[libre-riscv-dev] FP unit testing (was Re: [isa-dev] FP reciprocal sqrt extension proposal)

[Jacob Lifshay]

it handles (if I'm reading the right part of the docs):
half
single
double
quad
double-extended (80-bit?)
double-double
double-double-double


On Sun, Jul 14, 2019, 21:43 Allen Baum <allen.baum at esperantotech.com> wrote:

> Does it handle DP as well as SP?
>
> -Allen
>
> > On Jul 14, 2019, at 8:00 PM, Jacob Lifshay <programmerjake at gmail.com>
> wrote:
> >
> > I found a project that is designed for building implementations of
> > math operations compliant to the IEEE 754 spec:
> > http://www.metalibm.org/ (kinda successor to crlibm)
> >
> > From what I can tell, it supports converting a mathematical expression
> > (on real numbers) to a implementation of that expression in code that
> > produces results matching IEEE 754 along with a proof of correctness.
> >
> > This looks like it would be ideal for verifying frsqrt implementations
> > along with other math operations.
> >
> > Jacob
> >
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> .
>