path: root/tools/perf/builtin-script.c

#include "builtin.h"

#include "perf.h"
#include "util/cache.h"
#include "util/debug.h"
#include "util/exec_cmd.h"
#include "util/header.h"
#include "util/parse-options.h"
#include "util/session.h"
#include "util/symbol.h"
#include "util/thread.h"
#include "util/trace-event.h"
#include "util/parse-options.h"
#include "util/util.h"
#include "util/evlist.h"
#include "util/evsel.h"

static char const		*script_name;
static char const		*generate_script_lang;
static bool			debug_mode;
static u64			last_timestamp;
static u64			nr_unordered;
extern const struct option	record_options[];
static bool			no_callchain;

enum perf_output_field {
	PERF_OUTPUT_COMM            = 1U << 0,
	PERF_OUTPUT_TID             = 1U << 1,
	PERF_OUTPUT_PID             = 1U << 2,
	PERF_OUTPUT_TIME            = 1U << 3,
	PERF_OUTPUT_CPU             = 1U << 4,
	PERF_OUTPUT_EVNAME          = 1U << 5,
	PERF_OUTPUT_TRACE           = 1U << 6,
	PERF_OUTPUT_SYM             = 1U << 7,
};

struct output_option {
	const char *str;
	enum perf_output_field field;
} all_output_options[] = {
	{.str = "comm",  .field = PERF_OUTPUT_COMM},
	{.str = "tid",   .field = PERF_OUTPUT_TID},
	{.str = "pid",   .field = PERF_OUTPUT_PID},
	{.str = "time",  .field = PERF_OUTPUT_TIME},
	{.str = "cpu",   .field = PERF_OUTPUT_CPU},
	{.str = "event", .field = PERF_OUTPUT_EVNAME},
	{.str = "trace", .field = PERF_OUTPUT_TRACE},
	{.str = "sym",   .field = PERF_OUTPUT_SYM},
};

/* default set to maintain compatibility with current format */
static u64 output_fields[PERF_TYPE_MAX] = {
	[PERF_TYPE_HARDWARE] = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | \
			       PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | \
			       PERF_OUTPUT_EVNAME | PERF_OUTPUT_SYM,

	[PERF_TYPE_SOFTWARE] = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | \
			       PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | \
			       PERF_OUTPUT_EVNAME | PERF_OUTPUT_SYM,

	[PERF_TYPE_TRACEPOINT] = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | \
				 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | \
				 PERF_OUTPUT_EVNAME | PERF_OUTPUT_TRACE,
};

static bool output_set_by_user;

#define PRINT_FIELD(x)  (output_fields[attr->type] & PERF_OUTPUT_##x)

static int perf_session__check_attr(struct perf_session *session,
				    struct perf_event_attr *attr)
{
	if (PRINT_FIELD(TRACE) &&
		!perf_session__has_traces(session, "record -R"))
		return -EINVAL;

	if (PRINT_FIELD(SYM)) {
		if (!(session->sample_type & PERF_SAMPLE_IP)) {
			pr_err("Samples do not contain IP data.\n");
			return -EINVAL;
		}
		if (!no_callchain &&
		    !(session->sample_type & PERF_SAMPLE_CALLCHAIN))
			symbol_conf.use_callchain = false;
	}

	if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) &&
		!(session->sample_type & PERF_SAMPLE_TID)) {
		pr_err("Samples do not contain TID/PID data.\n");
		return -EINVAL;
	}

	if (PRINT_FIELD(TIME) &&
		!(session->sample_type & PERF_SAMPLE_TIME)) {
		pr_err("Samples do not contain timestamps.\n");
		return -EINVAL;
	}

	if (PRINT_FIELD(CPU) &&
		!(session->sample_type & PERF_SAMPLE_CPU)) {
		pr_err("Samples do not contain cpu.\n");
		return -EINVAL;
	}

	return 0;
}

static void print_sample_start(struct perf_sample *sample,
			       struct thread *thread,
			       struct perf_event_attr *attr)
{