On Tue, Jan 26, 2016 at 03:37:33PM -0800, Paul E. McKenney wrote:
> On Tue, Jan 26, 2016 at 12:10:10PM +0000, Will Deacon wrote:
> > On Mon, Jan 25, 2016 at 05:06:46PM -0800, Paul E. McKenney wrote:
> > > PPC WRCnf+addrs
> > > ""
> > > {
> > > 0:r2=x; 0:r3=y;
> > > 1:r2=x; 1:r3=y;
> > > 2:r2=x; 2:r3=y;
> > > c=a; d=b; x=c; y=d;
> > > }
> > > P0 | P1 | P2 ;
> > > stw r3,0(r2) | lwz r8,0(r2) | lwz r8,0(r3) ;
> > > | stw r2,0(r8) | lwz r9,0(r8) ;
> > > exists
> > > (1:r8=y /\ 2:r8=x /\ 2:r9=c)
> >
> > Agreed.
>
> OK, thank you! Would you agree that it would be good to replace the
> current xor-based fake-dependency litmus tests with tests having real
> dependencies?
Yes, because it would look a lot more like real (kernel) code.
Will
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