[PATCH v2 4/6] perf vendor events arm64: Add Hisi hip08 L1 metrics

John Garry
2021-03-25T10:39:27Z

Add L1 metrics. Formula is as consistent as possible with MAN pages
description for these metrics.

Signed-off-by: John Garry <john.garry@huawei.com>
---
.../arch/arm64/hisilicon/hip08/metrics.json | 30 +++++++++++++++++++
1 file changed, 30 insertions(+)
create mode 100644 tools/perf/pmu-events/arch/arm64/hisilicon/hip08/metrics.json

diff --git a/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/metrics.json b/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/metrics.json
new file mode 100644
index 000000000000..dc5ff3051639
--- /dev/null
+++ b/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/metrics.json
@@ -0,0 +1,30 @@
+[
+ {
+ "MetricExpr": "FETCH_BUBBLE / (4 * CPU_CYCLES)",
+ "PublicDescription": "Frontend bound L1 topdown metric",
+ "BriefDescription": "Frontend bound L1 topdown metric",
+ "MetricGroup": "TopDownL1",
+ "MetricName": "frontend_bound"
+ },
+ {
+ "MetricExpr": "(INST_SPEC - INST_RETIRED) / (4 * CPU_CYCLES)",
+ "PublicDescription": "Bad Speculation L1 topdown metric",
+ "BriefDescription": "Bad Speculation L1 topdown metric",
+ "MetricGroup": "TopDownL1",
+ "MetricName": "bad_speculation"
+ },
+ {
+ "MetricExpr": "INST_RETIRED / (CPU_CYCLES * 4)",
+ "PublicDescription": "Retiring L1 topdown metric",
+ "BriefDescription": "Retiring L1 topdown metric",
+ "MetricGroup": "TopDownL1",
+ "MetricName": "retiring"
+ },
+ {
+ "MetricExpr": "1 - (frontend_bound + bad_speculation + retiring)",
+ "PublicDescription": "Backend Bound L1 topdown metric",
+ "BriefDescription": "Backend Bound L1 topdown metric",
+ "MetricGroup": "TopDownL1",
+ "MetricName": "backend_bound"
+ },
+]
--
2.26.2