frac32buffer input
frac32buffer from delay
frac32buffer output
frac32buffer to delay
frac32.s.map.ratio g
int32_t _g;
_g = -param_g;
// SMMUL(q27, q27) -> q(27+27-32) = q22
// => inlet_x q27 -> inlet_x>>5 q22
// << 5 back to q27
outlet_u = ___SMMLA(inlet_v, param_g, inlet_x >> 5) << 5;
outlet_y = ___SMMLA(outlet_u, _g, inlet_v >> 5) << 5;