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-rw-r--r--src/tests/cpu-sconv-test.c263
1 files changed, 263 insertions, 0 deletions
diff --git a/src/tests/cpu-sconv-test.c b/src/tests/cpu-sconv-test.c
new file mode 100644
index 0000000..3f189d1
--- /dev/null
+++ b/src/tests/cpu-sconv-test.c
@@ -0,0 +1,263 @@
+/***
+ This file is part of PulseAudio.
+
+ PulseAudio 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.
+
+ PulseAudio 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
+ General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <check.h>
+
+#include <pulsecore/cpu-arm.h>
+#include <pulsecore/cpu-x86.h>
+#include <pulsecore/random.h>
+#include <pulsecore/macro.h>
+#include <pulsecore/sconv.h>
+
+#include "runtime-test-util.h"
+
+#define SAMPLES 1028
+#define TIMES 1000
+#define TIMES2 100
+
+static void run_conv_test_float_to_s16(
+ pa_convert_func_t func,
+ pa_convert_func_t orig_func,
+ int align,
+ bool correct,
+ bool perf) {
+
+ PA_DECLARE_ALIGNED(8, int16_t, s[SAMPLES]) = { 0 };
+ PA_DECLARE_ALIGNED(8, int16_t, s_ref[SAMPLES]) = { 0 };
+ PA_DECLARE_ALIGNED(8, float, f[SAMPLES]);
+ int16_t *samples, *samples_ref;
+ float *floats;
+ int i, nsamples;
+
+ /* Force sample alignment as requested */
+ samples = s + (8 - align);
+ samples_ref = s_ref + (8 - align);
+ floats = f + (8 - align);
+ nsamples = SAMPLES - (8 - align);
+
+ for (i = 0; i < nsamples; i++) {
+ floats[i] = 2.1f * (rand()/(float) RAND_MAX - 0.5f);
+ }
+
+ if (correct) {
+ orig_func(nsamples, floats, samples_ref);
+ func(nsamples, floats, samples);
+
+ for (i = 0; i < nsamples; i++) {
+ if (abs(samples[i] - samples_ref[i]) > 1) {
+ pa_log_debug("Correctness test failed: align=%d", align);
+ pa_log_debug("%d: %04hx != %04hx (%.24f)\n", i, samples[i], samples_ref[i], floats[i]);
+ ck_abort();
+ }
+ }
+ }
+
+ if (perf) {
+ pa_log_debug("Testing sconv performance with %d sample alignment", align);
+
+ PA_RUNTIME_TEST_RUN_START("func", TIMES, TIMES2) {
+ func(nsamples, floats, samples);
+ } PA_RUNTIME_TEST_RUN_STOP
+
+ PA_RUNTIME_TEST_RUN_START("orig", TIMES, TIMES2) {
+ orig_func(nsamples, floats, samples_ref);
+ } PA_RUNTIME_TEST_RUN_STOP
+ }
+}
+
+/* This test is currently only run under NEON */
+#if defined (__arm__) && defined (__linux__) && defined (HAVE_NEON)
+static void run_conv_test_s16_to_float(
+ pa_convert_func_t func,
+ pa_convert_func_t orig_func,
+ int align,
+ bool correct,
+ bool perf) {
+
+ PA_DECLARE_ALIGNED(8, float, f[SAMPLES]) = { 0.0f };
+ PA_DECLARE_ALIGNED(8, float, f_ref[SAMPLES]) = { 0.0f };
+ PA_DECLARE_ALIGNED(8, int16_t, s[SAMPLES]);
+ float *floats, *floats_ref;
+ int16_t *samples;
+ int i, nsamples;
+
+ /* Force sample alignment as requested */
+ floats = f + (8 - align);
+ floats_ref = f_ref + (8 - align);
+ samples = s + (8 - align);
+ nsamples = SAMPLES - (8 - align);
+
+ pa_random(samples, nsamples * sizeof(int16_t));
+
+ if (correct) {
+ orig_func(nsamples, samples, floats_ref);
+ func(nsamples, samples, floats);
+
+ for (i = 0; i < nsamples; i++) {
+ if (fabsf(floats[i] - floats_ref[i]) > 0.0001f) {
+ pa_log_debug("Correctness test failed: align=%d", align);
+ pa_log_debug("%d: %.24f != %.24f (%d)\n", i, floats[i], floats_ref[i], samples[i]);
+ ck_abort();
+ }
+ }
+ }
+
+ if (perf) {
+ pa_log_debug("Testing sconv performance with %d sample alignment", align);
+
+ PA_RUNTIME_TEST_RUN_START("func", TIMES, TIMES2) {
+ func(nsamples, samples, floats);
+ } PA_RUNTIME_TEST_RUN_STOP
+
+ PA_RUNTIME_TEST_RUN_START("orig", TIMES, TIMES2) {
+ orig_func(nsamples, samples, floats_ref);
+ } PA_RUNTIME_TEST_RUN_STOP
+ }
+}
+#endif /* defined (__arm__) && defined (__linux__) && defined (HAVE_NEON) */
+
+#if defined (__i386__) || defined (__amd64__)
+START_TEST (sconv_sse2_test) {
+ pa_cpu_x86_flag_t flags = 0;
+ pa_convert_func_t orig_func, sse2_func;
+
+ pa_cpu_get_x86_flags(&flags);
+
+ if (!(flags & PA_CPU_X86_SSE2)) {
+ pa_log_info("SSE2 not supported. Skipping");
+ return;
+ }
+
+ orig_func = pa_get_convert_from_float32ne_function(PA_SAMPLE_S16LE);
+ pa_convert_func_init_sse(PA_CPU_X86_SSE2);
+ sse2_func = pa_get_convert_from_float32ne_function(PA_SAMPLE_S16LE);
+
+ pa_log_debug("Checking SSE2 sconv (float -> s16)");
+ run_conv_test_float_to_s16(sse2_func, orig_func, 0, true, false);
+ run_conv_test_float_to_s16(sse2_func, orig_func, 1, true, false);
+ run_conv_test_float_to_s16(sse2_func, orig_func, 2, true, false);
+ run_conv_test_float_to_s16(sse2_func, orig_func, 3, true, false);
+ run_conv_test_float_to_s16(sse2_func, orig_func, 4, true, false);
+ run_conv_test_float_to_s16(sse2_func, orig_func, 5, true, false);
+ run_conv_test_float_to_s16(sse2_func, orig_func, 6, true, false);
+ run_conv_test_float_to_s16(sse2_func, orig_func, 7, true, true);
+}
+END_TEST
+
+START_TEST (sconv_sse_test) {
+ pa_cpu_x86_flag_t flags = 0;
+ pa_convert_func_t orig_func, sse_func;
+
+ pa_cpu_get_x86_flags(&flags);
+
+ if (!(flags & PA_CPU_X86_SSE)) {
+ pa_log_info("SSE not supported. Skipping");
+ return;
+ }
+
+ orig_func = pa_get_convert_from_float32ne_function(PA_SAMPLE_S16LE);
+ pa_convert_func_init_sse(PA_CPU_X86_SSE);
+ sse_func = pa_get_convert_from_float32ne_function(PA_SAMPLE_S16LE);
+
+ pa_log_debug("Checking SSE sconv (float -> s16)");
+ run_conv_test_float_to_s16(sse_func, orig_func, 0, true, false);
+ run_conv_test_float_to_s16(sse_func, orig_func, 1, true, false);
+ run_conv_test_float_to_s16(sse_func, orig_func, 2, true, false);
+ run_conv_test_float_to_s16(sse_func, orig_func, 3, true, false);
+ run_conv_test_float_to_s16(sse_func, orig_func, 4, true, false);
+ run_conv_test_float_to_s16(sse_func, orig_func, 5, true, false);
+ run_conv_test_float_to_s16(sse_func, orig_func, 6, true, false);
+ run_conv_test_float_to_s16(sse_func, orig_func, 7, true, true);
+}
+END_TEST
+#endif /* defined (__i386__) || defined (__amd64__) */
+
+#if defined (__arm__) && defined (__linux__) && defined (HAVE_NEON)
+START_TEST (sconv_neon_test) {
+ pa_cpu_arm_flag_t flags = 0;
+ pa_convert_func_t orig_from_func, neon_from_func;
+ pa_convert_func_t orig_to_func, neon_to_func;
+
+ pa_cpu_get_arm_flags(&flags);
+
+ if (!(flags & PA_CPU_ARM_NEON)) {
+ pa_log_info("NEON not supported. Skipping");
+ return;
+ }
+
+ orig_from_func = pa_get_convert_from_float32ne_function(PA_SAMPLE_S16LE);
+ orig_to_func = pa_get_convert_to_float32ne_function(PA_SAMPLE_S16LE);
+ pa_convert_func_init_neon(flags);
+ neon_from_func = pa_get_convert_from_float32ne_function(PA_SAMPLE_S16LE);
+ neon_to_func = pa_get_convert_to_float32ne_function(PA_SAMPLE_S16LE);
+
+ pa_log_debug("Checking NEON sconv (float -> s16)");
+ run_conv_test_float_to_s16(neon_from_func, orig_from_func, 0, true, false);
+ run_conv_test_float_to_s16(neon_from_func, orig_from_func, 1, true, false);
+ run_conv_test_float_to_s16(neon_from_func, orig_from_func, 2, true, false);
+ run_conv_test_float_to_s16(neon_from_func, orig_from_func, 3, true, false);
+ run_conv_test_float_to_s16(neon_from_func, orig_from_func, 4, true, false);
+ run_conv_test_float_to_s16(neon_from_func, orig_from_func, 5, true, false);
+ run_conv_test_float_to_s16(neon_from_func, orig_from_func, 6, true, false);
+ run_conv_test_float_to_s16(neon_from_func, orig_from_func, 7, true, true);
+
+ pa_log_debug("Checking NEON sconv (s16 -> float)");
+ run_conv_test_s16_to_float(neon_to_func, orig_to_func, 0, true, false);
+ run_conv_test_s16_to_float(neon_to_func, orig_to_func, 1, true, false);
+ run_conv_test_s16_to_float(neon_to_func, orig_to_func, 2, true, false);
+ run_conv_test_s16_to_float(neon_to_func, orig_to_func, 3, true, false);
+ run_conv_test_s16_to_float(neon_to_func, orig_to_func, 4, true, false);
+ run_conv_test_s16_to_float(neon_to_func, orig_to_func, 5, true, false);
+ run_conv_test_s16_to_float(neon_to_func, orig_to_func, 6, true, false);
+ run_conv_test_s16_to_float(neon_to_func, orig_to_func, 7, true, true);
+}
+END_TEST
+#endif /* defined (__arm__) && defined (__linux__) && defined (HAVE_NEON) */
+
+int main(int argc, char *argv[]) {
+ int failed = 0;
+ Suite *s;
+ TCase *tc;
+ SRunner *sr;
+
+ if (!getenv("MAKE_CHECK"))
+ pa_log_set_level(PA_LOG_DEBUG);
+
+ s = suite_create("CPU");
+
+ tc = tcase_create("sconv");
+#if defined (__i386__) || defined (__amd64__)
+ tcase_add_test(tc, sconv_sse2_test);
+ tcase_add_test(tc, sconv_sse_test);
+#endif
+#if defined (__arm__) && defined (__linux__) && defined (HAVE_NEON)
+ tcase_add_test(tc, sconv_neon_test);
+#endif
+ tcase_set_timeout(tc, 120);
+ suite_add_tcase(s, tc);
+
+ sr = srunner_create(s);
+ srunner_run_all(sr, CK_NORMAL);
+ failed = srunner_ntests_failed(sr);
+ srunner_free(sr);
+
+ return (failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
+}
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