5040 #ifdef KMP_GOMP_COMPAT
5041  kmp_setting_t *gomp_stacksize =
5042  __kmp_stg_find("GOMP_STACKSIZE"); // 2nd priority.
5043 #endif
5044  kmp_setting_t *omp_stacksize =
5045  __kmp_stg_find("OMP_STACKSIZE"); // 3rd priority.
5046 
5047  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5048  // !!! Compiler does not understand rivals is used and optimizes out
5049  // assignments
5050  // !!! rivals[ i ++ ] = ...;
5051  static kmp_setting_t *volatile rivals[4];
5052  static kmp_stg_ss_data_t kmp_data = {1, CCAST(kmp_setting_t **, rivals)};
5053 #ifdef KMP_GOMP_COMPAT
5054  static kmp_stg_ss_data_t gomp_data = {1024,
5055  CCAST(kmp_setting_t **, rivals)};
5056 #endif
5057  static kmp_stg_ss_data_t omp_data = {1024,
5058  CCAST(kmp_setting_t **, rivals)};
5059  int i = 0;
5060 
5061  rivals[i++] = kmp_stacksize;
5062 #ifdef KMP_GOMP_COMPAT
5063  if (gomp_stacksize != NULL) {
5064  rivals[i++] = gomp_stacksize;
5065  }
5066 #endif
5067  rivals[i++] = omp_stacksize;
5068  rivals[i++] = NULL;
5069 
5070  kmp_stacksize->data = &kmp_data;
5071 #ifdef KMP_GOMP_COMPAT
5072  if (gomp_stacksize != NULL) {
5073  gomp_stacksize->data = &gomp_data;
5074  }
5075 #endif
5076  omp_stacksize->data = &omp_data;
5077  }
5078 
5079  { // Initialize KMP_LIBRARY and OMP_WAIT_POLICY data.
5080  kmp_setting_t *kmp_library =
5081  __kmp_stg_find("KMP_LIBRARY"); // 1st priority.
5082  kmp_setting_t *omp_wait_policy =
5083  __kmp_stg_find("OMP_WAIT_POLICY"); // 2nd priority.
5084 
5085  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5086  static kmp_setting_t *volatile rivals[3];
5087  static kmp_stg_wp_data_t kmp_data = {0, CCAST(kmp_setting_t **, rivals)};
5088  static kmp_stg_wp_data_t omp_data = {1, CCAST(kmp_setting_t **, rivals)};
5089  int i = 0;
5090 
5091  rivals[i++] = kmp_library;
5092  if (omp_wait_policy != NULL) {
5093  rivals[i++] = omp_wait_policy;
5094  }
5095  rivals[i++] = NULL;
5096 
5097  kmp_library->data = &kmp_data;
5098  if (omp_wait_policy != NULL) {
5099  omp_wait_policy->data = &omp_data;
5100  }
5101  }
5102 
5103  { // Initialize KMP_DEVICE_THREAD_LIMIT and KMP_ALL_THREADS
5104  kmp_setting_t *kmp_device_thread_limit =
5105  __kmp_stg_find("KMP_DEVICE_THREAD_LIMIT"); // 1st priority.
5106  kmp_setting_t *kmp_all_threads =
5107  __kmp_stg_find("KMP_ALL_THREADS"); // 2nd priority.
5108 
5109  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5110  static kmp_setting_t *volatile rivals[3];
5111  int i = 0;
5112 
5113  rivals[i++] = kmp_device_thread_limit;
5114  rivals[i++] = kmp_all_threads;
5115  rivals[i++] = NULL;
5116 
5117  kmp_device_thread_limit->data = CCAST(kmp_setting_t **, rivals);
5118  kmp_all_threads->data = CCAST(kmp_setting_t **, rivals);
5119  }
5120 
5121  { // Initialize KMP_HW_SUBSET and KMP_PLACE_THREADS
5122  // 1st priority
5123  kmp_setting_t *kmp_hw_subset = __kmp_stg_find("KMP_HW_SUBSET");
5124  // 2nd priority
5125  kmp_setting_t *kmp_place_threads = __kmp_stg_find("KMP_PLACE_THREADS");
5126 
5127  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5128  static kmp_setting_t *volatile rivals[3];
5129  int i = 0;
5130 
5131  rivals[i++] = kmp_hw_subset;
5132  rivals[i++] = kmp_place_threads;
5133  rivals[i++] = NULL;
5134 
5135  kmp_hw_subset->data = CCAST(kmp_setting_t **, rivals);
5136  kmp_place_threads->data = CCAST(kmp_setting_t **, rivals);
5137  }
5138 
5139 #if KMP_AFFINITY_SUPPORTED
5140  { // Initialize KMP_AFFINITY, GOMP_CPU_AFFINITY, and OMP_PROC_BIND data.
5141  kmp_setting_t *kmp_affinity =
5142  __kmp_stg_find("KMP_AFFINITY"); // 1st priority.
5143  KMP_DEBUG_ASSERT(kmp_affinity != NULL);
5144 
5145 #ifdef KMP_GOMP_COMPAT
5146  kmp_setting_t *gomp_cpu_affinity =
5147  __kmp_stg_find("GOMP_CPU_AFFINITY"); // 2nd priority.
5148  KMP_DEBUG_ASSERT(gomp_cpu_affinity != NULL);
5149 #endif
5150 
5151  kmp_setting_t *omp_proc_bind =
5152  __kmp_stg_find("OMP_PROC_BIND"); // 3rd priority.
5153  KMP_DEBUG_ASSERT(omp_proc_bind != NULL);
5154 
5155  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5156  static kmp_setting_t *volatile rivals[4];
5157  int i = 0;
5158 
5159  rivals[i++] = kmp_affinity;
5160 
5161 #ifdef KMP_GOMP_COMPAT
5162  rivals[i++] = gomp_cpu_affinity;
5163  gomp_cpu_affinity->data = CCAST(kmp_setting_t **, rivals);
5164 #endif
5165 
5166  rivals[i++] = omp_proc_bind;
5167  omp_proc_bind->data = CCAST(kmp_setting_t **, rivals);
5168  rivals[i++] = NULL;
5169 
5170 #if OMP_40_ENABLED
5171  static kmp_setting_t *volatile places_rivals[4];
5172  i = 0;
5173 
5174  kmp_setting_t *omp_places = __kmp_stg_find("OMP_PLACES"); // 3rd priority.
5175  KMP_DEBUG_ASSERT(omp_places != NULL);
5176 
5177  places_rivals[i++] = kmp_affinity;
5178 #ifdef KMP_GOMP_COMPAT
5179  places_rivals[i++] = gomp_cpu_affinity;
5180 #endif
5181  places_rivals[i++] = omp_places;
5182  omp_places->data = CCAST(kmp_setting_t **, places_rivals);
5183  places_rivals[i++] = NULL;
5184 #endif
5185  }
5186 #else
5187 // KMP_AFFINITY not supported, so OMP_PROC_BIND has no rivals.
5188 // OMP_PLACES not supported yet.
5189 #endif // KMP_AFFINITY_SUPPORTED
5190 
5191  { // Initialize KMP_DETERMINISTIC_REDUCTION and KMP_FORCE_REDUCTION data.
5192  kmp_setting_t *kmp_force_red =
5193  __kmp_stg_find("KMP_FORCE_REDUCTION"); // 1st priority.
5194  kmp_setting_t *kmp_determ_red =
5195  __kmp_stg_find("KMP_DETERMINISTIC_REDUCTION"); // 2nd priority.
5196 
5197  // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5198  static kmp_setting_t *volatile rivals[3];
5199  static kmp_stg_fr_data_t force_data = {1,
5200  CCAST(kmp_setting_t **, rivals)};
5201  static kmp_stg_fr_data_t determ_data = {0,
5202  CCAST(kmp_setting_t **, rivals)};
5203  int i = 0;
5204 
5205  rivals[i++] = kmp_force_red;
5206  if (kmp_determ_red != NULL) {
5207  rivals[i++] = kmp_determ_red;
5208  }
5209  rivals[i++] = NULL;
5210 
5211  kmp_force_red->data = &force_data;
5212  if (kmp_determ_red != NULL) {
5213  kmp_determ_red->data = &determ_data;
5214  }
5215  }
5216 
5217  initialized = 1;
5218  }
5219 
5220  // Reset flags.
5221  int i;
5222  for (i = 0; i < __kmp_stg_count; ++i) {
5223  __kmp_stg_table[i].set = 0;
5224  }
5225 
5226 } // __kmp_stg_init
5227 
5228 static void __kmp_stg_parse(char const *name, char const *value) {
5229  // On Windows* OS there are some nameless variables like "C:=C:\" (yeah,
5230  // really nameless, they are presented in environment block as
5231  // "=C:=C\\\x00=D:=D:\\\x00...", so let us skip them.
5232  if (name[0] == 0) {
5233  return;
5234  }
5235 
5236  if (value != NULL) {
5237  kmp_setting_t *setting = __kmp_stg_find(name);
5238  if (setting != NULL) {
5239  setting->parse(name, value, setting->data);
5240  setting->defined = 1;
5241  }
5242  }
5243 
5244 } // __kmp_stg_parse
5245 
5246 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found.
5247  char const *name, // Name of variable.
5248  char const *value, // Value of the variable.
5249  kmp_setting_t **rivals // List of rival settings (must include current one).
5250  ) {
5251 
5252  if (rivals == NULL) {
5253  return 0;
5254  }
5255 
5256  // Loop thru higher priority settings (listed before current).
5257  int i = 0;
5258  for (; strcmp(rivals[i]->name, name) != 0; i++) {
5259  KMP_DEBUG_ASSERT(rivals[i] != NULL);
5260 
5261 #if KMP_AFFINITY_SUPPORTED
5262  if (rivals[i] == __kmp_affinity_notype) {
5263  // If KMP_AFFINITY is specified without a type name,
5264  // it does not rival OMP_PROC_BIND or GOMP_CPU_AFFINITY.
5265  continue;
5266  }
5267 #endif
5268 
5269  if (rivals[i]->set) {
5270  KMP_WARNING(StgIgnored, name, rivals[i]->name);
5271  return 1;
5272  }
5273  }
5274 
5275  ++i; // Skip current setting.
5276  return 0;
5277 
5278 } // __kmp_stg_check_rivals
5279 
5280 static int __kmp_env_toPrint(char const *name, int flag) {
5281  int rc = 0;
5282  kmp_setting_t *setting = __kmp_stg_find(name);
5283  if (setting != NULL) {
5284  rc = setting->defined;
5285  if (flag >= 0) {
5286  setting->defined = flag;
5287  }
5288  }
5289  return rc;
5290 }
5291 
5292 static void __kmp_aux_env_initialize(kmp_env_blk_t *block) {
5293 
5294  char const *value;
5295 
5296  /* OMP_NUM_THREADS */
5297  value = __kmp_env_blk_var(block, "OMP_NUM_THREADS");
5298  if (value) {
5299  ompc_set_num_threads(__kmp_dflt_team_nth);
5300  }
5301 
5302  /* KMP_BLOCKTIME */
5303  value = __kmp_env_blk_var(block, "KMP_BLOCKTIME");
5304  if (value) {
5305  kmpc_set_blocktime(__kmp_dflt_blocktime);
5306  }
5307 
5308  /* OMP_NESTED */
5309  value = __kmp_env_blk_var(block, "OMP_NESTED");
5310  if (value) {
5311  ompc_set_nested(__kmp_dflt_nested);
5312  }
5313 
5314  /* OMP_DYNAMIC */
5315  value = __kmp_env_blk_var(block, "OMP_DYNAMIC");
5316  if (value) {
5317  ompc_set_dynamic(__kmp_global.g.g_dynamic);
5318  }
5319 }
5320 
5321 void __kmp_env_initialize(char const *string) {
5322 
5323  kmp_env_blk_t block;
5324  int i;
5325 
5326  __kmp_stg_init();
5327 
5328  // Hack!!!
5329  if (string == NULL) {
5330  // __kmp_max_nth = __kmp_sys_max_nth;
5331  __kmp_threads_capacity =
5332  __kmp_initial_threads_capacity(__kmp_dflt_team_nth_ub);
5333  }
5334  __kmp_env_blk_init(&block, string);
5335 
5336  // update the set flag on all entries that have an env var
5337  for (i = 0; i < block.count; ++i) {
5338  if ((block.vars[i].name == NULL) || (*block.vars[i].name == '\0')) {
5339  continue;
5340  }
5341  if (block.vars[i].value == NULL) {
5342  continue;
5343  }
5344  kmp_setting_t *setting = __kmp_stg_find(block.vars[i].name);
5345  if (setting != NULL) {
5346  setting->set = 1;
5347  }
5348  }
5349 
5350  // We need to know if blocktime was set when processing OMP_WAIT_POLICY
5351  blocktime_str = __kmp_env_blk_var(&block, "KMP_BLOCKTIME");
5352 
5353  // Special case. If we parse environment, not a string, process KMP_WARNINGS
5354  // first.
5355  if (string == NULL) {
5356  char const *name = "KMP_WARNINGS";
5357  char const *value = __kmp_env_blk_var(&block, name);
5358  __kmp_stg_parse(name, value);
5359  }
5360 
5361 #if KMP_AFFINITY_SUPPORTED
5362  // Special case. KMP_AFFINITY is not a rival to other affinity env vars
5363  // if no affinity type is specified. We want to allow
5364  // KMP_AFFINITY=[no],verbose/[no]warnings/etc. to be enabled when
5365  // specifying the affinity type via GOMP_CPU_AFFINITY or the OMP 4.0
5366  // affinity mechanism.
5367  __kmp_affinity_notype = NULL;
5368  char const *aff_str = __kmp_env_blk_var(&block, "KMP_AFFINITY");
5369  if (aff_str != NULL) {
5370 // Check if the KMP_AFFINITY type is specified in the string.
5371 // We just search the string for "compact", "scatter", etc.
5372 // without really parsing the string. The syntax of the
5373 // KMP_AFFINITY env var is such that none of the affinity
5374 // type names can appear anywhere other that the type
5375 // specifier, even as substrings.
5376 //
5377 // I can't find a case-insensitive version of strstr on Windows* OS.
5378 // Use the case-sensitive version for now.
5379 
5380 #if KMP_OS_WINDOWS
5381 #define FIND strstr
5382 #else
5383 #define FIND strcasestr
5384 #endif
5385 
5386  if ((FIND(aff_str, "none") == NULL) &&
5387  (FIND(aff_str, "physical") == NULL) &&
5388  (FIND(aff_str, "logical") == NULL) &&
5389  (FIND(aff_str, "compact") == NULL) &&
5390  (FIND(aff_str, "scatter") == NULL) &&
5391  (FIND(aff_str, "explicit") == NULL) &&
5392  (FIND(aff_str, "balanced") == NULL) &&
5393  (FIND(aff_str, "disabled") == NULL)) {
5394  __kmp_affinity_notype = __kmp_stg_find("KMP_AFFINITY");
5395  } else {
5396  // A new affinity type is specified.
5397  // Reset the affinity flags to their default values,
5398  // in case this is called from kmp_set_defaults().
5399  __kmp_affinity_type = affinity_default;
5400  __kmp_affinity_gran = affinity_gran_default;
5401  __kmp_affinity_top_method = affinity_top_method_default;
5402  __kmp_affinity_respect_mask = affinity_respect_mask_default;
5403  }
5404 #undef FIND
5405 
5406 #if OMP_40_ENABLED
5407  // Also reset the affinity flags if OMP_PROC_BIND is specified.
5408  aff_str = __kmp_env_blk_var(&block, "OMP_PROC_BIND");
5409  if (aff_str != NULL) {
5410  __kmp_affinity_type = affinity_default;
5411  __kmp_affinity_gran = affinity_gran_default;
5412  __kmp_affinity_top_method = affinity_top_method_default;
5413  __kmp_affinity_respect_mask = affinity_respect_mask_default;
5414  }
5415 #endif /* OMP_40_ENABLED */
5416  }
5417 
5418 #endif /* KMP_AFFINITY_SUPPORTED */
5419 
5420 #if OMP_40_ENABLED
5421  // Set up the nested proc bind type vector.
5422  if (__kmp_nested_proc_bind.bind_types == NULL) {
5423  __kmp_nested_proc_bind.bind_types =
5424  (kmp_proc_bind_t *)KMP_INTERNAL_MALLOC(sizeof(kmp_proc_bind_t));
5425  if (__kmp_nested_proc_bind.bind_types == NULL) {
5426  KMP_FATAL(MemoryAllocFailed);
5427  }
5428  __kmp_nested_proc_bind.size = 1;
5429  __kmp_nested_proc_bind.used = 1;
5430 #if KMP_AFFINITY_SUPPORTED
5431  __kmp_nested_proc_bind.bind_types[0] = proc_bind_default;
5432 #else
5433  // default proc bind is false if affinity not supported
5434  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5435 #endif
5436  }
5437 #endif /* OMP_40_ENABLED */
5438 
5439 #if OMP_50_ENABLED
5440  // Set up the affinity format ICV
5441  // Grab the default affinity format string from the message catalog
5442  kmp_msg_t m =
5443  __kmp_msg_format(kmp_i18n_msg_AffFormatDefault, "%P", "%i", "%n", "%A");
5444  KMP_DEBUG_ASSERT(KMP_STRLEN(m.str) < KMP_AFFINITY_FORMAT_SIZE);
5445 
5446  if (__kmp_affinity_format == NULL) {
5447  __kmp_affinity_format =
5448  (char *)KMP_INTERNAL_MALLOC(sizeof(char) * KMP_AFFINITY_FORMAT_SIZE);
5449  }
5450  KMP_STRCPY_S(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, m.str);
5451  __kmp_str_free(&m.str);
5452 #endif
5453 
5454  // Now process all of the settings.
5455  for (i = 0; i < block.count; ++i) {
5456  __kmp_stg_parse(block.vars[i].name, block.vars[i].value);
5457  }
5458 
5459  // If user locks have been allocated yet, don't reset the lock vptr table.
5460  if (!__kmp_init_user_locks) {
5461  if (__kmp_user_lock_kind == lk_default) {
5462  __kmp_user_lock_kind = lk_queuing;
5463  }
5464 #if KMP_USE_DYNAMIC_LOCK
5465  __kmp_init_dynamic_user_locks();
5466 #else
5467  __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
5468 #endif
5469  } else {
5470  KMP_DEBUG_ASSERT(string != NULL); // kmp_set_defaults() was called
5471  KMP_DEBUG_ASSERT(__kmp_user_lock_kind != lk_default);
5472 // Binds lock functions again to follow the transition between different
5473 // KMP_CONSISTENCY_CHECK values. Calling this again is harmless as long
5474 // as we do not allow lock kind changes after making a call to any
5475 // user lock functions (true).
5476 #if KMP_USE_DYNAMIC_LOCK
5477  __kmp_init_dynamic_user_locks();
5478 #else
5479  __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
5480 #endif
5481  }
5482 
5483 #if KMP_AFFINITY_SUPPORTED
5484 
5485  if (!TCR_4(__kmp_init_middle)) {
5486 #if KMP_USE_HWLOC
5487  // Force using hwloc when either tiles or numa nodes requested within
5488  // KMP_HW_SUBSET and no other topology method is requested
5489  if ((__kmp_hws_node.num > 0 || __kmp_hws_tile.num > 0 ||
5490  __kmp_affinity_gran == affinity_gran_tile) &&
5491  (__kmp_affinity_top_method == affinity_top_method_default)) {
5492  __kmp_affinity_top_method = affinity_top_method_hwloc;
5493  }
5494 #endif
5495  // Determine if the machine/OS is actually capable of supporting
5496  // affinity.
5497  const char *var = "KMP_AFFINITY";
5498  KMPAffinity::pick_api();
5499 #if KMP_USE_HWLOC
5500  // If Hwloc topology discovery was requested but affinity was also disabled,
5501  // then tell user that Hwloc request is being ignored and use default
5502  // topology discovery method.
5503  if (__kmp_affinity_top_method == affinity_top_method_hwloc &&
5504  __kmp_affinity_dispatch->get_api_type() != KMPAffinity::HWLOC) {
5505  KMP_WARNING(AffIgnoringHwloc, var);
5506  __kmp_affinity_top_method = affinity_top_method_all;
5507  }
5508 #endif
5509  if (__kmp_affinity_type == affinity_disabled) {
5510  KMP_AFFINITY_DISABLE();
5511  } else if (!KMP_AFFINITY_CAPABLE()) {
5512  __kmp_affinity_dispatch->determine_capable(var);
5513  if (!KMP_AFFINITY_CAPABLE()) {
5514  if (__kmp_affinity_verbose ||
5515  (__kmp_affinity_warnings &&
5516  (__kmp_affinity_type != affinity_default) &&
5517  (__kmp_affinity_type != affinity_none) &&
5518  (__kmp_affinity_type != affinity_disabled))) {
5519  KMP_WARNING(AffNotSupported, var);
5520  }
5521  __kmp_affinity_type = affinity_disabled;
5522  __kmp_affinity_respect_mask = 0;
5523  __kmp_affinity_gran = affinity_gran_fine;
5524  }
5525  }
5526 
5527 #if OMP_40_ENABLED
5528  if (__kmp_affinity_type == affinity_disabled) {
5529  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5530  } else if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_true) {
5531  // OMP_PROC_BIND=true maps to OMP_PROC_BIND=spread.
5532  __kmp_nested_proc_bind.bind_types[0] = proc_bind_spread;
5533  }
5534 #endif /* OMP_40_ENABLED */
5535 
5536  if (KMP_AFFINITY_CAPABLE()) {
5537 
5538 #if KMP_GROUP_AFFINITY
5539  // This checks to see if the initial affinity mask is equal
5540  // to a single windows processor group. If it is, then we do
5541  // not respect the initial affinity mask and instead, use the
5542  // entire machine.
5543  bool exactly_one_group = false;
5544  if (__kmp_num_proc_groups > 1) {
5545  int group;
5546  bool within_one_group;
5547  // Get the initial affinity mask and determine if it is
5548  // contained within a single group.
5549  kmp_affin_mask_t *init_mask;
5550  KMP_CPU_ALLOC(init_mask);
5551  __kmp_get_system_affinity(init_mask, TRUE);
5552  group = __kmp_get_proc_group(init_mask);
5553  within_one_group = (group >= 0);
5554  // If the initial affinity is within a single group,
5555  // then determine if it is equal to that single group.
5556  if (within_one_group) {
5557  DWORD num_bits_in_group = __kmp_GetActiveProcessorCount(group);
5558  DWORD num_bits_in_mask = 0;
5559  for (int bit = init_mask->begin(); bit != init_mask->end();
5560  bit = init_mask->next(bit))
5561  num_bits_in_mask++;
5562  exactly_one_group = (num_bits_in_group == num_bits_in_mask);
5563  }
5564  KMP_CPU_FREE(init_mask);
5565  }
5566 
5567  // Handle the Win 64 group affinity stuff if there are multiple
5568  // processor groups, or if the user requested it, and OMP 4.0
5569  // affinity is not in effect.
5570  if (((__kmp_num_proc_groups > 1) &&
5571  (__kmp_affinity_type == affinity_default)
5572 #if OMP_40_ENABLED
5573  && (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default))
5574 #endif
5575  || (__kmp_affinity_top_method == affinity_top_method_group)) {
5576  if (__kmp_affinity_respect_mask == affinity_respect_mask_default &&
5577  exactly_one_group) {
5578  __kmp_affinity_respect_mask = FALSE;
5579  }
5580  if (__kmp_affinity_type == affinity_default) {
5581  __kmp_affinity_type = affinity_compact;
5582 #if OMP_40_ENABLED
5583  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
5584 #endif
5585  }
5586  if (__kmp_affinity_top_method == affinity_top_method_default) {
5587  if (__kmp_affinity_gran == affinity_gran_default) {
5588  __kmp_affinity_top_method = affinity_top_method_group;
5589  __kmp_affinity_gran = affinity_gran_group;
5590  } else if (__kmp_affinity_gran == affinity_gran_group) {
5591  __kmp_affinity_top_method = affinity_top_method_group;
5592  } else {
5593  __kmp_affinity_top_method = affinity_top_method_all;
5594  }
5595  } else if (__kmp_affinity_top_method == affinity_top_method_group) {
5596  if (__kmp_affinity_gran == affinity_gran_default) {
5597  __kmp_affinity_gran = affinity_gran_group;
5598  } else if ((__kmp_affinity_gran != affinity_gran_group) &&
5599  (__kmp_affinity_gran != affinity_gran_fine) &&
5600  (__kmp_affinity_gran != affinity_gran_thread)) {
5601  const char *str = NULL;
5602  switch (__kmp_affinity_gran) {
5603  case affinity_gran_core:
5604  str = "core";
5605  break;
5606  case affinity_gran_package:
5607  str = "package";
5608  break;
5609  case affinity_gran_node:
5610  str = "node";
5611  break;
5612  case affinity_gran_tile:
5613  str = "tile";
5614  break;
5615  default:
5616  KMP_DEBUG_ASSERT(0);
5617  }
5618  KMP_WARNING(AffGranTopGroup, var, str);
5619  __kmp_affinity_gran = affinity_gran_fine;
5620  }
5621  } else {
5622  if (__kmp_affinity_gran == affinity_gran_default) {
5623  __kmp_affinity_gran = affinity_gran_core;
5624  } else if (__kmp_affinity_gran == affinity_gran_group) {
5625  const char *str = NULL;
5626  switch (__kmp_affinity_type) {
5627  case affinity_physical:
5628  str = "physical";
5629  break;
5630  case affinity_logical:
5631  str = "logical";
5632  break;
5633  case affinity_compact:
5634  str = "compact";
5635  break;
5636  case affinity_scatter:
5637  str = "scatter";
5638  break;
5639  case affinity_explicit:
5640  str = "explicit";
5641  break;
5642  // No MIC on windows, so no affinity_balanced case
5643  default:
5644  KMP_DEBUG_ASSERT(0);
5645  }
5646  KMP_WARNING(AffGranGroupType, var, str);
5647  __kmp_affinity_gran = affinity_gran_core;
5648  }
5649  }
5650  } else
5651 
5652 #endif /* KMP_GROUP_AFFINITY */
5653 
5654  {
5655  if (__kmp_affinity_respect_mask == affinity_respect_mask_default) {
5656 #if KMP_GROUP_AFFINITY
5657  if (__kmp_num_proc_groups > 1 && exactly_one_group) {
5658  __kmp_affinity_respect_mask = FALSE;
5659  } else
5660 #endif /* KMP_GROUP_AFFINITY */
5661  {
5662  __kmp_affinity_respect_mask = TRUE;
5663  }
5664  }
5665 #if OMP_40_ENABLED
5666  if ((__kmp_nested_proc_bind.bind_types[0] != proc_bind_intel) &&
5667  (__kmp_nested_proc_bind.bind_types[0] != proc_bind_default)) {
5668  if (__kmp_affinity_type == affinity_default) {
5669  __kmp_affinity_type = affinity_compact;
5670  __kmp_affinity_dups = FALSE;
5671  }
5672  } else
5673 #endif /* OMP_40_ENABLED */
5674  if (__kmp_affinity_type == affinity_default) {
5675 #if OMP_40_ENABLED
5676 #if KMP_MIC_SUPPORTED
5677  if (__kmp_mic_type != non_mic) {
5678  __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
5679  } else
5680 #endif
5681  {
5682  __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5683  }
5684 #endif /* OMP_40_ENABLED */
5685 #if KMP_MIC_SUPPORTED
5686  if (__kmp_mic_type != non_mic) {
5687  __kmp_affinity_type = affinity_scatter;
5688  } else
5689 #endif
5690  {
5691  __kmp_affinity_type = affinity_none;
5692  }
5693  }
5694  if ((__kmp_affinity_gran == affinity_gran_default) &&
5695  (__kmp_affinity_gran_levels < 0)) {
5696 #if KMP_MIC_SUPPORTED
5697  if (__kmp_mic_type != non_mic) {
5698  __kmp_affinity_gran = affinity_gran_fine;
5699  } else
5700 #endif
5701  {
5702  __kmp_affinity_gran = affinity_gran_core;
5703  }
5704  }
5705  if (__kmp_affinity_top_method == affinity_top_method_default) {
5706  __kmp_affinity_top_method = affinity_top_method_all;
5707  }
5708  }
5709  }
5710 
5711  K_DIAG(1, ("__kmp_affinity_type == %d\n", __kmp_affinity_type));
5712  K_DIAG(1, ("__kmp_affinity_compact == %d\n", __kmp_affinity_compact));
5713  K_DIAG(1, ("__kmp_affinity_offset == %d\n", __kmp_affinity_offset));
5714  K_DIAG(1, ("__kmp_affinity_verbose == %d\n", __kmp_affinity_verbose));
5715  K_DIAG(1, ("__kmp_affinity_warnings == %d\n", __kmp_affinity_warnings));
5716  K_DIAG(1, ("__kmp_affinity_respect_mask == %d\n",
5717  __kmp_affinity_respect_mask));
5718  K_DIAG(1, ("__kmp_affinity_gran == %d\n", __kmp_affinity_gran));
5719 
5720  KMP_DEBUG_ASSERT(__kmp_affinity_type != affinity_default);
5721 #if OMP_40_ENABLED
5722  KMP_DEBUG_ASSERT(__kmp_nested_proc_bind.bind_types[0] != proc_bind_default);
5723  K_DIAG(1, ("__kmp_nested_proc_bind.bind_types[0] == %d\n",
5724  __kmp_nested_proc_bind.bind_types[0]));
5725 #endif
5726  }
5727 
5728 #endif /* KMP_AFFINITY_SUPPORTED */
5729 
5730  if (__kmp_version) {
5731  __kmp_print_version_1();
5732  }
5733 
5734  // Post-initialization step: some env. vars need their value's further
5735  // processing
5736  if (string != NULL) { // kmp_set_defaults() was called
5737  __kmp_aux_env_initialize(&block);
5738  }
5739 
5740  __kmp_env_blk_free(&block);
5741 
5742  KMP_MB();
5743 
5744 } // __kmp_env_initialize
5745 
5746 void __kmp_env_print() {
5747 
5748  kmp_env_blk_t block;
5749  int i;
5750  kmp_str_buf_t buffer;
5751 
5752  __kmp_stg_init();
5753  __kmp_str_buf_init(&buffer);
5754 
5755  __kmp_env_blk_init(&block, NULL);
5756  __kmp_env_blk_sort(&block);
5757 
5758  // Print real environment values.
5759  __kmp_str_buf_print(&buffer, "\n%s\n\n", KMP_I18N_STR(UserSettings));
5760  for (i = 0; i < block.count; ++i) {
5761  char const *name = block.vars[i].name;
5762  char const *value = block.vars[i].value;
5763  if ((KMP_STRLEN(name) > 4 && strncmp(name, "KMP_", 4) == 0) ||
5764  strncmp(name, "OMP_", 4) == 0
5765 #ifdef KMP_GOMP_COMPAT
5766  || strncmp(name, "GOMP_", 5) == 0
5767 #endif // KMP_GOMP_COMPAT
5768  ) {
5769  __kmp_str_buf_print(&buffer, " %s=%s\n", name, value);
5770  }
5771  }
5772  __kmp_str_buf_print(&buffer, "\n");
5773 
5774  // Print internal (effective) settings.
5775  __kmp_str_buf_print(&buffer, "%s\n\n", KMP_I18N_STR(EffectiveSettings));
5776  for (int i = 0; i < __kmp_stg_count; ++i) {
5777  if (__kmp_stg_table[i].print != NULL) {
5778  __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
5779  __kmp_stg_table[i].data);
5780  }
5781  }
5782 
5783  __kmp_printf("%s", buffer.str);
5784 
5785  __kmp_env_blk_free(&block);
5786  __kmp_str_buf_free(&buffer);
5787 
5788  __kmp_printf("\n");
5789 
5790 } // __kmp_env_print
5791 
5792 #if OMP_40_ENABLED
5793 void __kmp_env_print_2() {
5794 
5795  kmp_env_blk_t block;
5796  kmp_str_buf_t buffer;
5797 
5798  __kmp_env_format = 1;
5799 
5800  __kmp_stg_init();
5801  __kmp_str_buf_init(&buffer);
5802 
5803  __kmp_env_blk_init(&block, NULL);
5804  __kmp_env_blk_sort(&block);
5805 
5806  __kmp_str_buf_print(&buffer, "\n%s\n", KMP_I18N_STR(DisplayEnvBegin));
5807  __kmp_str_buf_print(&buffer, " _OPENMP='%d'\n", __kmp_openmp_version);
5808 
5809  for (int i = 0; i < __kmp_stg_count; ++i) {
5810  if (__kmp_stg_table[i].print != NULL &&
5811  ((__kmp_display_env &&
5812  strncmp(__kmp_stg_table[i].name, "OMP_", 4) == 0) ||
5813  __kmp_display_env_verbose)) {
5814  __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
5815  __kmp_stg_table[i].data);
5816  }
5817  }
5818 
5819  __kmp_str_buf_print(&buffer, "%s\n", KMP_I18N_STR(DisplayEnvEnd));
5820  __kmp_str_buf_print(&buffer, "\n");
5821 
5822  __kmp_printf("%s", buffer.str);
5823 
5824  __kmp_env_blk_free(&block);
5825  __kmp_str_buf_free(&buffer);
5826 
5827  __kmp_printf("\n");
5828 
5829 } // __kmp_env_print_2
5830 #endif // OMP_40_ENABLED
5831 
5832 // end of file
sched_type
Definition: kmp.h:337