diff options
Diffstat (limited to 'tools/perf')
-rw-r--r-- | tools/perf/util/intel-pt-decoder/intel-pt-decoder.c | 59 | ||||
-rw-r--r-- | tools/perf/util/intel-pt-decoder/intel-pt-decoder.h | 3 |
2 files changed, 53 insertions, 9 deletions
diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c index cfaa091c935c..8c59677bee13 100644 --- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c +++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c @@ -122,6 +122,8 @@ struct intel_pt_decoder { bool in_psb; bool hop; bool leap; + bool nr; + bool next_nr; enum intel_pt_param_flags flags; uint64_t pos; uint64_t last_ip; @@ -503,6 +505,28 @@ static inline void intel_pt_update_in_tx(struct intel_pt_decoder *decoder) decoder->tx_flags = decoder->packet.payload & INTEL_PT_IN_TX; } +static inline void intel_pt_update_pip(struct intel_pt_decoder *decoder) +{ + decoder->pip_payload = decoder->packet.payload; +} + +static inline void intel_pt_update_nr(struct intel_pt_decoder *decoder) +{ + decoder->next_nr = decoder->pip_payload & 1; +} + +static inline void intel_pt_set_nr(struct intel_pt_decoder *decoder) +{ + decoder->nr = decoder->pip_payload & 1; + decoder->next_nr = decoder->nr; +} + +static inline void intel_pt_set_pip(struct intel_pt_decoder *decoder) +{ + intel_pt_update_pip(decoder); + intel_pt_set_nr(decoder); +} + static int intel_pt_bad_packet(struct intel_pt_decoder *decoder) { intel_pt_clear_tx_flags(decoder); @@ -1240,6 +1264,7 @@ static int intel_pt_walk_tip(struct intel_pt_decoder *decoder) decoder->continuous_period = false; decoder->pkt_state = INTEL_PT_STATE_IN_SYNC; decoder->state.type |= INTEL_PT_TRACE_END; + intel_pt_update_nr(decoder); return 0; } if (err == INTEL_PT_RETURN) @@ -1247,6 +1272,8 @@ static int intel_pt_walk_tip(struct intel_pt_decoder *decoder) if (err) return err; + intel_pt_update_nr(decoder); + if (intel_pt_insn.branch == INTEL_PT_BR_INDIRECT) { if (decoder->pkt_state == INTEL_PT_STATE_TIP_PGD) { decoder->pge = false; @@ -1359,6 +1386,7 @@ static int intel_pt_walk_tnt(struct intel_pt_decoder *decoder) decoder->state.from_ip = decoder->ip; decoder->state.to_ip = decoder->last_ip; decoder->ip = decoder->last_ip; + intel_pt_update_nr(decoder); return 0; } @@ -1483,6 +1511,7 @@ static int intel_pt_overflow(struct intel_pt_decoder *decoder) { intel_pt_log("ERROR: Buffer overflow\n"); intel_pt_clear_tx_flags(decoder); + intel_pt_set_nr(decoder); decoder->timestamp_insn_cnt = 0; decoder->pkt_state = INTEL_PT_STATE_ERR_RESYNC; decoder->overflow = true; @@ -1757,7 +1786,7 @@ static int intel_pt_walk_psbend(struct intel_pt_decoder *decoder) break; case INTEL_PT_PIP: - decoder->pip_payload = decoder->packet.payload; + intel_pt_set_pip(decoder); break; case INTEL_PT_FUP: @@ -1856,6 +1885,7 @@ static int intel_pt_walk_fup_tip(struct intel_pt_decoder *decoder) decoder->pge = false; decoder->continuous_period = false; decoder->state.type |= INTEL_PT_TRACE_END; + intel_pt_update_nr(decoder); return 0; case INTEL_PT_TIP_PGE: @@ -1871,6 +1901,7 @@ static int intel_pt_walk_fup_tip(struct intel_pt_decoder *decoder) } decoder->state.type |= INTEL_PT_TRACE_BEGIN; intel_pt_mtc_cyc_cnt_pge(decoder); + intel_pt_set_nr(decoder); return 0; case INTEL_PT_TIP: @@ -1881,10 +1912,11 @@ static int intel_pt_walk_fup_tip(struct intel_pt_decoder *decoder) intel_pt_set_ip(decoder); decoder->state.to_ip = decoder->ip; } + intel_pt_update_nr(decoder); return 0; case INTEL_PT_PIP: - decoder->pip_payload = decoder->packet.payload; + intel_pt_update_pip(decoder); break; case INTEL_PT_MTC: @@ -1943,21 +1975,27 @@ static int intel_pt_hop_trace(struct intel_pt_decoder *decoder, bool *no_tip, in return HOP_IGNORE; case INTEL_PT_TIP_PGD: - if (!decoder->packet.count) + if (!decoder->packet.count) { + intel_pt_set_nr(decoder); return HOP_IGNORE; + } intel_pt_set_ip(decoder); decoder->state.type |= INTEL_PT_TRACE_END; decoder->state.from_ip = 0; decoder->state.to_ip = decoder->ip; + intel_pt_update_nr(decoder); return HOP_RETURN; case INTEL_PT_TIP: - if (!decoder->packet.count) + if (!decoder->packet.count) { + intel_pt_set_nr(decoder); return HOP_IGNORE; + } intel_pt_set_ip(decoder); decoder->state.type = INTEL_PT_INSTRUCTION; decoder->state.from_ip = decoder->ip; decoder->state.to_ip = 0; + intel_pt_update_nr(decoder); return HOP_RETURN; case INTEL_PT_FUP: @@ -2222,6 +2260,7 @@ next: case INTEL_PT_TIP_PGE: { decoder->pge = true; intel_pt_mtc_cyc_cnt_pge(decoder); + intel_pt_set_nr(decoder); if (decoder->packet.count == 0) { intel_pt_log_at("Skipping zero TIP.PGE", decoder->pos); @@ -2297,7 +2336,7 @@ next: return err; case INTEL_PT_PIP: - decoder->pip_payload = decoder->packet.payload; + intel_pt_update_pip(decoder); break; case INTEL_PT_MTC: @@ -2536,7 +2575,7 @@ static int intel_pt_walk_psb(struct intel_pt_decoder *decoder) break; case INTEL_PT_PIP: - decoder->pip_payload = decoder->packet.payload; + intel_pt_set_pip(decoder); break; case INTEL_PT_MODE_EXEC: @@ -2655,7 +2694,7 @@ static int intel_pt_walk_to_ip(struct intel_pt_decoder *decoder) break; case INTEL_PT_PIP: - decoder->pip_payload = decoder->packet.payload; + intel_pt_set_pip(decoder); break; case INTEL_PT_MODE_EXEC: @@ -2953,6 +2992,7 @@ const struct intel_pt_state *intel_pt_decode(struct intel_pt_decoder *decoder) decoder->state.from_ip = decoder->ip; intel_pt_update_sample_time(decoder); decoder->sample_tot_cyc_cnt = decoder->tot_cyc_cnt; + intel_pt_set_nr(decoder); } else { decoder->state.err = 0; if (decoder->cbr != decoder->cbr_seen) { @@ -2985,9 +3025,12 @@ const struct intel_pt_state *intel_pt_decode(struct intel_pt_decoder *decoder) if ((decoder->state.type & INTEL_PT_PSB_EVT) && decoder->tsc_timestamp) decoder->sample_timestamp = decoder->tsc_timestamp; + decoder->state.from_nr = decoder->nr; + decoder->state.to_nr = decoder->next_nr; + decoder->nr = decoder->next_nr; + decoder->state.timestamp = decoder->sample_timestamp; decoder->state.est_timestamp = intel_pt_est_timestamp(decoder); - decoder->state.pip_payload = decoder->pip_payload; decoder->state.tot_insn_cnt = decoder->tot_insn_cnt; decoder->state.tot_cyc_cnt = decoder->sample_tot_cyc_cnt; diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.h b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.h index b9564c93fca7..d9e62a7f6f0e 100644 --- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.h +++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.h @@ -201,10 +201,11 @@ struct intel_pt_blk_items { struct intel_pt_state { enum intel_pt_sample_type type; + bool from_nr; + bool to_nr; int err; uint64_t from_ip; uint64_t to_ip; - uint64_t pip_payload; uint64_t tot_insn_cnt; uint64_t tot_cyc_cnt; uint64_t timestamp; |