1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*  cpufreq-bench CPUFreq microbenchmark
3  *
4  *  Copyright (C) 2008 Christian Kornacker <ckornacker@suse.de>
5  */
6 
7 /* load loop, this schould take about 1 to 2ms to complete */
8 #define ROUNDS(x) {unsigned int rcnt;			       \
9 		for (rcnt = 0; rcnt < x*1000; rcnt++) { \
10 			(void)(((int)(pow(rcnt, rcnt) * \
11 				      sqrt(rcnt*7230970)) ^ 7230716) ^ \
12 				      (int)atan2(rcnt, rcnt));	       \
13 		} }							\
14 
15 
16 void start_benchmark(struct config *config);
17