Adding a type vector to replace type cells.

src/compiler.cc

Index: src/compiler.cc
diff --git a/src/compiler.cc b/src/compiler.cc
index b9e13c166172595b298ae227348f5a40a35dca20..af2c78cf74a0d68593e666a59ba67d5fca9509e7 100644
--- a/src/compiler.cc
+++ b/src/compiler.cc
@@ -243,6 +243,33 @@ bool CompilationInfo::ShouldSelfOptimize() {
 }
 
 
+void CompilationInfo::ProcessFeedbackSlots() {
+  // Scope analysis must have been done.
+  if (function()->slot_count() >= 0) {

[mvstanton, 2014/01/30 15:13:41]

turn this to an assedrt.

[mvstanton, 2014/01/30 17:37:41]

Done.

+    // The work was already done.
+    return;
+  }
+
+  if (function()->slot_nodes() == NULL) {
+    function()->set_slot_count(0);
+    return;
+  }
+
+  int current_slot = 0;
+  for (int i = 0; i < function()->slot_nodes()->length(); i++) {
+    FeedbackSlotInterface* slot_interface =
+        function()->slot_nodes()->at(i);
+    int count = slot_interface->GetFeedbackSlotCount(isolate());
+    if (count > 0) {
+      slot_interface->SetFirstFeedbackSlot(current_slot);
+      current_slot += count;
+    }
+  }
+
+  function()->set_slot_count(current_slot);
+}
+
+
 class HOptimizedGraphBuilderWithPositions: public HOptimizedGraphBuilder {
  public:
   explicit HOptimizedGraphBuilderWithPositions(CompilationInfo* info)