<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div></div><div>Thanks!</div><div><br>On Mar 10, 2016, at 8:33 AM, Eric Christopher <<a href="mailto:echristo@gmail.com">echristo@gmail.com</a>> wrote:<br><br></div><blockquote type="cite"><div><p dir="ltr">I'll try to get this tested today. </p>
<br><div class="gmail_quote"><div dir="ltr">On Thu, Mar 10, 2016, 8:29 AM Adam Nemet <<a href="mailto:anemet@apple.com">anemet@apple.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="auto"><div></div><div>Great, thanks very much, Haicheng!</div></div><div dir="auto"><div><br>On Mar 10, 2016, at 8:08 AM, Haicheng Wu <<a href="mailto:haicheng@codeaurora.org" target="_blank">haicheng@codeaurora.org</a>> wrote:<br><br></div><blockquote type="cite"><div><div><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d">Thank you, Adam.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d">It passes all the benchmarks I have.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d">Haicheng<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d"><u></u> <u></u></span></p><div><div style="border:none;border-top:solid #e1e1e1 1.0pt;padding:3.0pt 0in 0in 0in"><p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <a href="mailto:anemet@apple.com" target="_blank">anemet@apple.com</a> [<a href="mailto:anemet@apple.com" target="_blank">mailto:anemet@apple.com</a>] <br><b>Sent:</b> Wednesday, March 09, 2016 7:17 PM<br><b>To:</b> Haicheng Wu; Eric Christopher; Benjamin Kramer<br><b>Cc:</b> llvm-dev<br><b>Subject:</b> Re: Regression in SPEC2006/gcc caused by LoopLoadElimination<u></u><u></u></span></p></div></div><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal">I’ve committed the fix in r263058. Haicheng, Eric/Benjamin, can you guys please give it a test with your codebase. (You need to enable the pass with -mllvm -enable-loop-load-elim.)<u></u><u></u></p><div><p class="MsoNormal"><u></u> <u></u></p></div><div><p class="MsoNormal">Thanks!<u></u><u></u></p></div><div><p class="MsoNormal">Adam<u></u><u></u></p><div><p class="MsoNormal"><u></u> <u></u></p><div><blockquote style="margin-top:5.0pt;margin-bottom:5.0pt"><div><p class="MsoNormal">On Mar 7, 2016, at 11:05 PM, Adam Nemet <<a href="mailto:anemet@apple.com" target="_blank">anemet@apple.com</a>> wrote:<u></u><u></u></p></div><p class="MsoNormal"><u></u> <u></u></p><div><div><p class="MsoNormal"><u></u> <u></u></p><div><blockquote style="margin-top:5.0pt;margin-bottom:5.0pt"><div><p class="MsoNormal">On Mar 7, 2016, at 9:43 AM, Adam Nemet <<a href="mailto:anemet@apple.com" target="_blank">anemet@apple.com</a>> wrote:<u></u><u></u></p></div><p class="MsoNormal"><u></u> <u></u></p><div><div><div><p class="MsoNormal">Hi Haicheng,<u></u><u></u></p></div><div><p class="MsoNormal"><u></u> <u></u></p></div><div><p class="MsoNormal">Sorry about the breakage. I reverted it in r262839.<u></u><u></u></p></div><div><p class="MsoNormal"><u></u> <u></u></p></div><div><p class="MsoNormal">I will try to reproduce it locally. Please don’t blow away your directories yet in case I need further help.<u></u><u></u></p></div></div></div></blockquote><div><p class="MsoNormal"><u></u> <u></u></p></div><div><p class="MsoNormal">OK, I managed to reproduce this locally. Should be able to make progress from here without further help from you.<u></u><u></u></p></div><div><p class="MsoNormal"><u></u> <u></u></p></div><div><p class="MsoNormal">Adam<u></u><u></u></p></div><p class="MsoNormal"><br><br><u></u><u></u></p><blockquote style="margin-top:5.0pt;margin-bottom:5.0pt"><div><div><div><p class="MsoNormal">Thanks,<u></u><u></u></p></div><div><p class="MsoNormal">Adam<u></u><u></u></p></div><div><p class="MsoNormal"><u></u> <u></u></p></div><div><blockquote style="margin-top:5.0pt;margin-bottom:5.0pt"><div><p class="MsoNormal">On Mar 7, 2016, at 8:33 AM, Haicheng Wu <<a href="mailto:haicheng@codeaurora.org" target="_blank">haicheng@codeaurora.org</a>> wrote:<u></u><u></u></p></div><p class="MsoNormal"><u></u> <u></u></p><div><div><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Hi Adam,<u></u><u></u></span></p></div><div><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <u></u><u></u></span></p></div><div><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">I find LoopLoadElimination (r262250) causes SPEC2006/gcc generate wrong result (166.s) in AArch64 when running with *<b>ref</b>* data set. The error happens when I use either “-Ofast -flto -fuse-ld=gold” or “-O3 -fno-strict-aliasing”. Please let me know if you need more information.<u></u><u></u></span></p></div><div><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <u></u><u></u></span></p></div><div><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Best,<u></u><u></u></span></p></div><div><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <u></u><u></u></span></p></div><div><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Haicheng<u></u><u></u></span></p></div></div></blockquote></div><p class="MsoNormal"><u></u> <u></u></p></div></div></blockquote></div><p class="MsoNormal"><u></u> <u></u></p></div></div></blockquote></div><p class="MsoNormal"><u></u> <u></u></p></div></div></div></div></blockquote></div></blockquote></div>
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