109 	const struct symbol *sym;  member
125 			sh->sym = s;  in symbol_hole_by_offset()
159 	struct symbol *sym;  in find_symbol_by_index()  local
161 	elf_hash_for_each_possible(symbol, sym, hash, idx) {  in find_symbol_by_index()
162 		if (sym->idx == idx)  in find_symbol_by_index()
163 			return sym;  in find_symbol_by_index()
215 		.sym = NULL,  in find_symbol_hole_containing()
230 	if (!hole.sym)  in find_symbol_hole_containing()
234 	n = rb_next(&hole.sym->node);  in find_symbol_hole_containing()
258 	struct symbol *sym;  in find_symbol_by_name()  local
260 	elf_hash_for_each_possible(symbol_name, sym, name_hash, str_hash(name)) {  in find_symbol_by_name()
261 		if (!strcmp(sym->name, name))  in find_symbol_by_name()
262 			return sym;  in find_symbol_by_name()
394 static void elf_add_symbol(struct elf *elf, struct symbol *sym)  in elf_add_symbol()  argument
400 	INIT_LIST_HEAD(&sym->pv_target);  in elf_add_symbol()
401 	sym->alias = sym;  in elf_add_symbol()
403 	sym->type = GELF_ST_TYPE(sym->sym.st_info);  in elf_add_symbol()
404 	sym->bind = GELF_ST_BIND(sym->sym.st_info);  in elf_add_symbol()
406 	if (sym->type == STT_FILE)  in elf_add_symbol()
409 	sym->offset = sym->sym.st_value;  in elf_add_symbol()
410 	sym->len = sym->sym.st_size;  in elf_add_symbol()
412 	__sym_for_each(iter, &sym->sec->symbol_tree, sym->offset, sym->offset) {  in elf_add_symbol()
413 		if (iter->offset == sym->offset && iter->type == sym->type)  in elf_add_symbol()
414 			iter->alias = sym;  in elf_add_symbol()
417 	__sym_insert(sym, &sym->sec->symbol_tree);  in elf_add_symbol()
418 	pnode = rb_prev(&sym->node);  in elf_add_symbol()
422 		entry = &sym->sec->symbol_list;  in elf_add_symbol()
423 	list_add(&sym->list, entry);  in elf_add_symbol()
424 	elf_hash_add(symbol, &sym->hash, sym->idx);  in elf_add_symbol()
425 	elf_hash_add(symbol_name, &sym->name_hash, str_hash(sym->name));  in elf_add_symbol()
431 	if (!sym->len)  in elf_add_symbol()
432 		__sym_remove(sym, &sym->sec->symbol_tree);  in elf_add_symbol()
438 	struct symbol *sym, *pfunc;  in read_symbols()  local
465 	elf->symbol_data = calloc(symbols_nr, sizeof(*sym));  in read_symbols()
471 		sym = &elf->symbol_data[i];  in read_symbols()
473 		sym->idx = i;  in read_symbols()
475 		if (!gelf_getsymshndx(symtab->data, shndx_data, i, &sym->sym,  in read_symbols()
481 		sym->name = elf_strptr(elf->elf, symtab->sh.sh_link,  in read_symbols()
482 				       sym->sym.st_name);  in read_symbols()
483 		if (!sym->name) {  in read_symbols()
488 		if ((sym->sym.st_shndx > SHN_UNDEF &&  in read_symbols()
489 		     sym->sym.st_shndx < SHN_LORESERVE) ||  in read_symbols()
490 		    (shndx_data && sym->sym.st_shndx == SHN_XINDEX)) {  in read_symbols()
491 			if (sym->sym.st_shndx != SHN_XINDEX)  in read_symbols()
492 				shndx = sym->sym.st_shndx;  in read_symbols()
494 			sym->sec = find_section_by_index(elf, shndx);  in read_symbols()
495 			if (!sym->sec) {  in read_symbols()
497 				     sym->name);  in read_symbols()
500 			if (GELF_ST_TYPE(sym->sym.st_info) == STT_SECTION) {  in read_symbols()
501 				sym->name = sym->sec->name;  in read_symbols()
502 				sym->sec->sym = sym;  in read_symbols()
505 			sym->sec = find_section_by_index(elf, 0);  in read_symbols()
507 		elf_add_symbol(elf, sym);  in read_symbols()
517 		sec_for_each_sym(sec, sym) {  in read_symbols()
520 			if (sym->type != STT_FUNC)  in read_symbols()
523 			if (sym->pfunc == NULL)  in read_symbols()
524 				sym->pfunc = sym;  in read_symbols()
526 			if (sym->cfunc == NULL)  in read_symbols()
527 				sym->cfunc = sym;  in read_symbols()
529 			coldstr = strstr(sym->name, ".cold");  in read_symbols()
533 			pnamelen = coldstr - sym->name;  in read_symbols()
536 				     sym->name, MAX_NAME_LEN);  in read_symbols()
540 			strncpy(pname, sym->name, pnamelen);  in read_symbols()
546 				     sym->name);  in read_symbols()
550 			sym->pfunc = pfunc;  in read_symbols()
551 			pfunc->cfunc = sym;  in read_symbols()
561 			if (sym->sec == pfunc->sec &&  in read_symbols()
562 			    sym->offset >= pfunc->offset &&  in read_symbols()
563 			    sym->offset + sym->len == pfunc->offset + pfunc->len) {  in read_symbols()
564 				pfunc->len -= sym->len;  in read_symbols()
572 	free(sym);  in read_symbols()
579 static int elf_update_sym_relocs(struct elf *elf, struct symbol *sym)  in elf_update_sym_relocs()  argument
583 	for (reloc = sym->relocs; reloc; reloc = reloc->sym_next_reloc)  in elf_update_sym_relocs()
584 		set_reloc_sym(elf, reloc, reloc->sym->idx);  in elf_update_sym_relocs()
598 			     struct section *symtab_shndx, struct symbol *sym)  in elf_update_symbol()  argument
600 	Elf32_Word shndx = sym->sec ? sym->sec->idx : SHN_UNDEF;  in elf_update_symbol()
603 	int max_idx, idx = sym->idx;  in elf_update_symbol()
605 	bool is_special_shndx = sym->sym.st_shndx >= SHN_LORESERVE &&  in elf_update_symbol()
606 				sym->sym.st_shndx != SHN_XINDEX;  in elf_update_symbol()
609 		shndx = sym->sym.st_shndx;  in elf_update_symbol()
638 			int num = max(1U, sym->idx/3);  in elf_update_symbol()
708 		sym->sym.st_shndx = shndx;  in elf_update_symbol()
712 		sym->sym.st_shndx = SHN_XINDEX;  in elf_update_symbol()
719 	if (!gelf_update_symshndx(symtab_data, shndx_data, idx, &sym->sym, shndx)) {  in elf_update_symbol()
728 __elf_create_symbol(struct elf *elf, struct symbol *sym)  in __elf_create_symbol()  argument
744 	if (GELF_ST_BIND(sym->sym.st_info) != STB_LOCAL)  in __elf_create_symbol()
776 	sym->idx = new_idx;  in __elf_create_symbol()
777 	if (elf_update_symbol(elf, symtab, symtab_shndx, sym)) {  in __elf_create_symbol()
790 	return sym;  in __elf_create_symbol()
796 	struct symbol *sym = calloc(1, sizeof(*sym));  in elf_create_section_symbol()  local
798 	if (!sym) {  in elf_create_section_symbol()
803 	sym->name = sec->name;  in elf_create_section_symbol()
804 	sym->sec = sec;  in elf_create_section_symbol()
807 	sym->sym.st_info = GELF_ST_INFO(STB_LOCAL, STT_SECTION);  in elf_create_section_symbol()
812 	sym = __elf_create_symbol(elf, sym);  in elf_create_section_symbol()
813 	if (sym)  in elf_create_section_symbol()
814 		elf_add_symbol(elf, sym);  in elf_create_section_symbol()
816 	return sym;  in elf_create_section_symbol()
824 	struct symbol *sym = calloc(1, sizeof(*sym));  in elf_create_prefix_symbol()  local
828 	if (!sym || !name) {  in elf_create_prefix_symbol()
835 	sym->name = name;  in elf_create_prefix_symbol()
836 	sym->sec = orig->sec;  in elf_create_prefix_symbol()
838 	sym->sym.st_name = elf_add_string(elf, NULL, name);  in elf_create_prefix_symbol()
839 	sym->sym.st_info = orig->sym.st_info;  in elf_create_prefix_symbol()
840 	sym->sym.st_value = orig->sym.st_value - size;  in elf_create_prefix_symbol()
841 	sym->sym.st_size = size;  in elf_create_prefix_symbol()
843 	sym = __elf_create_symbol(elf, sym);  in elf_create_prefix_symbol()
844 	if (sym)  in elf_create_prefix_symbol()
845 		elf_add_symbol(elf, sym);  in elf_create_prefix_symbol()
847 	return sym;  in elf_create_prefix_symbol()
852 				    unsigned long offset, struct symbol *sym,  in elf_init_reloc()  argument
872 	reloc->sym = sym;  in elf_init_reloc()
875 	set_reloc_sym(elf, reloc, sym->idx);  in elf_init_reloc()
880 	reloc->sym_next_reloc = sym->relocs;  in elf_init_reloc()
881 	sym->relocs = reloc;  in elf_init_reloc()
892 	struct symbol *sym = insn_sec->sym;  in elf_init_reloc_text_sym()  local
897 		     __func__, sym->name);  in elf_init_reloc_text_sym()
901 	if (!sym) {  in elf_init_reloc_text_sym()
908 		sym = elf_create_section_symbol(elf, insn_sec);  in elf_init_reloc_text_sym()
909 		if (!sym)  in elf_init_reloc_text_sym()
912 		insn_sec->sym = sym;  in elf_init_reloc_text_sym()
915 	return elf_init_reloc(elf, sec->rsec, reloc_idx, offset, sym, addend,  in elf_init_reloc_text_sym()
922 				      struct symbol *sym,  in elf_init_reloc_data_sym()  argument
925 	if (sym->sec && (sec->sh.sh_flags & SHF_EXECINSTR)) {  in elf_init_reloc_data_sym()
927 		     __func__, sym->name);  in elf_init_reloc_data_sym()
931 	return elf_init_reloc(elf, sec->rsec, reloc_idx, offset, sym, addend,  in elf_init_reloc_data_sym()
941 	struct symbol *sym;  in read_relocs()  local
971 			reloc->sym = sym = find_symbol_by_index(elf, symndx);  in read_relocs()
972 			if (!reloc->sym) {  in read_relocs()
979 			reloc->sym_next_reloc = sym->relocs;  in read_relocs()
980 			sym->relocs = reloc;  in read_relocs()