diff options
Diffstat (limited to '')
| -rw-r--r-- | tools/perf/util/symbol.h | 54 |
1 files changed, 26 insertions, 28 deletions
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h index f4801c488def..071837ddce2a 100644 --- a/tools/perf/util/symbol.h +++ b/tools/perf/util/symbol.h @@ -9,6 +9,7 @@ #include <linux/list.h> #include <linux/rbtree.h> #include <stdio.h> +#include "addr_location.h" #include "path.h" #include "symbol_conf.h" #include "spark.h" @@ -40,22 +41,34 @@ Elf_Scn *elf_section_by_name(Elf *elf, GElf_Ehdr *ep, GElf_Shdr *shp, const char *name, size_t *idx); #endif -/** struct symbol - symtab entry - * - * @ignore - resolvable but tools ignore it (e.g. idle routines) +/** + * A symtab entry. When allocated this may be preceded by an annotation (see + * symbol__annotation) and/or a browser_index (see symbol__browser_index). */ struct symbol { struct rb_node rb_node; + /** Range of symbol [start, end). */ u64 start; u64 end; + /** Length of the string name. */ u16 namelen; + /** ELF symbol type as defined for st_info. E.g STT_OBJECT or STT_FUNC. */ u8 type:4; + /** ELF binding type as defined for st_info. E.g. STB_WEAK or STB_GLOBAL. */ u8 binding:4; + /** Set true for kernel symbols of idle routines. */ u8 idle:1; + /** Resolvable but tools ignore it (e.g. idle routines). */ u8 ignore:1; + /** Symbol for an inlined function. */ u8 inlined:1; + /** Has symbol__annotate2 been performed. */ + u8 annotate2:1; + /** Symbol is an alias of an STT_GNU_IFUNC */ + u8 ifunc_alias:1; + /** Architecture specific. Unused except on PPC where it holds st_other. */ u8 arch_sym; - bool annotate2; + /** The name of length namelen associated with the symbol. */ char name[]; }; @@ -81,11 +94,6 @@ static inline size_t symbol__size(const struct symbol *sym) struct strlist; struct intlist; -struct symbol_name_rb_node { - struct rb_node rb_node; - struct symbol sym; -}; - static inline int __symbol__join_symfs(char *bf, size_t size, const char *path) { return path__join(bf, size, symbol_conf.symfs, path); @@ -107,20 +115,6 @@ struct ref_reloc_sym { u64 unrelocated_addr; }; -struct addr_location { - struct thread *thread; - struct maps *maps; - struct map *map; - struct symbol *sym; - const char *srcline; - u64 addr; - char level; - u8 filtered; - u8 cpumode; - s32 cpu; - s32 socket; -}; - int dso__load(struct dso *dso, struct map *map); int dso__load_vmlinux(struct dso *dso, struct map *map, const char *vmlinux, bool vmlinux_allocated); @@ -131,11 +125,14 @@ int dso__load_kallsyms(struct dso *dso, const char *filename, struct map *map); void dso__insert_symbol(struct dso *dso, struct symbol *sym); +void dso__delete_symbol(struct dso *dso, + struct symbol *sym); struct symbol *dso__find_symbol(struct dso *dso, u64 addr); -struct symbol *dso__find_symbol_by_name(struct dso *dso, const char *name); +struct symbol *dso__find_symbol_nocache(struct dso *dso, u64 addr); -struct symbol *symbol__next_by_name(struct symbol *sym); +struct symbol *dso__next_symbol_by_name(struct dso *dso, size_t *idx); +struct symbol *dso__find_symbol_by_name(struct dso *dso, const char *name, size_t *idx); struct symbol *dso__first_symbol(struct dso *dso); struct symbol *dso__last_symbol(struct dso *dso); @@ -150,6 +147,7 @@ int modules__parse(const char *filename, void *arg, u64 start, u64 size)); int filename__read_debuglink(const char *filename, char *debuglink, size_t size); +bool filename__has_section(const char *filename, const char *sec); struct perf_env; int symbol__init(struct perf_env *env); @@ -190,8 +188,7 @@ void __symbols__insert(struct rb_root_cached *symbols, struct symbol *sym, bool kernel); void symbols__insert(struct rb_root_cached *symbols, struct symbol *sym); void symbols__fixup_duplicate(struct rb_root_cached *symbols); -void symbols__fixup_end(struct rb_root_cached *symbols); -void maps__fixup_end(struct maps *maps); +void symbols__fixup_end(struct rb_root_cached *symbols, bool is_kallsyms); typedef int (*mapfn_t)(u64 start, u64 len, u64 pgoff, void *data); int file__read_maps(int fd, bool exe, mapfn_t mapfn, void *data, @@ -228,7 +225,6 @@ const char *arch__normalize_symbol_name(const char *name); #define SYMBOL_A 0 #define SYMBOL_B 1 -void arch__symbols__fixup_end(struct symbol *p, struct symbol *c); int arch__compare_symbol_names(const char *namea, const char *nameb); int arch__compare_symbol_names_n(const char *namea, const char *nameb, unsigned int n); @@ -284,4 +280,6 @@ static inline void __mem_info__zput(struct mem_info **mi) #define mem_info__zput(mi) __mem_info__zput(&mi) +int symbol__validate_sym_arguments(void); + #endif /* __PERF_SYMBOL */ |