#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <fcntl.h>
#include <string.h>
#include "libmicro.h"
static long opts = 1024*1024;
typedef struct {
long **ts_data;
long ts_result;
} tsd_t;
int
benchmark_init()
{
lm_tsdsize = sizeof (tsd_t);
(void) sprintf(lm_optstr, "s:");
(void) sprintf(lm_usage,
" [-s size] number of bytes to "
" access (default %ld)\n"
"notes: measures \"random\" memory access times\n",
opts);
(void) sprintf(lm_header, "%8s", "size");
return (0);
}
int
benchmark_optswitch(int opt, char *optarg)
{
switch (opt) {
case 's':
opts = sizetoint(optarg);
break;
default:
return (-1);
}
return (0);
}
int
benchmark_initworker(void *tsd)
{
tsd_t *ts = (tsd_t *)tsd;
int i, j;
ts->ts_data = malloc(opts);
if (ts->ts_data == NULL) {
return (1);
}
for (i = 0; i < opts / sizeof (long); i++) {
j = i - 128;
if (j < 0)
j = j + opts / sizeof (long);
ts->ts_data[i] = (long *)&(ts->ts_data[j]);
}
return (0);
}
int
benchmark(void *tsd, result_t *res)
{
tsd_t *ts = (tsd_t *)tsd;
int i;
long **ptr = ts->ts_data;
for (i = 0; i < lm_optB; i += 10) {
ptr = (long **)*ptr;
ptr = (long **)*ptr;
ptr = (long **)*ptr;
ptr = (long **)*ptr;
ptr = (long **)*ptr;
ptr = (long **)*ptr;
ptr = (long **)*ptr;
ptr = (long **)*ptr;
ptr = (long **)*ptr;
ptr = (long **)*ptr;
}
ts->ts_result = (long)*ptr;
res->re_count = i;
return (0);
}
char *
benchmark_result()
{
static char result[256];
(void) sprintf(result, "%8ld ", opts);
return (result);
}