blob: f6ba3560de5ea55481703ff9728907ede11f247a [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0 */
#include <stdbool.h>
#include <stdint.h>
#include <linux/types.h>
#include "symbol.h"
#include "hist.h"
#include "sort.h"
#include <linux/list.h>
#include <linux/rbtree.h>
#include <pthread.h>
struct ins_ops;
struct ins {
const char *name;
struct ins_ops *ops;
struct ins_operands {
char *raw;
struct {
char *raw;
char *name;
u64 addr;
s64 offset;
bool offset_avail;
} target;
union {
struct {
char *raw;
char *name;
u64 addr;
} source;
struct {
struct ins ins;
struct ins_operands *ops;
} locked;
struct arch;
struct ins_ops {
void (*free)(struct ins_operands *ops);
int (*parse)(struct arch *arch, struct ins_operands *ops, struct map *map);
int (*scnprintf)(struct ins *ins, char *bf, size_t size,
struct ins_operands *ops);
bool ins__is_jump(const struct ins *ins);
bool ins__is_call(const struct ins *ins);
bool ins__is_ret(const struct ins *ins);
bool ins__is_lock(const struct ins *ins);
int ins__scnprintf(struct ins *ins, char *bf, size_t size, struct ins_operands *ops);
bool ins__is_fused(struct arch *arch, const char *ins1, const char *ins2);
struct annotation;
struct disasm_line {
struct list_head node;
s64 offset;
char *line;
struct ins ins;
int line_nr;
float ipc;
u64 cycles;
struct ins_operands ops;
static inline bool disasm_line__has_offset(const struct disasm_line *dl)
return dl->;
struct sym_hist_entry {
u64 nr_samples;
u64 period;
void disasm_line__free(struct disasm_line *dl);
struct disasm_line *disasm__get_next_ip_line(struct list_head *head, struct disasm_line *pos);
int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool raw);
size_t disasm__fprintf(struct list_head *head, FILE *fp);
double disasm__calc_percent(struct annotation *notes, int evidx, s64 offset,
s64 end, const char **path, struct sym_hist_entry *sample);
struct sym_hist {
u64 nr_samples;
u64 period;
struct sym_hist_entry addr[0];
struct cyc_hist {
u64 start;
u64 cycles;
u64 cycles_aggr;
u32 num;
u32 num_aggr;
u8 have_start;
/* 1 byte padding */
u16 reset;
struct source_line_samples {
double percent;
double percent_sum;
u64 nr;
struct source_line {
struct rb_node node;
char *path;
int nr_pcnt;
struct source_line_samples samples[1];
/** struct annotated_source - symbols with hits have this attached as in sannotation
* @histogram: Array of addr hit histograms per event being monitored
* @lines: If 'print_lines' is specified, per source code line percentages
* @source: source parsed from a disassembler like objdump -dS
* @cyc_hist: Average cycles per basic block
* lines is allocated, percentages calculated and all sorted by percentage
* when the annotation is about to be presented, so the percentages are for
* one of the entries in the histogram array, i.e. for the event/counter being
* presented. It is deallocated right after symbol__{tui,tty,etc}_annotate
* returns.
struct annotated_source {
struct list_head source;
struct source_line *lines;
int nr_histograms;
size_t sizeof_sym_hist;
struct cyc_hist *cycles_hist;
struct sym_hist histograms[0];
struct annotation {
pthread_mutex_t lock;
u64 max_coverage;
struct annotated_source *src;
static inline struct sym_hist *annotation__histogram(struct annotation *notes, int idx)
return (((void *)&notes->src->histograms) +
(notes->src->sizeof_sym_hist * idx));
static inline struct annotation *symbol__annotation(struct symbol *sym)
return (void *)sym - symbol_conf.priv_size;
int addr_map_symbol__inc_samples(struct addr_map_symbol *ams, struct perf_sample *sample,
int evidx);
int addr_map_symbol__account_cycles(struct addr_map_symbol *ams,
struct addr_map_symbol *start,
unsigned cycles);
int hist_entry__inc_addr_samples(struct hist_entry *he, struct perf_sample *sample,
int evidx, u64 addr);
int symbol__alloc_hist(struct symbol *sym);
void symbol__annotate_zero_histograms(struct symbol *sym);
int symbol__disassemble(struct symbol *sym, struct map *map,
const char *arch_name, size_t privsize,
struct arch **parch, char *cpuid);
enum symbol_disassemble_errno {
* Choose an arbitrary negative big number not to clash with standard
* errno since SUS requires the errno has distinct positive values.
* See 'Issue 6' in the link below.
int symbol__strerror_disassemble(struct symbol *sym, struct map *map,
int errnum, char *buf, size_t buflen);
int symbol__annotate_printf(struct symbol *sym, struct map *map,
struct perf_evsel *evsel, bool full_paths,
int min_pcnt, int max_lines, int context);
void symbol__annotate_zero_histogram(struct symbol *sym, int evidx);
void symbol__annotate_decay_histogram(struct symbol *sym, int evidx);
void disasm__purge(struct list_head *head);
bool ui__has_annotation(void);
int symbol__tty_annotate(struct symbol *sym, struct map *map,
struct perf_evsel *evsel, bool print_lines,
bool full_paths, int min_pcnt, int max_lines);
int symbol__tui_annotate(struct symbol *sym, struct map *map,
struct perf_evsel *evsel,
struct hist_browser_timer *hbt);
static inline int symbol__tui_annotate(struct symbol *sym __maybe_unused,
struct map *map __maybe_unused,
struct perf_evsel *evsel __maybe_unused,
struct hist_browser_timer *hbt
return 0;
extern const char *disassembler_style;
#endif /* __PERF_ANNOTATE_H */