[clang] [llvm] [X86][APX] Remove CF feature from APXF and Diamond Rapids (PR #153751)

[Eli Friedman via llvm-commits]

efriedma-quic wrote:

Oh, right, I guess x86 doesn't ever disable instructions in the assembler... other architectures usually do.  There might be other edge cases where things get weird, like, if you do runtime CPU detection.  But I don't care enough to argue further.

Please at least leave a comment in X86.td.

https://github.com/llvm/llvm-project/pull/153751