diff options
Diffstat (limited to 'spa/plugins/audiomixer/benchmark-mix-ops.c')
| -rw-r--r-- | spa/plugins/audiomixer/benchmark-mix-ops.c | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/spa/plugins/audiomixer/benchmark-mix-ops.c b/spa/plugins/audiomixer/benchmark-mix-ops.c new file mode 100644 index 0000000..e698417 --- /dev/null +++ b/spa/plugins/audiomixer/benchmark-mix-ops.c @@ -0,0 +1,222 @@ +/* Spa + * + * Copyright © 2019 Wim Taymans + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#include "config.h" + +#include <string.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <errno.h> +#include <time.h> + +#include "test-helper.h" +#include "mix-ops.h" + +static uint32_t cpu_flags; + +typedef void (*mix_func_t) (struct mix_ops *ops, void * SPA_RESTRICT dst, + const void * SPA_RESTRICT src[], uint32_t n_src, uint32_t n_samples); +struct stats { + uint32_t n_samples; + uint32_t n_src; + uint64_t perf; + const char *name; + const char *impl; +}; + +#define MAX_SAMPLES 4096 +#define MAX_SRC 11 + +#define MAX_COUNT 100 + +static uint8_t samp_in[MAX_SAMPLES * MAX_SRC * 8]; +static uint8_t samp_out[MAX_SAMPLES * 8]; + +static const int sample_sizes[] = { 0, 1, 128, 513, 4096 }; +static const int src_counts[] = { 1, 2, 4, 6, 8, 11 }; + +#define MAX_RESULTS SPA_N_ELEMENTS(sample_sizes) * SPA_N_ELEMENTS(src_counts) * 70 + +static uint32_t n_results = 0; +static struct stats results[MAX_RESULTS]; + +static void run_test1(const char *name, const char *impl, mix_func_t func, int n_src, int n_samples) +{ + int i, j; + const void *ip[n_src]; + void *op; + struct timespec ts; + uint64_t count, t1, t2; + struct mix_ops mix; + + mix.n_channels = 1; + + for (j = 0; j < n_src; j++) + ip[j] = SPA_PTR_ALIGN(&samp_in[j * n_samples * 4], 32, void); + op = SPA_PTR_ALIGN(samp_out, 32, void); + + clock_gettime(CLOCK_MONOTONIC, &ts); + t1 = SPA_TIMESPEC_TO_NSEC(&ts); + + count = 0; + for (i = 0; i < MAX_COUNT; i++) { + func(&mix, op, ip, n_src, n_samples); + count++; + } + clock_gettime(CLOCK_MONOTONIC, &ts); + t2 = SPA_TIMESPEC_TO_NSEC(&ts); + + spa_assert(n_results < MAX_RESULTS); + + results[n_results++] = (struct stats) { + .n_samples = n_samples, + .n_src = n_src, + .perf = count * (uint64_t)SPA_NSEC_PER_SEC / (t2 - t1), + .name = name, + .impl = impl + }; +} + +static void run_test(const char *name, const char *impl, mix_func_t func) +{ + size_t i, j; + + for (i = 0; i < SPA_N_ELEMENTS(sample_sizes); i++) { + for (j = 0; j < SPA_N_ELEMENTS(src_counts); j++) { + run_test1(name, impl, func, src_counts[j], + (sample_sizes[i] + (src_counts[j] -1)) / src_counts[j]); + } + } +} + +static void test_s8(void) +{ + run_test("test_s8", "c", mix_s8_c); +} +static void test_u8(void) +{ + run_test("test_u8", "c", mix_u8_c); +} + +static void test_s16(void) +{ + run_test("test_s16", "c", mix_s16_c); +} +static void test_u16(void) +{ + run_test("test_u8", "c", mix_u16_c); +} + +static void test_s24(void) +{ + run_test("test_s24", "c", mix_s24_c); +} +static void test_u24(void) +{ + run_test("test_u24", "c", mix_u24_c); +} +static void test_s24_32(void) +{ + run_test("test_s24_32", "c", mix_s24_32_c); +} +static void test_u24_32(void) +{ + run_test("test_u24_32", "c", mix_u24_32_c); +} + +static void test_s32(void) +{ + run_test("test_s32", "c", mix_s32_c); +} +static void test_u32(void) +{ + run_test("test_u32", "c", mix_u32_c); +} + +static void test_f32(void) +{ + run_test("test_f32", "c", mix_f32_c); +#if defined (HAVE_SSE) + if (cpu_flags & SPA_CPU_FLAG_SSE) { + run_test("test_f32", "sse", mix_f32_sse); + } +#endif +#if defined (HAVE_AVX) + if (cpu_flags & SPA_CPU_FLAG_AVX) { + run_test("test_f32", "avx", mix_f32_avx); + } +#endif +} + +static void test_f64(void) +{ + run_test("test_f64", "c", mix_f64_c); +#if defined (HAVE_SSE2) + if (cpu_flags & SPA_CPU_FLAG_SSE2) { + run_test("test_f64", "sse2", mix_f64_sse2); + } +#endif +} + +static int compare_func(const void *_a, const void *_b) +{ + const struct stats *a = _a, *b = _b; + int diff; + if ((diff = strcmp(a->name, b->name)) != 0) return diff; + if ((diff = a->n_samples - b->n_samples) != 0) return diff; + if ((diff = a->n_src - b->n_src) != 0) return diff; + if ((diff = b->perf - a->perf) != 0) return diff; + return 0; +} + +int main(int argc, char *argv[]) +{ + uint32_t i; + + cpu_flags = get_cpu_flags(); + printf("got get CPU flags %d\n", cpu_flags); + + test_s8(); + test_u8(); + test_s16(); + test_u16(); + test_s24(); + test_u24(); + test_s32(); + test_u32(); + test_s24_32(); + test_u24_32(); + test_f32(); + test_f64(); + + qsort(results, n_results, sizeof(struct stats), compare_func); + + for (i = 0; i < n_results; i++) { + struct stats *s = &results[i]; + fprintf(stderr, "%-12."PRIu64" \t%-32.32s %s \t samples %d, src %d\n", + s->perf, s->name, s->impl, s->n_samples, s->n_src); + } + return 0; +} |