233 lines
6.5 KiB
C
233 lines
6.5 KiB
C
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#include <stdlib.h>
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#include "util.h"
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#include "values.h"
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void perf_read_values_init(struct perf_read_values *values)
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{
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values->threads_max = 16;
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values->pid = malloc(values->threads_max * sizeof(*values->pid));
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values->tid = malloc(values->threads_max * sizeof(*values->tid));
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values->value = malloc(values->threads_max * sizeof(*values->value));
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if (!values->pid || !values->tid || !values->value)
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die("failed to allocate read_values threads arrays");
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values->threads = 0;
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values->counters_max = 16;
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values->counterrawid = malloc(values->counters_max
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* sizeof(*values->counterrawid));
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values->countername = malloc(values->counters_max
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* sizeof(*values->countername));
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if (!values->counterrawid || !values->countername)
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die("failed to allocate read_values counters arrays");
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values->counters = 0;
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}
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void perf_read_values_destroy(struct perf_read_values *values)
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{
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int i;
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if (!values->threads_max || !values->counters_max)
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return;
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for (i = 0; i < values->threads; i++)
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zfree(&values->value[i]);
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zfree(&values->value);
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zfree(&values->pid);
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zfree(&values->tid);
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zfree(&values->counterrawid);
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for (i = 0; i < values->counters; i++)
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zfree(&values->countername[i]);
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zfree(&values->countername);
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}
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static void perf_read_values__enlarge_threads(struct perf_read_values *values)
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{
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values->threads_max *= 2;
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values->pid = realloc(values->pid,
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values->threads_max * sizeof(*values->pid));
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values->tid = realloc(values->tid,
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values->threads_max * sizeof(*values->tid));
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values->value = realloc(values->value,
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values->threads_max * sizeof(*values->value));
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if (!values->pid || !values->tid || !values->value)
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die("failed to enlarge read_values threads arrays");
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}
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static int perf_read_values__findnew_thread(struct perf_read_values *values,
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u32 pid, u32 tid)
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{
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int i;
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for (i = 0; i < values->threads; i++)
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if (values->pid[i] == pid && values->tid[i] == tid)
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return i;
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if (values->threads == values->threads_max)
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perf_read_values__enlarge_threads(values);
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i = values->threads++;
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values->pid[i] = pid;
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values->tid[i] = tid;
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values->value[i] = malloc(values->counters_max * sizeof(**values->value));
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if (!values->value[i])
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die("failed to allocate read_values counters array");
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return i;
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}
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static void perf_read_values__enlarge_counters(struct perf_read_values *values)
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{
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int i;
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values->counters_max *= 2;
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values->counterrawid = realloc(values->counterrawid,
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values->counters_max * sizeof(*values->counterrawid));
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values->countername = realloc(values->countername,
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values->counters_max * sizeof(*values->countername));
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if (!values->counterrawid || !values->countername)
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die("failed to enlarge read_values counters arrays");
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for (i = 0; i < values->threads; i++) {
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values->value[i] = realloc(values->value[i],
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values->counters_max * sizeof(**values->value));
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if (!values->value[i])
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die("failed to enlarge read_values counters arrays");
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}
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}
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static int perf_read_values__findnew_counter(struct perf_read_values *values,
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u64 rawid, const char *name)
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{
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int i;
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for (i = 0; i < values->counters; i++)
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if (values->counterrawid[i] == rawid)
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return i;
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if (values->counters == values->counters_max)
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perf_read_values__enlarge_counters(values);
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i = values->counters++;
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values->counterrawid[i] = rawid;
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values->countername[i] = strdup(name);
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return i;
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}
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void perf_read_values_add_value(struct perf_read_values *values,
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u32 pid, u32 tid,
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u64 rawid, const char *name, u64 value)
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{
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int tindex, cindex;
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tindex = perf_read_values__findnew_thread(values, pid, tid);
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cindex = perf_read_values__findnew_counter(values, rawid, name);
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values->value[tindex][cindex] = value;
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}
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static void perf_read_values__display_pretty(FILE *fp,
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struct perf_read_values *values)
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{
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int i, j;
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int pidwidth, tidwidth;
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int *counterwidth;
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counterwidth = malloc(values->counters * sizeof(*counterwidth));
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if (!counterwidth)
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die("failed to allocate counterwidth array");
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tidwidth = 3;
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pidwidth = 3;
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for (j = 0; j < values->counters; j++)
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counterwidth[j] = strlen(values->countername[j]);
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for (i = 0; i < values->threads; i++) {
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int width;
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width = snprintf(NULL, 0, "%d", values->pid[i]);
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if (width > pidwidth)
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pidwidth = width;
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width = snprintf(NULL, 0, "%d", values->tid[i]);
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if (width > tidwidth)
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tidwidth = width;
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for (j = 0; j < values->counters; j++) {
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width = snprintf(NULL, 0, "%" PRIu64, values->value[i][j]);
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if (width > counterwidth[j])
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counterwidth[j] = width;
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}
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}
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fprintf(fp, "# %*s %*s", pidwidth, "PID", tidwidth, "TID");
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for (j = 0; j < values->counters; j++)
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fprintf(fp, " %*s", counterwidth[j], values->countername[j]);
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fprintf(fp, "\n");
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for (i = 0; i < values->threads; i++) {
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fprintf(fp, " %*d %*d", pidwidth, values->pid[i],
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tidwidth, values->tid[i]);
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for (j = 0; j < values->counters; j++)
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fprintf(fp, " %*" PRIu64,
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counterwidth[j], values->value[i][j]);
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fprintf(fp, "\n");
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}
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free(counterwidth);
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}
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static void perf_read_values__display_raw(FILE *fp,
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struct perf_read_values *values)
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{
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int width, pidwidth, tidwidth, namewidth, rawwidth, countwidth;
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int i, j;
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tidwidth = 3; /* TID */
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pidwidth = 3; /* PID */
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namewidth = 4; /* "Name" */
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rawwidth = 3; /* "Raw" */
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countwidth = 5; /* "Count" */
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for (i = 0; i < values->threads; i++) {
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width = snprintf(NULL, 0, "%d", values->pid[i]);
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if (width > pidwidth)
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pidwidth = width;
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width = snprintf(NULL, 0, "%d", values->tid[i]);
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if (width > tidwidth)
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tidwidth = width;
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}
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for (j = 0; j < values->counters; j++) {
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width = strlen(values->countername[j]);
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if (width > namewidth)
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namewidth = width;
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width = snprintf(NULL, 0, "%" PRIx64, values->counterrawid[j]);
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if (width > rawwidth)
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rawwidth = width;
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}
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for (i = 0; i < values->threads; i++) {
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for (j = 0; j < values->counters; j++) {
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width = snprintf(NULL, 0, "%" PRIu64, values->value[i][j]);
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if (width > countwidth)
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countwidth = width;
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}
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}
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fprintf(fp, "# %*s %*s %*s %*s %*s\n",
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pidwidth, "PID", tidwidth, "TID",
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namewidth, "Name", rawwidth, "Raw",
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countwidth, "Count");
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for (i = 0; i < values->threads; i++)
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for (j = 0; j < values->counters; j++)
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fprintf(fp, " %*d %*d %*s %*" PRIx64 " %*" PRIu64,
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pidwidth, values->pid[i],
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tidwidth, values->tid[i],
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namewidth, values->countername[j],
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rawwidth, values->counterrawid[j],
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countwidth, values->value[i][j]);
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}
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void perf_read_values_display(FILE *fp, struct perf_read_values *values, int raw)
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{
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if (raw)
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perf_read_values__display_raw(fp, values);
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else
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perf_read_values__display_pretty(fp, values);
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}
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