<div>Yes, that's right.</div><div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Jan 7, 2020 at 5:24 Alexey Bataev <<a href="mailto:a.bataev@outlook.com">a.bataev@outlook.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
  
    
  
  <div>
    <p>You mean, the NEST is crashing on startup?<br>
    </p>
    <pre cols="72">-------------
Best regards,
Alexey Bataev</pre>
    <div>06.01.2020 3:23 PM, Itaru Kitayama
      пишет:<br>
    </div></div><div>
    <blockquote type="cite">
      
      <div>
        <div dir="auto">Alexey, I was saying that Initializing
          offloading rum time at runtime was failing with NEST.</div>
      </div>
      <div><br>
        <div class="gmail_quote">
          <div dir="ltr" class="gmail_attr">On Tue, Jan 7, 2020 at 1:47
            Alexey Bataev <<a href="mailto:a.bataev@outlook.com" target="_blank">a.bataev@outlook.com</a>> wrote:<br>
          </div>
          <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
            <div>
              <p>Hi Itaru, I tried to build the NEST with offloading
                support. It is built successfully. How can I see that it
                does not work?<br>
              </p>
              <pre cols="72">-------------
Best regards,
Alexey Bataev</pre>
              <div>05.01.2020 8:53 PM, Itaru Kitayama пишет:<br>
              </div>
            </div>
            <div>
              <blockquote type="cite">
                <div dir="ltr">Hi all,
                  <div>From discussions I had in the llvm-dev mailing
                    list, I realized thjat I really should not have used
                    a Debug Clang at all for my</div>
                  <div>app build. Although at this moment, trunk is
                    broken for my application of interest, I can go back
                    to mid October of trunk and</div>
                  <div>I can build my app with the Clang which is a
                    Release build, but also configured to print
                    informative messages from libomptarget.</div>
                  <div><br>
                  </div>
                </div>
                <br>
                <div class="gmail_quote">
                  <div dir="ltr" class="gmail_attr">On Mon, Dec 23, 2019
                    at 12:47 PM Itaru Kitayama <<a href="mailto:itaru.kitayama@gmail.com" target="_blank">itaru.kitayama@gmail.com</a>>
                    wrote:<br>
                  </div>
                  <blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
                    <div dir="ltr">I've collected Clang build
                      performance data with the -ftime-trace like below
                      <div><br>
                      </div>
                      <div>clang++ -ftime-trace -g -fopenmp
                        -fopenmp-targets=nvptx64 mini.cpp</div>
                      <div><br>
                      </div>
                      <div>. I'm uploading corresponding .json files for
                        your review as to why the latest Clang is slow. </div>
                    </div>
                    <br>
                    <div class="gmail_quote">
                      <div dir="ltr" class="gmail_attr">On Sun, Dec 22,
                        2019 at 10:23 AM Alexey Bataev <<a href="mailto:a.bataev@hotmail.com" target="_blank">a.bataev@hotmail.com</a>>
                        wrote:<br>
                      </div>
                      <blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
                        <div dir="auto"> Check-libomptarget and
                          check-libomptarget-nvptx  do.<br>
                          <br>
                          <div dir="ltr">Best regards,
                            <div>Alexey Bataev</div>
                          </div>
                          <div dir="ltr"><br>
                            <blockquote type="cite">21 дек. 2019 г., в
                              20:13, Itaru Kitayama via Openmp-dev <<a href="mailto:openmp-dev@lists.llvm.org" target="_blank">openmp-dev@lists.llvm.org</a>>
                              написал(а):<br>
                              <br>
                            </blockquote>
                          </div>
                          <blockquote type="cite">
                            <div dir="ltr">
                              <div dir="ltr">On x86 I see the same
                                significant slowdown when building an
                                app with Debug Clang.
                                <div><br>
                                </div>
                                <div>Does make check-openmp exercise any
                                  part of the offloading features?</div>
                              </div>
                              <br>
                              <div class="gmail_quote">
                                <div dir="ltr" class="gmail_attr">On
                                  Fri, Dec 20, 2019 at 8:35 AM Doerfert,
                                  Johannes <<a href="mailto:jdoerfert@anl.gov" target="_blank">jdoerfert@anl.gov</a>>
                                  wrote:<br>
                                </div>
                                <blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"> On
                                  12/19, Itaru Kitayama wrote:<br>
                                  > On POWER8, my app builds 40
                                  minutes with the Debug Clang (40 times
                                  increase<br>
                                  > of time, when<br>
                                  > it is built with Release Clang),
                                  but on an x86 host, it just takes
                                  about 10<br>
                                  > minutes and it is bearable.<br>
                                  > <br>
                                  > Could this be PowerPC specific,
                                  is it why most people aren't aware of
                                  the<br>
                                  > slowness?<br>
                                  <br>
                                  That could most certainly be. Alexey
                                  should build on Power regularly
                                  though.<br>
                                  <br>
                                  <br>
                                </blockquote>
                              </div>
                              <span>_______________________________________________</span><br>
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                              <span><a href="https://lists.llvm.org/cgi-bin/mailman/listinfo/openmp-dev" target="_blank">https://lists.llvm.org/cgi-bin/mailman/listinfo/openmp-dev</a></span><br>
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