tools/perf/arch/x86/util/evlist.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 #include <stdio.h>
   3 #include "util/pmu.h"
   4 #include "util/evlist.h"
   5 #include "util/parse-events.h"
   6
   7 #define TOPDOWN_L1_EVENTS       "{slots,topdown-retiring,topdown-bad-spec,topdown-fe-bound,topdown-be-bound}"
   8 #define TOPDOWN_L2_EVENTS       "{slots,topdown-retiring,topdown-bad-spec,topdown-fe-bound,topdown-be-bound,topdown-heavy-ops,topdown-br-mispredict,topdown-fetch-lat,topdown-mem-bound}"
   9
  10 int arch_evlist__add_default_attrs(struct evlist *evlist)
  11 {
  12         if (!pmu_have_event("cpu", "slots"))
  13                 return 0;
  14
  15         if (pmu_have_event("cpu", "topdown-heavy-ops"))
  16                 return parse_events(evlist, TOPDOWN_L2_EVENTS, NULL);
  17         else
  18                 return parse_events(evlist, TOPDOWN_L1_EVENTS, NULL);
  19 }
  20
  21 struct evsel *arch_evlist__leader(struct list_head *list)
  22 {
  23         struct evsel *evsel, *first;
  24
  25         first = list_first_entry(list, struct evsel, core.node);
  26
  27         if (!pmu_have_event("cpu", "slots"))
  28                 return first;
  29
  30         __evlist__for_each_entry(list, evsel) {
  31                 if (evsel->pmu_name && !strcmp(evsel->pmu_name, "cpu") &&
  32                         evsel->name && strcasestr(evsel->name, "slots"))
  33                         return evsel;
  34         }
  35         return first;
  36 }