Warnings and compile-time failure on 458.sjeng

[Xinliang David Li via llvm-commits]

On Mon, May 23, 2016 at 12:15 PM, Vedant Kumar <vsk at apple.com> wrote:

> Hi David,
>
> I think one of the SPEC2006 tests doesn't have enough statically-allocated
> VP nodes per site. We're seeing:
>
> > "Child terminated by signal 25" (SIGXFSZ) after:
>

Is this related?


> >
> > LLVM Profile Warning: Running out of nodes:
> site_0 at func_12822962448227433604, value=4295054468
> > ...
> > LLVM Profile Warning: Running out of nodes:
> site_0 at func_12822962448227433604, value=4295052980
> > LLVM Profile Warning: Running out of nodes: site_0 at func_12822962
> /Users/buildslave/jenkins/workspace/Performance_ARM64_SPEC2006_INT-O3_LTO_PGO-master/spec2006/cur_run/nt/build/LNTBased/speccpu2006/int/458.sjeng
>
> It seems like the fix for now is to either tweak vp-counters-per-site for
> the test or to set -vp-static-alloc=false.
>
> In the long term, do you think it's worth adjusting vp-counters-per-site
> s.t we can run SPEC without modifications? If so, is SPEC the right testbed?
>

Rong had helped collecting SPEC related statistics, but looks like there is
something missing.  I will investigate. In the meantime, can you try the
workaround?

thanks,

David


>
> thanks,
> vedant
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