[libc-commits] [libc] [libc] Rework the RPC interface to accept runtime wave sizes (PR #80914)

[Jon Chesterfield via libc-commits]

JonChesterfield wrote:

> The intrinsic won't actually fold out in any useful place today (only happens extremely late in the backend). You're better of linking in a wavesize constant variable

That seems worth fixing - somewhere in the compiler we know the wavesize (sometimes from clang, sometimes from the backend), we can kill off the intrinsic whenever that information comes to light.

https://github.com/llvm/llvm-project/pull/80914