1 /*
2 * kmp_settings.cpp -- Initialize environment variables
3 */
4
5 //===----------------------------------------------------------------------===//
6 //
7 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
8 // See https://llvm.org/LICENSE.txt for license information.
9 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
10 //
11 //===----------------------------------------------------------------------===//
12
13 #include "kmp.h"
14 #include "kmp_affinity.h"
15 #include "kmp_atomic.h"
16 #if KMP_USE_HIER_SCHED
17 #include "kmp_dispatch_hier.h"
18 #endif
19 #include "kmp_environment.h"
20 #include "kmp_i18n.h"
21 #include "kmp_io.h"
22 #include "kmp_itt.h"
23 #include "kmp_lock.h"
24 #include "kmp_settings.h"
25 #include "kmp_str.h"
26 #include "kmp_wrapper_getpid.h"
27 #include <ctype.h> // toupper()
28
29 static int __kmp_env_toPrint(char const *name, int flag);
30
31 bool __kmp_env_format = 0; // 0 - old format; 1 - new format
32
33 // -----------------------------------------------------------------------------
34 // Helper string functions. Subject to move to kmp_str.
35
36 #ifdef USE_LOAD_BALANCE
__kmp_convert_to_double(char const * s)37 static double __kmp_convert_to_double(char const *s) {
38 double result;
39
40 if (KMP_SSCANF(s, "%lf", &result) < 1) {
41 result = 0.0;
42 }
43
44 return result;
45 }
46 #endif
47
48 #ifdef KMP_DEBUG
__kmp_readstr_with_sentinel(char * dest,char const * src,size_t len,char sentinel)49 static unsigned int __kmp_readstr_with_sentinel(char *dest, char const *src,
50 size_t len, char sentinel) {
51 unsigned int i;
52 for (i = 0; i < len; i++) {
53 if ((*src == '\0') || (*src == sentinel)) {
54 break;
55 }
56 *(dest++) = *(src++);
57 }
58 *dest = '\0';
59 return i;
60 }
61 #endif
62
__kmp_match_with_sentinel(char const * a,char const * b,size_t len,char sentinel)63 static int __kmp_match_with_sentinel(char const *a, char const *b, size_t len,
64 char sentinel) {
65 size_t l = 0;
66
67 if (a == NULL)
68 a = "";
69 if (b == NULL)
70 b = "";
71 while (*a && *b && *b != sentinel) {
72 char ca = *a, cb = *b;
73
74 if (ca >= 'a' && ca <= 'z')
75 ca -= 'a' - 'A';
76 if (cb >= 'a' && cb <= 'z')
77 cb -= 'a' - 'A';
78 if (ca != cb)
79 return FALSE;
80 ++l;
81 ++a;
82 ++b;
83 }
84 return l >= len;
85 }
86
87 // Expected usage:
88 // token is the token to check for.
89 // buf is the string being parsed.
90 // *end returns the char after the end of the token.
91 // it is not modified unless a match occurs.
92 //
93 // Example 1:
94 //
95 // if (__kmp_match_str("token", buf, *end) {
96 // <do something>
97 // buf = end;
98 // }
99 //
100 // Example 2:
101 //
102 // if (__kmp_match_str("token", buf, *end) {
103 // char *save = **end;
104 // **end = sentinel;
105 // <use any of the __kmp*_with_sentinel() functions>
106 // **end = save;
107 // buf = end;
108 // }
109
__kmp_match_str(char const * token,char const * buf,const char ** end)110 static int __kmp_match_str(char const *token, char const *buf,
111 const char **end) {
112
113 KMP_ASSERT(token != NULL);
114 KMP_ASSERT(buf != NULL);
115 KMP_ASSERT(end != NULL);
116
117 while (*token && *buf) {
118 char ct = *token, cb = *buf;
119
120 if (ct >= 'a' && ct <= 'z')
121 ct -= 'a' - 'A';
122 if (cb >= 'a' && cb <= 'z')
123 cb -= 'a' - 'A';
124 if (ct != cb)
125 return FALSE;
126 ++token;
127 ++buf;
128 }
129 if (*token) {
130 return FALSE;
131 }
132 *end = buf;
133 return TRUE;
134 }
135
136 #if KMP_OS_DARWIN
__kmp_round4k(size_t size)137 static size_t __kmp_round4k(size_t size) {
138 size_t _4k = 4 * 1024;
139 if (size & (_4k - 1)) {
140 size &= ~(_4k - 1);
141 if (size <= KMP_SIZE_T_MAX - _4k) {
142 size += _4k; // Round up if there is no overflow.
143 }
144 }
145 return size;
146 } // __kmp_round4k
147 #endif
148
149 /* Here, multipliers are like __kmp_convert_to_seconds, but floating-point
150 values are allowed, and the return value is in milliseconds. The default
151 multiplier is milliseconds. Returns INT_MAX only if the value specified
152 matches "infinit*". Returns -1 if specified string is invalid. */
__kmp_convert_to_milliseconds(char const * data)153 int __kmp_convert_to_milliseconds(char const *data) {
154 int ret, nvalues, factor;
155 char mult, extra;
156 double value;
157
158 if (data == NULL)
159 return (-1);
160 if (__kmp_str_match("infinit", -1, data))
161 return (INT_MAX);
162 value = (double)0.0;
163 mult = '\0';
164 nvalues = KMP_SSCANF(data, "%lf%c%c", &value, &mult, &extra);
165 if (nvalues < 1)
166 return (-1);
167 if (nvalues == 1)
168 mult = '\0';
169 if (nvalues == 3)
170 return (-1);
171
172 if (value < 0)
173 return (-1);
174
175 switch (mult) {
176 case '\0':
177 /* default is milliseconds */
178 factor = 1;
179 break;
180 case 's':
181 case 'S':
182 factor = 1000;
183 break;
184 case 'm':
185 case 'M':
186 factor = 1000 * 60;
187 break;
188 case 'h':
189 case 'H':
190 factor = 1000 * 60 * 60;
191 break;
192 case 'd':
193 case 'D':
194 factor = 1000 * 24 * 60 * 60;
195 break;
196 default:
197 return (-1);
198 }
199
200 if (value >= ((INT_MAX - 1) / factor))
201 ret = INT_MAX - 1; /* Don't allow infinite value here */
202 else
203 ret = (int)(value * (double)factor); /* truncate to int */
204
205 return ret;
206 }
207
__kmp_strcasecmp_with_sentinel(char const * a,char const * b,char sentinel)208 static int __kmp_strcasecmp_with_sentinel(char const *a, char const *b,
209 char sentinel) {
210 if (a == NULL)
211 a = "";
212 if (b == NULL)
213 b = "";
214 while (*a && *b && *b != sentinel) {
215 char ca = *a, cb = *b;
216
217 if (ca >= 'a' && ca <= 'z')
218 ca -= 'a' - 'A';
219 if (cb >= 'a' && cb <= 'z')
220 cb -= 'a' - 'A';
221 if (ca != cb)
222 return (int)(unsigned char)*a - (int)(unsigned char)*b;
223 ++a;
224 ++b;
225 }
226 return *a
227 ? (*b && *b != sentinel)
228 ? (int)(unsigned char)*a - (int)(unsigned char)*b
229 : 1
230 : (*b && *b != sentinel) ? -1 : 0;
231 }
232
233 // =============================================================================
234 // Table structures and helper functions.
235
236 typedef struct __kmp_setting kmp_setting_t;
237 typedef struct __kmp_stg_ss_data kmp_stg_ss_data_t;
238 typedef struct __kmp_stg_wp_data kmp_stg_wp_data_t;
239 typedef struct __kmp_stg_fr_data kmp_stg_fr_data_t;
240
241 typedef void (*kmp_stg_parse_func_t)(char const *name, char const *value,
242 void *data);
243 typedef void (*kmp_stg_print_func_t)(kmp_str_buf_t *buffer, char const *name,
244 void *data);
245
246 struct __kmp_setting {
247 char const *name; // Name of setting (environment variable).
248 kmp_stg_parse_func_t parse; // Parser function.
249 kmp_stg_print_func_t print; // Print function.
250 void *data; // Data passed to parser and printer.
251 int set; // Variable set during this "session"
252 // (__kmp_env_initialize() or kmp_set_defaults() call).
253 int defined; // Variable set in any "session".
254 }; // struct __kmp_setting
255
256 struct __kmp_stg_ss_data {
257 size_t factor; // Default factor: 1 for KMP_STACKSIZE, 1024 for others.
258 kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
259 }; // struct __kmp_stg_ss_data
260
261 struct __kmp_stg_wp_data {
262 int omp; // 0 -- KMP_LIBRARY, 1 -- OMP_WAIT_POLICY.
263 kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
264 }; // struct __kmp_stg_wp_data
265
266 struct __kmp_stg_fr_data {
267 int force; // 0 -- KMP_DETERMINISTIC_REDUCTION, 1 -- KMP_FORCE_REDUCTION.
268 kmp_setting_t **rivals; // Array of pointers to rivals (including itself).
269 }; // struct __kmp_stg_fr_data
270
271 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found.
272 char const *name, // Name of variable.
273 char const *value, // Value of the variable.
274 kmp_setting_t **rivals // List of rival settings (must include current one).
275 );
276
277 // -----------------------------------------------------------------------------
278 // Helper parse functions.
279
__kmp_stg_parse_bool(char const * name,char const * value,int * out)280 static void __kmp_stg_parse_bool(char const *name, char const *value,
281 int *out) {
282 if (__kmp_str_match_true(value)) {
283 *out = TRUE;
284 } else if (__kmp_str_match_false(value)) {
285 *out = FALSE;
286 } else {
287 __kmp_msg(kmp_ms_warning, KMP_MSG(BadBoolValue, name, value),
288 KMP_HNT(ValidBoolValues), __kmp_msg_null);
289 }
290 } // __kmp_stg_parse_bool
291
292 // placed here in order to use __kmp_round4k static function
__kmp_check_stksize(size_t * val)293 void __kmp_check_stksize(size_t *val) {
294 // if system stack size is too big then limit the size for worker threads
295 if (*val > KMP_DEFAULT_STKSIZE * 16) // just a heuristics...
296 *val = KMP_DEFAULT_STKSIZE * 16;
297 if (*val < KMP_MIN_STKSIZE)
298 *val = KMP_MIN_STKSIZE;
299 if (*val > KMP_MAX_STKSIZE)
300 *val = KMP_MAX_STKSIZE; // dead code currently, but may work in future
301 #if KMP_OS_DARWIN
302 *val = __kmp_round4k(*val);
303 #endif // KMP_OS_DARWIN
304 }
305
__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)306 static void __kmp_stg_parse_size(char const *name, char const *value,
307 size_t size_min, size_t size_max,
308 int *is_specified, size_t *out,
309 size_t factor) {
310 char const *msg = NULL;
311 #if KMP_OS_DARWIN
312 size_min = __kmp_round4k(size_min);
313 size_max = __kmp_round4k(size_max);
314 #endif // KMP_OS_DARWIN
315 if (value) {
316 if (is_specified != NULL) {
317 *is_specified = 1;
318 }
319 __kmp_str_to_size(value, out, factor, &msg);
320 if (msg == NULL) {
321 if (*out > size_max) {
322 *out = size_max;
323 msg = KMP_I18N_STR(ValueTooLarge);
324 } else if (*out < size_min) {
325 *out = size_min;
326 msg = KMP_I18N_STR(ValueTooSmall);
327 } else {
328 #if KMP_OS_DARWIN
329 size_t round4k = __kmp_round4k(*out);
330 if (*out != round4k) {
331 *out = round4k;
332 msg = KMP_I18N_STR(NotMultiple4K);
333 }
334 #endif
335 }
336 } else {
337 // If integer overflow occurred, * out == KMP_SIZE_T_MAX. Cut it to
338 // size_max silently.
339 if (*out < size_min) {
340 *out = size_max;
341 } else if (*out > size_max) {
342 *out = size_max;
343 }
344 }
345 if (msg != NULL) {
346 // Message is not empty. Print warning.
347 kmp_str_buf_t buf;
348 __kmp_str_buf_init(&buf);
349 __kmp_str_buf_print_size(&buf, *out);
350 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
351 KMP_INFORM(Using_str_Value, name, buf.str);
352 __kmp_str_buf_free(&buf);
353 }
354 }
355 } // __kmp_stg_parse_size
356
__kmp_stg_parse_str(char const * name,char const * value,char ** out)357 static void __kmp_stg_parse_str(char const *name, char const *value,
358 char **out) {
359 __kmp_str_free(out);
360 *out = __kmp_str_format("%s", value);
361 } // __kmp_stg_parse_str
362
__kmp_stg_parse_int(char const * name,char const * value,int min,int max,int * out)363 static void __kmp_stg_parse_int(
364 char const
365 *name, // I: Name of environment variable (used in warning messages).
366 char const *value, // I: Value of environment variable to parse.
367 int min, // I: Minimum allowed value.
368 int max, // I: Maximum allowed value.
369 int *out // O: Output (parsed) value.
370 ) {
371 char const *msg = NULL;
372 kmp_uint64 uint = *out;
373 __kmp_str_to_uint(value, &uint, &msg);
374 if (msg == NULL) {
375 if (uint < (unsigned int)min) {
376 msg = KMP_I18N_STR(ValueTooSmall);
377 uint = min;
378 } else if (uint > (unsigned int)max) {
379 msg = KMP_I18N_STR(ValueTooLarge);
380 uint = max;
381 }
382 } else {
383 // If overflow occurred msg contains error message and uint is very big. Cut
384 // tmp it to INT_MAX.
385 if (uint < (unsigned int)min) {
386 uint = min;
387 } else if (uint > (unsigned int)max) {
388 uint = max;
389 }
390 }
391 if (msg != NULL) {
392 // Message is not empty. Print warning.
393 kmp_str_buf_t buf;
394 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
395 __kmp_str_buf_init(&buf);
396 __kmp_str_buf_print(&buf, "%" KMP_UINT64_SPEC "", uint);
397 KMP_INFORM(Using_uint64_Value, name, buf.str);
398 __kmp_str_buf_free(&buf);
399 }
400 *out = uint;
401 } // __kmp_stg_parse_int
402
403 #if KMP_DEBUG_ADAPTIVE_LOCKS
__kmp_stg_parse_file(char const * name,char const * value,const char * suffix,char ** out)404 static void __kmp_stg_parse_file(char const *name, char const *value,
405 const char *suffix, char **out) {
406 char buffer[256];
407 char *t;
408 int hasSuffix;
409 __kmp_str_free(out);
410 t = (char *)strrchr(value, '.');
411 hasSuffix = t && __kmp_str_eqf(t, suffix);
412 t = __kmp_str_format("%s%s", value, hasSuffix ? "" : suffix);
413 __kmp_expand_file_name(buffer, sizeof(buffer), t);
414 __kmp_str_free(&t);
415 *out = __kmp_str_format("%s", buffer);
416 } // __kmp_stg_parse_file
417 #endif
418
419 #ifdef KMP_DEBUG
420 static char *par_range_to_print = NULL;
421
__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)422 static void __kmp_stg_parse_par_range(char const *name, char const *value,
423 int *out_range, char *out_routine,
424 char *out_file, int *out_lb,
425 int *out_ub) {
426 size_t len = KMP_STRLEN(value) + 1;
427 par_range_to_print = (char *)KMP_INTERNAL_MALLOC(len + 1);
428 KMP_STRNCPY_S(par_range_to_print, len + 1, value, len + 1);
429 __kmp_par_range = +1;
430 __kmp_par_range_lb = 0;
431 __kmp_par_range_ub = INT_MAX;
432 for (;;) {
433 unsigned int len;
434 if (*value == '\0') {
435 break;
436 }
437 if (!__kmp_strcasecmp_with_sentinel("routine", value, '=')) {
438 value = strchr(value, '=') + 1;
439 len = __kmp_readstr_with_sentinel(out_routine, value,
440 KMP_PAR_RANGE_ROUTINE_LEN - 1, ',');
441 if (len == 0) {
442 goto par_range_error;
443 }
444 value = strchr(value, ',');
445 if (value != NULL) {
446 value++;
447 }
448 continue;
449 }
450 if (!__kmp_strcasecmp_with_sentinel("filename", value, '=')) {
451 value = strchr(value, '=') + 1;
452 len = __kmp_readstr_with_sentinel(out_file, value,
453 KMP_PAR_RANGE_FILENAME_LEN - 1, ',');
454 if (len == 0) {
455 goto par_range_error;
456 }
457 value = strchr(value, ',');
458 if (value != NULL) {
459 value++;
460 }
461 continue;
462 }
463 if ((!__kmp_strcasecmp_with_sentinel("range", value, '=')) ||
464 (!__kmp_strcasecmp_with_sentinel("incl_range", value, '='))) {
465 value = strchr(value, '=') + 1;
466 if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) {
467 goto par_range_error;
468 }
469 *out_range = +1;
470 value = strchr(value, ',');
471 if (value != NULL) {
472 value++;
473 }
474 continue;
475 }
476 if (!__kmp_strcasecmp_with_sentinel("excl_range", value, '=')) {
477 value = strchr(value, '=') + 1;
478 if (KMP_SSCANF(value, "%d:%d", out_lb, out_ub) != 2) {
479 goto par_range_error;
480 }
481 *out_range = -1;
482 value = strchr(value, ',');
483 if (value != NULL) {
484 value++;
485 }
486 continue;
487 }
488 par_range_error:
489 KMP_WARNING(ParRangeSyntax, name);
490 __kmp_par_range = 0;
491 break;
492 }
493 } // __kmp_stg_parse_par_range
494 #endif
495
__kmp_initial_threads_capacity(int req_nproc)496 int __kmp_initial_threads_capacity(int req_nproc) {
497 int nth = 32;
498
499 /* MIN( MAX( 32, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ),
500 * __kmp_max_nth) */
501 if (nth < (4 * req_nproc))
502 nth = (4 * req_nproc);
503 if (nth < (4 * __kmp_xproc))
504 nth = (4 * __kmp_xproc);
505
506 if (nth > __kmp_max_nth)
507 nth = __kmp_max_nth;
508
509 return nth;
510 }
511
__kmp_default_tp_capacity(int req_nproc,int max_nth,int all_threads_specified)512 int __kmp_default_tp_capacity(int req_nproc, int max_nth,
513 int all_threads_specified) {
514 int nth = 128;
515
516 if (all_threads_specified)
517 return max_nth;
518 /* MIN( MAX (128, 4 * $OMP_NUM_THREADS, 4 * omp_get_num_procs() ),
519 * __kmp_max_nth ) */
520 if (nth < (4 * req_nproc))
521 nth = (4 * req_nproc);
522 if (nth < (4 * __kmp_xproc))
523 nth = (4 * __kmp_xproc);
524
525 if (nth > __kmp_max_nth)
526 nth = __kmp_max_nth;
527
528 return nth;
529 }
530
531 // -----------------------------------------------------------------------------
532 // Helper print functions.
533
__kmp_stg_print_bool(kmp_str_buf_t * buffer,char const * name,int value)534 static void __kmp_stg_print_bool(kmp_str_buf_t *buffer, char const *name,
535 int value) {
536 if (__kmp_env_format) {
537 KMP_STR_BUF_PRINT_BOOL;
538 } else {
539 __kmp_str_buf_print(buffer, " %s=%s\n", name, value ? "true" : "false");
540 }
541 } // __kmp_stg_print_bool
542
__kmp_stg_print_int(kmp_str_buf_t * buffer,char const * name,int value)543 static void __kmp_stg_print_int(kmp_str_buf_t *buffer, char const *name,
544 int value) {
545 if (__kmp_env_format) {
546 KMP_STR_BUF_PRINT_INT;
547 } else {
548 __kmp_str_buf_print(buffer, " %s=%d\n", name, value);
549 }
550 } // __kmp_stg_print_int
551
552 #if USE_ITT_BUILD && USE_ITT_NOTIFY
__kmp_stg_print_uint64(kmp_str_buf_t * buffer,char const * name,kmp_uint64 value)553 static void __kmp_stg_print_uint64(kmp_str_buf_t *buffer, char const *name,
554 kmp_uint64 value) {
555 if (__kmp_env_format) {
556 KMP_STR_BUF_PRINT_UINT64;
557 } else {
558 __kmp_str_buf_print(buffer, " %s=%" KMP_UINT64_SPEC "\n", name, value);
559 }
560 } // __kmp_stg_print_uint64
561 #endif
562
__kmp_stg_print_str(kmp_str_buf_t * buffer,char const * name,char const * value)563 static void __kmp_stg_print_str(kmp_str_buf_t *buffer, char const *name,
564 char const *value) {
565 if (__kmp_env_format) {
566 KMP_STR_BUF_PRINT_STR;
567 } else {
568 __kmp_str_buf_print(buffer, " %s=%s\n", name, value);
569 }
570 } // __kmp_stg_print_str
571
__kmp_stg_print_size(kmp_str_buf_t * buffer,char const * name,size_t value)572 static void __kmp_stg_print_size(kmp_str_buf_t *buffer, char const *name,
573 size_t value) {
574 if (__kmp_env_format) {
575 KMP_STR_BUF_PRINT_NAME_EX(name);
576 __kmp_str_buf_print_size(buffer, value);
577 __kmp_str_buf_print(buffer, "'\n");
578 } else {
579 __kmp_str_buf_print(buffer, " %s=", name);
580 __kmp_str_buf_print_size(buffer, value);
581 __kmp_str_buf_print(buffer, "\n");
582 return;
583 }
584 } // __kmp_stg_print_size
585
586 // =============================================================================
587 // Parse and print functions.
588
589 // -----------------------------------------------------------------------------
590 // KMP_DEVICE_THREAD_LIMIT, KMP_ALL_THREADS
591
__kmp_stg_parse_device_thread_limit(char const * name,char const * value,void * data)592 static void __kmp_stg_parse_device_thread_limit(char const *name,
593 char const *value, void *data) {
594 kmp_setting_t **rivals = (kmp_setting_t **)data;
595 int rc;
596 if (strcmp(name, "KMP_ALL_THREADS") == 0) {
597 KMP_INFORM(EnvVarDeprecated, name, "KMP_DEVICE_THREAD_LIMIT");
598 }
599 rc = __kmp_stg_check_rivals(name, value, rivals);
600 if (rc) {
601 return;
602 }
603 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
604 __kmp_max_nth = __kmp_xproc;
605 __kmp_allThreadsSpecified = 1;
606 } else {
607 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_max_nth);
608 __kmp_allThreadsSpecified = 0;
609 }
610 K_DIAG(1, ("__kmp_max_nth == %d\n", __kmp_max_nth));
611
612 } // __kmp_stg_parse_device_thread_limit
613
__kmp_stg_print_device_thread_limit(kmp_str_buf_t * buffer,char const * name,void * data)614 static void __kmp_stg_print_device_thread_limit(kmp_str_buf_t *buffer,
615 char const *name, void *data) {
616 __kmp_stg_print_int(buffer, name, __kmp_max_nth);
617 } // __kmp_stg_print_device_thread_limit
618
619 // -----------------------------------------------------------------------------
620 // OMP_THREAD_LIMIT
__kmp_stg_parse_thread_limit(char const * name,char const * value,void * data)621 static void __kmp_stg_parse_thread_limit(char const *name, char const *value,
622 void *data) {
623 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_cg_max_nth);
624 K_DIAG(1, ("__kmp_cg_max_nth == %d\n", __kmp_cg_max_nth));
625
626 } // __kmp_stg_parse_thread_limit
627
__kmp_stg_print_thread_limit(kmp_str_buf_t * buffer,char const * name,void * data)628 static void __kmp_stg_print_thread_limit(kmp_str_buf_t *buffer,
629 char const *name, void *data) {
630 __kmp_stg_print_int(buffer, name, __kmp_cg_max_nth);
631 } // __kmp_stg_print_thread_limit
632
633 // -----------------------------------------------------------------------------
634 // KMP_TEAMS_THREAD_LIMIT
__kmp_stg_parse_teams_thread_limit(char const * name,char const * value,void * data)635 static void __kmp_stg_parse_teams_thread_limit(char const *name,
636 char const *value, void *data) {
637 __kmp_stg_parse_int(name, value, 1, __kmp_sys_max_nth, &__kmp_teams_max_nth);
638 } // __kmp_stg_teams_thread_limit
639
__kmp_stg_print_teams_thread_limit(kmp_str_buf_t * buffer,char const * name,void * data)640 static void __kmp_stg_print_teams_thread_limit(kmp_str_buf_t *buffer,
641 char const *name, void *data) {
642 __kmp_stg_print_int(buffer, name, __kmp_teams_max_nth);
643 } // __kmp_stg_print_teams_thread_limit
644
645 // -----------------------------------------------------------------------------
646 // KMP_USE_YIELD
__kmp_stg_parse_use_yield(char const * name,char const * value,void * data)647 static void __kmp_stg_parse_use_yield(char const *name, char const *value,
648 void *data) {
649 __kmp_stg_parse_int(name, value, 0, 2, &__kmp_use_yield);
650 __kmp_use_yield_exp_set = 1;
651 } // __kmp_stg_parse_use_yield
652
__kmp_stg_print_use_yield(kmp_str_buf_t * buffer,char const * name,void * data)653 static void __kmp_stg_print_use_yield(kmp_str_buf_t *buffer, char const *name,
654 void *data) {
655 __kmp_stg_print_int(buffer, name, __kmp_use_yield);
656 } // __kmp_stg_print_use_yield
657
658 // -----------------------------------------------------------------------------
659 // KMP_BLOCKTIME
660
__kmp_stg_parse_blocktime(char const * name,char const * value,void * data)661 static void __kmp_stg_parse_blocktime(char const *name, char const *value,
662 void *data) {
663 __kmp_dflt_blocktime = __kmp_convert_to_milliseconds(value);
664 if (__kmp_dflt_blocktime < 0) {
665 __kmp_dflt_blocktime = KMP_DEFAULT_BLOCKTIME;
666 __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidValue, name, value),
667 __kmp_msg_null);
668 KMP_INFORM(Using_int_Value, name, __kmp_dflt_blocktime);
669 __kmp_env_blocktime = FALSE; // Revert to default as if var not set.
670 } else {
671 if (__kmp_dflt_blocktime < KMP_MIN_BLOCKTIME) {
672 __kmp_dflt_blocktime = KMP_MIN_BLOCKTIME;
673 __kmp_msg(kmp_ms_warning, KMP_MSG(SmallValue, name, value),
674 __kmp_msg_null);
675 KMP_INFORM(MinValueUsing, name, __kmp_dflt_blocktime);
676 } else if (__kmp_dflt_blocktime > KMP_MAX_BLOCKTIME) {
677 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
678 __kmp_msg(kmp_ms_warning, KMP_MSG(LargeValue, name, value),
679 __kmp_msg_null);
680 KMP_INFORM(MaxValueUsing, name, __kmp_dflt_blocktime);
681 }
682 __kmp_env_blocktime = TRUE; // KMP_BLOCKTIME was specified.
683 }
684 #if KMP_USE_MONITOR
685 // calculate number of monitor thread wakeup intervals corresponding to
686 // blocktime.
687 __kmp_monitor_wakeups =
688 KMP_WAKEUPS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups);
689 __kmp_bt_intervals =
690 KMP_INTERVALS_FROM_BLOCKTIME(__kmp_dflt_blocktime, __kmp_monitor_wakeups);
691 #endif
692 K_DIAG(1, ("__kmp_env_blocktime == %d\n", __kmp_env_blocktime));
693 if (__kmp_env_blocktime) {
694 K_DIAG(1, ("__kmp_dflt_blocktime == %d\n", __kmp_dflt_blocktime));
695 }
696 } // __kmp_stg_parse_blocktime
697
__kmp_stg_print_blocktime(kmp_str_buf_t * buffer,char const * name,void * data)698 static void __kmp_stg_print_blocktime(kmp_str_buf_t *buffer, char const *name,
699 void *data) {
700 __kmp_stg_print_int(buffer, name, __kmp_dflt_blocktime);
701 } // __kmp_stg_print_blocktime
702
703 // -----------------------------------------------------------------------------
704 // KMP_DUPLICATE_LIB_OK
705
__kmp_stg_parse_duplicate_lib_ok(char const * name,char const * value,void * data)706 static void __kmp_stg_parse_duplicate_lib_ok(char const *name,
707 char const *value, void *data) {
708 /* actually this variable is not supported, put here for compatibility with
709 earlier builds and for static/dynamic combination */
710 __kmp_stg_parse_bool(name, value, &__kmp_duplicate_library_ok);
711 } // __kmp_stg_parse_duplicate_lib_ok
712
__kmp_stg_print_duplicate_lib_ok(kmp_str_buf_t * buffer,char const * name,void * data)713 static void __kmp_stg_print_duplicate_lib_ok(kmp_str_buf_t *buffer,
714 char const *name, void *data) {
715 __kmp_stg_print_bool(buffer, name, __kmp_duplicate_library_ok);
716 } // __kmp_stg_print_duplicate_lib_ok
717
718 // -----------------------------------------------------------------------------
719 // KMP_INHERIT_FP_CONTROL
720
721 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
722
__kmp_stg_parse_inherit_fp_control(char const * name,char const * value,void * data)723 static void __kmp_stg_parse_inherit_fp_control(char const *name,
724 char const *value, void *data) {
725 __kmp_stg_parse_bool(name, value, &__kmp_inherit_fp_control);
726 } // __kmp_stg_parse_inherit_fp_control
727
__kmp_stg_print_inherit_fp_control(kmp_str_buf_t * buffer,char const * name,void * data)728 static void __kmp_stg_print_inherit_fp_control(kmp_str_buf_t *buffer,
729 char const *name, void *data) {
730 #if KMP_DEBUG
731 __kmp_stg_print_bool(buffer, name, __kmp_inherit_fp_control);
732 #endif /* KMP_DEBUG */
733 } // __kmp_stg_print_inherit_fp_control
734
735 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
736
737 // Used for OMP_WAIT_POLICY
738 static char const *blocktime_str = NULL;
739
740 // -----------------------------------------------------------------------------
741 // KMP_LIBRARY, OMP_WAIT_POLICY
742
__kmp_stg_parse_wait_policy(char const * name,char const * value,void * data)743 static void __kmp_stg_parse_wait_policy(char const *name, char const *value,
744 void *data) {
745
746 kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data;
747 int rc;
748
749 rc = __kmp_stg_check_rivals(name, value, wait->rivals);
750 if (rc) {
751 return;
752 }
753
754 if (wait->omp) {
755 if (__kmp_str_match("ACTIVE", 1, value)) {
756 __kmp_library = library_turnaround;
757 if (blocktime_str == NULL) {
758 // KMP_BLOCKTIME not specified, so set default to "infinite".
759 __kmp_dflt_blocktime = KMP_MAX_BLOCKTIME;
760 }
761 } else if (__kmp_str_match("PASSIVE", 1, value)) {
762 __kmp_library = library_throughput;
763 if (blocktime_str == NULL) {
764 // KMP_BLOCKTIME not specified, so set default to 0.
765 __kmp_dflt_blocktime = 0;
766 }
767 } else {
768 KMP_WARNING(StgInvalidValue, name, value);
769 }
770 } else {
771 if (__kmp_str_match("serial", 1, value)) { /* S */
772 __kmp_library = library_serial;
773 } else if (__kmp_str_match("throughput", 2, value)) { /* TH */
774 __kmp_library = library_throughput;
775 if (blocktime_str == NULL) {
776 // KMP_BLOCKTIME not specified, so set default to 0.
777 __kmp_dflt_blocktime = 0;
778 }
779 } else if (__kmp_str_match("turnaround", 2, value)) { /* TU */
780 __kmp_library = library_turnaround;
781 } else if (__kmp_str_match("dedicated", 1, value)) { /* D */
782 __kmp_library = library_turnaround;
783 } else if (__kmp_str_match("multiuser", 1, value)) { /* M */
784 __kmp_library = library_throughput;
785 if (blocktime_str == NULL) {
786 // KMP_BLOCKTIME not specified, so set default to 0.
787 __kmp_dflt_blocktime = 0;
788 }
789 } else {
790 KMP_WARNING(StgInvalidValue, name, value);
791 }
792 }
793 } // __kmp_stg_parse_wait_policy
794
__kmp_stg_print_wait_policy(kmp_str_buf_t * buffer,char const * name,void * data)795 static void __kmp_stg_print_wait_policy(kmp_str_buf_t *buffer, char const *name,
796 void *data) {
797
798 kmp_stg_wp_data_t *wait = (kmp_stg_wp_data_t *)data;
799 char const *value = NULL;
800
801 if (wait->omp) {
802 switch (__kmp_library) {
803 case library_turnaround: {
804 value = "ACTIVE";
805 } break;
806 case library_throughput: {
807 value = "PASSIVE";
808 } break;
809 }
810 } else {
811 switch (__kmp_library) {
812 case library_serial: {
813 value = "serial";
814 } break;
815 case library_turnaround: {
816 value = "turnaround";
817 } break;
818 case library_throughput: {
819 value = "throughput";
820 } break;
821 }
822 }
823 if (value != NULL) {
824 __kmp_stg_print_str(buffer, name, value);
825 }
826
827 } // __kmp_stg_print_wait_policy
828
829 #if KMP_USE_MONITOR
830 // -----------------------------------------------------------------------------
831 // KMP_MONITOR_STACKSIZE
832
__kmp_stg_parse_monitor_stacksize(char const * name,char const * value,void * data)833 static void __kmp_stg_parse_monitor_stacksize(char const *name,
834 char const *value, void *data) {
835 __kmp_stg_parse_size(name, value, __kmp_sys_min_stksize, KMP_MAX_STKSIZE,
836 NULL, &__kmp_monitor_stksize, 1);
837 } // __kmp_stg_parse_monitor_stacksize
838
__kmp_stg_print_monitor_stacksize(kmp_str_buf_t * buffer,char const * name,void * data)839 static void __kmp_stg_print_monitor_stacksize(kmp_str_buf_t *buffer,
840 char const *name, void *data) {
841 if (__kmp_env_format) {
842 if (__kmp_monitor_stksize > 0)
843 KMP_STR_BUF_PRINT_NAME_EX(name);
844 else
845 KMP_STR_BUF_PRINT_NAME;
846 } else {
847 __kmp_str_buf_print(buffer, " %s", name);
848 }
849 if (__kmp_monitor_stksize > 0) {
850 __kmp_str_buf_print_size(buffer, __kmp_monitor_stksize);
851 } else {
852 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
853 }
854 if (__kmp_env_format && __kmp_monitor_stksize) {
855 __kmp_str_buf_print(buffer, "'\n");
856 }
857 } // __kmp_stg_print_monitor_stacksize
858 #endif // KMP_USE_MONITOR
859
860 // -----------------------------------------------------------------------------
861 // KMP_SETTINGS
862
__kmp_stg_parse_settings(char const * name,char const * value,void * data)863 static void __kmp_stg_parse_settings(char const *name, char const *value,
864 void *data) {
865 __kmp_stg_parse_bool(name, value, &__kmp_settings);
866 } // __kmp_stg_parse_settings
867
__kmp_stg_print_settings(kmp_str_buf_t * buffer,char const * name,void * data)868 static void __kmp_stg_print_settings(kmp_str_buf_t *buffer, char const *name,
869 void *data) {
870 __kmp_stg_print_bool(buffer, name, __kmp_settings);
871 } // __kmp_stg_print_settings
872
873 // -----------------------------------------------------------------------------
874 // KMP_STACKPAD
875
__kmp_stg_parse_stackpad(char const * name,char const * value,void * data)876 static void __kmp_stg_parse_stackpad(char const *name, char const *value,
877 void *data) {
878 __kmp_stg_parse_int(name, // Env var name
879 value, // Env var value
880 KMP_MIN_STKPADDING, // Min value
881 KMP_MAX_STKPADDING, // Max value
882 &__kmp_stkpadding // Var to initialize
883 );
884 } // __kmp_stg_parse_stackpad
885
__kmp_stg_print_stackpad(kmp_str_buf_t * buffer,char const * name,void * data)886 static void __kmp_stg_print_stackpad(kmp_str_buf_t *buffer, char const *name,
887 void *data) {
888 __kmp_stg_print_int(buffer, name, __kmp_stkpadding);
889 } // __kmp_stg_print_stackpad
890
891 // -----------------------------------------------------------------------------
892 // KMP_STACKOFFSET
893
__kmp_stg_parse_stackoffset(char const * name,char const * value,void * data)894 static void __kmp_stg_parse_stackoffset(char const *name, char const *value,
895 void *data) {
896 __kmp_stg_parse_size(name, // Env var name
897 value, // Env var value
898 KMP_MIN_STKOFFSET, // Min value
899 KMP_MAX_STKOFFSET, // Max value
900 NULL, //
901 &__kmp_stkoffset, // Var to initialize
902 1);
903 } // __kmp_stg_parse_stackoffset
904
__kmp_stg_print_stackoffset(kmp_str_buf_t * buffer,char const * name,void * data)905 static void __kmp_stg_print_stackoffset(kmp_str_buf_t *buffer, char const *name,
906 void *data) {
907 __kmp_stg_print_size(buffer, name, __kmp_stkoffset);
908 } // __kmp_stg_print_stackoffset
909
910 // -----------------------------------------------------------------------------
911 // KMP_STACKSIZE, OMP_STACKSIZE, GOMP_STACKSIZE
912
__kmp_stg_parse_stacksize(char const * name,char const * value,void * data)913 static void __kmp_stg_parse_stacksize(char const *name, char const *value,
914 void *data) {
915
916 kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data;
917 int rc;
918
919 rc = __kmp_stg_check_rivals(name, value, stacksize->rivals);
920 if (rc) {
921 return;
922 }
923 __kmp_stg_parse_size(name, // Env var name
924 value, // Env var value
925 __kmp_sys_min_stksize, // Min value
926 KMP_MAX_STKSIZE, // Max value
927 &__kmp_env_stksize, //
928 &__kmp_stksize, // Var to initialize
929 stacksize->factor);
930
931 } // __kmp_stg_parse_stacksize
932
933 // This function is called for printing both KMP_STACKSIZE (factor is 1) and
934 // OMP_STACKSIZE (factor is 1024). Currently it is not possible to print
935 // OMP_STACKSIZE value in bytes. We can consider adding this possibility by a
936 // customer request in future.
__kmp_stg_print_stacksize(kmp_str_buf_t * buffer,char const * name,void * data)937 static void __kmp_stg_print_stacksize(kmp_str_buf_t *buffer, char const *name,
938 void *data) {
939 kmp_stg_ss_data_t *stacksize = (kmp_stg_ss_data_t *)data;
940 if (__kmp_env_format) {
941 KMP_STR_BUF_PRINT_NAME_EX(name);
942 __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024)
943 ? __kmp_stksize / stacksize->factor
944 : __kmp_stksize);
945 __kmp_str_buf_print(buffer, "'\n");
946 } else {
947 __kmp_str_buf_print(buffer, " %s=", name);
948 __kmp_str_buf_print_size(buffer, (__kmp_stksize % 1024)
949 ? __kmp_stksize / stacksize->factor
950 : __kmp_stksize);
951 __kmp_str_buf_print(buffer, "\n");
952 }
953 } // __kmp_stg_print_stacksize
954
955 // -----------------------------------------------------------------------------
956 // KMP_VERSION
957
__kmp_stg_parse_version(char const * name,char const * value,void * data)958 static void __kmp_stg_parse_version(char const *name, char const *value,
959 void *data) {
960 __kmp_stg_parse_bool(name, value, &__kmp_version);
961 } // __kmp_stg_parse_version
962
__kmp_stg_print_version(kmp_str_buf_t * buffer,char const * name,void * data)963 static void __kmp_stg_print_version(kmp_str_buf_t *buffer, char const *name,
964 void *data) {
965 __kmp_stg_print_bool(buffer, name, __kmp_version);
966 } // __kmp_stg_print_version
967
968 // -----------------------------------------------------------------------------
969 // KMP_WARNINGS
970
__kmp_stg_parse_warnings(char const * name,char const * value,void * data)971 static void __kmp_stg_parse_warnings(char const *name, char const *value,
972 void *data) {
973 __kmp_stg_parse_bool(name, value, &__kmp_generate_warnings);
974 if (__kmp_generate_warnings != kmp_warnings_off) {
975 // AC: only 0/1 values documented, so reset to explicit to distinguish from
976 // default setting
977 __kmp_generate_warnings = kmp_warnings_explicit;
978 }
979 } // __kmp_stg_parse_warnings
980
__kmp_stg_print_warnings(kmp_str_buf_t * buffer,char const * name,void * data)981 static void __kmp_stg_print_warnings(kmp_str_buf_t *buffer, char const *name,
982 void *data) {
983 // AC: TODO: change to print_int? (needs documentation change)
984 __kmp_stg_print_bool(buffer, name, __kmp_generate_warnings);
985 } // __kmp_stg_print_warnings
986
987 // -----------------------------------------------------------------------------
988 // OMP_NESTED, OMP_NUM_THREADS
989
__kmp_stg_parse_nested(char const * name,char const * value,void * data)990 static void __kmp_stg_parse_nested(char const *name, char const *value,
991 void *data) {
992 int nested;
993 KMP_INFORM(EnvVarDeprecated, name, "OMP_MAX_ACTIVE_LEVELS");
994 __kmp_stg_parse_bool(name, value, &nested);
995 if (nested) {
996 if (!__kmp_dflt_max_active_levels_set)
997 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
998 } else { // nesting explicitly turned off
999 __kmp_dflt_max_active_levels = 1;
1000 __kmp_dflt_max_active_levels_set = true;
1001 }
1002 } // __kmp_stg_parse_nested
1003
__kmp_stg_print_nested(kmp_str_buf_t * buffer,char const * name,void * data)1004 static void __kmp_stg_print_nested(kmp_str_buf_t *buffer, char const *name,
1005 void *data) {
1006 if (__kmp_env_format) {
1007 KMP_STR_BUF_PRINT_NAME;
1008 } else {
1009 __kmp_str_buf_print(buffer, " %s", name);
1010 }
1011 __kmp_str_buf_print(buffer, ": deprecated; max-active-levels-var=%d\n",
1012 __kmp_dflt_max_active_levels);
1013 } // __kmp_stg_print_nested
1014
__kmp_parse_nested_num_threads(const char * var,const char * env,kmp_nested_nthreads_t * nth_array)1015 static void __kmp_parse_nested_num_threads(const char *var, const char *env,
1016 kmp_nested_nthreads_t *nth_array) {
1017 const char *next = env;
1018 const char *scan = next;
1019
1020 int total = 0; // Count elements that were set. It'll be used as an array size
1021 int prev_comma = FALSE; // For correct processing sequential commas
1022
1023 // Count the number of values in the env. var string
1024 for (;;) {
1025 SKIP_WS(next);
1026
1027 if (*next == '\0') {
1028 break;
1029 }
1030 // Next character is not an integer or not a comma => end of list
1031 if (((*next < '0') || (*next > '9')) && (*next != ',')) {
1032 KMP_WARNING(NthSyntaxError, var, env);
1033 return;
1034 }
1035 // The next character is ','
1036 if (*next == ',') {
1037 // ',' is the first character
1038 if (total == 0 || prev_comma) {
1039 total++;
1040 }
1041 prev_comma = TRUE;
1042 next++; // skip ','
1043 SKIP_WS(next);
1044 }
1045 // Next character is a digit
1046 if (*next >= '0' && *next <= '9') {
1047 prev_comma = FALSE;
1048 SKIP_DIGITS(next);
1049 total++;
1050 const char *tmp = next;
1051 SKIP_WS(tmp);
1052 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
1053 KMP_WARNING(NthSpacesNotAllowed, var, env);
1054 return;
1055 }
1056 }
1057 }
1058 if (!__kmp_dflt_max_active_levels_set && total > 1)
1059 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
1060 KMP_DEBUG_ASSERT(total > 0);
1061 if (total <= 0) {
1062 KMP_WARNING(NthSyntaxError, var, env);
1063 return;
1064 }
1065
1066 // Check if the nested nthreads array exists
1067 if (!nth_array->nth) {
1068 // Allocate an array of double size
1069 nth_array->nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int) * total * 2);
1070 if (nth_array->nth == NULL) {
1071 KMP_FATAL(MemoryAllocFailed);
1072 }
1073 nth_array->size = total * 2;
1074 } else {
1075 if (nth_array->size < total) {
1076 // Increase the array size
1077 do {
1078 nth_array->size *= 2;
1079 } while (nth_array->size < total);
1080
1081 nth_array->nth = (int *)KMP_INTERNAL_REALLOC(
1082 nth_array->nth, sizeof(int) * nth_array->size);
1083 if (nth_array->nth == NULL) {
1084 KMP_FATAL(MemoryAllocFailed);
1085 }
1086 }
1087 }
1088 nth_array->used = total;
1089 int i = 0;
1090
1091 prev_comma = FALSE;
1092 total = 0;
1093 // Save values in the array
1094 for (;;) {
1095 SKIP_WS(scan);
1096 if (*scan == '\0') {
1097 break;
1098 }
1099 // The next character is ','
1100 if (*scan == ',') {
1101 // ',' in the beginning of the list
1102 if (total == 0) {
1103 // The value is supposed to be equal to __kmp_avail_proc but it is
1104 // unknown at the moment.
1105 // So let's put a placeholder (#threads = 0) to correct it later.
1106 nth_array->nth[i++] = 0;
1107 total++;
1108 } else if (prev_comma) {
1109 // Num threads is inherited from the previous level
1110 nth_array->nth[i] = nth_array->nth[i - 1];
1111 i++;
1112 total++;
1113 }
1114 prev_comma = TRUE;
1115 scan++; // skip ','
1116 SKIP_WS(scan);
1117 }
1118 // Next character is a digit
1119 if (*scan >= '0' && *scan <= '9') {
1120 int num;
1121 const char *buf = scan;
1122 char const *msg = NULL;
1123 prev_comma = FALSE;
1124 SKIP_DIGITS(scan);
1125 total++;
1126
1127 num = __kmp_str_to_int(buf, *scan);
1128 if (num < KMP_MIN_NTH) {
1129 msg = KMP_I18N_STR(ValueTooSmall);
1130 num = KMP_MIN_NTH;
1131 } else if (num > __kmp_sys_max_nth) {
1132 msg = KMP_I18N_STR(ValueTooLarge);
1133 num = __kmp_sys_max_nth;
1134 }
1135 if (msg != NULL) {
1136 // Message is not empty. Print warning.
1137 KMP_WARNING(ParseSizeIntWarn, var, env, msg);
1138 KMP_INFORM(Using_int_Value, var, num);
1139 }
1140 nth_array->nth[i++] = num;
1141 }
1142 }
1143 }
1144
__kmp_stg_parse_num_threads(char const * name,char const * value,void * data)1145 static void __kmp_stg_parse_num_threads(char const *name, char const *value,
1146 void *data) {
1147 // TODO: Remove this option. OMP_NUM_THREADS is a list of positive integers!
1148 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
1149 // The array of 1 element
1150 __kmp_nested_nth.nth = (int *)KMP_INTERNAL_MALLOC(sizeof(int));
1151 __kmp_nested_nth.size = __kmp_nested_nth.used = 1;
1152 __kmp_nested_nth.nth[0] = __kmp_dflt_team_nth = __kmp_dflt_team_nth_ub =
1153 __kmp_xproc;
1154 } else {
1155 __kmp_parse_nested_num_threads(name, value, &__kmp_nested_nth);
1156 if (__kmp_nested_nth.nth) {
1157 __kmp_dflt_team_nth = __kmp_nested_nth.nth[0];
1158 if (__kmp_dflt_team_nth_ub < __kmp_dflt_team_nth) {
1159 __kmp_dflt_team_nth_ub = __kmp_dflt_team_nth;
1160 }
1161 }
1162 }
1163 K_DIAG(1, ("__kmp_dflt_team_nth == %d\n", __kmp_dflt_team_nth));
1164 } // __kmp_stg_parse_num_threads
1165
__kmp_stg_print_num_threads(kmp_str_buf_t * buffer,char const * name,void * data)1166 static void __kmp_stg_print_num_threads(kmp_str_buf_t *buffer, char const *name,
1167 void *data) {
1168 if (__kmp_env_format) {
1169 KMP_STR_BUF_PRINT_NAME;
1170 } else {
1171 __kmp_str_buf_print(buffer, " %s", name);
1172 }
1173 if (__kmp_nested_nth.used) {
1174 kmp_str_buf_t buf;
1175 __kmp_str_buf_init(&buf);
1176 for (int i = 0; i < __kmp_nested_nth.used; i++) {
1177 __kmp_str_buf_print(&buf, "%d", __kmp_nested_nth.nth[i]);
1178 if (i < __kmp_nested_nth.used - 1) {
1179 __kmp_str_buf_print(&buf, ",");
1180 }
1181 }
1182 __kmp_str_buf_print(buffer, "='%s'\n", buf.str);
1183 __kmp_str_buf_free(&buf);
1184 } else {
1185 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1186 }
1187 } // __kmp_stg_print_num_threads
1188
1189 // -----------------------------------------------------------------------------
1190 // OpenMP 3.0: KMP_TASKING, OMP_MAX_ACTIVE_LEVELS,
1191
__kmp_stg_parse_tasking(char const * name,char const * value,void * data)1192 static void __kmp_stg_parse_tasking(char const *name, char const *value,
1193 void *data) {
1194 __kmp_stg_parse_int(name, value, 0, (int)tskm_max,
1195 (int *)&__kmp_tasking_mode);
1196 } // __kmp_stg_parse_tasking
1197
__kmp_stg_print_tasking(kmp_str_buf_t * buffer,char const * name,void * data)1198 static void __kmp_stg_print_tasking(kmp_str_buf_t *buffer, char const *name,
1199 void *data) {
1200 __kmp_stg_print_int(buffer, name, __kmp_tasking_mode);
1201 } // __kmp_stg_print_tasking
1202
__kmp_stg_parse_task_stealing(char const * name,char const * value,void * data)1203 static void __kmp_stg_parse_task_stealing(char const *name, char const *value,
1204 void *data) {
1205 __kmp_stg_parse_int(name, value, 0, 1,
1206 (int *)&__kmp_task_stealing_constraint);
1207 } // __kmp_stg_parse_task_stealing
1208
__kmp_stg_print_task_stealing(kmp_str_buf_t * buffer,char const * name,void * data)1209 static void __kmp_stg_print_task_stealing(kmp_str_buf_t *buffer,
1210 char const *name, void *data) {
1211 __kmp_stg_print_int(buffer, name, __kmp_task_stealing_constraint);
1212 } // __kmp_stg_print_task_stealing
1213
__kmp_stg_parse_max_active_levels(char const * name,char const * value,void * data)1214 static void __kmp_stg_parse_max_active_levels(char const *name,
1215 char const *value, void *data) {
1216 kmp_uint64 tmp_dflt = 0;
1217 char const *msg = NULL;
1218 if (!__kmp_dflt_max_active_levels_set) {
1219 // Don't overwrite __kmp_dflt_max_active_levels if we get an invalid setting
1220 __kmp_str_to_uint(value, &tmp_dflt, &msg);
1221 if (msg != NULL) { // invalid setting; print warning and ignore
1222 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
1223 } else if (tmp_dflt > KMP_MAX_ACTIVE_LEVELS_LIMIT) {
1224 // invalid setting; print warning and ignore
1225 msg = KMP_I18N_STR(ValueTooLarge);
1226 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
1227 } else { // valid setting
1228 __kmp_dflt_max_active_levels = tmp_dflt;
1229 __kmp_dflt_max_active_levels_set = true;
1230 }
1231 }
1232 } // __kmp_stg_parse_max_active_levels
1233
__kmp_stg_print_max_active_levels(kmp_str_buf_t * buffer,char const * name,void * data)1234 static void __kmp_stg_print_max_active_levels(kmp_str_buf_t *buffer,
1235 char const *name, void *data) {
1236 __kmp_stg_print_int(buffer, name, __kmp_dflt_max_active_levels);
1237 } // __kmp_stg_print_max_active_levels
1238
1239 // -----------------------------------------------------------------------------
1240 // OpenMP 4.0: OMP_DEFAULT_DEVICE
__kmp_stg_parse_default_device(char const * name,char const * value,void * data)1241 static void __kmp_stg_parse_default_device(char const *name, char const *value,
1242 void *data) {
1243 __kmp_stg_parse_int(name, value, 0, KMP_MAX_DEFAULT_DEVICE_LIMIT,
1244 &__kmp_default_device);
1245 } // __kmp_stg_parse_default_device
1246
__kmp_stg_print_default_device(kmp_str_buf_t * buffer,char const * name,void * data)1247 static void __kmp_stg_print_default_device(kmp_str_buf_t *buffer,
1248 char const *name, void *data) {
1249 __kmp_stg_print_int(buffer, name, __kmp_default_device);
1250 } // __kmp_stg_print_default_device
1251
1252 // -----------------------------------------------------------------------------
1253 // OpenMP 5.0: OMP_TARGET_OFFLOAD
__kmp_stg_parse_target_offload(char const * name,char const * value,void * data)1254 static void __kmp_stg_parse_target_offload(char const *name, char const *value,
1255 void *data) {
1256 const char *next = value;
1257 const char *scan = next;
1258
1259 __kmp_target_offload = tgt_default;
1260 SKIP_WS(next);
1261 if (*next == '\0')
1262 return;
1263 scan = next;
1264 if (!__kmp_strcasecmp_with_sentinel("mandatory", scan, 0)) {
1265 __kmp_target_offload = tgt_mandatory;
1266 } else if (!__kmp_strcasecmp_with_sentinel("disabled", scan, 0)) {
1267 __kmp_target_offload = tgt_disabled;
1268 } else if (!__kmp_strcasecmp_with_sentinel("default", scan, 0)) {
1269 __kmp_target_offload = tgt_default;
1270 } else {
1271 KMP_WARNING(SyntaxErrorUsing, name, "DEFAULT");
1272 }
1273
1274 } // __kmp_stg_parse_target_offload
1275
__kmp_stg_print_target_offload(kmp_str_buf_t * buffer,char const * name,void * data)1276 static void __kmp_stg_print_target_offload(kmp_str_buf_t *buffer,
1277 char const *name, void *data) {
1278 const char *value = NULL;
1279 if (__kmp_target_offload == tgt_default)
1280 value = "DEFAULT";
1281 else if (__kmp_target_offload == tgt_mandatory)
1282 value = "MANDATORY";
1283 else if (__kmp_target_offload == tgt_disabled)
1284 value = "DISABLED";
1285 KMP_DEBUG_ASSERT(value);
1286 if (__kmp_env_format) {
1287 KMP_STR_BUF_PRINT_NAME;
1288 } else {
1289 __kmp_str_buf_print(buffer, " %s", name);
1290 }
1291 __kmp_str_buf_print(buffer, "=%s\n", value);
1292 } // __kmp_stg_print_target_offload
1293
1294 // -----------------------------------------------------------------------------
1295 // OpenMP 4.5: OMP_MAX_TASK_PRIORITY
__kmp_stg_parse_max_task_priority(char const * name,char const * value,void * data)1296 static void __kmp_stg_parse_max_task_priority(char const *name,
1297 char const *value, void *data) {
1298 __kmp_stg_parse_int(name, value, 0, KMP_MAX_TASK_PRIORITY_LIMIT,
1299 &__kmp_max_task_priority);
1300 } // __kmp_stg_parse_max_task_priority
1301
__kmp_stg_print_max_task_priority(kmp_str_buf_t * buffer,char const * name,void * data)1302 static void __kmp_stg_print_max_task_priority(kmp_str_buf_t *buffer,
1303 char const *name, void *data) {
1304 __kmp_stg_print_int(buffer, name, __kmp_max_task_priority);
1305 } // __kmp_stg_print_max_task_priority
1306
1307 // KMP_TASKLOOP_MIN_TASKS
1308 // taskloop threshold to switch from recursive to linear tasks creation
__kmp_stg_parse_taskloop_min_tasks(char const * name,char const * value,void * data)1309 static void __kmp_stg_parse_taskloop_min_tasks(char const *name,
1310 char const *value, void *data) {
1311 int tmp;
1312 __kmp_stg_parse_int(name, value, 0, INT_MAX, &tmp);
1313 __kmp_taskloop_min_tasks = tmp;
1314 } // __kmp_stg_parse_taskloop_min_tasks
1315
__kmp_stg_print_taskloop_min_tasks(kmp_str_buf_t * buffer,char const * name,void * data)1316 static void __kmp_stg_print_taskloop_min_tasks(kmp_str_buf_t *buffer,
1317 char const *name, void *data) {
1318 __kmp_stg_print_int(buffer, name, __kmp_taskloop_min_tasks);
1319 } // __kmp_stg_print_taskloop_min_tasks
1320
1321 // -----------------------------------------------------------------------------
1322 // KMP_DISP_NUM_BUFFERS
__kmp_stg_parse_disp_buffers(char const * name,char const * value,void * data)1323 static void __kmp_stg_parse_disp_buffers(char const *name, char const *value,
1324 void *data) {
1325 if (TCR_4(__kmp_init_serial)) {
1326 KMP_WARNING(EnvSerialWarn, name);
1327 return;
1328 } // read value before serial initialization only
1329 __kmp_stg_parse_int(name, value, 1, KMP_MAX_NTH, &__kmp_dispatch_num_buffers);
1330 } // __kmp_stg_parse_disp_buffers
1331
__kmp_stg_print_disp_buffers(kmp_str_buf_t * buffer,char const * name,void * data)1332 static void __kmp_stg_print_disp_buffers(kmp_str_buf_t *buffer,
1333 char const *name, void *data) {
1334 __kmp_stg_print_int(buffer, name, __kmp_dispatch_num_buffers);
1335 } // __kmp_stg_print_disp_buffers
1336
1337 #if KMP_NESTED_HOT_TEAMS
1338 // -----------------------------------------------------------------------------
1339 // KMP_HOT_TEAMS_MAX_LEVEL, KMP_HOT_TEAMS_MODE
1340
__kmp_stg_parse_hot_teams_level(char const * name,char const * value,void * data)1341 static void __kmp_stg_parse_hot_teams_level(char const *name, char const *value,
1342 void *data) {
1343 if (TCR_4(__kmp_init_parallel)) {
1344 KMP_WARNING(EnvParallelWarn, name);
1345 return;
1346 } // read value before first parallel only
1347 __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1348 &__kmp_hot_teams_max_level);
1349 } // __kmp_stg_parse_hot_teams_level
1350
__kmp_stg_print_hot_teams_level(kmp_str_buf_t * buffer,char const * name,void * data)1351 static void __kmp_stg_print_hot_teams_level(kmp_str_buf_t *buffer,
1352 char const *name, void *data) {
1353 __kmp_stg_print_int(buffer, name, __kmp_hot_teams_max_level);
1354 } // __kmp_stg_print_hot_teams_level
1355
__kmp_stg_parse_hot_teams_mode(char const * name,char const * value,void * data)1356 static void __kmp_stg_parse_hot_teams_mode(char const *name, char const *value,
1357 void *data) {
1358 if (TCR_4(__kmp_init_parallel)) {
1359 KMP_WARNING(EnvParallelWarn, name);
1360 return;
1361 } // read value before first parallel only
1362 __kmp_stg_parse_int(name, value, 0, KMP_MAX_ACTIVE_LEVELS_LIMIT,
1363 &__kmp_hot_teams_mode);
1364 } // __kmp_stg_parse_hot_teams_mode
1365
__kmp_stg_print_hot_teams_mode(kmp_str_buf_t * buffer,char const * name,void * data)1366 static void __kmp_stg_print_hot_teams_mode(kmp_str_buf_t *buffer,
1367 char const *name, void *data) {
1368 __kmp_stg_print_int(buffer, name, __kmp_hot_teams_mode);
1369 } // __kmp_stg_print_hot_teams_mode
1370
1371 #endif // KMP_NESTED_HOT_TEAMS
1372
1373 // -----------------------------------------------------------------------------
1374 // KMP_HANDLE_SIGNALS
1375
1376 #if KMP_HANDLE_SIGNALS
1377
__kmp_stg_parse_handle_signals(char const * name,char const * value,void * data)1378 static void __kmp_stg_parse_handle_signals(char const *name, char const *value,
1379 void *data) {
1380 __kmp_stg_parse_bool(name, value, &__kmp_handle_signals);
1381 } // __kmp_stg_parse_handle_signals
1382
__kmp_stg_print_handle_signals(kmp_str_buf_t * buffer,char const * name,void * data)1383 static void __kmp_stg_print_handle_signals(kmp_str_buf_t *buffer,
1384 char const *name, void *data) {
1385 __kmp_stg_print_bool(buffer, name, __kmp_handle_signals);
1386 } // __kmp_stg_print_handle_signals
1387
1388 #endif // KMP_HANDLE_SIGNALS
1389
1390 // -----------------------------------------------------------------------------
1391 // KMP_X_DEBUG, KMP_DEBUG, KMP_DEBUG_BUF_*, KMP_DIAG
1392
1393 #ifdef KMP_DEBUG
1394
1395 #define KMP_STG_X_DEBUG(x) \
1396 static void __kmp_stg_parse_##x##_debug(char const *name, char const *value, \
1397 void *data) { \
1398 __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_##x##_debug); \
1399 } /* __kmp_stg_parse_x_debug */ \
1400 static void __kmp_stg_print_##x##_debug(kmp_str_buf_t *buffer, \
1401 char const *name, void *data) { \
1402 __kmp_stg_print_int(buffer, name, kmp_##x##_debug); \
1403 } /* __kmp_stg_print_x_debug */
1404
1405 KMP_STG_X_DEBUG(a)
KMP_STG_X_DEBUG(b)1406 KMP_STG_X_DEBUG(b)
1407 KMP_STG_X_DEBUG(c)
1408 KMP_STG_X_DEBUG(d)
1409 KMP_STG_X_DEBUG(e)
1410 KMP_STG_X_DEBUG(f)
1411
1412 #undef KMP_STG_X_DEBUG
1413
1414 static void __kmp_stg_parse_debug(char const *name, char const *value,
1415 void *data) {
1416 int debug = 0;
1417 __kmp_stg_parse_int(name, value, 0, INT_MAX, &debug);
1418 if (kmp_a_debug < debug) {
1419 kmp_a_debug = debug;
1420 }
1421 if (kmp_b_debug < debug) {
1422 kmp_b_debug = debug;
1423 }
1424 if (kmp_c_debug < debug) {
1425 kmp_c_debug = debug;
1426 }
1427 if (kmp_d_debug < debug) {
1428 kmp_d_debug = debug;
1429 }
1430 if (kmp_e_debug < debug) {
1431 kmp_e_debug = debug;
1432 }
1433 if (kmp_f_debug < debug) {
1434 kmp_f_debug = debug;
1435 }
1436 } // __kmp_stg_parse_debug
1437
__kmp_stg_parse_debug_buf(char const * name,char const * value,void * data)1438 static void __kmp_stg_parse_debug_buf(char const *name, char const *value,
1439 void *data) {
1440 __kmp_stg_parse_bool(name, value, &__kmp_debug_buf);
1441 // !!! TODO: Move buffer initialization of of this file! It may works
1442 // incorrectly if KMP_DEBUG_BUF is parsed before KMP_DEBUG_BUF_LINES or
1443 // KMP_DEBUG_BUF_CHARS.
1444 if (__kmp_debug_buf) {
1445 int i;
1446 int elements = __kmp_debug_buf_lines * __kmp_debug_buf_chars;
1447
1448 /* allocate and initialize all entries in debug buffer to empty */
1449 __kmp_debug_buffer = (char *)__kmp_page_allocate(elements * sizeof(char));
1450 for (i = 0; i < elements; i += __kmp_debug_buf_chars)
1451 __kmp_debug_buffer[i] = '\0';
1452
1453 __kmp_debug_count = 0;
1454 }
1455 K_DIAG(1, ("__kmp_debug_buf = %d\n", __kmp_debug_buf));
1456 } // __kmp_stg_parse_debug_buf
1457
__kmp_stg_print_debug_buf(kmp_str_buf_t * buffer,char const * name,void * data)1458 static void __kmp_stg_print_debug_buf(kmp_str_buf_t *buffer, char const *name,
1459 void *data) {
1460 __kmp_stg_print_bool(buffer, name, __kmp_debug_buf);
1461 } // __kmp_stg_print_debug_buf
1462
__kmp_stg_parse_debug_buf_atomic(char const * name,char const * value,void * data)1463 static void __kmp_stg_parse_debug_buf_atomic(char const *name,
1464 char const *value, void *data) {
1465 __kmp_stg_parse_bool(name, value, &__kmp_debug_buf_atomic);
1466 } // __kmp_stg_parse_debug_buf_atomic
1467
__kmp_stg_print_debug_buf_atomic(kmp_str_buf_t * buffer,char const * name,void * data)1468 static void __kmp_stg_print_debug_buf_atomic(kmp_str_buf_t *buffer,
1469 char const *name, void *data) {
1470 __kmp_stg_print_bool(buffer, name, __kmp_debug_buf_atomic);
1471 } // __kmp_stg_print_debug_buf_atomic
1472
__kmp_stg_parse_debug_buf_chars(char const * name,char const * value,void * data)1473 static void __kmp_stg_parse_debug_buf_chars(char const *name, char const *value,
1474 void *data) {
1475 __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_CHARS_MIN, INT_MAX,
1476 &__kmp_debug_buf_chars);
1477 } // __kmp_stg_debug_parse_buf_chars
1478
__kmp_stg_print_debug_buf_chars(kmp_str_buf_t * buffer,char const * name,void * data)1479 static void __kmp_stg_print_debug_buf_chars(kmp_str_buf_t *buffer,
1480 char const *name, void *data) {
1481 __kmp_stg_print_int(buffer, name, __kmp_debug_buf_chars);
1482 } // __kmp_stg_print_debug_buf_chars
1483
__kmp_stg_parse_debug_buf_lines(char const * name,char const * value,void * data)1484 static void __kmp_stg_parse_debug_buf_lines(char const *name, char const *value,
1485 void *data) {
1486 __kmp_stg_parse_int(name, value, KMP_DEBUG_BUF_LINES_MIN, INT_MAX,
1487 &__kmp_debug_buf_lines);
1488 } // __kmp_stg_parse_debug_buf_lines
1489
__kmp_stg_print_debug_buf_lines(kmp_str_buf_t * buffer,char const * name,void * data)1490 static void __kmp_stg_print_debug_buf_lines(kmp_str_buf_t *buffer,
1491 char const *name, void *data) {
1492 __kmp_stg_print_int(buffer, name, __kmp_debug_buf_lines);
1493 } // __kmp_stg_print_debug_buf_lines
1494
__kmp_stg_parse_diag(char const * name,char const * value,void * data)1495 static void __kmp_stg_parse_diag(char const *name, char const *value,
1496 void *data) {
1497 __kmp_stg_parse_int(name, value, 0, INT_MAX, &kmp_diag);
1498 } // __kmp_stg_parse_diag
1499
__kmp_stg_print_diag(kmp_str_buf_t * buffer,char const * name,void * data)1500 static void __kmp_stg_print_diag(kmp_str_buf_t *buffer, char const *name,
1501 void *data) {
1502 __kmp_stg_print_int(buffer, name, kmp_diag);
1503 } // __kmp_stg_print_diag
1504
1505 #endif // KMP_DEBUG
1506
1507 // -----------------------------------------------------------------------------
1508 // KMP_ALIGN_ALLOC
1509
__kmp_stg_parse_align_alloc(char const * name,char const * value,void * data)1510 static void __kmp_stg_parse_align_alloc(char const *name, char const *value,
1511 void *data) {
1512 __kmp_stg_parse_size(name, value, CACHE_LINE, INT_MAX, NULL,
1513 &__kmp_align_alloc, 1);
1514 } // __kmp_stg_parse_align_alloc
1515
__kmp_stg_print_align_alloc(kmp_str_buf_t * buffer,char const * name,void * data)1516 static void __kmp_stg_print_align_alloc(kmp_str_buf_t *buffer, char const *name,
1517 void *data) {
1518 __kmp_stg_print_size(buffer, name, __kmp_align_alloc);
1519 } // __kmp_stg_print_align_alloc
1520
1521 // -----------------------------------------------------------------------------
1522 // KMP_PLAIN_BARRIER, KMP_FORKJOIN_BARRIER, KMP_REDUCTION_BARRIER
1523
1524 // TODO: Remove __kmp_barrier_branch_bit_env_name varibale, remove loops from
1525 // parse and print functions, pass required info through data argument.
1526
__kmp_stg_parse_barrier_branch_bit(char const * name,char const * value,void * data)1527 static void __kmp_stg_parse_barrier_branch_bit(char const *name,
1528 char const *value, void *data) {
1529 const char *var;
1530
1531 /* ---------- Barrier branch bit control ------------ */
1532 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1533 var = __kmp_barrier_branch_bit_env_name[i];
1534 if ((strcmp(var, name) == 0) && (value != 0)) {
1535 char *comma;
1536
1537 comma = CCAST(char *, strchr(value, ','));
1538 __kmp_barrier_gather_branch_bits[i] =
1539 (kmp_uint32)__kmp_str_to_int(value, ',');
1540 /* is there a specified release parameter? */
1541 if (comma == NULL) {
1542 __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt;
1543 } else {
1544 __kmp_barrier_release_branch_bits[i] =
1545 (kmp_uint32)__kmp_str_to_int(comma + 1, 0);
1546
1547 if (__kmp_barrier_release_branch_bits[i] > KMP_MAX_BRANCH_BITS) {
1548 __kmp_msg(kmp_ms_warning,
1549 KMP_MSG(BarrReleaseValueInvalid, name, comma + 1),
1550 __kmp_msg_null);
1551 __kmp_barrier_release_branch_bits[i] = __kmp_barrier_release_bb_dflt;
1552 }
1553 }
1554 if (__kmp_barrier_gather_branch_bits[i] > KMP_MAX_BRANCH_BITS) {
1555 KMP_WARNING(BarrGatherValueInvalid, name, value);
1556 KMP_INFORM(Using_uint_Value, name, __kmp_barrier_gather_bb_dflt);
1557 __kmp_barrier_gather_branch_bits[i] = __kmp_barrier_gather_bb_dflt;
1558 }
1559 }
1560 K_DIAG(1, ("%s == %d,%d\n", __kmp_barrier_branch_bit_env_name[i],
1561 __kmp_barrier_gather_branch_bits[i],
1562 __kmp_barrier_release_branch_bits[i]))
1563 }
1564 } // __kmp_stg_parse_barrier_branch_bit
1565
__kmp_stg_print_barrier_branch_bit(kmp_str_buf_t * buffer,char const * name,void * data)1566 static void __kmp_stg_print_barrier_branch_bit(kmp_str_buf_t *buffer,
1567 char const *name, void *data) {
1568 const char *var;
1569 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1570 var = __kmp_barrier_branch_bit_env_name[i];
1571 if (strcmp(var, name) == 0) {
1572 if (__kmp_env_format) {
1573 KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_branch_bit_env_name[i]);
1574 } else {
1575 __kmp_str_buf_print(buffer, " %s='",
1576 __kmp_barrier_branch_bit_env_name[i]);
1577 }
1578 __kmp_str_buf_print(buffer, "%d,%d'\n",
1579 __kmp_barrier_gather_branch_bits[i],
1580 __kmp_barrier_release_branch_bits[i]);
1581 }
1582 }
1583 } // __kmp_stg_print_barrier_branch_bit
1584
1585 // ----------------------------------------------------------------------------
1586 // KMP_PLAIN_BARRIER_PATTERN, KMP_FORKJOIN_BARRIER_PATTERN,
1587 // KMP_REDUCTION_BARRIER_PATTERN
1588
1589 // TODO: Remove __kmp_barrier_pattern_name variable, remove loops from parse and
1590 // print functions, pass required data to functions through data argument.
1591
__kmp_stg_parse_barrier_pattern(char const * name,char const * value,void * data)1592 static void __kmp_stg_parse_barrier_pattern(char const *name, char const *value,
1593 void *data) {
1594 const char *var;
1595 /* ---------- Barrier method control ------------ */
1596
1597 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1598 var = __kmp_barrier_pattern_env_name[i];
1599
1600 if ((strcmp(var, name) == 0) && (value != 0)) {
1601 int j;
1602 char *comma = CCAST(char *, strchr(value, ','));
1603
1604 /* handle first parameter: gather pattern */
1605 for (j = bp_linear_bar; j < bp_last_bar; j++) {
1606 if (__kmp_match_with_sentinel(__kmp_barrier_pattern_name[j], value, 1,
1607 ',')) {
1608 __kmp_barrier_gather_pattern[i] = (kmp_bar_pat_e)j;
1609 break;
1610 }
1611 }
1612 if (j == bp_last_bar) {
1613 KMP_WARNING(BarrGatherValueInvalid, name, value);
1614 KMP_INFORM(Using_str_Value, name,
1615 __kmp_barrier_pattern_name[bp_linear_bar]);
1616 }
1617
1618 /* handle second parameter: release pattern */
1619 if (comma != NULL) {
1620 for (j = bp_linear_bar; j < bp_last_bar; j++) {
1621 if (__kmp_str_match(__kmp_barrier_pattern_name[j], 1, comma + 1)) {
1622 __kmp_barrier_release_pattern[i] = (kmp_bar_pat_e)j;
1623 break;
1624 }
1625 }
1626 if (j == bp_last_bar) {
1627 __kmp_msg(kmp_ms_warning,
1628 KMP_MSG(BarrReleaseValueInvalid, name, comma + 1),
1629 __kmp_msg_null);
1630 KMP_INFORM(Using_str_Value, name,
1631 __kmp_barrier_pattern_name[bp_linear_bar]);
1632 }
1633 }
1634 }
1635 }
1636 } // __kmp_stg_parse_barrier_pattern
1637
__kmp_stg_print_barrier_pattern(kmp_str_buf_t * buffer,char const * name,void * data)1638 static void __kmp_stg_print_barrier_pattern(kmp_str_buf_t *buffer,
1639 char const *name, void *data) {
1640 const char *var;
1641 for (int i = bs_plain_barrier; i < bs_last_barrier; i++) {
1642 var = __kmp_barrier_pattern_env_name[i];
1643 if (strcmp(var, name) == 0) {
1644 int j = __kmp_barrier_gather_pattern[i];
1645 int k = __kmp_barrier_release_pattern[i];
1646 if (__kmp_env_format) {
1647 KMP_STR_BUF_PRINT_NAME_EX(__kmp_barrier_pattern_env_name[i]);
1648 } else {
1649 __kmp_str_buf_print(buffer, " %s='",
1650 __kmp_barrier_pattern_env_name[i]);
1651 }
1652 __kmp_str_buf_print(buffer, "%s,%s'\n", __kmp_barrier_pattern_name[j],
1653 __kmp_barrier_pattern_name[k]);
1654 }
1655 }
1656 } // __kmp_stg_print_barrier_pattern
1657
1658 // -----------------------------------------------------------------------------
1659 // KMP_ABORT_DELAY
1660
__kmp_stg_parse_abort_delay(char const * name,char const * value,void * data)1661 static void __kmp_stg_parse_abort_delay(char const *name, char const *value,
1662 void *data) {
1663 // Units of KMP_DELAY_ABORT are seconds, units of __kmp_abort_delay is
1664 // milliseconds.
1665 int delay = __kmp_abort_delay / 1000;
1666 __kmp_stg_parse_int(name, value, 0, INT_MAX / 1000, &delay);
1667 __kmp_abort_delay = delay * 1000;
1668 } // __kmp_stg_parse_abort_delay
1669
__kmp_stg_print_abort_delay(kmp_str_buf_t * buffer,char const * name,void * data)1670 static void __kmp_stg_print_abort_delay(kmp_str_buf_t *buffer, char const *name,
1671 void *data) {
1672 __kmp_stg_print_int(buffer, name, __kmp_abort_delay);
1673 } // __kmp_stg_print_abort_delay
1674
1675 // -----------------------------------------------------------------------------
1676 // KMP_CPUINFO_FILE
1677
__kmp_stg_parse_cpuinfo_file(char const * name,char const * value,void * data)1678 static void __kmp_stg_parse_cpuinfo_file(char const *name, char const *value,
1679 void *data) {
1680 #if KMP_AFFINITY_SUPPORTED
1681 __kmp_stg_parse_str(name, value, &__kmp_cpuinfo_file);
1682 K_DIAG(1, ("__kmp_cpuinfo_file == %s\n", __kmp_cpuinfo_file));
1683 #endif
1684 } //__kmp_stg_parse_cpuinfo_file
1685
__kmp_stg_print_cpuinfo_file(kmp_str_buf_t * buffer,char const * name,void * data)1686 static void __kmp_stg_print_cpuinfo_file(kmp_str_buf_t *buffer,
1687 char const *name, void *data) {
1688 #if KMP_AFFINITY_SUPPORTED
1689 if (__kmp_env_format) {
1690 KMP_STR_BUF_PRINT_NAME;
1691 } else {
1692 __kmp_str_buf_print(buffer, " %s", name);
1693 }
1694 if (__kmp_cpuinfo_file) {
1695 __kmp_str_buf_print(buffer, "='%s'\n", __kmp_cpuinfo_file);
1696 } else {
1697 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1698 }
1699 #endif
1700 } //__kmp_stg_print_cpuinfo_file
1701
1702 // -----------------------------------------------------------------------------
1703 // KMP_FORCE_REDUCTION, KMP_DETERMINISTIC_REDUCTION
1704
__kmp_stg_parse_force_reduction(char const * name,char const * value,void * data)1705 static void __kmp_stg_parse_force_reduction(char const *name, char const *value,
1706 void *data) {
1707 kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data;
1708 int rc;
1709
1710 rc = __kmp_stg_check_rivals(name, value, reduction->rivals);
1711 if (rc) {
1712 return;
1713 }
1714 if (reduction->force) {
1715 if (value != 0) {
1716 if (__kmp_str_match("critical", 0, value))
1717 __kmp_force_reduction_method = critical_reduce_block;
1718 else if (__kmp_str_match("atomic", 0, value))
1719 __kmp_force_reduction_method = atomic_reduce_block;
1720 else if (__kmp_str_match("tree", 0, value))
1721 __kmp_force_reduction_method = tree_reduce_block;
1722 else {
1723 KMP_FATAL(UnknownForceReduction, name, value);
1724 }
1725 }
1726 } else {
1727 __kmp_stg_parse_bool(name, value, &__kmp_determ_red);
1728 if (__kmp_determ_red) {
1729 __kmp_force_reduction_method = tree_reduce_block;
1730 } else {
1731 __kmp_force_reduction_method = reduction_method_not_defined;
1732 }
1733 }
1734 K_DIAG(1, ("__kmp_force_reduction_method == %d\n",
1735 __kmp_force_reduction_method));
1736 } // __kmp_stg_parse_force_reduction
1737
__kmp_stg_print_force_reduction(kmp_str_buf_t * buffer,char const * name,void * data)1738 static void __kmp_stg_print_force_reduction(kmp_str_buf_t *buffer,
1739 char const *name, void *data) {
1740
1741 kmp_stg_fr_data_t *reduction = (kmp_stg_fr_data_t *)data;
1742 if (reduction->force) {
1743 if (__kmp_force_reduction_method == critical_reduce_block) {
1744 __kmp_stg_print_str(buffer, name, "critical");
1745 } else if (__kmp_force_reduction_method == atomic_reduce_block) {
1746 __kmp_stg_print_str(buffer, name, "atomic");
1747 } else if (__kmp_force_reduction_method == tree_reduce_block) {
1748 __kmp_stg_print_str(buffer, name, "tree");
1749 } else {
1750 if (__kmp_env_format) {
1751 KMP_STR_BUF_PRINT_NAME;
1752 } else {
1753 __kmp_str_buf_print(buffer, " %s", name);
1754 }
1755 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
1756 }
1757 } else {
1758 __kmp_stg_print_bool(buffer, name, __kmp_determ_red);
1759 }
1760
1761 } // __kmp_stg_print_force_reduction
1762
1763 // -----------------------------------------------------------------------------
1764 // KMP_STORAGE_MAP
1765
__kmp_stg_parse_storage_map(char const * name,char const * value,void * data)1766 static void __kmp_stg_parse_storage_map(char const *name, char const *value,
1767 void *data) {
1768 if (__kmp_str_match("verbose", 1, value)) {
1769 __kmp_storage_map = TRUE;
1770 __kmp_storage_map_verbose = TRUE;
1771 __kmp_storage_map_verbose_specified = TRUE;
1772
1773 } else {
1774 __kmp_storage_map_verbose = FALSE;
1775 __kmp_stg_parse_bool(name, value, &__kmp_storage_map); // !!!
1776 }
1777 } // __kmp_stg_parse_storage_map
1778
__kmp_stg_print_storage_map(kmp_str_buf_t * buffer,char const * name,void * data)1779 static void __kmp_stg_print_storage_map(kmp_str_buf_t *buffer, char const *name,
1780 void *data) {
1781 if (__kmp_storage_map_verbose || __kmp_storage_map_verbose_specified) {
1782 __kmp_stg_print_str(buffer, name, "verbose");
1783 } else {
1784 __kmp_stg_print_bool(buffer, name, __kmp_storage_map);
1785 }
1786 } // __kmp_stg_print_storage_map
1787
1788 // -----------------------------------------------------------------------------
1789 // KMP_ALL_THREADPRIVATE
1790
__kmp_stg_parse_all_threadprivate(char const * name,char const * value,void * data)1791 static void __kmp_stg_parse_all_threadprivate(char const *name,
1792 char const *value, void *data) {
1793 __kmp_stg_parse_int(name, value,
1794 __kmp_allThreadsSpecified ? __kmp_max_nth : 1,
1795 __kmp_max_nth, &__kmp_tp_capacity);
1796 } // __kmp_stg_parse_all_threadprivate
1797
__kmp_stg_print_all_threadprivate(kmp_str_buf_t * buffer,char const * name,void * data)1798 static void __kmp_stg_print_all_threadprivate(kmp_str_buf_t *buffer,
1799 char const *name, void *data) {
1800 __kmp_stg_print_int(buffer, name, __kmp_tp_capacity);
1801 }
1802
1803 // -----------------------------------------------------------------------------
1804 // KMP_FOREIGN_THREADS_THREADPRIVATE
1805
__kmp_stg_parse_foreign_threads_threadprivate(char const * name,char const * value,void * data)1806 static void __kmp_stg_parse_foreign_threads_threadprivate(char const *name,
1807 char const *value,
1808 void *data) {
1809 __kmp_stg_parse_bool(name, value, &__kmp_foreign_tp);
1810 } // __kmp_stg_parse_foreign_threads_threadprivate
1811
__kmp_stg_print_foreign_threads_threadprivate(kmp_str_buf_t * buffer,char const * name,void * data)1812 static void __kmp_stg_print_foreign_threads_threadprivate(kmp_str_buf_t *buffer,
1813 char const *name,
1814 void *data) {
1815 __kmp_stg_print_bool(buffer, name, __kmp_foreign_tp);
1816 } // __kmp_stg_print_foreign_threads_threadprivate
1817
1818 // -----------------------------------------------------------------------------
1819 // KMP_AFFINITY, GOMP_CPU_AFFINITY, KMP_TOPOLOGY_METHOD
1820
1821 #if KMP_AFFINITY_SUPPORTED
1822 // 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)1823 static int __kmp_parse_affinity_proc_id_list(const char *var, const char *env,
1824 const char **nextEnv,
1825 char **proclist) {
1826 const char *scan = env;
1827 const char *next = scan;
1828 int empty = TRUE;
1829
1830 *proclist = NULL;
1831
1832 for (;;) {
1833 int start, end, stride;
1834
1835 SKIP_WS(scan);
1836 next = scan;
1837 if (*next == '\0') {
1838 break;
1839 }
1840
1841 if (*next == '{') {
1842 int num;
1843 next++; // skip '{'
1844 SKIP_WS(next);
1845 scan = next;
1846
1847 // Read the first integer in the set.
1848 if ((*next < '0') || (*next > '9')) {
1849 KMP_WARNING(AffSyntaxError, var);
1850 return FALSE;
1851 }
1852 SKIP_DIGITS(next);
1853 num = __kmp_str_to_int(scan, *next);
1854 KMP_ASSERT(num >= 0);
1855
1856 for (;;) {
1857 // Check for end of set.
1858 SKIP_WS(next);
1859 if (*next == '}') {
1860 next++; // skip '}'
1861 break;
1862 }
1863
1864 // Skip optional comma.
1865 if (*next == ',') {
1866 next++;
1867 }
1868 SKIP_WS(next);
1869
1870 // Read the next integer in the set.
1871 scan = next;
1872 if ((*next < '0') || (*next > '9')) {
1873 KMP_WARNING(AffSyntaxError, var);
1874 return FALSE;
1875 }
1876
1877 SKIP_DIGITS(next);
1878 num = __kmp_str_to_int(scan, *next);
1879 KMP_ASSERT(num >= 0);
1880 }
1881 empty = FALSE;
1882
1883 SKIP_WS(next);
1884 if (*next == ',') {
1885 next++;
1886 }
1887 scan = next;
1888 continue;
1889 }
1890
1891 // Next character is not an integer => end of list
1892 if ((*next < '0') || (*next > '9')) {
1893 if (empty) {
1894 KMP_WARNING(AffSyntaxError, var);
1895 return FALSE;
1896 }
1897 break;
1898 }
1899
1900 // Read the first integer.
1901 SKIP_DIGITS(next);
1902 start = __kmp_str_to_int(scan, *next);
1903 KMP_ASSERT(start >= 0);
1904 SKIP_WS(next);
1905
1906 // If this isn't a range, then go on.
1907 if (*next != '-') {
1908 empty = FALSE;
1909
1910 // Skip optional comma.
1911 if (*next == ',') {
1912 next++;
1913 }
1914 scan = next;
1915 continue;
1916 }
1917
1918 // This is a range. Skip over the '-' and read in the 2nd int.
1919 next++; // skip '-'
1920 SKIP_WS(next);
1921 scan = next;
1922 if ((*next < '0') || (*next > '9')) {
1923 KMP_WARNING(AffSyntaxError, var);
1924 return FALSE;
1925 }
1926 SKIP_DIGITS(next);
1927 end = __kmp_str_to_int(scan, *next);
1928 KMP_ASSERT(end >= 0);
1929
1930 // Check for a stride parameter
1931 stride = 1;
1932 SKIP_WS(next);
1933 if (*next == ':') {
1934 // A stride is specified. Skip over the ':" and read the 3rd int.
1935 int sign = +1;
1936 next++; // skip ':'
1937 SKIP_WS(next);
1938 scan = next;
1939 if (*next == '-') {
1940 sign = -1;
1941 next++;
1942 SKIP_WS(next);
1943 scan = next;
1944 }
1945 if ((*next < '0') || (*next > '9')) {
1946 KMP_WARNING(AffSyntaxError, var);
1947 return FALSE;
1948 }
1949 SKIP_DIGITS(next);
1950 stride = __kmp_str_to_int(scan, *next);
1951 KMP_ASSERT(stride >= 0);
1952 stride *= sign;
1953 }
1954
1955 // Do some range checks.
1956 if (stride == 0) {
1957 KMP_WARNING(AffZeroStride, var);
1958 return FALSE;
1959 }
1960 if (stride > 0) {
1961 if (start > end) {
1962 KMP_WARNING(AffStartGreaterEnd, var, start, end);
1963 return FALSE;
1964 }
1965 } else {
1966 if (start < end) {
1967 KMP_WARNING(AffStrideLessZero, var, start, end);
1968 return FALSE;
1969 }
1970 }
1971 if ((end - start) / stride > 65536) {
1972 KMP_WARNING(AffRangeTooBig, var, end, start, stride);
1973 return FALSE;
1974 }
1975
1976 empty = FALSE;
1977
1978 // Skip optional comma.
1979 SKIP_WS(next);
1980 if (*next == ',') {
1981 next++;
1982 }
1983 scan = next;
1984 }
1985
1986 *nextEnv = next;
1987
1988 {
1989 int len = next - env;
1990 char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
1991 KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
1992 retlist[len] = '\0';
1993 *proclist = retlist;
1994 }
1995 return TRUE;
1996 }
1997
1998 // If KMP_AFFINITY is specified without a type, then
1999 // __kmp_affinity_notype should point to its setting.
2000 static kmp_setting_t *__kmp_affinity_notype = NULL;
2001
__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)2002 static void __kmp_parse_affinity_env(char const *name, char const *value,
2003 enum affinity_type *out_type,
2004 char **out_proclist, int *out_verbose,
2005 int *out_warn, int *out_respect,
2006 enum affinity_gran *out_gran,
2007 int *out_gran_levels, int *out_dups,
2008 int *out_compact, int *out_offset) {
2009 char *buffer = NULL; // Copy of env var value.
2010 char *buf = NULL; // Buffer for strtok_r() function.
2011 char *next = NULL; // end of token / start of next.
2012 const char *start; // start of current token (for err msgs)
2013 int count = 0; // Counter of parsed integer numbers.
2014 int number[2]; // Parsed numbers.
2015
2016 // Guards.
2017 int type = 0;
2018 int proclist = 0;
2019 int verbose = 0;
2020 int warnings = 0;
2021 int respect = 0;
2022 int gran = 0;
2023 int dups = 0;
2024
2025 KMP_ASSERT(value != NULL);
2026
2027 if (TCR_4(__kmp_init_middle)) {
2028 KMP_WARNING(EnvMiddleWarn, name);
2029 __kmp_env_toPrint(name, 0);
2030 return;
2031 }
2032 __kmp_env_toPrint(name, 1);
2033
2034 buffer =
2035 __kmp_str_format("%s", value); // Copy env var to keep original intact.
2036 buf = buffer;
2037 SKIP_WS(buf);
2038
2039 // Helper macros.
2040
2041 // If we see a parse error, emit a warning and scan to the next ",".
2042 //
2043 // FIXME - there's got to be a better way to print an error
2044 // message, hopefully without overwriting peices of buf.
2045 #define EMIT_WARN(skip, errlist) \
2046 { \
2047 char ch; \
2048 if (skip) { \
2049 SKIP_TO(next, ','); \
2050 } \
2051 ch = *next; \
2052 *next = '\0'; \
2053 KMP_WARNING errlist; \
2054 *next = ch; \
2055 if (skip) { \
2056 if (ch == ',') \
2057 next++; \
2058 } \
2059 buf = next; \
2060 }
2061
2062 #define _set_param(_guard, _var, _val) \
2063 { \
2064 if (_guard == 0) { \
2065 _var = _val; \
2066 } else { \
2067 EMIT_WARN(FALSE, (AffParamDefined, name, start)); \
2068 } \
2069 ++_guard; \
2070 }
2071
2072 #define set_type(val) _set_param(type, *out_type, val)
2073 #define set_verbose(val) _set_param(verbose, *out_verbose, val)
2074 #define set_warnings(val) _set_param(warnings, *out_warn, val)
2075 #define set_respect(val) _set_param(respect, *out_respect, val)
2076 #define set_dups(val) _set_param(dups, *out_dups, val)
2077 #define set_proclist(val) _set_param(proclist, *out_proclist, val)
2078
2079 #define set_gran(val, levels) \
2080 { \
2081 if (gran == 0) { \
2082 *out_gran = val; \
2083 *out_gran_levels = levels; \
2084 } else { \
2085 EMIT_WARN(FALSE, (AffParamDefined, name, start)); \
2086 } \
2087 ++gran; \
2088 }
2089
2090 KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
2091 (__kmp_nested_proc_bind.used > 0));
2092
2093 while (*buf != '\0') {
2094 start = next = buf;
2095
2096 if (__kmp_match_str("none", buf, CCAST(const char **, &next))) {
2097 set_type(affinity_none);
2098 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2099 buf = next;
2100 } else if (__kmp_match_str("scatter", buf, CCAST(const char **, &next))) {
2101 set_type(affinity_scatter);
2102 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2103 buf = next;
2104 } else if (__kmp_match_str("compact", buf, CCAST(const char **, &next))) {
2105 set_type(affinity_compact);
2106 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2107 buf = next;
2108 } else if (__kmp_match_str("logical", buf, CCAST(const char **, &next))) {
2109 set_type(affinity_logical);
2110 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2111 buf = next;
2112 } else if (__kmp_match_str("physical", buf, CCAST(const char **, &next))) {
2113 set_type(affinity_physical);
2114 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2115 buf = next;
2116 } else if (__kmp_match_str("explicit", buf, CCAST(const char **, &next))) {
2117 set_type(affinity_explicit);
2118 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2119 buf = next;
2120 } else if (__kmp_match_str("balanced", buf, CCAST(const char **, &next))) {
2121 set_type(affinity_balanced);
2122 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2123 buf = next;
2124 } else if (__kmp_match_str("disabled", buf, CCAST(const char **, &next))) {
2125 set_type(affinity_disabled);
2126 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2127 buf = next;
2128 } else if (__kmp_match_str("verbose", buf, CCAST(const char **, &next))) {
2129 set_verbose(TRUE);
2130 buf = next;
2131 } else if (__kmp_match_str("noverbose", buf, CCAST(const char **, &next))) {
2132 set_verbose(FALSE);
2133 buf = next;
2134 } else if (__kmp_match_str("warnings", buf, CCAST(const char **, &next))) {
2135 set_warnings(TRUE);
2136 buf = next;
2137 } else if (__kmp_match_str("nowarnings", buf,
2138 CCAST(const char **, &next))) {
2139 set_warnings(FALSE);
2140 buf = next;
2141 } else if (__kmp_match_str("respect", buf, CCAST(const char **, &next))) {
2142 set_respect(TRUE);
2143 buf = next;
2144 } else if (__kmp_match_str("norespect", buf, CCAST(const char **, &next))) {
2145 set_respect(FALSE);
2146 buf = next;
2147 } else if (__kmp_match_str("duplicates", buf,
2148 CCAST(const char **, &next)) ||
2149 __kmp_match_str("dups", buf, CCAST(const char **, &next))) {
2150 set_dups(TRUE);
2151 buf = next;
2152 } else if (__kmp_match_str("noduplicates", buf,
2153 CCAST(const char **, &next)) ||
2154 __kmp_match_str("nodups", buf, CCAST(const char **, &next))) {
2155 set_dups(FALSE);
2156 buf = next;
2157 } else if (__kmp_match_str("granularity", buf,
2158 CCAST(const char **, &next)) ||
2159 __kmp_match_str("gran", buf, CCAST(const char **, &next))) {
2160 SKIP_WS(next);
2161 if (*next != '=') {
2162 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2163 continue;
2164 }
2165 next++; // skip '='
2166 SKIP_WS(next);
2167
2168 buf = next;
2169 if (__kmp_match_str("fine", buf, CCAST(const char **, &next))) {
2170 set_gran(affinity_gran_fine, -1);
2171 buf = next;
2172 } else if (__kmp_match_str("thread", buf, CCAST(const char **, &next))) {
2173 set_gran(affinity_gran_thread, -1);
2174 buf = next;
2175 } else if (__kmp_match_str("core", buf, CCAST(const char **, &next))) {
2176 set_gran(affinity_gran_core, -1);
2177 buf = next;
2178 #if KMP_USE_HWLOC
2179 } else if (__kmp_match_str("tile", buf, CCAST(const char **, &next))) {
2180 set_gran(affinity_gran_tile, -1);
2181 buf = next;
2182 #endif
2183 } else if (__kmp_match_str("package", buf, CCAST(const char **, &next))) {
2184 set_gran(affinity_gran_package, -1);
2185 buf = next;
2186 } else if (__kmp_match_str("node", buf, CCAST(const char **, &next))) {
2187 set_gran(affinity_gran_node, -1);
2188 buf = next;
2189 #if KMP_GROUP_AFFINITY
2190 } else if (__kmp_match_str("group", buf, CCAST(const char **, &next))) {
2191 set_gran(affinity_gran_group, -1);
2192 buf = next;
2193 #endif /* KMP_GROUP AFFINITY */
2194 } else if ((*buf >= '0') && (*buf <= '9')) {
2195 int n;
2196 next = buf;
2197 SKIP_DIGITS(next);
2198 n = __kmp_str_to_int(buf, *next);
2199 KMP_ASSERT(n >= 0);
2200 buf = next;
2201 set_gran(affinity_gran_default, n);
2202 } else {
2203 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2204 continue;
2205 }
2206 } else if (__kmp_match_str("proclist", buf, CCAST(const char **, &next))) {
2207 char *temp_proclist;
2208
2209 SKIP_WS(next);
2210 if (*next != '=') {
2211 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2212 continue;
2213 }
2214 next++; // skip '='
2215 SKIP_WS(next);
2216 if (*next != '[') {
2217 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2218 continue;
2219 }
2220 next++; // skip '['
2221 buf = next;
2222 if (!__kmp_parse_affinity_proc_id_list(
2223 name, buf, CCAST(const char **, &next), &temp_proclist)) {
2224 // warning already emitted.
2225 SKIP_TO(next, ']');
2226 if (*next == ']')
2227 next++;
2228 SKIP_TO(next, ',');
2229 if (*next == ',')
2230 next++;
2231 buf = next;
2232 continue;
2233 }
2234 if (*next != ']') {
2235 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2236 continue;
2237 }
2238 next++; // skip ']'
2239 set_proclist(temp_proclist);
2240 } else if ((*buf >= '0') && (*buf <= '9')) {
2241 // Parse integer numbers -- permute and offset.
2242 int n;
2243 next = buf;
2244 SKIP_DIGITS(next);
2245 n = __kmp_str_to_int(buf, *next);
2246 KMP_ASSERT(n >= 0);
2247 buf = next;
2248 if (count < 2) {
2249 number[count] = n;
2250 } else {
2251 KMP_WARNING(AffManyParams, name, start);
2252 }
2253 ++count;
2254 } else {
2255 EMIT_WARN(TRUE, (AffInvalidParam, name, start));
2256 continue;
2257 }
2258
2259 SKIP_WS(next);
2260 if (*next == ',') {
2261 next++;
2262 SKIP_WS(next);
2263 } else if (*next != '\0') {
2264 const char *temp = next;
2265 EMIT_WARN(TRUE, (ParseExtraCharsWarn, name, temp));
2266 continue;
2267 }
2268 buf = next;
2269 } // while
2270
2271 #undef EMIT_WARN
2272 #undef _set_param
2273 #undef set_type
2274 #undef set_verbose
2275 #undef set_warnings
2276 #undef set_respect
2277 #undef set_granularity
2278
2279 __kmp_str_free(&buffer);
2280
2281 if (proclist) {
2282 if (!type) {
2283 KMP_WARNING(AffProcListNoType, name);
2284 *out_type = affinity_explicit;
2285 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2286 } else if (*out_type != affinity_explicit) {
2287 KMP_WARNING(AffProcListNotExplicit, name);
2288 KMP_ASSERT(*out_proclist != NULL);
2289 KMP_INTERNAL_FREE(*out_proclist);
2290 *out_proclist = NULL;
2291 }
2292 }
2293 switch (*out_type) {
2294 case affinity_logical:
2295 case affinity_physical: {
2296 if (count > 0) {
2297 *out_offset = number[0];
2298 }
2299 if (count > 1) {
2300 KMP_WARNING(AffManyParamsForLogic, name, number[1]);
2301 }
2302 } break;
2303 case affinity_balanced: {
2304 if (count > 0) {
2305 *out_compact = number[0];
2306 }
2307 if (count > 1) {
2308 *out_offset = number[1];
2309 }
2310
2311 if (__kmp_affinity_gran == affinity_gran_default) {
2312 #if KMP_MIC_SUPPORTED
2313 if (__kmp_mic_type != non_mic) {
2314 if (__kmp_affinity_verbose || __kmp_affinity_warnings) {
2315 KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "fine");
2316 }
2317 __kmp_affinity_gran = affinity_gran_fine;
2318 } else
2319 #endif
2320 {
2321 if (__kmp_affinity_verbose || __kmp_affinity_warnings) {
2322 KMP_WARNING(AffGranUsing, "KMP_AFFINITY", "core");
2323 }
2324 __kmp_affinity_gran = affinity_gran_core;
2325 }
2326 }
2327 } break;
2328 case affinity_scatter:
2329 case affinity_compact: {
2330 if (count > 0) {
2331 *out_compact = number[0];
2332 }
2333 if (count > 1) {
2334 *out_offset = number[1];
2335 }
2336 } break;
2337 case affinity_explicit: {
2338 if (*out_proclist == NULL) {
2339 KMP_WARNING(AffNoProcList, name);
2340 __kmp_affinity_type = affinity_none;
2341 }
2342 if (count > 0) {
2343 KMP_WARNING(AffNoParam, name, "explicit");
2344 }
2345 } break;
2346 case affinity_none: {
2347 if (count > 0) {
2348 KMP_WARNING(AffNoParam, name, "none");
2349 }
2350 } break;
2351 case affinity_disabled: {
2352 if (count > 0) {
2353 KMP_WARNING(AffNoParam, name, "disabled");
2354 }
2355 } break;
2356 case affinity_default: {
2357 if (count > 0) {
2358 KMP_WARNING(AffNoParam, name, "default");
2359 }
2360 } break;
2361 default: { KMP_ASSERT(0); }
2362 }
2363 } // __kmp_parse_affinity_env
2364
__kmp_stg_parse_affinity(char const * name,char const * value,void * data)2365 static void __kmp_stg_parse_affinity(char const *name, char const *value,
2366 void *data) {
2367 kmp_setting_t **rivals = (kmp_setting_t **)data;
2368 int rc;
2369
2370 rc = __kmp_stg_check_rivals(name, value, rivals);
2371 if (rc) {
2372 return;
2373 }
2374
2375 __kmp_parse_affinity_env(name, value, &__kmp_affinity_type,
2376 &__kmp_affinity_proclist, &__kmp_affinity_verbose,
2377 &__kmp_affinity_warnings,
2378 &__kmp_affinity_respect_mask, &__kmp_affinity_gran,
2379 &__kmp_affinity_gran_levels, &__kmp_affinity_dups,
2380 &__kmp_affinity_compact, &__kmp_affinity_offset);
2381
2382 } // __kmp_stg_parse_affinity
2383
__kmp_stg_print_affinity(kmp_str_buf_t * buffer,char const * name,void * data)2384 static void __kmp_stg_print_affinity(kmp_str_buf_t *buffer, char const *name,
2385 void *data) {
2386 if (__kmp_env_format) {
2387 KMP_STR_BUF_PRINT_NAME_EX(name);
2388 } else {
2389 __kmp_str_buf_print(buffer, " %s='", name);
2390 }
2391 if (__kmp_affinity_verbose) {
2392 __kmp_str_buf_print(buffer, "%s,", "verbose");
2393 } else {
2394 __kmp_str_buf_print(buffer, "%s,", "noverbose");
2395 }
2396 if (__kmp_affinity_warnings) {
2397 __kmp_str_buf_print(buffer, "%s,", "warnings");
2398 } else {
2399 __kmp_str_buf_print(buffer, "%s,", "nowarnings");
2400 }
2401 if (KMP_AFFINITY_CAPABLE()) {
2402 if (__kmp_affinity_respect_mask) {
2403 __kmp_str_buf_print(buffer, "%s,", "respect");
2404 } else {
2405 __kmp_str_buf_print(buffer, "%s,", "norespect");
2406 }
2407 switch (__kmp_affinity_gran) {
2408 case affinity_gran_default:
2409 __kmp_str_buf_print(buffer, "%s", "granularity=default,");
2410 break;
2411 case affinity_gran_fine:
2412 __kmp_str_buf_print(buffer, "%s", "granularity=fine,");
2413 break;
2414 case affinity_gran_thread:
2415 __kmp_str_buf_print(buffer, "%s", "granularity=thread,");
2416 break;
2417 case affinity_gran_core:
2418 __kmp_str_buf_print(buffer, "%s", "granularity=core,");
2419 break;
2420 case affinity_gran_package:
2421 __kmp_str_buf_print(buffer, "%s", "granularity=package,");
2422 break;
2423 case affinity_gran_node:
2424 __kmp_str_buf_print(buffer, "%s", "granularity=node,");
2425 break;
2426 #if KMP_GROUP_AFFINITY
2427 case affinity_gran_group:
2428 __kmp_str_buf_print(buffer, "%s", "granularity=group,");
2429 break;
2430 #endif /* KMP_GROUP_AFFINITY */
2431 }
2432 }
2433 if (!KMP_AFFINITY_CAPABLE()) {
2434 __kmp_str_buf_print(buffer, "%s", "disabled");
2435 } else
2436 switch (__kmp_affinity_type) {
2437 case affinity_none:
2438 __kmp_str_buf_print(buffer, "%s", "none");
2439 break;
2440 case affinity_physical:
2441 __kmp_str_buf_print(buffer, "%s,%d", "physical", __kmp_affinity_offset);
2442 break;
2443 case affinity_logical:
2444 __kmp_str_buf_print(buffer, "%s,%d", "logical", __kmp_affinity_offset);
2445 break;
2446 case affinity_compact:
2447 __kmp_str_buf_print(buffer, "%s,%d,%d", "compact", __kmp_affinity_compact,
2448 __kmp_affinity_offset);
2449 break;
2450 case affinity_scatter:
2451 __kmp_str_buf_print(buffer, "%s,%d,%d", "scatter", __kmp_affinity_compact,
2452 __kmp_affinity_offset);
2453 break;
2454 case affinity_explicit:
2455 __kmp_str_buf_print(buffer, "%s=[%s],%s", "proclist",
2456 __kmp_affinity_proclist, "explicit");
2457 break;
2458 case affinity_balanced:
2459 __kmp_str_buf_print(buffer, "%s,%d,%d", "balanced",
2460 __kmp_affinity_compact, __kmp_affinity_offset);
2461 break;
2462 case affinity_disabled:
2463 __kmp_str_buf_print(buffer, "%s", "disabled");
2464 break;
2465 case affinity_default:
2466 __kmp_str_buf_print(buffer, "%s", "default");
2467 break;
2468 default:
2469 __kmp_str_buf_print(buffer, "%s", "<unknown>");
2470 break;
2471 }
2472 __kmp_str_buf_print(buffer, "'\n");
2473 } //__kmp_stg_print_affinity
2474
2475 #ifdef KMP_GOMP_COMPAT
2476
__kmp_stg_parse_gomp_cpu_affinity(char const * name,char const * value,void * data)2477 static void __kmp_stg_parse_gomp_cpu_affinity(char const *name,
2478 char const *value, void *data) {
2479 const char *next = NULL;
2480 char *temp_proclist;
2481 kmp_setting_t **rivals = (kmp_setting_t **)data;
2482 int rc;
2483
2484 rc = __kmp_stg_check_rivals(name, value, rivals);
2485 if (rc) {
2486 return;
2487 }
2488
2489 if (TCR_4(__kmp_init_middle)) {
2490 KMP_WARNING(EnvMiddleWarn, name);
2491 __kmp_env_toPrint(name, 0);
2492 return;
2493 }
2494
2495 __kmp_env_toPrint(name, 1);
2496
2497 if (__kmp_parse_affinity_proc_id_list(name, value, &next, &temp_proclist)) {
2498 SKIP_WS(next);
2499 if (*next == '\0') {
2500 // GOMP_CPU_AFFINITY => granularity=fine,explicit,proclist=...
2501 __kmp_affinity_proclist = temp_proclist;
2502 __kmp_affinity_type = affinity_explicit;
2503 __kmp_affinity_gran = affinity_gran_fine;
2504 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
2505 } else {
2506 KMP_WARNING(AffSyntaxError, name);
2507 if (temp_proclist != NULL) {
2508 KMP_INTERNAL_FREE((void *)temp_proclist);
2509 }
2510 }
2511 } else {
2512 // Warning already emitted
2513 __kmp_affinity_type = affinity_none;
2514 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
2515 }
2516 } // __kmp_stg_parse_gomp_cpu_affinity
2517
2518 #endif /* KMP_GOMP_COMPAT */
2519
2520 /*-----------------------------------------------------------------------------
2521 The OMP_PLACES proc id list parser. Here is the grammar:
2522
2523 place_list := place
2524 place_list := place , place_list
2525 place := num
2526 place := place : num
2527 place := place : num : signed
2528 place := { subplacelist }
2529 place := ! place // (lowest priority)
2530 subplace_list := subplace
2531 subplace_list := subplace , subplace_list
2532 subplace := num
2533 subplace := num : num
2534 subplace := num : num : signed
2535 signed := num
2536 signed := + signed
2537 signed := - signed
2538 -----------------------------------------------------------------------------*/
2539
__kmp_parse_subplace_list(const char * var,const char ** scan)2540 static int __kmp_parse_subplace_list(const char *var, const char **scan) {
2541 const char *next;
2542
2543 for (;;) {
2544 int start, count, stride;
2545
2546 //
2547 // Read in the starting proc id
2548 //
2549 SKIP_WS(*scan);
2550 if ((**scan < '0') || (**scan > '9')) {
2551 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2552 return FALSE;
2553 }
2554 next = *scan;
2555 SKIP_DIGITS(next);
2556 start = __kmp_str_to_int(*scan, *next);
2557 KMP_ASSERT(start >= 0);
2558 *scan = next;
2559
2560 // valid follow sets are ',' ':' and '}'
2561 SKIP_WS(*scan);
2562 if (**scan == '}') {
2563 break;
2564 }
2565 if (**scan == ',') {
2566 (*scan)++; // skip ','
2567 continue;
2568 }
2569 if (**scan != ':') {
2570 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2571 return FALSE;
2572 }
2573 (*scan)++; // skip ':'
2574
2575 // Read count parameter
2576 SKIP_WS(*scan);
2577 if ((**scan < '0') || (**scan > '9')) {
2578 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2579 return FALSE;
2580 }
2581 next = *scan;
2582 SKIP_DIGITS(next);
2583 count = __kmp_str_to_int(*scan, *next);
2584 KMP_ASSERT(count >= 0);
2585 *scan = next;
2586
2587 // valid follow sets are ',' ':' and '}'
2588 SKIP_WS(*scan);
2589 if (**scan == '}') {
2590 break;
2591 }
2592 if (**scan == ',') {
2593 (*scan)++; // skip ','
2594 continue;
2595 }
2596 if (**scan != ':') {
2597 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2598 return FALSE;
2599 }
2600 (*scan)++; // skip ':'
2601
2602 // Read stride parameter
2603 int sign = +1;
2604 for (;;) {
2605 SKIP_WS(*scan);
2606 if (**scan == '+') {
2607 (*scan)++; // skip '+'
2608 continue;
2609 }
2610 if (**scan == '-') {
2611 sign *= -1;
2612 (*scan)++; // skip '-'
2613 continue;
2614 }
2615 break;
2616 }
2617 SKIP_WS(*scan);
2618 if ((**scan < '0') || (**scan > '9')) {
2619 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2620 return FALSE;
2621 }
2622 next = *scan;
2623 SKIP_DIGITS(next);
2624 stride = __kmp_str_to_int(*scan, *next);
2625 KMP_ASSERT(stride >= 0);
2626 *scan = next;
2627 stride *= sign;
2628
2629 // valid follow sets are ',' and '}'
2630 SKIP_WS(*scan);
2631 if (**scan == '}') {
2632 break;
2633 }
2634 if (**scan == ',') {
2635 (*scan)++; // skip ','
2636 continue;
2637 }
2638
2639 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2640 return FALSE;
2641 }
2642 return TRUE;
2643 }
2644
__kmp_parse_place(const char * var,const char ** scan)2645 static int __kmp_parse_place(const char *var, const char **scan) {
2646 const char *next;
2647
2648 // valid follow sets are '{' '!' and num
2649 SKIP_WS(*scan);
2650 if (**scan == '{') {
2651 (*scan)++; // skip '{'
2652 if (!__kmp_parse_subplace_list(var, scan)) {
2653 return FALSE;
2654 }
2655 if (**scan != '}') {
2656 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2657 return FALSE;
2658 }
2659 (*scan)++; // skip '}'
2660 } else if (**scan == '!') {
2661 (*scan)++; // skip '!'
2662 return __kmp_parse_place(var, scan); //'!' has lower precedence than ':'
2663 } else if ((**scan >= '0') && (**scan <= '9')) {
2664 next = *scan;
2665 SKIP_DIGITS(next);
2666 int proc = __kmp_str_to_int(*scan, *next);
2667 KMP_ASSERT(proc >= 0);
2668 *scan = next;
2669 } else {
2670 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2671 return FALSE;
2672 }
2673 return TRUE;
2674 }
2675
__kmp_parse_place_list(const char * var,const char * env,char ** place_list)2676 static int __kmp_parse_place_list(const char *var, const char *env,
2677 char **place_list) {
2678 const char *scan = env;
2679 const char *next = scan;
2680
2681 for (;;) {
2682 int count, stride;
2683
2684 if (!__kmp_parse_place(var, &scan)) {
2685 return FALSE;
2686 }
2687
2688 // valid follow sets are ',' ':' and EOL
2689 SKIP_WS(scan);
2690 if (*scan == '\0') {
2691 break;
2692 }
2693 if (*scan == ',') {
2694 scan++; // skip ','
2695 continue;
2696 }
2697 if (*scan != ':') {
2698 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2699 return FALSE;
2700 }
2701 scan++; // skip ':'
2702
2703 // Read count parameter
2704 SKIP_WS(scan);
2705 if ((*scan < '0') || (*scan > '9')) {
2706 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2707 return FALSE;
2708 }
2709 next = scan;
2710 SKIP_DIGITS(next);
2711 count = __kmp_str_to_int(scan, *next);
2712 KMP_ASSERT(count >= 0);
2713 scan = next;
2714
2715 // valid follow sets are ',' ':' and EOL
2716 SKIP_WS(scan);
2717 if (*scan == '\0') {
2718 break;
2719 }
2720 if (*scan == ',') {
2721 scan++; // skip ','
2722 continue;
2723 }
2724 if (*scan != ':') {
2725 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2726 return FALSE;
2727 }
2728 scan++; // skip ':'
2729
2730 // Read stride parameter
2731 int sign = +1;
2732 for (;;) {
2733 SKIP_WS(scan);
2734 if (*scan == '+') {
2735 scan++; // skip '+'
2736 continue;
2737 }
2738 if (*scan == '-') {
2739 sign *= -1;
2740 scan++; // skip '-'
2741 continue;
2742 }
2743 break;
2744 }
2745 SKIP_WS(scan);
2746 if ((*scan < '0') || (*scan > '9')) {
2747 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2748 return FALSE;
2749 }
2750 next = scan;
2751 SKIP_DIGITS(next);
2752 stride = __kmp_str_to_int(scan, *next);
2753 KMP_ASSERT(stride >= 0);
2754 scan = next;
2755 stride *= sign;
2756
2757 // valid follow sets are ',' and EOL
2758 SKIP_WS(scan);
2759 if (*scan == '\0') {
2760 break;
2761 }
2762 if (*scan == ',') {
2763 scan++; // skip ','
2764 continue;
2765 }
2766
2767 KMP_WARNING(SyntaxErrorUsing, var, "\"threads\"");
2768 return FALSE;
2769 }
2770
2771 {
2772 int len = scan - env;
2773 char *retlist = (char *)__kmp_allocate((len + 1) * sizeof(char));
2774 KMP_MEMCPY_S(retlist, (len + 1) * sizeof(char), env, len * sizeof(char));
2775 retlist[len] = '\0';
2776 *place_list = retlist;
2777 }
2778 return TRUE;
2779 }
2780
__kmp_stg_parse_places(char const * name,char const * value,void * data)2781 static void __kmp_stg_parse_places(char const *name, char const *value,
2782 void *data) {
2783 int count;
2784 const char *scan = value;
2785 const char *next = scan;
2786 const char *kind = "\"threads\"";
2787 kmp_setting_t **rivals = (kmp_setting_t **)data;
2788 int rc;
2789
2790 rc = __kmp_stg_check_rivals(name, value, rivals);
2791 if (rc) {
2792 return;
2793 }
2794
2795 // If OMP_PROC_BIND is not specified but OMP_PLACES is,
2796 // then let OMP_PROC_BIND default to true.
2797 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2798 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2799 }
2800
2801 //__kmp_affinity_num_places = 0;
2802
2803 if (__kmp_match_str("threads", scan, &next)) {
2804 scan = next;
2805 __kmp_affinity_type = affinity_compact;
2806 __kmp_affinity_gran = affinity_gran_thread;
2807 __kmp_affinity_dups = FALSE;
2808 kind = "\"threads\"";
2809 } else if (__kmp_match_str("cores", scan, &next)) {
2810 scan = next;
2811 __kmp_affinity_type = affinity_compact;
2812 __kmp_affinity_gran = affinity_gran_core;
2813 __kmp_affinity_dups = FALSE;
2814 kind = "\"cores\"";
2815 #if KMP_USE_HWLOC
2816 } else if (__kmp_match_str("tiles", scan, &next)) {
2817 scan = next;
2818 __kmp_affinity_type = affinity_compact;
2819 __kmp_affinity_gran = affinity_gran_tile;
2820 __kmp_affinity_dups = FALSE;
2821 kind = "\"tiles\"";
2822 #endif
2823 } else if (__kmp_match_str("sockets", scan, &next)) {
2824 scan = next;
2825 __kmp_affinity_type = affinity_compact;
2826 __kmp_affinity_gran = affinity_gran_package;
2827 __kmp_affinity_dups = FALSE;
2828 kind = "\"sockets\"";
2829 } else {
2830 if (__kmp_affinity_proclist != NULL) {
2831 KMP_INTERNAL_FREE((void *)__kmp_affinity_proclist);
2832 __kmp_affinity_proclist = NULL;
2833 }
2834 if (__kmp_parse_place_list(name, value, &__kmp_affinity_proclist)) {
2835 __kmp_affinity_type = affinity_explicit;
2836 __kmp_affinity_gran = affinity_gran_fine;
2837 __kmp_affinity_dups = FALSE;
2838 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2839 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2840 }
2841 }
2842 return;
2843 }
2844
2845 if (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default) {
2846 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
2847 }
2848
2849 SKIP_WS(scan);
2850 if (*scan == '\0') {
2851 return;
2852 }
2853
2854 // Parse option count parameter in parentheses
2855 if (*scan != '(') {
2856 KMP_WARNING(SyntaxErrorUsing, name, kind);
2857 return;
2858 }
2859 scan++; // skip '('
2860
2861 SKIP_WS(scan);
2862 next = scan;
2863 SKIP_DIGITS(next);
2864 count = __kmp_str_to_int(scan, *next);
2865 KMP_ASSERT(count >= 0);
2866 scan = next;
2867
2868 SKIP_WS(scan);
2869 if (*scan != ')') {
2870 KMP_WARNING(SyntaxErrorUsing, name, kind);
2871 return;
2872 }
2873 scan++; // skip ')'
2874
2875 SKIP_WS(scan);
2876 if (*scan != '\0') {
2877 KMP_WARNING(ParseExtraCharsWarn, name, scan);
2878 }
2879 __kmp_affinity_num_places = count;
2880 }
2881
__kmp_stg_print_places(kmp_str_buf_t * buffer,char const * name,void * data)2882 static void __kmp_stg_print_places(kmp_str_buf_t *buffer, char const *name,
2883 void *data) {
2884 if (__kmp_env_format) {
2885 KMP_STR_BUF_PRINT_NAME;
2886 } else {
2887 __kmp_str_buf_print(buffer, " %s", name);
2888 }
2889 if ((__kmp_nested_proc_bind.used == 0) ||
2890 (__kmp_nested_proc_bind.bind_types == NULL) ||
2891 (__kmp_nested_proc_bind.bind_types[0] == proc_bind_false)) {
2892 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2893 } else if (__kmp_affinity_type == affinity_explicit) {
2894 if (__kmp_affinity_proclist != NULL) {
2895 __kmp_str_buf_print(buffer, "='%s'\n", __kmp_affinity_proclist);
2896 } else {
2897 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2898 }
2899 } else if (__kmp_affinity_type == affinity_compact) {
2900 int num;
2901 if (__kmp_affinity_num_masks > 0) {
2902 num = __kmp_affinity_num_masks;
2903 } else if (__kmp_affinity_num_places > 0) {
2904 num = __kmp_affinity_num_places;
2905 } else {
2906 num = 0;
2907 }
2908 if (__kmp_affinity_gran == affinity_gran_thread) {
2909 if (num > 0) {
2910 __kmp_str_buf_print(buffer, "='threads(%d)'\n", num);
2911 } else {
2912 __kmp_str_buf_print(buffer, "='threads'\n");
2913 }
2914 } else if (__kmp_affinity_gran == affinity_gran_core) {
2915 if (num > 0) {
2916 __kmp_str_buf_print(buffer, "='cores(%d)' \n", num);
2917 } else {
2918 __kmp_str_buf_print(buffer, "='cores'\n");
2919 }
2920 #if KMP_USE_HWLOC
2921 } else if (__kmp_affinity_gran == affinity_gran_tile) {
2922 if (num > 0) {
2923 __kmp_str_buf_print(buffer, "='tiles(%d)' \n", num);
2924 } else {
2925 __kmp_str_buf_print(buffer, "='tiles'\n");
2926 }
2927 #endif
2928 } else if (__kmp_affinity_gran == affinity_gran_package) {
2929 if (num > 0) {
2930 __kmp_str_buf_print(buffer, "='sockets(%d)'\n", num);
2931 } else {
2932 __kmp_str_buf_print(buffer, "='sockets'\n");
2933 }
2934 } else {
2935 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2936 }
2937 } else {
2938 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
2939 }
2940 }
2941
__kmp_stg_parse_topology_method(char const * name,char const * value,void * data)2942 static void __kmp_stg_parse_topology_method(char const *name, char const *value,
2943 void *data) {
2944 if (__kmp_str_match("all", 1, value)) {
2945 __kmp_affinity_top_method = affinity_top_method_all;
2946 }
2947 #if KMP_USE_HWLOC
2948 else if (__kmp_str_match("hwloc", 1, value)) {
2949 __kmp_affinity_top_method = affinity_top_method_hwloc;
2950 }
2951 #endif
2952 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
2953 else if (__kmp_str_match("x2apic id", 9, value) ||
2954 __kmp_str_match("x2apic_id", 9, value) ||
2955 __kmp_str_match("x2apic-id", 9, value) ||
2956 __kmp_str_match("x2apicid", 8, value) ||
2957 __kmp_str_match("cpuid leaf 11", 13, value) ||
2958 __kmp_str_match("cpuid_leaf_11", 13, value) ||
2959 __kmp_str_match("cpuid-leaf-11", 13, value) ||
2960 __kmp_str_match("cpuid leaf11", 12, value) ||
2961 __kmp_str_match("cpuid_leaf11", 12, value) ||
2962 __kmp_str_match("cpuid-leaf11", 12, value) ||
2963 __kmp_str_match("cpuidleaf 11", 12, value) ||
2964 __kmp_str_match("cpuidleaf_11", 12, value) ||
2965 __kmp_str_match("cpuidleaf-11", 12, value) ||
2966 __kmp_str_match("cpuidleaf11", 11, value) ||
2967 __kmp_str_match("cpuid 11", 8, value) ||
2968 __kmp_str_match("cpuid_11", 8, value) ||
2969 __kmp_str_match("cpuid-11", 8, value) ||
2970 __kmp_str_match("cpuid11", 7, value) ||
2971 __kmp_str_match("leaf 11", 7, value) ||
2972 __kmp_str_match("leaf_11", 7, value) ||
2973 __kmp_str_match("leaf-11", 7, value) ||
2974 __kmp_str_match("leaf11", 6, value)) {
2975 __kmp_affinity_top_method = affinity_top_method_x2apicid;
2976 } else if (__kmp_str_match("apic id", 7, value) ||
2977 __kmp_str_match("apic_id", 7, value) ||
2978 __kmp_str_match("apic-id", 7, value) ||
2979 __kmp_str_match("apicid", 6, value) ||
2980 __kmp_str_match("cpuid leaf 4", 12, value) ||
2981 __kmp_str_match("cpuid_leaf_4", 12, value) ||
2982 __kmp_str_match("cpuid-leaf-4", 12, value) ||
2983 __kmp_str_match("cpuid leaf4", 11, value) ||
2984 __kmp_str_match("cpuid_leaf4", 11, value) ||
2985 __kmp_str_match("cpuid-leaf4", 11, value) ||
2986 __kmp_str_match("cpuidleaf 4", 11, value) ||
2987 __kmp_str_match("cpuidleaf_4", 11, value) ||
2988 __kmp_str_match("cpuidleaf-4", 11, value) ||
2989 __kmp_str_match("cpuidleaf4", 10, value) ||
2990 __kmp_str_match("cpuid 4", 7, value) ||
2991 __kmp_str_match("cpuid_4", 7, value) ||
2992 __kmp_str_match("cpuid-4", 7, value) ||
2993 __kmp_str_match("cpuid4", 6, value) ||
2994 __kmp_str_match("leaf 4", 6, value) ||
2995 __kmp_str_match("leaf_4", 6, value) ||
2996 __kmp_str_match("leaf-4", 6, value) ||
2997 __kmp_str_match("leaf4", 5, value)) {
2998 __kmp_affinity_top_method = affinity_top_method_apicid;
2999 }
3000 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3001 else if (__kmp_str_match("/proc/cpuinfo", 2, value) ||
3002 __kmp_str_match("cpuinfo", 5, value)) {
3003 __kmp_affinity_top_method = affinity_top_method_cpuinfo;
3004 }
3005 #if KMP_GROUP_AFFINITY
3006 else if (__kmp_str_match("group", 1, value)) {
3007 __kmp_affinity_top_method = affinity_top_method_group;
3008 }
3009 #endif /* KMP_GROUP_AFFINITY */
3010 else if (__kmp_str_match("flat", 1, value)) {
3011 __kmp_affinity_top_method = affinity_top_method_flat;
3012 } else {
3013 KMP_WARNING(StgInvalidValue, name, value);
3014 }
3015 } // __kmp_stg_parse_topology_method
3016
__kmp_stg_print_topology_method(kmp_str_buf_t * buffer,char const * name,void * data)3017 static void __kmp_stg_print_topology_method(kmp_str_buf_t *buffer,
3018 char const *name, void *data) {
3019 char const *value = NULL;
3020
3021 switch (__kmp_affinity_top_method) {
3022 case affinity_top_method_default:
3023 value = "default";
3024 break;
3025
3026 case affinity_top_method_all:
3027 value = "all";
3028 break;
3029
3030 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
3031 case affinity_top_method_x2apicid:
3032 value = "x2APIC id";
3033 break;
3034
3035 case affinity_top_method_apicid:
3036 value = "APIC id";
3037 break;
3038 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
3039
3040 #if KMP_USE_HWLOC
3041 case affinity_top_method_hwloc:
3042 value = "hwloc";
3043 break;
3044 #endif
3045
3046 case affinity_top_method_cpuinfo:
3047 value = "cpuinfo";
3048 break;
3049
3050 #if KMP_GROUP_AFFINITY
3051 case affinity_top_method_group:
3052 value = "group";
3053 break;
3054 #endif /* KMP_GROUP_AFFINITY */
3055
3056 case affinity_top_method_flat:
3057 value = "flat";
3058 break;
3059 }
3060
3061 if (value != NULL) {
3062 __kmp_stg_print_str(buffer, name, value);
3063 }
3064 } // __kmp_stg_print_topology_method
3065
3066 #endif /* KMP_AFFINITY_SUPPORTED */
3067
3068 // OMP_PROC_BIND / bind-var is functional on all 4.0 builds, including OS X*
3069 // OMP_PLACES / place-partition-var is not.
__kmp_stg_parse_proc_bind(char const * name,char const * value,void * data)3070 static void __kmp_stg_parse_proc_bind(char const *name, char const *value,
3071 void *data) {
3072 kmp_setting_t **rivals = (kmp_setting_t **)data;
3073 int rc;
3074
3075 rc = __kmp_stg_check_rivals(name, value, rivals);
3076 if (rc) {
3077 return;
3078 }
3079
3080 // In OMP 4.0 OMP_PROC_BIND is a vector of proc_bind types.
3081 KMP_DEBUG_ASSERT((__kmp_nested_proc_bind.bind_types != NULL) &&
3082 (__kmp_nested_proc_bind.used > 0));
3083
3084 const char *buf = value;
3085 const char *next;
3086 int num;
3087 SKIP_WS(buf);
3088 if ((*buf >= '0') && (*buf <= '9')) {
3089 next = buf;
3090 SKIP_DIGITS(next);
3091 num = __kmp_str_to_int(buf, *next);
3092 KMP_ASSERT(num >= 0);
3093 buf = next;
3094 SKIP_WS(buf);
3095 } else {
3096 num = -1;
3097 }
3098
3099 next = buf;
3100 if (__kmp_match_str("disabled", buf, &next)) {
3101 buf = next;
3102 SKIP_WS(buf);
3103 #if KMP_AFFINITY_SUPPORTED
3104 __kmp_affinity_type = affinity_disabled;
3105 #endif /* KMP_AFFINITY_SUPPORTED */
3106 __kmp_nested_proc_bind.used = 1;
3107 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3108 } else if ((num == (int)proc_bind_false) ||
3109 __kmp_match_str("false", buf, &next)) {
3110 buf = next;
3111 SKIP_WS(buf);
3112 #if KMP_AFFINITY_SUPPORTED
3113 __kmp_affinity_type = affinity_none;
3114 #endif /* KMP_AFFINITY_SUPPORTED */
3115 __kmp_nested_proc_bind.used = 1;
3116 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3117 } else if ((num == (int)proc_bind_true) ||
3118 __kmp_match_str("true", buf, &next)) {
3119 buf = next;
3120 SKIP_WS(buf);
3121 __kmp_nested_proc_bind.used = 1;
3122 __kmp_nested_proc_bind.bind_types[0] = proc_bind_true;
3123 } else {
3124 // Count the number of values in the env var string
3125 const char *scan;
3126 int nelem = 1;
3127 for (scan = buf; *scan != '\0'; scan++) {
3128 if (*scan == ',') {
3129 nelem++;
3130 }
3131 }
3132
3133 // Create / expand the nested proc_bind array as needed
3134 if (__kmp_nested_proc_bind.size < nelem) {
3135 __kmp_nested_proc_bind.bind_types =
3136 (kmp_proc_bind_t *)KMP_INTERNAL_REALLOC(
3137 __kmp_nested_proc_bind.bind_types,
3138 sizeof(kmp_proc_bind_t) * nelem);
3139 if (__kmp_nested_proc_bind.bind_types == NULL) {
3140 KMP_FATAL(MemoryAllocFailed);
3141 }
3142 __kmp_nested_proc_bind.size = nelem;
3143 }
3144 __kmp_nested_proc_bind.used = nelem;
3145
3146 if (nelem > 1 && !__kmp_dflt_max_active_levels_set)
3147 __kmp_dflt_max_active_levels = KMP_MAX_ACTIVE_LEVELS_LIMIT;
3148
3149 // Save values in the nested proc_bind array
3150 int i = 0;
3151 for (;;) {
3152 enum kmp_proc_bind_t bind;
3153
3154 if ((num == (int)proc_bind_master) ||
3155 __kmp_match_str("master", buf, &next)) {
3156 buf = next;
3157 SKIP_WS(buf);
3158 bind = proc_bind_master;
3159 } else if ((num == (int)proc_bind_close) ||
3160 __kmp_match_str("close", buf, &next)) {
3161 buf = next;
3162 SKIP_WS(buf);
3163 bind = proc_bind_close;
3164 } else if ((num == (int)proc_bind_spread) ||
3165 __kmp_match_str("spread", buf, &next)) {
3166 buf = next;
3167 SKIP_WS(buf);
3168 bind = proc_bind_spread;
3169 } else {
3170 KMP_WARNING(StgInvalidValue, name, value);
3171 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
3172 __kmp_nested_proc_bind.used = 1;
3173 return;
3174 }
3175
3176 __kmp_nested_proc_bind.bind_types[i++] = bind;
3177 if (i >= nelem) {
3178 break;
3179 }
3180 KMP_DEBUG_ASSERT(*buf == ',');
3181 buf++;
3182 SKIP_WS(buf);
3183
3184 // Read next value if it was specified as an integer
3185 if ((*buf >= '0') && (*buf <= '9')) {
3186 next = buf;
3187 SKIP_DIGITS(next);
3188 num = __kmp_str_to_int(buf, *next);
3189 KMP_ASSERT(num >= 0);
3190 buf = next;
3191 SKIP_WS(buf);
3192 } else {
3193 num = -1;
3194 }
3195 }
3196 SKIP_WS(buf);
3197 }
3198 if (*buf != '\0') {
3199 KMP_WARNING(ParseExtraCharsWarn, name, buf);
3200 }
3201 }
3202
__kmp_stg_print_proc_bind(kmp_str_buf_t * buffer,char const * name,void * data)3203 static void __kmp_stg_print_proc_bind(kmp_str_buf_t *buffer, char const *name,
3204 void *data) {
3205 int nelem = __kmp_nested_proc_bind.used;
3206 if (__kmp_env_format) {
3207 KMP_STR_BUF_PRINT_NAME;
3208 } else {
3209 __kmp_str_buf_print(buffer, " %s", name);
3210 }
3211 if (nelem == 0) {
3212 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
3213 } else {
3214 int i;
3215 __kmp_str_buf_print(buffer, "='", name);
3216 for (i = 0; i < nelem; i++) {
3217 switch (__kmp_nested_proc_bind.bind_types[i]) {
3218 case proc_bind_false:
3219 __kmp_str_buf_print(buffer, "false");
3220 break;
3221
3222 case proc_bind_true:
3223 __kmp_str_buf_print(buffer, "true");
3224 break;
3225
3226 case proc_bind_master:
3227 __kmp_str_buf_print(buffer, "master");
3228 break;
3229
3230 case proc_bind_close:
3231 __kmp_str_buf_print(buffer, "close");
3232 break;
3233
3234 case proc_bind_spread:
3235 __kmp_str_buf_print(buffer, "spread");
3236 break;
3237
3238 case proc_bind_intel:
3239 __kmp_str_buf_print(buffer, "intel");
3240 break;
3241
3242 case proc_bind_default:
3243 __kmp_str_buf_print(buffer, "default");
3244 break;
3245 }
3246 if (i < nelem - 1) {
3247 __kmp_str_buf_print(buffer, ",");
3248 }
3249 }
3250 __kmp_str_buf_print(buffer, "'\n");
3251 }
3252 }
3253
__kmp_stg_parse_display_affinity(char const * name,char const * value,void * data)3254 static void __kmp_stg_parse_display_affinity(char const *name,
3255 char const *value, void *data) {
3256 __kmp_stg_parse_bool(name, value, &__kmp_display_affinity);
3257 }
__kmp_stg_print_display_affinity(kmp_str_buf_t * buffer,char const * name,void * data)3258 static void __kmp_stg_print_display_affinity(kmp_str_buf_t *buffer,
3259 char const *name, void *data) {
3260 __kmp_stg_print_bool(buffer, name, __kmp_display_affinity);
3261 }
__kmp_stg_parse_affinity_format(char const * name,char const * value,void * data)3262 static void __kmp_stg_parse_affinity_format(char const *name, char const *value,
3263 void *data) {
3264 size_t length = KMP_STRLEN(value);
3265 __kmp_strncpy_truncate(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, value,
3266 length);
3267 }
__kmp_stg_print_affinity_format(kmp_str_buf_t * buffer,char const * name,void * data)3268 static void __kmp_stg_print_affinity_format(kmp_str_buf_t *buffer,
3269 char const *name, void *data) {
3270 if (__kmp_env_format) {
3271 KMP_STR_BUF_PRINT_NAME_EX(name);
3272 } else {
3273 __kmp_str_buf_print(buffer, " %s='", name);
3274 }
3275 __kmp_str_buf_print(buffer, "%s'\n", __kmp_affinity_format);
3276 }
3277 // OMP_ALLOCATOR sets default allocator
__kmp_stg_parse_allocator(char const * name,char const * value,void * data)3278 static void __kmp_stg_parse_allocator(char const *name, char const *value,
3279 void *data) {
3280 /*
3281 The value can be any predefined allocator:
3282 omp_default_mem_alloc = 1;
3283 omp_large_cap_mem_alloc = 2;
3284 omp_const_mem_alloc = 3;
3285 omp_high_bw_mem_alloc = 4;
3286 omp_low_lat_mem_alloc = 5;
3287 omp_cgroup_mem_alloc = 6;
3288 omp_pteam_mem_alloc = 7;
3289 omp_thread_mem_alloc = 8;
3290 Acceptable value is either a digit or a string.
3291 */
3292 const char *buf = value;
3293 const char *next;
3294 int num;
3295 SKIP_WS(buf);
3296 if ((*buf > '0') && (*buf < '9')) {
3297 next = buf;
3298 SKIP_DIGITS(next);
3299 num = __kmp_str_to_int(buf, *next);
3300 KMP_ASSERT(num > 0);
3301 switch (num) {
3302 case 4:
3303 if (__kmp_memkind_available) {
3304 __kmp_def_allocator = omp_high_bw_mem_alloc;
3305 } else {
3306 __kmp_msg(kmp_ms_warning,
3307 KMP_MSG(OmpNoAllocator, "omp_high_bw_mem_alloc"),
3308 __kmp_msg_null);
3309 __kmp_def_allocator = omp_default_mem_alloc;
3310 }
3311 break;
3312 case 1:
3313 __kmp_def_allocator = omp_default_mem_alloc;
3314 break;
3315 case 2:
3316 __kmp_msg(kmp_ms_warning,
3317 KMP_MSG(OmpNoAllocator, "omp_large_cap_mem_alloc"),
3318 __kmp_msg_null);
3319 __kmp_def_allocator = omp_default_mem_alloc;
3320 break;
3321 case 3:
3322 __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_const_mem_alloc"),
3323 __kmp_msg_null);
3324 __kmp_def_allocator = omp_default_mem_alloc;
3325 break;
3326 case 5:
3327 __kmp_msg(kmp_ms_warning,
3328 KMP_MSG(OmpNoAllocator, "omp_low_lat_mem_alloc"),
3329 __kmp_msg_null);
3330 __kmp_def_allocator = omp_default_mem_alloc;
3331 break;
3332 case 6:
3333 __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_cgroup_mem_alloc"),
3334 __kmp_msg_null);
3335 __kmp_def_allocator = omp_default_mem_alloc;
3336 break;
3337 case 7:
3338 __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_pteam_mem_alloc"),
3339 __kmp_msg_null);
3340 __kmp_def_allocator = omp_default_mem_alloc;
3341 break;
3342 case 8:
3343 __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_thread_mem_alloc"),
3344 __kmp_msg_null);
3345 __kmp_def_allocator = omp_default_mem_alloc;
3346 break;
3347 }
3348 return;
3349 }
3350 next = buf;
3351 if (__kmp_match_str("omp_high_bw_mem_alloc", buf, &next)) {
3352 if (__kmp_memkind_available) {
3353 __kmp_def_allocator = omp_high_bw_mem_alloc;
3354 } else {
3355 __kmp_msg(kmp_ms_warning,
3356 KMP_MSG(OmpNoAllocator, "omp_high_bw_mem_alloc"),
3357 __kmp_msg_null);
3358 __kmp_def_allocator = omp_default_mem_alloc;
3359 }
3360 } else if (__kmp_match_str("omp_default_mem_alloc", buf, &next)) {
3361 __kmp_def_allocator = omp_default_mem_alloc;
3362 } else if (__kmp_match_str("omp_large_cap_mem_alloc", buf, &next)) {
3363 __kmp_msg(kmp_ms_warning,
3364 KMP_MSG(OmpNoAllocator, "omp_large_cap_mem_alloc"),
3365 __kmp_msg_null);
3366 __kmp_def_allocator = omp_default_mem_alloc;
3367 } else if (__kmp_match_str("omp_const_mem_alloc", buf, &next)) {
3368 __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_const_mem_alloc"),
3369 __kmp_msg_null);
3370 __kmp_def_allocator = omp_default_mem_alloc;
3371 } else if (__kmp_match_str("omp_low_lat_mem_alloc", buf, &next)) {
3372 __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_low_lat_mem_alloc"),
3373 __kmp_msg_null);
3374 __kmp_def_allocator = omp_default_mem_alloc;
3375 } else if (__kmp_match_str("omp_cgroup_mem_alloc", buf, &next)) {
3376 __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_cgroup_mem_alloc"),
3377 __kmp_msg_null);
3378 __kmp_def_allocator = omp_default_mem_alloc;
3379 } else if (__kmp_match_str("omp_pteam_mem_alloc", buf, &next)) {
3380 __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_pteam_mem_alloc"),
3381 __kmp_msg_null);
3382 __kmp_def_allocator = omp_default_mem_alloc;
3383 } else if (__kmp_match_str("omp_thread_mem_alloc", buf, &next)) {
3384 __kmp_msg(kmp_ms_warning, KMP_MSG(OmpNoAllocator, "omp_thread_mem_alloc"),
3385 __kmp_msg_null);
3386 __kmp_def_allocator = omp_default_mem_alloc;
3387 }
3388 buf = next;
3389 SKIP_WS(buf);
3390 if (*buf != '\0') {
3391 KMP_WARNING(ParseExtraCharsWarn, name, buf);
3392 }
3393 }
3394
__kmp_stg_print_allocator(kmp_str_buf_t * buffer,char const * name,void * data)3395 static void __kmp_stg_print_allocator(kmp_str_buf_t *buffer, char const *name,
3396 void *data) {
3397 if (__kmp_def_allocator == omp_default_mem_alloc) {
3398 __kmp_stg_print_str(buffer, name, "omp_default_mem_alloc");
3399 } else if (__kmp_def_allocator == omp_high_bw_mem_alloc) {
3400 __kmp_stg_print_str(buffer, name, "omp_high_bw_mem_alloc");
3401 } else if (__kmp_def_allocator == omp_large_cap_mem_alloc) {
3402 __kmp_stg_print_str(buffer, name, "omp_large_cap_mem_alloc");
3403 } else if (__kmp_def_allocator == omp_const_mem_alloc) {
3404 __kmp_stg_print_str(buffer, name, "omp_const_mem_alloc");
3405 } else if (__kmp_def_allocator == omp_low_lat_mem_alloc) {
3406 __kmp_stg_print_str(buffer, name, "omp_low_lat_mem_alloc");
3407 } else if (__kmp_def_allocator == omp_cgroup_mem_alloc) {
3408 __kmp_stg_print_str(buffer, name, "omp_cgroup_mem_alloc");
3409 } else if (__kmp_def_allocator == omp_pteam_mem_alloc) {
3410 __kmp_stg_print_str(buffer, name, "omp_pteam_mem_alloc");
3411 } else if (__kmp_def_allocator == omp_thread_mem_alloc) {
3412 __kmp_stg_print_str(buffer, name, "omp_thread_mem_alloc");
3413 }
3414 }
3415
3416 // -----------------------------------------------------------------------------
3417 // OMP_DYNAMIC
3418
__kmp_stg_parse_omp_dynamic(char const * name,char const * value,void * data)3419 static void __kmp_stg_parse_omp_dynamic(char const *name, char const *value,
3420 void *data) {
3421 __kmp_stg_parse_bool(name, value, &(__kmp_global.g.g_dynamic));
3422 } // __kmp_stg_parse_omp_dynamic
3423
__kmp_stg_print_omp_dynamic(kmp_str_buf_t * buffer,char const * name,void * data)3424 static void __kmp_stg_print_omp_dynamic(kmp_str_buf_t *buffer, char const *name,
3425 void *data) {
3426 __kmp_stg_print_bool(buffer, name, __kmp_global.g.g_dynamic);
3427 } // __kmp_stg_print_omp_dynamic
3428
__kmp_stg_parse_kmp_dynamic_mode(char const * name,char const * value,void * data)3429 static void __kmp_stg_parse_kmp_dynamic_mode(char const *name,
3430 char const *value, void *data) {
3431 if (TCR_4(__kmp_init_parallel)) {
3432 KMP_WARNING(EnvParallelWarn, name);
3433 __kmp_env_toPrint(name, 0);
3434 return;
3435 }
3436 #ifdef USE_LOAD_BALANCE
3437 else if (__kmp_str_match("load balance", 2, value) ||
3438 __kmp_str_match("load_balance", 2, value) ||
3439 __kmp_str_match("load-balance", 2, value) ||
3440 __kmp_str_match("loadbalance", 2, value) ||
3441 __kmp_str_match("balance", 1, value)) {
3442 __kmp_global.g.g_dynamic_mode = dynamic_load_balance;
3443 }
3444 #endif /* USE_LOAD_BALANCE */
3445 else if (__kmp_str_match("thread limit", 1, value) ||
3446 __kmp_str_match("thread_limit", 1, value) ||
3447 __kmp_str_match("thread-limit", 1, value) ||
3448 __kmp_str_match("threadlimit", 1, value) ||
3449 __kmp_str_match("limit", 2, value)) {
3450 __kmp_global.g.g_dynamic_mode = dynamic_thread_limit;
3451 } else if (__kmp_str_match("random", 1, value)) {
3452 __kmp_global.g.g_dynamic_mode = dynamic_random;
3453 } else {
3454 KMP_WARNING(StgInvalidValue, name, value);
3455 }
3456 } //__kmp_stg_parse_kmp_dynamic_mode
3457
__kmp_stg_print_kmp_dynamic_mode(kmp_str_buf_t * buffer,char const * name,void * data)3458 static void __kmp_stg_print_kmp_dynamic_mode(kmp_str_buf_t *buffer,
3459 char const *name, void *data) {
3460 #if KMP_DEBUG
3461 if (__kmp_global.g.g_dynamic_mode == dynamic_default) {
3462 __kmp_str_buf_print(buffer, " %s: %s \n", name, KMP_I18N_STR(NotDefined));
3463 }
3464 #ifdef USE_LOAD_BALANCE
3465 else if (__kmp_global.g.g_dynamic_mode == dynamic_load_balance) {
3466 __kmp_stg_print_str(buffer, name, "load balance");
3467 }
3468 #endif /* USE_LOAD_BALANCE */
3469 else if (__kmp_global.g.g_dynamic_mode == dynamic_thread_limit) {
3470 __kmp_stg_print_str(buffer, name, "thread limit");
3471 } else if (__kmp_global.g.g_dynamic_mode == dynamic_random) {
3472 __kmp_stg_print_str(buffer, name, "random");
3473 } else {
3474 KMP_ASSERT(0);
3475 }
3476 #endif /* KMP_DEBUG */
3477 } // __kmp_stg_print_kmp_dynamic_mode
3478
3479 #ifdef USE_LOAD_BALANCE
3480
3481 // -----------------------------------------------------------------------------
3482 // KMP_LOAD_BALANCE_INTERVAL
3483
__kmp_stg_parse_ld_balance_interval(char const * name,char const * value,void * data)3484 static void __kmp_stg_parse_ld_balance_interval(char const *name,
3485 char const *value, void *data) {
3486 double interval = __kmp_convert_to_double(value);
3487 if (interval >= 0) {
3488 __kmp_load_balance_interval = interval;
3489 } else {
3490 KMP_WARNING(StgInvalidValue, name, value);
3491 }
3492 } // __kmp_stg_parse_load_balance_interval
3493
__kmp_stg_print_ld_balance_interval(kmp_str_buf_t * buffer,char const * name,void * data)3494 static void __kmp_stg_print_ld_balance_interval(kmp_str_buf_t *buffer,
3495 char const *name, void *data) {
3496 #if KMP_DEBUG
3497 __kmp_str_buf_print(buffer, " %s=%8.6f\n", name,
3498 __kmp_load_balance_interval);
3499 #endif /* KMP_DEBUG */
3500 } // __kmp_stg_print_load_balance_interval
3501
3502 #endif /* USE_LOAD_BALANCE */
3503
3504 // -----------------------------------------------------------------------------
3505 // KMP_INIT_AT_FORK
3506
__kmp_stg_parse_init_at_fork(char const * name,char const * value,void * data)3507 static void __kmp_stg_parse_init_at_fork(char const *name, char const *value,
3508 void *data) {
3509 __kmp_stg_parse_bool(name, value, &__kmp_need_register_atfork);
3510 if (__kmp_need_register_atfork) {
3511 __kmp_need_register_atfork_specified = TRUE;
3512 }
3513 } // __kmp_stg_parse_init_at_fork
3514
__kmp_stg_print_init_at_fork(kmp_str_buf_t * buffer,char const * name,void * data)3515 static void __kmp_stg_print_init_at_fork(kmp_str_buf_t *buffer,
3516 char const *name, void *data) {
3517 __kmp_stg_print_bool(buffer, name, __kmp_need_register_atfork_specified);
3518 } // __kmp_stg_print_init_at_fork
3519
3520 // -----------------------------------------------------------------------------
3521 // KMP_SCHEDULE
3522
__kmp_stg_parse_schedule(char const * name,char const * value,void * data)3523 static void __kmp_stg_parse_schedule(char const *name, char const *value,
3524 void *data) {
3525
3526 if (value != NULL) {
3527 size_t length = KMP_STRLEN(value);
3528 if (length > INT_MAX) {
3529 KMP_WARNING(LongValue, name);
3530 } else {
3531 const char *semicolon;
3532 if (value[length - 1] == '"' || value[length - 1] == '\'')
3533 KMP_WARNING(UnbalancedQuotes, name);
3534 do {
3535 char sentinel;
3536
3537 semicolon = strchr(value, ';');
3538 if (*value && semicolon != value) {
3539 const char *comma = strchr(value, ',');
3540
3541 if (comma) {
3542 ++comma;
3543 sentinel = ',';
3544 } else
3545 sentinel = ';';
3546 if (!__kmp_strcasecmp_with_sentinel("static", value, sentinel)) {
3547 if (!__kmp_strcasecmp_with_sentinel("greedy", comma, ';')) {
3548 __kmp_static = kmp_sch_static_greedy;
3549 continue;
3550 } else if (!__kmp_strcasecmp_with_sentinel("balanced", comma,
3551 ';')) {
3552 __kmp_static = kmp_sch_static_balanced;
3553 continue;
3554 }
3555 } else if (!__kmp_strcasecmp_with_sentinel("guided", value,
3556 sentinel)) {
3557 if (!__kmp_strcasecmp_with_sentinel("iterative", comma, ';')) {
3558 __kmp_guided = kmp_sch_guided_iterative_chunked;
3559 continue;
3560 } else if (!__kmp_strcasecmp_with_sentinel("analytical", comma,
3561 ';')) {
3562 /* analytical not allowed for too many threads */
3563 __kmp_guided = kmp_sch_guided_analytical_chunked;
3564 continue;
3565 }
3566 }
3567 KMP_WARNING(InvalidClause, name, value);
3568 } else
3569 KMP_WARNING(EmptyClause, name);
3570 } while ((value = semicolon ? semicolon + 1 : NULL));
3571 }
3572 }
3573
3574 } // __kmp_stg_parse__schedule
3575
__kmp_stg_print_schedule(kmp_str_buf_t * buffer,char const * name,void * data)3576 static void __kmp_stg_print_schedule(kmp_str_buf_t *buffer, char const *name,
3577 void *data) {
3578 if (__kmp_env_format) {
3579 KMP_STR_BUF_PRINT_NAME_EX(name);
3580 } else {
3581 __kmp_str_buf_print(buffer, " %s='", name);
3582 }
3583 if (__kmp_static == kmp_sch_static_greedy) {
3584 __kmp_str_buf_print(buffer, "%s", "static,greedy");
3585 } else if (__kmp_static == kmp_sch_static_balanced) {
3586 __kmp_str_buf_print(buffer, "%s", "static,balanced");
3587 }
3588 if (__kmp_guided == kmp_sch_guided_iterative_chunked) {
3589 __kmp_str_buf_print(buffer, ";%s'\n", "guided,iterative");
3590 } else if (__kmp_guided == kmp_sch_guided_analytical_chunked) {
3591 __kmp_str_buf_print(buffer, ";%s'\n", "guided,analytical");
3592 }
3593 } // __kmp_stg_print_schedule
3594
3595 // -----------------------------------------------------------------------------
3596 // OMP_SCHEDULE
3597
__kmp_omp_schedule_restore()3598 static inline void __kmp_omp_schedule_restore() {
3599 #if KMP_USE_HIER_SCHED
3600 __kmp_hier_scheds.deallocate();
3601 #endif
3602 __kmp_chunk = 0;
3603 __kmp_sched = kmp_sch_default;
3604 }
3605
3606 // if parse_hier = true:
3607 // Parse [HW,][modifier:]kind[,chunk]
3608 // else:
3609 // Parse [modifier:]kind[,chunk]
__kmp_parse_single_omp_schedule(const char * name,const char * value,bool parse_hier=false)3610 static const char *__kmp_parse_single_omp_schedule(const char *name,
3611 const char *value,
3612 bool parse_hier = false) {
3613 /* get the specified scheduling style */
3614 const char *ptr = value;
3615 const char *delim;
3616 int chunk = 0;
3617 enum sched_type sched = kmp_sch_default;
3618 if (*ptr == '\0')
3619 return NULL;
3620 delim = ptr;
3621 while (*delim != ',' && *delim != ':' && *delim != '\0')
3622 delim++;
3623 #if KMP_USE_HIER_SCHED
3624 kmp_hier_layer_e layer = kmp_hier_layer_e::LAYER_THREAD;
3625 if (parse_hier) {
3626 if (*delim == ',') {
3627 if (!__kmp_strcasecmp_with_sentinel("L1", ptr, ',')) {
3628 layer = kmp_hier_layer_e::LAYER_L1;
3629 } else if (!__kmp_strcasecmp_with_sentinel("L2", ptr, ',')) {
3630 layer = kmp_hier_layer_e::LAYER_L2;
3631 } else if (!__kmp_strcasecmp_with_sentinel("L3", ptr, ',')) {
3632 layer = kmp_hier_layer_e::LAYER_L3;
3633 } else if (!__kmp_strcasecmp_with_sentinel("NUMA", ptr, ',')) {
3634 layer = kmp_hier_layer_e::LAYER_NUMA;
3635 }
3636 }
3637 if (layer != kmp_hier_layer_e::LAYER_THREAD && *delim != ',') {
3638 // If there is no comma after the layer, then this schedule is invalid
3639 KMP_WARNING(StgInvalidValue, name, value);
3640 __kmp_omp_schedule_restore();
3641 return NULL;
3642 } else if (layer != kmp_hier_layer_e::LAYER_THREAD) {
3643 ptr = ++delim;
3644 while (*delim != ',' && *delim != ':' && *delim != '\0')
3645 delim++;
3646 }
3647 }
3648 #endif // KMP_USE_HIER_SCHED
3649 // Read in schedule modifier if specified
3650 enum sched_type sched_modifier = (enum sched_type)0;
3651 if (*delim == ':') {
3652 if (!__kmp_strcasecmp_with_sentinel("monotonic", ptr, *delim)) {
3653 sched_modifier = sched_type::kmp_sch_modifier_monotonic;
3654 ptr = ++delim;
3655 while (*delim != ',' && *delim != ':' && *delim != '\0')
3656 delim++;
3657 } else if (!__kmp_strcasecmp_with_sentinel("nonmonotonic", ptr, *delim)) {
3658 sched_modifier = sched_type::kmp_sch_modifier_nonmonotonic;
3659 ptr = ++delim;
3660 while (*delim != ',' && *delim != ':' && *delim != '\0')
3661 delim++;
3662 } else if (!parse_hier) {
3663 // If there is no proper schedule modifier, then this schedule is invalid
3664 KMP_WARNING(StgInvalidValue, name, value);
3665 __kmp_omp_schedule_restore();
3666 return NULL;
3667 }
3668 }
3669 // Read in schedule kind (required)
3670 if (!__kmp_strcasecmp_with_sentinel("dynamic", ptr, *delim))
3671 sched = kmp_sch_dynamic_chunked;
3672 else if (!__kmp_strcasecmp_with_sentinel("guided", ptr, *delim))
3673 sched = kmp_sch_guided_chunked;
3674 // AC: TODO: probably remove TRAPEZOIDAL (OMP 3.0 does not allow it)
3675 else if (!__kmp_strcasecmp_with_sentinel("auto", ptr, *delim))
3676 sched = kmp_sch_auto;
3677 else if (!__kmp_strcasecmp_with_sentinel("trapezoidal", ptr, *delim))
3678 sched = kmp_sch_trapezoidal;
3679 else if (!__kmp_strcasecmp_with_sentinel("static", ptr, *delim))
3680 sched = kmp_sch_static;
3681 #if KMP_STATIC_STEAL_ENABLED
3682 else if (!__kmp_strcasecmp_with_sentinel("static_steal", ptr, *delim))
3683 sched = kmp_sch_static_steal;
3684 #endif
3685 else {
3686 // If there is no proper schedule kind, then this schedule is invalid
3687 KMP_WARNING(StgInvalidValue, name, value);
3688 __kmp_omp_schedule_restore();
3689 return NULL;
3690 }
3691
3692 // Read in schedule chunk size if specified
3693 if (*delim == ',') {
3694 ptr = delim + 1;
3695 SKIP_WS(ptr);
3696 if (!isdigit(*ptr)) {
3697 // If there is no chunk after comma, then this schedule is invalid
3698 KMP_WARNING(StgInvalidValue, name, value);
3699 __kmp_omp_schedule_restore();
3700 return NULL;
3701 }
3702 SKIP_DIGITS(ptr);
3703 // auto schedule should not specify chunk size
3704 if (sched == kmp_sch_auto) {
3705 __kmp_msg(kmp_ms_warning, KMP_MSG(IgnoreChunk, name, delim),
3706 __kmp_msg_null);
3707 } else {
3708 if (sched == kmp_sch_static)
3709 sched = kmp_sch_static_chunked;
3710 chunk = __kmp_str_to_int(delim + 1, *ptr);
3711 if (chunk < 1) {
3712 chunk = KMP_DEFAULT_CHUNK;
3713 __kmp_msg(kmp_ms_warning, KMP_MSG(InvalidChunk, name, delim),
3714 __kmp_msg_null);
3715 KMP_INFORM(Using_int_Value, name, __kmp_chunk);
3716 // AC: next block commented out until KMP_DEFAULT_CHUNK != KMP_MIN_CHUNK
3717 // (to improve code coverage :)
3718 // The default chunk size is 1 according to standard, thus making
3719 // KMP_MIN_CHUNK not 1 we would introduce mess:
3720 // wrong chunk becomes 1, but it will be impossible to explicitly set
3721 // to 1 because it becomes KMP_MIN_CHUNK...
3722 // } else if ( chunk < KMP_MIN_CHUNK ) {
3723 // chunk = KMP_MIN_CHUNK;
3724 } else if (chunk > KMP_MAX_CHUNK) {
3725 chunk = KMP_MAX_CHUNK;
3726 __kmp_msg(kmp_ms_warning, KMP_MSG(LargeChunk, name, delim),
3727 __kmp_msg_null);
3728 KMP_INFORM(Using_int_Value, name, chunk);
3729 }
3730 }
3731 } else {
3732 ptr = delim;
3733 }
3734
3735 SCHEDULE_SET_MODIFIERS(sched, sched_modifier);
3736
3737 #if KMP_USE_HIER_SCHED
3738 if (layer != kmp_hier_layer_e::LAYER_THREAD) {
3739 __kmp_hier_scheds.append(sched, chunk, layer);
3740 } else
3741 #endif
3742 {
3743 __kmp_chunk = chunk;
3744 __kmp_sched = sched;
3745 }
3746 return ptr;
3747 }
3748
__kmp_stg_parse_omp_schedule(char const * name,char const * value,void * data)3749 static void __kmp_stg_parse_omp_schedule(char const *name, char const *value,
3750 void *data) {
3751 size_t length;
3752 const char *ptr = value;
3753 SKIP_WS(ptr);
3754 if (value) {
3755 length = KMP_STRLEN(value);
3756 if (length) {
3757 if (value[length - 1] == '"' || value[length - 1] == '\'')
3758 KMP_WARNING(UnbalancedQuotes, name);
3759 /* get the specified scheduling style */
3760 #if KMP_USE_HIER_SCHED
3761 if (!__kmp_strcasecmp_with_sentinel("EXPERIMENTAL", ptr, ' ')) {
3762 SKIP_TOKEN(ptr);
3763 SKIP_WS(ptr);
3764 while ((ptr = __kmp_parse_single_omp_schedule(name, ptr, true))) {
3765 while (*ptr == ' ' || *ptr == '\t' || *ptr == ':')
3766 ptr++;
3767 if (*ptr == '\0')
3768 break;
3769 }
3770 } else
3771 #endif
3772 __kmp_parse_single_omp_schedule(name, ptr);
3773 } else
3774 KMP_WARNING(EmptyString, name);
3775 }
3776 #if KMP_USE_HIER_SCHED
3777 __kmp_hier_scheds.sort();
3778 #endif
3779 K_DIAG(1, ("__kmp_static == %d\n", __kmp_static))
3780 K_DIAG(1, ("__kmp_guided == %d\n", __kmp_guided))
3781 K_DIAG(1, ("__kmp_sched == %d\n", __kmp_sched))
3782 K_DIAG(1, ("__kmp_chunk == %d\n", __kmp_chunk))
3783 } // __kmp_stg_parse_omp_schedule
3784
__kmp_stg_print_omp_schedule(kmp_str_buf_t * buffer,char const * name,void * data)3785 static void __kmp_stg_print_omp_schedule(kmp_str_buf_t *buffer,
3786 char const *name, void *data) {
3787 if (__kmp_env_format) {
3788 KMP_STR_BUF_PRINT_NAME_EX(name);
3789 } else {
3790 __kmp_str_buf_print(buffer, " %s='", name);
3791 }
3792 enum sched_type sched = SCHEDULE_WITHOUT_MODIFIERS(__kmp_sched);
3793 if (SCHEDULE_HAS_MONOTONIC(__kmp_sched)) {
3794 __kmp_str_buf_print(buffer, "monotonic:");
3795 } else if (SCHEDULE_HAS_NONMONOTONIC(__kmp_sched)) {
3796 __kmp_str_buf_print(buffer, "nonmonotonic:");
3797 }
3798 if (__kmp_chunk) {
3799 switch (sched) {
3800 case kmp_sch_dynamic_chunked:
3801 __kmp_str_buf_print(buffer, "%s,%d'\n", "dynamic", __kmp_chunk);
3802 break;
3803 case kmp_sch_guided_iterative_chunked:
3804 case kmp_sch_guided_analytical_chunked:
3805 __kmp_str_buf_print(buffer, "%s,%d'\n", "guided", __kmp_chunk);
3806 break;
3807 case kmp_sch_trapezoidal:
3808 __kmp_str_buf_print(buffer, "%s,%d'\n", "trapezoidal", __kmp_chunk);
3809 break;
3810 case kmp_sch_static:
3811 case kmp_sch_static_chunked:
3812 case kmp_sch_static_balanced:
3813 case kmp_sch_static_greedy:
3814 __kmp_str_buf_print(buffer, "%s,%d'\n", "static", __kmp_chunk);
3815 break;
3816 case kmp_sch_static_steal:
3817 __kmp_str_buf_print(buffer, "%s,%d'\n", "static_steal", __kmp_chunk);
3818 break;
3819 case kmp_sch_auto:
3820 __kmp_str_buf_print(buffer, "%s,%d'\n", "auto", __kmp_chunk);
3821 break;
3822 }
3823 } else {
3824 switch (sched) {
3825 case kmp_sch_dynamic_chunked:
3826 __kmp_str_buf_print(buffer, "%s'\n", "dynamic");
3827 break;
3828 case kmp_sch_guided_iterative_chunked:
3829 case kmp_sch_guided_analytical_chunked:
3830 __kmp_str_buf_print(buffer, "%s'\n", "guided");
3831 break;
3832 case kmp_sch_trapezoidal:
3833 __kmp_str_buf_print(buffer, "%s'\n", "trapezoidal");
3834 break;
3835 case kmp_sch_static:
3836 case kmp_sch_static_chunked:
3837 case kmp_sch_static_balanced:
3838 case kmp_sch_static_greedy:
3839 __kmp_str_buf_print(buffer, "%s'\n", "static");
3840 break;
3841 case kmp_sch_static_steal:
3842 __kmp_str_buf_print(buffer, "%s'\n", "static_steal");
3843 break;
3844 case kmp_sch_auto:
3845 __kmp_str_buf_print(buffer, "%s'\n", "auto");
3846 break;
3847 }
3848 }
3849 } // __kmp_stg_print_omp_schedule
3850
3851 #if KMP_USE_HIER_SCHED
3852 // -----------------------------------------------------------------------------
3853 // KMP_DISP_HAND_THREAD
__kmp_stg_parse_kmp_hand_thread(char const * name,char const * value,void * data)3854 static void __kmp_stg_parse_kmp_hand_thread(char const *name, char const *value,
3855 void *data) {
3856 __kmp_stg_parse_bool(name, value, &(__kmp_dispatch_hand_threading));
3857 } // __kmp_stg_parse_kmp_hand_thread
3858
__kmp_stg_print_kmp_hand_thread(kmp_str_buf_t * buffer,char const * name,void * data)3859 static void __kmp_stg_print_kmp_hand_thread(kmp_str_buf_t *buffer,
3860 char const *name, void *data) {
3861 __kmp_stg_print_bool(buffer, name, __kmp_dispatch_hand_threading);
3862 } // __kmp_stg_print_kmp_hand_thread
3863 #endif
3864
3865 // -----------------------------------------------------------------------------
3866 // KMP_ATOMIC_MODE
3867
__kmp_stg_parse_atomic_mode(char const * name,char const * value,void * data)3868 static void __kmp_stg_parse_atomic_mode(char const *name, char const *value,
3869 void *data) {
3870 // Modes: 0 -- do not change default; 1 -- Intel perf mode, 2 -- GOMP
3871 // compatibility mode.
3872 int mode = 0;
3873 int max = 1;
3874 #ifdef KMP_GOMP_COMPAT
3875 max = 2;
3876 #endif /* KMP_GOMP_COMPAT */
3877 __kmp_stg_parse_int(name, value, 0, max, &mode);
3878 // TODO; parse_int is not very suitable for this case. In case of overflow it
3879 // is better to use
3880 // 0 rather that max value.
3881 if (mode > 0) {
3882 __kmp_atomic_mode = mode;
3883 }
3884 } // __kmp_stg_parse_atomic_mode
3885
__kmp_stg_print_atomic_mode(kmp_str_buf_t * buffer,char const * name,void * data)3886 static void __kmp_stg_print_atomic_mode(kmp_str_buf_t *buffer, char const *name,
3887 void *data) {
3888 __kmp_stg_print_int(buffer, name, __kmp_atomic_mode);
3889 } // __kmp_stg_print_atomic_mode
3890
3891 // -----------------------------------------------------------------------------
3892 // KMP_CONSISTENCY_CHECK
3893
__kmp_stg_parse_consistency_check(char const * name,char const * value,void * data)3894 static void __kmp_stg_parse_consistency_check(char const *name,
3895 char const *value, void *data) {
3896 if (!__kmp_strcasecmp_with_sentinel("all", value, 0)) {
3897 // Note, this will not work from kmp_set_defaults because th_cons stack was
3898 // not allocated
3899 // for existed thread(s) thus the first __kmp_push_<construct> will break
3900 // with assertion.
3901 // TODO: allocate th_cons if called from kmp_set_defaults.
3902 __kmp_env_consistency_check = TRUE;
3903 } else if (!__kmp_strcasecmp_with_sentinel("none", value, 0)) {
3904 __kmp_env_consistency_check = FALSE;
3905 } else {
3906 KMP_WARNING(StgInvalidValue, name, value);
3907 }
3908 } // __kmp_stg_parse_consistency_check
3909
__kmp_stg_print_consistency_check(kmp_str_buf_t * buffer,char const * name,void * data)3910 static void __kmp_stg_print_consistency_check(kmp_str_buf_t *buffer,
3911 char const *name, void *data) {
3912 #if KMP_DEBUG
3913 const char *value = NULL;
3914
3915 if (__kmp_env_consistency_check) {
3916 value = "all";
3917 } else {
3918 value = "none";
3919 }
3920
3921 if (value != NULL) {
3922 __kmp_stg_print_str(buffer, name, value);
3923 }
3924 #endif /* KMP_DEBUG */
3925 } // __kmp_stg_print_consistency_check
3926
3927 #if USE_ITT_BUILD
3928 // -----------------------------------------------------------------------------
3929 // KMP_ITT_PREPARE_DELAY
3930
3931 #if USE_ITT_NOTIFY
3932
__kmp_stg_parse_itt_prepare_delay(char const * name,char const * value,void * data)3933 static void __kmp_stg_parse_itt_prepare_delay(char const *name,
3934 char const *value, void *data) {
3935 // Experimental code: KMP_ITT_PREPARE_DELAY specifies numbert of loop
3936 // iterations.
3937 int delay = 0;
3938 __kmp_stg_parse_int(name, value, 0, INT_MAX, &delay);
3939 __kmp_itt_prepare_delay = delay;
3940 } // __kmp_str_parse_itt_prepare_delay
3941
__kmp_stg_print_itt_prepare_delay(kmp_str_buf_t * buffer,char const * name,void * data)3942 static void __kmp_stg_print_itt_prepare_delay(kmp_str_buf_t *buffer,
3943 char const *name, void *data) {
3944 __kmp_stg_print_uint64(buffer, name, __kmp_itt_prepare_delay);
3945
3946 } // __kmp_str_print_itt_prepare_delay
3947
3948 #endif // USE_ITT_NOTIFY
3949 #endif /* USE_ITT_BUILD */
3950
3951 // -----------------------------------------------------------------------------
3952 // KMP_MALLOC_POOL_INCR
3953
__kmp_stg_parse_malloc_pool_incr(char const * name,char const * value,void * data)3954 static void __kmp_stg_parse_malloc_pool_incr(char const *name,
3955 char const *value, void *data) {
3956 __kmp_stg_parse_size(name, value, KMP_MIN_MALLOC_POOL_INCR,
3957 KMP_MAX_MALLOC_POOL_INCR, NULL, &__kmp_malloc_pool_incr,
3958 1);
3959 } // __kmp_stg_parse_malloc_pool_incr
3960
__kmp_stg_print_malloc_pool_incr(kmp_str_buf_t * buffer,char const * name,void * data)3961 static void __kmp_stg_print_malloc_pool_incr(kmp_str_buf_t *buffer,
3962 char const *name, void *data) {
3963 __kmp_stg_print_size(buffer, name, __kmp_malloc_pool_incr);
3964
3965 } // _kmp_stg_print_malloc_pool_incr
3966
3967 #ifdef KMP_DEBUG
3968
3969 // -----------------------------------------------------------------------------
3970 // KMP_PAR_RANGE
3971
__kmp_stg_parse_par_range_env(char const * name,char const * value,void * data)3972 static void __kmp_stg_parse_par_range_env(char const *name, char const *value,
3973 void *data) {
3974 __kmp_stg_parse_par_range(name, value, &__kmp_par_range,
3975 __kmp_par_range_routine, __kmp_par_range_filename,
3976 &__kmp_par_range_lb, &__kmp_par_range_ub);
3977 } // __kmp_stg_parse_par_range_env
3978
__kmp_stg_print_par_range_env(kmp_str_buf_t * buffer,char const * name,void * data)3979 static void __kmp_stg_print_par_range_env(kmp_str_buf_t *buffer,
3980 char const *name, void *data) {
3981 if (__kmp_par_range != 0) {
3982 __kmp_stg_print_str(buffer, name, par_range_to_print);
3983 }
3984 } // __kmp_stg_print_par_range_env
3985
3986 #endif
3987
3988 // -----------------------------------------------------------------------------
3989 // KMP_GTID_MODE
3990
__kmp_stg_parse_gtid_mode(char const * name,char const * value,void * data)3991 static void __kmp_stg_parse_gtid_mode(char const *name, char const *value,
3992 void *data) {
3993 // Modes:
3994 // 0 -- do not change default
3995 // 1 -- sp search
3996 // 2 -- use "keyed" TLS var, i.e.
3997 // pthread_getspecific(Linux* OS/OS X*) or TlsGetValue(Windows* OS)
3998 // 3 -- __declspec(thread) TLS var in tdata section
3999 int mode = 0;
4000 int max = 2;
4001 #ifdef KMP_TDATA_GTID
4002 max = 3;
4003 #endif /* KMP_TDATA_GTID */
4004 __kmp_stg_parse_int(name, value, 0, max, &mode);
4005 // TODO; parse_int is not very suitable for this case. In case of overflow it
4006 // is better to use 0 rather that max value.
4007 if (mode == 0) {
4008 __kmp_adjust_gtid_mode = TRUE;
4009 } else {
4010 __kmp_gtid_mode = mode;
4011 __kmp_adjust_gtid_mode = FALSE;
4012 }
4013 } // __kmp_str_parse_gtid_mode
4014
__kmp_stg_print_gtid_mode(kmp_str_buf_t * buffer,char const * name,void * data)4015 static void __kmp_stg_print_gtid_mode(kmp_str_buf_t *buffer, char const *name,
4016 void *data) {
4017 if (__kmp_adjust_gtid_mode) {
4018 __kmp_stg_print_int(buffer, name, 0);
4019 } else {
4020 __kmp_stg_print_int(buffer, name, __kmp_gtid_mode);
4021 }
4022 } // __kmp_stg_print_gtid_mode
4023
4024 // -----------------------------------------------------------------------------
4025 // KMP_NUM_LOCKS_IN_BLOCK
4026
__kmp_stg_parse_lock_block(char const * name,char const * value,void * data)4027 static void __kmp_stg_parse_lock_block(char const *name, char const *value,
4028 void *data) {
4029 __kmp_stg_parse_int(name, value, 0, KMP_INT_MAX, &__kmp_num_locks_in_block);
4030 } // __kmp_str_parse_lock_block
4031
__kmp_stg_print_lock_block(kmp_str_buf_t * buffer,char const * name,void * data)4032 static void __kmp_stg_print_lock_block(kmp_str_buf_t *buffer, char const *name,
4033 void *data) {
4034 __kmp_stg_print_int(buffer, name, __kmp_num_locks_in_block);
4035 } // __kmp_stg_print_lock_block
4036
4037 // -----------------------------------------------------------------------------
4038 // KMP_LOCK_KIND
4039
4040 #if KMP_USE_DYNAMIC_LOCK
4041 #define KMP_STORE_LOCK_SEQ(a) (__kmp_user_lock_seq = lockseq_##a)
4042 #else
4043 #define KMP_STORE_LOCK_SEQ(a)
4044 #endif
4045
__kmp_stg_parse_lock_kind(char const * name,char const * value,void * data)4046 static void __kmp_stg_parse_lock_kind(char const *name, char const *value,
4047 void *data) {
4048 if (__kmp_init_user_locks) {
4049 KMP_WARNING(EnvLockWarn, name);
4050 return;
4051 }
4052
4053 if (__kmp_str_match("tas", 2, value) ||
4054 __kmp_str_match("test and set", 2, value) ||
4055 __kmp_str_match("test_and_set", 2, value) ||
4056 __kmp_str_match("test-and-set", 2, value) ||
4057 __kmp_str_match("test andset", 2, value) ||
4058 __kmp_str_match("test_andset", 2, value) ||
4059 __kmp_str_match("test-andset", 2, value) ||
4060 __kmp_str_match("testand set", 2, value) ||
4061 __kmp_str_match("testand_set", 2, value) ||
4062 __kmp_str_match("testand-set", 2, value) ||
4063 __kmp_str_match("testandset", 2, value)) {
4064 __kmp_user_lock_kind = lk_tas;
4065 KMP_STORE_LOCK_SEQ(tas);
4066 }
4067 #if KMP_USE_FUTEX
4068 else if (__kmp_str_match("futex", 1, value)) {
4069 if (__kmp_futex_determine_capable()) {
4070 __kmp_user_lock_kind = lk_futex;
4071 KMP_STORE_LOCK_SEQ(futex);
4072 } else {
4073 KMP_WARNING(FutexNotSupported, name, value);
4074 }
4075 }
4076 #endif
4077 else if (__kmp_str_match("ticket", 2, value)) {
4078 __kmp_user_lock_kind = lk_ticket;
4079 KMP_STORE_LOCK_SEQ(ticket);
4080 } else if (__kmp_str_match("queuing", 1, value) ||
4081 __kmp_str_match("queue", 1, value)) {
4082 __kmp_user_lock_kind = lk_queuing;
4083 KMP_STORE_LOCK_SEQ(queuing);
4084 } else if (__kmp_str_match("drdpa ticket", 1, value) ||
4085 __kmp_str_match("drdpa_ticket", 1, value) ||
4086 __kmp_str_match("drdpa-ticket", 1, value) ||
4087 __kmp_str_match("drdpaticket", 1, value) ||
4088 __kmp_str_match("drdpa", 1, value)) {
4089 __kmp_user_lock_kind = lk_drdpa;
4090 KMP_STORE_LOCK_SEQ(drdpa);
4091 }
4092 #if KMP_USE_ADAPTIVE_LOCKS
4093 else if (__kmp_str_match("adaptive", 1, value)) {
4094 if (__kmp_cpuinfo.rtm) { // ??? Is cpuinfo available here?
4095 __kmp_user_lock_kind = lk_adaptive;
4096 KMP_STORE_LOCK_SEQ(adaptive);
4097 } else {
4098 KMP_WARNING(AdaptiveNotSupported, name, value);
4099 __kmp_user_lock_kind = lk_queuing;
4100 KMP_STORE_LOCK_SEQ(queuing);
4101 }
4102 }
4103 #endif // KMP_USE_ADAPTIVE_LOCKS
4104 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4105 else if (__kmp_str_match("rtm", 1, value)) {
4106 if (__kmp_cpuinfo.rtm) {
4107 __kmp_user_lock_kind = lk_rtm;
4108 KMP_STORE_LOCK_SEQ(rtm);
4109 } else {
4110 KMP_WARNING(AdaptiveNotSupported, name, value);
4111 __kmp_user_lock_kind = lk_queuing;
4112 KMP_STORE_LOCK_SEQ(queuing);
4113 }
4114 } else if (__kmp_str_match("hle", 1, value)) {
4115 __kmp_user_lock_kind = lk_hle;
4116 KMP_STORE_LOCK_SEQ(hle);
4117 }
4118 #endif
4119 else {
4120 KMP_WARNING(StgInvalidValue, name, value);
4121 }
4122 }
4123
__kmp_stg_print_lock_kind(kmp_str_buf_t * buffer,char const * name,void * data)4124 static void __kmp_stg_print_lock_kind(kmp_str_buf_t *buffer, char const *name,
4125 void *data) {
4126 const char *value = NULL;
4127
4128 switch (__kmp_user_lock_kind) {
4129 case lk_default:
4130 value = "default";
4131 break;
4132
4133 case lk_tas:
4134 value = "tas";
4135 break;
4136
4137 #if KMP_USE_FUTEX
4138 case lk_futex:
4139 value = "futex";
4140 break;
4141 #endif
4142
4143 #if KMP_USE_DYNAMIC_LOCK && KMP_USE_TSX
4144 case lk_rtm:
4145 value = "rtm";
4146 break;
4147
4148 case lk_hle:
4149 value = "hle";
4150 break;
4151 #endif
4152
4153 case lk_ticket:
4154 value = "ticket";
4155 break;
4156
4157 case lk_queuing:
4158 value = "queuing";
4159 break;
4160
4161 case lk_drdpa:
4162 value = "drdpa";
4163 break;
4164 #if KMP_USE_ADAPTIVE_LOCKS
4165 case lk_adaptive:
4166 value = "adaptive";
4167 break;
4168 #endif
4169 }
4170
4171 if (value != NULL) {
4172 __kmp_stg_print_str(buffer, name, value);
4173 }
4174 }
4175
4176 // -----------------------------------------------------------------------------
4177 // KMP_SPIN_BACKOFF_PARAMS
4178
4179 // KMP_SPIN_BACKOFF_PARAMS=max_backoff[,min_tick] (max backoff size, min tick
4180 // for machine pause)
__kmp_stg_parse_spin_backoff_params(const char * name,const char * value,void * data)4181 static void __kmp_stg_parse_spin_backoff_params(const char *name,
4182 const char *value, void *data) {
4183 const char *next = value;
4184
4185 int total = 0; // Count elements that were set. It'll be used as an array size
4186 int prev_comma = FALSE; // For correct processing sequential commas
4187 int i;
4188
4189 kmp_uint32 max_backoff = __kmp_spin_backoff_params.max_backoff;
4190 kmp_uint32 min_tick = __kmp_spin_backoff_params.min_tick;
4191
4192 // Run only 3 iterations because it is enough to read two values or find a
4193 // syntax error
4194 for (i = 0; i < 3; i++) {
4195 SKIP_WS(next);
4196
4197 if (*next == '\0') {
4198 break;
4199 }
4200 // Next character is not an integer or not a comma OR number of values > 2
4201 // => end of list
4202 if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4203 KMP_WARNING(EnvSyntaxError, name, value);
4204 return;
4205 }
4206 // The next character is ','
4207 if (*next == ',') {
4208 // ',' is the first character
4209 if (total == 0 || prev_comma) {
4210 total++;
4211 }
4212 prev_comma = TRUE;
4213 next++; // skip ','
4214 SKIP_WS(next);
4215 }
4216 // Next character is a digit
4217 if (*next >= '0' && *next <= '9') {
4218 int num;
4219 const char *buf = next;
4220 char const *msg = NULL;
4221 prev_comma = FALSE;
4222 SKIP_DIGITS(next);
4223 total++;
4224
4225 const char *tmp = next;
4226 SKIP_WS(tmp);
4227 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4228 KMP_WARNING(EnvSpacesNotAllowed, name, value);
4229 return;
4230 }
4231
4232 num = __kmp_str_to_int(buf, *next);
4233 if (num <= 0) { // The number of retries should be > 0
4234 msg = KMP_I18N_STR(ValueTooSmall);
4235 num = 1;
4236 } else if (num > KMP_INT_MAX) {
4237 msg = KMP_I18N_STR(ValueTooLarge);
4238 num = KMP_INT_MAX;
4239 }
4240 if (msg != NULL) {
4241 // Message is not empty. Print warning.
4242 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4243 KMP_INFORM(Using_int_Value, name, num);
4244 }
4245 if (total == 1) {
4246 max_backoff = num;
4247 } else if (total == 2) {
4248 min_tick = num;
4249 }
4250 }
4251 }
4252 KMP_DEBUG_ASSERT(total > 0);
4253 if (total <= 0) {
4254 KMP_WARNING(EnvSyntaxError, name, value);
4255 return;
4256 }
4257 __kmp_spin_backoff_params.max_backoff = max_backoff;
4258 __kmp_spin_backoff_params.min_tick = min_tick;
4259 }
4260
__kmp_stg_print_spin_backoff_params(kmp_str_buf_t * buffer,char const * name,void * data)4261 static void __kmp_stg_print_spin_backoff_params(kmp_str_buf_t *buffer,
4262 char const *name, void *data) {
4263 if (__kmp_env_format) {
4264 KMP_STR_BUF_PRINT_NAME_EX(name);
4265 } else {
4266 __kmp_str_buf_print(buffer, " %s='", name);
4267 }
4268 __kmp_str_buf_print(buffer, "%d,%d'\n", __kmp_spin_backoff_params.max_backoff,
4269 __kmp_spin_backoff_params.min_tick);
4270 }
4271
4272 #if KMP_USE_ADAPTIVE_LOCKS
4273
4274 // -----------------------------------------------------------------------------
4275 // KMP_ADAPTIVE_LOCK_PROPS, KMP_SPECULATIVE_STATSFILE
4276
4277 // Parse out values for the tunable parameters from a string of the form
4278 // KMP_ADAPTIVE_LOCK_PROPS=max_soft_retries[,max_badness]
__kmp_stg_parse_adaptive_lock_props(const char * name,const char * value,void * data)4279 static void __kmp_stg_parse_adaptive_lock_props(const char *name,
4280 const char *value, void *data) {
4281 int max_retries = 0;
4282 int max_badness = 0;
4283
4284 const char *next = value;
4285
4286 int total = 0; // Count elements that were set. It'll be used as an array size
4287 int prev_comma = FALSE; // For correct processing sequential commas
4288 int i;
4289
4290 // Save values in the structure __kmp_speculative_backoff_params
4291 // Run only 3 iterations because it is enough to read two values or find a
4292 // syntax error
4293 for (i = 0; i < 3; i++) {
4294 SKIP_WS(next);
4295
4296 if (*next == '\0') {
4297 break;
4298 }
4299 // Next character is not an integer or not a comma OR number of values > 2
4300 // => end of list
4301 if (((*next < '0' || *next > '9') && *next != ',') || total > 2) {
4302 KMP_WARNING(EnvSyntaxError, name, value);
4303 return;
4304 }
4305 // The next character is ','
4306 if (*next == ',') {
4307 // ',' is the first character
4308 if (total == 0 || prev_comma) {
4309 total++;
4310 }
4311 prev_comma = TRUE;
4312 next++; // skip ','
4313 SKIP_WS(next);
4314 }
4315 // Next character is a digit
4316 if (*next >= '0' && *next <= '9') {
4317 int num;
4318 const char *buf = next;
4319 char const *msg = NULL;
4320 prev_comma = FALSE;
4321 SKIP_DIGITS(next);
4322 total++;
4323
4324 const char *tmp = next;
4325 SKIP_WS(tmp);
4326 if ((*next == ' ' || *next == '\t') && (*tmp >= '0' && *tmp <= '9')) {
4327 KMP_WARNING(EnvSpacesNotAllowed, name, value);
4328 return;
4329 }
4330
4331 num = __kmp_str_to_int(buf, *next);
4332 if (num < 0) { // The number of retries should be >= 0
4333 msg = KMP_I18N_STR(ValueTooSmall);
4334 num = 1;
4335 } else if (num > KMP_INT_MAX) {
4336 msg = KMP_I18N_STR(ValueTooLarge);
4337 num = KMP_INT_MAX;
4338 }
4339 if (msg != NULL) {
4340 // Message is not empty. Print warning.
4341 KMP_WARNING(ParseSizeIntWarn, name, value, msg);
4342 KMP_INFORM(Using_int_Value, name, num);
4343 }
4344 if (total == 1) {
4345 max_retries = num;
4346 } else if (total == 2) {
4347 max_badness = num;
4348 }
4349 }
4350 }
4351 KMP_DEBUG_ASSERT(total > 0);
4352 if (total <= 0) {
4353 KMP_WARNING(EnvSyntaxError, name, value);
4354 return;
4355 }
4356 __kmp_adaptive_backoff_params.max_soft_retries = max_retries;
4357 __kmp_adaptive_backoff_params.max_badness = max_badness;
4358 }
4359
__kmp_stg_print_adaptive_lock_props(kmp_str_buf_t * buffer,char const * name,void * data)4360 static void __kmp_stg_print_adaptive_lock_props(kmp_str_buf_t *buffer,
4361 char const *name, void *data) {
4362 if (__kmp_env_format) {
4363 KMP_STR_BUF_PRINT_NAME_EX(name);
4364 } else {
4365 __kmp_str_buf_print(buffer, " %s='", name);
4366 }
4367 __kmp_str_buf_print(buffer, "%d,%d'\n",
4368 __kmp_adaptive_backoff_params.max_soft_retries,
4369 __kmp_adaptive_backoff_params.max_badness);
4370 } // __kmp_stg_print_adaptive_lock_props
4371
4372 #if KMP_DEBUG_ADAPTIVE_LOCKS
4373
__kmp_stg_parse_speculative_statsfile(char const * name,char const * value,void * data)4374 static void __kmp_stg_parse_speculative_statsfile(char const *name,
4375 char const *value,
4376 void *data) {
4377 __kmp_stg_parse_file(name, value, "", CCAST(char**, &__kmp_speculative_statsfile));
4378 } // __kmp_stg_parse_speculative_statsfile
4379
__kmp_stg_print_speculative_statsfile(kmp_str_buf_t * buffer,char const * name,void * data)4380 static void __kmp_stg_print_speculative_statsfile(kmp_str_buf_t *buffer,
4381 char const *name,
4382 void *data) {
4383 if (__kmp_str_match("-", 0, __kmp_speculative_statsfile)) {
4384 __kmp_stg_print_str(buffer, name, "stdout");
4385 } else {
4386 __kmp_stg_print_str(buffer, name, __kmp_speculative_statsfile);
4387 }
4388
4389 } // __kmp_stg_print_speculative_statsfile
4390
4391 #endif // KMP_DEBUG_ADAPTIVE_LOCKS
4392
4393 #endif // KMP_USE_ADAPTIVE_LOCKS
4394
4395 // -----------------------------------------------------------------------------
4396 // KMP_HW_SUBSET (was KMP_PLACE_THREADS)
4397
4398 // The longest observable sequence of items is
4399 // Socket-Node-Tile-Core-Thread
4400 // So, let's limit to 5 levels for now
4401 // The input string is usually short enough, let's use 512 limit for now
4402 #define MAX_T_LEVEL 5
4403 #define MAX_STR_LEN 512
__kmp_stg_parse_hw_subset(char const * name,char const * value,void * data)4404 static void __kmp_stg_parse_hw_subset(char const *name, char const *value,
4405 void *data) {
4406 // Value example: 1s,5c@3,2T
4407 // Which means "use 1 socket, 5 cores with offset 3, 2 threads per core"
4408 kmp_setting_t **rivals = (kmp_setting_t **)data;
4409 if (strcmp(name, "KMP_PLACE_THREADS") == 0) {
4410 KMP_INFORM(EnvVarDeprecated, name, "KMP_HW_SUBSET");
4411 }
4412 if (__kmp_stg_check_rivals(name, value, rivals)) {
4413 return;
4414 }
4415
4416 char *components[MAX_T_LEVEL];
4417 char const *digits = "0123456789";
4418 char input[MAX_STR_LEN];
4419 size_t len = 0, mlen = MAX_STR_LEN;
4420 int level = 0;
4421 // Canonize the string (remove spaces, unify delimiters, etc.)
4422 char *pos = CCAST(char *, value);
4423 while (*pos && mlen) {
4424 if (*pos != ' ') { // skip spaces
4425 if (len == 0 && *pos == ':') {
4426 __kmp_hws_abs_flag = 1; // if the first symbol is ":", skip it
4427 } else {
4428 input[len] = toupper(*pos);
4429 if (input[len] == 'X')
4430 input[len] = ','; // unify delimiters of levels
4431 if (input[len] == 'O' && strchr(digits, *(pos + 1)))
4432 input[len] = '@'; // unify delimiters of offset
4433 len++;
4434 }
4435 }
4436 mlen--;
4437 pos++;
4438 }
4439 if (len == 0 || mlen == 0)
4440 goto err; // contents is either empty or too long
4441 input[len] = '\0';
4442 __kmp_hws_requested = 1; // mark that subset requested
4443 // Split by delimiter
4444 pos = input;
4445 components[level++] = pos;
4446 while ((pos = strchr(pos, ','))) {
4447 if (level >= MAX_T_LEVEL)
4448 goto err; // too many components provided
4449 *pos = '\0'; // modify input and avoid more copying
4450 components[level++] = ++pos; // expect something after ","
4451 }
4452 // Check each component
4453 for (int i = 0; i < level; ++i) {
4454 int offset = 0;
4455 int num = atoi(components[i]); // each component should start with a number
4456 if ((pos = strchr(components[i], '@'))) {
4457 offset = atoi(pos + 1); // save offset
4458 *pos = '\0'; // cut the offset from the component
4459 }
4460 pos = components[i] + strspn(components[i], digits);
4461 if (pos == components[i])
4462 goto err;
4463 // detect the component type
4464 switch (*pos) {
4465 case 'S': // Socket
4466 if (__kmp_hws_socket.num > 0)
4467 goto err; // duplicate is not allowed
4468 __kmp_hws_socket.num = num;
4469 __kmp_hws_socket.offset = offset;
4470 break;
4471 case 'N': // NUMA Node
4472 if (__kmp_hws_node.num > 0)
4473 goto err; // duplicate is not allowed
4474 __kmp_hws_node.num = num;
4475 __kmp_hws_node.offset = offset;
4476 break;
4477 case 'L': // Cache
4478 if (*(pos + 1) == '2') { // L2 - Tile
4479 if (__kmp_hws_tile.num > 0)
4480 goto err; // duplicate is not allowed
4481 __kmp_hws_tile.num = num;
4482 __kmp_hws_tile.offset = offset;
4483 } else if (*(pos + 1) == '3') { // L3 - Socket
4484 if (__kmp_hws_socket.num > 0)
4485 goto err; // duplicate is not allowed
4486 __kmp_hws_socket.num = num;
4487 __kmp_hws_socket.offset = offset;
4488 } else if (*(pos + 1) == '1') { // L1 - Core
4489 if (__kmp_hws_core.num > 0)
4490 goto err; // duplicate is not allowed
4491 __kmp_hws_core.num = num;
4492 __kmp_hws_core.offset = offset;
4493 }
4494 break;
4495 case 'C': // Core (or Cache?)
4496 if (*(pos + 1) != 'A') {
4497 if (__kmp_hws_core.num > 0)
4498 goto err; // duplicate is not allowed
4499 __kmp_hws_core.num = num;
4500 __kmp_hws_core.offset = offset;
4501 } else { // Cache
4502 char *d = pos + strcspn(pos, digits); // find digit
4503 if (*d == '2') { // L2 - Tile
4504 if (__kmp_hws_tile.num > 0)
4505 goto err; // duplicate is not allowed
4506 __kmp_hws_tile.num = num;
4507 __kmp_hws_tile.offset = offset;
4508 } else if (*d == '3') { // L3 - Socket
4509 if (__kmp_hws_socket.num > 0)
4510 goto err; // duplicate is not allowed
4511 __kmp_hws_socket.num = num;
4512 __kmp_hws_socket.offset = offset;
4513 } else if (*d == '1') { // L1 - Core
4514 if (__kmp_hws_core.num > 0)
4515 goto err; // duplicate is not allowed
4516 __kmp_hws_core.num = num;
4517 __kmp_hws_core.offset = offset;
4518 } else {
4519 goto err;
4520 }
4521 }
4522 break;
4523 case 'T': // Thread
4524 if (__kmp_hws_proc.num > 0)
4525 goto err; // duplicate is not allowed
4526 __kmp_hws_proc.num = num;
4527 __kmp_hws_proc.offset = offset;
4528 break;
4529 default:
4530 goto err;
4531 }
4532 }
4533 return;
4534 err:
4535 KMP_WARNING(AffHWSubsetInvalid, name, value);
4536 __kmp_hws_requested = 0; // mark that subset not requested
4537 return;
4538 }
4539
__kmp_stg_print_hw_subset(kmp_str_buf_t * buffer,char const * name,void * data)4540 static void __kmp_stg_print_hw_subset(kmp_str_buf_t *buffer, char const *name,
4541 void *data) {
4542 if (__kmp_hws_requested) {
4543 int comma = 0;
4544 kmp_str_buf_t buf;
4545 __kmp_str_buf_init(&buf);
4546 if (__kmp_env_format)
4547 KMP_STR_BUF_PRINT_NAME_EX(name);
4548 else
4549 __kmp_str_buf_print(buffer, " %s='", name);
4550 if (__kmp_hws_socket.num) {
4551 __kmp_str_buf_print(&buf, "%ds", __kmp_hws_socket.num);
4552 if (__kmp_hws_socket.offset)
4553 __kmp_str_buf_print(&buf, "@%d", __kmp_hws_socket.offset);
4554 comma = 1;
4555 }
4556 if (__kmp_hws_node.num) {
4557 __kmp_str_buf_print(&buf, "%s%dn", comma ? "," : "", __kmp_hws_node.num);
4558 if (__kmp_hws_node.offset)
4559 __kmp_str_buf_print(&buf, "@%d", __kmp_hws_node.offset);
4560 comma = 1;
4561 }
4562 if (__kmp_hws_tile.num) {
4563 __kmp_str_buf_print(&buf, "%s%dL2", comma ? "," : "", __kmp_hws_tile.num);
4564 if (__kmp_hws_tile.offset)
4565 __kmp_str_buf_print(&buf, "@%d", __kmp_hws_tile.offset);
4566 comma = 1;
4567 }
4568 if (__kmp_hws_core.num) {
4569 __kmp_str_buf_print(&buf, "%s%dc", comma ? "," : "", __kmp_hws_core.num);
4570 if (__kmp_hws_core.offset)
4571 __kmp_str_buf_print(&buf, "@%d", __kmp_hws_core.offset);
4572 comma = 1;
4573 }
4574 if (__kmp_hws_proc.num)
4575 __kmp_str_buf_print(&buf, "%s%dt", comma ? "," : "", __kmp_hws_proc.num);
4576 __kmp_str_buf_print(buffer, "%s'\n", buf.str);
4577 __kmp_str_buf_free(&buf);
4578 }
4579 }
4580
4581 #if USE_ITT_BUILD
4582 // -----------------------------------------------------------------------------
4583 // KMP_FORKJOIN_FRAMES
4584
__kmp_stg_parse_forkjoin_frames(char const * name,char const * value,void * data)4585 static void __kmp_stg_parse_forkjoin_frames(char const *name, char const *value,
4586 void *data) {
4587 __kmp_stg_parse_bool(name, value, &__kmp_forkjoin_frames);
4588 } // __kmp_stg_parse_forkjoin_frames
4589
__kmp_stg_print_forkjoin_frames(kmp_str_buf_t * buffer,char const * name,void * data)4590 static void __kmp_stg_print_forkjoin_frames(kmp_str_buf_t *buffer,
4591 char const *name, void *data) {
4592 __kmp_stg_print_bool(buffer, name, __kmp_forkjoin_frames);
4593 } // __kmp_stg_print_forkjoin_frames
4594
4595 // -----------------------------------------------------------------------------
4596 // KMP_FORKJOIN_FRAMES_MODE
4597
__kmp_stg_parse_forkjoin_frames_mode(char const * name,char const * value,void * data)4598 static void __kmp_stg_parse_forkjoin_frames_mode(char const *name,
4599 char const *value,
4600 void *data) {
4601 __kmp_stg_parse_int(name, value, 0, 3, &__kmp_forkjoin_frames_mode);
4602 } // __kmp_stg_parse_forkjoin_frames
4603
__kmp_stg_print_forkjoin_frames_mode(kmp_str_buf_t * buffer,char const * name,void * data)4604 static void __kmp_stg_print_forkjoin_frames_mode(kmp_str_buf_t *buffer,
4605 char const *name, void *data) {
4606 __kmp_stg_print_int(buffer, name, __kmp_forkjoin_frames_mode);
4607 } // __kmp_stg_print_forkjoin_frames
4608 #endif /* USE_ITT_BUILD */
4609
4610 // -----------------------------------------------------------------------------
4611 // KMP_ENABLE_TASK_THROTTLING
4612
__kmp_stg_parse_task_throttling(char const * name,char const * value,void * data)4613 static void __kmp_stg_parse_task_throttling(char const *name,
4614 char const *value, void *data) {
4615 __kmp_stg_parse_bool(name, value, &__kmp_enable_task_throttling);
4616 } // __kmp_stg_parse_task_throttling
4617
4618
__kmp_stg_print_task_throttling(kmp_str_buf_t * buffer,char const * name,void * data)4619 static void __kmp_stg_print_task_throttling(kmp_str_buf_t *buffer,
4620 char const *name, void *data) {
4621 __kmp_stg_print_bool(buffer, name, __kmp_enable_task_throttling);
4622 } // __kmp_stg_print_task_throttling
4623
4624 #if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
4625 // -----------------------------------------------------------------------------
4626 // KMP_USER_LEVEL_MWAIT
4627
__kmp_stg_parse_user_level_mwait(char const * name,char const * value,void * data)4628 static void __kmp_stg_parse_user_level_mwait(char const *name,
4629 char const *value, void *data) {
4630 __kmp_stg_parse_bool(name, value, &__kmp_user_level_mwait);
4631 } // __kmp_stg_parse_user_level_mwait
4632
__kmp_stg_print_user_level_mwait(kmp_str_buf_t * buffer,char const * name,void * data)4633 static void __kmp_stg_print_user_level_mwait(kmp_str_buf_t *buffer,
4634 char const *name, void *data) {
4635 __kmp_stg_print_bool(buffer, name, __kmp_user_level_mwait);
4636 } // __kmp_stg_print_user_level_mwait
4637
4638 // -----------------------------------------------------------------------------
4639 // KMP_MWAIT_HINTS
4640
__kmp_stg_parse_mwait_hints(char const * name,char const * value,void * data)4641 static void __kmp_stg_parse_mwait_hints(char const *name, char const *value,
4642 void *data) {
4643 __kmp_stg_parse_int(name, value, 0, INT_MAX, &__kmp_mwait_hints);
4644 } // __kmp_stg_parse_mwait_hints
4645
__kmp_stg_print_mwait_hints(kmp_str_buf_t * buffer,char const * name,void * data)4646 static void __kmp_stg_print_mwait_hints(kmp_str_buf_t *buffer, char const *name,
4647 void *data) {
4648 __kmp_stg_print_int(buffer, name, __kmp_mwait_hints);
4649 } // __kmp_stg_print_mwait_hints
4650
4651 #endif // KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
4652
4653 // -----------------------------------------------------------------------------
4654 // OMP_DISPLAY_ENV
4655
__kmp_stg_parse_omp_display_env(char const * name,char const * value,void * data)4656 static void __kmp_stg_parse_omp_display_env(char const *name, char const *value,
4657 void *data) {
4658 if (__kmp_str_match("VERBOSE", 1, value)) {
4659 __kmp_display_env_verbose = TRUE;
4660 } else {
4661 __kmp_stg_parse_bool(name, value, &__kmp_display_env);
4662 }
4663 } // __kmp_stg_parse_omp_display_env
4664
__kmp_stg_print_omp_display_env(kmp_str_buf_t * buffer,char const * name,void * data)4665 static void __kmp_stg_print_omp_display_env(kmp_str_buf_t *buffer,
4666 char const *name, void *data) {
4667 if (__kmp_display_env_verbose) {
4668 __kmp_stg_print_str(buffer, name, "VERBOSE");
4669 } else {
4670 __kmp_stg_print_bool(buffer, name, __kmp_display_env);
4671 }
4672 } // __kmp_stg_print_omp_display_env
4673
__kmp_stg_parse_omp_cancellation(char const * name,char const * value,void * data)4674 static void __kmp_stg_parse_omp_cancellation(char const *name,
4675 char const *value, void *data) {
4676 if (TCR_4(__kmp_init_parallel)) {
4677 KMP_WARNING(EnvParallelWarn, name);
4678 return;
4679 } // read value before first parallel only
4680 __kmp_stg_parse_bool(name, value, &__kmp_omp_cancellation);
4681 } // __kmp_stg_parse_omp_cancellation
4682
__kmp_stg_print_omp_cancellation(kmp_str_buf_t * buffer,char const * name,void * data)4683 static void __kmp_stg_print_omp_cancellation(kmp_str_buf_t *buffer,
4684 char const *name, void *data) {
4685 __kmp_stg_print_bool(buffer, name, __kmp_omp_cancellation);
4686 } // __kmp_stg_print_omp_cancellation
4687
4688 #if OMPT_SUPPORT
4689 static int __kmp_tool = 1;
4690
__kmp_stg_parse_omp_tool(char const * name,char const * value,void * data)4691 static void __kmp_stg_parse_omp_tool(char const *name, char const *value,
4692 void *data) {
4693 __kmp_stg_parse_bool(name, value, &__kmp_tool);
4694 } // __kmp_stg_parse_omp_tool
4695
__kmp_stg_print_omp_tool(kmp_str_buf_t * buffer,char const * name,void * data)4696 static void __kmp_stg_print_omp_tool(kmp_str_buf_t *buffer, char const *name,
4697 void *data) {
4698 if (__kmp_env_format) {
4699 KMP_STR_BUF_PRINT_BOOL_EX(name, __kmp_tool, "enabled", "disabled");
4700 } else {
4701 __kmp_str_buf_print(buffer, " %s=%s\n", name,
4702 __kmp_tool ? "enabled" : "disabled");
4703 }
4704 } // __kmp_stg_print_omp_tool
4705
4706 static char *__kmp_tool_libraries = NULL;
4707
__kmp_stg_parse_omp_tool_libraries(char const * name,char const * value,void * data)4708 static void __kmp_stg_parse_omp_tool_libraries(char const *name,
4709 char const *value, void *data) {
4710 __kmp_stg_parse_str(name, value, &__kmp_tool_libraries);
4711 } // __kmp_stg_parse_omp_tool_libraries
4712
__kmp_stg_print_omp_tool_libraries(kmp_str_buf_t * buffer,char const * name,void * data)4713 static void __kmp_stg_print_omp_tool_libraries(kmp_str_buf_t *buffer,
4714 char const *name, void *data) {
4715 if (__kmp_tool_libraries)
4716 __kmp_stg_print_str(buffer, name, __kmp_tool_libraries);
4717 else {
4718 if (__kmp_env_format) {
4719 KMP_STR_BUF_PRINT_NAME;
4720 } else {
4721 __kmp_str_buf_print(buffer, " %s", name);
4722 }
4723 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
4724 }
4725 } // __kmp_stg_print_omp_tool_libraries
4726
4727 static char *__kmp_tool_verbose_init = NULL;
4728
__kmp_stg_parse_omp_tool_verbose_init(char const * name,char const * value,void * data)4729 static void __kmp_stg_parse_omp_tool_verbose_init(char const *name,
4730 char const *value, void *data) {
4731 __kmp_stg_parse_str(name, value, &__kmp_tool_verbose_init);
4732 } // __kmp_stg_parse_omp_tool_libraries
4733
__kmp_stg_print_omp_tool_verbose_init(kmp_str_buf_t * buffer,char const * name,void * data)4734 static void __kmp_stg_print_omp_tool_verbose_init(kmp_str_buf_t *buffer,
4735 char const *name, void *data) {
4736 if (__kmp_tool_verbose_init)
4737 __kmp_stg_print_str(buffer, name, __kmp_tool_libraries);
4738 else {
4739 if (__kmp_env_format) {
4740 KMP_STR_BUF_PRINT_NAME;
4741 } else {
4742 __kmp_str_buf_print(buffer, " %s", name);
4743 }
4744 __kmp_str_buf_print(buffer, ": %s\n", KMP_I18N_STR(NotDefined));
4745 }
4746 } // __kmp_stg_print_omp_tool_verbose_init
4747
4748 #endif
4749
4750 // Table.
4751
4752 static kmp_setting_t __kmp_stg_table[] = {
4753
4754 {"KMP_ALL_THREADS", __kmp_stg_parse_device_thread_limit, NULL, NULL, 0, 0},
4755 {"KMP_BLOCKTIME", __kmp_stg_parse_blocktime, __kmp_stg_print_blocktime,
4756 NULL, 0, 0},
4757 {"KMP_USE_YIELD", __kmp_stg_parse_use_yield, __kmp_stg_print_use_yield,
4758 NULL, 0, 0},
4759 {"KMP_DUPLICATE_LIB_OK", __kmp_stg_parse_duplicate_lib_ok,
4760 __kmp_stg_print_duplicate_lib_ok, NULL, 0, 0},
4761 {"KMP_LIBRARY", __kmp_stg_parse_wait_policy, __kmp_stg_print_wait_policy,
4762 NULL, 0, 0},
4763 {"KMP_DEVICE_THREAD_LIMIT", __kmp_stg_parse_device_thread_limit,
4764 __kmp_stg_print_device_thread_limit, NULL, 0, 0},
4765 #if KMP_USE_MONITOR
4766 {"KMP_MONITOR_STACKSIZE", __kmp_stg_parse_monitor_stacksize,
4767 __kmp_stg_print_monitor_stacksize, NULL, 0, 0},
4768 #endif
4769 {"KMP_SETTINGS", __kmp_stg_parse_settings, __kmp_stg_print_settings, NULL,
4770 0, 0},
4771 {"KMP_STACKOFFSET", __kmp_stg_parse_stackoffset,
4772 __kmp_stg_print_stackoffset, NULL, 0, 0},
4773 {"KMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
4774 NULL, 0, 0},
4775 {"KMP_STACKPAD", __kmp_stg_parse_stackpad, __kmp_stg_print_stackpad, NULL,
4776 0, 0},
4777 {"KMP_VERSION", __kmp_stg_parse_version, __kmp_stg_print_version, NULL, 0,
4778 0},
4779 {"KMP_WARNINGS", __kmp_stg_parse_warnings, __kmp_stg_print_warnings, NULL,
4780 0, 0},
4781
4782 {"OMP_NESTED", __kmp_stg_parse_nested, __kmp_stg_print_nested, NULL, 0, 0},
4783 {"OMP_NUM_THREADS", __kmp_stg_parse_num_threads,
4784 __kmp_stg_print_num_threads, NULL, 0, 0},
4785 {"OMP_STACKSIZE", __kmp_stg_parse_stacksize, __kmp_stg_print_stacksize,
4786 NULL, 0, 0},
4787
4788 {"KMP_TASKING", __kmp_stg_parse_tasking, __kmp_stg_print_tasking, NULL, 0,
4789 0},
4790 {"KMP_TASK_STEALING_CONSTRAINT", __kmp_stg_parse_task_stealing,
4791 __kmp_stg_print_task_stealing, NULL, 0, 0},
4792 {"OMP_MAX_ACTIVE_LEVELS", __kmp_stg_parse_max_active_levels,
4793 __kmp_stg_print_max_active_levels, NULL, 0, 0},
4794 {"OMP_DEFAULT_DEVICE", __kmp_stg_parse_default_device,
4795 __kmp_stg_print_default_device, NULL, 0, 0},
4796 {"OMP_TARGET_OFFLOAD", __kmp_stg_parse_target_offload,
4797 __kmp_stg_print_target_offload, NULL, 0, 0},
4798 {"OMP_MAX_TASK_PRIORITY", __kmp_stg_parse_max_task_priority,
4799 __kmp_stg_print_max_task_priority, NULL, 0, 0},
4800 {"KMP_TASKLOOP_MIN_TASKS", __kmp_stg_parse_taskloop_min_tasks,
4801 __kmp_stg_print_taskloop_min_tasks, NULL, 0, 0},
4802 {"OMP_THREAD_LIMIT", __kmp_stg_parse_thread_limit,
4803 __kmp_stg_print_thread_limit, NULL, 0, 0},
4804 {"KMP_TEAMS_THREAD_LIMIT", __kmp_stg_parse_teams_thread_limit,
4805 __kmp_stg_print_teams_thread_limit, NULL, 0, 0},
4806 {"OMP_WAIT_POLICY", __kmp_stg_parse_wait_policy,
4807 __kmp_stg_print_wait_policy, NULL, 0, 0},
4808 {"KMP_DISP_NUM_BUFFERS", __kmp_stg_parse_disp_buffers,
4809 __kmp_stg_print_disp_buffers, NULL, 0, 0},
4810 #if KMP_NESTED_HOT_TEAMS
4811 {"KMP_HOT_TEAMS_MAX_LEVEL", __kmp_stg_parse_hot_teams_level,
4812 __kmp_stg_print_hot_teams_level, NULL, 0, 0},
4813 {"KMP_HOT_TEAMS_MODE", __kmp_stg_parse_hot_teams_mode,
4814 __kmp_stg_print_hot_teams_mode, NULL, 0, 0},
4815 #endif // KMP_NESTED_HOT_TEAMS
4816
4817 #if KMP_HANDLE_SIGNALS
4818 {"KMP_HANDLE_SIGNALS", __kmp_stg_parse_handle_signals,
4819 __kmp_stg_print_handle_signals, NULL, 0, 0},
4820 #endif
4821
4822 #if KMP_ARCH_X86 || KMP_ARCH_X86_64
4823 {"KMP_INHERIT_FP_CONTROL", __kmp_stg_parse_inherit_fp_control,
4824 __kmp_stg_print_inherit_fp_control, NULL, 0, 0},
4825 #endif /* KMP_ARCH_X86 || KMP_ARCH_X86_64 */
4826
4827 #ifdef KMP_GOMP_COMPAT
4828 {"GOMP_STACKSIZE", __kmp_stg_parse_stacksize, NULL, NULL, 0, 0},
4829 #endif
4830
4831 #ifdef KMP_DEBUG
4832 {"KMP_A_DEBUG", __kmp_stg_parse_a_debug, __kmp_stg_print_a_debug, NULL, 0,
4833 0},
4834 {"KMP_B_DEBUG", __kmp_stg_parse_b_debug, __kmp_stg_print_b_debug, NULL, 0,
4835 0},
4836 {"KMP_C_DEBUG", __kmp_stg_parse_c_debug, __kmp_stg_print_c_debug, NULL, 0,
4837 0},
4838 {"KMP_D_DEBUG", __kmp_stg_parse_d_debug, __kmp_stg_print_d_debug, NULL, 0,
4839 0},
4840 {"KMP_E_DEBUG", __kmp_stg_parse_e_debug, __kmp_stg_print_e_debug, NULL, 0,
4841 0},
4842 {"KMP_F_DEBUG", __kmp_stg_parse_f_debug, __kmp_stg_print_f_debug, NULL, 0,
4843 0},
4844 {"KMP_DEBUG", __kmp_stg_parse_debug, NULL, /* no print */ NULL, 0, 0},
4845 {"KMP_DEBUG_BUF", __kmp_stg_parse_debug_buf, __kmp_stg_print_debug_buf,
4846 NULL, 0, 0},
4847 {"KMP_DEBUG_BUF_ATOMIC", __kmp_stg_parse_debug_buf_atomic,
4848 __kmp_stg_print_debug_buf_atomic, NULL, 0, 0},
4849 {"KMP_DEBUG_BUF_CHARS", __kmp_stg_parse_debug_buf_chars,
4850 __kmp_stg_print_debug_buf_chars, NULL, 0, 0},
4851 {"KMP_DEBUG_BUF_LINES", __kmp_stg_parse_debug_buf_lines,
4852 __kmp_stg_print_debug_buf_lines, NULL, 0, 0},
4853 {"KMP_DIAG", __kmp_stg_parse_diag, __kmp_stg_print_diag, NULL, 0, 0},
4854
4855 {"KMP_PAR_RANGE", __kmp_stg_parse_par_range_env,
4856 __kmp_stg_print_par_range_env, NULL, 0, 0},
4857 #endif // KMP_DEBUG
4858
4859 {"KMP_ALIGN_ALLOC", __kmp_stg_parse_align_alloc,
4860 __kmp_stg_print_align_alloc, NULL, 0, 0},
4861
4862 {"KMP_PLAIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
4863 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
4864 {"KMP_PLAIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
4865 __kmp_stg_print_barrier_pattern, NULL, 0, 0},
4866 {"KMP_FORKJOIN_BARRIER", __kmp_stg_parse_barrier_branch_bit,
4867 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
4868 {"KMP_FORKJOIN_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
4869 __kmp_stg_print_barrier_pattern, NULL, 0, 0},
4870 #if KMP_FAST_REDUCTION_BARRIER
4871 {"KMP_REDUCTION_BARRIER", __kmp_stg_parse_barrier_branch_bit,
4872 __kmp_stg_print_barrier_branch_bit, NULL, 0, 0},
4873 {"KMP_REDUCTION_BARRIER_PATTERN", __kmp_stg_parse_barrier_pattern,
4874 __kmp_stg_print_barrier_pattern, NULL, 0, 0},
4875 #endif
4876
4877 {"KMP_ABORT_DELAY", __kmp_stg_parse_abort_delay,
4878 __kmp_stg_print_abort_delay, NULL, 0, 0},
4879 {"KMP_CPUINFO_FILE", __kmp_stg_parse_cpuinfo_file,
4880 __kmp_stg_print_cpuinfo_file, NULL, 0, 0},
4881 {"KMP_FORCE_REDUCTION", __kmp_stg_parse_force_reduction,
4882 __kmp_stg_print_force_reduction, NULL, 0, 0},
4883 {"KMP_DETERMINISTIC_REDUCTION", __kmp_stg_parse_force_reduction,
4884 __kmp_stg_print_force_reduction, NULL, 0, 0},
4885 {"KMP_STORAGE_MAP", __kmp_stg_parse_storage_map,
4886 __kmp_stg_print_storage_map, NULL, 0, 0},
4887 {"KMP_ALL_THREADPRIVATE", __kmp_stg_parse_all_threadprivate,
4888 __kmp_stg_print_all_threadprivate, NULL, 0, 0},
4889 {"KMP_FOREIGN_THREADS_THREADPRIVATE",
4890 __kmp_stg_parse_foreign_threads_threadprivate,
4891 __kmp_stg_print_foreign_threads_threadprivate, NULL, 0, 0},
4892
4893 #if KMP_AFFINITY_SUPPORTED
4894 {"KMP_AFFINITY", __kmp_stg_parse_affinity, __kmp_stg_print_affinity, NULL,
4895 0, 0},
4896 #ifdef KMP_GOMP_COMPAT
4897 {"GOMP_CPU_AFFINITY", __kmp_stg_parse_gomp_cpu_affinity, NULL,
4898 /* no print */ NULL, 0, 0},
4899 #endif /* KMP_GOMP_COMPAT */
4900 {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
4901 NULL, 0, 0},
4902 {"OMP_PLACES", __kmp_stg_parse_places, __kmp_stg_print_places, NULL, 0, 0},
4903 {"KMP_TOPOLOGY_METHOD", __kmp_stg_parse_topology_method,
4904 __kmp_stg_print_topology_method, NULL, 0, 0},
4905
4906 #else
4907
4908 // KMP_AFFINITY is not supported on OS X*, nor is OMP_PLACES.
4909 // OMP_PROC_BIND and proc-bind-var are supported, however.
4910 {"OMP_PROC_BIND", __kmp_stg_parse_proc_bind, __kmp_stg_print_proc_bind,
4911 NULL, 0, 0},
4912
4913 #endif // KMP_AFFINITY_SUPPORTED
4914 {"OMP_DISPLAY_AFFINITY", __kmp_stg_parse_display_affinity,
4915 __kmp_stg_print_display_affinity, NULL, 0, 0},
4916 {"OMP_AFFINITY_FORMAT", __kmp_stg_parse_affinity_format,
4917 __kmp_stg_print_affinity_format, NULL, 0, 0},
4918 {"KMP_INIT_AT_FORK", __kmp_stg_parse_init_at_fork,
4919 __kmp_stg_print_init_at_fork, NULL, 0, 0},
4920 {"KMP_SCHEDULE", __kmp_stg_parse_schedule, __kmp_stg_print_schedule, NULL,
4921 0, 0},
4922 {"OMP_SCHEDULE", __kmp_stg_parse_omp_schedule, __kmp_stg_print_omp_schedule,
4923 NULL, 0, 0},
4924 #if KMP_USE_HIER_SCHED
4925 {"KMP_DISP_HAND_THREAD", __kmp_stg_parse_kmp_hand_thread,
4926 __kmp_stg_print_kmp_hand_thread, NULL, 0, 0},
4927 #endif
4928 {"KMP_ATOMIC_MODE", __kmp_stg_parse_atomic_mode,
4929 __kmp_stg_print_atomic_mode, NULL, 0, 0},
4930 {"KMP_CONSISTENCY_CHECK", __kmp_stg_parse_consistency_check,
4931 __kmp_stg_print_consistency_check, NULL, 0, 0},
4932
4933 #if USE_ITT_BUILD && USE_ITT_NOTIFY
4934 {"KMP_ITT_PREPARE_DELAY", __kmp_stg_parse_itt_prepare_delay,
4935 __kmp_stg_print_itt_prepare_delay, NULL, 0, 0},
4936 #endif /* USE_ITT_BUILD && USE_ITT_NOTIFY */
4937 {"KMP_MALLOC_POOL_INCR", __kmp_stg_parse_malloc_pool_incr,
4938 __kmp_stg_print_malloc_pool_incr, NULL, 0, 0},
4939 {"KMP_GTID_MODE", __kmp_stg_parse_gtid_mode, __kmp_stg_print_gtid_mode,
4940 NULL, 0, 0},
4941 {"OMP_DYNAMIC", __kmp_stg_parse_omp_dynamic, __kmp_stg_print_omp_dynamic,
4942 NULL, 0, 0},
4943 {"KMP_DYNAMIC_MODE", __kmp_stg_parse_kmp_dynamic_mode,
4944 __kmp_stg_print_kmp_dynamic_mode, NULL, 0, 0},
4945
4946 #ifdef USE_LOAD_BALANCE
4947 {"KMP_LOAD_BALANCE_INTERVAL", __kmp_stg_parse_ld_balance_interval,
4948 __kmp_stg_print_ld_balance_interval, NULL, 0, 0},
4949 #endif
4950
4951 {"KMP_NUM_LOCKS_IN_BLOCK", __kmp_stg_parse_lock_block,
4952 __kmp_stg_print_lock_block, NULL, 0, 0},
4953 {"KMP_LOCK_KIND", __kmp_stg_parse_lock_kind, __kmp_stg_print_lock_kind,
4954 NULL, 0, 0},
4955 {"KMP_SPIN_BACKOFF_PARAMS", __kmp_stg_parse_spin_backoff_params,
4956 __kmp_stg_print_spin_backoff_params, NULL, 0, 0},
4957 #if KMP_USE_ADAPTIVE_LOCKS
4958 {"KMP_ADAPTIVE_LOCK_PROPS", __kmp_stg_parse_adaptive_lock_props,
4959 __kmp_stg_print_adaptive_lock_props, NULL, 0, 0},
4960 #if KMP_DEBUG_ADAPTIVE_LOCKS
4961 {"KMP_SPECULATIVE_STATSFILE", __kmp_stg_parse_speculative_statsfile,
4962 __kmp_stg_print_speculative_statsfile, NULL, 0, 0},
4963 #endif
4964 #endif // KMP_USE_ADAPTIVE_LOCKS
4965 {"KMP_PLACE_THREADS", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
4966 NULL, 0, 0},
4967 {"KMP_HW_SUBSET", __kmp_stg_parse_hw_subset, __kmp_stg_print_hw_subset,
4968 NULL, 0, 0},
4969 #if USE_ITT_BUILD
4970 {"KMP_FORKJOIN_FRAMES", __kmp_stg_parse_forkjoin_frames,
4971 __kmp_stg_print_forkjoin_frames, NULL, 0, 0},
4972 {"KMP_FORKJOIN_FRAMES_MODE", __kmp_stg_parse_forkjoin_frames_mode,
4973 __kmp_stg_print_forkjoin_frames_mode, NULL, 0, 0},
4974 #endif
4975 {"KMP_ENABLE_TASK_THROTTLING", __kmp_stg_parse_task_throttling,
4976 __kmp_stg_print_task_throttling, NULL, 0, 0},
4977
4978 {"OMP_DISPLAY_ENV", __kmp_stg_parse_omp_display_env,
4979 __kmp_stg_print_omp_display_env, NULL, 0, 0},
4980 {"OMP_CANCELLATION", __kmp_stg_parse_omp_cancellation,
4981 __kmp_stg_print_omp_cancellation, NULL, 0, 0},
4982 {"OMP_ALLOCATOR", __kmp_stg_parse_allocator, __kmp_stg_print_allocator,
4983 NULL, 0, 0},
4984
4985 #if OMPT_SUPPORT
4986 {"OMP_TOOL", __kmp_stg_parse_omp_tool, __kmp_stg_print_omp_tool, NULL, 0,
4987 0},
4988 {"OMP_TOOL_LIBRARIES", __kmp_stg_parse_omp_tool_libraries,
4989 __kmp_stg_print_omp_tool_libraries, NULL, 0, 0},
4990 {"OMP_TOOL_VERBOSE_INIT", __kmp_stg_parse_omp_tool_verbose_init,
4991 __kmp_stg_print_omp_tool_verbose_init, NULL, 0, 0},
4992 #endif
4993
4994 #if KMP_HAVE_MWAIT || KMP_HAVE_UMWAIT
4995 {"KMP_USER_LEVEL_MWAIT", __kmp_stg_parse_user_level_mwait,
4996 __kmp_stg_print_user_level_mwait, NULL, 0, 0},
4997 {"KMP_MWAIT_HINTS", __kmp_stg_parse_mwait_hints,
4998 __kmp_stg_print_mwait_hints, NULL, 0, 0},
4999 #endif
5000 {"", NULL, NULL, NULL, 0, 0}}; // settings
5001
5002 static int const __kmp_stg_count =
5003 sizeof(__kmp_stg_table) / sizeof(kmp_setting_t);
5004
__kmp_stg_find(char const * name)5005 static inline kmp_setting_t *__kmp_stg_find(char const *name) {
5006
5007 int i;
5008 if (name != NULL) {
5009 for (i = 0; i < __kmp_stg_count; ++i) {
5010 if (strcmp(__kmp_stg_table[i].name, name) == 0) {
5011 return &__kmp_stg_table[i];
5012 }
5013 }
5014 }
5015 return NULL;
5016
5017 } // __kmp_stg_find
5018
__kmp_stg_cmp(void const * _a,void const * _b)5019 static int __kmp_stg_cmp(void const *_a, void const *_b) {
5020 const kmp_setting_t *a = RCAST(const kmp_setting_t *, _a);
5021 const kmp_setting_t *b = RCAST(const kmp_setting_t *, _b);
5022
5023 // Process KMP_AFFINITY last.
5024 // It needs to come after OMP_PLACES and GOMP_CPU_AFFINITY.
5025 if (strcmp(a->name, "KMP_AFFINITY") == 0) {
5026 if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5027 return 0;
5028 }
5029 return 1;
5030 } else if (strcmp(b->name, "KMP_AFFINITY") == 0) {
5031 return -1;
5032 }
5033 return strcmp(a->name, b->name);
5034 } // __kmp_stg_cmp
5035
__kmp_stg_init(void)5036 static void __kmp_stg_init(void) {
5037
5038 static int initialized = 0;
5039
5040 if (!initialized) {
5041
5042 // Sort table.
5043 qsort(__kmp_stg_table, __kmp_stg_count - 1, sizeof(kmp_setting_t),
5044 __kmp_stg_cmp);
5045
5046 { // Initialize *_STACKSIZE data.
5047 kmp_setting_t *kmp_stacksize =
5048 __kmp_stg_find("KMP_STACKSIZE"); // 1st priority.
5049 #ifdef KMP_GOMP_COMPAT
5050 kmp_setting_t *gomp_stacksize =
5051 __kmp_stg_find("GOMP_STACKSIZE"); // 2nd priority.
5052 #endif
5053 kmp_setting_t *omp_stacksize =
5054 __kmp_stg_find("OMP_STACKSIZE"); // 3rd priority.
5055
5056 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5057 // !!! Compiler does not understand rivals is used and optimizes out
5058 // assignments
5059 // !!! rivals[ i ++ ] = ...;
5060 static kmp_setting_t *volatile rivals[4];
5061 static kmp_stg_ss_data_t kmp_data = {1, CCAST(kmp_setting_t **, rivals)};
5062 #ifdef KMP_GOMP_COMPAT
5063 static kmp_stg_ss_data_t gomp_data = {1024,
5064 CCAST(kmp_setting_t **, rivals)};
5065 #endif
5066 static kmp_stg_ss_data_t omp_data = {1024,
5067 CCAST(kmp_setting_t **, rivals)};
5068 int i = 0;
5069
5070 rivals[i++] = kmp_stacksize;
5071 #ifdef KMP_GOMP_COMPAT
5072 if (gomp_stacksize != NULL) {
5073 rivals[i++] = gomp_stacksize;
5074 }
5075 #endif
5076 rivals[i++] = omp_stacksize;
5077 rivals[i++] = NULL;
5078
5079 kmp_stacksize->data = &kmp_data;
5080 #ifdef KMP_GOMP_COMPAT
5081 if (gomp_stacksize != NULL) {
5082 gomp_stacksize->data = &gomp_data;
5083 }
5084 #endif
5085 omp_stacksize->data = &omp_data;
5086 }
5087
5088 { // Initialize KMP_LIBRARY and OMP_WAIT_POLICY data.
5089 kmp_setting_t *kmp_library =
5090 __kmp_stg_find("KMP_LIBRARY"); // 1st priority.
5091 kmp_setting_t *omp_wait_policy =
5092 __kmp_stg_find("OMP_WAIT_POLICY"); // 2nd priority.
5093
5094 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5095 static kmp_setting_t *volatile rivals[3];
5096 static kmp_stg_wp_data_t kmp_data = {0, CCAST(kmp_setting_t **, rivals)};
5097 static kmp_stg_wp_data_t omp_data = {1, CCAST(kmp_setting_t **, rivals)};
5098 int i = 0;
5099
5100 rivals[i++] = kmp_library;
5101 if (omp_wait_policy != NULL) {
5102 rivals[i++] = omp_wait_policy;
5103 }
5104 rivals[i++] = NULL;
5105
5106 kmp_library->data = &kmp_data;
5107 if (omp_wait_policy != NULL) {
5108 omp_wait_policy->data = &omp_data;
5109 }
5110 }
5111
5112 { // Initialize KMP_DEVICE_THREAD_LIMIT and KMP_ALL_THREADS
5113 kmp_setting_t *kmp_device_thread_limit =
5114 __kmp_stg_find("KMP_DEVICE_THREAD_LIMIT"); // 1st priority.
5115 kmp_setting_t *kmp_all_threads =
5116 __kmp_stg_find("KMP_ALL_THREADS"); // 2nd priority.
5117
5118 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5119 static kmp_setting_t *volatile rivals[3];
5120 int i = 0;
5121
5122 rivals[i++] = kmp_device_thread_limit;
5123 rivals[i++] = kmp_all_threads;
5124 rivals[i++] = NULL;
5125
5126 kmp_device_thread_limit->data = CCAST(kmp_setting_t **, rivals);
5127 kmp_all_threads->data = CCAST(kmp_setting_t **, rivals);
5128 }
5129
5130 { // Initialize KMP_HW_SUBSET and KMP_PLACE_THREADS
5131 // 1st priority
5132 kmp_setting_t *kmp_hw_subset = __kmp_stg_find("KMP_HW_SUBSET");
5133 // 2nd priority
5134 kmp_setting_t *kmp_place_threads = __kmp_stg_find("KMP_PLACE_THREADS");
5135
5136 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5137 static kmp_setting_t *volatile rivals[3];
5138 int i = 0;
5139
5140 rivals[i++] = kmp_hw_subset;
5141 rivals[i++] = kmp_place_threads;
5142 rivals[i++] = NULL;
5143
5144 kmp_hw_subset->data = CCAST(kmp_setting_t **, rivals);
5145 kmp_place_threads->data = CCAST(kmp_setting_t **, rivals);
5146 }
5147
5148 #if KMP_AFFINITY_SUPPORTED
5149 { // Initialize KMP_AFFINITY, GOMP_CPU_AFFINITY, and OMP_PROC_BIND data.
5150 kmp_setting_t *kmp_affinity =
5151 __kmp_stg_find("KMP_AFFINITY"); // 1st priority.
5152 KMP_DEBUG_ASSERT(kmp_affinity != NULL);
5153
5154 #ifdef KMP_GOMP_COMPAT
5155 kmp_setting_t *gomp_cpu_affinity =
5156 __kmp_stg_find("GOMP_CPU_AFFINITY"); // 2nd priority.
5157 KMP_DEBUG_ASSERT(gomp_cpu_affinity != NULL);
5158 #endif
5159
5160 kmp_setting_t *omp_proc_bind =
5161 __kmp_stg_find("OMP_PROC_BIND"); // 3rd priority.
5162 KMP_DEBUG_ASSERT(omp_proc_bind != NULL);
5163
5164 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5165 static kmp_setting_t *volatile rivals[4];
5166 int i = 0;
5167
5168 rivals[i++] = kmp_affinity;
5169
5170 #ifdef KMP_GOMP_COMPAT
5171 rivals[i++] = gomp_cpu_affinity;
5172 gomp_cpu_affinity->data = CCAST(kmp_setting_t **, rivals);
5173 #endif
5174
5175 rivals[i++] = omp_proc_bind;
5176 omp_proc_bind->data = CCAST(kmp_setting_t **, rivals);
5177 rivals[i++] = NULL;
5178
5179 static kmp_setting_t *volatile places_rivals[4];
5180 i = 0;
5181
5182 kmp_setting_t *omp_places = __kmp_stg_find("OMP_PLACES"); // 3rd priority.
5183 KMP_DEBUG_ASSERT(omp_places != NULL);
5184
5185 places_rivals[i++] = kmp_affinity;
5186 #ifdef KMP_GOMP_COMPAT
5187 places_rivals[i++] = gomp_cpu_affinity;
5188 #endif
5189 places_rivals[i++] = omp_places;
5190 omp_places->data = CCAST(kmp_setting_t **, places_rivals);
5191 places_rivals[i++] = NULL;
5192 }
5193 #else
5194 // KMP_AFFINITY not supported, so OMP_PROC_BIND has no rivals.
5195 // OMP_PLACES not supported yet.
5196 #endif // KMP_AFFINITY_SUPPORTED
5197
5198 { // Initialize KMP_DETERMINISTIC_REDUCTION and KMP_FORCE_REDUCTION data.
5199 kmp_setting_t *kmp_force_red =
5200 __kmp_stg_find("KMP_FORCE_REDUCTION"); // 1st priority.
5201 kmp_setting_t *kmp_determ_red =
5202 __kmp_stg_find("KMP_DETERMINISTIC_REDUCTION"); // 2nd priority.
5203
5204 // !!! volatile keyword is Intel(R) C Compiler bug CQ49908 workaround.
5205 static kmp_setting_t *volatile rivals[3];
5206 static kmp_stg_fr_data_t force_data = {1,
5207 CCAST(kmp_setting_t **, rivals)};
5208 static kmp_stg_fr_data_t determ_data = {0,
5209 CCAST(kmp_setting_t **, rivals)};
5210 int i = 0;
5211
5212 rivals[i++] = kmp_force_red;
5213 if (kmp_determ_red != NULL) {
5214 rivals[i++] = kmp_determ_red;
5215 }
5216 rivals[i++] = NULL;
5217
5218 kmp_force_red->data = &force_data;
5219 if (kmp_determ_red != NULL) {
5220 kmp_determ_red->data = &determ_data;
5221 }
5222 }
5223
5224 initialized = 1;
5225 }
5226
5227 // Reset flags.
5228 int i;
5229 for (i = 0; i < __kmp_stg_count; ++i) {
5230 __kmp_stg_table[i].set = 0;
5231 }
5232
5233 } // __kmp_stg_init
5234
__kmp_stg_parse(char const * name,char const * value)5235 static void __kmp_stg_parse(char const *name, char const *value) {
5236 // On Windows* OS there are some nameless variables like "C:=C:\" (yeah,
5237 // really nameless, they are presented in environment block as
5238 // "=C:=C\\\x00=D:=D:\\\x00...", so let us skip them.
5239 if (name[0] == 0) {
5240 return;
5241 }
5242
5243 if (value != NULL) {
5244 kmp_setting_t *setting = __kmp_stg_find(name);
5245 if (setting != NULL) {
5246 setting->parse(name, value, setting->data);
5247 setting->defined = 1;
5248 }
5249 }
5250
5251 } // __kmp_stg_parse
5252
__kmp_stg_check_rivals(char const * name,char const * value,kmp_setting_t ** rivals)5253 static int __kmp_stg_check_rivals( // 0 -- Ok, 1 -- errors found.
5254 char const *name, // Name of variable.
5255 char const *value, // Value of the variable.
5256 kmp_setting_t **rivals // List of rival settings (must include current one).
5257 ) {
5258
5259 if (rivals == NULL) {
5260 return 0;
5261 }
5262
5263 // Loop thru higher priority settings (listed before current).
5264 int i = 0;
5265 for (; strcmp(rivals[i]->name, name) != 0; i++) {
5266 KMP_DEBUG_ASSERT(rivals[i] != NULL);
5267
5268 #if KMP_AFFINITY_SUPPORTED
5269 if (rivals[i] == __kmp_affinity_notype) {
5270 // If KMP_AFFINITY is specified without a type name,
5271 // it does not rival OMP_PROC_BIND or GOMP_CPU_AFFINITY.
5272 continue;
5273 }
5274 #endif
5275
5276 if (rivals[i]->set) {
5277 KMP_WARNING(StgIgnored, name, rivals[i]->name);
5278 return 1;
5279 }
5280 }
5281
5282 ++i; // Skip current setting.
5283 return 0;
5284
5285 } // __kmp_stg_check_rivals
5286
__kmp_env_toPrint(char const * name,int flag)5287 static int __kmp_env_toPrint(char const *name, int flag) {
5288 int rc = 0;
5289 kmp_setting_t *setting = __kmp_stg_find(name);
5290 if (setting != NULL) {
5291 rc = setting->defined;
5292 if (flag >= 0) {
5293 setting->defined = flag;
5294 }
5295 }
5296 return rc;
5297 }
5298
__kmp_aux_env_initialize(kmp_env_blk_t * block)5299 static void __kmp_aux_env_initialize(kmp_env_blk_t *block) {
5300
5301 char const *value;
5302
5303 /* OMP_NUM_THREADS */
5304 value = __kmp_env_blk_var(block, "OMP_NUM_THREADS");
5305 if (value) {
5306 ompc_set_num_threads(__kmp_dflt_team_nth);
5307 }
5308
5309 /* KMP_BLOCKTIME */
5310 value = __kmp_env_blk_var(block, "KMP_BLOCKTIME");
5311 if (value) {
5312 kmpc_set_blocktime(__kmp_dflt_blocktime);
5313 }
5314
5315 /* OMP_NESTED */
5316 value = __kmp_env_blk_var(block, "OMP_NESTED");
5317 if (value) {
5318 ompc_set_nested(__kmp_dflt_max_active_levels > 1);
5319 }
5320
5321 /* OMP_DYNAMIC */
5322 value = __kmp_env_blk_var(block, "OMP_DYNAMIC");
5323 if (value) {
5324 ompc_set_dynamic(__kmp_global.g.g_dynamic);
5325 }
5326 }
5327
__kmp_env_initialize(char const * string)5328 void __kmp_env_initialize(char const *string) {
5329
5330 kmp_env_blk_t block;
5331 int i;
5332
5333 __kmp_stg_init();
5334
5335 // Hack!!!
5336 if (string == NULL) {
5337 // __kmp_max_nth = __kmp_sys_max_nth;
5338 __kmp_threads_capacity =
5339 __kmp_initial_threads_capacity(__kmp_dflt_team_nth_ub);
5340 }
5341 __kmp_env_blk_init(&block, string);
5342
5343 // update the set flag on all entries that have an env var
5344 for (i = 0; i < block.count; ++i) {
5345 if ((block.vars[i].name == NULL) || (*block.vars[i].name == '\0')) {
5346 continue;
5347 }
5348 if (block.vars[i].value == NULL) {
5349 continue;
5350 }
5351 kmp_setting_t *setting = __kmp_stg_find(block.vars[i].name);
5352 if (setting != NULL) {
5353 setting->set = 1;
5354 }
5355 }
5356
5357 // We need to know if blocktime was set when processing OMP_WAIT_POLICY
5358 blocktime_str = __kmp_env_blk_var(&block, "KMP_BLOCKTIME");
5359
5360 // Special case. If we parse environment, not a string, process KMP_WARNINGS
5361 // first.
5362 if (string == NULL) {
5363 char const *name = "KMP_WARNINGS";
5364 char const *value = __kmp_env_blk_var(&block, name);
5365 __kmp_stg_parse(name, value);
5366 }
5367
5368 #if KMP_AFFINITY_SUPPORTED
5369 // Special case. KMP_AFFINITY is not a rival to other affinity env vars
5370 // if no affinity type is specified. We want to allow
5371 // KMP_AFFINITY=[no],verbose/[no]warnings/etc. to be enabled when
5372 // specifying the affinity type via GOMP_CPU_AFFINITY or the OMP 4.0
5373 // affinity mechanism.
5374 __kmp_affinity_notype = NULL;
5375 char const *aff_str = __kmp_env_blk_var(&block, "KMP_AFFINITY");
5376 if (aff_str != NULL) {
5377 // Check if the KMP_AFFINITY type is specified in the string.
5378 // We just search the string for "compact", "scatter", etc.
5379 // without really parsing the string. The syntax of the
5380 // KMP_AFFINITY env var is such that none of the affinity
5381 // type names can appear anywhere other that the type
5382 // specifier, even as substrings.
5383 //
5384 // I can't find a case-insensitive version of strstr on Windows* OS.
5385 // Use the case-sensitive version for now.
5386
5387 #if KMP_OS_WINDOWS
5388 #define FIND strstr
5389 #else
5390 #define FIND strcasestr
5391 #endif
5392
5393 if ((FIND(aff_str, "none") == NULL) &&
5394 (FIND(aff_str, "physical") == NULL) &&
5395 (FIND(aff_str, "logical") == NULL) &&
5396 (FIND(aff_str, "compact") == NULL) &&
5397 (FIND(aff_str, "scatter") == NULL) &&
5398 (FIND(aff_str, "explicit") == NULL) &&
5399 (FIND(aff_str, "balanced") == NULL) &&
5400 (FIND(aff_str, "disabled") == NULL)) {
5401 __kmp_affinity_notype = __kmp_stg_find("KMP_AFFINITY");
5402 } else {
5403 // A new affinity type is specified.
5404 // Reset the affinity flags to their default values,
5405 // in case this is called from kmp_set_defaults().
5406 __kmp_affinity_type = affinity_default;
5407 __kmp_affinity_gran = affinity_gran_default;
5408 __kmp_affinity_top_method = affinity_top_method_default;
5409 __kmp_affinity_respect_mask = affinity_respect_mask_default;
5410 }
5411 #undef FIND
5412
5413 // Also reset the affinity flags if OMP_PROC_BIND is specified.
5414 aff_str = __kmp_env_blk_var(&block, "OMP_PROC_BIND");
5415 if (aff_str != NULL) {
5416 __kmp_affinity_type = affinity_default;
5417 __kmp_affinity_gran = affinity_gran_default;
5418 __kmp_affinity_top_method = affinity_top_method_default;
5419 __kmp_affinity_respect_mask = affinity_respect_mask_default;
5420 }
5421 }
5422
5423 #endif /* KMP_AFFINITY_SUPPORTED */
5424
5425 // Set up the nested proc bind type vector.
5426 if (__kmp_nested_proc_bind.bind_types == NULL) {
5427 __kmp_nested_proc_bind.bind_types =
5428 (kmp_proc_bind_t *)KMP_INTERNAL_MALLOC(sizeof(kmp_proc_bind_t));
5429 if (__kmp_nested_proc_bind.bind_types == NULL) {
5430 KMP_FATAL(MemoryAllocFailed);
5431 }
5432 __kmp_nested_proc_bind.size = 1;
5433 __kmp_nested_proc_bind.used = 1;
5434 #if KMP_AFFINITY_SUPPORTED
5435 __kmp_nested_proc_bind.bind_types[0] = proc_bind_default;
5436 #else
5437 // default proc bind is false if affinity not supported
5438 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5439 #endif
5440 }
5441
5442 // Set up the affinity format ICV
5443 // Grab the default affinity format string from the message catalog
5444 kmp_msg_t m =
5445 __kmp_msg_format(kmp_i18n_msg_AffFormatDefault, "%P", "%i", "%n", "%A");
5446 KMP_DEBUG_ASSERT(KMP_STRLEN(m.str) < KMP_AFFINITY_FORMAT_SIZE);
5447
5448 if (__kmp_affinity_format == NULL) {
5449 __kmp_affinity_format =
5450 (char *)KMP_INTERNAL_MALLOC(sizeof(char) * KMP_AFFINITY_FORMAT_SIZE);
5451 }
5452 KMP_STRCPY_S(__kmp_affinity_format, KMP_AFFINITY_FORMAT_SIZE, m.str);
5453 __kmp_str_free(&m.str);
5454
5455 // Now process all of the settings.
5456 for (i = 0; i < block.count; ++i) {
5457 __kmp_stg_parse(block.vars[i].name, block.vars[i].value);
5458 }
5459
5460 // If user locks have been allocated yet, don't reset the lock vptr table.
5461 if (!__kmp_init_user_locks) {
5462 if (__kmp_user_lock_kind == lk_default) {
5463 __kmp_user_lock_kind = lk_queuing;
5464 }
5465 #if KMP_USE_DYNAMIC_LOCK
5466 __kmp_init_dynamic_user_locks();
5467 #else
5468 __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
5469 #endif
5470 } else {
5471 KMP_DEBUG_ASSERT(string != NULL); // kmp_set_defaults() was called
5472 KMP_DEBUG_ASSERT(__kmp_user_lock_kind != lk_default);
5473 // Binds lock functions again to follow the transition between different
5474 // KMP_CONSISTENCY_CHECK values. Calling this again is harmless as long
5475 // as we do not allow lock kind changes after making a call to any
5476 // user lock functions (true).
5477 #if KMP_USE_DYNAMIC_LOCK
5478 __kmp_init_dynamic_user_locks();
5479 #else
5480 __kmp_set_user_lock_vptrs(__kmp_user_lock_kind);
5481 #endif
5482 }
5483
5484 #if KMP_AFFINITY_SUPPORTED
5485
5486 if (!TCR_4(__kmp_init_middle)) {
5487 #if KMP_USE_HWLOC
5488 // Force using hwloc when either tiles or numa nodes requested within
5489 // KMP_HW_SUBSET and no other topology method is requested
5490 if ((__kmp_hws_node.num > 0 || __kmp_hws_tile.num > 0 ||
5491 __kmp_affinity_gran == affinity_gran_tile) &&
5492 (__kmp_affinity_top_method == affinity_top_method_default)) {
5493 __kmp_affinity_top_method = affinity_top_method_hwloc;
5494 }
5495 #endif
5496 // Determine if the machine/OS is actually capable of supporting
5497 // affinity.
5498 const char *var = "KMP_AFFINITY";
5499 KMPAffinity::pick_api();
5500 #if KMP_USE_HWLOC
5501 // If Hwloc topology discovery was requested but affinity was also disabled,
5502 // then tell user that Hwloc request is being ignored and use default
5503 // topology discovery method.
5504 if (__kmp_affinity_top_method == affinity_top_method_hwloc &&
5505 __kmp_affinity_dispatch->get_api_type() != KMPAffinity::HWLOC) {
5506 KMP_WARNING(AffIgnoringHwloc, var);
5507 __kmp_affinity_top_method = affinity_top_method_all;
5508 }
5509 #endif
5510 if (__kmp_affinity_type == affinity_disabled) {
5511 KMP_AFFINITY_DISABLE();
5512 } else if (!KMP_AFFINITY_CAPABLE()) {
5513 __kmp_affinity_dispatch->determine_capable(var);
5514 if (!KMP_AFFINITY_CAPABLE()) {
5515 if (__kmp_affinity_verbose ||
5516 (__kmp_affinity_warnings &&
5517 (__kmp_affinity_type != affinity_default) &&
5518 (__kmp_affinity_type != affinity_none) &&
5519 (__kmp_affinity_type != affinity_disabled))) {
5520 KMP_WARNING(AffNotSupported, var);
5521 }
5522 __kmp_affinity_type = affinity_disabled;
5523 __kmp_affinity_respect_mask = 0;
5524 __kmp_affinity_gran = affinity_gran_fine;
5525 }
5526 }
5527
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
5535 if (KMP_AFFINITY_CAPABLE()) {
5536
5537 #if KMP_GROUP_AFFINITY
5538 // This checks to see if the initial affinity mask is equal
5539 // to a single windows processor group. If it is, then we do
5540 // not respect the initial affinity mask and instead, use the
5541 // entire machine.
5542 bool exactly_one_group = false;
5543 if (__kmp_num_proc_groups > 1) {
5544 int group;
5545 bool within_one_group;
5546 // Get the initial affinity mask and determine if it is
5547 // contained within a single group.
5548 kmp_affin_mask_t *init_mask;
5549 KMP_CPU_ALLOC(init_mask);
5550 __kmp_get_system_affinity(init_mask, TRUE);
5551 group = __kmp_get_proc_group(init_mask);
5552 within_one_group = (group >= 0);
5553 // If the initial affinity is within a single group,
5554 // then determine if it is equal to that single group.
5555 if (within_one_group) {
5556 DWORD num_bits_in_group = __kmp_GetActiveProcessorCount(group);
5557 DWORD num_bits_in_mask = 0;
5558 for (int bit = init_mask->begin(); bit != init_mask->end();
5559 bit = init_mask->next(bit))
5560 num_bits_in_mask++;
5561 exactly_one_group = (num_bits_in_group == num_bits_in_mask);
5562 }
5563 KMP_CPU_FREE(init_mask);
5564 }
5565
5566 // Handle the Win 64 group affinity stuff if there are multiple
5567 // processor groups, or if the user requested it, and OMP 4.0
5568 // affinity is not in effect.
5569 if (((__kmp_num_proc_groups > 1) &&
5570 (__kmp_affinity_type == affinity_default) &&
5571 (__kmp_nested_proc_bind.bind_types[0] == proc_bind_default)) ||
5572 (__kmp_affinity_top_method == affinity_top_method_group)) {
5573 if (__kmp_affinity_respect_mask == affinity_respect_mask_default &&
5574 exactly_one_group) {
5575 __kmp_affinity_respect_mask = FALSE;
5576 }
5577 if (__kmp_affinity_type == affinity_default) {
5578 __kmp_affinity_type = affinity_compact;
5579 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
5580 }
5581 if (__kmp_affinity_top_method == affinity_top_method_default) {
5582 if (__kmp_affinity_gran == affinity_gran_default) {
5583 __kmp_affinity_top_method = affinity_top_method_group;
5584 __kmp_affinity_gran = affinity_gran_group;
5585 } else if (__kmp_affinity_gran == affinity_gran_group) {
5586 __kmp_affinity_top_method = affinity_top_method_group;
5587 } else {
5588 __kmp_affinity_top_method = affinity_top_method_all;
5589 }
5590 } else if (__kmp_affinity_top_method == affinity_top_method_group) {
5591 if (__kmp_affinity_gran == affinity_gran_default) {
5592 __kmp_affinity_gran = affinity_gran_group;
5593 } else if ((__kmp_affinity_gran != affinity_gran_group) &&
5594 (__kmp_affinity_gran != affinity_gran_fine) &&
5595 (__kmp_affinity_gran != affinity_gran_thread)) {
5596 const char *str = NULL;
5597 switch (__kmp_affinity_gran) {
5598 case affinity_gran_core:
5599 str = "core";
5600 break;
5601 case affinity_gran_package:
5602 str = "package";
5603 break;
5604 case affinity_gran_node:
5605 str = "node";
5606 break;
5607 case affinity_gran_tile:
5608 str = "tile";
5609 break;
5610 default:
5611 KMP_DEBUG_ASSERT(0);
5612 }
5613 KMP_WARNING(AffGranTopGroup, var, str);
5614 __kmp_affinity_gran = affinity_gran_fine;
5615 }
5616 } else {
5617 if (__kmp_affinity_gran == affinity_gran_default) {
5618 __kmp_affinity_gran = affinity_gran_core;
5619 } else if (__kmp_affinity_gran == affinity_gran_group) {
5620 const char *str = NULL;
5621 switch (__kmp_affinity_type) {
5622 case affinity_physical:
5623 str = "physical";
5624 break;
5625 case affinity_logical:
5626 str = "logical";
5627 break;
5628 case affinity_compact:
5629 str = "compact";
5630 break;
5631 case affinity_scatter:
5632 str = "scatter";
5633 break;
5634 case affinity_explicit:
5635 str = "explicit";
5636 break;
5637 // No MIC on windows, so no affinity_balanced case
5638 default:
5639 KMP_DEBUG_ASSERT(0);
5640 }
5641 KMP_WARNING(AffGranGroupType, var, str);
5642 __kmp_affinity_gran = affinity_gran_core;
5643 }
5644 }
5645 } else
5646
5647 #endif /* KMP_GROUP_AFFINITY */
5648
5649 {
5650 if (__kmp_affinity_respect_mask == affinity_respect_mask_default) {
5651 #if KMP_GROUP_AFFINITY
5652 if (__kmp_num_proc_groups > 1 && exactly_one_group) {
5653 __kmp_affinity_respect_mask = FALSE;
5654 } else
5655 #endif /* KMP_GROUP_AFFINITY */
5656 {
5657 __kmp_affinity_respect_mask = TRUE;
5658 }
5659 }
5660 if ((__kmp_nested_proc_bind.bind_types[0] != proc_bind_intel) &&
5661 (__kmp_nested_proc_bind.bind_types[0] != proc_bind_default)) {
5662 if (__kmp_affinity_type == affinity_default) {
5663 __kmp_affinity_type = affinity_compact;
5664 __kmp_affinity_dups = FALSE;
5665 }
5666 } else if (__kmp_affinity_type == affinity_default) {
5667 #if KMP_MIC_SUPPORTED
5668 if (__kmp_mic_type != non_mic) {
5669 __kmp_nested_proc_bind.bind_types[0] = proc_bind_intel;
5670 } else
5671 #endif
5672 {
5673 __kmp_nested_proc_bind.bind_types[0] = proc_bind_false;
5674 }
5675 #if KMP_MIC_SUPPORTED
5676 if (__kmp_mic_type != non_mic) {
5677 __kmp_affinity_type = affinity_scatter;
5678 } else
5679 #endif
5680 {
5681 __kmp_affinity_type = affinity_none;
5682 }
5683 }
5684 if ((__kmp_affinity_gran == affinity_gran_default) &&
5685 (__kmp_affinity_gran_levels < 0)) {
5686 #if KMP_MIC_SUPPORTED
5687 if (__kmp_mic_type != non_mic) {
5688 __kmp_affinity_gran = affinity_gran_fine;
5689 } else
5690 #endif
5691 {
5692 __kmp_affinity_gran = affinity_gran_core;
5693 }
5694 }
5695 if (__kmp_affinity_top_method == affinity_top_method_default) {
5696 __kmp_affinity_top_method = affinity_top_method_all;
5697 }
5698 }
5699 }
5700
5701 K_DIAG(1, ("__kmp_affinity_type == %d\n", __kmp_affinity_type));
5702 K_DIAG(1, ("__kmp_affinity_compact == %d\n", __kmp_affinity_compact));
5703 K_DIAG(1, ("__kmp_affinity_offset == %d\n", __kmp_affinity_offset));
5704 K_DIAG(1, ("__kmp_affinity_verbose == %d\n", __kmp_affinity_verbose));
5705 K_DIAG(1, ("__kmp_affinity_warnings == %d\n", __kmp_affinity_warnings));
5706 K_DIAG(1, ("__kmp_affinity_respect_mask == %d\n",
5707 __kmp_affinity_respect_mask));
5708 K_DIAG(1, ("__kmp_affinity_gran == %d\n", __kmp_affinity_gran));
5709
5710 KMP_DEBUG_ASSERT(__kmp_affinity_type != affinity_default);
5711 KMP_DEBUG_ASSERT(__kmp_nested_proc_bind.bind_types[0] != proc_bind_default);
5712 K_DIAG(1, ("__kmp_nested_proc_bind.bind_types[0] == %d\n",
5713 __kmp_nested_proc_bind.bind_types[0]));
5714 }
5715
5716 #endif /* KMP_AFFINITY_SUPPORTED */
5717
5718 if (__kmp_version) {
5719 __kmp_print_version_1();
5720 }
5721
5722 // Post-initialization step: some env. vars need their value's further
5723 // processing
5724 if (string != NULL) { // kmp_set_defaults() was called
5725 __kmp_aux_env_initialize(&block);
5726 }
5727
5728 __kmp_env_blk_free(&block);
5729
5730 KMP_MB();
5731
5732 } // __kmp_env_initialize
5733
__kmp_env_print()5734 void __kmp_env_print() {
5735
5736 kmp_env_blk_t block;
5737 int i;
5738 kmp_str_buf_t buffer;
5739
5740 __kmp_stg_init();
5741 __kmp_str_buf_init(&buffer);
5742
5743 __kmp_env_blk_init(&block, NULL);
5744 __kmp_env_blk_sort(&block);
5745
5746 // Print real environment values.
5747 __kmp_str_buf_print(&buffer, "\n%s\n\n", KMP_I18N_STR(UserSettings));
5748 for (i = 0; i < block.count; ++i) {
5749 char const *name = block.vars[i].name;
5750 char const *value = block.vars[i].value;
5751 if ((KMP_STRLEN(name) > 4 && strncmp(name, "KMP_", 4) == 0) ||
5752 strncmp(name, "OMP_", 4) == 0
5753 #ifdef KMP_GOMP_COMPAT
5754 || strncmp(name, "GOMP_", 5) == 0
5755 #endif // KMP_GOMP_COMPAT
5756 ) {
5757 __kmp_str_buf_print(&buffer, " %s=%s\n", name, value);
5758 }
5759 }
5760 __kmp_str_buf_print(&buffer, "\n");
5761
5762 // Print internal (effective) settings.
5763 __kmp_str_buf_print(&buffer, "%s\n\n", KMP_I18N_STR(EffectiveSettings));
5764 for (int i = 0; i < __kmp_stg_count; ++i) {
5765 if (__kmp_stg_table[i].print != NULL) {
5766 __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
5767 __kmp_stg_table[i].data);
5768 }
5769 }
5770
5771 __kmp_printf("%s", buffer.str);
5772
5773 __kmp_env_blk_free(&block);
5774 __kmp_str_buf_free(&buffer);
5775
5776 __kmp_printf("\n");
5777
5778 } // __kmp_env_print
5779
__kmp_env_print_2()5780 void __kmp_env_print_2() {
5781 __kmp_display_env_impl(__kmp_display_env, __kmp_display_env_verbose);
5782 } // __kmp_env_print_2
5783
5784
__kmp_display_env_impl(int display_env,int display_env_verbose)5785 void __kmp_display_env_impl(int display_env, int display_env_verbose) {
5786 kmp_env_blk_t block;
5787 kmp_str_buf_t buffer;
5788
5789 __kmp_env_format = 1;
5790
5791 __kmp_stg_init();
5792 __kmp_str_buf_init(&buffer);
5793
5794 __kmp_env_blk_init(&block, NULL);
5795 __kmp_env_blk_sort(&block);
5796
5797 __kmp_str_buf_print(&buffer, "\n%s\n", KMP_I18N_STR(DisplayEnvBegin));
5798 __kmp_str_buf_print(&buffer, " _OPENMP='%d'\n", __kmp_openmp_version);
5799
5800 for (int i = 0; i < __kmp_stg_count; ++i) {
5801 if (__kmp_stg_table[i].print != NULL &&
5802 ((display_env &&
5803 strncmp(__kmp_stg_table[i].name, "OMP_", 4) == 0) ||
5804 display_env_verbose)) {
5805 __kmp_stg_table[i].print(&buffer, __kmp_stg_table[i].name,
5806 __kmp_stg_table[i].data);
5807 }
5808 }
5809
5810 __kmp_str_buf_print(&buffer, "%s\n", KMP_I18N_STR(DisplayEnvEnd));
5811 __kmp_str_buf_print(&buffer, "\n");
5812
5813 __kmp_printf("%s", buffer.str);
5814
5815 __kmp_env_blk_free(&block);
5816 __kmp_str_buf_free(&buffer);
5817
5818 __kmp_printf("\n");
5819 }
5820
5821 // end of file
5822