Add two statistics to help track how we are computing the inline cost.

Yea, 'NumCallerCallersAnalyzed' isn't a great name, suggestions welcome.

llvm-svn: 154492

1 files changed, 5 insertions, 0 deletions

diff --git a/llvm/lib/Analysis/InlineCost.cpp b/llvm/lib/Analysis/InlineCost.cpp
index c4599c805d6..3e3d2ab7538 100644
--- a/llvm/lib/Analysis/InlineCost.cpp
+++ b/llvm/lib/Analysis/InlineCost.cpp
@@ -29,9 +29,12 @@
 #include "llvm/ADT/SetVector.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/SmallPtrSet.h"
+#include "llvm/ADT/Statistic.h"
 
 using namespace llvm;
 
+STATISTIC(NumCallsAnalyzed, "Number of call sites analyzed");
+
 namespace {
 
 class CallAnalyzer : public InstVisitor<CallAnalyzer, bool> {
@@ -802,6 +805,8 @@ ConstantInt *CallAnalyzer::stripAndComputeInBoundsConstantOffsets(Value *&V) {
 /// is below the computed threshold, then inlining was forcibly disabled by
 /// some artifact of the rountine.
 bool CallAnalyzer::analyzeCall(CallSite CS) {
+  ++NumCallsAnalyzed;
+
   // Track whether the post-inlining function would have more than one basic
   // block. A single basic block is often intended for inlining. Balloon the
   // threshold by 50% until we pass the single-BB phase.