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-rw-r--r--tools/perf/util/arm-spe.c133
1 files changed, 112 insertions, 21 deletions
diff --git a/tools/perf/util/arm-spe.c b/tools/perf/util/arm-spe.c
index 8901a1656a41..2539d4baec44 100644
--- a/tools/perf/util/arm-spe.c
+++ b/tools/perf/util/arm-spe.c
@@ -53,6 +53,7 @@ struct arm_spe {
u8 sample_tlb;
u8 sample_branch;
u8 sample_remote_access;
+ u8 sample_memory;
u64 l1d_miss_id;
u64 l1d_access_id;
@@ -62,6 +63,7 @@ struct arm_spe {
u64 tlb_access_id;
u64 branch_miss_id;
u64 remote_access_id;
+ u64 memory_id;
u64 kernel_start;
@@ -235,7 +237,6 @@ static void arm_spe_prep_sample(struct arm_spe *spe,
sample->cpumode = arm_spe_cpumode(spe, sample->ip);
sample->pid = speq->pid;
sample->tid = speq->tid;
- sample->addr = record->to_ip;
sample->period = 1;
sample->cpu = speq->cpu;
@@ -259,11 +260,11 @@ arm_spe_deliver_synth_event(struct arm_spe *spe,
return ret;
}
-static int
-arm_spe_synth_spe_events_sample(struct arm_spe_queue *speq,
- u64 spe_events_id)
+static int arm_spe__synth_mem_sample(struct arm_spe_queue *speq,
+ u64 spe_events_id, u64 data_src)
{
struct arm_spe *spe = speq->spe;
+ struct arm_spe_record *record = &speq->decoder->record;
union perf_event *event = speq->event_buf;
struct perf_sample sample = { .ip = 0, };
@@ -271,27 +272,102 @@ arm_spe_synth_spe_events_sample(struct arm_spe_queue *speq,
sample.id = spe_events_id;
sample.stream_id = spe_events_id;
+ sample.addr = record->virt_addr;
+ sample.phys_addr = record->phys_addr;
+ sample.data_src = data_src;
return arm_spe_deliver_synth_event(spe, speq, event, &sample);
}
+static int arm_spe__synth_branch_sample(struct arm_spe_queue *speq,
+ u64 spe_events_id)
+{
+ struct arm_spe *spe = speq->spe;
+ struct arm_spe_record *record = &speq->decoder->record;
+ union perf_event *event = speq->event_buf;
+ struct perf_sample sample = { .ip = 0, };
+
+ arm_spe_prep_sample(spe, speq, event, &sample);
+
+ sample.id = spe_events_id;
+ sample.stream_id = spe_events_id;
+ sample.addr = record->to_ip;
+
+ return arm_spe_deliver_synth_event(spe, speq, event, &sample);
+}
+
+#define SPE_MEM_TYPE (ARM_SPE_L1D_ACCESS | ARM_SPE_L1D_MISS | \
+ ARM_SPE_LLC_ACCESS | ARM_SPE_LLC_MISS | \
+ ARM_SPE_REMOTE_ACCESS)
+
+static bool arm_spe__is_memory_event(enum arm_spe_sample_type type)
+{
+ if (type & SPE_MEM_TYPE)
+ return true;
+
+ return false;
+}
+
+static u64 arm_spe__synth_data_source(const struct arm_spe_record *record)
+{
+ union perf_mem_data_src data_src = { 0 };
+
+ if (record->op == ARM_SPE_LD)
+ data_src.mem_op = PERF_MEM_OP_LOAD;
+ else
+ data_src.mem_op = PERF_MEM_OP_STORE;
+
+ if (record->type & (ARM_SPE_LLC_ACCESS | ARM_SPE_LLC_MISS)) {
+ data_src.mem_lvl = PERF_MEM_LVL_L3;
+
+ if (record->type & ARM_SPE_LLC_MISS)
+ data_src.mem_lvl |= PERF_MEM_LVL_MISS;
+ else
+ data_src.mem_lvl |= PERF_MEM_LVL_HIT;
+ } else if (record->type & (ARM_SPE_L1D_ACCESS | ARM_SPE_L1D_MISS)) {
+ data_src.mem_lvl = PERF_MEM_LVL_L1;
+
+ if (record->type & ARM_SPE_L1D_MISS)
+ data_src.mem_lvl |= PERF_MEM_LVL_MISS;
+ else
+ data_src.mem_lvl |= PERF_MEM_LVL_HIT;
+ }
+
+ if (record->type & ARM_SPE_REMOTE_ACCESS)
+ data_src.mem_lvl |= PERF_MEM_LVL_REM_CCE1;
+
+ if (record->type & (ARM_SPE_TLB_ACCESS | ARM_SPE_TLB_MISS)) {
+ data_src.mem_dtlb = PERF_MEM_TLB_WK;
+
+ if (record->type & ARM_SPE_TLB_MISS)
+ data_src.mem_dtlb |= PERF_MEM_TLB_MISS;
+ else
+ data_src.mem_dtlb |= PERF_MEM_TLB_HIT;
+ }
+
+ return data_src.val;
+}
+
static int arm_spe_sample(struct arm_spe_queue *speq)
{
const struct arm_spe_record *record = &speq->decoder->record;
struct arm_spe *spe = speq->spe;
+ u64 data_src;
int err;
+ data_src = arm_spe__synth_data_source(record);
+
if (spe->sample_flc) {
if (record->type & ARM_SPE_L1D_MISS) {
- err = arm_spe_synth_spe_events_sample(
- speq, spe->l1d_miss_id);
+ err = arm_spe__synth_mem_sample(speq, spe->l1d_miss_id,
+ data_src);
if (err)
return err;
}
if (record->type & ARM_SPE_L1D_ACCESS) {
- err = arm_spe_synth_spe_events_sample(
- speq, spe->l1d_access_id);
+ err = arm_spe__synth_mem_sample(speq, spe->l1d_access_id,
+ data_src);
if (err)
return err;
}
@@ -299,15 +375,15 @@ static int arm_spe_sample(struct arm_spe_queue *speq)
if (spe->sample_llc) {
if (record->type & ARM_SPE_LLC_MISS) {
- err = arm_spe_synth_spe_events_sample(
- speq, spe->llc_miss_id);
+ err = arm_spe__synth_mem_sample(speq, spe->llc_miss_id,
+ data_src);
if (err)
return err;
}
if (record->type & ARM_SPE_LLC_ACCESS) {
- err = arm_spe_synth_spe_events_sample(
- speq, spe->llc_access_id);
+ err = arm_spe__synth_mem_sample(speq, spe->llc_access_id,
+ data_src);
if (err)
return err;
}
@@ -315,31 +391,36 @@ static int arm_spe_sample(struct arm_spe_queue *speq)
if (spe->sample_tlb) {
if (record->type & ARM_SPE_TLB_MISS) {
- err = arm_spe_synth_spe_events_sample(
- speq, spe->tlb_miss_id);
+ err = arm_spe__synth_mem_sample(speq, spe->tlb_miss_id,
+ data_src);
if (err)
return err;
}
if (record->type & ARM_SPE_TLB_ACCESS) {
- err = arm_spe_synth_spe_events_sample(
- speq, spe->tlb_access_id);
+ err = arm_spe__synth_mem_sample(speq, spe->tlb_access_id,
+ data_src);
if (err)
return err;
}
}
if (spe->sample_branch && (record->type & ARM_SPE_BRANCH_MISS)) {
- err = arm_spe_synth_spe_events_sample(speq,
- spe->branch_miss_id);
+ err = arm_spe__synth_branch_sample(speq, spe->branch_miss_id);
if (err)
return err;
}
if (spe->sample_remote_access &&
(record->type & ARM_SPE_REMOTE_ACCESS)) {
- err = arm_spe_synth_spe_events_sample(speq,
- spe->remote_access_id);
+ err = arm_spe__synth_mem_sample(speq, spe->remote_access_id,
+ data_src);
+ if (err)
+ return err;
+ }
+
+ if (spe->sample_memory && arm_spe__is_memory_event(record->type)) {
+ err = arm_spe__synth_mem_sample(speq, spe->memory_id, data_src);
if (err)
return err;
}
@@ -803,7 +884,7 @@ arm_spe_synth_events(struct arm_spe *spe, struct perf_session *session)
attr.type = PERF_TYPE_HARDWARE;
attr.sample_type = evsel->core.attr.sample_type & PERF_SAMPLE_MASK;
attr.sample_type |= PERF_SAMPLE_IP | PERF_SAMPLE_TID |
- PERF_SAMPLE_PERIOD;
+ PERF_SAMPLE_PERIOD | PERF_SAMPLE_DATA_SRC;
if (spe->timeless_decoding)
attr.sample_type &= ~(u64)PERF_SAMPLE_TIME;
else
@@ -907,6 +988,16 @@ arm_spe_synth_events(struct arm_spe *spe, struct perf_session *session)
id += 1;
}
+ if (spe->synth_opts.mem) {
+ spe->sample_memory = true;
+
+ err = arm_spe_synth_event(session, &attr, id);
+ if (err)
+ return err;
+ spe->memory_id = id;
+ arm_spe_set_event_name(evlist, id, "memory");
+ }
+
return 0;
}