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
,
102 const char *vmlinux_name
,
106 const char *default_guest_vmlinux_name
,
107 *default_guest_kallsyms
,
108 *default_guest_modules
;
109 const char *guestmount
;
110 const char *dso_list_str
,
114 struct strlist
*dso_list
,
124 extern struct symbol_conf symbol_conf
;
125 extern int vmlinux_path__nr_entries
;
126 extern char **vmlinux_path
;
128 static inline void *symbol__priv(struct symbol
*sym
)
130 return ((void *)sym
) - symbol_conf
.priv_size
;
133 struct ref_reloc_sym
{
136 u64 unrelocated_addr
;
146 struct addr_map_symbol
{
154 struct addr_map_symbol from
;
155 struct addr_map_symbol to
;
156 struct branch_flags flags
;
160 struct addr_map_symbol iaddr
;
161 struct addr_map_symbol daddr
;
162 union perf_mem_data_src data_src
;
165 struct addr_location
{
166 struct thread
*thread
;
179 enum dso_binary_type type
;
181 #ifdef LIBELF_SUPPORT
200 void symsrc__destroy(struct symsrc
*ss
);
201 int symsrc__init(struct symsrc
*ss
, struct dso
*dso
, const char *name
,
202 enum dso_binary_type type
);
203 bool symsrc__has_symtab(struct symsrc
*ss
);
204 bool symsrc__possibly_runtime(struct symsrc
*ss
);
206 int dso__load(struct dso
*dso
, struct map
*map
, symbol_filter_t filter
);
207 int dso__load_vmlinux(struct dso
*dso
, struct map
*map
,
208 const char *vmlinux
, symbol_filter_t filter
);
209 int dso__load_vmlinux_path(struct dso
*dso
, struct map
*map
,
210 symbol_filter_t filter
);
211 int dso__load_kallsyms(struct dso
*dso
, const char *filename
, struct map
*map
,
212 symbol_filter_t filter
);
214 struct symbol
*dso__find_symbol(struct dso
*dso
, enum map_type type
,
216 struct symbol
*dso__find_symbol_by_name(struct dso
*dso
, enum map_type type
,
218 struct symbol
*dso__first_symbol(struct dso
*dso
, enum map_type type
);
220 int filename__read_build_id(const char *filename
, void *bf
, size_t size
);
221 int sysfs__read_build_id(const char *filename
, void *bf
, size_t size
);
222 int kallsyms__parse(const char *filename
, void *arg
,
223 int (*process_symbol
)(void *arg
, const char *name
,
224 char type
, u64 start
));
225 int filename__read_debuglink(const char *filename
, char *debuglink
,
228 int symbol__init(void);
229 void symbol__exit(void);
230 void symbol__elf_init(void);
231 struct symbol
*symbol__new(u64 start
, u64 len
, u8 binding
, const char *name
);
232 size_t symbol__fprintf_symname_offs(const struct symbol
*sym
,
233 const struct addr_location
*al
, FILE *fp
);
234 size_t symbol__fprintf_symname(const struct symbol
*sym
, FILE *fp
);
235 size_t symbol__fprintf(struct symbol
*sym
, FILE *fp
);
236 bool symbol_type__is_a(char symbol_type
, enum map_type map_type
);
237 bool symbol__restricted_filename(const char *filename
,
238 const char *restricted_filename
);
240 int dso__load_sym(struct dso
*dso
, struct map
*map
, struct symsrc
*syms_ss
,
241 struct symsrc
*runtime_ss
, symbol_filter_t filter
,
243 int dso__synthesize_plt_symbols(struct dso
*dso
, struct symsrc
*ss
,
244 struct map
*map
, symbol_filter_t filter
);
246 void symbols__insert(struct rb_root
*symbols
, struct symbol
*sym
);
247 void symbols__fixup_duplicate(struct rb_root
*symbols
);
248 void symbols__fixup_end(struct rb_root
*symbols
);
249 void __map_groups__fixup_end(struct map_groups
*mg
, enum map_type type
);
251 typedef int (*mapfn_t
)(u64 start
, u64 len
, u64 pgoff
, void *data
);
252 int file__read_maps(int fd
, bool exe
, mapfn_t mapfn
, void *data
,
255 #endif /* __PERF_SYMBOL */