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-rw-r--r--tools/perf/tests/parse-events.c256
-rw-r--r--tools/perf/util/parse-events.c52
-rw-r--r--tools/perf/util/pmu.c8
-rw-r--r--tools/perf/util/pmu.h3
4 files changed, 231 insertions, 88 deletions
diff --git a/tools/perf/tests/parse-events.c b/tools/perf/tests/parse-events.c
index e52f45c7c3d1..fbdf710d5eea 100644
--- a/tools/perf/tests/parse-events.c
+++ b/tools/perf/tests/parse-events.c
@@ -162,6 +162,22 @@ static int test__checkevent_numeric(struct evlist *evlist)
return TEST_OK;
}
+
+static int assert_hw(struct perf_evsel *evsel, enum perf_hw_id id, const char *name)
+{
+ struct perf_pmu *pmu;
+
+ if (evsel->attr.type == PERF_TYPE_HARDWARE) {
+ TEST_ASSERT_VAL("wrong config", test_perf_config(evsel, id));
+ return 0;
+ }
+ pmu = perf_pmus__find_by_type(evsel->attr.type);
+
+ TEST_ASSERT_VAL("unexpected PMU type", pmu);
+ TEST_ASSERT_VAL("PMU missing event", perf_pmu__have_event(pmu, name));
+ return 0;
+}
+
static int test__checkevent_symbolic_name(struct evlist *evlist)
{
struct perf_evsel *evsel;
@@ -169,10 +185,12 @@ static int test__checkevent_symbolic_name(struct evlist *evlist)
TEST_ASSERT_VAL("wrong number of entries", 0 != evlist->core.nr_entries);
perf_evlist__for_each_evsel(&evlist->core, evsel) {
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
- TEST_ASSERT_VAL("wrong config",
- test_perf_config(evsel, PERF_COUNT_HW_INSTRUCTIONS));
+ int ret = assert_hw(evsel, PERF_COUNT_HW_INSTRUCTIONS, "instructions");
+
+ if (ret)
+ return ret;
}
+
return TEST_OK;
}
@@ -183,8 +201,10 @@ static int test__checkevent_symbolic_name_config(struct evlist *evlist)
TEST_ASSERT_VAL("wrong number of entries", 0 != evlist->core.nr_entries);
perf_evlist__for_each_evsel(&evlist->core, evsel) {
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->attr.type);
- TEST_ASSERT_VAL("wrong config", test_perf_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
+ int ret = assert_hw(evsel, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+
+ if (ret)
+ return ret;
/*
* The period value gets configured within evlist__config,
* while this test executes only parse events method.
@@ -861,10 +881,14 @@ static int test__group1(struct evlist *evlist)
evlist__nr_groups(evlist) == num_core_entries());
for (int i = 0; i < num_core_entries(); i++) {
+ int ret;
+
/* instructions:k */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_INSTRUCTIONS));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_INSTRUCTIONS, "instructions");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
@@ -878,8 +902,10 @@ static int test__group1(struct evlist *evlist)
/* cycles:upp */
evsel = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
@@ -907,6 +933,8 @@ static int test__group2(struct evlist *evlist)
TEST_ASSERT_VAL("wrong number of groups", 1 == evlist__nr_groups(evlist));
evlist__for_each_entry(evlist, evsel) {
+ int ret;
+
if (evsel->core.attr.type == PERF_TYPE_SOFTWARE) {
/* faults + :ku modifier */
leader = evsel;
@@ -939,8 +967,10 @@ static int test__group2(struct evlist *evlist)
continue;
}
/* cycles:k */
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
@@ -957,6 +987,7 @@ static int test__group2(struct evlist *evlist)
static int test__group3(struct evlist *evlist __maybe_unused)
{
struct evsel *evsel, *group1_leader = NULL, *group2_leader = NULL;
+ int ret;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == (3 * perf_pmus__num_core_pmus() + 2));
@@ -1045,8 +1076,10 @@ static int test__group3(struct evlist *evlist __maybe_unused)
continue;
}
/* instructions:u */
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_INSTRUCTIONS));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_INSTRUCTIONS, "instructions");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
@@ -1070,10 +1103,14 @@ static int test__group4(struct evlist *evlist __maybe_unused)
num_core_entries() == evlist__nr_groups(evlist));
for (int i = 0; i < num_core_entries(); i++) {
+ int ret;
+
/* cycles:u + p */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
@@ -1089,8 +1126,10 @@ static int test__group4(struct evlist *evlist __maybe_unused)
/* instructions:kp + p */
evsel = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_INSTRUCTIONS));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_INSTRUCTIONS, "instructions");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
@@ -1108,6 +1147,7 @@ static int test__group4(struct evlist *evlist __maybe_unused)
static int test__group5(struct evlist *evlist __maybe_unused)
{
struct evsel *evsel = NULL, *leader;
+ int ret;
TEST_ASSERT_VAL("wrong number of entries",
evlist->core.nr_entries == (5 * num_core_entries()));
@@ -1117,8 +1157,10 @@ static int test__group5(struct evlist *evlist __maybe_unused)
for (int i = 0; i < num_core_entries(); i++) {
/* cycles + G */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
@@ -1133,8 +1175,10 @@ static int test__group5(struct evlist *evlist __maybe_unused)
/* instructions + G */
evsel = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_INSTRUCTIONS));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_INSTRUCTIONS, "instructions");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
@@ -1148,8 +1192,10 @@ static int test__group5(struct evlist *evlist __maybe_unused)
for (int i = 0; i < num_core_entries(); i++) {
/* cycles:G */
evsel = leader = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
@@ -1164,8 +1210,10 @@ static int test__group5(struct evlist *evlist __maybe_unused)
/* instructions:G */
evsel = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_INSTRUCTIONS));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_INSTRUCTIONS, "instructions");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
@@ -1178,8 +1226,10 @@ static int test__group5(struct evlist *evlist __maybe_unused)
for (int i = 0; i < num_core_entries(); i++) {
/* cycles */
evsel = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
@@ -1201,10 +1251,14 @@ static int test__group_gh1(struct evlist *evlist)
evlist__nr_groups(evlist) == num_core_entries());
for (int i = 0; i < num_core_entries(); i++) {
+ int ret;
+
/* cycles + :H group modifier */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
@@ -1218,8 +1272,10 @@ static int test__group_gh1(struct evlist *evlist)
/* cache-misses:G + :H group modifier */
evsel = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CACHE_MISSES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CACHE_MISSES, "cache-misses");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
@@ -1242,10 +1298,14 @@ static int test__group_gh2(struct evlist *evlist)
evlist__nr_groups(evlist) == num_core_entries());
for (int i = 0; i < num_core_entries(); i++) {
+ int ret;
+
/* cycles + :G group modifier */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
@@ -1259,8 +1319,10 @@ static int test__group_gh2(struct evlist *evlist)
/* cache-misses:H + :G group modifier */
evsel = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CACHE_MISSES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CACHE_MISSES, "cache-misses");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
@@ -1283,10 +1345,14 @@ static int test__group_gh3(struct evlist *evlist)
evlist__nr_groups(evlist) == num_core_entries());
for (int i = 0; i < num_core_entries(); i++) {
+ int ret;
+
/* cycles:G + :u group modifier */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
@@ -1300,8 +1366,10 @@ static int test__group_gh3(struct evlist *evlist)
/* cache-misses:H + :u group modifier */
evsel = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CACHE_MISSES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CACHE_MISSES, "cache-misses");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
@@ -1324,10 +1392,14 @@ static int test__group_gh4(struct evlist *evlist)
evlist__nr_groups(evlist) == num_core_entries());
for (int i = 0; i < num_core_entries(); i++) {
+ int ret;
+
/* cycles:G + :uG group modifier */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
@@ -1341,8 +1413,10 @@ static int test__group_gh4(struct evlist *evlist)
/* cache-misses:H + :uG group modifier */
evsel = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CACHE_MISSES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CACHE_MISSES, "cache-misses");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
@@ -1363,10 +1437,14 @@ static int test__leader_sample1(struct evlist *evlist)
evlist->core.nr_entries == (3 * num_core_entries()));
for (int i = 0; i < num_core_entries(); i++) {
+ int ret;
+
/* cycles - sampling group leader */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
@@ -1379,8 +1457,10 @@ static int test__leader_sample1(struct evlist *evlist)
/* cache-misses - not sampling */
evsel = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CACHE_MISSES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CACHE_MISSES, "cache-misses");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
@@ -1392,8 +1472,10 @@ static int test__leader_sample1(struct evlist *evlist)
/* branch-misses - not sampling */
evsel = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_BRANCH_MISSES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_BRANCH_MISSES, "branch-misses");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
@@ -1415,10 +1497,14 @@ static int test__leader_sample2(struct evlist *evlist __maybe_unused)
evlist->core.nr_entries == (2 * num_core_entries()));
for (int i = 0; i < num_core_entries(); i++) {
+ int ret;
+
/* instructions - sampling group leader */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_INSTRUCTIONS));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_INSTRUCTIONS, "instructions");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
@@ -1431,8 +1517,10 @@ static int test__leader_sample2(struct evlist *evlist __maybe_unused)
/* branch-misses - not sampling */
evsel = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_BRANCH_MISSES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_BRANCH_MISSES, "branch-misses");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclude_user", !evsel->core.attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
@@ -1472,10 +1560,14 @@ static int test__pinned_group(struct evlist *evlist)
evlist->core.nr_entries == (3 * num_core_entries()));
for (int i = 0; i < num_core_entries(); i++) {
+ int ret;
+
/* cycles - group leader */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
/* TODO: The group modifier is not copied to the split group leader. */
@@ -1484,13 +1576,18 @@ static int test__pinned_group(struct evlist *evlist)
/* cache-misses - can not be pinned, but will go on with the leader */
evsel = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CACHE_MISSES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CACHE_MISSES, "cache-misses");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong pinned", !evsel->core.attr.pinned);
/* branch-misses - ditto */
evsel = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_BRANCH_MISSES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_BRANCH_MISSES, "branch-misses");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong pinned", !evsel->core.attr.pinned);
}
return TEST_OK;
@@ -1517,10 +1614,14 @@ static int test__exclusive_group(struct evlist *evlist)
evlist->core.nr_entries == 3 * num_core_entries());
for (int i = 0; i < num_core_entries(); i++) {
+ int ret;
+
/* cycles - group leader */
evsel = leader = (i == 0 ? evlist__first(evlist) : evsel__next(evsel));
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong group name", !evsel->group_name);
TEST_ASSERT_VAL("wrong leader", evsel__has_leader(evsel, leader));
/* TODO: The group modifier is not copied to the split group leader. */
@@ -1529,13 +1630,18 @@ static int test__exclusive_group(struct evlist *evlist)
/* cache-misses - can not be pinned, but will go on with the leader */
evsel = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong type", PERF_TYPE_HARDWARE == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CACHE_MISSES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_CACHE_MISSES, "cache-misses");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclusive", !evsel->core.attr.exclusive);
/* branch-misses - ditto */
evsel = evsel__next(evsel);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_BRANCH_MISSES));
+ ret = assert_hw(&evsel->core, PERF_COUNT_HW_BRANCH_MISSES, "branch-misses");
+ if (ret)
+ return ret;
+
TEST_ASSERT_VAL("wrong exclusive", !evsel->core.attr.exclusive);
}
return TEST_OK;
@@ -1677,9 +1783,11 @@ static int test__checkevent_raw_pmu(struct evlist *evlist)
static int test__sym_event_slash(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
+ int ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+
+ if (ret)
+ return ret;
- TEST_ASSERT_VAL("wrong type", evsel->core.attr.type == PERF_TYPE_HARDWARE);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
return TEST_OK;
}
@@ -1687,9 +1795,11 @@ static int test__sym_event_slash(struct evlist *evlist)
static int test__sym_event_dc(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
+ int ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+
+ if (ret)
+ return ret;
- TEST_ASSERT_VAL("wrong type", evsel->core.attr.type == PERF_TYPE_HARDWARE);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
TEST_ASSERT_VAL("wrong exclude_user", evsel->core.attr.exclude_user);
return TEST_OK;
}
@@ -1697,9 +1807,11 @@ static int test__sym_event_dc(struct evlist *evlist)
static int test__term_equal_term(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
+ int ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+
+ if (ret)
+ return ret;
- TEST_ASSERT_VAL("wrong type", evsel->core.attr.type == PERF_TYPE_HARDWARE);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
TEST_ASSERT_VAL("wrong name setting", strcmp(evsel->name, "name") == 0);
return TEST_OK;
}
@@ -1707,9 +1819,11 @@ static int test__term_equal_term(struct evlist *evlist)
static int test__term_equal_legacy(struct evlist *evlist)
{
struct evsel *evsel = evlist__first(evlist);
+ int ret = assert_hw(&evsel->core, PERF_COUNT_HW_CPU_CYCLES, "cycles");
+
+ if (ret)
+ return ret;
- TEST_ASSERT_VAL("wrong type", evsel->core.attr.type == PERF_TYPE_HARDWARE);
- TEST_ASSERT_VAL("wrong config", test_config(evsel, PERF_COUNT_HW_CPU_CYCLES));
TEST_ASSERT_VAL("wrong name setting", strcmp(evsel->name, "l1d") == 0);
return TEST_OK;
}
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index aa2f5c6fc7fc..66eabcea4242 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -976,7 +976,7 @@ static int config_term_pmu(struct perf_event_attr *attr,
struct parse_events_error *err)
{
if (term->type_term == PARSE_EVENTS__TERM_TYPE_LEGACY_CACHE) {
- const struct perf_pmu *pmu = perf_pmus__find_by_type(attr->type);
+ struct perf_pmu *pmu = perf_pmus__find_by_type(attr->type);
if (!pmu) {
char *err_str;
@@ -986,15 +986,23 @@ static int config_term_pmu(struct perf_event_attr *attr,
err_str, /*help=*/NULL);
return -EINVAL;
}
- if (perf_pmu__supports_legacy_cache(pmu)) {
+ /*
+ * Rewrite the PMU event to a legacy cache one unless the PMU
+ * doesn't support legacy cache events or the event is present
+ * within the PMU.
+ */
+ if (perf_pmu__supports_legacy_cache(pmu) &&
+ !perf_pmu__have_event(pmu, term->config)) {
attr->type = PERF_TYPE_HW_CACHE;
return parse_events__decode_legacy_cache(term->config, pmu->type,
&attr->config);
- } else
+ } else {
term->type_term = PARSE_EVENTS__TERM_TYPE_USER;
+ term->no_value = true;
+ }
}
if (term->type_term == PARSE_EVENTS__TERM_TYPE_HARDWARE) {
- const struct perf_pmu *pmu = perf_pmus__find_by_type(attr->type);
+ struct perf_pmu *pmu = perf_pmus__find_by_type(attr->type);
if (!pmu) {
char *err_str;
@@ -1004,10 +1012,19 @@ static int config_term_pmu(struct perf_event_attr *attr,
err_str, /*help=*/NULL);
return -EINVAL;
}
- attr->type = PERF_TYPE_HARDWARE;
- attr->config = term->val.num;
- if (perf_pmus__supports_extended_type())
- attr->config |= (__u64)pmu->type << PERF_PMU_TYPE_SHIFT;
+ /*
+ * If the PMU has a sysfs or json event prefer it over
+ * legacy. ARM requires this.
+ */
+ if (perf_pmu__have_event(pmu, term->config)) {
+ term->type_term = PARSE_EVENTS__TERM_TYPE_USER;
+ term->no_value = true;
+ } else {
+ attr->type = PERF_TYPE_HARDWARE;
+ attr->config = term->val.num;
+ if (perf_pmus__supports_extended_type())
+ attr->config |= (__u64)pmu->type << PERF_PMU_TYPE_SHIFT;
+ }
return 0;
}
if (term->type_term == PARSE_EVENTS__TERM_TYPE_USER ||
@@ -1381,6 +1398,7 @@ int parse_events_add_pmu(struct parse_events_state *parse_state,
YYLTYPE *loc = loc_;
LIST_HEAD(config_terms);
struct parse_events_terms parsed_terms;
+ bool alias_rewrote_terms = false;
pmu = parse_state->fake_pmu ?: perf_pmus__find(name);
@@ -1433,7 +1451,15 @@ int parse_events_add_pmu(struct parse_events_state *parse_state,
return evsel ? 0 : -ENOMEM;
}
- if (!parse_state->fake_pmu && perf_pmu__check_alias(pmu, &parsed_terms, &info, err)) {
+ /* Configure attr/terms with a known PMU, this will set hardcoded terms. */
+ if (config_attr(&attr, &parsed_terms, parse_state->error, config_term_pmu)) {
+ parse_events_terms__exit(&parsed_terms);
+ return -EINVAL;
+ }
+
+ /* Look for event names in the terms and rewrite into format based terms. */
+ if (!parse_state->fake_pmu && perf_pmu__check_alias(pmu, &parsed_terms,
+ &info, &alias_rewrote_terms, err)) {
parse_events_terms__exit(&parsed_terms);
return -EINVAL;
}
@@ -1447,11 +1473,9 @@ int parse_events_add_pmu(struct parse_events_state *parse_state,
strbuf_release(&sb);
}
- /*
- * Configure hardcoded terms first, no need to check
- * return value when called with fail == 0 ;)
- */
- if (config_attr(&attr, &parsed_terms, parse_state->error, config_term_pmu)) {
+ /* Configure attr/terms again if an alias was expanded. */
+ if (alias_rewrote_terms &&
+ config_attr(&attr, &parsed_terms, parse_state->error, config_term_pmu)) {
parse_events_terms__exit(&parsed_terms);
return -EINVAL;
}
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index d3c9aa4326be..3c9609944a2f 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -1494,12 +1494,14 @@ static int check_info_data(struct perf_pmu *pmu,
* defined for the alias
*/
int perf_pmu__check_alias(struct perf_pmu *pmu, struct parse_events_terms *head_terms,
- struct perf_pmu_info *info, struct parse_events_error *err)
+ struct perf_pmu_info *info, bool *rewrote_terms,
+ struct parse_events_error *err)
{
struct parse_events_term *term, *h;
struct perf_pmu_alias *alias;
int ret;
+ *rewrote_terms = false;
info->per_pkg = false;
/*
@@ -1521,7 +1523,7 @@ int perf_pmu__check_alias(struct perf_pmu *pmu, struct parse_events_terms *head_
NULL);
return ret;
}
-
+ *rewrote_terms = true;
ret = check_info_data(pmu, alias, info, err, term->err_term);
if (ret)
return ret;
@@ -1615,6 +1617,8 @@ bool perf_pmu__auto_merge_stats(const struct perf_pmu *pmu)
bool perf_pmu__have_event(struct perf_pmu *pmu, const char *name)
{
+ if (!name)
+ return false;
if (perf_pmu__find_alias(pmu, name, /*load=*/ true) != NULL)
return true;
if (pmu->cpu_aliases_added || !pmu->events_table)
diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h
index d2895d415f08..424c3fee0949 100644
--- a/tools/perf/util/pmu.h
+++ b/tools/perf/util/pmu.h
@@ -201,7 +201,8 @@ int perf_pmu__config_terms(const struct perf_pmu *pmu,
__u64 perf_pmu__format_bits(struct perf_pmu *pmu, const char *name);
int perf_pmu__format_type(struct perf_pmu *pmu, const char *name);
int perf_pmu__check_alias(struct perf_pmu *pmu, struct parse_events_terms *head_terms,
- struct perf_pmu_info *info, struct parse_events_error *err);
+ struct perf_pmu_info *info, bool *rewrote_terms,
+ struct parse_events_error *err);
int perf_pmu__find_event(struct perf_pmu *pmu, const char *event, void *state, pmu_event_callback cb);
int perf_pmu__format_parse(struct perf_pmu *pmu, int dirfd, bool eager_load);
generated by cgit v1.2.3 (git 2.46.0) at 2025-08-02 06:27:53 +0000