[deliverable/linux.git] / tools / perf / builtin-mem.c

#include "builtin.h"
#include "perf.h"

#include <subcmd/parse-options.h>
#include "util/trace-event.h"
#include "util/tool.h"
#include "util/session.h"
#include "util/data.h"
#include "util/mem-events.h"
#include "util/debug.h"

#define MEM_OPERATION_LOAD	0x1
#define MEM_OPERATION_STORE	0x2

struct perf_mem {
	struct perf_tool	tool;
	char const		*input_name;
	bool			hide_unresolved;
	bool			dump_raw;
	bool			force;
	int			operation;
	const char		*cpu_list;
	DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
};

static int parse_record_events(const struct option *opt,
			       const char *str, int unset __maybe_unused)
{
	struct perf_mem *mem = *(struct perf_mem **)opt->value;
	int j;

	if (strcmp(str, "list")) {
		if (!perf_mem_events__parse(str)) {
			mem->operation = 0;
			return 0;
		}
		exit(-1);
	}

	for (j = 0; j < PERF_MEM_EVENTS__MAX; j++) {
		struct perf_mem_event *e = &perf_mem_events[j];

		fprintf(stderr, "%-13s%-*s%s\n",
			e->tag,
			verbose ? 25 : 0,
			verbose ? perf_mem_events__name(j) : "",
			e->supported ? ": available" : "");
	}
	exit(0);
}

static const char * const __usage[] = {
	"perf mem record [<options>] [<command>]",
	"perf mem record [<options>] -- <command> [<options>]",
	NULL
};

static const char * const *record_mem_usage = __usage;

static int __cmd_record(int argc, const char **argv, struct perf_mem *mem)
{
	int rec_argc, i = 0, j;
	const char **rec_argv;
	int ret;
	bool all_user = false, all_kernel = false;
	struct option options[] = {
	OPT_CALLBACK('e', "event", &mem, "event",
		     "event selector. use 'perf mem record -e list' to list available events",
		     parse_record_events),
	OPT_UINTEGER(0, "ldlat", &perf_mem_events__loads_ldlat, "mem-loads latency"),
	OPT_INCR('v', "verbose", &verbose,
		 "be more verbose (show counter open errors, etc)"),
	OPT_BOOLEAN('U', "--all-user", &all_user, "collect only user level data"),
	OPT_BOOLEAN('K', "--all-kernel", &all_kernel, "collect only kernel level data"),
	OPT_END()
	};

	argc = parse_options(argc, argv, options, record_mem_usage,
			     PARSE_OPT_STOP_AT_NON_OPTION);

	rec_argc = argc + 9; /* max number of arguments */
	rec_argv = calloc(rec_argc + 1, sizeof(char *));
	if (!rec_argv)
		return -1;

	rec_argv[i++] = "record";

	if (mem->operation & MEM_OPERATION_LOAD)
		perf_mem_events[PERF_MEM_EVENTS__LOAD].record = true;

	if (perf_mem_events[PERF_MEM_EVENTS__LOAD].record)
		rec_argv[i++] = "-W";

	rec_argv[i++] = "-d";

	for (j = 0; j < PERF_MEM_EVENTS__MAX; j++) {
		if (!perf_mem_events[j].record)
			continue;

		if (!perf_mem_events[j].supported) {
			pr_err("failed: event '%s' not supported\n",
			       perf_mem_events__name(j));
			return -1;
		}

		rec_argv[i++] = "-e";
		rec_argv[i++] = perf_mem_events__name(j);
	};

	if (all_user)
		rec_argv[i++] = "--all-user";

	if (all_kernel)
		rec_argv[i++] = "--all-kernel";

	for (j = 0; j < argc; j++, i++)
		rec_argv[i] = argv[j];

	if (verbose > 0) {
		pr_debug("calling: record ");

		while (rec_argv[j]) {
			pr_debug("%s ", rec_argv[j]);
			j++;
		}
		pr_debug("\n");
	}

	ret = cmd_record(i, rec_argv, NULL);
	free(rec_argv);
	return ret;
}

static int
dump_raw_samples(struct perf_tool *tool,
		 union perf_event *event,
		 struct perf_sample *sample,
		 struct machine *machine)
{
	struct perf_mem *mem = container_of(tool, struct perf_mem, tool);
	struct addr_location al;
	const char *fmt;

	if (machine__resolve(machine, &al, sample) < 0) {
		fprintf(stderr, "problem processing %d event, skipping it.\n",
				event->header.type);
		return -1;
	}

	if (al.filtered || (mem->hide_unresolved && al.sym == NULL))
		goto out_put;

	if (al.map != NULL)
		al.map->dso->hit = 1;

	if (symbol_conf.field_sep) {
		fmt = "%d%s%d%s0x%"PRIx64"%s0x%"PRIx64"%s%"PRIu64
		      "%s0x%"PRIx64"%s%s:%s\n";
	} else {
		fmt = "%5d%s%5d%s0x%016"PRIx64"%s0x016%"PRIx64
		      "%s%5"PRIu64"%s0x%06"PRIx64"%s%s:%s\n";
		symbol_conf.field_sep = " ";
	}

	printf(fmt,
		sample->pid,
		symbol_conf.field_sep,
		sample->tid,
		symbol_conf.field_sep,
		sample->ip,
		symbol_conf.field_sep,
		sample->addr,
		symbol_conf.field_sep,
		sample->weight,
		symbol_conf.field_sep,
		sample->data_src,
		symbol_conf.field_sep,
		al.map ? (al.map->dso ? al.map->dso->long_name : "???") : "???",
		al.sym ? al.sym->name : "???");
out_put:
	addr_location__put(&al);
	return 0;
}

static int process_sample_event(struct perf_tool *tool,
				union perf_event *event,
				struct perf_sample *sample,
				struct perf_evsel *evsel __maybe_unused,
				struct machine *machine)
{
	return dump_raw_samples(tool, event, sample, machine);
}

static int report_raw_events(struct perf_mem *mem)
{
	struct perf_data_file file = {
		.path = input_name,
		.mode = PERF_DATA_MODE_READ,
		.force = mem->force,
	};
	int ret;
	struct perf_session *session = perf_session__new(&file, false,
							 &mem->tool);

	if (session == NULL)
		return -1;

	if (mem->cpu_list) {
		ret = perf_session__cpu_bitmap(session, mem->cpu_list,
					       mem->cpu_bitmap);
		if (ret < 0)
			goto out_delete;
	}

	ret = symbol__init(&session->header.env);
	if (ret < 0)
		goto out_delete;

	printf("# PID, TID, IP, ADDR, LOCAL WEIGHT, DSRC, SYMBOL\n");

	ret = perf_session__process_events(session);

out_delete:
	perf_session__delete(session);
	return ret;
}

static int report_events(int argc, const char **argv, struct perf_mem *mem)
{
	const char **rep_argv;
	int ret, i = 0, j, rep_argc;

	if (mem->dump_raw)
		return report_raw_events(mem);

	rep_argc = argc + 3;
	rep_argv = calloc(rep_argc + 1, sizeof(char *));
	if (!rep_argv)
		return -1;

	rep_argv[i++] = "report";
	rep_argv[i++] = "--mem-mode";
	rep_argv[i++] = "-n"; /* display number of samples */

	/*
	 * there is no weight (cost) associated with stores, so don't print
	 * the column
	 */
	if (!(mem->operation & MEM_OPERATION_LOAD))
		rep_argv[i++] = "--sort=mem,sym,dso,symbol_daddr,"
				"dso_daddr,tlb,locked";

	for (j = 1; j < argc; j++, i++)
		rep_argv[i] = argv[j];

	ret = cmd_report(i, rep_argv, NULL);
	free(rep_argv);
	return ret;
}

struct mem_mode {
	const char *name;
	int mode;
};

#define MEM_OPT(n, m) \
	{ .name = n, .mode = (m) }

#define MEM_END { .name = NULL }

static const struct mem_mode mem_modes[]={
	MEM_OPT("load", MEM_OPERATION_LOAD),
	MEM_OPT("store", MEM_OPERATION_STORE),
	MEM_END
};

static int
parse_mem_ops(const struct option *opt, const char *str, int unset)
{
	int *mode = (int *)opt->value;
	const struct mem_mode *m;
	char *s, *os = NULL, *p;
	int ret = -1;

	if (unset)
		return 0;

	/* str may be NULL in case no arg is passed to -t */
	if (str) {
		/* because str is read-only */
		s = os = strdup(str);
		if (!s)
			return -1;

		/* reset mode */
		*mode = 0;

		for (;;) {
			p = strchr(s, ',');
			if (p)
				*p = '\0';

			for (m = mem_modes; m->name; m++) {
				if (!strcasecmp(s, m->name))
					break;
			}
			if (!m->name) {
				fprintf(stderr, "unknown sampling op %s,"
					    " check man page\n", s);
				goto error;
			}

			*mode |= m->mode;

			if (!p)
				break;

			s = p + 1;
		}
	}
	ret = 0;

	if (*mode == 0)
		*mode = MEM_OPERATION_LOAD;
error:
	free(os);
	return ret;
}

int cmd_mem(int argc, const char **argv, const char *prefix __maybe_unused)
{
	struct stat st;
	struct perf_mem mem = {
		.tool = {
			.sample		= process_sample_event,
			.mmap		= perf_event__process_mmap,
			.mmap2		= perf_event__process_mmap2,
			.comm		= perf_event__process_comm,
			.lost		= perf_event__process_lost,
			.fork		= perf_event__process_fork,
			.build_id	= perf_event__process_build_id,
			.ordered_events	= true,
		},
		.input_name		 = "perf.data",
		/*
		 * default to both load an store sampling
		 */
		.operation		 = MEM_OPERATION_LOAD | MEM_OPERATION_STORE,
	};
	const struct option mem_options[] = {
	OPT_CALLBACK('t', "type", &mem.operation,
		   "type", "memory operations(load,store) Default load,store",
		    parse_mem_ops),
	OPT_BOOLEAN('D', "dump-raw-samples", &mem.dump_raw,
		    "dump raw samples in ASCII"),
	OPT_BOOLEAN('U', "hide-unresolved", &mem.hide_unresolved,
		    "Only display entries resolved to a symbol"),
	OPT_STRING('i', "input", &input_name, "file",
		   "input file name"),
	OPT_STRING('C', "cpu", &mem.cpu_list, "cpu",
		   "list of cpus to profile"),
	OPT_STRING_NOEMPTY('x', "field-separator", &symbol_conf.field_sep,
		   "separator",
		   "separator for columns, no spaces will be added"
		   " between columns '.' is reserved."),
	OPT_BOOLEAN('f', "force", &mem.force, "don't complain, do it"),
	OPT_END()
	};
	const char *const mem_subcommands[] = { "record", "report", NULL };
	const char *mem_usage[] = {
		NULL,
		NULL
	};

	if (perf_mem_events__init()) {
		pr_err("failed: memory events not supported\n");
		return -1;
	}

	argc = parse_options_subcommand(argc, argv, mem_options, mem_subcommands,
					mem_usage, PARSE_OPT_STOP_AT_NON_OPTION);

	if (!argc || !(strncmp(argv[0], "rec", 3) || mem.operation))
		usage_with_options(mem_usage, mem_options);

	if (!mem.input_name || !strlen(mem.input_name)) {
		if (!fstat(STDIN_FILENO, &st) && S_ISFIFO(st.st_mode))
			mem.input_name = "-";
		else
			mem.input_name = "perf.data";
	}

	if (!strncmp(argv[0], "rec", 3))
		return __cmd_record(argc, argv, &mem);
	else if (!strncmp(argv[0], "rep", 3))
		return report_events(argc, argv, &mem);
	else
		usage_with_options(mem_usage, mem_options);

	return 0;
}
Commit	Line	Data
028f12ee SE	1	#include "builtin.h"
	2	#include "perf.h"
	3
4b6ab94e	4	#include <subcmd/parse-options.h>
028f12ee SE	5	#include "util/trace-event.h"
	6	#include "util/tool.h"
	7	#include "util/session.h"
f5fc1412	8	#include "util/data.h"
acbe613e	9	#include "util/mem-events.h"
ce1e22b0	10	#include "util/debug.h"
028f12ee	11
67121f85 SE	12	#define MEM_OPERATION_LOAD 0x1
67121f85 SE	13	#define MEM_OPERATION_STORE 0x2
028f12ee	14
028f12ee SE	15	struct perf_mem {
	16	struct perf_tool tool;
	17	char const *input_name;
028f12ee SE	18	bool hide_unresolved;
028f12ee SE	19	bool dump_raw;
62a1a63a	20	bool force;
66024122	21	int operation;
028f12ee SE	22	const char *cpu_list;
	23	DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
	24	};
	25
ce1e22b0 JO	26	static int parse_record_events(const struct option *opt,
	27	const char *str, int unset __maybe_unused)
	28	{
	29	struct perf_mem mem = (struct perf_mem **)opt->value;
	30	int j;
	31
	32	if (strcmp(str, "list")) {
	33	if (!perf_mem_events__parse(str)) {
	34	mem->operation = 0;
	35	return 0;
	36	}
	37	exit(-1);
	38	}
	39
	40	for (j = 0; j < PERF_MEM_EVENTS__MAX; j++) {
	41	struct perf_mem_event *e = &perf_mem_events[j];
	42
54fbad54 JO	43	fprintf(stderr, "%-13s%-*s%s\n",
	44	e->tag,
	45	verbose ? 25 : 0,
2ba7ac58	46	verbose ? perf_mem_events__name(j) : "",
54fbad54	47	e->supported ? ": available" : "");
ce1e22b0 JO	48	}
	49	exit(0);
	50	}
	51
	52	static const char * const __usage[] = {
	53	"perf mem record [<options>] [<command>]",
	54	"perf mem record [<options>] -- <command> [<options>]",
	55	NULL
	56	};
	57
	58	static const char * const *record_mem_usage = __usage;
	59
66024122	60	static int __cmd_record(int argc, const char *argv, struct perf_mem mem)
028f12ee SE	61	{
	62	int rec_argc, i = 0, j;
	63	const char **rec_argv;
028f12ee	64	int ret;
ad16511b	65	bool all_user = false, all_kernel = false;
ce1e22b0 JO	66	struct option options[] = {
	67	OPT_CALLBACK('e', "event", &mem, "event",
	68	"event selector. use 'perf mem record -e list' to list available events",
	69	parse_record_events),
b0d745b3	70	OPT_UINTEGER(0, "ldlat", &perf_mem_events__loads_ldlat, "mem-loads latency"),
ce1e22b0 JO	71	OPT_INCR('v', "verbose", &verbose,
ce1e22b0 JO	72	"be more verbose (show counter open errors, etc)"),
ad16511b JO	73	OPT_BOOLEAN('U', "--all-user", &all_user, "collect only user level data"),
ad16511b JO	74	OPT_BOOLEAN('K', "--all-kernel", &all_kernel, "collect only kernel level data"),
ce1e22b0 JO	75	OPT_END()
	76	};
	77
	78	argc = parse_options(argc, argv, options, record_mem_usage,
	79	PARSE_OPT_STOP_AT_NON_OPTION);
028f12ee	80
ad16511b	81	rec_argc = argc + 9; /* max number of arguments */
028f12ee SE	82	rec_argv = calloc(rec_argc + 1, sizeof(char *));
	83	if (!rec_argv)
	84	return -1;
	85
67121f85	86	rec_argv[i++] = "record";
028f12ee	87
ce1e22b0	88	if (mem->operation & MEM_OPERATION_LOAD)
acbe613e	89	perf_mem_events[PERF_MEM_EVENTS__LOAD].record = true;
ce1e22b0 JO	90
ce1e22b0 JO	91	if (perf_mem_events[PERF_MEM_EVENTS__LOAD].record)
67121f85 SE	92	rec_argv[i++] = "-W";
	93
	94	rec_argv[i++] = "-d";
	95
acbe613e JO	96	for (j = 0; j < PERF_MEM_EVENTS__MAX; j++) {
	97	if (!perf_mem_events[j].record)
	98	continue;
67121f85	99
54fbad54 JO	100	if (!perf_mem_events[j].supported) {
54fbad54 JO	101	pr_err("failed: event '%s' not supported\n",
2ba7ac58	102	perf_mem_events__name(j));
54fbad54 JO	103	return -1;
	104	}
	105
67121f85	106	rec_argv[i++] = "-e";
2ba7ac58	107	rec_argv[i++] = perf_mem_events__name(j);
acbe613e	108	};
028f12ee	109
ad16511b JO	110	if (all_user)
	111	rec_argv[i++] = "--all-user";
	112
	113	if (all_kernel)
	114	rec_argv[i++] = "--all-kernel";
	115
ce1e22b0	116	for (j = 0; j < argc; j++, i++)
028f12ee SE	117	rec_argv[i] = argv[j];
028f12ee SE	118
ce1e22b0 JO	119	if (verbose > 0) {
	120	pr_debug("calling: record ");
	121
	122	while (rec_argv[j]) {
	123	pr_debug("%s ", rec_argv[j]);
	124	j++;
	125	}
	126	pr_debug("\n");
	127	}
	128
028f12ee SE	129	ret = cmd_record(i, rec_argv, NULL);
	130	free(rec_argv);
	131	return ret;
	132	}
	133
	134	static int
	135	dump_raw_samples(struct perf_tool *tool,
	136	union perf_event *event,
	137	struct perf_sample *sample,
028f12ee SE	138	struct machine *machine)
	139	{
	140	struct perf_mem *mem = container_of(tool, struct perf_mem, tool);
	141	struct addr_location al;
	142	const char *fmt;
	143
bb3eb566	144	if (machine__resolve(machine, &al, sample) < 0) {
028f12ee SE	145	fprintf(stderr, "problem processing %d event, skipping it.\n",
	146	event->header.type);
	147	return -1;
	148	}
	149
	150	if (al.filtered \|\| (mem->hide_unresolved && al.sym == NULL))
b91fc39f	151	goto out_put;
028f12ee SE	152
	153	if (al.map != NULL)
	154	al.map->dso->hit = 1;
	155
	156	if (symbol_conf.field_sep) {
	157	fmt = "%d%s%d%s0x%"PRIx64"%s0x%"PRIx64"%s%"PRIu64
	158	"%s0x%"PRIx64"%s%s:%s\n";
	159	} else {
	160	fmt = "%5d%s%5d%s0x%016"PRIx64"%s0x016%"PRIx64
	161	"%s%5"PRIu64"%s0x%06"PRIx64"%s%s:%s\n";
	162	symbol_conf.field_sep = " ";
	163	}
	164
	165	printf(fmt,
	166	sample->pid,
	167	symbol_conf.field_sep,
	168	sample->tid,
	169	symbol_conf.field_sep,
ef89325f	170	sample->ip,
028f12ee SE	171	symbol_conf.field_sep,
	172	sample->addr,
	173	symbol_conf.field_sep,
	174	sample->weight,
	175	symbol_conf.field_sep,
	176	sample->data_src,
	177	symbol_conf.field_sep,
	178	al.map ? (al.map->dso ? al.map->dso->long_name : "???") : "???",
	179	al.sym ? al.sym->name : "???");
b91fc39f ACM	180	out_put:
b91fc39f ACM	181	addr_location__put(&al);
028f12ee SE	182	return 0;
	183	}
	184
	185	static int process_sample_event(struct perf_tool *tool,
	186	union perf_event *event,
	187	struct perf_sample *sample,
8b640cc4	188	struct perf_evsel *evsel __maybe_unused,
028f12ee SE	189	struct machine *machine)
028f12ee SE	190	{
8b640cc4	191	return dump_raw_samples(tool, event, sample, machine);
028f12ee SE	192	}
	193
	194	static int report_raw_events(struct perf_mem *mem)
	195	{
f5fc1412 JO	196	struct perf_data_file file = {
	197	.path = input_name,
	198	.mode = PERF_DATA_MODE_READ,
62a1a63a	199	.force = mem->force,
f5fc1412	200	};
028f12ee	201	int ret;
f5fc1412 JO	202	struct perf_session *session = perf_session__new(&file, false,
f5fc1412 JO	203	&mem->tool);
028f12ee SE	204
028f12ee SE	205	if (session == NULL)
52e02834	206	return -1;
028f12ee SE	207
	208	if (mem->cpu_list) {
	209	ret = perf_session__cpu_bitmap(session, mem->cpu_list,
	210	mem->cpu_bitmap);
1df9fade	211	if (ret < 0)
028f12ee SE	212	goto out_delete;
	213	}
	214
1df9fade TS	215	ret = symbol__init(&session->header.env);
	216	if (ret < 0)
	217	goto out_delete;
028f12ee SE	218
	219	printf("# PID, TID, IP, ADDR, LOCAL WEIGHT, DSRC, SYMBOL\n");
	220
1df9fade	221	ret = perf_session__process_events(session);
028f12ee SE	222
	223	out_delete:
	224	perf_session__delete(session);
1df9fade	225	return ret;
028f12ee SE	226	}
	227
	228	static int report_events(int argc, const char *argv, struct perf_mem mem)
	229	{
	230	const char **rep_argv;
	231	int ret, i = 0, j, rep_argc;
	232
	233	if (mem->dump_raw)
	234	return report_raw_events(mem);
	235
	236	rep_argc = argc + 3;
	237	rep_argv = calloc(rep_argc + 1, sizeof(char *));
	238	if (!rep_argv)
	239	return -1;
	240
67121f85 SE	241	rep_argv[i++] = "report";
	242	rep_argv[i++] = "--mem-mode";
	243	rep_argv[i++] = "-n"; /* display number of samples */
028f12ee SE	244
	245	/*
	246	* there is no weight (cost) associated with stores, so don't print
	247	* the column
	248	*/
66024122	249	if (!(mem->operation & MEM_OPERATION_LOAD))
67121f85 SE	250	rep_argv[i++] = "--sort=mem,sym,dso,symbol_daddr,"
67121f85 SE	251	"dso_daddr,tlb,locked";
028f12ee SE	252
	253	for (j = 1; j < argc; j++, i++)
	254	rep_argv[i] = argv[j];
	255
	256	ret = cmd_report(i, rep_argv, NULL);
	257	free(rep_argv);
	258	return ret;
	259	}
	260
67121f85 SE	261	struct mem_mode {
	262	const char *name;
	263	int mode;
	264	};
	265
	266	#define MEM_OPT(n, m) \
	267	{ .name = n, .mode = (m) }
	268
	269	#define MEM_END { .name = NULL }
	270
	271	static const struct mem_mode mem_modes[]={
	272	MEM_OPT("load", MEM_OPERATION_LOAD),
	273	MEM_OPT("store", MEM_OPERATION_STORE),
	274	MEM_END
	275	};
	276
	277	static int
	278	parse_mem_ops(const struct option opt, const char str, int unset)
	279	{
	280	int mode = (int )opt->value;
	281	const struct mem_mode *m;
	282	char s, os = NULL, *p;
	283	int ret = -1;
	284
	285	if (unset)
	286	return 0;
	287
	288	/* str may be NULL in case no arg is passed to -t */
	289	if (str) {
	290	/* because str is read-only */
	291	s = os = strdup(str);
	292	if (!s)
	293	return -1;
	294
	295	/* reset mode */
	296	*mode = 0;
	297
	298	for (;;) {
	299	p = strchr(s, ',');
	300	if (p)
	301	*p = '\0';
	302
	303	for (m = mem_modes; m->name; m++) {
	304	if (!strcasecmp(s, m->name))
	305	break;
	306	}
	307	if (!m->name) {
	308	fprintf(stderr, "unknown sampling op %s,"
	309	" check man page\n", s);
	310	goto error;
	311	}
	312
	313	*mode \|= m->mode;
	314
	315	if (!p)
	316	break;
	317
	318	s = p + 1;
	319	}
	320	}
	321	ret = 0;
	322
	323	if (*mode == 0)
	324	*mode = MEM_OPERATION_LOAD;
325	error:
326	free(os);
327	return ret;
328	}
329
028f12ee SE	330	int cmd_mem(int argc, const char *argv, const char prefix __maybe_unused)
	331	{
	332	struct stat st;
	333	struct perf_mem mem = {
	334	.tool = {
	335	.sample = process_sample_event,
	336	.mmap = perf_event__process_mmap,
5c5e854b	337	.mmap2 = perf_event__process_mmap2,
028f12ee SE	338	.comm = perf_event__process_comm,
	339	.lost = perf_event__process_lost,
	340	.fork = perf_event__process_fork,
	341	.build_id = perf_event__process_build_id,
0a8cb85c	342	.ordered_events = true,
028f12ee SE	343	},
028f12ee SE	344	.input_name = "perf.data",
66024122 ACM	345	/*
	346	* default to both load an store sampling
	347	*/
	348	.operation = MEM_OPERATION_LOAD \| MEM_OPERATION_STORE,
028f12ee SE	349	};
028f12ee SE	350	const struct option mem_options[] = {
66024122	351	OPT_CALLBACK('t', "type", &mem.operation,
67121f85 SE	352	"type", "memory operations(load,store) Default load,store",
67121f85 SE	353	parse_mem_ops),
028f12ee SE	354	OPT_BOOLEAN('D', "dump-raw-samples", &mem.dump_raw,
	355	"dump raw samples in ASCII"),
	356	OPT_BOOLEAN('U', "hide-unresolved", &mem.hide_unresolved,
	357	"Only display entries resolved to a symbol"),
	358	OPT_STRING('i', "input", &input_name, "file",
	359	"input file name"),
	360	OPT_STRING('C', "cpu", &mem.cpu_list, "cpu",
	361	"list of cpus to profile"),
8b8ca6e1	362	OPT_STRING_NOEMPTY('x', "field-separator", &symbol_conf.field_sep,
028f12ee SE	363	"separator",
	364	"separator for columns, no spaces will be added"
	365	" between columns '.' is reserved."),
62a1a63a	366	OPT_BOOLEAN('f', "force", &mem.force, "don't complain, do it"),
028f12ee SE	367	OPT_END()
028f12ee SE	368	};
8d2a2a1d RR	369	const char *const mem_subcommands[] = { "record", "report", NULL };
	370	const char *mem_usage[] = {
	371	NULL,
	372	NULL
	373	};
	374
54fbad54 JO	375	if (perf_mem_events__init()) {
	376	pr_err("failed: memory events not supported\n");
	377	return -1;
	378	}
	379
8d2a2a1d RR	380	argc = parse_options_subcommand(argc, argv, mem_options, mem_subcommands,
8d2a2a1d RR	381	mem_usage, PARSE_OPT_STOP_AT_NON_OPTION);
028f12ee	382
66024122	383	if (!argc \|\| !(strncmp(argv[0], "rec", 3) \|\| mem.operation))
028f12ee SE	384	usage_with_options(mem_usage, mem_options);
	385
	386	if (!mem.input_name \|\| !strlen(mem.input_name)) {
	387	if (!fstat(STDIN_FILENO, &st) && S_ISFIFO(st.st_mode))
	388	mem.input_name = "-";
	389	else
	390	mem.input_name = "perf.data";
	391	}
	392
	393	if (!strncmp(argv[0], "rec", 3))
66024122	394	return __cmd_record(argc, argv, &mem);
028f12ee SE	395	else if (!strncmp(argv[0], "rep", 3))
	396	return report_events(argc, argv, &mem);
	397	else
	398	usage_with_options(mem_usage, mem_options);
	399
	400	return 0;
	401	}