[PATCH] D154885: [DAGCombiner] Limit graph traversal to cap compile times

David Blaikie via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Jul 24 15:21:42 PDT 2023


dblaikie added inline comments.


================
Comment at: llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp:17630
   SmallVector<SDNode *, 16> OtherUses;
+  const unsigned int MaxSteps = 8192;
   if (isa<ConstantSDNode>(Offset))
----------------



================
Comment at: llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp:17848
     SmallVector<const SDNode *, 8> Worklist;
+    const unsigned int MaxSteps = 8192;
     // Ptr is predecessor to both N and Op.
----------------



Repository:
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CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D154885/new/

https://reviews.llvm.org/D154885



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