diff --git a/llvm/lib/CodeGen/GlobalISel/GISelKnownBits.cpp b/llvm/lib/CodeGen/GlobalISel/GISelKnownBits.cpp
--- a/llvm/lib/CodeGen/GlobalISel/GISelKnownBits.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/GISelKnownBits.cpp
@@ -74,7 +74,7 @@
   assert(ComputeKnownBitsCache.empty() && "Cache should have been cleared");
 
   KnownBits Known;
-  computeKnownBitsImpl(R, Known, DemandedElts);
+  computeKnownBitsImpl(R, Known, DemandedElts, Depth);
   ComputeKnownBitsCache.clear();
   return Known;
 }