diff options
| author | Kristofer Jonsson <kristofer.jonsson@arm.com> | 2022-12-05 14:50:45 +0100 |
|---|---|---|
| committer | Kristofer Jonsson <kristofer.jonsson@arm.com> | 2022-12-05 14:50:45 +0100 |
| commit | 36426959f5dffdae920f03da6efe40d0fcc9754c (patch) | |
| tree | 385e7d5b3ee2f88e49e13bef3a9b701a8796f2da /lib/ethosu_monitor/src/ethosu_monitor.cpp | |
| parent | a7d025a89dff1d532add998392e2dba6ec7129a4 (diff) | |
| download | ethos-u-core-software-36426959f5dffdae920f03da6efe40d0fcc9754c.tar.gz | |
Merge performance samples
Update the Ethos-U Monitor to merge performance samples where the
qread or status register have not changed.
Change-Id: I8b4ea728e004bd2ff05ad1c90326a864dc592f4d
Diffstat (limited to 'lib/ethosu_monitor/src/ethosu_monitor.cpp')
| -rw-r--r-- | lib/ethosu_monitor/src/ethosu_monitor.cpp | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/lib/ethosu_monitor/src/ethosu_monitor.cpp b/lib/ethosu_monitor/src/ethosu_monitor.cpp index d13e6c2..e4e100c 100644 --- a/lib/ethosu_monitor/src/ethosu_monitor.cpp +++ b/lib/ethosu_monitor/src/ethosu_monitor.cpp @@ -21,18 +21,27 @@ #include <inttypes.h> #include <stdio.h> -EthosUMonitor::EthosUMonitor(Backend __backend) : backend(__backend) {} +EthosUMonitor::EthosUMonitor(Backend __backend, bool _merge) : backend(__backend), merge(_merge) {} void EthosUMonitor::monitorSample(ethosu_driver *drv) { switch (backend) { case EVENT_RECORDER: { - EthosuEventRecord record = {ETHOSU_PMU_Get_CCNTR(drv), - ETHOSU_PMU_Get_QREAD(drv), - ETHOSU_PMU_Get_STATUS(drv), - {{ethosuEventIds[0], ETHOSU_PMU_Get_EVCNTR(drv, 0)}, - {ethosuEventIds[1], ETHOSU_PMU_Get_EVCNTR(drv, 1)}, - {ethosuEventIds[2], ETHOSU_PMU_Get_EVCNTR(drv, 2)}, - {ethosuEventIds[3], ETHOSU_PMU_Get_EVCNTR(drv, 3)}}}; + const EthosuEventRecord record = {ETHOSU_PMU_Get_CCNTR(drv), + ETHOSU_PMU_Get_QREAD(drv), + ETHOSU_PMU_Get_STATUS(drv), + {{ethosuEventIds[0], ETHOSU_PMU_Get_EVCNTR(drv, 0)}, + {ethosuEventIds[1], ETHOSU_PMU_Get_EVCNTR(drv, 1)}, + {ethosuEventIds[2], ETHOSU_PMU_Get_EVCNTR(drv, 2)}, + {ethosuEventIds[3], ETHOSU_PMU_Get_EVCNTR(drv, 3)}}}; + + // Merge records if qread or status has not changed + if (merge && prevRecord.qread == record.qread && prevRecord.status == record.status) { + mergeCount++; + break; + } + + prevRecord.qread = record.qread; + prevRecord.status = record.status; EventRecordData(EventID(EventLevelDetail, EthosuEventComponentNo, 0), &record, sizeof(record)); break; @@ -48,3 +57,7 @@ void EthosUMonitor::monitorSample(ethosu_driver *drv) { void EthosUMonitor::release(ethosu_driver *drv) { ETHOSU_PMU_Disable(drv); } + +size_t EthosUMonitor::getMergeCount() const { + return mergeCount; +} |