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