[clang] [llvm] [AArch64][llvm] Add support for Neon vmmlaq_{f16,f32}_mf8_fpm intrinsics (PR #165431)

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https://github.com/Lukacma commented:

The left some comments for the frontend part, but your patch seems to be missing further lowering from LLVM-IR to assembly. 

https://github.com/llvm/llvm-project/pull/165431