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
__kmp_convert_to_double(char const * s)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
__kmp_readstr_with_sentinel(char * dest,char const * src,size_t len,char sentinel)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
__kmp_match_with_sentinel(char const * a,char const * b,size_t len,char sentinel)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
__kmp_match_str(char const * token,char const * buf,const char ** end)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
__kmp_round4k(size_t size)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. */
__kmp_convert_to_milliseconds(char const * data)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
__kmp_strcasecmp_with_sentinel(char const * a,char const * b,char sentinel)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
__kmp_stg_parse_bool(char const * name,char const * value,int * out)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
__kmp_stg_parse_size(char const * name,char const * value,size_t size_min,size_t size_max,int * is_specified,size_t * out,size_t factor)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
__kmp_stg_parse_str(char const * name,char const * value,char ** out)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
__kmp_stg_parse_int(char const * name,char const * value,int min,int max,int * out)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
__kmp_stg_parse_file(char const * name,char const * value,const char * suffix,char ** out)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
__kmp_stg_parse_par_range(char const * name,char const * value,int * out_range,char * out_routine,char * out_file,int * out_lb,int * out_ub)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
__kmp_initial_threads_capacity(int req_nproc)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
__kmp_default_tp_capacity(int req_nproc,int max_nth,int all_threads_specified)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
__kmp_stg_print_bool(kmp_str_buf_t * buffer,char const * name,int value)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
__kmp_stg_print_int(kmp_str_buf_t * buffer,char const * name,int value)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
__kmp_stg_print_uint64(kmp_str_buf_t * buffer,char const * name,kmp_uint64 value)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
__kmp_stg_print_str(kmp_str_buf_t * buffer,char const * name,char const * value)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
__kmp_stg_print_size(kmp_str_buf_t * buffer,char const * name,size_t value)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
__kmp_stg_parse_device_thread_limit(char const * name,char const * value,void * data)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
__kmp_stg_print_device_thread_limit(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_thread_limit(char const * name,char const * value,void * data)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
__kmp_stg_print_thread_limit(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_teams_thread_limit(char const * name,char const * value,void * data)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
__kmp_stg_print_teams_thread_limit(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_blocktime(char const * name,char const * value,void * data)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
__kmp_stg_print_blocktime(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_duplicate_lib_ok(char const * name,char const * value,void * data)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
__kmp_stg_print_duplicate_lib_ok(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_inherit_fp_control(char const * name,char const * value,void * data)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
__kmp_stg_print_inherit_fp_control(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_wait_policy(char const * name,char const * value,void * data)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
__kmp_stg_print_wait_policy(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_monitor_stacksize(char const * name,char const * value,void * data)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
__kmp_stg_print_monitor_stacksize(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_settings(char const * name,char const * value,void * data)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
__kmp_stg_print_settings(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_stackpad(char const * name,char const * value,void * data)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
__kmp_stg_print_stackpad(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_stackoffset(char const * name,char const * value,void * data)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
__kmp_stg_print_stackoffset(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_stacksize(char const * name,char const * value,void * data)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.
__kmp_stg_print_stacksize(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_version(char const * name,char const * value,void * data)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
__kmp_stg_print_version(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_warnings(char const * name,char const * value,void * data)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
__kmp_stg_print_warnings(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_nested(char const * name,char const * value,void * data)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
__kmp_stg_print_nested(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_parse_nested_num_threads(const char * var,const char * env,kmp_nested_nthreads_t * nth_array)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
__kmp_stg_parse_num_threads(char const * name,char const * value,void * data)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
__kmp_stg_print_num_threads(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_tasking(char const * name,char const * value,void * data)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
__kmp_stg_print_tasking(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_task_stealing(char const * name,char const * value,void * data)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
__kmp_stg_print_task_stealing(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_max_active_levels(char const * name,char const * value,void * data)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
__kmp_stg_print_max_active_levels(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_default_device(char const * name,char const * value,void * data)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
__kmp_stg_print_default_device(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_target_offload(char const * name,char const * value,void * data)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
__kmp_stg_print_target_offload(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_max_task_priority(char const * name,char const * value,void * data)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
__kmp_stg_print_max_task_priority(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_taskloop_min_tasks(char const * name,char const * value,void * data)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
__kmp_stg_print_taskloop_min_tasks(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_disp_buffers(char const * name,char const * value,void * data)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
__kmp_stg_print_disp_buffers(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_hot_teams_level(char const * name,char const * value,void * data)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
__kmp_stg_print_hot_teams_level(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_hot_teams_mode(char const * name,char const * value,void * data)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
__kmp_stg_print_hot_teams_mode(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_handle_signals(char const * name,char const * value,void * data)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
__kmp_stg_print_handle_signals(kmp_str_buf_t * buffer,char const * name,void * data)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)
KMP_STG_X_DEBUG(b)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
__kmp_stg_parse_debug_buf(char const * name,char const * value,void * data)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
__kmp_stg_print_debug_buf(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_debug_buf_atomic(char const * name,char const * value,void * data)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
__kmp_stg_print_debug_buf_atomic(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_debug_buf_chars(char const * name,char const * value,void * data)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
__kmp_stg_print_debug_buf_chars(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_debug_buf_lines(char const * name,char const * value,void * data)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
__kmp_stg_print_debug_buf_lines(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_diag(char const * name,char const * value,void * data)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
__kmp_stg_print_diag(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_align_alloc(char const * name,char const * value,void * data)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
__kmp_stg_print_align_alloc(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_barrier_branch_bit(char const * name,char const * value,void * data)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
__kmp_stg_print_barrier_branch_bit(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_barrier_pattern(char const * name,char const * value,void * data)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
__kmp_stg_print_barrier_pattern(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_abort_delay(char const * name,char const * value,void * data)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
__kmp_stg_print_abort_delay(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_cpuinfo_file(char const * name,char const * value,void * data)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
__kmp_stg_print_cpuinfo_file(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_force_reduction(char const * name,char const * value,void * data)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
__kmp_stg_print_force_reduction(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_storage_map(char const * name,char const * value,void * data)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
__kmp_stg_print_storage_map(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_all_threadprivate(char const * name,char const * value,void * data)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
__kmp_stg_print_all_threadprivate(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_foreign_threads_threadprivate(char const * name,char const * value,void * data)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
__kmp_stg_print_foreign_threads_threadprivate(kmp_str_buf_t * buffer,char const * name,void * data)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.
__kmp_parse_affinity_proc_id_list(const char * var,const char * env,const char ** nextEnv,char ** proclist)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
__kmp_parse_affinity_env(char const * name,char const * value,enum affinity_type * out_type,char ** out_proclist,int * out_verbose,int * out_warn,int * out_respect,enum affinity_gran * out_gran,int * out_gran_levels,int * out_dups,int * out_compact,int * out_offset)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
__kmp_stg_parse_affinity(char const * name,char const * value,void * data)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
__kmp_stg_print_affinity(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_gomp_cpu_affinity(char const * name,char const * value,void * data)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
__kmp_parse_subplace_list(const char * var,const char ** scan)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
__kmp_parse_place(const char * var,const char ** scan)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
__kmp_parse_place_list(const char * var,const char * env,char ** place_list)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
__kmp_stg_parse_places(char const * name,char const * value,void * data)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
__kmp_stg_print_places(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_proc_bind(char const * name,char const * value,void * data)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
__kmp_stg_parse_topology_method(char const * name,char const * value,void * data)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
__kmp_stg_print_topology_method(kmp_str_buf_t * buffer,char const * name,void * data)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.
__kmp_stg_parse_proc_bind(char const * name,char const * value,void * data)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
__kmp_stg_print_proc_bind(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_display_affinity(char const * name,char const * value,void * data)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 }
__kmp_stg_print_display_affinity(kmp_str_buf_t * buffer,char const * name,void * data)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 }
__kmp_stg_parse_affinity_format(char const * name,char const * value,void * data)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 }
__kmp_stg_print_affinity_format(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_allocator(char const * name,char const * value,void * data)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
__kmp_stg_print_allocator(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_omp_dynamic(char const * name,char const * value,void * data)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
__kmp_stg_print_omp_dynamic(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_kmp_dynamic_mode(char const * name,char const * value,void * data)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
__kmp_stg_print_kmp_dynamic_mode(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_ld_balance_interval(char const * name,char const * value,void * data)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
__kmp_stg_print_ld_balance_interval(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_init_at_fork(char const * name,char const * value,void * data)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
__kmp_stg_print_init_at_fork(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_schedule(char const * name,char const * value,void * data)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
__kmp_stg_print_schedule(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_omp_schedule_restore()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
__kmp_parse_single_omp_schedule(const char * name,const char * value,bool parse_hier=false)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
__kmp_stg_parse_omp_schedule(char const * name,char const * value,void * data)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
__kmp_stg_print_omp_schedule(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_kmp_hand_thread(char const * name,char const * value,void * data)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
__kmp_stg_print_kmp_hand_thread(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_atomic_mode(char const * name,char const * value,void * data)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
__kmp_stg_print_atomic_mode(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_consistency_check(char const * name,char const * value,void * data)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
__kmp_stg_print_consistency_check(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_itt_prepare_delay(char const * name,char const * value,void * data)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
__kmp_stg_print_itt_prepare_delay(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_malloc_pool_incr(char const * name,char const * value,void * data)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
__kmp_stg_print_malloc_pool_incr(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_par_range_env(char const * name,char const * value,void * data)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
__kmp_stg_print_par_range_env(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_yield_cycle(char const * name,char const * value,void * data)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
__kmp_stg_print_yield_cycle(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_yield_on(char const * name,char const * value,void * data)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
__kmp_stg_print_yield_on(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_yield_off(char const * name,char const * value,void * data)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
__kmp_stg_print_yield_off(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_init_wait(char const * name,char const * value,void * data)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
__kmp_stg_print_init_wait(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_next_wait(char const * name,char const * value,void * data)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
__kmp_stg_print_next_wait(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_gtid_mode(char const * name,char const * value,void * data)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
__kmp_stg_print_gtid_mode(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_lock_block(char const * name,char const * value,void * data)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
__kmp_stg_print_lock_block(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_lock_kind(char const * name,char const * value,void * data)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
__kmp_stg_print_lock_kind(kmp_str_buf_t * buffer,char const * name,void * data)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)
__kmp_stg_parse_spin_backoff_params(const char * name,const char * value,void * data)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
__kmp_stg_print_spin_backoff_params(kmp_str_buf_t * buffer,char const * name,void * data)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]
__kmp_stg_parse_adaptive_lock_props(const char * name,const char * value,void * data)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
__kmp_stg_print_adaptive_lock_props(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_speculative_statsfile(char const * name,char const * value,void * data)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
__kmp_stg_print_speculative_statsfile(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_hw_subset(char const * name,char const * value,void * data)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
__kmp_stg_print_hw_subset(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_forkjoin_frames(char const * name,char const * value,void * data)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
__kmp_stg_print_forkjoin_frames(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_forkjoin_frames_mode(char const * name,char const * value,void * data)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
__kmp_stg_print_forkjoin_frames_mode(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_omp_display_env(char const * name,char const * value,void * data)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
__kmp_stg_print_omp_display_env(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_omp_cancellation(char const * name,char const * value,void * data)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
__kmp_stg_print_omp_cancellation(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_omp_tool(char const * name,char const * value,void * data)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
__kmp_stg_print_omp_tool(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_parse_omp_tool_libraries(char const * name,char const * value,void * data)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
__kmp_stg_print_omp_tool_libraries(kmp_str_buf_t * buffer,char const * name,void * data)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
__kmp_stg_find(char const * name)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
__kmp_stg_cmp(void const * _a,void const * _b)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
__kmp_stg_init(void)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
__kmp_stg_parse(char const * name,char const * value)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
__kmp_stg_check_rivals(char const * name,char const * value,kmp_setting_t ** rivals)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
__kmp_env_toPrint(char const * name,int flag)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
__kmp_aux_env_initialize(kmp_env_blk_t * block)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
__kmp_env_initialize(char const * string)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
__kmp_env_print()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
__kmp_env_print_2()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
5833