[PATCH 09/25] perf arm_spe: Introduce data processing macro for SVE operations

Leo Yan leo.yan at arm.com
Mon Sep 29 09:37:45 PDT 2025


Introduce the ARM_SPE_OP_DP (data processing) macro as associated
information for SVE operations. For SVE register access, only
ARM_SPE_OP_SVE is set; for SVE data processing, both ARM_SPE_OP_SVE and
ARM_SPE_OP_DP are set together.

Signed-off-by: Leo Yan <leo.yan at arm.com>
---
 tools/perf/util/arm-spe-decoder/arm-spe-decoder.c | 4 ++--
 tools/perf/util/arm-spe-decoder/arm-spe-decoder.h | 4 ++--
 tools/perf/util/arm-spe.c                         | 5 +----
 3 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c
index 847c29385bea8618e14b2eb21a08896041890d89..6974f594f37c9916fff591ced1e9c2d60cf84f14 100644
--- a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c
+++ b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c
@@ -201,12 +201,12 @@ static int arm_spe_read_record(struct arm_spe_decoder *decoder)
 				else
 					decoder->record.op |= ARM_SPE_OP_LD;
 				if (SPE_OP_PKT_LDST_SUBCLASS_SVE_SME_REG(payload))
-					decoder->record.op |= ARM_SPE_OP_SVE_LDST;
+					decoder->record.op |= ARM_SPE_OP_SVE;
 				break;
 			case SPE_OP_PKT_HDR_CLASS_OTHER:
 				decoder->record.op |= ARM_SPE_OP_OTHER;
 				if (SPE_OP_PKT_OTHER_SUBCLASS_SVE(payload))
-					decoder->record.op |= ARM_SPE_OP_SVE_OTHER;
+					decoder->record.op |= ARM_SPE_OP_SVE | ARM_SPE_OP_DP;
 				break;
 			case SPE_OP_PKT_HDR_CLASS_BR_ERET:
 				decoder->record.op |= ARM_SPE_OP_BRANCH_ERET;
diff --git a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h
index 8156aa04f82e59ce345fb44223d3d22ecbc149a7..08ef83cb8bf00be75459c78b9ee8a6cbf1971986 100644
--- a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h
+++ b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h
@@ -42,8 +42,7 @@ enum arm_spe_op_type {
 	ARM_SPE_OP_UNSPEC_REG		= 1 << 9,
 	ARM_SPE_OP_NV_SYSREG		= 1 << 10,
 	ARM_SPE_OP_SIMD_FP		= 1 << 11,
-	ARM_SPE_OP_SVE_OTHER		= 1 << 12,
-	ARM_SPE_OP_SVE_LDST		= 1 << 13,
+	ARM_SPE_OP_SVE			= 1 << 12,
 
 	/* Assisted information for memory / SIMD */
 	ARM_SPE_OP_LD			= 1 << 20,
@@ -51,6 +50,7 @@ enum arm_spe_op_type {
 	ARM_SPE_OP_ATOMIC		= 1 << 22,
 	ARM_SPE_OP_EXCL			= 1 << 23,
 	ARM_SPE_OP_AR			= 1 << 24,
+	ARM_SPE_OP_DP			= 1 << 25,	/* Data processing */
 
 	/* Second level operation type for BRANCH_ERET */
 	ARM_SPE_OP_BR_COND		= 1 << 8,
diff --git a/tools/perf/util/arm-spe.c b/tools/perf/util/arm-spe.c
index 71be979f507718caadc091714c40bcee073c1d60..88f24a8626861393defc89540e4126a124479699 100644
--- a/tools/perf/util/arm-spe.c
+++ b/tools/perf/util/arm-spe.c
@@ -346,10 +346,7 @@ static struct simd_flags arm_spe__synth_simd_flags(const struct arm_spe_record *
 {
 	struct simd_flags simd_flags = {};
 
-	if ((record->op & ARM_SPE_OP_LDST) && (record->op & ARM_SPE_OP_SVE_LDST))
-		simd_flags.arch |= SIMD_OP_FLAGS_ARCH_SVE;
-
-	if ((record->op & ARM_SPE_OP_OTHER) && (record->op & ARM_SPE_OP_SVE_OTHER))
+	if (record->op & ARM_SPE_OP_SVE)
 		simd_flags.arch |= SIMD_OP_FLAGS_ARCH_SVE;
 
 	if (record->type & ARM_SPE_SVE_PARTIAL_PRED)

-- 
2.34.1




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