[linux-2.6-block.git] / tools / perf / util / values.c

#include <stdlib.h>

#include "util.h"
#include "values.h"

void perf_read_values_init(struct perf_read_values *values)
{
	values->threads_max = 16;
	values->pid = malloc(values->threads_max * sizeof(*values->pid));
	values->tid = malloc(values->threads_max * sizeof(*values->tid));
	values->value = malloc(values->threads_max * sizeof(*values->value));
	if (!values->pid || !values->tid || !values->value)
		die("failed to allocate read_values threads arrays");
	values->threads = 0;

	values->counters_max = 16;
	values->counterrawid = malloc(values->counters_max
				      * sizeof(*values->counterrawid));
	values->countername = malloc(values->counters_max
				     * sizeof(*values->countername));
	if (!values->counterrawid || !values->countername)
		die("failed to allocate read_values counters arrays");
	values->counters = 0;
}

void perf_read_values_destroy(struct perf_read_values *values)
{
	int i;

	if (!values->threads_max || !values->counters_max)
		return;

	for (i = 0; i < values->threads; i++)
		zfree(&values->value[i]);
	zfree(&values->value);
	zfree(&values->pid);
	zfree(&values->tid);
	zfree(&values->counterrawid);
	for (i = 0; i < values->counters; i++)
		zfree(&values->countername[i]);
	zfree(&values->countername);
}

static void perf_read_values__enlarge_threads(struct perf_read_values *values)
{
	values->threads_max *= 2;
	values->pid = realloc(values->pid,
			      values->threads_max * sizeof(*values->pid));
	values->tid = realloc(values->tid,
			      values->threads_max * sizeof(*values->tid));
	values->value = realloc(values->value,
				values->threads_max * sizeof(*values->value));
	if (!values->pid || !values->tid || !values->value)
		die("failed to enlarge read_values threads arrays");
}

static int perf_read_values__findnew_thread(struct perf_read_values *values,
					    u32 pid, u32 tid)
{
	int i;

	for (i = 0; i < values->threads; i++)
		if (values->pid[i] == pid && values->tid[i] == tid)
			return i;

	if (values->threads == values->threads_max)
		perf_read_values__enlarge_threads(values);

	i = values->threads++;
	values->pid[i] = pid;
	values->tid[i] = tid;
	values->value[i] = malloc(values->counters_max * sizeof(**values->value));
	if (!values->value[i])
		die("failed to allocate read_values counters array");

	return i;
}

static void perf_read_values__enlarge_counters(struct perf_read_values *values)
{
	int i;

	values->counters_max *= 2;
	values->counterrawid = realloc(values->counterrawid,
				       values->counters_max * sizeof(*values->counterrawid));
	values->countername = realloc(values->countername,
				      values->counters_max * sizeof(*values->countername));
	if (!values->counterrawid || !values->countername)
		die("failed to enlarge read_values counters arrays");

	for (i = 0; i < values->threads; i++) {
		values->value[i] = realloc(values->value[i],
					   values->counters_max * sizeof(**values->value));
		if (!values->value[i])
			die("failed to enlarge read_values counters arrays");
	}
}

static int perf_read_values__findnew_counter(struct perf_read_values *values,
					     u64 rawid, const char *name)
{
	int i;

	for (i = 0; i < values->counters; i++)
		if (values->counterrawid[i] == rawid)
			return i;

	if (values->counters == values->counters_max)
		perf_read_values__enlarge_counters(values);

	i = values->counters++;
	values->counterrawid[i] = rawid;
	values->countername[i] = strdup(name);

	return i;
}

void perf_read_values_add_value(struct perf_read_values *values,
				u32 pid, u32 tid,
				u64 rawid, const char *name, u64 value)
{
	int tindex, cindex;

	tindex = perf_read_values__findnew_thread(values, pid, tid);
	cindex = perf_read_values__findnew_counter(values, rawid, name);

	values->value[tindex][cindex] = value;
}

static void perf_read_values__display_pretty(FILE *fp,
					     struct perf_read_values *values)
{
	int i, j;
	int pidwidth, tidwidth;
	int *counterwidth;

	counterwidth = malloc(values->counters * sizeof(*counterwidth));
	if (!counterwidth)
		die("failed to allocate counterwidth array");
	tidwidth = 3;
	pidwidth = 3;
	for (j = 0; j < values->counters; j++)
		counterwidth[j] = strlen(values->countername[j]);
	for (i = 0; i < values->threads; i++) {
		int width;

		width = snprintf(NULL, 0, "%d", values->pid[i]);
		if (width > pidwidth)
			pidwidth = width;
		width = snprintf(NULL, 0, "%d", values->tid[i]);
		if (width > tidwidth)
			tidwidth = width;
		for (j = 0; j < values->counters; j++) {
			width = snprintf(NULL, 0, "%" PRIu64, values->value[i][j]);
			if (width > counterwidth[j])
				counterwidth[j] = width;
		}
	}

	fprintf(fp, "# %*s  %*s", pidwidth, "PID", tidwidth, "TID");
	for (j = 0; j < values->counters; j++)
		fprintf(fp, "  %*s", counterwidth[j], values->countername[j]);
	fprintf(fp, "\n");

	for (i = 0; i < values->threads; i++) {
		fprintf(fp, "  %*d  %*d", pidwidth, values->pid[i],
			tidwidth, values->tid[i]);
		for (j = 0; j < values->counters; j++)
			fprintf(fp, "  %*" PRIu64,
				counterwidth[j], values->value[i][j]);
		fprintf(fp, "\n");
	}
	free(counterwidth);
}

static void perf_read_values__display_raw(FILE *fp,
					  struct perf_read_values *values)
{
	int width, pidwidth, tidwidth, namewidth, rawwidth, countwidth;
	int i, j;

	tidwidth = 3; /* TID */
	pidwidth = 3; /* PID */
	namewidth = 4; /* "Name" */
	rawwidth = 3; /* "Raw" */
	countwidth = 5; /* "Count" */

	for (i = 0; i < values->threads; i++) {
		width = snprintf(NULL, 0, "%d", values->pid[i]);
		if (width > pidwidth)
			pidwidth = width;
		width = snprintf(NULL, 0, "%d", values->tid[i]);
		if (width > tidwidth)
			tidwidth = width;
	}
	for (j = 0; j < values->counters; j++) {
		width = strlen(values->countername[j]);
		if (width > namewidth)
			namewidth = width;
		width = snprintf(NULL, 0, "%" PRIx64, values->counterrawid[j]);
		if (width > rawwidth)
			rawwidth = width;
	}
	for (i = 0; i < values->threads; i++) {
		for (j = 0; j < values->counters; j++) {
			width = snprintf(NULL, 0, "%" PRIu64, values->value[i][j]);
			if (width > countwidth)
				countwidth = width;
		}
	}

	fprintf(fp, "# %*s  %*s  %*s  %*s  %*s\n",
		pidwidth, "PID", tidwidth, "TID",
		namewidth, "Name", rawwidth, "Raw",
		countwidth, "Count");
	for (i = 0; i < values->threads; i++)
		for (j = 0; j < values->counters; j++)
			fprintf(fp, "  %*d  %*d  %*s  %*" PRIx64 "  %*" PRIu64,
				pidwidth, values->pid[i],
				tidwidth, values->tid[i],
				namewidth, values->countername[j],
				rawwidth, values->counterrawid[j],
				countwidth, values->value[i][j]);
}

void perf_read_values_display(FILE *fp, struct perf_read_values *values, int raw)
{
	if (raw)
		perf_read_values__display_raw(fp, values);
	else
		perf_read_values__display_pretty(fp, values);
}
Commit	Line	Data
8d513270 BG	1	#include <stdlib.h>
	2
	3	#include "util.h"
	4	#include "values.h"
	5
	6	void perf_read_values_init(struct perf_read_values *values)
	7	{
	8	values->threads_max = 16;
	9	values->pid = malloc(values->threads_max * sizeof(*values->pid));
	10	values->tid = malloc(values->threads_max * sizeof(*values->tid));
	11	values->value = malloc(values->threads_max * sizeof(*values->value));
	12	if (!values->pid \|\| !values->tid \|\| !values->value)
	13	die("failed to allocate read_values threads arrays");
	14	values->threads = 0;
	15
	16	values->counters_max = 16;
	17	values->counterrawid = malloc(values->counters_max
	18	* sizeof(*values->counterrawid));
	19	values->countername = malloc(values->counters_max
	20	* sizeof(*values->countername));
	21	if (!values->counterrawid \|\| !values->countername)
	22	die("failed to allocate read_values counters arrays");
	23	values->counters = 0;
	24	}
	25
	26	void perf_read_values_destroy(struct perf_read_values *values)
	27	{
	28	int i;
	29
	30	if (!values->threads_max \|\| !values->counters_max)
	31	return;
	32
	33	for (i = 0; i < values->threads; i++)
74cf249d ACM	34	zfree(&values->value[i]);
	35	zfree(&values->value);
	36	zfree(&values->pid);
	37	zfree(&values->tid);
	38	zfree(&values->counterrawid);
8d513270	39	for (i = 0; i < values->counters; i++)
74cf249d ACM	40	zfree(&values->countername[i]);
74cf249d ACM	41	zfree(&values->countername);
8d513270 BG	42	}
	43
	44	static void perf_read_values__enlarge_threads(struct perf_read_values *values)
	45	{
	46	values->threads_max *= 2;
	47	values->pid = realloc(values->pid,
	48	values->threads_max * sizeof(*values->pid));
	49	values->tid = realloc(values->tid,
	50	values->threads_max * sizeof(*values->tid));
	51	values->value = realloc(values->value,
	52	values->threads_max * sizeof(*values->value));
	53	if (!values->pid \|\| !values->tid \|\| !values->value)
	54	die("failed to enlarge read_values threads arrays");
	55	}
	56
	57	static int perf_read_values__findnew_thread(struct perf_read_values *values,
	58	u32 pid, u32 tid)
	59	{
	60	int i;
	61
	62	for (i = 0; i < values->threads; i++)
	63	if (values->pid[i] == pid && values->tid[i] == tid)
	64	return i;
	65
	66	if (values->threads == values->threads_max)
	67	perf_read_values__enlarge_threads(values);
	68
	69	i = values->threads++;
	70	values->pid[i] = pid;
	71	values->tid[i] = tid;
	72	values->value[i] = malloc(values->counters_max * sizeof(**values->value));
	73	if (!values->value[i])
	74	die("failed to allocate read_values counters array");
	75
	76	return i;
	77	}
	78
	79	static void perf_read_values__enlarge_counters(struct perf_read_values *values)
	80	{
	81	int i;
	82
	83	values->counters_max *= 2;
	84	values->counterrawid = realloc(values->counterrawid,
	85	values->counters_max * sizeof(*values->counterrawid));
	86	values->countername = realloc(values->countername,
	87	values->counters_max * sizeof(*values->countername));
	88	if (!values->counterrawid \|\| !values->countername)
	89	die("failed to enlarge read_values counters arrays");
	90
	91	for (i = 0; i < values->threads; i++) {
	92	values->value[i] = realloc(values->value[i],
	93	values->counters_max * sizeof(**values->value));
	94	if (!values->value[i])
	95	die("failed to enlarge read_values counters arrays");
	96	}
	97	}
	98
	99	static int perf_read_values__findnew_counter(struct perf_read_values *values,
83a0944f	100	u64 rawid, const char *name)
8d513270 BG	101	{
	102	int i;
	103
	104	for (i = 0; i < values->counters; i++)
	105	if (values->counterrawid[i] == rawid)
	106	return i;
	107
	108	if (values->counters == values->counters_max)
	109	perf_read_values__enlarge_counters(values);
	110
	111	i = values->counters++;
	112	values->counterrawid[i] = rawid;
	113	values->countername[i] = strdup(name);
	114
	115	return i;
	116	}
	117
	118	void perf_read_values_add_value(struct perf_read_values *values,
	119	u32 pid, u32 tid,
83a0944f	120	u64 rawid, const char *name, u64 value)
8d513270 BG	121	{
	122	int tindex, cindex;
	123
	124	tindex = perf_read_values__findnew_thread(values, pid, tid);
	125	cindex = perf_read_values__findnew_counter(values, rawid, name);
	126
	127	values->value[tindex][cindex] = value;
	128	}
	129
9f866697 BG	130	static void perf_read_values__display_pretty(FILE *fp,
9f866697 BG	131	struct perf_read_values *values)
8d513270 BG	132	{
	133	int i, j;
	134	int pidwidth, tidwidth;
	135	int *counterwidth;
	136
	137	counterwidth = malloc(values->counters * sizeof(*counterwidth));
	138	if (!counterwidth)
	139	die("failed to allocate counterwidth array");
	140	tidwidth = 3;
	141	pidwidth = 3;
	142	for (j = 0; j < values->counters; j++)
	143	counterwidth[j] = strlen(values->countername[j]);
	144	for (i = 0; i < values->threads; i++) {
	145	int width;
	146
	147	width = snprintf(NULL, 0, "%d", values->pid[i]);
	148	if (width > pidwidth)
	149	pidwidth = width;
	150	width = snprintf(NULL, 0, "%d", values->tid[i]);
	151	if (width > tidwidth)
	152	tidwidth = width;
	153	for (j = 0; j < values->counters; j++) {
9486aa38	154	width = snprintf(NULL, 0, "%" PRIu64, values->value[i][j]);
8d513270 BG	155	if (width > counterwidth[j])
	156	counterwidth[j] = width;
	157	}
	158	}
	159
	160	fprintf(fp, "# %s %s", pidwidth, "PID", tidwidth, "TID");
	161	for (j = 0; j < values->counters; j++)
	162	fprintf(fp, " %*s", counterwidth[j], values->countername[j]);
	163	fprintf(fp, "\n");
	164
	165	for (i = 0; i < values->threads; i++) {
	166	fprintf(fp, " %d %d", pidwidth, values->pid[i],
	167	tidwidth, values->tid[i]);
	168	for (j = 0; j < values->counters; j++)
9486aa38	169	fprintf(fp, " %*" PRIu64,
8d513270 BG	170	counterwidth[j], values->value[i][j]);
	171	fprintf(fp, "\n");
	172	}
8d9e5039	173	free(counterwidth);
8d513270	174	}
9f866697 BG	175
	176	static void perf_read_values__display_raw(FILE *fp,
	177	struct perf_read_values *values)
	178	{
	179	int width, pidwidth, tidwidth, namewidth, rawwidth, countwidth;
	180	int i, j;
	181
	182	tidwidth = 3; /* TID */
	183	pidwidth = 3; /* PID */
	184	namewidth = 4; /* "Name" */
	185	rawwidth = 3; /* "Raw" */
	186	countwidth = 5; /* "Count" */
	187
	188	for (i = 0; i < values->threads; i++) {
	189	width = snprintf(NULL, 0, "%d", values->pid[i]);
	190	if (width > pidwidth)
	191	pidwidth = width;
	192	width = snprintf(NULL, 0, "%d", values->tid[i]);
	193	if (width > tidwidth)
	194	tidwidth = width;
	195	}
	196	for (j = 0; j < values->counters; j++) {
	197	width = strlen(values->countername[j]);
	198	if (width > namewidth)
	199	namewidth = width;
9486aa38	200	width = snprintf(NULL, 0, "%" PRIx64, values->counterrawid[j]);
9f866697 BG	201	if (width > rawwidth)
	202	rawwidth = width;
	203	}
	204	for (i = 0; i < values->threads; i++) {
	205	for (j = 0; j < values->counters; j++) {
9486aa38	206	width = snprintf(NULL, 0, "%" PRIu64, values->value[i][j]);
9f866697 BG	207	if (width > countwidth)
	208	countwidth = width;
	209	}
	210	}
	211
	212	fprintf(fp, "# %s %s %s %s %*s\n",
	213	pidwidth, "PID", tidwidth, "TID",
	214	namewidth, "Name", rawwidth, "Raw",
	215	countwidth, "Count");
	216	for (i = 0; i < values->threads; i++)
	217	for (j = 0; j < values->counters; j++)
9486aa38	218	fprintf(fp, " %d %d %s %" PRIx64 " %*" PRIu64,
9f866697 BG	219	pidwidth, values->pid[i],
	220	tidwidth, values->tid[i],
	221	namewidth, values->countername[j],
	222	rawwidth, values->counterrawid[j],
	223	countwidth, values->value[i][j]);
	224	}
	225
83a0944f	226	void perf_read_values_display(FILE fp, struct perf_read_values values, int raw)
9f866697 BG	227	{
	228	if (raw)
	229	perf_read_values__display_raw(fp, values);
	230	else
	231	perf_read_values__display_pretty(fp, values);
	232	}