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>
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@ -66,6 +66,18 @@ struct aux_sample {
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void *data;
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};
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struct simd_flags {
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u64 arch:1, /* architecture (isa) */
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pred:2; /* predication */
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};
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/* simd architecture flags */
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#define SIMD_OP_FLAGS_ARCH_SVE 0x01 /* ARM SVE */
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/* simd predicate flags */
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#define SIMD_OP_FLAGS_PRED_PARTIAL 0x01 /* partial predicate */
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#define SIMD_OP_FLAGS_PRED_EMPTY 0x02 /* empty predicate */
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struct perf_sample {
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u64 ip;
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u32 pid, tid;
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@ -106,6 +118,7 @@ struct perf_sample {
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struct stack_dump user_stack;
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struct sample_read read;
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struct aux_sample aux_sample;
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struct simd_flags simd_flags;
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};
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/*
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