[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
Fri Apr 17 19:42:33 BST 2020


--- Comment #29 from Michael Nolan <mtnolan2640 at gmail.com> ---
(In reply to Luke Kenneth Casson Leighton from comment #27)
> with bf.precision(300): # use 300 bits of precision
>     x = bf.atan(BigFloat(2) ....)
> which is why i recommended bigfloat: you can specify extremely large
> FP precision.

Yup. I went with quad precision for now.

(In reply to Jacob Lifshay from comment #28)
> Please also add the libgmp-dev package (or whatever the correct name is) to
> .gitlab-ci.yml


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