fenv implementation for POWERPC

[Joel Sherrill]

On Mon, Mar 23, 2020 at 12:41 PM Eshan Dhawan <eshandhawan51 at gmail.com>
wrote:

> hello everyone,
> For porting fenv.h to POWERPC I went to FreeBSD and NetBSD They both have
> the same implementation.
> But musl has a different implementation following the same structure as in
> previous implementations.
> Which would be better??
>

I like the FreeBSD implementation. It will be easier to integrate. If newlib
wants the methods to have real bodies (e.g. not inline methods), it will be
easy to convert to one method per file.

But I would merge it unmodified as much as possible.

>
> FreeBSD: https://github.com/freebsd/freebsd/tree/master/lib/msun/powerpc
> NetBSD:-
> -> fenv.c :
> https://github.com/NetBSD/src/blob/trunk/lib/libm/arch/powerpc/fenv.c
> ->fenv.h :
> https://github.com/NetBSD/src/blob/trunk/sys/arch/powerpc/include/fenv.h
> musl: https://git.musl-libc.org/cgit/musl/tree/src/fenv/powerpc64
>
> thanks
> eshan
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