Windows x64 exception handling is quite different with Exception
Handling of Itanium C++ ABI for IA-64, no need to do EH pad operation.
Reference:
https://docs.microsoft.com/en-us/cpp/build/exception-handling-x64?view=msvc-160
https://github.com/itanium-cxx-abi/cxx-abi/blob/master/exceptions.pdf
How does this change interact with the ELF beginFunclet/endFunclet?