1 #ifndef __PERF_ANNOTATE_H
2 #define __PERF_ANNOTATE_H
3
4 #include <stdbool.h>
5 #include <stdint.h>
6 #include <linux/types.h>
7 #include "symbol.h"
8 #include "hist.h"
9 #include "sort.h"
10 #include <linux/list.h>
11 #include <linux/rbtree.h>
12 #include <pthread.h>
13
14 struct ins;
15
16 struct ins_operands {
17 char *raw;
18 struct {
19 char *raw;
20 char *name;
21 u64 addr;
22 u64 offset;
23 } target;
24 union {
25 struct {
26 char *raw;
27 char *name;
28 u64 addr;
29 } source;
30 struct {
31 struct ins *ins;
32 struct ins_operands *ops;
33 } locked;
34 };
35 };
36
37 struct ins_ops {
38 void (*free)(struct ins_operands *ops);
39 int (*parse)(struct ins_operands *ops);
40 int (*scnprintf)(struct ins *ins, char *bf, size_t size,
41 struct ins_operands *ops);
42 };
43
44 struct ins {
45 const char *name;
46 struct ins_ops *ops;
47 };
48
49 bool ins__is_jump(const struct ins *ins);
50 bool ins__is_call(const struct ins *ins);
51 int ins__scnprintf(struct ins *ins, char *bf, size_t size, struct ins_operands *ops);
52
53 struct annotation;
54
55 struct disasm_line {
56 struct list_head node;
57 s64 offset;
58 char *line;
59 char *name;
60 struct ins *ins;
61 int line_nr;
62 struct ins_operands ops;
63 };
64
disasm_line__has_offset(const struct disasm_line * dl)65 static inline bool disasm_line__has_offset(const struct disasm_line *dl)
66 {
67 return dl->ops.target.offset != UINT64_MAX;
68 }
69
70 void disasm_line__free(struct disasm_line *dl);
71 struct disasm_line *disasm__get_next_ip_line(struct list_head *head, struct disasm_line *pos);
72 int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool raw);
73 size_t disasm__fprintf(struct list_head *head, FILE *fp);
74 double disasm__calc_percent(struct annotation *notes, int evidx, s64 offset,
75 s64 end, const char **path);
76
77 struct sym_hist {
78 u64 sum;
79 u64 addr[0];
80 };
81
82 struct source_line_percent {
83 double percent;
84 double percent_sum;
85 };
86
87 struct source_line {
88 struct rb_node node;
89 char *path;
90 int nr_pcnt;
91 struct source_line_percent p[1];
92 };
93
94 /** struct annotated_source - symbols with hits have this attached as in sannotation
95 *
96 * @histogram: Array of addr hit histograms per event being monitored
97 * @lines: If 'print_lines' is specified, per source code line percentages
98 * @source: source parsed from a disassembler like objdump -dS
99 *
100 * lines is allocated, percentages calculated and all sorted by percentage
101 * when the annotation is about to be presented, so the percentages are for
102 * one of the entries in the histogram array, i.e. for the event/counter being
103 * presented. It is deallocated right after symbol__{tui,tty,etc}_annotate
104 * returns.
105 */
106 struct annotated_source {
107 struct list_head source;
108 struct source_line *lines;
109 int nr_histograms;
110 int sizeof_sym_hist;
111 struct sym_hist histograms[0];
112 };
113
114 struct annotation {
115 pthread_mutex_t lock;
116 struct annotated_source *src;
117 };
118
annotation__histogram(struct annotation * notes,int idx)119 static inline struct sym_hist *annotation__histogram(struct annotation *notes, int idx)
120 {
121 return (((void *)¬es->src->histograms) +
122 (notes->src->sizeof_sym_hist * idx));
123 }
124
symbol__annotation(struct symbol * sym)125 static inline struct annotation *symbol__annotation(struct symbol *sym)
126 {
127 return (void *)sym - symbol_conf.priv_size;
128 }
129
130 int addr_map_symbol__inc_samples(struct addr_map_symbol *ams, int evidx);
131
132 int hist_entry__inc_addr_samples(struct hist_entry *he, int evidx, u64 addr);
133
134 int symbol__alloc_hist(struct symbol *sym);
135 void symbol__annotate_zero_histograms(struct symbol *sym);
136
137 int symbol__annotate(struct symbol *sym, struct map *map, size_t privsize);
138
139 int hist_entry__annotate(struct hist_entry *he, size_t privsize);
140
141 int symbol__annotate_init(struct map *map __maybe_unused, struct symbol *sym);
142 int symbol__annotate_printf(struct symbol *sym, struct map *map,
143 struct perf_evsel *evsel, bool full_paths,
144 int min_pcnt, int max_lines, int context);
145 void symbol__annotate_zero_histogram(struct symbol *sym, int evidx);
146 void symbol__annotate_decay_histogram(struct symbol *sym, int evidx);
147 void disasm__purge(struct list_head *head);
148
149 bool ui__has_annotation(void);
150
151 int symbol__tty_annotate(struct symbol *sym, struct map *map,
152 struct perf_evsel *evsel, bool print_lines,
153 bool full_paths, int min_pcnt, int max_lines);
154
155 #ifdef HAVE_SLANG_SUPPORT
156 int symbol__tui_annotate(struct symbol *sym, struct map *map,
157 struct perf_evsel *evsel,
158 struct hist_browser_timer *hbt);
159 #else
symbol__tui_annotate(struct symbol * sym __maybe_unused,struct map * map __maybe_unused,struct perf_evsel * evsel __maybe_unused,struct hist_browser_timer * hbt __maybe_unused)160 static inline int symbol__tui_annotate(struct symbol *sym __maybe_unused,
161 struct map *map __maybe_unused,
162 struct perf_evsel *evsel __maybe_unused,
163 struct hist_browser_timer *hbt
164 __maybe_unused)
165 {
166 return 0;
167 }
168 #endif
169
170 extern const char *disassembler_style;
171
172 #endif /* __PERF_ANNOTATE_H */
173