[Bug target/50457] SH2A atomic functions

[olegendo at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50457

--- Comment #13 from Oleg Endo <olegendo at gcc dot gnu.org> 2012-10-02 10:57:59 UTC ---
(In reply to comment #12)
> (In reply to comment #11)
> > Created attachment 28321 [details]
> > cleanup libgcc/config/sh/linux-atomic
> 
> Works fine for me.
> 
> > (three leading underscores)
> 
> You might get one extra underscore because embed-elf SH compiler uses one
> underscore as USER_LABEL_PREFIX.  It's OK for linux which uses null
> USER_LABEL_PREFIX.  I've got
> 
>     .long    __sync_val_compare_and_swap_4
> 
> with sh4-unknown-linux-gnu gcc for that case.

Thanks for the explanation!
Patch submitted: http://gcc.gnu.org/ml/gcc-patches/2012-10/msg00162.html