Re: [SPARC] Disable -fira-share-save-slots by default

2011-05-26 Thread Eric Botcazou
> It's the new slot sharing code that doesn't have support for saving > larger hunks. Having written the original code to handle larger saves > specifically to help sparc, I can certainly understand why the new code > is causing you grief :-) Thanks for the historical perspective. :-) > No objec

Re: [SPARC] Disable -fira-share-save-slots by default

2011-05-25 Thread Jeff Law
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 05/24/11 16:30, Eric Botcazou wrote: > The new save slot sharing algorithm has a documented limitation: > >Future work: > > In the fallback case we should iterate backwards across all possible > modes for the save, choosing the large

[SPARC] Disable -fira-share-save-slots by default

2011-05-24 Thread Eric Botcazou
The new save slot sharing algorithm has a documented limitation: Future work: In the fallback case we should iterate backwards across all possible modes for the save, choosing the largest available one instead of falling back to the smallest mode immediately. (eg TF -> DF -> SF