[clang] [StrTable] Mechanically convert Hexagon builtins to use TableGen (PR #123460)

[Brian Cain via cfe-commits]

androm3da wrote:

> > > I also so comments on the python script, but as I mentioned there, the script is not code I'm suggesting to check in or maintain, merely documenting for completeness. It was never written to be remotely readable or clean, just to produce a verifiably equivalent TableGen file.
> > 
> > 
> > Sure - that's fine, I guess I am mostly skimming it for Ikhlas' sake in case she wants to run something similar downstream.
> > LGTM.
> 
> Should I still wait for @iajbar to review before merging? Just wasn't super clear from this comment.

Yeah that wasn't clear, sorry.  "LGTM but @iajbar  should approve"

Ikhlas - you should note that since Chandler claims that the actual content is preserved, that likely this should function equivalently to the baseline.  But this is a good opportunity to ask questions about the transformation so that you can reproduce it downstream.

https://github.com/llvm/llvm-project/pull/123460