[PATCH v3 10/25] perf arm_spe: Report register access in record
From: Leo Yan <leo.yan@arm.com>
Date: 2025-11-12 18:25:15
Also in:
linux-perf-users, lkml
Subsystem:
performance events subsystem, performance events tooling arm64, the rest · Maintainers:
Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo, Namhyung Kim, Linus Torvalds
Record register access info for load / store operations. Signed-off-by: Leo Yan <leo.yan@arm.com> --- tools/perf/util/arm-spe-decoder/arm-spe-decoder.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-)
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 6974f594f37c9916fff591ced1e9c2d60cf84f14..804dce129121b9d2600be01af7f1f2780a9d0fc9 100644
--- a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c
+++ b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c@@ -200,8 +200,19 @@ static int arm_spe_read_record(struct arm_spe_decoder *decoder) decoder->record.op |= ARM_SPE_OP_ST; else decoder->record.op |= ARM_SPE_OP_LD; - if (SPE_OP_PKT_LDST_SUBCLASS_SVE_SME_REG(payload)) + + if (SPE_OP_PKT_LDST_SUBCLASS_GP_REG(payload)) { + decoder->record.op |= ARM_SPE_OP_GP_REG; + } else if (SPE_OP_PKT_LDST_SUBCLASS_SIMD_FP(payload)) { + decoder->record.op |= ARM_SPE_OP_SIMD_FP; + } else if (SPE_OP_PKT_LDST_SUBCLASS_UNSPEC_REG(payload)) { + decoder->record.op |= ARM_SPE_OP_UNSPEC_REG; + } else if (SPE_OP_PKT_LDST_SUBCLASS_NV_SYSREG(payload)) { + decoder->record.op |= ARM_SPE_OP_NV_SYSREG; + } else if (SPE_OP_PKT_LDST_SUBCLASS_SVE_SME_REG(payload)) { decoder->record.op |= ARM_SPE_OP_SVE; + } + break; case SPE_OP_PKT_HDR_CLASS_OTHER: decoder->record.op |= ARM_SPE_OP_OTHER;
--
2.34.1