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authorIan Rogers <[email protected]>2023-09-01 16:39:47 -0700
committerArnaldo Carvalho de Melo <[email protected]>2023-09-11 10:26:36 -0300
commit4163644818e95ea6b0afb3982b34c4d59ed50bb2 (patch)
tree3a43e396f669ee5ef9200b0d33c499be9fa7985c
parent8f91662ef8be473fb025e170601b0dd75838f7d4 (diff)
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 <[email protected]> Signed-off-by: Ian Rogers <[email protected]> Cc: Adrian Hunter <[email protected]> Cc: Alexander Shishkin <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: Jiri Olsa <[email protected]> Cc: Kan Liang <[email protected]> Cc: Mark Rutland <[email protected]> Cc: Namhyung Kim <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Rob Herring <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
-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);