diff options
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/Documentation/perf-report.txt | 1 | ||||
| -rw-r--r-- | tools/perf/util/event.h | 3 | ||||
| -rw-r--r-- | tools/perf/util/hist.c | 3 | ||||
| -rw-r--r-- | tools/perf/util/hist.h | 1 | ||||
| -rw-r--r-- | tools/perf/util/session.c | 16 | ||||
| -rw-r--r-- | tools/perf/util/sort.c | 24 | ||||
| -rw-r--r-- | tools/perf/util/sort.h | 1 |
7 files changed, 43 insertions, 6 deletions
diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt index c33b69f3374f..960da203ec11 100644 --- a/tools/perf/Documentation/perf-report.txt +++ b/tools/perf/Documentation/perf-report.txt @@ -109,6 +109,7 @@ OPTIONS - mispredict: "N" for predicted branch, "Y" for mispredicted branch - in_tx: branch in TSX transaction - abort: TSX transaction abort. + - cycles: Cycles in basic block And default sort keys are changed to comm, dso_from, symbol_from, dso_to and symbol_to, see '--branch-stack'. diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h index 4bb2ae894c78..f729df5e25e6 100644 --- a/tools/perf/util/event.h +++ b/tools/perf/util/event.h @@ -134,7 +134,8 @@ struct branch_flags { u64 predicted:1; u64 in_tx:1; u64 abort:1; - u64 reserved:60; + u64 cycles:16; + u64 reserved:44; }; struct branch_entry { diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c index 6f28d53d4e46..54fc0033dd6a 100644 --- a/tools/perf/util/hist.c +++ b/tools/perf/util/hist.c @@ -618,7 +618,8 @@ iter_add_next_branch_entry(struct hist_entry_iter *iter, struct addr_location *a * and not events sampled. Thus we use a pseudo period of 1. */ he = __hists__add_entry(hists, al, iter->parent, &bi[i], NULL, - 1, 1, 0, true); + 1, bi->flags.cycles ? bi->flags.cycles : 1, + 0, true); if (he == NULL) return -ENOMEM; diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h index 5ed8d9c22981..3881d9815309 100644 --- a/tools/perf/util/hist.h +++ b/tools/perf/util/hist.h @@ -47,6 +47,7 @@ enum hist_column { HISTC_MEM_SNOOP, HISTC_MEM_DCACHELINE, HISTC_TRANSACTION, + HISTC_CYCLES, HISTC_NR_COLS, /* Last entry */ }; diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c index f51eb54aeeb3..18722e774a69 100644 --- a/tools/perf/util/session.c +++ b/tools/perf/util/session.c @@ -784,10 +784,18 @@ static void branch_stack__printf(struct perf_sample *sample) printf("... branch stack: nr:%" PRIu64 "\n", sample->branch_stack->nr); - for (i = 0; i < sample->branch_stack->nr; i++) - printf("..... %2"PRIu64": %016" PRIx64 " -> %016" PRIx64 "\n", - i, sample->branch_stack->entries[i].from, - sample->branch_stack->entries[i].to); + for (i = 0; i < sample->branch_stack->nr; i++) { + struct branch_entry *e = &sample->branch_stack->entries[i]; + + printf("..... %2"PRIu64": %016" PRIx64 " -> %016" PRIx64 " %hu cycles %s%s%s%s %x\n", + i, e->from, e->to, + e->flags.cycles, + e->flags.mispred ? "M" : " ", + e->flags.predicted ? "P" : " ", + e->flags.abort ? "A" : " ", + e->flags.in_tx ? "T" : " ", + (unsigned)e->flags.reserved); + } } static void regs_dump__printf(u64 mask, u64 *regs) diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c index 4c65a143a34c..5b7a50c04e45 100644 --- a/tools/perf/util/sort.c +++ b/tools/perf/util/sort.c @@ -526,6 +526,29 @@ static int hist_entry__mispredict_snprintf(struct hist_entry *he, char *bf, return repsep_snprintf(bf, size, "%-*.*s", width, width, out); } +static int64_t +sort__cycles_cmp(struct hist_entry *left, struct hist_entry *right) +{ + return left->branch_info->flags.cycles - + right->branch_info->flags.cycles; +} + +static int hist_entry__cycles_snprintf(struct hist_entry *he, char *bf, + size_t size, unsigned int width) +{ + if (he->branch_info->flags.cycles == 0) + return repsep_snprintf(bf, size, "%-*s", width, "-"); + return repsep_snprintf(bf, size, "%-*hd", width, + he->branch_info->flags.cycles); +} + +struct sort_entry sort_cycles = { + .se_header = "Basic Block Cycles", + .se_cmp = sort__cycles_cmp, + .se_snprintf = hist_entry__cycles_snprintf, + .se_width_idx = HISTC_CYCLES, +}; + /* --sort daddr_sym */ static int64_t sort__daddr_cmp(struct hist_entry *left, struct hist_entry *right) @@ -1190,6 +1213,7 @@ static struct sort_dimension bstack_sort_dimensions[] = { DIM(SORT_MISPREDICT, "mispredict", sort_mispredict), DIM(SORT_IN_TX, "in_tx", sort_in_tx), DIM(SORT_ABORT, "abort", sort_abort), + DIM(SORT_CYCLES, "cycles", sort_cycles), }; #undef DIM diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h index e97cd476d336..bc6c87a76d16 100644 --- a/tools/perf/util/sort.h +++ b/tools/perf/util/sort.h @@ -185,6 +185,7 @@ enum sort_type { SORT_MISPREDICT, SORT_ABORT, SORT_IN_TX, + SORT_CYCLES, /* memory mode specific sort keys */ __SORT_MEMORY_MODE, |