[PATCHv4, MIPS] Add support for O32 FPXX and program header based ABI information

[Joseph Myers]

On Tue, 6 Jan 2015, Matthew Fortune wrote:

> +  GCC 5.0 onwards:

I think that should say GCC 5 rather than 5.0.

> +  It is strongly recommended that all o32 system libraries are built using the
> +  new o32 FPXX ABI (-mfpxx) to facilitate the transition as this is compatible
> +  with the original and all new o32 ABI extensions.  Configure a native
> +  MIPS GCC compiler using --with-fp-32=xx to set this by default.

I don't think that it's relevant whether the compiler is native or cross.

It would also seem appropriate to identify the minimum binutils version to 
with with FPXX.

-- 
Joseph S. Myers
joseph@codesourcery.com