[PATCH] D94155: [X86] Fix tile config register spill issue.

LuoYuanke via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Jan 21 00:58:54 PST 2021


LuoYuanke added inline comments.


================
Comment at: llvm/lib/Target/X86/X86PreTileConfig.cpp:371
   DomTree = &getAnalysis<MachineDominatorTree>();
+  LIS = &getAnalysis<LiveIntervals>();
 
----------------
pengfei wrote:
> LuoYuanke wrote:
> > pengfei wrote:
> > > Can moving this after line 375 solve this problem?
> > That may be caused by live interval analysis. Let me try.
> > Anyone knows how to duplicate the regression?
> http://llvm-compile-time-tracker.com/about.php
Thank you. I'll try to reproduce it.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D94155/new/

https://reviews.llvm.org/D94155



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