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author | Matt Macy <mmacy@FreeBSD.org> | 2018-05-24 06:47:40 +0000 |
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committer | Matt Macy <mmacy@FreeBSD.org> | 2018-05-24 06:47:40 +0000 |
commit | f2597cf756bb92c9de35c8a512f4d99e3a79189d (patch) | |
tree | 321676fc08900937aa43115c93dc6e8bd464a272 /lib/libpmcstat | |
parent | 4bd2a4b58ed6da6f21c2f7dbc86ccd18c49a7927 (diff) | |
download | src-f2597cf756bb92c9de35c8a512f4d99e3a79189d.tar.gz src-f2597cf756bb92c9de35c8a512f4d99e3a79189d.zip |
libpmcstat: import aliases table and bug fixes
Notes
Notes:
svn path=/head/; revision=334134
Diffstat (limited to 'lib/libpmcstat')
-rw-r--r-- | lib/libpmcstat/libpmcstat_pmu_util.c | 43 |
1 files changed, 40 insertions, 3 deletions
diff --git a/lib/libpmcstat/libpmcstat_pmu_util.c b/lib/libpmcstat/libpmcstat_pmu_util.c index 65bc160dfe76..42bfc75109d9 100644 --- a/lib/libpmcstat/libpmcstat_pmu_util.c +++ b/lib/libpmcstat/libpmcstat_pmu_util.c @@ -42,6 +42,39 @@ #include "pmu-events/pmu-events.h" #if defined(__amd64__) +struct pmu_alias { + const char *pa_alias; + const char *pa_name; +}; +static struct pmu_alias pmu_alias_table[] = { + { "UNHALTED_CORE_CYCLES", "CPU_CLK_UNHALTED.THREAD_P_ANY"}, + { "UNHALTED-CORE-CYCLES", "CPU_CLK_UNHALTED.THREAD_P_ANY"}, + { "LLC_MISSES", "LONGEST_LAT_CACHE.MISS"}, + { "LLC-MISSES", "LONGEST_LAT_CACHE.MISS"}, + { "LLC_REFERENCE", "LONGEST_LAT_CACHE.REFERENCE"}, + { "LLC-REFERENCE", "LONGEST_LAT_CACHE.REFERENCE"}, + { "LLC_MISS_RHITM", "mem_load_l3_miss_retired.remote_hitm"}, + { "LLC-MISS-RHITM", "mem_load_l3_miss_retired.remote_hitm"}, + { "RESOURCE_STALL", "RESOURCE_STALLS.ANY"}, + { "RESOURCE_STALLS_ANY", "RESOURCE_STALLS.ANY"}, + { "BRANCH_INSTRUCTION_RETIRED", "BR_INST_RETIRED.ALL_BRANCHES"}, + { "BRANCH-INSTRUCTION-RETIRED", "BR_INST_RETIRED.ALL_BRANCHES"}, + { "BRANCH_MISSES_RETIRED", "BR_MISP_RETIRED.ALL_BRANCHES"}, + { "BRANCH-MISSES-RETIRED", "BR_MISP_RETIRED.ALL_BRANCHES"}, + { NULL, NULL }, +}; + +static const char * +pmu_alias_get(const char *name) +{ + struct pmu_alias *pa; + + for (pa = pmu_alias_table; pa->pa_alias != NULL; pa++) + if (strcasecmp(name, pa->pa_alias) == 0) + return (pa->pa_name); + return (name); +} + struct pmu_event_desc { uint32_t ped_umask; uint32_t ped_event; @@ -75,9 +108,12 @@ pmu_event_get(const char *event_name) if ((pme = pmu_events_map_get()) == NULL) return (NULL); - for (pe = pme->table; pe->name != NULL; pe++) - if (strcmp(pe->name, event_name) == 0) + for (pe = pme->table; pe->name || pe->desc || pe->event; pe++) { + if (pe->name == NULL) + continue; + if (strcasecmp(pe->name, event_name) == 0) return (pe); + } return (NULL); } @@ -100,7 +136,7 @@ pmu_parse_event(struct pmu_event_desc *ped, const char *eventin) if (strcmp(key, "event") == 0) ped->ped_event = strtol(value, NULL, 16); if (strcmp(key, "period") == 0) - ped->ped_umask = strtol(value, NULL, 10); + ped->ped_period = strtol(value, NULL, 10); } free(event); return (0); @@ -112,6 +148,7 @@ pmcstat_pmu_sample_rate_get(const char *event_name) const struct pmu_event *pe; struct pmu_event_desc ped; + event_name = pmu_alias_get(event_name); if ((pe = pmu_event_get(event_name)) == NULL) return (DEFAULT_SAMPLE_COUNT); if (pe->alias && (pe = pmu_event_get(pe->alias)) == NULL) |