1 | /* Skeleton for libmvec benchmark programs. |
2 | Copyright (C) 2021-2024 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <string.h> |
20 | #include <stdint.h> |
21 | #include <stdbool.h> |
22 | #include <stdio.h> |
23 | #include <time.h> |
24 | #include <inttypes.h> |
25 | #include <bench-timing.h> |
26 | #include <json-lib.h> |
27 | #include <bench-util.h> |
28 | #include <math-tests-arch.h> |
29 | #include <bench-libmvec-arch.h> |
30 | |
31 | #include <bench-util.c> |
32 | #define D_ITERS 200000 |
33 | |
34 | int |
35 | main (int argc, char **argv) |
36 | { |
37 | unsigned long i, k; |
38 | timing_t start, end; |
39 | json_ctx_t json_ctx; |
40 | |
41 | #ifdef INIT_ARCH |
42 | INIT_ARCH (); |
43 | #endif |
44 | |
45 | bench_start (); |
46 | |
47 | #ifdef BENCH_INIT |
48 | BENCH_INIT (); |
49 | #endif |
50 | |
51 | json_init (ctx: &json_ctx, indent_level: 2, stdout); |
52 | |
53 | /* Begin function. */ |
54 | json_attr_object_begin (ctx: &json_ctx, name: FUNCNAME); |
55 | |
56 | for (int v = 0; v < NUM_VARIANTS; v++) |
57 | { |
58 | double d_total_time = 0; |
59 | timing_t cur; |
60 | for (k = 0; k < D_ITERS; k++) |
61 | { |
62 | TIMING_NOW (start); |
63 | for (i = 0; i < NUM_SAMPLES (v); i++) |
64 | BENCH_FUNC (v, i); |
65 | TIMING_NOW (end); |
66 | |
67 | TIMING_DIFF (cur, start, end); |
68 | |
69 | TIMING_ACCUM (d_total_time, cur); |
70 | } |
71 | double d_total_data_set = D_ITERS * NUM_SAMPLES (v) * STRIDE; |
72 | |
73 | /* Begin variant. */ |
74 | json_attr_object_begin (ctx: &json_ctx, name: VARIANT (v)); |
75 | |
76 | json_attr_double (ctx: &json_ctx, name: "duration" , d: d_total_time); |
77 | json_attr_double (ctx: &json_ctx, name: "iterations" , d: d_total_data_set); |
78 | json_attr_double (ctx: &json_ctx, name: "mean" , d: d_total_time / d_total_data_set); |
79 | |
80 | /* End variant. */ |
81 | json_attr_object_end (ctx: &json_ctx); |
82 | } |
83 | |
84 | /* End function. */ |
85 | json_attr_object_end (ctx: &json_ctx); |
86 | |
87 | return 0; |
88 | } |
89 | |