[libre-riscv-dev] [Bug 208] implement CORDIC in a general way sufficient to do transcendentals

bugzilla-daemon at libre-soc.org bugzilla-daemon at libre-soc.org
Thu Apr 16 10:48:19 BST 2020


--- Comment #16 from Luke Kenneth Casson Leighton <lkcl at lkcl.net> ---
(In reply to Jacob Lifshay from comment #15)
> normally, for implementing sin, you specifically want to try to switch to
> inputs close to zero rather than away, since that allows retaining much
> higher accuracy, since for small x: sin(x) ≈ x (≈ is the approximately equal
> operator).

interesting, how we will be able to match that up with CORDIC.

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