[llvm-dev] llvm-exegesis

[Clement Courbet via llvm-dev]

Hi Luka, some distributions require you to allow perf event access (see
https://reviews.llvm.org/D47572), have you done that ?

On Tue, Aug 14, 2018 at 5:28 PM, Luka Ercegovcevic <
Luka.Ercegovcevic at rt-rk.com> wrote:

> Hi everyone,
>
> Can someone help me with running llvm-exegesis tool on x86_64? I saw that
> I need libpfm library, but I'm still getting segmentation fault when I try
> to run the tool. Is there anything else I need to do (build llvm on some
> specific way) ?
> This is how I tried to run this tool: llvm-exegesis -mode=latency
> -opcode-name=ADD64rr
>
> Thanks,
> Luka
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