Re: [PATCH] take 2 of the tr-based current

[Anton Blanchard]

> Hmmm.  Would adding a fake global input help with that?  Something like a 
> "g" (aligned_data) input.

Yep thats what Alan ended up doing, it needed a dummy memory constraint
to prevent gcc over optimising:

        __asm__ ("mfspr %0,0x113; #%1"
	: "=r" (rval)
	: "m" ((int *) 0));

Anton