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perf list: Display metric expressions for --details option

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Display metric expression itself when --details is specified.

Current list with no details:

  # perf list metrics
  ...
  TopDownL1:
    IPC
         [Instructions Per Cycle (per logical thread)]
    SLOTS
         [Total issue-pipeline slots]
  ...

Detailed output with metric formula:

  # perf list --details metrics
  ...
  TopDownL1:
    IPC
         [Instructions Per Cycle (per logical thread)]
         [inst_retired.any / cpu_clk_unhalted.thread]
    SLOTS
         [Total issue-pipeline slots]
         [4*(( cpu_clk_unhalted.thread_any / 2 ) if #smt_on else cycles)]
  ...

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20190213123246.4015-6-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa
2019-02-13 13:32:41 +01:00
committed by Arnaldo Carvalho de Melo
parent 714a92d83f
commit 33bbc571ed
4 changed files with 14 additions and 7 deletions
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2
tools/perf/util/parse-events.c
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@@ -2540,7 +2540,7 @@ void print_events(const char *event_glob, bool name_only, bool quiet_flag,
print_sdt_events(NULL, NULL, name_only);
metricgroup__print(true, true, NULL, name_only);
metricgroup__print(true, true, NULL, name_only, details_flag);
}
int parse_events__is_hardcoded_term(struct parse_events_term *term)