[PATCH 1/2] arm: Fix fenv support

[Sebastian Huber]

On 19/07/2020 13:01, Sebastian Huber wrote:

> From: Eshan dhawan<eshandhawan51@gmail.com>
>
> The previous fenv support for ARM used the soft-float implementation of
> FreeBSD.  Newlib uses the one from libgcc by default.  They are not
> compatible.  Having an GCC incompatible soft-float fenv support in
> Newlib makes no sense.  A long-term solution could be to provide a
> libgcc compatible soft-float support.  This likely requires changes in
> the GCC configuration.  For now, provide a stub implementation for
> soft-float multilibs similar to RISC-V.
>
> Move implementation to one file and delete now unused files.  Hide
> implementation details.  Remove function parameter names from header
> file to avoid name conflicts.
>
> Provide VFP support if __SOFTFP__ is not defined like glibc.
>
> Reviewed-by: Sebastian Huber<sebastian.huber@embedded-brains.de>
> Signed-off-by: Eshan dhawan<eshandhawan51@gmail.com>
This patch is still an improvement and fixes the ARM support of Newlib. 
It would be nice to commit it and then in a second step split it up into 
individual files.