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Subject[PATCH v3 4/6] perf vendor events arm64: Add branch metrics for neoverse-n2
Date
Add branch related metrics.

Signed-off-by: Jing Zhang <renyu.zj@linux.alibaba.com>
---
.../arch/arm64/arm/neoverse-n2/metrics.json | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)

diff --git a/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2/metrics.json b/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2/metrics.json
index 20b5ad1..23c7d62 100644
--- a/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2/metrics.json
+++ b/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2/metrics.json
@@ -167,5 +167,27 @@
"MetricGroup": "Cache",
"MetricName": "ll_cache_read_hit_rate",
"ScaleUnit": "100%"
+ },
+ {
+ "MetricExpr": "BR_MIS_PRED_RETIRED / INST_RETIRED * 1000",
+ "PublicDescription": "The rate of branches mis-predicted per kilo instructions",
+ "BriefDescription": "The rate of branches mis-predicted per kilo instructions",
+ "MetricGroup": "Branch",
+ "MetricName": "branch_mpki"
+ },
+ {
+ "MetricExpr": "BR_RETIRED / INST_RETIRED * 1000",
+ "PublicDescription": "The rate of branches retired per kilo instructions",
+ "BriefDescription": "The rate of branches retired per kilo instructions",
+ "MetricGroup": "Branch",
+ "MetricName": "branch_pki"
+ },
+ {
+ "MetricExpr": "BR_MIS_PRED_RETIRED / BR_RETIRED",
+ "PublicDescription": "The rate of branches mis-predited to the overall branches",
+ "BriefDescription": "The rate of branches mis-predited to the overall branches",
+ "MetricGroup": "Branch",
+ "MetricName": "branch_miss_pred_rate",
+ "ScaleUnit": "100%"
}
]
--
1.8.3.1
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