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authorIan Rogers <irogers@google.com>2023-09-02 01:39:47 +0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2023-09-11 15:26:36 +0200
commit4163644818e95ea6b0afb3982b34c4d59ed50bb2 (patch)
tree3a43e396f669ee5ef9200b0d33c499be9fa7985c /tools
parentperf parse-events: Tidy up str parameter (diff)
downloadlinux-4163644818e95ea6b0afb3982b34c4d59ed50bb2.tar.xz
linux-4163644818e95ea6b0afb3982b34c4d59ed50bb2.zip
perf parse-events: Avoid enum casts
Add term_type to union of values returned by the lexer to avoid casts to and from an integer. Reviewed-by: James Clark <james.clark@arm.com> Signed-off-by: Ian Rogers <irogers@google.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20230901233949.2930562-4-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/util/parse-events.l2
-rw-r--r--tools/perf/util/parse-events.y25
2 files changed, 12 insertions, 15 deletions
diff --git a/tools/perf/util/parse-events.l b/tools/perf/util/parse-events.l
index 4ef4b6f171a0..7bdf0565a92c 100644
--- a/tools/perf/util/parse-events.l
+++ b/tools/perf/util/parse-events.l
@@ -120,7 +120,7 @@ static int term(yyscan_t scanner, enum parse_events__term_type type)
{
YYSTYPE *yylval = parse_events_get_lval(scanner);
- yylval->num = type;
+ yylval->term_type = type;
return PE_TERM;
}
diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y
index 21bfe7e0d944..286ead08065e 100644
--- a/tools/perf/util/parse-events.y
+++ b/tools/perf/util/parse-events.y
@@ -70,7 +70,7 @@ static void free_list_evsel(struct list_head* list_evsel)
%type <num> PE_VALUE_SYM_HW
%type <num> PE_VALUE_SYM_SW
%type <num> PE_VALUE_SYM_TOOL
-%type <num> PE_TERM
+%type <term_type> PE_TERM
%type <num> value_sym
%type <str> PE_RAW
%type <str> PE_NAME
@@ -111,6 +111,7 @@ static void free_list_evsel(struct list_head* list_evsel)
{
char *str;
u64 num;
+ enum parse_events__term_type term_type;
struct list_head *list_evsel;
struct list_head *list_terms;
struct parse_events_term *term;
@@ -778,8 +779,7 @@ PE_TERM_HW
PE_TERM '=' name_or_legacy
{
struct parse_events_term *term;
- int err = parse_events_term__str(&term, (enum parse_events__term_type)$1,
- /*config=*/NULL, $3, &@1, &@3);
+ int err = parse_events_term__str(&term, $1, /*config=*/NULL, $3, &@1, &@3);
if (err) {
free($3);
@@ -791,8 +791,7 @@ PE_TERM '=' name_or_legacy
PE_TERM '=' PE_TERM_HW
{
struct parse_events_term *term;
- int err = parse_events_term__str(&term, (enum parse_events__term_type)$1,
- /*config=*/NULL, $3.str, &@1, &@3);
+ int err = parse_events_term__str(&term, $1, /*config=*/NULL, $3.str, &@1, &@3);
if (err) {
free($3.str);
@@ -804,10 +803,7 @@ PE_TERM '=' PE_TERM_HW
PE_TERM '=' PE_TERM
{
struct parse_events_term *term;
- int err = parse_events_term__term(&term,
- (enum parse_events__term_type)$1,
- (enum parse_events__term_type)$3,
- &@1, &@3);
+ int err = parse_events_term__term(&term, $1, $3, &@1, &@3);
if (err)
PE_ABORT(err);
@@ -818,8 +814,9 @@ PE_TERM '=' PE_TERM
PE_TERM '=' PE_VALUE
{
struct parse_events_term *term;
- int err = parse_events_term__num(&term, (enum parse_events__term_type)$1,
- /*config=*/NULL, $3, /*novalue=*/false, &@1, &@3);
+ int err = parse_events_term__num(&term, $1,
+ /*config=*/NULL, $3, /*novalue=*/false,
+ &@1, &@3);
if (err)
PE_ABORT(err);
@@ -830,9 +827,9 @@ PE_TERM '=' PE_VALUE
PE_TERM
{
struct parse_events_term *term;
- int err = parse_events_term__num(&term, (enum parse_events__term_type)$1,
- /*config=*/NULL, /*num=*/1, /*novalue=*/true,
- &@1, /*loc_val=*/NULL);
+ int err = parse_events_term__num(&term, $1,
+ /*config=*/NULL, /*num=*/1, /*novalue=*/true,
+ &@1, /*loc_val=*/NULL);
if (err)
PE_ABORT(err);