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,
100 const char *vmlinux_name,
104 const char *default_guest_vmlinux_name,
105 *default_guest_kallsyms,
106 *default_guest_modules;
107 const char *guestmount;
108 const char *dso_list_str,
112 struct strlist *dso_list,
122 extern struct symbol_conf symbol_conf;
124 static inline void *symbol__priv(struct symbol *sym)
126 return ((void *)sym) - symbol_conf.priv_size;
129 struct ref_reloc_sym {
132 u64 unrelocated_addr;
142 struct addr_map_symbol {
150 struct addr_map_symbol from;
151 struct addr_map_symbol to;
152 struct branch_flags flags;
155 struct addr_location {
156 struct thread *thread;
169 enum dso_binary_type type;
171 #ifdef LIBELF_SUPPORT
190 void symsrc__destroy(struct symsrc *ss);
191 int symsrc__init(struct symsrc *ss, struct dso *dso, const char *name,
192 enum dso_binary_type type);
193 bool symsrc__has_symtab(struct symsrc *ss);
194 bool symsrc__possibly_runtime(struct symsrc *ss);
196 int dso__load(struct dso *dso, struct map *map, symbol_filter_t filter);
197 int dso__load_vmlinux(struct dso *dso, struct map *map,
198 const char *vmlinux, symbol_filter_t filter);
199 int dso__load_vmlinux_path(struct dso *dso, struct map *map,
200 symbol_filter_t filter);
201 int dso__load_kallsyms(struct dso *dso, const char *filename, struct map *map,
202 symbol_filter_t filter);
204 struct symbol *dso__find_symbol(struct dso *dso, enum map_type type,
206 struct symbol *dso__find_symbol_by_name(struct dso *dso, enum map_type type,
209 int filename__read_build_id(const char *filename, void *bf, size_t size);
210 int sysfs__read_build_id(const char *filename, void *bf, size_t size);
211 int kallsyms__parse(const char *filename, void *arg,
212 int (*process_symbol)(void *arg, const char *name,
213 char type, u64 start));
214 int filename__read_debuglink(const char *filename, char *debuglink,
217 int symbol__init(void);
218 void symbol__exit(void);
219 void symbol__elf_init(void);
220 struct symbol *symbol__new(u64 start, u64 len, u8 binding, const char *name);
221 size_t symbol__fprintf_symname_offs(const struct symbol *sym,
222 const struct addr_location *al, FILE *fp);
223 size_t symbol__fprintf_symname(const struct symbol *sym, FILE *fp);
224 size_t symbol__fprintf(struct symbol *sym, FILE *fp);
225 bool symbol_type__is_a(char symbol_type, enum map_type map_type);
227 int dso__load_sym(struct dso *dso, struct map *map, struct symsrc *syms_ss,
228 struct symsrc *runtime_ss, symbol_filter_t filter,
230 int dso__synthesize_plt_symbols(struct dso *dso, struct symsrc *ss,
231 struct map *map, symbol_filter_t filter);
233 void symbols__insert(struct rb_root *symbols, struct symbol *sym);
234 void symbols__fixup_duplicate(struct rb_root *symbols);
235 void symbols__fixup_end(struct rb_root *symbols);
236 void __map_groups__fixup_end(struct map_groups *mg, enum map_type type);
238 #endif /* __PERF_SYMBOL */