Maxim Kuvyrkov wrote:
> > On Nov 2, 2017, at 9:41 PM, Wilco Dijkstra <wilco.dijks...@arm.com> wrote:
> > 
> > The Arm backend sets the default sched-pressure algorithm to
> > SCHED_PRESSURE_MODEL.  Benchmarking on AArch64 shows this 
> > speeds up floating point performance on SPEC - eg. CactusBSSN improves
> > by ~16%.  The gains are mostly due to less spilling, so enable this on 
> > AArch64
> > by default.
>
> Hi Wilco,
>
> Any notable regressions?

No, nothing that stands out. There were a few regressions on Cortex-A57 but none
reproduced on Cortex-A72, so they are not real regressions. The gains do 
reproduce
and instruction counts are lower (most binaries show a significant reduction in 
spills).

Wilco

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