1 /* SPDX-License-Identifier: GPL-2.0-or-later * 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /* cpufreq-bench CPUFreq microbenchmark 2 /* cpufreq-bench CPUFreq microbenchmark
3 * 3 *
4 * Copyright (C) 2008 Christian Kornacker <ck 4 * Copyright (C) 2008 Christian Kornacker <ckornacker@suse.de>
5 */ 5 */
6 6
7 /* load loop, this schould take about 1 to 2ms 7 /* load loop, this schould take about 1 to 2ms to complete */
8 #define ROUNDS(x) {unsigned int rcnt; 8 #define ROUNDS(x) {unsigned int rcnt; \
9 for (rcnt = 0; rcnt < x*1000; 9 for (rcnt = 0; rcnt < x*1000; rcnt++) { \
10 (void)(((int)(pow(rcnt 10 (void)(((int)(pow(rcnt, rcnt) * \
11 sqrt(rcn 11 sqrt(rcnt*7230970)) ^ 7230716) ^ \
12 (int)ata 12 (int)atan2(rcnt, rcnt)); \
13 } } 13 } } \
14 14
15 15
16 void start_benchmark(struct config *config); 16 void start_benchmark(struct config *config);
17 17
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.