Merge PartialInliner changes.

llvm-svn: 73412

llvm/lib/Transforms/IPO/PartialInlining.cpp

@@ -20,10 +20,13 @@
 #include "llvm/Analysis/Dominators.h"
 #include "llvm/Transforms/Utils/Cloning.h"
 #include "llvm/Transforms/Utils/FunctionUtils.h"
+#include "llvm/ADT/Statistic.h"
 #include "llvm/Support/Compiler.h"
 #include "llvm/Support/CFG.h"
 using namespace llvm;
 
+STATISTIC(NumPartialInlined, "Number of functions partially inlined");
+
 namespace {
   struct VISIBILITY_HIDDEN PartialInliner : public ModulePass {
     virtual void getAnalysisUsage(AnalysisUsage &AU) const { }
@@ -132,6 +135,8 @@ Function* PartialInliner::unswitchFunction(Function* F) {
   duplicateFunction->replaceAllUsesWith(F);
   duplicateFunction->eraseFromParent();
   
+  ++NumPartialInlined;
+  
   return extractedFunction;
 }