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