[clang] [llvm] [AArch64] Add initial support for -mcpu=olympus. (PR #132368)

[Sjoerd Meijer via llvm-commits]

sjoerdmeijer wrote:

I don't think it is strictly necessary, but do we have a public NVIDIA announcement of this core? If so, a link to that would be nice to include in the description. 

Will take a look at the patch.

https://github.com/llvm/llvm-project/pull/132368