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 struct ins_operands ops; 62 }; 63 64 static inline bool disasm_line__has_offset(const struct disasm_line *dl) 65 { 66 return dl->ops.target.offset != UINT64_MAX; 67 } 68 69 void disasm_line__free(struct disasm_line *dl); 70 struct disasm_line *disasm__get_next_ip_line(struct list_head *head, struct disasm_line *pos); 71 int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool raw); 72 size_t disasm__fprintf(struct list_head *head, FILE *fp); 73 double disasm__calc_percent(struct annotation *notes, int evidx, s64 offset, 74 s64 end, const char **path); 75 76 struct sym_hist { 77 u64 sum; 78 u64 addr[0]; 79 }; 80 81 struct source_line_percent { 82 double percent; 83 double percent_sum; 84 }; 85 86 struct source_line { 87 struct rb_node node; 88 char *path; 89 int nr_pcnt; 90 struct source_line_percent p[1]; 91 }; 92 93 /** struct annotated_source - symbols with hits have this attached as in sannotation 94 * 95 * @histogram: Array of addr hit histograms per event being monitored 96 * @lines: If 'print_lines' is specified, per source code line percentages 97 * @source: source parsed from a disassembler like objdump -dS 98 * 99 * lines is allocated, percentages calculated and all sorted by percentage 100 * when the annotation is about to be presented, so the percentages are for 101 * one of the entries in the histogram array, i.e. for the event/counter being 102 * presented. It is deallocated right after symbol__{tui,tty,etc}_annotate 103 * returns. 104 */ 105 struct annotated_source { 106 struct list_head source; 107 struct source_line *lines; 108 int nr_histograms; 109 int sizeof_sym_hist; 110 struct sym_hist histograms[0]; 111 }; 112 113 struct annotation { 114 pthread_mutex_t lock; 115 struct annotated_source *src; 116 }; 117 118 struct sannotation { 119 struct annotation annotation; 120 struct symbol symbol; 121 }; 122 123 static inline struct sym_hist *annotation__histogram(struct annotation *notes, int idx) 124 { 125 return (((void *)¬es->src->histograms) + 126 (notes->src->sizeof_sym_hist * idx)); 127 } 128 129 static inline struct annotation *symbol__annotation(struct symbol *sym) 130 { 131 struct sannotation *a = container_of(sym, struct sannotation, symbol); 132 return &a->annotation; 133 } 134 135 int addr_map_symbol__inc_samples(struct addr_map_symbol *ams, int evidx); 136 137 int hist_entry__inc_addr_samples(struct hist_entry *he, int evidx, u64 addr); 138 139 int symbol__alloc_hist(struct symbol *sym); 140 void symbol__annotate_zero_histograms(struct symbol *sym); 141 142 int symbol__annotate(struct symbol *sym, struct map *map, size_t privsize); 143 144 int hist_entry__annotate(struct hist_entry *he, size_t privsize); 145 146 int symbol__annotate_init(struct map *map __maybe_unused, struct symbol *sym); 147 int symbol__annotate_printf(struct symbol *sym, struct map *map, 148 struct perf_evsel *evsel, bool full_paths, 149 int min_pcnt, int max_lines, int context); 150 void symbol__annotate_zero_histogram(struct symbol *sym, int evidx); 151 void symbol__annotate_decay_histogram(struct symbol *sym, int evidx); 152 void disasm__purge(struct list_head *head); 153 154 bool ui__has_annotation(void); 155 156 int symbol__tty_annotate(struct symbol *sym, struct map *map, 157 struct perf_evsel *evsel, bool print_lines, 158 bool full_paths, int min_pcnt, int max_lines); 159 160 #ifdef HAVE_SLANG_SUPPORT 161 int symbol__tui_annotate(struct symbol *sym, struct map *map, 162 struct perf_evsel *evsel, 163 struct hist_browser_timer *hbt); 164 #else 165 static inline int symbol__tui_annotate(struct symbol *sym __maybe_unused, 166 struct map *map __maybe_unused, 167 struct perf_evsel *evsel __maybe_unused, 168 struct hist_browser_timer *hbt 169 __maybe_unused) 170 { 171 return 0; 172 } 173 #endif 174 175 extern const char *disassembler_style; 176 177 #endif /* __PERF_ANNOTATE_H */ 178