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Tom Rinibd391732017-09-23 12:52:44 -04001/*
2 * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005.
3 *
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation; either version 2 of the
8 * License, or (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
18 * USA
19 */
20
21#include "dtc.h"
22
23/*
24 * Tree building functions
25 */
26
27void add_label(struct label **labels, char *label)
28{
29 struct label *new;
30
31 /* Make sure the label isn't already there */
32 for_each_label_withdel(*labels, new)
33 if (streq(new->label, label)) {
34 new->deleted = 0;
35 return;
36 }
37
38 new = xmalloc(sizeof(*new));
39 memset(new, 0, sizeof(*new));
40 new->label = label;
41 new->next = *labels;
42 *labels = new;
43}
44
45void delete_labels(struct label **labels)
46{
47 struct label *label;
48
49 for_each_label(*labels, label)
50 label->deleted = 1;
51}
52
53struct property *build_property(char *name, struct data val)
54{
55 struct property *new = xmalloc(sizeof(*new));
56
57 memset(new, 0, sizeof(*new));
58
59 new->name = name;
60 new->val = val;
61
62 return new;
63}
64
65struct property *build_property_delete(char *name)
66{
67 struct property *new = xmalloc(sizeof(*new));
68
69 memset(new, 0, sizeof(*new));
70
71 new->name = name;
72 new->deleted = 1;
73
74 return new;
75}
76
77struct property *chain_property(struct property *first, struct property *list)
78{
79 assert(first->next == NULL);
80
81 first->next = list;
82 return first;
83}
84
85struct property *reverse_properties(struct property *first)
86{
87 struct property *p = first;
88 struct property *head = NULL;
89 struct property *next;
90
91 while (p) {
92 next = p->next;
93 p->next = head;
94 head = p;
95 p = next;
96 }
97 return head;
98}
99
100struct node *build_node(struct property *proplist, struct node *children)
101{
102 struct node *new = xmalloc(sizeof(*new));
103 struct node *child;
104
105 memset(new, 0, sizeof(*new));
106
107 new->proplist = reverse_properties(proplist);
108 new->children = children;
109
110 for_each_child(new, child) {
111 child->parent = new;
112 }
113
114 return new;
115}
116
117struct node *build_node_delete(void)
118{
119 struct node *new = xmalloc(sizeof(*new));
120
121 memset(new, 0, sizeof(*new));
122
123 new->deleted = 1;
124
125 return new;
126}
127
128struct node *name_node(struct node *node, char *name)
129{
130 assert(node->name == NULL);
131
132 node->name = name;
133
134 return node;
135}
136
137struct node *merge_nodes(struct node *old_node, struct node *new_node)
138{
139 struct property *new_prop, *old_prop;
140 struct node *new_child, *old_child;
141 struct label *l;
142
143 old_node->deleted = 0;
144
145 /* Add new node labels to old node */
146 for_each_label_withdel(new_node->labels, l)
147 add_label(&old_node->labels, l->label);
148
149 /* Move properties from the new node to the old node. If there
150 * is a collision, replace the old value with the new */
151 while (new_node->proplist) {
152 /* Pop the property off the list */
153 new_prop = new_node->proplist;
154 new_node->proplist = new_prop->next;
155 new_prop->next = NULL;
156
157 if (new_prop->deleted) {
158 delete_property_by_name(old_node, new_prop->name);
159 free(new_prop);
160 continue;
161 }
162
163 /* Look for a collision, set new value if there is */
164 for_each_property_withdel(old_node, old_prop) {
165 if (streq(old_prop->name, new_prop->name)) {
166 /* Add new labels to old property */
167 for_each_label_withdel(new_prop->labels, l)
168 add_label(&old_prop->labels, l->label);
169
170 old_prop->val = new_prop->val;
171 old_prop->deleted = 0;
172 free(new_prop);
173 new_prop = NULL;
174 break;
175 }
176 }
177
178 /* if no collision occurred, add property to the old node. */
179 if (new_prop)
180 add_property(old_node, new_prop);
181 }
182
183 /* Move the override child nodes into the primary node. If
184 * there is a collision, then merge the nodes. */
185 while (new_node->children) {
186 /* Pop the child node off the list */
187 new_child = new_node->children;
188 new_node->children = new_child->next_sibling;
189 new_child->parent = NULL;
190 new_child->next_sibling = NULL;
191
192 if (new_child->deleted) {
193 delete_node_by_name(old_node, new_child->name);
194 free(new_child);
195 continue;
196 }
197
198 /* Search for a collision. Merge if there is */
199 for_each_child_withdel(old_node, old_child) {
200 if (streq(old_child->name, new_child->name)) {
201 merge_nodes(old_child, new_child);
202 new_child = NULL;
203 break;
204 }
205 }
206
207 /* if no collision occurred, add child to the old node. */
208 if (new_child)
209 add_child(old_node, new_child);
210 }
211
212 /* The new node contents are now merged into the old node. Free
213 * the new node. */
214 free(new_node);
215
216 return old_node;
217}
218
219struct node *chain_node(struct node *first, struct node *list)
220{
221 assert(first->next_sibling == NULL);
222
223 first->next_sibling = list;
224 return first;
225}
226
227void add_property(struct node *node, struct property *prop)
228{
229 struct property **p;
230
231 prop->next = NULL;
232
233 p = &node->proplist;
234 while (*p)
235 p = &((*p)->next);
236
237 *p = prop;
238}
239
240void delete_property_by_name(struct node *node, char *name)
241{
242 struct property *prop = node->proplist;
243
244 while (prop) {
245 if (streq(prop->name, name)) {
246 delete_property(prop);
247 return;
248 }
249 prop = prop->next;
250 }
251}
252
253void delete_property(struct property *prop)
254{
255 prop->deleted = 1;
256 delete_labels(&prop->labels);
257}
258
259void add_child(struct node *parent, struct node *child)
260{
261 struct node **p;
262
263 child->next_sibling = NULL;
264 child->parent = parent;
265
266 p = &parent->children;
267 while (*p)
268 p = &((*p)->next_sibling);
269
270 *p = child;
271}
272
273void delete_node_by_name(struct node *parent, char *name)
274{
275 struct node *node = parent->children;
276
277 while (node) {
278 if (streq(node->name, name)) {
279 delete_node(node);
280 return;
281 }
282 node = node->next_sibling;
283 }
284}
285
286void delete_node(struct node *node)
287{
288 struct property *prop;
289 struct node *child;
290
291 node->deleted = 1;
292 for_each_child(node, child)
293 delete_node(child);
294 for_each_property(node, prop)
295 delete_property(prop);
296 delete_labels(&node->labels);
297}
298
299void append_to_property(struct node *node,
300 char *name, const void *data, int len)
301{
302 struct data d;
303 struct property *p;
304
305 p = get_property(node, name);
306 if (p) {
307 d = data_append_data(p->val, data, len);
308 p->val = d;
309 } else {
310 d = data_append_data(empty_data, data, len);
311 p = build_property(name, d);
312 add_property(node, p);
313 }
314}
315
316struct reserve_info *build_reserve_entry(uint64_t address, uint64_t size)
317{
318 struct reserve_info *new = xmalloc(sizeof(*new));
319
320 memset(new, 0, sizeof(*new));
321
Tom Rini56aeab52017-09-23 17:30:53 -0400322 new->address = address;
323 new->size = size;
Tom Rinibd391732017-09-23 12:52:44 -0400324
325 return new;
326}
327
328struct reserve_info *chain_reserve_entry(struct reserve_info *first,
329 struct reserve_info *list)
330{
331 assert(first->next == NULL);
332
333 first->next = list;
334 return first;
335}
336
337struct reserve_info *add_reserve_entry(struct reserve_info *list,
338 struct reserve_info *new)
339{
340 struct reserve_info *last;
341
342 new->next = NULL;
343
344 if (! list)
345 return new;
346
347 for (last = list; last->next; last = last->next)
348 ;
349
350 last->next = new;
351
352 return list;
353}
354
355struct dt_info *build_dt_info(unsigned int dtsflags,
356 struct reserve_info *reservelist,
357 struct node *tree, uint32_t boot_cpuid_phys)
358{
359 struct dt_info *dti;
360
361 dti = xmalloc(sizeof(*dti));
362 dti->dtsflags = dtsflags;
363 dti->reservelist = reservelist;
364 dti->dt = tree;
365 dti->boot_cpuid_phys = boot_cpuid_phys;
366
367 return dti;
368}
369
370/*
371 * Tree accessor functions
372 */
373
374const char *get_unitname(struct node *node)
375{
376 if (node->name[node->basenamelen] == '\0')
377 return "";
378 else
379 return node->name + node->basenamelen + 1;
380}
381
382struct property *get_property(struct node *node, const char *propname)
383{
384 struct property *prop;
385
386 for_each_property(node, prop)
387 if (streq(prop->name, propname))
388 return prop;
389
390 return NULL;
391}
392
393cell_t propval_cell(struct property *prop)
394{
395 assert(prop->val.len == sizeof(cell_t));
Tom Rini56aeab52017-09-23 17:30:53 -0400396 return fdt32_to_cpu(*((fdt32_t *)prop->val.val));
Tom Rinibd391732017-09-23 12:52:44 -0400397}
398
399struct property *get_property_by_label(struct node *tree, const char *label,
400 struct node **node)
401{
402 struct property *prop;
403 struct node *c;
404
405 *node = tree;
406
407 for_each_property(tree, prop) {
408 struct label *l;
409
410 for_each_label(prop->labels, l)
411 if (streq(l->label, label))
412 return prop;
413 }
414
415 for_each_child(tree, c) {
416 prop = get_property_by_label(c, label, node);
417 if (prop)
418 return prop;
419 }
420
421 *node = NULL;
422 return NULL;
423}
424
425struct marker *get_marker_label(struct node *tree, const char *label,
426 struct node **node, struct property **prop)
427{
428 struct marker *m;
429 struct property *p;
430 struct node *c;
431
432 *node = tree;
433
434 for_each_property(tree, p) {
435 *prop = p;
436 m = p->val.markers;
437 for_each_marker_of_type(m, LABEL)
438 if (streq(m->ref, label))
439 return m;
440 }
441
442 for_each_child(tree, c) {
443 m = get_marker_label(c, label, node, prop);
444 if (m)
445 return m;
446 }
447
448 *prop = NULL;
449 *node = NULL;
450 return NULL;
451}
452
453struct node *get_subnode(struct node *node, const char *nodename)
454{
455 struct node *child;
456
457 for_each_child(node, child)
458 if (streq(child->name, nodename))
459 return child;
460
461 return NULL;
462}
463
464struct node *get_node_by_path(struct node *tree, const char *path)
465{
466 const char *p;
467 struct node *child;
468
469 if (!path || ! (*path)) {
470 if (tree->deleted)
471 return NULL;
472 return tree;
473 }
474
475 while (path[0] == '/')
476 path++;
477
478 p = strchr(path, '/');
479
480 for_each_child(tree, child) {
Tom Rini0eb096d2017-09-23 17:31:59 -0400481 if (p && (strlen(child->name) == p-path) &&
482 strneq(path, child->name, p-path))
Tom Rinibd391732017-09-23 12:52:44 -0400483 return get_node_by_path(child, p+1);
484 else if (!p && streq(path, child->name))
485 return child;
486 }
487
488 return NULL;
489}
490
491struct node *get_node_by_label(struct node *tree, const char *label)
492{
493 struct node *child, *node;
494 struct label *l;
495
496 assert(label && (strlen(label) > 0));
497
498 for_each_label(tree->labels, l)
499 if (streq(l->label, label))
500 return tree;
501
502 for_each_child(tree, child) {
503 node = get_node_by_label(child, label);
504 if (node)
505 return node;
506 }
507
508 return NULL;
509}
510
511struct node *get_node_by_phandle(struct node *tree, cell_t phandle)
512{
513 struct node *child, *node;
514
515 assert((phandle != 0) && (phandle != -1));
516
517 if (tree->phandle == phandle) {
518 if (tree->deleted)
519 return NULL;
520 return tree;
521 }
522
523 for_each_child(tree, child) {
524 node = get_node_by_phandle(child, phandle);
525 if (node)
526 return node;
527 }
528
529 return NULL;
530}
531
532struct node *get_node_by_ref(struct node *tree, const char *ref)
533{
534 if (streq(ref, "/"))
535 return tree;
536 else if (ref[0] == '/')
537 return get_node_by_path(tree, ref);
538 else
539 return get_node_by_label(tree, ref);
540}
541
542cell_t get_node_phandle(struct node *root, struct node *node)
543{
544 static cell_t phandle = 1; /* FIXME: ick, static local */
545
546 if ((node->phandle != 0) && (node->phandle != -1))
547 return node->phandle;
548
549 while (get_node_by_phandle(root, phandle))
550 phandle++;
551
552 node->phandle = phandle;
553
554 if (!get_property(node, "linux,phandle")
555 && (phandle_format & PHANDLE_LEGACY))
556 add_property(node,
557 build_property("linux,phandle",
558 data_append_cell(empty_data, phandle)));
559
560 if (!get_property(node, "phandle")
561 && (phandle_format & PHANDLE_EPAPR))
562 add_property(node,
563 build_property("phandle",
564 data_append_cell(empty_data, phandle)));
565
566 /* If the node *does* have a phandle property, we must
567 * be dealing with a self-referencing phandle, which will be
568 * fixed up momentarily in the caller */
569
570 return node->phandle;
571}
572
573uint32_t guess_boot_cpuid(struct node *tree)
574{
575 struct node *cpus, *bootcpu;
576 struct property *reg;
577
578 cpus = get_node_by_path(tree, "/cpus");
579 if (!cpus)
580 return 0;
581
582
583 bootcpu = cpus->children;
584 if (!bootcpu)
585 return 0;
586
587 reg = get_property(bootcpu, "reg");
588 if (!reg || (reg->val.len != sizeof(uint32_t)))
589 return 0;
590
591 /* FIXME: Sanity check node? */
592
593 return propval_cell(reg);
594}
595
596static int cmp_reserve_info(const void *ax, const void *bx)
597{
598 const struct reserve_info *a, *b;
599
600 a = *((const struct reserve_info * const *)ax);
601 b = *((const struct reserve_info * const *)bx);
602
Tom Rini56aeab52017-09-23 17:30:53 -0400603 if (a->address < b->address)
Tom Rinibd391732017-09-23 12:52:44 -0400604 return -1;
Tom Rini56aeab52017-09-23 17:30:53 -0400605 else if (a->address > b->address)
Tom Rinibd391732017-09-23 12:52:44 -0400606 return 1;
Tom Rini56aeab52017-09-23 17:30:53 -0400607 else if (a->size < b->size)
Tom Rinibd391732017-09-23 12:52:44 -0400608 return -1;
Tom Rini56aeab52017-09-23 17:30:53 -0400609 else if (a->size > b->size)
Tom Rinibd391732017-09-23 12:52:44 -0400610 return 1;
611 else
612 return 0;
613}
614
615static void sort_reserve_entries(struct dt_info *dti)
616{
617 struct reserve_info *ri, **tbl;
618 int n = 0, i = 0;
619
620 for (ri = dti->reservelist;
621 ri;
622 ri = ri->next)
623 n++;
624
625 if (n == 0)
626 return;
627
628 tbl = xmalloc(n * sizeof(*tbl));
629
630 for (ri = dti->reservelist;
631 ri;
632 ri = ri->next)
633 tbl[i++] = ri;
634
635 qsort(tbl, n, sizeof(*tbl), cmp_reserve_info);
636
637 dti->reservelist = tbl[0];
638 for (i = 0; i < (n-1); i++)
639 tbl[i]->next = tbl[i+1];
640 tbl[n-1]->next = NULL;
641
642 free(tbl);
643}
644
645static int cmp_prop(const void *ax, const void *bx)
646{
647 const struct property *a, *b;
648
649 a = *((const struct property * const *)ax);
650 b = *((const struct property * const *)bx);
651
652 return strcmp(a->name, b->name);
653}
654
655static void sort_properties(struct node *node)
656{
657 int n = 0, i = 0;
658 struct property *prop, **tbl;
659
660 for_each_property_withdel(node, prop)
661 n++;
662
663 if (n == 0)
664 return;
665
666 tbl = xmalloc(n * sizeof(*tbl));
667
668 for_each_property_withdel(node, prop)
669 tbl[i++] = prop;
670
671 qsort(tbl, n, sizeof(*tbl), cmp_prop);
672
673 node->proplist = tbl[0];
674 for (i = 0; i < (n-1); i++)
675 tbl[i]->next = tbl[i+1];
676 tbl[n-1]->next = NULL;
677
678 free(tbl);
679}
680
681static int cmp_subnode(const void *ax, const void *bx)
682{
683 const struct node *a, *b;
684
685 a = *((const struct node * const *)ax);
686 b = *((const struct node * const *)bx);
687
688 return strcmp(a->name, b->name);
689}
690
691static void sort_subnodes(struct node *node)
692{
693 int n = 0, i = 0;
694 struct node *subnode, **tbl;
695
696 for_each_child_withdel(node, subnode)
697 n++;
698
699 if (n == 0)
700 return;
701
702 tbl = xmalloc(n * sizeof(*tbl));
703
704 for_each_child_withdel(node, subnode)
705 tbl[i++] = subnode;
706
707 qsort(tbl, n, sizeof(*tbl), cmp_subnode);
708
709 node->children = tbl[0];
710 for (i = 0; i < (n-1); i++)
711 tbl[i]->next_sibling = tbl[i+1];
712 tbl[n-1]->next_sibling = NULL;
713
714 free(tbl);
715}
716
717static void sort_node(struct node *node)
718{
719 struct node *c;
720
721 sort_properties(node);
722 sort_subnodes(node);
723 for_each_child_withdel(node, c)
724 sort_node(c);
725}
726
727void sort_tree(struct dt_info *dti)
728{
729 sort_reserve_entries(dti);
730 sort_node(dti->dt);
731}
732
733/* utility helper to avoid code duplication */
734static struct node *build_and_name_child_node(struct node *parent, char *name)
735{
736 struct node *node;
737
738 node = build_node(NULL, NULL);
739 name_node(node, xstrdup(name));
740 add_child(parent, node);
741
742 return node;
743}
744
745static struct node *build_root_node(struct node *dt, char *name)
746{
747 struct node *an;
748
749 an = get_subnode(dt, name);
750 if (!an)
751 an = build_and_name_child_node(dt, name);
752
753 if (!an)
754 die("Could not build root node /%s\n", name);
755
756 return an;
757}
758
759static bool any_label_tree(struct dt_info *dti, struct node *node)
760{
761 struct node *c;
762
763 if (node->labels)
764 return true;
765
766 for_each_child(node, c)
767 if (any_label_tree(dti, c))
768 return true;
769
770 return false;
771}
772
773static void generate_label_tree_internal(struct dt_info *dti,
774 struct node *an, struct node *node,
775 bool allocph)
776{
777 struct node *dt = dti->dt;
778 struct node *c;
779 struct property *p;
780 struct label *l;
781
782 /* if there are labels */
783 if (node->labels) {
784
785 /* now add the label in the node */
786 for_each_label(node->labels, l) {
787
788 /* check whether the label already exists */
789 p = get_property(an, l->label);
790 if (p) {
791 fprintf(stderr, "WARNING: label %s already"
792 " exists in /%s", l->label,
793 an->name);
794 continue;
795 }
796
797 /* insert it */
798 p = build_property(l->label,
799 data_copy_mem(node->fullpath,
800 strlen(node->fullpath) + 1));
801 add_property(an, p);
802 }
803
804 /* force allocation of a phandle for this node */
805 if (allocph)
806 (void)get_node_phandle(dt, node);
807 }
808
809 for_each_child(node, c)
810 generate_label_tree_internal(dti, an, c, allocph);
811}
812
813static bool any_fixup_tree(struct dt_info *dti, struct node *node)
814{
815 struct node *c;
816 struct property *prop;
817 struct marker *m;
818
819 for_each_property(node, prop) {
820 m = prop->val.markers;
821 for_each_marker_of_type(m, REF_PHANDLE) {
822 if (!get_node_by_ref(dti->dt, m->ref))
823 return true;
824 }
825 }
826
827 for_each_child(node, c) {
828 if (any_fixup_tree(dti, c))
829 return true;
830 }
831
832 return false;
833}
834
835static void add_fixup_entry(struct dt_info *dti, struct node *fn,
836 struct node *node, struct property *prop,
837 struct marker *m)
838{
839 char *entry;
840
841 /* m->ref can only be a REF_PHANDLE, but check anyway */
842 assert(m->type == REF_PHANDLE);
843
844 /* there shouldn't be any ':' in the arguments */
845 if (strchr(node->fullpath, ':') || strchr(prop->name, ':'))
846 die("arguments should not contain ':'\n");
847
848 xasprintf(&entry, "%s:%s:%u",
849 node->fullpath, prop->name, m->offset);
850 append_to_property(fn, m->ref, entry, strlen(entry) + 1);
851
852 free(entry);
853}
854
855static void generate_fixups_tree_internal(struct dt_info *dti,
856 struct node *fn,
857 struct node *node)
858{
859 struct node *dt = dti->dt;
860 struct node *c;
861 struct property *prop;
862 struct marker *m;
863 struct node *refnode;
864
865 for_each_property(node, prop) {
866 m = prop->val.markers;
867 for_each_marker_of_type(m, REF_PHANDLE) {
868 refnode = get_node_by_ref(dt, m->ref);
869 if (!refnode)
870 add_fixup_entry(dti, fn, node, prop, m);
871 }
872 }
873
874 for_each_child(node, c)
875 generate_fixups_tree_internal(dti, fn, c);
876}
877
878static bool any_local_fixup_tree(struct dt_info *dti, struct node *node)
879{
880 struct node *c;
881 struct property *prop;
882 struct marker *m;
883
884 for_each_property(node, prop) {
885 m = prop->val.markers;
886 for_each_marker_of_type(m, REF_PHANDLE) {
887 if (get_node_by_ref(dti->dt, m->ref))
888 return true;
889 }
890 }
891
892 for_each_child(node, c) {
893 if (any_local_fixup_tree(dti, c))
894 return true;
895 }
896
897 return false;
898}
899
900static void add_local_fixup_entry(struct dt_info *dti,
901 struct node *lfn, struct node *node,
902 struct property *prop, struct marker *m,
903 struct node *refnode)
904{
905 struct node *wn, *nwn; /* local fixup node, walk node, new */
Tom Rini56aeab52017-09-23 17:30:53 -0400906 fdt32_t value_32;
Tom Rinibd391732017-09-23 12:52:44 -0400907 char **compp;
908 int i, depth;
909
910 /* walk back retreiving depth */
911 depth = 0;
912 for (wn = node; wn; wn = wn->parent)
913 depth++;
914
915 /* allocate name array */
916 compp = xmalloc(sizeof(*compp) * depth);
917
918 /* store names in the array */
919 for (wn = node, i = depth - 1; wn; wn = wn->parent, i--)
920 compp[i] = wn->name;
921
922 /* walk the path components creating nodes if they don't exist */
923 for (wn = lfn, i = 1; i < depth; i++, wn = nwn) {
924 /* if no node exists, create it */
925 nwn = get_subnode(wn, compp[i]);
926 if (!nwn)
927 nwn = build_and_name_child_node(wn, compp[i]);
928 }
929
930 free(compp);
931
932 value_32 = cpu_to_fdt32(m->offset);
933 append_to_property(wn, prop->name, &value_32, sizeof(value_32));
934}
935
936static void generate_local_fixups_tree_internal(struct dt_info *dti,
937 struct node *lfn,
938 struct node *node)
939{
940 struct node *dt = dti->dt;
941 struct node *c;
942 struct property *prop;
943 struct marker *m;
944 struct node *refnode;
945
946 for_each_property(node, prop) {
947 m = prop->val.markers;
948 for_each_marker_of_type(m, REF_PHANDLE) {
949 refnode = get_node_by_ref(dt, m->ref);
950 if (refnode)
951 add_local_fixup_entry(dti, lfn, node, prop, m, refnode);
952 }
953 }
954
955 for_each_child(node, c)
956 generate_local_fixups_tree_internal(dti, lfn, c);
957}
958
959void generate_label_tree(struct dt_info *dti, char *name, bool allocph)
960{
961 if (!any_label_tree(dti, dti->dt))
962 return;
963 generate_label_tree_internal(dti, build_root_node(dti->dt, name),
964 dti->dt, allocph);
965}
966
967void generate_fixups_tree(struct dt_info *dti, char *name)
968{
969 if (!any_fixup_tree(dti, dti->dt))
970 return;
971 generate_fixups_tree_internal(dti, build_root_node(dti->dt, name),
972 dti->dt);
973}
974
975void generate_local_fixups_tree(struct dt_info *dti, char *name)
976{
977 if (!any_local_fixup_tree(dti, dti->dt))
978 return;
979 generate_local_fixups_tree_internal(dti, build_root_node(dti->dt, name),
980 dti->dt);
981}