Integrate LLVM at llvm/llvm-project@f3f904563ec9
Integrate LLVM at llvm/llvm-project@f3f904563ec9

Updates LLVM usage to match
[f3f904563ec9](https://github.com/llvm/llvm-project/commit/f3f904563ec9)

PiperOrigin-RevId: 378880044

google-research/structured-additive-IR,google-research/structured-additive-IR