[llvm] [AArch64][GISel] Add fp128 and i128 sitofp/uitofp handling (PR #97691)

[Dhruv Chawla via llvm-commits]

https://github.com/dc03-work commented:

Seems like codegen matches SDAG now (and is better for the tail-call cases). Nice.

https://github.com/llvm/llvm-project/pull/97691