diff options
Diffstat (limited to 'benchtests')
-rw-r--r-- | benchtests/bench-libmvec-skeleton.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/benchtests/bench-libmvec-skeleton.c b/benchtests/bench-libmvec-skeleton.c new file mode 100644 index 0000000000..7fa96cabb7 --- /dev/null +++ b/benchtests/bench-libmvec-skeleton.c @@ -0,0 +1,88 @@ +/* Skeleton for libmvec benchmark programs. + Copyright (C) 2021-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <string.h> +#include <stdint.h> +#include <stdbool.h> +#include <stdio.h> +#include <time.h> +#include <inttypes.h> +#include <bench-timing.h> +#include <json-lib.h> +#include <bench-util.h> +#include <math-tests-arch.h> +#include <bench-libmvec-arch.h> + +#include <bench-util.c> +#define D_ITERS 10000 + +int +main (int argc, char **argv) +{ + unsigned long i, k; + timing_t start, end; + json_ctx_t json_ctx; + +#ifdef INIT_ARCH + INIT_ARCH (); +#endif + + bench_start (); + +#ifdef BENCH_INIT + BENCH_INIT (); +#endif + + json_init (&json_ctx, 2, stdout); + + /* Begin function. */ + json_attr_object_begin (&json_ctx, FUNCNAME); + + for (int v = 0; v < NUM_VARIANTS; v++) + { + double d_total_time = 0; + timing_t cur; + for (k = 0; k < D_ITERS; k++) + { + TIMING_NOW (start); + for (i = 0; i < NUM_SAMPLES (v); i++) + BENCH_FUNC (v, i); + TIMING_NOW (end); + + TIMING_DIFF (cur, start, end); + + TIMING_ACCUM (d_total_time, cur); + } + double d_total_data_set = D_ITERS * NUM_SAMPLES (v) * STRIDE; + + /* Begin variant. */ + json_attr_object_begin (&json_ctx, VARIANT (v)); + + json_attr_double (&json_ctx, "duration", d_total_time); + json_attr_double (&json_ctx, "iterations", d_total_data_set); + json_attr_double (&json_ctx, "mean", d_total_time / d_total_data_set); + + /* End variant. */ + json_attr_object_end (&json_ctx); + } + + /* End function. */ + json_attr_object_end (&json_ctx); + + return 0; +} |