2 #define __PERF_SYMBOL 1
4 #include <linux/types.h>
9 #include <linux/list.h>
10 #include <linux/rbtree.h>
24 #ifdef HAVE_CPLUS_DEMANGLE
25 extern char *cplus_demangle(const char *, int);
27 static inline char *bfd_demangle(void __maybe_unused *v, const char *c, int i)
29 return cplus_demangle(c, i);
33 static inline char *bfd_demangle(void __maybe_unused *v,
34 const char __maybe_unused *c,
40 #define PACKAGE 'perf'
46 * libelf 0.8.x and earlier do not support ELF_C_READ_MMAP;
47 * for newer versions we can use mmap to reduce memory usage:
50 # define PERF_ELF_C_READ_MMAP ELF_C_READ_MMAP
52 # define PERF_ELF_C_READ_MMAP ELF_C_READ
56 #define DMGL_PARAMS (1 << 0) /* Include function args */
57 #define DMGL_ANSI (1 << 1) /* Include const, volatile, etc */
60 /** struct symbol - symtab entry
62 * @ignore - resolvable but tools ignore it (e.g. idle routines)
65 struct rb_node rb_node;
74 void symbol__delete(struct symbol *sym);
75 void symbols__delete(struct rb_root *symbols);
77 static inline size_t symbol__size(const struct symbol *sym)
79 return sym->end - sym->start + 1;
85 unsigned short priv_size;
86 unsigned short nr_events;
87 bool try_vmlinux_path,
101 const char *vmlinux_name,
105 const char *default_guest_vmlinux_name,
106 *default_guest_kallsyms,
107 *default_guest_modules;
108 const char *guestmount;
109 const char *dso_list_str,
113 struct strlist *dso_list,
123 extern struct symbol_conf symbol_conf;
124 extern int vmlinux_path__nr_entries;
125 extern char **vmlinux_path;
127 static inline void *symbol__priv(struct symbol *sym)
129 return ((void *)sym) - symbol_conf.priv_size;
132 struct ref_reloc_sym {
135 u64 unrelocated_addr;
145 struct addr_map_symbol {
153 struct addr_map_symbol from;
154 struct addr_map_symbol to;
155 struct branch_flags flags;
158 struct addr_location {
159 struct thread *thread;
172 enum dso_binary_type type;
174 #ifdef LIBELF_SUPPORT
193 void symsrc__destroy(struct symsrc *ss);
194 int symsrc__init(struct symsrc *ss, struct dso *dso, const char *name,
195 enum dso_binary_type type);
196 bool symsrc__has_symtab(struct symsrc *ss);
197 bool symsrc__possibly_runtime(struct symsrc *ss);
199 int dso__load(struct dso *dso, struct map *map, symbol_filter_t filter);
200 int dso__load_vmlinux(struct dso *dso, struct map *map,
201 const char *vmlinux, symbol_filter_t filter);
202 int dso__load_vmlinux_path(struct dso *dso, struct map *map,
203 symbol_filter_t filter);
204 int dso__load_kallsyms(struct dso *dso, const char *filename, struct map *map,
205 symbol_filter_t filter);
207 struct symbol *dso__find_symbol(struct dso *dso, enum map_type type,
209 struct symbol *dso__find_symbol_by_name(struct dso *dso, enum map_type type,
212 int filename__read_build_id(const char *filename, void *bf, size_t size);
213 int sysfs__read_build_id(const char *filename, void *bf, size_t size);
214 int kallsyms__parse(const char *filename, void *arg,
215 int (*process_symbol)(void *arg, const char *name,
216 char type, u64 start));
217 int filename__read_debuglink(const char *filename, char *debuglink,
220 int symbol__init(void);
221 void symbol__exit(void);
222 void symbol__elf_init(void);
223 struct symbol *symbol__new(u64 start, u64 len, u8 binding, const char *name);
224 size_t symbol__fprintf_symname_offs(const struct symbol *sym,
225 const struct addr_location *al, FILE *fp);
226 size_t symbol__fprintf_symname(const struct symbol *sym, FILE *fp);
227 size_t symbol__fprintf(struct symbol *sym, FILE *fp);
228 bool symbol_type__is_a(char symbol_type, enum map_type map_type);
229 bool symbol__restricted_filename(const char *filename,
230 const char *restricted_filename);
232 int dso__load_sym(struct dso *dso, struct map *map, struct symsrc *syms_ss,
233 struct symsrc *runtime_ss, symbol_filter_t filter,
235 int dso__synthesize_plt_symbols(struct dso *dso, struct symsrc *ss,
236 struct map *map, symbol_filter_t filter);
238 void symbols__insert(struct rb_root *symbols, struct symbol *sym);
239 void symbols__fixup_duplicate(struct rb_root *symbols);
240 void symbols__fixup_end(struct rb_root *symbols);
241 void __map_groups__fixup_end(struct map_groups *mg, enum map_type type);
243 #endif /* __PERF_SYMBOL */