[PATCH 11/33] perf, tools: Support sorting by intx, abort branch flags

Andi Kleen
2012-10-26T20:36:49Z

Extend the perf branch sorting code to support sorting by intx
or abort qualifiers. Also print out those qualifiers.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
---
tools/perf/builtin-report.c | 3 +-
tools/perf/builtin-top.c | 4 ++-
tools/perf/perf.h | 4 ++-
tools/perf/util/hist.h | 2 +
tools/perf/util/sort.c | 55 +++++++++++++++++++++++++++++++++++++++++++
tools/perf/util/sort.h | 2 +
6 files changed, 67 insertions(+), 3 deletions(-)

diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index a61725d..d46f887 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -595,7 +595,8 @@ int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
"Use the stdio interface"),
OPT_STRING('s', "sort", &sort_order, "key[,key2...]",
"sort by key(s): pid, comm, dso, symbol, parent, dso_to,"
- " dso_from, symbol_to, symbol_from, mispredict"),
+ " dso_from, symbol_to, symbol_from, mispredict, srcline,"
+ " abort, intx"),
OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf.show_cpu_utilization,
"Show sample percentage for different cpu modes"),
OPT_STRING('p', "parent", &parent_pattern, "regex",
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index ff6db80..3861118 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -1221,7 +1221,9 @@ int cmd_top(int argc, const char **argv, const char *prefix __maybe_unused)
OPT_INCR('v', "verbose", &verbose,
"be more verbose (show counter open errors, etc)"),
OPT_STRING('s', "sort", &sort_order, "key[,key2...]",
- "sort by key(s): pid, comm, dso, symbol, parent"),
+ "sort by key(s): pid, comm, dso, symbol, parent, dso_to,"
+ " dso_from, symbol_to, symbol_from, mispredict, srcline,"
+ " abort, intx"),
OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf.show_nr_samples,
"Show a column with the number of samples"),
OPT_CALLBACK_DEFAULT('G', "call-graph", &top, "output_type,min_percent, call_order",
diff --git a/tools/perf/perf.h b/tools/perf/perf.h
index c50985e..22a5502 100644
--- a/tools/perf/perf.h
+++ b/tools/perf/perf.h
@@ -194,7 +194,9 @@ struct ip_callchain {
struct branch_flags {
u64 mispred:1;
u64 predicted:1;
- u64 reserved:62;
+ u64 intx:1;
+ u64 abort:1;
+ u64 reserved:60;
};

struct branch_entry {
diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index 66cb31f..d918a1a 100644
--- a/tools/perf/util/hist.h
+++ b/tools/perf/util/hist.h
@@ -43,6 +43,8 @@ enum hist_column {
HISTC_PARENT,
HISTC_CPU,
HISTC_MISPREDICT,
+ HISTC_INTX,
+ HISTC_ABORT,
HISTC_SYMBOL_FROM,
HISTC_SYMBOL_TO,
HISTC_DSO_FROM,
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index cfd1c0f..a8d1f1a 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -476,6 +476,55 @@ struct sort_entry sort_mispredict = {
.se_width_idx = HISTC_MISPREDICT,
};

+static int64_t
+sort__abort_cmp(struct hist_entry *left, struct hist_entry *right)
+{
+ return left->branch_info->flags.abort !=
+ right->branch_info->flags.abort;
+}
+
+static int hist_entry__abort_snprintf(struct hist_entry *self, char *bf,
+ size_t size, unsigned int width)
+{
+ static const char *out = ".";
+
+ if (self->branch_info->flags.abort)
+ out = "A";
+ return repsep_snprintf(bf, size, "%-*s", width, out);
+}
+
+struct sort_entry sort_abort = {
+ .se_header = "Transaction abort",
+ .se_cmp = sort__abort_cmp,
+ .se_snprintf = hist_entry__abort_snprintf,
+ .se_width_idx = HISTC_ABORT,
+};
+
+static int64_t
+sort__intx_cmp(struct hist_entry *left, struct hist_entry *right)
+{
+ return left->branch_info->flags.intx !=
+ right->branch_info->flags.intx;
+}
+
+static int hist_entry__intx_snprintf(struct hist_entry *self, char *bf,
+ size_t size, unsigned int width)
+{
+ static const char *out = ".";
+
+ if (self->branch_info->flags.intx)
+ out = "T";
+
+ return repsep_snprintf(bf, size, "%-*s", width, out);
+}
+
+struct sort_entry sort_intx = {
+ .se_header = "Branch in transaction",
+ .se_cmp = sort__intx_cmp,
+ .se_snprintf = hist_entry__intx_snprintf,
+ .se_width_idx = HISTC_INTX,
+};
+
struct sort_dimension {
const char *name;
struct sort_entry *entry;
@@ -497,6 +546,8 @@ static struct sort_dimension sort_dimensions[] = {
DIM(SORT_CPU, "cpu", sort_cpu),
DIM(SORT_MISPREDICT, "mispredict", sort_mispredict),
DIM(SORT_SRCLINE, "srcline", sort_srcline),
+ DIM(SORT_ABORT, "abort", sort_abort),
+ DIM(SORT_INTX, "intx", sort_intx)
};

int sort_dimension__add(const char *tok)
@@ -553,6 +604,10 @@ int sort_dimension__add(const char *tok)
sort__first_dimension = SORT_DSO_TO;
else if (!strcmp(sd->name, "mispredict"))
sort__first_dimension = SORT_MISPREDICT;
+ else if (!strcmp(sd->name, "intx"))
+ sort__first_dimension = SORT_INTX;
+ else if (!strcmp(sd->name, "abort"))
+ sort__first_dimension = SORT_ABORT;
}

list_add_tail(&sd->entry->list, &hist_entry__sort_list);
diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h
index 5786f32..10cf155 100644
--- a/tools/perf/util/sort.h
+++ b/tools/perf/util/sort.h
@@ -100,6 +100,8 @@ enum sort_type {
SORT_SYM_TO,
SORT_MISPREDICT,
SORT_SRCLINE,
+ SORT_ABORT,
+ SORT_INTX,
};

/*
--
1.7.7.6