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 int sort__branch_mode;
35 extern char *field_sep;
36 extern struct sort_entry sort_comm;
37 extern struct sort_entry sort_dso;
38 extern struct sort_entry sort_sym;
39 extern struct sort_entry sort_parent;
40 extern struct sort_entry sort_dso_from;
41 extern struct sort_entry sort_dso_to;
42 extern struct sort_entry sort_sym_from;
43 extern struct sort_entry sort_sym_to;
44 extern enum sort_type sort__first_dimension;
45 
46 /**
47  * struct hist_entry - histogram entry
48  *
49  * @row_offset - offset from the first callchain expanded to appear on screen
50  * @nr_rows - rows expanded in callchain, recalculated on folding/unfolding
51  */
52 struct hist_entry {
53 	struct rb_node		rb_node_in;
54 	struct rb_node		rb_node;
55 	u64			period;
56 	u64			period_sys;
57 	u64			period_us;
58 	u64			period_guest_sys;
59 	u64			period_guest_us;
60 	struct map_symbol	ms;
61 	struct thread		*thread;
62 	u64			ip;
63 	s32			cpu;
64 	u32			nr_events;
65 
66 	/* XXX These two should move to some tree widget lib */
67 	u16			row_offset;
68 	u16			nr_rows;
69 
70 	bool			init_have_children;
71 	char			level;
72 	bool			used;
73 	u8			filtered;
74 	struct symbol		*parent;
75 	union {
76 		unsigned long	  position;
77 		struct hist_entry *pair;
78 		struct rb_root	  sorted_chain;
79 	};
80 	struct branch_info	*branch_info;
81 	struct callchain_root	callchain[0];
82 };
83 
84 enum sort_type {
85 	SORT_PID,
86 	SORT_COMM,
87 	SORT_DSO,
88 	SORT_SYM,
89 	SORT_PARENT,
90 	SORT_CPU,
91 	SORT_DSO_FROM,
92 	SORT_DSO_TO,
93 	SORT_SYM_FROM,
94 	SORT_SYM_TO,
95 	SORT_MISPREDICT,
96 };
97 
98 /*
99  * configurable sorting bits
100  */
101 
102 struct sort_entry {
103 	struct list_head list;
104 
105 	const char *se_header;
106 
107 	int64_t (*se_cmp)(struct hist_entry *, struct hist_entry *);
108 	int64_t (*se_collapse)(struct hist_entry *, struct hist_entry *);
109 	int	(*se_snprintf)(struct hist_entry *self, char *bf, size_t size,
110 			       unsigned int width);
111 	u8	se_width_idx;
112 	bool	elide;
113 };
114 
115 extern struct sort_entry sort_thread;
116 extern struct list_head hist_entry__sort_list;
117 
118 void setup_sorting(const char * const usagestr[], const struct option *opts);
119 extern int sort_dimension__add(const char *);
120 void sort_entry__setup_elide(struct sort_entry *self, struct strlist *list,
121 			     const char *list_name, FILE *fp);
122 
123 #endif	/* __PERF_SORT_H */
124