[tip:perf/core] perf report: Add flag for non ANY branch mode

[tip-bot for Andi Kleen]

Commit-ID:  98df858ed46ddaaf9be3573eb2b63b57a68c6af7
Gitweb:     http://git.kernel.org/tip/98df858ed46ddaaf9be3573eb2b63b57a68c6af7
Author:     Andi Kleen <ak@xxxxxxxxxxxxxxx>
AuthorDate: Sat, 18 Jul 2015 08:24:47 -0700
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Thu, 6 Aug 2015 16:31:39 -0300

perf report: Add flag for non ANY branch mode

Later patches need to cheaply check that the branch mode is in ANY.  Add
a new function to check all event attrs and add a flag to the report
state, which is then initialized.

v2: Rename flag

Signed-off-by: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Acked-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1437233094-12844-3-git-send-email-andi@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/builtin-report.c |  7 +++++++
 tools/perf/util/evlist.c    | 10 ++++++++++
 tools/perf/util/evlist.h    |  1 +
 3 files changed, 18 insertions(+)

diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 95a4771..3ba0e97 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -53,6 +53,7 @@ struct report {
 	bool			mem_mode;
 	bool			header;
 	bool			header_only;
+	bool			nonany_branch_mode;
 	int			max_stack;
 	struct perf_read_values	show_threads_values;
 	const char		*pretty_printing_style;
@@ -258,6 +259,12 @@ static int report__setup_sample_type(struct report *rep)
 		else
 			callchain_param.record_mode = CALLCHAIN_FP;
 	}
+
+	/* ??? handle more cases than just ANY? */
+	if (!(perf_evlist__combined_branch_type(session->evlist) &
+				PERF_SAMPLE_BRANCH_ANY))
+		rep->nonany_branch_mode = true;
+
 	return 0;
 }
 
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 3b9f411..373f65b 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -1273,6 +1273,16 @@ u64 perf_evlist__combined_sample_type(struct perf_evlist *evlist)
 	return __perf_evlist__combined_sample_type(evlist);
 }
 
+u64 perf_evlist__combined_branch_type(struct perf_evlist *evlist)
+{
+	struct perf_evsel *evsel;
+	u64 branch_type = 0;
+
+	evlist__for_each(evlist, evsel)
+		branch_type |= evsel->attr.branch_sample_type;
+	return branch_type;
+}
+
 bool perf_evlist__valid_read_format(struct perf_evlist *evlist)
 {
 	struct perf_evsel *first = perf_evlist__first(evlist), *pos = first;
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index a8930b6..3977570 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -165,6 +165,7 @@ void perf_evlist__set_leader(struct perf_evlist *evlist);
 u64 perf_evlist__read_format(struct perf_evlist *evlist);
 u64 __perf_evlist__combined_sample_type(struct perf_evlist *evlist);
 u64 perf_evlist__combined_sample_type(struct perf_evlist *evlist);
+u64 perf_evlist__combined_branch_type(struct perf_evlist *evlist);
 bool perf_evlist__sample_id_all(struct perf_evlist *evlist);
 u16 perf_evlist__id_hdr_size(struct perf_evlist *evlist);
 
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