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- #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);
- }
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