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SubjectRe: [RFC v3 0/5] perf tools: Add support for some spe events and precise ip
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Tested-by: Qi Liu <liuqi115@hisilicon.com>


On 2019/11/23 18:11, Tan Xiaojun wrote:
> After the commit ffd3d18c20b8 ("perf tools: Add ARM Statistical
> Profiling Extensions (SPE) support") is merged, "perf record" and
> "perf report --dump-raw-trace" have been supported. However, the
> raw data that is dumped cannot be used without parsing.
>
> This patchset is to improve the "perf report" support for spe, and
> further process the data. Currently, support for the three events
> of llc-miss, tlb-miss, branch-miss and remote-access is added.
>
> v1->v2:
> Some cleanup and bugfix fixes were made, and support for the precise
> ip of branch-misses was added. Thanks for the suggestions of Jeremy
> and James.
>
> v2->v3:
> Mainly add four spe precise ip events, you can see through perf list.
> More details in [5/5].
>
> Tan Xiaojun (5):
> perf tools: Move arm-spe-pkt-decoder.h/c to the new dir
> perf tools: Add support for "report" for some spe events
> perf report: Add --spe options for arm-spe
> drivers: perf: add some arm spe events
> perf tools: Add support to process multi spe events
>
> drivers/perf/arm_spe_pmu.c | 44 +
> tools/perf/Documentation/perf-report.txt | 10 +
> tools/perf/arch/arm64/util/arm-spe.c | 47 +-
> tools/perf/builtin-report.c | 5 +
> tools/perf/util/Build | 2 +-
> tools/perf/util/arm-spe-decoder/Build | 1 +
> .../util/arm-spe-decoder/arm-spe-decoder.c | 225 +++++
> .../util/arm-spe-decoder/arm-spe-decoder.h | 66 ++
> .../arm-spe-pkt-decoder.c | 0
> .../arm-spe-pkt-decoder.h | 2 +
> tools/perf/util/arm-spe.c | 771 +++++++++++++++++-
> tools/perf/util/arm-spe.h | 20 +
> tools/perf/util/auxtrace.c | 49 ++
> tools/perf/util/auxtrace.h | 29 +
> tools/perf/util/session.h | 2 +
> 15 files changed, 1231 insertions(+), 42 deletions(-)
> create mode 100644 tools/perf/util/arm-spe-decoder/Build
> create mode 100644 tools/perf/util/arm-spe-decoder/arm-spe-decoder.c
> create mode 100644 tools/perf/util/arm-spe-decoder/arm-spe-decoder.h
> rename tools/perf/util/{ => arm-spe-decoder}/arm-spe-pkt-decoder.c (100%)
> rename tools/perf/util/{ => arm-spe-decoder}/arm-spe-pkt-decoder.h (96%)
>

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