qemu/fpu/softfloat-specialize.h
/*----------------------------------------------------------------------------
| For the deconstructed floating-point with fraction FRAC, return true
| if the fraction represents a signalling NaN; otherwise false.
*----------------------------------------------------------------------------*/
| For the deconstructed floating-point with fraction FRAC, return true
| if the fraction represents a signalling NaN; otherwise false.
| For the deconstructed floating - point with fraction FRAC return true | if the fraction represents a signalling NaN ; otherwise false .
static bool parts_is_snan_frac(uint64_t frac, float_status *status)
{
#ifdef NO_SIGNALING_NANS
    return false;
#else
    flag msb = extract64(frac, DECOMPOSED_BINARY_POINT - 1, 1);
    return msb == snan_bit_is_one(status);
#endif
}
static bool parts_is_snan_frac ( uint64_t frac , float_status * status ) { #ifdef NO_SIGNALING_NANS return false ; #else flag msb = extract64 ( frac , DECOMPOSED_BINARY_POINT - 1 , 1 ) ; return msb == snan_bit_is_one ( status ) ; #endif }
| For the deconstructed floating-point with fraction FRAC, return true
| if the fraction represents a signalling NaN; otherwise false.
| For the deconstructed floating - point with fraction FRAC return true | if the fraction represents a signalling NaN ; otherwise false .