[tip:perf/core] perf tool: Simplify options to perf_evsel__print_ip

tip-bot for David Ahern
2013-08-15T07:56:22Z

Commit-ID: a6ffaf91302dc1689fc72da0068b87226747fbe0
Gitweb: http://git.kernel.org/tip/a6ffaf91302dc1689fc72da0068b87226747fbe0
Author: David Ahern <dsahern@gmail.com>
AuthorDate: Wed, 7 Aug 2013 22:50:51 -0400
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Mon, 12 Aug 2013 10:31:07 -0300

perf tool: Simplify options to perf_evsel__print_ip

Make print options based on flags. Simplifies addition of more print
options which is the subject of upcoming patches.

Signed-off-by: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1375930261-77273-10-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/builtin-script.c | 27 +++++++++++++++++++++++----
tools/perf/util/session.c | 14 +++++++++++---
tools/perf/util/session.h | 7 ++++++-
3 files changed, 40 insertions(+), 8 deletions(-)

diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index cd616ff..ee5d6f8 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -66,6 +66,7 @@ struct output_option {
static struct {
bool user_set;
bool wildcard_set;
+ unsigned int print_ip_opts;
u64 fields;
u64 invalid_fields;
} output[PERF_TYPE_MAX] = {
@@ -235,6 +236,7 @@ static int perf_session__check_output_opt(struct perf_session *session)
{
int j;
struct perf_evsel *evsel;
+ struct perf_event_attr *attr;

for (j = 0; j < PERF_TYPE_MAX; ++j) {
evsel = perf_session__find_first_evtype(session, j);
@@ -253,6 +255,24 @@ static int perf_session__check_output_opt(struct perf_session *session)
if (evsel && output[j].fields &&
perf_evsel__check_attr(evsel, session))
return -1;
+
+ if (evsel == NULL)
+ continue;
+
+ attr = &evsel->attr;
+
+ output[j].print_ip_opts = 0;
+ if (PRINT_FIELD(IP))
+ output[j].print_ip_opts |= PRINT_IP_OPT_IP;
+
+ if (PRINT_FIELD(SYM))
+ output[j].print_ip_opts |= PRINT_IP_OPT_SYM;
+
+ if (PRINT_FIELD(DSO))
+ output[j].print_ip_opts |= PRINT_IP_OPT_DSO;
+
+ if (PRINT_FIELD(SYMOFFSET))
+ output[j].print_ip_opts |= PRINT_IP_OPT_SYMOFFSET;
}

return 0;
@@ -382,8 +402,7 @@ static void print_sample_bts(union perf_event *event,
else
printf("\n");
perf_evsel__print_ip(evsel, event, sample, machine,
- PRINT_FIELD(SYM), PRINT_FIELD(DSO),
- PRINT_FIELD(SYMOFFSET));
+ output[attr->type].print_ip_opts);
}

printf(" => ");
@@ -423,9 +442,9 @@ static void process_event(union perf_event *event, struct perf_sample *sample,
printf(" ");
else
printf("\n");
+
perf_evsel__print_ip(evsel, event, sample, machine,
- PRINT_FIELD(SYM), PRINT_FIELD(DSO),
- PRINT_FIELD(SYMOFFSET));
+ output[attr->type].print_ip_opts);
}

printf("\n");
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index dedaeb2..e5fd658 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -1489,10 +1489,14 @@ struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session,

void perf_evsel__print_ip(struct perf_evsel *evsel, union perf_event *event,
struct perf_sample *sample, struct machine *machine,
- int print_sym, int print_dso, int print_symoffset)
+ unsigned int print_opts)
{
struct addr_location al;
struct callchain_cursor_node *node;
+ int print_ip = print_opts & PRINT_IP_OPT_IP;
+ int print_sym = print_opts & PRINT_IP_OPT_SYM;
+ int print_dso = print_opts & PRINT_IP_OPT_DSO;
+ int print_symoffset = print_opts & PRINT_IP_OPT_SYMOFFSET;

if (perf_event__preprocess_sample(event, machine, &al, sample,
NULL) < 0) {
@@ -1516,7 +1520,9 @@ void perf_evsel__print_ip(struct perf_evsel *evsel, union perf_event *event,
if (!node)
break;

- printf("\t%16" PRIx64, node->ip);
+ if (print_ip)
+ printf("%16" PRIx64, node->ip);
+
if (print_sym) {
printf(" ");
if (print_symoffset) {
@@ -1537,7 +1543,9 @@ void perf_evsel__print_ip(struct perf_evsel *evsel, union perf_event *event,
}

} else {
- printf("%16" PRIx64, sample->ip);
+ if (print_ip)
+ printf("%16" PRIx64, sample->ip);
+
if (print_sym) {
printf(" ");
if (print_symoffset)
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
index 8bed17e..69e554a 100644
--- a/tools/perf/util/session.h
+++ b/tools/perf/util/session.h
@@ -41,6 +41,11 @@ struct perf_session {
char filename[1];
};

+#define PRINT_IP_OPT_IP (1<<0)
+#define PRINT_IP_OPT_SYM (1<<1)
+#define PRINT_IP_OPT_DSO (1<<2)
+#define PRINT_IP_OPT_SYMOFFSET (1<<3)
+
struct perf_tool;

struct perf_session *perf_session__new(const char *filename, int mode,
@@ -103,7 +108,7 @@ struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session,

void perf_evsel__print_ip(struct perf_evsel *evsel, union perf_event *event,
struct perf_sample *sample, struct machine *machine,
- int print_sym, int print_dso, int print_symoffset);
+ unsigned int print_opts);

int perf_session__cpu_bitmap(struct perf_session *session,
const char *cpu_list, unsigned long *cpu_bitmap);