[libc-commits] [PATCH] D156263: [libc][libm][GPU] Populated libmgpu.a with both built-in, HIP Math, and CUDA Math functions

[Matt Arsenault via Phabricator via libc-commits]

arsenm added a comment.

In D156263#4585564 <https://reviews.llvm.org/D156263#4585564>, @jhuber6 wrote:

> @arsenm Do we support things like `__builtin_atanf`? IIRC all the builtins for things like `sin` and `sinf` were kind of broken and shouldn't be used.

No, there's no underlying llvm intrinsic for atan, it's essentially an alias for the libcall only. llvm.sin and llvm.cos do exist but are just codegened in a fast math way only


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https://reviews.llvm.org/D156263