Function float64_squash_input_denormal

src/softfloat/softfloat.cpp:865–874

---------------------------------------------------------------------------- | If `a' is denormal and we are in flush-to-zero mode then set the | input-denormal exception and return zero. Otherwise just return the value. *----------------------------------------------------------------------------*/

| input-denormal exception and return zero. Otherwise just return the value.
*----------------------------------------------------------------------------*/
float64 float64_squash_input_denormal(float64 a, float_status *status)
{
    if (status->flush_inputs_to_zero) {
        if (extractFloat64Exp(a) == 0 && extractFloat64Frac(a) != 0) {
            //float_raise(float_flag_input_denormal, status);
            return make_float64(float64_val(a) & (1ULL << 63));
        }
    }
    return a;
}

/*----------------------------------------------------------------------------
| Normalizes the subnormal double-precision floating-point value represented