vector-based ICs did not update type feedback counts correctly.

src/objects-printer.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/disasm.h"
 #include "src/disassembler.h"
 #include "src/heap/objects-visiting.h"
 #include "src/jsregexp.h"
@@ skipping 463 matching lines @@
 
 void PolymorphicCodeCache::PolymorphicCodeCachePrint(
     std::ostream& os) {  // NOLINT
   HeapObject::PrintHeader(os, "PolymorphicCodeCache");
   os << "\n - cache: " << Brief(cache());
 }
 
 
 void TypeFeedbackInfo::TypeFeedbackInfoPrint(std::ostream& os) {  // NOLINT
   HeapObject::PrintHeader(os, "TypeFeedbackInfo");
-  os << " - ic_total_count: " << ic_total_count()
+  os << "feedback_vector: " << Brief(feedback_vector());
+  os << "\n - ic_total_count: " << ic_total_count()

[Jakob Kummerow, 2014/10/14 15:27:20]

nit: no need to repeat "os", just keep streaming (like the lines below)

[mvstanton, 2014/10/16 10:54:14]

Done.

      << ", ic_with_type_info_count: " << ic_with_type_info_count()
      << ", ic_generic_count: " << ic_generic_count() << "\n";
 }
 
 
 void AliasedArgumentsEntry::AliasedArgumentsEntryPrint(
     std::ostream& os) {  // NOLINT
   HeapObject::PrintHeader(os, "AliasedArgumentsEntry");
   os << "\n - aliased_context_slot: " << aliased_context_slot();
 }
@@ skipping 614 matching lines @@
     }
   }
   os << "\n";
 }
 
 
 #endif  // OBJECT_PRINT
 
 
 } }  // namespace v8::internal