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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <liboil/liboil.h>
#include <liboil/liboilprofile.h>
#include <liboil/liboilfunction.h>
#define ALIGN(ptr,n) ((void *)((unsigned long)(ptr) & (~(unsigned long)(n-1))))
int
main(int argc, char *argv[])
{
char *s, *d;
uint32_t *src, *dest;
OilProfile prof;
double ave, std;
int i,j;
double cpufreq;
OilFunctionClass *klass;
OilFunctionImpl *impl;
int the_class;
the_class = 2;
oil_init ();
cpufreq = 1788e6;
s = malloc(1024*1024*64+1024);
d = malloc(1024*1024*64+1024);
src = ALIGN(s,128);
dest = ALIGN(d,128);
switch(the_class) {
case 0:
klass = oil_class_get ("splat_u32_ns");
break;
case 1:
klass = oil_class_get ("copy_u8");
break;
case 2:
klass = oil_class_get ("sum_s16");
break;
}
for(impl=klass->first_impl;impl;impl=impl->next) {
printf("impl %s\n", impl->name);
if (!oil_impl_is_usable(impl)) {
printf(" not usable\n");
continue;
}
oil_class_choose_by_name (klass, impl->name);
for(i=10;i<24;i++){
oil_profile_init (&prof);
for(j=0;j<10;j++){
switch(the_class) {
case 0:
oil_profile_start(&prof);
oil_splat_u32_ns (dest, src, 1<<(i-2));
oil_profile_stop(&prof);
break;
case 1:
oil_profile_start(&prof);
oil_memcpy (dest, src, 1<<i);
oil_profile_stop(&prof);
break;
case 2:
oil_profile_start(&prof);
oil_sum_s16 ((int16_t *)dest, (int16_t *)src, 1<<(i-1));
oil_profile_stop(&prof);
break;
}
}
oil_profile_get_ave_std (&prof, &ave, &std);
printf("%d: %10.4g %10.4g %10.4g %10.4g\n", i, ave, std,
ave/(1<<i), cpufreq/(ave/(1<<i)));
}
}
return 0;
}
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