[llvm] ISel/AArch64: custom lower vector ISD::LRINT, ISD::LLRINT (PR #89035)

[David Green via llvm-commits]

davemgreen wrote:

Can you split the Neon and SVE parts into separate patches, just adding the hopefully simpler Neon versions first? SVE tests are usually in files with names like sve-lrint.ll.

https://github.com/llvm/llvm-project/pull/89035