/tools/perf/ui/hist.c
https://github.com/andygross/omap_dmm_tiler · C · 527 lines · 407 code · 116 blank · 4 comment · 30 complexity · 1f1342a055578eb374e25786e0e22f54 MD5 · raw file
- #include <math.h>
- #include "../util/hist.h"
- #include "../util/util.h"
- #include "../util/sort.h"
- /* hist period print (hpp) functions */
- static int hpp__header_overhead(struct perf_hpp *hpp)
- {
- return scnprintf(hpp->buf, hpp->size, "Overhead");
- }
- static int hpp__width_overhead(struct perf_hpp *hpp __maybe_unused)
- {
- return 8;
- }
- static int hpp__color_overhead(struct perf_hpp *hpp, struct hist_entry *he)
- {
- struct hists *hists = he->hists;
- double percent = 100.0 * he->stat.period / hists->stats.total_period;
- return percent_color_snprintf(hpp->buf, hpp->size, " %6.2f%%", percent);
- }
- static int hpp__entry_overhead(struct perf_hpp *hpp, struct hist_entry *he)
- {
- struct hists *hists = he->hists;
- double percent = 100.0 * he->stat.period / hists->stats.total_period;
- const char *fmt = symbol_conf.field_sep ? "%.2f" : " %6.2f%%";
- return scnprintf(hpp->buf, hpp->size, fmt, percent);
- }
- static int hpp__header_overhead_sys(struct perf_hpp *hpp)
- {
- const char *fmt = symbol_conf.field_sep ? "%s" : "%7s";
- return scnprintf(hpp->buf, hpp->size, fmt, "sys");
- }
- static int hpp__width_overhead_sys(struct perf_hpp *hpp __maybe_unused)
- {
- return 7;
- }
- static int hpp__color_overhead_sys(struct perf_hpp *hpp, struct hist_entry *he)
- {
- struct hists *hists = he->hists;
- double percent = 100.0 * he->stat.period_sys / hists->stats.total_period;
- return percent_color_snprintf(hpp->buf, hpp->size, "%6.2f%%", percent);
- }
- static int hpp__entry_overhead_sys(struct perf_hpp *hpp, struct hist_entry *he)
- {
- struct hists *hists = he->hists;
- double percent = 100.0 * he->stat.period_sys / hists->stats.total_period;
- const char *fmt = symbol_conf.field_sep ? "%.2f" : "%6.2f%%";
- return scnprintf(hpp->buf, hpp->size, fmt, percent);
- }
- static int hpp__header_overhead_us(struct perf_hpp *hpp)
- {
- const char *fmt = symbol_conf.field_sep ? "%s" : "%7s";
- return scnprintf(hpp->buf, hpp->size, fmt, "user");
- }
- static int hpp__width_overhead_us(struct perf_hpp *hpp __maybe_unused)
- {
- return 7;
- }
- static int hpp__color_overhead_us(struct perf_hpp *hpp, struct hist_entry *he)
- {
- struct hists *hists = he->hists;
- double percent = 100.0 * he->stat.period_us / hists->stats.total_period;
- return percent_color_snprintf(hpp->buf, hpp->size, "%6.2f%%", percent);
- }
- static int hpp__entry_overhead_us(struct perf_hpp *hpp, struct hist_entry *he)
- {
- struct hists *hists = he->hists;
- double percent = 100.0 * he->stat.period_us / hists->stats.total_period;
- const char *fmt = symbol_conf.field_sep ? "%.2f" : "%6.2f%%";
- return scnprintf(hpp->buf, hpp->size, fmt, percent);
- }
- static int hpp__header_overhead_guest_sys(struct perf_hpp *hpp)
- {
- return scnprintf(hpp->buf, hpp->size, "guest sys");
- }
- static int hpp__width_overhead_guest_sys(struct perf_hpp *hpp __maybe_unused)
- {
- return 9;
- }
- static int hpp__color_overhead_guest_sys(struct perf_hpp *hpp,
- struct hist_entry *he)
- {
- struct hists *hists = he->hists;
- double percent = 100.0 * he->stat.period_guest_sys / hists->stats.total_period;
- return percent_color_snprintf(hpp->buf, hpp->size, " %6.2f%% ", percent);
- }
- static int hpp__entry_overhead_guest_sys(struct perf_hpp *hpp,
- struct hist_entry *he)
- {
- struct hists *hists = he->hists;
- double percent = 100.0 * he->stat.period_guest_sys / hists->stats.total_period;
- const char *fmt = symbol_conf.field_sep ? "%.2f" : " %6.2f%% ";
- return scnprintf(hpp->buf, hpp->size, fmt, percent);
- }
- static int hpp__header_overhead_guest_us(struct perf_hpp *hpp)
- {
- return scnprintf(hpp->buf, hpp->size, "guest usr");
- }
- static int hpp__width_overhead_guest_us(struct perf_hpp *hpp __maybe_unused)
- {
- return 9;
- }
- static int hpp__color_overhead_guest_us(struct perf_hpp *hpp,
- struct hist_entry *he)
- {
- struct hists *hists = he->hists;
- double percent = 100.0 * he->stat.period_guest_us / hists->stats.total_period;
- return percent_color_snprintf(hpp->buf, hpp->size, " %6.2f%% ", percent);
- }
- static int hpp__entry_overhead_guest_us(struct perf_hpp *hpp,
- struct hist_entry *he)
- {
- struct hists *hists = he->hists;
- double percent = 100.0 * he->stat.period_guest_us / hists->stats.total_period;
- const char *fmt = symbol_conf.field_sep ? "%.2f" : " %6.2f%% ";
- return scnprintf(hpp->buf, hpp->size, fmt, percent);
- }
- static int hpp__header_baseline(struct perf_hpp *hpp)
- {
- return scnprintf(hpp->buf, hpp->size, "Baseline");
- }
- static int hpp__width_baseline(struct perf_hpp *hpp __maybe_unused)
- {
- return 8;
- }
- static double baseline_percent(struct hist_entry *he)
- {
- struct hist_entry *pair = hist_entry__next_pair(he);
- struct hists *pair_hists = pair ? pair->hists : NULL;
- double percent = 0.0;
- if (pair) {
- u64 total_period = pair_hists->stats.total_period;
- u64 base_period = pair->stat.period;
- percent = 100.0 * base_period / total_period;
- }
- return percent;
- }
- static int hpp__color_baseline(struct perf_hpp *hpp, struct hist_entry *he)
- {
- double percent = baseline_percent(he);
- if (hist_entry__has_pairs(he))
- return percent_color_snprintf(hpp->buf, hpp->size, " %6.2f%%", percent);
- else
- return scnprintf(hpp->buf, hpp->size, " ");
- }
- static int hpp__entry_baseline(struct perf_hpp *hpp, struct hist_entry *he)
- {
- double percent = baseline_percent(he);
- const char *fmt = symbol_conf.field_sep ? "%.2f" : " %6.2f%%";
- if (hist_entry__has_pairs(he) || symbol_conf.field_sep)
- return scnprintf(hpp->buf, hpp->size, fmt, percent);
- else
- return scnprintf(hpp->buf, hpp->size, " ");
- }
- static int hpp__header_samples(struct perf_hpp *hpp)
- {
- const char *fmt = symbol_conf.field_sep ? "%s" : "%11s";
- return scnprintf(hpp->buf, hpp->size, fmt, "Samples");
- }
- static int hpp__width_samples(struct perf_hpp *hpp __maybe_unused)
- {
- return 11;
- }
- static int hpp__entry_samples(struct perf_hpp *hpp, struct hist_entry *he)
- {
- const char *fmt = symbol_conf.field_sep ? "%" PRIu64 : "%11" PRIu64;
- return scnprintf(hpp->buf, hpp->size, fmt, he->stat.nr_events);
- }
- static int hpp__header_period(struct perf_hpp *hpp)
- {
- const char *fmt = symbol_conf.field_sep ? "%s" : "%12s";
- return scnprintf(hpp->buf, hpp->size, fmt, "Period");
- }
- static int hpp__width_period(struct perf_hpp *hpp __maybe_unused)
- {
- return 12;
- }
- static int hpp__entry_period(struct perf_hpp *hpp, struct hist_entry *he)
- {
- const char *fmt = symbol_conf.field_sep ? "%" PRIu64 : "%12" PRIu64;
- return scnprintf(hpp->buf, hpp->size, fmt, he->stat.period);
- }
- static int hpp__header_period_baseline(struct perf_hpp *hpp)
- {
- const char *fmt = symbol_conf.field_sep ? "%s" : "%12s";
- return scnprintf(hpp->buf, hpp->size, fmt, "Period Base");
- }
- static int hpp__width_period_baseline(struct perf_hpp *hpp __maybe_unused)
- {
- return 12;
- }
- static int hpp__entry_period_baseline(struct perf_hpp *hpp, struct hist_entry *he)
- {
- struct hist_entry *pair = hist_entry__next_pair(he);
- u64 period = pair ? pair->stat.period : 0;
- const char *fmt = symbol_conf.field_sep ? "%" PRIu64 : "%12" PRIu64;
- return scnprintf(hpp->buf, hpp->size, fmt, period);
- }
- static int hpp__header_delta(struct perf_hpp *hpp)
- {
- const char *fmt = symbol_conf.field_sep ? "%s" : "%7s";
- return scnprintf(hpp->buf, hpp->size, fmt, "Delta");
- }
- static int hpp__width_delta(struct perf_hpp *hpp __maybe_unused)
- {
- return 7;
- }
- static int hpp__entry_delta(struct perf_hpp *hpp, struct hist_entry *he)
- {
- const char *fmt = symbol_conf.field_sep ? "%s" : "%7.7s";
- char buf[32] = " ";
- double diff;
- if (he->diff.computed)
- diff = he->diff.period_ratio_delta;
- else
- diff = perf_diff__compute_delta(he);
- if (fabs(diff) >= 0.01)
- scnprintf(buf, sizeof(buf), "%+4.2F%%", diff);
- return scnprintf(hpp->buf, hpp->size, fmt, buf);
- }
- static int hpp__header_ratio(struct perf_hpp *hpp)
- {
- const char *fmt = symbol_conf.field_sep ? "%s" : "%14s";
- return scnprintf(hpp->buf, hpp->size, fmt, "Ratio");
- }
- static int hpp__width_ratio(struct perf_hpp *hpp __maybe_unused)
- {
- return 14;
- }
- static int hpp__entry_ratio(struct perf_hpp *hpp, struct hist_entry *he)
- {
- const char *fmt = symbol_conf.field_sep ? "%s" : "%14s";
- char buf[32] = " ";
- double ratio;
- if (he->diff.computed)
- ratio = he->diff.period_ratio;
- else
- ratio = perf_diff__compute_ratio(he);
- if (ratio > 0.0)
- scnprintf(buf, sizeof(buf), "%+14.6F", ratio);
- return scnprintf(hpp->buf, hpp->size, fmt, buf);
- }
- static int hpp__header_wdiff(struct perf_hpp *hpp)
- {
- const char *fmt = symbol_conf.field_sep ? "%s" : "%14s";
- return scnprintf(hpp->buf, hpp->size, fmt, "Weighted diff");
- }
- static int hpp__width_wdiff(struct perf_hpp *hpp __maybe_unused)
- {
- return 14;
- }
- static int hpp__entry_wdiff(struct perf_hpp *hpp, struct hist_entry *he)
- {
- const char *fmt = symbol_conf.field_sep ? "%s" : "%14s";
- char buf[32] = " ";
- s64 wdiff;
- if (he->diff.computed)
- wdiff = he->diff.wdiff;
- else
- wdiff = perf_diff__compute_wdiff(he);
- if (wdiff != 0)
- scnprintf(buf, sizeof(buf), "%14ld", wdiff);
- return scnprintf(hpp->buf, hpp->size, fmt, buf);
- }
- static int hpp__header_displ(struct perf_hpp *hpp)
- {
- return scnprintf(hpp->buf, hpp->size, "Displ.");
- }
- static int hpp__width_displ(struct perf_hpp *hpp __maybe_unused)
- {
- return 6;
- }
- static int hpp__entry_displ(struct perf_hpp *hpp,
- struct hist_entry *he)
- {
- struct hist_entry *pair = hist_entry__next_pair(he);
- long displacement = pair ? pair->position - he->position : 0;
- const char *fmt = symbol_conf.field_sep ? "%s" : "%6.6s";
- char buf[32] = " ";
- if (displacement)
- scnprintf(buf, sizeof(buf), "%+4ld", displacement);
- return scnprintf(hpp->buf, hpp->size, fmt, buf);
- }
- static int hpp__header_formula(struct perf_hpp *hpp)
- {
- const char *fmt = symbol_conf.field_sep ? "%s" : "%70s";
- return scnprintf(hpp->buf, hpp->size, fmt, "Formula");
- }
- static int hpp__width_formula(struct perf_hpp *hpp __maybe_unused)
- {
- return 70;
- }
- static int hpp__entry_formula(struct perf_hpp *hpp, struct hist_entry *he)
- {
- const char *fmt = symbol_conf.field_sep ? "%s" : "%-70s";
- char buf[96] = " ";
- perf_diff__formula(buf, sizeof(buf), he);
- return scnprintf(hpp->buf, hpp->size, fmt, buf);
- }
- #define HPP__COLOR_PRINT_FNS(_name) \
- .header = hpp__header_ ## _name, \
- .width = hpp__width_ ## _name, \
- .color = hpp__color_ ## _name, \
- .entry = hpp__entry_ ## _name
- #define HPP__PRINT_FNS(_name) \
- .header = hpp__header_ ## _name, \
- .width = hpp__width_ ## _name, \
- .entry = hpp__entry_ ## _name
- struct perf_hpp_fmt perf_hpp__format[] = {
- { .cond = false, HPP__COLOR_PRINT_FNS(baseline) },
- { .cond = true, HPP__COLOR_PRINT_FNS(overhead) },
- { .cond = false, HPP__COLOR_PRINT_FNS(overhead_sys) },
- { .cond = false, HPP__COLOR_PRINT_FNS(overhead_us) },
- { .cond = false, HPP__COLOR_PRINT_FNS(overhead_guest_sys) },
- { .cond = false, HPP__COLOR_PRINT_FNS(overhead_guest_us) },
- { .cond = false, HPP__PRINT_FNS(samples) },
- { .cond = false, HPP__PRINT_FNS(period) },
- { .cond = false, HPP__PRINT_FNS(period_baseline) },
- { .cond = false, HPP__PRINT_FNS(delta) },
- { .cond = false, HPP__PRINT_FNS(ratio) },
- { .cond = false, HPP__PRINT_FNS(wdiff) },
- { .cond = false, HPP__PRINT_FNS(displ) },
- { .cond = false, HPP__PRINT_FNS(formula) }
- };
- #undef HPP__COLOR_PRINT_FNS
- #undef HPP__PRINT_FNS
- void perf_hpp__init(void)
- {
- if (symbol_conf.show_cpu_utilization) {
- perf_hpp__format[PERF_HPP__OVERHEAD_SYS].cond = true;
- perf_hpp__format[PERF_HPP__OVERHEAD_US].cond = true;
- if (perf_guest) {
- perf_hpp__format[PERF_HPP__OVERHEAD_GUEST_SYS].cond = true;
- perf_hpp__format[PERF_HPP__OVERHEAD_GUEST_US].cond = true;
- }
- }
- if (symbol_conf.show_nr_samples)
- perf_hpp__format[PERF_HPP__SAMPLES].cond = true;
- if (symbol_conf.show_total_period)
- perf_hpp__format[PERF_HPP__PERIOD].cond = true;
- }
- void perf_hpp__column_enable(unsigned col, bool enable)
- {
- BUG_ON(col >= PERF_HPP__MAX_INDEX);
- perf_hpp__format[col].cond = enable;
- }
- static inline void advance_hpp(struct perf_hpp *hpp, int inc)
- {
- hpp->buf += inc;
- hpp->size -= inc;
- }
- int hist_entry__period_snprintf(struct perf_hpp *hpp, struct hist_entry *he,
- bool color)
- {
- const char *sep = symbol_conf.field_sep;
- char *start = hpp->buf;
- int i, ret;
- bool first = true;
- if (symbol_conf.exclude_other && !he->parent)
- return 0;
- for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
- if (!perf_hpp__format[i].cond)
- continue;
- if (!sep || !first) {
- ret = scnprintf(hpp->buf, hpp->size, "%s", sep ?: " ");
- advance_hpp(hpp, ret);
- first = false;
- }
- if (color && perf_hpp__format[i].color)
- ret = perf_hpp__format[i].color(hpp, he);
- else
- ret = perf_hpp__format[i].entry(hpp, he);
- advance_hpp(hpp, ret);
- }
- return hpp->buf - start;
- }
- int hist_entry__sort_snprintf(struct hist_entry *he, char *s, size_t size,
- struct hists *hists)
- {
- const char *sep = symbol_conf.field_sep;
- struct sort_entry *se;
- int ret = 0;
- list_for_each_entry(se, &hist_entry__sort_list, list) {
- if (se->elide)
- continue;
- ret += scnprintf(s + ret, size - ret, "%s", sep ?: " ");
- ret += se->se_snprintf(he, s + ret, size - ret,
- hists__col_len(hists, se->se_width_idx));
- }
- return ret;
- }
- /*
- * See hists__fprintf to match the column widths
- */
- unsigned int hists__sort_list_width(struct hists *hists)
- {
- struct sort_entry *se;
- int i, ret = 0;
- for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
- if (!perf_hpp__format[i].cond)
- continue;
- if (i)
- ret += 2;
- ret += perf_hpp__format[i].width(NULL);
- }
- list_for_each_entry(se, &hist_entry__sort_list, list)
- if (!se->elide)
- ret += 2 + hists__col_len(hists, se->se_width_idx);
- if (verbose) /* Addr + origin */
- ret += 3 + BITS_PER_LONG / 4;
- return ret;
- }