[SH][committed] Fix PR 88630

[Oleg Endo]

On Fri, 2019-10-11 at 00:36 +0900, Oleg Endo wrote:
> Hi,
> 
> When we did the refactoring of SH's FPSCR handling back in GCC 5, we
> missed one thing regarding ST-40, it seems.
> 
> The attached patch fixes the issue as confirmed on the real
> hardware. 
> Also tested on sh-sim with
> make -k check RUNTESTFLAGS="--target_board=sh-sim\{-m2/-ml,-m2/-mb,-
> m2a/-mb,-m4/-ml,-m4/-mb}"
> 
> 
> Committed to trunk, GCC 9, GCC 8 as r276809, r276825, r276837.

I forgot about GCC 7.  Committed there as well as r276877.

Cheers,
Oleg