diff options
Diffstat (limited to 'tools/perf/util/symbol.h')
| -rw-r--r-- | tools/perf/util/symbol.h | 67 |
1 files changed, 63 insertions, 4 deletions
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h index 1fe733a1e21f..b441b07172b7 100644 --- a/tools/perf/util/symbol.h +++ b/tools/perf/util/symbol.h @@ -10,22 +10,31 @@ #include <linux/rbtree.h> #include <stdio.h> #include <byteswap.h> +#include <libgen.h> + +#ifndef NO_LIBELF_SUPPORT +#include <libelf.h> +#include <gelf.h> +#include <elf.h> +#endif #ifdef HAVE_CPLUS_DEMANGLE extern char *cplus_demangle(const char *, int); -static inline char *bfd_demangle(void __used *v, const char *c, int i) +static inline char *bfd_demangle(void __maybe_unused *v, const char *c, int i) { return cplus_demangle(c, i); } #else #ifdef NO_DEMANGLE -static inline char *bfd_demangle(void __used *v, const char __used *c, - int __used i) +static inline char *bfd_demangle(void __maybe_unused *v, + const char __maybe_unused *c, + int __maybe_unused i) { return NULL; } #else +#define PACKAGE 'perf' #include <bfd.h> #endif #endif @@ -158,6 +167,8 @@ struct addr_location { enum dso_binary_type { DSO_BINARY_TYPE__KALLSYMS = 0, DSO_BINARY_TYPE__GUEST_KALLSYMS, + DSO_BINARY_TYPE__VMLINUX, + DSO_BINARY_TYPE__GUEST_VMLINUX, DSO_BINARY_TYPE__JAVA_JIT, DSO_BINARY_TYPE__DEBUGLINK, DSO_BINARY_TYPE__BUILD_ID_CACHE, @@ -217,6 +228,36 @@ struct dso { char name[0]; }; +struct symsrc { + char *name; + int fd; + enum dso_binary_type type; + +#ifndef NO_LIBELF_SUPPORT + Elf *elf; + GElf_Ehdr ehdr; + + Elf_Scn *opdsec; + size_t opdidx; + GElf_Shdr opdshdr; + + Elf_Scn *symtab; + GElf_Shdr symshdr; + + Elf_Scn *dynsym; + size_t dynsym_idx; + GElf_Shdr dynshdr; + + bool adjust_symbols; +#endif +}; + +void symsrc__destroy(struct symsrc *ss); +int symsrc__init(struct symsrc *ss, struct dso *dso, const char *name, + enum dso_binary_type type); +bool symsrc__has_symtab(struct symsrc *ss); +bool symsrc__possibly_runtime(struct symsrc *ss); + #define DSO__SWAP(dso, type, val) \ ({ \ type ____r = val; \ @@ -254,6 +295,8 @@ static inline void dso__set_loaded(struct dso *dso, enum map_type type) void dso__sort_by_name(struct dso *dso, enum map_type type); +void dsos__add(struct list_head *head, struct dso *dso); +struct dso *dsos__find(struct list_head *head, const char *name); struct dso *__dsos__findnew(struct list_head *head, const char *name); int dso__load(struct dso *dso, struct map *map, symbol_filter_t filter); @@ -283,6 +326,7 @@ size_t dso__fprintf(struct dso *dso, enum map_type type, FILE *fp); char dso__symtab_origin(const struct dso *dso); void dso__set_long_name(struct dso *dso, char *name); void dso__set_build_id(struct dso *dso, void *build_id); +bool dso__build_id_equal(const struct dso *dso, u8 *build_id); void dso__read_running_kernel_build_id(struct dso *dso, struct machine *machine); struct map *dso__new_map(const char *name); @@ -297,7 +341,9 @@ bool __dsos__read_build_ids(struct list_head *head, bool with_hits); int build_id__sprintf(const u8 *build_id, int len, char *bf); int kallsyms__parse(const char *filename, void *arg, int (*process_symbol)(void *arg, const char *name, - char type, u64 start, u64 end)); + char type, u64 start)); +int filename__read_debuglink(const char *filename, char *debuglink, + size_t size); void machine__destroy_kernel_maps(struct machine *machine); int __machine__create_kernel_maps(struct machine *machine, struct dso *kernel); @@ -309,6 +355,8 @@ void machines__destroy_guest_kernel_maps(struct rb_root *machines); int symbol__init(void); void symbol__exit(void); +void symbol__elf_init(void); +struct symbol *symbol__new(u64 start, u64 len, u8 binding, const char *name); size_t symbol__fprintf_symname_offs(const struct symbol *sym, const struct addr_location *al, FILE *fp); size_t symbol__fprintf_symname(const struct symbol *sym, FILE *fp); @@ -326,4 +374,15 @@ ssize_t dso__data_read_addr(struct dso *dso, struct map *map, struct machine *machine, u64 addr, u8 *data, ssize_t size); int dso__test_data(void); +int dso__load_sym(struct dso *dso, struct map *map, struct symsrc *syms_ss, + struct symsrc *runtime_ss, symbol_filter_t filter, + int kmodule); +int dso__synthesize_plt_symbols(struct dso *dso, struct symsrc *ss, + struct map *map, symbol_filter_t filter); + +void symbols__insert(struct rb_root *symbols, struct symbol *sym); +void symbols__fixup_duplicate(struct rb_root *symbols); +void symbols__fixup_end(struct rb_root *symbols); +void __map_groups__fixup_end(struct map_groups *mg, enum map_type type); + #endif /* __PERF_SYMBOL */ |