/*
array-profile-main.c: program for profiling simple array operations
Copyright (C) 2007, 2008, David Harvey
This file is part of the zn_poly library (version 0.8).
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) version 3 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see .
*/
#include
#include "support.h"
#include "profiler.h"
#include "zn_poly_internal.h"
#include "zn_poly.h"
char* type_str[3] = {"add", "sub", "bfly"};
char* speed_str[2] = {"safe", "slim"};
void prof_main(int argc, char* argv[])
{
ulong type, speed;
double result, spread;
printf("\n");
// profile various butterfly loops
for (type = 0; type < 3; type++)
for (speed = 0; speed < 2; speed++)
{
ulong arg[2];
arg[0] = type;
arg[1] = speed;
result = profile(&spread, NULL, profile_bfly, arg, 1.0) / 1000;
printf(" %4s %s, cycles/coeff = %6.2lf (%.1lf%%)\n",
type_str[type], speed_str[speed], result, 100 * spread);
}
// profile mpn_add_n and mpn_sub_n
for (type = 0; type < 2; type++)
{
ulong arg[1];
arg[0] = type;
result = profile(&spread, NULL, profile_mpn_aors, arg, 1.0) / 1000;
printf(" mpn_%s_n, cycles/limb = %6.2lf (%.1lf%%)\n",
type_str[type], result, 100 * spread);
}
// profile zn_array_scalar_mul
{
ulong arg[2];
arg[1] = 0;
arg[0] = ULONG_BITS - 1;
result = profile(&spread, NULL, profile_scalar_mul, arg, 1.0) / 1000;
printf("scalar_mul (> half-word), cycles/coeff = %6.2lf (%.1lf%%)\n",
result, 100 * spread);
arg[0] = ULONG_BITS/2 - 1;
result = profile(&spread, NULL, profile_scalar_mul, arg, 1.0) / 1000;
printf("scalar_mul (< half-word), cycles/coeff = %6.2lf (%.1lf%%)\n",
result, 100 * spread);
}
// profile zn_array_scalar_mul with REDC
{
ulong arg[2];
arg[1] = 1;
arg[0] = ULONG_BITS;
result = profile(&spread, NULL, profile_scalar_mul, arg, 1.0) / 1000;
printf("scalar_mul (> half-word, non-slim, REDC), "
"cycles/coeff = %6.2lf (%.1lf%%)\n",
result, 100 * spread);
arg[0] = ULONG_BITS - 1;
result = profile(&spread, NULL, profile_scalar_mul, arg, 1.0) / 1000;
printf("scalar_mul (> half-word, REDC), "
"cycles/coeff = %6.2lf (%.1lf%%)\n",
result, 100 * spread);
arg[0] = ULONG_BITS/2 - 1;
result = profile(&spread, NULL, profile_scalar_mul, arg, 1.0) / 1000;
printf("scalar_mul (< half-word, REDC), "
"cycles/coeff = %6.2lf (%.1lf%%)\n",
result, 100 * spread);
}
}
// end of file ****************************************************************