[llvm] [MVT][TableGen] Extend Machine Value Type to `uint16_t` (PR #99657)

[Craig Topper via llvm-commits]

topperc wrote:

This is showing a compile time regression https://llvm-compile-time-tracker.com/compare.php?from=9718f3dec1c366809b0c2508ba77cc5dd3cf82ec&to=a4c6ebeb20168bbedbb1a3aff9f5096416e5914a&stat=instructions:u

https://github.com/llvm/llvm-project/pull/99657