xref: /aosp_15_r20/external/flac/microbench/util.h (revision 600f14f40d737144c998e2ec7a483122d3776fbc)
1*600f14f4SXin Li /* FLAC - Free Lossless Audio Codec
2*600f14f4SXin Li  * Copyright (C) 2015-2023  Xiph.Org Foundation
3*600f14f4SXin Li  *
4*600f14f4SXin Li  * Redistribution and use in source and binary forms, with or without
5*600f14f4SXin Li  * modification, are permitted provided that the following conditions
6*600f14f4SXin Li  * are met:
7*600f14f4SXin Li  *
8*600f14f4SXin Li  * - Redistributions of source code must retain the above copyright
9*600f14f4SXin Li  * notice, this list of conditions and the following disclaimer.
10*600f14f4SXin Li  *
11*600f14f4SXin Li  * - Redistributions in binary form must reproduce the above copyright
12*600f14f4SXin Li  * notice, this list of conditions and the following disclaimer in the
13*600f14f4SXin Li  * documentation and/or other materials provided with the distribution.
14*600f14f4SXin Li  *
15*600f14f4SXin Li  * - Neither the name of the Xiph.org Foundation nor the names of its
16*600f14f4SXin Li  * contributors may be used to endorse or promote products derived from
17*600f14f4SXin Li  * this software without specific prior written permission.
18*600f14f4SXin Li  *
19*600f14f4SXin Li  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20*600f14f4SXin Li  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21*600f14f4SXin Li  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22*600f14f4SXin Li  * A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
23*600f14f4SXin Li  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24*600f14f4SXin Li  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25*600f14f4SXin Li  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
26*600f14f4SXin Li  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
27*600f14f4SXin Li  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
28*600f14f4SXin Li  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
29*600f14f4SXin Li  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30*600f14f4SXin Li  */
31*600f14f4SXin Li 
32*600f14f4SXin Li #define ARRAY_LEN(x) 	((sizeof (x) / sizeof (x [0])))
33*600f14f4SXin Li 
34*600f14f4SXin Li typedef struct bench_stats
35*600f14f4SXin Li {	void (*testfunc) (void) ;
36*600f14f4SXin Li 	unsigned run_count ;
37*600f14f4SXin Li 	unsigned loop_count ;
38*600f14f4SXin Li 	double min_time, mean_time, median_time, max_time ;
39*600f14f4SXin Li } bench_stats ;
40*600f14f4SXin Li 
41*600f14f4SXin Li double benchmark_function (void (*testfunc) (void), unsigned count) ;
42*600f14f4SXin Li 
43*600f14f4SXin Li void benchmark_stats (bench_stats * stats) ;
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