[llvm] [llvm:codegen] Add lowering to all intrinsics available in `math.h`. (PR #162825)

[Ingo Müller via llvm-commits]

ingomueller-net wrote:

Quick update from my side: We stopped using the LLVM interpreter in the meantime and use ORC jitting instead, so I won't be working on this for the time being.

FWIW, it sounds like the next steps include figuring out whether or not the interpreter should use this at all.

https://github.com/llvm/llvm-project/pull/162825