Messages in this thread Patch in this message | | | Date | Wed, 13 Mar 2024 22:50:45 -0700 | Subject | [PATCH v3 06/12] perf jevents: Term list fix in event parsing | From | Ian Rogers <> |
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Fix events seemingly broken apart at a comma.
Signed-off-by: Ian Rogers <irogers@google.com> --- tools/perf/pmu-events/metric.py | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/tools/perf/pmu-events/metric.py b/tools/perf/pmu-events/metric.py index 31eea2f45152..0f4e67e5cfea 100644 --- a/tools/perf/pmu-events/metric.py +++ b/tools/perf/pmu-events/metric.py @@ -568,6 +568,12 @@ def ParsePerfJson(orig: str) -> Expression: r'Event(r"\1")', py) # If it started with a # it should have been a literal, rather than an event name py = re.sub(r'#Event\(r"([^"]*)"\)', r'Literal("#\1")', py) + # Fix events wrongly broken at a ',' + while True: + prev_py = py + py = re.sub(r'Event\(r"([^"]*)"\),Event\(r"([^"]*)"\)', r'Event(r"\1,\2")', py) + if py == prev_py: + break # Convert accidentally converted hex constants ("0Event(r"xDEADBEEF)"") back to a constant, # but keep it wrapped in Event(), otherwise Python drops the 0x prefix and it gets interpreted as # a double by the Bison parser @@ -586,7 +592,6 @@ def ParsePerfJson(orig: str) -> Expression: parsed = ast.fix_missing_locations(parsed) return _Constify(eval(compile(parsed, orig, 'eval'))) - def RewriteMetricsInTermsOfOthers(metrics: List[Tuple[str, str, Expression]] )-> Dict[Tuple[str, str], Expression]: """Shorten metrics by rewriting in terms of others. -- 2.44.0.278.ge034bb2e1d-goog
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