Describe your handled devices to which generation it compiler?why?

Since you have not specified which type of handled devices you are referring to, I will provide a general answer. Handheld devices can encompass a wide range of devices such as smartphones, tablets, e-readers, handheld gaming consoles, and more.

The generation of the compiler used in these devices would depend on the type of processor architecture they are built on and the specific requirements of the software being developed. For example, modern smartphones and tablets typically use ARM processors, which are supported by compilers such as GCC, LLVM, and others. These compilers are regularly updated to support newer generations of ARM processors and optimize performance for the latest hardware features.

Similarly, handheld gaming consoles like the Nintendo Switch or PlayStation Vita have their own proprietary processors and compilers that are tailored to their specific hardware requirements. These compilers are often designed to squeeze out the maximum performance from the device and provide developers with the tools they need to create high-quality games.

In conclusion, the generation of the compiler used in handheld devices would depend on the specific hardware architecture of the device and the requirements of the software being developed. Manufacturers and developers choose compilers that are compatible with the target device's architecture and optimize performance for the specific generation of hardware.