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tests: Factor out ARM svolume test into cpu-test

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This allows us to run the testing code separately from the PulseAudio
daemon, which makes developing / regression testing this code a lot
easier.
This commit is contained in:
Arun Raghavan 2012-10-16 12:23:19 +05:30
parent 60660a1aec
commit f8017bb19d
2 changed files with 39 additions and 86 deletions
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86
src/pulsecore/svolume_arm.c
View file

@ -121,98 +121,12 @@ static void pa_volume_s16ne_arm(int16_t *samples, const int32_t *volumes, unsign
);
}
#undef RUN_TEST
#ifdef RUN_TEST
#define CHANNELS 2
#define SAMPLES 1022
#define TIMES 1000
#define TIMES2 100
#define PADDING 16
static void run_test(void) {
int16_t samples[SAMPLES];
int16_t samples_ref[SAMPLES];
int16_t samples_orig[SAMPLES];
int32_t volumes[CHANNELS + PADDING];
int i, j, padding;
pa_do_volume_func_t func;
pa_usec_t start, stop;
int k;
pa_usec_t min = INT_MAX, max = 0;
double s1 = 0, s2 = 0;
func = pa_get_volume_func(PA_SAMPLE_S16NE);
printf("checking ARM %zd\n", sizeof(samples));
pa_random(samples, sizeof(samples));
memcpy(samples_ref, samples, sizeof(samples));
memcpy(samples_orig, samples, sizeof(samples));
for (i = 0; i < CHANNELS; i++)
volumes[i] = PA_CLAMP_VOLUME(rand() >> 15);
for (padding = 0; padding < PADDING; padding++, i++)
volumes[i] = volumes[padding];
func(samples_ref, volumes, CHANNELS, sizeof(samples));
pa_volume_s16ne_arm(samples, volumes, CHANNELS, sizeof(samples));
for (i = 0; i < SAMPLES; i++) {
if (samples[i] != samples_ref[i]) {
printf ("%d: %04x != %04x (%04x * %04x)\n", i, samples[i], samples_ref[i],
samples_orig[i], volumes[i % CHANNELS]);
}
}
for (k = 0; k < TIMES2; k++) {
start = pa_rtclock_now();
for (j = 0; j < TIMES; j++) {
memcpy(samples, samples_orig, sizeof(samples));
pa_volume_s16ne_arm(samples, volumes, CHANNELS, sizeof(samples));
}
stop = pa_rtclock_now();
if (min > (stop - start)) min = stop - start;
if (max < (stop - start)) max = stop - start;
s1 += stop - start;
s2 += (stop - start) * (stop - start);
}
pa_log_info("ARM: %llu usec (min = %llu, max = %llu, stddev = %g).", (long long unsigned int)s1,
(long long unsigned int)min, (long long unsigned int)max, sqrt(TIMES2 * s2 - s1 * s1) / TIMES2);
min = INT_MAX; max = 0;
s1 = s2 = 0;
for (k = 0; k < TIMES2; k++) {
start = pa_rtclock_now();
for (j = 0; j < TIMES; j++) {
memcpy(samples_ref, samples_orig, sizeof(samples));
func(samples_ref, volumes, CHANNELS, sizeof(samples));
}
stop = pa_rtclock_now();
if (min > (stop - start)) min = stop - start;
if (max < (stop - start)) max = stop - start;
s1 += stop - start;
s2 += (stop - start) * (stop - start);
}
pa_log_info("ref: %llu usec (min = %llu, max = %llu, stddev = %g).", (long long unsigned int)s1,
(long long unsigned int)min, (long long unsigned int)max, sqrt(TIMES2 * s2 - s1 * s1) / TIMES2);
pa_assert_se(memcmp(samples_ref, samples, sizeof(samples)) == 0);
}
#endif
#endif /* defined (__arm__) && defined (HAVE_ARMV6) */
void pa_volume_func_init_arm(pa_cpu_arm_flag_t flags) {
#if defined (__arm__) && defined (HAVE_ARMV6)
pa_log_info("Initialising ARM optimized volume functions.");
#ifdef RUN_TEST
run_test();
#endif
pa_set_volume_func(PA_SAMPLE_S16NE, (pa_do_volume_func_t) pa_volume_s16ne_arm);
#endif /* defined (__arm__) && defined (HAVE_ARMV6) */
}

39
src/tests/cpu-test.c
View file

@ -90,6 +90,7 @@ static void run_volume_test(pa_do_volume_func_t func, pa_do_volume_func_t orig_f
fail_unless(memcmp(samples_ref, samples, sizeof(samples)) == 0);
}
#if defined (__i386__) || defined (__amd64__)
START_TEST (svolume_mmx_test) {
pa_do_volume_func_t orig_func, mmx_func;
pa_cpu_x86_flag_t flags = 0;
@ -129,6 +130,29 @@ START_TEST (svolume_sse_test) {
run_volume_test(sse_func, orig_func);
}
END_TEST
#endif /* defined (__i386__) || defined (__amd64__) */
#if defined (__arm__) && defined (__linux__)
START_TEST (svolume_arm_test) {
pa_do_volume_func_t orig_func, arm_func;
pa_cpu_arm_flag_t flags = 0;
pa_cpu_get_arm_flags(&flags);
if (!(flags & PA_CPU_ARM_V6)) {
pa_log_info("ARMv6 instructions not supported. Skipping");
return;
}
orig_func = pa_get_volume_func(PA_SAMPLE_S16NE);
pa_volume_func_init_arm(flags);
arm_func = pa_get_volume_func(PA_SAMPLE_S16NE);
pa_log_debug("Checking ARM svolume");
run_volume_test(arm_func, orig_func);
}
END_TEST
#endif /* defined (__arm__) && defined (__linux__) */
START_TEST (svolume_orc_test) {
pa_do_volume_func_t orig_func, orc_func;
@ -161,6 +185,8 @@ END_TEST
#undef PADDING
/* End svolume tests */
/* Start conversion tests */
#if defined (__i386__) || defined (__amd64__)
START_TEST (sconv_sse_test) {
#define SAMPLES 1019
#define TIMES 1000
@ -222,6 +248,8 @@ START_TEST (sconv_sse_test) {
#undef TIMES
}
END_TEST
#endif /* defined (__i386__) || defined (__amd64__) */
/* End conversion tests */
int main(int argc, char *argv[]) {
int failed = 0;
@ -234,10 +262,21 @@ int main(int argc, char *argv[]) {
s = suite_create("CPU");
tc = tcase_create("x86");
/* Volume tests */
#if defined (__i386__) || defined (__amd64__)
tcase_add_test(tc, svolume_mmx_test);
tcase_add_test(tc, svolume_sse_test);
#endif
#if defined (__arm__) && defined (__linux__)
tcase_add_test(tc, svolume_arm_test);
#endif
tcase_add_test(tc, svolume_orc_test);
/* Converstion tests */
#if defined (__i386__) || defined (__amd64__)
tcase_add_test(tc, sconv_sse_test);
#endif
suite_add_tcase(s, tc);
sr = srunner_create(s);