1 #include <inttypes.h> 2 #include <stdio.h> 3 #include <stdbool.h> 4 #include <traceevent/event-parse.h> 5 #include "evsel.h" 6 #include "callchain.h" 7 #include "map.h" 8 #include "strlist.h" 9 #include "symbol.h" 10 11 static int comma_fprintf(FILE *fp, bool *first, const char *fmt, ...) 12 { 13 va_list args; 14 int ret = 0; 15 16 if (!*first) { 17 ret += fprintf(fp, ","); 18 } else { 19 ret += fprintf(fp, ":"); 20 *first = false; 21 } 22 23 va_start(args, fmt); 24 ret += vfprintf(fp, fmt, args); 25 va_end(args); 26 return ret; 27 } 28 29 static int __print_attr__fprintf(FILE *fp, const char *name, const char *val, void *priv) 30 { 31 return comma_fprintf(fp, (bool *)priv, " %s: %s", name, val); 32 } 33 34 int perf_evsel__fprintf(struct perf_evsel *evsel, 35 struct perf_attr_details *details, FILE *fp) 36 { 37 bool first = true; 38 int printed = 0; 39 40 if (details->event_group) { 41 struct perf_evsel *pos; 42 43 if (!perf_evsel__is_group_leader(evsel)) 44 return 0; 45 46 if (evsel->nr_members > 1) 47 printed += fprintf(fp, "%s{", evsel->group_name ?: ""); 48 49 printed += fprintf(fp, "%s", perf_evsel__name(evsel)); 50 for_each_group_member(pos, evsel) 51 printed += fprintf(fp, ",%s", perf_evsel__name(pos)); 52 53 if (evsel->nr_members > 1) 54 printed += fprintf(fp, "}"); 55 goto out; 56 } 57 58 printed += fprintf(fp, "%s", perf_evsel__name(evsel)); 59 60 if (details->verbose) { 61 printed += perf_event_attr__fprintf(fp, &evsel->attr, 62 __print_attr__fprintf, &first); 63 } else if (details->freq) { 64 const char *term = "sample_freq"; 65 66 if (!evsel->attr.freq) 67 term = "sample_period"; 68 69 printed += comma_fprintf(fp, &first, " %s=%" PRIu64, 70 term, (u64)evsel->attr.sample_freq); 71 } 72 73 if (details->trace_fields) { 74 struct format_field *field; 75 76 if (evsel->attr.type != PERF_TYPE_TRACEPOINT) { 77 printed += comma_fprintf(fp, &first, " (not a tracepoint)"); 78 goto out; 79 } 80 81 field = evsel->tp_format->format.fields; 82 if (field == NULL) { 83 printed += comma_fprintf(fp, &first, " (no trace field)"); 84 goto out; 85 } 86 87 printed += comma_fprintf(fp, &first, " trace_fields: %s", field->name); 88 89 field = field->next; 90 while (field) { 91 printed += comma_fprintf(fp, &first, "%s", field->name); 92 field = field->next; 93 } 94 } 95 out: 96 fputc('\n', fp); 97 return ++printed; 98 } 99 100 int sample__fprintf_callchain(struct perf_sample *sample, int left_alignment, 101 unsigned int print_opts, struct callchain_cursor *cursor, 102 FILE *fp) 103 { 104 int printed = 0; 105 struct callchain_cursor_node *node; 106 int print_ip = print_opts & EVSEL__PRINT_IP; 107 int print_sym = print_opts & EVSEL__PRINT_SYM; 108 int print_dso = print_opts & EVSEL__PRINT_DSO; 109 int print_symoffset = print_opts & EVSEL__PRINT_SYMOFFSET; 110 int print_oneline = print_opts & EVSEL__PRINT_ONELINE; 111 int print_srcline = print_opts & EVSEL__PRINT_SRCLINE; 112 int print_unknown_as_addr = print_opts & EVSEL__PRINT_UNKNOWN_AS_ADDR; 113 int print_arrow = print_opts & EVSEL__PRINT_CALLCHAIN_ARROW; 114 int print_skip_ignored = print_opts & EVSEL__PRINT_SKIP_IGNORED; 115 char s = print_oneline ? ' ' : '\t'; 116 bool first = true; 117 118 if (sample->callchain) { 119 struct addr_location node_al; 120 121 callchain_cursor_commit(cursor); 122 123 while (1) { 124 u64 addr = 0; 125 126 node = callchain_cursor_current(cursor); 127 if (!node) 128 break; 129 130 if (node->sym && node->sym->ignore && print_skip_ignored) 131 goto next; 132 133 printed += fprintf(fp, "%-*.*s", left_alignment, left_alignment, " "); 134 135 if (print_arrow && !first) 136 printed += fprintf(fp, " <-"); 137 138 if (print_ip) 139 printed += fprintf(fp, "%c%16" PRIx64, s, node->ip); 140 141 if (node->map) 142 addr = node->map->map_ip(node->map, node->ip); 143 144 if (print_sym) { 145 printed += fprintf(fp, " "); 146 node_al.addr = addr; 147 node_al.map = node->map; 148 149 if (print_symoffset) { 150 printed += __symbol__fprintf_symname_offs(node->sym, &node_al, 151 print_unknown_as_addr, 152 true, fp); 153 } else { 154 printed += __symbol__fprintf_symname(node->sym, &node_al, 155 print_unknown_as_addr, fp); 156 } 157 } 158 159 if (print_dso) { 160 printed += fprintf(fp, " ("); 161 printed += map__fprintf_dsoname(node->map, fp); 162 printed += fprintf(fp, ")"); 163 } 164 165 if (print_srcline) 166 printed += map__fprintf_srcline(node->map, addr, "\n ", fp); 167 168 if (!print_oneline) 169 printed += fprintf(fp, "\n"); 170 171 if (symbol_conf.bt_stop_list && 172 node->sym && 173 strlist__has_entry(symbol_conf.bt_stop_list, 174 node->sym->name)) { 175 break; 176 } 177 178 first = false; 179 next: 180 callchain_cursor_advance(cursor); 181 } 182 } 183 184 return printed; 185 } 186 187 int sample__fprintf_sym(struct perf_sample *sample, struct addr_location *al, 188 int left_alignment, unsigned int print_opts, 189 struct callchain_cursor *cursor, FILE *fp) 190 { 191 int printed = 0; 192 int print_ip = print_opts & EVSEL__PRINT_IP; 193 int print_sym = print_opts & EVSEL__PRINT_SYM; 194 int print_dso = print_opts & EVSEL__PRINT_DSO; 195 int print_symoffset = print_opts & EVSEL__PRINT_SYMOFFSET; 196 int print_srcline = print_opts & EVSEL__PRINT_SRCLINE; 197 int print_unknown_as_addr = print_opts & EVSEL__PRINT_UNKNOWN_AS_ADDR; 198 199 if (cursor != NULL) { 200 printed += sample__fprintf_callchain(sample, left_alignment, 201 print_opts, cursor, fp); 202 } else { 203 printed += fprintf(fp, "%-*.*s", left_alignment, left_alignment, " "); 204 205 if (print_ip) 206 printed += fprintf(fp, "%16" PRIx64, sample->ip); 207 208 if (print_sym) { 209 printed += fprintf(fp, " "); 210 if (print_symoffset) { 211 printed += __symbol__fprintf_symname_offs(al->sym, al, 212 print_unknown_as_addr, 213 true, fp); 214 } else { 215 printed += __symbol__fprintf_symname(al->sym, al, 216 print_unknown_as_addr, fp); 217 } 218 } 219 220 if (print_dso) { 221 printed += fprintf(fp, " ("); 222 printed += map__fprintf_dsoname(al->map, fp); 223 printed += fprintf(fp, ")"); 224 } 225 226 if (print_srcline) 227 printed += map__fprintf_srcline(al->map, al->addr, "\n ", fp); 228 } 229 230 return printed; 231 } 232