[clang] [Clang][X86] Replace unnecessary `vfmadd*` builtins with `element_wise_fma` (PR #152545)

[Simon Pilgrim via cfe-commits]

RKSimon wrote:

> The clang-format changes [b1f12e0](https://github.com/llvm/llvm-project/pull/152545/commits/b1f12e09ef09b347dbdfffe05f030b52b491f890) seem very large. Should I try and undo them?

I think its fine as it is - you haven't clang-formated any lines that aren't affected by this patch which is the usual objection to large changes.


https://github.com/llvm/llvm-project/pull/152545