[PATCH] D56408: [SimpleLoopUnswitch] Increment stats counter for unswitching switch instruction

Zheng Qian via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Jan 8 08:25:59 PST 2019


qianzhen updated this revision to Diff 180677.
qianzhen added a comment.

Removed "if (SI)" as comment suggested. Thanks for the review!


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D56408/new/

https://reviews.llvm.org/D56408

Files:
  llvm/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp


Index: llvm/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp
===================================================================
--- llvm/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp
+++ llvm/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp
@@ -2281,7 +2281,10 @@
   if (MSSAU && VerifyMemorySSA)
     MSSAU->getMemorySSA()->verifyMemorySSA();
 
-  ++NumBranches;
+  if (BI)
+    ++NumBranches;
+  else 
+    ++NumSwitches;
 }
 
 /// Recursively compute the cost of a dominator subtree based on the per-block


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