Type Feedback Vector lives in the closure

src/runtime-profiler.cc

Index: src/runtime-profiler.cc
diff --git a/src/runtime-profiler.cc b/src/runtime-profiler.cc
index 2d4ee9c1a888254206aa602ffce735ea4468804c..28f8c560b8017f9a08011bb4d6dc305f7c789872 100644
--- a/src/runtime-profiler.cc
+++ b/src/runtime-profiler.cc
@@ -53,12 +53,10 @@ RuntimeProfiler::RuntimeProfiler(Isolate* isolate)
       any_ic_changed_(false) {
 }
 
-
-static void GetICCounts(SharedFunctionInfo* shared,
-                        int* ic_with_type_info_count, int* ic_generic_count,
-                        int* ic_total_count, int* type_info_percentage,
-                        int* generic_percentage) {
-  Code* shared_code = shared->code();
+static void GetICCounts(JSFunction* function, int* ic_with_type_info_count,
+                        int* ic_generic_count, int* ic_total_count,
+                        int* type_info_percentage, int* generic_percentage) {
+  Code* shared_code = function->shared()->code();
   *ic_total_count = 0;
   *ic_generic_count = 0;
   *ic_with_type_info_count = 0;
@@ -71,7 +69,7 @@ static void GetICCounts(SharedFunctionInfo* shared,
   }
 
   // Harvest vector-ics as well
-  TypeFeedbackVector* vector = shared->feedback_vector();
+  TypeFeedbackVector* vector = function->feedback_vector();
   int with = 0, gen = 0;
   vector->ComputeCounts(&with, &gen);
   *ic_with_type_info_count += with;
@@ -94,8 +92,8 @@ void RuntimeProfiler::Optimize(JSFunction* function, const char* reason) {
     PrintF(" for recompilation, reason: %s", reason);
     if (FLAG_type_info_threshold > 0) {
       int typeinfo, generic, total, type_percentage, generic_percentage;
-      GetICCounts(function->shared(), &typeinfo, &generic, &total,
-                  &type_percentage, &generic_percentage);
+      GetICCounts(function, &typeinfo, &generic, &total, &type_percentage,
+                  &generic_percentage);
       PrintF(", ICs with typeinfo: %d/%d (%d%%)", typeinfo, total,
              type_percentage);
       PrintF(", generic ICs: %d/%d (%d%%)", generic, total, generic_percentage);
@@ -223,7 +221,7 @@ void RuntimeProfiler::OptimizeNow() {
 
     if (ticks >= kProfilerTicksBeforeOptimization) {
       int typeinfo, generic, total, type_percentage, generic_percentage;
-      GetICCounts(shared, &typeinfo, &generic, &total, &type_percentage,
+      GetICCounts(function, &typeinfo, &generic, &total, &type_percentage,
                   &generic_percentage);
       if (type_percentage >= FLAG_type_info_threshold &&
           generic_percentage <= FLAG_generic_ic_threshold) {
@@ -246,7 +244,7 @@ void RuntimeProfiler::OptimizeNow() {
       // If no IC was patched since the last tick and this function is very
       // small, optimistically optimize it now.
       int typeinfo, generic, total, type_percentage, generic_percentage;
-      GetICCounts(shared, &typeinfo, &generic, &total, &type_percentage,
+      GetICCounts(function, &typeinfo, &generic, &total, &type_percentage,
                   &generic_percentage);
       if (type_percentage >= FLAG_type_info_threshold &&
           generic_percentage <= FLAG_generic_ic_threshold) {