GameBoy\Cbopcode::cbopcode46 PHP Method

    private static function cbopcode46(Core $core)
    {
        $temp_var = $core->memoryRead($core->registersHL);
        $core->FCarry = ($temp_var & 0x1) == 0x1;
        $temp_var = ($temp_var & 0x80) + ($temp_var >> 1);
        $core->memoryWrite($core->registersHL, $temp_var);
        $core->FHalfCarry = $core->FSubtract = false;
        $core->FZero = $temp_var == 0x0;
    }