[libre-riscv-dev] [Bug 44] IEEE754 FPU inverse-sqrt

[bugzilla-daemon at libre-riscv.org]

http://bugs.libre-riscv.org/show_bug.cgi?id=44

--- Comment #10 from Jacob Lifshay <programmerjake at gmail.com> ---
(In reply to Luke Kenneth Casson Leighton from comment #9)
> the Tanako paper is extremely obtuse, and assumes access to IEEE papers
> is guaranteed.  i found an implementation of "On the Fly Conversion":
> https://web.archive.org/web/20170808225020/http://etd.dtu.dk/thesis/211563/
> ep08_21.pdf
> 
> this paper does not require access to paywalls.  page 36.

As far as I can tell, this paper doesn't actually have a rsqrt or sqrt
algorithm.

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