tools/perf/util/sort.h

   1 #ifndef __PERF_SORT_H
   2 #define __PERF_SORT_H
   3 #include "../builtin.h"
   4
   5 #include "util.h"
   6
   7 #include "color.h"
   8 #include <linux/list.h>
   9 #include "cache.h"
  10 #include <linux/rbtree.h>
  11 #include "symbol.h"
  12 #include "string.h"
  13 #include "callchain.h"
  14 #include "strlist.h"
  15 #include "values.h"
  16
  17 #include "../perf.h"
  18 #include "debug.h"
  19 #include "header.h"
  20
  21 #include "parse-options.h"
  22 #include "parse-events.h"
  23
  24 #include "thread.h"
  25 #include "sort.h"
  26
  27 extern regex_t parent_regex;
  28 extern const char *sort_order;
  29 extern const char default_parent_pattern[];
  30 extern const char *parent_pattern;
  31 extern const char default_sort_order[];
  32 extern int sort__need_collapse;
  33 extern int sort__has_parent;
  34 extern char *field_sep;
  35 extern struct sort_entry sort_comm;
  36 extern struct sort_entry sort_dso;
  37 extern struct sort_entry sort_sym;
  38 extern struct sort_entry sort_parent;
  39 extern enum sort_type sort__first_dimension;
  40
  41 /**
  42  * struct hist_entry - histogram entry
  43  *
  44  * @row_offset - offset from the first callchain expanded to appear on screen
  45  * @nr_rows - rows expanded in callchain, recalculated on folding/unfolding
  46  */
  47 struct hist_entry {
  48         struct rb_node          rb_node;
  49         u64                     period;
  50         u64                     period_sys;
  51         u64                     period_us;
  52         u64                     period_guest_sys;
  53         u64                     period_guest_us;
  54         struct map_symbol       ms;
  55         struct thread           *thread;
  56         u64                     ip;
  57         s32                     cpu;
  58         u32                     nr_events;
  59
  60         /* XXX These two should move to some tree widget lib */
  61         u16                     row_offset;
  62         u16                     nr_rows;
  63
  64         bool                    init_have_children;
  65         char                    level;
  66         u8                      filtered;
  67         struct symbol           *parent;
  68         union {
  69                 unsigned long     position;
  70                 struct hist_entry *pair;
  71                 struct rb_root    sorted_chain;
  72         };
  73         struct callchain_root   callchain[0];
  74 };
  75
  76 enum sort_type {
  77         SORT_PID,
  78         SORT_COMM,
  79         SORT_DSO,
  80         SORT_SYM,
  81         SORT_PARENT,
  82         SORT_CPU,
  83 };
  84
  85 /*
  86  * configurable sorting bits
  87  */
  88
  89 struct sort_entry {
  90         struct list_head list;
  91
  92         const char *se_header;
  93
  94         int64_t (*se_cmp)(struct hist_entry *, struct hist_entry *);
  95         int64_t (*se_collapse)(struct hist_entry *, struct hist_entry *);
  96         int     (*se_snprintf)(struct hist_entry *self, char *bf, size_t size,
  97                                unsigned int width);
  98         u8      se_width_idx;
  99         bool    elide;
 100 };
 101
 102 extern struct sort_entry sort_thread;
 103 extern struct list_head hist_entry__sort_list;
 104
 105 void setup_sorting(const char * const usagestr[], const struct option *opts);
 106
 107 extern size_t sort__thread_print(FILE *, struct hist_entry *, unsigned int);
 108 extern size_t sort__comm_print(FILE *, struct hist_entry *, unsigned int);
 109 extern size_t sort__dso_print(FILE *, struct hist_entry *, unsigned int);
 110 extern size_t sort__sym_print(FILE *, struct hist_entry *, unsigned int __used);
 111 extern int64_t cmp_null(void *, void *);
 112 extern int64_t sort__thread_cmp(struct hist_entry *, struct hist_entry *);
 113 extern int64_t sort__comm_cmp(struct hist_entry *, struct hist_entry *);
 114 extern int64_t sort__comm_collapse(struct hist_entry *, struct hist_entry *);
 115 extern int64_t sort__dso_cmp(struct hist_entry *, struct hist_entry *);
 116 extern int64_t sort__sym_cmp(struct hist_entry *, struct hist_entry *);
 117 extern int64_t sort__parent_cmp(struct hist_entry *, struct hist_entry *);
 118 int64_t sort__cpu_cmp(struct hist_entry *left, struct hist_entry *right);
 119 extern size_t sort__parent_print(FILE *, struct hist_entry *, unsigned int);
 120 extern int sort_dimension__add(const char *);
 121 void sort_entry__setup_elide(struct sort_entry *self, struct strlist *list,
 122                              const char *list_name, FILE *fp);
 123
 124 #endif  /* __PERF_SORT_H */