sort.h

Go to the documentation of this file.

#ifndef __PERF_SORT_H
#define __PERF_SORT_H
#include "../builtin.h"

#include "util.h"

#include "color.h"
#include <linux/list.h>
#include "cache.h"
#include <linux/rbtree.h>
#include "symbol.h"
#include "string.h"
#include "callchain.h"
#include "strlist.h"
#include "values.h"

#include "../perf.h"
#include "debug.h"
#include "header.h"

#include "parse-options.h"
#include "parse-events.h"

#include "thread.h"
#include "sort.h"

extern regex_t parent_regex;
extern const char *sort_order;
extern const char default_parent_pattern[];
extern const char *parent_pattern;
extern const char default_sort_order[];
extern int sort__need_collapse;
extern int sort__has_parent;
extern int sort__has_sym;
extern int sort__branch_mode;
extern struct sort_entry sort_comm;
extern struct sort_entry sort_dso;
extern struct sort_entry sort_sym;
extern struct sort_entry sort_parent;
extern struct sort_entry sort_dso_from;
extern struct sort_entry sort_dso_to;
extern struct sort_entry sort_sym_from;
extern struct sort_entry sort_sym_to;
extern enum sort_type sort__first_dimension;

struct he_stat {
    u64         period;
    u64         period_sys;
    u64         period_us;
    u64         period_guest_sys;
    u64         period_guest_us;
    u32         nr_events;
};

struct hist_entry {
    struct rb_node      rb_node_in;
    struct rb_node      rb_node;
    struct he_stat      stat;
    struct map_symbol   ms;
    struct thread       *thread;
    u64         ip;
    s32         cpu;

    /* XXX These two should move to some tree widget lib */
    u16         row_offset;
    u16         nr_rows;

    bool            init_have_children;
    char            level;
    bool            used;
    u8          filtered;
    char            *srcline;
    struct symbol       *parent;
    unsigned long       position;
    union {
        struct hist_entry *pair;
        struct rb_root    sorted_chain;
    };
    struct branch_info  *branch_info;
    struct hists        *hists;
    struct callchain_root   callchain[0];
};

enum sort_type {
    SORT_PID,
    SORT_COMM,
    SORT_DSO,
    SORT_SYM,
    SORT_PARENT,
    SORT_CPU,
    SORT_DSO_FROM,
    SORT_DSO_TO,
    SORT_SYM_FROM,
    SORT_SYM_TO,
    SORT_MISPREDICT,
    SORT_SRCLINE,
};

/*
 * configurable sorting bits
 */

struct sort_entry {
    struct list_head list;

    const char *se_header;

    int64_t (*se_cmp)(struct hist_entry *, struct hist_entry *);
    int64_t (*se_collapse)(struct hist_entry *, struct hist_entry *);
    int (*se_snprintf)(struct hist_entry *self, char *bf, size_t size,
                   unsigned int width);
    u8  se_width_idx;
    bool    elide;
};

extern struct sort_entry sort_thread;
extern struct list_head hist_entry__sort_list;

void setup_sorting(const char * const usagestr[], const struct option *opts);
extern int sort_dimension__add(const char *);
void sort_entry__setup_elide(struct sort_entry *self, struct strlist *list,
                 const char *list_name, FILE *fp);

#endif  /* __PERF_SORT_H */