/* cpufreq-bench CPUFreq microbenchmark * * Copyright (C) 2008 Christian Kornacker <ckornacker@suse.de> * * 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) any later version. * * 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, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* load loop, this schould take about 1 to 2ms to complete */ #define ROUNDS(x) {unsigned int rcnt; \ for (rcnt = 0; rcnt < x*1000; rcnt++) { \ (void)(((int)(pow(rcnt, rcnt) * \ sqrt(rcnt*7230970)) ^ 7230716) ^ \ (int)atan2(rcnt, rcnt)); \ } } \ void start_benchmark(struct config *config);