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| author | German Gomez <german.gomez@arm.com> | 2023-03-20 15:15:05 +0000 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2023-03-20 19:27:00 -0300 |
| commit | f43cc1a9a8612ca591e4c205b9f503d63380eccc (patch) | |
| tree | 1f778d01da70d1f5422cb3da5d0966b8cf1a2223 | |
| parent | 052072f69f28864cebaeb6ca9dc2c9825b72c834 (diff) | |
| download | linux-f43cc1a9a8612ca591e4c205b9f503d63380eccc.tar.gz linux-f43cc1a9a8612ca591e4c205b9f503d63380eccc.tar.bz2 linux-f43cc1a9a8612ca591e4c205b9f503d63380eccc.zip | |
perf event: Add 'simd_flags' field to 'struct perf_sample'
Add new field to 'struct perf_sample' to store flags related to SIMD
ops.
It will be used to store SIMD information from SVE and NEON when
profiling using ARM SPE.
Signed-off-by: German Gomez <german.gomez@arm.com>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Anshuman.Khandual@arm.com
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.g.garry@oracle.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Will Deacon <will@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20230320151509.1137462-2-james.clark@arm.com
Signed-off-by: James Clark <james.clark@arm.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
| -rw-r--r-- | tools/perf/util/sample.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/tools/perf/util/sample.h b/tools/perf/util/sample.h index 33b08e0ac746..c92ad0f51ecd 100644 --- a/tools/perf/util/sample.h +++ b/tools/perf/util/sample.h @@ -66,6 +66,18 @@ struct aux_sample { void *data; }; +struct simd_flags { + u64 arch:1, /* architecture (isa) */ + pred:2; /* predication */ +}; + +/* simd architecture flags */ +#define SIMD_OP_FLAGS_ARCH_SVE 0x01 /* ARM SVE */ + +/* simd predicate flags */ +#define SIMD_OP_FLAGS_PRED_PARTIAL 0x01 /* partial predicate */ +#define SIMD_OP_FLAGS_PRED_EMPTY 0x02 /* empty predicate */ + struct perf_sample { u64 ip; u32 pid, tid; @@ -106,6 +118,7 @@ struct perf_sample { struct stack_dump user_stack; struct sample_read read; struct aux_sample aux_sample; + struct simd_flags simd_flags; }; /* |