diff options
| -rw-r--r-- | tools/perf/Documentation/perf-report.txt | 1 | ||||
| -rw-r--r-- | tools/perf/util/hist.c | 1 | ||||
| -rw-r--r-- | tools/perf/util/hist.h | 1 | ||||
| -rw-r--r-- | tools/perf/util/sort.c | 47 | ||||
| -rw-r--r-- | tools/perf/util/sort.h | 2 |
5 files changed, 52 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt index c242e8da6b1a..cfd502f7e6da 100644 --- a/tools/perf/Documentation/perf-report.txt +++ b/tools/perf/Documentation/perf-report.txt @@ -117,6 +117,7 @@ OPTIONS - addr: (Full) virtual address of the sampled instruction - retire_lat: On X86, this reports pipeline stall of this instruction compared to the previous instruction in cycles. And currently supported only on X86 + - simd: Flags describing a SIMD operation. "e" for empty Arm SVE predicate. "p" for partial Arm SVE predicate By default, comm, dso and symbol keys are used. (i.e. --sort comm,dso,symbol) diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c index 3670136a0074..0c11f50abfec 100644 --- a/tools/perf/util/hist.c +++ b/tools/perf/util/hist.c @@ -745,6 +745,7 @@ __hists__add_entry(struct hists *hists, .weight = sample->weight, .ins_lat = sample->ins_lat, .p_stage_cyc = sample->p_stage_cyc, + .simd_flags = sample->simd_flags, }, *he = hists__findnew_entry(hists, &entry, al, sample_self); if (!hists->has_callchains && he && he->callchain_size != 0) diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h index 86a677954279..afc9f1c7f4dc 100644 --- a/tools/perf/util/hist.h +++ b/tools/perf/util/hist.h @@ -81,6 +81,7 @@ enum hist_column { HISTC_ADDR_FROM, HISTC_ADDR_TO, HISTC_ADDR, + HISTC_SIMD, HISTC_NR_COLS, /* Last entry */ }; diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c index 093a0c8b2e3d..e11e68ecf0a2 100644 --- a/tools/perf/util/sort.c +++ b/tools/perf/util/sort.c @@ -139,6 +139,52 @@ struct sort_entry sort_thread = { .se_width_idx = HISTC_THREAD, }; +/* --sort simd */ + +static int64_t +sort__simd_cmp(struct hist_entry *left, struct hist_entry *right) +{ + if (left->simd_flags.arch != right->simd_flags.arch) + return (int64_t) left->simd_flags.arch - right->simd_flags.arch; + + return (int64_t) left->simd_flags.pred - right->simd_flags.pred; +} + +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) + return "SVE"; + else + return "n/a"; +} + +static int hist_entry__simd_snprintf(struct hist_entry *he, char *bf, + size_t size, unsigned int width __maybe_unused) +{ + const char *name; + + if (!he->simd_flags.arch) + return repsep_snprintf(bf, size, ""); + + name = hist_entry__get_simd_name(&he->simd_flags); + + if (he->simd_flags.pred & SIMD_OP_FLAGS_PRED_EMPTY) + return repsep_snprintf(bf, size, "[e] %s", name); + else if (he->simd_flags.pred & SIMD_OP_FLAGS_PRED_PARTIAL) + return repsep_snprintf(bf, size, "[p] %s", name); + + return repsep_snprintf(bf, size, "[.] %s", name); +} + +struct sort_entry sort_simd = { + .se_header = "Simd ", + .se_cmp = sort__simd_cmp, + .se_snprintf = hist_entry__simd_snprintf, + .se_width_idx = HISTC_SIMD, +}; + /* --sort comm */ /* @@ -2142,6 +2188,7 @@ static struct sort_dimension common_sort_dimensions[] = { DIM(SORT_ADDR, "addr", sort_addr), DIM(SORT_LOCAL_RETIRE_LAT, "local_retire_lat", sort_local_p_stage_cyc), DIM(SORT_GLOBAL_RETIRE_LAT, "retire_lat", sort_global_p_stage_cyc), + DIM(SORT_SIMD, "simd", sort_simd) }; #undef DIM diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h index 22f437c3476f..ecfb7f1359d5 100644 --- a/tools/perf/util/sort.h +++ b/tools/perf/util/sort.h @@ -111,6 +111,7 @@ struct hist_entry { u64 p_stage_cyc; u8 cpumode; u8 depth; + struct simd_flags simd_flags; /* We are added by hists__add_dummy_entry. */ bool dummy; @@ -241,6 +242,7 @@ enum sort_type { SORT_ADDR, SORT_LOCAL_RETIRE_LAT, SORT_GLOBAL_RETIRE_LAT, + SORT_SIMD, /* branch stack specific sort keys */ __SORT_BRANCH_STACK, |