Namhyung Kim | ea251d5 | 2012-09-03 11:53:06 +0900 | [diff] [blame^] | 1 | #include <math.h> |
| 2 | |
| 3 | #include "../util/hist.h" |
| 4 | #include "../util/util.h" |
| 5 | #include "../util/sort.h" |
| 6 | |
| 7 | |
| 8 | /* hist period print (hpp) functions */ |
| 9 | static int hpp__header_overhead(struct perf_hpp *hpp) |
| 10 | { |
| 11 | if (hpp->ptr) |
| 12 | return scnprintf(hpp->buf, hpp->size, "Baseline"); |
| 13 | else |
| 14 | return scnprintf(hpp->buf, hpp->size, "Overhead"); |
| 15 | } |
| 16 | |
| 17 | static int hpp__width_overhead(struct perf_hpp *hpp __used) |
| 18 | { |
| 19 | return 8; |
| 20 | } |
| 21 | |
| 22 | static int hpp__color_overhead(struct perf_hpp *hpp, struct hist_entry *he) |
| 23 | { |
| 24 | double percent = 100.0 * he->period / hpp->total_period; |
| 25 | |
| 26 | if (hpp->ptr) { |
| 27 | struct hists *old_hists = hpp->ptr; |
| 28 | u64 total_period = old_hists->stats.total_period; |
| 29 | u64 base_period = he->pair ? he->pair->period : 0; |
| 30 | |
| 31 | if (total_period) |
| 32 | percent = 100.0 * base_period / total_period; |
| 33 | else |
| 34 | percent = 0.0; |
| 35 | } |
| 36 | |
| 37 | return percent_color_snprintf(hpp->buf, hpp->size, " %5.2f%%", percent); |
| 38 | } |
| 39 | |
| 40 | static int hpp__entry_overhead(struct perf_hpp *hpp, struct hist_entry *he) |
| 41 | { |
| 42 | double percent = 100.0 * he->period / hpp->total_period; |
| 43 | |
| 44 | if (hpp->ptr) { |
| 45 | struct hists *old_hists = hpp->ptr; |
| 46 | u64 total_period = old_hists->stats.total_period; |
| 47 | u64 base_period = he->pair ? he->pair->period : 0; |
| 48 | |
| 49 | if (total_period) |
| 50 | percent = 100.0 * base_period / total_period; |
| 51 | else |
| 52 | percent = 0.0; |
| 53 | } |
| 54 | |
| 55 | return scnprintf(hpp->buf, hpp->size, " %5.2f%%", percent); |
| 56 | } |
| 57 | |
| 58 | static int hpp__header_overhead_sys(struct perf_hpp *hpp) |
| 59 | { |
| 60 | return scnprintf(hpp->buf, hpp->size, " sys "); |
| 61 | } |
| 62 | |
| 63 | static int hpp__width_overhead_sys(struct perf_hpp *hpp __used) |
| 64 | { |
| 65 | return 6; |
| 66 | } |
| 67 | |
| 68 | static int hpp__color_overhead_sys(struct perf_hpp *hpp, struct hist_entry *he) |
| 69 | { |
| 70 | double percent = 100.0 * he->period_sys / hpp->total_period; |
| 71 | return percent_color_snprintf(hpp->buf, hpp->size, "%5.2f%%", percent); |
| 72 | } |
| 73 | |
| 74 | static int hpp__entry_overhead_sys(struct perf_hpp *hpp, struct hist_entry *he) |
| 75 | { |
| 76 | double percent = 100.0 * he->period_sys / hpp->total_period; |
| 77 | return scnprintf(hpp->buf, hpp->size, "%5.2f%%", percent); |
| 78 | } |
| 79 | |
| 80 | static int hpp__header_overhead_us(struct perf_hpp *hpp) |
| 81 | { |
| 82 | return scnprintf(hpp->buf, hpp->size, " user "); |
| 83 | } |
| 84 | |
| 85 | static int hpp__width_overhead_us(struct perf_hpp *hpp __used) |
| 86 | { |
| 87 | return 6; |
| 88 | } |
| 89 | |
| 90 | static int hpp__color_overhead_us(struct perf_hpp *hpp, struct hist_entry *he) |
| 91 | { |
| 92 | double percent = 100.0 * he->period_us / hpp->total_period; |
| 93 | return percent_color_snprintf(hpp->buf, hpp->size, "%5.2f%%", percent); |
| 94 | } |
| 95 | |
| 96 | static int hpp__entry_overhead_us(struct perf_hpp *hpp, struct hist_entry *he) |
| 97 | { |
| 98 | double percent = 100.0 * he->period_us / hpp->total_period; |
| 99 | return scnprintf(hpp->buf, hpp->size, "%5.2f%%", percent); |
| 100 | } |
| 101 | |
| 102 | static int hpp__header_overhead_guest_sys(struct perf_hpp *hpp) |
| 103 | { |
| 104 | return scnprintf(hpp->buf, hpp->size, "guest sys"); |
| 105 | } |
| 106 | |
| 107 | static int hpp__width_overhead_guest_sys(struct perf_hpp *hpp __used) |
| 108 | { |
| 109 | return 9; |
| 110 | } |
| 111 | |
| 112 | static int hpp__color_overhead_guest_sys(struct perf_hpp *hpp, |
| 113 | struct hist_entry *he) |
| 114 | { |
| 115 | double percent = 100.0 * he->period_guest_sys / hpp->total_period; |
| 116 | return percent_color_snprintf(hpp->buf, hpp->size, " %5.2f%% ", percent); |
| 117 | } |
| 118 | |
| 119 | static int hpp__entry_overhead_guest_sys(struct perf_hpp *hpp, |
| 120 | struct hist_entry *he) |
| 121 | { |
| 122 | double percent = 100.0 * he->period_guest_sys / hpp->total_period; |
| 123 | return scnprintf(hpp->buf, hpp->size, " %5.2f%% ", percent); |
| 124 | } |
| 125 | |
| 126 | static int hpp__header_overhead_guest_us(struct perf_hpp *hpp) |
| 127 | { |
| 128 | return scnprintf(hpp->buf, hpp->size, "guest usr"); |
| 129 | } |
| 130 | |
| 131 | static int hpp__width_overhead_guest_us(struct perf_hpp *hpp __used) |
| 132 | { |
| 133 | return 9; |
| 134 | } |
| 135 | |
| 136 | static int hpp__color_overhead_guest_us(struct perf_hpp *hpp, |
| 137 | struct hist_entry *he) |
| 138 | { |
| 139 | double percent = 100.0 * he->period_guest_us / hpp->total_period; |
| 140 | return percent_color_snprintf(hpp->buf, hpp->size, " %5.2f%% ", percent); |
| 141 | } |
| 142 | |
| 143 | static int hpp__entry_overhead_guest_us(struct perf_hpp *hpp, |
| 144 | struct hist_entry *he) |
| 145 | { |
| 146 | double percent = 100.0 * he->period_guest_us / hpp->total_period; |
| 147 | return scnprintf(hpp->buf, hpp->size, " %5.2f%% ", percent); |
| 148 | } |
| 149 | |
| 150 | static int hpp__header_samples(struct perf_hpp *hpp) |
| 151 | { |
| 152 | return scnprintf(hpp->buf, hpp->size, " Samples "); |
| 153 | } |
| 154 | |
| 155 | static int hpp__width_samples(struct perf_hpp *hpp __used) |
| 156 | { |
| 157 | return 11; |
| 158 | } |
| 159 | |
| 160 | static int hpp__entry_samples(struct perf_hpp *hpp, struct hist_entry *he) |
| 161 | { |
| 162 | return scnprintf(hpp->buf, hpp->size, "%11" PRIu64, he->nr_events); |
| 163 | } |
| 164 | |
| 165 | static int hpp__header_period(struct perf_hpp *hpp) |
| 166 | { |
| 167 | return scnprintf(hpp->buf, hpp->size, " Period "); |
| 168 | } |
| 169 | |
| 170 | static int hpp__width_period(struct perf_hpp *hpp __used) |
| 171 | { |
| 172 | return 12; |
| 173 | } |
| 174 | |
| 175 | static int hpp__entry_period(struct perf_hpp *hpp, struct hist_entry *he) |
| 176 | { |
| 177 | return scnprintf(hpp->buf, hpp->size, "%12" PRIu64, he->period); |
| 178 | } |
| 179 | |
| 180 | static int hpp__header_delta(struct perf_hpp *hpp) |
| 181 | { |
| 182 | return scnprintf(hpp->buf, hpp->size, " Delta "); |
| 183 | } |
| 184 | |
| 185 | static int hpp__width_delta(struct perf_hpp *hpp __used) |
| 186 | { |
| 187 | return 7; |
| 188 | } |
| 189 | |
| 190 | static int hpp__entry_delta(struct perf_hpp *hpp, struct hist_entry *he) |
| 191 | { |
| 192 | struct hists *pair_hists = hpp->ptr; |
| 193 | u64 old_total, new_total; |
| 194 | double old_percent = 0, new_percent = 0; |
| 195 | double diff; |
| 196 | char buf[32]; |
| 197 | |
| 198 | old_total = pair_hists->stats.total_period; |
| 199 | if (old_total > 0 && he->pair) |
| 200 | old_percent = 100.0 * he->pair->period / old_total; |
| 201 | |
| 202 | new_total = hpp->total_period; |
| 203 | if (new_total > 0) |
| 204 | new_percent = 100.0 * he->period / new_total; |
| 205 | |
| 206 | diff = new_percent - old_percent; |
| 207 | if (fabs(diff) < 0.01) |
| 208 | return scnprintf(hpp->buf, hpp->size, " "); |
| 209 | |
| 210 | scnprintf(buf, sizeof(buf), "%+4.2F%%", diff); |
| 211 | return scnprintf(hpp->buf, hpp->size, "%7.7s", buf); |
| 212 | } |
| 213 | |
| 214 | static int hpp__header_displ(struct perf_hpp *hpp) |
| 215 | { |
| 216 | return scnprintf(hpp->buf, hpp->size, "Displ."); |
| 217 | } |
| 218 | |
| 219 | static int hpp__width_displ(struct perf_hpp *hpp __used) |
| 220 | { |
| 221 | return 6; |
| 222 | } |
| 223 | |
| 224 | static int hpp__entry_displ(struct perf_hpp *hpp, struct hist_entry *he __used) |
| 225 | { |
| 226 | char buf[32]; |
| 227 | |
| 228 | if (!hpp->displacement) |
| 229 | return scnprintf(hpp->buf, hpp->size, " "); |
| 230 | |
| 231 | scnprintf(buf, sizeof(buf), "%+4ld", hpp->displacement); |
| 232 | return scnprintf(hpp->buf, hpp->size, "%6.6s", buf); |
| 233 | } |
| 234 | |
| 235 | #define HPP__COLOR_PRINT_FNS(_name) \ |
| 236 | .header = hpp__header_ ## _name, \ |
| 237 | .width = hpp__width_ ## _name, \ |
| 238 | .color = hpp__color_ ## _name, \ |
| 239 | .entry = hpp__entry_ ## _name |
| 240 | |
| 241 | #define HPP__PRINT_FNS(_name) \ |
| 242 | .header = hpp__header_ ## _name, \ |
| 243 | .width = hpp__width_ ## _name, \ |
| 244 | .entry = hpp__entry_ ## _name |
| 245 | |
| 246 | struct perf_hpp_fmt perf_hpp__format[] = { |
| 247 | { .cond = true, HPP__COLOR_PRINT_FNS(overhead) }, |
| 248 | { .cond = false, HPP__COLOR_PRINT_FNS(overhead_sys) }, |
| 249 | { .cond = false, HPP__COLOR_PRINT_FNS(overhead_us) }, |
| 250 | { .cond = false, HPP__COLOR_PRINT_FNS(overhead_guest_sys) }, |
| 251 | { .cond = false, HPP__COLOR_PRINT_FNS(overhead_guest_us) }, |
| 252 | { .cond = false, HPP__PRINT_FNS(samples) }, |
| 253 | { .cond = false, HPP__PRINT_FNS(period) }, |
| 254 | { .cond = false, HPP__PRINT_FNS(delta) }, |
| 255 | { .cond = false, HPP__PRINT_FNS(displ) } |
| 256 | }; |
| 257 | |
| 258 | #undef HPP__COLOR_PRINT_FNS |
| 259 | #undef HPP__PRINT_FNS |
| 260 | |
| 261 | void perf_hpp__init(bool need_pair, bool show_displacement) |
| 262 | { |
| 263 | if (symbol_conf.show_cpu_utilization) { |
| 264 | perf_hpp__format[PERF_HPP__OVERHEAD_SYS].cond = true; |
| 265 | perf_hpp__format[PERF_HPP__OVERHEAD_US].cond = true; |
| 266 | |
| 267 | if (perf_guest) { |
| 268 | perf_hpp__format[PERF_HPP__OVERHEAD_GUEST_SYS].cond = true; |
| 269 | perf_hpp__format[PERF_HPP__OVERHEAD_GUEST_US].cond = true; |
| 270 | } |
| 271 | } |
| 272 | |
| 273 | if (symbol_conf.show_nr_samples) |
| 274 | perf_hpp__format[PERF_HPP__SAMPLES].cond = true; |
| 275 | |
| 276 | if (symbol_conf.show_total_period) |
| 277 | perf_hpp__format[PERF_HPP__PERIOD].cond = true; |
| 278 | |
| 279 | if (need_pair) { |
| 280 | perf_hpp__format[PERF_HPP__DELTA].cond = true; |
| 281 | |
| 282 | if (show_displacement) |
| 283 | perf_hpp__format[PERF_HPP__DISPL].cond = true; |
| 284 | } |
| 285 | } |
| 286 | |
| 287 | static inline void advance_hpp(struct perf_hpp *hpp, int inc) |
| 288 | { |
| 289 | hpp->buf += inc; |
| 290 | hpp->size -= inc; |
| 291 | } |
| 292 | |
| 293 | int hist_entry__period_snprintf(struct perf_hpp *hpp, struct hist_entry *he, |
| 294 | bool color) |
| 295 | { |
| 296 | const char *sep = symbol_conf.field_sep; |
| 297 | char *start = hpp->buf; |
| 298 | int i, ret; |
| 299 | |
| 300 | if (symbol_conf.exclude_other && !he->parent) |
| 301 | return 0; |
| 302 | |
| 303 | for (i = 0; i < PERF_HPP__MAX_INDEX; i++) { |
| 304 | if (!perf_hpp__format[i].cond) |
| 305 | continue; |
| 306 | |
| 307 | if (!sep || i > 0) { |
| 308 | ret = scnprintf(hpp->buf, hpp->size, "%s", sep ?: " "); |
| 309 | advance_hpp(hpp, ret); |
| 310 | } |
| 311 | |
| 312 | if (color && perf_hpp__format[i].color) |
| 313 | ret = perf_hpp__format[i].color(hpp, he); |
| 314 | else |
| 315 | ret = perf_hpp__format[i].entry(hpp, he); |
| 316 | |
| 317 | advance_hpp(hpp, ret); |
| 318 | } |
| 319 | |
| 320 | return hpp->buf - start; |
| 321 | } |
| 322 | |
| 323 | int hist_entry__sort_snprintf(struct hist_entry *he, char *s, size_t size, |
| 324 | struct hists *hists) |
| 325 | { |
| 326 | const char *sep = symbol_conf.field_sep; |
| 327 | struct sort_entry *se; |
| 328 | int ret = 0; |
| 329 | |
| 330 | list_for_each_entry(se, &hist_entry__sort_list, list) { |
| 331 | if (se->elide) |
| 332 | continue; |
| 333 | |
| 334 | ret += scnprintf(s + ret, size - ret, "%s", sep ?: " "); |
| 335 | ret += se->se_snprintf(he, s + ret, size - ret, |
| 336 | hists__col_len(hists, se->se_width_idx)); |
| 337 | } |
| 338 | |
| 339 | return ret; |
| 340 | } |