<html><span id="messageContent">Hi Clement,<br /><br />I updated my OS from Ubuntu 16.04.10 to Ubuntu 18.04.1, and now it works fine.</span><br /><br />-------- Original Message --------<br />Subject: Re: llvm-exegesis<br />Date: Wednesday, August 29, 2018 21:24 CEST<br />From: Clement Courbet <courbet@google.com><br />To: Luka Ercegovcevic <Luka.Ercegovcevic@rt-rk.com><br />CC: llvm-dev <llvm-dev@lists.llvm.org>, Petar Jovanovic <Petar.Jovanovic@rt-rk.com>, clément courbet <clement.courbet@gmail.com><br />References: <3315-5b72f500-3-172feea0@222762487><br /><br /><br /> <blockquote type="cite" cite="CAHOnJtqpk0FFH1-i=zHQsGQwFHikmR1hEpzOQ_kkNPucmdhMBg@mail.gmail.com"><div dir="ltr"><div dir="ltr">Hi Luka, some distributions require you to allow perf event access (see <a href="https://reviews.llvm.org/D47572">https://reviews.llvm.org/D47572</a>), have you done that ?</div></div><div class="gmail_extra"> <div class="gmail_quote">On Tue, Aug 14, 2018 at 5:28 PM, Luka Ercegovcevic <span dir="ltr"><<a target="_blank" href="mailto:Luka.Ercegovcevic@rt-rk.com">Luka.Ercegovcevic@rt-rk.com</a>></span> wrote:<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi everyone,<br /><br />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) ?<br />This is how I tried to run this tool: llvm-exegesis -mode=latency -opcode-name=ADD64rr<br /><br />Thanks,<br />Luka</blockquote></div></div></blockquote><br /> </html>