Remember to actually update SplitAnalysis statistics now that we have a fancy

function to do it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110994 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/SplitKit.cpp

@@ -668,6 +668,7 @@ void SplitEditor::rewrite() {
     }
     if (LI) {
       MO.setReg(LI->reg);
+      sa_.removeUse(MI);
       DEBUG(dbgs() << "  rewrite " << Idx << '\t' << *MI);
     }
   }