llvm-project.git/libc/src/math/generic/atan2.cpp, branch main

[libc][math] Refactor atan2 implementation to header-only in src/__support/math folder. (#150968)

2025-07-30T22:07:55+00:00

Part of #147386

in preparation for: https://discourse.llvm.org/t/rfc-make-clang-builtin-math-functions-constexpr-with-llvm-libc-to-support-c-23-constexpr-math-functions/86450

[libc][math] Refactor atan implementation to header-only in src/__support/math folder. (#150852)

2025-07-29T18:16:57+00:00

Part of #147386

in preparation for: https://discourse.llvm.org/t/rfc-make-clang-builtin-math-functions-constexpr-with-llvm-libc-to-support-c-23-constexpr-math-functions/86450

[libc][math] Fix signaling NaN handling for math functions. (#133347)

2025-04-08T13:23:38+00:00

Add tests for signaling NaNs, and fix function behavior for handling
signaling NaN input.

Fixes https://github.com/llvm/llvm-project/issues/124812

[libc][math] Implement fast pass for double precision atan function. (#132333)

2025-03-21T18:12:06+00:00

Implement fast pass for double precision `atan` using range reduction
modulo 1/64 and degree-9 Taylor polynomial.
Relative error is bounded by 2^-66.

[libc][math] Add tests and fix some issues with FTZ/DAZ modes. (#113744)

2024-10-26T14:55:20+00:00

[libc][math] Implement fast pass for double precision atan2 with 1 ULP errors. (#100648)

2024-07-26T13:56:46+00:00