[clang] [clang-tools-extra] [compiler-rt] [llvm] [X86] AMD Zen 6 Initial enablement (PR #179150)

[Aiden Grossman via cfe-commits]

boomanaiden154 wrote:

> I will leave it knowledgeable approvers to take a call on it. Have included @tru here who approved znver5 backport. If it is approved, I would definitely like to have it part of 22.x as well.

Soft -1 on backporting this. It's a feature not a bug fix and contains a relatively large diff at that which makes merge conflicts more likely.

https://github.com/llvm/llvm-project/pull/179150