[PATCH] Enable MISched on AArch64

[Kristof Beyls]

Hi Tim,

I think it's a good idea to switch to MISched, as long as it doesn't
cause any serious correctness regressions.

Were you planning on running only the regression tests or also the
full test suite?

Thanks,

Kristof

> -----Original Message-----
> From: llvm-commits-bounces at cs.uiuc.edu [mailto:llvm-commits-
> bounces at cs.uiuc.edu] On Behalf Of Tim Northover
> Sent: 07 October 2013 19:40
> To: llvm-commits
> Subject: [PATCH] Enable MISched on AArch64
> 
> Hi all,
> 
> Hao's encountering annoying problems with the LDn/STn instructions on
> AArch64. I think we've tracked these back to the SDag scheduler trying
> to poke too deeply into types that don't really exist anywhere but
> those nodes.
> 
> Since that scheduler is going away soon anyway, I'd like to simply
> switch AArch64 over to the MISched now and forget about it. Hence this
> patch.
> 
> I'm currently running a regression-test set on the model. Assuming
> that passes, would anyone object to me committing? Fair warning: I'm
> going to take silence as "no".
> 
> Cheers.
> 
> Tim.