linux-kernel - [PATCH v4 5/8] perf sort: Support sort ASE and SME

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Message-Id: <20260106-perf_support_arm_spev1-3-v4-5-bb2d143b3860@arm.com>
Date: Tue, 06 Jan 2026 11:56:50 +0000
From: Leo Yan <leo.yan@....com>
To: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, 
 Arnaldo Carvalho de Melo <acme@...nel.org>, 
 Namhyung Kim <namhyung@...nel.org>, Jiri Olsa <jolsa@...nel.org>, 
 Ian Rogers <irogers@...gle.com>, Adrian Hunter <adrian.hunter@...el.com>, 
 James Clark <james.clark@...aro.org>, Mark Rutland <mark.rutland@....com>
Cc: Arnaldo Carvalho de Melo <acme@...hat.com>, 
 linux-perf-users@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 linux-kernel@...r.kernel.org, Leo Yan <leo.yan@....com>
Subject: [PATCH v4 5/8] perf sort: Support sort ASE and SME

Support sort Advance SIMD extension (ASE) and SME.

Signed-off-by: Leo Yan <leo.yan@....com>
---
 tools/perf/util/sample.h | 12 +++++++++---
 tools/perf/util/sort.c   |  6 +++++-
 2 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/tools/perf/util/sample.h b/tools/perf/util/sample.h
index a8307b20a9ea80668deecf65e316ab6036afbfeb..504256474f22fa8ec647429d182a6d04f8d05c39 100644
--- a/tools/perf/util/sample.h
+++ b/tools/perf/util/sample.h
@@ -67,12 +67,18 @@ struct aux_sample {
 };
 
 struct simd_flags {
-	u8	arch:1,	/* architecture (isa) */
-		pred:2;	/* predication */
+	u8	arch:  2,	/* architecture (isa) */
+		pred:  2,	/* predication */
+		resv:  4;	/* reserved */
 };
 
 /* simd architecture flags */
-#define SIMD_OP_FLAGS_ARCH_SVE		0x01	/* ARM SVE */
+enum simd_op_flags {
+	SIMD_OP_FLAGS_ARCH_NONE = 0x0,	/* No SIMD operation */
+	SIMD_OP_FLAGS_ARCH_SVE,		/* Arm SVE */
+	SIMD_OP_FLAGS_ARCH_SME,		/* Arm SME */
+	SIMD_OP_FLAGS_ARCH_ASE,		/* Arm Advanced SIMD */
+};
 
 /* simd predicate flags */
 #define SIMD_OP_FLAGS_PRED_PARTIAL	0x01	/* partial predicate */
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index f963d61ac166f9b3f16069b07aa4b0dacfb65c02..e8f793eed33f78b7688b3f949e8254cbb64c3709 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -193,8 +193,12 @@ static const char *hist_entry__get_simd_name(struct simd_flags *simd_flags)
 {
 	u64 arch = simd_flags->arch;
 
-	if (arch & SIMD_OP_FLAGS_ARCH_SVE)
+	if (arch == SIMD_OP_FLAGS_ARCH_SVE)
 		return "SVE";
+	else if (arch == SIMD_OP_FLAGS_ARCH_SME)
+		return "SME";
+	else if (arch == SIMD_OP_FLAGS_ARCH_ASE)
+		return "ASE";
 	else
 		return "n/a";
 }

-- 
2.34.1