<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;">Ping?<div><br></div><div>Thanks,</div><div>-Quentin<br><div style=""><div><br></div><div>On Aug 12, 2014, at 10:04 AM, Quentin Colombet <<a href="mailto:qcolombet@apple.com">qcolombet@apple.com</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div style="font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;">Hi Nadav,<br><br>On Aug 12, 2014, at 9:29 AM, Nadav Rotem <<a href="mailto:nrotem@apple.com">nrotem@apple.com</a>> wrote:<br><br><blockquote type="cite">Hi Quentin,<span class="Apple-converted-space"> </span><br><br>Sorry for the delay in response. Thanks for taking the time to work on improving the scheduling model for x86.<span class="Apple-converted-space"> </span><br></blockquote><br>Thanks for taking a look!<br><br><blockquote type="cite"><br><blockquote type="cite">On Aug 8, 2014, at 5:10 PM, Quentin Colombet <<a href="mailto:qcolombet@apple.com">qcolombet@apple.com</a>> wrote:<br><br>Hi,<br><br>This series of patches adds an exception for each instruction that diverges from the generic scheduling model.<br>It follows the structure of Agner Fog’s instructions tables and provides a patch for each sub-group.<br></blockquote><br>Did you use Agner’s tables or the tables from the intel optimization guide?<span class="Apple-converted-space"> </span><br></blockquote><br>I used Agner’s tables. As far as I can tell the intel optimization guide is not precise enough for this level of details. Moreover, Agner’s data are based on actual measurements :).<br><br>Cheers,<br>-Quentin<br><blockquote type="cite"><br><blockquote type="cite"><br>Although I had observed changes of the schedule of some test cases in the llvm-testsuite + SPECs, I had not measured anything than noise.<br>Note: I have measured both ‘-O3 -march=native' and ‘-Os -march=native’ on a Haswell machine.<br></blockquote><br>:(<span class="Apple-converted-space"> </span><br><br><blockquote type="cite"><br>Thanks for your reviews.<br><br>-Quentin<br><0001-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0002-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0003-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0004-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0005-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0006-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0007-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0008-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0009-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0010-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0011-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0012-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0013-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0014-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0015-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0016-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0017-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0018-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0019-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0020-X86-Haswell-SchedModel-Add-architecture-specific-sch.patch><0021-X86-Haswell-SchedModel-Tidy-up.patch><br></blockquote><br></blockquote><br><br>_______________________________________________<br>llvm-commits mailing list<br><a href="mailto:llvm-commits@cs.uiuc.edu">llvm-commits@cs.uiuc.edu</a><br><a href="http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits">http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits</a></div></blockquote></div><br></div></body></html>