efl/legacy/eina/src/tests/eina_bench.c

186 lines
3.6 KiB
C

#include <stdlib.h>
#include <stdio.h>
#include <limits.h>
#include "eina_bench.h"
#include "eina_inlist.h"
#include "eina_counter.h"
typedef struct _Eina_Run Eina_Run;
struct _Eina_Run
{
Eina_Inlist __list;
Eina_Bench_Specimens cb;
const char *name;
int start;
int end;
int step;
};
struct _Eina_Bench
{
const char *name;
const char *run;
Eina_Inlist *runs;
};
Eina_Bench *
eina_bench_new(const char *name, const char *run)
{
Eina_Bench *new;
new = calloc(1, sizeof (Eina_Bench));
if (!new) return NULL;
new->name = name;
new->run = run;
return new;
}
void
eina_bench_delete(Eina_Bench *bench)
{
if (!bench) return ;
while (bench->runs)
{
Eina_Run *run = (Eina_Run *) bench->runs;
bench->runs = eina_inlist_remove(bench->runs, bench->runs);
free(run);
}
free(bench);
}
void
eina_bench_register(Eina_Bench *bench, const char *name, Eina_Bench_Specimens bench_cb,
int count_start, int count_end, int count_step)
{
Eina_Run *run;
if (!bench) return ;
run = calloc(1, sizeof (Eina_Run));
if (!run) return ;
run->cb = bench_cb;
run->name = name;
run->start = count_start;
run->end = count_end;
run->step = count_step;
bench->runs = eina_inlist_append(bench->runs, run);
}
void
eina_bench_run(Eina_Bench *bench)
{
FILE *main_script;
FILE *current_data;
Eina_Run *run;
char buffer[PATH_MAX];
Eina_Bool first = EINA_FALSE;
if (!bench) return ;
snprintf(buffer, PATH_MAX, "bench_%s_%s.gnuplot", bench->name, bench->run);
main_script = fopen(buffer, "w");
if (!main_script) return ;
fprintf(main_script,
"set autoscale # scale axes automatically\n"
"unset log # remove any log-scaling\n"
"unset label # remove any previous labels\n"
"set xtic auto # set xtics automatically\n"
"set ytic auto # set ytics automatically\n"
"set logscale y\n"
"set terminal png size 1024,768\n"
"set output \"output_%s_%s.png\"\n"
"set title \"%s %s\n"
"set xlabel \"tests\"\n"
"set ylabel \"time\"\n"
"plot ", bench->name, bench->run, bench->name, bench->run);
eina_counter_init();
EINA_INLIST_ITER_NEXT(bench->runs, run)
{
Eina_Counter *counter;
int i;
snprintf(buffer, PATH_MAX, "bench_%s_%s.%s.data", bench->name, bench->run, run->name);
current_data = fopen(buffer, "w");
if (!current_data) continue ;
counter = eina_counter_add(run->name);
for (i = run->start; i < run->end; i += run->step)
{
fprintf(stderr, "Run %s: %i\n", run->name, i);
eina_counter_start(counter);
run->cb(i);
eina_counter_stop(counter, i);
}
eina_counter_dump(counter, current_data);
eina_counter_delete(counter);
fclose(current_data);
if (first == EINA_FALSE) first = EINA_TRUE;
else fprintf(main_script, ", \\\n");
fprintf(main_script,
"\"%s\" using 1:2 title \'%s\' with points",
buffer, run->name);
}
fprintf(main_script, "\n");
eina_counter_shutdown();
fclose(main_script);
}
typedef struct _Eina_Bench_Case Eina_Bench_Case;
struct _Eina_Bench_Case
{
const char *bench_case;
void (*build)(Eina_Bench *bench);
};
static const Eina_Bench_Case etc[] = {
{ "Hash", eina_bench_hash },
{ NULL, NULL }
};
int
main(int argc, char **argv)
{
Eina_Bench *test;
int i;
if (argc != 2) return -1;
for (i = 0; etc[i].bench_case != NULL; ++i)
{
test = eina_bench_new(etc[i].bench_case, argv[1]);
if (!test) continue ;
etc[i].build(test);
eina_bench_run(test);
eina_bench_delete(test);
}
}