[clang] [llvm] [AArch64][clang][llvm] Add ACLE Armv9.7 lookup table intrinsics (PR #187046)

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https://github.com/CarolineConcatto commented:

This looks good to me. 
I left some question, but in general I think the patch is ready.

https://github.com/llvm/llvm-project/pull/187046