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feat(libsointu): make su_render return some error codes, typically due to FPU stack errors.

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This commit is contained in:
Veikko Sariola
2020-12-05 16:41:07 +02:00
parent 83937bb2ee
commit 7bb60de74e
3 changed files with 31 additions and 17 deletions
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34
tests/test_render_samples_api.c
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@ -43,18 +43,15 @@ int main(int argc, char* argv[]) {
time = 0;
errcode = su_render(synth, buffer, &samples, &time);
if (errcode != 0)
{
printf("su_render returned error");
goto fail;
}
if (samples > 0)
{
printf("su_render rendered samples, despite it should not");
printf("su_render rendered samples, despite it should not\n");
goto fail;
}
if (time > 0)
{
printf("su_render advanced time, despite it should not");
printf("su_render advanced time, despite it should not\n");
goto fail;
}
// Then check that when we render using su_render with 0 samples,
@ -62,19 +59,16 @@ int main(int argc, char* argv[]) {
samples = 0;
time = INT32_MAX;
errcode = su_render(synth, buffer, &samples, &time);
if (errcode != 0)
{
printf("su_render returned error");
if (errcode != 0)
goto fail;
}
if (samples > 0)
{
printf("su_render rendered samples, despite it should not");
printf("su_render rendered samples, despite it should not\n");
goto fail;
}
if (time > 0)
{
printf("su_render advanced time, despite it should not");
printf("su_render advanced time, despite it should not\n");
goto fail;
}
// Then check that each time we call render, only SAMPLES_PER_ROW
@ -84,7 +78,9 @@ int main(int argc, char* argv[]) {
// check that buffer full
samples = 1;
time = INT32_MAX;
su_render(synth, &buffer[totalrendered*2], &samples, &time);
errcode = su_render(synth, &buffer[totalrendered*2], &samples, &time);
if (errcode != 0)
goto fail;
totalrendered += samples;
if (samples != 1)
{
@ -98,7 +94,9 @@ int main(int argc, char* argv[]) {
}
samples = SAMPLES_PER_ROW - 1;
time = INT32_MAX;
su_render(synth, &buffer[totalrendered * 2], &samples, &time);
errcode = su_render(synth, &buffer[totalrendered * 2], &samples, &time);
if (errcode != 0)
goto fail;
totalrendered += samples;
if (samples != SAMPLES_PER_ROW - 1)
{
@ -124,6 +122,16 @@ finish:
free(buffer);
return retval;
fail:
if (errcode > 0) {
if ((errcode & 0xFF00) != 0)
printf("FPU stack was not empty on exit\n");
if ((errcode & 0x04) != 0)
printf("FPU zero divide\n");
if ((errcode & 0x01) != 0)
printf("FPU invalid operation\n");
if ((errcode & 0x40) != 0)
printf("FPU stack error\n");
}
retval = 1;
goto finish;
}