linux-kernel - [PATCH v2 07/16] perf parse-events: Handle PE_TERM_HW in name_or

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Date: Mon, 15 Apr 2024 23:15:23 -0700
From: Ian Rogers <irogers@...gle.com>
To: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, 
	Arnaldo Carvalho de Melo <acme@...nel.org>, Namhyung Kim <namhyung@...nel.org>, 
	Mark Rutland <mark.rutland@....com>, 
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>, 
	Ian Rogers <irogers@...gle.com>, Adrian Hunter <adrian.hunter@...el.com>, 
	Kan Liang <kan.liang@...ux.intel.com>, James Clark <james.clark@....com>, 
	linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org, 
	bpf@...r.kernel.org, Atish Patra <atishp@...osinc.com>, linux-riscv@...ts.infradead.org, 
	Beeman Strong <beeman@...osinc.com>
Subject: [PATCH v2 07/16] perf parse-events: Handle PE_TERM_HW in name_or_raw

Avoid duplicate logic for name_or_raw and PE_TERM_HW by having a rule
to turn PE_TERM_HW into a name_or_raw.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/util/parse-events.y | 31 +++++--------------------------
 1 file changed, 5 insertions(+), 26 deletions(-)

diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y
index 7764e5895210..254f8aeca461 100644
--- a/tools/perf/util/parse-events.y
+++ b/tools/perf/util/parse-events.y
@@ -603,6 +603,11 @@ event_term
 }
 
 name_or_raw: PE_RAW | PE_NAME | PE_LEGACY_CACHE
+|
+PE_TERM_HW
+{
+	$$ = $1.str;
+}
 
 event_term:
 PE_RAW
@@ -644,20 +649,6 @@ name_or_raw '=' PE_VALUE
 	$$ = term;
 }
 |
-name_or_raw '=' PE_TERM_HW
-{
-	struct parse_events_term *term;
-	int err = parse_events_term__str(&term, PARSE_EVENTS__TERM_TYPE_USER,
-					 $1, $3.str, &@1, &@3);
-
-	if (err) {
-		free($1);
-		free($3.str);
-		PE_ABORT(err);
-	}
-	$$ = term;
-}
-|
 PE_LEGACY_CACHE
 {
 	struct parse_events_term *term;
@@ -710,18 +701,6 @@ PE_TERM '=' name_or_raw
 	$$ = term;
 }
 |
-PE_TERM '=' PE_TERM_HW
-{
-	struct parse_events_term *term;
-	int err = parse_events_term__str(&term, $1, /*config=*/NULL, $3.str, &@1, &@3);
-
-	if (err) {
-		free($3.str);
-		PE_ABORT(err);
-	}
-	$$ = term;
-}
-|
 PE_TERM '=' PE_TERM
 {
 	struct parse_events_term *term;
-- 
2.44.0.683.g7961c838ac-goog