Function F80_isnan

source/emulation/cpu/common/fpu.cpp:52–55

#endif

bool F80_isnan(extFloat80_t& f) {
    if ((f.signExp & 0x7FFF) != 0x7FFF) return false;
    return (f.signif & UINT64_C(0x7FFFFFFFFFFFFFFF)) != 0;
}

bool F80_isinf(extFloat80_t& f) {
    if ((f.signExp & 0x7FFF) != 0x7FFF) return false;