[fullcodegen] Implement operand stack depth tracking.

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/objects.h"
 
 #include "src/disasm.h"
 #include "src/disassembler.h"
 #include "src/interpreter/bytecodes.h"
 #include "src/objects-inl.h"
@@ skipping 934 matching lines @@
     os << "\n - cleared";
   } else {
     os << "\n - value: " << Brief(value());
   }
   os << "\n";
 }
 
 
 void Code::CodePrint(std::ostream& os) {  // NOLINT
   HeapObject::PrintHeader(os, "Code");
+  os << "\n";
 #ifdef ENABLE_DISASSEMBLER
   if (FLAG_use_verbose_printer) {
     Disassemble(NULL, os);
   }
 #endif
 }
 
 
 void Foreign::ForeignPrint(std::ostream& os) {  // NOLINT
   os << "foreign address : " << foreign_address();
@@ skipping 357 matching lines @@
 void JSObject::PrintTransitions(std::ostream& os) {  // NOLINT
   Object* transitions = map()->raw_transitions();
   int num_transitions = TransitionArray::NumberOfTransitions(transitions);
   if (num_transitions == 0) return;
   os << "\n - transitions";
   TransitionArray::PrintTransitions(os, transitions, false);
 }
 #endif  // defined(DEBUG) || defined(OBJECT_PRINT)
 }  // namespace internal
 }  // namespace v8