[libc-commits] [libc] [libc] Implement basic 'fenv.h' utilities on the AMD GPU (PR #83500)

[Matt Arsenault via libc-commits]

https://github.com/arsenm commented:

Many of these are reinventing generic intrinsics (https://llvm.org/docs/LangRef.html#floating-point-environment-manipulation-intrinsics). We implement some of these. The rounding modes also have extended values for the mixed f32/f64 cases 

https://github.com/llvm/llvm-project/pull/83500